JPS618444U

JPS618444U - Grinding roller reduction device of rigid mill

Info

Publication number: JPS618444U
Application number: JP8967284U
Authority: JP
Inventors: 勲橋本; 統右木下; 正博内田; 進内山
Original assignee: Kawasaki Jukogyo KK
Current assignee: Kawasaki Motors Ltd
Priority date: 1984-06-16
Filing date: 1984-06-16
Publication date: 1986-01-18

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図、第２図ａ１第３図ａ、第４図は夫々、従来の竪
型ミルの粉砕ローラ圧下装置を示す要部縦断面図であり
、第２図ｂ１第３図ｂは夫々第２図ａ、第３図ａの平面
図である。第５図は本考案の一実施例を示す縦断面図、第６図は他
の実施例の要部平面図、第７図は第３実施例の要部縦断
面図、第８図は第４実施例の要部正面図、第９図、第１
０図は夫々第５、第６実施例の要部断面図である。１・・・ケーシング、２・・・テーブル、５・・・粉砕
ローラ、６・・・ローラ支持アーム、７・・・Ｌ型レバ
ー、７ａ・・・直レバー、訃・・支持ブラケット、１０
・・・分級器、１１・・・本体、２０・・田一ラ支持部
、２２・・・支持ブラケット、２２ａ・・・軸、２２ｂ
・・・ピン、２３・・・Ｌ型レバー、３１・・・空気室
、３２・・・ノズル、一〇・・・引張り付勢部材、４０
ａ・・・押上げ付勢部材。Figures 1, 2a, 3a, and 4 are longitudinal cross-sectional views of main parts showing the crushing roller reduction device of a conventional vertical mill, and Figures 2b and 3b are respectively sectional views of main parts. FIG. 2a is a plan view of FIG. 2a and FIG. 3a. FIG. 5 is a longitudinal sectional view showing one embodiment of the present invention, FIG. 6 is a plan view of the main part of another embodiment, FIG. 7 is a longitudinal sectional view of the main part of the third embodiment, and FIG. 8 is a longitudinal sectional view of the main part of the third embodiment. Main part front view of 4th embodiment, FIG. 9, 1st
Figure 0 is a cross-sectional view of the main parts of the fifth and sixth embodiments, respectively. DESCRIPTION OF SYMBOLS 1... Casing, 2... Table, 5... Grinding roller, 6... Roller support arm, 7... L-shaped lever, 7a... Straight lever, End... Support bracket, 10
...Classifier, 11...Main body, 20...Tachira support part, 22...Support bracket, 22a...Shaft, 22b
... Pin, 23 ... L-shaped lever, 31 ... Air chamber, 32 ... Nozzle, 10 ... Tension urging member, 40
a... Push-up biasing member.

Claims

[Scope of utility model registration request]

(1) Inside the casing, a crushing roller is rotated in pressure contact with a table having a vertical rotation axis to crush the raw material between the table crushing roller and a nozzle is provided on the outer periphery of the table.
In a vertical mill in which gas is ejected from the nozzle into the casing and the pulverized raw material is discharged in a floating manner, the pulverizing roller support part includes a roller support arm and is pivoted to the support bracket via a shaft. and a push-up biasing member is attached to the opposite end of the roller support portion to which the crushing roller is not attached, and the pressing member biases the crushing roller in a direction in which it is pressed against the table. Characteristics of the crushing roller reduction device of the vertical mill.

(2) The range in which the push-up force of the push-up biasing member acts is approximately 90 degrees downward from the extension line of the roller support arm, as set forth in claim 1 of the utility model registration claim. Grinding roller reduction device for vertical mill.

(3) The crushing roller support part consists of a roller support arm, and a biasing member is engaged with the opposite end of the roller support arm to which the crushing roller is not attached, and the approximately midway point in the length direction of the roller support arm A grinding roller reduction device for a vertical mill as claimed in claim 1, wherein a pivot shaft is provided through the shaft.

(4) The crushing roller support section is a utility model registration claim in which the roller support arm and the straight lever are integrated by welding or other means, and a pivot shaft is provided through the joint of these two. The crushing q-ra reduction device of the vertical mill according to item 1.

(5) The crushing roller support part has an L-shaped opening bent downward. A vertical mill according to claim 1, wherein one support arm and an L-shaped lever bent slightly upward are substantially integrally connected by a pivot shaft and at least one pin. Grinding port-ra reduction device.

(6) The crushing roller support part includes a roller support arm, an L-shaped lever having a downward base and a lateral tip, and the roller support arm is fixed at a substantially right angle to the downward base; A grinding roller for a vertical mill according to claim 1, wherein a pivot shaft is provided at the lower end of the downward base, and the urging member and the support bracket for the L-shaped lever are mounted on the same stay. Reduction device.

(7) In the crushing roller support section, a long straight lever is fixed to the downward tip of the L-shaped roller support arm, a pivot shaft is provided at the lower end of the downward tip, and the other end of the straight lever A grinding roller rolling down device for a vertical mill as set forth in claim 1 of the registered utility model claim 1, wherein a biasing member is engaged with the grinding roller.