CN215588128U

CN215588128U - Primary-secondary type double-welding-mark ultrasonic metal welding device

Info

Publication number: CN215588128U
Application number: CN202121270215.7U
Authority: CN
Inventors: 李广杰
Original assignee: Branson Ultrasonics Shanghai Co Ltd
Current assignee: Branson Ultrasonics Shanghai Co Ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2022-01-21
Anticipated expiration: 2031-06-08

Abstract

The utility model relates to a primary-secondary type double-welding-mark ultrasonic metal welding device which comprises an energy converter, a primary welding part and a secondary welding part which are sequentially connected, wherein the secondary welding part comprises a first secondary welding head and a second secondary welding head which are arranged in parallel, a welding base is arranged below the first secondary welding head and the second secondary welding head, and a workpiece to be welded is placed on the welding base. Compared with the prior art, the utility model solves the problem that the remote double welding prints of a single welding head cannot be designed through the design of the primary-secondary ultrasonic metal welding unit, realizes the simultaneous welding of the two remote welding prints, and also avoids the problems of high cost, limited space and unstable quality caused by the simultaneous use of two devices.

Description

Primary-secondary type double-welding-mark ultrasonic metal welding device

Technical Field

The utility model relates to the technical field of ultrasonic metal welding, in particular to a primary-secondary type double-welding-mark ultrasonic metal welding device.

Background

With the growing demand of the global new energy automobile industry and the rapid development of the lithium battery industry, the requirements on the production efficiency and the quality of the battery are higher and higher, and the ultrasonic metal welding process is used as an important part of the lithium battery welding, and is particularly important for the whole production cycle of the lithium battery. The current ultrasonic metal welding application mainly adopts a single welding mark welding mode, but along with the increasing demand of each lithium battery, the single welding mark is difficult to meet the increasing production demand, so that the single realization of double welding marks or even multiple welding marks becomes the best choice for meeting the production efficiency.

Ultrasonic welding is to convert the electric energy provided by an ultrasonic frequency power supply into mechanical energy of high-frequency vibration through an ultrasonic transducer, the energy is transmitted to a weldment (as shown in figure 1) through an ultrasonic amplitude modulator and a welding head, generally, an ultrasonic metal welding device is composed of the transducer A, an amplitude modulator B and the welding head D, the ultrasonic metal welding device is fixed through a sleeve C at the end face of a welding unit, the ultrasonic metal welding device, the ultrasonic amplitude modulator, the amplitude modulator B and the welding head D are connected through a screw F, the weldment is located between the welding head D and a welding base E, certain pressure is applied to the sleeve C on the welding unit through an air cylinder, and under the double effects of the pressure and the ultrasonic high-frequency vibration, friction is generated between an upper workpiece and a lower workpiece of the weldment, so that the welding effect is realized. When the distance between the two welding imprints is far, the design of the single welding head and the two welding imprints cannot be realized, and the main technical means of the current simultaneous welding of the two welding imprints is that two ultrasonic welding devices are used for simultaneously welding so as to realize the welding of the two welding imprints. However, this method cannot ensure welding consistency, is high in cost, is limited by the double-printing distance, has limited space, and cannot arrange two devices under actual field conditions.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a primary-secondary type double-welding ultrasonic metal welding device, so that the purpose of remote double welding is realized and the welding consistency is ensured.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides a two welding mark ultrasonic wave metal welding set of primary and secondary type, is including the transducer, the female welding portion and the son welding portion that connect gradually, son welding portion is including the first son bonding tool and the son bonding tool of second of mutual parallel arrangement, the below of the son bonding tool of first son bonding tool and second is provided with the welding base, place on the welding base and treat the welding piece.

Furthermore, the transducer, the female welding part and the male welding part are fixedly connected through screws in sequence.

Further, the female welding part is connected with and mounted with a first female welding fixing block and a second female welding fixing block.

Further, the first female weld fixing block is detachably mounted above the female weld portion.

Further, the first female welding fixing block is connected with the output end of the air cylinder.

Further, the second female welding fixing blocks are detachably mounted on both sides of the female welding portion.

Further, the both sides of female welding portion are provided with the integral type hangers, the integral type hangers is connected with the female fixed block that welds of second.

Furthermore, the son welding part is connected with a supporting block, and the supporting block is connected with a first mother welding fixing block.

Furthermore, the first female welding fixing block is provided with a groove used for being matched with and embedded into the supporting block.

Furthermore, the welding base is provided with platforms respectively corresponding to the first sub-welding head and the second sub-welding head.

Compared with the prior art, the utility model constructs the primary-secondary double-welding-stamp welding device by arranging the primary welding part and the secondary welding part which are sequentially connected with the transducer and arranging the first secondary welding head and the second secondary welding head which are parallel to each other on the secondary welding part, thereby realizing the purpose of simultaneously welding two remote welding stamps and also avoiding the problems of high cost, limited space and inconsistent welding caused by simultaneously using two devices to carry out double welding stamps;

according to the utility model, the first female welding fixing block and the second female welding fixing block are respectively arranged above and at two sides of the female welding part to reliably fix the female welding part, and the supporting blocks are arranged to simultaneously support the first sub-welding head and the second sub-welding head, so that the structural stability of the whole welding device can be ensured, and the stability of double welding marks is improved.

Drawings

FIG. 1 is a schematic structural view of a conventional ultrasonic metal welding apparatus;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic perspective view of the present invention;

FIG. 4 is a schematic view of the connection structure of the female solder part and the transducer and the male solder part of the present invention;

wherein: 1. the energy converter 2, the mother welding portion 3, the son welding portion 301, the first son welding head 302, the second son welding head 4, the first mother welding fixing block 5, the supporting block 6, the welding base 7 and the second mother welding fixing block.

Detailed Description

The utility model is described in detail below with reference to the figures and specific embodiments.

Example (b):

as shown in fig. 2 to 4, a primary-secondary type double-welding ultrasonic metal welding device comprises a transducer 1, a primary welding part 2 and a secondary welding part 3 which are connected in sequence, wherein the secondary welding part 3 comprises a first secondary welding head 301 and a second secondary welding head 302 which are arranged in parallel, a welding base 6 is arranged below the first secondary welding head 301 and the second secondary welding head 302, a workpiece to be welded is placed on the welding base 6, and platforms corresponding to the first secondary welding head 301 and the second secondary welding head 302 are arranged on the welding base 6. The transducer 1, the female welding part 2 and the sub-welding part 3 are fixedly connected through screws in sequence.

For guaranteeing welding set's firm work, female welding portion 2 is connected and is installed first female fixed block 4 and the female fixed block 7 that welds of second, and is concrete, and first female fixed block 4 detachably that welds is installed in female welding portion 2's top, and first female fixed block 4 that welds is connected with the output of cylinder, and the female fixed block 7 detachably that welds of second is installed in female welding portion 2's both sides, and in this embodiment, female welding portion 2's both sides are provided with the integral type hangers, and the integral type hangers is connected with the female fixed block 7 that welds of second.

In addition, son welding portion 3 is connected with supporting shoe 5, and supporting shoe 5 is connected with first female fixed block 4 that welds, and first female fixed block 4 that welds is offered and is used for the recess of cooperation embedding supporting shoe 5.

In practical application, the ultrasonic wave is transmitted from the transducer 1 to the mother welding part 2, then to the two

sub-welding heads

301 and 302, and is fixed by the screws, and the ultrasonic wave acts on the sample on the welding base 6 through the two

sub-welding heads

301 and 302. Utilize the propagation characteristic of ultrasonic wave transmission itself in the metal, weld the fixed block 4 through first mother and weld the fixed block 7 through second mother and fix mother welding portion 2, and then fixed whole welding unit, and support block 5 through son welding node supports two

son bonding tools

301 and 302 simultaneously, the cylinder is then through applying certain pressure to first mother welding fixed block 4, when making whole welding unit maintain ultrasonic high-frequency vibration, keep certain pressure, thereby realize welding process.

In conclusion, the utility model realizes the remote synchronous welding of two welding marks by the double-sub welding through the design of the primary-secondary ultrasonic metal welding unit, and the same welding unit of the same equipment, thereby realizing the economy, ensuring the welding consistency and being easier for quality control. Therefore, the problem that a single welding head can not be designed for remote double welding marks is avoided, and the simultaneous welding of the two remote double welding marks is realized; the problems of high cost, limited space and unstable quality caused by the simultaneous use of two devices are also avoided.

Claims

1. The utility model provides a two welding seal ultrasonic wave metal welding set of primary and secondary type, its characterized in that, including transducer (1), female welding portion (2) and the son welding portion (3) that connect gradually, son welding portion (3) are including the first son bonding tool (301) and the son bonding tool (302) of second of mutual parallel arrangement, the below of first son bonding tool (301) and the son bonding tool (302) of second is provided with welding base (6), place on welding base (6) and wait to weld the work piece.

2. The ultrasonic metal welding device for primary and secondary type double welding according to claim 1, characterized in that the transducer (1), the primary welding part (2) and the secondary welding part (3) are fixedly connected in sequence through screws.

3. The ultrasonic metal welding device for primary and secondary double welding according to claim 1, wherein the primary welding part (2) is connected and provided with a first primary welding fixing block (4) and a second primary welding fixing block (7).

4. A parent-subsidiary type double-imprint ultrasonic metal bonding apparatus according to claim 3, wherein said first parent-weld fixing block (4) is detachably mounted above the parent weld portion (2).

5. The ultrasonic metal welding device for primary and secondary double welding according to claim 3, characterized in that the first primary welding fixing block (4) is connected with the output end of the cylinder.

6. A parent-subsidiary type double-impression ultrasonic metal welding device according to claim 3, wherein said second parent-weld fixing block (7) is detachably mounted on both sides of the parent weld portion (2).

7. The ultrasonic metal welding device for the primary and secondary type double welding according to claim 6, characterized in that two sides of the primary welding part (2) are provided with integrated lugs, and the integrated lugs are connected with the second primary welding fixing block (7).

8. The ultrasonic metal welding device for primary and secondary type double welding according to claim 3, characterized in that the primary welding part (3) is connected with a supporting block (5), and the supporting block (5) is connected with the first primary welding fixing block (4).

9. The ultrasonic metal welding device for primary and secondary type double welding according to claim 8, wherein the first primary welding fixing block (4) is provided with a groove for being embedded into the supporting block (5).

10. The ultrasonic metal welding device for primary and secondary double welding according to claim 1, characterized in that the welding base (6) is provided with platforms corresponding to the first secondary welding head (301) and the second secondary welding head (302), respectively.