CN209168081U - A kind of printer control system - Google Patents
A kind of printer control system Download PDFInfo
- Publication number
- CN209168081U CN209168081U CN201821535542.9U CN201821535542U CN209168081U CN 209168081 U CN209168081 U CN 209168081U CN 201821535542 U CN201821535542 U CN 201821535542U CN 209168081 U CN209168081 U CN 209168081U
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- China
- Prior art keywords
- chip
- control system
- printer control
- master control
- printer
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Abstract
The utility model discloses a kind of printer control systems.The printer control system includes: PC machine；Master control borad, pass through network interface and USB connection between master control borad and PC machine, master control borad includes the first chip and is connected to the USB interface of the first chip, network printing port and dolly plate communication module, is equipped with signal enhancing chip in USB interface, USB interface is connect by signal enhancing chip with the first chip；And dolly plate, dolly plate include the second chip and the master control borad communication module for being connected to the second chip, master control borad communication module is connect with dolly plate communication module.In printer control system provided by the utility model, signal enhancing chip is arranged between USB interface and the first chip.USB interface is connect by signal enhancing chip with the first chip.In the big quantity transmission of data high-speed, signal enhancing chip can effectively enhance the length of USB data transmission line, and strong antijamming capability can restore the data being disturbed, and transmission is stablized, clear data.
Description
Technical field
The utility model relates to a kind of printer control systems.
Background technique
Spray-painting printer includes the spray head for air brushing.Printer control system generally comprises PC machine, master control borad and trolley
Plate.Master control borad includes USB interface, the network port and the power supply of processor and connection on a processor.Master control borad passes through USB
Interface and network printing port are connect with PC machine.
Printer control system realizes that the process of inkjet printing is: PC host is responsible for sending control command and needs air brushing
Image data；Master control borad is responsible for receiving and executing the control command that PC machine is sent, and receives the image data that PC machine is sent, and will
Image data is sent to dolly plate after treatment, makes sparking action in proper moment order spray head, prints image.
In existing printer control system, master control borad is directly electrically connected with processor by USB interface, the big number of USB high speed
When amount transmission, the requirement to transmission line is very high, and the bit error rate also increases, and message transmission rate is caused to decline.In addition, imperfect earth
In the case of, USB interface is easy to damage.
In addition, the data between master control borad network printing port and PC machine convey, unreliable, transmission width is small.Power input
Design of the part without inhibition surge current.The easy error in nozzle data line direction, causes spray head and board along bad.System firmware liter
Grade maintenance is inconvenient.Therefore it needs to improve existing printer control system.
Utility model content
The purpose of this utility model first is that in order to overcome the shortcomings in the prior art, a kind of realization is provided and is arbitrarily input to
The printer control system of multiple outputs.
In order to achieve the above object, the utility model is achieved through the following technical solutions:
It is according to the present utility model in a first aspect, providing a kind of printer control system.The printer control system packet
It includes: PC machine；Master control borad, by network interface and USB connection between the master control borad and the PC machine, the master control borad includes the first core
Piece and USB interface, network printing port and the dolly plate communication module for being connected to first chip, set in the USB interface
There is signal enhancing chip, the USB interface is connect by the signal enhancing chip with first chip；And dolly plate, institute
Stating dolly plate includes the second chip and the master control borad communication module for being connected to second chip, the master control borad communication module with
The dolly plate communication module connection.
Optionally, electrostatic protection device is equipped in the USB interface.
Optionally, the electrostatic protection device includes ESC protection diode.
Optionally, the ESC protection diode includes RCLAMP0524JTVS and SESD0802Q4UG.
Optionally, the network printing port is connect using gigabit networking with the PC machine.
Optionally, first chip be SOC chip, the SOC chip be internally integrated the first ARM, the first FPGA and
GTP。
Optionally, further includes: the power supply for powering for the master control borad is provided with input port on the master control borad
And output port, common mode inductance coil is equipped in the input port.
Optionally, there is Schottky barrier diode in input port reversal connection.
Optionally, further includes: the input port is provided with optical coupling isolator, the optical coupling isolator includes diode
With photosensitive semiconductor pipe；The diode is configured as emitting beam when being applied electric signal；The photosensitive semiconductor pipe quilt
It is configured to receive the light of the diode sending and generates photoelectric current.
Optionally, the diode is 1N4148.
Optionally, optical fiber connects between the master control borad communication module and the dolly plate communication module.
Optionally, second chip uses fpga chip.
Optionally, it is additionally provided with the 2nd ARM for detecting printer head temperature on the dolly plate, described second
ARM is connect with second chip.
Optionally, the spray head regulating circuit connecting with second chip is additionally provided on the dolly plate；And for connecting
The interface of printer head is connect, the spray head regulating circuit is configured to be electrically connected by the interface with printer head.
Optionally, the detection circuit for carrying out overvoltage protection to printer head is additionally provided on the dolly plate.
In printer control system provided by the utility model, signal enhancing chip is arranged in USB interface and the first chip
Between.USB interface is connect by signal enhancing chip with the first chip.In the big quantity transmission of data high-speed, signal enhancing core
Piece can effectively enhance the length of USB data transmission line, and strong antijamming capability can restore the data being disturbed, and transmission is stablized, data
Clearly.
By the detailed description referring to the drawings to the exemplary embodiment of the utility model, the utility model it is other
Feature and its advantage will become apparent.
Detailed description of the invention
It is combined in the description and the attached drawing for constituting part of specification shows the embodiments of the present invention, and
And together with its explanation for explaining the principles of the present invention.
Fig. 1 is the printer control system schematic diagram in the preferred embodiment in the utility model.
Fig. 2 is the USB port circuit figure in the preferred embodiment in the utility model.
Fig. 3 is the network printing port circuit figure in the preferred embodiment in the utility model.
Fig. 4 is the SOC chip circuit diagram in the preferred embodiment in the utility model.
Fig. 5 is the power-supplying circuit figure in the preferred embodiment in the utility model.
Fig. 6 is the input port circuit diagram in the preferred embodiment in the utility model.
10:ESD protection diode；11: Schottky barrier diode；12: common mode inductance coil；13: optical coupling isolator.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawing:
A preferred embodiment according to the present utility model, provides a kind of printer control system.Referring to Fig. 1, should
Printer control system includes PC machine, master control borad and dolly plate.Pass through network interface and USB between the master control borad and the PC machine
Connection.
The master control borad includes the first chip, signal enhancing chip, USB interface, network printing port, trolley plate module.
The network printing port and dolly plate communication module are connect with first chip respectively.First chip passes through the net
Network print.er port is connect with the PC machine, realizes the transmission of data.
The signal enhancing chip is arranged between the USB interface and the first chip.The USB interface passes through the letter
Number enhancing chip connect with first chip.In the big quantity transmission of data high-speed, the signal enhancing chip can effectively increase
The length of strong USB data transmission line, strong antijamming capability can restore the data being disturbed, and transmission is stablized, clear data.
Integrated circuit device work limits in range in certain voltage, electric current and power consumption, and the electrostatic charge largely assembled exists
Electrion can be generated in the suitable situation of condition, static discharge passes through the high pressure instant transmission of device wire, may make oxygen
Change layer to disconnect, causes the malfunction of device.Referring to Fig. 2, for the interference and destruction that effectively prevent instantaneous pressure pulse, at this
In embodiment, the USB interface is provided with electrostatic protection device.Further, the electrostatic protection device includes ESD protection
Diode 10.The ESD protection diode 10 is a kind of integrated electrostatic protection device.When input current is more than the specified of it
When voltage, the ESD protection diode 10 can be breakdown, and excessive electric flux is led back to the earth, to play the work of protection circuit
With.Further, the ESC protection diode includes RCLAMP0524JTVS and SESD0802Q4UG.
The dolly plate includes the second chip and the master control borad communication module for being connected to second chip.The master control borad
Communication module is connect with the dolly plate communication module.Between the master control borad communication module and the dolly plate communication module
Connection type can there are many, in the present embodiment, the master control borad communication module connect it with the dolly plate communication module
Between optical fiber connect.
Referring to Fig. 3, for realize high-speed transfer, in the present embodiment, the network printing port using gigabit networking with
The PC machine connection.It is transmitted, speed block, is stablized using the gigabit networking of signal isolation between first chip and the PC machine
Property it is high.
Referring to Fig. 4, first chip is SOC chip, and the SOC chip is internally integrated in order to realize high-speed transfer
There are the first ARM, the first FPGA and GTP.GTP transceiver is equipped with inside the SOC chip, it can be outstanding as a variety of high-speed communication protocols
It is the bridge of kilomega network, realizes high-speed transfer.In the present embodiment, the master control borad further includes connecting with the SOC chip
PC machine communication module and memory.
Referring to Fig. 5, the printer control system further includes the electricity powered for the master control borad and/or the dolly plate
Source.The input port and output port for connecting the power supply are equipped on the master control borad.In power supply on-off moment,
Very high Overcurrent (namely surge current) can be generated, is a kind of instantaneous interference.In order to inhibit surge current, in this implementation
In example, the input port is provided with common mode inductance coil 12.The common mode inductance coil 12 includes two common mode inductance lines
Circle 12, which is wound on same iron core, and the number of turns and phase are all identical (coiling is reversed).When there is common mode current flowing through coil
When, due to the same tropism of common mode current, understands the induction reactance that generate magnetic field in the same direction in coil and increase coil, show as coil
High impedance generates stronger damping, with this attenuation common-mode electric current, can inhibit surge current.
Referring to Fig. 5, having Schottky barrier diode in input port reversal connection to carry out overvoltage protection to circuit
11.The Schottky barrier diode 11 is the diode based on the potential barrier that metal and semiconductor contact are formed.For example, institute
Schottky barrier diode 11 is stated using RBR2LAM40A.The power supply connects on switching circuit, two pole of Schottky barrier
Pipe 11 is reversely connected in switching circuit.When the switching circuit is connected, the power supply power supply.End moment in the switching circuit,
The Schottky barrier diode 11 can guarantee that electric current continues, and limit instantaneous pressure, carry out overvoltage protection.The Schottky barrier
The forward voltage drop of diode 11 is low, reverse recovery time is short, can improve load power down timing.The switching circuit can be used existing
Technology is not done specifically repeat herein.
Referring to Fig. 6, being additionally provided with optical coupling isolator in the input port of the circuit board to improve anti-interference ability
13, the optical coupling isolator 13 includes diode and photosensitive semiconductor pipe.The diode is applying electric signal by the power supply
When, it emits beam.The photosensitive semiconductor pipe can receive the light that the diode issues and generate photoelectric current, described photosensitive
The photoelectric current that transistor generates is flowed out from the output end.The optical coupling isolation circuit makes between segregate two parts circuit
Not electric is directly connected to, and prevents the interference because caused by having the connection of electricity.Current flowing is prevented, the work of insulation blocking is played
With strong antijamming capability.Further, the diode is 1N4148.The diode uses IN4148, can prevent voltage from rushing
It hits, realizes overvoltage protection.
In the present embodiment, second chip uses fpga chip.Storage, generation of second chip for data
Get data time sequence ready.Further, the printer is spray-painting printer, has spray head.Use is additionally provided on the dolly plate
In the 2nd ARM of detection printer head temperature, the 2nd ARM is connect with second chip.In this way, the master control borad
Communication between energy and the dolly plate, carries out the setting of print parameters.
Spray head regulating circuit and the interface for installing printer head are additionally provided on the dolly plate.The spray head tune
Volt circuit is connect with second chip.The voltage of spray head regulating circuit described in second chip controls.The printer
Spray head is the piezo jets equipped with piezoelectric element.The spray head regulating circuit applies voltage to piezo jets, drives piezoelectric element
It is deformed, sprays ink, realize air brushing.
The detection circuit for carrying out overvoltage protection to printer head is additionally provided on the dolly plate.The detection electricity
Road includes introducing circuit, comparison circuit and cutting circuit.The circuit that is introduced into will be for that will need detection signal to be introduced into comparison circuit.
Whether for comparing need to detect signal normal for the comparison circuit.The cutting circuit includes at least one switch, for cutting off
Output to spray head.The comparison circuit, which is connected to, to be introduced between circuit and cutting circuit.It needs to detect when the introducing circuit
When signal input is abnormal, the output of the comparison circuit makes the switch in the cutting circuit disconnect cutting off to the defeated of spray head
Out, spray head is made to stop air brushing.The prior art can be used in the physical circuit for introducing circuit, comparison circuit and cutting circuit,
This is not repeated them here.
The above is only the utility model preferred embodiments, are not used to the limitation protection scope of the utility model, any
Modification, equivalent replacement or improvement within the spirit of the present invention etc. are all covered in the scope of the claims of the utility model.
Claims (15)
1. a kind of printer control system characterized by comprising
PC machine；
Master control borad, by network interface and USB connection between the master control borad and the PC machine, the master control borad including the first chip and
It is connected to USB interface, network printing port and the dolly plate communication module of first chip, is equipped with letter in the USB interface
Number enhancing chip, the USB interface connect by the signal enhancing chip with first chip；And
Dolly plate, the dolly plate include the second chip and the master control borad communication module for being connected to second chip, the master
Control plate communication module is connect with the dolly plate communication module.
2. printer control system according to claim 1, it is characterised in that:
Electrostatic protection device is equipped in the USB interface.
3. printer control system according to claim 2, it is characterised in that:
The electrostatic protection device includes ESC protection diode.
4. printer control system according to claim 3, it is characterised in that:
The ESC protection diode includes RCLAMP0524JTVS and SESD0802Q4UG.
5. printer control system according to claim 1, it is characterised in that:
The network printing port is connect using gigabit networking with the PC machine.
6. printer control system according to claim 1 or 5, it is characterised in that:
First chip is SOC chip, and the SOC chip has been internally integrated the first ARM, the first FPGA and GTP.
7. printer control system according to claim 1, which is characterized in that further include:
Power supply for powering for the master control borad, is provided with input port and output port on the master control borad, described
Input port is equipped with common mode inductance coil.
8. printer control system according to claim 7, it is characterised in that:
There is Schottky barrier diode in input port reversal connection.
9. printer control system according to claim 7, which is characterized in that further include:
The input port is provided with optical coupling isolator, the optical coupling isolator includes diode and photosensitive semiconductor pipe；Institute
Diode is stated to be configured as emitting beam when being applied electric signal；The photosensitive semiconductor pipe is configured to receive described two
Pole pipe issue light and generate photoelectric current.
10. printer control system according to claim 9, it is characterised in that:
The diode is 1N4148.
11. printer control system according to claim 1, it is characterised in that:
Optical fiber connects between the master control borad communication module and the dolly plate communication module.
12. printer control system according to claim 1, it is characterised in that:
Second chip uses fpga chip.
13. printer control system according to claim 1, it is characterised in that:
The 2nd ARM for detecting printer head temperature, the 2nd ARM and described second are additionally provided on the dolly plate
Chip connection.
14. printer control system according to claim 1, it is characterised in that:
The spray head regulating circuit connecting with second chip is additionally provided on the dolly plate；And
For connecting the interface of printer head, the spray head regulating circuit is configured to spray by the interface and printer
Head electrical connection.
15. printer control system according to claim 1, it is characterised in that:
The detection circuit for carrying out overvoltage protection to printer head is additionally provided on the dolly plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821535542.9U CN209168081U (en) | 2018-09-19 | 2018-09-19 | A kind of printer control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821535542.9U CN209168081U (en) | 2018-09-19 | 2018-09-19 | A kind of printer control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209168081U true CN209168081U (en) | 2019-07-26 |
Family
ID=67331658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821535542.9U Expired - Fee Related CN209168081U (en) | 2018-09-19 | 2018-09-19 | A kind of printer control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209168081U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109062522A (en) * | 2018-09-19 | 2018-12-21 | 浙江昱荣数码喷印技术有限公司 | A kind of printer control system |
-
2018
- 2018-09-19 CN CN201821535542.9U patent/CN209168081U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109062522A (en) * | 2018-09-19 | 2018-12-21 | 浙江昱荣数码喷印技术有限公司 | A kind of printer control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190726 |