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Waterjet cutting system with standoff distance control

  • US 9,003,936 B2
  • Filed: 07/29/2011
  • Issued: 04/14/2015
  • Est. Priority Date: 07/29/2011
  • Status: Active Grant
First Claim
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1. A cutting head of a waterjet cutting system, the cutting head comprising:

  • a nozzle having an orifice through which fluid passes during operation to generate a high-pressure fluid jet for processing a workpiece;

    an environment control device positioned to act on a surface of the workpiece at least during a measurement operation, the environment control device configured to establish a measurement area on the surface of the workpiece via a discharged fluid stream or suction; and

    a measurement device positioned relative to the environment control device to selectively obtain information from within the measurement area with a laser beam dischargeable by the measurement device to impinge on the workpiece, the obtained information being indicative of a position of a tip of the nozzle of the cutting head relative to the workpiece.

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