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#Product Trends

Laser Technology in Electric Vehicles: Marking & Welding

Currently, approximately 50% to 70% of automotive body components can be processed using laser technology.

With the trends of electrification, intelligence, lightweighting, and safety in the automotive industry, laser processing holds great potential.

In this article, HGTECH will explore the applications of laser marking and laser welding technologies.

Laser Marking

Fully Automated Laser Marking for Car Lamps

By utilizing lasers to engrave product information on the exterior of car lamp bulb bases, combined with automated processes such as robotic loading, laser marking, light testing, and automatic packaging, full automation production is achieved.

Philips Car Lamp Fully Automated Laser Marking Assembly Line.

Laser Welding

Automotive Body-in-White Welding

HGTECH has collaborated with over 40 major automotive manufacturers and achieved implementation in more than 170 vehicle models, making it the leading domestic provider of overall vehicle laser applications. The technology covers welding assembly lines, four-door and two-door assembly lines, and floor assembly lines.

The flexible production line for laser welding car body roofs is the first of its kind in China.

HGTECH leads the nation in automotive rear trunk/chassis laser welding technology.

Automotive Transmission Components

The applications include laser welding of shift forks, dual-gear assemblies, flexible flywheel discs, clutches, and dual-mass flywheels.

HGTECH has introduced the first fully automated gear welding assembly line for DPCA/Getrag in China, achieving a production cycle time of 20 seconds per piece and an annual production capacity of 150,000 vehicles.

Introduced the first shift fork/flywheel disc welding line in China.

Dual-gear laser welding system & Shift fork laser welding

Automotive Seats

Laser welding can be applied to various components of automotive seats, including high adjustment sub-assemblies and complete assemblies of seat recliners, laser welding of connection blocks for seat recliner core parts, laser welding of seat recliner protective sleeves, laser welding of internal sub-assemblies of seat recliner core parts, and laser welding of seat slide reinforcement ribs, among other products.

HGTECH's Innovative Flexible Welding for Automotive Seats

Automotive Doors

HGTECH has introduced the first set of automotive door and B-pillar laser welding systems in China.

Dual-station door assembly welding system:

1.For door processing, the dual-station fully automated equipment ensures a minimum production rate of 3 units per minute, with a production capacity of up to 1 million pieces.

2.For conventional automotive welded panels, the annual production capacity can reach 1-1.2 million pieces, and a single machine can achieve a capacity of over 2 million pieces for a specific customer (weld seam length < 500mm).

For door welding, HGTECH has launched the first set of laser flying welding systems in China.

Introduced the door frame assembly welding system and door assembly line, enabling automated processing.

Automotive Bumpers/Sunroof Rails

Introduced the first set of automotive bumper welding systems in China.

For the side impact beams and bumpers of Golf 6, HGTECH launched a pipe online welding system.

Introduced the first set of laser spiral spot welding, innovating a new welding technique.

Laser technology has become increasingly essential in the field of electric vehicles. Laser marking and laser welding provide significant advantages for automotive applications, ensuring precise and efficient manufacturing processes.

In the next article, HGTECH will take you on a journey to explore the applications of laser cutting, cleaning, and smart factories.

Details

  • Wuhan, Hubei, China
  • Farley Laserlab