High-wear-resistance tractor rubber track rubber material and manufacturing method thereof

A technology for rubber crawlers and tractors, which is applied in the field of high wear-resistant tractor rubber crawler rubber materials and manufacturing. It can solve the problems of rubber crawlers, such as easy wear and tear resistance, short service life, and short service life, and enhance the flatness of the contact area. , prolong the service life, improve the effect of wear resistance

Pending Publication Date: 2021-01-15
镇江同立橡胶有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Tractor rubber track is an important vulnerable part that is prone to wear during field operations. Practice has proved that tractor rubber track, which is traditionally processed with conventional formulas, can be used as a walking accessory for crawler tractors. walking, but due to the harsh conditions of farming occasions, the rubber track made of this conventional rubber track formula and production process is very easy to wear and has poor tear resistance, and its service life is very short
In the prior art, the formula of tractor rubber track is continuously improved. Although the performance of the rubber material has been improved, the service life is still not long.

Method used

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  • High-wear-resistance tractor rubber track rubber material and manufacturing method thereof

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] The high wear-resistant tractor rubber crawler rubber material and the manufacturing method of the present embodiment comprise the following steps:

[0023] Under the temperature condition of 130~155℃ and the pressure of 0.5~0.6MPa, 70 parts of polyisoprene, 30 parts of rare earth butadiene rubber, 4 parts of zinc oxide, 2 parts of stearic acid and 4 parts of anti-aging agent were mixed evenly 2.5 parts of agent R50, 2.2 parts of flow exhaust agent DC-P85 and mix evenly, then add 55 parts of N220 carbon black, 5 parts of nano silicon dioxide, 0.8 parts of coupling agent SI-69 and mix well; park for 12~24 hours Finally, add 3.5 parts of vulcanization accelerator under the condition of 85~95°C and mix evenly before forming; after vulcanization time of 30 minutes under the condition of 153°C and pressure of 3MPa, a film of high wear-resistant tractor rubber track compound is formed.

Embodiment 2

[0025] The high wear-resistant tractor rubber crawler rubber material and the manufacturing method of the present embodiment comprise the following steps:

[0026] Under the temperature condition of 130~155℃ and the pressure of 0.5~0.6MPa, 75 parts of polyisoprene, 25 parts of rare earth butadiene rubber, 3.5 parts of zinc oxide, 1.5 parts of stearic acid and 3.5 parts of anti-aging agent were mixed evenly 2.0 parts of agent R50, 1.7 parts of flow exhaust agent DC-P85 and mix well; then add 50 parts of N220 carbon black, 8 parts of nano silicon dioxide, 1.5 parts of coupling agent SI-69 and mix well; park for 12~24 hours Finally, add 3.1 parts of vulcanization accelerator under the condition of 85~95°C and mix evenly before forming; after vulcanization time of 30 minutes under the condition of 153°C and pressure 3MPa, a film of high wear-resistant tractor rubber track compound is formed.

Embodiment 3

[0028] The high wear-resistant tractor rubber crawler rubber material and the manufacturing method of the present embodiment comprise the following steps:

[0029] Under the temperature condition of 130~155℃ and the pressure of 0.5~0.6MPa, 85 parts of polyisoprene, 15 parts of rare earth butadiene rubber, 3 parts of zinc oxide, 1 part of stearic acid and 3 parts of anti-aging agent were mixed evenly 1.5 parts of agent R50, 1.2 parts of flow exhaust agent DC-P85 and mix well; then add 46 parts of N220 carbon black, 10 parts of nano silicon dioxide, 2 parts of coupling agent SI-69 and mix well; park for 12~24 hours Finally, add 2.7 parts of vulcanization accelerator under the condition of 85~95°C and mix evenly before forming; after vulcanization time of 30 minutes under the condition of 153°C and pressure 3MPa, a film of high wear-resistant tractor rubber track compound is formed.

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Abstract

The invention discloses a high-wear-resistance tractor rubber track rubber material and a manufacturing method thereof. The formula comprises the following components in parts by weight: 85-70 parts of polyisoprene, 15-30 parts of rare earth butadiene rubber, 2.7-3.5 parts of a vulcanization accelerator, 3-4 parts of zinc oxide, 1-2 parts of stearic acid, 3-4 parts of an anti-aging agent, 1.5-2.5parts of a homogenizing agent, 1.2-2.2 parts of a flowing exhaust agent, 46-55 parts of carbon black, 5-10 parts of nano silicon dioxide and 0.8-2 part of a coupling agent. The material has the advantages of achieving the advantage of wear resistance, thereby greatly prolonging the service life. According to the invention, the tensile strength can be improved, meanwhile, the prepared rubber trackhas good wear resistance, the strength of a rubber material is improved, the friction coefficient between rubber and the ground is reduced, the phenomenon that the surface of the rubber is prone to foaming is prevented, the smoothness of the contact area is enhanced, the wear resistance is improved, and the problem of better mixing uniformity during blending is solved. In the preparation process,the prepared rubber track has very high wear resistance and tearing strength, and the service life is further prolonged.

Description

technical field [0001] The invention relates to a material for agricultural machinery rubber tracks and a manufacturing method, in particular to a high wear-resistant tractor rubber track rubber material and a manufacturing method. Background technique [0002] With the improvement of the degree of agricultural mechanization and the advantages of rubber crawlers with small ground pressure, large traction, small vibration, light weight, flexible steering and strong passing ability on complex terrain, rubber crawler tractors have become important in field operations. Agricultural machinery and equipment were promoted and applied. Tractor rubber track is an important vulnerable part that is prone to wear during field operations. Practice has proved that tractor rubber track, which is traditionally processed with conventional formulas, can be used as a walking accessory for crawler tractors. However, due to the harsh conditions of farming occasions, the conventional rubber trac...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L9/00C08K13/02C08K5/09C08K3/22C08K3/04C08K3/36C08K5/548
CPCC08L9/00C08L2205/025C08L2201/08C08K2201/011C08K2003/2296C08K13/02C08K5/09C08K3/22C08K3/04C08K3/36C08K5/548
Inventor 许同春蒋建国徐康
Owner 镇江同立橡胶有限公司
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