CN220614965U

CN220614965U - Ultrasonic sealing device

Info

Publication number: CN220614965U
Application number: CN202322355922.1U
Authority: CN
Inventors: 黄清杰; 张栋旭
Original assignee: Greatview Aseptic Packaging Co Ltd
Current assignee: Greatview Aseptic Packaging Co Ltd
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2024-03-19
Anticipated expiration: 2033-08-31

Abstract

The application discloses ultrasonic sealing device, including safety cover, base member, set up the bonding tool on the base member, with the amplitude transformer that the bonding tool is connected, the outside of amplitude transformer is located to the safety cover seal cover, safety cover and bonding tool separation. The vibration damping device can avoid the influence of vibration of the welding head on components in the protective cover, so that the vibration damping performance is improved, and the ultrasonic sealing quality is improved.

Description

Ultrasonic sealing device

Technical Field

The application relates to the technical field of ultrasonic sealing, in particular to an ultrasonic sealing device.

Background

The ultrasonic sealing technology refers to that high-frequency oscillation is utilized to transmit sound waves to a welding surface of a sealed object (such as plastic) by an ultrasonic welding head, so that friction is generated between molecules of the sealed object instantly to reach a melting point, and the sealed object at the welding surface is welded, so that sealing is completed. Special equipment is needed for ultrasonic sealing, and the special equipment mainly comprises an ultrasonic vibrator, a welding head and a pressing machine. The ultrasonic vibrator can convert electric energy into mechanical vibration of ultrasonic waves, and energy is transferred to the welding head in a vibration mode. The horn is a component that is used to collect and transmit ultrasonic energy to the surface of the sealed object to generate heat. The shape and size of the bonding tool is determined by the material to be sealed. The pressing machine is used for applying a certain pressure to keep the sealed substance in position so as to smoothly complete the sealing process.

However, the ultrasonic horn may vibrate during operation, which may cause damage to other components of the ultrasonic sealing device. In the prior art, part of the scheme adopts a mode of directly adding a protective cover on a welding head to reduce adverse effects caused by vibration of the welding head, such as the scheme (figure 1) described in a patent document of CN101213069B, but the technical scheme directly fixedly connects the protective cover with the welding head through bolts, so that the sealing performance is poor; and the welding head is directly contacted with the protective cover, so that the damping property is poor, and the continuous vibration generated during the working of the welding head still can cause the damage to components in the protective cover.

Disclosure of Invention

In view of the above, the present application discloses an ultrasonic sealing device to overcome or at least partially solve the above-mentioned problems.

In order to achieve the above purpose, the technical scheme adopted in the application is as follows:

the utility model provides an ultrasonic wave sealing device, includes safety cover, base member, installs the bonding tool on the base member, the amplitude transformer of being connected with the bonding tool, and the safety cover includes top cap and curb plate, sealing connection between top cap and the curb plate, and the safety cover is installed in the outside of amplitude transformer, and the safety cover separates with the bonding tool.

Further, a groove is formed in the inner wall of the protective cover, a boss corresponding to the groove is arranged outside the amplitude transformer, and the protective cover is installed outside the amplitude transformer through the embedding of the groove and the boss.

Further, the groove is arranged on the inner wall of the side plate, and the top of the amplitude transformer is arranged with the top cover in a clearance way.

Further, the boss encircles the outside of setting in the amplitude transformer, and the recess encircles and sets up on the inner wall of curb plate.

Further, a sealing element is arranged in the groove, and the boss is abutted against the sealing element.

Further, the sealing member comprises two sealing rings which are oppositely arranged, and the boss is embedded between the two sealing rings.

Further, the side plates comprise an upper side plate and a lower side plate, concave tables corresponding to the positions of the upper side plate and the lower side plate are respectively arranged at the abutting positions, and the concave tables form the grooves after being abutted.

Further, the upper side plate and the lower side plate are provided with a plurality of corresponding assembly holes, and the upper side plate and the lower side plate are fastened and connected through the assembly holes.

Further, the application also includes a cable integrated plug disposed on a side plate or top cover of the protective cover.

Further, an air inlet component and an air outlet component are arranged on the cable integrated plug.

Further, an air inlet component is arranged on the cable integrated plug, and an air outlet component is also arranged on the side plate or the top cover; or the cable integrated plug is provided with an air outlet component, and the side plate or the top cover is also provided with an air inlet component.

Further, the air inlet component is an air inlet or an air inlet joint, and the air outlet component is an air outlet or an air outlet joint.

Further, the welding head is provided with side ears with symmetrical positions on two sides, and the welding head is arranged on the substrate through the side ears.

The application has the advantages that:

the sealing performance is good, and the protective cover and the top of the amplitude transformer form an independent space, so that the influence of a welding head is reduced;

the protective cover is separated from the welding head, so that the influence of vibration of the welding head on components in the protective cover is avoided;

the protective cover is not affected by vibration of the welding head, and the protective cover can be made of nonmetal materials with small density and light weight, so that the weight of equipment is reduced, the cost is reduced, and the stability of the equipment is improved;

the welding head is connected with the base body through the side lug structure, so that the influence of vibration on the base body during the working of the welding head can be further reduced, and the sealing quality is improved.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

fig. 1 is a diagram of a solution described in a patent document of background art CN 101213069B;

FIG. 2 is a schematic perspective view of the present application;

FIGS. 3-4 are schematic cross-sectional perspective views of the present application;

FIG. 5 is a schematic plan view of a cross-sectional view of the present application;

FIG. 6 is a schematic view of the structure of the horn and the side ears of the present application;

FIG. 7 is a schematic view of a cable integrated plug mounted to a side panel of a protective cover;

FIG. 8 is a schematic view of the installation of a cable integrated plug disposed on a boot top cover;

fig. 9a and 9b are schematic views of embodiments in which the air inlet and the air outlet are disposed in the cable integrated plug;

FIG. 10a is a schematic view of an embodiment in which an air inlet is provided in a cable integrated plug;

FIG. 10b is a schematic view of an embodiment of the cable integrated plug and outlet header of FIG. 10a disposed on different sides of a side plate;

FIG. 11 is a schematic view of the cable assembly plug of FIG. 10a disposed on a top cover and an outlet header disposed on a side plate;

fig. 12a is a schematic view of an embodiment in which the air outlet is provided in the cable integration plug 15;

FIG. 12b is a schematic view of an embodiment of the cable integration plug and air inlet connector of FIG. 12a disposed on different sides of a side plate;

FIG. 13 is a schematic view of the cable integration plug of FIG. 12a disposed on a top cover and an air inlet connector disposed on a side plate;

fig. 14 to 17 are schematic structural views of the top cover, the upper side plate, and the lower side plate of the protective cover in the present application.

In the figure: 1. a base; 11. welding head; 110. a lateral ear; 12. a horn; 120. a boss; 121. the top of the amplitude transformer; 13. a protective cover; 130. a groove; 131. a top cover; 132. a side plate; 1320. a concave table; 1321. an upper side plate; 1322. a lower side plate; 14. a seal ring; 15. a cable integrated plug; 151. an air intake member; 152. an air outlet member; 16. and (5) assembling holes.

Detailed Description

The following describes in detail the technical solutions provided by the embodiments of the present application with reference to the accompanying drawings.

Referring to fig. 2-5, in an embodiment of the ultrasonic sealing device of the present application, the ultrasonic sealing device comprises a protecting cover 13, a base 1, a welding head 11 arranged on the base 1, and an amplitude transformer 12 connected with the welding head 11, wherein the protecting cover 13 is sealed and sleeved on the outer side of the amplitude transformer 12, the protecting cover 13 is not in direct contact with the welding head 11, and the protecting cover 13 and the welding head 11 are separated from each other, so that the protecting cover 13 is prevented from continuously vibrating the welding head 11 to influence components in the protecting cover 13, and the protecting cover 13 is made of a nonmetallic material with low density and light weight, so that the weight of equipment is reduced, the cost is reduced, and the running stability of the equipment is improved.

Referring to fig. 3-5, fig. 3 and 4 are schematic perspective views of the embodiment cut along the horizontal direction, the inner wall of the protective cover 13 is provided with a groove 130, the outside of the horn 12 is provided with a boss 120 corresponding to the position of the groove 130 on the inner wall of the protective cover, the protective cover 13 of the embodiment is sleeved on the outer side of the horn 12 in a manner of jogging the groove 130 and the boss 120, compared with the traditional bolt connection, the mounting of the protective cover 13 in the jogging manner of the embodiment can avoid the welding head 11 from being loosened by vibration when working for a long time, so that the protective cover 13 is separated or loosened by vibration.

In a further embodiment, the protecting cover 13 comprises a top cover 131 and a side plate 132, the top cover 131 is in sealing connection with the side plate 132, the groove 130 is formed in the inner wall of the side plate 132, the end face, close to the top cover 131, of the amplitude transformer 12 is the top 121 of the amplitude transformer, the top 121 of the amplitude transformer is in clearance arrangement with the top cover 131, namely a clearance exists between the top 121 of the amplitude transformer and the top 121 of the amplitude transformer, and an independent space is formed between the top cover 131 of the protecting cover 13 and the top 121 of the amplitude transformer, so that the influence of a welding head is further reduced. In this embodiment, the boss 120 is disposed circumferentially about the exterior of the horn 12, and the boss 120 is positioned adjacent the top 121 of the horn.

In an embodiment of the present application, a sealing member may be further disposed in the groove 130, where the boss 120 abuts against the sealing member, further, as shown in fig. 4, the sealing member includes two sealing rings 14 disposed oppositely, and the boss 120 is embedded between the two sealing rings 14, so as to further enhance the sealing performance and the damping performance.

The structure and connection schematic diagram of the protective cover 13 can refer to fig. 14-17, the groove 130 is disposed around the inner wall of the side plate 132, and for improving the convenience of assembly, the side plate 132 is composed of an upper side plate 1321 and a lower side plate 1322, the abutment positions of the upper side plate 1321 and the lower side plate 1322 are respectively provided with a concave table 1320 corresponding to the positions, and the concave table 1320 on the upper side plate 1321 abuts against the concave table 1320 on the lower side plate 1322 to form the groove 130. Further, the upper side plate 1321 and the lower side plate 1322 are provided with a plurality of corresponding assembly holes 16, and the upper side plate 1321 and the lower side plate 1322 can be fastened and connected through the assembly holes 16.

In one embodiment of the present application, referring to fig. 5 and 6, both sides of the welding head 11 are provided with side ears 110 that are symmetrical in position, the welding head 11 is mounted on the base 1 of the apparatus through the side ears 110, and the portion of the welding head 11 of the present embodiment other than the side ears 110 is not in direct contact with the base 1 of the apparatus. Due to the side ears 110, the ultrasonic waves transversely attenuate and the abnormal shape weaken when the welding head 11 works, the welding head 11 is arranged on the base body 1 through the side ears 110, adverse effects of vibration generated by the welding head 11 in working on the base body 1 and other components of the ultrasonic sealing device can be further reduced, effective work of the ultrasonic waves only acts on the transverse sealing surface of the sealed object, and sealing quality can be effectively improved.

In an embodiment of the present application, the ultrasonic sealing device further includes a cable integration plug 15, as shown in fig. 7 and 8, the cable integration plug 15 may be disposed on the side plate 132 or on the top cover 131, the cable integration plug 15 may not need to additionally provide a cable interface on the protection cover 13, and the cable integration plug 15 is configured to concentrate all cables together for installation, so that the wire inlet and outlet and the wire connection are more convenient, the disassembly is also more convenient, the damage of components caused by disassembly is avoided, and the tightness of the protection cover 13 is also better.

In order to cool the apparatus, in one embodiment of the present application, an air inlet component and an air outlet component are further provided, which are respectively used for introducing and discharging the cooling air, the air inlet component 151 may be provided as an air inlet or an air inlet connector, the air outlet component 152 may be provided as an air outlet or an air outlet connector, and the types of the air inlet component and the air outlet component may be selected according to specific use cases, which will be described only as examples. The mounting manners of the air inlet component 151 and the air outlet component 152 in the present application include, but are not limited to, the following embodiments:

as shown in fig. 9a and 9b, the air inlet part 151 is provided as an air inlet, and the air outlet part 152 is provided as an air outlet, both of which are provided in the cable integration plug 15, and the cable integration plug 15 may be provided on the side plate 132 or the top cover 131 as shown in fig. 7 and 8, respectively.

Referring to fig. 10a, in this embodiment, the air inlet member 151 is configured as an air inlet, the air inlet is disposed in the cable assembly plug 15, the air outlet member 152 is configured as an air outlet connector, and the cable assembly plug 15 and the air outlet connector may be disposed on the side plate 132 or the top cover 131, respectively. In order to allow the cooling gas to sufficiently circulate, it is preferable that the gas outlet connector and the gas inlet located in the cable assembly plug 15 are provided on the side plate 132 or the top cover 131, respectively, as shown in fig. 11, the gas outlet connector 152 is provided on the side plate 132, and the cable assembly plug 15 is provided on the top cover 131; the cable assembly plug 15 may also be disposed on the side plate 132 and the air outlet connector may be disposed on the top cover 131. In addition, the outlet fitting and the air inlet 151 located in the cable integration plug 15 may also be preferably provided on two sides adjacent to or opposite to the side plate 132, respectively, as referring to fig. 10b, the outlet fitting 152 and the cable integration plug 15 are provided on two sides adjacent to the side plate 132; the outlet fitting 152 and the cable integration plug 15 may also be disposed on opposite sides of the side plate 132, such as on the top and bottom sides of the side plate 132, respectively, or on the left and right sides of the side plate 132, respectively.

Referring to fig. 12a, in this embodiment, the air outlet member 152 is configured as an air outlet, the air outlet is disposed in the cable integration plug 15, the air inlet member 151 is configured as an air inlet connector, and the cable integration plug 15 and the air inlet connector may be disposed on the side plate 132 or the top cover 131, respectively. In order to allow the cooling gas to sufficiently circulate, it is preferable that the air inlet connector and the air outlet located in the cable assembly plug 15 are provided on the side plate 132 or the top cover 131, respectively, as shown in fig. 13, the air inlet connector 151 is provided on the side plate 132, and the cable assembly plug 15 is provided on the top cover 131; the cable integration plug 15 may also be provided on the side plate 132, and the air intake connector may be provided on the top cover 131. Further, the air inlet connector 151 and the air outlet 152 located in the cable integration plug 15 may also be preferably provided on two sides adjacent to or opposite to the side plate 132, respectively, as referring to fig. 12b, the air inlet connector 151 and the cable integration plug 15 are provided on two sides adjacent to the side plate 132; the air intake connector 151 and the cable integration plug 15 may also be provided on opposite sides of the side plate 132, such as on the top and bottom sides of the side plate 132, respectively, or on the left and right sides of the side plate 132, respectively.

The foregoing is merely a specific embodiment of the utility model and other modifications and variations can be made by those skilled in the art in light of the above teachings. It is to be understood by persons skilled in the art that the foregoing detailed description is provided for the purpose of illustrating the utility model more fully, and that the scope of the utility model is defined by the appended claims.

Claims

1. The utility model provides an ultrasonic wave sealing device, includes safety cover, base member, installs the bonding tool on the base member, the amplitude transformer of being connected with the bonding tool, the safety cover includes top cap and curb plate, the top cap with sealing connection between the curb plate, its characterized in that, the safety cover is installed the outside of amplitude transformer, the safety cover with the bonding tool separation.

2. The ultrasonic sealing device according to claim 1, wherein a groove is provided in an inner wall of the protective cover, a boss corresponding to the groove is provided outside the horn, and the protective cover is mounted outside the horn by fitting the groove and the boss.

3. The ultrasonic sealing device of claim 2 wherein said groove is disposed on an inner wall of said side panel and wherein a top of said horn is disposed in spaced relation to said cap.

4. The ultrasonic sealing device of claim 3 wherein said boss is circumferentially disposed on the exterior of said horn and said groove is circumferentially disposed on the inner wall of said side plate.

5. The ultrasonic sealing device of claim 4, wherein a seal is disposed within the recess, the boss abutting the seal.

6. The ultrasonic sealing device of claim 5, wherein the seal comprises two oppositely disposed sealing rings, the boss being engaged between the two sealing rings.

7. The ultrasonic sealing device according to claim 6, wherein the side plates comprise an upper side plate and a lower side plate, concave tables corresponding to the abutting positions of the upper side plate and the lower side plate are respectively formed, and the concave tables form the grooves after abutting.

8. The ultrasonic sealing device according to claim 7, wherein the upper side plate and the lower side plate are provided with a plurality of corresponding assembly holes, and the upper side plate and the lower side plate are fastened and connected through the assembly holes.

9. The ultrasonic sealing device of claim 1, further comprising a cable-integrated plug disposed on the side panel or the top cover of the protective cover.

10. The ultrasonic sealing device of claim 9, wherein the cable-integrated plug is provided with an air inlet component and an air outlet component.

11. The ultrasonic sealing device of claim 9, wherein an air inlet component is arranged on the cable integrated plug, and an air outlet component is also arranged on the side plate or the top cover; or the cable integrated plug is provided with an air outlet component, and the side plate or the top cover is also provided with an air inlet component.

12. The ultrasonic sealing device of any one of claims 10-11, wherein the gas inlet component is a gas inlet or a gas inlet fitting and the gas outlet component is a gas outlet or a gas outlet fitting.

13. The ultrasonic sealing device according to any one of claims 1 to 11, wherein the horn is provided on both sides with side ears that are symmetrical in position, the horn being mounted on the base body by the side ears.