Large Wind Turbine Bearings Mobile Roughness Measuring Instrument
Contact, Non-contact Roundness, Form, Contour, Surface Finish and Cylindricity Measuring Instruments
Large Wind Turbine Bearings Mobile Roughness Measuring Instrument
Wilson,one of the drafting members of the Industry Standard for Contour Measuring Machines(JB/T 11271-2012)
Measurement Function:
1.Measurement of shape deviation and form deviation
Dimensions: including horizontal distance, vertical distance, linear distance, radius, diameter
Angle: including horizontal angle, vertical angle, pinch angle
Position tolerance: including parallelism, perpendicularity
Shape tolerance: including straightness, convexity, arc contour degree
Auxiliary generation: including auxiliary point, auxiliary line, auxiliary circle
2.Roughness measurement
Roughness analysis: Ra, Rq, Rz (Ry), Rz (DIN), R3z, Rz (jis), Rp, Rv, Rt, etc.
Waviness analysis: wt, wa, wp, wv, wq, etc.
Product Parameter:
Item | Parameter | |
Measuring range | Z axis(Column) | 200mm |
Z1(Sensor) | 60mm | |
Measuring accuracy | Z axis measurement error | ±(2.5+0.02L)μm ※ |
Z1 axis measurement accuracy | ±(3+0.02H)μm ※ | |
Roughness value stability | ≤±7% | |
Roughness measurement repeatability | ±3% | |
Linearity accuracy | ≤±0.05%F.S | |
Curvature measurement error (R in mm) | ±(3+R/12)μm | |
Curvature value repeatability | ±3μm | |
Angle measurement error | ±2.5′ | |
Angle value repeatability | ±1% | |
Evaluation length | λc×3、4、5、6、7 | |
Cutoff wavelength | 0.025、0.08、0.25、0.8、2.5、8mm | |
Climbing angle | Upward 77°,downward 88° | |
※ L: measuring length H: measuring height
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