CN113635671A - Intelligent ink presetting method and system - Google Patents
Intelligent ink presetting method and system Download PDFInfo
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- CN113635671A CN113635671A CN202110926199.0A CN202110926199A CN113635671A CN 113635671 A CN113635671 A CN 113635671A CN 202110926199 A CN202110926199 A CN 202110926199A CN 113635671 A CN113635671 A CN 113635671A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F33/00—Indicating, counting, warning, control or safety devices
- B41F33/0009—Central control units
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F33/00—Indicating, counting, warning, control or safety devices
- B41F33/16—Programming systems for automatic control of sequence of operations
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Abstract
The invention discloses an intelligent ink presetting method and system, wherein the method comprises the following steps: the method comprises the steps of obtaining a file to be printed, carrying out image-text distribution analysis on the file to be printed, obtaining an analysis result, obtaining printing ink quantity data of the file to be printed by combining a characteristic density curve of a target printing machine based on the analysis result, generating an ink level information PPF file of the file to be printed according to the printing ink quantity data of the file to be printed, transmitting the ink level information PPF file to a CIP4 ink information interface of the target printing machine so as to determine an ink key opening value of the target printing machine and carrying out ink presetting on the file to be printed. The working efficiency is improved, the labor cost is saved, the working labor intensity is reduced, the quality of printed matters is improved, the waste of printing ink is avoided, the printing ink cost is saved, the starting time of the target printing machine is effectively shortened, and the working efficiency is further improved.
Description
Technical Field
The invention relates to the technical field of intelligent printing, in particular to an intelligent ink presetting method and system.
Background
The current china printing industry, ubiquitous manufacturing cost is high, raw and other materials are extravagant big, the management efficiency is low, the equipment brand is numerous and diverse, it is big to main post personnel dependence, the operation process relies on artificial intelligence degree low, organic problems such as the quality of printed product is difficult to effective assurance cause heavy work load and the great contrast of little thin profit margin, in addition at present whole economic environment is tired soft, open source throttle to the printing manufacturer, improve the management level, reduce each link cost and put forward higher requirement. Therefore, a set of automatic printing process which is complete and clear in process, advanced in technology, standard in management, reliable in quality, simple, rapid and easy to operate provides a whole set of solution for automatic printing for users, helps printing enterprises to solve the main problems faced, simplifies the production and management complexity of printing factories, enables the printing enterprises to thoroughly change the original management and operation modes, gets rid of the restrictions of management, manpower and cost, improves the production efficiency, reduces the waste of loss, obtains more business profits, enables daily business to be converted into a new saving and automation mode from low levels of low efficiency, complexity, low cost and poor controllability, and is a necessary trend and a necessary way for future development of the printing industry and a necessary development direction for improving the operation level and changing the mode of the printing enterprises.
Ink presetting technology is well-established at present, but the application of the ink presetting technology by most printing enterprises is hindered due to special ports and expensive software of printing equipment manufacturers. In order to reduce the threshold of an ink presetting technology and enable most printing enterprises to better apply ink presetting, some ink presetting methods are developed in the prior art, the method mainly comprises the steps of obtaining ink preset data, then generating an ink preset information graph, printing the information graph on paper or displaying the information graph on a screen, and operating an operator according to the displayed information graph.
Disclosure of Invention
Aiming at the problems shown above, the invention provides an intelligent ink presetting method and system to solve the problems of low working efficiency, requirement of one key operation by an operator and high labor intensity in the background art.
An intelligent ink presetting method comprises the following steps:
acquiring a file to be printed, and performing image-text distribution analysis on the file to be printed to acquire an analysis result;
based on the analysis result, obtaining printing ink amount data of the file to be printed by combining a characteristic density curve of the target printing machine;
generating a PPF file of the ink level information of the file to be printed according to the printing ink amount data of the file to be printed;
and transmitting the ink level information PPF file to a CIP4 ink information interface of a target printing machine to determine the ink key opening value of the target printing machine and perform ink presetting on the file to be printed.
Preferably, the acquiring the file to be printed, performing image-text distribution analysis on the file to be printed, and acquiring an analysis result includes:
preprocessing the file to be printed to obtain a preprocessed file to be printed;
performing image-text distribution analysis on the file to be printed to obtain an image-text distribution analysis result, and determining an image area file and a character area file in the file to be printed according to the image-text distribution analysis result;
uploading the image area file to a computer to analyze the color ink required by the image area file and the ink coverage rate of each color ink by using preset printing active color separation image software installed on the computer;
and confirming the color inks required by the character area file, the image area file and the printed image area file and the ink coverage rate of each color ink as the analysis result.
Preferably, before obtaining the printing ink amount data of the document to be printed in combination with the characteristic density curve of the target printing press based on the analysis result, the method further includes:
acquiring a preset ink key value of the target printing machine;
determining the maximum printing area of a target printing machine according to the printing mode of the target printing machine, and averagely dividing the maximum printing area into a plurality of test areas with equal areas;
printing the area where the maximum printing area is located by using the target printing machine based on the preset ink key value, and counting the ink printing percentage of each test area after printing is finished;
and constructing a characteristic density curve of the target printing machine according to the preset ink key value of the target printing machine and the ink printing percentage of each test area.
Preferably, the obtaining of the printing ink amount data of the document to be printed based on the analysis result and the characteristic density curve of the target printing machine includes:
confirming the orientation result and the occupied proportion of the image area file and the character area file on the maximum printing area of the target printing machine;
carrying out adaptive adjustment on the characteristic density curve of the target printing machine according to the orientation result and the occupied proportion to obtain an adjusted characteristic density curve;
respectively determining ink quantity percentages corresponding to the image area file and the character area file according to the adjusted characteristic density curve in combination with the ink needed for printing the image area file, the ink coverage rate of each ink and the character arrangement density in the character area file;
and determining the printing ink amount data of the file to be printed according to the corresponding ink amount percentages of the image area file and the character area file and the preset unit area ink consumption.
Preferably, the generating of the ink level information PPF file of the document to be printed according to the printing ink amount data of the document to be printed includes:
generating an ink preset information graph of the file to be printed according to the printing ink amount data of the file to be printed and the contents corresponding to the image area file and the character area file;
converting the ink preset information graph into a PPF file;
and confirming the converted ink preset information image as an ink level information PPF file of the file to be printed.
Preferably, the transmitting the ink level information PPF file to a CIP4 ink information interface of a target printing machine to determine an ink key opening value of the target printing machine and perform ink presetting on the file to be printed includes:
connecting the target printer through the CIP4 ink information interface;
after the connection between the target printer and the target printer is confirmed, a request for transmitting a file is sent to the target printer, and a feedback instruction of the target printer is received;
transmitting the ink level information PPF file to the target printing machine according to the feedback instruction;
analyzing the ink level information PPF file to obtain an ink jet structure diagram and an ink jet ink quantity diagram of a target printer to-be-printed file;
determining the opening value of the ink key of the target printer according to the ink jet structure diagram and the ink jet ink quantity diagram in combination with the working parameters of the ink key of the target printer;
and presetting ink on the file to be printed by using the ink key of the target printing machine.
Preferably, before the converted ink preset information map is determined as the ink level information PPF file of the file to be printed, the method further comprises:
calculating first preset ink data of the file to be printed according to the initial ink data of the file to be printed and the preset ink percentage;
calculating the working efficiency of the ink key of the target printing machine according to the service life of the target printing machine, the maintenance times and the utilization coefficient;
adjusting the first preset ink data according to the working efficiency of the ink key to obtain second preset ink data;
and importing the second preset ink data into the ink preset information graph in a data form.
Preferably, the method further comprises:
acquiring a printing sample in the process of printing the file to be printed by the target printing machine;
carrying out chroma measurement on the printing sample to obtain a plurality of measurement values;
determining a chromaticity distribution matrix of the file to be printed according to an analysis result of the file to be printed;
substituting the measured values into the chromaticity distribution matrix to determine whether the measured values are the same as a certain matrix factor in the chromaticity distribution matrix, if so, not needing subsequent operation, and otherwise, selecting a target measured value with the minimum value from the obtained measured values;
comparing the target measurement value with a preset chromaticity given value to obtain a comparison result;
if the comparison result is that the target measurement value is greater than or equal to the preset chromaticity given value, determining the chromaticity fluctuation coefficient of the printing sample according to the plurality of measurement values, otherwise, not needing to perform subsequent operation;
confirming whether the chromaticity fluctuation coefficient is within a preset range, if so, confirming that the influence of the color difference of the printing sample is small, otherwise, confirming that the influence of the color difference of the printing sample is large, and generating a characteristic curve adjusting signal of the target printing machine;
acquiring the current ink coverage rate of the printing sample, and determining the standard ink key value of the corresponding target printing machine according to the current ink coverage rate;
calculating the deviation between the current ink key value and the standard ink key value of the target printing machine;
modifying the characteristic density curve of the target printing machine according to the deviation and the standard ink key value to obtain a modified characteristic density curve;
regenerating the modified characteristic density curve into an ink preset information graph of the file to be printed;
and uploading the ink preset information graph to the target printing machine in a PPF format.
Preferably, the method further comprises:
acquiring attribute information of a starting item of the target printing machine;
determining a first description character string corresponding to the attribute information, and screening fuzzy character strings in the first description character string;
removing the fuzzy character strings, and obtaining a second description character string corresponding to the attribute information of the target printing machine after the removal is finished;
carrying out fitness matching on the second description character string and a standard description character string of a starting item pre-stored in a target printing machine to obtain a matching result;
if the matching result is larger than or equal to a preset threshold value, confirming that the starting item of the target printing machine is normal, and if the matching result is smaller than the preset threshold value, confirming that the starting item of the target printing machine is abnormal;
converting the ink level information PPF file into a static link file executed by a target printer, and deleting the static link file from a first starting file of the target printer to obtain a second starting file;
driving a starting item of the target printing machine by using the second starting file, confirming whether the target printing machine can be started, if so, preliminarily judging that the ink level information PPF file configuration is not consistent with the target printing machine actually, otherwise, not needing to perform subsequent operation;
summarizing the fuzzy character strings to obtain the interference information of the abnormal starting of the target printing machine;
confirming whether the interference information is associated with the ink level information PPF file, if so, further confirming that the ink level information PPF file configuration is not in accordance with the target printing machine actually, otherwise, confirming that the target printing machine is in failure, and sending an alarm prompt;
and uploading a prompt that the ink level information PPF file configuration does not conform to the actual target printer to a terminal where a worker is located so that the worker reconfigures the ink level information PPF file.
An intelligent ink preset system, the system comprising:
the analysis module is used for acquiring a file to be printed, performing image-text distribution analysis on the file to be printed and acquiring an analysis result;
the obtaining module is used for obtaining printing ink amount data of a file to be printed by combining a characteristic density curve of a target printing machine based on the analysis result;
the generating module is used for generating a PPF file of the ink level information of the file to be printed according to the printing ink amount data of the file to be printed;
and the determining module is used for transmitting the ink level information PPF file to a CIP4 ink information interface of the target printing machine so as to determine the ink key opening value of the target printing machine and perform ink presetting on the file to be printed.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a flowchart illustrating a method for intelligent ink presetting according to the present invention;
FIG. 2 is another flowchart of the intelligent ink presetting method according to the present invention;
FIG. 3 is a flowchart illustrating another operation of the intelligent ink presetting method according to the present invention;
fig. 4 is a schematic structural diagram of an intelligent ink presetting system provided by the present invention.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
The current china printing industry, ubiquitous manufacturing cost is high, raw and other materials are extravagant big, the management efficiency is low, the equipment brand is numerous and diverse, it is big to main post personnel dependence, the operation process relies on artificial intelligence degree low, organic problems such as the quality of printed product is difficult to effective assurance cause heavy work load and the great contrast of little thin profit margin, in addition at present whole economic environment is tired soft, open source throttle to the printing manufacturer, improve the management level, reduce each link cost and put forward higher requirement. Therefore, a set of automatic printing process which is complete and clear in process, advanced in technology, standard in management, reliable in quality, simple, rapid and easy to operate provides a whole set of solution for automatic printing for users, helps printing enterprises to solve the main problems faced, simplifies the production and management complexity of printing factories, enables the printing enterprises to thoroughly change the original management and operation modes, gets rid of the restrictions of management, manpower and cost, improves the production efficiency, reduces the waste of loss, obtains more business profits, enables daily business to be converted into a new saving and automation mode from low levels of low efficiency, complexity, low cost and poor controllability, and is a necessary trend and a necessary way for future development of the printing industry and a necessary development direction for improving the operation level and changing the mode of the printing enterprises.
Ink presetting technology is well-established at present, but the application of the ink presetting technology by most printing enterprises is hindered due to special ports and expensive software of printing equipment manufacturers. In order to reduce the threshold of an ink presetting technology and enable most printing enterprises to better apply ink presetting, some ink presetting methods are developed in the prior art, the method mainly comprises the steps of obtaining ink preset data, then generating an ink preset information graph, printing the information graph on paper or displaying the information graph on a screen, and operating an operator according to the displayed information graph. In order to solve the above problem, the present embodiment discloses an intelligent ink presetting method.
An intelligent ink presetting method, as shown in fig. 1, comprises the following steps:
s101, acquiring a file to be printed, and performing image-text distribution analysis on the file to be printed to acquire an analysis result;
step S102, obtaining printing ink quantity data of a file to be printed by combining a characteristic density curve of a target printing machine based on the analysis result;
step S103, generating a PPF file of the ink level information of the file to be printed according to the printing ink amount data of the file to be printed;
and step S104, transmitting the ink level information PPF file to a CIP4 ink information interface of the target printing machine so as to determine the ink key opening value of the target printing machine and perform ink presetting on the file to be printed.
The working principle of the technical scheme is as follows: the method comprises the steps of obtaining a file to be printed, carrying out image-text distribution analysis on the file to be printed, obtaining an analysis result, obtaining printing ink quantity data of the file to be printed by combining a characteristic density curve of a target printing machine based on the analysis result, generating an ink level information PPF file of the file to be printed according to the printing ink quantity data of the file to be printed, transmitting the ink level information PPF file to a CIP4 ink information interface of the target printing machine so as to determine an ink key opening value of the target printing machine and carrying out ink presetting on the file to be printed.
The beneficial effects of the above technical scheme are: the PPF file can be directly connected with the printing machine to be uploaded by automatically and intelligently generating the ink level information of the file to be printed, so that the printing machine automatically performs ink presetting on the file to be printed, the working efficiency is improved, the labor cost is saved, the working labor intensity is reduced, the quality of a printed matter is improved, the waste of ink is avoided, the ink cost is saved, the starting time of a target printing machine is effectively shortened, and the working efficiency is further improved. The problem of among the prior art work efficiency very low, need the operation of operating personnel one key, intensity of labour is big is solved.
In an embodiment, as shown in fig. 2, the obtaining a to-be-printed file, performing image-text distribution analysis on the to-be-printed file, and obtaining an analysis result includes:
step S201, preprocessing the file to be printed to obtain a preprocessed file to be printed;
step S202, carrying out image-text distribution analysis on the file to be printed to obtain an image-text distribution analysis result, and determining an image area file and a character area file in the file to be printed according to the image-text distribution analysis result;
step S203, uploading the image area file to a computer to analyze the color ink required by the printing image area file and the ink coverage rate of each color ink by using preset printing active color separation image software installed on the computer;
and step S204, confirming the color ink required by the character area file, the image area file and the printing image area file and the ink coverage rate of each color ink as the analysis result.
The beneficial effects of the above technical scheme are: the content of the file to be printed can be determined more visually and completely by preprocessing the file to be printed, further, the file to be printed can be cut into the text area file and the image area file, the ink coverage rate of the image area file can be detected in a targeted manner during subsequent color ink analysis, the workload is reduced, the accuracy of a detection result is guaranteed, and a foundation is laid for subsequent ink presetting.
In one embodiment, as shown in fig. 3, before obtaining printing ink amount data of a document to be printed in combination with a characteristic density curve of a target printing press based on the analysis result, the method further includes:
step S301, acquiring a preset ink key value of the target printing machine;
step S302, determining the maximum printing area of the target printing machine according to the printing mode of the target printing machine, and averagely dividing the maximum printing area into a plurality of test areas with equal areas;
step S303, printing the area where the maximum printing area is located by using the target printing machine based on the preset ink key value, and counting the ink printing percentage of each test area after printing is finished;
and S304, constructing a characteristic density curve of the target printing machine according to preset ink key values of the target printing machine and the ink printing percentage of each test area.
The beneficial effects of the above technical scheme are: the characteristic density curve of the target printing machine is constructed according to the ink printing percentage of the preset ink key value on the divided area, so that the current characteristic density curve of the target printing machine can be accurately and reasonably constructed according to the working parameters of the ink key of the target printing machine in real time, a foundation is laid for the subsequent ink presetting, the perfect printing of the file to be printed on the target printing machine is guaranteed, and the printing quality is further improved.
In one embodiment, the obtaining of printing ink amount data of a document to be printed based on the analysis result in combination with a characteristic density curve of a target printing press includes:
confirming the orientation result and the occupied proportion of the image area file and the character area file on the maximum printing area of the target printing machine;
carrying out adaptive adjustment on the characteristic density curve of the target printing machine according to the orientation result and the occupied proportion to obtain an adjusted characteristic density curve;
respectively determining ink quantity percentages corresponding to the image area file and the character area file according to the adjusted characteristic density curve in combination with the ink needed for printing the image area file, the ink coverage rate of each ink and the character arrangement density in the character area file;
and determining the printing ink amount data of the file to be printed according to the corresponding ink amount percentages of the image area file and the character area file and the preset unit area ink consumption.
The beneficial effects of the above technical scheme are: the preset ink amount suitable for the to-be-printed object can be determined according to the real-time resolution of the to-be-printed object and the size of a drawing by adjusting the characteristic density curve of the target printing machine, so that the stable operation of ink presetting work on the to-be-printed file is ensured, the utilization of the preset ink amount can be ensured, the situations that the ink amount is wasted and the quality of the to-be-printed object is low due to insufficient ink amount are avoided, and the printing quality is further improved.
In one embodiment, the generating of the ink level information PPF file of the document to be printed according to the printing ink amount data of the document to be printed includes:
generating an ink preset information graph of the file to be printed according to the printing ink amount data of the file to be printed and the contents corresponding to the image area file and the character area file;
converting the ink preset information graph into a PPF file;
and confirming the converted ink preset information image as an ink level information PPF file of the file to be printed.
The beneficial effects of the above technical scheme are: by generating the ink preset information chart and converting the ink preset information chart into the PPF file, any printer can completely receive the ink preset information chart of the file to be printed so as to perform ink preset work, and the work efficiency is further improved.
In one embodiment, the transmitting the ink level information PPF file to the CIP4 ink information interface of the target printing press to determine the ink key opening value of the target printing press and perform ink presetting on the file to be printed includes:
connecting the target printer through the CIP4 ink information interface;
after the connection between the target printer and the target printer is confirmed, a request for transmitting a file is sent to the target printer, and a feedback instruction of the target printer is received;
transmitting the ink level information PPF file to the target printing machine according to the feedback instruction;
analyzing the ink level information PPF file to obtain an ink jet structure diagram and an ink jet ink quantity diagram of a target printer to-be-printed file;
determining the opening value of the ink key of the target printer according to the ink jet structure diagram and the ink jet ink quantity diagram in combination with the working parameters of the ink key of the target printer;
and presetting ink on the file to be printed by using the ink key of the target printing machine.
The beneficial effects of the above technical scheme are: the target printing machine can be ensured to receive the ink level information PPF file of the file to be printed by sending a file transmission request to the target printing machine and then receiving a feedback instruction for file transmission, so that the ink key opening value of the target printing machine can be determined quickly, ink presetting work is stably carried out, and the working efficiency is further improved.
In one embodiment, before the converted ink preset information map is determined as the ink level information PPF file of the file to be printed, the method further comprises:
calculating first preset ink data of the file to be printed according to the initial ink data of the file to be printed and the preset ink percentage;
calculating the working efficiency of the ink key of the target printing machine according to the service life of the target printing machine, the maintenance times and the utilization coefficient;
adjusting the first preset ink data according to the working efficiency of the ink key to obtain second preset ink data;
and importing the second preset ink data into the ink preset information graph in a data form.
The beneficial effects of the above technical scheme are: the preset ink data of the file to be printed can be adaptively adjusted according to the working efficiency of the ink key of the target printing machine, the perfect operation of the preset ink work of the file to be printed is ensured, and the printing quality is further improved.
In one embodiment, the method further comprises:
acquiring a printing sample in the process of printing the file to be printed by the target printing machine;
carrying out chroma measurement on the printing sample to obtain a plurality of measurement values;
determining a chromaticity distribution matrix of the file to be printed according to an analysis result of the file to be printed;
substituting the measured values into the chromaticity distribution matrix to determine whether the measured values are the same as a certain matrix factor in the chromaticity distribution matrix, if so, not needing subsequent operation, and otherwise, selecting a target measured value with the minimum value from the obtained measured values;
comparing the target measurement value with a preset chromaticity given value to obtain a comparison result;
if the comparison result is that the target measurement value is greater than or equal to the preset chromaticity given value, determining the chromaticity fluctuation coefficient of the printing sample according to the plurality of measurement values, otherwise, not needing to perform subsequent operation;
confirming whether the chromaticity fluctuation coefficient is within a preset range, if so, confirming that the influence of the color difference of the printing sample is small, otherwise, confirming that the influence of the color difference of the printing sample is large, and generating a characteristic curve adjusting signal of the target printing machine;
acquiring the current ink coverage rate of the printing sample, and determining the standard ink key value of the corresponding target printing machine according to the current ink coverage rate;
calculating the deviation between the current ink key value and the standard ink key value of the target printing machine;
modifying the characteristic density curve of the target printing machine according to the deviation and the standard ink key value to obtain a modified characteristic density curve;
regenerating the modified characteristic density curve into an ink preset information graph of the file to be printed;
and uploading the ink preset information graph to the target printing machine in a PPF format.
The beneficial effects of the above technical scheme are: the quality of a finished product printed by the ink preset information graph generated for the file to be printed can be effectively evaluated by carrying out chromaticity detection on the printing sample to judge whether the printing sample is qualified or not, and then a new ink preset information graph is generated in time to carry out subsequent printing work on the file to be printed when the quality is not good, so that the subsequent printing efficiency is further improved, the situations of economic waste and ink cost caused by non-use finally due to poor quality of the printed finished product are avoided, the cost is effectively saved from the printing way, and the experience of a user is improved.
In one embodiment, the method further comprises:
acquiring attribute information of a starting item of the target printing machine;
determining a first description character string corresponding to the attribute information, and screening fuzzy character strings in the first description character string;
removing the fuzzy character strings, and obtaining a second description character string corresponding to the attribute information of the target printing machine after the removal is finished;
carrying out fitness matching on the second description character string and a standard description character string of a starting item pre-stored in a target printing machine to obtain a matching result;
if the matching result is larger than or equal to a preset threshold value, confirming that the starting item of the target printing machine is normal, and if the matching result is smaller than the preset threshold value, confirming that the starting item of the target printing machine is abnormal;
converting the ink level information PPF file into a static link file executed by a target printer, and deleting the static link file from a first starting file of the target printer to obtain a second starting file;
driving a starting item of the target printing machine by using the second starting file, confirming whether the target printing machine can be started, if so, preliminarily judging that the ink level information PPF file configuration is not consistent with the target printing machine actually, otherwise, not needing to perform subsequent operation;
summarizing the fuzzy character strings to obtain the interference information of the abnormal starting of the target printing machine;
confirming whether the interference information is associated with the ink level information PPF file, if so, further confirming that the ink level information PPF file configuration is not in accordance with the target printing machine actually, otherwise, confirming that the target printing machine is in failure, and sending an alarm prompt;
and uploading a prompt that the ink level information PPF file configuration does not conform to the actual target printer to a terminal where a worker is located so that the worker reconfigures the ink level information PPF file.
The beneficial effects of the above technical scheme are: whether the configured ink level information PPF file conflicts with the target printing machine starting is determined by detecting the starting item of the target printing machine, so that the normal operation of the target printing machine can be ensured, the fault is avoided, the maintenance cost is saved, the final printing finished product is more ideal, the printing efficiency is further ensured, meanwhile, the rationality evaluation is also effectively carried out on the configured ink level information PPF file, and the stability is improved.
This embodiment also discloses an intelligent ink presetting system, as shown in fig. 4, the system includes:
the analysis module 401 is configured to obtain a file to be printed, perform image-text distribution analysis on the file to be printed, and obtain an analysis result;
an obtaining module 402, configured to obtain printing ink amount data of a document to be printed, based on the analysis result, in combination with a characteristic density curve of a target printing press;
a generating module 403, configured to generate a PPF file of ink level information of the to-be-printed file according to the printing ink amount data of the to-be-printed file;
a determining module 404, configured to transmit the ink level information PPF file to a CIP4 ink information interface of the target printing machine to determine an ink key opening value of the target printing machine and perform ink presetting on the file to be printed.
The working principle and the advantageous effects of the above technical solution have been explained in the method claims, and are not described herein again.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (10)
1. An intelligent ink presetting method is characterized by comprising the following steps:
acquiring a file to be printed, and performing image-text distribution analysis on the file to be printed to acquire an analysis result;
based on the analysis result, obtaining printing ink amount data of the file to be printed by combining a characteristic density curve of the target printing machine;
generating a PPF file of the ink level information of the file to be printed according to the printing ink amount data of the file to be printed;
and transmitting the ink level information PPF file to a CIP4 ink information interface of a target printing machine to determine the ink key opening value of the target printing machine and perform ink presetting on the file to be printed.
2. The intelligent ink presetting method according to claim 1, wherein the acquiring a document to be printed, performing image-text distribution analysis on the document to be printed, and acquiring an analysis result comprises:
preprocessing the file to be printed to obtain a preprocessed file to be printed;
performing image-text distribution analysis on the file to be printed to obtain an image-text distribution analysis result, and determining an image area file and a character area file in the file to be printed according to the image-text distribution analysis result;
uploading the image area file to a computer to analyze the color ink required by the image area file and the ink coverage rate of each color ink by using preset printing active color separation image software installed on the computer;
and confirming the color inks required by the character area file, the image area file and the printed image area file and the ink coverage rate of each color ink as the analysis result.
3. The intelligent ink presetting method according to claim 1, characterized in that before obtaining printing ink amount data of a document to be printed in combination with a characteristic density curve of a target printing press based on the analysis result, the method further comprises:
acquiring a preset ink key value of the target printing machine;
determining the maximum printing area of a target printing machine according to the printing mode of the target printing machine, and averagely dividing the maximum printing area into a plurality of test areas with equal areas;
printing the area where the maximum printing area is located by using the target printing machine based on the preset ink key value, and counting the ink printing percentage of each test area after printing is finished;
and constructing a characteristic density curve of the target printing machine according to the preset ink key value of the target printing machine and the ink printing percentage of each test area.
4. The intelligent ink presetting method according to claims 2 to 3, characterized in that the obtaining of printing ink amount data of a document to be printed based on the analysis result in combination with a characteristic density curve of a target printing machine comprises:
confirming the orientation result and the occupied proportion of the image area file and the character area file on the maximum printing area of the target printing machine;
carrying out adaptive adjustment on the characteristic density curve of the target printing machine according to the orientation result and the occupied proportion to obtain an adjusted characteristic density curve;
respectively determining ink quantity percentages corresponding to the image area file and the character area file according to the adjusted characteristic density curve in combination with the ink needed for printing the image area file, the ink coverage rate of each ink and the character arrangement density in the character area file;
and determining the printing ink amount data of the file to be printed according to the corresponding ink amount percentages of the image area file and the character area file and the preset unit area ink consumption.
5. The intelligent ink presetting method of claim 2, wherein generating an ink level information PPF file of the document to be printed according to the printing ink amount data of the document to be printed comprises:
generating an ink preset information graph of the file to be printed according to the printing ink amount data of the file to be printed and the contents corresponding to the image area file and the character area file;
converting the ink preset information graph into a PPF file;
and confirming the converted ink preset information image as an ink level information PPF file of the file to be printed.
6. The intelligent ink presetting method as claimed in claim 1, wherein the transmitting the ink level information PPF file to the CIP4 ink information interface of the target printer to determine the ink key opening value of the target printer and perform ink presetting on the file to be printed comprises:
connecting the target printer through the CIP4 ink information interface;
after the connection between the target printer and the target printer is confirmed, a request for transmitting a file is sent to the target printer, and a feedback instruction of the target printer is received;
transmitting the ink level information PPF file to the target printing machine according to the feedback instruction;
analyzing the ink level information PPF file to obtain an ink jet structure diagram and an ink jet ink quantity diagram of a target printer to-be-printed file;
determining the opening value of the ink key of the target printer according to the ink jet structure diagram and the ink jet ink quantity diagram in combination with the working parameters of the ink key of the target printer;
and presetting ink on the file to be printed by using the ink key of the target printing machine.
7. The intelligent ink presetting method according to claim 5, wherein before the converted ink presetting information pattern is confirmed as an ink level information PPF file of a file to be printed, the method further comprises:
calculating first preset ink data of the file to be printed according to the initial ink data of the file to be printed and the preset ink percentage;
calculating the working efficiency of the ink key of the target printing machine according to the service life of the target printing machine, the maintenance times and the utilization coefficient;
adjusting the first preset ink data according to the working efficiency of the ink key to obtain second preset ink data;
and importing the second preset ink data into the ink preset information graph in a data form.
8. The intelligent ink presetting method of claim 1, characterized in that the method further comprises:
acquiring a printing sample in the process of printing the file to be printed by the target printing machine;
carrying out chroma measurement on the printing sample to obtain a plurality of measurement values;
determining a chromaticity distribution matrix of the file to be printed according to an analysis result of the file to be printed;
substituting the measured values into the chromaticity distribution matrix to determine whether the measured values are the same as a certain matrix factor in the chromaticity distribution matrix, if so, not needing subsequent operation, and otherwise, selecting a target measured value with the minimum value from the obtained measured values;
comparing the target measurement value with a preset chromaticity given value to obtain a comparison result;
if the comparison result is that the target measurement value is greater than or equal to the preset chromaticity given value, determining the chromaticity fluctuation coefficient of the printing sample according to the plurality of measurement values, otherwise, not needing to perform subsequent operation;
confirming whether the chromaticity fluctuation coefficient is within a preset range, if so, confirming that the influence of the color difference of the printing sample is small, otherwise, confirming that the influence of the color difference of the printing sample is large, and generating a characteristic curve adjusting signal of the target printing machine;
acquiring the current ink coverage rate of the printing sample, and determining the standard ink key value of the corresponding target printing machine according to the current ink coverage rate;
calculating the deviation between the current ink key value and the standard ink key value of the target printing machine;
modifying the characteristic density curve of the target printing machine according to the deviation and the standard ink key value to obtain a modified characteristic density curve;
regenerating the modified characteristic density curve into an ink preset information graph of the file to be printed;
and uploading the ink preset information graph to the target printing machine in a PPF format.
9. The intelligent ink presetting method of claim 1, characterized in that the method further comprises:
acquiring attribute information of a starting item of the target printing machine;
determining a first description character string corresponding to the attribute information, and screening fuzzy character strings in the first description character string;
removing the fuzzy character strings, and obtaining a second description character string corresponding to the attribute information of the target printing machine after the removal is finished;
carrying out fitness matching on the second description character string and a standard description character string of a starting item pre-stored in a target printing machine to obtain a matching result;
if the matching result is larger than or equal to a preset threshold value, confirming that the starting item of the target printing machine is normal, and if the matching result is smaller than the preset threshold value, confirming that the starting item of the target printing machine is abnormal;
converting the ink level information PPF file into a static link file executed by a target printer, and deleting the static link file from a first starting file of the target printer to obtain a second starting file;
driving a starting item of the target printing machine by using the second starting file, confirming whether the target printing machine can be started, if so, preliminarily judging that the ink level information PPF file configuration is not consistent with the target printing machine actually, otherwise, not needing to perform subsequent operation;
summarizing the fuzzy character strings to obtain the interference information of the abnormal starting of the target printing machine;
confirming whether the interference information is associated with the ink level information PPF file, if so, further confirming that the ink level information PPF file configuration is not in accordance with the target printing machine actually, otherwise, confirming that the target printing machine is in failure, and sending an alarm prompt;
and uploading a prompt that the ink level information PPF file configuration does not conform to the actual target printer to a terminal where a worker is located so that the worker reconfigures the ink level information PPF file.
10. An intelligent ink presetting system, characterized in that the system comprises:
the analysis module is used for acquiring a file to be printed, performing image-text distribution analysis on the file to be printed and acquiring an analysis result;
the obtaining module is used for obtaining printing ink amount data of a file to be printed by combining a characteristic density curve of a target printing machine based on the analysis result;
the generating module is used for generating a PPF file of the ink level information of the file to be printed according to the printing ink amount data of the file to be printed;
and the determining module is used for transmitting the ink level information PPF file to a CIP4 ink information interface of the target printing machine so as to determine the ink key opening value of the target printing machine and perform ink presetting on the file to be printed.
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