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About usFujiansheng Shengan Machinery Development Co.,Ltd. was established in 1985 located in Quan zhou.Fujan,Chinais a professional integrated enterprise integrating casting, forging,processing and sales.
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What does the “four wheel and one belt” of an excavator refer to?
2023/11/02
The four wheels in the“four wheeland onebelt” refer to thefront idler,track roller,sprocket ,carrier roller, andone belt is thetrackchain assy with shoe.
Individual elements:
Trackchain assy with shoe：comprising of trackpins,track bushings andchain links,chain pins that are subjected to careful grinding and inductive quenching process, as well as chain links that areforged from special steel and subjected to deep inductive quenching process.
Sprocket：Sprockets are cast from a special steel, and then inductive-quenched to obtain maximum abrasion resistance.
Front idler：Front idler is an important component in the walking system of large construction machinery such as excavators. It is installed on the track to guide the track. Its main function is to guide the track to roll correctly.
Track roller：Track roller is a type of tracked construction machinery chassis with four wheels. Its main function is to support the weight of excavators and bulldozers, allowing the tracks to move forward along the wheels.
Carrier roller：The function of the carrier roller is to support the track, prevent excessive sagging of the track.Simultaneously guide the direction of movement of the upper track and prevent the track from sliding sideways.
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