CN209707243U - A kind of fixture and aircraft target ship compression test device - Google Patents
A kind of fixture and aircraft target ship compression test device Download PDFInfo
- Publication number
- CN209707243U CN209707243U CN201920372997.1U CN201920372997U CN209707243U CN 209707243 U CN209707243 U CN 209707243U CN 201920372997 U CN201920372997 U CN 201920372997U CN 209707243 U CN209707243 U CN 209707243U
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- pedestal
- fixture
- adjustment block
- grasping part
- load head
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Abstract
The application belongs to aircraft load test field more particularly to a kind of fixture and aircraft target ship compression test device；Fixture includes: pedestal, and the top setting of pedestal forms grasping part between two lug bosses, is provided with limiting section at the top of lug boss there are two lug boss；At least two pieces of elongated adjustment blocks can slide into grasping part along base side；Two pieces of postive stop baffles are removably disposed in the both ends end of the length direction of pedestal respectively, limit for the displacement along its length to adjustment block.The fixture and aircraft target ship compression test device of the application, can limit adjustment block by the limiting section on lug boss, to facilitate installing and using for fixture；In addition, passing through the limit of two sides postive stop baffle, so that clamping is more stable, safety is higher.
Description
Technical field
The application belongs to aircraft load test field more particularly to a kind of fixture and aircraft target ship compression test device.
Background technique
As new material technology is in the extensive use of aviation field, the stability test of product structure is proposed higher
It is required that；For the designing quality and structural reliability for ensuring Flight Vehicle Structure part, reliability simulation test must be carried out in the design phase,
Including siding compression test.
Currently, being production Special test fixture clamp assay part when most of aircraft target ship compression test；Fixture is usually
Arrangement needs to be arranged muti-piece adjustment block or adjustment gasket in fixture and testpieces contact position, to adjust with clamp assay part up and down
Left-right position, upper-lower height of whole testpieces etc., still, especially in the fixture installation process on top, due to gravity,
Muti-piece adjustment block or the installation for adjusting gasket are inconvenient, and are generally required multiple people and are coordinated to carry out；In addition, current fixture is in water
Square to be often without corresponding position limiting structure so that during compression test testpieces especially clamping part position be easy edge
Horizontal direction moving to bring security risk, and influences test result accuracy.
Thus, it is desirable to have a kind of technical solution overcomes or at least mitigates at least one drawbacks described above of the prior art.
Utility model content
At least one in order to solve the above-mentioned technical problem, this application provides a kind of fixtures and aircraft target ship compression test to fill
It sets.
In a first aspect, on load head, the fixture includes: for setting this application discloses a kind of fixture
Pedestal, offers bolt hole on the pedestal, and the bottom of the pedestal passes through against on the load head
First bolt is removably secured connection, and there are two elongated lug bosses for the top setting of the pedestal, and two described convex
Grasping part is formed between the portion of rising, the limit towards lug boss described in another is provided at the top of each described lug boss
Portion, has preset distance between two limiting sections, and the preset distance is greater than the thickness of testpieces to be held；
At least two pieces of elongated adjustment blocks, it is empty that the adjustment block can slide into the clamping along the base side
Between, and when the testpieces end to be held is arranged in the grasping part, the testpieces to be held and the limit
The distance between portion is less than the thickness of the adjustment block；
Two pieces of postive stop baffles, two pieces of postive stop baffles are removably disposed in the both ends end of the length direction of the pedestal respectively
Portion is limited for the displacement along its length to the adjustment block in the grasping part.
According at least one embodiment of the application, the postive stop baffle includes:
Bottom is limited, in the projection and the end face on one end end face of the length direction of the limit bottom in the pedestal
The bottom shape of the pedestal is identical；
At least one retention bead, the top of the limit bottom is arranged in the retention bead, for the clamping
The displacement along its length of adjustment block in space is limited.
According at least one embodiment of the application, the quantity of the retention bead is two, two limit convexes
The position risen on the limit bottom is identical as the position of two lug bosses on the base, two limit convexes
It rises and is carried out for the displacement along its length of the adjustment block respectively to testpieces two sides to be held described in the grasping part
Limitation.
According at least one embodiment of the application, spiral shell is offered on the both ends end face of the length direction of the pedestal
Pit, the postive stop baffle are removably fixed to the pedestal by the second bolt compatible with the threaded hole.
Second aspect, disclosed herein as well is a kind of aircraft target ship compression test devices, including setting symmetrical above and below is upper
It loads on head and lower load head, the bottom on the top on the upper load head and the lower load head is connected separately with
Load bar, it is described it is upper load head bottom and it is described it is lower load head on top be removably secured respectively be connected with it is above-mentioned
Described in any item fixtures.
At least there are following advantageous effects in the application:
The fixture and aircraft target ship compression test device of the application, can by the limiting section on lug boss to adjustment block into
Row limit, to facilitate installing and using for fixture；In addition, pass through the limit of two sides postive stop baffle, so that clamping is more stable, peace
Quan Xinggeng high.
Detailed description of the invention
The structural front view of fixture when Fig. 1 is the application not set postive stop baffle；
Fig. 2 is the structural front view of the application fixture；
Fig. 3 is the structural schematic diagram of the postive stop baffle of the application fixture；
Fig. 4 is the structural side view of the application fixture；
Fig. 5 is the use state diagram of the application aircraft target ship compression test device.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application implementation clearer, below in conjunction in the embodiment of the present application
Attached drawing, technical solutions in the embodiments of the present application is further described in more detail.In the accompanying drawings, identical from beginning to end or class
As label indicate same or similar element or element with the same or similar functions.Described embodiment is the application
A part of the embodiment, instead of all the embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to use
In explanation the application, and it should not be understood as the limitation to the application.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without creative efforts, shall fall in the protection scope of this application.Under
Face is described in detail embodiments herein in conjunction with attached drawing.
In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of description the application and simplifies description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the application
The limitation of range.
1 to Fig. 5 the fixture and aircraft target ship compression test device of the application are done further specifically with reference to the accompanying drawing
It is bright.
In a first aspect, this application discloses a kind of fixtures；Fixture is arranged on the load head of corresponding experimental rig；Specifically
Ground, fixture may include the components such as pedestal 11, adjustment block 2 and postive stop baffle 3.
As shown in Figure 1, pedestal 11 is in cuboid, runs through on pedestal 11 and offer bolt hole, the quantity of bolt hole and position
Set identical as the bolt hole on compatible load head, the bottom of pedestal 11 passes through the first spiral shell against on load head
Bolt 12 is removably secured connection.
Further, the top setting of pedestal 11 is there are two elongated lug boss 13, shape between two lug bosses 13
At the grasping part of rectangular in cross-section；In addition, being provided with the limit towards another lug boss 13 at the top of each lug boss 13
Position portion 14 has preset distance between two limiting sections 14, and preset distance is greater than the thickness of testpieces to be held, to not influence
Treat the test of clamp assay part.It should be noted that the limiting section 14 on lug boss 13 and lug boss 13 on pedestal 11,
It can be using a variety of suitable fixed form settings, such as welding, bolt or integrated molding etc., in the present embodiment, to improve
The integral strength of pedestal 11, preferably pedestal 11, lug boss 13 and limiting section 14 are integrally formed component.
Adjustment block 2 can use a variety of suitable shape and structures, be preferably strip in the present embodiment；Adjustment block 2 can
Grasping part is slid into and (slides into along the left and right directions of diagram direction shown in Fig. 4) along 11 side of pedestal, in addition, the number of adjustment block 2
Amount is at least two pieces, can according to need the suitable quantity of selection, thus the tight test to be held that folder is extend into grasping part
The end of part；Further, when testpieces end to be held setting clamped in grasping part when, testpieces to be held with
The distance between limiting section 14 is less than the thickness of adjustment block 2, so that adjustment block 2 will not be from testpieces to be held and limiting section
It is fallen in gap between 14, to facilitate fixture to treat the installation clamping of clamp assay part.
The quantity of postive stop baffle 3 is two pieces；As shown in Figure 2 and Figure 4, two pieces of postive stop baffles 3 are removably disposed bottom respectively
The both ends end of the length direction (i.e. the left and right directions of diagram direction shown in Fig. 4) of seat 11, for the adjustment in grasping part
The displacement along its length of block 2 is limited.
Further, as shown in figure 3, postive stop baffle 3 may include limit bottom 31 and retention bead 32.
Limit projection and the bottom of the end face upper bed-plate 11 of the bottom 31 on one end end face of the length direction of pedestal 11
Shape is identical, that is to say that limit bottom 31 can be bonded with being completely coincident with the bottom of pedestal 11.
The quantity of retention bead 32 is at least one retention bead 32；The top of limit bottom 31 is arranged in retention bead 32
Portion, and it is located at grasping part length direction two sides, so as to the displacement along its length to the adjustment block 2 in grasping part
It is limited.Similarly, limit bottom 31 and retention bead 32 can be arranged using a variety of suitable fixed forms, the present embodiment
In be preferably integrally formed component.
Further, as shown in figure 3, in the present embodiment, preferably the quantity of retention bead 32 is two, two retention beads
32 position on limit bottom 31 is identical as the position of two lug bosses 13 on the pedestal 11, so as to pass through two limits
Protrusion 32 respectively limits the displacement along its length of the adjustment block 2 of testpieces to be held in grasping part two sides.
Further, as shown in figs. 1 and 3, it in the present embodiment, is preferably opened on the both ends end face of the length direction of pedestal 11
If opening up bolt hole there are two symmetrical threaded hole 15 on postive stop baffle 3, passing through second bolt 33 compatible with threaded hole 15
Postive stop baffle 3 is removably fixed to pedestal 11.
Second aspect, as shown in figure 5, this application discloses a kind of aircraft target ship compression test devices；Aircraft target ship compression
Experimental rig may include symmetrical above and below is arranged 42 on upper load head 41 and lower load head；Wherein, upper load head 41
Top and lower load head on 42 bottom (preferably weld) is fixedly connected with one end of load bar 43 respectively, load bar 43
The other end is connected with the loading mechanism (not shown) being adapted to, such as pressurized strut.
Further, on the bottom and lower load head on upper load head 41 42 the top company of being removably secured respectively
It is connected to above-mentioned fixture.In the present embodiment, 42 on upper load head 41 and lower load head on through offering bolt hole, thus
Company is removably secured with corresponding fixture by upper load head 41, lower load head 42 by compatible first bolt 12
It connects.
In conclusion the fixture and aircraft target ship compression test device of the application, can pass through the limit on lug boss 13
Portion 14 limits adjustment block 2, to facilitate installing and using for fixture；In addition, passing through the limit of two sides postive stop baffle 3, make
It must clamp more stable, safety is higher.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Within the technical scope of the present application, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
Cover within the scope of protection of this application.Therefore, the protection scope of the application should be with the scope of protection of the claims
It is quasi-.
Claims (5)
1. a kind of fixture, setting is on load head, which is characterized in that the fixture includes:
Pedestal (11), offers bolt hole on the pedestal (11), and the bottom of the pedestal (11) is against to the load head
On, and it is removably secured connection by the first bolt (12), there are two elongated for the top setting of the pedestal (11)
Lug boss (13) forms grasping part between two lug bosses (13), the setting at the top of each described lug boss (13)
There is the limiting section (14) towards lug boss described in another (13), there is preset distance, institute between two limiting sections (14)
State the thickness that preset distance is greater than testpieces to be held；
At least two pieces of elongated adjustment blocks (2), the adjustment block (2) can slide into the folder along the pedestal (11) side
Hold space, and when the testpieces end to be held is arranged in the grasping part, the testpieces to be held with it is described
The distance between limiting section (14) is less than the thickness of the adjustment block (2)；
Two pieces of postive stop baffles (3), two pieces of postive stop baffles (3) are removably disposed in the length side of the pedestal (11) respectively
To both ends end, limited for the displacement along its length to the adjustment block (2) in the grasping part.
2. fixture according to claim 1, which is characterized in that the postive stop baffle (3) includes:
Limit bottom (31), the projection on one end end face of the length direction of limit bottom (31) in the pedestal (11) with
The bottom shape of the pedestal (11) is identical on the end face；
At least one retention bead (32), the retention bead (32) setting at the top of limit bottom (31), for pair
The displacement along its length of adjustment block (2) in the grasping part is limited.
3. fixture according to claim 2, which is characterized in that the quantity of the retention bead (32) is two, two institutes
Position and two lug bosses (13) of the retention bead (32) on limit bottom (31) are stated on the pedestal (11)
Position it is identical, two retention beads (32) are used for respectively to testpieces two sides to be held described in the grasping part
The displacement along its length of adjustment block (2) is limited.
4. fixture according to claim 1 to 3, which is characterized in that at the both ends of the length direction of the pedestal (11)
It is offered on end face threaded hole (15), the postive stop baffle (3) passes through the second bolt compatible with the threaded hole (15)
(33) pedestal (11) are removably fixed to.
5. a kind of aircraft target ship compression test device, which is characterized in that including setting symmetrical above and below in upper load head (41) and
On lower load head (42), the bottom of (42) is separately connected on the top of upper load head (41) and the lower load head
Have load bar (43), the bottom of upper load head (41) and the lower top difference for loading (42) on head are removably
It is fixedly connected with fixture according to any one of claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920372997.1U CN209707243U (en) | 2019-03-22 | 2019-03-22 | A kind of fixture and aircraft target ship compression test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920372997.1U CN209707243U (en) | 2019-03-22 | 2019-03-22 | A kind of fixture and aircraft target ship compression test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209707243U true CN209707243U (en) | 2019-11-29 |
Family
ID=68645236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920372997.1U Active CN209707243U (en) | 2019-03-22 | 2019-03-22 | A kind of fixture and aircraft target ship compression test device |
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| Country | Link |
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| CN (1) | CN209707243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460332A (en) * | 2021-07-10 | 2021-10-01 | 中国飞机强度研究所 | Dynamic compression test device for energy absorption structure |
-
2019
- 2019-03-22 CN CN201920372997.1U patent/CN209707243U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460332A (en) * | 2021-07-10 | 2021-10-01 | 中国飞机强度研究所 | Dynamic compression test device for energy absorption structure |
| CN113460332B (en) * | 2021-07-10 | 2023-09-22 | 中国飞机强度研究所 | Dynamic compression test device for energy absorption structure |
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