CN117410580A - Packaging equipment for lithium battery - Google Patents
Packaging equipment for lithium battery Download PDFInfo
- Publication number
- CN117410580A CN117410580A CN202311724919.0A CN202311724919A CN117410580A CN 117410580 A CN117410580 A CN 117410580A CN 202311724919 A CN202311724919 A CN 202311724919A CN 117410580 A CN117410580 A CN 117410580A
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- packaging
- guide
- clamping
- soft package
- 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
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 78
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 61
- 238000007789 sealing Methods 0.000 claims abstract description 27
- 238000000605 extraction Methods 0.000 claims abstract description 24
- 239000003792 electrolyte Substances 0.000 claims abstract description 13
- 238000002347 injection Methods 0.000 claims abstract description 8
- 239000007924 injection Substances 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 29
- 239000007788 liquid Substances 0.000 claims description 11
- 230000002441 reversible effect Effects 0.000 claims description 9
- 244000309464 bull Species 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- 238000005303 weighing Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 238000005538 encapsulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Hybrid Cells (AREA)
Abstract
The invention relates to the technical field of lithium battery packaging, and discloses packaging equipment for lithium batteries, which comprises an equipment base, wherein a guide component is arranged on the equipment base, a packaging box is further installed at the top of the equipment base in a lifting manner through a lifting component, a dropper, an air extraction needle head and a heat sealing component are respectively installed in the packaging box, and the packaging box is respectively used for performing electrolyte injection, air extraction and sealing operation on lithium battery soft packages which are guided and conveyed in a stepping manner on the guide component. The carrying table is further provided with two jacking seats which are driven by the adjusting motor to realize clutch arrangement and are used for vertically clamping the lithium battery soft package and opening the lithium battery soft package opening, the carrying table is positioned on two sides of the two jacking seats and is provided with clamping pieces in a clutch mode and used for clamping the lithium battery soft package opening so as to carry out packaging operation, gaps between the sealing part and the positive and negative polar plates can be effectively reduced, residual air suction is reduced, and stability of the lithium battery soft package is improved.
Description
Technical Field
The invention relates to the technical field of lithium battery packaging, in particular to packaging equipment for a lithium battery.
Background
The lithium ion battery is widely applied to various aspects of medical treatment, communication, traffic and the like due to the characteristics of large capacity, good cycle performance and environmental protection, and an electric vehicle adopting the lithium ion battery as power has become a mainstream trend. The lithium ion battery is divided into a cylindrical lithium battery, a square lithium battery and a soft-package lithium battery according to structural characteristics, wherein the soft-package lithium battery is rapidly developed due to the characteristics of light weight and large energy density ratio.
In the prior art, in the packaging process of the soft package of the lithium battery, the fixing mechanism of the machine heat sealing is mainly carried out in a manual heat sealing or machine heat sealing mode, and the fixing mechanism of the machine heat sealing is not used for adjusting the opening and closing of the sealing part of the soft package of the lithium battery, so that the gap between the sealing part and the positive and negative polar plates is larger, and the residual air suction exists after the injection of the quantitative electrolyte is easily caused, so that the stability of a finished product of the soft package of the lithium battery is influenced.
Disclosure of Invention
The invention aims to provide packaging equipment for a lithium battery, and aims to solve the problem that the stability of a soft package finished product is poor due to the problem of opening of a soft package opening part of the traditional lithium battery.
The invention is realized in such a way, the packaging equipment for the lithium battery comprises an equipment base, wherein a guide component is arranged on the equipment base, a packaging box is arranged at the top of the equipment base in a lifting manner through a lifting component, a dropper, an air extraction needle head and a heat sealing component are respectively arranged in the packaging box, and the packaging box is respectively used for performing electrolyte injection, air extraction and sealing operation on the lithium battery soft package which is guided and conveyed in a stepping manner on the guide component;
the conveying assembly comprises two guide rails, a conveying belt is arranged on the guide rails, a carrying table is arranged on the conveying belt in a conveying manner, a weighing sensor is arranged at the bottom of the carrying table and used for quantifying electrolyte injection by matching with the dropper, two jacking supports arranged in a clutch manner are further arranged on the carrying table and used for vertically clamping the lithium battery soft package and opening the lithium battery soft package opening, clamping pieces are arranged on two sides of the jacking supports in a clutch manner and used for clamping the lithium battery soft package opening, the clutch of the jacking supports and the clutch of the clamping pieces are arranged in a reverse synchronization manner, and an adjusting motor used for switching the jacking supports and the clutch of the clamping pieces is arranged on the equipment base.
Preferably, a liquid pump and an air pump are respectively arranged at the top of the packaging box, the liquid outlet end of the liquid pump is connected with the dropper to pump electrolyte into the dropper, and the air exhaust end of the air pump is connected with an air exhaust needle to pump air out of the air exhaust needle;
two heat-seal motors are installed on one side of the packaging box, two groups of guide rods installed inside the packaging box are installed on the output shaft drive of the heat-seal motors, the number of the guide rods in each group is two, clamping plates are respectively sleeved outside two ends of each group of guide rods, one group of the clamping plates is provided with a silica gel layering and a strip-seal heating wire respectively on one opposite side, a notch is formed in the middle of the strip-seal heating wire, a silica gel layering and a spot-seal heating wire are respectively installed on one opposite side of the clamping plates, and the spot-seal heating wire corresponds to the notch of the strip-seal heating wire.
Preferably, the surfaces of the two ends of the guide rod are respectively provided with a forward thread and a reverse thread, and the inner walls of the clamping plates at the two ends of the guide rod are respectively provided with a thread groove meshed with the forward thread and the reverse thread.
Preferably, the device further comprises an electric contact and an adjusting driving piece, wherein the electric contact and the adjusting driving piece are arranged at the top of the device base, and contacts corresponding to the electric contact are arranged at the bottom of the carrying table and are used for judging start-stop control of all parts of the package.
Preferably, the adjusting driving piece comprises a shell, wherein the inside of the shell is connected with a guide block in a sliding way, the end part of the guide block penetrates through and extends to the outer side of the top of the shell, and the adjusting motor is fixedly installed through the end part of the guide block and is used for switching the separation and reunion of the jacking and the clamping pieces;
one side of the shell is provided with an electromagnetic coil, one side of the guide block is connected with an armature, the armature penetrates through and extends to the inside of the electromagnetic coil, and a reset spring is sleeved between the shell and the guide block.
Preferably, the carrying platform comprises a chassis, guide frames erected on guide rails of the guide assembly are arranged on two sides of the chassis, and the guide frames are fixedly connected with the guide belt;
the bottom of chassis is provided with the regulation box, the both sides of regulation box all are connected with the bull stick through the bearing, the regulation box with one side bearing that the bull stick set up perpendicularly is connected with the regulation pole, the regulation pole with the bull stick passes through helical gear meshing transmission, and the both ends outside of bull stick still has the telescopic link through threaded connection, the end of telescopic link with jacking fixed connection, and the jacking with pivot connection has the connecting rod between the clamping piece.
Preferably, the telescopic rod is C-shaped and extends to the top of the chassis;
the output shaft of the adjusting motor and the outer part of the tail end of the adjusting rod are sleeved with corresponding bevel gears.
Preferably, a control device is installed on one side of the packaging box, and the control device comprises a PLC (programmable logic controller) which is electrically connected with each electrical element through the PLC.
The invention discloses a packaging device for a lithium battery, which has the beneficial effects that:
1. the carrying table is further provided with two jacking seats which are driven by the adjusting motor to realize clutch arrangement and are used for vertically clamping the lithium battery soft package and opening the lithium battery soft package opening, the carrying table is positioned on two sides of the two jacking seats and is provided with clamping pieces in a clutch mode and used for clamping the lithium battery soft package opening so as to carry out packaging operation, gaps between the sealing part and the positive and negative polar plates can be effectively reduced, residual air suction is reduced, and stability of the lithium battery soft package is improved.
2. The sealing box is internally provided with a strip-sealed heating wire and a spot-sealed heating wire respectively, the middle part of the strip-sealed heating wire is provided with a notch, the air extraction needle head can carry out air extraction operation through the notch at the soft sealing package position of the lithium battery, after the gas inside the soft sealing package of the lithium battery is extracted, the gas is heat-sealed through the spot-sealed heating wire corresponding to the notch, and the residual quantity of the gas inside the soft sealing package of the lithium battery is reduced.
Drawings
Fig. 1 is a schematic diagram of a packaging device for a lithium battery according to an embodiment of the present invention;
fig. 2 is a schematic rear view of a packaging apparatus for a lithium battery according to an embodiment of the present invention;
fig. 3 is a schematic bottom view of a packaging box of a packaging device for a lithium battery according to an embodiment of the present invention;
fig. 4 is a schematic cross-sectional view of an adjustment drive of a packaging apparatus for a lithium battery according to an embodiment of the present invention;
fig. 5 is a schematic view showing a partial structure of a packaging apparatus for a lithium battery according to an embodiment of the present invention;
fig. 6 is a schematic top view of a carrying table of a packaging apparatus for lithium batteries according to an embodiment of the present invention;
fig. 7 is a schematic view of a partial cross-sectional structure of a carrying table of a packaging apparatus for lithium batteries according to an embodiment of the present invention.
Legend description:
1. an equipment base; 2. a lifting assembly; 3. packaging the box; 4. a guide assembly; 5. a carrying table;
11. an electrical contact; 12. adjusting the driving member;
121. a housing; 122. an electromagnetic coil; 123. an armature; 124. a guide block; 125. a return spring; 126. adjusting a motor;
31. a liquid pump; 32. an air pump; 33. a heat seal assembly; 34. a control device;
311. a dropper; 321. an air extraction needle;
331. a heat sealing motor; 332. a guide rod; 333. a clamping plate; 334. a silica gel layering; 335. sealing the heating wire; 336. spot-sealing the electric heating wire;
51. a chassis; 52. a guide frame; 53. an adjustment box; 54. jacking; 55. a connecting rod; 56. a clamping piece; 57. a weighing sensor;
531. an adjusting rod; 532. a rotating rod; 533. a telescopic rod;
571. and a contact.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
The implementation of the present invention will be described in detail below with reference to specific embodiments.
In this embodiment, referring to fig. 1-2, a preferred embodiment of the present invention is provided.
The packaging equipment for the lithium battery comprises an equipment base 1, wherein a guide component 4 is arranged on the equipment base 1, a packaging box 3 is arranged at the top of the equipment base 1 in a lifting manner through a lifting component 2, a dropper 311, an air extraction needle 321 and a heat sealing component 33 are respectively arranged in the packaging box 3, and the packaging equipment is respectively used for performing electrolyte injection, air extraction and sealing operation on the lithium battery soft package which is guided and conveyed in a stepping manner on the guide component 4;
the guide assembly 4 comprises two guide rails, guide belts are arranged on the guide rails, a carrying table 5 is arranged on the guide belts in a guide way, a weighing sensor 57 is arranged at the bottom of the carrying table 5 and used for quantifying electrolyte injection by matching with the dropper 311, two clutch-arranged jacking 54 are further arranged on the carrying table 5 and used for vertically clamping a lithium battery soft package and opening a lithium battery soft package opening, the carrying table 5 is positioned on two sides of the jacking 54 and is provided with clamping pieces 56 in a clutch mode and used for clamping the lithium battery soft package opening, the clutch of the jacking 54 and the clutch of the clamping pieces 56 are reversely and synchronously arranged, and an adjusting motor 126 used for switching the clutch of the jacking 54 and the clamping pieces 56 is arranged on the equipment base 1.
Referring to fig. 3, a liquid pump 31 and an air pump 32 are respectively installed at the top of the packaging box 3, a liquid outlet end of the liquid pump 31 is connected with the dropper 311, electrolyte is pumped into the dropper 311, an air extraction end of the air pump 32 is connected with an air extraction needle 321, air is pumped out of the air extraction needle 321, a fixed amount of electrolyte is injected into the lithium battery soft package by using the liquid pump 31 in combination with the weighing sensor 57, and the air in the lithium battery soft package is emptied by using the air extraction needle 321 of the air extraction end of the air pump 32.
It is noted that two heat-seal motors 331 are installed on one side of the packaging box 3, two groups of guide rods 332 installed inside the packaging box 3 are installed on the output shaft drive of the two heat-seal motors 331, the number of the guide rods 332 in each group is two, clamping plates 333 are respectively sleeved outside two ends of each group of guide rods 332, one group of the clamping plates 333 is respectively installed with a silica gel layering 334 and a strip-seal heating wire 335, a gap is formed in the middle of the strip-seal heating wire 335, one group of the clamping plates 333 is respectively installed with a silica gel layering 334 and a spot-seal heating wire 336, the spot-seal heating wire 336 corresponds to the gap of the strip-seal heating wire 335, the surfaces of two ends of the guide rods 332 are respectively provided with forward threads and reverse threads, the inner walls of the clamping plates 333 at two ends of the guide rods are respectively provided with thread grooves meshed with the forward threads and the reverse threads, so that the two guide rods 332 installed at the output shaft of the guide rods are respectively driven to rotate by the two heat-seal motors 331, and the clamping plates 333 connected with the forward threads and the direction threads of the two ends of the guide rods are respectively pushed to realize reverse synchronous transmission, the strip-seal heating wire 335 is respectively sealed with the gap, and the spot-seal heating wire 335 is respectively sealed with the gap, and the lithium heating wire 334 is sealed by the battery sealing operation;
wherein, a gap is arranged in the middle of the strip-sealed heating wire 335, so that the air extraction needle 321 can perform air extraction operation through the gap at the soft package of the lithium battery, and after the gas in the soft package of the lithium battery is extracted, the air is heat-sealed through the spot-sealed heating wire 336 corresponding to the gap.
Further, referring to fig. 5, the lithium battery packaging device further comprises an electric contact 11 and an adjusting driving member 12 mounted on the top of the device base 1, a contact 571 corresponding to the electric contact 11 is arranged at the bottom of the carrying table 5, and is used for judging the start-stop control of each component packaged, a metal conductive spring sheet is arranged at the top of the electric contact 11, and when the carrying table 5 is guided over the device base 1, the contact 571 at the bottom of the carrying table 5 is preferentially contacted with the electric contact 11 to generate an electric signal and is received by a PLC in the control device 34, so that the packaging operation of the lithium battery is started to be completed.
Referring to fig. 4, the adjusting driving member 12 includes a housing 121, a guide block 124 is slidably connected in the housing 121, an end of the guide block 124 penetrates and extends to the top outer side of the housing 121, the adjusting motor 126 is fixedly mounted through an end of the guide block 124 and is used for switching the clutch between the jacking 54 and the clamping piece 56, an electromagnetic coil 122 is disposed on one side of the housing 121, an armature 123 is connected to one side of the guide block 124, the armature 123 penetrates and extends to the inside of the electromagnetic coil 122, a reset spring 125 is sleeved between the housing 121 and the guide block 124, when the guide block 123 is required to drive the carrying table 5 to guide, the electromagnetic coil 122 is energized, the armature 123 is adsorbed, the guide block 124 at the end of the armature 123 pulls the adjusting motor 126 to slide in the housing 121 and compresses the reset spring 125, a bevel gear at the output shaft end of the adjusting motor 126 is separated from the bevel gear at the shaft end of the adjusting lever 531 below the carrying table 5 in the sliding process of the guide block 124, when the clutch between the jacking 54 and the clamping piece 56 is required to start to switch, the electromagnetic coil 122 loses magnetism, and the output shaft end of the motor 124 is driven by the reacting force of the guide block 124 to drive the adjusting motor 126 under the reset spring 125, so that the bevel gear 126 is meshed with the bevel gear 531 to drive the bevel gear at the shaft end of the adjusting lever 531 to switch the bevel gear to the adjusting lever to the bevel gear 531.
Referring to fig. 6-7, the carrying platform 5 includes a chassis 51, two sides of the chassis 51 are provided with guide frames 52 erected on the guide rails of the guide assembly 4, the guide frames 52 are fixedly connected with a guide belt, and the carrying platform 5 is pulled to slide on the guide rails by using the guide belt of the guide assembly 4;
further, an adjusting box 53 is disposed at the bottom of the chassis 51, two sides of the adjusting box 53 are connected with a rotating rod 532 through bearings, one side of the adjusting box 53, which is perpendicular to the rotating rod 532, is connected with an adjusting rod 531 through bearings, the adjusting rod 531 and the rotating rod 532 are in meshed transmission through a bevel gear, two ends of the rotating rod 532 are further in threaded connection with a telescopic rod 533, the tail ends of the telescopic rod 533 are fixedly connected with the jacking 54, a connecting rod 55 is connected between the jacking 54 and the clamping piece 56 through a rotating shaft, the telescopic rod 533 is in a C shape and extends to the top of the chassis 51, an output shaft of the adjusting motor 126 and the tail end of the adjusting rod 531 are sleeved with corresponding bevel gears, when a positive and negative pole piece is needed to be placed in for a lithium battery soft package, and electrolyte is needed to be injected for the lithium battery soft package, at this time, only the adjusting rod 531 is needed to drive the rotating rod 532 through the adjusting motor 126, the jacking 54 mounted at the end parts of the two telescopic rods 533 to be close, the two ends of the telescopic rod 533 in threaded connection are pushed, the lithium battery soft package are extruded, and the two ends of the lithium battery soft package are squeezed, and the two ends are then sealed; on the contrary, when the two jacking brackets 54 are far away from each other, the connecting rod 55 connected with the rotating shafts at two sides of the jacking brackets can drive the two clamping pieces 56 connected with the rotating shafts at the end parts of the connecting rod 55 to fold and prop against two sides of the soft lithium battery package, so that the sealing part of the soft lithium battery package is clamped together, the packaging operation can be conveniently carried out, the gap between the sealing part and the positive and negative polar plates can be effectively reduced, the residual existing in air extraction is reduced, and the stability of the soft lithium battery package is improved.
It is worth noting that, the control device 34 is installed to one side of the encapsulation case 3, the control device 34 includes a PLC, the PLC model is S4-400, a communication module is integrated on the control device, the communication module is electrically connected with each electrical element through the PLC, real-time remote automatic control of each electrical element can be achieved through PLC programming, manual operation encapsulation is not needed, and the practicality is high.
The carrying table 5 is further provided with two jacking brackets 54 which are driven by the adjusting motor 126 to realize clutch arrangement and are used for vertically clamping the lithium battery soft package and opening the lithium battery soft package opening, the carrying table 5 is positioned on two sides of the two jacking brackets 54 and is provided with clamping pieces 56 in a clutch mode and used for clamping the lithium battery soft package opening so as to carry out packaging operation, gaps between the sealing part and the positive and negative polar plates can be effectively reduced, residual air suction is reduced, and stability of the lithium battery soft package is improved.
The strip-sealed heating wire 335 and the spot-sealed heating wire 336 are respectively arranged in the packaging box 3, a notch is arranged in the middle of the strip-sealed heating wire 335, the air extraction needle 321 can perform air extraction operation through the notch at the soft packaging part of the lithium battery, after the gas inside the soft packaging part of the lithium battery is extracted, the gas is heat-sealed through the spot-sealed heating wire 336 corresponding to the notch at the position, and the residual quantity of the gas inside the soft packaging part of the lithium battery is reduced.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (8)
1. The packaging equipment for the lithium battery comprises an equipment base and is characterized in that a guide and conveying assembly is arranged on the equipment base, a packaging box is further installed at the top of the equipment base in a lifting mode through a lifting assembly, a dropper, an air extraction needle and a heat sealing assembly are respectively installed in the packaging box, and the packaging box is respectively used for performing electrolyte injection, air extraction and sealing operation on the lithium battery soft package which is guided and conveyed in a stepping mode on the guide and conveying assembly;
the conveying assembly comprises two guide rails, a conveying belt is arranged on the guide rails, a carrying table is arranged on the conveying belt in a conveying manner, a weighing sensor is arranged at the bottom of the carrying table and used for quantifying electrolyte injection by matching with the dropper, two jacking supports arranged in a clutch manner are further arranged on the carrying table and used for vertically clamping the lithium battery soft package and opening the lithium battery soft package opening, clamping pieces are arranged on two sides of the jacking supports in a clutch manner and used for clamping the lithium battery soft package opening, the clutch of the jacking supports and the clutch of the clamping pieces are arranged in a reverse synchronization manner, and an adjusting motor used for switching the jacking supports and the clutch of the clamping pieces is arranged on the equipment base.
2. The packaging device for the lithium battery according to claim 1, wherein a liquid pump and an air pump are respectively arranged at the top of the packaging box, a liquid outlet end of the liquid pump is connected with the dropper to pump electrolyte into the dropper, and an air extraction end of the air pump is connected with an air extraction needle to pump air out of the air extraction needle;
two heat-seal motors are installed on one side of the packaging box, two groups of guide rods installed inside the packaging box are installed on the output shaft drive of the heat-seal motors, the number of the guide rods in each group is two, clamping plates are respectively sleeved outside two ends of each group of guide rods, one group of the clamping plates is provided with a silica gel layering and a strip-seal heating wire respectively on one opposite side, a notch is formed in the middle of the strip-seal heating wire, a silica gel layering and a spot-seal heating wire are respectively installed on one opposite side of the clamping plates, and the spot-seal heating wire corresponds to the notch of the strip-seal heating wire.
3. The packaging device for lithium batteries according to claim 2, wherein the guide bar is provided with a forward thread and a reverse thread on both end surfaces thereof, respectively, and the inner walls of the clamping plates at both ends thereof are provided with thread grooves engaged with the forward thread and the reverse thread, respectively.
4. The packaging device for lithium batteries according to claim 1, further comprising an electric contact and an adjusting driving member mounted on the top of the device base, wherein contacts corresponding to the electric contact are arranged on the bottom of the carrying table, and the contacts are used for judging start-stop control of packaging components.
5. The packaging apparatus for lithium batteries according to claim 4, wherein said adjustment driving member comprises a housing, wherein a guide block is slidably connected to the inside of said housing, an end portion of said guide block penetrates and extends to the outside of the top of the housing, and said adjustment motor is fixedly installed through an end portion of the guide block for switching the separation and reunion of said jacking and clip pieces;
one side of the shell is provided with an electromagnetic coil, one side of the guide block is connected with an armature, the armature penetrates through and extends to the inside of the electromagnetic coil, and a reset spring is sleeved between the shell and the guide block.
6. The packaging device for lithium batteries according to claim 1, wherein the carrying table comprises a chassis, guide frames erected on guide rails of the guide assembly are arranged on two sides of the chassis, and the guide frames are fixedly connected with a guide belt;
the bottom of chassis is provided with the regulation box, the both sides of regulation box all are connected with the bull stick through the bearing, the regulation box with one side bearing that the bull stick set up perpendicularly is connected with the regulation pole, the regulation pole with the bull stick passes through helical gear meshing transmission, and the both ends outside of bull stick still has the telescopic link through threaded connection, the end of telescopic link with jacking fixed connection, and the jacking with pivot connection has the connecting rod between the clamping piece.
7. The packaging apparatus for lithium batteries of claim 6, wherein said telescoping rod is C-shaped and extends to the top of the chassis;
the output shaft of the adjusting motor and the outer part of the tail end of the adjusting rod are sleeved with corresponding bevel gears.
8. A packaging apparatus for lithium batteries according to any one of claims 1-7, characterized in that a control device is mounted on one side of the packaging box, said control device comprising a PLC, which is electrically connected to the respective electrical components by means of the PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311724919.0A CN117410580B (en) | 2023-12-15 | 2023-12-15 | Packaging equipment for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311724919.0A CN117410580B (en) | 2023-12-15 | 2023-12-15 | Packaging equipment for lithium battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117410580A true CN117410580A (en) | 2024-01-16 |
| CN117410580B CN117410580B (en) | 2024-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311724919.0A Active CN117410580B (en) | 2023-12-15 | 2023-12-15 | Packaging equipment for lithium battery |
Country Status (1)
| Country | Link |
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| CN (1) | CN117410580B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| JP2005108629A (en) * | 2003-09-30 | 2005-04-21 | Nec Tokin Tochigi Ltd | Sealed battery and its manufacturing method |
| CN209169288U (en) * | 2019-01-29 | 2019-07-26 | 湖北宇电能源科技股份有限公司 | A kind of lithium-ion-power cell production fluid injection packaging system |
| CN110518291A (en) * | 2019-09-25 | 2019-11-29 | 张蓓 | A kind of soft package lithium battery encapsulation production equipment |
| CN214378761U (en) * | 2020-12-30 | 2021-10-08 | 湖南山锂新能源科技有限公司 | Lithium cell production is with annotating liquid equipment |
| CN113270698A (en) * | 2021-06-10 | 2021-08-17 | 芜湖天弋能源科技有限公司 | Injection device of electrolyte in lithium ion battery |
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