CN111911528A - Vibrating screen self-aligning roller bearing - Google Patents
Vibrating screen self-aligning roller bearing Download PDFInfo
- Publication number
- CN111911528A CN111911528A CN202010740732.XA CN202010740732A CN111911528A CN 111911528 A CN111911528 A CN 111911528A CN 202010740732 A CN202010740732 A CN 202010740732A CN 111911528 A CN111911528 A CN 111911528A
- Authority
- CN
- China
- Prior art keywords
- double
- row
- inner ring
- outer ring
- roller bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
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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
- F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
- F16C23/06—Ball or roller bearings
-
- 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
- F16C33/34—Rollers; Needles
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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
- F16C33/46—Cages for rollers or needles
- F16C33/48—Cages for rollers or needles for multiple rows of rollers or needles
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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
- F16C33/583—Details of specific parts of races
- F16C33/585—Details of specific parts of races of raceways, e.g. ribs to guide the rollers
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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
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
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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
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6681—Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a vibrating screen self-aligning roller bearing, which belongs to the field of mechanical equipment and comprises an outer ring and an inner ring positioned in the outer ring, wherein a double-row rolling device is arranged between the outer ring and the inner ring, double-row raceways are arranged on the inner ring, protrusions on the inner ring between the double-row raceways are high in guiding intermediate diameter, the double-row rolling device comprises double-row rolling bodies and a double-row retainer used for supporting the double-row rolling bodies, and the double-row rolling bodies are placed on the double-row raceways and move on the double-row raceways. The double-row roller path and the roller double-guide retainer are adopted, and double-row roller path guide is adopted, so that the damage of locking and sintering of the bearing due to the fact that the retainer and the rolling body are clamped under impact load is greatly reduced.
Description
Technical Field
The invention belongs to the technical field of mechanical equipment, and relates to a vibrating screen self-aligning roller bearing.
Background
Roller bearings are one type of rolling bearings, and are one of the components widely used in modern machinery. It relies on rolling contact between the primary elements to support the rotating parts. Roller bearings are now mostly standardized. The roller bearing has the advantages of small moment required by starting, high rotation precision, convenience in selection and the like.
Roller bearings rely on rolling contact between primary parts to support rotating parts. Different roller bearings may be subjected to different radial and axial forces. However, the roller bearing on the market at present has the defects of damage to locking and sintering of the bearing due to blocking of the retainer and the rolling body under impact load, low rotating speed, low load, poor impact resistance, short service life of the bearing and the like.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide a self-aligning roller bearing of a vibrating screen. Compared with the prior art, the invention has the following outstanding advantages and positive effects; the double-row roller path and the roller double-guide retainer are adopted, and double-row roller path guide is adopted, so that the damage of locking and sintering of the bearing due to the fact that the retainer and the rolling body are clamped under impact load is greatly reduced.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a shale shaker self-aligning roller bearing, includes the outer lane, is located the inside inner circle of outer lane be provided with double-row rolling device between outer lane and the inner circle the interior circle is provided with the double-row raceway, protruding for high guide pitch diameter in the interior circle between the double-row raceway, double-row rolling device includes the double-row rolling element and is used for supporting the double-row holder of double-row rolling element, the double-row rolling element is laid on the double-row raceway and be in remove on the double-row raceway.
Preferably, the double row raceway on the inner ring is disposed symmetrically with respect to the high guide pitch diameter.
Preferably, three equally divided oil injection holes are provided in the outer ring.
Preferably, the outer ring is formed in a circular arc shape.
Preferably, the inner ring is formed in a circular arc shape.
Preferably, the rolling elements are of asymmetrical design, the curvature of the rolling elements being smaller than the curvature of the raceways on the inner ring.
The outer ring and the inner ring are in arc shapes, so that the conditions of shaft deflection, shaft non-concentricity and centering of the mechanical shaft due to large mechanical thermal expansion and load are ensured. The outer ring adopts 3 equant oil filler points, the size of the oil filler point is large, the deep oil filler point ensures sufficient lubrication of lubricating grease, high temperature cannot be generated when the bearing is used, the service life is prolonged, and the downtime is reduced. The inner ring roller path adopts a double-row roller path and a high-guide pitch diameter, so that when the rolling elements rotate, the rolling elements do not interfere with each other, the rolling elements are guided to rotate by the pitch diameter all the time, and the phenomenon of skew cannot occur. The rolling body adopts asymmetric design, the curvature is smaller than that of the inner ring raceway, the contact area is small, the temperature rise of the bearing is slow, and the service life is prolonged. The pressure angle is larger than the rotating aligning angle, so that the rolling body does not slip, and the normal rotation of the bearing is ensured. The retainer adopts the biserial design, mutual noninterference, and this kind of retainer's stretch-proofing nature is strong, and antidetonation, antifriction nature are good, and special design makes the rolling element rotate in the exact position that keeps all the time, even there is a damage, can also continue to maintain a period work.
The invention has the following beneficial effects:
1. the outer ring and the inner ring are in arc shapes, so that the conditions of shaft deflection, shaft non-concentricity and centering of the mechanical shaft due to large mechanical thermal expansion and load are ensured.
2. The outer ring adopts 3 equant oil filler points, the size of the oil filler point is large, the deep oil filler point ensures sufficient lubrication of lubricating grease, high temperature cannot be generated when the bearing is used, the service life is prolonged, and the downtime is reduced.
3. The inner ring roller path adopts a double-row roller path and a high-guide pitch diameter, so that when the rolling elements rotate, the rolling elements do not interfere with each other, the rolling elements are guided by the pitch diameter all the time to rotate, and the phenomenon of skew cannot occur.
4. The rolling body adopts asymmetric design, the curvature is smaller than that of the inner ring raceway, the contact area is small, the temperature rise of the bearing is slow, and the service life is prolonged. The pressure angle is larger than the rotating aligning angle, the rolling body does not slip, and the normal rotation of the bearing is ensured
5. The retainer adopts a double-row design and is in complementary interference, the retainer has strong tensile resistance, shock resistance and good friction resistance, the rolling bodies are always kept to rotate at correct positions by special design, and even if one row of rolling bodies is damaged, the rolling bodies can continue to work for a period of time.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural diagram of a self-aligning roller bearing of a vibrating screen.
In the figure: 1. the bearing comprises an outer ring, 2, an inner ring, 3, an oil injection hole, 4, a rolling body, 5, a roller path, 6, a retainer, 7 and a high guide pitch diameter.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
In this embodiment, the double row raceway 5 on the inner ring 2 is arranged symmetrically with respect to the high guide pitch diameter 7.
In this embodiment, three equally divided oil holes 3 are provided in the outer ring 1.
In this embodiment, the outer ring 1 is formed in a circular arc shape.
In this embodiment, the inner ring 2 is selected to have a circular arc shape.
In the present exemplary embodiment, the rolling elements 4 are of asymmetrical design, the curvature of the rolling elements 4 being smaller than the curvature of the raceways 5 on the inner ring 2.
The outer ring and the inner ring are in arc shapes, so that the conditions of shaft deflection, shaft non-concentricity and centering of the mechanical shaft due to large mechanical thermal expansion and load are ensured. The outer ring adopts 3 equant oil filler points, the size of the oil filler point is large, the deep oil filler point ensures sufficient lubrication of lubricating grease, high temperature cannot be generated when the bearing is used, the service life is prolonged, and the downtime is reduced. The inner ring roller path adopts a double-row roller path and a high-guide pitch diameter, so that when the rolling elements rotate, the rolling elements do not interfere with each other, the rolling elements are guided to rotate by the pitch diameter all the time, and the phenomenon of skew cannot occur. The rolling body adopts asymmetric design, the curvature is smaller than that of the inner ring raceway, the contact area is small, the temperature rise of the bearing is slow, and the service life is prolonged. The pressure angle is larger than the rotating aligning angle, so that the rolling body does not slip, and the normal rotation of the bearing is ensured. The retainer adopts the biserial design, mutual noninterference, and this kind of retainer's stretch-proofing nature is strong, and antidetonation, antifriction nature are good, and special design makes the rolling element rotate in the exact position that keeps all the time, even there is a damage, can also continue to maintain a period work.
Compared with the prior art, the invention has the following outstanding advantages and positive effects; the double-row roller path and the roller double-guide retainer are adopted, and double-row roller path guide is adopted, so that the damage of locking and sintering of the bearing due to the fact that the retainer and the rolling body are clamped under impact load is greatly reduced.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Other technical features than those described in the specification are known to those skilled in the art, and are not described herein in detail in order to highlight the innovative features of the present invention.
Claims (6)
1. The utility model provides a shale shaker self-aligning roller bearing which characterized in that: the double-row rolling device comprises an outer ring (1), an inner ring (2) located inside the outer ring (1), a double-row rolling device is arranged between the outer ring (1) and the inner ring (2), a double-row roller path (5) is arranged on the inner ring (2), a bulge on the inner ring (2) between the double-row roller path (5) is a high guide pitch diameter (7), the double-row rolling device comprises double-row rolling bodies (4) and a double-row retainer (6) used for supporting the double-row rolling bodies (4), and the double-row rolling bodies (4) are placed on the double-row roller path (5) and move on the double-row roller path (5).
2. A shale shaker self-aligning roller bearing according to claim 1, characterized in that: the double-row roller paths (5) on the inner ring (2) are symmetrically arranged relative to the high guide pitch diameter (7).
3. A shale shaker self-aligning roller bearing according to claim 1, characterized in that: three equally-divided oil injection holes (3) are arranged on the outer ring (1).
4. A shale shaker self-aligning roller bearing according to claim 1, characterized in that: the outer ring (1) is in a circular arc shape.
5. A shale shaker self-aligning roller bearing according to claim 1, characterized in that: the inner ring (2) is in a circular arc shape.
6. A shale shaker self-aligning roller bearing according to claim 1, characterized in that: the rolling bodies (4) are asymmetrically designed, and the curvature of the rolling bodies (4) is smaller than that of the roller paths (5) on the inner ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010740732.XA CN111911528A (en) | 2020-07-28 | 2020-07-28 | Vibrating screen self-aligning roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010740732.XA CN111911528A (en) | 2020-07-28 | 2020-07-28 | Vibrating screen self-aligning roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111911528A true CN111911528A (en) | 2020-11-10 |
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ID=73287614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010740732.XA Pending CN111911528A (en) | 2020-07-28 | 2020-07-28 | Vibrating screen self-aligning roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111911528A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135578A (en) * | 2021-12-06 | 2022-03-04 | 洛阳新强联回转支承股份有限公司 | Long-life, super-huge double-row self-aligning roller bearing who shocks resistance |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0754841A (en) * | 1991-06-05 | 1995-02-28 | Sanchez Felix Sanchez | Bearing frictional dissipation system |
| JP2005061527A (en) * | 2003-08-12 | 2005-03-10 | Nsk Ltd | Roller bearing and its manufacturing method |
| CN201858278U (en) * | 2010-11-26 | 2011-06-08 | 襄阳汽车轴承股份有限公司 | Four-contact-point type clutch release bearing |
| CN203404247U (en) * | 2013-08-13 | 2014-01-22 | 沈阳中冶光洋轴承有限公司 | High-load full-capacity self-aligning roller bearing |
| CN203670467U (en) * | 2014-01-03 | 2014-06-25 | 日本精工株式会社 | Self-aligningroller bearing |
| CN205446414U (en) * | 2016-02-25 | 2016-08-10 | 芜湖三行轴承有限公司 | Self -aligning roller bearing for shale shaker |
| CN205578513U (en) * | 2016-04-15 | 2016-09-14 | 张家港市钠德轴承有限公司 | Convex symmetrical roller globoidal bearing |
| CN207728727U (en) * | 2018-01-04 | 2018-08-14 | 瓦房店冶金轴承集团有限公司 | A kind of used by oscillating screen self-aligning roller bearing |
-
2020
- 2020-07-28 CN CN202010740732.XA patent/CN111911528A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0754841A (en) * | 1991-06-05 | 1995-02-28 | Sanchez Felix Sanchez | Bearing frictional dissipation system |
| JP2005061527A (en) * | 2003-08-12 | 2005-03-10 | Nsk Ltd | Roller bearing and its manufacturing method |
| CN201858278U (en) * | 2010-11-26 | 2011-06-08 | 襄阳汽车轴承股份有限公司 | Four-contact-point type clutch release bearing |
| CN203404247U (en) * | 2013-08-13 | 2014-01-22 | 沈阳中冶光洋轴承有限公司 | High-load full-capacity self-aligning roller bearing |
| CN203670467U (en) * | 2014-01-03 | 2014-06-25 | 日本精工株式会社 | Self-aligningroller bearing |
| CN205446414U (en) * | 2016-02-25 | 2016-08-10 | 芜湖三行轴承有限公司 | Self -aligning roller bearing for shale shaker |
| CN205578513U (en) * | 2016-04-15 | 2016-09-14 | 张家港市钠德轴承有限公司 | Convex symmetrical roller globoidal bearing |
| CN207728727U (en) * | 2018-01-04 | 2018-08-14 | 瓦房店冶金轴承集团有限公司 | A kind of used by oscillating screen self-aligning roller bearing |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135578A (en) * | 2021-12-06 | 2022-03-04 | 洛阳新强联回转支承股份有限公司 | Long-life, super-huge double-row self-aligning roller bearing who shocks resistance |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20201110 |