Title:
METHOD FOR GRINDING GREEN BALL, METHOD FOR MANUFACTURING CERAMIC BALL, AND GRINDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/040296
Kind Code:
A1
Abstract:
A method for grinding green balls (91) is provided with a step (S20) for supplying the green balls (91) between a first surface (11) of a first member (10) and a second surface (21) of a second member (20), which constitute a grinding device (1), and a step in which the green balls (91) are ground while rotating and revolving between the first surface (11) and second surface(21), wherein, in the step in which the green balls (91) are ground, a step (S30) for advancing the grinding of the green balls (91) while applying a load between the first surface (11) and second surface (21), and the green balls (91), and a step (S40) for changing the rotation axes of the green balls (91) by reducing the load more than that in the step (S30) for advancing the grinding of the green balls (91) are alternately performed.
Inventors:
HAYAKAWA, Yasutake (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
早川 康武 (〒67 三重県桑名市陽だまりの丘５丁目１０５番 ＮＴＮ株式会社内 Mie, 〒5110867, JP)
早川 康武 (〒67 三重県桑名市陽だまりの丘５丁目１０５番 ＮＴＮ株式会社内 Mie, 〒5110867, JP)
Application Number:
JP2010/066371
Publication Date:
April 07, 2011
Filing Date:
September 22, 2010
Export Citation:
Assignee:
NTN CORPORATION (3-17, Kyomachibori 1-chome Nishi-ku, Osaka-sh, Osaka 03, 〒5500003, JP)
ＮＴＮ株式会社 (〒03 大阪府大阪市西区京町堀１丁目３番１７号 Osaka, 〒5500003, JP)
HAYAKAWA, Yasutake (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
ＮＴＮ株式会社 (〒03 大阪府大阪市西区京町堀１丁目３番１７号 Osaka, 〒5500003, JP)
HAYAKAWA, Yasutake (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
International Classes:
B24B11/02; B24B37/02; B24B37/04; B24B55/06
Attorney, Agent or Firm:
Fukami Patent Office, p.c. (Nakanoshima Central Tower, 2-7 Nakanoshima 2-chome, Kita-k, Osaka-shi Osaka 05, 〒5300005, JP)
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