CN210997024U

CN210997024U - Pressure welding device for lithium battery cap

Info

Publication number: CN210997024U
Application number: CN201922137721.8U
Authority: CN
Inventors: 周红波
Original assignee: Jiangxi Huayue New Energy Co ltd; Shenzhen Excellent Battery Technology Co ltd
Current assignee: Jiangxi Huayue New Energy Co ltd; Shenzhen Excellent Battery Technology Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-07-14
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses a pressure welding device for a lithium battery cap, which comprises a vertical rod, wherein a top plate is fixed at the top of the vertical rod, an air cylinder is fixed on the top plate, an output shaft of the air cylinder penetrates through a round hole on the upright stanchion and is fixed with an upper mounting plate, the two ends of the bottom of the upper mounting plate are fixed with connecting rods, the bottom of the connecting rods is fixed with a lower mounting plate, a plurality of welding heads are arranged on the lower mounting plate, a plurality of cylindrical boxes for placing lithium batteries are arranged below the welding heads, the lower part of the columnar box is provided with a pressing welding head used for automatically moving the lithium battery inserted in the columnar box into the position right below the pressing welding head, and make the mobile device that the lithium cell that the pressure welding is good shifted out automatically, this lithium cell for block pressure welding device passes through the mobile device, has improved current pressure welding technique, makes the lithium cell carry out the transport that the cap pressure welding made can automatic a plurality of lithium cells to reduce the labour, and improve pressure welding efficiency.

Description

Pressure welding device for lithium battery cap

Technical Field

The utility model relates to a pressure welding technical field specifically is a pressure welding device for lithium cell block.

Background

In the production process of the cylindrical steel shell lithium battery, a cover cap of the battery and a lithium battery body need to be subjected to pressure welding, the pressure welding is a typical solid-phase welding method, the surface of a part to be welded is directly and tightly contacted in a solid state by using pressure during the solid-phase welding, the temperature of the part to be welded is increased, the surface to be welded is fully diffused by adjusting the temperature, the pressure and the time to realize interatomic bonding, and when the cylindrical steel shell lithium battery is heated to a plastic state, the surface to be welded and the lithium battery body are connected into a whole under the action of axial pressure.

The existing Chinese patent document CN 209021420U discloses an efficient pressure welding device for lithium battery caps, which is characterized in that batteries are placed in a cylindrical box arranged at the top of a square plate, after the pressure welding of the batteries in the previous row is completed, a worker drives the square plate by pulling a pulling handle until the next pulling plate is attached to an elastic sheet again, and then the pressure welding is performed, so that the purpose of improving the pressure welding efficiency is achieved, however, the worker not only needs to place the batteries in the cylindrical box and cover the caps before the welding, but also needs to push the square plate to a corresponding position, the square plate needs to be pulled back to be taken out after the pressure welding of three groups of batteries on the square plate is completed, and then the next pressure welding operation is repeatedly performed, so that the problems of labor waste and lower pressure welding efficiency are caused. Therefore, a pressure welding device for a lithium battery cap is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can satisfy and can improve current pressure welding technique, make to peg graft and have the automatic pressure welding head that moves into of lithium cell in the columnar order box under to make the lithium cell that the pressure welding is good shift out automatically, thereby save labour and improve the pressure welding device for lithium cell block of pressure welding efficiency demand, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lithium cell is pressure welding device for block, includes the pole setting, the pole setting top is fixed with the roof, be fixed with the cylinder on the roof, cylinder output shaft passes the round hole in the pole setting and is fixed with the mounting panel, it is fixed with the connecting rod to go up mounting panel bottom both ends, the connecting rod bottom is fixed with down the mounting panel, be equipped with a plurality of soldered connections on the mounting panel down, the soldered connection below is equipped with a plurality of cylindricality boxes that are used for placing the lithium cell, cylindricality box has been used for making the lithium cell of pegging graft in having the cylindricality box move into under the pressure welding head to make the mobile device that the lithium cell that the pressure welding was good shifted out automatically, through the mobile device, improved current pressure welding technique, make the lithium cell carry out the transport that the block pressure welding made can automatic a plurality of lithium cells.

Preferably, the mobile device includes the carousel, a plurality of columnar box are equipped with the multiunit to use the carousel axle center as center evenly distributed on the carousel, carousel center department is equipped with the center pin, the center pin rotates with the carousel to be connected, the center pin is fixed cup joints in the pole setting, the carousel bottom is equipped with and drives carousel pivoted power device, the carousel bottom is equipped with a plurality of strutting arrangement that are used for supporting the carousel and do not influence carousel pivoted, makes the soldered connection pressure weld and accomplish the pressure welding of a set of lithium cell block back automatic carrying on next set of lithium cell block.

Preferably, power device includes the annular strip, the annular strip is fixed on carousel bottom circumference, evenly be equipped with a plurality of through-holes on the annular strip, the annular strip inboard is equipped with the gear with the through-hole joint, be fixed with the motor on the center pin of gear, the motor is located the gear bottom, and is fixed with the supporting shoe bottom the motor, makes the carousel take place to rotate the action through machinery.

Preferably, strutting arrangement includes the bracing piece, the bracing piece is equipped with a plurality ofly, and evenly distributed is in the carousel below, it is connected with the spin to rotate on the bracing piece, spin middle part and lower part are smooth to rotate in the recess on the bracing piece, and the top is rotated with the carousel bottom and is connected, under the prerequisite that does not influence carousel moving, plays supporting role to the carousel, reduces the bearing capacity of pole setting.

Preferably, the bottom of the supporting rod is provided with a rubber block, so that the friction between the supporting rod and the ground is increased, and the turntable is more stable.

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

the utility model discloses a mobile device has improved current pressure welding technique, makes the lithium cell carry out the conveying that the cap pressure welding made can automatic a plurality of lithium cells to reduce the labour, and improve pressure welding efficiency.

Drawings

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

fig. 2 is a bottom view of the structure of the present invention.

In the figure: 1-erecting a rod; 2-a top plate; 3-a cylinder; 4, mounting a plate; 5-a connecting rod; 6-lower mounting plate; 7-welding a head; 8-a cylindrical box; 9-a turntable; 10-a central axis; 11-a power plant; 12-a support means; 13-a ring-shaped strip; 14-a through hole; 15-gear; 16-an electric machine; 17-a support block; 18-a support bar; 19-a rolling ball; 20-a rubber block; 21-mobile device.

Detailed Description

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.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a lithium cell is pressure welding device for block, includes

pole setting

1, 1 top in pole setting is fixed with roof 2, be fixed with cylinder 3 on the roof 2, the round hole that 3 output shafts of cylinder pass on pole setting 1 is fixed with mounting panel 4, it is fixed with connecting rod 5 to go up 4 bottom both ends of mounting panel, 5 bottoms of connecting rod are fixed with down mounting panel 6, be equipped with a plurality of soldered connections 7 on the mounting panel 6 down, soldered connection 7 below is equipped with the columnar box 8 that is used for placing the lithium cell, provides power for soldered connection 7 through the output of cylinder 3, makes soldered connection 7 push down on lithium cell and the block below it to when heating pressure welding, all cover the block, thereby make battery and block pressure welding firm.

A moving device 21 for automatically moving the lithium battery inserted in the columnar box 8 into the position right below the welding head 7 and automatically moving the pressed lithium battery out is arranged below the columnar box 8, the moving device 21 comprises a turntable 9, a plurality of groups of columnar boxes 8 are arranged and uniformly distributed on the turntable 9 by taking the axis of the turntable 9 as the center, and the groups of columnar boxes 8 are sequentially rotated to the position right below the welding head 7 for pressure welding through the rotation of the turntable 9;

the center of the turntable 9 is provided with a central shaft 10, the central shaft 10 is rotatably connected with the turntable 9, the central shaft 10 is fixedly sleeved on the upright rod 1, and the turntable 9 rotates by taking the upright column as the center through the central shaft 10.

The bottom of the rotary table 9 is provided with a power device 11 for driving the rotary table 9 to rotate, the power device 11 comprises an annular strip 13, the annular strip 13 is fixed on the circumference of the bottom of the rotary table 9, a plurality of through holes 14 are uniformly arranged on the annular strip 13, a gear 15 clamped with the through hole 14 is arranged on the inner side of the annular strip 13, a motor 16 is fixed on the central shaft of the gear 15, the motor 16 is positioned at the bottom of the gear 15, a supporting block 17 is fixed at the bottom of the motor 16, the gear 15 is driven by the motor 16 to rotate, the annular strip 13 is further driven to rotate by the clamping of one gear tooth and one through hole 14, thereby driving the turntable 9 to rotate, and rotating the welded battery and the cap on the turntable 9 away from the lower part of the welding head 7, meanwhile, the battery and the cap group which are not subjected to pressure welding are rotated to be welded under the welding head 7, and the pressure welding efficiency can be effectively improved after the process is repeated.

In order to make the rotary plate 9 rotate, the power device 11 of the present invention may also be a bevel gear 15 set or an inner tooth and an outer tooth set.

Carousel 9 bottom is equipped with a plurality of strutting arrangement 12 that are used for supporting carousel 9 and do not influence carousel 9 pivoted, strutting arrangement 12 includes bracing piece 18, bracing piece 18 is equipped with a plurality ofly, and evenly distributed is in carousel 9 below, it is connected with spin 19 to rotate on bracing piece 18, spin 19 middle part and the recess of lower part on bracing piece 18 rotate smoothly, and the top rotates with carousel 9 bottom to be connected, through bracing piece 18 and spin 19, plays the supporting role to carousel 9, has reduced pole setting 1's bearing capacity, and through spin 19 along with the rotation of carousel 9 in bracing piece 18 recess, reduced spin 19 and carousel 9 between frictional force, play and do not influence carousel 9 moving effect.

The rubber block 20 is arranged at the bottom of the supporting rod 18, so that the friction force between the supporting rod 18 and the ground is increased, and the turntable 9 is more stable.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 lithium cell is pressure welding device for block, includes pole setting (1), pole setting (1) top is fixed with roof (2), be fixed with cylinder (3) on roof (2), cylinder (3) output shaft passes round hole on pole setting (1) and is fixed with mounting panel (4), it is fixed with connecting rod (5) to go up mounting panel (4) bottom both ends, connecting rod (5) bottom is fixed with lower mounting panel (6), be equipped with a plurality of soldered connections (7) down on mounting panel (6), soldered connection (7) below is equipped with a plurality of columnar box (8) that are used for placing the lithium cell, its characterized in that: and a moving device (21) for automatically moving the lithium battery inserted into the cylindrical box (8) into the position right below the welding head (7) and automatically moving the welded lithium battery out is arranged below the cylindrical box (8).

2. The pressure welding device for a lithium battery cap according to claim 1, characterized in that: mobile device (21) is including carousel (9), a plurality of cylindricality boxes (8) are equipped with the multiunit to use carousel (9) axle center as central evenly distributed on carousel (9), carousel (9) center department is equipped with center pin (10), center pin (10) rotate with carousel (9) and are connected, center pin (10) are fixed cup joints on pole setting (1), carousel (9) bottom is equipped with and drives carousel (9) pivoted power device (11), carousel (9) bottom is equipped with a plurality of strutting arrangement (12) that are used for supporting carousel (9) and do not influence carousel (9) pivoted.

3. The pressure welding device for a lithium battery cap according to claim 2, characterized in that: power device (11) include annular strip (13), annular strip (13) are fixed on carousel (9) bottom circumference, evenly be equipped with a plurality of through-holes (14) on annular strip (13), annular strip (13) inboard is equipped with gear (15) with through-hole (14) joint, be fixed with motor (16) on the center pin of gear (15), motor (16) are located gear (15) bottom, and motor (16) bottom is fixed with supporting shoe (17).

4. The pressure welding device for a lithium battery cap according to claim 2, characterized in that: strutting arrangement (12) are including bracing piece (18), bracing piece (18) are equipped with a plurality ofly, and evenly distributed is in carousel (9) below, it is connected with spin (19) to rotate on bracing piece (18), smooth rotation in spin (19) middle part and the recess of lower part on bracing piece (18), the top is rotated with carousel (9) bottom and is connected.

5. The pressure welding device for a lithium battery cap according to claim 4, characterized in that: the bottom of the support rod (18) is provided with a rubber block (20).