Emerson 形状与位置公差

REV. B ᔶ⢊੠ԡ㕂݀Ꮒ Geometric Dimensioning & Tolerancing ASME Y14.5M, 1994 ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 2 of 102 Ⳃᔩ 1. ॳ߭ ................................................................... 3 2. ⡍ᕕヺো............................................................ 8 3. ෎ޚ ................................................................. 19 4. ᔶ⢊݀Ꮒ.......................................................... 46 5. ᅮ৥݀Ꮒ.......................................................... 54 6. 䕂ᒧᑺ݀Ꮒ ...................................................... 65 7. 䏇ࡼ݀Ꮒ.......................................................... 75 8. ԡ㕂ᑺ ............................................................. 83 ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 3 of 102 1. ॳ߭ 1.1. ㄀ϔॳ߭�–�ሎᇌᵕ䰤 1.1.1. Ͼ߿ሎᇌ㽕㋴ ᔧা᳝ሎᇌ݀Ꮒᷛ⊼ᯊ�Ͼ߿㽕㋴ⱘᵕ䰤ሎᇌ㾘ᅮњ޴ԩᔶ⢊੠ሎᇌ೼ܕ䆌ⱘ㣗ೈݙ বࡼ� 1.1.2. ሎᇌব࣪ ೼ӏԩࠪ䴶ⱘᚙމϟ,Ͼ߿㽕㋴ⱘᅲ䰙ሎᇌᑨ䆹ԡѢᣛᅮⱘሎᇌ݀ᏂПݙ. 1.1.3. ᔶ⢊ব࣪ (䖍⬠ॳ߭ ) a) ೼᳔໻ᅲԧ⢊ᗕᯊ�00&��㽕㋴П㸼䴶ϡᑨ䍙䍞⧚ᛇᔶ⢊ⱘ䖍⬠�㗠೼೒㒌Ϟ䆹䖍⬠Ў ⳳᅲ޴ԩᔶ⢊�Ѣ᳔໻ᅲԧ⢊ᗕϟⱘሎᇌᵕ䰤ᯊ�ӏԩᔶ⢊ⱘব࣪䛑ᰃϡܕ䆌ⱘ n20 +0.1 -0.1 n20.1 (LMC) n20 +0.1 -0.1 n20.1 (MMC) n19.9(LMC) n19.9 (LMC) n19.9(MMC) n19.9(MMC)n20.1 (MMC) n20.1 (LMC) BOUNDARY OF PERFECT FORM AT MMC b) ᔧሔ䚼ᅲ䰙ሎᇌҢ᳔໻ᅲԧ⢊ᗕ৥᳔ᇣᅲԧ⢊ᗕᮍ৥أ⾏ᯊ�㽕㋴ⱘᔶ⢊ܕ䆌೼䖭Ͼ Ⳍᇍᑨⱘأ⿏䞣Ёব࣪� ໪㽕㋴� � � � � ���ݙ㽕㋴� Ѣ MMC ᯊⱘ ⧚ᛇᔶ⢊䖍⬠ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 4 of 102 c) Ѣ᳔ᇣᅲԧ⢊ᗕ�/0&�ᯊ�⧚ᛇᔶ⢊ⱘ䖍⬠ϡ԰ӏԩ䰤ࠊ. 1.1.4. 㽕㋴П䯈ⱘ݇㋏ ሎᇌᵕ䰤ϡӮ᥻ࠊϾ߿㽕㋴П䯈ⱘᅮ৥៪ᅮԡ݇㋏. Ў䙓ܡ೒㒌᳝ϡᅠ୘ⱘ㸼䖒,೒㒌ᖙ乏ᷛ⊼㽕㋴ⱘൖⳈᑺ,ৠ䕈ᑺ៪ᇍ⿄ᑺㄝ,ҹ᥻ࠊᕐℸ П䯈ⱘᅮ৥Ϣᅮԡ݇㋏. 1.2. ㄀Ѡॳ߭�–�㽕㋴ሎᏂПᑨ⫼ 㽕㋴ⱘሎᇌব࣪䰤ࠊњ⠽ׂ᭭ℷؐ(RFS, MMC, LMC)ⱘᑨ⫼. 䖭ѯ㽕㋴ৃҹᰃ෎ޚ㽕㋴៪ᰃফ޴ԩ݀Ꮒ᠔᥻ࠊ݊䕈㒓៪Ёᖗᑇ䴶ⱘ㽕㋴. ᇍѢ᠔᳝ৃᑨ⫼޴ԩ݀Ꮒ: ೼≵ׂ᳝ℷᄤヺোⱘᚙމϟ,᠔᳝Ͼ߿݀Ꮒ੠খ㗗෎ޚᇚҹϢϢ ᔶԧሎᇌ᮴݇( RFS ) ᴹ᥻ࠊ. “ASME Y14.5-1994” j n0.5 A j n0.5m Am j n0.5m A 1.3. ㄀ϝॳ߭ ᠔᳝݊Ҫ᥻ࠊᰃЎ᠔᳝Ͼ߿݀Ꮒ੠খ㗗෎ޚᇚҹϢϢᔶԧሎᇌ᮴݇( RFS ) . 1.4. Ёᕘॳ߭ a) 㶎㒍ⱘᅮ৥݀Ꮒ��ᅮԡ݀Ꮒ੠খ㗗෎ޚ䛑ᰃ⫼⑤㞾݊Ёᕘ೚᷅䴶ⱘ䕈㒓. j n0.5 A A MAJOR n MAJOR n LMC SIZE ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 5 of 102 b) ᇍѢ䴲㶎㒍ⱘᅮ৥݀Ꮒ�ᅮԡ݀Ꮒ੠খ㗗෎ޚ㽕㋴བ啓䕂੠㢅䬂�䛑ᖙ乏 ᯢ⹂ᷛ⊼৘㞾ᑨ⫼ⱘ⡍߿㽕㋴. j n0.5 A A PD n PD n Internal Thread (tapping) External Thread (screw) 1.5. 㰮ᢳ⢊ᗕ (VC) 㰮ᢳ⢊ᗕᰃሎᇌ㽕㋴ⱘ᳔໻/᳔ᇣᅲԧ⢊ᗕ੠ᔶԧሎᇌП੠. 㽕㋴ⱘ㰮ᢳ⢊ᗕᰃ݊ᴀ䑿ⱘ᳔໪䖍⬠,ҷ㸼њ’᳔ണᔶ⢊ሎᇌ’. ℸ’᳔ണᔶ⢊ሎᇌ’ৃϢⳌ䜡 ӊ԰Ў䯈䱭䜡ড়П⫼. ™� 䕈�� 9&� �00&�ሎᇌ���݀Ꮒؐ� � � 9&� �/0&�ሎᇌ���݀Ꮒؐ� � ™� ᄨ�� 9&� �00&�ሎᇌ���݀Ꮒؐ� � 9&� �/0&�ሎᇌ���݀Ꮒؐ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 6 of 102 1.6. 㒗д 1. _________________ ᰃ⫼᭄ؐ੠ऩԡ, ᷛ⊼೼೒㒌ϞҹᅮНᎹӊⱘሎᇌ໻ᇣ, ޴ԩ⡍ ᗻঞԡ㕂. 2. _________________ᰃ㸼⼎Ꮉӊ⠽⧚⡍ᕕⱘᐌ⫼ᴃ䇁. 3. ݀ᏂⱘᅮН. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 4. ᠔᳝ሎᇌᑨ᳝݀Ꮒ䰸њҹϟ䙷ѯሎᇌ: a) খ㗗ؐ. b) ᳔໻. c) ᳔ᇣ. d) ॳ᭭ሎᇌ. e) ҹϞܼ䚼. ���ሎᇌ���f����ⱘᵕ䰤ᰃ? ___________________ 6. 乬Ⳃ �Ёⱘሎᇌ݀Ꮒᰃ໮ᇥ?____________ 7. 乬Ⳃ �Ёⱘ෎ᴀሎᇌᰃ໮ᇥ? ___________________ 8. 䇋В՟䇈ᯢϔϸ䖍݀⿄݀Ꮒ. ________________ 9. 䇋В՟䇈ᯢϔϸ䖍ϡ݀⿄݀Ꮒ. ______________ 10. 䇋В՟䇈ᯢϔऩ䖍݀Ꮒ. _____________________ 11. ᳔໻ᅲԧ⢊ᗕ��00&��ⱘᅮН ________________________________________________________________________ ________________________________________________________________________ � ����ҹϟ᠔⼎㽕㋴ⱘ 00& ᰃ໮ᇥ? n15.00+0.25 ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 7 of 102 ����ҹϟ᠔⼎㽕㋴ⱘ 00& ᰃ໮ᇥ? _________________ n15.00+0.25 14. ᳔ᇣᅲԧ⢊ᗕ��/0&��ⱘᅮН ___________________________________________________________________________ ___________________________________________________________________________ _______________ ����乬Ⳃ �� Ё᠔⼎㽕㋴ⱘ�/0&�ᰃ໮ᇥ? ____________ ���乬Ⳃ �� Ё᠔⼎㽕㋴ⱘ�/0&�ᰃ໮ᇥ? ___________ 17. ߫ߎᷛޚ $16, Ё㒘ড়ӊП䯈ⱘϝ⾡䜡ড়. 1) ____________________________________________________ 2) ____________________________________________________ 3) ____________________________________________________ 18. ҹϟϸϾᎹӊⱘ䜡ড়ᰃ䯈䱭䜡ড়៪䖛Ⲝ䜡ড়" ______________________________________________________ 19.43 19.18n 19.76 19.50n ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 8 of 102 2. ⡍ᕕヺো 2.1. ヺো ߚ㉏ 乍Ⳃ ⡍ᕕヺো ASME Y14.5M-1994 ⡍ᕕヺো ISO Straightness Ⳉ㒓ᑺ u u Flatness ᑇ䴶ᑺ c c Circularity ೚ᑺ e e For Individual Features Ͼ߿㽕㋴ Form ᔶ⢊ Cylindricity ೚᷅ᑺ g g Profile of a Line 㒓 䕂ᒧᑺ k k For Individual or Related Features Ͼ߿៪Ⳍ݇ 㽕㋴ Profile 䕂ᒧ Profile of a Surface 䴶䕂ᒧᑺ d d Angularity ؒ᭰ᑺ a a Perpendicularity ൖⳈᑺ b b Orientation ᅮ৥ Parallelism ᑇ㸠ᑺ f f Position ԡ㕂ᑺ j j Concentricity ৠ䕈ᑺ r r Location ᅮԡ Symmetry ᇍ⿄ᑺ i i Circular Runout ೚䏇ࡼ h h For Related Features Ⳍ݇㽕㋴ Runout 䏇ࡼ Total Runout ܼ䏇ࡼ t t ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 9 of 102 ⡍ᕕヺো ASME Y14.5M ISO At Maximum Material Condition ᳔໻ᅲԧ㽕∖ m m At Least Material Condition ᳔ᇣᅲԧ㽕∖ l l Regardless of Feature Size Ϣᔶԧሎᇌ᮴݇ NONE NONE Projected Tolerance Zone ᓊԌ݀Ꮒᏺ p p Diameter Ⳉᕘ n n Spherical Diameter ⧗Ⳉᕘ Sn Sn Square ᮍᔶ o o Number of Places ᭄䞣 X X Counterbore ೚᷅≝ᄨ v v Countersink 䫹ᔶ≝ᄨ w w Depth ⏅ᑺ x x All Round ਼ܼ Between ೼П䯈 NONE Arc Length ᓻ䭓 10 10 Radius ञᕘ R R Spherical Radius ⧗ञᕘ SR SR Controlled Radius ফ᥻ञᕘ CR NONE Conical Taper ೚䫹ᑺ y y Slope ᭰ᑺ z z Tangent Plane 䌈ߛᑇ䴶 T T Free State 㞾⬅⢊ᗕ F F Statistical Tolerance 㒳䅵݀Ꮒ ST ᮴ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 10 of 102 ञᕘ, ফ᥻ञᕘ ⦄ᯊ᳝ϸ⾡ञᕘ݀Ꮒ��ϔ⾡ᰃञᕘ�঺ϔ⾡ᰃফ᥻ञᕘ��ञᕘ�5�ᰃ⫼Ѣᑓ⊯⫼䗨��ফ᥻ञᕘ �&5�ᑨ⫼Ѣ䰤ࠊञᕘⱘᔶ⢊�՟བ��᥻ࠊ೼催य़⦃๗ϟⱘञᕘⱘᔶ⢊� 12.7 12.3 CR 12.7 12.3 R 䆹䕂ᒧᑨԡѢ᳔໻ ੠᳔ᇣञᕘП䯈DŽ ᳔ᇣञᕘ������ ᳔໻ञᕘ� 12.7 ᳔ᇣञᕘ������ ᳔໻ञᕘ� 12.7 䆹䕂ᒧᑨԡѢ᳔໻ ੠᳔ᇣञᕘП䯈DŽ ೒㒌Ϟ ৿Н೒㒌Ϟ ৿Н ञᕘ R ফ᥻ञᕘ CR ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 11 of 102 ST 㒳䅵݀Ꮒ 䗮ᐌ�݀Ꮒᰃḍ᥂ㅫᴃ෎⸔ᴹ䅵ㅫⱘ��Ꮉӊⱘ↣ϔ㽕㋴ⱘ݀Ꮒؐ෎ᴀᰃᇚᘏ㺙䜡݀Ꮒؐ䰸䳊 ӊ᭄䞣᠔ᕫߎⱘϔ䚼ߚⱘؐ��೼䖭ᚙމϟ�䖭ѯ݀ᏂؐህӮේ⿃䍋ᴹ�݀ᏂؐህӮবᕫϹ䇼੠ ফࠄ䰤ࠊ�� � ෎Ѣ㒳䅵ᄺ�㒳䅵݀Ꮒৃ⫼ѢⳌᑨ㺙䜡䳊ӊ. ՟བ, 㺙䜡݀ᏂㄝѢ৘Ͼ݀ᏂⱘᑇᮍП੠ⱘᑇᮍ ḍ. 㒳䅵݀Ꮒৃ๲ࡴ݀ᏂؐঞޣԢ៤ᴀ��᳝ࡴ⊼㒳䅵݀Ꮒヺোⱘ䕗໻݀Ꮒؐৃ⫼Ѣ㒳䅵⿟ᑣ᥻ࠊ�� 䰘⊼ᑨᬒ೼೒㒌Ϟབϟ೒� ⊼˖� 㹿䅸ЎሲѢ㒳䅵݀Ꮒ����� ⱘ㽕㋴ˈᑨ䆹⫼݀Ꮒ⿟ᑣ᥻ࠊ� ៪᳈ϹḐⱘ䅵ㅫᵕ䰤ᴹ⫳ѻDŽ 16.07 15.93 n 20.2 19.8 n 16.1 15.9 n 0.2 A B 0.5 A B ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 12 of 102 㞾⬅⢊ᗕ བ᮴݊Ҫ䇈ᯢঞ೼᮴㑺ᴳⱘᚙމϟ�᠔᳝ሎᇌᷛ⊼ঞ݀Ꮒഛᑨ⫼Ѣ㞾⬅⢊ᗕ��ᇍѢϔѯབ䪕 ᵓ�㭘䪕⠛�㛊ӊ੠‵㛊П㉏ⱘ䴲മ೎ᗻᎹӊ��᳝䳔㽕ৠᯊᷛ⊼㞾⬅⢊ᗕ݀Ꮒঞ㑺ᴳ⢊ᗕ݀Ꮒ� 䖭ѯ㑺ᴳ⢊ᗕ݀Ꮒৃᑨ⫼Ѣ㺙䜡䳊ӊⱘᇍᑨ䳔∖� ೒㒌Ϟᑨ䰘ࡴ䇈ᯢབԩ㑺ᴳঞ⫼໮ᇥ࡯ᑺѢᎹӊϞ. ՟བϟ೒᠔⼎. ሎᇌঞ݀ᏂབࡴϞ㞾⬅⢊ᗕヺোᯊ��ᰃ㸼⼎䖭ѯሎᇌঞ݀Ꮒᰃ໘Ѣ㞾⬅⢊ᗕ⌟䞣� བ᮴݊Ҫ䇈ᯢˈ᠔᳝᮴݀ᏂПሎᇌᰃЎℷ⹂⧚䆎ሎᇌDŽ� Ꮉӊᖙ乏㹿ಯϾ 0� 㶎ϱ㋻ᬒ೼෎ޚ $ ПϞ 3 F 2 SURF 2 SURF n4X 5.4 - 5.6 0.2 Mn A B A 65 32 25 36.8 5.6 ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 13 of 102 ASME Y14 ㋏߫ ISO ᷛޚ Y14.2 – ೒㒓ঞᄫᔶ 3098 Y14.3 – ࠪ䴶ঞ⼎೒ 128 Y14.5 – ᔶԡ݀Ꮒ 129, 406, 1101, 1660, R1661, 2692, 5455, 5458, 5459, 7083, 8015, 10579; (also 14660-1 & 14660-2) Y14.6 – 㶎㒍 6410-1, 6410-2, 6410-3 Y14.8 – 䫌䗴ঞ䬏䗴 Y14.36 – 㸼䴶㱔㒍ヺো 1302 ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 14 of 102 Basic Dimension ⧚䆎ℷ⹂ሎᇌ (theoretically exact dimension in ISO) 65 Reference Dimension (auxiliary dimension in ISO) খ㗗ሎᇌ (ISO 䕙ࡽሎᇌ) (68) ADatum Feature ෎ޚ㽕㋴ A Dimension Origin ሎᇌ䍋⚍ Feature Control Frame ᔶԡ݀ᏂḚḐ CBA? 0.5 M Datum Target Area ෎ޚ Ⳃᷛሔ䚼㸼䴶 n8 A1 A1 ? 0 Datum Target Point ෎ޚ Ⳃᷛ⚍ A1 Datum Target Line ෎ޚ Ⳃᷛ㒓 A1 ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 15 of 102 ᔶԡ݀Ꮒ乍Ⳃᘏ㾜 ԰ Ў ෎ ޚ ᯊ ׂ ℷ ᄤ ⱘ ᑨ ⫼ ᮴ ᮴ ᮴ ᮴ ᮴ ৃ ⫼ Ѣ ሎ ᇌ 㽕 ㋴ ৃ ⫼ Ѣ ሎ ᇌ 㽕 ㋴ ৃ ⫼ Ѣ ሎ ᇌ 㽕 ㋴ ϡ ৃ ⫼ ϡ ৃ ⫼ ৃ ⫼ Ѣ ሎ ᇌ 㽕 ㋴ ৃ ⫼ Ѣ ሎ ᇌ 㽕 ㋴ ৃ ⫼ Ѣ ሎ ᇌ 㽕 ㋴ ϡ ৃ ⫼ ϡ ৃ ⫼ ԰ Ў 㽕 ㋴ ᯊ ׂ ℷ ᄤ ⱘ ᑨ ⫼ ϡ ৃ ⫼ ৃ ⫼ ϡ ৃ ⫼ ϡ ৃ ⫼ ϡ ৃ ⫼ ϡ ৃ ⫼ ϡ ৃ ⫼ ৃ ⫼ ϡ ৃ ⫼ ϡ ৃ ⫼ ৃ ⫼ Ѣ ሎ ᇌ 㽕 ㋴ ৃ ⫼ Ѣ ሎ ᇌ 㽕 ㋴ ৃ ⫼ Ѣ ሎ ᇌ 㽕 ㋴ ϡ ৃ ⫼ ϡ ৃ ⫼ 䴶 X X X X X X O X X X X X ᥻ ࠊ 䕈 㒓 ៪ Ё ᖗ ᑇ 䴶 X X N N X X X Ѡ 㓈 ៪ ϝ 㓈 2D 3D 3D 2D 3D 2D 3D 3D 3D 3D 3D Q 3D Q 3D Q 2D 3D ⡍ ᕕ ヺ ো u u c e g k d j r i a b f h t 乍 Ⳃ Ⳉ 㒓 ᑺ – 㒓 ᗻ ܗ ㋴ Ⳉ 㒓 ᑺ – 䕈 㒓 ៪ Ё ᖗ ᑇ 䴶 ᑇ 䴶 ᑺ ೚ ᑺ ೚ ᷅ ᑺ 㒓 䕂 ᒧ ᑺ 䴶 䕂 ᒧ ᑺ ԡ 㕂 ᑺ ৠ 䕈 ᑺ ᇍ ⿄ ᑺ ؒ ᭰ ᑺ ൖ Ⳉ ᑺ ᑇ 㸠 ᑺ ೚ 䏇 ࡼ ܼ 䏇 ࡼ ݀ Ꮒ ߚ ㉏ ᔶ ⢊ 䕂 ᒧ ᅮ ԡ ᅮ ৥ 䏇 ࡼ P ෎ ޚ ϡ 㛑 ⫼ ෎ ޚ 䳔 㽕 ෎ ޚ M 䳔 㽕 ෎ ޚ M ⡍ ߿ ᚙ މ ϟ ԡ 㕂 ᑺ ੠ 䕂 ᒧ ᑺ ϡ 䳔 㽕 ෎ ޚ N ℸ 乍 Ⳃ ᥻ ࠊ Ⳍ ᇍ Ё 䯈 ⚍ O Ѻ ৃ ᥻ ࠊ 䴶 ⱘ 䖍 ⬠ P ৃ ᥻ ࠊ ᔶ ⢊ , ᮍ ৥ ੠ ԡ 㕂 Q ೼ ᔶ ԡ ݀ Ꮒ Ḛ Ḑ П ϟ ݭ Ϟ ” 㒓 ᗻ ܗ ㋴ ” ᯊ , ℸ 乍 Ⳃ 䗖 ⫼ Ѣ Ѡ 㓈 㽕 ㋴ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 16 of 102 2.2 㒗д ೼䖭⃵੠ᇚᴹⱘ㒗дЁ, ᓎ䆂⫼ሎᇌϢ݀Ꮒ῵ᵓᴹ⬏ヺো. 1. ߫ߎѨ⾡෎ᴀᔶԡ݀Ꮒヺো. a) ____________________________________________________________ b) ____________________________________________________________ c) ____________________________________________________________ d) ____________________________________________________________ e) ____________________________________________________________ ���߫ߎѨϾ෎ᴀ޴ԩ⡍ᕕߚ㉏� a) ____________________________________________________________ b) ____________________________________________________________ c) ____________________________________________________________ d) ____________________________________________________________ e) ____________________________________________________________ 3. ݭߎҹϟヺোⱘৡ⿄. u ___________________ r ___________________ c ___________________ i ___________________ e ___________________ f ___________________ g ___________________ a ___________________ k ___________________ b ___________________ d ___________________ h ___________________ j ___________________ t ___________________ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 17 of 102 ���ӏԩᄫ↡䛑ৃ⫼԰෎ޚҷোDŽ䰸њ�BBBB��BBBB��੠�BBBB� . 5. ҔМᯊ׭෎ޚ㽕㋴ヺোৃҹ೼೒㒌Ϟ䞡໡? __________________________________________________________________________ __________________________________________________ 6. ೼෎ޚⳂᷛヺোⱘϟञ䚼ᑨᬒϞҔМ? __________________________________________________________________________ __________________________________________________ 7. ೼෎ޚⳂᷛヺোⱘϞञ䚼ᑨᬒϞҔМ? __________________________________________________________________________ __________________________________________________________________________ ______________________________________ ���ݭߎϟ߫ᔶԡ݀ᏂḚḐݙⱘ㒘៤㽕㋴�. (A) (B) (C) (D) (E) (F) (G) j n0.05m A Bm C ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 18 of 102 9. ᅮН”ℷ⹂⧚䆎ሎᇌ”. __________________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________ 10. བԩ೼೒㒌Ϟᷛ⊼ℷ⹂⧚䆎ሎᇌ? - __________________________________________________________________________ __________________________________________________________________________ ______________________________________ 11. ݭߎҹϟヺোⱘৡ⿄. n ___________________ r ___________________ R ___________________ o ___________________ SR ___________________ (68) ___________________ CR ___________________ x ___________________ Sn ___________________ ___________________ X ___________________ y ___________________ v ___________________ z ___________________ w ___________________ ST ___________________ ___________________ 65 ___________________ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 19 of 102 3. ෎ޚ 3.1. ෎ޚⱘὖᗉ ෎ޚᰃᣛ⧚䆎Ϟⱘ⚍�䕈㒓៪ᑇ䴶��ᣝ㽕∖ᷛ⊼೼೒㒌Ϟ԰ЎⳂᷛⱘখ㗗㽕㋴�� ෎ޚᰃ⹂ᅮ݇㘨㹿⌟㽕㋴ⱘᮍ৥੠ԡ㕂ⱘձ᥂�޵ᰃ㽕⹂ᅮϸϾ៪໮Ͼ㽕㋴П䯈ⱘᮍ৥៪ ԡ㕂݇㋏ᯊ�ᖙ乏佪ܜ⹂ᅮ෎ޚ��෎ޚ⹂ᅮৢ��㹿⌟㽕㋴ⱘᮍ৥៪ԡ㕂㽕∖ᠡ㛑⹂ᅮ��ᇍ Ѣᅮ৥݀Ꮒ��෎ޚ䍋ⴔ⹂ᅮ݀Ꮒᏺᮍ৥ⱘ԰⫼��ᇍѢᅮԡ݀Ꮒ��෎ޚ߭ᰃ⹂ᅮᅮԡ݀Ꮒ ᏺԡ㕂ⱘձ᥂��಴ℸ��෎ޚᰃᔶԡ݀ᏂЁⱘϔϾ䞡㽕ݙᆍ�� � ḍ᥂䳊ӊⱘ㒧ᵘ੠ᔶԡ݀Ꮒ乍Ⳃ㽕∖ⱘϡৠ��෎ޚ㽕㋴ৃҹᰃऩϔ෎ޚ㽕㋴�ࣙᣀ㒘ড়෎ ޚ㽕㋴��гৃҹᰃ໮Ͼ෎ޚ㽕㋴ᔶ៤ⱘ෎ޚԧ㋏��ℷ⹂ഄ⹂ᅮ෎ޚ੠෎ޚԧ㋏�ϡҙ㛑⾥ ᄺഄড᯴䳊ӊⱘࡳ㛑㽕∖�ᦤ催ѻકⱘ䆒䅵∈ᑇ�㗠Ϩ䖬㛑ᬍ୘䳊ӊࠊ䗴ⱘᎹ㡎ᗻ㽕∖�໻ ໻ⱘ䰡Ԣѻકⱘࠊ䗴៤ᴀ�� ෎ޚ㽕㋴: 䳊ӊⱘᅲ䰙ᑇ䴶. ῵ᢳ෎ޚ: ⫼݋᳝䎇໳㊒⹂ᔶ⢊ⱘᑇᵓ,ᑇৄᎹ԰䴶᠔ᓎゟⱘ῵ᢳ෎ޚᑇ䴶. ෎ޚᑇ䴶: ⬅ᅲ䰙෎ޚ㸼䴶᠔ᓎゟⱘ⧚䆎ᑇ䴶. ࠊ䗴៪Ẕ偠఼ᴤП῵ᢳ෎ޚ䴶 ⧚ᛇ෎ޚᑇ䴶 䚼ӊ ෎ޚ㽕㋴� ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 20 of 102 3.2.෎ޚᑇ䴶ⱘᓎゟ ḍ᥂ࡳ㛑㽕∖,⹂ᅮ䳊ӊϞᶤѯ㹿⌟㽕㋴ⱘԡ㕂ᯊ,ᕔᕔ䳔㽕ᑨ⫼໮Ͼ෎ޚ. ෎ޚᰃ⧚ᛇ㽕㋴,໮෎ޚ㽕㋴ᑨᓎゟ೼⧚ᛇⱘ޴ԩ݇㋏Ϟ. े:೒ḋϞ㒭ᅮⱘ໮෎ޚ(⚍,㒓, 䴶) 㽕ᣝ✻㒭ᅮⱘ⃵ᑣᓎゟ೼ϝϾⳌѦൖⳈⱘ⧚ᛇᑇ䴶ᵘ៤ⱘぎ䯈Ⳉ㾦ᑻᷛ㋏Ё,ᔶ៤ϝ ෎䴶ԧ㋏. 䖭ϝϾⳌѦൖⳈⱘ⧚ᛇᑇ䴶⿄Ў෎ޚᑇ䴶.ϸϾ෎ޚᑇ䴶ⱘѸ㒓ৃᔶ៤෎ޚ䕈 㒓, ϝϾ෎ޚᑇ䴶ⱘѸ⚍ৃᔶ៤෎ޚ⚍. ෎Ѣ݊ੑৡ, ㄀ϔ෎ޚ㹿㾚Ў᳔䞡㽕ⱘ෎ޚ. 90O 90O 90O 90O ㄀ϔ෎ޚⱘᅲ䰙㸼䴶Ϣ㄀ ϔ෎ޚᑇ䴶ᑨ⒵䎇ϝ⚍�᳔ ᇥ�᥹㾺� ㄀Ѡ෎ޚⱘᅲ䰙㸼䴶Ϣ㄀ Ѡ෎ޚᑇ䴶ᑨ⒵䎇ϸ⚍�᳔ ᇥ�᥹㾺� ㄀ϝ෎ޚⱘᅲ䰙㸼䴶Ϣ㄀ ϝ෎ޚᑇ䴶ᑨ⒵䎇ϔ⚍�᳔ ᇥ�᥹㾺� Ⳍ݇ሎᇌⱘ⌟䞣ᮍ৥ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 21 of 102 3.3. ෎ޚ䆚߿ ᔧᎹӊϞᶤϔ㸼䴶⫼԰෎ޚᑇ䴶ᯊ, ෎ޚҷোᑨᬒ㕂೼䆹㸼䴶㾚೒ⱘ䖍Ϟ៪䆹䴶㾚೒ⱘᓊ Ԍ㒓Ϟ. Datum Axis 90o 90o 90o Datum Axis Direction of measurements Datum Planes origin of measurement Datum Axis Datum Point B C A A 10 C 30 50 B D Angled Surface ෎ޚ⚍ ෎ޚ䕈㒓� ⌟䞣ᮍ৥ ෎ޚᑇ䴶�⌟ 䞣䍋⚍ ෎ޚ䕈㒓 ෎ޚ䕈㒓� ෎ޚ㽕㋴ҷোৃᬒ Ѣᑇ䴶ПϞ៪ᓩߎ 㒓ПϞ� ෎ޚ䴶㽕㋴ҷোϡ ৃᬒ೼ሎᇌ㒓Пϟ� ᭰䴶 ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 22 of 102 3.4. ෎ޚ䕈㒓 ೚᷅ᔶ⠽ԧৃҹ԰Ў෎ޚ㽕㋴. ᔧ䞛⫼೚᷅ᔶ෎ޚ㽕㋴ᯊ, ݊Ёᖗ䕈㒓㹿԰Ў෎ޚ䕈㒓. ᳝ϸϾ԰ 90º ⳌѸⱘ⧚ᛇᑇ䴶. ೒㒌ϞⱘЁᖗ㒓ҷ㸼њ䖭ѯ⧚ᛇᑇ䴶. ϸϾ⧚ᛇᑇ䴶ⱘѸ 㒓ᔶ៤෎ޚ䕈㒓. ෎ޚ䕈㒓ᰃⳌ݇ሎᇌⱘ䍋⚍,ৠᯊ X ੠ Y ᑇ䴶гᣛ⼎њ⌟䞣ⱘᮍ৥. ᇚ ෎ޚᑇ䴶ᬒ㕂೼⠽ӊПϟᴹᓎゟ෎ޚḚḐ. ᬒ㕂෎ޚ䕈㒓ⱘ෎ޚҷোԡ㕂 ෎ޚ 䕈㒓 Y TERTIARY DATUM 30 30 30 30 Y X n80 AXIS A B PART PRIMARY DATUM PLANE X SECONDARY DATUM DATUM AXIS n12 A A A n12 D ABC? 0.4 M n12 n12 A 䕈㒓 ㄀ϝ෎ޚ ㄀Ѡ෎ޚ ㄀ϔ෎ޚ䚼ӊ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 23 of 102 ῵ᢳ෎ޚ䕈㒓 ῵ᢳ෎ޚ䕈㒓ᰃ⧚ᛇⱘ೚᷅ᔶẔ偠䆒໛ⱘ䕈㒓, 䆹䆒໛Ⳉ᥹᥹㾺෎ޚ㽕㋴ⱘ㸼䴶. ᇍ Ѣ໪೚᷅㸼䴶ⱘ෎ޚ䕈㒓, ⬅ᅲ䰙໪೚᷅㸼䴶ᓎゟ෎ޚ䕈㒓ᯊ, ᅲ䰙໪೚᷅㸼䴶ⱘ᳔ ᇣ(MMC)ݙ᥹೚᷅ⱘ䕈㒓ेЎ෎ޚ䕈㒓. ᇍѢݙ೚᷅㸼䴶ⱘ෎ޚ䕈㒓, ⬅ᅲ䰙ݙ೚᷅ 㸼䴶ᓎゟ෎ޚ䕈㒓ᯊ, ᅲ䰙ݙ೚᷅㸼䴶ⱘ᳔໻(MMC)ݙ᥹೚᷅ⱘ䕈㒓ेЎ෎ޚ䕈㒓. ෎ޚ㽕㋴��Ꮉӊ� ෎ޚ㽕㋴��Ꮉӊ� ෎ޚ䕈㒓 ෎ޚ䕈㒓 ෎ޚ㽕㋴῵ᢳ఼� ෎ޚ㽕㋴῵ᢳ఼ ῵ᢳ෎ޚ�᳔ ᇣݙ᥹೚᷅ ῵ᢳ෎ޚ�᳔ ໻໪᥹೚᷅ ໪෎ޚ㽕㋴ⱘ῵ᢳ෎ޚ䕈㒓 ݙ෎ޚ㽕㋴ⱘ῵ᢳ෎ޚ䕈㒓 ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 24 of 102 3.5. ݀݅෎ޚ䕈㒓 ⬅ϸϾ៪໮Ͼᅲ䰙೚᷅㸼䴶ⱘ݀݅䕈㒓ᓎゟ݀݅෎ޚ䕈㒓. 3.6. 㶎㒍,啓䕂੠㢅䥉ⱘ෎ޚ䕈㒓 ᔧ㶎㒍㹿⫼԰Ў෎ޚ䕈㒓ᯊ, བ᮴⡍߿㽕∖,෎ޚ䕈㒓ᰃ⬅㶎㒍ⱘЁᕘ᠔ᓎゟⱘ. བᵰ㽕 ⫼㶎㒍ⱘ݊Ҫ㽕㋴԰Ў෎ޚ䕈㒓ᯊ,ᇚ”໻ᕘ”៪”ᇣᕘ”ᬒ㕂Ѣ෎ޚҷোᮕ䖍. ᔧ啓䕂៪㢅䥉㹿⫼԰Ў෎ޚ䕈㒓ᯊ, ⡍߿㽕㋴བ໻ᕘᑨ䆹ࡴҹ䆚߿. 㽕䗖ᔧഄᇚ”໻ᕘ”៪” ᇣᕘ”៪”Ёᕘ”ᬒ㕂Ѣ෎ޚҷোᮕ䖍. 䰸䴲᳝⡍߿䳔㽕, ሑ䞣䙓ܡ⫼㶎㒍,啓䕂੠㢅䥉԰Ў෎ޚ䕈㒓. A B 0.2 A-Bt 㹿ࣙᆍ೚᷅ⱘ῵ᢳ ݀݅䕈㒓 ೒㒌Ϟ ৿Н ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 25 of 102 3.7. ෎ޚЁᖗᑇ䴶 ⶽᔶᇍ⿄Ꮉӊ/㽕㋴Ϟⱘܗ㋴ৃࡴҹᅮԡᑊ⫼Ѣᓎゟ෎ޚЁᖗᑇ䴶. ෎ޚЁᖗᑇ䴶ҷোᨚ ᬒབϟ೒. 28 A 12 A 12 j 0.2 m A Bm C 12 B ෎෎ޚޚЁЁᖗᖗᑇᑇ䴶䴶 ෎෎ޚޚЁЁᖗᖗ ᑇᑇ䴶䴶 ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 26 of 102 ῵ᢳ෎ޚЁᖗᑇ䴶 ⬅ᅲ䰙ᑇ㸠ᑇ䴶ᓎゟ෎ޚЁᖗᑇ䴶ᯊ, ᇍѢ໪㸼䴶, ࣙᆍᅲ䰙ᑇ㸠ᑇ䴶ⱘ,Ϩ䎱⾏Ў᳔ᇣ (MMC)ⱘϸϾᑇ㸠ᑇ䴶ᔶ៤ⱘЁᖗᑇ䴶ेЎ෎ޚЁᖗᑇ䴶. ᇍѢݙ㸼䴶, Ϣᅲ䰙ᑇ㸠ᑇݙ ᥹㾺ⱘ,Ϩ䎱⾏Ў᳔໻(MMC)ⱘϸϾᑇ㸠ᑇ䴶ᔶ៤ⱘЁᖗᑇ䴶ेЎ෎ޚЁᖗᑇ䴶. ῵ᢳ෎ޚ ῵ᢳ෎ޚ ෎ޚЁᖗ ᑇ䴶 ෎ޚЁᖗ ᑇ䴶 ෎ޚ㽕 ㋴ A ෎ޚ㽕 ㋴ A ᳔ᇣ໪᥹㾺�00&� ⱘᑇ㸠ᑇ䴶 ᳔໻ݙ᥹㾺�00&� ⱘᑇ㸠ᑇ䴶 ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 27 of 102 3.8. ៤㒘෎ޚ㽕㋴ ᎹӊϞⱘϔ㒘ᄨⱘЁᖗৃ⫼԰Ў෎ޚ䕈㒓. ݊෎ޚҷোᷛ⊼Ѣᔶԡ݀ᏂḚḐϟ䖍ⱘЁ䯈. n30 B 6X n 8.48.0 j n0.05m A 6X 60 o A ෎ޚ䕈㒓 % ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 28 of 102 3.9. ෎ޚⳂᷛ ೼໮᭄ᚙމϟϡৃ㛑ᡞᭈϾ䴶⫼԰෎ޚ. 䖭ᯊ׭෎ޚⳂᷛ߭㹿⫼ᴹᓎゟ෎ޚᑇ䴶.䖭ᇍѢ 㸼䴶໪ᔶϡ㾘߭ⱘᎹӊབᶤѯ䞥ሲᵓ,䩗䗴ӊ,䬏䗴ӊ,⛞᥹ᇐ㟈⛁বᔶⱘᎹӊ⡍߿᳝⫼. ෎ޚⳂᷛᰃᣛᅮⱘ⚍,㒓,䴶, ᴹᓎゟ෎ޚখ㗗ḚḐ. 45 20 N1 N1 N N L M N1 N1 45 N N n12 N1 n6 N145 45 20 20 L L M M ෎ޚⳂᷛ⚍ ෎ޚⳂᷛ㒓 ෎ޚⳂᷛ䴶� 䴶⿃ᰒ⼎ ෎ޚⳂᷛ䴶� 䴶⿃᮴ᰒ⼎ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 29 of 102 ᔧ ෎෎ޚⳂᷛ⚍ 㹿⫼԰䆚߿෎ޚᑇ䴶ᯊ,⬅ᅮԡ䫔Ѣ෎ޚⳂᷛ⚍ᅮԡ㗠ᓎゟ෎ޚᑇ䴶. ᅮԡ 䫔ᰃ೚༈/ᇪ༈ᷛޚᎹ݋. 50 15 40 35 15 X3X1 X2 50 15X1, X2 X3 ೒㒌Ϟ །݋䆒㕂 ෎ޚ㽕㋴ ෎ޚᑇ 䴶 ; ᅮԡ䫔 Ꮉӊ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 30 of 102 ᥹㾺䴶гৃᓎゟ෎ޚ. ෎ޚⳂᷛ䴶ⱘᔶ⢊ᰃ⬅⚍ߦ㒓੠ࠪ䴶㒓᠔⬏ߎⱘ೚ᔶ. ℸ೚ᔶⱘԡ 㕂ᰃ⬅⧚䆎ℷ⹂ሎᇌ᠔ᅮԡ,Ⳉᕘሎᇌᰃᷛ⊼೼෎ޚⳂᷛҷোⱘϞञ䚼. ෎ޚⳂᷛ䴶ⱘᅮ ԡ䫔ᰃᑇ༈ᷛޚᎹ݋. ℸᑇ༈ᷛޚᎹ݋ⱘⳈᕘᖙ䳔Ϣ෎ޚⳂᷛ䴶ⱘⳈᕘⳌৠ. 20 X3,n12 60 20 20 40 50n12 X3 n12 X2 n12 X1 50 X1, n12 60 X2, n12 ೒㒌Ϟ །݋䆒㕂 ෎ޚ 㽕㋴ ෎ޚᑇ 䴶 ; ᅮԡ䫔 Ꮉӊ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 31 of 102 ᔧ෎ޚⳂᷛ䴶໾ᇣ㗠ϡ㛑㊒⹂៪⏙Ἦഄᰒ⼎Ѣ೒㒌Ϟᯊ,ህ⫼෎ޚⳂᷛ⚍ᨚᬒ೼෎ޚ Ⳃᷛ䴶ⱘЁᖗ.བϟ೒᠔⼎. 20 X3,n6 60 20 20 40 50n6 X3 n6 X2 n6 X1 50 X1,n6 60 X2, n6 ೒㒌Ϟ །݋䆒㕂 ෎ޚ 㽕㋴ ෎ޚᑇ 䴶 ; ᅮԡ䫔 Ꮉӊ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 32 of 102 ෎ޚⳂᷛ㒓ᰃҹヺো“X”ᷛ⊼䴶ⱘջ⼎೒, জҹ⚍ߦ㒓ᷛ⊼䴶ⱘℷ⼎೒. བᵰᅮԡ䫔ᰃ೚ ᷅ᔶ, ෎ޚⳂᷛ㒓ᰃᅮԡ䫔ϢᎹӊⳌ᥹㾺᠔ᕫߎⱘߛ㒓. ᅮԡ䫔гৃҹᰃߘষᔶⱘ. ෎ޚ 䴶䗮ᐌᰃϢᅮԡ䫔ⳌѦ៤ 90º ᴹᓎゟ෎ޚখ㗗ḚḐ. 50 Y1 Y1 50 Y ೒㒌Ϟ །݋䆒㕂 ᅮԡ䫔 Ꮉӊ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 33 of 102 ՟乬 From ASME Y14.5M-1994, p78 10 3 20 C1A1 B1 B2 A2 A3 C2 A 40 100 n38 15 15 45o 45o B2 A3 A1 B1 A2 C2 C1 4X n6.3-6.4 j n0.1m A B C ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 34 of 102 3.10. 䚼ߚ෎ޚ䴶 㸼䴶ⱘϔ䚼ߚৃ⫼خ෎ޚ. В՟ᴹ䇈,಴Ў೼݀ӊϞ㽕԰Ў෎ޚⱘ䴶᳝ᄨ/ߍߌԡᯊ,ϡ 䳔㽕ᡞᭈϾ䴶԰Ў෎ޚҹ᳝֓ᬜഄᅮԡ. ೼೒㒌Ϟৃ⫼ঠ⚍ߦ㒓੠⧚䆎ℷ⹂ሎᇌᴹᷛ ⊼෎ޚ䴶ⱘ㣗ೈ. 52 12 26 A ঠ⚍ߦ㒓 ෎ޚ㽕㋴ ⧚䆎෎ޚᑇ䴶 ῵ᢳ෎ޚ�།݋䴶� ೒㒌Ϟ །݋䆒ゟ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 35 of 102 3.11. 㒗д ���߫ߎ೼⠽ӊ៪ᎹӊϞ԰Ў෎ޚ㽕㋴ⱘϝϾ乍Ⳃ. _________________________________________________________________ ���⬏ߎ෎ޚ㽕㋴ҷো. ���㄀ϔ෎ޚ乏㽕᳔ᇥBBBBBBBBB⚍DŽ� ㄀Ѡ෎ޚ乏㽕᳔ᇥBBBBBBBBB⚍DŽ� ㄀ϝ෎ޚ乏㽕᳔ᇥBBBBBBBBB⚍. ���ϟ೒ᰃ㹿⫼԰෎ޚ㽕㋴ⱘᄨ�೒ϔ��੠䕈�೒Ѡ��ⱘᅲ՟DŽ೼೒Ϟ⬏ߎᑊ㾷䞞৘㞾ⱘ෎ޚ� ᑨབԩއᅮDŽ� � � � � � ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 36 of 102 5. Ѣϟ೒ᷛߎ෎ޚ㽕㋴ˈ෎ޚᑇ䴶ˈᎹӊˈ῵ᢳ෎ޚ. a)__________________ b)__________________ d)__________________ c)__________________ Figure 3 ҹϟⱘ㒗дˈ䇋খ✻ϟ೒��೒ಯ� ���ᣛᅮᎺ䖍Ў෎ޚ $�� � ���ᣛᅮ�‡���ᄨЎ෎ޚ '�� � ���ᣛᅮে䖍Ў෎ޚ *�� � ���ҢᎹӊⱘে䖍ㅫ䍋 ��PP��ᣛᅮᑩ䴶Ў䚼ӑ෎ޚ .��� � ���ᣛᅮ ��PP ᆑⱘῑⱘে䖍Ў෎ޚ 0�� � ���ᣛᅮ ��PP ᆑⱘῑЎ෎ޚ 3�� � ���ᣛᅮϸϾ‡� ᄨЎ෎ޚ 6�� � ���෎ޚ㽕㋴ৃ㛑ᰃሎᇌᗻ㽕㋴៪ᰃ䴲ሎᇌᗻ㽕㋴DŽ䇋䆚߿ߎ೼೒Ёⱘ䖭��ϸ⾡㽕㋴DŽ೼ሎ ᇌᗻ㽕㋴ⱘᮕ䖍⬏Ϟþ=ÿˈ�೼䴲ሎᇌᗻ㽕㋴ⱘᮕ䖍⬏Ϟþ;ÿDŽ� ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 37 of 102 15 1 50 11 4 25 32 51 6 TH R U 2X 16 13 70 16 12 T H R U Fi gu re 4 ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 38 of 102 ���ῑⱘЁᖗᑇ䴶ϢᎹӊⱘЁᖗᑇ䴶П䯈᳝ԩ݇㋏"� ῑⱘЁᖗᑇ䴶ⳌᇍѢᎹӊⱘЁᖗᑇ䴶ⱘᘏԡ㕂ᑺ݀Ꮒᰃ໮ᇥ"� 䆒䅵㽕∖ᰃ৺⏙Ἦ"� 14+1 20+ 0.5 40+1 7+ 0.5 A ࡴࡴ//ޣޣ ᮍᮍ⊩⊩ ࡳࡳ㛑㛑㾘㾘 ԡԡ㕂㕂ᑺᑺᮍᮍ⊩⊩ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 39 of 102 䆒ᛇϟ೒Ў䫌䗴ӊDŽ��䆹䫌䗴ӊᑨ݋᳝෎ޚⳂᷛᴹᷛޚ᳔࣪߱ⱘᴎẄࡴᎹ䆒 㕂DŽ೼ϟϔ义ⱘ೒㒌Ϟˈ⬏ߎᷛޚⱘ෎ޚⳂᷛ�ϢԴᏠᳯ೼Ꮉ⿟೒㒌Ϟⳟࠄⱘ ϔḋDŽ�;�䴶ᑨ䆹᳝ϝϾ‡���ⱘⳂᷛऎඳˈ�<�䴶ᑨ䆹᳝ϸᴵ᥹㾺Ⳃᷛ㒓ˈ=�䴶 ᑨ䆹᳝ϔϾ᥹㾺⚍DŽᣝԴ㞾Ꮕⱘᛣᜓᡞ䖭ѯ෎ޚⳂᷛᷛ⊼೼ᣛᅮⱘ㸼䴶ϞDŽᷛ ߎ᠔᳝⧚䆎ℷ⹂ሎᇌ�໻ὖ䎱⾏ेৃ�DŽ � ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 40 of 102 Z XY 1. 18 0. 39 0. 69 0. 49 0. 28 X 0. 39 2. 76 3 80 70 12 .5 10 10 17 .5 30 7 ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 41 of 102 15 2 24 74 00 74 24 12 01 28 96 64 50 24 20 20 64 50 24? 38 .5 - 40 .0 C B A ? 0. 4 M B C 28 A Un de rs ta nd in g Da tu m R ef er en ce Fr am e Ap pl ica tio n (D RF ) Ex am pl e 1 A ? 0. 12 Y X Y Z D eg re es o f F re ed om M at rix R x R y R z Tx Ty Tz D at um Fe at ur es ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 42 of 102 15 2 24 74 12 012 8 74 24 12 01 28 96 64 50 24 20 20 64 50 24? 38 .5 - 40 .0 B C 28 A Un de rs ta nd in g Da tu m R ef er en ce Fr am e Ap pl ica tio n (D RF ) Ex am pl e 2 A B C ? 0. 4 M A ? 0. 12 Y X Y Z D eg re es o f F re ed om M at rix R x R y R z Tx Ty Tz D at um Fe at ur es ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 43 of 102 24 74 46 74 24 46 24 24 B C A Un de rs ta nd in g Da tu m R ef er en ce Fr am e Ap pl ica tio n (D RF ) Ex am pl e 3 ? 19 .0 - 19 .3 B D A ? 0. 25 M Y X Y Z D M B A W ha t e ffe ct d oe s th e M M C M od ifie r ha ve in th is se co n d FC F ar ra n ge m e nt ? D 50 50 ? 38 .5 - 40 .0 C B A ? 0. 4 M A ? 0. 12 R x R y R z Tx Ty Tz D at u m Fe a tu re s ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 44 of 102 48 74 46 74 48 46 2424 B C A Un de rs ta nd in g Da tu m R ef er en ce Fr am e A pp lic at io n (D RF ) Ex am pl e 4 Y X Y Z E ? 0. 98 22 .2 - 22 .5 A E D ? 0. 25 M 1. 2. 3 . E M A D E M A D M 50 50 D ? 38 .5 - 40 .0 C B A ? 0. 4 M A ? 0. 12 ? 19 .0 - 19 .3 B D A ? 0. 25 M R x R y R z Tx Ty Tz D at u m Fe a tu re s ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 45 of 102 48 74 46 74 48 46 25 .5 6 24 B C A Un de rs ta n di ng D at um R ef er en ce Fr am e Ap pl ica tio n (D RF ) Ex am pl e 5 Y X Y Z G 50 50 ? 0. 98 22 .2 - 22 .5 B D A ? 0. 25 M D ? 38 .5 - 40 .0 C B A ? 0. 4 M A ? 0. 12 ? 19 .0 - 19 .3 B D A ? 0. 25 M D - G D eg re es o f F re e do m M at rix Fe a tu re s ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 46 of 102 4. ᔶ⢊݀Ꮒ 4.1. Ⳉ㒓ᑺ 㒓ᗻܗ㋴-ᅮᑇ䴶 0.05 0.1 㹿⌟㸼䴶ⱘ㋴㒓ˈᖙ乏ԡѢᑇ㸠ѢᎺ೒᠔⼎ᡩᕅ䴶 Ϩ䎱⾏Ў݀Ꮒؐ ���� ⱘϸᑇ㸠Ⳉ㒓ݙˈ�ঞᖙ乏ԡ Ѣᑇ㸠Ѣে೒᠔⼎ᡩᕅ䴶Ϩ䎱⾏Ў݀Ꮒؐ ���� ⱘ ϸᑇ㸠Ⳉ㒓ݙDŽ� ೒㒌Ϟ ৿Н 0.1݀Ꮒ0.05݀Ꮒ ᔶ⢊Ϣԡ㕂݀Ꮒ ASME Y14.5M-1994 47 of 102 㒓ᗻܗ㋴-ᅮ೚᷅䴶 Ⳉ㒓ᑺ�䕈㒓Ϣᔶԧሎᇌ᮴݇��5)6� 㹿⌟೚᷅䴶ⱘ䕈㒓ᖙ乏ԡѢⳈᕘЎn0.04ⱘϢᔶԧሎᇌ᮴݇П೚᷅䴶ݙDŽ� ↣ϔ೚៾䴶ᖙ乏ԡѢሎᇌᵕ䰤ПݙDŽ� n16.00 MMC n16.00 MMC n16.00 MMC (a) (b) (c) n16.00 15.89 0.02 㹿⌟೚᷅䴶ⱘӏϔ㋴㒓ᖙ乏ԡѢ䎱⾏Ў݀Ꮒ ؐ����ⱘϸᑇ㸠Ⳉ㒓ݙDŽ䆹ϸⳈ㒓Ϣ䕈㒓ᖙ 乏ԡѢሎᇌᵕ䰤੠ᅠܼᔶ⢊00&���ПݙDŽ� ⊼�㱑✊㒚㝄�E�៪Ṋᔶ䴶�F�ԡѢⳈ㒓ᑺ݀Ꮒ ПݙˈԚ㒱ᇍϡৃ䍙䍞䆹㽕㋴Пሎᇌᵕ䰤П ໪DŽ� n16.00 n0.04 n 16.0015.89 ೒㒌Ϟ ৿Н n0.04݀Ꮒᏺ ໪䖍⬠n16.04 ೒㒌Ϟ ৿Н ᆑ ���� ݀Ꮒᏺ ᆑ ���� ݀Ꮒᏺ ᆑ ���� ݀Ꮒᏺ ᔶ⢊Ϣԡ㕂݀Ꮒ