CN213905336U - Suction nozzle capable of reducing chip damage rate - Google Patents
Suction nozzle capable of reducing chip damage rate Download PDFInfo
- Publication number
- CN213905336U CN213905336U CN202023007666.XU CN202023007666U CN213905336U CN 213905336 U CN213905336 U CN 213905336U CN 202023007666 U CN202023007666 U CN 202023007666U CN 213905336 U CN213905336 U CN 213905336U
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- China
- Prior art keywords
- suction nozzle
- chip
- tube socket
- trachea
- damage rate
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- 210000003437 trachea Anatomy 0.000 claims abstract description 23
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Abstract
The utility model relates to a LD chip test field specifically is a reduce suction nozzle of chip damage rate, including the suction nozzle head, suction nozzle head top is provided with the trachea tube socket, is provided with the tube socket hole in the trachea tube socket, and trachea tube socket one side is provided with and is used for carrying out the side tangent plane that circumference is fixed to the suction nozzle, and the connection position between suction nozzle head and the trachea tube socket is provided with the spacing step of trachea, runs through in the suction nozzle head to be provided with and extends to the downthehole suction hole of tube socket, and suction nozzle head bottom is provided with the plane, and the cross is provided with first suction nozzle recess and second suction nozzle recess in the plane. The chip is from point contact or line contact to face contact when being adsorbed, through set up two and be ninety criss-cross first suction nozzle recess and the second suction nozzle recess of degree on the first head plane of suction nozzle, the width and the degree of depth of first suction nozzle recess and second suction nozzle recess are greater than the width and the height of chip upper surface bulge, have effectively avoided the damage that the chip caused when being adsorbed.
Description
Technical Field
The utility model relates to a LD chip test field specifically is a reduce suction nozzle of chip damage rate.
Background
The semiconductor laser, abbreviated as LD, has the advantages of high efficiency, long service life, good beam quality, small volume, light weight, full-curing, etc.
LD chip need carry out performance test after production is accomplished, and current suction nozzle is when carrying out the chip absorption, and the bulge on the chip and suction nozzle direct contact have the problem that the probability of chip damage is on the high side to this kind of form suction nozzle, lead to the chip to appear badly, influence product quality. Therefore, it is necessary to design a suction nozzle for reducing the damage rate of the chip to solve the disadvantages of the prior art.
SUMMERY OF THE UTILITY MODEL
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a suction nozzle that can reduce chip damage rate, includes the suction nozzle head, suction nozzle top is provided with the trachea tube socket, be provided with the trachea tube socket hole in the trachea tube socket, trachea tube socket one side is provided with and is used for carrying out the side tangent plane that circumference is fixed to the suction nozzle, the suction nozzle head with the junction between the trachea tube socket is provided with the spacing step of trachea, run through to be provided with in the suction nozzle head and extend to the downthehole suction hole of tube socket, suction nozzle head bottom is provided with the plane, the cross arrangement has first suction nozzle recess and second suction nozzle recess in the plane.
Further, the width and depth of the first nozzle groove and the second nozzle groove are larger than the width and height of the raised part on the upper surface of the chip, and the first nozzle groove and the second nozzle groove are crossed at an included angle of ninety degrees.
Furthermore, the suction nozzle head is of a conical body structure, four faces which are opposite in pairs are arranged on the conical body, the areas of two opposite faces in the four faces are equal, and the areas of two adjacent faces are not equal.
Furthermore, the trachea tube seat is a cylindrical tube body with an opening arranged inside.
Further, the nozzle head is made of 404 stainless steel plate.
Compared with the prior art, the beneficial effects of the utility model are that:
the chip is from point contact or line contact to face contact when being adsorbed, through set up two and be ninety criss-cross first suction nozzle recess and the second suction nozzle recess of degree on the first head plane of suction nozzle, the width and the degree of depth of first suction nozzle recess and second suction nozzle recess are greater than the width and the height of chip upper surface bulge, have effectively avoided the damage that the chip caused when being adsorbed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a bottom view of the present invention;
fig. 3 is a side view of the present invention;
fig. 4 is a top view of the present invention.
In the figure: 1-a suction nozzle head; 2-a gas pipe limiting step; 3-side section; 4-a tube seat hole; 5-trachea tube seat; 6-a suction hole; 7-plane, 71-first nozzle recess, 72-second nozzle recess.
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 utility model provides a can reduce suction nozzle of chip damage rate, including suction nozzle head 1, suction nozzle head 1 top is provided with trachea tube socket 5, be provided with pipe socket hole 4 in the trachea tube socket 5, trachea tube socket 5 one side is provided with and is used for carrying out the side tangent plane 3 that circumference is fixed to the suction nozzle, the connecting point between suction nozzle head 1 and the trachea tube socket 5 is provided with spacing step 2 of trachea, it is provided with the suction hole 6 that extends to the pipe socket downthehole to run through in suction nozzle head 1, suction hole 6 communicates with each other with pipe socket hole 4, form suction nozzle negative pressure zone jointly, suction nozzle head 1 bottom is provided with plane 7, cross in plane 7 is provided with first suction nozzle recess 71 and second suction nozzle recess 72.
Due to the arranged side cutting surface, the suction nozzle can be positioned during installation, the directions of the first suction nozzle groove 71 and the second suction nozzle groove 72 at the bottom of the suction nozzle head are ensured to be consistent with the direction of the columnar protruding waveguide of the chip, and the position of the suction nozzle is fixed, so that the protruding position on the chip can be ensured to be rightly aligned.
As a preferable mode of the present invention, the width and depth of the first suction nozzle groove 71 and the second suction nozzle groove 72 are larger than the width and height of the protruding portion of the upper surface of the chip, and the first suction nozzle groove 71 and the second suction nozzle groove 72 are crossed at an included angle of ninety degrees.
As an optimized mode of the utility model, the suction nozzle head 1 is a conical body structure, and four faces opposite to each other are arranged on the conical body, and two opposite face areas in the four faces are equal, and two adjacent face areas are unequal.
As a preferred mode of the present invention, the tracheal tube base 5 is a cylindrical tube body with an opening formed therein.
As a preferred mode of the utility model, the suction nozzle head 1 is made of a 404 stainless steel plate, and the 404 stainless steel material has higher hardness, so that the service life of the suction nozzle head 1 can be prolonged.
When the suction nozzle is used, the suction nozzle is arranged at the suction nozzle mounting position of the equipment carrying mechanical arm, and the carrying mechanical arm can automatically carry the chip according to a set program. When the suction nozzle moves downwards to a set position, the vacuum pump sucks air from an air passage inside the suction nozzle, the pressure inside the suction nozzle and around the chip is reduced, meanwhile, compressed air is blown out from the back surface of the chip to blow the chip away from the surface of the chip bearing film, the chip is adsorbed by the suction nozzle, negative pressure is formed at the joint of the upper surface of the chip and the plane on the suction nozzle, the chip is adsorbed, the bulge parts are over against two grooves on the surface of the suction nozzle, the bulge parts are positioned in the grooves and do not contact with the grooves when the chip is adsorbed, the contact mode is changed from point contact or line contact into surface contact, no collision occurs, the chip is effectively protected, and the probability of chip damage can be effectively reduced.
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 equivalents may be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a reduce suction nozzle of chip damage rate, includes suction nozzle head (1), suction nozzle head (1) top is provided with trachea tube socket (5), be provided with pipe socket hole (4) in trachea tube socket (5), its characterized in that, trachea tube socket (5) one side is provided with and is used for carrying out side tangent plane (3) that circumference is fixed to the suction nozzle, suction nozzle head (1) with the junction between trachea tube socket (5) is provided with spacing step of trachea (2), run through being provided with in suction nozzle head (1) and extend to suction hole (6) in the pipe socket hole, suction nozzle head (1) bottom is provided with plane (7), the crisscross first suction nozzle recess (71) and second suction nozzle recess (72) in plane (7).
2. The suction nozzle for reducing the chip damage rate as claimed in claim 1, wherein: the width and depth of the first nozzle groove (71) and the second nozzle groove (72) are larger than the width and height of the raised part on the upper surface of the chip.
3. The suction nozzle for reducing the damage rate of the chip as claimed in claim 2, wherein: the first nozzle groove (71) and the second nozzle groove (72) intersect at a ninety degree included angle.
4. The suction nozzle for reducing the chip damage rate as claimed in claim 1, wherein: the suction nozzle head (1) is of a conical body structure, four faces which are opposite in pairs are arranged on the conical body, the areas of two opposite faces in the four faces are equal, and the areas of two adjacent faces are unequal.
5. The suction nozzle for reducing the chip damage rate as claimed in claim 1, wherein: the trachea tube seat (5) is a cylindrical tube body with an opening arranged inside.
6. The suction nozzle for reducing the chip damage rate as claimed in claim 1, wherein: the suction nozzle head (1) is made of a 404 stainless steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023007666.XU CN213905336U (en) | 2020-12-15 | 2020-12-15 | Suction nozzle capable of reducing chip damage rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023007666.XU CN213905336U (en) | 2020-12-15 | 2020-12-15 | Suction nozzle capable of reducing chip damage rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213905336U true CN213905336U (en) | 2021-08-06 |
Family
ID=77103711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023007666.XU Active CN213905336U (en) | 2020-12-15 | 2020-12-15 | Suction nozzle capable of reducing chip damage rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213905336U (en) |
-
2020
- 2020-12-15 CN CN202023007666.XU patent/CN213905336U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518031 11th floor, building B, Tengfei Industrial Building, 6 Taohua Road, free trade zone, Futian District, Shenzhen City, Guangdong Province Patentee after: Shenzhen guangshenghao Technology Co.,Ltd. Address before: 518031 11th floor, building B, Tengfei Industrial Building, 6 Taohua Road, free trade zone, Futian District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN GUANGSHENGHAO TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 518000 11th floor, building B, Tengfei Industrial Building, 6 Taohua Road, free trade zone, Futian District, Shenzhen City, Guangdong Province Patentee after: Guoke Semiconductor (Shenzhen) Co.,Ltd. Country or region after: China Address before: 518031 11th floor, building B, Tengfei Industrial Building, 6 Taohua Road, free trade zone, Futian District, Shenzhen City, Guangdong Province Patentee before: Shenzhen guangshenghao Technology Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |