Used Liebherr L 301 Gear Hobbing Machine | A.K. Machine Traders, Navi Mumbai, India

This used Liebherr L 301 gear hobbing machine is available from A.K. Machine Traders in Navi Mumbai, India. A gear hobber cuts gear teeth into a workpiece using a rotating hob.

It takes workpieces up to 11.811″ in diameter and 26.772″ in length, and hobs steel to a maximum pitch of 4.25 DP. The hob head runs at an infinitely variable 80–640 RPM.

Key Features

• Infinitely variable radial feed
• Infinitely variable hob head speed
• Hob shift (tangential travel) of up to 5.900″

Technical Specifications

• Model: Liebherr L 301
• Maximum pitch diameter with 4″ hob: 13.32″
• Maximum pitch for hobbing steel: 4.25 DP
• Maximum workpiece diameter: 11.811″
• Maximum workpiece length: 26.772″
• Work table diameter: 12.401″
• Hob head carriage travel: 8.858″
• Hob spindle centreline above machine table: 6.496″ minimum
• Radial feed: 0.039–0.472″/minute, infinitely variable
• Rapid traverse of hob slide: 37.795″/minute
• Hob head speed: 80–640 RPM, infinitely variable
• Maximum hob length: 5.900″
• Maximum hob diameter: 5.512″
• Maximum hob shift (tangential travel): 5.900″
• Machine weight: 14,000 lb approx.

Applications

• Cutting spur and helical gears
• Gears for gearboxes and transmissions
• Small and medium-sized gear production runs
• Toothed workpieces up to 26.772″ long

Commercial Details

• Make: Liebherr
• Model: L 301
• Condition: Used
• Location: Navi Mumbai, Maharashtra, India
• Seller: A.K. Machine Traders

Frequently Asked Questions

• What is the largest workpiece it can take? It takes workpieces up to 11.811″ in diameter and 26.772″ in length.
• What hob sizes can it use? It accepts hobs up to 5.512″ in diameter and 5.900″ in length.
• What is the hob head speed range? The hob head runs at an infinitely variable 80–640 RPM.
• What should I ask when enquiring? Ask for photos or video of the machine running under power, whether an inspection is possible, which hobs, change gears, fixtures and accessories are included, the condition of the control and electrics, and the loading and shipping arrangements.