MAX POWER ENGINEERS

hydraulic press brake

hydraulic press brake

A hydraulic press brake is a versatile and powerful machine used in metalworking to bend, form, and shape metal sheets. Unlike mechanical press brakes, hydraulic press brakes utilize hydraulic systems to provide force, allowing for more precise control and greater versatility.

hydraulic press brake

components and features

The frame is the main structural component of the press brake, typically made of heavy-duty steel. It provides rigidity and stability during the bending process, ensuring the machine can withstand high pressures.

The hydraulic system is the core of the press brake, consisting of a hydraulic pump, hydraulic cylinders, and hydraulic fluid. This system generates the force required to move the ram and bend the metal.

The ram is the moving part that descends to apply force to the metal sheet. It is connected to hydraulic cylinders, which drive its vertical movement. The ram holds the upper die, which shapes the material during bending.

The upper die, or punch, is attached to the ram. It presses down on the workpiece against the lower die, forming the desired shape. The design of the upper die can vary based on the specific bending operation.

The lower die is fixed to the bed of the press brake. It provides a surface for the metal sheet and defines the bend angle. The shape of the lower die can also vary depending on the required bend.

The bed is the stationary part of the press brake that supports the lower die and the workpiece. It is designed for durability and provides a stable surface for accurate bending.

Hydraulic cylinders are responsible for converting hydraulic pressure into linear motion. Each cylinder pushes the ram downward to perform the bending operation. The number of cylinders can vary based on the design and size of the press brake.

The control panel allows the operator to manage the machine's functions, including starting and stopping the operation, adjusting the stroke length, and setting bending parameters. 

The back gauge is an adjustable mechanism that helps position the metal sheet accurately before bending. It ensures consistent and precise measurements for each bend.

Hydraulic press brakes often include a stroke adjustment mechanism, allowing operators to set the ram's travel distance according to the material thickness and specific application requirements.

Hydraulic press brakes are equipped with various safety mechanisms, including guards, light curtains, and two-hand controls to ensure operator safety during operation. Emergency stop buttons are also commonly included.

Many hydraulic press brakes feature a quick die change system, enabling operators to easily switch between different upper and lower dies for various bending operations. This enhances versatility and reduces downtime.

An automatic  or manual lubrication system is often integrated to keep the moving parts well-lubricated, reducing wear and ensuring smooth operation.

Hydraulic press brakes have pressure control systems that regulate the amount of force applied during bending. This allows for precise adjustments according to the material type and thickness.