Printing equipment and imaging method applied to same
阅读说明:本技术 一种打印设备及应用于该打印设备的成像方法 (Printing equipment and imaging method applied to same ) 是由 不公告发明人 于 2019-08-13 设计创作,主要内容包括:本发明涉及一种打印设备,具备:主体框架,具有一走纸通道;打印单元,配置于所述主体框架上用于对沿走纸通道进给的打印介质执行打印;驱动单元,配置于所述主体框架上且具有进给打印介质的进纸辊;所述打印单元电连接于所述驱动单元;所述打印单元包括沿打印介质的进给方向依次设置的显影机构以及定影机构;其中,所述显影机构包括沿直线排列放置的多个发光组件,每个发光组件包括能够发出不同颜色光线的光源,并且由同一发光组件的不同光源发出的光线聚焦于预定平面上;所述定影机构具有能够对打印介质加热的热头,以使得经过所述显影机构的显影的打印介质在所述热头的加热下能够显示出相应的图像。(The present invention relates to a printing apparatus, comprising: the main body frame is provided with a paper feeding channel; a printing unit disposed on the main body frame for performing printing on a printing medium fed along a paper feed path; a driving unit disposed on the main body frame and having a paper feeding roller for feeding a printing medium; the printing unit is electrically connected to the driving unit; the printing unit comprises a developing mechanism and a fixing mechanism which are sequentially arranged along the feeding direction of the printing medium; the developing mechanism comprises a plurality of light-emitting assemblies which are arranged in a straight line, each light-emitting assembly comprises a light source capable of emitting light rays with different colors, and the light rays emitted by the different light sources of the same light-emitting assembly are focused on a preset plane; the fixing mechanism is provided with a thermal head capable of heating the printing medium, so that the developed printing medium passing through the developing mechanism can display a corresponding image under the heating of the thermal head.)
1. A printing apparatus is provided with:
the main body frame is provided with a paper feeding channel;
a printing unit disposed on the main body frame for performing printing on a printing medium fed along a paper feed path;
a driving unit disposed on the main body frame and having a paper feeding roller for feeding a printing medium;
the printing unit is electrically connected to the driving unit;
it is characterized in that the preparation method is characterized in that,
the printing unit comprises a developing mechanism and a fixing mechanism which are sequentially arranged along the feeding direction of the printing medium; wherein the developing mechanism includes a plurality of light emitting modules arranged in a line, each light emitting module includes a light source capable of emitting light of a different wavelength, and light emitted from different light sources of the same light emitting module is focused on a predetermined plane;
the fixing mechanism is provided with a thermal head capable of heating the printing medium, so that the printing medium developed by the developing mechanism can display a corresponding image under the heating of the thermal head.
2. The printing apparatus of claim 1, wherein the light emitting assembly comprises a first light source, a second light source, and a third light source, wherein the first light source is capable of emitting light having a first wavelength to develop a cyan pigment on a print medium; the second light source can emit light with a second wavelength to develop the yellow pigment on the printing medium; the third light source is capable of emitting light having a third wavelength to develop a magenta pigment on the print medium.
3. The printing apparatus of claim 2, wherein the predetermined plane is a plane in which the print medium is positioned while in the paper path, and each light emitting assembly corresponds to one print dot on the print medium.
4. The printing apparatus of claim 1, wherein said developing mechanism further comprises a support frame having an elongated shape, and said plurality of light emitting elements are arranged in a linear arrangement on said support frame.
5. The printing apparatus of claim 1, wherein the light source is a UV lamp.
6. The printing apparatus according to claim 4, wherein the printing unit further comprises a transmission mechanism connected to the fixing mechanism and capable of driving the fixing mechanism to move in a direction approaching to or away from the paper feeding path under the driving of the driving unit.
7. An imaging method for use with the printing apparatus of any of claims 1 to 6, the printing apparatus comprising a controller having a memory and a processor, the memory having stored therein a computer program executable by the processor to perform the steps of:
receiving current data to be printed;
controlling the work of a specified light source of the developing mechanism according to the data to be printed, so that the light source of the developing mechanism emits light with a preset wavelength and preset intensity to the printing medium, and image points on the printing medium are developed to obtain a developed image; and
and controlling the fixing mechanism to heat the developed image dots to fix the image dots on a printing medium to obtain a fixed printing image.
8. The imaging method of claim 7, wherein the wavelength and intensity of the emitted light are determined according to the color and color depth of the corresponding pixel of the data to be printed.
Technical Field
The invention relates to the technical field of printing, in particular to printing equipment and an imaging method applied to the printing equipment.
Background
In recent years, there has been an increasing demand for image forming apparatuses to have higher image quality. In addition, the spread of color image forming apparatuses is also advancing. The color image forming apparatus superimposes and transfers toner images of four colors of C (cyan), Y (yellow), M (magenta), and K (black) on a transfer belt, transfers the toner images from the transfer belt onto a printing medium, and performs a cleaning operation on the transfer belt after the transfer is completed.
The above-described color image forming apparatus requires C, M, Y and K to be transferred onto a printing medium using a photosensitive drum assembly, and requires a specific cleaning assembly for cleaning the outer surface of the photosensitive drum after transfer. The color image forming apparatus is to frequently replace the ink cartridge when in use, and the cleaning assembly is easy to damage the photosensitive drum when cleaning.
Disclosure of Invention
The present invention has been made in view of the above circumstances, and an object thereof is to provide a printing apparatus for irradiating light having a certain wavelength onto a printing medium having CMY three-color pigments on a surface thereof so as to develop the CMY pigments and fix them.
An embodiment of the present invention provides a printing apparatus, including:
the main body frame is provided with a paper feeding channel;
a printing unit disposed on the main body frame for performing printing on a printing medium fed along a paper feed path;
a driving unit disposed on the main body frame and having a paper feeding roller for feeding a printing medium;
the printing unit is electrically connected to the driving unit;
the printing unit comprises a developing mechanism and a fixing mechanism which are sequentially arranged along the feeding direction of the printing medium; wherein the developing mechanism includes a plurality of light emitting modules arranged in a line, each light emitting module includes a light source capable of emitting light of a different wavelength, and light emitted from different light sources of the same light emitting module is focused on a predetermined plane;
the fixing mechanism is provided with a thermal head capable of heating the printing medium, so that the developed printing medium passing through the developing mechanism can display a corresponding image under the heating of the thermal head.
Preferably, the light emitting assembly comprises a first light source, a second light source and a third light source, wherein the first light source can emit light with a first wavelength to develop a cyan pigment on a printing medium; the second light source can emit light with a second wavelength to develop the yellow pigment on the printing medium; the third light source is capable of emitting light having a third wavelength to develop a magenta pigment on the print medium.
Preferably, the predetermined plane is a plane on which the printing medium is located when the printing medium is in the paper feeding path.
Preferably, the developing mechanism further comprises a support frame in a strip shape, and the plurality of light emitting assemblies are arranged on the support frame in a linear manner.
Preferably, the light source is a UV lamp.
Preferably, the printing unit further comprises a transmission mechanism, wherein the transmission mechanism is connected with the fixing mechanism and can drive the fixing mechanism to move in a direction close to or far away from the paper feeding channel under the driving of the driving unit.
An embodiment of the present invention further provides an image forming method, which is applied to the above printing apparatus, where the printing apparatus includes a controller having a memory and a processor, and a computer program is stored in the memory, and the computer program can be executed by the processor to implement the following steps:
receiving current data to be printed;
controlling the work of a specified light source of the developing mechanism according to the data to be printed, so that the light source of the developing mechanism emits light with a preset wavelength and preset intensity to the printing medium, and image points on the printing medium are developed; and
and controlling the fixing mechanism to heat the developed image dots to fix the image dots on a printing medium to obtain a fixed printing image.
Preferably, the wavelength and intensity of the emitted light are determined according to the color and color depth of the corresponding pixel point of the data to be printed.
By adopting the technical scheme, the invention can obtain the following technical effects:
the invention provides printing equipment which is provided with a developing mechanism and a fixing mechanism which are sequentially arranged along a feeding direction, wherein photo-development is realized on a printing medium through the developing mechanism, and after the photo-development is realized, the heat fixing is carried out on the developed printing mechanism through the fixing mechanism, so that an image to be printed is reproduced on the printing medium.
Drawings
FIG. 1 depicts a schematic of the structure of a printing apparatus of the present invention;
fig. 2 depicts a flow diagram of an imaging method of an embodiment of the present invention.
Reference symbols of the drawings
1-print medium, 2-print unit, 3-developing mechanism, 31-light emitting assembly, 34-support frame, 4-fixing mechanism, 41-thermal head, 5-paper feeding roller, S1-paper feeding path.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "upper", "lower", "upper section", "lower section", "upper side", "lower side", "middle", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations and positional relationships indicated based on the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The structure and function of the solution of the present application will now be described in detail with reference to fig. 1 to 2.
The first embodiment:
a first embodiment of the present invention provides a printing apparatus including:
the main body frame has a paper path S1.
And a
And a driving unit disposed on the main body frame and having a
The
Wherein the
The fixing mechanism 4 has a thermal head 41 capable of heating the printing medium so that the
In the present embodiment, the driving unit is disposed in the main body frame, and the driving unit includes a
In the embodiment, the number of the
In the present embodiment, a plurality of pigment layers are provided on the
For example, if the
In the present embodiment, the controller of the printing apparatus may control the operation of each
In the present embodiment, based on the above-mentioned operation, the controller sequentially controls each
It should be noted that the
When the fixing mechanism 4 is not in operation, the fixing mechanism 4 is located relatively far away from the paper feeding path S1, and when the thermal fixing operation needs to be performed, the fixing mechanism 4 is driven by the transmission mechanism to be located relatively close to the paper feeding path S1, so as to facilitate thermal fixing.
In summary, the printing apparatus provided by the embodiment of the present invention is configured with the developing
A second embodiment of the present invention further provides an image forming method for use in the printing apparatus of any one of the above embodiments, the printing apparatus comprising a controller having a memory and a processor, the memory having stored therein a computer program executable by the processor to perform the steps of:
s201, receiving current data to be printed;
s202, controlling the work of a specified light source of the developing mechanism according to the data to be printed, so that the developing mechanism emits light with a preset wavelength and a preset intensity to the printing medium, and developing the image points on the printing medium; and
s203, controlling the fixing mechanism to heat the developed image dots, and fixing the image dots on a printing medium to obtain a fixed printing image.
Preferably, the wavelength and intensity of the emitted light are determined according to the color and color depth of the corresponding pixel point of the data to be printed.
The third embodiment:
the present application further provides a computer-readable storage medium, which includes a stored computer program, where when the computer program runs, the apparatus where the computer-readable storage medium is located is controlled to execute the imaging method according to the foregoing embodiment.
Illustratively, the computer programs described herein can be partitioned into one or more modules that are stored in the memory and executed by the processor to implement the invention. The one or more modules may be a series of computer program instruction segments capable of performing specific functions, the instruction segments describing the execution process of the computer program in the implementation server device. For example, the device described in the third embodiment of the present invention.
The Processor may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an APPlication Specific Integrated Circuit (ASIC), a Field-Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic device, discrete hardware component, or the like. The general purpose processor may be a microprocessor or the processor may be any conventional processor or the like, the processor is a control center of the light emitting unit brightness configuration method in the printer, and various interfaces and lines are used to connect the whole to realize the various parts of the light emitting unit brightness configuration method in the printer.
The memory may be used to store the computer programs and/or modules, and the processor may implement the various functions of the light emitting unit brightness configuration method in the printer by running or executing the computer programs and/or modules stored in the memory and calling the data stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required by at least one function (such as a sound playing function, a text conversion function, etc.), and the like; the storage data area may store data (such as audio data, text message data, etc.) created according to the use of the user terminal, etc. In addition, the memory may include high speed random access memory, and may also include non-volatile memory, such as a hard disk, a memory, a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), at least one magnetic disk storage device, a Flash memory device, or other volatile solid state storage device.
Wherein, the module for realizing the service device can be stored in a computer readable storage medium if it is realized in the form of software functional unit and sold or used as a stand-alone product. Based on such understanding, all or part of the flow of the method according to the embodiments of the present invention may also be implemented by a computer program, which may be stored in a computer-readable storage medium, and when the computer program is executed by a processor, the steps of the method embodiments may be implemented. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like. It should be noted that the computer readable medium may contain content that is subject to appropriate increase or decrease as required by legislation and patent practice in jurisdictions, for example, in some jurisdictions, computer readable media does not include electrical carrier signals and telecommunications signals as is required by legislation and patent practice.
It should be noted that the above-described device embodiments are merely illustrative, where the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
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