CN204346366U - A kind of facula position measurement instrument - Google Patents

A kind of facula position measurement instrument Download PDF

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Publication number
CN204346366U
CN204346366U CN201520002003.9U CN201520002003U CN204346366U CN 204346366 U CN204346366 U CN 204346366U CN 201520002003 U CN201520002003 U CN 201520002003U CN 204346366 U CN204346366 U CN 204346366U
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CN
China
Prior art keywords
signal
psd
regulated kinase
facula
sensitive detector
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520002003.9U
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Chinese (zh)
Inventor
傅思勇
符茂胜
张锋辉
李祖松
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West Anhui University
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West Anhui University
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Priority to CN201520002003.9U priority Critical patent/CN204346366U/en
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Publication of CN204346366U publication Critical patent/CN204346366U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model provides a kind of facula position measurement instrument, comprise microprocessor, PSD Position-Sensitive Detector, optical lens, Signal-regulated kinase, LCDs, LED light, data-carrier store, it is characterized in that, the output terminal of PSD Position-Sensitive Detector is connected with the input end of Signal-regulated kinase, the output terminal of Signal-regulated kinase is connected with microprocessor input, and microprocessor is connected with LCDs, LED light, data-carrier store respectively.Facula position measurement instrument of the present utility model adopts PSD Position-Sensitive Detector as sensor, liquid crystal display as position indicator, has that measuring accuracy is high, speed fast, measurement result can show in real time, fast easy to operate, is easy to use.

Description

A kind of facula position measurement instrument
Technical field
The utility model relates to laser position fields of measurement, is specially a kind of facula position measurement instrument.
Background technology
Along with modern science and technology and measurement the reach of science, the application of space beacon measuring technique is more and more extensive, in fields such as laser communication, aerial guidance, space articulation, high precision non-contact measurement and architectural designs, to the measuring accuracy of target angular position and the requirement of speed more and more higher.
Be usually used in the measuring system that space hot spot beacon attitude is generally made up of CCD/COMS imageing sensor, four picture limit detector, photodiode array, gyroscope or electronic compasss at present.Wherein there is driving circuit complexity in the measuring system of CCD/COMS imageing sensor composition, dynamic response narrow bandwidth, light beacon position measurement for high-speed motion has certain limitation, and because CCD is array type (Splittable) device, the same with photodiode array, its pixel size limits its resolution, and CCD imaging is higher to light source, imaging system and measured object surface requirements in addition, and price is relatively expensive; The measuring system be made up of four picture limit detectors, measurement exists to measure blind area; There is cumulative errors in gyroscope, measure inertial coordinates system when can cause long and produce serious deviation, when being not suitable for long, attitude measurement uses; Electronic compass then exists and is subject to the shortcoming such as electromagnetism or ferromagnetic parts interference.
Position-Sensitive Detector (Position Sensitive Detectors is called for short PSD) has that resolution is high, fast response time, signal transacting are relatively simple, lower to the requirement of light source, optical system, spectral response is wider, detect position while can also detect the advantages such as light intensity.Be widely used in the fields such as automotive electronics, security protection, civil engineering work, textile machine and measurement of angle.
Utility model content
The technical matters that the utility model solves is to provide a kind of facula position measurement instrument, to solve the problem proposed in above-mentioned background technology.
The technical matters that the utility model solves realizes by the following technical solutions: a kind of facula position measurement instrument, comprise microprocessor, PSD Position-Sensitive Detector, optical lens, Signal-regulated kinase, LCDs, LED light, data-carrier store, the output terminal of PSD Position-Sensitive Detector is connected with the input end of Signal-regulated kinase, the output terminal of Signal-regulated kinase is connected with microprocessor input, and microprocessor is connected with LCDs, LED light, data-carrier store respectively.
Described optical lens is before PSD Position-Sensitive Detector, and its effect increases the field of view angle can measuring hot spot.
Described Signal-regulated kinase has four tunnels, and each road comprises current/voltage converter circuit, signal amplification circuit filter and AD analog to digital conversion circuit, and four road output currents of PSD Position-Sensitive Detector access in four road Signal-regulated kinase respectively.
Compared with prior art, the beneficial effects of the utility model are: facula position measurement instrument of the present utility model adopts PSD Position-Sensitive Detector as sensor, liquid crystal display as position indicator, have that measuring accuracy is high, speed be fast, measurement result can show in real time, fast easy to operate, be easy to use.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present utility model.
Fig. 2 is microcontroller circuit figure of the present utility model.
Fig. 3 is PSD Position-Sensitive Detector circuit diagram of the present utility model.
Fig. 4 is data-carrier store circuit diagram of the present utility model.
Fig. 5 is LCDs circuit diagram of the present utility model.
Fig. 6 is signal amplification circuit filter circuit diagram of the present utility model.
Fig. 7 is AD analog to digital conversion circuit circuit diagram of the present utility model.
Embodiment
In order to make actualizing technology means of the present utility model, creation characteristic, reach object and effect is easy to understand, below in conjunction with concrete diagram, set forth the utility model further.
As shown in Figure 1, a kind of facula position measurement instrument, comprise microprocessor, PSD Position-Sensitive Detector, optical lens, Signal-regulated kinase, LCDs, LED light, data-carrier store, the output terminal of PSD Position-Sensitive Detector is connected with the input end of Signal-regulated kinase, the output terminal of Signal-regulated kinase is connected with microprocessor input, and microprocessor is connected with LCDs, LED light, data-carrier store respectively.
Described optical lens is before PSD Position-Sensitive Detector, and its effect increases the field of view angle can measuring hot spot.
Described Signal-regulated kinase has four tunnels, and each road comprises current/voltage converter circuit, signal amplification circuit filter and AD analog to digital conversion circuit, and four road output currents of PSD Position-Sensitive Detector access in four road Signal-regulated kinase respectively.
Described liquid crystal display by microprocessor driven, for showing the positional information when pre-test hot spot.
Described LED light is used to indicate the validity of current measurement data, and export when effectively measuring facula position information, then LED light is bright.
Described data-carrier store uses as facula position data message buffer memory, and microprocessor internal data-carrier store both can have been used also can to utilize outside independently data-carrier store.
Principle of work of the present utility model is: launching spot focuses on PSD position sensor through optical lens, PSD position sensor exports 4 road current signal entering signal conditioning module, after entering the current/voltage-converted amplification of Signal-regulated kinase, filtering, analog to digital conversion, final by microcomputer reads, microprocessor draws launching spot incident angle positional information through program computation, LCDs is real-time display measurement information also, the success of LED light prompting metrical information.
Microprocessor 1 runs handling procedure, communicate with the analog to digital converter in Signal-regulated kinase, when there being data to export, microcomputer reads is to the information of electric current, and by calculating hot spot incident angle positional information, light LED light, by positional information display with in LCDs, and data are saved in data-carrier store, use in order to subsequent development.
Data-carrier store in the present embodiment can be located at microprocessor internal, also can be the standalone module being located at microprocessor outside.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.Claimed scope of the present utility model is defined by appending claims and equivalent thereof.

Claims (3)

1. a facula position measurement instrument, comprise microprocessor, PSD Position-Sensitive Detector, optical lens, Signal-regulated kinase, LCDs, LED light, data-carrier store, it is characterized in that: the output terminal of PSD Position-Sensitive Detector is connected with the input end of Signal-regulated kinase, the output terminal of Signal-regulated kinase is connected with microprocessor input, and microprocessor is connected with LCDs, LED light, data-carrier store respectively.
2. a kind of facula position measurement instrument according to claim 1, is characterized in that: described optical lens is before PSD Position-Sensitive Detector, and its effect increases the field of view angle can measuring hot spot.
3. a kind of facula position measurement instrument according to claim 1, it is characterized in that: described Signal-regulated kinase has four tunnels, each road comprises current/voltage converter circuit, signal amplification circuit filter and AD analog to digital conversion circuit, and four road output currents of PSD Position-Sensitive Detector access in four road Signal-regulated kinase respectively.
CN201520002003.9U 2015-01-04 2015-01-04 A kind of facula position measurement instrument Expired - Fee Related CN204346366U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520002003.9U CN204346366U (en) 2015-01-04 2015-01-04 A kind of facula position measurement instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520002003.9U CN204346366U (en) 2015-01-04 2015-01-04 A kind of facula position measurement instrument

Publications (1)

Publication Number Publication Date
CN204346366U true CN204346366U (en) 2015-05-20

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Country Status (1)

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CN (1) CN204346366U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109521244A (en) * 2018-12-11 2019-03-26 龙岩学院 The current measuring method realized based on S wave plate
CN110081904A (en) * 2019-05-15 2019-08-02 合肥工业大学 Biplane photosensor arrays push-bench attitude measuring and measurement method
CN111121626A (en) * 2019-12-30 2020-05-08 广东博智林机器人有限公司 Signal detection circuit, position sensitive detector and position detection system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109521244A (en) * 2018-12-11 2019-03-26 龙岩学院 The current measuring method realized based on S wave plate
CN110081904A (en) * 2019-05-15 2019-08-02 合肥工业大学 Biplane photosensor arrays push-bench attitude measuring and measurement method
CN111121626A (en) * 2019-12-30 2020-05-08 广东博智林机器人有限公司 Signal detection circuit, position sensitive detector and position detection system

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150520

Termination date: 20160104