CN103439252B - Device for folding flexible composite material strain energy rod - Google Patents
Device for folding flexible composite material strain energy rod Download PDFInfo
- Publication number
- CN103439252B CN103439252B CN201310406599.4A CN201310406599A CN103439252B CN 103439252 B CN103439252 B CN 103439252B CN 201310406599 A CN201310406599 A CN 201310406599A CN 103439252 B CN103439252 B CN 103439252B
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- China
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- central shaft
- bearing
- side plate
- strain energy
- reel
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Abstract
The invention discloses a device for folding a flexible composite material strain energy rod. The device consists of a pedestal, a rocking handle, a bearing of a central shaft, springs, side plates, screws, constraint cross shafts, sliding chutes, linings with bearings, the central shaft and winding drums, wherein the pedestal and the side plates are connected together through the screws; the winding drums and the central shaft are fixedly connected together; the central shaft and the side plates at the two ends are assembled together through the bearing of the central shaft; one end of the central shaft is fixedly connected with the rocking handle; each side plate is provided with the sliding chutes which are symmetrically distributed into a cycle; the two ends of the constraint cross shafts and the linings with the bearings are assembled together; the linings with the bearings can slide in the sliding chutes; one ends of the springs are connected with the linings with the bearings, and the other ends of the springs are connected with the side plates through the screws. The device provided by the invention has scientific conception and a simple structure, and can be used for functional verification test of the flexible composite material strain energy rod, so that the strain energy rod is completely flattened and tightly coiled and the limiting deformation capacity of the strain energy rod can be tested.
Description
Technical field
The invention provides a kind of device of folded flexible compound substance strain energy bar, belong to technical field of mechanical design.
Background technology
Flexible composite strain energy bar is a kind of thin-walled compound substance rod member being applied to space industry, can fold up and be stored in very little space, when deployment is desired, the elastic strain energy utilizing folding process self to store is launched, and returns to original shape.Flexible composite strain energy bar needs to complete folding process by special device.The device of folded flexible compound substance strain energy bar is in the past made up of reel and constraint transverse axis, gap between reel and constraint transverse axis is fixing, can not adjust, therefore, when flexible composite strain energy bar is fully folded around reel, flexible composite strain energy bar fully can not be flattened and is rolled tightly, when functional verification test is carried out to flexible composite strain energy bar, need to fully take into account the most dangerous folded situation, namely flexible composite strain energy bar must be flattened and is rolled tightly completely, see whether it can destroy, only in this way could there is abundant examination to the ultimate deformation ability of flexible composite strain energy bar, to carry out more deep design and improvement to it, improve structure efficiency.
Summary of the invention
The object of the present invention is to provide a kind of device of folded flexible compound substance strain energy bar, the functional verification for flexible composite strain energy bar is tested, and can be flattened completely and roll tightly.
The technical solution adopted in the present invention is as follows:
The device of a kind of folded flexible compound substance of the present invention strain energy bar, it is made up of the lining of the bearing of base, rocking handle, central shaft, spring, side plate, screw, constraint transverse axis, chute, band bearing, central shaft and reel, and the position annexation between them is: together with base is connected by screw with side plate; Together with reel is connected with central shaft; Central shaft is assembled together by the bearing of central shaft and the side plate at two ends; One end and the rocking handle of central shaft are fixed together; Side plate has the chute that circumference is symmetrical; The two ends of constraint transverse axis are assembled together with the lining of band bearing; Lining with bearing can slide in chute; One end of spring links together with the lining of band bearing, together with the other end of spring is connected by screw with side plate.
Described base is hardware, and it is formed by connecting by one piece of rectangular steel plates and 4 supporting legs;
Described rocking handle is the structural member of " L " shape, and shape of cross section is circular, is made up of steel material;
The bearing of described central shaft is made up of bearing steel, can choose as required;
Described spring is that spring steel is made, and can choose as required;
Described side plate is one piece of rectangular steel plates, a circular hole is provided with in the middle part of it, in order to the bearing of fixed center axis and central shaft, centered by circular hole, circumference offers 6 chutes symmetrically and evenly, in the direction of each chute, circumference near circular hole offers threaded hole symmetrically and evenly, has threaded hole, be connected in order to side plate with base in one end of side plate;
Described constraint transverse axis is column member, and two ends, with step, are made up of steel;
The main part of described chute is rectangle, and the outer end of chute is circular arc;
The main body of the lining of described band bearing is cylindrical, and the inside is inlaid with bearing, and there is the ear stretching out band perforate its one end;
Described screw is that steel are made, and can choose as required;
Described central shaft is column member, is made up, links together with reel of steel material;
Described reel is columniform tubular elements, and the two ends of cylinder are closed, and the side of reel has threaded hole, and can be used to fixing flexible compound substance strain energy bar, cylindrical shell is made up of steel plate.
Principle of work and the operating mode brief introduction of this device are as follows:
The framed structure that base and side plate are formed plays the effect of fixed support, and reel is fixing relative to the position of side plate.Time mounted elastically, spring is provided with certain pretightning force, the pretightning force of spring must be able to ensure folded flexible compound substance strain energy bar time it is flattened completely, therefore the size of pretightning force depends on the concrete structure design proposal of flexible composite strain energy bar.Lining with bearing is with the pretightning force of constraint transverse axis at spring, can along slide, therefore, the position of the relative side plate of constraint transverse axis can change, and reel is fixing relative to the position of side plate, so the relative position of constraint transverse axis and reel is change.Lining with bearing is owing to there being bearing, and constraint transverse axis can rotate relative to lining, can reducing friction resistance.By shake rocking handle, just spool turns can be driven.When fixing flexible composite strain energy bar and also do not start folding on reel, due to the effect of initial tension of spring, constraint transverse axis is close to mandrel surface; When starting folded flexible compound substance strain energy bar, the constraint transverse axis of contact flexible composite strain energy bar is under the effect of initial tension of spring, flexible composite strain energy bar can be flattened completely, meanwhile, constraint transverse axis can slide outward along chute, and so forth, until flexible composite strain energy bar is fully folded, flexible composite strain energy bar can be flattened and is rolled tightly completely.
The device of a kind of folded flexible compound substance of the present invention strain energy bar, can be used for the functional verification test of flexible composite strain energy bar, can be flattened completely and roll tightly, can investigate its ultimate deformation ability.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the present invention is further described.
Fig. 1 flexible composite strain energy bar schematic diagram.
The device cut-open view of Fig. 2 folded flexible compound substance strain energy bar.
The device side view of Fig. 3 folded flexible compound substance strain energy bar.
In Fig. 2 and Fig. 3: 1. base, 2. rocking handle, the 3. bearing of central shaft, 4. spring, 5. side plate, 6. retrains transverse axis, 7. chute, is 8. with the lining of bearing, 9. screw, 10. central shaft, 11. reels.
Embodiment
Composition graphs 1 to Fig. 3 illustrates the specific embodiment of the present invention.
Give the geometric representation of flexible composite strain energy bar under complete deployed condition in FIG, by two panels be
type shell forms, and is usually made up of carbon fiber resin matrix composite.Flexible composite strain energy bar is a kind of thin-walled compound substance rod member being applied to space industry, can fold up and be stored in very little space, when deployment is desired, the elastic strain energy utilizing folding process self to store is launched, and returns to original shape.
In figs. 2 and 3, the device of a kind of folded flexible compound substance of the present invention strain energy bar, it is made up of the lining 8 of the bearing 3 of base 1, rocking handle 2, central shaft, spring 4, side plate 5, constraint transverse axis 6, chute 7, band bearing, screw 9, central shaft 10 and reel 11, and the position annexation between them is: base 1 and side plate 5 are linked together by screw 9; Together with reel 11 is connected with central shaft 10; Central shaft 10 is assembled together with the side plate 5 at two ends by the bearing 3 of central shaft; One end and the rocking handle 2 of central shaft 10 are fixed together; Side plate 5 has the symmetrical chute of circumference 7; The two ends of constraint transverse axis 6 are assembled together with the lining 8 of band bearing; Lining 8 with bearing can slide in chute 7; One end of spring 4 links together with the lining 8 of band bearing, and the other end and the side plate 5 of spring 4 are linked together by screw 9.
Described base 1 is hardware, and it is formed by connecting by one piece of rectangular steel plates and 4 supporting legs;
Described rocking handle 2 is structures of " L " shape, and shape of cross section is circular, is formed from steel;
The bearing 3 of described central shaft is made up of Steel material, can choice criteria model;
Described spring 4 is that Steel material is made, can choice criteria model;
Described side plate 5 is one piece of rectangular steel plates, a circular hole is provided with in the middle part of it, in order to the bearing 3 of fixed center axis 10 and central shaft, centered by circular hole, circumference offers 6 chutes 7 symmetrically and evenly, offer threaded hole symmetrically and evenly at direction circumference near circular hole of each chute 7, have threaded hole in one end of side plate 5, be connected with base 1 in order to side plate 5;
Described constraint transverse axis 6 is right cylinders, and two ends, with step, are made up of Steel material;
The main part of described chute 7 is rectangle, and the outer end of chute 7 is circular arc;
The main body of the lining 8 of described band bearing is cylindrical, and the inside is inlaid with bearing, and there is the ear stretching out band perforate its one end;
Described screw 9 is that Steel material is made, can choice criteria model;
Described central shaft 10 is right cylinders, is formed from steel, and welds together with reel 11;
Described reel 11 is columniform cylinders, and the two ends of cylinder are closed, and the side of reel has threaded hole, and can be used to fixing flexible compound substance strain energy bar, cylindrical shell is made up of steel plate.
Principle of work and operating mode brief introduction as follows:
The framed structure that base 1 and side plate 5 are formed plays the effect of fixed support, and the position of the relative side plate 5 of reel 11 is fixing.When assembling spring 4, spring 4 is provided with certain pretightning force, the pretightning force of spring 4 must be able to ensure folded flexible compound substance strain energy bar time it is flattened completely, therefore the size of pretightning force depends on the concrete structure design proposal of flexible composite strain energy bar.Lining 8 with bearing is with retraining transverse axis 6 under the pretightning force effect of spring 4, can slide along chute 7, therefore, the position of the relative side plate 5 of constraint transverse axis 6 can change, and the position of the relative side plate 5 of reel 11 is fixing, so the relative position of constraint transverse axis 6 and reel 11 is changes.Lining 8 with bearing is owing to there being bearing, and constraint transverse axis 6 can rotate to it, can reducing friction resistance.By shake rocking handle 2, movable reel 11 just can be with to rotate.When fixing flexible composite strain energy bar and also do not start folding on reel 11, due to the effect of spring 4 pretightning force, retrain horizontal 6 axles and can be close to reel 11 surface; When starting folded flexible compound substance strain energy bar, the constraint transverse axis 6 of contact flexible composite strain energy bar is under the effect of spring 4 pretightning force, flexible composite strain energy bar can be flattened completely, meanwhile, constraint transverse axis 6 can slide outward along chute 7, and so forth, until flexible composite strain energy bar is fully folded, flexible composite strain energy bar can be flattened and is rolled tightly completely.
Claims (1)
1. the device of a folded flexible compound substance strain energy bar, it is characterized in that: it is made up of, together with base is connected by screw with side plate the lining of the bearing of base, rocking handle, central shaft, spring, side plate, screw, constraint transverse axis, chute, band bearing, central shaft and reel; Together with reel is connected with central shaft; Central shaft is assembled together by the bearing of central shaft and the side plate at two ends; One end and the rocking handle of central shaft are fixed together; Side plate has the chute that circumference is symmetrical; The two ends of constraint transverse axis are assembled together with the lining of band bearing; Lining with bearing can slide in chute; One end of spring links together with the lining of band bearing, together with the other end of spring is connected by screw with side plate;
Described base is hardware, and it is formed by connecting by one piece of rectangular steel plates and 4 supporting legs;
Described rocking handle is the structural member of " L " shape, and shape of cross section is circular, is made up of steel material;
The bearing of described central shaft is made up of bearing steel;
Described spring is that spring steel is made;
Described side plate is rectangular steel plates, a circular hole is provided with in the middle part of it, in order to the bearing of fixed center axis and central shaft, centered by circular hole, circumference offers 6 chutes symmetrically and evenly, in the direction of each chute, circumference near circular hole offers threaded hole symmetrically and evenly, has threaded hole, be connected in order to side plate with base in one end of side plate;
Described constraint transverse axis is column member, and two ends, with step, are made up of steel;
The main part of described chute is rectangle, and the outer end of chute is circular arc;
The main body of the lining of described band bearing is cylindrical, and the inside is inlaid with bearing, and there is the ear stretching out band perforate its one end;
Described screw is that steel are made;
Described central shaft is column member, is made up, links together with reel of steel material;
Described reel is columniform tubular elements, and the two ends of cylinder are closed, and the side of reel has threaded hole, and be used for fixing flexible composite strain energy bar, cylindrical shell is made up of steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310406599.4A CN103439252B (en) | 2013-09-09 | 2013-09-09 | Device for folding flexible composite material strain energy rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310406599.4A CN103439252B (en) | 2013-09-09 | 2013-09-09 | Device for folding flexible composite material strain energy rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103439252A CN103439252A (en) | 2013-12-11 |
| CN103439252B true CN103439252B (en) | 2015-06-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310406599.4A Expired - Fee Related CN103439252B (en) | 2013-09-09 | 2013-09-09 | Device for folding flexible composite material strain energy rod |
Country Status (1)
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| CN (1) | CN103439252B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1031060A (en) * | 1987-07-29 | 1989-02-15 | 第一绿园有限公司 | Film dispenser |
| CN201969228U (en) * | 2011-02-04 | 2011-09-14 | 蚌埠华隆消防设备有限责任公司 | Fire fighting medium pressure hose reel assembly |
| CN203064917U (en) * | 2013-02-01 | 2013-07-17 | 福建龙马环卫装备股份有限公司 | Hose winder for dredging hose of sewer dredging vehicle |
| CN203519472U (en) * | 2013-09-09 | 2014-04-02 | 北京航空航天大学 | Device for folding flexible composite material strain energy rod |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6324630A (en) * | 1986-07-17 | 1988-02-02 | Mitsubishi Electric Corp | Wire bonding equipment |
| JP3641505B2 (en) * | 1995-04-19 | 2005-04-20 | シャープ株式会社 | Printer paper clamp device |
-
2013
- 2013-09-09 CN CN201310406599.4A patent/CN103439252B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1031060A (en) * | 1987-07-29 | 1989-02-15 | 第一绿园有限公司 | Film dispenser |
| CN201969228U (en) * | 2011-02-04 | 2011-09-14 | 蚌埠华隆消防设备有限责任公司 | Fire fighting medium pressure hose reel assembly |
| CN203064917U (en) * | 2013-02-01 | 2013-07-17 | 福建龙马环卫装备股份有限公司 | Hose winder for dredging hose of sewer dredging vehicle |
| CN203519472U (en) * | 2013-09-09 | 2014-04-02 | 北京航空航天大学 | Device for folding flexible composite material strain energy rod |
Non-Patent Citations (4)
| Title |
|---|
| Structural engineering on deployable CFRP booms for a solar propelled sailcraft;Chistoph Sckinger et al;《Acta Astronautica》;20061231;第58卷;185-196 * |
| ULtralight deployable booms for solar sails and other large gossamer structures in space;Joachim Block et al;《Acta Astronautica》;20111231;第68卷;984-992 * |
| 可折叠复合材料豆荚杆的制备与验证;白江波 等;《航空学报》;20110725;第32卷(第7期);1217-1223 * |
| 超长复合材料应变能杆件连续自动化成型技术及应用;齐俊伟 等;《航空制造技术》;20130801(第15期);44-46 * |
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| CN103439252A (en) | 2013-12-11 |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20160909 |