CN215762829U

CN215762829U - Improved bearing retainer

Info

Publication number: CN215762829U
Application number: CN202122195330.9U
Authority: CN
Inventors: 张兴强
Original assignee: Dongguan Qiangqiang Hardware Co ltd
Current assignee: Dongguan Qiangqiang Hardware Co ltd
Priority date: 2021-09-11
Filing date: 2021-09-11
Publication date: 2022-02-08
Anticipated expiration: 2031-09-11

Abstract

An improved bearing retainer relates to the technical field of bearing retainers. The contact surface of fitting with a contraceptive ring and lower ring evenly is provided with a plurality of rotor grooves, the position of the bottom surface of fitting with a contraceptive ring between two adjacent rotor grooves is equipped with the constant head tank, the top surface of fitting with a contraceptive ring is equipped with the annular groove, the annular groove bottom surface evenly is provided with a plurality of movable grooves, the movable groove is linked together through leading to the groove with the constant head tank, the position of the top surface of lower ring between two adjacent rotor grooves is equipped with the reference column, the top of reference column is provided with annular spacing groove, the reference column slides and imbeds in the constant head tank, the activity of activity inslot is provided with pushing mechanism, pushing mechanism's top is connected with ring clamp, it is provided with stop gear to lead to the inslot activity, stop gear's left end embedding is at annular spacing inslot, stop gear's right-hand member and pushing mechanism's lower extreme swing joint. When the upper ring and the lower ring are disassembled and separated, the separation operation can be completed at one time only by pressing the whole annular pressing plate, and the assembly, disassembly and assembly are more convenient and quicker.

Description

Improved bearing retainer

Technical Field

The utility model relates to the technical field of bearing retainers, in particular to an improvement of an improved bearing retainer.

Background

Bearing cages, also known as bearing retainers, refer to bearing parts that partially encase and move along all or part of the rolling elements to isolate the rolling elements and generally guide and retain them within the bearing. In the market today, the rolling elements are largely classified into ball type and roller type, and the cage is mostly formed by riveting and combining upper and lower rings by rivets, resulting in difficulty in disassembly.

The utility model discloses a patent application number is CN 201820075424.8's a novel bearing holder, it is fixed with the baffle through the upper ring, then utilize the slide bar, circle under cardboard and the sliding connection of spring button, it is rotatory to drive the cardboard through the rotation of slide bar, the cardboard passes through the sixth recess, be convenient for like this to dismantle the circle down, but this patent technology still has some weak points, operating personnel need the repetitive operation to press a plurality of spring buttons that are connected with the slide bar when dismantling, also need a plurality of slide bars of repetitive operation when installing simultaneously, dismantle with the long inefficiency of the repetitive operation time of installation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects and shortcomings of the prior art, and provides an improved bearing retainer, which can be used for separating an upper ring and a lower ring at one time only by pressing the whole annular pressing plate when the upper ring and the lower ring are separated, and is more convenient and quicker to mount, dismount and mount.

In order to achieve the purpose, the utility model adopts the following technical scheme: the ring type positioning device comprises an upper ring 1, a lower ring 2, rotor grooves 3, positioning grooves 4, movable grooves 5, a through groove 6, positioning columns 7, annular limiting grooves 8, a limiting mechanism 9, a pushing mechanism 10, an annular pressing plate 11 and an annular groove 12, wherein a plurality of rotor grooves 3 are uniformly arranged on the contact surface of the upper ring 1 and the lower ring 2, the positioning grooves 4 are arranged on the bottom surface of the upper ring 1 between two adjacent rotor grooves 3, the annular groove 12 is arranged on the top surface of the upper ring 1, the annular pressing plate 11 is arranged in the annular groove 12, a plurality of movable grooves 5 are uniformly arranged on the bottom surface of the annular groove 12, the movable grooves 5 are communicated with the positioning grooves 4 through the through groove 6, the positioning columns 7 are arranged on the top surface of the lower ring 2 between two adjacent rotor grooves 3, the annular limiting grooves 8 are arranged at the top ends of the positioning columns 7, the positioning columns 7 are slidably embedded into the positioning grooves 4, the pushing mechanism 10 is movably arranged in the movable grooves 5, the top end of the pushing mechanism 10 is connected with an annular pressing plate 11, a limiting mechanism 9 is movably arranged in the through groove 6, the left end of the limiting mechanism 9 is embedded into an annular limiting groove 8, and the right end of the limiting mechanism 9 is movably connected with the lower end of the pushing mechanism 10.

Further, stop gear 9 contains baffle 91, spacing post 92, first fender ring 93, second fender ring 94, first spring 95, baffle 91 fixed mounting is at the middle part that leads to groove 6, spacing post runs through baffle 91, the left end of spacing post 92 is provided with first fender ring 93, and the right-hand member of spacing post 92 is provided with second fender ring 94, the one end of first spring 95 is connected with baffle 91, and the other end of first spring 95 and second fender ring 94 are to being connected.

Furthermore, the end faces of the left end and the right end of the limiting column 92 are hemispherical cambered surfaces. The hemispherical cambered surface facilitates the left end of the limiting column 91 to be embedded into the annular limiting groove 8, and facilitates the right end of the limiting column 91 to slide on the inclined surface 102 of the conical block.

Further, the pushing mechanism 10 includes a pushing rod 101, a conical block 102 and a second spring 103, the top end of the pushing rod 101 is fixedly connected with the annular pressing plate 11, the bottom end of the pushing rod 101 is fixedly connected with the conical tip of the conical block 102, the second spring 103 is sleeved on the upper end of the pushing rod 101, the upper end of the second spring 103 is connected with the annular pressing plate 11, and the lower end of the second spring 103 is connected with the top end peripheral surface of the movable groove 5.

The working principle of the utility model is as follows: when the upper ring 1 and the lower ring 2 are disassembled, the annular pressing plate 11 compresses the second spring 103 by pressing the annular pressing plate 11, meanwhile, the annular pressing plate 11 pushes the pushing rod 101 to move downwards, so that the conical block 102 moves downwards, the limiting column 92 in the limiting mechanism 9 moves rightwards under the pushing of the compressed first spring 95 in the downward moving process of the conical block 102, when the end face of the right end of the limiting column 92 moves to the conical tip position of the conical block 102, the left end of the limiting column 92 leaves the annular limiting groove 8 at the top end of the positioning column 7, at the moment, the lower ring 2 can be pulled downwards, so that the positioning column 7 is separated from the positioning groove 4, and further, the upper ring 1 is separated from the lower ring 2; when the upper ring 1 and the lower ring 2 are combined, a plurality of positioning columns 7 on the lower ring 2 are embedded into the positioning grooves 4, simultaneously, the annular pressing plate 11 is pressed, the annular pressing plate 11 compresses the second spring 103, simultaneously, the annular pressing plate 11 pushes the push rod 101 to move downwards, so that the conical block 102 moves downwards, the stopper pin 92 in the stopper mechanism 9 moves rightward under the urging of the compressed first spring 95 during downward movement of the tapered block 102, when the right end face of the limiting column 92 moves to the conical tip position of the conical block 102, the left end of the limiting column 92 is completely retracted into the through groove 6, the positioning column 7 can be completely embedded into the positioning groove 4, the annular pressing plate 11 is loosened at the moment, the second spring 103 pushes the push rod 101 and the conical block 102 to move upwards until the push rod returns to the original position, the limiting column 92 in the limiting mechanism 9 is embedded into the annular limiting groove 8, and the fixed connection of the upper ring 1 and the lower ring 2 is completed.

After the technical scheme is adopted, the utility model has the beneficial effects that: only need press whole annular pressure plate when dismantling separation and fitting with a contraceptive ring and lower ring, the separation operation that can once accomplish, the installation is dismantled and is installed convenient and fast more.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of a portion of the front view internal structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an enlarged schematic view of B in fig. 3.

Description of reference numerals: the upper ring 1, the lower ring 2, the rotor groove 3, the positioning groove 4, the movable groove 5, the through groove 6, the positioning column 7, the annular limiting groove 8, the limiting mechanism 9, the baffle plate 91, the limiting column 92, the first baffle ring 93, the second baffle ring 94, the first spring 95, the pushing mechanism 10, the push rod 101, the conical block 102, the second spring 103, the annular pressing plate 11 and the annular groove 12.

Detailed Description

Referring to fig. 1 to 4, the technical solution adopted by the present embodiment is: the ring type positioning device comprises an upper ring 1, a lower ring 2, rotor grooves 3, positioning grooves 4, movable grooves 5, a through groove 6, positioning columns 7, annular limiting grooves 8, a limiting mechanism 9, a pushing mechanism 10, an annular pressing plate 11 and an annular groove 12, wherein a plurality of rotor grooves 3 are uniformly arranged on the contact surface of the upper ring 1 and the lower ring 2, the positioning grooves 4 are arranged on the bottom surface of the upper ring 1 between two adjacent rotor grooves 3, the annular groove 12 is arranged on the top surface of the upper ring 1, the annular pressing plate 11 is arranged in the annular groove 12, a plurality of movable grooves 5 are uniformly arranged on the bottom surface of the annular groove 12, the movable grooves 5 are communicated with the positioning grooves 4 through the through groove 6, the positioning columns 7 are arranged on the top surface of the lower ring 2 between two adjacent rotor grooves 3, the annular limiting grooves 8 are arranged at the top ends of the positioning columns 7, the positioning columns 7 are slidably embedded into the positioning grooves 4, the pushing mechanism 10 is movably arranged in the movable grooves 5, the top end of the pushing mechanism 10 is connected with an annular pressing plate 11, a limiting mechanism 9 is movably arranged in the through groove 6, the left end of the limiting mechanism 9 is embedded into an annular limiting groove 8, and the right end of the limiting mechanism 9 is movably connected with the lower end of the pushing mechanism 10.

Preferably, the limiting mechanism 9 includes a baffle 91, a limiting post 92, a first baffle ring 93, a second baffle ring 94 and a first spring 95, the baffle 91 is fixedly mounted at the middle of the through groove 6, the limiting post penetrates through the baffle 91, the first baffle ring 93 is arranged at the left end of the limiting post 92, the second baffle ring 94 is arranged at the right end of the limiting post 92, one end of the first spring 95 is connected with the baffle 91, and the other end of the first spring 95 is connected with the second baffle ring 94.

Preferably, the end faces of the left end and the right end of the limiting column 92 are hemispherical cambered surfaces, the hemispherical cambered surfaces facilitate the left end of the limiting column 91 to be embedded into the annular limiting groove 8, and facilitate the right end of the limiting column 91 to slide on the inclined surface 102 of the conical block.

Preferably, the pushing mechanism 10 includes a pushing rod 101, a conical block 102 and a second spring 103, the top end of the pushing rod 101 is fixedly connected to the annular pressing plate 11, the bottom end of the pushing rod 101 is fixedly connected to the conical tip of the conical block 102, the second spring 103 is sleeved on the upper end of the pushing rod 101, the upper end of the second spring 103 is connected to the annular pressing plate 11, and the lower end of the second spring 103 is connected to the top peripheral surface of the movable groove 5.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. An improved bearing retainer, characterized in that: the novel upper ring structure comprises an upper ring (1), a lower ring (2), rotor grooves (3), positioning grooves (4), movable grooves (5), through grooves (6), positioning columns (7), annular limiting grooves (8), limiting mechanisms (9), pushing mechanisms (10), annular pressing plates (11) and annular grooves (12), wherein a plurality of rotor grooves (3) are uniformly arranged on the contact surface of the upper ring (1) and the lower ring (2), the positioning grooves (4) are arranged on the bottom surface of the upper ring (1) between two adjacent rotor grooves (3), the annular grooves (12) are arranged on the top surface of the upper ring (1), the annular pressing plates (11) are arranged in the annular grooves (12), a plurality of movable grooves (5) are uniformly arranged on the bottom surface of the annular grooves (12), the movable grooves (5) are communicated with the positioning grooves (4) through the through grooves (6), the positioning columns (7) are arranged on the top surface of the lower ring (2) between two adjacent rotor grooves (3), the top of reference column (7) is provided with annular spacing groove (8), and reference column (7) slide and imbed in constant head tank (4), activity groove (5) internalization is provided with pushing mechanism (10), the top of pushing mechanism (10) is connected with annular clamp plate (11), it is provided with stop gear (9) to lead to groove (6) internalization, and the left end embedding of stop gear (9) is in annular spacing groove (8), the right-hand member of stop gear (9) and the lower extreme swing joint of pushing mechanism (10).

2. An improved bearing retainer according to claim 1, wherein: stop gear (9) contain baffle (91), spacing post (92), first fender ring (93), second fender ring (94), first spring (95), baffle (91) fixed mounting is at the middle part that leads to groove (6), spacing post runs through baffle (91), the left end of spacing post (92) is provided with first fender ring (93), and the right-hand member of spacing post (92) is provided with second fender ring (94), the one end of first spring (95) is connected with baffle (91), and the other end and the second of first spring (95) keep off ring (94) and are connected.

3. An improved bearing retainer according to claim 2, wherein: the end faces of the left end and the right end of the limiting column (92) are hemispherical cambered surfaces.

4. An improved bearing retainer according to claim 1, wherein: pushing mechanism (10) contain catch bar (101), toper piece (102), second spring (103), the top and annular clamp plate (11) fixed connection of catch bar (101), the bottom of catch bar (101) and the awl point fixed connection of toper piece (102), second spring (103) cover is established and is connected with annular clamp plate (11) in the upper end of catch bar (101) and the upper end of second spring (103), and the lower extreme of second spring (103) is connected with the top peripheral surface of activity groove (5).