WO2024029025A1 - インクジェット記録システム - Google Patents

インクジェット記録システム Download PDF

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Publication number
WO2024029025A1
WO2024029025A1 PCT/JP2022/029913 JP2022029913W WO2024029025A1 WO 2024029025 A1 WO2024029025 A1 WO 2024029025A1 JP 2022029913 W JP2022029913 W JP 2022029913W WO 2024029025 A1 WO2024029025 A1 WO 2024029025A1
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WO
WIPO (PCT)
Prior art keywords
server
inkjet recording
backup data
memory
management computer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2022/029913
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English (en)
French (fr)
Japanese (ja)
Inventor
佳祐 大川
貴弘 高橋
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Hitachi Industrial Equipment Systems Co Ltd
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Hitachi Industrial Equipment Systems Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Industrial Equipment Systems Co Ltd filed Critical Hitachi Industrial Equipment Systems Co Ltd
Priority to JP2024538607A priority Critical patent/JPWO2024029025A1/ja
Priority to PCT/JP2022/029913 priority patent/WO2024029025A1/ja
Publication of WO2024029025A1 publication Critical patent/WO2024029025A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • B41J29/38—Drives, motors, controls or automatic cut-off devices for the entire printing mechanism
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/30—Character or syllable selection controlled by recorded information
    • B41J5/44—Character or syllable selection controlled by recorded information characterised by storage of recorded information
    • B41J5/48—Character or syllable selection controlled by recorded information characterised by storage of recorded information on external storages

Definitions

  • the present invention relates to an inkjet recording system, and particularly to an inkjet recording system that can manage backup data of an inkjet recording device.
  • Continuous ejection charge control type inkjet recording devices used in factories and the like are equipped with an ink container for storing ink in the main body, and the ink in the ink container is supplied to the print head by an ink supply pump.
  • the ink supplied to the print head is continuously ejected from the ink nozzle and converted into ink droplets.
  • the ink droplets used for printing are charged and deflected, and are flown to the desired printing position on the printing target to form characters.
  • the ink droplets that are not used for printing are The ink is collected by a gutter and returned to the ink container by an ink recovery pump without performing charging or deflection processing.
  • Patent Document 1 Japanese Patent Laid-Open No. 2012-252418
  • one of multiple modes including memory card, copy, scan, backup, etc. can be selected by operating a mode selection button, and a menu corresponding to the selected mode is displayed on the display. A screen is displayed, and desired printing conditions etc. can be set by operating the selection buttons.
  • the backup mode is selected, the data recorded on the memory card inserted in the card slot is written to the USB memory inserted in the USB port, and the data on the memory card is managed as backup data. It is configured to do this.
  • Such management of backup data can also be applied to the above-mentioned continuous ejection type charge control type inkjet recording device, and the USB memory in which backup data is recorded is stored in a management computer at a management center (for example, a personal computer). computer) and used for various management purposes.
  • a management center for example, a personal computer. computer
  • An object of the present invention is to provide an inkjet recording system that allows a management computer to sequentially acquire backup data of an inkjet recording apparatus without relying on an external storage medium.
  • the present invention connects an inkjet recording device and a server, and a server and a management computer via a communication network, and transfers backup data of the inkjet recording device to the server in a readable and writable manner at a first predetermined time interval or in response to a request from the server.
  • the backup data is moved from the read/write memory of the server to the read/write management memory of the management computer at a second predetermined time interval or in response to a request from the management computer.
  • FIG. 1 is a configuration diagram showing the configuration of an inkjet recording system to which the present invention is applied.
  • FIG. 2 is a configuration diagram showing the configuration of a main body control section of the inkjet recording apparatus.
  • FIG. 3 is an explanatory diagram illustrating a transfer state of backup data of the inkjet recording system of the present invention.
  • 1 is a flowchart showing a processing flow of an inkjet recording system according to a first embodiment of the present invention.
  • FIG. FIG. 7 is a flowchart showing a processing flow of an inkjet recording system according to a second embodiment of the present invention.
  • FIG. 7 is a flowchart showing a processing flow of an inkjet recording system according to a third embodiment of the present invention.
  • FIG. 7 is a flowchart showing a processing flow of an inkjet recording system according to a fourth embodiment of the present invention.
  • FIG. 7 is a flowchart showing a processing flow of an inkjet recording system according to a fifth embodiment of the present
  • an inkjet recording system 501 includes inkjet recording apparatuses 600E and 600F, a cloud server 209 that communicates wirelessly with these inkjet recording apparatuses 600 through a communication network 214A, and wireless communication between the cloud server 209 and a communication network 214B. It consists of a management center 100. Note that the communication network is not limited to wireless connection, and may be connected by wire.
  • Inkjet recording devices 600A and 600B each include a main body 1, a print head 2 connected to the main body 1 by a cable (for print head) 5, and a head mounting unit connected to the main body 1 by a cable (for head mounting unit) 6. unit 3.
  • the head mounting unit 3 basically has the function of accommodating the print head, but may also have an additional function of cleaning the print head by spraying a cleaning liquid.
  • the head mounting unit 3 described below has a configuration in which a function for cleaning the print head is added.
  • the inkjet recording device 600E shows a state in which the print head 2 is installed on a production line. Further, the inkjet recording apparatus 600F shows a state in which the print head 2 has been removed from the production line and is mounted on the head mounting unit 3. Note that the recovery container 4 attached to the lower part of the head mounting unit 3 is provided to contain the cleaning liquid after the print head is washed by the head mounting unit 3.
  • the inkjet recording device 600E is installed, for example, on a production line in a factory where foods, drinks, etc. are produced, and the main body 1 is installed in a location where the space necessary for regular maintenance work can be secured.
  • the print head 2 is fixed to a support fitting 13 installed near the belt conveyor 11, and is used to print on print objects 12A and 12B that are fed in the direction of arrow X on a production line such as the belt conveyor 11. are located close together.
  • a protective cover 95 is attached to the print head 2 for the purpose of protecting the parts inside the print head 2.
  • the printing object 12B is shown in a state where printing by the print head 2 has been completed and it is being conveyed on the belt conveyor 11.
  • the head base 94 in the print head 2 is covered with the above-mentioned protective cover 95.
  • a main body 1 accommodates (holds) ink for printing, and controls a drive unit (pump and solenoid valve) inside the main body to supply ink via a cable (for print head) 5. and supplies it to the print head 2.
  • a drive unit pump and solenoid valve
  • the operation display section 8 is installed on the top surface of the main body 1, and here a touch input type display panel is used. By touching the operation display section 8, the operator can instruct the main body control section to start or stop the apparatus, or set the content to be printed on the printing object 12A.
  • the head mounting unit 3 is installed around the print head 2.
  • the head mounting unit 3 in the inkjet recording apparatus 600E is fixed by combining a fitting part 93 assembled to the head mounting unit 3 with a fixing jig 92 assembled to the belt conveyor 11.
  • the head mounting unit 3 includes a head mounting section 81A for mounting the print head 2 on the head mounting unit.
  • the head mounting unit 3 has a start button 18 for starting the cleaning process for the print head 2, a stop button 19 for stopping the cleaning process for the print head 2, and a button for sending confirmation messages and alarms such as alarms and abnormalities. It also includes a display section 20 for the operator to recognize.
  • the display unit 20 may allow the operator to recognize the operating state and the presence or absence of an abnormality by, for example, the presence or absence of light or a difference in color.
  • the head mounting unit 3 is fixed near the belt conveyor 11, but the head mounting unit 3 can be freely replaced at a location convenient for the user.
  • the length of the cable (for head mounted unit) 6 that connects the main body 1 and the head mounted unit 3 is the same as or longer than the cable 5 that connects the main body 1 and the print head 2 of the inkjet recording apparatus 600. It is preferable to do so. This is to ensure flexibility in the arrangement of the head mounting unit.
  • the main body 1 has a fixing part 91 for fixing the head mounting unit 3, and the head mounting unit 3 is fixed to the fixing part 91 by removing the head mounting unit 3 from the fixing jig (for conveyor) 92. It is also possible to use it as a replacement.
  • the head mounting unit 3 can also be fixed to the main body 1 by combining the fitting part 93 with the fixing part 91 assembled to the main body 1.
  • the head mounting unit 3 of the inkjet recording apparatus 600F is attached to the main body 1. By making the head mounting unit 3 fixable to the main body 1, the head mounting unit 3 can be installed even if there is no space for mounting the head mounting unit 3 near the belt conveyor 11 or the like.
  • the inkjet recording system 501 includes inkjet recording apparatuses 600E and 600F, a cloud server 209 that wirelessly communicates with the inkjet recording apparatus 600 via a communication network 214A, and a management center that wirelessly communicates with the cloud server 209 via a communication network 214B. 100.
  • the management center 100 is equipped with a management computer (personal computer) 15 that manages the inkjet recording apparatus 600.
  • a management computer personal computer
  • a portable information device such as a smartphone or a tablet can be used instead of the management computer 15.
  • the inkjet recording devices 600E and 600F are equipped with a wireless terminal 97 for connecting to the communication network 214A.
  • the inkjet recording apparatuses 600E and 600F are configured to be connected to the management computer 15 of the management center 100 using the communication networks 214A and 214B and the cloud server 209.
  • the inkjet recording devices 600E and 600F are connected to a first communication network 214A, and the first communication network 214A is further connected to a cloud server 209. Further, the cloud server 209 is connected to a second communication network 214B, and the second communication network 214B is further connected to the management computer 15.
  • the inkjet recording devices 600E and 600F are connected to the cloud server 209 via the first communication network 214A, and the management computer 15 is connected via the second communication network 214B.
  • Such a system configuration facilitates data management over a wide area.
  • the cloud server 209 is equipped with a readable and writable server memory for storing backup data
  • the management computer 15 is equipped with a readable and writable server memory for storing backup data.
  • a read/write management memory is provided for storage.
  • the server memory and management memory can use storage memories such as RAM and flash ROM.
  • the communication networks 214A and 214B include "LAN (Local Area Network)”, “WAN (Wide Area Network)”, “Internet”, “Mobile phone line network”, and communication networks that are a combination of these. Can be used.
  • FIG. 2 shows a schematic configuration of the main body control section 7 and the printing mechanism section (main body 1 and print head 2) of the inkjet recording apparatus 600 in this embodiment.
  • various information of the main body control section 7 is shown in FIG. It shows the flow of
  • the inkjet recording apparatus 600 is equipped with a microprocessing unit (hereinafter referred to as MPU) 301, which is a main component of the main body control section 7 that controls the entirety.
  • MPU microprocessing unit
  • the bus line 302 has a function of transmitting data, control signals, etc. between the devices making up the main body control section.
  • the bus line 302 is used to input data, detection signals, etc. necessary for calculations by the MPU 301 from each device, and to transmit data signals, address signals, and control signals to each device.
  • ROM read-only memory
  • RAM random access memory
  • F/ROM read/write memory
  • an operation display section 8 is provided for inputting printing contents, setting values, etc., and displaying input data, printing contents, etc.
  • the operation display section 8 here uses a touch input type display panel in which transparent touch switches are superimposed on the surface of a liquid crystal display screen.
  • the operation section (start button 18 and stop button 19) of the head mounted unit 3 controls the operation operation related to the head mounted unit 3, not the operation display section 8. Use when operating nearby.
  • the display section 20 is used when checking the operating status, abnormality messages, etc. regarding the head mounted unit 3, not on the operation display section 8 but near the head mounted unit 3.
  • backup data can be transferred to the cloud server 209.
  • backup data can be remotely transferred to the cloud server 209 via the wireless terminal 97.
  • the MPU 301 of the main body control unit 7 is configured to be able to wirelessly communicate with the network 214A via a bus line 302 using a wireless terminal 97.
  • the main body control unit 7 has a function as a "transmission means" that sends and receives various information regarding backup data to and from the cloud server 209.
  • the print head 2 of the inkjet recording apparatus 600 includes a nozzle 21 that pulverizes and ejects ink 68A that is pressurized and supplied from the main ink container 31 by a pump (for supply) 34 via ink supply passages 801 to 802.
  • the nozzle 21 ejects ink in a columnar shape, and the tips are separated and ejected as ink particles 68B.
  • the print head 2 includes a charging electrode 23 surrounding the ink particles 68B, and charges the ink particles 68B according to the print content.
  • the print head 2 deflects the flying ink particles 68B charged by the charging electrode 23 according to the amount of charge, and causes them to fly toward a printing target (not shown). Then, printing is performed by the flying ink particles landing on the printing object.
  • the deflection electrode 24 of the print head 2 is composed of a ground electrode 24B and a positive electrode 24A.
  • the print head 2 includes a gutter 25 that captures ink particles 68B (unused ink) that were not used for printing, and a charge of the ink particles 68B that are slightly charged among the ink particles 68B captured by the gutter 25.
  • the charge sensor 48 generates a phase detection signal according to the amount of charge.
  • the main body control unit 7 generates an excitation voltage that excites an electrostrictive element (not shown) built into the nozzle 21 in order to provide regularity to the timing at which the ink particles 68B are separated from the ink column ejected from the nozzle 21. It has a circuit 331.
  • the main body control section 7 also has a charging signal generation circuit for printing 342 and a charging signal generation circuit for phase search 341, and converts the charging signal in the form of a digital signal outputted from these into a voltage signal in the analog form.
  • /A converter 343 and an amplifier circuit 344 that amplifies a voltage signal in the form of an analog signal output from the D/A converter 343 and generates a charging voltage to be applied to the charging electrode 23.
  • the inkjet recording apparatus 600 also includes a deflection voltage generation circuit 332 that generates a deflection voltage to be applied to the deflection electrode 24.
  • the inkjet recording apparatus 600 also includes an amplifier circuit 353 that amplifies a phase detection signal in the form of an analog signal output from the charge sensor 48, and a phase determination circuit 351 that inputs the amplified phase detection signal to determine whether charging is good or bad.
  • An A/D converter 352 is provided that inputs the amplified phase detection signal and performs A/D conversion.
  • the MPU 301 of the main body control unit 7 communicates with a liquid level detection circuit 313 for managing the liquid level of the main ink container 31 via a bus line 302, and a liquid level detection circuit 313 for controlling the liquid level of the main ink container 31.
  • a pressure detection circuit 312 for detecting whether the viscosity of the ink 68A supplied to the nozzle 21 is an appropriate value for printing, a viscosity measurement circuit 311 for measuring with a viscosity measuring device, and each pump 34 to 35 are controlled.
  • a pump control circuit 314 for controlling the ink path
  • a solenoid valve drive circuit 315 for controlling the opening and closing operations of each solenoid valve in the ink path
  • a temperature detection circuit 316 for checking whether the temperature detected by the temperature sensor is within an appropriate range
  • a temperature sensor It is connected to a heater control circuit 317 for controlling heating based on the detection results of , and controls each part.
  • the MPU 301 uses a magnetic sensor and a magnet to check via the bus line 302 that the recovery container 4 is attached to the head attachment unit 3 and that the amount of cleaning liquid in the recovery container 4 is not greater than a predetermined amount.
  • the main body control section 7 can use a computer.
  • the main body control unit 7 includes an MPU 301, a program for the operation of the MPU 301, memories (306, 307) that store data and information necessary for the operation, and a memory (308) that stores backup data.
  • the print head 2, the head mounting unit 3, and a drive unit that operates the components in the main body 1 according to instructions from the MPU 301 can be configured.
  • the backup data is at least one or more of the following management data.
  • management data other than these can also be managed as backup data.
  • Logging data temperature, number of prints, etc.
  • Setting data Data used to create a clone machine.
  • Print data product type data: This is data used by the customer to move print data.
  • the first embodiment is a basic configuration for remotely acquiring backup data to the management computer 15. Specifically, a manager at the management center operates the management computer 15, accesses the cloud server 209 via the communication network 214B, and further accesses the target inkjet recording device 600 via the cloud server 209. Then, the backup data of the inkjet recording device 600 to be backed up is taken into the management computer 15 and stored.
  • FIG. 3 shows the configuration of an inkjet recording system when acquiring backup data.
  • the backup data to be acquired is one or more of the management data of (1) to (3) above.
  • the main body control unit 7 of the inkjet recording apparatuses 600E and 600F is equipped with a readable and writable backup memory 308 which is a data storage area, and this backup memory 308 stores a backup data file A 309 and a backup data file B 310. There is.
  • the backup memory 308 RAM or flash ROM can be used.
  • the backup data file A309 and the backup data file B310 are updated and stored at predetermined time intervals by the main body control unit 7. Note that there is, of course, fixed data that is not updated, and this is also overwritten every time it is updated to become the same fixed data.
  • the inkjet recording apparatuses 600E and 600F are equipped with a wireless terminal 97, and are configured to be able to communicate with the cloud server 209 via the first communication network 214A.
  • a mobile phone line network is used as the first communication network 214A.
  • the cloud server 209 is equipped with a readable/writable server memory 318 that is a data storage area for storing backup data, and this server memory 318 can use storage memory such as RAM or flash ROM.
  • This server memory 318 stores backup data file A 319 and backup data file B 320 stored in the inkjet recording device.
  • the backup data file A 319 and the backup data file B 320 of the server memory 318 are updated and stored in the backup data file A 309 and the backup data file B 310 of the inkjet recording device at predetermined intervals or in response to a request from the cloud server 209. Note that the old backup data file A and backup data file B can also be retained for the purpose of preserving time-series data.
  • the cloud server 209 is configured to be able to communicate with the management computer 15 via the second communication network 214B.
  • the second communication network 214B is an Internet line network.
  • the management computer 15 is equipped with a readable/writable management memory 321 which is a data storage area for storing backup data, and this management memory 321 can use storage memory such as RAM or flash ROM.
  • the management computer 15 requests the cloud server 209 to transfer the backup data file A319, and the backup data file A319 is transferred as the backup data file A and stored in the management memory 321.
  • the backup data file A325 is the backup data file A319 of the cloud server 209 transferred in response to a request from the management computer 15.
  • the management computer 15 requests the cloud server 209 to transfer the backup data file B320, which is the backup data file B310, and the backup data file B320 is , and is transferred as backup data file B and stored in the management memory 321.
  • FIG. 4 the processing flow when acquiring the backup data file A309 held in the inkjet recording device 600E to the management memory 321 of the management computer 15 will be described using FIG. 4. Note that the following processing flow is an example in which a manager requests backup data from the management computer 15 and obtains backup data from the inkjet recording apparatus 600E.
  • step S10 the administrator at the management center 100 starts up the management computer 15 to obtain the backup data file.
  • the administrator's purpose is to obtain the backup data file A of the inkjet recording device 600E.
  • the process moves to step S11.
  • step S11 the management computer 15 accesses the cloud server 209 via the second communication network 214B by the operation of the administrator.
  • the second communication network uses an Internet line network.
  • the cloud server 209 Upon receiving access from the management computer 15, the cloud server 209 starts an application related to acquiring the backup data file and stands by according to instructions from the management computer 15. The backup data file acquisition procedure using this application can actually be performed using function icons displayed on the screen of the management computer 15. In this state, the process moves to step S12.
  • step S12 the administrator uses the management computer 15 to instruct the cloud server 209 to connect to the inkjet recording apparatus 600E. This can be executed by operating the function icon related to acquiring the backup data file described above. Once the connection to the inkjet recording device 600E is instructed, the process moves to step S13.
  • step S13 the cloud server 209 connects to the inkjet recording apparatus 600E via the first network 214A and the wireless terminal 97 according to instructions from the management computer 15.
  • the first network 214A uses a mobile phone network.
  • step S14 the administrator uses the management computer 15 to instruct the cloud server 209 to acquire the backup data file A of the inkjet recording apparatus 600E. This can also be executed by operating the function icon related to acquiring the backup data file mentioned above. When the acquisition of the backup data file of the inkjet recording apparatus 600E is instructed, the process moves to step S15.
  • step S15 the cloud server 209 acquires backup data for the inkjet recording apparatus 600E.
  • the main body control unit 7 of the inkjet recording apparatus 600E reads the backup data file A309 from the backup memory 308, and transfers it to the cloud server 209 via the wireless terminal 97 and the first communication network 214A.
  • the cloud server 209 temporarily stores the sent backup data file A309 in a RAM (not shown) as a backup data file A319. Once the backup data file A319 is stored in the RAM, the process moves to step S16.
  • step S16 the cloud server 209 reads the backup data file A319 stored in the RAM and transfers it to the management computer 15 via the second communication network 214B. When this transfer is completed, the process moves to step S17. Note that when the transfer of the backup data file A319 is completed, the backup data file A319 temporarily stored in the RAM is erased.
  • step S17 the management computer 15 stores the sent backup data file A319 in the management memory 321 as a backup data file A325.
  • the process exits to the end and the backup data file acquisition work is completed.
  • the backup data file A309 held in the inkjet recording device 600E can be remotely acquired into the management memory 321 of the management computer 15.
  • FIG. 5 a second embodiment of the present invention will be described using FIG. 5, and the hardware configuration is substantially the same as that in FIG. 3.
  • the second embodiment differs from the first embodiment in that a backup data file is stored in the cloud server 209. Note that the explanation of the same control steps as in FIG. 4 will be omitted.
  • Steps S10 to S15 are the same as the control steps shown in FIG. 4, so a description thereof will be omitted.
  • the cloud server 209 acquires the backup data file A309 in step S15, the process moves to step S18.
  • step S18 a determination is made as to whether or not to save the acquired backup data file A309 in the cloud server 209. This determination is executed by the administrator operating function icons on the management computer 15. If it is determined that the backup data file A is to be saved in the cloud server 209 (YES determination), the process moves to step S19, and if it is determined that the backup data file A is not to be saved (NO judgment), the process moves to step S16.
  • Steps S16 to S17 are the same as the control steps shown in FIG. 4, so their explanation will be omitted. Then, when the 15 management memory 325 backup data files A 325 are stored in the management computer in step S17, the process exits to END and ends the backup data file acquisition work.
  • the backup data file A319 is saved in the server memory 318 of the cloud server 209, so other management centers and other managers can view it at any time. This makes it possible to improve usability.
  • FIG. 6 Next, a third embodiment of the present invention will be described using FIG. 6, and the hardware configuration is substantially the same as that in FIG. 3.
  • backup data is acquired from the inkjet recording device 600E via the cloud server 209 in response to a request from the management computer 15.
  • the cloud server 209 acquires and stores backup data from the inkjet recording device 600E at predetermined time intervals without a request from the management computer 15.
  • the second embodiment differs from the first embodiment in that backup data is transferred from the cloud server 209 to the management computer 15 when there is a request from the management computer 15.
  • Step S20 In step S20, while the cloud server 209 is activated, the cloud server 209 determines whether a first predetermined period of time has elapsed and acquires the backup data file A309 from the inkjet recording apparatus 600E. I am deciding whether or not. If it is determined that the first predetermined time has not elapsed (NO determination), the process returns to step S20 and the same determination is made. On the other hand, if it is determined that the first predetermined time has elapsed (YES determination), the process moves to step S21.
  • step S21 the cloud server 209 connects to the inkjet recording apparatus 600E via the first network 214A and the wireless terminal 97.
  • the first network 214A uses a mobile phone network.
  • step S22 the cloud server 209 acquires backup data from the inkjet recording apparatus 600E.
  • the main body control unit 7 of the inkjet recording apparatus 600E reads the backup data file A309 from the backup memory 308, and transfers it to the cloud server 209 via the wireless terminal 97 and the first communication network 214A.
  • Step S23 the cloud server 209 overwrites and stores the sent backup data file A309 in the server memory 318 as a backup data file A319.
  • the cloud server 209 acquires the backup data file A309 every time the first predetermined time period elapses, so if you want time-series data, you can store the acquired data sequentially without overwriting it. can.
  • steps S20 to S23 are executed in the cloud server 209 every time the first predetermined time elapses, and are executed in response to a request from the management computer 15. is irrelevant.
  • the server memory 318 can store time-series backup data files A319 with a plurality of acquisition timings as necessary.
  • step S24 the control steps after step S24 are executed next.
  • step S24 the administrator at the management center 100 starts up the management computer 15 to obtain the backup data file.
  • the administrator's purpose is to obtain the backup data file A of the inkjet recording device 600E.
  • the process moves to step S25.
  • step S25 the management computer 15 accesses the cloud server 209 via the second communication network 214B, and executes a request to acquire the backup data file A319 of the inkjet recording apparatus 600E.
  • the second communication network uses an Internet line network.
  • step S26 the cloud server 209 reads the backup data file A319 stored in the server memory 318, and transfers it to the management computer 15 via the second communication network 214B. When this transfer is completed, the process moves to step S27.
  • step S27 the management computer 15 stores the sent backup data file A319 in the management memory 321 as a backup data file A325.
  • the process exits to the end and the backup data file acquisition work is completed.
  • steps S24 to S27 the administrator requests the acquisition of the backup data file from the management computer 15. It is also possible to request the acquisition of data files.
  • the cloud server saves backup data periodically, so even if an error occurs in the main body control section of the inkjet recording device, the previous backup data is saved, so the main body control section where the error occurred can be restored. It is possible to reconstruct backup data.
  • FIG. 7 a fourth embodiment of the present invention will be described using FIG. 7, and the hardware configuration is substantially the same as that in FIG. 3.
  • a backup data file of a certain inkjet recording apparatus (here, inkjet recording apparatus A600E) is copied to the backup memory of another inkjet recording apparatus (here, inkjet recording apparatus B600F) by remote control.
  • This embodiment differs from the first embodiment in that the same clone machine as the inkjet recording apparatus A600E is constructed. Therefore, by this operation, inkjet recording apparatus B600F becomes the same as inkjet recording apparatus A600E. Note that the explanation of the same control steps as in FIG. 4 will be omitted.
  • Steps S10 to S15 are the same as the control steps shown in FIG. 4, so a description thereof will be omitted.
  • the cloud server 209 acquires the backup data file A309 in step S15, the process moves to step S30.
  • Step S30 the administrator operates the management computer 15 to transfer the backup data file 309, acquired in step S15 and temporarily stored in the RAM, to the cloud server 209 to the other inkjet recording apparatus B600F. An instruction is given to transfer the data to the backup memory 308. If this transfer instruction is received, the process moves to step S31.
  • step S31 the cloud server 209 transfers the backup data file 309 temporarily stored in the RAM to another inkjet recording apparatus B600F based on the instruction in step S30. Once this transfer is executed, the process moves to step S32.
  • step S32 the main body control unit 7 of the inkjet recording apparatus B600F overwrites and saves the transferred backup data file 309 in its own backup memory 308 as a backup data file 310.
  • the backup data file A309 and the backup data file B310 are the same data.
  • FIG. 8 Next, a fifth embodiment of the present invention will be described using FIG. 8, and the hardware configuration is substantially the same as that in FIG. 3.
  • the fifth embodiment differs from the second embodiment in that the backup data files of a plurality of inkjet recording devices are integrated and stored in the cloud server 209, and are used as a master backup data file. Note that the explanation of the same control steps as in FIG. 5 will be omitted.
  • the following processing flow assumes that the backup data file A309 of the inkjet recording apparatus A600E is first stored in the server memory 318 of the cloud server 209 as the backup data file A319.
  • the following process shows the process of acquiring the backup data file B310 of the inkjet recording apparatus B600F and integrating them.
  • Steps S10 to S15 are the same as the control steps shown in FIG. 5, so a description thereof will be omitted. Then, in step S15, when the cloud server 209 acquires the backup data file B310, the process moves to step S18.
  • step S18 when the backup data file B is stored in the management memory 325 of 15 in the management computer, the process exits to the end and ends the backup data file acquisition work.
  • step S33 the previously stored backup data file A319 of the inkjet recording device A600E (which may be stored in RAM) is integrated with the backup data file B320 of the inkjet recording device B600F acquired in this process. and finally saved as a master backup data file.
  • the program exits to the end and completes the backup data file integration work.
  • the present invention is not limited to the several embodiments described above, and includes various modifications.
  • the above embodiments have been described in detail to explain the present invention in an easy-to-understand manner, and are not necessarily limited to those having all the configurations described.
  • Management computer 209... Cloud server, 214A... First communication network, 214B... Second communication network, 318... Server memory, 308... Backup memory, 321... Management memory, 600... Inkjet recording device.

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