C&B Current Stock List 

   
Wednesday, March 10, 2010                

 

Updates Included

  • Six (6) axis control (No Hydraulics!)
  • Controller: Siemens 840D Processor
  • 75 H.P. spindle drive
  • New Spindle Assembly: C & B's 21CSS Spindle
    Head Assembly, 60% less moving parts and wear
    items supplying longer life, higher accuracy and
    reliability.
  • Table index: updated with a servo axis and high
    precision gear box for quick, accurate index
    positioning.
  • Rotary Fixtures: updated with servo axes and high
    precision gear boxes. This allows each fixture to
    have its own unique parameter programming such as
    RPM (two or three speeds per cycle) and
    excell/decell.
  • Wheel Dressing: “Automatic” wheel dressing is
    performed with a multi-point diamond dressing tool
    mounted directly on the Index Table.

 

 
C & B 36" Vertical Disc Grinder
 

  • In-Process Gauging: Grinding Wheel positioning is
    controlled by direct feedback from the in-process
    gauge reading the location of the face of the
    grinding wheel while also tracking and calculating
    remaining wheel life.
  • Coolant: Delivered through multiple precision
    directed lines including through the spindle for
    consistent coverage.

Click to Enlarge

 

 

Tooled to grind two different parts,
Aluminum Valve Bodies and Transfer Plates

Production Rate:

  • 2 parts in 33 seconds / 214 parts an hour
  • Material: Cast Aluminum
  • Stock Removal: .015"
    Part size: 10" x 15"

Transfer Plate:

  • Overall Flatness: .380 Micron / .015" 9.72 PpK
  • Elemental Flatness: .0150 Micron (25 x 25) /
    .0006" (1" x 1") 2.0 PpK
  • Profile: .380 Micron / .015" 2.15 Pp
  • Surface Finish: Ra 1.3 Rz 4.5

Valve Body:

  • Overall Flatness: .100 Micron / .004" 14.85 PpK
  • Elemental Flatness: .015 Micron (25 x 25) /
    .0006" (1" x 1") 37.35 PpK
  • Profile area "W": .120 Micron / .0047" 3.29 Pp
  • Surface Finish: Ra 1.3 Rz 4.5 .

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