China Made PTO Shaft Yoke Quick Release Yoke 4SB 40hp 27*74.6 Joint Shear Bolt Spline Agriculture Yoke

Discover the new condition, high-quality China made PTO shaft yoke quick release yoke, designed for optimal performance in your agricultural machinery. This shear bolt torque limiter, made of 45C material, is suitable for a wide range of industries, from hotels and garment shops to farms and construction works. It weighs just 2.3 KG, ensuring easy handling and installation. Crafted for use with a PTO drive shaft, this product comes with a one-year warranty, providing assurance of its durability and reliability. Further, it carries ISO and CE certifications, testifying to its compliance with global quality standards.

Key Advantages of the Shear Bolt Torque Limiter

A shear bolt torque limiter for a PTO shaft is a simple yet effective mechanical device designed to protect agricultural machinery from torque overload. Here are five key advantages:

1. Overload Protection: The shear bolt is designed to break under excessive torque, disconnecting the power transfer and preventing damage to the driveline and machinery.
2. Ease of Maintenance: Their simple design requires minimal maintenance. Checking and replacing the shear bolt is usually all that is needed.
3. Ease of Installation: Installing and replacing shear bolts is a straightforward process, done quickly without specialized tools.
4. Immediate Response to Overload: In the event of a torque overload, the shear bolt breaks immediately, providing instant disconnection of the power transfer.
5. Wide Application Range: They can be used with a variety of agricultural implements, making them versatile components of farm machinery.

Applications of the Shear Bolt Torque Limiter

A shear bolt torque limiter on a PTO shaft is a crucial safety device in agricultural machinery, designed to protect equipment from torque overload. Here are six common applications:

1. Harvesting Machinery: Prevents damage during heavy or obstructed harvesting operations.
2. Tillage Equipment: Protects from damage from striking hidden obstacles, such as large stones or hard soil clumps.
3. Rotary Cutters and Mowers: Protects when they hit obstructions like rocks or thick roots, preventing damage to the blades and drive mechanism.
4. Balers: Ensures that balers, especially round balers, don't get overloaded when processing large amounts of crop material.
5. Seeders and Planters: Protects from damage due to clogs or excessive resistance when planting in tough soil conditions.
6. Manure Spreaders: Protects the driveline from torque overload when spreading varying densities of manure.

Agricultural PTO Shaft Torque Limiter Types

There are various types of PTO shaft torque limiters, each designed to cater to different operational needs and specifications. Here's an overview of the common types:

1. Shear Bolt Torque Limiter: Common in a variety of implements; ideal for situations where overload conditions are clear and easily detectable.
2. Friction Clutch Torque Limiter: Used in applications where gradual overload conditions might occur and frequent replacement of shear bolts is not desirable.
3. Ratchet Torque Limiter: Suitable for implements like augers where unidirectional operation is required.
4. Overrunning Clutch Torque Limiter: Commonly used in mowers and rotary cutters, allowing the implement to overrun when the tractor slows down.

How Does the Shear Bolt Torque Limiter Work?

Here's how a shear bolt torque limiter works:

1. Normal Operation: During regular operation, the shear bolt holds the PTO shaft and the implement securely together.
2. Torque Overload Detection: When the torque transmitted through the PTO shaft exceeds the safe operating limits, the increased force exceeds the shear strength of the bolt.
3. Activation: Upon reaching its threshold, the shear bolt breaks or shears off, acting as a protective mechanism.
4. Disengagement: The breaking of the shear bolt effectively disconnects the drive from the tractor to the implement.

PTO Shaft Shear Bolt Torque Limiters Troubleshooting

Here are common problems and troubleshooting steps for PTO Shaft Shear Bolt Torque Limiters:

1. Frequent Shearing of the Bolt: Excessive load or incorrect use of the implement can cause this. Ensure the implement is used as per guidelines. Replace the bolt with one that matches the exact specifications.
2. Bolt Not Shearing When Expected: The bolt used may be too strong or of a higher grade than necessary. Verify that the correct shear bolt is being used.
3. Difficulty in Removing Sheared Bolt: Corrosion or rusting of the bolt in place can cause this. Apply penetrating oil to the bolt remnants and use proper tools like vise grips or extractors to remove the broken bolt.
4. Uneven Wear or Damage to the Limiter: Continuous operation under high stress can cause this. Regularly inspect the torque limiter for wear or damage and replace parts as necessary.

Maintenance of the Shear Bolt Torque Limiter

Here are key maintenance steps for a shear bolt torque limiter:

1. Regular Inspection: Regularly inspect the torque limiter for any signs of wear, corrosion, or damage.
2. Correct Shear Bolt Replacement: Always use shear bolts that match the manufacturer's specifications. After a shear bolt breaks, it needs to be replaced before using the equipment again.
3. Proper Installation of Shear Bolts: When installing a new shear bolt, tighten it to the torque specified by the manufacturer.
4. Cleaning and Lubrication: Keep the area around the torque limiter clean from dirt, debris, and rust. Some torque limiters may have components that require lubrication.

Why Choose Raydafon's Shear Bolt Torque Limiter for PTO Shaft?

Raydafon Drive Shaft Co., Ltd., located in Ningbo Zhejiang City, specializes in developing, manufacturing, and marketing PTO shafts, agricultural gearboxes, PTO shaft accessories, and more. 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. 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.

As a leading provider of PTO shafts and related products, Raydafon possesses a strong commitment to quality, punctual delivery, and competitive pricing. We export our products to more than 50 countries across five continents, continuously working towards becoming a global leader in our field. Our company is certified by internationally recognized standards, providing assurance of our commitment to quality. Our production facilities are equipped with the latest technologies, ensuring high-quality output.

Furthermore, we offer customized services to meet diverse customer requirements, ensuring a solution for every need. We also provide excellent after-sales services, standing by our customers at every step of the way. Our professional, dedicated team ensures that every product meets our strict quality standards before it reaches you.

Author: Yjx