CN210245667U - Horizontal heating and pressurizing formation power supply integrated equipment for polymer lithium battery - Google Patents

Abstract

The utility model provides a horizontal pressurization of heating of polymer lithium cell becomes power integration equipment, include: the lithium battery pressurization forming machine comprises a frame, a protective cover, a first motive power piece, a second motive power piece and a plurality of hot-pressing layer plates, wherein a first baffle, a second baffle and a third baffle are arranged on the frame, the first baffle is arranged on one side edge of one surface of the frame, the second baffle is arranged on the other side edge of one surface of the frame, the third baffle is arranged between the first baffle and the second baffle, the movement speed of charges inside a formed battery is increased by heating and pressurizing each lithium battery, namely the forming speed of the whole lithium battery is increased, and the production and processing speed is increased, and by arranging the horizontal first motive power piece and the horizontal second motive power piece, when the lithium batteries are subjected to pressurization forming, pressure difference can be avoided, so that the pressurization forming of each lithium battery has the same pressure, and the final forming effect of the lithium batteries is well influenced due to different pressures applied to each lithium battery, the overall yield is improved.

Description

Horizontal heating and pressurizing formation power supply integrated equipment for polymer lithium battery

Technical Field

The utility model relates to a lithium cell processing production facility technical field especially relates to horizontal heating and pressurizing formation of polymer lithium cell becomes power integration equipment.

Background

Lithium batteries have become indispensable products at present, are widely applied to electronic products, automobile power energy and other products, and are mostly soft-package lithium batteries. The soft package lithium battery needs to be subjected to formation treatment in the production process. Soft packet of lithium cell on the existing market is of many kinds, and the size is also diverse, in order to guarantee that the lithium cell becomes, is the laminate that a lithium cell corresponds one kind and becomes anchor clamps at present simultaneously.

At present common equipment that becomes to lithium cell pressurization all adopts the form that vertical pressurization becomes, because the gravity reason of lithium cell itself, at the in-process that this vertical pressurization becomes equipment and is pressurizeing and become, a plurality of lithium cells pile together and lead to producing pressure differential, consequently lead to the pressure difference that topmost and least significant end received and influence the pressure that makes every lithium cell receive different, and then influence the final formation effect of lithium cell, the goodness rate reduces.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model adopts the following technical scheme: horizontal heating and pressurizing formation power supply integrated equipment for polymer lithium batteries comprises: the hot-pressing device comprises a frame, a protective cover, a first driving link, a second driving link and a plurality of hot-pressing laminates;

the rack is provided with a first baffle, a second baffle and a third baffle, the first baffle is arranged on one side of one face of the rack, the second baffle is arranged on the other side of one face of the rack, and the third baffle is arranged between the first baffle and the second baffle;

the first motive power piece is arranged between the first baffle and the third baffle and arranged on the rack, one surface of the first motive power piece is provided with a first fixing plate, one surface, far away from the first motive power piece, of the first fixing plate is provided with four first sliding rods, one ends, far away from the first fixing plate, of the four first sliding rods are connected with a second fixing plate, the first fixing plate is provided with a first through hole, and an output shaft of the first motive power piece penetrates through the first through hole to be connected with a first push block;

the second driving link is arranged between the second baffle and the third baffle and arranged on the frame, a third fixed plate is arranged on one surface of the second driving link, four second sliding rods are arranged on one surface, far away from the second driving link, of the third fixed plate, one ends, far away from the third fixed plate, of the four second sliding rods are connected with a fourth fixed plate, a second through hole is formed in the third fixed plate, and an output shaft of the second driving link penetrates through the second through hole to be connected with a second push block;

the plurality of hot-pressing layer plates are respectively arranged on the four first sliding rods and the four second sliding rods;

the protection casing set up in the frame, just the protection casing cover is located the outside of first baffle with the second baffle.

Furthermore, each hot-pressing laminate comprises a contact clamp plate and a laminate plate, wherein one surface of the contact clamp plate is provided with two tabs which are arranged at intervals, one end of the contact clamp plate is provided with two wiring terminals, each wiring terminal is used for electrically connecting one tab with an external power supply, the contact clamp plate is also provided with a plurality of first fixing holes, two ends of the laminate plate are respectively connected with a connecting plate, one surface of the connecting plate is provided with a containing groove, a tab pressing assembly is movably arranged in the containing groove, the other surface of the connecting plate is provided with a plurality of second fixing holes, each first fixing hole is correspondingly formed with one second fixing hole, the contact clamp plate is detachably connected with the surface of the connecting plate, which is far away from the tab pressing assembly, through the first fixing holes, and the connecting plate is also provided with two connecting holes, the two connecting holes are arranged at intervals.

Furthermore, a heating plate is arranged on one surface of the layer plate, the heating plate is provided with a wiring block, and the heating plate penetrates through the wiring block through an electric wire to be electrically connected with an external power supply.

The first driving member and the second driving member are electrically connected with the controller.

Furthermore, a placing cabinet is arranged on the rack, the controller is arranged in the placing cabinet, a temperature control module is further arranged in the placing cabinet, a thermocouple is arranged on each layer plate, and the thermocouples are electrically connected with the temperature control modules.

Further, the first prime movers are placed on the rack in parallel.

Further, the second prime movers are placed on the rack in parallel.

Furthermore, a first door body and a second door body are arranged on the protective cover, and the first door body and the second door body are correspondingly arranged.

Further, be provided with the lamp strip on the safety cover, the lamp strip set up in first moving power piece with the second moves the top of power piece.

Furthermore, the rack is also provided with four micro switches, two micro switches are movably abutted against the first door body, the other two micro switches are movably abutted against the second door body, the four micro switches are respectively electrically connected with the lamp strip, and the four micro switches are electrically connected with the controller.

The utility model has the advantages that: when the lithium battery needs to be formed, a lithium battery is placed between every two hot-pressing laminate plates, then the first motive power piece and the second motive power piece are controlled by the controller, so that the output shaft of the first motive power piece pushes the first push block to move towards the direction of the hot-pressing laminate plates, the output shaft of the second motive power piece pushes the second push block to move towards the direction of the hot-pressing laminate plates, after the first push block is abutted to the hot-pressing laminate plates, the first push block starts to push the hot-pressing laminate plates under the driving of the first motive power piece, so that the hot-pressing laminate plates start to be compressed, and then the lithium battery is pressurized, at the moment, two electrode lug pressing assemblies on one laminate plate respectively press two contact clamp plates on the other laminate plate, then the external power supply is communicated with lugs on the two contact clamp plates of the laminate plates, the formed battery is pressurized and formed, and the heating plates are electrified, the heating plate starts to be heated, and the lithium batteries are heated and pressurized to form the lithium batteries, so that the moving speed of charges in the lithium batteries is increased, the forming speed of the whole lithium batteries is increased, and the production and processing speed is increased. Further, the controller is a PLC controller, and the controller can be programmed to control the first driving link and the second driving link respectively, that is, when the first driving link is required to operate, the second driving link stops, or the first driving link stops, the second driving link operates, or both the first driving link and the second driving link operate simultaneously, which can be implemented by the controller, that is, different control modes are selected according to specific requirements, and the description in this embodiment is not repeated. Through setting up horizontal first driving power piece and the second driving power piece for when pressurizeing the lithium cell and become, can avoid producing the pressure differential, make the pressurization that every lithium cell becomes all to have the same pressure, solve the pressure difference that every lithium cell received well and influence the final formation effect of lithium cell, improve holistic excellent rate.

Drawings

The figures further illustrate the invention, but the embodiments in the figures do not constitute any limitation of the invention.

Fig. 1 is a schematic view of an overall structure of a horizontal heating and pressurizing formation power supply integrated device for a polymer lithium battery according to an embodiment;

FIG. 2 is a schematic view of an embodiment of a directional connection between a housing and a shield;

fig. 3 is a schematic view of an embodiment of an integrated horizontal heating and pressurizing formation power supply device for a polymer lithium battery;

fig. 4 is a schematic view of another direction of the horizontal heating and pressurizing formation power supply integrated device for the polymer lithium battery according to the embodiment;

FIG. 5 is a schematic view of an embodiment of a hot-pressed laminate;

FIG. 6 is a schematic diagram illustrating an orientation of a first prime mover according to one embodiment;

FIG. 7 is a schematic diagram of an embodiment of a second prime mover.

Detailed Description

The following will combine the drawings of the embodiments of the present invention to further describe the technical solution of the present invention, and the present invention is not limited to the following specific embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

As shown in fig. 1 to 7, the horizontal heating and pressurizing formation power supply integrated device for the polymer lithium battery comprises: the hot-pressing machine comprises a machine frame 100, a protective cover 200, a first motive power piece 300, a second motive power piece 400 and a plurality of hot-pressing layer plates 520, wherein a first baffle plate, a second baffle plate 110 and a third baffle plate 120 are arranged on the machine frame 100, the first baffle plate is arranged on one side edge of one face of the machine frame 100, the second baffle plate 110 is arranged on the other side edge of one face of the machine frame 100, and the third baffle plate 120 is arranged between the first baffle plate and the second baffle plate 110.

The first motive power piece 300 is disposed between the first baffle and the third baffle 120, and is disposed on the machine frame 100, a first fixing plate 310 is disposed on one surface of the first motive power piece 300, four first sliding rods 320 are disposed on one surface of the first fixing plate 310 away from the first motive power piece 300, one ends of the four first sliding rods 320 away from the first fixing plate 310 are connected to a second fixing plate 330, a first through hole is disposed on the first fixing plate 310, an output shaft of the first motive power piece 300 passes through the first through hole to be connected to a first push block, the second motive power piece 400 is disposed between the second baffle 110 and the third baffle 120, and is disposed on the machine frame 100, a third fixing plate 410 is disposed on one surface of the second motive power piece 400, and four second sliding rods 420 are disposed on one surface of the third fixing plate 410 away from the second motive power piece 400, one ends of the four second sliding rods 420 far away from the third fixing plate 410 are all connected with a fourth fixing plate 430, a second through hole is formed in the third fixing plate 410, and an output shaft of the second motive power element 400 penetrates through the second through hole to be connected with a second pushing block.

The plurality of hot-pressing layer plates 520 are respectively disposed on the four first sliding rods 320 and the four second sliding rods 420, the protective cover 200 is disposed on the rack 100, and the protective cover 200 is sleeved on the outer sides of the first baffle plate and the second baffle plate 110. Through setting up protection casing 200, when the lithium cell processing becomes, can fine avoid external factor's interference, and ensure whole processing production's security well.

Further, each hot-pressing layer plate 520 comprises a contact clamp plate 510 and a layer plate 520, wherein one surface of the contact clamp plate 510 is provided with two tabs 511, the two tabs 511 are arranged at intervals, one end of the contact clamp plate 510 is provided with two connecting terminals 512, each connecting terminal 512 is used for electrically connecting one tab 511 with an external power supply, the contact clamp plate 510 is further provided with a plurality of first fixing holes 513, two ends of the layer plate 520 are respectively connected with a connecting plate 530, one surface of the connecting plate 530 is provided with a containing groove, a tab pressing assembly 540 is movably arranged in the containing groove, the other surface of the connecting plate 530 is provided with a plurality of second fixing holes, each first fixing hole 513 is correspondingly arranged with one second fixing hole, and the contact clamp plate 510 is detachably connected with the surface of the connecting plate 530 far away from the tab pressing assembly 540 through the first fixing holes 513, the connecting plate 530 is further provided with two connecting holes 531, the two connecting holes 531 are spaced apart from each other, specifically, one surface of the layer plate 520 is provided with a heating plate 550, the heating plate 550 is provided with a connecting block 551, and the heating plate 550 is electrically connected with an external power supply by passing an electric wire through the connecting block 551. And further includes a controller to which the first prime mover 300 and the second prime mover 400 are electrically connected. It is worth mentioning that the first prime mover 300 is disposed in parallel on the rack 100, and the second prime mover 400 is disposed in parallel on the rack 100.

That is, each of the hot pressing plates 520 is slidably connected to four first sliding rods 320 of the first fixing plate 310 or four second sliding rods 420 of the second fixing plate 330 through four connecting holes 531, that is, each of the first sliding rods 320 is inserted into one of the connecting holes 531, each of the second sliding rods 420 is inserted into one of the connecting holes 531, that is, the hot pressing plate 520 can slide on the first sliding rod 320 or the hot pressing plate 520 can slide on the second sliding rod 420. And every two hot-pressed laminate plates 520 on the same prime mover are connected by a PET film.

In the above embodiment, when the lithium battery needs to be formed, a lithium battery is placed between every two hot-pressing laminate plates 520, the lithium battery is placed on the PET film, then the controller controls the first driving element 300 and the second driving element 400, so that the output shaft of the first driving element 300 pushes the first push block to move towards the direction of the hot-pressing laminate plates 520, the output shaft of the second driving element 400 pushes the second push block to move towards the direction of the hot-pressing laminate plates 520, after the first push block abuts against the hot-pressing laminate plates 520, the first push block starts to push the hot-pressing laminate plates 520 under the driving of the first driving element 300, so that the hot-pressing laminate plates 520 start to be pressed, and then the lithium battery is pressurized, at this time, two tab assemblies 540 on one laminate plate 520 press two electrodes of the lithium battery on two contact clamp plates 510 on the other laminate plate 520 respectively, and then the two tabs 511 on the two contact clamp plates 510 of the laminate plate 520 are connected through the, pressurizing and forming the formed battery, and electrifying the heating plate 550 to heat the heating plate 550, heating and pressurizing the formed battery by heating each lithium battery, so that the moving speed of the charges in the formed battery is increased, namely, the forming speed of the whole lithium battery is increased, and the production and processing speed is increased. Further, the controller is a PLC controller, and is programmed to enable the controller to control the first motive power member 300 and the second motive power member 400 separately, that is, when it is required that the first motive power member 300 works, the second motive power member 400 stops, or the first motive power member 300 stops and the second motive power member 400 works, or both the first motive power member 300 and the second motive power member 400 work simultaneously, which is to select different control modes according to specific needs, and is not described redundantly in this embodiment. Through setting up horizontal first driving power piece 300 and second driving power piece 400 for when pressurizeing the lithium cell and become, can avoid producing the pressure differential, make the pressurization of every lithium cell become all to have the same pressure, solve the pressure difference that every lithium cell received well and influence the final formation effect of lithium cell, improve holistic excellent rate.

In one embodiment, the rack 100 is provided with a placing cabinet 130, the controller is disposed in the placing cabinet 130, a temperature control module is further disposed in the placing cabinet 130, and a thermocouple is disposed on each layer plate 520 and electrically connected to the temperature control module. That is, the temperature on the heating plate 550 is detected by the thermocouple, and then the signal is sent to the temperature control module, and the specific temperature on the heating plate 550 can be adjusted by comparing the temperature with the preset temperature. Be provided with first door body 140 and second door body 150 on the protection casing 200, first door body 140 with second door body 150 corresponds the setting, be provided with the lamp strip on the protection casing 200, the lamp strip set up in first driving power piece 300 with the second is the top of driving power piece 400, still be provided with four micro-gap switches, two in the frame 100 micro-gap switch with first door body 140 activity butt, two in addition micro-gap switch with second door body 150 activity butt, four micro-gap switch respectively with the lamp strip electricity is connected, and four micro-gap switch with the controller electricity is connected. That is to say, place cabinet 130 and be used for placing the required various circuits of this integration equipment, through the whole arrangement to the circuit, both made things convenient for in subsequent inspection and maintenance, space has been saved again, and through setting up first door body 140 and second door body 150 on protection casing 200, first door body 140 sets up the one side that has first driving power piece 300, second door body 150 sets up the one side that has second driving power piece 400, through setting up first door body 140 and second door body 150, just open when placing the lithium cell on past hot pressing plywood 520, then when placing the back that finishes and need pressurize and become, be about to first door body 140 and second door body 150 close, improve the holistic security of equipment.

In the above embodiment, by respectively arranging the micro switches on the edges of the first door body 140 and the second door body 150, when the first door body 140 or the second door body 150 is opened, the micro switch is triggered, at this time, the light bar on the protective cover 200 emits light, when the first door body 140 and the second door body 150 are closed, the micro switch is triggered again, at this time, the light bar on the protective cover 200 is extinguished, that is, by arranging the light bar, so that light can be irradiated when a lithium battery is placed, a bright working environment is provided, and the lithium battery can be conveniently placed.

In an embodiment, the side wall of the storage cabinet 130 is further provided with a plurality of exhaust fans, and the exhaust fans can be used for dissipating heat and cooling the circuit in the storage cabinet 130 well, so that the phenomenon that the temperature in the storage cabinet 130 is too high to affect the overall working efficiency is avoided.

As described above, the above embodiments are not limiting embodiments of the present invention, and modifications or equivalent variations made by those skilled in the art based on the substance of the present invention are within the technical scope of the present invention.

Claims (10)

1. Horizontal heating and pressurizing formation power supply integrated equipment for polymer lithium batteries is characterized by comprising: the hot-pressing device comprises a frame, a protective cover, a first driving link, a second driving link and a plurality of hot-pressing laminates;

the rack is provided with a first baffle, a second baffle and a third baffle, the first baffle is arranged on one side of one face of the rack, the second baffle is arranged on the other side of one face of the rack, and the third baffle is arranged between the first baffle and the second baffle;

the first motive power piece is arranged between the first baffle and the third baffle and arranged on the rack, one surface of the first motive power piece is provided with a first fixing plate, one surface, far away from the first motive power piece, of the first fixing plate is provided with four first sliding rods, one ends, far away from the first fixing plate, of the four first sliding rods are connected with a second fixing plate, the first fixing plate is provided with a first through hole, and an output shaft of the first motive power piece penetrates through the first through hole to be connected with a first push block;

the second driving link is arranged between the second baffle and the third baffle and arranged on the frame, a third fixed plate is arranged on one surface of the second driving link, four second sliding rods are arranged on one surface, far away from the second driving link, of the third fixed plate, one ends, far away from the third fixed plate, of the four second sliding rods are connected with a fourth fixed plate, a second through hole is formed in the third fixed plate, and an output shaft of the second driving link penetrates through the second through hole to be connected with a second push block;

the plurality of hot-pressing layer plates are respectively arranged on the four first sliding rods and the four second sliding rods;

the protection casing set up in the frame, just the protection casing cover is located the outside of first baffle with the second baffle.

2. The horizontal heating and pressurizing formation power supply integrated equipment for the polymer lithium battery as claimed in claim 1, wherein: each hot-pressing laminated plate comprises a contact clamp plate and a laminated plate, wherein one surface of the contact clamp plate is provided with two tabs which are arranged at intervals, one end of the contact clamp plate is provided with two wiring terminals, each wiring terminal is used for electrically connecting one tab with an external power supply, the contact clamp plate is also provided with a plurality of first fixing holes, two ends of the laminated plate are respectively connected with a connecting plate, one surface of the connecting plate is provided with a containing groove, a tab pressing component is movably arranged in the containing groove, the other surface of the connecting plate is provided with a plurality of second fixing holes, each first fixing hole is correspondingly arranged with one second fixing hole, the contact clamp plate is detachably connected with the surface of the connecting plate, which is far away from the tab pressing component, through the first fixing holes, and the connecting plate is also provided with two connecting holes, the two connecting holes are arranged at intervals.

3. The horizontal heating and pressurizing formation power supply integrated equipment for the polymer lithium battery as claimed in claim 2, wherein: the heating plate is arranged on one side of the laminate and provided with a wiring block, and the heating plate penetrates through the wiring block through an electric wire to be electrically connected with an external power supply.

4. The horizontal heating and pressurizing formation power supply integrated equipment for the polymer lithium battery as claimed in claim 3, wherein: the first driving member and the second driving member are electrically connected with the controller.

5. The horizontal heating and pressurizing formation power supply integrated equipment for the polymer lithium battery as claimed in claim 4, wherein: the rack is provided with a placing cabinet, the controller is arranged in the placing cabinet, a temperature control module is further arranged in the placing cabinet, each layer plate is provided with a thermocouple, and the thermocouples are electrically connected with the temperature control modules.

6. The horizontal heating and pressurizing formation power supply integrated equipment for the polymer lithium battery as claimed in claim 5, wherein: the first driving link is placed on the machine frame in parallel.

7. The horizontal heating and pressurizing formation power supply integrated equipment for the polymer lithium battery as claimed in claim 6, wherein: the second prime mover is placed on the frame in parallel.

8. The horizontal heating and pressurizing formation power supply integrated equipment for the polymer lithium battery as claimed in claim 7, wherein: the protective cover is provided with a first door body and a second door body, and the first door body and the second door body are correspondingly arranged.

9. The horizontal heating and pressurizing formation power supply integrated equipment for the polymer lithium battery as claimed in claim 8, wherein: be provided with the lamp strip on the safety cover, the lamp strip set up in first moving power piece with the second moves the top of power piece.

10. The horizontal heating and pressurizing formation power supply integrated equipment for the polymer lithium battery as claimed in claim 9, wherein: the rack is also provided with four micro switches, two micro switches are movably abutted against the first door body, the other two micro switches are movably abutted against the second door body, the four micro switches are respectively electrically connected with the lamp strip, and the four micro switches are electrically connected with the controller.

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