CN106965556A - Ink-jet controlling circuit - Google Patents
Ink-jet controlling circuit Download PDFInfo
- Publication number
- CN106965556A CN106965556A CN201610023269.0A CN201610023269A CN106965556A CN 106965556 A CN106965556 A CN 106965556A CN 201610023269 A CN201610023269 A CN 201610023269A CN 106965556 A CN106965556 A CN 106965556A
- Authority
- CN
- China
- Prior art keywords
- switch
- signal
- driver element
- control
- end points
- 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.)
- Granted
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Classifications
-
- 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
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/07—Ink jet characterised by jet control
- B41J2/072—Ink jet characterised by jet control by thermal compensation
Landscapes
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Abstract
A kind of ink-jet controlling circuit is provided, receive a power supply signal, a conductivity control signal, one with the reverse-conducting control signal of conductivity control signal opposite signal each other, and with connecing end points altogether and being connected, receive the 3rd switch of the conductivity control signal comprising a controlled driver element, a first switch, a second switch, one and one receive the 4th switch of the reverse-conducting control signal.Wherein, when conductivity control signal is high potential signal, 3rd switch conduction causes second switch to turn on, the controlled running of controlled driver element, if conductivity control signal is low-potential signal, reverse-conducting control signal is high potential signal, and the 4th switch conduction causes first switch to turn on, and controlled driver element is controlled inoperative.
Description
【Technical field】
The present invention is on one kind control circuit, espespecially a kind of ink-jet controlling circuit.
【Background technology】
The fast development of popularization and world-wide web recently as PC, ink-jet printer
As very universal peripheral equipment, family, even personal work room, all trades and professions are widely used in.
Noise low and excellent print quality when the major advantage of ink-jet printer is cheap, operation, and can beat
Various media are printed on, such as general paper, special inkjet printing paper, photo paper and special transparency.
All there is ink-jet chip, wherein ink-jet chip is main by a high electricity in general ink-jet printer
Position circuit is constituted, so with ink-jet printer ink-jet chip technology be made constantly innovate, overcome conventional existed
The problem of can only having high potential circuit in ink-jet chip, allows present ink-jet chip while there is high potential electricity
Road and low potential circuit, wherein high potential circuit be primarily used to the switch of the controlled driver element in chip with
No, low potential circuit is primarily used to the selection of the mode of operation of the controlled driver element in chip.
It is well known, however, that ink-jet chip need through the higher circuit design mode ability of complexity
High potential circuit and low potential circuit are integrated, causes circuit layout area wider, and then improve chip cost.
Therefore, a kind of relatively low and inexpensive ink-jet controlling circuit of complexity how is developed, it is actually in the urgent need to address at present
The problem of.
【The content of the invention】
It is an object of the invention to provide a kind of ink-jet controlling circuit, it need not be by complicated electricity
Road design method integrates high potential circuit and low potential circuit, therefore, it can reduce circuit layout area, and
And the cost of reduction chip.
For up to object defined above, a preferably implementation aspect of the invention controls electricity to provide a kind of ink-jet
Road, receives a power supply signal, a conductivity control signal, one the reverse of opposite signal is led each other with conductivity control signal
Logical control signal, and be connected with connecing end points altogether, it is included：One controlled driver element, receives power supply letter
Number and with a grounding connection, and be connected with the connects end altogether point, and should be by with one first control pipe control
Whether control driver element operates；One first switch, receives the power supply signal, and with a control end, for this by
First control end points of control driver element is connected；One second switch, receives the power supply signal, and controlled with this
First control end points of driver element is connected, and with a control end, and be connected to form one with the first switch
Second control end points；One the 3rd switch, receives the conductivity control signal, and is connected with connecing end points altogether, with
And the second control end points being connected with the first switch, second switch is connected；And one the 4th switch, receive
The reverse-conducting control signal, and be connected with connecing end points altogether, and the first control with the controlled driver element
End points processed is connected；Whereby, when the conductivity control signal is high potential signal, the 3rd switch conduction is caused
The second switch is turned on, and the first of the controlled driver element controls end points to control running for high potential, if the conducting
When control signal is low-potential signal, the reverse-conducting control signal is high potential signal, causes the 4th switch to be led
Logical, while the first switch is turned on, the first of the controlled driver element to control end points to be controlled for low potential inoperative.
【Brief description of the drawings】
Fig. 1 is the ink-jet controlling circuit structural representation for present pre-ferred embodiments.
Fig. 2 is to be implemented on the controlled structure of driving unit schematic diagram of hot type for the present invention.
Fig. 3 is to be implemented on the control identification controlled structure of driving unit schematic diagram of signal type for the present invention.
【Symbol description】
1:Ink-jet controlling circuit
11:Controlled driver element
M1:First switch
M2:Second switch
M3:3rd switch
M4:4th switch
2:The controlled driver element of hot type
21:Heating resistor
22:Driving transistor
3:The control identification controlled driver element of signal type
31:Fuse
32:Driving transistor
P:Power supply signal
P1:Power supply signal
P2:Recognize signal
COM:Connects end altogether point
A:Conductivity control signal
/A:Reverse-conducting control signal
W1:First control end points
W2:First control end points
【Embodiment】
Some exemplary embodiments for embodying feature of present invention and advantage will be detailed in the explanation of back segment
Narration.It should be understood that the present invention can have various changes in different aspects, it does not all depart from the present invention
Scope, and it is therein explanation and schema be inherently to be illustrated as being used, not for limitation the present invention.
Referring to Fig. 1, it is the ink-jet controlling circuit structural representation for present pre-ferred embodiments
Figure, as illustrated, the present embodiment provides a kind of ink-jet controlling circuit, it is to receive power supply signal P, conducting control
Signal A, reverse-conducting control/a-signal, and be connected with meeting end points COM altogether, wherein, conducting control
Signal A and reverse-conducting control signal/A inverse relationship each other.
The ink-jet controlling circuit 1 of the present invention it is main by controlled driver element 11, first switch M1,
The circuit that second switch M2, the 3rd switch M3 and the 4th switch M4 are constituted.
Controlled driver element be receive a power supply signal P and with a grounding connection, and with the
One control end points W1, to control whether controlled driver element 11 operates, when the first control of controlled driver element 11
When end points W1 processed is high potential, controlled driver element 11 will be caused to operate, and when controlled driver element 11
First control end points W1 be low potential when, controlled driver element 11 will be caused inoperative.
First switch M1, it is to receive power supply signal P, and with a control end, for by
First control end points W1 of control driver element 11 is connected, and first switch M1 can be a MOS transistor
Or BJT transistors, but be not limited, conducting mainly is controlled whether by first switch M1 control end,
When the control end of first switch is low potential, first switch M1 conductings.
First switch M1 has a grid, a drain electrode and a source electrode, and the source electrode is to receive to be somebody's turn to do
Power supply signal P, the drain electrode is to be connected to second switch M2, the grid be connected to the control end control this
Whether one switch M1 turns on.
Second switch M2, its be receive power supply signal P, and with the control of controlled driver element 11
End points W and first switch M1 processed are connected, and second switch M2 can be MOS transistor or BJT crystal
Pipe, but be not limited, and with a control end, and the control end is connected with first switch M1 drain electrode end
Form second and control end points W2, mainly control whether conducting by second switch M2 control end, open when second
When the control end for closing M2 is low potential, second switch M2 conductings, and power supply signal P is transmitted to controlled driving
First control end points W1 of unit 11.
Second switch M2 has a grid, a drain electrode and a source electrode, and the source electrode is to receive to be somebody's turn to do
Power supply signal P, the drain electrode is the control end points W for being connected to the controlled driver element 11, and the grid is to be connected to
Control end, and the second control end points W2 is connected to first switch M1 drain electrode, and by the grid control
Make whether second switch M2 turns on.
3rd switch M3, its have a control end, receive conductivity control signal A, and with
Meet end points COM, first switch M1 and second switch M2 altogether to be connected, the 3rd switch M3 can be MOS
Transistor or BJT transistors, but be not limited, mainly switch M3 by conductivity control signal A controls the 3rd
Whether turn on, when conductivity control signal A is high potential, the 3rd switch M3 conductings.
3rd switch M3 has a grid, a drain electrode and a source electrode, the 3rd switch M3
A grid be receive conductivity control signal A, by conductivity control signal A control the 3rd switch M3
Whether turn on, a 3rd switch M3 drain electrode is connected to the second control end points W2, and with the first switch
M1 drain electrode, second switch M2 grid (control end) are connected, and the 3rd switch M3 source electrode is connected to
Connects end altogether point COM.
And the 4th switch M4, its have a control end, for receive reverse-conducting control signal/A,
And with meeting end points COM altogether, the first control end points W1 of controlled driver element 11 is connected (that is, with the
One switch M1, second switch M2 are connected), the 4th switch M4 can be MOS transistor or BJT crystal
Pipe, but be not limited, conducting mainly is controlled whether by reverse-conducting control signal/A, when reverse-conducting control
When signal/A processed is high potential, the 4th switch M4 conductings.
As shown in the above description, it is that high potential is believed in the fooled conductivity control signal A of a specific implementation
Number when, the 3rd switch M3 conductings, and cause the second switch M2 control being connected with the second control end points W2
End drop-down processed is low potential, and causes second switch M2 to turn on, and the switches of first switch M1 and the 4th M4 is not
Conducting, now by second switch M2 conducting, the first control end points W1 of controlled driver element 11 is received
Power supply signal P, makes the first of controlled driver element 11 to control end points W1 to control running for high potential.When leading
When logical control signal A is low-potential signal (that is, the 3rd switch M3 is not turned on), with respect to reverse-conducting control signal
/ A is high potential signal, and the 4th switch M4 is turned on, and causes the second control end points with controlled driver element 11
The control end drop-down for the first switch M1 that W2 is connected is low potential, and causes first switch M1 to turn on, and
The switches of second switch M2 and the 3rd M3 is not turned on, by the 4th switch M4 conducting, by controlled driver element
It is inoperative that the first of 11 controls the drop-down of end points W1 current potentials to be controlled for low potential.
In some embodiments, power supply signal P of the invention is a high potential signal, can be but
Be not limited to more than 12 volts, conductivity control signal A is a low-potential signal, can be but be not limited to 0 volt, 1.8
Volt, 3.3 volts or 5 volts, the present invention can use the control signal of small electric position to control controlled driving single
Member 11, and then allow control mode more effectively with conveniently, and being directed through the control signal of small electric position and controlling
Controlled driver element 11 is controlled to drive to remove additional designs one drive circuit or one source driving signal of extra addition from
Driver element 11, can so reduce circuit layout area, and reduce the cost of chip.
In some embodiments, ink-jet controlling circuit of the invention can be but be not limited to be applied to pair
Under the situation that ink and ink gun are heated, Fig. 2 is to be implemented on the controlled driver element knot of hot type for the present invention
Structure schematic diagram.As shown in the 1st, 2 figures, under the situation heated to ink and ink gun, Fig. 1's is controlled
Driver element 11 is the controlled driver element 2 of hot type for Fig. 2, the power supply letter of the controlled driver element 2 of hot type
Number P is a power supply signal P1, and the controlled driver element 2 of this hot type further includes heating resistor 21 and drive
Dynamic transistor 22, the driving transistor 22 can be but be not limited to MOS transistor or BJT transistors.
When it is high potential that the first of controlled driver element 2, which controls end points W1, driving can be caused
Transistor 22 is turned on, and power supply signal P1 can flow through heating resistor 21 and produce heat energy, and is come through the heat energy
Ink and ink gun are heated, when it is low potential that the first of controlled driver element 2, which controls end points W1,
Driving transistor 22 can be caused to be not turned on, such controlled driver element 2 of hot type will not be operated.
In some embodiments, ink-jet controlling circuit of the invention can be but be not limited to be applied to control
Under the situation of system identification signal, Fig. 3 is to recognize the controlled structure of driving unit schematic diagram of signal type for present invention control,
As shown in the 1st, 3 figures, under the situation of control identification signal, Fig. 1 controlled driver element 11 is for Fig. 3
Control identification the controlled driver element 3 of signal type, control identification the controlled driver element 3 of signal type power supply signal P
Signal P2 is recognized for one, and this control identification controlled driver element 3 of signal type further includes fuse 31 and drive
Dynamic transistor 32, the driving transistor 32 can be but be not limited to MOS transistor or BJT transistors.
When it is high potential that the first of controlled driver element 3, which controls end points W1, driving can be caused
Transistor 32 is turned on, and identification signal P2 can flow through fuse 31 and cause fuse 31 to blow, and is driven when controlled
When the first of moving cell 3 controls end points W1 for low potential, driving transistor 32 can be caused to be not turned on, so protected
Dangerous silk 31 will not be blown, if in addition, when reading identification signal P2, can will recognize signal P2's
Current potential is changed to not result in the reading potential that fuse 31 blows.
In summary, the present invention provides a kind of ink-jet controlling circuit, can use small electric position
Control signal controls controlled driver element, and then allows control mode more effectively with conveniently, and being directed through smaller
The control signal of current potential is to control controlled driver element to remove additional designs one drive circuit from or extra add a drive
Dynamic signal source drives controlled driver element, can so reduce circuit layout area, and reduce the cost of chip.
The personage Ren Shi craftsman as being familiar with this technology of the invention think and be it is all as modify, so neither take off
As attached claim is intended to Protector.
Claims (7)
1. a kind of ink-jet controlling circuit, it is to receive a power supply signal, a conductivity control signal, controlled with a conducting
The reverse-conducting control signal of signal opposite signal each other, and be connected with connecing end points altogether, it is included：
One controlled driver element, receive the power supply signal and with a grounding connection, and with the connects end altogether point phase
Connection, and control whether the pipe control controlled driver element operates with one first；
One first switch, receives the power supply signal, and with a control end, for first with the controlled driver element
Control end points is connected；
One second switch, receives the power supply signal, and is connected with the first control end points of the controlled driver element,
And be connected to form one second control end points with a control end, and with the first switch；
One the 3rd switch, receives the conductivity control signal, and is connected with connecing end points altogether, and with this first
The second control end points that switch, second switch are connected is connected；And
One the 4th switch, receives the reverse-conducting control signal, and is connected with connecing end points altogether, and with this
First control end points of controlled driver element is connected；
Whereby, when the conductivity control signal is high potential signal, the 3rd switch conduction causes the second switch
Conducting, the first of the controlled driver element controls end points to control running for high potential, if the conductivity control signal is
During low-potential signal, the reverse-conducting control signal is high potential signal, causes the 4th switch conduction, simultaneously should
First switch is turned on, and the first of the controlled driver element to control end points to be controlled for low potential inoperative.
2. ink-jet controlling circuit as claimed in claim 1, it is characterised in that the controlled driver element is to be added by one
Thermal resistor and a driving transistor are connected in series connect, and one end of the controlled driver element receives power supply letter
Number, and the other end is grounded constituted circuit.
3. ink-jet controlling circuit as claimed in claim 1, it is characterised in that the controlled driver element is by an insurance
Silk and a driving transistor are constituted.
4. ink-jet controlling circuit as claimed in claim 1, it is characterised in that the first switch, second switch,
3rd switch and the 4th switch are respectively the switch of a MOS transistor.
5. ink-jet controlling circuit as claimed in claim 1, it is characterised in that the power supply signal be 12 volts with
On.
6. ink-jet controlling circuit as claimed in claim 1, it is characterised in that the conductivity control signal is 0 volt,
1.8 volts, 3.3 volts or 5 volts.
7. ink-jet controlling circuit as claimed in claim 1, it is characterised in that the reverse-conducting control signal is 0
Volt, 1.8 volts, 3.3 volts or 5 volts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610023269.0A CN106965556B (en) | 2016-01-14 | 2016-01-14 | Ink-jet controlling circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610023269.0A CN106965556B (en) | 2016-01-14 | 2016-01-14 | Ink-jet controlling circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106965556A true CN106965556A (en) | 2017-07-21 |
| CN106965556B CN106965556B (en) | 2019-04-09 |
Family
ID=59334819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610023269.0A Active CN106965556B (en) | 2016-01-14 | 2016-01-14 | Ink-jet controlling circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106965556B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6286924B1 (en) * | 1999-09-14 | 2001-09-11 | Lexmark International, Inc. | Apparatus and method for heating ink jet printhead |
| CN1357456A (en) * | 2000-12-08 | 2002-07-10 | 明碁电通股份有限公司 | Control circuit for driving ink nozzle of printer |
| CN1480332A (en) * | 2002-09-04 | 2004-03-10 | 明基电通股份有限公司 | Ink jet printer possessing independont driving circuits for warm-up and heat sustentation |
| CN1521004A (en) * | 2003-01-27 | 2004-08-18 | 国际联合科技股份有限公司 | Ink-jet printing head identification circuit and method thereof |
| CN101010199A (en) * | 2004-09-02 | 2007-08-01 | 皇家飞利浦电子股份有限公司 | Jetting print head |
| US20080001981A1 (en) * | 2004-04-08 | 2008-01-03 | International United Technology Co., Ltd. | Ink jet printhead module and ink jet printer |
| CN101219597A (en) * | 2007-01-08 | 2008-07-16 | 研能科技股份有限公司 | Ink-jet driving circuit with preheat function |
| CN102963129A (en) * | 2011-09-01 | 2013-03-13 | 研能科技股份有限公司 | Identification circuit applicable to ink gun |
| CN103587244A (en) * | 2012-08-13 | 2014-02-19 | 研能科技股份有限公司 | An ink jet control circuit |
| CN205344153U (en) * | 2016-01-14 | 2016-06-29 | 研能科技股份有限公司 | An ink jet control circuit |
-
2016
- 2016-01-14 CN CN201610023269.0A patent/CN106965556B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6286924B1 (en) * | 1999-09-14 | 2001-09-11 | Lexmark International, Inc. | Apparatus and method for heating ink jet printhead |
| CN1357456A (en) * | 2000-12-08 | 2002-07-10 | 明碁电通股份有限公司 | Control circuit for driving ink nozzle of printer |
| CN1480332A (en) * | 2002-09-04 | 2004-03-10 | 明基电通股份有限公司 | Ink jet printer possessing independont driving circuits for warm-up and heat sustentation |
| CN1521004A (en) * | 2003-01-27 | 2004-08-18 | 国际联合科技股份有限公司 | Ink-jet printing head identification circuit and method thereof |
| US20080001981A1 (en) * | 2004-04-08 | 2008-01-03 | International United Technology Co., Ltd. | Ink jet printhead module and ink jet printer |
| CN101010199A (en) * | 2004-09-02 | 2007-08-01 | 皇家飞利浦电子股份有限公司 | Jetting print head |
| CN101219597A (en) * | 2007-01-08 | 2008-07-16 | 研能科技股份有限公司 | Ink-jet driving circuit with preheat function |
| CN102963129A (en) * | 2011-09-01 | 2013-03-13 | 研能科技股份有限公司 | Identification circuit applicable to ink gun |
| CN103587244A (en) * | 2012-08-13 | 2014-02-19 | 研能科技股份有限公司 | An ink jet control circuit |
| CN205344153U (en) * | 2016-01-14 | 2016-06-29 | 研能科技股份有限公司 | An ink jet control circuit |
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| Publication number | Publication date |
|---|---|
| CN106965556B (en) | 2019-04-09 |
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