Giddings and Lewis 60” 4-Axis Vertical Boring Mill

 

Before

Before
Actual machine

After

After
Not actual machine

 

G&L 60″ Retrofitted Vertical Boring Mill

Kentucky Rebuild Corp. (KRC Machine Tool Services) is pleased to offer the following Certified Used
Giddings and Lewis 60” 4-Axis Vertical Boring Mill for your consideration.

G&L 60″ VBM Specifications

 

Model Giddings & Lewis 60” 4-Axis VBM

Fanuc or Siemens CNC Retrofit 2018 (see scope of work)

Automatic Tool Changer 12 Positions

Table size 60″

Maximum Swing 72”

Maximum Facing Capacity 72″

Maximum Height Under Rail 72″

Vertical Travel of Rail 48″

Vertical Ram Stroke 48″

Ram Travel, Z-Axis 48″

Ram Tool Holder Taper #60 ANS

Table Speeds: INF Variable 3.8 – 335 RPM

Table Speeds 2 Ranges

Feed Rates (Variable) (.01 – 100 IPM)

Rapid Traverse, Rail Head X & Z-Axis 250 IPM

Rail Elevating Rate 30 IPM

Equipped With:
  • Fanuc or Siemens CNC Retrofit
  • New Operators Station
  • 12 Position Automatic Tool Changer
  • Power Draw Bar on Ram
  • 60” 4-Jaw Manual Chuck
  • Ballscrews & Independent Servos
  • Way Covers
  • Chip Conveyor
  • Hardened & Ground Ways
  • 75 HP Main Motor 460/3/60 Cycle

 


F.O.B. Kentucky Rebuild Corp., Independence, KY

Delivery TBD

Warranty 1 year electrical and mechanical

Retrofit Scope of Work:

CNC System:

  • Fanuc or Siemens control system with digital servo drives and motors.
  • Two (2) and one (1) spindle function
  • 10.4” color LCD display
  • New I/O
  • Handheld manual pulse generator (hand wheel)
  • CNC control manuals & CD’s

Operator Stations:

  • New operator station will house the 10.4” display, and all misc. pushbuttons, switches and etc. needed to operate the machine.
  • The operator station will be mounted on a pendant arm to allow movement of the operator’s station.

Portable Operator Stations:

  • New hand wheel unit will be located at the main operator’s station.
  • The handheld unit will allow manual jog or hand wheel function of all axis.

Position Feedback:

  • The X-axis will use motor mounted encoder feedback.
  • The Z-axis will use motor mounted encoder feedback.

Axis Drives and Motors:

  • The X and Z axes will be fitted with new AC servo system to include motors amplifiers and motor mounted encoders.
  • Fully digital servo drive system

Table Drive:

  • New 75HP DC Spindle Drive
  • Rebuild 75HP DC spindle motor

Electrical Enclosure:

  • A new NEMA 12 electrical enclosure.
  • New electrical/electronic components will be provided, including: motor starters, solid-state relays, terminal strips, surge protectors, etc.
  • Panel will be equipped with internal florescent lighting.
  • Panel will be equipped with 120V 10A outlet.

Machine Wiring & Documentation:

  • The machine will be completely rewired according to current NFPA 79 standards.
  • All wire and cable will be machine tool wire (MTW) or equivalent.
  • All flexible new flexible electrical conduit.
  • New electrical schematics and new operators manual.
  • One (1) Hard copy and one (1) electrical copy of the above manuals.

Mechanical Scope of Work:

Mechanical Systems:

  • Rebuild X1, X2, Z1& Z2 ballscrews and replace thrust bearings.
  • Inspect all machine ways and wear material. Machine, grind and scrape as necessary to meet OEM specification
  • Inspect ram, side head and saddle assemblies. Grind and scrape as necessary to meet OEM specification
  • Disassemble, clean and inspect table and transmission. Rebuild and repair as needed.
  • Disassemble, clean and inspect rail leveling system. Rebuild and repair as needed.
  • Disassemble, clean and inspect tool changer assembly. Rebuild and repair as needed.
  • Clean and flush lube and hydraulic systems. Rebuild all pumps and motors, replace all flexible hoses and verify proper operation.
  • Replace all way wipers and bellows with new.

Clean & Paint Machine

  • Repair sheet metal enclosure
  • Machine will be cleaned and painted.