3DCS公差分析操作步骤

1、3DCS公差分析应用指南公差分析应用指南3DCS3DCS公差分析流程公差分析流程 3DCS Tolerance Analysis Workflow3DCS Tolerance Analysis Workflow数据准备数据准备Data PreparationData Preparation定义零件到工装的定义零件到工装的MoveMoveCreating Part-to-Fixture MoveCreating Part-to-Fixture Move定义工装定位块和定位销的定义工装定位块和定位销的ToleranceToleranceCreating Fixture Pad/Pin Tolera

2、nceCreating Fixture Pad/Pin Tolerance定义定义MeasurementMeasurementCreaCreat ting Measurementing Measurement定义焊装过程的定义焊装过程的MoveMoveCreating Weld MoveCreating Weld Move定义焊点位置零件的定义焊点位置零件的ToleranceToleranceCreating Part Tolerance at Weld Point PositionCreating Part Tolerance at Weld Point Position分析分析Analys

3、isAnalysis编制报告编制报告ReportingReporting3DCS3DCS公差分析流程公差分析流程 3DCS Tolerance Analysis Workflow3DCS Tolerance Analysis Workflow数据准备数据准备Data PreparationData Preparation定义零件到工装的定义零件到工装的MoveMoveCreating Part-to-Fixture MoveCreating Part-to-Fixture Move定义工装定位块和定位销的定义工装定位块和定位销的ToleranceToleranceCreating Fixtur

4、e Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance定义定义MeasurementMeasurementCreaCreat ting Measurementing Measurement定义焊装过程的定义焊装过程的MoveMoveCreating Weld MoveCreating Weld Move定义焊点位置零件的定义焊点位置零件的ToleranceToleranceCreating Part Tolerance at Weld Point PositionCreating Part Tolerance at Weld Point Po

5、sition分析分析AnalysisAnalysis编制报告编制报告ReportingReportingCAD CAD 数据数据CAD dataCAD data工艺流程图工艺流程图Flow ChartFlow ChartMLPMLP表表MLP FormsMLP Forms技术要求技术要求Major Technical SpecificationsMajor Technical Specifications产品质量基准产品质量基准GD&T DrawingGD&T Drawing3DCS3DCS公差分析流程公差分析流程 3DCS Tolerance Analysis Workflo

6、w3DCS Tolerance Analysis Workflow数据准备数据准备Data PreparationData Preparation定义零件到工装的定义零件到工装的MoveMoveCreating Part-to-Fixture MoveCreating Part-to-Fixture Move定义工装定位块和定位销的定义工装定位块和定位销的ToleranceToleranceCreating Fixture Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance定义定义MeasurementMeasurementCreaCreat

7、 ting Measurementing Measurement定义焊装过程的定义焊装过程的MoveMoveCreating Weld MoveCreating Weld Move定义焊点位置零件的定义焊点位置零件的ToleranceToleranceCreating Part Tolerance at Weld Point PositionCreating Part Tolerance at Weld Point Position分析分析AnalysisAnalysis编制报告编制报告ReportingReporting定义定义MoveMoveCreaCreat ting Moveing M

8、ove定义零件的定义零件的DCS PointDCS PointCreating Part DCS PointCreating Part DCS Point定义定位销销径公差定义定位销销径公差Creating Fixture Pin Size ToleranceCreating Fixture Pin Size Tolerance定义孔销偏移定义孔销偏移CreaCreat ting Hole/Pin Floatinging Hole/Pin Floating复制零件的复制零件的DCS PointDCS Point到工装到工装Coping Part DCS Point to FixtureCopi

9、ng Part DCS Point to Fixture定义定位孔孔径公差定义定位孔孔径公差Creating Hole Size ToleranceCreating Hole Size Tolerance3DCS3DCS公差分析流程公差分析流程 3DCS Tolerance Analysis Workflow3DCS Tolerance Analysis Workflow数据准备数据准备Data PreparationData Preparation定义零件到工装的定义零件到工装的MoveMoveCreating Part-to-Fixture MoveCreating Part-to-Fix

10、ture Move定义工装定位块和定位销的定义工装定位块和定位销的ToleranceToleranceCreating Fixture Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance定义定义MeasurementMeasurementCreaCreat ting Measurementing Measurement定义焊装过程的定义焊装过程的MoveMoveCreating Weld MoveCreating Weld Move定义焊点位置零件的定义焊点位置零件的ToleranceToleranceCreating Part Tolera

11、nce at Weld Point PositionCreating Part Tolerance at Weld Point Position分析分析AnalysisAnalysis编制报告编制报告ReportingReporting定义工装定位块型面的定义工装定位块型面的ToleranceToleranceCreating Fixture Pad Profile ToleranceCreating Fixture Pad Profile Tolerance定义工装定位销位置的定义工装定位销位置的ToleranceToleranceCreating Fixture Pin Position

12、ToleranceCreating Fixture Pin Position Tolerance3DCS3DCS公差分析流程公差分析流程 3DCS Tolerance Analysis Workflow3DCS Tolerance Analysis Workflow数据准备数据准备Data PreparationData Preparation定义零件到工装的定义零件到工装的MoveMoveCreating Part-to-Fixture MoveCreating Part-to-Fixture Move定义工装定位块和定位销的定义工装定位块和定位销的ToleranceToleranceCre

13、ating Fixture Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance定义定义MeasurementMeasurementCreaCreat ting Measurementing Measurement定义焊装过程的定义焊装过程的MoveMoveCreating Weld MoveCreating Weld Move定义焊点位置零件的定义焊点位置零件的ToleranceToleranceCreating Part Tolerance at Weld Point PositionCreating Part Tolerance at W

14、eld Point Position分析分析AnalysisAnalysis编制报告编制报告ReportingReporting定义定义MoveMoveCreaCreat ting Moveing Move定义零件焊点的定义零件焊点的DCS PointDCS PointCreating DCS Weld Points on PartCreating DCS Weld Points on Part复制零件焊点的复制零件焊点的DCS PointDCS Point到焊装的另外一个零件到焊装的另外一个零件Coping DCS Points from Part to Weld-to PartCoping

15、 DCS Points from Part to Weld-to Part3DCS3DCS公差分析流程公差分析流程 3DCS Tolerance Analysis Workflow3DCS Tolerance Analysis Workflow数据准备数据准备Data PreparationData Preparation定义零件到工装的定义零件到工装的MoveMoveCreating Part-to-Fixture MoveCreating Part-to-Fixture Move定义工装定位块和定位销的定义工装定位块和定位销的ToleranceToleranceCreating Fixtu

16、re Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance定义定义MeasurementMeasurementCreaCreat ting Measurementing Measurement定义焊装过程的定义焊装过程的MoveMoveCreating Weld MoveCreating Weld Move定义焊点位置零件的定义焊点位置零件的ToleranceToleranceCreating Part Tolerance at Weld Point PositionCreating Part Tolerance at Weld Point P

17、osition分析分析AnalysisAnalysis编制报告编制报告ReportingReporting定义焊点位置零件的定义焊点位置零件的ToleranceToleranceCreating Part Profile Tolerance at Weld Point PositionCreating Part Profile Tolerance at Weld Point Position定义焊点位置另外一个焊装零件的的定义焊点位置另外一个焊装零件的的ToleranceToleranceCreating Weld-toCreating Weld-to Part Profile Toleran

18、ce at Weld Point Part Profile Tolerance at Weld Point PositionPosition3DCS3DCS公差分析流程公差分析流程 3DCS Tolerance Analysis Workflow3DCS Tolerance Analysis Workflow数据准备数据准备Data PreparationData Preparation定义零件到工装的定义零件到工装的MoveMoveCreating Part-to-Fixture MoveCreating Part-to-Fixture Move定义工装定位块和定位销的定义工装定位块和定位销

19、的ToleranceToleranceCreating Fixture Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance定义定义MeasurementMeasurementCreaCreat ting Measurementing Measurement定义焊装过程的定义焊装过程的MoveMoveCreating Weld MoveCreating Weld Move定义焊点位置零件的定义焊点位置零件的ToleranceToleranceCreating Part Tolerance at Weld Point PositionCreati

20、ng Part Tolerance at Weld Point Position分析分析AnalysisAnalysis编制报告编制报告ReportingReporting( (如果需要定义用于如果需要定义用于MeasurementMeasurement的的DCS Points)DCS Points)(Creating DCS Points for Measurement when needed)(Creating DCS Points for Measurement when needed)定义定义MeasurementMeasurementCreating MeasurementCreat

21、ing Measurement3DCS3DCS公差分析流程公差分析流程 3DCS Tolerance Analysis Workflow3DCS Tolerance Analysis Workflow数据准备数据准备Data PreparationData Preparation定义零件到工装的定义零件到工装的MoveMoveCreating Part-to-Fixture MoveCreating Part-to-Fixture Move定义工装定位块和定位销的定义工装定位块和定位销的ToleranceToleranceCreating Fixture Pad/Pin ToleranceCr

22、eating Fixture Pad/Pin Tolerance定义定义MeasurementMeasurementCreaCreat ting Measurementing Measurement定义焊装过程的定义焊装过程的MoveMoveCreating Weld MoveCreating Weld Move定义焊点位置零件的定义焊点位置零件的ToleranceToleranceCreating Part Tolerance at Weld Point PositionCreating Part Tolerance at Weld Point Position分析分析AnalysisAna

23、lysis编制报告编制报告ReportingReportingUpdate ModelUpdate ModelUpdate ModelUpdate Model分析分析AnalysisAnalysisNominal BuildNominal BuildNominal BuildNominal Build3DCS3DCS公差分析流程公差分析流程 3DCS Tolerance Analysis Workflow3DCS Tolerance Analysis Workflow数据准备数据准备Data PreparationData Preparation定义零件到工装的定义零件到工装的MoveMove

24、Creating Part-to-Fixture MoveCreating Part-to-Fixture Move定义工装定位块和定位销的定义工装定位块和定位销的ToleranceToleranceCreating Fixture Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance定义定义MeasurementMeasurementCreaCreat ting Measurementing Measurement定义焊装过程的定义焊装过程的MoveMoveCreating Weld MoveCreating Weld Move定义焊点位置零

25、件的定义焊点位置零件的ToleranceToleranceCreating Part Tolerance at Weld Point PositionCreating Part Tolerance at Weld Point Position分析分析AnalysisAnalysis编制报告编制报告ReportingReporting编制报告编制报告ReportingReporting操作步骤操作步骤 Detail StepsDetail Steps1. 1. 数据准备数据准备 Data PreparationData Preparation2. 2. 定义零件到工装的定义零件到工装的Move

26、Creating Part-to-Fixture MoveMove Creating Part-to-Fixture Move2.1. 2.1. 定义零件的定义零件的DCS Point Creating Part DCS PointDCS Point Creating Part DCS Point2.2. 2.2. 定义定位孔孔径公差定义定位孔孔径公差 Creating Hole Size ToleranceCreating Hole Size Tolerance2.3. 2.3. 复制零件的复制零件的DCS PointDCS Point到工装到工装 Coping Part DCS Point

27、 to FixtureCoping Part DCS Point to Fixture2.4. 2.4. 定义定位销销径公差定义定位销销径公差 Creating Fixture Pin Size ToleranceCreating Fixture Pin Size Tolerance2.5. 2.5. 定义定义Move Creating Move Move Creating Move 2.6. 2.6. 定义孔销偏移定义孔销偏移 Creating Hole/Pin FloatingCreating Hole/Pin Floating3. 3. 定义工装定位块和定位销的定义工装定位块和定位销的T

28、olerance Creating Fixture Pad/Pin ToleranceTolerance Creating Fixture Pad/Pin Tolerance3.1. 3.1. 定义工装定位块型面的定义工装定位块型面的Tolerance Creating Fixture Pad Profile ToleranceTolerance Creating Fixture Pad Profile Tolerance3.2. 3.2. 定义工装定位销位置的定义工装定位销位置的Tolerance Creating Fixture Pin Position ToleranceToleranc

29、e Creating Fixture Pin Position Tolerance4. 4. 定义焊装过程的定义焊装过程的Move Creating Weld MoveMove Creating Weld Move4.1. 4.1. 定义零件焊点的定义零件焊点的DCS Point Creating DCS Weld Points on PartDCS Point Creating DCS Weld Points on Part4.2. 4.2. 复制零件焊点的复制零件焊点的DCS PointDCS Point到焊装的另外一个零件到焊装的另外一个零件 Coping DCS Points from

30、 Part to Weld-to PartCoping DCS Points from Part to Weld-to Part4.3. 4.3. 定义定义Move Creating MoveMove Creating Move5. 5. 定义焊点位置零件的定义焊点位置零件的Tolerance Creating Part Tolerance at Weld Point PositionTolerance Creating Part Tolerance at Weld Point Position5.1. 5.1. 定义焊点位置零件的定义焊点位置零件的Tolerance Creating Par

31、t Profile Tolerance at Weld Point PositionTolerance Creating Part Profile Tolerance at Weld Point Position5.2.5.2.定义焊点位置另外一个焊装零件的的定义焊点位置另外一个焊装零件的的Tolerance Creating Weld-to Part Profile Tolerance at Weld Tolerance Creating Weld-to Part Profile Tolerance at Weld Point PositionPoint Position6. 6. 定义定义

32、Measurement Creating MeasurementMeasurement Creating Measurement7. 7. 分析分析 AnalysisAnalysis8. 8. 编制报告编制报告 ReportingReporting1. 1. 数据准备数据准备 Data Preparation Data PreparationStep1Step1：根据：根据MLPMLP表，装配流程表等规划表，装配流程表等规划公差分析的公差分析的MoveMove。Tips for define MovesTips for define MovesThe Primary plane is larg

33、est plane The Primary plane is largest plane to create point1, 2, 3to create point1, 2, 3The Secondary plane is second The Secondary plane is second largest plane to create point 4, 5largest plane to create point 4, 5The Tertiary plane is smallest The Tertiary plane is smallest plane to create point

34、6plane to create point61. 1. 数据准备数据准备 Data Preparation Data PreparationStep2Step2：ASM/Tools/Generate CATPart ASM/Tools/Generate CATPart from Product,from Product,将不需要分解的分总成的将不需要分解的分总成的装配模型转换为装配模型转换为CATPartCATPart。Step3: Step3: 创建用于公差分析的装配模型（创建用于公差分析的装配模型（如右图所示）如右图所示）* * * *_Fix_Fix表示是工装，是空的表示是工装，是空的

35、CATPartCATPart，以后将，以后将复制复制3DCS point3DCS point到其中。到其中。2.1. 2.1. 定义零件的定义零件的DCS Point Creating Part DCS PointDCS Point Creating Part DCS PointStep1: Step1: 选择选择3DCS/Features/Feature 3DCS/Features/Feature PointPoint。Step2: Step2: 选择选择Fast Point CreationFast Point Creation选选项，定义零件的项，定义零件的DCS PointDCS Po

36、int。2.2. 2.2. 定义定位孔孔径公差定义定位孔孔径公差 Creating Hole Size ToleranceCreating Hole Size ToleranceStep1Step1：选择选择3DCS/Features/3DCS/Features/E Edit Pointdit PointStep2Step2：选择选择S Size Toleranceize Tolerance选项，定义孔径选项，定义孔径及孔径公差（长安汽车标准及孔径公差（长安汽车标准0-0.2mm0-0.2mm）2.3. 2.3. 复制零件的复制零件的DCS PointDCS Point到工装到工装 Copin

37、g Part DCS Point to FixtureCoping Part DCS Point to FixtureStep1Step1：选择选择3DCS/Copy Data3DCS/Copy DataStep2: Step2: 选择选择Pick PartsPick Parts选项，将零选项，将零件中的件中的DCS PointDCS Point复制到工装中。复制到工装中。Step3: Step3: 在工装中将复制过来的点更在工装中将复制过来的点更改名称，以便于以后定义改名称，以便于以后定义MoveMove。2.4. 2.4. 定义定位销销径公差定义定位销销径公差 Creating Fixtu

38、re Pin Size ToleranceCreating Fixture Pin Size ToleranceStep1Step1：选择选择3DCS/Features/3DCS/Features/E Edit Pointdit PointStep2Step2：选择选择S Size Toleranceize Tolerance选项，定义工装选项，定义工装上的定位销的销径（长安汽车标准小于孔径上的定位销的销径（长安汽车标准小于孔径0.1mm0.1mm），销径公差（长安汽车标准），销径公差（长安汽车标准-0.1-0.1到到- -0.15mm0.15mm）。）。2.5. 2.5. 定义定义Move

39、Creating MoveMove Creating MoveStep1Step1：选择：选择3DCS/3DCS/M MTM-GD&T/MoveTM-GD&T/MoveStep2Step2：选择分总成的：选择分总成的CATProductCATProduct文件文件Step3Step3：定义如右图所示：定义如右图所示2.6. 2.6. 定义孔销偏移定义孔销偏移 Creating Hole/Pin FloatingCreating Hole/Pin FloatingStep1Step1：选择：选择OptionsOptions选项选项Step2Step2：定义如右图所示：定义如右图所

40、示3.1. 3.1. 定义工装定位块型面的定义工装定位块型面的Tolerance Creating Fixture Pad Profile ToleranceTolerance Creating Fixture Pad Profile ToleranceStep1Step1：选择：选择3DCS/3DCS/M MTM-GD&T/ToleranceTM-GD&T/ToleranceStep2: Step2: 选择工装零件选择工装零件* * * *_Fix_FixStep3Step3：如右图所示，定义工装定位块型面的：如右图所示，定义工装定位块型面的公差（长安汽车标准公差（长安汽车标

41、准-0.05-0.05到到0.05mm0.05mm）Tolerance type: LinearTolerance type: LinearMode: IndependentMode: IndependentDirectionDirectionDir#1: AssocDirDir#1: AssocDirDeviation (Deviation (表示表示) )Rand#1_Distribution: NormalRand#1_Distribution: NormalRand#1_Range: 0.1mmRand#1_Range: 0.1mmRand#1_Offset: 0Rand#1_Offs

42、et: 03.2. 3.2. 定义工装定位销位置的定义工装定位销位置的Tolerance Creating Fixture Pin Position ToleranceTolerance Creating Fixture Pin Position ToleranceStep1Step1：选择：选择3DCS/3DCS/M MTM-GD&T/ToleranceTM-GD&T/ToleranceStep2: Step2: 选择工装零件选择工装零件* * * *_Fix_FixStep1Step1：如右图所示，定义工装定位销位置的：如右图所示，定义工装定位销位置的公差（长安汽车标准公差

43、（长安汽车标准-0.05-0.05到到0.05mm0.05mm）Tolerance type: CircularTolerance type: CircularMode: IndependentMode: IndependentDirectionDirectionDir#1: AssocDirDir#1: AssocDirDeviation (Deviation (表示表示) )Rand#1_Distribution: UniformRand#1_Distribution: UniformRand#1_Range: 0.1mmRand#1_Range: 0.1mmRand#1_Offset:

44、0mmRand#1_Offset: 0mmRand#1_Distribution: NormalRand#1_Distribution: NormalRand#1_Range: 360degRand#1_Range: 360degRand#1_Offset: 0degRand#1_Offset: 0deg4.1. 4.1. 定义零件焊点的定义零件焊点的DCS Point Creating DCS Weld Points on PartDCS Point Creating DCS Weld Points on PartStep1: Step1: 选择选择3DCS/Features/Feature

45、 3DCS/Features/Feature PointPoint。Step2: Step2: 选择选择Fast Point CreationFast Point Creation选项，选项，定义零件的定义零件的DCS PointDCS Point。4.2. 4.2. 复制零件焊点的复制零件焊点的DCS PointDCS Point到焊装的另外一个零件到焊装的另外一个零件 Coping DCS Points Coping DCS Points from Part to Weld-to Partfrom Part to Weld-to PartStep1Step1：选择：选择3DCS/Copy

46、Data3DCS/Copy DataStep2: Step2: 选择选择Pick PartsPick Parts选项，将零件中的选项，将零件中的DCS PointDCS Point复制到焊装的另外一个零件中。复制到焊装的另外一个零件中。Step3: Step3: 在焊装的另外一个零件中将复制过来在焊装的另外一个零件中将复制过来的点更改名称，以便于以后定义的点更改名称，以便于以后定义MoveMove。4.3.4.3.定义焊装过程的定义焊装过程的Move Creating Weld MoveMove Creating Weld MoveStep1Step1：选择：选择3DCS/MTM-GD&

47、;T/Move3DCS/MTM-GD&T/MoveStep2Step2：选择分总成的：选择分总成的CATProductCATProductStep3Step3：定义如右图所示：定义如右图所示5.1. 5.1. 定义焊点位置零件的定义焊点位置零件的Tolerance Creating Part Profile Tolerance at Tolerance Creating Part Profile Tolerance at Weld Point PositionWeld Point PositionStep1Step1：选择：选择3DCS/MTM-GD&T/Tolerance3DCS/MTM-GD&T/ToleranceStep2: Step2: 选择零件选择零件Step3Step3：如右图所示，定义零件的形状公差（：如右图所示，定义零件的形状公差（长安汽车标准长安汽车标准-0.7-0.7到到0.7mm0.7mm）Tolerance type: LinearTolerance type: LinearMode: Indepe