Full-automatic sealing machine for lithium battery

Abstract

The utility model provides a lithium battery full-automatic sealing machine which comprises a sealing table and two material changing tables symmetrically arranged on the two sides of the sealing table, the sealing table comprises a base, a support fixedly connected to the base, a hydraulic oil cylinder fixedly connected to the support and a lower pressing strip fixedly connected to the extending end of the hydraulic oil cylinder, and a material conveying part is arranged at the bottom of the lower pressing strip and comprises a moving rod and a plurality of discharging grooves formed in the moving rod and used for containing lithium batteries to be sealed, the moving rod is slidably connected with the two sealing tables, and the number of the discharging grooves is two. According to the full-automatic sealing machine for the lithium battery, due to the fact that the two sets of discharging grooves are formed in the movable rod, the operation of taking down a sealed workpiece and placing a workpiece to be sealed can be completed on the other discharging groove when the sealing machine conducts machining, the problem that a sealing device is shut down for a long time due to feeding and discharging is avoided, and the machining efficiency of the device is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to lithium battery processing device technical field, concretely relates to a lithium battery full -automatic sealing machine. BACKGROUND

[0002] Lithium battery is a kind of secondary battery with lithium metal or lithium alloy as negative electrode material, and non-aqueous electrolyte solution as electrolyte solution, it has the advantages of high energy density, long cycle life, low self-discharge rate, no memory effect, etc., is widely used in mobile communication, electric vehicle, energy storage device and other fields, the working principle of lithium battery is based on the process that lithium ion embeds and de-embeds between positive and negative, to realize the storage and release of electric energy.

[0003] Lithium battery full-automatic sealing machine is a special equipment for completing the last packaging step in lithium battery production process, its main role is to seal the lithium battery cell that has been assembled, to prevent electrolyte leakage, ensure the stability of battery internal chemicals, and protect the battery from the influence of external environment, in order to the convenience of workpiece conveying, the lithium battery full-automatic sealing machine on the market often adopts automatic material conveying parts instead of manual workpiece conveying to increase work efficiency, which often adopts the material conveying mode that workpiece moves from loading place to processing place and then moves to unloading place after processing, which often occupies a lot of time when loading or unloading, there is the problem that sealing machine downtime is too long and affects processing efficiency.

[0004] In view of this, a kind of lithium battery full-automatic sealing machine is provided. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem that traditional lithium battery full-automatic sealing machine exists when loading and unloading, and provides a kind of lithium battery full-automatic sealing machine.

[0006] In order to solve the above technical problem, the utility model adopts the following technical scheme: a kind of lithium battery full-automatic sealing machine, including sealing table and two symmetrical change material tables set in the both sides of sealing table, the sealing table includes base, fixedly connected on the base support, fixedly connected on the support hydraulic cylinder and fixedly connected on the hydraulic cylinder extension end lower pressure strip, the bottom of the lower pressure strip is provided with material conveying part, the material conveying part includes moving rod and multiple material discharge grooves for placing the lithium battery to be sealed in the moving rod, the moving rod is slidably connected with two sealing tables, and the material discharge groove is provided with two groups.

[0007] Preferably, the both ends of the moving rod are fixedly connected with the limit rods arranged in L shape, two sliders with T-shaped cross section are fixedly connected on the two limit rods, the sliding grooves with the size matched with the sliders are formed on the sealing table, and the sliders and the sliding grooves are used to keep the moving rod stable when moving.

[0008] Preferably, the motor is fixedly connected to any one of the two sealing stations, the motor has a protruding end fixedly connected with a screw rod, the screw rod is threadedly connected with a sleeve, the moving rod is fixedly connected with a mounting disc, the sleeve is rotationally connected with the mounting disc, and the sleeve is used to drive the mounting disc and the moving rod to move when the screw rod rotates.

[0009] Preferably, the sleeve is fixedly connected with a T-shaped rotary ring with a T-shaped cross section, and the T-shaped rotary ring is rotationally connected with the mounting disc.

[0010] Preferably, the base is fixedly connected with a bearing plate, the bearing plate has the same width as the moving rod, and the bearing plate is used to support the moving rod when the down-pressing strip presses the seal.

[0011] Preferably, the two groups of material feeding grooves are symmetrically arranged on the moving rod, and when one group of material feeding grooves is located at the working position below the down-pressing strip, the other group of material feeding grooves is moved to the tabletop of one of the two material changing stations.

[0012] Compared with the prior art, the lithium battery full-automatic sealing machine has the following beneficial effects:

[0013] 1. The lithium battery full-automatic sealing machine provided by the utility model can complete the operation of taking down the sealed workpiece and placing the workpiece to be sealed on another material feeding groove during the sealing machine processing, reduces the material conveying time, and greatly improves the processing efficiency of the device.

[0014] 2. The lithium battery full-automatic sealing machine provided by the utility model is provided with a plurality of material feeding grooves, so that the device can process a plurality of workpieces to be sealed at the same time, and the processing efficiency of the device is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings accompanying the specification provide further understanding of the utility model, and the schematic embodiments of the utility model and the description thereof are used to explain the utility model, and do not constitute an improper limitation on the utility model.

[0016] In the drawings:

[0017] Figure 1 It is a three-dimensional structure schematic view of an embodiment of the utility model.

[0018] Figure 2 It is a state diagram after discharging of an embodiment of the utility model.

[0019] Figure 3 It is a detail view of a connecting rod of an embodiment of the utility model.

[0020] Figure 4 It is a cross-sectional view of the mounting disc of an embodiment of the utility model.

[0021] Figure 5 It is a cross-sectional view of the mounting disc and the screw sleeve of an embodiment of the utility model.

[0022] In the figure: 1, sealing station, 11, base, 12, support, 13, hydraulic cylinder, 14, down bar, 15, bearing plate, 2, material replacement station, 3, material conveying component, 31, moving rod, 32, limiting rod, 33, sliding block, 34, sliding groove, 35, material placing groove, 36, mounting disc, 37, screw sleeve, 38, T-shaped swivel ring, 39, motor, 311, screw rod. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with 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. The embodiments in the application and the features in the embodiments can be combined with each other without conflict. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0024] Please refer to Figures 1-5 .

[0025] The utility model discloses a lithium battery full-automatic sealing machine, including sealing station 1 and two symmetrical material replacement stations 2 set up on the both sides of sealing station 1, sealing station 1 includes base 11, fixedly connected on base 11 support 12, fixedly connected on support 12 hydraulic cylinder 13 and fixedly connected on the extension end of hydraulic cylinder 13 down bar 14, the bottom of down bar 14 is provided with material conveying component 3, material conveying component 3 includes moving rod 31 and a plurality of material placing grooves 35 for placing the lithium battery to be sealed set up on moving rod 31, moving rod 31 is connected with two sealing stations 1 and is slidably connected, and material placing groove 35 is provided with two groups, wherein down bar 14 often will be provided with relevant heating device, for heating sealing material, make it soften, then by down bar 14 heat pressing.

[0026] Specifically, the both ends of moving rod 31 are fixedly connected with the limiting rod 32 that is arranged in the shape of L, two limiting rods 32 are fixedly connected with two sliding blocks 33 that are arranged in the shape of T, the sealing station 1 is provided with the sliding groove 34 that is matched with the size of sliding block 33, and the sliding block 33 and the sliding groove 34 are used to keep moving rod 31 stable when moving, as Figure 3 shown, one of the two sliding blocks 33 is arranged above the sealing station 1, and the other is arranged on the side of the sealing station 1, which can save space and ensure the stability of moving rod 31.

[0027] Secondly, the motor 39 is fixedly connected on any one of the two sealing stations 1, the extending end of the motor 39 is fixedly connected with a screw rod 311, the screw rod 311 is threadedly connected with a sleeve 37, the moving rod 31 is fixedly connected with a mounting disc 36, the sleeve 37 is rotationally connected with the mounting disc 36, the sleeve 37 is used for driving the mounting disc 36 and the moving rod 31 to move when the screw rod 311 rotates, since the screw rod 311 and the sleeve 37 are threadedly connected, and the sleeve 37 and the mounting disc 36 are rotationally connected, thus when the screw rod 311 rotates under the driving of the motor 39, the sleeve 37 will rotate along the axial direction of the screw rod 311, and further drive the mounting disc 36 and the moving rod 31 to move, in the moving process, the sleeve 37 always rotates relative to the mounting disc 36.

[0028] Thirdly, the sleeve 37 is fixedly connected with a T-shaped rotary ring 38 which is arranged in a T-shaped cross section, the T-shaped rotary ring 38 is rotationally connected with the mounting disc 36, that is to say, the T-shaped rotary ring 38 always rotates relative to the mounting disc 36 in the moving process of the sleeve 37 driving the mounting disc 36.

[0029] In addition, the base 11 is fixedly connected with a bearing plate 15, the width of the bearing plate 15 is the same as the width of the moving rod 31, the bearing plate 15 is used for supporting and bearing the moving rod 31 when the pressing strip 14 presses the sealing, the bearing plate 15 can also prevent the moving rod 31 from being bent, in the specific arrangement, the top surface of the bearing plate 15 and the bottom surface of the moving rod 31 should be at the same height.

[0030] Furthermore, the two groups of material placing grooves 35 are symmetrically arranged on the moving rod 31, and when one group of the material placing grooves 35 is located at the working position below the pressing strip 14, the other group of the material placing grooves 35 is just moved to the table top of one of the two material replacing stations 2, in the specific arrangement, the relevant hot pressing device on the pressing strip 14 should correspond to the plurality of material placing grooves 35, so that the workpieces in the plurality of material placing grooves 35 can be processed at the same time.

[0031] In the use of the device, the workpieces are placed on one group of the material placing grooves 35, and then the group of the material placing grooves 35 is moved to the processing position, in the process of hot pressing, the workpieces to be hot pressed are placed on the other group of the material placing grooves 35, when the workpieces in the processing position are finished processing, the motor 39 drives the moving rod 31 to move, so that the workpieces in the group of the material placing grooves 35 which are finished processing are moved to the material replacing station 2, in the process, the group of the material placing grooves 35 which are just finished feeding are moved to the hot pressing position, and then hot pressing is performed, in the process of hot pressing, the sealed workpieces on the other group of the material placing grooves 35 are taken down, and then the workpieces to be sealed are placed, and then the above operation is repeated.

[0032] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. A fully automatic lithium battery sealing machine, characterized in that: The utility model relates to a lithium battery sealing device, including seal platform (1) and two symmetrical change material platform (2) that set up in seal platform (1) both sides, seal platform (1) including base (11), fixedly connected on the base (11) support (12), fixedly connected on the support (12) hydraulic oil cylinder (13) and fixedly connected in the lower pressing strip (14) of hydraulic oil cylinder (13) extension end, the bottom of lower pressing strip (14) is provided with material conveying part (3), material conveying part (3) including moving rod (31) and a plurality of open on the moving rod (31) for placing the material groove (35) of lithium battery to be sealed, moving rod (31) with two seal platform (1) sliding connection, material groove (35) is provided with two groups.

2. The full-automatic sealing machine for lithium batteries according to claim 1, characterized in that: The both ends of moving rod (31) are fixedly connected with the limiting rod (32) that sets up in L character, two limiting rods (32) are fixedly connected with two sliders (33) that set up in T character section, the sliding slot (34) that is suitable for the size of slider (33) is opened in seal platform (1), slider (33) and sliding slot (34) are used to keep stable when moving rod (31) moves.

3. The full-automatic sealing machine for lithium batteries according to claim 2, characterized in that: The motor (39) of any one seal platform (1) in two seal platform (1) is fixedly connected, the extension end of motor (39) is fixedly connected with screw rod (311), the screw rod (311) is threadedly connected with screw sleeve (37), the installation disc (36) is fixedly connected on moving rod (31), screw sleeve (37) is rotatably connected with installation disc (36), screw sleeve (37) is used to drive installation disc (36) and moving rod (31) to move when screw rod (311) rotates.

4. The full-automatic sealing machine for lithium batteries according to claim 3, characterized in that: The T-shaped rotary ring (38) that sets up in T character section is fixedly connected on screw sleeve (37), T-shaped rotary ring (38) is rotatably connected with installation disc (36).

5. The full-automatic sealing machine for lithium batteries according to claim 4, characterized in that: The bearing plate (15) is fixedly connected on base (11), the width of bearing plate (15) is same with the width of moving rod (31), bearing plate (15) is used to prop up moving rod (31) to bear moving rod (31) when lower pressing strip (14) presses seal.

6. The full-automatic sealing machine for lithium batteries according to claim 5, characterized in that: Two groups of material grooves (35) are symmetrically arranged on the moving rod (31), and when one group of material grooves (35) is located in the working position below the lower pressing strip (14), the other group of material grooves (35) is just moved to the table top of one of the two change material platforms (2).

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