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Working principle of heat exchanger bending machine

Nov 09, 2025

A hydraulic bending machine includes a support frame, a worktable, and a clamping plate. The worktable is placed on the support frame and consists of a base and a pressure plate. The base is connected to the clamping plate via a hinge. The base comprises a housing, a coil, and a cover plate. The coil is placed within a recess in the housing, and the top of the recess is covered by the cover plate.

 

During operation, the coil is energized by a wire. This energization generates an attractive force on the pressure plate, thus clamping the thin sheet between the pressure plate and the base. Because electromagnetic clamping is used, the pressure plate can be made to meet various workpiece requirements, including workpieces with side walls. The bending machine can be adapted to various workpiece needs by changing the bending die.

 

A bending machine is a machine capable of bending thin sheets. Its main structure includes a support frame, a worktable, and a clamping plate. The worktable is placed on the support frame and consists of a base and a pressure plate. The base is connected to the clamping plate via a hinge. The base comprises a housing, a coil, and a cover plate. The coil is placed within a recess in the housing, and the top of the recess is covered by the cover plate. In operation, the coil is energized by a wire, which in turn generates an attractive force on the pressure plate, thereby clamping the thin plate between the pressure plate and the base. Because electromagnetic clamping is used, the pressure plate can be made to meet various workpiece requirements, and workpieces with side walls can be processed. Operation is also very simple.

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