geometric dimensioning and tolerancing profile of a surface

Tài liệu Geometric dimensioning and tolerancing for mechanical design ppt

... between a datum, a datumfeature, and a datum feature simulator.4. Datum feature: A datum feature is an actual feature on a part used toestablish a datum.5. Datum feature simulator: A datum feature ... human error, the major cause of part variation occurs as a result of a variety of other sources, such asSetup and stability of the partQuality and sharpness of toolingQuality and maintenance ... dimensioning and tolerancing (GD&T). The primary purpose of thisbook is to teach the graphic language of GD&T in a way that the learner canunderstand and use it in practical applications....

Geometric Dimensioning and Tolerancing for Mechanical Design Part 1 doc

Danh mục: Kĩ thuật Viễn thông

... 202Chapter 13. Graphic Analysis 207Chapter Objectives 207Advantages of Graphic Analysis 207The Accuracy of Graphic Analysis 208Analysis of a Composite Geometric Tolerance 209Analysis of a Pattern ... language of GD&T in a way that the learner canunderstand and use it in practical applications. It is intended as a textbookto be used in colleges and universities and as a training manual ... in accordance with the latest revision of the geometric dimensioning and tolerancing standard, ASME Y14.5M-1994.GD&T is a graphic language. To facilitate understanding, there is at least...

Geometric Dimensioning and Tolerancing for Mechanical Design Part 1 pps

Danh mục: Kĩ thuật Viễn thông

... purpose of thisbook is to teach the graphic language of GD&T in a way that the learner canunderstand and use it in practical applications. It is intended as a textbookto be used in colleges and ... universities and as a training manual for corporatetraining programs that teach engineering, design, drafting, manufacturing, and quality professionals. This book is also appropriate for a self-study ... 195Summary 199Chapter Review 200Problems 202Chapter 13. Graphic Analysis 207Chapter Objectives 207Advantages of Graphic Analysis 207The Accuracy of Graphic Analysis 208Analysis of a Composite...

Geometric Dimensioning and Tolerancing for Mechanical Design Part 2 potx

Danh mục: Kĩ thuật Viễn thông

... asSetup and stability of the partQuality and sharpness of toolingQuality and maintenance of machine toolsExcessive clampingSize of the partThe material the part is made fromHeat ... on a drawing are shown at right angles and no angle is speciﬁed.6. A basic 90◦angle applies where centerlines of features in a pattern orsurfaces shown at right angles on a drawing are located ... Even a corner of the feature control frame may be attached to an extension line extending from a surface at an angle to the horizontal plane. A feature control frame may beplaced beneath a dimension...

Geometric Dimensioning and Tolerancing for Mechanical Design Part 2 pps

Danh mục: Kĩ thuật Viễn thông

... asSetup and stability of the partQuality and sharpness of toolingQuality and maintenance of machine toolsExcessive clampingSize of the partThe material the part is made fromHeat ... RelatedFeaturesSYMMETRYCONCENTRICITYPOSITIONSymbolSTRAIGHTNESSFLATNESSCIRCULARITYCYLINDRICITY PROFILE OF A LINE PROFILE OF A SURFACE Geometric CharacteristicsANGULARITYPERPENDICULARITYPARALLELISMCIRCULAR RUNOUTTOTAL RUNOUTRunoutLocationOrientationRelatedFeatures Profile FormType ... dimensioning and tolerancing on CAD/CAM databasemodelsFundamental Drawing Rules Dimensioning and tolerancing shall clearly deﬁne engineering intent and shallconform to the following rules:9Downloaded...

Geometric Dimensioning and Tolerancing for Mechanical Design Part 3 doc

Danh mục: Kĩ thuật Viễn thông

... between a datum, a datumfeature, and a datum feature simulator.4. Datum feature: A datum feature is an actual feature on a part used toestablish a datum.5. Datum feature simulator: A datum feature ... geometric characteristics of features of a part are established.PartDatum FeatureSimulator (Surface plate)Datum FeatureTheoretically ExactDatum PlaneDatum PlaneSimulated DatumFigure 3-17 The ... the spaces on Fig.3-25.32. What is the name of a physical portion of a part, such as a surface, pin,hole, tab, or slot?33. What is the name of a feature that has a dimension such as a cylindrical...

Geometric Dimensioning and Tolerancing for Mechanical Design Part 4 ppsx

Danh mục: Kĩ thuật Viễn thông

... in a straightline. Two datum targets are used to establish a secondary datum plane. And one datum target establishes a tertiary datum plane. A combination of datumtarget points, lines, and areas ... datum features at an angle to the datum ref-erence frame is to place a datum feature symbol on the and control that surface with an angularity tolerance and a basic angle.14. A is always intersected ... feature axiswhere datum A is no more important than datum B and datum B is no moreimportant than datum A. When a cylinder is speciﬁed as a datum, such asdatums A and B, the entire surface of the...

Geometric Dimensioning and Tolerancing for Mechanical Design Part 5 pptx

Danh mục: Kĩ thuật Viễn thông

... of a median line and of a median plane, all form tolerances are surface controls and are attached to feature surfaces with a leader or, in somecases, an extension line. No cylindrical tolerance ... for a surface of revolution aboutan axis and the other for a sphere. Circularity is a condition of a surface: For a surface of revolution, all points on the surface intersected by a planeperpendicular ... elements on that surface are in one.8. In a view where the surface to be controlled with a ﬂatness tolerance ap-pears as a a feature control frame is attached to the surface with a .Downloaded from...

Geometric Dimensioning and Tolerancing for Mechanical Design Part 5 pdf

Danh mục: Kĩ thuật Viễn thông

... tolerance may be specified as a refinement. Except forstraightness of a median line and of a median plane, all form tolerances are surface controls and are attached to feature surfaces with a leader ... toSpecify and interpret flatnessSpecify and interpret straightnessExplain the difference between straightness of a surface and straightness of a median line or median planeSpecify and interpret ... straightness verification of a size feature specified at MMCcan be achieved by placing the part in a full form functional gage, as shown inFig. 5-7. If a part goes all the way in the gage and satisfies...

Geometric Dimensioning and Tolerancing for Mechanical Design Part 6 ppt

Danh mục: Kĩ thuật Viễn thông

... 6-10Specifying an angularity tolerance for a plane surface at a basic angle to a plane surface. Specifying angularity of a flat surface In a view where the surface to be controlled appears as a line, a featurecontrol ... datum planes or a datum axis.Specifying parallelism of a flat surface In a view where the surface to be controlled appears as a line, a feature controlframe is attached to the surface with a ... plane that is at a 90◦angle to a datum plane or datum axis.Specifying perpendicularity of a flat surface In a view where the surface to be controlled appears as a line, a feature controlframe...

Geometric Dimensioning and Tolerancing for Mechanical Design Part 6 ppt

Danh mục: Kĩ thuật Viễn thông

... 6-10Specifying an angularity tolerance for a plane surface at a basic angle to a plane surface. Specifying angularity of a flat surface In a view where the surface to be controlled appears as a line, a featurecontrol ... parallelplanes .010 apart. Surface Plate.01030°30°Figure 6-11Verification of a surface at a 30◦angle to a flat datum surface. Specifying angularity of an axisWhen controlling the angularity ... datum planes or a datum axis.Specifying parallelism of a flat surface In a view where the surface to be controlled appears as a line, a feature controlframe is attached to the surface with a...

Geometric Dimensioning and Tolerancing for Mechanical Design Part 7 doc

Danh mục: Kĩ thuật Viễn thông

... can reject a marginallygood part.Shift ToleranceShift tolerance is allocated to a feature or a pattern of features, as a group, and equals the amount a datum feature of size departs from MMC ... General 119 A shift tolerance is allocated to a feature or a pattern of features, as a group, and equals the amount a datum feature of size departs from MMC or virtualcondition toward LMC. It ... between the actual feature size and MMC.Bonus plus geometric tolerance equals total positional tolerance.TABLE7-1 The Calculation of Bonus ToleranceActual Totalfeature Geometric positionalsize...

Geometric Dimensioning and Tolerancing for Mechanical Design Part 7 ppt

Danh mục: Kĩ thuật Viễn thông

... tolerance is allocated to a feature or a pattern of features, as a group, and equals the amount a datum feature of size departs from MMC or virtualDownloaded from Digital Engineering Library ... condition.As the actual size of a datum feature departs from MMC toward LMC, a , of the pattern as a group,is allowed in the exact amount of such departure.20. Thestates that where a da-tum feature ... General 119 A shift tolerance is allocated to a feature or a pattern of features, as a group, and equals the amount a datum feature of size departs from MMC or virtualcondition toward LMC. It...

Geometric Dimensioning and Tolerancing for Mechanical Design Part 8 ppt

Danh mục: Kĩ thuật Viễn thông

... .006cylindrical tolerance zones framework can float, as a pattern, in any direction and rotate about an axis, perpendicular to datum A. A portion of a smallertolerance zone may fall outside of its ... The largest hole that will fit under the head of a fasteneris the sum of half of the diameter of the fastener and half of the diameter of thefastener head, or the distance across the flats of the ... parallel to and located with a basicdimension from datum plane A, centered on datum axis B, and clocked to datumcenter plane C. Since datums B and C are size features and specified at MMC, a shift...