CN101097045A - Line-follow and rim-follow double use sensor double rows luminous source structure for correcting error - Google Patents
Line-follow and rim-follow double use sensor double rows luminous source structure for correcting error Download PDFInfo
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- CN101097045A CN101097045A CNA2006100909062A CN200610090906A CN101097045A CN 101097045 A CN101097045 A CN 101097045A CN A2006100909062 A CNA2006100909062 A CN A2006100909062A CN 200610090906 A CN200610090906 A CN 200610090906A CN 101097045 A CN101097045 A CN 101097045A
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Abstract
The invention discloses a tracking tread and edge double usages sensor double row light source structure with correcting error use, which is characterized by the following: comprising double usage sensor; setting the double usage sensor as two row shining component group and relative controlled resistance; arranging diamond perforated dimmer at the front end of the two row shining component group; building up shining source of the double usage sensor; opening a diamond hole at the central zone of the diamond opening hole dimmer; inclined-arranging a single light splitting sheet at the central zone in the inboard of the double usage sensor; reflecting the light source to the outer lens of the double usage sensor; sending to bottom material paper; forming a light shadow signal of liner triangle; using synchronizing signal process; getting two group of signal because of the two row shining component group and the single receiving unit. This invention can proceed check of chromatic printing tracking thread and edge double usage.
Description
Technical field
What the present invention relates to a kind of purposes of rectifying a deviation follows the double luminous source structure of limit dual purpose sensor with line.
Background technology
In the testing tool of printing industry correction purposes, the light that all utilizes light source to send is beaten after on the ground paper, and the receiving element that reflects loop line limit sensor again to be to simulate output, come at the sideline in printing process with the degrees of offset of the location point of former setting.
The line limit sensor of existing general correction purposes is (as shown in Figure 1 and Figure 2) uniform light to be beaten on a line, limit to wait on the survey line bar 5, the image in this light district is imaged on the two photo-sensitive cell of of sensor internal 170 ', 171 ' through set of lenses credit union then, so the position of line is if take back or take over, its influence to photo-sensitive cell 170 ' and photo-sensitive cell 171 ' is to be rightabout, and is linear.So the size variation that can utilize the signal difference of these two photo-sensitive cells receptions is used for detecting the degree of lines offset setting point.
Yet, follow line, limit sensor when detecting colour play with what this designing institute was made, because of the ray cast of only launching with single light source on ground paper, obvious inadequately as if this colour play to the spectral response of this light source, then just can't obtain reliable output signal.
Therefore, it is existing with the limit sensor or with the line sensor puzzlement sensitive inadequately to some color indicia how to solve this kind, then is problem to be solved.
Summary of the invention
Technical problem underlying to be solved by this invention is, overcome existing some color indicia defective of sensitive puzzlement inadequately, and provide a kind of line of following of the purposes of rectifying a deviation to follow the double luminous source structure of limit dual purpose sensor, it uses two row's light emitting device group (LED) to beat luminous intensity on ground paper is two independently vertical bar light sources of linear change from left to right, and to simplify its receiving element be single receiving element, therefore can significantly improve existing correction with following line with the detectability of limit sensor to the deviation post of various colour plays, and the luminous intensity when tool rhombus perforate photochopper formation light emitting source is beaten on ground paper can present the rightabout linear change that two rows form alternately easily, follows the dual purpose check in limit to carry out chromaticity printing with line.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of line of following of the purposes of rectifying a deviation is followed the double luminous source structure of limit dual purpose sensor, it is characterized in that, comprise: the dual purpose sensor, mainly be by two row's light emitting device group (LED) and relevant controlling resistance thereof, the rhombus perforate photochopper that two row's light emitting device group (LED) front ends are provided with is formed the light emitting source of dual purpose sensor, this rhombus perforate photochopper middle section has a rhombus hole, two row's light emitting device group (LED) then respectively are provided with equally spaced several light-emitting components (LED), via the corresponding resistance value size of each light-emitting component of control (LED), can control luminous intensity according to ordering by strong diminuendo or by weak crescendo; The inboard middle section of dual purpose sensor is tilting a single light splitting piece, light source is reflexed to the dual purpose sensor penetrate after to outer lens and beat the leg-of-mutton shadow signal of being aligned on ground paper; Owing to be two row's light emitting device group (LED), so the signal that light emitting source sent is staggered emission, and beat the shadow on ground paper and the signal of its luminous intensity, reach the single receiving element that reflected back dual purpose sensor internal end edge is provided with, utilize synchronizing signal to handle and to obtain two groups of signals equally.
The line of following of aforesaid correction purposes is followed the double luminous source structure of limit dual purpose sensor, and wherein two row's light emitting device group (LED) can be the collocation with tool complementary effect two spectrum.
The line of following of aforesaid correction purposes is followed the double luminous source structure of limit dual purpose sensor, and wherein two row's light emitting device group (LED) can be the light-emitting component of same spectrum.
The line of following of aforesaid correction purposes is followed the double luminous source structure of limit dual purpose sensor, wherein the line of Jian Ceing is when utmost point edge, can turn off each the row's light-emitting component left and right sides outermost light source avoiding running off the edge of ground paper, and can have the ability of detection to the straight line at utmost point edge equally.
The line of following of aforesaid correction purposes is followed the double luminous source structure of limit dual purpose sensor, wherein two groups of signal I, II can utilize switch to switch in use as required, two group of received signal I, II are treated to I-II or I+II detect or survey with frontier inspection with line being used for.
The line of following of a kind of purposes of rectifying a deviation of the present invention is followed the double luminous source structure of limit dual purpose sensor, can monitor the sideline when being applicable to printing industry correction purposes and have or not the technical method that departs from, should follow the technical method of limit dual purpose sensor with line mainly is to cooperate a rhombus perforate photochopper as light emitting source with two row's light-emitting components, each row of light-emitting component of these two rows respectively be equipped with equally spaced several light emitting device group (LED) with at the resistance of its back of circuit board tool similar number, utilize power that each resistance controls each corresponding light emitting device group (LED) emitted light according to ordering send intensity by little to big light as light emitting source, after light emitting source is launched through rhombus perforate photochopper is staggered, beat being arranged in luminous intensity on the ground paper of setting on the detection-sensitive distance and can be the vertical bar light source of linear change from left to right, beat the signal that is reflected back with light source on original ground paper again, the line on the ground paper is monitored in the staggered output that obtains simulation after detecting synchronously, the limit depart from former setting central point what.
This two rows light-emitting component can one row all be that blue light another row that arranges in pairs or groups is the gold-tinted of tool complementary colours, to capture any colour code really, also can be two to arrange and be all white light.
This two rows light-emitting component is beaten and can produce two group of received signal I, II behind reflected back sensor on the ground paper,, two group of received signal I, II are treated to I-II or I+II are used as the purposes that detects or survey with frontier inspection with line with limit dual purpose sensor converting analogue circuit as required with line.
In addition, the present invention can turn off each outermost light source in the row light-emitting component left and right sides avoiding running off the edge of ground paper when the line at monitoring utmost point edge, and equally can arriving straight-line detection.
The invention has the beneficial effects as follows, it uses two row's light emitting device group (LED) to beat luminous intensity on ground paper is two independently vertical bar light sources of linear change from left to right, and to simplify its receiving element be single receiving element, therefore can significantly improve existing correction with following line with the detectability of limit sensor to the deviation post of various colour plays, and the luminous intensity when tool rhombus perforate photochopper formation light emitting source is beaten on ground paper can present the rightabout linear change that two rows form alternately easily, follows the dual purpose check in limit to carry out chromaticity printing with line.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the enforcement illustration of existing sensor.
Fig. 2 is the front view of existing receiving element.
Fig. 3 is the vertical view after the present invention takes apart dual purpose sensor 1.
Fig. 4 is the front view of light projector circuit board of the present invention.
Fig. 5 is the rearview of light projector circuit board of the present invention.
Fig. 6 is the rearview of rhombus photochopper of the present invention.
Fig. 7 is an action schematic diagram of the present invention.
Fig. 8 is the shadow and the luminous intensity demonstration figure thereof of operating principle of the present invention.
Fig. 9 is the enforcement illustration of dual purpose sensor 1 of the present invention.
Figure 10 is the glow frequency figure of vertical bar light source A of the present invention and the staggered emission of vertical bar light source B.
Figure 11 is luminous intensity 4A of the present invention, 4B demonstration figure.
The number in the figure explanation:
Double reception element 170 ', 171 '
First row's light-emitting component (L.E.D) 10
First row's light-emitting component (LED) 100,101,102,103,104
Second row's light-emitting component (L.E.D) 11
Second row's light-emitting component (LED) 110,111,112,113,114
Rhombus hole 140
To the border 16 of passing through inside
Single receiving element 17
Shadow 3
Rhombus shadow 3-100,3-101,3-102,3-103,3-104
The luminous intensity 4 of shadow
The luminous intensity 4-100 of rhombus shadow, 4-101,4-102,4-103,4-104
Vertical bar light source A
Vertical bar light source B
Shadow 3A
Shadow 3B
Luminous intensity 4A
Luminous intensity 4B
Range of linearity Z
The specific embodiment
At first, consult as Fig. 3 to shown in Figure 6, a kind of purposes of rectifying a deviation of the present invention with line with the double luminous source structure of limit dual purpose sensor, wherein:
This dual purpose sensor 1 inboard middle section miter angle is tilting single light splitting piece 15, the shadow 3 on the ground paper 2 that is positioned at the setting detection-sensitive distance is beaten in the 16 back ejaculations to outer lens that the light source that first row's light emitting device group (LED) 10 and second row's light emitting device group (LED), the 11 rhombus perforate photochoppers 14 that see through send can be reflexed to dual purpose sensor 1 by light splitting piece 15, owing to be two row's light emitting device group (LED) 10,11 is staggered luminous, so the signal that light emitting source sent is two groups, and beat the single receiving element 17 that the shadow 3 reflected back dual purpose sensors 1 inner end edge on ground paper 2 is provided with, can adopt the staggered mode that receives synchronously can receive two groups of corresponding signal I equally, II.
Consult Fig. 7 to shown in Figure 11, wherein Fig. 8 shows the flow process of simple light splitting piece 15 and then shows shadow 3 and the correlation of 4 of its luminous intensities that is produced, and reaches the feature that luminous intensity 4 is linear change;
As Fig. 7, shown in Figure 8: a kind of purposes of rectifying a deviation of the present invention beat shadow 3 on ground paper 2 with line with the limit double light emitting source of dual purpose sensor, because two row's light emitting device group (LED) 10,11 can utilize it to be in two groups of controlling resistances 12 of back of circuit board respectively, 13, set luminous intensity according to serve as reasons strong diminuendo or of ordering by weak crescendo, can control the rhombus that is shaped as that each light source component emits adding rhombus hole 140 that rhombus perforate photochopper 14 is offered, the detection setpoint distance of ground paper 2 is promptly selected the plane of each adjacent beams inner edge meeting intersection point in this light beam for use, after light source is via light splitting piece reflection and front lens group, can be imaged on and obtain two vertical bar light on the ground paper 2, wherein one imaging is promptly shown in shadow 3, these its shadow 3 pairing luminous intensities 4 can be the vertical bar light source of linear change from left to right, for example: it is the strongest to suppose that electroluminescent lamp 100 is regulated to the intensity of light source, it is maximum naturally then to beat the luminous intensity 4-100 that the shadow 3-100 on ground paper 2 produced, be that electroluminescent lamp 101 times is strong in regular turn, in the middle of the electroluminescent lamp 102, a little less than the electroluminescent lamp 103 times, and electroluminescent lamp 104 is the most weak, therefore beat the luminous intensity 4-101 of the shadow on ground paper 2 in regular turn, 4-102,4-103, the summit of its rhombus of 4-104 is then gradually low, if luminous intensity 4-100 with each rhombus shadow, 4-101,4-102,4-103, the summit of 4-104 is linked up with the luminous intensity of whole shadow and is seen, then is the linear change of a vertical bar light source.
As Fig. 9 to shown in Figure 11: in this design because receiving element venerate and have one, so these two vertical bar light source A and vertical bar light source B just adopt staggered emission and the staggered mode (as shown in figure 10) that receives synchronously to beat shadow 3A and the pairing reflected signal size of shadow 3B that produces at ground paper 2 to obtain vertical bar light source A and vertical bar light source B, and the reflection ray of shadow 3A and shadow 3B can change along with the move left and right of lines 5 to be measured.As shown in figure 11, because the brightness of the luminous intensity 4B of the luminous intensity 4A of shadow and shadow is to be linear rightabout variation in the Z of its range of linearity, so the size variation of the received signal difference that these two shadows 3A and 3B are produced promptly can be used to detect the degree of color lines skew.
Because tool two row's light emitting device group (LED) 10, send two groups of light so 11 can interlock, when getting to ground paper 2, wired or limit waits for that the mobile situation of survey line bar 5 can cause the tangible difference in reflectivity on the ground paper 2, nature can influence the light signal of reflected back dual purpose sensor 1, light reflected is back to single receiving element 17 receptions through the border 16 of passing through inside is worn, and single receiving element 17 receive signal via staggered receive synchronously and in addition signal handle and can obtain two groups of signal I, II, and the user can utilize switch to switch with the converting analogue circuit, with two group of received signal I as required when using, II is treated to I-II or I+II and detects or survey with frontier inspection with line being used for.
And the present invention is when the line at monitoring utmost point edge, and the light source that can turn off two outsides about each row's light-emitting component to be avoiding running off the edge of ground paper, and can have detectability to the straight line at utmost point edge equally.
In addition, the present invention is for obtaining the reaction that limit or linear light degree change really, and this two rows light-emitting component can be that a row is that blue light another row that arranges in pairs or groups is a gold-tinted with its complementary colours, to capture any colour code really.In addition, this two rows light source also can be for example white, also can be all the LED lamp of homochromy spectrum.
The present invention compared with prior art has following advantage:
1. the sensor zone of intending correction is two residing intervals of light beam, and this zone can be directly visual, so this zone that can detect very clear and definite just.
2. two light beams are made up of the light-emitting component of the complementary wavelength of tool, can avoid causing because the spectrum of line color and polishing light source is close in the existing design phenomenon of detection difficult like this.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
In sum, the present invention is on structural design, use practicality and cost benefit, it is required to meet industry development fully, and the structure that is disclosed also is to have unprecedented innovation structure, have novelty, creativeness, practicality, the regulation that meets relevant patent of invention important document is so mention application in accordance with the law.
Claims (5)
1, a kind of line of following of the purposes of rectifying a deviation is followed the double luminous source structure of limit dual purpose sensor, it is characterized in that, comprising:
The dual purpose sensor, mainly be by two row's light emitting device group (LED) and relevant controlling resistance thereof, the rhombus perforate photochopper that two row's light emitting device group (LED) front ends are provided with is formed the light emitting source of dual purpose sensor, this rhombus perforate photochopper middle section has a rhombus hole, two row's light emitting device group (LED) then respectively are provided with equally spaced several light-emitting components (LED), via the corresponding resistance value size of each light-emitting component of control (LED), can control luminous intensity according to ordering by strong diminuendo or by weak crescendo;
The inboard middle section of dual purpose sensor is tilting a single light splitting piece, light source is reflexed to the dual purpose sensor penetrate after to outer lens and beat the leg-of-mutton shadow signal of being aligned on ground paper;
Owing to be two row's light emitting device group (LED), so the signal that light emitting source sent is staggered emission, and beat the shadow on ground paper and the signal of its luminous intensity, reach the single receiving element that reflected back dual purpose sensor internal end edge is provided with, utilize synchronizing signal to handle and to obtain two groups of signals equally.
2. the line of following of correction purposes according to claim 1 is followed the double luminous source structure of limit dual purpose sensor, it is characterized in that described two row's light emitting device group (LED) can be the collocation with tool complementary effect two spectrum.
3. the line of following of correction purposes according to claim 1 is followed the double luminous source structure of limit dual purpose sensor, it is characterized in that described two row's light emitting device group (LED) can be the light-emitting component of same spectrum.
4. the line of following of correction purposes according to claim 1 is followed the double luminous source structure of limit dual purpose sensor, the line that it is characterized in that described detection is when utmost point edge, can turn off each the row's light-emitting component left and right sides outermost light source avoiding running off the edge of ground paper, and can have the ability of detection to the straight line at utmost point edge equally.
5. the line of following of correction purposes according to claim 1 is followed the double luminous source structure of limit dual purpose sensor, it is characterized in that described two groups of signal I, II can utilize switch to switch in use as required, two group of received signal I, II are treated to I-II or I+II detect or survey with line being used for frontier inspection.
Priority Applications (1)
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CNB2006100909062A CN100513858C (en) | 2006-06-30 | 2006-06-30 | Line-follow and rim-follow double use sensor double rows luminous source structure for correcting error |
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CNB2006100909062A CN100513858C (en) | 2006-06-30 | 2006-06-30 | Line-follow and rim-follow double use sensor double rows luminous source structure for correcting error |
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CN101097045A true CN101097045A (en) | 2008-01-02 |
CN100513858C CN100513858C (en) | 2009-07-15 |
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