Rotary table RR-10-6

Rotary table RR-10-6
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Diameter 254 mm

Aperture 152 mm

Height 37 mm

 

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RotoRing rotary tables provide superior angular positioning and are designed to eliminate backlash, friction and wear problems associated with worm, gear and belt drives.

They combine axial brushless RotoLinear motoring modules and planar air bearings in a compact, low profile, direct drive configuration.

 

Large area air bearings provide sufficient stiffness for large payloads and maximizes performance in respect to wobble and run-out. 

Radially distributed brushless RotoLinear motoring modules provide high positioning stiffness during rotary indexing and when installed on moving XY tables.

 

These rotary tables provide unlimited rotation capability and precise velocity control.

 

RotoRings feature "large open center design". In general automation applications large open center offers the opportunity to access parts from inside and outside of the table simultaneously.

This feature allows robotic devices, pick and place and ancillary tooling to be mounted inside the table, saving floor space and reducing parts handling with increased productivity.

 

Parameter

 

RR-10-6

RR-14-10

RR-18-14

Peak torque

Nm

10

25

30

Repeatability, open loop

arc-sec

3

Repeatability, with feedback

arc-sec

1.8

1.5

1.4

Resolution  (note 1)

arc-sec

1.8

1.5

1.4

Max speed

rpm

120

80

60

Motor type   (note2)

 

2 phase brushless

Number of phases

 

2

Current per phase

Amp

3

1.5

1.5

Bearing type

 

air

Air bearing pressure

atm

3.5

Air bearing run-outs

microns

5

Air bearing gap

microns

12

Finish

 

hard anodized aluminum

Outside diameter

mm

254

355

450

Aperture  diameter

mm

152

254

355

Total height (rotor and stator)

mm

37

45

56

 

Note 1:  with micro-stepping drive, 250 micro-steps/step

Note 2: can be controlled with micro-stepping drive in open loop

            or in closed loop servo mode (RR-10-6)

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