Fully Automatic I.D. Centerless Stone Lapping Machine

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

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

AN-200A-NC

Main Features

  • Infeed system with selectable plunge or traverse machining
  • Outer diameter shoe/roller centerless support system provides good parallelism and squareness against the mounting reference plane

Work piece: Taper roller bearing outer ring

Machine Specifications

1) Work piece
Outer ring raceway of single-row taper roller and single and double-row cylindrical roller bearings
2) Machining range
O.D. 60 - 200 mm
Width 16 - 60 mm
Raceway taper angle 0 - 60°
3) Work piece support system
O.D. shoe roller centerless support system
4) Machining method
Infeed type, Traverse cut & Plunge cut
5) Main spindle unit
Revolution 1,050rpm (Max.)
Automatic multi-step change-over
Front/back movement amount ±5 mm
Drive Motor Inverter control
6) Pressure roller part
Bar guide type
Stroke 30mm Hydraulic drive, front/back adjustment slide
7) Raceway stone lapping unit
Oscillation unit
Oscillation frequency Max. 2,500 fpm
Automatic multi-step change-over
Amplitude Replaceable oscillation ring
Drive Motor AC servomotor
Traverse unit
Traverse slide part Cross roller guide system
Stroke 150 mm
Drive Motor AC servomotor
Lifting unit Position detection control by rotary encoder
Stroke 150mm Position detection control by encoder
Drive Motor Inverter control
Angle adjustment unit
Angle adjustment amount Clockwise 0 - 30°
Position detection control by encoder and auto-clamping unit
Motor Inverter control
8) Stone head
Slant, auto-slide type stone head or stone grip type
Stone pressurization Electropneumatic regulator control,
Automatic multi-step change-over
9) Delivery unit inside M/C system
Rotary carrier system (hydraulic drive)
10) Machine size
(W)2,500×(D)1,590×(H)1,800 mm
11) Machine weight
3,700 Kg

Note : Specifications are subject to change without notice.