When it comes to the software AutoCAD, some netizens may not be familiar with it. Today, in order to make you more familiar with this software, the editor has specially shared the operation tutorial on making trapezoidal threads with the help of this software. Let’s take a look.

Open AutoCAD, enter the command HELIX, or click Draw → Spiral to turn on the spiral drawing function:

Then click on the dot where the spiral needs to be drawn in the drawing area:

Move the mouse, or directly enter the radius of the base circle:

Then move the mouse, or directly enter the radius of the top circle:

If you need to modify the number of circles, enter t and press Enter:

Enter the lap number and press Enter:

Move the mouse, or directly enter the height of the spiral circle, and then click on the drawing area to complete the drawing of the spiral. As shown in the figure, the spiral has been completed (left bird's eye view and 3D view):

The above is the simple operation content of making trapezoidal threads in AutoCAD brought to you by the editor. Let's learn together. I believe it can help some new users.