Worms

Mode

Tool

Tool set

Modes for The Symbol Insertion tool

Worm

Machine Components

Multiple worm and worm gear tools share the same position on the tool set. Click and hold the mouse on the visible tool to open the Pop-out tools list and select the desired tool.

To insert a worm:

Click the tool and mode.

Click to place the object, and click again to set the rotation. The first time you use the tool in a file, a properties dialog box opens. Set the default parameters. The parameters can be edited later from the Object Info palette.

 

Parameter

Description

Pitch Diameter

Enter the pitch diameter

Axial Pitch

Enter the axial pitch

Pressure Angle (deg.)

Select the pressure angle in degrees

Number of Starts

Select the number of starts

Worm_starts.png 

Tooth Profile

Select the type of tooth profile

Worm_teeth.png 

Face Width

Enter the width of the worm face

Draw Hub(s)

Draws a hub

Hub Diameter

Enter the hub diameter

Hub Projection (Left/Right)

Specify the amount of projection for the hub on both the left and the right; a negative value indicates that the hub face is recessed

Draw Bore

Draws a bore

Bore Diameter

Enter the bore diameter

Keyway

If a keyway is present, select the square, rectangular, or custom size. The square and rectangular selections apply the ASME-recommended size based on the bore diameter.

Keyway Width/Height

For custom keyway sizes, enter the width and height values of the keyway

View

(2D only)

Select the 2D view

Worm_views.png 

Show Center Lines

(2D only)

Draws the worm with center lines

Worm gears

 

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