CN209014279U - A kind of special fixture applied to attitude control engine dynamic environmental test - Google Patents
A kind of special fixture applied to attitude control engine dynamic environmental test Download PDFInfo
- Publication number
- CN209014279U CN209014279U CN201821742534.1U CN201821742534U CN209014279U CN 209014279 U CN209014279 U CN 209014279U CN 201821742534 U CN201821742534 U CN 201821742534U CN 209014279 U CN209014279 U CN 209014279U
- Authority
- CN
- China
- Prior art keywords
- attitude control
- control engine
- main body
- jig main
- environmental test
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Testing Of Engines (AREA)
Abstract
The utility model discloses a kind of special fixtures applied to attitude control engine dynamic environmental test, it is characterized in that, including jig main body (1), the attitude control engine (2) for needing to test is mounted on the jig main body (1)；The jig main body (1) is used to carry out the vibration output end of attitude control engine (2) and shake table stage body (3) connection in vertical platform direction or slide unit direction.A kind of special fixture applied to attitude control engine dynamic environmental test disclosed by the utility model, attitude control engine and shake table can be reliably and securely attached by it, so that the vibrational energy of shake table is transmitted on attitude control engine, to attitude control engine carry out X (axial direction), Y (radial direction), Z (radial direction) three directions dynamic environmental test, realize the reproduction of vibration, shock environment, be conducive to widely apply, be of great practical significance.
Description
Technical field
The utility model relates to technical field of mechanical environmental test, are applied to attitude control engine mechanics more particularly to one kind
The special fixture of environmental test.
Background technique
Dynamic environmental test is by mechanical environments such as analog vibration, impact, collision, constant accelerations or reappears above-mentioned mechanical ring
The influence in border examines mechanical environment to the role and influence of product, to evaluate the environmental suitability and Structural integrity of product, really
Protect the q&r of product.
For attitude control engine, it is mainly used for the gesture stability of carrier rocket final stage, guided missile warhead and all kinds of spacecrafts,
It is that the indispensable power device such as satellite is entered the orbit, reenters, lands and emitted to space shuttle orbiter.Attitude control engine is usual
It is made of a set of pressure charging system, tank, propellant feed system and the thrust chamber of several groups of difference thrusts.Attitude control engine is carried out
Dynamic environmental test, it is therefore an objective to examine its adaptability to mechanical environment.
Currently, attitude control engine is in dynamic environmental test, it is desirable that its vertical (axis is perpendicular to mounting surface) is installed on vibration
On dynamic platform, thus realize X (axial direction), Y (radial direction), Z (radial direction) three directions dynamic environmental test.At this time, it is necessary to will
Attitude control engine is separately mounted on the slide unit table top of shake table and the vertical enterprising row energization of platform table top.
Therefore, there is an urgent need to develop a kind of technologies out at present, can be reliably and securely by attitude control engine and shake table
It is attached, so that the vibrational energy of shake table is transmitted on attitude control engine, X (axial direction), Y (diameter is carried out to attitude control engine
To), the dynamic environmental test in Z (radial direction) three directions, realize the reproduction of vibration, shock environment.
Utility model content
In view of this, the purpose of the utility model is to provide a kind of applied to the dedicated of attitude control engine dynamic environmental test
Attitude control engine and shake table can be reliably and securely attached by fixture, so that the vibrational energy of shake table is transmitted to
On attitude control engine, to attitude control engine carry out X (axial direction), Y (radial direction), Z (radial direction) three directions dynamic environmental test,
The reproduction for realizing vibration, shock environment, is conducive to widely apply, be of great practical significance.
For this purpose, the utility model provides a kind of special fixture applied to attitude control engine dynamic environmental test, including
Jig main body is mounted with the attitude control engine for needing to test on the jig main body；
The jig main body is used to the vibration output end of attitude control engine and shake table stage body carrying out hang down platform direction or cunning
The connection in platform direction.
Wherein, the jig main body is hollow rotary table, and the top and bottom of the jig main body are fixedly installed respectively
The top plate of circular ring shape and the bottom plate of circular ring shape；
The jig main body, top plate and bottom plate have been formed together engine holding tank, the shape of the engine holding tank,
Size matching corresponding with shape, the size of the attitude control engine lower part；
It is in boss inwardly projecting there are four " cross " is symmetrical arranged on the top plate；
Product butt hole is provided through on each boss, for connecting attitude control engine；
The bottom plate is along the circumferential direction provided through multiple shake table butt holes；
The shake table butt hole is used to carry out vertical platform direction or slide unit direction with the vibration output end of shake table stage body
Connection.
Wherein, the jig main body is provided with installation preformed hole immediately below each product butt hole.
Wherein, the two sides of each installation preformed hole are respectively arranged with stud, the boss being used to support on top plate.
Wherein, cable hole there are two being symmetrical arranged on the jig main body.
Wherein, on the jig main body inner sidewall between the top plate and bottom plate, multiple trapezoidal diagonal bars are arranged in interval.
Wherein, the jig main body, the top plate and bottom plate are integrally formed in casting.
Wherein, when needing to carry out radial dynamic environmental test to attitude control engine, the bottom of the jig main body bottom
Plate is fixedly connected by shake table butt hole with the slide plate at the top of a shake table slide unit；
The shake table slide unit is connected by drive rod with the vibration output end of a horizontal positioned shake table stage body.
Wherein, when needing to carry out axial dynamic environmental test to attitude control engine, the bottom of the jig main body bottom
The vibration output end at the top of shake table stage body that plate is disposed vertically by shake table butt hole with one is fixedly connected.
By the above technical solution provided by the utility model as it can be seen that compared with prior art, the utility model provides
A kind of special fixture applied to attitude control engine dynamic environmental test, can be reliably and securely by attitude control engine and vibration
Dynamic platform is attached, so that the vibrational energy of shake table is transmitted on attitude control engine, carries out X (axial direction), Y to attitude control engine
The dynamic environmental test in (radial direction), Z (radial direction) three directions realizes the reproduction of vibration, shock environment, is conducive to widely answer
With being of great practical significance.
Detailed description of the invention
Fig. 1 is a kind of solid of the special fixture applied to attitude control engine dynamic environmental test provided by the utility model
Structural schematic diagram；
Fig. 2 is a kind of special fixture applied to attitude control engine dynamic environmental test provided by the utility model and level
After the shake table slide unit connection of placement, then fix the schematic diagram that attitude control engine carries out radial mechanical environmental test；
Fig. 3 be a kind of special fixture applied to attitude control engine dynamic environmental test provided by the utility model with it is vertical
After the shake table stage body connection of placement, then fix the schematic diagram that attitude control engine carries out axial dynamic environmental test；
In figure, 1. jig main bodies, 2. attitude control engines, 3. shake table stage bodies, 4. shake table slide units, 5. drive rods；
11. product butt hole, 12. installation preformed holes, 13. studs, 14. shake table butt holes, 15. cable holes, 16. tiltedly
Muscle；
101. boss, 10. top plates, 20. bottom plates, 30. engine holding tanks；
41. slide unit main body, 42. slide plates.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, with reference to the accompanying drawing and embodiment
The utility model is described in further detail.
Referring to Fig. 1 to Fig. 3, the utility model provides a kind of exclusive clamps applied to attitude control engine dynamic environmental test
Have, including jig main body 1, the attitude control engine 2 for needing to test is mounted on the jig main body 1；
The jig main body 1 be used to carry out the vibration output end of attitude control engine 2 and shake table stage body 3 to hang down platform direction or
The connection in slide unit direction.
In the present invention, in specific implementation, the jig main body 1 is hollow rotary table, the top of the jig main body 1
Portion and bottom are fixedly installed the top plate 10 of circular ring shape and the bottom plate 20 of circular ring shape respectively；
The jig main body 1, top plate 10 and bottom plate 20 have been formed together engine holding tank 30, the engine holding tank
30 shape, size matching corresponding with shape, the size of 2 lower part of attitude control engine；
It is in boss 101 inwardly projecting there are four " cross " is symmetrical arranged on the top plate 10；
Be provided through product butt hole 11 on each boss 101, for connect attitude control engine 2 (specifically: bolt connect
Connect 2 bottom of attitude control engine is correspondingly connected with hole)；
The bottom plate 20 is along the circumferential direction provided through multiple shake table butt holes 14；
The shake table butt hole 14 is used to carry out hang down platform direction or slide unit direction with the vibration output end of shake table stage body 3
Connection.
In specific implementation, the jig main body 1 is provided with installation preformed hole 12 in the underface of each product butt hole 11,
For tool used in the connection bolt between installation attitude control engine 2 and jig main body 1, it is empty to reserve enough operations
Between.
In specific implementation, it is each installation preformed hole 12 two sides be respectively arranged with stud 13, be used to support on top plate 10 to
Interior boss outstanding 101.
Cable hole 15 there are two being symmetrical arranged in specific implementation, on the jig main body 1, for testing passing through for cable.
In specific implementation, on 1 inner sidewall of jig main body between the top plate 10 and bottom plate 20, interval setting is multiple trapezoidal
Diagonal bar 16, for improving the rigidity of jig main body 1.
In specific implementation, the jig main body 1, the top plate 10 and bottom plate 20 are integrally formed in casting.
Therefore, based on the above structure design, fixture provided by the utility model, can in dynamic environmental test state,
The mechanical energy of shake table is passed into attitude control engine, it is made to experience expected vibration or impact.
For the utility model, when needing to carry out radial dynamic environmental test to attitude control engine, institute referring to fig. 2
Show, specific structure are as follows: the bottom plate 20 of 1 bottom of jig main body is pushed up by shake table butt hole 14 and a shake table slide unit 4
The slide plate 42 in portion is fixedly connected.
The shake table slide unit 4 is connected by drive rod 5 with the vibration output end of a horizontal positioned shake table stage body 3
It connects.
The attitude control engine 2 is mounted on the jig main body 1.
In specific implementation, the shake table slide unit 4 includes slide unit main body 41 and slide plate 42, and the slide plate 42 can left and right horizontal
It is slidably arranged in 41 top surface of slide unit main body (such as the hydrostatic bearing that is distributed by horizontal cross of the bottom of slide plate 42 and institute
The top for stating slide unit main body 41 is connected), the top surface of the slide plate 42 is arranged in the jig main body 1.
For the utility model, when needing to carry out axial dynamic environmental test to attitude control engine, referring to Fig. 3 institute
Show, specific structure are as follows: the bottom plate 20 of 1 bottom of jig main body passes through shake table butt hole 14 and a vibration being disposed vertically
The vibration output end (the specially moving-coil of shake table) at 3 top of platform stage body is fixedly connected, and is mounted on the jig main body 1
The attitude control engine 2.
In order to which the technical solution of the utility model is more clearly understood, below with regard to the utility model to attitude control engine into
Conduct is illustrated to the connection procedure with axial dynamic environmental test.
One, attitude control engine radial mechanical environmental test state:
Firstly, two hanging rings are separately mounted on two product butt holes 11 opposite on 1 top plate of jig main body, will hang
Rope both ends are connected on the two hanging rings, and jig main body 1 is hung on shake table slide unit 4, jig main body 1 is bolted
The hole location corresponding with 4 table top of shake table slide unit of shake table butt hole 14；
Then, attitude control engine 2 is hung to the top of jig main body 1, by the rotation of attitude control engine 2 to corresponding test side
It is corresponding with 2 bottom of attitude control engine by the product butt hole 11 of special bolt jockey main body 1 to (Y-direction or Z-direction)
Hole location.
Two, attitude control engine axial direction dynamic environmental test state:
Firstly, the product butt hole 11 of the top plate of clamper for disassembling main body 1 and the corresponding hole location of 2 bottom of attitude control engine
Bolt is connected, attitude control engine 2 is hung on product placement rack；
Then, the shake table butt hole 14 of the bottom plate of clamper for disassembling main body 1 hole location corresponding with 4 table top of shake table slide unit
Connect bolt；
Then, then by two hanging rings it is separately mounted on two product butt holes 11 opposite on 1 top plate of jig main body, it will
Lifting rope both ends are connected on the two hanging rings, jig main body 1 are hung to above the vertical platform of shake table, fixture master is bolted
The shake table butt hole 14 of body 1 hole location corresponding with the moving-coil at 3 top of shake table stage body；
Finally, attitude control engine 2 to be hung to the top of jig main body 1, pass through the product of special bolt jockey main body 1
The hole location corresponding with 2 bottom of attitude control engine of butt hole 11.
Therefore, mechanical environment examination can be widely used in as the special fixture of attitude control engine to the utility model
Field is tested, and can be customized according to the installation requirement of various bay section class testpieces.
In specific implementation, the shake table stage body 3 can for it is existing any one can satisfy test thrust, can water
Level state or the testing stand of plumbness adjustment.For example, the shake table stage body 3 can be Beijing Space Xi Er measuring technology
The electrodynamic vibration shaker of the model H3580A of Co., Ltd's production.
It should be noted that the utility model is a kind of applied to the dedicated of attitude control engine dynamic environmental test by designing
Fixture meets installation connection request of the attitude control engine in the dynamic environmental test of three axial directions.Meanwhile according to product
Connection dimension and fixture installation requirement, design fixture is compact-sized, accomplishes that rigidity is big, dynamic characteristic is good；The connection of fixture top plate
The square hole of hole and side, circular hole, can all realize the lifting of fixture itself.The utility model can be applied to the mechanics of bay section class formation
In environmental test, there is preferable versatility and practicability.
In conclusion compared with prior art, it is provided by the utility model a kind of applied to attitude control engine mechanical ring
Attitude control engine and shake table, can reliably and securely be attached, so that the vibration of shake table by the special fixture of border test
Energy is transmitted on attitude control engine, to attitude control engine carry out X (axial direction), Y (radial direction), Z (radial direction) three directions power
Environmental test is learned, the reproduction of vibration, shock environment is realized, is conducive to widely apply, be of great practical significance.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of special fixture applied to attitude control engine dynamic environmental test, which is characterized in that including jig main body (1),
The attitude control engine (2) for needing to test is mounted on the jig main body (1)；
The jig main body (1) is used to the vibration output end of attitude control engine (2) and shake table stage body (3) carrying out platform direction of hanging down
Or the connection in slide unit direction.
2. being applied to the special fixture of attitude control engine dynamic environmental test as described in claim 1, which is characterized in that described
Jig main body (1) is hollow rotary table, and the top and bottom of the jig main body (1) are fixedly installed the top plate of circular ring shape respectively
(10) and the bottom plate of circular ring shape (20)；
The jig main body (1), top plate (10) and bottom plate (20) have been formed together engine holding tank (30), and the engine holds
Receive shape, the size matchings corresponding with the shape, size of the attitude control engine (2) lower part of slot (30)；
It is in boss (101) inwardly projecting there are four " cross " is symmetrical arranged on the top plate (10)；
Product butt hole (11) are provided through on each boss (101), for connecting attitude control engine (2)；
The bottom plate (20) is along the circumferential direction provided through multiple shake table butt holes (14)；
The shake table butt hole (14) is used to carry out hang down platform direction or slide unit direction with the vibration output end of shake table stage body (3)
Connection.
3. being applied to the special fixture of attitude control engine dynamic environmental test as claimed in claim 2, which is characterized in that described
Jig main body (1) is provided with installation preformed hole (12) immediately below each product butt hole (11).
4. being applied to the special fixture of attitude control engine dynamic environmental test as claimed in claim 3, which is characterized in that each
The two sides of installation preformed hole (12) are respectively arranged with stud (13), the boss (101) being used to support on top plate (10).
5. being applied to the special fixture of attitude control engine dynamic environmental test as claimed in claim 2, which is characterized in that described
There are two being symmetrical arranged on jig main body (1) cable hole (15).
6. being applied to the special fixture of attitude control engine dynamic environmental test as claimed in claim 2, which is characterized in that described
On jig main body (1) inner sidewall between top plate (10) and bottom plate (20), multiple trapezoidal diagonal bars (16) are arranged in interval.
7. being applied to the special fixture of attitude control engine dynamic environmental test as claimed in claim 2, which is characterized in that described
Jig main body (1), the top plate (10) and bottom plate (20) are integrally formed in casting.
8. the special fixture applied to attitude control engine dynamic environmental test as described in any one of claim 2 to 7, special
Sign is, when needing to carry out radial dynamic environmental test to attitude control engine, the bottom plate of jig main body (1) bottom
(20) it is fixedly connected by shake table butt hole (14) with the slide plate (42) at the top of a shake table slide unit (4)；
The shake table slide unit (4) passes through the vibration output end of drive rod (5) and a horizontal positioned shake table stage body (3)
It is connected.
9. the special fixture applied to attitude control engine dynamic environmental test as described in any one of claim 2 to 7, special
Sign is, when needing to carry out axial dynamic environmental test to attitude control engine, the bottom plate of jig main body (1) bottom
(20) pass through shake table butt hole (14) and the fixed company of vibration output end at the top of a shake table stage body (3) being disposed vertically
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821742534.1U CN209014279U (en) | 2018-10-26 | 2018-10-26 | A kind of special fixture applied to attitude control engine dynamic environmental test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821742534.1U CN209014279U (en) | 2018-10-26 | 2018-10-26 | A kind of special fixture applied to attitude control engine dynamic environmental test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209014279U true CN209014279U (en) | 2019-06-21 |
Family
ID=66840045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821742534.1U Active CN209014279U (en) | 2018-10-26 | 2018-10-26 | A kind of special fixture applied to attitude control engine dynamic environmental test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209014279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864859A (en) * | 2019-11-14 | 2020-03-06 | 西北工业大学 | General type extension anchor clamps of mechanical environment test of awl shell component |
-
2018
- 2018-10-26 CN CN201821742534.1U patent/CN209014279U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864859A (en) * | 2019-11-14 | 2020-03-06 | 西北工业大学 | General type extension anchor clamps of mechanical environment test of awl shell component |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112393867B (en) | Testing device for vibration test of aviation suspension launching device | |
| CN110243563B (en) | Three-axial six-freedom vibration test device | |
| CN105716811B (en) | Dual stage with combination table top simultaneously swashs horizontal vibrating test system | |
| CN106644488B (en) | Large rocket engine and support integral overturning clamp | |
| CN107941442B (en) | Vibration test device and method for performing vibration test on product | |
| CN103940589B (en) | The vibration isolating mechanism of optical detection frame in a kind of vacuum vessel | |
| CN209014279U (en) | A kind of special fixture applied to attitude control engine dynamic environmental test | |
| CN107192526B (en) | Horizontal vibration test device capable of directly hanging test piece | |
| CN211262709U (en) | Vibration test tool for solid rocket engine | |
| CN107907288A (en) | A kind of clamp for vibration test of Gas-tank for shuttles | |
| CN108007659B (en) | Universal clamp for mechanical environment test of aerospace storage box | |
| CN205538142U (en) | Can directly hang horizontal vibration test device of dress test piece | |
| CN105203309B (en) | Fuel tank pose simulator stand | |
| CN106289695B (en) | Horizontal supporting system for vibration test of large-scale antenna system | |
| CN115560989B (en) | Integrated platform for high-altitude simulation test of aero-engine | |
| CN203772511U (en) | Vibration test clamp, capable of rapidly reversing, for solid rocket engine compartment segment | |
| CN207662580U (en) | A kind of dynamic environmental test Universal clamp of space flight tank | |
| CN207662587U (en) | A kind of clamp for vibration test of Gas-tank for shuttles | |
| CN107255618B (en) | A kind of Large Launch Vehicle binding mechanism top load lubrication friction pilot system | |
| CN207648046U (en) | Unmanned machine head damping device | |
| CN216559611U (en) | Multi freedom vibration test system | |
| RU2491211C1 (en) | Carrier rocket simulator | |
| RU205003U1 (en) | UNIVERSAL TECHNOLOGICAL SIMULATOR OF THE POWER STRUCTURE OF THE SPACE VEHICLE CASE | |
| CN110864860B (en) | Multifunctional clamp for vibration test of aircraft storage tank | |
| CN112730111B (en) | Vertical high-speed projectile launching device based on hydraulic thrust |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |