PartDesign InvoluteGear

Description
This tool allows you to create a 2D profile of an involute gear. This 2D profile is fully parametric, and can be padded with the PartDesign Pad feature. For more detailed information see Wikipedia's entries for: Gear and Involute Gear



Usage

 * 1) Go to the menu.
 * 2) Set the Involute parameters.
 * 3) Click
 * 4) The involute gear is created outside of the active body. Drag and drop it into a body for the application of further features like padding.

Parameters

 * Number of teeth: Sets the number of teeth.


 * Modules: Pitch diameter divided by the number of teeth.


 * Pressure angle: Acute angle between the line of action and a normal to the line connecting the gear centers. Default is 20 degrees. (More info)


 * High precision: True or false


 * External gear: True or false

Tutorials
Howto make gears in FreeCAD

Related

 * FCGear Workbench