CN207884522U - The output circuit of stepper motor driver - Google Patents
The output circuit of stepper motor driver Download PDFInfo
- Publication number
- CN207884522U CN207884522U CN201721552858.4U CN201721552858U CN207884522U CN 207884522 U CN207884522 U CN 207884522U CN 201721552858 U CN201721552858 U CN 201721552858U CN 207884522 U CN207884522 U CN 207884522U
- Authority
- CN
- China
- Prior art keywords
- diode
- optocoupler
- cathode
- interface
- anode
- 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.)
- Expired - Fee Related
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- Control Of Stepping Motors (AREA)
Abstract
The utility model discloses a kind of output circuits of stepper motor driver, including optocoupler U1, the cathode of the collector connection diode D1 of the optocoupler U1, the positive connecting interface Y0 of the diode D1, the collector of the optocoupler U1 is also associated with the cathode of diode D4, the positive connecting interface YCOM of the diode D4, the anode of the emitter connection diode D2 of the optocoupler U1, the cathode of the diode D2 connects the interface Y0, the emitter of the optocoupler U1 is also associated with the anode of diode D3, and the cathode of the diode D3 connects the interface YCOM.The utility model controls the trend of optocoupler input current, realizes the circuit connecting of compatible common cathode and common anode by the unilateral conduction of diode.
Description
Technical field
The utility model is related to stepper motor technical fields, more particularly to a kind of output electricity of stepper motor driver
Road.
Background technology
Industrial development increasingly automates at present, and during the execution of automated system, stepping needs stepper motor driver
Want input signal, it is also desirable to output signal reacts the working condition of current stepper motor and driver, such as：In operation, stop
In only, a few thing state in failure etc..Stepper motor driver output signal connection control system be also it is various,
Such as：Industrial computer system, SCM system, PLC system etc., and thinner branch can also be divided, as common in PLC system
Mitsubishi PLC input port generally requires to be the input of NPN common anodes, and SIEMENS PLC input port generally requires to be the input of PNP common cathodes.At present
The mode for solving common cathode common anode incompatibility problem is all to draw the pin of optocoupler, is then carried out according to the interface type of load
Common anode connects or common cathode connection, can increase the apparent size and interface quantity of stepper motor driver in this way.
Utility model content
The purpose of this utility model is to provide a kind of compatible common cathode common anode, the steppings that interface quantity is few, apparent size is small
The output circuit of motor driver.
Technical solution is used by a kind of output circuit of stepper motor driver disclosed by the utility model:
A kind of output circuit of stepper motor driver, including the collector of optocoupler U1, the optocoupler U1 connect diode
The collector of the cathode of D1, the positive connecting interface Y0 of the diode D1, the optocoupler U1 is also associated with the negative of diode D4
Pole, the anode of the emitter connection diode D2 of the positive connecting interface YCOM of the diode D4, the optocoupler U1 are described
The cathode of diode D2 connects the interface Y0, and the emitter of the optocoupler U1 is also associated with the anode of diode D3, and described two
The cathode of pole pipe D3 connects the interface YCOM.
Preferably, the output circuit of the stepper motor driver further includes an optocoupler U2.
Preferably, the cathode of the collector connection diode D5 of the optocoupler U2, the anode of the diode D5
The collector of connecting interface Y1, the optocoupler U2 are also associated with the cathode of diode D8, and the anode of the diode D8 connects
The anode of the emitter connection diode D6 of mouth YCOM, the optocoupler U2, the cathode of the diode D6 connect the interface Y1,
The emitter of the optocoupler U2 is also associated with the anode of diode D7, and the cathode of the diode D7 connects the interface YCOM.
Preferably, the output circuit of the stepper motor driver further includes at least one optocoupler U3.
Preferably, the cathode of the collector connection diode D9 of the optocoupler U3, the anode of the diode D9
The collector of connecting interface Y2, the optocoupler U3 are also associated with the cathode of diode D12, the anode connection of the diode D12
The emitter of interface YCOM, the optocoupler U3 connect the anode of diode D10, are connect described in the cathode connection of the diode D10
The emitter of mouth Y2, the optocoupler U3 are also associated with the anode of diode D11, are connect described in the cathode connection of the diode D11
Mouth YCOM.
The output circuit of stepper motor driver disclosed by the utility model, the collector connection diode D1's of optocoupler U1
The collector of cathode, the positive connecting interface Y0 of the diode D1, the optocoupler U1 is also associated with the cathode of diode D4, institute
State the positive connecting interface YCOM of diode D4；The anode of the emitter connection diode D2 of the optocoupler U1, the diode
The cathode of D2 connects the interface Y0, and the emitter of the optocoupler U1 is also associated with the anode of diode D3, the diode D3
Cathode connect the interface YCOM.The utility model controls walking for optocoupler input current by the unilateral conduction of diode
To realizing the circuit connecting of compatible common cathode and common anode；Two kinds of circuits of common cathode and common anode have been compatible with, have not increased interface quantity but,
The interface quantity that realizes the utility model is few, apparent size is small.
Description of the drawings
Fig. 1 is the structural schematic diagram of the output circuit of the stepper motor driver of the utility model.
Specific implementation mode
The utility model is further elaborated and is illustrated with reference to specific embodiment and Figure of description:
Referring to FIG. 1, a kind of output circuit of stepper motor driver, including optocoupler U1, the collector of the optocoupler U1
The cathode of diode D1, the positive connecting interface Y0 of the diode D1 are connected, the collector of the optocoupler U1 is also associated with two
The cathode of pole pipe D4, the emitter connection diode D2's of the positive connecting interface YCOM of the diode D4, the optocoupler U1
The cathode of anode, the diode D2 connects the interface Y0, and the emitter of the optocoupler U1 is being also associated with diode D3 just
The cathode of pole, the diode D3 connects the interface YCOM.
The output circuit of the stepper motor driver further includes an optocoupler U2.
The cathode of the collector connection diode D5 of the optocoupler U2, the positive connecting interface Y1 of the diode D5, institute
The collector for stating optocoupler U2 is also associated with the cathode of diode D8, the positive connecting interface YCOM of the diode D8, the light
The anode of the emitter connection diode D6 of coupling U2, the cathode of the diode D6 connect the interface Y1, the optocoupler U2's
Emitter is also associated with the anode of diode D7, and the cathode of the diode D7 connects the interface YCOM.
The output circuit of the stepper motor driver further includes at least one optocoupler U3, can be according to needed for actual conditions
Increase the quantity of optocoupler U3.
The cathode of the collector connection diode D9 of the optocoupler U3, the positive connecting interface Y2 of the diode D9, institute
The collector for stating optocoupler U3 is also associated with the cathode of diode D12, and the positive connecting interface YCOM of the diode D12 is described
The anode of the emitter connection diode D10 of optocoupler U3, the cathode of the diode D10 connect the interface Y2, the optocoupler
The emitter of U3 is also associated with the anode of diode D11, and the cathode of the diode D11 connects the interface YCOM.
The output circuit of stepper motor driver disclosed by the utility model passes through the unilateral conduction of diode, control
The trend of optocoupler input current realizes the circuit connecting of compatible common cathode and common anode；In the case where increasing optocoupler, optocoupler is increased newly
Emitter be connected on the same interface, do not increase interface quantity, the interface quantity for realizing the utility model is few, appearance ruler
It is very little small.
Finally it should be noted that above example is only to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected range, although being explained in detail to the utility model with reference to preferred embodiment, this field it is general
Lead to it will be appreciated by the skilled person that can be modified or replaced equivalently to the technical solution of the utility model, without departing from this
The spirit and scope of utility model technical solution.
Claims (5)
1. a kind of output circuit of stepper motor driver, it is characterised in that：Including optocoupler（U1）, the optocoupler（U1）Current collection
Pole connects diode（D1）Cathode, the diode（D1）Positive connecting interface（Y0）, the optocoupler（U1）Collector
It is also associated with diode（D4）Cathode, the diode（D4）Positive connecting interface（YCOM）, the optocoupler（U1）Hair
Emitter-base bandgap grading connects diode（D2）Anode, the diode（D2）Cathode connect the interface（Y0）, the optocoupler（U1）'s
Emitter is also associated with diode（D3）Anode, the diode（D3）Cathode connect the interface（YCOM）.
2. the output circuit of stepper motor driver as described in claim 1, it is characterised in that：The stepper motor driver
Output circuit further include an optocoupler（U2）.
3. the output circuit of stepper motor driver as claimed in claim 2, it is characterised in that：The optocoupler（U2）Current collection
Pole connects diode（D5）Cathode, the diode（D5）Positive connecting interface（Y1）, the optocoupler（U2）Collector
It is also associated with diode（D8）Cathode, the diode（D8）Positive connecting interface（YCOM）, the optocoupler（U2）Hair
Emitter-base bandgap grading connects diode（D6）Anode, the diode（D6）Cathode connect the interface（Y1）, the optocoupler（U2）'s
Emitter is also associated with diode（D7）Anode, the diode（D7）Cathode connect the interface（YCOM）.
4. the output circuit of stepper motor driver as described in claim 1, it is characterised in that：The stepper motor driver
Output circuit further include at least one optocoupler（U3）.
5. the output circuit of stepper motor driver as claimed in claim 4, it is characterised in that：The optocoupler（U3）Current collection
Pole connects diode（D9）Cathode, the diode（D9）Positive connecting interface（Y2）, the optocoupler（U3）Collector
It is also associated with diode（D12）Cathode, the diode（D12）Positive connecting interface（YCOM）, the optocoupler（U3）'s
Emitter connects diode（D10）Anode, the diode（D10）Cathode connect the interface（Y2）, the optocoupler
（U3）Emitter be also associated with diode（D11）Anode, the diode（D11）Cathode connect the interface
（YCOM）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721552858.4U CN207884522U (en) | 2017-11-20 | 2017-11-20 | The output circuit of stepper motor driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721552858.4U CN207884522U (en) | 2017-11-20 | 2017-11-20 | The output circuit of stepper motor driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207884522U true CN207884522U (en) | 2018-09-18 |
Family
ID=63501038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721552858.4U Expired - Fee Related CN207884522U (en) | 2017-11-20 | 2017-11-20 | The output circuit of stepper motor driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207884522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109951113A (en) * | 2019-03-08 | 2019-06-28 | 深圳市雷赛智能控制股份有限公司 | Motor driver, automation equipment and automatic control system |
-
2017
- 2017-11-20 CN CN201721552858.4U patent/CN207884522U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109951113A (en) * | 2019-03-08 | 2019-06-28 | 深圳市雷赛智能控制股份有限公司 | Motor driver, automation equipment and automatic control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Tu Zuxin Inventor after: Liu Xu Inventor before: Tu Zuxin Inventor before: Liu Xu |
|
| 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: 20180918 Termination date: 20201120 |