High Precision Dual Axis Rate Position Table for Drilling Guidance and MWD Tool Test

No.BE-INS2-26A04

This high precision dual axis rate position table serves as gyroscope test stand and motion simulator for oil and gas drilling guidance instrument validation. U-T structure enables continuous 360° dual axis rotation for full attitude borehole trajectory simulation. 10kg capacity with ⌀320mm 7A04 super-hard aluminum platform supports drilling sensors and MWD tools. Ideal for drilling guidance testing, MWD system validation & downhole inertial sensor evaluation under complex trajectories.

Specifications

Maximum load dimensions:

⌀300 mm × 180 mm (height)

Rated load capacity:

10 kg

Angular position accuracy:

±3″

Table flatness:

0.02 mm

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1. Mechanical Structure & Mounting Table
Outer frame (gimbal) structure	"U" type frame, rotates about horizontal axis, capable of continuous 360° rotation
Inner frame structure	"T" type structure, rotates about axis perpendicular to outer frame, continuous 360° rotation
Maximum load dimensions	⌀300 mm × 180 mm (height)
Rated load capacity	10 kg
Table material	7A04 super-hard aluminum alloy
Table flatness	0.02 mm
Table runout (axial / end face)	0.02 mm
Table diameter	⌀320 mm
Granite base plate dimensions	1000 mm × 750 mm
2. Accuracy & Angular Positioning Performance
Tilt (wobble) accuracy / rotation precision	Inner frame: ±3 arcsec (″), Outer frame: ±3 arcsec (″)
Dual-axis angular positioning accuracy	±3 arcsec (″)
Dual-axis angular positioning repeatability	±2 arcsec (″)
Maximum angular acceleration	Inner frame: 200 °/s², Outer frame: 100 °/s²
Rate range (each axis)	Inner frame: 0.001 °/s ~ 300 °/s Outer frame: 0.001 °/s ~ 300 °/s
3. Angular Rate Accuracy & Rate Smoothness (Steady-State)
Rate accuracy	ω < 1 °/s : 3 × 10⁻³ (average over 1°) 1 °/s ≤ ω < 10 °/s : 3 × 10⁻⁴ (average over 10°) ω ≥ 10 °/s : 3 × 10⁻⁵ (average over 360°)
Rate smoothness (rate stability)	ω < 1 °/s : 3 × 10⁻³ (average over 1°) 1 °/s ≤ ω < 10 °/s : 3 × 10⁻⁴ (average over 10°) ω ≥ 10 °/s : 3 × 10⁻⁵ (average over 360°)
4. Slip Ring Assembly
Number of user channels	10 channels
Current rating (per channel)	≥ 3 A
Contact resistance variation	< 10 mΩ (change during rotation)
Slip ring operational life	≥ 1 × 10⁷ revolutions
5. Physical Dimensions & Weight
Overall dimensions (W × D × H)	700 mm × 520 mm × 600 mm
Total weight (turntable body)	≤ 200 kg

High Precision Dual Axis Rate Position Table for Drilling Guidance and MWD Tool Test

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