12" x 80" SHEFFIELD "CRUSHTRUE" Model 187 D CNC Crush Form Cylindrical Grinder; S/N 400824

12" x 80" SHEFFIELD "CRUSHTRUE" Model 187 D CNC Crush Form Cylindrical Grinder; S/N 400824
Casa Grande, AZ
orCall 1-520-836-9727
Description
(1) Used 12" x 80" SHEFFIELD "CRUSHTRUE" Model 187 D CNC Crush Form Cylindrical
Grinder S/N 400824
This machine was purchased from a major aerospace manufacturer which closed their machining
division in Phoenix, Arizona. The machine was set-up for crush form grinding of turbine engine
shafts and was certified to FAA tolerances and standards.
Specifications:
Work Piece Diameter..............................................12" (maximum)
Work Piece Length..................................................80" (maximum)
Table Travel (Z Axis)..............................................84"
Wheelhead Travel (X Axis).....................................19" (nominal)
Swing Over Table....................................................12 1/4"
Swing in Gap...........................................................15"
Length of Table.......................................................128"
Length of Gap .........................................................42"
Grinding Wheel Diameter .......................................15" to 24" (maximum)
Grinding Wheel Width..............................................1" to 9" (maximum)
Grinding Wheel Form Depth....................................10" (nominal)
Grinding Wheel Dressing Depth .............................12" (maximum)
Grinding Wheel Speed (Variable)............................1,100 3,000 RPM
Grinding Wheel Drive Motor.....................................35 HP (Variable Frequency)
Grinding Wheel Arbor Diameter...............................5"
Grinding Wheel Arbor Flange Diameters.................14"
Wheelhead Infeed Rate (Standard Mode)...............0.005 to 0.475 IPM
Wheelhead Infeed Rate (Crushform Mode).............0.004 to 0.75 IPM
Workhead Drive Speed (variable)............................35800 RPM (nominal)
Workhead Drive Motor.............................................5 HP
Tailstock Spindle Travel...........................................0 6" (nominal)
Tailstock Spindle Diameter.......................................4" (nominal)
Tailstock Spindle Taper ...........................................#4 M.T
Electrical Characteristics..........................................480 Volts / 3 Phase / 60 Cycle
Equipped With:
G.E. / Fanuc Mark Century 2000 CNC Controls
CNC ServoHydraulic Diamond Point Wheel Form / Profile Dresser
35 H.P. General Numeric Variable Frequency Spindle Drive Motor
Glentek Permanent Magnet DC Servomotor Drives (X, Z Axis)
84" Z Axis Servo Drive with Precision Ballscrew System and CNC Interface (Optional)
Hydraulic Tailstock Spindle Travel
32" Newall Spherosyn DRO (ZAxis)
18" Futaba "Pulscale" High Resolution XAxis Linear Scale.
Complete Hydraulic System with Controls.
Complete Coolant System with Pump & Filter System.
12" Faceplate
Live TailstockCenter
SmogHog Mist Collector (optional)
Overall Dimensions...................................................156" LR x 132" FB x 120 HT
Weight.......................................................................26,000 lbs. (est.)
F.O.B.........................................................................Casa Grande, AZ
Specifications
Condition | Used |
Stock Number | 2778 |