CN214661491U

CN214661491U - Multifunctional bearing

Info

Publication number: CN214661491U
Application number: CN202120966989.7U
Authority: CN
Inventors: 周玉刚; 唐君林; 唐时霖
Original assignee: Yuyao Porter Bearing Co ltd
Current assignee: Yuyao Porter Bearing Co ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2021-11-09
Anticipated expiration: 2031-05-07

Abstract

The application relates to the field of bearings, in particular to a multifunctional bearing which comprises an inner ring, an outer ring, a retainer and a plurality of rolling bodies, wherein the outer ring is sleeved on the outer side of the inner ring, the outer ring and the inner ring are detachably connected with a locking strip together, the retainer is positioned between the inner ring and the outer ring, and the plurality of rolling bodies are connected to the retainer in a rolling manner; the coaxial synchronous rotation device has the advantages that the rotating fit between the inner ring and the outer ring is favorably met, and the coaxial synchronous rotation between the inner ring and the outer ring is favorably met according to actual conditions.

Description

Multifunctional bearing

Technical Field

The application relates to the field of bearings, in particular to a multifunctional bearing.

Background

The deep groove ball bearing is one of bearings widely applied in the field of mechanical manufacturing, and has the advantages of small friction force, high rotating speed, strong radial bearing capacity and the like.

In the related technology, the deep groove ball bearing comprises an inner ring, an outer ring, a retainer and a plurality of rolling bodies, wherein the outer ring is sleeved outside the inner ring, the retainer is positioned between the inner ring and the outer ring, and the plurality of rolling bodies are connected to the retainer in a rolling manner; in the working process of the bearing, the inner wall of the inner ring and the outer peripheral surface of the outer ring are respectively and fixedly connected with the workpiece, and the inner workpiece and the outer workpiece are in running fit through the bearing.

With respect to the related art in the above, the applicant believes that the bearing supports a rotational fit between an inner and outer workpiece, but the bearing is not easily satisfied when coaxial synchronous rotation is required between the inner and outer workpieces.

SUMMERY OF THE UTILITY MODEL

In order to help satisfying the normal running fit between interior work piece and the outer work piece, satisfy simultaneously according to actual conditions and rotate with outer coaxial synchronous between the work piece, this application provides a multifunctional bearing.

The application provides a multifunctional bearing adopts following technical scheme:

a multifunctional bearing comprises an inner ring, an outer ring, a retainer and a plurality of rolling bodies, wherein the outer ring is sleeved on the outer side of the inner ring, the retainer is positioned between the inner ring and the outer ring, and the plurality of rolling bodies are connected to the retainer in a rolling manner; the locking grooves are formed in the positions, opposite to each other, of the outer ring outer peripheral surface and the outer ring inner wall, and the same locking strip is detachably connected in the locking grooves on the inner ring and the outer ring.

By adopting the technical scheme, when the locking strip is not arranged in the locking groove, the inner ring and the outer ring are rotationally connected through the rolling body, and at the moment, the inner workpiece and the outer workpiece are rotationally matched; when the locking strip is arranged in the locking groove, the relative positions of the inner ring and the outer ring are relatively fixed through the locking strip, and the locking strip transmits torque between the inner ring and the outer ring, so that the coaxial synchronous rotation between the inner workpiece and the outer workpiece is met; to sum up, the bearing not only helps to satisfy the rotating fit between the inner workpiece and the outer workpiece, but also helps to satisfy the coaxial synchronous rotation between the inner workpiece and the outer workpiece according to actual conditions.

Optionally, the locking groove extends to the side end faces of the inner ring and the outer ring, and the locking strip is in clamping fit with the locking groove; the locking strip is fixedly connected with a locking plate, the position of the locking plate, which is right opposite to the side end face of the outer ring, is fixedly connected with a sliding rod, the position of the side end face of the outer ring, which is right opposite to the sliding rod, is provided with a sliding groove, and the sliding rod is clamped and matched with the sliding groove.

Through adopting above-mentioned technical scheme, when the locking strip is in operating condition, locking plate, slide bar and spout help increasing the closeness of being connected of locking strip and bearing, and then help reducing droing of locking strip.

Optionally, the diameter of the outer ring of the locking strip gradually increases in a direction close to the center of the locking strip.

Through adopting above-mentioned technical scheme, help increasing the structural strength of locking strip self, and then help promoting the loading capacity of locking strip, when interior work piece and outer work piece coaxial synchronous rotation, the locking strip of high strength helps more stable transmission moment of torsion.

Optionally, the locking groove is provided with an extension groove, and the extension groove extends to the side end faces of the inner ring and the outer ring; the locking strip is fixedly connected with an extension strip, and the extension strip is in clamping fit with the extension groove.

Through adopting above-mentioned technical scheme, help increasing the area of locking strip contact inner ring and outer loop, and then increased the compactness of locking strip connection inner ring and outer loop, this stability when helping further promoting the locking strip transmission moment of torsion.

Optionally, the locking strips are distributed on the end faces of the two sides of the inner ring, the locking strips on the end faces of each side of the inner ring are provided with a plurality of locking strips, and the locking strips are arranged in a circumferential array along the central axis of the inner ring.

Through adopting above-mentioned technical scheme, when the bearing is in operating condition, the regularly arranged a plurality of locking strips not only help increasing the overall structure intensity of bearing, still help keeping bearing stress balance everywhere, and then help promoting the stationarity of bearing work.

Optionally, the number of the locking plates is two, the two locking plates are respectively close to the end faces of the two sides of the inner ring, and the two locking plates are fixedly connected with the plurality of locking strips close to the two locking plates; the locking plate is disc-shaped, and a through hole for the inner workpiece to pass through is formed in the center of the locking plate.

By adopting the technical scheme, the locking plate is fixedly connected with the locking strips at the same time, so that the locking strips can be moved at one time by moving the locking plate, and the working efficiency of operators is improved; in addition, the shape design and the position distribution of the locking plate are favorable for keeping the stress balance of the bearing, and further are favorable for further improving the working stability of the bearing.

Optionally, the diameter of the through hole is larger than that of the inner ring, and the diameter of the outer ring of the locking plate is smaller than that of the outer ring.

Through adopting above-mentioned technical scheme, the size design of locking plate helps reducing self and interior work piece, the contact wear of outer work piece, and this resistance that receives when not only helping reducing operating personnel to remove the locking plate can reduce the influence of locking plate self to bearing work simultaneously.

Optionally, the locking plate is provided with a plurality of lightening holes.

Through adopting above-mentioned technical scheme, the lightening hole helps reducing the whole weight of locking plate, and then helps reducing the load that the slide bar received, improves the holistic durability of locking plate and slide bar.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the locking strip, the rotating fit between the inner workpiece and the outer workpiece is favorably met, and the coaxial synchronous rotation between the inner workpiece and the outer workpiece is favorably met according to the actual condition;

2. by arranging the locking plate, the tightness of connection between the locking strip and the bearing is increased, and the working efficiency of operators is improved;

3. through setting up the extension groove and extending the strip, stability's effect when having reached and having helped promoting the locking strip transmission moment of torsion.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is an exploded view with one locking plate hidden.

Fig. 3 is a sectional view intended to show the slide bar and the runner.

Description of reference numerals: 1. an inner ring; 11. a locking groove; 111. an extension groove; 2. an outer ring; 21. a chute; 211. fixing grooves; 212. a fastening groove; 3. a rolling body; 4. a holder; 5. a locking strip; 51. an extension bar; 6. a locking plate; 61. a through hole; 62. lightening holes; 63. a slide bar; 631. fixing the ball; 64. a handle.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a multifunctional bearing.

Referring to fig. 1 and 2, a multifunctional bearing comprises an inner ring 1, an outer ring 2, a retainer 4 and a plurality of rolling bodies 3, wherein the outer ring 2 is sleeved outside the inner ring 1, the outer ring 2 and the inner ring 1 are detachably connected with a locking strip 5 together, the retainer 4 is positioned between the inner ring 1 and the outer ring 2, and the plurality of rolling bodies 3 are connected to the retainer 4 in a rolling manner; when the locking strip 5 is separated from the inner ring 1 and the outer ring 2, the bearing is in a normal working state, and the inner ring 1 is in running fit with the outer ring 2; when the locking strip 5 connects the inner ring 1 with the outer ring 2, the bearing is in a locking state, and the inner ring 1 and the outer ring 2 rotate coaxially and synchronously.

Referring to fig. 1 and 2, locking grooves 11 are respectively formed in positions, opposite to each other, of the outer peripheral surface of the inner ring 1 and the inner wall of the outer ring 2, and the locking grooves 11 extend to side end surfaces of the inner ring 1 and the outer ring 2; a plurality of locking grooves 11 are formed in the inner ring 1 and the outer ring 2, and the locking grooves 11 are arranged along the circumference of the central axis of the inner ring 1; the locking strips 5 are provided with a plurality of locking grooves 11, each locking strip 5 corresponds to one group of locking grooves 11, the locking strips 5 are clamped with the locking grooves 11, and the relative movement direction of the locking strips 5 and the locking grooves 11 is parallel to the central axis of the inner ring 1; when the inner ring 1 and the outer ring 2 need to be connected, an operator plugs the locking strip 5 into the locking groove 11, and at the moment, the locking strip 5 transmits torque between the inner ring 1 and the outer ring 2, so that the inner ring 1 and the outer ring 2 coaxially and synchronously rotate.

Referring to fig. 2, the length direction extension line of the locking strip 5 passes through the central axis of the inner ring 1, and the outer ring diameter of the locking strip 5 is gradually increased in a direction close to the center thereof, which contributes to increasing the structural strength of the locking strip 5 itself to contribute to stable torque transmission of the locking strip 5.

Referring to fig. 2, one end of the locking strip 5, which is far away from the central axis of the inner ring 1, is fixedly connected with an extension strip 51, and the direction of the extension strip 51 is perpendicular to the length direction of the locking strip 5; an extension groove 111 is formed in the locking groove 11, the extension groove 111 extends to the side end faces of the inner ring 1 and the outer ring 2, the extension groove 111 is clamped with the extension bar 51, and the relative movement direction of the extension groove 111 and the extension bar 51 is parallel to the central axis of the inner ring 1; when the operator inserts the locking bar 5 into the locking groove 11, the extension bar 51 slides into the extension groove 111, and the tightness of the connection between the locking bar 5 and the inner ring 1 and the outer ring 2 is increased, so as to facilitate the more stable torque transmission of the locking bar 5.

Referring to fig. 1 and 2, disc-shaped locking plates 6 are arranged on the end surfaces of the inner ring 1 and the outer ring 2 at two sides, the two locking plates 6 are fixedly attached to a plurality of locking strips 5 on different end surfaces of the bearing respectively, and the two locking plates 6 are parallel to the side end surfaces of the inner ring 1 and the outer ring 2; the central axis of the locking plate 6 is superposed with the central axis of the inner ring 1, and a through hole 61 for the inner workpiece to pass through is formed in the central position of the locking plate 6; the diameter of the through hole 61 is larger than that of the inner ring 1, and the diameter of the outer ring of the locking plate 6 is smaller than that of the outer ring 2; when a plurality of locking strips 5 need to be moved, an operator applies acting force to the locking plate 6, and the locking plate 6 with special size design is not easy to contact with a workpiece.

Referring to fig. 1 and 2, a plurality of handles 64 are fixedly connected to one side of the locking plate 6 opposite to the locking strip 5, and the plurality of handles 64 are symmetrical with respect to the central axis of the locking plate 6; when it is desired to apply force to the locking plate 6, the operator can pinch the handle 64 to more conveniently move the locking plate 6.

Referring to fig. 2 and 3, a plurality of sliding grooves 21 are formed in the end surface of the outer ring 2 at a position opposite to the locking plate 6, the plurality of sliding grooves 21 are circumferentially arrayed along the central axis of the outer ring 2, and the extending direction of each sliding groove 21 is parallel to the extending direction of the outer ring 2; a slide rod 63 is fixedly connected to the surface of the locking plate 6 opposite to the sliding chute 21, the slide rod 63 is connected with the sliding chute 21 in a sliding manner, and the sliding direction of the slide rod 63 relative to the sliding chute 21 is parallel to the extending direction of the sliding chute 21; when the lock plate 6 moves, the slide bar 63 moves within the slide groove 21 to guide the movement of the lock plate 6.

Referring to fig. 2 and 3, one end of the sliding groove 21 away from the locking plate 6 is provided with a fixing groove 211, and the diameter of the fixing groove 211 is larger than that of the sliding groove 21; one end of the sliding rod 63, which is far away from the locking plate 6, is fixedly connected with a fixing ball 631, the diameter of the fixing ball 631 is larger than that of the fixing groove 211, and the fixing ball 631 is made of elastic rubber; when the sliding rod 63 completely enters the sliding slot 21, the locking bar 5 is clamped into the locking slot 11, and the fixing ball 631 in a compressed state is located in the fixing slot 211, so that the relative movement between the sliding rod 63 and the sliding slot 21 is reduced.

Referring to fig. 2 and 3, a middle groove wall of the sliding groove 21 is provided with a fastening groove 212, and the diameter of the fastening groove 212 is the same as that of the fastening groove 211; when the operator pulls the sliding rod 63 outward, the fixing ball 631 moves into the fastening groove 212, the locking bar 5 is completely separated from the locking groove 11, the operator stops applying force to the sliding rod 63, and the fixing ball 631 cooperates with the fixing groove 211 to maintain the relative position of the sliding rod 63 and the sliding groove 21.

Referring to fig. 2 and 3, a plurality of lightening holes 62 are formed in the locking plate 6, and the lightening holes 62 are circumferentially arrayed along the central axis of the locking plate 6; when the fixing balls 631 are maintained in the state of being held in the fixing grooves 211 or the fastening grooves 212, the lightening holes 62 lighten the weight of the locking plate 6, thereby lightening the lever force of the slide bars 63, reducing the burden of the slide bars 63, and contributing to maintaining the stable state of the locking plate 6.

The implementation principle of the multifunctional bearing in the embodiment of the application is as follows: when the bearing is required to be in a rotation fit state, an operator pulls the locking strip 5 out of the locking groove 11, and at the moment, the inner ring 1 is in rotation fit with the outer ring 2; when the bearing is required to transmit torque, an operator plugs the locking strip 5 into the locking groove 11, the relative positions of the inner ring 1 and the outer ring 2 are fixed at the moment, and an inner workpiece and an outer workpiece connected with the bearing can coaxially and synchronously rotate.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A multifunctional bearing comprises an inner ring (1), an outer ring (2), a retainer (4) and a plurality of rolling bodies (3), wherein the outer ring (2) is sleeved on the outer side of the inner ring (1), the retainer (4) is positioned between the inner ring (1) and the outer ring (2), and the plurality of rolling bodies (3) are connected to the retainer (4) in a rolling manner; the method is characterized in that: locking groove (11) have all been seted up to the mutual just right position of inner ring (1) outer peripheral face and outer ring (2) inner wall, can dismantle jointly in locking groove (11) on inner ring (1) and outer ring (2) and be connected with same locking strip (5).

2. The multi-functional bearing of claim 1, wherein: the locking groove (11) extends to the side end faces of the inner ring (1) and the outer ring (2), and the locking strip (5) is in clamping fit with the locking groove (11); the locking strip (5) is fixedly connected with a locking plate (6), the locking plate (6) is fixedly connected with a sliding rod (63) at the position right opposite to the side end face of the outer ring (2), a sliding groove (21) is formed in the position right opposite to the sliding rod (63) at the side end face of the outer ring (2), and the sliding rod (63) is in clamping fit with the sliding groove (21).

3. A multi-function bearing as claimed in claim 2, wherein: the diameter of the outer ring of the locking strip (5) is gradually increased along the direction close to the center of the locking strip.

4. A multi-function bearing as claimed in claim 2, wherein: an extension groove (111) is formed in the locking groove (11), and the extension groove (111) extends to the side end faces of the inner ring (1) and the outer ring (2); the locking strip (5) is fixedly connected with an extension strip (51), and the extension strip (51) is in clamping fit with the extension groove (111).

5. A multi-function bearing as claimed in claim 2, wherein: the locking strips (5) are distributed on the end faces of the two sides of the inner ring (1), the locking strips (5) on the end faces of each side of the inner ring (1) are provided with a plurality of locking strips, and the locking strips (5) are arranged in a circumferential array along the central axis of the inner ring (1).

6. A multi-function bearing as claimed in claim 2, wherein: the two locking plates (6) are respectively close to the end faces of the two sides of the inner ring (1), and the two locking plates (6) are fixedly connected with a plurality of locking strips (5) close to the two locking plates (6); the locking plate (6) is disc-shaped, and a through hole (61) for an inner workpiece to pass through is formed in the center of the locking plate (6).

7. The multi-functional bearing of claim 6, wherein: the diameter of the through hole (61) is larger than that of the inner ring (1), and the diameter of the outer ring of the locking plate (6) is smaller than that of the outer ring (2).

8. A multi-function bearing as claimed in claim 2, wherein: the locking plate (6) is provided with a plurality of lightening holes (62).