CN212371406U - Ultrasonic welding device - Google Patents
Ultrasonic welding device Download PDFInfo
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- CN212371406U CN212371406U CN202020626056.9U CN202020626056U CN212371406U CN 212371406 U CN212371406 U CN 212371406U CN 202020626056 U CN202020626056 U CN 202020626056U CN 212371406 U CN212371406 U CN 212371406U
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Abstract
The utility model discloses an ultrasonic welding device, including ultrasonic tool head, ultrasonic tool head is provided with two at least metal cylinder that are used for being connected with the power, and ultrasonic tool head is provided with the welding cutter body, and the electrically conductive cross-sectional area of welding cutter body is less than the electrically conductive cross-sectional area of metal cylinder, and the welding cutter body is provided with two conductive parts, and two conductive parts are the metal cylinder that electric connection corresponds respectively, and the bottom of welding cutter body is provided with the face of weld, the face of weld respectively with conductive part electric connection. The utility model discloses an ultrasonic welding device, the area that generates heat is big, and welding area is big, and welding efficiency is high, convenient operation.
Description
Technical Field
The utility model belongs to the technical field of the ultrasonic welding technique and specifically relates to an ultrasonic welding device is related to.
Background
The patent application number is CN 201910901962.7's ultrasonic welding device, through set up metal cylinder group on ultrasonic tool head, metal cylinder group includes two metal cylinders, these two metal cylinders are connected with the positive pole and the negative pole of power respectively, these two metal cylinders are connected with the welding cutter body respectively and are formed a series circuit, because the conducting cross sectional area of metal cylinder is at least several times bigger than the conducting cross sectional area of welding cutter body, after the circular telegram, the welding cutter body can heat up rapidly in a few seconds.
The welding cutter body of the existing ultrasonic welding device has small welding area, a welding workpiece with large area needs multi-point welding, the welding efficiency is low, and the operation is inconvenient.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing an ultrasonic welding device, the area that generates heat is big, and welding area is big, and welding efficiency is high, convenient operation.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: the utility model provides an ultrasonic welding device, includes ultrasonic tool head, ultrasonic tool head is provided with two at least metal cylinder that are used for being connected with the power, and ultrasonic tool head is provided with the welding cutter body, and the electrically conductive cross-sectional area of welding cutter body is less than the electrically conductive cross-sectional area of metal cylinder, and the welding cutter body is provided with two conductive parts, and two conductive parts are the metal cylinder that electric connection corresponds respectively, and the bottom of welding cutter body is provided with the face of weld, the face of weld respectively with conductive part electric connection.
In a further technical scheme, an interval is arranged between the two conductive parts, the upper ends of the conductive parts are connected with the metal cylinder, the lower ends of the conductive parts are connected with the welding surface, and the two ends of the welding surface are respectively connected with the conductive parts.
In a further technical scheme, the middle part of the lower end face of the welding cutter body is inwards recessed to form a concave cavity, and the welding surface is formed between the concave cavity and the outer contour of the lower end face of the welding cutter body.
In a further technical scheme, the welding cutter body is provided with a set thickness, the conductive cross-sectional area of the welding surface is smaller than that of the conductive part, and the area of the concave cavity is larger than that of the welding surface.
In a further technical scheme, the ultrasonic tool head comprises at least one group of ultrasonic conducting groups, each group of ultrasonic conducting groups comprises two metal cylinders, the two metal cylinders of the same group of ultrasonic conducting groups, the welding cutter body and the power supply are electrically connected to form a current loop, and an insulating gasket is arranged between every two adjacent metal cylinders.
In a further technical scheme, the welding cutter body is provided with a longitudinal isolation groove and a transverse isolation groove, the transverse isolation groove is formed in the bottom of the welding cutter body, the longitudinal isolation groove is formed between two conductive parts of the same current loop, one end of the longitudinal isolation groove extends to the transverse isolation groove, and the other end of the longitudinal isolation groove extends out of the upper portion of the welding cutter body.
In a further technical scheme, each metal column is provided with a power connection part, and the same power connection part in the ultrasonic conductive group is respectively connected with two electrodes of the power supply.
In a further technical scheme, the ultrasonic tool head is provided with a group of ultrasonic conductive groups, the insulating gasket is arranged between the two metal cylinders, the welding cutter body is installed on the lower portions of the metal cylinders, and the electric connection portion is arranged on the side face of each metal cylinder.
In a further technical scheme, a conductive installation part is convexly arranged on the lower portion of the ultrasonic conductive group, the conductive installation part spans two metal cylinders, the welding cutter body is fixedly installed on the conductive installation part, and the side face of the welding cutter body abuts against the conductive installation part.
In a further technical scheme, the ultrasonic welding device comprises an ultrasonic generator and an ultrasonic amplitude transformer, the ultrasonic generator is electrically connected with the ultrasonic amplitude transformer, a connecting rod is arranged at the top of the ultrasonic tool head and connected with the ultrasonic amplitude transformer, an insulating gasket is arranged at the top of the ultrasonic tool head and installed between the top surface of the ultrasonic tool head and the ultrasonic amplitude transformer.
After the structure is adopted, compared with the prior art, the utility model the advantage that has is:
the utility model discloses an ultrasonic welding device, through setting up a face of weld at the welding cutter body, the face of weld is big with the contact surface of welding workpiece, and the direct heating surface of welding workpiece is big, and welding workpiece's intensification efficiency is higher, improves welding efficiency, and it is effectual to weld.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the ultrasonic welding device of the present invention.
Fig. 2 is a schematic cross-sectional view of the ultrasonic welding apparatus of the present invention.
Fig. 3 is a schematic structural view of the welding cutter body of the present invention.
Fig. 4 is a schematic diagram of an ultrasonic conducting set according to the present invention.
In the figure: 10-ultrasonic tool head, 11-power supply;
20-metal column, 21-insulating gasket, 22-electric connection part and 23-electric conduction mounting part;
30-welding cutter body, 31-conductive part, 32-welding surface, 33-longitudinal isolation groove, 34-transverse isolation groove and 35-concave cavity.
Detailed Description
The following are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby.
An ultrasonic welding device, shown in fig. 1 to 4, includes an ultrasonic tool head 10, the ultrasonic tool head 10 is provided with at least two metal cylinders 20 for connecting with a power source 11, the ultrasonic tool head 10 is provided with a welding cutter body 30, the conductive cross-sectional area of the welding cutter body 30 is smaller than that of the metal cylinders 20, the welding cutter body 30 is provided with two conductive parts 31, the two conductive parts 31 are respectively electrically connected with the corresponding metal cylinders 20, the bottom of the welding cutter body 30 is provided with a welding surface 32, and the welding surface 32 is respectively electrically connected with the conductive parts 31. The welding cutter body 30 of the existing ultrasonic welding device is a slender strip or a sheet, a welding workpiece with a large welding surface 32 needs to be welded for many times, the welding area is small, and the welding efficiency is low. The utility model discloses an ultrasonic welding device, through set up the ultrasonic conduction group on ultrasonic tool head 10, two metal cylinder 20 in the ultrasonic conduction group are connected with the two electrodes of power 11 respectively, install welding cutter body 30 in the lower part of metal cylinder 20, the conductive part 31 at welding cutter body 30 both ends is connected with the metal cylinder 20 of being connected different electrodes respectively, form a series current return circuit, because the conductive cross-sectional area of welding cutter body 30 is less than the conductive cross-sectional area of metal cylinder 20, consequently, the resistance of welding cutter body 30 is great, welding cutter body 30 generates heat after the circular telegram, be provided with a face of weld 32 in the bottom of welding cutter body 30, welding cutter body 30 is the conductor, welding cutter body 30 generates heat promptly the face of weld 32 generates heat, this face of weld 32 and the contact of welding work piece, conduct supersound simultaneously to the heat transfer of welding work piece, weld the welding work piece. The contact surface of the welding surface 32 and the welding workpiece is large, the direct heating surface of the welding workpiece is large, the heating efficiency of the welding workpiece is higher, the welding efficiency is improved, and the welding effect is good.
An interval is provided between the two conductive portions 31, the upper end of the conductive portion 31 is connected to the metal column 20, the lower end of the conductive portion 31 is connected to the land 32, and both ends of the land 32 are connected to the conductive portions 31, respectively. The conductive portions 31 are spaced apart to provide insulation such that the two conductive portions 31 form two separate conductors, and the two conductive portions 31 in the soldering blade body 30 are in series with the soldering surface 32. The conductive part 31 is connected to both ends of the soldering surface 32, so that the current of the metal cylinder 20 can pass through the longest distance of the soldering surface 32, thereby maximizing the heat generation area of the soldering surface 32.
The middle part of the lower end face of the welding cutter body 30 is recessed inwards to form a concave cavity 35, and a welding surface 32 is formed between the concave cavity 35 and the outer contour of the lower end face of the welding cutter body 30. The welding surface 32 is disposed at the edge of the welding blade body 30, so that the ratio of the conductive cross-sectional area of the metal cylinder 20 to the conductive cross-sectional area of the welding surface 32 is larger, that is, the resistance of the welding surface 32 is larger, and the temperature rising speed of the welding surface 32 is faster. The welding surface 32 is arranged at the outer edge of the welding cutter body 30, the welding surface 32 abuts against a welding workpiece, heat is conducted to the position corresponding to the welding workpiece towards the cavity 35 rapidly after being conducted to the welding workpiece, the position, corresponding to the position covering the welding workpiece, of the welding cutter body 30 can be heated rapidly, a larger heat-receiving welding area is formed, the actual welding area is increased, the welding efficiency is improved, and the operation is more convenient. Specifically, the welding cutter body 30 is formed with a predetermined thickness such that the welding cutter body 30 forms a bottom surface having a predetermined area, thereby forming a welding surface 32 on the bottom surface. The conductive cross-sectional area of the welding surface 32 is smaller than that of the conductive portion 31, and the resistance of the welding surface 32 is large, so that the heat generating portion of the welding blade body 30 is concentrated on the welding surface 32. The area of the concave cavity 35 is larger than that of the welding surface 32, the area of the welding surface 32 is small, the conductive cross-sectional area is small, the resistance is large, and the temperature rising speed is high.
The ultrasonic tool head 10 includes at least one group of ultrasonic conductive groups, each group of ultrasonic conductive groups includes two metal cylinders 20, the two metal cylinders 20 of the same group of ultrasonic conductive groups, the welding cutter body 30 and the power supply 11 are electrically connected to form a current loop, and an insulating gasket 21 is installed between the adjacent metal cylinders 20. In supersound instrument head 10, can set up multiunit supersound electrically conductive group simultaneously, mutual insulation between the different supersound electrically conductive group, fixed the constitution supersound instrument head 10 through insulating mounting between the different supersound electrically conductive group, the mounting optional use is fixed it with insulating screw, insulating nut etc. commonly used. Preferably, the ultrasonic tool head 10 is provided with a group of ultrasonic conductive groups, an insulating gasket 21 is arranged between two metal cylinders 20, the welding cutter body 30 is arranged at the lower part of the metal cylinders 20, and the electric connection part 22 is arranged at the side surface of the metal cylinders 20, and the ultrasonic tool head 10 has the advantages of small volume, simple structure and low cost. The insulating spacers 21 are disposed between the metal posts 20, so that the metal posts 20 in the same ultrasonic conductive group form an independent conductor to prevent mutual conduction. The electric connection part 22 is arranged on the side surface of the metal column 20, the welding cutter body 30 is arranged on the lower portion of the metal column 20, the electric connection part 22 is connected with the power source 11, the power source 11 and the welding cutter body 30 are respectively positioned on different sides of the metal column 20, and a heating part is far away from the power source 11, so that the use is safer. More specifically, each metal column 20 is provided with an electrical connection part 22, and the electrical connection parts 22 in the same ultrasonic conductive group are respectively connected with two electrodes of the power source 11.
The welding cutter body 30 is provided with a longitudinal isolation groove 33 and a transverse isolation groove 34, the transverse isolation groove 34 is arranged at the bottom of the welding cutter body 30, the longitudinal isolation groove 33 is arranged between two conductive parts 31 of the same current loop, one end of the longitudinal isolation groove 33 extends to the transverse isolation groove 34, and the other end of the longitudinal isolation groove 33 extends out to the upper part of the welding cutter body 30. The welding part is arranged at the bottom of the welding cutter body 30 and comprises a welding surface 32 and a cavity 35, the welding cutter body 30 is divided into two conductive parts 31 and the welding part through a longitudinal partition groove 33 and a transverse partition groove 34, and the two conductive parts 31 and the welding part are mutually insulated, so that a complete current loop can be formed after the welding cutter body 30 is connected with the metal cylinder 20 in an ultrasonic conductive set, and the welding cutter body 30 is simple in processing process and low in manufacturing cost.
The lower part of the ultrasonic conductive group is convexly provided with a conductive mounting part 23, the conductive mounting part 23 spans the two metal columns 20, the welding cutter body 30 is fixedly mounted on the conductive mounting part 23, and the side surface of the welding cutter body 30 abuts against the conductive mounting part 23. The metal column body 20 is installed at the conductive installation part 23 through the fixing piece, the fixing piece can select a screw, the metal column body 20 abuts against the conductive installation part 23, in the welding process, the metal column body 20 is not easy to send to shake, and stability is good.
Specifically, ultrasonic welding device includes ultrasonic generator and supersound amplitude transformer, and ultrasonic generator electricity is connected supersound amplitude transformer, and the top of supersound instrument head 10 is provided with a connecting rod, and supersound amplitude transformer is connected to the connecting rod, and the top of supersound instrument head 10 is provided with insulating gasket 21, and insulating gasket 21 is installed between supersound instrument head 10 top surface and supersound amplitude transformer, can effectively prevent that the electric leakage condition from taking place, uses safelyr. The ultrasonic horn transmits ultrasonic waves to the ultrasonic tool head 10, and after the welding cutter body 30 generates heat, the welding cutter body 30 welds a welding workpiece in combination with the ultrasonic waves.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. An ultrasonic welding device, includes supersound tool bit (10), and supersound tool bit (10) are provided with at least two metal cylinder (20) that are used for being connected with power (11), and supersound tool bit (10) are provided with welding cutter body (30), its characterized in that: the conductive cross-sectional area of the welding cutter body (30) is smaller than that of the metal cylinder (20), the welding cutter body (30) is provided with two conductive parts (31), the two conductive parts (31) are respectively and electrically connected with the corresponding metal cylinder (20), the bottom of the welding cutter body (30) is provided with a welding surface (32), and the welding surface (32) is respectively and electrically connected with the conductive parts (31).
2. An ultrasonic welding apparatus as defined in claim 1, wherein: an interval is arranged between the two conductive parts (31), the upper ends of the conductive parts (31) are connected with the metal column body (20), the lower ends of the conductive parts (31) are connected with the welding surface (32), and the two ends of the welding surface (32) are respectively connected with the conductive parts (31).
3. An ultrasonic welding apparatus as defined in claim 2, wherein: the middle part of the lower end face of the welding cutter body (30) is inwards sunken to form a concave cavity (35), and the welding surface (32) is formed between the concave cavity (35) and the outer contour of the lower end face of the welding cutter body (30).
4. An ultrasonic welding apparatus as defined in claim 3, wherein: the welding cutter body (30) is provided with a set thickness, the conductive cross-sectional area of the welding surface (32) is smaller than that of the conductive part (31), and the area of the concave cavity (35) is larger than that of the welding surface (32).
5. An ultrasonic welding apparatus as defined in claim 4, wherein: the ultrasonic tool head (10) comprises at least one group of ultrasonic conducting groups, each group of ultrasonic conducting groups comprises two metal cylinders (20), the two metal cylinders (20) of the same group of ultrasonic conducting groups, the welding cutter body (30) and the power supply (11) are electrically connected to form a current loop, and an insulating gasket (21) is arranged between every two adjacent metal cylinders (20).
6. An ultrasonic welding apparatus as defined in claim 5, wherein: the welding cutter body (30) is provided with a longitudinal partition groove (33) and a transverse partition groove (34), the transverse partition groove (34) is arranged at the bottom of the welding cutter body (30), the longitudinal partition groove (33) is arranged between two conducting parts (31) of the same current loop, one end of the longitudinal partition groove (33) extends to the transverse partition groove (34), and the other end of the longitudinal partition groove (33) extends out of the upper part of the welding cutter body (30).
7. An ultrasonic welding apparatus as defined in claim 5, wherein: each metal column (20) is provided with an electric connection part (22), and the electric connection parts (22) in the same ultrasonic conductive group are respectively connected with two electrodes of the power supply (11).
8. An ultrasonic welding apparatus as defined in claim 7, wherein: the ultrasonic tool head (10) is provided with a group of ultrasonic conductive groups, the insulating gasket (21) is arranged between the two metal cylinders (20), the welding cutter body (30) is installed on the lower portions of the metal cylinders (20), and the electric connection portion (22) is arranged on the side face of each metal cylinder (20).
9. An ultrasonic welding apparatus as defined in claim 8, wherein: the lower part protrusion of supersound electric conduction group is provided with a conductive mounting portion (23), and conductive mounting portion (23) span two metal columns (20), welding cutter body (30) fixed mounting is in conductive mounting portion (23), and the side of welding cutter body (30) is to pasting in conductive mounting portion (23).
10. An ultrasonic welding apparatus as defined in claim 1, wherein: the ultrasonic welding device comprises an ultrasonic generator and an ultrasonic amplitude transformer, wherein the ultrasonic generator is electrically connected with the ultrasonic amplitude transformer, a connecting rod is arranged at the top of the ultrasonic tool head (10) and connected with the ultrasonic amplitude transformer, an insulating gasket (21) is arranged at the top of the ultrasonic tool head (10), and the insulating gasket (21) is arranged between the top surface of the ultrasonic tool head (10) and the ultrasonic amplitude transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020626056.9U CN212371406U (en) | 2020-04-23 | 2020-04-23 | Ultrasonic welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020626056.9U CN212371406U (en) | 2020-04-23 | 2020-04-23 | Ultrasonic welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212371406U true CN212371406U (en) | 2021-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020626056.9U Active CN212371406U (en) | 2020-04-23 | 2020-04-23 | Ultrasonic welding device |
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| Country | Link |
|---|---|
| CN (1) | CN212371406U (en) |
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2020
- 2020-04-23 CN CN202020626056.9U patent/CN212371406U/en active Active
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