CN112432598A - Glass size on-line grating detection method - Google Patents
Glass size on-line grating detection method Download PDFInfo
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- CN112432598A CN112432598A CN202011239996.3A CN202011239996A CN112432598A CN 112432598 A CN112432598 A CN 112432598A CN 202011239996 A CN202011239996 A CN 202011239996A CN 112432598 A CN112432598 A CN 112432598A
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- glass
- value
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- emitter
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/026—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring distance between sensor and object
Abstract
The invention provides a glass size on-line grating detection method, which comprises the following steps: the controller controls and starts the emitter, the emitter emits a plurality of rows of light beams downwards, when no glass passes through between the emitter and the receiver, the plurality of light beams emitted by the emitter are received by the receiver, and the controller obtains the conclusion that no glass exists; when glass passes between the emitter and the receiver, the area with the glass blocks the light beam of the emitter, so that the receiver in the area cannot receive the light beam; the distance from the zero value to the first edge of the glass is N1, the distance from the zero value to the second edge of the glass is N2, and the difference between N2 and N1 is the width X1 of the actual glass; comparing the X1 value with the X value, and if the X1 value is larger than the X value, the controller obtains the conclusion that the glass is not qualified; if the X1 value is smaller than the X value, the controller obtains the conclusion that the glass is unqualified; if the X1 value is within the X value, the controller concludes that the glass is acceptable.
Description
Technical Field
The invention belongs to the technical field of machinery, relates to a glass processing detection system, and particularly relates to an online grating detection method for glass size.
Background
In the prior art, the produced glass is conveyed to the next process step by a conveyor belt. The produced glass has the condition of nonstandard size or breakage, so that unqualified glass needs to be sorted out, and once the glass with abnormal size or breakage flows into the next process, the operation failure of the following equipment can be caused.
At present, manual sorting is adopted, but the following defects exist:
1. the manual operation error is large, and all defective glass cannot be sorted out in time;
2. the labor for occupying the workers is large, the working time for occupying the workers is long, the working efficiency is low, and the resource waste is caused;
3. the labor cost of glass production is increased.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a glass size online grating detection method which realizes automatic and accurate glass standard identification through scanning operation of a glass outline formed by receiving or blocking a light beam.
The purpose of the invention can be realized by the following technical scheme: the glass size on-line grating detection method includes the following steps:
1) the transmitter is arranged above the transmission track, and the receiver is arranged below the transmission track, so that the transmitter and the receiver are vertically aligned and arranged in parallel;
2) setting the light beam at the head end of the emitter in the controller to be zero, the standard width of the glass to be X value, and the standard width error of the glass to be X value△The value of X and the standard length of the glass is the value of Y;
3) the controller controls and starts the emitter, the emitter emits a plurality of rows of light beams downwards, when no glass passes through between the emitter and the receiver, the light beams emitted by the emitter are received by the receiver, and the controller obtains the conclusion that no glass exists;
4) when glass passes between the emitter and the receiver, the area with the glass blocks the light beam of the emitter, so that the receiver in the area cannot receive the light beam; the distance from the zero value to the first edge of the glass is N1, the distance from the zero value to the second edge of the glass is N2, and the difference between N2 and N1 is the width X1 of the actual glass;
5) comparing the X1 value with the X value, and if the X1 value is larger than the X value, the controller obtains the conclusion that the glass is unqualified; if the X1 value is smaller than the X value, the controller obtains the conclusion that the glass is unqualified; if the X1 value is within the X value, the controller concludes that the glass is qualified;
6) the first time when the light beam is blocked by the glass is recorded as M1, the last time from the continuous blocking to the time when the light beam is blocked by the glass is recorded as M2, and the difference between M2 and M1 is the time when the actual glass passes through△M, calculating the length Y1 value of the actual glass according to the transmission speed S of the transmission track;
7) comparing the Y1 value with the Y value, and if the Y1 value is larger than the Y value, the controller obtains the conclusion that the glass is unqualified; if the Y1 value is smaller than the Y value, the controller obtains the conclusion that the glass is unqualified; if the Y1 value is within the Y value, the controller concludes that the glass is qualified;
8) at the time△Within the range of Y1 in M, if at least two unequal X1 values are measured, and the difference value between the two values is△X1 is greater than△And X value, the controller obtains the conclusion that the glass is unqualified. The same piece of glass allows variations in its width within the tolerance, which is very small, but variations in size beyond the tolerance are of broken glass.
In the above glass size on-line grating detection method, the distance between the light beams emitted by the emitter determines the precision of the detection size, and the precision of the detection size reaches 0.3 MM.
In the above glass size on-line grating detection method, the standard width X value and the standard length Y value of the glass are set according to actual production requirements, the X value and the Y value are range values, and the X value and the Y value are adjusted and set before detection.
In the glass size online grating detection method, the controller is connected with the alarm through a circuit, and when the controller obtains a conclusion that the glass is unqualified, the alarm is controlled to send an alarm signal.
In the above method for detecting the glass size on-line grating, the controller is connected with the display through a circuit, the actual parameter value of each piece of glass is displayed and recorded through the display, and the conclusion of each piece of glass is displayed and recorded. Therefore, the online detection and statistics of the glass are facilitated, and the monitoring effect on real-time adjustment of glass production is achieved.
In the above method for detecting the glass size on-line grating, a timer is arranged in the controller, a longest interval time T value is arranged in the controller, and when the controller continuously obtains that the time T1 value of no glass conclusion is greater than the T value, the controller controls the transmitter and the receiver to stop. The condition that the emitter and the receiver are in a no-load state due to no glass passing for too long time is avoided, and resource waste is reduced.
Compared with the prior art, the glass size online grating detection method has the following advantages:
scanning operation of the glass outline is formed by receiving or blocking the light beam, so that automatic qualified identification of the glass size is realized, the labor and labor are saved, and the working efficiency is improved; the identification accuracy is remarkably improved, the missing detection of defective glass is avoided, and safety guarantee is provided for subsequent procedures; and supervision and record are also realized on the glass production line, the qualification rate of the glass is convenient to count, and production adjustment is facilitated.
Drawings
FIG. 1 is a schematic diagram of the detection of the present invention.
In the figure, 1, a transmitter; 2. a receiver; 3. and (3) glass.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in FIG. 1, the glass size on-line grating detection method, the grating device of which comprises a transmitter 1 and a receiver 2, wherein the transmitter 1 and the receiver 2 are both connected with a controller through a circuit, comprises the following steps:
1) the transmitter 1 is arranged above the transmission track, and the receiver 2 is arranged below the transmission track, so that the transmitter 1 and the receiver 2 are vertically aligned and arranged in parallel;
2) setting the light beam at the head end of the emitter 1 as zero value, the standard width of the glass 3 as X value, and the standard width error of the glass 3 as△The value of X, the standard length of the glass 3 is the value of Y;
3) the controller controls and starts the emitter 1, the emitter 1 sends a plurality of rows of light beams downwards, when no glass 3 passes through between the emitter 1 and the receiver 2, the plurality of light beams sent by the emitter 1 are received by the receiver 2, and the controller obtains the conclusion that no glass exists;
4) when glass 3 passes through the space between the emitter 1 and the receiver 2, the area with the glass 3 blocks the light beam of the emitter 1, so that the receiver 2 in the area cannot receive the light beam; the distance from the zero value to the first side of the glass 3 is N1, the distance from the zero value to the second side of the glass 3 is N2, and the difference between N2 and N1 is the width X1 of the actual glass 3;
5) comparing the X1 value with the X value, and if the X1 value is larger than the X value, the controller obtains the conclusion that the glass is unqualified; if the X1 value is smaller than the X value, the controller obtains the conclusion that the glass is unqualified; if the X1 value is within the X value, the controller concludes that the glass is qualified;
6) the first time when the light beam is blocked by the glass 3 is recorded as M1, the last time when the light beam is blocked by the glass 3 after continuous blocking is recorded as M2, and the difference between M2 and M1 is the time when the actual glass 3 passes through△M, calculating the length Y1 value of the actual glass 3 according to the transmission speed S of the transmission track;
7) comparing the Y1 value with the Y value, and if the Y1 value is larger than the Y value, the controller obtains the conclusion that the glass is unqualified; if the Y1 value is smaller than the Y value, the controller obtains the conclusion that the glass is unqualified; if the Y1 value is within the Y value, the controller concludes that the glass is qualified;
8) at the time△Within the range of Y1 in M, if at least two unequal X1 values are measured, and the difference value between the two values is△X1 is greater than△X value, the controller gives that the glass is notAnd (5) qualified conclusion. The same piece of glass 3 is allowed to vary in width within tolerances which are very small, but dimensional variations beyond the tolerances are attributable to broken glass 3.
The distance between the light beams emitted by the emitter 1 determines the precision of the detection size, and the precision of the detection size reaches 0.3 MM.
The standard width X value and the standard length Y value of the glass 3 are set according to actual production requirements, the X value and the Y value are range values, and the X value and the Y value are adjusted and set before detection.
The controller is connected with the alarm through a circuit, and when the controller obtains a conclusion that the glass is unqualified, the alarm is controlled to send an alarm signal.
The controller is connected with the display through a circuit, displays and records the actual parameter value of each piece of glass 3 through the display, and displays and records the conclusion of each piece of glass 3. Therefore, the online detection and statistics of the glass 3 are facilitated, and the production of the glass 3 is regulated in real time.
And setting a timer in the controller, setting a maximum interval time T value in the controller, and when the controller continuously obtains a time T1 value of no glass conclusion, and the controller controls the transmitter 1 and the receiver 2 to stop. The condition that the emitter 1 and the receiver 2 are in a no-load state due to no glass 3 passing for a long time is avoided, and resource waste is reduced.
Compared with the prior art, the glass size online grating detection method has the following advantages:
scanning operation of the outline of the glass 3 is formed by receiving or blocking the light beam, automatic qualified size identification of the glass 3 is realized, labor and labor are saved, and working efficiency is improved; the identification accuracy is remarkably improved, the missing detection of defective glass 3 is avoided, and safety guarantee is provided for the subsequent processes; and supervision and record are also realized on the glass 3 production line, so that the qualification rate of the glass 3 is convenient to count, and production adjustment is facilitated.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Although the transmitter 1 is used more herein; a receiver 2; glass 3, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (6)
1. The glass size on-line grating detection method is characterized in that a grating device comprises a transmitter and a receiver, wherein the transmitter and the receiver are both connected with a controller through a circuit, and the method comprises the following steps:
1) the transmitter is arranged above the transmission track, and the receiver is arranged below the transmission track, so that the transmitter and the receiver are vertically aligned and arranged in parallel;
2) setting a light beam at the head end of the emitter as a zero value in the controller, setting the standard width of the glass as an X value, setting the standard width error of the glass as a delta X value, and setting the standard length of the glass as a Y value;
3) the controller controls and starts the emitter, the emitter emits a plurality of rows of light beams downwards, when no glass passes through between the emitter and the receiver, the light beams emitted by the emitter are received by the receiver, and the controller obtains the conclusion that no glass exists;
4) when glass passes between the emitter and the receiver, the area with the glass blocks the light beam of the emitter, so that the receiver in the area cannot receive the light beam; the distance from the zero value to the first edge of the glass is N1, the distance from the zero value to the second edge of the glass is N2, and the difference between N2 and N1 is the width X1 of the actual glass;
5) comparing the X1 value with the X value, and if the X1 value is larger than the X value, the controller obtains the conclusion that the glass is unqualified; if the X1 value is smaller than the X value, the controller obtains the conclusion that the glass is unqualified; if the X1 value is within the X value, the controller concludes that the glass is qualified;
6) recording the first time when the light beam is blocked by the glass as M1, recording the last time from the continuous blocking to the blocking of the light beam by the glass as M2, wherein the difference value between M2 and M1 is the time delta M when the actual glass passes through, and calculating the length Y1 value of the actual glass according to the transmission speed S of the transmission track;
7) comparing the Y1 value with the Y value, and if the Y1 value is larger than the Y value, the controller obtains the conclusion that the glass is unqualified; if the Y1 value is smaller than the Y value, the controller obtains the conclusion that the glass is unqualified; if the Y1 value is within the Y value, the controller concludes that the glass is qualified;
8) and in the range of Y1 values in the time delta M, if at least two unequal X1 values are measured, and the difference delta X1 between the two values is larger than the delta X value, the controller obtains the conclusion that the glass is unqualified.
2. The method of claim 1, wherein the spacing between the beams from the emitters determines the accuracy of the dimension to be measured, which is up to 0.3 MM.
3. The method for detecting the glass size on-line grating as claimed in claim 1, wherein a standard width X value and a standard length Y value of the glass are set according to actual production requirements, the X value and the Y value are range values, and the X value and the Y value are adjusted and set before detection.
4. The method for detecting the glass size on-line grating as claimed in claim 1, wherein the controller is connected with an alarm through a circuit, and when the controller concludes that the glass is not qualified, the alarm is controlled to send out an alarm signal.
5. The method for detecting the glass size on-line grating as claimed in claim 1, wherein the controller is electrically connected with a display, the display displays and records the actual parameter value of each piece of glass, and displays and records the conclusion of each piece of glass.
6. The method for on-line grating detection of glass size as claimed in claim 1, wherein a timer is set in the controller, a maximum interval time T value is set in the controller, and when the controller continues to find that the time T1 value of no glass conclusion is greater than the T value, the controller controls the transmitter and the receiver to stop.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020207478585 | 2020-05-08 | ||
| CN202020747858 | 2020-05-08 |
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| Publication Number | Publication Date |
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| CN112432598A true CN112432598A (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011239996.3A Pending CN112432598A (en) | 2020-05-08 | 2020-11-09 | Glass size on-line grating detection method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1754081A (en) * | 2003-02-24 | 2006-03-29 | 塞德斯股份公司 | Method for the contactless measurement of an object |
| CN205138431U (en) * | 2015-11-11 | 2016-04-06 | Tcl王牌电器(惠州)有限公司 | Material recognition device and transfer chain of transfer chain |
| CN205981121U (en) * | 2016-08-27 | 2017-02-22 | 锐马（福建）电气制造有限公司 | Box is weighed and cubing integration equipment |
| CN206696202U (en) * | 2017-05-08 | 2017-12-01 | 伊犁正佳特种玻璃有限公司 | A kind of glass plate on-line detecting system of glass fibre reinforced plastic equipment |
| CN108036749A (en) * | 2017-12-01 | 2018-05-15 | 苏州晓创光电科技有限公司 | A kind of dimension measuring device and method |
| CN207502419U (en) * | 2017-10-12 | 2018-06-15 | 郑州旭飞光电科技有限公司 | Glass inspection systems |
-
2020
- 2020-11-09 CN CN202011239996.3A patent/CN112432598A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1754081A (en) * | 2003-02-24 | 2006-03-29 | 塞德斯股份公司 | Method for the contactless measurement of an object |
| CN205138431U (en) * | 2015-11-11 | 2016-04-06 | Tcl王牌电器(惠州)有限公司 | Material recognition device and transfer chain of transfer chain |
| CN205981121U (en) * | 2016-08-27 | 2017-02-22 | 锐马（福建）电气制造有限公司 | Box is weighed and cubing integration equipment |
| CN206696202U (en) * | 2017-05-08 | 2017-12-01 | 伊犁正佳特种玻璃有限公司 | A kind of glass plate on-line detecting system of glass fibre reinforced plastic equipment |
| CN207502419U (en) * | 2017-10-12 | 2018-06-15 | 郑州旭飞光电科技有限公司 | Glass inspection systems |
| CN108036749A (en) * | 2017-12-01 | 2018-05-15 | 苏州晓创光电科技有限公司 | A kind of dimension measuring device and method |
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Application publication date: 20210302 |