Collapsible Core Design & Assembly Guide - DME

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18 CC 200 P.C. Core Dimensions Ø2.63 3 Ø.470 MIN Ø1.88 5 MIN DRAFT PER SIDE R.008 MIN (NOTE 1) .030 FLAT .043 COLLAPSE MIN AT FACE .030 FLAT MIN (NOTE 7) .13 MIN 60° C’SINK BOTH ENDS FOR GRINDING Ø1.270 MIN STK .015 MIN .075 MAX .975 ±.005 Ø.785 CENTER PIN COLLAPSIBLE CORE DME Collapsible Core .975 1.150 CENTER SCREWS ON MIDDLE OF LARGE SEGMENT R.03 .25 .030 CLEARANCE .030 CLEARANCE .150 MIN/.250 MAX SHUT OFF HEIGHT DO NOT USE TAPER SHUT OFF NOM (CIRCULAR STEP DETAIL) 1.150 MAX Ø2.000 NOM P.C. SLEEVE www.dme.net ±.003 7.315 5.200 NOM Ø2.177 ±.001 NOM Ø1.436 .188 NOM 15 .010 PARTIAL MOLD ASSEMBLY P.C. SLEEVE COLLAPSIBLE CORE CENTER PIN +.000 -.010 Ø1.750 1.938 ±.005 (NOTE 4) .249 ±.001 SET-UP FOR GRINDING REFER TO GRINDING INFORMATION USE SCREWS TO ALIGN CORE ON PIN ±.001 Ø1.000 +.000 -.010 Ø1.250 STRIPPER INSERT .010 .56 MIN ±.005 1.562 (NOTE 4) Ø.437 COOLING HOLE INDICATE HERE FOR GRINDING .003 MAX T.I.R. NOTES: 1. Center pin to project .015 minimum/.075 maximum above front face of Collapsible Core with .008 R minimum at corners. 2. Both ends of center pin to be cut off after grinding contour on Collapsible Core before assembly in mold. 3. Minimum suggested I.D. of thread or undercut is .910-S to give minimum steel support between depth of undercut and center pin. 4. The 1.938 ±.005 dimension must be held in mold assembly and core grinding. 5. Consult Grinding Instructions. 6. A 1 ⁄32 radius is essential on the inside corners of the stripper insert, especially where shut-off contacts Collapsible Core. 7. Thread must never be run out of face of core, leaving a knife edge of material. For complete instructions, refer to Design Procedures. 8. Do not use center pin as a pilot into “A” half of mold.
DME Collapsible Core CC 200 P.C. Mold Base Machining Dimensions CAVITY PLATE SUBTRACT INTERNAL DEPTH OF PART PLUS MATERIAL SHRINK FROM THIS DIM. TO DETERMINE ACTUAL STRIPPER PLATE THICKNESS SHUT-OFF DIMENSION AS NEEDED (CHECK LIST 7 & 13) STRIPPER INSERT MUST BE RETAINED .800 MIN. STRIPPER PLATE 1.753 Ø1.406 ±.007 Ø2.016 ±.005 +.003 -.000 Ø2.004 .25 .375 .390 MOLDED PART 1.375 Ø2.03 1.375 Ø2.004 -.000 +.003 RELIEF FOR GREASE .56 7.315 ±.003 CORE O.A.L. (CHECK LIST 11) CYLINDERS RECOMMENDED FOR AUTOMATIC MOLD OPERATION (CHECK LIST 5) 2.187 EJECTOR STROKE ±.005 Ø2.25 .625 ±.003 +.005 -.000 Ø1.755 +.001 -.000 Ø1.438 www.dme.net 1.000 .207 +.003 -.002 Ø1.002 (CHECK LIST 2) +.001 -.000 .251 C-4.000 Ø1.06 "O" RING GROOVE +.001 -.000 .875 .187 1.938 ±.005 1.187±.001 1.375 +.005 Ø1.255 -.000 SECTION A-A PARTING LINE GUIDED EJECTION A SUPPORT RING 1/4 N.P.T. TAP .126 NOM. THIS PLATE THICKNESS MAY BE VARIED AS DESIRED C'BORE AS NEEDED TO HOLD 1.938 ±.005 GRIND EJECTOR PLATE, SUPPORT RING, & REST BUTTONS TO THIS DIMENSION 1.187 ±.001 (CHECK LIST 1) PIN COOLING DETAIL BRASS WATERLINE BAFFLE 19
Page 1 and 2: DESIGN & ASSEMBLY GUIDE U.S. 800-62
Page 3 and 4: Table of conTenTs DME DESIGN & ASSE
Page 5 and 6: DME Collapsible Core Collapsible Co
Page 7 and 8: DME Collapsible Core Design Procedu
Page 9 and 10: Table of Dimensions Table 1-1 DME C
Page 11 and 12: DME Collapsible Core Design Check L
Page 13 and 14: DME Collapsible Core Grinding Instr
Page 15 and 16: Ø2.63 Ø1.88 CENTER SCREWS ON MIDD
Page 17 and 18: CC 150 P.C. Core Dimensions .037 MI
Page 19 and 20: Mold desiGn check lisT DME Collapsi
Page 21: MOLDED PART DME Collapsible Core (C
Page 25 and 26: CC 250 P.C. Core Dimensions Ø.470
Page 29 and 30: DME Collapsible Core CC 202 P.C. Mo
Page 31 and 32: CC 252 P.C. Core Dimensions 3 ° Ø
Page 39 and 40: Mold desiGn check lisT S MOLDED PAR
Page 47 and 48: DME Collapsible Core CC 602 PC Mold
Page 49 and 50: CC 652 P.C. Core Dimensions 1.520 M
Page 53 and 54: DME Collapsible Core CC 702 PC Mold
Page 55 and 56: Collapsible Core Ordering Guide Dra
Page 57 and 58: DME Collapsible Minicore cenTer pin
Page 59 and 60: Total Collapse DME Collapsible Mini
Page 61 and 62: DME Collapsible Minicore 11. Import
Page 63 and 64: DME Collapsible Minicore Center Pin
Page 65 and 66: Minicore Grinding Set-Up Informatio
Page 67 and 68: DME Collapsible Minicore CCM-0001 M
Page 69 and 70: CCM-0002 Minicore Dimensions DME Co
Page 71 and 72: DME Collapsible Minicore 9. Core mu
Page 73 and 74:
DME Collapsible Minicore CCM-0003 M
Page 75 and 76:
DME Collapsible Minicore Collapsibl
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Collapsible Core Design & Assembly Guide - DME

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