CN105352703B - The tulwar sliding block angle shift mechanism and angle changing method being oriented to based on cone pulley - Google Patents
The tulwar sliding block angle shift mechanism and angle changing method being oriented to based on cone pulley Download PDFInfo
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- CN105352703B CN105352703B CN201510838058.8A CN201510838058A CN105352703B CN 105352703 B CN105352703 B CN 105352703B CN 201510838058 A CN201510838058 A CN 201510838058A CN 105352703 B CN105352703 B CN 105352703B
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Abstract
The present invention relates to a kind of tulwar sliding block angle shift mechanism and angle changing method being oriented to based on cone pulley.Manual operation difficulty is big when current tulwar slide block mechanism becomes the angle of attack, if it is desired to reduce manually-operated difficulty again must changing mechanism overall dimensions, body function is impacted.A kind of tulwar sliding block angle shift mechanism being oriented to based on cone pulley, its composition are included：Tulwar（8）, described tulwar is connected with slide block mechanism, and described tulwar trailing edge is rack, and described tulwar both sides have groove, and described slide block mechanism includes sliding block（7）, clamp assembly（16）, guidance set（17）And drive component（18）, described clamp assembly is symmetrical above and below to be arranged in sliding block opening inner side, and described guidance set is arranged on the symmetrical both sides of sliding block opening, and described drive component is arranged on sliding block edge of opening both sides.The present invention is applied to the angle of tulwar sliding block angle shift mechanism.
Description
Technical field：
The present invention relates to a kind of tulwar sliding block angle shift mechanism and angle changing method being oriented to based on cone pulley.
Background technology：
Tailspin is one of most complicated state of flight of aircraft, is characterized in that the elevation angle is big, the radius of spin is small, turning rate
Height, subsidence velocity are fast, therefore the dynamic of aircraft and manipulation are such as mishandling with being very different during ordinary flight in tailspin, can
Serious aircraft accident can be caused.Thus to tailspin motion research there is great social effect and economic benefit, also by
It is increasing to pay attention to.In order to understand fully the essence of tailspin phenomenon, prevent aircraft from unexpectedly entering tailspin and guaranteeing safely to change
Go out, it is necessary to which the Tail chain of aircraft is furtherd investigate.Further, since when tailspin moves, aircraft is under big situations of attack,
The flight force and moment acted on thereon is nonlinear, and lengthwise movement is compared with the various sympathesiies of transverse movement
It is big, it is necessary to which nonlinear mathematical model describes.This brings very big difficulty in theory, conventional research by experimental technique and
The limitation of computing technique, mathematical modeling can only be simplified, be confined to the analysis of linear change.Currently acquired aircraft is steady around speed arrow
The more ripe means for determining aerodynamic characteristic in rotary course are rotation balance tests, and rotation balance test is carried out in wind-tunnel
Main purpose be exactly rating model in the different angles of attack and yaw angle, make with different rates the gas under constant speed rotation state around wind axis
Dynamic characteristic, analysis and prediction for plane's trial spinning characteristic provide necessary Aerodynamic Coefficient, and therefore, rotation balance test is research tail
A kind of necessary wind tunnel test means of rotation.
Manual operation difficulty is big when current tulwar slide block mechanism becomes the angle of attack, if it is desired to reduces manually-operated difficulty and again must
The overall dimensions of palpus changing mechanism, are impacted to body function.
The content of the invention：
It is an object of the invention to provide a kind of tulwar sliding block angle shift mechanism and angle changing method being oriented to based on cone pulley.Solve
The problem of manual operation difficulty is big when tulwar slide block mechanism becomes the angle of attack.
Above-mentioned purpose is realized by following technical scheme：
A kind of tulwar sliding block angle shift mechanism being oriented to based on cone pulley, its composition are included：Tulwar, described tulwar and sliding block machine
Structure connects, and the trailing edge of described tulwar be rack, and described tulwar both sides have a groove, described slide block mechanism including sliding block,
Clamp assembly, guidance set and drive component, described clamp assembly is symmetrical above and below to be arranged in described sliding block opening inner side, institute
The guidance set stated is arranged on the described symmetrical both sides of sliding block opening, and described drive component is arranged on described sliding block opening edge
Edge both sides.
The described tulwar sliding block angle shift mechanism being oriented to based on cone pulley, described drive component includes gear shaft, described
Gear shaft is connected with bearing, and described bearing is connected by locking nut with described sliding block, and described gear shaft is nibbled with rack
Close.
The described tulwar sliding block angle shift mechanism being oriented to based on cone pulley, described clamp assembly include roller guide, institute
State roller guide to be separately mounted on axle with axle sleeve, described axle is connected with guider mounting seat, the installation of described guider
Seat is connected by screw with sliding block, and cushion block, described roller guide are provided between described guider mounting seat and sliding block
It is connected with the leading edge of tulwar.
The described tulwar sliding block angle shift mechanism being oriented to based on cone pulley, described guidance set include cone pulley, described cone
Wheel is connected by bearing with sliding block, and described bearing has bearing baffle, and described bearing baffle is connected by screw with sliding block,
Described cone pulley and the groove of described tulwar both sides are connected.
A kind of angle changing method of the tulwar sliding block angle shift mechanism being oriented to based on cone pulley described in utilization, this method include as follows
Step：
Tulwar, slide block mechanism are included based on the tulwar sliding block angle shift mechanism that cone pulley is oriented to, pass through ratchet during angle
The trailing edge engaged transmission of spanner turning gear wheel shaft, described gear shaft and tulwar can realize sliding block so as to be moved with movable slider
Angle of attack adjustment of the mechanism on tulwar；By the guider in the pad adjustment clamping device in clamp assembly during angle
With the gap of tulwar leading edge, guider is set to be bonded with tulwar；During angle, cone pulley and tulwar both sides in guiding mechanism
Groove is connected, and guide function is realized in sliding block moving process.
Beneficial effects of the present invention：
The present invention proposes a kind of novel tulwar sliding block angle shift mechanism, can reduce tulwar slide block mechanism and become artificial during the angle of attack
The difficulty of operation, and do not increase the overall dimensions of mechanism, while ensure that the structure type of the program is succinct.
The present invention is a kind of special for carrying out model aircraft rotation balance test system tulwar sliding block angle in wind-tunnel
Testing equipment, the mechanism has the characteristics that compact-sized, simple installation, easy to use, suitably wide in rotary balance equipment
General popularization.
Brief description of the drawings：
Accompanying drawing 1 is the structural representation of the present invention.
Accompanying drawing 2 removes the right view after tulwar for the present invention.
Accompanying drawing 3 is the partial sectional view of accompanying drawing 1.
The structural representation of clamp assembly in the accompanying drawing 1 of accompanying drawing 4.
The structural representation of guidance set in the accompanying drawing 1 of accompanying drawing 5.
The structural representation of drive component in the accompanying drawing 1 of accompanying drawing 6.
Embodiment：
Embodiment 1：
A kind of tulwar sliding block angle shift mechanism being oriented to based on cone pulley, its composition are included：Tulwar 8, described tulwar and sliding block
Mechanism connects, and the trailing edge of described tulwar is rack, and described tulwar both sides have groove, and described slide block mechanism includes sliding block
7th, clamp assembly 16, guidance set 17 and drive component 18, described clamp assembly is symmetrical above and below to be arranged in described sliding block and opens
Intraoral side, described guidance set are arranged on the described symmetrical both sides of sliding block opening, and described drive component is arranged on described
Sliding block edge of opening both sides.
Embodiment 2：
The tulwar sliding block angle shift mechanism being oriented to based on cone pulley according to embodiment 1, described drive component include tooth
Wheel shaft 15, described gear shaft are connected with bearing 13, and described bearing is connected by locking nut 14 with described sliding block, described
Gear shaft engaged with rack.
Embodiment 3：
The tulwar sliding block angle shift mechanism being oriented to based on cone pulley according to embodiment 1 or 2, described clamp assembly are included
Roller guide 4, the roller guide are separately mounted on axle 5 with axle sleeve 3, and described axle is connected with guider mounting seat 2,
Described guider mounting seat is connected by screw 1 with sliding block, and cushion block is provided between described guider mounting seat and sliding block
6, the leading edge connection of described roller guide and tulwar.
Embodiment 4：
The tulwar sliding block angle shift mechanism being oriented to based on cone pulley according to embodiment 1 or 2, described guidance set are included
Cone pulley 12, described cone pulley are connected by bearing 11 with sliding block, and described bearing has bearing baffle 9, described bearing baffle
It is connected by screw 10 with sliding block, described cone pulley and the groove of described tulwar both sides are connected.
Embodiment 5：
A kind of angle changing method of the tulwar sliding block angle shift mechanism being oriented to based on cone pulley using described in one of embodiment 1-4,
This method comprises the following steps：
Tulwar, slide block mechanism are included based on the tulwar sliding block angle shift mechanism that cone pulley is oriented to, pass through ratchet during angle
The trailing edge engaged transmission of spanner turning gear wheel shaft, described gear shaft and tulwar can realize sliding block so as to be moved with movable slider
Angle of attack adjustment of the mechanism on tulwar；By the guider in the pad adjustment clamping device in clamp assembly during angle
With the gap of tulwar leading edge, guider is set to be bonded with tulwar；During angle, cone pulley and tulwar both sides in guiding mechanism
Groove is connected, and guide function is realized in sliding block moving process.
Claims (2)
1. a kind of tulwar sliding block angle shift mechanism being oriented to based on cone pulley, its composition are included：Tulwar, it is characterized in that：Described tulwar
It is connected with slide block mechanism, the trailing edge of described tulwar is rack, and described tulwar both sides have groove, described slide block mechanism bag
Sliding block, clamp assembly, guidance set and drive component are included, described clamp assembly is symmetrical above and below to be arranged in described sliding block opening
Inner side, described guidance set are arranged on the described symmetrical both sides of sliding block opening, and described drive component is arranged on described cunning
Block edge of opening both sides；
Described drive component includes gear shaft, and described gear shaft is connected with bearing, described bearing by locking nut with
Described sliding block connection, described gear shaft engage with rack；
Described clamp assembly includes roller guide, and the roller guide is separately mounted on axle with axle sleeve, described axle
Be connected with guider mounting seat, described guider mounting seat is connected by screw with sliding block, described guider mounting seat with
Cushion block, the leading edge connection of described roller guide and tulwar are installed between sliding block；
Described guidance set includes cone pulley, and described cone pulley is connected by bearing with sliding block, and described bearing has bearing rib
Plate, described bearing baffle are connected by screw with sliding block, and described cone pulley and the groove of described tulwar both sides are connected.
2. a kind of angle changing method of tulwar sliding block angle shift mechanism being oriented to based on cone pulley using described in claim 1, its feature
It is：This method comprises the following steps：
Tulwar, slide block mechanism are included based on the tulwar sliding block angle shift mechanism that cone pulley is oriented to, pass through ratchet spanner during angle
The trailing edge engaged transmission of turning gear wheel shaft, described gear shaft and tulwar can realize slide block mechanism so as to be moved with movable slider
Angle of attack adjustment on tulwar；By the roller guide in the cushion block adjustment clamp assembly in clamp assembly during angle
With the gap of tulwar leading edge, roller guide is set to be bonded with tulwar；During angle, cone pulley and tulwar two in guidance set
The groove of side is connected, and guide function is realized in sliding block moving process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510838058.8A CN105352703B (en) | 2015-11-26 | 2015-11-26 | The tulwar sliding block angle shift mechanism and angle changing method being oriented to based on cone pulley |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510838058.8A CN105352703B (en) | 2015-11-26 | 2015-11-26 | The tulwar sliding block angle shift mechanism and angle changing method being oriented to based on cone pulley |
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| CN105352703A CN105352703A (en) | 2016-02-24 |
| CN105352703B true CN105352703B (en) | 2018-03-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112798217B (en) * | 2021-03-23 | 2021-06-22 | 中国空气动力研究与发展中心高速空气动力研究所 | Follow-up compensation mechanism for wind tunnel test with continuously variable sideslip angle |
| CN115219145B (en) * | 2022-08-01 | 2022-12-06 | 中国航空工业集团公司沈阳空气动力研究所 | High-speed wind tunnel attack angle mechanism |
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| SU572124A1 (en) * | 1976-01-22 | 1992-04-30 | Предприятие П/Я 5539 | Arrangement for moving model in wind tunnel |
| DE3816124A1 (en) * | 1988-05-11 | 1989-11-23 | Messerschmitt Boelkow Blohm | Wind-tunnel model carrier |
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| CN103639876A (en) * | 2013-11-17 | 2014-03-19 | 苏州蓝王机床工具科技有限公司 | Steel plate oxide skin cleaner |
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| CN205120334U (en) * | 2015-11-26 | 2016-03-30 | 中国航空工业集团公司哈尔滨空气动力研究所 | Tulwar slider becomes angle mechanism based on cone pulley direction |
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