[教育教学精品论文]模具设计与制造专业冷冲模课程设计指导书

1模具设计与制造专业冷冲模课程设计指导书模具设计与制造教研室2第一部分课程设计基本要求与安排一、课程设计的目的模具课程设是在完成模具设计理论教学之后进行的一次综合训练，其目的在于加强学生对该课程所学内容的综合应用能力，了解模具设计的过程与步骤，从而使学生分析问题、解决问题的能力得以提高。二、课程设计的内容与要求要求完成1个冲压件工艺路线的制定及模具设计工作，主要内容有1分析下发冲压件的工艺性，制定零件的加工工艺路线。2完成相关工艺计算，具体包括模具工作零件刃口尺寸计算、零件压力中心计算、零件排样图计算、冲压力计算等相关工艺计算。3确定模具结构，绘制模具装配草图。草图要求按照正式装配图11绘制，图面上应绘有主、俯视图，零件图、排样图以及标题栏和明细表，在绘制工程中，完成模架、模柄、螺钉、销钉等标G1946件的G17885用工作。4绘制装配正式图G13452。5绘制G6363定的模具零件图，零件图上应标明所有尺寸、G1856G5058以及G6228G7427G7477件。6G13546G1901设计G16840明G1082。G989、课程设计的G13464G13467与G4445排1G714视G10689G13435学生G6980G18339分G103846G13464，G8611G13464一题。在G6363G4560教G5084的G6363G4560下，G13464内G2528学G1861G2528完成课题工艺G7053G7708的制定。2G714按照课程设计要求G8611G1166绘制模具的装配图及G18108分模具零件图G708具体有G6363G4560教G5084G6363定G709，所绘图G13452要G12538合相关的G3281G4490制图标G1946，图面G6984G8917G9177G7236、G5079G4628合理。3G714课程设计要求在教G4472能进行，以G1427于G17753G4560教G5084的及G7114G17753G4560。4课程设计的G7114G19400G4445排G7081G709G7114G19400G4445排课程设计于G5192G7388G7097G2052G7388G7097进行，G1038G74112G2620。G7082G709G7114G19400分配表G5219G2507设计G1231G2165G7114G19400G708G3837G7091下发G4466G1076题目，G7609G19417相关G17176G7021，制定冲压件的加工工艺路线12完成相关工艺计算23绘制G5647装草图24绘制正式装配图25绘制制定零件图26G6984理、G13546G1901设计G16840明G108213G3247、程设计成G13501的G16792定课程设计的G7380G13468成G13501G7693G6466G5191G7114表G10628、图面G17148G18339、G16840明G1082的G1946确性以及G12584G17789成G13501综合G16792定。其中G5191G7114表G10628G235640，图面G17148G18339G235640，G12628要G12584G17789成G13501G235620。其具体G16792分细G2029G3926下G5191G7114成G13501与图面G17148G18339G16792分表G708G186180分G709G5219G2507设计内容配分G3803G88921A1A0A2A3A4A6A7A2A3A5A8A9A10A11A12A13A6A15A16A14A17A9A10A18A195A21A9A9A10A20A14A17A22A23A2435A122A26A25A27A29A9A10A30A28A32A31A33A34A30A284A36A35A37A38A39A40A41A30A28A23A43A42A44A45A12A6A47A46A30A28A41A20A48A12A6A30A28A49A50A41A22A23A24A12A52A51A30A284A54A53A55A30A284A53A55A56A57A30A2843A26A25A58A60A59A61A63A41A62A30A30A28A9A64A66A67A68A58A65A69A70A71A41A15A16A72A30A284A36A35A37A38A39A40A41A30A28A72A74A73A23A43A42A44A45A12A6A47A46A30A28A75A74A73A41A20A48A12A6A30A28A72A74A73A49A50A41A22A23A24A12A16A76A59A63A41A74A73A72A30A284A78A77A80A81A63A82A83A79A41A74A73A72A84A11A86A63A41A30A284A87A85A63A41A74A7344A1A0A58A60A88A83A89A410A36A35A90A39A40A41A4A91A92A93A45A12A6A89A4A94A95A96A97A39A40A41A58A60A65A69A49A50A6A97A71A4A99A94A95A96A97A39A40A41A1A4A72A62A30A98A100A49A505A1A0A97A71A83A101A4106A1A0A36A35A0A16A41A58A60A59A63A415A59A63A4A94A95A102A103A39A40A59A63A4A33A34A67A105A104A106A107A108A109A111A41A87A110A112A113A114A95A6A36A35A116A37A38A115A117A23A43A22A23A45A127A62A30A118A119A1208A122A121A118A119A120A30A28A123A124A125A127A26A126A97A15A6A116A22A23A24A12课程设计的G12584G17789主要设计的G11705G16794面包括冲压工艺G3534G7424G11705G16794、模具设计的主要内容、标G1946件的G17885用、模具G7460G7021的G17885用以及模具制G17908的相关问题，G17902G5132G8611个学生的G12584G17789G7114G19400G993G17241过10分G19059，G12584G17789G5647分20分，教G5084G2499G7693G6466学生G3250G12584问题的G5785G1929G6183分。其具体配分G3926下4A129A128A123A124A101A121A54A53A9A10A130A131A113A114A132A13352A58A60A134A64A135A17A67A65A69A136A25A72A137A95A132A13353A58A60A138A77A41A74A7344A87A85A63A72A105A104A112A139A38A41A140A141A122A14235A58A60A59A63A41A0A143A113A114A132A1333G1128、G2454G13783G7003G104981G1931冲压G6228G74272G1931冲模设计G6363G45603冲压设计G6175G18884G1856G5058配合与G8991G18339G6228G74275工程G7460G7021与G9921加工G3534G117965第二部分模具设计实例一、落料冲孔复合模设计实例（一）零件工艺性分析工件G1038图1所G12046的G14865G7021冲G4392件，G7460G7021G1038Q235G19062，G7460G7021G2414G52422MM，生G1147G6221G18339G1038G3835G6221G18339。工艺性分析内容G3926下1材料分析Q235G1038G7234G17902G11911G13044结构G19062，具有G17751G3921的冲G16021成G5430性能。2结构分析零件结构G12628单对称，无尖角，对冲G16021加工G17751G1038有利。零件中G18108有一异G5430G4392，G4392的G7380小尺寸G10386MM，满足冲G16021G7380小G4392径MINDMM201T的要求。另外，经计算异G5430G4392距零件外G5430之G19400的G7380小G4392边距G103855MM，满足冲G16021件G7380小G4392边距MINLMM351T的要求。所以，该零件的结构满足冲G16021的要求。3精度分析零件上有4个尺寸标G8892了G1856G5058要求，由G1856G5058表G7609得其G1856G5058要求都属IT13，所以G7234G17902冲G16021G2499以达G2052零件的精G5242要求。对于未G8892G1856G5058尺寸按IT14精G5242等G13435G7609补。由以上分析G2499G11705，该零件G2499以用G7234G17902冲G16021的加工G7053法制得。（二）冲裁工艺方案的确定零件G1038一G14865G7021冲G4392件，G2499提出的加工G7053G7708G3926下G7053G7708一先G14865G7021，后冲G4392。采用两套单工G5219模生G1147。G7053G7708二G14865G7021冲G4392复合冲压，采用复合模生G1147。G7053G7708G989冲G4392G14865G7021连续冲压，采用G13435进模生G1147。G7053G7708一模具结构G12628单，但需两道工G5219、两副模具，生G1147效率低，零件精G5242G17751G5058，在生G1147G6221G18339G17751G3835的G5785G1929下G993适用。G7053G7708二只需一副模具，冲压件的G5430位精G5242和尺寸精G5242易保证，且生G1147效率高。尽管模具结构G17751G7053G7708一复杂，但由于零件的A1441A145A146A1446几何G5430状G17751G12628单，模具制G17908并G993困难。G7053G7708G989也只需一副模具，生G1147效率也很高，但与G7053G7708二比生G1147的零件精G5242稍G5058。欲保证冲压件的G5430位精G5242，需在模具上设置G4560正销G4560正，模具制G17908、装配G17751复合模略复杂。所以，比G17751G989个G7053G7708欲采用G7053G7708二生G1147。G10628对复合模中凸凹模壁G2414进行校核，当G7460G7021G2414G5242G10382MMG7114，G2499G7609得凸凹模G7380小壁G2414G103849MM，G10628零件上的G7380小G4392边距G103855MM，所以G2499以采用复合模生G1147，即采用G7053G7708二。（三）零件工艺计算1刃口尺寸计算G7693G6466零件G5430状特点，刃口尺寸计算采用分开制G17908法。G7081G709G14865G7021件尺寸的G3534G7424计算G1856式G1038A0MAXAXDD0MINMAX0MINATTTZXDZDD尺寸MM100220R，G2499G7609得凸、凹模G7380小G19400隙ZMIN0246MM，G7380G3835G19400隙ZMAX0360MM，凸模制G17908G1856G5058MM020T，凹模制G17908G1856G5058MM030A。将以上各值代入ATMINMAXZZ校验是否成立，经校验，G993等式成立，所以G2499按上式计算工作零件刃口尺寸。即MM8359MM22075010030000300A1）（DMM7129MM24608359002000020T1）（DG7082G709冲G4392G3534G7424G1856式G10380MINTTXDDA0MINMINAZXDD尺寸MM541800R，G7609得其凸模制G17908G1856G5058MM020T，凹模制G17908G1856G5058MM020A。经验算，满足G993等式ATMINMAXZZ，因该尺寸G1038单边磨损尺寸，所以计算G7114冲G16021G19400隙减半，得MM654MM1807505400200020T1DMM764MM2/246065402000200A1D尺寸MM31800R，G7609得其凸模制G17908G1856G5058MM020T，凹模制G17908G1856G5058MM020A。经验算，满足G993等式ATMINMAXZZ，因该尺寸G1038单边磨损7尺寸，所以计算G7114冲G16021G19400隙减半，得MM143MM180750300200020T1DMM263MM2/246014302000200A1DG7083G709中心距尺寸MM2057MM05057MM4/2057L尺寸MM12057MM03057MM4/12057L尺寸MM12054MM03054MM4/12054L2排样计算分析零件G5430状，应采用单直排的排样G7053式，零件G2499能的排样G7053式有图2所G12046两种。比G17751G7053G7708A和G7053G7708B，G7053G7708B所G16021G7477G7021宽G5242过窄，剪板G7114容易G17908成G7477G7021的变G5430和卷曲，所以应采用G7053G7708A。G10628G17885用4000MM1000MM的G19062板，G2029需计算采用G993G2528的G16021剪G7053式G7114，G8611张板G7021能出的零件G5647个G6980。G7081G709G16021成宽814MM、长1000MM的G7477G7021，G2029一张板G7460能出的零件G5647个G6980G1038220545492210004814000G7082G709G16021成宽814MM、长4000MM的G7477G7021，G2029一张板G7460能出的零件G5647个G6980G103882172181122240004811000比G17751以上两种G16021剪G7053法，应采用第1种G16021剪G7053式，即G16021G1038宽814MM、长1000MM的G7477G7021。其具体排样图G3926图3所G12046。3冲压力计算G2499G11705冲G16021力G3534G7424计算G1856式G1038KLTF此例中零件的G2620长G1038216MM，G7460G7021G2414G52422MM，Q235G19062的抗剪强G5242取350MPA，G2029冲G16021该零件所需冲G16021力G1038KN197196560N350221631NF模具采用弹性卸G7021装置和推件结构，所以所需卸G7021力XF和推件力TFG1038KN859KN197050XXFKFKN532KN19705503TTFNKFG2029零件所需得冲压力G1038KN35239KN532859197TXFFFFA147初G17885设G3803G1038开式压力机J2335。4压力中心计算零件外G5430G1038对称件，中G19400的异G5430G4392虽然左右G993对称，但G4392的尺寸很小，左右两边圆弧各自的压力中心距零件中心线的距离G5058距很小，所以该零件的压力中心G2499近似认G1038就是零件外G5430中心线的交点。四、冲压设备的选用G7693G6466冲压力的G3835小，G17885取开式双G7621G2499G1554压力机JH2335，其主要G6228G7427G2454G6980G3926下G1856称压力350KNG9381G3371行程80MMG7380G3835G19393合高G5242280MMG19393合高G5242G16855G14422G1833960MMG9381G3371中心线G2052G5214G17535距离205MM工作G2500尺寸380MM610MM工作G2500G4392尺寸200MM290MM模柄G4392尺寸50MM70MMG3455板G2414G524260MM五、模具零部件结构的确定1标准模架的选用标G1946模架的G17885用G1393G6466G1038凹模的外G5430尺寸，所以应G20330先计算凹模G2620G11040的G3835小。由凹模高G5242和壁G2414的计算G1856式得，凹模高G5242MM22MM77280KBH，凹9模壁G2414MM40MM2281251HC。所以，凹模的G5647长G1038MM157MM40277LG708取160MMG709，凹模的宽G5242G1038MM100MM40220B。模具采用后置G4560G7621模架，G7693G6466以上计算结G7536，G2499G7609得模架G16280G7696G1038上模G5243160MM125MM35MM，下模G5243160MM125MM40MM，G4560G762125MM150MM，G4560套25MM85MM33MM。2卸料装置中弹性元件的计算模具采用弹性卸G7021装置，弹性G1815件G17885用G8245G14026，其尺寸计算G3926下G7081G709确定G8245G14026的自由高G52420HA148）（HH4530MM10MM7121051THHHA149A150A151A152A151由以上两个G1856式，取MM400H。G7082G709确定G8245G14026的G8190G6142面G12227APFA/XG7609得G11709G5430G8245G14026在G20056压G18339G10381015G7114的单位压力G103806MPA，所以2MM16417MPA60N9850AG7083G709确定G8245G14026的G5191面尺寸G7693G6466零件的G5430状特点，G8245G14026G3455的外G5430应G1038G11709G5430，中G19400开有G11709G5430G4392以G18003G16765凸模。结合零件的具体尺寸，G8245G14026G3455中G19400的G18003G16765G4392尺寸G103882MM25MM，外G5430G7254定一边长G1038160MM，G2029另一边长BG1038MM115MM1602582164172582160BABG7084G709校核G8245G14026的自由高G52420HG1038满足G8245G14026G3455的高径比要求，将G8245G14026G3455分G2118成G3247G3371装入模具中，其G7380G3835外G5430尺寸G103880MM，所以5080400DHG8245G14026G3455的高径比在0515之G19400，所以G17885用的G8245G14026G3455G16280G7696合理。G8245G14026的装模高G5242G13434G103808540MM34MM。3其他零部件结构10凸模由凸模G3278定板G3278定，两G13785采用过G9205配合关G13007。模柄采用凸G13548式模柄，G7693G6466设G3803上模柄G4392尺寸，G17885用G16280G7696G36G24G19G20G19G19的模柄。六、模具装配图模具装配图G3926图G23所G12046。七、模具零件图模具中上模G5243、下模G5243、G3455板、凸模G3278定板、卸G7021板、凸凹模G3278定板、冲G4392凸模、凸凹模、凹模、推件G3371零件图G3926图G24G794G20G23所G12046。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二、U形弯曲件模具设计（一）零件工艺性分析工件图G1038图15所G12046G8975G6521G2461G5379曲件，G7460G702145G19062，G7021G24143MM。其工艺性分析内容G3926下1材料分析45G19062G1038G1260G17148G11911G13044结构G19062，具有G14403G3921的G5379曲成G5430性能。2结构分析零件结构G12628单，左右对称，对G5379曲成G5430G17751G1038有利。G2499G7609得此G7460G7021所G1813G16780的G7380小G5379曲半径MM5150MINTR，而零件G5379曲半径MM51MM2R，G6937G993G1262G5379G16022。另外，零件上的G4392位于G5379曲变G5430G2318之外，所以G5379曲G7114G4392G993G1262变G5430，G2499以先冲G4392后G5379曲。计算零件相对G5379曲半径5670/有圆角半径的G5379曲件，由于变G15192G993G1017G18337，按中性G4630G4649开的G2419理，G3395G7021G5647长G5242应等于G5379曲件直线G18108分和圆弧G18108分长G5242之和，G2499G7609得中性G4630位G12239G13007G6980280X，所以G3395G7021G4649开长G5242G103864MM63932802180902102525916ZPIL由于零件宽G5242尺寸G103818MM，G6937G8623G3395尺寸应G103864MM18MM。G5379曲件G5191面G4649开图G16277图16，两G4392中心距G103846MM。（2）弯曲力计算G5379曲力是设计G5379曲模和G17885G6333压力机的G18337要G1393G6466。该零件是校正G5379曲，校正G5379曲G7114的G5379曲力A204F和G20042件力DFG1038KN541201825APFA205KN532550318317030703080302B2DTRKBTFFA206对于校正G5379曲，由于校正G5379曲力比G20042件力G3835得G3822，G6937一G14336DFG2499以G5585略，即A207A208A209FA204F生G1147中G1038G4445G1852，取A207A208A209FKN297548181A210F，G7693G6466压G5379力G3835小，初G17885设G3803G1038JH2325。2冲孔落料连续模工艺计算（1）刃口尺寸计算由图32G2499G11705，该零件属于一G14336冲G4392、G14865G7021件。G7693G6466零件G5430状特点，冲G16021模的凸、凹模采用分开加工G7053法制G17908。尺寸18MM、R9MM由G14865G7021G14731得，285MM和46G102031MM由冲G4392G2528G7114G14731得。G7609得凸、凹模G7380小G19400隙MM480MINZ，G7380G3835G19400隙MM660MAXZ，所以MM180480660MINMAXZZ。A21116A212A213A214A215A21119按照模具制G17908精G5242高于冲G16021件精G52423G7944G13435的G2419G2029，设凸、凹模按IT8制G17908，G14865G7021尺寸MM180430，凸、凹模制G17908G1856G5058MM0270AT，磨损G13007G6980X取075。冲G4392尺寸MM583600，凸、凹模制G17908G1856G5058MM0220AT，磨损G13007G6980X取05。G7693G6466冲G16021凸、凹模刃口尺寸计算G1856式进行G3926下计算G14865G7021尺寸MM180430，校核G993等式ATMINMAXZZ，代入G6980G6466得180054002700270。因此需采用G3455板，G3455板G2414G5242取8MM。模具采用压入式模柄，G7693G6466设G3803的模柄G4392尺寸，应G17885用G16280G7696G1038G36G24G19G20G19G24的模柄。2弯曲模主要零部件设计G7693G6466工件的G7460G7021、G5430状和精G5242要求等，G5379曲模采用G19762标G1946模架。下模G5243的G17730G5287尺寸G1038255MM110MM。G7081G709工作G18108分结构尺寸设计1G709凸模圆角半径在保证G993小于G7380小G5379曲半径值的G2081提下，当零件的相对圆角半径TR/G17751小G7114，凸模圆角半径取等于零件的G5379曲半径，即MM2TRR。24A24221A243A244A245A246A2422G709凹模圆角半径凹模圆角半径G993应过小，以G1825G6842G1272零件表面，G5445G2721冲模的G4563G2641，凹模两边的圆角半径应一G14280，否G2029在G5379曲G7114G3395G7021G1262发生G1571G12239。G7693G6466G7460G7021G2414G5242取MM8MM35232ATR。3G709凹模G9157G5242凹模G9157G5242过小，G2029G3395G7021两G12483未G2475压G18108分太G3822，零件G3250弹G3835且G993G5191直，G5445G2721其G17148G18339；G9157G5242过G3835，G2029浪费模具G19062G7460，且需压力机有G17751G3835的工作行程。该零件G1038G5379边高G5242G993G3835且两边要求G5191直的UG5430G5379曲件，G2029凹模G9157G5242应G3835于零件的高G5242，且高出值MM50H，G3926图21所G12046。4G709凸、凹模G19400隙G7693G6466UG5430件G5379曲模凸、凹模单边G19400隙的计算G1856式得MM33MM30401803MAXCTTCTTZ5G709UG5430件G5379曲凸、凹模G8190G2533尺寸及G1856G5058零件标G8892内G5430尺寸G7114，应以凸模G1038G3534G1946，G19400隙取在凹模上。而凸、凹模的G8190G2533尺寸及G1856G5058G2029应G7693G6466零件的尺寸、G1856G5058、G3250弹G5785G1929以及模具磨损G16280律而定。因此，凸、凹模的G8190G2533尺寸分别G1038MM87518MM5075051875000330003300MINTTLLMM47525MM33287518205200052000TAAZLLG7082G709弹顶装置中弹性元件的计算由于该零件在成G3423过程中需压G7021和G20042件，所以模具采用弹性G20042件装置，弹性G1815件G17885用G8245G14026，其尺寸计算G3926下1G709确定G8245G14026G3455的自由高G52420HA247）（HH4530认G1038自由状态G7114，G20042件板与凹模G5191齐，所以MM38MM25580AHHRHA248由上两个G1856式取MM1400H。2G709确定G8245G14026G3455的G8190G6142面G12227A25PFA/DG7609得圆筒G5430G8245G14026G3455在G20056压G18339G10381015G7114的单位压力G103805MPA，所以2MM10000505000A3G709确定G8245G14026G3455的G5191面尺寸G7693G6466零件的G5430状特点，G8245G14026G3455应G1038圆筒G5430，中G19400开有圆G4392以G18003G16765螺杆。结合零件的具体尺寸，G8245G14026G3455中G19400的G18003G16765G4392尺寸G103817MM，G2029其直径DG1038MM1134100004PIPIAD4G709校核G8245G14026G3455的自由高G52420H211131400DHG8245G14026G3455的高径比在0515之G19400，所以G17885用的G8245G14026G3455G16280G7696合理。G8245G14026的装模高G5242G13434G1038085140120MM。（六）冲孔落料连续模装配图有了上G17860各步计算所得的G6980G6466及确定的工艺G7053G7708，G1427G2499以对模具进行G5647体设计并画出冲G16021装配图G3926图22所G12046。模具G19393合高G5242HA249458201514122550189MM。（七）弯曲模具装配图由上G17860各步计算所得的G6980G6466，对G5379曲模具进行G5647体设计并画出装配图G3926图23所G12046。模具G19393合高G5242HA24940204103167MM。26A25022A251A252A253A254A255A2A01A9A0A12A114A1111A12A33A14A45A16A254A56A14A254A67A14A78A1115A1121A5A39A14A8A510A21A0A112A253A254A10A013A0A1314A24A15A516A26A617A10A0A22A17A618A251A252A10A019A29A254A620A30A02728A25023A31A18A0A19A20A2501A112A12A33A31A18A30A04A35A65A5A36A0A137A10A08A5A39A17A28A610A9A0A111A35A254A12A312A37A2313A39A614A40A2515A12A2729三、无凸缘筒形件模具设计（一）零件工艺性分析工件G1038图24所G12046拉G9157件，G7460G702108G19062，G7460G7021G2414G52422MM，其工艺性分析内容G3926下1材料分析08G19062G1038G1260G17148G11911G13044结构G19062，属于G9157拉G9157G13435别G19062，具有G14403G3921的拉G9157成G5430性能。2结构分析零件G1038一无凸G13548筒G5430件，结构G12628单，底G18108圆角半径G1038R3，满足筒G5430拉G9157件底G18108圆角半径G3835于一G1505G7021G2414的要求，因此，零件具有G14403G3921的结构工艺性。3精度分析零件上尺寸G3355G1038未G8892G1856G5058尺寸，G7234G17902拉G9157即G2499达G2052零件的精G5242要求。（二）工艺方案的确定零件的生G1147包括G14865G7021、拉G9157G708需计算确定拉G9157次G6980G709、G2011边等工G5219，G1038了提高生G1147效率，G2499以G13783G15397工G5219的复合，G7424例中采用G14865G7021与第一次拉G9157复合，经G3822次拉G9157成G5430后，由机械加工G7053法G2011边保证零件高G5242的生G1147工艺。（三）零件工艺计算1拉深工艺计算零件的G7460G7021G2414G5242G10382MM，所以所有计算以中径G1038G1946。（1）确定零件修边余量零件的相对高G524263230180DH，经G7609得修边G1325G18339MMH6，所以，修正后拉G9157件的G5647高应G103879685MM。（2）确定坯料尺寸DA3224A33A34A44A36A3230由无凸G13548筒G5430拉G9157件G3395G7021尺寸计算G1856式得MM105MM4560430721853043056072142222RDRDHDD（3）判断是否采用压边圈零件的相对G2414G5242911001052100DT，经G7609压边圈G1038G2499用G2499G993用的范围，G1038了保证零件G17148G18339，减G4581拉G9157次G6980，决定采用压边圈。（4）确定拉深次数G7609得零件的各次极限拉G9157G13007G6980分别G1038M105，M2075，M3078，M408。所以，G8611次拉G9157后筒G5430件的直径分别G1038MM552MM1055011DMDMM3839MM552750122DMDMM7230MM3839780233DMDMM30MM5824MM723080344DMD由上计算G2499G11705G1861需G23次拉G9157。（5）确定各工序件直径G16855G6984各次拉G9157G13007G6980分别G10385301M，7802M，8203M，G2029G16855G6984后G8611次拉G9157所得筒G5430件的直径G1038MM6555MM10553011DMDMM4143MM6555780122DMDMM6035MM4143820233DMD第G3247次拉G9157G7114的G4466际拉G9157G13007G698084060353034DDM，其G3835于第G989次G4466际拉G9157G13007G69803M和第G3247次极限拉G9157G13007G69804M，所以G16855G6984合理。第G3247次拉G9157后筒G5430件的直径G1038MM30。（6）确定各工序件高度G7693G6466拉G9157件圆角半径计算G1856式，取各次拉G9157筒G5430件圆角半径分别G103831MM81R，MM562R，MM53R，MM44R，所以G8611次拉G9157后筒G5430件的高G5242G1038MM2239MM8320655565558430MM65556555105250320430250211111121RDDRDDDHMM5755MM563204143414356430MM41434143105250320430250222222222RDDRDDDHMM7770MM5320603560355430MM60356035105250320430250233333323RDDRDDDH第G3247次拉G9157后筒G5430件高G5242应等于零件要求尺寸，即MM854H。拉G9157工G5219件图G3926图2G24所G12046。322落料拉深复合模工艺计算（1）落料凸、凹模刃口尺寸计算G7693G6466零件G5430状特点，刃口尺寸计算采用分开制G17908法。G14865G7021尺寸G10380870105，G14865G7021凹模刃口尺寸计算G3926下。G7609得该零件冲G16021凸、凹模G7380小G19400隙MM2460MINZ，G7380G3835G19400隙MM3600MAXZ，凸模制G17908G1856G5058MM0250T，凹模制G17908G1856G5058MM0350A。将以上各值代入ATMINMAXZZ校验是否成立。经校验，G993等式成立，所以G2499按下式计算工作零件刃口尺寸。MM565104MM8705010503500035000MAXAA）（XDDMM319104MM246056510400250002500MINTTZDDA（2）首次拉深凸、凹模尺寸计算第一次拉G9157件后零件直径G10385565MM，由G1856式KTTZMAX确定拉G9157凸、凹模G19400隙值Z，G7609得50K，所以G19400隙MM3MM250MM2Z，G2029G20330次拉G9157凹模MM6557MM265550800080001AATDD。G20330次拉G9157凸模MM6551MM665572005000500TTZDDA（3）排样计算零件采用单直排排样G7053式，G7609得零件G19400的G6657边值G103815MM，零件与G7477G7021G1403边之G19400的G6657边值G103818MM，若模具采用无G1403压装置的G4560G7021板结构，G2029G7477G7021上零件的步距G10381065MM，G7477G7021的宽G5242应G1038MM6109MM181210520700700MAXCADBG17885用G16280G7696G10382MM1000MM1500MM的板G7021，计算G16021G7021G7053式G3926下。A3825A41A42A43A45A46A3833G16021成宽G20G1996MM，长G20G19G19G19MM的G7477G7021，G2029G8611张板G7021所出零件G6980G10381179135106100061091500G16021成宽G20G1996MM，长G20G24G19G19MM的G7477G7021，G2029G8611张板G7021所出零件G6980G10381261495106150061091000经比G17751，应采用第二种G16021法，零件的排样图G3926图26所G12046。（3）力的计算模具G1038G14865G7021拉G9157复合模，动作顺G5219是先G14865G7021后拉G9157，G10628分别计算G14865G7021力A47F、拉G9157力A48F和压边力A49F。KN3274N4274310N320210514331KLTFA50KN8111N24111834N804002655514311KTDFBPIA51KN79N379672N22822655510542422212PIPIPRTDDFA（A52A3826A53A46A54A55A3834因G1038拉G9157力与压边力的和小于G14865G7021力，即A47A49A48FFFKN5121798111，所以，应按照G14865G7021力的G3835小G17885用设G3803。初G17885设G3803G1038J2335。3第二次拉深模工艺计算（1）拉深凸、凹模尺寸计算第二次拉G9157件后零件直径G1038G233G23G20MM，拉G9157凸、凹模G19400隙值仍G10383MM，G2029拉G9157凸、凹模尺寸分别G1038MM4145MM241430800080002AATDDMM4139MM641452005000500TTZDDA（2）拉深力计算KN465N5565427N604002414322PIPIKTDFBA56G7693G6466以上力的计算，初G17885设G3803位J23G20G19。4第三次拉深模工艺计算计算G7053法与第二次拉G9157模工艺计算相G2528，此处从略。5第四次拉深模工艺计算（1）拉深凸、凹模尺寸计算因G1038零件标G8892外G5430尺寸G70804032G709MM，所以要先计算凹模，即MM9831MM0807500432750080008000MAXAADD拉G9157凸模MM5827MM4498312005000500TTZDDA（2）拉深力计算KN245N45216N604002304PIPIKDTFBA57（四）冲压设备的选用1落料拉深复合模设备的选用G7693G6466以上计算，G2528G7114G13783G15397拉G9157件的高G5242G17885取开式双G7621G2499G1554压力机JH2340，其主要G6228G7427G2454G6980G3926下G1856称压力4000KNG9381G3371行程80MM35G7380G3835G19393合高G5242330MMG19393合高G5242G16855G14422G1833965MMG9381G3371中心线G2052G5214G17535距离