JPS63184601U

JPS63184601U -

Info

Publication number: JPS63184601U
Application number: JP7544987U
Authority: JP
Priority date: 1987-05-20
Filing date: 1987-05-20
Publication date: 1988-11-28

Description

[Brief explanation of the drawing]

第１図は本考案の多段圧延機の一実施例の説明
図、第２図は第１図の多段圧延機の側面図、第３
図は第１図の多段圧延機のスラスト軸受を設けた
軸箱の部分の詳細図、第４図は本考案の多段圧延
機の他の実施例の説明図、第５図は本考案の多段
圧延機の更に他の実施例の説明図である。図中１は上小径作業ロール、２は下大径作業ロ
ール、３は上控えロール、４は下控えロール、５
は中間ロール、６は中間サポートロール、７はサ
ポートロール、８，９は上小径作業ロール軸箱、
１０は下大径作業ロール軸箱、１１は上控えロー
ル軸箱、１２は下控えロール軸箱、１３は中間ロ
ール軸箱、１６はラジアル軸受、１７はスラスト
軸受、２０はラジアル軸受、２１はスラスト軸受
を示す。 FIG. 1 is an explanatory diagram of an embodiment of the multi-high rolling mill of the present invention, FIG. 2 is a side view of the multi-high rolling mill shown in FIG. 1, and FIG.
The figure is a detailed view of the axle box provided with the thrust bearing of the multi-high rolling mill shown in Fig. 1, Fig. 4 is an explanatory diagram of another embodiment of the multi-high rolling mill of the present invention, and Fig. 5 is the multi-high rolling mill of the present invention. It is an explanatory view of still another example of a rolling mill. In the figure, 1 is an upper small-diameter work roll, 2 is a lower large-diameter work roll, 3 is an upper backing roll, 4 is a lower backing roll, and 5
is an intermediate roll, 6 is an intermediate support roll, 7 is a support roll, 8 and 9 are upper small diameter work roll shaft boxes,
10 is a lower large diameter work roll shaft box, 11 is an upper support roll shaft box, 12 is a lower support roll shaft box, 13 is an intermediate roll shaft box, 16 is a radial bearing, 17 is a thrust bearing, 20 is a radial bearing, 21 is a A thrust bearing is shown.

Claims

[Scope of utility model registration request]

At least the upper and lower work rolls and the upper and lower restraint rolls for backing up the upper and lower work rolls are provided, at least one of the upper and lower work rolls is a small-diameter work roll, and a horizontal pressing force adjustment device is used to impart horizontal bending to the small-diameter work roll. In the multi-high rolling mill, an axle box having a built-in radial bearing having a diameter smaller than the diameter of the small-diameter work roll and a thrust bearing having a diameter larger than the diameter of the small-diameter work roll is attached to at least one shaft end of the small-diameter work roll. Multi-high rolling mill.