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1. Accurate operation and application of excavators (1) Stop inappropriate high-speed driving The high-speed track walking mechanism will cause the track chain pin& bush and final drive sprocket, track chain link section and guide idler wheel, track link sections and idler collide with each other under impact load, forming premature wear and tear of driving sprocket tooth surface, track pin ou...
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How to Maintain Excavator Spare Parts Excavators will be placed for a long time for various reasons, then this is not simply to find a warehouse or a vacancy to stop, if not to adopt some measures, excavator spare parts will certainly speed up damage, shorten service life. So how to maintain the excavator and bulldozer spare parts after they have been placed for too long? 1. Before shelving, wash ...
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Maintenance Method of Caterpillar and Komatsu Bulldozer Undercarriage track chain Excavator and bulldozer track chains also named track link, track link assy, track chain assy, lubricated track chain, Salt chain, Master Chain Link. Track Chains are generally used for mechanical transmission and traction. They are usually made of steel chains. They should be well maintained during normal use. Here ...
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How to maintain mini excavator rubber track system (1) Proper tension is required. If the tension is too small, the track is easy to fall off; if the tension is too large, the track life will be reduced. During inspection and adjustment, the traveling system shall be lifted unilaterally, and its height shall be 10-20mm. When the tension is small, it can be readjusted through the tension cylinder. ...
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How to improve the service life of excavator track lower roller The structure of the track roller is mainly divided into roller body, roller axle, shaft sleeve, seal ring and end cover. If the hardness of the roller axle and shaft sleeve you choose is not up to the standard, there will be oil leakage less than a few days after installation. It is recommended that you carefully look at its structur...
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Excavator and bulldozer track shoes pad function Most excavators use triple grouser track shoes, a few use double grouser track shoes. In the design of triple grouser track shoes, first of all, the specific pressure of grounding and the meshing soil capacity between the reinforcement and the ground should be calculated to ensure the necessary adhesion; second, the track shoes should have high bend...
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How to tighten tracks on cat excavator With the increase of excavator's working life, the track link pin and bushing of the traveling part will wear to a certain extent in normal operation, which will lead to the decrease of the tension of the track, the insufficient walking force of the excavator or the excessive wear of the traveling mechanism. Therefore, it is necessary to adjust the track tens...
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Komatsu excavator undercarriage parts repair 1. The excavator works normally at the beginning, but suddenly one side of the track cannot move and the digging arm is weak. What's the reason? Most of the reasons are that the hydraulic oil circuit is not clean, and small dirt blocks the damping hole in the middle of a small piston in the safety valve. The safety valve can be removed and cleaned to re...
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How to choose right excavator track roller for construction machinery? There are many models and types of excavator track roller, depending on what you need. The excavator roller is one of the "four wheel belt". The four wheels in the excavator undercarriage parts refer to the driving wheel, guide wheel, roller, supporting wheel, and the belt refers to the track chain link. They are directly relat...
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