CN216691870U - Universal joint rolling bearing - Google Patents
Universal joint rolling bearing Download PDFInfo
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- CN216691870U CN216691870U CN202220198081.0U CN202220198081U CN216691870U CN 216691870 U CN216691870 U CN 216691870U CN 202220198081 U CN202220198081 U CN 202220198081U CN 216691870 U CN216691870 U CN 216691870U
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- bearing
- ring
- sleeve
- outer ring
- universal joint
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Abstract
The utility model discloses a universal joint rolling bearing, belonging to the technical field of rolling bearings, which comprises: the bearing comprises a bearing outer ring, a bearing inner ring, six balls and a bearing outer ring, wherein the bearing inner ring is arranged in the bearing outer ring, the centers of the bearing outer ring and the bearing inner ring are the same, the six balls are movably connected between the bearing outer ring and the bearing inner ring, and the inner side wall of the bearing outer ring is provided with a cambered surface; the outer sleeve is arranged inside the bearing inner ring and is of a hollow cylinder structure; the inner sleeve, swing joint respectively is in the both sides of outer sleeve, the outside swing joint of inner sleeve has the circle of rotation, the one end symmetry swing joint of inner sleeve has two friction pads, and the activity direction of friction pad and the inner sleeve outer wall mutually perpendicular of contact, the top of friction pad is provided with the inclined plane. This universal joint antifriction bearing can make the axle do universal removal on the bearing to the inseparable degree of being connected of control shaft and bearing that can be quick, the dismouting of being convenient for.
Description
Technical Field
The utility model relates to the technical field of rolling bearings, in particular to a universal joint rolling bearing.
Background
A rolling bearing is a precise mechanical element that reduces friction loss by changing sliding friction between a running shaft and a shaft seat into rolling friction. The rolling bearing generally comprises four parts, namely an inner ring, an outer ring, a rolling body and a retainer, wherein the inner ring is used for being matched with a shaft and rotating together with the shaft; the outer ring is matched with the bearing seat to play a supporting role; the rolling bodies are uniformly distributed between the inner ring and the outer ring by virtue of the retainer, and the shape, size and number of the rolling bodies directly influence the service performance and service life of the rolling bearing; the retainer can enable the rolling bodies to be uniformly distributed and guide the rolling bodies to rotate to play a lubricating role.
But current antifriction bearing often only can carry out the rotation around the centre of a circle, and the dismouting process of bearing and axle is comparatively hard, is difficult to dismantle.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a universal joint rolling bearing, and aims to solve the technical problems that the existing rolling bearing only can rotate around the circle center, and the bearing and a shaft are difficult to disassemble due to a laborious disassembling and assembling process.
To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:
universal joint rolling bearing, it includes:
the bearing comprises a bearing outer ring, a bearing inner ring, six balls and a bearing outer ring, wherein the bearing inner ring is arranged in the bearing outer ring, the centers of the bearing outer ring and the bearing inner ring are the same, the six balls are movably connected between the bearing outer ring and the bearing inner ring, and the inner side wall of the bearing outer ring is provided with a cambered surface;
the outer sleeve is arranged inside the bearing inner ring and is of a hollow cylinder structure;
the inner sleeve, swing joint respectively is in the both sides of outer sleeve, the outside swing joint of inner sleeve has rotatory circle, the one end symmetry swing joint of inner sleeve has two friction pads, and the inner sleeve outer wall mutually perpendicular of the activity direction and the contact of friction pad, the top of friction pad is provided with the inclined plane, and keeps away from the outer sleeve higher one side on friction pad inclined plane.
As a preferable aspect of the rolling bearing of universal joint according to the present invention, wherein: the circle center of the inner side cambered surface of the bearing outer ring is the same as the volume center of the bearing outer ring, and the radius length of the inner side cambered surface of the bearing outer ring is the same as the distance from the volume center of the bearing outer ring to the inner side wall of the bearing outer ring.
As a preferable aspect of the rolling bearing of universal joint according to the present invention, wherein: the thickness of the bearing inner ring is half of that of the bearing outer ring, and the contact depth of the bearing inner ring and the ball exceeds the radius of the ball.
As a preferable aspect of the rolling bearing of universal joint according to the present invention, wherein: four buckle grooves are formed in the outer wall of the bearing outer ring at equal intervals, and the buckle grooves are of rectangular structures.
As a preferable aspect of the universal joint rolling bearing according to the present invention, wherein: the inside both ends of outer sleeve are all symmetrical to be seted up the spout, the inside swing joint of spout has the slider, and is connected with the one end outer wall of inner skleeve between two sliders of homonymy.
As a preferable aspect of the rolling bearing of universal joint according to the present invention, wherein: the outer portion of the rotating ring is provided with an anti-slip block, and anti-slip lines are arranged on the surface of the anti-slip block.
As a preferable aspect of the rolling bearing of universal joint according to the present invention, wherein: two limiting blocks are symmetrically arranged at one end of the inner sleeve.
As a preferable aspect of the rolling bearing of universal joint according to the present invention, wherein: and an anti-slip sleeve is arranged on the inner wall of one end of the inner sleeve and is made of rubber material.
The utility model has the following beneficial effects: the inner sleeve and the outer sleeve can swing in a certain range to transfer power in a universal way except rotating around the circle center through widening of the bearing outer ring and limiting of the bearing inner ring and the balls, and the position of the rotating sleeve is moved through rotating the rotating sleeve, so that the force of the friction pad pressing the shaft can be controlled, the connection strength of the shaft and the inner sleeve is controlled, and the installation is convenient;
this universal joint antifriction bearing can make the axle do universal removal on the bearing to the inseparable degree of being connected of control shaft and bearing that can be quick, the dismouting of being convenient for.
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, 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 the structures shown in the drawings without creative efforts.
FIG. 1 is a cross-sectional view of a bearing cup of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a top view of the present invention
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | Bearing |
110 | |
| 120 | Bearing |
130 | |
| 200 | |
210 | Sliding chute |
| 220 | |
300 | |
| 310 | |
311 | |
| 320 | |
330 | |
| 340 | Anti-skid block |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a universal joint rolling bearing, which can enable a shaft to move on a bearing in a universal way, can quickly control the connection tightness between the shaft and the bearing and is convenient to disassemble and assemble;
referring to figures 1-4 of the drawings,
the bearing outer ring 100 is internally provided with a bearing inner ring 120, the centers of the bearing outer ring 100 and the bearing inner ring 120 are the same, six balls 110 are connected between the bearing outer ring 100 and the bearing inner ring 120 in a sliding manner, and the inner side wall of the bearing outer ring 100 is provided with a cambered surface;
the outer sleeve 200 is welded inside the bearing inner ring 120, and the outer sleeve 200 is of a hollow cylinder structure;
the inner sleeve 300 is respectively connected to two sides of the outer sleeve 200 in a sliding manner, a rotating ring 310 is connected to the outer portion of the inner sleeve 300 in a threaded manner, two friction pads 320 are symmetrically connected to one end of the inner sleeve 300 in a sliding manner, the moving direction of the friction pads 320 is perpendicular to the outer wall of the inner sleeve 300 in contact with the friction pads, an inclined surface is arranged at the top end of each friction pad 320, and the higher side of the inclined surface of each friction pad 320 is far away from the outer sleeve 200;
the bearing outer ring 100 is used for accommodating the bearing inner ring 120 and enabling the balls 110 to rotate and swing on the inner side of the bearing outer ring 100, the balls 110 are used for enabling the bearing outer ring 100 and the bearing inner ring 120 to rotate independently, the bearing inner ring 120 is used for installing the outer sleeve 200 and enabling the outer sleeve 200 to rotate, the outer sleeve 200 is used for connecting the inner sleeve 300, the inner sleeve 300 is used for accommodating a shaft in cooperation with the outer sleeve 200, the rotating ring 310 is used for rotating on the outer side of the inner sleeve 300 and pressing the friction pad 320 to move towards the inner side of the inner sleeve 300 when moving to the outer side of the friction pad 320, and the friction pad 320 is used for pressing the shaft and preventing the shaft from separating from the inner sleeve 300;
when concrete use, through the widening of bearing inner race 100, and bearing inner race 100 inside wall is provided with the circular arc, spacing through bearing inner race 120 and ball 110 for inner skleeve 300 and outer sleeve 200 are except rotating round the centre of a circle department, can also carry out the swing of certain range, carry out universal transmission power, and through rotatory swivel sleeve, remove the position of swivel sleeve, can control the dynamics that the axle was pushed down to friction pad 320, thereby the joint strength of control shaft and inner skleeve 300, be convenient for install.
Referring to fig. 1-4 again, the circle center of the inner arc surface of the bearing outer ring is the same as the volume center of the bearing outer ring, and the radius length of the inner arc surface of the bearing outer ring is the same as the distance from the volume center of the bearing outer ring to the inner sidewall of the bearing outer ring, so that the offset distance of the bearing inner ring 120 is larger.
Referring to fig. 1 to 4 again, the thickness of the inner race 120 is half of the thickness of the outer race 100, and the contact depth of the inner race 120 and the balls 110 exceeds the radius of the balls 110, so that the balls 110 do not separate from the outer race 100 and the inner race 120.
Referring to fig. 1 to 4 again, four fastening grooves 130 are equidistantly formed in the outer wall of the bearing outer ring 100, the fastening grooves 130 are rectangular, and the fastening grooves 130 are used for fastening the bearing outer ring 100 and an external device.
Referring to fig. 1 to 4 again, the outer sleeve 200 has sliding grooves 210 symmetrically formed at both ends of the inner portion thereof, the sliding grooves 210 are slidably connected with sliding blocks 220, an outer wall of one end of the inner sleeve 300 is welded between the two sliding blocks 220 on the same side, the sliding grooves 210 are used for providing a sliding passage for the sliding blocks 220, and the sliding blocks 220 are used for sliding along the sliding grooves 210, so that the inner sleeve 300 can slide along the sliding grooves 210.
Referring to fig. 1 to 4 again, the outer portion of the rotating ring 310 is welded with an anti-slip block 311, the surface of the anti-slip block 311 is provided with anti-slip lines, and the anti-slip block 311 is used for facilitating screwing the rotating ring 310.
Referring to fig. 1-4 again, two limiting blocks 330 are symmetrically welded to one end of the inner sleeve 300, and the limiting blocks 330 are used to prevent the rotating ring 310 from falling off the inner sleeve 300.
Referring to fig. 1 to 4 again, an anti-slip sleeve 340 is installed on an inner wall of one end of the inner sleeve 300, and the anti-slip sleeve 340 is made of rubber material to enhance the friction force between the inner sleeve 300 and the shaft.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. Universal joint antifriction bearing, its characterized in that includes:
the bearing comprises a bearing outer ring (100), wherein a bearing inner ring (120) is arranged in the bearing outer ring (100), the centers of the bearing outer ring (100) and the bearing inner ring (120) are the same, six balls (110) are movably connected between the bearing outer ring (100) and the bearing inner ring (120), and the inner side wall of the bearing outer ring (100) is provided with a cambered surface;
the outer sleeve (200) is installed inside the bearing inner ring (120), and the outer sleeve (200) is of a hollow cylinder structure;
inner sleeve (300), swing joint respectively in the both sides of outer sleeve (200), the outside swing joint of inner sleeve (300) has rotatory circle (310), the one end symmetry swing joint of inner sleeve (300) has two friction pads (320), and the direction of motion of friction pad (320) and the inner sleeve (300) outer wall mutually perpendicular of contact, the top of friction pad (320) is provided with the inclined plane, and the higher one side on friction pad (320) inclined plane keeps away from outer sleeve (200).
2. The rolling bearing with the universal joint as claimed in claim 1, wherein the center of the arc surface inside the bearing outer ring (100) is the same as the volume center of the bearing outer ring (100), and the radius length of the arc surface inside the bearing outer ring (100) is the same as the distance from the volume center of the bearing outer ring (100) to the inner side wall of the bearing outer ring (100).
3. Rolling bearing with universal joint according to claim 1, characterized in that the thickness of the inner bearing ring (120) is half the thickness of the outer bearing ring (100), the depth of contact of the inner bearing ring (120) with the balls (110) exceeding the radius of the balls (110).
4. The rolling bearing with the universal joint as claimed in claim 1, wherein four fastening grooves (130) are equidistantly formed in the outer wall of the bearing outer ring (100), and the fastening grooves (130) are rectangular in structure.
5. The rolling bearing with the universal joint according to claim 1, wherein sliding grooves (210) are symmetrically formed in both ends of the inner portion of the outer sleeve (200), sliding blocks (220) are movably connected to the inner portion of the sliding grooves (210), and an outer wall of one end of the inner sleeve (300) is connected between the two sliding blocks (220) on the same side.
6. The rolling bearing with the universal joint according to claim 1, wherein an anti-slip block (311) is mounted on the outer portion of the rotating ring (310), and anti-slip lines are formed on the surface of the anti-slip block (311).
7. Rolling bearing with universal joint according to claim 1, characterized in that two limit blocks (330) are symmetrically mounted at one end of the inner sleeve (300).
8. Rolling bearing with universal joint according to claim 1, characterized in that an anti-slip sleeve (340) is mounted on the inner wall of one end of the inner sleeve (300), the anti-slip sleeve (340) being made of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220198081.0U CN216691870U (en) | 2022-01-21 | 2022-01-21 | Universal joint rolling bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220198081.0U CN216691870U (en) | 2022-01-21 | 2022-01-21 | Universal joint rolling bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216691870U true CN216691870U (en) | 2022-06-07 |
Family
ID=81823711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220198081.0U Active CN216691870U (en) | 2022-01-21 | 2022-01-21 | Universal joint rolling bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216691870U (en) |
-
2022
- 2022-01-21 CN CN202220198081.0U patent/CN216691870U/en active Active
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