Patent · US Expired

Method and apparatus for laser piercing and cutting metal sheet and plate

US6777641B2 · kind B2 · utility

20Cited by
16References
46Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 4, 2002
Grant dateAug 17, 2004
Priority date
Expiry dateJun 4, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P90/02
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A controller for laser piercing and cutting metal sheet and plate comprising a computer readable file displayable on a human machine interface display screen of a laser equipped CNC machine tool, communicating with a part program for processing a workpiece, adapted with a plurality of setup data and parameters for piercing and cutting a type and thickness of material, adapted substantially as a table, the table comprising a plurality of parameters, each parameter controlling a unique function of operation and comprising a plurality of steps comprised of a first setup step and a plurality of variable time increment steps, each variable time increment step controlling a portion of the pierce cycle and the table associated with a plurality of parameters controlling cutting the workpiece.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.