CN207232690U - A kind of servo motor drive controller of a variety of rotor-position feedback devices of compatibility - Google Patents
A kind of servo motor drive controller of a variety of rotor-position feedback devices of compatibility Download PDFInfo
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- CN207232690U CN207232690U CN201721056859.XU CN201721056859U CN207232690U CN 207232690 U CN207232690 U CN 207232690U CN 201721056859 U CN201721056859 U CN 201721056859U CN 207232690 U CN207232690 U CN 207232690U
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Abstract
The utility model discloses a kind of servo motor drive controller of a variety of rotor-position feedback devices of compatibility,It includes the signal processing control module DSP of motor connection,Receive the connection terminal of rotor-position feedback device signal,The interface module of signal processing control module DSP is uploaded to after connection terminal received signal is handled,The host computer connected with signal processing control module DSP,Connection terminal includes GB V+ pins,GB V pins,REF+/U+ pins,GB W+ pins,REF/U pins,GB W pins,GB Z+ pins,GB Z pins,AGND pins,WF 5V+ pins,SIN+/A+/DATA+ pins,SIN/A/DATA pins,COS/B/CLOK pins and COS+/B+/CLOK+ pins.The utility model can realize the function of the signal of compatible a variety of rotor-position feedback devices, improve and motor, the matched versatility of position feedback device.
Description
【Technical field】
The utility model belongs to drive and control of electric machine technical field, is fed back more particularly to a kind of compatible a variety of rotor-positions
The servo motor drive controller of device.
【Background technology】
AC servo motor transmission system is generally by motor, motor rotor position sensor and power electronic drive control device
Composition, extensively in many industries, as robot, lathe, printing equipment, packaging facilities, Weaving device, laser process equipment and from
Dynamic metaplasia producing line etc..Present AC servo will substitute many DC brush servomotors and stepper motor.
There are five kinds of position sensors currently on the market it can be selected that still their operation principle, performance and cost are all each
Differ, and the signal of various rotor-position sensors is different with interface circuit.According to the property to Electric Drive and motion control
It can require, most of servo motor drive controllers all can only be with a kind of specific position sensor and alternating current currently on the market
Machine realizes the speed of kinematic system and the accurate control of position together, and different rotor-position sensors cannot replace between each other
Change, there is no versatility for end user.
Come therefore, it is necessary to provide a kind of servo motor drive controller of new compatible a variety of rotor-position feedback devices
Solve the above problems.
【Utility model content】
Driven the main purpose of the utility model is that providing a kind of servomotor of a variety of rotor-position feedback devices of compatibility
Movement controller improves and motor, position feedback device, it can be achieved that the function of the signal of compatible a variety of rotor-position feedback devices
Matched versatility.
The utility model is achieved through the following technical solutions above-mentioned purpose：A kind of a variety of rotor-position feedback devices of compatibility
Servo motor drive controller, it is used to receive the signal of rotor-position feedback device and controls motor to drive, the controller
Including connected with the motor signal processing control module DSP, receive the connecting pin of the rotor-position feedback device signal
Son, be uploaded to the interface circuit of the signal processing control module DSP after the connection terminal received signal is handled
Module, the host computer connected with signal processing control module DSP, the connection terminal include GB V+ pins, GB V- pins,
REF+/U+ pins, GB W+ pins, REF-/U- pins, GB W- pins, GB Z+ pins, GB Z- pins, AGND pins, WF
5V+ pins, SIN+/A+/DATA+ pins, SIN-/A-/DATA- pins, COS-/B-/CLOK- pins and COS+/B+/CLOK
+ pin, the interface module includes rotation change magnetic end position sensor double nip circuit, increment photoelectric position sensor connects
Mouth circuit, absolute optical electric position sensor interface circuit and Hall element position sensor interface circuitry.
Compared with prior art, the servomotor driving control of a variety of rotor-position feedback devices of a kind of compatibility of the utility model
The beneficial effect of device processed is：Utilize the motor drive controller whenever only spy that is connected with a rotor-position sensor
Point, by setting common connection end for being capable of compatible various rotor-position sensors inputs, passes through connection terminal
Realize the effect that each rotor-position sensor is connected with interface circuit；In combination with being provided with and respective rotor position sensing
The various interface circuits of the collection signal compatibility of device, by selecting the particular type of rotor-position feedback device in host computer,
The signal that corresponding interface circuit gathers rotor-position feedback device can then be opened to handle, and be converted into signal processing
The acceptable signals of control module DSP, so as to fulfill to the position of motor, speed, torque and current control, so as to improve
The versatility of controller and compatibility；The motor drive controller can be with any of five kinds of rotor-position sensors one
Work is played, so as to provide motor servo driver versatility and flexibility for end user, and reduces servo-controlled be produced into
This, improves product competitiveness.
【Brief description of the drawings】
Fig. 1 is the modularity control principle schematic of the utility model embodiment；
Fig. 2 is the electric signal connecting structure schematic diagram of connection terminal in the utility model embodiment；
Fig. 3 is that control principle when the utility model embodiment works with rotary transformer rotor position sensor is illustrated
Figure；
Fig. 4 is that control principle when the utility model embodiment works with the rotor-position sensor based on GMR ends magnetic shows
It is intended to；
Fig. 5 is that control principle when the utility model embodiment works with increment photoelectric code disk rotor-position sensor shows
It is intended to；
Fig. 6 is control principle when the utility model embodiment works with absolute optical encoder rotor-position sensor
Schematic diagram；
Fig. 7 is control principle schematic diagram when the utility model embodiment works with Hall element rotor-position sensor；
Fig. 8 is the connection diagram that rotation becomes magnetic end position sensor double nip circuit in the utility model embodiment；
Fig. 9 is the connection diagram of increment photoelectric position sensor interface circuit in the utility model embodiment；
Figure 10 is the connection diagram of absolute optical electric position sensor interface circuit in the utility model embodiment；
Figure 11 is the connection diagram of Hall element position sensor interface circuitry in the utility model embodiment.
【Embodiment】
Embodiment：
Fig. 1 is refer to, the present embodiment is the servo motor drive controller of compatible a variety of rotor-position feedback devices, it is used
In receive rotor-position feedback device signal and control motor to drive, it include with the signal of the motor electric signal communication
Manage control module DSP, receive the connection terminal of the rotor-position feedback device signal, by the connection terminal received signal
The interface module of the signal processing control module DSP is uploaded to after being handled, is connected with signal processing control module DSP
Logical host computer.
The rotor-position feedback device includes rotary transformer rotor position sensor, the rotor position based on GMR ends magnetic
Put sensor, increment photoelectric code disk rotor-position sensor, absolute optical encoder rotor-position sensor and Hall
Element rotor-position sensor.
Draw as shown in Fig. 2, the connection terminal includes GB V+ pins 1, GB V- pins 9, REF+/U+ pins 2, GB W+
Foot 10, REF-/U- pins 3, DJWD+ pins 11, GB W- pins 4, GB Z+ pins 12, GB Z- pins 5, AGND pins 13, WF
5V+ pins 6, SIN+/A+/DATA+ pins 14, SIN-/A-/DATA- pins 7, COS-/B-/CLOK- pins 15 and COS+/
B+/CLOK+ pins 8.The effect of each pin in the connection terminal is as shown in table 1.
The function corresponding table of 1 connection terminal pin of table
It refer to Fig. 3-Fig. 7, the corresponding pass that each rotor-position feedback device is turned on the connection terminal pin
System is as shown in table 2.
The each rotor-position feedback device of table 2 turns on corresponding table with the connection terminal pin
The interface module includes rotation and becomes magnetic end position sensor double nip circuit, increment photoelectric position sensor
Interface circuit, absolute optical electric position sensor interface circuit and Hall element position sensor interface circuitry.
Fig. 8 is refer to, the rotation becomes magnetic end position sensor double nip circuit and is used for the rotary transformer rotor position
Put sensor, the collection signal of the rotor-position sensor based on GMR ends magnetic carries out processing and is transformed into the signal processing
Control module DSP being capable of received signal.Due to motor drive controller whenever only with a rotor-position feedback device
It is connected, therefore when motor is connected with this motor drive controller, it is only necessary in the corresponding controls of signal processing control module DSP
Determine connection in software processed is that any rotor-position sensor works together.
The increment photoelectric position sensor interface circuit is used for the increment photoelectric code disk rotor position sensing
The collection signal of device carry out processing be transformed into the signal processing control module DSP being capable of received signal.The absolute optical
Electric position sensor interface circuit is used for the collection signal of the absolute optical encoder rotor-position sensor
Reason is transformed into the signal processing control module DSP being capable of received signal.The Hall element position sensor interface circuitry
It is transformed into the signal processing control module for carrying out processing to the collection signal of the Hall element rotor-position sensor
DSP being capable of received signal.
The rotation become magnetic end position sensor double nip circuit include with COS-/B-/CLOK- pins 15 and COS+/B+/
Cosine signal process circuit that CLOK+ pins 8 connect, connect with SIN+/A+/DATA+ pins 14 and SIN-/A-/DATA- pins 7
Logical sinusoidal signal process circuit.The cosine signal process circuit is identical with the sinusoidal signal process circuit structural principle.
The cosine signal process circuit includes common mode inductance L303, is connected respectively with two output terminals of common mode inductance L303
Capacitance C336 the resistance R377 that is connected with capacitance C337, respectively with two output terminals of common mode inductance L303 and resistance R378, defeated
It is defeated to enter operational amplifier U305A, one end connection resistance R377 that end is connected with the output terminal of resistance R377 and resistance R378
Outlet and the other end connect the resistance R382 of the operational amplifier U305A output terminals.The operational amplifier U305A with it is described
The common output end of resistance R382 is the cosine signal COS1 after handling, and the signal output controls mould to the signal processing
In block DSP.The output terminal of resistance R378 has been arranged in parallel resistance R379, and the input terminal input of resistance R379 has fixed direct current biasing
Voltage.Two input terminals of common mode inductance L303 connect with COS-/B-/CLOK- pins 15 and COS+/B+/CLOK+ pins 8 respectively
Connect, and connected at two and be respectively arranged with resistance R372 and resistance R373 on circuit.
The sinusoidal signal process circuit includes common mode inductance L304, is connected respectively with two output terminals of common mode inductance L304
Capacitance C338 the resistance R380 that is connected with capacitance C339, respectively with two output terminals of common mode inductance L304 and resistance R376, defeated
It is defeated to enter operational amplifier U305B, one end connection resistance R380 that end is connected with the output terminal of resistance R380 and resistance R376
Outlet and the other end connect the resistance R383 of the operational amplifier U305B output terminals.The operational amplifier U305B with it is described
The common output end of resistance R383 is the sinusoidal signal SIN1 after handling, and the signal output controls mould to the signal processing
In block DSP.The output terminal of resistance R376 has been arranged in parallel resistance R381, and the input terminal input of resistance R381 has fixed direct current biasing
Voltage.Two input terminals of common mode inductance L304 connect with SIN+/A+/DATA+ pins 14 and SIN-/A-/DATA- pins 7 respectively
Connect, and connected at two and be respectively arranged with resistance R374 and resistance R375 on circuit.Resistance R372, resistance R373, resistance R374,
Resistance R375 can use switch to substitute.
It is described rotation become magnetic end position sensor double nip circuit operation principle into：By received institute in the connection terminal
The Cos signals for stating rotary transformer rotor position sensor or the rotor-position sensor collection based on GMR ends magnetic pass through
The filter circuit that common mode inductance L303, capacitance C336, capacitance C337 are formed suppresses common mode interference and DM EMI, and
The signal after disturbing will be filtered out and be sent into operational amplifier U305A progress waveform shapings, it is inclined to input fixed direct current by resistance R379
Voltage is put, the cosine wave that positive and negative constant amplitude sinusoid is shaped as to only positive voltage is sent into the signal processing control module DSP's
A/D ports carry out data acquisition；The filter circuit that Sin signals are formed by common mode inductance L304, capacitance C338, capacitance C339
To suppressing for common mode interference and DM EMI, and the signal after interference will be filtered out and be sent into operational amplifier U305B into traveling wave
Shape shaping, fixed DC offset voltage is inputted by resistance R381, and positive and negative constant amplitude sinusoid is shaped as only to positive voltage is being just
The A/D ports that string ripple is sent into the signal processing control module DSP carry out data acquisition；It is double that the rotation becomes magnetic end position sensor
The sinusoidal signal SIN1 of interface circuit output terminal differs 90 degree with cosine signal COS1 phases.
Fig. 9 is refer to, although the increment photoelectric position sensor interface circuit interface circuit there are four road connecting pins to be
Shared.But due to whenever only having a rotor-position sensor to be connected to drive control device, so shared foot position
It will not clash.
The increment photoelectric position sensor interface circuit includes parallel first, second, third filter network in three roads,
The signal of first, second, third filter network is transferred to the signal receiver U300 of single ended input by double-width grinding.It is described
The output end signal of increment photoelectric position sensor interface circuit includes A/B pulse signals and zero pulse Z pulse signals,
Wherein 90 degree of the phase difference of A pulse signals and B pulse signals.
First filter network includes the resistance R324 being arranged in parallel and resistance R325, one end and resistance R324 output terminals
Connection and the other end be connected with resistance R325 output terminals resistance R334, be connected with resistance R324 output terminals resistance R333, and
Capacitance C308 that resistance R333 is arranged in parallel, the resistance R335 being connected with resistance R325 output terminals, be arranged in parallel with resistance R335
Capacitance C309.The common input end of resistance R333 and capacitance C308, which is connected, DC power supply, resistance R335 and capacitance C309's
Common output end ground connection is set.The input terminal of resistance R324 is connected with SIN+/A+/DATA+ pins 14, and is set on connection circuit
It is equipped with resistance R318.The input terminal of resistance R325 is connected with SIN-/A-/DATA- pins 7, and is provided with electricity on connection circuit
Hinder R319.One end of resistance R334 is connected with resistance R333 and the other end is connected with resistance R335.Resistance R333 and capacitance C308
Input terminal with the signal receiver U300 of common connection end, the common connection end of resistance R335 and capacitance C309 connect
Connect.
The setting structure principle phase of second filter network, the 3rd filter network and first filter network
Together, it is and different from the connection pin in the connection terminal difference lies in input terminal.
Second filter network includes the resistance R303 being arranged in parallel and resistance R304, one end and resistance R303 output terminals
Connection and the other end be connected with resistance R304 output terminals resistance R312, be connected with resistance R303 output terminals resistance R308, and
Capacitance C305 that resistance R308 is arranged in parallel, the resistance R313 being connected with resistance R304 output terminals, be arranged in parallel with resistance R313
Capacitance C302.The common input end of resistance R308 and capacitance C305, which is connected, DC power supply, resistance R313 and capacitance C302's
Common output end ground connection is set.The input terminal of resistance R303 is connected with COS+/B+/CLOK+ pins 8, and is set on connection circuit
It is equipped with resistance R300.The input terminal of resistance R304 is connected with COS-/B-/CLOK- pins 15, and is provided with electricity on connection circuit
Hinder R301.One end of resistance R312 is connected with resistance R308 and the other end is connected with resistance R313.Resistance R308 and capacitance C305
Input terminal with the signal receiver U300 of common connection end, the common connection end of resistance R313 and capacitance C302 connect
Connect.
3rd filter network includes the resistance R326 being arranged in parallel and resistance R327, one end and resistance R326 output terminals
Connection and the other end be connected with resistance R327 output terminals resistance R337, be connected with resistance R326 output terminals resistance R336, and
Capacitance C310 that resistance R336 is arranged in parallel, the resistance R338 being connected with resistance R327 output terminals, be arranged in parallel with resistance R338
Capacitance C311.The common input end of resistance R336 and capacitance C310, which is connected, DC power supply, resistance R338 and capacitance C311's
Common output end ground connection is set.The input terminal of resistance R326 is connected with GB Z+ pins 12.The input terminal of resistance R327 and GB Z-
Pin 5 connects.One end of resistance R337 is connected with resistance R336 and the other end is connected with resistance R338.Resistance R336 and capacitance
Input terminal of the common connection end of the common connection end of C310, resistance R338 and capacitance C311 with the signal receiver U300
Connection.Resistance R318, resistance R319, resistance R300, resistance R301 can use switch to substitute.
The operation principle of the increment photoelectric position sensor interface circuit is：Three roads it is parallel first, second,
Three filter networks respectively filter A pulse signals, B pulse signals and Z pulse signals, avoid receiving disturbing pulse shadow
Ring decoding precision.Signal receiver U300 is the chip that special dual-end input turns single ended input, and A, B, Z pulse signal are switched to list
The I/O ports that the signal processing control module DSP is sent into after end signal carry out data acquisition.
Figure 10 is refer to, the absolute optical electric position sensor interface circuit includes parallel the four, the 5th of two-way
Filter network, the difference transceiver U304 that the signal of the four, the 5th filter network is changed.The absolute type photoelectricity
The output signal of position sensor interface circuit includes clock signal SPICLK, data-signal SPIM ISO.
The resistance that 4th filter network includes common mode inductance L301, is connected with two output terminals of common mode inductance L301
R370, the capacitance C332 being connected with a common connection end of common mode inductance L301 and resistance R370 and common mode inductance L301 and electricity
Hinder the capacitance C333 of another common connection end connection of R370.Capacitance C332 is connected with capacitance C333 and at its junction ground connection
Reason.The common connection end of common mode inductance L301 and capacitance C332, the common connection end of common mode inductance L301 and capacitance C333 with it is poor
Divide the input terminal connection of transceiver U304.Two input terminals of common mode inductance L301 and COS+/B+/CLOK+ pins 8, COS-/
B-/CLOK- pins 15 connect, and resistance R384, resistance 385 are respectively arranged with its adapter path.
The resistance that 5th filter network includes common mode inductance L302, is connected with two output terminals of common mode inductance L302
R371, the capacitance C334 being connected with a common connection end of common mode inductance L302 and resistance R371 and common mode inductance L302 and electricity
Hinder the capacitance C335 of another common connection end connection of R371.Capacitance C334 is connected with capacitance C335 and at its junction ground connection
Reason.The common connection end of common mode inductance L302 and capacitance C334, the common connection end of common mode inductance L302 and capacitance C335 with it is poor
Divide the input terminal connection of transceiver U304.Two input terminals of common mode inductance L302 and SIN+/A+/DATA+ pins 14, SIN-/
A-/DATA- pins 7 connect, and resistance R386, resistance 387 are respectively arranged with its adapter path.Resistance R384, resistance
R385, resistance R386, resistance R387 can use switch to substitute.
The operation principle of the absolute optical electric position sensor interface circuit is：The four, the 5th parallel filters of two-way
Wave network respectively filters clock signal and data-signal, avoids clock signal and data-signal from receiving interference, resistance
R370 and resistance R371 is load matched resistance, and communication data is sent into the letter after the level conversion of difference transceiver U304
The SPI communication interface gathered datas of number processing and control module DSP.
Figure 11 is refer to, the Hall element position sensor interface circuitry connects with the increment photoelectric position sensor
The setting principle of mouthful circuit is identical, and including parallel six, the seven, the 8th filter network in three roads, by described six, the 7th,
The signal of 8th filter network is transferred to the signal receiver U301 of single ended input by double-width grinding.The Hall element position sensing
The output end signal of device interface circuit includes U pulse signals, V pulse signals and W pulse signals, and three groups of signals are mutual
Phase difference be 120 degree.
6th filter network includes the resistance R328 being arranged in parallel and resistance R329, one end and resistance R328 output terminals
Connection and the other end be connected with resistance R329 output terminals resistance R34 0, be connected with resistance R328 output terminals resistance R339, and
Capacitance C312 that resistance R339 is arranged in parallel, the resistance R34 1 being connected with resistance R329 output terminals, be arranged in parallel with resistance R34 1
Capacitance C313.The common input end of resistance R339 and capacitance C312, which is connected, DC power supply, resistance R34 1 and capacitance C313's
Common output end ground connection is set.The input terminal of resistance R328 is connected with REF+/U+ pins 2, and is provided with electricity on connection circuit
Hinder R320.The input terminal of resistance R329 is connected with REF-/U- pins 3, and is provided with resistance R321 on connection circuit.Resistance
One end of R340 is connected with resistance R339 and the other end is connected with resistance R34 1.The common connection of resistance R339 and capacitance C312
Input terminal of the common connection end at end, resistance R34 1 and capacitance C313 with the signal receiver U301 is connected.
7th filter network includes the resistance R305 being arranged in parallel and resistance R306, one end and resistance R305 output terminals
Connection and the other end be connected with resistance R306 output terminals resistance R315, be connected with resistance R305 output terminals resistance R314, and
Capacitance C303 that resistance R314 is arranged in parallel, the resistance R316 being connected with resistance R306 output terminals, be arranged in parallel with resistance R316
Capacitance C304.The common input end of resistance R314 and capacitance C303, which is connected, DC power supply, resistance R316 and capacitance C304's
Common output end ground connection is set.The input terminal of resistance R305 is connected with GB V+ pins 1.The input terminal of resistance R306 draws with GB V-
Foot 9 connects.One end of resistance R315 is connected with resistance R314 and the other end is connected with resistance R316.Resistance R314 and capacitance C303
Input terminal with the signal receiver U301 of common connection end, the common connection end of resistance R316 and capacitance C304 connect
Connect.
8th filter network includes the resistance R330 being arranged in parallel and resistance R331, one end and resistance R330 output terminals
Connection and the other end be connected with resistance R331 output terminals resistance R34 3, be connected with resistance R330 output terminals resistance R34 2, and
Capacitance C314 that resistance R34 2 is arranged in parallel, the resistance R34 4 being connected with resistance R331 output terminals, be arranged in parallel with resistance R34 4
Capacitance C315.The common input end of resistance R34 2 and capacitance C314, which is connected, DC power supply, resistance R34 4 and capacitance C315's
Common output end ground connection is set.The input terminal of resistance R330 is connected with GB W+ pins 10.The input terminal of resistance R331 and GB W-
Pin 4 connects.One end of resistance R34 3 is connected with resistance R34 2 and the other end is connected with resistance R34 4.Resistance R34 2 and capacitance
Input terminal of the common connection end of the common connection end of C314, resistance R34 4 and capacitance C315 with the signal receiver U301
Connection.Resistance R320 and resistance R321 can use switch to substitute.
The operation principle of the Hall element position sensor interface circuitry is：Three roads it is parallel the six, the seven, the 8th
Filter network respectively filters U pulse signals, V pulse signals and W pulse signals, avoids receiving disturbing pulse influence
Decode precision.Signal receiver U301 is the chip that special dual-end input turns single ended input, U, V, W pulse signal is switched to single-ended
The I/O ports that the signal processing control module DSP is sent into after signal carry out data acquisition.
The beneficial effect of the servo motor drive controller of the compatible a variety of rotor-position feedback devices of the present embodiment is：Profit
With motor drive controller whenever only be connected with a rotor-position sensor the characteristics of, by set one can compatibility
Common connection end of various rotor-position sensors input, by connection terminal can realize each rotor-position sensor with
The effect of interface circuit connection；Connect in combination with being provided with collection the various of signal compatibility of respective rotor position sensor
Mouth circuit, by selecting the particular type of rotor-position feedback device in host computer, then can open corresponding interface circuit
The signal of rotor-position feedback device collection is handled, and is converted into the acceptable letters of signal processing control module DSP
Number, so as to fulfill to the position of motor, speed, torque and current control so that improve the versatility of controller with it is compatible
Property；The motor drive controller can work together with any of five kinds of rotor-position sensors, so as to be end user
Motor servo driver versatility and flexibility are provided, and reduce servo-controlled production cost, improves product competitiveness.
Above-described is only some embodiments of the utility model.For those of ordinary skill in the art,
On the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these belong to this practicality
New protection domain.
Claims (10)
1. a kind of servo motor drive controller of a variety of rotor-position feedback devices of compatibility, it is used to receive rotor-position feedback
The signal of device simultaneously controls motor to drive, it is characterised in that：The controller includes the signal processing control connected with the motor
Molding block DSP, the connection terminal for receiving the rotor-position feedback device signal, carry out the connection terminal received signal
It is uploaded to the interface module of the signal processing control module DSP after processing, is connected with signal processing control module DSP
Host computer, the connection terminal include GB V+ pins, GB V- pins, REF+/U+ pins, GB W+ pins, REF-/U- pins,
GB W- pins, GB Z+ pins, GB Z- pins, AGND pins, WF 5V+ pins, SIN+/A+/DATA+ pins, SIN-/A-/
DATA- pins, COS-/B-/CLOK- pins and COS+/B+/CLOK+ pins, the interface module include rotation and become magnetic end
Position sensor double nip circuit, increment photoelectric position sensor interface circuit, absolute optical electric position sensor interface electricity
Road and Hall element position sensor interface circuitry.
2. the servo motor drive controller of compatible a variety of rotor-position feedback devices as claimed in claim 1, its feature exist
In：The rotor-position feedback device includes rotary transformer rotor position sensor, the rotor position sensing based on GMR ends magnetic
Device, increment photoelectric code disk rotor-position sensor, absolute optical encoder rotor-position sensor and Hall element turn
Sub- position sensor.
3. the servo motor drive controller of compatible a variety of rotor-position feedback devices as claimed in claim 2, its feature exist
In：The rotation become magnetic end position sensor double nip circuit to the rotary transformer rotor position sensor, described be based on GMR
Hold the collection signal of the rotor-position sensor of magnetic to carry out processing and be transformed into what the signal processing control module DSP can be received
Signal, and including,
Cosine signal process circuit, the cosine signal process circuit include common mode inductance L303, respectively with the common mode inductance
What the capacitance C336 of two output terminal connections of L303 was connected with described two output terminals of common mode inductance L303 with capacitance C337, respectively
The operational amplifier that resistance R377 is connected with resistance R378, input terminal with the output terminal of the resistance R377 and the resistance R378
U305A, one end connect the resistance R377 output terminals and the other end connects the resistance of the operational amplifier U305A output terminals
R382；
Sinusoidal signal process circuit, the sinusoidal signal process circuit include common mode inductance L304, respectively with the common mode inductance
What the capacitance C338 of two output terminal connections of L304 was connected with described two output terminals of common mode inductance L304 with capacitance C339, respectively
The operational amplifier that resistance R380 is connected with resistance R376, input terminal with the output terminal of the resistance R380 and the resistance R376
U305B, one end connect the resistance R380 output terminals and the other end connects the resistance of the operational amplifier U305B output terminals
R383；
The common output end of the operational amplifier U305A and resistance R382 is the cosine signal COS1 after processing, and should
Signal output is into the signal processing control module DSP；
The common output end of the operational amplifier U305B and resistance R383 is the sinusoidal signal SIN1 after processing, and should
Signal output is into the signal processing control module DSP.
4. the servo motor drive controller of compatible a variety of rotor-position feedback devices as claimed in claim 3, its feature exist
In：Two input terminals of the common mode inductance L303 respectively with the COS-/B-/CLOK- pins and the COS+/B+/CLOK+
Pin connects；
Two input terminals of the common mode inductance L304 respectively with the SIN+/A+/DATA+ pins and the SIN-/A-/
DATA- pins connect.
5. the servo motor drive controller of compatible a variety of rotor-position feedback devices as claimed in claim 2, its feature exist
In：Collection letter of the increment photoelectric position sensor interface circuit to the increment photoelectric code disk rotor-position sensor
Be transformed into after number being handled the signal processing control module DSP can received signal, and including three roads it is parallel first,
Second, third filter network, single ended input is transferred to by the signal of first, second, third filter network by double-width grinding
Signal receiver U300；
Electronic component in first filter network, second filter network and the 3rd filter network sets phase
Together, wherein first filter network is defeated including resistance R324 and resistance R325, one end and the resistance R324 being arranged in parallel
Outlet connects and the other end is connected with the resistance R325 output terminals resistance R334, be connected with the resistance R324 output terminals
Resistance R333, the capacitance C308 being arranged in parallel with the resistance R333, the resistance R335 being connected with the resistance R325 output terminals,
The capacitance C309 being arranged in parallel with the resistance R335；
The common input end of resistance R333 and capacitance C308, which is connected, DC power supply, the resistance R335 and capacitance C309's
Common output end ground connection is set, and one end of the resistance R334 is connected with the resistance R333 and the other end and the resistance R335
Connection；
The common connection end of the resistance R333 and the capacitance C308, the resistance R335 and capacitance C309 connect jointly
Input terminal of the end with the signal receiver U300 is connect to be connected.
6. the servo motor drive controller of compatible a variety of rotor-position feedback devices as claimed in claim 5, its feature exist
In：The input terminal of the resistance R324 is connected with the SIN+/A+/DATA+ pins, the input terminal of the resistance R325 with it is described
SIN-/A-/DATA- pins connect；
In second filter network, with the input terminal of the resistance R324 resistance 303 being correspondingly arranged and the COS+/B+/
CLOK+ pins connect, input terminal and the COS-/B-/CLOK- pins with the resistance R325 resistance R304 being correspondingly arranged
Connection；
In 3rd filter network, input terminal and the GB Z+ pins with the resistance R324 resistance 326 being correspondingly arranged
Connection, is connected with the input terminal of the resistance R325 resistance R327 being correspondingly arranged with the GB Z- pins.
7. the servo motor drive controller of compatible a variety of rotor-position feedback devices as claimed in claim 2, its feature exist
In：Collection of the absolute optical electric position sensor interface circuit to the absolute optical encoder rotor-position sensor
Signal carry out processing be transformed into the signal processing control module DSP can received signal, and including two-way it is parallel
4th, the 5th filter network, the difference transceiver U304 that the signal of the four, the 5th filter network is changed；
4th filter network is identical with the electronic component setting of the 5th filter network, wherein the 4th filter network
The resistance R370 being connected including common mode inductance L301, with described two output terminals of common mode inductance L301 and the common mode inductance
The capacitance C332 and the common mode inductance L301 and the resistance of a common connection end of L301 and the resistance R370 connection
The capacitance C333 of another common connection end connection of R370；The capacitance C332 is connected with the capacitance C333 and its junction connects
Ground processing；
Common connection end, the common mode inductance L301 and capacitance C333 of the common mode inductance L301 and capacitance C332
Common connection end be connected with the input terminal of the difference transceiver U304.
8. the servo motor drive controller of compatible a variety of rotor-position feedback devices as claimed in claim 7, its feature exist
In：Two input terminals of the common mode inductance L301 and the COS+/B+/CLOK+ pins, the COS-/B-/CLOK- pins
Connection；
In 5th filter network, with two input terminals of the common mode inductance L301 common mode inductance L302 being correspondingly arranged with
The SIN+/A+/DATA+ pins, SIN-/A-/DATA- pins connection.
9. the servo motor drive controller of compatible a variety of rotor-position feedback devices as claimed in claim 2, its feature exist
In：The Hall element position sensor interface circuitry to the collection signal of the Hall element rotor-position sensor at
Reason be transformed into the signal processing control module DSP can received signal, it includes three roads parallel six, the seven, the 8th
The signal of six, the seven, the 8th filter network, is transferred to the signal receiver of single ended input by filter network by double-width grinding
U301；
Electronic component in 6th filter network, the 7th filter network and the 8th filter network sets phase
Together, wherein the 6th filter network is defeated including resistance R328 and resistance R329, one end and the resistance R328 being arranged in parallel
Outlet connects and the other end is connected with the resistance R329 output terminals resistance R34 0, be connected with the resistance R328 output terminals
Resistance R339, the capacitance C312 being arranged in parallel with the resistance R339, the resistance R34 1 being connected with the resistance R329 output terminals,
The capacitance C313 being arranged in parallel with the resistance R34 1；
The common input end of the resistance R339 and capacitance C312, which is connected, DC power supply, the resistance R34 1 and the electricity
The common output end ground connection for holding C313 is set, and one end of the resistance R34 0 is connected with the resistance R339 and the other end and resistance
R341 connections；
The common connection end of the resistance R339 and the capacitance C312, the resistance R34 1 and the capacitance C313 connect jointly
Input terminal of the end with the signal receiver U301 is connect to be connected.
10. the servo motor drive controller of compatible a variety of rotor-position feedback devices as claimed in claim 9, its feature exist
In：The input terminal of the resistance R328 is connected with the REF+/U+ pins, and the input terminal of the resistance R329 and the REF-/
U- pins connect；
In 7th filter network, draw with input terminal and the GB V+ of the resistance R328 resistance R305 being correspondingly arranged
Foot connects, and is connected with the input terminal of the resistance R329 resistance R306 being correspondingly arranged with the GB V- pins；
In 8th filter network, draw with input terminal and the GB W+ of the resistance R328 resistance R330 being correspondingly arranged
Foot connects, and is connected with the input terminal of the resistance R329 resistance R331 being correspondingly arranged with the GB W- pins.
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| Application Number | Priority Date | Filing Date | Title |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107463132A (en) * | 2017-08-23 | 2017-12-12 | 苏州博牛电气有限公司 | A kind of servo motor drive controller of a variety of rotor-position feedback devices of compatibility |
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2017
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107463132A (en) * | 2017-08-23 | 2017-12-12 | 苏州博牛电气有限公司 | A kind of servo motor drive controller of a variety of rotor-position feedback devices of compatibility |
| CN107463132B (en) * | 2017-08-23 | 2024-04-23 | 苏州博牛电气有限公司 | Servo motor driving controller compatible with multiple rotor position feedback devices |
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