CN215835308U

CN215835308U - Linear motor

Info

Publication number: CN215835308U
Application number: CN202121973111.2U
Authority: CN
Inventors: 张海日
Original assignee: Qingdao Linghaixin Electromechanical Co ltd
Current assignee: Qingdao Linghaixin Electromechanical Co ltd
Priority date: 2021-08-22
Filing date: 2021-08-22
Publication date: 2022-02-15
Anticipated expiration: 2031-08-22

Abstract

The utility model discloses a linear motor, and particularly relates to the technical field of motors. The linear motor body is provided with the first cooling water tank and the second cooling water tank, so that the heat dissipation effect of the linear motor body can be realized, and the normal operation of the linear motor body is ensured.

Description

Linear motor

Technical Field

The utility model relates to the technical field of motors, in particular to a linear motor.

Background

In recent years, with the continuous development of our country in the production industry, the processing quality and the production positioning accuracy are correspondingly improved, which leads to the important status of the linear motor in the application of its production industry. The linear motor may be considered as a structure formed by radially cutting a rotary motor and linearly expanding the circumference of the motor. The linear motor has the characteristics of high-speed response, high positioning precision, high speed, short acceleration and deceleration time and the like.

Present linear electric motor can produce vibrations when normal operating, probably lead to fixing bolt to take place not hard up at the vibrations in-process to make linear electric motor take place to rock, influence linear electric motor's normal operating, linear electric motor is at the during operation simultaneously, stator and rotor winding, iron core and bearing can distribute certain heat, if can not obtain timely heat dissipation, the high temperature will make linear electric motor's magnetic material demagnetization, shortens linear electric motor's life. In view of the above, there is a need for a linear motor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a linear motor, which solves the problems that the conventional linear motor in the background art can generate vibration during normal operation, a fixing bolt can be loosened during vibration, so that the linear motor shakes, and meanwhile, when the linear motor works, a stator, a rotor winding, an iron core and a bearing can emit certain heat, over-high temperature can demagnetize magnetic materials of the linear motor, the service life of the linear motor is shortened, and the like.

In order to achieve the above purpose, the utility model provides the following technical scheme: a linear motor comprises a linear motor body and a bearing plate, wherein the linear motor body is arranged above the bearing plate, support frames are fixedly arranged on two sides of the linear motor body, the support frames are fixedly arranged on the upper surface of the bearing plate through bolts, a buffer mechanism is arranged between the linear motor body and the bearing plate, a left side plate and a right side plate are respectively and fixedly arranged on the upper surfaces of the left side and the right side of the bearing plate, mounting holes are respectively formed in the left side plate and the right side plate, output shafts at two ends of the linear motor body respectively penetrate through the two mounting holes, the linear motor body is movably connected with the left side plate and the right side plate through bearings, a plurality of heat dissipation holes are formed in the left side plate and the right side plate, a first cooling water tank is arranged on the front side of the linear motor body, a second cooling water tank is arranged on the rear side of the linear motor body, and a circulating water tank is arranged below the bearing plate, and the outer side of the circulating water tank is provided with a radiating fin.

In a preferred embodiment, the buffer mechanism comprises an arc-shaped plate, a compression spring and a fixing plate, the fixing plate is fixedly installed on the upper surface of the bearing plate, the compression spring is fixedly installed on the upper surface of the fixing plate, the arc-shaped plate is fixedly installed on the upper surface of the compression spring, and the inner wall of the arc-shaped plate is in contact with the outer surface of the linear motor body.

In a preferred embodiment, the arc includes skid resistant course, foam-rubber cushion and damping layer, the skid resistant course is established at the innermost side of arc, the surface of skid resistant course and linear electric motor body contacts, the damping layer is established in the outside of arc, the damping layer contacts with compression spring's top, the foam-rubber cushion is established between skid resistant course and damping layer.

In a preferred embodiment, a front side plate and a rear side plate are respectively and fixedly mounted on the upper surfaces of the front side and the rear side of the bearing plate, a cover plate is fixedly mounted at the top ends of the front side plate and the rear side plate, a heat dissipation groove is formed in the cover plate, and a heat dissipation fan is arranged in the heat dissipation groove.

In a preferred embodiment, the left side fixed mounting of first cooling water tank and second cooling water tank has the inlet channel, accept the left side fixedly connected with backup pad of board, the last fixed surface of backup pad installs circulating water pump, circulating water pump's export department and inlet channel fixed connection, circulating water pump's import department fixedly connected with connecting tube, connecting tube establishes in circulating water tank's left side, and connecting tube and circulating water tank are linked together.

In a preferred embodiment, water outlet pipes are fixedly installed on the right side surfaces of the first cooling water tank and the second cooling water tank, one ends of the water outlet pipes are communicated with the first cooling water tank and the second cooling water tank, the water outlet pipes are arranged on the right side of the circulating water tank, and the other ends of the water outlet pipes are communicated with the circulating water tank.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, by arranging the compression spring, the spongy cushion and the damping layer, the linear motor body can generate impact force due to vibration when in operation, the compression spring can offset part of the impact force due to the self elasticity, the air holes in the spongy cushion can buffer part of the impact force, and the damping layer can buffer part of the impact force;

2. according to the utility model, by arranging the first cooling water tank, the second cooling water tank, the circulating water tank and the circulating water pump, heat generated by the linear motor body during operation can be absorbed by the first cooling water tank and the second cooling water tank, cooling water absorbing the heat can be conveyed to the circulating water tank through the water outlet pipeline, heat exchange is carried out between the cooling fins on the outer side of the circulating water tank and surrounding cold air, and then the cooling water is conveyed to the first cooling water tank and the second cooling water tank through the connecting pipeline, the circulating water pump and the water inlet pipeline, so that the reciprocating circulation can realize the heat dissipation effect on the linear motor body, and the normal operation of the linear motor body is ensured.

Drawings

For a clearer explanation of the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

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

FIG. 2 is an elevational view of the overall construction of the present invention;

FIG. 3 is a rear elevational view of the overall construction of the present invention;

FIG. 4 is a partial schematic view of the present invention;

fig. 5 is a schematic structural view of a linear motor body according to the present invention;

FIG. 6 is a schematic structural diagram of a damper mechanism according to the present invention;

fig. 7 is a schematic structural view of an arc plate of the present invention.

Description of reference numerals:

1. a linear motor body; 2. a bearing plate; 3. a support frame; 4. a buffer mechanism; 401. an arc-shaped plate; 4011. an anti-slip layer; 4012. a sponge cushion; 4013. a damping layer; 402. a compression spring; 403. a fixing plate; 5. a left side plate; 6. a right side plate; 7. heat dissipation holes; 8. a first cooling water tank; 9. a second cooling water tank; 10. a water inlet pipe; 11. a water outlet pipeline; 12. a heat sink; 13. a front side plate; 14. a rear side plate; 15. a cover plate; 16. a heat radiation fan; 17. a circulating water tank; 18. a water circulating pump; 19. connecting a pipeline; 20. and a support plate.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. 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.

Referring to the attached drawings 1-7 of the specification, the linear motor of the embodiment comprises a linear motor body 1 and a bearing plate 2, wherein the linear motor body 1 is arranged above the bearing plate 2, support frames 3 are fixedly arranged on both sides of the linear motor body 1, the support frames 3 are fixedly arranged on the upper surface of the bearing plate 2 through bolts, the support frames 3 ensure the stability of the linear motor body 1 during operation, a buffer mechanism 4 is arranged between the linear motor body 1 and the bearing plate 2, the buffer mechanism 4 comprises an arc-shaped plate 401, a compression spring 402 and a fixing plate 403, the fixing plate 403 is fixedly arranged on the upper surface of the bearing plate 2, the compression spring 402 is fixedly arranged on the upper surface of the fixing plate, the arc-shaped plate 401 is fixedly arranged on the upper surface of the compression spring 402, and the inner wall of the arc-shaped plate 401 is in contact with the outer surface of the linear motor body 1, will shake when linear electric motor body 1 moves, the impact force that vibrations produced will extrude compression spring 402, compression spring 402 is because elastic deformation will take place for the elasticity of self to offset the impact force that produces when partly linear electric motor body 1 shakes, arc 401 includes skid resistant course 4011, foam-rubber cushion 4012 and damping layer 4013, skid resistant course 4011 establishes at the most inboard of arc 401, skid resistant course 4011 and linear electric motor body 1's surface contacts, and skid resistant course 4011 can avoid linear electric motor body 1 to take place the sideslip when moving, damping layer 4013 establishes at the outside of arc 401, damping layer 4013 and compression spring 402's top contacts, and damping layer 4013 can cushion the energy that partly linear electric motor body 1 moves because of vibrations produced when moving, foam-rubber cushion 4012 establishes between skid resistant course 4011 and damping layer 4013, and foam-rubber cushion 4012 can cushion the impact force that produces when partly linear electric motor body 1 shakes, the bearing plate is characterized in that a left side plate 5 and a right side plate 6 are fixedly mounted on the upper surfaces of the left side and the right side of the bearing plate 2 respectively, mounting holes are formed in the left side plate 5 and the right side plate 6 respectively, output shafts at two ends of the linear motor body 1 penetrate through the two mounting holes respectively, and the linear motor body 1 is movably connected with the left side plate 5 and the right side plate 6 through bearings.

The implementation scenario is specifically as follows: when the linear electric motor body 1 is in operation, the vibrations collision that linear electric motor body 1 produced makes compression spring 402 and foam-rubber cushion 4012 take place the compression, compression spring 402 is because the impact force that produces when the elasticity of self will offset partly linear electric motor body 1 vibrations, the impact force that produces when the gas pocket on the foam-rubber cushion 4012 cushions partly linear electric motor body 1 vibrations, the damping layer 4013 that sets up cushions the energy that produces when partly linear electric motor body 1 vibrations, through setting up buffer gear 4, can alleviate the impact force that linear electric motor body 1 produced because of vibrations when moving by at utmost, reinforcing linear electric motor body 1 stability of operation, reduce rocking of linear electric motor body 1, guarantee that support frame 3 can not lead to the bolt above that to take place to become flexible because of acutely rocking, guarantee that linear electric motor body 1 can stably carry out work.

Referring to the attached drawings 1-5 of the specification, in the linear motor of this embodiment, a plurality of heat dissipation holes 7 are formed in a left side plate 5 and a right side plate 6, a first cooling water tank 8 is disposed on the front side of a linear motor body 1, a second cooling water tank 9 is disposed on the rear side of the linear motor body 1, the first cooling water tank 8 and the second cooling water tank 9 absorb heat dissipated when the linear motor body 1 operates, a circulation water tank 17 is disposed below a bearing plate 2, a heat dissipation fin 12 is disposed on the outer side of the circulation water tank 17, a water inlet pipe 10 is fixedly mounted on the left side surfaces of the first cooling water tank 8 and the second cooling water tank 9, a support plate 20 is fixedly connected to the left side of the bearing plate 2, a circulation water pump 18 is fixedly mounted on the upper surface of the support plate 20, an outlet of the circulation water pump 18 is fixedly connected to the water inlet pipe 10, a connection pipe 19 is fixedly connected to an inlet of the circulation water pump 18, the circulating water pump 18 provides power support for circulation of cooling water, the connecting pipeline 19 is arranged on the left side of the circulating water tank 17, the connecting pipeline 19 is communicated with the circulating water tank 17, water outlet pipelines 11 are fixedly arranged on the right side surfaces of the first cooling water tank 8 and the second cooling water tank 9, one end of each water outlet pipeline 11 is communicated with the first cooling water tank 8 and the second cooling water tank 9, each water outlet pipeline 11 is arranged on the right side of the circulating water tank 17, the other end of each water outlet pipeline 11 is communicated with the circulating water tank 17, the front side plate 13 and the rear side plate 14 are fixedly arranged on the upper surfaces of the front side and the rear side of the bearing plate 2 respectively, the cover plates 15 are fixedly arranged on the top ends of the front side plate 13 and the rear side plate 14, radiating grooves are formed in the cover plates 15, radiating fans 16 are arranged in the radiating grooves, the radiating fans 16 can enhance the radiating effect of the linear motor body 1, and meanwhile, the left side plate 5, The right side plate 6, the front side plate 13, the rear side plate 14, and the cover plate 15 may prevent dust from entering the inside of the linear motor body 1.

The implementation scenario is specifically as follows: the linear motor body 1 generates heat when operating, the generated heat is absorbed by the cooling water in the first cooling water tank 8 and the second cooling water tank 9, the cooling water absorbing the heat is conveyed to the circulating water tank 17 through the water outlet pipe 11, heat exchange is performed between the cooling fins 12 on the outer side of the circulating water tank 17 and the surrounding cold air, the cooling water is conveyed to the first cooling water tank 8 and the second cooling water tank 9 through the connecting pipe 19, the circulating water pump 18 and the water inlet pipe 10, and the reciprocating circulation is performed, the effect of water cooling of the linear motor body 1 can be realized, the first cooling water tank 8, the second cooling water tank 9 and the circulating water tank 17 are not contacted with the linear motor body 1, the influence of water leakage on the linear motor body 1 can be avoided, meanwhile, the cover plate 15 is provided with a heat radiation fan 16, and the heat radiation fan 16 performs forced heat radiation to ensure the normal operation of the linear motor body 1.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a linear electric motor, includes linear electric motor body (1) and accepts board (2), its characterized in that: the linear motor is characterized in that the linear motor body (1) is arranged above the bearing plate (2), support frames (3) are fixedly arranged on two sides of the linear motor body (1), the support frames (3) are fixedly arranged on the upper surface of the bearing plate (2) through bolts, a buffer mechanism (4) is arranged between the linear motor body (1) and the bearing plate (2), a left side plate (5) and a right side plate (6) are fixedly arranged on the upper surfaces of the left side and the right side of the bearing plate (2) respectively, mounting holes are formed in the left side plate (5) and the right side plate (6), output shafts at two ends of the linear motor body (1) penetrate through the two mounting holes respectively, the linear motor body (1) is movably connected with the left side plate (5) and the right side plate (6) through bearings, a plurality of heat dissipation holes (7) are formed in the left side plate (5) and the right side plate (6), the front side of the linear motor body (1) is provided with a first cooling water tank (8), the rear side of the linear motor body (1) is provided with a second cooling water tank (9), a circulating water tank (17) is arranged below the bearing plate (2), and cooling fins (12) are arranged on the outer side of the circulating water tank (17).

2. A linear motor according to claim 1, wherein: buffer gear (4) include arc (401), compression spring (402) and fixed plate (403), fixed plate (403) fixed mounting is in the upper surface of accepting board (2), compression spring (402) fixed mounting is in the upper surface of fixed plate (403), arc (401) fixed mounting is in the upper surface of compression spring (402), and the inner wall of arc (401) and the surface of linear electric motor body (1) contact.

3. A linear motor according to claim 2, wherein: arc (401) include skid resistant course (4011), foam-rubber cushion (4012) and damping layer (4013), the innermost side at arc (401) is established in skid resistant course (4011), the surface of skid resistant course (4011) and linear electric motor body (1) contacts, establish the outside at arc (401) in damping layer (4013), the top of damping layer (4013) and compression spring (402) contacts, establish between skid resistant course (4011) and damping layer (4013) foam-rubber cushion (4012).

4. A linear motor according to claim 1, wherein: front side plate (13) and rear side plate (14) are respectively fixedly mounted on the upper surfaces of the front side and the rear side of the bearing plate (2), a cover plate (15) is fixedly mounted on the top ends of the front side plate (13) and the rear side plate (14), a heat dissipation groove is formed in the cover plate (15), and a heat dissipation fan (16) is arranged in the heat dissipation groove.

5. A linear motor according to claim 1, wherein: the left surface fixed mounting of first cooling water tank (8) and second cooling water tank (9) has inlet channel (10), accept left side fixedly connected with backup pad (20) of board (2), the last fixed surface of backup pad (20) installs circulating water pump (18), the exit and inlet channel (10) fixed connection of circulating water pump (18), the import department fixedly connected with connecting tube (19) of circulating water pump (18), connecting tube (19) are established in the left side of circulating water tank (17), and connecting tube (19) and circulating water tank (17) are linked together.

6. A linear motor according to claim 1, wherein: the water cooling system is characterized in that water outlet pipelines (11) are fixedly mounted on the right side faces of the first cooling water tank (8) and the second cooling water tank (9), one end of each water outlet pipeline (11) is communicated with the first cooling water tank (8) and the second cooling water tank (9), each water outlet pipeline (11) is arranged on the right side of the corresponding circulating water tank (17), and the other end of each water outlet pipeline (11) is communicated with the corresponding circulating water tank (17).