CN111090099B - Detection module and detection method of laser ranging sensor assembled by electronic product - Google Patents
Detection module and detection method of laser ranging sensor assembled by electronic product Download PDFInfo
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- CN111090099B CN111090099B CN202010016177.6A CN202010016177A CN111090099B CN 111090099 B CN111090099 B CN 111090099B CN 202010016177 A CN202010016177 A CN 202010016177A CN 111090099 B CN111090099 B CN 111090099B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/497—Means for monitoring or calibrating
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Abstract
The invention discloses a laser ranging sensor detection module and a detection method for electronic product assembly, wherein a horizontal movement mechanism is controlled by computer software to drive a laser ranging sensor to move, a product to be detected fixed on a plane of a mounting seat to be detected is detected, the height difference between two planes of the product to be detected is detected through the movement of the horizontal movement mechanism, then the detected numerical value of the laser ranging sensor is fed back to a computer, a program can automatically record the numerical value in a table, if the test deviation numerical value of the laser ranging sensor is within a deviation allowable range, the laser ranging sensor is judged to be qualified relative to the product to be detected, otherwise, the laser ranging sensor is disqualified, the product scrapping caused in the process of detecting the laser ranging sensor can be saved, meanwhile, the detection time can be saved, the detection flow is simplified, thereby the proper laser ranging sensor is quickly found, the input cost is reduced, the detection efficiency and the result are improved, and the laser ranging sensor has good market application value.
Description
Technical Field
The invention relates to the field of instrument detection, in particular to a detection module and a detection method of a laser ranging sensor assembled by electronic products.
Background
In the current assembly production process of electronic products, it is often necessary to detect the height position of one component, and according to this height position, to assemble another component to the correct position. It may be necessary to check again after the assembly whether the height position relationship (height difference) before the assembly of the components has reached the requirement. When selecting the detected components, a few types of laser ranging sensors are generally initially selected after preliminary theoretical analysis, then experimental comparison is carried out, and finally the most suitable components are selected. The inspection method of the noncontact laser ranging sensor is mainly discussed herein. The most adopted inspection method at present is to directly detect the products produced by batch detection by using a initially selected laser ranging sensor, and simultaneously compare the products by using another approved contact detector (such as a height gauge and the like), so as to confirm whether the measured value of the laser ranging sensor is accurate or not and whether the laser ranging sensor is suitable for the products to be produced or not. On the one hand, the initially selected laser ranging sensor is not suitable for the product to be produced in trial production, and a plurality of defective products can be produced to cause waste; in addition, because the production period is longer, the verification period is prolonged, so that the verification progress of the laser detection sensor is affected; accordingly, the prior art has drawbacks and needs improvement.
Disclosure of Invention
The invention provides a laser ranging sensor detection module assembled by electronic products, which solves the problems.
In order to solve the problems, the technical scheme provided by the invention is as follows:
the laser ranging sensor detection module assembled by the electronic product comprises a product to be detected, a laser ranging sensor and a horizontal movement mechanism; the laser ranging sensor is arranged on the horizontal movement mechanism, the product to be measured is fixed below the laser ranging sensor, the laser ranging sensor is used for detecting the product to be measured, and the horizontal movement mechanism is used for enabling the laser ranging sensor to horizontally move.
Preferably, the product to be measured is in a horizontal state and is fixed on the plane of the mounting seat to be measured.
Preferably, the horizontal movement mechanism is a movement mechanism in which a servo motor drives a screw rod to drive.
Preferably, the single step movement distance of the horizontal movement mechanism can be set to 0.02mm, and different distance values are set according to the surface characteristics to be measured.
Preferably, the bottom of the mounting seat to be tested is provided with a plurality of positioning bolts and a plurality of magnetic ring mounting seats.
Preferably, the surface of the mounting seat to be tested has two surfaces at different positions with a certain height difference
Preferably, the detection method of the laser ranging sensor assembled by the electronic product,
s1, installing a laser ranging sensor on a precise horizontal movement mechanism, and connecting and communicating the laser ranging sensor with a computer;
s2, placing the product to be tested on a horizontal plane;
s3, controlling the horizontal movement mechanism to move through a program by using computer software, and detecting whether the communication of the laser ranging sensor is normal or not by using the software;
s4, the computer records the movement distance and stores the movement value detected by the laser ranging sensor;
s5, the laser ranging sensor detects the height of the product to be detected;
s6, feeding the height detection data back to a computer, and comparing the height detection data with the actually required measurement precision by the computer according to the fluctuation;
s7, analyzing the measured recorded data by a computer, analyzing the acquired data by using tools such as a scatter diagram or a line diagram, and judging the sensitivity and the adaptability of the laser ranging sensor to the product to be measured according to the fluctuation of the data.
Preferably, before step S1, the method further includes step S0, a right verification step, to verify whether the operator has right to activate the control panel; the verification step comprises authentication operation, and the subsequent step is executed after the authentication is judged to pass; when the authentication is judged to be not passed, executing repeated verification of voice reminding; when the repeated verification is still not passed, any one or more than two combination modes of sound alarm, photoelectric alarm and alarm information sending to the background terminal are executed; the authentication operation is any one or more than two of user name, password, fingerprint identification, face recognition and pupil direct combination.
Further, in step S4, the computer records the distance of the movement, and stores the value of the movement detected by the laser ranging sensor;
s41, carrying out laser detection on a product to be detected, fixing the product to be detected on a plane of a mounting seat to be detected, and setting software program parameters in a qualified receiving range of the product to be detected;
step S42, the program of the control computer is opened, the computer controls the horizontal movement mechanism to move a specified tiny distance in one direction, the recorded value of the laser sensor to be measured is recorded, then the horizontal movement mechanism is continuously controlled to move a specified tiny distance in one direction, then a group of data is recorded, and the process is repeated until the set times. The program automatically records the values in a table;
step S43, detecting the height of a product to be detected; the method comprises the steps of running computer software, controlling a horizontal movement mechanism to drive a laser ranging sensor to intermittently move along an X axis or a Y axis, detecting fluctuation of primary movement, displaying and recording the fluctuation as a first group of experimental test values in the computer software, wherein a qualified value is set as N, and an unqualified value is set as N1.
Further, in step S7, the computer analyzes the measured recording data, analyzes the obtained data by means of a scatter diagram or a line diagram, and determines the sensitivity and adaptability of the laser ranging sensor to the product to be measured according to the fluctuation of the data;
the specific steps include step S71, the laser ranging sensor is a beam of laser emitted by a built-in laser generator, the laser is transmitted to the surface of an object to be measured to generate reflection, a part of the reflected light enters a receiver of the sensor, and the receiver obtains the distance between the object to be measured and the laser through triangular calculation according to the received position, so that the ranging purpose is achieved.
Step S72, a computer controls a horizontal movement mechanism to move leftwards, the surface of a product to be tested is not absolutely flat, after the surface is amplified, the surface can show the uneven condition, and the change of a distance value obtained by measuring the product by horizontally translating a tiny distance each time is used for simulating the test effect of different products to be tested; step S73, fine adjustment movement of the laser ranging sensor is controlled through setting of a computer program, the rising position of the tiny fluctuation of the product to be detected and the falling position of the tiny fluctuation are detected, and the fluctuation rising and falling of the laser ranging sensor are changed through fine adjustment movement distance.
Step S74, the actual precision requirement set in the computer program is 0.02mm, the fluctuation range value reaches 0.03mm through analysis of the data fed back by the computer program, the precision of the measurement fluctuation is greater than the standard measurement fluctuation, and the laser ranging sensor is considered to be unsuitable for the product; and the background computer gives the OK/NG result.
Step S75, detecting peak tops and valley bottoms of the product to be detected through a computer, and controlling a horizontal movement mechanism to realize tiny position movement through the computer so as to rapidly test the adaptability of laser to the surface of the product to be detected;
step S76, wherein the computer compares the detected fluctuation with the set fluctuation range, and in step A74, if the fluctuation detection result is OK, the laser ranging sensor is indicated to be suitable for the product, the result is fed back to the computer system for retention, if the fluctuation detection record is NG2, the laser ranging sensor is indicated to be unsuitable for the product, the laser detection sensor is eliminated, and the proper laser detection sensor is continuously detected.
Compared with the prior art, the method has the advantages that the horizontal movement mechanism is controlled by computer software to drive the laser ranging sensor to move, the product to be detected fixed on the plane of the mounting seat to be detected is detected, the height difference between the two planes of the product to be detected is detected through the movement of the horizontal movement mechanism, then the numerical value detected by the laser ranging sensor is fed back to the computer, meanwhile, the computer controls the horizontal movement mechanism to move a specified micro distance in one direction, then a group of data is recorded, the process is repeated until the number of times of movement set by the software is reached, the program automatically records the numerical value in a table, the recorded numerical value is compared with the set standard value, if the testing deviation numerical value of the laser ranging sensor is within the allowable deviation range, the laser ranging sensor is judged to be qualified relative to the product to be detected, if the testing deviation numerical value of the laser ranging sensor is outside the allowable deviation range, the laser ranging sensor is judged to be unqualified relative to the product to be detected, the product to be detected is judged to be scrapped, and the product to be detected is NG, meanwhile, the time for testing the laser ranging sensor is simplified, the time caused in the process of testing the laser ranging sensor is checked, the process is shortened, the testing process is improved, the cost is high, the market is suitable, and the application cost is reduced.
Drawings
For a clearer description of an embodiment or of a technical solution in the prior art, the drawings used in the description of the embodiment or of the prior art will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of an actual test of the present invention;
FIG. 2 is a schematic diagram of the inspection method of the present invention;
the legend above shows: a product 1 to be tested; a laser ranging sensor 2; a horizontal movement mechanism 3.
Detailed Description
In order that the invention may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "fixed," "integrally formed," "left," "right," and the like are used herein for descriptive purposes only and in the drawings like elements are identified by the same reference numerals.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1 to 2, the overall structure of the present invention is schematically shown:
the embodiment 1, a detection module of a laser ranging sensor 2 assembled by an electronic product, comprises a product 1 to be detected, the laser ranging sensor 2 and a horizontal movement mechanism 3; the laser ranging sensor is arranged on the horizontal movement mechanism 3, the product 1 to be measured is fixed below the laser ranging sensor, the laser ranging sensor is used for detecting the product 1 to be measured, and the horizontal movement mechanism 3 is used for enabling the laser ranging sensor 2 to horizontally move.
In example 2, the product 1 to be tested is in a horizontal state and is fixed on the plane of the mounting seat to be tested on the basis of example 1.
Embodiment 3, on the basis of embodiment 1, horizontal movement mechanism 3 is a servo motor driving screw rod driven movement mechanism, and the mechanism that can realize accurate horizontal movement in the prior art can all be used, and the customer can adjust and select by oneself according to own demand, does not make other redundant description again.
In embodiment 4, on the basis of embodiment 1, the single-step movement distance of the horizontal movement mechanism 3 may be set to 0.02mm, and different distance values may be set according to the surface features to be measured, so that the laser ranging sensor 2 with different height differences may be flexibly selected according to the actual situation of the site and the laser precision, that is, the height differences in the computer software data may be adjusted to 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm, and 0.6-2mm, and the specific height differences may be flexibly selected according to the laser source precision of the customer, so that other details are not repeated.
In embodiment 5, on the basis of embodiment 1, a plurality of positioning bolts and a plurality of magnetic ring mounting seats are arranged at the bottom of the mounting seat of the to-be-tested device 22.
In embodiment 6, on the basis of embodiment 1, the surface of the mounting seat to be tested has two surfaces at different positions, and a certain height difference exists.
In the embodiment 7, as shown in fig. 2, S1, a laser ranging sensor 2 is installed on a precise horizontal movement mechanism 3, and the laser ranging sensor 2 is connected and communicated with a computer;
s2, placing the product 1 to be tested on a horizontal plane;
s3, controlling the horizontal movement mechanism 3 to move through a program by using computer software, and detecting whether the software laser ranging sensor 2 is normally communicated;
s4, the computer records the movement distance and stores the movement value detected by the laser ranging sensor 2;
s5, the laser ranging sensor 2 detects the height of the product 1 to be detected;
s6, feeding the height detection data back to a computer, and comparing the height detection data with the actually required measurement precision by the computer according to the fluctuation;
s7, analyzing the measured recorded data by a computer, analyzing the obtained data by using tools such as a scatter diagram or a line diagram, and judging the sensitivity and adaptability of the laser to the product 1 to be tested according to the fluctuation of the data.
Embodiment 8, before step S1, further comprising step S0, a right verification step to verify whether the operator has the right to activate the control panel; the verification step comprises authentication operation, and the subsequent step is executed after the authentication is judged to pass; when the authentication is judged to be not passed, executing repeated verification of voice reminding; when the repeated verification is still not passed, any one or more than two combination modes of sound alarm, photoelectric alarm and alarm information sending to the background terminal are executed; the authentication operation is any one or more than two of user name, password, fingerprint identification, face recognition and pupil direct combination.
Embodiment 9, based on embodiment 7, in step S4, the computer records the distance of the movement, and saves the value of the movement detected by the laser ranging sensor 2;
s41, carrying out laser detection on a product 1 to be detected, fixing the product 1 to be detected on a plane of a mounting seat to be detected, and setting software program parameters in a qualified receiving range of the product 1 to be detected;
step S42, the program of the control computer is opened, the computer controls the horizontal movement mechanism 3 to move a specified tiny distance in one direction, the recorded value of the laser sensor to be measured is recorded, then the horizontal movement mechanism 3 is continuously controlled to move a specified tiny distance in one direction, then a group of data is recorded, and the process is repeated until the set times. The program automatically records the values in a table;
step S43, detecting the height of a product to be detected; namely, computer software is run, the horizontal movement mechanism 3 is controlled to drive the laser ranging sensor 2 to intermittently move along the X axis or the Y axis, the fluctuation of the primary movement is detected, and the fluctuation is displayed and recorded as a first group of experimental test values in the computer software, wherein the qualification value is set as N, and the disqualification value is set as N1.
In embodiment 10, based on embodiment 7, in step S7, the computer analyzes the measured recorded data, analyzes the obtained data by means of a scatter diagram or a line diagram, and determines the sensitivity and adaptability of the laser to the product 1 to be measured according to the fluctuation of the data;
the specific steps include step S71, the laser ranging sensor 2 is a beam of laser emitted by a built-in laser generator, the laser is transmitted to the surface of the object to be measured to generate reflection, a part of the reflected light enters a receiver of the sensor, and the receiver obtains the distance between the object to be measured and the laser through triangular calculation according to the received position, so as to achieve the purpose of ranging.
Step S72, a computer controls the horizontal movement mechanism 3 to move leftwards, the surface of the product 1 to be tested is not absolutely flat, after the amplification, the surface can show the uneven condition, and the change of the distance value obtained by measuring the product by horizontally translating a tiny distance each time is used for simulating the test effect of different products 1 to be tested;
step S73, the fine adjustment movement of the laser ranging sensor 2 is controlled by the setting of the computer program, the rising position of the micro fluctuation and the falling position of the micro fluctuation of the product 1 to be measured are detected, and the rising and falling of the laser ranging sensor 2 to the fluctuation are changed by the fine adjustment movement distance.
Step S74, the actual precision requirement set in the computer program is 0.02mm, the fluctuation range value reaches 0.03mm through analysis of the data fed back by the computer program, the precision of the measurement fluctuation is larger than the standard measurement fluctuation, and the laser ranging sensor 2 is considered to be not suitable for the product; and the background computer gives the OK/NG result.
Step S75, detecting the peak top and the valley bottom of the product 1 to be detected through a computer, and controlling the horizontal movement mechanism 3 to realize tiny position movement through the computer so as to rapidly check the adaptability of the laser to the surface of the product 1 to be detected;
step S76, wherein the computer compares the detected fluctuation with the set fluctuation range, and in step a74, if the detected fluctuation is OK, the result is fed back to the computer system for retention, and if the detected fluctuation is NG2, the laser ranging sensor 2 is not suitable for the product, the laser detection sensor is eliminated, and the detection of the suitable laser detection sensor is continued.
Compared with the prior art, the method has the advantages that the horizontal movement mechanism is controlled by computer software to drive the laser ranging sensor to move, the product to be detected fixed on the plane of the mounting seat to be detected is detected, the height difference between the two planes of the product to be detected is detected through the movement of the horizontal movement mechanism, then the numerical value detected by the laser ranging sensor is fed back to the computer, meanwhile, the computer controls the horizontal movement mechanism to move a specified micro distance in one direction, then a group of data is recorded, the process is repeated until the number of times of movement set by the software is reached, the program automatically records the numerical value in a table, the recorded numerical value is compared with the set standard value, if the testing deviation numerical value of the laser ranging sensor is within the allowable deviation range, the laser ranging sensor is judged to be qualified relative to the product to be detected, if the testing deviation numerical value of the laser ranging sensor is outside the allowable deviation range, the laser ranging sensor is judged to be unqualified relative to the product to be detected, the product to be detected is judged to be scrapped, and the product to be detected is NG, meanwhile, the time for testing the laser ranging sensor is simplified, the time caused in the process of testing the laser ranging sensor is checked, the process is shortened, the testing process is improved, the cost is high, the market is suitable, and the application cost is reduced.
The above-described features are continuously combined with each other to form various embodiments not listed above, and are regarded as the scope of the present invention described in the specification; and, it will be apparent to those skilled in the art from this disclosure that modifications and variations can be made without departing from the scope of the invention defined in the appended claims.
Claims (1)
1. The detection method of the laser ranging sensor assembled by the electronic product is characterized in that the detection module of the laser ranging sensor assembled by the electronic product comprises a product to be detected, a laser ranging sensor and a horizontal movement mechanism; the laser ranging sensor is arranged on the horizontal movement mechanism, the product to be measured is fixed below the laser ranging sensor, the laser ranging sensor is used for detecting the product to be measured, and the horizontal movement mechanism is used for enabling the laser ranging sensor to horizontally move;
the product to be tested is in a horizontal state and is fixed on the plane of the mounting seat to be tested;
the horizontal movement mechanism is a movement mechanism for driving a screw rod to drive by a servo motor;
the single-step movement distance of the horizontal movement mechanism is set to be 0.02mm, and different distance values are set according to the surface characteristics to be measured;
the bottom of the mounting seat to be tested is provided with a plurality of positioning bolts and a plurality of magnetic ring mounting seats;
the surface of the mounting seat to be tested is provided with two surfaces at different positions, and a certain height difference exists;
the detection method of the laser ranging sensor assembled by the electronic product;
s1, installing a laser ranging sensor on a precise horizontal movement mechanism, and connecting and communicating the laser ranging sensor with a computer;
s2, placing the product to be tested on a horizontal plane;
s3, controlling the horizontal movement mechanism to move through a program by using computer software, and detecting whether the communication of the laser ranging sensor is normal or not by using the software;
s4, the computer records the movement distance and stores the movement value detected by the laser ranging sensor;
s5, the laser ranging sensor detects the height of the product to be detected;
s6, feeding the height detection data back to a computer, and comparing the height detection data with the actually required measurement precision by the computer according to the fluctuation;
s7, analyzing the measured recorded data by a computer, analyzing the acquired data by using a scatter diagram or a line diagram tool, and judging the sensitivity and adaptability of the laser ranging sensor to the product to be measured according to the fluctuation of the data;
before the step S1, a step S0 is further included, and a right verification step is further included to verify whether the operator has the right to start the control panel; the verification step comprises authentication operation, and the subsequent step is executed after the authentication is judged to pass; when the authentication is judged to be not passed, executing repeated verification of voice reminding; when the repeated verification is still not passed, any one or more than two combination modes of sound alarm, photoelectric alarm and alarm information sending to the background terminal are executed; the authentication operation is any one or more than two combination modes of user name, password, fingerprint identification, face recognition and pupil direct;
in step S4, the computer records the distance of the movement and stores the value of the movement detected by the laser ranging sensor;
s41, carrying out laser detection on a product to be detected, fixing the product to be detected on a plane of a mounting seat to be detected, and setting software program parameters in a qualified receiving range of the product to be detected;
step S42, opening a program of a control computer, controlling the horizontal movement mechanism to move a specified micro distance in one direction by the computer, recording the recorded numerical value of the laser ranging sensor, continuously controlling the horizontal movement mechanism to continuously move the specified micro distance in one direction, recording a group of data, and repeating the steps until the set times are reached;
the program automatically records the values in a table;
step S43, detecting the height of a product to be detected; running computer software, controlling a horizontal movement mechanism to drive a laser ranging sensor to intermittently move along an X axis or a Y axis, detecting the fluctuation of primary movement, and displaying and recording the fluctuation as a first group of experimental test values in the computer software, wherein a qualified value is set as N, and an unqualified value is set as N1;
in step S7, the computer analyzes the measured recorded data, analyzes the obtained data through a scatter diagram or a line drawing tool, and determines the sensitivity and adaptability of the laser ranging sensor to the product to be measured according to the fluctuation of the data;
the specific steps include that step S71, the laser ranging sensor is a beam of laser emitted by a built-in laser generator, the laser is transmitted to the surface of an object to be detected to generate reflection, a part of the reflected light enters a receiver of the sensor, and the receiver obtains the distance between the object to be detected and the laser ranging sensor through triangular calculation according to the received position, so that the ranging purpose is achieved;
step S72, a computer controls a horizontal movement mechanism to move leftwards, the surface of a product to be tested is not absolutely flat, after the surface is amplified, the surface shows the uneven condition, and the change of a distance value obtained by measuring the product is measured by horizontally translating a tiny distance each time, so that the test effect of different products to be tested is simulated;
step S73, controlling fine adjustment movement of the laser ranging sensor through setting of a computer program, detecting the rising position of the tiny fluctuation of a product to be detected and the falling position of the tiny fluctuation, and changing the rising and falling of the laser ranging sensor to the fluctuation through fine adjustment of the movement distance;
step S74, the actual precision requirement set in the computer program is 0.02mm, the fluctuation range value reaches 0.03mm through analysis of the data fed back by the computer program, the precision of the measurement fluctuation is greater than the standard measurement fluctuation, and the laser ranging sensor is considered to be unsuitable for the product; and the background computer gives out OK/NG results;
step S75, detecting peak tops and valley bottoms of the product to be detected through a computer, and controlling a horizontal movement mechanism through the computer to realize tiny position movement so as to rapidly test the adaptability of laser to the surface of the product to be detected;
step S76, wherein the computer compares the detected fluctuation with the set fluctuation range, and in step S74, if the fluctuation detection result is OK, the result is fed back to the computer system for retention, if the fluctuation detection result is NG2, the laser ranging sensor is not suitable for the product, the laser ranging sensor is eliminated, and the detection of the suitable laser ranging sensor is continued.
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| CN115431354B (en) * | 2022-09-05 | 2023-04-11 | 中南林业科技大学 | Intelligent sorting and processing system and method for sunken bamboo strips |
| CN115792480A (en) * | 2022-11-10 | 2023-03-14 | 珠海市运泰利自动化设备有限公司 | Detection method for product loading state |
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