CN109065963A - A kind of lithium iron cell current-collector disk rubber coating machine - Google Patents

A kind of lithium iron cell current-collector disk rubber coating machine Download PDF

Info

Publication number
CN109065963A
CN109065963A CN201810976462.5A CN201810976462A CN109065963A CN 109065963 A CN109065963 A CN 109065963A CN 201810976462 A CN201810976462 A CN 201810976462A CN 109065963 A CN109065963 A CN 109065963A
Authority
CN
China
Prior art keywords
wheel roller
roller
connection
rolling
rubber coating
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.)
Granted
Application number
CN201810976462.5A
Other languages
Chinese (zh)
Other versions
CN109065963B (en
Inventor
叶张军
张玉花
周晓政
孙建平
张文魁
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.)
ZHEJIANG GUSHEN ENERGY TECHNOLOGY Co Ltd
Original Assignee
ZHEJIANG GUSHEN ENERGY TECHNOLOGY Co Ltd
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 ZHEJIANG GUSHEN ENERGY TECHNOLOGY Co Ltd filed Critical ZHEJIANG GUSHEN ENERGY TECHNOLOGY Co Ltd
Priority to CN201810976462.5A priority Critical patent/CN109065963B/en
Publication of CN109065963A publication Critical patent/CN109065963A/en
Application granted granted Critical
Publication of CN109065963B publication Critical patent/CN109065963B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/058Construction or manufacture
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/052Li-accumulators
    • H01M10/0525Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

The present invention provides a kind of lithium iron cell current-collector disk rubber coating machines, including bottom plate;The bottom plate is in cuboid-type, is made of gray cast iron, front upper surface is symmetrical to be welded and fixed supporting plate;Transmission shaft is connected by the vertical connection installation of bearing on the fixed supported slab;The vertical connection of the rolling wheel roller is mounted in bracket, front connecting rolling motor;The second ribs is welded in the concave shape of bracket, the vertical welding hydraulic telescopic rod in upper surface, and the two junction;Unreeling wheel roller is installed by the vertical connection of connection bearing in the right side wall of the loading plate;Active delivery wheel roller is equipped with below the left side of the unreeling wheel roller;The lower right side of the active delivery wheel roller is equipped with driven delivery wheel roller;Structure of the invention is relatively simple, using with it is easy to operate, it is stronger to can be realized current collecting plates automatic encapsulated function, practicability comprehensively.

Description

A kind of lithium iron cell current-collector disk rubber coating machine
Technical field
The present invention relates to lithium battery production equipment, specifically a kind of lithium iron cell current-collector disk rubber coating machine.
Background technique
Now, with the development of new energy industry, power source battery increasingly draws attention, thus to battery capacity and Performance requirement is higher,, need to be encapsulated to the progress of battery leader tape in order to make battery core and shell insulate in Production Process of Lithium Battery, it This preceding encapsulated operation is essentially handwork mode, such work pattern low efficiency, and encapsulated yields is low.
Current existing encapsulated device structure is complex, using with it is inconvenient, use demand is not achieved, while automatic Change degree is lower, appoints in contact encapsulation process of the adhesive tape with current collecting plates and needs to be manually operated, it is automatic to be unable to satisfy current collecting plates Encapsulated demand, therefore need to optimize upgrading to existing equipment, to satisfy the use demand.
Summary of the invention
The purpose of the present invention is to provide a kind of lithium iron cell current-collector disk rubber coating machines, to solve to mention in above-mentioned background technique Out the problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of lithium iron cell current-collector disk rubber coating machine, including bottom plate;The bottom plate is in cuboid-type, is made of gray cast iron, Its front upper surface is symmetrical to be welded and fixed supporting plate;It is passed on the fixed supported slab by the vertical connection installation connection of bearing Moving axis;Connection installation conveyer belt on the connection transmission shaft, and its front is connected and installed in drive pulley;The conveyer belt is horizontal To the top for being located at bottom plate, and its top is equipped with rolling wheel roller;The vertical connection of the rolling wheel roller is mounted in bracket, before Portion's connecting rolling motor;The lower section of rolling wheel roller is equipped with rolling bearing wheels roller;The rolling bearing wheels roller is located under conveyer belt Side;The second ribs is welded in the concave shape of bracket, the vertical welding hydraulic telescopic rod in upper surface, and the two junction; The top of the hydraulic telescopic rod is linked into hydraulic cylinder;The hydraulic cylinder is inlayed by transition connection frame is mounted on upper supporting plate In wall;The upper supporting plate is weldingly fixed on the upper end of loading plate, and the first ribs is welded in junction therebetween;The carrying Unreeling wheel roller is installed by the vertical connection of connection bearing in the right side wall of plate;It is equipped with actively below the left side of the unreeling wheel roller Delivery wheel roller;The lower right side of the active delivery wheel roller is equipped with driven delivery wheel roller.
The unreeling wheel roller is located at the top of conveyer belt, is placed on the right side of rolling wheel roller, winds adhesive tape thereon;
It is provided with a ring shape glue groove in the middle part of the conveyer belt, is provided with lower adhesive tape in annular glue groove, under annular glue groove Against there is scraper plate, scraper plate is arranged on bottom plate at end middle part.
As a further solution of the present invention: the rear end of the connection transmission shaft is mounted on loading plate by bearing connection In anterior face;The loading plate is in cuboid-type, is made of gray cast iron, and vertical is weldingly fixed on table on the rear portion of bottom plate Face.
As a further solution of the present invention: the rolling motor is bolted in the front walls for being mounted on bracket.
As a further solution of the present invention: the active delivery wheel roller is fastened on the wall of loading plate by bearing In, it is located at the right side of rolling wheel roller, and its rear end connection installation conveying motor.
As further scheme of the invention: the rear wall for being mounted on loading plate is bolted in the conveying motor On.
Compared with prior art, the beneficial effects of the present invention are:
Current collecting plates are placed on the lower adhesive tape of conveyer belt annular glue groove and convey by the present invention, and lower adhesive tape is bonded collection completely Below flow table, and adhesive tape be with the use of can be transported to above current collecting plates by active delivery wheel roller and driven delivery wheel roller, The rolling wheel roller for cooperating telescopic moving up and down simultaneously, enables adhesive tape to be bonded above current collecting plates completely, so that rolling Take turns current collecting plates can be carried out by lower adhesive tape and adhesive tape under the action of roller and rolling bearing wheels roller it is comprehensively encapsulated, and above and below passing through The rolling wheel roller of telescopic moving can effectively control the beginning and end of encapsulated work, and the present invention is more simple by the structure of device It is single, using with it is easy to operate, it is stronger to can be realized current collecting plates automatic encapsulated function, practicability comprehensively.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of lithium iron cell current-collector disk rubber coating machine.
Fig. 2 is a kind of structural schematic diagram of left view in lithium iron cell current-collector disk rubber coating machine.
Fig. 3 is the structural schematic diagram that carrying postlaminar part respectively takes turns roller position in a kind of lithium iron cell current-collector disk rubber coating machine.
In figure: 1- bottom plate, 2- supporting plate, 3- loading plate, 4- connection transmission shaft, 5- conveyer belt, the first ribs of 6- prop up on 7- Plate, 8- roll bearing wheels roller, 9- rolling wheel roller, and 10- rolls motor, 11- bracket, 12- hydraulic cylinder, 13- hydraulic telescopic rod, 14- Unreeling wheel roller, 15- adhesive tape, the driven delivery wheel roller of 16-, 17- active delivery wheel roller, 18- transition connection frame, 19- connection bearing, 20- conveying motor, the second ribs of 21-, 22- drive pulley.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Please refer to Fig. 1-3, a kind of lithium iron cell current-collector disk rubber coating machine, including bottom plate 1;The bottom plate 1 is in cuboid-type, It is made of gray cast iron, front upper surface is symmetrical to be welded and fixed supporting plate 2, and main element is supported;The fixation By the connection installation connection transmission shaft 4 that bearing is vertical on supporting plate 2, play the role of fixed support;On the connection transmission shaft 4 Connection installation conveyer belt 5, and its front is connected and installed in drive pulley 22, and conveyer belt 5 is enabled to rotate conveying collection on it Flow table uses;It is provided with a ring shape glue groove in the middle part of the conveyer belt 5, is provided with lower adhesive tape 23, annular glue groove in annular glue groove Lower end in the middle part of against there is a scraper plate 24, scraper plate is arranged on bottom plate 1, provide lower adhesive tape 23 for work encapsulated below current collecting plates, and The setting of scraper plate 24 will can not carry out encapsulated 23 part of lower adhesive tape and strike off, so as not to influence subsequent encapsulated work into Row;The drive pulley 22 is connected on motor and provides power for the rotation of conveyer belt 5 and connection transmission shaft 4;Conveyer belt 5 is laterally It is located at the top of bottom plate 1, and its top is equipped with rolling wheel roller 9, right-to-left rotation carries out the current collecting plates being placed on it defeated It send;The rear end for connecting transmission shaft 4 is mounted in the anterior face of loading plate 3 by bearing connection;The loading plate 3 is in cuboid Type is made of gray cast iron, the vertical rear upper surface for being weldingly fixed on bottom plate 1, provides support peace for transmission and workpiece Fill space;The vertical connection of the rolling wheel roller 9 is mounted in bracket 11, front connecting rolling motor 10, by rolling motor 10 drive rotation, and encapsulated work is carried out when contacting with conveyer belt 5;Rolling motor 10, which is bolted, is mounted on bracket 11 In front walls, rotational power is provided;The lower section of rolling wheel roller 9 is equipped with rolling bearing wheels roller 8;The rolling bearing wheels roller 8 is located at The lower section of conveyer belt 5 allows the current collecting plates conveyed by conveyer belt 5 to pass through when rolling wheel roller 9, which is moved down, to be contacted with conveyer belt 5 Gap between the two carries out encapsulated work;The concave shape of bracket 11, the vertical welding hydraulic telescopic rod 13 in upper surface, and The second ribs 21 is welded in the two junction, fixes for supporting rolling wheel roller 9;The top of the hydraulic telescopic rod 13 is accessed It into hydraulic cylinder 12, is driven and is moved up and down by hydraulic cylinder 12, and then adjust the distance between rolling wheel roller 9 and conveyer belt 5, realized The beginning and end of encapsulated work;Hydraulic cylinder 12 is inlayed by transition connection frame 18 to be mounted in the wall of upper supporting plate 7;The upper branch Plate 7 is weldingly fixed on the upper end of loading plate 3, and the first ribs 6 is welded in junction therebetween, increases connection between the two Intensity, while hydraulic cylinder 12 being supported;It is unreeled in the right side wall of loading plate 3 by the vertical connection installation of connection bearing 19 Take turns roller 14;The unreeling wheel roller 14 is located at the top of conveyer belt 5, is placed on the right side of rolling wheel roller 9, winds adhesive tape thereon 15, adhesive tape 15, which is provided, for encapsulated work uses;Active delivery wheel roller 17 is equipped with below the left side of unreeling wheel roller 14;The active Delivery wheel roller 17 is fastened in the wall of loading plate 3 by bearing, and the right side of rolling wheel roller 9, and its rear end connection peace are located at Fill conveying motor 20;The conveying motor 20 is bolted in the rear wall for being mounted on loading plate 3, is active delivery wheel roller 17 rotation provides power;The lower right side of active delivery wheel roller 17 is equipped with driven delivery wheel roller 16, and the two is used cooperatively, and will be pressed from both sides The adhesive tape 15 in gap is transported at the transmission connection of rolling wheel roller 9 and conveyer belt 5 between, when current collecting plates are conveying When right-to-left conveys on band 5, rolling wheel roller 9 is used cooperatively with rolling bearing wheels roller 8 will convey the adhesive tape 15 and ring fallen Lower adhesive tape 23 in shape glue groove is rolled on current collecting plates simultaneously, realizes encapsulated function comprehensively.
The working principle of the invention is: when device works, starting motor makes 22 driving conveying belt 5 of drive pulley from dextrad Turn left dynamic, while starting hydraulic cylinder 12 and hydraulic telescopic rod 13 is driven to move down, so that rolling wheel roller 9 is bonded with conveyer belt 5, together When rolling motor 10 drive rolling wheel roller 9 rotate clockwise, it is identical as the conveying direction of conveyer belt 5, restart conveying motor 20 It drives active delivery wheel roller 17 to rotate, adhesive tape 15 is transported at the transmission connection of rolling wheel roller 9 and conveyer belt 5, works as afflux Disk carries out comprehensive encapsulated work by conveying the lower adhesive tape 23 on the adhesive tape 15 fallen and annular glue groove when conveying on conveyer belt 5 Make.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective It makes a variety of changes.

Claims (5)

1. a kind of lithium iron cell current-collector disk rubber coating machine, including bottom plate (1);It is characterized in that, the bottom plate (1) is in cuboid Type is made of gray cast iron, and front upper surface is symmetrical to be welded and fixed supporting plate (2);Pass through axis on the fixed supported slab (2) Hold vertical connection installation connection transmission shaft (4);Connection installation conveyer belt (5) on the connection transmission shaft (4), and its front connects It connects and is equipped in drive pulley (22);The conveyer belt (5) is laterally located at the top of bottom plate (1), and its top is equipped with rolling wheel Roller (9);The vertical connection of the rolling wheel roller (9) is mounted in bracket (11), front connecting rolling motor (10);Rolling wheel The lower section of roller (9) is equipped with rolling bearing wheels roller (8);Rolling bearing wheels roller (8) is located at the lower section of conveyer belt (5);The branch The second ribs is welded in frame (11) concave shape, the vertical welding hydraulic telescopic rod (13) in upper surface, and the two junction (21);The top of the hydraulic telescopic rod (13) is linked into hydraulic cylinder (12);The hydraulic cylinder (12) connects frame by transition (18) it inlays and is mounted in the wall of upper supporting plate (7);The upper supporting plate (7) is weldingly fixed on the upper end of loading plate (3), and the two it Between junction welding the first ribs (6);Pacified in the right side wall of the loading plate (3) by the vertical connection of connection bearing (19) Put rolling wheel roller (14);Active delivery wheel roller (17) is equipped with below the left side of the unreeling wheel roller (14);The active delivery wheel The lower right side of roller (17) is equipped with driven delivery wheel roller (16);
The unreeling wheel roller (14) is located at the top of conveyer belt (5), is placed on the right side of rolling wheel roller (9), thereon winding gluing Band (15);
It is provided with a ring shape glue groove in the middle part of the conveyer belt (5), is provided with lower adhesive tape (23) in annular glue groove, annular glue groove Against having scraper plate (24) in the middle part of lower end, scraper plate is arranged on bottom plate (1).
2. a kind of lithium iron cell current-collector disk rubber coating machine according to claim 1, which is characterized in that the connection transmission shaft (4) rear end is mounted in the anterior face of loading plate (3) by bearing connection;The loading plate (3) is in cuboid-type, by ash Cast iron is made, the vertical rear upper surface for being weldingly fixed on bottom plate (1).
3. a kind of lithium iron cell current-collector disk rubber coating machine according to claim 1, which is characterized in that the rolling motor (10) it is bolted in the front walls for being mounted on bracket (11).
4. a kind of lithium iron cell current-collector disk rubber coating machine according to claim 1, which is characterized in that the active delivery wheel Roller (17) is fastened in the wall of loading plate (3) by bearing, and the right side of rolling wheel roller (9), and its rear end connection peace are located at It fills conveying motor (20).
5. a kind of lithium iron cell current-collector disk rubber coating machine according to claim 4, which is characterized in that the conveying motor (20) it is bolted in the rear wall for being mounted on loading plate (3).
CN201810976462.5A 2018-08-25 2018-08-25 Lithium ion battery current collecting disc rubber coating machine Expired - Fee Related CN109065963B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810976462.5A CN109065963B (en) 2018-08-25 2018-08-25 Lithium ion battery current collecting disc rubber coating machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810976462.5A CN109065963B (en) 2018-08-25 2018-08-25 Lithium ion battery current collecting disc rubber coating machine

Publications (2)

Publication Number Publication Date
CN109065963A true CN109065963A (en) 2018-12-21
CN109065963B CN109065963B (en) 2020-04-03

Family

ID=64756992

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810976462.5A Expired - Fee Related CN109065963B (en) 2018-08-25 2018-08-25 Lithium ion battery current collecting disc rubber coating machine

Country Status (1)

Country Link
CN (1) CN109065963B (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202805650U (en) * 2012-08-08 2013-03-20 江苏荣立光电股份有限公司 Automatic shielding copper foil tape-wrapping machine
CN106025368A (en) * 2016-07-21 2016-10-12 无锡先导智能装备股份有限公司 Pole lug adhering and wrapping adhesive tape device
KR20170060724A (en) * 2015-11-25 2017-06-02 주식회사 엘지화학 Taping Apparatus for Preventing Crack of Electrode
CN206676641U (en) * 2017-02-22 2017-11-28 昆山优胜佳裕环保科技有限公司 A kind of passive type gluing machine
CN207183431U (en) * 2017-09-14 2018-04-03 浙江谷神能源科技股份有限公司 A kind of lithium ion battery automatic tape-wrapping device
CN207217676U (en) * 2017-08-22 2018-04-10 无锡格林司通自动化设备有限公司 A kind of battery protection adhesive tape package body
CN108011128A (en) * 2017-10-31 2018-05-08 合肥国轩高科动力能源有限公司 A kind of quadrate lithium battery gluing device
CN207602708U (en) * 2017-12-05 2018-07-10 合肥国轩高科动力能源有限公司 A kind of novel glue coating device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202805650U (en) * 2012-08-08 2013-03-20 江苏荣立光电股份有限公司 Automatic shielding copper foil tape-wrapping machine
KR20170060724A (en) * 2015-11-25 2017-06-02 주식회사 엘지화학 Taping Apparatus for Preventing Crack of Electrode
CN106025368A (en) * 2016-07-21 2016-10-12 无锡先导智能装备股份有限公司 Pole lug adhering and wrapping adhesive tape device
CN206676641U (en) * 2017-02-22 2017-11-28 昆山优胜佳裕环保科技有限公司 A kind of passive type gluing machine
CN207217676U (en) * 2017-08-22 2018-04-10 无锡格林司通自动化设备有限公司 A kind of battery protection adhesive tape package body
CN207183431U (en) * 2017-09-14 2018-04-03 浙江谷神能源科技股份有限公司 A kind of lithium ion battery automatic tape-wrapping device
CN108011128A (en) * 2017-10-31 2018-05-08 合肥国轩高科动力能源有限公司 A kind of quadrate lithium battery gluing device
CN207602708U (en) * 2017-12-05 2018-07-10 合肥国轩高科动力能源有限公司 A kind of novel glue coating device

Also Published As

Publication number Publication date
CN109065963B (en) 2020-04-03

Similar Documents

Publication Publication Date Title
CN109626064A (en) The not stop reel-changing formula die-cutting machine of rewinding is put for lithium battery positive and negative anodes substrate
CN207071485U (en) Antirust oil device on rotor
CN209477397U (en) A kind of lithium battery processing pole piece cutter device
CN109065963A (en) A kind of lithium iron cell current-collector disk rubber coating machine
CN102039397B (en) Storage battery pole group cast-weld machine
CN211470345U (en) Metal cable coiling mechanism
CN205550776U (en) Bottom plate drying device is used in flocking processing
CN208226008U (en) A kind of capping apparatus for battery
CN215731781U (en) Lithium ion battery cathode material cladding device
CN210339879U (en) High-efficient stable cable coiling mechanism
CN108788271A (en) A kind of lithium battery processing pole piece cutter device
CN211661702U (en) High-efficient flange grinding device
CN206218813U (en) Pole piece transfer device
CN106424449A (en) Building reinforcing steel bar bending machine convenient to move
CN207772477U (en) A kind of fluid pressure type iron filings reclaimer
CN209974008U (en) Walking type winding and unwinding machine
CN208379027U (en) A kind of efficient Alloy Foil electrolysis method production equipment
CN207632269U (en) A kind of trolley of transport welding wire
CN205887925U (en) Special heterotypic rubber tube steel wire of engineering machine tool send silk machine
CN211052194U (en) Auxiliary wire pushing device for winding drum of trunk wire unloading machine
CN212686657U (en) Steel wire adhesive tape lifting device
CN212222052U (en) Automatic feeding steel wire winding machine for PE composite pipe
CN208378058U (en) A kind of power construction anchoring
CN112009783B (en) Overturning and packaging device for packaging lead storage battery
CN213801488U (en) Novel cold water passing elevator

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200403

Termination date: 20210825

CF01 Termination of patent right due to non-payment of annual fee