basic requirements
1. The reducer must be assembled according to the design, process requirements and this standard and the relevant standards of the product.
2. The assembly environment of the whole machine must be kept clean.
3, the product zero, the parts must be qualified before assembly
4. Parts must be cleaned or cleaned before assembly, and there should be no oxide scale, flash, rust, sand, chips, burrs, dust and oil.
5. Except for special requirements, the sharp corners and sharp edges of the parts must be blunt before assembly.
6. The surface must be processed according to the relevant requirements, and the surface should be cleaned after processing.
7. Parts of the reducer must not be bumped, scratched or rusted during assembly.
8. The parts and parts of the paint that are not dry shall not be assembled and used.
Screw and bolt connection
1. Do not hit or use improper screwdrivers and wrenches when tightening screws, bolts and nuts. The screw groove, nut and screw, and bolt head after tightening shall not be damaged.
2. Fasteners with specified tightening torque requirements shall be tightened with a torque wrench.