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Donkers Design Solutions - Gear Design & Consulting

492 Joseph St.
New Hamburg, Ontario
Canada, N3A 2H2
519-957-2217
john@donkersdesigns.com

Helical and Spur Gear Geometry Calculator;

  • Allows for non-standard tooth geometries.
  • AGMA Gear tolerance data based on entered quality numbers.
  • Adjustable non-standard center distances.
  • Adjustable tooth thickness by changing addendum factors.
  • Adjustable backlash.
  • Contact ratio output.
  • Gear top land width output.
             
General Pinion   Common   Gear  
Helix Angle          
Number of Teeth        
Daim. Pitch Normal/Transverse        
Pressure Angle N/T        
Ratio          
Tool Geometry (Gear ded. factor)        
         
Gear Geometry            
Outside Dia./Rad    
Pitch Dia./Rad. Std.    
Pitch Dia./Rad. Operating    
Start of Active profile Dia./Rad.    
Base Dia./Rad.    
Root Dia./Rad.    
Root Clearance        
Tooth Thickness Std. (Chordal)        
Tooth Thickness Normal (Chordal)    
Tooth Thickness Transverse (Chordal)        
Supplemental            
Face Width          
Center Distance Oper.          
Center Distance Std.          
Pressure Angle Oper. N/T        
Profile Shift Pinion/Total/Gear      
Backlash, Transv. Pinion/Total/Gear      
Contact Ratio (Face/Total)        
Top Land, Transverse Min.    
AGMA 2000 Quality #        
Virtual Number Of Teeth (Ni=)        
Radial Runout Tolerance        
Pitch Variation Tolerance ±        
Profile Variation Tolerance        
Tooth Alignment Tolerance        
Total Composite Tolerance        
Tooth -to- Tooth Composite Tolerance        

Automatic recalculation 

Copyright 2006 Donkers Design Solutions