(19)
(11) EP 3 450 100 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
01.05.2019 Bulletin 2019/18

(43) Date of publication A2:
06.03.2019 Bulletin 2019/10

(21) Application number: 18189771.1

(22) Date of filing: 20.08.2018
(51) International Patent Classification (IPC): 
B24B 19/14(2006.01)
B24B 49/12(2006.01)
B23Q 17/24(2006.01)
 B24B 21/16(2006.01)
B23Q 17/22(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 05.09.2017 GB 201714185

(71) Applicant: Rolls-Royce plc
London SW1E 6AT (GB)

(72) Inventor:
  • Suckling, Martin
    Derby, Derbyshire DE24 8BJ (GB)

(74) Representative: Rolls-Royce plc 
Intellectual Property Dept SinA-48 PO Box 31
Derby DE24 8BJ
Derby DE24 8BJ (GB)

   


(54) GRINDING MACHINE CALIBRATION


(57) A device and method for the setup, alignment and calibration of grinding machines is disclosed. A tool (42c) is described, comprising a bar (44) and a first location feature (48) located on the bar (44) and configured to engage with a first location of a machine. The tool also provides a datum (66) located at a known but variable distance parallel to the bar (44) from the first location feature (48). A method for calibrating a grinding machine using the tool (42c) is also described.







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