CN210792466U - Automatic control system for printing colors of watermark cartons - Google Patents
Automatic control system for printing colors of watermark cartons Download PDFInfo
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- CN210792466U CN210792466U CN201920839738.5U CN201920839738U CN210792466U CN 210792466 U CN210792466 U CN 210792466U CN 201920839738 U CN201920839738 U CN 201920839738U CN 210792466 U CN210792466 U CN 210792466U
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Abstract
The utility model discloses a watermark carton printing colour automatic control system is through carrying out colour scanning and colour extraction to the printing finished product to carry out the colour tolerance through central controller, obtain the colour correction volume that corresponds, thereby control the colour of printing ink, in addition, still control printing colour from angles such as printing ink viscosity, machine speed, printing pressure. The utility model provides a technical scheme can guarantee that the product colour is qualified from many angle control carton printing colours.
Description
Technical Field
The utility model relates to a carton printing technology field, more specifically the utility model relates to a watermark carton printing colour automatic control system that says so.
Background
The color difference of printing of the watermark carton is ubiquitous in the industry, and particularly, the color difference is strictly required by large customers for making orders. Many carton manufacturers fail to get large orders because of the color difference. Therefore, it is important to control the printing color of the watermark carton.
At present, common methods for controlling color mainly focus on controlling ink, but actually, research finds that factors influencing color difference are many, and a single ink control cannot well control printing color difference.
Therefore, how to control the printing color of the carton in multiple angles is a problem that needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a watermark carton printing colour automatic control system, except controlling carton printing colour from the printing ink colour, still control printing colour from angles such as printing ink viscosity, machine speed, printing pressure, can guarantee that carton printing colour is qualified.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an automatic control system for printing colors of a watermark carton comprises: the central controller is connected with a speed sensor, a PID control module, a scanner, an ink controller, a stirring pump, a first pressure sensor and a second pressure sensor;
the scanner is arranged at the output end of the printing paper box, performs color scanning detection on the printed paper box, and sends an image signal to the central controller, and the central controller calculates the color tolerance of the image signal and the standard pattern sample and obtains a corresponding color correction;
the printing ink controller finishes the correction of the printing color based on the color correction quantity, so that the data extraction, feedback and correction are carried out on the printing carton in real time in the whole printing process until the product color is qualified;
the speed sensor detects the rotating speed of the anilox roller and transmits the rotating speed to the central controller, and the central controller calculates the difference value between the current speed and the target speed of the anilox roller; the PID control module controls the motor rotating speed of the anilox roller based on the difference value;
the central controller controls the stirring speed of the stirring pump;
the first pressure sensor detects working pressure between the anilox roller and the printing plate; the second pressure sensor detects the printing pressure between the printing plate and the paperboard and sends the working pressure and the printing pressure to the central controller; when the central controller detects that the pressure exceeds a preset range, the central controller controls the motor driving module to power off; the motor driving module controls a motor of the anilox roller to work.
Preferably, the method further comprises the following steps: a display module; the display module is connected with the central controller;
the display module compares and displays the image signal and the standard pattern sample.
Preferably, the method further comprises the following steps: a wireless communication module; the wireless communication module is connected with the central controller and used for providing wireless communication.
Preferably, the method further comprises the following steps: and the power supply module is connected with the central controller and used for supplying power.
Preferably, the method further comprises the following steps: and the alarm module is connected with the central controller and sends out an alarm signal when the central controller detects that the pressure exceeds a preset range.
Preferably, the display module includes: and an LED display screen.
Preferably, the alarm module includes: a buzzer.
Can know via foretell technical scheme, compare with prior art, the utility model discloses a watermark carton printing colour automatic control system is through carrying out colour scanning and colour extraction to the printing finished product to carry out the colour tolerance through central controller, obtain the colour correction volume that corresponds, thereby control the colour of printing ink, in addition, still control printing colour from angles such as printing ink viscosity, machine speed, printing pressure.
To sum up, the utility model provides a technical scheme can be from many angle control carton printing colour, guarantees that the product is qualified.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an automatic control system for printing colors of a watermark carton according to the present invention;
fig. 2 is a schematic structural diagram of an automatic control system for printing colors of the watermark carton of the present invention;
fig. 3 is a third schematic structural view of the automatic control system for printing colors of the watermark carton of the present invention;
fig. 4 is a schematic structural diagram of an automatic control system for printing colors of the watermark carton of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached drawing 1, the embodiment of the utility model discloses a watermark carton printing colour automatic control system, include: the central controller is connected with the speed sensor, the PID control module, the scanner, the ink controller, the stirring pump, the first pressure sensor and the second pressure sensor;
the scanner is arranged at the output end of the printing paper box, carries out color scanning detection on the printed paper box and sends an image signal to the central controller, and the central controller calculates the color tolerance of the image signal and the standard pattern sample and obtains a corresponding color correction;
the printing ink controller finishes the correction of the printing color based on the color correction quantity, so that the data extraction, feedback and correction are carried out on the printing carton in real time in the whole printing process until the product color is qualified;
it should be noted here that the time control module, the ink jet speed module, and the ink jet flow control module are respectively disposed inside the ink controller, and the time control module, the ink jet speed module, and the ink jet flow control module are all connected to the central controller, and the above-mentioned technology is the prior art. And (3) correcting parameters such as the ink jet quantity, the ink jet time and the ink jet speed of the corresponding color to ensure that the printed product is consistent with the standard sample in color.
The speed sensor detects the rotating speed of the anilox roller and transmits the rotating speed to the central controller, and the central controller calculates the difference value between the current speed and the target speed of the anilox roller; the PID control module controls the motor rotating speed of the anilox roller based on the difference value;
the printing speed is a very critical point, and for example, there is a large difference between printing colors at 60 sheets/min and 150 sheets/min, so it is very important to keep the printing speed constant during the production process. If the speed is not uniform, it may occur that the cartons in a batch of orders are darker or lighter in color. The utility model discloses a PID closed-loop control carries out accurate regulation and control to the functioning speed of reticulation roller, guarantees that printing speed is even to guarantee that the colour is unanimous.
The central controller controls the stirring speed of the stirring pump;
the viscosity of the ink is also an important factor influencing the color, if the ink is not stirred for a long time, resin in the ink is precipitated, the color of the ink becomes darker once the resin is precipitated, and a stirring pump is added to help control the viscosity of the ink and improve the fluidity of the ink, which is also an important ring for keeping the color consistent.
The first pressure sensor detects working pressure between the anilox roller and the printing plate; the second pressure sensor detects the printing pressure between the printing plate and the paper board and sends the working pressure and the printing pressure to the central controller; when the central controller detects that the pressure exceeds a preset range, the central controller controls the motor driving module to power off; wherein, the motor drive module controls the motor of the anilox roller to work.
In order to achieve the consistent color of the same batch of orders, the printing pressure is also an important factor to be controlled, and the change of the printing color is directly influenced by over-pressure or under-pressure, so that whether the printing pressure is stable needs to be detected in real time in the printing process; if the color deviation exceeds the preset range, stopping the machine for checking so as to avoid overlarge color deviation.
Referring to fig. 2, in order to further optimize the above technical solution, the method further includes: a display module; the display module is connected with the central controller;
the display module compares and displays the image signal and the standard pattern sample, and the color difference between the printed product and the standard sample can be more visually represented through comparison and display.
Referring to fig. 3, in order to further optimize the above technical solution, the method further includes: a wireless communication module; the wireless communication module is connected with the central controller and used for providing wireless communication.
When the staff leaves the post or wants to operate remotely, the remote control can be realized through the wireless communication module.
In order to further optimize the above technical solution, the method further comprises: and the power supply module is connected with the central controller and used for supplying power.
Referring to fig. 4, in order to further optimize the above technical solution, the method further includes: and the alarm module is connected with the central controller, and sends out an alarm signal when the central controller detects that the pressure exceeds a preset range, so that a warning can be sent to a worker, and abnormal conditions can be timely handled.
In order to further optimize the above technical solution, the display module includes: and an LED display screen.
In order to further optimize the above technical solution, the alarm module includes: a buzzer.
The utility model provides a watermark carton printing colour automatic control system through carrying out colour scanning and colour extraction to the printing finished product to carry out the colour tolerance through central controller, obtain the colour correction volume that corresponds, thereby control the colour of printing ink, in addition, still control printing colour from angles such as printing ink viscosity, machine speed, printing pressure, can be from many angle control carton printing colour, guarantee that product colour is qualified.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. An automatic control system for printing colors of a watermark carton is characterized by comprising: the central controller is connected with a speed sensor, a PID control module, a scanner, an ink controller, a stirring pump, a first pressure sensor and a second pressure sensor;
the scanner is arranged at the output end of the printing paper box, performs color scanning detection on the printed paper box, and sends an image signal to the central controller, and the central controller calculates the color tolerance of the image signal and the standard pattern sample and obtains a corresponding color correction;
the printing ink controller finishes the correction of the printing color based on the color correction quantity, so that the data extraction, feedback and correction are carried out on the printing carton in real time in the whole printing process until the product color is qualified;
the speed sensor detects the rotating speed of the anilox roller and transmits the rotating speed to the central controller, and the central controller calculates the difference value between the current speed and the target speed of the anilox roller; the PID control module controls the motor rotating speed of the anilox roller based on the difference value;
the central controller controls the stirring speed of the stirring pump;
the first pressure sensor detects working pressure between the anilox roller and the printing plate; the second pressure sensor detects the printing pressure between the printing plate and the paperboard and sends the working pressure and the printing pressure to the central controller; when the central controller detects that the pressure exceeds a preset range, the central controller controls the motor driving module to power off; the motor driving module controls a motor of the anilox roller to work.
2. The system for automatically controlling the printing color of the watermark carton as claimed in claim 1, further comprising: a display module; the display module is connected with the central controller;
the display module compares and displays the image signal and the standard pattern sample.
3. The system for automatically controlling the printing color of the watermark carton as claimed in claim 1, further comprising: a wireless communication module; the wireless communication module is connected with the central controller and used for providing wireless communication.
4. The system for automatically controlling the printing color of the watermark carton as claimed in claim 1, further comprising: and the power supply module is connected with the central controller and used for supplying power.
5. The system for automatically controlling the printing color of the watermark carton as claimed in claim 1, further comprising: and the alarm module is connected with the central controller and sends out an alarm signal when the central controller detects that the pressure exceeds a preset range.
6. The system of claim 2, wherein the display module comprises: and an LED display screen.
7. The automatic control system for printing colors of watermark cartons as claimed in claim 5, wherein said alarm module comprises: a buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920839738.5U CN210792466U (en) | 2019-06-05 | 2019-06-05 | Automatic control system for printing colors of watermark cartons |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920839738.5U CN210792466U (en) | 2019-06-05 | 2019-06-05 | Automatic control system for printing colors of watermark cartons |
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| CN210792466U true CN210792466U (en) | 2020-06-19 |
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| CN201920839738.5U Active CN210792466U (en) | 2019-06-05 | 2019-06-05 | Automatic control system for printing colors of watermark cartons |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114228337A (en) * | 2022-02-25 | 2022-03-25 | 湖南远大包装科技有限公司 | Packing carton printing machine based on visual identification |
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2019
- 2019-06-05 CN CN201920839738.5U patent/CN210792466U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114228337A (en) * | 2022-02-25 | 2022-03-25 | 湖南远大包装科技有限公司 | Packing carton printing machine based on visual identification |
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