Centerless Stone Lapping Machine

for machining of inner ring raceway and rib face for single and double row taper and cylindrical roller bearings

Standard application range : OD 60 - 150 mm x Breadth 16 - 60 mm x Raceway taper angle 0° - 45°, Rib face angle -3° - 23°

HN-200TFS

Application

1) Single-row Taper Roller Bearing

2) Single-row Cyl. Roller Bearing

Main Features

  • Simultaneous machining of inner ring raceways and rib faces for tapered 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
O.D. 60 - 150 mm
Width 16 - 60 mm
Raceway taper angle 0 - 45°
Flange angle -3° - 23°
3) Work piece support system
I.D. shoe centerless support system or O.D. roller support system
4) Machining method
Infeed type,
Raceway : Plunge cut & traverse cut
Flange : Plunge cut
5) Main spindle unit
Drive Motor Inverter control
Automatic multi-step change-over
6) Bore reference
Stroke 80 mm Hydraulic drive
Width adjusting amount 45 mm
7) Stone lapping unit for raceway
Oscillation unit
Frequency 2,500 fpm (Max.)
Automatic multi-step change-over
Amplitude Replaceable oscillation ring
Drive motor AC servomotor
Traverse unit
Traverse move amount 150 mm stroke
Drive Motor AC servomotor
Lifting unit
Lifting move amount 150 mm stroke Position detection mechanism by encoder
Drive Motor Inverter control
Angle adjustment unit
Angle adjustment amount Clockwise 0 - 22.5°
Position detection mechanism by encoder and auto-clamping unit
Drive Motor Inverter control
Stone head Stone grip type stone head
Pressure stroke 30 mm Pneumatic drive
Stone pressurization Electropneumatic regulator control/Back pressure control
Automatic multi-step change-over
8) Stone lapping unit for flange
Oscillation unit
Frequency 2,500 fpm (Max.)
Automatic multi-step change-over
Amplitude Replaceable oscillation ring
Drive Motor AC servomotor
Approach slide unit
Approach move amount 100 mm
Drive Motor AC servomotor
Angle adjustment Counterclockwise -3 - 23°
Stone head Auto slide type stone head
Pressure stroke 50 mm Pneumatic drive
Stone pressurization Electropneumatic regulator control,
Automatic multi-step change-over
9) Machine size
(W)2,370×(D)1,500×(H)1,800 mm
10) Machine weight
3,500 Kg

Note : Specifications are subject to change without notice.