CN110861412A - Printer machine - Google Patents
Printer machine Download PDFInfo
- Publication number
- CN110861412A CN110861412A CN201911185050.0A CN201911185050A CN110861412A CN 110861412 A CN110861412 A CN 110861412A CN 201911185050 A CN201911185050 A CN 201911185050A CN 110861412 A CN110861412 A CN 110861412A
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- Prior art keywords
- thermal
- head
- probe
- printer
- printing head
- 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.)
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Classifications
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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
- B41J2/32—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 using thermal heads
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Immunology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Electronic Switches (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
Abstract
A printer, comprising: the thermal printing head is used for printing characters on thermal paper; the thermal printing head is arranged on the printer; a measuring box for detecting the thermal printing head; the measuring box is arranged on the printer; a probe for assisting the measuring box to detect the thermal printing head; the probe is movably arranged on the thermal printing head and contacts with or is far away from the thermal printing head in the moving process, and the probe is electrically connected with the measuring box. The application provides a inker can accomplish the electron performance to a plurality of parts of thermal printer head and detect in advance, reduces the outflow rate of bad product, promotes and prints the product quality.
Description
Technical Field
The invention belongs to the technical field of a printer, and particularly relates to a printer.
Background
The printer has wide application in daily life, such as bank note printing, library printing, and the like. Among them, there are various kinds of printers, and a thermal printer is one representative.
For example, patent publication No. CN1065819C entitled "thermal printer" discloses a thermal printer in which a heat-generating body is voltage-heated by a thermal printer head to perform a printing operation on thermal paper. It is clearly known that thermal printing heads are nuclear electrical components in printers.
In practice, however, for various reasons, there may be damage to any part or the entire circuit inside the thermal head, but it is not clear to the user when in use, which may result in poor quality of the printed product or even possible electrical accidents.
Disclosure of Invention
To solve the above problems, the present invention provides a printer including:
the thermal printing head is used for printing characters on thermal paper; the thermal printing head is arranged on the printer;
a measuring box for detecting the thermal printing head; the measuring box is arranged on the printer;
a probe for assisting the measuring box to detect the thermal printing head; the probe is movably arranged on the thermal printing head and contacts with or is far away from the thermal printing head in the moving process, and the probe is electrically connected with the measuring box.
In one embodiment, the printer is provided with a workbench, and the thermal printing head is arranged on the workbench and is opposite to the probe.
As an embodiment, a left side positioning block and a lower side positioning block are arranged on the workbench, and the left side positioning block and the lower side positioning block are respectively used for limiting the movement of the thermal printing head in the horizontal direction and the vertical direction.
In one embodiment, a thermal print head clamp is arranged on the workbench and used for clamping the thermal print head.
In one embodiment, the printer is further provided with a table lifting cylinder, the table lifting cylinder is connected with the table, and the table lifting cylinder controls the lifting of the table.
In one embodiment, the thermal print head holder is provided with a vacuum pump for generating a vacuum in the thermal print head holder and sucking the thermal print head tightly.
In one embodiment, the thermal print head is provided with circuit pins, and when the probe contacts with the thermal print head, the probe contacts with the circuit pins.
In one embodiment, the thermal print head is provided with a thermistor, and the measuring box measures the resistance value of the thermistor when the probe is in contact with the thermal print head.
In one embodiment, the thermal print head is provided with an IC driving chip and a heating element, the IC driving chip presses the heating element to generate heat to print characters on the thermal paper, and the measuring box controls the IC driving chip to measure the resistance value of the heating element when the probe contacts the thermal print head.
In one embodiment, the thermal print head further includes a substrate, and the IC driving chip and the heating element are disposed on the substrate.
The application provides a inker can accomplish the electron performance to a plurality of parts of thermal printer head and detect in advance, reduces the outflow rate of bad product, promotes and prints the product quality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a printer according to the present invention;
FIG. 2 is a schematic diagram of a printer according to the present invention;
FIG. 3 is a schematic diagram of a printer according to the present invention;
fig. 4 is a right side view structure schematic diagram of the printer provided by the invention.
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 further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 to 4, in an embodiment of the present application, the present application provides a printer including: the thermal head 1, the measurement box 2, and the probe 3 will be described in detail below.
In an embodiment of the present application, as shown in fig. 1 to 4, the present application provides a printer including:
a thermal print head 1 for printing characters on thermal paper; the thermal printing head 1 is arranged on the printer;
a measuring box 2 for detecting the thermal print head 1; the measuring box 2 is arranged on the printer;
a probe 3 for assisting the measuring box 2 to detect the thermal head 1; the probe 3 is movably arranged on the thermal printing head 1 and contacts or moves away from the thermal printing head 1 during the movement, and the probe 3 is electrically connected with the measuring box 2.
When the printer works, the probe 3 can stretch on the printer to be contacted with or separated from the thermal printing head 1, and when the probe is contacted with the thermal printing head, the measuring box 2 is electrically connected with the thermal printing head 1, so that the measuring box 2 can detect various electronic properties of the thermal printing head 1.
As shown in fig. 1, in the embodiment of the present application, a table 4 is provided on the printer, and the thermal head 1 is provided on the table 4 and is opposed to the probe 3.
In the embodiment of the present application, the thermal print head 1 is directly opposite to the probe 3, and the thermal print head 1 is located directly below the probe 3. The probe 3 is a retractable probe which can be set to extend or retract on a printer; when the probe body 3 extends out, the probe 3 can approach the thermal printing head 1 until contacting, so that the connection of the measuring box 2 and the thermal printing head 1 forms a loop, and the measuring box 2 can electrically detect the thermal printing head 1; when the probe body 3 is retracted, the probe 3 can be far away from the thermal printing head 1 until completely separated, so that the connection between the measuring box 2 and the thermal printing head 1 is broken, and the measuring box 2 cannot electrically detect the thermal printing head 1.
In the embodiment of the present application, the thermal print head 1 may not be directly opposite to the probe 3, but needs to be in contact with the thermal print head 1 at a certain position during the movement of the probe 3 so that the connection between the measuring box 2 and the thermal print head 1 forms a loop to facilitate the electrical detection of the thermal print head 1.
In the embodiment of the present application, the thermal print head 1 may not be located directly below the probe 3, for example, may be located on the right, left, or even above the probe, and the positional relationship between the two is not limited.
In this application embodiment, probe 3 through extending structure with the inker is connected, extending structure can be for multiple modes such as guide rail, spring, relay, this application does not restrict this.
In the embodiment of the present application, the measurement box 2 may be in various forms such as a multimeter and an oscilloscope, and may detect various electrical parameters such as voltage, current, and resistance, which is not limited in the present application.
As shown in fig. 2, in the embodiment of the present application, a left positioning block 5 and a lower positioning block 6 are disposed on the table 4, and the left positioning block 5 and the lower positioning block 6 are respectively used for limiting the movement of the thermal print head 1 in the horizontal direction and the vertical direction.
In the embodiment of the present application, the left positioning block 5 and the lower positioning block 6 may have the same shape or different shapes, for example, the left positioning block 5 may be any one or combination of multiple structures such as a cube, a cylinder, and a cone, and the lower positioning block 6 may also be any one or combination of multiple structures such as a cube, a cylinder, and a cone, which is not limited in this application.
In the embodiment of the present application, the shapes of the left side positioning block 5 and the lower side positioning block 6 may or may not be adapted to the respective contact surfaces of the thermal print head 1, which is not limited in the present application.
In the embodiment of the present application, when the left positioning block 5 and the lower positioning block 6 are respectively in contact with the corresponding surfaces of the thermal print head 1, the left positioning block 5 and the lower positioning block 6 respectively abut against the thermal print head 1 to position the thermal print head.
In the embodiment of the present application, as shown in fig. 1, a thermal head holder 7 is provided on the table 4, and the thermal head holder 7 is used for clamping the thermal head 1.
In the embodiment of the present application, the thermal print head holder 7 may have various structures, such as a manipulator, or may be adapted to the shape of the thermal print head 1, so as to hold the thermal print head 1 well when the thermal print head is installed therein, which is not limited in the present application.
As shown in fig. 1, in the embodiment of the present application, a table lifting cylinder 8 is further disposed on the printer, and the table lifting cylinder 8 is connected to the table 4 to control the lifting thereof.
In the embodiment of the present application, a vacuum pump is provided on the thermal head holder 7, and the vacuum pump is used for generating vacuum and tightly sucking the thermal head 1.
In the embodiment of the present application, the thermal print head 1 is provided with circuit pins, and when the probe 3 contacts the thermal print head 1, the probe 3 contacts the circuit pins.
In the embodiment of the present application, the thermal head 1 is provided with a thermistor, and the measuring box 2 measures the resistance value of the thermistor when the probe 3 is in contact with the thermal head 1.
As shown in fig. 3, in the embodiment of the present application, the thermal head 1 is provided with an IC driver chip 9 and a heating element 10, the IC driver chip 9 presses the heating element 10 to generate heat to print on the thermal paper, and the measurement box 2 controls the IC driver chip 9 to measure the resistance value of the heating element 10 when the probe 3 is in contact with the thermal head 1.
As shown in fig. 3, in the embodiment of the present application, a substrate 11 is further provided on the thermal print head 1, and the IC driving chip 9 and the heat generating body 10 are provided on the substrate 11.
In the embodiment of the present application, specifically, the work flow of the printer provided by the present application is as follows:
1. taking the thermal printing head 1 and placing the thermal printing head on a thermal printing head clamp 7;
2. pushing the thermal printing head 1 to be close to the left side reference surface and the lower side reference surface;
3. pressing a 'start' button on an operation panel;
4. the vacuum pump of the thermal print head clamp 7 sucks air to generate vacuum, and the thermal print head 1 is adsorbed;
5. the probe 3 descends and contacts the circuit pin of the thermal printing head 1;
6. the measuring box 2 measures the resistance value of the thermistor;
7. if the resistance value of the thermistor is abnormal, the measurement is finished;
8. determining whether the circuit on the thermal printing head 1 has short broken circuit, if yes, finishing the determination;
9. the measuring box 2 controls the transistor switch of the IC driving chip 9, measures the resistance value of the heating element 10 and displays the resistance value on the display of the measuring box 2;
10. the workbench lifting cylinder 8 controls the workbench 4 to ascend and drives the thermal printing head clamp 7 to ascend;
11. when the thermal printing head 1 rises to be in contact with the rubber roller 13, the thermal paper is pressed between the rubber roller 13 and the thermal printing head 1 and is respectively tangent with the rubber roller 13 and the heating body 10;
12. the rubber roller 13 drives the thermal paper to rotate, and meanwhile, the measuring box 2 sequentially applies voltage to the heating element 10 by taking DOT points as units according to the time sequence, so that the part of the heating element 10 with the voltage applied is heated, and the printing on the thermal paper is realized;
13. after printing is finished, the workbench lifting cylinder 8 controls the workbench 4 to descend;
14. the probe 3 is lifted;
15. the heat-sensitive printing head clamp 7 closes the vacuum pump to suck air;
16. the measured thermal head 1 is removed.
Through the steps, the resistance value of the final thermistor of the thermal printing head is measured, whether the thermal printing head has short circuit or not is measured, whether the IC driving chip can normally switch on or off the transistor in the IC is measured, the resistance value of the heating element is measured, and the printing effect on the thermal paper is confirmed, so that the defective products are prevented from flowing out.
The application provides a inker can accomplish the electron performance to a plurality of parts of thermal printer head and detect in advance, reduces the outflow rate of bad product, promotes and prints the product quality.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. A printer, comprising:
a thermal print head (1) for printing on thermal paper (12); the thermal printing head (1) is arranged on the printer;
a measuring box (2) for detecting the thermal printing head (1); the measuring box (2) is arranged on the printer;
a probe (3) for assisting the measuring box (2) to detect the thermal printing head (1); the probe (3) is movably arranged on the thermal printing head (1) and contacts or is far away from the thermal printing head (1) in the moving process, and the probe (3) is electrically connected with the measuring box (2).
2. A printer according to claim 1, characterised in that it is provided with a table (4) and in that the thermal printing head (1) is arranged on the table (4) opposite the probe (3).
3. The printer according to claim 2, characterised in that a left side positioning block (5) and a lower side positioning block (6) are provided on the table (4), the left side positioning block (5) and the lower side positioning block (6) being used to limit the movement of the thermal head (1) in the horizontal direction and the vertical direction, respectively.
4. A printer according to claim 2, characterised in that a thermal print head holder (7) is provided on the table (4), the thermal print head holder (7) being adapted to hold the thermal print head (1).
5. The printer according to claim 2, characterized in that a table lifting cylinder (8) is further provided on the printer, the table lifting cylinder (8) is connected to the table (4), and the table lifting cylinder (8) controls the lifting of the table (4).
6. The printer according to claim 4, characterised in that a vacuum pump is provided on the thermal print head holder (7) for generating a vacuum in the thermal print head holder (7) and for sucking the thermal print head (1).
7. A printer according to claim 1, characterised in that the thermal head (1) is provided with circuit pins, the probe (3) being in contact with the circuit pins when the probe (3) is in contact with the thermal head (1).
8. The printer according to claim 1, wherein a thermistor is provided on said thermal head (1), and said measuring box (2) measures the resistance of said thermistor when said probe (3) is brought into contact with said thermal head (1).
9. The printer according to claim 1, wherein an IC driver chip (9) and a heating element (10) are provided on the thermal head (1), the IC driver chip (9) presses the heating element (10) to generate heat to print on the thermal paper (12), and the measurement box (2) controls the IC driver chip (9) to measure the resistance value of the heating element (10) when the probe (3) comes into contact with the thermal head (1).
10. The printer according to claim 9, wherein a substrate (11) is further provided on the thermal head (1), and the IC driving chip (9) and the heat generating body (10) are provided on the substrate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911185050.0A CN110861412A (en) | 2019-11-28 | 2019-11-28 | Printer machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911185050.0A CN110861412A (en) | 2019-11-28 | 2019-11-28 | Printer machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110861412A true CN110861412A (en) | 2020-03-06 |
Family
ID=69655500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911185050.0A Pending CN110861412A (en) | 2019-11-28 | 2019-11-28 | Printer machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110861412A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS513648A (en) * | 1974-06-28 | 1976-01-13 | Matsushita Electric Ind Co Ltd | |
| JPS58136458A (en) * | 1982-02-08 | 1983-08-13 | Ricoh Co Ltd | Energization transfer type recording electrode |
| CN2349010Y (en) * | 1998-11-16 | 1999-11-17 | 威海北洋电气集团股份有限公司 | Controller for thermo-sensitive printer |
| CN1243068A (en) * | 1998-07-29 | 2000-02-02 | 索尼株式会社 | Print-head diagnosis device for printer and diagnosis method for print-head |
| CN2507649Y (en) * | 2001-08-21 | 2002-08-28 | 山东华菱电子有限公司 | Printing unit of thermal printer |
| CN101746151A (en) * | 2008-12-12 | 2010-06-23 | 山东新北洋信息技术股份有限公司 | Detecting device of thermal printer head, detecting method and thermal printer thereof |
| CN101274541B (en) * | 2007-03-27 | 2011-10-26 | 精工爱普生株式会社 | Thermal head and printing device |
| CN202180648U (en) * | 2011-06-14 | 2012-04-04 | 惠州科美思医用仪器有限公司 | Protection circuit of electrocardiogram machine printing head |
| CN102529416A (en) * | 2010-11-30 | 2012-07-04 | 罗姆股份有限公司 | Thermal print head |
| CN202764430U (en) * | 2012-08-18 | 2013-03-06 | 山东华菱电子有限公司 | Thermal printing head |
| TWM566659U (en) * | 2018-06-15 | 2018-09-11 | 鼎翰科技股份有限公司 | Real-time inspection device of thermal-transfer printing head |
| CN108944064A (en) * | 2018-06-07 | 2018-12-07 | 广州四为科技有限公司 | The method of device for adjusting and measuring, commissioning thermal head resistance value |
| CN110027327A (en) * | 2019-05-10 | 2019-07-19 | 深圳市博思得科技发展有限公司 | A kind of new wide thermal printing head and preparation method thereof |
-
2019
- 2019-11-28 CN CN201911185050.0A patent/CN110861412A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS513648A (en) * | 1974-06-28 | 1976-01-13 | Matsushita Electric Ind Co Ltd | |
| JPS58136458A (en) * | 1982-02-08 | 1983-08-13 | Ricoh Co Ltd | Energization transfer type recording electrode |
| CN1243068A (en) * | 1998-07-29 | 2000-02-02 | 索尼株式会社 | Print-head diagnosis device for printer and diagnosis method for print-head |
| CN2349010Y (en) * | 1998-11-16 | 1999-11-17 | 威海北洋电气集团股份有限公司 | Controller for thermo-sensitive printer |
| CN2507649Y (en) * | 2001-08-21 | 2002-08-28 | 山东华菱电子有限公司 | Printing unit of thermal printer |
| CN101274541B (en) * | 2007-03-27 | 2011-10-26 | 精工爱普生株式会社 | Thermal head and printing device |
| CN101746151A (en) * | 2008-12-12 | 2010-06-23 | 山东新北洋信息技术股份有限公司 | Detecting device of thermal printer head, detecting method and thermal printer thereof |
| CN102529416A (en) * | 2010-11-30 | 2012-07-04 | 罗姆股份有限公司 | Thermal print head |
| CN202180648U (en) * | 2011-06-14 | 2012-04-04 | 惠州科美思医用仪器有限公司 | Protection circuit of electrocardiogram machine printing head |
| CN202764430U (en) * | 2012-08-18 | 2013-03-06 | 山东华菱电子有限公司 | Thermal printing head |
| CN108944064A (en) * | 2018-06-07 | 2018-12-07 | 广州四为科技有限公司 | The method of device for adjusting and measuring, commissioning thermal head resistance value |
| TWM566659U (en) * | 2018-06-15 | 2018-09-11 | 鼎翰科技股份有限公司 | Real-time inspection device of thermal-transfer printing head |
| CN110027327A (en) * | 2019-05-10 | 2019-07-19 | 深圳市博思得科技发展有限公司 | A kind of new wide thermal printing head and preparation method thereof |
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Application publication date: 20200306 |
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