CN217350206U

CN217350206U - Copper-silver composite bonding wire

Info

Publication number: CN217350206U
Application number: CN202221525424.6U
Authority: CN
Inventors: 彭庶瑶; 王佑任; 彭晓飞
Original assignee: Jiangxi Microblue Electronic & Technology Co ltd
Current assignee: Jiangxi Microblue Electronic & Technology Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-09-02
Anticipated expiration: 2032-06-17

Abstract

The utility model discloses a copper silver composite bonding wire relates to bonding wire technical field, including drum skeleton subassembly, drum skeleton subassembly outside coiling has copper silver composite bonding wire body, drum skeleton subassembly top is provided with end hold-down mechanism, the tip of copper silver composite bonding wire body is impressed to the holding tank inboard in the end hold-down mechanism with the compression bar among the end hold-down mechanism and is fixed. The utility model discloses can be comparatively convenient fix the end of copper silver composite bonding wire body, and then replace the artifical mode of pressing among the prior art, practice thrift the manpower, when reducing the wire winding degree of difficulty, it is more convenient to use in fact.

Description

Copper-silver composite bonding wire

Technical Field

The utility model relates to a bonding wire technical field, in particular to copper silver composite bonding wire.

Background

The bonding wire is an alloy wire used as a connecting wire in an integrated circuit, is also called a ball welding wire or a lead wire and comprises three bonding wires of a gold base, a silver base and a copper base, wherein microelements such as beryllium, nickel, silver and the like have the functions of refining grains, increasing recrystallization temperature and strengthening gold, and is manufactured by vacuum melting in a high-frequency furnace, secondary remelting and directional crystallization, cold machining of cast ingots after homogenization to form materials or a liquid extrusion process.

The copper-silver composite bonding wire belongs to one type of bonding wires, and when the existing copper-silver composite bonding wire is manufactured, firstly, metal raw materials are required to be mixed into an alloy base material, then, the alloy base material is subjected to operations of smelting, wire drawing, cleaning, annealing and the like, and finally, the bonding wire is wound and packaged, so that the copper-silver composite bonding wire can be manufactured.

When carrying out the wire winding to copper silver composite bonding wire among the prior art and bear, adopt plastics drum skeleton to go on usually, but ordinary plastics drum skeleton still has some shortcomings when being used for the bonding wire winding to bear, and it is comparatively obvious that can't fix copper silver composite bonding wire end, most directly presses the end by operating personnel, and when actual operation is comparatively inconvenient, still increased the wire winding degree of difficulty.

Therefore, it is necessary to invent a copper-silver composite bonding wire to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a copper silver composite bonding wire to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the copper-silver composite bonding wire comprises a cylinder framework assembly, wherein a copper-silver composite bonding wire body is wound on the outer side of the cylinder framework assembly, an end pressing mechanism is arranged at the top of the cylinder framework assembly, and a pressing rod in the end pressing mechanism presses the end part of the copper-silver composite bonding wire body into the inner side of a containing groove in the end pressing mechanism to be fixed.

Preferably, the cylinder skeleton assembly comprises a winding cylinder part and two limiting ring parts, and the two limiting ring parts are respectively and fixedly arranged at two ends of the outer side of the winding cylinder part.

Preferably, the end hold-down mechanism includes holding tank, compresses tightly pole, U-shaped and compresses tightly groove, drive arm, centre gripping groove and dodges the groove.

Preferably, the holding tank is seted up in winding section of thick bamboo portion top, it sets up in the holding tank inboard to compress tightly the pole through the round pin hub rotation, the U-shaped compresses tightly the groove and sets up in compressing tightly the pole bottom and extend to compressing tightly the pole front and back, the drive arm is fixed to be set up in compressing tightly pole top right side.

Preferably, the centre gripping groove is seted up in the spacing ring portion top inboard of right side, the driving arm lateral wall laminates with centre gripping inslot wall, dodge the groove and set up in the spacing ring portion top outside of right side, the centre gripping groove with dodge the groove intercommunication.

The utility model discloses a technological effect and advantage:

the utility model discloses an end hold-down mechanism is provided, so that when winding of copper silver composite bonding wire body, the thumb is extended into the avoiding groove inner side, and the transmission arm is stirred upwards, so that the top end of the transmission arm is separated from the clamping groove inner side, at the moment, the transmission arm drives the hold-down lever to rotate in the containing groove inner side by taking the pin shaft as the center, then the right end of the hold-down lever tilts, at the moment, the end part of the copper silver composite bonding wire body is inserted into the U-shaped hold-down groove inner side, then the hold-down lever is pressed, then the U-shaped hold-down groove drives the end part of the copper silver composite bonding wire body to enter the containing groove inner side to be fixed, the transmission arm enters the clamping groove inner side to be stored under the driving of the hold-down lever, the subsequent winding equipment directly drives the cylinder framework component to rotate, and then the copper silver composite bonding wire body is wound, compared with the same type device in the prior art, the utility model can fix the end of the copper silver composite bonding wire body more conveniently, and then replace the mode that the manual work was pressed among the prior art, practice thrift the manpower, when reducing the wire winding degree of difficulty, it is more convenient that the in-service use.

Drawings

Fig. 1 is a schematic overall front sectional structural view of the present invention.

Fig. 2 is a schematic front sectional structural view of the end hold-down mechanism of the present invention.

In the figure: 1. a cylindrical skeleton assembly; 11. a winding drum; 12. a limit ring part; 2. an end head pressing mechanism; 21. accommodating grooves; 22. a hold down bar; 23. a U-shaped compaction groove; 24. a transmission arm; 25. a clamping groove; 26. avoiding the groove.

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 work belong to the protection scope of the present invention.

The utility model provides a copper silver composite bonding wire as shown in fig. 1-2, including drum skeleton subassembly 1, drum skeleton subassembly 1 is including coiling section of thick bamboo portion 11 and spacing ring portion 12, and spacing ring portion 12 is provided with two, and two spacing ring portion 12 are fixed respectively and are set up in 11 outside both ends of coiling section of thick bamboo portion, and the coiling has copper silver composite bonding wire body in the 1 outside of drum skeleton subassembly.

The top of the cylinder framework component 1 is provided with an end hold-down mechanism 2, a hold-down rod 22 in the end hold-down mechanism 2 presses the end of the copper-silver composite bonding wire body into the holding tank 21 in the end hold-down mechanism 2 for fixing, so that the end of the copper-silver composite bonding wire body which is convenient and fast is fixed, the manual pressing mode in the prior art is replaced, manpower is saved, and when the winding difficulty is reduced, the practical use is more convenient.

Wherein, end hold-down mechanism 2 includes holding tank 21, compress tightly pole 22, the U-shaped compresses tightly groove 23 and drive arm 24, holding tank 21 is seted up in coiling section of thick bamboo portion 11 top, it sets up in holding tank 21 inboard to compress tightly pole 22 through the round pin axle rotation, the U-shaped compresses tightly groove 23 and sets up in compressing tightly the pole 22 bottom and extend to compressing tightly the positive and the back of pole 22, drive arm 24 is fixed to be set up in compressing tightly pole 22 top right side, so that when drive arm 24 was stirred, it uses the round pin axle to rotate as the center to drive compressing tightly pole 22 in holding tank 21 inboards, and then make the U-shaped that hides in holding tank 21 inboards compress tightly groove 23 and expose.

Simultaneously, end hold-down mechanism 2 still includes centre gripping groove 25 and dodges groove 26, centre gripping groove 25 is seted up in the spacing ring portion 12 top inboard in right side, the laminating of transmission arm 24 lateral wall and centre gripping groove 25 inner wall, dodge groove 26 and set up in the spacing ring portion 12 top outside in right side, centre gripping groove 25 with dodge groove 26 intercommunication, so that the user stretches into the thumb and dodges groove 26 inboard, and upwards stir transmission arm 24, make 24 tops of transmission arm deviate from by centre gripping groove 25 inboard, it makes user's thumb can be comparatively convenient contact transmission arm 24 to dodge setting up of groove 26, centre gripping groove 25 set up then can carry out the centre gripping to transmission arm 24.

The utility model discloses the theory of operation:

in the in-service use process, stretch into the thumb and dodge groove 26 inboard, and stir transmission arm 24 upwards, make the 24 top of transmission arm deviate from by centre gripping groove 25 inboard, transmission arm 24 drives compressing tightly pole 22 and uses the round pin axle to rotate as the center in holding tank 21 inboard this moment, compressing tightly pole 22 right-hand member perk afterwards, it compresses tightly the groove 23 inboard to alternate the U-shaped with the tip of compound bonding silk body of copper silver this moment, then press down pole 22, U-shaped compresses tightly groove 23 afterwards and drives this tip of compound bonding silk of copper silver and enter into holding tank 21 inboard fixed, transmission arm 24 then enters into centre gripping groove 25 inboard under the drive of compressing tightly pole 22 and is accomodate, follow-up coiling equipment directly drives cylinder skeleton subassembly 1 rotatory, and then convolute compound bonding silk body of copper silver.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a compound bonding wire of copper silver, includes drum skeleton subassembly (1), the winding has compound bonding wire body of copper silver, its characterized in that in drum skeleton subassembly (1) outside: the top of the cylinder framework component (1) is provided with an end pressing mechanism (2), and a pressing rod (22) in the end pressing mechanism (2) presses the end part of the copper-silver composite bonding wire body into the end pressing mechanism (2) to fix the inner side of the accommodating groove (21).

2. The copper-silver composite bonding wire according to claim 1, wherein: the cylinder framework assembly (1) comprises a winding cylinder part (11) and two limiting ring parts (12), wherein the two limiting ring parts (12) are respectively and fixedly arranged at two ends of the outer side of the winding cylinder part (11).

3. The copper-silver composite bonding wire according to claim 2, wherein: the end pressing mechanism (2) comprises an accommodating groove (21), a pressing rod (22), a U-shaped pressing groove (23), a transmission arm (24), a clamping groove (25) and an avoiding groove (26).

4. The copper-silver composite bonding wire according to claim 3, wherein: holding tank (21) are seted up in winding section of thick bamboo portion (11) top, it sets up in holding tank (21) inboard to compress tightly pole (22) through the round pin rotation, U-shaped compresses tightly groove (23) and sets up in compressing tightly pole (22) bottom and extend to compressing tightly positive and the back of pole (22), driving arm (24) are fixed to be set up in compressing tightly pole (22) top right side.

5. The copper-silver composite bonding wire according to claim 4, wherein: centre gripping groove (25) are seted up in right side spacing ring portion (12) top inboard, driving arm (24) lateral wall and the laminating of centre gripping groove (25) inner wall, dodge groove (26) and set up in the right side spacing ring portion (12) top outside, centre gripping groove (25) with dodge groove (26) intercommunication.