CN111959138B - Printing system and printing method - Google Patents
Printing system and printing method Download PDFInfo
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- CN111959138B CN111959138B CN202010886375.8A CN202010886375A CN111959138B CN 111959138 B CN111959138 B CN 111959138B CN 202010886375 A CN202010886375 A CN 202010886375A CN 111959138 B CN111959138 B CN 111959138B
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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
- B41J29/393—Devices for controlling or analysing the entire machine ; Controlling or analysing mechanical parameters involving printing of test patterns
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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
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
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- Automation & Control Theory (AREA)
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- Ink Jet (AREA)
Abstract
The invention discloses a printing system and a printing method, wherein the printing system comprises a printer, a printing circuit and a control circuit, the printer is electrically connected with the printing circuit and the control circuit, the printing circuit is used for adjusting output voltage according to temperature feedback of the printer so as to adjust the temperature of the printer, and the control circuit is used for obtaining the voltage of the printer so as to control the printing heating time of the printer. The printing system adjusts the output voltage through the printing circuit to adjust the temperature of the printer, when the temperature of the printer is low, the output voltage is correspondingly increased, and when the temperature of the printer is high, the output voltage response is reduced; acquire the temperature of the voltage in order to calculate the printer and control through control circuit and print the heat time, realize dynamic adjustment heat time, guarantee to print the effect uniformity, this printing system can adapt to different environment, guarantees to print the effect uniformity, prints clearly accurate.
Description
Technical Field
The present invention relates to the field of printing technology, and more particularly, to a printing system and a printing method.
Background
For the terminal POS equipment, the influence of the use environment is large when a customer prints a transaction receipt, and the printing effect is thick or light in scenes with different temperatures, so that the transaction receipt cannot accurately reflect transaction data.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a printing system and a printing method.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a printing system, includes printer, printing circuit and control circuit, the printer respectively with printing circuit with the control circuit electricity is connected, printing circuit is used for feeding back the adjustment output voltage according to the temperature of printer with the adjustment the temperature of printer, control circuit is used for acquireing the voltage of printer in order to control the printing heat time of printer.
The further technical scheme is as follows: the control circuit comprises a control chip U23, and the model of the control chip is CC 4202S.
The further technical scheme is as follows: the control circuit further includes a capacitor C69, a capacitor C125, a capacitor C126, a capacitor C23, a capacitor C78, a capacitor C118, a capacitor C119, a capacitor C120, a capacitor C121, a capacitor C122, a capacitor C123, a capacitor C124, a capacitor C127 and a resistor R15, the VCC5V terminal of the control chip U23 is connected to the first terminal of the capacitor C69, the second terminal of the capacitor C69 is grounded, the VDD terminal of the control chip U23 is connected to the first terminal of the capacitor C125, the VDD _ LPFLASH terminal of the control chip U23 is connected to the first terminal of the capacitor C126, the second terminals of the capacitor C125 and the capacitor C126 are grounded, the VDD33_1 terminal, the VDD33_2 terminal, the VDD _3 terminal, the 33_4 terminal, the 33_5 terminal and the VDD33_6 terminal of the control chip U23 are connected to the capacitor C895, the capacitor C24, the capacitor C119, the capacitor C120, the capacitor C118, the first terminal of the capacitor C121, the capacitor C23, the first terminal of the capacitor C23, and the capacitor C23 are connected to the first terminal of the capacitor C595 terminal of the capacitor C119, the capacitor C121, the second terminal of the capacitor C9, the capacitor C120, the capacitor C23, the capacitor C121, and the second terminal of the VDD terminal of the capacitor C9 of the VDD _3 are connected to the VDD _ 9, the VDD terminal of the capacitor C9, the capacitor C9 of the capacitor C9, the capacitor C9 of the capacitor C9, and the capacitor C9 of the capacitor C2 are connected to the capacitor C2, the capacitor C2 of the capacitor C2, the capacitor C, Second ends of the capacitor C78, the capacitor C118, the capacitor C119, the capacitor C120, the capacitor C121, and the capacitor C122 are all grounded, a VCCA end of the chip U23 is connected to a first end of the capacitor C123, a VDDA end of the control chip U23 is connected to a first end of the capacitor C124, second ends of the capacitor C123 and the capacitor C124 are both grounded, PAD _ AVDD _ BBAT _1 and PAD _ AVDD _ BBAT _2 ends of the control chip U23 are both connected to the resistor R15 and a first end of the capacitor C127, and a second end of the resistor R15 is connected to a second end of the capacitor C127 and grounded.
The further technical scheme is as follows: the printing circuit comprises a boosting chip U15 and an NTC thermistor which is electrically connected with the boosting chip U15.
The further technical scheme is as follows: the type of the boosting chip U15 is SGM 6611A.
The further technical scheme is as follows: the printing circuit further comprises a capacitor C150, a capacitor C151, a capacitor C152, an inductor L7, a capacitor C149, a resistor R137, a capacitor C159, a resistor R14, a resistor R134, a capacitor C153, a resistor R138, a resistor R143, a capacitor C21, a capacitor C160, a resistor R144, a capacitor C161, a capacitor C140, a capacitor C163, a capacitor C164 and a capacitor C165, wherein a BOOT end of the boost chip U15 is connected with a first end of the capacitor C149, a VIN end of the boost chip U15 is connected with first ends of the capacitor C150, the capacitor C151, the capacitor C152 and the inductor L7, second ends of the capacitor C150, the capacitor C151 and the capacitor C152 are all grounded, an ILIM end of the boost chip U15 is connected with a second end of the resistor R137, the first end of the resistor R137 is grounded, an EN end of the boost chip U15 is connected with a first end of the capacitor C159, a second end of the capacitor C159 is grounded, and a second end of the boost chip U15 is connected with a second end of the inductor L7 of the capacitor C2, A second end of the capacitor C149 is connected to a first end of the resistor R14, an FSW end of the boost chip U15 is connected to a second end of the resistor R14 and a first end of the resistor R134, a second end of the resistor R134 is grounded, a VCC end of the boost chip U15 is connected to a first end of the capacitor C153, a second end of the capacitor C153 is grounded, an FB end of the boost chip U15 is connected to the first ends of the capacitor C160, the NTC thermistor and the resistor R138, a second end of the resistor R138 is grounded, a COMP end of the boost chip U15 is connected to the first ends of the resistor R143 and the capacitor C21, a second end of the resistor R143 is connected to a second end of the capacitor C161, a first end of the capacitor C161 and a second end of the capacitor C21 are grounded, and a VOUT end of the boost chip U15 is connected to the second end of the capacitor C160, the second end of the resistor R144 and the capacitor C140, respectively, First ends of the capacitor C163, the capacitor C164 and the capacitor C165 are connected, and second ends of the capacitor C140, the capacitor C163, the capacitor C164 and the capacitor C165 are grounded.
The further technical scheme is as follows: the ADC _ IN [0] terminal of the control chip U23 is connected to the first terminal of the capacitor C165.
A printing method, based on the printing system, comprising the steps of:
the printing circuit adjusts output voltage to the printer according to temperature feedback of the printer;
the control circuit calculates the temperature of the printer;
the control circuit adjusts the printing heating time of the printer according to the calculated temperature of the printer.
The further technical scheme is as follows: the step of the printing circuit adjusting the output voltage to the printer according to the temperature feedback of the printer comprises the following steps:
the printing circuit adjusts output voltage to the printer according to the change of the NTC thermistor resistance value.
The further technical scheme is as follows: the step of the control circuit calculating the temperature of the printer comprises:
the control circuit calculates the temperature of the printer according to the output voltage of the printer.
Compared with the prior art, the invention has the beneficial effects that: the printing system adjusts the output voltage through the printing circuit to adjust the temperature of the printer, when the temperature of the printer is low, the output voltage is correspondingly increased, and when the temperature of the printer is high, the output voltage response is reduced; the temperature of the voltage of obtaining the printer through control circuit in order to calculate the printer prints the heat time with further control, realizes dynamic adjustment heat time, guarantees to print the effect uniformity, and this printing system can adapt to different environment, guarantees to print the effect uniformity, prints clear accuracy. The printing method realizes that the output voltage is adjusted according to the temperature feedback of the printer so as to adjust the temperature of the printer, the temperature of the printer is calculated through the circuit and the printing heating time is controlled, the dynamic adjustment of the heating time is realized, the consistency of the printing effect is ensured, the printing method can adapt to different environments, the consistency of the printing effect is ensured, and the printing is clear and accurate.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above description and other objects, features, and advantages of the present invention more clearly understandable, preferred embodiments are described in detail below.
Drawings
FIG. 1 is a block diagram of electrical connections of a printing system;
FIG. 2 is a circuit diagram of a control circuit;
FIG. 3 is a circuit diagram of a printing circuit;
fig. 4 is a flow chart diagram of a printing method.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present 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", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.
As shown in fig. 1 to 3, a printing system includes a printer 2, a printing circuit 3 and a control circuit 1, the printer 2 is electrically connected to the printing circuit 3 and the control circuit 1, the printing circuit 3 is configured to adjust an output voltage according to temperature feedback of the printer 2 to adjust a temperature of the printer 2, and the control circuit 1 is configured to obtain a voltage of the printer 2 to control a printing heating time of the printer 2. The printing circuit 3 is used for adjusting the output voltage according to the temperature feedback of the printer 2 so as to adjust the temperature of the printer 2, when the temperature of the printer 2 is low, the output voltage is correspondingly increased, and when the temperature of the printer 2 is high, the output voltage response is reduced; control circuit 1 is used for obtaining the temperature of printer 2 with the calculation printer 2 of the voltage and prints the heat time in order further control, realizes dynamic adjustment heat time, guarantees to print the effect uniformity, and this printing system can adapt to different environment, guarantees to print the effect uniformity, prints clearly accurate.
Specifically, as shown in fig. 2, the control circuit 1 includes a control chip U23, the model of which is CC 4202S.
Specifically, as shown in fig. 2, the control circuit 1 further includes a capacitor C69, a capacitor C125, a capacitor C126, a capacitor C23, a capacitor C78, a capacitor C118, a capacitor C119, a capacitor C120, a capacitor C121, a capacitor C122, a capacitor C123, a capacitor C124, a capacitor C127, and a resistor R15, wherein a VCC5V terminal of the control chip U23 is connected to a first terminal of the capacitor C69, a second terminal of the capacitor C69 is grounded, a VDD terminal of the control chip U23 is connected to a first terminal of the capacitor C125, a VDD _ LPFLASH terminal of the control chip U23 is connected to a first terminal of the capacitor C126, second terminals of the capacitor C125 and the capacitor C126 are grounded, a VDD33_1 terminal, a VDD33_2 terminal, a VDD33_3 terminal, a VDD _ 33_4 terminal, a VDD33_5 terminal, and a VDD33_6 terminal of the control chip U23 are connected to a first terminal of the capacitors C23, a capacitor C78, a capacitor C119, a capacitor C120, a capacitor C122, a capacitor C121, a capacitor C23 3, a capacitor C120, a capacitor C23 3, the VCCA end of the chip U23 is connected to the first end of the capacitor C123, the VDDA end of the control chip U23 is connected to the first end of the capacitor C124, the second ends of the capacitor C123 and the capacitor C124 are both grounded, the PAD _ AVDD _ BBAT _1 end and the PAD _ AVDD _ BBAT _2 end of the control chip U23 are both connected to the first ends of the resistor R15 and the capacitor C127, and the second end of the resistor R15 is connected to the second end of the capacitor C127 and is grounded. The control circuit 1 calculates the ambient temperature through the corresponding relation between the voltage and the temperature, prolongs the printing heating time when the ambient temperature is low, and reduces the printing heating time when the ambient temperature is high, thereby finally realizing the consistency of the printing effect.
Specifically, as shown in fig. 3, the print circuit 3 includes a boost chip U15 and an NTC thermistor electrically connected to the boost chip U15.
Specifically, the model of the boost chip U15 is SGM 6611A.
Specifically, as shown in fig. 3, the print circuit 3 further includes a capacitor C150, a capacitor C151, a capacitor C152, an inductor L7, a capacitor C149, a resistor R137, a capacitor C159, a resistor R14, a resistor R134, a capacitor C153, a resistor R138, a resistor R143, a capacitor C21, a capacitor C160, a resistor R144, a capacitor C161, a capacitor C140, a capacitor C163, a capacitor C164, and a capacitor C165, a BOOT terminal of the boost chip U15 is connected to a first terminal of the capacitor C149, a VIN terminal of the boost chip U15 is connected to first terminals of the capacitor C150, the capacitor C151, the capacitor C152, and the inductor L7, second terminals of the capacitor C150, the capacitor C151, and the capacitor C152 are all grounded, an ILIM terminal of the boost chip U15 is connected to a second terminal of the resistor R137, a first terminal of the resistor R137 is grounded, an EN terminal of the boost chip 493u 2 is connected to a first terminal of the capacitor C159, a second terminal of the capacitor C159 is grounded, a second terminal of the boost chip U149 is connected to a second terminal of the capacitor C925, the FSW end of the boost chip U15 is connected to the second end of the resistor R14 and the first end of the resistor R134, the second end of the resistor R134 is grounded, the VCC end of the boost chip U15 is connected to the first end of the capacitor C153, the second end of the capacitor C153 is grounded, the FB end of the boost chip U15 is connected to the first ends of the capacitor C160, the NTC thermistor and the resistor R138, the second end of the resistor R138 is grounded, the COMP end of the boost chip U15 is connected to the first ends of the resistor R143 and the capacitor C21, the second end of the resistor R143 is connected to the second end of the capacitor C161, the first end of the capacitor C161 and the second end of the capacitor C21 are grounded for boosting, the VOUT end of the chip U15 is connected to the second end of the capacitor C160, the second end of the resistor R144, the first ends of the capacitor C140, the capacitor C163, the capacitor C164 and the capacitor C165, and the second ends of the capacitor C140, the capacitor C163, the capacitor C164 and the capacitor C165 are grounded. The printing circuit 3 adjusts the output voltage through the NTC thermistor along with the temperature change, when the environment temperature rises, the resistance value of the NTC thermistor is correspondingly reduced, and because the feedback voltage of the boosting chip U15 is unchanged, and the feedback resistor is reduced along with the NTC thermistor, the output voltage is reduced at the moment, and the heating power is reduced; when the temperature is reduced, the resistance value of the NTC thermistor is correspondingly increased, and since the feedback voltage of the boost chip U15 is constant and the feedback resistor is increased along with the NTC thermistor, the output voltage is increased, and the heating power is increased.
Specifically, as shown IN FIG. 3, the ADC _ IN [0] of the control chip U23 is connected to the first terminal of the capacitor C165.
As shown in fig. 4, a printing method based on the printing system shown in fig. 1 to 3 includes the following steps:
s10, the printing circuit feeds back and adjusts output voltage to the printer according to the temperature of the printer;
s20, calculating the temperature of the printer by the control circuit;
and S30, the control circuit adjusts the printing heating time of the printer according to the calculated temperature of the printer. The printing method realizes that the output voltage is adjusted according to the temperature feedback of the printer so as to adjust the temperature of the printer, when the temperature of the printer is low, the output voltage is correspondingly increased, and when the temperature of the printer is high, the output voltage response is reduced; the control circuit calculates the temperature of the printer and controls the printing heating time, dynamic adjustment of the heating time is achieved, the consistency of printing effects is guaranteed, the printing method can adapt to different environments, the consistency of the printing effects is guaranteed, and printing is clear and accurate.
Specifically, the step of the printing circuit adjusting the output voltage to the printer according to the temperature feedback of the printer comprises:
the printing circuit adjusts output voltage to the printer according to the change of the NTC thermistor resistance value.
Specifically, the step of the control circuit calculating the temperature of the printer includes:
the control circuit calculates the temperature of the printer according to the output voltage of the printer.
Compared with the prior art, the printing system adjusts the output voltage through the printing circuit to adjust the temperature of the printer, when the temperature of the printer is low, the output voltage is correspondingly increased, and when the temperature of the printer is high, the output voltage response is reduced; the temperature of the voltage of obtaining the printer through control circuit in order to calculate the printer prints the heat time with further control, realizes dynamic adjustment heat time, guarantees to print the effect uniformity, and this printing system can adapt to different environment, guarantees to print the effect uniformity, prints clear accuracy. The printing method realizes that the output voltage is adjusted according to the temperature feedback of the printer so as to adjust the temperature of the printer, the temperature of the printer is calculated through the circuit and the printing heating time is controlled, the dynamic adjustment of the heating time is realized, the consistency of the printing effect is ensured, the printing method can adapt to different environments, the consistency of the printing effect is ensured, and the printing is clear and accurate.
The technical contents of the present invention are further illustrated by the examples only for the convenience of the reader, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation based on the present invention is protected by the present invention. The protection scope of the invention is subject to the claims.
Claims (7)
1. A printing system is characterized by comprising a printer, a printing circuit and a control circuit, wherein the printer is respectively electrically connected with the printing circuit and the control circuit, the printing circuit is used for adjusting output voltage according to temperature feedback of the printer so as to adjust the temperature of the printer, and the control circuit is used for acquiring the voltage of the printer so as to control the printing heating time of the printer;
the printing circuit comprises a boosting chip U15 and an NTC thermistor, and the NTC thermistor is electrically connected with the boosting chip U15;
the control circuit comprises a control chip U23, and the model of the control chip is CC 4202S;
the control circuit further includes a capacitor C69, a capacitor C125, a capacitor C126, a capacitor C23, a capacitor C78, a capacitor C118, a capacitor C119, a capacitor C120, a capacitor C121, a capacitor C122, a capacitor C123, a capacitor C124, a capacitor C127 and a resistor R15, the VCC5V terminal of the control chip U23 is connected to the first terminal of the capacitor C69, the second terminal of the capacitor C69 is grounded, the VDD terminal of the control chip U23 is connected to the first terminal of the capacitor C125, the VDD _ LPFLASH terminal of the control chip U23 is connected to the first terminal of the capacitor C126, the second terminals of the capacitor C125 and the capacitor C126 are grounded, the VDD33_1 terminal, the VDD33_2 terminal, the VDD _3 terminal, the 33_4 terminal, the 33_5 terminal and the VDD33_6 terminal of the control chip U23 are connected to the capacitor C895, the capacitor C24, the capacitor C119, the capacitor C120, the capacitor C118, the first terminal of the capacitor C121, the capacitor C23, the first terminal of the capacitor C23, and the capacitor C23 are connected to the first terminal of the capacitor C595 terminal of the capacitor C119, the capacitor C121, the second terminal of the capacitor C9, the capacitor C120, the capacitor C23, the capacitor C121, and the second terminal of the VDD terminal of the capacitor C9 of the VDD _3 are connected to the VDD _ 9, the VDD terminal of the capacitor C9, the capacitor C9 of the capacitor C9, the capacitor C9 of the capacitor C9, and the capacitor C9 of the capacitor C2 are connected to the capacitor C2, the capacitor C2 of the capacitor C2, the capacitor C, Second ends of the capacitor C78, the capacitor C118, the capacitor C119, the capacitor C120, the capacitor C121, and the capacitor C122 are all grounded, a VCCA end of the chip U23 is connected to a first end of the capacitor C123, a VDDA end of the control chip U23 is connected to a first end of the capacitor C124, second ends of the capacitor C123 and the capacitor C124 are both grounded, PAD _ AVDD _ BBAT _1 and PAD _ AVDD _ BBAT _2 ends of the control chip U23 are both connected to the resistor R15 and a first end of the capacitor C127, and a second end of the resistor R15 is connected to a second end of the capacitor C127 and grounded.
2. The printing system of claim 1, wherein the boost chip U15 is model number SGM 6611A.
3. The printing system of claim 2, wherein said printing circuitry further comprises a capacitor C150, a capacitor C151, a capacitor C152, an inductor L7, a capacitor C149, a resistor R137, a capacitor C159, a resistor R14, a resistor R134, a capacitor C153, a resistor R138, a resistor R143, a capacitor C21, a capacitor C160, a resistor R144, a capacitor C161, a capacitor C140, a capacitor C163, a capacitor C164, and a capacitor C165, wherein the BOOT terminal of said boost chip U15 is connected to a first terminal of said capacitor C149, the VIN terminal of boost chip U15 is connected to first terminals of said capacitor C150, capacitor C151, capacitor C152, and inductor L7, respectively, wherein second terminals of said capacitor C150, said capacitor C151, and said capacitor C152 are each connected to ground, wherein the ILIM terminal of said boost chip U15 is connected to a second terminal of said resistor R137, the first terminal of said resistor R137 is connected to ground, the EN terminal of said boost chip U15 is connected to the first terminal of said capacitor C159, and the second terminal of said capacitor C159 is connected to ground, an SW end of the boost chip U15 is connected to the second end of the inductor L7, the second end of the capacitor C149 and the first end of the resistor R14, an FSW end of the boost chip U15 is connected to the second end of the resistor R14 and the first end of the resistor R134, the second end of the resistor R134 is grounded, a VCC end of the boost chip U15 is connected to the first end of the capacitor C153, the second end of the capacitor C153 is grounded, an FB end of the boost chip U15 is connected to the first ends of the capacitor C160, the NTC thermistor and the resistor R138, the second end of the resistor R138 is grounded, a COMP end of the boost chip U15 is connected to the first ends of the resistor R143 and the capacitor C21, the second end of the resistor R143 is connected to the second end of the capacitor C161, the first end of the capacitor C161 and the second end of the capacitor C21 are grounded, and the second end of the boost chip U15 is connected to the second end of the VOUT C160 and the second end of the capacitor R14, A second end of the resistor R144 is connected to a first end of the capacitor C140, the capacitor C163, the capacitor C164, and the capacitor C165, and a second end of the capacitor C140, the capacitor C163, the capacitor C164, and the capacitor C165 is grounded.
4. The printing system of claim 3, wherein an ADC _ IN [0] terminal of said control chip U23 is connected to a first terminal of said capacitor C165.
5. A printing method based on the printing system of any one of claims 1 to 4, comprising:
the printing circuit adjusts output voltage to the printer according to temperature feedback of the printer;
the control circuit calculates the temperature of the printer;
the control circuit adjusts the printing heating time of the printer according to the calculated temperature of the printer.
6. The printing method of claim 5, wherein the step of the printing circuit adjusting the output voltage to the printer based on the temperature feedback of the printer comprises:
the printing circuit adjusts output voltage to the printer according to the change of the NTC thermistor resistance value.
7. The printing method of claim 5, wherein the step of the control circuit calculating the temperature of the printer comprises:
the control circuit calculates the temperature of the printer according to the output voltage of the printer.
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| CN202010886375.8A CN111959138B (en) | 2020-08-28 | 2020-08-28 | Printing system and printing method |
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| CN202010886375.8A CN111959138B (en) | 2020-08-28 | 2020-08-28 | Printing system and printing method |
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| CN111959138B true CN111959138B (en) | 2022-07-01 |
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| CN109532240A (en) * | 2018-11-08 | 2019-03-29 | 福建联迪商用设备有限公司 | A kind of thermo-optic effect compensation method, control module, terminal and Time Control |
| CN111038112A (en) * | 2019-12-31 | 2020-04-21 | 江门市得实计算机外部设备有限公司 | Method for reducing influence of power supply voltage fluctuation on printing quality on thermal printing head |
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| CN1628978A (en) * | 2003-12-19 | 2005-06-22 | 明基电通股份有限公司 | Printer capable of regulating ink-jet energy according to ink-jet head temperature and relative regulating method |
| CN1644384A (en) * | 2004-11-05 | 2005-07-27 | 季节 | Heating time controlling method and controller for thermal sensitive printer head |
| CN201319113Y (en) * | 2008-12-19 | 2009-09-30 | 天津光电通信技术有限公司 | Automatic control system under laser printing work environment |
| CN104494317A (en) * | 2014-11-27 | 2015-04-08 | 深圳市理邦精密仪器股份有限公司 | Apparatus and method for automatically adjusting heating time of thermo-sensitive printer |
| CN206773797U (en) * | 2017-05-04 | 2017-12-19 | 广州洛图终端技术有限公司 | A kind of lottery ticket printer for possessing accurate heating function in real time |
| CN107244146A (en) * | 2017-05-31 | 2017-10-13 | 青岛海信智能商用系统股份有限公司 | Thermal printing head temperature-control circuit and thermal printer |
| CN109532240A (en) * | 2018-11-08 | 2019-03-29 | 福建联迪商用设备有限公司 | A kind of thermo-optic effect compensation method, control module, terminal and Time Control |
| CN111038112A (en) * | 2019-12-31 | 2020-04-21 | 江门市得实计算机外部设备有限公司 | Method for reducing influence of power supply voltage fluctuation on printing quality on thermal printing head |
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