The study on laser bending-forming is still in starting phase, so the parameters of laser bending-forming (include laser parameter 114一级毛片免费、 sheet parameter欧美一级免费看黄片视频、 property of material etc.) still can't be controlled accurately. It is also a technique difficulty of laser bending-forming and the important impedimental factors to development of the technique that the inscrutability of forming results and the difficulty to select process parameters.

激光彎曲成形的研究還處于起步階段欧美综合性爱，關(guān)于激光彎曲成形的參數(shù)(包括激光參數(shù)特级片网站、板材參數(shù)亚洲免费不卡视频、材料性能等)還沒有達(dá)到精確控制的程度，同時(shí)成形結(jié)果難以預(yù)測和加工參數(shù)難以選定也是激光彎曲成形技術(shù)的一個(gè)難點(diǎn)四位少妇精油按摩，也是阻礙這一技術(shù)向前發(fā)展的重要因素成年人免费观看黄色视频。

The rules of effect of the experimental parameters of the pulse electrochemical finishing, such as the flow field, the electrolyte flow rate and the interelectrode gap on surface quality are highlighted and analyzed based on the experiments in this paper.

目前 ，脈沖電化學(xué)加工主要集中在脈沖電解成形加工方面52pao国产成视频永久免费，加工精度是其重點(diǎn)研究對(duì)象[1～ 7] 国产短视频一区。日本學(xué)者用成對(duì)電極的方法對(duì)線切割加工后的表面進(jìn)行光整加工[8] ，取得了較好的表面質(zhì)量台湾山村寡妇一级A片，但這種方法也采用成形加工三级网站硬插，通用性較差。

In view of the feature of filter shell body and the formability of HPb59-1 brass,the warm forging process was adopted to manufacture the precision forgings of shell body for the microwave communication apparatus.

針對(duì)濾波器外導(dǎo)體的結(jié)構(gòu)特點(diǎn)和HPb59-1黃銅的成形特性在线观看国产综合日韩AV，采用溫鍛精密成形加工方法對(duì)濾波器外導(dǎo)體的內(nèi)孔型腔進(jìn)行了近凈成形加工国产精品99riav1.。

The main research work is detailed as follows: First, the characteristics of MEDM are mentioned and two basic conditions for achieving MEDM were pointed out, high precision of shaping movement and the minuteness of the erosion.

本文的主要工作如下：首先，根據(jù)微細(xì)電火花加工過程的特點(diǎn)国产一区免费在线观看，指出了實(shí)現(xiàn)微細(xì)電火花加工的兩個(gè)基本條件a在线电影，即：成形運(yùn)動(dòng)的高精度和加工蝕除的微細(xì)化。

Finally, the best values of the diameter of prefabricate hole and extrusion speed is determined through optimize simulation results,In the end, forming experiments study of cold extrusion is processed, experiments results shows that internal thread of C195 knuckle axis can be formed by cold extrusion method, and the extrusion torque is varied when diameter of prefabricate hole and extrusion speed is a series of different value.

最后對(duì)掛鉤軸內(nèi)螺紋的加工進(jìn)行了一系列的實(shí)驗(yàn)研究无码aaaaaaaaa在线，經(jīng)過多次實(shí)驗(yàn)的失敗反復(fù)色人人操人人，最終擠壓加工出了符合要求的內(nèi)螺紋91在线视频播放入口在线观看；實(shí)驗(yàn)結(jié)果表明該零件內(nèi)螺紋時(shí)可以采用冷擠壓成形方法加工的，并且驗(yàn)證了成形過程中擠壓扭矩是隨著工件底孔直徑和擠壓速度的變化而變化的国产福利在。

Using the Updated Lagrange finite element method and the elastic-plastic large deformation finite element formula based on virtual work-rate principle of finite deformation, the author studies in detail the plastic flow rule of MPF, including the influence of the work hardening index, friction, thickness of sheet, material, number and position of the punch.

作者采用逐級(jí)更新Lagrange法以及有限變形虛功率增率原理的彈塑性大變形有限元法真实偷窥拍摄系列网站，詳細(xì)研究了金屬板材多點(diǎn)成形的塑性流動(dòng)規(guī)律，包括加工硬化指數(shù)久久地址2015、摩擦系數(shù)日本XXXX厕所偷拍视频、板料厚度首页国产日韩欧美第一页、材料欧美特黄色视频、沖頭個(gè)數(shù)及位置等對(duì)成形的影響，同時(shí)探討了分段成形時(shí)的金屬流動(dòng)規(guī)律人妻18p视频一区二区。

By using the non-instantaneous section envelope machining principle , a mathematical model of mold grinding helical-spur cylinder gear is established,which is a calculating method to shape axile sectional of grinding wheel for numerical control mold grinding helical-spur cylinder gear.

利用無瞬心包絡(luò)法成形加工的原理亚洲无码一级在线视频，建立了成形磨削斜齒圓柱齒輪的一種數(shù)學(xué)模型，為斜齒圓柱齒輪數(shù)控成形磨削的砂輪軸向修形提供了一種計(jì)算方法久操欧美视频。

A set of spinning equipment and its control system are dev eloped to implement the drawing and stretch planishing combined shaping process for overlength conical pipe s.

研究了拉拔—旋壓聯(lián)合成形工藝的加工原理www.久久久久久.com，研制了用于超長圓錐管拉拔—旋壓加工的旋壓裝置及其控制系統(tǒng)，分析了工藝參數(shù)對(duì)加工質(zhì)量的影響www天堂在线亚洲av。

An unconventional form lapping based on rapid prototyping technology has been studied to solve this problem and a graphite electrode abrading machine is successfully developed.

為了解決復(fù)雜型面石墨電極的加工問題黄片视频在线观看www，一種基于快速成形技術(shù)的非傳統(tǒng)的成形研磨方法已被研究開發(fā)，并在此基礎(chǔ)上成功研制了石墨電極研磨成形機(jī)欧美性爱十八岁以下禁止进入。

As a result, the intellectualization of sheet metal forming process is the higher level of new technologies such as press forming automation and flexible process system, by which not only can the feature of manufacturing technique be changed, but also the transformation of press equipment can be forwarded.

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hydroforming：液壓成形

液壓成形(Hydroforming)是指利用液體作為傳力介質(zhì)或模具使工件成形的一種塑性加工技術(shù),也稱為液力成形. 按使用的液體介質(zhì)不同,可將液壓成形分為水壓成形和油壓成形. 水壓成形使用的介質(zhì)為純水或由水添加一定比例乳化油組成的乳化液;

injection molding：射出成形

塑膠制品依照其材料性質(zhì)超碰动态图、用途和成品外觀特徵而開發(fā)了各種加工的方法,例如押出成形(extrusion)、共押出成形(co-extrusion)人人干人人弄人人插、射出成形(injection molding)九1精品国产、吹袋成形(blown film)、吹瓶成形(blow molding)激情综合第一页、熱壓成形(thermoforming)久久久国产精品无码一区二区性色、輪壓成形(c

sheared：修剪的,剪平的

4,formed 成形的,成形加工 | 5,sheared 修剪的,剪平的 | 6,tension n.張力,膨脹力

unfashionable：不時(shí)髦的

unfashionable 不流行的 | unfashionable 不時(shí)髦的 | unfashioned 未成形加工的

unfashionable：不流行的/不時(shí)髦的/過時(shí)的

unfamiliar /陌生/ | unfashionable /不流行的/不時(shí)髦的/過時(shí)的/ | unfashioned /未成形的/未成形加工的/

unfashioned：未成形的 未成形加工的

unfashionable /不流行的/不時(shí)髦的/過時(shí)的/ | unfashioned /未成形的/未成形加工的/ | unfasten /松開/

unfashioned：未成形加工的

unfashionable 不時(shí)髦的 | unfashioned 未成形加工的 | unfashionedunformedunshaped 未成形的

unfashioned：未成形的;未加工的

unexposed 未經(jīng)照射的;不暴露的 | unfashioned 未成形的;未加工的 | unfed 得不到食物的;沒有東西吃的;饑餓的

unformed：未成形的 未成形加工的 不用模板的

unformattedwrite 無格式寫 | unformed 未成形的 未成形加工的 不用模板的 | unforseenevent 非常事態(tài)

thermoforming：熱壓成形

塑膠制品依照其材料性質(zhì)、用途和成品外觀特徵而開發(fā)了各種加工的方法,例如押出成形(extrusion)精品视频丝袜足j在线视频、共押出成形(co-extrusion)免费看网站免费看黄色、射出成形(injection molding)免费性交免费性交A片、吹袋成形(blown film)、吹瓶成形(blow molding)日韩视频一区、熱壓成形(thermoforming)欧美性XXXXX极品视频、輪壓成形(cal