CN117052805A - Ball cage universal joint and vehicle - Google Patents
Ball cage universal joint and vehicle Download PDFInfo
- Publication number
- CN117052805A CN117052805A CN202311309993.6A CN202311309993A CN117052805A CN 117052805 A CN117052805 A CN 117052805A CN 202311309993 A CN202311309993 A CN 202311309993A CN 117052805 A CN117052805 A CN 117052805A
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- Prior art keywords
- ball
- groove
- support
- bottom wall
- socket joint
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- 238000009434 installation Methods 0.000 claims abstract description 37
- 230000002093 peripheral effect Effects 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims description 15
- 230000002159 abnormal effect Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000005242 forging Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920003225 polyurethane elastomer Polymers 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
- F16D3/20—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members
- F16D3/22—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts
- F16D3/223—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/84—Shrouds, e.g. casings, covers; Sealing means specially adapted therefor
- F16D3/841—Open covers, e.g. guards for agricultural p.t.o. shafts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The application discloses a ball cage universal joint and a vehicle, wherein the ball cage universal joint comprises: the ball cage comprises a ball cage shell, wherein the ball cage shell defines an installation space with one open end, a first ball channel groove is formed in the inner side wall of the installation space, an installation groove is formed in the inner bottom wall of the installation space, and the bottom wall of the installation groove is arc-shaped; the retainer is sleeved outside the star-shaped sleeve and is provided with a first mounting hole, a second ball channel groove is formed in the outer peripheral wall of the star-shaped sleeve, the ball is penetrated through the first mounting hole, the ball is assembled in the first ball channel groove and the second ball channel groove, the star-shaped sleeve is provided with a second mounting hole, and the second mounting hole is suitable for assembling the connecting shaft; one end of the supporting member is abutted against the bottom wall of the mounting groove, and the elastic member is elastically supported between the supporting member and the connecting shaft so as to make the star-shaped sleeve abut against the retainer and make the retainer abut against the ball cage housing. Therefore, the star cover is abutted with the retainer and the retainer is abutted with the ball cage shell, so that abnormal sound generated when the ball cage universal joint receives instant torque can be reduced, and vehicle noise can be reduced.
Description
Technical Field
The application relates to the field of ball cage universal joints, in particular to a ball cage universal joint and a vehicle.
Background
In the related art, because manufacturing tolerances exist among all parts of the ball cage universal joint, gaps exist between a ball cage shell and a retainer and between the retainer and a star cover of the existing ball cage universal joint, when a vehicle starts, the ball cage shell and the retainer in the ball cage universal joint collide due to the gaps, and the retainer and the star cover collide due to the gaps, so that abnormal sound is generated in the ball cage universal joint, and the vehicle noise is increased.
Disclosure of Invention
The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present application is to provide a ball and socket joint that can prevent abnormal sounds from being generated by the impact of internal parts when the ball and socket joint receives an instantaneous torque, and reduce vehicle noise.
The application further provides a vehicle.
The ball and socket joint according to the present application comprises:
the ball cage comprises a ball cage shell, wherein the ball cage shell defines an installation space with one open end, a first ball channel groove extending along the axial direction of the ball cage shell is formed in the inner side wall of the installation space, an installation groove communicated with the installation space is formed in the inner bottom wall of the installation space, and the bottom wall of the installation groove is arc-shaped;
the ball, the retainer and the star cover are all arranged in the installation space, the retainer is sleeved outside the star cover and is provided with a first installation hole, the outer circumferential wall of the star cover is provided with a second ball channel groove extending along the axial direction of the ball cage shell, the second ball channel groove is arranged corresponding to the first ball channel groove, the ball penetrates through the first installation hole, the ball is assembled in the first ball channel groove and the second ball channel groove, and the star cover is provided with a second installation hole which is suitable for assembling a connecting shaft;
the support piece and the elastic piece, the one end of support piece with the diapire butt of mounting groove, the elastic piece is suitable for elastic support between the other end of support piece and the connecting axle to make the star cover with the holder butt and make the holder with the cage shell butt.
According to the ball-and-socket joint of the present application, the one end of the support member is brought into contact with the bottom wall of the mounting groove, and the elastic member is elastically supported between the other end of the support member and the connecting shaft, so that the inner race is brought into contact with the retainer, the retainer is brought into contact with the ball-and-socket housing, the gap between the inner race and the retainer is eliminated, and the gap between the retainer and the ball-and-socket housing is eliminated, so that the inner race and the retainer, the retainer and the ball-and-socket housing are brought into close contact with each other, the axial gap between the respective parts is eliminated, and when the ball-and-socket joint receives an instantaneous torque, abnormal noise generated by collision between the inner race and the retainer, the retainer and the ball-and-socket housing is reduced or even eliminated, and the vehicle noise is reduced.
In some examples of the application, the bottom wall of the mounting groove is a spherical profile.
In some examples of the application, the bottom wall of the mounting groove is a smooth surface.
In some examples of the application, the bottom wall of the mounting groove has a wear layer, one end of the support member abuts against the wear layer, and a surface of the wear layer opposite to the support member is spherical.
In some examples of the application, the bottom wall of the mounting groove has a first mounting groove in which the wear layer is mounted.
In some examples of the application, the wear layer is the same material as the support.
In some examples of the application, the support comprises: the support shaft, the one end of support shaft with the diapire butt of mounting groove, the other end of support shaft has the erection column, the erection column with form the holding surface between the support shaft, the elastic component is the spring, the spring housing is located the outside of erection column, just the one end of spring with the holding surface butt, the other end of spring be suitable for with the connecting axle butt.
In some examples of the application, the support comprises: the support ball and back shaft, the back shaft is located the back ball with between the elastic component, the back shaft is kept away from the tip of back ball has the erection column, the erection column with form the holding surface between the back shaft, the elastic component is the spring, the spring housing is located the outside of erection column, just the one end of spring with the holding surface butt, the other end of spring be suitable for with the connecting axle butt, the back shaft is close to the tip of back ball has the second assembly groove, the part of back ball install in the second assembly inslot, just the back ball with the diapire butt of mounting groove.
In some examples of the present application, an end of the connecting shaft near the support member has a third fitting groove, a portion of the support member is fitted into the third fitting groove, and the elastic member abuts between the support member and a bottom wall of the third fitting groove.
In some examples of the application, the outer peripheral wall of the support abuts the inner peripheral wall of the third fitting groove.
In some examples of the application, the support is made of a wear resistant material.
The vehicle comprises the ball cage universal joint.
Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
The foregoing and/or additional aspects and advantages of the application will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of an embodiment of the present application showing the assembly of a ball and socket joint and a connecting shaft;
FIG. 2 is another angular schematic view of an embodiment of the present application showing the ball and socket joint and the connecting shaft assembled;
FIG. 3 is a cross-sectional view of a ball and socket joint according to a first embodiment of the present application;
FIG. 4 is a cross-sectional view of a ball and socket joint according to a second embodiment of the application;
FIG. 5 is a cross-sectional view of a ball and socket joint according to a third embodiment of the present application;
FIG. 6 is a cross-sectional view of a ball and socket joint according to an embodiment of the present application;
FIG. 7 is a cross-sectional view taken at A-A of FIG. 6;
FIG. 8 is a schematic view of an assembly of a ball and socket joint and a stationary shaft in accordance with an embodiment of the application.
Reference numerals:
100 ball and cage universal joint; 10 ball cage housing; 11 installation space; 12 a first lane groove; 13 mounting grooves; 131 a first fitting groove; 20 balls; 30 holders; 31 a first mounting hole; a 40 star cover; 41 a second lane groove; 42 second mounting holes; 50 a support; 51 a support shaft; 511 mounting posts; 512 a second assembly slot; 52 a support surface; 53 support balls; 60 elastic members; 70 a wear layer; 200 connecting shafts; 201 a third fitting groove; 202 positioning columns; 300 fixed shaft.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
The following describes a ball and socket joint 100 according to an embodiment of the present application with reference to the accompanying drawings, and the ball and socket joint 100 may be mounted on a vehicle, which may be a vehicle. The ball and socket joint 100 may be connected with the connection shaft 200 to achieve torque transmission. The ball and socket joint 100 may be a fixed ball and socket joint 100 that eliminates play.
As shown in fig. 1 to 7, a ball and socket joint 100 according to an embodiment of the present application includes: the cage housing 10, the beads 20, the cage 30, the star-shaped cover 40, the supporting member 50 and the elastic member 60. The cage housing 10 defines a mounting space 11 having one end opened, a first ball channel groove 12 extending in an axial direction of the cage housing 10 is formed in an inner side wall of the mounting space 11, a mounting groove 13 communicating with the mounting space 11 is formed in an inner bottom wall of the mounting space 11, and a bottom wall of the mounting groove 13 is arc-shaped. The ball 20, the cage 30 and the star 40 are all disposed in the mounting space 11, the cage 30 is sleeved outside the star 40 and is formed with a first mounting hole 31, the outer peripheral wall of the star 40 is formed with a second ball channel groove 41 extending along the axial direction of the cage housing 10, the second ball channel groove 41 is disposed corresponding to the first ball channel groove 12, the ball 20 is threaded through the first mounting hole 31, and the ball 20 is assembled in the first ball channel groove 12 and the second ball channel groove 41, the star 40 has a second mounting hole 42, and the second mounting hole 42 is adapted to be assembled with the connecting shaft 200. One end of the support 50 abuts against the bottom wall of the mounting groove 13, and the elastic member 60 is adapted to be elastically supported between the other end of the support 50 and the connecting shaft 200 so that the inner race 40 abuts against the cage 30 and the cage 30 abuts against the cage housing 10.
The ball cage housing 10 defines an installation space 11 with an open end, the inner side wall of the installation space 11 is a spherical surface, first ball channel grooves 12 are formed on the inner side wall of the installation space 11, the first ball channel grooves 12 extend along the axial direction of the ball cage housing 10, and illustrated by taking the ball cage universal joint 100 in fig. 3 as an example, the axial direction of the ball cage housing 10 refers to the X direction in fig. 3, the first ball channel grooves 12 may be multiple, the first ball channel grooves 12 are sequentially spaced apart along the circumferential direction of the ball cage universal joint 100, further, the first ball channel grooves 12 are sequentially uniformly spaced apart along the circumferential direction of the ball cage universal joint 100, and the spacing distances between two adjacent first ball channel grooves 12 are the same along the circumferential direction of the ball cage universal joint 100. The inner bottom wall of the installation space 11 is formed with an installation groove 13 communicating with the installation space 11, and one end of the installation space 11 is opened in the axial direction of the gabion casing 10, and the end of the installation groove 13 opposite to the installation space 11 is opened so that the installation space 11 communicates with the installation groove 13. The bottom wall of the mounting groove 13 is arc-shaped, for example: the bottom wall of the mounting groove 13 is circular arc-shaped, and at least part of the bottom wall of the mounting groove 13 is positioned on the same circle.
The ball 20, the retainer 30 and the star 40 are all disposed in the mounting space 11, the retainer 30 is annular, the inner side surface and the outer side surface of the retainer 30 are spherical surfaces, the retainer 30 is sleeved outside the star 40, the retainer 30 is formed with the first mounting hole 31, the outer peripheral wall of the star 40 is spherical, the outer peripheral wall of the star 40 is formed with the second ball channel grooves 41 extending along the axial direction of the ball cage shell 10, the second ball channel grooves 41 are correspondingly disposed with the first ball channel grooves 12, the second ball channel grooves 41 can be plural, the second ball channel grooves 41 are sequentially spaced along the circumferential direction of the star 40, the interval distance between two adjacent second ball channel grooves 41 is the same, the second ball channel grooves 41 are sequentially uniformly spaced along the circumferential direction of the star 40, and the second ball channel grooves 41 are correspondingly disposed with the first ball channel grooves 12 one by one. The ball 20 is inserted through the first mounting hole 31, and the ball 20 is fitted in the first and second ball groove 12 and 41, and the ball 20 moves between the first and second ball groove 12 and 41 and transmits torque. Specifically, the first mounting holes 31 and the balls 20 may be plural, and the plural first mounting holes 31, the plural balls 20, the plural second ball channel grooves 41 and the plural first ball channel grooves 12 may be assembled in one-to-one correspondence. The plurality of beads 20 are respectively inserted into the plurality of first mounting holes 31, so that the relative positions of the plurality of beads 20 can be maintained. The inner race 40 has a second mounting hole 42, and the second mounting hole 42 may be a circular hole, and the second mounting hole 42 may penetrate the inner race 40, and the second mounting hole 42 is adapted to fit the connection shaft 200, and may transmit torque to the ball and socket joint 100 through the connection shaft 200. For example: the inner peripheral wall of the second mounting hole 42 has an internal spline, the outer peripheral wall of the connecting shaft 200 has an external spline, and when the connecting shaft 200 is mounted in the second mounting hole 42, the internal spline of the second mounting hole 42 and the external spline of the connecting shaft 200 are fitted together so that the connecting shaft 200 is mounted in the second mounting hole 42.
The elastic member 60 may be a spring or a leaf spring. The supporting member 50 has one end and the other end which are disposed opposite to each other in the axial direction of the ball cage housing 10, and one end of the supporting member 50 is abutted against the bottom wall of the mounting groove 13, and after the connecting shaft 200 is mounted to the second mounting hole 42 of the ball cage gimbal 100, that is, after the connecting shaft 200 and the ball cage gimbal 100 are assembled, the elastic member 60 is elastically supported between the other end of the supporting member 50 and the connecting shaft 200, and at this time, the elastic member 60 is compressed to have an elastic force, and the elastic member 60 elastically urges one end of the supporting member 50 against the bottom wall of the mounting groove 13, and the connecting shaft 200, the retainer 30, and the star 40 each receive a thrust force in the direction toward the open end of the mounting space 11, so that the star 40 can be abutted against the retainer 30, and specifically, the outer peripheral wall of the star 40 can be abutted against the inner side surface of the retainer 30, and the inner side surface of the mounting space 11 of the retainer 30 can be abutted against each other, thereby eliminating the gap between the star 40 and the retainer 30 and the ball cage housing 10.
In the prior art, because each part forming the existing ball cage universal joint has manufacturing tolerance, when the ball cage universal joint receives instant torque after the assembly of the existing ball cage universal joint is completed, each part forming the ball cage universal joint can have collision problem, so that the ball cage universal joint generates abnormal sound, and the vehicle noise is increased.
In the present application, the elastic member 60 is elastically supported between the other end of the support member 50 and the connecting shaft 200 by abutting one end of the support member 50 against the bottom wall of the mounting groove 13, and the elastic member 60 is elastically compressed to have elastic force, so that the end of the support member 50 is reliably abutted against the bottom wall of the mounting groove 13 by the elastic force of the elastic member 60, the connecting shaft 200, the retainer 30 and the inner race 40 are each urged in the direction of the opening end of the mounting space 11, the inner race 40 is abutted against the retainer 30, the retainer 30 is abutted against the inner race 10, the gap between the inner race 40 and the retainer 30 is eliminated, the gap between the retainer 30 and the inner race 10 is eliminated, the axial gap between the inner race 40 and the inner race 30 is eliminated, and the inner race 30 and the inner race 10 are even eliminated when the inner race 100 receives an instantaneous torque, and the vehicle noise is reduced, and the vehicle riding comfort is improved.
When the connection shaft 200 swings, one end of the support member 50 always abuts against the bottom wall of the mounting groove 13 by the elastic force of the elastic member 60, and the bottom wall of the mounting groove 13 reliably supports the support member 50, so that the connection shaft 200, the retainer 30, and the star 40 are all urged toward the open end of the mounting space 11.
According to the ball and socket joint 100 of the present application, since one end of the support member 50 is brought into contact with the bottom wall of the mounting groove 13 and the elastic member 60 is elastically supported between the other end of the support member 50 and the connecting shaft 200, the inner race 40 can be brought into contact with the cage 30, the cage 30 can be brought into contact with the ball and socket housing 10, the gap between the inner race 40 and the cage 30 can be eliminated, the gap between the cage 30 and the cage housing 10 can be eliminated, the inner race 40 and the cage 30 can be brought into close contact with the ball and socket housing 10, the axial gap between the respective parts can be eliminated, and when the ball and socket joint 100 receives an instantaneous torque, abnormal noise generated by collision between the inner race 40 and the cage 30 and between the cage 30 and the ball and socket housing 10 can be reduced or even eliminated, and vehicle noise can be reduced.
In some embodiments of the present application, as shown in fig. 3, the bottom wall of the mounting groove 13 is a spherical surface, wherein a portion of the bottom wall of the mounting groove 13 is configured as a spherical surface, or the entire bottom wall of the mounting groove 13 is configured as a spherical surface. Through constructing the diapire of mounting groove 13 as the spherical, when connecting axle 200 swings, can make support piece 50 smooth and easy along the diapire motion of mounting groove 13, avoid the clamping stagnation phenomenon to appear in support piece 50 and the diapire of mounting groove 13 to guarantee ball cage universal joint 100 normal work.
In some embodiments of the present application, as shown in fig. 3, the bottom wall of the mounting groove 13 is a smooth surface. The bottom wall of the mounting groove 13 is smoothed so that the bottom wall of the mounting groove 13 is a smooth surface, for example: forging the bottom wall of the mounting groove 13 to a smooth spherical surface, the bottom wall of the mounting groove 13 being a smooth surface means that the bottom wall surface of the mounting groove 13 is flat, without irregular portions of projections or depressions. The friction and the resistance between the supporting piece 50 and the bottom wall of the mounting groove 13 can be reduced by setting the bottom wall of the mounting groove 13 to be a smooth surface, so that the supporting piece 50 can smoothly move along the bottom wall of the mounting groove 13, and the cleaning and the maintenance are convenient and the sanitation and the normal functions of the mounting groove 13 are kept by setting the bottom wall of the mounting groove 13 to be a smooth surface.
In some embodiments of the present application, as shown in fig. 4, the bottom wall of the mounting groove 13 has a wear-resistant layer 70, one end of the support member 50 abuts against the wear-resistant layer 70, and the surface of the wear-resistant layer 70 opposite to the support member 50 is spherical. Wherein the wear layer 70 may be made of a lightweight wear resistant material, such as: the wear layer 70 may be made of polyurethane rubber, polytetrafluoroethylene, or the like. The bottom wall of the mounting groove 13 is provided with a wear layer 70, and the bottom wall surface of the mounting groove 13 is covered with a layer of wear-resistant, durable material. One end of the support 50 abuts against the wear-resistant layer 70, and one end of the support 50 is in direct contact with the wear-resistant layer 70, and in addition, the surface of the wear-resistant layer 70 opposite to the support 50 is a spherical surface, so that the contact area between one end of the support 50 and the wear-resistant layer 70 is reduced, the support 50 can move more flexibly, and friction and resistance between the support 50 and the wear-resistant layer 70 are reduced. Meanwhile, by providing the wear-resistant layer 70, the wear to the cage housing 10 can be reduced, and the service life of the cage housing 10 can be prolonged. In addition, by providing the wear-resistant layer 70 on the bottom wall of the mounting groove 13, there is no need to forge the bottom wall of the mounting groove 13 to a smooth spherical surface, and since the bottom wall of the mounting groove 13 does not need to forge the smooth spherical surface, the forging cost can be reduced, thereby reducing the manufacturing cost of the ball-and-cage universal joint 100.
In some embodiments of the present application, as shown in fig. 4, the bottom wall of the mounting groove 13 has a first fitting groove 131, and the wear layer 70 is mounted in the first fitting groove 131. Wherein, through setting up first fitting groove 131 at the diapire of mounting groove 13, can get rid of the partial material of ball cage shell 10, can reduce ball cage shell 10 weight to can reduce the weight of ball cage universal joint 100, be favorable to the lightweight design of ball cage universal joint 100. In addition, the wear-resistant layer 70 may be embedded in the first fitting groove 131, and the inner sidewall of the first fitting groove 131 may limit the wear-resistant layer 70, so that the wear-resistant layer 70 is reliably installed in the first fitting groove 131. Further, after the wear-resistant layer 70 is mounted in the first mounting groove 131, the outer surface of the wear-resistant layer 70 adjacent to the support 50 is flush with the inner wall of the mounting groove 13, thereby flattening the inner wall of the mounting groove 13.
In some embodiments of the present application, the material of the wear-resistant layer 70 is the same as the material of the support 50, and further, the support 50 is made of a wear-resistant material. Wherein the wear layer 70 and the support 50 may each be made of a lightweight wear resistant material, such as: the wear layer 70 and the support 50 may each be made of polyurethane rubber, polytetrafluoroethylene, or the like. The weight of the ball-and-socket joint 100 can be reduced by the arrangement, and the lightweight design of the ball-and-socket joint 100 is facilitated. And, the wear resistance of the wear-resistant layer 70 and the supporting member 50 can be improved, and the service lives of the wear-resistant layer 70 and the supporting member 50 can be prolonged, so that the service life of the ball-and-socket joint 100 can be prolonged. Meanwhile, the manufacturing efficiency of the ball and cage joint 100 can be improved by the same material of the wear-resistant layer 70 and the supporting member 50.
As shown in fig. 3, the support 50 may include: the support shaft 51, one end of the support shaft 51 is in contact with the bottom wall of the mounting groove 13, the other end of the support shaft 51 is provided with a mounting column 511, a support surface 52 is formed between the mounting column 511 and the support shaft 51, the elastic member 60 is a spring, the spring is sleeved on the outer side of the mounting column 511, one end of the spring is in contact with the support surface 52, and the other end of the spring is suitable for being in contact with the connecting shaft 200. In this embodiment, the supporting member 50 includes only the supporting shaft 51, one end of the supporting shaft 51 abuts against the bottom wall of the mounting groove 13, the spring is sleeved outside the mounting post 511, and the spring abuts between the supporting surface 52 and the connecting shaft 200, and is compressed. The spring is fitted to the outside of the mounting post 511 and is abutted between the support surface 52 and the connection shaft 200, so that the spring can be reliably mounted between the support shaft 51 and the connection shaft 200, and the spring can be reliably abutted between the support shaft 51 and the connection shaft 200.
As shown in fig. 4, the ball-and-socket joint 100 according to the second embodiment of the present application is different from the ball-and-socket joint 100 of the first embodiment in that: the bottom wall of the mounting groove 13 is provided with a first fitting groove 131, the wear-resistant layer 70 is provided in the first fitting groove 131, and the support shaft 51 is abutted against the wear-resistant layer 70. In this embodiment, a part of the material of the ball cage housing 10 can be removed, and the weight of the ball cage housing 10 can be reduced, so that the weight of the ball cage joint 100 can be reduced, which is advantageous for the lightweight design of the ball cage joint 100. In addition, the wear-resistant layer 70 may be embedded in the first fitting groove 131, and the inner sidewall of the first fitting groove 131 may limit the wear-resistant layer 70, so that the wear-resistant layer 70 is reliably installed in the first fitting groove 131. By providing the wear layer 70, wear to the cage housing 10 can be reduced and the life of the cage housing 10 can be extended. Further, after the wear-resistant layer 70 is mounted in the first mounting groove 131, the outer surface of the wear-resistant layer 70 adjacent to the support 50 is flush with the inner wall of the mounting groove 13, thereby flattening the inner wall of the mounting groove 13.
As shown in fig. 5, the support 50 may include: the support ball 53 and the support shaft 51, the support ball 53 is a round ball, along the axial direction of the ball cage shell 10, the support shaft 51 is located between the support ball 53 and the elastic piece 60, the end portion, away from the support ball 53, of the support shaft 51 is provided with a mounting column 511, the cross section size of the mounting column 511 is smaller than that of the support shaft 51, a support surface 52 is formed between the mounting column 511 and the support shaft 51, the elastic piece 60 is a spring, the spring is sleeved on the outer side of the mounting column 511, one end of the spring is in butt joint with the support surface 52, and the other end of the spring is suitable for being in butt joint with the connecting shaft 200, so that the spring is compressed between the support surface 52 and the connecting shaft 200. The end of the support shaft 51 near the support ball 53 is provided with a second assembly groove 512, a part of the support ball 53 is mounted in the second assembly groove 512, the support ball 53 is abutted against the bottom wall of the mounting groove 13, the support ball 53 can be limited by the inner side wall of the second assembly groove 512 by mounting the part of the support ball 53 in the second assembly groove 512, and the support ball 53 and the support shaft 51 are prevented from being separated when the connecting shaft 200 swings, so that the support ball 53 is reliably abutted against the bottom wall of the mounting groove 13. The ball-and-socket joint 100 of the third embodiment of the present application is different from the ball-and-socket joint 100 of the first embodiment in that: the support 50 of the ball and socket joint 100 of the third embodiment includes a support ball 53 and a support shaft 51.
As shown in fig. 3 and 4, in some embodiments of the present application, the end of the connection shaft 200 near the support member 50 has a third fitting groove 201, a portion of the support member 50 is fitted into the third fitting groove 201, and the elastic member 60 is abutted between the support member 50 and the bottom wall of the third fitting groove 201. Wherein, along the axial direction of the ball cage housing 10, the end of the connecting shaft 200 near the supporting member 50 is provided with a third assembling groove 201, the end of the third assembling groove 201 near the supporting member 50 is arranged in an open way, the part of the structure of the supporting member 50 and the elastic member 60 are assembled in the third assembling groove 201, and the elastic member 60 is abutted between the supporting member 50 and the bottom wall of the third assembling groove 201. By fitting the elastic member 60 and a part of the structure of the support member 50 into the third fitting groove 201, the structure of the ball and cage joint 100 can be made more compact, which is advantageous in reducing the volume of the ball and cage joint 100. And, the inside wall of third assembly groove 201 can be spacing to connecting axle 200, avoids connecting axle 200 to shift out third assembly groove 201, promotes ball cage universal joint 100 operational reliability.
As shown in fig. 5, the bottom wall of the third fitting groove 201 has a positioning post 202, and in this embodiment, the spring is sleeved on the outer side of the positioning post 202 and the outer side of the mounting post 511 at the same time, so that the spring is prevented from rocking in the third fitting groove 201, and thus the spring can be reliably abutted between the support member 50 and the bottom wall of the third fitting groove 201.
In some embodiments of the present application, the outer circumferential wall of the support member 50 abuts against the inner circumferential wall of the third fitting groove 201 so that the support member 50 and the inner circumferential wall of the third fitting groove 201 are in guiding engagement. As shown in fig. 3 and 4, the outer peripheral wall of the support shaft 51 abuts against the inner peripheral wall of the third fitting groove 201, the inner peripheral wall of the third fitting groove 201 may limit the support member 50, and the inner peripheral wall of the third fitting groove 201 may guide the support member 50, so that the support member 50 may move relative to the connection shaft 200 in the axial direction of the connection shaft 200, and the support member 50 may reliably abut against the bottom wall of the mounting groove 13.
As shown in fig. 5, the outer peripheral wall of the support shaft 51 and the support ball 53 are in contact with the inner peripheral wall of the third fitting groove 201, the inner peripheral wall of the third fitting groove 201 may limit the support shaft 51 and the support ball 53, and the inner peripheral wall of the third fitting groove 201 may guide the support shaft 51 and the support ball 53, so that the support 50 may be moved relative to the connection shaft 200 in the axial direction of the connection shaft 200, and the support 50 may be reliably brought into contact with the bottom wall of the mounting groove 13.
In some embodiments of the present application, as shown in fig. 3, the maximum working swing angle β of the ball-and-socket joint 100 is defined by the bottom wall of the mounting groove 13 being configured to have a spherical surface within a range equal to 2 times the maximum working swing angle β of the ball-and-socket joint 100, so that it is ensured that the supporting member 50 always abuts against the spherical surface of the bottom wall of the mounting groove 13 when the connection shaft 200 swings.
In some embodiments of the present application, as shown in FIG. 8, the ball cage housing 10 may be fixedly coupled to the stationary shaft 300, thereby securing the position of the ball cage joint 100.
A vehicle according to an embodiment of the present application includes the ball and socket joint 100 of the above-described embodiment. The ball cage universal joint 100 is mounted on a vehicle, one end of the supporting member 50 is abutted against the bottom wall of the mounting groove 13, the elastic member 60 is elastically supported between the other end of the supporting member 50 and the connecting shaft 200, at this time, the elastic member 60 is compressed and provided with elastic force, the one end of the supporting member 50 is reliably abutted against the bottom wall of the mounting groove 13 under the elastic force of the elastic member 60, the connecting shaft 200, the retainer 30 and the star cover 40 are all subjected to thrust force in the direction of the opening end of the mounting space 11, the star cover 40 can be abutted against the retainer 30, the retainer 30 can be abutted against the ball cage housing 10, the gap between the star cover 40 and the retainer 30 and the gap between the retainer 30 and the ball cage housing 10 are eliminated, the axial gap between the star cover 40 and the retainer 30 and the ball cage housing 10 is eliminated, when the ball cage universal joint 100 is subjected to instantaneous torque, abnormal noise generated by collision between the star cover 40 and the retainer 30 and the ball cage housing 10 is reduced, and the riding comfort of the vehicle is improved.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the application, the scope of which is defined by the claims and their equivalents.
Claims (12)
1. A ball and socket joint, comprising:
the ball cage comprises a ball cage shell, wherein the ball cage shell defines an installation space with one open end, a first ball channel groove extending along the axial direction of the ball cage shell is formed in the inner side wall of the installation space, an installation groove communicated with the installation space is formed in the inner bottom wall of the installation space, and the bottom wall of the installation groove is arc-shaped;
the ball, the retainer and the star cover are all arranged in the installation space, the retainer is sleeved outside the star cover and is provided with a first installation hole, the outer circumferential wall of the star cover is provided with a second ball channel groove extending along the axial direction of the ball cage shell, the second ball channel groove is arranged corresponding to the first ball channel groove, the ball penetrates through the first installation hole, the ball is assembled in the first ball channel groove and the second ball channel groove, and the star cover is provided with a second installation hole which is suitable for assembling a connecting shaft;
the support piece and the elastic piece, the one end of support piece with the diapire butt of mounting groove, the elastic piece is suitable for elastic support between the other end of support piece and the connecting axle to make the star cover with the holder butt and make the holder with the cage shell butt.
2. The ball and socket joint according to claim 1, wherein the bottom wall of said mounting groove is a spherical profile.
3. The ball and socket joint according to claim 1, wherein the bottom wall of said mounting groove is smooth.
4. The ball and socket joint according to claim 1, wherein the bottom wall of said mounting groove has a wear layer, one end of said support member abuts said wear layer, and a surface of said wear layer opposite said support member is spherical.
5. The ball and socket joint according to claim 4, wherein said mounting groove has a first mounting groove in a bottom wall thereof, said wear layer being mounted in said first mounting groove.
6. The ball and socket joint according to claim 4, wherein said wear layer is the same material as said support member.
7. The ball and socket joint according to claim 1, wherein said support member comprises: the support shaft, the one end of support shaft with the diapire butt of mounting groove, the other end of support shaft has the erection column, the erection column with form the holding surface between the support shaft, the elastic component is the spring, the spring housing is located the outside of erection column, just the one end of spring with the holding surface butt, the other end of spring be suitable for with the connecting axle butt.
8. The ball and socket joint according to claim 1, wherein said support member comprises: the support ball and back shaft, the back shaft is located the back ball with between the elastic component, the back shaft is kept away from the tip of back ball has the erection column, the erection column with form the holding surface between the back shaft, the elastic component is the spring, the spring housing is located the outside of erection column, just the one end of spring with the holding surface butt, the other end of spring be suitable for with the connecting axle butt, the back shaft is close to the tip of back ball has the second assembly groove, the part of back ball install in the second assembly inslot, just the back ball with the diapire butt of mounting groove.
9. The ball and socket joint according to any one of claims 1-8, wherein an end of said connecting shaft adjacent to said support member has a third fitting groove in which a portion of said support member is fitted, said elastic member abutting between said support member and a bottom wall of said third fitting groove.
10. The ball and socket joint according to claim 9, wherein an outer peripheral wall of said support member abuts an inner peripheral wall of said third fitting groove.
11. The ball and socket joint according to any one of claims 1-8, wherein said support member is made of a wear resistant material.
12. A vehicle characterized by comprising a ball and socket joint according to any one of claims 1-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311309993.6A CN117052805B (en) | 2023-10-11 | 2023-10-11 | Ball cage universal joint and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311309993.6A CN117052805B (en) | 2023-10-11 | 2023-10-11 | Ball cage universal joint and vehicle |
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| Publication Number | Publication Date |
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| CN117052805A true CN117052805A (en) | 2023-11-14 |
| CN117052805B CN117052805B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311309993.6A Active CN117052805B (en) | 2023-10-11 | 2023-10-11 | Ball cage universal joint and vehicle |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10238549A (en) * | 1997-02-28 | 1998-09-08 | Honda Motor Co Ltd | Constant velocity universal joint |
| US20030083135A1 (en) * | 2001-10-26 | 2003-05-01 | Kenta Yamazaki | Fixed constant velocity joint |
| CN105909686A (en) * | 2016-05-27 | 2016-08-31 | 温州市冠盛汽车零部件集团股份有限公司 | Double-slip anti-release driving shaft assembly |
| CN208702950U (en) * | 2018-07-24 | 2019-04-05 | 杭州天宝汽车零部件有限公司 | A kind of constant velocity cardan joint external ball cage of automatic homing |
| CN209856250U (en) * | 2019-04-02 | 2019-12-27 | 杭州精亚机械有限公司 | Structure for reducing circumferential clearance of ball cage type constant velocity universal joint in steering column of commercial vehicle |
| CN215720328U (en) * | 2021-08-03 | 2022-02-01 | 四川绵阳德鑫机械有限公司 | Quick detachable zero clearance constant velocity cardan joint that steering column used |
| CN217519086U (en) * | 2022-07-18 | 2022-09-30 | 青岛即东汽车零部件有限公司 | Gapless rzeppa universal joint for steering column |
-
2023
- 2023-10-11 CN CN202311309993.6A patent/CN117052805B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10238549A (en) * | 1997-02-28 | 1998-09-08 | Honda Motor Co Ltd | Constant velocity universal joint |
| US20030083135A1 (en) * | 2001-10-26 | 2003-05-01 | Kenta Yamazaki | Fixed constant velocity joint |
| CN105909686A (en) * | 2016-05-27 | 2016-08-31 | 温州市冠盛汽车零部件集团股份有限公司 | Double-slip anti-release driving shaft assembly |
| CN208702950U (en) * | 2018-07-24 | 2019-04-05 | 杭州天宝汽车零部件有限公司 | A kind of constant velocity cardan joint external ball cage of automatic homing |
| CN209856250U (en) * | 2019-04-02 | 2019-12-27 | 杭州精亚机械有限公司 | Structure for reducing circumferential clearance of ball cage type constant velocity universal joint in steering column of commercial vehicle |
| CN215720328U (en) * | 2021-08-03 | 2022-02-01 | 四川绵阳德鑫机械有限公司 | Quick detachable zero clearance constant velocity cardan joint that steering column used |
| CN217519086U (en) * | 2022-07-18 | 2022-09-30 | 青岛即东汽车零部件有限公司 | Gapless rzeppa universal joint for steering column |
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| Publication number | Publication date |
|---|---|
| CN117052805B (en) | 2024-01-26 |
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