Raydafon Driveshaft supply Black SAS2 PTO Shaft Parts Ratchet Torque Limiter

[embed]https://youtu.be/_liQgO4keCY[/embed]The Raydafon Driveshaft supply Black SAS2 PTO Shaft Parts Ratchet Torque Limiter. This high-quality, black torque limiter is designed for use with tractors and is perfect for a variety of industries. From hotels and restaurants to farms and food & beverage factories, this versatile product is designed to meet a range of needs. Offering an impressive setting torque of 800nm, this ratchet torque limiter is made from 1045C forging parts, ensuring durability and reliability.

SAS2 PTO Shaft Parts Ratchet Torque Limiter Specifications

Model Number	SAS2
Function	Drive Shaft Parts & Power Transmission
Use	Kinds of Tractors & Farm Implements
Brand Name	EP
Yoke Type	Double push pin,Bolt pins,Split pins,Push pin,Quick release,Ball attachment,Collar.....
Processing Of Yoke	Forging
Plastic Cover	YW;BW;YS;BS;Etc
Color	Green;Orange;Yellow;Black Ect.
Series	T1-T10; L1-L6;S6-S10;10HP-150HP with SA,RA,SB,SFF,WA,CV Etc
Tube Type	Lemon,Trianglar,Star,Square,Hexangular,Spline,Special Ect
Processing Of Tube	Cold drawn
Spline Type	1 1/8" Z6;1 3/8" Z6; 1 3/8" Z21 ;1 3/4" Z20; 1 3/4" Z6; 8-38*32*6 8-42*36*7; 8-48*42*8;
Place of Origin	Haining, China (Mainland)

SAS2 PTO Shaft Parts Ratchet Torque Limiter Dimension

Key Advantages of the SA Ratchet Torque Limiter

The SA ratchet torque limiter offers several advantages for tractor PTO shafts:

1. Protection against Overloads: The primary advantage of an SA ratchet torque limiter is its ability to protect the tractor PTO system from excessive loads or sudden overloads. When the torque exceeds the predetermined limit, the ratchet teeth disengage, interrupting the power transmission.
2. Adjustable Torque Limit: The SA ratchet torque limiter typically features an adjustable torque limit. This adjustability allows the operator to set the torque limit according to the specific requirements of the implement being used.
3. Enhanced Safety: By disconnecting the power transmission when an overload occurs, the SA ratchet torque limiter enhances safety for the operator. It prevents sudden jerks or jolts that could cause injury or accidents.
4. Easy Reset and Re-Engagement: Once the overload condition is resolved or the excessive torque is reduced, the SA ratchet torque limiter can be easily reset and re-engaged.
5. Compatibility with Various Implements: The SA ratchet torque limiter is designed to be compatible with a wide range of implements used with tractor PTO shafts.
6. Durability and Reliability: SA ratchet torque limiters are typically built to withstand heavy-duty applications and harsh operating conditions. They are constructed using robust materials that provide durability and long-term reliability.

Applications of the SA Ratchet Torque Limiter

The SA ratchet torque limiter is a versatile safety device that finds applications in various agricultural machinery:

1. Rotary Cutters and Mowers: Rotary cutters and mowers are used for cutting grass, weeds, and small vegetation. The SA ratchet torque limiter ensures the safe operation of these implements by protecting the PTO system from excessive loads or sudden overloads that can occur when encountering obstacles or dense vegetation.
2. Harvesting Machinery: Harvesting machinery, such as combine harvesters, rely on the PTO system to power the cutting and threshing mechanisms. The SA ratchet torque limiter provides overload protection, safeguarding the PTO system and the machinery from damage due to high torque or sudden overloads during the harvesting process.
3. Tillage Equipment: Tillage equipment, including plows, cultivators, and harrows, prepare the soil for planting by breaking up and loosening it. The SA ratchet torque limiter ensures the safe operation of these implements by preventing damage caused by excessive torque or sudden overloads when encountering rocks, tree roots, or other obstacles in the soil.
4. Seeders and Planters: Seeders and planters are used for precise seeding or planting of crops. The SA ratchet torque limiter provides overload protection to the PTO system, safeguarding the machinery from damage caused by high torque or sudden overloads when planting in challenging soil conditions or encountering obstacles.
5. Balers: Balers are used to compress and bale hay, straw, or other agricultural materials. The SA ratchet torque limiter protects the PTO system in balers from overloads that can occur due to blockages or excessive resistance while compressing the material, preventing damage to the machinery and ensuring smooth operation.
6. Manure Spreaders: Manure spreaders are used to evenly distribute manure or other organic fertilizers on the fields. The SA ratchet torque limiter protects the PTO system in manure spreaders from overloads that can occur when the spreader encounters uneven distribution of the material or when foreign objects get caught in the spreading mechanism.

Agricultural PTO Shaft Torque Limiter Types

In agricultural machinery, PTO shaft torque limiters are crucial for protecting equipment from damage due to torque overload. There are various types of PTO shaft torque limiters, each designed to cater to different operational needs and specifications:

1. 1. Shear Bolt Torque Limiter: This type utilizes a shear bolt that breaks under excessive torque, disconnecting the drive between the tractor and implement. Common in a variety of implements; ideal for situations where overload conditions are clear and easily detectable.
   2. Friction Clutch Torque Limiter: Friction clutch limiters slip when the torque exceeds a preset level, allowing it to absorb the excess force without breaking. Used in applications where gradual overload conditions might occur and frequent replacement of shear bolts is not desirable.
   3. Ratchet Torque Limiter: Features a ratcheting mechanism that allows rotation in one direction and locks or slips in the opposite direction when overloaded. Suitable for implements like augers where unidirectional operation is required.
   4. Overrunning Clutch Torque Limiter: Allows free rotation in one direction and engages the clutch in the other. It can also incorporate a torque-limiting feature to disconnect under overload. Commonly used in mowers and rotary cutters, allowing the implement to overrun when the tractor slows down.

How Does the Ratchet Torque Limiter for Tractor PTO Shaft Work?

The ratchet torque limiter for tractor PTO shaft works based on a simple yet effective mechanism:

1. Construction: The ratchet torque limiter consists of a hub that connects the tractor's PTO shaft to the input shaft of the implement. Inside the hub, there are ratchet teeth or pawls that engage with corresponding teeth on the input shaft.
2. Power Transmission: Under normal operating conditions, when the tractor's PTO shaft rotates, the ratchet teeth engage with the teeth on the input shaft of the implement. This engagement allows the power to be transmitted from the tractor to the implement, enabling operation.
3. Torque Limiting Action: When the torque applied to the PTO shaft exceeds a predetermined limit, the ratchet torque limiter comes into action. The excessive torque causes the ratchet teeth to disengage from the teeth on the input shaft.
4. Power Disconnection: Once the ratchet teeth disengage, the power transmission between the tractor and the implement is interrupted. This disconnection prevents further rotation of the input shaft, effectively stopping the transfer of torque and power.
5. Protection from Overload: The disengagement of the ratchet teeth in response to excessive torque protects the tractor's PTO system and the implement from damage. By disconnecting the power transmission, it prevents the transmission of excessive loads or sudden overloads to the machinery.

How to Install SA Ratchet Torque Limiter to PTO Shaft?

Installing a SA ratchet torque limiter to a PTO shaft typically involves the following steps:

1. Identify the correct end of the PTO shaft: The PTO shaft typically has two ends, with one end connecting to the power source and the other end connecting to the implement. Identify the end where you want to install the torque limiter.
2. Remove any existing components: If there are any existing components, such as a shear bolt or other torque-limiting device, remove them from the PTO shaft.
3. Install the torque limiter: Place the SA ratchet torque limiter onto the PTO shaft, aligning the splines or keyways on the shaft with those on the torque limiter. Ensure that the torque limiter is securely seated on the shaft.
4. Secure the torque limiter: Depending on the specific design of the torque limiter, it may have set screws or other fastening mechanisms to secure it in place. Use a torque wrench to tighten the torque limiter to the desired torque setting.
5. Verify proper function: After installing and setting the torque limiter, rotate the PTO shaft manually to ensure that the torque limiter engages and disengages correctly. Verify that the torque limiter functions as intended by applying force to the PTO shaft and observing the ratcheting action.
6. Reconnect the PTO shaft: Once you are satisfied with the installation and functionality of the torque limiter, reconnect the PTO shaft to the power source or implement, following the appropriate procedures.

Maintenance of the SA Ratchet Torque Limiter

Proper maintenance of the SA ratchet torque limiter for tractor power take-off (PTO) shaft is essential to ensure its reliable performance and longevity. Here are some maintenance practices to consider:

1. Regular Inspection: Conduct regular visual inspections of the torque limiter to check for any signs of wear, damage, or misalignment. Look for worn or damaged ratchet teeth, cracks, or any other visible issues. Inspect the engagement and disengagement mechanism to ensure smooth operation.
2. Lubrication: Apply the recommended lubricant to the ratchet teeth, pawls, and other moving parts as specified. Proper lubrication ensures smooth engagement and disengagement of the torque limiter, reducing friction and wear.
3. Cleaning: Keep the torque limiter clean from dirt, debris, and agricultural residue. Regularly clean the components using a brush or compressed air to remove any buildup that may interfere with the proper functioning of the torque limiter.
4. Calibration: If the torque limit on the torque limiter is adjustable, periodically check and recalibrate it according to the requirements of the specific implement being used.
5. Replacement of Worn Parts: If any components of the torque limiter, such as ratchet teeth or pawls, are worn or damaged beyond repair, they should be promptly replaced with genuine replacement parts. Using worn-out or damaged parts can compromise the effectiveness and safety of the torque limiter.

Why Choose Raydafon's Ratchet Torque Limiter for PTO Shaft?

Raydafon Drive Shaft Co., Ltd., located in Ningbo Zhejiang City, is a leading company specializing in the development, manufacturing, and marketing of PTO shafts, agricultural gearboxes, PTO shaft accessories, PTO shaft u-joints, torque limiters, PTO shaft tubes, PTO shaft yokes, PTO shaft adaptors, industrial cardan shafts, car driveshafts, and u-joint coupling shafts. The annual turnover is 60 million RMB, 9 Million Dollars, and It??s increasing year by year. Our products gained a great reputation from European, American, Asia, Australian, and North American customers. We are the top professional OEM supplier for many agricultural implement factories in the domestic market. Raydafon Driveshaft insisted on our principles: Quality first, Deliver quickly, and Price Competitive. We already have the CE, TS/16949, and ISO9001 certificates with systematic manufacturing types of equipment and a QC team to guarantee our quality and delivery. We warmly welcome every friend to visit us and establish a mutually beneficial long-term relationship cooperation. Currently, our company exports its products to its valued customers in more than 50 countries in 5 continents of the world. Having the best-in-class brands in its product range, Raydafon continues its activities with the aim of becoming a global company in the fields it works.Author: Yjx