This article analysed the technology characteristic of great wheel friction spring for clock component 's forming, including the d etermination of operation sequence ,technological analysis of component,determination of blanking pressure and the difficulties of mould design.

本文分析了鐘表元件二輪壓簧的成型工藝特點(diǎn)91最新国产精品视频，其中包括利用對工件展開圖的尺寸計(jì)算、工件的工藝分析97在线超级对对碰免费、沖裁力的計(jì)算一级黄色毛片视频免费看、模具設(shè)計(jì)的難點(diǎn)，確定了級進(jìn)模的排樣方案和模具總體結(jié)構(gòu)爱情岛亚洲成年永久网站，而且校核了凸日韩国产中文字幕综合、凹模的強(qiáng)度。

The shaping course of Fine blanking is very complex. Material forms a local plastic cutting area between punch and bottom die, and brings violent plastic flow under the effect of press stress. The grad of stress and strain is great, and it is an unstable transmutation process that came through an elastic distortion, plastic distortion and cut rupture.

精沖成形過程非常復(fù)雜欧美午夜在线精品品，材料在狹窄的凸适合情侣观看的A片在线、凹模間隙附近形成了局部塑性剪切帶，在壓應(yīng)力的作用下產(chǎn)生強(qiáng)烈的塑性流動国产呦系列小视频，應(yīng)力應(yīng)變梯度很大玖玖网在线视频，是一個(gè)經(jīng)歷彈性變形、塑性變形和剪切斷裂的非穩(wěn)態(tài)大變形過程亚久久二区污。

This article is subject to the diaphragm process and stamping die design, the blanking-punching composite modulus and jumping over two sets of single-mode processes mold design.

本文的課題是膜片彈簧的沖壓工藝及模具設(shè)計(jì)黄色网站拍拍，進(jìn)行了落料—沖孔復(fù)合模及沖槽單工序模兩套模具的設(shè)計(jì)。

This article is subject to the diaphragm process and stamping die design, the blanking-punching composite modulus and jumping over two sets of single-mode processes mold design.

摘要本文的課題是膜片彈簧的沖壓工藝及模具設(shè)計(jì)中文字幕一区二区三区精彩，進(jìn)行了落料—沖孔復(fù)合模及沖槽單工序模兩套模具的設(shè)計(jì)亚洲日韩一区二区在线视频。

This paper introduces the failure analysis of Cr12MoV steel cold-blanking die, forging and the improvement measure of heat treatment process.

介紹了Crl2MoV鋼冷沖裁模的失效分析以及鍛造、熱處理工藝的改進(jìn)措施日韩偷拍精品另类图片。

This paper introduces the failure analysis of Cr12MoV steel cold-blanking die. Forging and improvement measure of heat treatment process.

雜談?wù)航榻B了Crl2MoV鋼冷沖裁模的熱處理工藝及失效分析以及鍛造黄色一级片一区二区、熱處理工藝的改進(jìn)措施。

To improve the characteristic of stamping process for lamp holder shell,the operation principle and structural design of multi-position progressive drawing and blanking die for lamp holder shell were described.

針對燈頭殼零件的結(jié)構(gòu)特點(diǎn)和生產(chǎn)要求看一级在线视频，介紹了燈頭殼多工位拉深級進(jìn)模的結(jié)構(gòu)設(shè)計(jì)要點(diǎn)和工作原理麻豆AV在线免费观看。

A kind of gas-and-liquid springy pressure setting was designed for fine blanking die holder.

磨損后也不用拆卸模架，更換零件人人操人人爽黄色片，這樣91天堂精品一区二区在线看，保證了模架高壽命的特點(diǎn)。

But in practice, due to the condition and tradition, for both the blanking and punching, the usual way is to produce punch first and then the die plate, or in the opposite way, so the conversion between them is needed.

但在實(shí)際生產(chǎn)中国产一级A片不卡在线观看视频，由于條件和習(xí)慣的原因日韩中文字幕无码一级毛片，部分工廠采用不分落料、沖孔欧美a片黄片大片，均是先制造凸模精品黄色网站在线入口，再配制凹模，或者反之美女被操逼网站，這樣就需要進(jìn)行換算国产黄片视频免费看。

Based on gaining high productivity and the high percentage of material consumption,We made the choice of using two dies to fulfill the design: one progressive die to execute punching, drawing and blanking.we use the second bending die with a wedge to get the two bends.

本設(shè)計(jì)以提高生產(chǎn)率及材料利用率為出發(fā)點(diǎn)，采用兩套模具進(jìn)行該啟瓶器的設(shè)計(jì)：第一套級進(jìn)模完成沖孔99国产性爱、拉深和落料6080午夜影院三级片；第二套模具為楔塊式彎曲模，用來完成兩次彎曲成形。