CN117340464B - Automatic welding device for dry-method battery lugs - Google Patents
Automatic welding device for dry-method battery lugs Download PDFInfo
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- CN117340464B CN117340464B CN202311408947.1A CN202311408947A CN117340464B CN 117340464 B CN117340464 B CN 117340464B CN 202311408947 A CN202311408947 A CN 202311408947A CN 117340464 B CN117340464 B CN 117340464B
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- 238000003466 welding Methods 0.000 title claims abstract description 136
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 26
- 239000012634 fragment Substances 0.000 claims description 9
- 230000008569 process Effects 0.000 abstract description 9
- 238000001125 extrusion Methods 0.000 description 4
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention relates to the field of battery tab welding, in particular to an automatic dry-method battery tab welding device which comprises a conveying unit, wherein the conveying unit is used for conveying a battery plate to be processed, one side of the conveying unit is provided with a rotating unit, and the rotating unit is used for transferring tabs to be welded on the battery plate; a welding unit is arranged between the rotating unit and the transmission unit and is used for welding the lugs on the surfaces of the positive and negative plates of the battery plate; a positioning component is arranged below the welding unit; by designing an automatic welding device capable of positioning and welding battery lugs; in the welding process, positive and negative pole pieces and lugs of the battery plate can be held by the positioning assembly, welding accuracy is guaranteed, and meanwhile, positioning constraint is carried out on the battery plate placed on the conveying unit by the aid of the auxiliary assembly, so that accuracy of the position of the battery plate is further improved, and welding accuracy is improved.
Description
Technical Field
The invention relates to the field of battery tab welding, in particular to an automatic welding device for a dry battery tab.
Background
The dry battery is used as one of the batteries, and one end of a finished product of the dry battery is provided with a positive plate and a negative plate which are used for connecting external electric equipment or electric appliances; in order to avoid damage to the positive and negative electrode plates of the battery, electrode lugs are generally electrically connected to the positive and negative electrode plates, and then external electric equipment or electric appliances are connected through the electrode lugs; the positive and negative plates and the lugs are generally overlapped in a plurality of electric connection modes, and then are folded and pressed together; the positive and negative plates and the lugs are clamped by the plate body in an extrusion lamination mode, and the plate body is clamped by external force to extrude and stabilize the positive and negative plates and the lugs; in the welding mode, the electrode lugs are welded on the positive and negative electrode plates through a spot welder, and the electric conduction is realized through a plurality of welding points;
The most used welding mode at present is firm in connection, even if the positive and negative plates or the lugs are torn, the welding points can still be firm and not separated, the efficiency is high, and the welding points can be fixed together at the moment of spot welding; however, the welding method has the disadvantage that when the positive and negative electrode plates are welded with the electrode lugs, the electrode lugs are light in weight and easy to deviate, the welding is carried out on the positive and negative electrode plates in an unstable state, the problem of welding deflection easily occurs, and if the welding is carried out again, the electrode lugs with the welding deflection are required to be detached, so that the trouble and the increase of the cost are caused.
Therefore, a dry method battery tab automatic welding device is proposed to solve the above problems.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention discloses an automatic welding device for dry-method battery lugs, which comprises a conveying unit, wherein the conveying unit is used for conveying a battery plate to be processed, one side of the conveying unit is provided with a rotating unit, and the rotating unit is used for transferring lugs to be welded on the battery plate; a welding unit is arranged between the rotating unit and the transmission unit and is used for welding the lugs on the surfaces of the positive and negative plates of the battery plate; a positioning component is arranged below the welding unit and is used for supporting the positive and negative electrode plates of the battery plate; the transfer unit is also provided with an auxiliary assembly, and the auxiliary assembly is used for positioning the battery plate.
Preferably, the conveying unit comprises a conveying belt, a plurality of L-shaped limiting plates are arranged on the conveying belt, the rear ends of the battery plates are arranged at the inner right angle positions of the limiting plates at right angles, and positive and negative pole pieces of the battery plates point to the rotating unit;
The rotating unit comprises a disc body capable of rotating, a plurality of bases are uniformly arranged at the edge of the upper surface of the disc body, two platforms are arranged on each base, a magnetic plate is arranged in each platform, the pole lugs can be adsorbed in the platform through the magnetic plates, and the end parts of the pole lugs extend out of the platforms.
Preferably, two adjacent platforms are arranged in a step mode, two lugs are respectively placed in the platforms, and right-angle parts of the two lugs are propped against the inner corner positions of the platforms.
Preferably, the welding unit comprises two first cylinders which are arranged side by side, the output ends of the two first cylinders are fixedly connected with pressing plates, the lower surfaces of the pressing plates are symmetrically and fixedly connected with two pressing blocks, and the lower surfaces of the pressing blocks are fixedly connected with a plurality of spot welding needles;
the positioning assembly comprises a second air cylinder, the output end of the second air cylinder is fixedly connected with a supporting block, and the upper surface of the supporting block can support the positive and negative pole pieces of the battery plate.
Preferably, the auxiliary assembly comprises a plurality of electric push rods arranged on the tray body; the tray body is provided with a plurality of rectangular openings, each rectangular opening corresponds to the base one by one, an electric push rod is fixedly connected in each rectangular opening, and the output end of the electric push rod points to the base; the utility model discloses a battery pack, including base, push rod, arc face, limiting hole is seted up to base one side, is equipped with the push rod in the limiting hole, and the one end rigid coupling of push rod has the output of electric push rod, and the body of rod one side of push rod is equipped with the arcwall face, and the arcwall face can extrude on the lateral wall of panel.
Preferably, the upper surface of one side of the base is provided with a wavy elastic sheet, the elastic sheet is provided with two concave parts, each concave part is respectively positioned in two platforms, and the concave parts can press the lugs on the platforms.
Preferably, the positioning assembly further comprises a guide plate, one side of the guide plate is provided with a slope, and the slope is provided with a sliding groove; the support block is provided with an inclined plane matched with the slope, the inclined plane is provided with a guide block, the guide block is close to the lower end face of the support block, the guide block is slidably connected in the chute, the axis of the output end of the second air cylinder is parallel to the slope, and the output end of the second air cylinder is fixedly connected to the guide block.
Preferably, sliding holes are formed in two sides of the lower surface of each pressing block, sliding rods connected through pressure springs are arranged in the sliding holes, a pushing plate is fixedly connected to the lower ends of the sliding rods, and the pushing plate can press the lugs on the supporting blocks.
Preferably, the concave surface of each elastic sheet is provided with a rotary groove, the inside of the rotary groove is rotationally connected with a roller body, and the roller body is extruded on the surface of the tab.
Preferably, a chamfer is arranged between two adjacent platforms.
The invention has the advantages that:
1. By designing an automatic welding device capable of positioning and welding battery lugs; in the welding process, positive and negative pole pieces and lugs of the battery plate can be held by the positioning assembly, welding accuracy is guaranteed, and meanwhile, positioning constraint is carried out on the battery plate placed on the conveying unit by the aid of the auxiliary assembly, so that accuracy of the position of the battery plate is further improved, and welding accuracy is improved.
2. According to the invention, through the cooperation between the support block and the guide plate, the second cylinder pushes the support block to move upwards in an inclined way, the upper edge of the inclined plane of the support block extrudes the end part of the battery plate, the battery plate is extruded towards the rear side direction of the limiting plate, the battery plate is extruded and stabilized, and the battery plate is extruded and stabilized in the limiting plate together with the push rod.
Drawings
FIG. 1 is a perspective view of an automatic dry process battery tab welding device of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a perspective view showing the cooperation of the transfer unit and the welding unit in the present invention;
FIG. 4 is a partial enlarged view at B in FIG. 3;
FIG. 5 is a perspective view showing the cooperation of the transfer unit and the transfer unit according to the present invention;
FIG. 6 is a perspective view of the electrical putter in combination with the base of the present invention;
FIG. 7 is a schematic view of a welding unit according to the present invention;
FIG. 8 is a top view of the transfer unit and the transfer unit of the present invention;
FIG. 9 is an enlarged view of a portion of FIG. 8 at C;
FIG. 10 is a perspective view of a welding unit according to the present invention;
FIG. 11 is a perspective view of welding a positive plate and a negative plate with a tab of a battery plate according to the present invention;
fig. 12 is a perspective view of a spring plate according to the present invention.
In the figure: 1. a battery panel; 2. a conveyor belt; 3. a limiting plate; 4. a tray body; 5. a base; 6. a platform; 7. a tab; 8. a first air cylinder; 9. briquetting; 10. a spot welding needle; 11. an electric push rod; 12. a limiting hole; 13. a push rod; 14. an arc surface; 15. a spring plate; 16. a concave portion; 17. a guide plate; 18. a chute; 19. a second cylinder; 20. a support block; 21. a guide block; 22. a slide bar; 23. a push plate; 24. a roller body; 25. chamfering.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Referring to fig. 1-12, an automatic welding device for dry battery tabs comprises a conveying unit, wherein the conveying unit is used for conveying a battery plate 1 to be processed, one side of the conveying unit is provided with a rotating unit, and the rotating unit is used for transferring tabs 7 to be welded on the battery plate 1; a welding unit is arranged between the rotating unit and the transmission unit and is used for welding the lug 7 on the surfaces of the positive and negative plates of the battery plate 1; a positioning component is arranged below the welding unit and is used for supporting the positive and negative plates of the battery plate 1; the transfer unit is also provided with an auxiliary component which is used for positioning the battery plate 1;
In the embodiment, an automatic welding device capable of positioning and welding the battery lugs 7 is designed; the battery panel 1 is placed on a transfer unit that transfers the battery panel 1 to a welding unit position; the lug 7 is placed on the rotating unit, the pole piece is transferred to the welding unit by the transferring unit, then the lug 7 is welded on the positive pole piece and the negative pole piece of the battery plate 1 by the welding unit, and in the welding process, the positive pole piece and the negative pole piece of the battery plate 1 and the lug 7 can be held by the positioning assembly, so that the welding accuracy is ensured, and meanwhile, the positioning constraint is carried out on the battery plate 1 placed on the conveying unit by the aid of the setting of the auxiliary assembly, the accuracy of the position of the battery plate 1 is further improved, and the welding accuracy is improved.
Referring to fig. 1, 3, 5, 6 and 11, the conveying unit comprises a conveying belt 2, a plurality of L-shaped limiting plates 3 are arranged on the conveying belt 2, the rear ends of the battery plates 1 are arranged at right angles in the inner right angle positions of the limiting plates 3, and the positive and negative pole pieces of the battery plates 1 point to the rotating unit;
the rotating unit comprises a rotatable disc body 4, the disc body 4 is also driven by a servo motor, a plurality of bases 5 are uniformly arranged at the edge position of the upper surface of the disc body 4, two platforms 6 are arranged on each base 5, a magnetic plate is arranged in each platform 6, a pole lug 7 can be adsorbed in the platform 6 through the magnetic plate, and the end part of the pole lug 7 extends out of the platform 6; the conveying belt 2 is driven by an external servo motor, the conveying belt 2 intermittently drives the battery plate 1, the battery plate 1 is placed on the conveying belt 2, the right-angle position of the rear end of the battery plate 1 is embedded into the inner corner position of the limiting plate 3, the position of the battery plate 1 is determined, and then the conveying belt 2 conveys the battery plate 1 to the position of the welding unit; meanwhile, the lug 7 is placed on the platform 6, the pole piece is adsorbed on the platform 6 through the magnetic plate, the right-angle part of the lug 7 is propped against the corner position in the platform 6, the position determination of the lug 7 is realized, the positioning constraint of the position of the battery plate 1 and the position of the lug 7 is facilitated, and the accuracy of the welding position is improved.
Referring to fig. 1, 3, 5, 6 and 11, two adjacent platforms 6 are arranged in a step-like manner, two lugs 7 are respectively placed in the platforms 6, and right-angle parts of the two lugs 7 are propped against the inner corner positions of the platforms 6; two platforms 6 cascaded settings firstly make things convenient for the pole lug 7 to place in proper order for all can place pole lug 7 fast on every base 5, secondly after the welding is finished, conveyer belt 2 drives panel 1 and removes to keep away from the welding unit, the pole piece of battery can not push up on the side of platform 6, guarantees that panel 1 keeps away from the welding unit smoothly.
Referring to fig. 4, 7, 10 and 11, the welding unit comprises two first-number cylinders 8 arranged side by side, the output ends of the two first-number cylinders 8 are fixedly connected with pressing plates, the lower surfaces of the pressing plates are symmetrically fixedly connected with two pressing blocks 9, and the lower surfaces of the pressing blocks 9 are fixedly connected with a plurality of spot welding needles 10;
The positioning assembly comprises a second air cylinder 19, a supporting block 20 is fixedly connected to the output end of the second air cylinder 19, and the upper surface of the supporting block 20 can support positive and negative plates of the battery plate 1; when the conveying belt 2 conveys the battery plate 1 to the welding unit position, positive and negative pole pieces of the battery plate 1 are aligned with the pressing blocks 9 one by one, meanwhile, the tray body 4 drives the pole lugs 7 to move to the welding unit position, the two pole lugs 7 are respectively positioned below the two pressing blocks 9 and above the positive and negative pole pieces of the battery plate 1, then the second air cylinder 19 is driven, the second air cylinder 19 is jacked up to the supporting block 20, the upper end face of the supporting block 20 is attached to the lower surface of the positive and negative pole pieces of the battery plate 1, then the first air cylinder 8 is driven, the first air cylinder 8 drives the pressing blocks 9 and drives the spot welding needle 10 to press down on the pole lugs 7, the spot welding needle 10 welds the pole lugs 7 on the positive and negative pole pieces of the battery, the working principle of the welding machine is the same as that of a spot welder, after welding is finished, the first cylinder 8 drives the spot welding needle 10 to move upwards for resetting, the second cylinder 19 drives the supporting block 20 to move downwards for resetting, then the conveyor belt 2 drives the welded battery plate 1 to be far away from a welding unit, and the disc body 4 rotates, so that the next base 5 rotates to the position of the welding unit, and the like, and the above actions are repeated in sequence, so that the welding of the positive and negative pole pieces of the battery plate 1 and the pole lugs 7 can be carried out in a running mode, the efficiency is high, and meanwhile, the accurate alignment of the pole lugs 7 and the positive and negative pole pieces of the battery plate 1 can be ensured, and the welding quality is ensured.
Referring to fig. 5, 6,8,9 and 11, the auxiliary assembly includes a plurality of electric pushers 11 provided on the tray body 4; the tray body 4 is provided with a plurality of rectangular openings, each rectangular opening corresponds to the base 5 one by one, an electric push rod 11 is fixedly connected in each rectangular opening, and the output end of the electric push rod 11 points to the base 5; a limiting hole 12 is formed in one side of the base 5, a push rod 13 is arranged in the limiting hole 12, one end of the push rod 13 is fixedly connected with the output end of the electric push rod 11, one side of a rod body of the push rod 13 is provided with an arc-shaped surface 14, and the arc-shaped surface 14 can be extruded on the side wall of the battery plate 1; through setting up electric putter 11, when the basic block rotates to the relative position with the welding unit at every turn, at first drive electric putter 11, electric putter 11 promotes push rod 13, and the tip of push rod 13 extends to one side of panel 1, and the attached extrusion of arcwall face 14 of push rod 13 is on panel 1 lateral wall, extrudees panel 1 to limiting plate 3 direction, carries out further location with panel 1 to stabilize panel 1 extrusion, later carries out No. two cylinder 19 and No. 8 execution in proper order.
Referring to fig. 6, 9 and 12, a wavy spring 15 is provided on the upper surface of one side of the base 5, two concave portions 16 are provided on the spring 15, each concave portion 16 is located in two platforms 6, and the concave portions 16 can press the tab 7 on the platform 6; through setting up wavy shell fragment 15, the tip slope of shell fragment 15 perk, lay the lug 7 on platform 6 at the staff in-process, slide into every platform 6 with lug 7 along shell fragment 15 lower surface, and promote lug 7 in place, the shell fragment 15 presses lug 7 on platform 6 this moment, namely, the concave part 16 lower surface extrusion of shell fragment 15 presses lug 7, improve the stability of lug 7 on platform 6, when later stage disk body 4 rotates, also can rotate fast, and not get rid of the lug 7 off platform 6, disk body 4 rotational speed improves, just corresponding improvement whole welding process efficiency.
Referring to fig. 4 and 7, the positioning assembly further includes a guide plate 17, one side of the guide plate 17 is provided with a slope, and the slope is provided with a chute 18; the support block 20 is provided with an inclined plane matched with the inclined plane, the inclined plane is provided with a guide block 21, the guide block 21 is close to the lower end surface of the support block 20, the guide block 21 is slidably connected in the chute 18, the axis of the output end of the second air cylinder 19 is arranged in parallel with the inclined plane, and the output end of the second air cylinder 19 is fixedly connected on the guide block 21; the second air cylinder 19 pushes the supporting block 20 to move upwards in an inclined mode, the upper edge of the inclined surface of the supporting block 20 presses the end portion of the battery plate 1, the battery plate 1 is pressed towards the rear side direction of the limiting plate 3, the battery plate 1 is pressed and stabilized, and the battery plate 1 is pressed and stabilized in the limiting plate 3 together with the push rod 13.
Referring to fig. 10, two sides of the lower surface of each pressing block 9 are provided with sliding holes, sliding rods 22 connected by pressure springs are arranged in the sliding holes, a push plate 23 is fixed at the lower end of each sliding rod 22, and the push plate 23 can press the lug 7 on the supporting block 20; the first cylinder 8 drives the pressing block 9 to move downwards, the push plate 23 firstly contacts the lug 7 and presses the lug 7 on the positive and negative pole pieces of the battery plate 1, then the first cylinder 8 continues to press the lug 9 downwards, at the moment, under the lifting force of the supporting block 20, the sliding rod 22 is extruded to the depth of the sliding hole, then the lower end of the spot welding needle 10 contacts the lug 7 and welds the lug 7 on the positive and negative pole pieces of the battery plate 1, after the welding is finished, the first cylinder 8 moves upwards, in the process, the end part of the spot welding needle 10 possibly adheres to the welding point, the set push plate 23 can avoid the problem, the push rod 13 still presses the lug 7, after the spot welding needle 10 breaks away from the lug 7, the push plate 23 breaks away from the lug 7 so as to avoid the spot welding needle 10 adhering to the lug 7, the lug 7 is moved upwards, the lug 7 is broken, and when the spot welding needle 10 is serious, the lug 7 is pulled and torn.
Referring to fig. 12, a rotary groove is formed on the surface of the concave portion 16 of each elastic sheet 15, a roller body 24 is rotatably connected in the rotary groove, and the roller body 24 is extruded on the surface of the tab 7; through set up rotatable roll body 24 in concave part 16 position, reduce the frictional force between utmost point ear 7 and the shell fragment 15, will be the sliding friction of utmost point ear 7 and shell fragment 15 changes rolling friction into, reduces frictional resistance, makes things convenient for utmost point ear 7 to slide into on the platform 6, also is convenient for utmost point ear 7 to drag simultaneously and break away from by panel 1 from the platform 6.
Referring to fig. 6, a chamfer 25 is provided between two adjacent platforms 6; the arrangement of the chamfer 25 enables the tab 7 to slide from the platform 6 at a low position to the platform 6 at a high position more smoothly.
Working principle: in the embodiment, an automatic welding device capable of positioning and welding the battery lugs 7 is designed; the battery panel 1 is placed on a transfer unit that transfers the battery panel 1 to a welding unit position; the electrode lugs 7 are placed on the rotating unit, the transferring unit transfers the electrode plates to the position of the welding unit, then the welding unit welds the electrode lugs 7 on the positive and negative electrode plates of the battery plate 1, and in the welding process, the positive and negative electrode plates of the battery plate 1 and the electrode lugs 7 can be held by the positioning component, so that the welding accuracy is ensured, meanwhile, the positioning constraint is carried out on the battery plate 1 placed on the conveying unit by the aid of the arrangement of the auxiliary component, the accuracy of the position of the battery plate 1 is further improved, and the welding accuracy is improved;
The conveying belt 2 is driven by an external servo motor, the conveying belt 2 intermittently drives the battery plate 1, the battery plate 1 is placed on the conveying belt 2, the right-angle position of the rear end of the battery plate 1 is embedded into the inner corner position of the limiting plate 3, the position of the battery plate 1 is determined, and then the conveying belt 2 conveys the battery plate 1 to the position of the welding unit; meanwhile, the lug 7 is placed on the platform 6, the pole piece is adsorbed on the platform 6 through the magnetic plate, the right-angle part of the lug 7 is propped against the inner corner position of the platform 6, the position determination of the lug 7 is realized, the positioning constraint of the position of the battery plate 1 and the position of the lug 7 is realized, and the accuracy of the welding position is improved;
the two platforms 6 are arranged in a step mode, firstly, the electrode lugs 7 can be placed on each base 5 conveniently, and secondly, after welding is finished, the battery plate 1 is driven by the conveyor belt 2 to move and away from the welding unit, pole pieces of the battery cannot be propped against the side edges of the platforms 6, and smooth separation of the battery plate 1 from the welding unit is guaranteed;
when the conveying belt 2 conveys the battery plate 1 to the welding unit position, the positive and negative pole pieces of the battery plate 1 are aligned with the pressing blocks 9 one by one respectively, meanwhile, the tray body 4 drives the pole lugs 7 to move to the welding unit position, the two pole lugs 7 are respectively positioned below the two pressing blocks 9 and above the positive and negative pole pieces of the battery plate 1, then the second air cylinder 19 is driven, the second air cylinder 19 is jacked up to the supporting block 20, the upper end face of the supporting block 20 is attached to the lower surface of the positive and negative pole pieces of the battery plate 1, then the first air cylinder 8 is driven, the first air cylinder 8 drives the pressing blocks 9 and drives the spot welding needle 10 to press down on the pole lugs 7, the spot welding needle 10 welds the pole lugs 7 on the positive and negative pole pieces of the battery, the working principle of the welding machine is the same as that of a spot welder, after welding is finished, a first cylinder 8 drives a spot welding needle 10 to move upwards for resetting, a second cylinder 19 drives a supporting block 20 to move downwards for resetting, then a conveyor belt 2 drives a welded battery plate 1 to be far away from a welding unit, a disc body 4 rotates, a next base 5 rotates to the position of the welding unit, and the like, and the above actions are repeated in sequence, so that the welding of the positive and negative pole pieces of the battery plate 1 and the pole lugs 7 can be carried out in a running mode, the efficiency is high, and meanwhile, the accurate alignment of the pole lugs 7 and the positive and negative pole pieces of the battery plate 1 can be ensured, and the welding quality is ensured;
By arranging the electric push rod 11, when the base block rotates to the position opposite to the welding unit each time, the electric push rod 11 is driven firstly, the electric push rod 11 pushes the push rod 13, the end part of the push rod 13 extends to one side of the battery plate 1, the arc-shaped surface 14 of the push rod 13 is attached and extruded on one side wall of the battery plate 1, the battery plate 1 is extruded towards the limiting plate 3, the battery plate 1 is further positioned, the battery plate 1 is extruded and stabilized, and then the second cylinder 19 and the first cylinder 8 are sequentially executed;
By arranging the wavy spring plates 15, the end parts of the spring plates 15 tilt upwards, in the process that staff places the lugs 7 on the platforms 6, the lugs 7 slide onto each platform 6 along the lower surfaces of the spring plates 15 and push the lugs 7 into place, at the moment, the lugs 7 are pressed on the platforms 6 by the spring plates 15, namely, the lower surfaces of the concave parts 16 of the spring plates 15 press the lugs 7, so that the stability of the lugs 7 on the platforms 6 is improved, when the later-stage tray 4 rotates, the lugs 7 can also rotate quickly and are not thrown away from the platforms 6, the rotating speed of the tray 4 is improved, and the overall welding process efficiency is correspondingly improved;
The second air cylinder 19 pushes the supporting block 20 to move upwards in an inclined way, the upper edge of the inclined plane of the supporting block 20 presses the end part of the battery plate 1, the battery plate 1 is pressed towards the rear side direction of the limiting plate 3, the battery plate 1 is pressed and stabilized, and the battery plate 1 is pressed and stabilized in the limiting plate 3 together with the push rod 13;
The first cylinder 8 drives the pressing block 9 to move downwards, the push plate 23 firstly contacts the lug 7 and presses the lug 7 on the positive and negative pole pieces of the battery plate 1, then the first cylinder 8 continues to press the lug 9 downwards, at the moment, under the lifting force of the supporting block 20, the sliding rod 22 is extruded to the depth of the sliding hole, then the lower end of the spot welding needle 10 contacts the lug 7 and welds the lug 7 on the positive and negative pole pieces of the battery plate 1, after the welding is finished, the first cylinder 8 moves upwards, in the process, the end part of the spot welding needle 10 possibly adheres to the welding point, the arranged push plate 23 can avoid the problem, the push rod 13 still presses the lug 7 downwards, after the spot welding needle 10 is separated from the lug 7, the push plate 23 is separated from the lug 7 so as to avoid the spot welding needle 10 adhering to the lug 7, and the lug 7 is upwards moved to lead the lug 7 to be bent, and when the spot welding needle 10 is serious, the lug 7 is pulled and torn;
The rotatable roller 24 is arranged at the position of the concave part 16, so that the friction force between the tab 7 and the elastic sheet 15 is reduced, namely the sliding friction between the tab 7 and the elastic sheet 15 is converted into rolling friction, the friction resistance is reduced, the tab 7 is conveniently slid onto the platform 6, and meanwhile, the tab 7 is conveniently dragged and separated from the platform 6 by the battery plate 1; the arrangement of the chamfer 25 enables the tab 7 to slide from the platform 6 at a low position to the platform 6 at a high position more smoothly.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A dry method battery tab automatic welding device is characterized in that: the solar cell panel welding device comprises a conveying unit, wherein the conveying unit is used for conveying a cell panel (1) to be processed, one side of the conveying unit is provided with a rotating unit, and the rotating unit is used for conveying lugs (7) to be welded on the cell panel (1); a welding unit is arranged between the rotating unit and the transmission unit and is used for welding the lug (7) on the surfaces of the positive and negative plates of the battery plate (1); a positioning component is arranged below the welding unit and is used for supporting the positive and negative pole pieces of the battery plate (1); the rotating unit is also provided with an auxiliary component which is used for positioning the battery plate (1);
the conveying unit comprises a conveying belt (2), a plurality of L-shaped limiting plates (3) are arranged on the conveying belt (2), the rear end of the battery plate (1) is arranged at the inner right angle position of the limiting plates (3) in a right angle manner, and positive and negative pole pieces of the battery plate (1) point to the rotating unit;
the rotating unit comprises a rotatable tray body (4), a plurality of bases (5) are uniformly arranged at the edge of the upper surface of the tray body (4), two platforms (6) are arranged on each base (5), a magnetic plate is arranged in each platform (6), lugs (7) can be adsorbed in the platforms (6) through the magnetic plates, and the ends of the lugs (7) extend out of the platforms (6);
Two adjacent platforms (6) are arranged in a step mode, two lugs (7) are respectively placed in the platforms (6), and right-angle parts of the two lugs (7) are propped against the inner corner positions of the platforms (6);
The welding unit comprises two first-size air cylinders (8) which are arranged side by side, the output ends of the two first-size air cylinders (8) are fixedly connected with pressing plates, the lower surfaces of the pressing plates are symmetrically and fixedly connected with two pressing blocks (9), and the lower surfaces of the pressing blocks (9) are fixedly connected with a plurality of spot welding needles (10);
the positioning assembly comprises a second air cylinder (19), a supporting block (20) is fixedly connected to the output end of the second air cylinder (19), and the upper surface of the supporting block (20) can support positive and negative pole pieces of the battery plate (1);
when the conveying belt (2) conveys the battery plate (1) to the welding unit position, positive and negative pole pieces of the battery plate (1) are aligned with the pressing blocks (9) one by one, the tray body (4) drives the pole lugs (7) to rotate to the welding unit position, the two pole lugs (7) are respectively positioned below the two pressing blocks (9) and above the positive and negative pole pieces of the battery plate (1), the second air cylinder (19) is driven, the jacking block (20) on the second air cylinder (19) is supported, the upper end face of the supporting block (20) is attached to the lower surface of the positive and negative pole pieces of the battery plate (1), the first air cylinder (8) is driven, the first cylinder (8) drives the pressing block (9) and drives the spot welding needle (10) to press down on the lug (7), the spot welding needle (10) welds the lug (7) on the positive and negative electrode plates of the battery, the working principle is the same as that of a spot welder, after the welding is finished, the first cylinder (8) drives the spot welding needle (10) to move upwards for resetting, the second cylinder (19) drives the supporting block (20) to move downwards for resetting, then the conveyor belt (2) drives the welded battery plate (1) to be far away from the welding unit, the disc body (4) rotates, the next base (5) rotates to the position of the welding unit, and the like, the actions are repeated in sequence, welding the positive and negative plates and the lugs (7) of the battery plate (1) in a running mode;
The auxiliary assembly comprises a plurality of electric push rods (11) arranged on the tray body (4); a plurality of rectangular openings are formed in the tray body (4), each rectangular opening corresponds to the base (5) one by one, an electric push rod (11) is fixedly connected in each rectangular opening, and the output end of the electric push rod (11) points to the base (5); limiting holes (12) are formed in one side of the base (5), push rods (13) are arranged in the limiting holes (12), one ends of the push rods (13) are fixedly connected to the output ends of the electric push rods (11), arc-shaped surfaces (14) are arranged on one sides of rod bodies of the push rods (13), and the arc-shaped surfaces (14) can be extruded on the side walls of the battery plates (1).
2. The automatic welding device for dry battery tabs according to claim 1, wherein: the upper surface of one side of base (5) is equipped with wavy shell fragment (15), is equipped with two concave parts (16) on shell fragment (15), and every concave part (16) are located two platforms (6) respectively, and concave part (16) can press utmost point ear (7) on platform (6).
3. The automatic welding device for dry battery tabs according to claim 1, wherein: the positioning assembly further comprises a guide plate (17), one side of the guide plate (17) is provided with a slope, and the slope is provided with a sliding groove (18); the support block (20) is provided with an inclined plane matched with the inclined plane, the inclined plane is provided with a guide block (21), the guide block (21) is close to the lower end face of the support block (20), the guide block (21) is slidably connected in the sliding groove (18), the axis of the output end of the second air cylinder (19) is parallel to the inclined plane, and the output end of the second air cylinder (19) is fixedly connected to the guide block (21).
4. The automatic welding device for dry battery tabs according to claim 1, wherein: slide holes are formed in two sides of the lower surface of each pressing block (9), a slide rod (22) connected through a pressure spring is arranged in each slide hole, a push plate (23) is fixedly connected to the lower end of each slide rod (22), and the push plates (23) can press the lugs (7) on the supporting blocks (20).
5. The automatic welding device for dry battery tabs according to claim 2, characterized in that: the surface of the concave part (16) of each elastic sheet (15) is provided with a rotary groove, a roller body (24) is rotationally connected in the rotary groove, and the roller body (24) is extruded on the surface of the lug (7).
6. The automatic welding device for dry battery tabs according to claim 2, characterized in that: a chamfer (25) is arranged between two adjacent platforms (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311408947.1A CN117340464B (en) | 2023-10-26 | 2023-10-26 | Automatic welding device for dry-method battery lugs |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311408947.1A CN117340464B (en) | 2023-10-26 | 2023-10-26 | Automatic welding device for dry-method battery lugs |
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| CN117340464A CN117340464A (en) | 2024-01-05 |
| CN117340464B true CN117340464B (en) | 2024-05-24 |
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| CN202311408947.1A Active CN117340464B (en) | 2023-10-26 | 2023-10-26 | Automatic welding device for dry-method battery lugs |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101450210B1 (en) * | 2013-10-08 | 2014-10-13 | 주식회사 경신 | Apparatus for flux-dipping |
| CN106914694A (en) * | 2017-04-19 | 2017-07-04 | 朱剑 | A kind of electrokinetic cell safe cap lug orifice plate ultrasonic wave automatic welding machine |
| CN116475612A (en) * | 2023-05-22 | 2023-07-25 | 江苏锂航新能源科技有限公司 | Lithium battery production tab cover plate welding equipment |
| CN116493727A (en) * | 2023-05-04 | 2023-07-28 | 深圳市普乐新材料有限公司 | Lithium battery tab processing equipment |
-
2023
- 2023-10-26 CN CN202311408947.1A patent/CN117340464B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101450210B1 (en) * | 2013-10-08 | 2014-10-13 | 주식회사 경신 | Apparatus for flux-dipping |
| CN106914694A (en) * | 2017-04-19 | 2017-07-04 | 朱剑 | A kind of electrokinetic cell safe cap lug orifice plate ultrasonic wave automatic welding machine |
| CN116493727A (en) * | 2023-05-04 | 2023-07-28 | 深圳市普乐新材料有限公司 | Lithium battery tab processing equipment |
| CN116475612A (en) * | 2023-05-22 | 2023-07-25 | 江苏锂航新能源科技有限公司 | Lithium battery production tab cover plate welding equipment |
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| CN117340464A (en) | 2024-01-05 |
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