100ton 4mm 5mm iron auto bender machine, 3000mm 3.1m hydraulic sheet metal cnc bender for sale
An NC Press Brake, also known as a Numeric Control Press Brake or CNC Press Brake, is a machine tool used for bending sheet metal and other materials to create various shapes and angles with high precision. It is an essential tool in metal fabrication, sheet metal processing, and manufacturing industries. Unlike traditional manual or hydraulic press brakes, NC Press Brakes are equipped with computer numeric control systems that allow for precise control over the bending process.
Here are the key features and components of an NC Press Brake:
Numeric Control System:
The heart of the NC Press Brake is its numeric control system. This computerized control system allows operators to program and control various aspects of the bending operation, including bend angles, bend radii, and backgauge positions.
Backgauge:
The machine typically includes a backgauge, which is a movable stop that positions the sheet metal accurately for each bending operation. The backgauge can be adjusted based on the desired dimensions of the bent part.
Upper and Lower Tooling:
The upper and lower tooling are used to clamp and bend the sheet metal. The upper tool is attached to the ram of the press brake, while the lower tool is fixed to the bed of the machine. These tools are available in various shapes and sizes to create different bends.
Hydraulic or Mechanical Actuation:
NC Press Brakes may use hydraulic or mechanical systems to apply the bending force to the sheet metal. Hydraulic systems offer smooth and precise control, while mechanical systems provide high-speed operation.
Control Panel:
The control panel is used to program the bending parameters and monitor the bending process. It may include a touchscreen interface for ease of use.
Safety Features:
Safety features are integrated into NC Press Brakes to protect operators and prevent accidents. These features may include safety guards, light curtains, and emergency stop buttons.
Material Support Tables:
Material support tables or extensions are often included to support large or heavy sheet metal pieces during bending operations.
The operation of an NC Press Brake involves the following steps:
The operator programs the desired bend angles, dimensions, and other parameters into the control system.
The sheet metal is placed on the machine's bed, and the backgauge is adjusted to position the material accurately.
The machine's hydraulic or mechanical system exerts pressure on the sheet metal between the upper and lower tooling, causing it to bend to the specified angle.
The machine repeats the bending process for each bend required to achieve the desired shape.
NC Press Brakes are valued for their ability to produce accurate and consistent bends, making them suitable for various industries where precise sheet metal bending is crucial, such as automotive manufacturing, aerospace, and architectural metalwork. Their computerized control systems enable operators to produce complex and repeatable parts efficiently.
PRESS BRAKE