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Title:
縦型粉砕機の粉砕及び整形方法
Document Type and Number:
Japanese Patent JP7228933
Kind Code:
B2
Abstract:
A grinding and shaping method using a vertical grinding mill, used for grinding and shaping a powder or a granular material, comprising: selecting a vertical grinding mill: selecting a vertical grinding mill with suitable thread pitch/diameter ratio of the spiral rotor according to the raw material to be ground; adding a grinding medium: selecting the grade of a grinding medium and determining the filling factor according to the requirements of the particle sizes of the raw material and the ground product, and then adding the grinding medium into the grinding chamber of the vertical grinding mill; initiating the vertical grinding mill: sequentially initiating a dust collector, an air blowing device, a driving device and a feeding device, wherein the driving device propels the spiral rotor to rotate, and the air blowing device blows upward from the bottom of the grinding chamber; adjusting parameters: adjusting the rotation speed of the spiral rotor of the vertical grinding mill to change the cycling speed of the raw material and the grinding medium in the grinding chamber, thereby changing the flow rate of the raw material in the grinding chamber; feeding and grinding: feeding a raw material from the feeding port at the upper end of the grinding chamber and then grinding; discharging: initiating a discharging device, and discharging the material from the discharging port at the lower end of the grinding chamber.

Inventors:
Son Shikatsu
Application Number:
JP2021547679A
Publication Date:
February 27, 2023
Filing Date:
March 23, 2020
Export Citation:
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Assignee:
Xiamen ISO Standard Sand Co.,Ltd
International Classes:
B02C17/16; B02C25/00
Domestic Patent References:
JP59039352A
JP2010517739A
JP55129942A
JP49112259A
JP54170471U
Foreign References:
WO2008092542A1
CN110433925A
US4242002
CN208928298U
CN85107923A
Attorney, Agent or Firm:
SK Patent Attorney Corporation
Akihiko Okuno
Hiroyuki Ito



 
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