CN207396360U - A kind of stamp detecting system - Google Patents
A kind of stamp detecting system Download PDFInfo
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- CN207396360U CN207396360U CN201721287671.6U CN201721287671U CN207396360U CN 207396360 U CN207396360 U CN 207396360U CN 201721287671 U CN201721287671 U CN 201721287671U CN 207396360 U CN207396360 U CN 207396360U
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- light sensor
- signal
- processing unit
- casting
- signal processing
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Abstract
The utility model discloses a kind of stamp detecting systems, including light source, light sensor and signal processing unit, the light sensor and light source are located at the front of casting coding site, light source output end outputs optical signals to the coding site of cast(ing) surface, light sensor light input terminal is located on the reflected ray of optical signal and receives the optical signal reflected from the coding site of cast(ing) surface, and the signal output part of light sensor and the input terminal of signal processing unit connect.The optical signal reflected at cast(ing) surface coding site is detected by light sensor and is converted into electric signal, signal processing unit analyzes and processes electric signal, obtain the result of the marked coding of casting or unmarked coding, the system detectio accuracy is high, human eye detection is avoided because of visual fatigue or the encoded colors flase drop for being difficult to resolved bands close with cast(ing) surface, the reliability of detection is improved, reduces human input, improves the degree of automation.
Description
Technical field
The utility model is related to a kind of detecting system, more particularly to a kind of stamp detecting system.
Background technology
In casting field, for ease of production management, product tracking and in visitor returns problem convenient for backtracking casting materials and
Production process, usually marks unique encodings on each cast(ing) surface, coded markings can by laser beam marking, pneumatic marking or
The modes such as paper labels are pasted to realize；To avoid, casting omits coded markings or the feelings of stamp are lost or repeated to paper labels
Whether condition sets code detection station usually on castings production line, use the label coding of eye-observation casting, this method
Reliability is difficult to ensure that particularly reliability is lower when generating visual fatigue and being encoded to marking coding, and automates journey
It spends low.
Utility model content
The utility model is intended at least solve technical problem in the prior art, especially innovatively proposes a kind of beat
Code detecting system.
In order to realize the above-mentioned purpose of the utility model, the first aspect according to the present utility model, the utility model carries
A kind of stamp detecting system has been supplied, including light source, light sensor and signal processing unit, the light sensor and light source position
In the front of casting coding site, light source output end outputs optical signals to the coding site of cast(ing) surface, light sensor light
Input terminal is located on the reflected ray of optical signal and receives the optical signal reflected from the coding site of cast(ing) surface, light level
The signal output part of device and the input terminal of signal processing unit connect.
The optical signal that reflects of coding site of cast(ing) surface is detected by light sensor and is converted into telecommunications
Number, signal processing unit analyzes and processes electric signal, obtains testing result, the i.e. marked coding of casting or unmarked volume
Code, the system detectio accuracy are high, avoid human eye detection because of visual fatigue or encoded colors are close with cast(ing) surface is difficult to
The flase drop that resolved bands come, improves the reliability of detection, reduces human input, improve the degree of automation.
In order to realize the above-mentioned purpose of the utility model, the second aspect according to the present utility model, the utility model carries
A kind of stamp detecting system has been supplied, light sensor and signal processing unit including built-in light source, the light sensor position
In front of casting coding site, the light output end of light sensor outputs optical signals to the coding site of cast(ing) surface, light
The light input terminal of sensor is located on the reflected ray of optical signal and receives the optical signal reflected from cast(ing) surface, and light passes
The input terminal of sensor signal output terminal and signal processing unit connects.
Using the color sensor for being built-in with light source, code detection system structure can be simplified, it is convenient to carry out.
In the another kind of preferred embodiment of the utility model, coder, the output of the signal processing unit are further included
End is connected with the start end of coder.By connecting coder, when detecting the unmarked coding of casting, signal processing unit is defeated
Go out open signal to coder start end, directly initiate coder and stamp processing is carried out to unmarked coding castings, improve certainly
Dynamicization degree.
In the yet another preferred form of the utility model, in light sensor signal output part and signal processing list
It being also associated with switching between first input terminal, the first end of the switch is connected with light sensor signal output part, and the of switch
Two ends are connected with signal processing unit input terminal.Manually be switched on or switched off switch can be achieved stamp detecting system startup or
It closes.
In the yet another preferred form of the utility model, display unit, the input of the display unit are further included
End is connected with the display output terminal of signal processing unit.Testing result is shown by display unit, inspection is intuitively understood convenient for worker
Survey situation.
In the yet another preferred form of the utility model, the casting is encoded to the volume being printed upon in paper labels
Code, the coder are paper labels printer.
In the yet another preferred form of the utility model, the casting is encoded to laser beam marking coding, described to beat
Ink recorder is laser marking machine.
In the yet another preferred form of the utility model, the signal processing unit includes comparator and storage is single
Member, the comparator first input end are connected with storage unit output terminal, the second input terminal of comparator and light sensor signal
Output terminal connects, and the output terminal of comparator and the start end of coder connect.
Preset value (teaching value) is contained in memory cell, comparator compares preset value and light sensor signal output
Both output valves are held, the output terminal of comparator and the start end of coder connect, the low and high level control stamp of comparator output
The start and stop of machine.
In the yet another preferred form of the utility model, the model LR-W500 of the light sensor.
In the yet another preferred form of the utility model, the signal processing unit be Mitsubishi PLC, model
FX2N-5A.PLC inputs convenient for control coder work, FX2N-5A with A/D, convenient for acquisition light sensor output signal.
Description of the drawings
Fig. 1 is the structure diagram of one specific embodiment of the utility model.
Reference numeral：
1 casting；2 light sources；3 light sensors；4 signal processing units；5 switches；6 display units；7 coders.
Specific embodiment
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is same or like element.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and it is not intended that the utility model
Limitation.
In the description of the utility model, it is to be understood that term " longitudinal direction ", " transverse direction ", " on ", " under ", " preceding ",
The orientation or position relationship of the instructions such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are based on attached
Orientation or position relationship shown in figure are for only for ease of description the utility model and simplify description rather than instruction or imply
Signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that this
The limitation of utility model.
In the description of the utility model, unless otherwise prescribed with restriction, it is necessary to explanation, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be the company inside mechanical connection or electrical connection or two elements
It is logical, it can be directly connected, can also be indirectly connected by intermediary, it for the ordinary skill in the art, can
To understand the concrete meaning of above-mentioned term as the case may be.
The utility model provides a kind of casting code detection system, as shown in Figure 1, it includes light source 2, light sensor
3 and signal processing unit 4, light sensor 3 and light source 2 are located at the front of 1 coding site of casting, 2 output terminal output light of light source
To the coding site on 1 surface of casting, 3 light input terminal of light sensor is located on the reflected ray of optical signal and receives from casting signal
The optical signal that the coding site on 1 surface of part reflects, the signal output part of light sensor 3 are defeated with signal processing unit 4
Enter end connection.
In the present embodiment, light sensor 3 is photoelectric sensor, optional color mark sensor or RGB colors sensing
Device, when selecting color mark sensor, light source 2 selects corresponding incandescent light source or monochromatic LED light source, and light sensor 3 receives
The optical signal reflected at the coding site on 1 surface of casting, and light signal strength is converted into electric signal and passes to signal
Processing unit 4；When selecting RGB color sensor, it is necessary to select corresponding rgb light source, light sensor 3 is received from casting 1
The optical signal that the coding site on surface reflects tests the reflection ratio of the three primary colours of optical signal and is converted to electric signal transmission
To signal processing unit 4；Testing result is obtained after the processing analysis electric signal of signal processing unit 4, i.e.,：1 marked coding of casting
Or unmarked coding.
In the present embodiment, MCU, microcontroller or the PLC unit with A/D modules may be selected in signal processing unit 4.
Signal processing unit 4 includes storage unit and comparator, and comparator first input end is connected with storage unit output terminal, and second is defeated
Enter end to be connected with 3 signal output part of light sensor；, it is necessary to be compiled with being marked with before starting detection casting and whether having coded markings
The casting of code carries out detecting system teaching, and signal processing unit acquisition has showing for the output of light sensor 3 during coded markings
Religion signal value is simultaneously stored in storage unit.After stamp detecting system is started to work, 3 light input terminal of light sensor receives
The optical signal that is reflected to 1 encoded surface position of casting is simultaneously converted to electric signal and passes to signal processing unit 4, signal processing
Unit 4 compares the electric signal with the teaching signal value to prestore, if suitable with teaching signal value, it is believed that the casting 1 is marked with volume
Code, on the contrary think no label coding.
In the present embodiment, 3 light input terminal of light sensor is arranged on the reflected ray of optical signal, convenient for improving
The receiving efficiency of reflected light signal.Optical signal and the general that 1 encoded surface position of casting reflects are detected by light sensor 3
It is converted to electric signal, and signal processing unit 4 analyzes and processes electric signal, obtain detection casting 1 it is marked coding or not
Label coding as a result, the system detectio accuracy is high, avoid human eye detection because of visual fatigue or encoded colors and casting 1
The close flase drop for being difficult to resolved bands in surface, improves the reliability of detection, reduces human input, improve automation journey
Degree.
In a kind of preferred embodiment of the utility model, light sensor 3 and signal including being built-in with light source 2
Processing unit 4, light sensor 3 are located in front of 1 coding site of casting, the light output end output optical signal of light sensor 3
To the coding site on 1 surface of casting, the light input terminal of light sensor 3 is located on the reflected ray of optical signal and receives from casting
The optical signal that 1 surface reflects, 3 signal output part of light sensor are connected with the input terminal of signal processing unit 4.
In the present embodiment, light sensor 2 is placed into front with the coding site on 1 surface of casting, convenient for reflection
The reception of optical signal by using the color sensor 3 for being built-in with light source 2, can simplify code detection system structure, convenient for reality
It applies.
In a kind of preferred embodiment of the utility model, as shown in Figure 1, further including coder 7, signal processing unit
4 output terminal is connected with the start end of coder 7.By connecting coder 7, when detecting 1 unmarked coding of casting, signal
Processing unit 4 exports open signal to 7 start end of coder, directly initiates coder 7 and carries out stamp to unmarked coding castings 1
Processing, improves the degree of automation.
In a kind of preferred embodiment of the utility model, as shown in Figure 1,3 signal output part of light sensor with
Switch 5 is also associated between 4 input terminal of signal processing unit, the first end and 3 signal output part of light sensor for switching 5 connect
It connects, switchs 5 second end and be connected with 4 input terminal of signal processing unit.Manually being switched on or switched off switch 5 can realize that stamp is examined
The startup or closing of examining system.Single-pole single-throw switch (SPST) or button switch may be selected in switch 5.
In a kind of preferred embodiment of the utility model, as shown in Figure 1, display unit 6 is further included, display unit 6
Input terminal be connected with the display output terminal of signal processing unit 4.Testing result is shown by display unit 5, it is straight convenient for worker
It sees and understands detection case.Display unit 5 can be LCD display module or the LED light of different colours, such as select one altogether
The LED tri coloured lanterns of cathode, the first display output terminal of signal processing unit 4 are connected with the red light input terminal of LED tri coloured lanterns, signal
Second display output terminal of processing unit is connected with the green light input terminal of LED tri coloured lanterns, and the common cathode terminal of LED tri coloured lanterns is with being
The connection of system ground, the 1 unmarked coding of casting detected is represented when red, represents that the casting 1 detected is marked when green light
Note has coding.
In a kind of preferred embodiment of the utility model, casting is encoded to the coding being printed upon in paper labels, compiles
Code form can be Quick Response Code or one-dimension code or word marking, and coder 7 is paper labels printer, can by PC computers and
Printer combination is realized.
In a kind of preferred embodiment of the utility model, casting is encoded to laser beam marking coding, and coding form can be with
For text information mark or Quick Response Code etc., coder 7 is laser marking machine.The optical fiber of the optional Chongqing Yi Sipu of laser marking machine swashs
Light marking machine YSP-30F.
In a kind of preferred embodiment of the utility model, signal processing unit 4 includes comparator and storage unit, than
It is connected compared with device first input end with storage unit output terminal, the second input terminal of comparator connects with light sensor signal output part
It connects.The teaching signal value that light sensor signal output terminal exports when storage unit is stored with teaching, when detecting system starts work
When making, the second input terminal of comparator receives the signal value of 3 signal output part of light sensor output, and is inputted with comparator first
Teaching signal value compares in the storage unit at end, if suitable with signal teaching value think that casting 1 has label coding, otherwise thinks do not have
There is label coding.Preferably, the output terminal of comparator can be connected with the start end of coder 7, and stamp is controlled according to comparative result
The startup or closing of machine 7.
In a kind of preferred embodiment of the utility model, the model LR-W500 of light sensor 3 has interior
Light source is put, test accuracy is high and output mode is optional.
In a kind of preferred embodiment of the utility model, the signal processing unit 4 be Mitsubishi PLC, model
FX2N-5A.PLC works convenient for control coder 7, and FX2N-5A is inputted with A/D, convenient for gathering the output of light sensor 3 letter
Number, startup or the closing control realized to coder 7 can be connected with 7 start end of coder by the relay terminal of PLC chip,
Transistor source leading-out terminal is connected with display unit 6, and specific pin connection mode combines under the introduction of the utility model
Connection mode connection generally in the art.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It is combined in an appropriate manner in any one or more embodiments or example.
While there has been shown and described that the embodiment of the utility model, it will be understood by those skilled in the art that：
In the case where not departing from the principle and objective of the utility model can these embodiments be carried out with a variety of variations, modification, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (10)
1. a kind of stamp detecting system, which is characterized in that including light source (2), light sensor (3) and signal processing unit (4),
The light sensor (3) and light source (2) are located at the front of casting (1) coding site, and light source (2) output terminal is output optical signals to
The coding site on casting (1) surface, light sensor (3) light input terminal are located on the reflected ray of optical signal and receive from casting
(1) optical signal that the coding site on surface reflects, light sensor (3) signal output part and signal processing unit (4)
Input terminal connects.
2. a kind of stamp detecting system, which is characterized in that light sensor (3) and signal processing unit including being built-in with light source
(4), the light sensor (3) is located in front of casting (1) coding site, the light output end output light of light sensor (3)
To the coding site on casting (1) surface, the light input terminal of light sensor (3) is located on the reflected ray of optical signal and connects signal
The optical signal reflected from casting (1) surface is received, light sensor (3) signal output part is defeated with signal processing unit (4)
Enter end connection.
3. stamp detecting system as claimed in claim 1 or 2, which is characterized in that coder (7) is further included, at the signal
The output terminal of reason unit (4) is connected with the start end of coder (7).
4. stamp detecting system as claimed in claim 1 or 2, which is characterized in that light sensor (3) signal output part with
Switch (5) is also associated between signal processing unit (4) input terminal, first end and the light sensor (3) of the switch (5) are believed
The connection of number output terminal, the second end of switch (5) are connected with signal processing unit (4) input terminal.
5. stamp detecting system as claimed in claim 1 or 2, which is characterized in that further include display unit (6), the display
The input terminal of unit (6) is connected with the display output terminal of signal processing unit (4).
6. stamp detecting system as claimed in claim 3, which is characterized in that the casting, which is encoded to, to be printed upon in paper labels
Coding, the coder (7) be paper labels printer.
7. stamp detecting system as claimed in claim 3, which is characterized in that the casting is encoded to laser beam marking coding, institute
Coder (7) is stated as laser marking machine.
8. stamp detecting system as claimed in claim 1 or 2, which is characterized in that the signal processing unit includes comparator
And storage unit, the comparator first input end are connected with storage unit output terminal, the second input terminal of comparator is passed with light
Sensor signal output terminal connects, and the output terminal of comparator is connected with the start end of coder (7).
9. stamp detecting system as claimed in claim 2, which is characterized in that the model LR- of the light sensor (3)
W500。
10. stamp detecting system as claimed in claim 1 or 2, which is characterized in that the signal processing unit (4) is Mitsubishi
PLC, model FX2N-5A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721287671.6U CN207396360U (en) | 2017-09-30 | 2017-09-30 | A kind of stamp detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721287671.6U CN207396360U (en) | 2017-09-30 | 2017-09-30 | A kind of stamp detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207396360U true CN207396360U (en) | 2018-05-22 |
Family
ID=62331425
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721287671.6U Expired - Fee Related CN207396360U (en) | 2017-09-30 | 2017-09-30 | A kind of stamp detecting system |
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| CN (1) | CN207396360U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110384127A (en) * | 2019-07-27 | 2019-10-29 | 智锐达仪器科技南通有限公司 | A kind of livestock ketone body marking method and marking device |
-
2017
- 2017-09-30 CN CN201721287671.6U patent/CN207396360U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110384127A (en) * | 2019-07-27 | 2019-10-29 | 智锐达仪器科技南通有限公司 | A kind of livestock ketone body marking method and marking device |
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Granted publication date: 20180522 |