CN112623835A - Deviation rectification detection method for double-vertical-line marking material with broken points - Google Patents
Deviation rectification detection method for double-vertical-line marking material with broken points Download PDFInfo
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- CN112623835A CN112623835A CN202110021252.2A CN202110021252A CN112623835A CN 112623835 A CN112623835 A CN 112623835A CN 202110021252 A CN202110021252 A CN 202110021252A CN 112623835 A CN112623835 A CN 112623835A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/032—Controlling transverse register of web
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/0204—Sensing transverse register of web
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/19—Specific article or web
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Abstract
The invention relates to a deviation-correcting detection method for a double-vertical-line material with a broken-point marking line, and belongs to the technical field of cutting. The deviation rectifying detection method comprises the following steps: the method comprises the steps of obtaining feeding information of longitudinal movement of a material, stopping the longitudinal movement of the material in a mode that one color mark sensor detects a breakpoint of one vertical line, obtaining position information of the other vertical line by using transverse displacement of the other color mark sensor, and calculating deviation-correcting information of the material according to the feeding information and the displacement information. The invention can also detect the material offset information under the condition of meeting the detection breakpoint, thereby compressing the processing procedure, improving the efficiency, saving the cost pressure of using a visual system and meeting the use requirement.
Description
Technical Field
The invention relates to a detection method, in particular to a deviation-correcting detection method for a double-vertical-line broken-point marking material, and belongs to the technical field of cutting.
Background
In the fields of current spray painting, photo, wallpaper, paper industry, materials and sample books, a spray painting machine or a photo machine is used for spray painting required pictures on coiled materials. In the field of coil-to-sheet. The redundant parts of the coiled materials need to be cut after the coiled materials are subjected to spray painting. Large rolls of material require cutting rectangles or squares of various sizes. For the sake of production efficiency, it is often to spray a specific mark line on the edge of the picture, and then to use an XY cutter to perform rectification and cutting for each size.
The marking edge of the current spray painting field is fuzzy, and the marking size has the defect of deviation, while the marking identification in the cutting technical field uses an industrial control computer and a CCD camera to perform deviation rectification detection, and has the defects of high cost, low reaction speed and low cutting efficiency.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides the deviation-rectifying detection method for the marking material with the double vertical lines and the broken points, which has the advantages of reasonable and reliable deviation-rectifying detection, convenient operation, high-speed marking line identification, low cost and meeting the requirement on precision.
The technical scheme adopted by the invention for solving the problems is as follows: the deviation rectification detection method of the double-vertical-line broken-point marking material is characterized by comprising the following steps of: the method comprises the following specific steps:
s1: the red light transverse displacement identifies double vertical lines, the red light on the left side stays at the middle point of the vertical lines, the red light on the right side stays at the right side of the edge of the vertical lines, and the edge staying position information is obtained;
s2, the material longitudinally displaces, and after the left red light detects a breakpoint, the material stops displacing to obtain longitudinal displacement information;
and S3, performing lateral displacement on the red light on the right side, acquiring edge position information after detecting the edge of the vertical line, calculating by using a right-angle triangle tan formula to obtain material deviation correction information, and outputting a result.
Preferably, in step S1 of the present invention: the red light is emitted by the color mark sensor, can be transversely displaced and can acquire the position information of the red light,
preferably, in step S1 of the present invention: the color mark sensor is used for detecting the breakpoint of one double vertical line marking of the material, the red light of the color mark sensor stays at the central point of the vertical line marking, and the range of the transverse deviation correction detection is determined along with the thickness of the vertical line marking.
Preferably, the color mark sensor of the invention acquires the position information by linking the motor with the dual color mark sensor bracket.
Preferably, the motor of the present invention is a stepping or servo motor.
Preferably, in step S2 of the present invention: the longitudinal displacement of the material is achieved by means of a feeding device.
Preferably, the color mark sensor of the invention detects the lateral deviation information of the vertical line; the lateral shift color mark sensor detects and calculates the deviation between the position of the current vertical line and the position of the vertical line before the material is fed to obtain lateral shift information.
Preferably, in step S3 of the present invention: the calculation process is as follows:
a 1: step S1 edge stay position information;
a 2: step S3 edge position information;
a: longitudinally correcting the position of the material;
b: step S2 longitudinal displacement information;
a: the material transverse deviation rectifying angle;
a = a1-a2；
tanA = a./b；
A = arctan（tanA）。
compared with the prior art, the invention has the following advantages and effects: the problem of cost of visual system control of an industrial personal computer and a CCD camera is solved, the problem that visual identification cannot adapt to high-speed production is solved, and the same deviation correction precision and faster production efficiency can be achieved only by using two color code sensors and a single chip microcomputer or a PLC controller.
Drawings
FIG. 1 is a schematic diagram of a deviation rectifying calculation process according to an embodiment of the present invention.
FIG. 2 is a schematic view of a spray drawing and a reticle according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of the position of the red light of two color scale sensors in the graticule according to the embodiment of the invention.
In the figure: left red light Z1, right red light Z2.
Detailed Description
The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.
Examples are given.
Referring to fig. 1 to 3, the deviation rectification detection method for the double vertical line with broken point marking material of the embodiment is characterized in that: the method comprises the following specific steps:
and S1, identifying double vertical lines by red light transverse displacement, stopping the left red light Z1 at the middle point of the vertical lines, and stopping the right red light Z2 at the right side of the edge of the vertical lines to obtain edge stopping position information. The red light is emitted by the color mark sensor, can be transversely displaced and can acquire position information of the color mark sensor, and the structure of the red light is represented by a step or servo motor linkage double-color mark sensor bracket, so that the step 101 is realized by the structure and the principle of acquiring the position information is realized.
The left red light Z1 and the right red light Z2 are as shown in FIG. 3, and the right red light Z2 stays close to the edge of the marked line instead of the edge, so that the problem of color scale detection failure caused by fuzzy marked line edges due to the painting precision is avoided.
S2, material longitudinal displacement, and after the left red light Z1 detects a breakpoint, stopping the displacement of the material to acquire longitudinal displacement information, wherein the material longitudinal displacement is realized by a certain feeding device, and as shown in the figure 2, when the left red light Z1 judges the breakpoint of the marking line, the material stops the longitudinal displacement and can acquire the displacement information.
And S3, transversely displacing the red light Z2 on the right side, acquiring edge position information after detecting the edge of the vertical line, calculating by using a right-angle triangle tan formula to obtain material deviation correction information, and outputting a result. Wherein, the calculation process is as follows;
a 1: step S1 edge stay position information;
a 2: step S3 edge position information;
a: longitudinally correcting the position of the material;
b: step S2 longitudinal displacement information;
a: the material transverse deviation rectifying angle;
a = a1-a2；
tanA = a./b；
A = arctan（tanA）。
this embodiment uses the double-colored mark sensor as the detection of rectifying a deviation, and a color code discerns the breakpoint, and a color code discerns the vertical line deviation to calculate the deviation position of cutting the picture.
In the embodiment, the color code identifies the deviation of the vertical line, and the deviation correcting positions in the X direction and the Y direction of the material are calculated by comparing the position deviation of the vertical line identified at the previous time, so that the position error of the identification marking line caused by the fuzzy marking line is avoided.
The embodiment acquires the material feeding amount information, acquires the marking line offset information to calculate the offset information of the material after stopping feeding according to the breakpoint, and outputs the deviation correction information of the material;
in the embodiment, two color code sensors are used as deviation rectifying detection sensors; one color mark sensor is used for detecting a breakpoint of one double-vertical-line marking of the material; the red light of the color mark sensor stays at the central point of the vertical bar marking, and the range of the transverse deviation rectification detection is determined along with the thickness of the vertical bar marking;
the other color code sensor of the embodiment detects the transverse deviation information of the vertical line; the transverse moving color code sensor detects and calculates the deviation between the position of the current vertical line and the position of the vertical line before material feeding to obtain transverse deviation information;
the red light of the transverse moving color mark sensor of the embodiment stays in the vertical bar marked line, and the non-edge parking is realized.
And will be apparent to those skilled in the art from the foregoing description.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an illustration of the structure of the present invention. Equivalent or simple changes in the structure, characteristics and principles of the invention are included in the protection scope of the patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (7)
1. A deviation-rectifying detection method for a double-vertical-line marking material with a broken point is characterized by comprising the following steps: the method comprises the following specific steps:
s1: the red light transverse displacement identifies double vertical lines, the red light on the left side stays at the middle point of the vertical lines, the red light on the right side stays at the right side of the edge of the vertical lines, and the edge staying position information is obtained;
s2: the material is longitudinally displaced, and after the left red light detects a breakpoint, the material stops displacing to obtain longitudinal displacement information;
s3: and (3) performing lateral displacement on the red light on the right side, acquiring edge position information after detecting the edge of the vertical line, calculating by using a right-angle triangle tan formula to obtain material deviation correction information, and outputting a result.
2. The method for detecting the deviation of the double-vertical-line broken-point marking material according to claim 1, which is characterized in that: in the step S1: the red light is emitted by the color mark sensor, can be transversely displaced and can acquire the position information of the red light,
the deviation-rectifying detection method for the double-vertical-line broken-point marking material according to claim 2, characterized in that: in the step S1: the color mark sensor is used for detecting the breakpoint of one double vertical line marking of the material, the red light of the color mark sensor stays at the central point of the vertical line marking, and the range of the transverse deviation correction detection is determined along with the thickness of the vertical line marking.
3. The deviation-rectifying detection method for the double-vertical-line broken-point marking material according to claim 2, characterized in that: the color code sensor acquires position information by linking the double color code sensor bracket through the motor.
4. The deviation-rectifying detection method for the double-vertical-line broken-point marking material according to claim 2, characterized in that: the motor adopts a stepping or servo motor.
5. The method for detecting the deviation of the double-vertical-line broken-point marking material according to claim 1, which is characterized in that: in the step S2: the longitudinal displacement of the material is achieved by means of a feeding device.
6. The deviation-rectifying detection method for the double-vertical-line broken-point marking material according to claim 2, characterized in that: the color code sensor detects the transverse deviation information of the vertical line; the lateral shift color mark sensor detects and calculates the deviation between the position of the current vertical line and the position of the vertical line before the material is fed to obtain lateral shift information.
7. The method for detecting the deviation of the double-vertical-line broken-point marking material according to claim 1, which is characterized in that: in the step S3: the calculation process is as follows:
a 1: step S1 edge stay position information;
a 2: step S3 edge position information;
a: longitudinally correcting the position of the material;
b: step S2 longitudinal displacement information;
a: the material transverse deviation rectifying angle;
A = a1-a2；
tanA = a./b ；
A = arctan（tanA）。
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023103249A1 (en) * | 2021-12-09 | 2023-06-15 | 杭州爱科科技股份有限公司 | Control method of cutting device |
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| JP2006240774A (en) * | 2005-03-01 | 2006-09-14 | Canon Inc | Image forming device, and control method for image forming device |
| WO2012043016A1 (en) * | 2010-09-30 | 2012-04-05 | 富士フイルム株式会社 | Image-forming device and image-forming method |
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