CN211082609U

CN211082609U - Ball retainer for V L universal joint and CG universal joint

Info

Publication number: CN211082609U
Application number: CN201921661173.2U
Authority: CN
Inventors: 金建海; 金建成; 郑皖
Original assignee: Zhejiang Qunzhen Technology Co ltd
Current assignee: Zhejiang Qunzhen Technology Co ltd
Priority date: 2019-10-07
Filing date: 2019-10-07
Publication date: 2020-07-24
Anticipated expiration: 2029-10-07

Abstract

The utility model discloses a ball holder for V L universal joint and CG universal joint relates to ball cage holder technical field, including the holder body, the holder body includes snap ring and last snap ring down, be provided with the steel ball ring down between snap ring and the last snap ring, the oil inlet has been seted up to the upper surface of going up the snap ring, the medial surface correspondence of steel ball ring is provided with two oil-outs, the inside of going up the snap ring is provided with the ring canal, the upper surface of ring canal is provided with into oil pipe to the position department that corresponds the oil inlet, the opening with steel ball ring looks adaptation is all seted up to the position department that the lower surface of lower surface correspondence steel ball ring of snap ring and last snap ring.

Description

Ball retainer for V L universal joint and CG universal joint

Technical Field

The utility model relates to a ball cage holder technical field specifically is a ball cage holder that is used for V L universal joint and CG universal joint.

Background

Along with the development and the progress of society, the development of automotive industry is better and better, and some auto parts require also higher and higher, and the constant velocity universal joint that extensively adopts at present mainly has ball fork universal joint and rzeppa universal joint, and the rzeppa universal joint divide into fixed type rzeppa universal joint (RF festival) and concertina type rzeppa universal joint (V L festival), and also more rigorous to the requirement of the steel ball holder of universal joint, in order to ensure that the service quality and the life of steel ball are ensured, the utility model provides a ball holder for V L universal joint and CG universal joint.

The chinese patent discloses a ball cage for V L and CG universal joints (No. CN 109139724A), which uses the central section of its outer contour to guide radially on the cage guide section of the outer part of the universal joint, but as analyzed by combining the above chinese patent and the ball cage in the market, the oil path design and oil injection effect of the steel cage are not perfect, which easily causes the abrasion of the cage and the steel ball, and further affects the service life and the quality of use thereof.

Disclosure of Invention

An object of the utility model is to provide a ball holder for V L universal joint and CG universal joint to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides a following technical scheme, a ball holder for V L universal joint and CG universal joint, including the holder body, the holder body includes snap ring and last snap ring down, be provided with the steel ball ring between snap ring and the last snap ring down, the oil inlet has been seted up to the upper surface of going up the snap ring, the medial surface correspondence of steel ball ring is provided with two oil-outs, the inside of going up the snap ring is provided with the ring canal, the upper surface of ring canal is provided with into oil pipe to the position department that corresponds the oil inlet, the opening with steel ball ring looks adaptation is all seted up in the position department that the lower surface of lower snap ring corresponds the steel ball ring, the lower surface of going up the snap ring corresponds the position department of ring canal and sets up flutedly, the lower surface of ring canal is the annular distribution and has the.

As a further aspect of the present invention: the oil-out device is characterized in that at least four steel ball rings are arranged, each steel ball ring is a circular component, a connecting pipe is arranged between every two steel ball rings, two ends of each connecting pipe are communicated with the oil outlet, and a through pipe is arranged on the upper surface of each connecting pipe.

As a further aspect of the present invention: the connecting pipe and the through pipe are at least three, the connecting pipe is vertically communicated with the through pipe, and the connecting pipe and the through pipe are both of hollow structures.

As a further aspect of the present invention: the ring pipe is of an annular hollow structure and is in through connection with the oil inlet pipe, the size of the ring pipe is matched with that of the groove, the ring pipe is clamped inside the upper clamping ring through the groove, and the ring pipe is in through connection with the oil inlet pipe through the oil inlet pipe.

As a further aspect of the present invention: the number of the through holes is the same as that of the through pipes, one end of each through pipe is communicated with the connecting pipe, and the other end of each through pipe is communicated with the ring pipe through the through holes.

As a further aspect of the present invention: the lower snap ring and the upper snap ring are of an integrated structure, the retainer body is of a cylindrical structure, the grooves are of a semicircular structure, and the sum of the diameters of the two grooves is slightly larger than the diameter of the steel ball ring.

Compared with the prior art, the utility model has the beneficial effects that the utility model designs a ball holder for V L universal joint and CG universal joint, in the time of actual operation, through adding at the inside of holder body and establishing ring canal and supporting oil pipe, set up the oil-out simultaneously at the inside wall of steel ball ring, conveniently pour into oil from the oil inlet, carry the ring canal in through advancing oil pipe, carry in each connecting pipe through-hole and siphunculus branch, and then flow to each steel ball intra-annular respectively by the oil-out at connecting pipe both ends, conveniently carry out the oiling lubrication to the steel ball of each steel ball intra-annular, adopt built-in oil circuit design, can reduce occupation of land space, can accurate branch carry the oiling to the steel ball of steel ball intra-annular again, not only overall structure is simple and direct, and further solved the steel ball in each steel ball intra-annular oil output difference, lead to the problem of steel ball.

Drawings

FIG. 1 is a schematic diagram of a ball cage for a V L gimbal and a CG gimbal;

FIG. 2 is an exploded schematic view of a ball cage for a V L gimbal and a CG gimbal;

FIG. 3 is a schematic diagram of the structure of the upper snap ring and the collar in a ball cage for a V L and CG gimbal;

fig. 4 is a schematic view of the mounting of the connecting tubes in the ball cage for the V L and CG gimbals.

In the figure: 1. a lower snap ring; 2. a snap ring is arranged; 3. a steel ball ring; 4. an oil outlet; 5. an oil inlet; 6. a ring pipe; 7. an oil inlet pipe; 8. opening the gap; 9. a through hole; 10. a groove; 11. a connecting pipe; 12. a pipe.

Detailed Description

Please refer to fig. 1-4, in the embodiment of the utility model, a ball holder for V L universal joint and CG universal joint, including the holder body, the holder body includes lower snap ring 1 and last snap ring 2, lower snap ring 1 and last snap ring 2 formula structure as an organic whole, the holder body is a cylindrical structure, be provided with steel ball ring 3 between lower snap ring 1 and the last snap ring 2, oil inlet 5 has been seted up to the upper surface of going up snap ring 2, the medial surface correspondence of steel ball ring 3 is provided with two oil-outs 4, the inside of going up snap ring 2 is provided with ring canal 6, the position department that the upper surface of ring canal 6 corresponds oil inlet 5 is provided with into oil pipe 7, the opening 8 with steel ball ring 3 looks adaptation is all seted up to the position department that the lower surface of lower snap ring 1 and the lower surface of last snap ring 2 correspond steel ball ring 3, the position department that the lower surface of going up snap ring canal 2 has seted up recess 10, the lower surface of ring canal 6 is annular distribution has through-hole 9, recess 10 is a semicircular structure, and the diameter.

At least four steel ball rings 3 are arranged, each steel ball ring 3 is a circular component, a connecting pipe 11 is arranged between every two steel ball rings 3, two ends of each connecting pipe 11 are communicated with an oil outlet 4, the upper surface of each connecting pipe 11 is provided with a through pipe 12, at least three connecting pipes 11 and at least three through pipes 12 are arranged, each connecting pipe 11 is vertically communicated with the corresponding through pipe 12, each connecting pipe 11 and each through pipe 12 are of a hollow structure, the number of through holes 9 is the same as that of the corresponding through pipe 12, one end of each through pipe 12 is communicated with the corresponding connecting pipe 11, the other end of each through pipe 12 is communicated with the corresponding ring pipe 6 through the corresponding through hole 9, the steel ball rings 3 can be connected through the connecting pipes 11 of the hollow structures, the oil can be conveniently injected into the steel ball rings 3 from the oil outlets 4 through the connecting pipes 11, the steel balls in the steel ball rings 3 can be conveniently injected with oil and, and then conveniently arrange the oil content in ring canal 6 in connecting pipe 11 respectively, realized the even and synchronous of oiling.

Ring canal 6 is an annular hollow structure, and ring canal 6 and oil inlet pipe 7 through connection, the size of ring canal 6 and the size looks adaptation of recess 10, and ring canal 6 passes through the inside of recess 10 block in last snap ring 2, and ring canal 6 and oil inlet 5 are through advancing oil pipe 7 through connection, utilize into oil pipe 7 and last snap ring 2 surperficial oil inlet 5 intercommunication, the oil that conveniently injects from main oil mouth 5 is sent into ring canal 6 through advancing oil pipe 7, be convenient for transmit to oil-out 4 arrange into steel ball ring 3 in, and set up the recess 10 of ring canal 6 looks adaptation on last snap ring 2, conveniently imbed ring canal 6 in last snap ring 2, can protect ring canal 6, can reduce the occupation of land space of ring canal 6 again, and easy and simple to operate.

The utility model discloses a theory of operation is: the retainer body is designed into an integral structure, the annular pipe 6 is arranged in the upper clamping ring 2, the oil inlet 5 is arranged on the upper surface of the annular pipe, the oil inlet 5 and the annular pipe 6 are communicated by the oil inlet 7, oil is conveniently injected into the annular pipe 6 from the oil inlet 5, the oil is transmitted into the through pipe 12 through the through hole 9 on the lower surface of the annular pipe 6, the oil flows into the connecting pipe 11 between the two steel ball rings 3 through the through pipe 12, the oil flows into the two steel ball rings 3 through the oil outlets 4 at the two ends of the connecting pipe 11 respectively, so that the steel balls in the steel ball rings 3 can be conveniently injected and lubricated, the connecting pipe 11 and the through pipe 12 are respectively arranged between the two steel ball rings 3, the oil in the annular pipe 6 can be ensured to be uniformly and synchronously injected into the connecting pipe 11, and the steel balls in the steel ball rings 3 can be lubricated in time, the, the oiling effect on the steel ball is good, and the abrasion degree of the steel ball is further reduced.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a ball holder for V L universal joint and CG universal joint, includes the holder body, its characterized in that, the holder body includes snap ring (1) and last snap ring (2) down, be provided with steel ball ring (3) between snap ring (1) and last snap ring (2) down, oil inlet (5) have been seted up to the upper surface of going up snap ring (2), the medial surface correspondence of steel ball ring (3) is provided with two oil-outs (4), the inside of going up snap ring (2) is provided with ring pipe (6), the upper surface of ring pipe (6) is provided with into oil pipe (7) to the position department that corresponds oil inlet (5), opening (8) with steel ball ring (3) looks adaptation are all seted up to the position department that the lower surface of lower snap ring (1) and the lower surface of last snap ring (2) correspond steel ball ring (3), the position department that the lower surface of going up snap ring (2) corresponds ring pipe (6) sets up fluted (10), the lower surface of ring pipe (6) is annular through-hole (9) distributes.

2. The ball retainer for the V L and CG universal joint according to claim 1, characterized in that the number of the steel ball rings (3) is at least four, the steel ball rings (3) are a circular member, a connecting pipe (11) is arranged between every two steel ball rings (3), both ends of the connecting pipe (11) are connected with the oil outlet (4) in a penetrating way, and the upper surface of the connecting pipe (11) is provided with a through pipe (12).

3. The ball retainer for the V L and CG gimbals is characterized in that the number of the connecting pipes (11) and the through pipes (12) is at least three, the connecting pipes (11) are vertically connected with the through pipes (12) in a penetrating way, and the connecting pipes (11) and the through pipes (12) are both hollow structures.

4. The ball retainer for the V L universal joint and the CG universal joint as claimed in claim 1, wherein the ring pipe (6) is a circular hollow structure, the ring pipe (6) is connected with the oil inlet pipe (7) in a through manner, the size of the ring pipe (6) is matched with the size of the groove (10), the ring pipe (6) is clamped inside the upper clamping ring (2) through the groove (10), and the ring pipe (6) is connected with the oil inlet (5) in a through manner through the oil inlet pipe (7).

5. The ball retainer for V L and CG gimbals is characterized in that, the number of the through holes (9) is the same as that of the through pipe (12), one end of the through pipe (12) is connected with the connecting pipe (11) and the other end of the through pipe (12) is connected with the ring pipe (6) through the through hole (9).

6. A ball cage for a V L and CG universal joint according to claim 1, characterized in that the lower snap ring (1) and the upper snap ring (2) are one piece construction, the cage body is a cylindrical construction, the grooves (10) are a semi-circular construction and the sum of the diameters of the two grooves (10) is slightly larger than the diameter of the steel ball ring (3).