CN220850402U - Thrust self-aligning roller bearing for rolling mill - Google Patents
Thrust self-aligning roller bearing for rolling mill Download PDFInfo
- Publication number
- CN220850402U CN220850402U CN202322767421.4U CN202322767421U CN220850402U CN 220850402 U CN220850402 U CN 220850402U CN 202322767421 U CN202322767421 U CN 202322767421U CN 220850402 U CN220850402 U CN 220850402U
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- China
- Prior art keywords
- bearing
- retainer
- aligning roller
- rear end
- rolling mill
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- 238000005096 rolling process Methods 0.000 title claims abstract description 21
- 210000000078 claw Anatomy 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 239000010687 lubricating oil Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
Landscapes
- Rolling Contact Bearings (AREA)
- Support Of The Bearing (AREA)
Abstract
The utility model provides a thrust self-aligning roller bearing for a rolling mill, which relates to the technical field of roller bearings and comprises a bearing outer ring; the bearing comprises a bearing outer ring, wherein a retainer is arranged at the front end of the inner part of the bearing outer ring, the retainer is in a semi-conical design, a rotating groove is formed in the inclined position of the retainer, a bearing inner ring is connected in a rotating mode in the retainer, the middle position of the bearing inner ring is in a semi-conical design, and the middle position of the front end of the bearing inner ring is fixedly connected with the middle position of the rear end of a mounting seat. The plane threads at the front end of the transmission piece are meshed with the arc tooth positions at the rear ends of the three clamping claws, the three clamping claws move close to each other at the synchronous position until the positions at the inner sides of the three clamping claws clamp the outer sides of the rotating rods in a fit mode. The problem that the existing thrust self-aligning roller bearing is limited and cannot be adapted to rotating rods with different diameters in the market because the middle position of the existing thrust self-aligning roller bearing can only be adapted to the rotating rods with the same size for insertion when being connected with the rotating rods is solved.
Description
Technical Field
The utility model belongs to the technical field of roller bearings, and particularly relates to a thrust self-aligning roller bearing for a rolling mill.
Background
The thrust self-aligning roller bearing has the advantages of compact structure, perfect sealing, convenient assembly and disassembly, larger automatic self-aligning amplitude and the like, and is characterized in that: for bearing combined axial and radial loads, which are mainly axial loads, but the radial load must not exceed 55% of the axial load.
The application number CN200820232212.2 discloses an inner ring of a thrust self-aligning roller bearing for a rolling mill, wherein the inner ring is in an inverted conical ring shape, and a roller raceway is arranged on the outer side of the inner ring; the outer edge of the outer side top is rounded; the top of the outer side of the inner ring is provided with a protruding circular ring, and the circular ring is provided with a conical convex ring with a direction downward along the axial direction; an arc groove is arranged between the conical convex ring and the conical surface; the inner side of the inner ring is provided with a stepped hole, a conical groove is arranged between the upper stepped surface and the lower stepped surface, the two sides of the stepped hole are rounded, and the rounded angle of the upper side is larger than that of the bottom side. The thrust self-aligning roller bearing has the advantages of compact structure, perfect sealing, convenient assembly and disassembly, larger automatic self-aligning amplitude and the like, thereby improving the working condition and greatly prolonging the service life of the bearing.
The application of the thrust self-aligning roller bearing for the existing rolling mill at present is as follows: the existing thrust self-aligning roller bearing middle position can only be matched with the rotating rods with the same size for insertion when the rotating rods are connected, so that the thrust self-aligning roller bearing has limitation and cannot be matched with the rotating rods with different diameters on the market.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a thrust self-aligning roller bearing for a rolling mill, which aims to solve the problems that the middle position of the existing thrust self-aligning roller bearing can only be matched with rotating rods with the same size for splicing when the rotating rods are connected, so that the thrust self-aligning roller bearing has limitation and cannot be matched with the rotating rods with different diameters on the market.
The utility model discloses a thrust self-aligning roller bearing for a rolling mill, which is characterized by comprising the following specific technical means:
A thrust self-aligning roller bearing for a rolling mill comprises a bearing outer ring; the bearing outer ring is characterized in that a retainer is arranged at the front end position of the interior of the bearing outer ring, the retainer is in a semi-conical design, a rotating groove is formed in the inclined position of the retainer, the interior of the retainer is rotationally connected with a bearing inner ring, the middle position of the bearing inner ring is in a semi-conical design, the middle position of the front end of the bearing inner ring is fixedly connected with the middle position of the rear end of a mounting seat, the front end of the mounting seat is fixedly connected with the rear end of a cover seat, a Y-shaped sliding groove is formed in the front end of the cover seat, three clamping claws are slidably connected with the Y-shaped sliding groove of the cover seat, the distance between every two adjacent clamping claws is the same, and arc teeth are arranged at the rear end position of each clamping claw.
Further, the interval of every two adjacent rotor grooves of the retainer is the same, and each rotor groove of each retainer is respectively connected with one roller body in a rotating way, and the interval of every two adjacent roller bodies is the same.
Further, the inner side of the roller body is attached to the outer side of the half conical position of the bearing inner ring, and the rear end of the bearing inner ring is flush with the rear end of the bearing outer ring.
Further, the front end intermediate position of mount pad rotates and is connected with the driving medium, and the driving medium rear end is bevel gear design, and the front end is provided with the plane screw thread, and the front end plane screw thread of driving medium meshes with the arc tooth position of three gripper jaw rear end, and the driving medium is located the intermediate position of mount pad and cover seat.
Further, an adjusting piece designed in a bevel gear shape is rotatably connected to the upper position on the front end of the mounting seat, and the lower front position of the adjusting piece is meshed with the upper rear position of the transmission piece.
Compared with the prior art, the utility model has the following beneficial effects:
The shape design of the bearing inner ring is combined, dust can be prevented from entering the inner position of the retainer from the front end position, lubricating oil carried by the rear end position of the bearing inner ring can be prevented from being delivered to the whole of the mounting seat, and the effect of separating the rotating rod from the lubricating oil is achieved.
Through the meshing transmission of the front end plane screw thread of the transmission piece and the arc tooth positions of three gripper jaws rear ends, the three gripper jaws can move to be close to each other in a synchronous position until the inner side positions of the three gripper jaws are used for laminating and clamping the outer side positions of the rotating rod, and the situation that the whole bearing outer ring cannot be matched with the rotating rods with different diameters to install when being connected with the rotating rod is avoided.
Drawings
Fig. 1 is a schematic side view of a thrust self-aligning roller bearing for rolling mill according to the present utility model.
Fig. 2 is a schematic rear side view of the thrust self-aligning roller bearing for rolling mill of the present utility model.
Fig. 3 is a schematic diagram showing a split side view structure of the thrust self-aligning roller bearing for rolling mill of the present utility model.
Fig. 4 is a schematic view showing the overall structure of the bearing outer ring of the present utility model.
In the figure, the correspondence between the component names and the drawing numbers is:
1. A bearing outer ring; 101. a retainer; 102. a roller body; 103. a bearing inner ring; 2. a mounting base; 201. an adjusting member; 202. a transmission member; 203. a cover seat; 204. and (3) clamping claws.
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 4:
The utility model provides a thrust self-aligning roller bearing for a rolling mill, which comprises a bearing outer ring 1; the inside front end position of bearing inner race 1 is provided with holder 101, the holder 101 is half conical design, and the inclined position of holder 101 has seted up the rotary slot, the inside rotation of holder 101 is connected with bearing inner race 103, the intermediate position of bearing inner race 103 is half conical design, the front end intermediate position of bearing inner race 103 and the rear end intermediate position fixed connection of mount pad 2, the front end of mount pad 2 and the rear end position fixed connection of cover seat 203, Y-shaped spout has been seted up to the front end of cover seat 203, and the Y-shaped spout sliding connection of cover seat 203 has three gripper 204, every interval between two adjacent gripper 204 is the same, every gripper 204 rear end position all is provided with the arc tooth, the interval between every adjacent two rotary slots of holder 101 is the same, and every rotary slot in the rotation of holder 101 is connected with a rolling body 102 respectively, every adjacent two rolling body 102 interval is the same, the inboard position of rolling body 102 is laminated with the bearing inner race 103 half conical position outside, the rear end position of bearing inner race 103 flushes with the rear end position of bearing 1.
Wherein, the front end intermediate position rotation of mount pad 2 is connected with driving medium 202, and the driving medium 202 rear end is bevel gear design, and the front end is provided with planar screw thread, and the front end planar screw thread of driving medium 202 meshes with the arc tooth position of three gripper jaw 204 rear end, and driving medium 202 is located the intermediate position of mount pad 2 and cover seat 203, and the upper position rotation is connected with bevel gear shape design's regulating part 201 on the front end of mount pad 2, and regulating part 201 front lower part position meshes with the upper rear position of driving medium 202.
When in use, the utility model is characterized in that: when the thrust aligning roller bearing is needed to be connected with the rotating rod, a section of the rotating rod is firstly placed at the middle position of the front end of the cover seat 203, the adjusting piece 201 is rotated, the transmission piece 202 rotates at the front end position of the mounting seat 2 through meshed transmission of the adjusting piece 201 and the transmission piece 202, the three clamping claws 204 move close to each other at the same time through meshed transmission of the plane threads of the front end of the transmission piece 202 and the arc tooth positions of the rear ends of the three clamping claws 204 until the inner side positions of the three clamping claws 204 clamp the outer side position of the rotating rod in a fitting mode, and through the steps, the whole bearing outer ring 1 is connected with the rotating rod without limitation, and the device can be suitable for mounting and connecting rotating rods with different diameters.
Examples
Based on the first embodiment, the rear end position of the bearing inner ring 103 is flush with the rear end position of the bearing outer ring 1, when the lubricating oil is injected into the position of the retainer 101, the bearing inner ring can be immersed into the retainer 101 through the injection of the rear end middle position of the bearing outer ring 1, and the shape design of the bearing inner ring 103 is combined, so that dust can be prevented from entering the inner position of the retainer 101 from the front end position, the whole that the lubricating oil carried by the rear end position of the bearing inner ring 103 is delivered to the mounting seat 2 can be avoided, and the effect that the rotating rod is separated from the lubricating oil can be achieved.
Claims (5)
1. A thrust aligning roller bearing for a rolling mill is characterized in that: comprises a bearing outer ring (1); the bearing outer ring is characterized in that a retainer (101) is arranged at the front end position of the interior of the bearing outer ring (1), the retainer (101) is in a semi-conical design, a rotating groove is formed in the inclined position of the retainer (101), a bearing inner ring (103) is connected to the interior of the retainer (101) in a rotating mode, the middle position of the bearing inner ring (103) is in a semi-conical design, the middle position of the front end of the bearing inner ring (103) is fixedly connected with the middle position of the rear end of a mounting seat (2), the front end of the mounting seat (2) is fixedly connected with the rear end position of a cover seat (203), a Y-shaped sliding groove is formed in the front end of the cover seat (203), three clamping claws (204) are connected in a sliding mode, the distance between every two adjacent clamping claws (204) is the same, and arc-shaped teeth are arranged at the rear end position of each clamping claw (204).
2. The thrust self-aligning roller bearing for rolling mill according to claim 1, wherein: the distance between every two adjacent rotating grooves of the retainer (101) is the same, and one roller body (102) is rotationally connected to each rotating groove of each retainer (101), and the distance between every two adjacent roller bodies (102) is the same.
3. A thrust self-aligning roller bearing for rolling mill as claimed in claim 2, wherein: the inner side of the roller body (102) is attached to the outer side of the half conical position of the bearing inner ring (103), and the rear end position of the bearing inner ring (103) is flush with the rear end position of the bearing outer ring (1).
4. The thrust self-aligning roller bearing for rolling mill according to claim 1, wherein: the front end intermediate position of mount pad (2) rotates and is connected with driving medium (202), and driving medium (202) rear end is bevel gear design, and the front end is provided with planar screw thread, and the front end planar screw thread of driving medium (202) meshes with the arc tooth position of three gripper jaw (204) rear end, and driving medium (202) are located the intermediate position of mount pad (2) and cover seat (203).
5. The thrust self-aligning roller bearing for rolling mill according to claim 1, wherein: an adjusting piece (201) designed in a bevel gear shape is rotatably connected to the upper position on the front end of the mounting seat (2), and the front lower position of the adjusting piece (201) is meshed with the rear upper position of the transmission piece (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322767421.4U CN220850402U (en) | 2023-10-16 | 2023-10-16 | Thrust self-aligning roller bearing for rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322767421.4U CN220850402U (en) | 2023-10-16 | 2023-10-16 | Thrust self-aligning roller bearing for rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220850402U true CN220850402U (en) | 2024-04-26 |
Family
ID=90777780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322767421.4U Active CN220850402U (en) | 2023-10-16 | 2023-10-16 | Thrust self-aligning roller bearing for rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220850402U (en) |
-
2023
- 2023-10-16 CN CN202322767421.4U patent/CN220850402U/en active Active
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