The nonmetal material insulating part is an inner insulating sleeve of the main shaft, which is sleeved at the lower part of the rotor driving shaft.
非金属材料隔热件为套设在转子驱动轴下部的主轴内隔热套。
One end of a paper transmission drum is provided with an eccentric shaft sleeve and a driving mechanism is at the lower part of the eccentric shaft sleeve.
在传纸滚筒一端上带有偏心轴套，偏心轴套下部有一驱动机构。
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