CN205449446U - A check out test set for detecting laser diode performance - Google Patents
A check out test set for detecting laser diode performance Download PDFInfo
- Publication number
- CN205449446U CN205449446U CN201521140895.5U CN201521140895U CN205449446U CN 205449446 U CN205449446 U CN 205449446U CN 201521140895 U CN201521140895 U CN 201521140895U CN 205449446 U CN205449446 U CN 205449446U
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- laser diode
- connecting plate
- sliding seat
- axis sliding
- photodiode
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Abstract
The utility model provides a check out test set for detecting laser diode performance, includes mounting platform, laser diode position appearance adjustment subassembly, laser diode holder, photodiode position appearance adjustment subassembly, photodiode holder, computer and controlling means. When the performance that will detect laser diode, make earlier laser diode fixed by laser diode holder centre gripping, photodiode is fixed by photodiode holder centre gripping, after that, through photodiode position appearance adjustment subassembly to distance between adjustment photodiode and the laser diode, later, through laser diode position appearance adjustment subassembly to adjustment laser diode's rotation angle, simultaneously, the luminous power signal that detects laser diode that is transmitted by photodiode can be received to the computer to and obtain laser diode rotation angle's information through controlling means, and draw into corresponding curve, the rethread obtains the deviation angle and the angle of divergence as the nomography, with this result that draws the laser diode performance.
Description
Technical field
This utility model relates to the technical field of detection equipment, particularly relates to a kind of detection equipment for detecting laser diode performance.
Background technology
In photoelectric device industry, one of major critical component is semiconductor laser, and it is also called laser diode (LD, LaserDiode).When photoelectric device generation problem, the primary break-through point of solution problem can be become by the performance of detection analysis semiconductor laser, consequently also develop the equipment analyzing LD performance.And the equipment of present analysis LD performance mostly is employing industrial CCD (charge coupled cell) to carry out focus capture, then uses complicated algorithm to obtain analysis result, when the cost of equipment of this alanysis LD performance is the highest, be unfavorable for promoting the use of.
Therefore, it is necessary to provide a kind of technological means to solve drawbacks described above.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, it is provided that a kind of detection equipment for detecting laser diode performance, to solve the problem that the equipment of analysis LD performance of the prior art is unsuitable for promoting the use of because price is high.
This utility model is achieved in that the detection equipment for detecting laser diode performance, including:
Mounting platform；
Laser diode pose adjusts assembly, described laser diode pose adjusts the first connecting plate that assembly includes to rotate around the vertical direction line being vertically to described mounting platform, it is located on described mounting platform and supports the first rotating power source connecting described first connecting plate to drive described first connecting plate rotary work, it is arranged at the mounting seat on described first connecting plate, the rotary shaft being arranged in described mounting seat can be rotated about the axis thereof, it is located in described first connecting plate and/or described mounting seat to drive the second rotating power source of described rotary shaft rotary work, described mounting seat is provided with one and can house parts and can make the activity space of these parts freely activity；Described rotary shaft has at least one movable end being positioned on described activity space；Described second rotating power source includes that a clutch end, described clutch end are connected with described rotary shaft；
Laser diode holder, described laser diode holder is located on the movable end of described rotary shaft, and is located in described activity space；
Photodiode pose adjusts assembly, and described photodiode pose adjusts assembly and includes the support being located on described mounting platform, the top being positioned at described rotary shaft and be moved close to described rotary shaft and connect fixing the second connecting plate for parts, be located on described support and be connected the second connecting plate drive mechanism so that described second connecting plate can be driven to move with described second connecting plate；
Photodiode holder, described photodiode holder is arranged on described second connecting plate, and is positioned at the top of described laser diode holder；
Computer, described computer is provided with and can receive the optical power signals transmitted by the photodiode being held on described photodiode holder and obtain the information of the described laser diode anglec of rotation and the information of this optical power signals and this laser diode anglec of rotation can be analyzed the detection functional module obtaining being held on the laser diode performance on described laser diode holder；
Controlling device, described control device electrically connects with described first rotating power source, described second rotating power source, described computer respectively.
Specifically, described laser diode pose adjusts assembly and also includes ordering about the travel mechanism that described first connecting plate moves along the horizontal direction of described mounting platform, and described travel mechanism is located on described mounting platform and supports described first rotating power source of connection.
Further, on described mounting platform, definition has X-direction and the Y direction intersected vertically with described X-direction；
Described travel mechanism also includes the X-axis sliding seat that described first connecting plate can be made to move and the Y-axis sliding seat that described first connecting plate can be made to move along described Y direction along described X-direction, described X-axis sliding seat slides and is located on described mounting platform, described Y-axis sliding seat slides and is located on described X-axis sliding seat, and described rotating power source is located on described Y-axis sliding seat.
Further, described X-axis sliding seat, described Y-axis sliding seat electrically connect with described control device respectively, can be controlled described X-axis sliding seat, described Y-axis sliding seat mobile working respectively by described control device.
Specifically, described second connecting plate drive mechanism includes the Z axis sliding seat can being located on described support along the vertical direction slip being vertically on described mounting platform, and described second connecting plate is located on described Z axis sliding seat, and extension protrudes from described Z axis sliding seat.
Further, described Z axis sliding seat electrically connects with described control device, can be controlled described Z axis sliding seat mobile working by described control device.
Also including measuring the measurement apparatus controlling the distance that described Z axis sliding seat vertically moves it is preferred that described photodiode pose adjusts assembly, described measurement apparatus is located on described mounting platform and/or described support.
Further, described measurement apparatus is grating scale, and described support is located on described mounting platform and is connected to described grating scale, and described grating scale electrically connects with described control device.
Specifically, described first rotating power source is rotary cylinder, and described rotary cylinder includes that a round end, described first connecting plate are located on described round end.
Specifically, described second rotary driving source is a motor.
The technique effect of the detection equipment for detecting laser diode performance of the present utility model is: during when the performance needing detection to analyze laser diode, first making laser diode be gripped by laser diode holder, photodiode is gripped by photodiode holder；Then, assembly can be adjusted by photodiode pose, to adjust the shift position of photodiode, specifically, when adjusting the shift position of photodiode, the second connecting plate drive mechanism can be passed through, to drive the second connecting plate to move, and thus adjust the position of photodiode；Afterwards, assembly is adjusted by laser diode pose, to adjust the anglec of rotation of laser diode, it is specially, the first rotating power source can be passed through, to adjust the anglec of rotation that laser diode rotates around the vertical direction line being vertically to mounting platform, by the second rotating power source, to adjust the laser diode anglec of rotation around the axis rotation of rotary shaft；Simultaneously, computer can receive the optical power signals detecting laser diode transmitted by photodiode, and the information of the laser diode anglec of rotation is obtained by controlling device, and this optical power signals is depicted as corresponding curve with the information of the anglec of rotation, obtain deviation angle and the angle of divergence by mapping algorithm again, draw the result of laser diode performance with this.
Whole simple to operation, the beneficially operation of testing staff；Simultaneously, this assay device structures is simple, the most effectively detects the performance of laser diode, and overall cost is relatively inexpensive, be conducive to promoting the use of.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the detection equipment for detecting laser diode performance of the present utility model；
Fig. 2 is the schematic diagram of another embodiment of the detection equipment for detecting laser diode performance of the present utility model；
Fig. 3 is X-axis sliding seat and the schematic diagram of Y-axis sliding seat of the detection equipment for detecting laser diode performance of the present utility model.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.
Refer to Fig. 1, below the embodiment detecting equipment for detecting laser diode performance of the present utility model is illustrated.
The detection equipment 100 for detecting laser diode performance of the present embodiment, adjust assembly 20, laser diode holder 30, photodiode pose adjustment assembly 40, photodiode holder 50, computer (not indicating in figure) including mounting platform 10, laser diode pose and control device (not indicating in figure), below each parts of the detection equipment 100 for detecting laser diode performance being further described:
Mounting platform 10 is for for for parts installation settings；
nullLaser diode pose adjusts assembly 20 and includes the first connecting plate 21 that is parallel with mounting platform 10 and that can rotate around the vertical direction line being vertically to mounting platform 10、It is located on mounting platform 10 and supports connection the first connecting plate 21 to drive the first rotating power source 22 of the first connecting plate 21 rotary work、It is arranged at the mounting seat 23 on the first connecting plate 21、The rotary shaft 24 being arranged in mounting seat 23 can be rotated about the axis thereof、It is located in the first connecting plate 21 and/or mounting seat 10 to drive the second rotating power source 25 of rotary shaft 24 rotary work，Mounting seat 23 is provided with one and can house parts and can make the activity space 231 of these parts freely activity，Wherein，Mounting seat 23 can be made up of the first mounting seat and the second mounting seat，First mounting seat and the second mounting seat are divided into the both sides of the first connecting plate 21，Spacing distance between first mounting seat and the second mounting seat is activity space 231，Also a space can be hollowed out in mounting seat 23，This space is activity space 231；Rotary shaft 24 has at least one movable end 241 being positioned on activity space 231；Second rotating power source 25 includes that a clutch end, clutch end are connected with rotary shaft 24, it is preferred that this second rotating power source 25 is a motor, in order to draw materials and install；
Laser diode holder 30 is for being used for clamping laser diode, and it can be a chuck, and wherein, laser diode holder 30 is located on the movable end 241 of rotary shaft 24, and is located in activity space 231；
Photodiode pose adjusts assembly 40 and includes the support 41 being vertically located on mounting platform 10, the top being positioned at rotary shaft 24 and be moved close to rotary shaft 24 and connect fixing the second connecting plate 42 for parts, be located on support 41 and be connected the second connecting plate drive mechanism 43 so that the second connecting plate 42 can be driven to move with the second connecting plate 42, wherein, this second connecting plate 42 is parallel with the first connecting plate 21；
Photodiode holder 50 is for being used for clamping photodiode, and it can be a chuck, and wherein, photodiode holder 50 is arranged on the second connecting plate 42, and is positioned at the top of laser diode holder 30；
Detection functional module is installed on computer, can receive, by this detection functional module, the optical power signals transmitted by the photodiode being held on photodiode holder 50 and to obtain the information of the laser diode anglec of rotation, and the information of this optical power signals and this laser diode anglec of rotation can be analyzed, to obtain the laser diode performance being held on laser diode holder 30；
Control device, control device and electrically connect with first rotating power source the 22, second rotating power source 25, computer respectively.
First making laser diode be gripped by laser diode holder 30 when needing the performance of detection analysis laser diode, photodiode is gripped by photodiode holder 50；Then, assembly 40 can be adjusted by photodiode pose, to adjust the shift position of photodiode, specifically, when adjusting the shift position of photodiode, the second connecting plate drive mechanism 43 can be passed through, to drive the second connecting plate 42 to move, and thus adjust the position of photodiode；Afterwards, assembly 20 is adjusted by laser diode pose, to adjust the anglec of rotation of laser diode, specifically, the first rotating power source 22 can be passed through, to adjust the anglec of rotation that laser diode rotates around the vertical direction line being vertically to mounting platform 10, by the second rotating power source 25, to adjust the laser diode anglec of rotation around the axis rotation of rotary shaft 24；Simultaneously, computer can receive the optical power signals detecting laser diode transmitted by photodiode, and the information of the laser diode anglec of rotation is obtained by controlling device, and this optical power signals is depicted as corresponding curve with the information of the anglec of rotation, obtain deviation angle and the angle of divergence by mapping algorithm again, draw the result of laser diode performance with this.
Whole simple to operation, the beneficially operation of testing staff；Simultaneously, this detection equipment 100 simple in construction, the most effectively detect the performance of laser diode, and overall cost is relatively inexpensive, be conducive to promoting the use of.
Referring again to Fig. 1, the preferred implementation of first rotating power source 22 of the present embodiment is, first rotating power source 22 is rotary cylinder, rotary cylinder includes a round end 221, first connecting plate 21 is located on round end 221, by the setting of rotary cylinder, make laser diode rotate to required angle around the vertical direction line of mounting platform 10 simply and easily, be conducive to the comprehensive detection to laser diode；It is preferred that this rotary cylinder is 90 ° of rotary cylinders.
Refer to Fig. 2 and Fig. 3, laser diode pose in the present embodiment adjusts the preferred implementation of assembly 20, laser diode pose adjusts assembly 20 and also includes ordering about the travel mechanism 26 that the first connecting plate 21 moves along the horizontal direction of mounting platform 10, travel mechanism 26 is located on mounting platform 10 and supports connection the first rotating power source 22, and by the setting of this travel mechanism 26, this detection equipment 100 can be made to have the function of focal length measurement platform.
Specifically, on mounting platform 10, definition has X-direction and the Y direction intersected vertically with X-direction；
And travel mechanism 26 includes the X-axis sliding seat 261 that the first connecting plate 21 can be made to move and the Y-axis sliding seat 262 that the first connecting plate 21 can be made to move along Y direction along X-direction, X-axis sliding seat 261 slides and is located on mounting platform 10, Y-axis sliding seat 262 slides and is located on X-axis sliding seat 261, and the first rotating power source 22 is located on Y-axis sliding seat 262；It addition, X-axis sliding seat 261, Y-axis sliding seat 262 can be Non-follow control, it also can be Electronic control.
Accordingly, when needing the position adjusting the X-direction of laser diode, if slip X-axis sliding seat 261；And when needing the position adjusting the Y direction of laser diode, as long as slip Y-axis sliding seat 222, simple and convenient.
And in order to alleviate the working strength of testing staff, and improving work efficiency simultaneously, X-axis sliding seat 261, Y-axis sliding seat 262 electrically connect with control device respectively, can be controlled X-axis sliding seat 261, Y-axis sliding seat 262 mobile working respectively by controlling device.
Refer to Fig. 2, the preferred implementation of the second connecting plate drive mechanism 43 in the present embodiment is, second connecting plate drive mechanism 43 includes the Z axis sliding seat 431 can being located on support 41 along the vertical direction slip being vertically on mounting platform 10, second connecting plate 42 is located on Z axis sliding seat 431, and extension protrudes from Z axis sliding seat 431；It addition, Z axis sliding seat 431 can be Non-follow control, it also can be Electronic control.
Accordingly, when needing the position adjusting photodiode vertical direction, as long as slip Z axis sliding seat 431, simple and convenient.
And in order to alleviate the working strength of testing staff, and improving work efficiency simultaneously, Z axis sliding seat 431 electrically connects with control device, can be controlled Z axis sliding seat 431 mobile working by controlling device.
Please continue to refer to Fig. 2, further, the photodiode pose of the present embodiment adjusts assembly 40 and also includes measuring the measurement apparatus 44 controlling the distance that Z axis sliding seat 431 vertically moves, measurement apparatus 44 is located on mounting platform 10 and/or support 41, and by this measurement apparatus 44, testing staff can be easy to and control the accurate mobile of Z axis sliding seat 431, be conducive to improving detection quality.
Wherein, preferably, this measurement apparatus 44 is grating scale, grating scale is located on mounting platform 10 and is connected to support 41, and grating scale electrically connects with control device, and grating scale, also referred to as grating scale displacement transducer (grating scale sensor), it is the measurement feedback device utilizing the optical principle of grating to work.Grating scale can be used as the detection of straight-line displacement or angular displacement, and its signal measuring output is digit pulse, has that detection range is big, accuracy of detection is high, the feature of fast response time.
Below in conjunction with each graphic, the operation principle of the detection equipment 100 for detecting laser diode performance of the present utility model is described further:
When the performance needing detection to analyze laser diode, first making laser diode be gripped by laser diode holder 30, photodiode is gripped by photodiode holder 50；Then, assembly 40 can be adjusted by photodiode pose, to adjust the shift position of photodiode, specifically, when adjusting the shift position of photodiode, the second connecting plate drive mechanism 43 can be passed through, to drive the second connecting plate 42 to move, and thus adjust the position of photodiode；Afterwards, assembly 20 is adjusted by laser diode pose, to adjust the anglec of rotation of laser diode, specifically, the first rotating power source 22 can be passed through, to adjust the anglec of rotation that laser diode rotates around the vertical direction line being vertically to mounting platform 10, by the second rotating power source 25, to adjust the laser diode anglec of rotation around the axis rotation of rotary shaft 24；Simultaneously, computer can receive the optical power signals detecting laser diode transmitted by photodiode, and the information of the laser diode anglec of rotation is obtained by controlling device, and this optical power signals is depicted as corresponding curve with the information of the anglec of rotation, obtain deviation angle and the angle of divergence by mapping algorithm again, draw the result of laser diode performance with this.
The foregoing is only this utility model preferred embodiment; its structure is not limited to the above-mentioned shape enumerated; all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.
Claims (10)
1. for detecting the detection equipment of laser diode performance, it is characterised in that including:
Mounting platform；
Laser diode pose adjusts assembly, described laser diode pose adjusts the first connecting plate that assembly includes to rotate around the vertical direction line being vertically to described mounting platform, it is located on described mounting platform and supports the first rotating power source connecting described first connecting plate to drive described first connecting plate rotary work, it is arranged at the mounting seat on described first connecting plate, the rotary shaft being arranged in described mounting seat can be rotated about the axis thereof, it is located in described first connecting plate and/or described mounting seat to drive the second rotating power source of described rotary shaft rotary work, described mounting seat is provided with one and can house parts and can make the activity space of these parts freely activity；Described rotary shaft has at least one movable end being positioned on described activity space；Described second rotating power source includes that a clutch end, described clutch end are connected with described rotary shaft；
Laser diode holder, described laser diode holder is located on the movable end of described rotary shaft, and is located in described activity space；
Photodiode pose adjusts assembly, and described photodiode pose adjusts assembly and includes the support being located on described mounting platform, the top being positioned at described rotary shaft and be moved close to described rotary shaft and connect fixing the second connecting plate for parts, be located on described support and be connected the second connecting plate drive mechanism so that described second connecting plate can be driven to move with described second connecting plate；
Photodiode holder, described photodiode holder is arranged on described second connecting plate, and is positioned at the top of described laser diode holder；
Computer, described computer is provided with and can receive the optical power signals transmitted by the photodiode being held on described photodiode holder and obtain the information of the described laser diode anglec of rotation and the information of this optical power signals and this laser diode anglec of rotation can be analyzed the detection functional module obtaining being held on the laser diode performance on described laser diode holder；
Controlling device, described control device electrically connects with described first rotating power source, described second rotating power source, described computer respectively.
2. the detection equipment for detecting laser diode performance as claimed in claim 1, it is characterized in that: described laser diode pose adjusts assembly and also includes ordering about the travel mechanism that described first connecting plate moves along the horizontal direction of described mounting platform, and described travel mechanism is located on described mounting platform and supports described first rotating power source of connection.
3. the detection equipment for detecting laser diode performance as claimed in claim 2, it is characterised in that: on described mounting platform, definition has X-direction and the Y direction intersected vertically with described X-direction；
Described travel mechanism includes the X-axis sliding seat that described first connecting plate can be made to move and the Y-axis sliding seat that described first connecting plate can be made to move along described Y direction along described X-direction, described X-axis sliding seat slides and is located on described mounting platform, described Y-axis sliding seat slides and is located on described X-axis sliding seat, and described rotating power source is located on described Y-axis sliding seat.
4. the detection equipment for detecting laser diode performance as claimed in claim 3, it is characterized in that: described X-axis sliding seat, described Y-axis sliding seat electrically connect with described control device respectively, so that described X-axis sliding seat, described Y-axis sliding seat mobile working can be controlled respectively by described control device.
5. the detection equipment for detecting laser diode performance as claimed in claim 1, it is characterized in that: described second connecting plate drive mechanism includes the Z axis sliding seat can being located on described support along the vertical direction slip being vertically on described mounting platform, described second connecting plate is located on described Z axis sliding seat, and extension protrudes from described Z axis sliding seat.
6. the detection equipment for detecting laser diode performance as claimed in claim 5, it is characterised in that: described Z axis sliding seat electrically connects with described control device, can be controlled described Z axis sliding seat mobile working by described control device.
7. the detection equipment for detecting laser diode performance as claimed in claim 5, it is characterized in that: described photodiode pose adjusts assembly and also includes measuring the measurement apparatus controlling the distance that described Z axis sliding seat vertically moves, and described measurement apparatus is located on described mounting platform and/or described support.
8. the detection equipment for detecting laser diode performance as claimed in claim 7, it is characterized in that: described measurement apparatus is grating scale, described support is located on described mounting platform and is connected to described grating scale, and described grating scale electrically connects with described control device.
9. the detection equipment for detecting laser diode performance as described in any one of claim 1-8, it is characterised in that: described first rotating power source is rotary cylinder, and described rotary cylinder includes that a round end, described first connecting plate are located on described round end.
10. the detection equipment for detecting laser diode performance as described in any one of claim 1-8, it is characterised in that: described second rotary driving source is a motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521140895.5U CN205449446U (en) | 2015-12-31 | 2015-12-31 | A check out test set for detecting laser diode performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521140895.5U CN205449446U (en) | 2015-12-31 | 2015-12-31 | A check out test set for detecting laser diode performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205449446U true CN205449446U (en) | 2016-08-10 |
Family
ID=56601666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521140895.5U Withdrawn - After Issue CN205449446U (en) | 2015-12-31 | 2015-12-31 | A check out test set for detecting laser diode performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205449446U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466669A (en) * | 2015-12-31 | 2016-04-06 | 深圳市亚派光电器件有限公司 | Detection device for detecting performance of laser diode |
| CN110333051A (en) * | 2019-09-03 | 2019-10-15 | 江西德瑞光电技术有限责任公司 | A kind of test equipment and method of semiconductor laser chip |
-
2015
- 2015-12-31 CN CN201521140895.5U patent/CN205449446U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466669A (en) * | 2015-12-31 | 2016-04-06 | 深圳市亚派光电器件有限公司 | Detection device for detecting performance of laser diode |
| CN105466669B (en) * | 2015-12-31 | 2018-04-03 | 深圳市亚派光电器件有限公司 | For detecting the detection device of laser diode performance |
| CN110333051A (en) * | 2019-09-03 | 2019-10-15 | 江西德瑞光电技术有限责任公司 | A kind of test equipment and method of semiconductor laser chip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160810 Effective date of abandoning: 20180403 |
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| AV01 | Patent right actively abandoned |