Used Liebherr LC 255 CNC Gear Hobbing Machine | A.K. Machine Traders, Navi Mumbai, India

This used Liebherr LC 255 CNC gear hobbing machine is available from A.K. Machine Traders in Navi Mumbai, India. A gear hobbing machine cuts gear teeth into a workpiece using a rotating hob.

It handles workpieces up to 250 mm in diameter with a pitch rating of 4.23 DP (6 mod). The hob spindle runs at an infinitely variable 48–480 RPM, and the hob head swivels ±45°.

Key Features

• Infinitely variable hob speed
• Hob head swivel of ±45°
• CNC-controlled gear hobbing

Technical Specifications

• Model: Liebherr LC 255
• Pitch rating: 4.23 DP / 6 mod
• Maximum workpiece diameter: 250 mm
• Maximum axial travel: 250 mm
• Worktable diameter: 250 mm
• Worktable worm diameter: 285 mm
• Table bore diameter: 100 mm
• Maximum radial centre distance: 205 mm
• Minimum radial centre distance: 20 mm
• Maximum axial height from table top: 390 mm
• Minimum axial height from table top: 140 mm
• Maximum hob diameter: 145 mm
• Maximum hob length: 230 mm
• Maximum hob shift travel: 170 mm
• Maximum swivel angle: –45° to +45°
• Hob speed range: 48–480 RPM, infinitely variable
• Rapid traverse, radial: 3,000 mm/min
• Rapid traverse, axial: 2,000 mm/min
• Rapid traverse, tangential: 1,000 mm/min
• Machine weight: 6,800 kg

Applications

• Spur gears
• Helical gears
• Gear blanks for transmissions and gearboxes
• Small to medium gear production up to 250 mm diameter

Commercial Details

• Make: Liebherr
• Model: LC 255
• Condition: Used
• Location: Navi Mumbai, Maharashtra, India
• Seller: A.K. Machine Traders

Frequently Asked Questions

• What is the maximum workpiece size? It takes workpieces up to 250 mm in diameter, with 250 mm of axial travel.
• What hob sizes can it carry? It accepts hobs up to 145 mm in diameter and 230 mm long, with 170 mm of hob shift travel.
• How heavy is the machine? The machine weighs 6,800 kg.
• What should I ask when enquiring? Ask for photos or video of the machine running under power, inspection arrangements, which hobs, fixtures and accessories are included, the condition of the CNC control and electrics, and loading and shipping arrangements.