WO2013051870A2 - Rouleau de fourneau - Google Patents

Rouleau de fourneau Download PDF

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Publication number
WO2013051870A2
WO2013051870A2 PCT/KR2012/008053 KR2012008053W WO2013051870A2 WO 2013051870 A2 WO2013051870 A2 WO 2013051870A2 KR 2012008053 W KR2012008053 W KR 2012008053W WO 2013051870 A2 WO2013051870 A2 WO 2013051870A2
Authority
WO
WIPO (PCT)
Prior art keywords
rotating shaft
roll body
slider
flange
shaft portion
Prior art date
Application number
PCT/KR2012/008053
Other languages
English (en)
Korean (ko)
Other versions
WO2013051870A3 (fr
Inventor
송호진
Original Assignee
대한동방 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 대한동방 주식회사 filed Critical 대한동방 주식회사
Publication of WO2013051870A2 publication Critical patent/WO2013051870A2/fr
Publication of WO2013051870A3 publication Critical patent/WO2013051870A3/fr

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    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace
    • F27B9/24—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace being carried by a conveyor
    • F27B9/2407—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace being carried by a conveyor the conveyor being constituted by rollers (roller hearth furnace)
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0006—Details, accessories not peculiar to any of the following furnaces
    • C21D9/0012—Rolls; Roll arrangements
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/02—Skids or tracks for heavy objects
    • F27D3/026—Skids or tracks for heavy objects transport or conveyor rolls for furnaces; roller rails

Definitions

  • the present invention relates to a hearth roll installed in an annealing furnace or the like of a steel mill. More particularly, the present invention relates to a hearth roll having a structure in which an elastic force is added to the flange to closely contact the roller body and the flange so that the rotational force of the flange can be transmitted to the roller body in the hearth roll.
  • Heat treatment of steel strips made in steel mills is performed in an annealing furnace in which the inside is kept at a high temperature.
  • Hearth rolls are commonly used to support the steel strips moving in the annealing furnace and assist their progress.
  • the hearth roll is connected to the inside of the other flange 2b and passes through the sleeve 1 through a hole formed at the center of one flange 2a and one rotation shaft 4a and extending outwardly. 5), a stopper member 7 installed at the outer end of the support bar 5, and an elastic spring fitted to the support bar 5 to be elastically installed between the stop member 7 and one side rotation shaft 5; It includes (6).
  • the elastic force of the elastic spring 6 is applied to one rotation shaft 4a so that one flange 2a provided on one rotation shaft 4a presses the sleeve 1, and the sleeve 1 is one flange 2a. And between the other flange 2b is tightly supported.
  • the configuration of the hearth roll of FIG. 1 should be provided with an elastic spring 6 that exerts an elastic force on one side shaft 4a to the outside of one side shaft 4a.
  • Such a configuration has the problem of increasing the overall length of the hearth roll and damaging the aesthetics and the risk of breakage by exposing the elastic spring 6.
  • a cover body for covering the elastic spring (6) should be provided separately and a fixing structure for fixing the cover body around one side of the rotating shaft (4a) should be provided.
  • an object of the present invention is that the elastic means for contacting the flange to the body portion of the hearth roll is not exposed to the outside, according to the installation of the elastic means of the hearth roll It is to provide a hearth roll configured so that there is no increase in the overall length.
  • the hearth roll according to the present invention includes a roll body installed around a rotating shaft; One side flange and the other flange in close contact with both sides of the roll body to support the roll body; A rotating shaft provided with one side rotating shaft portion and the other rotating shaft portion projecting outwardly from the one side flange and the other side flange, respectively, around the rotating shaft, and the one side rotating shaft portion penetrating the one side flange to move in the direction of the rotating shaft.
  • a hollow part installed in the rotation axis direction in the one side rotation shaft part;
  • a connection hole installed to have a predetermined length in the direction of the rotation axis through the one side rotation shaft part from the hollow part;
  • Connecting means extending through the connection hole into the hollow portion and coupled to the one flange;
  • a slider installed to slide in the direction of the rotation axis in the hollow part to push the connecting means in the other direction;
  • Fixing means fixed to the rotating shaft; And elastic means for supporting both sides by the slider and the fixing means to add an elastic force to push the slider in the other direction.
  • the present invention is a hearth roll having a roll body, one side and the other flange for holding the roll body in close contact with each other, and a rotating shaft portion protruding outwardly of the one side and the other flange, respectively.
  • the rotating shaft part protruding from the one side flange is provided through the one side flange so that the one side flange is movable along the outer surface and the hollow portion is formed therein, and the hollow part communicates with the outside through the rotating shaft part.
  • a connection hole is formed, and a connection means is installed to be coupled to the one side flange through the connection hole, and the connection means extends into the hollow part in a state movable in the longitudinal direction of the rotation shaft within the connection hole.
  • the one side plan to the hollow portion by pushing the connecting means in the other direction It characterized in that the pressing device is installed to close contact with the roll body.
  • the elastic means does not need to be configured to extend the rotation shaft part by being located inside the rotation shaft part of the hearth roll, or to increase the overall length of the hearth roll.
  • FIG. 1 is a cross-sectional view showing the configuration of a conventional hearth roll.
  • FIG. 2 is a cross-sectional view showing the overall configuration of a hearth roll according to the first embodiment of the present invention.
  • FIG. 3 is a partial cross-sectional view showing a configuration of a portion in which the pressurization device of the hearth roll according to the first embodiment of the present invention is installed;
  • Figure 4 is an exploded perspective view showing the configuration of the portion in which the pressing device of the hearth roll according to the first embodiment of the present invention is installed
  • FIG. 5 is a perspective view showing a configuration of a portion in which the pressurization device of the hearth roll according to the second embodiment of the present invention is installed;
  • FIG. 6 is a partial cross-sectional view showing a configuration of a portion in which the pressurization device of the hearth roll according to the second embodiment of the present invention is installed;
  • FIG. 7 is a cross-sectional view showing the overall configuration of a hearth roll according to a third embodiment of the present invention.
  • FIG. 8 is a partial cross-sectional view showing a configuration of a portion in which the pressurization device of the hearth roll according to the third embodiment of the present invention is installed;
  • FIG. 9 is a cross-sectional view showing the overall configuration of a hearth roll according to a fourth embodiment of the present invention.
  • FIG. 10 is an exploded perspective view showing the configuration of a portion in which the pressurization device of the hearth roll according to the fourth embodiment of the present invention is installed;
  • FIG 11 is a cross-sectional view showing a configuration of a portion in which the pressurization device of the hearth roll according to the fourth embodiment of the present invention is installed.
  • FIG. 12 is an exploded perspective view showing the configuration of a part in which the fixed other flange of the hearth roll according to the fourth embodiment of the present invention is installed;
  • Figure 2 is a cross-sectional view showing the overall configuration of the hearth roll according to the first embodiment of the present invention
  • Figure 3 is a partial cross-sectional view showing the configuration of the portion in which the pressing device of the hearth roll according to the first embodiment of the present invention is installed.
  • 4 is an exploded perspective view showing the configuration of a portion in which the pressurization device of the hearth roll according to the first embodiment of the present invention is installed.
  • the hearth roll 10 according to the first embodiment of the present invention has a roll body 20 and one side and the other flange 31 that support the roll body 20 in close contact with each other. 33 and a rotation shaft portion 40 protruding to the outside of the one side and the other side flanges (31, 33).
  • the roll body 20 has a cylindrical shape around the rotating shaft 11.
  • the roll body 20 has a structure in which a plurality of ceramic disks are stacked along a rotation shaft portion 40 in which the rotation shaft 11 is disposed at the center to form a cylindrical shape.
  • the ceramic disc is sequentially stacked in the direction of the rotation axis 11 and then polished to form a roll body 20.
  • the roll body 20 may be made of another configuration in addition to the above configuration. That is, as shown in FIG. 7, the cylindrical sleeve 25 forming the outer surface of the roll body 20 ′ and the shaft 24 may be fitted into the sleeve 25.
  • the support bar 12 may be inserted through the central portion of the shaft 24, or the rotation shaft part 40 as illustrated in FIG. 2 may be penetrated.
  • the one side and the other side flanges 31 and 33 have the same rotation axis as the rotation shaft 11, and are in close contact with both sides of the roll body 20, respectively. Support to rotate.
  • the outer circumferential surfaces of the one side and the other side flanges 31 and 33 are in contact with the roll body 20 to allow stable support, and protrude in an annular frame shape so that both ends of the roll body 20 can be seated on the flanges 31 and 33.
  • An inclined surface is formed on the inside of the portion 31b. The inclined surface is in close contact with the chamfered portions 21 at both ends of the roll body 20.
  • the one side flange 31 is installed so that the rotating shaft portion 40 penetrates and is movable on the surface of the rotating shaft portion 40.
  • the connecting means mounting hole 31a penetrating laterally through the one side flange 31 to be coupled to the slider 51 to be described later is coupled to the slider 51 is formed.
  • the rotary shaft portion 40 is installed to add a rotational force to the hearth roll 10 around the rotary shaft 11, one side of the rotary shaft portion 41 and the other flange 33 protruding from the flange (31). It includes the other rotation shaft portion 43 protruding from).
  • the one side rotation shaft portion 41 is installed through the one side flange 31 so that the one side flange 31 can move in the direction of the rotation shaft 11.
  • the other side rotation shaft portion 43 is preferably fixed to the other flange 33 is installed. In the state in which the one side rotating shaft portion 41 and the other side rotating shaft portion 43 are integrally connected, the rotating shaft portion 40 also penetrates the roll body 20, and the roll body 20 is formed on the surface of the rotating shaft portion 40. To be movable in the direction of the rotation axis (11).
  • the rotating shaft portion 40 has a hollow portion 45 protruding from the one side flange 31 and open at one end.
  • the hollow portion 45 is installed to have a predetermined length in the direction of the rotation shaft 11 in the interior of the rotation shaft portion 40 and has an opening 41c at one side of the rotation shaft portion 40.
  • the hollow part 45 may be formed entirely within the rotation shaft part 40, or may be formed only on one side rotation shaft part 41 to a position where the one side flange 31 is installed.
  • connection hole 41 a is formed to communicate with the outside through the rotation shaft part 40.
  • the connection hole 41a is preferably in the form of a long hole having a predetermined length, the long hole is arranged in the longitudinal direction in the direction of the rotation axis (11).
  • the connection hole 41a penetrates the one side rotating shaft portion 41 from the hollow portion 45, and two are installed vertically in the middle of the one side rotating shaft portion 41, so that the connecting means 35 has one side flange 31. It can be mounted to pass through the connecting means mounting hole (31a) and the upper and lower connecting holes (41a) to pass through. Accordingly, the connecting means 35 is movable in the connecting hole 41a in the longitudinal direction of the rotation shaft portion 40, that is, in the direction of the rotation shaft 11 by a predetermined distance.
  • the connecting means 35 is installed to connect the slider 51 inside the one side flange 31 and the hollow part 45.
  • the connecting means 35 is preferably a screw rod that can penetrate the connecting means mounting hole 31a of the one side flange 31, and extends to the inside of the hollow portion 45 through the connecting hole 41a.
  • the connecting means 35 is coupled to the one side flange 31 so as to transfer the force pushed by the slider 51 to be described later to the one side flange 31 in the hollow part 45.
  • the hollow portion 45 is provided with a pressing device 50 for pushing the connection means 35 in the other direction to close the one side flange 31 to the roll body 20.
  • the pressurizing device 50 includes a slider 51, a fixing means 54, and an elastic means 53 installed between the slider 51 and the fixing means 54.
  • the slider 51 is inserted into the hollow part 45 and installed so as to slide in the direction of the rotation axis 11, and the connecting means 35 passes through the coupling hole 51a formed to pass through the slider 51 and the one side flange 31. ) May be coupled to the connecting means (35). Accordingly, the slider 51 can push the connecting means 35 coupled to the one flange 31 in the other direction.
  • the fixing means 54 is detachably coupled to one end of the rotating shaft portion 40 to support one end of the elastic means 53.
  • the fixing means 54 is preferably a plug for blocking the opening (41c) formed on one side of the hollow portion 45, it can be removed from the rotating shaft portion 40 at the time of replacement and installation of parts, such as the elastic means therein It is fixed by helical coupling.
  • the elastic means 53 is most preferably a coil spring, both sides are supported by the slider 51 and the fixing means 54. Since the fixing means 54 supporting one side of the elastic means 53 is fixed to the one side rotation shaft portion 41, the elastic means 53 exerts an elastic force that pushes the slider 51 in the other direction of the rotation shaft portion 40. Can be added.
  • the elastic means 53 in the hollow portion 45 of the rotary shaft portion 40 applies an elastic force for pushing the slider 51 in the other direction of the rotary shaft portion 40, the slider 51 ) May push the one side flange 31 in the direction of the roll body 20 via the connecting means 35 that can move in the connection hole (41a). Accordingly, the roll body 20 that can move on the rotary shaft portion 40 is in close contact with the other flange 33 and one side flange 31 is also in close contact with the rotational force of the rotary shaft portion 40 to the roll body 20. It can be delivered stably.
  • FIG 5 and 6 show the configuration of the second embodiment in which the slider 51 of the present invention is modified.
  • the connecting means 35 is not penetrated to the slider 51 ', and a concave connecting means seating portion 51'c is formed on the other end of the slider 51' to which the connecting means 35 is seated. do.
  • the connecting means seating portion 51'c By installing the connecting means seating portion 51'c, the elastic force can be transmitted in a state in which stable connection with the connecting means 35 is possible.
  • the coupling means 35 is coupled to the slider 51 'in such a manner that the connecting means 35 is in contact with one end of the slider 51', thereby facilitating replacement of the elastic means 53 or the slider 51 '. That is, in order to replace the damaged or damaged elastic means 53 and the slider 51 ', it is not necessary to release the coupling state of the one flange 31 and the connecting means 35, and at the end of one side of the rotating shaft portion 40 After removing only the fixing means 54, the elastic means 53 and the slider 51 can be removed and reinstalled.
  • the plug used as the fixing means 54 is helically coupled, it is also possible to adjust the size of the elastic force of the elastic means 53 according to the insertion degree.
  • a support bar 12 supported or fixed to the other flange 33 and penetrating the roll body 20 ′ and the slider 51 ′′ is provided.
  • the support bar 12 is inserted through a through hole provided at the center of the shaft 24 and the slider 51 ′′ forming the roll body 20 'and is formed in the roll body along the longitudinal direction of the support bar 12. 20 ') and the slider 51 "can be slid.
  • the support bar 12 extends through the roll body 20 'and the slider 51 "to the hollow part 45.
  • a stopper 12a is provided at one end of the support bar 12 positioned in the hollow part 45 to support one end of the elastic means 53 '. Therefore, both sides of the elastic means 53 are supported by the stopper 12a and the slider 51 ′′.
  • the slider 51 ′′ is formed by the center hole through which the support bar 12 penetrates in the direction of the rotation axis 11 so that the support bar 12 is fitted, and one side flange 31 is disposed on the upper and lower surfaces of the slider 51 ′′.
  • the coupling means 35 'fitted through are fixed to the upper and lower spiral coupling holes 51 " a by spiral coupling, respectively.
  • the roll body 20' Since the shaft 24 constituting the roll body 20 'is movable on the support bar 12, the roll body 20' is in close contact with the other flange 33 while slightly moving to the other side, and one side flange (from both sides) 31 and the other flange 33 may be in close contact with each other so that the rotational force of the rotation shaft 40 may be transmitted to the roll body 20 ′.
  • Reference numeral 44 is a plug for blocking the opening.
  • Figure 9 is a cross-sectional view showing the overall configuration of the hearth roll according to a fourth embodiment of the present invention
  • Figure 10 is a view showing the configuration of a portion in which the pressing device of the hearth roll according to a fourth embodiment of the present invention is installed Exploded perspective view.
  • Figure 11 is a partial cross-sectional view showing the configuration of the portion in which the pressing device of the hearth roll according to the fourth embodiment of the present invention
  • Figure 12 is a flange fixed in the hearth roll according to the fourth embodiment of the present invention It is an exploded perspective view showing the structure of the installed part.
  • the hearth roll 100 includes a roll body 200, one side and the other flanges 310 and 330 supporting the roll body 200 in close contact with both sides, and the one side and the other side.
  • the rotating shaft portion 400 protrudes outwardly of the flanges 310 and 330, respectively.
  • the roll body 200 is formed in a cylindrical shape around the rotating shaft 110, the shaft 420 is fitted therein.
  • the shaft 420 forms a rotating shaft 400 together with one side shaft forming member 410 and the other side shaft forming member 430 coupled to both sides.
  • the one side and the other side flanges 310 and 330 are rotated about the rotation shaft 110, and are in close contact with both sides of the roll body 200 to support the roll body 200 to rotate.
  • a protruding portion 311 is formed in an annular frame shape so as to be seated, and an inclined inner surface 312 having a tapered shape is formed inside the protruding portion 311.
  • the inclined inner surface 312 is in close contact with the tapered outer surface 210 at both ends of the roll body 200.
  • the one flange 310 and the other flange 330 is installed in a state fitted to the shaft 420, the other flange 330 is fixed to the shaft 420 by the fixing pins (353, 354).
  • Connection pins 351 and 352 penetrating the shaft 420 are also installed on one side flange 310, but are installed to be movable on the surface of the shaft 420 to be in close contact with the roll body 200 by the elastic force of the elastic means 530. I can move as much as possible.
  • the one side shaft forming member 410 is formed with a hollow portion 450 that is penetrated along the rotation shaft (110).
  • the pressing unit 500 is installed in the hollow portion 450.
  • the hollow portion 450 is installed in the direction of the rotation shaft 110 in the one side shaft forming member 410 and is opened at one side of the rotation shaft portion 400.
  • the open part is blocked by the installation of the plug, which is the fixing means 540.
  • connection hole 411 penetrating the one side shaft forming member 410 in a direction crossing the rotation shaft 110 is formed.
  • the connection hole 411 is in the form of a long hole having a predetermined length, the long hole is disposed in the longitudinal direction in the rotation axis 110 direction.
  • the connection hole 411 is installed so as to penetrate up and down one side rotation shaft portion 410 on the basis of the hollow portion 450, the connection pin 351 and the connection pin mounting hole 314 and one side shaft of the one side flange 310 It can be mounted to pass through the connection hole 411 of the forming member 410.
  • the shaft side connection hole 421 having a long hole shape is formed to correspond to the connection hole 411 of the one side shaft forming member 410 in the shaft 420 into which the one side rotation shaft part 410 is fitted, thereby connecting the pin 351. You can pass this. Accordingly, the connecting pin 351 may be moved by a predetermined distance in the direction of the rotation shaft 110 in the connection hole 411.
  • the connecting pin 351 is coupled to the slider 510 and the one side flange 310 to transmit the force pushed by the slider 510 in the hollow portion 450 to the one side flange 310 in the hollow portion 450. It is in a state.
  • the hollow portion 450 is provided with a pressing device 500 for pushing the connection pin 351 in the other direction to close the one side flange 310 to the roll body 200.
  • the pressing device 500 includes a slider 510, a fixing means 540, and elastic means 530 installed between the slider 510 and the fixing means 540.
  • the slider 510 is inserted into the hollow portion 450 and installed to slide in the direction of the rotation shaft 110, and the coupling hole 511 is formed therethrough.
  • the coupling hole 511 is a hole through which the connection pin 351 passes, and is a part to which the slider 510 and the connection pin 351 are connected. By inserting the connecting pin 351 into the coupling hole 511, the slider 510 can apply a force to push the one side flange 310 in the other direction.
  • the fixing means 540 is detachably coupled to one end of the one side shaft forming member 410 to support one end of the elastic means 530.
  • the fixing means 540 is preferably in the form of a plug to block the open portion formed on one side of the hollow portion 450, one side shaft forming member 410 at the time of replacement and installation of parts, such as the elastic means 530 therein It is fixed in a helical coupling so that it can be removed from it.
  • the elastic means 530 is most preferably a coil spring, both sides are supported by the slider 510 and the fixing means 540. Since the fixing means 540 supporting one side of the elastic means 530 is fixed to the one side rotation shaft part 410, the elastic means 530 is adapted to push the elastic force to the slider 510 in the other direction of the rotation shaft part 400. Can be added.
  • the elastic means 530 receives the elastic force to push the slider 510 in the other direction of the rotary shaft 400 in the hollow portion 450 of the one side shaft forming member 410, the slider 510 may push the one side flange 310 in the direction of the roll body 200 via the connecting pin 351 that can move in the connection hole 411. Accordingly, the roll body 200 that can move on the rotary shaft 400 is in close contact with the other flange 330 and one side flange 310 is also in close contact with the rotational force of the rotary shaft 400 to the roll body 200. It can be delivered stably.
  • the connecting pin 351 connecting the one side flange 310 and the slider 510 is further installed in the direction crossing the auxiliary connecting pin 352 so as to play an auxiliary role in the breakage thereof.
  • the one side flange 310 is formed in a shape in which the contact extension frame 315 protrudes forward to widen the contact area with the surface of the shaft 420, and thus the shaft 420. Allow it to slide on the surface.
  • the contact extension frame 315 is inserted into the annular seating groove 215 formed at the end of the roll body 200.
  • the contact extension frame 315 and the annular seating groove 215 of the shaft 420 are also installed in the other flange 330.
  • FIG. 12 is an exploded perspective view illustrating a portion in which the other flange 330 is coupled to the other shaft forming member 430.
  • the shaft 420 and the other flange 330 are fixed by the fixing pin 353 at the other end of the shaft 420, and the auxiliary fixing pin 354 crosses in preparation for damage of the fixing pin 353. In addition is installed more.
  • the other end shaft forming member 430 is coupled to the other end of the shaft 420 to form the rotary shaft 400, and the key groove 431 is formed at the end of the other shaft forming member 430.
  • the present invention may be installed to support the steel strip in the annealing furnace of the steel mill and to assist the progress, and may be installed to support the strip-shaped material manufactured in a high temperature environment in other technical fields.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)

Abstract

La présente invention porte sur un rouleau de fourneau, lequel rouleau est configuré de telle sorte qu'un moyen élastique pour presser une bride contre une partie corps du rouleau de fourneau n'est pas exposé à l'extérieur. Le rouleau de fourneau selon la présente invention comprend : un corps de rouleau installé autour d'un arbre rotatif, au centre de celui-ci ; une bride de côté et une bride de côté opposé pressées contre les deux côtés du corps de rouleau, respectivement, et supportant le corps de rouleau ; et une partie d'arbre rotatif de côté et une partie d'arbre rotatif de côté opposé faisant saillie vers l'extérieur à partir de la bride de côté et de la bride de côté opposé, respectivement, autour de l'arbre rotatif au centre de celui-ci. Ladite partie d'arbre rotatif de côté comprend : une partie d'arbre rotatif traversant la bride de côté et installée de telle sorte que la bride de côté peut se déplacer dans la direction de l'arbre rotatif ; une partie creuse installée à partir de l'intérieur de la partie d'arbre rotatif de côté vers l'arbre rotatif ; un trou de liaison passant à partir de la partie creuse à travers la partie d'arbre rotatif de côté et installé de façon à avoir une longueur prédéterminée dans la direction de l'arbre rotatif ; des moyens de liaison traversant le trou de liaison, s'étendant dans la partie creuse, et couplés à la bride de côté ; une coulisse installée de façon à coulisser dans la partie creuse dans la direction de l'arbre rotatif afin de pousser vers l'extérieur les moyens de liaison dans la direction opposée ; des moyens de fixation fixés à la partie d'arbre rotatif ; et un moyen élastique, dont les deux côtés sont supportés par la coulisse et les moyens de fixation, et qui délivre une force de poussée élastique supplémentaire dans la direction opposée à la coulisse.
PCT/KR2012/008053 2011-10-05 2012-10-04 Rouleau de fourneau WO2013051870A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2011-0101138 2011-10-05
KR1020110101138A KR101266439B1 (ko) 2011-10-05 2011-10-05 허스롤

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WO2013051870A2 true WO2013051870A2 (fr) 2013-04-11
WO2013051870A3 WO2013051870A3 (fr) 2013-05-30

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WO (1) WO2013051870A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109166947A (zh) * 2018-08-30 2019-01-08 深圳市拉普拉斯能源技术有限公司 一种多轴可调的悬挂支撑装置

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Publication number Priority date Publication date Assignee Title
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