阅读说明：本技术 一种电池组单电源双面焊接装置 (Two-sided welding set of group battery single power ) 是由 崔正体 贾广清 徐晓利 于 2021-07-16 设计创作，主要内容包括：本申请涉及焊接设备领域,具体为一种电池组单电源双面焊接装置,包括工作台,工作台上沿电池组输送方向依次设置有第一输送带、焊接平台和第二输送带,焊接平台水平方向的两侧均设置点焊机,且关于焊接平台对称设置。电池组从第一输送带上向前输送至焊接平台上,在焊接平台上夹紧,由一对点焊机从两侧分别对电池组中的电池进行焊接,焊接完成后,通过第二输送带向外输送。本申请通过将电池组的待焊接位置设置为水平方向,从水平方向的两侧进行焊接,进而达到双面焊接的效果。(The utility model relates to a welding equipment field specifically is a two-sided welding set of group battery single power, including the workstation, along group battery direction of delivery first conveyer belt, welded platform and second conveyer belt have set gradually on the workstation, and the both sides of welded platform horizontal direction all set up the spot welder, and set up about the welded platform symmetry. The battery pack is conveyed to the welding platform from the first conveying belt forwards, the battery pack is clamped on the welding platform, the batteries in the battery pack are welded from two sides by the pair of spot welding machines respectively, and after welding is completed, the battery pack is conveyed outwards through the second conveying belt. This application sets up the position of waiting to weld through with the group battery into the horizontal direction, welds from the both sides of horizontal direction, and then reaches two-sided welded effect.)

1. The utility model provides a two-sided welding set of group battery single power which characterized in that: the method comprises the following steps:

a table (1);

the welding platform (2) is movably arranged on the workbench (1) and is used for bearing the battery pack;

the first conveying belt (11) is arranged on one side of the welding platform (2) in the horizontal direction and is used for conveying the battery pack to the welding platform (2);

the second conveying belt (12) is arranged on the other side of the welding platform (2) in the horizontal direction and used for conveying the welded battery pack out; and

a pair of spot welding machines (13) respectively arranged at two sides of the welding platform (2);

the welding device is characterized in that a jacking cylinder (6) for jacking or descending the welding platform (2) is arranged on the workbench (1), a stop plate (3) for abutting against the battery pack is arranged on the workbench (1), and a clamping cylinder (4) for pushing the battery pack to the stop plate (3) is arranged on the welding platform (2).

2. The single power double-sided welding device of a battery pack according to claim 1, characterized in that: the side wall of the stop plate (3) facing the first conveyor belt (11) is also provided with a shock absorption pad (31).

3. The single power double-sided welding device of a battery pack according to claim 1, characterized in that: the top of the stop plate (3) is flush with the upper surface of the second conveyor belt (12).

4. The single power double-sided welding device of a battery pack according to claim 1, characterized in that: a pressing air cylinder (51) is arranged above the welding platform (2), and a piston rod of the pressing air cylinder (51) is arranged downwards.

5. The single power double-sided welding device of a battery pack according to claim 1, characterized in that: the clamping cylinder (4) is fixed at the bottom of the welding platform (2) through a bolt, a push rod (41) is connected to a piston rod of the clamping cylinder (4), and the push rod (41) is bent upwards to the upper side of the welding platform (2).

6. The single power double-sided welding device of a battery pack according to claim 1, characterized in that: a guide groove (21) is formed in the upper surface of the welding platform (2), and the guide groove (21) extends from one end close to the first conveying belt (11) to one end close to the stop plate (3).

7. The single power double-sided welding device of a battery pack according to claim 6, characterized in that: the cross section of the guide groove (21) is trapezoidal.

8. The single power double-sided welding device of a battery pack according to claim 1, characterized in that: a pair of said spot-welders (13) is arranged symmetrically with respect to the welding platform (2).

Technical Field

The application relates to the field of welding equipment, in particular to a single-power-supply double-side welding device for a battery pack.

Background

In the production and processing of the battery pack, a plurality of batteries in the battery pack need to be welded together, and the pole positions of the two batteries are connected through a metal connecting sheet. During welding, a worker places the battery pack on the workbench, and the spot welding machine above the battery pack downwards extends out of the welding needle to weld the pole position of the battery.

When the positive and negative poles in the battery pack need to be welded, after one end of the battery is welded, the battery pack is turned over, and the other end of the battery is welded, but the welded end and the workbench generate friction, so that the welded end is easily damaged, even the welding position is damaged, and the welded end fails.

Disclosure of Invention

The application provides a two-sided welding set of group battery single power supply to propose carrying out two-sided welding to the group battery among the above-mentioned background art and carry out the problem.

In order to achieve the above purpose, the present application provides the following technical solutions:

a single power supply double-sided welding device for a battery pack, comprising:

a work table;

the welding platform is movably arranged on the workbench and used for bearing the battery pack;

the first conveying belt is arranged on one side of the welding platform in the horizontal direction and used for conveying the battery pack to the welding platform;

the second conveying belt is arranged on the other side of the welding platform in the horizontal direction and used for conveying the welded battery pack out; and

the pair of spot welding machines are respectively arranged on two sides of the welding platform;

the welding device comprises a welding platform, a workbench, a clamping cylinder and a clamping cylinder, wherein the workbench is provided with a jacking cylinder for jacking or descending the welding platform, the workbench is provided with a stop plate for propping against a battery pack, and the welding platform is provided with the clamping cylinder for pushing the battery pack to the stop plate.

Preferably, the side wall of the stop plate facing the first conveyor belt is further provided with a shock absorption pad.

Preferably, the stopper plate has a top flush with the upper surface of the second conveyor belt.

Preferably, a pressing cylinder is arranged above the welding platform, and a piston rod of the pressing cylinder is arranged downwards.

Preferably, the clamping cylinder is fixed at the bottom of the welding platform through a bolt, a push rod is connected to a piston rod of the clamping cylinder, and the push rod is bent upwards to the position above the welding platform.

Preferably, the upper surface of the welding platform is provided with a guide groove, and the guide groove extends from one end close to the first conveying belt to one end close to the stop plate.

Preferably, the cross section of the guide groove is trapezoidal.

Preferably, a pair of said spot welders are symmetrically arranged about the welding platform.

Compared with the prior art, the beneficial effects of this application are:

(1) according to the welding process, the battery pack is horizontally placed, the two ends to be welded are horizontal, and the spot welding machine is enabled to respectively perform spot welding on the battery pack from the two sides in the horizontal direction, so that double-side welding of the battery pack is completed, friction on the end part of the welding completion cannot be generated in the process, and the condition that the welding part is damaged is reduced;

(2) this application supports the group battery on the locking plate through die clamping cylinder, accomplishes the fixed of horizontal direction, pushes down the group battery through compressing tightly the cylinder, accomplishes the fixed of vertical direction to fix the group battery.

Drawings

Fig. 1 is an overall schematic view of a single-power-supply double-side welding device of a battery pack according to an embodiment of the present application;

fig. 2 is a left side schematic view of a single power supply double-side welding device of a battery pack according to an embodiment of the application;

fig. 3 is a front view of a single power supply double-sided welding device of a battery pack according to an embodiment of the present application.

In the figure: 1. a work table; 2. welding a platform; 3. a stopper plate; 4. a clamping cylinder; 5. a fixed mount; 6. jacking a cylinder; 11. a first conveyor belt; 12. a second conveyor belt; 13. a spot welder; 21. a guide groove; 31. a shock pad; 41. a push rod; 51. and a pressing cylinder.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the 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 application.

The application discloses two-sided welding set of single power of group battery, refer to fig. 1, and two-sided welding set of single power of group battery includes workstation 1, has welded platform 2 on workstation 1, and welded platform 2 can move about on workstation 1, and the group battery that contains the battery accomplishes the welding on welded platform 2. The two sides of the welding platform 2 are respectively provided with a first conveying belt 11 and a second conveying belt 12, the first conveying belt 11 conveys the battery pack to the welding platform 2, and the welded battery pack is output outwards by the second conveying belt 12. The welding platform 2 is provided with spot welding machines 13 on two sides, the spot welding machines 13 are symmetrically distributed on two sides of the welding platform 2, and the spot welding machines 13 perform spot welding work on the batteries in the battery pack from two sides in the horizontal direction.

Referring to fig. 1, a welding table 2 has a plate shape, and a stopper plate 3 is provided on a table 1, and the stopper plate 3 is fixed to an upper surface of the table 1 by bolts. The stop plate 3 is arranged on one side of the welding platform 2, which faces away from the first conveying belt 11, the side wall of the stop plate 3, which is close to the welding platform 2, is vertical, and the top end of the stop plate 3 is flush with the second conveying belt 12. After the battery pack is transported from the first conveyor belt 11 onto the welding platform 2, the stop plate 3 abuts against the battery pack and provides a positioning function. Furthermore, the side wall of the stop plate 3 facing the welding platform 2 is provided with a shock pad 31, the shock pad 31 is a rubber pad and is bonded to the side wall of the stop plate 3 through glue, and when the battery pack impacts on the side wall of the stop plate 3, the shock pad 31 can reduce the shock generated when the battery pack impacts and reduce the dislocation of internal parts of the battery pack.

Referring to fig. 1 and 2, a clamping cylinder 4 is further arranged at the bottom of the welding platform 2, the clamping cylinder 4 is fixed at the bottom of the welding platform 2 through a bolt, a push rod 41 is connected to a piston rod of the clamping cylinder 4, the push rod 41 is bent upwards and arranged above the welding platform 2, and the top end of the push rod 41 is horizontally arranged. When the battery pack reaches the welding platform 2, the push rod 41 is driven by the clamping cylinder 4 to move, the end part of the push rod is abutted against the battery pack, and the battery pack is abutted against the stop plate 3, so that the battery pack is clamped in the horizontal direction to be convenient for welding the battery pack at the rear.

Referring to fig. 1 and 2, a guide groove 21 is formed in the upper surface of the welding platform 2, the guide groove 21 extends from one end close to the first conveyor belt 11 to one end close to the stopper plate 3, the cross section of the guide groove 21 is trapezoidal, the upper opening is large, and the lower opening is small, so that the battery pack can be conveniently placed in the guide groove 21.

Referring to fig. 1 and 3, a fixing frame 5 is further arranged on the workbench 1, a pressing cylinder 51 is arranged on the fixing frame 5, the pressing cylinder 51 is located above the welding platform 2, the pressing cylinder 51 is vertically arranged, and a piston rod of the pressing cylinder moves up and down. When the battery pack is clamped on the welding platform 2, the piston rod of the pressing cylinder 51 moves downwards, downward pressure is applied to the battery pack from the upper part, and the vertical direction of the battery pack is limited.

Referring to fig. 1 and 3, when the welding of the plurality of batteries in the battery pack is completed, the welding platform 2 moves upward and rises to the height of the second conveyor 12, and the battery pack is pushed by the push rod 41 and conveyed out of the second conveyor 12. Specifically, still be equipped with jacking cylinder 6 on workstation 1, jacking cylinder 6 passes through the bolt fastening on workstation 1, and is located welded platform 2's below, and jacking cylinder 6's piston rod links to each other with welded platform 2's bottom, and jacking cylinder 6 can promote welded platform 2 from top to bottom.

The implementation principle of the embodiment of the application is as follows: the battery pack containing a plurality of batteries is placed on the first conveying belt 11 by a worker, the battery pack is conveyed forwards by the first conveying belt 11 and conveyed to the welding platform 2, the clamping cylinder 4 drives the push rod 41 to move, and the push rod 41 pushes the battery pack against the stop plate 3 to complete the fixing of the battery pack in the horizontal direction. At this time, the pressing cylinder 51 located above the battery pack works, a piston rod of the pressing cylinder 51 moves downward, the battery pack is abutted from above, and the battery pack is fixed in the vertical direction. A pair of spot welder 13 welds the battery in the group battery from both sides respectively, and the back is accomplished in the welding, loosens the clamp tight to the group battery, by jacking cylinder 6 with welded platform 2 jack-up to the tip of second conveyer belt 12, pushes the group battery into second conveyer belt 12 through push rod 41, is carried outward by second conveyer belt 12.

It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.