Tag Archives: agricultural tractor 4wd

China Custom Well Reputation Dq754 75HP 4WD Four Wheel Agricultural Farming Tractor for Sale pto shaft bush hog

Product Description

Well Reputation Dq754 75HP 4WD Four Wheel Agricultural Farming Tractor for Sale

Tractor Main Features and Advantages:
1.Equipped famous brand engine showing advanced capacity,low fuel consumption,high economic efficiency.
2. Streamlined appearance design, beautiful and generous.
3.Transmission Case adopt meshed shift and add the gearbox interlock device makes the operation more smoothly,reliable and easier.
4. Double action clutch with disc spring, perform steadily and easy to operate.
5. Fully hydraulic steering system greatly reduced driver’s work strength.
6. Wet disc brake device, reliable brake performance.
7. Separate injection of hydraulic oil, reliable to operate.
8. The lifter with force and position adjustment, with reliable lift.
9. Tractor PTO:
PTO in Double speed : 540/760r/min Optional, For high working efficiency.
PTO shaft of 6 or 8 spline Optional, adaptable for agricultural equipment of all over the world. 
10. Big Chassis and Heavy-duty Rear axle for Durable Strong machine.
11. Full series light, ROPS,Sunshade/Canopy, Fan/Heater/Air-conditioned cabin are all available, for more comfortable driving environment. 

Tractor Main specificaiton and Technical parameters:

Model  DQ754B
Drive type  4×4
Engine
Engine model YTO, 4-Cylinder diesel engine
Capacity of fuel tank (L) 78
Engine power at rated speed (kw/hp) 55.2kw/75HP
PTO power at rated speed (kw) 46.8
Transmission
Steering type Full Hydraulic Steering
Clutch Dry,Dual-stage type
PTO Speed (rpm) 540/760
Gearshift  8F 
 

Best price will be quoted for you as soon as receive your Requirement !

Type: Wheel Tractor
Usage: Farm Tractor, Garden Tractor, Lawn Tractor
Certification: ISO, CE, CCC, Pvoc, Coc
Drive Wheel: 4WD
Emission Standard: Euro III
Fuel: Gas / Diesel
Customization:
Available

|

Customized Request

Shaft Collar

The Different Parts of a PTO Shaft

Power Take-Off (PTO) shafts are an integral part of a tractor’s driveline. Without them, a tractor cannot operate. It is essential to understand the different parts of a PTO shaft, as they are crucial for the operation of your tractor. These parts are typically overlooked during routine tractor maintenance checks, but knowing more about them will help you practice on farm machinery better.

Tractor’s power take-off (PTO) shaft

A Tractor’s power take-off (or PTO) shaft transfers power from the tractor to an implement. These shafts typically rotate at speeds between 540 and 1000 rpm. A number of safety features help prevent accidental contact between the shaft and the implement.
In order to avoid this problem, tractor operators should be vigilant while operating their tractors. They should make sure that the tractor’s power take-off (PTO) shaft is shielded. These shields include a master shield for the PTO stub, a PTO integral journal shield, and an implement input connection shield. The PTO master shield is mounted on the tractor and extends over the PTO stub on three sides. It is designed to prevent collisions between the tractor and any connected machine drive shaft.
A power take-off (PTO) shaft is an important component on any tractor. It is a shaft that transmits mechanical power from a tractor to an implement or separate machine. Early PTOs used a transmission and were located at the rear of the tractor. They are now available with hydraulic or mechanical drivelines. These power take-offs transfer the tractor’s power to a secondary piece of equipment through a driveshaft.
Proper PTO shaft guards protect people from stepping on rotating shafts. The PTO should not compress fully at any point in the operating range. It should have several inches of overlap at the maximum operating extension. A PTO guard should be positioned properly for each machine.
Despite these benefits, there are still many risks associated with PTO shafts. These powerful and potentially dangerous pieces of machinery can cause severe injury if not used safely. Luckily, proper installation of safety shields can reduce the risk of injury.

Types

PTO shafts come in a variety of different shapes, sizes, and materials. The most common types are square and round, but there are also star-shaped and trilobed types. While the star-shaped type is a typical North American design, the trilobed and lemon-shaped varieties are typically German or Italian. Typically, the lemon-shaped ones are made of an alloy called ‘Lemon Yellow.’ In some cases, the shaft will come with snap rings.
Different manufacturers use various materials for their PTO shafts. The tube of a welded drive shaft must be strong enough to handle the force exerted by the PTO. There are many different materials available, but some are stronger than others. Before choosing the type of drive shaft that is right for your machine, make sure that you know the exact measurements of your driveline.
When deciding between different types of PTO shafts, you must also consider the materials that will be used for your particular application. While splines are the most common material for PTO shafts, you can find various types that have different uses. Carbon steel is malleable and has a low carbon content, which makes it more reliable. A ferrous steel is more durable and contains metals like nickel, chromium, and molybdenum, which make it a great alternative to carbon steel.
A PTO gearbox input shaft extends between the PTO gearbox and the PTO clutch. It is mounted with a toothed wheel 8. An inductive sensor 9 on the shaft outputs a pulsed electronic signal based on the rotational speed of the shaft. These pulsed signals are called inductive speed sensors.

Rotation direction

The PTO shaft is a critical part of the power take-off of a farm tractor. It allows the tractor to transfer power from the engine to an implement such as a mower or other garden equipment. The rotation direction of the PTO shaft depends on the type of implement. Some implements only accept rotation in one direction, while others require rotation in both directions.

Safety chain

Shaft CollarOne of the best ways to protect your PTO shaft is to use a safety chain. A safety chain is a chain that is attached to the PTO shaft, and it prevents the plastic shield from spinning on the shaft. This chain should be fastened to a suitable point on your machine or tractor. It should not be attached to the lower lift arms or the U-guard.
PTO shafts can be very dangerous if they are not guarded. They can rotate as high as 1000 rpm and could seriously injure you. It is also important to ensure that the PTO shaft guard is fitted correctly, and that the tractor is turned off before working on it. In addition, avoiding wearing loose clothing when working around a PTO shaft can help protect your life.
Another way to protect the PTO shaft is to shield the IID shaft. This can be done by using shielding over the straight part of the shaft, the PTO connection, or the Implement Input Connection. A protruding bolt or pin can catch clothing and snag it. If not shielded, the clothing can wrap around the shaft, trapping the person against it.
A good safety chain should be positioned between the tractor and the PTO shaft. The chain should be at least 50 mm wider than the PTO shaft, and should be in good condition. It should cover the entire length of the PTO shaft from the tractor to the first bearing. The PTO shaft must also be fitted with the correct bearing ring. It is also vital to ensure that the PTO guard does not bend or break, as this could result in damage to the PTO shaft.

Shield

Shaft CollarA PTO shaft shield protects the PTO shaft from possible impacts. It is typically made of plastic, but can also be made of metal. These shields are easy to damage, and are therefore preferably made of a durable material. The shields are held in place with brackets. The shields are made with two parts: an inner shield and a protective sleeve.
An improvement to the PTO shaft shield is a bracket that supports both the outer and PTO shaft. It is shown in conjunction with a towed machine in FIGS. 2 and 7. FIG. 7 is a side elevation of the bracket mounted to the tongue of the machine. This shield is designed to prevent the PTO shaft from becoming damaged during the towed process.
The main risk associated with PTO mishaps is entanglement, which can result in serious injuries. If a shaft separates from a tractor, it can strike nearby workers or people. Proper maintenance can minimize the risk of entanglement and save lives. Thankfully, equipment manufacturers have made huge strides in reducing the risk of these accidents. Operators should always make sure that the PTO shaft shield is in place to avoid the risk of entanglement.
In addition to preventing entanglement, a PTO shaft shield also helps protect the universal joints that are mounted on the PTO shaft. The shield is made of plastic or steel. It is typically shaped like an inverted U and covers both the top and sides of the shaft. A detachable PTO shaft shield is also available.
As with all parts of a PTO driveline, the PTO shaft shield should be maintained to prevent damage to the bearings. It is necessary to inspect the shield and replace it whenever it becomes damaged. PTO equipment is often used outdoors, and it is frequently exposed to crop debris, rust, and dirt that can affect the bearings. Proper maintenance will extend the equipment’s lifespan and reduce maintenance costs.
China Custom Well Reputation Dq754 75HP 4WD Four Wheel Agricultural Farming Tractor for Sale   pto shaft bush hogChina Custom Well Reputation Dq754 75HP 4WD Four Wheel Agricultural Farming Tractor for Sale   pto shaft bush hog
editor by CX 2023-06-02

China Professional High Quality Ce Oecd Approved Dq804b 80HP 4WD Agricultural Wheel Farming Tractor with Rops for Sale pto shaft came apart

Product Description

High quality CE  OECD approved DQ804B 80HP 4WD Agricultural wheel Farming tractor with ROPS for sale

Tractor Main Features and Advantages:
1.Equipped famous brand engine showing advanced capacity,low fuel consumption,high economic efficiency.
2. Streamlined appearance design, beautiful and generous.
3.Transmission Case adopt meshed shift and add the gearbox interlock device makes the operation more smoothly,reliable and easier.
4. Double action clutch with disc spring, perform steadily and easy to operate.
5. Fully hydraulic steering system greatly reduced driver’s work strength.
6. Wet disc brake device, reliable brake performance.
7. Separate injection of hydraulic oil, reliable to operate.
8. The lifter with force and position adjustment, with reliable lift.
9. Tractor PTO:
PTO in Double speed : 540/760r/min Optional, For high working efficiency.
PTO shaft of 6 or 8 spline Optional, adaptable for agricultural equipment of all over the world.
10. Big Chassis and Heavy-duty Rear axle for Durable Strong machine.
11. Full series light, ROPS,Sunshade/Canopy, Fan/Heater/Air-conditioned cabin are all available, for more comfortable driving environment. 

Tractor Main specificaiton and Technical parameters:

Model  DQ804B
Drive type  4×4
Engine
Engine model YTO, 4-Cylinder diesel engine
Capacity of fuel tank (L) 78
Engine power at rated speed (kw/hp) 58.8kw/80HP
PTO power at rated speed (kw) 50
Transmission
Steering type Full Hydraulic Steering
Clutch Dry,Dual-stage type
PTO Speed (rpm) 540/760
Gearshift  8F+2R /16F+4R
Hydraulic system
Hydraulic output flux (L/min) 30
Hydraulic output valve  2-Group (optional)
Three point linkage
Category of 3-point link  Category II
Lifting force (at point of 610mm)KN 13.5
Technical parameter
Dimension (L x W x H)mm 4571x1929x2568
Wheel base(mm) 2236
Track base(mm) front wheel 1450
Track base(mm) rear wheel 1530
The smallest clearance(mm) 340
Front tyre  8.3-24
Rear tyre  14.9-30
Optional Configurations
Common cabin with Fan; Heater cabin; AC cabin;ROPS; Canopy (Sunshade); 16F+4R creeper gearshift, Positive type Hydraulic lifter, 2-Group Hydraulic output valve; Front ballast; Rear ballast; Air brake, Swing draw bar
Loading quantity
3 units/40HC container in Bare packing ; 6 units/40HC container in Bulk packing by Iron crate 

Advance Manufacutring Line:

Strictly Inspecting and Full Testing for ensuring high quality product:

High quality DQ804B 80HP 4WD tractor have different Optional configurations for choose:

 

Best price will be quoted for you as soon as receive your Requirement !

Type: Wheel Tractor
Usage: Farm Tractor, Garden Tractor, Lawn Tractor
Certification: ISO, CE, CCC
Drive Wheel: 4WD
Emission Standard: Euro III
Fuel: Gas / Diesel
Customization:
Available

|

Customized Request

Shaft Collar

Choosing the Right PTO for Your Machine

There are many types of PTOs, and you may be wondering which one is the best choice for your machine. In this article, you’ll learn about Splined PTOs, Reverse PTOs, and Independent PTOs. Choosing the right PTO for your needs will allow you to operate your machine more efficiently.

LPTO

LPTOs can be dangerous for operators. They should stay at a safe distance from them to avoid getting entangled in the rotating shaft. If an operator gets caught, he or she could sustain severe injuries or even death. Safety precautions include wearing clothing that does not cling to the shaft.
There are many types of PTOs. Some of them support high power applications. These models have different shafts with varying spline configurations. Type 3 shafts have 20 splines, while Type 2 shafts have just 10. Type 3 and Type 2 shafts are referred to as large 1000 and small 1000 respectively by farmers.
The power that drives the PTO shaft comes from the gearbox through the countershaft. Standardizing the PTO speed helps to design equipment around the given speed. For example, a threshing machine is supposed to run at a specific peripheral velocity of the threshing cylinder, so pulley arrangements are usually designed with that speed in mind.
Because the PTO shaft is often low to the ground, it is easier to handle it from a kneeling position. Using a good surface to place the implement on will help you align the splines properly. To make this process easier, use a floor mat, a carpet, or a sturdy piece of cardboard. Once you have positioned the shaft on the PTO, press the locking pin button. If the PTO shaft is stuck, jiggling the implement a bit will help it slide into position.

Reverse PTO

There are several different ways to reverse the PTO shaft. Some older Massey Ferguson style tractors are designed to reverse the PTO shaft by turning it backward. This feature is useful for raising upright silo unloaders. The first method involves driving backward with the rear wheel jacked up and rotating while the rear wheel spins. This method is also useful for reversing a baler or unplugging a baler.
Another option is to install a reverse PTO adapter. These adapters are available for all types of PTOs. A reverse PTO is an excellent choice for any implement that can get stuck when rotating in one direction. However, it should only be used when it is absolutely necessary. The reverse PTO should not be rotated too far backward or for too long.
There are also different types of PTO shafts. Some transfer energy faster than others. That is why a large tractor’s PTO will transfer energy faster than a small tractor’s. Furthermore, independent PTOs don’t require a parking break like transmission PTOs do. There is also a difference between metric and domestic PTO shafts.
In farming, the reverse PTO is used when the farm machinery gets stuck or needs to be reversed. It also makes it possible to use the tractor to turn in the opposite direction. A PTO is a mechanical gearbox that transfers energy from the tractor’s engine to other implements. It can also supply power in the form of rotating pumps.

Splined PTO

The splined PTO shaft consists of six equal-sized splines that are spaced apart by grooves. The splines are angled to the axis of rotation of the PTO shaft. When the splines and the grooves meet, they align the screw end portion.
A splined PTO shaft can be retrofitted to most size 6 PTO shafts. It can also be used as a replacement for a worn out or damaged PTO shaft. This type of PTO shaft is recommended for tractors that require a quick and easy install.
Splined PTO shafts can be used for different types of agricultural equipment. They are compatible with standard and Weasler yokes. They can be cut to size and are available in North American and Metric series. They also come in an Italian Metric series. These shafts are easy to install and remove with a simple key.
A splined PTO shaft is essential for facilitating the interconnection of different components. A power take off (PTO) shaft tool engages the splined PTO shaft and turns it in order to align it with the input shaft of a cooperating structure. This tool is used to connect the PTO shaft to a tractor. This can also be used on a truck, trailer, or any other powered vehicle.
A wrench 40 is also useful for securing a PTO shaft. It enables the wrench to rotate the P.T.O. shaft approximately 30 degrees. The wrench’s leg 46 engages the shaft on the opposite side of the PTO shaft 16. Once the wrench is tightened, the tool can rotate the PTO shaft to make it align with the input shaft 16.
Shaft Collar

Independent PTO

Independent PTO shafts can be mechanical or hydraulic. The mechanical type has a separate on/off selector and control lever, whereas hydraulic PTOs have just one. The mechanical version is preferred for tractors that need to operate at lower speeds and for applications such as baling and tilling. The hydraulic version reduces noise and vibration.
Another advantage of an independent PTO is that it is easy to engage. Instead of engaging a clutch, you simply shift the PTO selector lever away from ‘OFF’ and flip the PTO switch to “ON.” This lever is usually located on the right hand side of the operator’s seat.
The ISO 500 standard provides specifications for independent PTO shafts. This specification lays out the size of the shaft, number of splines and the location of the PTO. In addition, it specifies the maximum RPM and shaft diameter for a PTO. The original ISO 500-3 specification calls for 540 revolutions per minute for shafts with six splines.
Another benefit of an independent PTO is its ability to be engaged or disengaged without using the transmission clutch. The lever can be pressed halfway or fully to engage an independent PTO. The independent PTO also allows you to stop the tractor while it is in motion. Independent PTOs are available in hydrostatic or mechanical configurations, and are particularly popular with hydrostatic drives.

LPTO shaft guard

An LPTO shaft guard prevents accidental rotational collisions by covering the shaft of a PTO. A PTO shaft is a moving part that can entrap a person’s legs, arms, and clothing. In a pinch, a person could become entangled in the shaft and suffer a serious injury. A PTO shaft guard is a great way to protect yourself against these dangerous incidents.
PTO mishaps can cause severe injuries and even fatalities. To prevent this, equipment manufacturers have made strides in improving the design and construction of their PTO drive shafts. A PTO shaft guard will protect the drive shaft from entanglement and tearing. Proper installation and maintenance of a PTO shaft guard can help protect the tractor, PTO, and other machinery.
Tractor PTO shaft guards are made from durable plastics and can be installed easily. They keep all the parts of the tractor in place and prevent accidents during operation. These parts are vital components for many farm equipments. A 540 RPM shaft can pull a person from a distance of five feet. A PTO shaft guard will prevent this from happening by keeping clothing from becoming entangled in the shaft.
Another important component of a PTO system is the master shield, which covers the PTO stub and the input driveline shaft of an implement. The master shield protects both the tractor PTO stub and the connection end of the input driveline shaft. It extends over the PTO stub on three sides. Many people never replace their master shields because they are too expensive.
Shaft Collar

Safety of handling a pto shaft

Handling a PTO shaft safely is a vital component of tractor safety. Safety shields must be properly fastened to the shaft to prevent any accidents. The shield should also be inspected and maintained regularly. Otherwise, foreign materials, including clothing, can enter the shaft’s bearings. It is also important to walk around the rotating shaft whenever possible.
Power takeoff shafts are used to transfer mechanical power from farm tractors to implements. However, improper handling of these devices can lead to severe injuries, including amputation and multiple fractures. Spinal injuries are also common, especially if an individual is rotated around the shaft.
Operator awareness is key to avoiding PTO entanglement. Performing repairs while a machine is in operation or wearing loose, frayed clothing may lead to injury. It is also important to read the manufacturer’s instructions before operating a PTO. Lastly, it is important to never operate a PTO while the engine is running.
PTO shafts should be protected by ‘U’ or ‘O’ guards on the tractor and the attached implement. It is also important to use a PTO stand. As with any mechanical part, handling a PTO shaft requires care. Always ensure that the tractor is off before working and remove the key before working on it. Also, it is important to avoid stepping on the drive line or going under it. Make sure you wear protective clothing and shoes. Avoid wearing clothes that have laces as they could become entangled in the shaft and cause injury.
The connection to the PTO shaft should be close to the ground. If it is not, kneel on a flat surface. A piece of carpet, automobile floor-mat or cardboard can work well. Then, align the splines on the PTO shaft. To do this, press the locking pin button, then pull the ball-lock collar back, and then push the shaft onto the PTO.
China Professional High Quality Ce Oecd Approved Dq804b 80HP 4WD Agricultural Wheel Farming Tractor with Rops for Sale   pto shaft came apartChina Professional High Quality Ce Oecd Approved Dq804b 80HP 4WD Agricultural Wheel Farming Tractor with Rops for Sale   pto shaft came apart
editor by CX 2023-04-27

China Best Sales Top Sale Factory Manufacturer Supply Europe CE Certificate Dq854 85HP 4WD Four Wheeled Drive Agricultural Wheel Farm Tractor Made in China pto shaft accident

Product Description

Top Sale Factory Manufacturer supply Europe CE certificate Dq854 85HP 4WD Four Wheel Drive Agricultural Farm Tractor Made in China

Tractor Main Features and Advantages:
1.Equipped famous brand engine showing advanced capacity,low fuel consumption,high economic efficiency.
2. Streamlined appearance design, beautiful and generous.
3.Transmission Case adopt meshed shift and add the gearbox interlock device makes the operation more smoothly,reliable and easier.
4. Double action clutch with disc spring, perform steadily and easy to operate.
5. Fully hydraulic steering system greatly reduced driver’s work strength.
6. Wet disc brake device, reliable brake performance.
7. Separate injection of hydraulic oil, reliable to operate.
8. The lifter with force and position adjustment, with reliable lift.
9. Tractor PTO:
PTO in Double speed : 540/760r/min Optional, For high working efficiency.
PTO shaft of 6 or 8 spline Optional, adaptable for agricultural equipment of all over the world.
10. Big Chassis and Heavy-duty Rear axle for Durable Strong machine.
11. Full series light, ROPS,Sunshade/Canopy, Fan/Heater/Air-conditioned cabin are all available, for more comfortable driving environment. 

Tractor Main specificaiton and Technical parameters:

Tractor Model  DQ854
Drive type 4WD
Engine
Engine model  YTO or CZPT brand, 4 cylinder diesel engine
Capacity of fuel tank(L) 150
Engine power(kw/hp) 62.5kw/85HP
PTO power at rated speed (kw) 53
Transmission 
Clutch  Dry,dual-stage type
PTO Speed(rpm)  540/1000 or 760/1000
Gearshift     8F+4R(common) /16F+8R(optional)/8F+8R(optional)  
Hydraulic system 
Hydraulic output valve 2-Group (optional)
Three point linkage 
Category of 3-point link Category II
Lifting force (at point of 610mm)KN >16
Technical parameter 
Dimension LxWxH (mm)  4593x2050x2810
Wheel base(mm) 2195
Track base(mm) front wheel 1610
Track base(mm) rear wheel  1620-2571(usual 1620)
The smallest clearance(mm) 379
Front tyre 11.2-24
Rear tyre 16.9-34(common) / 18.4-30(optional) 
Optional Configurations
Common cabin with Fan; Heater cabin; AC cabin; ROPS; Canopy (Sunshade); 8F+8R shuttle gearshift, 16F+4R creeper gearshift, 2-Group Hydraulic output valve; Front ballast;Rear ballast; Paddy tire, 18.4-30 big rear tire, Air brake, Swing draw bar
Loading Quantity/40HC 3 Sets in Nude packing for CBU shipping

DQ854 85HP 4WD Tractor showing :

Advance Manufacturing Line:

Strictly Inspecting and Full Testing for ensuring high quality product :


Tractor Packing and Loading container for Delivering goods :

Best price will be quoted for you as soon as receive your Requirement !

After-sales Service: Factory Directly Supply
Warranty: 2 Years
Type: Wheel Tractor
Usage: Farm Tractor, Garden Tractor, Lawn Tractor
Certification: ISO, CE, CCC, Pvoc, Coc
Drive Wheel: 4WD
Customization:
Available

|

Customized Request

Shaft Collar

Safety Precautions For a PTO Shaft

When you are working around PTOs, be sure to observe several safety precautions. These include removing the shield, keeping a safe distance from the machine, and avoiding entanglement. Entanglement is a serious injury that can even lead to death. Workers who are near the machine should always maintain a safe distance, especially if the speed of the machine is fast enough to entangle clothing. The speed of the PTO is usually 540 to 1,000 revolutions per minute, and the speed is enough to cause injury in a split second.

Safety precautions

One of the most important safety precautions for a PTO shaft is to make sure that it is properly guarded at all times. An unguarded PTO shaft can entanglement a worker, cause an injury, or even cause death. Operator awareness is key in preventing this hazard. Among other things, workers should not make repairs while the PTO is in use or wear loose or frayed clothing when working near the PTO. Likewise, they should read and follow instructions provided with their tractor and implement. Finally, they should use PTO shafts only for their intended purpose.
Another important safety precaution is to wear a protective gear such as a helmet and gloves before operating a PTO shaft. This type of equipment can be extremely dangerous because of its speed. A PTO shaft that is rotating at 540 rpm can travel two metres in less than a second. Damaged shielding is a common cause of entanglement, so it is important to check your machinery for damage before operating it.
When operating a tractor, PTOs should be kept clear of loose clothing. Loose clothing can easily catch on a rotating PTO shaft. Long hair or jewelry can also become entangled in a PTO shaft. It is also important to remember to secure the PTO shaft guard when the tractor is not in use. Also, never engage a PTO when the engine is off.

Types of pto shafts

PTO shafts are used in tractors and other equipment to secure the secondary gear in the tractor. They are available in different styles and sizes. These shafts are designed to withstand pressure, impacts, and tension. They may also include a shear pin and slip clutch. Before buying a new PTO shaft, make sure to check its measurements.
There are two types of PTO shafts available in an Agric rototiller. The first one has a slip clutch and the other has a shear pin safety device. In order to identify the type of PTO shaft used in a particular tractor, it is important to understand what it is used for.
There are two types of PTO shafts: the external and internal. The latter is used for larger machines, such as a lawnmower. The former is suitable for agricultural applications and is the preferred type for large tractors. The former is suitable for plowing, mowing, and shredding.
Transmission PTO shafts are the oldest type of PTO. They are connected to the tractor’s transmission. When a tractor is in gear, it stops the PTO shaft. However, when it’s not, it’s ineffective and can pose serious problems, such as when mowing. This type of PTO can also cause an overrun clutch to prevent the PTO shaft from working properly.
Shaft Collar

Reaction time

It’s important to know your reaction time when working around a power take-off (PTO) shaft. This part of the machine rotates at approximately 540 revolutions per minute and can pull in seven feet per second. Reaction time can be affected by age, physical condition, medications, lack of sleep, and stress. If you’re working around a PTO, be sure to remove any loose jewelry or other items that might interfere with your reaction time.
PTO accidents can be caused by several factors. The operator, the machine, and the environment all play a role. The operator’s physical and mental condition can also contribute to unsafe actions. For example, young operators may lack the knowledge and experience to recognize hazards. Older workers may also have slower reaction times, which can make it difficult to react quickly to slippery work areas.
Reaction time is measured as the time between a stimulus and the response. It does not include the time required to move the hand. Reaction time is a critical factor in sports, where athletes need to be quick to respond to the moves of their opponents. A good reaction time is necessary to score points.
A demonstration of the speed of a PTO shaft is a great tool to demonstrate how dangerous this part of a machine can be. To demonstrate the speed, use a 7-foot sash cord tied to a sliding collar universal joint. Select a 540-rpm PTO shaft, and a three-inch diameter shield. In one second, the rotating shaft makes nine revolutions and travels 7.1 feet. However, a cordless drill does not rotate at full speed and will take at least two seconds to wrap around the string.

Standardization

The standardization of PTO shafts in tractors is a major project. The EU Machinery Directive requires the protection of operators from rotating parts, such as the PTO. This is especially important when parts are accessible, as clothing can easily be wrapped around them, resulting in an accident. To prevent such accidents, manufacturers have begun to install non-rotating guards over the PTO drive shaft. These guards comply with the current EU good practice.
The European Standard EN 12965:2003+A2:2009 specifies the safety requirements for PTO drive shafts and their guards. It also specifies safe working practices for these components. The standard was approved by CEN on 16 September 2019. It is important to follow these regulations to ensure safe operation.
In the 1980s, a movement began among agricultural engineers to standardize the PTO shaft. The movement began because the different types of PTO shafts had not been interchangeable. A common example is the Deutz-Fendt shaft, which had become a standard for tractors.
As the power for PTO drives comes from the gearbox, the counter shaft acts as the PTO outlet. Standardization of PTO speeds makes it easier for manufacturers to design equipment to meet a specified speed. For example, a thresher is expected to run at a specific peripheral velocity of the threshing cylinder, which is a function of standard PTO speeds. This also allows designers to plan pulley arrangements with the standard PTO speed in mind.
Shaft Collar

Safety chains

The PTO shaft is an integral part of a tractor or implement, so it’s essential to secure it with safety chains. These chains are welded to both ends of the shaft and serve as backup connections between the tractor and trailer coupling point. There are several types of chains available, from domestic to metric, to meet your specific needs.
Because of the high speeds of PTO shafts, it’s crucial to protect these parts from being tangled. A single fall of a PTO shaft can cause serious injury or even death. In such an unfortunate situation, safety chains can prevent such injuries. PTO shafts are also extremely dangerous because the components can become hot while they are operating.
In addition to safety chains, operators must also be aware of the hazards that can occur when working near a PTO shaft. Unsafe behaviors, such as performing repairs while operating a machine, or wearing frayed clothing can lead to serious injury or death. In addition, all users should follow the instructions on the tractor or implement they’re using. It’s also essential to use a PTO shaft for its intended purpose.
In addition to safety chains, farmers should also ensure that the PTO drive shaft is securely attached to the tractor or implement. A broken or damaged PTO guard can be just as dangerous as an unprotected shaft. In addition, a poorly fitting PTO guard may provide a false sense of security. For this reason, it’s important to use protective clothing when operating a tractor or implement powered by a PTO.

Shield

The CZPT-Co universal fit PTO shaft shield is a simple and easy to use shield that has a patented lever release. The shield comes in two sizes, the smaller diameter shield is for shafts with a diameter of 1 5/16″ to 2 1/8″ and the larger diameter shield fits shafts of 2″ to 3 1/8″. Each shield is pre-installed with an assortment of bearings. The shield’s length is measured from the end of the yoke bearing groove to the other end.
If you’ve ever tried to work on a PTO shaft, you know that it can be frustrating. A PTO shaft shield is a safety device that covers the shaft and prevents it from rotating. These shields are also designed to be easy to connect and remove. The CZPT safety clip makes it easy to connect or disconnect the shield, and locks into place to prevent it from rotating with the inner driveshaft. The CZPT material used in RPM Transmissions driveline safety shields is strong and rigid.
Another improvement of this PTO shaft shield is the bracket that supports the two-piece PTO shaft and outer shield. The bracket is shown in FIG. 2 as an angled front view. FIG. 7 is a side elevation view of the bracket mounted to the machine tongue.
China Best Sales Top Sale Factory Manufacturer Supply Europe CE Certificate Dq854 85HP 4WD Four Wheeled Drive Agricultural Wheel Farm Tractor Made in China   pto shaft accidentChina Best Sales Top Sale Factory Manufacturer Supply Europe CE Certificate Dq854 85HP 4WD Four Wheeled Drive Agricultural Wheel Farm Tractor Made in China   pto shaft accident
editor by CX 2023-04-25

China CE 354 Widened Tire Mini Farm Tractors Agriculture Tractor Like John Deere 4WD Wheel Tractor with Rotary Cultivator Agricultural Tractor for Farm pto shaft diagram

Product Description

Merchandise Description:

one. This series’ wheel chassis uses the 2571 newest up-to-date system which assimilated mature technologies from several domestic makes. More reasonable composition minimums the malfunction charge in the approach of employing. 
2. Four-stroke engines with higher torque reserve. Engines are from YTO,Xinchai, Xichai,Laidong and Quanchai. 
three. (4+1)×2 transmission construction with 8F +2R gears. Eight ahead gears and 2 rear gears  
four. Equip with double speed of PTO shaft 540/720 rpm. Adapted to diverse discipline kind. 
5. Adopt total hydraulic steering, unbiased fuel tank, straightforward functioning and high mobility.  
6. Adjustable entrance and rear tracks satisfy agricultural needs of distinct locations. Extra-huge water tank and high potential upkeep-free of charge battery make the equipment with greatest warmth-dispersion and starting functionality. 
7. Steering system makes use of orbit hydrostatic steering equipment with rotary valve. Flexible to run with a far more dependable and secure performance. 
8. Differential lock stop rear wheels skidding when climbing, running in paddy land and wet temperature.  
9. Optional Equipment: solitary or double hydraulic output program, air brake, side shift, strong hydraulic lifter, streamlined hood, wheel guards, diverse dimension tires. 

Priduct photograph

 Model  TK254 TK304 TK354 TK404 TK454
 Type   4×4 Wheeled Sort   4×4 Wheeled Sort   4×4 Wheeled Variety   4×4 Wheeled Type   4×4 Wheeled Kind
Dimensions
of Tractor
(mm) 
 Length 3150 3150 3250 3250 3250
Width 1450 1450 1500 1500 1500
 Height 2030 2030 2040 2130 2130
Tread Front Wheel 960,1220(ususl) 960,1220(ususl) 960,1220(ususl) 1250 1250
Rear Wheel 960,1160(typical),1200,1300 960,1160(common),1200,1300 960,1160,1200(typical),1300 1200,1300(common),1400 1200,1300(common),1400
Wheel Base 1715 1715 1820 1820 1820
Min. Floor Base 360(the base of transfer situation) 360(the base of transfer case) 360(the bottom of transfer case) 360(the bottom of transfer situation) 360(the base of transfer circumstance)
Min. Usage Mass(kg) 1400 1400 1600 1600 1600
Engine  Model(optional ) Laidong KM385  Laidong KM3T30  Laidong 4L22BT Xichai Xichai
Type Vertical, drinking water cooled and 4-stroke Vertical, water cooled and 4-stroke Vertical, w ater cooled and 4-stroke Vertical, drinking water cooled and 4-stroke Vertical, drinking water cooled and 4-stroke
Rated Electricity (kw)  eighteen.4 22.1 twenty five.seven 29.four 33.one
Rated Rev.(r/min) 2300 2300 2350 2300 2400
 Fuel  Diesel Oil   Diesel Oil  Diesel Oil  Diesel Oil Diesel Oil
Tire Front Wheel 6.00-sixteen six.00-sixteen 6.00-sixteen six.00-sixteen six.00-16
Rear Wheel 9.50-24 9.fifty-24 nine.fifty-24 9.fifty-24 9.50-24
Clutch Dry-friction,one stage or Dry-friction,Two Phase Dry-friction,solitary phase or Dry-friction,Two Stage Dry-friction,single stage or Dry-friction,Two Phase Dry-friction,one phase or Dry-friction,Two Phase Dry-friction,one stage or Dry-friction,Two Stage
 Steering  Hydraulic sort  Hydraulic type Hydraulic kind  Hydraulic kind Hydraulic kind
 Transmission Box (4+1)×2 Composed (4+1)×2 Composed (4+1)×2 Composed (4+1)×2 Composed (4+1)×2 Composed
Suspension Kind Post Positioned Tri-stage Suspension Catalogue  Put up Positioned Tri-position Suspension Catalogue  Submit Positioned Tri-level Suspension Catalogue  Submit Positioned Tri-point Suspension Catalogue  Publish Positioned Tri-level Suspension Catalogue 
 PTO Type and Rev. (r/min) Put up-placement, 50 %-independent,
540/720
Publish-place, half-unbiased,
540/720
Publish-position, 50 %-impartial,
540/720
Post-situation, fifty percent-independent,
540/720
Publish-position, 50 percent-unbiased,
540/720
Spline Size I35 Rectangle Spline with 6 enamel I35 Rectangle Spline with 6 tooth I35 Rectangle Spline with 6 tooth I35 Rectangle Spline with 6 tooth I35 Rectangle Spline with 6 enamel

Regular Equipments: 

Engine,4 Cylinders,8+2 Gear Change,With Twin-Stage Clutch,Electricity Steering,Trailer outlet,
safety plate,Tires:8.3-24/14.9-thirty,hand throttle wire ,4×4 Wheel Generate,3-Stage Linkage,
Rear PTO 540/760, Shade comply with your need.

Choices:
Taxi,Cover,Air Brake,Tilting Draw Bar, Entrance finish loader,backhoe

You can also pick any resources

Packaging & Supply:

FCL&LCL

Firm Data:

Telake (HangZhou) Agricultural gear Co., Ltd. primarily creates medium and big horsepower wheeled tractors and supporting various agricultural equipment and instruments.  The main products of the business cover all kinds of wheeled tractors with twenty five horsepower to 260 horsepower, and the corresponding agricultural equipment and tools. At current, the items are sold all in excess of the nation and much more than 10 international locations and areas overseas. Between them, the medium-horsepower wheeled tractors are in the major position in the industry in phrases of technology and quality.  The organization has strong technological pressure, sturdy improvement potential, excellent detection indicates and full publish-sale support method.
 

OUR SERVICES 

1. Free of charge resource box and free of charge effortless injury elements. 

2. Warranty time: eighteen months right after the products supply your port. 

three. Delivery time: twenty times for 1 container. 

4.8 models in 1 20FT container. 16units in 1 40FT container. 

five. Every single coloration we can do for you. 

6. We can do the tractor with your emblem in your order. (It Is Cost-free)

seven. Payment expression: T/T30% in progress, 70% T/T following the transport, or L/C at sight. 

Warranty: 1year
Type: Wheel Tractor
Usage: Farm Tractor, Garden Tractor, Lawn Tractor
Certification: ISO, CE, EPA, CCC, ISO/TS16949, EEC, XQC
Drive Wheel: 4WD
Emission Standard: Euro II

###

Samples:
US$ 3920/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

 Model  TK254 TK304 TK354 TK404 TK454
 Type   4×4 Wheeled Type   4×4 Wheeled Type   4×4 Wheeled Type   4×4 Wheeled Type   4×4 Wheeled Type
Dimensions
of Tractor
(mm) 
 Length 3150 3150 3250 3250 3250
Width 1450 1450 1500 1500 1500
 Height 2030 2030 2040 2130 2130
Tread Front Wheel 960,1220(ususl) 960,1220(ususl) 960,1220(ususl) 1250 1250
Rear Wheel 960,1160(usual),1200,1300 960,1160(usual),1200,1300 960,1160,1200(usual),1300 1200,1300(usual),1400 1200,1300(usual),1400
Wheel Base 1715 1715 1820 1820 1820
Min. Ground Base 360(the bottom of transfer case) 360(the bottom of transfer case) 360(the bottom of transfer case) 360(the bottom of transfer case) 360(the bottom of transfer case)
Min. Usage Mass(kg) 1400 1400 1600 1600 1600
Engine  Model(optional ) Laidong KM385  Laidong KM3T30  Laidong 4L22BT Xichai Xichai
Type Vertical, water cooled and 4-stroke Vertical, water cooled and 4-stroke Vertical, w ater cooled and 4-stroke Vertical, water cooled and 4-stroke Vertical, water cooled and 4-stroke
Rated Power (kw)  18.4 22.1 25.7 29.4 33.1
Rated Rev.(r/min) 2300 2300 2350 2300 2400
 Fuel  Diesel Oil   Diesel Oil  Diesel Oil  Diesel Oil Diesel Oil
Tire Front Wheel 6.00-16 6.00-16 6.00-16 6.00-16 6.00-16
Rear Wheel 9.50-24 9.50-24 9.50-24 9.50-24 9.50-24
Clutch Dry-friction,single stage or Dry-friction,Two Stage Dry-friction,single stage or Dry-friction,Two Stage Dry-friction,single stage or Dry-friction,Two Stage Dry-friction,single stage or Dry-friction,Two Stage Dry-friction,single stage or Dry-friction,Two Stage
 Steering  Hydraulic type  Hydraulic type Hydraulic type  Hydraulic type Hydraulic type
 Transmission Box (4+1)×2 Composed (4+1)×2 Composed (4+1)×2 Composed (4+1)×2 Composed (4+1)×2 Composed
Suspension Type Post Positioned Tri-point Suspension Catalogue  Post Positioned Tri-point Suspension Catalogue  Post Positioned Tri-point Suspension Catalogue  Post Positioned Tri-point Suspension Catalogue  Post Positioned Tri-point Suspension Catalogue 
 PTO Type and Rev. (r/min) Post-position, half-independent,
540/720
Post-position, half-independent,
540/720
Post-position, half-independent,
540/720
Post-position, half-independent,
540/720
Post-position, half-independent,
540/720
Spline Size I35 Rectangle Spline with 6 teeth I35 Rectangle Spline with 6 teeth I35 Rectangle Spline with 6 teeth I35 Rectangle Spline with 6 teeth I35 Rectangle Spline with 6 teeth
Warranty: 1year
Type: Wheel Tractor
Usage: Farm Tractor, Garden Tractor, Lawn Tractor
Certification: ISO, CE, EPA, CCC, ISO/TS16949, EEC, XQC
Drive Wheel: 4WD
Emission Standard: Euro II

###

Samples:
US$ 3920/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

 Model  TK254 TK304 TK354 TK404 TK454
 Type   4×4 Wheeled Type   4×4 Wheeled Type   4×4 Wheeled Type   4×4 Wheeled Type   4×4 Wheeled Type
Dimensions
of Tractor
(mm) 
 Length 3150 3150 3250 3250 3250
Width 1450 1450 1500 1500 1500
 Height 2030 2030 2040 2130 2130
Tread Front Wheel 960,1220(ususl) 960,1220(ususl) 960,1220(ususl) 1250 1250
Rear Wheel 960,1160(usual),1200,1300 960,1160(usual),1200,1300 960,1160,1200(usual),1300 1200,1300(usual),1400 1200,1300(usual),1400
Wheel Base 1715 1715 1820 1820 1820
Min. Ground Base 360(the bottom of transfer case) 360(the bottom of transfer case) 360(the bottom of transfer case) 360(the bottom of transfer case) 360(the bottom of transfer case)
Min. Usage Mass(kg) 1400 1400 1600 1600 1600
Engine  Model(optional ) Laidong KM385  Laidong KM3T30  Laidong 4L22BT Xichai Xichai
Type Vertical, water cooled and 4-stroke Vertical, water cooled and 4-stroke Vertical, w ater cooled and 4-stroke Vertical, water cooled and 4-stroke Vertical, water cooled and 4-stroke
Rated Power (kw)  18.4 22.1 25.7 29.4 33.1
Rated Rev.(r/min) 2300 2300 2350 2300 2400
 Fuel  Diesel Oil   Diesel Oil  Diesel Oil  Diesel Oil Diesel Oil
Tire Front Wheel 6.00-16 6.00-16 6.00-16 6.00-16 6.00-16
Rear Wheel 9.50-24 9.50-24 9.50-24 9.50-24 9.50-24
Clutch Dry-friction,single stage or Dry-friction,Two Stage Dry-friction,single stage or Dry-friction,Two Stage Dry-friction,single stage or Dry-friction,Two Stage Dry-friction,single stage or Dry-friction,Two Stage Dry-friction,single stage or Dry-friction,Two Stage
 Steering  Hydraulic type  Hydraulic type Hydraulic type  Hydraulic type Hydraulic type
 Transmission Box (4+1)×2 Composed (4+1)×2 Composed (4+1)×2 Composed (4+1)×2 Composed (4+1)×2 Composed
Suspension Type Post Positioned Tri-point Suspension Catalogue  Post Positioned Tri-point Suspension Catalogue  Post Positioned Tri-point Suspension Catalogue  Post Positioned Tri-point Suspension Catalogue  Post Positioned Tri-point Suspension Catalogue 
 PTO Type and Rev. (r/min) Post-position, half-independent,
540/720
Post-position, half-independent,
540/720
Post-position, half-independent,
540/720
Post-position, half-independent,
540/720
Post-position, half-independent,
540/720
Spline Size I35 Rectangle Spline with 6 teeth I35 Rectangle Spline with 6 teeth I35 Rectangle Spline with 6 teeth I35 Rectangle Spline with 6 teeth I35 Rectangle Spline with 6 teeth

Power Take-Off (PTO) Shafts

Power take-off (PTO) shafts are used on many types of machines, including jet aircraft. They are typically semi-permanently mounted to a marine or industrial engine, and are powered by a drive shaft. The drive shaft also powers secondary implements and accessories. Depending on the application, accessory drives may also be used in aircraft. There are four main types of PTO units used in jet aircraft.

Power take-off (PTO) shaft

Shaft CollarThe power take-off (PTO) shaft of a tractor can be controlled to operate in one of two modes: automatic and manual. Automatic mode operates when the PTO shaft starts turning and is automatically engaged when the power lift is raised by actuating the lift lever 9. Manual mode operates when the lift lever is not raised.
The manual mode allows for manual adjustments. A retaining band 12 may be adjusted arcuately about PTO shaft S with an axial center parallel to the axis of the PTO shaft S. The retaining band may be secured by conventional over center clamps. The retaining band 12 may also be adjusted arcuately about pin or bolt 30.
Power take-off (PTO) shaft safety retainers are used to prevent unintended disconnection of the PTO shaft. The safety retainers comprise a stationary openable band that circumscribes the PTO shaft near the connection with driven machinery. The band is preferably offset from the axis of the PTO shaft.
While the PTO shaft is a convenient way to transfer mechanical power to farm implements, there are several inherent hazards associated with using it improperly. Accidental disconnections of the PTO shaft pose a significant risk for the operator. A disconnect can cause the PTO shaft to whip around the driven machinery, potentially causing injury.
Power take-off shaft entanglements can be devastating to the limbs trapped in them, requiring amputation in some cases. In addition to being dangerous, the PTO shafts must be fully guarded to prevent contact with the ground. A farmer must never get too close to an operating PTO shaft to protect their own safety.

Types

There are several different types of PTO shafts available to suit various applications. They can vary in size and number of splines. Each standard has a specific speed range and is designed to fit a variety of implements. For example, there are German and Italian types of PTO shafts.
The type of PTO shaft you choose will determine the maximum load that can be safely transferred. Depending on the type, the rate at which the PTO clutch engages will be different. For example, a lower-density PTO shaft will engage at a slower rate than a higher-density PTO shaft, while a higher-density shaft will be more tolerant of higher loads.
The primary function of a PTO shaft is to secure equipment to the tractor or other agricultural equipment. These parts often feature safety shields on both ends. They are also made in the same shape as the secondary shaft. The front shaft is wider than the secondary shaft, which allows the secondary shaft to fit inside. However, during movement, pieces of the PTO shaft can collapse, making them less safe.
PTO shafts are expensive and easy to steal, so make sure to protect your investment. Make sure the PTO shaft has guards to protect it from thieves. There are two types of PTO shafts: the external and the internal PTO yokes. Internal PTO shafts have an internal PTO yoke, while external PTO shafts use a universal joint. There is also a safety chain and shield on the external PTO shaft.
Depending on the application, you can choose between several different kinds of PTO shafts. Some types of PTO shafts have multiple splines, which can increase the torque transmitted. For applications requiring accuracy and precision, you may want to use a parallel keyed shaft.

Connections

Shaft CollarA PTO shaft has two parts: an input and an output. The input portion of a PTO adapter shaft has a smaller diameter, and the output portion has a larger diameter. Both are connected by splines. These splines have tapered outer ends. The first bore 25 has a first frustoconical wall, while the second bore has a second frustoconical wall.
One of the most common causes of PTO shaft failure is a poorly adjusted clutch. Another common cause is improper lubrication of the PTO shaft’s wide angle joints. PTO shafts should be lubricated at least once every eight hours. If you fail to do this, you risk premature ware and reduced life expectancy.
When a PTO shaft is installed in a tractor, the tractor must be connected to the implement using a coupler frame. The coupler frame has a PTO adapter mounting flange that engages with the PTO stub shaft. The coupler frame can move to accommodate the PTO adapter shaft, and the PTO adapter shaft can pivot and slide with the coupler frame.
When a PTO shaft fails, it can result in damage to the tractor and implement. Identifying the cause will help you fix the problem. Constant compression of the PTO shaft can damage the connecting shafts and connections. This could damage the tractor or implement, resulting in expensive repairs. When this happens, it is important to cut or shorten the shaft to reduce the risk of damage.
PTO shaft 24 extends rearward from tractor 10 and is connected to the front universal joint 28 and first end of variable-length splined drive shaft 32. The shaft is connected to a drive mechanism 36 on a mobile work implement 34. This drive mechanism may be mechanical, hydraulic, or a combination of both.

Safety

It is very important for every person using a tractor to understand the safety of PTO shafts. PTOs can be extremely dangerous, and without the correct shielding, they can cause serious injury. It can also be very dangerous if someone accidentally steps on or falls on one while the machine is operating. This is why it is important for everyone using a tractor to read the manufacturer’s manual and follow the safety guidelines for PTO shafts. Moreover, PTOs must only be used for the purpose intended.
PTO safety should be the number one priority for every operator. A small child was tragically killed when he became entangled with a spinning PTO shaft. His father tried to pull him out of the shaft, but was unable to do so. His clothing, which was near the spinning shaft, caught on the PTO and dragged him into it. His body was thrown around the shaft several times, and he sustained injuries to his leg, right arm, and head.
The PTO shaft is an important part of a tractor, and is used to secure the equipment. It is usually secured by safety shields on both ends. There are several kinds of safety shields. One type is a shield that is attached to the front of the PTO shaft. Another type is a shield that rotates freely on its bearings.
Power takeoffs are common on most small and compact tractors, construction machinery, and other equipment. They rotate to provide the drive for the equipment. However, the PTO shaft is very dangerous because it can easily catch something that gets too close to it. Moreover, loose items can also get tangled around the PTO shaft.

Maintenance

Shaft CollarOne of the most important things to do in order to keep your PTO shaft in top condition is to keep it properly greased. This can be done by using a grease gun or a hand pump. It is important to keep the grease fresh and apply it in the appropriate amounts depending on how much you use the PTO. It is also important to separate the primary and secondary shafts and remove any debris from them.
It is also important to check the spline threads on your PTO on a periodic basis. This is important because some signs of dry shafts are not always immediately apparent. Similarly, spline threading and corrosion can occur behind the scenes and go undetected. Proper PTO maintenance is a vital part of safe and efficient operation.
A damaged or worn drive shaft will prevent your car from turning freely, leaving you exposed to higher repair bills. In addition, it will drastically affect the performance of your car. A broken drive shaft can even result in a crash. You should take your vehicle to a mechanic as soon as you notice any of these problems.
Fortunately, most PTO-driven equipment is equipped with a shear pin to prevent collisions and prevent damage to the gearbox and shaft. It should also be replaced regularly to prevent excessive wear. Long bolts pose a risk of entanglement and can easily catch clothing or gloves. For safety reasons, it is important to disengage the PTO when not in use.
Another thing to do is to keep the PTO shields clean. They must be regularly rotated and tested. Always ensure that your drawbar is properly configured for your machine. This prevents stressing or separating the driveline.
China CE 354 Widened Tire Mini Farm Tractors Agriculture Tractor Like John Deere 4WD Wheel Tractor with Rotary Cultivator Agricultural Tractor for Farm     pto shaft diagramChina CE 354 Widened Tire Mini Farm Tractors Agriculture Tractor Like John Deere 4WD Wheel Tractor with Rotary Cultivator Agricultural Tractor for Farm     pto shaft diagram
editor by czh 2023-01-06

China manufacturer China Manufacturer Tractor 4X4 Wheel 4WD Agricultural Machinery 40HP 50HP 60HP 70HP 80HP 90HP 100HP 120HP 160HP 220HP Farm Tractor for Sale near me factory

Product Description

Product Description

Features:
1.This big tractors is a multi-functional, big horsepower agricultural wheel tractors.
2.It has the characteristics of reliable structure, convenient operation, flexible steering, big traction, easy maintenance etc.
3.This series of tractors is from 110hp to 150hp.
4.It equipped with Weichai, YTO, CZPT diesel engine.
5. The tranmission box  adopt 16F+8R shuttle shifts, front wheel hydraulic steering, mechanical step shift. Brake is adopting doube plates oil bath type disc brake. 
6.Rear positioned independent PTO shaft; it is fixed with split type hydraulic suspension system, rear 3 point linkage, three-way hydraulic output valve, with sealed cabin.
7. Used for tilling rotavating, trailing, spraying, ploughing, harrowng, mower cutting, planting, CZPT husbandry etc. 

GP2204 wheel tractor specification
Item Measure specification
Whole unit Brand / GP
Model / GP2204
Type / 4×4 wheel drive
Usage / Agriculture
Dimension(L×W×H) mm 5400×2370×3270
Wheel base mm 2710
Track base( front/rear) mm 1800 ,1920 ,2020/1720-2300
The smallest clearance mm 490
Min. operational weight g 6410
Gear no. / 16F+16R
Engine Brand / YUCHAI
Type   In-line, direct injection,4-stroke,water cooled
Model / Yuchai YC6J220
Manufacturer / Guangxi Yuchai diesel engine Co.,Ltd
Aspiration way / Turbo
Cylinder no. / 6
Diameter X stroke mm 105*125
Rated power W 162
Rated speed r/min 2200
Cooling type / Water cooled
Fuel tank Capacity L 280
Steering and
brake
Steering gear type / Hydraulic steering
Brake model / wet, disc
Transmission Clutch type / Dry, dual-stage action
Gearbox shifting way / Joggle cover
Walking Tyre size( front/rear) / 18.4-26/20.8-38
Working
device
Suspension model / Rear, three-point linkages
Suspension category / III
Adjusting control / Position control, float control
Hydraulic valve / 3 sets
P.T.O. type / Rear, 6 spline
Diameter of spline mm 35
RPM r/min 760/1000
 
GP2204 wheel tractor specification
Item Measure specification
Whole unit Brand / GP
Model / GP2204
Type / 4×4 wheel drive
Usage / Agriculture
Dimension(L×W×H) mm 5400×2370×3270
Wheel base mm 2710
Track base( front/rear) mm 1800 ,1920 ,2020/1720-2300
The smallest clearance mm 490
Min. operational weight g 6410
Gear no. / 16F+16R
Engine Brand / YUCHAI
Type   In-line, direct injection,4-stroke,water cooled
Model / Yuchai YC6J220
Manufacturer / Guangxi Yuchai diesel engine Co.,Ltd
Aspiration way / Turbo
Cylinder no. / 6
Diameter X stroke mm 105*125
Rated power W 162
Rated speed r/min 2200
Cooling type / Water cooled
Fuel tank Capacity L 280
Steering and
brake
Steering gear type / Hydraulic steering
Brake model / wet, disc
Transmission Clutch type / Dry, dual-stage action
Gearbox shifting way / Joggle cover
Walking Tyre size( front/rear) / 18.4-26/20.8-38
Working
device
Suspension model / Rear, three-point linkages
Suspension category / III
Adjusting control / Position control, float control
Hydraulic valve / 3 sets
P.T.O. type / Rear, 6 spline
Diameter of spline mm 35
RPM r/min 760/1000
 

How to Choose the Right Worm Shaft

You might be curious to know how to choose the right Worm Shaft. In this article, you will learn about worm modules with the same pitch diameter, Double-thread worm gears, and Self-locking worm drive. Once you have chosen the proper Worm Shaft, you will find it easier to use the equipment in your home. There are many advantages to selecting the right Worm Shaft. Read on to learn more.
worm shaft

Concave shape

The concave shape of a worm’s shaft is an important characteristic for the design of a worm gearing. Worm gearings can be found in a wide range of shapes, and the basic profile parameters are available in professional and firm literature. These parameters are used in geometry calculations, and a selection of the right worm gearing for a particular application can be based on these requirements.
The thread profile of a worm is defined by the tangent to the axis of its main cylinder. The teeth are shaped in a straight line with a slightly concave shape along the sides. It resembles a helical gear, and the profile of the worm itself is straight. This type of gearing is often used when the number of teeth is greater than a certain limit.
The geometry of a worm gear depends on the type and manufacturer. In the earliest days, worms were made similar to simple screw threads, and could be chased on a lathe. During this time, the worm was often made with straight-sided tools to produce threads in the acme plane. Later, grinding techniques improved the thread finish and reduced distortions resulting from hardening.
When a worm gearing has multiple teeth, the pitch angle is a key parameter. A greater pitch angle increases efficiency. If you want to increase the pitch angle without increasing the number of teeth, you can replace a worm pair with a different number of thread starts. The helix angle must increase while the center distance remains constant. A higher pitch angle, however, is almost never used for power transmissions.
The minimum number of gear teeth depends on the angle of pressure at zero gearing correction. The diameter of the worm is d1, and is based on a known module value, mx or mn. Generally, larger values of m are assigned to larger modules. And a smaller number of teeth is called a low pitch angle. In case of a low pitch angle, spiral gearing is used. The pitch angle of the worm gear is smaller than 10 degrees.
worm shaft

Multiple-thread worms

Multi-thread worms can be divided into sets of one, two, or four threads. The ratio is determined by the number of threads on each set and the number of teeth on the apparatus. The most common worm thread counts are 1,2,4, and 6. To find out how many threads you have, count the start and end of each thread and divide by two. Using this method, you will get the correct thread count every time.
The tangent plane of a worm’s pitch profile changes as the worm moves lengthwise along the thread. The lead angle is greatest at the throat, and decreases on both sides. The curvature radius r” varies proportionally with the worm’s radius, or pitch angle at the considered point. Hence, the worm leads angle, r, is increased with decreased inclination and decreases with increasing inclination.
Multi-thread worms are characterized by a constant leverage between the gear surface and the worm threads. The ratio of worm-tooth surfaces to the worm’s length varies, which enables the wormgear to be adjusted in the same direction. To optimize the gear contact between the worm and gear, the tangent relationship between the two surfaces is optimal.
The efficiency of worm gear drives is largely dependent on the helix angle of the worm. Multiple thread worms can improve the efficiency of the worm gear drive by as much as 25 to 50% compared to single-thread worms. Worm gears are made of bronze, which reduces friction and heat on the worm’s teeth. A specialized machine can cut the worm gears for maximum efficiency.

Double-thread worm gears

In many different applications, worm gears are used to drive a worm wheel. These gears are unique in that the worm cannot be reversed by the power applied to the worm wheel. Because of their self-locking properties, they can be used to prevent reversing motion, although this is not a dependable function. Applications for worm gears include hoisting equipment, elevators, chain blocks, fishing reels, and automotive power steering. Because of their compact size, these gears are often used in applications with limited space.
Worm sets typically exhibit more wear than other types of gears, and this means that they require more limited contact patterns in new parts. Worm wheel teeth are concave, making it difficult to measure tooth thickness with pins, balls, and gear tooth calipers. To measure tooth thickness, however, you can measure backlash, a measurement of the spacing between teeth in a gear. Backlash can vary from one worm gear to another, so it is important to check the backlash at several points. If the backlash is different in two places, this indicates that the teeth may have different spacing.
Single-thread worm gears provide high speed reduction but lower efficiency. A multi-thread worm gear can provide high efficiency and high speed, but this comes with a trade-off in terms of horsepower. However, there are many other applications for worm gears. In addition to heavy-duty applications, they are often used in light-duty gearboxes for a variety of functions. When used in conjunction with double-thread worms, they allow for a substantial speed reduction in one step.
Stainless-steel worm gears can be used in damp environments. The worm gear is not susceptible to rust and is ideal for wet and damp environments. The worm wheel’s smooth surfaces make cleaning them easy. However, they do require lubricants. The most common lubricant for worm gears is mineral oil. This lubricant is designed to protect the worm drive.
worm shaft

Self-locking worm drive

A self-locking worm drive prevents the platform from moving backward when the motor stops. A dynamic self-locking worm drive is also possible but does not include a holding brake. This type of self-locking worm drive is not susceptible to vibrations, but may rattle if released. In addition, it may require an additional brake to keep the platform from moving. A positive brake may be necessary for safety.
A self-locking worm drive does not allow for the interchangeability of the driven and driving gears. This is unlike spur gear trains that allow both to interchange positions. In a self-locking worm drive, the driving gear is always engaged and the driven gear remains stationary. The drive mechanism locks automatically when the worm is operated in the wrong manner. Several sources of information on self-locking worm gears include the Machinery’s Handbook.
A self-locking worm drive is not difficult to build and has a great mechanical advantage. In fact, the output of a self-locking worm drive cannot be backdriven by the input shaft. DIYers can build a self-locking worm drive by modifying threaded rods and off-the-shelf gears. However, it is easier to make a ratchet and pawl mechanism, and is significantly less expensive. However, it is important to understand that you can only drive one worm at a time.
Another advantage of a self-locking worm drive is the fact that it is not possible to interchange the input and output shafts. This is a major benefit of using such a mechanism, as you can achieve high gear reduction without increasing the size of the gear box. If you’re thinking about buying a self-locking worm gear for a specific application, consider the following tips to make the right choice.
An enveloping worm gear set is best for applications requiring high accuracy and efficiency, and minimum backlash. Its teeth are shaped differently, and the worm’s threads are modified to increase surface contact. They are more expensive to manufacture than their single-start counterparts, but this type is best for applications where accuracy is crucial. The worm drive is also a great option for heavy trucks because of their large size and high-torque capacity.

China supplier Tder 66kw 74kw 81kw 89kw Mini Agricultural Tractor 4WD Price 60HP 70HP 80HP 90HP 100HP 120HP 4X4 Tractor near me supplier

Product Description

                                   

Strong motive power

Adopt Xinchai diesel engine series, large reserves of torque,

low fuel consumption and high economic efficiency.

High reliability

The reinforced PTO structure, large bearing capacity,

meets the requirements of different operation.

Imported high strength powder metallurgic clutch plate,

reliable transmission.

Efficient operation

Adopts 4×(1 + 1) ×2 compound transmission, 8F + 8R

gear, shuttle shift, side control, easy to operate.

Vertical double oil cylinder high pressure lifter, large lifting

force and good operation adaptability.

Optional for creeper gearbox , meets different working

conditions.

Comfortable operation

Hanging flat panel console, reasonable man-machine

engineering.

Full hydraulic steering system, flexible and comfortable

operation.

Optional for cab, comfortable driving space

After sales service

TDER always treat after-sale service more important than sale.

Nowadays more than 30 agents around the world can supply TDER professional after-sale service.

All the product of TDER supplied with one year or 2000 working hours (which occurs first) period quality warranty.

Detail clauses and policies please check our website and product certificate.

FAQ:
1.What Certificate do you have?
TDER workshop meet with the ISO9001:2008 Quality System. .
All of our products with CE certificate.  Some of our products meets the EPA requirements.  

2.Can you customize and design as the clients’ requirement?
TDER will try its best to meet all kinds of clients’ special requirements. 
However, All the customizing and refit should be implemented safely and scientifically.
The colors can be painted as client’s need.

3.How long is the warranty of your products?
Normally 1 year or 2000 working hours whichever occurs first.
Details to see the TDER warranty policy for each model.

4.Can you produce the products labeled with the client’s brand?
With the authorization of the brand, we can OEM for our clients. 

5.What payment terms do you accept?
On T/T term 30% down payment is required in advance,and 70% balance shall be settled before shipment.
 
6.What logistics way we can work for shipment ?
We can ship construction machinery by various transportation tools
1.For 90% of our shipment,we will go by sea,to all main continents such as South America,Middle East,
Africa,Oceania and Europe etc,either by container or Bulk shipment.
2.For neighborhood countries of China,such as Russia,Mongolia, Kazakhstan,Uzbekistan etc., we can ship
trucksby railway.
3.For light spare parts in urgent demand,we can ship it by international courier service,such as DHL,TNT,
UPS,or Fedex.
 
7.Delivery time:
Standard configuration products are always in stock. The production period of Customizing products is from
7 days to 60 days.

Model
LTB604
LTB704
LTB804
LTB1004
LTB1204
Drive Type
4×4
Overall Dimension L×W×H (mm)
3925×1728×2870
4070×1700×2870
4130×1720×2820
Overall Dimension with optional driver’s cab L×W×H (mm)
3925×1728×2650
4070×1700×2650
4130×1720×2650
Min. ground clearance (mm)
360
370
Min. operating weight (KG)
2565
2720
2950
Gearbox gears number
12F+12R
Forward Speed (Kw/h)
2.33-31.04
2.33-31.05
2.41-31.96
2.41-30.91
Reverse Speed (Kw/h)
2.04-27.21
2.04-27.22
2.11-27.14
2.11-27.1
Engine Brand
XINCHAI
QUANCHAI
QUANCHAI
Engine Model
4D32ZT31/604
4D32ZT31/704
4C6-80U32
4C6-100C35
4C6-120C32
Engine Rated power (Kw)
44.1
51.5
59
73.5
88.3
Engine Rated speed (r/min)
2400
Front tires spec.
8.3-34
9.5-24
8.3-34
9.5-24
Rear tires spec.
11-32
14.9-30
11-32
14.9-30
Max. traction force (KN)
13.8
14
16.6
≥25
Fuel Tank Capacity (L)
60
60
60+25
Model
LTB604
LTB704
LTB804
LTB1004
LTB1204
Drive Type
4×4
Overall Dimension L×W×H (mm)
3925×1728×2870
4070×1700×2870
4130×1720×2820
Overall Dimension with optional driver’s cab L×W×H (mm)
3925×1728×2650
4070×1700×2650
4130×1720×2650
Min. ground clearance (mm)
360
370
Min. operating weight (KG)
2565
2720
2950
Gearbox gears number
12F+12R
Forward Speed (Kw/h)
2.33-31.04
2.33-31.05
2.41-31.96
2.41-30.91
Reverse Speed (Kw/h)
2.04-27.21
2.04-27.22
2.11-27.14
2.11-27.1
Engine Brand
XINCHAI
QUANCHAI
QUANCHAI
Engine Model
4D32ZT31/604
4D32ZT31/704
4C6-80U32
4C6-100C35
4C6-120C32
Engine Rated power (Kw)
44.1
51.5
59
73.5
88.3
Engine Rated speed (r/min)
2400
Front tires spec.
8.3-34
9.5-24
8.3-34
9.5-24
Rear tires spec.
11-32
14.9-30
11-32
14.9-30
Max. traction force (KN)
13.8
14
16.6
≥25
Fuel Tank Capacity (L)
60
60
60+25

Guide to Drive Shafts and U-Joints

If you’re concerned about the performance of your car’s driveshaft, you’re not alone. Many car owners are unaware of the warning signs of a failed driveshaft, but knowing what to look for can help you avoid costly repairs. Here is a brief guide on drive shafts, U-joints and maintenance intervals. Listed below are key points to consider before replacing a vehicle driveshaft.
air-compressor

Symptoms of Driveshaft Failure

Identifying a faulty driveshaft is easy if you’ve ever heard a strange noise from under your car. These sounds are caused by worn U-joints and bearings supporting the drive shaft. When they fail, the drive shafts stop rotating properly, creating a clanking or squeaking sound. When this happens, you may hear noise from the side of the steering wheel or floor.
In addition to noise, a faulty driveshaft can cause your car to swerve in tight corners. It can also lead to suspended bindings that limit overall control. Therefore, you should have these symptoms checked by a mechanic as soon as you notice them. If you notice any of the symptoms above, your next step should be to tow your vehicle to a mechanic. To avoid extra trouble, make sure you’ve taken precautions by checking your car’s oil level.
In addition to these symptoms, you should also look for any noise from the drive shaft. The first thing to look for is the squeak. This was caused by severe damage to the U-joint attached to the drive shaft. In addition to noise, you should also look for rust on the bearing cap seals. In extreme cases, your car can even shudder when accelerating.
Vibration while driving can be an early warning sign of a driveshaft failure. Vibration can be due to worn bushings, stuck sliding yokes, or even springs or bent yokes. Excessive torque can be caused by a worn center bearing or a damaged U-joint. The vehicle may make unusual noises in the chassis system.
If you notice these signs, it’s time to take your car to a mechanic. You should check regularly, especially heavy vehicles. If you’re not sure what’s causing the noise, check your car’s transmission, engine, and rear differential. If you suspect that a driveshaft needs to be replaced, a certified mechanic can replace the driveshaft in your car.
air-compressor

Drive shaft type

Driveshafts are used in many different types of vehicles. These include four-wheel drive, front-engine rear-wheel drive, motorcycles and boats. Each type of drive shaft has its own purpose. Below is an overview of the three most common types of drive shafts:
The driveshaft is a circular, elongated shaft that transmits torque from the engine to the wheels. Drive shafts often contain many joints to compensate for changes in length or angle. Some drive shafts also include connecting shafts and internal constant velocity joints. Some also include torsional dampers, spline joints, and even prismatic joints. The most important thing about the driveshaft is that it plays a vital role in transmitting torque from the engine to the wheels.
The drive shaft needs to be both light and strong to move torque. While steel is the most commonly used material for automotive driveshafts, other materials such as aluminum, composites, and carbon fiber are also commonly used. It all depends on the purpose and size of the vehicle. Precision Manufacturing is a good source for OEM products and OEM driveshafts. So when you’re looking for a new driveshaft, keep these factors in mind when buying.
Cardan joints are another common drive shaft. A universal joint, also known as a U-joint, is a flexible coupling that allows one shaft to drive the other at an angle. This type of drive shaft allows power to be transmitted while the angle of the other shaft is constantly changing. While a gimbal is a good option, it’s not a perfect solution for all applications.
CZPT, Inc. has state-of-the-art machinery to service all types of drive shafts, from small cars to race cars. They serve a variety of needs, including racing, industry and agriculture. Whether you need a new drive shaft or a simple adjustment, the staff at CZPT can meet all your needs. You’ll be back on the road soon!

U-joint

If your car yoke or u-joint shows signs of wear, it’s time to replace them. The easiest way to replace them is to follow the steps below. Use a large flathead screwdriver to test. If you feel any movement, the U-joint is faulty. Also, inspect the bearing caps for damage or rust. If you can’t find the u-joint wrench, try checking with a flashlight.
When inspecting U-joints, make sure they are properly lubricated and lubricated. If the joint is dry or poorly lubricated, it can quickly fail and cause your car to squeak while driving. Another sign that a joint is about to fail is a sudden, excessive whine. Check your u-joints every year or so to make sure they are in proper working order.
Whether your u-joint is sealed or lubricated will depend on the make and model of your vehicle. When your vehicle is off-road, you need to install lubricable U-joints for durability and longevity. A new driveshaft or derailleur will cost more than a U-joint. Also, if you don’t have a good understanding of how to replace them, you may need to do some transmission work on your vehicle.
When replacing the U-joint on the drive shaft, be sure to choose an OEM replacement whenever possible. While you can easily repair or replace the original head, if the u-joint is not lubricated, you may need to replace it. A damaged gimbal joint can cause problems with your car’s transmission or other critical components. Replacing your car’s U-joint early can ensure its long-term performance.
Another option is to use two CV joints on the drive shaft. Using multiple CV joints on the drive shaft helps you in situations where alignment is difficult or operating angles do not match. This type of driveshaft joint is more expensive and complex than a U-joint. The disadvantages of using multiple CV joints are additional length, weight, and reduced operating angle. There are many reasons to use a U-joint on a drive shaft.
air-compressor

maintenance interval

Checking U-joints and slip joints is a critical part of routine maintenance. Most vehicles are equipped with lube fittings on the driveshaft slip joint, which should be checked and lubricated at every oil change. CZPT technicians are well-versed in axles and can easily identify a bad U-joint based on the sound of acceleration or shifting. If not repaired properly, the drive shaft can fall off, requiring expensive repairs.
Oil filters and oil changes are other parts of a vehicle’s mechanical system. To prevent rust, the oil in these parts must be replaced. The same goes for transmission. Your vehicle’s driveshaft should be inspected at least every 60,000 miles. The vehicle’s transmission and clutch should also be checked for wear. Other components that should be checked include PCV valves, oil lines and connections, spark plugs, tire bearings, steering gearboxes and brakes.
If your vehicle has a manual transmission, it is best to have it serviced by CZPT’s East Lexington experts. These services should be performed every two to four years or every 24,000 miles. For best results, refer to the owner’s manual for recommended maintenance intervals. CZPT technicians are experienced in axles and differentials. Regular maintenance of your drivetrain will keep it in good working order.

China factory Factory Supply Chinese 40HP 4WD Agricultural Tractor with Great quality

Product Description

  1. Power range: 20HP, 25HP, 30HP,35HP, 40HP, 45HP
  2. Engine: National II or III Emission CZPT or Quanchai 3 and 4 cylinder diesel engine
  3. Drive Method: 2WD and 4WD optional
  4. Transmission Method: shaft transmission
  5. Clutch: single or double stage clutch optional
  6. Gearbox: 8+2
  7. Steering method: mechanical or hydraulic steering optional
  8. PTO speed: 540/760r/min double speed
  9. Sunshine shed and cabin are optional
  10. Implements: Can match with all kinds of farm implements;
  11. Low price and reliable;
  12. More details and more options refer to following technical data or contact us directly.

 

Y Series 25HP and 55HP Tractor Data
Model WM250Y WM254Y WM300Y WM304Y WM350Y WM354Y WM400Y WM404Y WM450Y WM454Y WM500Y WM504Y WM550Y WM554Y
Tractor Power  25HP 25HP 30HP 30HP 35HP 35HP 40HP 40HP 45HP 45HP 50HP 50HP 55HP 55HP
Type 4*2 4*4 4*2 4*4 4*2 4*4 4*2 4*4 4*2 4*4 4*2 4*4 4*2 4*4
Dimension mm 
 Length mm 2630 2700 2700 2800 2780 2850 2800 2900 2800 2900 2800 2900 2850 2950
Width mm 1260 1560 1560 1560 1560 1560 1560 1560 1560 1560 1560 1560 1560 1560
Height mm 1896 1896 1896 1896 1896 1896 1896 1896 1896 1896 1896 1896 1896 1896
Tread Front Wheel 1000 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200
Rear Wheel 1000 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200
Wheel Base mm 1560 1600 1660 1660 1660 1660 1690 1690 1690 1690 1690 1690 1690 1690
Min.Ground Clearance 300 300 320 300 320 300 320 300 320 300 320 300 320 300
Dry Mass kg 1100 1150 1150 1200 1200 1250 1200 1300 1200 1300 1200 1300 1200 1300
Engine
Model JD2100 LD385 LD390 LD390 LD4L22 LD4L22 LD4L23 LD4L23 LD490 LD490 LD4100 LD4100 LD4100 LD4100
Type Vertical Water Cooledand 4-stroke
Rated Power kw 18.4 18.4 22.1 22.1 25.8 25.8 29.4 29.4 33.1 33.1 36.8 36.8 40.4 40.4
Rated Rev. r/min 2400 2400 2400 2400 2400 2400 2400 2400 2400 2400 2400 2400 2400 2400
Fuel  Diesel  Oil
Tire
FrontWheel 5.50-16(2WD)/6.00-16/6.50-16(4WD)
Rear Wheel 9.50-24/11.2-24
Clutch  Dry-friction,single stage or Dry-friction,Two Stage
Steering Mechanical Type/Mechanical Type or Hydraulic Type
Transmission Box (4+1)×2or(4+1)×2×2(with  creeping Shift)
Suspension Type Rear three-point suspension Class I
PTO Shaft
Type and Rev  r/min  Non-independent type720 or Non-independenttype540/720
SplineSize  I35 Rectangle Spline With 6 teeth (6×28.91×34.79×8.69)
Y Series 25HP and 55HP Tractor Data
Model WM250Y WM254Y WM300Y WM304Y WM350Y WM354Y WM400Y WM404Y WM450Y WM454Y WM500Y WM504Y WM550Y WM554Y
Tractor Power  25HP 25HP 30HP 30HP 35HP 35HP 40HP 40HP 45HP 45HP 50HP 50HP 55HP 55HP
Type 4*2 4*4 4*2 4*4 4*2 4*4 4*2 4*4 4*2 4*4 4*2 4*4 4*2 4*4
Dimension mm 
 Length mm 2630 2700 2700 2800 2780 2850 2800 2900 2800 2900 2800 2900 2850 2950
Width mm 1260 1560 1560 1560 1560 1560 1560 1560 1560 1560 1560 1560 1560 1560
Height mm 1896 1896 1896 1896 1896 1896 1896 1896 1896 1896 1896 1896 1896 1896
Tread Front Wheel 1000 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200
Rear Wheel 1000 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200 1200
Wheel Base mm 1560 1600 1660 1660 1660 1660 1690 1690 1690 1690 1690 1690 1690 1690
Min.Ground Clearance 300 300 320 300 320 300 320 300 320 300 320 300 320 300
Dry Mass kg 1100 1150 1150 1200 1200 1250 1200 1300 1200 1300 1200 1300 1200 1300
Engine
Model JD2100 LD385 LD390 LD390 LD4L22 LD4L22 LD4L23 LD4L23 LD490 LD490 LD4100 LD4100 LD4100 LD4100
Type Vertical Water Cooledand 4-stroke
Rated Power kw 18.4 18.4 22.1 22.1 25.8 25.8 29.4 29.4 33.1 33.1 36.8 36.8 40.4 40.4
Rated Rev. r/min 2400 2400 2400 2400 2400 2400 2400 2400 2400 2400 2400 2400 2400 2400
Fuel  Diesel  Oil
Tire
FrontWheel 5.50-16(2WD)/6.00-16/6.50-16(4WD)
Rear Wheel 9.50-24/11.2-24
Clutch  Dry-friction,single stage or Dry-friction,Two Stage
Steering Mechanical Type/Mechanical Type or Hydraulic Type
Transmission Box (4+1)×2or(4+1)×2×2(with  creeping Shift)
Suspension Type Rear three-point suspension Class I
PTO Shaft
Type and Rev  r/min  Non-independent type720 or Non-independenttype540/720
SplineSize  I35 Rectangle Spline With 6 teeth (6×28.91×34.79×8.69)

Worm Gear Motors

Worm gear motors are often preferred for quieter operation because of the smooth sliding motion of the worm shaft. Unlike gear motors with teeth, which may click as the worm turns, worm gear motors can be installed in a quiet area. In this article, we will talk about the CZPT whirling process and the various types of worms available. We’ll also discuss the benefits of worm gear motors and worm wheel.
worm shaft

worm gear

In the case of a worm gear, the axial pitch of the ring pinion of the corresponding revolving worm is equal to the circular pitch of the mating revolving pinion of the worm gear. A worm with one start is known as a worm with a lead. This leads to a smaller worm wheel. Worms can work in tight spaces because of their small profile.
Generally, a worm gear has high efficiency, but there are a few disadvantages. Worm gears are not recommended for high-heat applications because of their high level of rubbing. A full-fluid lubricant film and the low wear level of the gear reduce friction and wear. Worm gears also have a lower wear rate than a standard gear. The worm shaft and worm gear is also more efficient than a standard gear.
The worm gear shaft is cradled within a self-aligning bearing block that is attached to the gearbox casing. The eccentric housing has radial bearings on both ends, enabling it to engage with the worm gear wheel. The drive is transferred to the worm gear shaft through bevel gears 13A, one fixed at the ends of the worm gear shaft and the other in the center of the cross-shaft.

worm wheel

In a worm gearbox, the pinion or worm gear is centered between a geared cylinder and a worm shaft. The worm gear shaft is supported at either end by a radial thrust bearing. A gearbox’s cross-shaft is fixed to a suitable drive means and pivotally attached to the worm wheel. The input drive is transferred to the worm gear shaft 10 through bevel gears 13A, one of which is fixed to the end of the worm gear shaft and the other at the centre of the cross-shaft.
Worms and worm wheels are available in several materials. The worm wheel is made of bronze alloy, aluminum, or steel. Aluminum bronze worm wheels are a good choice for high-speed applications. Cast iron worm wheels are cheap and suitable for light loads. MC nylon worm wheels are highly wear-resistant and machinable. Aluminum bronze worm wheels are available and are good for applications with severe wear conditions.
When designing a worm wheel, it is vital to determine the correct lubricant for the worm shaft and a corresponding worm wheel. A suitable lubricant should have a kinematic viscosity of 300 mm2/s and be used for worm wheel sleeve bearings. The worm wheel and worm shaft should be properly lubricated to ensure their longevity.

Multi-start worms

A multi-start worm gear screw jack combines the benefits of multiple starts with linear output speeds. The multi-start worm shaft reduces the effects of single start worms and large ratio gears. Both types of worm gears have a reversible worm that can be reversed or stopped by hand, depending on the application. The worm gear’s self-locking ability depends on the lead angle, pressure angle, and friction coefficient.
A single-start worm has a single thread running the length of its shaft. The worm advances one tooth per revolution. A multi-start worm has multiple threads in each of its threads. The gear reduction on a multi-start worm is equal to the number of teeth on the gear minus the number of starts on the worm shaft. In general, a multi-start worm has two or three threads.
Worm gears can be quieter than other types of gears because the worm shaft glides rather than clicking. This makes them an excellent choice for applications where noise is a concern. Worm gears can be made of softer material, making them more noise-tolerant. In addition, they can withstand shock loads. Compared to gears with toothed teeth, worm gears have a lower noise and vibration rate.
worm shaft

CZPT whirling process

The CZPT whirling process for worm shafts raises the bar for precision gear machining in small to medium production volumes. The CZPT whirling process reduces thread rolling, increases worm quality, and offers reduced cycle times. The CZPT LWN-90 whirling machine features a steel bed, programmable force tailstock, and five-axis interpolation for increased accuracy and quality.
Its 4,000-rpm, 5-kW whirling spindle produces worms and various types of screws. Its outer diameters are up to 2.5 inches, while its length is up to 20 inches. Its dry-cutting process uses a vortex tube to deliver chilled compressed air to the cutting point. Oil is also added to the mixture. The worm shafts produced are free of undercuts, reducing the amount of machining required.
Induction hardening is a process that takes advantage of the whirling process. The induction hardening process utilizes alternating current (AC) to cause eddy currents in metallic objects. The higher the frequency, the higher the surface temperature. The electrical frequency is monitored through sensors to prevent overheating. Induction heating is programmable so that only certain parts of the worm shaft will harden.

Common tangent at an arbitrary point on both surfaces of the worm wheel

A worm gear consists of two helical segments with a helix angle equal to 90 degrees. This shape allows the worm to rotate with more than one tooth per rotation. A worm’s helix angle is usually close to 90 degrees and the body length is fairly long in the axial direction. A worm gear with a lead angle g has similar properties as a screw gear with a helix angle of 90 degrees.
The axial cross section of a worm gear is not conventionally trapezoidal. Instead, the linear part of the oblique side is replaced by cycloid curves. These curves have a common tangent near the pitch line. The worm wheel is then formed by gear cutting, resulting in a gear with two meshing surfaces. This worm gear can rotate at high speeds and still operate quietly.
A worm wheel with a cycloid pitch is a more efficient worm gear. It reduces friction between the worm and the gear, resulting in greater durability, improved operating efficiency, and reduced noise. This pitch line also helps the worm wheel engage more evenly and smoothly. Moreover, it prevents interference with their appearance. It also makes worm wheel and gear engagement smoother.
worm shaft

Calculation of worm shaft deflection

There are several methods for calculating worm shaft deflection, and each method has its own set of disadvantages. These commonly used methods provide good approximations but are inadequate for determining the actual worm shaft deflection. For example, these methods do not account for the geometric modifications to the worm, such as its helical winding of teeth. Furthermore, they overestimate the stiffening effect of the gearing. Hence, efficient thin worm shaft designs require other approaches.
Fortunately, several methods exist to determine the maximum worm shaft deflection. These methods use the finite element method, and include boundary conditions and parameter calculations. Here, we look at a couple of methods. The first method, DIN 3996, calculates the maximum worm shaft deflection based on the test results, while the second one, AGMA 6022, uses the root diameter of the worm as the equivalent bending diameter.
The second method focuses on the basic parameters of worm gearing. We’ll take a closer look at each. We’ll examine worm gearing teeth and the geometric factors that influence them. Commonly, the range of worm gearing teeth is one to four, but it can be as large as twelve. Choosing the teeth should depend on optimization requirements, including efficiency and weight. For example, if a worm gearing needs to be smaller than the previous model, then a small number of teeth will suffice.