CN117884765B - High-efficient welding set of lithium cell utmost point ear - Google Patents
High-efficient welding set of lithium cell utmost point ear Download PDFInfo
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- CN117884765B CN117884765B CN202410298360.8A CN202410298360A CN117884765B CN 117884765 B CN117884765 B CN 117884765B CN 202410298360 A CN202410298360 A CN 202410298360A CN 117884765 B CN117884765 B CN 117884765B
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- 238000003466 welding Methods 0.000 title claims abstract description 55
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 66
- 238000005096 rolling process Methods 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 15
- 241000252254 Catostomidae Species 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 abstract description 9
- 230000002441 reversible effect Effects 0.000 abstract description 4
- 238000007493 shaping process Methods 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 17
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000000740 bleeding effect Effects 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention discloses a high-efficiency welding device for a lithium battery tab, which relates to the technical field of tab welding, and comprises a main body frame, wherein the main body frame comprises a main installation table and an auxiliary installation table opposite to the main installation table, an arm collecting mechanism comprises a mounting plate and a flattening mechanism, the flattening mechanism is arranged on a driving mechanism and drives the tab to be flattened through the driving mechanism, after the tab is slightly pressed and positioned through a sponge sucker, a flattening roller is driven to extrude and reversely move the extruded tab through the driving mechanism, the reverse movement is used for providing work abdication for laser welding, the flattening roller performs extrusion rolling on the surface of the tab at the moment, deformation protrusions are not arranged between the tab and the anode and the cathode of a battery, and when a telescopic rod rolls to the edge of the sponge sucker, the driving mechanism stops working at the moment, and a laser welding machine welds the tab, so that the functions of shaping the battery tab and avoiding the virtual welding caused by the tab deformation are achieved.
Description
Technical Field
The invention relates to the technical field of tab welding, in particular to a high-efficiency welding device for a lithium battery tab.
Background
Along with the development of new energy, the lithium battery has been used in all industries at present, and through the use of lithium battery can very big simple and convenient equipment, guarantee that equipment can also normally use when having a power failure, and the production of lithium battery is also a very complicated process, especially the tab on the lithium battery, plays vital effect to the use of lithium battery, has guaranteed the normal discharge of lithium battery positive negative pole through the use of tab.
At present, when welding the anode and the cathode of a lithium battery, as the tab is a softer thin material, a virtual welding phenomenon occurs when laser welding is used due to the fact that a pasting gap exists between the tab and the anode and the cathode of the lithium battery during welding, so that the tab and the anode are easy to be detached and broken when the lithium battery is used in the later period, and the use quality of the lithium battery is seriously affected.
Based on the above, the invention designs an efficient welding device for the lithium battery tab to solve the above problems.
Disclosure of Invention
The embodiment of the invention aims to provide a high-efficiency welding device for a lithium battery tab, which aims to solve the technical problems in the prior art mentioned in the background art.
The embodiment of the invention is realized in such a way that the high-efficiency welding device for the lithium battery tab comprises: the main body frame comprises a main installation table and a secondary installation table opposite to the main installation table;
the arm collecting mechanism comprises a mounting plate;
The rolling mechanism is arranged on the driving mechanism and drives the rolling pole lugs through the driving mechanism, the rolling mechanism comprises rolling rollers, the rolling rollers are provided with four ends which are respectively arranged at two telescopic rods, each telescopic rod is arranged inside the fixing rod and is connected with the fixing rod in a sliding manner, each telescopic rod is connected with the fixing rod through a telescopic spring, two sponge suction cups are symmetrically distributed on two sides of each rolling roller, and the two sponge suction cups are arranged on the mounting plate.
Further, actuating mechanism is including installing two driving motor on the mounting panel, every driving motor's output runs through in the mounting panel inside and installs the rotation lead screw, the surface of rotation lead screw is equipped with rather than forming the vice driven sliding block of spiral, install on the sliding block with two dead levers respectively fixed connection's first movable block and second movable block, and first movable block and second movable block and sliding block's surface sliding connection, the inside of sliding block runs through have with first movable block and second movable block contact telecentric runner, and telecentric runner and sliding block rotate to be connected, the inside of telecentric runner has been seted up straight line groove and the integrated slot that the helicla flute combined together, telecentric runner passes through the integrated slot and sets up the spout pole cooperation slip on the mounting panel.
Still further, receive arm mechanism still includes the dwang that sets up on the mounting panel, and the dwang is installed on the dwang and is connected with the dwang rotation, and the one end that the dwang was kept away from to the dwang is installed on the main installation piece that drives pivoted through power unit.
Still further, power unit is including installing the power motor on main mount table, power motor's output runs through in the inside of main mount table, and power motor's output installs spindle gear, spindle gear's surface coaxial mounting has the linking gear of constant diameter size, and be equipped with the incomplete tooth with linking gear dislocation on the spindle gear, spindle gear meshes with the initiative pivot of installing on main mount table, the surface coaxial mounting of initiative pivot has the rotor, the another side coaxial mounting of rotor rotates the follow-up runner of being connected with vice mount table, linking gear meshes with the linkage rotary drum of installing on main mount table, be provided with incomplete tooth on the linkage rotary drum, the linkage rotary drum is synchronous meshes with the receipts arm gear of installing on the dwang, be connected through connecting the runner between two dwang.
Still further, the device still includes negative pressure mechanism, negative pressure mechanism is including running through in the inside pipeline of bleeding of vice mount table, and the negative pressure dish of being connected with the rotation wheel rotation is installed to the one end of pipeline of bleeding, and the inside passageway of pipeline of bleeding communicates with each other with the negative pressure pipeline through the inside cavity of rotation wheel, and the negative pressure pipeline runs through in main installation piece, rotates connecting rod, dwang and mounting panel and reaches sponge sucking disc position and produce the negative pressure.
Further, the first moving block and the second moving block are connected through two reset springs.
Further, the linkage rotary drum is meshed with a torsion gear arranged on the main installation table, and the torsion gear is connected with the main installation table through a torsion spring.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, after the electrode lug is slightly pressed and positioned by the sponge sucker, the driving mechanism is utilized to drive the flattening roller to extrude the electrode lug through the fixed rods, meanwhile, the two fixed rods are enabled to move reversely to two sides, work abdication is provided for laser welding through the reverse movement, interference phenomenon with the working of the laser welding machine is avoided, the flattening roller extrudes and rolls on the surface of the electrode lug at the moment, deformation protrusions cannot exist between the electrode lug and the anode and cathode of the battery, when the telescopic rod rolls to the edge of the sponge sucker, the driving mechanism stops working at the moment, and the laser welding machine welds the electrode lug, so that the functions of shaping the electrode lug of the battery and avoiding virtual welding caused by electrode lug deformation are achieved.
2. According to the invention, four groups of main mounting blocks are driven to circularly move at a feeding station a, a waiting station b, a welding station c and a rotating station d through the driving action of a power mechanism, when the main mounting blocks are driven to move to the welding station c by the driving action of the power mechanism, the sponge suckers are driven to press the lugs on the anode and cathode of the battery through the mounting plates, after welding is finished, the rotating rods are driven to rotate around the rotating connecting rods under the action of the power mechanism, and when the rotating rods are rotated to a position which does not interfere with the battery, the main mounting blocks are driven to move from the position of the welding station c to the position of the rotating station d by the driving action of the power mechanism so as to circularly circulate, so that the moving parts do not interfere with the battery in the circulation process, rapid circular welding is performed, and the welding efficiency of the lugs is improved.
3. According to the invention, the rest quarter tooth of the linkage gear is continuously meshed with the linkage rotary drum, at the moment, the main shaft gear drives the driving rotary shaft to rotate, so that the arm collecting gear is driven to revolve, the arm collecting gear is meshed with the linkage rotary drum to rotate, at the moment, the arm collecting gear keeps a static state relative to the linkage rotary drum, and the tooth of the linkage rotary drum limits the arm collecting gear, so that a part at the position of a welding station c smoothly revolves to the position of a revolving station d, and the functions of stabilizing and rapidly moving are ensured through the relative static transmission and the limiting action of the gear.
Drawings
Fig. 1 is a schematic structural diagram of a high-efficiency welding device for a lithium battery tab according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
FIG. 3 is a schematic view of a linkage drum structure according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3B according to the present invention;
FIG. 5 is a schematic view of the main mounting block structure of the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 5 at C in accordance with the present invention;
FIG. 7 is an enlarged schematic view of the structure of FIG. 6 at D in accordance with the present invention;
FIG. 8 is an enlarged schematic view of the structure of FIG. 5 at E according to the present invention;
fig. 9 is a schematic diagram of a linkage gear structure according to the present invention.
In the accompanying drawings: 1. a main body frame; 101. a main mounting table; 102. a sub-mount; 2. a flattening mechanism; 201. flattening the roller; 202. a telescopic rod; 203. a telescopic spring; 204. a fixed rod; 205. a sponge sucker; 3. a driving mechanism; 301. a driving motor; 302. rotating a screw rod; 303. a sliding block; 304. a first moving block; 305. a second moving block; 306. a return spring; 307. a telecentric runner; 308. a chute rod; 309. a rotating ball; 4. an arm retracting mechanism; 401. a mounting plate; 402. a rotating lever; 403. rotating the connecting rod; 404. a main mounting block; 5. a power mechanism; 501. a power motor; 502. a spindle gear; 503. a linkage gear; 504. a linkage rotary drum; 505. a driving rotating shaft; 506. a rotating wheel; 507. a torsion spring; 508. twisting the gear; 509. an arm-retracting gear; 510. the rotating wheel is connected; 511. a follow-up rotating wheel; 6. a negative pressure mechanism; 601. an air extraction pipeline; 602. a negative pressure plate; 603. a negative pressure pipeline; a. a feeding station; b. waiting for a station; c. a welding station; d. and (5) turning the station.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that the terms "first," "second," and the like, as used herein, may be used to describe various elements, but these elements are not limited by these terms unless otherwise specified. These terms are only used to distinguish one element from another element.
As shown in fig. 1,2 and 7, in one embodiment, a high-efficiency welding apparatus for a tab of a lithium battery is provided, the apparatus comprising:
a main body frame 1, wherein the main body frame 1 comprises a main mounting table 101 and a secondary mounting table 102 opposite to the main mounting table 101;
an arm retracting mechanism 4, wherein the arm retracting mechanism 4 comprises a mounting plate 401;
The rolling mechanism 2 is arranged on the driving mechanism 3 and drives the rolling pole ears through the driving mechanism 3, the rolling mechanism 2 comprises rolling rollers 201, the rolling rollers 201 are provided with four ends which are respectively arranged at two ends of two telescopic rods 202, each telescopic rod 202 is arranged inside a fixed rod 204 and is connected with the fixed rod 204 in a sliding manner, each telescopic rod 202 is connected with the fixed rod 204 through a telescopic spring 203, two sponge suckers 205 are symmetrically distributed on two sides of each rolling roller 201, and the two sponge suckers 205 are arranged on a mounting plate 401.
In practical application, firstly, the lug is absorbed through the sponge sucker 205 at the position of the feeding station a, then the two fixing rods 204 are reversely moved to the two sides by the action of the driving mechanism 3 at the moment, the stability of the lug moving process is increased by the absorption action of the sponge sucker 205, welding preparation operation is carried out at the position of the welding station c, at the moment, after the lug is slightly pressed and positioned by the two sponge suckers 205, the flattening roller 201 is driven by the driving mechanism 3 to squeeze the lug through the fixing rod 204, when the lug is squeezed, the fixing rod 204 continuously drives the flattening roller 201 to squeeze the lug so as to compress the telescopic spring 203, the telescopic rod 202 slides in the fixing rod 204, at the moment, the two fixing rods 204 are reversely moved to the two sides simultaneously by the action of the driving mechanism 3, work abdication is provided for laser welding, interference phenomenon with the laser welding is avoided, at the moment, the flattening roller 201 is squeezed and rolled on the surface of the lug, deformation protrusions are not existed between the lug and the positive electrode and the negative electrode of a battery, when the telescopic rod 202 is rolled to the edge of the sponge sucker 205, the lug is stopped, and the lug 3 is driven by the driving mechanism to weld the lug, thereby the false welding function is avoided.
As shown in fig. 2, as a preferred embodiment of the present invention, the driving mechanism 3 includes two driving motors 301 mounted on a mounting plate 401, an output end of each driving motor 301 penetrates through an inside of the mounting plate 401 and is mounted with a rotating screw 302, a sliding block 303 forming a screw pair transmission with the rotating screw 302 is disposed on a surface of the rotating screw 302, a first moving block 304 and a second moving block 305 fixedly connected with two fixing rods 204 are mounted on the sliding block 303, the first moving block 304 and the second moving block 305 are slidably connected with a surface of the sliding block 303, a telecentric rotating wheel 307 contacting with the first moving block 304 and the second moving block 305 penetrates through an inside of the sliding block 303, the telecentric rotating wheel 307 is rotatably connected with the sliding block 303, a combination groove combining the linear groove and the spiral groove is formed in the inside of the telecentric rotating wheel 307, and the telecentric rotating wheel 307 slides in cooperation with a chute rod 308 disposed on the mounting plate 401 through the combination groove.
In practical application, the rotating screw 302 is driven to rotate by the driving action of the driving motor 301 at the welding station c, because the rotating screw 302 is connected with the sliding block 303 through a screw structure, and the two rotating screws 302 drive the single sliding block 303 to move, the sliding block 303 moves linearly under the mutual limit of the two rotating screws 302, the sliding block 303 drives the two fixed rods 204 to perform linear motion and squeeze to the tab through the first moving block 304 and the second moving block 305, the sliding chute rod 308 slides in the combined groove of the telecentric rotating wheel 307 through the rotating ball 309, the sliding friction between the sliding chute rod 308 and the telecentric rotating wheel 307 is converted into rolling friction by the rotating ball 309, the stability of mechanism transmission is improved, the linear motion of the sliding block 303 enables the rotating ball 309 to move along the linear groove of the telecentric rotating wheel 307, and after the rolling roller 201 extrudes the tab, the rotating ball 309 moves into the spiral groove of the telecentric rotating wheel 307 at this moment, and the sliding chute rod 308 and the rotating ball 309 are in a fixed state, the sliding chute rod 307 is driven to rotate in a fixed state, the rolling rod 307 is driven to perform relative motion on the rolling roller 201 through the first moving block and the second cambered surface to move in a reverse direction, and the rolling rod 201 is driven to perform relative motion through the first sliding block and the rolling block to move in a rolling direction, and the rolling rod is enabled to perform a stable motion.
As shown in fig. 2, 5 and 6, as a further preferred embodiment of the present invention, the arm retracting mechanism 4 further includes a rotating lever 402 provided on the mounting plate 401, the rotating lever 402 is mounted on a rotating link 403 and is rotatably connected to the rotating link 403, and an end of the rotating link 403 remote from the rotating lever 402 is mounted on a main mounting block 404 driven to rotate by the power mechanism 5.
In practical application, four groups of main mounting blocks 404 are driven to circularly move through the driving action of the power mechanism 5 at the feeding station a, the waiting station b, the welding station c and the rotating station d, each group of main mounting blocks 404 corresponds to the positive and negative lugs of the battery, when the main mounting blocks 404 are driven to move to the welding station c by the driving of the power mechanism 5, the sponge sucker 205 is driven to press the lugs on the positive and negative poles of the battery through the mounting plate 401, after welding is finished, the rotating rod 402 is driven to rotate under the action of the power mechanism 5 at the moment, and after the rotating rod 403 rotates to a position which does not interfere with the battery, the main mounting blocks 404 are driven to move from the welding station c to the rotating station d by the driving of the power mechanism 5 at the moment, so that circulation is performed, moving parts and the battery do not interfere in the circulation process, rapid circulation welding is performed, and the function of welding efficiency of the lugs is improved.
As shown in fig. 9, as a further preferred embodiment of the present invention, the power mechanism 5 includes a power motor 501 mounted on the main mounting table 101, an output end of the power motor 501 penetrates through an inside of the main mounting table 101, a spindle gear 502 is mounted on an output end of the power motor 501, a linkage gear 503 with an equal diameter is coaxially mounted on a surface of the spindle gear 502, an incomplete tooth staggered with the linkage gear 503 is disposed on the spindle gear 502, a rotating wheel 506 is coaxially mounted on a surface of the active rotating shaft 505, a follower rotating wheel 511 rotatably connected with the auxiliary mounting table 102 is coaxially mounted on another surface of the rotating wheel 506, the linkage gear 503 is meshed with a linkage rotating drum 504 mounted on the main mounting table 101, the linkage rotating drum 504 is provided with the incomplete tooth, the linkage rotating drum 504 is synchronously meshed with a receiving arm gear 509 mounted on the rotating rod 402, and the two rotating rods 402 are connected through a connecting rotating wheel 510.
In practical application, the output end of the power motor 501 drives the spindle gear 502 to rotate, the rotation of the spindle gear 502 drives the driving rotating shaft 505 to rotate through the meshing action with the driving rotating shaft 505, the rotation of the driving rotating shaft 505 drives the rotating wheel 506 to rotate, the rotation of the rotating wheel 506 drives the four groups of arm collecting mechanisms 4 to circularly rotate at the feeding station a, the waiting station b, the welding station c and the rotating station d, meanwhile, the rotation of the spindle gear 502 drives the linkage gear 503 to rotate, the linkage gear 503 drives the linkage rotating drum 504 to rotate through the meshing action with the linkage rotating drum 504, at the moment, the rotation of the linkage rotating drum 504 drives the arm collecting gear 509 to rotate through the meshing action with the arm collecting gear 509, and the rotating rod 402 is driven to rotate at the position of the welding station c to avoid a battery, the same group of rotating rods 402 synchronously rotate together to avoid the battery under the connection action of the connection rotating wheel 510, one-fourth teeth are arranged on the spindle gear 502, one-half teeth are arranged on the linkage gear 503, and the spindle gear 502 and the teeth of the linkage gear 503 are arranged in a staggered manner, so that in the cycle process, after the lug at the welding station c finishes laser welding, the one-fourth teeth of the linkage gear 503 drive the linkage rotating drum 504 to rotate at the moment, the rotation of the linkage rotating drum 504 drives the rotating rod 402 to rotate clockwise (as shown in fig. 1 and seen from the right side to the left side of fig. 1) through the arm collecting gear 509, at the moment, the rotating rod 402 rotates to a position where the arm collecting mechanism 4 and the flattening mechanism 2 do not interfere with the battery when the rotating connecting rod 403 revolves, at the moment, the one-fourth teeth of the spindle gear 502 are meshed with the driving rotating shaft 505, the remaining quarter teeth of the synchronous linkage gear 503 are continuously meshed with the linkage drum 504, at this time, the main shaft gear 502 drives the driving rotating shaft 505 to rotate, so as to drive the arm collecting gear 509 to revolve, the arm collecting gear 509 is meshed with the linkage drum 504 to rotate, at this time, the arm collecting gear 509 keeps a static state relative to the linkage drum 504, and the teeth of the linkage drum 504 limit the arm collecting gear 509, at this time, the arm collecting mechanism 4 and the flattening mechanism 2 on the power mechanism 5 do not interfere with a battery, at this time, the part at the position of the welding station c smoothly revolves to the position of the revolving station d, so that the functions of avoiding interference between the moving part and the battery in the circulation process and increasing the circulation welding efficiency are achieved.
As shown in fig. 7,8 and 9, as a further preferred embodiment of the present invention, the apparatus further comprises a negative pressure mechanism 6, the negative pressure mechanism 6 comprises a suction pipe 601 penetrating through the inside of the sub-mount 102, a negative pressure plate 602 rotatably connected to the rotating wheel 506 is mounted at one end of the suction pipe 601, the internal channel of the suction pipe 601 is communicated with the negative pressure pipe 603 through the internal cavity of the rotating wheel 506, and the negative pressure pipe 603 penetrates through the main mount block 404, the rotating link 403, the rotating rod 402 and the mount plate 401 to reach the position of the sponge sucker 205 to generate negative pressure.
In practical application, the negative pressure is led to pass through the cavity of the negative pressure disc 602 and the air suction pipeline 601 after the negative pressure pump connected with one end of the air suction pipeline 601 far away from the negative pressure disc 602 runs, then the negative pressure enters the negative pressure pipeline 603 through the round hole formed on the rotating wheel 506 to generate negative pressure air flow, the rotating wheel 506 is in a fixed state and is internally provided with the circular arc cavity, the rotating wheel 506 can not influence the internal negative pressure of the rotating wheel 506 in the rotating process, meanwhile, each group of negative pressure pipelines 603 is controlled by a separate channel controller, so that the channel controllers at the position of the feeding station a and the position of the waiting station b are all opened, the negative pressure air flow can generate negative pressure suction on the sponge sucker 205 through the negative pressure pipeline 603, and when the position of the welding station c is reached, the channel controller at the position of the driving motor 301 is restarted after the position of the welding station c is reached from the starting state to the closing state, the position of the welding station c is moved to the position of the rotating station d, thereby achieving the purpose of stably providing the adsorption and transportation effect of the lug, and ensuring the accuracy of the lug positioning and not interfering with other movement.
As shown in fig. 2, as a further preferred embodiment of the present invention, the first moving block 304 and the second moving block 305 are connected by two return springs 306.
In practical application, when the driving motor 301 performs reverse reset, the telecentric runner 307 is driven to perform synchronous reset, and at the moment, the first moving block 304 and the second moving block 305 perform reset under the action of elastic potential energy of the reset spring 306, so that the normal and stable reset function of the device is achieved.
As shown in fig. 9, as still another preferred embodiment of the present invention, the linkage drum 504 is engaged with a torsion gear 508 mounted on the main mounting table 101, and the torsion gear 508 is connected with the main mounting table 101 through a torsion spring 507.
In practical application, when the toothed part on the linkage gear 503 drives the linkage rotary drum 504 to rotate, at this time, the torsion gear 508 is driven to rotate due to the meshing action of the linkage rotary drum 504 and the torsion gear 508, the torsion spring 507 is synchronously driven to twist, and when the toothless part on the linkage gear 503 no longer limits the linkage rotary drum 504, the linkage rotary drum 504 is driven to reversely reset through the torsion gear 508 under the action of elastic potential energy of the torsion spring 507, so that the linkage rotary drum 504 is ensured to only drive the arm collecting gear 509 to rotate in a meshing way at the position of the welding station c, and the function of increasing the motion stability of the device is achieved.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (6)
1. An efficient welding device for lithium battery tabs, the device comprising:
a main body frame (1), wherein the main body frame (1) comprises a main mounting table (101) and a secondary mounting table (102) opposite to the main mounting table (101);
An arm retracting mechanism (4), wherein the arm retracting mechanism (4) comprises a mounting plate (401);
The rolling mechanism (2) is arranged on the driving mechanism (3) and drives the rolling pole lugs through the driving mechanism (3), the rolling mechanism (2) comprises rolling rollers (201), the rolling rollers (201) are provided with four and are respectively arranged at two ends of two telescopic rods (202), each telescopic rod (202) is arranged in a fixing rod (204) and is in sliding connection with the fixing rod (204), each telescopic rod (202) is connected with the fixing rod (204) through a telescopic spring (203), two sponge suckers (205) are symmetrically distributed on two sides of each rolling roller (201), and the two sponge suckers (205) are arranged on the mounting plate (401);
The driving mechanism (3) comprises two driving motors (301) arranged on a mounting plate (401), the output end of each driving motor (301) penetrates through the inside of the mounting plate (401) and is provided with a rotating screw rod (302), the surface of the rotating screw rod (302) is provided with a sliding block (303) which is in spiral pair transmission with the rotating screw rod, the sliding block (303) is provided with a first moving block (304) and a second moving block (305) which are respectively and fixedly connected with two fixing rods (204), the first moving block (304) and the second moving block (305) are in sliding connection with the surface of the sliding block (303), the inside of the sliding block (303) is penetrated with a telecentric rotating wheel (307) which is in contact with the first moving block (304) and the second moving block (305), the telecentric rotating wheel (307) is in rotating connection with the sliding block (303), the inside of the telecentric rotating wheel (307) is provided with a combination groove which is combined with the spiral groove, and the telecentric rotating wheel (307) is matched with a sliding groove (308) arranged on the mounting plate (401).
2. The efficient welding device for the lithium battery tab according to claim 1, wherein the arm collecting mechanism (4) further comprises a rotating rod (402) arranged on the mounting plate (401), the rotating rod (402) is mounted on the rotating connecting rod (403) and is rotationally connected with the rotating connecting rod (403), and one end, far away from the rotating rod (402), of the rotating connecting rod (403) is mounted on a main mounting block (404) driven to rotate by the power mechanism (5).
3. The efficient welding device for the lithium battery tab according to claim 2, wherein the power mechanism (5) comprises a power motor (501) installed on the main installation table (101), an output end of the power motor (501) penetrates through the inside of the main installation table (101), a main shaft gear (502) is installed at an output end of the power motor (501), a linkage gear (503) with the same diameter is coaxially installed on a surface of the main shaft gear (502), incomplete teeth staggered with the linkage gear (503) are arranged on the main shaft gear (502), the main shaft gear (502) is meshed with a driving rotating shaft (505) installed on the main installation table (101), a rotating wheel (506) is coaxially installed on a surface of the driving rotating shaft (505), a follow-up rotating wheel (511) connected with the auxiliary installation table (102) in a rotating mode is coaxially installed on the other surface of the rotating wheel (506), the linkage gear (503) is meshed with a linkage gear (504) installed on the main installation table (101), incomplete teeth are arranged on the rotating drum (504), the linkage gear (504) is synchronously meshed with the rotating drum (509) and the rotating shaft (402) is connected with the rotating shaft (402) through a connecting rod (509).
4. The efficient welding device for the lithium battery tab according to claim 3, further comprising a negative pressure mechanism (6), wherein the negative pressure mechanism (6) comprises an air suction pipe (601) penetrating through the inside of the auxiliary mounting table (102), a negative pressure disc (602) rotationally connected with the rotating wheel (506) is mounted at one end of the air suction pipe (601), an inner channel of the air suction pipe (601) is communicated with the negative pressure pipe (603) through an inner cavity of the rotating wheel (506), and the negative pressure pipe (603) penetrates through the main mounting block (404), the rotating connecting rod (403), the rotating rod (402) and the mounting plate (401) to reach the position of the sponge sucker (205) to generate negative pressure.
5. The efficient welding device for the tab of the lithium battery according to claim 1, wherein the first moving block (304) and the second moving block (305) are connected by two return springs (306).
6. A high-efficiency welding apparatus for lithium battery tabs according to claim 3, wherein the linkage drum (504) is meshed with a torsion gear (508) mounted on the main mounting table (101), and the torsion gear (508) is connected with the main mounting table (101) through a torsion spring (507).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410298360.8A CN117884765B (en) | 2024-03-15 | 2024-03-15 | High-efficient welding set of lithium cell utmost point ear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410298360.8A CN117884765B (en) | 2024-03-15 | 2024-03-15 | High-efficient welding set of lithium cell utmost point ear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
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| CN117884765B true CN117884765B (en) | 2024-05-24 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN215143522U (en) * | 2021-02-08 | 2021-12-14 | 广东利元亨智能装备股份有限公司 | Utmost point ear shaping device |
| CN114725523A (en) * | 2022-04-14 | 2022-07-08 | 安徽新动新能源科技有限公司 | Automatic piece air blowing system that send of lithium cell production |
| CN217831318U (en) * | 2022-05-13 | 2022-11-18 | 深圳市新威尔电子有限公司 | Soft packet of lithium cell utmost point ear roll-in plastic mechanism |
| CN218555195U (en) * | 2022-08-05 | 2023-03-03 | 东莞市中天自动化科技有限公司 | Battery core tab shaping mechanism |
| CN218849569U (en) * | 2022-12-05 | 2023-04-11 | 合肥国轩高科动力能源有限公司 | U-shaped rubberizing device for lithium battery electrode slice |
| CN117525536A (en) * | 2024-01-08 | 2024-02-06 | 河南易成阳光新能源有限公司 | Rubbing device and rubbing method for full-tab battery |
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2024
- 2024-03-15 CN CN202410298360.8A patent/CN117884765B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN215143522U (en) * | 2021-02-08 | 2021-12-14 | 广东利元亨智能装备股份有限公司 | Utmost point ear shaping device |
| CN114725523A (en) * | 2022-04-14 | 2022-07-08 | 安徽新动新能源科技有限公司 | Automatic piece air blowing system that send of lithium cell production |
| CN217831318U (en) * | 2022-05-13 | 2022-11-18 | 深圳市新威尔电子有限公司 | Soft packet of lithium cell utmost point ear roll-in plastic mechanism |
| CN218555195U (en) * | 2022-08-05 | 2023-03-03 | 东莞市中天自动化科技有限公司 | Battery core tab shaping mechanism |
| CN218849569U (en) * | 2022-12-05 | 2023-04-11 | 合肥国轩高科动力能源有限公司 | U-shaped rubberizing device for lithium battery electrode slice |
| CN117525536A (en) * | 2024-01-08 | 2024-02-06 | 河南易成阳光新能源有限公司 | Rubbing device and rubbing method for full-tab battery |
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| CN117884765A (en) | 2024-04-16 |
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