Basic structure and function of machine tools

A, the basic structure of the machine tool:

1. support, used to install and support other parts and workpieces, and bear their weight and cutting force, such as lathe bed, column, etc.;

2. A speed change mechanism for changing the speed of the main motion;

3. The feeding mechanism is used to change the feeding amount; The spindle box is used to install the spindle of the machine tool;

4, tool rest, tool magazine; Control and manipulation system; Lubrication system; Cooling system.

5. Machine tool accessories include machine tool loading and unloading devices, manipulators, industrial robots and other machine tool accessories, as well as chucks, chuck spring chucks, vises, turntables and indexing heads.

Second, the role of machine tools:

Lathe is a machine tool that mainly turns rotating workpieces with turning tools. On the lathe, you can also use drills, reamers, taps, dies and knurling tools for corresponding processing. Lathe is mainly used to process shafts, disks, sleeves and other workpieces with revolving surfaces, and it is the most widely used machine tool in machinery manufacturing and repair shops.