CN207518497U - A kind of brushless motor driver module and fruit juice robot peel the system of squeezing the juice - Google Patents
A kind of brushless motor driver module and fruit juice robot peel the system of squeezing the juice Download PDFInfo
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- CN207518497U CN207518497U CN201721363852.2U CN201721363852U CN207518497U CN 207518497 U CN207518497 U CN 207518497U CN 201721363852 U CN201721363852 U CN 201721363852U CN 207518497 U CN207518497 U CN 207518497U
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Abstract
It peels the system of squeezing the juice the utility model discloses a kind of brushless motor driver module and fruit juice robot, drive module includes：Main control unit is connect with motor, with motor hall signal is obtained, and exports three-phase pulse signal and threephase switch signal；Hall power supply unit, for the Hall power supply got from motor to be given to carry out with reference to setting, so that main control unit obtains more stable motor hall signal；Driving unit is connect with the main control unit and motor, for receiving the threephase switch signal, and the three-phase pulse signal is exported to motor and is worked with driving motor.The utility model can drive brshless DC motor to operate, and whole system is not only easy to operate, and reliable and stable, and save cost and be adapted to various types of brshless DC motors, be with a wide range of applications.
Description
Technical field
The utility model is related to the fields of squeezing the juice more particularly to a kind of brushless motor driver module and fruit juice robot to peel
It squeezes the juice system.
Background technology
A kind of fruit juice robot product very high as the degree of automation, can fresh fruit in face of client with
The fruit juice for tasty is squeezed after time peeling short enough.And stream is peeled and squeezes to fruit in the completion of fruit juice robot
Cheng Hou in order to ensure that consumer can take a scyhus amount, tasty, clean and delicious fresh juices, needs design intelligence, spirit
Living, the effective and high performance system of squeezing the juice of peeling.
Utility model content
The technical problem to be solved by the present invention is to for the drawbacks described above of the prior art, provide a kind of brushless electricity
Machine drive module and fruit juice robot peel the system of squeezing the juice.
Technical solution is used by the utility model solves its technical problem：A kind of brushless motor driver module is constructed,
It peels applied to being used to implement for juice extractor, the motor for function of squeezing the juice, including：
Main control unit is connect with motor, with motor hall signal is obtained, and exports three-phase pulse signal and threephase switch
Signal；
Hall power supply unit, for the Hall power supply got from motor to be given to carry out with reference to setting, so that main control unit obtains
Obtain more stable motor hall signal；
Driving unit is connect with the main control unit and motor, for receiving the threephase switch signal, and by described in
Three-phase pulse signal is exported to motor and is worked with driving motor.
In brushless motor driver module described in the utility model, the Hall power supply unit includes：
Power supply subelement, for providing reference voltage for motor hall signal；
Hall refers to subelement, is connect with the power supply subelement, for according to the reference voltage, to getting suddenly
Your power supply is carried out with reference to setting, so that main control module obtains more stable motor hall signal.
In brushless motor driver module described in the utility model, the brushless motor driver module further include with it is described
The feedback unit of power supply unit connection, for feeding back the working condition of motor.
In brushless motor driver module described in the utility model, the power supply subelement turns 5V electricity including 24V power supplys
The voltage conversion chip and inductance in source, the input termination 24V power supplys of voltage conversion chip, the output terminal of voltage conversion chip via
Inductance exports 5V power supplys and refers to subelement to Hall.
In brushless motor driver module described in the utility model, the Hall includes first switch with reference to subelement
Pipe, second switch pipe, first resistor, second resistance, the first capacitance, 3rd resistor, the control terminal connection motor of first switch pipe
Hall module, the output terminal ground connection of first switch pipe, the input terminal of first switch pipe connects second switch via first resistor
The control terminal of pipe, also via the input terminal of second resistance connection second switch pipe, the first capacitance connects the input terminal of first switch pipe
It is connected between control terminal and the input terminal of second switch pipe, the control terminal of second switch pipe connects motor suddenly via 3rd resistor
That module.
In brushless motor driver module described in the utility model, the driving unit includes three half-bridge circuits, often
A half-bridge circuit include switch on the bridge pipe, bridge switch pipe, upper bridge input resistance, lower bridge input resistance, the first diode,
First filter capacitor, the first filter resistance, the second filter capacitor；
Wherein, the input terminal connection 24V power supplys of switch on the bridge pipe, the output terminal ground connection of bridge switch pipe, switch on the bridge pipe
Output terminal connect with the input terminal of bridge switch pipe with master control subelement with receive the phase pulse in three-phase pulse signal letter
Number, switch on the bridge pipe, bridge switch pipe control terminal respectively via corresponding upper bridge input resistance, lower bridge input resistance connection master
Subelement is controlled to receive the phase switching signal in threephase switch signal, the first filter capacitor, the first filter resistance are all connected to
Between the control terminal and output terminal of switch on the bridge pipe, the second filter capacitor be connected to the control terminal of bridge switch pipe and output terminal it
Between, the first diode and bridge switch pipe inverse parallel.
In brushless motor driver module described in the utility model, the driving unit further includes current-limiting resistance, three
The output terminal of bridge switch pipe in half-bridge circuit is commonly connected to the first end of the current-limiting resistance, and the of the current-limiting resistance
One end connect to receive current limit signal, the second end ground connection of the current-limiting resistance with the master control subelement.
In brushless motor driver module described in the utility model, the main control unit includes motor driving chip, horse
Up to driving chip three-phase input end connection motor Hall module to receive motor hall signal, the three-phase of motor driving chip
Output terminal connect to export the three-phase pulse signal, the enabled pin of motor driving chip and side with driving unit and motor
It is connect to pin with host computer, the threephase switch pin of motor driving chip connect to export the threephase switch with driving unit
Signal.
The utility model is also claimed a kind of fruit juice robot and peels the system of squeezing the juice, including sensor unit, master control system
System, the master control system includes host computer, module of peeling, module of squeezing the juice, crawl arm movement module, the module of peeling, described
Module of squeezing the juice includes the brushless motor driver module and brushless motor that are connect with the host computer；
Wherein, the sensor unit includes：
Photoinduction sensor is placed in the front end of crawl arm, for when having fruit on detecting the position for placing fruit
Feedback signal is to master control system；
Metal contact sensor is equipped with corresponding metal positioned at the side of crawl arm, and in the inlet for module of squeezing the juice
Block, when crawl arm motional induction position by coordinating feedback signal to master control system with metal derby；
Liquid level sensor connects whether the capacity in succulent fruits cup reaches requirement, when the liquid level connect in succulent fruits cup arrives for detecting
Up to feedback signal during setting height to master control system；
Wherein, master control system is used in photoinduction sensor feedback signal, control crawl arm crawl fruit, and is controlled and grabbed
The stepper motor driving crawl arm in arm movement module is taken to be moved to module of squeezing the juice and controls module pair of peeling during the motion
Fruit is peeled；It is additionally operable in metal contact sensor feedback signal, controls crawl arm stop motion and controls crawl
Arm discharges fruit, while the motor point of stepper motor is once corrected, and the driving of control stepper motor is grabbed after calibration
Arm is taken to be back to the position of crawl fruit；It is additionally operable in liquid level sensor feedback signal, module stopping of squeezing the juice is controlled to squeeze the juice dynamic
Make；
Wherein, the stepper motor drive module in crawl arm movement module is additionally operable to the unit that will drive the stepper motor
Pulse carries out N deciles, to reduce the minimum step angle of stepper motor.
The brushless motor driver module and fruit juice robot for implementing the utility model are peeled the system of squeezing the juice, and having following has
Beneficial effect：The utility model can drive brshless DC motor to operate, and whole system is not only easy to operate, and reliable and stable,
And save cost and be adapted to various types of brshless DC motors, it is with a wide range of applications；The squeezing of peeling of the utility model
Juice system is detected with reference to multiple sensors realization fruit, captures, is removed the peel, a series of controls of squeezing the juice, and to the drive of stepper motor
Dynamic scheme is improved, and reduces the minimum step angle of stepper motor, provides control accuracy, and run to gold each time in motor
When belonging to the sensed position of touch sensor, the motor point of stepper motor is once corrected, stepper motor can be prevented long
Time moves to form cumulative errors.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiment of the utility model, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer：
Fig. 1 is the structure diagram in the preferred embodiment of the utility model brushless motor driver module；
Fig. 2 is the structure diagram of the power supply subelement in preferred embodiment；
Fig. 3 is structure diagram of the Hall in preferred embodiment with reference to subelement；
Fig. 4 is the structure diagram of the main control unit in preferred embodiment；
Fig. 5 is the structure diagram of the driving unit in preferred embodiment；
Fig. 6 is the structure diagram of the feedback unit in preferred embodiment.
Specific embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
It states.The exemplary embodiments of the utility model are given in attached drawing.But the utility model can in many different forms come in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is the public affairs made to the utility model
Open content more thorough and comprehensive.
It should be noted that herein presented " connected " or " connection ", not only includes two entities being connected directly,
Also include by having other entities of beneficial improvement to be indirectly connected.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to the technology of the utility model
The normally understood meaning of technical staff in domain is identical.It is only in the term used in the description of the utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.
The term comprising ordinal number such as " first " that is used in this specification, " second " can be used for illustrating various inscapes,
But these inscapes are not limited by these terms.It is only that using the purpose of these terms and distinguishes an inscape
In other inscapes.For example, under the premise of the interest field of the utility model is not departed from, the first inscape can be named
For the second inscape, similarly, the second inscape can also be named as the first inscape.
The total design of the utility model is：A kind of brushless motor driver module is constructed, applied to being used to implement for juice extractor
It peels, the motor for function of squeezing the juice, drive module mainly includes：Main control unit is connect with motor, with obtain motor hall signal,
And export three-phase pulse signal and threephase switch signal；Hall power supply unit, for giving the Hall power supply got from motor
It carries out with reference to setting, so that main control unit obtains more stable motor hall signal；Driving unit, with the main control unit and
Motor connects, and for receiving the threephase switch signal, and the three-phase pulse signal is exported to motor with driving motor work
Make.
In order to better understand the above technical scheme, in conjunction with appended figures and specific embodiments to upper
It states technical solution to be described in detail, it should be understood that the specific features in the utility model embodiment and embodiment are to this
Apply for the detailed description of technical solution rather than the restriction to technical scheme, in the absence of conflict, this practicality
Technical characteristic in new embodiment and embodiment can be combined with each other.
With reference to figure 1, in preferred embodiment, brushless motor driver module mainly includes：Main control unit 200, Hall power supply list
Member 100, driving unit 300, feedback unit 400.Wherein, Hall power supply unit 100 specifically includes power supply subelement 110 and Hall
With reference to subelement 120.
Wherein, power supply subelement 110 is used to provide reference voltage for motor hall signal；Hall refers to subelement 120, with
The power supply subelement 110 connects, for according to the reference voltage, being carried out to the Hall power supply got with reference to setting, with
Just main control module obtains more stable motor hall signal；Main control unit 200, connect with motor, with obtain motor hall signal,
And export three-phase pulse signal and threephase switch signal；Driving unit 300 is connect with the main control unit 200 and motor,
For receiving the threephase switch signal, and the three-phase pulse signal is exported to motor and is worked with driving motor；Feedback
Member 400 is used to feed back the working condition of motor.
Specifically, power supply subelement 110 realizes that 24V power supplys+VCC24 arrives the conversion of 5V power supplys+VCC5.Wherein ,+VCC5V
It is mainly used to provide reference voltage to motor hall signal.With reference to figure 2, power supply subelement 110 includes the voltage conversion that 24V turns 5V
Chip PU1, diode PD1, light emitting LED lamp LED1, resistance PR2, resistance PR3, inductance PL1, capacitance PC1-PC6；Voltage is converted
The model of chip PU1 is specially TPS5430.
No. 7 feet of chip PU1 meet+VCC24, and VIN feet are also grounded through capacitance PC1, capacitance PC2 respectively, No. 4 of chip PU1
Foot is grounded respectively through capacitance PC6, resistance PR3,6, No. 9 pin ground connection.1st, capacitance PC3 is connected between No. 8 pins, No. 8 pins connect
Connect the cathode of diode PD1 and the first end of inductance PL1, the plus earth of diode PD1, the second end of inductance PL1 via
Capacitance PC4 is grounded, and the second end of inductance PL1 is also grounded via polar capacitor PC5, and the second end of inductance PL1 is also via resistance PR1
The anode of LED1 is connected to, the cathode ground connection of LED1, the second end of inductance PL1 is also via No. 4 of resistance PR23 connection chips PU1
Foot, the second end output+VCC5 of inductance PL1.
With reference to figure 3, Hall with reference to subelement 120 include the triode Q8 of NPN type, the triode Q7 of positive-negative-positive, resistance R30,
Resistance R29, capacitance C27, resistance R31, the Hall module of the base stage connection motor of triode Q8, the emitter of triode Q8 connect
Ground, the collector of triode Q8 is via the base stage of resistance R30 connecting triodes Q7, and the collector of triode Q8 is also via resistance
The emitter of R29 connecting triodes Q7, capacitance C27 are connected between base stage and the emitter of triode Q7, the base of triode Q7
Pole via resistance R31 connection motors Hall module.
It is understood that the type and model of triode Q7, Q8 are not limited, can also be replaced with other switching tubes
In generation, such as metal-oxide-semiconductor etc., these are all the simple deformations for belonging to the utility model.
With reference to figure 4, the main control unit 200 includes motor driving chip U1, resistance R2, R4, R5, resistance R7-R14, electricity
Hinder R17-22, capacitance C4, C5, C7, C8, C11, C12, C15, C16, C18, C20, C23, C24.Main control unit 200 directly uses
Motor driving chip, belongs to hardware IC, saves MCU, does not need to the hall signal that MCU goes processing to get.
Specifically, 32,31,30 pins of the model LV8824 of motor driving chip U1, chip U1 correspond respectively
Connect external power supply via R8, R9, R2,32,31,30,29 pins of chip U1 also respectively correspondingly via R11, R12,
R13, R10 are grounded, and capacitance C24 is connected between the 14 of chip U1, No. 15 pins, and capacitance C23 be connected to chip U1 No. 14 are drawn
Between foot and ground, capacitance C20 is connected between the 12 of chip U1, No. 13 pins, and capacitance C15 is connected to No. 9 pins of chip U1
Between ground, capacitance C16 is connected to No. 10 of chip U1 between pin and ground, and capacitance C18 is connected to the 8 of chip U1, No. 11 and draws
Between foot, capacitance C5 is connected between the 2 of chip U1, No. 3 pins, and capacitance C8 is connected between the 4 of chip U1, No. 5 pins, electricity
Hold C12 to be connected between the 6 of chip U1, No. 7 pins, capacitance C9 is connected to No. 1 of chip U1 between pin and ground.Chip U1's
No. 11 pins connect external power supply, No. 11 pins of the chip U1 first end with resistance R18, R19, R20, R21, R22, C18 respectively,
The second end of resistance R18 is grounded via resistance R5, and the second end of resistance R19 is grounded via capacitance C4, the second end warp of resistance R20
Be grounded by capacitance C7, the second end of resistance R21 is grounded via capacitance C11, the second end of resistance R22 respectively correspondingly via
No. 2 feet of resistance R4 connection chips U1, via resistance R7 connection chips U1 No. 4 feet, 6 via resistance R14 connection chips U1
Number foot, No. 8 feet via resistance R17 connection chips U1.
No. 28 pins of chip U1 are connect with host computer to receive direction signal, and No. 26 pins and the host computer of chip U1 connect
It connects to receive enable signal.3,5,7 feet of chip U1 receive motor hall signal, 2,4,6 feet of chip U1 for each motor suddenly
The reference signal of your signal, 17,20, the 23 feet output three-phase pulse signal of chip U1,16 and No. 18 pins, 19 and of chip U1
No. 21 pins, 22 and No. 24 pin output threephase switch signals.
With reference to figure 5, the driving unit 300 includes three half-bridge circuits 301,302 and 303, current-limiting resistance R28, electricity
R27, capacitance C26 are hindered, each half-bridge circuit includes switch on the bridge pipe Q1/Q3/Q5, bridge switch pipe Q2/Q4/Q6, the input of upper bridge
Resistance R1/R15/R24, lower bridge input resistance R6/R23/R26, diode D1/D2/D3, filter capacitor C2/C13/C21, filtering
Resistance R3/R16/R25, filter capacitor C6/C17/C25, filter capacitor C1/C10/C19.In the present embodiment, switching tube is
MOSFET, and MOSFET selects the N-type transistor of 60V 50A.
Wherein, the drain electrode connection of Q1/Q3/Q5 and is grounded 24V power supply+VCC24 via C1/C10/C19, Q2, Q4 and
The source electrode of Q6 is passed through after linking together and is grounded by resistance R28, and the first end of R27 is grounded via C26 and is connected to chip U1's
25 feet, to receive between the source electrode of the second end of current limit signal RF_A, R27 connection resistance R28 and Q2/Q4/Q6.Q1/Q3/Q5's
The drain electrode of source electrode and Q2/Q4/Q6 connect to believe to receive the phase pulse in three-phase pulse signal with 17/20/23 foot of chip U1
Number, the grid of Q1/Q3/Q5 is via 18/21/24 foot of corresponding R1/R15/R24 connection chips U1, the grid warp of Q2/Q4/Q6
By 16/19/22 foot of corresponding R6/R23/R26 connection chips U1, the grid of Q1 and Q2, Q3 and Q4, Q5 and Q6 grid difference
A phase switching signal (each phase switching signal includes double switch signal) in reception threephase switch signal, C2/C13/C21,
R3/R16/R25 is all connected between the grid of Q1/Q3/Q5 and source electrode, and C6/C17/C25 is connected to grid and the source of Q2/Q4/Q6
Between pole, D1/D2/D3 and Q2/Q4/Q6 inverse parallels, the i.e. source electrode of the anode of D1/D2/D3 and Q2/Q4/Q6 connect, D1/D2/D3
Cathode and Q2/Q4/Q6 drain electrode connect.
Wherein, diode D1, D2, D3 is used for preventing from filling pressing.Resistance R28 realizes current-limiting function, to protect circuit safety.Its
In, current limliting calculation formula isVRef=0.2V.By above formula, the output of this driving unit 300 can be set most
High-amperage meets the requirement of various motor driving designs with this.
With reference to figure 6, feedback unit 400 be mainly used to judge drive module whether work normally and motor status whether just
Often, can by indicator light to determine whether have it is abnormal occur outer, also detection signal can be connected to main control unit 200, to remind
There is exception in 200 driving unit 300 of main control unit or motor, including resistance R32, resistance R33, LED light LED2, resistance
R32, resistance R33 first end link+VCC5, the anode of the second end connection LED2 of R32, the second end connection LED2 of R33
Cathode, the second end of R33 is additionally coupled to 27 feet of chip U1.
To sum up, when the present embodiment works, it is only necessary to by the signal of host computer, i.e. enable signal and direction signal, be connected to master
Brshless DC motor can be driven to operate on control unit 200, this drive scheme is not only easy to operate, and stabilization can
It leans on, and saves cost and be adapted to various types of brshless DC motors, be with a wide range of applications.
Based on same design, the utility model is also claimed a kind of fruit juice robot and peels the system of squeezing the juice, the system
Including sensor unit, master control system, the master control system includes host computer, module of peeling, module of squeezing the juice, crawl arm movement mould
Group, the module of peeling, the module of squeezing the juice include the brushless motor driver module that is connect with the host computer and
The brushless motor；
Wherein, the sensor unit includes：
Photoinduction sensor is placed in the front end of crawl arm, for when having fruit on detecting the position for placing fruit
Feedback signal is to master control system；
Metal contact sensor is equipped with corresponding metal positioned at the side of crawl arm, and in the inlet for module of squeezing the juice
Block, when crawl arm motional induction position by coordinating feedback signal to master control system with metal derby；
Liquid level sensor connects whether the capacity in succulent fruits cup reaches requirement, when the liquid level connect in succulent fruits cup arrives for detecting
Up to feedback signal during setting height to master control system；
Wherein, master control system is used in photoinduction sensor feedback signal, control crawl arm crawl fruit, and is controlled and grabbed
The stepper motor driving crawl arm in arm movement module is taken to be moved to module of squeezing the juice and controls module pair of peeling during the motion
Fruit is peeled；It is additionally operable in metal contact sensor feedback signal, controls crawl arm stop motion and controls crawl
Among arm discharges fruit so that fruit just automatically falls into module of squeezing the juice, while the motor point of stepper motor is carried out primary
Correction, and control stepper motor driving crawl arm is back to the position of crawl fruit after calibration；It is additionally operable in liquid level sensor
During feedback signal, module of squeezing the juice is controlled to stop juicing action；
Wherein, the stepper motor drive module in crawl arm movement module is additionally operable to the unit that will drive the stepper motor
Pulse carries out N deciles, and N takes 16 for the positive integer more than 1, such as N, to reduce the minimum step angle of stepper motor.
The origin of motor is located at metal contact sensor sensing position in the utility model, and each crawl arm returns to this
Origin of position, that is, recoverable.The process of crawl fruit is returned to after crawl arm discharges fruit to module of squeezing the juice, by
The angle operated between fruit lay down location and metal contact sensor sensing position in motor is fixed value.Therefore, at this
During a, the movement of crawl arm completes this athletic performance by the number of stepper motor enabling pulse.For example, it chooses
0.9 degree of motor, i.e. 0.9 degree of each pulse step motor movement.For example, by using the drive scheme of 16 subdivisions, then each
The angle of pulse step motor movement is 0.9/16 degree.Between fruit placement location and metal contact sensor sensing position
Angle be 45 degree, then the umber of pulse N_CLK=45/ (0.9/16) that complete this section of distance needs is a.Just because of this, often
Secondary stepper motor will correct an origin when moving to the position of metal contact inductor, you can when preventing stepper motor long
Between movement form cumulative errors.
Further, since brshless DC motor motor has better rotating speed and torque characteristics, higher dynamic response and effect
The advantages that rate, longer service life, noise-less operation, the higher range of speeds and reliable and firm construction, so this
This two parts of peeling and squeeze the juice of utility model are using brshless DC motor.
The embodiment of the utility model is described above in conjunction with attached drawing, but the utility model is not limited to
The specific embodiment stated, above-mentioned specific embodiment is only schematical rather than restricted, this field it is common
Technical staff is not departing from the utility model aims and scope of the claimed protection situation under the enlightenment of the utility model
Under, many forms can be also made, these are belonged within the protection of the utility model.
Claims (9)
1. a kind of brushless motor driver module, peels, the motor for function of squeezing the juice applied to being used to implement for juice extractor, feature exists
In, including：
Main control unit is connect with motor, with obtain motor hall signal, and export three-phase pulse signal and threephase switch letter
Number；
Hall power supply unit, for the Hall power supply got from motor to be given to carry out with reference to setting, so that main control unit obtains more
Stable motor hall signal；
Driving unit is connect with the main control unit and motor, for receiving the threephase switch signal, and by the three-phase
Output of pulse signal is worked to motor with driving motor.
2. brushless motor driver module according to claim 1, which is characterized in that the Hall power supply unit includes：
Power supply subelement, for providing reference voltage for motor hall signal；
Hall refers to subelement, connect with the power supply subelement, electric to the Hall got for according to the reference voltage
Source is carried out with reference to setting, so that main control module obtains more stable motor hall signal.
3. brushless motor driver module according to claim 1, which is characterized in that the brushless motor driver module also wraps
The feedback unit being connect with the power supply unit is included, for feeding back the working condition of motor.
4. brushless motor driver module according to claim 2, which is characterized in that the power supply subelement includes 24V electricity
Source turns the voltage conversion chip and inductance of 5V power supplys, the input termination 24V power supplys of voltage conversion chip, voltage conversion chip it is defeated
Outlet exports 5V power supplys via inductance and refers to subelement to Hall.
5. brushless motor driver module according to claim 2, which is characterized in that the Hall includes the with reference to subelement
One switching tube, second switch pipe, first resistor, second resistance, the first capacitance, 3rd resistor, the control terminal of first switch pipe connect
Connect the Hall module of motor, the output terminal ground connection of first switch pipe, the input terminal of first switch pipe is via first resistor connection the
The control terminal of two switching tubes, the input terminal of first switch pipe is also via the input terminal of second resistance connection second switch pipe, and first
For capacitance connection between the control terminal of second switch pipe and input terminal, the control terminal of second switch pipe connects electricity via 3rd resistor
The Hall module of machine.
6. brushless motor driver module according to claim 1, which is characterized in that the driving unit includes three half-bridges
Circuit, each half-bridge circuit include switch on the bridge pipe, bridge switch pipe, upper bridge input resistance, lower bridge input resistance, first
Diode, the first filter capacitor, the first filter resistance, the second filter capacitor；
Wherein, switch on the bridge pipe input terminal connection 24V power supplys, bridge switch pipe output terminal ground connection, switch on the bridge pipe it is defeated
Outlet is connect with the input terminal of bridge switch pipe with master control subelement to receive the phase pulse signal in three-phase pulse signal, on
Bridge switch pipe, the control terminal of bridge switch pipe are sub via corresponding upper bridge input resistance, the connection master control of lower bridge input resistance respectively
For unit to receive the phase switching signal in threephase switch signal, the first filter capacitor, the first filter resistance are all connected to bridge
Between the control terminal and output terminal of switching tube, the second filter capacitor is connected between control terminal and the output terminal of bridge switch pipe,
First diode and bridge switch pipe inverse parallel.
7. brushless motor driver module according to claim 6, which is characterized in that the driving unit further includes current limliting electricity
It hinders, the output terminal of the bridge switch pipe in three half-bridge circuits is commonly connected to the first end of the current-limiting resistance, the current limliting
The first end of resistance connect to receive current limit signal, the second end ground connection of the current-limiting resistance with the master control subelement.
8. brushless motor driver module according to claim 1, which is characterized in that the main control unit drives including motor
Chip, for the Hall module of the three-phase input end connection motor of motor driving chip to receive motor hall signal, motor drives core
The three-phase output end of piece is connect with driving unit and motor to export the three-phase pulse signal, and motor driving chip enables
Pin and direction pin are connect with host computer, and the threephase switch pin of motor driving chip connect described to export with driving unit
Threephase switch signal.
The system of squeezing the juice 9. a kind of fruit juice robot peels, which is characterized in that including brushless motor and as claim 1-8 is any
Brushless motor driver module described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721363852.2U CN207518497U (en) | 2017-10-23 | 2017-10-23 | A kind of brushless motor driver module and fruit juice robot peel the system of squeezing the juice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721363852.2U CN207518497U (en) | 2017-10-23 | 2017-10-23 | A kind of brushless motor driver module and fruit juice robot peel the system of squeezing the juice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207518497U true CN207518497U (en) | 2018-06-19 |
Family
ID=62536151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721363852.2U Expired - Fee Related CN207518497U (en) | 2017-10-23 | 2017-10-23 | A kind of brushless motor driver module and fruit juice robot peel the system of squeezing the juice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207518497U (en) |
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2017
- 2017-10-23 CN CN201721363852.2U patent/CN207518497U/en not_active Expired - Fee Related
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