Technical Design Sheets

  • SPIRADRIVE reference and technical data

    Use the SpiraDriveĀ® Configurator to specify a standard Gearbox. This is an excel file and you need to "ENABLE MACRO's" to run. Download configurator


  • custom BRUSHLESS motor design questionnaire


  • SPUR GEAR

    pitch calculation

    spreadsheet


  • GEAR CENTRE CALCULATION

    MODULE (metric) SPUR

    spreadsheet


  • GEAR CENTRE CALCULATION

    D.P. (inch) SPUR

    spreadsheet


  • GEAR CENTRE CALCULATION

    MODULE (metric) HELICAL

    spreadsheet


  • GEAR CENTRE CALCULATION

    D.P. (inch) HELICAL

    spreadsheet


  • MODULE, D.P. and C.P. (circular pitch)

    GEARING CONVERSION 

    pdf


  • TORQUE CONVERSION

    spreadsheet


  • 2 PULLEY TIMING DRIVE

    BELT LENGTH or WORKING CENTRES

    spreadsheet


  • IMPERIAL TO METRIC CONVERSION

    pdf


  • SHAFT COUPLING SELECTION QUESTIONNAIRE

    pdf

    available in a spreadsheet format


  • TIMING DRIVE SELECTION QUESTIONNAIRE

    pdf

    available in a spreadsheet format


  • TORQUE LIMITER SELECTION QUESTIONNAIRE

    pdf

    available in a spreadsheet format


  • PLANETARY/STAR/SOLAR RATIO DESIGN

    pdf