BIG MACHINES FOR BIG JOBS - CHEVALIER FBB/FBT Series Horizontal Boring and Milling Machines - for high performance, production batch machining of large workpieces for aerospace, power generation, heavy construction, automotive and mining industries. boring mill image

A gearbox housing for a windmill.

The FBT (traveling column model) mill's 6.5' x 7' table size enable it to handle big and bulky workpieces, such as windmill and aerospace components, weighing up to 33,000lbs.

  • Box type column, bed and saddle features outstanding rigidity during heavy duty borring & milling.
  • Large 80mm Class C3 ballscrews with coolant circulation on all 3 axes.
  • Coolant-thru-ballscrew with temperature sensor helps eliminate thermal expansion during continuous cutting.
  • Extra wide, extra high column offers flexible machining capabilities.
  • Optional B axis rotary table for simultaneous machining
boring mill frame
  • Base slideways are hardened, precision ground and coated with Italian Guarniflon wear-resistant media.
  • Large box ways with wide span in-between ensures rigidity when machining heavy loads.
A dual chip channel with auger type chip conveyor plus an optional chain type chip conveyor system take care of the chip removal requirements during heavy cutting. chip augers
Standard with every machine:
  • 60 tool ATC
  • Hollow ballscrew w/ coolant circulation
  • Rigid tapping
  • Automatic air blast through spindle
  • Heat exchanger
  • Spindle oil cooling system
  • Hydraulic tool changer
  • Automatic lubrication system
  • RS232 interface
  • Chain type chip conveyor on XY axis
  • Airconditioned electric cabinet
 
OPTIONS: Coolant-thru-spindle 30bar - CNC and Manual 4th axis rotary table - 3 axis linear scale - 2-speed ZF gearbox - 80-tool ATC - Renishaw tool measurement system - BLUM tool laser measurement system - High semi-enclosed splash guard - Chain type conveyor w/ cart
Specifications FBB-2020RQ (Moving Table)
Table Size 55.11" x 63"

Maximum Table Load

15,400lbs
T-Slots (WidthxPcsxPitch) 0.87" x 7 x 7.87"
Spindle Taper BT/CAT/DIN 50
Spindle Speed 3000rpm
Spindle Power 25/30HP
X/Y/Z/W Motor HP 9/9/12/5HP
XYZ Rapid Traverse 472/472/394
Cutting Feedrate 39.37-394ipm
Tool Capacity 60 tools opt 80
Max Tool Dia w/ adj tool 4.92"
Max Tool dia w/o adj tool 8.46"
Max Tool Length 13.78"
Max Tool Weight 44lbs
T-T Change Time 12 secs
XYZ Axis Box Way Width 7.87/7.87/5.90"
XYZW Ballscrew Diameter 2.5/2.5/2.5/1.5"
Hydraulic Tack Cap 26 gals
Footprint 322'x248"x169"
Machine Weight 64,900lbs

 

Specifications FBT4020RQ (Traveling Column)
Table Size 78.74x86.61

Max Table Load

33,069lbs
X Axis 157
Y Axis 78.74
Z Axis 70.87
W Axis 5.90/27.55
Spindle Taper BT/CAT/DIN 50
Spindle Speed 2500rpm
Spindle Power 30/35HP
X/Y/Z/W Motor 12/12/12/5
XYZ Rapid Traverse 394/394/315ipm
Cutting Feedrate 39.37-276ipm
Tool Capacity 60 Tools
Max Tool Dia w/ adj tool 4.92
Max Tool dia w/o adj tool 8.42
Max Tool Length 13.78
Max Tool Weight 44lbs
T-T Change Time 12 secs
XYZW Ballscrew Diameter 3.15/3.15/3.15/1.57"
Hydraulic Tank Cap 26 gals
Coolant pump 2HP
Footprint 436x295x216
Machine Weight 161,700lbs

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