What Is the Purpose of T Slots on a Milling Machine Table?

The T-slots on a milling machine table are used to clamp workpieces and milling fixtures into place. T-slots can also be used to hold indexable carbide inserts and tool holders.

The size of the T-slots depends on the size of the table and the manufacturer of the table. The most common sizes are 5/8″, 3/4″, and 1″.

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The purpose of having T-slots is to allow the user to quickly and easily change out workpieces and fixtures without having to remove the entire table from the machine. This increases productivity and efficiency in the shop.

T-slots can also be used for mounting purposes. Often times, when a milling machine is purchased, it will come with a few basic fixtures that can be mounted on the table.

These might include a vise, rotary table, or indexer. By using T-slots, the user can easily add or remove these fixtures as needed without having to disassemble the entire machine.

Overall, T-slots provide a versatile and convenient way to mount workpieces and fixtures on a milling machine table. They are easy to use and allow for quick changes which increases productivity in the shop.