dynaform 中文意思是什麼
dynaform
解釋
同軸開關-
This paper referred to the massive domestic and foreign technical material, elaborated in the sheet forming value simulation theory essential technology in detail, points out when analysis sheet forming question should use the big distortion ball plasticity fem and introduce the application characteristic and the function summarizes of the sheet forming simulation software dynaform. secondly, analyzed the cover forming characteristic, simultaneously introduced the influence cover forming factor in detail : such as ramming direction, the craft addendum surface and the material pressing surface, the radius of convex - concave mold, draw bead, pressure strength, blank size and craft margin and so on. and simulates many typical automobiles cover panel with software : such lateral board, back taillight pedestal and storage cover
其次，分析了覆蓋件成形的特點和要求，同時詳細介紹了影響覆蓋件成形的因素如沖壓方向、工藝補充面和壓料面、凸凹模圓角、拉延筋、壓邊力、坯料尺寸和工藝切口等，並用數值模擬軟體對多個典型的汽車覆蓋件汽車后側圍板、后燈座以及轎車后備箱蓋的沖壓成形情況進行模擬，用模擬結果優化拉延工藝方案，比較了內覆蓋件和外覆蓋件在成形特點和要求的一些異同點，以及常見的起皺、拉裂和回彈、成形不足等缺陷的產生機理和相應對策，重點介紹工藝補充面和壓料面的設計及優化方法，因為拉延是沖壓工藝的關鍵工序，而工藝補充面和壓料面的設計是拉延工序的關鍵，對消除缺陷至關重要。 -
At the same time, using simulation results of dynaform to analyse stress and strain distributing of metal in the forming process, and gains curves of forming load in the different cases
同時利用dynaform的模擬結果，分析了金屬成形過程中的應力、變分佈，得到了不同情況下的成形載荷曲線。 -
The paper still using the combining of unigraphics and dynaform to simulate and reversely seek sketchy size of part, and to gain reasonable sketchy size of part and size of mould
本文還利用unigraphic三維建模軟體和dynaform板料數值模擬軟體的結合對零件的坯尺寸進行了反求模擬，得到了合理的零件毛坯尺寸和模具尺寸。 -
According to the former mathematical calculation models, the applied software, which uses the forming limit stress diagram as its instability criterion, is developed based on the sheet metal forming finite element code dynaform using visual c + +
根據以上所建立的數學計算模型，基於板成形專用有限元分析軟體dynaform的環境，用visualc + +開發了以成形極限應力圖作為判據的應用軟體。 -
In view of the above reason, this thesis adopts the forming limit stress diagram as the instability criterion due to its independence of strain paths, which is acknowledged at home and abroad in the field of sheet metal forming, and develops the applied software for the special purpose finite element analysis code dynaform in order to provide it with a new instability criterion
本文基於板成形專用有限元分析軟體dynaform ，以國內外板料成形領域認同的具有應變路徑獨立性優點的成形極限應力圖為判據進行了應用軟體的二次開發，以期為板成形有限元分析軟體提供一個新的失穩判據。 -
Simulation of automobile panel forming based on dynaform
的汽車覆蓋件沖壓模擬研究 -
On the basis of the sketch of use and significance of blank - holder force in production, the effects on the formability of box deep drawing process were investigated with the dynaform, which was applied to the variable blank - holder force ( vbhf ) changing with the deep drawing time and the position of the vbhf
在概述壓邊力在生產過程中的用途和意義的基礎上，討論了變壓邊力對薄板拉深成形過程的影響，利用dynaform模擬軟體研究了隨拉深時間和壓邊圈位置變化的壓邊力對拉深成形質量的影響，得到了相應的數值模擬結果，為實際生產過程中合理調節壓邊力的大小提供了理論依據。 -
Using uni graphi cs to build three dimension mnodel of mould, using dynaform to build elasticity - plasticity finite element model of mould and to simulate, compute and analyse them
用unigraphic建立了模具的三維模型，利用dynaform建立了模具的彈塑性有限元模型，並進行了模擬計算、分析。 -
Aiming at the drawing parts with different die shapes, the regulation of draw bead installation and the influence of the different draw bead on drawing has been analysed and proved by simulated experimentation, using the equivalent draw bead technology of dynaform software
摘要根據模具設計中拉深筋設計的經驗原則，利用dynaform軟體的等效拉深筋技術，針對具有不同的模口形狀的拉深件進行拉深模擬，分析驗證拉深筋的一般設置規律及不同拉深筋對拉深過程中材料流動的影響。
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