Home
 Gear Design FEA Analysis Gear Software

Donkers Design Solutions - Gear Design & Consulting

492 Joseph St.
New Hamburg, Ontario
Canada, N3A 2H2
519-957-2217
john at donkersdesigns dot 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 Ha          
Number of Teeth Nt        
Daim. Pitch Normal/Transverse DP        
Pressure Angle N/T Pa        
Ratio            
Tool Geometry (Gear ded. factor) Hao        
Gear Geometry              
Outside Dia. OD    
Pitch Dia./Rad. Std. PD    
Pitch Dia./Rad. Operating PDo    
Form Dia./Rad. Fd    
Base Dia./Rad. Bd    
Root Dia./Rad. Rd    
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          
Addendum Factor Oper.          
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