Mazhuang Village, Yuhe Town, Huixian City, Xinxiang City, Henan Province, China 
Drive shaft sleeve, also known as pulley copper sleeve, horizontal sleeve, installed in the crusher drive shaft at both ends, play a role in driving the shaft rotationPY1200 and above models have this product, 600, 900 are not. It supports the empty eccentric shaft and reduces the running resistance of the empty eccentric shaft. At the same time, the accuracy of its installation directly affects the meshing clearance of the bevel gear, to ensure reasonable clearance between the hollow eccentric shaft sleeve and the main shaft, to avoid the phenomenon of "flying car".
