CN218517909U

CN218517909U - Noise reduction device

Info

Publication number: CN218517909U
Application number: CN202222502986.5U
Authority: CN
Inventors: 陈炜晨; 陈雄峰; 潘峰
Original assignee: Jiangxi Zhongzhiyan Technology Co ltd
Current assignee: Jiangxi Zhongzhiyan Technology Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-02-24
Anticipated expiration: 2032-09-19

Abstract

The utility model discloses a noise reduction device, which comprises a sound insulation seat for placing a weldment and a sound insulation cover for covering an ultrasonic welding head, wherein the top of the sound insulation seat is provided with an opening; the utility model discloses the sound-proof seat cooperation sound-proof housing that sets up can seal ultrasonic bonding tool and weldment between sound-proof seat and sound-proof housing when ultrasonic bonding tool welds the weldment, the influence of the noise that produces because of ultrasonic bonding tool and weldment secondary friction to welding personnel when effectively having reduced the welding, the whole device of making an uproar of falling is small moreover, and is with low costs, the sound-proof housing shifts up along with the ultrasonic bonding tool after the welding, realize the sound-proof housing and the autosegregation of sound-proof seat, compare in adopting and fall the case of making an uproar and effectively improved welding efficiency.

Description

Noise reduction device

Technical Field

The utility model relates to a technical field of making an uproar, in particular to device of making an uproar falls.

Background

Ultrasonic welder acoustic systems typically use frequencies in the range of 15Khz to 40Khz, and machines below 28Khz can have harsh acoustic noise. These high and low frequency vibrations (sounds) sometimes cause headache, fatigue, and even dizziness, nausea, vomiting, and hearing loss.

The ultrasonic welding machine commonly used in the market is 20Khz and 15KHZ, and mainly comprises an energy converter, an amplitude transformer and a welding head, wherein the energy converter converts electric energy into mechanical energy, then the amplitude transformer amplifies the mechanical energy, and finally the mechanical energy is transmitted to a weldment through the welding head matched with the geometric shape of the weldment, and ultrasonic sound emitted by ultrasonic waves is inaudible to human ears.

The noise emitted by the ultrasonic welding machine is caused by some resonance, belongs to mechanical waves, and is mainly infrasonic waves generated by secondary friction between a machine welding head and a plastic part during welding.

In order to reduce the noise influence that welding personnel received, the noise reduction box that prior art mostly adopted is fallen the noise treatment, but falls the noise box itself bulky, need occupy bigger space, and the price is higher moreover, gets at every turn and puts a chamber door that all will open and shut, when welding simple small-size plastics weldment, influences welded efficiency.

To this end we propose a noise reduction device.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide a noise reducing device to solve or at least alleviate one or more of the above problems and other problems of the prior art.

In order to achieve the above object, the utility model discloses a main technical scheme include:

the utility model provides a device of making an uproar falls, is including the sound-proof housing that is used for placing the sound insulation seat of weldment and is used for covering the ultrasonic bonding tool, the top of sound insulation seat is the opening setting, works as the ultrasonic bonding tool with when the weldment contacts the bottom of sound-proof housing with the top contact of sound insulation seat, the sound-proof housing is established through the mounting cover and is used for the installation on the mount pad of ultrasonic bonding tool, the inside of sound insulation seat is provided with fixture.

According to the utility model discloses a device of making an uproar falls, optionally, the external screw thread has been seted up to the lower extreme outer wall of mounting, the internal thread has been seted up to the upper end inner wall of sound-proof housing, the sound-proof housing thread tightening is in the lower extreme of mounting.

According to the utility model discloses a device of making an uproar falls, optionally, the mounting includes that two screwed semi-circular fixed plates are seted up to two lower extremes, two semi-circular fixed plate passes through staple bolt fixed connection and is in on the mount pad.

According to the utility model discloses a device of making an uproar falls, optionally, the lower extreme fixedly connected with ripple sound-proof housing of sound-proof housing, annular magnet on the inside fixedly connected with of lower extreme of ripple sound-proof housing, annular magnet under the inside fixedly connected with in upper end of sound-proof seat.

According to the utility model discloses a device of making an uproar falls, optionally, fixture includes assembly seat, spring and two centre gripping units, assembly seat fixed connection be in the inside of sound insulation seat, two slide holes have been seted up at the top of assembly seat, two the slide hole sets up for the symmetry, the bottom fixedly connected with T-shaped piece of assembly seat, the fixed cover of one end of spring is established on the T-shaped piece, the other end fixedly connected with connecting block, two of spring the centre gripping unit all includes worker's shape slider, the top fixedly connected with anchor clamps of worker's shape slider, worker's shape slider slides and sets up the inside of slide hole, two the bottom of worker's shape slider all rotates and is connected with the connecting rod, two the one end of connecting rod respectively with the both ends of connecting block are rotated and are connected.

According to the utility model discloses a device of making an uproar falls, optionally, the mounting hole has been seted up at the top edge of assembly seat, the inner wall fixedly connected with assembly ear of sound insulation seat, the lower extreme of screw run through screw thread is installed behind the mounting hole the inside of assembly ear.

According to the utility model discloses a device of making an uproar falls, optionally, semi-circular rubber pad is pasted to the inner wall fixed of semi-circular fixed plate.

According to the utility model discloses a device of making an uproar falls, optionally, the lower extreme fixedly connected with installation ear of sound insulation seat

The utility model discloses possess following beneficial effect at least:

the utility model discloses a soundproof seat cooperation sound-proof housing that sets up can seal ultrasonic bonding tool and weldment between soundproof seat and sound-proof housing when the ultrasonic bonding tool welds the weldment, the influence of the noise that produces because of ultrasonic bonding tool and weldment secondary friction to welding personnel when effectively having reduced the welding, the whole device of making an uproar of falling is small moreover, and is with low costs, the sound-proof housing shifts up along with the ultrasonic bonding tool after the welding, realize the sound-proof housing and the autosegregation of sound-proof housing, compare in adopting and fall the case of making an uproar and effectively improved welding efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

fig. 3 is a schematic sectional view of the sound-insulating seat of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is an exploded view of the fixing member of the present invention;

fig. 6 is a schematic view of the connection structure of the spring and the T-shaped block of the present invention;

fig. 7 is a schematic view of a connection structure of the mounting seat of the ultrasonic welding machine of the present invention.

The reference numbers illustrate:

1. a sound insulation seat; 101. mounting lugs; 102. assembling lugs; 2. a sound-proof housing; 201. an internal thread; 3. a fixing member; 301. a semicircular fixing plate; 302. hooping; 303. a semicircular rubber pad; 304. an external thread; 4. a corrugated sound enclosure; 5. an upper ring magnet; 6. a lower ring magnet; 7. assembling a seat; 8. a slide hole; 9. an I-shaped sliding block; 10. a clamp; 11. connecting blocks; 12. a spring; 13. a T-shaped block; 14. a connecting rod.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

Example 1

Referring to fig. 1 to 7, in the embodiment of the present invention,

the utility model provides a device of making an uproar falls, including the sound insulation seat 1 that is used for placing the weldment, a sound-proof housing 2 for covering the ultrasonic bonding tool, mounting 3 and add and hold the mechanism, the top of sound insulation seat 1 is the opening setting, the bottom of sound insulation housing 2 contacts with the top of sound insulation seat 1 when ultrasonic bonding tool contacts with the weldment, sound insulation housing 2 overlaps through mounting 3 and is used for installing the mount pad of ultrasonic bonding tool, for convenient with being connected sound insulation housing 2 with mounting 3, external screw thread 304 has been seted up to the lower extreme outer wall of mounting 3, internal thread 201 has been seted up to the upper end inner wall of

sound insulation housing

2, 2 threaded fixation of sound insulation housing is at the lower extreme of mounting 3, fixture sets up the inside at sound insulation seat 1, fixture includes assembly seat 7, spring 12 and two centre gripping units, assembly seat 7 fixed connection is in the inside of sound insulation seat 1, two slide opening 8 have been seted up at the top of assembly seat 7, two slide opening 8 are the symmetry setting, the bottom fixedly connected with T-shaped block 13 of assembly seat 7, the fixed cover of one end of spring 12 is established on T-shaped block 13, the other end fixedly connected with connecting block 11 of connecting block 9, the slider that two worker-shaped slider that the slider set up respectively at the slider that appears 14, the slider that appears 14 rotates the slider that appears in the slider that appears, the slider that appears 14.

Through adopting the above-mentioned technical scheme, during the use, install mounting 3 on the mount pad, with 2 threaded mounting of sound-proof housing on mounting 3, make the ultrasonic bonding tool be located the inside of sound-proof housing 2, arrange sound-proof housing 1 in ultrasonic bonding machine's workstation, then arrange the weldment in between two anchor clamps 10, under the elastic action of the retraction of spring 12, make two I-shaped sliders 9 remove in opposite directions, and then fix the weldment between two anchor clamps 10, during the welding, sound-proof housing 2 moves down along with the ultrasonic bonding tool, during the welding, the bottom of sound-proof housing 2 and the airtight laminating in sound-proof housing 1's top, the noise that produces ultrasonic bonding tool and weldment secondary friction during with the welding is isolated in the confined space that sound-proof housing 2 and sound-proof housing 1 constitute, after the welding is accomplished, sound-proof housing 2 shifts up along with the ultrasonic bonding tool, realize sound-proof housing 2 and sound-proof housing 1's autosegregation.

Specifically, mounting 3 includes that two lower extremes set up screwed semi-circular fixed plate 301, and two semi-circular fixed plate 301 pass through staple bolt 302 fixed connection on the mount pad, are convenient for install mounting 3 on the mount pad, during the use, close two semi-circular fixed plate 301 on the mount pad for the mount pad is located between two semi-circular fixed plate 301, then screws up the bolt of staple bolt 302, makes two semi-circular fixed plate 301 firmly fix on the mount pad.

Specifically, the semicircular rubber pad 303 is fixedly adhered to the inner wall of the semicircular fixing plate 301, so that the semicircular fixing plate 301 is prevented from being crushed or the installation seat is prevented from being embossed, and the semicircular fixing plate 301 and the installation seat can be connected more firmly.

Specifically, the lower end of the sound insulation seat 1 is fixedly connected with the mounting lug 101, so that the sound insulation seat 1 can be conveniently fixed on a workbench of the ultrasonic welding machine.

Example 2

Referring to fig. 1 to 7, the present embodiment is different from embodiment 1 only in that: the lower extreme fixed connection of sound-proof housing 2 has ripple sound-proof housing 4, and annular magnet 5 on the inside fixed connection of lower extreme of ripple sound-proof housing 4, annular magnet 6 under the inside fixed connection in upper end of sound-proof seat 1.

Through the corrugated sound-proof housing 4 that sets up can play the effect of buffering when sound-proof housing 2 contacts with sound insulation seat 1, through the last annular magnet 5 and the lower annular magnet 6 that set up for corrugated sound-proof housing 4's bottom can adsorb on sound insulation seat 1 voluntarily when being close to sound insulation seat 1.

Example 3

Referring to fig. 1 to 7, the present embodiment is different from embodiment 2 only in that:

the top edge of the assembling seat 7 is provided with an installing hole, the inner wall of the sound insulation seat 1 is fixedly connected with an assembling lug 102, and the lower end of a screw penetrates through the installing hole and is installed inside the assembling lug 102 in a threaded mode. The assembling base 7 can be conveniently assembled and disassembled through the arranged mounting holes and the assembling lugs 102 matched with screws.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

The working principle is as follows: during the use, close two semi-circular fixed plates 301 on the mount pad, make the mount pad be located between two semi-circular fixed plates 301, then screw up the bolt of staple bolt 302, make two semi-circular fixed plates 301 firmly fix on the mount pad, with sound-proof housing 2 threaded mounting on mounting 3, make the ultrasonic wave bonding tool be located the inside of sound-proof housing 2, fix sound-proof housing 1 on ultrasonic welding machine's workstation, then place the weldment between two anchor clamps 10, under the elasticity effect of the retraction of spring 12, make two worker shape sliders 9 remove in opposite directions, and then fix the weldment between two anchor clamps 10, during the welding, sound-proof housing 2 moves down along with the ultrasonic wave bonding tool, during the welding, the bottom of ripple sound-proof housing 4 and the airtight laminating in top of sound-proof housing 1, the noise that ultrasonic wave and weldment secondary friction produced during the welding is isolated in sound-proof housing 2, in the sealed space that ripple sound-proof housing 4 and sound-proof housing 1 constitute, after the welding is accomplished, sound-proof housing 2 and sound-proof housing 4 move up along with the ultrasonic wave.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a device of making an uproar falls, its characterized in that, is including sound insulation seat (1) that is used for placing the weldment and sound-proof housing (2) that is used for covering the ultrasonic bonding tool, the top of sound insulation seat (1) sets up for the opening, works as the ultrasonic bonding tool with when the weldment contacts the bottom of sound insulation housing (2) with the top contact of sound insulation seat (1), sound insulation housing (2) are established through mounting (3) cover and are used for the installation on the mount pad of ultrasonic bonding tool, the inside of sound insulation seat (1) is provided with fixture.

2. A noise reducing device according to claim 1, characterized in that: external screw thread (304) have been seted up to the lower extreme outer wall of mounting (3), internal thread (201) have been seted up to the upper end inner wall of sound-proof housing (2), sound-proof housing (2) threaded fixation is in the lower extreme of mounting (3).

3. A noise reducing device according to claim 2, wherein: the fixing piece (3) comprises two semicircular fixing plates (301) with threads formed in the lower ends, and the two semicircular fixing plates (301) are fixedly connected to the mounting base through anchor ears (302).

4. A noise reducing device according to claim 1, wherein: the lower extreme fixedly connected with ripple sound-proof housing (4) of sound-proof housing (2), annular magnet (5) on the inside fixedly connected with of lower extreme of ripple sound-proof housing (4), annular magnet (6) under the inside fixedly connected with in upper end of sound proof seat (1).

5. A noise reducing device according to claim 1, characterized in that: the clamping mechanism comprises an assembly seat (7), a spring (12) and two clamping units, wherein the assembly seat (7) is fixedly connected inside the sound insulation seat (1), two sliding holes (8) are formed in the top of the assembly seat (7), the two sliding holes (8) are symmetrically arranged, a T-shaped block (13) is fixedly connected to the bottom of the assembly seat (7), one end of the spring (12) is fixedly sleeved on the T-shaped block (13), a connecting block (11) is fixedly connected to the other end of the spring (12), the two clamping units respectively comprise an I-shaped sliding block (9), a clamp (10) is fixedly connected to the top of the I-shaped sliding block (9), the I-shaped sliding block (9) is slidably arranged inside the sliding holes (8), the two ends of the I-shaped sliding block (9) are rotatably connected with connecting rods (14), and the two ends of the connecting rods (14) are rotatably connected with the two ends of the connecting block (11) respectively.

6. A noise reducing device according to claim 5, characterized in that: the top edge of the assembling seat (7) is provided with an installing hole, the inner wall of the sound insulation seat (1) is fixedly connected with an assembling lug (102), and the lower end of a screw penetrates through the installing hole and is installed in the assembling lug (102) in a threaded mode.

7. A noise reducing device according to claim 3, wherein: and a semicircular rubber pad (303) is fixedly adhered to the inner wall of the semicircular fixing plate (301).

8. A noise reducing device according to claim 1, wherein: the lower end of the sound insulation seat (1) is fixedly connected with a mounting lug (101).