tailieunhanh - Dimensioning and Tolerancing Part 9

Tham khảo tài liệu 'dimensioning and tolerancing part 9', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | ASME DIMENSIONING AND TOLERA ICING I FIG. 5-24 a PATTERN-LOCATING TOLERANCE ZONE FRAMEWORK Applicability of tolerance zones specified In the upper entry of the composite feature control frame. I FIG. s-24 b FEATURE-RELATING TOI FRANCE ZONE FRAMEWORK 0 Applicability of tolerance zones specified In the lower entry of the composite feature control frame. FIG. 6-24 RADIAL HOLE PATTERN LOCATED BY COMPOSITE POSITIONAL TOLERANCING CONTD Tolerance Zones for Radial Hole Pattern DIMENSIONING AND TOLERANCING ASME I FIG. 5-24 c l 0 A 0 A B 1 Datum axis B 4X pattern-locating tolerance zone cylinders at MMC. Pattern-locating tolerance zone framework PLTZF la located and oriented relative to datum plane A and datum axis B no rotational requirements 4X feature-relating tolerance zone cylinders at MMC Feature-relating tolerance zone framework FRTZF Is oriented to datum plane A Unusable area Rotation of feature -relating tolerance zone cylinders governed by pattern-locating tolerance zone cylinders Unusable area One possible displacement of feature-relating tolerance zone framework FRTZF relative to pattern-locating tolerance zone framework PLTZF . I FIG. 5-24 dj One possible displacement of actual feature axis at MMC. The actual feature axis must be within both tolerance cylinders. The feature pattern as a group may be displaced within the usable confines of the feature-relating tolerance cylinders Actual feature axis shown at Its maximum Inclination Feature Pattern-locating tolerance zone cylinder Feature-relating tolerance zone cylinder One possible displacement of actual feature pattern one hole shown . FIG. 5-24 RADIAL HOLE PATTERN LOCATED BY COMPOSITE POSITIONAL TOLERANCING CONTDi Tolerance Zones for Redial Hole Pattern Confd 1 1 ASNE DIMENSIONING AND TOLERANCING FIG. 5-25 RADIAL HOLE PATTERN LOCATED BY COMPOSITE POSITIONAL TOLERANCING .