CN213206315U - High-precision low-friction double-row tapered roller bearing - Google Patents
High-precision low-friction double-row tapered roller bearing Download PDFInfo
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- CN213206315U CN213206315U CN202022130388.0U CN202022130388U CN213206315U CN 213206315 U CN213206315 U CN 213206315U CN 202022130388 U CN202022130388 U CN 202022130388U CN 213206315 U CN213206315 U CN 213206315U
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- tapered roller
- hole
- roller bearing
- seted
- retainers
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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
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Abstract
The utility model relates to the technical field of bearings, and a high accuracy low friction's double-row tapered roller bearing is disclosed, including the inner circle component, two outer lane components, two retainers and a plurality of tapered roller, two outer lane components cup joint the outside left and right sides department that sets up at the inner circle component respectively, first chamfer has all been seted up to the outer wall left and right sides of inner circle component, the inner wall of two outer lane components all seted up with two first chamfer matched with inclined planes, first annular roll groove has all been seted up on the surface of two first chamfers, second annular roll groove has all been seted up to the position correspondence department of two inclined planes and two first annular roll grooves, two retainers set up respectively between two outer lane components and inner circle component department, and the position correspondence department of two first annular roll grooves of the surface of two retainers all seted up a plurality of evenly distributed's rectangular hole. The utility model discloses be convenient for install tapered roller bearing, labour saving and time saving is efficient.
Description
Technical Field
The utility model relates to a bearing technical field especially relates to a high accuracy low friction's double-row tapered roller bearing.
Background
As is well known, a bearing is a conventional standard component, and a tapered roller bearing is widely used because it can simultaneously bear axial and radial thrust and is small in size. However, since the bearing is limited by the structure and the manufacturing precision for a long time, the bearing is generally used in the middle-low speed heavy-load industry, but recently, with the continuous breakthrough of the related technology, the manufacturing precision and the rotating speed of the bearing are greatly improved, and the smaller volume and the excellent performance of the bearing are concerned by the automobile manufacturing industry, so that the development of the low-noise high-speed tapered roller bearing is a difficult problem which is struggled for a long time in the bearing industry.
The existing high-precision low-friction double-row tapered roller bearing is inconvenient to install, wastes time and labor and is low in efficiency, so that the high-precision low-friction double-row tapered roller bearing is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the installation is not convenient for among the prior art, wastes time and energy inefficiency, and the double-row tapered roller bearing of the low friction of a high accuracy that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-precision low-friction double-row tapered roller bearing comprises an inner ring component, two outer ring components, two retainers and a plurality of tapered rollers, wherein the two outer ring components are respectively sleeved and arranged at the left side and the right side of the outer part of the inner ring component, the left side and the right side of the outer wall of the inner ring component are respectively provided with a first chamfer, the inner walls of the two outer ring components are respectively provided with an inclined plane matched with the two first chamfers, the surfaces of the two first chamfers are respectively provided with a first annular rolling groove, the positions of the two inclined planes corresponding to the two first annular rolling grooves are respectively provided with a second annular rolling groove, the two retainers are respectively arranged between the two outer ring components and the inner ring component, the positions of the surfaces of the two retainers corresponding to the two first annular rolling grooves are respectively provided with a plurality of rectangular holes which are uniformly distributed, and the plurality of tapered rollers are uniformly arranged in the two first annular rolling grooves, and a plurality of tapered rollers all pass corresponding rectangular holes and offset with the cell wall of second annular rolling groove, are located the right side the equal level in both ends has seted up the blind hole about the right side wall of outer lane component, two the through-hole has been seted up to the equal level in hole bottom of blind hole, two the inside of blind hole all is provided with the bolt, is located the left both ends all seted up with two bolt matched with thread grooves about the right side wall of outer lane component, two all fixed anti-disengaging mechanism that is equipped with between the pore wall of the screw portion of bolt and the through-hole that corresponds.
Preferably, anti-disengaging mechanism includes the gag lever post, the bolt is located screw thread portion front side in the through-hole and has been opened and be equipped with the bar hole, gag lever post longitudinal sliding sets up the inside right side department in the bar hole, and both ends all extend to the bar downthehole portion and with the pore wall fixed connection of through-hole around the gag lever post.
Preferably, the left ends of the two bolts are provided with second chamfers.
Preferably, the inner walls of the two outer ring members are fixedly connected with limit rings on the side away from each other, and the side walls of the opposite sides of the two limit rings are respectively connected with the corresponding retaining pieces in a sliding manner.
Compared with the prior art, the utility model provides a high accuracy low friction's double-row tapered roller bearing possesses following beneficial effect:
this high accuracy low friction's double-row tapered roller bearing, through inner circle component, outer lane component, keeper, tapered roller and the bolt that is equipped with, the installation tapered roller bearing of being convenient for, labour saving and time saving is efficient.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses be convenient for install tapered roller bearing, labour saving and time saving is efficient.
Drawings
Fig. 1 is a schematic structural diagram of a high-precision low-friction double-row tapered roller bearing according to the present invention;
fig. 2 is an enlarged view of a portion a of fig. 1.
In the figure: 1 a retainer, 2 a spacing ring, 3 a tapered roller, 4 an outer ring component, 5 an inner ring component, 6 a spacing rod and 7 a bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a high-precision low-friction double-row tapered roller bearing comprises an inner ring member 5, two outer ring members 4, two retainers 1 and a plurality of tapered rollers 3, wherein the two outer ring members 4 are respectively sleeved at the left side and the right side of the outer part of the inner ring member 5, the left side and the right side of the outer wall of the inner ring member 5 are respectively provided with a first chamfer, the inner walls of the two outer ring members 4 are respectively provided with an inclined plane matched with the two first chamfers, the surfaces of the two first chamfers are respectively provided with a first annular rolling groove, the positions of the two inclined planes corresponding to the two first annular rolling grooves are respectively provided with a second annular rolling groove, the two retainers 1 are respectively arranged between the two outer ring members 4 and the inner ring member 5, the positions of the surfaces of the two retainers 1 corresponding to the two first annular rolling grooves are respectively provided with a plurality of rectangular holes which are uniformly distributed, and the plurality of tapered rollers are uniformly arranged, and a plurality of tapered rollers all pass the rectangular hole that corresponds and offset with the cell wall of second annular roll groove, the equal level in both ends has seted up the blind hole about the right side wall of outer lane component 4 that is located the right side, the through-hole has been seted up to the equal level in hole bottom of two blind holes, the inside of two blind holes all is provided with bolt 7, both ends all seted up with two bolt 7 matched with thread grooves about the right side wall of left outer lane component 4 that is located, all fixed anti-disengaging mechanism that is equipped with between the pore wall of the screw portion of two bolts 7 and the through-hole that corresponds.
Anti-disengaging mechanism includes gag lever post 6, and bolt 7 is located the screw thread portion front side in the through-hole and opens and be equipped with the bar hole, and 6 longitudinal sliding of gag lever post set up in the inside right side department in the bar hole, and both ends all extend to bar downthehole portion and with the pore wall fixed connection of through-hole around gag lever post 6.
The left ends of the two bolts 7 are provided with second chamfers.
The inner walls of the two outer ring members 4 are fixedly connected with the limiting rings 2 on the side away from each other, and the side walls of the two limiting rings 2 on the opposite sides are respectively connected with the corresponding retaining pieces 1 in a sliding mode.
The utility model discloses in, during the use, place a plurality of tapered roller 3 in two holders' 1 rectangular holes, with two holders 1 and 5 blocks of inner circle component again, with two outer lane components 4 and two holders 1 closed backs, rotate bolt 7, bolt 7 and screw hole threaded connection.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. A high-precision low-friction double-row tapered roller bearing comprises an inner ring member (5), two outer ring members (4), two retainers (1) and a plurality of tapered rollers (3), and is characterized in that the two outer ring members (4) are respectively sleeved on the left side and the right side of the outer part of the inner ring member (5), first chamfers are respectively arranged on the left side and the right side of the outer wall of the inner ring member (5), inclined planes matched with the two first chamfers are respectively arranged on the inner walls of the two outer ring members (4), first annular rolling grooves are respectively arranged on the surfaces of the two first chamfers, second annular rolling grooves are respectively arranged at the positions, corresponding to the two inclined planes and the two first annular rolling grooves, the two retainers (1) are respectively arranged between the two outer ring members (4) and the inner ring member (5), and a plurality of uniformly distributed rectangular holes are respectively arranged at the positions, corresponding to the surfaces of the two retainers (1), and the two first annular rolling grooves, it is a plurality of tapered roller evenly sets up in two first annular rolling grooves, and a plurality of tapered roller all pass the rectangular hole that corresponds and offset with the cell wall of second annular rolling groove, is located the right side the equal level in both ends has seted up the blind hole about the right side wall of outer lane component (4), two the through-hole has been seted up to the equal level in hole bottom of blind hole, two the inside of blind hole all is provided with bolt (7), is located left both ends all seted up with two bolt (7) matched with thread groove about the right side wall of outer lane component (4), two all fixed anti-disengaging mechanism that is equipped with between the pore wall of the screw portion of bolt (7) and the through-hole that corresponds.
2. The high-precision low-friction double-row tapered roller bearing as claimed in claim 1, wherein the anti-slip mechanism comprises a limiting rod (6), a strip-shaped hole is formed in the front side of a threaded portion of the bolt (7) located in the through hole, the limiting rod (6) is longitudinally slidably arranged on the right side of the inside of the strip-shaped hole, and the front end and the rear end of the limiting rod (6) both extend to the outside of the strip-shaped hole and are fixedly connected with the wall of the through hole.
3. A high-precision low-friction double-row tapered roller bearing according to claim 1, characterized in that the left ends of both bolts (7) are provided with a second chamfer.
4. A high-precision low-friction double-row tapered roller bearing according to claim 1, characterized in that a spacing ring (2) is fixedly connected to each of the two outer ring members (4) at the side where the inner walls are away from each other, and the side walls of the two spacing rings (2) at the opposite sides are respectively connected with the corresponding retainers (1) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022130388.0U CN213206315U (en) | 2020-09-25 | 2020-09-25 | High-precision low-friction double-row tapered roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022130388.0U CN213206315U (en) | 2020-09-25 | 2020-09-25 | High-precision low-friction double-row tapered roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213206315U true CN213206315U (en) | 2021-05-14 |
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ID=75823209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022130388.0U Active CN213206315U (en) | 2020-09-25 | 2020-09-25 | High-precision low-friction double-row tapered roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213206315U (en) |
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2020
- 2020-09-25 CN CN202022130388.0U patent/CN213206315U/en active Active
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