HELICAL GEAR STACK MOLD SYSTEMS Helical Gear Calculations
C1 = 2 x (A16 + B2 ) (Final Length of Helical Gear) IF B4 + A10 + A19 <= 0.5 x B1 Y -> OK N -> ERROR: NUT HOUSING IS TOO LONG: INCREASE B1 OR REDUCE B4 IF B3 >= A6 Y -> OK N -> ERROR: CENTER PLATE IS TOO THIN: INCREASE B3 IF B2 + A16 + A18 <= 0.5 x B1 Y -> OK N -> ERROR: GEAR IS TOO LONG: INCREASE B1 OR REDUCE B2 IF C1 <= B1 – 10 Y -> OK N -> ERROR: GEAR IS TOO LONG: INCREASE B1 IF C1 <= A1 Y -> OK N -> ERROR: GEAR IS TOO LONG: REDUCE B2 C2 = B4 + A10 – A6 – A5 – A4 (Final Length of Nut Housing) IF C2 >= A2 Y -> OK N -> ERROR: NUT HOUSING IS TOO SHORT: INCREASE B4 IF C2 <= A3 Y -> OK N -> ERROR: NUT HOUSING IS TOO LONG: REDUCE B4 IF C2 <= 0.5 x B1 – A6 – A5 – A4 – A19 Y -> OK N -> ERROR: NUT HOUSING IS TOO LONG: INCREASE B1 OR REDUCE B4
DME is with you every step of the way! Send your request or questions to DME Applications Engineering: appl_eng@dme.net, and we will take it from there.
CONSTANT DIMENSIONS HG28-1000 HG38-1200 HG38-1500 HG48-2000
A1 A2 A3 A4 A5 A6 A7 A8 A9
1000
1200
1500
2000.0
245 436
296 520
296 670
400.0 900.0
INPUT DATA HG28-1000 HG38-1200 HG38-1500 HG48-2000
12
15
15
20.0
B1 B2 B3 B4
5
5
5
5.0
47 37 60 22 70 55 15 35 45 95
60 48 75 29 90 70 20 45 57
60 48 75 29 90 70 20 45 57
75.0 60.0
100.0
OUTPUT DATA HG28-1000 HG38-1200 HG38-1500 HG48-2000
36.0
A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20
140.0
C1 C2
70.0 20.0 57.5 70.0
MOUNTING SCREWS AND DOWELS
HG28-1000
HG38-1200
HG38-1500
HG48-2000
Socket Head Cap Screw Socket Head Cap Screw
M10 × 1.50 × 75 (Part # M1075SH) M10 × 1.50 × 75 (Part # M1075SH) Ø14 × 10 (Part # PH1410) Ø14 × 10 (Part # PH1410)
M12 × 1.75 × 110 (Part # M12110SH) M12 × 1.75 × 110 (Part # M12110SH)
M12 × 1.75 × 110 (Part # M12110SH) M12 × 1.75 × 110 (Part # M12110SH)
M16 x 130mm (Part# M16130SH) M16 x 130mm (Part# M16130SH) Ø22mm x 12mm (Part # PH2212) Ø22mm x 12mm (Part # PH2212)
120 155 445
120 155 595
150.0 200.0 800.0
S2
124 376
S5
5 5
5 5
5 5
5.0 5.0
Ø18 × 12 (Part # PH1812) Ø18 × 12 (Part # PH1812)
Ø18 × 12 (Part # PH1812) Ø18 × 12 (Part # PH1812)
TD1 Tubular Dowel
TD2 Tubular Dowel
— — — 120.0
118
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