Rotary Table

EZ-RP201 - Passive | Key Features

  • Passive Air-Bearing Rotary Table
  • Particularly Low Error Motion
  • High Speed Operation Possible
  • High Load Capacity and Stiffness
  • Various Sizes Available

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Product description

With an axial error movement of < 30 nm and a radial error movement of < 50 nm, the EZ-RP201 rotary table series meets the highest requirements for concentricity. Due to the special H-design and an optimized bearing layout, a particularly high axial load capacity and stiffness are achieved. The stainless steel turntables can be driven via an externally flanged motor or via a belt pulley.

Applications: As drive/bearing in the fields of precision turning, polishing, grinding, wafer grinding; for applications with high demands on concentricity.

Specifications

Type
Unit
EZ-RP201-150
EZ-RP201-200
EZ-RP201-250
Turning Range
°
> 360 (unlimited)
> 360 (unlimited)
> 360 (unlimited)
Error Motion axial (in the center)
μm
<0.03
<0.03
<0.03
Error Motion radial (at 20 mm height)
μm
<0.05
<0.05
<0.05
Axial Runout (along radius 85 mm)
μm
<2
<2
<2
Max. Speed
rpm
5,000
4,000
2,000
Mechanical Data
Unit
EZ-RP201-150
EZ-RP201-200
EZ-RP201-250
Mounting Position
unrestricted
unrestricted
unrestricted
Diameter x Height
mm
200 x 130
240 x 160
300 x 170
Diameter Rotor
mm
155
195
247.6
Moving Mass (rotor)
kg
9.7
19.4
36.4
Total Mass
kg
21
38
66
Max. Load axial
N
2,900
4,000
7,000
Nominale Load axial push/pull
N
2,300
2,800
5,500
Max. Load radial
N
690
1,200
1,500
Nominale Load radial
N
500
850
1,200
Stiffness axial
N/μm
500
580
1,000
Stiffness radial
N/μm
100
110
150
Resistance Against Tilt
Nm/rad
0.8
2.8
8
Max. Moment of Tilt
Nm
> 50
> 100
> 200
Inertialmoment
kg*m2
0.03
0.1
0.25
Interfaces and Environment
Unit
EZ-RP201-150
EZ-RP201-200
EZ-RP201-250
Supply Pressure
bar
5
5
5
Air Consumption
Sl/min
70
40
70
Clean Room Suitability
applicable
applicable
applicable
EZ-RP201 Rotary Table

Two mounting options are possible:

– fastening with M10 cylinder head screws by using the provided M10 threads,
– fastening with M8 cylinder head screws by using the counter sink bores.
EZ-RP201 Rotary Table
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