Spray Nozzles in Automotive Manufacturing and Assembly

Spray nozzles, spray guns, spray accessories and systems are widely used in automotive applications. Popular uses include:

  • Metal pretreatment
  • Parts drying
  • Tank agitation
  • Paint tank cleaning
  • and more.
Auto Assembly Plant Air Control Application
We have a complete line of nozzles for cleaning, rinsing, drying, tank drying, painting, robotic applications and more and extensive experience helping manufacturers solve spray problems.

Here’s just one example:

Spray Nozzles Used in Rinsing and Drying Processes

A large automotive assembly plant was installing a new truck cab line. During the design of the line, plant engineers experimented with everything from a manually operated line using hoses and wands, to blow-off nozzles but were struggling to find a solution. The application required a rinsing and drying process that would contribute to overall finish quality. but irregular surfaces and rolled steel areas on the truck cabs posed a real challenge.

The engineers knew they needed spray nozzles but they weren’t sure which ones to use and how to install them to reach all the nooks and crannies on the truck cab. The solution we recommended included stalling 84 VeeJet® nozzles on five rinsing arches with adjustable ball fittings. These fittings provide adjustable positioning of spray nozzles for more exact control of the spray direction. Based on quality control inspections, the nozzles could be easily calibrated with the simple turn of a screw head.

Deionized water is used in the rinsing process, so stainless steel nozzles were specified and now deliver from 100 to 150 psi (7 bar to 10 bar) of pressure along the five rinsing arches.

For drying, we recommended the construction of two arches equipped with 70 WindJet® nozzles. The WindJet nozzles use existing plant air and provide quick drying with very efficient use of compressed air. In addition, our 727 WindJet nozzles met OSHA’s requirements for sound levels since workers are in close proximity to the nozzles.

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