【正文】
指導教師 日 期 摘 要在機械制造的機械加工,檢驗,裝配,焊接和熱處理等冷熱工藝過程中,使用著大量的夾具,用以安裝加工對象,使之占有正確的位置,以保證零件和工件的質量。本次設計主要是進行填料箱蓋零件的專用夾具的設計,是對我們以往所學知識的總結和對我們所掌握知識的一次擴展。根據零件本身的特點,生產類型以及零件在具體工作時的作用選擇工藝規(guī)程和夾具。AbstractThe machine made in the machine processes, examining, assembling, welding with heat handle to wait cold and hot craft process in, use a great deal of tongs, in order to the gearing process object, making it occupy right position to promise the quality of spare parts and work piece.This design is mainly the design of appropriation tongs which carries on covering body spare parts, is tally up the knowledge that we learn before and to the once expanding of the knowledge that we text mainly sets out from the design both side of the specifying of craft rules distance and the to the characteristics of spare parts, the function produced type and spare parts while concretely working choice the craft rules distance and the craft rules distance aspect:Assurance produce a type, prehensive consider its ccurate degree high, produce an efficiency is high, consume economy little etc. aspect, choose the superior project。Z3025搖臂鉆床 7 工序Ⅳ 鉆6—, 2M106H, 4M106H深孔深24 8 工序Ⅴ:精車Φ65mm的外圓及與Φ80mm相接的端面 9Ⅵ:精、粗、細鏜mm孔 11 工序Ⅶ:銑Φ60孔底面 12 工序Ⅷ:磨Φ60孔底面 12Ⅸ: 鏜Φ60mm孔底溝槽 12 工序Ⅹ: 研磨Φ60mm孔底面 123指定工序的專用機床夾具設計 13 問題的指出 13 夾具設計 13 定位基準的選擇 13 切削力及夾緊力的計算 13 定位誤差的分析 14 夾具設計及操作的簡要說明 14 155. 本次課程設計體會與展望 15參考資料 161 零件的分析 零件的作用題目所給定的零件是填料箱蓋,其主要作用是保證對箱體起密封作用,使箱體在工作時不致讓油液滲漏。包括:尺寸為ф65h5()的軸,, 尺寸為ф80的軸與ф65h5()相接的肩面, 尺寸為ф100f8()與ф65h5(). 尺寸為ф60H8()與ф65h5().(+ 0)孔為中心的加工表面.尺寸為78與ф60H8(+ 0),須研磨.3. 以ф60H8(+ 0)孔為中心均勻分布的12孔,4M106H深20,孔深24及2M106H.,粗加工可滿足要求2 機械