The utility model relates to a simple manual punching apparel and pertains to the field of punching die.
本实用新型涉及一种简易手工冲孔装具，属于冲压模具领域。
The present invention relates to the field of machine punching, in particular to a heating machine for synchronous rings.
本发明涉及机械冲压领域，特别涉及一种同步环的加热机械装置。
The invention relates to an electric threading apparatus in a punching die, belonging to the machine finishing field.
本发明涉及一种冲压模内电动攻丝设备，属于机械加工领域。
The invention belongs to the field of design and manufacture of the ac motor and particularly relates to a low-loss stator punching sheet of an ac motor.
本发明属于交流电动机设计制造领域，特别涉及一种低损耗的交流电动机定子冲片。
The utility model relates to the technical field of technological equipment for punching on a forcing press, in particular to an opposite puncture punching scrapped part discharging device.
本实用新型涉及压力机上冲孔的工艺装备技术领域，具体地说是一种相对孔冲孔料头出料装置。
The stress field in the composite fabric which made by needle punching during tensile test, and the difficulty of calculating the stress - strain property are analyzed from the fabric structure.
根据针刺复合织物结构，分析其在拉伸过程中的内部应力场，说明拉伸应力应变预测计算的困难。
Laser cutting technology can partly replace a punching machine or line cutting in the field of hardware, tubular product and lighting industry.
激光切割技术在五金和钣金、广告、工艺及灯饰行业，可大部分代替冲床和线切割。
This article describes the in-field fabrication process of those steel structures, such as lining, shear, groove preparation, punching hole, bending, assembling and welding etc.
介绍了火电厂承重钢结构的现场加工制作、划线、剪切、坡口加工、打孔、弯制、拼装及焊接等工艺过程。
The resilience punching coating pachymeter has small size, light weight, and easy use, and can solve the problem of measuring the coating thickness at the construction field site.
本实用新型体积小、重量轻、使用方便、解决了在施工现场测试涂层厚度的问题。
The machine is the special equipment used for Angle steel marking, Punching and Half-automatic production in the field of power and telecommunication.
该机为电力电讯角钢塔进行角钢打字、冲孔半自动化生产的专用设备。
The present invention provides on-line cold bent steel secondary punch mold and punching method, and belongs to the field of plastic forming technology for metal.
本发明提供了一种在线冷弯型钢二次冲切模及其冲切方法，属于金属塑性成型技术领域。
The present invention provides on-line cold bent steel secondary punch mold and punching method, and belongs to the field of plastic forming technology for metal.
本发明提供了一种在线冷弯型钢二次冲切模及其冲切方法，属于金属塑性成型技术领域。
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