Servo motor capable of preventing eccentric operation

Abstract

The utility model discloses a servo motor capable of preventing eccentric operation, which comprises a central shaft, the side surface of the central shaft is rotatably connected with an output bearing, the side surface of the output bearing is fixedly connected with a front end cover, the front end cover is internally provided with a ventilation circular groove, a cover hole and a front end cover groove, the inner surface of the cover hole is in threaded connection with a fixed pin, and the fixed pin is fixedly connected with the front end cover groove. The side surface of the fixing pin is in threaded connection with a rear end cover, a first cooling fin, a second cooling fin and a motor shell, the inner surface of the motor shell is fixedly connected with a stator iron core, a winding insulator penetrates through the interior of the stator iron core, and the inner surface of the winding insulator is rotationally connected with a first rotor iron core, a second rotor iron core and magnetic steel. Through cooperative use of the components, rapid cooling is achieved, deformation caused by self vibration or external interference is reduced, and therefore the effect of preventing eccentric operation is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to industrial automation field especially can prevent eccentric operation's servo motor. BACKGROUND

[0002] The servo motor capable of preventing eccentric operation can prevent the deformation caused by rapid cooling, reducing self-vibration or external interference, thereby obtaining the use effect of preventing eccentric operation.

[0003] The existing servo motor capable of preventing eccentric operation increases the stable compensation device on the outer surface of the servo motor body, which is easy to realize in theory, but cannot guarantee the actual use effect, increases the equipment operation load, and reduces the equipment cooling at the same time. For example, a servo motor capable of preventing eccentric operation is disclosed in Chinese patent with the application number CN202420682654.6, which increases the stable compensation device on the outer surface of the servo motor body, increases the operation load of the servo motor, and hinders the cooling of the equipment, which cannot guarantee the use effect. SUMMARY

[0004] The utility model discloses a servo motor capable of preventing eccentric operation, which can quickly cool down, reduce self-vibration or external interference, and obtain the use effect of preventing eccentric operation.

[0005] The utility model discloses a servo motor capable of preventing eccentric operation, which can quickly cool down, reduce self-vibration or external interference, and obtain the use effect of preventing eccentric operation.

[0006] The servo motor capable of preventing eccentric operation according to the utility model is provided with a heat dissipation groove on the outer surface of the rear end cover, and a heat dissipation fin one is welded on the inner surface of the heat dissipation groove.

[0007] The servo motor capable of preventing eccentric operation according to the utility model is provided with a heat dissipation fin two welded on the lower surface of the heat dissipation groove, and a middle section groove is arranged in the heat dissipation fin two.

[0008] The utility model discloses a servo motor of preventing eccentric operation can prevent eccentric operation of servo motor, the inside of middle section groove is penetrated with the central shaft, and they do not contact, the side surface fixed connection of central shaft has rotor iron core no.

[0009] The utility model discloses a servo motor of preventing eccentric operation can prevent eccentric operation of servo motor, the side surface rotation of central shaft is connected with output bearing, and the side surface fixed connection of output bearing has output bearing groove.

[0010] The utility model discloses a servo motor of preventing eccentric operation can prevent eccentric operation of servo motor, the side surface rotation of central shaft is connected with middle bearing, and the side surface fixed connection of middle bearing has middle section groove.

[0011] The utility model discloses a servo motor of preventing eccentric operation can prevent eccentric operation of servo motor, and the side surface fixed connection of central shaft has magnetic steel, the side surface rotation of magnetic steel is connected with stator core, and the inside penetration of stator core has winding insulation.

[0012] The utility model discloses a servo motor of preventing eccentric operation can prevent eccentric operation of servo motor, and the side surface fixed connection of stator core has motor casing, the outer surface screw thread connection of motor casing has front end cover and rear end cover, the outer surface fixed connection of rear end cover has wiring terminal, and the inside of rear end cover is provided with rear end cover groove, and the inner fixed surface connection of rear end cover groove has encoder.

[0013] Beneficial effects

[0014] 1, compared with prior art, the servo motor of preventing eccentric operation can prevent eccentric operation of servo motor through heat dissipation groove, ventilation round groove, fin no. 1, fin no. 2, magnetic steel, central bearing, rotor iron core no. 1, rotor iron core no. 2, stator core, winding insulation, and the above components realize the quick cooling of servo motor of preventing eccentric operation, reduce the deformation caused by self vibration or external interference, to obtain better use effect. BRIEF DESCRIPTION OF DRAWINGS

[0015] The utility model is further explained in connection with the drawings and examples below;

[0016] Figure 1 It is the front view structural drawing of servo motor of preventing eccentric operation of the utility model;

[0017] Figure 2 It is the left view structural drawing of servo motor of preventing eccentric operation of the utility model;

[0018] Figure 3 It is the sectional view structural drawing of servo motor of preventing eccentric operation of the utility model;

[0019] Figure 4The utility model discloses a top view structural drawing of servo motor of prevent eccentric operation.

[0020] Figure 5 The utility model discloses a bottom view structural drawing of servo motor of prevent eccentric operation.

[0021] Legend:

[0022] 1, rear end cover;2, heat dissipation groove;3, heat dissipation fin one;4, heat dissipation fin two;5, front end cover;6, ventilation round groove;7, fixed pin;8, output bearing;9, center shaft;10, wiring terminal;11, output bearing groove;12, oil seal one;13, oil seal two;14, rotor iron core one;15, magnetic steel;16, rotor iron core two;17, stator iron core;18, winding insulation;19, middle bearing;20, encoder;21, front end cover groove;22, rear end cover groove;23, middle section groove;24, oil seal three;25, cover hole;26, motor casing. Specific embodiments

[0023] This part will describe the specific embodiments of the utility model in detail, and the preferred embodiments of the utility model are shown in the drawings, and the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0024] Reference Figures 1-5The utility model discloses embodiments can prevent eccentric operation servo motor, it includes: center shaft 9, the side surface rotation of center shaft 9 is connected with output bearing 8, the side surface fixed connection of output bearing 8 has front end cover 5, the inside of front end cover 5 is provided with ventilation round groove 6, cover hole 25, front end cover groove 21, the side surface rotation of center shaft 9 is connected with output bearing 8, the side surface fixed connection of output bearing 8 has output bearing groove 11, the side surface rotation of center shaft 9 is connected with middle bearing 19, the side surface fixed connection of middle bearing 19 has middle section groove 23, the outer surface welding of rear end cover 1 has heat dissipation groove 2, the inner surface welding of heat dissipation groove 2 has radiating fin no. 3, the lower surface welding of heat dissipation groove 2 has radiating fin no. 4, and the inside of radiating fin no. 4 is provided with middle section groove 23, the inner surface of cover hole 25 is connected with fixed pin 7, and the side surface of fixed pin 7 is connected with rear end cover 1, radiating fin no. 3, radiating fin no. 4 with thread, the side surface fixed connection of center shaft 9 has magnetic steel 15, the side surface rotation of magnetic steel 15 is connected with stator core 17, and the inside of stator core 17 is penetrated with winding insulation 18, the inside of middle section groove 23 is penetrated with center shaft 9, and they do not contact, and the side surface fixed connection of center shaft 9 has rotor core no. 1 14, rotor core no. 2 16, and the side surface rotation of center shaft 9 is connected with oil seal no. 1 12, oil seal no. 2 13, oil seal no. 3 24, the side surface fixed connection of stator core 17 has motor casing 26, and the outer surface of motor casing 26 is connected with front end cover 5 and rear end cover 1 with thread, the outer surface fixed connection of rear end cover 1 has wiring terminal 10, and the inside of rear end cover 1 is provided with rear end cover groove 22, and the inside fixed connection of rear end cover groove 22 has encoder 20.

[0025] Working principle: in use, through heat dissipation groove 2, ventilation round groove 6, radiating fin no. 3, radiating fin no. 4, magnetic steel 15, center bearing 9, rotor core no. 1 14, rotor core no. 2 16, stator core 17, winding insulation 18, through above-mentioned component realizes the quick cooling of prevent eccentric operation servo motor, reduces the deformation caused by self vibration or external interference, to obtain better use effect.

[0026] The utility model discloses embodiments can prevent eccentric operation servo motor, it includes: center shaft 9, the side surface rotation of center shaft 9 is connected with output bearing 8, the side surface fixed connection of output bearing 8 has front end cover 5, the inside of front end cover 5 is provided with ventilation round groove 6, cover hole 25, front end cover groove 21, the side surface rotation of center shaft 9 is connected with output bearing 8, the side surface fixed connection of output bearing 8 has output bearing groove 11, the side surface rotation of center shaft 9 is connected with middle bearing 19, the side surface fixed connection of middle bearing 19 has middle section groove 23, the outer surface welding of rear end cover 1 has heat dissipation groove 2, the inner surface welding of heat dissipation groove 2 has radiating fin no. 3, the lower surface welding of heat dissipation groove 2 has radiating fin no. 4, and the inside of radiating fin no. 4 is provided with middle section groove 23, the inner surface of cover hole 25 is connected with fixed pin 7, and the side surface of fixed pin 7 is connected with rear end cover 1, radiating fin no. 3, radiating fin no. 4 with thread, the side surface fixed connection of center shaft 9 has magnetic steel 15, the side surface rotation of magnetic steel 15 is connected with stator core 17, and the inside of stator core 17 is penetrated with winding insulation 18, the inside of middle section groove 23 is penetrated with center shaft 9, and they do not contact, and the side surface fixed connection of center shaft 9 has rotor core no. 1 14, rotor core no. 2 16, and the side surface rotation of center shaft 9 is connected with oil seal no. 1 12, oil seal no. 2 13, oil seal no. 3 24, the side surface fixed connection of stator core 17 has motor casing 26, and the outer surface of motor casing 26 is connected with front end cover 5 and rear end cover 1 with thread, the outer surface fixed connection of rear end cover 1 has wiring terminal 10, and the inside of rear end cover 1 is provided with rear end cover groove 22, and the inside fixed connection of rear end cover groove 22 has encoder 20.

Claims

1. A servo motor capable of preventing eccentric operation, characterized in that, Include: The side surface of the center shaft (9) is rotatably connected with the output bearing (8), the side surface of the output bearing (8) is fixedly connected with the front end cover (5), the inside of the front end cover (5) is provided with a ventilation round groove (6), a cover hole (25), a front end cover groove (21); The inner surface of the cover hole (25) is threadedly connected with a fixed pin (7), the side surface of the fixed pin (7) is threadedly connected with a rear end cover (1), a fin one (3), a fin two (4).

2. The servo motor capable of preventing eccentric operation according to claim 1, wherein The outer surface of the rear end cover (1) is welded with a heat dissipation groove (2), the inner surface of the heat dissipation groove (2) is welded with a fin one (3).

3. The servo motor capable of preventing eccentric operation according to claim 2, wherein The lower surface of the heat dissipation groove (2) is welded with a fin two (4), the inside of the fin two (4) is provided with a middle section groove (23).

4. The servo motor capable of preventing eccentric operation according to claim 3, wherein The inside of the middle section groove (23) is penetrated by the center shaft (9), and they are not in contact, the side surface of the center shaft (9) is fixedly connected with a rotor core one (14) and a rotor core two (16), the side surface of the center shaft (9) is rotatably connected with an oil seal one (12), an oil seal two (13) and an oil seal three (24).

5. The servo motor capable of preventing eccentric operation according to claim 1, wherein The side surface of the center shaft (9) is rotatably connected with the output bearing (8), the side surface of the output bearing (8) is fixedly connected with the output bearing groove (11).

6. The servo motor capable of preventing eccentric operation according to claim 1, wherein The side surface of the center shaft (9) is rotatably connected with the middle bearing (19), the side surface of the middle bearing (19) is fixedly connected with the middle section groove (23).

7. The servo motor capable of preventing eccentric operation according to claim 1, wherein The side surface of the center shaft (9) is fixedly connected with a magnetic steel (15), the side surface of the magnetic steel (15) is rotatably connected with a stator core (17), the inside of the stator core (17) is penetrated by a winding insulation (18).

8. The servo motor capable of preventing eccentric operation according to claim 7, wherein The side surface of the stator core (17) is fixedly connected with a motor shell (26), the outer surface of the motor shell (26) is threadedly connected with the front end cover (5) and the rear end cover (1), the outer surface of the rear end cover (1) is fixedly connected with a wiring terminal (10), the inside of the rear end cover (1) is provided with a rear end cover groove (22), the inner surface of the rear end cover groove (22) is fixedly connected with an encoder (20).

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