CN211165489U

CN211165489U - Mould pressing device for lithium battery production

Info

Publication number: CN211165489U
Application number: CN201921627206.1U
Authority: CN
Inventors: 不公告发明人
Original assignee: Pilotage Innovation Energy Battery Technology Research Institute Beijing Co Ltd
Current assignee: Pilotage Innovation Energy Battery Technology Research Institute Beijing Co Ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-08-04
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a mold pressing device is used in lithium cell production, including mount pad and mounting bracket, the upper end fixed mounting of mounting bracket has the pneumatic cylinder, the rectangular channel has been seted up to the upper end of mount pad, slidable mounting has the bed die in the rectangular channel, there is the mould telescopic end of pneumatic cylinder through threaded connection, the upper end slidable mounting of mounting bracket has the cylinder pole that the symmetry set up, the lower extreme fixed mounting of going up the mould has two mutually perpendicular trapezoidal locating pieces, the dovetail groove has been seted up to the upper end of bed die. The utility model has the advantages that the mode design of installing the mould is simple and the mould installation is convenient by arranging the rectangular groove, the groove and the trapezoidal fixed pin at the upper end of the installing seat; the trapezoidal groove and the trapezoidal positioning block facilitate the positioning between the dies through the trapezoidal groove formed in the lower die and the trapezoidal positioning block fixedly arranged on the upper die; through trapezoidal groove and trapezoidal locating piece, prevented the skew between the mould, the mould is accurate at the in-process mould butt joint that pushes down.

Description

Mould pressing device for lithium battery production

Technical Field

The utility model relates to a lithium cell mould pressing device technical field specifically is a mould pressing device is used in lithium cell production.

Background

Generally in the production of lithium cell, need carry out the mould pressing to the lithium cell, because the size difference of the lithium cell of production, the mould of production lithium cell often needs to be changed, the fixed mode of the mould that most used all is through the bolt fastening, the die holding is inconvenient, and need fix a position the mould after the installation and just can come into use through the pressure testing test, this process is more loaded down with trivial details, and the mould is owing to adopt the bolt fastening, so after long-time work, the mould can take place to become flexible with the workstation, thereby the influence is to the mould pressing of battery, lead to the mould pressing of lithium cell unqualified, seriously influence the quality of product.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a molding device is used in lithium cell production to the production of the lithium cell that proposes in solving above-mentioned background art, the fixed mode of the mould that most used all is through the bolt fastening, and the installation is inconvenient, and will pass through the pressure testing repeatedly before the use, and the mould is in long-time motion, and not hard up problem can take place for the mould.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a mould pressing device is used in lithium cell production, includes mount pad and mounting bracket, the upper end fixed mounting of mounting bracket has the pneumatic cylinder, the pneumatic cylinder sets up directly over the mount pad, the rectangular channel has been seted up to the upper end of mount pad, slidable mounting has the bed die in the rectangular channel, there is the mould at the flexible end of pneumatic cylinder through threaded connection.

Preferably, the side wall of the rectangular groove is provided with a groove, sliding plates are fixedly mounted at two ends of the lower die and are in sliding connection with the groove, a trapezoidal fixing pin is inserted into the upper end of the mounting seat and penetrates through the side wall of the groove to be inserted into one of the sliding plates.

Preferably, the upper end of the mounting frame is slidably provided with symmetrically arranged cylindrical rods, the cylindrical rods are located on two sides of the hydraulic cylinder, and the lower ends of the cylindrical rods are connected with the upper end of the upper die through threads.

Preferably, the lower end of the upper die is fixedly provided with two mutually perpendicular trapezoid positioning blocks, the two trapezoid positioning blocks are arranged in an L-shaped structure, and the upper end of the lower die is provided with a trapezoid groove matched with the trapezoid positioning blocks.

Preferably, a threaded cap is fixedly mounted on the lower side of the telescopic end of the hydraulic cylinder.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, fix the mould through seting up rectangular channel and recess in the upper end of mount pad to and the trapezoidal fixed pin of grafting in the upper end of mount pad, the mode design of installation mould is simple and convenient mould installation, long-time use can not make the mould take place to become flexible; the trapezoidal groove and the trapezoidal positioning block are convenient for positioning between the dies, and the dies are accurately calibrated through the trapezoidal groove and the trapezoidal positioning block before being mounted, so that repeated pressure test for mounting the dies is reduced; through dovetail groove and trapezoidal locating piece, prevented the skew between the mould, the mould is accurate in the in-process mould butt joint that pushes down to carry on spacingly through the cylinder pole to last mould, the cylinder pole has prevented to go up the mould and has produced the rocking at the in-process that pushes down.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a schematic view of the structure of the mounting base of the present invention;

fig. 4 is a schematic view of the upper mold of the present invention.

In the figure: 1. a mounting seat; 2. a hydraulic cylinder; 21. a threaded cap; 3. a lower die; 31. a trapezoidal groove; 32. a sliding plate; 4. an upper die; 41. a trapezoidal positioning block; 5. a mounting frame; 6. a cylindrical rod; 7. a trapezoidal fixing pin; 8. a rectangular groove; 81. and (4) a groove.

Detailed Description

In order to solve in the production of lithium cell, the fixed mode of the mould of most uses is all through the bolt fastening, and the installation is inconvenient to will pass through pressure testing repeatedly before the use, and the mould is in long-time motion, and not hard up problem can take place for the mould, the embodiment of the utility model provides a mould pressing device is used in lithium cell production. The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-2, the embodiment provides a die pressing device for lithium battery production, which includes a mounting base 1 and a mounting base 5, wherein a hydraulic cylinder 2 is fixedly mounted at the upper end of the mounting base 5, the hydraulic cylinder 2 facilitates the pressing between dies, the hydraulic cylinder 2 is arranged right above the mounting base 1, and can prevent the mounted dies from deflecting, a rectangular groove 8 is formed at the upper end of the mounting base 1, a lower die 3 is slidably mounted in the rectangular groove 8, the lower die 3 is conveniently mounted through the rectangular groove 8, the telescopic end of the hydraulic cylinder 2 is connected with an upper die 4 through a thread, and the hydraulic cylinder 2 is arranged right above the mounting base 1, so that the lower die 3 and the upper die 4 are accurately butted; the side wall of the rectangular groove 8 is provided with a groove 81, the upper end of the mounting seat 1 is provided with the rectangular groove 8 and the groove 81, and the upper end of the mounting seat 1 is fixedly provided with a trapezoidal fixing pin 7 in an inserting manner, the mode of mounting the die is simple in design and convenient for mounting the die, two ends of the lower die 3 are fixedly provided with sliding plates 32, the sliding plates 32 are in sliding connection with the groove 81, the lower die 3 is prevented from sliding after being mounted through the groove 81 and the sliding plates 32, the lower die 3 is convenient to mount through the groove 81 and the sliding plates 32 when being mounted, the upper end of the mounting seat 1 is inserted with the trapezoidal fixing pin 7, the trapezoidal fixing pin 7 prevents the lower die 3 from sliding out of the rectangular groove 8, the trapezoidal fixing pin 7 plays a role of fixing the lower die 3, and the trapezoidal fixing pin 7 penetrates through the side wall of; the upper end slidable mounting of mounting bracket 5 has the cylinder pole 6 of symmetry setting, cylinder pole 6 is located the both sides of pneumatic cylinder 2, prevents through cylinder pole 6 that mould 4 from taking place the shake at the in-process that pushes down, threaded connection is passed through with the upper end of last mould 4 to the lower extreme of cylinder pole 6.

During the use, earlier 3 slidable mounting of bed die in rectangular channel 8, slide in recess 81 through sliding plate 32, bed die 3 slides and utilizes trapezoidal fixed pin 7 to fix to the rear end of the rectangular channel 8 of seting up, wherein 7 right-angle sides atresss of trapezoidal fixed pin are stable and convenient to fix bed die 3, place top mould 4 in bed die 3, go up mould 4 and hydraulic cylinder 2's flexible end and pass through threaded connection, then upper end slidable mounting cylinder pole 6 at mounting bracket 5, cylinder pole 6 prevents that mould 4 from producing the shake in pushing down, 6 lower extremes of cylinder pole pass through threaded connection with last mould 4 at last.

Example 2

Referring to fig. 3-4, a further improvement is made on the basis of embodiment 1, wherein two trapezoidal positioning blocks 41 perpendicular to each other are fixedly mounted at the lower end of the upper die 4, the two trapezoidal positioning blocks 41 are placed in an L-shaped structure, a trapezoidal groove 31 matched with the trapezoidal positioning block 41 is formed in the upper end of the lower die 3, repeated pressure testing of the mounted die is reduced by the trapezoidal groove 31 formed in the lower die 3 and the trapezoidal positioning block 41 fixedly mounted on the upper die 4, the trapezoidal groove 31 and the trapezoidal positioning block 41 facilitate positioning between the dies, the dies are accurately aligned through the trapezoidal groove 31 and the trapezoidal positioning block 41 before mounting, a threaded cap 21 is fixedly mounted at the lower side of the telescopic end of the hydraulic cylinder 2, the telescopic end of the hydraulic cylinder 2 is convenient to rotate through the threaded cap 21, and the mounting of the upper die 4 on the telescopic end of the hydraulic cylinder 2 is convenient through the threaded cap 21.

When fixing a position last mould 4 and bed die 3, only need to go up mould 4 and bed die 3 pressfitting together, then trapezoidal locating piece 41 can the joint in dovetail groove 31, because the contact surface of trapezoidal locating piece 41 and dovetail groove 31 is the hypotenuse, so trapezoidal locating piece 41 on last mould 4 can carry out the joint location to the position of bed die 3 in the block, then can utilize fixed pin 7 to carry out fixed position to bed die 3, and, it is fashionable to go up mould 4 and bed die 3 at every turn, trapezoidal locating piece 41 and dovetail groove 31 all can the joint, thereby make the pressfitting of mould more accurate.

In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mould pressing device is used in lithium cell production, includes mount pad (1) and mounting bracket (5), the upper end fixed mounting of mounting bracket (5) has pneumatic cylinder (2), pneumatic cylinder (2) set up directly over mount pad (1), its characterized in that: rectangular channel (8) have been seted up to the upper end of mount pad (1), slidable mounting has bed die (3) in rectangular channel (8), there is last mould (4) flexible end of pneumatic cylinder (2) through threaded connection.

2. The molding device for lithium battery production as claimed in claim 1, wherein: the side wall of rectangular channel (8) is seted up flutedly (81), the both ends fixed mounting of bed die (3) has sliding plate (32), sliding plate (32) and recess (81) sliding connection, the upper end of mount pad (1) is pegged graft and is had trapezoidal fixed pin (7), trapezoidal fixed pin (7) run through the side wall of recess (81) and are pegged graft with one of them sliding plate (32).

3. The molding device for lithium battery production as claimed in claim 1, wherein: the upper end slidable mounting of mounting bracket (5) has cylinder pole (6) of symmetry setting, cylinder pole (6) are located the both sides of pneumatic cylinder (2), threaded connection is passed through with the upper end of last mould (4) to the lower extreme of cylinder pole (6).

4. The die pressing device for producing the lithium battery as claimed in claim 1, wherein two trapezoidal positioning blocks (41) which are perpendicular to each other are fixedly mounted at the lower end of the upper die (4), the two trapezoidal positioning blocks (41) are placed in an L-shaped structure, and a trapezoidal groove (31) which is matched with the trapezoidal positioning blocks (41) is formed in the upper end of the lower die (3).

5. The molding device for lithium battery production as claimed in claim 1, wherein: and a threaded cap (21) is fixedly mounted on the lower side of the telescopic end of the hydraulic cylinder (2).