CN102431309B - Ink jet recording device - Google Patents
Ink jet recording device Download PDFInfo
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- CN102431309B CN102431309B CN201110272425.4A CN201110272425A CN102431309B CN 102431309 B CN102431309 B CN 102431309B CN 201110272425 A CN201110272425 A CN 201110272425A CN 102431309 B CN102431309 B CN 102431309B
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Abstract
The invention relates to an ink jet recording device, comprising a bracket, a plurality of fluid containers capable of being installed on the bracket, an ultrasonic processing unit, an ultrasonic receiving unit and an alarm unit, wherein each fluid container is provided with one ultrasonic transmitting unit capable of distinguishing the fluid containers and emitting ultrasonic with different frequency spectrums; the ultrasonic processing unit comprises a memory and a comparator; the ultrasonic receiving unit receives ultrasonic emitted by the ultrasonic transmitting unit on each fluid container and outputs actual ultrasonic frequency spectrums to the comparator; the memory stores ultrasonic frequency spectrums supposed to be emitted by each ultrasonic transmitting unit when the fluid containers are correctly installed at the corresponding positions of the bracket, and is connected with the comparator; and the comparator compares the actual frequency spectrums, received from the ultrasonic receiving unit, of the positions, at which the fluid containers are installed, of the bracket with the ultrasonic frequency spectrums supposed to be emitted and gives alarm on the compared result by using the alarm unit. Even if ink is leaked at an ink supplying port, wrong judgment can not be caused.
Description
Technical field
The present invention relates to inkjet printing field, especially a kind of ink jet recording device.
Background technology
In order to meet the demand of high image quality, except conventional four looks (black, yellow, pinkish red and blue or green) ink, light magenta ink, pale cyan ink etc. are also used.In addition, propose to use special color ink, for example red China ink or blue China ink.In such cases, in ink-jet printer, use individually seven to eight colored ink containers.So, need a kind of mechanism that prevents ink reservoir to be arranged on errors present.US6302535 discloses and has made the engagement configuration of bracket, ink reservoir mutually different, while being arranged on bracket with convenient ink reservoir, prevents the wrong technology that (out of position) is installed
In addition, can expect a kind of position inspecting method, the method the lighting of the installed position LED of a plurality of ink tanks, and can be determined the installation site of each ink tank by global semaphore line traffic control.Yet the luminous quantity of each LED changes, therefore, the light quantity that the light receiving part arranging on printer receives also changes.Therefore, be sometimes difficult to reference to threshold value inspection, whether have utilizing emitted light according to receiving light quantity, and check thus ink tank position.Although can solve this problem by reducing the variation of luminous quantity, this can cause cost to increase, and for example, need to shelter LED.
In addition the ink of revealing from ink supply port in installation and removal process when print cartridge is easily attached to LED, causes the receiver on printer cannot receive light quantity, thus the judgement leading to errors.
Summary of the invention
The invention provides a kind of ink jet recording device, thereby because the ink of revealing from ink supply port is easily attached to LED, cause receiver on printer cannot receive light quantity doing the judgement making mistake in installation and removal process to solve existing print cartridge.
In order to realize above object, the technical scheme that the present invention takes is:
A kind of ink jet recording device, comprise: bracket, a plurality of dismountable liquid containers that are installed on described bracket, recognition unit and warning unit, on described each liquid container, be provided with the distinguishing mark of distinguishing each liquid container, described recognition unit is identified the whether corresponding position on bracket of each liquid container by identifying the distinguishing mark of each liquid container, and recognition result is warned by warning unit, it is characterized in that, described recognition unit comprises ultrasonic wave processing unit and ultrasonic wave receiving element, described ultrasonic wave processing unit comprises memory and comparator, described distinguishing mark is for sending the ultrasonic transmitting element of certain frequency spectrum, ultrasonic transmitting element in described a plurality of liquid container on different liquid container sends the ultrasonic wave of different spectral, the ultrasonic wave that ultrasonic transmitting element described in described ultrasonic wave receiving element receives on each liquid container sends also outputs to comparator by the actual ultrasonic spectrum receiving, the ultrasonic spectrum that should launch of each ultrasonic transmitting element when described memory storage has corresponding each liquid container position of described bracket correctly to install is also connected with comparator, and actual ultrasonic spectrum and the described ultrasonic spectrum that should launch that described comparator is installed each liquid container position by the described bracket receiving from described ultrasonic receiving element compare and comparative result is warned by described warning unit.
Also comprise information memory cell, described information memory cell stores the comparative result of described comparator, is outputing to warning unit from information memory cell.
Also comprise control circuit and for the impulse generator of production burst, described control circuit provides the pulse of different frequency so that ultrasonic transmitting element generates the ultrasonic wave of different spectral by impulse generator for different liquid containers.
Described warning unit is display screen.
Also comprise power amplifier, with the pulse that described impulse generator is generated, carry out power amplification.
Also comprise burst transmissions judging unit, the pulse that described burst transmissions judging unit paired pulses generator forms judges to pass to the ultrasonic transmitting element of corresponding liquid container.
On described each liquid container, be provided with circuit board, described ultrasonic transmitting element is arranged on described circuit board, and described circuit board is electrically connected to described control circuit by flexible cable and transmission signal.
On the corresponding position of each liquid container of described bracket, be provided with the connector corresponding with contact on described circuit board.
Described memory is readable and writable memory.
After having adopted technique scheme, because recognition unit comprises ultrasonic wave processing unit and ultrasonic wave receiving element, ultrasonic wave processing unit comprises memory and comparator, distinguishing mark is for sending the ultrasonic transmitting element of certain frequency spectrum, and the ultrasonic transmitting element in a plurality of liquid containers on different liquid container sends the ultrasonic wave of different spectral; Ultrasonic wave receiving element receives the ultrasonic wave that the ultrasonic transmitting element on each liquid container sends and the actual ultrasonic spectrum receiving is outputed to comparator, the ultrasonic spectrum that should launch of each ultrasonic transmitting element when memory storage has corresponding each liquid container position of bracket correctly to install is also connected with comparator, and the actual ultrasonic spectrum that each liquid container position installed the bracket receiving from ultrasonic receiving element by comparator compares with the ultrasonic spectrum that should launch and comparative result is warned by warning unit.When even print cartridge leaks out ink from ink supply port in installation and removal process, thereby can not cause the receiver on printer cannot receive the judgement that light quantity leads to errors yet.Thereby solved existing print cartridge causes receiver on printer cannot receive light quantity doing the judgement making mistake because the ink of revealing from ink supply port is easily attached to LED in installation and removal process.
Accompanying drawing explanation
Fig. 1 is ink jet recording device structured flowchart in the present invention;
Fig. 2 is ultrasonic pulse processing unit internal structure block diagram in the present invention;
Fig. 3 is liquid container and the inner connection layout of bracket in the present invention;
Fig. 4 is the front view of ink tank of the present invention;
Fig. 5 is the upward view of ink tank of the present invention;
Fig. 6 is the side view of ink tank of the present invention;
Fig. 7 is the front view of liquid container circuit board in the present invention;
Fig. 8 is the side view of liquid container circuit board in the present invention;
Fig. 9 is that liquid container of the present invention is installed ultrasonic wave checking schematic diagram when correct;
Ultrasonic wave checking schematic diagram when Figure 10 is liquid container setup error of the present invention.
Accompanying drawing explanation: 1 ink jet recording device, 2 display units, 3 brackets, 4 axis of guides, 5 liquid containers, 6 ultrasonic transmitting elements, 7 ultrasonic wave receiving elements, 8 ultrasonic pulse processing units, 9 information memory cells, 10 printer inputs, 11 circuit boards, 12IC plug-in unit, 13 first flexible cables, 14 second flexible cables, 15 burst transmissions judging units, 16 power amplifiers, 17 impulse generators, 18 control circuits, 19 keepers, 20 ink supply ports, 21 electrodes, 22 comparators, 23 pulse amplifiers, 24 memories.
The specific embodiment
For making object, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in inventive embodiments is carried out to clear, complete description, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making all other embodiment that obtain under creative work prerequisite, belong to the scope of protection of the invention.
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1 and Figure 2, ink jet recording device 1 in the present embodiment comprises a display unit 2, the state that this display unit 2 can Display and Print machine, and record head (not shown) is by the motion scan recording materials of bracket 3, record head ejection ink during it, to carry out printing.For this reason, bracket 3 slidably meshes with the axis of guide 4 extending along its moving direction, by one, drive connecting gear to drive, a plurality of liquid containers 5 are dismountable to be arranged on bracket 3, and each liquid container is removably mounted in head unit, wherein on each liquid container 5, be provided with the ultrasonic transmitting element 6 that sends certain frequency spectrum, wherein the frequency of its ultrasound unit transmitting of different liquid containers is different; Be arranged on the ultrasonic wave receiving element 7 on ink jet recording device, can receive the ultrasonic wave being sent by above-mentioned ultrasonic transmitting element and send it to ultrasonic wave processing unit 8; Ultrasonic wave processing unit 8 comprises memory 24 and comparator 22, by printer, inputting 10 is kept at the ultrasonic spectrum of the corresponding different liquids container of having set in memory 24, memory 24 is readable and writable memory, can be to the ultrasonic spectrum of the corresponding different liquids container of having set by again writing and modify, and the ultrasonic pulse receiving is processed and amplified via pulse amplifier 23, after this ultrasonic spectrum of having set and the ultrasonic pulse input comparator 22 receiving are contrasted and export comparing result to information memory cell; Information memory cell 9, display unit 2. is stored and be sent to storage to the resulting result of ultrasonic pulse processing unit processes is printer need to detect corresponding liquid container time, and the corresponding ultrasonic pulse of setting is transferred in ultrasonic pulse processing unit and receives the ultrasonic pulse comparison of returning.
Fig. 3 is the signal distributions structure chart between liquid container circuit board and control circuit, as shown in Figure 3, on each liquid container, be provided with circuit board 11, it is provided with ultrasonic transmitting element 6 and IC plug-in unit 12, when liquid container correct be arranged on head unit time, contact on circuit board connects with the connector that in head unit, each liquid container is corresponding, thereby and be connected with control circuit 17 by flexible cable 13 and 14 transmission signals, by this structure, can between control circuit 17 and each liquid container, transmit signal so that 6 transmittings of corresponding ultrasound unit have the ultrasonic wave of certain frequency.
The signal line wiring of liquid container comprises four global semaphore lines and bars selection line, article four, global semaphore line each whole four ink tanks are shared to (bus connection), four global semaphore lines for ink tank, an i.e. voltage source signal line VDD, power signal line is relevant with the supply of electric power of the operation of function element for IC plug-in unit; Article one, be ground signalling line GND; One signal line DATA, with a clock cable CLK, on the circuit board of 4 liquid containers, respectively there is an IC plug-in unit 12, it responds to the signal of supplying with by four signal line, it is mainly that the high-frequency impulse that impulse generator is produced is transferred on the ultrasonic transmitter on corresponding ink tank circuit board that signal is selected line, thereby generation ultrasonic wave, by control circuit, send a signal to burst transmissions judging unit, deciding is which print cartridge container to transmit high-frequency pulse signal to, and wherein control signal output is corresponding to the printer input shown in Fig. 1.
As shown in Figures 4 to 6, a kind of ink tank 5, comprises the container body that is similar to rectangular shape, has the ink storage chamber that holds ink in inside, stores the ink being supplied in record head.The bottom surface of ink tank 5 is provided with for supplying the ink supply port 20 of ink, by ink tank 5 is installed on pan straddle, can makes the ink of this ink supply port 20 and record head introduce opening and be connected, for by the ink transport of ink storage chamber in record head.On the sidewall of ink tank, contain a keeper of being made by resin material 19, ink tank can be arranged on pan straddle by keeper 19 reliably, the below of keeper is also provided with circuit board 11, stores the information relevant to print cartridge, as ink color and capacity etc. in this circuit board.
As shown in Figure 7, Figure 8, towards the surface of the circuit board 11 of liquid container inside, be provided with ultrasonic transmitting element 6, and towards the surface of outside circuit board, be provided with IC plug-in unit 12 and electrode is contact 21.
Fig. 9 is that liquid container of the present invention is installed ultrasonic wave checking schematic diagram when correct, as shown in Figure 9, when printer will detect K liquid container, by printer control circuit 18, by impulse generator 17, to K liquid container place, inputted a ultrasonic pulse, and by selecting signal SGK to choose corresponding liquid container, when K liquid container is installed when correct, the ultrasonic transmitting element 6 of the selected driving of K liquid container and K liquid container will produce the ultrasonic wave that frequency is f (k1), meanwhile, control circuit 18 pre-enters the ultrasonic pulse that a frequency is f (k) (shown in Fig. 2) by control signal output (printer input) to ultrasonic pulse processing unit 8, the ultrasonic wave of ultrasonic transmitting element 6 transmittings is received and a ultrasonic pulse that frequency is f (k1) of generation by ultrasonic wave receiving element 7, this ultrasonic pulse is sent to ultrasonic pulse processing unit 8 and is analyzed thus, when f (k) equals f (k1), judgement liquid container is installed correct, and judged result is stored in information process unit 9, same detection principle is also applicable to liquid container C, M, Y, after completing detection, information memory cell 9 outputs to the detection architecture of storage in display unit 2, show that print cartridge installation is correct.
Ultrasonic wave checking schematic diagram when Figure 10 is liquid container setup error of the present invention, as shown in figure 10, when printer will detect K liquid container, by printer control circuit 18, by impulse generator 17, to K liquid container place, inputted a ultrasonic pulse, and by selecting signal SGK to choose corresponding liquid container, when K liquid container setup error, be that K liquid container is arranged on C position, C liquid container is arranged on K position, the ultrasonic transmitting element 6 of the selected driving of C liquid container and C liquid container will produce the ultrasonic wave that frequency is f (c1), meanwhile, control circuit 18 pre-enters the ultrasonic pulse that a frequency is f (k) (shown in Fig. 2) by control signal output (printer input) to ultrasonic pulse processing unit 8, the ultrasonic wave of ultrasonic transmitting element 6 transmittings is received and a ultrasonic pulse that frequency is f (c1) of generation by ultrasonic wave receiving element 7, this ultrasonic pulse is sent to ultrasonic pulse processing unit 8 and is analyzed thus, when f (k) is not equal to f (c1), judgement liquid container setup error, and judged result is stored in information process unit 9, same detection principle is also applicable to liquid container C, M, Y, after completing detection, information memory cell 9 outputs to the detection architecture of storage in display unit 2, show print cartridge setup error.
Claims (9)
1. an ink jet recording device, comprise: bracket, a plurality of dismountable liquid containers that are installed on described bracket, recognition unit and warning unit, on each liquid container, be provided with the distinguishing mark of distinguishing each liquid container, described recognition unit is identified the whether corresponding position on bracket of each liquid container by identifying the distinguishing mark of each liquid container, and recognition result is warned by warning unit, it is characterized in that, described recognition unit comprises ultrasonic wave processing unit and ultrasonic wave receiving element, described distinguishing mark is for sending the ultrasonic transmitting element of certain frequency spectrum, ultrasonic transmitting element in described a plurality of liquid container on different liquid container sends the ultrasonic wave of different spectral, described ultrasonic wave processing unit comprises memory and comparator, the ultrasonic wave that ultrasonic transmitting element described in described ultrasonic wave receiving element receives on each liquid container sends also outputs to comparator by the actual ultrasonic spectrum receiving, the ultrasonic spectrum that when described memory storage has each liquid container to be correctly arranged on the corresponding position on described bracket, each ultrasonic transmitting element should be launched is also connected with comparator, actual ultrasonic spectrum and the described ultrasonic spectrum that should launch that described comparator is installed each liquid container position by the described bracket receiving from described ultrasonic wave receiving element compare and comparative result are warned by described warning unit.
2. ink jet recording device as claimed in claim 1, is characterized in that, also comprises information memory cell, and described information memory cell stores the comparative result of described comparator, and described comparative result outputs to warning unit from information memory cell.
3. ink jet recording device as claimed in claim 2, it is characterized in that, also comprise control circuit and for the impulse generator of production burst, described control circuit provides the pulse of different frequency so that ultrasonic transmitting element generates the ultrasonic wave of different spectral by impulse generator for different liquid containers.
4. ink jet recording device as claimed in claim 2, is characterized in that, described warning unit is display unit.
5. ink jet recording device as claimed in claim 3, is characterized in that, also comprises power amplifier, with the pulse that described impulse generator is generated, carries out power amplification.
6. ink jet recording device as claimed in claim 3, is characterized in that, also comprises burst transmissions judging unit, and the pulse that described burst transmissions judging unit paired pulses generator forms judges to pass to the ultrasonic transmitting element of corresponding liquid container.
7. ink jet recording device as claimed in claim 3, it is characterized in that, on described each liquid container, be provided with circuit board, described ultrasonic transmitting element is arranged on described circuit board, thereby described circuit board transmits signal by flexible cable, is electrically connected to described control circuit.
8. ink jet recording device as claimed in claim 7, is characterized in that, described bracket with on the corresponding position of each liquid container, be provided with described circuit board on the corresponding connector in contact.
9. ink jet recording device as claimed in claim 1, is characterized in that, described memory is readable and writable memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110272425.4A CN102431309B (en) | 2011-09-15 | 2011-09-15 | Ink jet recording device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110272425.4A CN102431309B (en) | 2011-09-15 | 2011-09-15 | Ink jet recording device |
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| Publication Number | Publication Date |
|---|---|
| CN102431309A CN102431309A (en) | 2012-05-02 |
| CN102431309B true CN102431309B (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110272425.4A Active CN102431309B (en) | 2011-09-15 | 2011-09-15 | Ink jet recording device |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5774136A (en) * | 1995-11-21 | 1998-06-30 | Hewlett-Packard Company | Ultrasonic method for monitoring inkjet cartridge levels |
| CN101445004A (en) * | 2007-11-29 | 2009-06-03 | 佳能株式会社 | Recording apparatus |
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2011
- 2011-09-15 CN CN201110272425.4A patent/CN102431309B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5774136A (en) * | 1995-11-21 | 1998-06-30 | Hewlett-Packard Company | Ultrasonic method for monitoring inkjet cartridge levels |
| CN101445004A (en) * | 2007-11-29 | 2009-06-03 | 佳能株式会社 | Recording apparatus |
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| Publication number | Publication date |
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| CN102431309A (en) | 2012-05-02 |
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