CN102996633A - Spiral cross flexible bearing based on reed - Google Patents
Spiral cross flexible bearing based on reed Download PDFInfo
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- CN102996633A CN102996633A CN2012105412598A CN201210541259A CN102996633A CN 102996633 A CN102996633 A CN 102996633A CN 2012105412598 A CN2012105412598 A CN 2012105412598A CN 201210541259 A CN201210541259 A CN 201210541259A CN 102996633 A CN102996633 A CN 102996633A
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- water chestnut
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Abstract
The invention discloses a spiral cross flexible bearing based on a reed. The bearing comprises an upper end cover, a lower end cover, an upper reed, a middle reed, a lower reed and taper dowels, wherein the upper end cover and the lower end cover are assembled so as to form a spiral gap, and the upper reed, the middle reed and the lower reed are installed on a cavity formed in the upper end cover and the lower end cover. The bearing provided by the invention utilizes the three reeds with same structure to sequentially spirally cross and combine in space so as to match with the upper and lower bearing end covers, the flexible bearing which has the advantages of large stroke, large radial direction and very compact axial rigidity structure is formed, and meanwhile, the flexible bearing has higher movement resolution and precision. The bearing provided by the invention based on the upper and lower bearing end covers is matched to install reeds with different structural styles so as to deploy the flexible bearing with different properties, and the bearing meets different application fields.
Description
Technical field
The present invention relates to a kind of bearing, more particularly, refer to a kind of spiral intersection flexible bearing based on reed.
Background technique
Bearing is for the component of determining running shaft and other part relative movement positions, plays supporting or leading role.Flexible bearing then is a kind of specific bearing that is different from rigid bearing, thereby its working principle is to utilize flexible unit to be out of shape under external force to produce relative rotation.Flexible bearing has the obvious advantage that a lot of rigid bearing does not have: without friction; Gapless; Self contering; Need not to lubricate; Maintenance free; Life-span is long; Install simple; But vacuum application etc.Exactly because these advantages, favored so that flexible bearing is engaged in the scientific research personnel in the accurate fields such as precision positioning, micromotion platform deeply, and adjust at low temperature spectrometer, light source synchronous accelerator, weather satellite optical device, the applications such as aligning guide of microwave antenna on adaptive field regulating mechanism, the astrovehicle on the astronomical telescope.Right numerous flexible hinge (such as the gap type flexible hinge, the cross reed flexible hinge) stays in the laboratory applications level more, the drawbacks limit such as the little or structure of angle range is not compact its extensive use.
Summary of the invention
The purpose of this invention is to provide a kind of spiral intersection flexible bearing based on reed, this bearing utilizes spatially spiral combined crosswise successively of the identical reed of three structures, cooperate the metal (upper end cap, can form the very compact flexible bearing of structure of a kind of large stroke (maximum can reach positive and negative 25 degree), large radial and axial rigidity, this flexible bearing has very high Motion Resolution rate and precision simultaneously.The present invention is based on identical metal (upper end cap, cooperate the reed that the different structure form is installed to configure the flexible bearing of multiple different performance, can satisfy different applications.
A kind of spiral intersection flexible bearing based on reed of the present invention, this bearing includes upper end cap (1), lower end cap (2), upper reed plate (3), middle reed (4), lower reed (5), the first tapered dowel (3A), the second tapered dowel (3B), triconic pin (4A), the 4th tapered dowel (4B), the 5th tapered dowel (5A) and the 6th tapered dowel (5B);
Upper end cap (1) is formed with a gap between screw (6) after assembling with lower end cap (2); Upper reed plate (3), middle reed (4) and lower reed (5) are installed in upper end cap (1) and the inner cavity that forms of lower end cap (2) by tapered dowel;
Upper end cap (1) is identical with the structure of lower end cap (2);
Upper reed plate (3), middle reed (4) are identical with the structure of lower reed (5);
The first tapered dowel (3A), the second tapered dowel (3B), triconic pin (4A), the 4th tapered dowel (4B), the 5th tapered dowel (5A) are identical with the structure of the 6th tapered dowel (5B); The first tapered dowel (3A) is provided with cylindrical section (3A-1) and conical section (3A-2);
Upper end cap (1) is provided with upper plate (11) and spiral inclination body (12), and the vertical plane of spiral inclination body (12) is called vertical plate face (13);
The center of described upper plate (11) is provided with cavity (1K);
Described upper plate (11) is provided with the first through hole (1A), the second through hole (1B), third through-hole (1C) and the first tapped hole (1D); Described the first tapped hole (1D) is used for mounting screw, realizes fixing between upper end cap (1) and the supporting element by this screw; The first through hole (1A) is used for the second pin (3B) and passes, and the second through hole (1B) is used for the 4th pin (4B) and passes, and third through-hole (1C) is used for the 6th pin (5B) and passes;
The second pin (3B) that passes the first through hole (1A) passes the second pin hole (303A) on the second water chestnut platform (303) of the first upper reed plate (3) again, and the cylindrical section of the second pin (3B) places in the second pin hole (303A), and the conical section of the second pin (3B) is installed in the 6th positioning hole (2J) of the 6th groove (22C) of lower end cap (2).
The 4th pin (4B) that passes the second through hole (1B) passes the 4th pin hole (403A) on the 4th water chestnut platform (403) of the second upper reed plate (4) again, and the cylindrical section of the 4th pin (4B) places in the 4th pin hole (403A), and the conical section of the 4th pin (4B) is installed in the 5th positioning hole (2I) of the 5th groove (22B) of lower end cap (2).
The 6th pin (5B) that passes third through-hole (1C) passes the 6th pin hole (503A) on the 6th water chestnut platform (503) of the 3rd upper reed plate (5) again, and the cylindrical section of the 6th pin (5B) places in the 6th pin hole (503A), and the conical section of the 6th pin (5B) is installed in the 4th positioning hole (2H) of the 4th groove (22A) of lower end cap (2).
Have the first groove (12A), the second groove (12B), the 3rd groove (12C) on the described spiral inclination body (12);
The bottom of the first groove (12A) is the first mounting platform (1E), has the first positioning hole (1H) in the first mounting platform (1E); The conical section (3A-2) of the first pin (3A) is installed in the first positioning hole (1H);
The bottom of the second groove (12B) is the second mounting platform (1F), has the second positioning hole (1I) in the second mounting platform (1F); The conical section of the 3rd pin (4A) is installed in the second positioning hole (1I);
The bottom of the 3rd groove (12C) is the 3rd mounting platform (1G), has the 3rd positioning hole (1J) in the 3rd mounting platform (1G); The conical section of the 5th pin (5A) is installed in the 3rd positioning hole (1J).
Lower end cap (2) is provided with lower roof plate (21) and spiral inclination body (22), and the vertical plane of spiral inclination body (22) is called vertical plate face (23).
The center of described lower roof plate (21) is provided with cavity (2K), this cavity (2K) be used for to be placed and to be intersected flexible bearing with three reed spirals of the present invention's design and be fixed another supporting element that is connected, and mainly also is to realize that the three reed spirals intersection flexible bearing of the present invention's design and the mounting point between another supporting element locate.
Described lower roof plate (21) is provided with fourth hole (2A), fifth hole (2B), the 6th through hole (2C) and the second tapped hole (2D) (can be 3 or 4); Described the second tapped hole (2D) is used for mounting screw, realizes fixing between lower end cap (2) and another supporting element by this screw; Fourth hole (2A) is used for the first pin (3A) and passes, and fifth hole (2B) is used for the 3rd pin (4A) and passes, and the 6th through hole (2C) is used for the 5th pin (5A) and passes.
The first pin (3A) that passes fourth hole (2A) passes the first pin hole (302A) on the first water chestnut platform (302) of the first upper reed plate (3) again, and the cylindrical section (3A-1) of the first pin (3A) places in the first pin hole (302A), and the conical section (3A-2) of the first pin (3A) is installed in first positioning hole (1H) of the first groove (12A) of upper end cap (1).
The 3rd pin (4A) that passes fifth hole (2B) passes the 3rd pin hole (402A) on the 3rd water chestnut platform (402) of the second upper reed plate (4) again, and the cylindrical section of the 3rd pin (4A) places in the 3rd pin hole (402A), and the conical section of the 3rd pin (4A) is installed in second positioning hole (1I) of the second groove (12B) of upper end cap (1).
The 5th pin (5A) that passes the 6th through hole (2C) passes the 5th pin hole (502A) on the 5th water chestnut platform (502) of the 3rd upper reed plate (5) again, and the cylindrical section of the 5th pin (5A) places in the 5th pin hole (502A), and the conical section of the 5th pin (5A) is installed in the 3rd positioning hole (1J) of the 3rd groove (12C) of upper end cap (1).
Have the 4th groove (22A), the 5th groove (22B), the 6th groove (22C) on the described spiral inclination body (22);
The bottom of the 4th groove (22A) is the 4th mounting platform (2E), has the 4th positioning hole (2H) in the 4th mounting platform (2E); The conical section of the second pin (3B) is installed in the 4th positioning hole (2H);
The bottom of the 5th groove (22B) is the 5th mounting platform (2F), has the 5th positioning hole (2I) in the 5th mounting platform (2F); The conical section of the 4th pin (4B) is installed in the 5th positioning hole (2I);
The bottom of the 6th groove (22C) is the 6th mounting platform (2G), has the 6th positioning hole (2J) in the 3rd mounting platform (1G); The conical section of the 6th pin (5B) is installed in the 6th positioning hole (2J).
Upper reed plate (3) is provided with upper reed plate body (301), the first water chestnut platform (302), the second water chestnut platform (303); The first water chestnut platform (302) and the second water chestnut platform (303) are arranged on the two ends of upper reed plate body (301).
The center of described the first water chestnut platform (302) has the first pin hole (302A), the conical section (3A-2) that this first pin hole (302A) is used for the first pin (3A) passes, and the cylindrical section (3A-1) of the first pin (3A) places in the first pin hole (302A), and the conical section (3A-2) of the first pin (3A) is installed in first positioning hole (1H) of upper end cap (1).
Described the first water chestnut platform (302) is provided with first and opens (302B), this first is opened (302B) and is conducive to the first water chestnut platform (302) dilatancy when the first pin (3A) passes the first pin hole (302A), realizes that the extruding between first groove (12A) of the first water chestnut platform (302) and upper end cap (1) is installed.
The center of described the second water chestnut platform (303) has the second pin hole (303A), the conical section that this second pin hole (303A) is used for the second pin (3B) passes, and the cylindrical section of the second pin (3B) places in the second pin hole (303A), and the conical section of the second pin (3B) is installed in the 6th positioning hole (2J) of lower end cap (2).
Described the second water chestnut platform (303) is provided with second and opens (303B), this second is opened (303B) and is conducive to the second water chestnut platform (303) dilatancy when the second pin (3B) passes the second pin hole (303A), realizes that the extruding between the 6th groove (22C) of the second water chestnut platform (303) and lower end cap (2) is installed.
Middle reed (4) is provided with middle reed body (401), the 3rd water chestnut platform (402), the 4th water chestnut platform (403); The 3rd water chestnut platform (402) and the 4th water chestnut platform (403) are arranged on the two ends of middle reed body (401).
The center of described the 3rd water chestnut platform (402) has the 3rd pin hole (402A), the conical section that the 3rd pin hole (402A) is used for the 3rd pin (4A) passes, and the cylindrical section of the 3rd pin (4A) places in the 3rd pin hole (402A), and the conical section of the 3rd pin (4A) is installed in second positioning hole (1I) of upper end cap (1).
Described the 3rd water chestnut platform (402) is provided with the 3rd opening (402B), the 3rd opening (402B) is conducive to the 3rd water chestnut platform (402) dilatancy when the 3rd pin (4A) passes the 3rd pin hole (402A), realizes that the extruding between second groove (12B) of the 3rd water chestnut platform (402) and upper end cap (1) is installed.
The center of described the 4th water chestnut platform (403) has the 4th pin hole (403A), the conical section that the 4th pin hole (403A) is used for the 4th pin (4B) passes, and the cylindrical section of the 4th pin (4B) places in the 4th pin hole (403A), and the conical section of the 4th pin (4B) is installed in the 5th positioning hole (2I) of lower end cap (2).
Described the 4th water chestnut platform (403) is provided with the 4th and opens (403B), the 4th opening (403B) is conducive to the 4th water chestnut platform (403) dilatancy when the 4th pin (4B) passes the 4th pin hole (403A), realizes that the extruding between the 5th groove (22B) of the 4th water chestnut platform (403) and lower end cap (2) is installed.
Lower reed (5) is provided with lower reed body (501), the 5th water chestnut platform (502), the 6th water chestnut platform (503); The 5th water chestnut platform (502) and the 6th water chestnut platform (503) are arranged on the two ends of lower reed body (501).
The center of described the 5th water chestnut platform (502) has the 5th pin hole (502A), the conical section that the 5th pin hole (502A) is used for the 5th pin (5A) passes, and the cylindrical section of the 5th pin (5A) places in the 5th pin hole (502A), and the conical section of the 5th pin (5A) is installed in the 3rd positioning hole (1J) of upper end cap (1).
Described the 5th water chestnut platform (502) is provided with the 5th and opens (502B), the 5th opens (502B) is conducive to the 5th water chestnut platform (502) dilatancy when the 5th pin (5A) passes the 5th pin hole (502A), realizes that the extruding between the 3rd groove (12C) of the 5th water chestnut platform (502) and upper end cap (1) is installed.
The center of described the 6th water chestnut platform (503) has the 6th pin hole (503A), the conical section that the 6th pin hole (503A) is used for the 6th pin (5B) passes, and the cylindrical section of the 6th pin (5B) places in the 6th pin hole (503A), and the conical section of the 6th pin (5B) is installed in the 4th positioning hole (2H) of lower end cap (2).
Described the 6th water chestnut platform (503) is provided with the 6th and opens (503B), the 6th opens (503B) is conducive to the 6th water chestnut platform (503) dilatancy when the 6th pin (5B) passes the 6th pin hole (503A), realizes that the extruding between the 4th groove (22A) of the 6th water chestnut platform (503) and lower end cap (2) is installed.
The advantage that the present invention is based on the spiral intersection flexible bearing of reed is:
1. adopt three reed equal angles spirals to intersect and cooperate the flexible bearing that forms, angle range is large (maximum can reach positive and negative 25 °) very, has greatly expanded its application area.
2. three reed equal distribution have improved radial rigidity and the axial rigidity of flexible bearing, and then have promoted the useful load of bearing.The advantage that has kept simultaneously the flexible bearing high-accuracy high-resolution.
3. under the design conditions that does not change bearing (ball) cover, can arbitrarily change the flexible bearing that the reed shape configures different performance.
4. the design of spiral end cap is so that bearing structure is very compact, and good mechanical interface is so that the peripheral component Interface design that cooperates with bearing becomes easy simultaneously.
Description of drawings
Fig. 1 is that a kind of spiral based on reed among the present invention intersects the external structure of flexible bearing.
Figure 1A is that a kind of spiral based on reed among the present invention intersects the face of the facing structural drawing of flexible bearing.
Figure 1B is that a kind of spiral based on reed among the present invention intersects the left side of flexible bearing and looks the face structural drawing.
Fig. 1 C is that a kind of spiral based on reed among the present invention intersects the right side of flexible bearing and looks the face structural drawing.
Fig. 1 D is that a kind of spiral based on reed of unassembled upper end cap intersects the structural drawing of flexible bearing.
Fig. 1 E is the structural drawing of tapered dowel among the present invention.
Fig. 1 F is that a kind of spiral based on reed among the present invention intersects the exploded view of flexible bearing.
Fig. 2 is the structural drawing of upper reed plate of the present invention.
Fig. 3 is the structural drawing of middle reed of the present invention.
Fig. 4 is the structural drawing of lower reed of the present invention.
Fig. 5 is another visual angle structural drawing of upper end cap of the present invention.Fig. 5 A is an again visual angle structural drawing of upper end cap of the present invention.
Fig. 5 B is upper end cap partial sectional view of the present invention.Fig. 5 C is upper end cap front view of the present invention.
Fig. 6 is another visual angle structural drawing of lower end cap of the present invention.Fig. 6 A is an again visual angle structural drawing of lower end cap of the present invention.
Fig. 6 B is lower end cap partial sectional view of the present invention.Fig. 6 C is lower end cap front view of the present invention.
Fig. 7 is the structural drawing of the reed with jagged body of the present invention and lower end cap assembling.
Fig. 7 A is the structural drawing of the first upper reed plate of the present invention.
Fig. 8 is the structural drawing of "the" shape reed of the present invention and lower end cap assembling.
Fig. 8 A is the structural drawing of the second upper reed plate of the present invention.
Fig. 9 is the structural drawing of " bow " of the present invention font reed and lower end cap assembling.
Fig. 9 A is the structural drawing of the third upper reed plate of the present invention.
Figure 10 is the schematic diagram that the present invention is based on the spiral intersection flexible bearing initial bit of reed.
Figure 10 A is that the spiral that the present invention is based on reed intersects motion schematic diagram under the flexible bearing External Force Acting.
| 1. |
1A. the first through |
1B. the second through |
1C. third through- |
| 1D. the first tapped |
1E. the |
1F. the |
1G. the |
| 1H. the first positioning hole | 1I. the |
1J. the |
1K. |
| 11. |
11A. |
12. |
13. |
| 12A. the |
12B. the |
12C. the 3rd groove | ? |
| 2. |
2A. |
2B. |
2C. the 6th through |
| 2D. the second tapped |
2E. the |
2F. the |
2G. the |
| 2H. the 4th positioning hole | 2I. the |
2J. the |
2K. |
| 21. |
21A. |
22. |
23. |
| 22A. the |
22B. the |
22C. the 6th groove | ? |
| 3. |
301. upper |
302. the first |
302A. the |
| 302B. the |
302C. upper- |
303. the second |
303A. the |
| 303B. the |
3A. the |
3A-1. |
3A-2. |
| 3B. the |
31. the first |
311. the first upper |
312. the first |
| 312A. the |
312B. the |
312C. upper- |
313. the second |
| 313A. the |
313B. the |
314. the |
315. the |
| 32. the second |
322. the first |
322A. the |
322B. the |
| 322C. upper- |
323. the second |
323A. the |
323B. the |
| 324. upper |
325. articulated |
326. lower |
33. the 3rd |
| 332. the first |
332A. the |
332B. the |
332C. upper- |
| 333. the second |
333A. the |
333B. the |
334. upper |
| 335. middle |
336. lower |
337. the first articulated |
338. the second articulated |
| 4. middle reed | 401. middle reed body | 402. the 3rd water chestnut platform | 402A. the 3rd pin hole |
| 402B. the |
402C. upper-end surface | 403. the 4th water chestnut platform | 403A. the 4th pin hole |
| 403B. the |
4A. the |
4B. the |
41. reed in first |
| 42. reed in second | 43. reed in the |
5. descend |
501. |
| 502. the 5th |
502A. the |
502B. the |
502C. upper- |
| 503. the 6th |
503A. the |
503B. the |
5A. the |
| 5B. the |
51. |
52. |
53. the |
| 6. gap between screw | ? | ? | ? |
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
Shown in Fig. 1, Fig. 1 D, Fig. 1 F, a kind of spiral intersection flexible bearing based on reed of the present invention, this bearing includes upper end cap 1, lower end cap 2, upper reed plate 3, middle reed 4, lower reed 5 and tapered dowel (i.e. the first tapered dowel 3A, the second tapered dowel 3B, triconic pin 4A, the 4th tapered dowel 4B, the 5th tapered dowel 5A, the 6th tapered dowel 5B);
The first tapered dowel 3A, the second tapered dowel 3B, triconic pin 4A, the 4th tapered dowel 4B, the 5th tapered dowel 5A are identical with the structure of the 6th tapered dowel 5B, shown in Fig. 1 E.The first tapered dowel 3A is provided with cylindrical section 3A-1 and conical section 3A-2, and the pin hole that cylindrical section 3A-1 is used on the water chestnut platform with reed cooperates, and conical section 3A-2 is for cooperating with positioning hole in the groove.
In the present invention, intersect the diameter of flexible bearing based on the spiral of reed and be designated as D, highly be designated as H, referring to shown in Figure 1.Usually, D=1.3H～1.5H, H=10mm～45mm.
In order to realize that the spiral based on reed that the present invention designs intersects flexible bearing when rotatablely moving, there is not mutual interference in upper and lower two end caps, have designed gap between screw 6.
Take up an official post at the outer edge of vertical plate face 13 of upper end cap 1 and to get any and be designated as B
1, take up an official post at the outer edge of vertical plate face 23 of lower end cap 2 and to get any and be designated as A
1, connect B
1Point and A
1Point forms B
1A
1Line is so that B
1A
1Line parallel is in the inner plate surface 11A of the upper plate 11 of upper end cap 1; Cross B
1A
1Line does to be parallel to the plane (being designated as the first plane) of inner plate surface 11A, and then the first plane and medial axis meet at any and be designated as O
1, ∠ A
1O
1B
1Be the counterclockwise corner α of bearing.
Get the spiral starting point B of upper end cap 1
2, cross B
2Point does to be parallel to the plane (being designated as the second plane) of inner plate surface 11A, and then the second plane and medial axis meet at any and be designated as O
2, the outer contour of the spiral inclination body 22 of the second plane and lower end cap 2 meets at any and is designated as A
2, ∠ A
2O
2B
2Be the clockwise corner β of bearing.
The counterclockwise corner α of the present invention's design is identical with the angle of clockwise corner β.The gap width of gap between screw 6 is determined that by the bearing rotary scope the attainable hard-over of spiral intersection flexible bearing of the present invention should equal counterclockwise corner α or clockwise corner β.α=β=15 °～25 ° usually.
(1) upper end cap 1
Shown in Fig. 1, Figure 1B, Fig. 5, Fig. 5 A, Fig. 5 B, Fig. 5 C, an end of upper end cap 1 adopts the spiral inclination curved design, and the other end designs for platen surface.Upper end cap 1 structural member that is formed in one.Upper end cap 1 adopts stainless steel material processing.
The center of described upper plate 11 is provided with cavity 1K, this cavity 1K be used for to place and to intersect flexible bearing with three reed spirals of the present invention's design and be fixed a supporting element that is connected, and mainly also is to realize that the three reed spirals intersection flexible bearing of the present invention's design and the mounting point between the supporting element locate.
It can be 3 or 4 that described upper plate 11 is provided with the first through hole 1A, the second through hole 1B, third through-hole 1C and the first tapped hole 1D(); Described the first tapped hole 1D is used for mounting screw, realizes fixing between upper end cap 1 and the supporting element by this screw; The first through hole 1A is used for the second pin 3B and passes, and the second through hole 1B is used for the 4th pin 4B and passes, and third through-hole 1C is used for the 6th pin 5B and passes.
The the second pin 3B that passes the first through hole 1A passes the second pin hole 303A on the second water chestnut platform 303 of the first upper reed plate 3 again, and the cylindrical section of the second pin 3B places in the second pin hole 303A, and the conical section of the second pin 3B is installed in the 6th positioning hole 2J of the 6th groove 22C of lower end cap 2.
The 4th pin 4B that passes the second through hole 1B passes the 4th pin hole 403A on the 4th water chestnut platform 403 of the second upper reed plate 4 again, and the cylindrical section of the 4th pin 4B places in the 4th pin hole 403A, and the conical section of the 4th pin 4B is installed in the 5th positioning hole 2I of the 5th groove 22B of lower end cap 2.
The 6th pin 5B that passes third through-hole 1C passes the 6th pin hole 503A on the 6th water chestnut platform 503 of the 3rd upper reed plate 5 again, and the cylindrical section of the 6th pin 5B places in the 6th pin hole 503A, and the conical section of the 6th pin 5B is installed in the 4th positioning hole 2H of the 4th groove 22A of lower end cap 2.
Have the first groove 12A, the second groove 12B, the 3rd groove 12C on the described spiral inclination body 12;
The bottom of the first groove 12A is the first mounting platform 1E, has the first positioning hole 1H in the first mounting platform 1E; The conical section 3A-2 of the first pin 3A is installed in the first positioning hole 1H;
The bottom of the second groove 12B is the second mounting platform 1F, has the second positioning hole 1I in the second mounting platform 1F; The conical section of the 3rd pin 4A is installed in the second positioning hole 1I;
The bottom of the 3rd groove 12C is the 3rd mounting platform 1G, has the 3rd positioning hole 1J in the 3rd mounting platform 1G; The conical section of the 5th pin 5A is installed in the 3rd positioning hole 1J.
In the present invention, the thickness of upper plate 11 is designated as H
11, vertical plate face 13 of spiral inclination body 12 highly is designated as H
13, the first mounting platform 1E is designated as H apart from the distance of the inner plate surface 11A of upper plate 11
1E, the second mounting platform 1F is designated as H apart from the distance of the inner plate surface 11A of upper plate 11
1F, the 3rd mounting platform 1G is designated as H apart from the distance of the inner plate surface 11A of upper plate 11
1GSize relationship is: H
11=0.1H～0.13H, H
13=0.7H～0.8H, H
1E=0.037H～0.039H, H
1F=0.27H～0.28H, H
1G=0.5H～0.51H.Mounting platform adopts and the distance of inner plate surface 11A is the design of different heights, is not produce interference when installing in order to guarantee that three reed spirals intersect; Simultaneously also be in order to guarantee that when dynamic loadings, spiral intersection flexible bearing of the present invention has large stroke.
In the present invention, the pitch of the helix of the spiral inclination body 12 of upper end cap 1 is designated as d(shown in Fig. 5 C), it is relevant that the pitch d of helix and spiral intersect the height H of flexible bearing, i.e. d=0.97H～0.99H.
(2) lower end cap 2
Shown in Fig. 1, Figure 1B, Fig. 6, Fig. 6 A, Fig. 6 B, Fig. 6 C, an end of lower end cap 2 adopts the spiral inclination curved design, and the other end designs for platen surface.Lower end cap 2 structural member that is formed in one.Lower end cap 2 adopts stainless steel material processing.
The center of described lower roof plate 21 is provided with cavity 2K, this cavity 2K be used for to place and to intersect flexible bearing with three reed spirals of the present invention's design and be fixed another supporting element that is connected, and mainly also is to realize that the three reed spirals intersection flexible bearing of the present invention's design and the mounting point between another supporting element locate.
It can be 3 or 4 that described lower roof plate 21 is provided with fourth hole 2A, fifth hole 2B, the 6th through hole 2C and the second tapped hole 2D(); Described the second tapped hole 2D is used for mounting screw, realizes fixing between lower end cap 2 and another supporting element by this screw; Fourth hole 2A is used for the first pin 3A and passes, and fifth hole 2B is used for the 3rd pin 4A and passes, and the 6th through hole 2C is used for the 5th pin 5A and passes.
The the first pin 3A that passes fourth hole 2A passes the first pin hole 302A on the first water chestnut platform 302 of the first upper reed plate 3 again, and the cylindrical section 3A-1 of the first pin 3A places in the first pin hole 302A, and the conical section 3A-2 of the first pin 3A is installed in the first positioning hole 1H of the first groove 12A of upper end cap 1.
The 3rd pin 4A that passes fifth hole 2B passes the 3rd pin hole 402A on the 3rd water chestnut platform 402 of the second upper reed plate 4 again, and the cylindrical section of the 3rd pin 4A places in the 3rd pin hole 402A, and the conical section of the 3rd pin 4A is installed in the second positioning hole 1I of the second groove 12B of upper end cap 1.
The 5th pin 5A that passes the 6th through hole 2C passes the 5th pin hole 502A on the 5th water chestnut platform 502 of the 3rd upper reed plate 5 again, and the cylindrical section of the 5th pin 5A places in the 5th pin hole 502A, and the conical section of the 5th pin 5A is installed in the 3rd positioning hole 1J of the 3rd groove 12C of upper end cap 1.
Have the 4th groove 22A, the 5th groove 22B, the 6th groove 22C on the described spiral inclination body 22;
The bottom of the 4th groove 22A is the 4th mounting platform 2E, has the 4th positioning hole 2H in the 4th mounting platform 2E; The conical section of the second pin 3B is installed in the 4th positioning hole 2H;
The bottom of the 5th groove 22B is the 5th mounting platform 2F, has the 5th positioning hole 2I in the 5th mounting platform 2F; The conical section of the 4th pin 4B is installed in the 5th positioning hole 2I;
The bottom of the 6th groove 22C is the 6th mounting platform 2G, has the 6th positioning hole 2J in the 3rd mounting platform 1G; The conical section of the 6th pin 5B is installed in the 6th positioning hole 2J.
In the present invention, the thickness of lower roof plate 21 is designated as H
21(H
21=H
11), vertical plate face 23 of spiral inclination body 22 highly is designated as H
23(H
23=H
13), the 4th mounting platform 2E is designated as H apart from the distance of the inner plate surface 21A of lower roof plate 21
2E(H
2E=H
1E), the 5th mounting platform 2F is designated as H apart from the distance of the inner plate surface 21A of lower roof plate 21
2F(H
2F=H
1F), the 6th mounting platform 2G is designated as H apart from the distance of the inner plate surface 21A of lower roof plate 21
2G(H
2G=H
1G); Size relationship is: H
21=0.1H～0.13H, H
23=0.7H～0.8H, H
2E=0.037H～0.039H, H
2F=0.27H～0.28H, H
2G=0.5H～0.51H.Mounting platform adopts and the distance of inner plate surface 21A is the design of different heights, is not produce interference when installing in order to guarantee that three reed spirals intersect; Simultaneously also be in order to guarantee that when dynamic loadings, spiral intersection flexible bearing of the present invention has large stroke.
In the present invention, the pitch of the helix of the spiral inclination body 22 of lower end cap 2 is designated as d(shown in Fig. 6 C), it is relevant that the pitch d of helix and spiral intersect the height H of flexible bearing, i.e. d=0.97H～0.99H.
(3) upper reed plate 3
Referring to shown in Figure 2, upper reed plate 3 is provided with upper reed plate body 301, the first water chestnut platform 302, the second water chestnut platform 303; The first water chestnut platform 302 and the second water chestnut platform 303 are arranged on the two ends of upper reed plate body 301.
The center of described the first water chestnut platform 302 has the first pin hole 302A, the conical section 3A-2 that this first pin hole 302A is used for the first pin 3A passes, and the cylindrical section 3A-1 of the first pin 3A places in the first pin hole 302A, and the conical section 3A-2 of the first pin 3A is installed in the first positioning hole 1H of upper end cap 1.
Described the first water chestnut platform 302 is provided with the first opening 302B, this first opening 302B is conducive to the first water chestnut platform 302 dilatancy when the first pin 3A passes the first pin hole 302A, realizes that the extruding between the first groove 12A of the first water chestnut platform 302 and upper end cap 1 is installed.
The center of described the second water chestnut platform 303 has the second pin hole 303A, the conical section that this second pin hole 303A is used for the second pin 3B passes, and the cylindrical section of the second pin 3B places in the second pin hole 303A, and the conical section of the second pin 3B is installed in the 6th positioning hole 2J of lower end cap 2.
Described the second water chestnut platform 303 is provided with the second opening 303B, this second opening 303B is conducive to the second water chestnut platform 303 dilatancy when the second pin 3B passes the second pin hole 303A, realizes that the extruding between the 6th groove 22C of the second water chestnut platform 303 and lower end cap 2 is installed.
In the present invention, in order to realize the location and installation of upper reed plate 3 one ends and upper end cap 1, then the upper-end surface 302C with the first water chestnut platform 302 contacts with the first mounting platform 1E.In order to realize the location and installation of upper reed plate 3 the other ends and lower end cap 2, then the lower end surface with the second water chestnut platform 303 contacts with the 6th mounting platform 2G.
In the present invention, intersect the spinfunction of flexible bearing in order to realize a kind of spiral based on reed that the present invention designs, upper reed plate 3 adopts titanium alloys or aluminum alloy material processing.Upper reed plate 3 is designed to sheet form, is conducive to the large stroke distortion in the rotary course.
In the present invention, the rapidoprint of upper reed plate 3 can be Ti-6Al-4V.
In the present invention, the rapidoprint of upper reed plate 3 can be that the trade mark in the aluminum alloy is 7075-T6.
(4) reed 4 in
Referring to shown in Figure 3, middle reed 4 is provided with middle reed body 401, the 3rd water chestnut platform 402, the 4th water chestnut platform 403; The 3rd water chestnut platform 402 and the 4th water chestnut platform 403 are arranged on the two ends of middle reed body 401.
The center of described the 3rd water chestnut platform 402 has the 3rd pin hole 402A, the conical section that the 3rd pin hole 402A is used for the 3rd pin 4A passes, and the cylindrical section of the 3rd pin 4A places in the 3rd pin hole 402A, and the conical section of the 3rd pin 4A is installed in the second positioning hole 1I of upper end cap 1.
Described the 3rd water chestnut platform 402 is provided with the 3rd opening 402B, the 3rd opening 402B is conducive to the 3rd water chestnut platform 402 dilatancy when the 3rd pin 4A passes the 3rd pin hole 402A, realizes that the extruding between the second groove 12B of the 3rd water chestnut platform 402 and upper end cap 1 is installed.
The center of described the 4th water chestnut platform 403 has the 4th pin hole 403A, the conical section that the 4th pin hole 403A is used for the 4th pin 4B passes, and the cylindrical section of the 4th pin 4B places in the 4th pin hole 403A, and the conical section of the 4th pin 4B is installed in the 5th positioning hole 2I of lower end cap 2.
Described the 4th water chestnut platform 403 is provided with the 4th opening 403B, the 4th opening 403B is conducive to the 4th water chestnut platform 403 dilatancy when the 4th pin 4B passes the 4th pin hole 403A, realizes that the extruding between the 5th groove 22B of the 4th water chestnut platform 403 and lower end cap 2 is installed.
In the present invention, for the location and installation of 4 one ends of reed in realizing and upper end cap 1, then the upper-end surface 402C with the 3rd water chestnut platform 402 contacts with the second mounting platform 1F.For the location and installation of 4 the other ends of reed in realizing and lower end cap 2, then the lower end surface with the 4th water chestnut platform 403 contacts with the 5th mounting platform 2F.
In the present invention, intersect the spinfunction of flexible bearing in order to realize a kind of spiral based on reed that the present invention designs, middle reed 4 adopts titanium alloys or aluminum alloy material processing.Middle reed 4 is designed to sheet form, is conducive to the large stroke distortion in the rotary course.
In the present invention, the rapidoprint of middle reed 4 can be Ti-6Al-4V.
In the present invention, the rapidoprint of middle reed 4 can be that the trade mark in the aluminum alloy is 7075-T6.
(5) lower reed 5
Referring to shown in Figure 4, lower reed 5 is provided with lower reed body 501, the 5th water chestnut platform 502, the 6th water chestnut platform 503; The 5th water chestnut platform 502 and the 6th water chestnut platform 503 are arranged on the two ends of lower reed body 501.
The center of described the 5th water chestnut platform 502 has the 5th pin hole 502A, the conical section that the 5th pin hole 502A is used for the 5th pin 5A passes, and the cylindrical section of the 5th pin 5A places in the 5th pin hole 502A, and the conical section of the 5th pin 5A is installed in the 3rd positioning hole 1J of upper end cap 1.
Described the 5th water chestnut platform 502 is provided with the 5th opening 502B, the 5th opening 502B is conducive to the 5th water chestnut platform 502 dilatancy when the 5th pin 5A passes the 5th pin hole 502A, realizes that the extruding between the 3rd groove 12C of the 5th water chestnut platform 502 and upper end cap 1 is installed.
The center of described the 6th water chestnut platform 503 has the 6th pin hole 503A, the conical section that the 6th pin hole 503A is used for the 6th pin 5B passes, and the cylindrical section of the 6th pin 5B places in the 6th pin hole 503A, and the conical section of the 6th pin 5B is installed in the 4th positioning hole 2H of lower end cap 2.
Described the 6th water chestnut platform 503 is provided with the 6th opening 503B, the 6th opening 503B is conducive to the 6th water chestnut platform 503 dilatancy when the 6th pin 5B passes the 6th pin hole 503A, realizes that the extruding between the 4th groove 22A of the 6th water chestnut platform 503 and lower end cap 2 is installed.
In the present invention, in order to realize the location and installation of lower reed 5 one ends and upper end cap 1, then the upper-end surface 502C with the 5th water chestnut platform 502 contacts with the 3rd mounting platform 1G.In order to realize the location and installation of lower reed 5 the other ends and lower end cap 2, then the lower end surface with the 6th water chestnut platform 503 contacts with the 4th mounting platform 2E.
In the present invention, intersect the spinfunction of flexible bearing in order to realize a kind of spiral based on reed that the present invention designs, lower reed 5 adopts titanium alloys or aluminum alloy material processing.Lower reed 5 is designed to sheet form, is conducive to the large stroke distortion in the rotary course.
In the present invention, the rapidoprint of lower reed 5 can be Ti-6Al-4V.
In the present invention, the rapidoprint of lower reed 5 can be that the trade mark in the aluminum alloy is 7075-T6.
Structure referring to reed shown in Fig. 7, Fig. 7 A, be called the second reed structure (namely being with jagged body reed), it is identical with the structure of first time reed 51 to be designated as in reed 41 in the first upper reed plate 31, first, first time reed 51, the first upper reed plate 31, first reed 41.The first upper reed plate 31 is provided with the first upper reed plate body 311, the first water chestnut platform 312, the second water chestnut platform 313, the first breach body 314 and the second breach body 315; The first water chestnut platform 312 and the second water chestnut platform 313 are arranged on the two ends of the first upper reed plate body 311, be in series with between one end of the first water chestnut platform 312 and the first upper reed plate body 311 between the other end of the first breach body 314, the second water chestnut platforms 313 and the first upper reed plate body 311 and be in series with the second breach body 315.Employing can increase the flexibility of bearing in rotary course at the two ends of the first upper reed plate body 311 series connection breach body.
The center of described the first water chestnut platform 312 has the first pin hole 312A, the conical section 3A-2 that this first pin hole 312A is used for the first pin 3A passes, and the cylindrical section 3A-1 of the first pin 3A places in the first pin hole 312A, and the conical section 3A-2 of the first pin 3A is installed in the first positioning hole 1H of upper end cap 1.
Described the first water chestnut platform 312 is provided with the first opening 312B, this first opening 312B is conducive to the first water chestnut platform 312 dilatancy when the first pin 3A passes the first pin hole 312A, realizes that the extruding between the first groove 12A of the first water chestnut platform 312 and upper end cap 1 is installed.
The center of described the second water chestnut platform 313 has the second pin hole 313A, the conical section that this second pin hole 313A is used for the second pin 3B passes, and the cylindrical section of the second pin 3B places in the second pin hole 313A, and the conical section of the second pin 3B is installed in the 6th positioning hole 2J of lower end cap 2.
Described the second water chestnut platform 313 is provided with the second opening 313B, this second opening 313B is conducive to the second water chestnut platform 313 dilatancy when the second pin 3B passes the second pin hole 313A, realizes that the extruding between the 6th groove 22C of the second water chestnut platform 313 and lower end cap 2 is installed.
In the present invention, in order to realize the location and installation of the first upper reed plate 31 1 ends and upper end cap 1, then the upper-end surface with the first water chestnut platform 312 contacts with the first mounting platform 1E.In order to realize the location and installation of the first upper reed plate 31 the other ends and lower end cap 2, then the lower end surface with the second water chestnut platform 313 contacts with the 6th mounting platform 2G.
Structure referring to reed shown in Fig. 8, Fig. 8 A, be called the third reed structure (being the "the" shape reed), it is identical with the structure of second time reed 52 to be designated as in reed 42 in the second upper reed plate 32, second, second time reed 52, the second upper reed plate 32, second reed 42.The second upper reed plate 32 is provided with flexible sheet 324, articulated object 325, lower flexible sheet 326, the first water chestnut platform 322 and the second water chestnut platform 323; The first water chestnut platform 322 is arranged on an end end of lower flexible sheet 326, and the second water chestnut platform 323 is arranged on an end end of flexible sheet 324; Be combined with the other end of lower flexible sheet 326 and the other end of upper flexible sheet 324 respectively in the two ends of articulated object 325.Adopt the folding reed of "the" shape to substitute the first upper reed plate body, can increase the effective length of reed, also increased the angle of swing of bearing simultaneously.
The center of described the first water chestnut platform 322 has the first pin hole 322A, the conical section 3A-2 that this first pin hole 322A is used for the first pin 3A passes, and the cylindrical section 3A-1 of the first pin 3A places in the first pin hole 322A, and the conical section 3A-2 of the first pin 3A is installed in the first positioning hole 1H of upper end cap 1.
Described the first water chestnut platform 322 is provided with the first opening 322B, this first opening 322B is conducive to the first water chestnut platform 322 dilatancy when the first pin 3A passes the first pin hole 322A, realizes that the extruding between the first groove 12A of the first water chestnut platform 322 and upper end cap 1 is installed.
The center of described the second water chestnut platform 323 has the second pin hole 323A, the conical section that this second pin hole 323A is used for the second pin 3B passes, and the cylindrical section of the second pin 3B places in the second pin hole 323A, and the conical section of the second pin 3B is installed in the 6th positioning hole 2J of lower end cap 2.
Described the second water chestnut platform 323 is provided with the second opening 323B, this second opening 323B is conducive to the second water chestnut platform 323 dilatancy when the second pin 3B passes the second pin hole 323A, realizes that the extruding between the 6th groove 22C of the second water chestnut platform 323 and lower end cap 2 is installed.
In the present invention, in order to realize the location and installation of upper the second reed 32 1 ends and upper end cap 1, then the upper-end surface with the first water chestnut platform 322 contacts with the first mounting platform 1E.In order to realize the location and installation of the second upper reed plate 32 the other ends and lower end cap 2, then the lower end surface with the second water chestnut platform 323 contacts with the 6th mounting platform 2G.
Structure referring to reed shown in Fig. 9, Fig. 9 A, be called the 4th kind of reed structure (i.e. " bow " font reed), it is identical with the structure of the 3rd time reed 53 to be designated as in reed 43 in the 3rd upper reed plate 33, the 3rd, the 3rd time reed 53, the three upper reed plate 33, the 3rd reed 43.The 3rd upper reed plate 33 is provided with flexible sheet 334, middle flexible sheet 335, lower flexible sheet 336, the first articulated object 337, the second articulated object 338, the first water chestnut platform 332 and the second water chestnut platform 333; The first water chestnut platform 332 is arranged on an end end of lower flexible sheet 336, and the second water chestnut platform 333 is arranged on an end end of flexible sheet 334; Upper flexible sheet 334 is to being sequentially with the first articulated object 337, middle flexible sheet 335 and the second articulated object 338 between the lower flexible sheet 336.Adopt the folding reed of " bow " font to substitute the first upper reed plate body, can increase the effective length of reed, also increased the angle of swing of bearing simultaneously.
The center of described the first water chestnut platform 332 has the first pin hole 332A, the conical section 3A-2 that this first pin hole 332A is used for the first pin 3A passes, and the cylindrical section 3A-1 of the first pin 3A places in the first pin hole 332A, and the conical section 3A-2 of the first pin 3A is installed in the first positioning hole 1H of upper end cap 1.
Described the first water chestnut platform 332 is provided with the first opening 332B, this first opening 332B is conducive to the first water chestnut platform 332 dilatancy when the first pin 3A passes the first pin hole 332A, realizes that the extruding between the first groove 12A of the first water chestnut platform 332 and upper end cap 1 is installed.
The center of described the second water chestnut platform 333 has the second pin hole 333A, the conical section that this second pin hole 333A is used for the second pin 3B passes, and the cylindrical section of the second pin 3B places in the second pin hole 333A, and the conical section of the second pin 3B is installed in the 6th positioning hole 2J of lower end cap 2.
Described the second water chestnut platform 333 is provided with the second opening 333B, this second opening 333B is conducive to the second water chestnut platform 333 dilatancy when the second pin 3B passes the second pin hole 333A, realizes that the extruding between the 6th groove 22C of the second water chestnut platform 333 and lower end cap 2 is installed.
In the present invention, in order to realize the location and installation of the 3rd upper reed plate 33 1 ends and upper end cap 1, then the upper-end surface with the first water chestnut platform 332 contacts with the first mounting platform 1E.In order to realize the location and installation of the 3rd upper reed plate 33 the other ends and lower end cap 2, then the lower end surface with the second water chestnut platform 333 contacts with the 6th mounting platform 2G.
A kind of spiral based on reed of the present invention design intersects flexible bearing, and the sketch of its motion is shown in Figure 10, Figure 10 A, and the established angle γ between the reed=60 ° in twos among the figure establishes upper end cap 1 and is fixed rigid body, and lower end cap 2 is motion rigid body.When lower end cap 2(motion rigid body) be subject to external force F(tangential force), the P(axial force), the M(moment of flexure) when effect, lower end cap 2(motion rigid body) can approximately along with the distortion of three reeds rotate around reed point of intersection O.Under the texturizing condition of three reeds, lower end cap 2 rotates a certain angle with respect to upper end cap 1 and is designated as rotation angle θ, and the size of described rotation angle θ is determined by the size of external force F, P, M and the rotational stiffness of this bearing.After external force F, P, M disappeared, motion rigid body returned to initial position automatically.Described rotation angle θ refers to the angle that the first line and the second line intersect.The crosspoint of the first line and the second line is designated as O
3Upper reed plate 3 before described the first line refers to be out of shape and the end line between the lower reed 5.End line between upper reed plate 3 after described the second line refers to be out of shape and the lower reed 5.
Claims (8)
1. one kind intersects flexible bearing based on the spiral of reed, and it is characterized in that: this bearing includes upper end cap (1), lower end cap (2), upper reed plate (3), middle reed (4), lower reed (5), the first tapered dowel (3A), the second tapered dowel (3B), triconic pin (4A), the 4th tapered dowel (4B), the 5th tapered dowel (5A) and the 6th tapered dowel (5B);
Upper end cap (1) is formed with a gap between screw (6) after assembling with lower end cap (2); Upper reed plate (3), middle reed (4) and lower reed (5) are installed in upper end cap (1) and the inner cavity that forms of lower end cap (2) by tapered dowel;
Upper end cap (1) is identical with the structure of lower end cap (2);
Upper reed plate (3), middle reed (4) are identical with the structure of lower reed (5);
The first tapered dowel (3A), the second tapered dowel (3B), triconic pin (4A), the 4th tapered dowel (4B), the 5th tapered dowel (5A) are identical with the structure of the 6th tapered dowel (5B); The first tapered dowel (3A) is provided with cylindrical section (3A-1) and conical section (3A-2);
Upper end cap (1) is provided with upper plate (11) and spiral inclination body (12), and the vertical plane of spiral inclination body (12) is called vertical plate face (13);
The center of described upper plate (11) is provided with cavity (1K);
Described upper plate (11) is provided with the first through hole (1A), the second through hole (1B), third through-hole (1C) and the first tapped hole (1D); Described the first tapped hole (1D) is used for mounting screw, realizes fixing between upper end cap (1) and the supporting element by this screw; The first through hole (1A) is used for the second pin (3B) and passes, and the second through hole (1B) is used for the 4th pin (4B) and passes, and third through-hole (1C) is used for the 6th pin (5B) and passes;
The second pin (3B) that passes the first through hole (1A) passes the second pin hole (303A) on the second water chestnut platform (303) of the first upper reed plate (3) again, and the cylindrical section of the second pin (3B) places in the second pin hole (303A), and the conical section of the second pin (3B) is installed in the 6th positioning hole (2J) of the 6th groove (22C) of lower end cap (2).
The 4th pin (4B) that passes the second through hole (1B) passes the 4th pin hole (403A) on the 4th water chestnut platform (403) of the second upper reed plate (4) again, and the cylindrical section of the 4th pin (4B) places in the 4th pin hole (403A), and the conical section of the 4th pin (4B) is installed in the 5th positioning hole (2I) of the 5th groove (22B) of lower end cap (2).
The 6th pin (5B) that passes third through-hole (1C) passes the 6th pin hole (503A) on the 6th water chestnut platform (503) of the 3rd upper reed plate (5) again, and the cylindrical section of the 6th pin (5B) places in the 6th pin hole (503A), and the conical section of the 6th pin (5B) is installed in the 4th positioning hole (2H) of the 4th groove (22A) of lower end cap (2).
Have the first groove (12A), the second groove (12B), the 3rd groove (12C) on the described spiral inclination body (12);
The bottom of the first groove (12A) is the first mounting platform (1E), has the first positioning hole (1H) in the first mounting platform (1E); The conical section (3A-2) of the first pin (3A) is installed in the first positioning hole (1H);
The bottom of the second groove (12B) is the second mounting platform (1F), has the second positioning hole (1I) in the second mounting platform (1F); The conical section of the 3rd pin (4A) is installed in the second positioning hole (1I);
The bottom of the 3rd groove (12C) is the 3rd mounting platform (1G), has the 3rd positioning hole (1J) in the 3rd mounting platform (1G); The conical section of the 5th pin (5A) is installed in the 3rd positioning hole (1J).
Lower end cap (2) is provided with lower roof plate (21) and spiral inclination body (22), and the vertical plane of spiral inclination body (22) is called vertical plate face (23).
The center of described lower roof plate (21) is provided with cavity (2K), this cavity (2K) be used for to be placed and to be intersected flexible bearing with three reed spirals of the present invention's design and be fixed another supporting element that is connected, and mainly also is to realize that the three reed spirals intersection flexible bearing of the present invention's design and the mounting point between another supporting element locate.
Described lower roof plate (21) is provided with fourth hole (2A), fifth hole (2B), the 6th through hole (2C) and the second tapped hole (2D) (can be 3 or 4); Described the second tapped hole (2D) is used for mounting screw, realizes fixing between lower end cap (2) and another supporting element by this screw; Fourth hole (2A) is used for the first pin (3A) and passes, and fifth hole (2B) is used for the 3rd pin (4A) and passes, and the 6th through hole (2C) is used for the 5th pin (5A) and passes.
The first pin (3A) that passes fourth hole (2A) passes the first pin hole (302A) on the first water chestnut platform (302) of the first upper reed plate (3) again, and the cylindrical section (3A-1) of the first pin (3A) places in the first pin hole (302A), and the conical section (3A-2) of the first pin (3A) is installed in first positioning hole (1H) of the first groove (12A) of upper end cap (1).
The 3rd pin (4A) that passes fifth hole (2B) passes the 3rd pin hole (402A) on the 3rd water chestnut platform (402) of the second upper reed plate (4) again, and the cylindrical section of the 3rd pin (4A) places in the 3rd pin hole (402A), and the conical section of the 3rd pin (4A) is installed in second positioning hole (1I) of the second groove (12B) of upper end cap (1).
The 5th pin (5A) that passes the 6th through hole (2C) passes the 5th pin hole (502A) on the 5th water chestnut platform (502) of the 3rd upper reed plate (5) again, and the cylindrical section of the 5th pin (5A) places in the 5th pin hole (502A), and the conical section of the 5th pin (5A) is installed in the 3rd positioning hole (1J) of the 3rd groove (12C) of upper end cap (1).
Have the 4th groove (22A), the 5th groove (22B), the 6th groove (22C) on the described spiral inclination body (22);
The bottom of the 4th groove (22A) is the 4th mounting platform (2E), has the 4th positioning hole (2H) in the 4th mounting platform (2E); The conical section of the second pin (3B) is installed in the 4th positioning hole (2H);
The bottom of the 5th groove (22B) is the 5th mounting platform (2F), has the 5th positioning hole (2I) in the 5th mounting platform (2F); The conical section of the 4th pin (4B) is installed in the 5th positioning hole (2I);
The bottom of the 6th groove (22C) is the 6th mounting platform (2G), has the 6th positioning hole (2J) in the 3rd mounting platform (1G); The conical section of the 6th pin (5B) is installed in the 6th positioning hole (2J).
Upper reed plate (3) is provided with upper reed plate body (301), the first water chestnut platform (302), the second water chestnut platform (303); The first water chestnut platform (302) and the second water chestnut platform (303) are arranged on the two ends of upper reed plate body (301).
The center of described the first water chestnut platform (302) has the first pin hole (302A), the conical section (3A-2) that this first pin hole (302A) is used for the first pin (3A) passes, and the cylindrical section (3A-1) of the first pin (3A) places in the first pin hole (302A), and the conical section (3A-2) of the first pin (3A) is installed in first positioning hole (1H) of upper end cap (1).
Described the first water chestnut platform (302) is provided with first and opens (302B), this first is opened (302B) and is conducive to the first water chestnut platform (302) dilatancy when the first pin (3A) passes the first pin hole (302A), realizes that the extruding between first groove (12A) of the first water chestnut platform (302) and upper end cap (1) is installed.
The center of described the second water chestnut platform (303) has the second pin hole (303A), the conical section that this second pin hole (303A) is used for the second pin (3B) passes, and the cylindrical section of the second pin (3B) places in the second pin hole (303A), and the conical section of the second pin (3B) is installed in the 6th positioning hole (2J) of lower end cap (2).
Described the second water chestnut platform (303) is provided with second and opens (303B), this second is opened (303B) and is conducive to the second water chestnut platform (303) dilatancy when the second pin (3B) passes the second pin hole (303A), realizes that the extruding between the 6th groove (22C) of the second water chestnut platform (303) and lower end cap (2) is installed.
Middle reed (4) is provided with middle reed body (401), the 3rd water chestnut platform (402), the 4th water chestnut platform (403); The 3rd water chestnut platform (402) and the 4th water chestnut platform (403) are arranged on the two ends of middle reed body (401).
The center of described the 3rd water chestnut platform (402) has the 3rd pin hole (402A), the conical section that the 3rd pin hole (402A) is used for the 3rd pin (4A) passes, and the cylindrical section of the 3rd pin (4A) places in the 3rd pin hole (402A), and the conical section of the 3rd pin (4A) is installed in second positioning hole (1I) of upper end cap (1).
Described the 3rd water chestnut platform (402) is provided with the 3rd opening (402B), the 3rd opening (402B) is conducive to the 3rd water chestnut platform (402) dilatancy when the 3rd pin (4A) passes the 3rd pin hole (402A), realizes that the extruding between second groove (12B) of the 3rd water chestnut platform (402) and upper end cap (1) is installed.
The center of described the 4th water chestnut platform (403) has the 4th pin hole (403A), the conical section that the 4th pin hole (403A) is used for the 4th pin (4B) passes, and the cylindrical section of the 4th pin (4B) places in the 4th pin hole (403A), and the conical section of the 4th pin (4B) is installed in the 5th positioning hole (2I) of lower end cap (2).
Described the 4th water chestnut platform (403) is provided with the 4th opening (403B), the 4th opening (403B) is conducive to the 4th water chestnut platform (403) dilatancy when the 4th pin (4B) passes the 4th pin hole (403A), realizes that the extruding between the 5th groove (22B) of the 4th water chestnut platform (403) and lower end cap (2) is installed.
Lower reed (5) is provided with lower reed body (501), the 5th water chestnut platform (502), the 6th water chestnut platform (503); The 5th water chestnut platform (502) and the 6th water chestnut platform (503) are arranged on the two ends of lower reed body (501).
The center of described the 5th water chestnut platform (502) has the 5th pin hole (502A), the conical section that the 5th pin hole (502A) is used for the 5th pin (5A) passes, and the cylindrical section of the 5th pin (5A) places in the 5th pin hole (502A), and the conical section of the 5th pin (5A) is installed in the 3rd positioning hole (1J) of upper end cap (1).
Described the 5th water chestnut platform (502) is provided with the 5th opening (502B), the 5th opening (502B) is conducive to the 5th water chestnut platform (502) dilatancy when the 5th pin (5A) passes the 5th pin hole (502A), realizes that the extruding between the 3rd groove (12C) of the 5th water chestnut platform (502) and upper end cap (1) is installed.
The center of described the 6th water chestnut platform (503) has the 6th pin hole (503A), the conical section that the 6th pin hole (503A) is used for the 6th pin (5B) passes, and the cylindrical section of the 6th pin (5B) places in the 6th pin hole (503A), and the conical section of the 6th pin (5B) is installed in the 4th positioning hole (2H) of lower end cap (2).
Described the 6th water chestnut platform (503) is provided with the 6th opening (503B), the 6th opening (503B) is conducive to the 6th water chestnut platform (503) dilatancy when the 6th pin (5B) passes the 6th pin hole (503A), realizes that the extruding between the 4th groove (22A) of the 6th water chestnut platform (503) and lower end cap (2) is installed.
2. the spiral based on reed according to claim 1 intersects flexible bearing, it is characterized in that: described upper reed plate (3), middle reed (4) and lower reed (5) are replaced with when being with jagged body reed, and then the structure with jagged body reed is:
The first upper reed plate (31) is provided with the first upper reed plate body (311), the first water chestnut platform (312), the second water chestnut platform (313), the first breach body (314) and the second breach body (315); The first water chestnut platform (312) and the second water chestnut platform (313) are arranged on the two ends of the first upper reed plate body (311), be in series with the first breach body (314) between one end of the first water chestnut platform (312) and the first upper reed plate body (311), be in series with the second breach body (315) between the other end of the second water chestnut platform (313) and the first upper reed plate body (311).
3. the spiral based on reed according to claim 1 intersects flexible bearing, and it is characterized in that: when described upper reed plate (3), middle reed (4) and lower reed (5) were replaced with the "the" shape reed, then the structure of "the" shape reed was:
The second upper reed plate (32) is provided with flexible sheet (324), articulated object (325), lower flexible sheet (326), the first water chestnut platform (322) and the second water chestnut platform (323); The first water chestnut platform (322) is arranged on an end end of lower flexible sheet (326), and the second water chestnut platform (323) is arranged on an end end of flexible sheet (324); Be combined with the other end of lower flexible sheet (326) and the other end of upper flexible sheet (324) respectively in the two ends of articulated object (325).
4. the spiral based on reed according to claim 1 intersects flexible bearing, and it is characterized in that: when described upper reed plate (3), middle reed (4) and lower reed (5) were replaced with " bow " font reed, then the structure of " bow " font reed was:
The 3rd upper reed plate (33) is provided with flexible sheet (334), middle flexible sheet (335), lower flexible sheet (336), the first articulated object (337), the second articulated object (338), the first water chestnut platform (332) and the second water chestnut platform (333); The first water chestnut platform (332) is arranged on an end end of lower flexible sheet (336), and the second water chestnut platform (333) is arranged on an end end of flexible sheet (334); Upper flexible sheet (334) is sequentially with the first articulated object (337), middle flexible sheet (335) and the second articulated object (338) between the lower flexible sheet (336).
5. the spiral intersection flexible bearing based on reed according to claim 1 is characterized in that: upper reed plate (3), middle reed (4) and lower reed (5) employing titanium alloy or aluminum alloy material processing.
6. the spiral intersection flexible bearing based on reed according to claim 1 is characterized in that: the pitch d=0.97H of the helix of the spiral inclination body (12) of upper end cap (1)～0.99H; The pitch d=0.97H of the helix of the spiral inclination body (22) of lower end cap (2)～0.99H.
7. the spiral based on reed according to claim 1 intersects flexible bearing, it is characterized in that: intersect the diameter of flexible bearing based on the spiral of reed and be designated as D, highly be designated as H, and D=1.3H～1.5H, H=10mm～45mm.
8. the spiral based on reed according to claim 1 intersects flexible bearing, it is characterized in that: the gap width of gap between screw (6) is determined by described spiral intersection flexible bearing rotating range, and described spiral intersects hard-over that flexible bearing realizes and should be not more than counterclockwise corner α or clockwise corner β, and α=β=15 °～25 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210541259.8A CN102996633B (en) | 2012-12-13 | 2012-12-13 | Spiral cross flexible bearing based on reed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210541259.8A CN102996633B (en) | 2012-12-13 | 2012-12-13 | Spiral cross flexible bearing based on reed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102996633A true CN102996633A (en) | 2013-03-27 |
| CN102996633B CN102996633B (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210541259.8A Expired - Fee Related CN102996633B (en) | 2012-12-13 | 2012-12-13 | Spiral cross flexible bearing based on reed |
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| CN (1) | CN102996633B (en) |
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| CN103851077A (en) * | 2014-03-14 | 2014-06-11 | 北京航空航天大学 | Zero-rigidity flexible bearing |
| CN104696358A (en) * | 2015-02-11 | 2015-06-10 | 西安聚新航空科技有限公司 | High-precision angle bearing and angle adjusting method |
| CN110525620A (en) * | 2019-09-05 | 2019-12-03 | 西北工业大学 | A kind of axial rotating mechanism of the passive bending of the cross reed based on variable cross-section |
| CN110550170A (en) * | 2019-09-05 | 2019-12-10 | 西北工业大学 | Bending and axial rotating mechanism based on parallel free end crossed reed |
| CN110550171A (en) * | 2019-09-05 | 2019-12-10 | 西北工业大学 | Passive bending axial rotation mechanism based on cambered surface free end and three-reed crossed reed |
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| CN201407282Y (en) * | 2009-05-12 | 2010-02-17 | 常州冷源动力科技有限公司 | Flexible bearing |
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| DE19920629C2 (en) * | 1999-05-05 | 2003-08-28 | Fag Kugelfischer Ag & Co Kg | Ball bearings in a housing closed on one side |
| US20010014264A1 (en) * | 1999-09-01 | 2001-08-16 | Shop Vac Corporation | Dual function retainer clip |
| CN201407282Y (en) * | 2009-05-12 | 2010-02-17 | 常州冷源动力科技有限公司 | Flexible bearing |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103851077A (en) * | 2014-03-14 | 2014-06-11 | 北京航空航天大学 | Zero-rigidity flexible bearing |
| CN104696358A (en) * | 2015-02-11 | 2015-06-10 | 西安聚新航空科技有限公司 | High-precision angle bearing and angle adjusting method |
| CN110525620A (en) * | 2019-09-05 | 2019-12-03 | 西北工业大学 | A kind of axial rotating mechanism of the passive bending of the cross reed based on variable cross-section |
| CN110550170A (en) * | 2019-09-05 | 2019-12-10 | 西北工业大学 | Bending and axial rotating mechanism based on parallel free end crossed reed |
| CN110550171A (en) * | 2019-09-05 | 2019-12-10 | 西北工业大学 | Passive bending axial rotation mechanism based on cambered surface free end and three-reed crossed reed |
| CN110550171B (en) * | 2019-09-05 | 2021-04-02 | 西北工业大学 | Passive bending axial rotation mechanism based on cambered surface free end and three-reed crossed reed |
| CN110525620B (en) * | 2019-09-05 | 2021-06-11 | 西北工业大学 | Passive bending axial rotating mechanism of cross reed based on variable cross section |
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| Publication number | Publication date |
|---|---|
| CN102996633B (en) | 2015-05-06 |
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