CN219570634U - Bearing with bearing retainer - Google Patents
Bearing with bearing retainer Download PDFInfo
- Publication number
- CN219570634U CN219570634U CN202320039114.1U CN202320039114U CN219570634U CN 219570634 U CN219570634 U CN 219570634U CN 202320039114 U CN202320039114 U CN 202320039114U CN 219570634 U CN219570634 U CN 219570634U
- Authority
- CN
- China
- Prior art keywords
- bearing
- retainer
- clamping block
- needle roller
- rotating shaft
- 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.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000004575 stone Substances 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 210000001624 hip Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
The utility model belongs to the technical field of bearings, and discloses a bearing with a bearing retainer, which comprises a retainer body and a plurality of grooves formed in the outer wall of the retainer body at equal intervals, wherein mounting mechanisms are arranged in the grooves of the retainer body up and down; and a needle roller is arranged between the mounting mechanisms, and grooves corresponding to the mounting mechanisms are formed in the upper and lower parts of the needle roller. The bearing with the bearing retainer is assembled and disassembled through the retainer and the needle roller, the needle roller is plugged into the retainer groove during assembly, and the clamping block with the magnetic bottom is adsorbed by the magnetic attraction stone during disassembly, so that the clamping block contracts to release the clamping of the needle roller; the bearing outer shaft convenient to disassemble and assemble is arranged on the outer side of the needle roller, the maintenance and the replacement of the needle roller are facilitated, the bearing outer shaft is semicircular, the shapes of the two semicircular ring interfaces are clamped, and the clamping state of the clamping blocks of the disassembly and assembly mechanism is conveniently operated through the disassembly and assembly mechanism.
Description
Technical Field
The utility model relates to the technical field of bearings, in particular to a bearing with a bearing retainer.
Background
The bearing is an important part in modern mechanical equipment, its main function is to support the mechanical rotating body, reduce the friction coefficient during its movement and ensure its rotation precision, the cage, namely the bearing cage, also known as bearing retainer, refers to the bearing part which partially wraps all or part of the rolling body and moves along with it, is used for isolating the rolling body, and also generally guides the rolling body and retains it in the bearing, the rolling bearing is in operation, especially when the load is complex and rotates at high speed, the cage needs to bear great centrifugal force, impact and vibration, there is great sliding friction between the cage and the rolling body, and generates a great amount of heat, the result of the combined action of the force and heat can lead to the cage to burn and fracture, and the cage is required to be burnt and broken seriously, so the cage material has good thermal conductivity, good wear resistance, small friction coefficient, small density, certain fit of strength and toughness, good elasticity and rigidity, expansion coefficient similar to that of the rolling body, and good processing performance, and the cage needs to be subjected to chemical media, such as lubricants, organic solvents, etc.
In the prior art, as proposed in application number CN202021034626.1, a bearing retainer and a bearing are provided, the bearing retainer comprises an annular retainer body, a plurality of pockets for installing rolling bodies are uniformly arranged on the retainer body in the circumferential direction, at least one through hole communicated with the pockets is arranged on the side wall of at least one pocket, the retainer body is formed by butt-jointing and fixing two sub-frames, the retainer body comprises a plurality of annular parts with pockets and waists for connecting the two adjacent annular parts, and the through holes communicated with the pockets are arranged in the utility model, so that the aggregation of external foreign matters at the pockets can be slowed down, the damage of the foreign matters to the rolling bodies can be slowed down, and the service life of the bearing can be prolonged; compared with the integral forming of the retainer body, the retainer body is simpler to install and cannot cause damage of the rolling bodies; the design of the waist can lighten the mass of the retainer and reduce the overall mass of the bearing, but the bearing still has the following problems in use:
the needle roller refers to a rotating body on the needle roller bearing, is mainly applied to various bearings, is a roller bearing with cylindrical rollers, is thin and long like a needle, has higher load bearing capacity and compact radial structure, is an important component of the bearing, is easy to damage due to friction in the frequent use process, can be independently replaced in order to ensure the use efficiency of the bearing and save the cost, has the problem that the retainer and the needle roller in the prior art are inconvenient to assemble and disassemble, and the problem that the outer shaft of the bearing in the prior art is a fixed outer ring and is inconvenient to overhaul the needle roller in the bearing.
Disclosure of Invention
The utility model aims to provide a bearing with a bearing retainer, which solves the problems that the bearing and the retainer thereof in the prior art proposed by the background art are inconvenient to assemble and disassemble, time and labor are wasted in assembling and disassembling, and the outer shaft of the bearing is inconvenient to disassemble, so that the bearing needle is difficult to overhaul.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a bearing comprising a bearing retainer, comprising:
the retainer comprises a retainer body and a plurality of grooves formed in the outer wall of the retainer body at equal intervals, wherein mounting mechanisms are arranged in the grooves of the retainer body up and down;
a needle roller is arranged between the mounting mechanisms, grooves corresponding to the mounting mechanisms are formed in the upper portion and the lower portion of the needle roller, a bearing outer shaft is arranged on the outer side of the needle roller, and dismounting mechanisms are arranged on the front side and the rear side of the bearing outer shaft;
it is characterized in that the utility model also comprises,
the mounting mechanism is positioned in the center of the groove of the retainer body, a group of mounting mechanisms are arranged in each mounting groove correspondingly, and the magnetic attraction blocks are arranged above the retainer body.
Preferably, the mounting mechanism comprises, a plurality of mounting members,
the clamping block is positioned in the retainer body groove, and the top surface of the clamping block is an arc surface;
the magnetic attraction bottom is positioned on the bottom surface of the clamping block, and the magnetic attraction bottom is attracted with the magnetic attraction block.
Preferably, the mounting mechanism further comprises,
the first spring is connected above the clamping block, and the other end of the first spring is connected with the inner wall of the spacer;
the telescopic groove is positioned at the outer side of the clamping block, and the diameter of the telescopic groove is larger than that of the clamping block;
and a spacer positioned above the expansion groove.
Preferably, the dismounting mechanism comprises a plurality of dismounting devices,
the clamping block is positioned above the bearing outer shaft interface end;
the second spring is connected below the clamping block, and the other side of the second spring is connected to the inner wall of the bearing outer shaft groove;
and the pull rope is connected below the clamping block, and the other side of the pull rope is connected with the rotating shaft.
Preferably, the dismounting mechanism further comprises,
the rotating shaft is positioned below the clamping block and is connected with the bearing outer shaft wall through a bearing;
the bevel gear set is positioned in the middle of the rotating shaft;
and the third spring is connected above the twist rod, and the other side of the third spring is connected with the inner wall of the main rotating shaft.
Preferably, the dismounting mechanism further comprises,
a button located on an outer wall of the bearing outer shaft interface;
the firework rod is connected to the rear of the button, and the firework rod and the button are of an integrated structure;
the main rotating shaft is positioned at the outer side of the twist rod, and a twist groove meshed with the twist rod is formed in the inner side of the main rotating shaft.
Compared with the prior art, the bearing with the bearing retainer has the beneficial effects that:
1. the retainer and the needle rollers are assembled and disassembled in a clamping manner, the needle rollers are plugged into the retainer grooves during assembly, so that the clamping blocks are compressed and contracted and are ejected out when the clamping blocks correspond to the upper grooves and the lower grooves of the needle rollers, the needle rollers are clamped and assembled on the retainer, and the clamping blocks with magnetic bottoms are adsorbed by the magnetic attraction stones during disassembly, so that the clamping blocks are contracted to release the clamping of the needle rollers;
2. the bearing outer shaft convenient to disassemble and assemble is arranged on the outer side of the needle roller, the maintenance and the replacement of the needle roller are facilitated, the bearing outer shaft is semicircular, the shapes of the two semicircular ring interfaces are clamped, and the clamping state of the clamping blocks of the disassembly and assembly mechanism is conveniently operated through the disassembly and assembly mechanism.
Drawings
FIG. 1 is a schematic diagram of the overall front view of the present utility model;
FIG. 2 is a schematic diagram of the overall cross-sectional elevation of the present utility model;
FIG. 3 is a schematic view showing the assembly and disassembly effects of the needle roller of the present utility model;
FIG. 4 is a schematic illustration of a side view mounting structure of the bearing outer shaft of the present utility model;
fig. 5 is a schematic top view of the mounting mechanism of the present utility model.
In the figure: 1. a holder body; 2. a mounting mechanism; 201. a clamping block; 202. magnetic attraction bottom; 203. a first spring; 204. a telescopic slot; 205. a spacer; 3. an outer shaft of the bearing; 4. needle roller; 5. a magnetic suction block; 6. a disassembly and assembly mechanism; 601. clamping blocks; 602. a second spring; 603. a pull rope; 604. a rotation shaft; 605. a bevel gear set; 606. a third spring; 607. a button; 608. a twist stem; 609. and a main rotation shaft.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: a bearing comprising a bearing retainer, comprising:
the retainer comprises a retainer body 1 and a plurality of grooves formed in the outer wall of the retainer body 1 at equal intervals, wherein the retainer body 1 is annular, and mounting mechanisms 2 are arranged in the grooves of the retainer body 1 up and down;
a needle roller 4 is arranged between the mounting mechanisms 2, grooves corresponding to the mounting mechanisms 2 are formed in the needle roller 4 in the upper and lower directions, a bearing outer shaft 3 is arranged on the outer side of the needle roller 4, and dismounting mechanisms 6 are arranged on the front side and the rear side of the bearing outer shaft 3;
it is characterized in that the utility model also comprises,
the mounting mechanism 2 is positioned in the middle of the groove of the retainer body 1, a group of mounting mechanisms 2 are arranged in each mounting groove correspondingly, and the magnetic attraction blocks 5 are arranged above the retainer body 1.
The mounting mechanism 2 comprises a plurality of mounting members,
the clamping block 201 is positioned in the groove of the retainer body 1, and the top surface of the clamping block 201 is an arc surface;
the magnetic attraction bottom 202 is positioned on the bottom surface of the clamping block 201, and the magnetic attraction bottom 202 is attracted with the magnetic attraction block 5.
The mounting mechanism 2 further comprises a plurality of mounting members,
the first spring 203 is connected above the clamping block 201, and the other end of the first spring 203 is connected to the inner wall of the spacer 205;
a telescopic groove 204 located outside the clamping block 201, the diameter of the telescopic groove 204 being larger than that of the clamping block 201;
spacer 205, it is located flexible groove 204 top, through setting up the dismouting between holder and the kingpin 4 to the block installation, makes the dismouting of kingpin 4 convenient and fast more, has made things convenient for the maintenance of bearing.
The dismounting mechanism 6 comprises a first part and a second part,
a clamping block 601 which is positioned above the interface end of the bearing outer shaft 3;
the second spring 602 is connected below the clamping block 601, and the other side of the second spring 602 is connected to the inner wall of the groove of the bearing outer shaft 3;
a pull rope 603 connected to the lower part of the locking block 601, and the other side of the pull rope 603 is connected to a rotation shaft 604.
The dismounting mechanism 6 also comprises a device for dismounting,
a rotation shaft 604 located below the locking block 601, the rotation shaft 604 being connected to the bearing outer shaft 3 wall by a bearing;
bevel gear set 605 located in the middle of rotation shaft 604;
and a third spring 606 connected to the upper part of the twist rod 608, and the other side of the third spring 606 is connected to the inner wall of the main rotation shaft 609.
The dismounting mechanism 6 also comprises a device for dismounting,
a button 607 located on the outer wall of the bearing outer shaft 3 interface;
a twist rod 608 connected to the rear of the button 607, the twist rod 608 and the button 607 being of an integrated structure;
the main rotating shaft 609 is located at the outer side of the twist rod 608, a twist groove meshed with the twist rod 608 is formed in the inner side of the main rotating shaft 609, the bearing outer shaft 3 convenient to disassemble and assemble is arranged at the outer side of the needle roller 4, maintenance and replacement of the needle roller 4 are facilitated, the bearing outer shaft 3 is semicircular, the two semicircular ring interfaces are clamped, and the clamping state of the clamping block 601 of the disassembling and assembling mechanism 6 is conveniently operated through the disassembling and assembling mechanism 6.
Working principle: according to fig. 1-5, when the bearing is installed, firstly, the needle roller 4 is pushed inwards from the outer side of the retainer body 1, so that the needle roller 4 extrudes the clamping blocks 201 on the upper and lower inner sides of the retainer body 1 to respectively shrink upwards or downwards until the grooves on the upper and lower sides of the needle roller 4 correspond to the clamping blocks 201, the clamping blocks 201 pop up under the expansion and contraction action of the first spring 203, the popped clamping blocks 201 are clamped on the upper and lower sides of the needle roller 4, after the needle roller 4 is installed, the bearing outer shafts 3 which are two semicircular rings are correspondingly installed on the outer sides of the needle roller 4, the button 607 on the outer wall of the bearing outer shaft 3 is pressed to drive the twist rod 608 to push in the main rotating shaft 609, the pushing of the twist rod 608 drives the main rotating shaft 609 provided with the twist grooves meshed with the twist rod 608 to rotate, the main rotating shaft 609 drives the rotating shaft 604 to rotate through the bevel gear set 605, the rotating shaft 604 winds and takes up the stay 603, the clamping block 601 connected with the other end of the pull rope 603 is contracted, after the bearing outer shaft 3 is correspondingly installed, the button 607 is loosened, the twist rod 608 is reset and ejected under the expansion action of the spring III 606, the rotating shaft 604 is reset and rotated in the process of resetting and ejecting the twist rod 608, so that the pull rope 603 is paid off, the clamping block 601 is ejected under the reset action of the spring II 602 and is clamped in the other half bearing outer shaft 3, the front side and the rear side of the bearing outer shaft 3 are respectively provided with the dismounting mechanism 6, the dismounting of the bearing outer shaft 3 is convenient, the button 607 is pressed again to drive the rotating shaft 604 to wind the pull rope 603, the clamping block 601 is contracted to release the clamping, when the needle roller 4 is dismounted, the clamping block 201 which is also provided with the magnetic bottom 202 is contracted towards the expansion groove 204 by the suction force of the magnetic block 5 closely attached to the upper part of the retainer body 1 by using the magnetic block 5, so that the clamping block 201 clamps the needle roller 4, the above description is a functional description and a step description of the whole bearing comprising the bearing cage, and the contents not described in detail in this specification belong to the prior art known to the person skilled in the art.
It is to be understood that the terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the scope of the utility model.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The bearing with the bearing retainer comprises a retainer body (1) and the retainer body (1) is in a circular ring shape, wherein a plurality of grooves are formed in the outer wall of the retainer body (1) at equal intervals, and mounting mechanisms (2) are arranged in the grooves of the retainer body (1) up and down;
a needle roller (4) is arranged between the mounting mechanisms (2), grooves corresponding to the mounting mechanisms (2) are formed in the needle roller (4) up and down, a bearing outer shaft (3) is arranged on the outer side of the needle roller (4), and dismounting mechanisms (6) are arranged on the front side and the rear side of the bearing outer shaft (3);
it is characterized in that the utility model also comprises,
the mounting mechanism (2) is positioned in the middle of the groove of the retainer body (1), a group of mounting mechanisms (2) are arranged in each mounting groove correspondingly, and a magnetic block (5) is arranged above the retainer body (1).
2. A bearing comprising a bearing retainer according to claim 1, wherein: the mounting mechanism (2) comprises a plurality of mounting devices,
the clamping block (201) is positioned in the groove of the retainer body (1), and the top surface of the clamping block (201) is an arc surface;
the magnetic attraction bottom (202) is positioned on the bottom surface of the clamping block (201), and the magnetic attraction bottom (202) is attracted with the magnetic attraction block (5).
3. A bearing comprising a bearing retainer according to claim 2, wherein: the mounting mechanism (2) further comprises,
the first spring (203) is connected above the clamping block (201), and the other end of the first spring (203) is connected to the inner wall of the spacer (205);
a telescopic groove (204) positioned outside the clamping block (201), wherein the diameter of the telescopic groove (204) is larger than that of the clamping block (201);
and a spacer (205) located above the expansion slot (204).
4. A bearing comprising a bearing retainer according to claim 1, wherein: the dismounting mechanism (6) comprises a main body,
a clamping block (601) which is positioned above the interface end of the bearing outer shaft (3);
the second spring (602) is connected below the clamping block (601), and the other side of the second spring (602) is connected to the inner wall of the groove of the bearing outer shaft (3);
and the pull rope (603) is connected below the clamping block (601), and the other side of the pull rope (603) is connected with the rotating shaft (604).
5. A bearing comprising a bearing retainer according to claim 4, wherein: the dismounting mechanism (6) also comprises,
a rotating shaft (604) located below the clamping block (601), the rotating shaft (604) being connected with the bearing outer shaft (3) wall through a bearing;
a bevel gear set (605) located in the middle of the rotating shaft (604);
and a third spring (606) which is connected above the twist rod (608), wherein the other side of the third spring (606) is connected with the inner wall of the main rotating shaft (609).
6. A bearing comprising a bearing retainer according to claim 4, wherein: the dismounting mechanism (6) also comprises,
a button (607) located on the outer wall of the bearing outer shaft (3) interface;
-a twist stem (608) connected behind the button (607), the twist stem (608) being of integral construction with the button (607);
and the main rotating shaft (609) is positioned outside the twist rod (608), and a twist groove meshed with the twist rod (608) is arranged inside the main rotating shaft (609).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320039114.1U CN219570634U (en) | 2023-01-07 | 2023-01-07 | Bearing with bearing retainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320039114.1U CN219570634U (en) | 2023-01-07 | 2023-01-07 | Bearing with bearing retainer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219570634U true CN219570634U (en) | 2023-08-22 |
Family
ID=87663962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320039114.1U Active CN219570634U (en) | 2023-01-07 | 2023-01-07 | Bearing with bearing retainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219570634U (en) |
-
2023
- 2023-01-07 CN CN202320039114.1U patent/CN219570634U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109899387B (en) | Three-row cylindrical roller variable pitch bearing of roller guide retainer | |
| CN219570634U (en) | Bearing with bearing retainer | |
| CN110486382B (en) | Radial-axial permanent magnetic bearing system device | |
| CN204153090U (en) | Gear transmission shaft device | |
| CN211901452U (en) | Combined flywheel transmission device | |
| CN210531077U (en) | Wind power generation becomes oar bearing convenient to maintain | |
| CN102135135A (en) | Combined bearing | |
| CN218648645U (en) | Rotor shaft of centrifugal air compressor | |
| CN107387743B (en) | Large-scale wind-powered electricity generation gear box planet carrier bearing arrangement structure | |
| CN209800527U (en) | Cylindrical roller bearing with novel retainer structure | |
| WO2010094166A1 (en) | High-speed pure rolling bearing | |
| CN209781474U (en) | Radial retainer of three-row cylindrical roller variable pitch bearing | |
| CN113530679A (en) | Limiting structure of turbine shaft | |
| CN114046346A (en) | Built-in rolling bearing fixing structure | |
| CN209781463U (en) | three-row cylindrical roller variable pitch bearing of roller guide retainer | |
| CN211288444U (en) | Curing equipment magnet axle sleeve device | |
| CN219340717U (en) | Assembled roller mechanism capable of correcting belt | |
| CN111267469A (en) | Printing roller structure and mounting method | |
| CN110966300A (en) | Rolling bearing and assembling method thereof | |
| CN115076239A (en) | Combined bearing | |
| CN221097189U (en) | Balance support bearing | |
| CN211951206U (en) | Ball bearing with dustproof roller path | |
| CN219774603U (en) | Bearing convenient to dismantle | |
| CN219366612U (en) | Bearing structure convenient to bearing is dismantled | |
| CN220060283U (en) | Quick assembly disassembly type high-speed bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240507 Address after: 150000 No. 8 Huamao Avenue, Xiangfang District, Harbin, Heilongjiang Patentee after: Harbin Beichen Precision Bearing Manufacturing Co.,Ltd. Country or region after: China Address before: Yunnan Electromechanical Bearing Co., Ltd., No. 192 Wujing Road, Kunming City, Yunnan Province, 650011 Patentee before: Bai Yongming Country or region before: China |
|
| TR01 | Transfer of patent right |