The forming technology of the cell phone piece was analyzed. The structure of the mould was redesigned to improve the strength of the thin slanted ejector pin.
A method of forming a piston pin (10) is included.
还包括一种形成活塞销(10)的方法。
3
Based on the analysis of plastic flow law in crankshaft forming, the cause of typical forming defects, i. e. the folding existing in the crankshaft pin and crank arm was found out.