MDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTION数字化工程平台数字化工程平台Information - Calculation - Proof Documentation全程服务MDESIGNMDESIGNBy: 张晓 天 13761966719 xtzhanginfomass.cn QQ：192768442013年10月17日MDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTIONAbout usco-operation / membershipMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTION总览MDESIGNMDESIGN dimension, optimize and document in design and developmentMDESIGN mechanical design and documentation of machine elementsMDESIGN author standardization of company -owned knowledgeMDESIGN explorer user interface for external and internal know-howaccess to formulary and databasesMDESIGN gearbox design layout of multi-stage spur and planetary gearsMDESIGN multibolt calculation of multiple bolts according to VDI 2230 Blatt 2MDESIGN shaft calculation according to DIN 743MDESIGN bolt calculation according to VDI 2230MDESIGN espresso calculation of pressure vessels according to AD/ENMDESIGN LVR/LVRplanetcalculation of load distribution for planetary and spur gearsMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTIONMDESIGN的应用领域Audi BMW Daimler IVECO MAN Opel Porsche VolkswagenautomotiveDt. Bahn Bombardier Siemens Transportation Stadler ThyssenKrupp GHH Radsatz Windhoff Bahntechnik Traktionssysteme Austria Robel BahnmaschinenbaurailwayAstrium EADS Eurocopter DLR LFK MTU Aero Engines Diehl Avonik Recaro Aircraft SeatingaerospaceRobert Bosch Bosch Mahle Turbo Systems BoschRexroth Contitech hofer mechatronics Knorr-Bremse KWD Kupplungswerk O&K Antriebstechnik Schaeffler (INF, FAG,LUK) Pierburg Getrag Ford GKN SGL Brakes Svendborg Brakes ThyssenKrupp Bilstein/Presta WABCO ZFSupply industryBOMAG FAM Liebherr Class ACGO Fendt Same Deutz John Deere Crown Jungheinrich Stillagricultural and construction maschineryKrauss-Maffei Kssbohrer Rheinmetall Zller-Kipper Meiller-Kipper Faunspecific vehiclesAREVA E.ON Evonik Enercon Nordex REPower RWE Power Skysails Vattenfallenergy and wind RENK SEW Eurodrives Stromag Voith Turbo Sumitomo Pintsch Bubenzer Deutz MAN Dieseldrive technologyMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTIONMDESIGN的应用领域industry:more than 30.000 Anwenderconveyor technologyautomationplant engineeringengineering service providertesting institutespartner:teaching:universitiesschoolstraining institutesabout 2.000 student licenses p.a.MDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTION国内的设计现状：国内的设计现状： 过度设计过度设计-超重，成本高超重，成本高 不足设计不足设计-服役能力差，灾难性损失服役能力差，灾难性损失VDI 2230VDI 2230标准：标准： 德国工程师协会标准德国工程师协会标准 设计螺栓尺寸，强度（结合有限元分析设计螺栓尺寸，强度（结合有限元分析 ） 防止过早失效或过度设计防止过早失效或过度设计MDESIGN BoltMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTION 基于基于VDI VDI 22302230的的设计设计计算计算 偏心负载偏心负载 自定义自定义螺栓螺栓几何尺寸几何尺寸 空心空心螺栓螺栓 高高达达五五层被连接层被连接件件的张力的张力计算计算 对于对于在较高温度下服役螺栓的设计计在较高温度下服役螺栓的设计计 算。算。MDESIGN BoltMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTIONVDI 2230VDI 2230附录实例附录实例1 1 初始条件初始条件 尺寸：尺寸： L Lg g=60mm=60mm，DDStSt=25mm=25mm L L =55mm=55mm，DDZ Z=80mm=80mm 液压缸内液压缸内压力压力 p pmaxmax=5.5N/mm=5.5N/mm2 2 承承压面积压面积A A=4536mm=4536mm 轴向载荷轴向载荷F FAmaxAmax=24.9kN=24.9kN 活塞每小时活塞每小时300300个工作冲程个工作冲程 密封要求：密封要求：F FKRminKRmin=10=103 3NN 活塞材料：活塞材料：16MnCr516MnCr5 活塞杆材料：活塞杆材料：C45C45 表面粗糙度表面粗糙度R RZ Z=16m=16m 连接工具连接工具 指示指示扭矩的扳手扭矩的扳手MDESIGN BoltMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTION标准计算步骤：标准计算步骤： R0R0初步确定螺栓公称直径，核算其适用范围初步确定螺栓公称直径，核算其适用范围 查表查表A7A7，初选用，初选用ISO4762-M12ISO4762-M12* *60-12.9. 60-12.9. R1R1扭紧系数扭紧系数查表查表A8A8， A A=1.7=1.7 R2R2最小夹紧力最小夹紧力给定给定1,000N1,000N R3R3工作载荷、弹性柔度工作载荷、弹性柔度 、弹性回复和载荷导出系数、弹性回复和载荷导出系数 螺栓的弹性螺栓的弹性柔度柔度 S S= = SKSK+ + 1 1 + + GewGew + + GM GM 被连接件的弹性柔度被连接件的弹性柔度 p p R4R4因压陷产生的预紧力损失量因压陷产生的预紧力损失量F FZ Z=2415N=2415N R5R5最小装配预紧力最小装配预紧力F FMminMmin=28116N=28116N R6R6最大装配预紧力最大装配预紧力F FMmaxMmax=47797N=47797N R7R7装配应力装配应力 改进为改进为DIN EN ISO4762-M12DIN EN ISO4762-M12* *60-10.960-10.9 R8R8工作应力工作应力F FSmaxSmax， zmaxzmax， maxmax， red,Bred,B , S, SF F1.01.0MDESIGN BoltMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTION标准计算步骤：标准计算步骤： R R9 9变应力变应力 a a=1.2N/mm=1.2N/mm2 2=15.5mm mmeffeff=0.9*d=10.8mm=0.9*d=10.8mm R12R12 抵抗滑动的安全限度抵抗滑动的安全限度 R13R13 扭紧力矩扭紧力矩 查表查表A1A1，MMA A=108Nm=108NmMDESIGN BoltMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTION标准计算步骤：标准计算步骤：MDESIGN BoltMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTION标准计算步骤：标准计算步骤：MDESIGN BoltMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTIONMDESIGNMDESIGN计算演示：计算演示： 1 1草图设计草图设计 1.11.1参数输入参数输入MDESIGN BoltMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTIONMDESIGNMDESIGN计算演示：计算演示： 1 1草图设计草图设计 1.21.2强度等级选择强度等级选择 1.31.3螺栓选择螺栓选择MDESIGN BoltMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTIONMDESIGNMDESIGN计算演示：计算演示： 1 1草图设计草图设计 1.41.4得到初选结果得到初选结果MDESIGN BoltMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTIONMDESIGNMDESIGN计算演示：计算演示： 2 2验证计算验证计算 2.12.1输入工况参数输入工况参数MDESIGN BoltMDESIGNINFOMASS - ENGINEERED TO FIND YOUR SOLUTIONMDESIGNMDESIGN计算演示：计算演示： 2 2验证计算验证计算 2.22.2得到结果报告得到结果报告 R e s u l t s: Systematic calculation of hi