CN107218368B - Porous ultrasonic transmission pair - Google Patents
Porous ultrasonic transmission pair Download PDFInfo
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- CN107218368B CN107218368B CN201710612021.2A CN201710612021A CN107218368B CN 107218368 B CN107218368 B CN 107218368B CN 201710612021 A CN201710612021 A CN 201710612021A CN 107218368 B CN107218368 B CN 107218368B
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- guide rail
- sleeve
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- hole
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The invention relates to a porous ultrasonic transmission pair, which comprises a left ring, a high-strength outer sleeve, a guide rail sleeve and a right ring, wherein the high-strength outer sleeve is sleeved on the guide rail sleeve; the high-strength guide rail sleeve is characterized in that a through radial hole group is arranged on the guide rail sleeve so as to enable the outer part and the inner hole of the guide rail sleeve to be communicated, a vibration sleeve ring is arranged between the high-strength outer sleeve and the guide rail sleeve, a gap is reserved between the inner hole of the vibration sleeve ring and the outer part of the guide rail sleeve, the outer part of the vibration sleeve ring is fixedly connected with the inner hole of the high-strength outer sleeve, and the vibration sleeve ring can vibrate radially at high frequency. The advantages are that: the high-frequency vibration can be generated during working, so that friction among the thread pair, the spline pair and the linear guide rail pair is reduced, durability, motion transmission precision and service life are improved, and manufacturing and using costs are reduced.
Description
Technical Field
The invention belongs to the technical field of connection and transmission of modern mechanical equipment, and relates to a porous ultrasonic transmission pair, which comprises a linear guide rail, a spline transmission and a thread transmission porous ultrasonic transmission pair.
Background
In the field of existing mechanical equipment, linear guide rails, spline transmission, thread transmission and the like are the most widely applied, particularly in the transmission of high-grade precision machines, ball screws, various novel splines and novel linear guide rails are widely applied because of high transmission precision and extremely low friction resistance, but also have the defects of complex manufacturing process, high production cost, high use and maintenance cost and the like.
The suspension supporting and antifriction capabilities of the ultrasonic vibration surface have been proved and have been practically used, and researches have been made to find that ultrasonic energy reduces the frictional resistance between contact surfaces by more than 90%, and many researchers have started to use ultrasonic bearings and ultrasonic motors at home and abroad, but so far it is rare to use ultrasonic technology in the fields of linear guide rails, spline transmission, screw transmission, etc.
Disclosure of Invention
The invention aims to introduce a porous ultrasonic transmission pair in the application fields of a traditional linear guide rail, a spline and a thread, and can generate high-frequency vibration during working so as to reduce friction among the linear guide rail pair, the spline pair and the thread pair, improve the durability, the motion transmission precision and the service life, and reduce the manufacturing and using cost.
In order to achieve the above purpose, the first technical scheme of the invention is realized by the fact that the multi-hole ultrasonic transmission pair comprises a left ring, a high-strength outer sleeve, a guide rail sleeve and a right ring, wherein the high-strength outer sleeve is sleeved on the guide rail sleeve, the left ring is fixedly arranged between the high-strength outer sleeve and the left end of the guide rail sleeve, and the right ring is fixedly arranged between the high-strength outer sleeve and the right end of the guide rail sleeve.
In the technical scheme, the inner hole of the guide rail sleeve can be a square hole or other special-shaped holes; the cross section shape of the guide rail shaft matched with the guide rail sleeve is matched with that of the guide rail sleeve.
In the technical scheme, the vibration lantern ring can be made of piezoelectric materials, magnetostrictive materials or other materials capable of generating high-frequency vibration; the vibration collar can be integral, or can be axially segmented or circumferentially segmented.
In order to achieve the above purpose, the second technical scheme of the invention is realized by that the multi-hole ultrasonic transmission pair comprises a left ring, a high-strength outer sleeve, a guide rail sleeve and a right ring, wherein the high-strength outer sleeve is sleeved on the guide rail sleeve, the left ring is fixedly arranged between the high-strength outer sleeve and the left end of the guide rail sleeve, and the right ring is fixedly arranged between the high-strength outer sleeve and the right end of the guide rail sleeve; the high-strength outer sleeve is characterized in that a through radial hole group is arranged on the guide rail sleeve to be communicated with the outer part and the inner hole of the guide rail sleeve, the outer shape of the guide rail sleeve is identical to the shape of the inner hole of the high-strength outer sleeve and is regular polygon, a vibrating plate is fixedly arranged on each surface of the regular polygon of the inner hole of the high-strength outer sleeve, each vibrating plate is opposite to one surface of the regular polygon of the outer part of the guide rail sleeve and has a certain gap, and the vibrating plate can vibrate in the thickness direction at high frequency during operation.
In the technical scheme, the inner hole of the guide rail sleeve can be a square hole or other special-shaped holes.
In the technical scheme, the vibrating plate can be made of piezoelectric materials, magnetostrictive materials or other materials capable of generating high-frequency vibration.
In order to achieve the above purpose, the third technical scheme of the invention is realized by that the multi-hole ultrasonic transmission pair comprises a left ring, a high-strength outer sleeve, a guide rail sleeve and a right ring, wherein the high-strength outer sleeve is sleeved on the guide rail sleeve, the left ring is fixedly arranged between the high-strength outer sleeve and the left end of the guide rail sleeve, and the right ring is fixedly arranged between the high-strength outer sleeve and the right end of the guide rail sleeve; the high-strength guide rail sleeve is characterized in that a through radial hole group is arranged on the guide rail sleeve to be communicated with the outer part and the inner hole of the guide rail sleeve, the inner hole of the guide rail sleeve is a spline hole, a vibration sleeve ring is arranged between the high-strength outer sleeve and the guide rail sleeve, a certain gap is reserved between the inner hole of the vibration sleeve ring and the outer part of the guide rail sleeve, the outer part of the vibration sleeve ring is fixedly connected with the inner hole of the high-strength outer sleeve, and the vibration sleeve ring can vibrate radially at high frequency.
In the technical scheme, the spline hole of the guide rail sleeve can be rectangular spline, triangular spline or involute spline, and can also be in other shapes, and the cross section shape of the spline shaft is adapted to the cross section shape of the spline hole.
In the technical scheme, the vibration lantern ring can be made of piezoelectric materials, magnetostrictive materials or other materials capable of generating high-frequency vibration; the vibration collar can be integral, or can be axially segmented or circumferentially segmented.
In order to achieve the above purpose, a fourth technical scheme of the invention is realized by that the multi-hole ultrasonic transmission pair comprises a left ring, a high-strength outer sleeve, a guide rail sleeve and a right ring, wherein the high-strength outer sleeve is sleeved on the guide rail sleeve, the left ring is fixedly arranged between the high-strength outer sleeve and the left end of the guide rail sleeve, and the right ring is fixedly arranged between the high-strength outer sleeve and the right end of the guide rail sleeve; the high-strength outer sleeve is characterized in that a through radial hole group is arranged on the guide sleeve to be communicated with the outer part and the inner hole of the guide sleeve, the inner hole of the guide sleeve is a spline hole, the outer shape of the guide sleeve is identical to the inner hole of the high-strength outer sleeve and is regular polygon, each surface of the regular polygon of the inner hole of the high-strength outer sleeve is fixedly provided with a vibrating plate, each vibrating plate is opposite to one surface of the regular polygon of the guide sleeve and has a certain gap, and the vibrating plate can vibrate in the thickness direction at high frequency during operation.
In the technical scheme, the spline hole of the guide rail sleeve 4 can be rectangular spline, triangular spline or involute spline, and can also be in other shapes, and the cross section shape of the spline shaft is adapted to the cross section shape of the spline hole.
In the technical scheme, the vibrating plate can be made of piezoelectric materials, magnetostrictive materials or other materials capable of generating high-frequency vibration.
In order to achieve the above object, a fifth technical scheme of the present invention is that a porous ultrasonic transmission pair comprises a left ring, a high-strength outer sleeve, a guide rail sleeve and a right ring, wherein the high-strength outer sleeve is sleeved on the guide rail sleeve, the left ring is fixedly arranged between the high-strength outer sleeve and the left end of the guide rail sleeve, and the right ring is fixedly arranged between the high-strength outer sleeve and the right end of the guide rail sleeve; the high-strength vibration sleeve is characterized in that a through radial hole group is arranged on the guide rail sleeve to be communicated with the outer portion and the inner hole of the guide rail sleeve, an inner thread is arranged on the inner hole wall of the guide rail sleeve, a vibration sleeve ring is arranged between the high-strength outer sleeve and the guide rail sleeve, a certain gap is reserved between the inner hole of the vibration sleeve ring and the outer portion of the guide rail sleeve, the outer portion of the vibration sleeve ring is fixedly connected with the inner hole of the high-strength outer sleeve, and the vibration sleeve ring can vibrate radially at high frequency.
In the technical scheme, the vibration lantern ring can be made of piezoelectric materials, magnetostrictive materials or other materials capable of generating high-frequency vibration; the vibration collar can be integral, or can be axially segmented or circumferentially segmented.
In order to achieve the above object, a sixth technical solution of the present invention is achieved by a porous ultrasonic transmission pair, which includes a left ring, a high-strength outer sleeve, a guide rail sleeve, and a right ring, wherein the high-strength outer sleeve is sleeved on the guide rail sleeve, the left ring is fixedly arranged between the high-strength outer sleeve and the left end of the guide rail sleeve, and the right ring is fixedly arranged between the high-strength outer sleeve and the right end of the guide rail sleeve; the high-strength outer sleeve is characterized in that a through radial hole group is arranged on the guide rail sleeve to be communicated with the outer part and the inner hole of the guide rail sleeve, an inner thread is arranged on the inner hole wall of the guide rail sleeve, the outer shape of the guide rail sleeve is identical to the inner hole shape of the high-strength outer sleeve and is a regular polygon, a vibrating plate is fixedly arranged on each surface of the regular polygon of the inner hole of the high-strength outer sleeve, each vibrating plate is opposite to one surface of the regular polygon of the outer part of the guide rail sleeve and has a certain gap, and the vibrating plate can vibrate in the thickness direction at high frequency during operation.
In the technical scheme, the spline hole of the guide rail sleeve can be rectangular spline, triangular spline or involute spline, and can also be in other shapes, and the cross section shape of the spline shaft is adapted to the cross section shape of the spline hole.
In the technical scheme, the vibrating plate can be made of piezoelectric materials, magnetostrictive materials or other materials capable of generating high-frequency vibration.
Compared with the prior art, the invention has the advantages that: the high-frequency vibration can be generated during working, so that friction among the thread pair, the spline pair and the linear guide rail pair is reduced, durability, motion transmission precision and service life are improved, and manufacturing and using costs are reduced.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment and a second embodiment of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view ofbase:Sub>A vibration collar of an embodiment of the present invention;
FIG. 3 isbase:Sub>A sectional view ofbase:Sub>A vibration collar according tobase:Sub>A second embodiment of the present invention inbase:Sub>A circumferential direction;
fig. 4 is a schematic structural view of a third embodiment and a fourth embodiment of the present invention;
FIG. 5 is a cross-sectional view of a third vibration collar of an embodiment of the present invention in one piece B-B;
FIG. 6 is a sectional view of a vibration collar according to a fourth embodiment of the present invention in a B-B sectional view in a circumferential direction;
FIG. 7 is a schematic diagram of a fifth embodiment of the present invention;
FIG. 8 is a C-C cross-sectional view of a fifth embodiment of the invention;
FIG. 9 is a schematic view of a sixth embodiment of the present invention;
FIG. 10 is a D-D sectional view of a sixth embodiment of the present invention;
fig. 11 is a schematic structural view of a seventh embodiment and a eighth embodiment of the present invention;
FIG. 12 is an E-E cross-sectional view of a seventh vibration collar of an embodiment of the present invention;
FIG. 13 is a sectional view of an eight vibration collar of an embodiment of the present invention in a circumferential segmented E-E;
fig. 14 is a schematic structural view of a ninth embodiment of the present invention;
FIG. 15 is a cross-sectional view of F-F of embodiment nine of the present invention;
fig. 16 is a schematic structural view of a tenth and eleventh embodiment of the present invention;
FIG. 17 is a G-G cross-sectional view of a tenth vibration collar of an embodiment of the present invention;
FIG. 18 is a sectional view of a G-G of an eleventh vibration collar of the present invention in circumferential segments;
FIG. 19 is a schematic view showing the structure of a twelfth embodiment of the present invention;
fig. 20 is a H-H cross-sectional view of a twelfth embodiment of the present invention.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present invention, but is not intended to limit the present invention. In addition, technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
In the description of the present invention, the azimuth or positional relationship indicated by the terms "left" and "right" and the like are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
Example 1
As shown in fig. 1 and 2, the multi-hole ultrasonic transmission pair comprises a left ring 1, a high-strength outer sleeve 2, a guide rail sleeve 4 and a right ring 5, wherein the high-strength outer sleeve 2 is sleeved on the guide rail sleeve 4, the left ring 1 is fixedly arranged between the high-strength outer sleeve 2 and the left end of the guide rail sleeve 4, the right ring 5 is fixedly arranged between the high-strength outer sleeve 2 and the right end of the guide rail sleeve 4, a through radial hole group 41 is arranged on the guide rail sleeve 4 to be communicated with the outer part and the inner hole of the guide rail sleeve 4, a vibration sleeve ring 3 is arranged between the high-strength outer sleeve 2 and the guide rail sleeve 4, a certain gap is reserved between the inner hole of the vibration sleeve ring 3 and the outer part of the guide rail sleeve 4, the outer part of the vibration sleeve ring 3 is fixedly connected with the inner hole of the high-strength outer sleeve 2, and the vibration sleeve ring 3 can vibrate radially at high frequency.
Lubricating oil is filled in the gaps between the guide rail sleeve 4 and the guide rail shaft, in the radial hole group 41 of the guide rail sleeve 4 and between the outside of the guide rail sleeve 4 and the vibration lantern ring 3; during operation, the vibration lantern ring 3 can vibrate at a radial high frequency, and a high-strength lubricating oil film can be formed between the guide rail sleeve 4 and the guide rail shaft under the high-frequency action of the vibration lantern ring 3, so that friction between the guide rail sleeve and the guide rail shaft is greatly reduced.
In this embodiment, the inner hole of the guide rail sleeve 4 is a square hole, and the cross section shape of the guide rail shaft matched with the square hole is adapted to the cross section shape of the guide rail sleeve; the vibration collar can be made of piezoelectric materials, magnetostrictive materials or other materials capable of generating high-frequency vibration, and the vibration collar is integral.
Example two
As shown in fig. 1 and 3, the technical scheme of the porous ultrasonic transmission pair is basically the same as that of the first embodiment, except that the vibration collar is of a sectional type in the circumferential direction.
Example III
As shown in fig. 4 and 5, the technical scheme of the multi-hole ultrasonic transmission pair is basically the same as that of the first embodiment, except that the inner hole of the guide rail sleeve 4 is a special-shaped hole.
Example IV
As shown in fig. 4 and 6, the technical scheme of the multi-hole ultrasonic transmission pair is basically the same as that of the first embodiment, except that the inner hole of the guide rail sleeve 4 is a special-shaped hole, and the vibration sleeve ring is segmented in the circumferential direction.
Example five
As shown in fig. 7 and 8, the multi-hole ultrasonic transmission pair comprises a left ring 1, a high-strength outer sleeve 2, a guide rail sleeve 4 and a right ring 5, wherein the high-strength outer sleeve 2 is sleeved on the guide rail sleeve 4, the left ring 1 is fixedly arranged between the high-strength outer sleeve 2 and the left end of the guide rail sleeve 4, and the right ring 5 is fixedly arranged between the high-strength outer sleeve 2 and the right end of the guide rail sleeve 4; the guide rail sleeve 4 is provided with a through radial hole group 41 for communicating the outer part and the inner hole of the guide rail sleeve 4, the outer shape of the guide rail sleeve 4 is identical to the inner hole of the high-strength outer sleeve 2 in shape and is regular polygon, each surface of the regular polygon of the inner hole of the high-strength outer sleeve 2 is fixedly provided with a vibrating plate 6, each vibrating plate 6 is opposite to one surface of the outer regular polygon of the guide rail sleeve 4 and has a certain gap, and the vibrating plate 6 can vibrate in the thickness direction at high frequency during operation.
Lubricating oil is filled in gaps between the inner hole of the guide rail sleeve 4 and the guide rail shaft, between the regular polygon outside the guide rail sleeve 4 and the vibrating plate 6 in the radial hole group 41 of the guide rail sleeve 4. When the device works, under the action of high-frequency vibration in the thickness direction of the vibration plate 6, a high-strength lubricating oil film is formed between the inner hole of the guide rail sleeve 4 and the guide rail shaft, so that friction between the inner hole of the guide rail sleeve and the shaft is greatly reduced.
In the present embodiment, the vibration plate 6 may be a piezoelectric material or a magnetostrictive material or other material capable of generating high-frequency vibration; the inner hole of the guide rail sleeve 4 is a square hole, and the cross section shape of the guide rail shaft matched with the square hole is matched with that of the guide rail sleeve.
Example six
As shown in fig. 9 and 10, the technical scheme of the multi-hole ultrasonic transmission pair is basically the same as that of the fifth embodiment, except that the inner hole of the guide sleeve 4 is a special-shaped hole.
Example seven
As shown in fig. 11 and 12, the multi-hole ultrasonic transmission pair comprises a left ring 1, a high-strength outer sleeve 2, a guide rail sleeve 4 and a right ring 5, wherein the high-strength outer sleeve 2 is sleeved on the guide rail sleeve 4, the left ring 1 is fixedly arranged between the high-strength outer sleeve 2 and the left end of the guide rail sleeve 4, and the right ring 5 is fixedly arranged between the high-strength outer sleeve 2 and the right end of the guide rail sleeve 4; the guide rail sleeve 4 is provided with a through radial hole group 41 for communicating the outer part and the inner hole of the guide rail sleeve 4, the inner hole of the guide rail sleeve 4 is a spline hole, a vibration sleeve ring 3 is arranged between the high-strength outer sleeve 2 and the guide rail sleeve 4, a certain gap is reserved between the inner hole of the vibration sleeve ring 3 and the outer part of the guide rail sleeve 4, the outer part of the vibration sleeve ring 3 is fixedly connected with the inner hole of the high-strength outer sleeve 2, and the vibration sleeve ring 3 can vibrate radially at high frequency.
Lubricating oil is filled in gaps between the spline holes of the guide rail sleeve 4 and the spline shaft, in the radial hole group 41 and between the outside of the guide rail sleeve 4 and the vibration lantern ring 3; during operation, under the high-frequency vibration action of the vibration lantern ring 3, a high-strength lubricating oil film can be formed between the spline holes of the guide rail sleeve 4 and the spline shafts, so that friction between the spline holes of the guide rail sleeve 4 and the spline shafts is greatly reduced.
In this embodiment, the spline hole of the guide rail sleeve 4 may be a rectangular spline, a triangular spline, an involute spline, or may be other shapes, and the cross section shape of the spline shaft is adapted to the cross section shape of the spline hole.
In this embodiment, the vibration collar 3 may be a piezoelectric material or a magnetostrictive material, and the vibration collar 3 is a monolithic body.
Example eight
As shown in fig. 11 and 13, the technical solution is basically the same as that of the seventh embodiment, except that the vibration collar 3 is a segmented type in the circumferential direction.
Example nine
As shown in fig. 14 and 15, the multi-hole ultrasonic transmission pair comprises a left ring 1, a high-strength outer sleeve 2, a guide rail sleeve 4 and a right ring 5, wherein the high-strength outer sleeve 2 is sleeved on the guide rail sleeve 4, the left ring 1 is fixedly arranged between the high-strength outer sleeve 2 and the left end of the guide rail sleeve 4, and the right ring 5 is fixedly arranged between the high-strength outer sleeve 2 and the right end of the guide rail sleeve 4; the guide rail sleeve 4 is provided with a through radial hole group 41 for communicating the outside and the inner hole of the guide rail sleeve 4, the inner hole of the guide rail sleeve 4 is a spline hole, the outside shape of the guide rail sleeve 4 is the same as the shape of the inner hole of the high-strength outer sleeve 2 and is regular polygon, each surface of the regular polygon of the inner hole of the high-strength outer sleeve 2 is fixedly provided with a vibrating plate 6, each vibrating plate 6 is opposite to one surface of the external regular polygon of the guide rail sleeve 4 and has a certain gap, and the vibrating plate 6 can vibrate in the thickness direction at high frequency during operation.
Lubricating oil is filled in gaps between spline holes and spline shafts of the guide rail sleeve 4, in the radial hole group 41 and between regular polygons outside the guide rail sleeve 4 and the vibrating plate 6; during operation, under the high-frequency vibration action of the vibration plate 6, a high-strength lubricating oil film can be formed between the spline holes of the guide rail sleeve 4 and the spline shaft, so that friction between the spline holes of the guide rail sleeve 4 and the spline shaft is greatly reduced.
In the present embodiment, the vibration plate 6 may be a piezoelectric material or a magnetostrictive material or other material capable of generating high-frequency vibration;
in this embodiment, the spline hole of the guide rail sleeve 4 may be a rectangular spline, a triangular spline, an involute spline, or may be other shapes, and the cross section shape of the spline shaft is adapted to the cross section shape of the spline hole.
Examples ten
As shown in fig. 16 and 17, the multi-hole ultrasonic transmission pair comprises a left ring 1, a high-strength outer sleeve 2, a guide rail sleeve 4 and a right ring 5, wherein the high-strength outer sleeve 2 is sleeved on the guide rail sleeve 4, the left ring 1 is fixedly arranged between the high-strength outer sleeve 2 and the left end of the guide rail sleeve 4, and the right ring 5 is fixedly arranged between the high-strength outer sleeve 2 and the right end of the guide rail 4; the high-strength vibration guide rail is characterized in that a through radial hole group 41 is arranged on the guide rail sleeve 4 to be communicated with the outer portion and the inner hole of the guide rail sleeve 4, an inner thread is arranged on the inner hole wall of the guide rail sleeve 4, a vibration sleeve ring 3 is arranged between the high-strength outer sleeve 2 and the guide rail sleeve 4, a certain gap is reserved between the inner hole of the vibration sleeve ring 3 and the outer portion of the guide rail sleeve 4, the outer portion of the vibration sleeve ring 3 is fixedly connected with the inner hole of the high-strength outer sleeve 2, and the vibration sleeve ring 3 can vibrate radially at high frequency.
Lubricating oil is filled between the internal threaded hole of the guide rail sleeve 4 and the screw rod, in the radial hole group 41 and in the gap between the outside of the guide rail sleeve 4 and the vibration lantern ring 3; during operation, under the high-frequency action of the vibrating ring 3, a high-strength lubricating oil film is formed between the internal threaded hole of the guide rail sleeve 4 and the screw rod, so that friction between the internal threaded hole of the guide rail sleeve 4 and the screw rod is greatly reduced; the screw tooth shape is adapted to the internal thread tooth shape of the guide rail sleeve 4.
In this embodiment, the vibration collar 3 is made of piezoelectric material or magnetostrictive material or other materials capable of generating high-frequency vibration, and the vibration collar 3 is integral.
Example eleven
As shown in fig. 16 and 18, a porous ultrasonic transmission pair is basically the same as embodiment 10, except that the vibration collar is segmented in the circumferential direction.
Example twelve
As shown in fig. 19 and 20, the multi-hole ultrasonic transmission pair comprises a left ring 1, a high-strength outer sleeve 2, a guide rail sleeve 4 and a right ring 5, wherein the high-strength outer sleeve 2 is sleeved on the guide rail sleeve 4, the left ring 1 is fixedly arranged between the high-strength outer sleeve 2 and the left end of the guide rail sleeve 4, and the right ring 5 is fixedly arranged between the high-strength outer sleeve 2 and the right end of the guide rail sleeve 4; the guide rail sleeve 4 is provided with a through radial hole group 41 for communicating the outside and the inner hole of the guide rail sleeve 4, the inner hole wall of the guide rail sleeve 4 is provided with an inner thread, the outside shape of the guide rail sleeve 4 is identical to the shape of the inner hole of the high-strength outer sleeve 2 and is regular polygon, each surface of the regular polygon of the inner hole of the high-strength outer sleeve 2 is fixedly provided with a vibrating plate 6, each vibrating plate 6 is opposite to one surface of the regular polygon of the guide rail sleeve 4 and has a certain gap, and the vibrating plate 6 can vibrate in the thickness direction at high frequency during operation.
When the gaps between the internal threaded holes of the guide rail sleeve 4 and the screw rod, the gaps between the radial hole group 41 and the regular polygon outside the guide rail sleeve 4 and the vibrating plate 6 are fully filled with lubricating oil, a high-strength lubricating oil film is formed between the internal threaded holes of the guide rail sleeve 4 and the screw rod under the high-frequency action of the thickness direction of the vibrating plate 6, so that the friction between the internal threaded holes of the guide rail sleeve 4 and the screw rod is greatly reduced; the screw tooth shape is adapted to the internal thread tooth shape of the guide rail sleeve (4).
In this embodiment, the vibration plate 6 may be a piezoelectric material or a magnetostrictive material or other material capable of generating high-frequency vibration.
Since piezoelectric materials, magnetostrictive materials, and vibration, transduction, and control technologies associated therewith are relatively mature and are not the focus of the present invention, they are not described in detail herein.
In addition, the technologies of hydraulic pressure, oil supply, pipelines, sealing, pressure maintaining and the like related to the present invention are relatively mature and are not important matters of the present invention, so the related schematic diagrams and the text descriptions of the present invention are not described in detail, and the present invention is not omitted.
The embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (23)
1. The utility model provides a porous ultrasonic transmission pair, includes left ring (1), high strength overcoat (2), guide rail cover (4) and right ring (5), high strength overcoat (2) cover is established on guide rail cover (4), left side ring (1) set firmly between the left end of high strength overcoat (2) and guide rail cover (4), right side ring (5) set firmly between high strength overcoat (2) and guide rail cover (4) right-hand member, characterized in that be equipped with radial hole group (41) that link up on guide rail cover (4) in order to UNICOM the outside and the hole of guide rail cover (4), be equipped with vibration lantern ring (3) between high strength overcoat (2) and guide rail cover (4), the hole of vibration lantern ring (3) has certain clearance with the outside of guide rail cover (4), the outside of vibration lantern ring (3) is consolidated together with the hole of high strength overcoat (2), vibration lantern ring (3) can do radial high frequency vibration, in the outside of guide rail cover (4) and guide rail cover (4) radial hole group (41) and guide rail cover (4) outside and vibration lantern ring (3) are full of the clearance with vibration lantern ring (3); during operation, the vibration collar (3) can vibrate at a radial high frequency, and a high-strength lubricating oil film can be formed between the guide rail sleeve (4) and the guide rail shaft under the high-frequency action of the vibration collar (3).
2. The multi-hole ultrasonic transmission pair according to claim 1, wherein the inner hole of the guide rail sleeve (4) is a square hole or other special-shaped holes which are not square holes, and the cross section shape of the guide rail shaft matched with the inner hole is matched with the cross section shape of the guide rail sleeve (4).
3. A porous ultrasonic transmission pair according to claim 1, characterized in that the vibration collar (3) is a material capable of generating high frequency vibrations, the vibration collar (3) being monolithic or axially segmented or circumferentially segmented.
4. The porous ultrasonic transmission pair according to claim 1, characterized in that the vibration collar (3) is a piezoelectric material or a magnetostrictive material, and the vibration collar (3) is monolithic or axially segmented or circumferentially segmented.
5. The utility model provides a porous ultrasonic transmission pair, includes left ring (1), high strength overcoat (2), guide rail cover (4) and right ring (5), high strength overcoat (2) cover is established on guide rail cover (4), left ring (1) set firmly between the left end of high strength overcoat (2) and guide rail cover (4), right ring (5) set firmly between the right-hand member of high strength overcoat (2) and guide rail cover (4); the high-strength steel sleeve is characterized in that a through radial hole group (41) is arranged on a guide rail sleeve (4) to be communicated with the outside and the inner hole of the guide rail sleeve (4), the outside shape of the guide rail sleeve (4) is identical to the shape of the inner hole of the high-strength steel sleeve (2) and is a regular polygon, a vibrating plate (6) is fixedly arranged on each surface of the regular polygon of the inner hole of the high-strength steel sleeve (2), each vibrating plate (6) is opposite to one surface of the outside regular polygon of the guide rail sleeve (4) and has a certain gap, and lubricating oil is filled in the gaps between the inner hole of the guide rail sleeve (4) and a guide rail shaft, in the radial hole group (41) of the guide rail sleeve (4) and between the regular polygon of the outer surface of the guide rail sleeve (4) and the vibrating plate (6); when the device works, under the action of high-frequency vibration in the thickness direction of the vibration plate (6), a high-strength lubricating oil film can be formed between the inner hole of the guide rail sleeve (4) and the guide rail shaft.
6. The multi-hole ultrasonic transmission pair according to claim 5, wherein the inner hole of the guide rail sleeve (4) is a square hole or other special-shaped holes of a non-square hole.
7. The ultrasonic transmission pair according to claim 5, characterized in that the vibration plate (6) is a material capable of generating high-frequency vibration.
8. The porous ultrasonic transmission pair according to claim 5, characterized in that the vibration plate (6) is a piezoelectric material or a magnetostrictive material.
9. The utility model provides a porous ultrasonic transmission pair, includes left ring (1), high strength overcoat (2), guide rail cover (4) and right ring (5), high strength overcoat (2) cover is established on guide rail cover (4), left ring (1) set firmly between the left end of high strength overcoat (2) and guide rail cover (4), right ring (5) set firmly between the right-hand member of high strength overcoat (2) and guide rail cover (4); the high-strength steel rail sleeve is characterized in that a through radial hole group (41) is arranged on the guide rail sleeve (4) to be communicated with the outer part and the inner hole of the guide rail sleeve (4), the inner hole of the guide rail sleeve (4) is a spline hole, a vibration sleeve ring (3) is arranged between the high-strength outer sleeve (2) and the guide rail sleeve (4), a certain gap is reserved between the inner hole of the vibration sleeve ring (3) and the outer part of the guide rail sleeve (4), the outer part of the vibration sleeve ring (3) is fixedly connected with the inner hole of the high-strength outer sleeve (2), the vibration sleeve ring (3) can vibrate at a radial high frequency, and lubricating oil is filled in the gaps among the spline hole and the spline shaft of the guide rail sleeve (4), the radial hole group (41) and the gap between the outer part of the guide rail sleeve (4) and the vibration sleeve ring (3); during operation, under the high-frequency vibration action of the vibration lantern ring (3), a high-strength lubricating oil film can be formed between the spline hole of the guide rail sleeve (4) and the spline shaft.
10. The multi-hole ultrasonic transmission pair according to claim 9, characterized in that the spline hole of the guide rail sleeve (4) is a rectangular spline, a triangular spline or an involute spline, and the cross-sectional shape of the spline shaft is adapted to the cross-sectional shape of the spline hole.
11. A porous ultrasonic transmission pair according to claim 9, characterized in that the vibration collar (3) is a material capable of generating high frequency vibrations, the vibration collar (3) being monolithic or axially segmented or circumferentially segmented.
12. The porous ultrasonic transmission pair according to claim 9, characterized in that the vibration collar (3) is a piezoelectric material or a magnetostrictive material, and the vibration collar (3) is monolithic or axially segmented or circumferentially segmented.
13. The utility model provides a porous ultrasonic transmission pair, includes left ring (1), high strength overcoat (2), guide rail cover (4) and right ring (5), high strength overcoat (2) cover is established on guide rail cover (4), left ring (1) set firmly between the left end of high strength overcoat (2) and guide rail cover (4), right ring (5) set firmly between the right-hand member of high strength overcoat (2) and guide rail cover (4); the high-strength steel rail sleeve is characterized in that a through radial hole group (41) is arranged on the guide rail sleeve (4) to be communicated with the outside and the inner hole of the guide rail sleeve (4), the inner hole of the guide rail sleeve (4) is a spline hole, the outer shape of the guide rail sleeve (4) is identical to the inner hole of the high-strength outer sleeve (2) and is in a regular polygon, a vibrating plate (6) is fixedly arranged on each surface of the regular polygon of the inner hole of the high-strength outer sleeve (2), each vibrating plate (6) is opposite to one surface of the regular polygon of the outer part of the guide rail sleeve (4) and has a certain gap, the vibrating plate (6) can vibrate at high frequency in the thickness direction during operation, and lubricating oil is filled in gaps among the spline hole of the guide rail sleeve (4) and the spline shaft, the radial hole group (41) and between the regular polygon of the outer surface of the guide rail sleeve (4) and the vibrating plate (6); during operation, under the high-frequency vibration action of the vibration plate (6), a high-strength lubricating oil film is formed between the spline hole of the guide rail sleeve (4) and the spline shaft.
14. The multi-hole ultrasonic transmission pair according to claim 13, characterized in that the spline hole of the guide rail sleeve (4) is a rectangular spline, a triangular spline or an involute spline, and the cross-sectional shape of the spline shaft is adapted to the cross-sectional shape of the spline hole.
15. A porous ultrasonic transmission pair according to claim 13, characterized in that the vibration plate (6) is a material capable of generating high frequency vibrations.
16. A porous ultrasonic transmission pair according to claim 13, characterized in that the vibrating plate (6) is a piezoelectric material or a magnetostrictive material.
17. The utility model provides a porous ultrasonic transmission pair, includes left ring (1), high strength overcoat (2), guide rail cover (4) and right ring (5), high strength overcoat (2) cover is established on guide rail cover (4), left ring (1) set firmly between the left end of high strength overcoat (2) and guide rail cover (4), right ring (5) set firmly between the right-hand member of high strength overcoat (2) and guide rail cover (4); the high-strength steel rail sleeve is characterized in that a through radial hole group (41) is arranged on the guide rail sleeve (4) to be communicated with the outer part and the inner hole of the guide rail sleeve (4), an inner thread is arranged on the inner hole wall of the guide rail sleeve (4), a vibration sleeve ring (3) is arranged between the high-strength outer sleeve (2) and the guide rail sleeve (4), a certain gap is reserved between the inner hole of the vibration sleeve ring (3) and the outer part of the guide rail sleeve (4), the outer part of the vibration sleeve ring (3) is fixedly connected with the inner hole of the high-strength outer sleeve (2), the vibration sleeve ring (3) can vibrate at a radial high frequency, and lubricating oil is filled in the gaps between the inner threaded hole of the guide rail sleeve (4) and the screw rod, and between the radial hole group (41) of the guide rail sleeve (4) and the vibration sleeve ring (3); during operation, under the high-frequency action of the vibrating ring (3), a high-strength lubricating oil film is formed between the internal threaded hole of the guide rail sleeve (4) and the screw rod, and the screw rod tooth shape is matched with the internal thread tooth shape of the guide rail sleeve (4).
18. A porous ultrasonic transmission pair according to claim 17, characterized in that the vibration collar (3) is a material capable of generating high frequency vibrations, the vibration collar (3) being monolithic or axially segmented or circumferentially segmented.
19. The porous ultrasonic transmission pair according to claim 17, characterized in that the vibration collar (3) is a piezoelectric material or a magnetostrictive material, and the vibration collar (3) is monolithic or axially segmented or circumferentially segmented.
20. The utility model provides a porous ultrasonic transmission pair, includes left ring (1), high strength overcoat (2), guide rail cover (4) and right ring (5), high strength overcoat (2) cover is established on guide rail cover (4), left ring (1) set firmly between the left end of high strength overcoat (2) and guide rail cover (4), right ring (5) set firmly between the right-hand member of high strength overcoat (2) and guide rail cover (4); the novel high-strength screw thread type guide rail is characterized in that a through radial hole group (41) is arranged on a guide rail sleeve (4) to be communicated with the outside and the inner hole of the guide rail sleeve (4), an inner thread is arranged on the inner hole wall of the guide rail sleeve (4), the outer shape of the guide rail sleeve (4) is identical to the inner hole shape of a high-strength outer sleeve (2) and is in a regular polygon, a vibrating plate (6) is fixedly arranged on each surface of the high-strength outer sleeve (2) in the inner hole regular polygon, each vibrating plate (6) is opposite to one surface of the outer regular polygon of the guide rail sleeve (4) and has a certain gap, lubricating oil is filled in gaps between the inner threaded hole of the guide rail sleeve (4) and a screw rod, between the regular polygon outside the radial hole group (41) and the vibrating plate (6), and in operation, under the high-frequency action of the thickness direction of the vibrating plate (6), a high-strength lubricating oil film is formed between the inner threaded hole of the guide rail sleeve (4) and the screw rod, and the screw rod tooth type is matched with the inner thread type of the guide rail sleeve (4).
21. The multi-hole ultrasonic transmission pair according to claim 20, characterized in that the spline hole of the guide rail sleeve (4) is a rectangular spline, a triangular spline or an involute spline, and the cross-sectional shape of the spline shaft is adapted to the cross-sectional shape of the spline hole.
22. A porous ultrasonic transmission pair according to claim 20, characterized in that the vibration plate (6) is a material capable of generating high frequency vibrations.
23. A porous ultrasonic transmission pair according to claim 20, characterized in that the vibrating plate (6) is a piezoelectric material or a magnetostrictive material.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710612021.2A CN107218368B (en) | 2017-07-25 | 2017-07-25 | Porous ultrasonic transmission pair |
| PCT/CN2018/085261 WO2019019754A1 (en) | 2017-07-25 | 2018-05-02 | Porous ultrasonic transmission pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710612021.2A CN107218368B (en) | 2017-07-25 | 2017-07-25 | Porous ultrasonic transmission pair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107218368A CN107218368A (en) | 2017-09-29 |
| CN107218368B true CN107218368B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710612021.2A Active CN107218368B (en) | 2017-07-25 | 2017-07-25 | Porous ultrasonic transmission pair |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107218368B (en) |
| WO (1) | WO2019019754A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218368B (en) * | 2017-07-25 | 2023-04-25 | 顺德职业技术学院 | Porous ultrasonic transmission pair |
| CN108386514B (en) * | 2018-05-04 | 2023-06-13 | 顺德职业技术学院 | Vibration double wave type harmonic wave driving mechanism |
| CN108458085B (en) * | 2018-05-04 | 2023-04-18 | 顺德职业技术学院 | Second-order wave type harmonic transmission mechanism |
| CN108413006B (en) * | 2018-05-04 | 2023-04-18 | 顺德职业技术学院 | Harmonic driver of vibration wave generator |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08141506A (en) * | 1994-11-17 | 1996-06-04 | Nikon Corp | Cam unit |
| JP2003339089A (en) * | 2002-03-14 | 2003-11-28 | Ooita Ken | Ultrasonic wave vibrator |
| US7170214B2 (en) * | 2003-09-08 | 2007-01-30 | New Scale Technologies, Inc. | Mechanism comprised of ultrasonic lead screw motor |
| WO2013093183A1 (en) * | 2011-12-21 | 2013-06-27 | Vahterus Oy | Ultrasonic cleaner for a heat exchanger |
| CN103174724B (en) * | 2013-03-12 | 2015-03-18 | 哈尔滨工业大学 | Releasable nut in sandwich type cantilever beam bending vibration working pattern |
| CN103115055B (en) * | 2013-03-12 | 2015-06-17 | 哈尔滨工业大学 | Paster type ultrasonic nut with self-locking and unlocking functions |
| CN103115122B (en) * | 2013-03-12 | 2016-06-22 | 哈尔滨工业大学 | There is the surface mount type ultrasonic wave lead screw of low frictional behavior |
| CN207064592U (en) * | 2017-07-25 | 2018-03-02 | 顺德职业技术学院 | Porous ultrasonic wave transmission |
| CN107218368B (en) * | 2017-07-25 | 2023-04-25 | 顺德职业技术学院 | Porous ultrasonic transmission pair |
-
2017
- 2017-07-25 CN CN201710612021.2A patent/CN107218368B/en active Active
-
2018
- 2018-05-02 WO PCT/CN2018/085261 patent/WO2019019754A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019019754A1 (en) | 2019-01-31 |
| CN107218368A (en) | 2017-09-29 |
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