尺寸工程培训第二讲 [只读]

1SAICGMWuLingAutomobileCo.,LtdTDCLanXianSAICGMWulingAutomobileCo.,LtdTechnicalDevelopmentCenterBodyEngineerSectionDimensionEngineerTel07723750910Fax[phone]mailto:[e-mail]2SAICGMWuLingAutomobileCo.,LtdTDC„„„„DTS3SAICGMWuLingAutomobileCo.,LtdTDC:Sigma%is“O.K.”(PPM)`+-399.7327001“Plikujytgfds-++/-499.9937631.33+/-599.999943.571.67+/-699.9999998.00222σ6σ1σ1σ2σ3σ3σ4σ5σ6σ4σ5σ4SAICGMWuLingAutomobileCo.,LtdTDC„„„„Cp(„Cpk„meanshift:(:1nxnxinii∑==µ:()(:122nxnxinii∑=−=µσσσ6LDLUDLcp−==σµµ3),(−−=UDLLDLMincpkUDL:UpperDesignLimit,LDL:LowerDesignLimit,centeredcifcccppkppk,,=≤5SAICGMWuLingAutomobileCo.,LtdTDC„80485848382818483828584„„„„Cp(„Cpk„:(:1nxnxinii∑==µ:()(:122nxnxinii∑=−=µσσσ6LDLUDLcp−==σµµ3),(−−=UDLLDLMincpkUDL:UpperDesignLimit,LDL:LowerDesignLimit,6SAICGMWuLingAutomobileCo.,LtdTDC••••7SAICGMWuLingAutomobileCo.,LtdTDCDatum—()DatumFeature—øDatumFeatureDatumTarget10A1AGMIOQ12()8SAICGMWuLingAutomobileCo.,LtdTDC6•()69SAICGMWuLingAutomobileCo.,LtdTDC¾F-¾E-¾D-10SAICGMWuLingAutomobileCo.,LtdTDCM¾K-¾M-,11SAICGMWuLingAutomobileCo.,LtdTDCGD&Txyz12SAICGMWuLingAutomobileCo.,LtdTDC4A4B13SAICGMWuLingAutomobileCo.,LtdTDC•–()•63…………14SAICGMWuLingAutomobileCo.,LtdTDC–Function•••–Repeatability•••–Coordinated••¾¾15SAICGMWuLingAutomobileCo.,LtdTDC¾GD&T,A1Z=1050,A2Z=100.¾GD&T,A1ZA2Z.16SAICGMWuLingAutomobileCo.,LtdTDC¾GD&T,A1Z=1050,A3Z=100,GD&TA1ZA2Z17SAICGMWuLingAutomobileCo.,LtdTDC¾DGD&T,A1Z=800,A3Z=415.¾GD&T,A1ZA3Z.18SAICGMWuLingAutomobileCo.,LtdTDC¾DGD&T,A1Z=800,A3Z=415,DGD&TA1ZA3Z19SAICGMWuLingAutomobileCo.,LtdTDC¾20SAICGMWuLingAutomobileCo.,LtdTDC¾¾21SAICGMWuLingAutomobileCo.,LtdTDC„„„22SAICGMWuLingAutomobileCo.,LtdTDC„„„DTS23SAICGMWuLingAutomobileCo.,LtdTDCDTS„DTSDTS„DTSGAP24SAICGMWuLingAutomobileCo.,LtdTDC„GAP„DTSGAP51.51.5„0.5„1.0„DTS25SAICGMWuLingAutomobileCo.,LtdTDC„„0.75„0.25„1.0