Yoder QVW-Series Roll Forming Systems

Yoder QVW-Series Roll Forming Systems feature:

  • The universal shaft driven M-Style equivalent.
  • Rafted for quick changeover.
  • Spring-loaded universals for quick disconnect.
  • Precision Timken tapered roller bearings (inboard side).
  • Roller bearings, rotating in hardened sleeves (outboard side).
  • Alloy steel roll spindles, carburized, hardened and ground.
  • Hardened hex-type clamping nuts.
  • Micrometer screws to facilitate accurate adjustment of spindles after roll changes.
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Product Details

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Questions?

Product Details

Questions?

Resources

Specifications (based on 40,000 psi yield, mild steel):

Sizes and Capacities

QVW-150 QVW-200 QVW-250 QVW-300
Horizontal Centers (in) 11 15 18 24
Horizontal Centers (mm) 279.4 381 457.2 609.6
Maximum Strip Gauge (in) 0.062 0.108 0.160 0.195
Maximum Strip Gauge (mm) 1.6 2.7 4.0 4.95
Maximum Strip Width (in) 7 12 14 16
Maximum Strip Width (mm) 177.8 304.8 355.6 406.4
Roll Shaft Diameter (in) 1.5 2 2.5 3
Roll Shaft Diameter (mm) 38.1 50.8 63.5 76.2
Roll Space (in) 8 13 15 17
Roll Space (mm) 203.2 330.2 381 431.8
Standard Mill Speed (FPM) 100 100 100 100
Standard Mill Speed (MPM) 30.5 30.5 30.5 30.5
Unequal Gearing Ratio (Top:Bottom Shafts) 1.43 : 1 1.33 : 1 1.30 : 1 1.30 : 1
Vertical Centers: Equal Max. (in) 7 8 10 12.75
Vertical Centers: Equal Max. (mm) 177.8 203.2 254 323.8
Vertical Centers: Equal Min. (in) 4 4.75 5.75 7
Vertical Centers: Equal Min. (mm) 101.6 120.7 146.1 177.8
Vertical Centers: Unequal Max. (in) 7 8 10 12.75
Vertical Centers: Unequal Max. (mm) 177.8 203.2 254 323.8
Vertical Centers: Unequal Min. (in) 4.125 4.75 5.75 7
Vertical Centers: Unequal Min. (mm) 104.8 120.7 146.1 177.8
Worm Gearing Ratio 7.67 : 1 10.33 : 1 10.00 : 1 12.00 : 1

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