Rolling bearing retainer with micro-pits
Technical Field
The utility model belongs to the technical field of the bearing is made, more specifically says, in particular to take antifriction bearing holder in little hole.
Background
The bearing retainer is a core element in the bearing, and the service performance of the bearing retainer is related to the rotation precision, stability, reliability and service life of the bearing; the cage mainly plays the role of uniformly spacing the rolling bodies and guiding the rolling bodies to keep moving on the raceway during operation.
Based on the above, the conventional rolling bearing holder with dimples cannot play a role in keeping lubricating oil flowing inside when in use; the bearing heat dissipation can not be effectively carried out under the high-speed rotation, and the bearing retainer is easy to break due to overhigh temperature; the bearing cannot be firmly fixed on the outer side of the internal support, and the bearing is easy to fly out of the outer device.
In view of the above, the present invention provides a rolling bearing retainer with dimples, which is improved in view of the conventional structure and defects, and is expected to achieve the purpose of higher practical value.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a rolling bearing retainer with micro pits to solve the problem that the existing rolling bearing retainer with micro pits proposed in the background art can not play the effect of keeping lubricating oil flowing inside when in use; the bearing heat dissipation can not be effectively carried out under the high-speed rotation, and the bearing retainer is easy to break due to overhigh temperature; the bearing cannot be firmly fixed on the outer side of the internal support, and the bearing is easy to fly out of the outer device.
The utility model relates to a purpose and efficiency of antifriction bearing holder of taking pit is reached by following concrete technological means:
a rolling bearing retainer with micro pits comprises a mounting rack;
a top shell is fixedly arranged at the top of the mounting rack;
the clamping mechanism is fixedly arranged on the inner side of the top shell;
and the upper air inlet is formed in the top of the outer side of the mounting frame.
Further, the mounting frame is provided with a diversion trench; eight groups of mounting holes are formed in the outer side of the inner part of the mounting frame; the diversion trench is arranged on the outer side of the top and the bottom of the mounting rack and is integrally circular.
Further, the top shell is provided with an oil filling hole and a flowing groove; the oil filler point has been seted up to the top inboard of top shell, and the oil filler point runs through the inside of mounting bracket to it is cylindric wholly.
Furthermore, the flowing groove is arranged in the middle of the oil filling hole, is positioned on two sides of eight groups of mounting holes formed in the outer side of the inner portion of the mounting frame, and is integrally cylindrical.
Further, the fixture includes:
the inner clamping hole is formed in the inner side of the top shell, is of a cylindrical structure as a whole, and is provided with six groups.
Further, the clamping mechanism further comprises:
the spring rod is fixedly arranged inside the inner clamping hole;
the clamping piece is fixedly arranged on the outer side of the spring rod and is integrally made of rubber.
Further, the upper air inlet is provided with a lower air inlet and a conversion groove; the upper air inlet is formed in the top of the outer side of the mounting frame, penetrates through the mounting frame and is cylindrical as a whole; the lower air inlet is formed in the bottom of the outer side of the mounting frame, penetrates through the mounting frame and is cylindrical as a whole; the converting groove is arranged on the inner side of the mounting frame and is positioned in the middle of the upper air inlet and the lower air inlet.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. through being provided with oil filler point and flow groove and guiding gutter, for a take antifriction bearing holder of pit provides can be with the lubricating oil evenly distributed of pouring into in the function of holder inner zone, utilize oil filler point and flow groove and guiding gutter to mutually support, can realize pouring into the purpose of lubricating oil evenly distributed wherein in holder inner zone, strengthened the practicality of integrated device, be favorable to the effect that can not appear influencing the bearing rotational speed and appear wearing and tearing.
2. Through being provided with into wind gap and lower wind gap and converting tank, for a take antifriction bearing holder of dimple provide can utilize the wind circulation to the effect of holder cooling, utilize the wind gap and can cooperate the converting tank with wind to take the wind to the holder inside with lower wind gap, can realize utilizing the wind circulation to the purpose of holder cooling, can prevent that the holder fracture's effect from taking place for the holder to appear in the holder high temperature, strengthened the suitability of integrated device.
3. Through being provided with spring beam and fastener, for a take antifriction bearing holder of little hole provide can be firm fix the function in the support outside with the holder, utilize the spring beam can cooperate the fastener to fix the holder in the outside of inside support, can realize preventing that the bearing from appearing the skew or the purpose that the bearing flew out the support, strengthened the usability of integrated device, be favorable to the more strong effect of holder stability when the operation.
Drawings
Fig. 1 is a schematic top view of the present invention.
Fig. 2 is a schematic view of the structure of the present invention.
Fig. 3 is an exploded view of the overall structure of the present invention.
Fig. 4 is a schematic sectional view of the overall structure of the present invention.
Fig. 5 is an enlarged schematic view of the structure at a of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a mounting frame; 101. a diversion trench;
2. a top shell; 201. an oil filler hole; 202. a flow channel;
3. a clamping mechanism; 301. an inner clamping hole; 302. a spring lever; 303. a fastener;
4. an upper air inlet; 401. a wind inlet is arranged; 402. and (4) converting the groove.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 5:
the utility model provides a rolling bearing retainer with micro-pits, which comprises a mounting frame 1; the top of the mounting rack 1 is fixedly provided with a top shell 2; the clamping mechanism 3 is fixedly arranged on the inner side of the top shell 2; the upper air inlet 4 is formed in the top of the outer side of the mounting frame 1; the mounting frame 1 is provided with a diversion trench 101; eight groups of mounting holes are formed in the outer side of the inner part of the mounting frame 1; the outer sides of the top and the bottom of the mounting rack 1 are provided with guide grooves 101, and the whole guide groove 101 is in a circular ring shape; the top shell 2 is provided with an oil filling hole 201 and a flow groove 202; an oil filling hole 201 is formed in the inner side of the top shell 2, and the oil filling hole 201 penetrates through the inside of the mounting frame 1 and is cylindrical as a whole; the flow groove 202 is arranged in the middle of the oil filling hole 201, is positioned on two sides of eight groups of mounting holes arranged on the inner outer side of the mounting frame 1, and is cylindrical as a whole.
As shown in fig. 5, the clamping mechanism 3 includes: the inner clamping holes 301 are formed in the inner side of the top shell 2, are of cylindrical structures as a whole, and are provided with six groups; the spring rod 302, the spring rod 302 is fixedly installed inside the inner clamping hole 301; the clamping piece 303 is fixedly arranged on the outer side of the spring rod 302, and the whole clamping piece 303 is made of rubber; the clip member 303 can be firmly fixed to the outer wall of the internally installed device by the tension of the spring by providing the spring rod 302.
Wherein, as shown in fig. 3, the upper air inlet 4 is provided with a lower air inlet 401 and a transition groove 402; the upper air inlet 4 is formed in the top of the outer side of the mounting frame 1, penetrates through the mounting frame 1 and is cylindrical as a whole; the lower air inlet 401 is formed in the bottom of the outer side of the mounting frame 1, penetrates through the mounting frame 1 and is cylindrical as a whole; the conversion groove 402 is formed in the inner side of the mounting frame 1 and is positioned in the middle of the upper air inlet 4 and the lower air inlet 401; the heat generated in the holder can be converted into the external cold air by providing the conversion groove 402.
In another embodiment, the spring rod 302 can be replaced by a gas spring, which does not need to rely on external force when working, has a buffering function, and is convenient to install and maintain.
The specific use mode and function of the embodiment are as follows:
in the utility model, when in use, the bearing is arranged outside a certain rod, the spring rod 302 is inwards extruded by the stress of the clamping piece 302, the spring rod 302 elastically contracts to move the bearing to a proper position, the bearing drives the retainer to move to a proper position, and then the spring rod 302 rebounds to drive the clamping piece 302 to fix the rod body arranged in the bearing, and when the bearing rotates at a high speed, the air flow driven by the rotation of the bearing enters the conversion groove 402 in the bearing through the upper air inlet 4 or the lower air inlet 401 to cool the interior of the retainer; when the bearing prepares to oil, pour into oil filler point 201 that oil was seted up through top shell 2 top, lubricating oil trickles in the guiding gutter 101 that the mounting bracket 1 top was seted up, flows into the flowing groove 202 respectively, evenly paints oil through the rotation of inside steel ball.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.