CN213916625U - Ultrasonic welding structure - Google Patents
Ultrasonic welding structure Download PDFInfo
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- CN213916625U CN213916625U CN202022721813.3U CN202022721813U CN213916625U CN 213916625 U CN213916625 U CN 213916625U CN 202022721813 U CN202022721813 U CN 202022721813U CN 213916625 U CN213916625 U CN 213916625U
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Abstract
An ultrasonic welding structure comprises a first shell and a second shell, wherein a first lateral depending part is arranged on the first shell, and a second lateral depending part is arranged on the second shell; the first shell is in interference scarf joint with the second lateral depending part of the second shell through the first lateral depending part; first side rely on portion and second side rely on between the portion through the mutual butt fusion of ultrasonic wave after first, second casing interference scarf joint to it is fixed to realize the side direction butt fusion between first casing and the second casing. The utility model discloses an above-mentioned structure's improvement utilizes scarf joint and side direction ultrasonic fusion to mutually support, makes and to realize firm assembly between first casing and the second casing, and then ensures that any fracture can not appear after first, the second casing assembly or break away from the problem, increase of service life.
Description
Technical Field
The utility model relates to an ultrasonic wave butt fusion structure.
Background
As shown in fig. 15 and 16, the upper cover 1 'is provided with an upper flat surface 2', and the lower cover 3 'is provided with a lower flat surface 4'. When the upper cover 1 'and the lower cover 3' are assembled, the welding is completed between the upper plane 2 'and the lower plane 4' by using an ultrasonic welding line or a welding point, and then the fixed assembly of the upper cover 1 'and the lower cover 3' is realized. However, since the surfaces of the upper plane 2 'and the lower plane 4' are both horizontally arranged, the ultrasonic welding effect of the two planes is poor; when the upper cover 1 'and the lower cover 3' are used for a long time or are impacted by vibration, falling or the like, the welding part of the upper plane 2 'and the lower plane 4' is easy to crack or separate, and the assembly stability and the service life between the upper cover 1 'and the lower cover 3' are affected. Therefore, there is a need for further improvement
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an ultrasonic wave butt fusion structure to it is poor to overcome prior art midplane ultrasonic welding effect, assembles unstable weak point.
An ultrasonic fusion joining structure designed according to this purpose includes first casing and second casing, its characterized in that: the first shell is provided with a first lateral depending part, and the second shell is provided with a second lateral depending part; the first shell is in interference scarf joint with the second lateral depending part of the second shell through the first lateral depending part; first side rely on portion and second side rely on between the portion through the mutual butt fusion of ultrasonic wave after first, second casing interference scarf joint to it is fixed to realize the side direction butt fusion between first casing and the second casing.
The first lateral leaning part is obliquely or vertically arranged on the first shell; the second lateral leaning part is obliquely or vertically arranged on the second shell; the first shell is embedded on the second lateral leaning part of the second shell in an inclined or vertical interference mode through the first lateral leaning part.
The first lateral leaning part is obliquely arranged on the first shell; the second lateral leaning part is obliquely arranged on the second shell; wherein, the inclined direction of the first lateral leaning part and the inclined direction of the second lateral leaning part correspond to each other.
The first shell is provided with a first opening, and the first lateral leaning part is annularly and obliquely arranged on the inner side or the outer side of the first opening; the second shell is provided with a second opening, and the second lateral leaning part is annularly and obliquely arranged on the inner side or the outer side of the second opening.
The first lateral leaning part is annularly and obliquely arranged on the inner side of the first opening; the second lateral depending part is annularly and obliquely arranged outside the second opening; wherein, the direction that the slope of first side dependence portion set up and the direction that the slope of second side dependence portion set up are parallel to each other, and the inclination of the two forms 0.5 degree to 15 degrees contained angles with the vertical direction respectively.
The first shell is provided with a first positioning step, and the second shell is provided with a second positioning step; the first shell is positioned and acted on the second positioning step of the second shell through the first positioning step during assembly.
The first positioning step is positioned on the outer side or the inner side of the first lateral depending part and is annularly arranged on the first opening; the second positioning step is positioned on the outer side or the inner side of the second lateral depending part and is annularly arranged on the second opening.
The first lateral leaning portion surface is planar, or the first lateral leaning portion surface is annularly provided with a step position, or the first lateral leaning portion surface is annularly provided with a wave position, or the first lateral leaning portion surface is annularly provided with a polygonal position.
The surface of the second lateral leaning part is planar, or a step position is annularly arranged on the surface of the second lateral leaning part, or a wave position is annularly arranged on the surface of the second lateral leaning part, or a polygonal position is annularly arranged on the surface of the second lateral leaning part.
The utility model discloses an improvement of above-mentioned structure is provided with first side direction dependence portion and second side direction dependence portion respectively on first, second casing. When the assembly, first casing relies on the mutual interference scarf joint of the second side of portion through first side direction and second casing, because be mutual interference scarf joint between first casing and the second casing, consequently can improve the assembly stability of the two, can realize certain fastness after making the two assemble, makes things convenient for the follow-up processing of first casing and second casing to fix.
First side relies on the portion and the second side relies on between the portion through the mutual butt fusion of ultrasonic wave after first, second casing interference scarf joint to it is fixed to realize the side direction butt fusion between first casing and the second casing. When the first shell and the second shell are closed by ultrasonic waves, the first lateral depending part and the second lateral depending part are in contact with each other to generate friction heat so as to be mutually melted, so that the first shell and the second shell are conveniently welded; when the ultrasonic wave is removed, the first lateral leaning part and the second lateral leaning part are welded and fixed together, so that the stable assembly between the first shell and the second shell is ensured.
Because first side relies on portion and second side to rely on and has adopted the side direction butt fusion examination to fix between the portion, so can form the butt fusion position of many places between the two, first casing has a side and a horizontal plane closely to laminate at least with the second casing after the butt fusion, the centre can not be gapped, so long as live time, or meet vibrations, or when falling clashing into such as, can not lead to the dislocation, and because of the side can not appear fracture or break away from the problem with planar inseparable butt fusion between first casing and the second casing, thereby improve assembly stability and life between first casing and the second casing.
Simultaneously, interference welded fit between first side dependence portion and the second side dependence portion, its butt fusion fixing power is enough to prevent the fracture of first casing and second casing with the frictional force that breaks away from and breaks away from, make and form certain anti-cracking between first side dependence portion and the second side dependence portion, prevent moving back the position effect, the assembly fastness between first casing of its cooperation side direction butt fusion's use ability greatly increased and the second casing, and then ensure first, any fracture or the problem of breaking away from can not appear after the second casing assembly, further increase of service life.
In summary, the fixing device has the characteristics of simple and reasonable structure, firm assembly, high production efficiency, long service life, low manufacturing cost, easiness in production, easiness in realization and the like, can be widely applied to fixing of components such as charging equipment, household electrical appliances, industrial products and the like, and is wide in application range and strong in practicability.
Drawings
Fig. 1 is a schematic view of an assembly structure according to a first embodiment of the present invention.
Fig. 2 and 3 are schematic exploded structural views of the first embodiment of the present invention.
Fig. 4 is a schematic sectional exploded view of the first embodiment of the present invention.
Fig. 5 is a schematic view of a sectional assembly structure according to a first embodiment of the present invention.
Fig. 6 is an enlarged schematic view of a portion a in fig. 4.
Fig. 7 is an enlarged schematic view of a portion B in fig. 4.
Fig. 8 is an enlarged schematic view of the structure at C in fig. 5.
Fig. 9 is a schematic structural view of another application example of the second lateral leaning part according to the first embodiment of the present invention.
Fig. 10 is a schematic view of an assembly structure of another application example of the second lateral leaning part and the first lateral leaning part according to the first embodiment of the present invention.
Fig. 11 is a schematic structural view of a first lateral leaning part according to a second embodiment of the present invention.
Fig. 12 is an assembly structure diagram of the first lateral leaning part and the second lateral leaning part according to the second embodiment of the present invention.
Fig. 13 is a schematic structural view of a first lateral leaning part according to a third embodiment of the present invention.
Fig. 14 is an assembly structure diagram of the first lateral leaning part and the second lateral leaning part according to the third embodiment of the present invention.
Fig. 15 and 16 are schematic views of a conventional ultrasonic welding structure.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
First embodiment
Referring to fig. 1 to 10, the ultrasonic welding structure includes a first housing 1 and a second housing 2, wherein the first housing 1 is provided with a first lateral leaning portion 3, and the second housing 2 is provided with a second lateral leaning portion 4; the first housing 1 is in interference fit with a second lateral rest 4 of the second housing 2 via a first lateral rest 3.
A first lateral depending portion 3 and a second lateral depending portion 4 are provided on the first and second housings, respectively. During the assembly, first casing 1 relies on the mutual interference scarf joint of portion 4 through first side direction 3 and the second side direction of second casing 2, because be mutual interference scarf joint between first casing 1 and the second casing 2, consequently can improve the assembly stability of the two, can realize certain fastness after making the two assemble, and the follow-up processing of convenient first casing 1 and second casing 2 is fixed.
First side relies on 3 and the second side to rely on 4 between the portion between first, second casing interference scarf joint back through the mutual butt fusion of ultrasonic wave to it is fixed to realize the side fusion between first casing 1 and the second casing 2.
Specifically, when the first casing 1 and the second casing 2 are closed by ultrasonic waves, the first lateral depending part 3 and the second lateral depending part 4 are in contact with each other to generate friction heat so as to be melted with each other, so that the first casing 1 and the second casing 2 are convenient to weld; when the ultrasonic wave is removed, the first lateral depending portion 3 and the second lateral depending portion 4 are welded and fixed together, thereby ensuring a stable assembly between the first casing 1 and the second casing 2.
Wherein, the first lateral leaning part 3 is arranged on the first shell 1 in an inclined or vertical way; the second lateral depending part 4 is obliquely or vertically arranged on the second shell 2; the first shell 1 is embedded on the second lateral leaning part 4 of the second shell 2 through the first lateral leaning part 3 in an inclined or vertical interference manner.
Specifically, the first lateral depending portion 3 of the present embodiment is provided obliquely on the first housing 1; the second lateral leaning part 4 is obliquely arranged on the second shell 2; wherein, the incline direction of first lateral dependence portion 3 and the incline direction of second lateral dependence portion 4 correspond each other to the interference formula that realizes between first lateral dependence portion 3 and the second lateral dependence portion 4 is inlayed and is established the cooperation.
The slope between first lateral dependence portion 3 and the second lateral dependence portion 4 is inlayed and is established the effect and can be changed first casing 1, the atress direction of second casing 2, can form lateral friction between messenger's first casing 1 and the second casing 2, this lateral friction can offset the relative effort between first casing 1 and the second casing 2, can further guarantee that first casing 1 and second casing 2 can not appear strutting or the fracture problem when the assembly, and then reduce the second casing 1 and the assembly degree of difficulty of first casing 2, improve assembly stability.
As shown in fig. 6 and 7, the first laterally depending portion 3 and the second laterally depending portion 4 are in planar contact with each other.
That is, the surface of the first side supporting part 3 is planar, and the surface of the second side supporting part 4 is also planar, and the two parts are brought into contact with each other by the planar surfaces and are welded to each other by ultrasonic waves.
In addition, as shown in fig. 9 and 10, the surface of the first side supporting part 3 is planar, the surface of the second side supporting part 4 is annularly provided with a step 9, and the two parts are contacted with each other through the planar surface and the step 9 and are welded to each other by ultrasonic waves. By the above-mentioned contact between the flat surface and the step 9, the contact friction force between the first side depending part 3 and the second side depending part 4 can be increased, and the assembling stability of the both can be further improved.
The first shell 1 is provided with a first opening 5, and the first lateral depending part 3 is annularly and obliquely arranged on the inner side or the outer side of the first opening 5; the second shell 2 is provided with a second opening 6, and the second lateral depending part 4 is annularly and obliquely arranged on the inner side or the outer side of the second opening 6.
Further, the first lateral depending portion 3 is annularly and obliquely disposed inside the first opening 5; the second lateral depending part 4 is annularly and obliquely arranged outside the second opening 6; wherein, the direction that first side relies on 3 slope settings and the direction that second side relies on 4 slope settings are parallel to each other, and the inclination of the two forms 0.5 degree to 15 degrees contained angles with the vertical direction respectively.
For the convenience of assembly, a first positioning step 7 is arranged on the first shell 1, and a second positioning step 8 is arranged on the second shell 2; the first housing 1 is positioned by the first positioning step 7 during assembly and acts on the second positioning step 8 of the second housing 2.
The first positioning step 7 is positioned at the outer side or the inner side of the first lateral depending part 3 and is annularly arranged on the first opening 5; the second positioning step 8 is located outside or inside the second lateral depending portion 4 and is annularly disposed on the second opening 6.
The first positioning step 7 and the second positioning step 8 are abutted against each other and are welded with each other in a lateral ultrasonic mode. When the side direction butt fusion, first casing 1 just forms down the pressure and acts on second casing 2, makes first location step 7 plane laminating support and lean on second location step 8, and then guarantees that the phenomenon of dislocation aversion can not appear after the assembly between first casing 1 and the second casing 2.
Because first side relies on 3 and the second side to rely on and has adopted the side direction butt fusion examination to fix between the portion 4, so can form the butt fusion position of many places between the two, first casing 1 and second casing 2 have a side and a horizontal plane closely to laminate at least after the butt fusion, the centre can not be gapped, so long as live time, or meet vibrations, or when falling clashing into such as, can not lead to the dislocation, and because of the side can not appear the fracture or break away from the problem with planar inseparable butt fusion between first casing 1 and the second casing 2, thereby improve assembly stability and life between first casing 1 and the second casing 2.
Simultaneously, interference welded fit between first side dependence portion 3 and the second side dependence portion 4, its welding fixing power and the frictional force that breaks away from are enough to prevent the fracture of first casing 1 and second casing 2 and break away from, make and form certain fracture prevention between first side dependence portion 3 and the second side dependence portion 4, prevent the position effect that moves back, the use of its cooperation side direction welded can the greatly increased assembly fastness between first casing 1 and the second casing 2, and then ensure first, any fracture or the problem of breaking away from can not appear after the second casing assembly, further increase of service life.
Second embodiment
Referring to fig. 11 and 12, the present ultrasonic welding structure differs from the first embodiment in that: the first side relies on 3 surperficial annulars of portion to be provided with wave position 10, and second side relies on 4 surfaces to be planar, and the two contacts each other, and utilizes the ultrasonic wave to weld each other through planar surface and wave position 10. The planar surface and the wave position 10 are in contact with each other, so that the contact friction force between the first lateral leaning part 3 and the second lateral leaning part 4 can be improved, and the assembly stability of the two parts can be further improved.
The other parts not described are the same as those of the first embodiment.
Third embodiment
Referring to fig. 13 and 14, the present ultrasonic welding structure differs from the first embodiment in that: first side relies on 3 surperficial annulars of portion to be provided with polygon position 11, and polygon position 11 of this embodiment is trapezoidal, and second side relies on 4 surfaces to be planar, and first side relies on between 3 and the second side relies on 4 and contacts each other through planar surface and wave position 10, can improve the contact friction of the two, further improves the assembly stability of the two.
The other parts not described are the same as those of the first embodiment.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but rather that various changes and modifications may be made without departing from the spirit and scope of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (9)
1. An ultrasonic fusion bonding structure includes a first housing (1) and a second housing (2), characterized in that: a first lateral leaning part (3) is arranged on the first shell (1), and a second lateral leaning part (4) is arranged on the second shell (2); the first shell (1) is in interference scarf joint with a second lateral depending part (4) of the second shell (2) through the first lateral depending part (3); first side direction rely on portion (3) and second side direction to rely on between portion (4) through the mutual butt fusion of ultrasonic wave after first, second casing interference scarf joint to realize that the side direction butt fusion between first casing (1) and second casing (2) is fixed.
2. The ultrasonic fusion structure of claim 1, wherein: the first lateral depending part (3) is obliquely or vertically arranged on the first shell (1); the second lateral depending part (4) is obliquely or vertically arranged on the second shell (2); the first shell (1) is embedded on the second lateral depending part (4) of the second shell (2) in an inclined or vertical interference mode through the first lateral depending part (3).
3. The ultrasonic fusion structure of claim 2, wherein: the first lateral leaning part (3) is obliquely arranged on the first shell (1); the second lateral leaning part (4) is obliquely arranged on the second shell (2); wherein the inclination direction of the first lateral leaning part (3) and the inclination direction of the second lateral leaning part (4) correspond to each other.
4. The ultrasonic fusion structure of claim 3, wherein: the first shell (1) is provided with a first opening (5), and the first lateral leaning part (3) is annularly and obliquely arranged on the inner side or the outer side of the first opening (5); the second shell (2) is provided with a second opening (6), and the second lateral leaning part (4) is annularly and obliquely arranged on the inner side or the outer side of the second opening (6).
5. The ultrasonic fusion structure of claim 4, wherein: the first lateral depending part (3) is annularly and obliquely arranged on the inner side of the first opening (5); the second lateral depending part (4) is annularly and obliquely arranged on the outer side of the second opening (6); wherein, the direction that first side relies on portion (3) slope to set up is parallel to each other with the direction that second side relies on portion (4) slope to set up, and the inclination of the two forms 0.5 degree to 15 degrees contained angles with the vertical direction respectively.
6. The ultrasonic fusion structure of claim 4, wherein: a first positioning step (7) is arranged on the first shell (1), and a second positioning step (8) is arranged on the second shell (2); the first housing (1) is positioned and acted on a second positioning step (8) of the second housing (2) through the first positioning step (7) during assembly.
7. The ultrasonic fusion structure of claim 6, wherein: the first positioning step (7) is positioned at the outer side or the inner side of the first lateral depending part (3) and is annularly arranged on the first opening (5); the second positioning step (8) is positioned at the outer side or the inner side of the second lateral depending part (4) and is annularly arranged on the second opening (6).
8. The ultrasonic welded structure according to any one of claims 1 to 7, wherein: the surface of the first lateral leaning part (3) is planar, or a step (9) is annularly arranged on the surface of the first lateral leaning part (3), or a wave position (10) is annularly arranged on the surface of the first lateral leaning part (3), or a polygonal position (11) is annularly arranged on the surface of the first lateral leaning part (3).
9. The ultrasonic welded structure according to any one of claims 1 to 7, wherein: the surface of the second lateral leaning part (4) is planar, or a step (9) is annularly arranged on the surface of the second lateral leaning part (4), or a wave position (10) is annularly arranged on the surface of the second lateral leaning part (4), or a polygonal position (11) is annularly arranged on the surface of the second lateral leaning part (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022721813.3U CN213916625U (en) | 2020-11-20 | 2020-11-20 | Ultrasonic welding structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022721813.3U CN213916625U (en) | 2020-11-20 | 2020-11-20 | Ultrasonic welding structure |
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| CN213916625U true CN213916625U (en) | 2021-08-10 |
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| CN202022721813.3U Active CN213916625U (en) | 2020-11-20 | 2020-11-20 | Ultrasonic welding structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112317945A (en) * | 2020-11-20 | 2021-02-05 | 佛山市顺德区冠宇达电源有限公司 | Ultrasonic welding structure |
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2020
- 2020-11-20 CN CN202022721813.3U patent/CN213916625U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112317945A (en) * | 2020-11-20 | 2021-02-05 | 佛山市顺德区冠宇达电源有限公司 | Ultrasonic welding structure |
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