CN115084663A - Square lithium cell electricity core hot press unit - Google Patents

Abstract

The invention discloses a hot-pressing device for a square lithium battery cell, and relates to the technical field of cell production. This square lithium battery electricity core hot press unit, including the base case, the top fixed mounting of base case has the top case, and fixed mounting has the backup pad between the both sides inner wall of base case, has seted up the spread groove in the backup pad, and the top of backup pad is carried the thing and is pressed the board. This square lithium battery electricity core hot press unit, through pushing down the mechanism, pressure sensor and laser range finding sensor's cooperation is used, make the stripper plate when extruding electric core, can be through the distance when laser range finding sensor control extrudees electric core, with the thickness of control extrusion electric core, it all fixes owing to the distance of pushing down at every turn to have solved current partial device, lead to the device only can extrude the electric core of unified thickness, need debug or the problem of changing the device again the device when the electric core of different thickness of needs extrusion, the flexibility of device has been improved, the practicality of device has been promoted.

Description

Square lithium cell electricity core hot press unit

Technical Field

The invention relates to the technical field of battery cell production, in particular to a square lithium battery cell hot-pressing device.

Background

At present, when a naked battery cell is assembled, the naked battery cell generally needs to be subjected to integral hot pressing, but in the using process of the existing partial device, such as the device with the publication number of CN113991163A, because the distance of each pressing is fixed, the device can only press out the electric cores with uniform thickness, and when the electric cores with different thicknesses need to be pressed out, the device needs to be debugged or replaced again, so that the limitation of the device is caused, meanwhile, when the electric core is conveyed to the extrusion position, the existing part of the device is heated and extruded, if the electric core is not heated sufficiently, the electric core needs to wait or is extruded without being heated sufficiently, so that the electric core is difficult to extrude and damage, the cost is increased, the hot-pressing efficiency is reduced, and in addition, after the existing part of the device is pressurized, the battery core is difficult to take out due to the fact that the battery core is heated and adhered to the lower pressing plate, and the efficiency of the whole process is reduced.

Disclosure of Invention

The invention aims to solve at least one technical problem in the prior art, and provides a hot-pressing device for a square lithium battery cell, which can solve the problems that the conventional partial device cannot process cells with different thicknesses, is insufficient in heating and is difficult to discharge after processing.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a square lithium cell electricity core hot press unit, includes:

the top of the base box is fixedly provided with a top base box, a supporting plate is fixedly arranged between the inner walls of the two sides of the base box, a connecting groove is formed in the supporting plate, and a pressed plate is carried on the top of the supporting plate;

the conveying mechanism is arranged in the base box and is positioned below the supporting plate;

the heating mechanism is arranged at the top of the base box;

the ejection mechanism is arranged inside the base box;

the pushing mechanism is arranged inside the top seat box and comprises a third motor, a driving wheel and a driven wheel, a set of third motor is fixedly mounted at the top of the top seat box, the driving wheel and two sets of driven wheels are rotatably mounted at the top of the inner side of the top seat box, and a rotating shaft of the third motor is in transmission connection with the driving wheel.

Preferably, the pushing mechanism still includes the lead screw, the threading board, the guide bar, the connecting rod, measure board and fixed plate, the action wheel meshes with two sets of follow driving wheels mutually, the inner wall fixed mounting of base case has the fixed plate, two sets of bottom each fixed mounting from the driving wheel has a set of lead screw, two sets of lead screws rotate and install in the top of fixed plate, the threading board is installed to the screw thread on two sets of lead screws, fixed mounting has two sets of guide bars between the inboard top of footstock case and the top of fixed plate, the threading board movable sleeve is located on two sets of guide bars, the bottom fixed mounting of threading board has the connecting rod, the one end of connecting rod runs through the below that the fixed plate extends to the fixed plate and fixed mounting has the measurement board, be provided with the stripper plate under the measurement board.

Preferably, transport mechanism includes slide bar, conveying board, gear, first motor and pinion rack, and fixed mounting has two sets of slide bars between the both sides inner wall of base case, and the movable sleeve is equipped with the conveying board on two sets of slide bars, rotates between the front and back side inner wall of conveying board and installs the gear, and the front side outer fixed surface of conveying board installs first motor, and the pivot and the gear drive of first motor are connected, and the bottom fixed connection of spread groove and pressure board is passed through at the top of conveying board.

Preferably, the heating mechanism includes a wind outlet plate, an air heater, a spring set, a connecting plate and anti-slip beads, the top of the wind inlet plate is provided with the wind outlet plate, the air heater is fixedly mounted on the outer surface of one side of the wind outlet plate, the output end of the air heater is communicated with the inside of the wind outlet plate, a wind blowing groove is formed in the inner wall of the wind outlet plate, a groove is formed in the top of the wind inlet plate, the wind outlet plate is partially arranged in the groove, at least two sets of clamping grooves are formed in the inner wall of the groove, the spring set is fixedly mounted on the inner wall of each set of clamping grooves, a set of connecting plate is respectively arranged in each set of clamping grooves, each set of connecting plate is fixedly connected with the spring set, and at least two sets of anti-slip beads are fixedly mounted on the wind outlet plate and each set of connecting plates and are meshed with each other.

Preferably, the liftout mechanism includes first sloping block, the liftout pole, the second motor, the threaded rod, a screw thread section of thick bamboo and second sloping block, the inner wall that receives the board is provided with first sloping block, the top fixed mounting of first sloping block has two sets of liftout poles, two sets of liftout holes have been seted up at the top that receives the board, two sets of liftout poles respectively set up in two sets of liftout holes, the inner wall fixed mounting that receives one side of board has the second motor, one side surface rotation of second motor installs the threaded rod, the pivot and the threaded rod transmission of second motor are connected, the surface of threaded rod is provided with a screw thread section of thick bamboo, threaded rod thread mounting is in a screw thread section of thick bamboo, one side surface fixed mounting of a screw thread section of thick bamboo has the second sloping block, the top of second sloping block is laminated with the bottom of first sloping block mutually.

Preferably, the bottom fixed mounting who measures the board has pressure sensor, stripper plate and pressure sensor fixed connection, and the fixed surface of one side of measuring the board installs laser range sensor, and the inside fixed mounting who measures the board has the battery, and the battery is connected with pressure sensor and laser range sensor electricity, and laser range sensor is connected with the third motor electricity, has reached the effect that can control electric core by extrusion's thickness.

Preferably, a set of installation entrance to a cave has respectively been seted up to the front side of base case and top seat case, respectively inlays in two sets of installation entrance to a cave and installs a set of observation window, has reached and can observe the progress in order to control the effect of flow when hot pressing electric core, the bottom of stripper plate and the top of receiving the board each fixed mounting have a set of slipmat, have reached and can increase electric core stability when hot pressing electric core and avoid gliding effect on receiving the board.

Preferably, the outer wall department fixedly connected with circulating pipe of play tuber plate, the one end of circulating pipe extends to the input end department of air heater, and the outer wall department fixed mounting who goes out the tuber plate has temperature sensor, and temperature sensor's response end extends to the inboard of going out the tuber plate, and temperature sensor is connected with the air heater electricity, the top that receives the board is rotated and is installed and to be able to be with a tuber plate open-top confined sealed lid, receives the top fixed mounting of board to have servo motor, servo motor's output shaft and sealed lid and the rotation junction fixed connection who receives the board.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the matching use of the pressing mechanism, the pressure sensor and the laser ranging sensor, when the extrusion plate extrudes the battery core, the distance of extruding the battery core can be controlled through the laser ranging sensor, so that the thickness of the extruded battery core is controlled, the problem that the device can only extrude the battery core with uniform thickness because the pressing distance of the existing part of device is fixed every time, and the limitation of the device is caused when the device needs to be debugged or replaced again when the battery cores with different thicknesses need to be extruded is solved, the flexibility of the device is improved, and the practicability of the device is improved.

2. The invention can carry out all-around preheating on the battery cell while conveying the battery cell by using the conveying mechanism and the sealing disc cavity heating mechanism in a matched manner, so that the battery cell can be completely heated during extrusion, thereby solving the problems that the battery cell is heated and extruded when the battery cell is conveyed to an extrusion position in the existing part of devices, and the battery cell is extruded and is difficult to extrude and damage due to insufficient waiting or insufficient heating if the battery cell is heated, not only increasing the cost, but also reducing the hot-pressing efficiency, prolonging the service life of the battery cell, and being beneficial to popularization and use of the device.

3. The invention can jack up the battery cell on the compression plate for blanking through the ejector rod when the battery cell is taken out after being extruded by the compression plate and the ejector mechanism through matching use, solves the problem that the battery cell is difficult to take out due to the fact that the battery cell is heated and adhered to the lower pressing plate after the existing partial device is pressurized, and accordingly reduces the efficiency of the whole process, improves the hot pressing efficiency of the device, and ensures the using effect of the device.

Drawings

The invention is further illustrated with reference to the following figures and examples:

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a right side view of the present invention;

FIG. 4 is an enlarged view of the portion A of the present invention;

FIG. 5 is an enlarged view of the area B of the present invention;

FIG. 6 is an enlarged view of the area C of the present invention;

fig. 7 is a top view of the air outlet plate of the present invention;

fig. 8 is a top sectional view of the outlet plate of the present invention;

FIG. 9 is a bottom view of the hold-down mechanism of the present invention;

fig. 10 is a top view of the hold-down mechanism of the present invention.

Reference numerals: 1. a base case; 2. a top seat box; 3. a support plate; 4. a pressure receiving plate; 5. a transport mechanism; 501. a slide bar; 502. a transfer plate; 503. a gear; 504. a first motor; 505. a toothed plate; 6. a heating mechanism; 601. an air outlet plate; 602. a hot air blower; 603. a spring set; 604. a connecting plate; 605. anti-skid beads; 7. a material ejecting mechanism; 701. a first swash block; 702. a lifter bar; 703. a second motor; 704. a threaded rod; 705. a threaded barrel; 706. a second swash block; 8. a pressing mechanism; 801. a third motor; 802. a driving wheel; 803. a driven wheel; 804. a lead screw; 805. a thread plate; 806. a guide bar; 807. a connecting rod; 808. measuring the plate; 809. a fixing plate; 9. a pressing plate; 10. a pressure sensor; 11. a laser ranging sensor; 12. a storage battery; 13. a circulation pipe; 14. a temperature sensor; 15. a sealing cover; 16. a servo motor.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, greater than, less than, exceeding, etc. are understood as excluding the present numbers, and the above, below, inside, etc. are understood as including the present numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1-10, the present invention provides a technical solution: a square lithium battery cell hot-pressing device comprises a base box 1, a conveying mechanism 5, a heating mechanism 6, an ejecting mechanism 7 and a pressing mechanism 8, wherein the top of the base box 1 is fixedly provided with an ejecting base box 2, a supporting plate 3 is fixedly arranged between the inner walls of two sides of the base box 1, a connecting groove is formed in the supporting plate 3, the top of the supporting plate 3 is provided with a pressed plate 4, the conveying mechanism 5 is arranged in the base box 1 and is positioned below the supporting plate 3, the heating mechanism 6 is arranged at the top of the base box 1, the ejecting mechanism 7 is arranged in the base box 1, a group of mounting holes are formed in the front sides of the base box 1 and the ejecting base box 2 respectively, a group of observation windows are embedded in the two groups of mounting holes respectively, and a group of anti-skid pads are fixedly arranged at the bottom of an extrusion plate 9 and at the top of the pressed plate 4 respectively;

the pressing mechanism 8 is arranged inside the footstock box 2, the pressing mechanism 8 comprises a third motor 801, a driving wheel 802 and a driven wheel 803, a group of third motors 801 is fixedly installed at the top of the footstock box 2, the driving wheel 802 and two groups of driven wheels 803 are rotatably installed at the top of the inner side of the footstock box 2, and a rotating shaft of each third motor 801 is in transmission connection with the driving wheel 802.

The pressing mechanism 8 further comprises a screw 804, a thread plate 805, guide rods 806, connecting rods 807, a measuring plate 808 and a fixing plate 809, the driving wheel 802 is engaged with the two groups of driven wheels 803, the fixing plate 809 is fixedly installed on the inner wall of the base box 1, one group of screw 804 is respectively and fixedly installed at the bottoms of the two groups of driven wheels 803, the two groups of screw 804 are rotatably installed at the top of the fixing plate 809, the thread plate 805 is installed on the two groups of screw 804 in a threaded manner, two groups of guide rods 806 are fixedly installed between the top of the inner side of the top base box 2 and the top of the fixing plate 809, the thread plate 805 is movably sleeved on the two groups of guide rods 806, the connecting rods 807 are fixedly installed at the bottoms of the thread plates 805, one end of each connecting rod 807 penetrates through the fixing plate 809 to extend to the lower part of the fixing plate 809 and is fixedly installed with the measuring plate 808, a pressing plate 9 is arranged right below the measuring plate 808, and a pressure sensor 10 is fixedly installed at the bottom of the measuring plate 808, the extrusion plate 9 is fixedly connected with the pressure sensor 10, the outer surface of one side of the measurement plate 808 is fixedly provided with the laser ranging sensor 11, the inside of the measurement plate 808 is fixedly provided with the storage battery 12, the storage battery 12 is electrically connected with the pressure sensor 10 and the laser ranging sensor 11, the laser ranging sensor 11 is electrically connected with the third motor 801, under the matching action of the pressing mechanism 8, the pressure sensor 10 and the laser ranging sensor 11, the extrusion plate 9 can control the distance when extruding the cell through the laser ranging sensor 11 when extruding the cell so as to control the thickness of the extruded cell, the problem that the device can only extrude the cell with uniform thickness due to the fact that the distance pressed at each time is fixed in the existing partial device is solved, when the cells with different thicknesses need to be debugged or replaced again, and the limitation of the device is avoided, the flexibility of the device is improved, and the practicability of the device is improved.

Transport mechanism 5 includes slide bar 501, conveying plate 502, gear 503, first motor 504 and pinion rack 505, fixed mounting has two sets of slide bars 501 between the both sides inner wall of base case 1, the movable sleeve is equipped with conveying plate 502 on two sets of slide bars 501, rotate between the front and back side inner wall of conveying plate 502 and install gear 503, the front side outer surface fixed mounting of conveying plate 502 has first motor 504, the pivot and the gear 503 transmission of first motor 504 are connected, the bottom fixed connection of spread groove and pressure receiving plate 4 is passed through at the top of conveying plate 502.

The heating mechanism 6 comprises an air outlet plate 601, a hot air blower 602, a spring group 603, a connecting plate 604 and an anti-skid bead 605, the air outlet plate 601 is arranged at the top of the pressure receiving plate 4, the hot air blower 602 is fixedly arranged on the outer surface of one side of the air outlet plate 601, the output end of the hot air blower 602 is communicated with the inside of the air outlet plate 601, a blowing groove is formed in the inner wall of the air outlet plate 601, a groove is formed in the top of the pressure receiving plate 4, the air outlet plate 601 is partially arranged in the groove, at least two groups of clamping grooves are formed in the inner wall of each group of clamping grooves, the spring group 603 is fixedly arranged on the inner wall of each group of clamping grooves, a group of connecting plates 604 is respectively arranged in each group of clamping grooves, each group of connecting plates 604 is fixedly connected with the spring group 603, at least two groups of anti-skid beads are respectively and are respectively fixedly arranged on the air outlet plate 601 and each group of connecting plates 604 and are meshed with each other, under the cooperation effect of the conveying mechanism 5 and the heating mechanism 6, the cells can be comprehensively preheated while being conveyed, make it can be heated completely when the extrusion, solved current partial device and convey electric core to the extrusion position when, heat the extrusion again, if electric core heating this moment can need wait for or lead to not heating fully just to extrude and cause and be difficult to the problem of extrusion and damage, avoided both causing the increase of cost and reduced hot pressing efficiency, prolonged the life of electric core, be favorable to the popularization and the use of device.

The material ejecting mechanism 7 comprises a first inclined block 701, an ejecting rod 702, a second motor 703, a threaded rod 704, a threaded cylinder 705 and a second inclined block 706, the inner wall of the pressed plate 4 is provided with the first inclined block 701, the top of the first inclined block 701 is fixedly provided with two groups of ejecting rods 702, the top of the pressed plate 4 is provided with two groups of ejecting holes, the two groups of ejecting rods 702 are respectively arranged in the two groups of ejecting holes, the inner wall of one side of the pressed plate 4 is fixedly provided with the second motor 703, the outer surface of one side of the second motor 703 is rotatably provided with the threaded rod 704, the rotating shaft of the second motor 703 is in transmission connection with the threaded rod 704, the outer surface of the threaded rod 704 is provided with the threaded cylinder 705, the threaded rod 704 is in threaded installation in the threaded cylinder 705, the outer surface of one side of the threaded cylinder 705 is fixedly provided with the second inclined block 706, the top of the second inclined block 706 is attached to the bottom of the first inclined block 701, under the cooperation effect of the pressed plate 4 and the material ejecting mechanism 7, after the electric core on the compression plate 4 is extruded, the electric core is jacked up by the jacking rod 702 for blanking when being taken out, so that the problem that after the electric core is pressurized, because electric core can be because the adhesion of being heated is at the holding down plate and be difficult to the problem of taking out it, avoided causing whole flow efficiency to reduce, the hot pressing efficiency of device has been improved, the result of use of device has been guaranteed, the outer wall department fixedly connected with circulating pipe 13 of play tuber plate 601, the one end of circulating pipe 13 extends to the input end department of air heater 602, the outer wall department fixed mounting of play tuber plate 601 has temperature sensor 14, temperature sensor 14's response end extends to the inboard of play tuber plate 601, temperature sensor 14 is connected with air heater 602 electricity, the top of receiving the board 4 is rotated and is installed and to be able to be with the sealed lid 15 that the top opening of play tuber plate 601 confined, the top fixed mounting of receiving the board 4 has servo motor 16, servo motor 16's output shaft and sealed lid 15 and the rotation junction fixed connection of receiving the board 4.

The working principle is as follows: when the square lithium battery is used, a square lithium battery cell is placed on the pressure receiving plate 4, the servo motor 16 is controlled to be started, the sealing cover 15 is driven to rotate to a state that the top opening of the air outlet plate 601 is closed, the hot air blower 602 is controlled to be started to blow hot air into the air outlet plate 601, the hot air is blown out from the inner wall of the pressure receiving plate 4 to preheat the cell, the hot air is exhausted to the input end of the hot air blower 602 through the circulating pipe 13, a circulating effect is achieved, heat loss is reduced, the temperature sensor 14 monitors the temperature of the inner side of the air outlet plate 601, the power of the hot air blower 602 is controlled to be reduced or increased when the temperature is too high or too low, and the constant temperature in the air outlet plate 601 is ensured;

meanwhile, the first motor 504 is controlled to start to drive the gear 503 to rotate, the gear 503 and the toothed plate 505 are meshed to drive the transmission plate 502 to slide rightwards on the sliding rod 501, the transmission plate 502 drives the pressed plate 4 to move rightwards to be under the extrusion plate 9, the servo motor 16 is controlled to drive the sealing cover 15 to move away from the top of the air outlet plate 601, the third motor 801 is controlled to start to drive the driving wheel 802 to rotate, the driving wheel 802 drives the lead screw 804 on the driven wheel 803 to rotate, the lead screw 804 drives the threaded plate 805 to move downwards, the threaded plate 805 drives the extrusion plate 9 on the measuring plate 808 to move downwards through the connecting rod 807, when the extrusion plate 9 begins to extrude the battery cell, the pressure sensor 10 senses a pressure transmission signal to the laser ranging sensor 11 to begin laser ranging, when the extrusion plate 9 extrudes downwards to a certain distance, the laser ranging sensor 11 performs distance measurement until the battery cell is hot-pressed to a required thickness, the laser ranging sensor 11 transmits a signal to control the third motor 801 to close so that the extrusion plate 9 stops pressing continuously, after the hot pressing of the battery core is completed, the battery core moves to the left side, at the moment, the second motor 703 is controlled to start to drive the threaded rod 704 to rotate, the threaded rod 704 drives the threaded barrel 705 to move rightwards to drive the second inclined block 706 to jack the first inclined block 701, the first inclined block 701 drives the ejector rod 702 to move upwards to jack the battery core on the pressed plate 4, and therefore the battery core can be taken down conveniently.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims (9)

1. The utility model provides a square lithium cell electricity core hot press unit which characterized in that includes:

the top of the base box (1) is fixedly provided with a top base box (2), a supporting plate (3) is fixedly arranged between the inner walls of the two sides of the base box (1), the supporting plate (3) is provided with a connecting groove, and the top of the supporting plate (3) is provided with a pressed plate (4);

the conveying mechanism (5) is arranged in the base box (1) and is positioned below the supporting plate (3);

the heating mechanism (6) is arranged at the top of the base box (1);

the ejection mechanism (7) is arranged inside the base box (1);

push down mechanism (8), set up in the inside of footstock case (2), push down mechanism (8) include third motor (801), action wheel (802) and follow driving wheel (803), the top fixed mounting of footstock case (2) has a set of third motor (801), the inboard top of footstock case (2) is rotated and is installed action wheel (802) and two sets of follow driving wheel (803), the pivot and the action wheel (802) transmission of third motor (801) are connected.

2. The square lithium battery cell hot-pressing device of claim 1, characterized in that: the pressing mechanism (8) further comprises a lead screw (804), a threaded plate (805), guide rods (806), a connecting rod (807), a measuring plate (808) and a fixing plate (809), a driving wheel (802) is meshed with the two groups of driven wheels (803), a fixing plate (809) is fixedly installed on the inner wall of the base box (1), a group of lead screws (804) is respectively and fixedly installed at the bottoms of the two groups of driven wheels (803), the two groups of lead screws (804) are rotatably installed at the top of the fixing plate (809), the threaded plate (805) is installed on the two groups of lead screws (804) in a threaded manner, two groups of guide rods (806) are fixedly installed between the top of the inner side of the top base box (2) and the top of the fixing plate (809), the threaded plate (805) is movably sleeved on the two groups of guide rods (806), the connecting rod (807) is fixedly installed at the bottom of the threaded plate (805), one end of the connecting rod (807) penetrates through the fixing plate (809) and extends to the lower portion of the fixing plate (809) and is fixedly installed with the measuring plate (808), an extrusion plate (9) is arranged right below the measuring plate (808).

3. The square lithium battery cell hot-pressing device of claim 2, characterized in that: transport mechanism (5) include slide bar (501), conveying board (502), gear (503), first motor (504) and pinion rack (505), fixed mounting has two sets of slide bar (501) between the both sides inner wall of base case (1), the movable sleeve is equipped with conveying board (502) on two sets of slide bar (501), rotate between the front and back side inner wall of conveying board (502) and install gear (503), the front side outer surface fixed mounting of conveying board (502) has first motor (504), the pivot and the gear (503) transmission of first motor (504) are connected, the bottom fixed connection of connecting groove and compression board (4) is passed through at the top of conveying board (502).

4. The square lithium battery cell hot-pressing device of claim 3, characterized in that: the heating mechanism (6) comprises an air outlet plate (601) and a hot air blower (602), spring assembly (603), connecting plate (604) and anti-skidding pearl (605), be provided with out aerofoil (601) by the top of aerofoil (4), one side external fixed surface of play aerofoil (601) installs air heater (602), the output of air heater (602) communicates with each other with the inside of play aerofoil (601), the groove of blowing has been seted up to the inner wall of play aerofoil (601), the top of pressed aerofoil (4) is seted up flutedly, it sets up in the recess to go out aerofoil (601) part, the recess inner wall is seted up the draw-in groove that is two sets of at least, each fixed mounting of inner wall of every group draw-in groove has spring assembly (603), respectively be provided with a set of connecting plate (604) in every group draw-in groove, every connecting plate of group (604) and spring assembly (603) fixed connection, each fixed mounting has anti-skidding pearl (605) that are two sets of at least and mesh on play aerofoil (601) and every connecting plate of group (604).

5. The square lithium battery cell hot-pressing device of claim 4, characterized in that: the material ejecting mechanism (7) comprises a first inclined block (701), an ejecting rod (702), a second motor (703), a threaded rod (704), a threaded cylinder (705) and a second inclined block (706), the inner wall of a pressed plate (4) is provided with the first inclined block (701), the top of the first inclined block (701) is fixedly provided with two groups of ejecting rods (702), the top of the pressed plate (4) is provided with two groups of ejecting holes, the two groups of ejecting rods (702) are respectively arranged in the two groups of ejecting holes, the inner wall of one side of the pressed plate (4) is fixedly provided with the second motor (703), the outer surface of one side of the second motor (703) is rotatably provided with the threaded rod (704), the rotating shaft of the second motor (703) is in transmission connection with the threaded rod (704), the outer surface of the threaded rod (704) is provided with the threaded cylinder (705), the threaded rod (704) is arranged in the threaded cylinder (705), the outer surface of one side of the threaded cylinder (705) is fixedly provided with the second inclined block (706), the top of the second sloping block (706) is attached to the bottom of the first sloping block (701).

6. The square lithium battery cell hot-pressing device of claim 5, characterized in that: the bottom fixed mounting who measures board (808) has pressure sensor (10), stripper plate (9) and pressure sensor (10) fixed connection, measures one side surface fixed mounting of board (808) and has laser range finding sensor (11), measures the inside fixed mounting of board (808) and has battery (12), and battery (12) are connected with pressure sensor (10) and laser range finding sensor (11) electricity, and laser range finding sensor (11) are connected with third motor (801) electricity.

7. The square lithium battery cell hot-pressing device of claim 6, characterized in that: a set of installation hole is respectively seted up to the front side of base case (1) and footstock case (2), respectively inlays in two sets of installation holes and installs a set of observation window, and the bottom of stripper plate (9) and the top of receiving board (4) respectively fixed mounting have a set of slipmat.

8. The square lithium battery cell hot-pressing device of claim 7, characterized in that: the outer wall department fixedly connected with circulating pipe (13) of air-out board (601), the one end of circulating pipe (13) extends to the input end department of air heater (602), and the outer wall department fixed mounting of air-out board (601) has temperature sensor (14), and the response end of temperature sensor (14) extends to the inboard of air-out board (601), and temperature sensor (14) are connected with air heater (602) electricity.

9. The square lithium battery cell hot-pressing device of claim 8, characterized in that: the top that receives pressure plate (4) rotates installs and to be able to be with the sealed lid (15) that goes out air-out board (601) open-top confined, receives the top fixed mounting of pressure plate (4) to have servo motor (16), and the output shaft and the sealed lid (15) of servo motor (16) and the rotation junction fixed connection who receives pressure plate (4).

Images