CN106532127A - Positioning device - Google Patents
Positioning device Download PDFInfo
- Publication number
- CN106532127A CN106532127A CN201611043820.4A CN201611043820A CN106532127A CN 106532127 A CN106532127 A CN 106532127A CN 201611043820 A CN201611043820 A CN 201611043820A CN 106532127 A CN106532127 A CN 106532127A
- Authority
- CN
- China
- Prior art keywords
- positioning
- substrate
- block
- rotating disk
- battery core
- 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
Links
Classifications
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention discloses a positioning device used for wrapping an insulating film on a cell. The positioning device comprises a rotary table, at least one first positioning unit and at least one second positioning unit, wherein the first positioning unit and the second positioning unit are oppositely arranged on the opposite surfaces of the rotary table, the first positioning unit comprises a positioning substrate and a cell positioning assembly arranged on one side of the positioning substrate, and the second positioning unit comprises a jacking assembly and a positioning assembly; the cell positioning assembly is used for positioning at least one side face of the cell; the jacking assembly is used for driving the positioning assembly to pass through the rotary table and the positioning substrate, and the positioning assembly is used for positioning the remaining side faces of the cell. According to the positioning device disclosed by the invention, automated positioning for the insulating film wrapped on the cell is realized, and the production efficiency and production yield of batteries are improved.
Description
Technical field
The present invention relates to automatization's manufacture field of lithium-ion-power cell, is used for lithium battery electric core more particularly, to a kind of
The positioner of parcel dielectric film.
Background technology
When preparing lithium battery, need battery core parcel insulation film preparation core bag, then carry out subsequent handling, for example, enter the works such as shell
Sequence, to prepare finished product lithium battery.
Existing that the operation that battery core wraps up insulation film preparation core bag is typically completed using artificial operation, operator are by electricity
Core and dielectric film reenter shell after being directed at position by technological requirement.However, during due to artificial operation, will battery core and dielectric film it is accurately fixed
Position is more difficult, causes the fraction defective of further battery higher；And when manually operating, need when battery core and dielectric film are positioned many
Secondary adjustment, causes operating efficiency to reduce, so as to reduce the production efficiency of battery.
The content of the invention
Embodiment of the present invention is mainly solving the technical problems that a kind of positioner of offer, wraps up dielectric film for battery core
Operation, so as to realize the automatization of battery core parcel insulation membrane process, improves the production yield and production efficiency of battery.
To solve above-mentioned technical problem, the technical scheme that embodiment of the present invention is adopted is：A kind of positioning dress is provided
Put, for battery core is wrapped up dielectric film, the positioner includes rotating disk, at least one first positioning units and at least one
Two positioning units, first positioning unit apparent surface for being arranged at the rotating disk corresponding with second positioning unit
On, first positioning unit includes positioning substrate and is arranged at the battery core positioning component of positioning substrate side, and described second is fixed
Bit location includes ejection assembly and positioning component；It is fixed that the battery core positioning component is carried out for a side to the battery core
Position；The ejection assembly is used to drive the positioning component through the rotating disk and the positioning substrate, and the positioning component is used
Position in the remaining side to the battery core.
Wherein in some embodiments, the rotating disk is circle, the quantity of first positioning unit and described second
The quantity of positioning unit is equal, and first positioning unit is arranged along the circumferencial direction uniform intervals of the rotating disk.
Wherein in some embodiments, on the surface away from the rotating disk of the positioning substrate, multiple air-breathings are offered
Hole.
Wherein in some embodiments, the positioning substrate also includes being convexly equipped in the positioning substrate away from the rotating disk
Surface on multiple locating dowels.
Wherein in some embodiments, the positioning substrate also includes the multiple welding holes for penetrating the positioning substrate.
Wherein in some embodiments, the positioning component of second positioning unit includes multiple location-plates, described fixed
Multiple grooves are offered on the substrate of position, the location-plate is corresponded with the groove.
Wherein in some embodiments, the battery core positioning component contiguous block, be arranged in the contiguous block connecting rod,
The arm-tie and pre-positioning block at the two ends of the connecting rod are respectively arranged at, the contiguous block is fixedly installed on the positioning substrate
Side, the pre-positioning block are movably arranged on the positioning substrate.
Wherein in some embodiments, the connecting rod is connected by compression spring with the pre-positioning block.
Wherein in some embodiments, the ejection assembly includes the fixed block being fixedly connected with the rotating disk and institute
The push rod that the slide block that fixed block is slidably connected is fixedly connected with the slide block is stated, the positioning component is fixedly installed on the cunning
On block.
Wherein in some embodiments, the ejection assembly also includes the latch being inserted on the fixed block, described
Location hole corresponding with the latch is offered on slide block.
The beneficial effect of embodiment of the present invention is：When battery core is wrapped up dielectric film, positioner is by the first positioning
Unit and the second positioning unit coordinate dielectric film and battery core positioning, realize automatization's positioning of dielectric film and battery core, improve
The production efficiency and production yield of battery.
Description of the drawings
Fig. 1 is the structural representation of the positioner of embodiment of the present invention.
Fig. 2 is the top view of the positioner shown in Fig. 1.
Fig. 3 is the structural representation of the first positioning unit of embodiment of the present invention.
Fig. 4 is the top view of the first positioning unit shown in Fig. 3.
Fig. 5 is the structural representation of the second positioning unit of embodiment of the present invention.
Fig. 6 is the right view of the second positioning unit shown in Fig. 5.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
What deserves to be explained is, in the present invention, unless otherwise clearly defined and limited, term " installation ", " setting ",
" connection " or " fixation " etc., term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or one
The connection of body ground；Can be mechanically connected, or electric adjunction；Can be directly connected to, it is also possible to indirect by intermediary element
The connection of connected, or two element internals.For the ordinary skill in the art, can be as the case may be
Understand above-mentioned term concrete meaning in the present invention.
Please refer to Fig. 1 and Fig. 2, it is the structural representation of the positioner 100 of embodiment of the present invention.Positioner
100 for wrapping up dielectric film by battery core, and positioner 100 includes rotating disk 101, at least one first positioning units 103 and at least
One the second positioning unit 106, wherein, the first positioning unit 103 is arranged at a surface of rotating disk 101, the second positioning unit
106 another surfaces relative with the first positioning unit 103 for being arranged at rotating disk 101.At least one first positioning units 103
The quantity of quantity and at least one second positioning units 106 is equal, in embodiment of the present invention, the number of the first positioning unit 103
The quantity of amount and the second positioning unit 106 is six, and six the first positioning units 103 are uniform along the circumferencial direction of rotating disk 101
It is arranged at intervals on rotating disk 101, that is to say, that positioner 100 includes six stations.
Fig. 3 and Fig. 4 is please referred to simultaneously, is the structural representation of the first positioning unit 103 of embodiment of the present invention.The
Locating unit 103 includes positioning substrate 104 and is arranged at the battery core positioning component 105 of 104 side of positioning substrate.
Positioning substrate 104 includes work surface 1042 and the back side 1043 relative with work surface 1042, positions the back of the body of substrate 104
Face 1043 is positioned on rotating disk 101, and work surface 1042 is surface of the positioning substrate 104 away from rotating disk 101.Positioning substrate 104
Work surface 1042 is used to place dielectric film and battery core, and for the assembling of dielectric film and battery core.
Positioning substrate 104 also includes the multiple locating dowels 1044 being convexly equipped on work surface 1042, is opened in work surface 1042
On multiple suction holes 1045, penetrate multiple welding holes 1046 and penetrate work surface that work surface 1042 and the back side 1043 opens up
1042 and the multiple grooves 1047 that open up of the back side 1043.
Multiple suction holes 1045 are opened in the side that work surface 1042 places dielectric film, when dielectric film is positioned over work surface
When on 1042, by 1045 air-out of multiple suction holes, make to form vacuum between dielectric film and work surface 1042, so that absolutely
Velum is fixed on work surface 1042.
Multiple welding holes 1046 are opened in the side of the close battery core positioning component 105 in the region of the formation of suction hole 1045,
Welding hole 1046 is used for after battery core and dielectric film are fixed, and welding bar (not shown) passes through welding hole 1046, by dielectric film and electricity
Core is welded together.
Multiple locating dowels 1044 are convexly equipped on work surface 1042 and positioned at the side of suction hole 1045, multiple locating dowels 1044
For when dielectric film is positioned over work surface 1042, positioning the placement location of dielectric film, making dielectric film accurately be positioned over work
Face 1042 is provided with the region of multiple suction holes 1045.
Multiple grooves 1047 are opened in other sides in the region of the formation of suction hole 1045, and groove 1047 is used to make location-plate
Receiving space is formed through, so that battery core is positioned in receiving space.
In embodiment of the present invention, battery core selects to be rectangular cell, therefore, multiple suction holes 1045 form one and battery core
The square region of mating shapes, close battery core positioning group of the multiple welding holes 1046 along the square region of the suction hole 1045
One side distribution of part 105 is arranged, and multiple grooves 1047 are along the other three side of the square region of multiple suction holes 1045
Distribution is arranged.
Please continue to refer to Fig. 3 and Fig. 4, battery core positioning component 105 is arranged at the side of positioning substrate 104, battery core positioning group
Part 105 includes contiguous block 1051, arm-tie 1054, connecting rod 1055 and pre-positioning block 1056.
In embodiment of the present invention, contiguous block 1051 is that L-shaped is block, including first side 1052 and with first side 1052
It is block that vertically disposed second side 1053, first side 1052 and the combination of second side 1053 form the L-shaped.Contiguous block
The side away from second side 1052 of 1051 first side 1052 is fixedly connected with the side of positioning substrate 104.
Connecting rod 1055 is arranged in the second side 1053 of contiguous block 1051, and the two ends of connecting rod 1055 connect respectively
Arm-tie 1054 and pre-positioning block 1056, now, arm-tie 1054 is located at the 1053 remotely located substrate of second side of even block block 1051
104 side, pre-positioning block 1056 are located at second side 1053 near the side of positioning substrate 104, and pre-positioning block 1056 can
As connecting rod 1055 is movably arranged at the side that positioning substrate 104 is connected with contiguous block 1051.
In embodiment of the present invention, connecting rod 1055 is arranged in the second side 1053 of contiguous block 1051 by linear bearing
In, compression spring is provided between connecting rod 1055 and pre-positioning block 1056.When external force is not applied on arm-tie 1054, bullet is compressed
Spring makes the direction movement to positioning substrate 104 under elastic force effect of pre-positioning block 1056, makes pre-positioning block 1056 compress battery core
Side；When pulling force is applied on arm-tie 1054, the pulling force drives connecting rod 1055 to overcome the elastic force of compression spring, makes prelocalization
Block 1056 be directed away under a stretching force position substrate 104 direction movement so that pre-positioning block 1056 not with the battery core
Top cover contact.
Please refer to Fig. 5 and Fig. 6, it is the structural representation of the second positioning unit 106 of embodiment of the present invention.Second
Positioning unit 106 includes ejection assembly 107 and positioning component 108.Ejection assembly 107 for by positioning component 108 along positioning base
The groove 1047 of plate 104 is ejected.
Positioning component 108 includes multiple 1047 one-to-one multiple location-plates of multiple grooves with positioning substrate 104, this
In invention embodiment, positioning component 108 includes the two side location-plates 1081 corresponding with the groove 1047 of positioning substrate 104
With a rear position plate 1082, two side location-plates 1081 can be placed through two of two relative sides of square region and lead to
Groove 1047, rear position plate 1082 can be placed through the groove of a side between two relative sides of square region
1047, so as to limited " recessed " the shape receiving space in three sides is formed on the work surface 1042 of positioning substrate 104.
In embodiment of the present invention, one end through groove 1047 of multiple location-plates of positioning component 108 can be arranged
For inclined-plane, to ensure that location-plate can smoothly pass through groove 1047.
Ejection assembly 107 includes fixed block 1071, push rod 1072, slide block 1073 and latch 1074.Embodiment of the present invention
In, fixed block 1071 is L-shaped, and a side and the rotating disk 101 of the L-shaped of fixed block 1071 are fixedly installed.Slide block 1073 slides and sets
On another side for the L-shaped for being placed in fixed block 1071, latch 1074 is inserted on the side of fixed block 1071 and and slide block
1073 are oppositely arranged, and push rod 1072 is fixedly connected with slide block 1073.
In embodiment of the present invention, push rod 1072 can be near rotating disk 101 under the driving of driving means (not shown)
Direction or away from rotating disk 101 direction move.When push rod 1072 is driven to be moved near the direction of rotating disk 101, top
Bar 1072 is with movable slider 1073 to the direction movement near rotating disk 101.In embodiment of the present invention, slide block 1073 is towards fixed block
Location hole (not shown) is further opened with 1071 surface, latch 1074 is inserted on fixed block 1071 and latch 1072 and fixation
Block 1071 is connected by compression spring, when slide block 1073 drives positioning component 108 through rotating disk 101 and positioning substrate 104, sliding
The location hole of block 1073 is just corresponding with latch 1074, and now, compression spring applies elastic force to latch 1074, makes latch 1074
Inject the location hole of slide block 1073, positioning component 108 is stopped on the work surface 1042 of positioning substrate 104, for battery core and
The assembly process of dielectric film is carried out.
, when for battery core to be wrapped up the operation of dielectric film, its course of action is as follows for the positioner 100 of the present invention：
First, positioner 100 returns to initial position.
Now, the positioning component 108 of the second positioning unit 106 is respectively positioned on the lower section of rotating disk 101, the first positioning unit 103
Battery core positioning component 105 arm-tie 1054 on apply pulling force so that pre-positioning block 1056 under a stretching force be located at positioning base
The side of plate 104.
Secondly, dielectric film is positioned over 1045 region of suction hole of positioning substrate 104, by 1045 evacuation of suction hole,
Dielectric film is made to be fixed on positioning substrate 104.
Thirdly, battery core is positioned on dielectric film, and starts the second positioning unit 106, ejection assembly 107 will be positioned
Component 108 is ejected and through rotating disk 101 and the groove 1047 of positioning substrate 104, makes battery core be contained in the formation of positioning component 108
In receiving space.
Thirdly, remove the pulling force that applies on arm-tie 1054, make compression spring promote pre-positioning block 1056 by battery core not
Restricted lateral surface compressing, now, battery core is fixedly set on positioning substrate 104.
Finally, multiple welding bars pass through multiple welding holes 1046, and dielectric film is folded along the side of battery core and by dielectric film
It is welded together with the side of battery core.
In embodiment of the present invention, when battery core is wrapped up dielectric film, positioner 100 first passes through the first positioning unit
Dielectric film is positioned by 103, then is coordinated by the second positioning unit 106 and the first positioning unit 103 and positioned battery core, is realized absolutely
Automatization's positioning of velum and battery core, improves the production efficiency of battery, and the positioner 100 using the present invention is carried out certainly
During dynamic positioning, positioning precision is higher, therefore, also improve the production yield of battery.
It is understood that positioning substrate 104 on can not also open up suction hole 1045, can by other means, than
Such as bonding etc., dielectric film is fixed on positioning substrate 104.
It is understood that ejection assembly 107 can also be without including that latch 1074, i.e. ejection assembly 107 can not pass through
Latch 1074 is positioned, and those skilled in the art can design different location structures according to demand, for example, can be passed through convex
Wheel positions ejection assembly 107, or the stroke for setting push rod 1072 by cylinder positions ejection assembly 107.
Embodiments of the present invention are the foregoing is only, the scope of the claims of the present invention is not thereby limited, it is every using this
Equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, is included within the scope of the present invention.
Claims (10)
1. a kind of positioner, for battery core is wrapped up dielectric film, it is characterised in that the positioner includes rotating disk, at least
One the first positioning unit and at least one second positioning units, first positioning unit and second positioning unit it is relative
Should be arranged on the apparent surface of the rotating disk, first positioning unit includes positioning substrate and is arranged at positioning substrate side
Battery core positioning component, second positioning unit includes ejection assembly and positioning component；It is right that the battery core positioning component is used for
One side of the battery core is positioned；The ejection assembly is used to drive the positioning component through the rotating disk and described
Positioning substrate, the positioning component is for positioning to the remaining side of the battery core.
2. positioner according to claim 1, it is characterised in that the rotating disk is circle, first positioning unit
Quantity and second positioning unit quantity it is equal, and first positioning unit is uniform along the circumferencial direction of the rotating disk
Interval setting.
3. positioner according to claim 1, it is characterised in that the surface away from the rotating disk of the positioning substrate
On offer multiple suction holes.
4. positioner according to claim 1, it is characterised in that the positioning substrate also includes being convexly equipped in the positioning
Substrate is away from the multiple locating dowels on the surface of the rotating disk.
5. positioner according to claim 1, it is characterised in that the positioning substrate also includes penetrating the positioning base
Multiple welding holes of plate.
6. positioner according to claim 1, it is characterised in that the positioning component of second positioning unit includes many
Individual location-plate, offers multiple grooves on the positioning substrate, the location-plate is corresponded with the groove.
7. positioner according to claim 1, it is characterised in that the battery core positioning component contiguous block, be arranged in institute
The connecting rod of stating contiguous block, the arm-tie at the two ends for being respectively arranged at the connecting rod and pre-positioning block, the contiguous block are fixed and are set
The side of the positioning substrate is placed in, the pre-positioning block is movably arranged on the positioning substrate.
8. positioner according to claim 7, it is characterised in that the connecting rod is with the pre-positioning block by compression
Spring connects.
9. positioner according to claim 1, it is characterised in that the ejection assembly includes and the rotating disk is fixed and connected
The push rod that the fixed block for connecing is fixedly connected with the slide block with the slide block that the fixed block is slidably connected, the positioning component are solid
Surely it is arranged on the slide block.
10. positioner according to claim 9, it is characterised in that the ejection assembly also includes being inserted in described solid
Determine the latch on block, on the slide block, offer location hole corresponding with the latch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611043820.4A CN106532127B (en) | 2016-11-22 | 2016-11-22 | A kind of positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611043820.4A CN106532127B (en) | 2016-11-22 | 2016-11-22 | A kind of positioning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106532127A true CN106532127A (en) | 2017-03-22 |
| CN106532127B CN106532127B (en) | 2019-03-29 |
Family
ID=58356717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611043820.4A Expired - Fee Related CN106532127B (en) | 2016-11-22 | 2016-11-22 | A kind of positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106532127B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834093A (en) * | 2017-10-11 | 2018-03-23 | 深圳市誉辰自动化设备有限公司 | Battery core film sticking apparatus |
| CN109368352A (en) * | 2018-10-31 | 2019-02-22 | 嘉兴君屹工程有限公司 | The pre-loading mechanism of mould group felt pad |
| CN114624243A (en) * | 2022-04-11 | 2022-06-14 | 南通新韦纳机械科技有限公司 | Automobile parts surface defect detection device |
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| CN101707259A (en) * | 2009-11-03 | 2010-05-12 | 深圳市赢合科技有限公司 | Battery diaphragm packing and ending device |
| CN204577528U (en) * | 2015-05-19 | 2015-08-19 | 宁德时代新能源科技有限公司 | The device of coated naked battery core |
| CN104960304A (en) * | 2015-07-24 | 2015-10-07 | 东莞仕能机械设备有限公司 | Full-automatic battery core protection film pasting machine |
| CN103660489B (en) * | 2012-09-26 | 2015-10-28 | 天宇通讯科技(昆山)有限公司 | automatic film sticking machine of battery |
| CN205406650U (en) * | 2016-02-29 | 2016-07-27 | 深圳市同昌自动化科技有限公司 | Soft packet of lithium battery package's cored device |
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2016
- 2016-11-22 CN CN201611043820.4A patent/CN106532127B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101707259A (en) * | 2009-11-03 | 2010-05-12 | 深圳市赢合科技有限公司 | Battery diaphragm packing and ending device |
| CN103660489B (en) * | 2012-09-26 | 2015-10-28 | 天宇通讯科技(昆山)有限公司 | automatic film sticking machine of battery |
| CN204577528U (en) * | 2015-05-19 | 2015-08-19 | 宁德时代新能源科技有限公司 | The device of coated naked battery core |
| CN104960304A (en) * | 2015-07-24 | 2015-10-07 | 东莞仕能机械设备有限公司 | Full-automatic battery core protection film pasting machine |
| CN205406650U (en) * | 2016-02-29 | 2016-07-27 | 深圳市同昌自动化科技有限公司 | Soft packet of lithium battery package's cored device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834093A (en) * | 2017-10-11 | 2018-03-23 | 深圳市誉辰自动化设备有限公司 | Battery core film sticking apparatus |
| CN109368352A (en) * | 2018-10-31 | 2019-02-22 | 嘉兴君屹工程有限公司 | The pre-loading mechanism of mould group felt pad |
| CN114624243A (en) * | 2022-04-11 | 2022-06-14 | 南通新韦纳机械科技有限公司 | Automobile parts surface defect detection device |
| CN114624243B (en) * | 2022-04-11 | 2023-01-24 | 南通新韦纳机械科技有限公司 | Automobile parts surface defect detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106532127B (en) | 2019-03-29 |
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Granted publication date: 20190329 Termination date: 20211122 |