CN207339652U - A kind of power circuit of step-servo motor controller - Google Patents
A kind of power circuit of step-servo motor controller Download PDFInfo
- Publication number
- CN207339652U CN207339652U CN201721443018.4U CN201721443018U CN207339652U CN 207339652 U CN207339652 U CN 207339652U CN 201721443018 U CN201721443018 U CN 201721443018U CN 207339652 U CN207339652 U CN 207339652U
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- servo motor
- decompression chip
- motor controller
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Abstract
It the utility model is related to a kind of circuit, more particularly to a kind of power circuit of step-servo motor controller.Including sequentially connected level-one decompression chip, two level decompression chip and control chip, the level-one decompression chip is connected with voltage input end, the voltage input end is connected with the capacitance and electrolytic capacitor of some ground connection, and self- recoverage insurance and anti-reverse diode are additionally provided between voltage input end and level-one decompression chip.The utility model sets the capacitance and electrolytic capacitor of multiple ground connection, ensures filter effect；Anti-reverse diode and self- recoverage insurance is additionally provided with the same time; in the case that the effect of anti-reverse diode is reverse power connection, can protection power source be not burned, self- recoverage insurance can be in the case of circuit abnormality; circuit is carried out to restart self- recoverage, improves the experience of user.
Description
【Technical field】
It the utility model is related to a kind of circuit, more particularly to a kind of power circuit of step-servo motor controller.
【Background technology】
With industrial automation, the continuous development of intelligence manufacture, core list of the PLC programmable controller as intelligence manufacture
Member, is widely used among the various intelligent automatic control equipment of industry manufacture, existing PLC PLC technologies on the market
Device, it is expensive, and need the programming engineer of specialty to utilize upper software programming, accomplish that man-machine interface is grasped using touch-screen
It is big to make cost.It is therefore desirable to provide a kind of step-servo motor control that can be saved equipment cost and program cost of labor
Device.And existing power technology, it can not realize being precisely controlled for step-servo motor controller power source voltage, how realize filter
Ripple, voltage stabilizing and the load capacity and antijamming capability that increase circuit, become the key issue of exploitation servomotor controller.
【The content of the invention】
The purpose of this utility model is to provide a kind of decompression of two-stage, filter effect is obvious, band carries and strong antijamming capability
Step-servo motor controller power circuit.
To achieve the above object, the power circuit of a kind of step-servo motor controller of the utility model, including successively
Level-one decompression chip 10, two level decompression chip 20 and the control chip 60 of connection, level-one decompression chip 10 are connected with electricity
Input terminal 40 is pressed, capacitance 30 and the electrolysis of some ground connection are connected between the voltage input end 40 and level-one decompression chip 10
Capacitance 31, self- recoverage insurance 50 and anti-reverse diode 51 are also in series between voltage input end 40 and level-one decompression chip 10.
Further, the capacitance of some ground connection is provided between level-one decompression chip 10 and two level decompression chip 20
30 and electrolytic capacitor 31, it is additionally provided with fly-wheel diode 11 and inductance 12.
Further, the output terminal of the two level decompression chip 20 is also associated with high speed photo coupling 70, the high speed photo coupling
Some groups of photistors 71 and photodiode 72 are provided with 70, photistor 71 and photodiode 72 correspond
Set, and pass through Phototube Coupling transmission signal.
Further, the photodiode 72 connects external signal input terminals 80, and the photistor 71 connects
Connect control chip 60.
The contribution of the utility model is, there is provided a kind of power circuit of step-servo motor controller, the circuit are set
Level-one decompression chip and two level decompression chip are equipped with, level-one is depressured chip and the voltage conversion of 24V is depressured core into 5V voltages, two level
5V voltage conversions into the available 3.3V voltages of control chip, by the decompression of segmented, are made voltage conversion more stable by piece.Pass through
The capacitance and electrolytic capacitor of multiple ground connection, ensure filter effect；Anti-reverse diode and self- recoverage insurance is additionally provided with the same time, is prevented
In the case that the effect of reversal connection diode is reverse power connection, can protection power source be not burned, self- recoverage insurance can be different in circuit
Often in the case of overload, overcurrent, circuit is carried out to restart self- recoverage, improves the experience of user.In addition, the output voltage of 3.3V
Be also provided to high speed photo coupling, high speed photo coupling feedback signal to control chip, realize the execution of control chip relevant action with
Stop.
【Brief description of the drawings】
Fig. 1 is the utility model power circuit diagram.
【Embodiment】
The following example is being explained further and supplementing to the utility model, does not form any limit to the utility model
System.
Embodiment 1
As shown in Figure 1, a kind of power circuit of step-servo motor controller of the present embodiment, including sequentially connected one
Level decompression chip 10, two level decompression chip 20 and control chip 60, level-one decompression chip 10 are connected with voltage input end
40, the capacitance 30 and electrolytic capacitor 31 of some ground connection are connected between the voltage input end 40 and level-one decompression chip 10,
Self- recoverage insurance 50 and anti-reverse diode 51 are also in series between voltage input end 40 and level-one decompression chip 10.External voltage
Inputted from voltage input end 40, its voltage is 24V, is depressured chip 10 by 24V voltage conversions into 5V voltages by level-one, then pass through
Two level is depressured chip 20 by 5V voltage conversions into 3.3V voltages, there is provided is used to control chip 60, level-one decompression chip 10 and electricity
Be provided with the capacitance 30 and electrolytic capacitor 31 of some ground connection between pressure input terminal 40, realize filter action, voltage input end 40 with
Self- recoverage insurance 50 is also in series between level-one decompression chip 10 and anti-reverse diode 51, anti-reverse diode 51 act on
In ending conducting effect when reverse power connection, power supply is prevented to be burned, and the effect of self- recoverage insurance 50 is circuit abnormality
, it can be achieved that the self-recovery of circuit, reduces abnormal generation when overload, overcurrent, the experience of user is improved.
Embodiment 2
If as shown in Figure 1, the level-one decompression chip 10 and two level described in the present embodiment are provided between being depressured chip 20
The capacitance 30 and electrolytic capacitor 31 on stem grafting ground, are additionally provided with fly-wheel diode 11 and inductance 12.Fly-wheel diode 11 and inductance 12
Collective effect, prevents the voltage of moment strengthens from burning out power supply, while increases the load capacity of power supply.
Embodiment 3
As shown in Figure 1, the output terminal of the two level decompression chip 20 is also associated with high speed photo coupling 70, the high speed photo coupling
Some groups of photistors 71 and photodiode 72 are provided with 70, photistor 71 and photodiode 72 correspond
Set, and pass through Phototube Coupling transmission signal.The photodiode 72 connects external signal input terminals 80, and described is photosensitive
Transistor 71 connects control chip 60.In the present embodiment, from the voltage of the output of two level dropping equipment 20, except being supplied to control core
Outside piece 60, high speed photo coupling 70 is also provided to, some groups of photistors 71 and photosensitive are provided with high speed photo coupling 70
Diode 72, photodiode 72 are also associated with external signal input terminals, and external signal inputs a signal into light by sensor
In quick diode 72, photodiode 72 produces the light that brightness differs, and photistor 71 produces sense of movement to certain luminance light
Should, and export and acted to the external equipment such as control chip 60, control chip control machinery arm.
Although being disclosed by above example to the utility model, the scope of protection of the utility model not office
It is limited to this, under conditions of conceiving without departing from the utility model, each component is done to more than deformation, replacements etc. will be fallen into
In the right of utility model.
Claims (4)
1. a kind of power circuit of step-servo motor controller, including sequentially connected level-one decompression chip (10), two level drop
Press chip (20) and control chip (60), it is characterised in that：The level-one decompression chip (10) is connected with voltage input end
(40), capacitance (30) and the electrolysis of some ground connection are connected between the voltage input end (40) and level-one decompression chip (10)
Capacitance (31), is also in series with self- recoverage insurance (50) and anti-reverse two between voltage input end (40) and level-one decompression chip (10)
Pole pipe (51).
A kind of 2. power circuit of step-servo motor controller as claimed in claim 1, it is characterised in that：The level-one
The capacitance (30) and electrolytic capacitor (31) of some ground connection are provided between decompression chip (10) and two level decompression chip (20), is also set
It is equipped with fly-wheel diode (11) and inductance (12).
A kind of 3. power circuit of step-servo motor controller as claimed in claim 1, it is characterised in that：The two level drop
The output terminal of pressure chip (20) is also associated with high speed photo coupling (70), and some groups of photosensitive crystalline substances are provided with the high speed photo coupling (70)
Body pipe (71) and photodiode (72), the photistor (71) and photodiode (72), which correspond, to be set, and
Pass through Phototube Coupling transmission signal.
A kind of 4. power circuit of step-servo motor controller as claimed in claim 3, it is characterised in that：Described is photosensitive
Diode (72) connection external signal input terminals (80), the photistor (71) connection control chip (60).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721443018.4U CN207339652U (en) | 2017-11-01 | 2017-11-01 | A kind of power circuit of step-servo motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721443018.4U CN207339652U (en) | 2017-11-01 | 2017-11-01 | A kind of power circuit of step-servo motor controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207339652U true CN207339652U (en) | 2018-05-08 |
Family
ID=62364417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721443018.4U Active CN207339652U (en) | 2017-11-01 | 2017-11-01 | A kind of power circuit of step-servo motor controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207339652U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571892A (en) * | 2019-10-17 | 2019-12-13 | 合肥星空物联信息科技有限公司 | Charging reverse connection electronic equipment restoration circuit |
-
2017
- 2017-11-01 CN CN201721443018.4U patent/CN207339652U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571892A (en) * | 2019-10-17 | 2019-12-13 | 合肥星空物联信息科技有限公司 | Charging reverse connection electronic equipment restoration circuit |
| CN110571892B (en) * | 2019-10-17 | 2020-11-06 | 合肥星空物联信息科技有限公司 | Charging reverse connection electronic equipment restoration circuit |
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