CN208539014U - Battery core stress balance formula formation of Li-ion batteries fixture - Google Patents
Battery core stress balance formula formation of Li-ion batteries fixture Download PDFInfo
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- CN208539014U CN208539014U CN201820892330.XU CN201820892330U CN208539014U CN 208539014 U CN208539014 U CN 208539014U CN 201820892330 U CN201820892330 U CN 201820892330U CN 208539014 U CN208539014 U CN 208539014U
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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
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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
- 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
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Abstract
The utility model discloses battery core stress balance formula formation of Li-ion batteries fixtures, including four groups of screw pairs that are opposite and being set in parallel between the first support base and the second support base, the push plate of screw pair nut described in being fixedly connected with four groups, and screw pair described in four groups of driving operates synchronously, the motor drive mechanism for translating push plate；Two chemical conversion clamping devices are also symmetrically equipped between first support base and second support base；The chemical conversion clamping device includes pressure sensor, pressure regulating mechanism, laminate and guide rod；When motor drive mechanism pushes push plate movement, two pressure regulating mechanism movements are pushed simultaneously, therefore it can guarantee the laminate uniform force in each group of chemical conversion clamping device, avoid the problem that two groups of laminate inclinations and lead to battery unbalance stress, to guarantee the quality of chemical conversion；And in formation process, pressure can be that two groups of cell pressures are consistent, to guarantee the quality requirement in two groups of chemical conversion clamping devices after the chemical conversion of battery with synchronous adjustment.
Description
Technical field
The utility model relates to Battery formation field of fixtures, and in particular to battery core stress balance formula formation of Li-ion batteries fixture.
Background technique
In the prior art, in general, a set of battery formation clamp includes two support bases, more be arranged between two support bases are led
Column slidably connects multilayer laminate on guide post, pushes laminate to compress battery by power mechanism, realizes Battery formation.And
In practical formation process, two rows of batteries can be placed in a set of battery formation clamp.Due to the thickness of each battery exist it is certain poor
It is different；Therefore, two rows of cell thickness be will cause always have that there are biggish differences in two rows of batteries after the thickness superposition of multiple batteries；?
When pressing mechanism compresses two rows of batteries, since thickness has differences, each battery unbalance stress is not only resulted in, and can also
Lead to two groups of battery force unbalances, influences quality after chemical conversion.In view of disadvantages described above, it is really necessary to design battery core stress balance formula
Formation of Li-ion batteries fixture.
Utility model content
Technical problem to be solved by the utility model is to provide battery core stress balance formula formation of Li-ion batteries fixtures, come
It solves the problem of to cause two rows of battery force unbalances whens the thickness of existing battery formation clamp clamping two rows battery is not equal.
In order to solve the above technical problems, the technical solution of the utility model is: battery core stress balance formula formation of Li-ion batteries folder
Tool is fixedly connected with four groups including four groups of screw pairs that are opposite and being set in parallel between the first support base and the second support base
The push plate of the nut of the screw pair, and screw pair described in four groups of driving operate synchronously, the motor for translating push plate
Structure；Two chemical conversion clamping devices are also symmetrically equipped between first support base and second support base；The chemical conversion clamping
Mechanism includes pressure sensor, pressure regulating mechanism, laminate and guide rod；The pressure sensor is set to first support base
On；The pressure regulating mechanism is fixedly connected on the push plate inside or the pressure regulating mechanism and the pressure sensing
The force side of device is fixedly connected；After what the more guide rods slided passes through laminate described in multiple groups, one end and first support base
Connection, the other end are connect with second support base；Motor drive mechanism drives the screw rod operating of four screw pairs, makes the pushing
Plate pushes the laminate to compress or unclamp by chemical conversion battery.
Further, the bottom of the upper/lower terminal on the outside of the laminate and the other side is provided with interconnecting piece, the company
Socket part is equipped with pilot hole；After three guide rods respectively correspondingly pass through three pilot holes, one end and first support base
Connection, the other end are connect with second support base.
Further, the pressure regulating mechanism includes the sliding sleeve being slidably placed on three guide rods, with three sliding sleeves
The pressing plate of connection, and the cylinder between the pressing plate and the push plate, air bag or gas-liquid power-increasing cylinder or hydraulic
Cylinder；The force side of the pressure sensor is equipped with fixed plate, and the fixed plate is fixedly connected with adjacent laminate, the pressing plate and
The adjacent laminate is fixedly connected；Flexible connecting member is equipped between the adjacent laminate.
Further, the pressure regulating mechanism is fixedly connected with the force side of the pressure sensor；The pressure is adjusted
Mechanism includes the connecting plate being fixedly connected with the force side of the pressure sensor, the second guide sleeve being placed on three guide rods,
The second pressing plate being fixedly connected with 3 second guide sleeves, and the gas between second pressing plate and the connecting plate
Cylinder, air bag, hydraulic cylinder or gas-liquid power-increasing cylinder；Positioned at the guide rod both ends laminate respectively with second pressing plate and the pushing
Plate is fixedly connected, and flexible connecting member is arranged between the adjacent laminate.
Further, the motor drive mechanism includes the driven gear for being tightly placed in the screw rod end of four screw pairs, and described
The electricity of the transition gear of driven gear engagement, the driving gear engaged with transition gear, and driving the driving gear rotation
Machine.
Further, multiple support columns are additionally provided on the outside of second support base；One mounting plate connects multiple supports
Column；The motor be set to the mounting plate on, the driving gear is tightly placed on the main shaft of the motor, the transition gear with
The second support base rotation connection.
Further, the laminate includes laminate ontology, set on the pcb board of laminate ontology side and the elasticity of the other side
It holds down assembly；The pcb board is oppositely arranged with the elastic compression component；When chemical conversion compresses battery, the elastic compression component
The tab of battery is pressed on the pcb board of the adjacent laminate.
Further, mounting groove is additionally provided on the laminate ontology, the elastic compression component is set in the mounting groove；Institute
Stating elastic compression component includes groove body, briquetting and spring；The groove body has bottom wall, and the wall set on bottom wall two sides；It is described
The end of wall is equipped with the limiting section of inside bending；The two sides of the briquetting have positive stop lug boss, and multiple briquettings are set to two
Between the wall and positive stop lug boss limit is on the limiting section, equipped with described between the briquetting and the bottom wall
Spring.
Further, the side of the three of the laminate interconnecting pieces is equipped with connection component；The flexible connecting member quantity
It is three groups, three groups of flexible connecting members are connected between the adjacent laminate on corresponding connection component.
Compared with prior art, which has the advantages that
1, when motor drive mechanism pushes push plate movement, while two pressure regulating mechanism movements are pushed, so that two pressure
Regulating mechanism squeezes corresponding laminate respectively to clamp battery, therefore can guarantee the laminate stress in each group of chemical conversion clamping device
Uniformly, two groups of laminate inclinations are avoided the problem that and lead to battery unbalance stress, to guarantee the quality of chemical conversion.
2, in chemical conversion, it is mobile that motor mechanism drives push plate, so that laminate compresses battery, and is passed by two pressure
The pressure that sensor detects the battery of corresponding group respectively, when detecting the pressure difference of two groups of batteries, passes through in formation process
Two pressure regulating mechanisms adjust the pressure to battery, thus pressure suffered by two groups of batteries can be made consistent in formation process,
And in formation process, pressure can be with synchronous adjustment, to guarantee the quality in two groups of chemical conversion clamping devices after the chemical conversion of battery
It is required that.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model battery core stress balance formula formation of Li-ion batteries fixture；
Fig. 2 is the master map of the utility model battery core stress balance formula formation of Li-ion batteries fixture；
Fig. 3 is the structure chart that clamping device is melted into described in the utility model battery core stress balance formula formation of Li-ion batteries fixture；
Fig. 4 is the structure chart of another embodiment of the utility model battery core stress balance formula formation of Li-ion batteries fixture；
Fig. 5 is the structure chart of screw component part described in the utility model battery core stress balance formula formation of Li-ion batteries fixture；
Fig. 6 is the cross-sectional view of the utility model battery core stress balance formula formation of Li-ion batteries fixture；
Fig. 7 is the structure chart of laminate described in the utility model battery core stress balance formula formation of Li-ion batteries fixture；
Fig. 8 is the reverse junction composition of laminate described in the utility model battery core stress balance formula formation of Li-ion batteries fixture；
Fig. 9 is the structure chart of electric driving mechanism described in the utility model battery core stress balance formula formation of Li-ion batteries fixture；
Figure 10 is the structure chart of pressure regulating mechanism described in the utility model battery core stress balance formula formation of Li-ion batteries fixture；
Figure 11 is another implementation of pressure regulating mechanism described in the utility model battery core stress balance formula formation of Li-ion batteries fixture
The structure chart of example；
Figure 12 is the structure chart of elastic compression component described in the utility model battery core stress balance formula formation of Li-ion batteries fixture.
Specific embodiment
The following detailed description will be further explained with reference to the above drawings.
Hereinafter, a variety of specific details are elaborated, in order to provide to the saturating of the concept for constituting described embodiment basis
Thorough understanding.However, it will be apparent to those skilled in the art that described embodiment can be in these no specific details
In some or all situations get off practice.In other cases, well-known processing step is not specifically described.
As shown in Figure 1, battery core stress balance formula formation of Li-ion batteries fixture, including it is opposite and be set in parallel at first
Support four groups of screw pairs 3 between seat 1 and the second support base 2, be fixedly connected with four groups described in screw pair 3 nut push plate 4,
And screw pair 3 described in four groups of driving operates synchronously, the motor drive mechanism 5 for translating push plate 4.First support base 1 and institute
It states and is also symmetrically equipped with two chemical conversion clamping devices 6 between the second support base 2.Four groups of screw pairs 3 are in the diagonal setting of a rectangle, and
And it is used as one group in two screw pairs 3 of same vertical plane, two chemical conversion clamping devices 6 are located between two groups of screw pairs 3.
As Figure 2-3, the chemical conversion clamping device 6 includes pressure sensor 60, pressure regulating mechanism 61,62 He of laminate
Guide rod 63.The pressure sensor 60 is set on first support base 1.Specifically, pressure sensor 60 is through the first support
After seat 1, the interconnecting piece of pressure sensor 60 is tightly connected with 1 bolt lock of the first support base.The pressure regulating mechanism 61 is fixed to be connected
It connects in 4 inside of push plate；After what the more guide rods 63 slided passes through laminate 62 described in multiple groups, one end with described first
It supports seat 1 to connect, the other end is connect with second support base 2；Motor drive mechanism 5 drives the screw rod operating of four screw pairs 3, makes
The push plate 4 pushes the laminate 62 to compress or unclamp by chemical conversion battery.Specifically, battery difference clamping is pressed from both sides in two groups of chemical conversions
When holding in mechanism 6, motor drive mechanism 5 pushes push plate 4 and pressure regulating mechanism 61 to move together, so that pressure regulating mechanism 61 will
Battery is compressed for laminate 62.When the overall thickness of two groups of chemical conversion gripper mechanism grips batteries is inconsistent, pressed from both sides by two groups of chemical conversions
The length for holding each self-adjusting of pressure regulating mechanism 61 compression in mechanism 6, so that the laminate on every group of chemical conversion clamping device 6
62 uniform forces avoid the problem of cell thickness unevenness after chemical conversion to ensure that battery uniform force.And in formation process
In, two pressure sensors 60 detect the chemical conversion pressure of corresponding battery, if when the chemical conversion pressure difference of two groups of batteries, pressure is adjusted
61 adjust automatically of mechanism is to the pressure of this group of battery, so that the pressure of two groups of batteries is consistent；And it can be with electricity in formation process
The pressure in pond is continually changing；Therefore, the change of two groups of batteries can be continuously adjusted simultaneously by two pressure regulating mechanisms 61
At pressure；It to ensure that the pressure of two groups of batteries is consistent, and is synchronous variation, so that reaching chemical conversion after two groups of Battery formations
Effect is identical, ensure that the quality of chemical conversion.
As Figure 7-8, the upper/lower terminal in 62 outside of laminate and the bottom of the other side are provided with interconnecting piece
62a, 62b, 62c, three described interconnecting piece 62a, 62b, 62c are equipped with pilot hole；Three guide rods 63 respectively correspondingly pass through
After three pilot holes, one end is connect with first support base 1, and the other end is connect with second support base 2.Pass through three
Guide rod 63 plays guiding and supporting role to laminate 62, can guarantee the stability that laminate 62 is slided in guide rod 63, and energy
The width for effectively reducing entire battery formation clamp reaches and saves space.
As shown in figs. 3 and 10, the pressure regulating mechanism 61 includes the sliding sleeve being slidably placed on three guide rods 63
610, the pressing plate 611 being connect with three sliding sleeves 610, and the extruding between the pressing plate 611 and the push plate 611
Mechanism 612, pressing mechanism 612 can be cylinder, air bag or gas-liquid power-increasing cylinder or hydraulic cylinder.The pressure sensor 60
Force side is equipped with fixed plate 64, and the fixed plate 64 is fixedly connected with adjacent laminate 62, the pressing plate 611 and adjacent institute
Laminate 62 is stated to be fixedly connected；Flexible connecting member is equipped between the adjacent laminate 62 (attached drawing is display).By battery compressionization
Cheng Shi, force pressure sensor 60 detect the pressure of chemical conversion, when needing to adjust Battery formation pressure, the information that will test
PLC control system is fed back to, pressing mechanism 612 is controlled due to control system to the pressure of battery.
Further, sliding sleeve 610 straight than for 3:8, therefore pressure regulating mechanism 61 can also be played by sliding sleeve 610
Correcting effect, avoids tilting, and it is inclination that reaching, which further prevents from compressing laminate 62,.
Specifically, when pressing mechanism 612 is air bag or cylinder, air bag or cylinder are connect with dynamoelectric proportion valve pipeline,
The inlet end of dynamoelectric proportion valve is connect with air pump or air accumulator pipeline, controls dynamoelectric proportion valve by PLC control system, to reach
Adjust the air pressure in cylinder or air bag, pressure of the further adjustment to battery.When pressing mechanism 612 is hydraulic cylinder, liquid
Cylinder pressure is connect with electronic overflow valve pipeline, and the oil inlet end of overflow valve is connect with hydraulic pump pipeline.Electricity is controlled by PLC control system
Dynamic overflow valve reaches the pressure in adjustment hydraulic cylinder so as to adjust the oil pressure relief of overflow valve, further realizes adjustment battery
Pressure.
Another embodiment of battery core stress balance formula formation of Li-ion batteries fixture, referring to Fig. 3 comprising set relatively and in parallel
Set four groups of screw pairs 3 between the first support base 1 and the second support base 2, be fixedly connected with four groups described in 3 nut of screw pair push away
Pressing plate 4, and screw pair 3 described in four groups of driving operate synchronously, the motor drive mechanism 5 for translating push plate 4.First support
Two chemical conversion clamping devices 6 are also symmetrically equipped between seat 1 and second support base 2.Four groups of screw pairs 3 are diagonal in a rectangle
Setting, and it is used as one group in two screw pairs 3 of same vertical plane, two chemical conversion clamping devices 6 are located between two groups of screw pairs 3.
As shown in figure 3, the chemical conversion clamping device 6 includes pressure sensor 60, pressure regulating mechanism 61 and is led at laminate 62
Bar 63.The pressure sensor 60 is set on first support base 1.Specifically, pressure sensor 60 runs through the first support base 1
Afterwards, the interconnecting piece of pressure sensor 60 is tightly connected with 1 bolt lock of the first support base.The pressure regulating mechanism 61 and the pressure
The force side of sensor 60 is fixedly connected；After what the more guide rods 63 slided passes through laminate 62 described in multiple groups, one end with it is described
The connection of first support base 1, the other end are connect with second support base 2；Motor drive mechanism 5 drives the screw rod of four screw pairs 3
Operating makes the push plate 4 that the laminate 62 be pushed to compress or unclamp by chemical conversion battery.Specifically, battery distinguishes clamping two
When in group chemical conversion clamping device 6, motor drive mechanism 5 pushes push plate 4 and pressure regulating mechanism 61 to move together, so that pressure is adjusted
Mechanism 61 will compress battery for laminate 62.When the overall thickness of two groups of chemical conversion gripper mechanism grips batteries is inconsistent, pass through two
The length of each self-adjusting of pressure regulating mechanism 61 compression in group chemical conversion clamping device 6, so that every group of chemical conversion clamping device 6
On 62 uniform force of laminate avoid the problem of cell thickness unevenness after chemical conversion to ensure that battery uniform force.And
In formation process, two pressure sensors 60 detect the chemical conversion pressure of corresponding battery, if when the chemical conversion pressure difference of two groups of batteries,
61 adjust automatically of pressure regulating mechanism is to the pressure of this group of battery, so that the pressure of two groups of batteries is consistent；And in formation process
In can be with the pressure of battery is continually changing；Therefore, two groups can be continuously adjusted simultaneously by two pressure regulating mechanisms 61
The chemical conversion pressure of battery；It to ensure that the pressure of two groups of batteries is consistent, and is synchronous variation, so that after two groups of Battery formations
Reach that formation effect is identical, ensure that the quality of chemical conversion.
As shown in FIG. 7 and 8, the upper/lower terminal in 62 outside of laminate and the bottom of the other side are provided with interconnecting piece
62a, 62b, 62c, three described interconnecting piece 62a, 62b, 62c are equipped with pilot hole；Three guide rods 63 respectively correspondingly pass through
After three pilot holes, one end is connect with first support base 1, and the other end is connect with second support base 2.Pass through three
Guide rod 63 plays guiding and supporting role to laminate 62, can guarantee the stability that laminate 62 is slided in guide rod 63, and energy
The width for effectively reducing entire battery formation clamp reaches and saves space.
As shown in figure 11, the pressure regulating mechanism 61 is fixedly connected with the force side of the pressure sensor 60.It is described
Pressure regulating mechanism 61 includes the connecting plate 6100 being fixedly connected with the force side of the pressure sensor 60, be placed on three described in lead
The second guide sleeve 6101 on bar 63, the second pressing plate 6102 being fixedly connected with 3 second guide sleeves 6101, and be set to described
Second pressing mechanism 6102 between second pressing plate 6102 and the connecting plate, the second pressing mechanism 6102 can be cylinder, air bag,
Hydraulic cylinder or gas-liquid power-increasing cylinder；Positioned at 63 both ends of guide rod laminate 62 respectively with second pressing plate 6102 and the pushing
Plate 4 is fixedly connected, and flexible connecting member is arranged between the adjacent laminate 62 (attached drawing is display).After battery is compacted, and two
When the overall thickness of group battery is inconsistent, the benchmark of laminate 62 is adjusted by 6102 collapsing length of the second pressing mechanism, so that layer
When plate 62 receives the pressure of push plate 4, laminate 62 is in equilibrium state.Specifically, when the second pressing mechanism 6102 be air bag or
When person's cylinder, air bag or cylinder are connect with dynamoelectric proportion valve pipeline, the inlet end and air pump or air accumulator pipeline of dynamoelectric proportion valve
Connection, controls dynamoelectric proportion valve by PLC control system, to reach the air pressure in adjustment cylinder or air bag, further adjusts
The whole pressure to battery.When the second pressing mechanism 6102 is hydraulic cylinder, hydraulic cylinder is connect with electronic overflow valve pipeline, overflow valve
Oil inlet end connect with hydraulic pump pipeline.Electronic overflow valve is controlled by PLC control system, so as to adjust the overflow pressure of overflow valve
Power, reaches the pressure in adjustment hydraulic cylinder, further realizes adjustment cell pressure.
As shown in figure 9, the motor drive mechanism 5 includes the driven gear 50 for being tightly placed in the screw rod end of four screw pairs 3,
The transition gear 51 engaged with the driven gear 50, the driving gear 52 engaged with transition gear 51, and the driving master
The motor 53 that moving gear 51 rotates.Specifically, 51 quantity of transition gear is two pieces, and the two sides of driving gear 52 are arranged in；Position
It is engaged in the driven gear 50 on same perpendicular screw pair 3 with a transition gear 51.
Further, the outside of second support base 2 is additionally provided with multiple support columns 20；One mounting plate 21 connects multiple described
Support column 20；The motor 53 is set on the mounting plate 21, and the driving gear 52 is tightly placed on the main shaft of the motor 53,
The transition gear 51 is rotatablely connected with second support base 2.
Further, the screw both end of screw pair 3 is cased with bearing, and the bearing at both ends is separately mounted to 1 He of the first support base
In second support base.
As shown in figs 6-8, the laminate 62 includes laminate ontology 620, the pcb board set on 620 side of laminate ontology
621 and the other side elastic compression component 622；The pcb board 621 is oppositely arranged with the elastic compression component 622；Chemical conversion pressure
When tight battery, the tab of battery is pressed on the pcb board 621 of the adjacent laminate by the elastic compression component 622.It is logical
It crosses pcb board 621 and chemical conversion power supply connects electricity, realize and be melted into battery energization.Specifically, there are two independent electricity on pcb board 621
Road, two independent circuits are equipped with power connection end, by two terminals and chemical conversion power electric connection, realize and are powered to battery.
As shown in figure 12, mounting groove is additionally provided on the laminate ontology 620, the elastic compression component 622 is set to described
In mounting groove.The elastic compression component 622 includes groove body 6220, briquetting 6221 and spring；The groove body 6220 has bottom wall,
With the wall for being set to bottom wall two sides；The end of the wall is equipped with the limiting section of inside bending；The two sides of the briquetting 6221 have
There is positive stop lug boss, multiple briquettings 6221 are set between two walls and positive stop lug boss limit is in the limiting section
On, the spring is equipped between the briquetting and the bottom wall.When two adjacent layer plates 62 clamp battery, elastic compression component 322
The tab of battery is pressed on pcb board 621.
As shown in figure 9, the side of three described interconnecting piece 62a, 62b, 62c of the laminate 62 are equipped with connection component；
The flexible connecting member quantity is three groups, and three groups of flexible connecting members are connected to corresponding connection group between the adjacent laminate
On part.Specifically, connection component is divided into three groups of upper, middle and lower；A flexible connection is equipped between the upper connection component of adjacent laminate 62
Part is equipped with another flexible connecting member between the middle connection component of adjacent laminate 62；It is set between the lower connection component of adjacent laminate 62
There is third flexible connecting member.Further, flexible connecting member is chain；Connection component includes fixing piece and connection setting up and down
Pin.After connecting pin and chain pivot joint connection, both ends are fixedly connected on fixing piece.
Further, the top of the laminate 62 is additionally provided with guide part.
Further, the bottom end of the laminate 62 is additionally provided with multiple connecting holes, is equipped with electrical bar in the connecting hole.Electrical bar
After energization, battery hot pressing chemical conversion is realized.
The utility model is not limited to above-mentioned specific embodiment, and those skilled in the art visualize from above-mentioned
Hair, without creative labor, the various transformation made are all fallen within the protection scope of the utility model.
Claims (9)
1. battery core stress balance formula formation of Li-ion batteries fixture, including it is opposite and be set in parallel in the first support base and second
Support seat between four groups of screw pairs, be fixedly connected with four groups described in screw pair nut push plate, and driving four groups described in silk
Bar pair operates synchronously, the motor drive mechanism for translating push plate；It is characterized in that, first support base and second support base
Between also symmetrically be equipped with two chemical conversion clamping devices；The chemical conversion clamping device includes pressure sensor, pressure regulating mechanism, layer
Plate and guide rod；The pressure sensor is set on first support base；The pressure regulating mechanism is fixedly connected on described push away
On the inside of pressing plate or the pressure regulating mechanism is fixedly connected with the force side of the pressure sensor；The more guide rod slidings
Pass through described in multiple groups after laminate, one end is connect with first support base, and the other end is connect with second support base；It is electronic
Mechanism drives the screw rod operating of four screw pairs, makes the push plate that the laminate be pushed to compress or unclamp by chemical conversion battery.
2. battery core stress balance formula formation of Li-ion batteries fixture as described in claim 1, which is characterized in that on the outside of the laminate
The bottom of upper/lower terminal and the other side is provided with interconnecting piece, and the interconnecting piece is equipped with pilot hole；Three guide rods point
After accordingly not passing through three pilot holes, one end is connect with first support base, and the other end and second support base connect
It connects.
3. battery core stress balance formula formation of Li-ion batteries fixture as claimed in claim 2, which is characterized in that the pressure adjusts machine
Structure includes the sliding sleeve being slidably placed on three guide rods, the pressing plate connecting with three sliding sleeves, and be set to the pressing plate with
Cylinder between the push plate, air bag or gas-liquid power-increasing cylinder or hydraulic cylinder；The force side of the pressure sensor is equipped with solid
Fixed board, the fixed plate are fixedly connected with adjacent laminate, and the pressing plate is fixedly connected with the adjacent laminate；It is adjacent described
Flexible connecting member is equipped between laminate.
4. battery core stress balance formula formation of Li-ion batteries fixture as claimed in claim 2, which is characterized in that the pressure adjusts machine
Structure is fixedly connected with the force side of the pressure sensor；The pressure regulating mechanism includes the stress with the pressure sensor
Hold the connecting plate being fixedly connected, the second guide sleeve being placed on three guide rods, second be fixedly connected with 3 second guide sleeves
Pressing plate, and the cylinder between second pressing plate and the connecting plate, air bag, hydraulic cylinder or gas-liquid power-increasing cylinder；It is located at
The laminate at the guide rod both ends is fixedly connected with second pressing plate and the push plate respectively, is arranged between the adjacent laminate
Flexible connecting member.
5. battery core stress balance formula formation of Li-ion batteries fixture according to any one of claims 1-4, which is characterized in that the electricity
Motivation structure includes the driven gear for being tightly placed in the screw rod end of four screw pairs, the transition tooth engaged with the driven gear
The motor of wheel, the driving gear engaged with transition gear, and driving the driving gear rotation.
6. battery core stress balance formula formation of Li-ion batteries fixture as claimed in claim 5, which is characterized in that second support base
Outside be additionally provided with multiple support columns；One mounting plate connects multiple support columns；The motor is set on the mounting plate, institute
It states driving gear to be tightly placed on the main shaft of the motor, the transition gear and second support base are rotatablely connected.
7. battery core stress balance formula formation of Li-ion batteries fixture as described in claim 1, which is characterized in that the laminate includes layer
Plate ontology, set on the pcb board of laminate ontology side and the elastic compression component of the other side；The pcb board and the elasticity
It holds down assembly and is oppositely arranged；When chemical conversion compresses battery, the tab of battery is pressed on the adjacent layer by the elastic compression component
On the pcb board of plate.
8. battery core stress balance formula formation of Li-ion batteries fixture as claimed in claim 7, which is characterized in that on the laminate ontology
It is additionally provided with mounting groove, the elastic compression component is set in the mounting groove；The elastic compression component includes groove body, briquetting and
Spring；The groove body has bottom wall, and the wall set on bottom wall two sides；The end of the wall is equipped with the limit of inside bending
Portion；The two sides of the briquetting have positive stop lug boss, and multiple briquettings are set between two walls and the positive stop lug boss limits
Position is equipped with the spring on the limiting section between the briquetting and the bottom wall.
9. battery core stress balance formula formation of Li-ion batteries fixture as claimed in claim 4, which is characterized in that three institutes of the laminate
The side for stating interconnecting piece is equipped with connection component；The flexible connecting member quantity is three groups, and three groups of flexible connecting members are separately connected
Between the adjacent laminate on corresponding connection component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820892330.XU CN208539014U (en) | 2018-06-08 | 2018-06-08 | Battery core stress balance formula formation of Li-ion batteries fixture |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820892330.XU CN208539014U (en) | 2018-06-08 | 2018-06-08 | Battery core stress balance formula formation of Li-ion batteries fixture |
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| CN208539014U true CN208539014U (en) | 2019-02-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111180815A (en) * | 2019-12-31 | 2020-05-19 | 江西安驰新能源科技有限公司 | Square power battery pressurization becomes anchor clamps |
| CN112582698A (en) * | 2020-12-15 | 2021-03-30 | 惠州市恒泰科技股份有限公司 | Lithium ion battery and parallel formation method thereof |
-
2018
- 2018-06-08 CN CN201820892330.XU patent/CN208539014U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111180815A (en) * | 2019-12-31 | 2020-05-19 | 江西安驰新能源科技有限公司 | Square power battery pressurization becomes anchor clamps |
| CN112582698A (en) * | 2020-12-15 | 2021-03-30 | 惠州市恒泰科技股份有限公司 | Lithium ion battery and parallel formation method thereof |
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