Punching is a sheet metal manufacturing process used to make holes or shapes by using a punch and die. It is commonly used in industries such as automotive, construction, and metal fabrication.
The main punching operations include piercing, blanking, notching, and perforating. Punching machines can be manual, mechanical, hydraulic, or CNC operated.
The punching process involves preparing the material, marking positions, selecting the correct tools, setting up the machine, and performing the operation safely.
Punching offers high speed, accuracy, and efficiency in mass production. However, tools may wear out and machines can be expensive. Safety precautions such as wearing PPE and using machine guards are very important during operation.
- Teacher: AUGUSTIN MBONIGABA