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Application example

Reliable Position Control of Rollers in Vibratory Conveyors

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The Task

For correct downstream assembly, rollers—such as those from roller or storage boxes—must enter the vibratory conveyor in the proper orientation. If a roller is misaligned, a sensor must reliably detect it and trigger an automatic return to the bunker via reverse air blast.

The Challenge

These rollers feature connecting bridges and a molded rolling surface. This unique geometry makes it difficult for conventional sensors to consistently distinguish between correct and incorrect positions.

Our Solution

The DTECT® Object 3D sensor uses a volume-based measuring principle to clearly differentiate between the two possible roller orientations. By restricting the field of view to the object size, detection remains stable and accurate—even if rollers jam in the conveyor. This eliminates the need for mechanical separation. Setup is fast and intuitive using the mechanical button on the rugged sensor housing. Integration is straightforward through a switching output, which also controls the compressed air for feedback.

Your Advantages

  • Reliable position detection thanks to volume-based measurement, even with complex geometries
  • Process reliability maintained even during conveyor jams—no need for mechanical separation
  • Quick and easy setup via the sensor’s mechanical button
  • Easy integration with direct switching output to control compressed air

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