CN212509217U

CN212509217U - Ball bearing capable of swinging and rotating

Info

Publication number: CN212509217U
Application number: CN202022076517.2U
Authority: CN
Inventors: 王晓明; 金卫卫; 高传光
Original assignee: Luoyang Heshuo Bearing Technology Co ltd
Current assignee: Luoyang Heshuo Bearing Technology Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-02-09
Anticipated expiration: 2030-09-21

Abstract

A ball bearing capable of swinging and rotating relates to a ball bearing, wherein an outer ring (4) is sleeved outside an inner ring (9), a small part of balls (6) with the same number as that of ball sockets (8) are respectively arranged in the ball sockets (8), outer edges formed after a plurality of balls (6) are arranged in the ball sockets (8) are respectively contacted with the inner wall (5) of the outer ring, two baffle rings (1) are respectively arranged at two ends of the outer ring (4), and end parts of two pressing rings (13) respectively abut against two ends of the inner ring (9); the utility model discloses a set the inner sphere structure with the outer lane inner wall, set up a plurality of ball sockets at the inner lane outer wall, set up the ball between ball socket and outer lane inner wall, the ball can be simultaneously along the axial and the radial roll of outer lane on the outer lane inner wall, makes the inner circle can swing rotatory in the outer lane, and setting up of two fender rings has played the function that inner circle and outer lane possessed automatic deviation rectification when alone or the common rotation, has realized the utility model discloses the purpose of even running under high-speed rotatory operating mode.

Description

Ball bearing capable of swinging and rotating

Technical Field

The utility model relates to a ball bearing especially relates to a ball bearing that can swing rotation.

Background

The bearing is an important part in the modern mechanical equipment, and has the main functions of supporting the mechanical rotating body, reducing the friction coefficient in the movement process of the mechanical rotating body and ensuring the rotation precision of the mechanical rotating body; the ball bearing is one of rolling bearings, spherical alloy steel balls are arranged between an inner steel ring and an outer steel ring, friction force in the power transmission process is reduced and the transmission efficiency of mechanical power is improved in a rolling mode, the ball bearing cannot bear larger heavy load, the ball bearing is common in light industrial machinery, and the ball bearing is generally used in low-load mechanical transmission equipment; the traditional ball bearing requires that the inner ring and the outer ring can operate under the coaxial condition, the structure of the ball bearing does not allow the inner ring and the outer ring to deflect, but the ball bearing needs to be used under the special working condition to stably operate under the condition that the inner ring and the outer ring deflect.

Disclosure of Invention

In order to overcome not enough among the background art, the utility model discloses a ball bearing that can swing rotatory, through setting the inner sphere structure to with the outer lane inner wall, set up a plurality of ball sockets at the inner circle outer wall, set up the ball between ball socket and outer lane inner wall, the ball can be simultaneously along the axial of outer lane and radial roll on the outer lane inner wall, makes the inner circle swing rotatory in the outer lane, and setting up of two fender rings has played the function that possesses automatic deviation rectification when inner circle and outer lane alone or rotate jointly, has realized the utility model discloses even running's purpose under high-speed rotatory operating mode.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a ball bearing that can swing rotation, including keeping off the ring, the outer lane, ball and inner circle, the outer lane inner wall of outer lane is interior sphere structure, inner circle outer wall middle part interval at the inner circle of inner circle is equipped with a plurality of ball sockets, central point at the inner circle is equipped with the through-hole, central point at the fender ring is equipped with the annular ring, the outside of annular ring one end is along with the one end rigid coupling of spring, be equipped with the clamping ring at the other end of spring, tip at the clamping ring is equipped with the external conical surface, keep off the ring, spring and clamping ring are coaxial setting, the outer lane cover is outside at the inner circle, the ball socket is arranged in to the same quantity of ball difference subtleties respectively in with the ball socket, the outer fringe that a plurality of ball sockets formed after arranging in respectively contacts with the outer lane inner wall, the fender ring is two, two keep off the ring and arrange the both.

The ball bearing capable of swinging and rotating is characterized in that screw holes are formed in the end faces of two ends of the outer ring in a surrounding mode respectively, through holes are formed in the two baffle rings corresponding to the screw holes respectively, the screw penetrates through the through holes and then is in threaded connection with the screw holes, and a nut arranged on the screw is arranged in a neck expanding portion formed in one end of the through hole.

The inclination angle between the axis of the inner ring and the axis of the outer ring of the ball bearing capable of swinging and rotating ranges from 0 degree to 15 degrees.

The ball bearing capable of swinging and rotating is characterized in that the diameter of the pressing ring is larger than that of the through hole and smaller than that of the annular hole.

The ball bearing capable of swinging and rotating is in clearance fit with the ball socket.

The ball bearing capable of swinging and rotating is characterized in that the balls are in sliding connection with the inner wall of the outer ring.

The outer diameter of the inner ring of the ball bearing capable of swinging and rotating is smaller than the diameter of the hole of the outer ring.

The outer diameter of the pressing ring is smaller than the diameter of the hole of the outer ring.

Since the technical scheme is used, the utility model discloses following beneficial effect has:

the utility model discloses a ball bearing that can swing rotatory, through setting the inner wall of the outer lane to interior spherical structure, set up a plurality of ball sockets at the inner wall of the inner lane, set up the ball between ball socket and inner wall of the outer lane, the ball can roll along the axial and radial of the outer lane simultaneously on the inner wall of the outer lane, make the inner circle swing rotatory in the outer lane, the setting of two fender rings has played the function that has automatic deviation rectification when inner circle and outer lane rotate alone or jointly, realized the utility model discloses the purpose of steady operation under the operating mode of high-speed rotation; the utility model relates to a uniqueness, principle science, reliable and stable, durability are strong, have very big market spreading value.

Drawings

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

FIG. 2 is a schematic structural view of the outer ring of the present invention;

FIG. 3 is a schematic structural view of the inner ring of the present invention;

FIG. 4 is a schematic view of the structure of the present invention showing the cooperation between the retainer ring and the pressing ring;

fig. 5 is a schematic structural view of the pressing ring of the present invention;

fig. 6 is a schematic structural view of the present invention in use.

In the figure: 1. a baffle ring; 2. a screw; 3. expanding the neck; 4. an outer ring; 5. the inner wall of the outer ring; 6. a ball bearing; 7. the outer wall of the inner ring; 8. a ball socket; 9. an inner ring; 10. annular ring; 11. a spring; 12. a through hole; 13. pressing a ring; 14. a screw hole; 15. perforating; 16. an outer conical surface; 17. a rotating shaft.

Detailed Description

The present invention will be explained in more detail by the following examples, which are not intended to limit the invention, and the purpose of disclosing the invention is to protect all the changes and improvements that come within the scope of the invention;

the ball bearing capable of swinging and rotating described with reference to fig. 1-5 comprises a baffle ring 1, an outer ring 4, balls 6 and an inner ring 9, wherein an inner wall 5 of the outer ring 4 is of an inner spherical surface structure, a plurality of ball sockets 8 are arranged at intervals in the middle of an outer wall 7 of the inner ring 9, a through hole 12 is arranged in the center of the inner ring 9, a ring hole 10 is arranged in the center of the baffle ring 1, the outer edge of one end of the ring hole 10 is fixedly connected with one end of a spring 11, a pressing ring 13 is arranged at the other end of the spring 11, an outer conical surface 16 is arranged at the end of the pressing ring 13, the baffle ring 1, the spring 11 and the pressing ring 13 are coaxially arranged, the outer ring 4 is sleeved outside the inner ring 9, the outer diameter of the inner ring 9 is smaller than the diameter of an orifice of the outer ring 4, a small number of balls 6 which are the same as the number of the ball sockets 8 are respectively arranged in the ball, the ball 6 and the outer ring inner wall 5 are connected in a sliding mode, the range of the inclination angle between the axis of the inner ring 9 and the axis of the outer ring 4 is 0-15 degrees, the number of the baffle rings 1 is two, the two baffle rings 1 are respectively arranged at two ends of the outer ring 4, the end portions of the two pressing rings 13 respectively abut against two ends of the inner ring 9, the outer diameter of each pressing ring 13 is smaller than the diameter of an orifice of the outer ring 4, the aperture of each pressing ring 13 is larger than the diameter of the through hole 12 and smaller than the diameter of the ring hole 10, the diameter of the ring hole 10 is larger than the diameter of the through hole 12, screw holes 14 are respectively arranged on the end faces of two ends of the outer ring 4 in a surrounding mode, through holes 15 are respectively arranged on the two baffle rings 1 corresponding to the screw holes 14, the screw 2 is in threaded.

When the ball bearing capable of swinging and rotating is implemented, in combination with the attached drawing 6, proper bearing oil is respectively coated in a plurality of ball sockets 8, an outer ring 4 is sleeved outside an inner ring 9, the axis of the inner ring 9 is vertical to the axis of the outer ring 4, the inner ring 9 is slowly rotated, the balls 6 with the same quantity as the ball sockets 8 are sequentially arranged in the ball sockets 8, the inner ring 9 is rotated to enable the inner ring 9 and the outer ring 4 to be coaxial, because the inner wall 5 of the outer ring 4 is a continuous and smooth inner spherical surface, the balls 6 can continuously and smoothly slide transversely, longitudinally or obliquely on the inner wall 5 of the outer ring by taking the boundary of the inner wall 5 of the outer ring as a limit, the pressing rings 13 respectively arranged on two baffle rings 1 pass through two orifices of the outer ring 4 and then abut against two end surfaces of the inner ring 9, because the end parts of the two pressing rings 13 are respectively provided with the outer conical surfaces 16, the contact areas of the two pressing rings 13 and, the design of the utility model can realize that the inner ring 9 rotates in the outer ring 4 according to the coaxial mode of the axle center of the inner ring 9 and the axle center of the outer ring 4, or the inner ring 9 rotates independently or together rotates according to the mode of any fixed angle between the axle center of the inner ring 9 and the axle center of the outer ring 4 and is in 0-15 degrees, or the axle center of the inner ring 9 and the axle center of the outer ring 4 are in 0-15 degrees inclined swinging rotation, the arrangement of the two springs 11 has the function of stabilizing the rotation when the inner ring 9 and the outer ring 4 are coaxial, or has the function of resetting when the inner ring 9 and the outer ring 4 are coaxial after different axial rotations, realize the utility model discloses steady operation's purpose under the operating mode of high-speed rotation.

The part of the utility model not detailed is prior art.

Claims

1. A ball bearing capable of swinging and rotating is characterized in that: the ball retaining ring comprises a retaining ring (1), an outer ring (4), balls (6) and an inner ring (9), wherein the inner wall (5) of the outer ring (4) is of an inner spherical surface structure, a plurality of ball sockets (8) are arranged in the middle of the outer wall (7) of the inner ring (9) at intervals, a through hole (12) is formed in the center of the inner ring (9), a ring hole (10) is formed in the center of the retaining ring (1), the outer edge of one end of the ring hole (10) is fixedly connected with one end of a spring (11), a pressing ring (13) is arranged at the other end of the spring (11), an outer conical surface (16) is arranged at the end part of the pressing ring (13), the retaining ring (1), the spring (11) and the pressing ring (13) are coaxially arranged, the outer ring (4) is sleeved outside the inner ring (9), a small part of the balls (6) which are the same as the number of the ball sockets (8) are respectively arranged in the ball sockets (8), and the, the number of the baffle rings (1) is two, the two baffle rings (1) are respectively arranged at two ends of the outer ring (4), the end parts of the two pressing rings (13) respectively abut against two ends of the inner ring (9), and the diameter of the annular hole (10) is larger than that of the through hole (12).

2. The swingable ball bearing according to claim 1, wherein: screw holes (14) are respectively arranged on the end faces of two ends of the outer ring (4) in a surrounding mode, through holes (15) are respectively arranged on the two baffle rings (1) corresponding to the screw holes (14), the screws (2) penetrate through the through holes (15) and then are in threaded connection with the screw holes (14), and nuts arranged on the screws (2) are arranged in the expanded necks (3) arranged at one ends of the through holes (15).

3. The swingable ball bearing according to claim 1, wherein: the inclination angle between the axis of the inner ring (9) and the axis of the outer ring (4) is in the range of 0-15 degrees.

4. The swingable ball bearing according to claim 1, wherein: the aperture of the pressing ring (13) is larger than the diameter of the through hole (12) and smaller than the diameter of the annular hole (10).

5. The swingable ball bearing according to claim 1, wherein: the ball (6) and the ball socket (8) are in clearance fit.

6. The swingable ball bearing according to claim 1, wherein: the balls (6) are connected with the inner wall (5) of the outer ring in a sliding way.

7. The swingable ball bearing according to claim 1, wherein: the outer diameter of the inner ring (9) is smaller than the diameter of the hole of the outer ring (4).

8. The swingable ball bearing according to claim 1, wherein: the outer diameter of the pressing ring (13) is smaller than the diameter of the hole of the outer ring (4).