CN210157110U - Control circuit for multifunctional driving motor - Google Patents
Control circuit for multifunctional driving motor Download PDFInfo
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- CN210157110U CN210157110U CN201921501963.4U CN201921501963U CN210157110U CN 210157110 U CN210157110 U CN 210157110U CN 201921501963 U CN201921501963 U CN 201921501963U CN 210157110 U CN210157110 U CN 210157110U
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Abstract
The utility model discloses a control circuit for a multifunctional driving motor, which comprises a switch power supply circuit, a constant current control circuit and a main control circuit, wherein the input end of the switch power supply circuit is connected with commercial power, and the output end of the switch power supply circuit is connected with the motor through the constant current control circuit and the main control circuit; the utility model discloses a stable signal driving motor of constant current control circuit output, driver chip U1 and voltage comparator U2 intercommunication, high level and the ascending decline of low level output signal control motor, driver chip U1 provides the stable voltage current of input through constant current control circuit, current and voltage fluctuation is too big can not appear, or receive the normal output of other interference sources influence current voltage in the external world, make the motor can keep in a stable environment, also can not appear transshipping or overflow phenomenon and make the motor generate heat or current voltage in the twinkling of an eye greatly and burn out motor inner coil, thereby the life greatly increased of time driver chip U1 and motor.
Description
Technical Field
The utility model belongs to the technical field of driving motor, concretely relates to a control circuit for multi-functional driving motor.
Background
When the existing motor driving circuit drives a motor, components on a circuit board are burnt out when the motor is overloaded, so that a large motor cannot be driven or power current cannot reach, a feedback signal is slow, a braking function is not provided, the circuit is simple and easy to react slowly, the effect of protecting the motor for a long time cannot be achieved, the service life of the motor is shortened, the rotating speed of the motor is influenced, and the processing efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the deficiencies in the prior art, the technical problem who solves is: the control circuit for the multifunctional driving motor can protect constant output of motor driving, has fast signal feedback and is used for the multifunctional driving motor.
In order to solve the technical problem, the utility model discloses a technical scheme be: the control circuit for the multifunctional driving motor comprises a switching power supply circuit, a constant current control circuit and a main control circuit, wherein the input end of the switching power supply circuit is connected with a mains supply, and the output end of the switching power supply circuit is connected with the motor sequentially through the constant current control circuit and the main control circuit.
Preferably, the master control circuit comprises a driving chip U1, a voltage comparator U2 and a patch socket J1, wherein the model of the driving chip U1 is TA8429, and the model of the voltage comparator U2 is L6562;
the first connection terminal of the driving chip U1 is connected with one end of a resistor R9, the other end of the resistor R9 is connected with one end of a capacitor C2, one end of a resistor R6, one end of a resistor R1 and one end of a resistor R7 respectively, the other end of the resistor R6 is connected with the first connection terminal of a voltage comparator U2, the other end of a resistor R7 is connected with the seventh connection terminal of the voltage comparator U2 and one end of a resistor R8 respectively, the other end of the resistor R8 is connected with the second connection terminal of the driving chip U1, the other end of the resistor R1 is connected with one end of a capacitor C5, one end of a capacitor C6, the eleventh connection terminal of the driving chip U1, the twelfth connection terminal of the driving chip U1 and the first connection terminal of a socket J1 respectively, the other end of a capacitor C5 is connected with the other end of a capacitor C6 and then grounded, the eighth connection terminal of the driving chip U1 is connected with the fourth connection, the fourth connection terminal of the driving chip U1 is connected with the third connection terminal of the patch socket J1, the capacitor C1 is connected in parallel between the fourth connection terminal of the driving chip U1 and the third connection terminal of the patch socket J1, and the sixth connection terminal of the driving chip U1 is grounded;
the other end of the capacitor C2 is connected with one end of a capacitor C3 and then grounded, the other end of the capacitor C3 is connected with a fifth connection terminal of a socket J1 after being connected with a resistor R3 in series, a connection line between the capacitor C3 and the resistor R3 is connected with a resistor R2 and then connected with a second connection terminal of a voltage comparator U2, a connection line between the resistor R2 and the second connection terminal of the voltage comparator U2 is connected with a resistor R4 and a fifth connection terminal of the voltage comparator U2 in series, a connection line between the resistor R4 and the fifth connection terminal of the voltage comparator U2 is connected with a resistor R5 and then connected with a fourth connection terminal of the voltage comparator U2, a fourth connection terminal of the voltage comparator U2 is grounded, a third connection terminal of the voltage comparator U2 is connected with a capacitor C4 and then grounded, connection lines between the third connection terminal of the voltage comparator U2 and the capacitor C4 are respectively connected with a sixth connection terminal of the voltage comparator U2, the sixth wiring terminal of the socket J1 is connected; the sixth wiring terminal of the driving chip U1 and the tenth wiring terminal of the driving chip U1 are respectively connected with the output end of the constant current control circuit, the third wiring terminal of the patch socket J1 and the fourth wiring terminal of the patch socket J1 are respectively connected with the input end of the H bridge circuit, and the first wiring terminal of the patch socket J1, the second wiring terminal of the patch socket J1, the fifth wiring terminal of the patch socket J1 and the sixth wiring terminal of the patch socket J1 are respectively connected with the wiring terminals of the motor.
Preferably, the drive chip U1 is capable of driving motors within 0-2A.
Compared with the prior art, the utility model following beneficial effect has:
the utility model relates to a control circuit for multifunctional driving motor, which comprises a switch power supply circuit, a constant current control circuit and a main control circuit, wherein the input end of the switch power supply circuit is connected with commercial power, and the output end of the switch power supply circuit is connected with the motor through the constant current control circuit and the main control circuit; the utility model discloses a stable signal driving motor of constant current control circuit output, driver chip U1 and voltage comparator U2 intercommunication, high level and the ascending decline of low level output signal control motor, driver chip U1 provides the stable voltage current of input through constant current control circuit, current and voltage fluctuation is too big can not appear, or receive the normal output of other interference sources influence current voltage in the external world, make the motor can keep in a stable environment, also can not appear transshipping or overflow phenomenon and make the motor generate heat or current voltage in the twinkling of an eye greatly and burn out motor inner coil, thereby the life greatly increased of time driver chip U1 and motor.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a circuit schematic diagram of the main control circuit of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The control circuit for the multifunctional driving motor comprises a switching power supply circuit, a constant current control circuit and a main control circuit, wherein the input end of the switching power supply circuit is connected with a mains supply, and the output end of the switching power supply circuit is connected with the motor sequentially through the constant current control circuit and the main control circuit.
Specifically, the constant current control circuit comprises a switching buck DC-DC conversion chip with the model number XL5015E1, a Schottky rectifier with the model number SK54 and a positioner, wherein the DC-DC conversion chip has excellent linear regulation rate and load regulation rate, the output voltage supports arbitrary regulation between 1.25V and 32V, and reliability modules such as overcurrent protection, over-temperature protection, short-circuit protection and the like are integrated in the chip; the switching power supply circuit, the constant current control circuit and the main control circuit are integrated on one circuit board, the integration degree is high, the size is small, the occupied position on the circuit board is small, the work is reliable, mature chips in industrial control are adopted, the performance is stable, and the circuit is suitable for batch production.
As shown in fig. 1, the main control circuit includes a driver chip U1, a voltage comparator U2 and a patch socket J1, the model of the driver chip U1 is TA8429, and the model of the voltage comparator U2 is L6562;
the first connection terminal of the driving chip U1 is connected with one end of a resistor R9, the other end of the resistor R9 is connected with one end of a capacitor C2, one end of a resistor R6, one end of a resistor R1 and one end of a resistor R7 respectively, the other end of the resistor R6 is connected with the first connection terminal of a voltage comparator U2, the other end of a resistor R7 is connected with the seventh connection terminal of the voltage comparator U2 and one end of a resistor R8 respectively, the other end of the resistor R8 is connected with the second connection terminal of the driving chip U1, the other end of the resistor R1 is connected with one end of a capacitor C5, one end of a capacitor C6, the eleventh connection terminal of the driving chip U1, the twelfth connection terminal of the driving chip U1 and the first connection terminal of a socket J1 respectively, the other end of a capacitor C5 is connected with the other end of a capacitor C6 and then grounded, the eighth connection terminal of the driving chip U1 is connected with the fourth connection, the fourth connection terminal of the driving chip U1 is connected with the third connection terminal of the patch socket J1, the capacitor C1 is connected in parallel between the fourth connection terminal of the driving chip U1 and the third connection terminal of the patch socket J1, and the sixth connection terminal of the driving chip U1 is grounded;
the other end of the capacitor C2 is connected with one end of a capacitor C3 and then grounded, the other end of the capacitor C3 is connected with a fifth connection terminal of a socket J1 after being connected with a resistor R3 in series, a connection line between the capacitor C3 and the resistor R3 is connected with a resistor R2 and then connected with a second connection terminal of a voltage comparator U2, a connection line between the resistor R2 and the second connection terminal of the voltage comparator U2 is connected with a resistor R4 and a fifth connection terminal of the voltage comparator U2 in series, a connection line between the resistor R4 and the fifth connection terminal of the voltage comparator U2 is connected with a resistor R5 and then connected with a fourth connection terminal of the voltage comparator U2, a fourth connection terminal of the voltage comparator U2 is grounded, a third connection terminal of the voltage comparator U2 is connected with a capacitor C4 and then grounded, connection lines between the third connection terminal of the voltage comparator U2 and the capacitor C4 are respectively connected with a sixth connection terminal of the voltage comparator U2, the sixth wiring terminal of the socket J1 is connected; the sixth wiring terminal of the driving chip U1 and the tenth wiring terminal of the driving chip U1 are respectively connected with the output end of the constant current control circuit, the third wiring terminal of the patch socket J1 and the fourth wiring terminal of the patch socket J1 are respectively connected with the input end of the H bridge circuit, the first wiring terminal of the patch socket J1, the second wiring terminal of the patch socket J1, the fifth wiring terminal of the patch socket J1 and the sixth wiring terminal of the patch socket J1 are respectively connected with the wiring terminals of the motor, and the driving chip U1 can drive the motor in 0-2A.
During the use, the commercial power passes through switching power supply circuit and turns into 12V voltage with 220V voltage, through the adjustable current of constant current control circuit output 0-5A and the adjustable voltage of 0.8-30V, the utility model discloses a stable signal driving motor of constant current control circuit output, driver chip U1 and voltage comparator U2 intercommunication, high level and low level output signal control motor rise and descend, driver chip U1 provides the stable voltage current of input through constant current control circuit, the current and voltage fluctuation can not appear too big, or receive other interference sources in the external world and influence the normal output of current and voltage, make the motor can keep in a stable environment, also can not appear transshipping or the overcurrent phenomenon makes the motor generate heat or the instantaneous current and voltage is big and burn out the inside coil of motor to the life greatly increased of time driver chip U1 and motor.
The driving chip U1 can control the voltage comparator U2 to drive the motors in 0-2A, and the driving chip U1 can also drive a plurality of motors to be applied to various processing fields.
The utility model discloses a drive chip U1 energy efficiency braking can very fast response feedback signal reach efficient reaction speed, the motor jam overload phenomenon can not appear in advancing and retreating in time, processing can not appear motor current more not last but not processing, make processing consumptive material consume little make full use of, reach environmental protection material saving; the processing signal can be fed back efficiently by the driving chip U1 matched with the voltage comparator U2, and the motor is controlled by a speed reducing motor with the rotating speed of 12v or 24 v.
A control circuit for multi-functional driving motor still can use on portable electric spark machine, through control motor lift transmission lead screw main shaft discharge, can the efficient pass through voltage comparator U2's signal feedback, the machining speed elevating frequency who reacts the motor, the phenomenon such as slow can not appear carbon deposit row cut, the condition of similar burn can not appear between consumptive material and the product of processing during messenger's discharge machining, improves process velocity greatly, processing for a long time keeps invariable processing.
The utility model discloses can protect motor drive constant output, efficiency braking environmental protection high-efficient, and the signal feedback is fast and can not appear damaging the components and parts condition, has extremely strong practicality, is fit for using widely.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (3)
1. A control circuit for a multifunctional drive motor, characterized by: the motor constant-current control circuit comprises a switching power supply circuit, a constant-current control circuit and a main control circuit, wherein the input end of the switching power supply circuit is connected with commercial power, and the output end of the switching power supply circuit is connected with a motor sequentially through the constant-current control circuit and the main control circuit.
2. The control circuit for a multifunctional driving motor according to claim 1, wherein: the main control circuit comprises a driving chip U1, a voltage comparator U2 and a patch socket J1, wherein the model of the driving chip U1 is TA8429, and the model of the voltage comparator U2 is L6562;
the first connection terminal of the driving chip U1 is connected with one end of a resistor R9, the other end of the resistor R9 is connected with one end of a capacitor C2, one end of a resistor R6, one end of a resistor R1 and one end of a resistor R7 respectively, the other end of the resistor R6 is connected with the first connection terminal of a voltage comparator U2, the other end of a resistor R7 is connected with the seventh connection terminal of the voltage comparator U2 and one end of a resistor R8 respectively, the other end of the resistor R8 is connected with the second connection terminal of the driving chip U1, the other end of the resistor R1 is connected with one end of a capacitor C5, one end of a capacitor C6, the eleventh connection terminal of the driving chip U1, the twelfth connection terminal of the driving chip U1 and the first connection terminal of a socket J1 respectively, the other end of a capacitor C5 is connected with the other end of a capacitor C6 and then grounded, the eighth connection terminal of the driving chip U1 is connected with the fourth connection, the fourth connection terminal of the driving chip U1 is connected with the third connection terminal of the patch socket J1, the capacitor C1 is connected in parallel between the fourth connection terminal of the driving chip U1 and the third connection terminal of the patch socket J1, and the sixth connection terminal of the driving chip U1 is grounded;
the other end of the capacitor C2 is connected with one end of a capacitor C3 and then grounded, the other end of the capacitor C3 is connected with a fifth connection terminal of a socket J1 after being connected with a resistor R3 in series, a connection line between the capacitor C3 and the resistor R3 is connected with a resistor R2 and then connected with a second connection terminal of a voltage comparator U2, a connection line between the resistor R2 and the second connection terminal of the voltage comparator U2 is connected with a resistor R4 and a fifth connection terminal of the voltage comparator U2 in series, a connection line between the resistor R4 and the fifth connection terminal of the voltage comparator U2 is connected with a resistor R5 and then connected with a fourth connection terminal of the voltage comparator U2, a fourth connection terminal of the voltage comparator U2 is grounded, a third connection terminal of the voltage comparator U2 is connected with a capacitor C4 and then grounded, connection lines between the third connection terminal of the voltage comparator U2 and the capacitor C4 are respectively connected with a sixth connection terminal of the voltage comparator U2, the sixth wiring terminal of the socket J1 is connected; the sixth wiring terminal of the driving chip U1 and the tenth wiring terminal of the driving chip U1 are respectively connected with the output end of the constant current control circuit, the third wiring terminal of the patch socket J1 and the fourth wiring terminal of the patch socket J1 are respectively connected with the input end of the H bridge circuit, and the first wiring terminal of the patch socket J1, the second wiring terminal of the patch socket J1, the fifth wiring terminal of the patch socket J1 and the sixth wiring terminal of the patch socket J1 are respectively connected with the wiring terminals of the motor.
3. The control circuit for a multifunctional driving motor according to claim 2, wherein: the drive chip U1 is capable of driving motors within 0-2A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921501963.4U CN210157110U (en) | 2019-09-10 | 2019-09-10 | Control circuit for multifunctional driving motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921501963.4U CN210157110U (en) | 2019-09-10 | 2019-09-10 | Control circuit for multifunctional driving motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210157110U true CN210157110U (en) | 2020-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921501963.4U Active CN210157110U (en) | 2019-09-10 | 2019-09-10 | Control circuit for multifunctional driving motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210157110U (en) |
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2019
- 2019-09-10 CN CN201921501963.4U patent/CN210157110U/en active Active
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