CN215567340U

CN215567340U - Split type retainer for deep groove ball bearing

Info

Publication number: CN215567340U
Application number: CN202121483393.8U
Authority: CN
Inventors: 白雪峰; 徐家良
Original assignee: Wenzhou Mute Automobile Bearing Co ltd; Shanghai C&U Group Co Ltd; C&U Co Ltd
Current assignee: Wenzhou Mute Automobile Bearing Co ltd; Shanghai C&U Group Co Ltd; C&U Co Ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-01-18
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a split type retainer for a deep groove ball bearing, which comprises a retainer body, wherein two sub-retainer bodies are separately arranged on the retainer body, pocket grooves are arranged on the sub-retainer bodies at intervals, the pocket grooves on the two sub-retainer bodies are correspondingly combined to form pocket holes, a connecting table is formed between the sub-retainer bodies and the pocket grooves, an insertion groove is formed in the side wall of the connecting table of one sub-retainer body, a bulge block is formed in the insertion groove, an insertion block is arranged on the connecting table of the other sub-retainer body at a position corresponding to the insertion groove, a clamping block is formed at the end part of the insertion block, and the clamping block is clamped between the bulge block and the bottom surface of the insertion groove. The novel steel wire rope winding machine is simple in structure, convenient and fast in overall structure installation, high in stability and capable of effectively improving the using effect and the production and machining efficiency of the overall structure.

Description

Split type retainer for deep groove ball bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a split type retainer for a deep groove ball bearing.

Background

Because the driving motor of the new energy automobile replaces the engine of the traditional fuel automobile, the driving motor becomes a key part of the new energy automobile, and the driving motor usually requires the following parts compared with the conventional motor: the motor has the advantages of large instantaneous power, strong overload capacity and large speed change range, and can adapt to frequent starting, stopping, accelerating and decelerating, and low-speed climbing requires high torque and low torque during high-speed running. Due to these characteristics of the driving motor, the performance requirements of the driving motor bearing are higher than those of a general bearing, and the driving motor bearing is required to have the performances of high speed performance, quick speed change performance, low torque, low noise, low temperature rise, long service life and the like. In order to meet the rapid acceleration characteristic of a new energy automobile, a deep groove ball bearing with high rotating speed performance is often matched in a driving motor. Deep groove ball bearings are provided with a cage which is assembled between the inner and outer raceways, the cage typically having an annular body structure and ball pockets evenly distributed along the circumference. The ball pocket hole generally employs a concave spherical surface similar to the rolling elements of the ball bearing and having a slightly larger radius of curvature, and opens on the inner diameter surface and the outer diameter surface of the cage main body, respectively. But in the use, under the high-speed operating mode of rapid acceleration or rapid deceleration, produce higher temperature rise easily for the schizolysis appears in the holder, and the holder produces the impact fracture easily in pocket hole or other positions, reduces the holistic life of holder, and current holder equipment production is inconvenient simultaneously, is unfavorable for improving production machining efficiency.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the split type retainer for the deep groove ball bearing, which is simple in structure, convenient and fast in overall structure installation, higher in stability and capable of effectively improving the using effect and the production and processing efficiency of the overall structure.

In order to achieve the purpose, the utility model provides a split type retainer for a deep groove ball bearing, which comprises a retainer body, wherein two sub-retainer bodies are separately arranged on the retainer body, pocket grooves are arranged on the sub-retainer bodies at intervals, the pocket grooves on the two sub-retainer bodies are correspondingly combined to form pocket holes, a connecting table is formed between the sub-retainer bodies and the pocket grooves, an insertion groove is formed in the side wall of one sub-retainer body connecting table, a bulge block is formed in the insertion groove, an insertion block is arranged on the other sub-retainer body connecting table corresponding to the insertion groove, a clamping block is formed at the end part of the insertion block, and the clamping block is clamped between the bulge block and the bottom surface of the insertion groove.

The beneficial effect who so sets up is: set up like this, the holder adopts this kind of structure, can divide the shape from top to bottom to divide the support body, the installation through dividing the support body can be convenient for the steel ball is placed, and two divide the support body to be through inserting the grafting cooperation of piece and insertion groove, insert simultaneously on the piece joint piece can offset with the piece that rises, avoid both pine to take off, simple structure, connect convenient high efficiency, while simple structure, as preferred material, divide the support body to use the material of moulding plastics, be PA66 and glass fiber usually, PA46 adds glass fiber, PEEK adds materials such as glass fiber, guarantee the intensity of holder, the while structure quality is lighter, be convenient for maintain the stability of bearing, improve the result of use.

As a further arrangement of the utility model, the bulge block is arranged close to the insertion opening of the insertion groove, and the contact surface of the bulge block and the clamping block is arranged in an arc surface.

The beneficial effect who so sets up is: set up like this for the joint of joint piece is more smooth and easy, improves the smoothness nature of installation production, improves production machining efficiency.

As a further arrangement of the utility model, the contact surface of the clamping block and the bulge block is arranged in an inclined plane.

As a further arrangement of the utility model, positioning pieces are formed on two sides of the insertion block, the positioning pieces are elastically arranged, and the insertion groove is provided with an accommodating groove corresponding to the position of the positioning pieces.

The beneficial effect who so sets up is: set up like this, can be so that two connections that divide the support body are more inseparable, and difficult emergence pine takes off, simultaneously through the spacer, when receiving the power of ordering about two branch support body separations, the spacer can provide reaction force, avoids the schizolysis, improves overall structure's stability.

As a further arrangement of the utility model, the insertion groove is communicated with the pocket groove through a containing groove, and the containing groove is internally provided with oil storage cotton.

The beneficial effect who so sets up is: set up like this, because insertion groove and pocket groove intercommunication are provided with the oil storage cotton in the storage tank simultaneously, after the installation of the component support body of accomplishing, insert the spacer card of piece both sides and can block into in the storage tank, contradict the oil storage cotton simultaneously, contradict the oil storage cotton on the steel ball for the lubricated fluid of oil storage cotton storage can the coating on the steel ball, thereby play the lubricated cooling to the steel ball, thereby effectively prolong overall structure's life.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a sub-frame body according to an embodiment of the present invention;

fig. 3 is a schematic structural view of another dispenser body according to an embodiment of the present invention.

Detailed Description

The embodiment of the split cage for the deep groove ball bearing of the utility model is shown in fig. 1 to 3: including the support body, support body components of a whole that can function independently sets up and is formed with two branch support bodies 1, divide support body 1 to go up the interval and be provided with pocket groove 11, the pocket groove 11 on the two branch support bodies 1 corresponds the combination and forms the pocket hole, divide support body 1 to go up and be formed with between pocket groove 11 and be connected platform 12, one of them divides support body 1 to connect and set up insertion groove 13 on the 12 lateral walls of platform, be formed with the swelling piece 131 in the insertion groove 13, another divides support body 1 to connect and is provided with to insert piece 2 in the platform 12 corresponding insertion groove 13 position, it is formed with joint piece 21 to insert 2 tip of piece, joint piece 21 blocks and establishes between swelling piece 131 and insertion groove 13 bottom surfaces. The beneficial effect who so sets up is: set up like this, the holder adopts this kind of structure, can divide shape component support body 1 from top to bottom, the installation through the steel ball that can be convenient for of sub-support body 1 is placed, and two sub-support body 1 are through inserting the grafting cooperation of piece 2 with insertion groove 13, insert simultaneously on the piece 2 joint piece 21 can offset with hump piece 131, avoid both pine to take off, simple structure simultaneously, connect convenient high efficiency, and simple structure is simultaneously, as preferred material, sub-support body 1 uses the material of moulding plastics, be PA66 usually and add glass fiber, PA46 adds glass fiber, PEEK adds materials such as glass fiber, guarantee the intensity of holder, the while quality of structure is lighter, be convenient for maintain the stability of bearing, improve the result of use.

As a further arrangement of the present invention, the bulge block 131 is disposed near the insertion opening of the insertion slot 13, and the contact surface between the bulge block 131 and the clamping block 21 is an arc surface. The beneficial effect who so sets up is: set up like this for joint block 21's joint is more smooth and easy, improves the smoothness nature of installation production, improves production machining efficiency.

As a further arrangement of the present invention, the contact surface between the clamping block 21 and the bump 131 is inclined. The beneficial effect who so sets up is: set up like this for joint block 21's joint is more smooth and easy, improves the smoothness nature of installation production, improves production machining efficiency.

As a further arrangement of the present invention, positioning pieces 22 are formed on two sides of the insertion block 2, the positioning pieces 22 are elastically arranged, and the insertion groove 13 is provided with an accommodating groove 14 at a position corresponding to the positioning pieces 22. The beneficial effect who so sets up is: set up like this, can so that two connection of dividing support body 1 are more inseparable, and difficult emergence pine takes off, simultaneously through spacer 22, when receiving the power of ordering about two 1 separations of branch support body, spacer 22 can provide reaction force, avoids the schizolysis, improves overall structure's stability.

As a further arrangement of the utility model, the insertion groove 13 is communicated with the pocket groove 11 through an accommodating groove 14, and the accommodating groove 14 is provided with oil storage cotton. The beneficial effect who so sets up is: set up like this, because insertion groove 13 and pocket groove 11 intercommunication are provided with the oil storage cotton in the storage tank 14 simultaneously, accomplish the installation back of component support body 1, insert the spacer 22 of piece 2 both sides and can block into in the storage tank 14, contradict the oil storage cotton simultaneously, contradict the oil storage cotton on the steel ball for the lubricated fluid of oil storage cotton storage can coat on the steel ball, thereby play the lubricated cooling to the steel ball, thereby effectively prolong overall structure's life.

The above example is only one of the preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.

Claims

1. The utility model provides a split type holder for deep groove ball bearing, includes the support body, its characterized in that: the support body components of a whole that can function independently sets up and is formed with two branch support bodies, divide the interval to be provided with the pocket groove on the support body, the pocket groove on the two branch support bodies corresponds the combination and forms the pocket hole, divide on the support body and be formed with between the pocket groove and be connected the platform, one of them divides the support body to connect and set up the insertion groove on the platform lateral wall, be formed with the piece that rises in the insertion groove, another branch support body is connected and is provided with to insert the piece corresponding to the insertion groove position on the platform, it is formed with the joint piece to insert a tip, the joint piece card is established between the piece that rises and insert the tank bottom surface.

2. The split cage for deep groove ball bearings of claim 1, wherein: the bulge block is arranged close to the insertion opening of the insertion groove, and the contact surface of the bulge block and the clamping block is arranged in an arc surface.

3. The split cage for deep groove ball bearings of claim 1 or 2, characterized in that: the contact surface of the clamping block and the bulge block is arranged in an inclined plane.

4. The split cage for deep groove ball bearings of claim 3, wherein: positioning pieces are formed on two sides of the insertion block, the positioning pieces are elastically arranged, and accommodating grooves are formed in the positions, corresponding to the positioning pieces, of the insertion grooves.

5. The split cage for deep groove ball bearings of claim 4, wherein: the insertion groove is communicated with the pocket groove through a containing groove, and oil storage cotton is arranged in the containing groove.