CN109533403A - A kind of load simulated equipment of Three Degree Of Freedom of list leg recycling rocket landing supporting mechanism - Google Patents
A kind of load simulated equipment of Three Degree Of Freedom of list leg recycling rocket landing supporting mechanism Download PDFInfo
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- CN109533403A CN109533403A CN201910011829.4A CN201910011829A CN109533403A CN 109533403 A CN109533403 A CN 109533403A CN 201910011829 A CN201910011829 A CN 201910011829A CN 109533403 A CN109533403 A CN 109533403A
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- yaw
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G7/00—Simulating cosmonautic conditions, e.g. for conditioning crews
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- Aviation & Aerospace Engineering (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
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Abstract
A kind of load simulated equipment of Three Degree Of Freedom of list leg recycling rocket landing supporting mechanism, it is related to a kind of load simulated equipment of Three Degree Of Freedom, and in particular to a kind of load simulated equipment of Three Degree Of Freedom of list leg recycling rocket landing supporting mechanism.The present invention in order to solve the problems, such as existing equipment can not to rocket live flying and land situations such as simulate.The upper end of pressure-driven component of the invention is fixedly connected with the lower surface in the middle part of the crossbeam of frames, the both ends of upper sliding platform and two supporting legs of frames are slidably connected, the both ends of downslide moving platform and two supporting legs of frames are slidably connected, the lower end of the pressure-driven component is connect with the upper surface of upper sliding platform, yawing bracket is the rectangular frame being vertically arranged, the lower surface of the upper end and upper sliding platform that yaw bracket is rotatablely connected by cylindrical pair, and the lower end for yawing bracket is rotatablely connected by the upper surface of cylindrical pair and downslide moving platform.The invention belongs to aerospace fields.
Description
Technical field
The present invention relates to a kind of load simulated equipment of Three Degree Of Freedom, and in particular to a kind of list leg recycling rocket landing support machine
The load simulated equipment of the Three Degree Of Freedom of structure, belongs to aerospace field.
Background technique
With the fast development of business space flight, the research of reusable rocket at present is in Rapid development stage, and rocket passes through
It vertically returns and realizes recycling, can not only reduce drop point range, but also launch cost can be greatly reduced, when rocket is completed
Emitted again after return by supplement fuel realization, to reduce launch time, improves the speed of response, the load mould of this secondary design
Propose it is standby be the key that ground prototype design during, because of situations such as rocket live flying operating condition and land and realize mould without hair
It is quasi-, just need to test the mechanical characteristic and damping characteristics of each component by ground ancillary equipment.It is to return by data accumulation
The real working condition of journey provides data and supports.
Summary of the invention
The present invention is to solve the problems, such as that existing equipment can not be simulated to rocket live flying and situations such as landing, into
And propose a kind of load simulated equipment of Three Degree Of Freedom of single leg recycling rocket landing supporting mechanism.
The technical solution adopted by the present invention to solve the above problem is as follows: the present invention includes frames, single leg landing support
Mechanism, upper sliding platform and downslide moving platform, the invention also includes yaw bracket, tilt mount, impact acceleration test platform,
Pressure-driven component, pitching driving assembly and yaw driving assembly, the upper end of the pressure-driven component and the cross of frames
Lower surface in the middle part of beam is fixedly connected, and upper sliding platform, downslide moving platform are from top to bottom set gradually, the both ends of upper sliding platform
It is slidably connected with two supporting legs of frames, the both ends of downslide moving platform and two supporting legs of frames are slidably connected, institute
The lower end for stating pressure-driven component is connect with the upper surface of upper sliding platform, and yaw bracket is the rectangular frame being vertically arranged,
The lower surface of the upper end and upper sliding platform that yaw bracket is rotatablely connected by cylindrical pair, and the lower end for yawing bracket passes through cylindrical pair
It is rotatablely connected with the upper surface of downslide moving platform, the yaw driving assembly is connect with the lower end for yawing bracket, single leg landing branch
Support mechanism is mounted in yaw bracket by the pitching driving assembly, and impact acceleration platform is fixedly mounted on frames
Bottom.
Further, the pressure-driven component includes pressure-loaded motor supporting base, pressure-loaded motor and multi-directional ball
The fixing end of bearing, pressure-loaded motor is solid by the middle part of pressure-loaded motor supporting base and the crossbeam lower surface of frames
The loading end of fixed connection, pressure-loaded motor is connect by universal ball bearing with the middle part of upper sliding platform upper surface.
Further, the yaw driving assembly includes yaw driven gear, yaws driving gear and yaw drive motor,
Yaw driven gear is fixedly connected with the lower end for yawing bracket, and yaw drive motor is fixedly mounted on downslide moving platform, yaw
Driving gear is fixedly connected with the rotation axis of yaw drive motor, and yaw driving gear is engaged with yaw driven gear.
Further, the pitching driving assembly include pitching driving gear, pitching driving motor, pitching driven gear and
Tilt mount, tilt mount are mounted in yaw frame by pitching supporting linkage, and pitching driving motor, which is fixedly mounted on, bows
It faces upward on bracket, pitching driving gear is fixedly connected with the rotation axis of pitching driving motor, pitching driven gear and single leg landing branch
Support mechanism is fixedly connected, and pitching driving gear is engaged with pitching driven gear, the fixing end and pitching of single leg landing supporting mechanism
Supporting linkage rotation connection.
Further, the pitching driving assembly further includes multiple U-bolts, tilt mount by multiple U-bolts with
The connection of pitching supporting linkage.
The beneficial effects of the present invention are: the present invention utilizes series connection by the simulation using driving motor realization different loads
Form changes posture, individually controls pitch angle by two motors and yaw angle realizes the simulation of different operating conditions, make up
The problems such as existing landing supporting mechanism ground prototype experiment equipment is insufficient completes one kind and takes into account single leg support mechanism Three Degree Of Freedom fortune
It is dynamic, and the development of the equipment of the simulation of different operating conditions is provided.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the structural schematic diagram of tilt mount.
Specific embodiment
Specific embodiment 1: embodiment is described with reference to Fig. 1, a kind of list leg recycling rocket described in present embodiment
The load simulated equipment of the Three Degree Of Freedom of land supporting mechanism, it includes frames 3, single leg landing supporting mechanism 7, upper sliding platform
5 and downslide moving platform 15, present embodiment further includes yaw bracket 6, tilt mount 11, impact acceleration test platform 17, pressure
Power drive component, pitching driving assembly and yaw driving assembly, the upper end of the pressure-driven component and the crossbeam of frames 3
Lower surface in the middle part of 3-1 is fixedly connected, and upper sliding platform 5, downslide moving platform 15 are from top to bottom set gradually, upper sliding platform 5
Both ends and two supporting leg 3-2 of frames 3 be slidably connected, the both ends of downslide moving platform 15 and two branch of frames 3
Leg 3-2 is slidably connected, and the lower end of the pressure-driven component is connect with the upper surface of upper sliding platform 5, and yaw bracket 6 is vertical
The lower surface of the rectangular frame of setting, the upper end and upper sliding platform 5 that yaw bracket 6 is rotatablely connected by cylindrical pair, yaw
The lower end of bracket 6 is rotatablely connected by the upper surface of cylindrical pair and downslide moving platform 15, the yaw driving assembly and yaw branch
The lower end of frame 6 connects, and single leg landing supporting mechanism 7 is mounted in yaw bracket 6 by the pitching driving assembly, and impact accelerates
Degree platform 17 is fixedly mounted on the bottom of frames 3.
Specific embodiment 2: embodiment is described with reference to Fig. 1, a kind of list leg recycling rocket described in present embodiment
The pressure-driven component of the load simulated equipment of the Three Degree Of Freedom of land supporting mechanism includes that pressure-loaded motor supporting base 1, pressure add
Motor 2 and universal ball bearing 4 are carried, the fixing end of pressure-loaded motor 2 passes through pressure-loaded motor supporting base 1 and frames 3
The lower surface crossbeam 3-1 in the middle part of be fixedly connected, the loading end of pressure-loaded motor 2 is flat by universal ball bearing 4 and upper sliding
The middle part of 5 upper surface of platform connects.
Other compositions and connection relationship are same as the specific embodiment one.
Specific embodiment 3: embodiment is described with reference to Fig. 1, a kind of list leg recycling rocket described in present embodiment
The yaw driving assembly of the load simulated equipment of the Three Degree Of Freedom of land supporting mechanism includes yaw driven gear 13, yaw driving gear
14 and yaw drive motor 16, yaw driven gear 13 is fixedly connected with the lower end for yawing bracket 6, the fixation of yaw drive motor 16
It is mounted on downslide moving platform 15, yaw driving gear 14 is fixedly connected with the rotation axis of yaw drive motor 16, yaw driving
Gear 14 is engaged with yaw driven gear 13.
Other compositions and connection relationship are same as the specific embodiment one.
Specific embodiment 4: illustrating present embodiment, a kind of single leg recycling described in present embodiment in conjunction with Fig. 1 and Fig. 2
The pitching driving assembly of the load simulated equipment of Three Degree Of Freedom of rocket landing supporting mechanism includes pitching driving gear 8, pitching drive
Dynamic motor 9, pitching driven gear 10 and tilt mount 11, tilt mount 11 are mounted on yaw by pitching supporting linkage 6-1
In frame 6, pitching driving motor 9 is fixedly mounted on tilt mount 11, and pitching drives turn of gear 8 and pitching driving motor 9
Moving axis is fixedly connected, and pitching driven gear 10 is fixedly connected with single leg landing supporting mechanism 7, pitching drive gear 8 and pitching from
Moving gear 10 engages, and the fixing end and pitching supporting linkage of single leg landing supporting mechanism 7 are rotatablely connected.
Specific embodiment 5: illustrating present embodiment, a kind of single leg recycling described in present embodiment in conjunction with Fig. 1 and Fig. 2
The pitching driving assembly of the load simulated equipment of Three Degree Of Freedom of rocket landing supporting mechanism further includes multiple U-bolts 12, pitching
Bracket 11 is connect by multiple U-bolts 12 with pitching supporting linkage 6-1.
Other compositions and connection relationship are identical as specific embodiment four.
Working principle
Pressure-loaded motor supporting base 1 is attached by bolt with frames 3, pressure-loaded motor supporting base 1 and
Pressure-loaded motor 2 is attached by straight pin, and 2 output end of pressure-loaded motor is flat by universal ball bearing 4 and upper sliding
Platform 5 is attached, and to guarantee that power output is consistent with the direction of motion, passes through cylinder between upper sliding platform 5 and downslide moving platform 15
It is secondary to be attached with yaw bracket 6, it yaws and rotation transmitting is carried out by conical gear between bracket 6 and downslide moving platform 15, partially
Boat driven gear 13 is fixed on yaw bracket 6 by screw, and yaw driving gear 14 is connected by key and yaw drive motor 16
Connection, yaw drive motor 16 are fixed on downslide moving platform 15, realize that yaw angle adjusts by motor control, and upper sliding
Limit is carried out by slide rail between platform 5, downslide moving platform 15 and frames 3 and realizes vertical direction movement, yaw branch
Pitching support link is installed among frame 6, and pitching driven gear 10 is installed, between tilt mount 11 and pitching support link
It is attached by cylindrical pair, pitching driving gear 8 is installed on pitching driving motor 9, and pitching driving motor 9 is installed on pitching
Bracket 11 is rotated by motor and single leg landing supporting mechanism 7 is driven to realize pitch angle adjustment.It completes after angle adjustment by the
One braking flange 18 and the second braking flange 19 realize and fix that ground is equipped with impact acceleration test platform 17 and landed
The measurement of journey shock loading.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above are modified or are modified
For the equivalent embodiment of equivalent variations, but without departing from the technical solutions of the present invention, according to the technical essence of the invention,
Within the spirit and principles in the present invention, any simple modifications, equivalent substitutions and improvements to the above embodiments etc., still
Belong within the protection scope of technical solution of the present invention.
Claims (5)
1. a kind of load simulated equipment of Three Degree Of Freedom of list leg recycling rocket landing supporting mechanism, it includes frames (3), list
Leg landing supporting mechanism (7), upper sliding platform (5) and downslide moving platform (15), it is characterised in that: a kind of single leg recycling fire
The load simulated equipment of Three Degree Of Freedom of arrow landing supporting mechanism further includes yaw bracket (6), tilt mount (11), impact acceleration
Test platform (17), pressure-driven component, pitching driving assembly and yaw driving assembly, the upper end of the pressure-driven component with
Lower surface in the middle part of the crossbeam (3-1) of frames (3) is fixedly connected, upper sliding platform (5), downslide moving platform (15) by up to
Under set gradually, the both ends of upper sliding platform (5) are slidably connected with two supporting legs (3-2) of frames (3), downslide moving platform
(15) both ends and two supporting legs (3-2) of frames (3) are slidably connected, the lower end of the pressure-driven component and upper sliding
The upper surface of platform (5) connects, and yaw bracket (6) is the rectangular frame being vertically arranged, the upper end of yaw bracket (6) and upper cunning
The lower surface of moving platform (5) is rotatablely connected by cylindrical pair, and the lower end of yaw bracket (6) passes through cylindrical pair and downslide moving platform
(15) upper surface rotation connection, the yaw driving assembly are connect with the lower end for yawing bracket (6), single leg landing supporting mechanism
(7) it is mounted in yaw bracket (6) by the pitching driving assembly, impact acceleration platform (17) is fixedly mounted on support machine
The bottom of frame (3).
2. a kind of load simulated equipment of Three Degree Of Freedom of single leg recycling rocket landing supporting mechanism according to claim 1,
Be characterized in that: the pressure-driven component includes pressure-loaded motor supporting base (1), pressure-loaded motor (2) and multi-directional ball axis
It holds (4), the fixing end of pressure-loaded motor (2) passes through the crossbeam (3- of pressure-loaded motor supporting base (1) and frames (3)
1) it is fixedly connected in the middle part of lower surface, the loading end of pressure-loaded motor (2) passes through universal ball bearing (4) and upper sliding platform
(5) the middle part connection of upper surface.
3. a kind of load simulated equipment of Three Degree Of Freedom of single leg recycling rocket landing supporting mechanism according to claim 1,
Be characterized in that: the yaw driving assembly includes yaw driven gear (13), yaw driving gear (14) and yaw drive motor
(16), yaw driven gear (13) is fixedly connected with the lower end for yawing bracket (6), and yaw drive motor (16) is fixedly mounted on down
On sliding platform (15), yaw driving gear (14) is fixedly connected with the rotation axis of yaw drive motor (16), yaws sliding tooth
Wheel (14) is engaged with yaw driven gear (13).
4. a kind of load simulated equipment of Three Degree Of Freedom of single leg recycling rocket landing supporting mechanism according to claim 1,
Be characterized in that: the pitching driving assembly includes pitching driving gear (8), pitching driving motor (9), pitching driven gear (10)
With tilt mount (11), tilt mount (11) is mounted in yaw frame (6) by pitching supporting linkage (6-1), and pitching is driven
Dynamic motor (9) are fixedly mounted on tilt mount (11), and pitching drives the rotation axis of gear (8) and pitching driving motor (9) solid
Fixed connection, pitching driven gear (10) are fixedly connected with single leg landing supporting mechanism (7), pitching driving gear (8) and pitching from
Moving gear (10) engagement, the fixing end and pitching supporting linkage of single leg landing supporting mechanism (7) are rotatablely connected.
5. a kind of load simulated equipment of Three Degree Of Freedom of single leg recycling rocket landing supporting mechanism according to claim 4,
Be characterized in that: the pitching driving assembly further includes multiple U-bolts (12), and tilt mount (11) passes through multiple U-bolts
(12) it is connect with pitching supporting linkage (6-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910011829.4A CN109533403B (en) | 2019-01-07 | 2019-01-07 | Three-degree-of-freedom load simulation equipment of single-leg recovery rocket landing support mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910011829.4A CN109533403B (en) | 2019-01-07 | 2019-01-07 | Three-degree-of-freedom load simulation equipment of single-leg recovery rocket landing support mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109533403A true CN109533403A (en) | 2019-03-29 |
| CN109533403B CN109533403B (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910011829.4A Active CN109533403B (en) | 2019-01-07 | 2019-01-07 | Three-degree-of-freedom load simulation equipment of single-leg recovery rocket landing support mechanism |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103253385A (en) * | 2013-05-29 | 2013-08-21 | 哈尔滨工业大学 | Space six-degree-of-freedom controlled and weightless simulation device |
| CN103600856A (en) * | 2013-11-26 | 2014-02-26 | 北京卫星环境工程研究所 | Spacecraft vertical passive separation test equipment |
| US20160046372A1 (en) * | 2014-05-23 | 2016-02-18 | L'garde, Inc. | Rocket Morphing Aerial Vehicle |
| CN106781831A (en) * | 2016-12-29 | 2017-05-31 | 北京空间机电研究所 | A kind of lunar surface landing shock analogue experiment installation |
| KR20170076364A (en) * | 2015-12-24 | 2017-07-04 | 한국항공우주연구원 | vacuum releasing apparatus for high altitude simulation test equipment |
-
2019
- 2019-01-07 CN CN201910011829.4A patent/CN109533403B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103253385A (en) * | 2013-05-29 | 2013-08-21 | 哈尔滨工业大学 | Space six-degree-of-freedom controlled and weightless simulation device |
| CN103600856A (en) * | 2013-11-26 | 2014-02-26 | 北京卫星环境工程研究所 | Spacecraft vertical passive separation test equipment |
| US20160046372A1 (en) * | 2014-05-23 | 2016-02-18 | L'garde, Inc. | Rocket Morphing Aerial Vehicle |
| KR20170076364A (en) * | 2015-12-24 | 2017-07-04 | 한국항공우주연구원 | vacuum releasing apparatus for high altitude simulation test equipment |
| CN106781831A (en) * | 2016-12-29 | 2017-05-31 | 北京空间机电研究所 | A kind of lunar surface landing shock analogue experiment installation |
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| Publication number | Publication date |
|---|---|
| CN109533403B (en) | 2021-07-06 |
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