专利摘要:
A telescopic homokinetic joint which is capable of filtering vibrations coming from the driving means and is also devoid, or substantially devoid, of periodical internal friction. This result is obtained in a homokinetic joint comprising a first element including three pairs of planes which are evenly angularly spaced apart about a first axis, the planes of each pair being parallel to each other and to said axis, a second element defining three spherical bearing surfaces which are evenly angularly spaced apart about a second axis, and intermediate elements. The intermediate elements comprise planar surfaces which are respectively parallel to the planes and spherical surfaces which cooperate with the spherical bearing surfaces. According to the invention, rolling elements are interposed between the planar surfaces of the intermediate elements and the planes of the first element.
公开号:SU1414327A3
申请号:SU823443202
申请日:1982-05-28
公开日:1988-07-30
发明作者:Александр Орэн Мишель
申请人:Гланзер Списер,(Фирма);
IPC主号:
专利说明:

31
WITH
to
The invention relates to mechanical engineering, in particular, to universal joints used in automobile transmissions, especially automobiles with a front axle, between the engine's power take-off shaft and the driving wheel, in which one half coupling enters the other and is connected to it by sliding or rolling elements.
The purpose of the invention is to expand the field of application by obtaining operational characteristics.
FIG. 1 shows the cardan, plan; in fig. 2 is a section A-A in FIG. 1 | H4 Fig, 3 - the device elastic return cage in the middle position, a general view.
The cardan contains a covered coupling half 1 and a coupling coupling half 2j which are connected to one another by means of inserts 3 and sleeves 4 with rolling elements 5.
Covered coupling half 1 is made in the form of a shaft 6 with three evenly located and radially oriented pins 7.
Each of the trunnions 7 is made with a convex spherical surface 8, on which faces 9 are made, which are parallel to the radial plane and are intended to provide installation of the insert.
The covering half-coupling 2 is made in the form of a hollow cup 10 with three pairs of flat surfaces 11 enclosed by the shell 12. The flat surfaces 11 of the pair are parallel to each other and parallel to the common longitudinal axis X-X of the cardan. Pairs of Flat surfaces 11 are evenly spaced around axis X-X. The box 12 is made with the limiters 13, which are arranged to interact with the sleeves 4 at the end of their turn.
The insert 3 is made with concave spherical surfaces 14 and flat surfaces 15. Cages 4. made rectangular in shape with two opposite sides of the sides 16j connected one with the other end bridges 17, they contain rolling elements 5 in the form of needles installed in sockets 18 located on the sides 1f
Rolling elements 5 form a series of elements whose length exceeds
0
five
0
five
0
five
0
five
0
five
the length of the flat surfaces of 15 liners 3.
In addition, the cardan contains the device elastic return of the clips 4 in the middle position. The springback return device comprises a shafter 19 with an outer head 20 and an inner head 21, two sprockets 22 made of an elastic material, each of which contains three radial beams 23, two springs 24 and 25, a movable ring 26 and a fixed ring 27.
The spring return device of the clips is installed in the opening 28 of the female coupling half 1, with the possibility of interaction of the beams 23 with the end bridges 17 of the clips 4, and also with the possibility of axial movement.
Cardan works as follows.
When a torque is transmitted between the shafts at an angle to one another, the liners 3 swing and turn as a result of sliding between the spherical surfaces 8, 14, and the rolling elements 5 roll between the surfaces 11, 15, while moving the collars 4 . (Moving the yoke 4 causes the compression of one of the springs 24, 25 and the bending of the rays 23 of the sprocket 22. Compressing the spring and the bending of the beam 23 causes the occurrence of axial force, which tends to return the yoke 4 to the middle position.
The gap between the rolling elements 5 and the surfaces can be completely eliminated. In this compound, it is possible to create a tension that does not affect the smooth operation of the cardan.
The smoothness of the work is ensured by the flexibility of the edges of the insert, as well as the fact that the load and unloading of the rolling elements are carried out smoothly.
When a needle penetrates between the edge of the liner and the surface 11, its middle part is first loaded, then the size of the middle part of the needle increases until the entire needle width is under load.
When three cages move in the same direction for the same distance, the same bending of the beams 23 of the asterisks 22 occurs.
The difference in spacing or movement directions of the clips is compensated for by the various bending of the beams 23 asterisks 22.
31414327
Ensuring the backlash-free connection of the coupling halves 1 and 2, the installation of the rolling elements 5 between the surfaces
2. Cardan according to claim 1, characterized in that each clip is made with two opposite
11, 15, the implementation of the length of a series of elements with the sides, in which the roller is larger than the length of the surface 15 of the liners 3, as well as the execution of the shape of the liners provide filtering of the vibration generated by the engine, as well as the free movement of the cardan components on the magnitude of the angle between the connected shafts, which provides an improvement in the performance characteristics of the cardan (increasing comfort in 15 uses), leading to an expansion of its field of application.
This includes a series of rolling elements connected to each other by end bridges.
3. Cardan according to claims 1 and 2, characterized in that each holder is made rectangular.
4. Kardan on PP. 1-3, characterized in that each rolling element is needle-filled.
5t Cardan according to claim 2, characterized in that between each clip and the surrounding coupling half a spring return device of the clip to the middle position is installed.
Invention formula
1. A telescopic synchronous cardan containing a covered coupling half with three convex spherical surfaces evenly spaced around its longitudinal axis and enclosing a coupling half with three evenly spaced pairs of flat surfaces parallel to one another and said axis, which are interoperable by means of an input In this case, each of the liners is made of a flat-concave shape with a spherical surface and a flat surface parallel to the stem of a flat flat surface of hw- installed with the possibility of interleaving numping and mounted with the possibility of its spherical surface interacting with the spherical surface of the male half coupling, characterized in that, in order to expand the field of application, the rolling elements are installed between the flat surfaces of the coupling half and the coupling half; the rolling elements are arranged in three cages, each of which contains two rows of the said rolling elements, and the length of each of the rows exceeds the length of the flat surface of the insert.
actions with rolling elements and the spherical surface of the male half coupling, are made with two pairs of working surfaces, each of
40 of which contains flat and concave surfaces.
8. Cardan according to claim 7, about the t of l and h with the fact that on the convex spherical surfaces covered
The 45 coupling halves are filled with faces to ensure the installation of liners.
9. Cardan according to claim 2, denounced by the fact that the female holder contains movement stops of the holder.
50
five
0
5 o
This includes a series of rolling elements connected to each other by end bridges.
3. Cardan according to claims 1 and 2, characterized in that each holder is made rectangular.
4. Kardan on PP. 1-3, characterized in that each rolling element is needle-filled.
5t Cardan according to claim 2, characterized in that between each clip and the surrounding coupling half a spring return device of the clip to the middle position is installed.
6. Kardan on PP. 2-5, characterized in that the spring return cage device comprises
at least, a star-shaped element with three rays, arranged with the possibility of interaction with bridges, and at least one spring located between the star and the covered coupling half.
i
7. Kardan on PP. 1-6, characterized in that insert.
mounted with the ability to interact with the rolling elements and the spherical surface of the male half coupling, are made with two pairs of working surfaces, each of
which contains flat and concave surfaces.
8. Cardan according to claim 7, about the t of l and h with the fact that on the convex spherical surfaces covered
the coupling halves are filled with faces to ensure the installation of the liners.
9. Cardan according to claim 2, denounced by the fact that the female holder contains movement stops of the holder.
1
11 9
77
21 26 25 27 FIG. J
YU
权利要求:
Claims (9)
[1]
Claim
1. A telescopic synchronous universal joint comprising a male coupling half with three convex spherical surfaces evenly spaced around its longitudinal axis and a female coupling half with three uniformly spaced pairs of flat surfaces parallel to one another and the said axis, which are arranged to interact by means of three liners, this, each of the liners is made flat-concave with a spherical surface and a flat surface parallel to the corresponding flat surface o rolling nolumufty, and installed with the possibility of interaction of its spherical surface with the spherical surface of the covered coupling half, characterized in that, in order to expand the scope, between the flat surfaces · liners and covering the coupling half installed rolling elements, and the rolling elements are located in 45 three holders, each of which contains two rows of the said rolling elements, and the length of each of the rows exceeds the length of the flat surface of the liner. . fifty
[2]
2. Cardan according to claim 1, characterized in that each cage is made with two opposite lateral sides, each of which contains the aforementioned series of rolling elements connected to each other by end bridges.
[3]
3. Cardan according to claims 1 and 2, characterized in that each clip is made in a rectangular shape.
[4]
4. Cardan for PP. 1-3, characterized in that each rolling element is made needle-like.
[5]
5t Cardan according to claim 2, characterized in that between each cage and the female coupling half there is installed a device for elastic return of the cage to the middle position.
[6]
6. Cardan for PP. 2-5, characterized in that the device for the elastic return of the cage contains at least one element in the form of a star with three beams installed with the possibility of interaction with. jumpers of clips, and at least one spring located between the star and covered by the coupling half.
i
[7]
7. Cardan for PP. 1-6, characterized in that the liners are installed with the possibility of interaction with the rolling elements and the spherical surface of the male coupling half, made with two pairs of working surfaces, each of which contains a flat and concave surface.
[8]
8. ’Cardan according to claim 7, characterized in that on the convex spherical surfaces of the male coupling half faces are made to ensure installation
[9]
9. Gimbal according to the subject, the clip contains inserts ·
Clause 2, revealing that covering the limiters of the course of the clip.
FIG. 2
21 26 25. 27
Fig.Z
类似技术:
公开号 | 公开日 | 专利标题
SU1414327A3|1988-07-30|Telescopic synchronous universal joint
US4741723A|1988-05-03|Slidable homokinetic joint, in particular for a lateral vehicle transmission
US3381497A|1968-05-07|Universal joint
US3324682A|1967-06-13|Ball type constant velocity universal joint
GB2176871A|1987-01-07|Homokinetic universal joint
GB2195167A|1988-03-30|Universal joints
KR940015307A|1994-07-20|Constant speed universal joint
GB2222659A|1990-03-14|Roller bearing.
US3250089A|1966-05-10|Coupling devices for rotating shafts disposed end to end
US3831400A|1974-08-27|Constant-velocity joint
JPH0942304A|1997-02-10|Constant velocity universal joint
US2869340A|1959-01-20|Shaft assemblies
US2917910A|1959-12-22|Coupling
JPH0612129B2|1994-02-16|Roller bearing
JPH06159383A|1994-06-07|Slidable type transmission joint with joint
JPS62255615A|1987-11-07|Slide type constant speed universal coupling
SU838136A1|1981-06-15|Playless coupling
RU1773292C|1992-10-30|Flexible coupling
SU718644A1|1980-02-29|Dog coupling
GB897263A|1962-05-23|Improvements in or relating to flexible coupling or connecting members
US2809505A|1957-10-15|Expansible universal joints
US3248968A|1966-05-03|Vibration reducing devices
SU1383032A1|1988-03-23|Elastic expanding coupling
SU838148A1|1981-06-15|Flexible coupling
SU804918A1|1981-02-15|Elactic coupling
同族专利:
公开号 | 公开日
GB2099551A|1982-12-08|
MX158567A|1989-02-15|
FR2506872B1|1986-05-09|
BR8203188A|1983-05-17|
IT8267542D0|1982-04-23|
US4580995A|1986-04-08|
FR2506872A1|1982-12-03|
JPH0245048B2|1990-10-08|
DE3219187C2|1986-07-31|
IT1155162B|1987-01-21|
DE3219187A1|1982-12-30|
JPS58626A|1983-01-05|
GB2099551B|1984-12-19|
ES8303630A1|1983-03-01|
ES511539A0|1983-03-01|
US4490126A|1984-12-25|
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法律状态:
优先权:
申请号 | 申请日 | 专利标题
FR8110796A|FR2506872B1|1981-06-01|1981-06-01|TELESCOPIC HOMOCINETIC JOINT|
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