CN217370901U - Welding head structure for direct-pressure type transverse wave welding machine and assembly comprising same - Google Patents
Welding head structure for direct-pressure type transverse wave welding machine and assembly comprising same Download PDFInfo
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- CN217370901U CN217370901U CN202221224449.2U CN202221224449U CN217370901U CN 217370901 U CN217370901 U CN 217370901U CN 202221224449 U CN202221224449 U CN 202221224449U CN 217370901 U CN217370901 U CN 217370901U
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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
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Abstract
The utility model belongs to the technical field of ultrasonic welding, in particular to a welding head structure for a direct-pressure type transverse wave welding machine, which comprises a mass block, an input rod for inputting mechanical waves and a working head for transmitting and outputting transverse waves, wherein one side of the input rod is connected with the mass block, and the other side of the input rod is connected with the working head; from top to bottom, the mass block comprises an upper plane of the mass block serving as a pressure applying surface, an upper mass block serving as a clamping and fixing part and a lower mass block connected with the input rod which are arranged in sequence. Compared with the prior art, the utility model discloses a generator converts the signal of telecommunication into high frequency mechanical vibration ripples through the transducer, and high frequency mechanical vibration ripples is enlarged high frequency mechanical amplitude through become width of cloth pole again, finally stabilizes the output on the welding head structure for the direct compression formula transverse wave welding machine, and the welding head structure shows as a stable mechanical transverse wave at the output. Meanwhile, a certain pressure is applied to the upper plane of the mass block, and the multi-layer foil pole pieces are pushed to rub through high-frequency vibration of the working head, so that the welding is completed through fusion.
Description
Technical Field
The utility model belongs to the technical field of ultrasonic welding, especially, relate to a direct pressure formula is welding head structure for transverse wave welding machine and contain the subassembly of this welding head structure.
Background
In the current lithium battery industry, a cantilever type ox horn welding head structure is mostly adopted when welding a battery core current collector (aluminum foil/copper foil) and a tab (or a connecting sheet). The disadvantages of this horn configuration are: if the number of the welded foil layers is large, the traditional cantilever type horn welding head structure cannot provide more effective stable welding output, the residual quantity after welding tension and tearing damage is insufficient, the impedance of a welding area after the finished battery is manufactured is increased sharply, and the quality and the safety of the battery are seriously influenced.
In view of this, the utility model aims at providing a direct-pressure type is welding head structure for shear wave welding machine and contain this welding head structure's subassembly, its simple structure, and can effectively solve present industry multilayer electric core mass flow body (aluminium foil/copper foil) and utmost point ear and can't carry out effectual welding problem, effectively reduced the product incident that acutely generates heat because of the increase of welding zone impedance of finished product battery brings.
SUMMERY OF THE UTILITY MODEL
One of the purposes of the utility model lies in: aiming at the defects of the prior art, the welding head structure for the direct-pressure type transverse wave welding machine is provided, has a simple structure, can effectively solve the problem that the current collectors (aluminum foil/copper foil) of multiple layers of electric cores and the lugs in the industry at present cannot be effectively welded, and effectively reduces the product safety accidents of the finished product battery which are caused by the severe heating due to the increase of the impedance of a welding area.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a welding head structure for a direct-pressure type transverse wave welding machine comprises a mass block, an input rod and a working head, wherein the input rod is used for inputting mechanical waves, the working head is used for conducting and outputting transverse waves, one side of the input rod is connected with the mass block, and the other side of the input rod is connected with the working head; from last to down, the quality piece including the quality piece upper flat plane as the pressure application face that sets gradually, as the last quality piece of centre gripping fixed part and with the lower quality piece that the input lever is connected.
As an improvement of the welding head structure for the direct-pressure type transverse wave welding machine, the upper mass block is a cylinder or a multi-edge cube.
As an improvement of the welding head structure for the direct-pressure type transverse wave welding machine, the lower mass block is conical, and the larger end of the lower mass block is contacted with the upper mass block.
As an improvement of the welding head structure for the direct-pressure type transverse wave welding machine, the input rod is transversely arranged.
As an improvement of the welding head structure for the direct-pressure type transverse wave welding machine, the size of the tail end of the working head is smaller than that of the working head main body.
As the utility model discloses the direct-pressure type is welding head structure's for transverse wave welding machine improvement, the quality piece the input rod with working head integrated into one piece.
Compared with the prior art, the utility model discloses a generator converts the signal of telecommunication into high frequency mechanical vibration ripples through the transducer, and high frequency mechanical vibration ripples is enlarged high frequency mechanical amplitude through become width of cloth pole again, finally stabilizes the output on the welding head structure for the direct compression formula transverse wave welding machine, and the welding head structure shows as a stable mechanical transverse wave at the output. Meanwhile, a certain pressure is applied to the upper plane of the mass block, and the multi-layer foil pole pieces are pushed to rub through high-frequency vibration of the working head, so that the welding is completed through fusion.
Because the working head output is stable, adopt the utility model discloses carry out foil and utmost point ear (or connection piece) firm in connection after the welding, of high quality, welding area impedance is little to the quality and the safety of guarantee battery.
In a word, the utility model discloses simple structure, and can effectively solve present industry multilayer electricity core mass flow body (aluminium foil/copper foil) and utmost point ear and can't carry out effectual welding problem, effectively reduced the product incident that acutely generates heat because of the increase of welding zone resistance of finished product battery.
Another object of the present invention is to provide a direct-pressure type assembly for a transverse wave welding machine, which comprises an energy converter, an amplitude transformer, a clamping member, a guiding assembly, a lower welding seat and the welding head structure for a direct-pressure type transverse wave welding machine of the present invention, wherein the energy converter is connected to the input rod through the amplitude transformer;
the clamping piece is clamped on the outer surface of the upper mass block and is also connected with the guide assembly;
the working head is positioned above the lower welding seat;
the guide assembly is arranged on the amplitude transformer.
As the utility model discloses the direct-pressure type is an improvement of subassembly for transverse wave welding machine, the holder includes main part and connecting portion, the main part lid is located on the quality piece, connecting portion with the direction subassembly is connected.
As the utility model discloses the direct-pressure type is an improvement of subassembly for transverse wave welding machine, the main part includes fixed part and clamping part, will the fixed part with during clamping part fixed connection, can press from both sides tightly go up the quality piece.
As an improvement of the assembly for the direct-pressure type transverse wave welding machine, the guide assembly is provided with a guide hole, and the amplitude transformer is arranged in the guide hole in a penetrating way.
When the device is used, the upper mass block is clamped and fixed on the guide assembly by the clamping piece, in addition, a certain pressure is applied to the upper plane of the mass block, the multilayer foil is tightly pressed between the working head and the lower welding seat, the generator converts an electric signal into high-frequency mechanical vibration waves through the transducer, the high-frequency mechanical vibration waves amplify the high-frequency mechanical amplitude through the amplitude transformer, the high-frequency mechanical waves output by the amplitude transformer are guided into the working head through the input rod, finally, the welding work is completed under the matching of stable transverse wave output at the tail end of the working head and the lower welding seat, and the friction of the multilayer foil pole pieces is pushed through the high-frequency vibration of the working head, so that the welding is completed through fusion.
Drawings
Fig. 1 is a schematic perspective view of embodiment 1 of the present invention.
Fig. 2 is a second schematic perspective view of embodiment 1 of the present invention.
Fig. 3 is a schematic perspective view of embodiment 2 of the present invention.
Fig. 4 is an exploded schematic view of embodiment 2 of the present invention.
Fig. 5 is a schematic front view of embodiment 2 of the present invention.
Detailed Description
The present invention and its advantages will be described in further detail with reference to the following detailed description and the accompanying drawings, but the present invention is not limited to the specific embodiments.
Example 1
As shown in fig. 1 to fig. 2, the welding head structure for direct-pressure type transverse wave welding machine provided by the present invention comprises a mass block 1, an input rod 2 for inputting mechanical waves, and a working head 3 for transmitting and outputting transverse waves, wherein one side of the input rod 2 is connected with the mass block 1, and the other side of the input rod 2 is connected with the working head 3; the mass 1 includes, from top to bottom, an upper mass 11 as a pressure applying surface, an upper mass 12 as a clamping and fixing portion, and a lower mass 13 connected to the input rod 2.
The upper mass 12 has a cylindrical shape or a polygonal cube. The lower mass 13 is conical and the larger end of the lower mass 13 is in contact with the upper mass 12. Of course, the shapes of the upper mass 12 and the lower mass 13 are not limited to the above shapes and may be selected as needed.
The input rod 2 is transversely arranged, the mass block 1 is fixedly connected with one side of one end of the input rod 2, and the working head 3 is fixedly connected with the other side of one end of the input rod 2.
The size of the distal end of the working head 3 is smaller than the size of the working head body. The mass block 1, the input rod 2 and the working head 3 are integrally formed.
The utility model discloses a generator will be the signal of telecommunication and convert high frequency mechanical vibration ripples into through the transducer, and high frequency mechanical vibration ripples is enlarged high frequency mechanical amplitude through become width of cloth pole again, finally stabilizes the output on the welding head structure for the direct compression formula transverse wave welding machine, and because last quality piece 12 is held by the centre gripping, stability is better, and the welding head structure can show as a stable mechanical transverse wave at the output. Meanwhile, a certain pressure is applied to the upper plane 11 of the mass block, and the multi-layer foil pole pieces are pushed to rub through the high-frequency vibration of the working head 3, so that the welding is completed by fusing.
Because the output of working head 3 is stable, adopt the utility model discloses carry out foil and utmost point ear (or connection piece) firm in connection after the welding, of high quality, welding area impedance is little to the quality and the safety of guarantee battery.
In a word, the utility model discloses simple structure, and can effectively solve present industry multilayer electricity core mass flow body (aluminium foil/copper foil) and utmost point ear and can't carry out effectual welding problem, effectively reduced the product incident that acutely generates heat because of the increase of welding zone resistance of finished product battery.
Example 2
As shown in fig. 3 to 5, the present embodiment provides an assembly for a direct pressure type transverse wave welder, which includes a transducer 4, an amplitude transformer 5, a clamping member 6, a guide assembly 7, a lower welding seat 8, and a welding head structure 8 for a direct pressure type transverse wave welder of embodiment 1, wherein the transducer 4 is connected with an input rod 2 through the amplitude transformer 5;
the working head 3 is positioned above the lower welding seat 8; the multi-layer foil is pressed between the working head 3 and the lower welding seat 8.
The guide assembly 7 is disposed on the horn 5. The guide assembly 7 is slidable along the horn 5.
The clamping member 6 comprises a main body portion 61 and a connecting portion 62, the main body portion 61 covers the mass block 1, and the connecting portion 62 is connected with the guide assembly 7.
The main body 61 includes a fixing portion 611 and a clamping portion 612, and can clamp the upper mass 12 when the fixing portion 611 and the clamping portion 612 are fixedly connected.
The guide assembly 7 is provided with a guide hole 71, and the amplitude transformer 5 is arranged in the guide hole 71 in a penetrating way.
When the device is used, the upper mass block 12 is clamped and fixed on the guide assembly 7 by the clamping piece 6, in addition, a certain pressure is applied to the upper plane 11 of the mass block, the multilayer foil is tightly pressed between the working head 3 and the lower welding seat 8, the generator converts an electric signal into high-frequency mechanical vibration waves through the transducer 4, the high-frequency mechanical vibration waves amplify the high-frequency mechanical vibration amplitude through the amplitude transformer 5, the high-frequency mechanical waves output by the amplitude transformer 5 are guided into the working head 3 through the input rod 2, finally, the welding work is completed under the matching of the stable transverse wave output at the tail end of the working head 3 and the lower welding seat 8, and the multilayer foil pole pieces are pushed to rub through the high-frequency vibration of the working head 3, so that the welding is completed through fusion.
Appropriate changes and modifications to the embodiments described above will become apparent to those skilled in the art from the disclosure and teachings of the foregoing description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
1. The utility model provides a direct-pressure type is welding head structure for transverse wave welding machine which characterized in that: the device comprises a mass block, an input rod and a working head, wherein the input rod is used for inputting mechanical waves, the working head is used for conducting and outputting transverse waves, one side of the input rod is connected with the mass block, and the other side of the input rod is connected with the working head; from last to down, the quality piece including the quality piece upper flat plane as the pressure application face that sets gradually, as the last quality piece of centre gripping fixed part and with the lower quality piece that the input lever is connected.
2. The welding head structure for the direct-pressure type transverse wave welding machine according to claim 1, characterized in that: the upper mass block is cylindrical or polygonal cubic.
3. The welding head structure for the direct-pressure type transverse wave welding machine according to claim 1, characterized in that: the lower mass block is conical, and the larger end of the lower mass block is in contact with the upper mass block.
4. The welding head structure for the direct-pressure type transverse wave welding machine according to claim 1, characterized in that: the input rod is transversely arranged.
5. The welding head structure for the direct-pressure type transverse wave welding machine according to claim 1, characterized in that: the mass block, the input rod and the working head are integrally formed.
6. The welding head structure for the direct-pressure type transverse wave welding machine according to claim 1, characterized in that: the size of the tail end of the working head is smaller than that of the working head main body.
7. The utility model provides a direct-pressure type transverse wave is subassembly for welding machine which characterized in that: the welding head structure for the direct-pressure type transverse wave welding machine comprises a transducer, an amplitude transformer, a clamping piece, a guide assembly, a lower welding seat and the welding head structure for the direct-pressure type transverse wave welding machine, wherein the transducer is connected with the input rod through the amplitude transformer;
the clamping piece is clamped on the outer surface of the upper mass block and is also connected with the guide assembly;
the working head is positioned above the lower welding seat;
the guide assembly is arranged on the amplitude transformer.
8. The component for a direct-pressure type transverse wave welding machine according to claim 7, characterized in that: the clamping piece comprises a main body part and a connecting part, the main body part is covered on the mass block, and the connecting part is connected with the guide assembly.
9. The assembly for a direct compression type transverse wave welder according to claim 8, characterized in that: the main body part comprises a fixing part and a clamping part, and the upper mass block can be clamped when the fixing part is fixedly connected with the clamping part.
10. The component for a direct-pressure type transverse wave welding machine according to claim 7, characterized in that: the guide assembly is provided with a guide hole, and the amplitude transformer penetrates through the guide hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221224449.2U CN217370901U (en) | 2022-05-20 | 2022-05-20 | Welding head structure for direct-pressure type transverse wave welding machine and assembly comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221224449.2U CN217370901U (en) | 2022-05-20 | 2022-05-20 | Welding head structure for direct-pressure type transverse wave welding machine and assembly comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217370901U true CN217370901U (en) | 2022-09-06 |
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ID=83088063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221224449.2U Active CN217370901U (en) | 2022-05-20 | 2022-05-20 | Welding head structure for direct-pressure type transverse wave welding machine and assembly comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217370901U (en) |
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2022
- 2022-05-20 CN CN202221224449.2U patent/CN217370901U/en active Active
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Denomination of utility model: A welding head structure for a direct compression transverse wave welder and a component comprising the welding head structure Effective date of registration: 20220930 Granted publication date: 20220906 Pledgee: Dongguan branch of Bank of Dongguan Co.,Ltd. Pledgor: SOWINTECH AUTOMATION EQUIPMENT CO.,LTD. Registration number: Y2022980016906 |