CN211231264U

CN211231264U - Spherical hinge assembly

Info

Publication number: CN211231264U
Application number: CN202020030377.2U
Authority: CN
Inventors: 郑鼎
Original assignee: Yuhuan Zhengshi Machinery Co ltd
Current assignee: Yuhuan Zhengshi Machinery Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-08-11
Anticipated expiration: 2030-01-08

Abstract

The utility model provides a spherical hinge assembly belongs to auto-parts technical field. It has solved the current lubricated effect scheduling problem that the ball pivot assembly is not good. This ball pivot assembly includes the ball seat, bulb round pin and lower ball bowl, lower ball bowl is adorned in the ball seat, the bulb portion of bulb round pin is adorned in lower ball bowl, the setting of ball seat is stretched out to the pole portion of bulb round pin, the ball seat has rather than uniting into an organic whole and support the base of ball bowl down, the base has been seted up tank filler sleeve and tank filler sleeve outer end and is connected with the glib talker, lower ball bowl middle part has and runs through and communicate in the oil filler sleeve inner oil hole of crossing, be equipped with the last ball bowl with the upper half cladding of bulb portion in the ball seat, be equipped with between the top of ball seat and the last ball bowl and provide elasticity and make and go up the ball bowl and have. The utility model has the advantages of good lubrication effect, no looseness, abnormal sound, long service life and the like in long-term use.

Description

Spherical hinge assembly

Technical Field

The utility model belongs to the technical field of auto-parts, a car hangs accessory is related to, in particular to ball pivot assembly.

Background

The ball joint assembly is one of the most important parts in a suspension system, bears the load transfer and steering action in the driving process of an automobile, and plays a key role in the operation stability, driving smoothness and safety of the automobile.

For example, chinese patent literature discloses an automobile steering ball pin [ application number: 201120225237.1, respectively; authorization notice number: CN202180847U ], which comprises a ball head seat, a ball pin and a dust cover, wherein the central axis of the ball head seat forms an angle of 8 ° with the metal plate, and forms an angle of 30 ° with the horizontal plane, the upper end of the outer surface of the seat body is provided with a circle of slots, the ball head seat is provided with three connecting holes, the bottom of the ball pin is a sphere structure, the middle part is a frustum structure, the top is a screw structure, the center of the screw is provided with a pin hole, the upper end of the dust cover is fastened with the ball pin, and the lower end is fixed in the slot.

Foretell car steering ball round pin passes through the contained angle design of bulb seat central axis and perpendicular and linking arm and horizontal plane, has realized the stable connection of knuckle and swing arm, but the axial load of bulb round pin can transmit to the bottom plate, can cause the problem that the bottom plate is not hard up, abnormal sound after using a period, is difficult for in addition to the bulb seat adding lubricating grease, lubricated effect is not good.

Disclosure of Invention

The utility model aims at providing a to the above-mentioned problem that exists among the prior art, provide a lubricated effectual, long-term use can not loose spaciously, the ball pivot assembly of abnormal sound.

The purpose of the utility model can be realized by the following technical proposal: a ball hinge assembly comprises a ball seat, a ball pin and a lower ball bowl, wherein the lower ball bowl is arranged in the ball seat, the ball head part of the ball pin is arranged in the lower ball bowl, and the rod part of the ball pin extends out of the ball seat.

In the ball hinge assembly, the top of the ball seat is a riveting edge which is riveted inwards, and an annular gasket is arranged between the riveting edge and the elastic piece.

In the above ball hinge assembly, the elastic member is a disc spring.

In foretell ball pivot assembly, the inner wall of lower ball bowl have a plurality of lower lubrication groove of circumference equipartition, the upper end notch of lower lubrication groove communicate in the top surface of ball bowl down, the lower extreme notch of lower lubrication groove communicates in the oil passing hole.

In the above ball hinge assembly, the inner wall of the lower ball bowl has annular grooves which are in a ring shape and are communicated with the lower lubricating grooves.

In foretell ball pivot assembly, the inner wall of going up the ball bowl have a plurality of last lubrication groove of circumference equipartition, the upper end notch of going up lubrication groove communicate in the top surface of last ball bowl, the lower extreme notch of going up lubrication groove communicates in the bottom surface of last ball bowl.

In the above ball hinge assembly, the ball head portion has a circle of inclined lubricating oil grooves.

In an above-mentioned ball hinge assembly, the outer wall of lower ball bowl have multichannel circumference equipartition and contradict in the bead of ball seat inner wall.

In the above ball hinge assembly, the bottom edge of the lower ball bowl is a chamfer.

Compared with the prior art, this ball pivot assembly is convenient for lubricating grease and adds, and lubricated effectual, wearing and tearing are little, long service life can not cause loose spacious, abnormal sound moreover long-term the use, and job stabilization nature is good.

Drawings

Fig. 1 is a structural sectional view of the present ball hinge assembly.

Fig. 2 is a front view of the structure of the lower ball bowl in the ball joint assembly.

Fig. 3 is a structural plan view of a lower ball bowl in the ball hinge assembly.

Fig. 4 is a structural bottom view of an upper ball bowl in the ball hinge assembly.

In the figure, 1, a ball seat; 11. riveting and pressing edges; 2. a ball stud; 21. a ball head portion; 211. a lubricating oil groove; 22. a rod portion; 3. a ball bowl is arranged; 31. an oil passing hole; 32. a lower lubrication groove; 33. an annular groove; 34. a rib; 35. chamfering; 4. a bottom edge; 5. an oil filling hole; 6. a nozzle tip; 7. putting a ball bowl; 71. an upper lubrication groove; 8. an elastic member; 9. a gasket.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1, the ball hinge assembly comprises a ball seat 1, a ball pin 2 and a lower ball bowl 3, wherein the lower ball bowl 3 is arranged in the ball seat 1, a ball head part 21 of the ball pin 2 is arranged in the lower ball bowl 3, a rod part 22 of the ball pin 2 extends out of the ball seat 1, the ball seat 1 is provided with a bottom edge 4 which is connected with the ball seat 1 into a whole and supports the lower ball bowl 3, an oil filling hole 5 is formed in the bottom edge 4, an oil nozzle 6 is connected to the outer end of the oil filling hole 5, an oil passing hole 31 which penetrates through and is communicated with the inner end of the oil filling hole 5 is formed in the middle of the lower ball bowl 3, an upper ball bowl 7 which coats the upper half part of the ball head part 21 is arranged in the ball seat 1, and an elastic part 8 which provides elasticity and enables the upper ball bowl.

The ball hinge assembly adds lubricating grease into the ball seat 1 through the oil nozzle 6 and the oil filling hole 5, the operation is convenient, the lubricating grease is stored in the oil filling hole 5 and the oil passing hole 31 and is filled among the lower ball bowl 3, the ball head part 21 and the upper ball bowl 7, the lubricating effect is good, the abrasion is reduced, and the service life is prolonged; base 4 and 1 formula structures as an organic whole of ball seat, base 4 structural strength is high, and anti load impact ability is good, does not have the problem that becomes flexible and break away from, and long-term the use can not loose spacious, abnormal sound, and elastic component 8 provides elasticity moreover and makes last ball bowl 7 compress tightly in bulb portion 21 all the time, can compensate the wearing and tearing clearance, further avoids loose spacious, abnormal sound, and job stabilization nature is good, long service life.

In detail, the top of the ball seat 1 is provided with a riveting edge 11 which is riveted inwards, an annular gasket 9 is arranged between the riveting edge 11 and the elastic piece 8, the riveting edge 11 enables high connection firmness, the gasket 9 enables a stable structure, and damage to the elastic piece 8 caused by riveting of the ball seat 1 is avoided; the elastic part 8 is a disc spring, and the disc spring has good elasticity, small occupied space and good working stability.

As shown in fig. 3, the inner wall of the lower ball bowl 3 is provided with six lower lubrication grooves 32 which are circumferentially and uniformly distributed, the upper end notch of each lower lubrication groove 32 is communicated with the top surface of the lower ball bowl 3, the lower end notch of each lower lubrication groove 32 is communicated with the oil passing hole 31, and the lower ball bowl 3 can deform and reset when being subjected to impact load of the ball head 21, so that lubricating grease can flow and overflow in the lubrication grooves to a certain extent, and the lubricating grease is filled between the lower ball bowl 3 and the ball head 21, and the lubricating effect is good; the inner wall of the lower ball bowl 3 is provided with an annular groove 33 which is communicated with each lower lubricating groove 32, and the annular groove 33 is convenient for the circulation of lubricating grease, so that a lubricating grease layer is quickly formed on the surface of the ball head part 21, and the lubricating effect is improved.

As shown in fig. 4, the inner wall of the upper ball bowl 7 is provided with six upper lubrication grooves 71 which are circumferentially and uniformly distributed, the upper end notch of each upper lubrication groove 71 is communicated with the top surface of the upper ball bowl 7, and the lower end notch of each upper lubrication groove 71 is communicated with the bottom surface of the upper ball bowl 7, so that lubricating grease can be added to the top of the ball seat 1 during actual manufacturing, the upper lubrication grooves 71 facilitate the circulation of the lubricating grease, and the lubricating effect on the ball head part 21 is good; the ball head part 21 is provided with a lubricating oil groove 211 which is obliquely arranged, the lubricating oil groove 211 is oblique to pass through the lower ball bowl 3 and the upper ball bowl 7, and the lubricating oil groove 211 is used for storing lubricating grease, so that the lubricating effect of the ball head part 21 is improved.

As shown in fig. 2, the outer wall of the lower ball bowl 3 is provided with a plurality of ribs 34 which are uniformly distributed in the circumferential direction and abut against the inner wall of the ball seat 1, the effective contact area between the lower ball bowl 3 and the ball seat 1 is large due to the ribs 34, the lower ball bowl 3 cannot rotate due to large friction force between the lower ball bowl 3 and the ball seat 1, the lower ball bowl 3 has good working stability, and abnormal sound cannot be generated due to rotation; the bottom edge of lower ball bowl 3 is chamfer 35, and chamfer 35 plays the guide effect, and ball seat 1 is smoothly put into to ball bowl 3 down of being convenient for, and chamfer 35 makes down to have the deformation space between the bottom edge of ball bowl 3 and the ball seat 1 in addition to the deformation volume when ball bowl 3 receives the load impact down is guaranteed, and ball bowl 3 plays and shakes the effect of inhaling down, further avoids the load impact to cause loose spacious, abnormal sound.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The ball hinge assembly comprises a ball seat (1), a ball head pin (2) and a lower ball bowl (3), wherein the lower ball bowl (3) is arranged in the ball seat (1), a ball head part (21) of the ball head pin (2) is arranged in the lower ball bowl (3), a rod part (22) of the ball head pin (2) extends out of the ball seat (1) and is arranged, the ball hinge assembly is characterized in that the ball seat (1) is provided with a bottom edge (4) which is connected with the ball seat (1) into a whole and supports the lower ball bowl (3), the bottom edge (4) is provided with an oil filling hole (5), the outer end of the oil filling hole (5) is connected with an oil nozzle (6), the middle part of the lower ball bowl (3) is provided with an oil passing hole (31) which penetrates through and is communicated with the inner end of the oil filling hole (5), the ball seat (1) is internally provided with an upper ball bowl (7) which coats the upper half part of the ball head part (21), and elasticity is provided between the top part of the ball seat (1) and the upper ball bowl (7) so (8).

2. A ball joint assembly according to claim 1, wherein the top of the ball seat (1) is an inwardly riveted edge (11), and an annular gasket (9) is provided between the riveted edge (11) and the elastic member (8).

3. A ball hinge assembly according to claim 2, wherein said resilient member (8) is a disc spring.

4. A ball hinge assembly according to claim 1, 2 or 3, wherein the inner wall of the lower ball cup (3) has a plurality of circumferentially distributed lower lubrication grooves (32), the upper end notch of the lower lubrication groove (32) is communicated with the top surface of the lower ball cup (3), and the lower end notch of the lower lubrication groove (32) is communicated with the oil passing hole (31).

5. A ball hinge assembly according to claim 4, characterized in that the inner wall of the lower ball bowl (3) has a ring-shaped annular groove (33) communicating with each lower lubrication groove (32).

6. The ball hinge assembly according to claim 5, wherein the inner wall of the upper ball bowl (7) is provided with a plurality of upper lubrication grooves (71) which are uniformly distributed in the circumferential direction, the upper end notch of each upper lubrication groove (71) is communicated with the top surface of the upper ball bowl (7), and the lower end notch of each upper lubrication groove (71) is communicated with the bottom surface of the upper ball bowl (7).

7. A ball and socket assembly as claimed in claim 6, wherein the ball head portion (21) has a ring of angularly disposed oil grooves (211).

8. A ball hinge assembly according to claim 7, characterized in that the outer wall of the lower bowl (3) has a plurality of ribs (34) circumferentially spaced and abutting against the inner wall of the ball seat (1).

9. A ball hinge assembly according to claim 8, wherein the bottom edge of the lower bowl (3) is chamfered (35).