Title:
ERROR CORRECTION METHOD AND MACHINE TOOL
Document Type and Number:
WIPO Patent Application WO/2011/010397
Kind Code:
A1
Abstract:
A machine tool has a plurality of linear feed axes and a plurality of rotational feed axes and is configured so that a main axis and a work table are mutually movable. The machine tool comprises: an error data storage means (25) for storing the error between the main axis and the work table as an error map including a position error and a posture error; and a correction data calculation means (26) for calculating, based on the posture error, tool information, and work information, a correction amount for correcting a moving command to the linear feed axes so that the tool does not over-cut a workpiece.
Inventors:
KASAHARA, Tadashi (4023, Nakatsu, Aikawa-machi, Aiko-gu, Kanagawa 03, 〒2430303, JP)
笠原忠 (〒03 神奈川県愛甲郡愛川町中津４０２３番地株式会社牧野フライス製作所内 Kanagawa, 〒2430303, JP)
笠原忠 (〒03 神奈川県愛甲郡愛川町中津４０２３番地株式会社牧野フライス製作所内 Kanagawa, 〒2430303, JP)
Application Number:
JP2009/063453
Publication Date:
January 27, 2011
Filing Date:
July 22, 2009
Export Citation:
Assignee:
MAKINO MILLING MACHINE CO., LTD. (3-19, Nakane 2-chome Meguro-k, Tokyo 78, 〒1528578, JP)
株式会社牧野フライス製作所 (〒78 東京都目黒区中根２丁目３番１９号 Tokyo, 〒1528578, JP)
KASAHARA, Tadashi (4023, Nakatsu, Aikawa-machi, Aiko-gu, Kanagawa 03, 〒2430303, JP)
株式会社牧野フライス製作所 (〒78 東京都目黒区中根２丁目３番１９号 Tokyo, 〒1528578, JP)
KASAHARA, Tadashi (4023, Nakatsu, Aikawa-machi, Aiko-gu, Kanagawa 03, 〒2430303, JP)
International Classes:
G05B19/404; B23Q15/00
Attorney, Agent or Firm:
AOKI, Atsushi et al. (SEIWA PATENT & LAW, Toranomon 37 Mori Bldg. 5-1, Toranomon 3-chome, Minato-k, Tokyo 23, 〒1058423, JP)
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