CN104296985A - Device for achieving loading of section of special-shaped structure - Google Patents
Device for achieving loading of section of special-shaped structure Download PDFInfo
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- CN104296985A CN104296985A CN201410563390.3A CN201410563390A CN104296985A CN 104296985 A CN104296985 A CN 104296985A CN 201410563390 A CN201410563390 A CN 201410563390A CN 104296985 A CN104296985 A CN 104296985A
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- stirrup
- wooden model
- steel hoop
- section
- shape
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Abstract
The invention belongs to the technical field of structure static tests, and particularly relates to a device for achieving loading of a section of a special-shaped structure. The device comprises a wood former a, a steel hoop a, a steel hoop b, a wood former b, a fixing platform, a pull rod, a dynamometer, a hydraulic actuation cylinder and a bearing beam, wherein the wood former a and the wood former b are embedded into the steel hoop a and the steel hoop b respectively, two sets of clamps formed by the wood former a and the steel hoop a and the wood former b and the steel hoop b are installed in positions where section loads are required to be applied, a to-be-tested body is fixed to the fixing platform, the bearing beam is installed on one side of the steel hoop b, and the pull rod, the dynamometer and the hydraulic actuation cylinder are sequentially connected between a bolt hole pre-machined in the steel hoop b and the bearing beam, the shape of the inner surface of the wood former a and the shape of the inner surface of the wood former b are matched with the shape of the outer surface of the to-be-tested body, and the shape of the outer surface of the wood former a and the shape of the outer surface of the wood former b are matched with the shape of the inner surface of the steel hoop a and the shape of the inner surface of the steel hoop b respectively. By means of the device, the problem of application of loads of the section of the special-shaped structure is solved.
Description
Technical field
The invention belongs to finite element analysis technical field, be specifically related to a kind of polymorphic structure cross section load implement device.
Background technology
From space shuttle to supersonic missile, the development of hypersonic aircraft has quite long history, and because the application target of aircraft is different, aerodynamic configuration respectively has difference, and aeroperformance is also each has something to recommend him.Along with the appearance of increasing polymorphic structure aircraft, corresponding ground experiment is also faced with huge challenge, and one of difficult point of ground slow test is exactly the cross section load how realizing polymorphic structure.
Summary of the invention
The object of the present invention is to provide a kind of polymorphic structure cross section load implement device, to meet the demand.
For achieving the above object, the technical solution used in the present invention is:
A kind of polymorphic structure cross section load implement device, comprises wooden model a, stirrup a, stirrup b, wooden model b, stationary platform, pull bar, dynamometer, hydraulic actuator, carrier bar; Wooden model a, wooden model b embed in stirrup a, stirrup b respectively; What wooden model a and stirrup a, wooden model b and stirrup b formed two overlaps jig and is arranged on the position requiring to apply cross section load; In the side of stirrup b, carrier bar is installed on the stationary platform by fixing for body to be measured, cylinder lever connecting rod, dynamometer, hydraulic actuator successively between the bolt hole processed in advance at stirrup b and carrier bar.
Described wooden model a, the inside surface profile of wooden model b and external surface profile to be measured match.
Described wooden model a, the outside surface profile of wooden model b match with the inside surface profile of stirrup a, stirrup b respectively.
Respectively two cover jigs are fixed with bolt a, bolt b, and apply certain pretightning force.
Beneficial effect acquired by the present invention is:
The invention solves the applying problem of a class polymorphic structure cross section load, the realization for other heteromorpha structural loads provides a kind of new approaches and new method.
Accompanying drawing explanation
Fig. 1 is polymorphic structure cross section load implement device structural drawing A of the present invention;
Fig. 2 is polymorphic structure cross section load implement device structural drawing B of the present invention;
Fig. 3 is polymorphic structure cross section load implement device structural drawing C of the present invention;
In figure: 1, wooden model a; 2, stirrup a; 3, stirrup b; 4, wooden model b; 5, stationary platform; 6, body to be measured; 7, bolt a; 8, bolt b; 9, pull bar; 10, dynamometer; 11, hydraulic actuator; 12, carrier bar.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
As shown in Figure 1, Figure 2, Figure 3 shows, polymorphic structure cross section of the present invention load implement device comprises wooden model a1, stirrup a2, stirrup b3, wooden model b4, stationary platform 5, bolt a7, bolt b8, pull bar 9, dynamometer 10, hydraulic actuator 11, carrier bar 12;
First wooden model a1, wooden model b4 are embedded in stirrup a2, stirrup b3 respectively; Wherein the inside surface profile of wooden model a1, wooden model b4 and body to be measured 6 outside surface profile match, and the inside surface profile of the outside surface profile of wooden model a1, wooden model b4 and stirrup a2, stirrup b3 matches.Two cover jigs are arranged on the position requiring to apply cross section load by the form fit relation of the jig that the jig, wooden model b4 and the stirrup b3 that form according to wooden model a1 and stirrup a2 form and 6 bodies to be measured.With bolt a7, bolt b8, two cover jigs are fixed, and apply certain pretightning force to increase the friction force with body 6 to be measured, prevent two cover jigs from gliding due to deadweight.After installing, body 6 to be measured is fixed in stationary platform 5, thus realizes the clamped boundary condition in one end.In the side of stirrup b3, carrier bar 12 is installed, for providing carrying border.Cylinder lever connecting rod 9, dynamometer 10, hydraulic actuator 11 successively between the bolt hole processed in advance at stirrup b3 and carrier bar 12.Whole like this polymorphic structure cross section load implement device has been built.
The jig Main Function that the jig that wooden model a1 and stirrup a2 forms, wooden model b4 and stirrup b3 form is: the whole loading cross section uniform force ensureing body 6 to be measured; The Main Function of bolt a7, bolt b8 is: fix two cover jigs and apply pretightning force, preventing jig from freely gliding; The Main Function of stationary platform 5 is: the root built-in boundary providing body 6 to be measured; The Main Function of carrier bar 12 is: the carrying border providing the loading system be made up of pull bar 9, dynamometer 10, hydraulic actuator 11.The Main Function of pull bar 9, dynamometer 10, hydraulic actuator 11 is: realize load applying and control load size.
Claims (4)
1. a polymorphic structure cross section load implement device, is characterized in that: this device comprises wooden model a (1), stirrup a (2), stirrup b (3), wooden model b (4), stationary platform (5), pull bar (9), dynamometer (10), hydraulic actuator (11), carrier bar (12); Wooden model a (1), wooden model b (4) embed in stirrup a (2), stirrup b (3) respectively; What wooden model a (1) and stirrup a (2), wooden model b (4) and stirrup b (3) formed two overlaps jig and is arranged on the position requiring to apply cross section load; Body to be measured (6) is fixed in stationary platform (5), in the side of stirrup b (3), carrier bar (12) is installed, cylinder lever connecting rod (9), dynamometer (10), hydraulic actuator (11) successively between the bolt hole processed in advance at stirrup b (3) and carrier bar (12).
2. polymorphic structure cross section according to claim 1 load implement device, is characterized in that: described wooden model a (1), the inside surface profile of wooden model b (4) and body to be measured (6) outside surface profile match.
3. polymorphic structure cross section according to claim 1 load implement device, is characterized in that: described wooden model a (1), the outside surface profile of wooden model b (4) match with the inside surface profile of stirrup a (2), stirrup b (3) respectively.
4. polymorphic structure cross section according to claim 1 load implement device, is characterized in that: fixed by two cover jigs respectively with bolt a (7), bolt b (8), and apply certain pretightning force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410563390.3A CN104296985A (en) | 2014-10-21 | 2014-10-21 | Device for achieving loading of section of special-shaped structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410563390.3A CN104296985A (en) | 2014-10-21 | 2014-10-21 | Device for achieving loading of section of special-shaped structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104296985A true CN104296985A (en) | 2015-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410563390.3A Pending CN104296985A (en) | 2014-10-21 | 2014-10-21 | Device for achieving loading of section of special-shaped structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN104296985A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612659A (en) * | 2018-12-28 | 2019-04-12 | 湖北航天技术研究院总体设计所 | A kind of load charger of abnormity configuration bay section |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201102079Y (en) * | 2007-11-07 | 2008-08-20 | 攀枝花新钢钒股份有限公司 | Three-paw self-centering chuck |
| CN103048207A (en) * | 2012-12-13 | 2013-04-17 | 广西大学 | Combined torsional experiment device |
| CN103411832A (en) * | 2013-08-20 | 2013-11-27 | 国家电网公司 | Testing device for maximal concentrated load of cable bracket and use method of testing device |
| CN203509650U (en) * | 2013-08-28 | 2014-04-02 | 颜希艇 | Special-shaped piece clamp and double-end machine tool with same |
| CN104089820A (en) * | 2014-07-14 | 2014-10-08 | 华东交通大学 | Device for testing loading of component compositely stressed by pressure, bending moment and shearing force |
-
2014
- 2014-10-21 CN CN201410563390.3A patent/CN104296985A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201102079Y (en) * | 2007-11-07 | 2008-08-20 | 攀枝花新钢钒股份有限公司 | Three-paw self-centering chuck |
| CN103048207A (en) * | 2012-12-13 | 2013-04-17 | 广西大学 | Combined torsional experiment device |
| CN103411832A (en) * | 2013-08-20 | 2013-11-27 | 国家电网公司 | Testing device for maximal concentrated load of cable bracket and use method of testing device |
| CN203509650U (en) * | 2013-08-28 | 2014-04-02 | 颜希艇 | Special-shaped piece clamp and double-end machine tool with same |
| CN104089820A (en) * | 2014-07-14 | 2014-10-08 | 华东交通大学 | Device for testing loading of component compositely stressed by pressure, bending moment and shearing force |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612659A (en) * | 2018-12-28 | 2019-04-12 | 湖北航天技术研究院总体设计所 | A kind of load charger of abnormity configuration bay section |
| CN109612659B (en) * | 2018-12-28 | 2021-08-10 | 湖北航天技术研究院总体设计所 | Load loading device of special-shaped cabin section |
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150121 |