Title:
A grinding device of a granular substance
Document Type and Number:
Japanese Patent JP6161586
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a grinding device which has both of classification function and circulation use function of a grinding grain, and is compact and a low cost.SOLUTION: A grinding device is equipped with a blast rotor 20, a rotary classifier 30 having a screen 32, and grinding grain supply means 40 for supplying a grinding grain to the blast rotor 20. The rotary classifier has a tapered rotary cylinder 31 in which a slope surface 31a, which is inclined from a small diameter part to a large diameter part, is formed, and plural vanes 33 which are radially formed on an inner peripheral surface of the large diameter part of the rotary cylinder, and a collection chute 43 is provided inside the large diameter part of the rotary cylinder.SELECTED DRAWING: Figure 1
Inventors:
Takato Kaya
Katsuyoshi Hashimoto
Katsuyoshi Hashimoto
Application Number:
JP2014203913A
Publication Date:
July 12, 2017
Filing Date:
October 02, 2014
Export Citation:
Assignee:
Kotobuki Engineering & Research Co., Ltd.
International Classes:
B24C1/00; B07B1/22; B24C3/30; B24C3/32; B24C9/00; C04B14/06; C04B18/16
Domestic Patent References:
| JP2011111342A | ||||
| JP8245248A | ||||
| JP2000317401A | ||||
| JP2014012259A | ||||
| JP7328924A | ||||
| JP2014511763A | ||||
| JP2002070057A | ||||
| JP2009095892A |
Foreign References:
| WO2014041586A1 | ||||
| US20150290770 | ||||
| US20020028631 |
Attorney, Agent or Firm:
Sakuo Yamaguchi