CN116641959B - Noise-reducing tapered roller bearing - Google Patents
Noise-reducing tapered roller bearing Download PDFInfo
- Publication number
- CN116641959B CN116641959B CN202310607987.2A CN202310607987A CN116641959B CN 116641959 B CN116641959 B CN 116641959B CN 202310607987 A CN202310607987 A CN 202310607987A CN 116641959 B CN116641959 B CN 116641959B
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- Prior art keywords
- ring frame
- transmission shaft
- outer ring
- positions
- limiting
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- 230000005540 biological transmission Effects 0.000 claims abstract description 61
- 238000007789 sealing Methods 0.000 claims description 19
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 239000012634 fragment Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
- F16C19/527—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions related to vibration and noise
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The utility model provides a noise reduction tapered roller bearing, which relates to the technical field of tapered roller bearings and comprises the following components: an outer ring frame; the intermediate position of outer ring frame is for running through the design, and the inside position at the upper and lower both ends of outer ring frame is all offered because the mounting groove, and the inside intermediate position of mounting groove at the upper and lower both ends of outer ring frame all is provided with a cylindrical recess. The two inner ring frames are combined with each other to be connected to the outer side of the limiting ring in a spacing mode, the limiting ring is located at the middle position inside the outer ring frame, the outer side of the two inner ring frames rotates with the outer ring frame in a roller transmission mode, the two inner ring frames synchronously rotate under the constraint of the limiting ring, and noise is avoided due to idle running of the auxiliary ring and the rollers outside the single inner ring frame. The problem of former tapered roller bearing produced wearing and tearing when using, influence the precision of tapered roller bearing self when long-time use, and then produce the noise is solved.
Description
Technical Field
The utility model relates to the technical field of tapered roller bearings, in particular to a noise reduction tapered roller bearing.
Background
Tapered roller bearings are split bearings, and the inner ring and the outer ring of the bearing are provided with tapered raceways. The bearing is divided into single-row, double-row and four-row tapered roller bearings according to the row number of the rollers. The single row tapered roller bearing can bear radial load and unidirectional axial load. When the bearing is subjected to radial loads, an axial component will be generated, so that another bearing which can withstand the opposite axial force is required to be balanced.
The utility model discloses a tapered roller bearing that makes an uproar falls in bass, including outer lane and sealed pad, the both sides opening part of outer lane has all pegged graft the inner circle, the outside of inner lane is fixed with the roller frame, the outside annular array of roller frame has seted up the side groove, and all rotates the installation in the side groove and have the roller body, the both sides annular array of inner circle distributes and has the perforation, and peg graft in the perforation has the dead lever, the both ends of dead lever are located the perforation that two inner circles correspond, and the nut is all threaded at the both ends of dead lever, sealed pad is equipped with two altogether, and two sealed pads joint respectively in the both sides opening part of outer lane, the intermediate opening part and the inner circle looks adaptation of sealed pad, the inside slope design that is of both sides opening part of outer lane, and the roller body in two inner circle outsides is laminated with two inclined planes respectively. The utility model has the advantages of dust prevention, noise reduction, practicability improvement, fixation stability and convenient disassembly.
Based on the search of the patent and the application understanding of the prior noise reduction tapered roller bearing: the wearing and tearing that present tapered roller bearing produced when using influences the precision of tapered roller bearing self when long-time use, and then produces relative noise condition to there is the vibrations condition extremely to lead to tapered roller bearing to rotate when having the vibrations condition extremely easily when using if tapered roller bearing, influences the use.
Accordingly, in view of the above, research and improvement have been made to solve the conventional structure and disadvantages, and a noise reduction tapered roller bearing is provided to achieve the purpose of having a higher practical value.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a noise reduction tapered roller bearing, which aims to solve the problems that the existing tapered roller bearing is worn during use, the precision of the tapered roller bearing is influenced during long-time use, the relative noise condition is further generated, and if the tapered roller bearing is in use, the vibration condition is very easy to cause deviation during rotation of the tapered roller bearing, and the use is influenced.
The utility model provides a noise reduction tapered roller bearing, which specifically comprises: an outer ring frame; the middle position of the outer ring frame is a penetrating design, the inner positions of the upper end and the lower end of the outer ring frame are respectively provided with a mounting groove, the inner middle positions of the mounting grooves of the upper end and the lower end of the outer ring frame are respectively provided with a cylindrical groove, the outer sides of the cylindrical grooves of the upper end and the lower end of the outer ring frame are respectively provided with an oil injection groove, a transmission shaft A is rotationally connected in the upper mounting groove of the outer ring frame, the middle position of the transmission shaft A is provided with a limiting block, the limiting block of the transmission shaft A is positioned in the upper mounting groove of the outer ring frame, the left side and the right side of the transmission shaft A are respectively provided with threads, and the threads at the two ends of the transmission shaft A are symmetrically designed; the device also comprises a guard board; the guard plates are arranged in two, the two guard plates are respectively attached to the left side and the right side of the outer ring frame, limiting plates are arranged at the inner side of the guard plates, twenty obliquely designed elastic pieces are arranged at the inner side of the two limiting plates, the distance between every two adjacent elastic pieces is the same, one holding plate is fixedly connected to the inner side of each elastic piece, the distance between every two adjacent holding plates is the same, twenty holding plates are located at the inner side of the limiting plates, the twenty holding plates and the limiting plates are in parallel design, and auxiliary grooves are formed in the side positions of each holding plate.
Further, the lower mounting groove rotation of outer ring frame is connected with transmission shaft B, and transmission shaft B's intermediate position is provided with the stopper, and transmission shaft B's stopper is located the lower mounting groove of outer ring frame, and transmission shaft B's left and right sides position is provided with the screw thread respectively, and transmission shaft B's both ends screw thread is symmetrical design, and transmission shaft B is symmetrical design with transmission shaft A.
Further, threaded holes are respectively formed in the upper end and the lower end of the side surfaces of the guard plates, the two end positions of the transmission shaft A are respectively located in the two threaded holes in the upper end of the guard plates, and the two end positions of the transmission shaft B are respectively located in the two threaded holes in the lower end of the guard plates.
Further, annular grooves are respectively formed in the two side positions of the outer ring frame, two sealing strips are respectively arranged at the inner side positions of the two guard plates, the two sealing strips jointly form a circular shape, the two sealing strips arranged on each guard plate are symmetrically designed, the two side positions of the transmission shaft A are respectively located at the middle positions of the upper end contact points of the two sealing strips on the same side, the two side positions of the transmission shaft B are respectively located at the middle positions of the lower end contact points of the two sealing strips on the same side, and the sealing strips designed by the two guard plates are all located in the annular grooves in the two sides of the outer ring frame.
Further, the left side and the right side of the inner part of the outer ring frame are respectively provided with an inner ring frame, the two inner ring frames are symmetrically designed, the interval positions of the two inner ring frames are rotationally connected to the outer side positions of the limiting rings, and the limiting rings are positioned at the middle positions of the inner parts of the outer ring frames.
Further, every the outside position of interior ring frame has all cup jointed an auxiliary ring, and twenty wheel grooves have all been seted up to the surface position of every auxiliary ring, and every wheel inslot of auxiliary ring all rotates to be connected with a gyro wheel, and every adjacent two gyro wheel interval is the same, and the outside position of gyro wheel is laminated with the outside position of outer loop frame mutually, and the inside position of gyro wheel is laminated with the outside position of interior ring frame mutually.
Further, the outside position of the inner ring frame is attached to the inside position of the guard plate, a circular groove is formed in the middle position of the limiting plate, and the outside position of the inner ring frame is located in the circular groove in the middle position of the limiting plate.
Furthermore, each auxiliary groove of the clamping plate is rotationally connected with an auxiliary wheel, and twenty auxiliary wheels on the same side are attached to the outer side of the auxiliary ring.
Compared with the prior art, the utility model has the following beneficial effects:
when the guard plates are required to be additionally arranged on the left side and the right side of the outer ring frame respectively, the two guard plates are attached to the left side and the right side of the outer ring frame respectively, the two side positions of the transmission shaft B and the two side positions of the transmission shaft A are respectively abutted against threaded holes designed at the lower two ends of the two guard plates, the transmission shaft B and the transmission shaft A are synchronously rotated until the two guard plates are attached to the left side and the right side of the outer ring frame respectively, the two guard plates can play a role in isolating the sound generated when the inner ring frame rotates with the outer ring frame through the idler wheels, and external dust can be effectively prevented from entering the inner positions of the outer ring frame and the inner ring frame, so that the condition of insensitive rotation occurs.
The two inner ring frames are combined with each other to rotate and connect the outer side of the limiting ring at a distance from each other, the limiting ring is located at the middle position inside the outer ring frame, the outer side of the two inner ring frames rotates with the outer ring frame in a roller transmission mode, the two inner ring frames synchronously rotate under the constraint of the limiting ring, noise generated by idle running of auxiliary rings and rollers outside the single inner ring frame is avoided, and the overall synchronous service life of the auxiliary rings designed outside the two inner ring frames is influenced.
When the device is integrally used, transverse position vibration and transverse position pulling force occur, the elastic sheet arranged on the inner side of the limiting plate can effectively move, the distance between the clamping plate and the limiting plate is increased or reduced, the elastic sheet ensures that the auxiliary ring resets when the transverse acting force is not received, and the service life of the tapered roller bearing is prolonged.
When the auxiliary ring rotates in a displacement manner, the auxiliary wheel is synchronously attached and rotated, the position of the auxiliary ring is further limited, and the situation that the auxiliary ring is offset in rotation is avoided.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings of the embodiments will be briefly described below.
In the drawings:
FIG. 1 shows a schematic left-hand structural view of a noise reduction tapered roller bearing according to an embodiment of the present utility model;
FIG. 2 shows a schematic side view of a noise reducing tapered roller bearing according to an embodiment of the utility model;
FIG. 3 shows a schematic half-section front view of a noise reduction tapered roller bearing according to an embodiment of the utility model;
FIG. 4 shows a schematic diagram of a semi-cutaway side view of a noise reducing tapered roller bearing in accordance with an embodiment of the present utility model;
FIG. 5 shows a schematic diagram of a split front view structure of a noise reduction tapered roller bearing according to an embodiment of the utility model;
FIG. 6 shows a schematic diagram of a split top view structure of a noise reducing tapered roller bearing in accordance with an embodiment of the utility model;
FIG. 7 shows a schematic diagram of a split side view structure of a noise reducing tapered roller bearing in accordance with an embodiment of the utility model;
fig. 8 is a schematic view showing a partially enlarged structure at a in fig. 7 according to an embodiment of the present utility model.
List of reference numerals
1. An outer ring frame; 101. a transmission shaft A; 102. a transmission shaft B; 2. a limiting ring; 3. an inner ring frame; 4. an auxiliary ring; 401. a roller; 5. a limiting plate; 501. a spring plate; 502. a holding plate; 503. an auxiliary wheel; 6. a guard board; 601. and (5) a sealing strip.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Examples
As shown in fig. 1 to 8:
the utility model provides a noise reduction tapered roller bearing, which comprises: an outer ring frame 1; the middle position of the outer ring frame 1 is a penetrating design, the inner positions of the upper end and the lower end of the outer ring frame 1 are respectively provided with a mounting groove, the inner middle positions of the mounting grooves of the upper end and the lower end of the outer ring frame 1 are respectively provided with a cylindrical groove, the outer sides of the cylindrical grooves of the upper end and the lower end of the outer ring frame 1 are respectively provided with an oil injection groove, a transmission shaft A101 is rotationally connected in the upper mounting groove of the outer ring frame 1, the middle position of the transmission shaft A101 is provided with a limiting block, the limiting block of the transmission shaft A101 is positioned in the upper mounting groove of the outer ring frame 1, the left side and the right side of the transmission shaft A101 are respectively provided with threads, and the threads at the two ends of the transmission shaft A101 are symmetrically designed; the device also comprises a guard plate 6; the backplate 6 is provided with two altogether, two backplate 6 laminating respectively in the left and right sides position of outer loop frame 1, the inboard position of backplate 6 is provided with limiting plate 5, the inboard position of two limiting plates 5 all is provided with twenty shell fragments 501 of slope design, every adjacent interval of two shell fragments 501 is the same, the inboard position of every shell fragment 501 all fixedly connected with adds and holds board 502, every adjacent interval that two adds holds board 502 is the same, twenty add and hold board 502 and be located the inboard position of limiting plate 5, and twenty add and hold board 502 and limiting plate 5 and be parallel design, every side position that adds and hold board 502 has all offered the auxiliary tank.
The lower mounting groove of the outer ring frame 1 is rotationally connected with a transmission shaft B102, a limiting block is arranged in the middle of the transmission shaft B102, the limiting block of the transmission shaft B102 is positioned in the lower mounting groove of the outer ring frame 1, threads are respectively arranged at the left side and the right side of the transmission shaft B102, threads at the two ends of the transmission shaft B102 are symmetrically designed, the transmission shaft B102 and the transmission shaft A101 are symmetrically designed, threaded holes are respectively formed in the upper end and the lower end of the side face of the two guard plates 6, the two ends of the transmission shaft A101 are respectively positioned in the two threaded holes at the upper end of the guard plates 6, the two ends of the transmission shaft B102 are respectively positioned in the two threaded holes at the lower end of the guard plates 6, the two guard plates 6 can isolate sound generated when the inner ring frame 3 rotates with the outer ring frame 1 through the idler wheels 401, and the situation that external dust enters the inner position of the outer ring frame 1 and the inner ring frame 3 to cause insensitive rotation can be effectively prevented.
The two side positions of the outer ring frame 1 are respectively provided with annular grooves, the inner side positions of the two guard plates 6 are respectively provided with two sealing strips 601, the two sealing strips 601 jointly form a circular shape, the two sealing strips 601 arranged on each guard plate 6 are symmetrically designed, the two side positions of the transmission shaft A101 are respectively positioned at the upper end contact intermediate positions of the two sealing strips 601 on the same side, the two side positions of the transmission shaft B102 are respectively positioned at the lower end contact intermediate positions of the two sealing strips 601 on the same side, and the sealing strips 601 designed by the two guard plates 6 are respectively positioned in the annular grooves on the two sides of the outer ring frame 1.
The left side and the right side of the inner part of the outer ring frame 1 are respectively provided with an inner ring frame 3, the two inner ring frames 3 are symmetrically designed, the space positions of the two inner ring frames 3 are rotationally connected to the outer side position of the limiting ring 2, the limiting ring 2 is located at the middle position of the inner part of the outer ring frame 1, each outer side position of each inner ring frame 3 is sleeved with an auxiliary ring 4, twenty wheel grooves are formed in the surface position of each auxiliary ring 4, each wheel groove of each auxiliary ring 4 is rotationally connected with one roller 401, the space between every two adjacent rollers 401 is the same, the outer side position of each roller 401 is attached to the inner side position of the outer ring frame 1, the inner side position of each roller 401 is attached to the outer side position of the inner ring frame 3, the outer side position of the inner ring frame 3 is attached to the inner side position of the guard plate 6, the middle position of the limiting plate 5 is provided with a circular groove, and the outer side position of the inner ring frame 3 is located in the circular groove of the middle position of the limiting plate 5.
Wherein, every adds in holding the auxiliary tank of board 502 and all rotates and be connected with an auxiliary wheel 503, and twenty auxiliary wheels 503 of homonymy laminate with auxiliary ring 4 outside position mutually, when auxiliary ring 4 takes place displacement rotation, auxiliary wheel 503 will laminate in step and rotate, further carries out spacingly to auxiliary ring 4's position, avoids auxiliary ring 4 pivoted time to appear the skew condition.
When in use, the utility model is characterized in that: firstly, the device is assembled relatively by combining the whole embodiment, when the guard plates 6 are required to be additionally arranged on the left side and the right side of the outer ring frame 1, the two guard plates 6 are respectively attached to the left side and the right side of the outer ring frame 1, the two side positions of the transmission shaft B102 and the transmission shaft A101 are respectively abutted against the threaded holes designed at the lower two ends of the two guard plates 6, then the transmission shaft B102 and the transmission shaft A101 are synchronously rotated until the two guard plates 6 are respectively attached to the left side and the right side of the outer ring frame 1, the two guard plates 6 play a role of isolating the sound generated when the inner ring frame 3 rotates with the outer ring frame 1 through the roller 401, and the situation that external dust enters the inner positions of the outer ring frame 1 and the inner ring frame 3 and is insensitive to rotation can be effectively prevented.
The outer side position of the limiting ring 2 is rotationally connected at the interval position of the two inner ring frames 3, the limiting ring 2 is positioned at the inner middle position of the outer ring frame 1, the outer side position of the two inner ring frames 3 rotates with the outer ring frame 1 in a roller 401 transmission mode, the two inner ring frames 3 synchronously rotate under the constraint of the limiting ring 2, noise generated by idle running of the auxiliary ring 4 and the roller 401 outside the single inner ring frame 3 is avoided, and the overall synchronous service life of the auxiliary ring 4 designed outside the two inner ring frames 3 is influenced.
When the device is integrally used, transverse position vibration and transverse position pulling force occur, the elastic sheet 501 arranged on the inner side of the limiting plate 5 can effectively move, the distance between the holding plate 502 and the limiting plate 5 is increased or reduced, the elastic sheet 501 ensures that the auxiliary ring 4 resets when no transverse acting force is applied, and the service life of the tapered roller bearing is prolonged.
Claims (3)
1. A noise reduction tapered roller bearing, comprising: an outer ring frame (1); the middle position of the outer ring frame (1) is a penetrating design, the inner positions of the upper end and the lower end of the outer ring frame (1) are provided with mounting grooves, the inner middle positions of the mounting grooves of the upper end and the lower end of the outer ring frame (1) are provided with cylindrical grooves, the outer sides of the cylindrical grooves of the upper end and the lower end of the outer ring frame (1) are provided with oil injection grooves, a transmission shaft A (101) is rotationally connected in the upper mounting groove of the outer ring frame (1), a limiting block is arranged in the middle position of the transmission shaft A (101), the limiting block of the transmission shaft A (101) is positioned in the upper mounting groove of the outer ring frame (1), the left side and the right side of the transmission shaft A (101) are respectively provided with threads, and the threads of the two ends of the transmission shaft A (101) are symmetrically designed; also comprises a guard board (6); the two guard plates (6) are respectively attached to the left side and the right side of the outer ring frame (1), limiting plates (5) are arranged at the inner side of the guard plates (6), twenty obliquely designed elastic pieces (501) are arranged at the inner side of the two limiting plates (5), the distance between every two adjacent elastic pieces (501) is the same, one holding plate (502) is fixedly connected at the inner side of each elastic piece (501), the distance between every two adjacent holding plates (502) is the same, twenty holding plates (502) are arranged at the inner side of the limiting plates (5), the twenty holding plates (502) are designed in parallel with the limiting plates (5), and auxiliary grooves are formed in the side positions of each holding plate (502);
annular grooves are respectively formed in the two side positions of the outer ring frame (1), two sealing strips (601) are respectively arranged in the inner side positions of two guard plates (6), the two sealing strips (601) jointly form a circular shape, the two sealing strips (601) arranged on each guard plate (6) are symmetrically designed, the two side positions of a transmission shaft A (101) are respectively located in the middle positions of upper end contact points of the two sealing strips (601) on the same side, the two side positions of a transmission shaft B (102) are respectively located in the middle positions of lower end contact points of the two sealing strips (601) on the same side, and the sealing strips (601) designed by the two guard plates (6) are respectively located in the annular grooves in the two sides of the outer ring frame (1);
the left side and the right side of the inner part of the outer ring frame (1) are respectively provided with an inner ring frame (3), the two inner ring frames (3) are symmetrically designed, the interval positions of the two inner ring frames (3) are rotationally connected to the outer side positions of the limiting rings (2), and the limiting rings (2) are positioned at the middle positions of the inner part of the outer ring frame (1);
an auxiliary ring (4) is sleeved at the outer side of each inner ring frame (3), twenty wheel grooves are formed in the surface of each auxiliary ring (4), each wheel groove of each auxiliary ring (4) is rotationally connected with one roller (401), the distance between every two adjacent rollers (401) is the same, the outer side of each roller (401) is attached to the inner side of each outer ring frame (1), and the inner side of each roller (401) is attached to the outer side of each inner ring frame (3);
the outer side of the inner ring frame (3) is attached to the inner side of the guard plate (6), a circular groove is formed in the middle of the limiting plate (5), and the outer side of the inner ring frame (3) is positioned in the circular groove in the middle of the limiting plate (5);
an auxiliary wheel (503) is rotatably connected in the auxiliary groove of each clamping plate (502), and twenty auxiliary wheels (503) on the same side are attached to the outer side of the auxiliary ring (4).
2. A noise reducing tapered roller bearing as claimed in claim 1, wherein: the transmission shaft B (102) is rotationally connected to the lower mounting groove of the outer ring frame (1), a limiting block is arranged at the middle position of the transmission shaft B (102), the limiting block of the transmission shaft B (102) is located in the lower mounting groove of the outer ring frame (1), threads are respectively arranged at the left side and the right side of the transmission shaft B (102), the threads at the two ends of the transmission shaft B (102) are symmetrically designed, and the transmission shaft B (102) and the transmission shaft A (101) are symmetrically designed.
3. A noise reducing tapered roller bearing as defined in claim 2, wherein: threaded holes are respectively formed in the upper end and the lower end of the side surfaces of the guard plates (6), the two end positions of the transmission shaft A (101) are respectively located in the two threaded holes in the upper end of the guard plates (6), and the two end positions of the transmission shaft B (102) are respectively located in the two threaded holes in the lower end of the guard plates (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310607987.2A CN116641959B (en) | 2023-05-26 | 2023-05-26 | Noise-reducing tapered roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310607987.2A CN116641959B (en) | 2023-05-26 | 2023-05-26 | Noise-reducing tapered roller bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116641959A CN116641959A (en) | 2023-08-25 |
| CN116641959B true CN116641959B (en) | 2024-02-27 |
Family
ID=87642939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310607987.2A Active CN116641959B (en) | 2023-05-26 | 2023-05-26 | Noise-reducing tapered roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116641959B (en) |
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| JP2004219160A (en) * | 2003-01-10 | 2004-08-05 | Nsk Ltd | Instrument and method for measuring load of axle bearing of rolling stock |
| CN203948449U (en) * | 2014-07-26 | 2014-11-19 | 慈溪市特种轴承有限公司 | Single row roller bearing |
| DE102014210751A1 (en) * | 2014-06-05 | 2015-12-17 | Schaeffler Technologies AG & Co. KG | Rolling bearings, in particular deep groove ball bearings, with guide aids for rolling elements |
| CN215980445U (en) * | 2021-09-09 | 2022-03-08 | 山东国都轴承制造有限公司 | Tapered roller bearing with noise reduction function at low pitch |
| CN216343398U (en) * | 2021-12-16 | 2022-04-19 | 山东六联轴承有限公司 | Mixed ceramic cylindrical roller bearing ring |
| CN216519191U (en) * | 2022-01-18 | 2022-05-13 | 临清市奇强轴承有限公司 | Adjustable-clearance double-row tapered roller bearing |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9624921B2 (en) * | 2013-05-30 | 2017-04-18 | Novartis Ag | Pump roller head with pivoting rollers and spring arms |
| FR3008148B1 (en) * | 2013-07-05 | 2016-05-27 | Skf Ab | BEARING BEARING DEVICE, IN PARTICULAR FOR STEERING COLUMN |
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2023
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| JPH0532827U (en) * | 1991-10-09 | 1993-04-30 | 光洋精工株式会社 | Rolling bearing retaining ring |
| JP2002372058A (en) * | 2001-06-15 | 2002-12-26 | Nsk Ltd | Rolling bearing |
| JP2004219160A (en) * | 2003-01-10 | 2004-08-05 | Nsk Ltd | Instrument and method for measuring load of axle bearing of rolling stock |
| DE102014210751A1 (en) * | 2014-06-05 | 2015-12-17 | Schaeffler Technologies AG & Co. KG | Rolling bearings, in particular deep groove ball bearings, with guide aids for rolling elements |
| CN203948449U (en) * | 2014-07-26 | 2014-11-19 | 慈溪市特种轴承有限公司 | Single row roller bearing |
| CN215980445U (en) * | 2021-09-09 | 2022-03-08 | 山东国都轴承制造有限公司 | Tapered roller bearing with noise reduction function at low pitch |
| CN216343398U (en) * | 2021-12-16 | 2022-04-19 | 山东六联轴承有限公司 | Mixed ceramic cylindrical roller bearing ring |
| CN216519191U (en) * | 2022-01-18 | 2022-05-13 | 临清市奇强轴承有限公司 | Adjustable-clearance double-row tapered roller bearing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116641959A (en) | 2023-08-25 |
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