CN216056665U - Electric actuator device based on double three-phase synchronous motor drive - Google Patents
Electric actuator device based on double three-phase synchronous motor drive Download PDFInfo
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- CN216056665U CN216056665U CN202121719144.4U CN202121719144U CN216056665U CN 216056665 U CN216056665 U CN 216056665U CN 202121719144 U CN202121719144 U CN 202121719144U CN 216056665 U CN216056665 U CN 216056665U
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Abstract
The utility model provides an electric actuator device based on double three-phase synchronous motor driving, which comprises: a platform; the fixed column is fixedly connected to one end of the surface of the platform; the control surface is rotationally connected with the fixed column; the actuator, the whole rigid coupling of actuator is in the platform is surperficial, the actuator actuates the unit including first unit and the second of actuating, first actuate the unit and the second actuates the unit edge the control plane symmetry sets up, the one end of control plane with first unit fixed connection actuates, the other end of control plane with the second actuates unit fixed connection, the device has the advantage that the reliability is high.
Description
Technical Field
The utility model relates to the technical field of special electromechanical equipment, in particular to an electric actuator device based on double three-phase synchronous motor driving.
Background
With the development of industrial technology, foreign electric actuators enter an application development stage and are successfully applied to telex control systems of multiple models, such as modern fighters like F-18, F-35, F-22 and phantom 2000, military transport planes of C-141 and C-130, and multi-aircraft like B787 and A380. The technology is also deeply researched by China aerospace system academy, and the research task of the relevant models of the electric actuator is successfully completed, but compared with the foreign technology, the technology is in the research and flight test stage at present, and particularly for a high-voltage electric actuator system with high reliability, high frequency response, high integration level and high thrust, the reliability, stability and control characteristics of the product need to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides an electric actuator device based on double three-phase synchronous motor driving.
In order to achieve the above objects and other objects, the present invention includes the following technical solutions: the utility model provides an electric actuator device based on double three-phase synchronous motor drive, which comprises: the device comprises: a platform; the fixed column is fixedly connected to one end of the surface of the platform; the control surface is rotationally connected with the fixed column; the actuator is integrally and fixedly connected to the surface of the platform and comprises a first actuating unit and a second actuating unit, the first actuating unit and the second actuating unit are symmetrically arranged along the control plane, one end of the control plane is fixedly connected with the first actuating unit, and the other end of the control plane is fixedly connected with the second actuating unit; wherein the first actuating unit comprises a first double three-phase synchronous motor, a first speed reducer, a first ball screw and a first tension and pressure sensor which are sequentially connected in series, the first actuating unit also comprises a first sleeve and a first servo controller, the first sleeve is sleeved on the first speed reducer, the first servo controller is arranged back to the first sleeve, the second actuating unit comprises a second double three-phase synchronous motor, a second speed reducer, a second ball screw and a second pull pressure sensor which are sequentially connected in series, the second actuating unit also comprises a second sleeve and a second servo controller, the second sleeve is sleeved on the second speed reducer, the second servo controller is arranged back to the second sleeve, and the first pull pressure sensor and the second pull pressure sensor are fixedly connected with the two ends of the control surface respectively.
In an embodiment, the fixed position of the fixed post on the platform is at the midpoint of the control surface.
In an embodiment, the first pull pressure sensor and the second pull pressure sensor are respectively and fixedly connected with two ends of the control surface through a first connecting column and a second connecting column.
In one embodiment, the gear ratio of the first reducer and the second reducer is 1: 7.
in one embodiment, the first dual three-phase synchronous motor and the second dual three-phase synchronous motor are two sets of winding permanent magnet motors.
Compared with the prior art, the utility model has the beneficial effects that:
1. the double-three-phase synchronous motor has the advantage of high reliability, the double-three-phase synchronous motor is used as a driving structure, fifty percent of power is respectively generated by two sets of windings during normal work, when one set of windings breaks down, the broken-down phase winding is cut off, and the other set of windings outputs hundred percent of power, so that the reliability requirement is met.
2. The utility model has the advantage of high frequency response, and on the basis of motor vector control, the double-ring PD is combined with feedforward control, and an aviation-grade ball screw is selected to reduce friction, so that the frequency response of the actuator is improved.
3. The double-three-phase synchronous motor has the advantage of high thrust, the rated torque of a single double-three-phase synchronous motor is 12.5N.m, the output force is converted by combining the speed reducer and the ball screw, and the output force of 21000N can be output to the maximum extent.
Drawings
FIG. 1 is a schematic view showing the construction of an electric actuator device according to the present invention.
Reference numbers in the figures: the system comprises a first double three-phase synchronous motor 1, a second double three-phase synchronous motor 2, a first speed reducer 3, a second speed reducer 4, a first sleeve 5, a second sleeve 6, a first servo controller 7, a second servo controller 8, a first ball screw 9, a second ball screw 10, a first pull pressure sensor 11, a second pull pressure sensor 12, a first connecting column 13, a second connecting column 14, a control surface 15, a fixed column 16 and a platform 17.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Referring to fig. 1, the present invention provides an electric actuator device based on dual three-phase synchronous motor drive, the device includes a platform 17 and an actuator fixed on the platform 17, the electric actuator device further includes a fixed column 16, the fixed column 16 can be fixed on the platform 17, the electric actuator device can also be provided with a control surface 15, the control surface 15 can be rotatably connected with the fixed column 16, and the fixed position of the fixed column 16 and the platform 17 can be located at the midpoint of the control surface 15.
The actuator actuates the unit and the second actuates the unit including first two three-phase synchronous machine 1, first reduction gear 3, first ball screw 9, first sleeve 5, first servo controller 7, the first pressure sensor 11 that draws of first actuating unit, the second actuates the unit and draws pressure sensor 12 including two three-phase synchronous machine 2 of second, second reduction gear 4, second ball screw 10, second sleeve 6, second servo controller 8 and second, first actuating unit with the second actuates the unit symmetry setting and is in on the platform 17.
When the double-three-phase synchronous motor works, the shaft end of a motor rotor of the first double-three-phase synchronous motor 1 is connected with a first speed reducer 3, the first double-three-phase synchronous motor 1 drives the first speed reducer 3 to rotate, and the inside of the first speed reducer 3 is divided into a first speed reducer part 1: 7, first reduction gear 3 connects first ball screw 9, thereby turn into linear motion with rotary motion, the coupling part through 5 protection reduction gears of first sleeve and motor, promote 15 seesaws of control plane, first servo controller 7 leans against first sleeve 5, for whole motion provides intelligent control, first draw pressure sensor 11 to be connected with control plane 15 through first spliced pole 13, measure 15 pressure sizes that draw of control plane, second reduction gear 4 is connected to the motor rotor axle head of the two three-phase synchronous machine 2 of second, the two three-phase synchronous machine 2 of second drive second reduction gear 4 is rotatory, second reduction gear 4 is inside by 1: 7 constitute, second ball screw 10 is connected to second reduction gear 4 to turn into linear motion with rotary motion, through 6 protection reduction gears of second sleeve and motor coupling parts, promote 15 seesaws of control plane, second servo controller 8 leans against second sleeve 6 provides intelligent control for whole motion, the second draws pressure sensor 12 to pass through the second spliced pole 14 with 15 connections of control plane measure 15 and draw the pressure size, and two parts actuate the unit combined action, coordinate whole 15 movements of control plane. The midpoint of the control surface 15 is fixed on a platform 17 through a fixing column 16, so that the rotary connection between the control surface 15 and the fixing column 16 is realized.
In this embodiment, the dual three-phase synchronous motors (1,2) are two sets of winding permanent magnet motors, and the gear ratio of the speed reducer (3,4) is 1: and 7, when the motor works normally, the double three-phase synchronous motor is used as a driving structure, fifty percent of power is generated by each of the two sets of windings when the motor works normally, when one set of windings breaks down, the fault phase winding is cut off, and the other set of windings outputs hundred percent of power.
In this embodiment, the first unit actuator and the second unit actuator are used in cooperation, when the two units are pushed forward simultaneously, the control surface 15 can be pushed to move forward, when the two units are pushed backward simultaneously, the control surface 15 can be pushed to move backward, when the first unit actuator is pushed backward, and when the second unit actuator is pushed forward, the angle of the control surface 15 can be adjusted through coordination control.
Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value. The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. The utility model provides an electric actuator device based on two three-phase synchronous machine drives which characterized in that: the device comprises:
a platform;
the fixed column is fixedly connected to one end of the surface of the platform;
the control surface is rotationally connected with the fixed column;
the actuator is integrally and fixedly connected to the surface of the platform and comprises a first actuating unit and a second actuating unit, the first actuating unit and the second actuating unit are symmetrically arranged along the control plane, one end of the control plane is fixedly connected with the first actuating unit, and the other end of the control plane is fixedly connected with the second actuating unit;
wherein the first actuating unit comprises a first double three-phase synchronous motor, a first speed reducer, a first ball screw and a first tension and pressure sensor which are sequentially connected in series, the first actuating unit also comprises a first sleeve and a first servo controller, the first sleeve is sleeved on the first speed reducer, the first servo controller is arranged back to the first sleeve, the second actuating unit comprises a second double three-phase synchronous motor, a second speed reducer, a second ball screw and a second pull pressure sensor which are sequentially connected in series, the second actuating unit also comprises a second sleeve and a second servo controller, the second sleeve is sleeved on the second speed reducer, the second servo controller is arranged back to the second sleeve, and the first pull pressure sensor and the second pull pressure sensor are fixedly connected with the two ends of the control surface respectively.
2. The electric actuator device according to claim 1, wherein: the fixed position of the fixed column on the platform is located at the midpoint of the control surface.
3. The electric actuator device according to claim 1, wherein: the first pull pressure sensor and the second pull pressure sensor are respectively fixedly connected with the two ends of the control surface through a first connecting column and a second connecting column.
4. The electric actuator device according to claim 1, wherein: the gear ratio of the first speed reducer to the second speed reducer is 1: 7.
5. the electric actuator device according to claim 1, wherein: the first double three-phase synchronous motor and the second double three-phase synchronous motor are two sets of winding permanent magnet motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121719144.4U CN216056665U (en) | 2021-07-27 | 2021-07-27 | Electric actuator device based on double three-phase synchronous motor drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121719144.4U CN216056665U (en) | 2021-07-27 | 2021-07-27 | Electric actuator device based on double three-phase synchronous motor drive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216056665U true CN216056665U (en) | 2022-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121719144.4U Active CN216056665U (en) | 2021-07-27 | 2021-07-27 | Electric actuator device based on double three-phase synchronous motor drive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216056665U (en) |
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2021
- 2021-07-27 CN CN202121719144.4U patent/CN216056665U/en active Active
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