中文字幕一级黄色A级片|免费特级毛片。性欧美日本|偷拍亚洲欧美1级片|成人黄色中文小说网|A级片视频在线观看|老司机网址在线观看|免费一级无码激情黄所|欧美三级片区精品网站999|日韩av超碰日本青青草成人|一区二区亚洲AV婷婷

《DFMA面向制造與裝配的設(shè)計》英文版 第9-10部分（86頁）

• 資料介紹

  《DFMA面向制造與裝配的設(shè)計》英文版 第9-10部分（86頁）

  在產(chǎn)品設(shè)計階段，充分考慮來自于產(chǎn)品制造和裝配的要求，使得機(jī)械工程師設(shè)計的產(chǎn)品具有很好的可制造性和可裝配性，從根本上避免在產(chǎn)品開發(fā)后期出現(xiàn)的制造和裝配質(zhì)量問題。

  本附件包含以下內(nèi)容：

  Product Design for Manufacture and Assembly（Third Edition）

  9. Design for Sheet Metalworking....... 375

  9.1 Introduction..... 375

  9.2 Dedicated Dies and Pressworking.................... 376

  9.2.1 Individual Dies for Profile Shearing.... 377

  9.2.2 Cost of Individual Shearing Dies......... 381

  9.2.3 Individual Dies for Piercing Operations.... 387

  9.2.4 Individual Dies for Bending Operations....389

  9.2.5 Individual Dies for Deep Drawing...... 392

  9.2.6 Miscellaneous Features.......................... 398

  9.2.7 Progressive Dies............ 399

  9.3 Press Selection....400

  9.3.1 Cycle Times....................405

  9.4 Turret Pressworking..................407

  9.5 Press Brake Operations............. 410

  9.6 Design Rules.... 413

  References.................. 421

  10. Design for Die Casting.......................423

  10.1 Introduction.....423

  10.2 Die-Casting Alloys.....................423

  10.3 Die-Casting Cycle......................425

  10.4 Die-Casting Machines...............425

  10.4.1 Die-Mounting and Clamping Systems....425

  10.4.2 Metal-Pumping and Injection Systems....426

  10.4.3 Hot-Chamber Machines........................426

  10.4.4 Cold-Chamber Machines.......................427

  10.5 Die-Casting Dies........................428

  10.5.1 Trimming Dies..............429

  10.6 Finishing..........429

  10.7 Auxiliary Equipment for Automation.............. 431

  10.8 Determination of the Optimum Number of Cavities................. 431

  10.9 Determination of Appropriate Machine Size....436

  10.9.1 Required Machine Clamp Force...........436

  10.9.2 Shot Volume and Material Cost per Part....438

  10.9.3 Dimensional Machine Constraints......439

  10.10 Die Casting Cycle Time Estimation...................441

  10.10.1 Ladling of Molten Metal........................441

  10.10.2 Metal Injection...............441

  10.10.3 Metal Cooling................442

  10.10.4 Part Extraction and Die Lubrication....446

  10.10.5 Trimming Cycle Time............................448

  10.11 Die Cost Estimation...................449

  10.11.1 Die Set Costs..................449

  10.11.2 Cavity and Core Costs............................450

  10.11.3 Trim Die Costs............... 451

  10.12 Assembly Techniques................453

  10.13 Design Principles.......................455

  References..................458

• 資料大小：
  5168.49KB
• 所屬類別：
  科研開發(fā)
• 更新日期：
  2020-01-02
• 適用行業(yè)：
  電子電氣；材料分析；機(jī)械設(shè)備與裝置；特種設(shè)備；機(jī)動車；醫(yī)療器械；建筑與建材；計量與測量
• 上傳人：
  NJKY
• 標(biāo) 簽：

  DFMA 面向制造與裝配的設(shè)計

  下載資料 上傳資料