According to researching technical speciality of Al-Si-Cu alloy,making choice of fit clearance of die casting mould shaped part is necessary,then in virtue of mould temperature-controller and midway anneal measure gains the results of increasing quality of die casting and prolonging service life of mould.

通過(guò)對(duì)鋁硅銅合金工藝特性的研究小视频色网址，提出選定合理的壓鑄模成形零件配合間隙的必要性久视频网无码性一区，并借助模具溫控裝置、模具中間退火等工藝措施人人人操人人爽，達(dá)到既提高壓鑄件的質(zhì)量淫荡AV，又延長(zhǎng)壓鑄模使用壽命的目的。

The forming technology for the cover plate , the structure of the die for the cover plate and the die manufacturing process were introduced.

介紹了蓋板零件的成形工藝黄色网站免费在线观看啊啊啊、模具結(jié)構(gòu)及模具制造工藝亚洲欧美另类中文字幕，用二次線切割取代加工中心国产高清真人一级视频在线播放，經(jīng)濟(jì)實(shí)用，精度

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)草草影院www色欧美极品，采用兩套模具進(jìn)行該啟瓶器的設(shè)計(jì)：第一套級(jí)進(jìn)模完成沖孔精品国产一区二区不卡毛、拉深和落料；第二套模具為楔塊式彎曲模黄色三级片地址91视频，用來(lái)完成兩次彎曲成形殴美性爱网址。

Moulds of each process is designed in light of the process optimized,and introducing the mould structure of the forming mould and side punch mould for trimming, and the design of key pieces.

根據(jù)所確定的工藝方案對(duì)各工序模具進(jìn)行設(shè)計(jì)，并介紹了成形模和修邊側(cè)沖孔模的模具結(jié)構(gòu)以及關(guān)鍵零件的設(shè)計(jì)簧网站在线观看网站永久。

Dies for friction hot forming of metal tube end, workpiece forming principle and selection of die materials were presented in this paper.

本文簡(jiǎn)要介紹了金屬管端摩擦熱成型模具亚洲图片澳洲图片在线看，工件成形原理以及模具材料選擇。

Automotive body panel forming and mould design is the key technology to develop our mould industry, especially automobile.

汽車(chē)覆蓋件成形與模具現(xiàn)代設(shè)計(jì)是制約我國(guó)模具工業(yè)特別是汽車(chē)工業(yè)發(fā)展的關(guān)鍵性技術(shù)www.rrr755.com。

ABSTRACT Car body panel forming simulation of FEA is of great importance to the improvement of design quality and the reduction of the time...

汽車(chē)覆蓋件成形過(guò)程的有限元模擬對(duì)提高覆蓋件模具的設(shè)計(jì)質(zhì)量扒开美女双腿桶出白浆，縮短模具的制造周期起著很重要的作用，因此近年來(lái)倍受人們關(guān)注五级黄色毛片，得到了迅速發(fā)展韩日妇女打一炮。

ABSTRACT Car body panel forming simulation of FEA is of great importance to the improvement of design quality and the reduction of the time of dies manufacturing.

汽車(chē)覆蓋件成形過(guò)程的有限元模擬對(duì)提高覆蓋件模具的設(shè)計(jì)質(zhì)量，縮短模具的制造周期起著很重要的作用美女a片网站，因此近年來(lái)倍受人們關(guān)注一级A片破外女，得到了迅速發(fā)展。

According to the pipe size,pipe material and the pressure needed for pipe necking ,a die has been designed to make necking operation on long-size pipes on a mechanical press.

根據(jù)管材尺寸日日精品视频在观线看网站、材料及成形所需壓力色爽女人免费网站，設(shè)計(jì)了1副模具在機(jī)械壓力機(jī)上對(duì)較長(zhǎng)尺寸管材進(jìn)行縮管，經(jīng)過(guò)近10萬(wàn)件的生產(chǎn)證明自拍的黄片在线视频，模具完全滿足生產(chǎn)的要

Three kinds of different stamping technique for forming valve plate part of automotive air conditioner compressor were analyzed.

針對(duì)汽車(chē)空調(diào)壓縮機(jī)上的閥板零件狼友视频网址最新版，分析了成形過(guò)程的3種不同沖壓工藝，從理論探討及實(shí)驗(yàn)上得出最佳工藝方案亚洲日本色色，并設(shè)計(jì)出模具欧美一级电，簡(jiǎn)要分析了模具關(guān)鍵部件的設(shè)計(jì)及制造。