Printing device and printing apparatus
By adding the processing capabilities of multiple print heads and control modules in the printing device, the problem of slow printing speed of existing printing devices when processing longer image data is solved, and a more efficient printing process is achieved.
Patent Information
- Application Number
- CN202311744123.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-15
- Publication Date
- 2025-06-17
AI Technical Summary
Existing printing equipment only has one print head, which results in slower printing speed when processing longer image data, requires a long printing waiting time, and is less efficient in printing.
A printing device is designed, including n print heads and a control module. The control module receives image data, divides it into n target images, and simultaneously drives each print head to print the corresponding target image through the target voltage signal.
By increasing the number of print heads and the processing capability of the control module, the printing speed of the image data is improved, and the printing waiting time of the image data is reduced, thereby improving the printing efficiency of the printing equipment.
Smart Images
Figure CN120156183A_ABST
Abstract
Description
Technical Field
[0001] This application relates to the field of printing technology, and particularly to a printing device and a printing equipment. Background Art
[0002] Currently, printing equipment is widely used in various industries. Especially in enterprises, multiple printing devices are generally set up for printing image materials.
[0003] In related technologies, a printing device generally has only one print head. Limited by the longest printing length of the print head, the printing speed of the printing device is generally slow. Especially when the image materials are long, it takes a long printing waiting time and the printing efficiency is low. Summary of the Invention
[0004] In view of this, this application provides a printing device and a printing equipment, which are used to reduce the printing waiting time of image materials, thereby improving the printing efficiency of the printing equipment. The technical solution of this application is as follows:
[0005] In the first aspect of this application, a printing device is provided, including: n print heads, each print head is arranged and connected in series according to the printing direction, where n is an integer and n≥2; a control module, the control module is respectively connected to each of the print heads; the control module is used for: receiving image materials, dividing the image materials into n target images according to the printing direction; determining the print head corresponding to each target image; generating n target voltage signals respectively according to the n target images; and simultaneously transmitting the corresponding target voltage signals to each print head, the target voltage signals are used to drive the print head to print the corresponding target image.
[0006] In an embodiment of this application, the print head includes m guide rail units, m motor units and a printing unit, where m is an integer and m≥2, the guide rail units are arranged on both sides of the printing unit, and the motor units are used to connect to the corresponding guide rail units; the control unit is further used to output a driving voltage to each motor unit; the motor unit is used to receive the driving voltage and drive the guide rail unit to convey paper at a preset speed according to the driving voltage; the printing unit is used to receive the target voltage signal and print the corresponding target image according to the target voltage signal.
[0007] In an embodiment of this application, the print head further includes m speed detection units, each speed detection unit is arranged on the corresponding motor unit and connected to the control module; the speed detection unit is used to detect the rotation speed information of the corresponding motor unit and transmit the rotation speed information to the control module; the control module is used to adjust the driving voltage of the corresponding motor unit according to the rotation speed information so that the corresponding motor unit operates at a target rotation speed.
[0008] In one embodiment of the present application, the print head is a thermal print head, and the thermal print head is used to convert the target voltage into heat energy to print the corresponding target image through the heat energy.
[0009] In one embodiment of the present application, the control module further includes a control unit and n boosting units. The control unit is connected to each of the boosting units, and each of the boosting units is respectively connected to the corresponding thermal print head. The control unit is configured to: receive image data, divide the image data into n target images according to the printing direction; determine the thermal print head corresponding to each target image; generate n initial voltage signals according to the n target images respectively, and transmit them to the corresponding boosting units respectively; The boosting unit is configured to receive the initial voltage signal, adjust the initial voltage signal to the target voltage signal, and then transmit it to the corresponding thermal print head.
[0010] In one embodiment of the present application, the control module further includes n voltage sampling units. The voltage sampling unit is connected to the corresponding boosting unit and the control unit. The voltage sampling unit is configured to collect the real-time voltage value of the target voltage signal output by the boosting unit, and transmit the real-time voltage value to the control unit; The control unit is further configured to adjust the target voltage signal output by the corresponding voltage sampling unit to the target voltage value according to the real-time voltage value.
[0011] In one embodiment of the present application, the total printing length of the n print heads is greater than the target printing length, and the target printing length includes the paper length.
[0012] In one embodiment of the present application, a preset safety distance is provided between each of the print heads.
[0013] In one embodiment of the present application, the printing length of each of the print heads is the same.
[0014] A second aspect of the present application provides a printing device, which is characterized by including the printing device according to any one of claims 1 to 9.
[0015] The printing device of the present application is provided with n print heads arranged in series according to the printing direction. After receiving the image data, the control module divides the received image data into n target images according to the printing direction, determines the print head corresponding to each target image, and then simultaneously drives each print head to print the corresponding target image through the target voltage signal, which can improve the printing speed of the image data and reduce the printing waiting time of the image data, thereby improving the printing efficiency of the printing device. Description of the Drawings
[0016] Figure 1 It is a schematic block diagram of a printing device provided by an embodiment of the present application.
[0017] Figure 2 It is a schematic block diagram of a print head provided by an embodiment of the present application.
[0018] Figure 3 It is a schematic block diagram of a second print head provided by an embodiment of the present application.
[0019] Figure 4 It is a schematic block diagram of a control module provided by an embodiment of the present application.
[0020] Figure 5 It is a schematic block diagram of a second control module provided by an embodiment of the present application. Detailed implementation manners
[0021] It should be noted that in the embodiments of the present application, "at least one" means one or more, and "a plurality" means two or more than two. "And / or" describes the association relationship of associated objects, indicating that there can be three relationships. For example, A and / or B can represent: A exists alone, A and B exist simultaneously, and B exists alone, where A and B can be singular or plural. Terms such as "first", "second", "third", "fourth", etc. (if any) in the specification, claims, and drawings of the present application are used to distinguish similar objects, rather than to describe a specific order or sequence.
[0022] In addition, it should be noted that for the methods shown in the methods or flowcharts disclosed in the embodiments of the present application, including one or more steps for implementing the method, without departing from the scope of the claims, the execution order of multiple steps can be interchanged with each other, and some steps can also be deleted.
[0023] Currently, printing devices are widely used in all walks of life. Especially in enterprises, multiple printing devices are generally set up for printing image materials.
[0024] In the related art, a printing device generally only has one print head. Limited by the longest printing length of the print head, the printing speed of the printing device is generally slow. Especially when the image materials are long, it takes a long printing waiting time and the printing efficiency is low.
[0025] The present application provides a printing device and a printing equipment, which are used to reduce the printing waiting time of image materials, thereby improving the printing efficiency of the printing equipment.
[0026] Please refer to Figure 1 , Figure 1A schematic block diagram of a printing device provided by an embodiment of the present application. The printing device 100 includes a control module 110 and n printing heads 120, where n is an integer and n≥2( Figure 1 For example, n = 3).
[0027] In the embodiment of the present application, each printing head 120 is arranged and connected in series according to the printing direction. The control module 110 is respectively connected to each printing head 120. The control module 110 is configured to receive image data, divide the image data into n target images according to the printing direction, determine the printing head 120 corresponding to each target image, generate n target voltage signals according to the n target images respectively, and simultaneously transmit the corresponding target voltage signals to each printing head 120. The target voltage signal is used to drive the printing head 120 to print the corresponding target image.
[0028] It can be understood that the printing device 100 of the present application is provided with n printing heads 120 arranged and connected in series according to the printing direction. After receiving the image data, the control module 110 divides the received image data into n target images according to the printing direction, determines the printing head 120 corresponding to each target image, and then simultaneously drives each printing head 120 to print the corresponding target image through the target voltage signal, which can improve the printing speed of the image data, reduce the printing waiting time of the image data, and thus improve the printing efficiency of the printing device.
[0029] Please refer to Figure 2 , Figure 2 A schematic block diagram of a printing head provided by an embodiment of the present application. The printing head 200 includes m guide rail units 210, m motor units 220, and a printing unit 230, where m is an integer and m≥2( Figure 2 For example, m = 2).
[0030] In the embodiment of the present application, the guide rail units 210 are arranged on both sides of the printing unit 230. The motor units 220 are used to connect to the corresponding guide rail units 210. The control unit is further configured to output a driving voltage to each motor unit 220. The motor units 220 are used to receive the driving voltage and drive the guide rail units 210 to convey paper at a preset speed according to the driving voltage. The printing unit 230 is used to receive the target voltage signal and print the corresponding target image according to the target voltage signal.
[0031] Please refer to Figure 3 , Figure 3 A schematic block diagram of a second printing head provided by an embodiment of the present application. The printing head 300 includes m guide rail units 310, m motor units 320, a printing unit 330, and m speed detection units 340, where m is an integer and m≥2.
[0032] In the embodiments of the present application, each of the speed detection units 340 is disposed on the corresponding motor unit 320 and is connected to the control module. The speed detection unit 340 is configured to detect the rotational speed information of the corresponding motor unit 320 and transmit the rotational speed information to the control module. The control module is configured to adjust the drive voltage of the corresponding motor unit 320 according to the rotational speed information so that the corresponding motor unit 320 operates at a target rotational speed.
[0033] It can be understood that the control unit obtains the rotational speed information of each motor unit 320 through the speed detection unit 340, and adjusts the operation of the motor unit 320 to the target rotational speed according to the rotational speed information, so as to make each motor unit 320 maintain the same speed, ensure that the paper during printing can be smoothly conveyed through the guide unit 310, and avoid paper jams in the conveying path caused by inconsistent speeds.
[0034] In some embodiments, the above printing head is a thermal printing head, and the thermal printing head is configured to convert the target voltage into heat energy to print the corresponding target image through the heat energy. In this embodiment, please refer to Figure 4 , the control module 400 includes a control unit 410 and n boosting units 420 ( Figure 4 for example, n = 3).
[0035] Among them, the control unit 410 is connected to each of the boosting units 420, and each of the boosting units 420 is respectively connected to the corresponding thermal printing head. The control unit 410 is configured to: receive image data, divide the image data into n target images according to the printing direction, determine the thermal printing head corresponding to each target image, generate n initial voltage signals respectively according to the n target images, and transmit them to the corresponding boosting units 420 respectively. The boosting unit 420 is configured to receive the initial voltage signal, adjust the initial voltage signal to the target voltage signal and then transmit it to the corresponding thermal printing head.
[0036] In the embodiments of the present application, the above boosting unit 420 includes a boosting circuit, which can be, for example, a buck circuit or a DCDC circuit, etc., and is not limited here.
[0037] Please refer to Figure 5 , Figure 5 is a schematic block diagram of a second control module provided by the embodiments of the present application. The control module 500 includes a control unit 510, n boosting units 520, and n voltage sampling units 530 ( Figure 5 for example, n = 3).
[0038] In the embodiments of the present application, the voltage sampling unit 530 is connected to the corresponding boost unit 520 and the control unit 510. The voltage sampling unit 530 is configured to collect the real-time voltage value of the target voltage signal output by the boost unit 520 and transmit the real-time voltage value to the control unit 510. The control unit 510 is further configured to adjust the target voltage signal output by the corresponding voltage sampling unit 530 to a target voltage value according to the real-time voltage value.
[0039] It can be understood that the control unit 510 obtains the real-time voltage value of each boost unit 520 through the voltage sampling unit 530, and adjusts the target voltage signal output by the corresponding boost unit 520 to the target voltage value according to the real-time constant voltage, so as to keep the output temperature parameters of each thermal print head consistent and ensure that there is no color difference in the printed image data.
[0040] In some embodiments, the total printing length of the n print heads is greater than the target printing length, and the target printing length includes the paper length, so that the overlapping of the target images to be printed can be avoided. A preset safety distance is provided between each print head. The printing length of each print head is the same.
[0041] The embodiments of the present application further provide a printing device, and the printing device includes the printing device in any of the above embodiments. It can be understood that the beneficial effects that the printing device can achieve can refer to the beneficial effects of the printing device in the foregoing embodiments, and will not be described herein again.
[0042] The above-described embodiments are merely described in terms of the preferred embodiments of the present application, and do not limit the scope of the present application. Without departing from the design spirit of the present application, various deformations and improvements made by those of ordinary skill in the art to the technical solutions of the present application shall fall within the protection scope determined by the claims of the present application.
Claims
1. A printing device, characterized in that, Including: n print heads, each print head is arranged and connected in series according to the printing direction, where n is an integer and n≥2; A control module, the control module is respectively connected to each of the print heads; The control module is used for: Receiving image data, dividing the image data into n target images according to the printing direction; Determining the print head corresponding to each of the target images; Generating n target voltage signals respectively according to the n target images; Simultaneously transmitting the corresponding target voltage signals to each of the print heads, and the target voltage signals are used to drive the print heads to print the corresponding target images.
2. The printing device according to claim 1, characterized in that, The print head includes m guide rail units, m motor units and a printing unit, where m is an integer and m≥2, the guide rail units are arranged on both sides of the printing unit, and the motor units are used to connect to the corresponding guide rail units; The control unit is further used for outputting a driving voltage to each of the motor units; The motor units are used for receiving the driving voltage and driving the guide rail units to convey paper at a preset speed according to the driving voltage; The printing unit is used for receiving the target voltage signal and printing the corresponding target image according to the target voltage signal.
3. The printing device according to claim 2, characterized in that, The print head further includes m speed detection units, each speed detection unit is arranged on the corresponding motor unit and connected to the control module; The speed detection units are used for detecting the rotation speed information of the corresponding motor units and transmitting the rotation speed information to the control module; The control module is used for adjusting the driving voltage of the corresponding motor unit according to the rotation speed information so that the corresponding motor unit operates at a target rotation speed.
4. The printing device according to claim 1, characterized in that, The print head is a thermal print head, and the thermal print head is used for converting the target voltage into heat energy to print the corresponding target image through the heat energy.
5. The printing device according to claim 4, characterized in that, The control module includes a control unit and n boosting units, the control unit is connected to each of the boosting units, and each boosting unit is respectively connected to the corresponding thermal print head; The control unit is used for: Receiving image data, dividing the image data into n target images according to the printing direction; Determining the thermal print head corresponding to each of the target images; Generating n initial voltage signals respectively according to the n target images and respectively transmitting them to the corresponding boosting units; The boosting units are used for receiving the initial voltage signals, adjusting the initial voltage signals to the target voltage signals and then transmitting them to the corresponding thermal print heads.
6. The printing device according to claim 5, characterized in that, The control module further includes n voltage sampling units, and the voltage sampling units are connected to the corresponding boosting units and the control unit; The voltage sampling units are used for collecting the real-time voltage values of the target voltage signals output by the boosting units and transmitting the real-time voltage values to the control unit; The control unit is further used for adjusting the target voltage signals output by the corresponding voltage sampling units to the target voltage values according to the real-time voltage values.
7. The printing device according to claim 1, characterized in that, The total printing length of the n print heads is greater than the target printing length, and the target printing length includes the paper length.
8. The printing device according to claim 1, characterized in that, A preset safety distance is provided between each of the print heads.
9. The printing device according to claim 1, characterized in that, The printing length of each of the printing heads is the same.
10. A printing equipment, characterized in that, Comprising a printing device according to any one of claims 1 to 9.