CN209981404U

CN209981404U - Power lithium cell production closing device

Info

Publication number: CN209981404U
Application number: CN201921072990.4U
Authority: CN
Inventors: 赖守军
Original assignee: Hubei Li Shuo Power Supply Co Ltd
Current assignee: Hubei Li Shuo Power Supply Co Ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-01-21
Anticipated expiration: 2029-07-10

Abstract

The utility model discloses a power lithium battery production sealing device in the battery sealing field, which comprises a production line, wherein one side of the production line is provided with a horizontally arranged lead screw transmission device, an L-shaped bracket is fixed on the lead screw transmission device, the outer end part of the L-shaped bracket is provided with a sealing die head with a heating plate, the upper side and the lower side of the sealing die head are fixed through a rotating shaft, and the rotating shaft is fixed on the L-shaped bracket; the other side of the assembly line is provided with an L-shaped base plate, a rotating motor is fixed on the bottom surface above the L-shaped base plate, an output shaft of the rotating motor is connected with a mounting plate, and an upper telescopic cylinder and a lower telescopic cylinder are fixed on the bottom surface of the mounting plate through bolts. The utility model discloses efficient, be fit for the lithium cell production on the assembly line and use.

Description

Power lithium cell production closing device

Technical Field

The utility model relates to a battery seals the field, concretely relates to power lithium cell production closing device.

Background

Lithium batteries are a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a negative electrode material. The production flow of lithium batteries is not very consistent for each manufacturer, but most of the production flows are not away from the links, specifically as follows: preparing materials, homogenizing, coating, rolling, slitting, baking, winding, shelling, laser welding, baking, injecting liquid, pre-charging, sealing, cleaning, aging, full inspection, warehousing and delivering.

Wherein, the process of sealing to the lithium cell of isostructure is also different, and to the lithium cell of plastic-aluminum membrane packing, the lithium cell is generally placed on top side seal machine, and top side seal machine folds the pressure on the plastic-aluminum membrane through upper cover and low head, makes the PP layer of plastic-aluminum membrane melt and cohere, and then accomplishes sealing of top, and the lateral part of rethread side head completion lithium cell seals. At present, the sealing equipment has the defects that a large number of batteries cannot be used automatically, the lithium batteries to be sealed need to be manually taken onto a top side sealing machine and are clamped by a clamp to complete the sealing step, and therefore improvement is needed.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

Problem to among the prior art, the utility model provides a power lithium cell produces closing device, efficient, be fit for the lithium cell on the assembly line and use in production.

Technical scheme

The utility model discloses a following technical scheme realizes:

a power lithium battery production sealing device comprises a production line, wherein a horizontally arranged screw rod transmission device is arranged on one side of the production line, an L-shaped support is fixed on the screw rod transmission device, a sealing die head with a heating plate is arranged at the outer end part of the L-shaped support, the upper side and the lower side of the sealing die head are fixed through a rotating shaft, and the rotating shaft is fixed on the L-shaped support; the opposite side of assembly line is equipped with L type base plate, be fixed with the rotation motor on the top bottom surface of L type base plate, the output shaft and the mounting panel of rotation motor are connected, the mounting panel bottom surface is fixed with upper and lower telescopic cylinder through the bolt.

Furthermore, one side of the L-shaped substrate, which is close to the assembly line, is provided with an installation block, the upper surface of the installation block is fixedly provided with a rotary cylinder, and a piston rod of the rotary cylinder is fixedly provided with a limiting device.

Further, stop device includes the cylinder, the integral type extends on the cylinder lateral wall and is fixed with branch, the branch end fixing has semi-circular limiting plate.

Furthermore, a pressing block is fixed on the piston rod of the upper telescopic cylinder and the lower telescopic cylinder, and a heating sheet is arranged on the pressing block.

Furthermore, the driving motor is fixed with the connecting rod through a coupler, and the other end of the connecting rod is fixed on the inner side wall of the casing through a shaft seat.

Furthermore, a triangular support frame is arranged on the outer side wall of the L-shaped substrate and is fixed with the L-shaped substrate through a bolt.

Advantageous effects

Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:

the utility model provides a power lithium cell production closing device, the lithium cell conveys on the assembly line, when the lithium cell reachs L type base plate department, upper and lower telescopic cylinder stretches out and supports and withstand the lithium cell top, then lead screw transmission drives and seals the die head and progressively be close to the lithium cell, it has the high temperature to seal the die head by the heating plate heating, and through high temperature hot melt plastic-aluminum membrane, the rotation motor rotates through supporting lithium cell control lithium cell original place, when the pivoted, seal the die head and accomplish ground hot melt with lithium cell lateral part round, lead screw transmission control seals the degree of depth that the die head progressively heats the hot melt, then upper and lower telescopic cylinder withdrawal, the lithium cell continues the conveying, upper and lower telescopic cylinder supports and presses next lithium cell, the process is.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a front view angle structural section of the present invention;

fig. 2 is a schematic structural view of the limiting device of the present invention;

the reference numbers in the figures are: 1-assembly line; 2-a screw rod transmission device; a 3-L shaped scaffold; 4-sealing the die head; 5-a rotating shaft; a 6-L-shaped substrate; 7-rotating the motor; 8-mounting a plate; 9-up and down telescopic cylinder; 10-a mounting block; 11-a rotating cylinder; 12-a column; 13-a strut; 14-semicircular limiting plates; 15-a pressing block; 16-a triangular support frame; 17-lithium battery.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Embodiment 1, with reference to fig. 1, a sealing device for power lithium battery production includes a production line 1, a horizontally disposed screw rod transmission device 2 is disposed on one side of the production line 1, an L-shaped bracket 3 is fixed on the screw rod transmission device 2, a sealing die head 4 with a heating plate is disposed at an outer end portion of the L-shaped bracket 3, an upper side and a lower side of the sealing die head 4 are fixed by a rotating shaft 5, and the rotating shaft 5 is fixed on the L-shaped bracket 3; an L-shaped substrate 6 is arranged on the other side of the assembly line 1, a rotating motor 7 is fixed on the bottom surface above the L-shaped substrate 6, an output shaft of the rotating motor 7 is connected with a mounting plate 8, and an upper telescopic cylinder 9 and a lower telescopic cylinder 9 are fixed on the bottom surface of the mounting plate 8 through bolts.

The lithium battery 17 is conveyed on the production line 1, when the lithium battery 17 reaches the L-shaped substrate 6, the lithium battery is sensed by a sensor arranged at the L-shaped substrate 6, then the upper and lower telescopic cylinders 9 extend to abut against the top of the lithium battery 6, the heating sheet in the abutting block 15 on the piston rod of the upper and lower telescopic cylinders 9 seals the top of the lithium battery 17, then the lead screw transmission device 2 drives the sealing die head 4 to gradually approach the lithium battery 17, the sealing die head 4 is heated by the heating sheet to have high temperature, and through the high-temperature hot melting aluminum plastic film, the rotating motor 7 rotates the upper and lower telescopic cylinders 9 to press the lithium battery 17, synchronously controlling the rotation of the mounting plate 8, driving the lithium battery 17 to synchronously rotate by the upper and lower telescopic cylinders 9, the sealing die head 4 integrally melts a circle of the side of the lithium battery 17, and the lead screw transmission device 2 controls the gradual movement of the sealing die head 4 to heat and melt the depth. After sealing, the upper and lower telescopic cylinders 9 retract, the lead screw transmission device 2 drives the L-shaped support 3 to move aside, the lithium battery 17 continues to be conveyed, the upper and lower telescopic cylinders 9 support and press the next lithium battery 17, and the sealing process is repeated.

Preferably, referring to fig. 2, in order to prevent the lithium battery 17 from generating position variation during sealing, a mounting block 10 is disposed on one side of the L-shaped substrate 6 close to the production line 1, a rotary cylinder 11 is fixed on the upper surface of the mounting block 10, and a limiting device is fixed on the piston rod of the rotary cylinder 11. The limiting device comprises a column body 12, a supporting rod 13 is integrally extended and fixed on the side wall of the column body 12, and a semicircular limiting plate 14 is fixed at the end part of the supporting rod 13. During the use, revolving cylinder 11 is rotatory 90, drives cylinder 12 and rotates, and semi-circular limiting plate 14 blocks the lithium cell 17 lateral wall, prevents that lithium cell 17 from being driven to remove by assembly line 1 to the front side.

Preferably, a pressing block 15 is fixed on the piston rod of the upper and lower telescopic cylinders 9, and the pressing block 15 is provided with a heating sheet for sealing the top of the lithium battery 17.

Preferably, in order to enhance the stability of the L-shaped substrate 6, a triangular support 16 is disposed on the outer side wall of the L-shaped substrate 6, and the triangular support 16 is fixed to the L-shaped substrate 6 by bolts.

The pneumatic element and the electric control element are controlled by a PLC program, and the L-shaped base plate 6 and the L-shaped bracket 3 are correspondingly provided with relevant sensors and connected with input signal ends of the PLC.

The utility model provides a power lithium cell produces closing device, efficient, be fit for the lithium cell on the assembly line and use.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the specific implementations of the invention. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a power lithium cell production closing device which characterized in that: the device comprises a production line (1), wherein a horizontally arranged screw rod transmission device (2) is arranged on one side of the production line (1), an L-shaped support (3) is fixed on the screw rod transmission device (2), a sealing die head (4) with a heating sheet is arranged at the outer end part of the L-shaped support (3), the upper side and the lower side of the sealing die head (4) are fixed through a rotating shaft (5), and the rotating shaft (5) is fixed on the L-shaped support (3); the opposite side of assembly line (1) is equipped with L type base plate (6), be fixed with on the top bottom surface of L type base plate (6) and rotate motor (7), the output shaft and mounting panel (8) of rotating motor (7) are connected, telescopic cylinder (9) about mounting panel (8) underrun bolt fastening has.

2. The sealing device for the production of lithium power batteries as claimed in claim 1, wherein: l type base plate (6) are close to one side of assembly line (1) is equipped with installation piece (10), surface mounting has revolving cylinder (11) on installation piece (10), be fixed with stop device on revolving cylinder (11) piston rod.

3. The sealing device for the power lithium battery production according to claim 2, wherein: stop device includes cylinder (12), the integral type extends on cylinder (12) lateral wall and is fixed with branch (13), branch (13) end fixing has semi-circular limiting plate (14).

4. The sealing device for the production of lithium power batteries as claimed in claim 1, wherein: a pressing block (15) is fixed on a piston rod of the upper and lower telescopic cylinders (9), and a heating sheet is arranged on the pressing block (15).

5. The sealing device for the production of lithium power batteries as claimed in claim 1, wherein: be equipped with triangular supports frame (16) on L type base plate (6) lateral wall, triangular supports frame (16) pass through the bolt with L type base plate (6) are fixed.