CN216177764U - Efficient welding device for ultrathin lithium battery tab - Google Patents
Efficient welding device for ultrathin lithium battery tab Download PDFInfo
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- CN216177764U CN216177764U CN202122694464.5U CN202122694464U CN216177764U CN 216177764 U CN216177764 U CN 216177764U CN 202122694464 U CN202122694464 U CN 202122694464U CN 216177764 U CN216177764 U CN 216177764U
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Abstract
The utility model belongs to the technical field of lithium battery tab welding, in particular to an efficient welding device for an ultrathin lithium battery tab, which aims at the problems of lower working efficiency and lower precision of lithium battery tab welding, and provides a scheme which comprises a bearing frame and a plurality of bases, wherein the bases are fixed on the side wall at the bottom end of the bearing frame; the rotating shaft is rotationally connected with the side wall of the inner side of the bearing frame; according to the utility model, the positioning ring moves synchronously along with the bearing seat b until the positioning plate contacts the surface of the lithium battery, so that the positioning and clamping effects on the lithium battery are efficiently and stably completed, the situation of position deviation during welding of the lithium battery and the lug can be effectively avoided, and the qualification rate during welding of the lithium battery and the lug is further improved.
Description
Technical Field
The utility model relates to the technical field of lithium battery tab welding, in particular to an efficient welding device for an ultrathin lithium battery tab.
Background
The performance parameters of the ultrathin battery mainly include electromotive force, capacity, specific energy and resistance, the electromotive force is equal to the work done by the non-electrostatic force (chemical force) of the ultrathin battery when unit positive charge moves from a negative electrode to a positive electrode through the inside of the ultrathin battery, the electromotive force depends on the chemical property of an electrode material and is irrelevant to the size of the ultrathin battery, the total charge quantity output by the ultrathin battery is the capacity of the battery, and usually ampere hours are used as a unit.
The existing lithium battery tab welding device reduces the lithium battery welding working efficiency due to the inconvenient reason of height adjustment of the welding device when welding lithium battery tabs of different specifications, and particularly reduces the welding working precision due to the fact that the position of a lithium battery is easy to deviate when the lithium battery is welded.
Therefore, an efficient welding device for the ultra-thin lithium battery tab is needed to solve the problems of low efficiency and low precision of the lithium battery tab welding work.
SUMMERY OF THE UTILITY MODEL
The utility model provides an efficient welding device for an ultrathin lithium battery tab, which solves the problems of low working efficiency and low precision of welding the lithium battery tab.
In order to achieve the purpose, the utility model adopts the following technical scheme: an efficient welding device for ultra-thin lithium battery tabs comprises a bearing frame, wherein the bearing frame further comprises
The base is fixed on the side wall of the bottom end of the bearing frame, two symmetrically distributed support sleeves are fixed on the side wall of the outer side of the bearing frame, support plates are connected inside the two support sleeves in a sliding mode, a top plate is fixed on the side wall of the top end of each support plate, and a welding machine is fixed on the side wall of the bottom end of each top plate;
the rotating shaft is connected with the side wall of the inner side of the bearing frame in a rotating mode, a handle is coaxially fixed at one end of the rotating shaft, two worms which are symmetrically distributed are tightly sleeved on the outer surface of the rotating shaft in a sleeved mode, and the outer surface of the rotating shaft is provided with an adjusting assembly matched with the top plate.
Preferably, the adjusting assembly comprises
The two threaded rods are rotationally connected with the side wall of the inner side of the bearing frame, a worm wheel is tightly sleeved on the outer surface of the threaded rod in the bearing frame, and the worm wheel is meshed with the worm;
the two connecting blocks are fixed on the side wall of one side of the top plate, threaded holes are formed in the connecting blocks, and the thread positions of the threaded holes are meshed and connected with the threaded rods;
two articulated seat a, two articulated seat a all is fixed in backup pad one side lateral wall, bearing frame top lateral wall is seted up two logical grooves that are symmetric distribution, it has the slider to lead to inside sliding connection of groove, slider top lateral wall is fixed with articulated seat b, articulated seat b with it has the connecting rod, two to articulate between the seat a adjacent one side lateral wall of articulated seat a all is fixed with the holding ring.
Preferably, the side walls of the top ends of the two threaded rods are fixed with limiting blocks, and the central axes of the limiting blocks and the central axis of the threaded rod are arranged in a collinear manner.
Preferably, the cross sections of the two support plates are arranged in a T shape, a guide groove matched with the support plate is formed in the side wall of one side of the support sleeve, and the support plates are slidably connected with the inner portion of the guide groove.
Preferably, a bearing groove is formed in the center of the top surface of the bearing frame, a bearing cylinder is fixed on the side wall of one side of the bearing groove, and the central axis of the bearing cylinder and the central axis of the welding machine are arranged in a collinear mode.
Preferably, the cross sections of the two positioning rings are all arc surfaces, and the diameter of the inner wall of each positioning ring is larger than that of the outer wall of the bearing cylinder.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the positioning ring moves synchronously along with the bearing seat b until the positioning plate contacts the surface of the lithium battery, so that the positioning and clamping effects on the lithium battery are efficiently and stably completed, the situation of position deviation during welding of the lithium battery and the lug can be effectively avoided, and the qualification rate during welding of the lithium battery and the lug is further improved.
2. The utility model is matched with the support plate to slide in the guide groove, so that the limit guide effect on the support plate and the top plate is achieved, the top plate and the support plate slide along the inner part of the guide groove, and the height of the welding machine can be stably adjusted.
Drawings
FIG. 1 is a schematic view of an overall structure of an efficient welding device for an ultra-thin lithium battery tab according to the present invention;
FIG. 2 is a schematic diagram of an explosion structure at an adjusting assembly of the efficient welding device for the ultra-thin lithium battery tab provided by the utility model;
fig. 3 is a schematic back view structure diagram of the efficient welding device for the ultra-thin lithium battery tab provided by the utility model.
In the figure: 1. a bearing frame; 2. a base; 3. a support sleeve; 4. a support plate; 5. a top plate; 6. welding machine; 7. a rotating shaft; 8. a handle; 9. a worm; 10. an adjustment assembly; 101. a threaded rod; 102. a worm gear; 103. connecting blocks; 104. a threaded hole; 105. a hinge seat a; 106. a through groove; 107. a slider; 108. a hinge base b; 109. a connecting rod; 1010. a positioning ring; 11. a limiting block; 12. a guide groove; 13. a bearing groove; 14. a load bearing cartridge.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an efficient welding device for an ultra-thin lithium battery tab comprises a bearing frame 1, wherein the bearing frame 1 further comprises a plurality of bases 2, the plurality of bases 2 are all fixed on the side wall of the bottom end of the bearing frame 1, two symmetrically distributed support sleeves 3 are fixed on the side wall of the outer side of the bearing frame 1, a support plate 4 is connected inside the two support sleeves 3 in a sliding manner, a top plate 5 is fixed on the side wall of the top end of each support plate 4, and a welding machine 6 is fixed on the side wall of the bottom end of each top plate 5; a pivot 7, pivot 7 rotates with the inboard lateral wall of carriage 1 and is connected, and pivot 7 one end is coaxial to be fixed with handle 8, and 7 outer surface fastening cover have connect two worms 9 that are the symmetric distribution, and 7 surfaces of pivot are provided with the adjusting part 10 with roof 5 looks adaptation.
The adjusting assembly 10 comprises two threaded rods 101, the two threaded rods 101 are both rotatably connected with the side wall of the inner side of the bearing frame 1, a worm wheel 102 is tightly sleeved on the outer surface of the threaded rod 101, which is positioned in the bearing frame 1, and the worm wheel 102 is meshed with the worm 9; the two connecting blocks 103 are fixed on the side wall of one side of the top plate 5, threaded holes 104 are formed in the connecting blocks 103, and the threads of the threaded holes 104 are meshed with the threaded rods 101; two articulated seat a105, two articulated seat a105 all are fixed in 4 side lateral walls of backup pad, two logical grooves 106 that are the symmetric distribution are seted up to 1 top lateral wall of bearing frame, it has slider 107 to lead to the inside sliding connection of groove 106, slider 107 top lateral wall is fixed with articulated seat b108, it has connecting rod 109 to articulate between articulated seat b108 and the articulated seat a105, two adjacent one side lateral walls of articulated seat a105 all are fixed with holding ring 1010, follow bearing seat b synchronous motion through holding ring 1010, until the locating plate contacts the lithium cell surface, high-efficient and stable completion is to lithium cell location centre gripping effect promptly, can effectively avoid the condition that appears the offset when welding lithium cell and utmost point ear, then promote the qualification rate when welding lithium cell and utmost point ear.
The side walls of the top ends of the two threaded rods 101 are respectively fixed with a limiting block 11, the central axes of the limiting blocks 11 and the central axes of the threaded rods 101 are arranged in a collinear manner, the condition that the top plate 5 falls off can be effectively prevented through the arrangement of the limiting blocks 11, the cross sections of the two supporting plates 4 are arranged in a T shape, the side wall of one side of the supporting sleeve 3 is provided with a guide groove 12 matched with the supporting plate 4, the supporting plate 4 is in sliding connection with the inner part of the guide groove 12, the supporting plate 4 and the guide groove 12 slide in to play a role in guiding and limiting the supporting plate 4 and improve the stability of the supporting plate 4 during moving, the center of the top surface of the bearing frame 1 is provided with a bearing groove 13, one side wall of the bearing groove 13 is fixed with a bearing cylinder 14, the central axes of the bearing cylinder 14 and the central axes of the welding machine 6 are arranged in a collinear manner, the arrangement of the bearing cylinder 14 is adopted, and a lithium battery can be placed more conveniently, the cross sections of the two positioning rings 1010 are all arc surfaces, the inner wall diameter of the positioning rings 1010 is larger than the outer wall diameter of the bearing cylinder 14, and the inner wall diameter of the positioning plate is larger than the outer wall diameter of the bearing cylinder 14, so that the positioning plate is suitable for clamping and positioning lithium batteries of different sizes.
The working principle is as follows: when the lithium battery and the pole lug are required to be welded, the lithium battery is placed in the bearing cylinder 14, the handle 8 is rotated to enable the rotating shaft 7 to synchronously rotate, the worm 9 is driven to synchronously rotate, the worm 9 and the worm wheel 102 are utilized to mesh for transmission, the threaded rod 101 is synchronously rotated, the threaded rod 101 and the threaded hole 104 in the connecting block 103 are utilized to mesh for transmission, and the supporting plate 4 and the guide groove 12 are matched to slide in an inner part to play a role in limiting and guiding the supporting plate 4 and the top plate 5, so that the top plate 5 and the supporting plate 4 slide in the guide groove 12, stable height adjustment of the welding machine 6 is realized, the precision of the lithium battery and the pole lug during welding work is improved, the welding machine 6 is driven to synchronously move, the hinge seat a105 follows the supporting plate 4 to synchronously move, and the hinge seat b108 drives the sliding block 107 to slide in the through groove 106 through the transmission function of the connecting rod 109, utilize slider 107 and lead to groove 106 internal sliding connection, not only can play the direction limiting displacement to bearing seat b, stability when can also promoting the removal of bearing seat b, holding ring 1010 follows bearing seat b synchronous motion, contact the lithium cell surface until the locating plate, high-efficient and stable completion is to lithium cell location centre gripping effect promptly, can effectively avoid the condition that position offset appears when welding lithium cell and utmost point ear, promote the qualification rate when welding lithium cell and utmost point ear then.
The welding machine 6 is commercially available and the welding machine 6 is equipped with a power supply, which is well known in the art and therefore will not be described in detail in the specification.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides an ultra-thin lithium battery tab high-efficient welding set, includes bearing frame (1), its characterized in that, bearing frame (1) still includes
The base bodies (2) are all fixed on the side wall of the bottom end of the bearing frame (1), two symmetrically distributed supporting sleeves (3) are fixed on the side wall of the outer side of the bearing frame (1), supporting plates (4) are connected inside the two supporting sleeves (3) in a sliding mode, a top plate (5) is fixed on the side wall of the top end of each supporting plate (4) together, and a welding machine (6) is fixed on the side wall of the bottom end of each top plate (5);
a pivot (7), pivot (7) with the inboard lateral wall of carriage (1) rotates to be connected, pivot (7) one end coaxial fixation has handle (8), pivot (7) surface fastening cup joints two worms (9) that are symmetric distribution, pivot (7) surface be provided with adjusting part (10) of roof (5) looks adaptation.
2. The efficient welding device for ultra-thin lithium battery tabs according to claim 1, characterized in that the adjusting assembly (10) comprises
The two threaded rods (101) are rotatably connected with the side wall of the inner side of the bearing frame (1), a worm wheel (102) is fixedly sleeved on the outer surface of the threaded rod (101) positioned in the bearing frame (1), and the worm wheel (102) is meshed with the worm (9);
the two connecting blocks (103) are fixed on the side wall of one side of the top plate (5), a threaded hole (104) is formed in each connecting block (103), and the thread of each threaded hole (104) is meshed with the threaded rod (101) in a connecting mode;
two articulated seat a (105), two articulated seat a (105) all are fixed in backup pad (4) one side lateral wall, bearing frame (1) top lateral wall is seted up two logical groove (106) that are the symmetric distribution, it has slider (107) to lead to groove (106) inside sliding connection, slider (107) top lateral wall is fixed with articulated seat b (108), articulated seat b (108) with it has connecting rod (109), two to articulate between seat a (105) one side lateral wall that articulated seat a (105) are adjacent all is fixed with holding ring (1010).
3. The efficient welding device for the ultra-thin lithium battery tab of claim 2, wherein the top side walls of the two threaded rods (101) are fixed with limiting blocks (11), and the central axes of the limiting blocks (11) and the central axes of the threaded rods (101) are arranged in a collinear way.
4. The efficient welding device for the ultra-thin lithium battery tab according to claim 1, wherein the cross sections of the two support plates (4) are arranged in a T shape, a guide groove (12) matched with the support plates (4) is formed in the side wall of one side of the support sleeve (3), and the support plates (4) are slidably connected with the inside of the guide groove (12).
5. The efficient welding device for the ultra-thin lithium battery tab according to claim 1, characterized in that a bearing groove (13) is formed in the center of the top surface of the bearing frame (1), a bearing cylinder (14) is fixed on a side wall of one side of the bearing groove (13), and the central axis of the bearing cylinder (14) and the central axis of the welding machine (6) are arranged in a collinear manner.
6. The efficient welding device for the ultra-thin lithium battery tab of claim 2, wherein the cross sections of the two positioning rings (1010) are both arc surfaces, and the diameter of the inner wall of each positioning ring (1010) is larger than that of the outer wall of the bearing cylinder (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122694464.5U CN216177764U (en) | 2021-11-05 | 2021-11-05 | Efficient welding device for ultrathin lithium battery tab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122694464.5U CN216177764U (en) | 2021-11-05 | 2021-11-05 | Efficient welding device for ultrathin lithium battery tab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216177764U true CN216177764U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122694464.5U Active CN216177764U (en) | 2021-11-05 | 2021-11-05 | Efficient welding device for ultrathin lithium battery tab |
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| Country | Link |
|---|---|
| CN (1) | CN216177764U (en) |
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2021
- 2021-11-05 CN CN202122694464.5U patent/CN216177764U/en active Active
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