CN210484443U

CN210484443U - Three-fork universal joint of spherical roller

Info

Publication number: CN210484443U
Application number: CN201921495071.8U
Authority: CN
Inventors: 朱伟良; 蔡光兴
Original assignee: Hangzhou Lvhe Auto Parts Co Ltd
Current assignee: Hangzhou Yongchao Machinery Co.,Ltd.
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-05-08
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses a trident universal joint of spherical gyro wheel, be equipped with the three round pin support bodies of spline hole in including, the circumference of three round pin support body outer walls is provided with three trident festival axle, trident festival axle includes the chassis, the middle part fixedly connected with screw thread axle in the chassis outside, and the cover is equipped with the mount pad on the outer wall of screw thread axle, the mount pad includes the base, the draw-in groove has been seted up to the base inboard, the spacing groove has been seted up in the outside at base top, the top fixedly connected with casing of base, the fixed cover in top of casing outer wall is equipped with two baffles, the top of baffle just is located the outer wall of casing and has seted up flutedly, the utility model relates to an universal joint technical field. This spherical roller's trident universal joint through being provided with the mount pad, mount pad and trident festival axle separation set up, and installation space increases, and it is more convenient to install, has improved the installation effectiveness, when carrying out the maintenance of spare part, has improved work efficiency.

Description

Three-fork universal joint of spherical roller

Technical Field

The utility model relates to an universal joint technical field specifically is a trident universal joint of spherical gyro wheel.

Background

The universal joint is a universal joint, is a part for realizing variable-angle power transmission, is used for needing to change the position of the transmission axis direction, is a joint part of a universal transmission device of an automobile driving system, is combined with a transmission shaft and is called a universal joint transmission device, and on a vehicle driven by a rear wheel of a front engine, the universal joint transmission device is arranged between an output shaft of a speed changer and an input shaft of a main speed reducer of a drive axle; the front engine front wheel driven vehicle omits a transmission shaft, and the universal joint is arranged between a front axle half shaft which is responsible for driving and steering and wheels.

When installing current trident universal joint, install spherical gyro wheel on the footpath of trident pitch axle usually, the retaining ring, the snap ring, the kingpin, pack into whole spherical gyro wheel trident universal joint assembly into the three-column groove shell again can, whole spare part dispersion, cause the condition that spare part neglected loading or adorn less easily when the installation, influence the production quality of product, simultaneously because spare part installs in proper order, work efficiency is low, the coarse condition of mounted position appears easily in the installation, for this, we design the trident universal joint of a spherical gyro wheel, solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a spherical gyro wheel's trident universal joint has solved whole spare part dispersion, causes the condition that spare part neglected loading or adorn less easily when the installation, influences the production quality of product, simultaneously because spare part installs in proper order, work efficiency is low, appears the problem of the inaccurate condition of mounted position in the installation easily.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a three-fork universal joint of a spherical roller comprises a three-pin frame body provided with a spline inner hole inside, three-fork joint shafts are arranged on the outer wall of the three-pin frame body in the circumferential direction, each three-fork joint shaft comprises a chassis, a threaded shaft is fixedly connected to the middle part of the outer side of the chassis, and the outer wall of the threaded shaft is sleeved with a mounting seat which comprises a base, the inner side of the base is provided with a clamping groove, the outer side of the top of the base is provided with a limit groove, the top of the base is fixedly connected with a shell, two baffles are fixedly sleeved at the top of the outer wall of the shell, a groove is arranged above the baffles and on the outer wall of the shell, a plurality of roller pins are sleeved in the middle of the outer wall of the shell, a retainer ring is fixedly sleeved between the two baffles and on the outer wall of the shell, the outer wall of the groove is sleeved with a clamping ring, and the outer parts of the rolling needles are movably sleeved with spherical rollers.

Preferably, three trifurcate axes are distributed in an annular array.

Preferably, the chassis is fixedly connected to the outer wall of the three-pin frame body.

Preferably, the threaded shaft is in threaded connection with the mounting seat.

Preferably, the diameter of the inner wall of the clamping groove is matched with the diameter of the outer wall of the chassis.

Preferably, the baffle is of an annular structure, and the two baffles are parallel to each other.

Preferably, the rolling needles are movably installed in a limiting groove in the vertical direction, and the limiting groove is of an annular structure.

Preferably, the inner diameter of the retainer ring is smaller than the outer diameter of the baffle plate, and the retainer ring is made of rubber.

Advantageous effects

The utility model provides a three fork universal joint of spherical gyro wheel. Compared with the prior art, the method has the following beneficial effects:

(1) the trifurcate universal joint of the spherical roller is provided with the mounting seat, the mounting seat comprises a base, the inner side of the base is provided with a clamping groove, the outer side of the top of the base is provided with a limiting groove, the top of the base is fixedly connected with a shell, the top of the outer wall of the shell is fixedly sleeved with two baffles, a groove is arranged above the baffles and on the outer wall of the shell, the middle part of the outer wall of the shell is sleeved with a plurality of roller pins, a retainer ring is fixedly sleeved between the two baffles and on the outer wall of the shell, the outer wall of the groove is sleeved with a retainer ring, the mounting seat is separated from a trifurcate shaft, so that the preassembling of a plurality of parts can be realized, and then the spherical roller is integrally assembled, the working efficiency is greatly improved.

(2) This spherical gyro wheel's trident universal joint through adopting threaded connection with mount pad and trident pitch axle, improves the efficiency of installation and dismantlement. A plurality of grooves are formed in the mounting seat, so that the mounting of parts is firmer and firmer, and the quality of products is improved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the spherical roller of the present invention;

fig. 3 is a cross-sectional view of the mounting base of the present invention.

In the figure: 1. a spline inner bore; 2. a three pin frame body; 3. a three-fork joint shaft; 4. a chassis; 5. a threaded shaft; 6. a mounting seat; 7. a base; 8. a card slot; 9. a limiting groove; 10. a housing; 11. a baffle plate; 12. a groove; 13. rolling needles; 14. a retainer ring; 15. a snap ring; 16. a spherical roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a three-fork universal joint of a spherical roller comprises a three-pin frame body 2 internally provided with a spline inner hole 1, three-fork joint shafts 3 are arranged on the outer wall of the three-pin frame body 2 along the circumferential direction, the three-fork joint shafts 3 are distributed in an annular array, each three-fork joint shaft 3 comprises a chassis 4, the chassis 4 is fixedly connected to the outer wall of the three-pin frame body 2, a threaded shaft 5 is fixedly connected to the middle of the outer side of the chassis 4, a mounting seat 6 is sleeved on the outer wall of the threaded shaft 5, the threaded shaft 5 is in threaded connection with the mounting seat 6, the mounting seat 6 comprises a base 7, a clamping groove 8 is formed in the inner side of the base 7, the diameter of the inner wall of the clamping groove 8 is matched with the diameter of the outer wall of the chassis 4, a limiting groove 9 is formed in the outer side of the top of the base 7, a shell 10 is fixedly, a groove 12 is arranged above the baffles 11 and on the outer wall of the shell 10, a plurality of roller pins 13 are sleeved in the middle of the outer wall of the shell 10, the roller pins 13 are movably arranged in the limiting groove 9 along the vertical direction, the limiting groove 9 is of an annular structure, a retainer ring 14 is fixedly sleeved between the two baffles 11 and on the outer wall of the shell 10, the inner diameter of the retainer ring 14 is smaller than the outer diameter of the baffles 11, the retainer ring 14 is made of rubber, the outer wall of the groove 12 is sleeved with a snap ring 15, the outer parts of the plurality of roller pins 13 are movably sleeved with spherical rollers 16, through the installation seat 6, the installation seat 6 is separated from the three-fork joint shaft 3, the preassembly of a plurality of parts can be realized, and then the spherical roller 16 is integrally installed, compared with the traditional installation method, the installation space is increased, the installation is more convenient, the installation efficiency is improved, and meanwhile, when the parts are overhauled and replaced, the working efficiency is greatly improved. Through adopting threaded connection with mount pad 6 and trident pitch axle 3, improve the efficiency of installation and dismantlement. A plurality of grooves are formed in the mounting seat 6, so that the parts can be mounted more firmly and stably, and the quality of products is improved.

During the use, when the universal joint is installed, firstly, the rolling needle 13, the check ring 14 and the snap ring 15 are pre-installed on the installation seat 6 in sequence, the rolling needle 13 is clamped in the limiting groove 9 along the vertical direction, the check ring 14 is clamped between the two baffle plates 11, the snap ring 15 is sleeved on the outer side of the groove 12, an operator can conveniently connect the installation seat 6 on the outer wall of the three-fork joint shaft 3 in a whole threaded mode, finally, the spherical roller 16 is sleeved on the outer portion of the rolling needle 13, and finally, the three-fork universal joint is integrally installed in the three-column groove shell, so that the three-fork universal joint.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a trident universal joint of spherical gyro wheel, is equipped with three round pin support bodies (2) of spline hole (1) in including, the circumference of three round pin support bodies (2) outer wall is provided with three trident pitch axle (3), its characterized in that: the three-fork joint shaft (3) comprises a chassis (4), a threaded shaft (5) is fixedly connected to the middle of the outer side of the chassis (4), a mounting seat (6) is sleeved on the outer wall of the threaded shaft (5), the mounting seat (6) comprises a base (7), a clamping groove (8) is formed in the inner side of the base (7), a limiting groove (9) is formed in the outer side of the top of the base (7), a shell (10) is fixedly connected to the top of the base (7), two baffles (11) are fixedly sleeved on the top of the outer wall of the shell (10), a groove (12) is formed in the upper portion of each baffle (11) and located on the outer wall of the shell (10), a plurality of roller pins (13) are sleeved in the middle of the outer wall of the shell (10), a retainer ring (14) is fixedly sleeved between the baffles (11) and located on the outer wall of the shell (10), and a snap ring (, the outer parts of the rolling needles (13) are movably sleeved with spherical rollers (16).

2. The trifurcated gimbal of spherical rollers of claim 1, wherein: the three-fork joint shafts (3) are distributed in an annular array.

3. The trifurcated gimbal of spherical rollers of claim 1, wherein: the chassis (4) is fixedly connected to the outer wall of the three-pin frame body (2).

4. The trifurcated gimbal of spherical rollers of claim 1, wherein: the threaded shaft (5) is in threaded connection with the mounting seat (6).

5. The trifurcated gimbal of spherical rollers of claim 1, wherein: the diameter of the inner wall of the clamping groove (8) is matched with the diameter of the outer wall of the chassis (4).

6. The trifurcated gimbal of spherical rollers of claim 1, wherein: the two baffles (11) are both of annular structures, and the two baffles (11) are parallel to each other.

7. The trifurcated gimbal of spherical rollers of claim 1, wherein: the rolling needles (13) are movably arranged in the limiting groove (9) along the vertical direction, and the limiting groove (9) is of an annular structure.

8. The trifurcated gimbal of spherical rollers of claim 1, wherein: the inner diameter of the retainer ring (14) is smaller than the outer diameter of the baffle (11), and the retainer ring (14) is made of rubber.