CN213255539U

CN213255539U - 90-degree ultrasonic amplitude transformer

Info

Publication number: CN213255539U
Application number: CN202021833996.1U
Authority: CN
Inventors: 蒋摇摇
Original assignee: Suzhou Xinyuanchen Machinery Equipment Co Ltd
Current assignee: Suzhou Xinyuanchen Machinery Equipment Co Ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-05-25
Anticipated expiration: 2030-08-28

Abstract

The utility model relates to a 90-degree ultrasonic amplitude transformer, which comprises an ultrasonic transducer, a 90-degree connecting piece and an ultrasonic welding head; the 90-degree connecting piece is mutually vertical in the direction of outward extension of two ends and comprises an upward extension end and a horizontal extension end, the upward extension end is connected with the lower end of the ultrasonic transducer, and the horizontal extension end is connected with the rear end of the ultrasonic welding head. Through set up 90 connecting pieces between ultrasonic transducer and ultrasonic bonding tool, can realize the directional 90 degrees direction transmission of ultrasonic wave, realize that the ultrasonic wave is through ultrasonic transducer normal plane vertical vibration 90 degrees turn to horizontal vibration, can 360 degrees to transmission all around when making the ultrasonic wave transmission, and simple structure easy manufacturing. In practical application, the welding stations of the equipment can be reduced, and the welding period is shortened.

Description

90-degree ultrasonic amplitude transformer

Technical Field

The utility model relates to an ultrasonic vibration system field, concretely relates to 90 degrees ultrasonic horn.

Background

The ultrasonic amplitude transformer is an important component of an ultrasonic vibration system, and has the main functions of amplifying the particle displacement or speed of mechanical vibration and concentrating ultrasonic energy on a smaller area, namely energy concentration, so that the ultrasonic amplitude transformer is also called an ultrasonic shift lever or an ultrasonic energy concentrator, and is a functional component matched with an ultrasonic transducer to change the ultrasonic vibration amplitude as the name suggests. The ultrasonic amplitude transformer is widely applied to the fields of chemical industry, petroleum, plastic welding, metal welding, punching, turning, cleaning, machining and the like.

The main functions of the transducer are to change the amplitude (generally increase) of the transducer, improve the vibration velocity ratio, improve the efficiency, improve the mechanical quality factor, strengthen the heat resistance, expand the adaptive temperature range and prolong the service life of the transducer. The ultrasonic transducer adjusts the load matching between the transducer and the ultrasonic tool head by installing the amplitude transformer (ultrasonic amplitude transformer), reduces the resonance impedance, improves the electroacoustic conversion efficiency by enabling the ultrasonic transducer to work at the resonance frequency, effectively reduces the heat productivity of the ultrasonic transducer and prolongs the service life.

However, when plastic products such as automobile door panels, instrument panels, A/B columns and the like are welded by the existing ultrasonic amplitude transformer plastics, an ultrasonic transducer and an ultrasonic welding head are assembled into a welding unit in parallel, as shown in figure 1, the welding unit comprises the ultrasonic transducer 1 and the ultrasonic welding head 3 which are connected on a horizontal line, and as the product has a complex structure and is vertically interfered with the product during welding, welding stations are just needed to be added to complete welding, so that the equipment cost is increased, and the welding period is also prolonged.

In view of the above, the present inventors have made extensive studies on the above-mentioned drawbacks of the prior art, and have made this invention.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, a 90-degree ultrasonic amplitude transformer is provided, the structure is simple, the 90-degree ultrasonic amplitude transformer is easy to process and manufacture, ultrasonic waves can be transmitted in the 90-degree direction, the welding stations of equipment can be reduced in practical application, and the welding period is shortened.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a90-degree ultrasonic amplitude transformer comprises an ultrasonic transducer, a 90-degree connecting piece and an ultrasonic welding head; the 90-degree connecting piece is mutually vertical in the direction of outward extension of two ends and comprises an upward extension end and a horizontal extension end, the upward extension end is connected with the lower end of the ultrasonic transducer, and the horizontal extension end is connected with the rear end of the ultrasonic welding head.

Preferably, the inner side surface and the outer side surface of the 90-degree connecting piece are both arc-shaped.

Preferably, an output head protrudes downwards from the middle of the bottom surface of the ultrasonic transducer, and the bottom of the output head is connected with the upwards extending end of the 90-degree connecting piece.

Preferably, the rear end of the ultrasonic horn is larger in size than the front end thereof, and is rounded at the junction thereof.

Through the technical scheme, the utility model discloses a set up 90 connecting pieces between ultrasonic transducer and ultrasonic bonding tool, can realize the directional 90 degrees direction transmissions of ultrasonic wave, realize that the ultrasonic wave is through ultrasonic transducer normal plane vertical vibration 90 degrees horizontal vibration that turn to, can 360 degrees when making the ultrasonic wave transmission to transmit all around, and simple structure easy manufacturing. In practical application, the welding stations of the equipment can be reduced, and the welding period is shortened. Thereby the purposes of novel design, reasonable structure and good application effect are achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of the mechanism of a prior art ultrasonic horn;

fig. 2 is a structural diagram of a 90-degree ultrasonic horn according to an embodiment of the present invention;

fig. 3 is a side view of fig. 2.

The corresponding part names indicated by the numbers and letters in the drawings:

1. ultrasonic transducer 11, output head 2.90 degree connecting piece 21, upward extending end 22, horizontal extending end 3, ultrasonic welding head 31, rear end part 32 and front end part

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be described in further detail with reference to examples and embodiments.

Examples

As shown in fig. 2 and 3, a 90-degree ultrasonic horn comprises an ultrasonic transducer 1, a 90-degree connecting piece 2 and an ultrasonic horn 3, wherein the inner side surface and the outer side surface of the 90-degree connecting piece 2 are both arc-shaped and are of a bent pipe structure, the two ends of the 90-degree connecting piece 2 are perpendicular to each other in the outward extending direction and comprise an upward extending end 21 and a horizontal extending end 22, the upward extending end 21 is connected with the lower end of the ultrasonic transducer 1, and the horizontal extending end 22 is connected with the rear end of the ultrasonic horn 3. Meanwhile, an output head 11 protrudes downwards from the middle of the bottom surface of the ultrasonic transducer 1, and the bottom of the output head 11 is connected with an upwards extending end 21 of the 90-degree connecting piece 2, so that ultrasonic waves can be better transmitted. The size of the rear end part 31 of the ultrasonic welding head 3 is larger than that of the front end part 32, and the joint of the ultrasonic welding head 3 is rounded, so that the ultrasonic welding head is convenient to operate, and the ultrasonic welding head 3 can be flexibly stretched into a processing part.

In this case, the utility model discloses a set up 90 connecting pieces 2 between ultrasonic transducer 1 and ultrasonic bonding tool 3, can realize the directional 90 degrees direction transmission of ultrasonic wave, realize that the ultrasonic wave is through ultrasonic transducer normal plane vertical vibration 90 degrees horizontal vibration that turn to, can 360 degrees when making the ultrasonic wave transmission transmit to all around, and simple structure easily manufacturing. In practical application, the welding stations of the equipment can be reduced, the welding period is shortened, and the machining efficiency is further improved. Thereby the purposes of novel design, reasonable structure and good application effect are achieved.

The above is only the preferred embodiment of the 90-degree ultrasonic horn of the present invention, and it should be noted that, for those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, and these all belong to the protection scope of the present invention.

Claims

1. A90-degree ultrasonic amplitude transformer is characterized by comprising an ultrasonic transducer, a 90-degree connecting piece and an ultrasonic welding head; the 90-degree connecting piece is mutually vertical in the direction of outward extension of two ends and comprises an upward extension end and a horizontal extension end, the upward extension end is connected with the lower end of the ultrasonic transducer, and the horizontal extension end is connected with the rear end of the ultrasonic welding head.

2. A 90 degree ultrasonic horn as defined in claim 1 wherein said 90 ° connector inboard and outboard faces are each arcuate.

3. A 90 degree ultrasonic horn of claim 2 wherein the ultrasonic transducer has a downward projecting output head from the central portion of its bottom surface, the bottom of said output head being connected to the upwardly extending end of said 90 ° connector.

4. A 90 degree ultrasonic horn according to claim 3 wherein said ultrasonic horn has a rearward end portion that is larger in size than its forward end portion and is radiused at its juncture.