sheet forming 中文意思是什麼

sheet forming 解釋
板料成形
  • sheet : n 1 〈常 pl 〉被單；褥單。2 裹屍布。3 （懺悔者穿的）白衣；懺悔服。4 一張（紙）；紙張；（尤指黃色...
  • forming : device
  1. For example, hot - forming of the quenchable boron - alloy steel 22mnb5 can produce complex, crash - resistant parts such as bumpers and pillars with ultrahigh strength, minimum springback, and reduced sheet thickness ( see figure 2 )

    用硼鋼熱沖壓和模具冷卻的工藝出現在90年代後期，起初是用於製造一些相對簡單的汽車部件，如門梁和保險杠。
  2. Numerical study on viscous pressure forming of sheet metal

    薄板粘性壓力成形的數值模擬
  3. 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。
  4. This thesis briefly analyzes some yield criteria and instability criteria to the sheet metal forming first. then according to the transformation rule from ultimate strain to ultimate stress, it establishes the mathematical calculation models of the forming limit stress diagram for the software development according to hill48 、 hill79 and hosford yield criterion irrespectively

    本文首先分析了板料成形的屈服準則和失穩準則，然後根據極限應變到極限應力的轉換關系，分別採用hill48屈服準則、 hill79屈服準則和hosford屈服準則，建立了用於軟體開發的成形極限應力圖的數學計算模型。
  5. Viscous pressure forming ( vpf ) is a new sheet flexible forming process developed in 1990s, which is suitable for the forming of high strength, low plasticity and difficulty deformation materials and has wide application in automotive manufacturing and aeronautic industry

    粘性介質壓力成形（ viscouspressureforming ， vpf ）是20世紀90年代提出的一種新的板材軟模成形技術，適合於低塑性、高強度、難變形材料復雜形狀件的成形，在航空航天、汽車製造等工業領域有著廣闊的發展空間。
  6. The thickness varies according to the half - apex angle, and the forming limit half - apex angle is the key which nc incremental sheet metal parts forming process succeeds, it relates to the material and thickness of the sheet metal

    變形區厚度的變化與成形半頂角有關，其中，成形極限半頂角是數控漸進成形能否成功的關鍵，它不僅與材料有關，而且與板料厚度有關。
  7. The predictions have been compared with experiments and the results indicated that the adaptive variable blank holder force can be used to improve the sheet metal forming processes

    本文通過數值模擬的方法把變壓邊力的壓邊方式應用到拉深過程，並和實際情況相比較，發現合理的變壓邊力能改善板材的成形性能。
  8. It lays foundation for further study of identification of material properties and it is significant for further study of sheet forming intellectualization

    為了擴延識別范圍，本文對rbf神經網路實時識別進行了研究。這對以後進一步研究板材成形智能化具有重要意義。
  9. Abstract : exposition of friction, wearing characteristics and lu bricating mechanism in sheet forming of drawing with exploration of problems in applying lubricant during drawing, which have provided selection of lubricant in practical production with theoritical basis and usable references

    文摘:論述了板料拉延成形時的摩擦、磨損特徵和潤滑機理，探討了拉延時潤滑油的使用問題，為生產實際中潤滑油的選擇提供了理論根據和實用參考。
  10. It is easy to operate, with low energy consumption. it is widely used for medium and thick steel sheet forming in the light machine industry, hardware manufacture. the blade is made from cr9si

    本機械採用全鋼焊接結構，結構簡單，操作方便，造型美觀，能耗低，廣泛適用於冶金輕工機械五金等中厚鋼板的加工，本機械刀具選用cr9si材質。
  11. Sheet thickness is thinned, surface area is increased in the nc incremental sheet metal parts forming process, and sheet forming point by point is to lead to the whole sheet deformation

    認為，板料零件數控漸進成形是使板料的厚度減薄，表面積增大，靠逐次的變形累積產生整體的變形。
  12. Sheet forming is an appropriate method to produce lighter and thinner magnesium alloy parts

    摘要用板料成形的方法對變形鎂合金進行加工可以製造更薄更輕的零件，符合輕質化的發展趨勢。
  13. With the development of computer aided engineering ( cae ) technology, cae software is used widely mechanics, automobile, aeronautics, astronautics etc. cae software can be used thermal fluent analysis, dynamical simulation of mechanism, whole vehicle simulation, metal sheet forming simulation etc. to satisfy the more and more requirement of engineering application, the models for cae software to construct and use is becoming bigger and more complicate

    隨著計算機輔助工程（ computeraidedengineering ，簡稱cae ）技術的發展， cae軟體在機械、汽車、航空、航天等領域得到了廣泛的應用，用於熱流分析、機械動力模擬、整車模擬、大型板料沖壓成形模擬等。為了滿足工程應用對cae分析越來越高的要求， cae軟體構造和使用的模型越來越復雜、數據量越來越大，數據復雜度的提高不僅十分不利於存儲和傳輸，也影響了模型顯示的實時性。
  14. Punch forming of sheet is used widely in the industries of auto, electric appliance and aviation, etc. the numerical simulation technology of sheet forming has been developed rapidly since 1970s. especially with the rapid development of computer, the numerical simulation technology of sheet forming has tended towards the practical stage and changed the traditional design of sheet punch forming

    板料沖壓成形廣泛應用在汽車、電器、航空航天等工業部門， 20世紀70年代以來，板料成形數值模擬技術得到了迅速發展，特別是隨著計算機技術的飛速發展，板料成形數值模擬逐漸走向實用化階段，改變了傳統的板料沖壓成形的設計過程。
  15. Using interactive visual modeling module can avoid user editing pre - processor macro command text, and shorten modeling time with sheet - forming pre - processor, and reduce modeling difficulty

    使用互動式可視化建模避免用戶編寫前置處理器宏命令文本，縮短了sheet - forming前處理器的建模時間並降低了建模難度。
  16. The fem software package sheet - forming is a punch - forming fem analysis software package running on the sgi / unix graphic workstation, mostly including the pre - processor module, the post - processor module and the solving module

    Sheet - forming是運行於sgi unix平臺上的沖壓成形有限元數值模擬軟體包，其核心模塊是前處理器、后處理器、求解器。
  17. Establishes layer information symbol for exporting data in ug. through layering and arranging data with dxf of ug, entire model information can be written into sheet - forming visual modeling module

    建立ug中數據導出的圖層信息標志，結合ug自帶的dxf數據文件通過對數據進行按選擇集分類、排序等處理可以將整個模型信息一次寫入sheet - forming可視化建模工具。
  18. With the automobile industry modernization and computer technology development, the sheet forming process computer simulation technology obtains rapidly develops and applies

    隨著汽車工業的現代化和計算機技術的發展，板料成形過程的計算機模擬技術得到迅速發展和應用。
  19. This paper outlines the development of enabling technologies of high ? integrity casting, extrusion, sheet forming, corrosion protection, and joining and assembly

    這篇文章概括鎂在汽車構件中的一些關鍵技術，主要包括高精度的鑄造、擠壓、板料成型、腐蝕與防護、連接和組裝等。
  20. On the basis of expounding the effects of plastic deformation behavior and forming limit on the analysis of sheet metal forming, this paper overviews the research progress on yield criterion, hardening model, forming limit and effects of complex loading paths, and obtains that establishing the test method of complex loading paths according with sheet forming characteristics, verifying the accuracy and applicability of theoretical results, and determining the analytic description and practical criterion under complex loading paths, are main research directions in sheet metal forming

    摘要本文在闡述塑性變形行為與成形極限對于解析板料成形過程的作用與意義的基礎上，針對板料屈服準則、強化模型、成形極限及復雜加載路徑的影響規律的研究進展進行了綜述與分析，得出：建立符合實際板料成形特點的復雜加載路徑的實驗方法，驗證理論研究結果的準確程度及適用范圍，確定復雜加載路徑下的解析描述及實用判據，是目前該領域主要的研究方向。
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