CN210040130U

CN210040130U - Special aluminum wire bonding cleaver

Info

Publication number: CN210040130U
Application number: CN201920111843.7U
Authority: CN
Inventors: 奚冬虎
Original assignee: Jiangsu Donghai Semiconductor Technology Co Ltd
Current assignee: Jiangsu Donghai Semiconductor Co.,Ltd.
Priority date: 2019-01-23
Filing date: 2019-01-23
Publication date: 2020-02-07
Anticipated expiration: 2029-01-23

Abstract

The utility model discloses a special aluminium wire bonding chopper, remove groove pole, operation knife rest and movable sleeve including welded platform, one side of welded platform is provided with the cabinet body, it fixes on welded platform to remove the groove pole, the operation knife rest sets up on welded platform, it sets up same one side at welded platform to remove groove pole and operation knife rest, operation knife rest one end is connected with the bail, bail one side is provided with the overcoat and detains, the overcoat is detained the inboard and is provided with the fixture block, the interface groove is seted up on the tool bit, the one end in interface groove is provided with the welding mouth. This special aluminium wire bonding riving knife embeds the welding notch, has changed the problem of the large tracts of land solder joint of traditional equipment tool bit, embeds the wire casing in the tool bit front end, is used for laying the welding wire at tool bit side opening, has practiced thrift the space and has reduced the solder joint area simultaneously, makes the solder joint not be present the V font that the solder joint decided the solder joint shape in the past, is pressed into the shape of laminating and welding metal top layer by the interface slot.

Description

Special aluminum wire bonding cleaver

Technical Field

The utility model relates to a semiconductor processing technology field specifically is special aluminium wire bonding riving knife.

Background

In the recent trend of science and technology, semiconductors, which refer to materials having electrical conductivity between a conductor and an insulator at normal temperature, play an indispensable role. The semiconductor has wide application in radio, television and temperature measurement. The importance of semiconductors is enormous, both from a technological and economic point of view. Most of the electronic products such as computers, mobile phones or digital recorders today have their core units closely related to semiconductors, so the semiconductor processing procedure is very important, and the common facility for packaging semiconductors is the aluminum wire bonding chopper, but the existing equipment has many disadvantages.

Although the types and the number of the special aluminum wire bonding cleavers on the market are very large, the special aluminum wire bonding cleavers have the defects that the single function of the cleaver bonding is only limited to packaging, the contact integration point is irregular, the conduction current is limited by the irregular welding point, the disassembly is not easy, the miniaturization development of parts is influenced by the overlarge occupied space of the welding point, and the like, so the existing special aluminum wire bonding cleaver needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special aluminium wire bonding chopper to solve the above-mentioned single problem that only limits in chopper bonding function on the existing market that the background art provided and encapsulate, contact the integrated point irregularly, conduction current is restricted by irregular solder joint, and it is difficult to dismantle, and the too big occupation space of solder joint influences the problem of the miniaturized development of part.

In order to achieve the above object, the utility model provides a following technical scheme: the special aluminum wire bonding chopper comprises a welding platform moving groove rod, an operation knife rest and a movable sleeve, wherein a cabinet body is arranged on one side of the welding platform, the moving groove rod is fixed on the welding platform, the operation knife rest is arranged on the welding platform, the moving groove rod and the operation knife rest are arranged on the same side of the welding platform, wherein,

an objective table is installed on one side of the movable groove rod, a sliding seat is arranged on the movable groove rod, a frame body is connected onto the sliding seat, the movable sleeve is arranged on the outer side of the frame body, and a support leg is installed at one end, far away from the welding platform, of the cabinet body;

the utility model discloses a welding wire cutting machine, including operation knife rest, bail, outer sleeve, cleaver, tool bit, interface groove, welding wire opening, clamping groove, cutter head, welding wire opening.

Preferably, the movable grooved rod and the sliding seat form an engaging structure, and the movable grooved rod and the sliding seat form a sliding structure.

Preferably, the outer dimension of the frame body is smaller than the inner dimension of the movable sleeve, and the frame body and the movable sleeve form a sliding structure.

Preferably, the outer eye-splice and the fixture block are of an integral structure, two fixture blocks are arranged, and the fixture blocks are symmetrically arranged around the center of the outer eye-splice.

Preferably, the two clamping grooves are formed and are symmetrical about the center of the riving knife.

Preferably, the interface slot is arranged at the center of the cutter head, the welding port is arranged at the center of the cutter head, and the side surface of the welding port is V-shaped.

Compared with the prior art, the beneficial effects of the utility model are that: the special aluminum wire bonding cleaver comprises the following steps:

1. the part of the mutual block of internally mounted facilitates dismantling and changing, utilizes the characteristic of block structure, compares with the bolt extrusion of conventional equipment fixed more convenient, reverse when the blade damages twist move pull down can.

2. The built-in welding notch has changed the problem of the large tracts of land solder joint of traditional equipment tool bit, embeds the wire casing in the tool bit front end, is used for laying the welding wire at tool bit side opening, has practiced thrift the space and has reduced the solder joint area simultaneously, makes the solder joint not be present the V font that the solder joint decided the solder joint shape in the past, is pressed into the shape of laminating and welding metal top layer by the interface slot.

3. The welding gun is flexible to adjust, the position of the welding gun can be changed, the welding gun can be moved to a place with rich operation space according to conditions when the riving knife is installed, replacement is completed, and operation during welding is more flexible.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the structure of the joint between the movable grooved rod and the sliding seat of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the riving knife and the working knife rest of the present invention;

fig. 4 is a schematic view of the structure of the tool bit of the present invention.

In the figure: 1. welding platform, 2, the cabinet body, 3, the objective table, 4, the groove pole that removes, 5, the operation knife rest, 6, sliding seat, 7, the support body, 8, the movable sleeve, 9, the support foot, 10, the bail, 11, the overcoat is detained, 12, the fixture block, 13, the riving knife, 14, the draw-in groove, 15, the tool bit, 16, the interface groove, 17, the welding mouth, 18, the welding wire opening.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the special aluminum wire bonding riving knife comprises a welding platform 1, a cabinet body 2, an objective table 3, a movable groove rod 4, an operation knife rest 5, a sliding seat 6, a frame body 7, a movable sleeve 8, a support foot 9, a staple bolt 10, an outer sleeve buckle 11, a fixture block 12, a riving knife 13, a clamping groove 14, a knife head 15, an interface groove 16, a welding port 17 and a welding wire through hole 18, wherein the cabinet body 2 is arranged on one side of the welding platform 1, the movable groove rod 4 is fixed on the welding platform 1, the movable groove rod 4 and the sliding seat 6 form a clamping structure, the movable groove rod 4 and the sliding seat 6 form a sliding structure, the sliding structure ensures the flexibility in adjustment, the change of welding points cannot be limited in the welding process, the operation space is widened, the clamping structure enables the sliding seat 6 not to fall off accidents in the power action, the operation knife rest 5 is arranged on the welding platform 1, the movable groove rod 4 and the operation knife rest 5 are arranged on the same side of, wherein the content of the first and second substances,

the movable groove type refrigerator is characterized in that an object stage 3 is installed on one side of the movable groove rod 4, a sliding seat 6 is arranged on the movable groove rod 4, a frame body 7 is connected onto the sliding seat 6, the external size of the frame body 7 is smaller than the internal size of the movable sleeve 8, the frame body 7 and the movable sleeve 8 form a sliding structure, the sizes of the movable sleeve 8 and the frame body 7 are matched, the movable sleeve 8 is arranged on the outer side of the frame body 7, and a support foot 9 is installed at one end, far away from the welding platform 1, of the cabinet body 2;

one end of the operation knife rest 5 is connected with a clamp staple 10, one side of the clamp staple 10 is provided with an outer sleeve buckle 11, the outer sleeve buckle 11 and a clamping block 12 are of an integral structure, two clamping blocks 12 are arranged, the clamping blocks 12 are symmetrically arranged around the center of the outer sleeve buckle 11, the clamping block 12 is arranged inside the outer sleeve buckle 11, so that the clamping block 12 can be matched with the clamping groove 14 during replacement and installation, the integral detaching and installing of the cleaver can be realized through rotating separation, the clamping block 12 is arranged on the inner side of the outer sleeve buckle 11, one end of the outer sleeve buckle 11 is provided with the cleaver 13, the clamping groove 13 is provided with the clamping groove 14, the two clamping grooves 14 are arranged, the clamping grooves 14 are symmetrically arranged around the center of the cleaver 13, the symmetrical arrangement ensures that the clamping grooves 14 on two sides can be simultaneously matched with the clamping blocks 12, the one-side matching is easy to cause falling off so as to cause danger, the joint groove 16 is formed in the center of the cutter head 15, the welding port 17 is formed in the center of the cutter head 15, the side face of the welding port 17 is V-shaped, metal cannot be separated from the welding position, two grooves are formed for placing metal wires, the original V shape of a knife edge is changed, the welding point area is reduced by using a small V shape and the joint groove 16, enough operation space is provided, the welding port 17 is formed in one end of the joint groove 16, and a welding wire through port 18 is formed in one side of the welding port 17.

The working principle is as follows: when the special aluminum wire bonding riving knife is used, firstly, the device is inspected, then the device is electrified, parts waiting for welding are placed on an object stage 3, a control system is opened, a sliding seat 6 is moved along a moving groove rod 4 by utilizing a regulating device to reach a position suitable for welding, then a riving knife 13 is clamped and installed inside an outer sleeve buckle 11, a riving knife 13 body is rotated to clamp a clamping block 12 and a clamping groove together, then the riving knife and the outer sleeve buckle 11 are connected and installed on an operation knife rest 5, the riving knife is fixed by utilizing a clamping nail 10, the welding height is adjusted by changing the position of a frame body 7 through a movable sleeve 8, then the parts on the object stage 3 are welded, when in welding, metal wires are compacted through an interface groove 16, one end of each metal wire extends to a welding port 17, the welding wires penetrate through a welding wire through an opening 18 and extend to the inside the welding port 17, and then the welding wires and the metal wires, and (5) taking down the parts after welding. Those not described in detail in this specification are within the skill of the art.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Special aluminum wire bonding riving knife includes welded platform (1), removes groove pole (4), operation knife rest (5) and movable sleeve (8), its characterized in that: a cabinet body (2) is arranged on one side of the welding platform (1), the movable groove rod (4) is fixed on the welding platform (1), the operation knife rest (5) is arranged on the welding platform (1), the movable groove rod (4) and the operation knife rest (5) are arranged on the same side of the welding platform (1), wherein,

an objective table (3) is installed on one side of the movable groove rod (4), a sliding seat (6) is arranged on the movable groove rod (4), a frame body (7) is connected onto the sliding seat (6), the movable sleeve (8) is arranged on the outer side of the frame body (7), and a support foot (9) is installed at one end, far away from the welding platform (1), of the cabinet body (2);

the utility model discloses a welding wire cutter, including operation knife rest (5), staple bolt (10), outer box (11) have been provided with to staple bolt (10) one side, outer box (11) inboard is provided with fixture block (12), cleaver (13) are installed to the one end of outer box (11), draw-in groove (14) have been seted up on cleaver (13), the end of cleaver (13) is provided with tool bit (15), interface groove (16) are seted up on tool bit (15), the one end in interface groove (16) is provided with weld bond (17), welding wire opening (18) have been seted up to one side of weld bond (17).

2. The special aluminum wire bonding riving knife of claim 1 wherein: the movable groove rod (4) and the sliding seat (6) form a clamping structure, and the movable groove rod (4) and the sliding seat (6) form a sliding structure.

3. The special aluminum wire bonding riving knife of claim 1 wherein: the outer size of the frame body (7) is smaller than the inner size of the movable sleeve (8), and the frame body (7) and the movable sleeve (8) form a sliding structure.

4. The special aluminum wire bonding riving knife of claim 1 wherein: the outer eye ring (11) and the fixture blocks (12) are of an integral structure, two fixture blocks (12) are arranged, and the fixture blocks (12) are symmetrically arranged relative to the center of the outer eye ring (11).

5. The special aluminum wire bonding riving knife of claim 1 wherein: the two clamping grooves (14) are formed, and the clamping grooves (14) are symmetrical about the center of the riving knife (13).

6. The special aluminum wire bonding riving knife of claim 1 wherein: the connector groove (16) is formed in the center of the cutter head (15), the welding port (17) is formed in the center of the cutter head (15), and the side face of the welding port (17) is V-shaped.