How to identify the quality of steel bar straightening machine

1. The steel bar straightening machine is sensitive to rolling and has no obvious void feeling.
2. The steel bar straightening machine and the shell are connected firmly.
3. The orientation of the straightening roller bearing, strong retaining ring and protective cover device meets the requirements of the assembly drawing.
4. The pre-tightening force of each bolt meets the requirements of the specification rules.
5. The connecting rod and connecting pin, the position of the rocker arm device, and the cooperation gap meet the requirements of the assembly drawing.
6. The handwheel device is sensitive to rolling, and there is no obvious gap.
7. The center line of the steel bar straightening machine is consistent with the center of the inlet and outlet wire ports.
8. The rolling parts should be coated with grease before assembly.
9. Whether all kinds of safety signs are in order and whether they are fixed in a conspicuous position.