Blowing structure for rotor of linear motor

Abstract

The utility model relates to a linear motor rotor blowing structure, comprising a rotor comprising a coil carrier plate and a plurality of coil windings; the two opposite sides of the plate edge of the coil carrier plate are respectively provided with a positioning recess, and the positioning recesses extend along the outline of the plate edge of the coil carrier plate. A diversion surface is also arranged on the coil carrier plate corresponding to a position between the coil winding and the positioning recess; the blowing assembly is mounted on the periphery of the rotor; the air blowing assembly comprises an air nozzle and two air pipes; the air pipe is embedded into the positioning recess; a plurality of blowing holes are uniformly formed in two opposite sides, corresponding to each coil winding, of the air pipe at intervals; and the blowing holes are formed in one side, close to the flow guide surface, of the air pipe. The air blowing structure for the rotor of the linear motor is simple in structure and convenient to use, the air pipe is installed on one side of the coil carrier plate, the air blowing holes evenly formed in the air pipe at intervals and the flow guide faces matched with the air blowing holes are utilized, it can be ensured that airflow is accurately blown to the coil winding, the heat dissipation efficiency is improved, and therefore the service life of the motor is effectively prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to linear motor moving part blowing technology field especially relates to a linear motor moving part blowing structure. BACKGROUND

[0002] Linear motor is a kind of motor device that can directly convert electric energy into mechanical energy and drive linear motion, and its unique place is that it can realize direct and efficient linear drive without relying on additional transmission mechanism. From the structure, linear motor can be regarded as a kind of special treatment rotary motor, which is cut according to the radial and is further flattened into a plane structure.

[0003] However, in the actual operation process, the motor inevitably generates heat. If these heat cannot be dissipated in time and effectively, it will gradually accumulate in the motor, resulting in motor overheating. Overheating not only reduces the performance of the motor, but also may cause motor damage in severe cases, thereby seriously threatening the overall service life of the linear motor. Therefore, how to effectively dissipate heat has become a key problem to be solved in the field of linear motor design. UTILITY MODEL CONTENTS

[0004] Based on this, the utility model provides a kind of linear motor moving part blowing structure, structure is simple, it is easy to use, the side of coil carrier plate is equipped with air pipe, utilize the multiple blowing holes that are evenly spaced on air pipe, and the flow guide surface matched with it, can ensure that airflow is accurately blown to coil winding, improve the heat dissipation efficiency, thereby effectively prolongs the service life of motor.

[0005] In order to realize the purpose of the utility model, the utility model adopts the following technical solutions:

[0006] A kind of linear motor moving part blowing structure, comprising:

[0007] Moving part, including coil carrier plate, and multiple coil windings evenly spaced on coil carrier plate;The opposite sides of the board edge of coil carrier plate are respectively provided with positioning recess, and the positioning recess extends along the board edge contour of coil carrier plate;Corresponding to coil winding and positioning recess, flow guide surface is further provided on coil carrier plate;And

[0008] Blowing assembly is installed on the circumference of moving part;Blowing assembly includes air nozzle installed at one end of coil carrier plate, and two air pipes connected side by side on one side of air nozzle;Air pipe is matched and embedded in positioning recess;Multiple blowing holes are evenly spaced on the opposite sides of air pipe corresponding to each coil winding, and blowing hole is located on the side of air pipe close to flow guide surface, and blowing hole faces flow guide surface.

[0009] The linear motor moving element blowing structure has simple structure and convenient use, the coil carrier plate is provided with an air pipe on one side, the plurality of blowing holes uniformly and spacedly arranged on the air pipe and the flow guide surface matched with the blowing holes can ensure that the air flow is accurately blown to the coil winding, the heat dissipation efficiency is improved, and the service life of the motor is effectively prolonged.

[0010] In one of the embodiments, the blowing hole is parallel to the plate surface of the coil carrier plate.

[0011] In one of the embodiments, the coil carrier plate is provided with an opening at one end, the positioning recess extends to the opening, and the opposite sides of the coil carrier plate corresponding to the opening are respectively provided with assembly holes.

[0012] In one of the embodiments, the air nozzle is accommodated in the opening, the opposite sides of the air nozzle are respectively provided with through holes, the through holes correspond to the assembly holes one by one, and the air nozzle and the coil carrier plate are connected and installed by screwing the screw through the through hole into the assembly hole. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a three-dimensional schematic view of the linear motor moving element blowing structure of an embodiment of the utility model;

[0014] Figure 2 It is Figure 1 the enlarged view of the circle A shown in the figure;

[0015] Figure 3 It is Figure 1 the exploded view of the linear motor moving element blowing structure shown in the figure;

[0016] Figure 4 It is Figure 3 the enlarged view of the circle B shown in the figure;

[0017] Figure 5 It is Figure 3 the exploded view of the linear motor moving element blowing structure from another perspective shown in the figure;

[0018] Figure 6 It is Figure 3 the exploded view of the linear motor moving element blowing structure from another perspective shown in the figure;

[0019] Figure 7 It is Figure 1 the sectional view of the linear motor moving element blowing structure shown in the figure;

[0020] Figure 8 It is Figure 7 the enlarged view of the circle C shown in the figure.

[0021] BRIEF DESCRIPTION OF DRAWINGS

[0022] 10-mover, 11-coil carrier plate, 12-coil winding, 13-positioning recess, 14-flow guide surface, 15-aperture, 16-assembly hole;

[0023] 20-blowing assembly, 21-air nozzle, 22-air tube, 23-blowing hole, 24-via hole. DETAILED DESCRIPTION

[0024] For the purpose of facilitating the understanding of the present application, a more comprehensive description of the present application will be given below with reference to the relevant drawings. The drawings show the preferred embodiments of the present application. However, the present application can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0025] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or there can be an intervening element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or there can be an intervening element.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terminology used in the description of the present application herein only for the purpose of describing specific embodiments of the present application and is not intended to limit the present application.

[0027] Please refer to Figures 1 to 8 , the blowing structure of the mover of the linear motor of an embodiment of the present application, comprising a mover 10, and a blowing assembly 20 installed on the periphery of the mover 10.

[0028] The mover 10 comprises a coil carrier plate 11 and a plurality of coil windings 12 uniformly and spacedly installed on the coil carrier plate 11. The opposite sides of the plate edge of the coil carrier plate 11 are respectively provided with positioning recesses 13, and the positioning recesses 13 extend along the plate edge contour of the coil carrier plate 11, thereby providing precise matching positions for the installation of the blowing assembly 20.

[0029] Further, the coil carrier plate 11 is further provided with a flow guide surface 14 corresponding to the space between the coil winding 12 and the positioning recess 13, one side of the flow guide surface 14 extends to the coil winding 12, and the other side of the flow guide surface 14 extends to the positioning recess 13, so that the airflow blown by the blowing assembly 20 can be better guided to the position of the coil winding 12, thereby effectively improving the heat dissipation efficiency.

[0030] Please combine Figures 5 to 8For the purpose of understanding, one end of the coil carrier plate 11 is provided with an opening 15; one end of the positioning recess 13 extends to the opening 15. The opposite sides of the coil carrier plate 11 corresponding to the opening 15 are respectively provided with assembly holes 16, which are used for connecting the blowing assembly 20.

[0031] The blowing assembly 20 comprises a gas nozzle 21 mounted at one end of the coil carrier plate 11, and two gas pipes 22 connected side by side on one side of the gas nozzle 21; the gas pipes 22 are matchedly embedded in the positioning recess 13. The gas pipes 22 are uniformly and spacedly provided with a plurality of blowing holes 23 on the opposite sides corresponding to each coil winding 12, the blowing holes 23 are located on the side of the gas pipes 22 close to the flow guide surface 14, and the blowing holes 23 are directed towards the flow guide surface 14.

[0032] In the embodiment, the axial line direction of the blowing holes 23 is parallel to the plate surface of the coil carrier plate 11.

[0033] Specifically, as shown in the figure, Figure 5 The opposite sides of the gas nozzle 21 are respectively provided with through holes 24, which correspond to the assembly holes 16 one by one. After the through holes 24 are threaded with screws and screwed in the interiors of the assembly holes 16, the connection and installation between the gas nozzle 21 and the coil carrier plate 11 can be realized.

[0034] The above linear motor moving element blowing structure is simple in structure and convenient to use. One side of the coil carrier plate 11 is provided with the gas pipes 22, and the plurality of blowing holes 23 uniformly and spacedly arranged on the gas pipes 22 and the flow guide surface 14 matched therewith can ensure that the airflow is accurately blown to the coil winding 12, improve the heat dissipation efficiency, and effectively prolong the service life of the motor.

[0035] The technical features of the above-described embodiments can be combined arbitrarily. In order to make the description simple, all possible combinations of the technical features in the above-described embodiments are not described, however, as long as the combinations of the technical features do not exist contradictory, they should be considered as the scope of the description.

[0036] The above-described embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but it cannot be understood as the limitation of the scope of the utility model patent. It should be pointed out that for ordinary skilled persons in the art, on the premise of not departing from the concept of the utility model, a number of modifications and improvements can be made, which belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A linear motor actuator air-blowing structure, characterized in that, include: The mover includes a coil carrier plate and multiple coil windings evenly spaced on the coil carrier plate; The coil carrier plate has positioning recesses on opposite sides of its edge, extending along the contour of the plate's edge; a guide surface is also provided on the coil carrier plate between the coil winding and the positioning recess; and An air blowing assembly is installed on the periphery of the mover; the air blowing assembly includes an air nozzle installed at one end of the coil carrier plate and two air pipes connected side by side to one side of the air nozzle; the air pipes are fitted into the positioning recess; multiple air blowing holes are evenly spaced on the air pipes corresponding to the opposite sides of each coil winding, the air blowing holes are located on the side of the air pipe close to the guide surface, and the air blowing holes face the guide surface.

2. The air-blowing structure for the linear motor mover according to claim 1, characterized in that, The axis of the air blowing hole is parallel to the surface of the coil carrier plate.

3. The air-blowing structure for the linear motor mover according to claim 1, characterized in that, One end of the coil carrier plate has a notch; the other end of the positioning recess extends to the notch; and mounting holes are provided on the opposite sides of the coil carrier plate corresponding to the notch.

4. The air-blowing structure for the linear motor mover according to claim 3, characterized in that, The air nozzle is accommodated inside the notch; there are through holes on opposite sides of the air nozzle, and the through holes correspond one-to-one with the mounting holes; after the screw passes through the through holes, it is screwed into the inside of the mounting holes to realize the connection and installation between the air nozzle and the coil carrier board.

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