CN112503088A - Long-life tapered roller bearing - Google Patents

Long-life tapered roller bearing Download PDF

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Publication number
CN112503088A
CN112503088A CN202110046889.7A CN202110046889A CN112503088A CN 112503088 A CN112503088 A CN 112503088A CN 202110046889 A CN202110046889 A CN 202110046889A CN 112503088 A CN112503088 A CN 112503088A
Authority
CN
China
Prior art keywords
bearing
ring
tapered roller
roller bearing
rod
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
Application number
CN202110046889.7A
Other languages
Chinese (zh)
Inventor
闫宁
陈玉华
许伟刚
席玉珩
李传圣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rugao Nonstandard Bearing Co Ltd
Original Assignee
Rugao Nonstandard Bearing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rugao Nonstandard Bearing Co Ltd filed Critical Rugao Nonstandard Bearing Co Ltd
Priority to CN202110046889.7A priority Critical patent/CN112503088A/en
Publication of CN112503088A publication Critical patent/CN112503088A/en
Pending legal-status Critical Current

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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
    • F16C19/36—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 a single row of rollers
    • F16C19/364—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 a single row of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
    • 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
    • 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
    • F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
    • F16C2226/50—Positive connections
    • F16C2226/70—Positive connections with complementary interlocking parts
    • F16C2226/72—Positive connections with complementary interlocking parts with bayonet joints, i.e. parts are rotated to create positive interlock
    • 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
    • F16C2380/00—Electrical apparatus
    • F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

The invention discloses a long-life tapered roller bearing, which relates to the field of mechanical bearings and comprises a motor and a bearing body, wherein the bearing body is rotatably sleeved on an output shaft of the motor, an external connection ring is rotatably sleeved on the bearing body, a rotation groove is formed in the bearing body, tapered rollers are uniformly and rotatably arranged in the rotation groove, a plurality of blocking plates are uniformly and fixedly arranged on the inner wall of the bottom of the rotation groove, the blocking plates are matched with the tapered rollers, the top of each blocking plate is provided with a fixing ring, the inner wall of each fixing ring is fixedly provided with a connecting plate, and a clamping ring is rotatably arranged above each fixing ring. According to the invention, the external ring and the connecting ring of the bearing are both arranged into a detachable structure, the roller can be taken out and replaced after the internal roller is damaged, a pit for accelerating the aging of the bearing after a single roller is damaged is avoided, the problem of short service life of the bearing is solved, and the effect of prolonging the service life of the bearing is achieved.

Description

Long-life tapered roller bearing
Technical Field
The invention relates to the technical field of mechanical bearings, in particular to a long-life tapered roller bearing.
Background
The tapered roller bearing belongs to a separated bearing, the inner ring and the outer ring of the bearing are respectively provided with a tapered raceway, the bearing is divided into single-row, double-row and four-row tapered roller bearings and other different structural types according to the row number of the mounted rollers, the single-row tapered roller bearing can bear radial load and single-direction axial load, when the bearing bears the radial load, an axial component force is generated, and therefore when another bearing capable of bearing the opposite direction axial force is needed for balancing.
In the prior art, the existing bearing is of an integrated structure, so that the rotation stability of the bearing is improved, but the bearing cannot be maintained under the condition that an internal rolling shaft is damaged, and once one rolling shaft is damaged, the pressure which the bearing should bear can be uniformly spread on other rolling shafts, so that the aging of other rolling shafts is accelerated, the service life of the bearing is shortened, and the requirement of people is met by the long-life tapered roller bearing.
Disclosure of Invention
The invention aims to provide a long-life tapered roller bearing, which solves the problems that the existing bearings proposed in the background art are generally cylindrical and can effectively adapt to the deviation of a rotation angle, but when rotating bodies with certain specific angles are supported, the cylindrical bearings are subjected to uneven stress in use, so that rollers in the bearings are abraded, meanwhile, the existing bearings are of an integrated structure, the rotation stability of the bearings is improved, but the bearings cannot be maintained under the condition that internal rollers are damaged, and once one roller is damaged, the pressure which the bearing should bear is uniformly distributed on other rollers, so that the aging of other rollers is accelerated, and the service life of the bearings is shortened.
In order to achieve the purpose, the invention provides the following technical scheme: long-life tapered roller bearing, including motor and bearing body, the bearing body rotates and cup joints on the output shaft of motor, it has cup jointed the outer ring to rotate on the bearing body, set up the rotation groove on the bearing body, rotate the inslot and evenly rotate and install the toper roller bearing, even fixed mounting has a plurality of barrier plates on the bottom inner wall in rotation groove, barrier plate and toper roller bearing looks adaptation, and same solid fixed ring is installed at the top of barrier plate, and fixed mounting has the connecting plate on solid fixed ring's the inner wall, gu fixed ring top rotates and installs the snap ring, and even fixed mounting has a plurality of kellies on the inner wall of snap ring.
Preferably, the connecting plate is provided with an annular cavity, and an annular rotating rod is rotatably arranged in the annular cavity.
Preferably, three movable holes are evenly formed in the inner wall of the top of the annular cavity, linkage rods are arranged in the three movable holes in a sliding mode, and the linkage rods are fixedly installed at the top of the annular rotating rod.
Preferably, a rubber pad is fixedly mounted on the inner wall of the bottom of the annular cavity and is in contact with the annular rotating rod.
Preferably, the top of the blocking plate is fixedly provided with a connecting rod, the connecting rod is provided with a clamping groove, and the clamping rod is slidably arranged in the clamping groove.
Preferably, you evenly seted up a plurality of mounting holes on the solid fixed ring, connecting rod slidable mounting is in the mounting hole.
Preferably, the connecting plate is rotatably provided with a mounting ring, and the clamping ring and the linkage rod are fixedly arranged at the bottom of the mounting ring.
The invention has the beneficial effects that:
according to the invention, the external ring and the connecting ring of the bearing are both arranged into a detachable structure, and the roller can be taken out and replaced after the internal roller is damaged, so that a pit for accelerating the aging of the bearing after a single roller is damaged is avoided, the problem of short service life of the bearing is solved, and the effect of prolonging the service life of the bearing is achieved.
According to the invention, the mounting ring is rotated to enable the clamping rod on the clamping ring to slide into the clamping groove on the connecting rod, so that the connecting rod and the clamping rod are locked, the connecting plate is fixed on the fixing ring, the bearing body structure is prevented from falling off, the rotational stability of the bearing is ensured, the normal operation state of equipment is further ensured, and the effect of improving the rotational stability of the bearing is achieved.
Drawings
Fig. 1 is a schematic view of the overall structure of a long-life tapered roller bearing according to the present invention.
Fig. 2 is a schematic side view of a rolling shaft of the long-life tapered roller bearing according to the present invention.
Fig. 3 is a schematic side sectional view of a long-life tapered roller bearing according to the present invention.
Fig. 4 is a schematic perspective view of a mounting ring of a long-life tapered roller bearing according to the present invention.
Fig. 5 is an enlarged schematic structural view of a portion a in fig. 3 of the long-life tapered roller bearing according to the present invention.
In the figure: 1. a motor; 2. a bearing body; 3. an external ring; 4. a rotating groove; 5. a tapered roller; 6. a blocking plate; 7. a fixing ring; 8. mounting holes; 9. a connecting rod; 10. a connecting plate; 11. an annular cavity; 12. a movable hole; 13. an annular rotating rod; 14. a rubber pad; 15. a linkage rod; 16. a mounting ring; 17. a snap ring; 18. a clamping rod; 19. a card slot; 20. in that respect
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, the long-life tapered roller bearing comprises a motor 1 and a bearing body 2, the bearing body 2 is rotatably sleeved on an output shaft of the motor 1, an external ring 3 is rotatably sleeved on the bearing body 2, a rotating groove 4 is formed on the bearing body 2, a tapered roller 5 is uniformly rotatably installed in the rotating groove 4, a plurality of blocking plates 6 are uniformly and fixedly installed on the inner wall of the bottom of the rotating groove 4, the blocking plates 6 are matched with the tapered roller 5, the same fixing ring 7 is installed at the top of the blocking plates 6, a connecting plate 10 is fixedly installed on the inner wall of the fixing ring 7, a snap ring 17 is rotatably installed above the fixing ring 7, a plurality of clamping rods 18 are uniformly and fixedly installed on the inner wall of the snap ring 17, the external ring 3 is supported by the tapered roller 5, so that the external ring 3 can support rotating bodies on other structures, and the rotation stability, the normal operation of structure is guaranteed, and the effect of prolonging the service life of the bearing body 2 is achieved.
In the invention, an annular cavity 11 is arranged on the connecting plate 10, and an annular rotating rod 13 is rotatably arranged in the annular cavity 11.
In the invention, three movable holes 12 are uniformly formed in the inner wall of the top of the annular cavity 11, linkage rods 15 are slidably mounted in the three movable holes 12, the linkage rods 15 are fixedly mounted at the top of the annular rotating rod 13, the rotation of the linkage rods 15 drives the mounting ring 16 to rotate, and the clamping rods 18 are further driven to rotate to be clamped with the clamping grooves 19.
In the invention, a rubber pad 14 is fixedly installed on the inner wall of the bottom of the annular cavity 11, the rubber pad 14 is in contact with the annular rotating rod 13, and the rubber pad 14 is used for supporting the annular rotating rod 13 to move upwards, further driving the installation ring 16 and the snap ring 17 to move upwards, and further driving the snap rod 18 to move upwards to be locked with the snap groove 19.
In the invention, the top of the blocking plate 6 is fixedly provided with the connecting rod 9, the connecting rod 9 is provided with the clamping groove 19, the clamping rod 18 is slidably arranged in the clamping groove 19, and the clamping rod 18 and the clamping groove 19 jointly act to lock the connecting rod 9 and the clamping rod 18, thereby ensuring that the blocking plate 6 is fixed.
In the invention, a plurality of mounting holes 8 are uniformly formed in the fixing ring 7, the connecting rod 9 is slidably mounted in the mounting holes 8, and the connecting rod 9 is mounted through the mounting holes 8.
According to the invention, the mounting ring 16 is rotatably mounted on the connecting plate 10, the snap ring 17 and the linkage rod 15 are both fixedly mounted at the bottom of the mounting ring 16, and the connecting plate 10 and the blocking plate 6 are fixed together through the mounting ring 16, so that the conical roller 5 is ensured not to fall off from the rotating groove 4.
The working principle of the invention is as follows:
the bearing body 2 is sleeved on an output shaft of the motor 1, the output shaft of the general motor 1 rotates to drive the bearing body 2 to rotate and further to be matched with other mechanical structures to rotate, wherein the mounting ring 16 is rotated to enable the clamping rod 18 on the clamping ring 17 to slide into the clamping groove 19 on the connecting rod 9, the locking of the connecting rod 9 and the clamping rod 18 is completed, the connecting plate 10 is fixed on the fixing ring 7 to prevent the bearing body 2 from falling off, wherein the external ring 3 is in mutual contact with other mechanical structures to support other rotating bodies, the rotating groove 4 is used for mounting the conical roller 5 to slow down the abrasion speed of the conical roller 5, the blocking plate 6 is used for blocking the conical roller 5 from falling off the rotating groove 4, the annular cavity 11 and the movable hole 12 are used for controlling the movement of the annular rotating rod 13 and the linkage rod 15 to prevent the conical roller from falling off the bearing body 2, and the rubber, so that the catch lever 18 is locked in the catch groove 19 and the mounting hole 8 is used for mounting the connecting rod 9.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (7)

1. Long-life tapered roller bearing, including motor (1) and bearing body (2), bearing body (2) rotate to cup joint on the output shaft of motor (1), its characterized in that: the bearing comprises a bearing body (2), an outer connecting ring (3) is sleeved on the bearing body (2), a rotating groove (4) is formed in the bearing body (2), a conical roller (5) is installed in the rotating groove (4) in a uniformly rotating mode, a plurality of stop plates (6) are uniformly and fixedly installed on the inner wall of the bottom of the rotating groove (4), the stop plates (6) are matched with the conical roller (5), the top of each stop plate (6) is provided with a fixing ring (7), a connecting plate (10) is fixedly installed on the inner wall of each fixing ring (7), a snap ring (17) is installed above each fixing ring (7) in a rotating mode, and a plurality of snap rods (18) are uniformly and fixedly installed on the inner wall of the snap ring.
2. The long life tapered roller bearing of claim 1, wherein: an annular cavity (11) is formed in the connecting plate (10), and an annular rotating rod (13) is rotatably mounted in the annular cavity (11).
3. The long life tapered roller bearing of claim 2, wherein: three movable holes (12) are evenly formed in the inner wall of the top of the annular cavity (11), linkage rods (15) are installed in the three movable holes (12) in a sliding mode, and the linkage rods (15) are fixedly installed at the top of the annular rotating rod (13).
4. The long life tapered roller bearing of claim 2, wherein: the rubber mat (14) is fixedly mounted on the inner wall of the bottom of the annular cavity (11), and the rubber mat (14) is in contact with the annular rotating rod (13).
5. The long life tapered roller bearing of claim 1, wherein: the top of the blocking plate (6) is fixedly provided with a connecting rod (9), the connecting rod (9) is provided with a clamping groove (19), and the clamping rod (18) is slidably arranged in the clamping groove (19).
6. The long life tapered roller bearing of claim 1, wherein: you have evenly seted up a plurality of mounting holes (8) on solid fixed ring (7), connecting rod (9) slidable mounting is in mounting hole (8).
7. The long life tapered roller bearing of claim 1, wherein: the connecting plate (10) is rotatably provided with a mounting ring (16), and the snap ring (17) and the linkage rod (15) are fixedly arranged at the bottom of the mounting ring (16).
CN202110046889.7A 2021-01-14 2021-01-14 Long-life tapered roller bearing Pending CN112503088A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110046889.7A CN112503088A (en) 2021-01-14 2021-01-14 Long-life tapered roller bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110046889.7A CN112503088A (en) 2021-01-14 2021-01-14 Long-life tapered roller bearing

Publications (1)

Publication Number Publication Date
CN112503088A true CN112503088A (en) 2021-03-16

Family

ID=74952192

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110046889.7A Pending CN112503088A (en) 2021-01-14 2021-01-14 Long-life tapered roller bearing

Country Status (1)

Country Link
CN (1) CN112503088A (en)

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Application publication date: 20210316

WD01 Invention patent application deemed withdrawn after publication