According to the viewpoint that the thinnest part of the deforming metal is usually the important and decisive part of the deforming force , the influence of the bridge size of the fash slot on the die forming and the deforming force is analyzed.

通過坯料在模鍛型腔中的壓擠成形過程色色色色色色色色色色网，模擬開式模鍛中飛邊槽對(duì)金屬充滿型腔的作用2022国产午夜无码视频，根據(jù)"變形金屬最薄的部分常常是決定變形力的重要部分"這一觀點(diǎn)欧美亚洲另类在线一区二区，分析和探討飛邊槽橋部尺寸對(duì)模鍛成形及變形力的影響国产特黄特色AA片一级真人视频，提出對(duì)高度較小、直徑較大的齒輪以及復(fù)雜模鍛件設(shè)計(jì)方法的改進(jìn)欧美系列黄色视频，以提高該類鍛件的模具壽命和生產(chǎn)率欧美一级A片在线播放器。

Elaborated the punching components formation principle, the basic dies structure and the rate process and the principle of design; and designed some conventional punching die:the die for big diameter three direction pipe which solved the problom of traditional machining,the drawing and punching compound die with float punch-matrix,the drawing and cutting compound dies with unaltered press,the compound die for the back bowl of the noise keeper,the design of the compound die which could produce two workpieces in one punching,the bending die for the ring shape part ,the bending die which used the gemel ,automate loading die for cutting, the drawing,punching and burring compound dies with sliding automated loading,the punching die for the long pipe with two row of hole,the drawing die for the square box shape workpiece and the burring die for the box shape workpiece.

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Elaborated the punching components formation principle, the basic dies structure and the rate process and the principle of design; and designed some conventional punching die:the die for big diameter three direction pipe which solved the problom of traditional machining,the drawing and punching compound die with float punch-matrix,代寫醫(yī)學(xué)論文,the drawing and cutting compound dies with unaltered press,the compound die for the back bowl of the noise keeper,the design of the compound die which could produce two workpieces in one punching,the bending die for the ring shape part ,the bending die which used the gemel ,automate loading die for cutting, the drawing,punching and burring compound dies with sliding automated loading,the punching die for the long pipe with two row of hole,the drawing die for the square box shape workpiece and the burring die for the box shape workpiece.

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Three dimension metal plastic deformation of special shaped products was transformed into two dimension axis symmetry problem, analysis model of the continuous stream and strain rate fields were sough.

將三維金屬異型材擠壓塑性成形問題轉(zhuǎn)化為二維軸對(duì)稱成形問題久草2，求解橢圓異型擠壓金屬塑性成形連續(xù)流動(dòng)場(chǎng)和應(yīng)變速度場(chǎng)的數(shù)學(xué)解析模型美女黄8频a美女大全软件，并應(yīng)用金屬塑性成形理論，建立了精密擠壓異型材優(yōu)化模腔的數(shù)學(xué)模型性欧美激情在线观看，同時(shí)為精密快速地實(shí)現(xiàn)擠壓模腔的CAD/CAM一體化目標(biāo)提供了技術(shù)支持日本熟妇乱子A片久久。

A method and device for continuously supplying drops into female moldings which are rotatingly movable for manufacturing moldings, wherein synthetic resin in molten condition extruded from an extrusion opening is cut by a cutter attached to a holding mechanism to form the molten resin into drops in a determined quantity, the drops are held and conveyed by the holding mechanism, and the drops are forcibly inserted and supplied into the concaves of the female moldings.

是一種將用于對(duì)成形品進(jìn)行成形的滴物向旋轉(zhuǎn)可動(dòng)的形成陰模連續(xù)供給的方法及裝置，將從擠壓開口部擠壓出的熔融狀態(tài)的合成樹脂通過附設(shè)在保持機(jī)構(gòu)上的切斷工具切斷97干最新网址、形成定量的滴物九色论坛，利用保持機(jī)構(gòu)將滴物保持輸送，向成形陰模凹部強(qiáng)制插入偷偷自拍最新地址、供給国产口爆视频。

A drawing die,a trimming and piercing die and a flanging and restriking die for the precision shaping of the part were designed by using AutoCAD and UGII.

在詳細(xì)分析車門內(nèi)板結(jié)構(gòu)及工藝特點(diǎn)的基礎(chǔ)上，確定零件的成形工序超碰人人操干，以AutoCAD及UGII為輔助工具免费网站看av片在线观看，設(shè)計(jì)出車門內(nèi)板成形所需的拉深模、修邊沖孔模和翻邊整形模，不僅保證了加工精度欧美xxxx极品第一视角，同時(shí)也縮短了生產(chǎn)周期久久久久久免费大片，降低了成本。

The second, according to mapping function of blank and product sections, and to many interpolating functions along model-cavity vertical surface, paper has built mathematics model, fluid surface function of special-shaped product plastic deformation and velocity field, gotten basis theory for metal forming prediction, for example empty drawing metal pipe thickness homogeneity and special-shaped product fluid regular, die parameter optimization and integration research of die CAD/CAM.

根據(jù)拔制坯料和制品截面映射函數(shù)和模腔縱向多種插值函數(shù)（直線型日韩亚洲欧美激情视频、凸型国内大量愉拍人妻精品视频、凹型和三次多項(xiàng)式型），建立了相似異型材黃色視頻久久免費、圓形坯料——異型材和異型材——異型材三維金屬拔制塑性成形的數(shù)學(xué)模型和異型材塑性成形的流面方程及流動(dòng)場(chǎng)方程国产黄色网站在线看，為預(yù)報(bào)金屬成形規(guī)律（如：空拔管壁均化、異型材流動(dòng)規(guī)律）欧美三级一级一级野战，模腔參數(shù)優(yōu)化及其CAD／CAM一體化研究提供了理論基礎(chǔ)色色哟呦。

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.

所以板材成形智能化過程是沖壓成形過程自動(dòng)化及柔性加工系統(tǒng)等新技術(shù)的更高級(jí)階段，不但可以改變沖壓生產(chǎn)工藝的面貌欧美大片天天爽，而且還將促進(jìn)沖壓設(shè)備的變革欧美精品久久久久久中文，同時(shí)也會(huì)引起板材成形理論的進(jìn)步與分析精度的提高，在降低板材級(jí)別免费看美女被操网站，消除模具與設(shè)備調(diào)整的技術(shù)難度国产乱交视频操小阴道，縮短調(diào)模試模時(shí)間，提高成品率和生產(chǎn)率等方面都具有十分明顯的意義国内精品一级毛片国产。

Barlat1989 is recommended owing to its computational effectiveness. The technique is given using the dynamic relaxation method to obtain the steady position of the blank inside die opening line from end of holder forming stage to start of die forming stage.

在板料成形過程的數(shù)值模擬研究中禁止啪啪啪免费视频观看，提出了將動(dòng)力松弛法用于獲得壓邊圈成形結(jié)束到凸模成形開始之前凹模開口線內(nèi)板料的穩(wěn)定位置，從而消除動(dòng)力效應(yīng)的處理技術(shù)激情视频激情文学在线。

In the research of visual simulation software development, in order to build the software system model and flow analysis algorithm based on Cross-WLF viscosity model, and realize functions such as pre-processor, solver, parameter regress, data management, graph operations, some advanced software methods as OOSE (Object Oriented Software Engineering) and UML were applied to set up user model, static model and dynamic model of MIM simulation software. These models describe system function, event flow, structure and relation of classes, object interaction, structure of database and I/O file format.

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