CN202385048U - AC servo driver based on IRMCK201 - Google Patents
AC servo driver based on IRMCK201 Download PDFInfo
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- CN202385048U CN202385048U CN2011205085775U CN201120508577U CN202385048U CN 202385048 U CN202385048 U CN 202385048U CN 2011205085775 U CN2011205085775 U CN 2011205085775U CN 201120508577 U CN201120508577 U CN 201120508577U CN 202385048 U CN202385048 U CN 202385048U
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- irmck201
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Abstract
The utility model discloses an AC servo driver based on IRMCK201, which belongs to the technical field of servo drivers, is applicable to medium and large power motors, and is comprehensive in control mode. The AC servo driver comprises an IRMCK201 control chip, a DSP chip, a three-phase rectifier circuit, a power module, a current sensor, a current chip, a servo motor and a photoelectric encoder, and is structurally characterized in that the three-phase rectifier circuit, the power module, the servo motor and the photoelectric encoder are connected in sequence; the IRMCK201 control chip is respectively connected with the power module, the DSP chip and the current chip; the output end of the power module, the current sensor and the current chip are connected in sequence; and the DSP chip is connected with the power module.
Description
Technical field
the utility model belongs to the servo-driver technical field, relates in particular to a kind of AC servo driver based on IRMCK201.
Background technology
servo techniques is from using the history in existing more than 50 year so far, and it is widely used in robot, Digit Control Machine Tool, computer hard drive occasion in the industrial circle.Radar tracking in the national defence field and cannon location also are the important application occasions of servo techniques.Servo techniques is the integrated application of power electronic technology, microelectric technique, computer technology, control technology and Driving technique.Power electronic technology, microelectric technique, every one step of development of computer technology; Servo techniques just produces once new leap; The application of advanced control theory constantly accelerates the tracking velocity of servo techniques, control precision improves constantly, constantly perfect, the intelligent degree of function is increasingly high.For the broader applications of servo techniques have been established solid foundation more.
the servo-driver product of main flow at present all adopt digital signal processor (DSP) as the control core, and its advantage is to realize complicated control algolithm, realizes digitlization, the networking and intelligent of The whole control system.Yet the Electric Machine Control algorithm development cycle based on DSP is long, and difficulty is big, causes domestic a lot of product servo functions perfect inadequately, and positioning accuracy, dynamic property etc. are not ideal enough; And these products are applied to certain specific industry usually, and versatility is not strong.In order to shorten the construction cycle, improve reliability of products, practice thrift development cost, occurred a kind of trend at present again and got back to devices at full hardware exactly and realize up that this is because the appearance of some high performance motor special control chips.These application-specific integrated circuits are integrated into the control program of realizing with the numerical software method originally in the chip through digital hardware design (HDL language) based on the FPGA platform, make complicated software algorithm all can be realized by chip.Wherein comparatively typically be exactly the IRMCK201 of IR company, this chip internal the is integrated required control unit of vectorial control servo system has been realized general speed and current Control Algorithm through hardware.
Its range of application has been limited in
and the existing AC servo driver that adopts the IRMCK201 chip generally is only applicable to low power motor.
Summary of the invention
the utility model is exactly to the problems referred to above, provide a kind of applicable in, heavy-duty motor, control mode is comprehensively based on the AC servo driver of IRMCK201.
are for realizing above-mentioned purpose; The utility model adopts following technical scheme; The utility model comprises IRMCK201 control chip, dsp chip, rectified three-phase circuit, power model, current sensor, electric current chip, servomotor, photoelectric encoder; Its structural feature rectified three-phase circuit, power model, servomotor, photoelectric encoder link to each other successively; The IRMCK201 control chip links to each other with power model, dsp chip, electric current chip respectively, and power model output, current sensor, electric current chip link to each other successively, and dsp chip links to each other with power model.
as a kind of preferred version, the utility model also comprises host computer, and host computer links to each other with IRMCK201 control chip, dsp chip respectively.
as another kind of preferred version, the utility model also comprises memory, and memory links to each other with the IRMCK201 control chip.
as another kind of preferred version, the utility model also comprises the keyboard display part, and the keyboard display part links to each other with dsp chip.
As another kind of preferred version, the said IRMCK201 control chip of the utility model links to each other through optical coupling isolation circuit with power model
.
as another kind of preferred version, the said current sensor of the utility model adopts Hall element.
as another kind of preferred version, the said electric current chip of the utility model adopts the IR2175 chip.
as another kind of preferred version, the said dsp chip of the utility model adopts the TMS320LF2812 chip.
secondly, the said power model of the utility model adopts the PM75RLA120 of Mitsubishi module.
in addition, the said memory of the utility model adopts the AT24C01 memory.
the utility model beneficial effect: the utility model combines through IRMCK201 control chip and current sensor, electric current chip, makes that the IRMCK201 control chip is applied among the three-phase 380V, Great Power Driver becomes possibility.
secondly, the utility model utilizes special-purpose motor control chip IRMCK201 and dsp chip, and a kind of servo-driver that possesses Position Control, speed control and three kinds of control models of torque control is provided.Reasonable in design, develop easy, highly versatile and the better systems extensibility is arranged.
in addition, the utility model IRMCK201 control chip can be implemented accurate control to the speed or the position of motor, dsp chip can be monitored DC bus-bar voltage, electric current, the protection motor; Possess functions such as upper communication, the CAN interface is realized the communication function in the local area network (LAN).
Description of drawings
Fig. 1 is the utility model schematic block circuit diagram.
Fig. 2 is the utility model loop control theory figure.
Embodiment
are as shown in the figure; The utility model comprises IRMCK201 control chip, dsp chip, rectified three-phase circuit, power model, current sensor, electric current chip, servomotor, photoelectric encoder; Rectified three-phase circuit, power model, servomotor, photoelectric encoder link to each other successively; The IRMCK201 control chip links to each other with power model, dsp chip, electric current chip respectively; Power model output, current sensor, electric current chip link to each other successively, and dsp chip links to each other with power model.
said rectified three-phase circuit adopts not control rectifying circuit of three-phase.
three-phase 380V alternating current is not controlled rectification through three-phase, is reverse into three-phase alternating current through power model again and supplies with servomotor.Three-phase does not separate with big electric capacity between rectifier bridge and the power model of control rectifying circuit, can filter the ripple component that three-phase does not contain in the direct voltage of control rectifying circuit output.
The control of speed ring, electric current loop is realized in
, is aided with small number of peripheral circuit such as optical coupling isolation circuit, current sampling circuit, communication interface with pc circuit, EEPROM interface circuit and simulation control interface circuit.IRMCK201 is through detected biphase current and photoelectric encoder signal, and the utilization vector control theory is calculated and generated 6 road pwm signals, and the error protection signal Gatekill of received power module also handles.
It is the control of position ring that
chip mainly is responsible for outer shroud, the peripheral a part of defencive function and the control of keyboard display part.Through dsp chip dc bus is carried out voltage detecting, be used for the processing of overvoltage, comprise the control of pump up voltage (brake resistance control) and over voltage alarm part.
The duty of conducting and the shutoff of
power model through the control switch device recently obtains the alternating voltage sequence exported.
the utility model also comprises host computer, and host computer links to each other with IRMCK201 control chip, dsp chip respectively.Can realize the control mode of one-to-many through host computer.
the utility model also comprises memory, and memory links to each other with the IRMCK201 control chip.Memory is used for the storage of parameter after the power down, and system can read the actual parameter value that once is provided with automatically when powering on.
the utility model also comprises the keyboard display part, and the keyboard display part links to each other with dsp chip.The various work and the malfunction of keyboard display part display system.
the utility model can be mixed with three kinds of control models through keyboard display part or host computer: Position Control, speed control and torque control; And can pass through the running status of host computer, display part supervisory control system, can be applied to the every field of machinery production.
said IRMCK201 control chip links to each other through optical coupling isolation circuit with power model.
said current sensor adopts Hall element.
said electric current chip adopts the IR2175 chip.
said dsp chip adopts the TMS320LF2812 chip.Parallel communications are implemented in 8 parallel ports of the I/O mouth of TMS320LF2812 chip and IRMCK201, accomplish servo system position ring control algolithm, configuration parameter and with function such as upper machine communication.
said power model adopts the PM75RLA120 of Mitsubishi module.
said memory adopts the AT24C01 memory.
it is understandable that; More than about the specific descriptions of the utility model; Only be used to the utility model is described and be not to be subject to the described technical scheme of the utility model embodiment; Those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the utility model, to reach identical technique effect; As long as satisfy the use needs, all within the protection range of the utility model.
Claims (10)
1. based on the AC servo driver of IRMCK201; Comprise IRMCK201 control chip, dsp chip, rectified three-phase circuit, power model, current sensor, electric current chip, servomotor, photoelectric encoder; It is characterized in that rectified three-phase circuit, power model, servomotor, photoelectric encoder link to each other successively; The IRMCK201 control chip links to each other with power model, dsp chip, electric current chip respectively; Power model output, current sensor, electric current chip link to each other successively, and dsp chip links to each other with power model.
2. according to the said AC servo driver based on IRMCK201 of claim 1, it is characterized in that also comprising host computer, host computer links to each other with IRMCK201 control chip, dsp chip respectively.
3. according to the said AC servo driver based on IRMCK201 of claim 1, it is characterized in that also comprising memory, memory links to each other with the IRMCK201 control chip.
4. according to the said AC servo driver based on IRMCK201 of claim 1, it is characterized in that also comprising the keyboard display part, the keyboard display part links to each other with dsp chip.
5. according to the said AC servo driver of claim 1, it is characterized in that said IRMCK201 control chip links to each other through optical coupling isolation circuit with power model based on IRMCK201.
6. according to the said AC servo driver of claim 1, it is characterized in that said current sensor adopts Hall element based on IRMCK201.
7. according to the said AC servo driver of claim 1, it is characterized in that said electric current chip adopts the IR2175 chip based on IRMCK201.
8. according to the said AC servo driver of claim 1, it is characterized in that said dsp chip adopts the TMS320LF2812 chip based on IRMCK201.
9. according to the said AC servo driver of claim 1, it is characterized in that said power model adopts the PM75RLA120 of Mitsubishi module based on IRMCK201.
10. according to the said AC servo driver of claim 3, it is characterized in that said memory adopts the AT24C01 memory based on IRMCK201.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205085775U CN202385048U (en) | 2011-12-08 | 2011-12-08 | AC servo driver based on IRMCK201 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205085775U CN202385048U (en) | 2011-12-08 | 2011-12-08 | AC servo driver based on IRMCK201 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202385048U true CN202385048U (en) | 2012-08-15 |
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ID=46633518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205085775U Expired - Fee Related CN202385048U (en) | 2011-12-08 | 2011-12-08 | AC servo driver based on IRMCK201 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202385048U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655646A (en) * | 2016-11-25 | 2017-05-10 | 西安科技大学 | Hybrid optoelectronic encoder installation error compensation value determination system and method |
| CN106655640A (en) * | 2016-11-25 | 2017-05-10 | 西安科技大学 | System and method for determining correction values of absolute position signals of hybrid photoelectric encoder |
-
2011
- 2011-12-08 CN CN2011205085775U patent/CN202385048U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655646A (en) * | 2016-11-25 | 2017-05-10 | 西安科技大学 | Hybrid optoelectronic encoder installation error compensation value determination system and method |
| CN106655640A (en) * | 2016-11-25 | 2017-05-10 | 西安科技大学 | System and method for determining correction values of absolute position signals of hybrid photoelectric encoder |
| CN106655640B (en) * | 2016-11-25 | 2017-08-08 | 西安科技大学 | The absolute position signal corrected value of mixed photoelectric encoder determines method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20141208 |
|
| EXPY | Termination of patent right or utility model |