Title:
BLADE, WORK REST AND CENTERLESS GRINDER
Document Type and Number:
Japanese Patent JP2019107736
Kind Code:
A
Abstract:
To provide a blade, a work rest and a centerless grinder which make it possible to process even small-diameter to large-diameter work-pieces with high efficiency by through feed grinding.SOLUTION: A blade 20 according to the present invention includes a plate-like body part 21 which extends in a transferring direction of the workpiece in a blade supporting the underside of an outer periphery surface of a workpiece W, and a hardened plate-like member 23 on the body part which is in a comb-tooth shape composed of a plurality of parallel grooves 22 which extends downward from the upper surface while remaining a part of the upper surface of the body part. In contrast to the conventional blade which is a comb-tooth shaped blade composed of a number of parallel plates and a number of parallel grooves arranged alternately, the blade of the present invention is made to be in a comb-tooth shape by forming grooves while remaining a part of the upper surface of the body part, so that the processing is easy and the cost of manufacture can be suppressed.SELECTED DRAWING: Figure 3
Inventors:
NAKAMURA TAKASHI
TERAI NOBUYUKI
OSADA KAZUMA
TERAI NOBUYUKI
OSADA KAZUMA
Application Number:
JP2017242554A
Publication Date:
July 04, 2019
Filing Date:
December 19, 2017
Export Citation:
Assignee:
TOSHIN TECHNICAL KK
International Classes:
B24B5/307; B24B5/22; B24B5/30; B24B41/06
Domestic Patent References:
JPS60178560U | 1985-11-27 | |||
JP2005046952A | 2005-02-24 | |||
JP2003200334A | 2003-07-15 | |||
JPH04348859A | 1992-12-03 | |||
JP2013215822A | 2013-10-24 | |||
JP2017148872A | 2017-08-31 | |||
JPH0586453U | 1993-11-22 | |||
JP2001170861A | 2001-06-26 | |||
JP2010030003A | 2010-02-12 |
Foreign References:
US20050148288A1 | 2005-07-07 |
Attorney, Agent or Firm:
Toru Unno