CN211778529U

CN211778529U - High-performance plastic retainer cylindrical roller bearing

Info

Publication number: CN211778529U
Application number: CN202020080699.8U
Authority: CN
Inventors: 秦贞山; 彭飞腾; 余剑
Original assignee: Awd Bearing Corp
Current assignee: Awd Bearing Corp
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-10-27
Anticipated expiration: 2030-01-15

Abstract

The utility model discloses a high performance plastic holder cylindrical roller bearing, including the bearing inner circle, the outside rolling contact of bearing inner circle has a plurality of bearing rollers, and is a plurality of sliding contact has the carriage between the bearing roller, and is a plurality of the opposite side rolling contact of bearing roller has the bearing inner race, and is a plurality of the both ends fixedly connected with retaining ring of carriage, both ends rotate with a plurality of bearing rollers between the retaining ring and be connected, the utility model discloses a set up the holder of plastics, in the use, plastics itself will soft many for the roller, so the roller just is difficult to by the holder wearing and tearing, has prolonged the life of bearing. The retainer is formed by combining the retaining ring, the connecting rod and the sliding frame, and is rotatably connected with the roller through the rotating shaft, when the retainer is damaged and needs to be replaced, the roller can be taken down only by drawing out the rotating shaft, the retainer is replaced, and the cost for integrally replacing the bearing is reduced.

Description

High-performance plastic retainer cylindrical roller bearing

Technical Field

The utility model relates to a cylindrical roller bearing field especially relates to a high performance plastic holder cylindrical roller bearing.

Background

The rolling bodies are radial rolling bearings of cylindrical rollers. The internal structure of the cylindrical roller bearing adopts rollers which are arranged in parallel, and space retainers or spacing blocks are arranged between the rollers, so that the inclination of the rollers or the mutual friction between the rollers can be prevented, and the increase of the rotating torque is effectively prevented.

The circumferential sides of the existing cylindrical rollers are mostly and directly arranged between the inner ring and the outer ring, the isolating blocks are arranged between every two rollers or the retainer is directly arranged, the retainer is mostly made of metal materials, the rollers or the retainer are easily abraded, once the roller or the retainer is abraded, the bearing basically fails, the bearing needs to be integrally replaced at the moment, and the economic cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-performance plastic retainer cylindrical roller bearing.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a high performance plastics holder cylindrical roller bearing, includes the bearing inner race, its characterized in that: the bearing inner ring is characterized in that a plurality of bearing rollers are in rolling contact with the outer side of the bearing inner ring, a sliding frame is in sliding contact with the bearing rollers, a bearing outer ring is in rolling contact with the other side of the bearing rollers, retaining rings are fixedly connected to the two ends of the sliding frame, the retaining rings are rotatably connected with the bearing rollers, and rotating connecting positions of the retaining rings and the bearing rollers are connected with rotating shafts in an inserting mode.

As a further description of the above technical solution:

and a connecting rod is fixedly connected between the joints of the sliding frames and the retaining rings.

As a further description of the above technical solution:

the center of a plurality of bearing rollers is provided with a shaft hole, the rotating shaft is inserted into the shaft hole, and two ends of the rotating shaft are hemispheres.

As a further description of the above technical solution:

and round holes are arranged at the rotating connection parts of the retaining rings and the bearing roller at the two ends, and the size of each round hole corresponds to that of the shaft hole in the center of the bearing roller.

As a further description of the above technical solution:

the connecting rod is cross, both ends are fixed between the carriage about the connecting rod, the upper and lower both ends and the retaining ring fixed connection of connecting rod.

As a further description of the above technical solution:

the material of the retaining ring is plastic, the material of the connecting rod is plastic, the material of the sliding frame is plastic, and the retaining ring, the connecting rod and the sliding frame are combined to form the roller retainer.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up the holder of plastics, in the use, plastics itself will be soft many for the roller, so the roller just is difficult to by the holder wearing and tearing, has prolonged the life of bearing.

2. The utility model discloses a set up retaining ring, connecting rod, carriage and make up into the holder to rotate through axis of rotation and roller and be connected, when the holder damages and needs to be changed, only need take the axis of rotation out, just can take off the roller, and change the holder, reduce the cost of whole change bearing.

Drawings

Fig. 1 is an internal top view of a high-performance plastic cage cylindrical roller bearing according to the present invention;

fig. 2 is an internal front view of a high-performance plastic cage cylindrical roller bearing provided by the present invention;

fig. 3 is an expanded view of a roller of a high-performance plastic cage cylindrical roller bearing provided by the present invention;

FIG. 4 is a roller structure diagram of a high performance plastic cage cylindrical roller bearing according to the present invention;

fig. 5 is an appearance schematic diagram of the high-performance plastic cage cylindrical roller bearing provided by the present invention.

Illustration of the drawings:

1. a bearing inner race; 2. a bearing outer race; 3. a bearing roller; 4. a retaining ring; 5. a connecting rod; 6. a carriage; 7. and rotating the shaft.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: a high-performance plastic cage cylindrical roller bearing comprises a bearing inner ring 1, wherein the bearing inner ring 1 is mainly used for being connected with a shaft, a plurality of bearing rollers 3 are in rolling contact with the outer side of the bearing inner ring 1, a sliding frame 6 is in sliding contact between the bearing rollers 3 and separates the bearing rollers 3 to prevent the increase of knob torque, a bearing outer ring 2 is in rolling contact with the other side of the bearing rollers 3, the bearing outer ring 2 is mainly connected with a hole, two ends of the sliding frame 6 are fixedly connected with retaining rings 4 to fix the relative position of each bearing roller 3, meanwhile, the capability of the sliding frame 6 is increased, the two end retaining rings 4 are rotatably connected with the plurality of bearing rollers 3, and the rotating connection positions of the two end retaining rings 4 and the plurality of bearing rollers 3 are inserted and connected with the rotating shaft 7, so that the bearing rollers 3 can rotate relative to the retaining rings 4.

And connecting rods 5 are fixedly connected between the joints of the sliding frames 6 and the retaining rings 4 and are used for connecting the sliding frames 6 and the retaining rings 4 and preventing the sliding frames 6 from sliding up and down. The center of a plurality of bearing roller 3 locates to set up the shaft hole, and axis of rotation 7 inserts in the shaft hole, and the both ends of axis of rotation 7 set up to the hemisphere, and when contacting with bearing inner race 1 or bearing outer race 2, frictional force is minimum. The rotating connection part of the two-end retaining ring 4 and the bearing roller 3 is provided with a round hole, and the size of the round hole corresponds to that of a shaft hole in the center of the bearing roller 3 and is used for inserting the rotating shaft 7. The connecting rod 5 is cross-shaped, the left end and the right end of the connecting rod 5 are fixed between the sliding frames 6, and the upper end and the lower end of the connecting rod 5 are fixedly connected with the retaining ring 4. The material of retaining ring 4 is plastics, and the material of connecting rod 5 is plastics, and the material of carriage 6 is plastics, avoids bearing roller 3 to be worn and torn by the holder, and retaining ring 4, connecting rod 5, carriage 6 make up into the roller holder, convenient dismantlement.

The working principle is as follows: by arranging the plastic retainer, the plastic is much softer than the bearing roller 3 in the using process, so that the bearing roller 3 is difficult to be worn by the retainer, and the service life of the bearing is prolonged. The retainer is formed by combining the retaining ring 4, the connecting rod 5 and the sliding frame 6, and is rotatably connected with the bearing roller 3 through the rotating shaft 7, when the retainer is damaged and needs to be replaced, the bearing roller 3 can be taken down only by drawing out the rotating shaft 7, the retainer is replaced, and the cost for integrally replacing the bearing is reduced.

Claims

1. The utility model provides a high performance plastics holder cylindrical roller bearing, includes bearing inner race (1), its characterized in that: the outer side rolling contact of bearing inner circle (1) has a plurality of bearing roller (3), and is a plurality of sliding contact has carriage (6) between bearing roller (3), and is a plurality of the opposite side rolling contact of bearing roller (3) has bearing outer lane (2), and is a plurality of both ends fixedly connected with retaining ring (4) of carriage (6), both ends rotate with a plurality of bearing roller (3) between retaining ring (4) and be connected, both ends the rotation junction of retaining ring (4) and a plurality of bearing roller (3) inserts and is connected with axis of rotation (7).

2. The high performance plastic cage cylindrical roller bearing of claim 1, wherein: and connecting rods (5) are fixedly connected between the joints of the sliding frames (6) and the retaining rings (4).

3. The high performance plastic cage cylindrical roller bearing of claim 1, wherein: the center of a plurality of bearing rollers (3) is provided with a shaft hole, the rotating shaft (7) is inserted into the shaft hole, and two ends of the rotating shaft (7) are hemispheres.

4. The high performance plastic cage cylindrical roller bearing of claim 1, wherein: round holes are formed in the rotating connection positions of the retaining rings (4) and the bearing roller (3) at the two ends, and the size of each round hole corresponds to that of a shaft hole in the center of the bearing roller (3).

5. The high performance plastic cage cylindrical roller bearing of claim 2, wherein: the connecting rod (5) is in a cross shape, the left end and the right end of the connecting rod (5) are fixed between the sliding frames (6), and the upper end and the lower end of the connecting rod (5) are fixedly connected with the retaining ring (4).

6. The high performance plastic cage cylindrical roller bearing of claim 5, wherein: the material of retaining ring (4) is plastics, the material of connecting rod (5) is plastics, the material of carriage (6) is plastics, retaining ring (4), connecting rod (5), carriage (6) make up and become the roller holder.