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Patent Searching and Data


Title:
NUMERICAL CONTROL DEVICE AND NUMERICAL CONTROL METHOD FOR CONTROLLING MOVEMENT OF MACHINING TOOL THAT MACHINES INNER SURFACE OF RECESSED PORTION FORMED IN ADVANCE IN WORKPIECE
Document Type and Number:
WIPO Patent Application WO/2021/225148
Kind Code:
A1
Abstract:
A numerical control device 100 is provided with a main control unit 110, a machining program read-out unit 120, and a tool movement path setting unit 130 for setting the movement path of a machining tool 14 between a plurality of recessed portions, wherein: the tool movement path setting unit 130 includes a tool retracted position setting unit 132 for setting a retracted position P2 of the machining tool 14 after completion of inner surface machining, a cutting edge stopping angle setting unit 134 for setting a stopping angle of a cutting edge on the basis of the movement direction to the next recessed portion, and a tool retraction path setting unit 136 for setting a retraction path ER of the machining tool 14; and the stopping angle is set such that the direction in which the cutting edge faces does not include a movement vector component in the same direction as the movement direction.

Inventors:
SUZUKI YOSHIYUKI (JP)
Application Number:
PCT/JP2021/017417
Publication Date:
November 11, 2021
Filing Date:
May 06, 2021
Export Citation:
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Assignee:
FANUC CORP (JP)
International Classes:
G05B19/4093
Domestic Patent References:
WO2016157456A12016-10-06
Foreign References:
JP2018034254A2018-03-08
JP2017204072A2017-11-16
Attorney, Agent or Firm:
AIWA INTERNATIONAL PATENT AGENCY (JP)
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