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JH21-80 Power Press: The Hub of Robotic Railway Elastic Clip Production

2026-03-12 10:50

 

In the evolving world of railway infrastructure, efficiency and precision are paramount. The manufacturing of railway elastic clips, crucial components for track stability and safety, has traditionally been a labor-intensive process. However, the integration of automation and advanced power presses, such as the JH21-80, is revolutionizing the industry.

                               

The JH21-80 is a C-frame pneumatic power press, renowned for its robust construction and high accuracy. With a nominal force of 80 tons, it offers the ideal blend of power and control required for forming heavy-gauge spring steel into complex clip shapes. Its high-performance pneumatic clutch and brake system ensure smooth operation and rapid cycle times, making it a cornerstone for high-volume production.

One of the most significant advancements in railway clip manufacturing is the development of fully automated production lines. In these sophisticated systems, a series of JH21-80 power presses are meticulously synchronized, creating a continuous, multi-stage forming process. This high-degree of automation eliminates the inconsistencies of manual handling, drastically reducing cycle times and increasing overall throughput.

Automatic Rail Clip Production Line                                                     Spring Bar Hot Forging Line

A pivotal component of this automation is the industrial robotic arm. The robot handles the precise transfer of workpieces between the JH21-80 presses. It expertly places the heated spring steel bar into the first press for initial bending, quickly retrieves it after the stroke, and then positions it perfectly in the subsequent press for the final forming and punching. This robotic integration not only enhances productivity but also significantly improves worker safety by removing personnel from the immediate vicinity of the pressing operation.

Before the forming process begins, the raw spring steel bars must be heated to precise temperatures for optimal forging characteristics. A high-efficiency IGBT induction heating system is typically employed at the start of the production line. The induction furnace rapidly and uniformly heats the bars, ensuring they are at the correct forging temperature before being loaded into the first JH21-80 power press by the robotic system.

The combination of multiple JH21-80 power presses, an integrated IGBT induction heating system, and robotic handling creates a powerful, turnkey solution for railway elastic clip production. This advanced automated press line ensures the consistent, high-precision manufacturing of railway fasteners, meeting the stringent quality standards demanded by modern high-speed and heavy-haul railway networks worldwide. The JH21-80 stands at the center of this technological leap, driving efficiency and quality in a critical infrastructure sector.


For technical specifications or partnership inquiries, visit Xuji at www.xujipress.com or contact their engineering team at [email protected].

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