CN205748418U - A kind of circuit board being arranged on encoded servo device - Google Patents
A kind of circuit board being arranged on encoded servo device Download PDFInfo
- Publication number
- CN205748418U CN205748418U CN201620498894.6U CN201620498894U CN205748418U CN 205748418 U CN205748418 U CN 205748418U CN 201620498894 U CN201620498894 U CN 201620498894U CN 205748418 U CN205748418 U CN 205748418U
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- chip
- circuit board
- filter capacitor
- power supply
- negative pole
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Abstract
This utility model relates to a kind of circuit board being arranged on encoded servo device, and this circuit board includes circuit board main body, misconnection protection diode, Zener diode, power supply voltage stabilizing chip, two filter capacitors, opto-electronic receiver chip, integrated computation chip, pin-saving chip, data processing chip, synchronization serial output interface chip, electrostatic potential protection diodes；Wherein, the negative pole of described misconnection protection diode is connected with the negative pole of Zener diode, the plus earth of Zener diode, and negative pole is connected with misconnection protection diode, filter capacitor respectively, and filter capacitor is connected with power supply voltage stabilizing chip；The described power supply voltage stabilizing chip other end is connected with another filter capacitor；Described opto-electronic receiver chip is connected with integrated computation chip successively, pin-saving chip, data processing chip, synchronization serial output interface chip, electrostatic potential protection diode connects.This circuit board capacity of resisting disturbance is strong, and the data of transmission are more stable, reliable.
Description
Technical field
This utility model relates to circuit board technology field, is specifically related on a kind of encoder the circuit board used, and being used for will
The optical signal received carries out photoelectric conversion, calculates and export measurement result.
Background technology
Encoded servo device is mounted on servomotor a kind of sensor for measuring servomotor corner and rotating speed, logical
Cross the circuit board installed on the encoder, it is achieved photoelectric signal transformation, thus output detections result.Therefore, circuit in encoder
The quality of plate performance directly affects the measurement result of whole encoder.
Along with the fast development of multimedia technology, the quality of life of people is more and more higher, and people slowly come into by elevator, weaving loom
The visual field, so more and more higher to the demand of encoder.But, the circuit board that most domestic encoder uses includes:
Circuit board main body, power supply voltage stabilizing chip, opto-electronic receiver chip, integrated computation chip, pin-saving chip, data processing chip,
Synchronization serial output interface chip (see figure 1), makes encoder poor anti jamming capability in actual use, circuit stability
Difference, the distance of transmission is near, and fragile, the life-span is short, is not easy in adverse circumstances use.
Summary of the invention
The purpose of this utility model is to provide a kind of circuit board for encoder for servo motor, and its capacity of resisting disturbance is strong,
System can be made more reliable and more stable, and can protection circuit, increase the service life, adapt to modern industry demand.
The purpose of this utility model is achieved in that on this circuit board and includes circuit board main body, power supply voltage stabilizing chip, light
Electricity receives chip, integrated computation chip, pin-saving chip, data processing chip, synchronization serial output interface chip, its feature
It is: also include misconnection protection diode, Zener diode, two filter capacitors and electrostatic potential protection diode；Wherein, institute
State misconnection protection diode negative pole is connected with the negative pole of Zener diode, voltage from misconnection protect diode positive pole inflow from
Negative pole exports, subsequently into the negative pole of Zener diode；The plus earth of described Zener diode, negative pole is protected with misconnection respectively
Diode, filter capacitor one end connect, and the other end ground connection of filter capacitor, filter capacitor is connected with power supply voltage stabilizing chip, is used for
The wide-range voltage of power supply is sent into power supply voltage stabilizing chip；The described power supply voltage stabilizing chip other end and another filter capacitor one end
Connect, filter capacitor other end ground connection, export rational, stable voltage by filter capacitor, provide for whole circuit and continue
Stable voltage；Described opto-electronic receiver chip is connected with integrated computation chip, for experiencing the strong of the encoder light by grating
Weak, and it is changed into the signal of telecommunication that height is different, then the signal of telecommunication is sent into integrated computation chip；Described integrated computation chip one
End is connected with pin-saving chip, for processing the signal of telecommunication received and logical operations, and good data is deposited
Storage is to pin-saving chip；The described integrated computation chip other end is connected with data processing chip, is calculated by integrated computation chip
Data be transferred to data processing chip；Described data processing chip is connected with synchronization serial output interface chip, is used for receiving
The signal of integrated computation chip, carries out computing integration to it, and the data handled well is transferred to synchronization serial output interface core
Sheet；Described synchronization serial output interface chip is connected with electrostatic potential protection diode, is used for receiving data processing chip and processes
Good data, and signal is sent into electrostatic potential protection diode, then export.
The present invention has the advantages that:
1, by arranging Zener diode and electrostatic potential protection diode on circuit board described in the utility model, it is passed
Defeated data are more stable, reliable compared with the data of board transmission on encoder before.
2, circuit board described in the utility model compares with conventional circuit board, adds filter capacitor in terms of power supply, increases
Add the stability of power supply, enhanced the capacity of resisting disturbance of signal so that it is can adapt to modern industry requirement.
3, circuit board described in the utility model is by being provided with electrostatic potential protection diode, after can not being subject to protection circuit
The impact of continuous current surge, greatly strengthen the transmission capacity of signal, and can effective protection circuit, in terms of information transmission
There is more preferable advantage.
4, circuit board described in the utility model is by installing misconnection protection diode, can enter circuit when reverse power connection
Row is effectively protected, in order to avoid burning other components and parts so that it is more robust, the life-span is longer.
Accompanying drawing explanation
Fig. 1 is the overall structure figure of circuit board internal circuit in prior art.
The overall structure figure of Fig. 2 circuit board internal circuit described in the utility model.
Fig. 3 is the front view of circuit board described in the utility model.
Fig. 4 is the rearview of circuit board described in the utility model.
Fig. 5 is the power circuit diagram of circuit board described in the utility model.
Fig. 6 is that the opto-electronic receiver chip of circuit board described in the utility model transmits a signal to integrated computation chip circuit
Figure.
Fig. 7 is that the integrated computation chip of circuit board described in the utility model stores data into pin-saving chip circuit
Figure.
Fig. 8 is that the integrated computation chip of circuit board described in the utility model transfers data to data processing chip circuit
Figure.
Fig. 9 is that the data processing chip of circuit board described in the utility model transmits a signal to synchronization serial output interface core
Sheet circuit diagram.
Figure 10 is that the synchronization serial output interface chip of circuit board described in the utility model transfers data to electrostatic potential
Protection diode circuit figure.
Detailed description of the invention
Refering to Fig. 2, Fig. 3, Fig. 4: include circuit board main body A, the misconnection being arranged on the front of circuit board A on this circuit board
Protection diode 1, Zener diode 2,3, two filter capacitors 4 of power supply voltage stabilizing chip, integrated computation chip 6, data storage core
Sheet 7, data processing chip 8, synchronization serial output interface chip 9 and the opto-electronic receiver chip being arranged on the reverse side of circuit board A
5, electrostatic potential protection diode 10；
Refering to Fig. 5, the negative pole of described misconnection protection diode 1 is connected with the negative pole of Zener diode 2, and voltage is protected from misconnection
The positive pole protecting diode 1 flows into from negative pole output, subsequently into the negative pole of Zener diode 2；
The plus earth of described Zener diode 2, negative pole is respectively with misconnection protection diode 1, filter capacitor 4 one end even
Connecing, the other end ground connection of filter capacitor 4, filter capacitor 4 is connected with power supply voltage stabilizing chip 3, for by the wide-range voltage of power supply
Send into power supply voltage stabilizing chip 3；
Described power supply voltage stabilizing chip 3 other end is connected with another filter capacitor 4 one end, filter capacitor 4 other end ground connection,
Export rational, stable voltage by filter capacitor 4, provide continual and steady voltage for whole circuit；
Refering to Fig. 6, described opto-electronic receiver chip 5 is connected with integrated computation chip 6, for impression by encoder grating
The power of light, and it is changed into the signal of telecommunication that height is different, then the signal of telecommunication is sent into integrated computation chip 6；
Refering to Fig. 7, described integrated computation chip 6 one end is connected with pin-saving chip 7, for the signal of telecommunication received
Carry out processing and logical operations, and good data are stored pin-saving chip 7；
Refering to Fig. 8, described integrated computation chip 6 other end is connected with data processing chip 8, is calculated by integrated computation chip 6
Good data are transferred to data processing chip 8；
Refering to Fig. 9, described data processing chip 8 is connected with synchronization serial output interface chip 9, is used for receiving integrated computation
The signal of chip 6, carries out computing integration to it, and the data handled well is transferred to synchronization serial output interface chip 9；Described
Data processing chip 8 configures corresponding crystal oscillator and reset.
Refering to Figure 10, described synchronization serial output interface chip 9 is connected with electrostatic potential protection diode 10, is used for receiving
The data that data processing chip 8 is handled well, and signal is sent into electrostatic potential protection diode 10, then export.
When this circuit board is installed on encoder use, voltage flows into defeated from negative pole from the positive pole of misconnection protection diode 1
Go out, subsequently into the negative pole of Zener diode 2, by the plus earth of Zener diode 2, prevent excessive voltage from flowing into, burn
Circuit.The negative pole of Zener diode 2 connects one end of filter capacitor 4, other end ground connection, then by the voltage of output through power supply voltage stabilizing
Chip 3, becomes the voltage needed for circuit by wide buckling, then is played the effect of filtering by filter capacitor 4, makes the voltage of output more
Stable.Optical signal, by the difference of the light and shade power of light, is become signal of telecommunication output, sends into integrated computation by opto-electronic receiver chip 5
Chip 6 carries out integrating computing so that it is the signal required for output, then stores data in pin-saving chip 7, is re-fed into number
According to processing chip 8, through conversion, export required signal by synchronization serial output interface chip 9, finally by the letter of output
Number send into electrostatic potential protection diode 10, play the effect of a protection, prevent rear surge by circuit burnout, and above-mentioned
Each chip configures some resistance and electric capacity plays the effect of dividing potential drop and filtering.
Claims (1)
1. it is arranged on the circuit board on encoded servo device, connects including circuit board main body (A), power supply voltage stabilizing chip (3), photoelectricity
Receive chip (5), integrated computation chip (6), pin-saving chip (7), data processing chip (8), synchronization serial output interface core
Sheet (9)；It is characterized in that: also include misconnection protection diode (1), Zener diode (2), two filter capacitors (4) and electrostatic
Voltage protection diode (10)；Wherein, the negative pole of described misconnection protection diode (1) is connected with the negative pole of Zener diode (2),
Voltage is protected the positive pole of diode (1) to flow into from misconnection and is exported from negative pole, subsequently into the negative pole of Zener diode (2)；
The plus earth of described Zener diode (2), negative pole is respectively with misconnection protection diode (1), filter capacitor (4) one end even
Connecing, the other end ground connection of filter capacitor (4), filter capacitor (4) is connected with power supply voltage stabilizing chip (3), for by the wide model of power supply
Enclose voltage and send into power supply voltage stabilizing chip (3)；
Described power supply voltage stabilizing chip (3) other end is connected with another filter capacitor (4) one end, another termination of filter capacitor (4)
Ground, exports rational, stable voltage by filter capacitor (4), provides continual and steady voltage for whole circuit；
Described opto-electronic receiver chip (5) is connected with integrated computation chip (6), is used for the strong of the impression light by encoder grating
Weak, and it is changed into the signal of telecommunication that height is different, then the signal of telecommunication is sent into integrated computation chip (6)；
Described integrated computation chip (6) one end is connected with pin-saving chip (7), for processing the signal of telecommunication received
And logical operations, and good data are stored pin-saving chip (7)；At integrated computation chip (6) other end and data
Reason chip (8) connects, and data good for integrated computation chip (6) are transferred to data processing chip (8)；
Described data processing chip (8) is connected with synchronization serial output interface chip (9), is used for receiving integrated computation chip (6)
Signal, it is carried out computing integration, and the data handled well is transferred to synchronization serial output interface chip (9)；
Described synchronization serial output interface chip (9) is connected with electrostatic potential protection diode (10), is used for receiving data and processes
The data that chip (8) is handled well, and signal is sent into electrostatic potential protection diode (10), then export.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620498894.6U CN205748418U (en) | 2016-05-26 | 2016-05-26 | A kind of circuit board being arranged on encoded servo device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620498894.6U CN205748418U (en) | 2016-05-26 | 2016-05-26 | A kind of circuit board being arranged on encoded servo device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205748418U true CN205748418U (en) | 2016-11-30 |
Family
ID=57361982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620498894.6U Expired - Fee Related CN205748418U (en) | 2016-05-26 | 2016-05-26 | A kind of circuit board being arranged on encoded servo device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205748418U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108732981A (en) * | 2017-04-19 | 2018-11-02 | 北京国电智深控制技术有限公司 | A kind of motor speed monitoring system and method |
-
2016
- 2016-05-26 CN CN201620498894.6U patent/CN205748418U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108732981A (en) * | 2017-04-19 | 2018-11-02 | 北京国电智深控制技术有限公司 | A kind of motor speed monitoring system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20190526 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |