In-Die Riveted Moving Contact Assembly Technology For Precision Automotive Moving Contact Components Undergoes Industrial Upgrade

Jul 16, 2026

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Automotive stamping parts are crucial foundational components in vehicle manufacturing, widely used in the production of body structures, chassis, and electronic control system parts. With the continuously increasing precision requirements of new energy vehicle electronic control systems, In-Die Riveted Moving Contact Assembly has become the core product form for precision electrical stamping parts, balancing lightweight structure with stable conductive connection performance. Traditional separate processing and assembly methods are inefficient and inconsistent, making them unsuitable for the demanding operating conditions of long-term high-frequency switching in automotive electronic control components. Consequently, integrated in-die riveting technology has rapidly gained popularity.

In-Die Riveted Moving Contact Assembly

In-die riveting technology relies on an integrated stamping die structure to complete the forming and riveting assembly processes simultaneously, unlike the traditional process of first stamping and then offline welding or riveting. Electrical Riveted Contact Sub‑Assemblies, relying on the die's built-in positioning mechanism and pressure control system, can control the riveting position error within 0.1 mm, achieving cold forming throughout the process and avoiding welding heat deformation defects. This process is compatible with lightweight conductive materials such as aluminum alloys and copper alloys, balancing dimensional accuracy and structural strength, and is suitable for the mass production of automotive relays, switches, and other electronic control components.

 

Automotive electronic control components have extremely high standards for connection stability, fatigue life, and conductivity consistency. Traditional assembly processes are prone to problems such as inconsistent riveting tightness and fluctuating contact resistance. Copper Carrier Riveted Silver Contact Assemblies use a synchronous stamping and riveting process to unify locking parameters, significantly improving overall fatigue strength and enabling it to withstand long-term repeated switching loads under automotive vibration environments. Simultaneously, the overall structure achieves lightweight optimization, effectively reducing component weight, aligning with the overall vehicle lightweight design direction, reducing energy consumption, and extending component lifespan.

 

The integrated in-mold riveting process significantly simplifies production processes, eliminating secondary processing, manual assembly, and re-inspection, significantly shortening the overall production cycle and improving overall production efficiency. Precision Stamped Riveted Contact Assemblies complete the entire process of blanking, forming, and precise riveting within a single mold, reducing bumps and burrs caused by workpiece transport, lowering the defect rate, and overall production costs. With real-time pressure sensing and control, the riveting locking force can be stably controlled, preventing riveting loosening or substrate cracking, and ensuring dimensional consistency in large-volume products.

 

Compared to offline riveting and welding assembly solutions, in-mold integrated technology offers significant advantages in precision, consistency, and production cycle time, meeting the needs of large-scale intelligent manufacturing of electronic control components for new energy vehicles. Silver Alloy Contact Riveting Parts, relying on high-precision mold design and mature process parameters, balance conductivity, structural strength, and long-term reliability, becoming a mainstream manufacturing solution for automotive precision electrical components. Before production, material compatibility and pressure parameters are verified through prototyping, and mold precision is regularly maintained, ensuring long-term stable product quality and meeting the stringent quality inspection standards of the automotive industry.

In-Die Riveted Moving Contact Assembly production and testing equipment

Overall, in-mold integrated riveting technology is reshaping the manufacturing model of automotive precision moving contact assemblies, balancing mass production efficiency, structural strength, and electrical performance, providing high-quality basic component solutions for new energy vehicle electronic control systems, and possessing broad long-term application prospects. Our self-developed and manufactured In-Die Riveted Moving Contact Assembly employs a high-precision in-mold integrated riveting process, strictly controlling tolerances, riveting pressure, and locking strength. It is suitable for the long-term vibration and switching conditions of automotive electronic control systems, exhibiting stable conductivity and excellent fatigue life. Custom materials and dimensions are supported, fully complying with automotive industry quality standards. We welcome you to provide drawings and parameters to discuss customized samples and bulk purchasing cooperation.

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Mr. Terry from Xiamen Apollo

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