CN217701921U

CN217701921U - Spot welding device for packaging battery

Info

Publication number: CN217701921U
Application number: CN202220073993.5U
Authority: CN
Inventors: 李坤伦; 谢玉杰; 黄廷君; 潘艳兰; 黄威; 黄春景; 牟联勇; 周志远; 彭桂平
Original assignee: Hunan Aobang New Energy Technology Co ltd
Current assignee: Hunan Aobang New Energy Technology Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-11-01
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses a spot welding device for encapsulation battery, a plurality of supporting legss including inside hollow quick-witted case and quick-witted case lower extreme installation, the conveyer belt is installed to the horizontal rotation of machine incasement chamber lower part, and the conveyer belt extends the both sides lateral wall that runs through quick-witted case and extends to quick-witted case exocoel to both sides, and a plurality of driving rollers are installed to the conveyer belt internal rotation, and the central axis of one of them driving roller extends and coaxial coupling on driving motor's output to one side, and driving motor passes through the horizontal fixed mounting of motor support in quick-witted incasement chamber, vertical fixed mounting has the lift cylinder on the quick-witted incasement roof, and the flexible horizontal fixed mounting that serves of lift cylinder has the trace, and vertical fixed mounting has the trace on the diapire of trace. The utility model relates to a novelty, compact structure, the effectual efficiency that improves battery package to very big improvement battery package's quality, the homogeneity of spot welding when having guaranteed battery package.

Description

Spot welding device for packaging battery

Technical Field

The utility model relates to a new forms of energy battery processing equipment technical field especially relates to a spot welding device for encapsulation battery.

Background

The battery is a part of space of a cup, a groove or other containers or composite containers which are filled with electrolyte solution and metal electrodes to generate current, and can convert chemical energy into electric energy.

Retrieved, patent application No. CN201911184687.8, discloses a battery packaging apparatus comprising: the feeding mechanism is used for conveying the semi-finished product battery; the storage rack is used for storing the semi-finished product battery; the first packaging mechanism comprises at least two first packaging machines; a first handling mechanism comprising a guide rail and a first robot, said first robot being movable along said guide rail to any one of said first wrapping machines; the storage rack and the feeding mechanism are close to the first end of the guide rail, and the at least two first packaging machines are arranged on the side part of the guide rail; the first robot is used for taking the semi-finished product battery from the feeding mechanism or the storage rack to any one of the first packaging machines.

Above-mentioned device can not effectually carry out the centre gripping to battery case, and the effect of spot welding is relatively poor to inconvenient closed spot welding that carries out, the quality of encapsulation is lower, and the business turn over material effect of battery is relatively poor simultaneously, and is lower to the adaptability of different model batteries simultaneously, and application scope is little.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the centre gripping unstability that exists among the prior art, the effect of spot welding is relatively poor, and the quality of encapsulation is lower, and machining efficiency is lower, shortcoming that application scope is little, and the spot welding device for the encapsulation battery that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a spot welding device for packaging batteries comprises a case with a hollow interior and a plurality of supporting legs mounted at the lower end of the case, wherein a conveyer belt is horizontally and rotatably mounted at the lower part of an inner cavity of the case, the conveyer belt extends towards two sides and penetrates through side walls of two sides of the case and extends to an outer cavity of the case, a plurality of transmission rollers are rotatably mounted in the conveyer belt, the central axis of one transmission roller extends towards one side and is coaxially connected to the output end of a driving motor, the driving motor is horizontally and fixedly mounted in the inner cavity of the case through a motor support, a lifting cylinder is vertically and fixedly mounted on the top wall of the inner wall of the case, a linkage plate is horizontally and fixedly mounted on the telescopic end of the lifting cylinder, a linkage rod is vertically and fixedly mounted on the bottom wall of the linkage plate, the linkage rod vertically extends downwards and is fixedly connected with an electromagnetic chuck, the lower end of the electromagnetic chuck is connected with an upper cover of a battery, and a battery shell is vertically placed on the top wall of the conveyer belt corresponding to the position below the upper cover of the battery; fixed being equipped with annular slide rail on the diapire of interlock board, sliding connection has a plurality of first sliders on the annular slide rail, the equal fixedly connected with spliced pole of first slider lower extreme, the equal vertical downwardly extending of spliced pole and fixedly connected with rolling disc, the spout has been seted up along the radial direction symmetry of rolling disc on the diapire of rolling disc, equal sliding connection has the second slider in the spout, the equal fixed connection of second slider lower extreme welds the arm a bit, spot welding arm lower extreme be equipped with battery upper cover assorted spot welding claw.

Preferably, a plurality of guide pillars are vertically and fixedly mounted on the top wall of the linkage plate, the guide pillars vertically extend upwards and are connected with guide sleeves in a sliding mode, the guide sleeves are vertically and fixedly mounted on the inner top wall of the case, and buffer springs are connected between the guide pillars and the guide sleeves.

Preferably, sliding connection has the gripper jaw in the inner chamber that the quick-witted case corresponds battery case both sides position, and the equal fixedly connected with interlock support in one side that the gripper jaw deviates from mutually, and two stabilizer blades about the interlock support is equipped with, gripper jaw fixed connection is on the stabilizer blade that the interlock support is located the downside, and the interlock support is fixed connection respectively on telescopic cylinder's flexible end, and telescopic cylinder is horizontal fixed mounting respectively on the inner wall of quick-witted case front and back both sides.

More preferably, the linking bracket is slidably connected with a plurality of stabilizer bars in a penetrating manner, and the stabilizer bars are horizontally and fixedly installed on the inner walls of the front side and the rear side of the chassis respectively.

Preferably, fixedly connected with ring gear on the roof of rolling disc, the ring gear meshing has drive gear, and drive gear's center pin upwards extends to run through the interlock board and coaxial fixed connection on servo motor's output, and servo motor is vertical fixed mounting on the roof of interlock board.

Preferably, two the equal horizontal fixedly connected with reset spring in one side that the second slider is close, the reset spring other end all through support fixed connection on the diapire of rolling disc, the horizontal fixedly connected with cantilever in one side that two second sliders deviate from mutually, the cantilever extends and fixedly connected with sliding block to the outside, the equal sliding connection in the sliding block outside has the stop collar, the stop collar is fixed connection respectively and lies in on the stabilizer blade on upper portion on the interlock support of both sides, and two stop collars are the semicircle ring shape of mutual symmetry.

More preferably still, two one side that the sliding block deviates from mutually has seted up and has rotated the groove and all rotate in the rotation groove and be connected with the ball, all seted up the rolling groove corresponding with the ball on the lateral wall of two stop collars nearly one side mutually.

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

1. in the utility model, the battery shell is conveyed by the conveying belt, the feeding and discharging efficiency of the battery shell is ensured, and the electromagnetic chuck is matched to take and fix the upper cover of the battery, so that the packaging effect of the battery is effectively ensured;

2. in the utility model, the rotating disc is driven to rotate by the servo motor, and the spot welding arm is matched to rotatably weld the battery shell and the upper cover of the battery, so that the welding quality of the battery shell and the upper cover of the battery is ensured, and the welding uniformity of the battery shell and the upper cover of the battery is ensured;

3. the utility model discloses in, drive the gripper jaw through the interlock support and cooperate the stop collar when to the battery case centre gripping to carry on spacingly to the sliding block to improve sliding block pivoted stability, stabilize the spot welding arm in suitable position simultaneously, guarantee the quality of battery encapsulation, cooperate the interlock support simultaneously can be according to the shell of different models simultaneously the adjustment to battery case's centre gripping and the position of welding the claw, the effectual application scope who improves electric welding device.

The utility model relates to a novelty, compact structure, the effectual efficiency that improves battery package to very big improvement battery package's quality, the homogeneity of spot welding when having guaranteed battery package.

Drawings

Fig. 1 is a schematic structural view of an appearance of a spot welding device for packaging a battery according to the present invention;

fig. 2 is a schematic side view of a spot welding device for packaging a battery according to the present invention;

fig. 3 is a schematic view of a partial structure of a spot welding device for packaging a battery according to the present invention.

In the figure: the device comprises a case 1, supporting legs 2, a conveyer belt 3, a driving roller 31, a driving motor 4, an electromagnetic chuck 5, a linkage rod 51, a linkage plate 6, a guide post 61, a buffer spring 62, a guide sleeve 63, a lifting cylinder 7, an annular slide rail 8, a first slide block 81, a connecting post 82, a rotating disc 9, a sliding groove 91, a second slide block 92, a spot welding arm 10, a toothed ring 11, a driving gear 12, a servo motor 13, a return spring 14, a cantilever 15, a sliding block 16, balls 17, a limiting sleeve 18, a linkage support 19, a telescopic cylinder 20, a clamping claw 21, a stabilizer bar 22, a battery shell a and a battery upper cover b.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example one

Referring to fig. 1-3, a spot welding device for packaging a battery comprises a case 1 with a hollow interior and a plurality of supporting legs 2 installed at the lower end of the case 1, wherein a conveyer belt 3 is installed at the lower part of an inner cavity of the case 1 in a horizontal rotating manner, a battery shell a is conveyed through the conveyer belt 3, the feeding and discharging efficiency of the battery shell a is improved, the conveyer belt 3 extends towards two sides and penetrates through the side walls of two sides of the case 1 and extends to an outer cavity of the case 1, a plurality of transmission rollers 31 are installed in the conveyer belt 3 in a rotating manner, the central axis of one of the transmission rollers 31 extends towards one side and is coaxially connected to the output end of a driving motor 4, the driving motor 4 is horizontally and fixedly installed in the inner cavity of the case 1 through a motor support, a lifting cylinder 7 is vertically and fixedly installed on the top wall of the case 1, a linkage plate 6 is horizontally and fixedly installed on the telescopic end of the lifting cylinder 7, a linkage rod 51 is vertically and fixedly installed on the bottom wall of the linkage plate 6, an electromagnetic chuck 5 vertically and downwardly extends and is fixedly connected with an electromagnetic chuck 5, the top wall b of the battery is fixedly attached through the electromagnetic chuck 5, the top wall b of the battery is convenient for packaging of the battery, the lower end of the electromagnetic chuck 5 is connected with a top cover b, and the upper cover b of the battery is vertically placed on the vertical spot welding device; fixed annular slide rail 8 that is equipped with on the diapire of interlock board 6, sliding connection has a plurality of first sliders 81 on the annular slide rail 8, the equal fixedly connected with spliced pole 82 of first slider 81 lower extreme, equal vertical downwardly extending of spliced pole 82 and fixedly connected with rolling disc 9, spout 91 has been seted up along the direction of radius symmetry of rolling disc 9 on the diapire of rolling disc 9, equal sliding connection has second slider 92 in the spout 91, the equal fixed connection of second slider 92 lower extreme welds arm 10 a bit, 10 lower extremes of spot welding arm be equipped with battery upper cover b assorted spot welding claw, weld battery upper cover b through spot welding claw, make battery upper cover b and battery case a weld even mutually, accomplish the encapsulation of battery.

In this embodiment, as shown in fig. 2, a plurality of guide posts 61 are vertically and fixedly mounted on the top wall of the linkage plate 6, the guide posts 61 vertically extend upward and are slidably connected with guide sleeves 63, the guide sleeves 63 are vertically and fixedly mounted on the inner top wall of the chassis 1, and buffer springs 62 are connected between the guide posts 61 and the guide sleeves 63, so as to improve the sliding stability of the linkage plate 6.

In this embodiment, as shown in fig. 2, sliding connection has gripper jaw 21 in the inner chamber of machine case 1 corresponding to the position of battery case a both sides, and the equal fixedly connected with interlock support 19 in one side that gripper jaw 21 deviates from mutually, and interlock support 19 is equipped with two stabilizer blades about, gripper jaw 21 fixed connection is on the stabilizer blade that interlock support 19 is located the downside, and interlock support 19 is fixed connection respectively on telescopic end of telescopic cylinder 20, and telescopic cylinder 20 is horizontal fixed mounting respectively on the inner wall of machine case 1 front and back both sides, cooperates interlock support 19 through telescopic cylinder 20 and drives gripper jaw 21 to remove to close one side, carries out the centre gripping to battery case a, very big improvement the stability of battery case a when the encapsulation.

In this embodiment, as shown in fig. 2, a plurality of stabilizer bars 22 are slidably connected to the linking bracket 19, and the stabilizer bars 22 are horizontally and fixedly mounted on the inner walls of the front and rear sides of the chassis 1, respectively, so as to improve the stability of the linking bracket 19 during sliding.

In this embodiment, when the battery encapsulation, place battery case a on the conveyer belt, and remove battery case a to the below position of electromagnet 5, it is down to start lift cylinder 7 and drive interlock board 6, laminate mutually with battery case a until adsorbed battery upper cover b on electromagnet 5, start telescopic cylinder 20 and drive interlock support 19 and carry out the centre gripping to battery case a, cooperation spot welding arm 10 carries out spot welding to battery case a and battery upper cover b, accomplish the encapsulation of battery, the efficiency of battery encapsulation has been guaranteed, the quality of the battery encapsulation of assurance.

Example two

Referring to fig. 2 and 3, in this embodiment, the same as the first embodiment, it is more optimized that a toothed ring 11 is fixedly connected to the top wall of the rotating disc 9, the toothed ring 11 is engaged with a driving gear 12, a central shaft of the driving gear 12 extends upward to penetrate through the linking plate 6 and is coaxially and fixedly connected to the output end of the servo motor 13, and the servo motor 13 is vertically and fixedly mounted on the top wall of the linking plate 6, the rotating disc 9 is driven to rotate by the servo motor 13, the spot welding arm 10 is driven to rotate, the battery casing a and the battery upper cover b are rotatably welded, and the quality of battery packaging is greatly improved.

In this embodiment, as shown in fig. 2 and 3, two adjacent side horizontal fixedly connected reset springs 14 of the second sliders 92 are connected to the bottom wall of the rotating disc 9, the other ends of the reset springs 14 are fixedly connected to the bottom wall of the rotating disc 9 through brackets, one side horizontal fixedly connected cantilever 15 where the two second sliders 92 depart from is connected to the cantilever 15, the cantilever 15 extends outward and is fixedly connected to a sliding block 16, the outer side of the sliding block 16 is connected to a position limiting sleeve 18, the position limiting sleeve 18 is fixedly connected to the upper supporting legs of the linking brackets 19 on the two sides, and the two position limiting sleeves 18 are in the shape of semicircular rings, after clamping of the battery case a is completed, the linking bracket 19 drives the position limiting sleeve 18 to cooperate with the sliding block 16 to press the second slider 92 inward, and drives the spot welding arm 10 to move inward, so that the electric welding claw moves to a position suitable for welding, and performs spot welding on the battery case a and the battery upper cover b, thereby completing the packaging of the battery, greatly improving the quality of the battery packaging, and ensuring the efficiency of the battery packaging.

In this embodiment, as shown in fig. 2 and 3, two one side that sliding block 16 deviates from mutually has been seted up and has been rotated the groove and all rotated in the groove and be connected with ball 17, has all seted up the roll groove corresponding with ball 17 on the lateral wall of two close one sides of stop collar 18, improves gliding effect between sliding block 16 and the stop collar 18, and sliding block 16 pivoted is smooth nature when improving the welding, guarantees welded homogeneity, guarantees the welded quality.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A spot welding device for packaging batteries comprises a case (1) with a hollow interior and a plurality of supporting legs (2) mounted at the lower end of the case (1), and is characterized in that a conveying belt (3) is horizontally and rotatably mounted at the lower part of an inner cavity of the case (1), the conveying belt (3) extends towards two sides and penetrates through side walls of two sides of the case (1) and extends to an outer cavity of the case (1), a plurality of transmission rollers (31) are rotatably mounted in the conveying belt (3), the central axis of one of the transmission rollers (31) extends towards one side and is coaxially connected to the output end of a driving motor (4), the driving motor (4) is horizontally and fixedly mounted in the inner cavity of the case (1) through a motor support, a lifting cylinder (7) is vertically and fixedly mounted on the inner top wall of the case (1), a linkage plate (6) is horizontally and fixedly mounted on the telescopic end of the lifting cylinder (7), a linkage rod (51) is vertically and fixedly mounted on the bottom wall of the linkage plate (6), an electromagnetic sucker (5) vertically and downwardly extends and is fixedly connected with an electromagnetic sucker (5), the lower end of the electromagnetic sucker (5) is connected with an upper cover of a battery, and a vertical sucker is placed on a shell of the conveyor belt (3) corresponding to the lower part of the upper cover of the battery;

fixed annular slide rail (8) that is equipped with on the diapire of interlock board (6), sliding connection has a plurality of first sliders (81) on annular slide rail (8), the equal fixedly connected with spliced pole (82) of first slider (81) lower extreme, equal vertical downwardly extending of spliced pole (82) and fixedly connected with rolling disc (9), spout (91) have been seted up along the direction of radius symmetry of rolling disc (9) on the diapire of rolling disc (9), equal sliding connection has second slider (92) in spout (91), the equal fixed connection of second slider (92) lower extreme welds arm (10) a bit, spot weld arm (10) lower extreme be equipped with battery upper cover assorted spot welding claw.

2. The spot welding device for the packaged battery according to claim 1, wherein a plurality of guide posts (61) are vertically and fixedly mounted on the top wall of the linking plate (6), the guide posts (61) extend vertically and upwardly and are slidably connected with guide sleeves (63), the guide sleeves (63) are vertically and fixedly mounted on the inner top wall of the case (1), and buffer springs (62) are connected between the guide posts (61) and the guide sleeves (63).

3. The spot welding device for the packaged battery according to claim 1, wherein a clamping claw (21) is slidably connected in an inner cavity of the case (1) corresponding to two side positions of the battery case, a linkage bracket (19) is fixedly connected to one side of the clamping claw (21) opposite to the other side of the clamping claw, the linkage bracket (19) is provided with an upper supporting leg and a lower supporting leg, the clamping claw (21) is fixedly connected to the supporting leg of the linkage bracket (19) on the lower side, the linkage brackets (19) are respectively and fixedly connected to the telescopic ends of the telescopic cylinders (20), and the telescopic cylinders (20) are respectively and horizontally and fixedly installed on the inner walls of the front side and the rear side of the case (1).

4. The spot welding device for the packaged battery according to claim 3, wherein a plurality of stabilizer bars (22) are slidably connected to the linking bracket (19) in a penetrating manner, and the stabilizer bars (22) are horizontally and fixedly mounted on the inner walls of the front and rear sides of the case (1), respectively.

5. The spot welding device for the packaged battery as claimed in claim 1, wherein a gear ring (11) is fixedly connected to the top wall of the rotating disc (9), the gear ring (11) is engaged with a driving gear (12), a central shaft of the driving gear (12) extends upwards to penetrate through the linkage plate (6) and is coaxially and fixedly connected to the output end of the servo motor (13), and the servo motor (13) is vertically and fixedly mounted on the top wall of the linkage plate (6).

6. The spot welding device for the packaged battery according to claim 5, wherein one side of the two second sliding blocks (92) close to each other is horizontally and fixedly connected with a return spring (14), the other end of the return spring (14) is fixedly connected to the bottom wall of the rotating disc (9) through a support, one side of the two second sliding blocks (92) away from each other is horizontally and fixedly connected with a cantilever (15), the cantilever (15) extends outwards and is fixedly connected with a sliding block (16), the outer side of the sliding block (16) is respectively and slidably connected with a limiting sleeve (18), the limiting sleeves (18) are respectively and fixedly connected to supporting legs on the upper portions of the linkage supports (19) on the two sides, and the two limiting sleeves (18) are in the shape of semicircular rings which are symmetrical to each other.

7. The spot welding device for the packaged battery as claimed in claim 6, wherein the two sliding blocks (16) are provided with a rotating groove at the side away from each other, the rotating groove is rotatably connected with a ball (17), and the side walls of the two limiting sleeves (18) at the side close to each other are provided with rolling grooves corresponding to the ball (17).