Centerless Stone Lapping Machine

for machining of inner and outer ring raceway for single and double-row taper and cylindrical roller bearings

Standard application range :
- Outer ring : OD 50 - 200 mm x Breadth 16 - 90 mm x Raceway taper angle 0° - 60°
- Inner ring : OD 50 - 200 mm x Breadth 16 - 90 mm x Raceway taper angle 0° - 40°

HN-200F

Main Features

  • Machining of inner and outer ring raceways for tapered and cylindrical roller bearings
  • One-cycle automatic machine
  • Selectable between outer diameter roller support system or inner diameter shoe centerless support system
  • Ideal for small quantities with a variety of sizes
  • Easy changeover

Machine Specifications

1) Work piece
Inner ring raceway & flange of single and double-row taper cylindrical roller bearings
2) Machining range
Outer ring O.D. 50 - 200 mm
Width 16 - 90 mm
Raceway taper angle 0 - 60°
Inner ring O.D. 50 - 200 mm
Width 16 - 90 mm
Raceway taper angle 0 - 40°
3) Work piece support system
O.D. roller centerless support system
4) Machining method
Infeed type, Traverse cut & plunge cut
5) Main spindle unit
Revolution 120 - 1,200 rpm
Automatic multi-step change-over
Drive motor Inverter control
6) Stone lapping unit
Traverse unit
Travel length 150 mm
Drive Motor AC servomotor
Angle adjustment unit
Travel length Clockwise 0 - 30° viewed from upside
Drive motor
Auto-clamping unit
Drive Motor Inverter control
Oscillation unit
Frequency 2,000 fpm (Max.)
Automatic multi-step change-over
Amplitude Replaceable oscillation ring
Drive Motor Inverter control
7) Special high speed stone head
Pressure stroke 25 mm Pneumatic drive
Stone pressurization Electropneumatic regulator control/Back pressure control
Automatic multi-step change-over
8) Pressure roller unit
Clamp arm movement amount 50 mm Hydraulic drive
9) Roller support part
O.D. roller centerless support system
10) Machine size
(W)1,700×(D)1,475×(H)1,815 mm
11) Machine weight
2,850 Kg

Note : Specifications are subject to change without notice.