CN215600445U

CN215600445U - Lithium battery cover plate pre-pressing device

Info

Publication number: CN215600445U
Application number: CN202121242111.5U
Authority: CN
Inventors: 黄丛林; 邓华帅; 韩海华
Original assignee: Shenzhen Cox New Energy Technology Co ltd
Current assignee: Shenzhen Cox New Energy Technology Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2022-01-21
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a lithium battery cover plate prepressing device which comprises a machine base, wherein a cover plate clamp, a prepressing pressing plate positioned above the cover plate clamp and a driving mechanism used for driving the prepressing pressing plate to vertically move are arranged on the machine base, two grooves which are oppositely arranged and used for avoiding parts on a cover plate are formed in the lower plate surface of the prepressing pressing plate, and the bottom surfaces of the grooves form a pressing surface used for pressing the parts on the cover plate. The lithium battery cover plate prepressing device can replace manpower to realize prepressing and pressing of parts on the lithium battery cover plate, and is simple to operate, high in efficiency, consistent in pressing force and good in pressing effect.

Description

Lithium battery cover plate pre-pressing device

Technical Field

The utility model relates to the technical field of lithium battery processing, in particular to a pre-pressing device for a lithium battery cover plate.

Background

Lithium batteries, which are a type of batteries using a nonaqueous electrolyte solution and using lithium metal or a lithium alloy as a negative electrode material, are widely used in many fields due to advantages such as long service life and environmental protection.

Wherein, lithium cell apron is the important component part of lithium cell, at present, in the production process of lithium cell apron, adopt the manual work to carry out the pre-compaction one by one to a plurality of spare parts on the lithium cell apron and compress tightly usually, not only troublesome poeration, inefficiency compress tightly the dynamics moreover and can not keep unanimous, the pressfitting effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a pre-pressing device for a lithium battery cover plate, and aims to solve the problems that the operation is troublesome, the efficiency is low and the pressing effect is poor in the existing pre-pressing and pressing mode of parts on the lithium battery cover plate.

In order to achieve the purpose, the utility model provides a lithium battery cover plate prepressing device which comprises a machine base, wherein a cover plate clamp, a prepressing pressing plate and a driving mechanism are arranged on the machine base, the prepressing pressing plate is positioned above the cover plate clamp, the driving mechanism is used for driving the prepressing pressing plate to vertically move up and down, two grooves which are oppositely arranged and used for avoiding parts on a cover plate are formed in the lower plate surface of the prepressing pressing plate, and the groove bottom surfaces of the grooves form a pressing surface used for pressing the parts on the cover plate.

Preferably, a moving plate is arranged above the pre-pressing plate, a plurality of bolts in sliding fit with the moving plate are arranged on the moving plate in a penetrating manner, the heads of the bolts are exposed on the upper plate surface of the moving plate, screw rods of the bolts are connected with the pre-pressing plate, a plurality of springs are arranged between the moving plate and the pre-pressing plate, and the output execution end of the driving mechanism is connected with the moving plate.

Preferably, the groove bottom surface of the groove is provided with a through hole, and the moving plate is correspondingly provided with a riveting needle which can pass in and out from the through hole and is used for riveting with parts on the cover plate.

Preferably, the base is further provided with a plurality of vertically arranged guide rods, each guide rod is sleeved with a guide sleeve connected with the moving plate, and the pre-pressing plate is in sliding fit with the guide rod.

Preferably, still be equipped with on the frame and be located a plurality of the mounting panel of guide arm upper end, actuating mechanism is including driving actuating cylinder, it fixes to drive actuating cylinder's cylinder body on the mounting panel, the piston rod that drives actuating cylinder passes the vertical downward setting of mounting panel, the movable plate with drive actuating cylinder's piston rod fixed connection.

Preferably, the cover plate clamp comprises a clamp seat, and the clamp seat is provided with a containing groove for containing the cover plate and two supporting blocks which are oppositely arranged in the containing groove and used for positioning the cover plate.

Preferably, two opposite sides of the base extend upwards to form limiting bosses, and sliding grooves matched with the clamp seats are formed between the two limiting bosses at intervals.

Compared with the prior art, the technical scheme of the utility model has the beneficial effects that:

the lithium battery cover plate pre-pressing device is used for placing a lithium battery cover plate through a cover plate clamp of a machine base, a plurality of parts are stacked on the lithium battery cover plate, the pre-pressing plate moves downwards under the driving of a driving mechanism, the parts protruding out of the lithium battery cover plate immediately enter corresponding grooves in the pre-pressing plate and are pressed and held by the groove bottom surfaces of the grooves, and pre-pressing and pressing on the lithium battery cover plate are achieved; this lithium battery cover plate pre-compaction device fungible manual work compresses tightly in order to realize the pre-compaction of spare part on the apron to the lithium cell, and the operation becomes simple, has improved efficiency to compress tightly the dynamics unanimous, improved the pressfitting effect.

Drawings

Fig. 1 is a schematic structural diagram of a lithium battery cover plate pre-pressing device according to an embodiment of the present invention;

fig. 2 is an exploded view of a part of the structure of the pre-pressing device for the cover plate of the lithium battery in fig. 1;

fig. 3 is a schematic structural diagram of a cover plate clamp of the lithium battery cover plate pre-pressing device in fig. 1.

Detailed Description

In the following, the embodiments of the present invention will be described in detail with reference to the drawings in the following, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a lithium battery cover plate prepressing device, referring to fig. 1, the lithium battery cover plate prepressing device comprises a machine base 100, a cover plate clamp 200, a prepressing press plate 300 positioned above the cover plate clamp 200 and a driving mechanism 400 used for driving the prepressing press plate 300 to vertically move up and down are arranged on the machine base 100, two grooves 310 which are oppositely arranged and used for avoiding parts on the cover plate 1 are formed on the lower plate surface of the prepressing press plate 300, and the bottom surfaces of the grooves 310 form a pressing surface used for pressing the parts on the cover plate 1.

The lithium battery cover plate prepressing device provided by the embodiment is used for prepressing and pressing parts on the cover plate 1 of the lithium battery so as to realize the press fitting assembly of the parts on the cover plate 1 of the lithium battery. Specifically, referring to fig. 1, the lithium battery cover plate pre-pressing device mainly comprises a base 100, a cover plate clamp 200, a pre-pressing plate 300 and a driving mechanism 400, wherein:

the base 100 serves as a base structure of the device and is used for installing other components of the lithium battery cover plate pre-pressing device, including the cover plate clamp 200 and the like. In addition, the lithium battery cover plate prepressing device can also be fixedly arranged on a certain operation table through the machine base 100. The structure of the engine base 100 can be set according to actual conditions, and in this embodiment, the engine base 100 is a plate-shaped body.

The cover plate fixture 200 is used for loading the cover plate 1 of the lithium battery to fix the cover plate 1 of the lithium battery in the pre-pressing process of the parts. The structural style of the cover plate clamp 200 is designed according to the cover plate 1 of the lithium battery, generally comprises a mounting groove matched with the cover plate 1 of the lithium battery, and the mounting groove can be provided with a plurality of excellent mounting grooves so as to correspond to the cover plate 1 loaded with a plurality of lithium batteries, thereby realizing batch prepressing and improving the efficiency.

The pre-pressing plate 300 is used for pre-pressing and pressing the parts on the cover plate 1 of the lithium battery, and can vertically move up and down under the driving of the driving mechanism 400, so that the parts on the cover plate 1 of the lithium battery are pressed down through the groove bottom of the groove 310, and the parts are pressed and fixed on the cover plate 1 of the lithium battery one by one. The driving mechanism 400 can be in various forms, for example, the driving mechanism 400 includes an air cylinder, or includes a motor and a rack and pinion, etc., and the specific structure is set according to the actual situation.

The lithium battery cover plate pre-pressing device is characterized in that a cover plate 1 of a lithium battery is placed through a cover plate clamp 200 of a machine base 100, a plurality of parts are stacked on the cover plate 1 of the lithium battery, the pre-pressing plate 300 moves downwards under the driving of a driving mechanism 400, the plurality of parts protruding out of the cover plate 1 of the lithium battery immediately enter corresponding grooves 310 on the pre-pressing plate 300 and are pressed and held by the bottom surfaces of the grooves 310, and pre-pressing and pressing on the cover plate 1 of the lithium battery are achieved; this lithium cell apron pre-compaction device fungible manual work compresses tightly in order to realize the pre-compaction of spare part on the apron 1 of lithium cell, and the operation becomes simple, has improved efficiency to compress tightly the dynamics unanimous, improved the pressfitting effect.

In a preferred embodiment, referring to fig. 1 and 2, a moving plate 500 is disposed above the pre-pressing plate 300, a plurality of bolts 10 slidably engaged with the moving plate 500 are disposed through the moving plate 500, heads of the bolts 10 are exposed on an upper plate surface of the moving plate 500, screws of the bolts 10 are connected to the pre-pressing plate 300, a plurality of springs 20 are disposed between the moving plate 500 and the pre-pressing plate 300, and an output execution end of the driving mechanism 400 is connected to the moving plate 500. In this embodiment, the moving plate 500 moves up and down under the driving of the driving mechanism 400, and further drives the pre-pressing plate 300 to move up and down. When the components on the cover plate 1 are pre-pressed, the driving mechanism 400 drives the moving plate 500 to move downwards, the pre-pressing plate 300 is firstly contacted with the components on the cover plate 1, then the bolt 10 moves upwards relative to the moving plate 500 in the continuous downward moving process of the moving plate 500, the spring 20 is compressed, the pre-pressing plate 300 is under elastic acting force, and then the components on the cover plate 1 are elastically pressed and held, so that the workpiece can be prevented from being damaged due to hard contact, and the pre-pressing effect is improved.

In a preferred embodiment, referring to fig. 2, a through hole 320 is formed on the bottom surface of the groove 310, and a rivet pin 600 capable of passing in and out of the through hole 320 and riveting with the components on the cover plate 1 is correspondingly formed on the moving plate 500. Specifically, while the pre-pressing operation is performed, the riveting pin 600 on the moving plate 500 passes through the through hole of the moving plate 500, and is riveted with the part on the cover plate 1, so as to realize pre-riveting. The lithium battery cover plate pre-pressing device can perform pre-pressing and pre-riveting process operations simultaneously, avoids the trouble of manually pre-riveting again, and saves time and labor cost.

In a preferred embodiment, referring to fig. 1, the base 100 is further provided with a plurality of vertically arranged guide rods 30, each guide rod 30 is sleeved with a guide sleeve 40 connected with the moving plate 500, and the pre-pressing plate 300 is slidably engaged with the guide rod 30. Specifically, the moving plate 500 may vertically move up and down along the guide bar 30 through the guide sleeve 40, and the pre-pressing platen 300 slides up and down on the guide bar 30 therewith. That is, when the driving mechanism 400 drives the moving plate 500 to move, the guide rod 30 and the guide sleeve 40 are arranged to guide the moving plate 500 to move, so that the movement precision and the movement stability of the moving plate 500 are improved. In actual installation, four guide rods 30 are provided, and the four guide rods 30 are arranged in a square and four-corner manner. Of course, this is merely exemplary and not limiting, and other arrangements of the guide rod 30 are possible.

In a preferred embodiment, referring to fig. 1, a mounting plate 700 is further disposed on the base 100 and located at the upper end of the plurality of guide rods 30, the driving mechanism 400 includes a driving cylinder 410, the cylinder body of the driving cylinder 410 is fixed on the mounting plate 700, the piston rod of the driving cylinder 410 passes through the mounting plate 700 and is disposed vertically downward, and the moving plate 500 is fixedly connected to the piston rod of the driving cylinder 410. Specifically, the driving mechanism 400 vertically extends and retracts the piston rod of the driving cylinder 410 to drive the moving plate 500 to move up and down. In this embodiment, the driving mechanism 400 employs the driving cylinder 410, and has the advantages of simple structure, stable and reliable operation, long service life, and the like.

In a preferred embodiment, referring to fig. 3, the cover plate fixture 200 includes a fixture base 210, and the fixture base 210 is provided with a receiving groove 211 for receiving the cover plate and two supporting blocks 220 oppositely disposed in the receiving groove 211 for positioning the cover plate 1. Specifically, the shape and size of the receiving groove 211 on the fixture base 210 are set according to the cover plate 1, and the cover plate 1 is placed in the receiving groove 211. Moreover, since the two sides of the bottom of the cover plate 1 are of an upward concave structure to naturally form a clamping groove, when the supporting block 220 is located in the accommodating groove 211, the supporting block 220 is automatically located in the clamping groove of the cover plate 1 to support the cover plate 1 and realize the positioning of the cover plate 1. The cover plate clamp 200 of the embodiment is simple in structure, and the cover plate is stable in clamping and convenient to take and place.

In a preferred embodiment, referring to fig. 1, two opposite sides of the base 100 are extended upward to form limiting bosses 110, and a sliding slot 111 matched with the clamp seat 210 is formed between the two limiting bosses 110 at an interval. Specifically, the clamp seat 210 is located in the sliding slot 111 and can move horizontally along the sliding slot 111. The jig base 210 is guided to move by the slide groove 111, thereby ensuring the accuracy of the moving position thereof.

The above description is only a part of or preferred embodiments of the present invention, and neither the text nor the drawings should be construed as limiting the scope of the present invention, and all equivalent structural changes, which are made by using the contents of the present specification and the drawings, or any other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a lithium battery cover plate prepressing device, a serial communication port, which comprises a frame, be equipped with apron anchor clamps on the frame, be located the pre-compaction clamp plate of apron anchor clamps top with be used for the drive the actuating mechanism of vertical removal about the pre-compaction clamp plate, the lower plate of pre-compaction clamp plate is constructed two-phase to the setting, is used for dodging the recess of spare part on the apron, the tank bottom surface of recess constitutes the pressure that is used for compressing tightly spare part on the apron and holds the face.

2. The lithium battery cover plate prepressing device according to claim 1, wherein a moving plate is arranged above the prepressing pressing plate, a plurality of bolts in sliding fit with the moving plate are arranged on the moving plate in a penetrating manner, heads of the bolts are exposed on an upper plate surface of the moving plate, screw rods of the bolts are connected with the prepressing pressing plate, a plurality of springs are arranged between the moving plate and the prepressing pressing plate, and an output execution end of the driving mechanism is connected with the moving plate.

3. The lithium battery cover plate prepressing device according to claim 2, wherein a through hole is formed in a groove bottom surface of the groove, and a riveting needle which can enter and exit from the through hole and is used for riveting with a part on the cover plate is correspondingly arranged on the moving plate.

4. The lithium battery cover plate pre-pressing device according to claim 2, wherein the base is further provided with a plurality of vertically arranged guide rods, each guide rod is sleeved with a guide sleeve connected with the moving plate, and the pre-pressing plate is in sliding fit with the guide rods.

5. The lithium battery cover plate pre-pressing device according to claim 4, characterized in that, still be equipped with on the frame and be located a plurality of the mounting panel of guide arm upper end, actuating mechanism is including driving actuating cylinder, driving actuating cylinder's cylinder body is fixed on the mounting panel, driving actuating cylinder's piston rod passes the vertical downward setting of mounting panel, the movable plate with driving actuating cylinder's piston rod fixed connection.

6. The pre-pressing device for the lithium battery cover plate according to claim 1, wherein the cover plate clamp comprises a clamp seat, and the clamp seat is provided with a containing groove for containing the cover plate and two supporting blocks which are oppositely arranged in the containing groove and used for positioning the cover plate.

7. The pre-pressing device for the lithium battery cover plate according to claim 6, wherein limiting bosses extend upwards from two opposite sides of the machine base, and sliding grooves matched with the clamp base are formed between the two limiting bosses at intervals.