【正文】 yof the lowest cost. Clamping reliable, simple,easy to operate and increasing the production sfficiency is the request of the decision. Cylinder head is an important part of the diesel engine. It39。在夾具設(shè)計部分，主要思路是定位原理和定位方案的選定，以及夾緊系統(tǒng)的設(shè)計，夾緊力的估算，定位誤差的分析，氣缸的選用等，最終完成夾具設(shè)計。氣缸蓋是柴油機的重要零部件之一，屬于典型的箱體類零件。畢業(yè)設(shè)計類 型： □畢業(yè)設(shè)計說明書 □畢業(yè)論文題 目： HJ01001 氣缸蓋機械加工工藝分析與專用夾具設(shè)計學(xué)生姓名：指導(dǎo)教師：專 業(yè)：時 間：南通職業(yè)大學(xué)畢業(yè)設(shè)計說明書 HJ01001 氣缸蓋摘 要本課題的主要任務(wù)就是設(shè)計 HJ01001 柴油機氣缸蓋的機械加工工藝規(guī)程和某道工序的專用機床夾具。該設(shè)計盡量保證以最低的加工成本達到符合零件圖要求的加工精度；夾具設(shè)計要求定位合理，夾緊可靠，結(jié)構(gòu)簡單，操作簡便，提高生產(chǎn)效率。他的結(jié)構(gòu)比較復(fù)雜，其加工質(zhì)量的好壞將直接影響到柴油機的整體性能。本設(shè)計具有提高生產(chǎn)效率，滿足工件的加工精度，降低了工人的勞動強度的優(yōu)點，較好的實現(xiàn)了設(shè)計的要求。s a typicall box part. Its more structure. The quality of processing will affect the performance of the diesel engine. Designed some in the jig , mainly the selection of sureness of orienting the principle and localization scheme that was originally designed and adopted, clamp design of system , clamp estimation of strength , the position error analysis , hydraulic cylinder Selection etc. , finish design of jig finally. The advantages are production efficiency, high precision of processing, reducing labor intensity of the workers.Keywords：Technology。 jig2南通職業(yè)大學(xué)畢業(yè)設(shè)計說明書 HJ01001 氣缸蓋目 錄摘要.............................................................................................................Abstract.......................................................................................................目錄..............................................................................................................第 1 章 氣缸蓋加工工藝 氣缸蓋的工藝分析....................................................................................... .... 氣缸蓋的工藝要求及分析..................................................................... 氣缸蓋的技術(shù)要求...................................................................... 加工工藝過程..................................................................................... 確定各表面加工方案...................................................................... 在選擇各表面及孔的加工方法時，要綜合考慮以下因素............... 平面的加工................................................................................ 孔的加工方案.......................................................................... 確定定位基準(zhǔn) 粗基準(zhǔn)的選擇.......................................................................... 精基準(zhǔn)選擇的原則........................................................................ 工藝路線的擬訂.......................................................................... 工序的合理組合....................................................................... 工序的集中與分散.................................................................... 加工階段的劃分....................................................................... 加工工藝路線方案.................................................................... 氣缸蓋的工序尺寸及毛坯尺寸.................................................. 毛坯的結(jié)構(gòu)工藝要求............................................................... 氣缸蓋的偏差計算.................................................................. 確定切削用量及基本工時...........................................................第二章 專用夾具設(shè)計............................................................................ 鏜孔夾具設(shè)計 研究原始質(zhì)料........................................................................... [DOCUMENT TITLE]南通職業(yè)大學(xué)畢業(yè)設(shè)計說明書 HJ01001 氣缸蓋 定位基準(zhǔn)的選擇......................................................................... 切削力及夾緊力的計算............................................................... 誤差分析與計算......................................................................... 鉆斜孔夾具設(shè)計.......................................................................... 研究原始質(zhì)料............................................................................ 定位基準(zhǔn)的選擇.............................................................