Conventional turning

Conventional turning is a traditional method of machining, which involves removing material from the workpiece using a turning tool. This process is carried out on manual machines, where operations are controlled manually by the operator, and not by a computer system, as is the case with CNC (Computer Numerical Control) machines.

Turning ability
Max. length	1500mm
Max. diameter	400mm

How does conventional turning work?

Conventional turning involves machining a workpiece held in a lathe chuck that rotates around its axis. The cutting tool (turning tool) moves relative to the workpiece, gradually removing its top layer to give it the desired shape. This process is controlled by the operator, who manually sets the spindle speed, tool feed, and cutting depth.

Key elements of the process

Rotation speed: The speed at which the workpiece rotates, depending on the material and dimensions.
Feed: The movement of the cutting tool along the axis of the workpiece.
Depth of cut: The amount of material removed in one pass of the tool.
Operator: The key to conventional turning is the experienced operator who controls all the operating parameters.

Advantages of conventional turning

Low equipment costs: Conventional lathes are much cheaper than CNC machines, making them more accessible to small shops.
Ease of use: Operators can easily learn to use a conventional lathe. The experience and skills of the operator can determine the final quality.
Flexibility in single-part and prototype production: Ideal for short production runs, single parts and prototypes, where the time of CNC programming may not be cost-effective.
Possibility of immediate corrections: The operator can make corrections on the fly, which is beneficial for complex or unusual shapes.
Easy maintenance and repair: Due to their simpler construction, conventional lathes are less complicated to maintain and repair compared to CNC machines.

Applications

Conventional turning is widely used in a variety of industries, especially where there is no need for mass production or high precision:

Mechanical shops: For manufacturing and repairing parts, including shafts, bushings, and other cylindrical components.
Automotive industry: Machining engine components, drive shafts, and other simple-shaped components.
Tool industry: Manufacturing one-off replacement parts and specialized tool components.
Small shops and craftsmen: Conventional turning is ideal for small production runs and prototyping.

Summary

Conventional turning is a proven and popular machining method that, despite the development of modern CNC technologies, is still widely used. Thanks to its ease of use, flexibility and relatively low investment costs, it is often chosen for individual and small-scale production. However, compared to CNC, conventional turning is inferior in terms of precision, efficiency and automation, which means that it has limited use in large industrial plants focused on mass production.