CN102996633B - Spiral cross flexible bearing based on reed - Google Patents
Spiral cross flexible bearing based on reed Download PDFInfo
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- CN102996633B CN102996633B CN201210541259.8A CN201210541259A CN102996633B CN 102996633 B CN102996633 B CN 102996633B CN 201210541259 A CN201210541259 A CN 201210541259A CN 102996633 B CN102996633 B CN 102996633B
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- reed
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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 based on reed intersection flexible bearing.
Background technique
Bearing is the component for determining running shaft and other part relative movement positions, plays supporting or leading role.Flexible bearing is then a kind of specific bearing being different from rigid bearing, and its working principle utilizes flexible unit be out of shape under external force thus produce relative rotation.Flexible bearing has the obvious advantage that a lot of rigid bearing does not have: without friction; Gapless; Self contering; Without the need to lubrication; Maintenance free; Life-span is long; Install simple; Can vacuum application etc.Exactly because these advantages, flexible bearing favored by the scientific research personnel being engaged in the delicate fields such as precision positioning, micromotion platform deeply, and in low temperature spectrometer, light source synchronous accelerator, the adjustment of weather satellite optical device, the applications such as aligning guide of microwave antenna on adaptive field regulating mechanism, astrovehicle on astronomical telescope.Right numerous flexible hinge (as gap type flexible hinge, cross reed flexible hinge) stays in laboratory applications level more, and the little or structure of angle range is not compact etc., and shortcoming limits its extensive use.
Summary of the invention
The object of this invention is to provide a kind of spiral based on reed intersection flexible bearing, the reed that this bearing utilizes three structures identical spatially spiral combined crosswise successively, coordinate metal (upper end cap, can form the structure flexible bearing closely of a kind of Long Distances (maximum 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, coordinate the reed installing different structure form can configure the flexible bearing of multiple different performance, different applications can be met.
A kind of intersection of the spiral based on reed flexible bearing 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);
A gap between screw (6) is formed after upper end cap (1) and lower end cap (2) assemble; Upper reed plate (3), middle reed (4) and lower reed (5) are arranged on upper end cap (1) with in the inner cavity formed 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);
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); 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 longitudinal 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 first tapped hole (1D), for mounting screw, realizes fixing between upper end cap (1) and supporting element by this screw; First through hole (1A) passes for the second pin (3B), and the second through hole (1B) passes for the 4th pin (4B), and third through-hole (1C) passes for the 6th pin (5B);
The second pin (3B) through 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) is placed in the second pin hole (303A), 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) through 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) is placed in the 4th pin hole (403A), 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) through 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) is placed in the 6th pin hole (503A), 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).
Described spiral inclination body (12) has the first groove (12A), the second groove (12B), the 3rd groove (12C);
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 longitudinal plate face (23).
The center of described lower roof plate (21) is provided with cavity (2K), this cavity (2K) intersects flexible bearing and is fixed for placing the three reed spirals designed with the present invention another supporting element be connected, and is also mainly that the mounting point that the three reed spirals realizing the present invention's design intersect between flexible bearings and another supporting element is located.
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 second tapped hole (2D), for mounting screw, realizes fixing between lower end cap (2) and another supporting element by this screw; Fourth hole (2A) passes for the first pin (3A), and fifth hole (2B) passes for the 3rd pin (4A), and the 6th through hole (2C) passes for the 5th pin (5A).
The first pin (3A) through 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) is placed in the first pin hole (302A), the conical section (3A-2) of the first pin (3A) is installed in first positioning hole (1H) of first groove (12A) of upper end cap (1).
The 3rd pin (4A) through 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) is placed in the 3rd pin hole (402A), the conical section of the 3rd pin (4A) is installed in second positioning hole (1I) of second groove (12B) of upper end cap (1).
The 5th pin (5A) through 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) is placed in the 5th pin hole (502A), 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).
Described spiral inclination body (22) has the 4th groove (22A), the 5th groove (22B), the 6th groove (22C);
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); 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 first water chestnut platform (302) has the first pin hole (302A), this first pin hole (302A) passes for the conical section (3A-2) of the first pin (3A), and the cylindrical section (3A-1) of the first pin (3A) is placed in the first pin hole (302A), the conical section (3A-2) of the first pin (3A) is arranged in first positioning hole (1H) of upper end cap (1).
Described 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) at the first pin (3A) through dilatancy time the first pin hole (302A), and the extruding realized between the first water chestnut platform (302) and first groove (12A) of upper end cap (1) is installed.
The center of described second water chestnut platform (303) has the second pin hole (303A), this second pin hole (303A) passes for the conical section of the second pin (3B), and the cylindrical section of the second pin (3B) is placed in the second pin hole (303A), the conical section of the second pin (3B) is arranged in the 6th positioning hole (2J) of lower end cap (2).
Described 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) at the second pin (3B) through dilatancy time the second pin hole (303A), and the extruding realized between the second water chestnut platform (303) and the 6th groove (22C) of 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); 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 3rd water chestnut platform (402) has the 3rd pin hole (402A), 3rd pin hole (402A) passes for the conical section of the 3rd pin (4A), and the cylindrical section of the 3rd pin (4A) is placed in the 3rd pin hole (402A), the conical section of the 3rd pin (4A) is arranged in second positioning hole (1I) of upper end cap (1).
Described 3rd water chestnut platform (402) is provided with the 3rd opening (402B), 3rd opening (402B) is conducive to the 3rd water chestnut platform (402) at the 3rd pin (4A) through dilatancy time the 3rd pin hole (402A), and the extruding realized between the 3rd water chestnut platform (402) and second groove (12B) of upper end cap (1) is installed.
The center of described 4th water chestnut platform (403) has the 4th pin hole (403A), 4th pin hole (403A) passes for the conical section of the 4th pin (4B), and the cylindrical section of the 4th pin (4B) is placed in the 4th pin hole (403A), the conical section of the 4th pin (4B) is arranged in the 5th positioning hole (2I) of lower end cap (2).
Described 4th water chestnut platform (403) is provided with the 4th and opens (403B), 4th opening (403B) is conducive to the 4th water chestnut platform (403) at the 4th pin (4B) through dilatancy time the 4th pin hole (403A), and the extruding realized between the 4th water chestnut platform (403) and the 5th groove (22B) of 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); 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 5th water chestnut platform (502) has the 5th pin hole (502A), 5th pin hole (502A) passes for the conical section of the 5th pin (5A), and the cylindrical section of the 5th pin (5A) is placed in the 5th pin hole (502A), the conical section of the 5th pin (5A) is arranged in the 3rd positioning hole (1J) of upper end cap (1).
Described 5th water chestnut platform (502) is provided with the 5th and opens (502B), 5th opens (502B) is conducive to the 5th water chestnut platform (502) at the 5th pin (5A) through dilatancy time the 5th pin hole (502A), and the extruding realized between the 5th water chestnut platform (502) and the 3rd groove (12C) of upper end cap (1) is installed.
The center of described 6th water chestnut platform (503) has the 6th pin hole (503A), 6th pin hole (503A) passes for the conical section of the 6th pin (5B), and the cylindrical section of the 6th pin (5B) is placed in the 6th pin hole (503A), the conical section of the 6th pin (5B) is arranged in the 4th positioning hole (2H) of lower end cap (2).
Described 6th water chestnut platform (503) is provided with the 6th and opens (503B), 6th opens (503B) is conducive to the 6th water chestnut platform (503) at the 6th pin (5B) through dilatancy time the 6th pin hole (503A), and the extruding realized between the 6th water chestnut platform (503) and the 4th groove (22A) of 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 the flexible bearing coordinating and formed, angle range very large (maximum reach positive and negative 25 °), have greatly expanded its application area.
2. three reed equal distribution, improve radial rigidity and the axial rigidity of flexible bearing, and then improve the useful load of bearing.Remain the advantage of flexible bearing high-accuracy high-resolution simultaneously.
3., under the design conditions not changing bearing (ball) cover, the flexible bearing that reed shape configures different performance can arbitrarily be changed.
4. the design of spiral end cap makes bearing structure closely, and good mechanical interface makes the peripheral component Interface design of same bearing fit become easy simultaneously.
Accompanying drawing explanation
Fig. 1 is the external structure of a kind of intersection of the spiral based on the reed flexible bearing in the present invention.
Figure 1A is face of the facing structural drawing of a kind of intersection of the spiral based on the reed flexible bearing in the present invention.
Figure 1B is that a kind of spiral based on reed in the present invention intersects the left side of flexible bearing and looks face structural drawing.
Fig. 1 C is that a kind of spiral based on reed in the present invention intersects the right side of flexible bearing and looks face structural drawing.
Fig. 1 D is the structural drawing of a kind of intersection of the spiral based on reed flexible bearing of unassembled upper end cap.
Fig. 1 E is the structural drawing of tapered dowel in the present invention.
Fig. 1 F is the exploded view of a kind of intersection of the spiral based on the reed flexible bearing in the present invention.
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 viewing angle constructions of upper end cap of the present invention figure.Fig. 5 A is a upper end cap of the present invention viewing angle constructions figure again.
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 viewing angle constructions of lower end cap of the present invention figure.Fig. 6 A is a lower end cap of the present invention viewing angle constructions figure again.
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 that the reed of the jagged body of band of the present invention and lower end cap assemble.
Fig. 7 A is the structural drawing of the first upper reed plate of the present invention.
Fig. 8 is the structural drawing that "the" shape reed of the present invention and lower end cap assemble.
Fig. 8 A is the structural drawing of the second upper reed plate of the present invention.
Fig. 9 is the structural drawing that " bow " of the present invention font reed and lower end cap assemble.
Fig. 9 A is the structural drawing of the third upper reed plate of the present invention.
Figure 10 is the schematic diagram of the spiral intersection flexible bearing initial bit that the present invention is based on reed.
Figure 10 A is the motion schematic diagram that the spiral that the present invention is based on reed intersects under flexible bearing External Force Acting.
| 1. upper end cap | 1A. first through hole | 1B. second through hole | 1C. third through-hole |
| 1D. first tapped hole | 1E. first mounting platform | 1F. second mounting platform | 1G. the 3rd mounting platform |
| 1H. first positioning hole | 1I. second positioning hole | 1J. the 3rd positioning hole | 1K. cavity |
| 11. upper plates | 11A. inner plate surface | 12. spiral inclination bodies | 13. longitudinal plate faces |
| 12A. first groove | 12B. second groove | 12C. the 3rd groove | |
| 2. lower end cap | 2A. fourth hole | 2B. fifth hole | 2C. the 6th through hole |
| 2D. second tapped hole | 2E. the 4th mounting platform | 2F. the 5th mounting platform | 2G. the 6th mounting platform |
| 2H. the 4th positioning hole | 2I. the 5th positioning hole | 2J. the 6th positioning hole | 2K. cavity |
| 21. lower roof plates | 21A. inner plate surface | 22. spiral inclination bodies | 23. longitudinal plate faces |
| 22A. the 4th groove | 22B. the 5th groove | 22C. the 6th groove | |
| 3. upper reed plate | 301. upper reed plate bodies | 302. first water chestnut platforms | 302A. first pin hole |
| 302B. first opening | 302C. upper-end surface | 303. second water chestnut platforms | 303A. second pin hole |
| 303B. second opening | 3A. first pin | 3A-1. cylindrical section | 3A-2. conical section |
| 3B. second pin | 31. first upper reed plates | 311. first upper reed plate bodies | 312. first water chestnut platforms |
| 312A. first pin hole | 312B. first opening | 312C. upper-end surface | 313. second water chestnut platforms |
| 313A. second pin hole | 313B. second opening | 314. first breach bodies | 315. second breach bodies |
| 32. second upper reed plates | 322. first water chestnut platforms | 322A. first pin hole | 322B. first opening |
| 322C. upper-end surface | 323. second water chestnut platforms | 323A. second pin hole | 323B. second opening |
| Flexible sheet on 324. | 325. articulated object | 326. times flexible sheet | 33. the 3rd upper reed plates |
| 332. first water chestnut platforms | 332A. first pin hole | 332B. first opening | 332C. upper-end surface |
| 333. second water chestnut platforms | 333A. second pin hole | 333B. second opening | Flexible sheet on 334. |
| Flexible sheet in 335. | 336. times flexible sheet | 337. first articulated objects | 338. second articulated objects |
| 4. reed in | Reed body in 401. | 402. the 3rd water chestnut platforms | 402A. the 3rd pin hole |
| 402B. the 3rd opening | 402C. upper-end surface | 403. the 4th water chestnut platforms | 403A. the 4th pin hole |
| 403B. the 4th opening | 4A. the 3rd pin | 4B. the 4th pin | Reed in 41. first |
| Reed in 42. second | Reed in 43. the 3rd | 5. descend reed | 501. times reed body |
| 502. the 5th water chestnut platforms | 502A. the 5th pin hole | 502B. the 5th opening | 502C. upper-end surface |
| 503. the 6th water chestnut platforms | 503A. the 6th pin hole | 503B. the 6th opening | 5A. the 5th pin |
| 5B. the 6th pin | 51. first times reeds | 52. second times reeds | 53. the 3rd times reeds |
| 6. gap between screw |
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Shown in Fig. 1, Fig. 1 D, Fig. 1 F, a kind of intersection of the spiral based on reed flexible bearing 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);
A gap between screw 6 is formed with, shown in Fig. 1, Figure 1A, Figure 1B, Fig. 1 C after upper end cap 1 and lower end cap 2 assemble; Upper reed plate 3, middle reed 4 and lower reed 5 are arranged on upper end cap 1 with in the inner cavity formed of lower end cap 2 by tapered dowel;
Upper end cap 1 is identical with the structure of lower end cap 2, shown in Fig. 5, Fig. 6;
Upper reed plate 3, middle reed 4 are identical with the structure of lower reed 5, shown in Fig. 2, Fig. 3, Fig. 4;
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.First tapered dowel 3A is provided with cylindrical section 3A-1 and conical section 3A-2, and cylindrical section 3A-1 is for coordinating with the pin hole on the water chestnut platform of reed, and conical section 3A-2 is used for coordinating with the positioning hole in groove.
In the present invention, the diameter based on the spiral intersection flexible bearing of reed is designated as D, is highly designated as H, shown in Figure 1.Usually, D=1.3H ~ 1.5H, H=10mm ~ 45mm.
The spiral based on reed designed to realize the present invention intersects flexible bearing when rotary motion, and upper and lower two end caps do not exist mutual interference, devise gap between screw 6.
Take up an official post at the outer edge in longitudinal plate face 13 of upper end cap 1 and get any and be designated as B
1, take up an official post at the outer edge in longitudinal plate face 23 of lower end cap 2 and get any and be designated as A
1, connect B
1point and A
1point forms B
1a
1line, makes B
1a
1line parallel is in the inner plate surface 11A of the upper plate 11 of upper end cap 1; Cross B
1a
1the plane (being designated as the first plane) being parallel to inner plate surface 11A made by line, 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 makes the plane (being designated as the second plane) being parallel to inner plate surface 11A, 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 by bearing rotary scope, and the attainable hard-over of spiral intersection flexible bearing of the present invention should equal counterclockwise corner α or clockwise corner β.Usually α=β=15 ° ~ 25 °.
(1) upper end cap 1
Shown in Fig. 1, Figure 1B, Fig. 5, Fig. 5 A, Fig. 5 B, Fig. 5 C, one end of upper end cap 1 adopts spiral inclination curved design, and the other end designs for platen surface.Upper end cap 1 is formed in one structural member.Upper end cap 1 adopts stainless steel material to process.
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 longitudinal plate face 13.
The center of described upper plate 11 is provided with cavity 1K, this cavity 1K intersects flexible bearing and is fixed for placing the three reed spirals designed with the present invention the supporting element be connected, and is also mainly that the mounting point that the three reed spirals realizing the present invention's design intersect between flexible bearings and supporting element is located.
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 first tapped hole 1D is used for mounting screw, realizes fixing between upper end cap 1 and supporting element by this screw; 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 through 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 is placed in the second pin hole 303A, 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 through 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 is placed in the 4th pin hole 403A, 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 through 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 is placed in the 6th pin hole 503A, 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.
Described spiral inclination body 12 has the first groove 12A, the second groove 12B, the 3rd groove 12C;
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, longitudinal plate face 13 of spiral inclination body 12 is highly 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
1G; Size 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.It is the design of different heights that mounting platform adopts with the distance of inner plate surface 11A, is to not produce interference when ensureing that three reed spirals intersect and install; Also be to ensure when dynamic loading, spiral intersection flexible bearing of the present invention has Long Distances simultaneously.
In the present invention, the pitch of the helix of the spiral inclination body 12 of upper end cap 1 is designated as d(as shown in Figure 5 C), it is relevant that pitch d and the spiral of helix 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, one end of lower end cap 2 adopts spiral inclination curved design, and the other end designs for platen surface.Lower end cap 2 is formed in one structural member.Lower end cap 2 adopts stainless steel material to process.
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 longitudinal plate face 23.
The center of described lower roof plate 21 is provided with cavity 2K, this cavity 2K intersects flexible bearing and is fixed for placing the three reed spirals designed with the present invention another supporting element be connected, and is also mainly that the mounting point that the three reed spirals realizing the present invention's design intersect between flexible bearings and another supporting element is located.
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 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 through 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 is placed in the first pin hole 302A, 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 through 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 is placed in the 3rd pin hole 402A, 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 through 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 is placed in the 5th pin hole 502A, 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.
Described spiral inclination body 22 has the 4th groove 22A, the 5th groove 22B, the 6th groove 22C;
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), longitudinal plate face 23 of spiral inclination body 22 is highly 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.It is the design of different heights that mounting platform adopts with the distance of inner plate surface 21A, is to not produce interference when ensureing that three reed spirals intersect and install; Also be to ensure when dynamic loading, spiral intersection flexible bearing of the present invention has Long Distances simultaneously.
In the present invention, the pitch of the helix of the spiral inclination body 22 of lower end cap 2 is designated as d(as shown in Figure 6 C), it is relevant that pitch d and the spiral of helix intersect the height H of flexible bearing, i.e. d=0.97H ~ 0.99H.
(3) upper reed plate 3
Shown in Figure 2, upper reed plate 3 is provided with upper reed plate body 301, first water chestnut platform 302, second water chestnut platform 303; 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 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 is placed in the first pin hole 302A, the conical section 3A-2 of the first pin 3A is arranged in the first positioning hole 1H of upper end cap 1.
Described 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 at the first pin 3A through dilatancy during the first pin hole 302A, and the extruding realized between the first water chestnut platform 302 and the first groove 12A of upper end cap 1 is installed.
The center of described 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 is placed in the second pin hole 303A, the conical section of the second pin 3B is arranged in the 6th positioning hole 2J of lower end cap 2.
Described 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 at the second pin 3B through dilatancy during the second pin hole 303A, and the extruding realized between the second water chestnut platform 303 and the 6th groove 22C of lower end cap 2 is installed.
In the present invention, in order to realize the location and installation of upper reed plate 3 one end and upper end cap 1, then the upper-end surface 302C of the first water chestnut platform 302 is contacted with the first mounting platform 1E.In order to realize the location and installation of upper reed plate 3 the other end and lower end cap 2, then the lower end surface of the second water chestnut platform 303 is contacted with the 6th mounting platform 2G.
In the present invention, in order to realize the spinfunction of a kind of intersection of the spiral based on reed flexible bearing of the present invention's design, upper reed plate 3 adopts titanium alloy or aluminum alloy material processing.Upper reed plate 3 is designed to sheet form, is conducive to the Long Distances distortion in 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 the trade mark in aluminum alloy is 7075-T6.
(4) reed 4 in
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; 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 3rd water chestnut platform 402 has the 3rd pin hole 402A, the conical section that 3rd pin hole 402A is used for the 3rd pin 4A passes, and the cylindrical section of the 3rd pin 4A is placed in the 3rd pin hole 402A, the conical section of the 3rd pin 4A is arranged in the second positioning hole 1I of upper end cap 1.
Described 3rd water chestnut platform 402 is provided with the 3rd opening 402B, 3rd opening 402B is conducive to the 3rd water chestnut platform 402 at the 3rd pin 4A through dilatancy during the 3rd pin hole 402A, and the extruding realized between the 3rd water chestnut platform 402 and the second groove 12B of upper end cap 1 is installed.
The center of described 4th water chestnut platform 403 has the 4th pin hole 403A, the conical section that 4th pin hole 403A is used for the 4th pin 4B passes, and the cylindrical section of the 4th pin 4B is placed in the 4th pin hole 403A, the conical section of the 4th pin 4B is arranged in the 5th positioning hole 2I of lower end cap 2.
Described 4th water chestnut platform 403 is provided with the 4th opening 403B, 4th opening 403B is conducive to the 4th water chestnut platform 403 at the 4th pin 4B through dilatancy during the 4th pin hole 403A, and the extruding realized between the 4th water chestnut platform 403 and the 5th groove 22B of lower end cap 2 is installed.
In the present invention, in order to the location and installation of reed 4 one end in realizing and upper end cap 1, then the upper-end surface 402C of the 3rd water chestnut platform 402 is contacted with the second mounting platform 1F.In order to the location and installation of reed 4 the other end in realizing and lower end cap 2, then the lower end surface of the 4th water chestnut platform 403 is contacted with the 5th mounting platform 2F.
In the present invention, in order to realize the spinfunction of a kind of intersection of the spiral based on reed flexible bearing of the present invention's design, middle reed 4 adopts titanium alloy or aluminum alloy material processing.Middle reed 4 is designed to sheet form, is conducive to the Long Distances distortion in 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 the trade mark in aluminum alloy is 7075-T6.
(5) reed 5 under
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; 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 5th water chestnut platform 502 has the 5th pin hole 502A, the conical section that 5th pin hole 502A is used for the 5th pin 5A passes, and the cylindrical section of the 5th pin 5A is placed in the 5th pin hole 502A, the conical section of the 5th pin 5A is arranged in the 3rd positioning hole 1J of upper end cap 1.
Described 5th water chestnut platform 502 is provided with the 5th opening 502B, 5th opening 502B is conducive to the 5th water chestnut platform 502 at the 5th pin 5A through dilatancy during the 5th pin hole 502A, and the extruding realized between the 5th water chestnut platform 502 and the 3rd groove 12C of upper end cap 1 is installed.
The center of described 6th water chestnut platform 503 has the 6th pin hole 503A, the conical section that 6th pin hole 503A is used for the 6th pin 5B passes, and the cylindrical section of the 6th pin 5B is placed in the 6th pin hole 503A, the conical section of the 6th pin 5B is arranged in the 4th positioning hole 2H of lower end cap 2.
Described 6th water chestnut platform 503 is provided with the 6th opening 503B, 6th opening 503B is conducive to the 6th water chestnut platform 503 at the 6th pin 5B through dilatancy during the 6th pin hole 503A, and the extruding realized between the 6th water chestnut platform 503 and the 4th groove 22A of lower end cap 2 is installed.
In the present invention, in order to realize the location and installation of lower reed 5 one end and upper end cap 1, then the upper-end surface 502C of the 5th water chestnut platform 502 is contacted with the 3rd mounting platform 1G.In order to realize the location and installation of lower reed 5 the other end and lower end cap 2, then the lower end surface of the 6th water chestnut platform 503 is contacted with the 4th mounting platform 2E.
In the present invention, in order to realize the spinfunction of a kind of intersection of the spiral based on reed flexible bearing of the present invention's design, lower reed 5 adopts titanium alloy or aluminum alloy material processing.Lower reed 5 is designed to sheet form, is conducive to the Long Distances distortion in 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 the trade mark in aluminum alloy is 7075-T6.
See the structure of reed shown in Fig. 7, Fig. 7 A, be called the second reed structure (being namely with jagged body reed), to be designated as in the first upper reed plate 31, first reed 41 in reed 41, first time reed 51, first upper reed plate 31, first identical with the structure of first time reed 51.First upper reed plate 31 is provided with the first upper reed plate body 311, first water chestnut platform 312, second water chestnut platform 313, first breach body 314 and the second breach body 315; 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 first water chestnut platform 312 and one end of the first upper reed plate body 311 between the first breach body 314, second water chestnut platform 313 and the other end of the first upper reed plate body 311 and be in series with the second breach body 315.Adopt at the two ends of the first upper reed plate body 311 series connection breach body, the flexibility of bearing in rotary course can be increased.
The center of described 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 is placed in the first pin hole 312A, the conical section 3A-2 of the first pin 3A is arranged in the first positioning hole 1H of upper end cap 1.
Described 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 at the first pin 3A through dilatancy during the first pin hole 312A, and the extruding realized between the first water chestnut platform 312 and the first groove 12A of upper end cap 1 is installed.
The center of described 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 is placed in the second pin hole 313A, the conical section of the second pin 3B is arranged in the 6th positioning hole 2J of lower end cap 2.
Described 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 at the second pin 3B through dilatancy during the second pin hole 313A, and the extruding realized between the second water chestnut platform 313 and the 6th groove 22C of lower end cap 2 is installed.
In the present invention, in order to realize the location and installation of first upper reed plate 31 one end and upper end cap 1, then the upper-end surface of the first water chestnut platform 312 is contacted with the first mounting platform 1E.In order to realize the location and installation of first upper reed plate 31 the other end and lower end cap 2, then the lower end surface of the second water chestnut platform 313 is contacted with the 6th mounting platform 2G.
See the structure of reed shown in Fig. 8, Fig. 8 A, be called the third reed structure (i.e. "the" shape reed), to be designated as in the second upper reed plate 32, second reed 42 in reed 42, second time reed 52, second upper reed plate 32, second identical with the structure of second time reed 52.Second upper reed plate 32 is provided with flexible sheet 324, articulated object 325, lower flexible sheet 326, first water chestnut platform 322 and the second water chestnut platform 323; First water chestnut platform 322 is arranged on the end, one end of lower flexible sheet 326, and the second water chestnut platform 323 is arranged on the end, one end of flexible sheet 324; The two ends of articulated object 325 are combined with the other end of lower flexible sheet 326 and the other end of upper flexible sheet 324 respectively.Adopt "the" shape to fold reed and substitute the first upper reed plate body, the effective length of reed can be increased, also increase the angle of swing of bearing simultaneously.
The center of described 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 is placed in the first pin hole 322A, the conical section 3A-2 of the first pin 3A is arranged in the first positioning hole 1H of upper end cap 1.
Described 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 at the first pin 3A through dilatancy during the first pin hole 322A, and the extruding realized between the first water chestnut platform 322 and the first groove 12A of upper end cap 1 is installed.
The center of described 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 is placed in the second pin hole 323A, the conical section of the second pin 3B is arranged in the 6th positioning hole 2J of lower end cap 2.
Described 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 at the second pin 3B through dilatancy during the second pin hole 323A, and the extruding realized between the second water chestnut platform 323 and the 6th groove 22C of lower end cap 2 is installed.
In the present invention, in order to realize the location and installation of upper second reed 32 one end and upper end cap 1, then the upper-end surface of the first water chestnut platform 322 is contacted with the first mounting platform 1E.In order to realize the location and installation of second upper reed plate 32 the other end and lower end cap 2, then the lower end surface of the second water chestnut platform 323 is contacted with the 6th mounting platform 2G.
See the structure of reed shown in Fig. 9, Fig. 9 A, be called the 4th kind of reed structure (i.e. " bow " font reed), be designated as reed 43 in reed 43 in the 3rd upper reed plate 33, the 3rd, the 3rd time reed the 53, three upper reed plate 33, the 3rd identical with the structure of the 3rd time reed 53.3rd upper reed plate 33 is provided with flexible sheet 334, middle flexible sheet 335, lower flexible sheet 336, first articulated object 337, second articulated object 338, first water chestnut platform 332 and the second water chestnut platform 333; First water chestnut platform 332 is arranged on the end, one end of lower flexible sheet 336, and the second water chestnut platform 333 is arranged on the end, one end of flexible sheet 334; The first articulated object 337, middle flexible sheet 335 and the second articulated object 338 is sequentially with between upper flexible sheet 334 to lower flexible sheet 336.Adopt " bow " font to fold reed and substitute the first upper reed plate body, the effective length of reed can be increased, also increase the angle of swing of bearing simultaneously.
The center of described 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 is placed in the first pin hole 332A, the conical section 3A-2 of the first pin 3A is arranged in the first positioning hole 1H of upper end cap 1.
Described 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 at the first pin 3A through dilatancy during the first pin hole 332A, and the extruding realized between the first water chestnut platform 332 and the first groove 12A of upper end cap 1 is installed.
The center of described 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 is placed in the second pin hole 333A, the conical section of the second pin 3B is arranged in the 6th positioning hole 2J of lower end cap 2.
Described 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 at the second pin 3B through dilatancy during the second pin hole 333A, and the extruding realized between the second water chestnut platform 333 and the 6th groove 22C of 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 one end and upper end cap 1, then the upper-end surface of the first water chestnut platform 332 is contacted with the first mounting platform 1E.In order to realize the location and installation of the 3rd upper reed plate 33 the other end and lower end cap 2, then the lower end surface of the second water chestnut platform 333 is contacted with the 6th mounting platform 2G.
A kind of intersection of the spiral based on reed flexible bearing of the present invention's design, sketch of its motion is as shown in Figure 10, Figure 10 A, and established angle γ=60 ° in figure between two between reed, if upper end cap 1 is fixed rigid body, lower end cap 2 is motion rigid body.When lower end cap 2(motion rigid body) be subject to external force F(tangential force), P(axial force), M(moment of flexure) when acting on, 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 relative 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 disappear, motion rigid body returns to initial position automatically.Described rotation angle θ refers to the angle that the first line is crossing with the second line.The crosspoint of the first line and the second line is designated as O
3.Described first line refers to the end line between the upper reed plate 3 before distortion and lower reed 5.Described second line refers to the end line between the upper reed plate 3 after distortion and lower reed 5.
Claims (8)
1., based on a spiral intersection flexible bearing for reed, 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);
A gap between screw (6) is formed after upper end cap (1) and lower end cap (2) assemble; Upper reed plate (3), middle reed (4) and lower reed (5) are arranged on upper end cap (1) with in the inner cavity formed 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);
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); 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 longitudinal 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 first tapped hole (1D), for mounting screw, realizes fixing between upper end cap (1) and supporting element by this screw; First through hole (1A) passes for the second tapered dowel (3B), second through hole (1B) passes for the 4th tapered dowel (4B), and third through-hole (1C) passes for the 6th tapered dowel (5B);
The second tapered dowel (3B) through the first through hole (1A) passes the second pin hole (303A) on the second water chestnut platform (303) of upper reed plate (3) again, and the cylindrical section of the second tapered dowel (3B) is placed in the second pin hole (303A), the conical section of the second tapered dowel (3B) is installed in the 6th positioning hole (2J) of the 6th groove (22C) of lower end cap (2);
The 4th tapered dowel (4B) through the second through hole (1B) passes the 4th pin hole (403A) on the 4th water chestnut platform (403) of middle reed (4) again, and the cylindrical section of the 4th tapered dowel (4B) is placed in the 4th pin hole (403A), the conical section of the 4th tapered dowel (4B) is installed in the 5th positioning hole (2I) of the 5th groove (22B) of lower end cap (2);
The 6th tapered dowel (5B) through third through-hole (1C) passes the 6th pin hole (503A) on the 6th water chestnut platform (503) of lower reed (5) again, and the cylindrical section of the 6th tapered dowel (5B) is placed in the 6th pin hole (503A), the conical section of the 6th tapered dowel (5B) is installed in the 4th positioning hole (2H) of the 4th groove (22A) of lower end cap (2);
Spiral inclination body (12) on described upper end cap (1) has the first groove (12A), the second groove (12B), the 3rd groove (12C);
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 tapered dowel (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 triconic 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 tapered dowel (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 longitudinal plate face (23);
The center of described lower roof plate (21) is provided with cavity (2K), and this cavity (2K) to intersect flexible bearing and is fixed for placing another supporting element be connected with the described spiral based on reed;
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 second tapped hole (2D), for mounting screw, realizes fixing between lower end cap (2) and another supporting element by this screw; Fourth hole (2A) passes for the first tapered dowel (3A), fifth hole (2B) passes for triconic pin (4A), and the 6th through hole (2C) passes for the 5th tapered dowel (5A);
The first tapered dowel (3A) through 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 tapered dowel (3A) is placed in the first pin hole (302A), the conical section (3A-2) of the first tapered dowel (3A) is installed in first positioning hole (1H) of first groove (12A) of upper end cap (1);
Triconic pin (4A) through 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 triconic pin (4A) is placed in the 3rd pin hole (402A), the conical section of triconic pin (4A) is installed in second positioning hole (1I) of second groove (12B) of upper end cap (1);
The 5th tapered dowel (5A) through 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 tapered dowel (5A) is placed in the 5th pin hole (502A), the conical section of the 5th tapered dowel (5A) is installed in the 3rd positioning hole (1J) of the 3rd groove (12C) of upper end cap (1);
Spiral inclination body (22) on described lower end cap (2) has the 4th groove (22A), the 5th groove (22B), the 6th groove (22C);
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 6th tapered dowel (5B) 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 tapered dowel (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 6th mounting platform (2G); The conical section of the second tapered dowel (3B) 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); 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 first water chestnut platform (302) has the first pin hole (302A), this first pin hole (302A) passes for the conical section (3A-2) of the first tapered dowel (3A), and the cylindrical section (3A-1) of the first tapered dowel (3A) is placed in the first pin hole (302A), the conical section (3A-2) of the first tapered dowel (3A) is arranged in first positioning hole (1H) of upper end cap (1);
Described 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) at the first tapered dowel (3A) through dilatancy time the first pin hole (302A), and the extruding realized between the first water chestnut platform (302) and first groove (12A) of upper end cap (1) is installed;
The center of described second water chestnut platform (303) has the second pin hole (303A), this second pin hole (303A) passes for the conical section of the second tapered dowel (3B), and the cylindrical section of the second tapered dowel (3B) is placed in the second pin hole (303A), the conical section of the second tapered dowel (3B) is arranged in the 6th positioning hole (2J) of lower end cap (2);
Described 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) at the second tapered dowel (3B) through dilatancy time the second pin hole (303A), and the extruding realized between the second water chestnut platform (303) and the 6th groove (22C) of 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); 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 3rd water chestnut platform (402) has the 3rd pin hole (402A), 3rd pin hole (402A) passes for the conical section of triconic pin (4A), and the cylindrical section of triconic pin (4A) is placed in the 3rd pin hole (402A), the conical section of triconic pin (4A) is arranged in second positioning hole (1I) of upper end cap (1);
Described 3rd water chestnut platform (402) is provided with the 3rd opening (402B), 3rd opening (402B) is conducive to the 3rd water chestnut platform (402) at triconic pin (4A) through dilatancy time the 3rd pin hole (402A), and the extruding realized between the 3rd water chestnut platform (402) and second groove (12B) of upper end cap (1) is installed;
The center of described 4th water chestnut platform (403) has the 4th pin hole (403A), 4th pin hole (403A) passes for the conical section of the 4th tapered dowel (4B), and the cylindrical section of the 4th tapered dowel (4B) is placed in the 4th pin hole (403A), the conical section of the 4th tapered dowel (4B) is arranged in the 5th positioning hole (2I) of lower end cap (2);
Described 4th water chestnut platform (403) is provided with the 4th opening (403B), 4th opening (403B) is conducive to the 4th water chestnut platform (403) at the 4th tapered dowel (4B) through dilatancy time the 4th pin hole (403A), and the extruding realized between the 4th water chestnut platform (403) and the 5th groove (22B) of 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); 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 5th water chestnut platform (502) has the 5th pin hole (502A), 5th pin hole (502A) passes for the conical section of the 5th tapered dowel (5A), and the cylindrical section of the 5th tapered dowel (5A) is placed in the 5th pin hole (502A), the conical section of the 5th tapered dowel (5A) is arranged in the 3rd positioning hole (1J) of upper end cap (1);
Described 5th water chestnut platform (502) is provided with the 5th opening (502B), 5th opening (502B) is conducive to the 5th water chestnut platform (502) at the 5th tapered dowel (5A) through dilatancy time the 5th pin hole (502A), and the extruding realized between the 5th water chestnut platform (502) and the 3rd groove (12C) of upper end cap (1) is installed;
The center of described 6th water chestnut platform (503) has the 6th pin hole (503A), 6th pin hole (503A) passes for the conical section of the 6th tapered dowel (5B), and the cylindrical section of the 6th tapered dowel (5B) is placed in the 6th pin hole (503A), the conical section of the 6th tapered dowel (5B) is arranged in the 4th positioning hole (2H) of lower end cap (2);
Described 6th water chestnut platform (503) is provided with the 6th opening (503B), 6th opening (503B) is conducive to the 6th water chestnut platform (503) at the 6th tapered dowel (5B) through dilatancy time the 6th pin hole (503A), and the extruding realized between the 6th water chestnut platform (503) and the 4th groove (22A) of lower end cap (2) is installed.
2. the intersection of the spiral based on reed flexible bearing according to claim 1, it is characterized in that: when described upper reed plate (3), middle reed (4) and lower reed (5) being replaced with the jagged body reed of band, then the structure with jagged body reed is:
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); 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 first water chestnut platform (312) and the first upper reed plate body (311), between the other end of the second water chestnut platform (313) and the first upper reed plate body (311), be in series with the second breach body (315).
3. the intersection of the spiral based on reed flexible bearing according to claim 1, it is characterized in that: when described upper reed plate (3), middle reed (4) and lower reed (5) are replaced with "the" shape reed, then the structure of "the" shape reed is:
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); First water chestnut platform (322) is arranged on the end, one end of lower flexible sheet (326), and the second water chestnut platform (323) is arranged on the end, one end of flexible sheet (324); The two ends of articulated object (325) are combined with the other end of lower flexible sheet (326) and the other end of upper flexible sheet (324) respectively.
4. the intersection of the spiral based on reed flexible bearing according to claim 1, it is characterized in that: when described upper reed plate (3), middle reed (4) and lower reed (5) are replaced with " bow " font reed, then the structure of " bow " font reed is:
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); First water chestnut platform (332) is arranged on the end, one end of lower flexible sheet (336), and the second water chestnut platform (333) is arranged on the end, one end of flexible sheet (334); The first articulated object (337), middle flexible sheet (335) and the second articulated object (338) is sequentially with between upper flexible sheet (334) to lower flexible sheet (336).
5. the intersection of the spiral based on reed flexible bearing according to claim 1, is characterized in that: upper reed plate (3), middle reed (4) and lower reed (5) adopt titanium alloy or aluminum alloy material processing.
6. the intersection of the spiral based on reed flexible bearing according to claim 1, is characterized in that: the pitch d=0.97H ~ 0.99H of the helix of the spiral inclination body (12) of upper end cap (1); Pitch d=0.97H ~ the 0.99H of the helix of the spiral inclination body (22) of lower end cap (2), the height based on the spiral intersection flexible bearing of reed is designated as H.
7. the intersection of the spiral based on reed flexible bearing according to claim 1, is characterized in that: the diameter based on the spiral intersection flexible bearing of reed is designated as D, is highly designated as H, and D=1.3H ~ 1.5H, H=10mm ~ 45mm.
8. the intersection of the spiral based on reed flexible bearing according to claim 1, 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 should be not more than counterclockwise corner α or corner β clockwise, 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 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210541259.8A CN102996633B (en) | 2012-12-13 | 2012-12-13 | Spiral cross flexible bearing based on reed |
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| Publication Number | Publication Date |
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| CN102996633A CN102996633A (en) | 2013-03-27 |
| CN102996633B true CN102996633B (en) | 2015-05-06 |
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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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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103851077B (en) * | 2014-03-14 | 2016-03-16 | 北京航空航天大学 | A kind of zero stiffness 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 |
| 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 |
| CN110550170B (en) * | 2019-09-05 | 2021-06-11 | 西北工业大学 | Bending and axial rotating mechanism based on parallel free end crossed reed |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19920629C2 (en) * | 1999-05-05 | 2003-08-28 | Fag Kugelfischer Ag & Co Kg | Ball bearings in a housing closed on one side |
| CN201407282Y (en) * | 2009-05-12 | 2010-02-17 | 常州冷源动力科技有限公司 | Flexible bearing |
| CN102686896A (en) * | 2009-12-02 | 2012-09-19 | 飞轮能量系统公司 | Compliant bearing mount |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6368039B2 (en) * | 1999-09-01 | 2002-04-09 | Shop Vac Corporation | Dual function retainer clip |
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2012
- 2012-12-13 CN CN201210541259.8A patent/CN102996633B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19920629C2 (en) * | 1999-05-05 | 2003-08-28 | Fag Kugelfischer Ag & Co Kg | Ball bearings in a housing closed on one side |
| CN201407282Y (en) * | 2009-05-12 | 2010-02-17 | 常州冷源动力科技有限公司 | Flexible bearing |
| CN102686896A (en) * | 2009-12-02 | 2012-09-19 | 飞轮能量系统公司 | Compliant bearing mount |
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