China Standard Agricultural Pto Shaft for Round Balers

Product Description

PTO Shaft for Round Balers

Applicable PTO shaft models

CASE calls for CAT4 and CAT5 constant velocity drivelines depending on the model, with friction clutch.
Input shafts are 1.375-6 or 1.375-21. Please click here with your specifications.

Models: RB444, RB454, RB455A, RB464, RB554, RB564

Available for tractors using 1.375-6, 1.375-21, 1.750-20 spline
Input shaft is usually 1.375-6
Other combinations are available.

Models

PTO Shaft Size

PTO Required,
hp (kW)

RB444

CAT4

40 (30)

RB454

CAT4

60 (45)

RB454 Silage

CAT4

65 (48)

RB454 Rotor Cutter

CAT5

100 (75)

RB455A

CAT4

40 (30)

RB464

CAT5

70 (52)

RB554

CAT5

70 (52)

RB564

CAT5

80 (60)

Constant Velocity PTO

Tractor

Base Part Number
(add implement device)

CAT3/540

1.375-6

71R4121UCW07000

CAT4/540

1.375-6

71R6121UCW07000

CAT4/1000

1.375-21

71R6121UCW08000

CAT5/540

1.375-6

71R8121UCW07000

CAT5/1000

1.375-21

71R8121UCW08000

Baler Input Requirements
FT Clutches for 1.375-6 spline input

Universal Size

Torque nm

Part Number

CAT3 / S4

1000nm

6QE344901R

CAT3 / S4

1000nm

635E41203R

CAT4 / S6

1800nm

663H53403R

CAT5 / S8

1450nm

6LM453003R

As we all know, at present, everyone attaches great importance to farmland production, especially in planting, harvesting, and maintenance, which is an important part of output improvement. However, we must also find that today’s farmland is no longer a busy life of farmers suffering, but a large area of farmland is only cultivated with machinery and equipment. Individual operators and farmers are present to cooperate in the operation, which shows the importance of agricultural machinery. Then there is the useĀ  of universal driveshafts in agricultural machinery. For example, the sprayer, mower, harvester, field returning the machine, and so on will be equipped with the CHINAMFG transmission shaft. However, due to the different structures and uses of various agricultural machinery, the ever power transmission shaft selected is also different. Therefore, there are many categories of ever power transmission shafts. You can select the appropriate ever power transmission shaft according to the model used.
PTO Shaft Application

We Also Supply PTO Shafts
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PTO Shaft Manufacturer
Ever-power covers an area of more than 12000 square CHINAMFG and employs more than 100 people. We specialize in developing, manufacturing, and selling PTO shafts, industrial universal shafts, automobile drive shafts, universal joint coupling shafts, universal joints, etc. The annual turnover is 60 million yuan and 9 million US dollars, increasing year by year. Our products enjoy a high reputation among customers in Europe, the United States, Asia, Australia, and North America. We are the top 3 professional OEM suppliers of many agricultural tool factories in the domestic market. CHINAMFG transmission shaft adheres to our “QDP” principle: quality first, rapid delivery, and competitive price. We have obtained CE, TS / 16949, and ISO9001 certification, and have systematic production equipment and a QC team to ensure our quality and delivery. We warmly welcome friends from all walks of life to visit and establish mutually beneficial long-term cooperative relations.

Company Information

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Type: Agricultural
Usage: Agricultural Products Processing, Farmland Infrastructure, Tillage, Harvester, Planting and Fertilization, Grain Threshing, Cleaning and Drying
Material: Iron
Power Source: Electricity
Weight: 21kg
After-sales Service: Installation Guide 3-Year Warranty

pto shaft

How do tractor PTO shafts handle variations in load and torque during operation?

Tractor power take-off (PTO) shafts are designed to handle variations in load and torque during operation. They incorporate several mechanisms and features to ensure efficient power transfer and adaptability. Here’s a detailed explanation:

1. Slip Clutches: Many PTO shafts are equipped with slip clutches, which are designed to slip or disengage when the torque exceeds a certain threshold. This helps protect the PTO shaft and the driven implement from damage caused by sudden increases in load or torque. Slip clutches provide a level of safety by allowing the shaft to slip momentarily and absorb the excess torque, preventing breakage or overload.

2. Shear Pins: Some PTO shafts use shear pins as a safety mechanism. Shear pins are designed to break when the torque exceeds a specific limit. By breaking, the shear pin disconnects the PTO shaft from the driven implement, protecting the shaft and the implement from damage. Shear pins are replaceable, and their purpose is to safeguard the PTO system from excessive loads or unexpected obstructions.

3. Overrunning Clutches: Overrunning clutches, also known as freewheeling clutches, allow the PTO shaft to rotate freely in one direction while preventing reverse rotation. This feature is particularly useful when the driven implement’s inertia creates a lag in stopping or when the implement decelerates faster than the tractor. Overrunning clutches prevent the PTO shaft from transmitting reverse torque to the tractor, reducing stress on the transmission and improving safety and efficiency.

4. PTO Shaft Torque Limiters: Some PTO shafts incorporate torque limiters, which are devices that regulate the torque transmitted by the shaft. Torque limiters protect both the tractor and the implement by controlling the torque within a safe range. When the torque exceeds the set limit, the torque limiter disengages or slips, preventing damage to the PTO system and the driven implement. Torque limiters are adjustable and allow for customization based on the specific load requirements of different implements.

5. PTO Shaft Friction Plates: Friction plates are often used in PTO shafts to enhance the system’s ability to handle variations in load and torque. These plates provide additional frictional resistance, allowing the PTO shaft to transmit torque effectively while absorbing and dampening sudden changes in load. Friction plates minimize slippage and help maintain a consistent power transfer between the tractor and the implement.

6. Tractor Engine Power and Speed Control: Tractor PTO shafts handle variations in load and torque by allowing the tractor’s engine power and speed to be adjusted. By increasing the engine speed, the PTO shaft’s rotational speed can be adjusted to match the load requirements of the implement. This flexibility enables the tractor operator to optimize power delivery based on the specific task, ensuring efficient operation and preventing overload.

These mechanisms and features enable tractor PTO shafts to handle variations in load and torque during operation. Slip clutches, shear pins, overrunning clutches, torque limiters, friction plates, and the ability to control the tractor’s engine power and speed all contribute to the safe and efficient operation of the PTO system.

pto shaft

What are the common signs of worn or damaged tractor PTO shaft components?

Several common signs indicate worn or damaged tractor PTO shaft components. These signs can help identify potential issues and prompt necessary repairs or replacements. Here are some of the most common signs to look out for:

1. Noise and Vibration: Excessive noise and vibration during PTO operation can indicate worn or damaged components. Unusual rattling, grinding, or knocking sounds, along with excessive vibration, may suggest issues such as misaligned or worn universal joints, damaged bearings, or worn shaft splines.

2. Leaking Grease: Grease leakage from the PTO shaft is a sign of a potential problem. It may indicate worn or damaged seals, improper lubrication, or damaged bearing seals. Grease leakage should be addressed promptly to prevent further damage to the components.

3. Difficulty Engaging or Disengaging: If the PTO engagement or disengagement becomes challenging or unreliable, it could indicate worn or damaged clutch plates, splines, or locking mechanisms. Difficulty in engaging or disengaging the PTO can impact the power transfer and may require immediate attention.

4. Excessive Shaft Play: Excessive play or movement in the PTO shaft can be a sign of worn or damaged universal joints or splines. If there is noticeable looseness or play when rotating the shaft by hand, it suggests that the components may need inspection and potential replacement.

5. Decreased Power Output: A noticeable decrease in power output or reduced performance during PTO operation can indicate problems with the PTO shaft. Worn or damaged components, such as slipping clutches, worn splines, or damaged gears, can lead to power loss and reduced efficiency.

6. Visible Damage or Wear: Inspecting the PTO shaft visually can reveal signs of damage or wear. Look for cracks, bends, dents, or other visible damage to the shaft itself or the shielding components. Additionally, check for signs of wear on the splines, yokes, or universal joints, such as excessive wear marks, corrosion, or missing components.

These common signs of worn or damaged tractor PTO shaft components should not be ignored. If any of these signs are observed, it is recommended to have the PTO shaft inspected by a qualified technician or replaced if necessary. Taking proactive measures can prevent further damage, ensure safe operation, and maintain the optimal performance of the PTO system.

pto shaft

How do tractor PTO shafts handle variations in torque, speed, and alignment?

Tractor PTO shafts are designed to handle variations in torque, speed, and alignment between the tractor and the implement. These shafts are crucial components in the Power Take-Off system, which transfers power from the tractor’s engine to the implement. Here’s how PTO shafts handle these variations:

  1. Variations in Torque: Torque refers to the rotational force applied to the PTO shaft. Tractor PTO shafts are designed to withstand different torque levels based on the power requirements of the implement. They are constructed using materials such as steel or composite materials that offer high strength and durability. Additionally, PTO shafts may incorporate torque-limiting devices such as shear pins or slip clutches. These devices allow the PTO shaft to disconnect or slip when the torque exceeds a certain threshold, protecting both the tractor and the implement from damage.
  2. Variations in Speed: Speed variations occur when the rotational speed of the tractor’s engine and the implement’s input shaft are different. PTO shafts can handle these variations through the use of universal joints. Universal joints allow for angular misalignment between the tractor and the implement and can accommodate different rotational speeds. The design of PTO shafts ensures smooth power transmission even when the tractor’s engine operates at a different speed than the implement requires.
  3. Variations in Alignment: Alignment refers to the precise positioning of the PTO shaft between the tractor and the implement. Tractor PTO shafts are designed to be adjustable in length, allowing for variations in the distance and alignment between the tractor’s PTO output shaft and the input shaft of the implement. This adjustability helps ensure proper alignment and engagement of the PTO shaft between the tractor and the implement. PTO shafts may also incorporate telescopic sections or splined ends to provide flexibility and accommodate differences in alignment.

Overall, tractor PTO shafts are engineered to handle variations in torque, speed, and alignment. They incorporate robust construction materials, torque-limiting devices, universal joints, and adjustable features to ensure efficient and reliable power transmission between the tractor and the implement. These design elements contribute to the safe and effective operation of agricultural and industrial equipment powered by PTO systems.

China Standard Agricultural Pto Shaft for Round Balers  China Standard Agricultural Pto Shaft for Round Balers
editor by CX 2023-12-29