CN209977088U - Tripod constant velocity universal joint - Google Patents
Tripod constant velocity universal joint Download PDFInfo
- Publication number
- CN209977088U CN209977088U CN201920755138.0U CN201920755138U CN209977088U CN 209977088 U CN209977088 U CN 209977088U CN 201920755138 U CN201920755138 U CN 201920755138U CN 209977088 U CN209977088 U CN 209977088U
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- arc
- pin
- tripod
- constant velocity
- ball ring
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Abstract
The utility model relates to a tripod constant velocity cardan joint, including the tripod, its characterized in that: be equipped with three rotation on the tripod and install the round pin bearing on the tripod, the cover is equipped with a ball ring on the round pin bearing, one side that the ball ring is close to the round pin bearing is seted up flutedly, rotate through the kingpin between ball ring and the round pin bearing and be connected, kingpin movable mounting is in the recess, the tripod includes three arc and three diaphragm, the diaphragm is located the arc and is located between the preceding arc of this arc, the diaphragm sets up with the preceding arc integrated into one piece that is located the arc and is located this arc, the beneficial effects of the utility model lie in: the utility model discloses a three ball ring of even configuration is the structure of symmetrical formula insert surface, the utility model discloses a tripod constant velocity universal joint part is too few, low in manufacturing cost, and the assembly is simple, and assembly efficiency is high, and bearing capacity is big, and the atress is even.
Description
Technical Field
The utility model relates to a tripod constant velocity universal joint.
Background
Three ball pin bearing in tripod constant velocity cardan joint of traditional structure, three ball ring of evenly disposing are the structure of symmetrical formula ectosphere, and the tripod bearing part of traditional structure is too many, and manufacturing cost is high, and assembly process is many and complicated, and assembly efficiency is low. The roller pin in the three-ball pin bearing with the traditional structure has small bearing capacity and uneven stress. The requirements on the geometric accuracy, the strength, the toughness and the like of the thin-wall circular ring retainer ring are high, the thin plate is punched, cracks are easy to occur and damage occurs, the original retainer ring is easy to break, the quality is not easy to guarantee, and the rolling needles are easy to fall off.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a following technical scheme: a tripod constant velocity joint comprising a tripod, characterized in that: the three-pin rack is provided with three pin bearings rotatably arranged on the three-pin rack, a ball ring is sleeved on each pin bearing, a groove is formed in one side, close to each pin bearing, of each ball ring, each ball ring is rotatably connected with each pin bearing through a roller pin, each roller pin is movably arranged in each groove, each three-pin rack comprises three arc-shaped plates and three transverse plates, each transverse plate is located between each arc-shaped plate and the corresponding arc-shaped plate, each transverse plate is integrally formed with each arc-shaped plate and the corresponding arc-shaped plate, each pin bearing is movably arranged on each transverse plate, each pin bearing is provided with a baffle and a pressing plate, each pressing plate is integrally formed with each pin bearing, each baffle is located below each pressing plate and fixedly connected with each pressing plate, and each baffle is located above each roller pin.
The utility model discloses further setting up to: a rotating shaft is fixedly arranged below the three-pin frame, a connecting rod is arranged below the rotating shaft, and the rotating shaft is detachably connected with the connecting rod.
The utility model discloses further setting up to: two mounting grooves are formed in the lower portion of the rotating shaft, a mounting rod is arranged at the upper end of the connecting rod, at least one group of threaded holes are formed in the mounting rod, threaded holes corresponding to the threaded holes are formed in the shaft rotating body, and the shaft rotating body and the connecting rod are fixedly connected through threaded rods arranged in the threaded holes and the threaded holes.
The utility model discloses further set up to: the ball ring is sleeved with a protective sleeve.
The utility model discloses further set up to: the ball ring and the tripod are arranged in a clearance mode.
The utility model discloses further set up to: and the middle part of the three-pin frame is provided with a through hole.
The utility model discloses further set up to: the contact position of the bottom ring of the ball ring and the tripod is the arc part of the arc plate.
The utility model discloses further set up to: at least twenty gear grooves are formed in the inner side wall of the through hole.
The beneficial effects of the utility model reside in that: the utility model discloses a three ball ring of evenly disposed is the structure of symmetrical formula ectosphere, the utility model discloses a tripod constant velocity cardan joint part is too few, low in manufacturing cost, and the assembly is simple, and assembly efficiency is high, and bearing capacity is big, and the atress is even, moreover through setting up the baffle, can prevent that the kingpin from droing to the outside.
Drawings
FIG. 1 is a schematic structural view of the present invention;
figure 2 is the utility model discloses the structure sketch map of connecting rod installation in the pivot.
Detailed Description
According to fig. 1-2, the embodiment discloses a tripod constant velocity universal joint, which comprises a tripod, three pin bearings 2 rotatably mounted on the tripod 1 are arranged on the tripod 1, a ball ring 3 is sleeved on each pin bearing 2, a groove 4 is formed in one side of the ball ring 3 close to each pin bearing 2, the ball ring 3 is rotatably connected with each pin bearing 2 through a roller pin 5, the roller pins 5 are movably mounted in the grooves 4, the tripod 1 comprises three arc-shaped plates 6 and three transverse plates 7, the transverse plate 7 is positioned between each arc-shaped plate 6 and the arc-shaped plate positioned in front of the arc-shaped plate, the transverse plate 7 is integrally formed with each arc-shaped plate 6 and the arc-shaped plate positioned in front of the arc-shaped plate, the pin bearings 2 are movably mounted on the transverse plate 7, the pin bearings 2 are provided with baffle plates 10 and pressing plates 11, the pressing plates 11 are integrally formed with the pin bearings 2, the baffle 10 is located below the pressing plate 11 and fixedly connected with the pressing plate 11, the baffle 10 is located above the roller pins 5, the three ball rings which are uniformly arranged are of symmetrical outer spherical surface structures, the assembly is simple, the assembly efficiency is high, the bearing capacity is large, the stress is uniform, and the roller pins can be prevented from falling off to the outside by arranging the baffle.
The utility model discloses further setting up to: a rotating shaft 13 is fixedly arranged below the three-pin frame 1, a connecting rod 14 is arranged below the rotating shaft 13, the rotating shaft 13 is detachably connected with the connecting rod 14, the three-pin frame and the connecting rod are integrally formed, the firmness of the whole body is enhanced, and the shaft rotation and the connecting rod are conveniently detachably connected for adjustment.
The utility model discloses further setting up to: two mounting grooves 15 are formed in the lower portion of the rotating shaft 13, a mounting rod 16 is arranged at the upper end of the connecting rod 14, at least one group of threaded holes are formed in the mounting rod 16, the mounting rod is mounted in the mounting grooves, threaded holes corresponding to the threaded holes are formed in the shaft rotating shaft 13, the shaft rotating shaft 13 and the connecting rod 14 are fixedly connected through screws 17 mounted in the threaded holes and connected through the screws, the connecting rod is convenient to adjust and replace, when the three-pin frame is too short, the corresponding connecting rod can be replaced, and the whole three-pin frame does not need to be replaced.
The utility model discloses further setting up to: the fixed cover is equipped with a protective sheath 8 on the ball ring 3, and the protective sheath can avoid ball ring wearing and tearing to accelerate, has increased life.
The utility model discloses further setting up to: the ball ring 3 and the tripod 1 are arranged in a clearance way.
The utility model discloses further setting up to: a through hole 9 is formed in the middle of the three-pin frame 1 and used for mounting a driving shaft.
The utility model discloses further setting up to: the contact part of the bottom ring of the ball ring 3 and the tripod 1 is the arc part of the arc plate 6.
The utility model discloses further setting up to: at least twenty gear grooves are formed in the inner side wall of the through hole 9, the through hole is used for mounting a driving shaft, and the gear grooves are in meshing transmission with a gear on the driving shaft.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and any decoration, modification or equivalent replacement made by those skilled in the art according to the above description is within the protection scope of the present invention.
Claims (8)
1. A tripod constant velocity joint comprising a tripod, characterized in that: the three-pin rack is provided with three pin bearings rotatably arranged on the three-pin rack, a ball ring is sleeved on each pin bearing, a groove is formed in one side, close to each pin bearing, of each ball ring, each ball ring is rotatably connected with each pin bearing through a roller pin, each roller pin is movably arranged in each groove, each three-pin rack comprises three arc-shaped plates and three transverse plates, each transverse plate is located between each arc-shaped plate and the corresponding arc-shaped plate, each transverse plate is integrally formed with each arc-shaped plate and the corresponding arc-shaped plate, each pin bearing is movably arranged on each transverse plate, each pin bearing is provided with a baffle and a pressing plate, each pressing plate is integrally formed with each pin bearing, each baffle is located below each pressing plate and fixedly connected with each pressing plate, and each baffle is located above each roller pin.
2. A tripod constant velocity joint according to claim 1, wherein: a rotating shaft is fixedly arranged below the three-pin frame, a connecting rod is arranged below the rotating shaft, and the rotating shaft is detachably connected with the connecting rod.
3. A tripod constant velocity joint according to claim 2, wherein: two mounting grooves are formed in the lower portion of the rotating shaft, a mounting rod is arranged at the upper end of the connecting rod, at least one group of threaded holes are formed in the mounting rod, threaded holes corresponding to the threaded holes are formed in the shaft rotating body, and the shaft rotating body and the connecting rod are fixedly connected through threaded rods arranged in the threaded holes and the threaded holes.
4. A tripod constant velocity joint according to claim 1, wherein: the ball ring is sleeved with a protective sleeve.
5. A tripod constant velocity joint according to claim 1, wherein: the ball ring and the tripod are arranged in a clearance mode.
6. A tripod constant velocity joint according to claim 1, wherein: and the middle part of the three-pin frame is provided with a through hole.
7. A tripod constant velocity joint according to claim 1, wherein: the contact position of the bottom ring of the ball ring and the tripod is the arc part of the arc plate.
8. A tripod constant velocity joint according to claim 6, wherein: at least twenty gear grooves are formed in the inner side wall of the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920755138.0U CN209977088U (en) | 2019-05-23 | 2019-05-23 | Tripod constant velocity universal joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920755138.0U CN209977088U (en) | 2019-05-23 | 2019-05-23 | Tripod constant velocity universal joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209977088U true CN209977088U (en) | 2020-01-21 |
Family
ID=69263701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920755138.0U Active CN209977088U (en) | 2019-05-23 | 2019-05-23 | Tripod constant velocity universal joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209977088U (en) |
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2019
- 2019-05-23 CN CN201920755138.0U patent/CN209977088U/en active Active
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