CN209673119U - A kind of imaging type photoelectric rectification sensor - Google Patents
A kind of imaging type photoelectric rectification sensor Download PDFInfo
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- CN209673119U CN209673119U CN201920731461.4U CN201920731461U CN209673119U CN 209673119 U CN209673119 U CN 209673119U CN 201920731461 U CN201920731461 U CN 201920731461U CN 209673119 U CN209673119 U CN 209673119U
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- front side
- back plate
- flange collar
- link block
- imaging
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Abstract
The utility model discloses a kind of imaging type photoelectric rectification sensors, and in particular to photoelectric sensor field, including outer sensor housing, the outer sensor housing inside are equipped with imaging photoelectric subassembly, are equipped with infrared light sources on front side of the outer sensor housing；The imaging photoelectric subassembly includes back plate, and hollow block is equipped on front side of the back plate, link block is equipped on front side of the infrared light sources, and the hollow block is set between back plate and link block, and casing is equipped on front side of the back plate.The utility model eliminates the interference of visible light by infrared fileter, then the light received is gathered to the photosensitive region of linear CCD detector by collimating optic lens, linear CCD detector receives target edge signal, location point is detected by single-chip microcontroller, keeps the utility model detection accuracy high, there is self-regulating function, strong antijamming capability, detection range is wide, good linearity, therefore has very high practical property.
Description
Technical field
The utility model relates to photoelectric sensor technology fields, and more specifically, the utility model relates to a kind of imaging types
Photoelectric rectification sensor.
Background technique
So-called width/deflection correction sensor refers to applied to one of various correcting devices photoelectric sensor, and can examine
Target edge is surveyed, target edge placement is exported.This photoelectric sensor is usually applied to uncoiling, wind the inspection at material edge
It surveys.
Width/deflection correction sensor of domestic other producers production is divided into two classes substantially, and one kind is using infrared emission to penetrating
The detection that pipe carries out, measurement accuracy is not high, in grade；Another kind of is the artificial periodic adjustment aperture, more using ccd detector
Light source is changed, the defect of this detector is more troublesome, waste of resource.Therefore, the less effective in actual use.
Utility model content
In order to overcome the drawbacks described above of the prior art, the embodiments of the present invention provide a kind of imaging type photoelectric error correction biography
Sensor eliminates the interference of visible light by infrared fileter, and the light received is then gathered line by collimating optic lens
The photosensitive region of ccd detector is scanned, linear CCD detector receives target edge signal, location point is detected by single-chip microcontroller,
Keep the utility model detection accuracy high, has self-regulating function, strong antijamming capability, detection range is wide, good linearity, above-mentioned to solve
The problem of being proposed in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of imaging type photoelectric rectification sensor, packet
Outer sensor housing is included, imaging photoelectric subassembly is equipped with inside the outer sensor housing, is equipped on front side of the outer sensor housing
Infrared light sources；
The imaging photoelectric subassembly includes back plate, and hollow block is equipped on front side of the back plate, is set on front side of the infrared light sources
There is link block, the hollow block is set between back plate and link block, and casing is equipped on front side of the back plate；
The infrared light sources include infrared fileter, and the infrared fileter is set on the inside of casing, before the link block
Side is equipped with eyeglass tray, and the eyeglass tray is set on the inside of casing, is fixed with collimating optic lens on front side of the eyeglass tray,
Linear CCD detector and single-chip microcontroller are fixed on the inside of the back plate, before the linear CCD detector is set to single-chip microcontroller
Side.
In a preferred embodiment, the first flange collar is fixed on front side of the back plate, the hollow block socket is set
In in the first flange collar.
In a preferred embodiment, the second flange collar, the hollow block socket are fixed on rear side of the link block
In the second flange collar.
In a preferred embodiment, third flange collar is fixed on front side of the link block, described sleeve pipe socket is set
In in third flange collar.
In a preferred embodiment, circular groove is offered on the inside of described sleeve pipe, the infrared fileter is fixed
Inside circular groove.
In a preferred embodiment, the 4th flange collar, the 4th flange collar are fixed on rear side of the eyeglass tray
Through on the inside of link block.
The technical effect and advantage of the utility model:
1, the interference of visible light is eliminated by infrared fileter, then assembles the light received by collimating optic lens
To the photosensitive region of linear CCD detector, linear CCD detector receives target edge signal, passes through single-chip microcontroller check bit
It sets a little, keeps the utility model detection accuracy high, have self-regulating function, strong antijamming capability, detection range is wide, good linearity, therefore
With very high practical property；
2, it is socketed in the first flange collar and the second flange collar by hollow block, casing is socketed in third flange collar, infrared filtering
Piece is fixedly installed in inside circular groove, and the 4th flange collar, which runs through, to be set on the inside of link block, so that outer sensor housing be made integrally to tie
Structure stable connection.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is A structural schematic diagram in Fig. 1 of the utility model.
Fig. 3 is the principles of the present invention figure.
Fig. 4 is the system diagram of the utility model.
Fig. 5 is the circuit diagram of the utility model.
Appended drawing reference are as follows: 1 outer sensor housing, 2 imaging photoelectric subassemblys, 3 infrared light sources, 4 back plates, 5 hollow blocks, 6 connect
Connect block, 7 casings, 8 infrared fileters, 9 eyeglass trays, 10 collimating optic lens, 11 linear CCD detectors, 12 single-chip microcontrollers, 13
First flange collar, 14 second flange collars, 15 third flange collars, 16 circular grooves, 17 the 4th flange collars.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Such as a kind of attached imaging type photoelectric rectification sensor shown in fig. 5 of attached drawing 1-, including outer sensor housing 1, the biography
It is equipped with imaging photoelectric subassembly 2 inside sensor outer housing 1, is equipped with infrared light sources 3 on front side of the outer sensor housing 1；
The imaging photoelectric subassembly 2 includes back plate 4, is equipped with hollow block 5 on front side of the back plate 4, before the infrared light sources 3
Side is equipped with link block 6, and the hollow block 5 is set between back plate 4 and link block 6, and casing 7 is equipped on front side of the back plate 4；
The infrared light sources 3 include infrared fileter 8, and the infrared fileter 8 is set to 7 inside of casing, the connection
Eyeglass tray 9 is equipped on front side of block 6, the eyeglass tray 9 is set to 7 inside of casing, is fixed with collimation on front side of the eyeglass tray 9
Optical lens 10 is fixed with linear CCD detector 11 and single-chip microcontroller 12, the linear CCD detection on the inside of the back plate 4
Device 11 is set to 12 front side of single-chip microcontroller, and the linear CCD detector 11 is one of the mainstream technology that DR product uses in the world, it
From space probation, adaptive capacity to environment is extremely strong, stable and reliable for performance, and the single-chip microcontroller 12 is a kind of IC chip,
Be using very large scale integration technology with data-handling capacity central processor CPU, random access memory ram, only
Read memory ROM, a variety of I/O mouthful and interruption system, the functions such as timer/counter (may further include display driver circuit, arteries and veins
The circuits such as wide modulation circuit, analog multiplexer, A/D converter) to be integrated into one constituted on one piece of silicon wafer small and perfect
Microcomputer system, industrial control field be widely applied.
Embodiment specifically: by by web edge to be detected along being disposed vertically on detection zone position and when moving,
The light that infrared light sources 3 issue is irradiated to coil edge, and the effect of infrared fileter 8 is to eliminate the interference of visible light, then passes through
Cross the photosensitive region that the light received is gathered linear CCD detector 11 by collimating optic lens 10, linear CCD detector
11 have self-regulating function, can automatically adjust aperture according to different Infrared irradiation intensity, can satisfy test to capture
It is required that light-inletting quantity, linear CCD detector 11 receive target edge signal, by single-chip microcontroller 12 detect location point, detection
Precision is in centimillimetre grade, corresponding output analog signal, when analog voltage/current/RS485 communication numerical value of signal output is in error
When changing in range, indicate that marginal position is correct；When web edge edge to be detected changes on detecting position, the electricity of simulation
Larger change can occur for pressure/electric current/RS485 communication output numerical value, exceed error range, indicate that edge deviates correct position,
The distance of deviation can carry out simply converting and obtain, and the utility model precision is high, has self-regulating function, strong antijamming capability, inspection
It surveys that range is wide, good linearity, therefore there is very high practical property.
A kind of imaging type photoelectric rectification sensor as shown shown in Figure 1 and Figure 2 further includes the first flange collar 13, and described
One flange collar 13 is fixed at 4 front side of back plate, and 5 sets of the hollow block is arranged in the first flange collar 13；
The second flange collar 14 is fixed on rear side of the link block 6,5 sets of the hollow block is arranged in the second flange collar 14；
Third flange collar 15 is fixed on front side of the link block 6,7 sets of described sleeve pipe are arranged in third flange collar 15；
Circular groove 16 is offered on the inside of described sleeve pipe 7, the infrared fileter 8 is fixed inside circular groove 16；
The 4th flange collar 17 is fixed on rear side of the eyeglass tray 9, the 4th flange collar 17, which runs through, to be set in link block 6
Side.
Embodiment specifically: be socketed in the first flange collar 13 and the second flange collar 14 by hollow block 5, casing 7 is socketed in
In third flange collar 15, infrared fileter 8 is fixedly installed in inside circular groove 16, and the 4th flange collar 17, which runs through, to be set in link block 6
Side, to make 1 overall structure stable connection of outer sensor housing.
Utility model works principle:
Referring to Figure of description 1- attached drawing 5, the interference of visible light is eliminated by infrared fileter 8, then passes through collimated light
The photosensitive region that the light received is gathered linear CCD detector 11 by lens 10 is learned, linear CCD detector 11 receives mesh
Edge signal is marked, location point is detected by single-chip microcontroller 12, keeps the utility model detection accuracy high, there is self-regulating function, it is anti-interference
Ability is strong, and detection range is wide, good linearity, therefore has very high practical property；
Referring to Figure of description 1 and attached drawing 2, it is socketed in the first flange collar 13 and the second flange collar 14 by hollow block 5, casing
7 are socketed in third flange collar 15, and infrared fileter 8 is fixedly installed in inside circular groove 16, and the 4th flange collar 17 runs through the company of being set to
6 inside of block is connect, to make 1 overall structure stable connection of outer sensor housing.
The several points that should finally illustrate are: firstly, in the description of the present application, it should be noted that unless otherwise prescribed and
It limits, term " installation ", " connected ", " connection " shall be understood in a broad sense, can be mechanical connection or electrical connection, be also possible to two
Connection inside element, can be directly connected, and "upper", "lower", "left", "right" etc. are only used for indicating relative positional relationship, when
The absolute position for being described object changes, then relative positional relationship may change；
Secondly: the utility model discloses in embodiment attached drawing, relates only to the structure being related to the embodiment of the present disclosure,
His structure, which can refer to, to be commonly designed, and under not conflict situations, the utility model the same embodiment and different embodiments can be mutual
Combination；
Last: the above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in practical
Within novel protection scope.
Claims (6)
1. a kind of imaging type photoelectric rectification sensor, including outer sensor housing (1), it is characterised in that: the sensor outer housing
It is equipped with imaging photoelectric subassembly (2) inside body (1), is equipped with infrared light sources (3) on front side of the outer sensor housing (1)；
The imaging photoelectric subassembly (2) includes back plate (4), is equipped with hollow block (5) on front side of the back plate (4), the infrared ray
Link block (6) are equipped on front side of source (3), the hollow block (5) is set between back plate (4) and link block (6), before the back plate (4)
Side is equipped with casing (7)；
The infrared light sources (3) include infrared fileter (8), and the infrared fileter (8) is set on the inside of casing (7), described
Eyeglass tray (9) are equipped on front side of link block (6), the eyeglass tray (9) is set on the inside of casing (7), before the eyeglass tray (9)
Side is fixed with collimating optic lens (10), is fixed with linear CCD detector (11) and single-chip microcontroller on the inside of the back plate (4)
(12), the linear CCD detector (11) is set on front side of single-chip microcontroller (12).
2. a kind of imaging type photoelectric rectification sensor according to claim 1, it is characterised in that: on front side of the back plate (4)
It is fixed with the first flange collar (13), hollow block (5) set is arranged on the first flange collar (13).
3. a kind of imaging type photoelectric rectification sensor according to claim 1, it is characterised in that: after the link block (6)
Side is fixed with the second flange collar (14), and hollow block (5) set is arranged on the second flange collar (14).
4. a kind of imaging type photoelectric rectification sensor according to claim 1, it is characterised in that: before the link block (6)
Side is fixed with third flange collar (15), and described sleeve pipe (7) set is arranged on third flange collar (15).
5. a kind of imaging type photoelectric rectification sensor according to claim 1, it is characterised in that: on the inside of described sleeve pipe (7)
It offers circular groove (16), it is internal that the infrared fileter (8) is fixed at circular groove (16).
6. a kind of imaging type photoelectric rectification sensor according to claim 1, it is characterised in that: the eyeglass tray (9)
Rear side is fixed with the 4th flange collar (17), and the 4th flange collar (17), which is run through, to be set on the inside of link block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920731461.4U CN209673119U (en) | 2019-05-21 | 2019-05-21 | A kind of imaging type photoelectric rectification sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920731461.4U CN209673119U (en) | 2019-05-21 | 2019-05-21 | A kind of imaging type photoelectric rectification sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209673119U true CN209673119U (en) | 2019-11-22 |
Family
ID=68575293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920731461.4U Active CN209673119U (en) | 2019-05-21 | 2019-05-21 | A kind of imaging type photoelectric rectification sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209673119U (en) |
-
2019
- 2019-05-21 CN CN201920731461.4U patent/CN209673119U/en active Active
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