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Punch Former

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Features

  • Punch former is a fixed to grind the point of standard punches and E.D.M. electrodes for precise and fast operation.
  • Besides the round,  radius and multiangle punches any special forms can be ground precisely  By V-PB , punch/grinding wheel can be ground either concave or convex radius shape.
  • The capacity is from 4mm to 30mm.
  • Punch Former is a great dressing instrument Precisely forming the grinding wheel can be done by assembling an ARM with the main body. Any combination of tangents or radial form of the grinding wheel may be dressed accurately by easy operation.
  • Max. diameter of grinding wheel within 200mm can be dressed accurately and safely. The height from base to roller ‘s center is 80mm. Movement of each side can reach 12.5mm while aiming at the center of  V block.
  • The main body is made of one piece steel construction.

Features

*Except for the handle and graduation scale all metal is special hard tool steel (SKS-2) heat treated at HRC 63

*V block can be disassembled for use separately. V-PS the center through hole is Ø30mm

  • V-PS allows go through from the center of grip, to clamp a more longer punch ejector pin, it can go deep into of the grip position directly. To assemble an ARM with the main body, any combination of radial form of the grinding wheel may be dressed accurately by easy operation.
Modelunits
D(diameter) of the pressed part of the punch4-30mm
L(length) of the pressed part of the punchabove22mm
Upper and lower movement span of V block 25mm
Horizontal movement span of V block (one side)12.5mm
Horizontal movement span of V block (two side)25mm
length og V block30mm
Height of the rotary central axis15mm
Cutting and dividing24 equal pieces(15")
Sand forming of the forming lever
(concave R)100mmR
(convex R)48mmR
Diamond sharpening knif:(small diameter)60X50(1/10carat)
(large diameter)100X50(1/10carat)

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