CN209570329U - A kind of stubborn de- test fixture of new type nut - Google Patents
A kind of stubborn de- test fixture of new type nut Download PDFInfo
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- CN209570329U CN209570329U CN201822197217.2U CN201822197217U CN209570329U CN 209570329 U CN209570329 U CN 209570329U CN 201822197217 U CN201822197217 U CN 201822197217U CN 209570329 U CN209570329 U CN 209570329U
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- type pedestal
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Abstract
The utility model relates to field of aerospace technology, and disclose a kind of stubborn de- test fixture of new type nut, including rigid mounting plate, lower positioning mechanism, upper positioning mechanism, four fixing bolts, two clamp systems and two grooves, the rigid mounting plate is between lower positioning mechanism and upper positioning mechanism, four fixing bolts are located at the top and lower section of rigid mounting plate, two clamp systems are located in the inner cavity of lower positioning mechanism and the inner cavity of upper positioning mechanism, and two grooves are separately positioned on the right side of lower positioning mechanism Yu upper positioning mechanism inboard.The utility model is by being split as lower positioning mechanism and upper positioning mechanism two parts for U-type groove tooling, it is extended at the top of lower positioning mechanism in the cavity that the inner cavity of positioning mechanism offers, the vertical distance between lower positioning mechanism and upper positioning mechanism is adjusted with this, for with can be adapted to for various sizes of rigid mounting plate, do not influence the accuracy that nut twists de- experiment.
Description
Technical field
The utility model relates to field of aerospace technology, specially a kind of new type nut twists de- test fixture.
Background technique
It is to be mounted on rigid mounting plate by that will test nut by rivet that nut, which twists de- experiment, passes through shouldered spiral shell
Bolt to nut test as defined in torque, whether detection separates with bracket in the torque lower nut, and nut assembly should not produce
The raw crackle for influencing to use and deformation realize the clamping problem of mounting plate for existing U-type groove tooling is installed.
It is rigid mounting plate according to twisting de- experimental standard GJB715.5-90 to require the de- test fixture main body of twisting of nut, and
Nut twists de- experiment and needs to complete on torsion tester, and U-type groove tooling is for installation in the stubborn de- test fixture of existing nut
Without scalability, the tight and slow low efficiency of clamping is required to the size of mounting plate.
Utility model content
The purpose of this utility model is to provide a kind of new type nuts to twist de- test fixture, and reaching U type groove tooling can be with
The distance between groove is freely adjusted, for the purpose applicable with various sizes of rigid mounting plate.
To achieve the above object, the utility model provides the following technical solutions: a kind of stubborn de- test fixture of new type nut, packet
Rigid mounting plate, lower positioning mechanism, upper positioning mechanism, four fixing bolts, two clamp systems and two grooves are included, it is described rigid
Property mounting plate between lower positioning mechanism and upper positioning mechanism, four fixing bolts be located at the top of rigid mounting plate with
Lower section, two clamp systems are located in the inner cavity of lower positioning mechanism and the inner cavity of upper positioning mechanism, and two grooves are set respectively
It sets on the right side of lower positioning mechanism and upper positioning mechanism inboard, the rigid mounting plate includes that first through hole and two second are logical
The center of rigid mounting plate is arranged in hole, the first through hole, and two the second through-holes are arranged at the perpendicular of rigid mounting plate
To middle position, and two the second through-holes are located at front side and the rear side of first through hole, and the lower positioning mechanism includes the first L
Type pedestal, electric telescopic rod, connection heelpiece, protruding block and two idler wheels, the electric telescopic rod are located at the first L type pedestal
Left side, and the right end of electric telescopic rod is connect with the middle position of the left side of the first L-type pedestal, the connection heelpiece are located at the
The top of one L-type pedestal, and be connected at the top of the bottom of connection heelpiece and the first L-type pedestal, the protruding block is located at connection
The top center position of heelpiece, and the bottom of protruding block is connected with connecting at the top of heelpiece, two idler wheels are located at
Top at left and right sides of first L-type pedestal, and the inboard of idler wheel is connected with the outer wall left and right sides for connecting heelpiece.
The upper positioning mechanism includes that the second L-type pedestal, cavity, depressed area, threaded rod and two slideways, the cavity are set
The bottom left in the second L-type pedestal is set, the middle position at the top of the inner wall of cavity, the threaded rod is arranged in the depressed area
It is connected positioned at the top center position of the second L-type chassis left side, and on the left of the right side of threaded rod and the second L-type pedestal,
Two slideways are located in cavity, and the left and right sides connection of the outer wall and cavity inner wall of two slideways, the clamp system
Including lifting block, connecting rod and arc clamping block, the connecting rod is located at the bottom middle position of lifting block, and the top of connecting rod
It is connect with the bottom of lifting block, the arc clamping block is located at the bottom of connecting rod, and the top center position of arc clamping block and company
The bottom of extension bar connects.
Preferably, the bottom of the second L-type pedestal is run through at the top of the first L-type pedestal, and extends to the second L-type pedestal
In the cavity being provided with.
Preferably, two idler wheels are connect with the inner wall of two slideways respectively far from one end of connection heelpiece, the first L-type
Pedestal is connect by two idler wheels with the second L-type pedestal.
Preferably, the inner wall of the depressed area is connected with rubber pad, and the size of depressed area and the size of depressed area are mutually fitted
Match.
Preferably, the connecting rod extends through the first L-type pedestal and the second L-type pedestal far from one end of lifting block, and
Extend to the top of the first L-type pedestal and the bottom of the second L-type pedestal.
Preferably, the top and bottom of the rigid mounting plate respectively with the groove that is provided at the top of the first L-type pedestal
The side for the groove being provided with the bottom of the second L-type pedestal is connected.
Preferably, the lateral length of the threaded rod and the furthest travel of electric telescopic rod are equal, and threaded rod is located at two
The longitudinally middle position of a fixing bolt.
Preferably, the rigid mounting plate is circular mounting plate, and the radian of the radian of arc clamping block and rigid mounting plate
It is adapted.
The utility model provides a kind of stubborn de- test fixture of new type nut.Have it is following the utility model has the advantages that
(1), the utility model is lower fixed by the way that U-type groove tooling is split as lower positioning mechanism and upper positioning mechanism two parts
It extends in the cavity that the inner cavity of positioning mechanism offers at the top of the mechanism of position, lower positioning mechanism and upper positioning is adjusted with this
Vertical distance between mechanism, for can be adapted to for various sizes of rigid mounting plate, do not influence nut and twist de- experiment
Accuracy.
(2), the utility model is by being provided through folder in the bottom of lower positioning mechanism and the top of upper positioning mechanism
Rigid mounting plate is fixed between lower positioning mechanism and upper positioning mechanism, so that clamp system by tight mechanism by arc clamping block
It cooperates with lower positioning mechanism, upper positioning mechanism, on the one hand enhances the adaptability of U-type groove tooling, on the other hand make nut
It twists in de- experiment, the positioning of rigid mounting plate is more accurate.
(3), idler wheel is fixedly mounted by the top of the left and right sides of the first L-type pedestal in the utility model, and idler wheel is located at sky
In the slideway that cavity wall is equipped with, so that the first L-type pedestal and the sliding before the second L-type pedestal are more smooth, while in sky
Protruding block is installed at the top of intracavitary setting depressed area, the first L-type pedestal, is constituted a simple limiting device, is further ensured that U
During type groove tooling clamps rigid mounting plate, additional injuries will not be caused to rigid mounting plate.
(4), the utility model by by fixing bolt by the right side of the first L-type pedestal and the second L-type pedestal be inserted into, and
Outer end is extended to be fixedly connected with torsion tester, further, by the fixed function of threaded rod and electric telescopic rod, so that
The connection of U-type groove tooling and torsion tester more fastens.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model right view；
Fig. 3 is the enlarged drawing in Fig. 1 at A；
Fig. 4 is the enlarged drawing in Fig. 1 at B；
Fig. 5 is the structural schematic diagram of embodiment one；
Fig. 6 is the structural schematic diagram of embodiment two.
In figure: 1 rigid mounting plate, 2 first through hole, 3 second through-holes, 4 lower positioning mechanisms, 401 first L-type pedestals, 402
Electric telescopic rod, 403 connection heelpieces, 404 protruding blocks, 405 idler wheels, positioning mechanism on 5,501 second L-type pedestals, 502 cavitys,
503 depressed areas, 504 threaded rods, 505 slideways, 6 fixing bolts, 7 clamp systems, 701 lifting blocks, 702 connecting rods, 703 circular arcs
Fixture block, 8 grooves.
Specific embodiment
As shown in figures 1 to 6, the utility model provides a kind of technical solution: a kind of stubborn de- test fixture of new type nut, including
Rigid mounting plate 1, lower positioning mechanism 4, the clamp system 7 of fixing bolt 6, two of upper positioning mechanism 5, four and two grooves 8, just
For property mounting plate 1 between lower positioning mechanism 4 and upper positioning mechanism 5, four fixing bolts 6 are located at rigid mounting plate 1
Top and lower section, two clamp systems 7 are located in the inner cavity of lower positioning mechanism 4 and the inner cavity of upper positioning mechanism 5, and two recessed
Slot 8 is provided with lower positioning mechanism 4 and the inboard right side of upper positioning mechanism 5 respectively, and rigid mounting plate 1 includes first through hole 2 and two
A second through-hole 3, first through hole 2 are provided with the center of rigid mounting plate 1, and two the second through-holes 3 are provided with rigid peace
The vertical middle position of loading board 1, and two the second through-holes 3 are located at front side and the rear side of first through hole 2, lower positioning mechanism 4
Including the first L-type pedestal 401, electric telescopic rod 402, connection heelpiece 403, protruding block 404 and two idler wheels 405, electric expansion
Bar 402 is located at the left side of the first L-type pedestal 401, and the left side of the right end of electric telescopic rod 402 and the first L-type pedestal 401
Middle position is fixedly connected, and connection heelpiece 403 is located at the top of the first L-type pedestal 401, and connects the bottom and the of heelpiece 403
The top of one L-type pedestal 401 is mutually bonded, and protruding block 404 is located at the top center position of connection heelpiece 403, and protruding block 404
Bottom is mutually be bonded with the top of connection heelpiece 403, and two idler wheels 405 are located at the top of 401 left and right sides of the first L-type pedestal
Portion, and the inboard of idler wheel 405 is fixedly connected with the outer wall left and right sides for connecting heelpiece 403.
Upper positioning mechanism 5 includes the second L-type pedestal 501, cavity 502, depressed area 503, threaded rod 504 and two slideways
505, cavity 502 is provided with the bottom left of the second L-type pedestal 501, and depressed area 503 is provided at the top of the inner wall of cavity 502
Middle position, threaded rod 504 are located at the top center position in the left side of the second L-type pedestal 501, and the right side of threaded rod 504 with
The left side of 2nd L type pedestal 501 is mutually welded, and two slideways 505 are located in cavity 502, and the outer wall of two slideways 505 and sky
It is fixedly connected at left and right sides of 502 inner wall of chamber, clamp system 7 includes lifting block 701, connecting rod 702 and arc clamping block 703, is connected
Extension bar 702 is located at the bottom middle position of lifting block 701, and the fixed company in the top of connecting rod 702 and the bottom of lifting block 701
It connects, arc clamping block 703 is located at the bottom of connecting rod 702, and the bottom of the top center position of arc clamping block 703 and connecting rod 702
Portion is fixedly connected, and the bottom of the second L-type pedestal 501 is run through at the top of the first L-type pedestal 401, and extends to the second L-type pedestal
In 501 cavitys 502 offered, the one end of two idler wheels 405 far from connection heelpiece 403 inner wall with two slideways 505 respectively
It is flexibly connected, the first L type pedestal 401 is flexibly connected by two idler wheels 405 with the second L-type pedestal 501, depressed area 503
Inner wall is bonded with rubber pad, and the size of depressed area 503 is adapted with the size of depressed area 503, and connecting rod 702 is far from lifting block
701 one end extends through the first L-type pedestal 401 and the 2nd L type pedestal 501, and extends to the top of the first L-type pedestal 401
With the bottom of the second L-type pedestal 501, top of the top and bottom of rigid mounting plate 1 respectively with the first L-type pedestal 401 is opened up
Some grooves 8 are connected with the side for the groove 8 that the bottom of the second L-type pedestal 501 offers, the lateral length of threaded rod 504
It is equal with the furthest travel of electric telescopic rod 402, and threaded rod 504 is located at the longitudinally middle position of two fixing bolts 6, just
Property mounting plate 1 be circular mounting plate, and the radian of arc clamping block 703 is adapted with the radian of rigid mounting plate 1.
Embodiment one:
As shown in figure 5, rigid mounting plate 1 is rectangular mounting plate, rigid mounting plate 1 includes first through hole 2 and two second
The middle position of rigid mounting plate 1 is arranged in through-hole 3, first through hole 2, and two the second through-holes 3 are arranged at rigid mounting plate 1
Vertical middle position, and two the second through-holes 3 are located at front side and the rear side of first through hole 2.
Embodiment two:
As shown in fig. 6, rigid mounting plate 1 is circular mounting plate, rigid mounting plate 1 includes first through hole 2 and four second
The middle position of rigid mounting plate 1 is arranged in through-hole 3, first through hole 2, and four the second through-holes 3 are arranged at rigid mounting plate 1
On, and four the second through-holes 3 are symmetrically distributed in 2 surrounding of first through hole.
When in use, rigid mounting plate 1 is put into the groove 8 offered between lower positioning mechanism 4 and upper positioning mechanism 5
In, it is being rolled by mobile first L-type pedestal 401 so that the first L-type pedestal 401 runs through the part into the second L-type pedestal 501
Under the action of wheel 405, smooth sliding, to adapt to the size of rigid mounting plate 1, then manpower presses lifting block 701 inwards, mentions
Pulling block 701 drives 703 phase of arc clamping block mobile close to the position of rigid mounting plate 1 by connecting rod 702, and by rigid installation
Plate 1 tightly clips, after completing being fixedly connected of rigid mounting plate 1 and lower positioning mechanism 4 and upper positioning mechanism 5, by lower localization machine
The threaded rod 504 being fixedly connected on the left of structure 4 is screwed on torsion tester, starts electric telescopic rod 402, electric telescopic rod 402
On into torsion tester in the fixed through-hole offered, finally by by fixing bolt 6 by lower positioning mechanism 4 and upper localization machine
The right end of structure 5 is screwed into, and that completes torsion tester and lower positioning mechanism 4 and upper positioning mechanism 5 is fixedly connected with installation.
It can to sum up obtain, the utility model is by being split as lower positioning mechanism 4 and upper positioning mechanism 5 two for U-type groove tooling
Point, in the cavity 502 that the inner cavity that the top of lower positioning mechanism 4 extends to positioning mechanism 5 offers, lower positioning is adjusted with this
Vertical distance between mechanism 4 and upper positioning mechanism 5, for can be adapted to for various sizes of rigid mounting plate 1, not shadow
The accuracy that nut twists de- experiment is rung, the utility model passes through the top in the bottom of lower positioning mechanism 4 and upper positioning mechanism 5
It is provided through clamp system 7, rigid mounting plate 1 is fixed on by lower positioning mechanism 4 and upper localization machine by arc clamping block 703
Between structure 5, so that clamp system 7 and lower positioning mechanism 4, upper positioning mechanism 5 cooperate, on the one hand enhance U-type groove tooling
Adaptability twists nut in de- experiment, and the positioning of rigid mounting plate 1 is more accurate, and the utility model passes through the
Idler wheel 405 is fixedly mounted in the top of the left and right sides of one L-type pedestal 401, and idler wheel 405 is located at the cunning that 502 inner wall of cavity is equipped with
In road 505, so that the first L-type pedestal 401 and the sliding before the second L-type pedestal 501 are more smooth, while in cavity 502
Depressed area 503 is set, and the top of the first L-type pedestal 401 installs protruding block 404, constitutes a simple limiting device, further
During guaranteeing that U-type groove tooling clamps rigid mounting plate 1, additional injuries will not be caused to rigid mounting plate 1, this is practical
It is novel by the way that fixing bolt 6 is inserted by the right side of the first L-type pedestal 401 and the second L-type pedestal 501, and extend to outer end
It is fixedly connected with torsion tester, further, by the fixed function of threaded rod 504 and electric telescopic rod 402, so that U-shaped
The connection of slot tooling and torsion tester more fastens.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence " including a reference structure ", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of new type nut twists de- test fixture, including rigid mounting plate (1), lower positioning mechanism (4), upper positioning mechanism (5),
Four fixing bolts (6), two clamp systems (7) and two grooves (8), it is characterised in that: the rigid mounting plate (1) is located at
Between lower positioning mechanism (4) and upper positioning mechanism (5), four fixing bolts (6) be located at the top of rigid mounting plate (1) with
Lower section, two clamp systems (7) are located in the inner cavity of lower positioning mechanism (4) and the inner cavity of upper positioning mechanism (5), and two recessed
Slot (8) is separately positioned on the right side of lower positioning mechanism (4) Yu upper positioning mechanism (5) inboard, and the rigid mounting plate (1) includes the
One through-hole (2) and two the second through-holes (3), first through hole (2) setting is in the center of rigid mounting plate (1), and two
Second through-hole (3) is arranged at the vertical middle position of rigid mounting plate (1), and two the second through-holes (3) are located at first
The front side of through-hole (2) and rear side, the lower positioning mechanism (4) include the first L-type pedestal (401), electric telescopic rod (402), connect
Heelpiece (403), protruding block (404) and two idler wheels (405) are connect, the electric telescopic rod (402) is located at the first L-type pedestal
(401) left side, and the right end of electric telescopic rod (402) is connect with the middle position of the left side of the first L-type pedestal (401),
Connection heelpiece (403) is located at the top of the first L-type pedestal (401), and connects the bottom and the first L-type bottom of heelpiece (403)
It is connected at the top of seat (401), the protruding block (404) is located at the top center position of connection heelpiece (403), and protruding block
(404) bottom is connected with connecting at the top of heelpiece (403), and two idler wheels (405) are located at the first L-type pedestal
(401) top at left and right sides of, and the inboard of idler wheel (405) is connected with the outer wall left and right sides for connecting heelpiece (403)；
The upper positioning mechanism (5) include the second L-type pedestal (501), cavity (502), depressed area (503), threaded rod (504) with
The bottom left in the second L-type pedestal (501) is arranged in two slideways (505), the cavity (502), and the depressed area (503) sets
The middle position at the top of the inner wall of cavity (502) is set, the threaded rod (504) is located at the top on the left of the second L-type pedestal (501)
Portion middle position, and be connected on the left of the right side of threaded rod (504) and the second L-type pedestal (501), two slideways
(505) it is located in cavity (502), and the outer wall of two slideways (505) is connect with the left and right sides of cavity (502) inner wall, it is described
Clamp system (7) includes that lifting block (701), connecting rod (702) and arc clamping block (703), the connecting rod (702) are located at lifting
The bottom middle position of block (701), and the top of connecting rod (702) is connect with the bottom of lifting block (701), the arc clamping block
(703) it is located at the bottom of connecting rod (702), and the bottom of the top center position of arc clamping block (703) and connecting rod (702) connects
It connects.
2. a kind of new type nut according to claim 1 twists de- test fixture, it is characterised in that: the first L-type pedestal
(401) bottom of the second L-type pedestal (501) is run through at top, and extends to the cavity that the second L-type pedestal (501) is provided with
(502) in.
3. a kind of new type nut according to claim 1 twists de- test fixture, it is characterised in that: two idler wheels
(405) one end far from connection heelpiece (403) is connect with the inner wall of two slideways (505) respectively, and the first L-type pedestal (401) is logical
Two idler wheels (405) are crossed to connect with the second L-type pedestal (501).
4. a kind of new type nut according to claim 1 twists de- test fixture, it is characterised in that: the depressed area (503)
Inner wall be connected with rubber pad, and the size of depressed area (503) is adapted with the size of depressed area (503).
5. a kind of new type nut according to claim 1 twists de- test fixture, it is characterised in that: the connecting rod (702)
One end far from lifting block (701) extends through the first L-type pedestal (401) and the second L-type pedestal (501), and extends to the first L
The bottom at the top of type pedestal (401) and the second L-type pedestal (501).
6. a kind of new type nut according to claim 1 twists de- test fixture, it is characterised in that: the rigid mounting plate
(1) top and bottom respectively with the groove (8) and the second L-type pedestal (501) that are provided at the top of the first L-type pedestal (401)
The side of groove (8) that is provided with of bottom be connected.
7. a kind of new type nut according to claim 1 twists de- test fixture, it is characterised in that: the threaded rod (504)
Lateral length it is equal with the furthest travel of electric telescopic rod (402), and threaded rod (504) is located at two fixing bolts (6)
Longitudinally middle position.
8. a kind of new type nut according to claim 1 twists de- test fixture, it is characterised in that: the rigid mounting plate
It (1) is circular mounting plate, and the radian of arc clamping block (703) is adapted with the radian of rigid mounting plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822197217.2U CN209570329U (en) | 2018-12-25 | 2018-12-25 | A kind of stubborn de- test fixture of new type nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822197217.2U CN209570329U (en) | 2018-12-25 | 2018-12-25 | A kind of stubborn de- test fixture of new type nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209570329U true CN209570329U (en) | 2019-11-01 |
Family
ID=68330926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822197217.2U Active CN209570329U (en) | 2018-12-25 | 2018-12-25 | A kind of stubborn de- test fixture of new type nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209570329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110441037A (en) * | 2018-12-25 | 2019-11-12 | 西安成立航空制造有限公司 | A kind of stubborn de- test fixture of new type nut |
-
2018
- 2018-12-25 CN CN201822197217.2U patent/CN209570329U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110441037A (en) * | 2018-12-25 | 2019-11-12 | 西安成立航空制造有限公司 | A kind of stubborn de- test fixture of new type nut |
| CN110441037B (en) * | 2018-12-25 | 2024-05-03 | 西安成立航空制造有限公司 | Nut screwing-off experiment tool |
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