CN112349967A

CN112349967A - Press-fitting device for lithium battery processing production

Info

Publication number: CN112349967A
Application number: CN202011231697.5A
Authority: CN
Inventors: 高群
Original assignee: Guangdong Polytechnic Normal University
Current assignee: Guangdong Polytechnic Normal University
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-02-09
Anticipated expiration: 2040-11-06
Also published as: CN112349967B

Abstract

The invention relates to the technical field of lithium battery processing, in particular to a pressing device for lithium battery processing production, which comprises a box body, wherein the left end and the right end of the upper surface of the box body are fixedly connected with supporting rods, the outer surfaces of the supporting rods are sleeved with sliding blocks which are slidably connected with the supporting rods, the top ends of the supporting rods are fixedly connected with connecting plates, connecting rods are fixedly connected between the sliding blocks, a moving mechanism is arranged between the connecting plates and the connecting rods, the moving mechanism comprises a moving rod, the bottom end of the moving rod is fixedly connected with the upper surface of the connecting rod, the lower surface of the connecting rod, which is close to the moving rod, is fixedly connected with a pressing plate, the lower end of the pressing plate is fixedly connected with an extrusion head, the upper surface of the box body is provided with a workbench, the front, the excessive slurry in the sliding plate can flow to the slurry tank, so that the slurry is convenient to collect, and the production cost is saved.

Description

Press-fitting device for lithium battery processing production

Technical Field

The invention relates to the technical field of lithium battery processing, in particular to a pressing device for lithium battery processing production.

Background

The production and manufacturing of lithium batteries are closely connected processes by individual process steps. In general, the production of lithium batteries includes a pole piece manufacturing process, a battery assembly process, and a final liquid injection, pre-charging, formation, and aging process. In the three-stage process, each process can be divided into several key processes, and each step has a great influence on the final performance of the battery. In the stage of pole piece manufacturing process, pole piece pressing is to press and mold the slurry coated on the battery pole piece, which is a very critical step.

And in current lithium-ion battery pole piece pressfitting in-process, generally utilize artifical manual to carry out the sizing to lithium-ion battery pole piece, utilize the briquetting to extrude, not only waste time and energy, production efficiency is low, can not make full use of the thick liquid that the sizing was many out in addition, causes the wasting of resources, consequently, to above current situation, an urgent need develops a compression fittings for lithium-ion battery processing production to overcome not enough in the current practical application.

Disclosure of Invention

The invention aims to provide a pressing device for processing and producing a lithium battery, which is used for solving the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a pressing device for processing and producing lithium batteries comprises a box body, wherein support rods are fixedly connected to the left end and the right end of the upper surface of the box body, sliding blocks are sleeved on the outer surfaces of the support rods and are connected with the support rods in a sliding mode, a connecting plate is fixedly connected to the top ends of the support rods, a connecting rod is fixedly connected between the sliding blocks, a moving mechanism is arranged between the connecting plate and the connecting rod and comprises a moving rod, the bottom end of the moving rod is fixedly connected with the upper surface of the connecting rod, a pressing plate is fixedly connected to the lower surface, close to the moving rod, of the connecting rod, an extrusion head is fixedly connected to the lower end of the pressing plate, a workbench is arranged on the upper surface of the box body, sliding grooves are formed in the front side and the rear side of the, the thick liquid roof portion is equipped with the suction pump, suction pump one end is connected with the connecting pipe, connecting pipe other end fixedly connected with nozzle.

As a further scheme of the invention: the nozzle is arranged right above the sliding plate.

As a further scheme of the invention: the moving mechanism comprises a moving rod and a rotating gear, the rotating gear is installed below the connecting plate, an inner cavity of the rotating gear is fixedly connected with a rotating shaft, the other end, away from the rotating gear, of the rotating shaft is provided with a driving motor, and one end, close to the rotating gear, of the moving rod is provided with a vertical rack.

As a further scheme of the invention: the swing device comprises a disc, a vertical rod is fixedly connected between the bottom end inside the box body and the workbench, the disc is arranged on the vertical rod, a connecting rod is fixedly connected inside the disc, the connecting rod is provided with two connecting rods which are perpendicular to each other, one of the connecting rods is provided with a fixing block, the vertical rod is hinged to a swing rod close to the bottom end, a sliding groove is formed in the swing rod, the fixing block is installed in the sliding groove, and the top end of the swing rod is fixedly connected with the bottom end of the sliding plate.

As a further scheme of the invention: the middle of the bottom end of the workbench is communicated with the box body, the swinging rod penetrates through the box body and is fixedly connected with the bottom end of a sliding plate installed in the workbench, and a guide plate is arranged on the lower surface of one end, away from the slurry box, of the workbench.

As a further scheme of the invention: the guide plate is obliquely installed between the workbench and the sliding plate, the lowest end of the guide plate is in contact with the bottom of the sliding plate, and the contact surface of the guide plate is smooth.

As a further scheme of the invention: the slurry box is arranged at one end far away from the guide plate and below the sliding plate, and the surface of the extrusion head and the inner wall of the sliding plate are both made of non-slurry materials.

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

1. by arranging the moving mechanism, the moving mechanism drives the sliding block to slide downwards on the supporting rod, and the sliding block drives the connecting rod and the extrusion head to press the lithium battery pole piece placed in the sliding plate, so that slurry on the surface of the lithium battery pole piece is pressed and molded, manual pressing is avoided, and the production effect and quality are improved;

2. the swinging device is arranged at the bottom end of the sliding plate, so that the swinging device drives the sliding plate to move left and right, and slurry on the surface of the lithium battery pole piece is favorably and uniformly laid on the pole piece due to certain fluidity, and the relative position of the lithium battery pole piece and the extrusion head is conveniently adjusted along with the movement of the sliding plate; through setting up the guide plate in slide bottom one end, slide to the guide plate upper end when the slide, unnecessary thick liquid flow direction thick liquid case in the slide has avoided the waste of thick liquid, has saved manufacturing cost.

Drawings

Fig. 1 is a schematic structural diagram of a pressing device for lithium battery processing production.

Fig. 2 is a structural diagram of a swing device of a pressing device for lithium battery processing production.

Fig. 3 is a sectional view of a table in the pressing device for lithium battery processing production.

In the figure: 1-box body, 2-support rod, 3-slide block, 4-connecting plate, 5-connecting rod, 6-moving mechanism, 601-moving rod, 602-rotating gear, 603-vertical rack, 7-pressing plate, 8-extrusion head, 9-workbench, 10-sliding plate, 11-swinging device, 111-disc, 112-fixed block, 113-vertical rod, 114-swinging rod, 12-slurry tank, 13-slurry suction pump, 14-connecting pipe, 15-nozzle and 16-guide plate.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

Example 1

Referring to fig. 1-2, in the embodiment of the present invention, a pressing device for lithium battery processing and production includes a box body 1, support rods 2 are fixedly connected to left and right ends of an upper surface of the box body 1, a sliding block 3 is sleeved on an outer surface of each support rod 2, the sliding block 3 is slidably connected to the support rods 2, a connecting plate 4 is fixedly connected to a top end of each support rod 2, a connecting rod 5 is fixedly connected between the sliding blocks 3, a moving mechanism 6 is disposed between each connecting plate 4 and the corresponding connecting rod 5, the moving mechanism 6 includes a moving rod 601, a bottom end of the moving rod 601 is fixedly connected to an upper surface of the corresponding connecting rod 5, a pressing plate 7 is fixedly connected to a lower surface of the corresponding connecting rod 5, a pressing head 8 is fixedly connected to a lower end of the pressing plate 7, a worktable 9 is disposed on, sliding connection has slide 10 between the sliding tray, slide 10 below is equipped with

pendulous device

11, 1 inside fixed thick liquid case 12 that is equipped with of box, thick liquid case 12 top is equipped with slurry suction pump 13, slurry suction pump 13 one end is connected with connecting

pipe

14, 14 other end fixedly connected with nozzles of connecting pipe 15.

In this example, moving mechanism 6 drives clamp plate 7 and extrusion head 8 lithium battery sheet below and is close to, is convenient for scribble the thick liquid pressfitting molding of wrapping up in to lithium battery sheet, and lithium battery sheet places inside slide 10, utilizes connecting pipe 14 and nozzle 15 to spray the thick liquid to the inside lithium battery sheet of slide 10 through suction pump 13, and slide 10 moves about under pendulous device 11's drive, is favorable to the thick liquid evenly to scribble to wrap up in battery sheet surface, has improved pressfitting efficiency.

In this embodiment, the nozzle 15 is installed right above the sliding plate 10, so as to facilitate the spraying of the lithium battery placed on the sliding plate 10.

In this embodiment, moving mechanism 6 includes carriage release lever 601, rotating gear 602 installs in connecting plate 4 below, the inner chamber fixedly connected with axis of rotation of rotating gear 602, the other end that rotating gear 602 was kept away from to the axis of rotation is equipped with driving motor, the one end that moving lever 601 is close to rotating gear 602 is equipped with vertical rack 603, and driving motor drives rotating gear 602 and rotates, and rotating gear 602 and vertical rack 603 mesh, vertical rack 603 drive carriage release lever 601 downstream, make sliding block 3 slide downwards in bracing piece 2 surface, and sliding block 3 drives connecting rod 5 and moves downwards, makes clamp plate 7 and extrusion head 8 be close to the lithium battery sheet of placing in slide 10 gradually, makes the surperficial thick liquid press fit molding of lithium battery sheet.

Example 2

Referring to fig. 1-3, in this embodiment, the swing device 11 includes a disc 111, a vertical rod 113 is fixedly connected between the bottom end inside the box 1 and the workbench 9, the disc 111 is disposed on the vertical rod 113, a connecting rod is fixedly connected inside the disc 111, two connecting rods are disposed and perpendicular to each other, a fixed block 112 is disposed on one of the connecting rods, a swing rod 114 is hinged to the vertical rod 113 near the bottom end, a chute is disposed in the swing rod 114, the fixed block 112 is mounted in the chute, the top end of the swing rod 114 is fixedly connected to the bottom end of the slide board 10, the disc 111 is driven to rotate by a motor, the disc 111 rotates to drive the fixed block 112 on the connecting rod to slide up and down in the chute disposed in the swing rod 114, so that the swing rod 114 swings left and right, and the slide board 10 fixedly connected to the swing rod 114 moves left and, the slurry on the surface of the lithium battery pole piece placed in the sliding plate 10 can be wrapped uniformly, and the pressing molding is facilitated.

In this embodiment, the middle of the bottom end of the workbench 9 is communicated with the box body 1, the swing rod 114 penetrates through the box body 1 and is fixedly connected with the bottom end of the sliding plate 10 installed in the workbench 9, the guide plate 16 is arranged on the lower surface of one end, far away from the slurry tank 12, of the workbench 9, and when the swing rod 114 drives the sliding plate 10 to move to the upper end of the guide plate 16, as the guide plate 16 has a certain height, redundant slurry in the sliding plate 10 flows to the slurry tank 12, so that the slurry is convenient to collect, and the production cost is also saved.

In this embodiment, the guide plate 16 is obliquely installed between the workbench 9 and the sliding plate 10, the lowest end of the guide plate 16 is in contact with the bottom of the sliding plate 10, the contact surface of the guide plate 16 is smooth, the contact surface of the guide plate 16 and the sliding plate 10 is smooth, and the sliding plate 10 can slide to the highest end of the guide plate 16 without being blocked, so that slurry can flow to the slurry tank 12 conveniently.

In this embodiment, the slurry tank 12 is installed at one end far away from the deflector 16 and below the slide plate 10, and the surface of the extrusion head 8 and the inner wall of the slide plate 10 are both made of non-slurry material.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.

Claims

1. The pressing device for processing and producing the lithium battery comprises a box body (1) and is characterized in that supporting rods (2) are fixedly connected to the left end and the right end of the upper surface of the box body (1), sliding blocks (3) are sleeved on the outer surfaces of the supporting rods (2), the sliding blocks (3) are in sliding connection with the supporting rods (2), a connecting plate (4) is fixedly connected to the top end of each supporting rod (2), a connecting rod (5) is fixedly connected between the sliding blocks (3), a moving mechanism (6) is arranged between each connecting plate (4) and the corresponding connecting rod (5), each moving mechanism (6) comprises a moving rod (601), the bottom end of each moving rod (601) is fixedly connected with the upper surface of the corresponding connecting rod (5), a pressing plate (7) is fixedly connected to the lower surface of the corresponding connecting rod (5) close to the corresponding moving rod (601), and, the utility model discloses a slurry pump, including box (1), workstation (9), slide groove, slide connection between the slide groove, slide (10) below is equipped with pendulous device (11), box (1) inside fixed thick liquid case (12) that is equipped with, thick liquid case (12) top is equipped with slurry pump (13), slurry pump (13) one end is connected with connecting pipe (14), connecting pipe (14) other end fixedly connected with nozzle (15), box (1) upper surface is equipped with workstation (9), both sides are equipped with the slide groove around workstation (9), sliding connection has slide plate (10) between the slide groove, slide plate (10) below is equipped.

2. The lithium battery processing and producing pressing device according to claim 1, wherein the nozzle (15) is installed and arranged right above the sliding plate (10).

3. The pressing device for lithium battery processing production according to claim 1, wherein the moving mechanism (6) comprises a moving rod (601) and a rotating gear (602), the rotating gear (602) is installed below the connecting plate (4), a rotating shaft is fixedly connected to an inner cavity of the rotating gear (602), a driving motor is arranged at the other end of the rotating shaft, which is far away from the rotating gear (602), and a vertical rack (603) is arranged at one end of the moving rod (601), which is close to the rotating gear (602).

4. The pressing device for processing and producing the lithium battery as claimed in claim 3, wherein the swing device (11) comprises a disc (111), a vertical rod (113) is fixedly connected between the bottom end inside the box body (1) and the workbench (9), the disc (111) is arranged on the vertical rod (113), a connecting rod is fixedly connected inside the disc (111), two connecting rods are arranged and perpendicular to each other, a fixed block (112) is arranged on one of the connecting rods, a swing rod (114) is hinged to the position, close to the bottom end, of the vertical rod (113), a sliding groove is formed in the swing rod (114), the fixed block (112) is installed in the sliding groove, and the top end of the swing rod (114) is fixedly connected with the bottom end of the sliding plate (10).

5. The pressing device for processing and producing the lithium battery as claimed in claim 4, wherein the middle of the bottom end of the workbench (9) is communicated with the box body (1), the swinging rod (114) penetrates through the box body (1) to be fixedly connected with the bottom end of the sliding plate (10) installed in the workbench (9), and a guide plate (16) is arranged on the lower surface of one end, far away from the slurry tank (12), of the workbench (9).

6. The pressing device for lithium battery processing and production as claimed in claim 5, wherein the guide plate (16) is obliquely arranged between the workbench (9) and the sliding plate (10), the lowest end of the guide plate (16) is in contact with the bottom of the sliding plate (10), and the contact surface of the guide plate (16) is smooth.

7. The pressing device for processing and producing the lithium battery as claimed in claim 6, wherein the slurry tank (12) is arranged at one end far away from the guide plate (16) and below the sliding plate (10), and the surface of the extrusion head (8) and the inner wall of the sliding plate (10) are both made of non-slurry material.