CN215567212U

CN215567212U - High-precision shockproof motor rotating shaft

Info

Publication number: CN215567212U
Application number: CN202122363872.2U
Authority: CN
Inventors: 薛涛; 薛磊
Original assignee: Qingdao Jinjingze Machinery Co ltd
Current assignee: Qingdao Jinjingze Machinery Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-01-18
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a high-precision shockproof motor rotating shaft which comprises a rotating shaft, wherein a shaft sleeve is sleeved on the rotating shaft, two ends of the rotating shaft are respectively provided with a clamp spring groove, the two clamp spring grooves are respectively provided with a first clamp spring and a second clamp spring, a stator is fixedly arranged on the inner wall of a motor shell, and a rotor is rotatably arranged in the stator. The utility model discloses a high-precision shockproof motor rotating shaft, wherein the surface of the rotating shaft adopts a chromium-plated structure, the wear resistance of the surface of the rotating shaft is increased, the hardness of the surface of the rotating shaft is increased, the deformation and abrasion of the rotating shaft caused by stress and friction in the installation and use processes can be effectively reduced, the service life of the rotating shaft is effectively prolonged, the precision of the rotating shaft is improved, a plurality of springs are fixedly connected between the rotating shaft and a shaft sleeve and are matched with a rubber sleeve sleeved on a bearing, the motor shockproof can be realized, the motor is more stable in working, the bearing sleeve sleeved on the rotating shaft is made of sound-absorbing materials, and the noise of the motor in working can be effectively reduced.

Description

High-precision shockproof motor rotating shaft

Technical Field

The utility model relates to the technical field of motor rotating shafts, in particular to a high-precision shockproof motor rotating shaft.

Background

With the rapid development of modern industry, the mass stability of the rotating member is related to whether the whole rotating member can be normally used or not due to the flexible and changeable form of the rotating member, wherein the rotating shaft is used as a core part of the rotating member.

The existing motor rotating shaft has certain defects, is generally made of common metal, is very easy to wear and deform when being installed and used, reduces the stability of the motor and the precision of the motor, has certain defects, has larger error when being used, and is unstable in operation and causes energy loss due to overlarge stress of the shaft head when being pressed and deformed.

The prior patent (publication number is CN204928456U) discloses a pivot for motor, including the first axle body and the second axle body of coaxial setting, the second axle body seted up a groove of stepping down for the other end of first axle body on, the side of groove of stepping down be on a parallel with the second axle body terminal surface and with the outer disc of second axle body crossing perpendicularly, the bottom surface in groove of stepping down extends to on the terminal surface that first axle body was kept away from to the second axle body, the diameter ratio of the first axle body the diameter of the second axle body little, the juncture of first axle body and second axle body forms a step, the step and the side in groove of stepping down form the clamping part that is used for the firm pivot of centre gripping. The utility model can effectively prevent the axial displacement of the motor caused by the rotating shaft. But the device is easy atress wearing and tearing when the installation is used, and the error is great when using, and when the pressure equipment, the spindle nose atress is too big easy deformation, and the operation is unstable, causes energy loss, reduces motor stability, reduces the motor precision.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a high-precision shockproof motor rotating shaft.

In order to achieve the purpose, the utility model adopts the following technical scheme: a high-precision shockproof motor rotating shaft comprises a rotating shaft and a motor shell, wherein a shaft sleeve is sleeved on the rotating shaft, and two ends of the rotating shaft are provided with clamp spring grooves;

two the inside first jump ring and the second jump ring of being provided with respectively of jump ring inslot, the fixed stator that is provided with of motor casing inner wall, the inside rotation of stator is provided with the rotor.

As a further description of the above technical solution:

a plurality of springs are fixedly arranged between the rotating shaft and the shaft sleeve.

As a further description of the above technical solution:

and a first bearing and a second bearing are respectively arranged at the two ends of the rotating shaft close to the first clamp spring and the second clamp spring.

As a further description of the above technical solution:

and a first rubber sleeve and a second rubber sleeve are respectively sleeved on the first bearing and the second bearing (13).

As a further description of the above technical solution:

and a layer of chromium plating material is arranged on the surface of the rotating shaft.

As a further description of the above technical solution:

and a key groove is formed in the longer end, extending out of the motor shell, of the rotating shaft.

As a further description of the above technical solution:

and a flat key is arranged in the key groove.

As a further description of the above technical solution:

the shaft sleeve is made of a sound attenuation material.

The utility model has the following beneficial effects:

1. according to the high-precision shockproof motor rotating shaft, the chrome-plated structure is adopted on the surface of the rotating shaft, so that the surface wear resistance of the rotating shaft is improved, the surface hardness of the rotating shaft is increased, the deformation and abrasion of the rotating shaft caused by stress and friction in the installation and use processes can be effectively reduced, the service life of the rotating shaft is effectively prolonged, and the precision of the rotating shaft is improved.

2. According to the high-precision shockproof motor rotating shaft provided by the utility model, the plurality of springs are fixedly connected between the rotating shaft and the shaft sleeve and are matched with the rubber sleeve sleeved on the bearing, so that the shockproof effect of the motor can be realized, and the motor is more stable in working.

3. According to the high-precision shockproof motor rotating shaft, the bearing sleeve sleeved on the rotating shaft is made of sound-absorbing materials, and noise generated when the motor works can be effectively reduced.

Drawings

FIG. 1 is a side view of a high precision anti-vibration motor shaft according to the present invention;

FIG. 2 is a front view of a high-precision shockproof motor shaft according to the present invention;

FIG. 3 is a cross-sectional view of a high-precision anti-vibration motor shaft according to the present invention;

fig. 4 is a schematic structural diagram of the assembly of the rotating shaft of the high-precision shockproof motor in the motor according to the present invention.

Illustration of the drawings:

1. a rotating shaft; 2. a shaft sleeve; 3. a clamp spring groove; 4. a rotor; 5. a stator; 6. a motor housing; 7. a spring; 8. a first clamp spring; 9. a first bearing; 10. a first rubber sleeve; 11. a second clamp spring; 12. a second rubber sleeve; 13. a second bearing; 14. a keyway; 15. a flat bond.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within 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 specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a high-precision shockproof motor rotating shaft comprises a rotating shaft 1, wherein a shaft sleeve 2 is sleeved on the rotating shaft 1, and two ends of the rotating shaft 1 are respectively provided with a clamp spring groove 3;

the two clamp spring grooves 3 are respectively provided with a first clamp spring 8 and a second clamp spring 11, the first clamp spring 8 and the second clamp spring 11 are used for fixing a first bearing 9 and a second bearing 13 to prevent the first bearing 9 and the second bearing 13 from displacing, the first bearing 9 and the second bearing 13 are used for connecting a rotating shaft 1 and a motor shell 6, the inner wall of the motor shell 6 is fixedly provided with a stator 5, a rotor 4 is rotatably arranged in the stator 5, the rotor 4 can rotate in the stator 5 after being electrified, a plurality of springs 7 are fixedly arranged between the rotating shaft 1 and a shaft sleeve 2, the springs 7 can reduce the vibration of the motor during the movement and improve the stability of the motor, the first bearing 9 and the second bearing 13 are arranged at the two ends of the rotating shaft 1, which are close to the first clamp spring 8 and the second clamp spring 11, the first bearing 9 and the second bearing (13) are respectively sleeved with a first rubber sleeve 10 and a second rubber sleeve 12, and the first rubber sleeve 10 and the second rubber sleeve 12 can cooperate with the springs 7 to play a role in shock absorption, the surface of the rotating shaft 1 is provided with a layer of chromium-plated material, the structural strength of the rotating shaft 1 can be increased by the layer of chromium-plated material arranged on the surface of the rotating shaft 1, the key groove 14 is formed in one end, extending out of the motor shell 6, of the rotating shaft 1, the flat key 15 is arranged in the key groove 14, the key groove 14 and the flat key 15 are located for connecting the shaft coupler, the shaft sleeve 2 is made of a noise-reducing material, and the noise of the motor during working can be reduced.

The working principle is as follows: when the device is used, the device is firstly taken out from a storage place, the device is accurately installed on a rotor 4, then the rotor 4 is rotatably connected with a stator 5, a motor shell 6 is sealed, the motor is assembled, the end, extending out of the motor shell 6, of a rotating shaft 1 is provided with a key groove 14, a flat key 15 is arranged in the key groove 14, the key groove 14 and the flat key 15 are used for positioning when a coupler is connected, the motor can start to be electrified and work after the coupler is connected, when the motor is electrified and works, the rotor 4 rotates in the stator 5 to generate noise, the device is provided with a shaft sleeve 2 made of sound-absorbing materials, the noise generated when part of the motor works can be absorbed, the noise generated when the motor works is reduced, a quieter working environment can be kept, interference of normal work of workers is avoided, when the motor works, a plurality of springs 7 are fixedly arranged between the rotating shaft 1 and the shaft sleeve 2, the spring 7 can cooperate with the first rubber sleeve 10 and the second rubber sleeve 12 on the first bearing 9 and the second bearing 13 to reduce the vibration of the rotating shaft 1, so that the motor can work more stably.

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 shockproof type motor shaft of high accuracy, includes pivot (1) and motor casing (6), its characterized in that: the rotating shaft (1) is sleeved with a shaft sleeve (2), and two ends of the rotating shaft (1) are provided with clamp spring grooves (3);

two inside first jump ring (8) and the second jump ring (11) of being provided with respectively of jump ring groove (3), motor casing (6) inner wall is fixed and is provided with stator (5), stator (5) inside rotation is provided with rotor (4).

2. The high-precision anti-vibration motor spindle according to claim 1, wherein: a plurality of springs (7) are fixedly arranged between the rotating shaft (1) and the shaft sleeve (2).

3. The high-precision anti-vibration motor spindle according to claim 1, wherein: and a first bearing (9) and a second bearing (13) are respectively arranged at the two ends of the rotating shaft (1) close to the first clamp spring (8) and the second clamp spring (11).

4. The high-precision anti-vibration motor spindle according to claim 3, wherein: and a first rubber sleeve (10) and a second rubber sleeve (12) are respectively sleeved on the first bearing (9) and the second bearing (13).

5. The high-precision anti-vibration motor spindle according to claim 1, wherein: and a layer of chromium plating material is arranged on the surface of the rotating shaft (1).

6. The high-precision anti-vibration motor spindle according to claim 1, wherein: and a key groove (14) is formed in the longer end, extending out of the motor shell (6), of the rotating shaft (1).

7. The high-precision anti-vibration motor spindle according to claim 6, wherein: a flat key (15) is arranged in the key groove (14).

8. The high-precision anti-vibration motor spindle according to claim 1, wherein: the shaft sleeve (2) is made of a sound attenuation material.