CN210686704U

CN210686704U - Bearing positioning device

Info

Publication number: CN210686704U
Application number: CN201921362031.6U
Authority: CN
Inventors: 朱乾
Original assignee: Jiaxing Desheng Pump Co Ltd
Current assignee: Jiaxing Desheng Pump Co Ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-06-05
Anticipated expiration: 2029-08-21

Abstract

The utility model provides a bearing positioning device, including the location base, the location base is equipped with the mounting groove in the axle center direction, the mounting groove is hollow structure, and in inner wall department from left to right be equipped with in proper order be used for fixed clamping device, be used for making things convenient for the locating device of the spacing installation of bearing and be used for making things convenient for the lubricating arrangement of supply lubricating oil, clamping device with locating device all is located the central point of mounting groove puts the department, and the junction is equipped with the axle sleeve, lubricating arrangement is located the bottom of mounting groove has solved the bearing installation unstability in the ordinary equipment, produces relative slip, causes equipment damage, unable normal operating's problem.

Description

Bearing positioning device

Technical Field

The utility model relates to a accessories technical field, concretely relates to bearing positioning device.

Background

The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body and reduce the friction coefficient in the movement process of the mechanical rotating body, but the installation of the bearing is often unstable due to design defects and tolerance problems of parts, relative sliding is generated in the axial direction, and relative shaking is generated in the radial direction, so that the bearing and a fixing device generate friction and collision, noise is generated, the abrasion of a workpiece is increased, so that the equipment is in failure, the inner diameter of an inner ring is difficult to adapt to the outer diameter of a rotating shaft, and the inner ring cannot be tightly attached to the rotating shaft, so that the relative sliding of the inner ring and the rotating shaft is easily caused, and the normal work of the bearing cannot.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model discloses mainly solve not enough among the prior art, concretely relates to bearing positioner has solved bearing installation unstability among the ordinary equipment, produces relative slip, causes equipment damage, unable normal operating's problem.

(II) technical scheme

According to the technical problem, the utility model provides a bearing positioning device, including the location base, its characterized in that, the location base is equipped with the mounting groove in the axle center direction, the mounting groove is hollow structure, and locates to be equipped with in proper order from left to right at the inner wall and is used for the clamping device who fixes, is used for making things convenient for the locating device of the spacing installation of bearing and is used for making things convenient for the lubricating arrangement of supply lubricating oil, clamping device with locating device all is located the central point of mounting groove puts department, and the junction is equipped with the axle sleeve, lubricating arrangement is located the bottom of mounting groove.

Further preferably, the positioning device comprises a positioning end cover, an inner hole is formed in the positioning end cover, an annular inclined plane is formed in the inner wall of the inner hole, and the cross section angle of the annular inclined plane is 15 degrees.

Further preferably, the bottom of the inner hole is provided with an annular positioning groove.

Further preferably, two sides of the clamping device are provided with a retaining shoulder and a locking nut.

Further preferably, lubricating arrangement is including the fixed axle that is located the bottom and encircleing the solid fixed ring of fixed axle, the fixed axle with gu fixed ring fixed connection, just the top of fixed axle surpasss gu fixed ring's surface, gu fixed ring with the contact surface of fixed axle is equipped with the oil cavity of leading that makes things convenient for lubricating oil to flow in and the storage.

Preferably, the surface of the fixing ring is provided with an oil guide hole for conveniently supplementing lubricating oil, and the oil guide hole is connected with the oil guide cavity.

Further preferably, the surface of the mounting groove is provided with strip-shaped limiting holes which are distributed axially.

(III) advantageous effects

The utility model provides a bearing positioning device, according to the technical problem, designed positioner, step up device and lubricating arrangement, positioner adopts the design of location end cover, increased annular inclined plane and constant head tank on the basis, ensured the location end cover is fixed a position not eccentric, further reduce the noise that causes because of high-speed operation eccentricity, defects such as shake for the axial positioning of bearing inner race, and have certain dustproof and sealed effect in the bearing course of operation concurrently; the bearing and the gear are locked simultaneously by the triangular distribution mode of the retaining shoulder and the locking nut in the clamping device, so that the condition that the bearing does not generate centrifugal deviation when rotating at high speed is ensured while axial movement is prevented; lubricating arrangement has set up solid fixed ring and fixed axle, gu fixed ring lead the oilhole and conveniently pour into lubricating oil into, bellied fixed axle can make things convenient for the inner circle location of bearing, and has the effect of leading oil concurrently, is convenient for introduce lubricating oil the inside of location base reduces equipment wearing and tearing increase of service life.

Drawings

FIG. 1 is a schematic structural view of a positioning base;

FIG. 2 is a schematic structural view of the fixing device;

FIG. 3 is a schematic structural view of the lubricating device;

1. a positioning base; 2. mounting grooves; 100. a clamping device; 110. a shoulder block; 120. locking the nut; 200. a positioning device; 210. positioning the end cover; 220. an inner bore; 230. an annular bevel; 240. positioning a groove; 300. a lubricating device; 310. a fixed shaft; 320. a fixing ring; 330. an oil guide cavity; 340. an oil guide hole; 400. a shaft sleeve; 500. and a strip-shaped limiting edge.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings 1-3 and examples, which are provided for illustration of the present invention and are not intended to limit the scope of the present invention.

The utility model provides a bearing positioning device 200, as shown in fig. 1, including positioning base 1, positioning base 1 is equipped with mounting groove 2 in the axle center direction, mounting groove 2 is hollow structure, and locates to be equipped with in proper order from left to right at the inner wall and is used for fixed clamping device 100, is used for making things convenient for the positioning device 200 of the spacing installation of bearing and is used for the lubricating arrangement 300 of convenient supply lubricating oil, clamping device 100 with positioning device 200 all is located the central point of mounting groove 2 puts the department, and the junction is equipped with axle sleeve 400, axle sleeve 400 and positioning base 1 interference fit, lubricating arrangement 300 is located the bottom of mounting groove 2.

Specifically, as shown in fig. 2, the positioning device 200 includes a positioning end cover 210, an inner hole 220 is arranged inside the positioning end cover 210, an inner wall of the inner hole 220 is provided with an annular inclined surface 230, a cross-sectional angle of the annular inclined surface 230 is 15 degrees, and an excessively large angle can change a phase and increase sliding friction force, so that equipment abrasion and temperature rise are caused, the service life of the equipment is reduced, and when the angle is too small, the effect of reducing axial play pressure cannot be achieved.

The bottom of the inner hole 220 is provided with an annular positioning groove 240, and the positioning groove 240 ensures that the positioning end cover 210 is positioned without eccentricity, thereby further reducing the defects of noise, jitter and the like caused by high-speed running eccentricity.

The positioning device 200 is used for axially positioning the bearing outer ring, and has certain dustproof and sealing effects in the bearing working process.

Specifically, the clamping device 100 is installed by adopting an interference fit bearing inner ring, one side of the inner ring is abutted against the retaining shoulder 110 on the shaft, the other side of the inner ring is fixed by the locking nuts 120, the two groups of locking nuts 120 are arranged, the cross sections of the two groups of locking nuts 120 and the retaining shoulder 110 at the shaft center position are distributed in a regular triangle, the locking nuts 120 are used for simultaneously locking the bearing and the gear, and the retaining shoulder 110 is used for ensuring that the bearing does not generate a centrifugal deviation when rotating at a high speed.

Specifically, as shown in fig. 3, the lubricating device 300 includes a fixing shaft 310 located at the bottom end and a fixing ring 320 surrounding the fixing shaft 310, the fixing shaft 310 and the fixing ring 320 are integrally formed, and a contact surface is provided with an oil guiding cavity 330, the oil guiding cavity 330 enables a certain gap to exist between the fixing shaft 310 and the fixing ring 320, on one hand, lubricating oil can conveniently flow into the mounting groove 2, and on the other hand, a lubricating oil storage effect can be temporarily achieved, so that the balls of the bearing can be kept in a lubricating state within a certain time, and a lubricating effect is increased.

Wherein, the top of fixed axle 310 surpasss solid fixed ring 320, longer fixed axle 310 can make things convenient for the inner circle location of bearing, and has the effect of leading oil concurrently, is convenient for introduce lubricating oil the inside of location base 1.

The surface of the fixing ring 320 is provided with an oil guide hole 340 for conveniently supplementing lubricating oil, and the oil guide hole 340 is communicated with the oil guide cavity 330, so that lubricating oil can be conveniently supplemented for workers.

Specifically, the surface of the mounting groove 2 is provided with axially distributed bar-shaped limiting edges 500, and the bar-shaped limiting edges 500 facilitate the insertion and positioning of the bearing.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a bearing positioning device, includes the location base, its characterized in that, the location base is equipped with the mounting groove in the axle center direction, the mounting groove is hollow structure, and locates to be equipped with in proper order from left to right at the inner wall and be used for the clamping device who is fixed, be used for making things convenient for the locating device of the spacing installation of bearing and be used for making things convenient for the lubricating arrangement of supply lubricating oil, clamping device with locating device all is located the central point of mounting groove puts the department, and the junction is equipped with the axle sleeve, lubricating arrangement is located the bottom of mounting groove.

2. The bearing positioning device as claimed in claim 1, wherein the positioning device comprises a positioning end cover, an inner hole is formed in the positioning end cover, an inner wall of the inner hole is provided with an annular inclined surface, and the cross section angle of the annular inclined surface is 15 degrees.

3. A bearing locating device according to claim 2, wherein the bottom of the bore is provided with an annular locating groove.

4. A bearing positioning device according to claim 1, wherein the clamping means is provided with a shoulder and a lock nut on both sides.

5. The bearing positioning device as claimed in claim 1, wherein the lubricating device comprises a fixed shaft at the bottom end and a fixed ring surrounding the fixed shaft, the fixed shaft and the fixed ring are fixedly connected, the top of the fixed shaft is beyond the surface of the fixed ring, and the contact surface of the fixed ring and the fixed shaft is provided with an oil guide cavity for facilitating the flowing and storage of lubricating oil.

6. A bearing positioning device as claimed in claim 5, wherein the surface of the fixing ring is provided with an oil guide hole for conveniently supplementing lubricating oil, and the oil guide hole is connected with the oil guide cavity.

7. The bearing positioning device as claimed in claim 1, wherein the surface of the mounting groove is provided with axially distributed strip-shaped limiting holes.