The Causes and Prevention of "Eat Tires" of Tractors

Large tire wear on both sides of the tractor is inconsistent, and sometimes wear quickly on one side, that is, "eat the tire" phenomenon. The reason: 1. Long-term over-loading of tractors overloads tires, increasing the slip rate and accelerating tire wear. At this time, if the pressure of the tires on both sides is different and there is a large difference between them, the wear of tires with low air pressure will increase, and the tires that eat tires will be particularly fast. Prevention methods: tire pressure should meet the regulations, hot season may be slightly lower, - generally take the lower limit of the specified value. If the tire pressure is too high, the ply will be excessively stretched to cause excessive fatigue or breakage; the tire pressure is too low, and the ply is excessively wrinkled and deformed, which can easily cause the rubber layer to separate from the ply and accelerate the aging and wear of the rubber layer. Therefore, do not overload the tractor for a long period of time to reduce tire slip wear. 2. Trailer traction tripods for tractor trailers have been determined to be unequal; when the trailer tripod is not equal to waist difference of 60mm, large tires on the short-shoulder side will reduce the service life by 1/2, and the trailer tires on that side will also increase wear. . Control method: Measure the distance from the center point of the tripod pin hole of the tripod to the center of the two front wheels of the trailer. These two distances should be equal. If you do not wait, you must find out the reason and exclude it. If necessary, recreate an isosceles tripod. 3. The front and rear wheels on the left and right sides of the tractor have unequal wheelbases on both sides of the front and rear wheels, except for the front wheels on the short wheelbase side, which can cause wear of the other three tires. Control methods: Check the wheelbase of the front and rear wheels on both sides by correcting the front wheels and compare the two shortest distances on the outer edges of the front and rear wheels. If not, you should find out the reason. Usually caused by the bending deformation of the knuckle bracket, knuckle shaft, front axle or large axle, it can be removed to correct or replace the new one to restore the same wheelbase of the front and rear wheels on both sides. 4. The resonance of the unit accelerates the wear of the big tire. If there is no problem in the above three items, the abnormal phenomenon of wear of the septum malformation occurs in the large tire on the right side. That is, the resonance of the unit is in trouble. At this time, the driver only needs to change the position of the accelerator, and do not put the throttle on the speed that can cause the unit to resonate. The big tires will be cured if they catch fetuses.

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