The fastening parts are loosened and the installation positions of the die are relatively changed. Remedy: If the hole still deflects after the workpiece is aligned, report to the squad leader and notify the mold repair. E adhere to a civilized production system, such as the transfer of workpieces and blanks must use appropriate station equipment, otherwise it will crush and scratch the surface of the workpiece and affect the surface quality of the workpiece.
8) Judgment method of not drawing in place: see if the pressure point is clear. For deep-drawn components, first check whether the pressure point is clear, then check for cracks, and then touch , Push with oilstone. 3) Judgment method of wrinkle: look at the reason with eyes: small blank holder force Treatment method: increase the blank holder force appropriately. D. 7) Judgment method of hole deformation: look with eyes. 1. The inner panel should not have cracks or cracks. The quality of raw materials is poor; B.
F During the stamping process, it is necessary to ensure the cleanness of the mold cavity, and the organized workpieces to be organized in the workplace must be neatly arranged. Solution: Stop production immediately and report to the monitor immediately to notify the model repairer. There is a gap change or wear of its own working parts and guide parts; air condition motor bearing E The die is relatively long due to shock and vibration.
Handling method: Be careful when loading and unloading materials, handle the product lightly, and adjust the closing height of the mold if necessary. Treatment: wipe the upper mold of the mold clean. Reason: The punch is broken. 4) Burr judging method: see the reason with eyes: the gap between the convex and concave molds is large. B. 6) Method of judging few holes: compare with sample.. 2. Treatment: repair the mold. 9) Judgment method for bad folding edge: Compare with sample
deepgroovebearing