The flywheel, collet, pulley and nut are shown assembled in the first photo with the other three pieces of the crank laid out behind it.
飞轮，夹头，滑轮和螺母显示组装第一照片与其他三条规定曲柄后面。
2
The electric cord transverse robot joint features that toothed belt pulley of the toothed belt pair is fixed on the output shaft of the servo motor and is integrated with the nut of nut-screw pair;