The flanging-sizing die structure of the exo-skeletal was improved, using auto-half block, solved the difficult problem of part out off die.
2
给出了坯料尺寸及热挤压力的计算方法,并对整形模、挤孔模、热挤压模的设计做了介绍。
The size of the die and the calculation method of hot extrusion force were presented, and the design of reshaping die, extruding hole die and hot extrusion die was introduced.
The determination of entrance angle of both R coining dies and conical coining dies and the approach to eliminating bell shapes during sizing have been outlined.