daily maintenance of world brand tie-rod crank press
Publish Time: 2022-09-19 Origin: Site
To ensure the normal operation of the press, prolong the service life of the machine tool, and ensure the accuracy of the machine tool, the user must conduct regular inspections and maintenance.
This article is to introduce the daily maintenance details of world brand tie-rod type crank press. World brand tie-rod double crank presses have the tonnage range from 400ton to 1250ton. Double crank transmission with gears and a dry type clutch.
Daily inspection items and content
No. | Items | Inspection contents | |
1 | Before running | 1. Check the pressure gauge | 1. Air source air pressure. 2. Clutch air pressure. 3. Balance cylinder air pressure. 4. Slider overload protection system, oil pressure and pneumatic pump air pressure. 5. Oil pressure of movable worktable cylinder. (No if without this) 6. Cushion air pressure. (No if without this) 7. Oil pressure of the lubrication system. |
2. Check the flywheel running status | 1. Check the starting condition of the flywheel, starting time, acceleration condition, and whether there is any abnormal phenomenon. 2. Check the vibration and noise of the belt. 3. Check the tightness of the belt. | ||
3. Clutch and brake performance check | 1. When operation as single mode, release the button before the bottom dead center and stop immediately. 2. Whether the slider can accurately stop at the top dead center. 3. Check if there is any abnormal sound in the pressure relief valve of the clutch and brake. 4. Check the clutch and brake for abnormal noise during operation. 5. The action between the clutch and the brake should be coordinated. | ||
4. Safety device performance check | 1. The action of the emergency stop button should be normal. 2. The brake action is sensitive. 3. Whether safety protection devices such as safety blocks and safety gates are installed in place. | ||
2 | After changing die | 1. Check air pressure of balance cylinder | It should conform to the relationship diagram of mold weight and air pressure |
2. After adjusting the slider height | 1. Check whether the die set height is appropriate 2. Whether the digital display value is consistent with the actual measured value |