3DCS公差分析操作步骤

1、1 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MoveMove 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ToleranceTolerance Creating Fixture Pad

2、/Pin ToleranceCreating Fixture Pad/Pin Tolerance 定义定义MeasurementMeasurement CreaCreat ting Measurementing Measurement 定义焊装过程的定义焊装过程的MoveMove Creating Weld MoveCreating Weld Move 定义焊点位置零件的定义焊点位置零件的ToleranceTolerance Creating Part Tolerance at Weld Point PositionCreating Part Tolerance at Weld Point P

3、osition 分析分析 AnalysisAnalysis 编制报告编制报告 ReportingReporting 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MoveMove 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Tolera

4、nceTolerance Creating Fixture Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance 定义定义MeasurementMeasurement CreaCreat ting Measurementing Measurement 定义焊装过程的定义焊装过程的MoveMove Creating Weld MoveCreating Weld Move 定义焊点位置零件的定义焊点位置零件的ToleranceTolerance Creating Part Tolerance at Weld Point PositionCreati

5、ng Part Tolerance at Weld Point Position 分析分析 AnalysisAnalysis 编制报告编制报告 ReportingReporting CAD CAD 数据数据 CAD dataCAD data 工艺流程图工艺流程图 Flow ChartFlow Chart MLPMLP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 Drawing 3DCS3DCS公差分

6、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 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ToleranceTolerance Creating Fixture Pad/Pin ToleranceCreating Fixture Pad/P

7、in Tolerance 定义定义MeasurementMeasurement CreaCreat ting Measurementing Measurement 定义焊装过程的定义焊装过程的MoveMove Creating Weld MoveCreating Weld Move 定义焊点位置零件的定义焊点位置零件的ToleranceTolerance Creating Part Tolerance at Weld Point PositionCreating Part Tolerance at Weld Point Position 分析分析 AnalysisAnalysis 编制报告编制

8、报告 ReportingReporting 定义定义MoveMove CreaCreat ting Moveing Move 定义零件的定义零件的DCS PointDCS Point Creating 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

9、的复制零件的DCS PointDCS Point到工装到工装 Coping Part DCS Point to FixtureCoping 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 Tolerance 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

10、定义零件到工装的定义零件到工装的MoveMove 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ToleranceTolerance Creating Fixture Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance 定义定义MeasurementMeasurement CreaCreat ting Measurementing Measurement 定义焊装过程的定义焊装过程的MoveMove Creating Wel

11、d MoveCreating Weld Move 定义焊点位置零件的定义焊点位置零件的ToleranceTolerance Creating 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 定义工装定位块型面的定义工装定位块型面的ToleranceTolerance Creating Fixture Pad ProCreating Fixture Pad Pro 定义工装定位销

12、位置的定义工装定位销位置的ToleranceTolerance Creating Fixture Pin Position ToleranceCreating Fixture Pin Position Tolerance 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MoveMove Creating Part-to-Fixture MoveCreatin

13、g 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ToleranceTolerance Creating Fixture Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance 定义定义MeasurementMeasurement CreaCreat ting Measurementing Measurement 定义焊装过程的定义焊装过程的MoveMove Creating Weld MoveCreating Weld Move 定义焊点位置零件的定义焊点位置零件的ToleranceTolerance

14、 Creating 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MoveMove CreaCreat ting Moveing Move 定义零件焊点的定义零件焊点的DCS PointDCS Point Creating 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

15、 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 DCS Points from Part to Weld-to Part 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MoveMove Creating Part-to-Fixture

16、 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ToleranceTolerance Creating Fixture Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance 定义定义MeasurementMeasurement CreaCreat ting Measurementing Measurement 定义焊装过程的定义焊装过程的MoveMove Creating Weld MoveCreating Weld Move 定义焊点位置零件的定义焊点位置零件的Tolera

17、nceTolerance Creating 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 定义焊点位置零件的定义焊点位置零件的ToleranceTolerance Creating Part Pro at Weld Point PositionCreating Part Pro 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

18、焊装零件的的ToleranceTolerance Creating Weld-toCreating Weld-to Part Pro at Weld Point PositionPart Pro at Weld Point Position 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MoveMove Creating Part-to-Fixture M

19、oveCreating 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ToleranceTolerance Creating Fixture Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance 定义定义MeasurementMeasurement CreaCreat ting Measurementing Measurement 定义焊装过程的定义焊装过程的MoveMove Creating Weld MoveCreating Weld Move 定义焊点位置零件的定义焊点位置零件的Toleranc

20、eTolerance Creating 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 ( (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 Measur

21、ement when needed) 定义定义MeasurementMeasurement Creating MeasurementCreating Measurement 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MoveMove Creating Part-to-Fixture MoveCreating Part-to-Fixture Move 定

22、义工装定位块和定位销的定义工装定位块和定位销的ToleranceTolerance Creating Fixture Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance 定义定义MeasurementMeasurement CreaCreat ting Measurementing Measurement 定义焊装过程的定义焊装过程的MoveMove Creating Weld MoveCreating Weld Move 定义焊点位置零件的定义焊点位置零件的ToleranceTolerance Creating Part Tolerance

23、 at Weld Point PositionCreating Part Tolerance at Weld Point Position 分析分析 AnalysisAnalysis 编制报告编制报告 ReportingReporting Update ModelUpdate Model Update ModelUpdate Model 分析分析 AnalysisAnalysis Nominal BuildNominal Build Nominal BuildNominal Build 3DCS3DCS公差分析流程公差分析流程 3DCS Tolerance Analysis Workflow3

24、DCS 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 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ToleranceTolerance Creating Fixture Pad/Pin ToleranceCreating Fixture Pad/Pin Tolerance 定义定义MeasurementMeasurement Cre

25、aCreat ting Measurementing Measurement 定义焊装过程的定义焊装过程的MoveMove Creating Weld MoveCreating Weld Move 定义焊点位置零件的定义焊点位置零件的ToleranceTolerance Creating 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 ReportingRep

26、orting 操作步骤操作步骤 Detail StepsDetail Steps 1. 1. 数据准备数据准备 Data PreparationData Preparation 2. 2. 定义零件到工装的定义零件到工装的Move Creating Part-to-Fixture MoveMove Creating Part-to-Fixture Move 2.1. 2.1. 定义零件的定义零件的DCS Point Creating Part DCS PointDCS Point Creating Part DCS Point 2.2. 2.2. 定义定位孔孔径公差定义定位孔孔径公差 Crea

27、ting Hole Size ToleranceCreating Hole Size Tolerance 2.3. 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 to FixtureCoping Part DCS Point to Fixture 2.4. 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 Tolerance 2.5. 2.5. 定义定义Move Creating Move Move

28、 Creating Move 2.6. 2.6. 定义孔销偏移定义孔销偏移 Creating Hole/Pin FloatingCreating Hole/Pin Floating 3. 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Tolerance Creating Fixture Pad/Pin ToleranceTolerance Creating Fixture Pad/Pin Tolerance 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 ProTolerance Creating Fixture

29、 Pad Pro 3.2. 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 Tolerance 4. 4. 定义焊装过程的定义焊装过程的Move Creating Weld MoveMove Creating Weld Move 4.1. 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 P

30、oints on Part 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 from Part to Weld-to PartCoping DCS Points from Part to Weld-to Part 4.3. 4.3. 定义定义Move Creating MoveMove Creating Move 5. 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 PositionToler

31、ance Creating Part Tolerance at Weld Point Position 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 Pro at Weld Point PositionTolerance Creating Part Pro at Weld Point Position 5.2.5.2.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 Pro at Weld Point PositionTolerance Creating We

32、ld-to Part Pro at Weld Point Position 6. 6. 定义定义Measurement Creating MeasurementMeasurement Creating Measurement 7. 7. 分析分析 AnalysisAnalysis 8. 8. 编制报告编制报告 ReportingReporting 1. 1. 数据准备数据准备 Data Preparation Data Preparation Step1:Step1:根据根据MLPMLP表表, ,装配流程表等规划公装配流程表等规划公 差分析的差分析的MoveMove。 Tips for def

33、ine MovesTips for define Moves The Primary plane is largest plane The Primary plane is largest plane to create point1, 2, 3to create point1, 2, 3 The Secondary plane is second The Secondary plane is second largest plane to create point 4, 5largest plane to create point 4, 5 The Tertiary plane is sma

34、llest The Tertiary plane is smallest plane to create point6plane to create point6 1. 1. 数据准备数据准备 Data Preparation Data Preparation Step2:ASM/Tools/Generate CATPart Step2: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

35、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表示是工装表示是工装, ,是空的是空的CATPartCATPart, ,以后将复以后将复 制制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 Point Step1: Step1: 选择选择3DCS/Features/Feature 3DCS/Features/Feature PointPoint。 Step2: Step2: 选择

36、选择Fast Point CreationFast Point Creation选选 项项, ,定义零件的定义零件的DCS PointDCS Point。 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 Tolerance Step1:Step1:选择选择3DCS/Features/3DCS/Features/E Edit Pointdit Point Step2Step2: :选择选择S Size Toleranceize Tolerance选项选项, ,定义孔径及定义孔径及 孔径公差（长

37、安汽车标准孔径公差（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 Coping Part DCS Point to FixtureCoping Part DCS Point to Fixture Step1:Step1:选择选择3DCS/Copy Data3DCS/Copy Data Step2: Step2: 选择选择Pick PartsPick Parts选项选项, ,将零件将零件 中的中的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

38、点更在工装中将复制过来的点更 改名称改名称, ,以便于以后定义以便于以后定义MoveMove。 2.4. 2.4. 定义定位销销径公差定义定位销销径公差 Creating Fixture Pin Size ToleranceCreating Fixture Pin Size Tolerance Step1:Step1:选择选择3DCS/Features/3DCS/Features/E Edit Pointdit Point Step2Step2: :选择选择S Size Toleranceize Tolerance选项选项, ,定义工装上定义工装上 的定位销的销径（长安汽车标准小于孔径的定位销

39、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 Creating MoveMove Creating Move Step1Step1: :选择选择3DCS/3DCS/M MTM-GD&T/MoveTM-GD&T/Move Step2Step2: :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 Ho

40、le/Pin FloatingCreating Hole/Pin Floating Step1:Step1:选择选择OptionsOptions选项选项 Step2Step2: :定义如右图所示定义如右图所示 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 ProTolerance Creating Fixture Pad Pro Step1Step1: :选择选择3DCS/3DCS/M MTM-GD&T/ToleranceTM-GD&T/Tolerance Step2: Step2: 选择工装零件选择工装零件* * *

41、 *_Fix_Fix Step3Step3: :如右图所示如右图所示, ,定义工装定位块型面的公定义工装定位块型面的公 差（长安汽车标准差（长安汽车标准-0.05-0.05到到0.05mm0.05mm） Tolerance type: LinearTolerance type: Linear Mode: IndependentMode: Independent DirectionDirection Dir#1: AssocDirDir#1: AssocDir Deviation (Deviation (表示表示) ) Rand#1_Distribution: NormalRand#1_Dist

42、ribution: Normal Rand#1_Range: 0.1mmRand#1_Range: 0.1mm Rand#1_Offset: 0Rand#1_Offset: 0 3.2. 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 Tolerance Step1Step1: :选择选择3DCS/3DCS/M MTM-GD&T/ToleranceTM-GD&T/Tolerance Step2: Step2: 选择工

43、装零件选择工装零件* * * *_Fix_Fix Step1Step1: :如右图所示如右图所示, ,定义工装定位销位置的公定义工装定位销位置的公 差（长安汽车标准差（长安汽车标准-0.05-0.05到到0.05mm0.05mm） Tolerance type: CircularTolerance type: Circular Mode: IndependentMode: Independent DirectionDirection Dir#1: AssocDirDir#1: AssocDir Deviation (Deviation (表示表示) ) Rand#1_Distribution:

44、 UniformRand#1_Distribution: Uniform Rand#1_Range: 0.1mmRand#1_Range: 0.1mm Rand#1_Offset: 0mmRand#1_Offset: 0mm Rand#1_Distribution: NormalRand#1_Distribution: Normal Rand#1_Range: 360degRand#1_Range: 360deg Rand#1_Offset: 0degRand#1_Offset: 0deg 4.1. 4.1. 定义零件焊点的定义零件焊点的DCS Point Creating DCS Weld

45、Points on PartDCS Point Creating DCS Weld Points on Part Step1: Step1: 选择选择3DCS/Features/Feature 3DCS/Features/Feature PointPoint。 Step2: Step2: 选择选择Fast Point CreationFast Point Creation选项选项, ,定定 义零件的义零件的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 P

46、oints Coping DCS Points from Part to Weld-to Partfrom Part to Weld-to Part Step1:Step1:选择选择3DCS/Copy Data3DCS/Copy Data Step2: Step2: 选择选择Pick PartsPick Parts选项选项, ,将零件中的将零件中的DCS DCS PointPoint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 的点更改名称的点更改名称, ,以便于以后定义以便于以后定义Mo

47、veMove。 4.3.4.3.定义焊装过程的定义焊装过程的Move Creating Weld MoveMove Creating Weld Move Step1:Step1:选择选择3DCS/MTM-GD&T/Move3DCS/MTM-GD&T/Move Step2Step2: :选择分总成的选择分总成的CATProductCATProduct Step3Step3: :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 Pro at Weld Point Tolerance Creating Part Pro at Weld Point PositionPosition Step1:Step1:选择选择3DCS/MTM-GD&T/Tolerance3DCS/MTM-GD&T/Tolerance Step2: Step2: 选择零件选择零件 Step3Step3: :如右图所示如右图所示, ,定义零件的形状公差（长定义零件的形状公差（长 安汽车标准安汽车标准-0.7-0.7到到0.7mm0.7mm） Tolerance type: LinearTolerance type: Linea