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Patent Searching and Data


Title:
MACHINING APPARATUS AND MACHINING METHOD
Document Type and Number:
WIPO Patent Application WO/2019/150893
Kind Code:
A1
Abstract:
A machining apparatus (100) is provided with: high-pressure water piping (10) that is capable of supplying high-pressure water (WH); abrasive grain piping (20) that is capable of supplying abrasive grains (AB); a spraying part (30) having a high-pressure water introduction part by which the high-pressure water (WH) is introduced, an abrasive grain introduction part by which the abrasive grains (AB) are introduced, a mixing part that mixes the high-pressure water (WH) and the abrasive grains (AB), and a nozzle that sprays the high-pressure water (WH) with which the abrasive grains (AB) have been mixed onto an object to be machined (OBJ); and a detection part (40) that measures the pressure (PM) inside the abrasive grain piping (20) and detects when the pressure (PM) is less than a lower-limit threshold value.

Inventors:
AKIYAMA KATSUNORI (JP)
SAKAIDA HIROMI (JP)
Application Number:
JP2019/000331
Publication Date:
August 08, 2019
Filing Date:
January 09, 2019
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
B24C9/00; B24C5/02; B24C7/00
Foreign References:
US4478368A1984-10-23
JP2015512793A2015-04-30
JPH0780773A1995-03-28
JPH0259268A1990-02-28
JPH03505553A1991-12-05
JPH10156723A1998-06-16
JP2013215854A2013-10-24
JP2012157956A2012-08-23
JP2018014975A2018-02-01
JPH0219466U1990-02-08
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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