CN113172356B - Light source attenuation detection device for monitoring laser coding machine - Google Patents
Light source attenuation detection device for monitoring laser coding machine Download PDFInfo
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- CN113172356B CN113172356B CN202110455266.5A CN202110455266A CN113172356B CN 113172356 B CN113172356 B CN 113172356B CN 202110455266 A CN202110455266 A CN 202110455266A CN 113172356 B CN113172356 B CN 113172356B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
- B23K26/705—Beam measuring device
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Abstract
The invention discloses a light source attenuation detection device for monitoring a laser coding machine, which comprises a shell, wherein the top of the shell is fixedly connected with an upright post, the side of the upright post is connected with the laser coding machine in a sliding manner, a workbench is arranged below the laser coding machine and fixedly connected with the shell, the top of the workbench is fixedly connected with a working area, a clamping groove is formed in the workbench, a light sensor is arranged in the clamping groove, and a light inlet hole is formed in the light sensor. The laser detection device can be installed on site, can perform online monitoring, can obtain a judgment standard through calibration, can obtain an actual laser power setting value through communication with the laser coding machine, can perform normalization processing, performs online measurement and statistics on the power value performed by each work once by the laser detection device, and can draw an attenuation curve and judge and compare an attenuation threshold value according to statistical data.
Description
Technical Field
The invention relates to the field of laser coding machines, in particular to a light source attenuation detection device for monitoring a laser coding machine and a monitoring method thereof.
Background
The laser used by the laser coding machine has the characteristic of attenuation after being used for a long time, so that the problem that marking (coding) is unclear or even has no printing trace is caused, and the key for solving the field problem is that the laser power and the attenuation can be monitored on line.
The power of the laser can be measured by a laser power meter, and the actual value is compared with the factory standard power to obtain the attenuation, but the laser power meter is expensive and is not suitable for on-line monitoring.
Therefore, it is necessary to provide a light source attenuation detecting device for monitoring a laser marker to solve the above problems.
Disclosure of Invention
The invention aims to provide a light source attenuation detection device for monitoring a laser coding machine, which can be installed on site through a clamping groove and can carry out online monitoring, a judgment standard can be obtained through calibration, an actual laser power setting value can be obtained through communication with the laser coding machine, so that normalization processing can be carried out, a laser detector carries out online measurement and statistics on the power value carried out in each work, an attenuation curve can be drawn according to the statistical data, and an attenuation threshold value can be judged and compared, so that the defects in the technology are solved.
In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides a light source decay detection device of monitoring laser coding machine, includes the casing, the top fixedly connected with stand of casing, the avris sliding connection of stand has laser coding machine, laser coding machine's below is provided with the workstation, workstation and casing fixed connection, the top fixedly connected with workspace of workstation, the draw-in groove has been seted up to the inside of workstation, the internally mounted of draw-in groove has optical line sensors, and optical line sensors's inside has been seted up into the unthreaded hole, optical line sensors's avris fixedly connected with electric wire, the top sliding connection of workstation has control slider, control slider's tip sliding connection has first tightening piece, the spout has been seted up to the inside of first tightening piece, the both sides of first tightening piece all laminate there is the truckle, the tip of truckle rotates and is connected with the second tightening piece, the second tightens the middle part of piece and articulates there is the fixed block, fixed block and workstation fixed connection, fixedly connected with elastic component between two truckles.
Preferably, the light sensor is connected with a workbench in a clamping manner, and the workbench corresponds to the laser coding machine.
Preferably, the control slider and the first piece sliding connection that contracts, first contract piece and truckle are closely laminated, the second contracts the piece and is articulated with the fixed block.
Preferably, the number of the second compact blocks is two, and the two second compact blocks are symmetrically distributed on two sides of the first compact block.
Preferably, the output end of the light sensor is electrically connected with an A/D converter, the output end of the A/D converter is electrically connected with a single chip microcomputer, and the output end of the light sensor is electrically connected with a laser detector.
Preferably, the light inlet of the laser detector is matched with the transmitting end of the laser coding machine, the connecting end of the laser detector is provided with a detection module and a processing module, the detection module is used for detecting whether the light inlet receives laser rays, and the processing module is used for analyzing detection results and making a response program.
Preferably, the output end of the single chip microcomputer is electrically connected with a display, and the display is arranged on the side of the laser coding machine.
A monitoring method for monitoring a light source attenuation detection device of a laser coding machine comprises the following specific steps:
the method comprises the following steps: initial calibration, namely aligning an entrance hole of a laser detector in a laser working area, and performing initial calibration recording according to 100% and 95%. Laser power;
step two: communicating with a laser controller, obtaining laser power setting when the laser controller actually works and the on-time duration of one-time working use of laser, and selecting to aim at an entrance hole of a laser detector to carry out one-time irradiation after printing finished work content during each working;
step three: measuring and counting the detection value of the light sensor and the use time length under the power setting;
step four: and (3) mathematically normalizing the measured value to the measured value under 100% power setting, drawing a time and monitoring value curve inside, judging attenuation when the overall average value curve rapidly slides down, and sending out fault alarm when the measured value is lower than a set threshold value.
In the technical scheme, the invention provides the following technical effects and advantages:
1. the light sensor is placed in the clamping groove, and then the sliding block is controlled in a sliding mode, so that the two second tightening blocks rotate inwards, and are tightly attached to the light sensor, the light sensor is convenient to fix and install, the laser detector is convenient to install on a production line for use, and the light source of the laser coding machine is convenient to detect in real time;
2. the laser coding device comprises a laser detector, a laser encoder, a display, an alarm and a light source, wherein the laser detector is used for detecting the light source of the device in real time, the light source of the device slides down rapidly when the integral average curve is displayed by the display, the attenuation is judged, when the measured value is lower than a certain set threshold value, a fault alarm is sent out by the alarm, and the device fault can be found in time.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings required in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic top view of the worktable according to the present invention;
FIG. 4 is a schematic view of the internal structure of the workbench according to the present invention;
FIG. 5 is a schematic view of a positional relationship between a laser coding machine and a working area according to the present invention;
fig. 6 is a flow chart of the system control of the laser detector of the present invention.
Description of reference numerals:
1. a housing; 2. a column; 3. a laser coding machine; 4. a work table; 5. a working area; 6. a card slot; 7. a light sensor; 8. an electric wire; 9. controlling the sliding block; 10. a first compact block; 11. a chute; 12. a caster wheel; 13. a second compact block; 14. a fixed block; 15. an elastic member; 16. a single chip microcomputer; 17. a laser detector; 18. a display; 19. an alarm.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The invention provides a light source attenuation detection device for monitoring a laser coding machine, which is shown in figures 1-5 and comprises a shell 1, wherein the top of the shell 1 is fixedly connected with an upright post 2, the side of the upright post 2 is slidably connected with a laser coding machine 3, a workbench 4 is arranged below the laser coding machine 3, the workbench 4 is fixedly connected with the shell 1, the top of the workbench 4 is fixedly connected with a working area 5, a clamping groove 6 is formed in the workbench 4, a light sensor 7 is arranged in the clamping groove 6, a light inlet hole is formed in the light sensor 7, an electric wire 8 is fixedly connected to the side of the light sensor 7, the top of the workbench 4 is slidably connected with a control sliding block 9, the end of the control sliding block 9 is slidably connected with a first compact block 10, a sliding groove 11 is formed in the first compact block 10, two sides of the first compact block 10 are both attached with casters 12, the end of each caster 12 is rotatably connected with a second compact block 13, the middle of the second compact block 13 is hinged with a fixed block 14, the fixed block 14 is fixedly connected with the workbench 4, two casters 12 are fixedly connected with a marking machine, and a marking detector 15 can be installed on the laser coding machine, and a marking machine can be installed on a laser packaging detector 17, and a laser packaging machine.
Further, in the above technical scheme, the light sensor 7 is connected with the workbench 4 in a clamping manner, and the workbench 4 corresponds to the laser coding machine 3, so that the light source of the laser coding machine 3 can conveniently enter the light sensor 7.
Further, in the above technical solution, the control slider 9 is slidably connected to the first tightening block 10, the first tightening block 10 is closely attached to the caster 12, and the second tightening block 13 is hinged to the fixed block 14, so as to push the first tightening block 10 and the second tightening block 13 to slide inward.
As shown in fig. 1, 4, 5 and 6: the quantity that the second reduces compact piece 13 sets up to two, two the second reduces compact piece 13 symmetric distribution and avoids taking place the aversion phenomenon at the in-process that uses in the both sides of first reducing compact piece 10, is convenient for fix light sensor 7, avoids taking place the aversion phenomenon at the in-process that uses.
Further, in the above technical solution, the output end of the optical line sensor 7 is electrically connected to an a/D converter, the output end of the a/D converter is electrically connected to a single chip microcomputer 16, and the output end of the optical line sensor 7 is electrically connected to a laser detector 17, so that the laser coding machine 3 and the laser detector 17 can be communicated with each other.
Further, in the above technical solution, the light incident hole of the laser detector 17 is matched with the emitting end of the laser coding machine 3, the connecting end of the laser detector 17 is provided with a detection module and a processing module, the detection module is used for detecting whether the light incident hole receives laser rays, and the processing module is used for analyzing the detection result and making a response program.
Further, in the above technical scheme, the output end electric connection of singlechip 16 has display 18, display 18 sets up in the avris of laser coding machine 3, is convenient for in time observe the weak phenomenon of light source to laser coding machine 3.
A monitoring method for monitoring a light source attenuation detection device of a laser coding machine comprises the following specific steps:
the method comprises the following steps: initial calibration, namely aligning an entrance hole of a laser detector 17 in a laser working area 5, and performing initial calibration recording according to 100% and 95%. Laser power;
step two: communicating with a laser controller, obtaining laser power setting when the laser controller actually works and the light-on duration of one-time working use of laser, and selecting to aim at an incident hole of a laser detector 17 for one-time irradiation after printing finished work content during each working;
step three: measuring and counting the detection value of the light sensor 7 and the use time length under the power setting;
step four: and (3) mathematically normalizing the measured value to the measured value under 100% power setting, drawing a time and monitoring value curve inside, judging attenuation when the overall average value curve rapidly slides down, and sending out fault alarm when the measured value is lower than a set threshold value.
The working principle of the invention is as follows:
referring to the attached drawings 1-6 of the specification, the light sensor 7 is placed in the clamping groove 6, then the control slide block 9 is slid, so that the first tightening block 10 on the side of the control slide block 9 is pushed to slide inwards, the first tightening block 10 drives the trundles 12 on two sides to rotate, and further the second tightening block 13 is pushed to rotate on the fixing block 14, and further the two second tightening blocks 13 are both enabled to rotate inwards, so that the light sensor 7 is tightly attached to the light sensor 7, the light sensor 7 is convenient to fix and install, the laser detector 17 is convenient to install on a production line for use, and the light source of the laser coding machine 3 is convenient to detect in real time;
referring to the attached drawings 1, 3, 4, 5 and 6 of the specification, through initial calibration, an entrance hole of a light sensor 7 is aligned in a laser working area, initial calibration recording is carried out according to 100%,95% laser power output, then a laser coding machine 3 is started, when the laser coding machine works each time and after printing finished work content, once irradiation is carried out on the entrance hole of the light sensor 7, laser power setting and laser on-time duration used in one-time working of a laser controller can be obtained through the light sensor 7, detection values of the light sensor 7 and usage duration under the power setting are measured and counted, measured values are mathematically normalized to measured values under 100% power setting, curves of time and monitoring values are drawn inside, then the curves are displayed through a display 18, when an overall average value curve appears fast gliding, attenuation is judged, and when the measured values are lower than a certain set threshold value, a fault alarm is sent through an alarm 19.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (4)
1. The utility model provides a monitoring laser coding machine's light source decay detection device, includes casing (1), its characterized in that: the top fixedly connected with stand (2) of casing (1), the avris sliding connection of stand (2) beats ink recorder (3), the below of laser coding machine (3) is provided with workstation (4), workstation (4) and casing (1) fixed connection, the top fixedly connected with workspace (5) of workstation (4), draw-in groove (6) have been seted up to the inside of workstation (4), the internally mounted of draw-in groove (6) has light sensor (7), and the inside of light sensor (7) has seted up into the unthreaded hole, the avris fixedly connected with electric wire (8) of light sensor (7), the top sliding connection of workstation (4) has control slider (9), the tip sliding connection of control slider (9) has first reducing piece (10), spout (11) have been seted up to the inside of first reducing piece (10), the both sides of first reducing piece (10) all laminate there is truckle (12), the end rotation of truckle (12) is connected with second elastic piece (13), the middle part of second reducing piece (13) articulates there is truckle (14), fixed block (14) and fixed block (7) fixed block (14), fixed block (15D) fixed block (7) fixed block (15) fixed block, compact converter (12) output end connection electric property, the output end of the A/D converter is electrically connected with a single chip microcomputer (16), the output end of the light sensor (7) is electrically connected with a laser detector (17), an incident hole of the laser detector (17) is matched with the transmitting end of the laser coding machine (3), the connecting end of the laser detector (17) is provided with a detection module and a processing module, the detection module is used for detecting whether the incident hole receives laser rays, the processing module is used for analyzing detection results and making corresponding programs, the output end of the single chip microcomputer (16) is electrically connected with a display (18), and the display (18) is arranged on the side of the laser coding machine (3);
a monitoring method for monitoring a light source attenuation detection device of a laser coding machine comprises the following specific steps:
the method comprises the following steps: initial calibration, namely aligning an entrance hole of a laser detector (17) in a laser working area (5) and carrying out initial calibration recording;
step two: communicating with a laser controller, obtaining laser power setting when the laser controller actually works and the light-on duration of one-time working use of laser, and selecting to aim at an incident hole of a laser detector (17) for one-time irradiation after printing finished work content during each working;
step three: measuring and counting the detection value of the laser detector (17) and the use time under the power setting;
step four: and mathematically normalizing the power measurement value to the measurement value under 100% power setting, drawing a curve of time and power measurement values inside, judging attenuation when the overall average value curve rapidly slides down, and sending out fault alarm when the measurement value is lower than a set threshold value.
2. The device for monitoring the attenuation of the light source of the laser coding machine according to claim 1, wherein: the light sensor (7) is connected with the workbench (4) in a clamping manner, and the workbench (4) corresponds to the laser coding machine (3).
3. The device for monitoring the attenuation of the light source of the laser coding machine according to claim 1, wherein: the control slide block (9) is connected with the first tightening block (10) in a sliding mode, the first tightening block (10) is tightly attached to the caster (12), and the second tightening block (13) is hinged to the fixing block (14).
4. The device for monitoring the attenuation of the light source of the laser coding machine according to claim 1, wherein: the number of the second compact blocks (13) is two, and the two second compact blocks (13) are symmetrically distributed on two sides of the first compact block (10).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110455266.5A CN113172356B (en) | 2021-04-26 | 2021-04-26 | Light source attenuation detection device for monitoring laser coding machine |
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| CN202110455266.5A CN113172356B (en) | 2021-04-26 | 2021-04-26 | Light source attenuation detection device for monitoring laser coding machine |
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| CN113172356B true CN113172356B (en) | 2022-11-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104167660B (en) * | 2014-08-07 | 2017-04-26 | 华中科技大学 | Control method and system of laser set |
| CN204449628U (en) * | 2014-12-29 | 2015-07-08 | 大族激光科技产业集团股份有限公司 | Laser power on-Line Monitor Device and laser process equipment |
| CN206573214U (en) * | 2017-03-07 | 2017-10-20 | 温州市质量技术监督检测院 | The laser parameter multichannel measuring apparatus of carbon dioxide laser |
| US20190134748A1 (en) * | 2017-11-09 | 2019-05-09 | General Electric Company | Optic train monitoring for additive manufacturing |
| CN109926856A (en) * | 2019-04-19 | 2019-06-25 | 湖北玺望建设有限公司 | Building pipe cutting holds fixture and application method tightly with auxiliary |
| CN210451390U (en) * | 2019-07-08 | 2020-05-05 | 常州市宝德电器科技有限公司 | Laser coding machine with auxiliary positioning assembly |
| CN211539930U (en) * | 2019-08-27 | 2020-09-22 | 佛山市联动科技股份有限公司 | Laser power detection module and mechanism for marking machine |
| CN210664764U (en) * | 2019-11-22 | 2020-06-02 | 江苏锐通激光科技有限公司 | High-precision laser power sampling and measuring device |
| CN111975234A (en) * | 2020-08-28 | 2020-11-24 | 无锡天隆光电科技有限公司 | Power self-calibration system for laser equipment |
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