WO2022014934A1 - 전극 연결 장치 및 이를 이용한 전극 연결 자동화 방법 - Google Patents
전극 연결 장치 및 이를 이용한 전극 연결 자동화 방법 Download PDFInfo
- Publication number
- WO2022014934A1 WO2022014934A1 PCT/KR2021/008580 KR2021008580W WO2022014934A1 WO 2022014934 A1 WO2022014934 A1 WO 2022014934A1 KR 2021008580 W KR2021008580 W KR 2021008580W WO 2022014934 A1 WO2022014934 A1 WO 2022014934A1
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- Prior art keywords
- electrode
- unit
- electrode roll
- standby
- connection
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Classifications
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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
- B65H19/00—Changing the web roll
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
- B65H19/102—Preparing the leading end of the replacement web before splicing operation; Adhesive arrangements on leading end of replacement web; Tabs and adhesive tapes for splicing
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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
- B65H21/00—Apparatus for splicing webs
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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
- B65H19/00—Changing the web roll
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
- B65H19/18—Attaching, e.g. pasting, the replacement web to the expiring web
- B65H19/1805—Flying splicing, i.e. the expiring web moving during splicing contact
- B65H19/1826—Flying splicing, i.e. the expiring web moving during splicing contact taking place at a distance from the replacement roll
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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
- B65H19/00—Changing the web roll
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
- B65H19/18—Attaching, e.g. pasting, the replacement web to the expiring web
- B65H19/1842—Attaching, e.g. pasting, the replacement web to the expiring web standing splicing, i.e. the expiring web being stationary during splicing contact
- B65H19/1852—Attaching, e.g. pasting, the replacement web to the expiring web standing splicing, i.e. the expiring web being stationary during splicing contact taking place at a distance from the replacement roll
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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
- B65H20/16—Advancing webs by web-gripping means, e.g. grippers, clips
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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
- B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
- B65H35/0006—Article or web delivery apparatus incorporating cutting or line-perforating devices
- B65H35/002—Hand-held or table apparatus
- B65H35/0026—Hand-held or table apparatus for delivering pressure-sensitive adhesive tape
- B65H35/0033—Hand-held or table apparatus for delivering pressure-sensitive adhesive tape and affixing it to a surface
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
- H01M10/0409—Machines for assembling batteries for cells with wound electrodes
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- 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
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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
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/46—Splicing
- B65H2301/4606—Preparing leading edge for splicing
- B65H2301/46064—Preparing leading edge for splicing by transversally operated carriage
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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
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/46—Splicing
- B65H2301/4606—Preparing leading edge for splicing
- B65H2301/4607—Preparing leading edge for splicing by adhesive tape
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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
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/46—Splicing
- B65H2301/461—Processing webs in splicing process
- B65H2301/4611—Processing webs in splicing process before splicing
- B65H2301/46115—Processing webs in splicing process before splicing by bringing leading edge to splicing station, e.g. by chain or belt
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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
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/46—Splicing
- B65H2301/461—Processing webs in splicing process
- B65H2301/4613—Processing webs in splicing process during splicing
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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
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/46—Splicing
- B65H2301/461—Processing webs in splicing process
- B65H2301/4615—Processing webs in splicing process after splicing
- B65H2301/4617—Processing webs in splicing process after splicing cutting webs in splicing process
- B65H2301/46171—Processing webs in splicing process after splicing cutting webs in splicing process cutting leading edge of new web, e.g. manually
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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
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/46—Splicing
- B65H2301/462—Form of splice
- B65H2301/4622—Abutting article or web portions, i.e. edge to edge
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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
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/46—Splicing
- B65H2301/463—Splicing splicing means, i.e. means by which a web end is bound to another web end
- B65H2301/4631—Adhesive tape
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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
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/46—Splicing
- B65H2301/463—Splicing splicing means, i.e. means by which a web end is bound to another web end
- B65H2301/4631—Adhesive tape
- B65H2301/46314—Pieces of adhesive tape, e.g. labels
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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
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/19—Specific article or web
-
- 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
- B65H2701/30—Handled filamentary material
- B65H2701/37—Tapes
- B65H2701/377—Adhesive tape
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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
- B65H2801/00—Application field
- B65H2801/72—Fuel cell manufacture
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- 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 an electrode connection device and an electrode connection automation method using the same, and specifically, in an electrode manufacturing process performed as a roll-to-roll process, a new standby electrode roll at the end of the traveling electrode roll
- An electrode connection device capable of performing the process of connecting the electrodes as an automated process, and an electrode connection automation method using the same.
- Lithium secondary batteries that can be charged and discharged are widely used as an energy source for wireless mobile devices or wearable devices worn on the body, as well as existing gasoline and diesel vehicles that cause air pollution. It is also used as an energy source for electric vehicles, hybrid electric vehicles, etc.
- the lithium secondary battery may be stacked with a separator interposed between the positive electrode and the negative electrode, and may be repeatedly charged and discharged while lithium ions move between the positive electrode and the negative electrode.
- the manufacturing process of the electrode including the positive electrode and the negative electrode includes the steps of coating the electrode agent on the remaining portions of the electrode sheet wound in the form of a roll except for the portion where the electrode tab is to be formed, drying and rolling the electrode agent, and the Slitting the electrode sheet, and notching the slitted electrode sheet into a unit electrode.
- the manufacturing process of such an electrode proceeds as a roll-to-roll continuous process.
- an electrode is manufactured in a continuous process using an electrode roll, when all the electrode rolls wound in a roll form are exhausted, the operator is equipped with the equipment. After stopping and connecting the end of the electrode roll in use and the end of the new electrode roll with tape, the equipment is restarted.
- Patent Document 1 discloses a secondary battery electrode production system capable of continuous processing by connecting a first electrode material mounted on a reel for supplying a first electrode material and a second electrode material mounted on a reel for supplying a second electrode material.
- a method of performing a tape suction plate for attaching a tape to the first electrode material and the second electrode material as an automated process has not been specifically disclosed.
- Patent Document 2 discloses that the end of the electrode film in use and the end of the new electrode film are automatically bonded and connected when the electrode film is almost exhausted in the process of manufacturing a secondary battery by continuously transferring the rolled electrode film. It relates to an electrode film automatic replacement device that allows the manufacturing process of a secondary battery to be continuously performed without interruption.
- Patent Document 2 can implement a bonding connection when the electrode film in use and the new electrode film are moved and disposed to face each other, but when the electrode film in use is not disposed to face the new electrode film, the new electrode A device for transferring and disposing the film to the electrode film in use has not been disclosed.
- the electrode rolls are automatically connected without operator intervention even when the electrode rolls are not arranged to face each other, so that the electrode connection quality can be made uniformly regardless of the skill of the operator.
- the need for technology is high.
- Patent Document 1 Korean Public Registration No. 1857396 (2018.05.04)
- Patent Document 2 Korean Patent Publication No. 2016-0133264 (2016.11.22)
- the present invention is to solve the above problems, and by continuously supplying the electrode roll in the electrode manufacturing process without interruption, productivity is improved, and an electrode capable of preventing defects from occurring in the electrode roll connection process
- An object of the present invention is to provide a connection device and an electrode connection automation method using the same.
- the electrode connection device for achieving this object is a transfer unit for holding and transferring the start portion of the standby electrode roll, and a leading unit for holding the start portion of the standby electrode roll transferred by the transfer unit and moving upwards (leading unit) unit), a first connection unit for fixing the standby electrode roll transferred by the reading unit, a second connection unit for fixing the distal end of the traveling electrode roll, and a taping unit for connecting the standby electrode roll and the traveling electrode roll can do.
- the transfer unit moves in a first direction toward the standby electrode roll, and a second direction opposite to the first direction while holding both ends of the starting part of the standby electrode roll It may be of a structure movable in the direction.
- the reading unit may move downward to grasp the start end of the standby electrode roll and move upward.
- the first connection unit may be fixed by adsorbing the standby electrode roll start portion.
- the first connection unit may include a moving cutter for cutting the standby electrode roll.
- the standby electrode roll is fixed to a first surface of the first connection unit, the moving cutter is disposed on a second surface opposite to the first surface, the moving cutter is A slit may be formed in the first connection unit to cut the standby electrode roll while moving.
- the first connection unit may move toward the second connection unit so that the end of the standby electrode roll start part comes into contact with the distal end of the traveling electrode roll fixed to the second connection unit.
- the end of the traveling electrode roll is fixed to the second surface of the second connection unit, and the taping unit may be disposed on the outside of the first surface opposite to the second surface have.
- the second connection unit may have a structure in which a penetrating portion through which the tape of the taping unit can pass is formed.
- the taping unit includes a supply unit for supplying the tape, a tape gripper for transferring the tape supplied from the supply unit to the following attachment unit, and an attachment unit that moves to the electrode roll connection unit while the tape is fixed. and a tape cutter for cutting the tape may be provided in the tape gripper.
- the present invention also provides an electrode connection automation method using the electrode connection device, specifically, the electrode connection automation method includes the steps of (a) holding and transferring the start part of the standby electrode roll, (b) reading The unit descends, grips the start of the standby electrode roll and transfers the start of the standby electrode roll to the first connection unit, (c) cutting off the start of the standby electrode roll, and (d) the standby electrode roll and connecting the traveling electrode roll.
- the electrode connection automation method according to the present invention may include, after step (c), moving the standby electrode roll in the direction of the traveling electrode roll.
- the step (d) includes the process of mounting the tape on the attachment part of the taping unit and the connection part where the start part of the standby electrode roll and the end part of the traveling electrode roll are connected. It may include the process of attaching a tape.
- the electrode connection device includes a conveying unit and a reading unit, the connection of the electrode rolls is automatic even if the start part of the standby electrode roll and the end part of the running electrode roll do not face each other in parallel. can be made with
- the connection process can be simplified and productivity can be improved.
- FIG. 1 is a perspective view of an electrode connection device according to the present invention.
- FIG. 2 is a perspective view illustrating a process of transferring the standby electrode roll to the transfer unit and the reading unit of FIG. 1 .
- FIG. 3 is a perspective view illustrating a process of cutting the standby electrode roll with the first connection unit of FIG. 1 .
- FIG. 4 is a perspective view illustrating the movement of the cut standby electrode roll in FIG. 3 to the second connection unit of FIG. 1 .
- FIG. 5 is a perspective view illustrating a process of attaching a tape to an electrode roll connection part.
- FIG. 6 is a plan view showing a state in which the standby electrode roll and the traveling electrode roll are connected.
- FIG. 1 is a perspective view of an electrode connection device according to the present invention.
- the electrode connection device includes a transfer unit 200 that grips and transfers the start part 111 of the standby electrode roll, and the start part 111 of the standby electrode roll transferred by the transfer unit 200 .
- a transfer unit 200 that grips and transfers the start part 111 of the standby electrode roll, and the start part 111 of the standby electrode roll transferred by the transfer unit 200 .
- the first connection unit 400 for fixing the standby electrode roll 110 transferred by the reading unit 300, and the fixing part of the distal end of the traveling electrode roll 120 is the second It includes two connection units (500).
- the electrode connection automation method using the electrode connection device includes the steps of (a) holding and transporting the starting part 111 of the standby electrode roll, (b) the reading unit 300 descends and the starting part 111 of the standby electrode roll ) and transferring the starting part 111 of the standby electrode roll to the first connection unit 400, (c) cutting off the starting part 111 of the standby electrode roll, and (d) the standby electrode roll and connecting the 110 and the traveling electrode roll 120 to each other.
- step (c) includes the process of moving the standby electrode roll 110 in the direction of the traveling electrode roll 120
- step (d) is a process of mounting the tape on the attachment part of the taping unit. and attaching the tape to a connection portion where the start portion of the standby electrode roll and the end portion of the traveling electrode roll are connected.
- the transfer unit 200, the reading unit 300, the first connection unit 400, and the second connection unit 500 shown in FIG. 1 are one embodiment, and if they can exhibit the functions described below, the The structure of the units is not limited to the structure shown in this specification.
- the transfer unit 200 includes two transfer grippers 210 .
- Each of the transfer grippers 210 is disposed to be spaced apart from each other so as to grip both ends of the standby electrode roll in the traveling direction.
- the transfer grippers 210 are mounted on the transfer unit 200 , they move toward the standby electrode roll 110 within a certain section, grip the standby electrode roll 110 , and transfer in the direction of the reading unit.
- the transfer unit 200 moves toward the standby electrode roll 110 in the first direction, which is the x+ direction, and grips both ends of the start part 111 of the standby electrode roll with the transfer gripper 210, and in this state, the x-direction When moving in the second direction, the standby electrode roll 110 is taken out.
- FIG. 2 is a perspective view illustrating a process of transferring the standby electrode roll to the transfer unit and the reading unit of FIG. 1 .
- the transfer gripper 210 rotates in the direction of the arrow so that the end of the start part 111 of the standby electrode roll faces the reading unit 300 . do. Therefore, even if the reading unit 300 moves only in the vertical direction, the process of the reading unit 300 holding the start portion 111 of the standby electrode roll can be easily performed.
- the reading unit 300 In order for the reading unit 300 to grip the start part 111 of the standby electrode roll, the length of the length adjusting part 320 of the reading unit 300 is increased, and the reading gripper 310 is a stand-by with the tip bent upward.
- the start portion 111 of the electrode roll may be gripped.
- the leading gripper 310 When the length of the length adjusting part 320 is reduced while gripping the end of the starting part 111 of the standby electrode roll, the leading gripper 310 may move the starting part 111 of the standby electrode roll upward.
- FIG. 3 is a perspective view illustrating a process of cutting the standby electrode roll with the first connection unit of FIG. 1 .
- the start part 111 of the standby electrode roll moved upward by the reading unit 300 is fixed to the first surface 401 of the first connection unit 400 .
- the first surface 401 may be configured as an adsorption unit, for example, a vacuum hole may be formed in the second surface 402 , and a vacuum pressure reducing cylinder may be coupled to the first connection unit 400 . Accordingly, the standby electrode roll 110 may be fixed to the first surface 401 by the adsorption of the adsorption unit.
- the first connection unit 400 may include a moving cutter 420 for cutting the standby electrode roll 110 , the position of the electrode roll connecting portion where the standby electrode roll 110 and the traveling electrode roll 120 are connected Taking into consideration, the cutting position of the standby electrode roll 110 may be determined, and cutting may be performed by the moving cutter 420 .
- the standby electrode roll is fixed to the first surface 401 of the first connection unit 400 , and the moving cutter 420 is disposed on the second surface 402 opposite to the first surface 401 .
- the moving cutter 420 is arranged such that a part of the blade 421 protrudes outward from one end of the first surface 401, and in this state, the moving cutter 420 moves to the other end of the first surface 401. cuts the standby electrode roll 110 while moving. In this way, a slit 410 is formed in the first connection unit 400 so that the moving cutter 420 can move.
- the remaining electrodes 112 cut by the moving cutter 420 are removed.
- FIG. 4 is a perspective view illustrating the movement of the cut standby electrode roll in FIG. 3 to the second connection unit of FIG. 1 .
- the distal end 121 of the traveling electrode roll 120 is fixed to the second surface 502 of the second connection unit 500 , and the first surface ( The taping unit 600 is disposed on the outside of the 501 .
- the second surface 502 of the second connection unit 500 may be configured as an adsorption unit, for example, a vacuum hole is formed in the second surface 502, and the vacuum pressure reducing cylinder is connected to the second connection unit ( 500) can be combined. Accordingly, the traveling electrode roll 120 may be fixed to the second surface 502 by the adsorption of the adsorption unit.
- the first connecting unit 400 is directed toward the second connecting unit 500 so that the end of the starting portion 111 of the standby electrode roll is in contact with the distal end 121 of the traveling electrode roll fixed to the second connecting unit 500 . Move.
- the standby electrode roll 110 is attached to the second surface 502 of the second connection unit 500 so that the start part 111 of the standby electrode roll and the end part 121 of the traveling electrode roll contact each other. At this time, the air suction of the adsorption unit that has been adsorbing the standby electrode roll 110 in the first connection unit 400 is stopped, and as the second connection unit 500 starts to adsorb the standby electrode roll 110 , the second connection The standby electrode roll 110 is fixed to the second surface 502 of the unit 500 .
- the standby electrode roll and the traveling electrode roll attached to the second surface 501 of the second connection unit 500 by using the taping unit 600 on the outside of the first surface 501 of the second connection unit 500 .
- a tape is attached to the connecting part of the electrode roll that meets this bar, and a penetrating part 510 through which the tape of the taping unit 600 can pass is formed in the second connection unit 500 .
- FIG. 5 is a perspective view illustrating a process of attaching a tape to an electrode roll connection part.
- the taping unit 600 includes a supply unit 610 for supplying a tape, and a tape gripper for holding and taking out the tape so that the tape supplied from the supply unit 610 is disposed on the outer surface of the attachment unit 630 . 620 , and an attachment part 630 that moves to the electrode roll connection part in a state in which the tape is fixed.
- the tape gripper 620 is provided with a tape cutter (not shown) for cutting the tape.
- the tape gripper 620 holds the end of the tape roll and arranges the non-adhesive surface of the tape on the outer surface of the attachment part 630 . At this time, the attachment part adsorbs and fixes the non-adhesive surface of the tape.
- the adsorption of the attachment part may be operated in the same manner as the adsorption part of the first connection unit and the second connection unit, and a vacuum pressure reduction adsorption method may be used.
- the tape gripper 620 returns to a position before transferring the tape, and cuts the tape while holding the tape taken out from the tape roll. At this time, the tape of the length for attaching to the electrode roll connection part is cut and attached to the attachment part 630 .
- the tape may be attached to the electrode roll connection part by passing through the penetrating part 510 formed in the second connection unit 500 .
- FIG. 6 is a plan view showing a state in which the standby electrode roll and the traveling electrode roll are connected.
- a tape 640 is attached to the electrode roll connection part 150 to which the traveling electrode roll 120 and the standby electrode roll 110 are connected, showing a state in which both electrode rolls are connected.
- the end of the standby electrode roll 110 is cut by a moving cutter moving along the slit formed in the first connection unit, it may be cut parallel to the width direction (a) of the electrode roll.
- the line where both ends of the standby electrode roll and the traveling electrode roll meet may be in a straight line, and by minimizing overlap of both electrodes in the electrode roll connection part 150, the electrode roll connection part ( 150), it is possible to prevent the thickness difference from occurring.
- the connection of the standby electrode roll and the running electrode roll can be performed by an automated method, so connecting the electrode rolls For this purpose, it is not necessary to stop the process, and since the electrode roll connection parts can be connected in a uniform shape, the productivity of the electrode manufacturing process can be improved.
- the electrode connection device includes a conveying unit and a reading unit, the connection of the electrode rolls is automatic even if the start part of the standby electrode roll and the end part of the running electrode roll do not face each other in parallel. can be made with
- the connection process can be simplified and productivity can be improved.
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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Replacement Of Web Rolls (AREA)
Abstract
Description
Claims (13)
- 대기 전극롤의 개시부(111)를 파지하고 이송하는 이송 유닛(200);상기 이송 유닛이 이송한 상기 대기 전극롤의 개시부(111)를 파지하고 상향 이동하는 리딩 유닛(leading unit)(300);상기 리딩 유닛(300)이 이송한 상기 대기 전극롤(110)을 고정하는 제1연결 유닛(400);주행 전극롤의 말단부(121)를 고정하는 제2연결 유닛(500); 및상기 대기 전극롤(110)과 주행 전극롤(120)을 연결하는 테이핑 유닛(600);을 포함하는 전극 연결 장치.
- 제 1 항에 있어서, 상기 이송 유닛(200)은 상기 대기 전극롤(110)을 향해 제1방향으로 이동하고, 상기 대기 전극롤의 개시부(111) 양측 끝단을 파지한 상태로 상기 제1방향의 반대 방향인 제2방향으로 이동 가능한 구조로 이루어진 전극 연결 장치.
- 제 1 항에 있어서, 상기 리딩 유닛(300)은 하향 이동하여 상기 대기 전극롤의 개시부(111) 끝단을 파지하고 상향 이동하는 전극 연결 장치.
- 제 1 항에 있어서, 상기 제1연결 유닛(400)은, 상기 대기 전극롤 개시부(111)를 흡착하여 고정하는 전극 연결 장치.
- 제 1 항에 있어서, 상기 제1연결 유닛(400)은, 대기 전극롤(110)을 컷팅하는 무빙 커터(moving cutter)(420)를 포함하는 전극 연결 장치.
- 제 5 항에 있어서, 상기 제1연결 유닛(400)의 제1면(401)에 상기 대기 전극롤(110)이 고정되고, 상기 제1면(401)의 반대쪽 외면인 제2면(402)에 상기 무빙 커터(420)가 배치되며,상기 무빙 커터(420)가 이동하면서 상기 대기 전극롤(110)을 컷팅할 수 있도록 상기 제1연결 유닛에 슬릿(410)이 형성되어 있는 전극 연결 장치.
- 제 1 항에 있어서, 상기 제1연결 유닛(400)은, 상기 대기 전극롤 개시부(111) 끝단이 상기 제2연결 유닛(500)에 고정된 주행 전극롤의 말단부(121)와 접하도록 상기 제2연결 유닛(500)을 향해 이동하는 구조로 이루어진 전극 연결 장치.
- 제 1 항에 있어서, 상기 제2연결 유닛(500)의 제2면(502)에 상기 주행 전극롤(121)의 말단이 고정되고, 상기 제2면(502)의 반대쪽 외면인 제1면(501)의 외측에 상기 테이핑 유닛(600)이 배치되는 전극 연결 장치.
- 제 8 항에 있어서, 상기 제2연결 유닛(500)은, 상기 테이핑 유닛(600)의 테이프가 통과할 수 있는 관통부(510)가 형성되어 있는 전극 연결 장치
- 제 1 항에 있어서, 상기 테이핑 유닛(600)은,테이프를 공급하는 공급부(610);상기 공급부에서 공급하는 테이프를 하기 부착부(630)로 이송하는 테이프 그립퍼(620); 및상기 테이프를 고정한 상태로 전극롤 연결부로 이동하는 부착부(630);를 포함하고,상기 테이프 그립퍼(620)에는 상기 테이프를 컷팅하는 테이프 커터가 구비되어 있는 전극 연결 장치.
- 제 1 항 내지 제 10 항 중 어느 한 항에 따른 전극 연결 장치를 이용한 전극 연결 자동화 방법으로서,(a) 대기 전극롤의 개시부를(111) 파지하고 이송하는 단계;(b) 리딩 유닛(300)이 하강하여 상기 대기 전극롤의 개시부(111)를 파지하고 제1연결 유닛(400)으로 상기 대기 전극롤의 개시부(111)를 이송하는 단계;(c) 상기 대기 전극롤의 개시부(111)를 절취하는 단계; 및(d) 상기 대기 전극롤(110)과 주행 전극롤(120)을 연결하는 단계;를 포함하는 전극 연결 자동화 방법.
- 제 11 항에 있어서, 상기 (c) 단계 이후에, 상기 대기 전극롤(110)을 상기 주행 전극롤(120) 방향으로 이동하는 과정을 포함하는 전극 연결 자동화 방법.
- 제 11 항에 있어서, 상기 (d) 단계는, 테이핑 유닛(600)의 부착부(630) 상에 테이프(640)를 장착하는 과정 및 상기 대기 전극롤의 개시부(111)와 상기 주행 전극롤의 말단부(121)가 연결되는 연결부에 상기 테이프(640)를 부착하는 과정을 포함하는 전극 연결 자동화 방법.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP21842468.7A EP4112516B1 (en) | 2020-07-14 | 2021-07-06 | Electrode connection apparatus and electrode connection automation method using the same |
| ES21842468T ES3026461T3 (en) | 2020-07-14 | 2021-07-06 | Electrode connection apparatus and electrode connection automation method using the same |
| US17/915,000 US12583700B2 (en) | 2020-07-14 | 2021-07-06 | Electrode connection apparatus and electrode connection automation method using the same |
| CN202180014517.4A CN115135591B (zh) | 2020-07-14 | 2021-07-06 | 电极连接设备和使用该电极连接设备的电极连接自动化方法 |
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| KR1020200087016A KR20220008631A (ko) | 2020-07-14 | 2020-07-14 | 전극 연결 장치 및 이를 이용한 전극 연결 자동화 방법 |
| KR10-2020-0087016 | 2020-07-14 |
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| US (1) | US12583700B2 (ko) |
| EP (1) | EP4112516B1 (ko) |
| KR (2) | KR20220008631A (ko) |
| CN (1) | CN115135591B (ko) |
| ES (1) | ES3026461T3 (ko) |
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| KR102868979B1 (ko) * | 2023-03-02 | 2025-10-14 | (주) 피토 | 젤리롤을 제조하는 방법 및 시스템 |
| IT202300022593A1 (it) * | 2023-10-27 | 2025-04-27 | Manz Italy Srl | Apparato di trasferimento per bobine, macchina comprendente l'apparato di trasferimento e metodo per la produzione di dispositivi di accumulo di energia elettrica |
| WO2025204122A1 (ja) * | 2024-03-25 | 2025-10-02 | コマツNtc株式会社 | 捲回機、電極材料の接続方法、タブ成型機、電極材料の回収方法、電極材料の製造方法及び電極体の製造方法 |
| KR20260009095A (ko) * | 2024-07-10 | 2026-01-19 | 엘지전자 주식회사 | 와인더 |
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Also Published As
| Publication number | Publication date |
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| ES3026461T3 (en) | 2025-06-11 |
| KR20220008631A (ko) | 2022-01-21 |
| US20230150784A1 (en) | 2023-05-18 |
| US12583700B2 (en) | 2026-03-24 |
| CN115135591A (zh) | 2022-09-30 |
| HUE071099T2 (hu) | 2025-07-28 |
| EP4112516A1 (en) | 2023-01-04 |
| KR20240131295A (ko) | 2024-08-30 |
| CN115135591B (zh) | 2025-08-05 |
| EP4112516B1 (en) | 2025-04-16 |
| EP4112516A4 (en) | 2024-04-10 |
| KR102861922B1 (ko) | 2025-09-22 |
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