阅读说明：本技术 悬浮均载内齿圈组件 (Suspension load-sharing inner gear ring assembly ) 是由 李岳 于 2020-12-30 设计创作，主要内容包括：一种电机技术领域的悬浮均载内齿圈组件,包括外壳体、浮动外圈、浮动内齿圈、行星轮组件、齿轮架；外壳体为固定件,浮动外圈镶嵌在外壳体内,二者间隙配合；浮动内齿圈镶嵌在浮动外圈内,二者间隙配合；行星轮组件布置在齿轮架上,二者组合后镶嵌在浮动内齿圈内；浮动内齿圈内侧布置有内齿,所述行星轮组件的外侧布置有外齿,浮动内齿圈的内齿与行星轮组件的外齿相啮合。在本发明中,齿轮组工作过程中会自动调整内齿圈的位置以实现载荷均衡分配,实时消除各种因数造成的载荷不均的影响。本发明设计合理,内齿圈为浮动内齿圈,可实现载荷分配均衡。(A suspension load-sharing inner gear ring assembly belongs to the technical field of motors and comprises an outer shell, a floating outer ring, a floating inner gear ring, a planet wheel assembly and a gear carrier; the outer shell is a fixed part, and the floating outer ring is embedded in the outer shell and is in clearance fit with the outer shell; the floating inner gear ring is embedded in the floating outer ring and is in clearance fit with the floating outer ring; the planet wheel component is arranged on the gear carrier, and the two components are combined and then embedded in the floating inner gear ring; the inner side of the floating inner gear ring is provided with inner teeth, the outer side of the planetary wheel assembly is provided with outer teeth, and the inner teeth of the floating inner gear ring are meshed with the outer teeth of the planetary wheel assembly. In the invention, the position of the inner gear ring can be automatically adjusted in the working process of the gear set to realize load balanced distribution, and the influence of uneven load caused by various factors is eliminated in real time. The invention has reasonable design, and the inner gear ring is a floating inner gear ring, thereby realizing load distribution balance.)

1. A suspension load-sharing inner gear ring component comprises an outer shell which is a fixed part, and is characterized by further comprising a floating outer ring, a floating inner gear ring, a planet wheel component and a gear carrier;

the floating outer ring is embedded in the outer shell and is in clearance fit with the outer shell;

the floating inner gear ring is embedded in the floating outer ring and is in clearance fit with the floating outer ring;

the planet wheel assembly is arranged on the gear carrier, and the two are combined and then embedded in the floating inner gear ring;

the inner side of the floating inner gear ring is provided with inner teeth, the outer side of the planet wheel assembly is provided with outer teeth, and the inner teeth of the floating inner gear ring are meshed with the outer teeth of the planet wheel assembly.

2. The suspension load sharing ring gear assembly according to claim 1, further comprising an outer housing groove and a floating outer ring boss, wherein the outer housing groove is arranged on the inner wall surface of the outer housing, the floating outer ring boss is arranged on the outer wall surface of the floating outer ring, and the outer housing groove is matched with the floating outer ring boss.

3. The suspension load sharing ring gear assembly according to claim 1, further comprising a floating outer ring groove and a floating ring gear boss, wherein the floating outer ring groove is arranged on the inner wall surface of the floating outer ring, the floating ring gear boss is arranged on the outer wall surface of the floating ring gear, and the floating outer ring groove is matched with the floating ring gear boss.

Technical Field

The invention relates to an inner gear ring device in the technical field of motors, in particular to a suspension load-sharing inner gear ring assembly capable of realizing load distribution balance.

Background

The planetary gear reducer is widely applied due to the advantages of small volume, large transmission ratio, high transmission efficiency, wide speed reduction range, high bearing capacity, light weight and the like, and is widely applied to various transmission systems. The function of the device is mainly used for reducing the rotating speed, increasing the torque and reducing the rotational inertia ratio of the load/the motor on the premise of ensuring the precision transmission. Due to manufacturing and mounting errors, the change of the environment temperature in the gear work, the deformation of each part and the like, the distribution of each planet wheel between the inner gear ring and the sun gear is uneven, the problem of uneven distribution of line load can be solved, and negative influences are brought to the working performance, the bearing capacity and the service life of the speed reducer.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a suspension load-sharing inner gear ring assembly, and the structure is changed to change the inner gear ring into a floating inner gear ring, so that the load distribution balance can be realized.

The invention is realized by the following technical scheme that the invention comprises an outer shell, a floating outer ring, a floating inner gear ring, a planet wheel assembly and a gear carrier; the outer shell is a fixing piece, the floating outer ring is embedded in the outer shell, the floating outer ring and the floating inner gear ring are embedded in the floating outer ring in a clearance fit mode, and the floating outer ring and the floating inner gear ring are in clearance fit; the planet wheel component is arranged on the gear carrier, and the two components are combined and then embedded in the floating inner gear ring; the inner side of the floating inner gear ring is provided with inner teeth, the outer side of the planetary wheel assembly is provided with outer teeth, and the inner teeth of the floating inner gear ring are meshed with the outer teeth of the planetary wheel assembly.

The invention further comprises an outer shell groove and a floating outer ring boss, wherein the outer shell groove is arranged on the inner wall surface of the outer shell, the floating outer ring boss is arranged on the outer wall surface of the floating outer ring, and the outer shell groove is matched with the floating outer ring boss.

Furthermore, the floating ring gear further comprises a floating outer ring groove and a floating inner gear ring boss, wherein the floating outer ring groove is arranged on the inner wall surface of the floating outer ring, the floating inner gear ring boss is arranged on the outer wall surface of the floating inner gear ring, and the floating outer ring groove is matched with the floating inner gear ring boss.

Compared with the prior art, the invention has the following beneficial effects: the invention has reasonable design, and the gear set can automatically adjust the position of the inner gear ring in the working process to realize load balanced distribution and eliminate the influence of uneven load caused by various factors in real time.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is an enlarged partial view of the left side of FIG. 1;

FIG. 3 is a partial enlarged view of the right side of FIG. 1;

FIG. 4 is an assembled structural schematic view of each component in embodiment 1 of the present invention;

the floating type motor rotor comprises a shell, a floating outer ring, a floating inner gear ring, a floating planet wheel assembly, a planet wheel carrier, a floating inner gear ring, a floating outer ring boss, a floating planet wheel assembly, a planet wheel carrier, a floating inner gear ring, a floating planet wheel assembly.

Detailed Description

The following embodiments of the present invention are described in detail with reference to the accompanying drawings, and the embodiments and specific operations of the embodiments are provided on the premise of the technical solution of the present invention, but the scope of the present invention is not limited to the following embodiments.

Example 1

In the specific embodiment, as shown in fig. 1 to 4, the invention comprises an outer shell 1, a floating outer ring 2, a floating inner gear ring 3, a planet wheel assembly 4, a gear carrier 5, floating inner gear ring internal teeth 6, an outer shell groove 7, a floating outer ring boss 8, a floating outer ring groove 9 and a floating inner gear ring boss 10; the outer shell 1 is a fixed part, and the floating outer ring 2 is embedded in the outer shell 1 and is in clearance fit with the outer shell 1; the floating inner gear ring 3 is embedded in the floating outer ring 2 and is in clearance fit with the floating outer ring; the planet wheel component 4 is arranged on the gear carrier 5, and the two components are combined and then embedded in the floating inner gear ring 3; the inner side of the floating inner gear ring 3 is provided with floating inner gear ring internal teeth 6, the outer side of the planet wheel assembly 4 is provided with external teeth, and the floating inner gear ring internal teeth 6 are meshed with the external teeth of the planet wheel assembly 4; the outer shell groove 7 is arranged on the inner wall surface of the outer shell 1, the floating outer ring boss 8 is arranged on the outer wall surface of the floating outer ring 2, and the outer shell groove 7 is matched with the floating outer ring boss 8; the floating outer ring groove 9 is arranged on the inner wall surface of the floating outer ring 2, the floating inner gear ring boss 10 is arranged on the outer wall surface of the floating inner gear ring 3, and the floating outer ring groove 9 is matched with the floating inner gear ring boss 10.

In the embodiment, the number of the planet wheel assemblies 4 is three; longitudinal sections of the outer shell groove 7, the floating outer ring boss 8, the floating outer ring groove 9 and the floating inner gear ring boss 10 are rectangular.

In the invention, the position of the inner gear ring can be automatically adjusted in the working process of the gear set (the best position can be automatically found within a certain range of the XY upward direction of the inner gear ring because of the mutual drag of forces) so as to realize load balanced distribution and eliminate the influence of uneven load caused by various factors in real time. A plurality of planet wheel assemblies 4 are uniformly distributed between the sun wheel and the floating inner gear ring 3; the floating inner gear ring 3 is sleeved with the floating outer ring 2, the floating inner gear ring and the floating outer ring are in clearance fit, and can be relatively adjusted in a certain XY direction range; the outer shell 1 is sleeved outside the floating outer ring 2, the floating outer ring and the outer shell are in clearance fit, the XY direction can be adjusted relatively within a certain range, and the outer shell 1 is a fixing piece.

In the implementation process of the invention, the motor drives the sun gear, and the sun gear drives the star wheel component combined on the planet gear carrier 5 to operate, namely, the whole set of planetary gear system operates along the circumference of the floating inner gear ring 3, and the planet gear carrier 5 outputs; the floating inner gear ring 3 can realize the wandering in each direction of an XY plane in a certain direction because of the matching relationship between the floating outer ring 2 and the outer shell 1 and the movable distances in the XY direction are mutually superposed, namely the floating inner gear ring 3 becomes the floatable inner gear ring.

Example 2

In embodiment 1, the number of the planetary gear assemblies 4 is three, and in this embodiment, the number of the planetary gear assemblies 4 may be four. In embodiment 1, the longitudinal sections of the outer housing groove 7, the floating outer ring boss 8, the floating outer ring groove 9, and the floating inner gear ring boss 10 are all rectangular, and in this embodiment, the longitudinal sections may be designed to be triangular.

The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention.