Heat sealing machine for heat sealing of battery

Abstract

The invention relates to the technical field of heat sealing machines, in particular to a heat sealing machine for heat sealing of batteries, which comprises a heat sealing table, stand columns are arranged on the lower surface of a bracket close to two ends, an upper positioning plate is arranged at the tail end of a telescopic arm of a hydraulic cylinder, a heating plate is arranged in an upper slot, a lower positioning plate is arranged in a mounting groove, and conveying rollers are arranged at two ends of a heat conveying table. A conveying belt is arranged between the two conveying rollers in a sleeving mode, and a guide plate is arranged at the joint of the left end of the conveying table and the heat sealing table. According to the heat sealing machine for heat sealing of the batteries, the conveying table is arranged to be matched with the heat sealing table, a motor provides power, a conveying roller rotates to drive a conveying belt to continuously operate, and therefore heat sealing battery pack conveying cooperation can be continuously carried out, and the heat sealing table and the conveying table are connected through a guide plate; the battery pack is pushed to be located in the middle of the lower positioning plate, the heating plate continuously heats under the cooperation of the hydraulic cylinder and the upper positioning plate, and the upper positioning plate is heated to conduct heat sealing cooperation on the edge of the battery pack below.

Description

Technical Field

[0001] The invention relates to the technical field of heat sealers, in particular to a heat sealer for heat sealing batteries. Background Art

[0002] During the manufacturing process of lithium-ion batteries, both ends of the battery need to be heat-sealed to ensure the vacuum performance inside the battery;

[0003] The invention with the announcement number CN221226306U discloses a soft-pack battery heat-sealing device, comprising a workbench and a frame installed on the workbench; a limiting component for limiting the soft-pack battery is installed on the workbench, an upper heat-sealing component is installed on the frame, a lower heat-sealing component corresponding to the position of the upper heat-sealing component is installed on the workbench, the upper heat-sealing component cooperates with the lower heat-sealing component to heat-seal the corner of the soft-pack battery, and a lower pressing component for pressing and fixing the soft-pack battery is installed on the frame;

[0004] In the above technical solution, the limiting component on the workbench limits the position of the soft-pack battery, ensuring the accuracy of the heat-sealing position of the soft-pack battery, the pressing component presses and fixes the soft-pack battery to prevent the soft-pack battery from being displaced in the vertical direction during the heat-sealing process, and the upper heat-sealing component and the lower heat-sealing component cooperate to press against the upper surface and the lower surface of the corner of the soft-pack battery, respectively, thereby completing the corner heat-sealing operation of the soft-pack battery; however, when the heat-sealing machine heat-seals the battery, the user needs to manually place the batteries to be heat-sealed in turn, and it is easy to touch the heat-sealing splint when placing the battery, causing scalding to the user, taking up the staff's time, and making it inconvenient to continuously heat-seal the battery. Summary of the invention

[0005] The object of the present invention is to provide a heat sealer for heat sealing of batteries to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A heat sealing machine for battery heat sealing comprises a heat sealing table, a bracket is provided above the heat sealing table, columns are provided near the two ends of the lower surface of the bracket, a hydraulic cylinder is provided at the center of the upper surface of the bracket, an upper positioning plate is provided at the end of the telescopic arm of the hydraulic cylinder, a positioning ring is provided at the bottom of the upper positioning plate, a slot is provided on the left end surface of the upper positioning plate, a heating plate is provided in the slot, a mounting slot is provided on the left end surface of the heat sealing table, a lower positioning plate is provided in the mounting slot, a conveying table is provided at the right end of the heat sealing table, conveying rollers are provided at both ends of the conveying table, a conveying belt is sleeved between the two conveying rollers, a motor is provided on the outer wall of the conveying table near one end, and a guide plate is provided at the connection between the left end of the conveying table and the heat sealing table.

[0008] Furthermore, grooves are provided at the bottoms of the mutually opposite sides of the columns, second electric push rods are provided at the bottoms of the outer walls of the columns, and second push plates are provided at the ends of the telescopic arms of the second electric push rods corresponding to the grooves.

[0009] In the present invention, the second electric push rod is installed and connected to an external power supply, the telescopic arm is extended or shortened to realize the horizontal movement of the second push plate, and the two second electric push rods are started at the same time. With the cooperation of the two second push plates, the battery pack that needs to be heat-sealed in the middle can be positioned and pushed. When not in use, the second push plate is stored in the groove to reduce the impact on the pushing and discharge of the battery pack.

[0010] Specifically, the top of the column is fixed to the bottom of the bracket by welding, and the bottom of the column is fixedly connected to the heat sealing table by screws.

[0011] In the present invention, the cooperation of the upright column helps the bracket to be stably supported.

[0012] It should be noted that a tray is provided at the bottom of the left end surface of the heat sealing table, a storage box is provided in the middle of the tray, and handles are symmetrically provided on the top of the storage box.

[0013] In the present invention, the storage box on the tray helps to collect the heat-sealed batteries in a centralized manner, and the handle helps to disassemble, remove or install the storage box.

[0014] Furthermore, the width of the inner wall of the installation groove is adapted to the width of the outer wall of the lower positioning plate, and sliding grooves are symmetrically opened on the side walls of the installation groove. Slide blocks are provided on both side surfaces of the lower positioning plate corresponding to the sliding grooves, and the slide blocks and the lower positioning plate are an integrally formed structure.

[0015] In the present invention, the slider is plugged into the slide groove, which helps the lower positioning plate to be stably plugged into and installed with the installation groove. The cooperation of the lower positioning plate helps to support the battery pack that needs to be heat-sealed, reducing the impact of scalding on the heat sealing table from below during heat sealing.

[0016] Secondly, the hydraulic cylinder is fixedly connected to the bracket by screws, the end of the telescopic arm of the hydraulic cylinder is fixedly connected to the upper positioning plate by screws, the width of the outer wall of the positioning ring is adapted to the width of the outer wall of the upper positioning plate, and the width of the inner wall of the slot is adapted to the width of the outer wall of the heating plate.

[0017] In the present invention, a hydraulic cylinder is provided and connected to an external power supply, and the telescopic arm is extended or shortened to realize the approach of the upper positioning plate and the lower positioning plate, and with the cooperation of the positioning ring, protection is carried out around the battery pack that needs to be heat-sealed, and the heating plate is electrically connected to the external power supply through a wire, and the heating plate cooperates to continuously heat the upper positioning plate, which is helpful for heat-sealing the battery pack.

[0018] It is worth adding that the left end of the conveying platform is fixedly connected to the right end of the heat sealing platform by screws, and the conveying roller is rotatably connected to the conveying platform.

[0019] In the present invention, the conveying platform and the heat sealing platform are combined and fixed to increase the stability of the installation. The removal of the screws helps to separate the conveying platform and the heat sealing platform for corresponding maintenance and coordination. The conveying rollers are rotatably connected to facilitate the support and coordination of the conveyor belt.

[0020] Secondly, the motor is fixedly connected to the conveying platform by screws, the inner wall of the conveying belt is tightly fitted with the outer wall of the conveying roller, and the output shaft of the motor is coaxially connected to one of the conveying rollers.

[0021] In the present invention, the motor is connected to an external power source, the control switch is started, and the output shaft rotates to drive one of the conveying rollers to rotate, so that the conveyor belt rotates closely with the conveying roller under the action of friction, which helps to continuously and stably convey the battery pack. With the cooperation of the guide plate, it helps the battery pack conveyed to the left end to enter the heat sealing table for corresponding heat sealing.

[0022] Furthermore, a through groove is provided at the bottom of the guide plate, a first electric push rod is provided near the right end of the upper surface of the heat sealing table, a first push plate is provided at the end of the first electric push rod, and the width of the outer wall of the first push plate is adapted to the width of the inner wall of the through groove.

[0023] In the present invention, the first electric push rod is connected to an external power supply, and with the cooperation of the first push plate, it helps to guide the battery pack that slides off the plate to be stably pushed between the two columns, thereby facilitating the continuous pushing of the battery pack and reducing the risk of scalding caused by manually pushing the battery pack close to the upper positioning plate.

[0024] In addition, the top of the guide plate is tightly fitted to the outer wall of the left end of the conveyor belt, and the bottom of the guide plate is fixedly connected to the top of the heat sealing table by screws.

[0025] In the present invention, the guide plate is provided to help stably guide the materials on the conveyor belt to the corresponding heat sealing station, which is convenient for the corresponding battery pack push preparation before heat sealing. The top of the guide plate fits with the conveyor belt and does not affect the rotation of the conveyor belt, so that the battery pack is stably connected and coordinated.

[0026] Compared with the prior art, the present invention has the following beneficial effects:

[0027] 1. The present invention sets a conveying platform to cooperate with the heat-sealing platform, and the motor provides power. The conveying roller rotates to drive the conveying belt to continuously operate, which is helpful to continuously carry out heat-sealed battery pack conveying and cooperation. The heat-sealing platform and the conveying platform are connected by a guide plate, and with the cooperation of the first electric push rod and the first push plate, the battery pack sliding down from the guide plate can be stably pushed into the bottom of the bracket. With the cooperation of the second electric push rod and the second push plate, the battery pack is pushed to the middle position of the lower positioning plate. With the cooperation of the hydraulic cylinder and the upper positioning plate, the upper positioning plate and the lower positioning plate are brought close to each other, and the heating plate is continuously heated, so that the upper positioning plate is heated to carry out heat-sealing cooperation at the edge of the battery pack below.

[0028] 2. The present invention facilitates the quick plug-in installation of the lower positioning plate and the heat-sealing table by setting the slider and the slide groove for plugging and matching, thereby reducing the scalding effect on the heat-sealing table when heat-sealing the battery pack. With the cooperation of the tray, a storage box with a handle is provided to help collect the heat-sealed battery packs. With the cooperation of the first electric push rod, it is also convenient to push the heat-sealed battery packs into the storage box. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0030] Figure 2 It is a schematic diagram of the battery adjustment state structure of the present invention;

[0031] Figure 3 It is a schematic diagram of the heat-sealed battery structure of the present invention;

[0032] Figure 4 It is a schematic diagram of the combined structure of the conveyor platform and the conveyor belt of the present invention;

[0033] Figure 5 It is a schematic diagram of the heat sealing table and the conveying table structure of the present invention;

[0034] Figure 6 It is a schematic diagram of the bracket structure of the present invention.

[0035] The meaning of each number in the figure is:

[0036] 1. heat sealing table; 10. first electric push rod; 100. first push plate; 11. mounting groove; 110. slide groove; 12. lower positioning plate; 120. slide block;

[0037] 2. Bracket; 20. Hydraulic cylinder; 21. Upper positioning plate; 210. Positioning ring; 211. Slot; 22. Heating plate; 23. Column; 230. Groove; 24. Second electric push rod; 240. Second push plate;

[0038] 3. Conveying platform; 30. Conveying roller; 31. Motor; 32. Guide plate; 320. Through slot;

[0039] 4. Conveyor belt;

[0040] 5. Tray; 50. Storage box; 500. Handle. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0042] See also Figure 1-Figure 6 , this embodiment provides a technical solution:

[0043] A heat sealer for heat sealing of batteries comprises a heat sealing platform 1, a bracket 2 is arranged above the heat sealing platform 1, columns 23 are arranged near both ends of the lower surface of the bracket 2, grooves 230 are opened at the bottom of the mutually opposite sides of the columns 23, second electric push rods 24 are arranged at the bottom of the outer walls of the columns 23, and second push plates 240 are arranged at the ends of the telescopic arms of the second electric push rods 24 corresponding to the grooves 230.

[0044] In the present invention, the second electric push rod 24 is installed and connected to an external power supply, the telescopic arm is extended or shortened to realize the horizontal movement of the second push plate 240, and the two second electric push rods 24 are started at the same time. With the cooperation of the two second push plates 240, the battery pack that needs to be heat-sealed in the middle can be positioned and pushed. When not in use, the second push plate 240 is stored in the groove 230 to reduce the impact on the pushing and discharge of the battery pack.

[0045] Furthermore, the top of the column 23 is fixed to the bottom of the bracket 2 by welding, and the bottom of the column 23 is fixedly connected to the heat sealing table 1 by screws.

[0046] In the present invention, the support column 23 cooperates to help the bracket 2 to be stably supported.

[0047] It should be noted that a hydraulic cylinder 20 is provided at the center of the upper surface of the bracket 2, and an upper positioning plate 21 is provided at the end of the telescopic arm of the hydraulic cylinder 20, a positioning ring 210 is provided at the bottom of the upper positioning plate 21, a slot 211 is opened on the left end surface of the upper positioning plate 21, and a heating plate 22 is provided in the slot 211. The hydraulic cylinder 20 is fixedly connected to the bracket 2 by screws, and the end of the telescopic arm of the hydraulic cylinder 20 is fixedly connected to the upper positioning plate 21 by screws. The width of the outer wall of the positioning ring 210 is adapted to the width of the outer wall of the upper positioning plate 21, and the width of the inner wall of the slot 211 is adapted to the width of the outer wall of the heating plate 22.

[0048] In the present invention, a hydraulic cylinder 20 is provided and connected to an external power supply, and the telescopic arm is extended or shortened to make the upper positioning plate 21 and the lower positioning plate 12 approach each other, and with the cooperation of the positioning ring 210, protection is provided around the battery pack that needs to be heat-sealed, and the heating plate 22 is electrically connected to the external power supply through a wire, and the heating plate 22 cooperates to continuously heat the upper positioning plate 21, which helps to heat-seal the battery pack.

[0049] Furthermore, a mounting groove 11 is provided on the left end surface of the heat sealing table 1, and a lower positioning plate 12 is provided in the mounting groove 11. The width of the inner wall of the mounting groove 11 is adapted to the width of the outer wall of the lower positioning plate 12. Slide grooves 110 are symmetrically provided on the side walls of the mounting groove 11. Slide blocks 120 are provided on both side surfaces of the lower positioning plate 12 at positions corresponding to the slide grooves 110. The slide blocks 120 and the lower positioning plate 12 are an integrally formed structure.

[0050] In the present invention, the slider 120 is plugged into the slide groove 110, which helps the lower positioning plate 12 to be stably plugged and installed with the installation groove 11. The cooperation of the lower positioning plate 12 helps to support the battery pack that needs to be heat-sealed, reducing the scalding effect on the heat sealing table 1 from below during heat sealing.

[0051] Specifically, a conveying platform 3 is provided at the right end of the heat sealing platform 1, and conveying rollers 30 are provided at both ends of the conveying platform 3. A conveyor belt 4 is sleeved between the two conveying rollers 30. A motor 31 is provided on the outer wall of the conveying platform 3 near one end, and the output shaft of the motor 31 is coaxially connected with one of the conveying rollers 30. The left end of the conveying platform 3 is fixedly connected to the right end of the heat sealing platform 1 by screws, the conveying roller 30 is rotatably connected to the conveying platform 3, and the motor 31 is fixedly connected to the conveying platform 3 by screws. The inner wall of the conveying belt 4 is tightly fitted with the outer wall of the conveying roller 30, the top of the guide plate 32 is tightly fitted with the outer wall of the left end of the conveying belt 4, and the bottom of the guide plate 32 is fixedly connected to the top of the heat sealing platform 1 by screws.

[0052] Secondly, the conveying platform 3 is combined and fixed with the heat sealing platform 1 to increase the stability of the installation. The removal of the screws helps to separate the conveying platform 3 from the heat sealing platform 1 for corresponding maintenance and coordination. The conveying roller 30 is rotatably connected to facilitate the support and coordination of the conveyor belt 4.

[0053] In the present invention, the motor 31 is connected to an external power source, the control switch is started, and the output shaft rotates to drive one of the conveying rollers 30 to rotate, so that the conveyor belt 4 rotates in close contact with the conveying roller 30 under the action of friction, which helps to continuously and stably carry out the battery pack conveying cooperation, and with the cooperation of the guide plate 32, it helps the battery pack conveyed to the left end to enter the heat sealing table 1 for corresponding heat sealing cooperation.

[0054] Among them, the provision of a guide plate 32 helps to stably guide the material on the conveyor belt 4 to the corresponding heat sealing station 1, which is convenient for the corresponding battery pack push preparation before heat sealing. The top of the guide plate 32 fits with the conveyor belt 4 and does not affect the rotation of the conveyor belt 4, so as to stably carry out the battery pack reception and cooperation.

[0055] Secondly, a guide plate 32 is provided at the connection between the left end of the conveying platform 3 and the heat sealing platform 1 .

[0056] Furthermore, a through slot 320 is provided at the bottom of the guide plate 32, a first electric push rod 10 is provided on the upper surface of the heat sealing table 1 near the right end, a first push plate 100 is provided at the end of the first electric push rod 10, and the width of the outer wall of the first push plate 100 is adapted to the width of the inner wall of the through slot 320.

[0057] In the present invention, the first electric push rod 10 is connected to an external power supply, and with the cooperation of the first push plate 100, it helps to stably push the battery pack that has slipped off the guide plate 32 to between the two columns 23, thereby facilitating the continuous pushing of the battery pack and reducing the risk of scalding caused by manually pushing the battery pack close to the upper positioning plate 21.

[0058] It is worth adding that a tray 5 is provided at the bottom of the left end surface of the heat sealing station 1 , a storage box 50 is provided in the middle of the tray 5 , and a handle 500 is symmetrically provided on the top of the storage box 50 .

[0059] In the present invention, the storage box 50 on the tray 5 helps to collect the heat-sealed batteries in a centralized manner, and the handle 500 helps to disassemble, remove or install the storage box 50 .

[0060] When using the heat sealer for heat sealing of batteries in this embodiment, the user first connects the bracket 2 with the heat sealing platform 1 through the column 23, the second electric push rod 24 is fixed on the outer wall of the column 23, the second push plate 240 is plugged into the groove 230, and then the hydraulic cylinder 20 with the upper positioning plate 21 is installed and matched with the bracket 2, the heating plate 22 is plugged into the groove 230, and then the storage box 50 with the handle 500 is plugged into the tray 5, and the tray 5 is fixed on the left end surface of the heat sealing platform 1, the conveying platform 3 with the conveying roller 30 is combined and fixed with the heat sealing platform 1, and the conveying belt 4 is sleeved on the conveying roller 30, and the left end of the conveying belt 4 is combined and fixed with the heat sealing platform 1 through the guide plate 32, the first electric push rod 10 is fixed on the heat sealing platform 1, and then the first push plate 100 is extended to the through groove 320, and the lower positioning plate 12 is plugged into the slide groove 110 through the slider 120;

[0061] When the battery pack needs to be heat-sealed continuously, the user first places the battery pack on the right end of the conveyor belt 4 in turn to prevent the user from holding the battery pack close to the upper positioning plate 21 and the lower positioning plate 12 to reduce the impact of burns caused by contact. The conveyor belt 4 continues to transport the battery pack that needs to be heat-sealed to the heat-sealing table 1. The battery pack slides down to the bottom of the bracket 2 with the cooperation of the guide plate 32. With the cooperation of the first electric push rod 10, the telescopic wall extends and pushes the battery pack to be located above the lower positioning plate 12 with the cooperation of the first push plate 100. The second electric push rod 24 is also When it is started, with the cooperation of the two second push plates 240, the battery pack is adjusted to be under the upper positioning plate 21, the heating plate 22 is connected to the external power supply, the lower part of the upper positioning plate 21 is continuously heated, the upper positioning plate 21 and the lower positioning plate 12 are close to each other, and the middle battery pack is heat-sealed. After the heat sealing is completed, the telescopic arm of the first electric push rod 10 continues to extend, and the completed heat-sealed battery pack is pushed into the storage box 50 through the first push plate 100 for centralized storage. The overall combination is convenient to install, and reduces the user's proximity to the heat sealing position, reducing the impact of burns.

Claims

1. A heat sealer for heat sealing batteries, comprising a heat sealing station (1), characterized in that: A bracket (2) is provided above the heat sealing table (1), and columns (23) are provided near both ends of the lower surface of the bracket (2). A hydraulic cylinder (20) is provided at the center of the upper surface of the bracket (2), and an upper positioning plate (21) is provided at the end of the telescopic arm of the hydraulic cylinder (20). A positioning ring (210) is provided at the bottom of the upper positioning plate (21), and a slot (211) is provided on the left end surface of the upper positioning plate (21), and a heating plate (22) is provided in the slot (211). A mounting groove (11) is provided on the left end surface of the heat sealing table (1), a lower positioning plate (12) is provided in the mounting groove (11), a conveying platform (3) is provided at the right end of the heat sealing table (1), conveying rollers (30) are provided at both ends of the conveying platform (3), a conveying belt (4) is sleeved between the two conveying rollers (30), a motor (31) is provided on the outer wall of the conveying platform (3) near one end, and a guide plate (32) is provided at the connection between the left end of the conveying platform (3) and the heat sealing table (1).

2. The heat sealer for heat sealing of batteries according to claim 1, characterized in that: A groove (230) is provided at the bottom of each of the mutually opposite sides of the upright posts (23), a second electric push rod (24) is provided at the bottom of the outer wall of the upright posts (23), and a second push plate (240) is provided at the end of the telescopic arm of the second electric push rod (24) corresponding to the groove (230).

3. The heat sealer for heat sealing of batteries according to claim 1, characterized in that: The top of the column (23) is fixed to the bottom of the bracket (2) by welding, and the bottom of the column (23) is fixedly connected to the heat sealing table (1) by screws.

4. The heat sealer for heat sealing of batteries according to claim 1, characterized in that: A tray (5) is provided at the bottom of the left end surface of the heat sealing table (1), a storage box (50) is provided in the middle of the tray (5), and a handle (500) is symmetrically provided on the top of the storage box (50).

5. The heat sealer for heat sealing of batteries according to claim 1, characterized in that: The width of the inner wall of the installation groove (11) is matched with the width of the outer wall of the lower positioning plate (12); the side walls of the installation groove (11) are symmetrically provided with sliding grooves (110); and sliding blocks (120) are provided on both side surfaces of the lower positioning plate (12) at positions corresponding to the sliding grooves (110); the sliding blocks (120) and the lower positioning plate (12) are an integrally formed structure.

6. The heat sealer for heat sealing of batteries according to claim 1, characterized in that: The hydraulic cylinder (20) is fixedly connected to the bracket (2) by screws, the end of the telescopic arm of the hydraulic cylinder (20) is fixedly connected to the upper positioning plate (21) by screws, the width of the outer wall of the positioning ring (210) is matched with the width of the outer wall of the upper positioning plate (21), and the width of the inner wall of the slot (211) is matched with the width of the outer wall of the heating plate (22).

7. The heat sealer for heat sealing of batteries according to claim 1, characterized in that: The left end of the conveying platform (3) is fixedly connected to the right end of the heat sealing platform (1) by means of screws, and the conveying roller (30) is rotatably connected to the conveying platform (3).

8. The heat sealer for heat sealing of batteries according to claim 1, characterized in that: The motor (31) is fixedly connected to the conveying platform (3) by means of screws, the inner wall of the conveying belt (4) is tightly fitted to the outer wall of the conveying roller (30), and the output shaft of the motor (31) is coaxially connected to one of the conveying rollers (30).

9. The heat sealer for heat sealing of batteries according to claim 1, characterized in that: A through slot (320) is provided at the bottom of the guide plate (32), a first electric push rod (10) is provided on the upper surface of the heat sealing table (1) near the right end, a first push plate (100) is provided at the end of the first electric push rod (10), and the width of the outer wall of the first push plate (100) is adapted to the width of the inner wall of the through slot (320).

10. The heat sealer for heat sealing of batteries according to claim 1, characterized in that: The top of the guide plate (32) is tightly fitted to the outer wall of the left end of the conveyor belt (4), and the bottom of the guide plate (32) is fixedly connected to the top of the heat sealing table (1) by screws.

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