CN112615058A - Soft package formation machine and use method thereof - Google Patents
Soft package formation machine and use method thereof Download PDFInfo
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- CN112615058A CN112615058A CN202110035784.1A CN202110035784A CN112615058A CN 112615058 A CN112615058 A CN 112615058A CN 202110035784 A CN202110035784 A CN 202110035784A CN 112615058 A CN112615058 A CN 112615058A
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- 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
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- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/446—Initial charging measures
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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
Abstract
The invention provides a soft packing formation machine and a method thereof, wherein the soft packing formation machine comprises a main body frame and a plurality of hot and cold pressing integrated clamps arranged on the main body frame; the hot and cold pressing integrated clamp comprises a push plate and a tailstock, a plurality of lead screws are arranged between the push plate and the tailstock, the lead screws are in threaded connection with the push plate, and the lead screws rotate to drive the push plate to slide along the length direction of the push plate; two hanging rods and a plurality of pressing plates are arranged between the push plate and the tailstock, the pressing plates are movably connected with the two hanging rods, and two current conducting plates communicated with an external power supply are arranged on the pressing plates; a disc-shaped pipeline is arranged inside each pressing plate, and a water inlet pipe connector and a water outlet pipe connector which are respectively communicated with the two ends of the disc-shaped pipeline are arranged on the side wall of each pressing plate. The inside disc pipeline of every clamp plate both can lead to hot water, accomplishes the charge-discharge work to soft-packaged electrical core under high temperature high pressure, can lead to the cooling water again, accomplishes the moulding work of cooling to soft-packaged electrical core, has cancelled solitary cold pressing anchor clamps, has practiced thrift equipment cost.
Description
Technical Field
The invention relates to the technical field of soft package power lithium battery manufacturing equipment, in particular to a soft package formation machine and a using method thereof.
Background
The process of carrying out the activation electric core that charges for the first time to the battery among the present soft package lithium ion battery technology is called into, and soft package electric core's formation generally adopts clamp plate pressure heating's mode to carry out the charge-discharge, and it is moulding to carry out the pressure cooling through the cold pressing plate with the electric core after will changing into again. The practically complete soft package battery formation process comprises two steps of high-temperature and high-pressure charging and discharging of the pressing plate and cold pressing and shaping. The soft package formation machine mainly comprises a plurality of pressure heating horizontal formation clamps and a plurality of cold pressing clamps, the hot pressing clamps mainly adopt electric heating, and the cold pressing clamps mainly adopt a mode of introducing cooling water into a pressing plate.
The traditional formation equipment needs to be provided with a large number of hot-pressing clamps to meet the capacity requirement due to long charging and discharging time, and in addition, a certain number of cold-pressing clamps need to be arranged according to the process requirement, so that the equipment clamps are large in number and long and narrow in whole. The battery is carried to hot pressing anchor clamps from code wheel material loading, is carried to cold pressing anchor clamps by hot pressing anchor clamps again, is carried to unloading by cold pressing anchor clamps and tears the dish down, and the scheduling logic of transport mechanism is very complicated to equipment length causes the transport work to keep high-speed operation, and equipment stability will descend. The hot pressing fixture adopts electric heating, a plurality of heating tubes or heating sheets are distributed in the pressing plate, the stability is poor after long-term use, the failure rate is high, and the energy consumption and the maintenance cost of the equipment are high.
Disclosure of Invention
The invention provides a soft package formation machine, which integrates a traditional formation hot-pressing clamp and a traditional cold-pressing clamp into a clamp, and solves the problems of complex soft package formation procedure, complex scheduling logic of a carrying mechanism, large equipment occupation area and the like caused by mutual independence of the cold-pressing clamp and the hot-pressing clamp in formation equipment in the prior art.
In order to solve the technical problem, the invention provides the following technical scheme: the soft packing formation machine comprises a main body frame and a plurality of hot and cold pressing integrated clamps arranged on the main body frame; the hot and cold pressing integrated clamp comprises a push plate and a tailstock, a plurality of lead screws are arranged between the push plate and the tailstock, the lead screws are in threaded connection with the push plate, and the lead screws rotate to drive the push plate to slide along the length direction of the push plate;
two hanging rods and a plurality of pressing plates are further arranged between the push plate and the tailstock, the plurality of pressing plates are movably connected with the two hanging rods, and MYLAR sheets are arranged between the two adjacent pressing plates; each pressing plate is provided with two conductive plates communicated with an external power supply; the push plate is connected with the uppermost press plate in the plurality of press plates;
a disc-shaped pipeline is arranged inside each pressing plate, and a water inlet pipe connector and a water outlet pipe connector which are respectively communicated with the two ends of the disc-shaped pipeline are arranged on the side wall of each pressing plate. The inside disc pipeline of every clamp plate both can lead to hot water, accomplishes the charge-discharge work to soft-packaged electrical core under high temperature high pressure, can lead to the cooling water again, accomplishes the moulding work of cooling to soft-packaged electrical core, has cancelled solitary cold pressing anchor clamps, has practiced thrift equipment cost.
Furthermore, a motor and a gear box connected with the output end of the motor are fixedly arranged on the upper surface of the push plate; the screw rods are respectively connected with the transmission gears in the gear box.
Further, a pressure sensor is arranged on the upper surface of the tailstock, the pressing plate is pushed downwards under the action of the motor when the pushing plate is pressed, the pressing plate is in contact with the pressure sensor, and the motor stops working and enters pressure maintaining after the pressure of the pressing plate, acquired by the pressure sensor, on the pressing plate reaches a preset process pressure; the pressure sensor is used for detecting the mutual pressing force between the pressing plates.
Further, the multi-disc all be provided with the fixed block on the lateral wall of clamp plate, adjacent two be provided with the flexonics rope between the fixed block, the flexonics rope can be flexible steel wire etc. when releasing the multi-disc clamp plate, the motor reversal, the lead screw drives the push pedal rebound, and the push pedal drives the clamp plate rebound that is located the top, and the clamp plate that is located the top drives multi-disc clamp plate rebound through the flexonics rope, and then releases the soft package electricity core between the multi-disc clamp plate.
Further, in order to intuitively and clearly know the temperature of each pressing plate, a plurality of temperature sensors for detecting the temperature of the pressing plate are arranged inside each pressing plate.
Further, be provided with the overhead traveling crane guide rail in the main part frame and set up in remove the overhead traveling crane on the overhead traveling crane guide rail, remove the overhead traveling crane and be used for the centre gripping and remove the soft packet of electricity core in the hot cold integrative anchor clamps of pressing, hot cold pressing anchor clamps merge the back, and the dispatch logic of transport mechanism will simplify, transport work load will reduce by a wide margin.
Further, in order to enable the pressing plates to be directly switched and seamlessly complete the discharging, cooling and shaping of the soft package battery cell under high temperature and high pressure, the soft package shaping machine further comprises a temperature adjusting device, wherein the temperature adjusting device comprises a hot water circulating system and a cold water circulating system;
the hot water circulating system comprises a water inlet system and a water outlet system; the water inlet system comprises a water pump and a water inlet collecting pipe, the hot water circulating water pump is communicated with the water inlet collecting pipe through a hot water pipeline, a plurality of water inlet hoses are arranged on the water inlet collecting pipe and are respectively communicated with water inlet pipe joints on the pressing plates;
the water outlet system comprises a water outlet hose communicated with water outlet pipe joints on the plurality of pressing plates and a water outlet manifold communicated with the water outlet hose, and a hot water return pipe communicated with a hot water circulating pump is arranged on the water outlet manifold;
the cold water circulating system comprises a cold water inlet pipe, a cooling water circulating water pump and a cold water outlet pipe, wherein the cooling water circulating water pump is communicated with the cold water inlet pipe; the cold water inlet pipe is communicated with the water inlet collecting pipe, one end of the cold water outlet pipe is communicated with the water outlet collecting pipe, and the other end of the cold water outlet pipe is communicated with the cooling water circulating water pump.
Furthermore, the temperature adjusting device also comprises a water inlet end electric three-way valve and a water return end electric three-way valve; three ports of the electric three-way valve at the water inlet end are respectively communicated with a hot water pipeline, a cold water pipeline and a water inlet collecting pipe; and three ports of the return end electric three-way valve are respectively communicated with the water outlet collecting pipe, the hot water return pipe and the cold water outlet pipe. The electric three-way valve at the water inlet end and the electric three-way valve at the water return end are arranged, so that the hot water circulating system and the cold water circulating system can share the water inlet collecting pipe and the water outlet collecting pipe, the design of a pipeline is simplified, and the whole temperature adjusting device is simple and efficient.
Furthermore, an electric valve, a water inlet temperature sensor and a water pressure sensor are respectively arranged on the hot water pipeline and the cold water inlet pipe; and a water outlet temperature sensor is arranged on the water outlet collecting pipe. The electric valve is used for controlling the on-off of the water flow of the hot water pipeline and the cold water inlet pipe, and the water inlet temperature sensor and the water pressure sensor are used for detecting the water temperature and the water pressure and judging whether the water temperature and the water pressure reach the process preset temperature and the preset pressure.
The invention also provides a use method of the soft packing formation machine, which comprises the following steps:
step 1: placing a plurality of hot and cold pressing integrated clamps on a main body frame;
step 2: clamping a plurality of soft package battery cells on a hot and cold pressing integrated clamp, specifically, respectively placing the plurality of soft package battery cells between two pressing plates, rotating a motor to drive the pressing plates to press the pressing plates downwards, and moving the pressing plates downwards along two hanging rods to enable the plurality of pressing plates to be mutually pressed, stopping the motor to work and entering pressure maintaining after a pressure sensor on the upper surface of a tail seat reaches a preset process pressure, and enabling a lug on each soft package battery cell to be in contact with a current conducting plate;
and step 3: opening an electric valve and a hot water circulating pump on a hot water pipeline, and closing the electric valve if the pressure or the temperature does not meet the use requirement when hot water passes through a water inlet temperature sensor and a water pressure sensor on the hot water pipeline; when the requirement is met, hot water enters the water inlet end electric three-way valve, a valve port communicated with the cold water pipeline in the water inlet end electric three-way valve is closed, the hot water is sent into a disc-shaped pipeline in the pressing plate to heat each pressing plate, and a temperature sensor in each pressing plate displays the current temperature of the pressing plate;
and 4, step 4: after each pressing plate is heated, hot water flows through the water outlet collecting pipe and the hot water return pipe and returns to the hot water circulating pump, and heating work on the pressing plates is completed;
and 5: electrifying the conductive plate, and charging and discharging the soft-package battery cell;
step 6: opening a cooling water circulating water pump and an electric valve on a cold water inlet pipe, and closing the electric valve if the pressure or the temperature does not meet the use requirement when cold water passes through a water inlet temperature sensor and a water pressure sensor on the cold water inlet pipe; if the requirements are met, the cold water enters the water inlet end electric three-way valve, a valve port in the water inlet end electric three-way valve, which is communicated with the hot water pipeline, is closed, the cold water is sent into a disc-shaped pipeline in the pressing plate, each pressing plate is cooled, and the cooling and shaping work of the soft package battery cell between the pressing plates is completed;
and 7: after the heat exchange of the cold water is completed in the disc-shaped pipeline, the cold water flows through the water outlet collecting pipe and the cold water outlet pipe and flows back to the cooling water circulating water pump;
and 8: after the formation work of the current hot and cold pressing integrated clamp on the soft-packaged battery core is completed, the movable crown block takes out the soft-packaged battery core in the current hot and cold pressing integrated clamp and puts in a blanking station.
The traditional forming hot-pressing fixture and the cold-pressing fixture are integrated into one fixture, the water pipe is designed in the pressing plate, hot water is introduced into a factory when charging and discharging are required to be heated and pressurized, and cooling water is introduced into the factory when cold-pressing molding is required, so that direct switching and seamless connection can be realized in the process. The switching between hot water and cold water can be completed in a very short time, and the process temperature and time of the product are not influenced. So can integrate two processes into one, saved and loosened the hot pressing anchor clamps and got the material and carry to the tight refrigerated work of cramping again of cold pressing anchor clamps. Compared with a complex heating tube circuit design, the pipeline design is more simplified, and the subsequent maintenance is simpler.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural diagram of a soft packing formation machine.
Fig. 2 is a schematic structural view of the hot-cold pressing integrated clamp.
Fig. 3 is a schematic structural view of the pressing plate.
Fig. 4 is a schematic view of the internal structure of the platen.
Fig. 5 is a schematic view of the installation structure of the temperature adjusting device and the hot and cold pressing integrated clamp.
Reference numbers and corresponding part names in the drawings:
1. a main body frame; 2. hot and cold pressing integrated clamp; 3. pushing the plate; 4. a tailstock; 5. a screw rod; 6. a hanging rod; 7. pressing a plate; 8. MYLAR sheet; 9. a conductive plate; 10. a disk-shaped pipeline; 11. a water inlet pipe joint; 12. a water outlet pipe joint; 13. a motor; 14. a gear case; 15. a pressure sensor; 16. a fixed block; 17. a flexible connecting rope; 18. a temperature sensor; 19. a crown block guide rail; 20. moving the crown block; 21. a hot water circulating pump; 22. a hot water pipe; 23. a water inlet manifold; 24. a water inlet hose; 25. a water outlet hose; 26. a water outlet collecting pipe; 27. a hot water return pipe; 28. a cold water inlet pipe; 29. a cooling water circulating water pump; 30. a cold water outlet pipe; 31. an electric three-way valve at the water inlet end; 32. a backwater end electric three-way valve; 33. an electrically operated valve; 34. an inlet water temperature sensor; 35. a water pressure sensor; 36. and a water outlet temperature sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not used as limitations of the present invention.
As shown in fig. 1 to 5, the invention provides a soft package formation machine, which integrates a traditional formation hot-pressing fixture and a traditional cold-pressing fixture into one fixture, and solves the problems of complex soft package formation process, complex scheduling logic of a carrying mechanism, large equipment occupation area and the like caused by mutual independence of the cold-pressing fixture and the hot-pressing fixture in formation equipment in the prior art.
In order to solve the technical problem, the invention provides the following technical scheme: the soft packing formation machine comprises a main body frame 1 and a plurality of hot and cold pressing integrated clamps 2 arranged on the main body frame 1;
be provided with overhead traveling crane guide rail 19 and set up the removal overhead traveling crane on overhead traveling crane guide rail 19 in the main part frame, remove the overhead traveling crane and be used for the centre gripping and remove the interior soft packet of electricity core of hot cold pressure integrative anchor clamps, hot cold pressure anchor clamps merge the back, and the dispatch logic of transport mechanism will simplify, transport work load will reduce by a wide margin.
The hot and cold pressing integrated clamp 2 comprises a push plate 3 and a tailstock 4, a plurality of lead screws 5 are arranged between the push plate 3 and the tailstock 4, the lead screws 5 are in threaded connection with the push plate 3, and the lead screws 5 rotate to drive the push plate 3 to slide along the length direction of the push plate 3; two hanging rods 6 and a plurality of pressing plates 7 are further arranged between the push plate 3 and the tailstock 4, the plurality of pressing plates 7 are movably connected with the two hanging rods 6, and MYLAR sheets 8 are arranged between the two adjacent pressing plates 7; each pressing plate 7 is provided with two conductive plates 9 communicated with an external power supply; the push plate 3 is connected with the uppermost press plate 7 in the plurality of press plates 7; a disc-shaped pipeline 10 is arranged in each pressing plate 7, and a water inlet pipe joint 11 and a water outlet pipe joint 12 which are respectively communicated with two ends of the disc-shaped pipeline 10 are arranged on the side wall of each pressing plate 7;
a plurality of temperature sensors 18 for detecting the temperature of the pressing plate 7 are arranged inside each pressing plate 7, so that the temperature of each pressing plate 7 can be conveniently and clearly known.
The upper surface of the push plate 3 is fixedly provided with a motor 13 and a gear box 14 connected with the output end of the motor 13; the plurality of screw rods 5 are respectively connected with transmission gears in the gear box 14.
The disc pipeline 10 inside every clamp plate 7 both can lead to hot water, accomplishes the charge-discharge work to soft-packaged electrical core under high temperature and high pressure, can lead to the cooling water again, accomplishes the moulding work of cooling to soft-packaged electrical core, has cancelled solitary cold pressing anchor clamps, has practiced thrift equipment cost.
The pressure sensor 15 is arranged on the upper surface of the tailstock 4, the pressing plate 7 is pushed downwards under the action of the motor 13 when the pressing plate 3 is pressed, the pressing plate 7 is in contact with the pressure sensor 15, and the motor 13 stops working and enters pressure maintaining after the pressure of the pressing plate 7 acquired by the pressure sensor 15 reaches the preset process pressure; the pressure sensor 15 is used to detect the mutual pressing force between the plurality of pressing plates 7.
All be provided with fixed block 16 on the lateral wall of multi-disc clamp plate 7, be provided with flexible connection rope 17 between two adjacent fixed blocks 16, flexible connection rope 17 can be flexible steel wire etc. when releasing multi-disc clamp plate 7, the motor 13 reversal, lead screw 5 drives push pedal 3 rebound, push pedal 3 drives the clamp plate 7 rebound that is located the top, clamp plate 7 that is located the top drives multi-disc clamp plate 7 rebound through flexible connection rope 17, and then releases the soft package electricity core between multi-disc clamp plate 7.
The soft packing formation machine further comprises a temperature adjusting device, wherein the temperature adjusting device comprises a hot water circulating system and a cold water circulating system; the hot water circulating system comprises a water inlet system and a water outlet system; the water inlet system comprises a water pump and a water inlet collecting pipe 23, the hot water circulating water pump 21 is communicated with the water inlet collecting pipe 23 through a hot water pipeline 22, a plurality of water inlet hoses 24 are arranged on the water inlet collecting pipe 23, and the plurality of water inlet hoses 24 are respectively communicated with the water inlet pipe connectors 11 on the plurality of pressing plates 7;
the water outlet system comprises a water outlet hose 25 communicated with the water outlet pipe joints 12 on the plurality of pressing plates 7 and a water outlet manifold 26 communicated with the water outlet hose 25, and a hot water return pipe 27 communicated with the hot water circulating water pump 21 is arranged on the water outlet manifold 26;
the cold water circulating system comprises a cold water inlet pipe 28, a cooling water circulating water pump 29 communicated with the cold water inlet pipe 28 and a cold water outlet pipe 30; the cold water inlet pipe 28 is communicated with the water inlet collecting pipe 23, one end of the cold water outlet pipe 30 is communicated with the water outlet collecting pipe 26, and the other end is communicated with the cooling water circulating water pump 29. The temperature adjusting device can enable the pressing plate 7 to be directly switched, and the seamless connection is achieved for discharging, cooling and shaping of the soft package battery core under high temperature and high pressure.
The temperature adjusting device also comprises a water inlet end electric three-way valve 31 and a water return end electric three-way valve 32; three ports of the electric three-way valve 31 at the water inlet end are respectively communicated with the hot water pipeline 22, the cold water pipeline and the water inlet collecting pipe 23; three ports of the return end electric three-way valve 32 are respectively communicated with the water outlet collecting pipe 26, the hot water return pipe 27 and the cold water outlet pipe 30. The arrangement of the electric three-way valve 31 at the water inlet end and the electric three-way valve 32 at the water return end enables a hot water circulating system and a cold water circulating system to share the water inlet collecting pipe 23 and the water outlet collecting pipe 26, the design of the pipeline is simplified, and the whole temperature adjusting device is simple and efficient. The hot water pipeline 22 and the cold water inlet pipe 28 are respectively provided with an electric valve 33, an inlet water temperature sensor 34 and a water pressure sensor 35; an outlet water temperature sensor 36 is arranged on the outlet water collecting pipe 26. The electric valve 33 is used for controlling the on-off of the water flow of the hot water pipeline 22 and the cold water inlet pipe 28, and the water inlet temperature sensor 34 and the water pressure sensor 35 are used for detecting the water temperature and the water pressure and judging whether the preset temperature and the preset pressure of the process are reached.
The invention also provides a use method of the soft packing formation machine, which comprises the following steps:
step 1: placing a plurality of hot and cold pressing integrated clamps 2 on a main body frame 1;
step 2: clamping a plurality of soft package battery cells on a hot and cold pressing integrated clamp 2, specifically, respectively placing the plurality of soft package battery cells between two pressing plates 7, rotating a motor 13 to drive a pushing plate 3 to press the pressing plates 7 downwards, and moving the pressing plates 7 downwards along two hanging rods 6 to enable the pressing plates 7 to be mutually pressed, when a pressure sensor 15 on the upper surface of a tail seat 4 reaches a preset process pressure, stopping the motor 13 to work and enter pressure maintaining, and enabling tabs on the soft package battery cells to be in contact with a current conducting plate 9;
and step 3: opening an electric valve 33 and a hot water circulating water pump 21 on a hot water pipeline 22, when hot water passes through an inlet water temperature sensor 34 and a water pressure sensor 35 on the hot water pipeline 22, and if the pressure or the temperature does not meet the use requirement, closing the electric valve 33; if the requirement is met, the hot water enters the water inlet end electric three-way valve 31, a valve port in the water inlet end electric three-way valve 31, which is communicated with the cold water pipeline, is closed, the hot water is sent to the disc-shaped pipeline 10 in the pressing plate 7, each pressing plate 7 is heated, and the temperature sensor in each pressing plate 7 displays the current temperature of the pressing plate 7;
and 4, step 4: after each pressing plate 7 is heated, hot water flows through the water outlet collecting pipe 26 and the hot water return pipe 27 and returns to the hot water circulating water pump 21, and the heating work of the pressing plates 7 is completed;
and 5: the current conducting plate 9 is electrified to charge and discharge the soft package battery cell;
step 6: opening a cooling water circulating water pump 29 and an electric valve 33 on a cold water inlet pipe 28, when cold water passes through an inlet water temperature sensor 34 and a water pressure sensor 35 on the cold water inlet pipe 28, and if the pressure or the temperature does not meet the use requirement, closing the electric valve 33; if the requirements are met, the cold water enters the water inlet end electric three-way valve 31, a valve port in the water inlet end electric three-way valve 31, which is communicated with the hot water pipeline 22, is closed, the cold water is sent to the disc-shaped pipeline 10 in the pressing plate 7, each pressing plate 7 is cooled, and the cooling and shaping work of the soft package battery core between the pressing plates 7 is completed;
and 7: after the heat exchange of the cold water is completed in the disc pipeline 10, the cold water flows through the water outlet collecting pipe 26 and the cold water outlet pipe 30 and flows back to the cooling water circulating water pump 29;
and 8: after the formation work of the current hot and cold pressing integrated clamp 2 on the soft-packaged battery core is completed, the movable crown block takes out the soft-packaged battery core in the current hot and cold pressing integrated clamp 2 and puts in a discharging station.
The traditional forming hot-pressing fixture and the cold-pressing fixture are integrated into one fixture, the water pipe is designed in the pressing plate 7, hot water is introduced into a factory when charging and discharging are required to be heated and pressurized, and cooling water is introduced into the factory when cold-pressing forming is required, so that direct switching and seamless connection can be realized in the process. The switching between hot water and cold water can be completed in a very short time, and the process temperature and time of the product are not influenced. So can integrate two processes into one, saved and loosened the hot pressing anchor clamps and got the material and carry to the tight refrigerated work of cramping again of cold pressing anchor clamps. Compared with a complex heating tube circuit design, the pipeline design is more simplified, and the subsequent maintenance is simpler.
The above embodiments are provided to further explain the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above embodiments are merely exemplary embodiments of the present invention and are not intended to limit the scope of the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The soft packing formation machine comprises a main body rack (1) and is characterized by further comprising a plurality of hot and cold pressing integrated clamps (2) arranged on the main body rack (1), wherein each hot and cold pressing integrated clamp (2) comprises a push plate (3) and a tailstock (4), a plurality of lead screws (5) are arranged between the push plate (3) and the tailstock (4), the lead screws (5) are in threaded connection with the push plate (3), and the lead screws (5) rotate to drive the push plate (3) to slide along the length direction of the lead screws;
two hanging rods (6) and a plurality of pressing plates (7) are further arranged between the push plate (3) and the tailstock (4), the pressing plates (7) are movably connected with the two hanging rods (6), and a MYLAR sheet (8) is arranged between every two adjacent pressing plates (7); each pressing plate (7) is provided with two conductive plates (9) communicated with an external power supply; the push plate (3) is connected with the uppermost press plate (7) in the plurality of press plates (7);
a disc-shaped pipeline (10) is arranged in each pressing plate (7), and a water inlet pipe connector (11) and a water outlet pipe connector (12) which are respectively communicated with the two ends of the disc-shaped pipeline (10) are arranged on the side wall of each pressing plate (7).
2. The soft packing machine according to claim 1, wherein a motor (13) and a gear box (14) connected with the output end of the motor (13) are fixedly arranged on the upper surface of the push plate (3); the screw rods (5) are respectively connected with transmission gears in the gear box (14).
3. A soft stuffing formation machine according to claim 2, characterized in that said tailstock (4) is provided on its upper surface with a pressure sensor (15).
4. The soft packing formation machine according to claim 3, characterized in that fixing blocks (16) are arranged on the side walls of the pressing plates (7), and a flexible connecting rope (17) is arranged between every two adjacent fixing blocks (16).
5. A soft stuffing formation machine according to claim 4, characterized in that each pressing plate (7) is internally provided with a plurality of temperature sensors (18) for detecting the temperature of the pressing plate (7).
6. The soft packing formation machine according to claim 5, characterized in that an overhead traveling crane guide rail (19) and a movable overhead traveling crane (20) arranged on the overhead traveling crane guide rail (19) are arranged on the main body frame (1), and the movable overhead traveling crane (20) is used for clamping and moving the soft packing core in the hot and cold pressing integrated clamp (2).
7. The soft packing machine of claim 1, further comprising a temperature regulating device, the temperature regulating device comprising a hot water circulation system and a cold water circulation system;
the hot water circulating system comprises a water inlet system and a water outlet system; the water inlet system comprises a water pump and a water inlet collecting pipe (23), the hot water circulating water pump (21) is communicated with the water inlet collecting pipe (23) through a hot water pipeline (22), a plurality of water inlet hoses (24) are arranged on the water inlet collecting pipe (23), and the plurality of water inlet hoses (24) are respectively communicated with the water inlet pipe joints (11) on the pressing plates (7);
the water outlet system comprises a water outlet hose (25) communicated with water outlet pipe joints (12) on the pressing plates (7) and a water outlet collecting pipe (26) communicated with the water outlet hose (25), and a hot water return pipe (27) communicated with a hot water circulating pump (21) is arranged on the water outlet collecting pipe (26);
the cold water circulating system comprises a cold water inlet pipe (28), a cooling water circulating water pump (29) and a cold water outlet pipe (30), wherein the cooling water circulating water pump is communicated with the cold water inlet pipe (28); the cold water inlet pipe (28) is communicated with the water inlet collecting pipe (23), one end of the cold water outlet pipe (30) is communicated with the water outlet collecting pipe (26), and the other end of the cold water outlet pipe is communicated with the cooling water circulating water pump (29).
8. The soft packing machine according to claim 7, wherein the temperature adjusting device further comprises an electric three-way valve (31) at a water inlet end and an electric three-way valve (32) at a water return end; three ports of the water inlet end electric three-way valve (31) are respectively communicated with a hot water pipeline (22), a cold water pipeline and a water inlet collecting pipe (23); and three ports of the return end electric three-way valve (32) are respectively communicated with the water outlet collecting pipe (26), the hot water return pipe (27) and the cold water outlet pipe (30).
9. The soft packing machine of claim 8, wherein the hot water pipe (22) and the cold water inlet pipe (28) are respectively provided with an electric valve (33), an inlet water temperature sensor (34) and a water pressure sensor (35); and an outlet water temperature sensor (36) is arranged on the outlet water collecting pipe (26).
10. The use method of the soft packing machine according to any one of claims 1 to 9, characterized by comprising the following steps:
step 1: placing a plurality of hot and cold pressing integrated clamps (2) on a main body frame (1);
step 2: the method comprises the following steps that a plurality of soft package battery cells are clamped on a hot and cold pressing integrated clamp (2), specifically, the soft package battery cells are respectively placed between two pressing plates (7), a motor (13) rotates to drive a pushing plate (3) to press the pressing plates (7) downwards, the pressing plates (7) move downwards along two hanging rods (6), so that the pressing plates (7) are mutually pressed, when a pressure sensor (15) on the upper surface of a tailstock (4) reaches preset process pressure, the motor (13) stops working to enter pressure maintaining, and tabs on the soft package battery cells are in contact with a current conducting plate (9);
and step 3: opening an electric valve (33) and a hot water circulating pump (21) on a hot water pipeline (22), and closing the electric valve (33) if the pressure or the temperature does not meet the use requirement when hot water passes through an inlet water temperature sensor (34) and a water pressure sensor (35) on the hot water pipeline (22); when the requirement is met, hot water enters the water inlet end electric three-way valve (31), a valve port communicated with a cold water pipeline in the water inlet end electric three-way valve (31) is closed, the hot water is sent to the disc-shaped pipeline (10) in the pressing plate (7), each pressing plate (7) is heated, and a temperature sensor in each pressing plate (7) displays the current temperature of the pressing plate (7);
and 4, step 4: after each pressing plate (7) is heated, hot water flows through the water outlet collecting pipe (26) and the hot water return pipe (27) and returns to the hot water circulating pump (21), and the heating work of the pressing plates (7) is completed;
and 5: the current conducting plate (9) is electrified to charge and discharge the soft package battery cell;
step 6: opening a cooling water circulating water pump (29) and an electric valve (33) on a cold water inlet pipe (28), and closing the electric valve (33) if the pressure or the temperature does not meet the use requirement when cold water passes through an inlet water temperature sensor (34) and a water pressure sensor (35) on the cold water inlet pipe (28); if the requirements are met, cold water enters the water inlet end electric three-way valve (31), a valve port in the water inlet end electric three-way valve (31) communicated with the hot water pipeline (22) is closed, the cold water is sent into the disc-shaped pipeline (10) in the pressing plate (7), each pressing plate (7) is cooled, and the cooling and shaping work of the soft package battery cell between the pressing plates (7) is completed;
and 7: after the heat exchange of the cold water is finished in the disc-shaped pipeline (10), the cold water flows through the water outlet collecting pipe (26) and the cold water outlet pipe (30) and flows back to the cooling water circulating water pump (29);
and 8: after the formation work of the soft-packaged battery core is completed by the current hot-cold-pressing integrated clamp (2), the soft-packaged battery core in the current hot-cold-pressing integrated clamp (2) is taken out by the movable crown block (20) and is placed into a discharging station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110035784.1A CN112615058A (en) | 2021-01-12 | 2021-01-12 | Soft package formation machine and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110035784.1A CN112615058A (en) | 2021-01-12 | 2021-01-12 | Soft package formation machine and use method thereof |
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| CN112615058A true CN112615058A (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110035784.1A Pending CN112615058A (en) | 2021-01-12 | 2021-01-12 | Soft package formation machine and use method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113715390A (en) * | 2021-07-12 | 2021-11-30 | 广东嘉尚新能源科技有限公司 | Manufacturing device and manufacturing method for soft package lithium battery cell |
| CN115663319A (en) * | 2022-11-09 | 2023-01-31 | 厦门海辰储能科技股份有限公司 | Battery formation method and battery formation equipment |
-
2021
- 2021-01-12 CN CN202110035784.1A patent/CN112615058A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113715390A (en) * | 2021-07-12 | 2021-11-30 | 广东嘉尚新能源科技有限公司 | Manufacturing device and manufacturing method for soft package lithium battery cell |
| CN115663319A (en) * | 2022-11-09 | 2023-01-31 | 厦门海辰储能科技股份有限公司 | Battery formation method and battery formation equipment |
| CN115663319B (en) * | 2022-11-09 | 2024-01-26 | 厦门海辰储能科技股份有限公司 | Battery formation method and battery formation equipment |
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