CN210306221U - Ultrasonic battery spot welding device - Google Patents
Ultrasonic battery spot welding device Download PDFInfo
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- CN210306221U CN210306221U CN201920474664.XU CN201920474664U CN210306221U CN 210306221 U CN210306221 U CN 210306221U CN 201920474664 U CN201920474664 U CN 201920474664U CN 210306221 U CN210306221 U CN 210306221U
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Abstract
The utility model discloses an ultrasonic battery spot welding device, including ultrasonic wave spot welding subassembly, spot welding platform and utmost point ear material loading subassembly, be equipped with on the ultrasonic wave spot welding subassembly and be used for the welded removal bonding tool, the bottom both sides of removing the bonding tool front end are equipped with the cutter, the spot welding platform sets up in removal bonding tool below, utmost point ear material loading subassembly is including material wheel, straining device and pressing from both sides tight feed mechanism, straining device includes the fixing base, sets up switching-over gyro wheel and the removal tensioning piece on the fixing base. The utility model discloses a removal bonding tool that reciprocates cuts and welding process to utmost point ear simultaneously, improves welding efficiency to the material of gravity through utilizing to remove the tensioning piece in to utmost point ear material loading subassembly is tensioned, has realized the effective tensioning of material, has guaranteed the stable material loading process of utmost point ear.
Description
Technical Field
The utility model relates to a utmost point ear welding technology field, especially an ultrasonic battery spot welding device.
Background
When the lamination process is adopted to manufacture the lithium battery, the lamination process comprises a step of welding a tab, and the tab is usually welded on a conductor in an ultrasonic spot welding mode in the tab welding process. However, in the existing tab welding process, the spot welding device used by the tab welding device also has the problems of complex structure, low feeding efficiency and the like, the tension degree of the tab in the conveying process is not enough, and the tab is easy to loosen, so that the welding effect is influenced, and the tab welding device is very inconvenient to use.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an ultrasonic battery spot welding device.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an ultrasonic battery spot welding device, includes ultrasonic spot welding subassembly, spot welding platform and utmost point ear material loading subassembly, be equipped with on the ultrasonic spot welding subassembly and be used for the welded removal bonding tool, the bottom both sides of removing the bonding tool front end are equipped with the cutter, the spot welding platform sets up and is removing the bonding tool below, utmost point ear material loading subassembly includes material wheel, straining device and presss from both sides tight feed mechanism, straining device includes the fixing base, sets up the switching-over gyro wheel on the fixing base and removes tensioning block, be equipped with vertical spout on the fixing base, vertical spout sets up in switching-over gyro wheel below, remove the activity of tensioning block and set up in vertical spout, be equipped with the tensioning gyro wheel that is used for tensioning material on the tensioning block, the material in the material wheel walks around switching-over gyro wheel and tensioning gyro wheel and transports the material to the spot welding platform through pressing from both sides.
In order to further improve the scheme, the clamping feeding mechanism comprises a driving wheel and a clamping piece, the clamping piece comprises an upper clamping wheel, a lower clamping wheel and a first stepping motor for driving the upper clamping wheel and the lower clamping wheel to rotate, and the driving wheel is arranged on the fixed seat and driven by a second stepping motor arranged in the fixed seat.
In a further improvement of the above solution, a photoelectric sensor for detecting the material is arranged between the clamping member and the driving wheel.
For further improvement of the scheme, a first position sensor and a second position sensor are respectively arranged on the upper side and the lower side of the vertical sliding groove, the first position sensor is used for driving the material wheel to rotate, and the second position sensor is used for stopping the material wheel to rotate.
For further improvement of the scheme, a detection piece for detecting the workpiece and a pulse blowing pipe for blowing off scraps of the spot welding table are arranged above the spot welding table.
In a further improvement of the above solution, the detection member is a proximity switch.
In addition, the ultrasonic spot welding assembly comprises an ultrasonic transducer, an amplitude transformer and a cylinder for driving the movable welding head to move up and down.
To the further improvement of above-mentioned scheme, the spot welding platform includes the base and sets up the spot welding piece on the base, the base top is equipped with the fixed slot that is used for the mounting point welding piece, the fixed slot bottom is equipped with the adjustment clearance, be equipped with holding screw in the base, the spot welding piece passes through holding screw to be fixed in the fixed slot.
To the further improvement of above-mentioned scheme, spot welding piece both sides are equipped with spacing, be equipped with on two inside walls of fixed slot with spacing complex spacing groove.
The utility model has the advantages that:
the utility model discloses a removal bonding tool that reciprocates, cutting and welding process to utmost point ear simultaneously improve welding efficiency to through utilizing the gravity of removing the tensioning piece to carry out the tensioning to the material in utmost point ear material loading subassembly, realized the effective tensioning of material, guaranteed the stable material loading process of utmost point ear;
the utility model discloses a work piece is detected through the detection piece, and the ultrasonic spot welding component is driven to operate through the detection piece, thereby realizing the automatic detection and spot welding process of the ultrasonic battery spot welding device;
3 the utility model discloses a piece on the spot welding bench is spouted to the pulse jetting pipe, prevents that the piece from hindering the spot welding process of utmost point ear.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a front view of the present invention;
FIG. 2 is a view showing the structure of the spot welding block separated from the base according to the present invention;
FIG. 3 is a top view of the positional structure of the ultrasonic spot welding assembly and the clamping member of the present invention;
FIG. 4 is a block diagram of the front end of the moving weld head of the present invention;
fig. 5 is a schematic diagram of the clamping of the upper clamping wheel and the lower clamping wheel to the material.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the conception, specific structure and technical effects of the present invention will be described in detail below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor are within the scope of the present invention.
Referring to fig. 1 to 5 together, a preferred embodiment is an ultrasonic battery spot welding device, which comprises an ultrasonic spot welding assembly 1, a spot welding table 2 and a tab feeding assembly, wherein the ultrasonic spot welding assembly 1 comprises an ultrasonic generator, an ultrasonic transducer, an amplitude transformer fixedly connected to one end of the ultrasonic transducer and a movable welding head 15 fixedly connected to the other end of the amplitude transformer, namely, the ultrasonic transducer, the amplitude transformer and the movable welding head 15 are sequentially installed, the ultrasonic generator is electrically connected with the ultrasonic transducer, the ultrasonic generator, the ultrasonic transducer, the amplitude transformer and the movable welding head 15 are arranged in a box body 16, the ultrasonic generator generates high-voltage and high-frequency signals, the ultrasonic transducer converts the signals into mechanical energy and fuses and joints the surface of a workpiece through the welding head, a cylinder 13 for driving the ultrasonic transducer, the amplitude transformer and the movable welding head 15 to move up and down is arranged in the, the ultrasonic transducer, the amplitude transformer and the movable welding head 15 are fixedly connected together through a screw and a nut or a bolt, the ultrasonic transducer is fixedly connected on the cylinder 13 and moves up and down through the cylinder 13, and therefore the movable welding head 15 moves up and down. The box 16, the spot welding table 2 and the lug feeding assembly are all installed on the workbench. Cutters 151 are arranged on two sides of the bottom of the front end of the movable welding head 15, and the cutters 151 are used for cutting off materials and selecting proper tab lengths to weld on a workpiece.
The spot welding table 2 is used for placing a workpiece and is arranged below the movable welding head 15, and the movable welding head 15 moves downwards to weld the workpiece through the spot welding table 2.
The tab feeding assembly comprises a feeding wheel 3, a tensioning mechanism and a clamping feeding mechanism, wherein the feeding wheel 3 is used for providing materials, namely aluminum sheets or nickel sheets for tabs, the tensioning mechanism comprises a fixed seat 4, a reversing roller 5 and a movable tensioning block 6, the reversing roller 5 is arranged on the fixed seat 4, the tensioning mechanism is used for tensioning the materials, a vertical chute 41 is arranged on the fixed seat 4, the vertical chute 41 is arranged below the reversing roller 5, the movable tensioning block 6 is movably arranged in the vertical chute 41, namely, the movable tensioning block 6 can move freely in the vertical chute 41 through the pulley, the movable tensioning block 6 is provided with a tensioning roller 61 for tensioning the materials on the movable tensioning block, and the materials in the material wheel 3 are conveyed to the spot welding table 2 through the clamping feeding mechanism by bypassing the reversing roller 5 and the tensioning roller 61. The material wheel 3 rotates to be connected 4 top sides of fixing base, and 3 rear sides of material wheel are equipped with driving motor, and the material wheel 3 passes through driving motor drive and rotates.
The clamping feeding mechanism is used for clamping materials and conveying the materials to the spot welding table 2 and comprises a driving wheel 9 and a clamping piece, the clamping piece comprises an upper clamping wheel 17, a lower clamping wheel 18 and a first stepping motor for driving the upper clamping wheel 17 and the lower clamping wheel 18 to rotate, and the driving wheel 9 is arranged on the fixed seat 4 and driven by a second stepping motor arranged in the fixed seat 4. The upper clamping wheel 17 and the lower clamping wheel 18 are fixedly arranged on the workbench through supporting side plates 11 on two sides, and the supporting side plates 11 are fixedly connected on the workbench through screws. The stepping motor is also arranged between the supporting side plates 11 and drives the lower clamping wheel 18 to rotate through a belt, the lower clamping wheel 18 drives the upper clamping wheel 17 to rotate through a gear, and the radius of the upper clamping wheel 17 is the same as that of the lower clamping wheel 18, so that the rotating speed of the upper clamping wheel 17 is the same as that of the lower clamping wheel 18. The rotating speed of the first stepping motor is the same as that of the second stepping motor, so that synchronous feeding of the tabs is realized. The upper pinch wheel 17 and the lower pinch wheel 18 can be rollers for clamping, and a groove which is suitable for the width of the material is arranged in the middle of the upper pinch wheel 17.
Further, a photoelectric sensor 10 is arranged between the clamping piece and the driving wheel 9, and the photoelectric sensor 10 is used for detecting whether materials exist and judging whether the materials need to be supplemented.
Further, a first position sensor 7 and a second position sensor 8 are respectively arranged at the upper side and the lower side of the vertical chute 41, the first position sensor 7 is used for driving the material wheel 3 to rotate, the second position sensor 8 is used for stopping the material wheel 3 from rotating, when the movable tensioning block 6 moves to the upper end of the vertical sliding groove 41, the position sensor I7 is triggered, the position sensor I7 transmits an electric signal to the driving motor through a circuit, the driving motor drives the material wheel 3 to rotate, the paying-off process is carried out, the movable tensioning block 6 slides downwards under the action of weight until sliding to the bottom of the vertical sliding groove 41, the position sensor II 8 is triggered, the position sensor sends an electric signal to the driving motor through a circuit, the driving motor stops rotating, the movable tensioning block moves upwards in the feeding process of the material, the stable feeding process of paying-off of the material wheel 3 and clamping of the feeding assembly is realized, and the tensioning force of the material is ensured in the feeding process. In the present embodiment, the first position sensor 7 and the second position sensor 8 are proximity position sensors.
Further, a detection piece 12 for detecting a workpiece and a pulse blowing pipe 14 for blowing off scraps of the spot welding table 2 are further arranged above the spot welding table 2, the detection piece 12 is connected with the ultrasonic spot welding assembly 1 and the cylinder 13 through a controller, the detection piece 12 is a proximity switch, when the workpiece on the spot welding table 2 is detected, the proximity switch is triggered, the proximity switch controls the ultrasonic spot welding assembly 1 and the cylinder 13 to work through the controller, and the welding head 15 is moved to weld the workpiece. The workbench is provided with a gas storage tank which is connected with a pulse blowing pipe 14 through a pulse valve, the pulse pipe can be a gas pipe, and the front end of the pulse pipe is provided with a pulse nozzle for blowing gas.
Further, spot welding platform 2 includes base 21 and the spot welding piece 22 of setting on base 21, and the base 21 top is equipped with the fixed slot 23 that is used for mounting point welding piece 22, and fixed slot 23 bottom is equipped with adjustment clearance 25, is equipped with holding screw 24 in the base 21, and spot welding piece 22 passes through holding screw 24 to be fixed in fixed slot 23. During the tightening process, the fixing screws 24 are adjusted by adjusting the gap 25 such that the fixing grooves 23 are brought closer to each other to clamp the spot-welding blocks 22.
Further, the two sides of the spot welding block 22 are provided with a limiting strip 26, two inner side walls of the fixing groove 23 are provided with a limiting groove 27 matched with the limiting strip 26, and the spot welding block 22 is fixed at a vertical position in the fixing groove 23 through the limiting strip 26 and the limiting groove 27.
During specific implementation, the workpiece is placed on the spot welding table 2, the workpiece position is detected by the detection piece 12, the movable welding head 15 cuts off the material and welds the cut material on the workpiece as a tab, the tab feeding assembly drives the movable tensioning block 6 to gradually move upwards in the vertical sliding groove 41 in the feeding process, the clamping feeding assembly stops feeding until the highest position is reached, the material wheel 3 is rotated to discharge the material, the movable tensioning block 6 slowly descends in the feeding process until the bottom of the vertical sliding groove 41, and the clamping feeding assembly continues feeding.
The above description is only a preferred embodiment of the present invention, but the present invention is not limited to the above embodiments, and the technical effects of the present invention should be all included in the protection scope of the present invention as long as the technical effects are achieved by any of the same or similar means.
Claims (9)
1. The utility model provides an ultrasonic battery spot welding device, its characterized in that, includes ultrasonic spot welding subassembly (1), spot welding platform (2) and utmost point ear material loading subassembly, be equipped with on ultrasonic spot welding subassembly (1) and be used for welded removal bonding tool (15), the bottom both sides of removing bonding tool (15) front end are equipped with cutter (151), the setting of spot welding platform (2) is in removing bonding tool (15) below, utmost point ear material loading subassembly includes material wheel (3), straining device and presss from both sides tight material loading mechanism, straining device includes fixing base (4), sets up switching-over gyro wheel (5) and removal tensioning block (6) on fixing base (4), be equipped with vertical spout (41) on fixing base (4), vertical spout (41) set up in switching-over gyro wheel (5) below, removal tensioning block (6) activity sets up in vertical spout (41), is equipped with tensioning gyro wheel (61) that are used for the tensioning material on removal tensioning block (6), the materials in the material wheel (3) bypass the reversing roller (5) and the tensioning roller (61) and are conveyed to the spot welding table (2) through the clamping and feeding mechanism.
2. An ultrasonic battery spot welding device according to claim 1, characterized in that the clamping feeding mechanism comprises a driving wheel (9) and a clamping member, the clamping member comprises an upper clamping wheel (17), a lower clamping wheel (18) and a first stepping motor for driving the upper clamping wheel (17) and the lower clamping wheel (18) to rotate, and the driving wheel (9) is arranged on the fixed seat (4) and is driven by a second stepping motor arranged in the fixed seat (4).
3. An ultrasonic battery spot welding device according to claim 2, characterized in that a photoelectric sensor (10) for detecting material is arranged between the clamping member and the driving wheel (9).
4. An ultrasonic battery spot welding device according to claim 1, wherein a first position sensor (7) and a second position sensor (8) are respectively arranged on the upper side and the lower side of the vertical chute (41), the first position sensor (7) is used for driving the material wheel (3) to rotate, and the second position sensor (8) is used for stopping the material wheel (3) from rotating.
5. An ultrasonic battery spot welding device according to claim 1, characterized in that a detection piece (12) for detecting a workpiece and a pulse blowing tube for blowing away debris from the spot welding station (2) are arranged above the spot welding station (2), and the detection piece (12) is electrically connected with the ultrasonic spot welding assembly (1).
6. An ultrasonic battery spot welding device according to claim 5, characterized in that said detecting member (12) is a proximity switch.
7. An ultrasonic battery spot welding device according to claim 1, characterized in that the ultrasonic spot welding assembly (1) comprises an ultrasonic generator, an ultrasonic transducer, an amplitude transformer and a cylinder (13) driving a moving horn (15) to move up and down.
8. An ultrasonic battery spot welding device according to claim 1, characterized in that the spot welding station (2) comprises a base (21) and a spot welding block (22) arranged on the base (21), the top of the base (21) is provided with a fixing groove (23) for installing the spot welding block (22), the bottom of the fixing groove (23) is provided with an adjusting gap (25), the base (21) is provided with a set screw (24), and the spot welding block (22) is fixed in the fixing groove (23) through the set screw (24).
9. An ultrasonic battery spot welding device according to claim 8, characterized in that the spot welding block (22) is provided with a limiting strip (26) at both sides, and the fixing groove (23) is provided with a limiting groove (27) on both inner side walls for matching with the limiting strip (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920474664.XU CN210306221U (en) | 2019-04-08 | 2019-04-08 | Ultrasonic battery spot welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920474664.XU CN210306221U (en) | 2019-04-08 | 2019-04-08 | Ultrasonic battery spot welding device |
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| Publication Number | Publication Date |
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| CN210306221U true CN210306221U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920474664.XU Active CN210306221U (en) | 2019-04-08 | 2019-04-08 | Ultrasonic battery spot welding device |
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| CN (1) | CN210306221U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116944872A (en) * | 2023-09-20 | 2023-10-27 | 山东汉格动力能源科技有限公司 | Lithium battery welding jig |
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2019
- 2019-04-08 CN CN201920474664.XU patent/CN210306221U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116944872A (en) * | 2023-09-20 | 2023-10-27 | 山东汉格动力能源科技有限公司 | Lithium battery welding jig |
| CN116944872B (en) * | 2023-09-20 | 2024-01-05 | 山东汉格动力能源科技有限公司 | Lithium battery welding jig |
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