CN209690365U - Adaptive fixed device for chip - Google Patents
Adaptive fixed device for chip Download PDFInfo
- Publication number
- CN209690365U CN209690365U CN201920171190.1U CN201920171190U CN209690365U CN 209690365 U CN209690365 U CN 209690365U CN 201920171190 U CN201920171190 U CN 201920171190U CN 209690365 U CN209690365 U CN 209690365U
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- chip
- elastic slice
- pressing plate
- pedestal
- elastic
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Abstract
The utility model discloses a kind of adaptive fixed device for chip, including pedestal, the elastic slice being mounted on the base and the pressing plate above elastic slice, the locating slot for chip insertion is provided on the pedestal, described elastic slice one end is connect with pedestal, the other end is abutted with the chip in locating slot, and the pressing plate is contacted with elastic slice extruding；The pressing plate includes main part and several elastic layering corresponding with elastic slice portions, this elastic layering portion is connected on main part and contacts with elastic slice extruding, and a bar shaped briquetting is installed on main part top surface and connect with pedestal.The utility model can not only improve processing efficiency, moreover it is possible to eliminate different chip size bring effect fluctuations, improve same fixture to the consistency of each chip clamp position.
Description
Technical field
The utility model relates to a kind of adaptive fixed devices for chip, belong to chip manufacture technical field.
Background technique
Using chip attachment on COC(porcelain substrate) technology production chip when, not only need for chip body to be mounted on
On porcelain substrate, it is also necessary to connect chip body and porcelain substrate by gold thread, and carry out the test of chip；Therefore, for reality
The efficient production of existing chip, needs for chip to be fixed in fixture, and carries out batch machining using gold thread bonding apparatus.
Currently, there is a kind of stationary fixture of chip on the market, vacuumizing in chip slot and chip slot can be passed through
Being fixed temporarily for chip is realized in hole, still, since the chip size for being applied to laser is smaller, in actual mechanical process, not only
Vacuumize hole and be easy blocking, and chip is in placement, processing and in the transfer process of different machines, chip easily occur loosening and
Deviate initial position, or even bounce off chip slot, and then increase difficulty of processing, influences its processing efficiency.
Utility model content
The purpose of the utility model is to provide a kind of adaptive fixed devices for chip, can not only improve processing
Efficiency, moreover it is possible to eliminate different chip size bring effect fluctuations, improve same fixture to the one of each chip clamp position
Cause property.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of adaptive fixed dress for chip
It sets, including pedestal, the elastic slice being mounted on the base and the pressing plate above elastic slice, is provided on the pedestal for chip insertion
Locating slot, described elastic slice one end are connect with pedestal, and the other end is abutted with the chip in locating slot, and the pressing plate connects with elastic slice extruding
Touching；The pressing plate includes main part and several elastic layering corresponding with elastic slice portions, this elastic layering portion is connected to main part
It above and with elastic slice extruding contacts, a bar shaped briquetting is installed on main part top surface and connect with pedestal.
Further improved scheme is as follows in above-mentioned technical proposal:
1. in above scheme, the elastic slice with locating slot number it is identical, be 30~40.
2. in above scheme, the number of the elastic slice is 32, it is divided to two rows evenly distributed.
3. in above scheme, the locating slot is divided into pedestal two sides, the pressing plate is located between the locating slot of two sides.
4. in above scheme, the pedestal both ends are respectively equipped with a limit base, and it is trapezoidal that the pressing plate both ends are respectively provided with one
Portion, this trapezoidal portion are embedded in the trapezoidal guide slot on the inside of limit base.
5. in above scheme, the pedestal is equipped with a connecting column, it is provided on the pressing plate and bar shaped briquetting for connecting column
The relief hole of insertion, be equipped in the relief hole of the bar shaped briquetting be threadedly connected to connecting column compress screw.
6. in above scheme, being provided with the notch that exposes on the elastic slice limit plate, this notch that exposes is located at turning for locating slot
It is connected at angle and with outside.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
1, the utility model is used for the adaptive fixed device of chip, and pressing plate includes main part and several and elastic slice pair
The elastic layering portion answered, this elastic layering portion are connected on main part and contact with elastic slice extruding, and a bar shaped briquetting is installed on master
Body portion top surface is simultaneously connect with pedestal, since the size of same batch chip product is there are certain tolerance, causes to be located at different locating slots
The length and width different from of middle chip, therefore, by the elastic layering portion of corresponding elastic slice each on pressing plate respectively to elastic slice
Push and then realize the positioning to chip, mutually isolated, deformation and active force are independent of each other between each elastic layering portion,
And elastic layering portion itself has adaptive fine-tuning capability, each elastic layering portion can be according to the dimensional fits elastic slice tune of chip
Save the active force that applies to chip, act on larger-size chip, elastic pressuring plate and elastic slice deformation are just small, act on size compared with
Big chip, elastic pressuring plate and elastic slice deformation, to eliminate different chip size bring effect fluctuations, improve same folder with regard to big
Have the consistency to each chip clamp position, is contacted to improve each chip with fixture, especially chip with fixture base
The consistency of state, and then guarantee the uniformity of different chip cooling effects, caused by being both avoided that because of the temperature difference on same fixture
The fluctuation of different chip gold thread bonding qualities, moreover it is possible to avoid the temperature difference from causing to fluctuate with the performance of batch chip, and influence survey
The accuracy of test result, and then correct the bring adverse effect of chip size tolerance；
Pressure is applied to pressing plate by the bar shaped briquetting above pressing plate, firstly, it can be such that elastic layering portion and elastic slice squeezes
Press contacts realize positioning of the elastic slice to chip, secondly, bar shaped briquetting acts only on the main part of pressing plate, without to elastic layering
Portion directly applies active force, has not only interfered with the self-adaptive pressure of each elastic pressuring plate, but also can be the adaptive of elastic pressuring plate
Deformation offer allows bit space；Realize elastic layering portion to elastic slice in addition, applying active force to pressing plate main body by bar shaped briquetting
When extruding, compared to directly pressure is applied by pressing plate main body, bar shaped briquetting more uniform can conduct active force to pressure
Each section of plate main body, and pressing plate main part can be controlled and be not in shape portion in conduction power and influence elastic pressure
The adaptive ability in item portion.
2, the utility model is used for the adaptive fixed device of chip, and locating slot is divided into pedestal two sides, the pressing plate
Between the locating slot of two sides, by the way that the width of pressing plate to be set smaller than to the width of pedestal, locating slot is located at
The two sides of pressing plate avoid pressing plate from influencing the attachment of chip, gold thread bonding, test and visual inspection；Its pedestal both ends is respectively equipped with one
Limit base, the pressing plate both ends are respectively provided with a trapezoidal portion, in the trapezoidal guide slot on the inside of this trapezoidal portion's insertion limit base, pass through
The cooperation in the trapezoidal portion of trapezoidal guide slot and pressing plate on the inside of limit base, the displacement to elastic slice side of guide pressing plate guarantee pressing plate
All elastic tabletting can release corresponding elastic slice simultaneously, to guarantee the synchronism and accuracy of pressing plate extrusion elastic；Its
Pedestal is equipped with a connecting column, and the relief hole for connecting column insertion, the bar shaped briquetting are provided on the pressing plate and bar shaped briquetting
Relief hole in be equipped be threadedly connected to connecting column compress screw, by the screw thread for compressing screw and connecting column on bar shaped briquetting
Pressing plate and bar shaped briquetting, can not only be mounted on the base by connection, moreover it is possible to adjust mortgage screw, utilize the screw head for compressing screw
The pressure to elastic slice side, and the size by adjusting pressure are provided for bar shaped briquetting, control elastic slice is in the clamping of chip
Optimum state；It is provided with the notch that exposes on its elastic slice limit plate, this notch that exposes is located at the corner of locating slot and connects with outside
It is logical, since laser chip includes substrate and the chip body on substrate, pass through the notch that exposes and be connected to above locating slot
Space and exterior space so that when testing laser chip, light that the chip body positioned at basic top surface issues
It can be projected by the notch that exposes, so that external test macro receives light, complete the photoelectricity test work of chip.
Detailed description of the invention
Attached drawing 1 is overall structure diagram of the utility model for the adaptive fixed device of chip；
Attached drawing 2 is the explosive view of the adaptive fixed device for chip；
Attached drawing 3 is the partial exploded view of the adaptive fixed device for chip；
Attached drawing 4 is the enlarged drawing of part A in attached drawing 3；
Attached drawing 5 is the structural schematic diagram of pressing plate and bar shaped briquetting.
In the figures above: 1, pedestal；104, limit base；105, trapezoidal guide slot；106, connecting column；2, elastic slice；3, pressing plate；
31, main part；32, elastic layering portion；301, trapezoidal portion；302, relief hole；303, screw is compressed；4, locating slot；5, bar shaped pressure
Block；63, expose notch；8, chip.
Specific embodiment
Embodiment 1: a kind of Self adapting fixture of chip, referring to attached drawing 1-5, including pedestal 1, the bullet being installed on pedestal 1
Piece 2 and the pressing plate 3 above elastic slice 2, are provided with the locating slot 4 being embedded in for chip 8 on the pedestal 1, described 2 one end of elastic slice with
Pedestal 1 connects, and the other end is abutted with the chip 8 in locating slot 4, and the pressing plate 3 is contacted with the extruding of elastic slice 2；The pressing plate 3 includes
Main part 31 and several elastic layering corresponding with elastic slice 2 portions 32, this elastic layering portion 32 be connected on main part 31 and with
Elastic slice 2 squeezes contact, and a bar shaped briquetting 5 is installed on 31 top surface of main part and connect with pedestal 1.
Above-mentioned elastic slice 2 with 4 number of locating slot it is identical, be 30~40.The number of above-mentioned elastic slice 2 is 32, is divided to two
Row is evenly distributed.Above-mentioned locating slot 4 is divided into 1 two sides of pedestal, and above-mentioned pressing plate 3 is located between the locating slot 4 of two sides；
Above-mentioned 1 both ends of pedestal are respectively equipped with a limit base 104, and above-mentioned 3 both ends of pressing plate are respectively provided with a trapezoidal portion 301, this
Trapezoidal portion 301 is embedded in the trapezoidal guide slot 105 of 104 inside of limit base；
Above-mentioned pedestal 1 is equipped with a connecting column 106, is provided on above-mentioned pressing plate 3 and bar shaped briquetting 5 and is embedded in for connecting column 106
Relief hole 302, be equipped in the relief hole 302 of above-mentioned bar shaped briquetting 5 be threadedly connected to connecting column 106 compress screw 303；
Be provided with the notch 63 that exposes on above-mentioned elastic slice limit plate 6, this notch 63 that exposes be located at the corner of locating slot 4 and with
Outside connection.
Embodiment 2: a kind of Self adapting fixture of chip, referring to attached drawing 1-5, including pedestal 1, the bullet being installed on pedestal 1
Piece 2 and the pressing plate 3 above elastic slice 2, are provided with the locating slot 4 being embedded in for chip 8 on the pedestal 1, described 2 one end of elastic slice with
Pedestal 1 connects, and the other end is abutted with the chip 8 in locating slot 4, and the pressing plate 3 is contacted with the extruding of elastic slice 2；The pressing plate 3 includes
Main part 31 and several elastic layering corresponding with elastic slice 2 portions 32, this elastic layering portion 32 be connected on main part 31 and with
Elastic slice 2 squeezes contact, and a bar shaped briquetting 5 is installed on 31 top surface of main part and connect with pedestal 1.
Above-mentioned elastic slice 2 with 4 number of locating slot it is identical, be 30~40.The number of above-mentioned elastic slice 2 is 32, is divided to two
Row is evenly distributed.Above-mentioned locating slot 4 is divided into 1 two sides of pedestal, and above-mentioned pressing plate 3 is located between the locating slot 4 of two sides；
Above-mentioned 1 both ends of pedestal are respectively equipped with a limit base 104, and above-mentioned 3 both ends of pressing plate are respectively provided with a trapezoidal portion 301, this
Trapezoidal portion 301 is embedded in the trapezoidal guide slot 105 of 104 inside of limit base；
Above-mentioned pedestal 1 is equipped with a connecting column 106, is provided on above-mentioned pressing plate 3 and bar shaped briquetting 5 and is embedded in for connecting column 106
Relief hole 302, be equipped in the relief hole 302 of above-mentioned bar shaped briquetting 5 be threadedly connected to connecting column 106 compress screw 303.
When using the above-mentioned adaptive fixed device for chip, because there are certain public affairs in the size of same batch chip product
Difference causes the length and width different from for being located at chip in different locating slots therefore to pass through corresponding elastic slice each on pressing plate
Elastic layering portion push to elastic slice respectively and then positioning of the realization to chip, mutually isolated between each elastic layering portion,
Deformation and active force are independent of each other, and elastic layering portion itself has adaptive fine-tuning capability, and each elastic layering portion can root
The active force applied to chip is adjusted according to the dimensional fits elastic slice of chip, acts on larger-size chip, elastic pressuring plate and bullet
Piece deformation is just small, acts on larger-size chip, and elastic pressuring plate and elastic slice deformation are brought with regard to big with eliminating different chip sizes
Effect fluctuation, same fixture is improved to the consistency of each chip clamp position, to improve each chip and fixture, outstanding
It is the consistency of chip Yu fixture base contact condition, and then guarantees the uniformity of different chip cooling effects, is both avoided that
Because of the fluctuation of chip gold thread bonding qualities different on same fixture caused by the temperature difference, moreover it is possible to the temperature difference be avoided to lead to the property with batch chip
It can fluctuate, and influence the accuracy of test result, and then correct the bring adverse effect of chip size tolerance；
In addition, applying pressure to pressing plate by the bar shaped briquetting above pressing plate, firstly, it can make elastic layering portion and bullet
Piece squeezes contact, positioning of the elastic slice to chip is realized, secondly, bar shaped briquetting acts only on the main part of pressing plate, without to elasticity
Press strip portion directly applies active force, not only do not interfered with the self-adaptive pressure of each elastic pressuring plate, but can for elastic pressuring plate from
Deformation offer is provided and allows bit space；Realize elastic layering portion to bullet in addition, applying active force to pressing plate main body by bar shaped briquetting
When the extruding of piece, compared to directly pressure is applied by pressing plate main body, bar shaped briquetting more uniform can conduct active force
To each section of pressing plate main body, and pressing plate main part can be controlled and be not in shape portion in conduction power and influence bullet
The adaptive ability in property press strip portion；
In addition, enabling locating slot to be located at the two of pressing plate by the width that the width of pressing plate is set smaller than to pedestal
Side avoids pressing plate from influencing the attachment of chip, gold thread bonding, test and visual inspection；By trapezoidal guide slot on the inside of limit base and
The cooperation in the trapezoidal portion of pressing plate, the displacement to elastic slice side of guide pressing plate guarantee that all elastic tabletting of pressing plate can solve simultaneously
Except corresponding elastic slice, to guarantee the synchronism and accuracy of pressing plate extrusion elastic；By compressing screw and company on bar shaped briquetting
The threaded connection of column is connect, pressing plate and bar shaped briquetting can not only be mounted on the base, moreover it is possible to mortgage screw is adjusted, using compressing
The screw head of screw provides the pressure to elastic slice side, and the size by adjusting pressure for bar shaped briquetting, controls elastic slice to chip
Clamping be in optimum state；
In addition, since laser chip includes substrate and the chip body on substrate, pass through the notch connection that exposes
Space and exterior space above locating slot, so that the chip body when testing laser chip, positioned at basic top surface
The light of sending can be projected by the notch that exposes, so that external test macro receives light, complete the photoelectricity test of chip
Work.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (7)
1. a kind of adaptive fixed device for chip, it is characterised in that: including pedestal (1), the bullet being installed on pedestal (1)
Piece (2) and the pressing plate (3) being located above elastic slice (2), the locating slot (4) for chip (8) insertion, institute are provided on the pedestal (1)
It states elastic slice (2) one end to connect with pedestal (1), the other end is abutted with the chip (8) in locating slot (4), the pressing plate (3) and elastic slice
(2) contact is squeezed；
The pressing plate (3) includes main part (31) and several elastic layering corresponding with elastic slice (2) portions (32), this elastic layering
Portion (32) is connected on main part (31) and squeezes with elastic slice (2) and contacts, and a bar shaped briquetting (5) is installed on main part (31) top surface
And it is connect with pedestal (1).
2. the adaptive fixed device according to claim 1 for chip, it is characterised in that: the elastic slice (2) and
Locating slot (4) number is identical, is 30~40.
3. the adaptive fixed device according to claim 2 for chip, it is characterised in that: the number of the elastic slice (2)
Mesh is 32, is divided to two rows evenly distributed.
4. the adaptive fixed device according to claim 1 for chip, it is characterised in that: the locating slot (4) point
Set on pedestal (1) two sides, the pressing plate (3) is located between the locating slot (4) of two sides.
5. the adaptive fixed device according to claim 1 for chip, it is characterised in that: pedestal (1) both ends
It is respectively equipped with a limit base (104), pressing plate (3) both ends are respectively provided with a trapezoidal portion (301), this trapezoidal portion (301) insertion
In trapezoidal guide slot (105) on the inside of limit base (104).
6. the adaptive fixed device according to claim 1 for chip, it is characterised in that: set on the pedestal (1)
Have a connecting column (106), the relief hole (302) for connecting column (106) insertion be provided on the pressing plate (3) and bar shaped briquetting (5),
Be equipped in the relief hole (302) of the bar shaped briquetting (5) be threadedly connected to connecting column (106) compress screw (303).
7. the adaptive fixed device according to claim 1 for chip, it is characterised in that: the elastic slice limit plate
(6) notch that exposes (63) are provided on, this notch that exposes (63) is located at the corner of locating slot (4) and is connected to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920171190.1U CN209690365U (en) | 2019-01-31 | 2019-01-31 | Adaptive fixed device for chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920171190.1U CN209690365U (en) | 2019-01-31 | 2019-01-31 | Adaptive fixed device for chip |
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| Publication Number | Publication Date |
|---|---|
| CN209690365U true CN209690365U (en) | 2019-11-26 |
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ID=68601190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920171190.1U Active CN209690365U (en) | 2019-01-31 | 2019-01-31 | Adaptive fixed device for chip |
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| CN (1) | CN209690365U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756219A (en) * | 2020-12-28 | 2021-05-07 | 昆山丘钛光电科技有限公司 | Camera module side dispensing jig |
| CN112975786A (en) * | 2021-03-01 | 2021-06-18 | 辽宁优迅科技有限公司 | Box laser external lens mounting and fixing device and mounting method |
-
2019
- 2019-01-31 CN CN201920171190.1U patent/CN209690365U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756219A (en) * | 2020-12-28 | 2021-05-07 | 昆山丘钛光电科技有限公司 | Camera module side dispensing jig |
| CN112975786A (en) * | 2021-03-01 | 2021-06-18 | 辽宁优迅科技有限公司 | Box laser external lens mounting and fixing device and mounting method |
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| GR01 | Patent grant | ||
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Address after: Building 5, No. 1508, Xiangjiang Road, Suzhou High-tech Zone, Suzhou City, Jiangsu Province 215129 Patentee after: Suzhou Lianxun Instrument Co.,Ltd. Address before: Rooms 604 and 605, Building 39, No. 369 Lushan Road, High-tech Zone, Suzhou City, Jiangsu Province, 215000 Patentee before: STELIGHT INSTRUMENT Inc. |