CN218408191U

CN218408191U - Thin oil lubrication rolling bearing end cover

Info

Publication number: CN218408191U
Application number: CN202222413148.0U
Authority: CN
Inventors: 严盛
Original assignee: Shanghai Shenke Slide Brearing Co ltd
Current assignee: Shanghai Shenke Slide Brearing Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-01-31
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses a thin oil lubrication rolling bearing end cover, which relates to the technical field of bearing end covers and comprises an end cover body arranged on one side of a bearing seat, wherein a sealing gasket is arranged on the inner side of the end cover body, a through hole is arranged on the upper part of the sealing gasket, an oil injection pipe is embedded on the upper part of the end cover body, one end of the oil injection pipe corresponds to the position of the through hole, and the other end of the oil injection pipe extends to the outer side of the end cover body and is in threaded connection with a sealing cover; the breach that two symmetries set up is seted up to end cover body outward flange department, this thin oil lubrication rolling bearing end cover, be different from prior art, the end cover body possesses two kinds of mounting means, and no matter fastening nut or fastening screw produce not hard up, under the effect of locking piece, can possess axial limiting displacement to the end cover body, thereby can avoid producing not hard up the problem that leads to the rolling bearing end cover to play effectual fixed and dustproof and leakproofness greatly reduced to rolling bearing because of fastening nut, and the thin oil adds convenient simple.

Description

Thin oil lubrication rolling bearing end cover

Technical Field

The utility model relates to a bearing end cover technical field specifically is a thin oil lubrication antifriction bearing end cover.

Background

The bearing end cover is one of very important mechanical parts, is a main external part of a bearing seat, and has very wide application, the main working surfaces of the part are the excircle surfaces of left and right end surfaces and left end surfaces, the axial positioning, dust prevention and sealing of a bearing outer ring are realized, and the bearing end cover can be matched with a sealing piece to express the sealing effect except the dust prevention and sealing effect.

At present, current bearing cap generally is direct to be installed on the lateral wall of bearing frame through the bolt, and after long-term the use, its bolt is not hard up because of the machine vibrations easily to lead to bearing cap not hard up, on the one hand can't play effectual fixed to the bearing, and dustproof and leakproofness also can the greatly reduced, for this reason, we provide a thin oil lubrication antifriction bearing end cover.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thin oil lubrication antifriction bearing end cover to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a thin oil lubrication rolling bearing end cover comprises an end cover body arranged on one side of a bearing seat, wherein a sealing gasket is arranged on the inner side of the end cover body, a through hole is formed in the upper portion of the sealing gasket, an oil injection pipe is embedded in the upper portion of the end cover body, one end of the oil injection pipe corresponds to the through hole in position, and the other end of the oil injection pipe extends to the outer side of the end cover body and is in threaded connection with a sealing cover;

two notches which are symmetrically arranged are formed in the outer edge of the end cover body, and two fixing assemblies which are positioned on the inner sides of the notches are fixedly arranged on the side wall of the bearing seat.

Preferably, the side wall of the sealing gasket is provided with a plurality of positioning blocks, and the positioning blocks are respectively inserted into a plurality of positioning grooves formed in the inner side wall of the end cover body; the sealing gasket is positioned and placed, and the accurate placement position of the sealing gasket is ensured.

Preferably, the fixing assembly comprises a fixing column fixedly connected to the side wall of the bearing seat, the fixing column is located on the inner side of the notch, an annular groove is formed in the outer wall of one end of the fixing column, a locking piece is sleeved in the annular groove, and a fastening nut is further connected to the outer wall of one end of the fixing column in a threaded mode; the end cover body is fixed by the aid of the fixing device, the locking piece is fixed on the end cover body, and the end cover body is fixed on the end cover body by the aid of the fixing device.

Preferably, the side wall of the end cover body is provided with two movable grooves which are respectively positioned below the two notches, and the depth of each movable groove is the same as the thickness of the locking piece; the locking piece is in free fall to the movable groove under the action of gravity to make the locking piece can provide axial limiting effect to the end cover body.

Preferably, the fixing assembly further comprises a backing ring sleeved on the outer wall of one end of the fixing column, a threaded hole is formed in one end of the fixing column, a fastening screw is connected to the threaded hole in a threaded manner, and the backing ring is located between the end cover body and the fixing screw; the backing ring is sleeved on the fixing column firstly, and the fastening screw is screwed into one side of the fixing column, so that the backing ring is fixed, the end cover body can be fixed, and the fastening screw fixing device is applicable to the mounting mode of the fastening screw.

Preferably, the thickness of the backing ring is the same as that of the outer edge of one end of the fixing column; can ensure that the backing ring just contradicts on the lateral wall of end cover body, and then can effectual fixed end cover body.

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

through fastening nut or fastening screw's setting, make the end cover body possess two kinds of mounting means, and no matter fastening nut or fastening screw produce not hard up, under the effect of locking piece, can possess axial limiting displacement to the end cover body, thereby can avoid producing not hard up rolling bearing end cover and can't play effectual fixed and dustproof and the leakproofness greatly reduced problem to rolling bearing because of fastening nut, and can inject into rolling bearing through the oiling pipe with the thin oil in, thereby play and carry out lubricated purpose to rolling bearing, it is convenient simple to add.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is a schematic structural view after the embodiment 1 of the present invention is disassembled;

fig. 4 is a schematic structural diagram of the utility model discloses after embodiment 2 splits.

In the figure: 1. a bearing seat; 2. an end cap body; 3. a gasket; 4. positioning a block; 5. positioning a groove; 6. a through hole; 7. an oil filling pipe; 8. a sealing cover; 9. a notch; 10. a movable groove; 11. a fixing assembly; 111. fixing a column; 112. an annular groove; 113. a locking member; 114. fastening a nut; 115. a threaded hole; 116. a backing ring; 117. and (5) fastening the screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-3, the present invention provides a technical solution: a thin oil lubrication rolling bearing end cover comprises an end cover body 2 arranged on one side of a bearing seat 1, a sealing gasket 3 is arranged on the inner side of the end cover body 2, a plurality of positioning blocks 4 are arranged on the side wall of the sealing gasket 3, and the positioning blocks 4 are respectively inserted into a plurality of positioning grooves 5 formed in the inner side wall of the end cover body 2; the sealing gasket 3 is positioned, the accurate placement position of the sealing gasket 3 is ensured, the upper part of the sealing gasket 3 is provided with a through hole 6, the upper part of the end cover body 2 is embedded with an oil injection pipe 7, one end of the oil injection pipe 7 corresponds to the through hole 6, and the other end of the oil injection pipe 7 extends to the outer side of the end cover body 2 and is in threaded connection with a sealing cover 8;

the outer edge of the end cover body 2 is provided with two symmetrically-arranged gaps 9, the side wall of the bearing seat 1 is fixedly provided with two fixing components 11 positioned at the inner sides of the gaps 9, each fixing component 11 comprises a fixing column 111 fixedly connected to the side wall of the bearing seat 1, the fixing column 111 is positioned at the inner side of the gap 9, the outer wall of one end of the fixing column 111 is provided with an annular groove 112, a locking piece 113 is sleeved in the annular groove 112, and the outer wall of one end of the fixing column 111 is further in threaded connection with a fastening nut 114; the end cover body 2 is used for fixing the end cover body 2, and once the fastening nut 114 is loosened, the bottom of the locking piece 113 is located in the movable groove 10, and the end cover body 2 is axially limited, so that the problem that the rolling bearing end cover cannot be effectively fixed, dustproof and greatly reduced in sealing performance due to the fact that the fastening nut 114 is loosened can be solved.

Two movable grooves 10 are formed in the side wall of the end cover body 2, the two movable grooves 10 are respectively located below the two notches 9, and the depth of each movable groove 10 is the same as the thickness of the locking piece 113; the locking member 113 is free to fall under gravity into the movable groove 10, so that the locking member 113 can provide an axial limit function to the end cap body 2.

Above-mentioned scheme, when using, earlier place the inboard of end cover body 2 with sealed pad 3, and under the effect of locating piece 4 and constant head tank 5, fix a position and place sealed pad 3, ensure sealed pad 3 and place the position accuracy, sealed pad 3 places the back, aim at fixed column 111 on the fixed subassembly 11 with the breach 9 of end cover body 2 both sides, again laminate end cover body 2 on the lateral wall of bearing frame 1, locking member 113 on the fixed subassembly 11 is free fall to the movable slot 10 under the effect of gravity in, then tighten fastening nut 114 can, and then accomplish the installation to end cover body 2, during the in-service use, in case fastening nut 114 is not hard up, nevertheless because locking member 113's bottom is in the movable slot 10, possess axial limiting displacement to end cover body 2, thereby can avoid producing the not hard up problem that leads to rolling bearing end cover can's effectual fixed and dustproof and leakproofness greatly descend to rolling bearing because of fastening nut 114 produces, finally, can twist off sealed lid 8, pour into thin oil into rolling bearing through oiling pipe 7, thereby play the purpose of lubricating rolling bearing, it is simple to add the convenience.

Example 2:

referring to fig. 4, the fixing assembly 11 further includes a backing ring 116 sleeved on an outer wall of one end of the fixing column 111, a threaded hole 115 is formed at one end of the fixing column 111, a fastening screw 117 is connected to an internal thread of the threaded hole 115, and the backing ring 116 is located between the end cover body 2 and the fastening screw; the backing ring 116 is firstly sleeved on the fixing column 111, and the fastening screw 117 is screwed into one side of the fixing column 111, so that the backing ring 116 is fixed, and the end cover body 2 can be fixed, which is suitable for the installation mode of the fastening screw 117.

The thickness of the backing ring 116 is the same as that of the outer edge of one end of the fixing column 111; can ensure that backing ring 116 just contradicts on the lateral wall of end cover body 2, and then can effectual fixed end cover body 2.

In the above-mentioned scheme, different from embodiment 1, when the end cover body 2 is installed, the grommet 116 may be sleeved on the fixing post 111 by using a screw installation method, and the fastening screw 117 is screwed into one side of the fixing post 111, so that the grommet 116 is fixed, and further, the end cover body 2 may be fixed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 thin oil lubrication antifriction bearing end cover, is including setting up end cover body (2) in bearing frame (1) one side, its characterized in that: a sealing gasket (3) is placed on the inner side of the end cover body (2), a through hole (6) is formed in the upper portion of the sealing gasket (3), an oil filling pipe (7) is embedded in the upper portion of the end cover body (2), one end of the oil filling pipe (7) corresponds to the through hole (6), and the other end of the oil filling pipe (7) extends to the outer side of the end cover body (2) and is in threaded connection with a sealing cover (8);

two notches (9) which are symmetrically arranged are formed in the outer edge of the end cover body (2), and two fixing assemblies (11) which are positioned on the inner sides of the notches (9) are fixedly arranged on the side wall of the bearing seat (1).

2. The thin oil lubricated rolling bearing end cap according to claim 1, wherein: the side wall of the sealing gasket (3) is provided with a plurality of positioning blocks (4), and the positioning blocks (4) are respectively inserted into a plurality of positioning grooves (5) formed in the inner side wall of the end cover body (2).

3. The thin oil lubrication rolling bearing end cover according to claim 1, characterized in that: fixed subassembly (11) include fixed column (111) of rigid coupling on bearing frame (1) lateral wall, fixed column (111) are in breach (9) inboard, have seted up ring channel (112) on the one end outer wall of fixed column (111), and lock piece (113) are established to ring channel (112) endotheca, and it has fastening nut (114) still to go back threaded connection on the one end outer wall of fixed column (111).

4. A thin oil lubricated rolling bearing end cap according to claim 3, wherein: two movable grooves (10) are formed in the side wall of the end cover body (2), the two movable grooves (10) are located below the two notches (9) respectively, and the depth of each movable groove (10) is the same as the thickness of the locking piece (113).

5. A thin oil lubricated rolling bearing end cap according to claim 3, wherein: the fixing assembly (11) further comprises a backing ring (116) sleeved on the outer wall of one end of the fixing column (111), a threaded hole (115) is formed in one end of the fixing column (111), a fastening screw (117) is connected to the threaded hole (115) in an internal thread mode, and the backing ring (116) is located between the end cover body (2) and the fixing screw.

6. The thin oil lubricated rolling bearing end cap according to claim 5, wherein: the thickness of the backing ring (116) is the same as that of the outer edge of one end of the fixing column (111).