CN208870932U

CN208870932U - The rolling bearing of wear resistant and rustproof

Info

Publication number: CN208870932U
Application number: CN201821627600.0U
Authority: CN
Inventors: 张小伟
Original assignee: DALIAN XL BEARINGS Ltd
Current assignee: DALIAN XL BEARINGS Ltd
Priority date: 2018-10-08
Filing date: 2018-10-08
Publication date: 2019-05-17
Anticipated expiration: 2028-10-08

Abstract

The utility model discloses the rolling bearings of wear resistant and rustproof, including bearing outer ring and six balls, the inner surface of the bearing outer ring offers arc groove, the surface of six balls is contacted by arc groove with the inner surface of bearing outer ring, surface contact on the ball far from bearing outer ring has bearing inner race, and the surface activity of six balls is connected with a retainer.The utility model is by setting shoe cream room, and when bearing inner race rotates, the lubricating oil in shoe cream room is subject to centrifugal forces, oil extraction through-hole is flowed to along the inclined-plane of shoe cream room, the surface that ball is flowed to finally by oil extraction through-hole, is lubricated ball, has achieved the effect that keep bearing wear-resisting.

Description

The rolling bearing of wear resistant and rustproof

Technical field

The utility model relates to component of machine technical fields, the specially rolling bearing of wear resistant and rustproof.

Background technique

Bearing is that component that is fixed and reducing load coefficient of friction is played in mechanical transmission course.When other parts are on axis When generating relative motion each other, for reducing the coefficient of friction in power transmission process and the machine of holding shaft center fixation Part.Bearing is a kind of very important components in mechanical equipment.Its major function is to support mechanical rotary body, to reduce Mechanical load coefficient of friction of the equipment in transmission process.But bearing on the market in use, is not easy to reality now Shi Tianjia lubricating oil causes bearing wear serious, needs to improve.

Utility model content

The purpose of this utility model is to provide the rolling bearings of wear resistant and rustproof, have bearing and facilitate addition when in use Lubricating oil, so that the advantages of making bearing wear-resisting and antirust, solves present bearing on the market in use, be not easy to reality Shi Tianjia lubricating oil leads to the problem that bearing wear is serious.

To achieve the above object, the utility model provides the following technical solutions: the rolling bearing of wear resistant and rustproof, including bearing Outer ring and six balls, the inner surface of the bearing outer ring offer arc groove, and the surface of six balls passes through arc groove It is contacted with the inner surface of bearing outer ring, the surface contact on the ball far from bearing outer ring has a bearing inner race, six balls Surface activity is connected with a retainer.

The inside of the bearing inner race offers shoe cream room, and the front view of the shoe cream room is that chamfer is trapezoidal, the storage The inclined-plane of oil pocket offers oil extraction through-hole, the bearing by the inclined-plane of shoe cream room towards ball, the inner wall of the bearing inner race Oiling through-hole is offered at the top of inner ring, the oiling through-hole is communicated with shoe cream room, and the inner wall of the bearing inner race passes through oiling Through-hole is fixedly connected with check valve, and support tube is fixedly connected at the top of the bearing inner race, and the outer surface of the support tube is solid Surely it is connected with ring baffle, side block cylinder is fixedly connected at the top of the bearing outer ring.

Preferably, the outer surface of the bearing outer ring is coated with antirust paint.

Preferably, the inner wall of the bearing inner race is fixedly connected with leakproof oil net by oil extraction through-hole.

Preferably, the quantity of the oil extraction through-hole is no less than six, and six oil extraction through-holes are uniformly provided with bearing inner race Outer surface.

Preferably, the outer surface of the bearing outer ring is fixedly connected with sealing ring.

Compared with prior art, the beneficial effects of the utility model are as follows:

One, the utility model is by setting shoe cream room, and when bearing inner race rotates, the lubricating oil in shoe cream room is by centrifugal force Effect, flow to oil extraction through-hole along the inclined-plane of shoe cream room, the surface of ball flowed to finally by oil extraction through-hole, to ball carry out Lubrication, has achieved the effect that keep bearing wear-resisting.

Two, the utility model passes through support tube, ring baffle and side by setting support tube, ring baffle and side block cylinder The cooperation between cylinder is kept off, prevents sundries from falling into the gap between bearing outer ring and bearing inner race, has reached to bearing antirust Effect.

Detailed description of the invention

Fig. 1 is the top view of the utility model；

Fig. 2 is the schematic cross-sectional view of the utility model top view；

Fig. 3 is the schematic cross-sectional view of the utility model front view；

Fig. 4 is structure enlargement diagram at the utility model A.

In figure: 1- bearing outer ring, 2- ball, 3- bearing inner race, 4- retainer, 5- shoe cream room, 6- oil extraction through-hole, 7- oiling Through-hole, 8- check valve, 9- support tube, 10- ring baffle, 11- side block cylinder, 12- leakproof oil net, 13- sealing ring.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It please refers to Fig.1 to Fig.3, the utility model provides a kind of technical solution: the rolling bearing of wear resistant and rustproof, including bearing Outer ring 1 and six balls 2, bearing outer ring 1 is used for and bearing block is fixed, and by the cooperation between ball 2 and bearing inner race 3, is made Bearing inner race 3 is rotated around ball 2, and the outer surface of bearing outer ring 1 is coated with antirust paint, prevents the surface oxidisation of bearing outer ring 1, shadow The intensity of bearing outer ring 1 is rung, the outer surface of bearing outer ring 1 is fixedly connected with sealing ring 13, and the setting of sealing ring 13 is for by axis It is sealed between the bottom and bearing block of bearing outer-ring 1, prevents from entering sundries, bearing outer ring 1 between bearing outer ring 1 and bearing inner race 3 Inner surface offer arc groove, the surface of six balls 2 is contacted by arc groove with the inner surface of bearing outer ring 1, rolling Surface contact on pearl 2 far from bearing outer ring 1 has bearing inner race 3, and bearing outer ring 1, ball 2 and bearing inner race 3 form an axis The complete structure held, the surface activity of six balls 2 are connected with a retainer 4, and the setting of retainer 4 is for making six balls It is maintained a certain distance between 2.

The inside of bearing inner race 3 offers shoe cream room 5 referring to FIG. 1 to FIG. 4, and the setting of shoe cream room 5 is for placing lubrication Oil, the front view of shoe cream room 5 are that chamfer is trapezoidal, and the inclined-plane of shoe cream room 5 is towards ball 2, when bearing inner race 3 rotates, shoe cream room 5 In lubricating oil be subject to centrifugal forces, flow to oil extraction through-hole 6 along the inclined-plane of shoe cream room 5, finally by oil extraction through-hole 6 flow To the surface of ball 2, ball 2 is lubricated, the inner wall of bearing inner race 3 offers oil extraction through-hole by the inclined-plane of shoe cream room 5 6, for making lubricating oil flow to ball 2 from shoe cream room 5, the inner wall of bearing inner race 3 is logical by oil extraction for the setting of oil extraction through-hole 6 Hole 6 is fixedly connected with leakproof oil net 12, and the setting of leakproof oil net 12 is for playing blocking to flowing of the lubricating oil in oil extraction through-hole 6 Effect reduces flow of the lubricating oil in oil extraction through-hole 6, and the quantity of oil extraction through-hole 6 is no less than six, and six oil extraction through-holes 6 are equal The even outer surface for being provided with bearing inner race 3 is no less than six oil extraction through-holes 6 by setting, and lubricating oil is made to have multiple outlets to flow to On ball 2, the top of bearing inner race 3 offers oiling through-hole 7, and the setting of oiling through-hole 7 is for inputting lubrication into shoe cream room 5 Oil, oiling through-hole 7 are communicated with shoe cream room 5, and the inner wall of bearing inner race 3 is fixedly connected with check valve 8 by oiling through-hole 7, unidirectionally The setting of valve 8 is blocked for playing the role of one to oiling through-hole 7, and prevents lubricating oil from flowing backwards from oiling through-hole 7, bearing The top of inner ring 3 is fixedly connected with support tube 9, and ring baffle 10 is fixedly connected on the top of bearing inner race 3 by support tube 9, branch The outer surface of support cylinder 9 is fixedly connected with ring baffle 10, and the setting of ring baffle 10 is for by bearing outer ring 1 and bearing inner race 3 The gap at top is blocked, to prevent sundries from falling into therebetween, the top of bearing outer ring 1 is fixedly connected with side block cylinder 11, side The setting of cylinder 11 is kept off for preventing sundries from falling into the gap between bearing outer ring 1 and bearing inner race 3.

Working principle: the rolling bearing of the wear resistant and rustproof is in use, be fixedly connected on bearing block for the bottom of bearing outer ring 1 On, the part of fixed-axis rotation is fixedly connected with the inner surface of bearing inner race 3, when the parts turn of fixed-axis rotation, band dynamic bearing Inner ring 3 rotates, and when bearing inner race 3 rotates, the lubricating oil in shoe cream room 5 is subject to centrifugal forces, along the inclined-plane of shoe cream room 5 Oil extraction through-hole 6 is flowed to, the surface of ball 2 is flowed to finally by oil extraction through-hole 6, ball 2 is lubricated, so that bearing be made to play Wear-resisting effect is arranged by the way that support tube 9 and ring baffle 10 is arranged at the top of bearing inner race 3 at the top of bearing outer ring 1 Side block cylinder 11 prevents sundries from falling into bearing outer ring 1 and axis by the cooperation between support tube 9, ring baffle 10 and side block cylinder 11 It holds in the gap between inner ring 3, to realize the effect of bearing antirust.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. the rolling bearing of wear resistant and rustproof, including bearing outer ring (1) and six balls (2), the inner surface of the bearing outer ring (1) Arc groove is offered, the surface of six balls (2) is contacted by arc groove with the inner surface of bearing outer ring (1), feature Be: the surface contact on the ball (2) far from bearing outer ring (1) has bearing inner race (3), and the surface of six balls (2) is living It is dynamic to be connected with a retainer (4)；

The inside of the bearing inner race (3) offers shoe cream room (5), and the front view of the shoe cream room (5) is that chamfer is trapezoidal, institute The inclined-plane of shoe cream room (5) is stated towards ball (2), the inner wall of the bearing inner race (3) offers row by the inclined-plane of shoe cream room (5) Oil hole (6) offers oiling through-hole (7) at the top of the bearing inner race (3), the oiling through-hole (7) and shoe cream room (5) phase Logical, the inner wall of the bearing inner race (3) is fixedly connected with check valve (8) by oiling through-hole (7), the bearing inner race (3) Top is fixedly connected with support tube (9), and the outer surface of the support tube (9) is fixedly connected with ring baffle (10), the bearing Side block cylinder (11) are fixedly connected at the top of outer ring (1).

2. the rolling bearing of wear resistant and rustproof according to claim 1, it is characterised in that: the appearance of the bearing outer ring (1) Face is coated with antirust paint.

3. the rolling bearing of wear resistant and rustproof according to claim 1, it is characterised in that: the inner wall of the bearing inner race (3) Leakproof oil net (12) are fixedly connected with by oil extraction through-hole (6).

4. the rolling bearing of wear resistant and rustproof according to claim 1, it is characterised in that: the quantity of the oil extraction through-hole (6) No less than six, six oil extraction through-holes (6) are uniformly provided with the outer surface of bearing inner race (3).

5. the rolling bearing of wear resistant and rustproof according to claim 1, it is characterised in that: the appearance of the bearing outer ring (1) Face is fixedly connected with sealing ring (13).