CN216802075U - Ultrasonic welding luffing mechanism and ultrasonic welding device - Google Patents
Ultrasonic welding luffing mechanism and ultrasonic welding device Download PDFInfo
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- CN216802075U CN216802075U CN202220162164.4U CN202220162164U CN216802075U CN 216802075 U CN216802075 U CN 216802075U CN 202220162164 U CN202220162164 U CN 202220162164U CN 216802075 U CN216802075 U CN 216802075U
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Abstract
The utility model provides an ultrasonic welding amplitude-changing mechanism, which comprises a cross-shaped amplitude-changing device; one end of the cross-shaped amplitude transformer is an input end, the end part far away from the input end is an output end, and the output end is provided with three output mounting positions; the three output mounting positions are respectively a first output mounting position for outputting longitudinal and transverse torsional coupling vibration, a second output mounting position for outputting longitudinal vibration and a third output mounting position for outputting longitudinal and tangential torsional coupling vibration. The ultrasonic welding amplitude-changing mechanism can provide different output mounting positions so as to convert ultrasonic vibration into longitudinal vibration or coupled vibration and adapt to different welding requirements. The utility model also provides an ultrasonic welding device, which can realize welding in different vibration modes, is suitable for ultrasonic metal welding, ultrasonic plastic welding or welding of membrane micro parts, and is beneficial to use and popularization in the welding industry.
Description
Technical Field
The utility model relates to the technical field of welding, in particular to an ultrasonic welding amplitude changing mechanism and an ultrasonic welding device.
Background
Ultrasonic welding is a welding technique in which the joint surfaces of workpieces are sheared and plastically deformed by relative sliding under the action of pressure and high-frequency ultrasonic vibration to form interface connection.
The traditional ultrasonic welding mainly adopts one-dimensional longitudinal ultrasonic vibration to realize welding. According to the position relation between the ultrasonic vibration direction and the welding area, the ultrasonic metal welding and the ultrasonic plastic welding are divided, wherein the ultrasonic vibration direction in the ultrasonic metal welding is parallel to the welding area, and the ultrasonic vibration direction in the ultrasonic plastic welding is perpendicular to the welding area. However, longitudinal ultrasonic welding has inevitable disadvantages:
(1) in the welding process, large pressure needs to be applied, the welded assembly bears large vibration load, and the welding of miniature parts such as films and the like cannot be realized;
(2) one-dimensional longitudinal ultrasonic vibration, only partial energy is transferred to a welding interface, and the utilization rate of ultrasonic energy is low;
(3) the same equipment cannot realize metal welding and plastic part welding at the same time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and shortcomings in the prior art and provide an ultrasonic welding amplitude-changing mechanism which can provide different output mounting positions so as to convert ultrasonic vibration into longitudinal vibration or coupled vibration and adapt to different welding requirements. The utility model also provides an ultrasonic welding device with strong practicability and strong universality, and the ultrasonic welding device can realize welding in different vibration modes, thereby being suitable for ultrasonic metal welding, ultrasonic plastic welding or membrane type micro part welding and being beneficial to use and popularization in the welding industry.
In order to achieve the purpose, the utility model is realized by the following technical scheme: an ultrasonic welding amplitude changing mechanism is characterized in that: the ultrasonic welding amplitude varying mechanism comprises a cross-shaped amplitude varying device; one end of the cross-shaped amplitude transformer is an input end, the end part far away from the input end is an output end, and the output end is provided with three output mounting positions; the three output mounting positions are respectively a first output mounting position for outputting three-dimensional coupling vibration, a second output mounting position for outputting longitudinal vibration and a third output mounting position for outputting three-dimensional coupling vibration.
In the scheme, the amplitude changing mechanism is provided with three output mounting positions, and different output mounting positions can convert ultrasonic vibration into longitudinal vibration or three-dimensional coupling vibration, so that different welding requirements can be met, and the universality and the practicability can be improved.
The end part far away from the input end is taken as an output end: the end opposite to the input end is used as an output end;
or, the end far from the input end as the output end means: the end of the vertical line is used as an output end, and the vertical line is perpendicular to the line connecting the input end and the opposite end of the input end.
The output mounting position I, the output mounting position II and the output mounting position III are respectively arranged on three end faces of the output end; the three end faces are mutually vertical pairwise.
The output mounting position is located on the front end face or the rear end face of the output end.
And the first output mounting position is provided with a mounting boss. In the use process, the design of the lug boss can ensure that the coupling effect of the wave converter installed with the lug boss is better.
The output mounting position is two end faces located at the output end.
The output mounting position is three positions on the lower end face of the output end.
The ultrasonic welding amplitude changing mechanism also comprises an amplitude changer; the amplitude transformer is connected with the input end of the cross-shaped amplitude transformer. The ultrasonic welding amplitude changing mechanism is additionally provided with the amplitude changer, and can play a role in amplifying ultrasonic vibration.
An ultrasonic welding device, characterized in that: the ultrasonic welding device comprises the ultrasonic welding amplitude changing mechanism, and further comprises a transducer, an ultrasonic generator and a welding module; the ultrasonic generator, the transducer and the amplitude transformer are sequentially connected; and the welding module is connected with the first output mounting position, the second output mounting position or the third output mounting position.
When the welding module is connected with the output mounting position, the welding module is formed by connecting a waveform converter and a welding tool head, and the waveform converter is connected with the output mounting position;
when the welding module is connected with the second output mounting position or the third output mounting position, the welding module is a welding tool head.
The welding module is arranged at different output mounting positions, and welding in different vibration modes can be realized. When the welding module is connected with the first output mounting position, the longitudinal vibration and the transverse vibration are synthesized into torsional motion and combined with the tangential vibration, so that the welding module formed by connecting the waveform converter and the welding tool head can output three-dimensional coupling vibration, and the high-efficiency and high-quality welding of micro parts such as membranes and the like can be realized. When the welding module is connected with the second output mounting position, the welding module can output longitudinal vibration, and plastic part welding can be achieved. When the welding module is connected with the output mounting position III, the longitudinal vibration and the tangential vibration are synthesized into torsional motion and combined with the transverse vibration, so that the welding module can output three-dimensional coupling vibration, and the welding of metal pieces can be realized.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. the ultrasonic welding amplitude-changing mechanism can provide different output mounting positions so as to convert ultrasonic vibration into longitudinal vibration or coupled vibration and adapt to different welding requirements.
2. The ultrasonic welding device has strong practicability and universality, can realize welding in different vibration modes, is suitable for ultrasonic metal welding, ultrasonic plastic welding or membrane type micro part welding, and is favorable for use and popularization in the welding industry.
Drawings
FIG. 1 is a schematic view of an ultrasonic welding apparatus according to one embodiment;
FIG. 2 is a schematic view of a cruciform horn of the present invention;
FIG. 3 is a schematic view of an ultrasonic welding apparatus according to a second embodiment;
FIG. 4 is a schematic view of an ultrasonic welding apparatus according to a third embodiment;
FIG. 5 is a schematic view of a cruciform horn of the fourth embodiment;
wherein, 1 is a transducer, 2 is an amplitude transformer, 3 is a cross-shaped amplitude transformer, 4 is a waveform converter, 5 is a welding tool head, 6 is an ultrasonic generator, 7 is an output mounting position I, 8 is an output mounting position II, 9 is an output mounting position III, and 10 is an end part of a vertical connecting line.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1 and 2, the ultrasonic welding apparatus of the present embodiment includes a cross-shaped horn 3, a horn 2, a transducer 1, an ultrasonic generator 6, and a welding module, wherein the ultrasonic generator 6 is connected to the transducer 1 through a high-frequency line, the transducer 1 is connected to the horn 2 by a bolt, and the horn 2 is connected to the cross-shaped horn 3 by a bolt.
One end of the cross-shaped amplitude transformer 3 in the embodiment is an input end, and the amplitude transformer 2 is connected with the input end through a bolt. The opposite end part of the input end of the cross-shaped amplitude transformer 3 is used as an output end, and the output end is provided with three output mounting positions, namely a first output mounting position 7 for outputting longitudinal and transverse torsional coupling vibration, a second output mounting position 8 for outputting longitudinal vibration and a third output mounting position 9 for outputting longitudinal and tangential torsional coupling vibration.
Specifically, the first output mounting position 7 is located on the front end surface (i) of the output end, and in practical applications, the first output mounting position 7 may also be located on the rear end surface. The first output mounting position 7 of the present invention is provided with a mounting boss 10. The second output mounting position 8 is located on the end face (second in the figure) of the end part of the output end, and the third output mounting position 9 is located on the lower end face (third in the figure) of the output end.
The welding module of the present embodiment is formed by connecting the wave transformer 4 and the welding tool head 5, wherein the wave transformer 4 is mounted on the boss 10 and connected with the first output mounting position 7. In use, the design of the boss 10 of the present invention allows for better coupling of the wave transformer 4 to which it is mounted. When the ultrasonic welding device works, the longitudinal vibration x and the transverse vibration y output by the cross-shaped amplitude transformer 3 are synthesized into torsional motion at the end part of the welding tool head 5 and combined with the tangential vibration z, so that the welding tool head 5 outputs three-dimensional coupling vibration, and the high-efficiency and high-quality welding of micro parts such as membranes and the like can be realized.
Example two
The present embodiment is different from the first embodiment only in that: as shown in fig. 2 and 3, the welding module of the present embodiment is a welding tool head 5, and the welding tool head 5 is connected to the second output mounting position 8. When the ultrasonic welding device works, the welding tool head 5 can output longitudinal vibration, and plastic part welding can be realized.
Other structures of the present embodiment are consistent with the present embodiment.
EXAMPLE III
The present embodiment is different from the first embodiment only in that: as shown in fig. 2 and 4, the welding module of the present embodiment is a welding tool head 5, and the welding tool head 5 is connected to the output mounting position three 9. When the ultrasonic welding device works, the longitudinal vibration x and the tangential vibration z output by the cross-shaped amplitude transformer 3 are synthesized into torsional motion at the end part of the welding tool head 5 and combined with the transverse vibration y, so that the welding tool head 5 can output three-dimensional coupling vibration, and plastic part welding can be realized.
Other structures of the present embodiment are consistent with the present embodiment.
Example four
The present embodiment is different from the first embodiment only in that: as shown in fig. 5, the output end of this embodiment is a vertically-connected end portion 10, and both of the vertically-connected end portions 10 can be used as output ends of a cruciform horn. The vertical line is perpendicular to the input end and a line connecting opposite ends of the input end.
Other structures of the present embodiment are consistent with the present embodiment.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (10)
1. An ultrasonic welding amplitude changing mechanism is characterized in that: the ultrasonic welding amplitude varying mechanism comprises a cross-shaped amplitude varying device; one end of the cross-shaped amplitude transformer is an input end, the end part far away from the input end is an output end, and the output end is provided with three output mounting positions; the three output mounting positions are respectively a first output mounting position for outputting three-dimensional coupling vibration, a second output mounting position for outputting longitudinal vibration and a third output mounting position for outputting three-dimensional coupling vibration.
2. The ultrasonic welding horn of claim 1 wherein: the end part far away from the input end is taken as an output end: the end opposite to the input end is used as an output end;
or, the end far from the input end as the output end means: the end of the vertical connecting line is used as an output end, and the vertical connecting line is perpendicular to the connecting lines of the input end and the opposite ends of the input end.
3. The ultrasonic welding horn of claim 1 wherein: the output mounting position I, the output mounting position II and the output mounting position III are respectively arranged on three end faces of the output end; the three end faces are mutually vertical pairwise.
4. The ultrasonic welding horn of claim 3 wherein: the output mounting position is located on the front end face or the rear end face of the output end.
5. The ultrasonic welding horn of claim 4 wherein: and the first output mounting position is provided with a mounting boss.
6. The ultrasonic welding horn of claim 3 wherein: the output mounting position is two end faces of the output end.
7. The ultrasonic welding horn of claim 3 wherein: the output mounting position is located on the lower end face of the output end.
8. The ultrasonic welding horn of any one of claims 1 to 7, wherein: the ultrasonic welding amplitude changing mechanism also comprises an amplitude changer; the amplitude transformer is connected with the input end of the cross-shaped amplitude transformer.
9. An ultrasonic welding device, characterized in that: the ultrasonic welding horn of claim 8 wherein the ultrasonic welding apparatus further comprises a transducer, an ultrasonic generator, and a welding module; the ultrasonic generator, the transducer and the amplitude transformer are sequentially connected; and the welding module is connected with the first output mounting position, the second output mounting position or the third output mounting position.
10. The ultrasonic welding device of claim 9, wherein: when the welding module is connected with the output mounting position, the welding module is formed by connecting a waveform converter and a welding tool head, and the waveform converter is connected with the output mounting position;
when the welding module is connected with the second output mounting position or the third output mounting position, the welding module is a welding tool head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220162164.4U CN216802075U (en) | 2022-01-21 | 2022-01-21 | Ultrasonic welding luffing mechanism and ultrasonic welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220162164.4U CN216802075U (en) | 2022-01-21 | 2022-01-21 | Ultrasonic welding luffing mechanism and ultrasonic welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216802075U true CN216802075U (en) | 2022-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220162164.4U Active CN216802075U (en) | 2022-01-21 | 2022-01-21 | Ultrasonic welding luffing mechanism and ultrasonic welding device |
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| Country | Link |
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| CN (1) | CN216802075U (en) |
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2022
- 2022-01-21 CN CN202220162164.4U patent/CN216802075U/en active Active
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