CN220452539U

CN220452539U - Novel ball cage type synchronous universal coupling

Info

Publication number: CN220452539U
Application number: CN202321537157.9U
Authority: CN
Inventors: 廖汉忠; 刘君; 钟晓燕
Original assignee: ZIYANG SHUDA TECHNOLOGY CO LTD
Current assignee: ZIYANG SHUDA TECHNOLOGY CO LTD
Priority date: 2023-06-15
Filing date: 2023-06-15
Publication date: 2024-02-06
Anticipated expiration: 2033-06-15

Abstract

The utility model provides a novel ball cage type synchronous universal coupling, and relates to the technical field of couplings. The utility model provides a novel synchronous universal coupling of ball cage, which comprises a housin, rotating assembly, connecting axle and oil inlet, the inside sealed cavity that is of casing, the oil inlet is installed in the casing lateral wall and is communicate with the cavity, the connecting axle is the telescopic link, rotating assembly includes spherical connecting piece, first locating part rotates and installs in the casing, first locating part rotates and installs in spherical connecting piece, first spacing one end connecting axle of keeping away from the casing, the connecting axle runs through the casing. The utility model can solve the technical problems that the connecting rod is mostly a fixed-length connecting rod, and the connecting rod cannot adjust the length and has poor adaptability when being installed, realizes the purpose of conveniently adjusting the length of the connecting rod, and simultaneously is more convenient for applying lubricating oil to the rzeppa synchronous universal coupling.

Description

Novel ball cage type synchronous universal coupling

Technical Field

The application relates to the field of couplings, in particular to a novel ball cage type synchronous universal coupling.

Background

The universal coupler utilizes the characteristics of the mechanism, so that the two shafts are not on the same axis, the connected two shafts can continuously rotate under the condition of an included angle of the axes, and the torque and the motion can be reliably transmitted.

The traditional ball cage type universal coupling is various in variety, a user can customize a coupling of relevant specifications for a manufacturer to use, however, the traditional ball cage type universal coupling is provided with a connecting rod with a fixed length, the connecting rod cannot adjust the length during installation, the adaptability is poor, the adjustable connecting rod appearing on the market cannot limit the axial sliding in a sliding inserting mode, the connecting rod cannot play a limiting role, once a machine vibrates, the inner rod and the outer rod can slide relatively, the operation is unstable, the integrity is poor, and the connecting rod in the middle of the traditional ball cage type universal coupling needs to be opened for maintenance and replacement when overhauling, so that the traditional ball cage type universal coupling is quite troublesome.

The above information disclosed in the above background section is only for enhancement of understanding of the background of the disclosure and therefore it may include information that does not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of Invention

The main aim at of this application provides a novel synchronous universal joint of ball cage aims at solving the connecting rod and is mostly fixed length formula connecting rod, and when the installation, the connecting rod can not adjust length, and the relatively poor technical problem of adaptability can realize being convenient for adjust the length of connecting rod, also is convenient for apply lubricating oil for this synchronous universal joint of ball cage simultaneously.

In order to solve the technical problem, the application provides a novel ball cage type synchronous universal coupling, to including the casing, rotating assembly, connecting axle and oil inlet, the inside sealed cavity that is of casing, the oil inlet is installed in the casing lateral wall and is communicated with the cavity, the connecting axle is the telescopic link, rotating assembly includes spherical connecting piece and first locating part, first locating part rotates and installs in the casing, first locating part rotates and installs in spherical connecting piece, first spacing one end connection connecting axle of keeping away from the casing, the connecting axle runs through the casing.

Optionally, in some embodiments of the present utility model, the rotating assembly further includes a steel ball, a limiting groove matched with the steel ball is provided on an outer side wall of the spherical connecting piece, a limiting hole matched with the steel ball is provided on the first limiting piece, and the steel ball is located between the spherical connecting piece and the first limiting piece.

Optionally, in some embodiments of the present utility model, the number of the steel balls, the limiting grooves and the limiting holes is six.

Alternatively, in some embodiments of the present utility model, the distance between the outer side wall of the ball-shaped connector and the inner side wall of the first stopper is smaller than the diameter of the steel ball.

Optionally, in some embodiments of the present utility model, the first limiting member is connected to the housing flange.

Alternatively, in some embodiments of the present utility model, the connecting shaft is a spline shaft, and the spherical connecting member is provided with a spline housing that cooperates with a spline groove of the connecting shaft.

Optionally, in some embodiments of the present utility model, the rotating assembly further includes a second limiting member, the second limiting member is provided with a limiting hole for fixing a connecting shaft, and the second limiting member is mounted on the housing, and the connecting shaft penetrates through the limiting hole and is connected with the spherical connecting member.

Optionally, in some embodiments of the present utility model, the second limiting member is connected to the flange of the housing.

Optionally, in some embodiments of the present utility model, the device further includes a connecting rod, wherein spline grooves are formed at two ends of the connecting shaft, and spline sleeves matched with the spline grooves of the connecting shaft are formed at two ends of the connecting rod.

Optionally, in some embodiments of the present utility model, a rubber sleeve for sealing the chamber is installed between the housing and the connecting shaft.

The beneficial effects that this application can realize.

The embodiment of the application provides a novel synchronous universal joint of ball cage, which comprises a housin, rotating assembly, connecting axle and oil inlet, the inside sealed cavity that is of casing, the oil inlet is installed in the casing lateral wall and is communicated with the cavity, the connecting axle is the telescopic link, rotating assembly includes spherical connecting piece, first locating part rotates and installs in the casing, first locating part rotates and installs in spherical connecting piece, first spacing one end connection connecting axle of keeping away from the casing, the connecting axle runs through the casing.

The casing and the rotating assembly quantity of this embodiment are two and set up along axis of rotation center mirror image, and the connecting axle is the length that the telescopic link can be convenient for according to actual conditions needs to through adjusting the length of connecting axle in order to deal with multiple service conditions, the connecting axle both ends respectively with two rotating assembly's spherical connecting piece fixed connection, rotating assembly's first locating part is connected with the inside wall of casing.

The rotating assembly comprises a spherical connecting piece and a first limiting piece; the first limiting piece is sleeved on the outer side wall of the spherical connecting piece, the spherical connecting piece is driven to rotate through the connecting shaft, the spherical connecting piece drives the first limiting piece to rotate, and meanwhile the spherical connecting piece can rotate relative to the first limiting piece, so that the deflection of the connecting shaft and the shell in rotation is realized.

Through setting up the oil inlet, the sealed lid that is used for sealed oil inlet is installed to the oil inlet to be convenient for add lubricating oil to the casing.

The ball cage type synchronous universal coupling can solve the technical problems that the connecting rods are mostly fixed-length connecting rods, the connecting rods cannot be adjusted in length and poor in adaptability in installation, the length of the connecting rods can be adjusted conveniently, and meanwhile lubricating oil can be applied to the ball cage type synchronous universal coupling more conveniently.

Drawings

FIG. 1 is a front view of a rzeppa synchronous universal coupling provided in an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of the cage-type synchronous universal coupling according to the embodiment of the present utility model after removing a housing.

Icon: the device comprises a 1-shell, a 2-rotating assembly, a 21-spherical connecting piece, a 22-first limiting piece, a 23-steel ball, a 24-limiting groove, a 25-limiting hole, a 26-second limiting piece, a 3-connecting shaft, a 4-oil inlet, a 5-rubber sleeve and a 6-rod-shaped connecting piece.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1-2, the embodiment of the application provides a novel ball cage type synchronous universal coupling, including casing 1, rotating assembly 2, connecting axle 3 and oil inlet 4, the inside sealed cavity that is of casing 1, oil inlet 4 install in casing 1 lateral wall and communicate with the cavity, connecting axle 3 is the telescopic link, rotating assembly 2 includes spherical connecting piece 21, first locating part 22 rotates and installs in casing 1, first locating part 22 rotates and installs in spherical connecting piece 21, first spacing one end connection connecting axle 3 of keeping away from casing 1, connecting axle 3 runs through casing 1.

The number of the shell 1 and the number of the rotating assemblies 2 in this embodiment are two, and the connecting shafts 3 are arranged along the center mirror image of the rotating shaft, so that the lengths of the connecting shafts 3 can be conveniently adjusted according to practical conditions, and therefore the two ends of the connecting shafts 3 are respectively fixedly connected with the spherical connecting pieces 21 of the two rotating assemblies 2 through adjusting the lengths of the connecting shafts 3 to cope with various use conditions, and the first limiting pieces 22 of the rotating assemblies 2 are connected with the inner side walls of the shell 1.

Wherein the rotating assembly 2 comprises a spherical connecting piece 21 and a first limiting piece 22; the first limiting piece 22 is sleeved on the outer side wall of the spherical connecting piece 21, the spherical connecting piece 21 is driven to rotate through the connecting shaft 3, the spherical connecting piece 21 drives the first limiting piece 22 to rotate, and meanwhile the spherical connecting piece 21 can rotate relative to the first limiting piece 22, so that deflection of the connecting shaft 3 and the shell 1 in rotation is achieved.

By arranging the oil inlet 4, the oil inlet 4 is provided with a sealing cover for sealing the oil inlet 4, so that lubricating oil is conveniently added into the shell 1.

Optionally, the sealing cover and the oil inlet 4 in this embodiment are connected through threads, and a rubber sleeve 5 can be further installed between the sealing cover and the oil inlet 4 for preventing skidding and enhancing sealing, wherein the lubricating oil can use molybdenum disulfide composite lithium-based grease No. 3.

The rotating assembly 2 further comprises a steel ball 23, a limiting groove 24 matched with the steel ball 23 is formed in the outer side wall of the spherical connecting piece 21, a limiting hole 25 matched with the steel ball 23 is formed in the first limiting piece 22, the steel ball 23 is located between the spherical connecting piece 21 and the first limiting piece 22, the number of the steel ball 23, the number of the limiting groove 24 and the number of the limiting hole 25 are six, and the distance between the outer side wall of the spherical connecting piece 21 and the inner side wall of the first limiting piece 22 is smaller than the diameter of the steel ball 23.

Six limiting grooves 24 are uniformly arranged on the outer side wall of the spherical connecting piece 21 at intervals along the extending direction of the connecting shaft 3, six limiting holes 25 matched with the steel balls 23 are uniformly arranged on the inner side wall of the first limiting piece 22 at intervals, one side part of each steel ball 23 is conveniently embedded into the corresponding limiting groove 24, the other side part of each steel ball 23 is conveniently embedded into the corresponding limiting hole 25, and accordingly the steel balls 23 can slide in the corresponding limiting grooves 24 and rotate in the corresponding limiting holes 25. Wherein, the width of the limit groove 24 and the limit hole 25 is smaller than the diameter and the length of the steel ball 23.

The first limiting member 22 is flange-connected with the housing 1.

The first limiting piece 22 is detachably connected with the shell 1 through the flange, so that the first limiting piece 22 can be conveniently detached from the shell 1 or the first shell 1 can be conveniently mounted on the shell 1, and therefore parts in the shell 1 can be maintained or replaced.

Still include shaft-like connecting piece 6, connecting axle 3 both ends all are equipped with the spline groove, and shaft-like connecting piece 6 both ends all are equipped with the spline housing that uses with connecting axle 3's keyway cooperation.

The rod-shaped connecting piece 6 of this embodiment is stainless steel, and rod-shaped connecting piece 6 both ends all are equipped with the spline housing, when using, according to the length selection two connecting shafts 3 that the actual need used, in the spline housing of rod-shaped connecting piece 6 one end was embedded to one of them connecting shaft 3, in the spline housing of spherical connecting piece 21 was embedded to the other end of connecting shaft 3, another connecting shaft 3 carried out the same operation at connecting shaft 3 opposite side to realize the fixed to connecting shaft 3.

It should be noted that the telescopic operation of the connecting shaft 3 according to the present embodiment is only a preferred manner of implementing the telescopic operation by providing the rod-shaped connector 6, and in other embodiments, a telescopic motor can be used to implement the adjustment of the length of the connecting shaft 3.

A rubber sleeve 5 for sealing the chamber is arranged between the shell 1 and the connecting shaft 3.

One end of the rubber sleeve 5 is fixedly connected with the shell 1, the other end of the rubber sleeve is fixedly connected with the connecting shaft 3, and a gap between the shell 1 and the connecting shaft 3 can be sealed by arranging the rubber sleeve 5, so that lubricating oil in the shell 1 is prevented from flowing out.

The foregoing is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model, and it will be apparent to those skilled in the art that the present application is not limited to the details of the above-described exemplary embodiment, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

Claims

1. The utility model provides a novel synchronous universal joint of ball cage which characterized in that: comprises a shell, a rotating assembly, a connecting shaft and an oil inlet;

the inside of the shell is a sealed cavity, the oil inlet is arranged on the outer side wall of the shell and is communicated with the cavity, and the connecting shaft is a telescopic rod;

the rotating assembly comprises a spherical connecting piece and a first limiting piece;

the first limiting part is rotatably installed in the shell, the first limiting part is rotatably installed in the spherical connecting part, one end, away from the shell, of the first limiting part is connected with the connecting shaft, and the connecting shaft penetrates through the shell.

2. The ball and socket synchronous universal joint according to claim 1, wherein: the rotating assembly further comprises a steel ball, a limiting groove matched with the steel ball is formed in the outer side wall of the spherical connecting piece, a limiting hole matched with the steel ball is formed in the first limiting piece, and the steel ball is located between the spherical connecting piece and the first limiting piece.

3. The ball and socket synchronous universal joint according to claim 2, wherein: the number of the steel balls, the limit grooves and the limit holes is six.

4. The ball and socket synchronous universal joint according to claim 2, wherein: the distance between the outer side wall of the spherical connecting piece and the inner side wall of the first limiting piece is smaller than the diameter of the steel ball.

5. The ball and socket synchronous universal joint according to claim 1, wherein: the first limiting piece is connected with the shell flange.

6. The ball and socket synchronous universal joint according to claim 1, wherein: the connecting shaft is a spline shaft, and the spherical connecting piece is provided with a spline housing matched with a key groove of the connecting shaft.

7. The ball and socket synchronous universal joint according to claim 1, wherein: the rotating assembly further comprises a second limiting part, wherein the second limiting part is provided with a limiting hole for fixing the connecting shaft, the second limiting part is installed on the shell, and the connecting shaft penetrates through the limiting hole and is connected with the spherical connecting part.

8. The ball and socket synchronous universal joint according to claim 7, wherein: the second limiting piece is connected with the shell flange.

9. The ball and socket synchronous universal joint according to claim 1, wherein: still include the shaft-like connecting piece, the connecting axle both ends all are equipped with spline groove, the shaft-like connecting piece both ends all be equipped with the spline housing of the keyway cooperation use of connecting axle.

10. The ball and socket synchronous universal joint according to claim 1, wherein: and a rubber sleeve for sealing the cavity is arranged between the shell and the connecting shaft.