CN109987219A - A kind of flat compound rudder system of integration - Google Patents
A kind of flat compound rudder system of integration Download PDFInfo
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- CN109987219A CN109987219A CN201910224020.XA CN201910224020A CN109987219A CN 109987219 A CN109987219 A CN 109987219A CN 201910224020 A CN201910224020 A CN 201910224020A CN 109987219 A CN109987219 A CN 109987219A
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- ball
- screw
- ball nut
- integration
- rudder system
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C9/00—Adjustable control surfaces or members, e.g. rudders
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a kind of flat compound rudder systems of integration, including base body and the motor being commonly mounted on the base body, gear reduction unit, compound lead screw assembly and rocker arm assembly, the compound lead screw assembly includes ball-screw I, ball nut I, ball-screw II and ball nut II, the ball-screw I is connect by the gear reduction unit with the motor, the ball nut I is mounted on the ball-screw I, and the ball nut I is fixed together with the ball nut II, sliding block I is provided on the ball nut I, anti-rotation guide rail is provided on the base body, the sliding block I is mounted on the anti-rotation guide rail；The rocker arm assembly includes connecting rod, sliding block II and rocker arm.The flat compound rudder system of integration of one kind of the invention, realizes rudder system and wing integrated design, mitigates mass of system to realize, improves transmission accuracy, improves the targets such as installation accuracy, raising output torque be big.
Description
Technical field
The invention belongs to servo-system technical fields, more particularly, to a kind of flat compound rudder system of integration.
Background technique
In recent years, being constantly progressive as modern science and technology is horizontal, servo-system just towards miniaturization, the long-life, high efficiency,
Non-maintaining design direction development.The research that the technologies such as aircraft, unmanned plane, cruise seeker are beaten in China has become current heat
One of point.Since it has flat aileron, journey flat distribution in inner space has comparable difficulty on system function layout
Degree.Therefore, it comes into being with the rotary rudder system of the platypelloid type of exoskeleton frame integrated design, relative to the electronic rudder system of tradition
It unite in the volume and quality for guaranteeing wing with significantly reducing system on the basis of steering engine structure properties.From the angle of system
Degree considers, has more superior dynamic output characteristic, electrical power properties and control performance, it is main to become current line industry
One of development trend.
Rudder system is the execution functional component of realization rudder piece deflection during aircraft flight, and the dynamic rudder system of tradition is driven
Mode limits, and is difficult to export biggish torque in flat small space, if the mode by using Multi-stage transmission increases
Output torque then can increase too much systematic error because of transmission link, to influence the precision of rudder system.If using by mentioning
The problems such as mode of certain high link reduction ratio, there are demand installation space is big, and steering engine quality increases, to realization unmanned plane, cruise
The equipments such as seeker minimize to form restriction.
Summary of the invention
Aiming at the above defects or improvement requirements of the prior art, the present invention provides a kind of flat compound rudder systems of integration
System, its object is to rudder system and wing integrated design be realized, to realize mitigation System Nature by compound lead screw technology
Amount improves transmission accuracy, improves installation accuracy and the targets such as raising output torque is big.
To achieve the above object, according to one aspect of the present invention, a kind of flat compound rudder system of integration is provided,
It is characterised in that it includes base body and the motor being commonly mounted on the base body, gear reduction unit, compound lead screw assembly,
Anti-rotation guide rail and rocker arm assembly, wherein
The compound lead screw assembly includes ball-screw I, ball nut I, ball-screw II and ball nut II, wherein
The ball-screw I is parallel to each other with the ball-screw II, and the ball-screw I passes through the gear reduction unit and the electricity
Machine connection, the ball nut I are mounted on the ball-screw I, and the ball nut I and ball nut II is solid
Surely it links together, sliding block I is provided on the ball nut I, the sliding block I is mounted on the anti-rotation guide rail；
The rocker arm assembly includes connecting rod, sliding block II and rocker arm, and one end of the connecting rod is mounted on the ball-screw II
Upper and the other end of the connecting rod is hollow, the sliding block II protrudes into the inside of the one end of connecting rod far from ball-screw II and can be along this
The longitudinal movement of connecting rod, the rocker arm are mounted on the sliding block II.
Preferably, rectilinear transducer is installed on the ball nut II, with the position letter for obtaining ball nut II
Breath.
Preferably, the location information feeds back to the card insert type control panel of controller by electric signal, thus described in realizing
The position-force control of ball nut II carries out the closed-loop control for realizing compound rudder system position.
Preferably, the rectilinear transducer is contactless potentiometer.
Preferably, the gear reduction unit includes input gear, intermediate gear and output gear, the input gear and institute
The motor axis connection of motor is stated, the input gear is connect by intermediate gear with the output gear, to realize to described
The deceleration of motor shaft output speed.
Preferably, the rocker arm assembly is provided with multiple.
In general, through the invention it is contemplated above technical scheme is compared with the prior art, can obtain down and show
Beneficial effect:
1) this flat compound rudder system of integration drives the ball wire of compound lead screw composite filament thick stick component using motor
Thick stick I rotation, then cooperates further through the linear motion of ball nut I and ball nut II, the rotation of ball-screw I is switched to again
The rotary motion of ball-screw II, and then rocker arm assembly can be driven to realize rotation, the transmitting of multistage lead screw in this way can be with
Rocker arm assembly is set to generate bigger torque, and precision is high, stable drive is reliable.
2) rudder system and wing integrated design may be implemented in this flat compound rudder system of integration, to realize mitigation
Mass of system improves transmission accuracy, improves installation accuracy, improves the targets such as output torque is big.Meeting technical target of the product
On the basis of, have the features such as level of integrated system height, high reliablity, low element consuming cost.
3) this flat compound rudder system of integration can apply pretightning force, Ke Yiyou by the lead screw to compound reel
Effect eliminates system lash, to effectively reduce the jitter phenomenon that rudder system easily occurs.
Detailed description of the invention
Fig. 1 is stereoscopic schematic diagram of the invention；
Fig. 2 is schematic diagram of internal structure of the invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below
Not constituting a conflict with each other can be combined with each other.
As shown in Figure 1 and Figure 2, a kind of flat compound rudder system of integration, including base body 6 and described in being commonly mounted on
Motor 1, gear reduction unit 2, compound lead screw assembly 3, anti-rotation guide rail 15 and rocker arm assembly 5 on base body 6, wherein
The compound lead screw assembly 3 includes ball-screw I11, ball nut I12, ball-screw II14 and ball nut
II13, wherein the ball-screw I11 is parallel to each other with the ball-screw II14, and the ball-screw I11 passes through the tooth
Wheel decelerator 2 is connect with the motor 1, and the ball nut I12 is mounted on the ball-screw I11, and the ball
Nut I12 is fixed together with the ball nut II13, and sliding block I16, the cunning are provided on the ball nut I12
Block I16 is mounted on the anti-rotation guide rail 15, and the anti-rotation guide rail 15 and sliding block I16 collectively forms guide assembly 4；The guide rail
Component 4 is installed on by compound lead screw assembly 3 to realize that ball nut I12 anti-rotation exports.
The rocker arm assembly 5 includes connecting rod 17, sliding block II18 and rocker arm 19, and one end of the connecting rod 17 is mounted on the rolling
On ballscrew II and the other end of the connecting rod 17 is hollow, and the sliding block II18 is mounted on one of connecting rod 17 far from ball-screw II14
The inside at end can be simultaneously mounted on the sliding block II18 along the longitudinal movement of the connecting rod 17, the rocker arm 17.Sliding block II18 can
With along the longitudinal movement of connecting rod 17, therefore the position of adjustable rocker arm 19, while sliding block II18 can only inside connecting rod 17
Movement is not able to rotate, and is also played anti-rotation effect, is enabled 19 normal rotation of rocker arm.
Further, rectilinear transducer 7 is installed on the ball nut II13, with the position for obtaining ball nut II13
Confidence breath.Preferably, the rectilinear transducer 7 is contactless potentiometer.
Further, the location information feeds back to the card insert type control panel of controller by electric signal, thus described in realizing
The position-force control of ball nut II13 carries out the closed-loop control for realizing compound rudder system position.The present invention passes through electric signal
Card insert type control panel is fed back to, to realize the closed-loop control of the rudder system position.This flat compound rudder system of integration
The rudder machine control signal for receiving controller sending, and signal will be controlled, steering engine feedback signal is generated by certain control law
PWM square-wave signal, driving motor rotates after power circuit power amplification, supports through two-stage and compound lead screw realizes steering engine output
Axis deflection realizes that angle and torque export, and using the location information of contactless linear potentiometers detection feed screw nut, by position
Confidence breath is converted into electric signal and feeds back to control circuit, realizes steering engine position-force control.
Further, the gear reduction unit 2 includes input gear 8, intermediate gear 9 and output gear 10, the input tooth
1 axis connection of motor of wheel 8 and the motor 1, the input gear 8 are connect by intermediate gear 9 with the output gear 10, from
And realize the deceleration to the 1 axis output speed of motor.
Base body 6 of the invention also needs to realize wing support frame function in addition to completing to install support inside rudder system；
It is common that the gear reduction unit 2 is set to 6 its input gear 8 of inside of base body, intermediate gear 9, output gear 10 etc.
Constitute first order deceleration device；The compound lead screw 3 is set to inside base body 6, ball-screw I11, ball nut I12, rolling
Pearl nut II13, ball-screw II14 etc. collectively form second level deceleration device；The rocker arm assembly 5 is set to inside base body 6,
Its connecting rod 17, sliding block 18, rocker arm 19 etc. collectively form third level deceleration device and realize the output of torque, these parts are matched jointly
It closes, i.e., is rotated by converting rocker arm 19 once again for the rotation input of motor 1, and bigger torque axis is realized by rocker arm 19
The output of speed.
This flat compound rudder system of integration design scheme integrated using system function, control panel is designed
Overall control Integrated design is realized at card insert type control circuit 20, and whole transmission layout is laid out using compound screw type, rudder system
Shell and wing skeleton integrated design.It, can be effective using compound lead screw technology by applying pretightning force on ball-screw
System lash is eliminated, to effectively reduce the jitter phenomenon that electric steering engine easily occurs.
Present invention is generally directed to aileron formula aircraft, torque output is big, dynamic characteristic requirement is high, control accuracy requirement is high
Demand.Because using compound lead screw technology, system lash can be effectively eliminated by applying pretightning force, to effectively reduce electronic rudder
" jitter phenomenon " that machine easily occurs.Therefore structure reliability with higher and practicability.The present invention is meeting product technology
On the basis of index request, has the features such as high level of integrated system, small in size, high reliablity, low component consuming cost.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should all include
Within protection scope of the present invention.
Claims (6)
1. a kind of flat compound rudder system of integration, which is characterized in that including base body and be commonly mounted on the base body
On motor, gear reduction unit, compound lead screw assembly, anti-rotation guide rail and rocker arm assembly, wherein
The compound lead screw assembly includes ball-screw I, ball nut I, ball-screw II and ball nut II, wherein described
Ball-screw I is parallel to each other with the ball-screw II, and the ball-screw I is connected by the gear reduction unit and the motor
It connects, the ball nut I is mounted on the ball-screw I, and the fixed company of the ball nut I and ball nut II
It is connected together, sliding block I is provided on the ball nut I, the sliding block I is mounted on the anti-rotation guide rail；
The rocker arm assembly includes connecting rod, sliding block II and rocker arm, one end of the connecting rod be mounted on the ball-screw II and
The other end of the connecting rod is hollow, and the sliding block II protrudes into the inside of the one end of connecting rod far from ball-screw II and can be along the connecting rod
Longitudinal movement, the rocker arm is mounted on the sliding block II.
2. the flat compound rudder system of integration of one kind according to claim 1, which is characterized in that the ball nut II
On rectilinear transducer is installed, with the location information for obtaining ball nut II.
3. the flat compound rudder system of integration of one kind according to claim 2, which is characterized in that the location information is logical
It crosses electric signal and feeds back to the card insert type control panel of controller, to realize the position-force control of the ball nut II, carry out
Realize the closed-loop control of compound rudder system position.
4. the flat compound rudder system of integration of one kind according to claim 2, which is characterized in that the rectilinear transducer
For contactless potentiometer.
5. the flat compound rudder system of integration of one kind according to claim 1, which is characterized in that the gear reduction unit
Including input gear, intermediate gear and output gear, the motor axis connection of the input gear and the motor, the input tooth
Wheel is connect by intermediate gear with the output gear, to realize the deceleration to the motor shaft output speed.
6. the flat compound rudder system of integration of one kind according to claim 1, which is characterized in that the rocker arm assembly is set
It is equipped with multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224020.XA CN109987219B (en) | 2019-03-22 | 2019-03-22 | Flat type integrated composite rudder system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224020.XA CN109987219B (en) | 2019-03-22 | 2019-03-22 | Flat type integrated composite rudder system |
Publications (2)
| Publication Number | Publication Date |
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| CN109987219A true CN109987219A (en) | 2019-07-09 |
| CN109987219B CN109987219B (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910224020.XA Active CN109987219B (en) | 2019-03-22 | 2019-03-22 | Flat type integrated composite rudder system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272024A (en) * | 2020-01-20 | 2020-06-12 | 湖北三江航天红峰控制有限公司 | Harmonic drive crank rocker arm rotation type steering engine |
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| US5163534A (en) * | 1990-04-25 | 1992-11-17 | British Aerospace Plc | Lubricating apparatus |
| JP3694742B2 (en) * | 2002-02-12 | 2005-09-14 | 防衛庁技術研究本部長 | Dynamic wind test model with control surface drive mechanism |
| CN105337447A (en) * | 2015-11-27 | 2016-02-17 | 湖北三江航天红峰控制有限公司 | Pancake electric steering engine |
| CN105398565A (en) * | 2015-10-23 | 2016-03-16 | 庆安集团有限公司 | Rear wing modification mechanism for flying wing aircraft |
| CN206117409U (en) * | 2016-09-30 | 2017-04-19 | 北京自动化控制设备研究所 | Flat long and narrow steering wheel drive mechanism |
| CN107061657A (en) * | 2017-06-06 | 2017-08-18 | 上海航天控制技术研究所 | A kind of high rigidity anti-rotation guider for ball-screw |
| CN108275259A (en) * | 2017-12-22 | 2018-07-13 | 兰州空间技术物理研究所 | A kind of flat aileron steering engine mechanism |
| CN108612819A (en) * | 2018-04-04 | 2018-10-02 | 湖北三江航天红峰控制有限公司 | A kind of rotary rudder system of slender type |
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2019
- 2019-03-22 CN CN201910224020.XA patent/CN109987219B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5163534A (en) * | 1990-04-25 | 1992-11-17 | British Aerospace Plc | Lubricating apparatus |
| JP3694742B2 (en) * | 2002-02-12 | 2005-09-14 | 防衛庁技術研究本部長 | Dynamic wind test model with control surface drive mechanism |
| CN105398565A (en) * | 2015-10-23 | 2016-03-16 | 庆安集团有限公司 | Rear wing modification mechanism for flying wing aircraft |
| CN105337447A (en) * | 2015-11-27 | 2016-02-17 | 湖北三江航天红峰控制有限公司 | Pancake electric steering engine |
| CN206117409U (en) * | 2016-09-30 | 2017-04-19 | 北京自动化控制设备研究所 | Flat long and narrow steering wheel drive mechanism |
| CN107061657A (en) * | 2017-06-06 | 2017-08-18 | 上海航天控制技术研究所 | A kind of high rigidity anti-rotation guider for ball-screw |
| CN108275259A (en) * | 2017-12-22 | 2018-07-13 | 兰州空间技术物理研究所 | A kind of flat aileron steering engine mechanism |
| CN108612819A (en) * | 2018-04-04 | 2018-10-02 | 湖北三江航天红峰控制有限公司 | A kind of rotary rudder system of slender type |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272024A (en) * | 2020-01-20 | 2020-06-12 | 湖北三江航天红峰控制有限公司 | Harmonic drive crank rocker arm rotation type steering engine |
| CN111272024B (en) * | 2020-01-20 | 2022-06-07 | 湖北三江航天红峰控制有限公司 | Harmonic drive crank rocker arm rotary steering engine |
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| CN109987219B (en) | 2020-11-13 |
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