JPH0341839U

JPH0341839U -

Info

Publication number: JPH0341839U
Application number: JP10309089U
Authority: JP
Priority date: 1989-08-31
Filing date: 1989-08-31
Publication date: 1991-04-22

Description

[Brief explanation of the drawing]

第１図は本考案に係る加熱・冷却ロールの模式
的断面図、第２図は第１図の−線による断面
図、第３図は本考案に係る加熱・冷却ロールを用
いた連続熱処理炉の模式図、第４図は加熱・冷却
ロール温度、炉温、ストリツプ温度の応答性を示
すグラフ、第５，６図は従来品の模式的断面図、
第７図は従来品を用いた連続熱処理炉の模式的断
面図、第８図は従来品を用いたときの加熱・冷却
ロール温度、炉温、ストリツプ温度の応答性を示
すグラフである。１……ロール本体、２……軸部、４ａ，４ｂ，
４ｃ，４ｄ……ヒータ、５……給電制御装置、６
ａ，６ｂ，６ｃ，６ｄ……ノズル、７……冷却媒
体の流量制御装置、８……ロール温度制御装置、
９……炉温制御装置、１０……炉本体、１１……
加熱装置、１２……板温制御装置。 Figure 1 is a schematic cross-sectional view of the heating/cooling roll according to the present invention, Figure 2 is a cross-sectional view taken along the - line in Figure 1, and Figure 3 is a continuous heat treatment furnace using the heating/cooling roll according to the present invention. Fig. 4 is a graph showing the response of heating/cooling roll temperature, furnace temperature, and strip temperature; Figs. 5 and 6 are schematic cross-sectional views of conventional products;
FIG. 7 is a schematic sectional view of a continuous heat treatment furnace using a conventional product, and FIG. 8 is a graph showing the responsiveness of heating/cooling roll temperature, furnace temperature, and strip temperature when using a conventional product. 1... Roll body, 2... Shaft part, 4a, 4b,
4c, 4d...Heater, 5...Power supply control device, 6
a, 6b, 6c, 6d...nozzle, 7...cooling medium flow rate control device, 8...roll temperature control device,
9... Furnace temperature control device, 10... Furnace body, 11...
Heating device, 12...Plate temperature control device.

Claims

[Claim for Utility Model Registration] A heating/cooling roll for a continuous heat treatment furnace that continuously heat-treats multiple types of strips at different temperatures, comprising a roll body formed in a hollow cylindrical shape and a cylinder on the peripheral wall of the roll body. A plurality of heaters are arranged at a plurality of locations in the longitudinal direction and are arranged around the entire circumference, and a plurality of heaters for refrigerant injection are arranged at a plurality of locations in the longitudinal direction of the body facing the outer periphery of the roll body. A heating/cooling roll for a continuous heat treatment furnace, characterized in that it is equipped with a nozzle.