CN213857784U - Current collecting plate welded battery cell fixing mechanism - Google Patents
Current collecting plate welded battery cell fixing mechanism Download PDFInfo
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- CN213857784U CN213857784U CN202022205531.8U CN202022205531U CN213857784U CN 213857784 U CN213857784 U CN 213857784U CN 202022205531 U CN202022205531 U CN 202022205531U CN 213857784 U CN213857784 U CN 213857784U
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Abstract
The embodiment of the utility model provides a current collector welded electric core fixed establishment, include: the pressing mechanism is arranged on the upper side of the battery cell conveying line and comprises a first telescopic driving mechanism and a pressing block, the telescopic end of the first telescopic driving mechanism is vertically arranged and elastically connected with the pressing block, and the pressing block is provided with a flexible pressing surface attached to the side surface of the battery cell; the utility model discloses not only ensured the effective contact of compact heap and electric core side, still prevented to cover because of the pressure of compact heap and do not exert oneself too big and cause the damage to the side of electric core, lead to electric core to take place deformation to realized effectual fixed to electric core, be convenient for implement current collector welding operation to electric core.
Description
Technical Field
The utility model relates to a battery processing technology field especially relates to a current collector welded electric core fixed establishment.
Background
The battery core is the most important component of the battery, and the battery core can be assembled to form the battery after being sequentially processed by the processes of mechanical/ultrasonic rubbing, encapsulation, shell entering, current collecting plate welding, seal welding and the like. Therefore, the performance of the battery core has direct influence on the performance of the battery, and the preparation process of the battery core before the battery is assembled is very important.
In the prior art, when the current collecting disc is welded, a manual feeding mode is generally adopted, and firstly, the current collecting disc is taken one by one; then, placing the selected current collecting disc between the end part of the battery cell and the welding pressing plate; finally, the corresponding current collecting plates are spot-welded one by one manually by adopting a laser spot welding machine. The manual feeding mode has low efficiency and high labor cost, and seriously influences the welding efficiency of the current collecting disc, thereby being difficult to meet the production requirement.
In order to improve the feeding efficiency of the current collecting disc, the current collecting disc is placed in the profiling groove of the positioning mechanism, then the clamping jaw on the turnover mechanism takes materials from the positioning mechanism, the current collecting disc is converted from a horizontal placement state into a vertical placement state through 90-degree turnover, and the current collecting disc is placed between the end part to be welded of the electric core and the welding pressing plate, so that the current collecting disc can be welded conveniently.
Currently, when a current collecting disc is welded at the end of an electric core, the electric core is fixed through a clamping mechanism and a pressing mechanism, wherein the clamping end of the clamping mechanism is used for being oppositely arranged at two sides of an electric core conveying line, so that the current collecting disc is clamped between a welding surface at the other end of the electric core and a welding pressing plate when one end of the electric core is axially positioned; meanwhile, the pressing mechanism is used for pressing the side face of the battery cell to fix the battery cell on the battery cell conveying line, so that the battery cell is reliably fixed, and the current collecting disc is welded on the welding face of the end part of the battery cell through the laser spot welding machine.
However, when the side surface of the battery cell is pressed by the pressing mechanism, the side surface of the battery cell is usually pressed by using the telescopic driving mechanism and the pressing block. Although can to a certain extent cover electric core on electric core conveying line with the firm ground pressure of electric core through the compact heap, because the direct rigid contact in side of compact heap and electric core, not only be difficult to ensure the effective area of contact of compact heap and electric core side, when the drive power that telescopic drive mechanism gave the compact heap is too big in addition, the compact heap led to the fact the damage to the side of electric core easily for electric core takes place to deform, leads to electric core damage, and the quality is not up to standard.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a current collector welded electric core fixed establishment for when solving and fixing treating welded electric core at present, the compact heap of the hold-down mechanism who adopts causes the damage to the side of electric core easily, makes the problem that deformation takes place for electric core.
An embodiment of the utility model provides a current collector welded electric core fixed establishment, including hold-down mechanism, hold-down mechanism is used for setting up in the upside of electric core transfer chain, hold-down mechanism includes first flexible actuating mechanism and compact heap, first flexible actuating mechanism's flexible end is vertical arranging, and with compact heap elastic connection, the compact heap has the flexible face that compresses tightly that is used for attached in the side of electric core.
According to the utility model discloses a current collector welded electric core fixed establishment, the interlock frame is connected to first flexible actuating mechanism's flexible end, the interlock frame is connected through vertical guiding mechanism the compact heap, the interlock frame with install elastic component between the compact heap.
According to the utility model discloses an embodiment's electric core fixed establishment of current collector welding, vertical guiding mechanism includes guide shaft cover and guide bar; the guide shaft sleeve is arranged on the linkage frame and sleeved on the side surface of the guide rod; the upper end of the guide rod is connected with a limiting plate, and the lower end of the guide rod is connected with the pressing block.
According to the utility model discloses a current collector welded electric core fixed establishment of embodiment, the elastic component includes any kind in the middle of spring, elasticity strip, the flexure strip.
According to the utility model discloses a current collector welded electric core fixed establishment, the compact heap includes connecting block and flexible briquetting, vertical guiding mechanism connects the one end of connecting block, the other end of connecting block is connected the one end of its flexible compact face is kept away from to flexible briquetting.
According to the utility model discloses a current collector welded electric core fixed establishment, the compact heap includes a plurality ofly, and with vertical guiding mechanism one-to-one.
According to the utility model discloses a current collector welded electric core fixed establishment still includes: the clamping mechanism, two exposed ends of the clamping mechanism are used for setting up relatively in the both sides of electric core transfer chain, one of them exposed end of clamping mechanism is used for the butt wherein one end of electric core, another exposed end of clamping mechanism forms and is the welding clamp plate, be used for the other end of electric core with centre gripping current collector dish between the welding clamp plate.
According to the utility model discloses a current collector welded electric core fixed establishment, clamping mechanism includes the flexible actuating mechanism of second and the flexible actuating mechanism of third, one of them exposed core of clamping mechanism forms into the location head, the location head is used for coaxial butt the wherein one end of electric core, the flexible end of the flexible actuating mechanism of second is connected the location head, the flexible end of the flexible actuating mechanism of third is connected welding clamp plate.
The embodiment of the utility model provides a pair of current collector welded electric core fixed establishment, through setting up hold-down mechanism, flexible end and compact heap elastic connection with the corresponding first flexible actuating mechanism of hold-down mechanism, and press the lateral surface that covers electric core through flexible compact heap, then electric core is when carrying to welding station through electric core transfer chain, can directly start first flexible actuating mechanism, with the displacement that the drive compact heap descends to predetermine, make the flexible compact heap on the compact heap attached in the side of electric core with adaptation, and when the drive power that gives the compact heap at first flexible actuating mechanism was too big, the compact heap still can be based on and the elastic connection between the first flexible actuating mechanism, press the state of covering electric core and finely tune adaptively, realize pressing the elasticity of electric core adaptation promptly and cover. Therefore, the utility model discloses not only ensured the effective contact of compact heap with electric core side, still prevented to cover because of the pressure of compact heap and do not exert oneself too big and cause the damage to the side of electric core, lead to electric core to take place deformation to realized effectively fixed to electric core, be convenient for implement current collector welding operation to electric core.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a cell fixing mechanism for welding a current collecting plate according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the pressing mechanism in fig. 1 according to an embodiment of the present invention.
In the figure, 1, a base is fixed; 2. a hold-down mechanism; 21. a first telescopic driving mechanism; 22. a compression block; 23. a linkage frame; 24. a vertical guide mechanism; 25. an elastic member; 3. a clamping mechanism; 31. a second telescopic driving mechanism; 32. positioning the head; 33. a third telescopic driving mechanism; 34. welding a pressing plate; 4. an electric core; 5. a collector plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1 is a schematic structural diagram of a cell fixing mechanism for welding a current collecting plate according to this embodiment; fig. 2 is a schematic structural diagram of the pressing mechanism shown in fig. 1 according to the present embodiment.
As shown in fig. 1 and fig. 2, the embodiment provides a current collector welded electric core fixing mechanism, which includes a pressing mechanism 2, where the pressing mechanism 2 is installed on a fixing base 1 and is configured to be disposed on an upper side of an electric core conveying line, the pressing mechanism 2 includes a first telescopic driving mechanism 21 and a pressing block 22, a telescopic end of the first telescopic driving mechanism 21 is vertically disposed and elastically connected to the pressing block 22, and the pressing block 22 has a flexible pressing surface for being attached to a side surface of an electric core 4.
Specifically, in the cell fixing mechanism shown in this embodiment, by setting the pressing mechanism 2, the telescopic end of the first telescopic driving mechanism 21 corresponding to the pressing mechanism 2 is elastically connected to the pressing block 22, and the pressing block 22 is pressed on the outer side surface of the cell 4 through the flexible pressing surface, so that when the cell 4 is conveyed to the welding station through the cell conveying line, the first telescopic driving mechanism 21 can be directly started to drive the pressing block 22 to descend by a preset displacement, so that the flexible pressing surface on the pressing block 22 is adaptively attached to the side surface of the cell 4, and when the driving force given to the pressing block 22 by the first telescopic driving mechanism 21 is too large, the pressing block 22 can also be adaptively fine-adjusted based on the elastic connection with the first telescopic driving mechanism 21 to the pressing state of the cell 4.
Therefore, the battery cell fixing mechanism shown in this embodiment not only ensures effective contact between the pressing block 22 and the side surface of the battery cell 4, but also prevents damage to the side surface of the battery cell 4 due to excessive pressing force of the pressing block 22, so that the battery cell 4 deforms, thereby effectively fixing the battery cell 4 and facilitating welding operation of the current collecting disc 5 on the battery cell 4.
As shown in fig. 2, the telescopic end of the first telescopic driving mechanism 21 shown in this embodiment is connected to a linking frame 23, the linking frame 23 is connected to a pressing block 22 through a vertical guiding mechanism 24, and an elastic member 25 is installed between the linking frame 23 and the pressing block 22, wherein the elastic member 25 includes any one of a spring, an elastic strip, and an elastic sheet.
Specifically, the telescopic end of the first telescopic driving mechanism 21 shown in this embodiment can drive the linkage frame 23 to move downward by a corresponding height when extending out of the preset stroke, so that the flexible pressing surface of the pressing block 22 is attached to the side surface of the electric core 4, and when the electric core 4 is subjected to a large pressing force from the pressing block 22, based on the force balance principle, the pressing block 22 can automatically rise by a certain height under the guidance of the vertical guiding mechanism 24, and balance is achieved under the elastic action of the elastic member 25 between the linkage frame 23 and the pressing block 22. So, both ensured that the flexible compact surface of compact heap 22 is attached closely in the side of electric core 4, prevented again that compact heap 22 from exerting too big pressure to electric core 4 and covering power to implement better fixed to electric core 4, still form effectual protection to electric core 4, avoid electric core 4 to cover power too big deformation because of pressing.
In one embodiment, the vertical guide mechanism 24 of the present embodiment includes a guide sleeve and a guide rod; the guide shaft sleeve is arranged on the linkage frame 23 and sleeved on the side surface of the guide rod; the limiting plate is connected to the upper end of guide bar, and compact heap 22 is connected to the lower extreme of guide bar.
Further, in order to ensure the balance between the lifting motion and the stress of the pressing block 22, the set of vertical guide mechanism 24 shown in this embodiment is provided with two guide shaft sleeves and two guide rods, the upper ends of the two guide rods are connected with a limiting plate, and the lower ends of the two limiting plates are connected with the pressing block 22.
In another embodiment, in order to ensure a reliable connection between the vertical guide mechanism 24 and the pressing block 22 and enable the pressing block 22 to have a flexible pressing surface for being attached to the side surface of the battery cell 4, the pressing block 22 shown in this embodiment includes a connecting block and a flexible pressing block, the vertical guide mechanism 24 is connected to one end of the connecting block, and the other end of the connecting block is connected to one end of the flexible pressing block away from the flexible pressing surface, where the flexible pressing block may be a sponge block known in the art.
Further, in order to facilitate the simultaneous pressing of the battery cells 4 at multiple welding stations, the pressing block 22 shown in this embodiment includes multiple pressing blocks, and the pressing blocks correspond to the vertical guide mechanisms 24 one by one.
As shown in fig. 2, the pressing block 22 shown in this embodiment is specifically provided with two blocks, the linking frame 23 shown in this embodiment is respectively connected to the two pressing blocks 22 through two sets of vertical guide mechanisms 24, and an elastic member 25 is provided between each pressing block 22 and the linking frame 23.
As shown in fig. 1, based on the improvement of the above embodiment, the present embodiment is further provided with a clamping mechanism 3 installed on the fixing base 1, two clamping ends of the clamping mechanism 3 are used to be oppositely arranged at two sides of the cell conveying line, one of the clamping ends of the clamping mechanism 3 is used to abut against one end of the cell 4, and the other clamping end of the clamping mechanism 3 is formed as a welding pressing plate 34, so as to clamp the current collecting tray 5 between the other end of the cell 4 and the welding pressing plate 34.
Specifically, the clamping mechanism 3 shown in this embodiment includes a second telescopic driving mechanism 31 and a third telescopic driving mechanism 33, one of the clamping ends of the clamping mechanism 3 is formed as a positioning head 32, the positioning head 32 is used for coaxially abutting against one of the ends of the battery cell 4, the telescopic end of the second telescopic driving mechanism 31 is connected to the positioning head 32, and the telescopic end of the third telescopic driving mechanism 33 is connected to the welding pressing plate 34.
Therefore, the pressing mechanism shown in the above embodiment presses the side surface of the battery cell, when the battery cell 4 is fixed on the battery cell conveying line, the second telescopic driving mechanism 31 may be further started, the positioning head 32 performs axial positioning on one end of the battery cell 4, the third telescopic driving mechanism 33 is started, the third telescopic driving mechanism 33 drives the welding pressing plate 34 to move along the axial direction of the battery cell 4, so as to clamp the current collecting plate 5 between the other end of the battery cell 4 and the welding pressing plate 34, when the battery cell 4 is axially clamped and fixed, the current collecting plate 5 may be welded to the end portion of the battery cell 4 by the laser spot welding machine according to the welding path reserved on the welding pressing plate 34.
It should be noted that the first telescopic driving mechanism 21, the second telescopic driving mechanism 31 and the third telescopic driving mechanism 33 shown in the present embodiment may be air cylinders known in the art.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a current collection dish welded electric core fixed establishment which characterized in that includes:
the pressing mechanism is used for being arranged on the upper side of the battery cell conveying line and comprises a first telescopic driving mechanism and a pressing block, the telescopic end of the first telescopic driving mechanism is vertically arranged and is elastically connected with the pressing block, and the pressing block is provided with a flexible pressing surface used for being attached to the side face of the battery cell.
2. The electrical core fixing mechanism for welding the current collecting plate according to claim 1, wherein the telescopic end of the first telescopic driving mechanism is connected to a linkage frame, the linkage frame is connected to the pressing block through a vertical guiding mechanism, and an elastic member is installed between the linkage frame and the pressing block.
3. The disc-welded cell securing mechanism of claim 2, wherein the vertical guide mechanism comprises a guide sleeve and a guide rod; the guide shaft sleeve is arranged on the linkage frame and sleeved on the side surface of the guide rod; the upper end of the guide rod is connected with a limiting plate, and the lower end of the guide rod is connected with the pressing block.
4. The disc-welded cell securing mechanism according to claim 2, wherein the elastic member comprises any one of a spring, an elastic strip, and an elastic sheet.
5. The disc-welded cell fastening mechanism of claim 2, wherein the pressing block includes a connecting block and a flexible pressing block, the vertical guide mechanism is connected to one end of the connecting block, and the other end of the connecting block is connected to an end of the flexible pressing block away from the flexible pressing surface.
6. The disc-welded cell securing mechanism according to claim 2, wherein the pressing block includes a plurality of blocks, and the pressing blocks are in one-to-one correspondence with the vertical guide mechanisms.
7. The disc-bonded cell securing mechanism according to any one of claims 1 to 6, further comprising: the clamping mechanism, two exposed ends of the clamping mechanism are used for setting up relatively in the both sides of electric core transfer chain, one of them exposed end of clamping mechanism is used for the butt wherein one end of electric core, another exposed end of clamping mechanism forms and is the welding clamp plate, be used for the other end of electric core with centre gripping current collector dish between the welding clamp plate.
8. The assembly tray welded cell fastening mechanism of claim 7, wherein the clamping mechanism includes a second telescopic driving mechanism and a third telescopic driving mechanism, one of the clamping ends of the clamping mechanism is formed as a positioning head, the positioning head is configured to coaxially abut against one end of the cell, the telescopic end of the second telescopic driving mechanism is connected to the positioning head, and the telescopic end of the third telescopic driving mechanism is connected to the welding platen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022205531.8U CN213857784U (en) | 2020-09-30 | 2020-09-30 | Current collecting plate welded battery cell fixing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022205531.8U CN213857784U (en) | 2020-09-30 | 2020-09-30 | Current collecting plate welded battery cell fixing mechanism |
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| CN213857784U true CN213857784U (en) | 2021-08-03 |
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| CN202022205531.8U Active CN213857784U (en) | 2020-09-30 | 2020-09-30 | Current collecting plate welded battery cell fixing mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115781074A (en) * | 2022-12-29 | 2023-03-14 | 楚能新能源股份有限公司 | Current collecting plate welding fixture and current collecting plate welding equipment |
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2020
- 2020-09-30 CN CN202022205531.8U patent/CN213857784U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115781074A (en) * | 2022-12-29 | 2023-03-14 | 楚能新能源股份有限公司 | Current collecting plate welding fixture and current collecting plate welding equipment |
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