冲孔模 pierce die ; piercing dies ; punching die ; [机] perforating die
翻孔模 burring dies ; plunging die
有通气孔模板 vented form
落料冲孔模 compound blank and pierce dies ; blanking and piercing die
锥孔模 conical die
烧孔模型 hole-burning model
穿孔模 piercing die
冲槽冲孔模 groove and hole piercing die
多孔模 porous mold ; multiple-hole die ; multicavity mould
修边冲孔模 trimming and piercing die ; trimming and punching die
分析了锥面斜孔冲裁的工艺，介绍了一种新型的锥形件冲孔模结构。
Piercing technology for oblique holes on conical surface was analyzed and a new piercing die structure for the conical part was introduced.
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.
通过对浪形保持架冲孔模的改进，保持架定位准确，保证了铆钉孔位置公差，达到了工艺要求。
Through the improvement of the piercing die for the wave-shaped cage, cage positioning became accurate, the position tolerances of rivet holes were ensured, and technical requirements were met.
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