THE ULTIMATE TURNING MACHINES

V390

15-3/4″x50″ Variable-speed Center Lathes

Maximum cutting performance and fine finishing capability

The Harrison V390 introduces the latest technology to meet the machining requirements of modern tooling. Heavy metal removal and fine precision finishing are accomplished on this superb machine smoothly, quietly and efficiently.

Improved operator comfort and confidence is achieved by the excellent ergonomic control layout. The increased benefit of improved machine performance guarantees customer satisfaction in a complete range of production, maintenance and toolroom applications.

The Power
All Harrison V Machines Feature:

  • Powerful spindle motor with AC inverter drive and 33:1 constant power range
  • Infinitely variable spindle speeds with digital display
  • Three gear ranges for maximum metal removal rates
  • Standard constant surface speed (CSS) cutting with DRO
  • Extra heavy duty tailstock

The Features
All Harrison V Machines Feature:

  • Cast iron triangular webbed bed for optimum rigidity and swarf clearance
  • Infinitely variable spindle speeds with digital display
  • Camlock spindle nose for fast chuck changeover
  • Leadscrew reversing box
  • Standard constant surface speed (CSS) cutting with DRO
  • Comprehensive range of imperial and metric screw thread cutting

The Build
All Harrison V Machines Feature:

  • Hardened and Reishauer ground gears for smooth power transmission
  • Built to toolroom accuracy
  • Precision spindle running on Gamet ultra high precision taper roller bearings
  • Induction hardened and ground spindle nose for precise chuck location
  • Extra wide induction hardened and full form ground bedways
  • Low friction slideway material for long bed life and silky smooth operation
  • Centralized one shot lubrication of slides and Leadscrew

The Safety
All Harrison Lathes meet and exceed all the latest

  • International safety standards and CE regulations:
  • Full length leadscrew cover
  • Interlocked chuck guard, saddle mounted chuck guard and full rear splash guard for operator safety
  • Torque limit protection of gearbox and leadscrew
  • Interlock between thread and feed selection
  • Rapid and controlled stopping of the spindle in the event of an emergency stop or mains disconnection
SPECIFICATIONS :
Centers
Height 195mm (7-5/8”)
Admit Between 1250mm (50”)

SwingOver Bed400mm (15-3/4”)
Over Cross Slide246mm (9-5/8”)
In Gap Diameter585mm (23”)
Length165mm (6-1/2”)
SpindleBore54mm (2-1/8”)
NoseD1-6 Camlock
Morse Taper in Nose4 MT
Speeds Number3 infinitely variable
Range14 to 2500rpm
Motor7.5kW
LeadscrewDiameter32mm (1-1/4”)
Thread6mm pitch or 4 TPI
ThreadsMetric Pitches51 from 0.2 to 14mm
Imperial Pitches56 from 2 to 56 TPI
Module Pitches
20 from 0.2 to 3.5 MOD
Diametral Pitches
20 from 8 to 56 DP
FeedsMetric
42 from .036 to .4mm/rev
Imperial
42 from .0014 to .096in/rev
Cross Slide Width 180mm (7”)
Travel250mm (9-7/8”)
Top Slide
 Width 100mm (4”)
Travel
130mm (5-1/8”)
Tailstock
 Quill Diameter63mm (2-1/4”)
Travel
145mm (5-11/16”)
Morse Taper
5 MT
Weight
1400kg (3080lbs)
Dimensions
 L x W x H 2.72x1.35x1.65m (107x53x65”)