WO2012070561A1 - ロールプレス装置 - Google Patents

ロールプレス装置 Download PDF

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Publication number
WO2012070561A1
WO2012070561A1 PCT/JP2011/076885 JP2011076885W WO2012070561A1 WO 2012070561 A1 WO2012070561 A1 WO 2012070561A1 JP 2011076885 W JP2011076885 W JP 2011076885W WO 2012070561 A1 WO2012070561 A1 WO 2012070561A1
Authority
WO
WIPO (PCT)
Prior art keywords
roll
press apparatus
sheet
crown shape
region
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2011/076885
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
本城　恒
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IHI Corp
Original Assignee
IHI Corp
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 IHI Corp filed Critical IHI Corp
Priority to CN201180056091.5A priority Critical patent/CN103209824B/zh
Priority to US13/883,886 priority patent/US20130228082A1/en
Priority to KR1020137014511A priority patent/KR101555697B1/ko
Publication of WO2012070561A1 publication Critical patent/WO2012070561A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B3/00—Presses characterised by the use of rotary pressing members, e.g. rollers, rings, discs
    • B30B3/005—Roll constructions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B3/00—Presses characterised by the use of rotary pressing members, e.g. rollers, rings, discs
    • B30B3/04—Presses characterised by the use of rotary pressing members, e.g. rollers, rings, discs co-operating with one another, e.g. with co-operating cones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
    • B21B27/02—Shape or construction of rolls
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/043—Processes of manufacture in general involving compressing or compaction
    • H01M4/0435—Rolling or calendering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2269/00—Roll bending or shifting
    • B21B2269/12—Axial shifting the rolls
    • B21B2269/14—Work rolls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
    • B21B27/02—Shape or construction of rolls
    • B21B27/021—Rolls for sheets or strips
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention relates to a roll press apparatus.
  • This application claims priority based on Japanese Patent Application No. 2010-261486 for which it applied to Japan on November 24, 2010, and uses the content here.
  • a rolling device for rolling a plate material for example, as shown in Patent Document 1, an apparatus for rolling a plate material between a pair of opposed rolls is used.
  • a method is used in which a correction mechanism that corrects bending of a roll during rolling is installed to make the thickness of a sheet material uniform.
  • rolls having regions having different inclination angles in a crown shape are arranged to face each other, and the opposed rolls are moved in a direction opposite to the rotation axis direction, thereby forming a sheet. The thickness at the end and the thickness at the center of the sheet are adjusted.
  • Non-Patent Document 1 in the process of manufacturing a secondary battery, an electrode material sheet in which an electrode material is disposed on an electrode plate base plate as a base material can be manufactured by a roll press apparatus. Proposed.
  • a roll press apparatus is for compressing and molding an electrode material disposed on an electrode plate base plate, and is different from the above-described rolling apparatus for rolling an object and thinly deforming it.
  • attempts have been made to uniformize the thickness of the electrode material sheet using a correction mechanism that corrects the deflection of the roll.
  • an electrode material sheet is manufactured by a roll press apparatus
  • a plurality of coating films containing electrode materials are arranged in multiple rows in the width direction of the electrode plate base plate.
  • a plurality of coating films arranged in a strip are pressed between rolls at a time.
  • the coating film applied as a different strip is formed by discharging the coating liquid from different nozzles, there may be variations in the thickness of the coating film for each strip due to variations in nozzle ejection accuracy. That is, in the roll press apparatus, the thickness of the molding target (for example, coating liquid) tends to vary.
  • the present invention has been made in view of the above-described problems, and in a roll press apparatus, even when the thickness of a molding target on a sheet varies, the molding target can be molded to a desired thickness. For the purpose.
  • a roll press that presses the molding object arranged on the sheet in the gap between the first roll and the second roll arranged opposite to each other together with the sheet. It is an apparatus, Comprising: The crown shape of the said 1st roll and the said 2nd roll has an inclination area
  • the first roll and the second roll can be moved in the opposite directions along the rotation axis direction by the roll moving device. For this reason, if the crown shape of the first roll and the second roll is not a straight line, the gap distance in the rotation axis direction can be changed depending on the location by moving the first roll and the second roll in opposite directions. it can.
  • the molding target can be molded to a desired thickness.
  • FIG. 2 is a schematic diagram showing a cross section taken along line II-II in FIG. 1. It is a schematic diagram for demonstrating operation
  • the roll press apparatus 1 of this embodiment manufactures an electrode material sheet by pressing and molding a plurality of coating films T (molding targets) arranged in multiple lines on the electrode plate S, together with the sheet.
  • the upper roll 2 first roll
  • the lower roll 3 second roll
  • the upper shift beam 4 first shift beam
  • the lower shift beam 5 A second shift beam
  • a roll bending device 6 a gap adjusting device 7
  • an upper roll shift cylinder 8 first cylinder
  • second roll shift cylinder 9 second cylinder.
  • the coating film T is a material including an electrode material, and is a solid obtained by drying a predetermined amount of a binder of a fluid (coating liquid) including the electrode material. For this reason, even if it is a case where the coating film T is apply
  • the upper roll 2 abuts on the upper side of the electrode plate mother plate S to mold the coating film T on the electrode plate mother plate S, and the rotation axis is in a horizontal direction perpendicular to the traveling direction of the electrode plate mother plate S. It is arranged toward.
  • the upper roll 2 is disposed above the lower roll 3, and is disposed to face the lower roll 3 in parallel.
  • the lower roll 3 abuts on the lower side of the electrode plate base plate S to form the coating film T on the electrode plate base plate S, and is disposed below the upper roll 2 in parallel with the upper roll 2. Has been.
  • Each of the upper roll 2 and the lower roll 3 is connected to a drive device (not shown), and the rotational power is transmitted from the drive device toward the traveling direction of the electrode plate base plate S. They are driven to rotate at the same speed in opposite directions.
  • the crown shape of the upper roll 2 (the contour shape of the pressing surface when viewed from the traveling direction of the electrode plate S) is an end region. It is comprised by R1 and center area
  • the end region R1a is a region that presses the end of the electrode plate base plate S, and is provided on the left end side in the rotation axis direction of the upper roll 2 in FIG.
  • the end region R1b is a region that presses the end of the electrode plate base plate S, and is provided on the right end side in the rotation axis direction of the upper roll 2 in FIG.
  • regions R1a and R1b are inclined by inclination-angle (theta) 1 with respect to the rotating shaft of the upper side roll 2 in the gap. Specifically, the end region R1a is reduced in diameter toward the left side in FIG. The end region R1b increases in diameter toward the right side in FIG.
  • press working is performed on an electrode plate base plate S in which eight coating films T are arranged at equal intervals in the width direction. I do. That is, in the electrode plate base plate S that is pressed by the roll press device 1 of the present embodiment, a plurality of coating films T are arranged in multiple rows in the width direction of the electrode plate base plate S. Such a coating film T is formed by supplying the coating liquid from one supply pipe and discharging the coating liquid from a nozzle arranged for each strip.
  • the end region R1a has a width so as to press only the coating film T positioned at the leftmost end of the electrode plate base plate S among the plurality of coating films T arranged. Is set. Further, the end region R1b is set to have a width so as to press only the coating film T positioned at the rightmost end of the electrode plate mother plate S among the plurality of coating films T arranged.
  • the central region R2 is a region that presses the central portion sandwiched between the end portions of the electrode plate mother plate S that is pressed by the end region R1a and R1b, and is sandwiched between the end region R1a and the end region R1b. Has been placed.
  • the central region R2 is set at a different inclination angle from the end regions R1a and R1b. Specifically, the central region R2 is inclined in the negative direction when the inclination direction of the end regions R1a and R1b is a positive direction, and the inclination angle ⁇ 2 is larger than the inclination angle ⁇ 1 of the end regions R1a and R1b. It is set small. That is, the central region R2 is reduced in diameter toward the right side in FIG.
  • the crown shape of the lower roll 3 is set to a shape that is inverted vertically and horizontally with respect to the crown shape of the upper roll 2. That is, the crown shape of the upper roll 2 and the crown shape of the lower roll 3 are the same. However, the end region R1a of the upper roll 2 is located at the left end in FIG. 2, but the end region R1a of the lower roll 3 is located at the right end in FIG. Further, the end region R1b of the upper roll 2 is located at the right end in FIG. 2, but the end region R1b of the lower roll 3 is located at the left end in FIG. That is, the lower roll 3 is reversed with respect to the upper roll 2. As a result, since the lower roll 3 is arranged in parallel with the upper roll 2, the crown shape of the lower roll 3 is the end region R1a as in the crown shape of the upper roll 2, as shown in FIG. , R1b and the central region R2.
  • the upper roll 2 is moved in a direction to move the end regions R1a away from each other and bring the end regions R1b closer to each other.
  • the lower roll 3 are moved in opposite directions along the rotation axis direction (in FIG. 2, when the upper roll 2 is moved to the left side and the lower roll 3 is moved to the right side), The central regions R2 are far from each other (see FIG. 3A).
  • the gap distance in the region where the outermost coating film T of the multi-layered coating films T is molded is reduced, and the gap distance in the other regions is increased (see the same figure).
  • the upper roll 2 and the lower roll 3 are The rate of change of the gap distance when moving in the opposite direction is larger in the region where the outermost one of the coating films T arranged in the strip is molded than in the other regions.
  • the upper shift beam 4 is disposed above the upper roll 2, and a bearing 10 that pivotally supports the upper roll 2 is fixed and disposed along the upper roll 2.
  • the lower shift beam 5 is disposed below the lower roll 3, and a bearing 11 that pivotally supports the lower roll 3 is fixed and disposed along the lower roll 3.
  • a pair of frames 12 arranged to face each other are fixed to both end sides of the upper roll 2 and the lower roll 3.
  • the bearing 10 and the bearing 11 are supported by the frame 12, thereby supporting the upper roll 2, the lower roll 3, the upper shift beam 4, and the lower shift beam 5.
  • the bearing 10 and the bearing 11 are supported so that it can slide independently in the rotating shaft direction of the upper roll 2 and the lower roll 3.
  • the bearing 10 is fixed to the upper shift beam 4 via the axle box 10A, and the inner race 10a is fixed to the upper roll 2, and the outer race is fixed to the axle box 10A. 10b, and a roller 10c interposed between the inner race 10a and the outer race 10b.
  • the bearing 11 is fixed to the lower shift beam 5 via the axle box 11A, and is fixed to the inner race 11a fixed to the lower roll 3 and the axle box 11A.
  • the outer race 11b includes a roller 11c interposed between the inner race 11a and the outer race 11b.
  • the roll bending device 6 is for correcting the bending of the upper roll 2 or the lower roll 3. As shown in FIG. 2, the roll bending apparatus 6 is provided for each of the upper roll 2 and the lower roll 3.
  • the roll bending device 6 that corrects the deflection of the upper roll 2 is fixed to the upper shift beam 4 and is connected to both ends of the upper roll 2 by bearings 6a. Then, the roll bending device 6 corrects the bending by curving the upper roll 2 by lifting or lowering both ends of the upper roll 2 supported by the bearing 10. As shown in FIG. 2, the bearing 6a is fixed to the upper shift beam 4 via a shaft box 6b, and an inner race 6a1 fixed to the upper roll 2 and an outer race fixed to the shaft box 6b. 6a2 and a roller 6a3 interposed between the inner race 6a1 and the outer race 6a2.
  • the roll bending device 6 that corrects the deflection of the lower roll 3 is fixed to the lower shift beam 5 and is connected to both ends of the upper roll 2 by bearings 6a.
  • the roll bending device 6 corrects the bending by curving the lower roll 3 by lifting or lowering both ends of the lower roll 3 supported by the bearing 11.
  • the bearing 6a is fixed to the lower shift beam 5 via a shaft box 6b, and is fixed to the inner race 6a1 fixed to the lower roll 3 and the shaft box 6b. It has an outer race 6a2 and a roller 6a3 interposed between the inner race 6a1 and the outer race 6a2.
  • a positioning sleeve 13 is provided between the inner race 10a of the bearing 10 and the roll body of the upper roll 2, and between the inner race 10a of the bearing 10 and the inner race 6a1 of the bearing 6a. Is installed.
  • a positioning cup 14 for positioning the inner race 6a1 of the bearing 6a is bolted to the end of the upper roll 2. The positioning sleeve 13 and the positioning cup 14 position the bearing 10, the bearing 6 a, and the upper roll 2.
  • a positioning sleeve is provided between the inner race 11a of the bearing 11 and the roll body of the lower roll 3, and between the inner race 11a of the bearing 11 and the inner race 6a1 of the bearing 6a. 15 is installed.
  • a positioning cup 16 for positioning the inner race 6a1 of the bearing 6a is bolted to the end of the lower roll 3. The positioning sleeve 15 and the positioning cup 16 position the bearing 11, the bearing 6 a, and the lower roll 2.
  • the gap adjusting device 7 adjusts the gap distance between the upper roll 2 and the lower roll 3, and is installed on the frame 12.
  • the gap adjusting device 7 adjusts the gap distance between the upper roll 2 and the lower roll 3 by moving the lower shift beam 5 up and down.
  • the upper roll shift cylinder 8 moves the upper roll 2 in the rotation axis direction, is fixed to the frame 12, and is connected to the upper shift beam 4.
  • the upper roll shift cylinder 8 moves the upper roll 2 in the rotation axis direction by pushing or pulling the upper shift beam 4 in the rotation axis direction of the upper roll 2.
  • the lower roll shift cylinder 9 moves the lower roll 3 in the rotation axis direction, is fixed to the frame 12, and is connected to the lower shift beam 5.
  • the lower roll shift cylinder 9 moves the lower roll 3 in the rotation axis direction by pushing or pulling the lower shift beam 5 in the rotation axis direction of the lower roll 3.
  • the roll moving apparatus of this invention is comprised by the above-mentioned upper side roll shift cylinder 8 and the lower side roll shift cylinder 9.
  • FIG. 1 the roll moving apparatus of this invention is comprised by the above-mentioned upper side roll shift cylinder 8 and the lower side roll shift cylinder 9.
  • the roll press apparatus 1 of this embodiment is provided with a control device (not shown), and is controlled by the upper roll shift cylinder 8 and the lower roll shift cylinder 9 under the control of the control device.
  • the roll 3 is moved parallel to the rotation axis and in the opposite direction.
  • an electrode plate base plate S in which a plurality of coating films T are arranged in a gap between the upper roll 2 and the lower roll 3 is supplied.
  • the coating film T is pressed together with the electrode plate base plate S only with a load applied by the upper roll 2 and the lower roll 3 in the gap.
  • the deflection of the upper roll 2 and the lower roll 3 is corrected by the roll bending device 6. Further, the overall adjustment of the gap distance is performed by the gap adjusting device 7.
  • a coating film T is discharged and applied to the electrode plate S from a plurality of nozzles arranged in the width direction of the electrode plate S.
  • the coating film T is supplied from one pipe to all the nozzles, the nozzle located at the end of the plurality of nozzles has a lower internal pressure and the discharge amount is smaller than that of the other nozzles.
  • decrease of the discharge amount of the coating film T is shown.
  • the control device acquires the thickness information of the coating film T based on the measurement result of the thickness measuring device disposed downstream of the roll press device 1 and the command from the operation unit operated by the operator.
  • the upper roll 2 and the lower roll 3 are set so that the gap distance in the end region R1 and the gap distance in the central region R2 are equal. And bring them closer together.
  • the upper roll 2 and the lower roll 3 can be moved in opposite directions along the rotation axis direction. For this reason, if the crown shape of the upper roll 2 and the lower roll 3 is not a straight line as in this embodiment, the gap in the rotation axis direction can be obtained by moving the upper roll 2 and the lower roll 3 in opposite directions. The distance can be changed depending on the location. Therefore, according to the roll press apparatus 1 of the present embodiment, the coating film T can be molded to a desired thickness even when the thickness of the coating film T on the electrode plate base plate S varies. Is possible.
  • the upper roll 2 and the lower roll 3 having the end region R1 and the central region R2 are arranged at the end portion of the electrode plate base plate S where the thickness variation is most likely to occur.
  • the thickness of the applied coating film T can be changed flexibly.
  • the upper roll 2 is moved by moving the upper shift beam 4, and the lower roll 3 is moved by moving the lower shift beam 5.
  • An actuator that directly contacts the upper roll 2 and the lower roll 3 can also be used as a roll moving device.
  • the upper roll 2 and the lower roll 3 are moved, There is a possibility that a load acts locally on a part of the lower roll 3 to cause an undesirable deformation in the upper roll 2 and the lower roll 3.
  • the upper roll 2 is moved by moving the upper shift beam 4, and the lower roll 3 is moved by moving the lower shift beam 5, so that the upper roll 2 and the lower roll 3 are moved.
  • the roll press apparatus 1 of the present embodiment presses the coating film T with a load applied by the upper roll 2 and the lower roll 3. For this reason, it is not necessary to provide the backup roll installed when the further load is required, and it is a simple and cheap roll press apparatus. Further, by adopting such a configuration, it is possible to easily install the upper shift beam 4 and the lower shift beam 5 as described above, and to adjust the gap distance with high accuracy.
  • the present invention is not limited to this, and can be applied to a press roll apparatus that places a molding object other than the coating film T on a sheet other than the electrode plate base plate S and presses it. Further, the present invention can be applied to a roll press apparatus for forming a coating film formed by applying some coating liquid on a sheet, for example, a process for producing an electrode material sheet used for a solar cell Can also be used.
  • the structure by which the coating film T was made into a series in the advancing direction of the electrode plate mother board S was demonstrated.
  • the coating film for performing molding in the present invention is not limited to this, and the coating film may be divided into a plurality in the traveling direction of the electrode plate base plate S.
  • the crown shape of the upper side roll 2 and the lower side roll 3 demonstrated the structure formed with the straight line.
  • the present invention is not limited to this, and it is also possible to employ a configuration in which the end regions R1a, R1b and the central region R2 are curved as shown in FIG.
  • the rolls 2 and 3 are rounded as described above, the effect that the fluctuation of the distribution of the roll gap in the plate width direction due to the deflection of the roll axis can be corrected and controlled by shifting the rolls 2 and 3 is increased.
  • the molding target can be molded to a desired thickness.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Press Drives And Press Lines (AREA)
PCT/JP2011/076885 2010-11-24 2011-11-22 ロールプレス装置 Ceased WO2012070561A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201180056091.5A CN103209824B (zh) 2010-11-24 2011-11-22 辊压装置
US13/883,886 US20130228082A1 (en) 2010-11-24 2011-11-22 Roll press apparatus
KR1020137014511A KR101555697B1 (ko) 2010-11-24 2011-11-22 롤 프레스 장치

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010261486A JP5644418B2 (ja) 2010-11-24 2010-11-24 ロールプレス装置
JP2010-261486 2010-11-24

Publications (1)

Publication Number Publication Date
WO2012070561A1 true WO2012070561A1 (ja) 2012-05-31

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Application Number Title Priority Date Filing Date
PCT/JP2011/076885 Ceased WO2012070561A1 (ja) 2010-11-24 2011-11-22 ロールプレス装置

Country Status (5)

Country Link
US (1) US20130228082A1 (https=)
JP (1) JP5644418B2 (https=)
KR (1) KR101555697B1 (https=)
CN (1) CN103209824B (https=)
WO (1) WO2012070561A1 (https=)

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CN106571443A (zh) * 2015-10-11 2017-04-19 深圳市沃特玛电池有限公司 一种电池极片辊压装置及电池极片
CN205659983U (zh) * 2016-06-15 2016-10-26 日照宝华新材料有限公司 一种esp生产线用长公里数轧制辊
EP3354433A1 (de) * 2017-01-31 2018-08-01 Covestro Deutschland AG Vorrichtung mit freilaufenden kühlwalzen zur herstellung eines faserverbundwerkstoffs in form eines mit polymer imprägnierten faserbands, verfahren zur herstellung dieses faserbands, ein imprägniertes faserband und ein aus dem imprägnierten faserband hergestellter mehrschichtverbund
CN107275549B (zh) * 2017-06-13 2020-06-30 江苏神力电源科技有限公司 铅酸蓄电池隔膜生产用涂布机的涂布机构
CN109664539B (zh) * 2017-10-13 2024-05-03 宁德时代新能源科技股份有限公司 辊压装置
DE102019135524B4 (de) * 2019-12-20 2026-04-23 Matthews International GmbH Walzenanordnung
WO2021140748A1 (ja) * 2020-01-09 2021-07-15 パナソニックＩｐマネジメント株式会社 ロールプレス装置、及び制御装置
CN112620436B (zh) * 2020-10-20 2025-06-27 太原科技大学 一种金属极板流道辊压成形机
KR102837605B1 (ko) * 2020-11-18 2025-07-22 주식회사 엘지에너지솔루션 전극 제조 장치
US12224422B2 (en) * 2020-12-01 2025-02-11 Nano And Advanced Materials Institute Limited Fabrication of lithium battery dry electrodes
FR3117919B1 (fr) * 2020-12-23 2022-12-02 Michelin & Cie Procédé de fermeture en deux temps d’une installation d’extrusion a rouleau permettant un ajustement précis de l’entrefer de génération d’un profilé
CN112974550A (zh) * 2021-04-16 2021-06-18 刘洪军 一种辊压设备
CN118302873A (zh) * 2021-12-03 2024-07-05 日本瑞翁株式会社 电极活性物质层的制造装置
CN114639855A (zh) * 2022-03-25 2022-06-17 山东国创燃料电池技术创新中心有限公司 一种金属极板的辊压工艺
KR102502684B1 (ko) 2022-09-20 2023-02-23 주식회사 새솔 악취 발생을 저감한 유기성 오니 처리방법
DE102023127686A1 (de) * 2023-10-10 2025-04-10 Andritz Küsters Gmbh Kalander zum Erzeugen höchster Linienkräfte, Verfahren zum Betrieb eines Kalanders
DE102023127685A1 (de) * 2023-10-10 2025-04-10 Andritz Küsters Gmbh Kalander zum Erzeugen höchster Linienkräfte, Verfahren zum Betrieb eines Kalanders

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CN103209824B (zh) 2015-09-30
JP5644418B2 (ja) 2014-12-24
US20130228082A1 (en) 2013-09-05
CN103209824A (zh) 2013-07-17
KR101555697B1 (ko) 2015-09-24

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