CN211859743U

CN211859743U - Permanent magnet synchronous servo motor

Info

Publication number: CN211859743U
Application number: CN202020400400.2U
Authority: CN
Inventors: 佟文明; 廉中奎
Original assignee: Wuxi Chuanmu Drive Technology Co ltd
Current assignee: Wuxi Chuanmu Drive Technology Co ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-11-03
Anticipated expiration: 2030-03-25

Abstract

The utility model relates to the technical field of servo motors, and discloses a permanent magnet synchronous servo motor, which comprises a casing, a base, a rotor winding, a stator, a permanent magnet, a right end cover and a left end cover, wherein the lower end of the casing is provided with the base, the upper right end of the casing is provided with a junction box, a rotating shaft is arranged at the middle position in the casing, the permanent magnet synchronous servo motor is suitable for being used, the left end cover and the right end cover can be quickly connected and installed through screw threads by arranging a first connecting piece, a second connecting piece, a connecting bolt, a first heat dissipation hole, a second heat dissipation hole and a silencing buffer cushion through utilizing the mutual cooperation effect between the first heat dissipation hole and the second heat dissipation hole, the installation efficiency is improved, the vibration generated when the motor works can be buffered, the noise pollution is reduced, and meanwhile, the permanent magnet synchronous servo motor can be selectively installed, or the device is directly mounted on the equipment in a suspension way through the connecting bolt, so that a dual-purpose state can be achieved.

Description

Permanent magnet synchronous servo motor

Technical Field

The utility model relates to a servo motor technical field specifically is a permanent magnetism synchronous servo motor.

Background

The permanent magnet synchronous motor is a synchronous motor which generates a synchronous rotating magnetic field by permanent magnet excitation, the permanent magnet is used as a rotor to generate the rotating magnetic field, a three-phase stator winding is reacted through an armature under the action of the rotating magnetic field to induce three-phase symmetrical current, and the permanent magnet synchronous motor generally comprises a shell, a base, a rotor winding, a stator, a permanent magnet, a right end cover and a left end cover.

The existing permanent magnet synchronous servo motor is difficult to install, low in efficiency and poor in heat dissipation effect, vibration and noise generated during the working of the motor are large, meanwhile, the motor cannot be installed on the ground according to the requirement of a working site, and the motor is also installed on equipment in a suspension mode and cannot reach a dual-purpose state, so that the problem that the defects are overcome by the permanent magnet synchronous servo motor is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a permanent magnetism synchronous servo motor has solved current permanent magnetism synchronous servo motor, installs the difficulty, and inefficiency, and the radiating effect is poor, and secondly the vibration and the noise that the motor during operation produced are great, can't select to install subaerial according to the demand in work place simultaneously, still unsettled the installation on equipment, can not reach the problem of a dual-purpose state.

The utility model provides a following technical scheme: the utility model provides a permanent magnet synchronous servo motor, includes casing, base, rotor winding, stator, permanent magnet, right-hand member lid and left end lid, the lower extreme of casing is provided with the base, the upper right end of casing is provided with the terminal box, the inside intermediate position of casing is provided with the pivot, the outside of pivot is provided with rotor winding, rotor winding's periphery is provided with the stator, the outside of stator is provided with the permanent magnet, the permanent magnet closely laminates with the internal surface of casing, the left end of casing is connected with the left end lid through first connecting piece, the right-hand member of casing is connected with the right-hand member lid through the second connecting piece, the inside of right end lid is provided with the heat dissipation fan.

Preferably, the lower end of the base is provided with a sound attenuation buffer pad.

Preferably, the first connecting piece and the second connecting piece are both annular sleeves, are hollow inside and are provided with internal threads on the inner surfaces.

Preferably, the outer surface connecting parts of the right end cover and the left end cover are both provided with external threads.

Preferably, a connecting bolt is arranged at the middle position of the upper end of the casing.

Preferably, the left end cover is provided with a first heat dissipation hole, and the right end cover is provided with a second heat dissipation hole.

Compared with the prior art, the utility model discloses possess following beneficial effect:

this be applicable to a synchronous servo motor of permanent magnetism, through setting up first connecting piece, the second connecting piece, connecting bolt, first louvre, second louvre and amortization blotter, utilize the mutually supporting effect between them, thereby can realize installing left end lid and right-hand member lid through screw thread high-speed joint, the installation effectiveness is improved, secondly, can cushion the vibration that the motor during operation produced, eliminate the noise that produces, noise pollution abatement, simultaneously can select to install subaerial according to the demand in work place, still directly install on equipment through connecting bolt is unsettled, can reach a dual-purpose state, in addition can dispel the heat fast, the inside radiating effect of motor is improved, the life of motor has been prolonged.

Drawings

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

fig. 2 is a left side view of the left end cap of the present invention;

fig. 3 is a right side view of the right end cap of the present invention;

fig. 4 is a schematic structural view of the connection relationship between the left end cap and the first connecting member of the present invention.

In the figure: 1. a housing; 2. a base; 3. a silencing buffer pad; 4. a junction box; 5. a rotating shaft; 6. a rotor winding; 7. a stator; 8. a permanent magnet; 9. a heat dissipation fan; 10. a right end cap; 11. a second connecting member; 12. a left end cap; 13. a first connecting member; 14. a connecting bolt; 15. a first heat dissipation hole; 16. a second heat dissipation hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a permanent magnet synchronous servo motor includes a casing 1, a base 2, a rotor winding 6, a stator 7, a permanent magnet 8, a right end cover 10 and a left end cover 12, the lower end of the casing 1 is provided with the base 2, the upper right end of the casing 1 is provided with a junction box 4, a rotating shaft 5 is disposed at the middle position inside the casing 1, the rotor winding 6 is disposed outside the rotating shaft 5, the stator 7 is disposed at the periphery of the rotor winding 6, the permanent magnet 8 is disposed outside the stator 7, the permanent magnet 8 is closely attached to the inner surface of the casing 1, the left end of the casing 1 is connected to the left end cover 12 through a first connecting piece 13, the right end of the casing 1 is connected to the right end cover 10 through a second connecting piece 11, a heat dissipating fan 9 is disposed inside the right end cover 10, the lower end of the base 2 is provided with a silencing buffer 3, eliminate the noise that produces, reduce noise pollution, first connecting piece 13 and second connecting piece 11's shape is the annulus, be provided with the internal thread on inside cavity and the internal surface, the outer surface connection part of right-hand member lid 10 and left end lid 12 all is equipped with the external screw thread, utilize the mutually supporting effect between them, thereby can realize installing left end lid 12 and right end lid 10 through screw thread high-speed joint, improve the installation effectiveness, the upper end intermediate position of casing 1 is provided with connecting bolt 14, it can select to install subaerial according to the demand in work place to set up connecting bolt 14, still directly install on equipment through connecting bolt 14 unsettled, can reach a dual-purpose state, first louvre 15 has been seted up on the left end lid 12, second louvre 16 has been seted up on the right end lid 10.

The utility model discloses a theory of operation and use flow: when the motor is installed, the left end cover 12 is held by a worker to align the left end cover to the annular first connecting piece 13, the external thread on the left end cover 12 and the internal thread on the first connecting piece 13 are utilized for rotating connection, the right end cover 10 is aligned to the annular second connecting piece 11 in the same way, the external thread on the right end cover 10 and the internal thread on the second connecting piece 11 are utilized for rotating connection, so that quick installation can be realized, when the motor works, the heat dissipation fan 9 works, the heat inside is discharged through the first heat dissipation hole 15 and the second heat dissipation hole 16, the noise reduction buffering cushion 3 buffers the vibration generated when the motor works, the generated noise is eliminated, when the motor is installed on equipment in a suspension mode, the threaded hole can be formed in the equipment, and then the motor can be installed by utilizing the connecting bolt 14.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A permanent magnet synchronous servo motor comprises a shell (1), a base (2), a rotor winding (6), a stator (7), a permanent magnet (8), a right end cover (10) and a left end cover (12), and is characterized in that; the lower extreme of casing (1) is provided with base (2), the upper right end of casing (1) is provided with terminal box (4), the inside intermediate position of casing (1) is provided with pivot (5), the outside of pivot (5) is provided with rotor winding (6), the periphery of rotor winding (6) is provided with stator (7), the outside of stator (7) is provided with permanent magnet (8), the internal surface of permanent magnet (8) and casing (1) closely laminates, the left end of casing (1) is connected with left end lid (12) through first connecting piece (13), the right-hand member of casing (1) is connected with right-hand member lid (10) through second connecting piece (11), the inside of right end lid (10) is provided with heat dissipation fan (9).

2. The permanent magnet synchronous servo motor according to claim 1, wherein: the lower end of the base (2) is provided with a silencing buffer pad (3).

3. The permanent magnet synchronous servo motor according to claim 1, wherein: the first connecting piece (13) and the second connecting piece (11) are both annular sleeves, are hollow inside and are provided with internal threads on the inner surfaces.

4. The permanent magnet synchronous servo motor according to claim 1, wherein: and the outer surface connecting parts of the right end cover (10) and the left end cover (12) are provided with external threads.

5. The permanent magnet synchronous servo motor according to claim 1, wherein: and a connecting bolt (14) is arranged in the middle of the upper end of the machine shell (1).

6. The permanent magnet synchronous servo motor according to claim 1, wherein: the left end cover (12) is provided with a first heat dissipation hole (15), and the right end cover (10) is provided with a second heat dissipation hole (16).