沖壓變形外文文獻

1、附錄 1 外文譯文 第八章 沖壓變形 沖壓變形工藝可完成多種工序，其基本工序可分為分離工序和變形工序兩大類。 分離工序是使坯料的一部分與另一部分相互分離的工藝方法，主要有落料、沖孔、切邊、剖切、修整等。其中有以沖孔、落料應用最廣。變形工序是使坯料的一部分相對另一部分產生位移而不破裂的工藝方法，主要有拉深、彎曲、局部成形、脹形、翻邊、縮徑、校形、旋壓等。 從本質上看，沖壓成形就是毛坯的變形區(qū)在外力的作用下產生相應的塑性變形，所以變形區(qū)的應力狀態(tài)和變形性質是決定沖壓成形性質的基本因素。因此，根據變形區(qū)應力狀。

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3、Characteristics and Sheet Metal Forming1 The article overview Stamping is a kind of plastic forming process in which a part is produced by means of the plastic forming the material under the action of a die. Stamping is usually carried out under cold state, so it is also called stamping. Heat stamping is used only when the blank thickness is greater than 8100mm. The blank material for stamping is usually in the form of sheet or strip, and therefore it is also called sheet metal forming. Some n。

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9、外文翻譯專 業(yè) 名 稱 機械設計制造及其自動化班 級 學 號 078105232學 生 姓 名 冼 振 源指 導 教 師 陳 為 國填 表 日 期 2011 年 1 月 17 日General all-steel punching dies punching accuracyAccuracy of panel punching part is display the press accuracy of the die exactly. But the accuracy of any punching parts linear dimension and positional accuracy almost depend on the blanking and blanking accuracy,. So that the compound mould of compound punchings accuracy, is typicalness and represent。

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11、模具工業(yè)是國民經濟的基礎工業(yè)，是國際上公認的關鍵工業(yè)，工業(yè)發(fā)達國家稱之為 “ 工業(yè)之母 ” 。模具成型具有效率高，質量好，節(jié)省原材料，降低產品成本等優(yōu)點。采用模具制造產品零件已成為當今工業(yè)的重要工藝手段。模具在機械，電子，輕工，紡織，航空，航天等工業(yè)領域里，已成為使用最廣泛的工業(yè)化生產的主要工藝裝備，它承擔了這些工業(yè)領域中 60%品零件，組件和部件的加工生產。 “ 模具就是產品質量 ” ， “ 模具就是經濟效益 ” 的觀念已被越來越多的人所認識和接受。在中國，人們已經認識到模具在制造業(yè)中的重要基礎地位，認識更新。

12、General all-steel punching dies punching accuracyAccuracy of panel punching part is display the press accuracy of the die exactly. But the accuracy of any punching parts linear dimension and positional accuracy almost depend on the blanking and blanking accuracy,. So that the compound mould of compound punchings accuracy, is typicalness and representation in the majority.Analyse of the dies accuracyFor the analyse of pracyicable inaccuracy during production of dies to inactivation, we could。

13、沖壓模具設計 一、簡述 沖壓模具 材料（金屬或非金屬）加工成零件（或半成品）的一種特殊工藝裝備，稱為冷沖壓模具（俗稱冷沖模）。沖壓 用安裝在壓力機上的模具對材料施加壓力，使其產生分離或塑性變形，從而獲得所需零件的一種壓力加工方法。 沖壓模具是沖壓生產必不可少的工藝裝備，是技術密集型產品。沖壓件的質量、生產效率以及生產成本等，與模具設計和制造有直接關系。模具設計與制造技術水平的高低，是衡量一個國家產品制造水平高低的重要標志之一，在很大程度上決定著產品的質量、效益和 新產品的開發(fā)能力。 二、分類 沖壓模具的。

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15、1 智能沖壓工藝規(guī)劃系統(tǒng)的研究 摘要： 本文對建立 一個智能沖壓工藝設計知識為基礎 的 系統(tǒng) 給出了一個簡單的介紹 。研究該系統(tǒng)的框架， 對 模型和知識推理模式進行了介紹。 對 有 些 關鍵技術 如 沖壓工藝的可行性 、排樣的 最佳算法 、 智能地帶的布局和內力計算進行了研究。 該 系統(tǒng) 可以改善工藝規(guī)劃效率。 關鍵詞 ： 排樣 知識模型 帶狀排樣法 1 簡介 沖壓 工藝規(guī)劃是沖壓 產品開發(fā) 的 一個核心項目。 它 是金屬成型應用的一個重要組成部分 ，它與生產質量、成本、生產率和工具壽命有直接的影響。現代制造業(yè)的快速發(fā)展對沖壓提出了更。