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- The PETN explosive is detonated by mini size laser driven flyer. 利用小型激光器驱动飞片技术成功起爆了PETN安全炸药。
- In the third part, we investigate a mini size EDFA.The module has a dimension of 90 mm x 70 mm x 15 mm.It is twice as large as a business card. 第四部份为配合光塞取多工器作讯号增益补偿,利用廉价之泵激光源,来激发位于光塞取多工器前、后之掺铒光纤,使泵激光源能更有效使用。
- In the CAD for blanking die,how to correctly discriminate the dimension types of the edge is a key work. 在冲裁模刃口尺寸的计算机辅助设计中,正确地识别尺寸类型是设计、计算最关键的一步。
- It can complete entirely automatic, static and precise soldering; especially for mini size chip, PLCC,QFP,BGA,CSP and all kinds of IC with different seal form. 采用高精度直觉智能20段可编程控制(相当于20温区回流焊),通过大尺寸透明玻璃视窗可观察整个回流焊接工艺过程及方便调节焊接参数,使回流焊接工艺曲线更加精密完美;
- A blanking production technology of the motorcycle bulb was analyzed,and a set of progressive blanking die was designed for the shell. 分析了一种摩托车大灯灯泡前金属外壳的冲压生产工艺,设计了一套级进冲压模具。
- The design method of faceplate oblique edge blanking die, die structure, punch structure and matrix structure were introduced in detail. 详细介绍了面板斜刃冲裁模的设计方法和模具结构及冲裁凸凹模结构。
- The CAD/CAM system of the blanking die consists of two parts,i.e. the process analysis and calculation and the die design. 冲裁模的计算机辅助设计与辅助制造(CAD/CAM)系统由两部分组成,即工艺分析、计算和模具设计。
- The gaskets produced with the precise blanking die have very small burrs and smooth section,and meet the design requirements. 该模具投入生产后,冲出的零件毛刺极小,断面平整光滑,达到了预期的要求,保证了产品的质量。
- Results a nd Conclusion Blanking die life can b e prolonged by establishing reasonable clearance,die structure,heat treatment and manuf acture. 结果与结论:从冲裁间隙、模具结构、材料及热处理、模具制造方面采取措施可以提高冲裁模寿命。
- In order to improve the lifetime and the wear resistance of bowl cutter blanking die,an experiment of pack orthogonal boronizing was done. 为提高刀碗落料模具的使用寿命和耐磨性,对刀碗落料模具钢进行固体正交渗硼试验。
- We will be offering the Eye Shadow Sample Kit with mini sized recyclable jars as well as in the new packaging. 注意,他们不是袋子比如那些普通的透明袋子--是漂亮的包装。
- Wedge mechanism was adopted in piercing die to achieve side piercing,and the positioning of taper pipe depended upon the conical surface of blanking die itself. 在冲孔模中选用了带有楔角的斜楔机构来实现侧冲,并利用冲裁凹模自身的锥形面实现了锥形管的定位。
- The paper introduces a calculating method of offset in the reference and unreference of blanking die in WEDM.And based on it,reach an approach to fast program for unreference die. 介绍了数控电火花线切割加工冲裁模时基准模与非基准模补偿量的计算方法,并在此基础上得出一种快速编制非基准模加工程序的途径。
- In this paper,the author analyzes the aperture overflow problem in the blanking of hard and thick sheets,and proposes a new method of calculating the blanking die points. 针对硬厚料冲裁内孔尺寸超差问题进行了分析;提出了计算冲裁工作刃口尺寸的新方法.
- This paper aims at introducing the design of a type of complex blanking die,a functional combination of blanking with incision mounted on a hydraulic testing machine. 介绍了安装在液压试验机上的一种集冲裁、切口作用于一体的复合冲裁模的设计,解决了没有压力机的情况下冲裁件的加工问题。
- For sake of the traditional calculation method appliance for the blanking die cutting edges dimensions, the potential value of mould cannot be embodied well. 传统方法计算的冲裁模刃口尺寸,模具的潜力不能充分发挥。
- With the new method comes up, the calculation of the blanking die cutting edges dimensions now turned out to be more simple and reasonable as well as advanced and applicable. 使用新方法计算冲裁模刃口尺寸简便且合理,具有一定的先进性和适用性。
- They differ in size but not in kind. 这些东西的区别只是大小不同而实质一样。
- The measurement of the average velocity of flyer driven by mini size laser 小型激光器驱动飞片的平均速度测量研究
- So it is a sixty-four-dollar question to establish a suitedly practice design and product practicability CAD of blanking die. This thesis develops the CAD system of blanking die based on VC. 因此,建立一个能适合实际设计、生产实用的冲裁模CAD系统是冲裁模CAD系统设计中的关键问题。