MACHINE PLATFORMS

MACHINE PLATFORMS

We are sure to have the right solution for you. Here you will find a complete overview of our Microfinish / Superfinish solutions for machining anti-friction and roller bearing raceways.

BearingStar Mini

The BearingStar Mini is a fully automatic Microfinish machine brought to you by Thielenhaus which is used for machining miniature ball and roller bearing inner and outer rings in line with the 1-step method.

Technical data

Number of machining stations: 1

Work piece diameter: 5 – 19 mm

Work piece width: 2.5 – 15 mm

Work piece spindle speed: 0 – 36,000 rpm

Oscillation frequency: 0 – 1,200 double strokes/min

Radial oscillation angle: +/- 0 – 15°

Linear oscillation stroke: 0 – 2 mm

Stone contact pressure: 0 – 10 N

Ring types

  • Deep groove ball bearing (DGBB)
  • Angular contact ball bearing (ACBB)
  • Cylindrical roller bearing (CRB)
  • Special bearings

Machining solutions

  • 1-step machining with a stone type
  • Pre- and final machining by changing the cutting speed, stone contact pressure and oscillation

BearingStar 50

Fully automatic Microfinish machine for machining ball and roller bearing inner and outer rings in line with the 1- or 2-step method.

Technical data

Ring outside diameter: 17 – 42 mm

Ring inside diameter: 8 – 20 mm

Ring width: 5 – 12 mm

Work piece spindle speed: 0 – 12,000 rpm

Oscillation frequency: 0 – 1,200 double strokes/min

Oscillation angle: +/- 0 – 18°

Linear oscillation stroke: 0 – 6 mm

Stone contact pressure: 0 – 140 N

Number of machining stations: 1 or 2

Ring types

▪   1- or 2-row radial ball bearing

▪   Axial ball bearing

▪   1- or 2-row angular ball bearing

▪   Cylindrical roller bearing

▪   Tapered roller bearing

▪    

Machining solutions

▪   1-step machining on a 1-station machine

▪   1- or 2-step machining as desired on a 2-station machine

▪   Outer or inner rings in one machine

▪   Pre- and final machining by changing the cutting speed, stone contact pressure and oscillation 


BearingStar 100

Fully automatic Microfinish machine for machining ball and roller bearing inner and outer rings in line with the 1- or 2-step method.

Technical data

Ring outside diameter: 32 – 90 mm

Ring inside diameter: 15 – 55 mm

Ring width: 8 – 30 mm

Work piece spindle speed: 0 – 9,000 rpm

Oscillation frequency: 0 – 1,200 double strokes/min

Oscillation angle: +/- 0 – 18°

Linear oscillation stroke: 0 – 6 mm

Stone contact pressure: 0 – 140 N

Number of machining stations: 1 or 2

Ring types

  • 1- or 2-row radial ball bearing
  • Axial ball bearing
  • 1- or 2-row angular ball bearing
  • Cylindrical roller bearing
  • Tapered roller bearing

Machining solutions

  • 1-step machining on a BS 111 1-station machine
  • 1- or 2-step machining as desired on a BS 122 2-station machine
  • Outer or inner rings in one machine
  • Outer raceway and flange of tapered roller bearing inner rings in a BS 122 2-station machine
  • Pre- and final machining by changing the cutting speed, stone contact pressure and oscillation

BearingStar 212 webversion

BearingStar 200

Fully automatic Microfinish machine for machining ball and roller bearing inner and outer rings in line with the 1- or 2-step method.

Technical data

Ring outside diameter: 85 – 200 mm

Ring inside diameter: 50 – 180 mm

Ring width: 15 – 80 mm

Work piece spindle speed: 0 – 3,000 rpm

Oscillation frequency: 0 – 1,200 double strokes/min

Oscillation angle: +/- 0 – 18°

Linear oscillation stroke: 0 – 6 mm

Stone contact pressure: 80 – 360 N

Number of machining stations: 1 or 2


BearingStar 200 XL

Fully automatic Microfinish machine for machining ball and roller bearing inner and outer rings in line with the 1- or 2-step method.

Technical data

Ring outside diameter: 180 – 320 mm

Ring inside diameter: 100 – 270 mm

Ring width: 60 – 200 mm

Work piece spindle speed: 0 – 3,000 rpm

Oscillation frequency: 0 – 1,200 double strokes/min

Oscillation angle: +/- 0 – 18°

Linear oscillation stroke: 0 – 6 mm

Stone contact pressure: 80 – 360 N

Number of machining stations: 1

Ring types

  • 1- or 2-row radial ball bearing
  • Axial ball bearing
  • 1- or 2-row angular ball bearing
  • Cylindrical roller bearing
  • Tapered roller bearing
  • Spherical roller bearing

Machining solutions

  • 1-step machining on a BS 211 1-station machine
  • 1- or 2-step machining as desired on a BS 212 1-station machine
  • Outer or inner rings in one machine
  • Outer raceway and flange of tapered roller bearing inner rings in a BS 212 1-station machine
  • Polish outside diameter with a tape finishing unit
  • Pre- and final machining by changing the cutting speed, stone contact pressure and oscillation

BearingStar 300

Fully automatic Microfinish machine for machining ball and roller bearing inner and outer rings in line with the 1- or 2-step method.

Technical data

Ring outside diameter: 200 – 700 mm

Ring inside diameter: 180 – 580 mm

Ring width: 20 – 300 mm

Work piece spindle speed: max. 1,000 rpm

Oscillation frequency: 0 – 1,200 double strokes/min

Oscillation angle: +/- 0 – 18°

Linear oscillation stroke: 0 – 6 mm

Stone contact pressure: max. 1,000 N

Number of machining stations: 1

Ring types

  • 1- or 2-row radial ball bearing
  • Axial ball bearing
  • 1- or 2-row angular ball bearing
  • Cylindrical roller bearing
  • Tapered roller bearing
  • Spherical roller bearing

Machining solutions

  • 1- or 2-step machining
  • Outer or inner rings
  • Pre- and final machining by changing the cutting speed, stone contact pressure and oscillation
  • Flange Microfinish
  • Polish outside diameter

BearingStar 400

Fully automatic Microfinish machine for machining ball and roller bearing inner and outer rings in line with the 1- or 2-step method.

Technical data

Ring outside diameter: 400 – 1,600 mm

Ring inside diameter: 300 – 1,400 mm

Ring width: 40 – 500 mm

Work piece spindle speed: 0 – 300 rpm

Oscillation frequency: 0 – 1,200 double strokes/min

Oscillation angle: +/- max. 6°

Linear oscillation stroke: 0 – 6 mm

Stone contact pressure: max. 1,000 N

Number of machining stations: 1

Ring types

  • 1- or 2-row radial ball bearing
  • Axial ball bearing
  • 1- or 2-row angular ball bearing
  • Cylindrical roller bearing
  • Tapered roller bearing
  • Spherical roller bearing

Machining solutions

  • 1- or 2-step machining
  • Force-controlled cup wheel machining on SRB outer rings
  • Outer or inner rings
  • Polish outside diameter with tape finishing unit
  • Pre- and final machining by changing the cutting speed, stone contact pressure and oscillation
  • Tape Microfinish on roller bearing outer and inner rings

Infinity

Automatic Microfinish machine for machining small and medium-sized rollers in mass production.

Technical data

Machining diameter: 3.8 – 80 mm

Drive roller speed: 0 – 720 rpm

Drive roller length: 1,090 mm

Number of tool carriers: 8

Tool frequency oscillation: 75 – 1,500 double strokes/min

Horizontal tool oscillation stroke: 0 – 6 mm

Tool’s vertical oscillation stroke: 50 mm

Total connection: 9 kW

Minimum compressed air: 4.5 bar

Flushing oil flow rate: 80 l/min

Roller types

  • Cylindrical rollers
  • Tapered rollers
  • Needle rollers

BearingStar PC24

Automatic Microfinish machine for machining small and medium-sized rollers in mass production.

Technical data

Working length: 30 – 200 mm

Number of machining stations: 1 – 2

Stone unit

Oscillation stroke: ±1/±2/±3 mm

Oscillation frequency: 0 – 1,600 double strokes/min

Tool contact pressure: 20 – 160 N

Tape unit

Number of tape units: 1(0)

Oscillation stroke: ±1/±2/±3 mm

Oscillation frequency: 0 – 1,600 double strokes/min

Tool contact pressure: 20 – 160 N

Flushing oil flow rate: 80 l/min

Roller types

  • Cylindrical rollers
  • Tapered rollers
  • Cylindrical tapered rollers
  • Barrel rollers

Machining solutions

  • Cylinder profile
  • Crowned profile
  • Logarithmic profile

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