CN215713864U

CN215713864U - Rotating shuttle shaft convenient to assemble

Info

Publication number: CN215713864U
Application number: CN202023321598.4U
Authority: CN
Inventors: 石玮
Original assignee: Suzhou Weijia Precision Machinery Co ltd
Current assignee: Suzhou Weijia Precision Machinery Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2022-02-01
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to the technical field of rotating shuttle shafts, in particular to a rotating shuttle shaft convenient to assemble, which comprises a rotating shuttle shaft main body, wherein the rotating shuttle shaft main body comprises a shaft sleeve, a rotating shuttle shaft body is inserted into the shaft sleeve, a sealing mechanism is sleeved on the outer side of the rotating shuttle shaft body and comprises a sealing ring, the sealing ring is sleeved on the outer side of the rotating shuttle shaft body, a first telescopic rod is fixedly installed at the top end of the rotating shuttle shaft body, a first spring is sleeved on the outer side of the first telescopic rod, and a rubber pad is fixedly installed at the top end of the first telescopic rod. According to the utility model, the sealing rings are arranged, and the two groups of sealing rings are sleeved on the outer side of the rotating shuttle shaft body in a staggered manner and are matched with the elastic deformation of the first spring, so that the rubber pad is blocked at the notch of the sealing ring, the sealing property between the rotating shuttle shaft body and the shaft sleeve is enhanced, and the problem that a large amount of lubricating oil in the shaft sleeve permeates out is solved.

Description

Rotating shuttle shaft convenient to assemble

Technical Field

The utility model relates to the technical field of rotating shuttle shafts, in particular to a rotating shuttle shaft convenient to assemble.

Background

The rotating shuttle shaft is mainly used for placing machines such as sewing machines and embroidery machines, is used as a transmission part, most of rotating mechanisms in the existing market adopt a rotating shaft to rotate in a shaft sleeve, the existing rotating shuttle shaft is inserted in the shaft sleeve to be assembled, but the existing rotating shuttle shaft is mainly sealed by a sealing ring of a single-layer structure, the sealing performance is poor, lubricating oil leakage often occurs, and smooth oil between the rotating shuttle shaft and the shaft sleeve is less, so that the rolling resistance is larger, the friction between the rotating shuttle shaft and the shaft sleeve is increased, the phenomenon that the rotating shuttle shaft and the shaft sleeve are heated and are locked is caused, the service life of the equipment is shortened, and the rotating shuttle shaft convenient to assemble is provided. To this end, we propose a rotating shuttle shaft which is easy to assemble to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rotating shuttle shaft convenient to assemble, which aims to solve the problems that the existing rotating shuttle shaft proposed in the background art is assembled by being inserted into a shaft sleeve, but the existing rotating shuttle shaft is mainly sealed by a sealing ring with a single-layer structure, has poor sealing performance and often leaks lubricating oil.

In order to achieve the purpose, the utility model provides the following technical scheme: a rotating shuttle shaft convenient to assemble comprises a rotating shuttle shaft main body, wherein the rotating shuttle shaft main body comprises a shaft sleeve, a rotating shuttle shaft body is inserted into the shaft sleeve, a sealing mechanism is sleeved on the outer side of the rotating shuttle shaft body and comprises a sealing ring, the sealing ring is sleeved on the outer side of the rotating shuttle shaft body, a first telescopic rod is fixedly installed at the top end of the rotating shuttle shaft body, a first spring is sleeved on the outer side of the first telescopic rod, a rubber pad is fixedly installed at the top end of the first telescopic rod, a positioning mechanism is fixedly installed inside the shaft sleeve and comprises a second telescopic rod, a second telescopic rod is fixedly installed inside the shaft sleeve, a second spring is sleeved on the outer side of the second telescopic rod, a frame is fixedly installed at the bottom end of the second telescopic rod, a sliding block is fixedly installed on the left side of the frame, and a connecting rod is inserted into the frame, and the outside of the connecting rod is fixedly provided with a ball.

Preferably, the two groups of sealing rings are arranged, and the two groups of sealing rings are sleeved on the outer side of the rotating shuttle shaft body in a staggered mode.

Preferably, one end of the first spring is fixedly installed inside the rotating shuttle shaft body, the other end of the first spring is fixedly installed at the bottom end of the rubber pad, the rubber pad is of an arc-shaped structure, and the radian of the rubber pad is matched with that of the sealing ring.

Preferably, the four groups of sliding blocks are arranged, the four groups of sliding blocks are fixedly arranged on the outer side of the frame in a cross shape, sliding grooves matched with the four groups of sliding blocks are formed in the shaft sleeve, and the four groups of sliding blocks are inserted in the shaft sleeve.

Preferably, the bottom end of the frame is of a circular arc structure, and the arc of the bottom end of the frame is matched with the radian of the rotating shuttle shaft body.

Preferably, the connecting rod is of a cylindrical structure, a rotating groove matched with the connecting rod is formed in the frame, a sliding rail matched with the ball is formed in the rotating shuttle shaft body, and the ball is inserted in the rotating shuttle shaft body.

Compared with the prior art, the utility model has the beneficial effects that:

(1) by arranging the sealing rings, the two groups of sealing rings are sleeved on the outer side of the rotating shuttle shaft body in a staggered mode and are matched with the elastic deformation of the first spring, so that the rubber pad is blocked at the gap of the sealing rings, the sealing performance between the rotating shuttle shaft body and the shaft sleeve is enhanced, and the problem that a large amount of lubricating oil in the shaft sleeve permeates out is solved;

(2) through setting up the ball, the ball is inconsistent with the surface of rotating shuttle axle body, and elastic deformation through the second spring makes the ball have certain flexible ability for rotating shuttle axle body is more stable at the inside pivoted of axle sleeve, carries on spacingly to rotating shuttle axle body simultaneously, prevents that rotating shuttle axle body from breaking away from the inside problem of axle sleeve.

Description of the 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 drawings without creative efforts.

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic side sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure A in FIG. 1 according to the present invention;

FIG. 4 is a schematic side sectional view of the structure of the first telescoping rod and rubber pad of the present invention.

In the figure: 1. a rotating shuttle shaft main body; 110. a shaft sleeve; 120. a rotating shuttle shaft body; 2. a sealing mechanism; 210. a seal ring; 220. a first telescopic rod; 230. a first spring; 240. a rubber pad; 3. a positioning mechanism; 310. a second telescopic rod; 320. a second spring; 330. a frame; 340. a slider; 350. a connecting rod; 360. and a ball.

The specific implementation mode is as follows:

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.

Referring to fig. 1-4, an embodiment of the present invention is shown: a rotating shuttle shaft convenient to assemble comprises a rotating shuttle shaft main body 1, the rotating shuttle shaft main body 1 comprises a shaft sleeve 110, a rotating shuttle shaft body 120 is inserted in the shaft sleeve 110, a sealing mechanism 2 is sleeved on the outer side of the rotating shuttle shaft body 120, the sealing mechanism 2 comprises a sealing ring 210, the sealing ring 210 is sleeved on the outer side of the rotating shuttle shaft body 120, a first telescopic rod 220 is fixedly installed at the top end of the rotating shuttle shaft body 120, a first spring 230 is sleeved on the outer side of the first telescopic rod 220, a rubber pad 240 is fixedly installed at the top end of the first telescopic rod 220, a positioning mechanism 3 is fixedly installed in the shaft sleeve 110 and comprises a second telescopic rod 310, a second telescopic rod 310 is fixedly installed in the shaft sleeve 110, a second spring 320 is sleeved on the outer side of the second telescopic rod 310, a frame 330 is fixedly installed at the bottom end of the second telescopic rod 310, and a sliding block 340 is fixedly installed on the left side of the frame 330, a connecting rod 350 is inserted into the frame 330, and a ball 360 is fixedly mounted on the outer side of the connecting rod 350;

furthermore, two groups of sealing rings 210 are arranged, the two groups of sealing rings 210 are sleeved on the outer side of the rotating shuttle shaft body 120 in a staggered manner, one end of the first spring 230 is fixedly arranged inside the rotating shuttle shaft body 120, the other end of the first spring 230 is fixedly arranged at the bottom end of the rubber pad 240, the rubber pad 240 is in an arc-shaped structure, the radian of the rubber pad 240 is matched with the radian of the sealing rings 210, the two groups of sealing rings 210 and the two groups of first telescopic rods 220 are arranged in the structure, and the two groups of sealing rings 210 are sleeved on the outer side of the rotating shuttle shaft body 120 in a staggered manner and matched with the elastic deformation of the two groups of first springs 230, so that the two groups of rubber pads 240 are blocked at the notches of the two groups of sealing rings 210, thereby enhancing the sealing performance between the rotating shuttle shaft body 120 and the shaft sleeve 110 and preventing a large amount of lubricating oil inside the shaft sleeve 110 from permeating out;

furthermore, four groups of sliding blocks 340 are arranged, the four groups of sliding blocks 340 are fixedly arranged on the outer side of the frame 330 in a cross shape, sliding grooves matched with the four groups of sliding blocks 340 are formed in the shaft sleeve 110, and the four groups of sliding blocks 340 are inserted in the shaft sleeve 110;

further, the bottom end of the frame 330 is in an arc-shaped structure, the arc shape of the bottom end of the frame 330 is matched with the radian of the rotating shuttle shaft body 120, and the structure enables the ball 360 to have certain telescopic capacity through the frame 330 and elastic deformation of the second spring 320, so that the rotating shuttle shaft body 120 is limited when the rotating shuttle shaft body 120 rotates in the shaft sleeve 110, and the problem that the rotating shuttle shaft body 120 is separated from the inside of the shaft sleeve 110 is solved;

further, the appearance of connecting rod 350 is cylindrical structure, the turn trough with connecting rod 350 looks adaptation is seted up to the inside of frame 330, the slide rail with 360 looks adaptations of ball is seted up to the inside of rotating shuttle axle body 120, ball 360 inserts the inside of establishing at rotating shuttle axle body 120, this structure is through setting up connecting rod 350, when ball 360 and rotating shuttle axle body 120 inconsistent, be convenient for connecting rod 350 drive ball 360 stable rotating inside frame 330, make rotating shuttle axle body 120 more stable at the inside pivoted of axle sleeve 110.

The working principle is as follows: when a user needs a rotating shuttle shaft convenient for assembly, the rotating shuttle shaft body 120 is inserted into the shaft sleeve 110 for assembly, because the two groups of sealing rings 210 are alternatively sleeved on the outer side of the rotating shuttle shaft body 120 and are matched with the elastic deformation of the first spring 230, the rubber gasket 240 is sealed at the gap of the sealing rings 210, thereby enhancing the sealing performance between the rotating shuttle shaft body 120 and the shaft sleeve 110, through the elastic deformation of the second spring 320, because the sliding blocks 340 are fixedly arranged on the outer side of the frame 330 in a cross shape, the frame 330 stably slides in the shaft sleeve 110 through the four groups of sliding blocks 340, when the balls 360 are in contact with the rotating shuttle shaft body 120, the connecting rod 350 is convenient for driving the balls 360 to stably rotate in the frame 330, so that the rotating shuttle shaft body 120 rotates in the shaft sleeve 110 more stably, and the rotating shuttle shaft body 120 is limited at the same time, thereby preventing the rotating shuttle shaft body 120 from separating from the shaft sleeve 110, the above is the overall working principle of the present invention.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a rotating shuttle axle convenient to equipment, includes rotating shuttle axle main part (1), its characterized in that: the rotating shuttle shaft main body (1) comprises a shaft sleeve (110), a rotating shuttle shaft body (120) is inserted into the shaft sleeve (110), a sealing mechanism (2) is sleeved on the outer side of the rotating shuttle shaft body (120), the sealing mechanism (2) comprises a sealing ring (210), the sealing ring (210) is sleeved on the outer side of the rotating shuttle shaft body (120), a first telescopic rod (220) is fixedly installed at the top end of the rotating shuttle shaft body (120), a first spring (230) is sleeved on the outer side of the first telescopic rod (220), a rubber pad (240) is fixedly installed at the top end of the first telescopic rod (220), a positioning mechanism (3) is fixedly installed inside the shaft sleeve (110), the positioning mechanism (3) comprises a second telescopic rod (310), a second telescopic rod (310) is fixedly installed inside the shaft sleeve (110), and a second spring (320) is sleeved on the outer side of the second telescopic rod (310), the bottom fixed mounting of second telescopic link (310) has frame (330), and the left side fixed mounting of frame (330) has slider (340), connecting rod (350) are inserted to the inside of frame (330), and the outside fixed mounting of connecting rod (350) has ball (360).

2. A rotating shuttle shaft for ease of assembly as defined in claim 1 wherein: the two groups of sealing rings (210) are arranged, and the two groups of sealing rings (210) are sleeved on the outer side of the rotating shuttle shaft body (120) in a staggered mode.

3. A rotating shuttle shaft for ease of assembly as defined in claim 1 wherein: one end of the first spring (230) is fixedly arranged inside the rotating shuttle shaft body (120), the other end of the first spring (230) is fixedly arranged at the bottom end of the rubber pad (240), the rubber pad (240) is of an arc-shaped structure, and the radian of the rubber pad (240) is matched with that of the sealing ring (210).

4. A rotating shuttle shaft for ease of assembly as defined in claim 1 wherein: the sliding blocks (340) are provided with four groups, the four groups of sliding blocks (340) are fixedly arranged on the outer side of the frame (330) in a cross shape, sliding grooves matched with the four groups of sliding blocks (340) are formed in the shaft sleeve (110), and the four groups of sliding blocks (340) are inserted in the shaft sleeve (110).

5. A rotating shuttle shaft for ease of assembly as defined in claim 1 wherein: the bottom end of the frame (330) is of an arc-shaped structure, and the arc shape of the bottom end of the frame (330) is matched with the radian of the rotating shuttle shaft body (120).

6. A rotating shuttle shaft for ease of assembly as defined in claim 1 wherein: the appearance of connecting rod (350) is cylindrical structure, the rotating groove of connecting rod (350) looks adaptation is seted up in frame (330), the slide rail of ball (360) looks adaptation is seted up in the inside of rotating shuttle axle body (120), ball (360) insert establish in the inside of rotating shuttle axle body (120).