CN116372347A - Ultrasonic torsion type welding device - Google Patents
Ultrasonic torsion type welding device Download PDFInfo
- Publication number
- CN116372347A CN116372347A CN202310252797.3A CN202310252797A CN116372347A CN 116372347 A CN116372347 A CN 116372347A CN 202310252797 A CN202310252797 A CN 202310252797A CN 116372347 A CN116372347 A CN 116372347A
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- Prior art keywords
- transducer
- connecting part
- rotating shaft
- ultrasonic
- ultrasonic torsional
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- 238000003466 welding Methods 0.000 title claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000003321 amplification Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Classifications
-
- 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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/10—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating making use of vibrations, e.g. ultrasonic 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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/26—Auxiliary equipment
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The invention discloses an ultrasonic torsional welding device which comprises a first transducer, a second transducer and an amplitude changing component, wherein the amplitude changing component comprises a body, a rotating shaft extending outwards is arranged at the center of a first side surface of the body, a first connecting part and a second connecting part are symmetrically arranged on the second side surface of the body on two sides of the rotating shaft, a first end of the first transducer is detachably arranged on the first connecting part, a second end of the first transducer is connected with an ultrasonic generator, a first end of the second transducer is detachably arranged on the second connecting part, a second end of the second transducer is connected with the ultrasonic generator, and the mechanical force transmitted to the first connecting part by the first transducer is opposite to the mechanical force transmitted to the second connecting part by the second transducer. The ultrasonic torsional welding device not only realizes that two transducers are completely in longitudinal vibration, but also has good vibration balance and prolongs the service life of the transducers; and the amplification ratio is convenient to adjust, and the later maintenance and installation are convenient.
Description
Technical Field
The invention belongs to the technical field of ultrasonic welding, and particularly relates to an ultrasonic torsion type welding device.
Background
As is well known, an ultrasonic welding apparatus converts the current 50/60Hz electric frequency into 20KHz or 40KHz electric energy by a transistor function device, and supplies the electric energy to a converter. The converter converts the electric energy into mechanical vibration energy for ultrasonic waves, and the pressure regulating device is responsible for transmitting the converted mechanical energy to a welding head of the ultrasonic welding machine. The bonding tool is an acoustic device that transmits mechanical vibration energy directly to the product to be bonded.
The invention patent with publication number CN103025469B discloses a torsional ultrasonic welding device, an ultrasonic welding device and a method for forming welding connection through ultrasonic waves, wherein two transducers are connected with a torsional vibration element through an amplitude rod, and the amplitude rod is fixed on the side wall of the torsional vibration element through welding because the torsional vibration element is a cylinder.
Disclosure of Invention
The invention aims to provide an ultrasonic torsional welding device, which solves the problem that the torsional ultrasonic welding device in the prior art is difficult to be in complete longitudinal vibration.
To achieve the purpose, the invention adopts the following technical scheme:
an ultrasonic torsional welding device comprising a horn, wherein,
the amplitude varying component comprises a body which is of a cuboid structure as a whole, a rotating shaft which extends outwards is arranged at the center of a first side surface of the body, the rotating shaft is perpendicular to the first side surface, at least one group of connecting parts are arranged on a second side surface of the body, each group of connecting parts comprises a first connecting part and a second connecting part, the first connecting part and the second connecting part are symmetrically arranged on two sides of the rotating shaft, and the second side surface and the first side surface extend along the length direction of the body and are perpendicular to each other;
the first end of the first energy converter is detachably arranged on the first connecting part, the second end of the first energy converter is connected with the ultrasonic generator,
the first end of the second transducer is detachably arranged on the second connecting part, the second end of the second transducer is connected with the ultrasonic generator,
the mechanical force transmitted to the first connecting part by the first transducer is opposite to the mechanical force transmitted to the second connecting part by the second transducer, so that the rotating shaft is twisted.
Optionally, a boss is disposed on a third side opposite to the first side, and the boss is disposed concentrically with the rotating shaft.
Optionally, the first connecting portion and the second connecting portion are both perpendicular to the second side and extend towards the outside of the second side, and the two connecting bosses are identical in height and are both configured to be capable of transmitting complete longitudinal vibration waves.
Optionally, the first ends of the first transducer and the second transducer are both mounted on the two connection bosses through a threaded structure.
Optionally, the rotating shaft and the body are of an integrated structure, and a circle of chamfer for stress concentration removal is formed at the joint of the rotating shaft and the body.
Optionally, the rotating shaft and the body are of a split structure, an assembly hole is formed in the body, and the rotating shaft is fixedly installed in the assembly hole in an anti-rotating mode.
Optionally, the boss and the body are an integral structure.
Optionally, a mounting hole is formed at the outer end of the rotating shaft, and the welding head is detachably mounted in the mounting hole.
Optionally, the connection parts of the first connection part and the second connection part and the body all adopt arc transition to reduce stress concentration.
Optionally, the boss and the body are split mechanisms, and the boss is detachably mounted on the body.
Compared with the prior art, the ultrasonic torsional welding device has the beneficial effects that the first connecting part and the second connecting part are symmetrically arranged on the body by taking the rotating shaft as the center, and the first transducer and the second transducer are respectively arranged on the first connecting part and the second connecting part in a detachable manner, so that the two transducers are completely in a longitudinal vibration state, the vibration balance is good, the long-term stable work of the two transducers is ensured, and the service life of the transducers is prolonged; and the two transducers and the amplitude changing component are detachably arranged, so that the amplification ratio can be conveniently adjusted, and the later maintenance and installation are convenient.
Drawings
Fig. 1 is a schematic perspective view of an ultrasonic torsional welding device according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of a body of an ultrasonic torsional welding device according to an embodiment of the present invention;
fig. 3 is a schematic front view of a body of an ultrasonic torsional welding device according to an embodiment of the present invention;
fig. 4 is a schematic bottom view of a body of an ultrasonic torsional welding device according to an embodiment of the present invention.
The following reference numerals are included in fig. 1 to 4:
a first transducer 10;
a second transducer 20;
the variable-amplitude component 30 comprises a body 31, a first side surface 32, a rotating shaft 33, a second side surface 34, a first connecting part 35, a second connecting part 36, a third side surface 37 and a boss 38;
a nut 40;
chamfering 50.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 4, an embodiment of the present invention provides an ultrasonic torsional welding device, which includes a first transducer 10, a second transducer 20 and a luffing component 30, wherein the luffing component 30 includes a body 31 with a rectangular structure as a whole, a rotating shaft 33 extending outwards is disposed at a center of a first side 32 of the body 31, the rotating shaft 33 is disposed perpendicularly to the first side 32, a first connecting portion 35 and a second connecting portion 36 are symmetrically disposed on a second side 34 of the body 31 on two sides of the rotating shaft 33, the first connecting portion 35 and the second connecting portion 36 are used as a group of connecting portions, and the second side 34 and the first side 32 extend along a length direction of the body 31 and are mutually perpendicular; the first end of the first transducer 10 is detachably mounted on the first connecting portion 35, the second end of the first transducer 10 is connected with an ultrasonic generator, the first end of the second transducer 20 is detachably mounted on the second connecting portion 36, the second end of the second transducer 20 is connected with the ultrasonic generator, and the mechanical force transmitted by the first transducer 10 to the first connecting portion 35 is opposite to the mechanical force transmitted by the second transducer 20 to the second connecting portion 36.
It can be seen that, by balancing the amplitude member 30, the first connecting portion 35 and the second connecting portion 36 are symmetrically disposed on the body 31 about the rotation axis 33, and the first transducer 10 and the second transducer 20 are detachably disposed on the first connecting portion 35 and the second connecting portion 36, respectively, such that the mechanical force transmitted from the first transducer 10 to the first connecting portion 35 is opposite to the mechanical force transmitted from the second transducer 20 to the second connecting portion 36, that is, when the first transducer 10 transmits a pushing force to the first connecting portion 35, the second transducer 20 transmits a pulling force to the second connecting portion 36, and when the first transducer 10 transmits a pulling force to the first connecting portion 35, the second transducer 20 transmits a pushing force to the second connecting portion 36, so as to twist the rotation axis 33. The two transducers are completely in a longitudinal vibration state, the vibration balance is good, the long-term stable operation of the two transducers is ensured, and the service life of the transducers is prolonged; and the two transducers and the amplitude changing component are detachably arranged, so that the amplification ratio can be conveniently adjusted, and the later maintenance and installation are convenient.
Of course, according to specific needs, two or more groups of connecting portions are disposed on the second side of the body 31, each group of connecting portions includes a first connecting portion 35 and a second connecting portion 36, and the first connecting portion 35 and the second connecting portion 36 of each group of connecting portions are symmetrically disposed on two sides of the rotating shaft 33, so as to increase the power of the welding device.
As an embodiment, the body 31 is provided with a boss 38 on a third side 37 opposite to the first side 32, the boss 38 being disposed concentrically with the rotation shaft 33.
It can be seen that by providing the boss 38, the fixation and pressurization at the time of welding can be facilitated.
Preferably, the boss 38 and the body 31 are integrally formed, and the boss 38 is cylindrical and has the same radius as the rotating shaft 33. To facilitate machining of boss 38.
Alternatively, the boss 38 and the body 31 are in a split structure, and the boss 38 is detachably mounted on the body 31 through a threaded structure. Facilitating replacement of boss 38.
As an embodiment, the first connection portion 35 and the second connection portion 36 are connection bosses perpendicular to the second side surface 34 and extending toward the outside of the second side surface 34, and the two connection bosses have the same height and are configured to transmit the complete longitudinal vibration wave.
It can be seen that by providing both the first connection portion 35 and the second connection portion 36 as connection bosses, the first connection portion 35 and the second connection portion 36 are enabled to transmit the complete longitudinal vibration wave.
Preferably, the first connecting portion 35 and the second connecting portion 36 are all square connecting bosses, and the connection positions of the first connecting portion 35 and the second connecting portion 36 and the body 31 are all in arc transition so as to reduce stress concentration.
As an embodiment, the first ends of the first transducer 10 and the second transducer 20 are each mounted on two connection bosses by a screw structure.
Specifically, screw holes 39 are formed at the centers of the first connecting portion 35 and the second connecting portion 36, and the first transducer 10 and the second transducer 20 are respectively mounted on the first connecting portion 35 and the second connecting portion 36 through external threads and fastened by nuts 40.
It can be seen that the first transducer 10 and the second transducer 20 are mounted on the body 31 by a screw structure, simplifying the mounting structure, and facilitating replacement and maintenance.
As an embodiment, the rotating shaft 33 and the body 31 are integrally formed, and a circle of chamfer 50 for relieving stress concentration is formed at the joint of the rotating shaft 33 and the body 31.
It can be seen that the rotation shaft 33 and the body 31 are designed into an integral structure, so that the processing is convenient, the energy transmission attenuation is small, the stress concentration is greatly reduced due to the arrangement of the chamfer 50, and the rotation shaft 33 is prevented from being bent or broken due to the stress concentration.
As an embodiment, the rotating shaft 33 and the body 31 are in a split structure, the body 31 is provided with an assembly hole, and the rotating shaft 33 is fixedly installed in the assembly hole.
It can be seen that the rotation shaft 33 and the body 31 are designed as a split mechanism, so that the rotation shaft 33 can be replaced conveniently, which is beneficial to reducing the cost.
In one embodiment, the outer end of the rotating shaft 33 is provided with a mounting hole, and the welding head is detachably mounted in the mounting hole. Preferably, the mounting hole is a threaded hole.
It can be seen that the welding head is mounted on the rotating shaft 33 by a screw structure, which facilitates the mounting and replacement of the welding head.
It should be noted that the ultrasonic torsional welding device can be used for welding metal or nonmetal products.
The above embodiments merely illustrate the basic principles and features of the present invention, and the present invention is not limited to the above examples, but can be variously changed and modified without departing from the spirit and scope of the present invention, which is within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An ultrasonic torsional welding device, characterized in that the ultrasonic torsional welding device comprises a luffing component, wherein,
the amplitude varying component comprises a body which is of a cuboid structure as a whole, a rotating shaft which extends outwards is arranged at the center of a first side surface of the body, the rotating shaft is perpendicular to the first side surface, at least one group of connecting parts are arranged on a second side surface of the body, each group of connecting parts comprises a first connecting part and a second connecting part, the first connecting part and the second connecting part are symmetrically arranged on two sides of the rotating shaft, and the second side surface and the first side surface extend along the length direction of the body and are perpendicular to each other;
the first end of the first energy converter is detachably arranged on the first connecting part, the second end of the first energy converter is connected with the ultrasonic generator,
the first end of the second transducer is detachably arranged on the second connecting part, the second end of the second transducer is connected with the ultrasonic generator,
the mechanical force transmitted to the first connecting part by the first transducer is opposite to the mechanical force transmitted to the second connecting part by the second transducer, so that the rotating shaft is twisted.
2. The ultrasonic torsional welding apparatus of claim 1, wherein the body is provided with a boss on a third side opposite the first side, the boss being disposed concentric with the rotational axis.
3. The ultrasonic torsional welding device of claim 1 or 2, wherein the first and second connection portions are connection bosses extending perpendicular to and outward of the second side, the connection bosses being the same height and both configured to transmit a complete longitudinal vibration wave.
4. The ultrasonic torsional welding apparatus of claim 3, wherein the first ends of the first transducer and the second transducer are each mounted to two of the connection bosses by a threaded structure.
5. The ultrasonic torsional welding device according to claim 1, wherein the rotating shaft and the body are of an integrated structure, and a circle of chamfer for stress concentration removal is formed at the joint of the rotating shaft and the body.
6. The ultrasonic torsional welding device according to claim 1, wherein the rotating shaft and the body are of a split structure, an assembly hole is formed in the body, and the rotating shaft is fixedly installed in the assembly hole in an anti-rotating mode.
7. The ultrasonic torsional welding apparatus of claim 2, wherein the boss is of unitary construction with the body.
8. The ultrasonic torsional welding apparatus of claim 1, wherein the outer end of the shaft defines a mounting hole, and the welding head is removably mounted in the mounting hole.
9. The ultrasonic torsional welding apparatus of claim 3, wherein the first and second connection portions each have a rounded transition at a junction with the body.
10. The ultrasonic torsional welding apparatus of claim 2 wherein the boss and the body are a split mechanism, the boss being removably mounted to the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310252797.3A CN116372347A (en) | 2023-03-16 | 2023-03-16 | Ultrasonic torsion type welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310252797.3A CN116372347A (en) | 2023-03-16 | 2023-03-16 | Ultrasonic torsion type welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116372347A true CN116372347A (en) | 2023-07-04 |
Family
ID=86963994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310252797.3A Pending CN116372347A (en) | 2023-03-16 | 2023-03-16 | Ultrasonic torsion type welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116372347A (en) |
-
2023
- 2023-03-16 CN CN202310252797.3A patent/CN116372347A/en active Pending
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