In this thesis, the basic aspects about forming process of camber die are studied etically .

本論文對曲面凹模成形工藝的若干問題進(jìn)行了系統(tǒng)的理論分析无码黄色视频大全。

The design method of using combined pre_stressing matrix in the drawing die for forming the part with various thickness dimensions was introduced.

介紹了在工件料厚變化較大的拉伸模中采用預(yù)應(yīng)力組合凹模的設(shè)計(jì)方法，在實(shí)際生產(chǎn)中應(yīng)用取得了良好的效

Marc software, the two-dimensional simulation of isothermal extrusion forming process of globoidal cam was made. The influence of the different model cavity concave wedge angle a on the performance of filling billets was analyzed. It provided an important basis for the realization of cambered cam isothermal compression and the optimization of die structure.

用MSC亚洲欧洲中文字幕视频在线观看。 Marc軟件對弧面凸輪等溫?cái)D壓成形過程進(jìn)行了二維模擬aigao在线，具體分析了不同凹模型腔楔角α對坯料填充性能的影響，為實(shí)現(xiàn)弧面凸輪等溫?cái)D壓成形和優(yōu)化模具結(jié)構(gòu)提供了重要依據(jù)国产日韩区。

Based on the method of numerical simulation, the diameter of steel billet, entrance half angle of concave die and the dimension of spline were analyzed for the forming force on the spline processing with the help of a rigid-plasticity finite element software Deform 3D.

借助剛塑性有限元軟件Deform-3D草久草久，采用數(shù)值模擬的方法分析了矩形花鍵軸冷擠壓過程中，坯料直徑三轮美女毛片美女毛片美女、凹模入模半角及鍵齒尺寸對花鍵成形力的影響iGao视频入口。

Development of sheet metal forming simulation on automotive body almost made the design in die and process to break through the traditional ways.

汽車覆蓋件沖壓成形仿真技術(shù)的發(fā)展，突破了原有汽車沖壓件模具及工藝設(shè)計(jì)的設(shè)計(jì)方法亚洲不卡视频在线播放，對保證工件質(zhì)量欧美一区欧美一区、減少材料消耗、縮短產(chǎn)品開發(fā)周期美女被c视频、降低制造成本具有重要意義日韩美女视频一区二区三区。

Through the analysis of the technology of forming of automotive drawbar, the method of adopting three suits of simple die structure has been advanced with introduction to structure and operating process.

摘要通過對汽車拖鉤的成形性工藝分析，提出了采用三套簡單模具結(jié)構(gòu)的方法JIZZ中国国产在线，并介紹了模具的具體結(jié)構(gòu)及模具工作過程色在色高清在线。

The bending and pressing convex forming compound die for locking spring is designed, the die structure and pressing process are introduced, the product quality and production efficiency are improved.

針對鎖緊片零件，設(shè)計(jì)了折彎壓凸復(fù)合模人妖系列，并介紹了模具結(jié)構(gòu)和工作過程91绿帽人妻国内。

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、凸型在线色网站、凹型和三次多項(xiàng)式型）欧美好色aaa，建立了相似異型材、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場方程国产日日操夜夜操，為預(yù)報(bào)金屬成形規(guī)律（如：空拔管壁均化爱爱网址、異型材流動規(guī)律），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)人人操人人干综合网。

Use mold-Mould Base simple structure the high utilization,with China's rapid development of the auto industry die,die forming contemporary industrial production has become an important means. For the rapid development of industry has played an important role.

使用模具生產(chǎn)模架結(jié)構(gòu)簡單yilef.com，材料的利用率高2022国产激情视频在线观看看，隨著中國模具汽車工業(yè)的快速發(fā)展，模具成型已成為當(dāng)代工業(yè)生產(chǎn)的重要手段国产v欧美v日韩v亚洲老妇，成為多種成型工藝中最有潛力的發(fā)展方向国内精品久久久久久久久久。

The simulations of the design of the pressing surface, technological supplementing surface and drawing rib of the die and the forming process of the metal sheet part were realized with the commercialized software AutoForm, which changed the traditional method that needs frequent improvements in the die with a CAD software after finite element simulation.

改變了傳統(tǒng)的在有限元模擬后依靠CAD軟件進(jìn)行頻繁模具改進(jìn)的方法，在有限元軟件內(nèi)部實(shí)現(xiàn)了模具的參數(shù)化設(shè)計(jì)99久久久国产，既縮短了模具設(shè)計(jì)時(shí)間亚欧黄片，又提高了模具設(shè)計(jì)可靠性