CN215634451U

CN215634451U - Needle roller bearing with replaceable wear-resisting ring

Info

Publication number: CN215634451U
Application number: CN202121261635.9U
Authority: CN
Inventors: 伍烨; 高华明; 蒋小成
Original assignee: Changzhou Guoda Bearing Manufacturing Co ltd
Current assignee: Changzhou Guoda Bearing Manufacturing Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2022-01-25
Anticipated expiration: 2031-06-07

Abstract

The utility model provides a needle roller bearing with a replaceable wear-resisting ring, and relates to the technical field of needle roller bearings. The needle roller bearing with the replaceable wear-resisting ring comprises an outer ring bearing, wherein two fixing assemblies are arranged in the outer ring bearing, one fixing assembly comprises two first convex blocks, one first convex block is connected in the outer ring bearing in a sliding mode, and second convex blocks are arranged on two sides of the first convex blocks. This bearing second lug with removable wear ring moves outward and drives spring and telescopic link shrink, and then first lug this moment passes between two second lugs, and the second lug receives the spring action and then closes, and the inner ring just finishes installing, installs the inner circle bearing again according to same method, rotates outer lane bearing and inner circle bearing this moment, and this structure is of value to installing bearing fast, easy operation, and simple structure saves time, uses manpower sparingly.

Description

Needle roller bearing with replaceable wear-resisting ring

Technical Field

The utility model relates to a needle bearing, in particular to a needle bearing with a replaceable wear-resisting ring, and belongs to the technical field of needle bearings.

Background

The cylindrical roller bearing is a centripetal rolling bearing with cylindrical rollers as rolling bodies. The roller bearing is one kind of cylindrical roller bearing, the roller is thin and long, so that the roller bearing is called as a roller bearing, and the universal joint is a machine part for realizing variable-angle power transmission and is used for changing the position of a transmission axis direction.

When the traditional needle bearing is generally used, the needle bearing is complex in operation and complex in structure when being installed and detached, a large amount of time and manpower are needed to be consumed when the needle bearing is manually installed, and the needle bearing is often damaged greatly when being detached by a knocking method.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The present invention aims to solve the above problems, and an object of the present invention is to provide a needle roller bearing with a replaceable wear ring, so as to solve the problems in the prior art that the needle roller bearing is complicated in operation and complicated in structure when being mounted and dismounted, a lot of time and labor are required to be consumed when being manually mounted, and the needle roller bearing is often damaged greatly when being dismounted by a knocking method.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the needle roller bearing with the replaceable wear-resisting ring comprises an outer ring bearing, wherein two fixing assemblies are arranged in the outer ring bearing;

one of them fixed subassembly includes two first lugs, one of them first lug sliding connection is inside outer lane bearing, first lug both sides all are provided with the second lug, second lug one side fixedly connected with spring and telescopic link respectively, the spring sets up in the telescopic link outside, spring and telescopic link one end fixedly connected with montant.

Preferably, the groove and the annular groove are formed in the outer ring bearing respectively, the first protruding blocks are connected to the inner portions of the groove and the annular groove in a sliding mode, and the needle roller bearing is convenient to mount by the aid of the groove and the annular groove.

Preferably, the outer ring bearing is internally provided with a strip-shaped groove, the vertical rod is arranged in the strip-shaped groove, and the fixed block is fixedly connected to the top of the vertical rod and is provided with the vertical rod, so that the needle roller bearing is convenient to disassemble.

Preferably, the clamping groove is formed in the outer ring bearing, the vertical rod is connected with the clamping groove in a clamped mode, and the vertical rod can be limited by the clamping groove.

Preferably, a limiting groove is formed in the outer ring bearing, and the fixing component is arranged in the limiting groove.

Preferably, an inner ring is arranged inside the outer ring bearing, and the two first protruding blocks are fixedly connected to two sides of the inner ring respectively.

Preferably, an inner ring bearing is arranged inside the inner ring, and the fixing component is arranged inside the inner ring bearing.

Preferably, a square groove is formed in the inner ring, and a roller pin body is arranged in the square groove.

The utility model provides a needle roller bearing with a replaceable wear-resisting ring, which has the following beneficial effects:

1. this needle bearing with removable wear ring, first lug slides right and then can extrude the second lug and move outward, because spring and telescopic link fixed connection respectively is in second lug one side, and then the second lug moves outward and drives spring and telescopic link shrink, and then first lug passes between two second lugs this moment, the second lug receives the spring action of spring and then closes this moment, inside first lug entered into the ring channel this moment, the inner ring just finishes just installing this moment, install the inner circle bearing according to same method again, rotate outer lane bearing and inner circle bearing this moment, this structure is of value to installing needle bearing fast, and the operation is simple, moreover, the steam generator is simple in structure, and time and labor are saved.

2. This bearing with removable wear-resisting ring, draw-in groove outwards move and then can drive, and the second lug outwards moves, is promoting the montant this moment and slides in the bar inslot portion, can drive the second lug outwards motion this moment, and then can open the recess, can take out outer lane bearing and inner circle bearing according to the mode of installation this moment, and this structure is of value to and dismantles bearing, simple structure, and convenient operation saves time, uses manpower sparingly.

Drawings

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

FIG. 2 is a schematic view of a first bump structure according to the present invention;

FIG. 3 is a schematic view of the needle roller body structure of the present invention;

fig. 4 is a schematic view of the structure of the vertical rod of the present invention.

In the figure: 1. an outer ring bearing; 2. a first bump; 3. a vertical rod; 4. a spring; 5. a telescopic rod; 6. a second bump; 7. a groove; 8. a strip-shaped groove; 9. a limiting groove; 10. an annular groove; 11. a card slot; 12. an inner ring; 13. a needle roller body; 14. an inner race bearing; 15. a square groove; 16. and (5) fixing blocks.

Detailed Description

The embodiment of the utility model provides a needle bearing with a replaceable wear-resisting ring.

Referring to fig. 1, 2, 3 and 4, the bearing includes an outer ring bearing 1, and two fixing assemblies are disposed inside the outer ring bearing 1;

one of them fixed subassembly includes two

first lugs

2, 2 sliding connection of one of them first lug are inside outer lane bearing 1, 2 both sides of first lug all are provided with

second lug

6, 6 one side difference fixedly connected with spring 4 and telescopic link 5 of second lug, spring 4 sets up in the telescopic link 5 outside, spring 4 and 5 one end fixedly connected with montant 3 of telescopic link, 1 inside recess 7 and the ring channel 10 of seting up respectively of outer lane bearing, 2 equal sliding connection of first lug are inside recess 7 and

ring channel

10, 1 inside bar groove 8 of seting up of outer lane bearing, montant 3 sets up inside

bar groove

8, 3 top fixedly connected with fixed block 16 of montant, 1 inside draw-in groove 11 of outer lane bearing has been seted up, montant 3 and 11 joints of draw-in groove, 1 inside spacing groove 9 has been seted up of outer lane bearing, fixed subassembly sets up inside

spacing groove

9, 1 inside inner ring 12 that is provided with of outer lane bearing.

When the utility model is used: when the needle bearing needs to be installed, the inner ring 12 is held to move rightwards, the first lug 2 is fixedly connected to two sides of the inner ring 12, the inner ring 12 moves rightwards to drive the first lug 2 to move rightwards, the first lug 2 is connected to the inside of the groove 7 in a sliding mode, the first lug 2 slides in the groove 7, the first lug 2 and one side of the second lug 6 are cambered surfaces, the first lug 2 slides rightwards to press the second lug 6 to move outwards, the spring 4 and the telescopic rod 5 are respectively fixedly connected to one side of the second lug 6, the second lug 6 moves outwards to drive the spring 4 and the telescopic rod 5 to contract, the first lug 2 penetrates between the two second lugs 6, the second lug 6 is closed under the elastic force of the spring 4, and the first lug 2 enters the annular groove 10, at this moment, the inner ring 12 is installed, the inner ring bearing 14 is installed according to the same method, the outer ring bearing 1 and the inner ring bearing 14 are rotated at this moment, the structure is beneficial to quickly installing the needle roller bearing, the operation is simple, the structure is simple, the time is saved, and the labor is saved.

Referring to fig. 1 and 3 again, the two first protrusions 2 are respectively fixedly connected to two sides of the inner ring 12, the inner ring 12 is provided with an inner ring bearing 14, the fixing component is disposed inside the inner ring bearing 14, the inner ring 12 is provided with a square groove 15, and the square groove 15 is provided with a needle roller body 13.

When the utility model is used: when needs are dismantled needle bearing, this moment because montant 3 and draw-in groove 11 joint, and then extract draw-in groove 11, draw-in groove 11 outside motion and then can drive, the outside motion of second lug 6, promote montant 3 at the inside slip of bar groove 8 this moment, can drive the outside motion of second lug 6 this moment, and then can open recess 7, can take out outer lane bearing 1 and inner circle bearing 14 according to the mode of installation this moment, this structure is of value to and dismantles needle bearing, moreover, the steam generator is simple in structure, and convenient for operation saves time, and manpower is saved.

The working principle is as follows: the first lug 2 slides rightwards to extrude the second lug 6 to move outwards, the second lug 6 moves outwards to drive the spring 4 and the telescopic rod 5 to contract, and then the first lug 2 passes through between the two second lugs 6, the second lugs 6 are closed under the action of the elastic force of the spring 4, at the moment, the first lug 2 enters the annular groove 10, the inner ring 12 is installed completely, the inner ring bearing 14 is mounted again in the same way, while the outer ring bearing 1 and the inner ring bearing 14 are rotated, when the needle bearing needs to be disassembled, the clamping groove 11 is pulled out, the clamping groove 11 moves outwards and can be driven, the second bump 6 moves outwards, the vertical rod 3 is pushed to slide in the strip-shaped groove 8, the second bump 6 can be driven to move outwards, the groove 7 can then be opened, at which point the outer ring bearing 1 and the inner ring bearing 14 can be removed in the installed manner.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a bearing with removable wear ring, includes outer lane bearing (1), its characterized in that: two fixing components are arranged inside the outer ring bearing (1);

one of them fixed subassembly includes two first lugs (2), one of them first lug (2) sliding connection is inside outer lane bearing (1), first lug (2) both sides all are provided with second lug (6), second lug (6) one side is fixedly connected with spring (4) and telescopic link (5) respectively, spring (4) set up in the telescopic link (5) outside, spring (4) and telescopic link (5) one end fixedly connected with montant (3).

2. The needle roller bearing with replaceable wear ring of claim 1, wherein: the outer ring bearing (1) is internally provided with a groove (7) and an annular groove (10) respectively, and the first lugs (2) are connected in the groove (7) and the annular groove (10) in a sliding manner.

3. The needle roller bearing with replaceable wear ring of claim 1, wherein: a strip-shaped groove (8) is formed in the outer ring bearing (1), the vertical rod (3) is arranged in the strip-shaped groove (8), and a fixing block (16) is fixedly connected to the top of the vertical rod (3).

4. The needle roller bearing with replaceable wear ring of claim 1, wherein: the outer ring bearing (1) is internally provided with a clamping groove (11), and the vertical rod (3) is clamped with the clamping groove (11).

5. The needle roller bearing with replaceable wear ring of claim 1, wherein: the outer ring bearing (1) is internally provided with a limiting groove (9), and the fixing component is arranged in the limiting groove (9).

6. The needle roller bearing with replaceable wear ring of claim 1, wherein: an inner ring (12) is arranged inside the outer ring bearing (1), and the two first lugs (2) are fixedly connected to two sides of the inner ring (12) respectively.

7. The needle roller bearing with replaceable wear ring of claim 6, wherein: an inner ring bearing (14) is arranged inside the inner ring (12), and the fixing component is arranged inside the inner ring bearing (14).

8. The needle roller bearing with replaceable wear ring of claim 6, wherein: a square groove (15) is formed in the inner ring (12), and a roller pin body (13) is arranged in the square groove (15).