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11. 000 10. 790 16x 8.531 THRU - 10. 790 10. 165 - 8.781 .50 10. 161 9. 145 9. 145 - 6. 110 7. 778 D 4. 212 4.208 6. 110 -8x 6:5000 THRU 2. 145- 2. 145 . 41 - 19 FINISH GRIND 019.507 AT LEAST . 19 WIDE . 0005 A VIEW AT OUTSIDE OF TEETH . 015X45/ CURVIC COUPLING DATA NO. OF TEETH 48 11. 000 (1) TOOTH TO ONE INDEX 10. 790 10. 790 DIAMETRAL PITCH . 2722 HT . 180 . 080 . 100 9. 145 7. 778 . 0205 6. 110 . 0185 FOR TOOLS RF PRESSURE ANGLE . 035 22. 000 19.16 46.5% TOOTH B. C. REF . 19. 1250 C 4-212 19. 1260 MATES WITH PART NO. BC-406064-79M 4 - 208 2. 145 21. 120 NOTES OVER . 5625 BALLS PARALLELISM OF THE PITCH PLANE TO THE BACK -THIS HOLE & TOOTH MUST MOUNTING SURFACE TO BE HELD WITHIN. 0003 BE ON SAME C/L WITHIN 1005 2-145 23 . 4991 23.4971 048 . 285 BREAK SHARP CORNERS ON LARGE DIAS. 4. 208 1 . 001 B PER ARC TEETH TO BE WITHIN PLUS OR MINUS 5 SECONDS 6.110 18. 337 18. 340 BOTH COUPLINGS TOGETHER SHOULD NOT EXCEED . 0005 PARALLEL DEVIATION IN ANY 150 INCREMENTS 11.000 9. 145 7.778 USE . 5625 BALLS FOR CHECKING ONLY ASSEMBLE USING . 5000 BALLS 10. 165 10. 790 10. 161 32 B . 06R. MAX. YP. . 0002 . 500 50 1 . 297 1. 267 . 375 1.000 63 1 . 295 1.265 .995 - 7.778 10. 165 4. 212 1 . 0002 B CO BORE 7/ .001 B . 12 2x 8.312 THRU 10. 161 . 06X450 .375-16UNC-26 THRU NOTE- // .001 8 32 U.D. . TEETH. &INT. GROOVE 150 ONLY REQUIRED TO BE HARD 60-62AC BEFORE H. T.- SECT . A-A SCALE 1. 00=1. 00 NOTE-USE FORGING #310316 4x0.404 THRU .593 -.500 DEEP 50-1.00 H. COVERT 7/14/00 COUPLING-UPPER-48 TEETH C. F.M. 7/17/DD CIM-XCHANGER 20HC INDEX MODULE SEE ABOVE A-70N-458627 D-45 341340 AOL REF COURTESY OF CINCINNATI MILACRON, INC24. 25. 26. 2?. 28. 29. 30. 31. 32. 33. 34. 35. 36. 3?. 38. 39. 41. .3 . 45. 46. 4}". Extra Credit: Is on I e lam ero e up Ing. What is the diameter of the bolt circle (B.C.) locating all of the holes, including the El .531 holes? How manv .375-16 UNC-2B holes are required? Drawing inoorrectlv specifies .375-16 mic-g. What is the pitch on these .375-16 threads? Express as a fraction. What is the depth of these .375-16 tapped holes? What does the 2B in the thread designation refer to? {Course, Class, or Constant Pitch) What is the M MC of the El 19.1250f19. 1260 inside diameter of the Coupling? What is the angular dimension of the groove shown in section A-A? What is the ball size used to check the groove size? What surface does 631? on the outside diameter of the part indicate? {Material removal, Roughness Height Rating, or Waviness width) How many teeth are to be cut on the coupling? What is the diametral pitch of the teeth? How many [3 .781 x .50 deep counterbores are required? How deep are the El .404 holes? What is the LMC allowed for the outside diameter? The inside diameter must be within .0002 to datum B for which orientation tolerance? (Angularitv, Parallelism, or Perpendicularity) What is the maximum thickness of the Coupling before H.T. {heat treating)? What is the width at the bottom of the groove as indicated in Section A-A? How far from datum B is the centerline of the ball used to measure the groove? Parallelism of the pitch plane to the back mounting surface should be held to what value? How many [3 5000,!5005 holes are there? One hole and tooth must line up within what distance? The thickness of 1267,1265 must be within .0002 to datum B with which form tolerance? [Flatness, Straightness, or Parallelism) The centerline of the ball used to measure the groove must be within .0005 to datum A for which location tolerance? {Concentricitm Circularitv, or Cylindricity} The centerline of the ball used to measure the groove must be within .001 to datum B for which location tolerance? (Parallelism, Flatness, or Straightness) One of the tapped holes is located by a horizontal distance of 9.145 and a vertical distance of 6.110. What is the radial distance to this hole? {T he distance from the center of the Coupling to the center of the tapped hole}