本文主要研究以冲压变形规律设计的预制孔管件一次成形特定高度的三通管是可行的，但需对工艺参数优化。
This paper proposes that: the deformation in stamping design prefabricated hole forming specific height fittings first tee is feasible, but needs to process parameter optimization.
针对管帽零件的技术要求，通过试制确定了合理的冲压工艺方案，设计了相应模具，应用效果良好，制件质量达到了图纸设计要。
According to technology needs of pipe cap parts, this paper gives a qualified stamping technology through testing, and designs relevant die.
车削件，塑料膨胀管非标螺丝，螺母， 膨胀钉…我公司成立于1997年，主要生产五金冲压件，车削件，塑料制品等产品。
My company was founded in 1997, mainly produces metal stamping parts, turning parts, plastic products and other products.
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