CN217519067U

CN217519067U - Self-aligning roller bearing

Info

Publication number: CN217519067U
Application number: CN202220748061.6U
Authority: CN
Inventors: 包立峰
Original assignee: Jiangyin Huihao Machinery Co ltd
Current assignee: Jiangyin Huihao Machinery Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-09-30
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a mechanical transmission part technical field specifically does: the utility model provides a self-aligning roller bearing, includes the inner ring, the outer wall of inner ring rotates and is connected with the outer loop, the inner ring outer wall is fixed with annular roller seat, the outer wall both ends of annular roller seat are all rotated and are connected with the roller, the outer wall of inner ring and outer loop is provided with the oiling subassembly, the oiling subassembly is including storing chamber, seal part, oiling part and oil transportation part, store the chamber and offer the outer end wall at the outer loop, seal part fixes the inner wall at storing the chamber, and can know through the above-mentioned mode the utility model discloses can effectively simplify the process that the workman pours into lubricating oil into to the roller into for the workman is higher at the efficiency of interpolation lubricating oil, and makes the live time after lubricating oil at every turn can prolong, reduces the frequency that the workman added lubricating oil.

Description

Self-aligning roller bearing

Technical Field

The utility model relates to a mechanical transmission part technical field specifically is an aligning roller bearing.

Background

The self-aligning roller bearing has double rows of rollers, the outer ring has a common spherical raceway, the inner ring has two raceways and inclines to the bearing axis to form an angle, and the ingenious structure ensures that the self-aligning roller bearing has the self-aligning performance, so that the self-aligning roller bearing is not easily influenced by the angle between a shaft and a bearing box seat to the error or the bending of the shaft, and is suitable for occasions with the angle error caused by installation error or shaft bending. This bearing can also bear the axial load of two-way effect except can bearing radial load, and its hole of aligning roller bearing has cylindrically and conical two kinds, and conical taper hole tapering is 1: 30 and 1: 12, the conical inner hole bearing is matched with a fastening sleeve or a withdrawal sleeve, so that the conical inner hole self-aligning ball bearing can be conveniently and rapidly assembled on an optical axis or a stepped machine shaft, and the self-aligning roller bearing is provided with two rows of rollers which mainly bear radial load and can bear axial load in any direction. Has higher radial load capacity, and is particularly suitable for working under heavy load or vibration load.

The existing self-aligning roller bearing needs to add lubricating oil to the roller due to the fact that the existing self-aligning roller bearing rotates at a high speed for a long time after being used for a long time, so that the roller keeps a lubricating state, and the influence on transmission efficiency caused by the fact that a large friction force is generated when the roller rotates is avoided.

Therefore, there is a need to develop a self-aligning roller bearing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a self-aligning roller bearing to provide in solving above-mentioned background art and present self-aligning roller bearing when specifically using, because its structure reason, the mode of adding lubricating oil is too time-consuming and energy-consuming, consequently the problem of conveniently using.

In order to achieve the above object, the utility model provides a following technical scheme: a self-aligning roller bearing comprises an inner ring, wherein the outer wall of the inner ring is rotatably connected with an outer ring, an annular roller seat is fixed on the outer wall of the inner ring, rollers are rotatably connected to two ends of the outer wall of the annular roller seat, and oil injection assemblies are arranged on the outer walls of the inner ring and the outer ring;

the oil injection assembly comprises a storage cavity, a sealing part, an oil injection part and an oil delivery part, wherein the storage cavity is formed in the outer end wall of the outer ring, the sealing part is fixed on the inner wall of the storage cavity, the oil delivery part is formed in the outer wall of the inner ring, the oil delivery part is arranged at the bottom end of the roller, the oil injection part is arranged on the outer wall of the top end of the annular roller seat, and the oil injection part is fixedly communicated with the oil delivery part.

Preferably, the sealing component comprises a moving plate, a sliding groove is formed in the joint of the inner wall of the storage cavity and the moving plate, the outer wall of the moving plate is connected with the sliding groove in a sliding mode, and a rubber pad hole is fixed in the center of the outer wall of the top end of the moving plate.

Preferably, the inner wall of the bottom end of the storage cavity is connected with a bottom sealing plate in a sliding mode, and an oil filling head is fixedly communicated with the inner wall of the bottom end of the bottom sealing plate at a position corresponding to the rubber pad hole.

Preferably, both ends of the top outer wall of the bottom sealing plate are fixed with connecting rods, the top ends of the connecting rods are fixedly connected with both ends of the bottom outer wall of the movable plate, far away from the connecting rods, are fixed with return springs, and the bottoms of the return springs are fixedly connected with both ends of the bottom inner wall of the storage cavity.

Preferably, the upper parts of the inner walls of the two ends of the storage cavity are respectively fixed with a supporting block, the upper ends of the supporting blocks are provided with a sealing cover plate, the outer wall of the sealing cover plate is in sliding connection with the inner wall of the top end of the storage cavity, and the two ends of the outer wall of the bottom end of the sealing cover plate are fixedly connected with the outer wall of the top end of the supporting block through bolts.

Preferably, the oil injection part comprises an oil injection seat, the bottom end of the oil injection seat is fixedly connected with the center of the outer wall of the top end of the annular roller seat, and the outer wall of the top end of the oil injection seat is fixedly communicated with an oil injection hole.

Preferably, the oil transportation part includes the oil transportation annular, the oil transportation annular is seted up in the inner wall center department of annular roller seat, the bottom mounting intercommunication of oil transportation groove an and oil filler point is passed through on the top of oil transportation annular, the oil storage tank has all been seted up with the roller correspondence position department to the both ends inner wall of annular roller seat, the both ends of oil transportation annular are all through the fixed intercommunication of oil transportation groove b and the relative one end inner wall of oil storage tank.

Preferably, oil absorption cotton is fixed at the joint of the two ends of the top outer wall of the annular roller seat and the roller, the bottom outer wall of the roller is rotatably connected with the top outer wall of the oil absorption cotton, and the bottom end of the oil absorption cotton is fixedly communicated with the top inner wall of the oil storage tank.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in, when needs carry out the grease feeding to the roller, the workman can take off sealed apron earlier, inserts the storage intracavity and makes bottom closing plate downstream make oiling head and oil filler point communicate with each other with oiling device's oiling mouth again after that, in the workman can start oiling device pours into lubricating oil into the oil transportation annular with each oil storage tank into afterwards, oil transportation annular again for the oil absorption cotton lubricates the roller, can know through the above-mentioned mode the utility model discloses can effectively simplify the process that the workman pours into lubricating oil into to the roller, make the workman be higher at the efficiency of grease feeding, and make the live time after lubricating oil at every turn can prolong, reduce the frequency that the workman added lubricating oil.

Drawings

FIG. 1 is a schematic view of a side-view perspective structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the bearing in the radial direction according to the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2;

fig. 4 is an enlarged schematic structural view of the utility model at the point B in fig. 2;

fig. 5 is an enlarged schematic structural view of the point C in fig. 2 according to the present invention.

In the figure: 100. an inner ring; 110. an annular roller seat; 120. an oil storage tank; 121. oil absorbing cotton; 130. an oil conveying ring groove; 140. an oil injection seat; 141. an oil filler hole; 200. an outer ring; 210. a storage chamber; 220. sealing the cover plate; 221. a supporting block; 230. moving the plate; 231. a rubber pad hole; 232. a return spring; 233. a connecting rod; 240. a bottom seal plate; 241. an oil injection head; 300. a roller.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The utility model provides a following technical scheme: a self-aligning roller bearing, which can effectively reduce the procedure of a worker for the self-aligning roller bearing in the using process, and further improve the lubricating efficiency of the self-aligning roller bearing, so that the worker can lubricate the roller more conveniently, please refer to fig. 1-5, comprising an inner ring 100, wherein the outer wall of the inner ring 100 is rotatably connected with an outer ring 200, the outer wall of the inner ring 100 is fixed with an annular roller seat 110, the annular roller seat 110 is arranged for clamping and fixing the roller 300, so that the roller 300 can rotate on the inner wall of the outer ring 200, both ends of the outer wall of the annular roller seat 110 are rotatably connected with the roller 300, the roller 300 is arranged for enabling the inner ring 100 to rotate, and further plays a transmission role, the outer walls of the inner ring 100 and the outer ring 200 are provided with an oil injection assembly, the oil injection assembly comprises a storage cavity 210, a sealing part, an oil injection part and an oil delivery part, the storage cavity 210 is arranged on the outer end wall of the outer ring 200, the storage cavity 210 is formed to facilitate a worker to fix the oil nozzle of the oil injection device on the outer ring 200, the sealing component is fixed on the inner wall of the storage cavity 210, the sealing component comprises a moving plate 230, a sliding groove is formed at the joint of the inner wall of the storage cavity 210 and the moving plate 230, the outer wall of the moving plate 230 is in sliding connection with the sliding groove, the moving plate 230 is arranged to support the outer wall of the oil nozzle, a rubber pad hole 231 is fixed at the center of the outer wall of the top end of the moving plate 230, a through hole for the oil injection needle on the oil nozzle to penetrate through is formed in the rubber pad hole 231, the rubber pad hole 231 is made of rubber, a bottom sealing plate 240 is in sliding connection with the inner wall of the bottom end of the storage cavity 210, the inner wall of the bottom end of the bottom sealing plate 240 is fixedly communicated with the oil injection head 241 at the position corresponding to the rubber pad hole 231, and the bottom sealing plate 240 can be inserted into the oil injection hole 141 on the oil injection seat 140 through the oil injection head 241, the two ends of the top outer wall of the bottom sealing plate 240 are both fixed with connecting rods 233, the top ends of the connecting rods 233 are both fixedly connected with the two ends of the bottom outer wall of the moving plate 230, the connecting rods 233 are arranged so that when a worker moves the moving plate 230 downwards through the oil injection nozzle, the bottom sealing plate 240 and the oil injection head 241 can move downwards together, and further the oil injection head 241 and the oil injection hole 141 can be connected, the return spring 232 is fixed on the bottom outer wall of the moving plate 230 at one end far away from the connecting rods 233, the bottom end of the return spring 232 is fixedly connected with the two ends of the bottom inner wall of the storage cavity 210, the return spring 232 is arranged to reset the moving plate 230 and the bottom sealing plate 240, the supporting blocks 221 are fixed on the upper parts of the inner walls at the two ends of the storage cavity 210, the sealing cover plate 220 is arranged at the upper end of the supporting blocks 221, and the outer wall of the sealing cover 220 is connected with the top inner wall of the storage cavity 210 in a sliding manner, the two ends of the outer wall of the bottom end of the sealing cover plate 220 are fixedly connected with the outer wall of the top end of the supporting block 221 through bolts, the sealing cover plate 220 is arranged to seal and protect the storage cavity 210 when workers do not need to inject oil, the supporting block 221 is arranged to play a role in supporting and fixing the sealing cover plate 220, the oil transportation part is arranged on the outer wall of the inner ring 100 and is arranged at the bottom end of the roller 300, the oil injection part is arranged on the outer wall of the top end of the annular roller seat 110 and is fixedly communicated with the oil transportation part, the oil injection part comprises an oil injection seat 140, the bottom end of the oil injection seat 140 is fixedly connected with the center of the outer wall of the top end of the annular roller seat 110, the oil injection seat 140 is arranged under the oil injection head 241, the outer wall of the top end of the oil injection seat 140 is fixedly communicated with an oil injection hole 141, the oil injection hole 141 is arranged to convey the lubricating oil injected into the oil transportation ring groove 130, the oil delivery part comprises an oil delivery ring groove 130, the oil delivery ring groove 130 is arranged at the center of the inner wall of the annular roller seat 110, the top end of the oil delivery ring groove 130 is fixedly communicated with the bottom end of the oil filling hole 141 through an oil delivery groove a, the arranged oil delivery ring groove 130 can deliver lubricating oil delivered by the oil filling head 241 to an oil storage groove 120 arranged below each group of rollers 300 through an oil delivery groove b, the arranged oil delivery ring groove 130 is annular, the inner walls of two ends of the annular roller seat 110 are respectively provided with the oil storage groove 120 at the position corresponding to the rollers 300, two ends of the oil delivery ring groove 130 are respectively fixedly communicated with the inner wall of the end opposite to the oil storage groove 120 through the oil delivery groove b, the arranged oil storage groove 120 is used for storing the lubricating oil delivered by the oil delivery ring groove 130, the two ends of the outer wall of the top end of the annular roller seat 110 are respectively fixed with oil absorption cotton 121 at the connecting position with the rollers 300, the outer wall of the bottom end of the rollers 300 is rotatably connected with the outer wall of the cotton top end of the oil absorption cotton 121, the bottom of the oil absorption cotton 121 is fixed with the fixed intercommunication of the top inner wall of oil storage tank 120, the oil absorption cotton 121 that sets up can absorb the lubricating oil that stores in the oil storage tank 120, when roller 300 rotates like this, the oil absorption cotton 121 that sets up can lubricate the outer wall of oil conveying annular groove 130, adopt this kind of mode can make the live time of lubricating oil obtain the extension, and then can reduce the frequency that the workman added lubricating oil, the side outer wall of the inner ring 100 that sets up is fixed with the triangle symbol in the position department that corresponds with oiling seat 140, the setting of triangle symbol is for the convenience workman seeks the position of oiling seat 140.

The working principle is as follows: firstly, when a worker needs to lubricate the roller 300 after the self-aligning roller bearing is used for a long time, the worker can prepare the oiling device firstly, then find the position of the storage cavity 210, loosen the bolt for fixing the sealing cover plate 220 by using a tool, take the bolt and the sealing cover plate 220 down together, insert the oiling nozzle of the oiling device into the storage cavity 210, enable the oiling needle on the nozzle to penetrate through the rubber pad hole 231 to be fixedly communicated with the upper end of the oiling head 241, enable the oiling seat 140 to be aligned with the bottom sealing plate 240 through the set triangular symbol after the communication is completed, enable the moving plate 230 to be driven by the connecting rod 233 to move downwards by the worker pressing the oiling nozzle downwards after the alignment is completed, enable the oiling head 241 to be inserted into the oiling hole 141 when the bottom sealing plate 240 moves downwards, and start the oiling device after the insertion is completed so that the oiling nozzle can move downwards into the oiling seat 140 through the oiling needle and the oiling head 241 Carry lubricating oil, lubricating oil can enter into oil delivery ring groove 130 through oil delivery groove a, and the oil delivery ring groove 130 that sets up again accessible oil delivery groove b carries lubricating oil to every group oil storage tank 120 in, and the cotton 121 of oil absorption that sets up can absorb the lubricating oil in the oil storage tank 120, the cotton 121 of oil absorption that sets up when roller 300 rotates the messenger can lubricate the outer wall of roller 300, after the oiling is accomplished, the workman takes off the oiling device, the reset spring 232 that sets up can make through elastic force and resets and move movable plate 230 and bottom seal plate 240, the bottom seal plate 240 that sets up can separate with oiling head 241, it can to fix sealed apron 220 and supporting shoe 221 taking out the bolt and sealed apron 220 afterwards.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a self-aligning roller bearing, includes inner ring (100), the outer wall of inner ring (100) rotates and is connected with outer ring (200), the outer wall of inner ring (100) is fixed with annular roller seat (110), the outer wall both ends of annular roller seat (110) all rotate and are connected with roller (300), its characterized in that: the outer walls of the inner ring (100) and the outer ring (200) are provided with oil injection assemblies;

the oiling assembly comprises a storage cavity (210), a sealing part, an oiling part and an oil conveying part, wherein the storage cavity (210) is formed in the outer end wall of the outer ring (200), the sealing part is fixed on the inner wall of the storage cavity (210), the oil conveying part is formed in the outer wall of the inner ring (100), the oil conveying part is arranged at the bottom end of the roller (300), the oiling part is arranged on the outer wall of the top end of the annular roller seat (110), and the oiling part is fixedly communicated with the oil conveying part.

2. A self-aligning roller bearing according to claim 1, wherein: the sealing component comprises a moving plate (230), a sliding groove is formed in the connecting position of the inner wall of the storage cavity (210) and the moving plate (230), the outer wall of the moving plate (230) is in sliding connection with the sliding groove, and a rubber pad hole (231) is fixed in the center of the outer wall of the top end of the moving plate (230).

3. A self-aligning roller bearing according to claim 2, wherein: the inner wall of the bottom end of the storage cavity (210) is connected with a bottom sealing plate (240) in a sliding mode, and an oil filling head (241) is fixedly communicated with the inner wall of the bottom end of the bottom sealing plate (240) at a position corresponding to the rubber pad hole (231).

4. A self-aligning roller bearing according to claim 3, wherein: the movable plate is characterized in that connecting rods (233) are fixed to two ends of the outer wall of the top end of the bottom sealing plate (240), the top ends of the connecting rods (233) are fixedly connected with two ends of the outer wall of the bottom end of the movable plate (230), a reset spring (232) is fixed to one end, far away from the connecting rods (233), of the outer wall of the bottom end of the movable plate (230), and the bottom end of the reset spring (232) is fixedly connected with two ends of the inner wall of the bottom end of the storage cavity (210).

5. A self-aligning roller bearing according to claim 2, wherein: supporting blocks (221) are fixed to the upper portions of the inner walls of the two ends of the storage cavity (210), a sealing cover plate (220) is arranged at the upper end of each supporting block (221), the outer wall of each sealing cover plate (220) is connected with the inner wall of the top end of the storage cavity (210) in a sliding mode, and the two ends of the outer wall of the bottom end of each sealing cover plate (220) are fixedly connected with the outer wall of the top end of each supporting block (221) through bolts.

6. A self-aligning roller bearing according to claim 1, wherein: the oil injection part comprises an oil injection seat (140), the bottom end of the oil injection seat (140) is fixedly connected with the center of the outer wall of the top end of the annular roller seat (110), and the outer wall of the top end of the oil injection seat (140) is fixedly communicated with an oil injection hole (141).

7. A self-aligning roller bearing according to claim 6, wherein: the oil transportation part comprises an oil transportation ring groove (130), the center of the inner wall of the annular roller seat (110) is arranged on the oil transportation ring groove (130), the top end of the oil transportation ring groove (130) is communicated with the oil filling hole (141) through the oil transportation groove a, the oil storage groove (120) is formed in the position corresponding to the roller (300) on the inner walls of the two ends of the annular roller seat (110), and the two ends of the oil transportation ring groove (130) are communicated with the inner wall of the oil storage groove (120) through the oil transportation groove b in a fixed mode.

8. A self-aligning roller bearing according to claim 1, wherein: the oil absorption cotton (121) is fixed at the joint of the two ends of the top end outer wall of the annular roller seat (110) and the roller (300), the bottom end outer wall of the roller (300) is rotatably connected with the top end outer wall of the oil absorption cotton (121), and the bottom end of the oil absorption cotton (121) is fixedly communicated with the top end inner wall of the oil storage tank (120).