Use this dialog box to enter parameters for thread feature in Shaft Component Generator. Specify thread dimensions, thread type, nominal size, class, and direction. Thread data originates on a spreadsheet that you can customize by adding thread types and sizes.
Dimensions
Enables thread dimensions editing.
- Access
- Ribbon: Design tab
Power Transmission panel Shaft. On the Design tab, select Cylinder in the tree control. In the First edge features drop-down menu, select Thread 
. - Name
- Displays the name of the parameter. Name of the dimension is used in the Calculation tab and in the Results pane. Column is not editable.
- Size
- Select the Size field to insert a value.
Select Measure from the context menu to measure dimension in the Autodesk Inventor window.
Select List Parameters to display list with parameters. Select to select the parameter and insert the value to the Size edit field.
Select Values from the context menu to see the list of recommended dimensions.
- Description
- Displays the description of the parameter. Name of the dimension is used in the Calculation tab and in the Results pane. Column is not editable.
Thread
Defines the threads. Predefined thread types are specified on a spreadsheet. The default location is:
Microsoft Windows 7 and Windows 8: Users Public Documents Autodesk Inventor [version] Design Data.
To learn how to modify the spreadsheet, click here.
- Thread Type
- Use the drop-down list to select the thread type from the list defined in the spreadsheet.
- Size
- Depending on the selected thread type, Autodesk Inventor offers you a list of nominal sizes. Each nominal size has one or more pitches available. Each nominal size and pitch combination has one or more classes available.
- Designation
- Select the pitch from the list for the chosen thread diameter. Note: If you use imperial units, the pitch is equal to 1 divided by the number of threads per inch.
- Class
- Use the drop-down menu to select the class of fit for the internal thread. Note: For English threads, the letter A represents external threads and B represents internal threads. Use higher numbers for more accurate, closer fitting requirements. For instance, use 2B for screws, bolts, nuts, and other general applications, and use 3B for highly accurate and close-fitting requirements.
- Direction
- Specifies Right or Left-hand direction for the threads wind.
Preview
Displays schematic image of the thread.