FOCUS ON YOUR ENTRUST

The high-quality TECHNOBELT (Neoprene and Polyurethane Belt) has won high praise from many famous original equipment manufacturers and maintenance companies all over the world.

View details

FOCUS ON YOUR ENTRUST

The high-quality TECHNOBELT (Neoprene and Polyurethane Belt) has won high praise from many famous original equipment manufacturers and maintenance companies all over the world.

View details

Classification of V-Belts

(1) Narrow and Wide V-belts

 

The aspect ratio of ordinary V-belts is 1: 1.5 to 1.6, while the narrow and wide V-belts are 1: 1.2 and 1: 2 respectively. The structural size of the narrow V-belt can be reduced by about 50% compared with the ordinary V-belt, which can save a lot of raw materials, and at the same time, the strength is uniform, the effective contact area is large, and the bending stress is small, which can greatly prolong the service life. The transmission efficiency of the narrow v-belt can reach 90% to 97%, the limit speed can reach 40-50m/s, and the transmission capacity is increased by 0.5 to 1.5 times. speed change belt. Its characteristic is that the upper and lower surfaces of the belt are mostly made into a single-sided or double-sided arc or tooth shape, which makes it easy to adjust the speed. It is mainly used in low-speed conical and disc-type continuously variable transmissions.

 

(2) Small Angle and Large Angle Triangle Belt

 

The main difference between it and the ordinary V-belt is that the angle 40 is changed to about 30 and 60. The small-angle V-belt can reduce the contact surface, reduce the required tension, and prolong the service life. It is suitable for small tension transmission of equipment. The large-angle V-belt is a hexagonal belt with a rectangular upper half and an inverted trapezoidal lower half, which can reduce friction loss, increase bearing capacity, and has a soft belt body, which is suitable for high-speed transmission of light and small equipment.

Common Faults and Solutions for V Belts

14 Aug,2020

A: There is noise: the tension is too large or too small, the solution: the tension should be adjusted. B: Edge wear: 1) Timing belt incident is not parallel 2) Timing belt wheel steering deflection 3) Rising pulley has cracks 4) Bearing has gaps Solution: 1)  Straighten the non-parallel synchronous belt wheels and replace the synchronous belt. 2) Replace the tensioner, suspension wheel and timing belt C: Wear of the surface fabric at the root of the convex tooth (1) Excessive tension (2) Excessive temperature (3) Damage to the synchronous pulley. Solution: (1) Adjust the tension (2) Find the cause of the high temperature and repair it (3) Replace the synchronous pulley D: The flanks of the convex teeth are abnormally worn, the bottom is cracked, and the convex teeth are cut: (1) The tightening force is too large or too small (2) There is foreign body (3) The timing belt pulley or the tension pulley is seized. Solution: (1) Adjust the tension (2) Remove foreign objects (3) Find the cause and repair E: The volume of the surface fabric of the convex teeth: the engine or other parts have liquid leakage. Solution: repair the leaking parts and replace the timing belt F: Movement scratches on the convex teeth: (1) Foreign matter (2) The timing belt is damaged before or during installation Solution: (1) Remove foreign objects (2) Replace the timing belt and install it correctly G: Cracks appear on the back of the synchronous belt: (1) The surrounding temperature is too high or too low (2) There is foreign matter (3) The suspension wheel is sticky (4) Aging Solution: (1) Find the cause and solve it (2) Replace the timing belt and check the door cover (3) Replace the idler wheel and timing belt (4) Replace the timing belt H: The timing belt suddenly breaks: (1) There is a foreign body (2) The tension is too large (3) The timing belt is improperly bent before installation Solution: (1) Remove foreign matter (2) Adjust the tension (3) Replace the timing belt I: Related parts are damaged: (1) There is a gap in the bearing (2) The moving contact surface is damaged Solution: (1) Replace the tensioner, idler and guide wheel

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