CN112958490A - Defective product tracking system and method on automatic production line - Google Patents
Defective product tracking system and method on automatic production line Download PDFInfo
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- CN112958490A CN112958490A CN202110137095.1A CN202110137095A CN112958490A CN 112958490 A CN112958490 A CN 112958490A CN 202110137095 A CN202110137095 A CN 202110137095A CN 112958490 A CN112958490 A CN 112958490A
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- 230000002950 deficient Effects 0.000 title claims abstract description 137
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000001514 detection method Methods 0.000 claims abstract description 32
- 239000002699 waste material Substances 0.000 claims description 37
- 238000004891 communication Methods 0.000 claims description 16
- 238000007664 blowing Methods 0.000 claims description 5
- 230000008030 elimination Effects 0.000 claims description 2
- 238000003379 elimination reaction Methods 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 239000004744 fabric Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
- B07C5/365—Sorting apparatus characterised by the means used for distribution by means of air using a single separation means
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Abstract
The application discloses defective product tracking system and method on automatic assembly line, when detecting the defective product, then after receiving defective product detected signal through the PLC controller, send the light signal to the lamp area through the pilot lamp controller, because the lamp area is arranged by a plurality of pilot lamp and is constituteed, and lay between the detection position of defective product and the position of wasting discharge on the assembly line, therefore, the pilot lamp of receiving the light signal through the injecing is corresponding with the current motion position of defective product, can make the motion position of light position and defective product on the lamp area synchronous, thereby realize the tracking to the defective product from the detection position to the rejection position through the light process, thereby be convenient for judge the rejection condition.
Description
Technical Field
The application relates to the technical field of assembly line production equipment, in particular to a defective product tracking system and method on an automatic assembly line.
Background
Because the machine of the automatic assembly line production equipment is longer, generally between ten meters and dozens of meters, an operator cannot intuitively know the fault point of the machine when operating the equipment. Particularly, on equipment using a large amount of raw materials, joint rubberized fabric receiving materials are often required to be discharged.
To this, traditional control mode is that the product that has the joint adhesive tape is when detection device is being passed through, sends the signal for the PLC controller by detection device, and the PLC controller outputs the warning prompt tone to at human-computer interface display name of wasting discharge, when the defective products moved to the device of wasting discharge, reject the defective products. However, the control method has the defect that the actual movement position of the defective product cannot be monitored in the process from the receiving of the alarm prompt tone to the rejection of the defective product by the operator, so that the rejection condition cannot be judged. This may cause that, when the waste discharge apparatus malfunctions, a defective product may flow into the next process, causing a significant product quality accident.
Disclosure of Invention
The application provides a defective product tracking system and method on an automatic production line, which are used for solving the technical problem that the actual movement position of a defective product cannot be monitored, so that the waste rejecting condition cannot be judged.
In view of the above, a first aspect of the present application provides a defective product tracking system on an automated production line, including: the LED lamp comprises a PLC (programmable logic controller), an indicator lamp controller and a lamp strip, wherein the PLC is electrically connected with the indicator lamp controller, the indicator lamp controller is electrically connected with the lamp strip, the lamp strip is formed by arranging a plurality of indicator lamps and is arranged between a detection position and a waste discharge position of a defective product on a production line, and the length direction of the lamp strip is consistent with the movement direction of the defective product on the production line;
the PLC is used for receiving a pre-generated defective product detection signal and then sending a light-on signal to the indicator light controller;
the indicating lamp controller is used for sending the light-on signal to the lamp strip after receiving the light-on signal sent by the PLC controller, and is also used for limiting the indicating lamp for receiving the light-on signal to correspond to the current movement position of the defective product so as to realize the synchronization of the light-on position of the lamp strip and the movement position of the defective product.
Preferably, the indicator light controller is further configured to limit the number of indicator lights receiving the light-on signal, so that the light-on length of the light strip is equal to the length of the defective product in the relative movement direction.
Preferably, the detection device is arranged on the detection position, is electrically connected with the PLC, and is used for generating a defective detection signal when the defective product is detected.
Preferably, still include waste discharge device, waste discharge device locates on the position of wasting discharge, and with the PLC controller electricity is connected, is used for when the defective products move to when wasting discharge the position, reject the defective products.
Preferably, the waste discharge device comprises an electromagnetic valve, and an air pump and an air blowing nozzle which are respectively connected with two ends of the electromagnetic valve.
Preferably, the waste discharge device is further configured to generate a rejected signal and send the rejected signal to the PLC controller after the defective products are rejected;
the PLC is also used for sending a light-out signal to the indicator light controller after receiving the rejected signal;
the indicator light controller is further used for sending the light-out signal to the lamp strip after receiving the light-out signal.
Preferably, the indicator light controller comprises an MCU, a power supply module, a download interface, a USB communication interface, a serial communication interface, a relay output module and a direct output pin; the power module is electrically connected with the input end of the MCU, the input end of the MCU is electrically connected with the PLC through the serial port communication interface, the output end of the MCU is electrically connected with the plurality of indicator lamps through the relay output module respectively, the output end of the MCU is electrically connected with the lamp strip through the direct output pins, and the download interface and the USB communication interface are electrically connected with the input end of the MCU.
In a second aspect, the present application further provides a method for tracking defective products on an automated production line, where the method for tracking defective products on an automated production line is applied to the system for tracking defective products on an automated production line, and includes the following steps:
after receiving a pre-generated defective detection signal through a PLC (programmable logic controller), sending a light-on signal to an indicator lamp controller;
after the indicator light controller receives the light-up signal sent by the PLC controller, the light-up signal is sent to a light belt;
and limiting the indicator light for receiving the light-on signal by the indicator light controller to correspond to the current movement position of the defective product so as to realize the synchronization of the light-on position of the light strip and the movement position of the defective product.
Preferably, the step of limiting, by the indicator light controller, the indicator light receiving the light-on signal to correspond to the current movement position of the defective product, so as to synchronize the light-on position of the light strip with the movement position of the defective product further includes:
and limiting the number of the indicating lamps receiving the lighting signals through the indicating lamp controller so as to realize that the lighting length of the lamp strip is equal to the length of the defective products in the relative movement direction.
Preferably, defective products tracker on the automatic assembly line includes the exhaust device, the exhaust device locate on the position of wasting discharge, and with the PLC controller electricity is connected, through the pilot lamp controller is injectd to receive the pilot lamp of light signal with the current motion position of defective products corresponds, in order to realize the light position in lamp area with include after the synchronous step of motion position of defective products:
when the defective products move to the waste discharge position, the defective products are removed through the waste discharge device;
when the defective products are rejected, generating rejected signals through the waste discharge device and sending the rejected signals to the PLC;
after the elimination signal is received by the PLC, a light-out signal is sent to the indicator lamp controller;
and after receiving the light-out signal through the indicator lamp controller, sending the light-out signal to the lamp strip.
According to the technical scheme, the embodiment of the application has the following advantages:
the embodiment of the application provides a defective product tracking system and method on an automatic production line, when a defective product is detected, after a defective product detection signal is received through a PLC (programmable logic controller), a lighting signal is sent to a lamp strip through an indicator lamp controller, because the lamp strip is formed by arranging a plurality of indicator lamps and is arranged between the detection position and the waste discharge position of the defective product on the production line, therefore, the indicator lamps receiving the lighting signal in a limited mode correspond to the current motion position of the defective product, the lighting position on the lamp strip can be synchronous with the motion position of the defective product, tracking of the defective product from the detection position to the removal position is achieved through a lighting process, and the waste removal condition is convenient to judge.
Drawings
Fig. 1 is a schematic structural diagram of a defective product tracking system on an automated production line according to an embodiment of the present disclosure;
FIG. 2 is a schematic diagram of a defective product tracking system in an automated production line according to another embodiment of the present disclosure;
FIG. 3 is a schematic diagram of another exemplary embodiment of a defective product tracking system in an automated production line;
fig. 4 is a schematic structural diagram of a detection apparatus in a defective product tracking system in an automated production line according to another embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of an indicator light controller in a defective product tracking system in an automated production line according to another embodiment of the present application;
fig. 6 is a flowchart of a method for tracking defective products on an automated production line according to an embodiment of the present disclosure.
Detailed Description
In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
For easy understanding, please refer to fig. 1, the present application provides a defective product tracking system on an automated production line, including: the LED lamp strip comprises a PLC (programmable logic controller) 100, an indicator lamp controller 200 and a lamp strip 300, wherein the PLC 100 is electrically connected with the indicator lamp controller 200, the indicator lamp controller 200 is electrically connected with the lamp strip 300, and the lamp strip 300 is formed by arranging a plurality of indicator lamps and is arranged between a detection position and a waste discharge position of a defective product on a production line;
the PLC controller 100 is configured to send a light-on signal to the indicator controller 200 after receiving a pre-generated defective detection signal;
the indicator light controller 200 is configured to send a light-on signal to the light strip 300 after receiving the light-on signal sent by the PLC controller 100, and is further configured to limit the indicator light that receives the light-on signal to correspond to the current motion position of the defective product, so as to synchronize the light-on position of the light strip 300 with the motion position of the defective product.
It should be noted that, in order to make the synchronization effect better, the indicator light controller 200 may obtain the pulse signal of the defective product movement from the PLC controller 100, and control the lighting speed and frequency of the light strip 300 according to the number and frequency of the pulse signal, so as to keep the lighting speed and the product movement speed synchronized.
It can be understood that, when detecting the defective products, then after receiving defective products detected signal through PLC controller 100, send the signal of lighting to lamp area 300 through pilot lamp controller 200, because lamp area 300 is arranged by a plurality of pilot lamp and is constituteed, and lay between the detection position of defective products and the exhaust position on the assembly line, consequently, the pilot lamp of receiving the signal of lighting is corresponding with the current motion position of defective products through the injecing, can make the motion position of the lamp position of lighting on the lamp area 300 synchronous with the defective products, thereby realize the tracking of defective products from the detection position to the rejection position through the process of lighting, thereby be convenient for judge the rejection circumstances.
Further, the indicator light controller 200 is further configured to limit the number of indicator lights receiving the lighting signal, so as to achieve that the lighting length of the light strip 300 is equal to the length of the defective product in the relative movement direction.
It can be understood that the lamp strip 300 is composed of a plurality of indicator lights, in a specific embodiment, the lamp strip 300 is a horse race lamp, the number of the indicator lights matched with the length of the defective products is calculated according to the length of the defective products, and the indicator lights with the number are connected to the same signal source to act together, so that the length of the light on the lamp strip 300 is equal to the length of the defective products in the relative movement direction, and the movement process of the defective products can be observed visually.
The above is a detailed description of an embodiment of a defective product tracking system on an automated production line provided by the present invention, and the following is a detailed description of another embodiment of a defective product tracking system on an automated production line provided by the present invention.
For convenience of understanding, please refer to fig. 2 and fig. 3, the defective product tracking system in the automated production line according to the present embodiment further includes a detecting device 400, wherein the detecting device 400 is disposed at a detecting position and electrically connected to the PLC controller 100, and is configured to generate a defective product detecting signal when a defective product is detected.
It should be noted that the detection apparatus 400 employs an image detection system, as shown in fig. 4, the detection apparatus 400 includes a camera 401, a lens 402, a detection controller and a light source 403, wherein the light source 403 is used for providing illumination for a product on the production line, the camera 401 and the lens 402 are coaxially disposed, the camera 401 is used for acquiring image information of the product, and is further used for transmitting the image information of the product to the detection controller, and the detection controller determines whether the product is a defective product according to the image information of the product, and when the product is determined to be a defective product, outputs an NG signal to the PLC controller 100.
Further, as shown in fig. 2 and 3, the defective product tracking system on the automated production line further includes a waste discharge device 500, wherein the waste discharge device 500 is disposed on the waste discharge position and electrically connected to the PLC controller 100, and is configured to reject the defective product when the defective product moves to the waste discharge position.
Specifically, the waste discharge apparatus 500 includes an electromagnetic valve, and an air pump and an air blowing nozzle respectively connected to both ends of the electromagnetic valve.
It can be understood that the waste discharge device 500 in this embodiment controls the air pump to blow air or stop blowing air through the electromagnetic valve, so that the air blowing nozzle blows air to remove defective products.
Further, the waste discharge device 500 is further configured to generate a rejected signal and send the rejected signal to the PLC controller 100 after the defective products are rejected;
the PLC controller 100 is further configured to send a light-off signal to the indicator light controller 200 after receiving the rejected signal;
the indicator controller 200 is further configured to send a light-off signal to the light strip 300 after receiving the light-off signal.
It can be understood that after the defective products are rejected by the waste discharge device 500, the next new process needs to be entered, so that after the defective products are rejected, the rejected signals are generated and sent to the PLC controller 100, and then the light-off signals are sent to the indicator lamp controller 200 through the PLC controller 100 to control the light strip 300 to turn off the light.
Further, referring to fig. 5, the indicator light controller 200 includes an MCU201, a power module 202, a download interface 203, a USB communication interface 204, a serial communication interface 205, a relay output module 206, and a direct output pin 207; the power module 202 is electrically connected with the input end of the MCU201, the input end of the MCU201 is electrically connected with the PLC controller 100 through the serial port communication interface 205, the output end of the MCU201 is electrically connected with a plurality of indicator lamps through the relay output module 206 respectively, the output end of the MCU201 is electrically connected with the lamp strip 300 through the direct output pin 207, and the download interface 203 and the USB communication interface 204 are electrically connected with the input end of the MCU 201.
It should be noted that the PLC controller 100 in this embodiment is a programmable PLC, and the communication protocol of the serial port communication interface 205 is a MODBUS-RTU communication format. The power module 202 is used for converting the commercial power 220V into DC power to provide the operating voltage for the MCU201 and other components. The download interface 203 is used for providing the program download interface 203 when debugging or burning programs. The USB communication interface 204 is used for connecting with an external computer device and reading data on the PCL controller. The relay output module 206 is used for converting the weak current control switch on the MCU201 into a switching signal of the AC220V to control the plurality of light strips 300. The direct output pin 207 is used for controlling the light strip 300 to control a plurality of indicator light switches for display.
The following is a detailed description of an embodiment of a method for tracking defective products in an automated production line according to the present invention.
For convenience of understanding, please refer to fig. 6, the defective product tracking method in an automated assembly line provided by the present application, which applies the above defective product tracking system in the automated assembly line, includes the following steps:
s101: after receiving a pre-generated defective product detection signal through a PLC (programmable logic controller), sending a light-on signal to an indicator lamp controller;
s102: after receiving a lighting signal sent by the PLC through the indicator lamp controller, sending the lighting signal to the lamp belt;
s103: the indicator light for receiving the light-on signal is limited by the indicator light controller to correspond to the current movement position of the defective product, so that the light-on position of the light strip is synchronous with the movement position of the defective product.
Further, step S103 further includes:
the number of the indicating lamps receiving the lamp lighting signals is limited through the indicating lamp controller, so that the lighting length of the lamp strip is equal to the length of the defective products in the relative movement direction.
Further, defective products tracker on the automatic assembly line includes the exhaust device, and the exhaust device is located on the position of wasting discharge, and is connected with the PLC controller electricity, includes after step S103:
s104: when the defective products move to a waste discharge position, the defective products are removed through a waste discharge device;
s105: when the defective products are removed, a removed signal is generated by the waste discharge device and is sent to the PLC;
s106: after receiving the rejected signal through the PLC controller, sending a light-out signal to the indicator lamp controller;
s107: and after receiving the light-off signal through the indicator lamp controller, sending the light-off signal to the lamp strip.
Further, defective products tracker on the automatic assembly line still includes detection device, and detection device locates on detecting the position, and is connected with the PLC controller electricity, then includes before step S101: whether the product is a defective product or not is detected through the detection device, and when the defective product is detected, a defective product detection signal is generated.
The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (10)
1. The utility model provides a defective products tracker on automatic assembly line which characterized in that includes: the LED lamp comprises a PLC (programmable logic controller), an indicator lamp controller and a lamp strip, wherein the PLC is electrically connected with the indicator lamp controller, the indicator lamp controller is electrically connected with the lamp strip, the lamp strip is formed by arranging a plurality of indicator lamps and is arranged between a detection position and a waste discharge position of a defective product on a production line, and the length direction of the lamp strip is consistent with the movement direction of the defective product on the production line;
the PLC is used for receiving a pre-generated defective product detection signal and then sending a light-on signal to the indicator light controller;
the indicating lamp controller is used for sending the light-on signal to the lamp strip after receiving the light-on signal sent by the PLC controller, and is also used for limiting the indicating lamp for receiving the light-on signal to correspond to the current movement position of the defective product so as to realize the synchronization of the light-on position of the lamp strip and the movement position of the defective product.
2. The system for tracking defective products in an automated production line according to claim 1, wherein the indicator light controller is further configured to limit the number of indicator lights receiving the lighting signal, so as to achieve the lighting length of the light strip equal to the length of the defective products in the relative movement direction.
3. The system for tracking the defective products in an automated production line according to claim 1, further comprising a detecting device disposed at the detecting position and electrically connected to the PLC controller for generating a defective product detecting signal when the defective product is detected.
4. The system for tracking the defective products on the automated production line according to claim 1, further comprising a waste discharge device, wherein the waste discharge device is disposed at the waste discharge position and electrically connected to the PLC controller, for rejecting the defective products when the defective products move to the waste discharge position.
5. The defective product tracking system of claim 4, wherein the waste discharge device comprises an electromagnetic valve, and an air pump and an air blowing nozzle respectively connected to two ends of the electromagnetic valve.
6. The system for tracking the defective products on the automated production line according to claim 4 or 5, wherein the waste discharge device is further configured to generate a rejected signal to be sent to the PLC controller after the defective products are rejected;
the PLC is also used for sending a light-out signal to the indicator light controller after receiving the rejected signal;
the indicator light controller is further used for sending the light-out signal to the lamp strip after receiving the light-out signal.
7. The system for tracking the defective products on the automatic production line according to claim 1, wherein the indicator light controller comprises an MCU, a power module, a download interface, a USB communication interface, a serial communication interface, a relay output module and a direct output pin; the power module is electrically connected with the input end of the MCU, the input end of the MCU is electrically connected with the PLC through the serial port communication interface, the output end of the MCU is electrically connected with the plurality of indicator lamps through the relay output module respectively, the output end of the MCU is electrically connected with the lamp strip through the direct output pins, and the download interface and the USB communication interface are electrically connected with the input end of the MCU.
8. A method for tracking defective products on an automated assembly line, which applies the system for tracking defective products on an automated assembly line as claimed in claim 1, comprising the steps of:
after receiving a pre-generated defective detection signal through a PLC (programmable logic controller), sending a light-on signal to an indicator lamp controller;
after the indicator light controller receives the light-up signal sent by the PLC controller, the light-up signal is sent to a light belt;
and limiting the indicator light for receiving the light-on signal by the indicator light controller to correspond to the current movement position of the defective product so as to realize the synchronization of the light-on position of the light strip and the movement position of the defective product.
9. The method for tracking the defective products on the automated assembly line according to claim 8, wherein the step of limiting the indicator light receiving the light-up signal by the indicator light controller to correspond to the current moving position of the defective product so as to synchronize the light-up position of the light strip with the moving position of the defective product further comprises:
and limiting the number of the indicating lamps receiving the lighting signals through the indicating lamp controller so as to realize that the lighting length of the lamp strip is equal to the length of the defective products in the relative movement direction.
10. The method for tracking the defective products on the automatic assembly line according to claim 8, wherein the system for tracking the defective products on the automatic assembly line comprises a waste discharge device, the waste discharge device is disposed at a waste discharge position and electrically connected to the PLC controller, wherein the indicator lamp that receives the lighting signal is limited by the indicator lamp controller to correspond to the current motion position of the defective products, so that the step of synchronizing the lighting position of the lamp strip with the motion position of the defective products is followed by:
when the defective products move to the waste discharge position, the defective products are removed through the waste discharge device;
when the defective products are rejected, generating rejected signals through the waste discharge device and sending the rejected signals to the PLC;
after the elimination signal is received by the PLC, a light-out signal is sent to the indicator lamp controller;
and after receiving the light-out signal through the indicator lamp controller, sending the light-out signal to the lamp strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110137095.1A CN112958490A (en) | 2021-02-01 | 2021-02-01 | Defective product tracking system and method on automatic production line |
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| CN202110137095.1A CN112958490A (en) | 2021-02-01 | 2021-02-01 | Defective product tracking system and method on automatic production line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977669A (en) * | 2021-12-24 | 2022-01-28 | 杭州百子尖科技股份有限公司 | Automatic machine vision sheet defect eliminating method |
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2021
- 2021-02-01 CN CN202110137095.1A patent/CN112958490A/en active Pending
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| EP1531949A1 (en) * | 2002-07-24 | 2005-05-25 | United Parcel Service Of America, Inc. | Method and apparatus for synchronous semi-automatic parallel sorting |
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| CN113977669A (en) * | 2021-12-24 | 2022-01-28 | 杭州百子尖科技股份有限公司 | Automatic machine vision sheet defect eliminating method |
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