The band drawing mechanism is composed of a band clamping slide block and a band drawing feed screw connected with a loosepin at one end of the slide block.
抽带机构由一个夹带滑块和与滑块一端活销接的抽带丝杠组成。
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Also some important part is the bucket cylinder joint pin, the bushing, certainly must carry on the inspection to these place loose and tight.