CN220622480U - Self-aligning roller bearing for rocker arm of coal mining machine - Google Patents
Self-aligning roller bearing for rocker arm of coal mining machine Download PDFInfo
- Publication number
- CN220622480U CN220622480U CN202322391838.5U CN202322391838U CN220622480U CN 220622480 U CN220622480 U CN 220622480U CN 202322391838 U CN202322391838 U CN 202322391838U CN 220622480 U CN220622480 U CN 220622480U
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- outer ring
- ring
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- 239000003245 coal Substances 0.000 title claims abstract description 12
- 238000005065 mining Methods 0.000 title claims abstract description 11
- 239000003818 cinder Substances 0.000 abstract description 6
- 239000002893 slag Substances 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 description 11
- 238000003780 insertion Methods 0.000 description 11
- 238000010030 laminating Methods 0.000 description 10
- 238000009434 installation Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model provides a self-aligning roller bearing for a rocker arm of a coal mining machine, which relates to the technical field of self-aligning bearings and aims to solve the problem that the inner part of the bearing is inconvenient to clean due to the fact that the outer ring of the existing self-aligning roller bearing is of an integrated structure, and therefore, when coal slag enters the inner part of the bearing, the inner part of the bearing can be cleaned only by disassembling the whole bearing; the outer assembly comprises an outer ring, and the outer ring is of a circular structure; the outer assembly is provided with an inner assembly, a mounting ring of the inner assembly is positioned on the inner side of the outer ring, and rollers on the mounting ring are attached to the inner portion of the outer ring. After the coal cinder is entered into the bearing, the bonding plates are pulled out from the two sides of the outer ring, at the moment, the movable parts can be taken down from the two sides of the outer ring, and therefore the inside of the bearing can be cleaned through the side grooves under the condition that the bearing is not detached, and the inside of the bearing is more convenient to clean.
Description
Technical Field
The utility model belongs to the technical field of self-aligning bearings, and particularly relates to a self-aligning roller bearing for a rocker arm of a coal mining machine.
Background
In order to meet market demands, the product structure in the currently adopted coal cutter rocker arm is changed, the original planetary transmission mode in the coal cutter rocker arm is changed into the straight tooth transmission mode, and a large number of self-aligning roller bearings are used for bearing in pairs, compared with the cylindrical roller bearings, the self-aligning roller bearings can bear larger load, and the self-aligning roller bearings can play a role in aligning in pairs.
Based on prior art discovery, seal structure in the current aligning roller bearing is imperfect, when mining in mining area, the cinder gets into from the both sides of bearing easily to cause the inside wearing and tearing of taking place of bearing, and current aligning roller bearing's outer lane is mostly integral type structure, consequently, when the inside cinder that gets into of bearing, need dismantle the bearing is whole just can clear up inside, so make the inside very inconvenient of clearing up of bearing.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a aligning roller bearing for coal-winning machine rocking arm, with the seal structure of solving in the current aligning roller bearing imperfect, when mining in mining area, the cinder gets into from the both sides of bearing easily, thereby cause the inside wearing and tearing of taking place of bearing, and current aligning roller bearing's outer lane is mostly integral type structure, consequently, when the inside cinder that gets into of bearing, need dismantle the bearing is whole just can clear up inside, so make the inside very inconvenient problem of cleaning up of bearing.
The utility model discloses aligning roller bearing for coal-winning machine rocking arm is reached by following concrete technical means:
the aligning roller bearing for the rocker arm of the coal mining machine comprises:
an external component; the outer assembly comprises an outer ring, and the outer ring is of a circular structure; an inner assembly is arranged on the outer assembly, a mounting ring of the inner assembly is positioned on the inner side of the outer ring, and rollers on the mounting ring are attached to the inner part of the outer ring; the external assembly is provided with two groups of external assemblies, the laminating plates of the external assemblies are arranged on two sides of the outer ring, the inserting rods on the outer sides of the laminating plates penetrate through the inserting holes A in the outer ring, and the tail ends of the inserting rods are inserted into the inserting holes B on the movable piece on the inner side of the outer ring.
Further, the external component includes: side grooves and plug holes A; the side grooves are arranged in two groups, and are symmetrically arranged at the inner ends of two sides of the outer ring; the plug holes A are provided with four groups in total, and the plug holes A are symmetrically arranged at the inner ends of two sides of the outer ring.
Further, the external component includes: a movable piece and a plug hole B; the movable parts are provided with two groups in total, and the movable parts are arranged in side grooves at two ends of the outer ring; the plug hole B is arranged at the middle position of the inner side, penetrates through the movable piece, and is communicated with the plug hole A in the outer ring.
Further, the internal assembly includes: a mounting ring and an inner ring; the mounting ring is of an annular structure; the inner ring is arranged on the inner side of the mounting ring.
Further, the internal assembly includes: built-in grooves and rollers; the built-in grooves are equidistantly formed in the inner side of the mounting ring; the roller is rotatably arranged in the built-in groove, and the outer end of the roller is attached to the inner ring.
Further, the external connection assembly includes: a bonding plate and a plug-in rod; two groups of the laminating plates are symmetrically arranged; the plug-in rod is arranged at the middle position of the outer side.
Compared with the prior art, the utility model has the following beneficial effects:
1. in this device, set up external subassembly and external subassembly, set up the spliced eye in the both sides of outer lane, and set up the spliced pole in the outer end of laminating board, during the use, splice two sets of laminating boards into the ring, then insert the both sides of outer lane through the spliced pole, can seal the both sides of bearing like this, through setting up split type laminating board, can open the laminating board of one side can carry out the oiling to the bearing inside when bearing inside needs lubrication, and through setting up split type laminating board, can be when the laminating board of one side receives wearing and tearing, can carry out the individual change, can effectively reduce the replacement cost.
2. In this device, set up external subassembly, set up the side groove in the both sides of outer lane to install the movable part in the side groove at outer lane both ends, and make the spliced pole insert in the spliced eye B of movable part, after the inside cinder that gets into of bearing, take out the laminating board from the outer lane both sides, at this moment, can take off the movable part from the both sides of outer lane, just so can clear up the bearing inside through the side groove under the circumstances that does not dismantle the bearing, thereby make the inside cleanness of bearing more convenient.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic exploded view of the present utility model.
Fig. 3 is a schematic view of the connection structure of the external component and the external component of the present utility model.
Fig. 4 is a schematic perspective view of the external assembly of the present utility model.
Fig. 5 is an exploded view of the internal components of the present utility model.
In the figure, the correspondence between the component names and the drawing numbers is:
1. an external component;
101. an outer ring; 1011. a side groove; 1012. a plug hole A;
102. a movable member; 1021. a plug hole B;
2. an internal component;
201. a mounting ring; 2011. an inner ring;
202. a built-in groove; 203. a roller;
3. an external connection assembly;
301. bonding plates; 302. and (5) inserting a connecting rod.
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 5:
the utility model provides a self-aligning roller bearing for a rocker arm of a coal mining machine, which comprises the following components: an outer assembly 1; the outer assembly 1 comprises an outer ring 101, and the outer ring 101 is of a circular ring structure; the outer assembly 1 is provided with an inner assembly 2, a mounting ring 201 of the inner assembly 2 is positioned on the inner side of the outer ring 101, and rollers 203 on the mounting ring 201 are attached to the inner side of the outer ring 101; two groups of external components 3 are arranged on the external component 1, the attaching plates 301 of the external components 3 are arranged on two sides of the outer ring 101, the inserting rods 302 on the outer sides of the attaching plates 301 penetrate through inserting holes A1012 in the outer ring 101, and the tail ends of the inserting rods 302 are inserted into inserting holes B1021 on the movable piece 102 on the inner side of the outer ring 101.
As embodiment 1 of the present application, as shown in fig. 3 to 4, the external assembly 1 includes: side slots 1011 and plug holes A1012; the side slots 1011 are provided with two groups in total, and the side slots 1011 are symmetrically arranged at the inner ends of the two sides of the outer ring 101; four groups of plug holes A1012 are arranged in total, and the plug holes A1012 are symmetrically arranged at the inner ends of two sides of the outer ring 101; the movable piece 102 and the plug hole B1021; the movable pieces 102 are provided with two groups in total, and the movable pieces 102 are arranged in side grooves 1011 at two ends of the outer ring 101; the insertion hole B1021 is formed at an inner middle position, the insertion hole B1021 penetrates through the movable member 102, and the insertion hole B1021 is communicated with the insertion hole a1012 in the outer ring 101.
The side grooves 1011 are provided, the movable member 102 can be mounted on both sides of the outer ring 101 through the side grooves 1011, the circular insertion holes a1012 are provided, the attaching plate 301 can be fixed on the outer side of the outer ring 101 by inserting the insertion rod 302 into the insertion holes a1012, the arc-shaped movable member 102 is provided, both sides of the outer ring 101 can be sealed, the circular insertion holes B1021 are provided, and the movable member 102 can be fixed in the outer ring 101 by inserting the insertion rod 302 into the insertion holes B1021.
As shown in fig. 2-5, wherein the inner assembly 2 comprises: a mounting ring 201 and an inner ring 2011; the mounting ring 201 is of annular configuration; an inner ring 2011 is provided inside the mounting ring 201; a built-in groove 202 and a roller 203; the built-in grooves 202 are equidistantly formed on the inner side of the mounting ring 201; the roller 203 is rotatably installed in the built-in groove 202, and the outer end of the roller 203 is attached to the inner ring 2011; the installation ring 201 is arranged, the installation roller 203 can be rotatably installed on the installation ring 201, the circular inner ring 2011 is arranged, the bearing can be sleeved on equipment through the inner ring 2011, the circular built-in groove 202 is arranged, the roller 203 can be installed on the installation ring 201 through the built-in groove 202, the cylindrical roller 203 is arranged, and the inner ring 2011 can be rotatably connected with the outer ring 101 through the roller 203.
As embodiment 2 of the present application, the external connection assembly 3 may include, on the basis of embodiment 1, as shown in fig. 2 to 3: a bonding plate 301 and a plugging rod 302; the bonding plates 301 are symmetrically provided with two groups; the insertion rod 302 is provided at an outer intermediate position.
The arc-shaped bonding plates 301 are arranged, the bonding plates 301 are spliced into a circular ring shape, the bonding plates 301 are arranged on the outer side of the outer ring 101, foreign matters such as coal slag can be prevented from entering the bearing, the cylindrical inserting rod 302 is arranged, and the bonding plates 301 can be fixed inside the outer ring 101 by inserting the inserting rod 302 into the inserting holes A1012.
Specific use and action of the embodiment:
in the present utility model, as shown in fig. 1 to 5, an inner ring 2011 is mounted on the inner side of a mounting ring 201, the outer end of the inner ring 2011 is connected with a roller 203 on the mounting ring 201, the mounting ring 201 is mounted on the inner side of an outer ring 101, the roller 203 is contacted with the inner side of the outer ring 101, side grooves 1011 are provided on both sides of the outer ring 101, a movable member 102 is mounted in the side grooves 1011, lubricating oil is injected between the inner ring 2011 and the outer ring 101, then two sets of bonding plates 301 are assembled into a circular ring structure and mounted on both ends of the outer ring 101, and a plugging rod 302 is inserted into a plugging hole B1021 in the movable member 102 through a plugging hole a1012, thus completing the assembly of the aligning roller bearing.
Claims (6)
1. The aligning roller bearing for the rocker arm of the coal mining machine comprises: an outer assembly (1); the outer assembly (1) comprises an outer ring (101), and the outer ring (101) is of a circular structure; the outer assembly (1) is provided with an inner assembly (2), a mounting ring (201) of the inner assembly (2) is positioned on the inner side of the outer ring (101), and rollers (203) on the mounting ring (201) are attached to the inner side of the outer ring (101); two groups of external components (3) are arranged on the external component (1), the attaching plates (301) of the external components (3) are arranged on two sides of the outer ring (101), the inserting rods (302) on the outer sides of the attaching plates (301) penetrate through inserting holes A (1012) in the outer ring (101), and the tail ends of the inserting rods (302) are inserted into inserting holes B (1021) on the movable piece (102) on the inner side of the outer ring (101).
2. The self-aligning roller bearing for a shearer ranging arm as claimed in claim 1, wherein the outer assembly (1) comprises: a side groove (1011) and a plug hole A (1012); the side grooves (1011) are provided with two groups in total, and the side grooves (1011) are symmetrically arranged at the inner ends of the two sides of the outer ring (101); four groups of plug holes A (1012) are arranged in total, and the plug holes A (1012) are symmetrically arranged at the inner ends of two sides of the outer ring (101).
3. The self-aligning roller bearing for a shearer ranging arm as claimed in claim 2, wherein the outer assembly (1) comprises: a movable member (102) and a plug hole B (1021); the movable pieces (102) are provided with two groups in total, and the movable pieces (102) are arranged in side grooves (1011) at two ends of the outer ring (101); the plug hole B (1021) is arranged at the middle position of the inner side, the plug hole B (1021) penetrates through the movable piece (102), and the plug hole B (1021) is communicated with the plug hole A (1012) in the outer ring (101).
4. The self-aligning roller bearing for a shearer ranging arm as claimed in claim 1, wherein the inner assembly (2) comprises: a mounting ring (201) and an inner ring (2011); the mounting ring (201) is of an annular structure; the inner ring (2011) is arranged on the inner side of the mounting ring (201).
5. The self-aligning roller bearing for a shearer ranging arm as claimed in claim 4, wherein the inner assembly (2) comprises: a built-in groove (202) and a roller (203); the built-in grooves (202) are equidistantly formed in the inner side of the mounting ring (201); the roller (203) is rotatably arranged in the built-in groove (202), and the outer end of the roller (203) is attached to the inner ring (2011).
6. The self-aligning roller bearing for a shearer ranging arm as claimed in claim 1, wherein the external connection assembly (3) comprises: a bonding board (301) and a plug-in rod (302); two groups of the attaching plates (301) are symmetrically arranged; the plug-in rod (302) is arranged at the middle position of the outer side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322391838.5U CN220622480U (en) | 2023-09-04 | 2023-09-04 | Self-aligning roller bearing for rocker arm of coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322391838.5U CN220622480U (en) | 2023-09-04 | 2023-09-04 | Self-aligning roller bearing for rocker arm of coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220622480U true CN220622480U (en) | 2024-03-19 |
Family
ID=90233047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322391838.5U Active CN220622480U (en) | 2023-09-04 | 2023-09-04 | Self-aligning roller bearing for rocker arm of coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220622480U (en) |
-
2023
- 2023-09-04 CN CN202322391838.5U patent/CN220622480U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |