CN217002918U

CN217002918U - Planet wheel bearing clamping structure of planet row

Info

Publication number: CN217002918U
Application number: CN202220777908.3U
Authority: CN
Inventors: 王苗
Original assignee: Youchuan Precision Technology Dongguan Co ltd
Current assignee: Youchuan Precision Technology Dongguan Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-07-19
Anticipated expiration: 2032-04-02

Abstract

The utility model relates to the field of planet rows and discloses a planet wheel bearing clamping structure of a planet row. According to the planetary gear fixing device, the bearing can be circumferentially limited through the limiting block and the limiting groove, the bearing can be axially limited through the fixing ring, so that the bearing can be completely limited, the planetary gear can normally work, the fixing ring can be limited through the fixing sleeve, the bearing can be fixed more stably, the fixing sleeve and the fixing ring can be conveniently detached through a threaded connection mode, the problem that the bearing is difficult to detach during original fixed connection is solved, the bearing can be conveniently detached and installed, and therefore people can conveniently overhaul and maintain the bearing.

Description

Planet wheel bearing clamping structure of planet row

Technical Field

The utility model relates to the field of planet rows, in particular to a planet wheel bearing clamping structure of a planet row.

Background

Planetary gears are gear systems which, in addition to being able to rotate about their own axis of rotation like fixed-axis gears, also have their axes of rotation with the carrier about the axes of other gears, the rotation about their own axis being called "autorotation" and the rotation about the axes of other gears being called "revolution", like a planet in the solar system, so that the simplest planetary gear mechanism is composed of 1 sun gear, 1 ring gear, 1 carrier and 3-4 planet gears supported on the carrier, called a single planet row.

At the in-process that uses planet wheel bearing screens structure, the planet wheel bearing screens structure that has now on the market often has two shortcomings when using, and firstly current planet wheel bearing screens structure often can not realize the dismouting of being convenient for to the bearing when using, and secondly current planet wheel bearing screens structure often can not realize being convenient for when using and adjust the fixed position of bearing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a planet wheel bearing clamping structure of a planet row.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a planet wheel bearing screens structure of planet row, includes the casing, the middle part is provided with the sun gear in the casing, the meshing of sun gear periphery has evenly distributed's planet wheel, the equal meshing of one side that the sun gear was kept away from to the planet wheel is connected in the ring gear inboard, the ring gear sets up inside the casing, the equal fixed connection of planet wheel is in the bearing periphery, the bearing all sets up at pivot periphery middle part, the pivot periphery is provided with evenly distributed's spacing groove, the equal sliding connection of spacing inslot portion has the stopper, the effect both sides of bearing all are provided with solid fixed ring, gu one side that solid fixed ring kept away from the bearing all is provided with fixed cover, pivot top middle part all is provided with the fixed orifices, the inside equal threaded connection of fixed orifices has fixing screw, fixing screw all runs through the planet carrier.

As a further description of the above technical solution:

one side of the fixed sleeve, which is close to the bearing, is arranged on the periphery of the fixed ring.

As a further description of the above technical solution:

the fixed sleeves are rotationally connected with the fixed rings.

As a further description of the above technical solution:

the fixed sleeves are all in threaded connection with the left side and the right side of the periphery of the rotating shaft.

As a further description of the above technical solution:

the equal fixed connection of the one end that the spacing groove was kept away from to the stopper is inboard at the bearing.

As a further description of the above technical solution:

the fixed rings are respectively in threaded connection with the left side and the right side of the middle of the periphery of the rotating shaft.

As a further description of the above technical solution:

the fixing screws are in threaded connection with the planet carrier.

As a further description of the above technical solution:

the planet carrier is arranged at the top of the rotating shaft.

The utility model has the following beneficial effects:

1. according to the planetary gear fixing device, the bearing can be circumferentially limited through the limiting block and the limiting groove, the bearing can be axially limited through the fixing ring, so that the bearing can be completely limited, the planetary gear can normally work, the fixing ring can be limited through the fixing sleeve, the bearing can be fixed more stably, the fixing sleeve and the fixing ring can be conveniently detached through a threaded connection mode, the problem that the bearing is difficult to detach during original fixed connection is solved, the bearing can be conveniently detached and installed, and therefore people can conveniently overhaul and maintain the bearing.

2. According to the utility model, as the bearing is axially limited by the fixing ring and the fixing sleeve, when the bearing is used, the bearing can move on the rotating shaft through the limiting block by rotating the fixing ring and the fixing sleeve, so that the fixing position of the bearing can be adjusted, and the bearing can be fixed again by rotating the fixing ring and the fixing sleeve after being adjusted to a proper position, so that the bearing can be conveniently used by people.

Drawings

FIG. 1 is a perspective view of a planet gear bearing detent structure of a planet row according to the present invention;

FIG. 2 is a side sectional view of a partial structure of a planet gear bearing clamping structure of a planet row provided by the utility model;

fig. 3 is a partial structural top view of a planet wheel bearing detent structure of a planet row according to the present invention.

Illustration of the drawings:

1. a housing; 2. a toothed ring; 3. a sun gear; 4. a planet carrier; 5. a planet wheel; 6. a set screw; 7. a rotating shaft; 8. a fixing ring; 9. a bearing; 10. fixing a sleeve; 11. a limiting groove; 12. a fixing hole; 13. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

Referring to fig. 1-3, one embodiment of the present invention is provided: a planet wheel bearing clamping structure of a planet row comprises a shell 1, a sun wheel 3 is arranged in the middle of the inside of the shell 1, planet wheels 5 which are uniformly distributed are meshed with the periphery of the sun wheel 3, the planet wheels 5 can be driven to rotate through the sun wheel 3, one sides, far away from the sun wheel 3, of the planet wheels 5 are meshed with the inner side of a gear ring 2, the gear ring 2 is arranged inside the shell 1, the planet wheels 5 are fixedly connected with the periphery of a bearing 9, the bearing 9 is arranged in the middle of the periphery of a rotating shaft 7, limiting grooves 11 which are uniformly distributed are arranged on the periphery of the rotating shaft 7, limiting blocks 13 are slidably connected inside the limiting grooves 11, the bearing 9 can be circumferentially limited through the limiting blocks 13 and the limiting grooves 11, fixing rings 8 are arranged on two sides of the bearing 9, the bearing 9 can be axially limited through the fixing rings 8, so that the bearing 9 can be completely limited, and the planet wheels 5 can normally work, one side that solid fixed ring 8 kept away from bearing 9 all is provided with fixed cover 10, can carry on spacingly to solid fixed ring 8 through fixed cover 10, make bearing 9 can be fixed more stably, mode through threaded connection can make fixed cover 10 and solid fixed ring 8 be convenient for demolish, the problem that the bearing is difficult to demolish when having avoided original fixed connection, make it can realize the dismouting of being convenient for to the bearing, thereby can be convenient for people overhaul it and maintain, 7 top middle parts of pivot all are provided with fixed orifices 12, the inside equal threaded connection of fixed orifices 12 has set screw 6, set screw 6 all runs through planet carrier 4, can fix pivot 7 and planet carrier 4 through set screw 6, can carry out the relatively fixed to the position of pivot 7 through planet carrier 4.

One side of the fixed sleeve 10 close to the bearing 9 is arranged at the periphery of the fixed ring 8, the fixed sleeve 10 is rotationally connected with the fixed ring 8, the fixed sleeve 10 is in threaded connection with the left side and the right side of the periphery of the rotating shaft 7, one end of the limiting block 13 far away from the limiting groove 11 is fixedly connected with the inner side of the bearing 9, the fixed ring 8 is in threaded connection with the left side and the right side of the middle part of the periphery of the rotating shaft 7, the bearing 9 is axially limited by the fixed ring 8 and the fixed sleeve 10, so that the bearing 9 can move on the rotating shaft 7 through the limiting block 13 by rotating the fixed ring 8 and the fixed sleeve 10 when in use, the fixed position of the bearing can be adjusted, the bearing 9 can be fixed again by rotating the fixed ring 8 and the fixed sleeve 10 after being adjusted to a proper position, the bearing can be convenient for people to use, the fixed screws 6 are in threaded connection with the planet carrier 4, and the planet carrier 4 is arranged at the top of the rotating shaft 7, the rotating shaft 7 and the carrier 4 can be fixed by the fixing screw 6, and the position of the rotating shaft 7 can be relatively fixed by the carrier 4.

The working principle is as follows: the bearing 9 can be circumferentially limited by the limiting block 13 and the limiting groove 11, the bearing 9 can be axially limited by the fixing ring 8, so that the bearing 9 can be completely limited, the planet wheel 5 can normally work, the fixing ring 8 can be limited by the fixing sleeve 10, the bearing 9 can be fixed more stably, the fixing sleeve 10 and the fixing ring 8 can be conveniently detached by a threaded connection mode, the problem that the bearing is difficult to detach during original fixed connection is solved, the bearing can be conveniently detached and installed, and people can conveniently overhaul and maintain the bearing, meanwhile, the bearing 9 can be axially limited by the fixing ring 8 and the fixing sleeve 10, so that the bearing 9 can move on the rotating shaft 7 by rotating the fixing ring 8 and the fixing sleeve 10 during use, make it can realize adjusting the fixed position of bearing, can fix bearing 9 again through rotating solid fixed ring 8 and fixed cover 10 after adjusting suitable position, make it can be convenient for people to use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a planet wheel bearing screens structure of planet row, includes casing (1), its characterized in that: the middle part is provided with a sun wheel (3) in the shell (1), the periphery of the sun wheel (3) is meshed with planet wheels (5) which are uniformly distributed, one side of the planet wheels (5) far away from the sun wheel (3) is meshed with the inner side of a toothed ring (2), the toothed ring (2) is arranged in the shell (1), the planet wheels (5) are fixedly connected with the periphery of a bearing (9), the bearing (9) is arranged in the middle part of the periphery of a rotating shaft (7), the periphery of the rotating shaft (7) is provided with uniformly distributed limiting grooves (11), the inner parts of the limiting grooves (11) are connected with limiting blocks (13) in a sliding manner, two sides of the bearing (9) are provided with fixing rings (8), one sides of the fixing rings (8) far away from the bearing (9) are provided with fixing sleeves (10), the middle part of the top end of the rotating shaft (7) is provided with fixing holes (12), the fixing holes (12) are internally and uniformly connected with fixing screws (6) in a threaded manner, and the fixing screws (6) penetrate through the planet carrier (4).

2. A planet gear bearing detent arrangement for a planet row, as claimed in claim 1, wherein: one side of the fixed sleeve (10) close to the bearing (9) is arranged on the periphery of the fixed ring (8).

3. A planet gear bearing detent arrangement for a planet row, as claimed in claim 1, wherein: the fixed sleeves (10) are rotationally connected with the fixed rings (8).

4. A planet wheel bearing detent arrangement for a planet row, as claimed in claim 1, wherein: the fixed sleeves (10) are in threaded connection with the left side and the right side of the periphery of the rotating shaft (7).

5. A planet gear bearing detent arrangement for a planet row, as claimed in claim 1, wherein: and one end of the limiting block (13) far away from the limiting groove (11) is fixedly connected to the inner side of the bearing (9).

6. A planet gear bearing detent arrangement for a planet row, as claimed in claim 1, wherein: the fixing rings (8) are respectively in threaded connection with the left side and the right side of the middle part of the periphery of the rotating shaft (7).

7. A planet gear bearing detent arrangement for a planet row, as claimed in claim 1, wherein: the fixing screws (6) are in threaded connection with the planet carrier (4).

8. A planet gear bearing detent arrangement for a planet row, as claimed in claim 1, wherein: the planet carrier (4) is arranged at the top of the rotating shaft (7).