WO2019124701A1 - Appareil permettant de faire passer une bande continue, procédé de traitement de surface de bande utilisant celui-ci - Google Patents

Appareil permettant de faire passer une bande continue, procédé de traitement de surface de bande utilisant celui-ci Download PDF

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Publication number
WO2019124701A1
WO2019124701A1 PCT/KR2018/012286 KR2018012286W WO2019124701A1 WO 2019124701 A1 WO2019124701 A1 WO 2019124701A1 KR 2018012286 W KR2018012286 W KR 2018012286W WO 2019124701 A1 WO2019124701 A1 WO 2019124701A1
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WIPO (PCT)
Prior art keywords
sealing
steel plate
steel sheet
rolls
plate
Prior art date
Application number
PCT/KR2018/012286
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English (en)
Korean (ko)
Inventor
엄문종
이동열
Original Assignee
주식회사 포스코
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Publication of WO2019124701A1 publication Critical patent/WO2019124701A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H20/00—Advancing webs
    • B65H20/02—Advancing webs by friction roller
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
    • C23C14/56—Apparatus specially adapted for continuous coating; Arrangements for maintaining the vacuum, e.g. vacuum locks
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
    • C23C14/56—Apparatus specially adapted for continuous coating; Arrangements for maintaining the vacuum, e.g. vacuum locks
    • C23C14/562—Apparatus specially adapted for continuous coating; Arrangements for maintaining the vacuum, e.g. vacuum locks for coating elongated substrates
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
    • C23C16/54—Apparatus specially adapted for continuous coating
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
    • C23C16/54—Apparatus specially adapted for continuous coating
    • C23C16/545—Apparatus specially adapted for continuous coating for coating elongated substrates
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/08—Apparatus, e.g. for photomechanical printing surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/40—Type of handling process
    • B65H2301/44—Moving, forwarding, guiding material
    • B65H2301/443—Moving, forwarding, guiding material by acting on surface of handled material
    • B65H2301/4431—Moving, forwarding, guiding material by acting on surface of handled material by means with operating surfaces contacting opposite faces of material
    • B65H2301/44318—Moving, forwarding, guiding material by acting on surface of handled material by means with operating surfaces contacting opposite faces of material between rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/17—Nature of material
    • B65H2701/173—Metal

Definitions

  • the present invention relates to a continuous steel plate conveying apparatus and a steel sheet surface treating method using the same. More particularly, the present invention relates to a continuous steel plate conveying apparatus, And simultaneously sealing or masking the steel sheet in accordance with the air particle flow pressure between the atmospheric pressure and the differential pressure space and the vacuum space to enable proper steel sheet sealing to stably perform the surface treatment of the steel sheet in a vacuum atmosphere, And a method for surface treatment of a steel sheet using the same.
  • the entire plastic film or the coil of the steel plate is transferred to the vacuum chamber there is a vacuum-to-vacuum method in which a process is carried out under vacuum by inserting it into a chamber, but it can not be said to be a true continuous process, .
  • a steel sheet wound in an outside atmosphere is usually passed through a chamber maintaining a vacuum atmosphere continuously by using a sealing (sealing) mechanism without loss of a vacuum pressure, and a process for re-winding the steel sheet in the air after continuous vacuum deposition .
  • sealing apparatuses and apparatuses known in the prior art are arranged in a sealing roll, a casing structure, or a multi-stage sealing roll or casing so as to maintain a vacuum atmosphere while sealing the steel sheet.
  • a gap is inevitably generated between the side wall of the continuous steel plate and the side wall of the continuous steel plate, and the sealing may not be perfect.
  • Korean Patent Laid-Open Publication No. 2011-0074487 discloses a prior art related to the present invention.
  • the present invention has been made in order to solve the above-mentioned problems of the prior art, and it is an object of the present invention to provide an apparatus and a method for sealing a steel sheet, And sealing the steel sheet according to the air particle flow pressure between the vacuum spaces to enable appropriate steel sheet sealing, and a method of treating a steel sheet surface using the same.
  • a continuous steel plate transferring apparatus comprising: upper and lower sealing rolls provided to pass a steel plate in correspondence with a thickness change of a progressive steel plate; Inner sealing means provided so as to seal a progressive steel sheet passing through the chamber in cooperation with the upper and lower sealing rolls on the front side of the upper and lower sealing rolls in correspondence with the width change of the progressive steel sheet; And an outer sealing means for sealing between a side portion of the advancing steel plate and the inner sealing means at the rear side of the upper and lower sealing rolls.
  • the inner sealing means includes a pair of sealing plates disposed on both sides of the progressive steel plate, and the outer sealing means can seal between the side of the progressive steel plate and the sealing plate.
  • the outer sealing means may include: a main body; And an outer sealing portion extending from the main body to between the upper and lower sealing rolls.
  • the pair of sealing plates may include a protruding extension portion extending between the upper and lower sealing rolls, and an end of the outer sealing portion may be arranged to face an end of the protruding extension portion.
  • the outer sealing portion has a curved rim corresponding to the shape of the upper and lower sealing rolls, and the curved rim of the outer sealing portion can contact the upper and lower sealing rolls.
  • the outer sealing portion may have an outer tight contact end made of a material having abrasion resistance or lubricity on the surface.
  • the width of the outer sealing portion may be larger than the width of the protrusion extending portion.
  • the outer sealing means may further include a rotating roller extending from the main body to the side of the advancing steel plate and rotating in contact with the advancing steel plate.
  • the outer sealing means may receive an adhesion force so that the rotating roller contacts the progressive steel plate.
  • outer sealing means may be provided so as to be movable in the longitudinal direction of the upper and lower sealing rolls.
  • a method of treating a steel sheet surface comprising steps of: passing a steel sheet in a surrounding state between an external atmospheric pressure and a vacuum space while sealing the steel sheet in a surrounding state; And a steel plate surface treatment step of surface-treating the steel plate to be passed in a vacuum region.
  • the continuous steel plate line-up device according to the present embodiment can be used.
  • the present invention can reduce the cost by eliminating the loss of the vacuum pressure when the steel sheet enters the vacuum atmosphere and eliminating the need for continuous or excessive vacuum pumping for stable vacuum maintenance.
  • the present invention separates the viscous flow region, the intermediate region, the molecular flow region, and the vacuum region and appropriately seals or masks the steel sheet, so that proper steel sheet sealing can be realized while simplifying the structure of the apparatus. Accordingly, while the present invention makes it possible to continuously carry steel sheets in a tightly sealed state, the vacuum atmosphere for the surface treatment (surface etching, vapor deposition coating, etc.) of the steel sheet is stably maintained, enabling continuous high-speed vacuum deposition surface treatment , It is possible to improve the surface treatment quality of the steel sheet products and to produce the high quality steel sheet products which are economically excellent due to the lowering of the manufacturing cost by the improvement of the productivity.
  • FIG. 1 is a schematic diagram showing the overall configuration of a steel sheet surface treatment apparatus according to an embodiment of the present invention.
  • FIG. 2 is a perspective view illustrating a steel plate sealing type continuous mailing apparatus according to an embodiment of the present invention.
  • FIG 3 is a side view showing a steel plate sealing type continuous mailing apparatus according to an embodiment of the present invention.
  • FIG. 4 is a front structural view of an inner sealing means of a steel plate sealing type continuous mailing apparatus according to an embodiment of the present invention.
  • FIG. 5 is a reference view for explaining the sealing details of the steel plate sealing type continuous mailing apparatus according to an embodiment of the present invention.
  • FIG. 6 is a perspective view showing a steel plate masking type continuous conveying apparatus of the present invention disposed between the differential pressure space and the vacuum space.
  • FIG. It should be noted that, in the present specification, the reference numerals are added to the constituent elements of the drawings, and the same constituent elements are assigned the same number as much as possible even if they are displayed on different drawings. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.
  • FIG. 1 is a schematic diagram showing the overall configuration of a steel sheet surface treatment apparatus according to an embodiment of the present invention.
  • the steel sheet surface treatment apparatus 300 of the present embodiment includes chambers (structures) 210, 230, and 250 and guide rolls 270 and 290 included in the chamber. Therefore, the steel sheet to be subjected to the high-speed proceeding is subjected to the steel sheet etching and the deposition coating (hereinafter referred to as " coating process ") in a vacuum region ('C' region) in which vacuum is stably maintained while passing through the chambers in the order of region A-> B-> C-> B-> And at least cooling the surface of the steel sheet coating during cooling.
  • &quot coating process &quot
  • the steel plate sealing apparatus of the present embodiment has a known viscous flow region ('A' in Fig. 1) which is classified according to the flow pressure of air particles, 6) of the steel sheet masking type continuous steel plate communication line apparatus 100 according to the present invention, which is disposed in an intermediate region (region A) and / or an intermediate region (intermediate region) At least the middle-molecular flow region of the molecular flow region (the 'B' region of FIG. 1) and the vacuum region (the 'C' region of FIG. 1) .
  • each of the steel plate sealing apparatuses 1 and 100 of the steel plate sealing type and the masking type may be advantageously provided in a multi-stage (three-stage, for example) sealing surface as shown in Fig.
  • the region of 1 ⁇ 10 3 mbar to 1 ⁇ 10 0 mbar is called the viscous flow region.
  • the air flow rate and flow rate are influenced by the mass flow as a whole, It is important to reduce the volume (area) through which air can pass.
  • the steel sheet sealing type continuous steel plate communication line apparatus 1 of the present invention which will be described later in detail with reference to FIG. 2 to FIG. 5, keeps tight sealing by surrounding the steel plate, (The ' A ' region in Fig. 1), but it is also possible to arrange them in the intermediate region.
  • the region of 1 ⁇ 10 0 mbar to 1 ⁇ 10 -3 mbar is an intermediate region that simultaneously exhibits the characteristics of viscous flow and molecular flow. In this region, the passage area of air molecules is reduced and the resistance path is extended Is preferably used.
  • the steel sheet masking-type continuous steel plate line-connecting apparatus 100 of the present invention has an intermediate region (for example, it may be a region between 'A' and 'B' in FIG. 1) And the chamber structure is formed in such a manner that a plurality of chambers are arranged in the flow region B and the gap is extended. Of course, it is also possible to arrange it in the vacuum region C as shown in Fig.
  • reference numeral 290 may be a 'deflector roll' which is larger than a guide roll for adjusting the moving direction of the steel sheet.
  • the viscous flow region A which is the inlet and outlet regions of the steel sheet under the atmosphere, is formed in the continuous steel sheet conveying apparatus 1 of the present invention so as to keep the sealing of the continuous steel sheet tightly, (Continuous) in the molecular flow region B and an intermediate region between the molecular flow region B and the vacuum region C, the continuous steel plate mailing apparatus 100 of the present invention has a long channel structure It will install (multiple) arrays accordingly.
  • the steel sheet surface treatment apparatus 300 of the present embodiment is provided with a viscous flow region A between the external atmospheric pressure and the differential pressure atmosphere and / A continuous steel plate conveying apparatus 100 of a steel sheet masking type arranged in an intermediate region between a differential pressure atmosphere and a vacuum atmosphere and at least a molecular flow region in a molecular flow region B and a vacuum region C, And a steel sheet surface treatment unit 310 disposed in the atmosphere C as shown in Fig.
  • the steel sheet surface treatment unit 310 has a structure in which the surface of the steel sheet is previously subjected to plasma treatment so that (deposition) coating on the surface of the steel sheet can be stably performed, A steel plate coating part 310b for coating the surface of the steel sheet by vacuum deposition (PVD, CVD), and a steel plate cooling part 310c for cooling the coated steel sheet to stabilize the coated part, But it is also possible to include at least the steel plate coating portion 310b.
  • a vacuum pump for holding a vacuum is disposed in at least the molecular flow region B and the vacuum region C through the vacuum pumping in the steel sheet surface treatment apparatus 300, And can be controlled and operated by being connected to a pumping unit PP interlocked with the pumping unit PP.
  • a steel plate etching part 310a using plasma or the like and a steel plate coating part 310b through vapor deposition are known.
  • a steel plate etching part uses an ion impinging energy of a plasma to form an oxide film Or by preheating the steel sheet using a preheating column to improve the vapor deposition coating property.
  • FIG. 2 is a perspective view showing a steel plate sealing continuous continuous mailing apparatus according to an embodiment of the present invention.
  • FIG. 3 is a side view showing a steel mailing continuous mail system according to an embodiment of the present invention.
  • FIG. 4 is a reference view for explaining sealing details of a steel plate sealing type continuous mailing apparatus according to an embodiment of the present invention.
  • the steel plate sealing apparatus of the present embodiment is basically composed of upper and lower sealing rolls 10 and 20 which correspond to changes in the thickness of the advancing steel sheet S,
  • the upper and lower sealing rolls 10 and 20 cooperate with the upper and lower sealing rolls 10 and 20 at the front side of the upper and lower sealing rolls 10 and 20 while corresponding to the change, Sealing means 50 and outer sealing means 90 for sealing between the side of the advancing steel sheet S and the inner sealing means 50 at the rear side of the upper and lower sealing rolls 10 and 20.
  • the steel sheet sealing type continuous steel plate communication line apparatus 1 realizes a continuous communication plate (progression) while passing the steel plates between the upper and lower sealing rolls 10 and 20, Tight sealing can be realized while surrounding the steel sheet in all directions in cooperation with the lower sealing rolls 10 and 20.
  • the steel plate sealing apparatus of this embodiment is preferably arranged in the 'A' region, which is the viscous flow region between the atmospheric pressure and the differential pressure space close to the external atmospheric pressure.
  • the steel sheet sealing type continuous steel plate communication line apparatus 1 enables the continuous steel plate communication, particularly the high speed communication, to be carried out by changing the thickness of the steel plate by the upper and lower sealing rolls 10, Since the sealing is maintained in the plate of the steel plate in correspondence with the change of the width of the steel plate through the corresponding and the inner sealing means 50 in real time, the conventional sealing is possible to some extent, but the stable sealing is maintained The difficult problem can be solved.
  • the upper and lower sealing rolls 10 and 20 of the apparatus of the present embodiment are respectively driven and rotated by a roll housing 30 which is rotatably disposed on a steel plate running path P on which surface treatment such as etching, So that the steel sheet can be continuously and continuously communicated between the rolls.
  • At least the upper sealing roll 10 of the upper and lower sealing rolls 10 and 20 is mounted on the rotating roll housing 30 so that the rotation of the roll housing 30 and the rotation of the upper sealing roll 30, (10) are combined.
  • the roll housing 30 is seated on the base 32 in a curved surface structure.
  • the roll housing 30 has a first curved surface 31a formed at the lower end of the roll housing 30,
  • a first driving source 34 connected to the base 32, that is, a vertical driving cylinder is connected to one side of the roll housing (preferably around the center line of the roll axis) .
  • the roll housing is rotated at the base, at which time the angle of rotation is sufficiently adjustable.
  • the roll bearing 12 which is a bearing block in which the roll shaft of the upper sealing roll 10 is assembled is connected to the second drive source 36 provided on the roll housing while being supported by the guide 13 on both sides of the roll housing have.
  • the upper sealing roll 10 cooperates with the lower sealing roll 20 in response to the thickness change of the steel sheet to enable the steel sheet to pass through.
  • the second driving source 36 preferably includes a screw bar 36c vertically penetrating the gear box 36b connected to the driving motor 36a disposed on the upper side of the roll housing,
  • the upper sealing roll 10 is raised or lowered in the roll housing in unison with the roll shaft receiving portion according to the operation of the driving motor.
  • the second driving source 36 may be a vertical driving cylinder, an electric actuator, or the like.
  • the driving motor or the vertical driving cylinder includes a device control unit 400 provided in the device of the present embodiment and a pumping unit PP for supplying pneumatic pressure in association with the device control unit So that the movement of the upper sealing roll can be controlled substantially in response to the thickness of the steel sheet.
  • a sensing sensor for sensing the thickness of the steel sheet adjacent to the apparatus of the present invention, and to implement the movement control of the upper conveying roll in association with the apparatus control unit 400.
  • Figs. 2 to 5 show the inner sealing means 50 of this embodiment provided to stably realize the sealing of the steel sheet substantially in this embodiment.
  • the inner sealing means 50 of the present embodiment basically surrounds the steel sheet S conveyed between the upper and lower sealing rolls 10 and 20 described above on the upper and lower sealing rolls 10 and 20
  • the first and second sealing plates 52 and 54 on the steel plate and the third and fourth sealing plates 56 and 58 on both sides of the steel plate combined with each other . Accordingly, in the present embodiment, the first to fourth sealing plates maintain a close contact with the upper and lower sealing rolls, so that even when the thickness and width of the steel sheet change, stable sealing is achieved while surrounding the steel sheet in all directions.
  • the inner sealing means 50 of the present embodiment is provided between the side of the advancing steel sheet S and the inner sealing means 50 between the upper and lower sealing rolls 10 and 20 (Not shown). More specifically, since the inner sealing means 50 includes a pair of sealing plates 56, 58 (third and fourth sealing plates) disposed on both sides of the advancing steel sheet S, the outer sealing means 90 It is possible to seal between the side of the progressive steel sheet S and the third and fourth sealing plates 56 and 58.
  • the outer sealing means 90 is movable in the width direction of the advancing steel sheet S (longitudinal direction of the upper and lower sealing rolls, in the direction of 'D' in FIG. 2) The pressing force can be received. Therefore, the outer sealing means 90 of the present embodiment enables stable sealing even when the thickness and width of the steel sheet are changed while maintaining close contact with the upper and lower sealing rolls 10, 20.
  • the front side of the upper and lower sealing rolls 10 and 20 is formed of an advancing steel plate (not shown) which does not yet enter the upper and lower sealing rolls 10 and 20, S and the rear side of the upper and lower sealing rolls 10 and 20 may be a space through which the steel sheet S passing through the upper and lower sealing rolls 10 and 20 passes.
  • the present invention is characterized in that the inner sealing means 50 is provided on the front side of the upper and lower sealing rolls 10 and 20 and the outer sealing means 90 is provided on the rear side of the upper and lower sealing rolls 10 and 20
  • the present invention also includes an embodiment in which the inner sealing means 50 and the outer sealing means 90 are provided at the opposite positions with respect to the upper and lower sealing rolls 10, 20 do. That is, the present invention is characterized in that the inner sealing means 50 is provided on the rear side of the upper and lower sealing rolls 10, 20 and the outer sealing means 90 is provided on the front side of the upper and lower sealing rolls 10, As well.
  • the third and fourth sealing plates 56 and 58 and the outer sealing means 90 are not in contact with the steel plate edge which is to be passed through at a high speed, but a proper gap of about 5 to 20 mm is maintained, In the case of direct contact with the steel plate edge, there is a possibility that the sealing plate is rapidly worn or damaged due to a slight left / right movement of the steel plate in the passing state, and the sealing characteristic is destroyed.
  • the sealing plate and the sealing roll are in surface contact with the circumference of the guide roll at a constant pressure (curved surface), there is no problem of rapid wear even if the sealing is maintained, and long-term sealing performance is maintained.
  • the outer sealing means 90 is provided with a rotating roller 99 so that the edge of the steel sheet is rotatably contacted with the rotating roller 99, so that there is no problem of rapid wear even if the contact is maintained, and long-term sealing performance is maintained.
  • the first to fourth sealing plates 52, 54, 56, 58 disposed on the front side with respect to the upper and lower sealing rolls 10, 20 will be described first, and the outer sealing The means 90 will be described below.
  • the first sealing plate 52 has a third sealing plate 52 provided on the chamber 210 so as to maintain close contact with the moving upper sealing roll 10 when the thickness of the steel plate is changed
  • the second sealing plate 54 is moved in the chamber 210 by the lower sealing roll 20 and the lower sealing roll 50 while being supported by the guide 53 through the driving source 60 while being maintained at a predetermined angle with respect to the center axis of the guide roll. And is horizontally fixed to the chamber 210 so as to maintain close contact with the chamber 210.
  • the first sealing plate is illustrated as being substantially horizontally moved at this time, as shown in Fig. 3, the upper sealing roll is lifted and rotated in practice, so that the first sealing plate is inclined so that the tip end portion is brought into close contact with the upper sealing roll More preferable.
  • the lower second sealing plate 54 which is in close contact with the lower sealing roll 20 may be fixedly arranged.
  • the third driving source 60 is illustrated as a horizontal driving cylinder disposed on the chamber 210 side in the present embodiment, but the present invention is not limited to this, and the variation width of the actual steel sheet thickness is not very large, A screw bar or an electric actuator driven as a motor may be used instead of the cylinder.
  • the upper third sealing plate 56 and the lower fourth sealing plate 58 which are coupled to each other on both sides of the steel plate, are in close contact with each other but have a separate structure, For example, 5 to 20 mm, with respect to the steel plate edge which is to be moved while being distant from or narrowed from the center of the corresponding steel plate.
  • the third and fourth sealing plates 56 and 58 are connected to the sealing plate housing 62 assembled to the outside and are provided to move left and right corresponding to the width change of the steel plate through the fourth driving source 64 .
  • the third sealing plate 56 is attached to the lower portion of the first sealing plate 52, which is provided so as to be inclined forward and backward by the third driving source, through the guide means 66 .
  • the guide means 66 includes a guide 66a extending and fixed along the bottom surface of the upper first sealing plate 52, And a guide rail groove 66b formed in the sealing plate.
  • the third sealing plate 56 is also integrally rotated by the guide means 66 , And backward.
  • the guide 66a and the guide rail groove 66b of the guide means 66 may be provided to the third sealing plate 56 and the first sealing plate 52, respectively, as opposed to those shown in the drawings.
  • the guide of the third sealing plate can move along the guide rail groove of the first sealing plate when the third sealing plate is moved to the left and right, but the guide can be provided as a protrusion on the upper end of the third sealing plate.
  • the third sealing plate 56 is fastened to the sealing plate housing 62 while compensating for the back and forth movement.
  • the fastening bolt 67b penetrating the sealing plate housing 62 is engaged with the third Passes through an elongated groove 67a formed in the sealing plate 56 and is fastened as a nut 67c.
  • the third sealing plate 56 on both sides of the steel plate integrally with the sealing plate housing 62 moved to the left and right by the fourth driving source 64 is also moved to the left and right.
  • the guide rail grooves 66b of the guide means 66, The third sealing plate 56 moves back and forth integrally with the guide 66a through the guide 66 when the first sealing plate is moved forward and backward.
  • the fastening bolt 67b which passes through the groove 67a of the third sealing plate 56 through the sealing plate housing 62 and is fastened with the nut 67c, And the third sealing plate 56 can be moved back and forth through the guide means 66 as described above.
  • a chamfered portion (cut portion) 62a through which the guide 66a of the guide means 66 passes is formed in the third sealing plate 56.
  • the chamfered portion 62a is formed in the sealing plate housing 62 To the portion through which the guide means passes.
  • the fourth driving source 64 includes a pair of fourth sealing plates 58 at lower portions of both sides of the steel plate, a sealing plate housing 62 disposed in close contact with the outside of the fourth sealing plate 58, Stage screw bars 64a and 64b which are connected to a motor 72 fixed to the chamber 210 (wall) and formed with screws in mutually opposite directions starting from the center, Lt; / RTI >
  • the fourth sealing plate 58 and the sealing plate housing 62 and the third sealing plate 56 which is fastened to the sealing plate housing by bolts and grooves, It becomes possible to move toward or away from each other corresponding to the width change of the steel sheet.
  • the guides 66a of the guide means 66 fixed to the first sealing plate 52 on the upper side, when moving in the left and right directions corresponding to the widths of the steel plates of the third and fourth sealing plates and the sealing plate housing,
  • the first sealing plate does not move through the guide rail groove 66b of the third sealing plate and the chamfered portion 62a of the sealing plate housing 62 so that only the third sealing plate and the sealing plate housing can move left and right .
  • the fourth driving source may be used as a horizontal driving cylinder connected to the sealing plate housing and horizontally mounted to the chamber 210 instead of the screw bar as shown in the figure, It is most preferable to use a two-stage screw bar, since in the case of the horizontal driving cylinder, the fourth driving source needs to be connected and fixed to the sealing plate housing 62, since it is necessary to symmetrically move the same in the opposite direction.
  • one end is connected to the sealing plate housing 62, and the other end is connected to the chamber 210, so that the steel plate passage opening 212 formed in the chamber 210 corresponds to the width variation of the steel plate
  • Stage sealing cover for example, a telescopic sealing means 68, is preferably provided.
  • the size of the steel plate passage opening 212 of the chamber 210 is adjusted accordingly,
  • the steel plate passage opening 212 of the chamber forms a gap outside the third and fourth sealing plates, and the telescopic sealing means 68, which is a structure in which a plurality of sealing plates are folded at this time, ) Expands and overlaps and seals the steel through holes of the chamber in accordance with the width change of the steel sheet to maintain the sealing.
  • the portions of the first to fourth sealing plates 52, 54, 56, 58 that are in contact with the upper and lower sealing rolls are provided with roll- (52a, 54a, 56a, 58a) are separately provided.
  • the roll-contact portions of the sealing plates are provided with tightly adhered ends which are elastically contacted with each other via a spring or the like.
  • the rolling contact ends of the sealing plates are formed of a material having at least wear resistance or, more preferably, a material having lubricating properties at the same time, so that the rolling contact ends of the sealing plates remain in close contact with the sealing rolls when the steel plates are passed.
  • the roll contact ends 52a, 54a, 56a and 58a of the first to fourth sealing plates may be formed of polyethylene, polypropylene, MC nylon, PTFE, polytetrafluoroethylene Graphite can be added to the organic polymer material of the present invention to provide a lubricating material while providing abrasion resistance.
  • the material and surface roughness of the upper and lower sealing rolls 10 and 20 to which the leading end portions of the first to fourth sealing plates, that is, the close contact ends are closely contacted can be adjusted to provide a close .
  • the sealing rolls are made of steel and the average roughness of the surface is preferably 5 microns or less.
  • the surface roughness of the sealing roll is controlled to be 1 micron or less and the hardness of the surface is maintained at HV 700 to 1000 or more.
  • the sealing roll is preferably subjected to heat treatment and hard chrome plating Do. That is, it is preferable that the surface roughness and the hardness of the sealing roll are in the above-mentioned range because they are in close contact with each other and affect the sheet-like properties of the steel sheet to be conveyed or the adhesiveness of the sealing sheets.
  • the steel plate sealing continuous steel plate straightener 1 of the present invention shown in Figs. 1 to 5 described so far has the advantage that the steel plate is completely surrounded by the atmospheric pressure-differential pressure space, (Shutting off to the atmosphere) is very excellent, and it is possible to accommodate both the thickness and the width of the steel sheet as a single device.
  • the third and fourth sealing plates 56 and 58 are provided with protruding extensions 56b and 56c which have a curved rim corresponding to the shapes of the upper and lower sealing rolls 10 and 20 and extend between the upper and lower sealing rolls, , 58b.
  • the above-described roll close ends 56a and 58a may be provided on the rim of the protrusion extending portions 56b and 58b.
  • the protruding extensions 56b and 58b extend between the upper and lower sealing rolls 10 and 20 and are located on opposite sides of the upper and lower sealing rolls 10 and 20 between the upper and lower sealing rolls 10 and 20 Can be opposed to the outer sealing portion (93) of the extending outer sealing means (90).
  • the outer sealing portion 93 may be provided with an outer tight contact end 91a to have the same structure and function as the roll close ends 52a, 54a, 56a and 58a described above.
  • the outer sealing means 90 includes a main body 91, an outer sealing portion 93 extending between the upper and lower sealing rolls 10 and 20 in the main body 91, And a rotating roller 99 which is extendable in contact with a side surface of the rotating roller 99.
  • the outer sealing part 93 may be provided with an outer tight contact end 91a.
  • outer sealing means 90 may be provided on the left and right sides of the steel sheet S in the width direction, and the outer sealing means 90 may be provided on the roll housing 30 or separately provided in a block housing (not shown) As shown in FIG.
  • the outer sealing means 90 may be provided to be movable in the width direction of the steel sheet S to the roll housing 30 or a separate block housing (not shown).
  • the outer sealing means 90 may be connected to the roll housing 30 or a block housing (not shown) by a driving actuator 95 and the driving actuator 95 may be connected to an oil, pneumatic cylinder, Anything that is adjustable in length can be applied.
  • the force is applied to the steel plate S by a spring, weight, oil, pneumatic cylinder, .
  • the continuous steel plate communication device 1 of the present embodiment has the inner side sealing means 50 on the front side and the outer side sealing means 90 on the rear side with respect to the upper and lower sealing rolls 10, The sealing force can be further improved.
  • FIG. 6 is a graph showing the relationship between the molecular flow region (the region between 'A' and 'B'), the molecular flow region (the 'B' region) and the vacuum region And shows a steel sheet masking type continuous steel plate transferring apparatus 100 according to the present invention installed.
  • the steel sheet masking type continuous steel plate transfer plate apparatus 100 basically comprises a sealing casing 110 provided with a steel sheet S passing through the inside thereof and passing through the chamber, And a steel sheet masking means 130 provided on at least one side so as to seal the gap between the steel sheet and the casing in correspondence with the width change of the steel sheet.
  • a steel plate passage opening 112 having an interval of 0.5 to 1 mm from the steel plate through which the steel plate having the maximum thickness passes is formed inside, and a gap between the differential pressure space and the vacuum space, May be provided as a elongated box structure that is fixed through the flow region side chamber 230.
  • the steel plate masking means 130 is provided on the inner side of the steel plate passage opening 112 of the sealing casing via a fifth driving source 132 so as to be rotatable with respect to the width of the steel plate, Lt; / RTI >
  • the steel masking means 130 of the masking plate is arranged in the front side and the rear side of the sealing casing 110 provided in the chamber 230 so as to face the inlet and the outlet of the steel plate, To seal between the steel plate and the casing.
  • the interval between the steel plate edge and the masking plate, which is the steel plate masking means 130 is about 3 to 20 mm. That is, since the wear of the masking plate is significant when the steel plate edge is directly in contact with the edge of the masking plate, the minimum gap is maintained.
  • the fifth driving source 132 includes a motor 134 vertically installed on the outer side of the ceiling casing and a rotating shaft 136 connected to the motor 134 and inserted through the upper surface of the ceiling casing
  • the masking plate 130 which is the steel plate masking means 130, is connected to the lower end of the rotation shaft 136 and is rotated at a predetermined angle in accordance with the width change of the steel plate.
  • the steel sheet masking means 130 of the masking plate has a fixing ring 138a into which the lower end of the rotating shaft 136 is inserted at the end of the masking plate.
  • the fixing ring is partially cut, By being seated in the interior of the support 138b to be assembled, the masking plate can be rotated constantly.
  • the sealing casing 110 may be provided with a cover for assembling the pivot shaft, the fixed ring, and the retainer, or may be provided in a structure that is divided and assembled into a flange assembly form.
  • the present invention is useful for, for example, surface treatment or coating using vacuum deposition.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physical Vapour Deposition (AREA)

Abstract

La présente invention concerne un appareil permettant de faire passer une bande continue, et un procédé de traitement d'une surface d'une bande utilisant celui-ci. L'appareil peut comprendre : un rouleau d'étanchéité supérieur et un rouleau d'étanchéité inférieur disposés pour faire passer une bande en réponse à un changement de l'épaisseur d'une bande passante ; un moyen d'étanchéité intérieur disposé pour entourer et sceller la bande passante, qui passe à travers une chambre, en coopération avec les rouleaux d'étanchéité supérieur et inférieur du côté avant des rouleaux d'étanchéité supérieur et inférieur en réponse à un changement de la largeur de la bande passante ; et un moyen d'étanchéité extérieur permettant de réaliser l'étanchéité entre une partie latérale de la bande passante et le moyen d'étanchéité intérieur au niveau d'un côté arrière des rouleaux d'étanchéité supérieur et inférieur.
PCT/KR2018/012286 2017-12-22 2018-10-17 Appareil permettant de faire passer une bande continue, procédé de traitement de surface de bande utilisant celui-ci WO2019124701A1 (fr)

Applications Claiming Priority (2)

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KR1020170177859A KR101999007B1 (ko) 2017-12-22 2017-12-22 연속강판 통판장치와 이를 이용한 강판 표면 처리방법
KR10-2017-0177859 2017-12-22

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WO2019124701A1 true WO2019124701A1 (fr) 2019-06-27

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04147973A (ja) * 1990-10-12 1992-05-21 Kawasaki Steel Corp ストリップ連続真空処理装置の差圧シール装置
KR100739772B1 (ko) * 2005-12-09 2007-07-13 삼성전자주식회사 실링 구조가 개선된 현상기
KR100779652B1 (ko) * 2001-11-30 2007-11-26 주식회사 포스코 냉연강판의 미세 사이드절개부 감지장치
KR101180246B1 (ko) * 2009-12-24 2012-09-05 주식회사 포스코 연속강판 통판장치와 이를 포함하는 강판표면 처리장치 및, 강판 표면 처리방법
KR20150028038A (ko) * 2013-09-05 2015-03-13 주식회사서울엔지니어링 2단 분리형 가로 실링 접합장치를 구비한 2열 공급식 스틱형 제품 포장기

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04147973A (ja) * 1990-10-12 1992-05-21 Kawasaki Steel Corp ストリップ連続真空処理装置の差圧シール装置
KR100779652B1 (ko) * 2001-11-30 2007-11-26 주식회사 포스코 냉연강판의 미세 사이드절개부 감지장치
KR100739772B1 (ko) * 2005-12-09 2007-07-13 삼성전자주식회사 실링 구조가 개선된 현상기
KR101180246B1 (ko) * 2009-12-24 2012-09-05 주식회사 포스코 연속강판 통판장치와 이를 포함하는 강판표면 처리장치 및, 강판 표면 처리방법
KR20150028038A (ko) * 2013-09-05 2015-03-13 주식회사서울엔지니어링 2단 분리형 가로 실링 접합장치를 구비한 2열 공급식 스틱형 제품 포장기

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KR101999007B1 (ko) 2019-07-10

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