CN218309621U - Aluminum wire bonding riving knife convenient to self-cleaning - Google Patents
Aluminum wire bonding riving knife convenient to self-cleaning Download PDFInfo
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- CN218309621U CN218309621U CN202222936703.8U CN202222936703U CN218309621U CN 218309621 U CN218309621 U CN 218309621U CN 202222936703 U CN202222936703 U CN 202222936703U CN 218309621 U CN218309621 U CN 218309621U
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- aluminum wire
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- wire bonding
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Abstract
The utility model relates to an aluminum wire bonding technical field especially relates to an aluminum wire bonding riving knife convenient to self-cleaning, including mounting panel, ear seat, back shaft, riving knife seat, upset motor, shower and shower head, the lower extreme of mounting panel is fixed with the ear seat, and the ear seat rotates through the back shaft and supports the riving knife seat, and the back shaft is driven to rotate by the upset motor fixed at the outer wall of ear seat curb plate, wears to install the shower in the web portion of ear seat, is equipped with a plurality of shower heads that expose from the web portion inboard on the shower; the upper and lower part of the cutter splitting seat respectively comprises a lower part and a plurality of movable high-position blocks arranged side by side, a plurality of lower welding grooves are formed in the bottom end of the lower part, and the movable high-position blocks are provided with high-position threading grooves capable of being opened. The utility model discloses satisfy the batch bonding operation of multichannel aluminum wire, high-order threading groove can be opened, is convenient for carry out the two switching in the use, utilizes the shower head to carry out automatic punching press to the low level welding groove of below and washes, guarantee bonding efficiency.
Description
Technical Field
The utility model relates to an aluminum wire bonding technical field especially relates to an aluminum wire bonding riving knife convenient to self-cleaning.
Background
During the processing of semiconductors, an aluminum wire bonder is often used to connect a chip to a circuit board by aluminum wire bonding. Ultrasonic frequency friction is generated between the aluminum wire and the bonding pad metal, an oxide layer on an interface is removed, elastic deformation is caused, the end face of the riving knife is stressed by the two bonding principles, and the end of the riving knife is abraded after multiple welding, so that a welding spot is seriously deformed, and cleaning equipment is required to remove residual impurities on the riving knife. After the riving knife is used for a long time, the riving knife is often contacted with an aluminum wire, so that oil stains and scraps on the aluminum wire can be stained on the riving knife, and the riving knife needs to be cleaned regularly.
The patent specification with the publication number of CN212113628U discloses a double-end wedge-shaped cleaver for semiconductor lead bonding, which comprises a cleaver handle, wherein the lower part of the cleaver handle is provided with a clamping groove, a rotary disc is arranged in the clamping groove, the rotary disc is symmetrically provided with a first cleaver tool bit with a smooth coating and a second cleaver tool bit with a rough coating, a support shaft is fixedly arranged in the rotary disc in a penetrating manner, one end of the support shaft is provided with a limiting head, the other end of the support shaft is provided with a knob, a rotary groove matched with the support shaft is arranged in the cleaver handle, a shaft body of the support shaft positioned in the rotary groove is provided with a square column, four side surfaces of the square column are respectively provided with a positioning groove, the front side of the cleaver handle is screwed with a positioning screw, and the positioning screw is screwed inwards and can abut into the positioning groove positioned in the advancing direction of the positioning screw. Adopt double-end structure, utilize the pivot to drive the carousel rotatory, and then can realize taking smooth coating first chopper tool bit and taking the switching between the rough coating second chopper tool bit, switching operation is simple and convenient, does benefit to and improves wedge bonding efficiency.
However, the aluminum wire bonding riving knife still has the defects that firstly, the aluminum wire bonding riving knife is only provided with two knife heads, the batch bonding operation of a plurality of paths of aluminum wires cannot be met, and secondly, the aluminum wire bonding riving knife does not have the automatic cleaning function, needs manual cleaning at regular intervals and affects the bonding efficiency. Therefore, the structure thereof needs to be optimized and improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned problem that exists among the conventional art, provide an aluminum wire bonding riving knife convenient to self-cleaning.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
an aluminum wire bonding riving knife convenient to automatically clean comprises a mounting plate, an ear seat, a supporting shaft, a riving knife seat, a turnover motor, a spraying pipe and a spraying head, wherein the ear seat is fixed at the lower end of the mounting plate, the ear seat rotatably supports the riving knife seat through the supporting shaft, the supporting shaft is driven to rotate by the turnover motor fixed on the outer wall of a side plate of the ear seat, the spraying pipe penetrates through a web plate part of the ear seat, and the spraying pipe is provided with a plurality of spraying heads exposed from the inner side of the web plate part; the upper and lower part of splitting the blade holder is central symmetry and distributes, and every part contains the activity high level piece that low level portion and a plurality of group set up side by side, a plurality of low level welding grooves have been seted up to the bottom of low level portion, activity high level piece is equipped with the high-order threading groove that can open.
Furthermore, in the aluminum wire bonding riving knife convenient to automatically clean, the movable high-position block is formed by butt joint of two blocks, the upper part of each block is provided with a lead screw groove, the lower part of each block is provided with a semicircular through groove, the lead screw grooves of the two blocks are opposite in rotation direction, and the semicircular through grooves of the two blocks are in butt joint to form the high-position wire threading groove.
Furthermore, in the aluminum wire bonding riving knife convenient for automatic cleaning, the ear base is provided with an adjusting rod penetrating through each group of movable high-level blocks, the adjusting rod is driven to rotate by an adjusting motor fixed on the ear base, and the adjusting rod is provided with a plurality of groups of screw rod sections matched with the screw rod grooves in the movable high-level blocks.
Further, in the aluminum wire bonding riving knife convenient for automatic cleaning, the top end face of the block body is abutted against the outer side face of the riving knife seat.
Further, in the aluminum wire bonding riving knife convenient for automatic cleaning, the cross section of the low-position welding groove is rectangular or semicircular.
Furthermore, in the aluminum wire bonding riving knife convenient for automatic cleaning, the spray headers, the low-position welding grooves and the high-position threading grooves are the same in number and correspond to one another in position.
The beneficial effects of the utility model are that:
the utility model has reasonable structural design, on one hand, the upper and lower ends of the chopping block are respectively provided with a plurality of groups of low-level welding grooves and high-level threading grooves, thereby satisfying the batch bonding operation of multi-path aluminum wires; on the other hand high-order threading groove can be opened, is convenient for carry out the switching of the position at upper and lower two in the use, utilizes the shower head to carry out the punching press to the low level welding groove of below and washes, and the external mechanism of blowing of cooperation carries out quick low temperature and air-dries, realizes self-cleaning through this kind of mode, guarantee bonding efficiency.
Of course, it is not necessary for any product to achieve all of the above advantages simultaneously in practicing the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic front view of the present invention;
fig. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic structural view of the middle movable high-position block of the present invention;
FIG. 5 is an exploded view of the middle movable high block of the present invention;
in the drawings, the reference numerals denote the following components:
1-mounting plate, 2-lug seat, 3-support shaft, 4-cleaver seat, 5-turnover motor, 6-low part, 7-low welding groove, 8-adjusting rod, 9-adjusting motor, 10-movable high block, 101-block body, 102-screw rod groove, 103-semicircular through groove, 11-high threading groove, 12-spray pipe and 13-spray head.
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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the present embodiment is an aluminum wire bonding riving knife convenient for automatic cleaning, which includes a mounting plate 1, an ear seat 2, a supporting shaft 3, a riving knife seat 4, a turnover motor 5, a spray pipe 12 and a spray head 13. The lower extreme of mounting panel 1 is fixed with ear seat 2, and ear seat 2 rotates through back shaft 3 to be supported has chopper seat 4, and back shaft 3 is driven rotatoryly by the upset motor 5 of fixing at ear seat 2 curb plate outer wall. The web part of the ear seat 5 is provided with a spray pipe 12 in a penetrating way, the spray pipe 12 is provided with a plurality of spray heads 13 exposed from the inner side of the web part, and the spray heads 13 are externally connected with a cleaning agent box through a pipeline with a liquid supply pump.
In this embodiment, the upper and lower parts of the riving knife seat 4 are distributed in a central symmetry manner, each part includes a lower part 6 and a plurality of groups of movable upper blocks 10 arranged side by side, a plurality of lower welding grooves 7 are formed in the bottom end of the lower part 6, and the cross section of each lower welding groove 7 is rectangular or semicircular. The movable high-level block 10 is provided with a high-level threading groove 11 which can be opened. The movable high-level block 10 is formed by butt joint of two block bodies 101, and the top end surface of each block body 101 is abutted against the outer side surface of the riving knife seat 4. The upper part of each block 101 is provided with a screw rod groove 102, and the lower part is provided with a semicircular through groove 103. The screw rod grooves 102 of the two blocks 101 are opposite in rotating direction, and the semicircular through grooves 103 of the two blocks 101 are butted to form a high-position threading groove 11.
In this embodiment, the ear base 2 is provided with an adjusting rod 8 penetrating through each group of movable high-position blocks 10, the adjusting rod 8 is driven to rotate by an adjusting motor 9 fixed on the ear base 2, the adjusting rod 8 is provided with a plurality of groups of screw rod sections matched with the screw rod grooves 102 in the movable high-position blocks 10, and each group of screw rod sections comprises two screw rod sections with different rotation directions.
In this embodiment, the number of the spray headers 13, the low-position welding grooves 7 and the high-position threading grooves 11 is the same, and the positions of the spray headers, the low-position welding grooves 7 and the high-position threading grooves 11 correspond to one another.
One specific application of this embodiment is: the structure of the embodiment is reasonable in design, on one hand, the upper end and the lower end of the riving knife seat are respectively provided with a plurality of groups of low-position welding grooves 7 and high-position threading grooves 11, and batch bonding operation of a plurality of paths of aluminum wires is met; on the other hand high-order threading groove 11 can be opened, is convenient for carry out the switching of the position at upper and lower two in the use, utilizes shower head 13 to carry out the punching press to low level welding groove 7 of below and washes, and the external mechanism of blowing of cooperation carries out quick low temperature and air-dries, realizes self-cleaning through this kind of mode, guarantee bonding efficiency.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides an aluminium wire bonding riving knife convenient to self-cleaning which characterized in that: the device comprises a mounting plate, a lug seat, a supporting shaft, a chopping block, a turnover motor, a spray pipe and a spray head, wherein the lug seat is fixed at the lower end of the mounting plate, the chopping block seat is rotatably supported by the lug seat through the supporting shaft, the supporting shaft is driven to rotate by the turnover motor fixed on the outer wall of a side plate of the lug seat, the spray pipe is arranged in a web plate part of the lug seat in a penetrating way, and the spray pipe is provided with the spray heads exposed from the inner side of the web plate part; the upper and lower part of splitting the blade holder is central symmetry and distributes, and every part contains the activity high level piece that low level portion and a plurality of group set up side by side, a plurality of low level welding grooves have been seted up to the bottom of low level portion, activity high level piece is equipped with the high-order threading groove that can open.
2. The aluminum wire bonding riving knife facilitating automatic cleaning of claim 1 further comprising: the movable high-level block is formed by butt joint of two blocks, a lead screw groove is formed in the upper portion of each block, a semicircular through groove is formed in the lower portion of each block, the lead screw grooves of the two blocks are opposite in rotating direction, and the semicircular through grooves of the two blocks are in butt joint to form a high-level threading groove.
3. The aluminum wire bonding riving knife convenient to self-clean of claim 2 wherein: the adjusting rod is driven to rotate by an adjusting motor fixed on the ear seat, and the adjusting rod is provided with a plurality of groups of screw rod sections matched with screw rod grooves in the movable high-level blocks.
4. The aluminum wire bonding riving knife facilitating automatic cleaning of claim 3 wherein: the top end surface of the block body is abutted against the outer side surface of the cleaver seat.
5. The aluminum wire bonding riving knife convenient to self-clean of claim 1 wherein: the cross section of the low-position welding groove is rectangular or semicircular.
6. The aluminum wire bonding riving knife facilitating automatic cleaning of claim 1 further comprising: the spray headers, the low-position welding grooves and the high-position threading grooves are the same in number and correspond to one another in position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222936703.8U CN218309621U (en) | 2022-11-04 | 2022-11-04 | Aluminum wire bonding riving knife convenient to self-cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222936703.8U CN218309621U (en) | 2022-11-04 | 2022-11-04 | Aluminum wire bonding riving knife convenient to self-cleaning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218309621U true CN218309621U (en) | 2023-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222936703.8U Active CN218309621U (en) | 2022-11-04 | 2022-11-04 | Aluminum wire bonding riving knife convenient to self-cleaning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218309621U (en) |
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2022
- 2022-11-04 CN CN202222936703.8U patent/CN218309621U/en active Active
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