CN209382306U - One kind shaking counterweight fixture used in vibration test - Google Patents
One kind shaking counterweight fixture used in vibration test Download PDFInfo
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- CN209382306U CN209382306U CN201822053185.9U CN201822053185U CN209382306U CN 209382306 U CN209382306 U CN 209382306U CN 201822053185 U CN201822053185 U CN 201822053185U CN 209382306 U CN209382306 U CN 209382306U
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- counterweight
- linear meter
- weight linear
- vibration test
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Abstract
It shakes the utility model relates to a kind of rolling and tests counterweight fixture, it is especially a kind of to shake counterweight fixture used in vibration test, belong to envlronmental vibration test fixture.One kind shaking counterweight fixture used in vibration test, the two sides of main clamp is symmetrically disposed on integral wing tank, the counterweight fixture includes weight linear meter, counterweight frame and clump weight；Main beam is fixedly connected at the top of weight linear meter, main beam is connected and fixed with main clamp, and bottom is connected and fixed counterweight frame；Counterweight frame is connected and fixed with main clamp；Clump weight is equipped with the through-hole across weight linear meter；Counterweight fixture is equal to axle power square is shaken with integral wing tank.The utility model compared with prior art, has the advantages that 1, structure is simple, load path is obvious.2, the true other side integral wing tank of analog shakes vibration test to complete integral wing tank.
Description
Technical field
It shakes the utility model relates to a kind of rolling and tests counterweight fixture, especially a kind of counterweight used in rolling vibration test is pressed from both sides
Tool, belongs to envlronmental vibration test fixture.
Background technique
It is to examine the important tests of fuel tank reliability under vibration that wing fuel tank, which shakes vibration test,.By compound to certain
Material wing entirety fuel tank carries out shaking vibration test, and the plastic strain amplitude of available fuel tank wall surface is under specific vibration environment
The regularity of distribution provides data for simulation analysis and supports.
Aircraft provides starboard wing integral tank.Axle position is shaken in the wing plane of symmetry, it is therefore desirable to set on the left side
Meter counterweight fixture is equal to the torque for shaking moving axis to keep the weight for shaking moving axis both sides.The existing testpieces for shaking vibration test is general
All it is symmetrical member, therefore does not need special counterweight fixture.Special design counterweight fixture is needed in order to meet test requirements document.
Utility model content
The purpose of this utility model is to solve problems of the prior art, provides one kind and is directed to integral wing tank not
With injection flow, meet integral wing tank shake vibration test requirements document shake vibration test used in counterweight fixture.
To achieve the goals above, the utility model adopts the following technical solution: a kind of shake in rolling is matched used in test
Weight fixture, the two sides of main clamp is symmetrically disposed on integral wing tank, the counterweight fixture includes weight linear meter, counterweight frame and matches
Pouring weight；Main beam is fixedly connected at the top of weight linear meter, main beam is connected and fixed with main clamp, and bottom is connected and fixed counterweight
Frame；Counterweight frame is connected and fixed with main clamp；Clump weight is equipped with the through-hole across weight linear meter；Counterweight fixture and integral wing tank
To shaking, axle power square is equal.
Preferably, the weight linear meter is two, is symmetrically disposed between counterweight frame and crossbeam.
Preferably, sleeve is socketed in the outside of the weight linear meter, the top of the bottom of sleeve and clump weight is against and leading to
It crosses position-limit mechanism clump weight is pressed on counterweight frame.
Preferably, the position-limit mechanism be nut, nut be set to being threadedly engaged on weight linear meter.
Preferably, be provided with step on the weight linear meter, for limit clump weight to bottom offset.
Preferably, the counterweight frame forms frame structure by crossbeam, inclined connection plate, vertical plate；Crossbeam includes bottom cross beam, lower cross
The both ends of beam, inclined connection plate and vertical plate are separately connected bottom cross beam, lower beam.
Preferably, the crossbeam, inclined connection plate, vertical plate are two, and are symmetrical arranged；Bottom cross beam, lower beam pass through
Horizontal connecting plate is connected and fixed, and is provided between bottom cross beam, between lower beam and is held the gap that weight linear meter passes through, horizontal connecting plate
Position corresponding with gap, which is provided with, holds the through-hole that weight linear meter passes through.
Preferably, the horizontal connecting plate is four pieces, two pieces of tops for being set to lower beam, remaining two pieces are set to bottom cross
The bottom of beam.
The main beam of counterweight fixture is bolted with main clamp.Counterweight frame is bolted with main clamp.Counterweight
Bar connects main beam and counterweight frame.Clump weight is connected on counterweight frame by weight linear meter, nut clamp sleeve, and sleeve compresses counterweight
Block is simultaneously fixed on counterweight frame together.When integral wing tank shakes vibration, counterweight fixture shakes one in the other side for shaking moving axis on one side
Side vibration.Clump weight can be adjusted according to the different injection flow of integral wing tank or test requirements document
The utility model compared with prior art, has the advantages that
1, structure is simple, and load path is obvious.
2, the true other side integral wing tank of analog shakes vibration test to complete integral wing tank.
Detailed description of the invention
Fig. 1 is the utility model embodiment structural schematic diagram；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the sectional view of Fig. 2；
Fig. 4 is counterweight mount structure schematic diagram in the utility model embodiment；
Fig. 5 is the sectional view of Fig. 4；
Fig. 6 is the utility model embodiment and main clamp attachment structure schematic diagram；
In figure, 1, the right connection bolt and nut of main beam；2, the left connection bolt and nut of main beam；3, the left connection bolt of counterweight frame
Nut；4, the right connection bolt and nut of counterweight frame；5, main beam；6, left attaching nut；7, left attachment spacers；8, left connection spring washer；
9, right attaching nut；10, right attachment spacers；11, right connection spring washer；12, left weight linear meter；13, left sleeve；14, right weight linear meter；
15, right sleeve；16, left sleeve attaching nut；17, left sleeve connects spring washer；18, left sleeve connects plain cushion；19, right sleeve connection
Nut；20, right sleeve connection spring washer；21, right sleeve connection plain cushion；22, left clump weight；23, right clump weight；24, lower beam is left
Connect bolt and nut；25, the right connection bolt and nut of lower beam；26, counterweight frame；27, left weight linear meter attaching nut；28, Zuo Peichong
Bar attachment spacers；29, left weight linear meter connects spring washer；30, right weight linear meter attaching nut；31, right weight linear meter attachment spacers；32, right
Weight linear meter connects spring washer；33, lower beam left connection board；34, lower beam right connection board；35, bottom beam left connection board；36, bottom beam is right
Connecting plate；37, lower beam；38, bottom cross beam；39, counterweight frame vertical plate；40, counterweight frame inclined connection plate；41, counterweight frame attachment lug.
Specific embodiment
It should be noted that the noun of locality " front and back above and below left and right " etc. in the present embodiment is retouched according to shown in attached drawing
It states, does not constitute limitations of the present invention.
1-6 is further described the utility model with reference to the accompanying drawing: a kind of to shake counterweight folder used in vibration test
Tool is by the right connection bolt and nut 1 of main beam, the left connection bolt and nut 2 of main beam, the left connection bolt and nut 3 of counterweight frame, counterweight frame
Right connection bolt and nut 4, main beam 5, left attaching nut 6, left attachment spacers 7, left connection spring washer 8, right attaching nut 9, right company
Connection pad piece 10, right connection spring washer 11, left weight linear meter 12, left sleeve 13, right weight linear meter 14, right sleeve 15, left sleeve attaching nut
16, left sleeve connects spring washer 17, and left sleeve connects plain cushion 18, right sleeve connection nut 19, right sleeve connection spring washer 20, right sleeve
Connection plain cushion 21, the left connection bolt and nut 24 of lower beam, the right connection bolt and nut 25 of lower beam, left weight linear meter attaching nut 27,
Left weight linear meter attachment spacers 28, left weight linear meter connection spring washer 29, right weight linear meter attaching nut 30, right weight linear meter attachment spacers 31,
Right weight linear meter connects spring washer 32, left clump weight 22, right clump weight 23, counterweight frame 26, lower beam left connection board 33, the right company of lower beam
Fishplate bar 34, bottom beam left connection board 35, bottom beam right connection board 36, lower beam 37, bottom cross beam 38, counterweight frame vertical plate 39, counterweight frame is oblique
Connecting plate 40, counterweight frame attachment lug 41 form.
As shown in fig. 6, counterweight fixture and main clamp (referring to the connector for connecting integral wing tank with counterweight fixture) pass through
The right connection bolt and nut 1 of main beam, the left connection bolt and nut 2 of main beam, the left connection bolt and nut 3 of counterweight frame, the right company of counterweight frame
Connecting bolt nut 4 connects.Formation is connect with four, main clamp upper and lower, left and right point, and composition is stably connected with structure.
As a shown in Figure 6, left weight linear meter 12, right weight linear meter 14, left clump weight 22, right clump weight 23, counterweight frame 26 form
Whole counter weight construction, wherein counterweight frame 26 and main clamp pass through the left connection bolt and nut 3 of counterweight frame, the right connection bolt spiral shell of counterweight frame
Mother 4 connects.
As shown in Fig. 2, main beam 5 and counterweight frame 26 are connect by left weight linear meter 12 and right weight linear meter 14, wherein counterweight frame
26, which connect spring washer 29 by left weight linear meter attaching nut 27, left weight linear meter attachment spacers 28, left weight linear meter with left weight linear meter 12, connects
It connects；Counterweight frame 26 is connected with right weight linear meter 14 by right weight linear meter attaching nut 30, right weight linear meter attachment spacers 31, right weight linear meter
Spring washer 32 connects；Left sleeve attaching nut 16, left sleeve connect spring washer 17, and left sleeve connects plain cushion 18, and left sleeve 13 is mounted on
On left weight linear meter 12,13 downside of left sleeve contacts with each other with left clump weight 22, left 22 downside of clump weight and 26 phase mutual connection of counterweight frame
Touching realizes the fixed left clump weight 22 of extruding by tightening left sleeve attaching nut 16；Right sleeve connection nut 19, right sleeve connection
Spring washer 20, right sleeve connection plain cushion 21, right sleeve 15 are mounted on right weight linear meter 14.Right 15 downside of sleeve and right clump weight 23
It contacts with each other, right 23 downside of clump weight contacts with each other with counterweight frame 26, realizes that extruding is solid by tightening right sleeve connection nut 19
Fixed right clump weight 23.
As shown in Figure 1, main beam 5 and left weight linear meter 12 and right weight linear meter 14 pass through upper and lower two couples left attaching nuts 6 respectively,
Left attachment spacers 7, left connection spring washer 8, right attaching nut 9, right attachment spacers 10, right connection spring washer 11 are fixedly connected；Main beam 5
For channel steel structure, main beam is overlapped on the auricle of main clamp.The bottom of 5 channel steel of main beam is driveed there are four hole, 2 holes at both ends
Main beam 5 is connected on main clamp with the right connection bolt and nut 1 of main beam, main beam left connection bolt and nut 2 respectively.It is intermediate
2 holes install the left attaching nut 6 of lower a pair, left attachment spacers 7, left connection spring washer 8 and right attaching nut 9, right company respectively
Connection pad piece 10, right connection spring washer 11, respectively with left weight linear meter 12, right weight linear meter 14 is connected.
As illustrated in figures 4-5, counterweight frame 26 is by lower beam left connection board 33, lower beam right connection board 34, bottom beam left connection board
35, bottom beam right connection board 36, lower beam 37, bottom cross beam 38, counterweight frame vertical plate 39, counterweight frame inclined connection plate 40, the connection of counterweight frame
Auricle 41 forms overall structure；Lower beam 37, bottom cross beam 38 are composed of two channel steels respectively, and there are seams among two channel steels
Gap facilitates left weight linear meter 12, right weight linear meter 14 to pass through；Lower beam 37 is made of two channel steels, and medium design has gap, two slots
Steel is welded to form overall structure by lower beam left connection board 33 and lower beam right connection board 34；Bottom cross beam 38 is by two channel steel groups
At medium design has gap, and two channel steels are welded to form overall structure by bottom beam left connection board 35 and bottom beam right connection board 36；
Lower beam 37 and bottom cross beam 38 are by counterweight frame vertical plate 39, and counterweight frame inclined connection plate 40 is by being welded to form overall structure.
Counterweight frame 26 has symmetrical counterweight frame attachment lug 41, is opened on each counterweight frame attachment lug 41 there are two spiral shell
Keyhole, the right connection bolt and nut 4 of connecting hole, counterweight frame of the left connection bolt and nut 3 of a wherein Kong Weiyu counterweight frame for symmetrical member
Connecting hole.An other hole for symmetrical member be counterweight frame vertical plate 39, counterweight frame inclined connection plate 40 with the bolt of lower beam 37 connect
Hole.
Wherein, lower beam 37 passes through the left connection bolt and nut 24 of lower beam, the right connection bolt and nut 25 of lower beam and counterweight
Frame attachment lug 41 connects.
As Figure 2-3, left weight linear meter 12, right weight linear meter 14 are left and right symmetrical part.For the cylindrical-shaped structure with step,
The upper and lower ends of left weight linear meter 12, right weight linear meter 14 have screw thread；Weight linear meter threaded upper ends are used to install left attaching nut 6, the right side
Attaching nut 9, right attachment spacers 10, left sleeve attaching nut 16, right sleeve connection nut 19, weight linear meter lower thread are used to pacify
Fill left weight linear meter attaching nut 27, right weight linear meter attaching nut 30；Left sleeve 13, right sleeve 15 are left and right symmetrical part, are tubular
Structure, is separately mounted to left weight linear meter 12, on right weight linear meter 14.
Left clump weight 22 and right clump weight 23 are left and right symmetrical part, and left clump weight 22 is by muti-piece round pie structure composition.It is left
There is mounting hole among clump weight 22 and right clump weight 23, left clump weight 22 and right clump weight 23 are separately mounted to by the mounting hole
It on left weight linear meter 12, right weight linear meter 14, can move up, be limited to bottom offset by the step of left weight linear meter 12 and right weight linear meter 14
Constraint.
Left clump weight 22 and 23 quantity of right clump weight can be adjusted according to test situation.
Installation procedure: firstly, counterweight frame 26 is formed overall structure, lower beam 37, beam left connecting plate 33, lower beam are right
Connecting plate 34, bottom cross beam 38, counterweight frame vertical plate 39, counterweight frame inclined connection plate 40 and counterweight frame attachment lug 41 are integrally welded to one
It rises.
Secondly, installing left weight linear meter 12, on right weight linear meter 14 to counterweight frame 26, weight linear meter is needed guiding through between lower beam 37
The gap of gap, bottom cross beam 38；Left weight linear meter 12, right weight linear meter 14 are connected by left weight linear meter attaching nut 27, left weight linear meter respectively
Connection pad piece 28, left weight linear meter connection spring washer 29 and right weight linear meter attaching nut 30, right weight linear meter attachment spacers 31, right weight linear meter connect
Spring washer 32 is connect to be connected on counterweight frame 26.
Again, after installing respectively on left clump weight 22 and right clump weight 23 to left weight linear meter 12 and right weight linear meter 14, then
Left sleeve 13 is installed, on right sleeve 15 to left weight linear meter 12, right weight linear meter 14 respectively, then left sleeve attaching nut is installed respectively
16, left sleeve connection spring washer 17, left sleeve connection plain cushion 18 and right sleeve connection nut 19, right sleeve connection spring washer 20, right set
On cylinder connection plain cushion 21 to left weight linear meter 12 and right weight linear meter 14.
Finally, passing through a pair of left attaching nut 6, a left side respectively on installation main beam 5 to left weight linear meter 12 and right weight linear meter 14
Attachment spacers 7, left connection spring washer 8 and right attaching nut 9, right attachment spacers 10, the connection of right connection spring washer 11.
Counterweight clamp structure part passes through the right connection bolt and nut 1 of main beam, the left connection bolt spiral shell of main beam after being installed
Mother 2, the left connection bolt and nut 3 of counterweight frame, the right connection bolt and nut 4 of counterweight frame is connect with main clamp.
Above-described embodiment is only the explanation to the utility model, does not constitute limitations of the present invention.This field is general
It is within the protection scope of the present utility model to lead to any amplification, deformation that technical staff is done on the basis of the utility model.
Claims (8)
1. a kind of shaking counterweight fixture used in vibration test, the two sides of main clamp are symmetrically disposed on integral wing tank,
Be characterized in that: the counterweight fixture includes weight linear meter, counterweight frame and clump weight；Main cross is fixedly connected at the top of weight linear meter
Beam, main beam are connected and fixed with main clamp, and bottom is connected and fixed counterweight frame；Counterweight frame is connected and fixed with main clamp；On clump weight
Equipped with the through-hole across weight linear meter；Counterweight fixture is equal to axle power square is shaken with integral wing tank.
2. according to claim 1 shaking counterweight fixture used in vibration test, it is characterised in that: the weight linear meter is two
Root is symmetrically disposed between counterweight frame and main beam.
3. according to claim 1 shaking counterweight fixture used in vibration test, it is characterised in that: in the weight linear meter
Outside is socketed with sleeve, and the top of the bottom of sleeve and clump weight is against and being pressed on counterweight for clump weight by position-limit mechanism
On frame.
4. according to claim 3 shaking counterweight fixture used in vibration test, it is characterised in that: the position-limit mechanism is
Nut, nut be set to being threadedly engaged on weight linear meter.
5. according to claim 1 or 3 shaking counterweight fixture used in vibration test, it is characterised in that: in the counterweight
Step is provided on bar, for limit clump weight to bottom offset.
6. according to claim 1 shaking counterweight fixture used in vibration test, it is characterised in that: the counterweight frame is by cross
Beam, inclined connection plate, vertical plate form frame structure；Crossbeam includes bottom cross beam, lower beam, and the both ends of inclined connection plate and vertical plate connect respectively
Connect bottom cross beam, lower beam.
7. according to claim 6 shaking counterweight fixture used in vibration test, it is characterised in that: the crossbeam tiltedly connects
Fishplate bar, vertical plate are two, and are symmetrical arranged；Bottom cross beam, lower beam are connected and fixed by horizontal connecting plate, bottom cross beam it
Between, be provided between lower beam and to hold the gap that weight linear meter passes through, horizontal connecting plate position corresponding with gap is provided with appearance and matches
The through-hole that weight bar passes through.
8. according to claim 7 shaking counterweight fixture used in vibration test, it is characterised in that: the horizontal connecting plate
It is four pieces, two pieces of tops for being set to lower beam, remaining the two pieces bottoms for being set to bottom cross beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822053185.9U CN209382306U (en) | 2018-12-07 | 2018-12-07 | One kind shaking counterweight fixture used in vibration test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822053185.9U CN209382306U (en) | 2018-12-07 | 2018-12-07 | One kind shaking counterweight fixture used in vibration test |
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| Publication Number | Publication Date |
|---|---|
| CN209382306U true CN209382306U (en) | 2019-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822053185.9U Active CN209382306U (en) | 2018-12-07 | 2018-12-07 | One kind shaking counterweight fixture used in vibration test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109398754A (en) * | 2018-12-07 | 2019-03-01 | 江西洪都航空工业集团有限责任公司 | A kind of integral wing tank rolling vibration test counterweight fixture |
-
2018
- 2018-12-07 CN CN201822053185.9U patent/CN209382306U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109398754A (en) * | 2018-12-07 | 2019-03-01 | 江西洪都航空工业集团有限责任公司 | A kind of integral wing tank rolling vibration test counterweight fixture |
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