CN208189721U - A kind of pressure formation fixture system - Google Patents
A kind of pressure formation fixture system Download PDFInfo
- Publication number
- CN208189721U CN208189721U CN201820399325.5U CN201820399325U CN208189721U CN 208189721 U CN208189721 U CN 208189721U CN 201820399325 U CN201820399325 U CN 201820399325U CN 208189721 U CN208189721 U CN 208189721U
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- Prior art keywords
- pressure formation
- formation fixture
- bracket
- pressure
- battery core
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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
-
- 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 utility model discloses a kind of pressure formation fixture systems, including heater box, control panel, loading plate, the side plate being set on loading plate, device for exerting, clamping device and electrode ports, by the way that battery core is placed on loading plate, more battery cores are disposably given to pressurize by device for exerting, since the effect of power is mutual, in the case where only one force source, every battery core stress face pressure is all reached an agreement, then the tab of battery core stretching is clamped by clamping device, clamping device and electrode ports are electrically connected, then pressure formation fixture is put into heater box, charge and discharge portion is connect with electrode ports, voltage when setting heating temperature and charge and discharge by control panel, electric current, open heater box, it can carry out the pressure formation process to battery core.Compared with the existing technology, the structure of this technology is more simple, easy to operate, heating and charge and discharge can be carried out to multiple battery cores simultaneously, and the stress face pressure of each battery core can be made consistent, thus more efficient.
Description
Technical field
The utility model relates to field of fixtures, especially a kind of pressure formation fixture system.
Background technique
The formation process of lithium ion secondary battery is the important step for manufacturing lithium ion battery, and chemical conversion is related to entire battery
Performance, including first charge-discharge efficiency, cycle life, high-temperature behavior etc..Commercial lithium-ion batteries generally use at present
The graphite or amorphous carbon for capableing of reversible embedding lithium ionic insertion/deinsertion are as negative electrode material, in lithium ion battery formation process, Organic Electricity
Reduction can be occurred on Carbon anode surface, decompose by solving liquid, form the guidable solid electrolyte interface film of one layer of electronic isolation, lithium ion
(solidelectrolyte interphase, abbreviation SEI), during battery first charge-discharge, there are huge
Irreversible capacity.During forming SEI film, the gas of a part, such as hydrogen fluoride, carbon dioxide, an oxidation can be generated
Carbon, nitric oxide, ethylene, methane, ethane etc., these gas residues diaphragm between layers, blocked between anode and cathode
Ionic conduction, remain in the gas among the hole of particle, hinder the infiltration of electrolyte, increase activation polarization, lead
Low efficiency during first charge-discharge is caused, irreversible capacity increases, and the SEI film of formation is unstable, poor circulation.Existing
In lithium ion secondary battery manufacturing field, chemical conversion and capacity are being placed in burn-in board one by one by battery, then manually
Clip is clamped to the tab of battery, and is melted into and is often separately carried out with capacity, battery progress shaping can be taken out after chemical conversion
Gas, then capacity is done, this just needs upper and lower burn-in board twice, clamps battery twice, this causes great inconvenience to production, raw
Produce low efficiency.In order to overcome the above problems, it is melted into the prior art using another fixture, volume test is being melted into
During battery is clamped, impose certain pressure, by the gas extrusion of accumulation into airbag, prevent gases affect SEI film
Formation, while being melted into, volume test, not only improved battery performance but also improving production efficiency.But current lithium ion
The pressure formation fixture of battery generally only includes the fixture laminate for fixing battery, for fixing the pressure of battery surface pressure
Bolt and the pressure plare for pressure are kept, the corresponding battery of a fixture is difficult to meet production requirement, and largely press from both sides
Tool, which is pressed in, to be easy to cause to damage to it in burn-in board, and the heavy workload of upper fixture and lower fixture, low efficiency.
CN1937302A, CN1967925A disclose a kind of pressure chemical synthesizing method of lithium ion secondary battery, the method used
Are as follows: battery is placed in two panels plate, then two panels clamping plate is clamped using binder clip, is finally melted into, to battery
Deformation and thickness growth have certain inhibiting effect.But this method is applied to the dynamics on battery surface limited, Bu Nengqi
To the effect of shaping, the gas accumulated between diaphragm can not be driven out of completely, while operating process low efficiency, be unsuitable for big
Technical scale production.In view of this, it is necessory to provide, a kind of operation is simple, is easy to capable of being changed simultaneously for mass production
At, the lithium ion battery pressure formation fixture system of shaping and capacity.
Utility model content
To solve the above-mentioned problems, the purpose of this utility model is to provide a kind of easy to operate, more efficient, every electricity
The consistent pressure formation fixture system of core stress face pressure.
The utility model be solve the problems, such as and the technical solution adopted is that:
A kind of pressure formation fixture system, comprising:
Pressure formation fixture, the pressure formation fixture are used to apply pressure to battery core placed thereon；
Heater box, it further includes having heating device on the heating layer that the interior heater box, which includes at least one layer of heating layer, should
Heating device is to heat heating layer, and pressure formation fixture can be placed in heating layer, by heating layer come to pressure
Power battery formation clamp is heated.
As a further improvement of the above technical scheme, the heater box further include:
Control system, the control system and heater box are electrically connected, and the control system can control the temperature of heater box
Degree and heating time, further include the control panel being electrically connected with control system, which is used for control system
Input temp controls signal.
It as a further improvement of the above technical scheme, further include charge and discharge portion, the charge and discharge portion is located in heating layer,
Charge and discharge portion one end can be movably connected with pressure formation fixture, and the other end is connected with power supply, which is used for putting
The battery core being placed on pressure formation fixture carries out charge and discharge.
As a further improvement of the above technical scheme, the charge and discharge portion and control system are electrically connected, control system
It can control the electric current in charge and discharge portion and the size of voltage.
As a further improvement of the above technical scheme, the pressure formation fixture includes:
Loading plate is additionally provided at least two blocks of side plates on the loading plate, and described at least two pieces between side plate and loading plate
It is enclosed the space of a placement battery core；
Device for exerting, the device for exerting are set on loading plate or side plate, and the device for exerting is used for being placed in
The battery core stated in space applies pressure.
As a further improvement of the above technical scheme, the pressure formation fixture further include:
At least one clamping device, tab of the clamping device to clamp battery core；
Electrode ports, described electrode ports one end are electrical connected with the clamping device, the other end and the activity of charge and discharge portion
It is electrical connected, the electrode ports are used to carry out charge and discharge to battery core.
As a further improvement of the above technical scheme, the pressure formation fixture further include:
Bracket, clamping device are set on the inside of the bracket, and the electrode ports are arranged on the bracket, the bracket
It can be located above the loading plate and be fixedly linked with loading plate or side plate.
As a further improvement of the above technical scheme, crossbeam is additionally provided on the bracket, the crossbeam is located at described
Between bracket and the clamping device；
The pressure formation fixture further includes scissor-type bracket, and scissor-type bracket one end is connected with the crossbeam, separately
One end is connected with the clamping device, and the relative position of the clamping device and the bracket is fixed；
The pressure formation fixture further includes a driving device, and the driving device drives the crossbeam relative to the branch
Frame movement to drive scissor-type support motion, and then controls the clamping device and opens or be closed.
As a further improvement of the above technical scheme, the driving device is screw rod, and the screw rod is set to the branch
On the outside of frame, a screw hole is provided on the bracket, the screw rod screws in the screw hole and is movably connected with the crossbeam, the spiral shell
Bar rotation will drive the crossbeam movement to stretch the scissor-type bracket or shrink the scissor-type bracket.
As a further improvement of the above technical scheme, the heater box includes eight layers of heating layer.
The utility model beneficial effect is: the utility model includes heater box and pressure formation fixture, the pressure chemical conversion
Fixture includes loading plate, the side plate being set on loading plate, device for exerting, clamping device and electrode ports, by putting battery core
Be put on loading plate, more battery cores disposably given to pressurize by device for exerting, due to the effect of power be it is mutual, only one
In the case where a force source, and when battery core is uniformly placed, every battery core stress face pressure is all reached an agreement, and then passes through clamping dress
The tab for clamping battery core stretching is set, the clamping device other end and electrode ports are electrically connected, are then put into pressure formation fixture
In heater box, charge and discharge portion is connected with electrode ports, constitute a complete current loop, to carry out charge and discharge to battery core
Electricity.Heating temperature is set by control panel, and sets voltage and current when charge and discharge, is then turned on heater box, i.e.,
It can start to carry out the pressure formation process to battery core.Compared with the existing technology, the structure of this technology is more simple, each component
It more standardizes, manufactures and be more easy, when operation is also more convenient, and can multiple fixtures be heated and be filled simultaneously
Electric discharge, each pressure formation fixture can apply identical pressure to multiple battery cores again, keep the stress face pressure of each battery core consistent,
Pressure chemical conversion is carried out so as to the battery core disposably to batch, it is more efficient, have more the market competitiveness.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the schematic arrangement schematic diagram that case is preferably implemented in the utility model；
Fig. 2 is partial enlargement diagram at the A of Fig. 1；
Fig. 3 is partial enlargement diagram at the B of Fig. 2；
Fig. 4 is the side structure schematic diagram that pressure formation fixture in case is preferably implemented in the utility model；
Fig. 5 is that the loading plate of pressure formation fixture and device for exerting face state in the utility model preferred embodiment
Structural schematic diagram；
Fig. 6 is the loading plate of pressure formation fixture and the overlooking state of device for exerting in the utility model preferred embodiment
Structural schematic diagram；
Fig. 7 is the overlooking state structural representation of the holder part of pressure formation fixture in the utility model preferred embodiment
Figure.
Specific embodiment
Referring to figs. 1 to Fig. 4, a kind of pressure formation fixture system, comprising: pressure formation fixture 20, the pressure chemical conversion folder
Tool 20 is for applying pressure to battery core placed thereon；Heater box 10, the interior heater box 10 includes at least one layer of heating layer
11, it further include having heating device on the heating layer 11, the heating device is to heat heating layer 11, pressure chemical conversion
Fixture 20 can be placed in heating layer 11, be heated by heating layer 11 to pressure formation fixture 20, pressure chemical conversion folder
Tool 20 can pressurize to battery core outside heater box 10, be then placed in heating layer 11 again.The heating device is preferably
Heating plate is provided in every layer of heating layer 11, suboptimum is selected as being arranged in heating layer 11 infrared baking lamp bubble to be heated.
It is preferred that eight layers of heating layer 11 are provided in heater box 10, so as to press from both sides by being melted into multiple pressure for heater box 10
Tool 20 is heated.
The heater box 10 it is also preferable to include:
Control system, the control system and heater box 10 are electrically connected, and the control system can control heater box 10
Heating temperature and heating time, further include one with control system be electrically connected control panel, the control panel be used for
Control system input temp controls signal, in this way, can make battery core taking human as the temperature and heating time for controlling heater box 10
The heating stepses of pressure chemical conversion are more flexible.The control panel is preferably the outer surface for being set to heater box 10.
It is also preferable to include charge and discharge portion 12, the charge and discharge portion 12 is located in heating layer 11, preferably sets charge and discharge portion 12
It is placed on the inner wall of heating layer 11, the one end in the charge and discharge portion 12 can be movably connected with pressure formation fixture 20 to be connect, described
The other end in charge and discharge portion 12 is connected with power supply 13, which is used for the battery core being placed on pressure formation fixture 20
Carry out charge and discharge.The charge and discharge portion 12 is electrically connected with control system, and the control system can control charge and discharge portion 12
The size of electric current and voltage.It is adjusted so as to the artificial charging and discharging currents to charge and discharge portion 12 with charging/discharging voltage,
And then charge and discharge can be carried out to the battery core of different size.
The pressure formation fixture 20 includes:
Loading plate 21 is additionally provided at least two blocks of side plates 22, preferably two blocks of side plates 22 on the loading plate 21, described to hold
The space of a placement battery core, the loading plate 21 and the side are enclosed between support plate 21 and at least two blocks of side plates 22
Plate 22 is preferably made into integration.Device for exerting, the device for exerting are set on loading plate 21 or side plate 22, the pressure dress
It sets for applying pressure to the battery core being placed in the space.
Pressure formation fixture 20 further includes at least one clamping device, tab of the clamping device to clamp battery core,
The clamping device is preferably charging clip 25, and charging clip 25 can very easily clamp the tab of battery core, and have
Good electric conductivity, the clamping device suboptimum are selected as metal patch.Electrode ports 30, described 30 one end of electrode ports with it is described
Charging clip 25 is electrical connected, then 30 other end of electrode ports passes through institute for being electrical connected with 12 activity of charge and discharge portion
Charging clip 25 is stated to carry out charge and discharge to battery core.
The device for exerting preferably comprises: screw rod 23, and threaded hole, the screw rod 23 are provided on one of side plate 22
It screws in the threaded hole and extends between two blocks of side plates 22.It is excellent in order to keep the pressure of everywhere in battery core all more uniform
Choosing further includes a push plate 24, and the push plate 24 is located between two blocks of side plates 22, the push plate 24 and the 23 activity phase of screw rod
Even, the screw rod 23 can push the push plate 24 to move between two blocks of side plates 22.The screw rod 23 can be hand drive,
It further include driving mechanism to liberate manpower, the driving mechanism can drive the screw rod 23 to rotate.The driving mechanism
Preferably driving motor, suboptimum are selected as driving cylinder.Due to only one source that exerts a force, then force in push plate 24, then to electricity
Core pressurizes, and the dynamics in the push plate 24 is more uniform, since the effect of power is mutual, so every battery core can be made
Stress face pressure is consistent.
The device for exerting suboptimum is selected as that the loading plate 21 is first fixed on a position；Push rod, the push rod pass through
The side plate 22 extends between two blocks of side plates 22；Push plate 24, the push plate 24 are located between two blocks of side plates 22, the push plate 24
It is fixedly linked with the push rod, the push rod is pushed by hydraulic cylinder or linear motor, and then the push plate 24 is pushed to exist
It is moved between both side plate 22, to pressurize to battery core.In order to enable push rod preferably to pressurize to battery core, will not run
It is dynamic, it preferably is additionally provided with retaining ring on the outside of push rod, the relative position of push rod Yu side plate 22 is fixed by retaining ring, is pressed
When power is applied to specified value, retaining ring is pushed to the intersection of push rod and side plate, is then locked, thus by push rod and side plate 22
Relative position be fixed, the pressure for applying push rod to battery core is relatively stable, will not have greatly changed.
Pressure formation fixture 20 further includes bracket 29, and the charging clip 25 is set to 29 inside of bracket, the electrode
Port 30 is set on the bracket 29, the bracket 29 can be located at 21 top of the loading plate and with loading plate 21 or side plate
22 are fixedly linked.25 proper alignment of charging clip can be unlikely to topsy-turvy by the bracket 29 and blend together one.
The charging clip 25, which is appointed, at this time so needs to be clamped on tab one by one, appoints in production and is so more troublesome, in order to
More convenient can clamp charging clip 25 to tab, and crossbeam 26,26, the crossbeam are additionally provided on the bracket 29
It further include scissor-type bracket 27 between the bracket 29 and the charging clip 25, described 27 one end of scissor-type bracket and institute
It states crossbeam 26 to be connected, the other end of the scissor-type bracket 27 is connected with the charging clip 25, the charging clip 25 and the branch
The relative position of frame 29 is fixed, and a driving device is additionally provided with, and the driving device drives the crossbeam 26 relative to the branch
Frame 29 moves, so that all scissor-type brackets 27 be driven to move, and then controls all charging clips 25 and opens or be closed, to
Disposably all cell polar ears are clamped.
The driving device is preferably screw rod 28, and the screw rod 28 is set on the outside of the bracket 29, on the bracket 29
It is provided with a screw hole, the screw rod 28 passes through the screw hole and is movably connected with the crossbeam 26, and the rotation of screw rod 28 can band
The movement of crossbeam 26 is moved to stretch the scissor-type bracket 27 or shrink the scissor-type bracket 27.
The driving device suboptimum is selected as spinner handle, and the spinner handle is set to 29 outside of bracket, and the spinner handle passes through institute
It states bracket 29 to be movably connected with the crossbeam 26, surface corresponding with the spinner handle is provided with one and pushes on the outside of the bracket 29
Face is provided at least one convex block on the spinner handle, and the convex block is corresponded to each other with the pushing surface, and the convex block can be along institute
State pushing surface movement.The spinner handle will drive convex block when rotating relative to the pushing surface and move on pushing surface, to generate
One stroke, and then drive the crossbeam 26 to move and then stretch the scissor-type bracket 27 or shrink the scissor-type bracket
27。
It is clamped in use, battery core is put on pressure formation fixture 20, more battery cores is disposably given by device for exerting
Pressurize, due to the effect of power be it is mutual, can in the case where only one force source, and when battery core is uniformly placed
So that every battery core stress face pressure is all reached an agreement, the tab of battery core stretching, the folder are then clamped by clamping device one end
It holds the device other end and electrode ports 30 is electrically connected, then pressure formation fixture 20 is put into heater box 10, by charge and discharge
Portion 12 is connected with electrode ports 30, forms a complete current loop.Heating temperature is set by control panel, and is set
Voltage and current when charge and discharge is set, heater box 10 is then turned on, it can starts to carry out the pressure formation process to battery core.
Compared with the existing technology, the structure of this technology is more simple, reduces the difficulty of the manufacture of the utility model, and operate more
It is convenient, heating and charge and discharge can be carried out to multiple fixtures simultaneously, each pressure formation fixture 20 can apply multiple battery cores again
Identical pressure keeps the stress face pressure of each battery core consistent, thus more efficient.
The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all
Under the utility model design of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, is similarly included in other related technical fields in the scope of patent protection for being included in the utility model.
Claims (10)
1. a kind of pressure formation fixture system characterized by comprising
Pressure formation fixture (20), the pressure formation fixture (20) are used to apply pressure to battery core placed thereon；
Heater box (10), the interior heater box (10) includes at least one layer of heating layer (11), further includes on the heating layer (11)
There is heating device, for the heating device to heat to heating layer (11), pressure formation fixture (20) can be placed in heating
In layer (11), pressure formation fixture (20) is heated by heating layer (11).
2. a kind of pressure formation fixture system as described in claim 1, it is characterised in that:
The heater box (10) further include:
Control system, the control system and heater box (10) are electrically connected, and the control system can control heater box (10)
Temperature and heating time, further include the control panel being electrically connected with control system, which is used for control
System input temp controls signal.
3. a kind of pressure formation fixture system as claimed in claim 2, it is characterised in that:
It further include charge and discharge portion (12), the charge and discharge portion (12) is located in heating layer (11), described charge and discharge portion (12) one end
It can be movably connected with pressure formation fixture (20), the other end is connected with power supply (13), which is used for being placed in
Battery core on pressure formation fixture (20) carries out charge and discharge.
4. a kind of pressure formation fixture system as claimed in claim 3, it is characterised in that:
The charge and discharge portion (12) and control system are electrically connected, and control system can control the electric current and electricity in charge and discharge portion (12)
The size of pressure.
5. a kind of pressure formation fixture system as claimed in claim 3, it is characterised in that:
The pressure formation fixture (20) includes:
Loading plate (21) is additionally provided at least two pieces of side plates (22), at least two pieces of side plates (22) on the loading plate (21)
The space of a placement battery core is enclosed between loading plate (21)；
Device for exerting, the device for exerting are set on loading plate (21) or side plate (22), and the device for exerting is used for putting
Battery core in the space applies pressure.
6. a kind of pressure formation fixture system as claimed in claim 5, it is characterised in that:
The pressure formation fixture (20) further include:
At least one clamping device, tab of the clamping device to clamp battery core；
Electrode ports (30), described electrode ports (30) one end are electrical connected with the clamping device, the other end and charge and discharge portion
(12) activity is electrical connected, and the electrode ports (30) are used to carry out charge and discharge to battery core.
7. a kind of pressure formation fixture system as claimed in claim 6, it is characterised in that:
The pressure formation fixture (20) further include:
Bracket (29), clamping device are set on the inside of the bracket (29), and the electrode ports (30) are set to the bracket
(29) on, the bracket (29) can be located at the loading plate (21) above and with loading plate (21) or side plate (22) stationary phase
Even.
8. a kind of pressure formation fixture system as claimed in claim 7, it is characterised in that:
It is additionally provided with crossbeam (26) on the bracket (29), the crossbeam (26) is located at the bracket (29) and the clamping device
Between；
The pressure formation fixture (20) further includes scissor-type bracket (27), described scissor-type bracket (27) one end and the crossbeam
(26) it is connected, the other end is connected with the clamping device, and the clamping device and the relative position of the bracket (29) are fixed；
The pressure formation fixture (20) further includes a driving device, and the driving device drives the crossbeam (26) relative to institute
Bracket (29) movement is stated, so that scissor-type bracket (27) be driven to move, and then the clamping device is controlled and opens or be closed.
9. a kind of pressure formation fixture system as claimed in claim 8, it is characterised in that:
The driving device is screw rod (28), and the screw rod (28) is set on the outside of the bracket (29), on the bracket (29)
It is provided with a screw hole, the screw rod (28) screws in the screw hole and is movably connected with the crossbeam (26), screw rod (28) rotation
The change of team drives crossbeam (26) movement to stretch the scissor-type bracket (27) or shrink the scissor-type bracket (27).
10. a kind of pressure formation fixture system as described in claim 1, it is characterised in that:
The heater box (10) includes eight layers of heating layer (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820399325.5U CN208189721U (en) | 2018-03-22 | 2018-03-22 | A kind of pressure formation fixture system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820399325.5U CN208189721U (en) | 2018-03-22 | 2018-03-22 | A kind of pressure formation fixture system |
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| Publication Number | Publication Date |
|---|---|
| CN208189721U true CN208189721U (en) | 2018-12-04 |
Family
ID=64437428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820399325.5U Active CN208189721U (en) | 2018-03-22 | 2018-03-22 | A kind of pressure formation fixture system |
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| Country | Link |
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| CN (1) | CN208189721U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109728354A (en) * | 2018-12-29 | 2019-05-07 | 蜂巢能源科技有限公司 | Battery formation press fixture |
| CN109728352A (en) * | 2018-12-27 | 2019-05-07 | 银隆新能源股份有限公司 | It is melted into producing line and method |
-
2018
- 2018-03-22 CN CN201820399325.5U patent/CN208189721U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109728352A (en) * | 2018-12-27 | 2019-05-07 | 银隆新能源股份有限公司 | It is melted into producing line and method |
| CN109728352B (en) * | 2018-12-27 | 2022-12-20 | 天津银隆新能源有限公司 | Formation production line and method |
| CN109728354A (en) * | 2018-12-29 | 2019-05-07 | 蜂巢能源科技有限公司 | Battery formation press fixture |
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Address after: 528400 factory buildings 2, 3 and 4, Dongya area, Dazhe Industrial Park, Nanlang street, Zhongshan City, Guangdong Province Patentee after: ZHONGSHAN ZHONGWANGDE NEW ENERGY TECHNOLOGY Co.,Ltd. Address before: 1 / F and 2 / F, No.3 workshop, Dongya area, dache Industrial Park, Nanlang Town, Zhongshan City, Guangdong Province, 528400 Patentee before: ZHONGSHAN ZHONGWANGDE NEW ENERGY TECHNOLOGY Co.,Ltd. |