Used for punching process in the manufacture of aluminum window and door.
该机可用于铝型材各种形状孔、槽的加工。
Wrinkling usually happens in the punching process of curved surface sheet metal.
曲面板件在冲压成形时常常发生起皱现象。
The punching process of the lead frame was analyzed, the multi-position progressive die was designed.
分析了引线框的冲压工艺性，设计出了多工位级进模。
By observing and analyzing cold punching process at the factory, the cause of the crack formation was found.
通过对冷冲压过程的实地观察分析，找准了裂纹产生的原因。
In practice, the shearing and punching process is often used to cut the metal plate into finished items in two stages.
生产中常采用剪冲下料工艺分两阶段将金属板材分割成毛坯。
The tube punching processes are classified and defined in this paper. The characteristics and application ranges of the various tube punching process are compared.
对管材冲孔工艺进行了归纳分类与定义，并比较了各类冲孔工艺特点及其适用范围。
The actuality and development of automotive cover panel punching process are introduced and the characters and selection method of punching production lines was summarized.
介绍了我国汽车车身覆盖件冲压生产工艺的现状和发展趋势，总结了各类冲压生产线的特点和选择生产线的方法；
Felt can be made of natural down fiber blended with other fibers by means of needle punching process, then have a composite of a new thermal insulation material with PTFE film.
将羽绒与其它纤维混合通过针刺工艺加工成絮毡，再与PTFE膜复合成新型保暖材料。
Based on study of punching process requirements and processing sequence, the polychromatic sets theory was applied to construct the mathematical model of punching process planning.
在研究冲压工艺加工需求和加工工序的基础上，应用多色集合理论建立了冲压工艺规划的数学模型。
The punching process of the lead frame was analyzed, the multi-position progressive die was designed. and the technology points of die design and manufacture were introduced in detail.
分析了引线框的冲压工艺性，设计出了多工位级进模。并详细介绍了模具设计制造的技术要领。
Heat punching process of pin axle hole of chain plate with high strength, big thickness and long circumference was introduced, and a few attention issues of heat punching process were given.
介绍了强度高、厚度大和周边长的链板销轴孔的热冲裁加工以及链板热冲裁加工中的几个问题。
Punching process is a high production efficiency, no or less process methods, in the economic and technical aspects which has many advantages.
冲压工艺是一种生产效率很高的、少切屑或无切屑的先进加工方法，在经济和技术方面都有很多的优点。
Punching process is a high production efficiency, no or less process methods, in the economic and technical aspects which has many advantages.
冲压工艺是一种生产效率很高的、少切屑或无切屑的先进加工方法，在经济和技术方面都有很多的优点。
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