CN104457449B - A kind of rotatable stabilising arrangement rotates device for detecting flexibility - Google Patents
A kind of rotatable stabilising arrangement rotates device for detecting flexibility Download PDFInfo
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- CN104457449B CN104457449B CN201410758582.XA CN201410758582A CN104457449B CN 104457449 B CN104457449 B CN 104457449B CN 201410758582 A CN201410758582 A CN 201410758582A CN 104457449 B CN104457449 B CN 104457449B
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Abstract
The present invention relates to a kind of rotatable stabilising arrangement rotates device for detecting flexibility, belong to civil rocket bullet field.The detection means of the present invention, including frame assembly, torque charging assembly；Device for detecting flexibility is rotated using this kind of rotatable stabilising arrangement and can compare the actual effect that demonstration true to nature, checking and quantization detect untwist using bearing group stabilising arrangement and airframe technology scheme, so as to the engineering practice means for improving and optimizing offer quantization directly perceived of technical scheme of untwisting for this kind, to improve the technical performance that guidanceization plays arrow class weapon further.
Description
Technical field
The present invention relates to a kind of rotatable stabilising arrangement rotates device for detecting flexibility, belong to civil rocket bullet field.
Background technology
Precise control be carried out to civil rocket bullet pitching, rolling and driftage in order to improve, usually require that body flies in trajectory
Do not rotate in capable process, this will demand perfection and play stabilising arrangement energy when the stabilizing moment needed for body stabilized flight is provided
Enough rotate freely with respect to body, for this purpose, in application to engineering practice, general employing installs bearing group again on engine jet pipe
Technical scheme stabilising arrangement in the bearing group is come the purpose of realize untwisting stabilising arrangement and body.At present, above-mentioned
Scheme of untwisting engineer applied field, also lack a kind of general more truly can be reflected in steady during actual ballistic flight
Determine simulation and detection means that device rotates flexibility with respect to body.
Content of the invention
The invention aims to solving prior art cannot test in flight course stabilising arrangement with respect to body
The flexibility of rotation, for this purpose, propose a kind of rotatable stabilising arrangement to rotate device for detecting flexibility.
The purpose of the present invention is achieved through the following technical solutions：
A kind of rotatable stabilising arrangement of the present invention rotates device for detecting flexibility, including frame assembly, torque loading group
Part；
Wherein, frame assembly include base, stud, thread barrel, riser, bearing, framework, front connection ring, back clevis and
Angle index disk；
The base upper surface of frame assembly is vertically and fixedly provided with two pieces of risers being oppositely arranged in front and back, and two pieces of riser upper ends have
The consistent connecting hole in axle center, on the outside of the riser of front side, 0 °～360 ° angle marks are carved with the outer ring of connecting hole；
Framework is horizontally disposed rectangular connecting panels, and protruding connecting post, front side are distinguished in front and rear sides connecting plate upper end
Horizontal-extending connection elongated hole is had on connecting plate, and the connecting post of framework front and rear sides connecting plate inserts two pieces of risers respectively
Connection in the hole, and make the two rotate connection by bearing, connecting post end face connected with front side riser is fixed with pointer, and framework is right
Angle index disk is fixed with side connecting plate；
Front connection ring and back clevis are the columnar structured of one end open, and front connection ring mouth inner wall is machined with and spray
The internal thread that pipe front end external screw thread matches, back clevis oral area outer wall are machined with the outer spiral shell matched with jet pipe rear end internal thread
Line；
Fixed with the connecting plate of framework arranged on left and right sides on the outside of front connection ring and back clevis cylinder bottom respectively；After front connection ring
End is fixed with jet pipe nose threads, and back clevis front end is screwed with jet pipe rear end；
Thread barrel lower end is hinged on the base upper surface for having elongated hole side, and stud lower end is threaded in thread barrel,
In the vertical through hole of stud upper end insertion limited block rear end, the connection elongated hole of connecting plate on front side of the front end insertion framework of limited block,
The length of thread barrel is inserted by regulation stud, and then adjusts the anglec of rotation of the framework around riser connecting hole；
Torque charging assembly includes steel ball, hauling rope, front rotating disk, fixture block, mass, fastening spiral shell I, front angular contact ball axle
Hold, front apron, thrust meter fixed seat, thrust meter, screw rod, tensiometer, backboard, fastening spiral shell II, rear angular contact ball bearing, rear revolve
Rotating disk, angle indicator, top cylinder I and top cylinder II.
The annular element of through hole is had centered on front rotating disk, and the side wall of front rotating disk has annular groove, on annular groove
It is provided with a baffle ring；Front rotating disk is rotated with jet pipe front end side wall by front angular contact ball bearing and is connected；
Hauling rope rides in the annular groove of front rotating disk and passes through opening baffle ring, one end quality of connection block of hauling rope,
The other end of hauling rope is vertical with base plate to be fixed, and makes the mass that is connected with hauling rope hanging, the fixing end of hauling rope and opening
Fixture block of the profile more than opening baffle ring internal diameter is fixed between baffle ring；
The annular element of through hole is had centered on rotating disk afterwards, and rear rotating disk is by rear angular contact ball bearing and jet pipe rear end side
Wall rotates connection；
Top cylinder I is enclosed within the front end of stabilising arrangement, pushes up the rear end face of cylinder I and the front end face screens of stabilising arrangement, before the cylinder I of top
The front apron of the threaded annular structure of side wall；
Top cylinder II is enclosed within the rear end of stabilising arrangement, pushes up the front end face of cylinder II and the rear end face screens of stabilising arrangement, pushes up cylinder II
Rear end side wall threaded annular structure backboard；
Each one screw rod of connection in the two ends of tensiometer, left end screw rod sequentially pass through forward front apron and front rotating disk, and
Respectively socket one fastens spiral shell I to the screw rod side wall of front apron and front rotating disk front end, and the screw rod side wall of wherein front rotation back-end disk leads to
Cross thrust meter fixed seat and fix thrust meter；Right-hand member screw rod sequentially passes through backboard and rear rotating disk backward, and backboard and after
Respectively socket one fastens spiral shell II to the screw rod side wall of rotation back-end disk.
The concrete detection process of the device for detecting flexibility is：
(1) two thrust meters are made to produce half liter respectively according to the lift in specified trajectory tilt angle suffered by stabilising arrangement
The thrust of force value is simultaneously locked, then respectively two thrust meters is screwed in thrust meter fixed seat, then thrust meter fixed seating
It is attached on screw rod, rotating thrust meter makes which stably contact with stabilising arrangement empennage drum outer wall, thrust locking is released, simulates radial load
Loading is completed；
(2) tensiometer is made to produce phase according to the air drag in same trajectory tilt angle suffered by stabilising arrangement and inertia force
Same pulling force is simultaneously locked, and adjusts the spacing between two screw rods according to tensiometer physical length, then tensiometer and two spiral shells
Bar links together, and completes to simulate the loading of axial force by adjusting the position of 4 fastening spiral shells：When axial force is for recoil,
The fastening spiral shell I of angular contact ball bearing and backboard side before pine should be adjusted, tightens the tight of front apron and rear angular contact ball bearing side
Gu spiral shell II；And the fastening spiral shell II of loose rear angular contact ball bearing and front apron side when axial force is for forward momentum, then should be adjusted, tighten
The fastening spiral shell I of front angular contact ball bearing and backboard side.
(3) stud that back-out or precession are assembled disconnects traction to framework front rotary shaft indicators turn to specified trajectory tilt angle
Rope and the connection of base, steel ball rotating disk groove before the drive lower edge that mass falls tumble, move in steel ball and be fixed on
Clashing into fixture block during two fixture block positions on rotating disk I makes rotating disk I be subject to impact generation to rotate, and is recorded by angle indicator
The angle that lower rotary table I is turned over when stopping operating, the rotation flexibility as stabilising arrangement under specified trajectory tilt angle quantify mark,
Further according to judging that to the statistic analysis result of accumulation data stabilising arrangement rotates whether flexibility meets use requirement.
Beneficial effect：Using this kind of rotatable stabilising arrangement rotate device for detecting flexibility can compare demonstration true to nature,
Checking and quantify detection and untwisted using bearing group the actual effect of stabilising arrangement and airframe technology scheme, so as to untwist skill for this kind
Improving and optimizing for art scheme provides the engineering practice means for quantifying directly perceived, to improve the skill that guidanceization plays arrow class weapon further
Art performance.
Description of the drawings
Fig. 1 is the overall assembling relation schematic diagram of detection means of the present invention；
Fig. 2 is the overall assembly relation left view of detection means of the present invention；
Fig. 3 is the assembled relation cross-sectional schematic of detection means of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings highly preferred embodiment of the present invention is further described：
Embodiment
A kind of rotatable stabilising arrangement of the present invention rotates device for detecting flexibility, including frame assembly, torque loading group
Part,
Wherein, frame assembly include base 6, stud 7, thread barrel 8, riser 9, bearing 10, framework 11, front connection ring 12,
Back clevis 26 and angle index disk 25；
6 upper surface of base of frame assembly is vertically and fixedly provided with two pieces of risers 9 being oppositely arranged in front and back, and two pieces of riser upper ends are opened
There is the connecting hole that axle center is consistent, 0 °～360 ° angle marks are carved with the outer ring of connecting hole on the outside of the riser of front side；
Framework 11 is horizontally disposed rectangular connecting panels, and protruding connecting post is distinguished in front and rear sides connecting plate upper end, front
Horizontal-extending connection elongated hole is had on side connecting plate, and the connecting post of 11 front and rear sides connecting plate of framework is inserted two pieces respectively and stood
The connection in the hole of plate, and make the two rotate connection by bearing 10, connecting post end face connected with front side riser is fixed with pointer,
Angle index disk 25 is fixed with 11 right side connecting plate of framework；
Front connection ring 12 and back clevis 26 are the columnar structured of one end open, and 12 mouth inner wall of front connection ring is processed
There is the internal thread matched with 30 front end external screw thread of jet pipe, 26 oral area outer wall of back clevis is machined with and 30 rear end internal thread of jet pipe
The external screw thread for matching；
Front connection ring 12 and back clevis are fixed with the connecting plate of 11 arranged on left and right sides of framework on the outside of 26 bottoms respectively；Front company
Connect 12 rear end of ring to fix with 30 nose threads of jet pipe, 26 front end of back clevis is screwed with 30 rear end of jet pipe；
8 lower end of thread barrel is hinged on 6 upper surface of base for having elongated hole side, and 7 lower end of stud is threaded in thread barrel 8
Interior, in the vertical through hole of 7 upper end of stud insertion limited block rear end, the connection of the front end insertion 11 front side connecting plate of framework of limited block
Elongated hole, is inserted the length of thread barrel 8, and then adjusts the anglec of rotation of the framework 11 around 9 connecting hole of riser by regulation stud 7；
Torque charging assembly includes steel ball 1, hauling rope 2, front rotating disk 3, fixture block 4, mass 5, fastening spiral shell I 13, anterior angle
Contact ball bearing 14, front apron 15, thrust meter fixed seat 16, thrust meter 17, screw rod 18, tensiometer 19, backboard 20, fastening spiral shell
II 21, rear angular contact ball bearing 22, rear rotating disk 23, angle indicator 24, top cylinder I 27 and top cylinder II 28.
The annular element of through hole is had centered on front rotating disk 3, and the side wall of front rotating disk 3 has annular groove, annular groove
On be provided with a baffle ring；Front rotating disk 3 is rotated with 30 front end side wall of jet pipe by front angular contact ball bearing 14 and is connected；
Hauling rope 2 is ridden in the annular groove of front rotating disk 3 and through opening baffle ring, one end quality of connection of hauling rope 2
Block 5, the other end of hauling rope 2 is vertical with base plate to be fixed, and makes the mass 5 being connected with hauling rope 2 hanging, the fixation of hauling rope 2
Fixture block 4 of the profile more than opening baffle ring internal diameter is fixed between end and opening baffle ring；
The annular element of through hole is had centered on rotating disk 23 afterwards, and rear rotating disk 23 is by rear angular contact ball bearing 22 and jet pipe
30 rear end side walls rotate connection；
Top cylinder I 27 is enclosed within the front end of stabilising arrangement 31, pushes up the rear end face of cylinder I 27 and the front end face screens of stabilising arrangement 31,
Top cylinder I 27 front end side wall threaded annular structure front apron 15；
Top cylinder II 28 is enclosed within the rear end of stabilising arrangement 31, pushes up the front end face of cylinder II 28 and the rear end face card of stabilising arrangement 31
Position, push up cylinder II 28 rear end side wall threaded annular structure backboard 20；
The two ends of tensiometer 19 respectively connect a screw rod 18, and left end screw rod sequentially passes through forward front apron 15 and front rotating disk
3, and the 18 side wall of screw rod in front apron 15 and 3 front end of front rotating disk is respectively socketed a fastening spiral shell I 13, after wherein front rotating disk 3
The 18 side wall of screw rod at end fixes thrust meter 17 by thrust meter fixed seat 16；Right-hand member screw rod sequentially pass through backward backboard 20 and after
Rotating disk 23, and the 18 side wall of screw rod in backboard 20 and 23 rear end of rear rotating disk is respectively socketed a fastening spiral shell II 21.
The concrete detection process of the device for detecting flexibility is：
(1) two thrust meters 17 are made to produce one respectively according to the lift in specified trajectory tilt angle suffered by stabilising arrangement 31
The thrust of half value of lift is simultaneously locked, then respectively two thrust meters 17 is screwed in thrust meter fixed seat 16, then thrust meter
16 sets of fixed seat is attached on screw rod 18, and rotating thrust meter 17 makes which stably contact with 31 empennage drum outer wall of stabilising arrangement, and releasing is pushed away
Power is locked, and simulation radial load is loaded and completed；
(2) produce tensiometer 19 according to the air drag in same trajectory tilt angle suffered by stabilising arrangement 31 and inertia force
Raw identical pulling force is simultaneously locked, and adjusts the spacing between two screw rods 18 according to 19 physical length of tensiometer, then tensiometer
19 are linked together with two screw rods 18, complete to simulate the loading of axial force by adjusting the position of 4 fastening spiral shells：Work as axial force
The fastening spiral shell I 13 of angular contact ball bearing 14 and 20 side of backboard before pine during for recoil, should be adjusted, tightens front apron 15 and relief angle
The fastening spiral shell II 21 of 22 side of contact ball bearing；And when axial force is for forward momentum, then should adjust loose 22 He of rear angular contact ball bearing
The fastening spiral shell II 21 of 15 side of front apron, tightens the fastening spiral shell I 13 of front angular contact ball bearing 14 and 20 side of backboard.
(3) stud 7 that back-out or precession are assembled arrives 11 front rotary shaft indicators turn of framework to specified trajectory tilt angle, and disconnection is led
Straw line 2 and the connection of base 6,3 groove of rotating disk before the drive lower edge that mass 5 falls of steel ball 1 are tumbled, are moved in steel ball 1
Rotating disk I 3 is made to be subject to impact generation to rotate to fixture block 4 is clashed into during two 4 positions of fixture block being fixed on rotating disk I 3, by turning
Angle indicator 24 records the angle turned over when lower rotary table I 3 stops operating, used as rotation of the stabilising arrangement under specified trajectory tilt angle
Flexibility quantifies mark, makes further according to judging that to the statistic analysis result of accumulation data stabilising arrangement rotates flexibility and whether meets
With requiring.
Claims (1)
1. a kind of rotatable stabilising arrangement rotates device for detecting flexibility, it is characterized in that：Including frame assembly, torque loading group
Part；
Wherein, frame assembly includes base, stud, thread barrel, riser, bearing, framework, front connection ring, back clevis and angle
Marking panel；
The base upper surface of frame assembly is vertically and fixedly provided with two pieces of risers being oppositely arranged in front and back, and two pieces of riser upper ends have axle center
Consistent connecting hole, on the outside of the riser of front side, 0 °～360 ° angle marks are carved with the outer ring of connecting hole；
Framework is horizontally disposed rectangular connecting panels, and protruding connecting post is distinguished in front and rear sides connecting plate upper end, and front side connects
Horizontal-extending connection elongated hole is had on plate, and the connecting post of framework front and rear sides connecting plate inserts the connection of two pieces of risers respectively
In the hole, and make the two rotate connection by bearing, connecting post end face connected with front side riser is fixed with pointer, and frame right connects
Angle index disk is fixed with fishplate bar；
Front connection ring and back clevis are the columnar structured of one end open, front connection ring mouth inner wall be machined with before jet pipe
The internal thread that end external screw thread matches, back clevis oral area outer wall are machined with the external screw thread matched with jet pipe rear end internal thread；
Fixed with the connecting plate of framework arranged on left and right sides on the outside of front connection ring and back clevis cylinder bottom respectively；Front connection ring rear end with
Jet pipe nose threads are fixed, and back clevis front end is screwed with jet pipe rear end；
Thread barrel lower end is hinged on the base upper surface for having elongated hole side, and stud lower end is threaded in thread barrel, stud
In the vertical through hole of upper end insertion limited block rear end, on front side of the front end insertion framework of limited block, the connection elongated hole of connecting plate, passes through
The length of regulation stud insertion thread barrel, and then adjust the anglec of rotation of the framework around riser connecting hole；
Torque charging assembly include steel ball, hauling rope, front rotating disk, fixture block, mass, fastening spiral shell I, front angular contact ball bearing,
Front apron, thrust meter fixed seat, thrust meter, screw rod, tensiometer, backboard, fastening spiral shell II, rear angular contact ball bearing, rear rotation
Disk, angle indicator, top cylinder I and top cylinder II；
The annular element of through hole is had centered on front rotating disk, the side wall of front rotating disk has annular groove, arrange on annular groove
There is a baffle ring；Front rotating disk is rotated with jet pipe front end side wall by front angular contact ball bearing and is connected；
Hauling rope is ridden in the annular groove of front rotating disk and through opening baffle ring, one end quality of connection block of hauling rope, traction
The other end of rope is vertical with base plate to be fixed, and makes the mass that is connected with hauling rope hanging, the fixing end of hauling rope and opening baffle ring
Between be fixed with profile more than opening baffle ring internal diameter fixture block；
The annular element of through hole is had centered on rotating disk afterwards, and rear rotating disk is turned with jet pipe rear end side wall by rear angular contact ball bearing
It is dynamically connected；
Top cylinder I is enclosed within the front end of stabilising arrangement, pushes up the rear end face of cylinder I and the front end face screens of stabilising arrangement, pushes up the front of cylinder I
The front apron of the threaded annular structure of wall；
Top cylinder II is enclosed within the rear end of stabilising arrangement, pushes up the front end face of cylinder II and the rear end face screens of stabilising arrangement, after the cylinder II of top
The backboard of the threaded annular structure of side wall；
The two ends of tensiometer respectively connect a screw rod, and left end screw rod sequentially passes through forward front apron and front rotating disk, and in front
Respectively socket one fastens spiral shell I to the screw rod side wall of plate and front rotating disk front end, and the screw rod side wall of wherein front rotation back-end disk is by pushing away
Power meter fixed seat fixes thrust meter；Right-hand member screw rod sequentially passes through backboard and rear rotating disk backward, and in backboard and rear rotation
Respectively socket one fastens spiral shell II to the screw rod side wall of back-end disk.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410758582.XA CN104457449B (en) | 2014-12-12 | 2014-12-12 | A kind of rotatable stabilising arrangement rotates device for detecting flexibility |
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| CN201410758582.XA CN104457449B (en) | 2014-12-12 | 2014-12-12 | A kind of rotatable stabilising arrangement rotates device for detecting flexibility |
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| CN104457449B true CN104457449B (en) | 2017-03-08 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105651125B (en) * | 2016-01-28 | 2017-07-11 | 晋西工业集团有限责任公司 | A kind of stabilising arrangement state of flight device for detecting flexibility |
| CN106482941A (en) * | 2016-11-23 | 2017-03-08 | 晋西工业集团有限责任公司 | A kind of rocket projectile projectile tail device for detecting flexibility |
| CN108489702B (en) * | 2018-03-05 | 2021-02-12 | 北京航空航天大学 | Double-channel aerodynamic loading test device of double-pendulum thrust vectoring nozzle |
| CN111223346B (en) * | 2019-10-22 | 2021-03-16 | 中国人民解放军91976部队 | Parachute jumping simulation cabin of parachute jumping equipment |
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| CN103217076A (en) * | 2013-05-07 | 2013-07-24 | 晋西工业集团有限责任公司 | Testing tool of flexibility of rotatable stabilizing devices |
| CN103900811A (en) * | 2012-12-25 | 2014-07-02 | 中国直升机设计研究所 | Rotation load applying device for tail rotor shaft fatigue test |
| CN203811349U (en) * | 2014-03-31 | 2014-09-03 | 南京航空航天大学 | Rotor dynamic test device |
| CN204421773U (en) * | 2014-12-12 | 2015-06-24 | 晋西工业集团有限责任公司 | A kind of rotatable stabilising arrangement rotates device for detecting flexibility |
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2014
- 2014-12-12 CN CN201410758582.XA patent/CN104457449B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH687479A5 (en) * | 1993-12-07 | 1996-12-13 | Ulrich Eggenberger | Device for checking centring of round in cartridge case |
| KR101022357B1 (en) * | 2010-06-07 | 2011-03-22 | 엘아이지넥스원 주식회사 | Apparatus for measuring of unfolding time of wing |
| CN103900811A (en) * | 2012-12-25 | 2014-07-02 | 中国直升机设计研究所 | Rotation load applying device for tail rotor shaft fatigue test |
| CN103217076A (en) * | 2013-05-07 | 2013-07-24 | 晋西工业集团有限责任公司 | Testing tool of flexibility of rotatable stabilizing devices |
| CN203811349U (en) * | 2014-03-31 | 2014-09-03 | 南京航空航天大学 | Rotor dynamic test device |
| CN204421773U (en) * | 2014-12-12 | 2015-06-24 | 晋西工业集团有限责任公司 | A kind of rotatable stabilising arrangement rotates device for detecting flexibility |
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