CN109738300A - A kind of curved scissors combination test apparatus of pin shaft base part - Google Patents

A kind of curved scissors combination test apparatus of pin shaft base part Download PDF

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Publication number
CN109738300A
CN109738300A CN201811293424.6A CN201811293424A CN109738300A CN 109738300 A CN109738300 A CN 109738300A CN 201811293424 A CN201811293424 A CN 201811293424A CN 109738300 A CN109738300 A CN 109738300A
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CN
China
Prior art keywords
pin shaft
circular hole
base part
pin
mounting body
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Granted
Application number
CN201811293424.6A
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Chinese (zh)
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CN109738300B (en
Inventor
樊俊铃
陈先民
庞宝才
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AVIC Aircraft Strength Research Institute
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AVIC Aircraft Strength Research Institute
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Priority to CN201811293424.6A priority Critical patent/CN109738300B/en
Publication of CN109738300A publication Critical patent/CN109738300A/en
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Publication of CN109738300B publication Critical patent/CN109738300B/en
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Abstract

The invention discloses a kind of curved scissors combination test apparatus of pin shaft base part, the first circular hole is provided at the top of mounting body, mounting body either side is provided with the second circular hole, the another side opposite with side where the second circular hole is provided with third circular hole, U-shaped loading axis end passes through the first circular hole and is vertically set on inside mounting body, pin shaft is set on third circular hole, pin shaft ends pass through pin sleeve and third circular hole is horizontally set on inside mounting body, the U-shaped loading axis end is provided with card slot, U-shaped loading axis is stuck on pin shaft ends by card slot, the configuration of the present invention is simple, convenient for centering, it is convenient to dismount, it is safe and reliable, curved scissors combined load effectively can be applied to pin shaft base part, and convenient for observation pin shaft unit status, simultaneously, test load and control precision can be improved in the present invention, guarantee examination The reliability of result is tested, provides support for the force analysis of pin shaft base part, design and verifying.

Description

A kind of curved scissors combination test apparatus of pin shaft base part
Technical field
The present invention relates to technical field engineering structure experimental technique field more particularly to a kind of curved scissors groups of pin shaft base part Close experimental rig.
Background technique
Pin shaft base part is the key that Aeronautics and Astronautics, one of load bearing component in navigation and Vehicle Engineering, actual use In, the stress form of the base part is complicated, often bears the load of curved scissors combining form simultaneously, seriously affects the peace of engineering structure Full property and stability.Existing experimental rig is mainly used for studying static strength performance of the base part under curved scissors combination, and And inconvenient centering is installed, the defects of stress has deviation and there are security risks.In response to this problem, it is desirable to provide a kind of knot Structure is simple, clamping is convenient, using safe pin shaft base part curved scissors combination test apparatus, and the device was both achievable to pin shaft class portion The curved scissors of part combines load, determines the intensity and failure mode of the base part, and can carry out fatigue test load to the base part, Support is provided for its life appraisal.
Summary of the invention
The purpose of the present invention: it proposes a kind of curved scissors combination test apparatus of pin shaft base part, can be tried by servo-hydraulic The machine of testing is effectively tested the curved scissors intensity and failure mode of the pin shaft base part of different intensity grades, it can also be used to the base part Experiment on fatigue properties provides support for the force analysis and design of pin shaft base part.
Technical solution of the present invention:
A kind of curved scissors combination test apparatus of pin shaft base part, including pin shaft component, pin sleeve, U-shaped loading axis, pin shaft are tight Fixing bolt and mounting body, the mounting body top are provided with the first circular hole, the mounting body either side setting There is the second circular hole, the another side opposite with side where the second circular hole is provided with third circular hole, the U-shaped loading axis end It is vertically set on inside mounting body across the first circular hole, the pin shaft is set on third circular hole, the bearing pin portion Part end passes through pin sleeve and third circular hole is horizontally set on inside mounting body, and it is tight that the pin sleeve is internally provided with pin shaft Fixing bolt, the U-shaped loading axis end are provided with card slot, and the U-shaped loading axis is stuck on pin shaft ends by card slot.
The mounting body bottom is provided with plate clamping end.
The pin sleeve inner surface is provided with internal screw thread.
The third circular is provided with several installation apertures, and the pin sleeve is solid by the bolt of several M10 It is scheduled on installation aperture.
Beneficial effects of the present invention: it proposes a kind of curved scissors combination test apparatus of pin shaft base part, is set at the top of mounting body It is equipped with the first circular hole, mounting body either side is provided with the second circular hole, the another side opposite with side where the second circular hole It is provided with third circular hole, U-shaped loading axis end passes through the first circular hole and is vertically set on inside mounting body, and pin shaft is set on the On three circular holes, pin shaft ends pass through pin sleeve and third circular hole is horizontally set on inside mounting body, the U-shaped loading axis End is provided with card slot, and U-shaped loading axis is stuck on pin shaft ends by card slot, the configuration of the present invention is simple, convenient for centering, tear open Fill it is convenient, safe and reliable, can effectively to pin shaft base part apply curved scissors combined load, and convenient for observation bearing pin portion Part state, meanwhile, test load and control precision can be improved in the present invention, and the reliability of guarantee test result is pin shaft base part Force analysis, design and verifying support is provided, furthermore, the present invention facilitates the installation, test and inspection of pin shaft component, and improves Test safety reduces cost of labor, improves test efficiency and simultaneously guarantees safety.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is side view of the present invention；
Fig. 3 is mounting body schematic diagram one of the present invention；
Fig. 4 is mounting body schematic diagram two of the present invention；
Fig. 5 is pin shaft fastening bolt structure schematic diagram of the present invention；
Fig. 6 is the U-shaped loading axis structural schematic diagram of the present invention；
Fig. 7 is inventive pin axle sleeve structure schematic diagram；
Fig. 8 is inventive pin shaft member structural schematic diagram；
It is identified in figure: 1, U-shaped loading axis, 2, mounting body, 3, pin sleeve, 4, pin shaft fastening bolt, 5, pin shaft component, 6, First circular hole, the 7, second circular hole, 8, third circular hole, 9, installation aperture, 10, plate clamping end.
Specific embodiment
The present invention is further introduced with reference to the accompanying drawing, a kind of curved scissors group of pin shaft base part of the present invention Close experimental rig, including pin shaft component 5, pin sleeve 3, U-shaped loading axis 1, pin shaft fastening bolt 4 and mounting body 2, the peace It is provided with the first circular hole 6 at the top of dress main body 2,2 either side of mounting body is provided with the second circular hole 7, for observing pin The damage of shaft member 5, deformation state, the another side opposite with 7 place side of the second circular hole is provided with third circular hole 8, described 1 end of U-shaped loading axis pass through the first circular hole 6 and be vertically set on inside mounting body 2, the pin sleeve 3 is arranged in third On circular hole 8,5 end of pin shaft component passes through pin sleeve 3 and third circular hole 8 is horizontally set on inside mounting body 2, described Pin sleeve 3 be internally provided with pin shaft fastening bolt 4, for pin shaft component 5 to be fixed in pin sleeve 3, the U-shaped loading axis 1 end is provided with card slot, and the U-shaped loading axis 1 is stuck on 5 end of pin shaft component by card slot, convenient for applying mission payload It is tested.
Mounting body 2 is held on the upper grip of testing machine, and 2 bottom of mounting body is provided with plate clamping end 10, Lower collet for testing machine clamps plate clamping end 10, it is ensured that installation ontology 2 is fixed, adjusts convenient for centering of the invention, U Type loading axis 1 is used to apply the load of curved scissors combining form.
3 inner surface of pin sleeve is provided with internal screw thread, in order to which pin shaft fastening bolt 4 is screwed into, fixed pin shaft component 5, pin shaft component 5 deviates when preventing test from loading.
Several installation apertures 9 are provided with around the third circular hole 8, the pin sleeve 3 passes through the bolt of several M10 It is fixed on installation aperture 9.
The configuration of the present invention is simple is convenient for centering, dismounting convenient, safe and reliable, can effectively apply to pin shaft component 5 Add curved scissors combined load, and convenient for observation 5 state of pin shaft component, meanwhile, test load and control precision can be improved in the present invention, The reliability of guarantee test result provides support for the force analysis of pin shaft component 5, design and verifying, furthermore, the present invention is convenient Installation, test and the inspection of pin shaft component 5, and test safety is improved, cost of labor is reduced, test efficiency is improved and guarantees Safety.

Claims (4)

1. a kind of curved scissors combination test apparatus of pin shaft base part, it is characterised in that: including pin shaft component (5), pin sleeve (3), U Type loading axis (1), pin shaft fastening bolt (4) and mounting body (2), the mounting body (2) top are provided with the first circular hole (6), the mounting body (2) either side is provided with the second circular hole (7), and opposite with side where the second circular hole (2) is another One side is provided with third circular hole (8), and U-shaped loading axis (1) end passes through the first circular hole (6) and is vertically set on installation master Body (2) is internal, and the pin sleeve (3) is arranged on third circular hole (8), and pin shaft component (5) end passes through pin sleeve (3) and third circular hole (8) is horizontally set on mounting body (1) inside, and the pin sleeve (3) is internally provided with pin shaft fastening spiral shell Bolt (4), U-shaped loading axis (1) end are provided with card slot, and the U-shaped loading axis (1) is stuck in pin shaft component by card slot (5) on end.
2. a kind of curved scissors combination test apparatus of pin shaft base part according to claim 1, it is characterised in that: the peace Dress main body (2) bottom is provided with plate clamping end (10).
3. a kind of curved scissors combination test apparatus of pin shaft base part according to claim 1, it is characterised in that: the pin Axle sleeve (3) inner surface is provided with internal screw thread.
4. a kind of curved scissors combination test apparatus of pin shaft base part according to claim 1, it is characterised in that: described Several installation apertures (9) are provided with around three circular holes (8), the pin sleeve (3) is fixed on installation by the bolt of several M10 On aperture (9).
CN201811293424.6A 2018-10-31 2018-10-31 Bending shear combined test device for pin shaft type components Active CN109738300B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811293424.6A CN109738300B (en) 2018-10-31 2018-10-31 Bending shear combined test device for pin shaft type components

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811293424.6A CN109738300B (en) 2018-10-31 2018-10-31 Bending shear combined test device for pin shaft type components

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CN109738300A true CN109738300A (en) 2019-05-10
CN109738300B CN109738300B (en) 2022-03-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111879629A (en) * 2020-07-15 2020-11-03 青岛征和工业股份有限公司 Multifunctional pin shaft performance detection device

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN111879629A (en) * 2020-07-15 2020-11-03 青岛征和工业股份有限公司 Multifunctional pin shaft performance detection device
CN111879629B (en) * 2020-07-15 2024-02-13 青岛征和工业股份有限公司 Multifunctional pin shaft performance detection device

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