The specification requirements for the parameters of mine chain straightener testing machine:
1. The body of the tensile testing machine is horizontal.
2. The main test of this tensile test: mine circular chain.
3. The separation distance between the horizontal test body and the console is within 2 meters.
4. The working environment temperature of the testing machine is adapted to 40℃~-25℃.
5. Noise: less than 50 decibels at the maximum working load.
6. The hydraulic oil adopts No. 46 hydraulic oil.
7. The test error of the test machine is within ±0.5% within the required ambient temperature range. The test control accuracy is within ±0.01%.
8. The effective stroke of the testing machine is 1.2 meters.
9. Test control operation can realize local and computer control.
10. The power supply adopts ordinary 380V three-phase AC power supply and 220V power supply with safety protection device.
11. The equipment is used in ordinary natural laboratory environment, try to avoid environmental dust pollution.