Fully Automatic Centerless O.D. Stone Lapping Machine

Simultaneous machining of inner ring raceway and rib face for single-row taper roller bearings

Standard application range :
-Inner ring : OD 30 - 90 mm x Breadth 7 - 43 mm x Raceway taper angle Max. 45°, rib face angle 7° - 23°

AN-110TF-NC

Application

1) Taper roller bearing inner ring, simultaneous machining of raceway & rib face

Main Features

  • Infeed system with selectable plunge or traverse machining
  • Inner diameter shoe centerless support system provides good parallelism and squareness against the mounting reference plane
  • Capable of simultaneous machining of rib faces

Work piece: Taper Roller Bearing Inner Ring Raceway & Rib Face

Machine Specifications

1) Work piece
Inner ring raceway and flange of taper roller
2) Machining range
O.D. 30 - 90 mm
Width 7 - 43 mm
Raceway taper angle 0 - 45°
Flange angle 7 - 23°
3) Work piece support system
I.D. shoe centerless support system
4) Machining method
Raceway Traverse cut & Plunge cut
Flange Plunge cut
5) Main spindle unit
Revolution 3,300 rpm (Max.)
Automatic multi-step change-over
Drive Motor Inverter control
6) Raceway stone lapping unit
Oscillation unit
Oscillation frequency 2,500 fpm (Max.)
Automatic multi-step change-over
Amplitude Replaceable oscillation ring
Drive Motor AC Servomotor
Traverse unit
Traverse slide part Cross roller guide system
Stroke 90mm
Drive Motor AC Servomotor
Lifting unit
Stroke 175mm Position detection mechanism by encoder and auto-clamping unit
Drive Motor Inverter control
Angle adjustment unit
Angle adjustment amount Clockwise 0 to 30° viewed from machine front
Position detection mechanism by encoder and auto-clamping unit
Drive Motor Inverter control
7) Flange stone lapping unit
Oscillation unit
Oscillation frequency Max. 2,500 fpm
Amplitude Replaceable oscillation ring
Drive Motor AC Servomotor
Approach slide unit
Drive Motor AC Servomotor
Angle adjustment unit Manual
8) Bore reference unit
Pneumatic drive
9) Stone head
For raceway machining Auto-slide type
Pressure stroke 75mm Pneumatic drive
Stone pressurization Electropneumatic regulator control,
Automatic multi-step change-over
For flange machining Slant, auto-slide type
Pressure stroke 50mm Pneumatic drive
Stone pressurization Electropneumatic regulator control,
Automatic multi-step change-over
10) Delivery unit inside M/C system
Rotary carrier system
11) Machine size
(W)1,900×(D)1,460×(H)1,835 mm
12) Machine weight
2,500 Kg

Note : Specifications are subject to change without notice.