CN208296772U - A kind of continuous real-time measurement system of product parameters based on photoelectric sensor - Google Patents
A kind of continuous real-time measurement system of product parameters based on photoelectric sensor Download PDFInfo
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- CN208296772U CN208296772U CN201820416263.4U CN201820416263U CN208296772U CN 208296772 U CN208296772 U CN 208296772U CN 201820416263 U CN201820416263 U CN 201820416263U CN 208296772 U CN208296772 U CN 208296772U
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- China
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- photoelectric sensor
- mcu
- conveyer belt
- driving pulley
- time measurement
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model discloses a kind of continuous real-time measurement systems of the product parameters based on photoelectric sensor, including MCU, transport mechanism and photoelectric sensor；The transport mechanism includes driving pulley (6), driven pulley (5) and conveyer belt (1)；Driving pulley and driven pulley contact with conveyer belt and by driving pulley driving conveyer belt movements；Conveyer belt is for carrying and transmitting workpiece (2)；The wheel shaft of driving pulley is equipped with code-disc (7), code-disc can with driving pulley coaxial, synchronous rotary；Photoelectric sensor includes luminous tube (3) and photodiode (4)；Luminous tube and photodiode set up separately in conveyor belt two sides, and are oppositely arranged, and photoelectric sensor is used to detect the position of workpiece；The output end of code-disc is connected with MCU, and the photodiode and luminous tube of photoelectric sensor are connected with MCU.The continuous real-time measurement system structure of product parameters based on photoelectric sensor is simple, easy to implement, and detection accuracy is high.
Description
Technical field
The utility model relates to a kind of continuous real-time measurement systems of the product parameters based on photoelectric sensor.
Background technique
For cylindrical workpiece, generally by its diameter of artificial detection, due to the different or different people of the instrument used
Measurement will lead to the variation of error, thus the consistency of measurement result is poor, in addition, manual measurement has the shortcomings that low efficiency.
Moreover, artificial detection is easy that the surface of workpiece is polluted and damaged in measurement process.
Therefore, it is necessary to design a kind of continuous real-time measurement system of the product parameters based on photoelectric sensor.
Utility model content
It is continuously real that the technical problem to be solved by the utility model is to provide a kind of product parameters based on photoelectric sensor
When measuring system, should continuous real-time measurement system structure of product parameters based on photoelectric sensor it is simple, it is easy to implement, detection effect
Rate and precision are high.
The technical solution of utility model is as follows:
A kind of continuous real-time measurement system of product parameters based on photoelectric sensor, including MCU, transport mechanism and photoelectric transfer
Sensor；
The transport mechanism includes driving pulley (6), driven pulley (5) and conveyer belt (1)；Driving pulley and driven belt
Wheel contacts with conveyer belt and by driving pulley driving conveyer belt movement；Conveyer belt is for carrying and transmitting workpiece (2)；Main belt
The wheel shaft of wheel is equipped with code-disc (7), code-disc can with driving pulley coaxial, synchronous rotary；
Photoelectric sensor includes luminous tube (3) and photodiode (4)；Luminous tube and photodiode set up separately in conveyer belt
Two sides, and be oppositely arranged, photoelectric sensor is used to detect the position of workpiece；
The output end of code-disc is connected with MCU, and the photodiode and luminous tube of photoelectric sensor are connected with MCU.
The MCU is single-chip microcontroller.
MCU is also connected with display screen and communication module.
The communication module is the wireless communication module for communicating with remote monitoring platform, and wireless communication module is
3G, 4G or 5G communication module；
The display screen back side is equipped with backlight regulating circuit；The light modulation for controlling backlight regulating circuit is equipped at display screen to revolve
Button；
The backlight regulating circuit includes MCU, LED light string, triode, potentiometer Rx and A/D converter；Triode is
NPN type triode；Light-control knob is connected with potentiometer Rx；
Potentiometer Rx and first resistor R1 concatenates to form partial pressure branch, and partial pressure branch one terminates positive pole Vcc, partial pressure branch
The other end on road is grounded；The tie point of potentiometer Rx and first resistor R1 connect the input terminal of A/D converter；A/D converter it is defeated
The data-in port of MCU is terminated out；
LED light string includes the LED light of multiple concatenations；The anode of LED light string meets positive pole Vcc；The cathode of LED light string connects
The pole E of the pole C of triode, triode is grounded through second resistance R2；The output end for meeting MCU of the pole B of triode.
In the present solution, the MCU being related to is single-chip microcontroller, it is existing mature technology, is not related to any program and method.
The utility model has the advantages that
The continuous real-time measurement system of product parameters based on photoelectric sensor of the utility model, has the following characteristics that
(1) non-cpntact measurement is realized by photoelectric sensor, workpiece surface will not be polluted and be damaged.
(2) it is detected using code-disc, photoelectric sensor, without human intervention, high degree of automation.
(3) in detection process, without shutting down, detection efficiency is high.
(4) it is detected using code-disc, precision is high.
(5) the result energy real-time transmission measured is to long-range monitoring center or host computer；It is easy to digitize, is easy to remotely supervise
Control.
Therefore, the continuous real-time measurement system of the product parameters based on photoelectric sensor of the utility model has automation
Degree is high, high-efficient, the high outstanding feature of measurement accuracy.
Detailed description of the invention
Fig. 1 is the electric functional block diagram of the continuous real-time measurement system of product parameters based on photoelectric sensor；
Fig. 2 is the general structure schematic diagram of the continuous real-time measurement system of product parameters based on photoelectric sensor；
Fig. 3 is diameter detection schematic diagram；
Fig. 4 is light adjusting circuit schematic diagram.
Label declaration: 1- conveyer belt, 2- workpiece, 3- luminous tube, 4- photodiode, 5- driven pulley, 6- driving pulley,
7- code-disc.
D is diameter of work in Fig. 3.
Specific embodiment
The utility model is described in further details below with reference to the drawings and specific embodiments:
Embodiment 1: as shown in Figs 1-4, a kind of continuous real-time measurement system of product parameters based on photoelectric sensor, including
MCU, transport mechanism and photoelectric sensor；
The transport mechanism includes driving pulley 6, driven pulley 5 and conveyer belt 1；Driving pulley and driven pulley with
Conveyer belt contact is simultaneously moved by driving pulley driving conveyer belt；Conveyer belt is for carrying and transmitting workpiece 2；The wheel shaft of driving pulley
Be equipped with code-disc 7, code-disc can with driving pulley coaxial, synchronous rotary；
Photoelectric sensor includes luminous tube 3 and photodiode 4；Luminous tube and photodiode set up separately in conveyer belt two
Side, and be oppositely arranged, photoelectric sensor is used to detect the position of workpiece；
The output end of code-disc is connected with MCU, and the photodiode and luminous tube of photoelectric sensor are connected with MCU.
The MCU is single-chip microcontroller.
MCU is also connected with display screen and communication module.
The communication module is the wireless communication module for communicating with remote monitoring platform, and wireless communication module is
3G, 4G or 5G communication module；
The display screen back side is equipped with backlight regulating circuit；The light modulation for controlling backlight regulating circuit is equipped at display screen to revolve
Button；
The backlight regulating circuit includes MCU, LED light string, triode, potentiometer Rx and A/D converter；Triode is
NPN type triode；Light-control knob is connected with potentiometer Rx；
Potentiometer Rx and first resistor R1 concatenates to form partial pressure branch, and partial pressure branch one terminates positive pole Vcc, partial pressure branch
The other end on road is grounded；The tie point of potentiometer Rx and first resistor R1 connect the input terminal of A/D converter；A/D converter it is defeated
The data-in port of MCU is terminated out；
LED light string includes the LED light of multiple concatenations；The anode of LED light string meets positive pole Vcc；The cathode of LED light string connects
The pole E of the pole C of triode, triode is grounded through second resistance R2；The output end for meeting MCU of the pole B of triode.
Dim principle: when Rx changes, the voltage value on R1 changes, then MCU is centainly accounted for based on the voltage value output on R1
The pwm pulse control LED light string of empty ratio is turned on and off the time, to control LED luminance.
Testing principle explanation:
Referring to Fig. 3, under normal circumstances, the light that luminous tube issues enters in photodiode, photodiode conducting, base
The first level (such as low level) is exported in external circuit；
It is carried out as conveyer belt carries workpiece, it is upper such as Fig. 3 when the leading edge of workpiece shelters from the light of luminous tube
Figure, photodiode cut-off, then export second electrical level (such as high level)；MCU starts the step-by-step counting of code-disc at this time；
Conveyer belt continues to push ahead, and when the back edge of workpiece crosses the pipeline of luminous tube, no longer shelters from luminous tube
When light, such as the following figure of Fig. 3, photodiode restores conducting, then exports the first level (such as low level)；MCU end code at this time
The step-by-step counting of disk；
MCU counts the effective impulse number of code-disc, is converted into the diameter measurements that length is workpiece.
Claims (4)
1. a kind of continuous real-time measurement system of product parameters based on photoelectric sensor, which is characterized in that including MCU, conveyer
Structure and photoelectric sensor；
The transport mechanism includes driving pulley (6), driven pulley (5) and conveyer belt (1)；Driving pulley and driven pulley are equal
It is contacted with conveyer belt and by driving pulley driving conveyer belt movement；Conveyer belt is for carrying and transmitting workpiece (2)；Driving pulley
Wheel shaft is equipped with code-disc (7), code-disc can with driving pulley coaxial, synchronous rotary；
Photoelectric sensor includes luminous tube (3) and photodiode (4)；Luminous tube and photodiode set up separately in conveyer belt two
Side, and be oppositely arranged, photoelectric sensor is used to detect the position of workpiece；
The output end of code-disc is connected with MCU, and the photodiode and luminous tube of photoelectric sensor are connected with MCU.
2. the continuous real-time measurement system of the product parameters according to claim 1 based on photoelectric sensor, which is characterized in that
The MCU is single-chip microcontroller.
3. the continuous real-time measurement system of the product parameters according to claim 1 or 2 based on photoelectric sensor, feature exist
In MCU is also connected with display screen and communication module.
4. the continuous real-time measurement system of the product parameters according to claim 3 based on photoelectric sensor, which is characterized in that
The communication module is the wireless communication module for communicating with remote monitoring platform, wireless communication module 3G, 4G or 5G
Communication module；
The display screen back side is equipped with backlight regulating circuit；The light-control knob for controlling backlight regulating circuit is equipped at display screen；
The backlight regulating circuit includes MCU, LED light string, triode, potentiometer Rx and A/D converter；Triode is NPN
Type triode；Light-control knob is connected with potentiometer Rx；
Potentiometer Rx and first resistor R1 concatenates to form partial pressure branch, and partial pressure branch one terminates positive pole Vcc, divides branch
Other end ground connection；The tie point of potentiometer Rx and first resistor R1 connect the input terminal of A/D converter；The output end of A/D converter
Connect the data-in port of MCU；
LED light string includes the LED light of multiple concatenations；The anode of LED light string meets positive pole Vcc；The cathode of LED light string connects three poles
The pole E of the pole C of pipe, triode is grounded through second resistance R2；The output end for meeting MCU of the pole B of triode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820416263.4U CN208296772U (en) | 2018-03-27 | 2018-03-27 | A kind of continuous real-time measurement system of product parameters based on photoelectric sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820416263.4U CN208296772U (en) | 2018-03-27 | 2018-03-27 | A kind of continuous real-time measurement system of product parameters based on photoelectric sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208296772U true CN208296772U (en) | 2018-12-28 |
Family
ID=64695507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820416263.4U Expired - Fee Related CN208296772U (en) | 2018-03-27 | 2018-03-27 | A kind of continuous real-time measurement system of product parameters based on photoelectric sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208296772U (en) |
-
2018
- 2018-03-27 CN CN201820416263.4U patent/CN208296772U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181228 Termination date: 20200327 |
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| CF01 | Termination of patent right due to non-payment of annual fee |