CN109141792A - A kind of fixture applied to telemetering antenna vibration test - Google Patents
A kind of fixture applied to telemetering antenna vibration test Download PDFInfo
- Publication number
- CN109141792A CN109141792A CN201811154877.0A CN201811154877A CN109141792A CN 109141792 A CN109141792 A CN 109141792A CN 201811154877 A CN201811154877 A CN 201811154877A CN 109141792 A CN109141792 A CN 109141792A
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- antenna
- fixed block
- slot
- pin shaft
- cylinder
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/027—Specimen mounting arrangements, e.g. table head adapters
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Support Of Aerials (AREA)
Abstract
The present invention relates to a kind of fixtures applied to telemetering antenna vibration test, include antenna fixed block, support frame, pedestal and pin shaft;The top of support frame as described above is equipped with through slot, and support frame is equipped with corresponding the first pin shaft and the first holding screw for running through through slot two sidewalls;The support frame bottom face is corresponding vertically equipped with cylinder, and the upper side of pedestal is equipped with the clamping plates of two pieces of corresponding clamping cylinders, and two clamping plates are correspondingly connected with after corresponding clamping cylinder by the second holding screw, and second pin shaft runs through two clamping plates and cylinder;The antenna fixed block is fixed in through slot by the first pin shaft and the first holding screw, and the corresponding center for running through antenna fixed block opposite sides face of the first holding screw;The pedestal correspondence is fixedly connected with horizontal vibration platform;The fixture, which does not have to disassembly antenna in application, can complete multidirectional vibration test.
Description
Technical field
The present invention relates to antenna detection fields, more particularly, to a kind of fixture applied to telemetering antenna vibration test.
Background technique
Well known, telemetry system is capable of handling as the important component in guided missile system by guided missile corresponding intrument institute
The information of sending, and important component of the antenna as telemetry system, performance quality directly affect entire telemetry system
Working performance, therefore requirement of the people to telemetering antenna quality is higher and higher;After the completion of telemetering antenna design, it is also necessary to pass through
Various environmental test examinations are crossed, wherein needing telemetering antenna to pass through in the vibration test screened, delivered to telemetering antenna
X is to, Y-direction, the vibration examination in three directions of Z-direction, and during vibrating examination, traditional telemetering antenna vibration test fixture exists
When being changed during test to the vibration examination direction of telemetering antenna, general use dismantles telemetering antenna from fixture,
It is installed to the mode on fixture again behind replacement direction to change the vibration of telemetering antenna examination direction, operation is relatively complicated, and takes
When it is laborious;
Chinese patent (CN201520326188.9) discloses a kind of car antenna vibration test fixture, which passes through spiral shell
Antenna is tightly held in support plate by mother, since support plate is fixedly connected with vibration mechine, to enable the antenna to steady
Fixed carry out vibration test;Although the patent can be realized is fixed more antennas, but since antenna is solid by nut
Due in support plate, and vibration mechine is merely able to vibrate to a direction, thus the patent antenna can not be carried out it is multiple
The vibration test in direction, thus can not the quality to antenna comprehensively detected.
Summary of the invention
In order to overcome the shortcomings in the background art, the invention discloses can effectively solve the problem that the problem of proposing in background technique
A kind of fixture applied to telemetering antenna vibration test.
For achieving the above object, the present invention adopts the following technical scheme:
A kind of fixture applied to telemetering antenna vibration test includes antenna fixed block, support frame, pedestal and pin shaft;Institute
The top for stating support frame is equipped with through slot, and support frame is equipped with corresponding the first pin shaft and the first clamp screw for running through through slot two sidewalls
Nail, trough wall surface of first holding screw perpendicular to through slot;The support frame bottom face is corresponding to be equipped with cylinder vertically, pedestal it is upper
Portion face is equipped with the clamping plate of two pieces of corresponding clamping cylinders, and one of Boards wall is in the upper side of pedestal, and two clamping plates are in correspondence
It is correspondingly connected with after clamping cylinder by the second holding screw, second pin shaft runs through two clamping plates and cylinder;The antenna is fixed
The opposite two sides of block are corresponding with the trough wall surface of through slot parallel, and antenna fixed block is fixed on by the first pin shaft and the first holding screw
In through slot, and the corresponding center for running through antenna fixed block opposite sides face of the first holding screw;The pedestal it is corresponding with
Horizontal vibration platform is fixedly connected.
Further, the corresponding two sides opposite across antenna fixed block of first pin shaft.
Further, the antenna fixed block vertical side corresponding with through slot side wall surface is even is furnished with multiple fixing threaded holes.
Further, the opposite side of two clamping plate is equipped with groove corresponding with cylinder.
Further, second holding screw is two, and is located at clamping plate for corresponding to clamp column body position
Two sides.
Further, the pedestal corresponds to that horizontal vibration platform is even to be furnished with multiple through-holes.
Due to the adoption of the technical scheme as described above, the invention has the following beneficial effects:
The fixture applied to telemetering antenna vibration test can be such that antenna consolidates by the first set holding screw
The through slot for determining block and support frame is bonded, while antenna fixed block being fixed in through slot by the first pin shaft;By set
Two the second holding screws can make the corresponding firm clamping cylinder of two clamping plates, while be positioned by the second pin shaft to cylinder, make
It will not be moved;In addition, passing through multiple fixing threaded holes of the even cloth in antenna fixed block side, wear telemetering antenna by fixing screws
Correspondence is threadedly coupled with fixing threaded hole after crossing the fixing seat of telemetering antenna, and telemetering antenna is fixed on antenna fixed block to reach
On purpose, and can once simultaneously multiple telemetering antennas be carried out with the vibration test in a direction, when needing to carry out other
When the vibration test in direction, rotable antenna fixed block or support frame are only needed, is adjusted to suitable position, can be carried out another
The vibration test in direction using not having to when the fixture by removing antenna, then adjusts that installed after antenna direction again can
Complete multidirectional vibration test.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is top view of the invention.
In figure: 1, antenna fixed block;2, support frame;3, the first holding screw;4, the first pin shaft;5, cylinder;6, pedestal;7,
Second holding screw;8, the second pin shaft.
Specific embodiment
The present invention can be explained in more detail by the following examples, the open purpose of the present invention is intended to protect the present invention
All changes and improvements in range, the invention is not limited to the following examples:
In conjunction with attached Fig. 1 and 2, a kind of fixture applied to telemetering antenna vibration test, comprising antenna fixed block 1,
Support frame 2, pedestal 6 and pin shaft;The top of support frame as described above 2 is equipped with through slot, and support frame 2 is equipped with to correspond to and runs through through slot two sides
The first pin shaft 4 and the first holding screw 3 of wall, the first holding screw 3 perpendicular to through slot trough wall surface, it is tight by set first
Position can be carried out to antenna fixed block 1 in through slot, while by the first pin shaft 4 for the firm setting of antenna fixed block 1 by determining screw 3
It limits, prevents the antenna fixed block 1 when horizontal table vibrates from rotating in through slot around the first holding screw 3;The support
2 bottom face of frame is equipped with cylinder 5 vertically, and the clamping plate of two pieces of corresponding clamping cylinders 5 is equipped between the upper side of pedestal 6, one of
Boards wall is in the upper side of pedestal 6, and two clamping plates are correspondingly connected with by the second holding screw 7 one after corresponding clamping cylinder 5
It rises, two clamping plates can be made firmly to clamp cylinder 5 by the second firm screw;In addition, second holding screw 7 is set
It is two, and is located at two sides of the clamping plate for corresponding clamping 5 position of cylinder, second pin shaft 8 runs through two clamping plates and cylinder
5, i.e. two clamping plates can make two clamping plates corresponding firm after clamping cylinder 5 by two set the second holding screws 7
Clamp cylinder 5, while by the second pin shaft 8 to cylinder 5 carry out position restriction, prevent support frame 2 horizontal table vibration when because
Cylinder 5 is rotated and is rotated synchronously;In addition, the opposite side of two clamping plate is equipped with groove corresponding with cylinder 5, when two clamping plates pair
When should clamp cylinder 5, the corresponding trough wall surface for being adjacent to groove of the outer wall of cylinder 5, to increase the friction between cylinder 5 and groove
Power, the more fastening for clamping cylinder 5 by clamping plate;
The opposite two sides of the antenna fixed block 1 are corresponding with the trough wall surface of through slot parallel, and antenna fixed block 1 is by the first pin
Axis 4 and the first holding screw 3 are fixed in through slot, and there are gap, the first clamp screws between antenna fixed block 1 and the inner wall of through slot
The corresponding center for running through 1 opposite sides face of antenna fixed block of 3 nails, consequently facilitating antenna fixed block 1 is in through slot around first
Holding screw 3 rotates;As needed, the corresponding two sides opposite across antenna fixed block 1 of the first pin shaft 4, so as to utilize
First pin shaft 4 limits antenna fixed block 1, while also avoiding the first pin shaft 4 and being passed into antenna fixed block equipped with fixation
The portion face of screw hole influences the fixed installation of telemetering antenna or the rotation of antenna fixed block;In addition, the antenna fixed block 1
Vertical side corresponding with through slot side wall surface is even to be furnished with multiple fixing threaded holes, can pass through screw matched with these fixing threaded holes
Telemetering antenna is fixedly installed on antenna fixed block 1, and each side of antenna fixed block 1 can install telemetering antenna,
To realize the purpose that once multiple telemetering antennas are carried out with vibration test simultaneously;The correspondence of pedestal 6 and horizontal vibration platform
It is fixedly connected, as needed, the pedestal 6 is corresponding, and horizontal vibration platform is even is furnished with multiple through-holes, can be by logical with these
Pedestal 6 is fixedly mounted on the corresponding position of horizontal vibration platform by the matched screw in hole.
Implement a kind of fixture applied to telemetering antenna vibration test of the present invention, is first fixed on telemetering antenna
On antenna fixed block 1, the vibration to first direction of vibration of telemetering antenna is completed with the vibration action of horizontal vibration platform and is tried
It tests;Later, the first pin shaft 4 is extracted, antenna fixed block 1 is rotated by 90 ° around the first holding screw 3, then be plugged 4 pairs of days of the first pin shaft
Line fixed block is limited, and horizontal vibration platform is then started, and the vibration test of second direction of vibration is carried out to telemetering antenna;Most
Afterwards, the second pin shaft 8 is extracted, support frame 2 is rotated by 90 °, then be plugged the second pin shaft 8 and support frame 2 is limited, is then restarted
Horizontal vibration platform, the vibration test of third direction of vibration is carried out to telemetering antenna, and test is finished, removed on antenna fixed block 1
Telemetering antenna, and install telemetering antenna to be measured, then can carry out corresponding vibration test further in accordance with above-mentioned steps.
Part not in the detailed description of the invention is the prior art, therefore the present invention is not described in detail.
Claims (6)
1. a kind of fixture applied to telemetering antenna vibration test, comprising antenna fixed block (1), support frame (2), pedestal (6) and
Pin shaft;The top of support frame as described above (2) is equipped with through slot, and support frame (2) is equipped with corresponding the first pin shaft for running through through slot two sidewalls
(4) and the first holding screw (3), trough wall surface of the first holding screw (3) perpendicular to through slot;Described support frame (2) bottom face
Corresponding to be equipped with cylinder (5) vertically, the upper side of pedestal (6) is equipped with the clamping plates of two pieces of corresponding clampings cylinder (5), and wherein at least one piece
Boards wall is in the upper side of pedestal (6), and two clamping plates are connected after corresponding clamping cylinder (5) by the second holding screw (7) are corresponding
It connects, second pin shaft (8) runs through two clamping plates and cylinder;The slot of the antenna fixed block (1) opposite two sides and through slot
Wall surface is corresponding parallel, and antenna fixed block (1) is fixed in through slot by the first pin shaft (4) and the first holding screw (3), and first is tight
Determine screw (3) corresponding center for running through antenna fixed block (1) opposite sides face;The pedestal (6) is corresponding to shake with horizontal
Dynamic platform is fixedly connected.
2. fixture according to claim 1, it is characterized in that: first pin shaft (4) is corresponding across antenna fixed block (1)
Opposite two sides.
3. fixture according to claim 1, it is characterized in that: the antenna fixed block (1) is corresponding with through slot side wall surface vertical
Side even be furnished with multiple fixing threaded holes.
4. according to right want 1 described in fixture, it is characterized in that: the opposite side of two clamping plate be equipped with it is corresponding with cylinder (5)
Groove.
5. fixture according to claim 1 it is characterized in that: second holding screw (7) is two, and is located at
Two sides of the clamping plate for corresponding clamping cylinder (5) position.
6. fixture according to claim 1, it is characterized in that: the corresponding horizontal vibration platform of the pedestal (6) it is even be furnished with it is multiple
Through-hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811154877.0A CN109141792B (en) | 2018-09-29 | 2018-09-29 | Clamp applied to telemetering antenna vibration test |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811154877.0A CN109141792B (en) | 2018-09-29 | 2018-09-29 | Clamp applied to telemetering antenna vibration test |
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CN109141792A true CN109141792A (en) | 2019-01-04 |
CN109141792B CN109141792B (en) | 2024-04-09 |
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CN201811154877.0A Active CN109141792B (en) | 2018-09-29 | 2018-09-29 | Clamp applied to telemetering antenna vibration test |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110864860A (en) * | 2019-11-14 | 2020-03-06 | 西北工业大学 | Multifunctional clamp for vibration test of aircraft storage tank |
CN111272369A (en) * | 2020-03-02 | 2020-06-12 | 贵州航天电子科技有限公司 | Environment test tool and vibration test and acceleration test method thereof |
CN112461476A (en) * | 2020-12-24 | 2021-03-09 | 海南师范大学 | Support structure for vibration detection |
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JPH0327336U (en) * | 1989-07-27 | 1991-03-19 | ||
JPH09116319A (en) * | 1995-10-20 | 1997-05-02 | Fujitsu General Ltd | Antenna attachment device |
JP2005127780A (en) * | 2003-10-22 | 2005-05-19 | Akashi Corp | Vibration testing machine |
WO2010091535A1 (en) * | 2009-02-13 | 2010-08-19 | 苏州苏试试验仪器有限公司 | Three axial directions vibration compound testing apparatus |
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CN207448293U (en) * | 2017-11-08 | 2018-06-05 | 江西洪都航空工业集团有限责任公司 | A kind of simple vibration test fixture of adjustable barycenter |
CN108151993A (en) * | 2017-11-09 | 2018-06-12 | 中国北方车辆研究所 | A kind of multifunction vibration device |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110864860A (en) * | 2019-11-14 | 2020-03-06 | 西北工业大学 | Multifunctional clamp for vibration test of aircraft storage tank |
CN110864860B (en) * | 2019-11-14 | 2021-11-05 | 西北工业大学 | Multifunctional clamp for vibration test of aircraft storage tank |
CN111272369A (en) * | 2020-03-02 | 2020-06-12 | 贵州航天电子科技有限公司 | Environment test tool and vibration test and acceleration test method thereof |
CN112461476A (en) * | 2020-12-24 | 2021-03-09 | 海南师范大学 | Support structure for vibration detection |
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