In the molecular dynamics simulation model, the metallic thin film and the mold, made of gold and nickel, respectively, are formed in face central cubical single crystal.

本文提出三維分子動(dòng)力學(xué)模型模擬奈米壓印之制程色网视频A，并且研究模具線寬及金屬薄膜厚度對(duì)於結(jié)構(gòu)成形的影響久青草视频精品线在线观看，模擬中所采用的材料為鎳模具及金薄膜，排列的晶格結(jié)構(gòu)為單晶面心立方結(jié)構(gòu)欧美日韩中国产视频。

One of the main problem is the die's service life for warm stamping the shell body with deep blind hole .

分析了超高強(qiáng)度鋼制深盲孔殼體溫沖壓成形時(shí)三级视频中文字幕，模具的工作條件及其失效形式，提出了能有效提高該殼體溫沖壓模具壽命的具體措施18进禁男女爱免费网站。

The product for net slabstone forming mold, the product design main point for mold's internal surface, the product internal surface for wave form concave-convex structure.

本產(chǎn)品為網(wǎng)片石成形的模具可以看的黄色性爱视频网站，本產(chǎn)品的設(shè)計(jì)要點(diǎn)為模具的內(nèi)表面，本產(chǎn)品內(nèi)表面為波浪式的凹凸結(jié)構(gòu)XXXXX欧洲熟妇XXXX。

In this paper,the advance of precision forging parts accuracy prediction technology is systematically illustrated in the aspects of part elastic deform ation,dies elastic deform ation,die wear,therm al expansion and shrinkage of part and die.

本文從成形件的彈性變形中文人妻一区二区三区四区、模具的彈性變形、模具的磨損以及熱脹冷縮幾個(gè)方面綜合論述了精鍛產(chǎn)品精度預(yù)測技術(shù)的研究現(xiàn)狀及存在的問題欧美中文二区，并對(duì)其未來可能的發(fā)展趨勢進(jìn)行了分析和探討国产xxxx69。

Numerical simulation of drawing process of the part has been done by using the FEM. Ultimately the reasonable die surface fo the process has been gaied which is applied in manufacture of the die through the adjustment and amendment of the drawing surfact based the simulation result, hence a guidance to the design of th elative parts.

并運(yùn)用有限元技術(shù)對(duì)其成形過程進(jìn)行數(shù)值模擬，根據(jù)模擬結(jié)果對(duì)拉延型面進(jìn)行調(diào)整一级绝黄A片AAA片、修改蜜桃视频午夜播放在线观看免费，最終得到合理的模具型面用于模具的加工制造，并對(duì)同類零件的設(shè)計(jì)起到一定的指導(dǎo)作用欧美熟妇XXXXX色熟妇Y。

Traditionally it is through the exogenic power by the mould to realize curving formed craft. Because the cycle of mould design and manufacture is long, and the processing charge is high, so it is comparatively suitable for the mass production.

傳統(tǒng)的彎曲成形工藝是在外力作用下借助于模具來實(shí)現(xiàn)的日韩欧美视频一区二区三区，由于模具的設(shè)計(jì)、制造周期長亚洲中文字幕第二，加工費(fèi)用高日韩欧美综合在线视频，較適用于大批量生產(chǎn)可以直接看的毛片。

It mainly analyzes the blanking mechanism of die by the theory of plastic deformation and the principle of hydraulic pressure drive, and also analyzes its forming mechanism and theoretical basis of shaping of blanking die section.

利用塑性變形理論和液壓傳動(dòng)原理重點(diǎn)分析了模具的沖裁機(jī)理，也分析了它的成形機(jī)理99久久精品国产首页免费，還分析了形成沖裁件斷面形狀的理論依據(jù)在线观看v片免费视频小说，同時(shí)指出聚氨酯橡膠模具發(fā)展的方向。

The forming process and the characteristics of plastic deformation, the sites of the heavily strained zones with severe thickness reduction and their evolution, the influences of the main processing parameters, such as the plastic melt pressure and its distribution from the gate to the end of the mold, and of friction coefficient between the sheet flange and the mold, on these during the hybrid forming of the aluminum sheet have been revealed by the updated Lagrange finite element formulation for the finite elastic-plastic deformation.

運(yùn)用彈塑性大變形更新的Lagrange有限元方法巨胸流奶水视频网站，揭示了鋁薄板的成形過程和塑性變形的特點(diǎn)與規(guī)律国产日本一区二区在线视频、大塑性變形區(qū)的產(chǎn)生位置及其塑性變形特點(diǎn)，探明了復(fù)合成型過程中塑料熔體壓力及其分布規(guī)律以及鋁薄板凸緣與模具摩擦系數(shù)等主要工藝參數(shù)對(duì)鋁薄板成形過程和塑性變形的影響規(guī)律看亚洲免费美女黄片。

The influence factors of cooling stage for nonwoven composite thermoforming were analyzed from the aspects of material, mold cooling and processing parameters.

針對(duì)非織造復(fù)合材料模壓成形的冷卻過程最新麻豆精品视频，從材料、模具及成形工藝三方面探討了影響制品冷卻效果的因素人人揉揉揉揉揉日日。

Some useful forming rule and die structure to reduce the forging load and improve material's filling of helical gear forging are obtained.

初步探索出了一些有利于斜齒輪充填和降低成形載荷的模具結(jié)構(gòu)形式和成形規(guī)律三级片小视频在线播放。