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  • Paint Tunnel Inspection in Motor Vehicle Manufacturing

    WLB72i, WLB72 Inspection, Zebra effect on cars in light tunnel

    Challenge: Illumination during Final Inspection

    In a recent automotive application, a manufacturer required new inspection lighting that would achieve specific light levels and adhere to their high standards. They were also looking to reduce eye strain and glare for the operators inspecting vehicles. The lights they had previously installed had inconsistent light characteristics and were difficult to install and maintain. Scratches and marks on the raw materials were missed during final inspection, which caused delays in production. The manufacturer sought a light that would reduce worker fatigue, identify defects, and allow for proper inspection.

    Solution: Installation of WLB72 Inspection Lights

    The customer installed a configuration of 4’ and 8’ WLB72 Inspection Lights cascaded along the side and ceiling of the inspection tunnel. The lights came fully assembled and in one piece, including bracket and plug-in connections. They opted to use the LCS10 controller to make installation an even easier process. With its high output and black opaque bars built into the window, the WLB72 created light and dark sections in a “zebra pattern” on the car surface to aid in the surface inspection. Workers were able to see the surface defects in the paint without issue. The enlarged black edges on the WLB72 eye shield protruding past the light source further shielded workers from direct contact with the light when looking down the length of the tunnel without sacrificing light output.

    With the WLB72 Inspection providing high quality illumination and simple controls, workers were able to dial in their required specifications easily when determining whether a vehicle needed additional work. This ensured the highest quality paint finish. The WLB72 Inspection became the preferred solution for installers due to its plug-and-play design, and the first choice for workers in the paint tunnel, due to its ability to reliably detect defects and to lessen eye strain.

    Key Benefits of the WLB72 Inspection LED Light Bar

    Bright, uniform illumination

    The WLB72 Inspection is a precision light used for inspection tunnels and other such areas. It is simple to install, can be cascaded, and comes fully assembled. The bright, uniform output of the WLB72 reduces shadows, improves visibility, and gives workers the light they need to work efficiently and without making mistakes. The black bar window of the WLB72 inspection enhances contrast and enables workers to see swirls, scratches, and other defects. The bright, focused white light of the WLB72 inspection improves worker productivity and has a low cost of ownership.

    Energy-efficient, cost-effective design

    The WLB72 Inspection has powder-coat finish for increased durability. It is ideal for industrial applications because it is rated for shock and vibration. The WLB72 comes fully assembled for faster installation and lower shipping costs. Integrated mounting options and add-on brackets meet a wide variety of application requirements.

    Applications

    WLB72 Inspection Lights are ideal in industries that require uniform illumination, such as automotive, material handling, and general manufacturing. These bright lights improve safety, productivity, and quality in a wide variety of applications, including:

    • Assembly line inspection for surface inspection
    • Offline inspection stations
    • Inspection lighting  
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