CN110630636A

CN110630636A - Flange outer ring self-aligning roller bearing for mixer truck

Info

Publication number: CN110630636A
Application number: CN201911097027.6A
Authority: CN
Inventors: 闫慧菊; 朱寒英
Original assignee: HUANGSHI RENBEN BEARING CO Ltd
Current assignee: HUANGSHI RENBEN BEARING CO Ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2019-12-31

Abstract

The invention discloses a flanged outer ring self-aligning roller bearing for a mixer truck, which comprises an outer ring and an inner ring, wherein the inner side wall of the outer ring is provided with an outer raceway, the outer side wall of the inner ring is provided with an inner raceway, a retainer is arranged between the outer ring and the inner ring, a self-aligning roller is arranged on the retainer, the outer circular surface of the self-aligning roller is respectively contacted with the outer raceway and the inner raceway, one end of the outer side wall of the outer ring is provided with a flanged flange, and the inner side of the flanged flange is uniformly provided with mounting holes along; through being provided with flange and mounting hole, be convenient for avoid installing the bearing at the bearing frame earlier, install the inconvenience on the frame with the bearing frame again, improve the convenience of installation, through being provided with ventilation groove and recess, be convenient for enlarge outer surface area of outer lane, improve outer lane and natural wind area of contact, be convenient for dispel the heat.

Description

Flange outer ring self-aligning roller bearing for mixer truck

Technical Field

The invention belongs to the technical field of bearings for a mixer truck, and particularly relates to a self-aligning roller bearing with a flange outer ring for the mixer truck.

Background

The self-aligning roller bearing has double rows of rollers, the outer ring has 1 common spherical raceway, the inner ring has 2 raceways and inclines to form an angle relative to the bearing axis, the self-aligning roller bearing has automatic self-aligning performance due to the ingenious structure, and the self-aligning roller bearing for the speed reducer of the mixer truck also bears very large axial load while bearing radial load.

The existing self-aligning roller bearing for the mixer truck has the advantages that the wall thickness of the outer ring is basically equal to that of the inner ring, when the self-aligning roller bearing is installed, the whole set of bearing is installed in the bearing seat, the bearing seat is installed in the base again, the structure is complex, the installation is inconvenient, the cost is high, in addition, the outer ring is not provided with a good heat dissipation mechanism, the bearing can generate heat in the use process, the metal can be fatigue due to large heat, the service life of the device is influenced, and therefore the flange outer ring self-aligning roller bearing for.

Disclosure of Invention

The invention aims to provide a flanged outer ring self-aligning roller bearing for a mixer truck, which aims to solve the problems that the wall thicknesses of an outer ring and an inner ring of the conventional self-aligning roller bearing for the mixer truck are basically equal, when the bearing is installed, the whole set of bearing is installed in a bearing seat, the bearing seat is installed in a machine base again, the structure is complex, the installation is inconvenient, the cost is high, in addition, the outer ring is not provided with a good heat dissipation mechanism, the bearing can generate heat in the use process, the metal is fatigued due to the large heat, and the service life of the device is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a flange outer lane aligning roller bearing for mixer, includes outer lane and inner circle, outer raceway has been seted up to the outer lane inside wall, interior raceway has been seted up to the inner circle lateral wall, be provided with the holder between outer lane and the inner circle, be provided with the aligning roller on the holder, the outer disc of aligning roller contacts with outer raceway and interior raceway respectively, outer lane lateral wall one end is provided with the flange, the inboard mounting hole that has along circumferencial direction evenly distributed of flange, the outer lane lateral wall is provided with heat dissipation chip removal mechanism.

Preferably, the outer lane lateral wall includes ventilation groove and recess, ventilation groove along outer lane circumference evenly distributed, the recess is in the coplanar with ventilation groove, ventilation groove runs through the one end of outer lane.

Preferably, the depth that the recess extends to outer lane inboard is two times the depth that the ventilation groove extends to the outer lane inboard, the recess is provided with two along ventilation groove length direction.

Preferably, the thickness of the outer ring is two to five times the thickness of the inner ring.

Preferably, the number of the inner raceways and the number of the self-aligning rollers are equal, and the width of the outer ring is one half to three times that of the inner ring.

Preferably, the cross section of the retainer is circular, and the plurality of retainers are uniformly distributed along the circumferential direction of the inner ring.

Compared with the prior art, the invention has the beneficial effects that:

(1) through being provided with flange and mounting hole, be convenient for avoid installing the bearing at the bearing frame earlier, install the inconvenience on the frame with the bearing frame again, improve the convenience of installation, save time is convenient for save the use cost of bearing frame simultaneously, has improved the practicality of device.

(2) Through being provided with ventilation groove and recess, be convenient for enlarge outer lane external surface area, improve outer lane and natural wind area of contact, the heat dissipation of being convenient for avoids generating heat in the bearing use, easily leads to the metal fatigue degree increase, influences the life of device, is convenient for improve the result of use of device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the outer raceway structure of the present invention;

FIG. 3 is a schematic view of the cage construction of the present invention;

in the figure: 1. an outer ring; 2. a self-aligning roller; 3. a holder; 5. an inner ring; 11. an outer raceway; 12. a flange rib; 13. mounting holes; 51. an inner raceway; 16. a ventilation slot; 17. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a flange outer lane self-aligning roller bearing for mixer truck, including outer lane 1 and inner circle 5, outer raceway 11 has been seted up to 1 inside wall in outer lane, raceway 51 in 5 lateral walls of inner circle have been seted up, be provided with holder 3 between outer lane 1 and the inner circle 5, be provided with self-aligning roller 2 on the holder 3, 2 outer disc of self-aligning roller contacts with outer raceway 11 and inner raceway 51 respectively, 1 lateral wall one end in outer lane is provided with

flange

12, 12 inboard edge circumferencial direction evenly distributed in flange has mounting hole 13, be convenient for directly make bearing and frame fix through mounting hole 13, the installation effectiveness is improved, 1 lateral wall in outer lane is provided with heat dissipation chip removal.

In this embodiment, it is preferred, 1 lateral wall of outer lane includes ventilation groove 16 and recess 17, and ventilation groove 16 is along 1 circumference evenly distributed of outer lane, and recess 17 and ventilation groove 16 are in the coplanar, and ventilation groove 16 runs through the one end of outer lane 1, and the better ventilation effect of being convenient for improves heat radiating area.

In this embodiment, preferably, the depth of the groove 17 extending towards the inner side of the outer ring 1 is twice the depth of the ventilation groove 16 extending towards the inner side of the outer ring 1, so that a better heat dissipation and ventilation effect is facilitated, the thermal fatigue of metal is reduced, the service life is prolonged, and two grooves 17 are arranged along the length direction of the ventilation groove 16.

In this embodiment, preferably, the thickness of the outer ring 1 is two to five times that of the inner ring 5, which is convenient for better thickness, functions as a bearing seat and can simplify the main structure.

In this embodiment, preferably, the number of the inner roller tracks 51 is equal to that of the aligning rollers 2, the width of the outer ring 1 is one half to three times of the width of the inner ring 5, and the outer ring 1 is designed to be wider than the inner ring 5, so that the aligning angle of the bearing can reach over 3.5 degrees, and the operating requirement of the working condition is met.

In this embodiment, preferably, the cross section of the retainer 3 is circular, the outer diameter of the stamped retainer 3 is processed into a cylinder shape, so that the retainer 3 can enter the inner side of the bearing outer ring 1, and the plurality of retainers 3 are uniformly distributed along the circumferential direction of the inner ring 5.

The working principle and the using process of the invention are as follows: when using, can directly fix the bearing on the frame through installing mounting bolt in mounting hole 13 inboard, reduced need install the bearing earlier at the bearing frame, install the inconvenience on the frame with the bearing frame again, very big improvement the convenience of installation, reduce cost, be convenient for make the better and outer lane 1 contact of natural wind through ventilation groove 16 and recess 17 simultaneously, improve the heat radiating area of outer lane 1, reduce the fatigue of being heated of metal, extension fixture's life.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flange outer lane self-aligning roller bearing for mixer truck, includes outer lane (1) and inner circle (5), outer raceway (11) have been seted up to outer lane (1) inside wall, inner raceway (51) have been seted up to inner circle (5) lateral wall, be provided with holder (3) between outer lane (1) and inner circle (5), be provided with self-aligning roller (2) on holder (3), the outer disc of self-aligning roller (2) contacts its characterized in that with outer raceway (11) and inner raceway (51) respectively: the heat dissipation and chip removal device is characterized in that a flange rib (12) is arranged at one end of the outer side wall of the outer ring (1), mounting holes (13) are uniformly distributed in the inner side of the flange rib (12) along the circumferential direction, and a heat dissipation and chip removal mechanism is arranged on the outer side wall of the outer ring (1).

2. The self-aligning roller bearing with a flanged outer ring for a mixer truck according to claim 1, wherein: outer lane (1) lateral wall includes ventilation groove (16) and recess (17), outer lane (1) circumference evenly distributed is followed in ventilation groove (16), recess (17) are in the coplanar with ventilation groove (16), ventilation groove (16) run through the one end of outer lane (1).

3. The self-aligning roller bearing with a flanged outer ring for a mixer truck according to claim 2, wherein: the depth that recess (17) extend to outer lane (1) inboard is two times of the depth that ventilation groove (16) extend to outer lane (1) inboard, recess (17) are provided with two along ventilation groove (16) length direction.

4. The self-aligning roller bearing with a flanged outer ring for a mixer truck according to claim 1, wherein: the thickness of the outer ring (1) is two times to five times of that of the inner ring (5).

5. The self-aligning roller bearing with a flanged outer ring for a mixer truck according to claim 1, wherein: the number of the inner raceways (51) is equal to that of the aligning rollers (2), and the width of the outer ring (1) is one half to three times that of the inner ring (5).

6. The self-aligning roller bearing with a flanged outer ring for a mixer truck according to claim 1, wherein: the cross section of the retainer (3) is circular, and the plurality of retainers (3) are uniformly distributed along the circumferential direction of the inner ring (5).