triaxial turntable 360deg continuous free rotation motion simulator three axis position simulator

1 Foreword

According to the needs of XXX, it is necessary to purchase a three-axis turntable with the functions of position, speed and simulation.

2 Main technical indexes

2.1 Load weight: 30 Kg

2.2 Load size: diameter 500 mm × 500 mm;

2.3 Mechanical table structure: UUT

2.4 Three-axis intersection: within 0.25mm radius ball (machining guarantee)

2.5 Inclination rotation accuracy: rolling ± 5 ″

Pitch ± 5 ″

Bearing ± 5 ″

2.6 Perpendicularity of three axes: roll axis and pitch axis ± 5 ″

2.7 Positioning accuracy of three-axis angular position: ± 6 ″

2.8 Resolution of three-axis angular position measurement: 0.36 ″

2.9 Three-axis rotation range: three-axis continuous

2.10 Angular rate range: roll ± 0.001 °/s ~ 400 °/s

Pitch ± 0.001 °/s ~ 400 °/s

Azimuth ± 0.001 °/s-200 °/s

2.11 Angular rate accuracy: 5 × 10^-5(360 ° average)

5 × 10^-4(10 ° average)

5 × 10^-3(1 ° average)

2.12 Angular rate stability: 5 × 10^-5(360 ° average)

5 × 10^-4(10 ° average)

5 × 10^-3(1 ° average)

2.13 Maximum angular acceleration: roll 200 °/s²

Pitch 200 °/s²

Bearing 100 °/s²

2.15 Simulation Interface

With digital simulation function, communication interface RS-232, baud rate to be determined.

2.16 Conductive Slip Ring (TBD)

The loop is a common loop, wherein:

Power ring: 28 V, 10 A;

Slip ring contact resistance: 0.005Ω (static), 0.01Ω (dynamic).

2.17 Power Supply

A) Three-phase four-wire, 380V ± 10%, 50 Hz ± 3%

B) Single phase, 220V ± 10%, 50HZ ± 3%

2.18 Working conditions

A) Operating temperature: 20 ± 10 ℃;

B) Relative humidity: ≤ 50% (30 ℃);

C) Grounding resistance of ground wire is less than 2Ω;

D) with seismic isolation foundation;

E) There is no strong electromagnetic interference around.