Fully Automatic I.D. Centerless Stone Lapping Machine

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

Standard application range :
-Outer ring : OD 30 - 110 mm x Breadth 7 - 30 mm x Raceway taper angle 0° - 60°

AN-110A-NC

Main Features

  • Infeed system with selectable plunge or traverse machining
  • Outer diameter shoe/roller centerless support system

Work piece: Taper roller bearing outer ring

Machine Specifications

1) Work piece
Outer ring raceway of single-row taper roller, bearings and single and double-row cylindrical roller bearings
2) Machining range
O.D. 30 - 110 mm
Width 7 - 30 mm
Raceway taper angle 0 - 60°
3) Work piece support system
O.D. roller centerless support system or O.D. shoe centerless support system
4) Machining method
Infeed type, Traverse cut & Plunge cut
5) Main spindle unit
Revolution 120 - 2,200 rpm
Automatic multi-step change-over
Drive Motor Inverter control
6) 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
Movement amount 90 mm
Drive Motor AC Servomotor
Lifting unit
Stroke 175mm Position detection mechanism by encoder and auto-clamping unit
Drive Motor 3
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) Pressure roller unit
Bar guide type Front/back adjustment slide
Clamp cylinder movement amount 20mm Pneumatic drive
8) Stone head
Slant type auto-slide system (for taper roller bearing) or grip type
Pressure stroke 25mm Pneumatic drive
Stone pressurization Electropneumatic regulator control,
Automatic multi-step change-over
9) Delivery unit inside M/C system
Rotary carrier system
10) Machine size
(W)1,800×(D)1,050×(H)1,835 mm
11) Machine weight
2,500 Kg

Note : Specifications are subject to change without notice.