CN109236877A - A kind of vehicle driving shaft assembly - Google Patents
A kind of vehicle driving shaft assembly Download PDFInfo
- Publication number
- CN109236877A CN109236877A CN201810984207.5A CN201810984207A CN109236877A CN 109236877 A CN109236877 A CN 109236877A CN 201810984207 A CN201810984207 A CN 201810984207A CN 109236877 A CN109236877 A CN 109236877A
- Authority
- CN
- China
- Prior art keywords
- dust
- lip
- mounting groove
- spring mounting
- interconnecting piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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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
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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
- F16D2003/22323—Attachments to the shaft of the inner joint member whereby the attachments are distanced from the core
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
Abstract
The present invention provides a kind of vehicle driving shaft assemblies, including tripod universal joint, rzeppa joint, input shaft, output shaft and transmission shaft, the tripod universal joint and the rzeppa joint are connected to the both ends of the transmission shaft, the input shaft and the output shaft are connected on the tripod universal joint and the rzeppa joint, the first dust cover and the second dust cover are respectively equipped on the tripod universal joint and the rzeppa joint, the rzeppa joint has spherical shell, the spherical surface of the spherical shell is connected with the interconnecting piece of second dust cover lower end.Vehicle driving shaft assembly provided by the invention, since the spherical shell of rzeppa joint and the interconnecting piece of the second dust cover lower end can relatively move, the fatigue damage of the second dust cover can be thus reduced, the lower part of interconnecting piece is equipped with dust-scraping device, further increases the dust-proof effect of the second dust cover.
Description
Technical field
The present invention relates to a kind of vehicle driving shaft assemblies, more particularly to a kind of vehicle driving shaft assembly.
Background technique
Vehicle driving shaft assembly is the set of various transmission shaft correlated parts, can be realized power transmitting, is automobile entirety
Important component in system.
Publication CN201520279878.3 discloses a kind of vehicle driving shaft assembly with buffer structure, including
Tripod universal joint, rzeppa joint, input shaft, output shaft and transmission shaft, the tripod universal joint and ball cage type
Universal joint is connected to both ends of the drive shaft, and the input shaft and output shaft are connected to tripod universal joint and ball cage type is universal
On section, it is respectively equipped with the first dust cover and the second dust cover on the tripod universal joint and rzeppa joint, dust-proof
The both ends of cover are equipped with beam ring, reinforce the stability of dust cover installation.However, since rzeppa joint is to realize that varied angle is dynamic
The parts of power transmitting, there are angles between transmission shaft and output shaft, and after prolonged use, the fold part of the second dust cover is easy
There is fatigue damage, the dust reduction capability of the second dust cover is made to fail.
In conclusion how to reduce the damage failure of the second dust cover, the service life of the second dust cover is improved, is this field
Technical staff's urgent problem.
Summary of the invention
The object of the present invention is to provide a kind of vehicle driving shaft assemblies, solve in vehicle travel process, due to transmission
There are angles between axis and output shaft, so that the second dust cover is iteratively produced deformation, after prolonged use, the second dust cover
Easily there is fatigue damage in fold part, the shortcoming for making the dust reduction capability of the second dust cover fail.
In order to solve the above technical problems, the invention provides the following technical scheme: a kind of vehicle driving shaft assembly, including three balls
Pin universal joint, rzeppa joint, input shaft, output shaft and transmission shaft, the tripod universal joint and the ball cage type
Universal joint is connected to the both ends of the transmission shaft, and it is universal that the input shaft and the output shaft are connected to the tripod
On section and the rzeppa joint, it is dust-proof that first is respectively equipped on the tripod universal joint and the rzeppa joint
Cover and the second dust cover, the rzeppa joint have spherical shell, the spherical surface of the spherical shell and described second
The interconnecting piece of dust cover lower end is connected.
Further, the periphery of the interconnecting piece is equipped with several spring mounting grooves, installs in the spring mounting groove
There is the spring ring of fastening effect, the interconnecting piece is connected on the spherical surface by the spring ring, and the interconnecting piece
Inner surface is adapted with the spherical surface, and the inner surface of the interconnecting piece and the spherical surface activity cooperate.
It further, further include self-lubricating friction rings, the interior table of the interconnecting piece is arranged in the self-lubricating friction rings
Between face and the spherical surface.
Further, the self-lubricating friction rings have bar shaped boss and annular convex platform, and the bar shaped boss setting exists
On the inner surface of the self-lubricating friction rings upper end, the limiting slot sliding that the bar shaped boss is equipped with the spherical surface is matched
It closes, the annular convex platform is arranged on the outer surface of the self-lubricating friction rings lower end, and the annular convex platform is fastened on the company
In interior annular groove on the inner surface of socket part lower end.
It further, further include dust-scraping device, the dust-scraping device has arc ring portion, circular sink hole, the 4th spring
Mounting groove and third spring mounting groove, the arc ring portion is fastened in the outer annular groove of the interconnecting piece lower, outer perimeter, described
Circular sink hole is set on the flange connector of the interconnecting piece lower, outer perimeter, and the counterbore bottom surface of the circular sink hole is kept out described
The lower end surface of the lower end surface of interconnecting piece and the self-lubricating friction rings, the 4th spring mounting groove are arranged in the dust-scraping device
Lower, outer perimeter on, the third spring mounting groove is arranged in the upper periphery of the dust-scraping device, third spring peace
It is equipped with third spring ring in tankage, is equipped with the 4th spring ring in the 4th spring mounting groove.
Further, the dust-scraping device also has a first dust blowing lip and the second dust blowing lip, the first dust blowing lip and
On the inner wall for the lower part that the second dust blowing lip is arranged at the dust-scraping device, the first dust blowing lip is located at described second and scrapes
The lower section of dirt lip, the first dust blowing lip and the second dust blowing lip contradict on the spherical surface, first dust blowing
It is equipped with first between lip and the second dust blowing lip and holds dirt slot.
Further, the first dust blowing lip has the first spade procheilon and the first blade face, the first spade procheilon
Along extending axially downward for the dust-scraping device, the lower end of first blade face is connected on the first spade procheilon of institute, described
The upper end of first blade face is connected on the lower edge that described first holds dirt slot.
Further, the second dust blowing lip has the second spade procheilon and the second blade face, the second spade lip
Point is formed on the top edge that described first holds dirt slot, and the second spade procheilon axially downwardly prolongs along the dust-scraping device
It stretches, the lower end of second blade face is connected on the second spade procheilon, and second blade face is along the dust-scraping device
Axially inclined upwardly extend.
Further, the dust-scraping device also has main lip and secondary lip, and the main lip and the secondary lip are arranged at institute
It states on the inner wall on the top of dust-scraping device and conflict is on the spherical surface, the main lip is located at the lower section of the secondary lip,
Third is equipped between the main lip and the secondary lip and holds dirt slot, and second is equipped between the main lip and the second dust blowing lip and holds dirt
Slot.
Further, the spring mounting groove include the first spring mounting groove and second spring mounting groove, described first
Spring mounting groove and the setting of second spring mounting groove interval, the second spring mounting groove are located at first spring installation
The lower section of slot, first spring mounting groove is interior to be equipped with the first spring ring, is equipped with second spring in the second spring mounting groove
Circle.
It can be seen from above-mentioned technical proposal the invention has the following advantages:
1. in the prior art, the second dust cover is reinforced using beam ring at rzeppa joint end, it is used for a long time, second is dust-proof
Easily there is fatigue damage in the fold part of cover, in the present invention, the spherical shell of rzeppa joint and the second dust cover lower end
Interconnecting piece is flexibly connected, and in vehicle driving shaft assembly work, is fastened between the second dust cover upper end and transmission shaft using beam ring
Under the action of, the second dust cover is integrally rotated together with transmission shaft, and the interconnecting piece of the second dust cover is with respect to the ball of spherical shell
Shape surface while rotating, can generate relative movement, in transmission process, the second dust cover deformation quantity along the axial of output shaft
It is few compared with the prior art, thus the damage failure that the second dust cover is generated by fatigue can be reduced；
2. dust-scraping device is as interconnecting piece is when spherical surface is mobile, meeting since the lower part of interconnecting piece is equipped with dust-scraping device
The dust for striking off spherical surface attachment prevents dust from entering in the second dust cover, thus can be further improved the second dust cover
Dust-proof effect.
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram that rzeppa joint of the invention turns an angle.
Fig. 3 is the portion the A enlarged view of Fig. 1.
Fig. 4 is the portion the B enlarged view of Fig. 2.
Fig. 5 is the structural schematic diagram of the interconnecting piece of the second dust cover lower end of the invention.
Fig. 6 is the structural schematic diagram of dust-scraping device of the invention.
Fig. 7 is the structural schematic diagram of self-lubricating friction rings of the invention.
Description of symbols: rzeppa joint 10, spherical shell 11, limiting slot 11a, rotary table 11b, spherical surface 11c,
Second dust cover 20, interconnecting piece 20A, the first spring mounting groove 21, second spring mounting groove 22, outer annular groove 23, interior annular groove
24, flange connector 25, self-lubricating friction rings 30, bar shaped boss 31, annular convex platform 32, inner surface 33, dust-scraping device 40, first holds
Dirt slot 40a, second holds dirt slot 40b, and third holds dirt slot 40c, the first dust blowing lip 41, the first spade procheilon 41a, the first blade face
41b, the second dust blowing lip 42, the second spade procheilon 42a, the second blade face 42b, main lip 43, secondary lip 44, the 4th spring mounting groove
45, third spring mounting groove 46, arc ring portion 47, circular sink hole 48, counterbore bottom surface 481, the first spring ring 50, second spring circle
60, third spring ring 70, the 4th spring ring 80.
Specific embodiment
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways of covering.
Below with reference to Fig. 1 to Fig. 7, the invention will be further described, a kind of vehicle driving shaft assembly as shown in Figure 1, packet
Include tripod universal joint, rzeppa joint 10, input shaft, output shaft and transmission shaft, tripod universal joint and ball cage type
Universal joint 10 is connected to the both ends of transmission shaft, and input shaft and output shaft are connected to tripod universal joint and ball cage type is universal
On section 10, the first dust cover and the second dust cover 20, cage are respectively equipped on tripod universal joint and rzeppa joint 10
Formula universal joint 10 has spherical shell 11, and the centre of sphere of the spherical surface 11c of spherical shell 11 is universal with rzeppa joint 10
Section center is overlapped, and the spherical surface 11c of spherical shell 11 is connected with the interconnecting piece 20A of 20 lower end of the second dust cover, the automobile
Driving-shaft assembly in the running, the spherical surface 11c of the interconnecting piece 20A of 20 lower end of the second dust cover with respect to rzeppa joint 10
Axial movement, rzeppa joint 10 is constant velocity cardan joint, transmission shaft and output shaft angular speed having the same, thus second
It is fastened between 20 upper end of dust cover and transmission shaft using beam ring, lower end uses the first spring ring 50, second spring circle 60, third bullet
Under the action of spring coil 70, the 4th spring ring 80 and bar shaped boss 31 and limiting slot 11a cooperate, second is anti-in transmission process
Dust hood 20 is whole to be rotated together with transmission shaft, and the second dust cover in transmission process is avoided to be iteratively produced deformation, and then reduces the
The generation of two dust covers, 20 fatigue damage, improves the service life of the second dust cover 20, and specific rotation direction, moving direction refer to Fig. 1
And Fig. 2, the rotation direction of transmission shaft and output shaft is shown with arrow in figure, also shows the relatively spherical surface 11c of interconnecting piece 20A
The direction of axial movement.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 5, the periphery of interconnecting piece 20A is equipped with several spring mounting grooves, spring installation
The spring ring of fastening effect is installed on slot, interconnecting piece 20A is connected on spherical surface 11c by spring ring, and interconnecting piece 20A
Inner surface is adapted with spherical surface 11c, and the inner surface of interconnecting piece 20A and spherical surface 11c activity cooperate, spring ring
Bring cooperates after being provided with the mating connection for being conducive to reinforce rzeppa joint 10 and the second dust cover 20, and compensation abrasion
Gap prevents the second dust cover 20 and rzeppa joint 10 from generating disengaging.
In the present embodiment, spring mounting groove includes the first spring mounting groove 21 and second spring mounting groove 22, the first spring
Mounting groove 21 and the setting of the interval of second spring mounting groove 22, second spring mounting groove 22 are located under the first spring mounting groove 21
Side, the first spring mounting groove 21 is interior equipped with the first spring ring 50, and second spring mounting groove 22 is interior to be equipped with second spring circle 60,
In, the first spring mounting groove 21 and being provided with for the first spring ring 50 are strapped on spherical shell 11 conducive to the second dust cover 20,
Second spring mounting groove 22 and second spring circle 60 are set at the maximum sphere diameter of spherical shell 11, and it is whole to be conducive to interconnecting piece 20A
Body is bound on spherical shell 11.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 7, it is arranged certainly between the inner surface and spherical surface 11c of interconnecting piece 20A
Lubrication friction ring 30, the inner surface glue connection of the interconnecting piece 20A of 20 lower end of the outer surface of self-lubricating friction rings 30 and the second dust cover
Connect, the setting of self-lubricating friction rings 30 makes in the case where not adding lubricating oil, the interconnecting piece 20A of 20 lower end of the second dust cover and
The lubricity that the spherical shell 11 of rzeppa joint 10 relatively moves is more preferable, and undertakes the friction damage that relative movement generates
Consumption, is conducive to extend the service life of the second dust cover 20, the inner surface 33 of self-lubricating friction rings 30 and connecing for spherical surface 11c
Touching, while being also beneficial to improve the dust-proof effect of the second dust cover 20.
In the present embodiment, self-lubricating friction rings 30 have bar shaped boss 31, and bar shaped boss 31 is arranged in self-lubricating friction rings
On the inner surface of 30 upper ends, the limiting slot 11a that bar shaped boss 31 is equipped with spherical surface 11c is slidably matched, as shown in Fig. 2,
When rzeppa joint 10 turns an angle, bar shaped boss 31 is placed in the spherical shell 11 of rzeppa joint 10 always
On limiting slot 11a in, the setting of bar shaped boss 31 can make the second dust cover 20 with rzeppa joint 10 rotate synchronously, prevent
Only the second dust cover 20 generates torsion, is conducive to extend the service life of the second dust cover 20.
In the present embodiment, self-lubricating friction rings 30 have annular convex platform 32, and annular convex platform 32 is arranged in self-lubricating friction rings
On the outer surface of 30 lower ends, annular convex platform 32 is fastened in the interior annular groove 24 on the inner surface of the lower end interconnecting piece 20A, convex annular
Being provided with conducive to the positioning of self-lubricating friction rings 30 for platform 32, it is reliable convenient for connection.
As shown in Figure 1 to Figure 4, shown in Fig. 6, the present invention is equipped with dust-scraping device 40, and dust-scraping device 40 has arc ring portion 47, annular
Counterbore 48, the 4th spring mounting groove 45 and third spring mounting groove 46, arc ring portion 47 are fastened on interconnecting piece 20A lower, outer perimeter
In outer annular groove 23, circular sink hole 48 is set on the flange connector 25 of interconnecting piece 20A lower, outer perimeter, the counterbore of circular sink hole 48
The lower end surface in interconnecting piece 20A and the lower end surface of self-lubricating friction rings 30 are kept out in bottom surface 481, and the setting of the 4th spring mounting groove 45 exists
In the lower, outer perimeter of dust-scraping device 40, third spring mounting groove 46 is arranged in the upper periphery of dust-scraping device 40, third spring
It is equipped with third spring ring 70 in mounting groove 46, is equipped with the 4th spring ring 80 in the 4th spring mounting groove 45, dust-scraping device 40 is set
It is equipped with the dust-proof effect for being conducive to further increase the second dust cover 20, while being also beneficial to the inner surface 33 of self-lubricating friction rings 30
It is moved with the relative friction of the spherical surface 11c of rzeppa joint 10.
In the present embodiment, dust-scraping device 40 also has the first dust blowing lip 41 and the second dust blowing lip 42,41 He of the first dust blowing lip
On the inner wall for the lower part that second dust blowing lip 42 is arranged at dust-scraping device 40, the first dust blowing lip 41 is located under the second dust blowing lip 42
Side, the first dust blowing lip 41 and the second dust blowing lip 42 contradict on spherical surface 11c, the first dust blowing lip 41 and the second dust blowing lip 42
Between be equipped with first and hold dirt slot 40a, being provided with for the first dust blowing lip 41 and the second dust blowing lip 42 is conducive to rzeppa joint 10
The dust of spherical surface 11c attachment of spherical shell 11 remove, prevent dirt accumulation from entering the inside of the second dust cover 20, the
One appearance dirt slot 40a setting the purpose of be to cross the first dust blowing lip 41 dust provide one receiving cavity, prevent dust into
One stepping enters the inside of the second dust cover 20.
In the present embodiment, the first dust blowing lip 41 has the first spade procheilon 41a and the first blade face 41b, the first spade lip
Sharp 41a is extended axially downward along dust-scraping device 40, and the lower end of the first blade face 41b is connected on the first spade procheilon 41a, the
The upper end of one blade face 41b is connected on the lower edge of the first appearance dirt slot 40a, and the first blade face 41b is bonded with spherical surface 11c
Setting, the first spade procheilon 41a being bonded with spherical surface 11c setting convenient for the dust that will adhere on spherical surface 11c
Removal.
In the present embodiment, as shown in figure 4, rzeppa joint 10 turns an angle, the front end of the first blade face 41b
Branch is beyond spherical surface 11c and is located at outside rotary table 11b, is conducive to thoroughly strike off the spherical surface 11c dust adhered to, circle
Seamed edge and the first dust blowing lip 41 cooperate on platform 11b, and dust can be prevented to be attached to the first dust blowing face 41b and cross the first dust blowing
Lip 41 enters first and holds dirt slot 40a.
In the present embodiment, the second dust blowing lip 42 has the second spade procheilon 42a and the second blade face 42b, the second spade lip
Sharp 42a is formed on the top edge of the first appearance dirt slot 40a, the second spade procheilon 42a extending axially downward along dust-scraping device 40,
The lower end of second blade face 42b is connected on the second spade procheilon 42a, and the second blade face 42b inclines along the axial direction of dust-scraping device 40
It extends obliquely upward, the second dust blowing lip 42 roots out the dust for crossing the first dust blowing lip 41, so that the first dust blowing lip 41 is rooted out
Dust be stored in the first appearance dirt slot 40a, prevent dust from traveling further into the inside of the second dust cover 20.
In the present embodiment, dust-scraping device 40 also has main lip 43 and secondary lip 44, and main lip 43 and secondary lip 44 are arranged at dust blowing
On the inner wall on the top of device 40 and conflict is on spherical surface 11c, and main lip 43 is located at the lower section of secondary lip 44, main 43 He of lip
It is equipped with third between secondary lip 44 and holds dirt slot 40c, second is equipped between main lip 43 and the second dust blowing lip 42 and holds dirt slot 40b, main lip 43
It prevents dust from traveling further into the inside of the second dust cover 20 with the double sealing structure of secondary lip 44, improves the anti-of dust-scraping device 40
Dirt performance.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of vehicle driving shaft assembly, including tripod universal joint, rzeppa joint (10), input shaft, output shaft and
Transmission shaft, the tripod universal joint and the rzeppa joint (10) are connected to the both ends of the transmission shaft, described defeated
Enter axis and the output shaft is connected on the tripod universal joint and the rzeppa joint (10), three ball
It is respectively equipped with the first dust cover and the second dust cover (20) on pin universal joint and the rzeppa joint (10), feature exists
There are spherical shell (11) in, the rzeppa joint (10), the spherical surface (11c) of the spherical shell (11) with it is described
The interconnecting piece (20A) of the second dust cover (20) lower end is connected.
2. vehicle driving shaft assembly according to claim 1, which is characterized in that set on the periphery of the interconnecting piece (20A)
There are several spring mounting grooves, the spring ring of fastening effect is installed in the spring mounting groove, the spring ring is by the company
Socket part (20A) is connected on the spherical surface (11c), and the inner surface of the interconnecting piece (20A) and the spherical surface
(11c) is adapted, and the inner surface of the interconnecting piece (20A) and the spherical surface (11c) activity cooperate.
3. vehicle driving shaft assembly according to claim 2, which is characterized in that further include self-lubricating friction rings (30), institute
Self-lubricating friction rings (30) are stated to be arranged between the inner surface and the spherical surface (11c) of the interconnecting piece (20A).
4. vehicle driving shaft assembly according to claim 3, which is characterized in that the self-lubricating friction rings (30) have item
Shape boss (31) and annular convex platform (32), interior table of bar shaped boss (31) setting in the self-lubricating friction rings (30) upper end
On face, the limiting slot (11a) that the bar shaped boss (31) is equipped with the spherical surface (11c) is slidably matched, the annular
Boss (32) is arranged on the outer surface of the self-lubricating friction rings (30) lower end, and the annular convex platform (32) is fastened on the company
In interior annular groove (24) on the inner surface of the lower end socket part (20A).
5. vehicle driving shaft assembly according to claim 4, which is characterized in that it further include dust-scraping device (40), it is described to scrape
Dirt device (40) has arc ring portion (47), circular sink hole (48), the 4th spring mounting groove (45) and third spring mounting groove
(46), the arc ring portion (47) is fastened in the outer annular groove (23) of the interconnecting piece (20A) lower, outer perimeter, and the annular is heavy
Hole (48) is set on the flange connector (25) of the interconnecting piece (20A) lower, outer perimeter, the counterbore bottom of the circular sink hole (48)
Keep out the lower end surface in the interconnecting piece (20A) and the lower end surface of the self-lubricating friction rings (30), the 4th bullet in face (481)
Spring mounting groove (45) is arranged in the lower, outer perimeter of the dust-scraping device (40), and the third spring mounting groove (46) is arranged in institute
In the upper periphery for stating dust-scraping device (40), third spring ring (70) are equipped in the third spring mounting groove (46), described the
The 4th spring ring (80) is equipped in four spring mounting grooves (45).
6. vehicle driving shaft assembly according to claim 5, which is characterized in that the dust-scraping device (40) also has first
Dust blowing lip (41) and the second dust blowing lip (42), the first dust blowing lip (41) and the second dust blowing lip (42) are arranged at described
On the inner wall of the lower part of dust-scraping device (40), the first dust blowing lip (41) is located at the lower section of the second dust blowing lip (42), institute
It states the first dust blowing lip (41) and the second dust blowing lip (42) contradicts first dust blowing on the spherical surface (11c)
It is equipped with first between lip (41) and the second dust blowing lip (42) and holds dirt slot (40a).
7. vehicle driving shaft assembly according to claim 6, which is characterized in that the first dust blowing lip (41) has first
Spade procheilon (41a) and the first blade face (41b), the first spade procheilon (41a) along the dust-scraping device (40) it is axial to
Lower extension, the lower end of first blade face (41b) are connected on the first spade procheilon (41a) of institute, first blade face
The upper end of (41b) is connected on the lower edge that described first holds dirt slot (40a).
8. vehicle driving shaft assembly according to claim 6, which is characterized in that the second dust blowing lip (42) has second
Spade procheilon (42a) and the second blade face (42b), the second spade procheilon (42a) are formed in described first and hold dirt slot (40a)
Top edge on, the second spade procheilon (42a) extending axially downward along the dust-scraping device (40), second scraper
The lower end in face (42b) is connected on the second spade procheilon (42a), and second blade face (42b) is along the dust-scraping device
(40) axially inclined upwardly extends.
9. vehicle driving shaft assembly according to claim 6, which is characterized in that the dust-scraping device (40) also has main lip
(43) and secondary lip (44), the main lip (43) and the pair lip (44) are arranged at the inner wall on the top of the dust-scraping device (40)
On the spherical surface (11c), the main lip (43) is located at the lower section of the secondary lip (44), the main lip for upper and conflict
(43) be equipped with third between the secondary lip (44) and hold dirt slot (40c), the main lip (43) and the second dust blowing lip (42) it
Between be equipped with second hold dirt slot (40b).
10. vehicle driving shaft assembly according to claim 2, which is characterized in that the spring mounting groove includes the first bullet
Spring mounting groove (21) and second spring mounting groove (22), first spring mounting groove (21) and the second spring mounting groove
(22) interval setting, the second spring mounting groove (22) are located at the lower section of first spring mounting groove (21), and described first
The first spring ring (50) are equipped in spring mounting groove (21), second spring circle is equipped in the second spring mounting groove (22)
(60)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810984207.5A CN109236877B (en) | 2018-08-28 | 2018-08-28 | Automobile transmission shaft assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810984207.5A CN109236877B (en) | 2018-08-28 | 2018-08-28 | Automobile transmission shaft assembly |
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| CN109236877A true CN109236877A (en) | 2019-01-18 |
| CN109236877B CN109236877B (en) | 2020-03-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114104085A (en) * | 2021-11-25 | 2022-03-01 | 重汽(重庆)轻型汽车有限公司 | Dust cover structure of automobile steering transmission shaft |
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| US4610559A (en) * | 1985-04-12 | 1986-09-09 | Weasler Engineering, Inc. | Shield for universal joint |
| US5346431A (en) * | 1989-11-27 | 1994-09-13 | Nok Corporation | Sealing cover for coupling |
| US20070066407A1 (en) * | 2005-09-15 | 2007-03-22 | Akio Sakaguchi | Double constant velocity universal joint |
| CN102619891A (en) * | 2012-03-29 | 2012-08-01 | 南京冠盛汽配有限公司 | Single sphere drive shaft assembly for constant velocity universal joint |
| CN204592048U (en) * | 2015-05-04 | 2015-08-26 | 温州聚泉汽车部件有限公司 | The vehicle driving shaft assembly that a kind of braking is strong |
| CN205618465U (en) * | 2015-12-03 | 2016-10-05 | 湖北航天技术研究院特种车辆技术中心 | Oil cylinder |
| CN107524722A (en) * | 2017-09-30 | 2017-12-29 | 安徽江淮汽车集团股份有限公司 | A kind of universal joint assembly |
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| US4610559A (en) * | 1985-04-12 | 1986-09-09 | Weasler Engineering, Inc. | Shield for universal joint |
| US5346431A (en) * | 1989-11-27 | 1994-09-13 | Nok Corporation | Sealing cover for coupling |
| US20070066407A1 (en) * | 2005-09-15 | 2007-03-22 | Akio Sakaguchi | Double constant velocity universal joint |
| CN102619891A (en) * | 2012-03-29 | 2012-08-01 | 南京冠盛汽配有限公司 | Single sphere drive shaft assembly for constant velocity universal joint |
| CN204592048U (en) * | 2015-05-04 | 2015-08-26 | 温州聚泉汽车部件有限公司 | The vehicle driving shaft assembly that a kind of braking is strong |
| CN205618465U (en) * | 2015-12-03 | 2016-10-05 | 湖北航天技术研究院特种车辆技术中心 | Oil cylinder |
| CN107524722A (en) * | 2017-09-30 | 2017-12-29 | 安徽江淮汽车集团股份有限公司 | A kind of universal joint assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114104085A (en) * | 2021-11-25 | 2022-03-01 | 重汽(重庆)轻型汽车有限公司 | Dust cover structure of automobile steering transmission shaft |
| CN114104085B (en) * | 2021-11-25 | 2024-03-29 | 重汽(重庆)轻型汽车有限公司 | Dust cover structure of automobile steering transmission shaft |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109236877B (en) | 2020-03-20 |
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Application publication date: 20190118 Assignee: Zhejiang Creative Park Culture Communication Co.,Ltd. Assignor: ZHEJIANG INDUSTRY & TRADE VACATIONAL College Contract record no.: X2021330000387 Denomination of invention: Automobile transmission shaft assembly Granted publication date: 20200320 License type: Common License Record date: 20211011 |