CN117977870A - Axial force resistant motor - Google Patents
Axial force resistant motor Download PDFInfo
- Publication number
- CN117977870A CN117977870A CN202410133791.9A CN202410133791A CN117977870A CN 117977870 A CN117977870 A CN 117977870A CN 202410133791 A CN202410133791 A CN 202410133791A CN 117977870 A CN117977870 A CN 117977870A
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- Prior art keywords
- baffle ring
- assembly
- output assembly
- output
- axial force
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- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 238000003466 welding Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The invention discloses an axial force resistant motor, which comprises an output assembly and a cylindrical shell, wherein a stator and a rotor are arranged in the shell, the rotor is provided with a shaft core which is transversely arranged, a left end cover of the shell is provided with an end cover, a right end cover of the shell is provided with a connecting seat, the connecting seat is cylindrical and is rotationally sleeved on the outer side of the output assembly, a rotary connecting assembly is sleeved between the connecting seat and the output assembly, and the rotary connecting assembly comprises a plurality of first bearings; the output assembly penetrates through the connecting seat, the output assembly is provided with a left baffle ring and a right baffle ring, the left baffle ring and the right baffle ring are arranged at left and right intervals, and two sides of the rotating connecting assembly are respectively abutted against the left baffle ring and the right baffle ring; the left end of the output component is connected with the shaft core in a linkage way. When the load object has axial load, the left/right axial load can be transmitted to the connecting seat through the right baffle ring/the left baffle ring, the axial load is borne by the connecting seat, the rotor does not need to bear the axial load, and the structure is stable; and a coupler is not required to be additionally arranged, so that miniaturization of products is facilitated.
Description
Technical Field
The invention relates to the field of electrical elements, in particular to an axial force resistant motor.
Background
When the load object driven by the rotating motor has an axial load, a coupler is generally required to be additionally arranged between the rotating motor and the load object and bear the axial load, however, the overall dimension of the rotating motor and the coupler is difficult to be small, and the miniaturization of products is not facilitated.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. For this purpose, the invention proposes an axial force resistant motor.
The axial force resistant motor comprises an output assembly and a cylindrical shell, wherein a stator and a rotor are arranged in the shell, the rotor is provided with a shaft core which is transversely arranged, the left end cover of the shell is provided with an end cover, the right end cover of the shell is provided with a connecting seat, the connecting seat is cylindrical and is rotationally sleeved on the outer side of the output assembly, a rotary connecting assembly is sleeved between the connecting seat and the output assembly, and the rotary connecting assembly comprises a plurality of first bearings; the output assembly penetrates through the connecting seat, the output assembly is provided with a left baffle ring and a right baffle ring, the left baffle ring and the right baffle ring are arranged at left and right intervals, and two sides of the rotating connecting assembly are respectively abutted to the left baffle ring and the right baffle ring; the left end of the output assembly is connected with the shaft core in a linkage way.
The axial force resistant motor provided by the embodiment of the invention has at least the following technical effects: when the rotary type load device is used, the rotor rotates relative to the stator, and the rotor drives the output assembly to rotate so as to drive the load object; when the load object has axial load, the left/right axial load can be transmitted to the connecting seat through the right baffle ring/the left baffle ring, the axial load is borne by the connecting seat, the rotor does not need to bear the axial load, and the structure is stable; and a coupler is not required to be additionally arranged, so that miniaturization of products is facilitated.
According to some embodiments of the invention, the rotary joint assembly comprises two first bearings. So that the rotation of the output assembly is more stable.
According to some embodiments of the invention, the first bearings are flange bearings, and the two first bearings are arranged in a left-right mirror symmetry. When the output assembly receives axial load, the right baffle ring and the left baffle ring can transmit the axial load to the two first bearings, and then the convex edges of the two first bearings are transmitted to the connecting seat, so that the structure is stable.
According to some embodiments of the invention, the output assembly comprises a connecting shaft sleeve and an output shaft, the connecting shaft sleeve is fixedly connected with the output shaft, and the left baffle ring and the right baffle ring are respectively arranged on the connecting shaft sleeve and the output shaft. The connecting shaft sleeve and the output shaft are parts with simpler structures, and are convenient to produce and manufacture, so that the output assembly is convenient to produce and manufacture.
According to some embodiments of the invention, the coupling sleeve is welded to the output shaft. Thus, the connecting shaft sleeve is firmly connected with the output shaft.
According to some embodiments of the invention, the right stop ring is welded to the output assembly. The right baffle ring is firmly connected with the output assembly and is not easy to loosen.
According to some embodiments of the invention, the right stop ring is threadably coupled to the output assembly. The right baffle ring is rotated to pre-press the output assembly and the rotating connecting assembly, and the output assembly does not have axial movement to influence the precision during operation.
According to some embodiments of the invention, the right stop ring is a torque nut. Thus, the right baffle ring can be prevented from loosening.
According to some embodiments of the invention, a planetary reducer is connected between the output assembly and the shaft core. Therefore, the speed reducer is also integrated into the axial force resistant motor, the structure is more compact, and the product miniaturization is facilitated.
According to some embodiments of the invention, the left end of the output assembly is provided with a press-fit hole, and the shaft core is press-fitted in the press-fit hole. The linkage connection of the shaft core and the output assembly is realized, so that the shaft core can drive the output assembly to rotate.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
Fig. 1 is a schematic perspective view of an axial force resistant motor according to an embodiment of the present invention.
Fig. 2 is a schematic cross-sectional view of an axial force resistant motor according to an embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of an axial force resistant motor according to further embodiments of the present invention.
In the accompanying drawings:
100-a housing; 200-end caps; 300-connecting seats; 400-shaft core; 410-magnetic sleeve; 420-stator; 510-sun gear; 520-a ring gear; 530-planetary turret; 610-connecting a shaft sleeve; 611-left baffle ring; 620-an output shaft; 621-right baffle ring; 710-left bearing; 720-right bearing.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, only for convenience of description and simplification of the description, and are not intended to indicate that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Further, the meaning of a plurality is one or more, and the meaning of a plurality is two or more, and greater than, less than, exceeding, etc. is understood to exclude the present number, and the meaning of above, below, within, etc. is understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present invention can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
An axial force resistant motor according to an embodiment of the present invention is described below with reference to fig. 1 to 3.
The axial force resistant motor comprises an output assembly and a cylindrical shell 100, wherein a stator 420 and a rotor are arranged in the shell 100, a shaft core 400 which is transversely arranged is arranged in the rotor, an end cover 200 is arranged on a left end cover 200 of the shell 100, a connecting seat 300 is arranged on a right end cover 200 of the shell 100, the connecting seat 300 is cylindrical and is rotationally sleeved on the outer side of the output assembly, a rotary connecting assembly is sleeved between the connecting seat 300 and the output assembly, and the rotary connecting assembly comprises a plurality of first bearings; the output assembly penetrates through the connecting seat 300, the output assembly is provided with a left baffle ring 611 and a right baffle ring 621, the left baffle ring 611 and the right baffle ring 621 are arranged at left and right intervals, and two sides of the rotating connecting assembly are respectively abutted against the left baffle ring 611 and the right baffle ring 621; the left end of the output assembly is connected with the shaft core 400 in a linkage way.
For example, as shown in fig. 1, the casing 100 is in a cylindrical shape and is transversely arranged, the left end of the casing 100 is provided with an end cover 200, the casing 100 and the end cover 200 can be fixedly connected through riveting or other suitable manners, the right end of the casing 100 is provided with a connecting seat 300, and the casing 100 and the connecting seat 300 can be fixedly connected through riveting or other suitable manners; the axial directions of the stator 420 and the rotor are both transverse, the stator 420 is sleeved on the outer side of the rotor, the rotor comprises a shaft core 400 and a magnetic sleeve 410 sleeved on the outer side of the shaft core 400, the shaft core 400 and the magnetic sleeve 410 can be fixedly connected through bonding or other suitable modes, the left end of the shaft core 400 can penetrate through an end cover, and the right end of the shaft core 400 is connected with an output assembly. The output assembly is coaxial with the axle core 400, the left end of the output assembly is connected to the axle core 400, and the right end of the output assembly penetrates through the connecting seat 300 and is used for being connected to a load object.
When in use, the rotor rotates relative to the stator 420, and the rotor drives the output assembly to rotate so as to drive the load object; when the load object has axial load, the left/right axial load can be transmitted to the connecting seat 300 through the right baffle ring 621/the left baffle ring 611, the axial load is borne by the connecting seat 300, the rotor does not need to bear the axial load, and the structure is stable; and a coupler is not required to be additionally arranged, so that miniaturization of products is facilitated. The motor cover and the external coupler of the traditional rotating motor are integrated into one part of the connecting seat 300, so that the purpose of reducing the volume is achieved.
In some embodiments of the invention, the rotational coupling assembly comprises two first bearings. The two first bearings are arranged at left and right intervals; so that the rotation of the output assembly is more stable.
In some embodiments of the present invention, the first bearings are flange bearings, and the two first bearings are arranged in a side-to-side mirror symmetry. The flange bearing is provided with a bearing main body and a convex edge arranged at the periphery of the bearing main body; the first bearing on the left side is called a left bearing 710, the first bearing on the right side is called a right bearing 720, the convex edge of the left bearing 710 is located at the left end of the bearing body and is abutted against the connection seat 300 from left to right, and the convex edge of the right bearing 720 is located at the right end of the bearing body and is abutted against the connection seat 300 from right to left, as shown in fig. 3; when the output assembly receives left/right axial load, the right baffle ring 621/left baffle ring 611 can transmit the axial load to the right bearing 720/left bearing 710, and then transmit the axial load from the convex edge of the right bearing 720/left bearing 710 to the connecting seat 300, so that the structure is stable; moreover, the method is also applicable to the field of the present invention. The left bearing 710 can be inserted into the connecting seat 300 from left to right, and the right bearing can be inserted into the connecting seat 300 from right to left, so that the assembly is convenient.
In some embodiments of the present invention, the output assembly includes a coupling sleeve 610 and an output shaft 620, the coupling sleeve 610 is fixedly connected to the output shaft 620, and a left stop ring 611 and a right stop ring 621 are respectively disposed on the coupling sleeve 610 and the output shaft 620. The left baffle ring 611 and the connecting sleeve 610 may be an integral component; the connecting shaft sleeve 610 and the output shaft 620 are parts with simpler structures, and are convenient to produce and manufacture, thereby being convenient for producing and manufacturing the output assembly. Of course, in other embodiments of the invention, the coupling sleeve 610 and the output shaft 620 may be a unitary member.
In some embodiments of the invention, the coupling sleeve 610 is welded to the output shaft 620. The two first bearings are connected with the connecting shaft sleeve 610, the right end of the connecting shaft sleeve 610 is provided with a jack, the left end of the output shaft 620 is provided with an inserting part, the inserting part is inserted into the jack, the side wall of the jack is provided with a plurality of welding through holes, and the welding of the inserting part and the connecting shaft sleeve 610 can be performed at the welding through holes, namely, the welding of the output shaft 620 and the connecting shaft sleeve 610 is completed; so that the coupling sleeve 610 is firmly coupled to the output shaft 620. Of course, in other embodiments of the invention, the coupling sleeve 610 and the output shaft 620 may be fixedly connected by expansion or other suitable means.
In some embodiments of the invention, the right stop ring 621 is welded to the output assembly. During assembly, the output assembly can pass through the connecting seat 300 from left to right, then the right baffle ring 621 is sleeved outside the output assembly from right to left, and the right baffle ring 621 and the output assembly are relatively fixed by welding or other suitable modes, so that the assembly is convenient; the right baffle ring 621 is firmly connected with the output assembly and is not easy to loosen.
In some embodiments of the invention, the right stop ring 621 is threadably coupled to the output assembly. When the output assembly includes two independent parts, namely the connecting shaft sleeve 610 and the output shaft 620, external threads can be arranged at the position of the output shaft 620 corresponding to the right baffle ring 621, and internal threads are arranged on the inner periphery of the right baffle ring 621, so that the threaded connection between the right baffle ring 621 and the output assembly can be realized. The output assembly and the rotary connecting assembly can be pre-compacted by rotating the right baffle ring 621, and the output assembly does not have axial movement to influence the precision during operation.
In some embodiments of the invention, the right stop ring 621 is a torque nut. This prevents the right stop ring 621 from loosening. Of course, a weld may also be made between the torque nut and the output assembly for further securement.
In some embodiments of the present invention, a planetary reducer is connected between the output assembly and the hub 400. Referring to fig. 2, the planetary reducer includes a sun gear 510, a plurality of planet gears, a ring gear 520, and a planetary rotating frame 530, wherein the sun gear 510 is connected to the shaft core 400, the ring gear 520 is relatively fixed to the housing 100, the planetary rotating frame 530 is provided with a stepped through hole arranged transversely, the left end of the output assembly can pass through the stepped hole, and a left baffle ring 611 is arranged at the left end of the stepped hole and is abutted against the planetary rotating frame 530 from left to right, i.e. the planetary rotating frame 530 is abutted against between the left baffle ring 611 and the rotating connecting assembly, so that the planetary rotating frame 530 is in linkage connection with the output assembly. Therefore, the speed reducer is also integrated into the axial force resistant motor, the structure is more compact, and the product miniaturization is facilitated.
In other embodiments of the present invention, referring to fig. 3, the left end of the output assembly is provided with a press-fit hole into which the shaft core 400 is press-fitted. The linkage connection of the shaft core 400 and the output assembly is realized, so that the shaft core 400 can drive the output assembly to rotate; when the output assembly includes two separate parts, the coupling sleeve 610 and the output shaft 620, press-fit holes may be provided in the coupling sleeve 610. Of course, besides the connection through press fitting and the connection through the planetary reducer, the shaft core 400 and the connecting shaft sleeve 610 may be provided with an insertion shaft with a non-circular cross section at the right end of the shaft core 400, and an insertion hole with a non-circular cross section is provided at the left end of the connecting shaft sleeve 610, and the insertion shaft is inserted into the insertion hole, thereby realizing torque transmission.
While the preferred embodiment of the present application has been illustrated and described, the present application is not limited to the embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the present application, and these equivalent modifications and substitutions are intended to be included in the scope of the present application as defined in the appended claims.
Claims (10)
1. An axial force resistant motor, characterized in that: comprises an output assembly and a cylindrical shell (100), wherein a stator (420) and a rotor are arranged in the shell (100), the rotor is provided with a shaft core (400) which is transversely arranged, a left end cover (200) of the shell (100) is provided with an end cover (200), a right end cover (200) is provided with a connecting seat (300), the connecting seat (300) is cylindrical and is rotatably sleeved on the outer side of the output assembly, a rotary connecting assembly is sleeved between the connecting seat (300) and the output assembly, and the rotary connecting assembly comprises a plurality of first bearings; the output assembly penetrates through the connecting seat (300), the output assembly is provided with a left baffle ring (611) and a right baffle ring (621), the left baffle ring (611) and the right baffle ring (621) are arranged at left and right intervals, and two sides of the rotating connecting assembly are respectively abutted to the left baffle ring (611) and the right baffle ring (621); the left end of the output assembly is connected with the shaft core (400) in a linkage way.
2. The axial force resistant motor of claim 1 wherein: the rotational coupling assembly includes two first bearings.
3. The axial force resistant motor of claim 2 wherein: the first bearings are flange bearings, and the two first bearings are arranged in a left-right mirror symmetry mode.
4. The axial force resistant motor of claim 1 wherein: the output assembly comprises a connecting shaft sleeve (610) and an output shaft (620), wherein the connecting shaft sleeve (610) is fixedly connected with the output shaft (620), and the left baffle ring (611) and the right baffle ring (621) are respectively arranged on the connecting shaft sleeve (610) and the output shaft (620).
5. The axial force resistant motor of claim 4 wherein: the coupling sleeve (610) is welded to the output shaft (620).
6. The axial force resistant motor of claim 1 wherein: the right stop ring (621) is welded to the output assembly.
7. The axial force resistant motor of claim 1 wherein: the right baffle ring (621) is in threaded connection with the output assembly.
8. The axial force resistant motor of claim 7 wherein: the right baffle ring (621) is a torque nut.
9. The axial force resistant motor of claim 1 wherein: a planetary reducer is connected between the output assembly and the shaft core (400).
10. The axial force resistant motor of claim 1 wherein: the left end of the output assembly is provided with a press-fit hole, and the shaft core (400) is press-fitted in the press-fit hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410133791.9A CN117977870A (en) | 2024-01-30 | 2024-01-30 | Axial force resistant motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410133791.9A CN117977870A (en) | 2024-01-30 | 2024-01-30 | Axial force resistant motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117977870A true CN117977870A (en) | 2024-05-03 |
Family
ID=90857633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410133791.9A Pending CN117977870A (en) | 2024-01-30 | 2024-01-30 | Axial force resistant motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117977870A (en) |
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2024
- 2024-01-30 CN CN202410133791.9A patent/CN117977870A/en active Pending
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