Title:
NUMERIC CONTROL METHOD AND DEVICE FOR SAME
Document Type and Number:
WIPO Patent Application WO/2011/132221
Kind Code:
A1
Abstract:
Disclosed are a numeric control method and device for the same capable of avoiding interference between a tool and both a rotary table and a workpiece without a worker manually performing an interference avoidance operation, provided with an avoidance height calculation unit (6) for calculating an interference avoidance height (23) of a tool wherein the tool does not interfere with either the rotary table or the workpiece across the entire movable range of a rotary axis that has been input by a movement command; an interference assessment unit (7) for assessing whether or not the tool interferes with the rotary table or the workpiece by way of comparison between the current tool tip height (24) and the interference avoidance height (23); and an avoidance operation generation unit (9) for generating a movement command in the tool axis direction up to the interference avoidance height (23).
Inventors:
NAKAMURA, Naoki (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2010/002883
Publication Date:
October 27, 2011
Filing Date:
April 21, 2010
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
三菱電機株式会社 (〒10 東京都千代田区丸の内二丁目７番３号 Tokyo, 〒1008310, JP)
三菱電機株式会社 (〒10 東京都千代田区丸の内二丁目７番３号 Tokyo, 〒1008310, JP)
International Classes:
G05B19/4155
Attorney, Agent or Firm:
TAKAHASHI, Shogo et al. (7-3Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Claims: