Lithium battery sealing device

Abstract

The utility model discloses a lithium battery sealing device, which relates to the technical field of batteries and comprises a working table and a support frame, a fixed box is mounted in the middle of the lower surface of the working table, a rear fixed plate is arranged at the rear end of the upper surface of the working table, and two groups of side moving plates are transversely and slidably connected onto the working table. An adjusting component for adjusting the transverse positions of the two sets of side moving plates is arranged in the fixing box, an L-shaped frame is connected to the left end of the upper surface of the workbench, a first air cylinder is installed on the L-shaped frame, a lower pressing plate is connected to the telescopic end of the first air cylinder, a through hole is formed in the middle of the lower pressing plate in a penetrating mode, a fixing frame is installed at the top of the lower pressing plate, and a second air cylinder is arranged on the fixing frame; a vacuumizing component and a vacuum pipe are arranged at the bottom of the second air cylinder. The adjusting parts can enable the adjacent side moving plates to move in the opposite directions, and the adjusting parts are matched with downward movement of the rear fixing plate and the lower pressing plate, so that vacuumizing treatment on the lithium batteries of different sizes is achieved, sealing work on the lithium batteries of different sizes is achieved, and the use limitation is small.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery technical field, concretely is a lithium battery sealing device. BACKGROUND

[0002] Lithium battery is a kind of battery by lithium metal or lithium alloy as positive / negative electrode material, using non-aqueous electrolyte solution.It has the advantages of high energy, high voltage, long life, no memory effect and environmental protection pollution-free.Lithium battery can be charged and low self-discharge rate, in order to keep the stable structure of battery and prevent electrolyte leakage, lithium battery filled with electrolyte needs to be sealed.Lithium battery needs to use sealing device when sealing.

[0003] The utility model discloses a kind of lithium battery sealing devices of CN221805803U, the utility model utilizes fixed component and fixes lithium battery on bottom plate, make the liquid filling hole of lithium battery align sealing ring, then guide pipe is pressed in lithium battery on sealing ring, vacuum tube is connected to vacuum pump outside, vacuum in lithium battery, then by gluing nail device, glue nail is punched into liquid filling hole, ensure that vacuum operation is carried out thoroughly and will not leak, the whole device is carried out in air atmosphere, without environmental requirement.

[0004] The above-mentioned patent is positioned when the left and right ends of lithium battery are limited, the first cylinder works and drives the third fixed plate to move to cooperate with the fixed first fixed plate to limit the left and right ends of lithium battery, but the height of the first fixed plate and the third fixed plate is higher, when sealing small size lithium battery, the fourth fixed plate is limited and cannot move down, cannot be applicable to the sealing work of lithium battery of different sizes, there is certain limitation in use, for this, we propose a kind of lithium battery sealing device. Utility model content

[0005] The utility model aims at providing a kind of lithium battery sealing device to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A kind of lithium battery sealing device, including workbench, the lower surface both ends of workbench are connected with support frame, and the lower surface middle part of workbench is equipped with fixed box, the rear end of the upper surface of workbench is equipped with rear fixed plate, two groups of side moving plates are transversely slidably connected on the workbench, and the fixed box is equipped with adjusting component for adjusting the transverse position of two groups of side moving plates;

[0008] The left end of the upper surface of workbench is connected with L-shaped frame, and the L-shaped frame is equipped with cylinder one, and the telescopic end of cylinder one is connected with lower pressing plate through piston rod, the middle part of lower pressing plate is equipped with through hole, and the top of lower pressing plate is equipped with fixed frame opposite to through hole, and the fixed frame is equipped with cylinder two, and the bottom of cylinder two is equipped with vacuumizing component, and vacuumizing component is connected with vacuum tube.

[0009] Further: the adjusting component includes a speed reducer motor, the speed reducer motor is located at the left side wall of the fixed box, and the output end of the speed reducer motor is connected with a bidirectional screw rod, and two groups of threaded blocks are threadedly connected on the bidirectional screw rod.

[0010] Further: two groups of through sliding grooves are formed in the workbench, through grooves are formed in the top ends of the fixed box, and the through sliding grooves and the through grooves are connected, sliding connectors are slidably connected in the through sliding grooves and the through grooves, and the two ends of the sliding connectors are connected with the threaded blocks and the side moving plates.

[0011] Further: the upper surface of the workbench is vertically connected with a limiting beam at the right end, guide rails are formed on the limiting beam in a vertical direction, and a sliding seat is slidably connected in the guide rails, and the side wall of the sliding seat is connected with the outer wall of the pressing plate.

[0012] Further: rubber pads are attached to the front end face of the rear fixed plate, the lower surface of the pressing plate and the inner side faces of the two groups of side moving plates.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] Through the working of the speed reducer motor on the adjusting component, the bidirectional screw rod can be driven to rotate, and after the two groups of threaded blocks threadedly connected with the bidirectional screw rod are limited by the through grooves and the through sliding grooves and the sliding connectors, the adjacent side moving plates can move in opposite directions, and the rear fixed plate and the pressing plate can move downward, so that the lithium batteries of different sizes can be fixed, the fixed lithium batteries can be vacuumized by the vacuumizing component, the sealing work of the lithium batteries of different sizes can be realized, and the use limitation is small. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 It is a front structure part cross-sectional view schematic diagram of the utility model;

[0017] Figure 3 It is a front structure part cross-sectional view schematic diagram of the utility model; Figure 2 It is an enlarged structure schematic diagram of A in the middle.

[0018] In the drawing: 1, workbench; 2, support frame; 3, rear fixed plate; 4, L-shaped frame; 5, cylinder one; 6, pressing plate; 7, limiting beam; 8, fixed frame; 9, cylinder two; 10, vacuumizing component; 11, vacuum pipe; 12, through sliding groove; 13, side moving plate; 14, guide rail; 15, sliding seat; 16, fixed box; 17, speed reducer motor; 18, bidirectional screw rod; 19, threaded block; 20, through groove; 21, sliding connector. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model. Embodiment

[0020] Please refer to Figures 1-3 The utility model provides a technical scheme: a lithium battery sealing device, including workbench 1, both ends of the lower surface of workbench 1 are connected with support frame 2, and the middle part of the lower surface of workbench 1 is installed with fixed box 16, the rear end of the upper surface of workbench 1 is equipped with rear fixed plate 3, two groups of side moving plates 13 are connected with the transverse sliding of workbench 1, and the fixed box 16 is equipped with the adjusting component that adjusts the transverse position of two groups of side moving plates 13, before using, the electrical end of each electrical equipment is electrically connected with the electrical end of external power supply, controller through wire, when sealing lithium battery, is placed on workbench 1, and is pasted in the front end surface of rear fixed plate 3, the adjusting component works and makes two groups of side moving plates 13 move to the opposite direction, until two groups of side moving plates 13 are pasted in the left and right ends of lithium battery respectively, the height of two groups of side moving plates 13, rear fixed plate 3 is low, and the lower pressing plate 6 is not limited when moving down, can fix the lithium battery of different sizes;

[0021] The left end of the upper surface of workbench 1 is connected with L-shaped frame 4, and the L-shaped frame 4 is installed with cylinder one 5, and the telescopic end of cylinder one 5 is connected with lower pressing plate 6 through piston rod, the middle part of lower pressing plate 6 is provided with through hole, and the top of lower pressing plate 6 is installed with fixed frame 8 opposite the through hole, and cylinder two 9 is arranged on fixed frame 8, and the bottom of cylinder two 9 is provided with vacuumizing component 10, and vacuumizing component 10 is connected with vacuum tube 11; cylinder one 5 works and drives lower pressing plate 6 to move down, and lower pressing plate 6 limits the top of lithium battery between adjacent side moving plate 13 and rear fixed plate 3, and vacuumizing component 10 carries out vacuumizing treatment to the fixed lithium battery, realizes the sealing work of lithium battery of different sizes, and the use limitation is small; wherein, the vacuumizing component 10 is the structure in the lithium battery sealing device disclosed in the announcement No.CN221805803U, and the specific vacuumizing sealing structure and working principle are not described here, which is prior art.

[0022] Preferably, the adjusting component includes a reduction motor 17, which is located on the left side wall of the fixed box 16, and the output end of the reduction motor 17 is connected with a bidirectional screw rod 18, and the bidirectional screw rod 18 is threadedly connected with two groups of threaded blocks 19. The fixed box 16 is fixedly installed on the middle part of the lower surface of the workbench 1, and the working of the reduction motor 17 can drive the bidirectional screw rod 18 to rotate forward or reverse.

[0023] Preferably, two groups of through sliding grooves 12 are formed on the workbench 1, and the top two ends of the fixed box 16 are provided with through grooves 20 communicating with the through sliding grooves 12, and the through sliding grooves 12 and the through grooves 20 in communication are slidably connected with sliding connecting pieces 21, and the two ends of the sliding connecting pieces 21 are connected with the threaded blocks 19 and the side moving plates 13 respectively;

[0024] The two ends of the sliding connecting pieces 21 are fixedly connected with the threaded blocks 19 and the side moving plates 13 respectively, and the working of the speed reducer 17 can drive the bidirectional screw rod 18 to rotate, and after the two groups of threaded blocks 19 screw-connected with the bidirectional screw rod 18 are limited in sliding through the through grooves 20 and the through sliding grooves 12 and the sliding connecting pieces 21, the adjacent side moving plates 13 can move in opposite or opposite directions.

[0025] Preferably, the upper surface of the workbench 1 is vertically connected with a limiting beam 7 at the right end, the limiting beam 7 is provided with guide rails 14 distributed in a vertical direction, and the guide rails 14 are slidably connected with sliding seats 15, and the side wall of the sliding seat 15 is connected with the outer wall of the pressing plate 6; the sliding seat 15 is fixedly connected with the pressing plate 6, and the sliding connection of the sliding seat 15 and the guide rails 14 plays a guiding and limiting role on the downward movement of the pressing plate 6, so as to ensure that the pressing plate 6 moves downward in a vertical direction. Embodiment

[0026] Reference Figure 1 The difference between this embodiment and the first embodiment is that the front end face of the rear fixed plate 3, the lower surface of the pressing plate 6 and the inner side face of the two groups of side moving plates 13 are all bonded with rubber pads; the rubber pads play a protection role to avoid damage to the outer wall of the fixed lithium battery.

[0027] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A lithium battery sealing device comprising a workbench (1), characterized in that: Both ends of the lower surface of the workbench (1) are connected with support frames (2), and the middle of the lower surface of the workbench (1) is provided with a fixed box (16), the rear end of the upper surface of the workbench (1) is provided with a rear fixed plate (3), the workbench (1) is transversely slidably connected with two groups of side moving plates (13), and the fixed box (16) is provided with an adjusting component for adjusting the transverse positions of the two groups of side moving plates (13). The left end of the upper surface of the workbench (1) is connected with an L-shaped frame (4), and the L-shaped frame (4) is provided with a cylinder I (5), the telescopic end of the cylinder I (5) is connected with a lower pressing plate (6) through a piston rod, the middle of the lower pressing plate (6) is provided with a through hole, and the top of the lower pressing plate (6) is provided with a fixed frame (8) opposite to the through hole, the fixed frame (8) is provided with a cylinder II (9), and the bottom of the cylinder II (9) is provided with a vacuumizing component (10), and the vacuumizing component (10) is connected with a vacuum tube (11).

2. The lithium battery sealing device of claim 1, wherein: The adjusting component comprises a speed reducer (17), the speed reducer (17) is located on the left side wall of the fixed box (16), and the output end of the speed reducer (17) is connected with a bidirectional screw rod (18), and the bidirectional screw rod (18) is threadedly connected with two groups of threaded blocks (19).

3. The lithium battery sealing device of claim 2, wherein: The workbench (1) is provided with two groups of through grooves (12), and the top of the fixed box (16) is provided with two through grooves (20) communicating with the through grooves (12).

4. The lithium battery sealing device of claim 3, wherein: The through grooves (12) and the through grooves (20) are slidably connected with sliding connecting pieces (21), and the two ends of the sliding connecting pieces (21) are connected with the threaded blocks (19) and the side moving plates (13) respectively.

5. The lithium battery sealing device of claim 1, wherein: The right end of the upper surface of the workbench (1) is vertically connected with a limiting beam (7), the limiting beam (7) is provided with guide rails (14) distributed in the vertical direction, and the guide rails (14) are slidably connected with sliding seats (15), and the side walls of the sliding seats (15) are connected with the outer walls of the lower pressing plates (6).

6. The lithium battery sealing device of claim 1, wherein: The front end face of the rear fixed plate (3), the lower surface of the lower pressing plate (6) and the inner side faces of the two groups of side moving plates (13) are all bonded with rubber pads.

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