CN207528777U - A kind of miniature laser chip loads fixation fixture - Google Patents
A kind of miniature laser chip loads fixation fixture Download PDFInfo
- Publication number
- CN207528777U CN207528777U CN201721752798.0U CN201721752798U CN207528777U CN 207528777 U CN207528777 U CN 207528777U CN 201721752798 U CN201721752798 U CN 201721752798U CN 207528777 U CN207528777 U CN 207528777U
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- chip
- laser chip
- miniature laser
- elastic telescopic
- loads
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Abstract
The utility model is related to chip testing automation equipment fields, more particularly to a kind of miniature laser chip loads fixation fixture, including metal base plate component, chip positioning plate, spring stator, shim, H-frame and shrapnel pressing plate, the metal base plate component, chip positioning plate, spring stator, shim and H-frame are cascading from the bottom up, it is connected and fixed by bottom plate lock-screw, the top setting shrapnel pressing plate of H-frame, shrapnel pressing plate connect fixation with H-frame by pressing plate lock-screw.Compared with prior art, the miniature laser chip of the utility model, which loads, fixed to be fixed whole chips with fixture positioning and is put into that test machine is tested or ageing machine carries out aging, midway does not need to transfer chip to be measured, the change of chip clamping state does not occur for guarantee, so as to reach the comparability of test data before and after aging, positioning accuracy is high, and heat conduction is good.
Description
【Technical field】
The utility model is related to chip testing automation equipment field, more particularly to a kind of miniature laser chip, which loads, to be fixed
Use fixture.
【Background technology】
In miniature laser chip testing, the fixture of fixed chip, it is necessary to have enough accuracy, ensure that chip is put into fixture
When upper, the luminous light path of every chip is basically identical, could realize that the initial position of light path coupling optical fiber is unlikely to deviation in this way
It is excessive, cause initially to look for light difficulty, coupling failure, can not realize test；Since chip bottom has insulation against ground requirement, fixture is fixed
Position trench bottom must insulation against ground；Since laser chip operating temperature is directly related with its emission wavelength, in chip testing
Temperature control is extremely stringent, so when fixed chip is positioned over fixture on temperature control console, heat conduction between bottom and temperature control console
It is required that it is smooth enough, so as to which the temperature difference ensured as possible between temperature control console and laser chip minimizes, so as to be by platform temperature
It can monitoring chip temperature；Laser chip test is tested before including aging and is tested after aging, it is desirable that after fixture loads chip, old
Three this general fixtures of processes energy of test after test aging aging before changing, after ensureing primary charging, three processes have been surveyed and have just been removed
Chip ensures that the change of chip clamping state does not occur, so as to reach the comparability of test data before and after aging.
In industry in production, it is desirable that while meet requirements above, design to fixture, there are bigger difficulties for processing.
It not can be used for the chip positioning fixture of batch production in industry suitably at present.
【Utility model content】
In order to overcome the above problem, the utility model proposes the miniature laser cores that a kind of precision is high, heat conduction is good, generally applicable
Piece loads fixation fixture.
The utility model solves a kind of technical solution that above-mentioned technical problem provides：A kind of miniature laser chip dress is provided
Fixation fixture is carried, including metal base plate component, chip positioning plate, spring stator, shim, H-frame and shrapnel pressure
Plate, the metal base plate component, chip positioning plate, spring stator, shim and H-frame stack gradually set from the bottom up
It puts, is connected and fixed by bottom plate lock-screw, the top setting shrapnel pressing plate of H-frame, shrapnel pressing plate passes through pressing plate locking screw
Nail connect fixation with H-frame.
Preferably, the metal base plate component opposite sides edge is provided with ceramic sheet.
Preferably, the opposite sides edge of the chip positioning plate has multiple postings, the multiple posting
Position is corresponding with the position of ceramic sheet.
Preferably, the opposite sides edge of the spring stator is provided with multiple elastic telescopic arc tongue pieces, described more
A elastic telescopic arc tongue piece position is corresponding with the position of multiple postings, and each elastic telescopic arc tongue piece corresponds to one
Posting.
Preferably, the shim opposite sides edge is provided with multiple notches, the multiple notch position and multiple bullets
Property arc tongue piece position of stretching it is corresponding, and each notch corresponds to an elastic telescopic arc tongue piece.
Preferably, the opposite sides edge of the shrapnel pressing plate is provided with multiple compression pawls, multiple positions for compressing pawls with
The position of multiple elastic telescopic arc tongue pieces is corresponding, and each compression pawl corresponds to an elastic telescopic arc tongue piece.
Preferably, the lower section for compressing pawl sets downward lug boss.
Preferably, the elastic telescopic arc tongue piece in arcuation and is obliquely installed.
Preferably, the multiple posting is linearly arranged in chip positioning plate.
Preferably, the notch is obliquely installed, and elastic telescopic arc tongue piece passes through notch.
Compared with prior art, the miniature laser chip of the utility model loads the positioning of fixation fixture and fixes whole cores
Piece is put into that test machine is tested or ageing machine carries out aging, does not need to transfer chip to be measured halfway, chip does not occur for guarantee
The change of clamping state, so as to reach the comparability of test data before and after aging；Metal base plate component opposite sides edge is set
Ceramic sheet is equipped with, ceramic sheet ensures to insulate with ground in chip testing；Metal base plate component and ceramic sheet have good
Heat conductivility, it is ensured that test chips and the temperature difference tested between temperature control console meet a certain range, and reaching defined test will
It asks；Multiple positions for compressing pawl are corresponding with the position of multiple elastic telescopic arc tongue pieces, can complete the accurate fixed of chip to be measured
Position and fixation.
【Description of the drawings】
Fig. 1 is the three-dimensional structure diagram that a kind of miniature laser chip of the utility model loads fixation fixture；
Fig. 2 is the Structure explosion diagram that a kind of miniature laser chip of the utility model loads fixation fixture.
【Specific embodiment】
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention is further described in detail.It should be appreciated that specific embodiment described herein is only used for explaining
The utility model is not used to limit the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
The relative position being only limitted in given view rather than absolute position.
In addition, it and cannot be managed in the utility model such as relating to the description of " first ", " second " etc. is only used for description purpose
It solves to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Define as a result, " the
One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".It is " more in the description of the present invention,
It is a " it is meant that at least two, such as two, three etc., unless otherwise specifically defined.
It please refers to Fig.1 and Fig. 2, the miniature laser chip loads fixation and include metal base plate component 531, core with fixture 53
Piece positioning plate 532, spring stator 533, shim 534, H-frame 535 and shrapnel pressing plate 536.The metal base plate component
531st, chip positioning plate 532, spring stator 533, shim 534 and H-frame 535 are cascading from the bottom up, lead to
The connection of bottom plate lock-screw 538 is crossed to fix.The top setting shrapnel pressing plate 536 of H-frame 535, shrapnel pressing plate 536 passes through pressure
Plate lock-screw 537 connect fixation with H-frame 535.
The 531 opposite sides edge of metal base plate component is provided with ceramic sheet 5311, and ceramic sheet 5311 ensures core
It insulate in built-in testing with ground.Metal base plate component 531 and ceramic sheet 5311 have good heat conductivility, it is ensured that in test
The temperature difference between chip and test temperature control console 425 meets a certain range, reaches defined test request.The chip positioning plate
532 opposite sides edge has multiple postings 5321, and chip to be measured, the multiple posting 5321 are placed for positioning
Position it is corresponding with the position of ceramic sheet 5311.The multiple posting 5321 is linearly arranged in chip positioning plate 532.
The opposite sides edge of the spring stator 533 is provided with multiple elastic telescopic arc tongue pieces 5331, and the multiple elasticity is stretched
5331 position of contracting arc tongue piece is corresponding with the position of multiple postings 5321, and each elastic telescopic arc tongue piece 5331 corresponds to
One posting 5321, elastic telescopic arc tongue piece 5331 for the chip to be measured in posting 5321 be accurately positioned and
It is fixed.The elastic telescopic arc tongue piece 5331 is in arcuation and is obliquely installed, conducive to during pushing that chip to be measured is smart
Determine position and fixation.The 534 opposite sides edge of shim is provided with multiple notches 5341, the multiple 5341 position of notch
It is corresponding with multiple 5331 positions of elastic telescopic arc tongue piece, and each notch 5341 corresponds to an elastic telescopic arc tongue piece
5331.The notch 5341 is obliquely installed, and elastic telescopic arc tongue piece 5331 is facilitated to pass through.The shrapnel pressing plate 536 it is opposite
Both sides of the edge are provided with multiple compression pawls 5361, multiple positions for compressing pawl 5361 and multiple elastic telescopic arc tongue pieces 5331
Position is corresponding, and each compression pawl 5361 corresponds to an elastic telescopic arc tongue piece 5331.The lower section for compressing pawl 5361
Downward lug boss is set, during screwing pressing plate lock-screw and pushing shrapnel pressing plate 536, compresses the lug boss of pawl 5361
Elastic telescopic arc tongue piece 5331 is pressed down against, when the end thereof contacts metal base plate component 531 of elastic telescopic arc tongue piece 5331
When, under the supporting role of metal base plate component 531, elastic telescopic arc tongue piece 5331 extends forward, pushes chip to be measured past
Top margin and a side movement of posting 5321, and be finally fixed under the resilient force of elastic telescopic arc tongue piece 5331
Posting 5321 completes being accurately positioned for chip to be measured.
Compared with prior art, the miniature laser chip of the utility model loads the positioning of fixation fixture and fixes whole cores
Piece is put into that test machine is tested or ageing machine carries out aging, does not need to transfer chip to be measured halfway, chip does not occur for guarantee
The change of clamping state, so as to reach the comparability of test data before and after aging；531 opposite sides edge of metal base plate component
Ceramic sheet 5311 is provided with, ceramic sheet 5311 ensures to insulate with ground in chip testing；Metal base plate component 531 and ceramic thin
Piece 5311 has good heat conductivility, it is ensured that test chips and the temperature difference tested between temperature control console 425 meet certain model
It encloses, reaches defined test request；Multiple compression positions of pawl 5361 and the position phase of multiple elastic telescopic arc tongue pieces 5331
It is corresponding, being accurately positioned and fixing for chip to be measured can be completed.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention,
Every any modification made within the design of the utility model, equivalent replacement and improvement etc. should be included in the utility model
Scope of patent protection in.
Claims (10)
1. a kind of miniature laser chip loads fixation fixture, which is characterized in that including metal base plate component, chip positioning plate,
Spring stator, shim, H-frame and shrapnel pressing plate, the metal base plate component, chip positioning plate, spring stator,
Shim and H-frame are cascading from the bottom up, are connected and fixed by bottom plate lock-screw, the top of H-frame
Shrapnel pressing plate is set, and shrapnel pressing plate connect fixation with H-frame by pressing plate lock-screw.
2. miniature laser chip as described in claim 1 loads fixation fixture, which is characterized in that the metal base plate component
Opposite sides edge is provided with ceramic sheet.
3. miniature laser chip as claimed in claim 2 loads fixation fixture, which is characterized in that the chip positioning plate
Opposite sides edge has multiple postings, and the position of the multiple posting is corresponding with the position of ceramic sheet.
4. miniature laser chip as claimed in claim 3 loads fixation fixture, which is characterized in that the spring stator
Opposite sides edge is provided with multiple elastic telescopic arc tongue pieces, the multiple elastic telescopic arc tongue piece position and multiple positioning
The position of frame is corresponding, and each elastic telescopic arc tongue piece corresponds to a posting.
5. miniature laser chip as claimed in claim 4 loads fixation fixture, which is characterized in that the shim is with respect to two
Lateral edges are provided with multiple notches, and the multiple notch position and multiple elastic telescopic arc tongue piece positions are corresponding and each
Notch corresponds to an elastic telescopic arc tongue piece.
6. miniature laser chip as claimed in claim 4 loads fixation fixture, which is characterized in that the phase of the shrapnel pressing plate
Both sides of the edge are provided with multiple compression pawls, multiple positions for compressing pawl are opposite with the position of multiple elastic telescopic arc tongue pieces
Should, and each compression pawl corresponds to an elastic telescopic arc tongue piece.
7. miniature laser chip as claimed in claim 6 loads fixation fixture, which is characterized in that the lower section for compressing pawl
Downward lug boss is set.
8. miniature laser chip as claimed in claim 4 loads fixation fixture, which is characterized in that the elastic telescopic arc
Tongue piece is in arcuation and is obliquely installed.
9. miniature laser chip as claimed in claim 3 loads fixation fixture, which is characterized in that the multiple posting exists
Chip positioning plate linearly arranges.
10. miniature laser chip as claimed in claim 5 loads fixation fixture, which is characterized in that the notch inclination is set
It puts, elastic telescopic arc tongue piece passes through notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721752798.0U CN207528777U (en) | 2017-12-13 | 2017-12-13 | A kind of miniature laser chip loads fixation fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721752798.0U CN207528777U (en) | 2017-12-13 | 2017-12-13 | A kind of miniature laser chip loads fixation fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207528777U true CN207528777U (en) | 2018-06-22 |
Family
ID=62578458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721752798.0U Active CN207528777U (en) | 2017-12-13 | 2017-12-13 | A kind of miniature laser chip loads fixation fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207528777U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109638635A (en) * | 2019-01-10 | 2019-04-16 | 苏州联讯仪器有限公司 | Fixation device for chip of laser |
| CN109719648A (en) * | 2019-01-31 | 2019-05-07 | 苏州联讯仪器有限公司 | Laser chip Self adapting fixture |
| CN112571310A (en) * | 2019-09-30 | 2021-03-30 | 苏州联讯仪器有限公司 | Self-adjusting clamp for laser chip |
| CN113092994A (en) * | 2021-06-08 | 2021-07-09 | 上海菲莱测试技术有限公司 | High-power optical chip detection platform |
-
2017
- 2017-12-13 CN CN201721752798.0U patent/CN207528777U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109638635A (en) * | 2019-01-10 | 2019-04-16 | 苏州联讯仪器有限公司 | Fixation device for chip of laser |
| CN109719648A (en) * | 2019-01-31 | 2019-05-07 | 苏州联讯仪器有限公司 | Laser chip Self adapting fixture |
| CN112571310A (en) * | 2019-09-30 | 2021-03-30 | 苏州联讯仪器有限公司 | Self-adjusting clamp for laser chip |
| CN112571310B (en) * | 2019-09-30 | 2022-05-24 | 苏州联讯仪器有限公司 | Self-adjusting clamp for laser chip |
| CN113092994A (en) * | 2021-06-08 | 2021-07-09 | 上海菲莱测试技术有限公司 | High-power optical chip detection platform |
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