Metal Fabrication: Massive Bending Forces Achieved for Trailer Frame Tube Bending Project

Challenge

A special machine builder had a tube bending machine project for a trailer manufacturer that required significant operating force. Their customer did not want to use an HPU with hydraulic cylinder actuators due to leak risk and excessive maintenance. They considered electro-mechanical actuators but ruled them out due to the high forces required and shock-loading conditions with the application.

When Sunshine Automation was tasked to design a machine capable of creating the force needed to precisely bend large steel trailer frame tubes, Kyntronics stood out as the best solution. The versatility and control of the actuators allowed us to configure the motion and force, exactly matching the process requirements. Output force of the pair of Kyntronics actuators, was amplified with a mechanical linkage that achieved the massive forces needed to precisely bend the steel tubes with ease. Kyntronics’ excellent customer service and tech support helped make the project a success.

– Lead Engineering Manager

Kyntronics Solution

  • Kyntronics high force electric linear actuators for the tube bending operation using position and force feedback with closed-loop servo control configured for Rockwell Automation motors
  • Synchronized operation of two actuators using Kyntronics AOI and ControlLogix platform.
  • An innovative mechanical machine design allowed two synchronized actuators to achieve 1,000,000 lbs. of bending force.

Customer Benefits

  • Environmentally friendly, energy saving solution.
  • Excellent process control – using actuators with position and force control.
  • Programmable operation able to produce up to +1 million pounds of bending force.

Application Requirements

Stroke: 12”
Speed: 0.5 in/sec
Force: 84,000 lbf. per actuator

Industries

  • Metal Products

Product Used:

  • Hybrid Linear Actuator – Actuator Only
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Kyntronics has extensive experience amongst various applications and industries. Contact us to discuss your needs.
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