CN106986047B - A kind of stryctyrak test load tension and compression conversion equipment - Google Patents
A kind of stryctyrak test load tension and compression conversion equipment Download PDFInfo
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- CN106986047B CN106986047B CN201710178352.XA CN201710178352A CN106986047B CN 106986047 B CN106986047 B CN 106986047B CN 201710178352 A CN201710178352 A CN 201710178352A CN 106986047 B CN106986047 B CN 106986047B
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Abstract
This application involves a kind of stryctyrak test load tension and compression conversion equipment, including inner cylinder, fixed pin shaft, outer cylinder, trough of belt scroll wheel and load-bearing wires；One end of inner cylinder is equipped with aperture, has multiple first grooves being uniformly arranged along inner cylinder axis on the other end barrel of inner cylinder, the scroll wheel of trough of belt is fixed in the first groove；It is equipped with shallow slot and the second groove on outer cylinder, shallow slot is uniformly arranged along the axis of outer cylinder and is multiple, and shallow slot is located at the inner surface of outer cylinder, and the second groove is identical as shallow slot quantity and the second groove is located at the inner surface of outer cylinder；Fixed pin shaft is fixed in the second groove, and load-bearing wires one end is connected to fixed pin shaft, the load-bearing wires other end along shallow slot, be pierced by around the scroll wheel of trough of belt from aperture and be connected to hydraulic actuator, inner cylinder or outer cylinder is any fixes with fixture.A kind of stryctyrak test load tension and compression conversion equipment of the application can be realized and apply real load load to curved-surface structure, small space, and easy to implement, at low cost, reliable operation.
Description
Technical field
The application belongs to aircraft structure strength test field more particularly to a kind of stryctyrak test load tension and compression converting means
It sets.
Background technique
In the stryctyrak test of aircraft, some hyperboloid testpieces (antenna radar cover on such as aircraft) is applied and is carried
When lotus, it is each apply point loading direction be the point curved surface normal direction, will increase the hydraulic arrangement difficulty for making cylinder and conversion draw,
The difficulty of compressive load device.In addition, for some testpieces (such as aircraft fuselage interior structure) being present in enclosure space, meeting
Leading system directly can not apply drawing, compressive load or the workload for increasing arrangement load bringing device using hydraulic actuator.
Summary of the invention
Apply for content
The purpose of the application is to provide a kind of stryctyrak test load tension and compression conversion equipment, and it is strong to solve current aircaft configuration
The problems such as loading device arrangement of loading Position is difficult in degree test or reduces the workload of arrangement apparatus.
In order to achieve the above objectives, the application the technical solution adopted is that: a kind of stryctyrak test load tension and compression converting means
Set, including inner cylinder, fixed pin shaft, outer cylinder, trough of belt scroll wheel and load-bearing wires；One end of the inner cylinder is equipped with aperture, inside
There are multiple first grooves being uniformly arranged along inner cylinder axis on the other end barrel of cylinder, is fixed with trough of belt in first groove
Scroll wheel；Be equipped with shallow slot and the second groove on the outer cylinder, the shallow slot be uniformly arranged along the axis of outer cylinder and be it is multiple,
And the shallow slot is located at the inner surface of outer cylinder, second groove is identical as shallow slot quantity and the second groove is located at the interior table of outer cylinder
Face；Fixed pin shaft is fixed in second groove, and described load-bearing wires one end is connected to fixed pin shaft, the load-bearing wires other end
Across shallow slot, it is pierced by around the scroll wheel of trough of belt from aperture and is connected to pressurized strut, inner cylinder or outer cylinder is any fixes with fixture.
Further, the quantity of first groove is identical as the quantity of the second groove.
Further, the quantity of first groove is two.
Further, the section of the inner cylinder and the section of outer cylinder are rectangle.
A kind of stryctyrak test load tension and compression conversion equipment of the application, which can be realized, applies reality to curved-surface structure, small space
Load load, and easy to implement, at low cost, reliable operation.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application
Example, and together with specification it is used to explain the principle of the application.
Fig. 1 is that a kind of stryctyrak test load of the application draws, presses conversion device structure schematic diagram；
Fig. 2 is the top view that conversion equipment was drawn, pressed to a kind of stryctyrak test load of the application；
Wherein, 1- inner cylinder, 2- fixed pin shaft, 3- outer cylinder, the scroll wheel of 4- trough of belt, 5- load-bearing wires, 11- aperture, 12-
One groove, 21- shallow slot, the second groove of 22-.
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.Embodiment below with reference to attached drawing description is exemplary type, it is intended to be used
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 under the premise of not making the labour of creation type, 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.
As shown in Figures 1 and 2, a kind of stryctyrak test load tension and compression conversion equipment of the application includes inner cylinder 1, outer cylinder
3, the scroll wheel 4 and load-bearing wires 5 of fixed pin shaft 2, trough of belt.In the present embodiment, the cross sectional shape of outer cylinder 3 and inner cylinder 1 is square
Shape, and the quantity of the first groove 12, shallow slot 21 and the second groove 22 is two, but it should be noted that outer cylinder 3 and inner cylinder 1
Section can also be circle, and the quantity of the first groove 12, shallow slot 21 and the second groove 22 may be other quantity, such as 4, this
Rectangular section and number of recesses in embodiment, which are two, can play best effect.The edge on the opposite two sides in 3 inside of outer cylinder
Axis is provided with the second groove 22 and shallow slot 21, and load-bearing wires 5 are fixed in the second groove 22 of outer cylinder 3 by fixed pivot pin 2；It is interior
1 bottom of cylinder (based on orientation in figure) is also provided with the first groove 12 along axis on two opposite faces, is equipped with one at the top of inner cylinder 1
Aperture 11 has been respectively mounted the scroll wheel 4 of trough of belt on two the first notches 12, and load-bearing wires 5 bypass the scroll wheel 4 of trough of belt, by
The aperture 11 at 1 top of inner cylinder is drawn to be connect with simultaneously hydraulic actuator (being not drawn into figure)；Inside and outside cylinder underrun attachment device is equal
Point connection can be applied with the load of testpieces；Inside and outside cylinder all can be used as movable part or fixing piece, when pressure loading to be applied,
Inner cylinder 1 can be fixed, load-bearing wires 5 is drawn with hydraulic actuator, outer cylinder 3 is caused to move forward, pressure is applied to testpieces；Work as fixation
When outer cylinder 3, load-bearing wires 5 are drawn with hydraulic actuator, inner cylinder 1 is caused to move backward, pulling force is applied to testpieces.
Four of four outer surfaces of the inner cylinder 1 of the stryctyrak test load tension and compression conversion equipment of the application and outer cylinder 3
Inner surface be axially moveable two rectangular sleeves can only with moveable faying face is combined into.On load-bearing wires 5 and outer cylinder 3
Fixed pin shaft 2 connects and the scroll wheel 4 of the trough of belt around the trough of belt on inner cylinder 1, is finally synthesizing a steel wire by 1 top of inner cylinder
Aperture 11 draw, then connect with hydraulic actuator, the course of work are as follows:
1) when fixed inner cylinder 1, the pulling force of hydraulic actuator passes to outer cylinder 3 by load-bearing wires 5, push outer cylinder 3 to
Preceding movement applies pressure to testpieces；When fixed outer cylinder 3, the pulling force of hydraulic actuator passes to inner cylinder by load-bearing wires 5
1, it pushes inner cylinder 1 to move backward, pulling force is applied to testpieces；
2) clean and tidy, load-bearing wires 5,2 and of fixed pin shaft outside the stryctyrak test load tension and compression conversion equipment of the application
The scroll wheel 4 of the trough of belt of trough of belt is arranged in inside whole device；
3) whole device can be installed at testing site by external test fixture (being not drawn into figure), is only needed by whole device
Pressure, drawing load, reduce the limitation of test operation space, reduce when can be to testpieces by one value of thrust of input of load-bearing wires 5
The workload that experiment loading unit changes the outfit.
The tensile compression test load tension and compression converter of the application, it is compact structure, simple, it is easily operated, it can be used in small space
Real test load load is applied to testpieces.
The above, the only optimal specific embodiment of the application, but the protection scope of the application is not limited thereto,
Within the technical scope of the present application, any changes or substitutions that can be easily thought of by anyone skilled in the art,
Should all it cover within the scope of protection of this application.Therefore, the protection scope of the application should be with the protection model of the claim
Subject to enclosing.
Claims (4)
1. a kind of stryctyrak test load tension and compression conversion equipment, which is characterized in that including inner cylinder (1), fixed pin shaft (2), outer
The scroll wheel (4) and load-bearing wires (5) of cylinder (3), trough of belt；One end of the inner cylinder (1) is equipped with aperture (11), in the another of inner cylinder
There are multiple first grooves (12) being uniformly arranged along inner cylinder axis on the barrel of end, is fixed with trough of belt in first groove (12)
Scroll wheel (4)；Shallow slot (21) and the second groove (22), axis of the shallow slot (21) along outer cylinder are equipped on the outer cylinder (3)
Line is uniformly arranged and is multiple, and the shallow slot (21) is located at the inner surface of outer cylinder (3), second groove (22) and shallow slot number
Measure the inner surface that identical and the second groove (22) is located at outer cylinder (3)；Fixed pin shaft (2) is fixed in second groove (22),
Described load-bearing wires (5) one end is connected to fixed pin shaft (2), load-bearing wires (5) other end along shallow slot (21), around trough of belt
Scroll wheel (4) is pierced by from aperture (11) and is connected to hydraulic actuator, inner cylinder (1) or outer cylinder (3) is any fixes with fixture.
2. stryctyrak test load tension and compression conversion equipment according to claim 1, which is characterized in that first groove
(12) quantity is identical as the quantity of the second groove (22).
3. stryctyrak test load tension and compression conversion equipment according to claim 1, which is characterized in that first groove
(12) quantity is 2.
4. stryctyrak test load tension and compression conversion equipment according to claim 1, which is characterized in that the inner cylinder (1)
Section and the section of outer cylinder (3) be rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710178352.XA CN106986047B (en) | 2017-03-23 | 2017-03-23 | A kind of stryctyrak test load tension and compression conversion equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710178352.XA CN106986047B (en) | 2017-03-23 | 2017-03-23 | A kind of stryctyrak test load tension and compression conversion equipment |
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| Publication Number | Publication Date |
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| CN106986047A CN106986047A (en) | 2017-07-28 |
| CN106986047B true CN106986047B (en) | 2019-05-21 |
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| CN201710178352.XA Active CN106986047B (en) | 2017-03-23 | 2017-03-23 | A kind of stryctyrak test load tension and compression conversion equipment |
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| CN108333044B (en) * | 2017-12-28 | 2020-06-05 | 河海大学 | Power split-pull loading test equipment suitable for CT scanning |
| CN111458212B (en) * | 2020-04-09 | 2022-08-30 | 中国飞机强度研究所 | Pull-press pad pasting ejector rod device |
| CN112874809B (en) * | 2020-12-28 | 2022-07-29 | 国机集团北京飞机强度研究所有限公司 | Movable external field tension and compression load calibration test device and method |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| SU1350544A1 (en) * | 1985-11-15 | 1987-11-07 | Всесоюзный научно-исследовательский институт горной геомеханики и маркшейдерского дела | Bed for testing materials for impact compression |
| US6446510B1 (en) * | 2000-07-24 | 2002-09-10 | Kulite Semiconductor Products, Inc. | Force transducer assembly |
| CN1991332B (en) * | 2005-12-26 | 2010-05-12 | 同济大学 | Pressing-drawing converter for rock sample piece direct tensile test |
| CN101408489B (en) * | 2008-11-21 | 2011-03-23 | 哈尔滨工业大学 | Concrete plane complicated applied force test device |
| CN102103055B (en) * | 2010-12-15 | 2012-10-24 | 山东大学 | Combined ultrathin flexible uniformly distributed pressure loading device for geomechanical model tests |
| CN202030005U (en) * | 2011-03-21 | 2011-11-09 | 哈尔滨飞机工业集团有限责任公司 | Pulling and pressing two-way loading block |
| CN103029849B (en) * | 2012-12-12 | 2014-12-10 | 江西洪都航空工业集团有限责任公司 | Airplane overturn testing device and airplane overturn testing method |
| CN103913373B (en) * | 2014-04-14 | 2016-08-17 | 吉林大学 | Can be used for the tension-torsion composite fixture under multiple physical field coupling condition |
| CN103926039B (en) * | 2014-04-30 | 2016-03-02 | 中国航天空气动力技术研究院 | A kind of can the electromechanical power source apparatus of biaxial loadings |
| CN203881609U (en) * | 2014-05-30 | 2014-10-15 | 重庆科技学院 | Device for converting pressure into tension |
| CN104483184A (en) * | 2014-12-15 | 2015-04-01 | 河海大学 | Pressing-drawing conversion device for monitoring sound emission of concrete test piece and construction method of pressing-drawing conversion device |
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