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回复 11# woodee
大家好,请看我计算后的数据,与客户图相差不多!
PINION WHEEL
Number of Teeth 21 73
Normal Module (mm) 3.500
Pressure Angle (degrees) 20.000
Helix Angle (degrees) 22.459
Helix Hand left right
Reference Diameter (mm) 79.532 276.469
Addendum Modification Coeff. 0.2760 0.0000
Outside Diameter (mm) 89.616 284.620
Outside Diameter Chamfer (mm) 0.300 0.300
Root Diameter (mm) 71.525 266.529
Root Fillet Radius (mm) 1.050 1.050
Centre Distance (mm) 178.950
Face Width (mm) 40.000 40.000
Edge Chamfer (mm) 0.800 0.800
Form Diameter (mm) 74.826 268.749
Base Diameter (mm) 74.000 257.237
Thickness (nominal transverse) (mm) 6.710 5.949
Thickness (nominal normal) (mm) 6.201 5.498
Thickness (finished transverse) (mm) 6.457 5.669
Thickness (finished normal) (mm) 5.967 5.239
Measurement Over Balls(finished) (mm) 89.629 285.236
Ball Diameter (mm) 6.300 6.300
Chordal Span (mm) (finished) 27.561 102.395
Number of Teeth to Span 3 10
Contact Ratio (Transverse) 1.550
Contact Ratio (Axial) 1.334
Desired Ratio 3.476
Actual Ratio 3.476
Backlash (Transverse) (mm) 0.498
Backlash (Normal) (mm) 0.460
Backlash (Radial) (mm) 0.651
Backlash (Transverse circular) (mm) 0.533
Backlash (Normal Circular) (mm) 0.497
Start of active Profile Diameter (mm) 75.535 271.257
Lowest Single Tooth Contact (mm) 78.887 275.365
Highest Single Tooth Contact (mm) 82.866 279.074
End of Active Profile Diameter (mm) 89.016 284.020
Transverse Pressure Angle (deg) 21.497
Transverse Module (mm) 3.787
Working Pitch Diameter (mm) 79.956 277.944
Working Normal Pressure Angle (deg) 20.701
Working Transverse Pressure Angle (deg) 22.256
Working Helix Angle (deg) 22.566
Face Width Offset (mm) 0.000
Active Face Width(mm) 38.400
Base Radius to Form Radius (mm) 0.413 5.756
Form Radius to SAP Radius (mm) 0.355 1.254
Bottom Clearance / Module 0.251 0.251
Normal EAP Thickness / Module 0.475 0.663
Normal O.D. Thickness / Module 0.301 0.490
Root Fillet Radius / Module 0.300 0.300
Base Helix Angle (degrees) 21.037
Normal Base Pitch (mm) 10.332
Transverse Base Pitch (mm) 11.070
ISO Quality grade 7 7
Single radial composite deviation (mm) 0.020 0.021
Total radial composite deviation (mm) 0.051 0.061
Single pitch deviation (mm) 0.012 0.013
Total cumulative pitch deviation (mm) 0.038 0.050
Single tangential comp. deviation (mm) 0.017 0.019
Total tangential comp. deviation (mm) 0.055 0.069
Profile form deviation (mm) 0.012 0.014
Profile slope deviation (mm) 0.010 0.011
Total profile deviation (mm) 0.016 0.018
Helix form deviation (mm) 0.012 0.013
Helix slope deviation (mm) 0.012 0.013
Total helix deviation (mm) 0.017 0.018
Tangential force (N) 5002.721
Radial force (N) 2047.267
Axial force (N) 2078.998 |
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