CN220161588U - Automatic welding equipment for tabs - Google Patents

Abstract

The utility model relates to the technical field of battery processing, and particularly discloses automatic tab welding equipment which comprises a workbench, a turntable mechanism, a fixing assembly, a first welding mechanism and a second welding mechanism. The turntable mechanism is rotatably arranged on the workbench and is provided with a first station, a second station, a third station and a fourth station when rotating; the fixed component can rotate along with the turntable mechanism; the first welding mechanism is arranged on the workbench, and the position of the first welding mechanism corresponds to the position of the first station; the second welding mechanism is arranged on the workbench, and the position of the first welding mechanism corresponds to the position of the second station. The turntable assembly drives the fixed assembly to move on the first station and the second station, and after the first welding mechanism welds the battery cell and the positive electrode lug, the turntable assembly can move to the position right below the second welding mechanism, so that the battery cell and the negative electrode lug are welded, the time for welding is saved, and the welding efficiency is improved.

Description

Automatic welding equipment for tabs

Technical Field

The utility model relates to the technical field of battery processing, in particular to automatic tab welding equipment.

Background

The Battery (Battery) refers to a cup, a groove or other container or a part of space of a composite container which contains electrolyte solution and metal electrodes to generate current, can convert chemical energy into electric energy, has a positive electrode and a negative electrode, and is widely used in electronic products along with the progress of technology, the Battery generally refers to a small device which can generate electric energy, such as a solar Battery, and the performance parameters of the Battery mainly comprise electromotive force, capacity, specific energy and resistance.

The existing welding process for converting the battery core multipolar lug into the monopolar lug of the special-shaped lithium ion and sodium ion lamination adopts a production mode that 1 ultrasonic machine is adopted and 1 worker is adopted to finish the lug welding process of 1 lug, then 1 worker is adopted and 1 cutting machine is adopted to cut the lug, and a total of 3 people and 3 machines are required for cutting the positive electrode and the negative electrode. This can lead to the processing personnel more when welding, is difficult to manage, and the yields is not high, and the quality is difficult to control, can produce higher cost waste, and the personnel still leads to the product to need transmit between different staff in addition, has reduced machining efficiency.

Disclosure of Invention

The embodiment of the utility model aims to provide automatic tab welding equipment, which solves the technical problems that in the prior art, more processing staff are needed to be managed, the yield is low, the quality is difficult to control, high cost waste is generated, and in addition, the staff are more to cause that products need to be transferred among different staff, so that the processing efficiency is reduced.

The technical scheme adopted by the embodiment of the utility model for solving the technical problems is as follows:

provided is an automatic tab welding apparatus including:

a work table;

the turntable mechanism is rotatably arranged on the workbench and is provided with a first station, a second station, a third station and a fourth station when rotating;

the fixed assemblies are arranged on the workbench and are positioned on the outer periphery side of the workbench, and the fixed assemblies can rotate along with the turntable mechanism;

the first welding mechanism is arranged on the workbench, and the position of the first welding mechanism corresponds to the position of the first station;

the second welding mechanism is arranged on the workbench, and the position of the first welding mechanism corresponds to the position of the second station.

In some embodiments, the turntable mechanism includes a drive, a turntable, and a support;

the turntable is arranged towards the first welding mechanism and the second welding mechanism;

the driving piece is arranged on the workbench, and an output shaft of the driving piece passes through the turntable and is clamped with the turntable;

the support piece is arranged on the outer peripheral side of the top of the rotary table.

In some embodiments, the securing group includes a first securing member and a second securing member;

the first fixing piece is fixed on the supporting piece;

the second fixing piece is detachably connected with the first fixing piece;

the first fixing piece and the second fixing piece are arranged in a hollowed-out manner;

when the first fixing piece is connected with the second fixing piece, an accommodating cavity is formed in the first fixing piece and the second fixing piece and used for accommodating the battery cell and the electrode lug.

In some embodiments, the first welding mechanism includes a base, a first welding head, a first energizing member, and a first adjustment member;

the first energy supply piece is arranged on the base;

the first welding head is electrically connected with the first energy supply piece;

the first adjusting piece is vertically arranged on the base, and the first welding head is in sliding connection with the first adjusting piece.

In some embodiments, the first welding mechanism further comprises a first stop, the first stop is disposed on the base, and the stop faces the first station;

when the position of the first welding mechanism corresponds to the position of the first station, the limiting piece abuts against the fixing assembly.

In some embodiments, the second welding mechanism includes a second welding head disposed toward the stationary assembly.

In some embodiments, the device further comprises a cutting mechanism, wherein the cutting mechanism is arranged on the workbench, and the position of the cutting mechanism corresponds to the position of the third station.

In some embodiments, the cutting mechanism comprises a cylinder, a push rod, and a cutter;

the air cylinder is connected with the cutter through a pushing rod, and the pushing rod can drive the cutter to move in the vertical direction.

In some embodiments, the cutting device further comprises a moving assembly, wherein the moving assembly comprises three moving assemblies, and the three moving assemblies are respectively connected with the first welding mechanism, the second welding mechanism and the cutting mechanism.

In some embodiments, the moving assembly includes a glide track and a slider;

one end of the sliding block is in sliding connection with the sliding rail;

the other end of the sliding block is connected with the first welding mechanism, the second welding mechanism and the cutting mechanism which correspond to the sliding block respectively.

Compared with the prior art, in the automatic tab welding equipment provided by the embodiment of the utility model, when the battery cell is welded through the automatic tab welding equipment, the battery cell to be welded and the tab are placed in the fixed assembly, so that the battery cell to be welded and the tab are tightly attached to prepare for welding. At this time, the fixed assembly is located on a first station on the turntable mechanism, and the position of the first welding mechanism corresponds to the position of the fixed assembly, so that the first welding mechanism is located right above the fixed assembly. The first welding mechanism is close to the welding position of the battery cell to be welded and the positive electrode lug, so that the first welding mechanism can weld the battery cell to be welded and the positive electrode of the positive electrode lug; and then the turntable mechanism drives the fixed assembly to rotate to the second station, and the position of the fixed assembly corresponds to the position of the second welding mechanism at the moment, so that the second welding mechanism is positioned right above the fixed assembly, and is close to the welding position of the battery cell to be welded and the negative electrode tab, so that the second welding mechanism can weld the battery cell to be welded and the positive electrode of the negative electrode tab. Through such setting, carousel subassembly drives fixed subassembly and removes on first station, second station, welds the back with battery core and anodal utmost point ear at first welding mechanism, can remove to the second welding mechanism under for battery core and negative pole utmost point ear weld, have practiced thrift the used time of welding, have improved welding efficiency.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to be taken in a limiting sense, unless otherwise indicated.

FIG. 1 is a schematic diagram of an automatic tab welding device according to the present utility model;

FIG. 2 is a top view of the tab automatic welding apparatus provided by the present utility model;

FIG. 3 is a schematic structural view of a turntable mechanism of the tab automatic welding device provided by the utility model;

FIG. 4 is an enlarged schematic view of FIG. 1 at A;

fig. 5 is an enlarged schematic view at B in fig. 1.

100. An industrial controller; 10. a work table; 20. a turntable mechanism; 21. a first station; 22. a second station; 23. a third station; 24. a fourth station; 25. a driving member; 26. a turntable; 27. a support; 30. a fixing assembly; 31. a first fixing member; 32. a second fixing member; 40. a first welding mechanism; 41. a base; 42. a first welding head; 43. a first energy supply member; 44. a first adjustment member; 45. a first limiting member; 50. a second welding mechanism; 51. a second welding head; 60. a cutting mechanism; 70. a moving assembly; 71. a slip rail; 72. a sliding block.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present utility model and should not be construed as limiting the utility model, and all other embodiments, based on the embodiments of the present utility model, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the embodiment of the utility model, the automatic tab welding equipment can be applied to the technical field of battery processing. Through the automatic tab welding equipment, the tab and the battery cell to be welded are welded.

The tab automatic welding apparatus 100 provided by the embodiment of the present utility model will be described in detail with reference to fig. 1 to 1.

Please refer to fig. 1. The tab automatic welding device 100 according to one embodiment of the present utility model includes a workbench 10, a turntable mechanism 20, a fixing assembly 30, a first welding mechanism 40 and a second welding mechanism 50. The turntable mechanism 20 is rotatably arranged on the workbench 10, and the turntable mechanism 20 is provided with a first station 21, a second station 22, a third station 23 and a fourth station 24 when rotating; the fixed assemblies 30 are all installed on the workbench 10 and located at the outer periphery side of the workbench 10, and the fixed assemblies 30 can rotate along with the turntable mechanism 20; the first welding mechanism 40 is disposed on the workbench 10, and the position of the first welding mechanism 40 corresponds to the position of the first station 21; the second welding mechanism 50 is disposed on the workbench 10, and the position of the first welding mechanism 40 corresponds to the position of the second station 22.

With respect to the table 10 described above, the table 10 can function as a carrier on which the turntable mechanism 20, the first welding mechanism 40, and the second welding mechanism 50 are all mounted.

With respect to the turntable assembly described above, the turntable assembly is rotatably disposed on the table 10. The turntable assembly has a first station 21, a second station 22, a third station 23 and a fourth station 24. The turntable assembly, when rotated, passes through the first station 21, the second station 22, the third station 23 and the fourth station 24 in turn.

The fixed component 30, the fixed component 30 is installed on the carousel component, and when the carousel component is rotating, the fixed component 30 can synchronously follow the carousel component to pass through the first station 21, the second station 22, the third station 23 and the fourth station 24 in turn. The fixing component 30 is used for fixing the battery cell to be welded and the tab, and the tab and the battery cell to be welded are placed in the fixing component 30, so that the subsequent welding of the battery cell to be welded and the tab is facilitated.

Regarding the first welding mechanism 40 and the second welding mechanism 50 described above, the first welding mechanism 40 and the second welding mechanism 50 are each used for welding the battery cell to be welded with the tab. The first welding mechanism 40 and the second welding mechanism 50 are respectively used for welding the to-be-welded battery cell with the positive electrode tab and the negative electrode tab.

The first welding mechanism 40 is located right above the turntable mechanism 20 and corresponds to the position of the first station 21; the second welding mechanism 50 is located directly above the turntable mechanism 20 and corresponds to the position of the second station 22.

When the battery cell is welded by the tab automatic welding device 100, the battery cell to be welded and the tab are placed in the fixing assembly 30, so that the battery cell to be welded and the tab are tightly attached to be ready for welding. The fixed assembly 30 is located at the first station 21 on the turntable mechanism 20, and the position of the first welding mechanism 40 corresponds to the position of the fixed assembly 30, so that the first welding mechanism 40 is located directly above the fixed assembly 30. The first welding mechanism 40 is close to the welding position of the battery cell to be welded and the positive electrode lug, so that the first welding mechanism 40 can weld the battery cell to be welded and the positive electrode of the positive electrode lug; then, the turntable mechanism 20 drives the fixed assembly 30 to rotate to the second station 22, and at this time, the position of the fixed assembly 30 corresponds to the position of the second welding mechanism 50, so that the second welding mechanism 50 is located right above the fixed assembly 30, and the second welding mechanism 50 is close to the welding position of the battery cell to be welded and the negative electrode tab, so that the second welding mechanism 50 can weld the battery cell to be welded and the positive electrode of the negative electrode tab. Through such setting, carousel subassembly drives fixed subassembly 30 and removes on first station 21, second station 22, welds the back with electric core and anodal utmost point ear at first welding mechanism 40, can remove to under the second welding mechanism 50 for electric core and negative pole utmost point ear weld, have practiced thrift the time that the welding was used, have improved welding efficiency.

In some embodiments, the turntable mechanism 20 includes a drive 25, a turntable 26, and a support 27; the turntable 26 is disposed toward the first and second welding mechanisms 40 and 50; the driving member 25 is disposed on the workbench 10, and an output shaft of the driving member 25 passes through the turntable 26 and is clamped with the turntable 26; the support 27 is provided on the top peripheral side of the turntable 26.

The driving member 25 is mounted on the table 10, and an output shaft of the driving member 25 faces away from the table 10. The output shaft passes through the turntable 26 and is clamped with the turntable 26. When the driving member 25 is started, the driving member 25 drives the output shaft to rotate. At this time, the turntable 26 engaged with the output shaft can be rotated horizontally around the shaft in synchronization with the output shaft. With this arrangement, upon actuation of the drive member 25, the turntable 26 is pivotable to move the stationary assembly 30 between the first, second, third and fourth stations 21, 22, 23 and 24.

On the outer circumferential side of the turntable 26 are mounted holders 27, and the fixing members 30 are placed on the holders 27, the number of holders 27 being equal to the number of fixing members 30. The number of the fixing assemblies 30 and the supporting members 27 can be four. Four fixed subassembly 30 and four bearing pieces 27 all are located the revolving stage 26 all around, through such setting, when utmost point ear automatic weld equipment 100 is welding, can place four battery cells and utmost point ear that wait to weld simultaneously, and four battery cells and utmost point ear that wait to weld at this moment are placed respectively on rather than corresponding fixed subassembly 30, and the revolving stage subassembly is when rotating, can continue to begin the welding of next after the welding is accomplished, has further improved work efficiency.

In some embodiments, the fixation group includes a first fixation member 31 and a second fixation member 32; the first fixing member 31 is fixed to the supporting member 27; the second fixing piece 32 is detachably connected with the first fixing piece 31; the first fixing piece 31 and the second fixing piece 32 are arranged in a hollowed-out manner; when the first fixing member 31 is connected with the second fixing member 32, receiving cavities for receiving the battery cells and the tabs are formed in the first fixing member 31 and the second fixing member 32.

The first fixing piece 31 is fixed on the supporting piece 27, the second fixing piece 32 is detachably connected with the first fixing piece 31, and the first fixing piece 31 and the second fixing piece 32 are hollow. Wherein, the first fixing member 31 is provided with a to-be-welded cell, and the second fixing member 32 is provided with a tab. When the first fixing piece 31 and the second fixing piece 32 are connected, the accommodating cavity is formed in the first fixing piece 31 and the second fixing piece 32, and the tab and the battery cell to be welded are accommodated in the accommodating cavity together at the moment, so that subsequent welding work is facilitated.

In some embodiments, the first welding mechanism 40 includes a base 41, a first welding head 42, a first energizing member 43, and a first adjustment member 44; the first energy supply member 43 is mounted on the base 41; the first welding head 42 is electrically connected with the first energy supply member 43; the first adjusting member 44 is vertically disposed on the base 41, and the first welding head 42 is slidably connected to the first adjusting member 44.

The first power supply 43 may supply power to the first welding head 42 to support the operation of the first welding head 42. The first adjusting member 44 is vertically disposed on the base 41, and the first welding head 42 is slidably connected to the first adjusting member 44, so that the first welding head 42 can slide on the first adjusting member 44 in the vertical direction. When welding is desired, the first welding head 42 is moved downward to be close to the first station 21, and when welding is completed, the first welding head 42 is moved upward to be away from the first station 21,

in some embodiments, the first welding mechanism 40 further includes a first limiting member 45, where the first limiting member 45 is disposed on the base 41 and the limiting member faces the first station 21; when the position of the first welding mechanism 40 corresponds to the position of the first station 21, the limiting member abuts against the fixing assembly 30. When the first welding head 42 moves onto the first station 21 on the first adjusting member 44, the bottom of the first welding head 42 abuts against the first limiting member 45 at this time, so that the first welding head 42 does not move further downwards.

In some embodiments, the second welding mechanism 50 includes a second welding head 51, the second welding head 51 being disposed toward the stationary assembly 30. The second welding head 51 can move downwards to approach the second station 22, and welds the to-be-welded battery cell and the tab in the fixed assembly 30 moving to the second station 22.

In some embodiments, the tab automatic welding apparatus 100 further includes a cutting mechanism 60, where the cutting mechanism 60 is disposed on the workbench 10, and a position of the cutting mechanism 60 corresponds to a position of the third station 23.

The position of the cutting mechanism 60 corresponds to the position of the third station 23, when the battery cell to be welded is welded with the negative electrode tab and the positive electrode tab through the first station 21 and the second station 22 respectively, the fixing assembly 30 drives the welded battery cell to move to the third station 23, and at the moment, the cutting mechanism 60 cuts the welded battery cell, and redundant tab is cut. Then, the turntable mechanism 20 continuously drives the fixing assembly 30 to move to the fourth station 24, and the first fixing piece 31 and the second fixing piece 32 are detached at the fourth station 24 to take down the welded battery cell, and a new battery cell to be welded is placed in the fixing assembly 30 to continue welding.

In some embodiments, the cutting mechanism 60 includes a cylinder, a push rod, and a cutter; the air cylinder is connected with the cutter through a pushing rod, and the pushing rod can drive the cutter to move in the vertical direction. The cylinder can drive the push rod and stretch out and draw back, and the push rod is connected with the cutter, and then can make the push rod drive the cutter carry out the ascending removal of vertical direction in order to cut unnecessary utmost point ear.

In some embodiments, the tab automatic welding apparatus 100 further includes a moving assembly 70, and the moving assembly 70 includes three moving assemblies 70, and the three moving assemblies 70 are respectively connected to the first welding mechanism 40, the second welding mechanism 50, and the cutting mechanism 60. The moving assembly 70 includes a glide track 71 and a slider 72; one end of the slider 72 is slidably connected to the sliding rail 71; the other end of the slider 72 is connected to the first welding mechanism 40, the second welding mechanism 50, and the cutting mechanism 60, respectively, which correspond thereto.

The moving assembly 70 includes a sliding rail 71 and a slider 72, where the slider 72 is respectively connected to the corresponding first welding mechanism 40, second welding mechanism 50, and cutting mechanism 60, so that the slider 72 drives the corresponding first welding mechanism 40, second welding mechanism 50, and cutting mechanism 60 to move on the sliding rail 71. And further, the first welding mechanism 40, the second welding mechanism 50 and the cutting mechanism 60 can be close to or far away from the turntable 26 so as to match with the welding of the battery cell to be welded and the cutting of the redundant tab.

It should be specifically noted that, the tab automatic welding device 100 provided in the embodiment of the present utility model only shows a portion related to the technical problem to be solved in the embodiment of the present utility model, and it is to be understood that the tab automatic welding device 100 provided in the embodiment of the present utility model further includes other structures for implementing the functions of the tab automatic welding device 100, including, but not limited to, a feeding mechanism for feeding, a taking mechanism for taking materials, and the like.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the utility model, the steps may be implemented in any order, and there are many other variations of the different aspects of the utility model as described above, which are not provided in detail for the sake of brevity; while the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (10)

1. An automatic tab welding device, comprising:

a work table;

the turntable mechanism is rotatably arranged on the workbench and is provided with a first station, a second station, a third station and a fourth station when rotating;

the fixed assemblies are arranged on the workbench and are positioned on the outer periphery side of the workbench, and the fixed assemblies can rotate along with the turntable mechanism;

the first welding mechanism is arranged on the workbench, and the position of the first welding mechanism corresponds to the position of the first station;

the second welding mechanism is arranged on the workbench, and the position of the first welding mechanism corresponds to the position of the second station.

2. The tab automatic welding apparatus according to claim 1, wherein the turntable mechanism comprises a driving member, a turntable, and a supporting member;

the turntable is arranged towards the first welding mechanism and the second welding mechanism;

the driving piece is arranged on the workbench, and an output shaft of the driving piece passes through the turntable and is clamped with the turntable;

the support piece is arranged on the outer peripheral side of the top of the rotary table.

3. The tab automatic welding apparatus according to claim 2, wherein the fixing group includes a first fixing member and a second fixing member;

the first fixing piece is fixed on the supporting piece;

the second fixing piece is detachably connected with the first fixing piece;

the first fixing piece and the second fixing piece are arranged in a hollowed-out manner;

when the first fixing piece is connected with the second fixing piece, an accommodating cavity is formed in the first fixing piece and the second fixing piece and used for accommodating the battery cell and the electrode lug.

4. The tab automatic welding apparatus of claim 3, wherein the first welding mechanism comprises a base, a first welding head, a first energy supply member, and a first adjustment member;

the first energy supply piece is arranged on the base;

the first welding head is electrically connected with the first energy supply piece;

the first adjusting piece is vertically arranged on the base, and the first welding head is in sliding connection with the first adjusting piece.

5. The tab automatic welding apparatus of claim 4, wherein the first welding mechanism further comprises a first stop, the first stop is disposed on the base, and the stop faces the first station;

when the position of the first welding mechanism corresponds to the position of the first station, the limiting piece abuts against the fixing assembly.

6. The tab automatic welding apparatus of claim 5, wherein the second welding mechanism comprises a second welding head disposed toward the stationary assembly.

7. The tab automatic welding apparatus according to claim 1, further comprising a cutting mechanism provided to the table, a position of the cutting mechanism corresponding to a position of the third station.

8. The tab automatic welding apparatus according to claim 7, wherein the cutting mechanism comprises a cylinder, a push rod and a cutter;

the air cylinder is connected with the cutter through a pushing rod, and the pushing rod can drive the cutter to move in the vertical direction.

9. The tab automatic welding apparatus of claim 8, further comprising a moving assembly comprising three of the moving assemblies connected to the first welding mechanism, the second welding mechanism, and the cutting mechanism, respectively.

10. The tab automatic welding apparatus according to claim 9, wherein the moving assembly comprises a slip rail and a slider;

one end of the sliding block is in sliding connection with the sliding rail;

the other end of the sliding block is connected with the first welding mechanism, the second welding mechanism and the cutting mechanism which correspond to the sliding block respectively.