CN214544060U - Polishing and grinding double-head concentric brushless motor - Google Patents

Abstract

The utility model discloses a polish and grind concentric brushless motor of double-end, including pin, shield, for the axle jump ring, skeleton oil blanket, airtight cover, rear end housing, front end housing, adjusting washer, rotor assembly, stator assembly, casing line ball piece, casing lead collar, screw and fixed washer, the rotor assembly has been cup jointed to the airtight cover inside, the pin has all been cup jointed at rotor assembly both ends, the shield has all been cup jointed at rotor assembly both ends, and the shield is connected with the airtight cover, and this polish and grind concentric brushless motor stator assembly of double-end adopts the material that thermal conductivity insulating nature is good to encapsulate high temperature stator enameled wire wholly, makes the insulation and the thermal conductivity of motor improve greatly, improves its protection level, can reduce the temperature of motor to improve the efficiency of motor; the rotor assembly is made of high-grade rare earth materials, namely neodymium iron boron, can resist high temperature of 180 ℃ and has larger coercive force, so that the size of the motor can be greatly reduced, and the power of the motor is not reduced.

Description

Polishing and grinding double-head concentric brushless motor

Technical Field

The utility model relates to an industrial automation equipment technical field specifically is a polishing grinds concentric brushless motor of double-end.

Background

The permanent magnet motor with low inertia and large torque has reliable operation and small volume, can quickly respond after being connected with a driver, and operates stably; the method is widely applied to daily life, industrial production and industrial automation equipment; the motor mechanism is characterized by smooth operation, low noise, low temperature rise, long service life and low maintenance cost;

the polishing and grinding mechanism in the current market is limited to a three-phase asynchronous motor, and has the advantages of high noise, high temperature, large volume, small torque and high power consumption; the performance of the polishing agent is far from meeting the polishing and grinding requirements of high-end materials on the market which are changing day by day; when the three-phase asynchronous motor works, a large amount of water is needed for circularly cooling the motor, and when the three-phase asynchronous motor works, a large amount of compressed air is needed for protecting foreign matters, sundries, polishing solution and water, so that the energy of a factory is consumed very much, and the cost loss is huge; in view of these drawbacks, it is necessary to design a polishing and grinding double-head concentric brushless motor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a polishing grinds concentric brushless motor of double-end to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a polishing and grinding double-end concentric brushless motor comprises pins, dust covers, snap springs for shafts, a framework oil seal, an airtight cover, a rear end cover, a front end cover, an adjusting washer, a rotor assembly, a stator assembly, a shell line pressing sheet, a shell line outgoing sleeve, screws and a fixing washer, wherein the rotor assembly is sleeved inside the airtight cover, the pins are sleeved at two ends of the rotor assembly, the dust covers are sleeved at two ends of the rotor assembly and are connected with the airtight cover, the rear end cover and the front end cover are sleeved at two ends of the rotor assembly, the rear end cover is connected with the front end cover and the airtight cover, the adjusting washer is sleeved inside the rear end cover and the front end cover, the adjusting washer is sleeved outside the rotor assembly, the stator assembly is sleeved outside the center of the rotor assembly, the stator assembly is connected with the rear end cover and the front end cover, the shell line pressing sheet is arranged at the top of the stator assembly, the motor shell wire pressing piece is characterized in that a motor shell wire outlet sleeve is arranged at the bottom of the motor shell wire pressing piece and connected with the stator assembly, a screw is sleeved at the top of the motor shell wire pressing piece, a fixing gasket is sleeved at the bottom of the screw, and the fixing gasket is located at the top of the motor shell wire pressing piece.

Further, the rotor assembly comprises a bearing, a rotating shaft and permanent magnet steel magnets, the rotating shaft is sleeved inside the airtight cover, the bearings are sleeved at two ends of the rotating shaft, the bearings are sleeved inside the rear end cover and the front end cover, the permanent magnet steel magnets are sleeved outside the center of the rotating shaft, and the permanent magnet steel magnets are sleeved inside the stator assembly.

Further, the stator assembly comprises aluminium casing, silicon steel sheet, enameled wire, skeleton and insulating canning glue, rear end housing and front end housing center department are provided with the aluminium casing, the inside silicon steel sheet that has cup jointed of aluminium casing, and the silicon steel sheet cup joints in the rotor assembly outside, silicon steel sheet one side is provided with the skeleton, silicon steel sheet opposite side is provided with the enameled wire, the enameled wire top is provided with insulating canning glue, and insulating canning glue is located aluminium chassis bottom.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the polishing and grinding double-head concentric brushless motor is simple in structure and convenient to operate, the stator assembly is made of a material with good thermal conductivity and good insulativity to integrally encapsulate the high-temperature stator enameled wire, so that the insulation and the thermal conductivity of the motor are greatly improved, the protection grade of the motor is improved, the temperature of the motor can be reduced, and the efficiency of the motor is improved; the rotor assembly is made of high-grade rare earth materials, namely neodymium iron boron, can resist high temperature of 180 ℃ and has larger coercive force, so that the size of the motor can be greatly reduced, and the power of the motor is not reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a cross-sectional view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the stator assembly structure of the present invention;

FIG. 3 is a cross-sectional view of the rotor assembly structure of the present invention;

in the figure: 1. a pin; 2. a dust cover; 3. a clamp spring for the shaft; 4. framework oil seal; 5. an airtight cover; 6. a rear end cap; 7. a front end cover; 8. an adjusting washer; 9. a rotor assembly; 10. a stator assembly; 11. a shell line pressing sheet; 12. a shell outlet sleeve; 13. a screw; 14. a stationary washer; 15. a bearing; 16. an aluminum housing; 17. silicon steel sheets; 18. enamelled wires; 19. a framework; 20. insulating canning glue; 21. a rotating shaft.

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. 1-3, the present invention provides a technical solution: a polishing and grinding double-end concentric brushless motor comprises pins 1, a dustproof cover 2, a clamp spring 3 for a shaft, a framework oil seal 4, an airtight cover 5, a rear end cover 6, a front end cover 7, an adjusting gasket 8, a rotor assembly 9, a stator assembly 10, a shell line pressing sheet 11, a shell line outgoing sleeve 12, a screw 13 and a fixing gasket 14, wherein the airtight cover 5 is internally sleeved with the rotor assembly 9, two ends of the rotor assembly 9 are respectively sleeved with the pins 1, two ends of the rotor assembly 9 are respectively sleeved with the dustproof cover 2, the dustproof cover 2 is connected with the airtight cover 5, two ends of the rotor assembly 9 are respectively sleeved with the rear end cover 6 and the front end cover 7, the rear end cover 6 is connected with the front end cover 7 and the airtight cover 5, the rotor assembly 9 consists of a bearing 15, a rotating shaft 21 and a permanent magnet steel 22, the airtight cover 5 is internally sleeved with the rotating shaft 21, two ends of the rotating shaft 21 are respectively sleeved with the bearing 15, and the bearing 15 is sleeved with the rear end cover 6 and the front end cover 7, the outer side of the center of the rotating shaft 21 is sleeved with a permanent magnet steel 22, the permanent magnet steel 22 is sleeved inside a stator assembly 10, the rotor assembly 9 can work, the inner parts of the rear end cover 6 and the front end cover 7 are sleeved with an adjusting gasket 8, the adjusting gasket 8 is sleeved outside the rotor assembly 9, the outer side of the center of the rotor assembly 9 is sleeved with a stator assembly 10, the stator assembly 10 is connected with the rear end cover 6 and the front end cover 7, the top of the stator assembly 10 is provided with a shell line pressing sheet 11, the bottom of the shell line pressing sheet 11 is provided with a shell line outgoing sleeve 12, the shell line outgoing sleeve 12 is connected with the stator assembly 10, the stator assembly 10 is composed of an aluminum shell 16, a silicon steel sheet 17, an enameled wire 18, a framework 19 and insulation can filling glue 20, the center of the rear end cover 6 and the front end cover 7 is provided with an aluminum shell 16, the inner part of the aluminum shell 16 is sleeved with the silicon steel sheet 17, and the silicon steel sheet 17 is sleeved outside the rotor assembly 9, a framework 19 is arranged on one side of the silicon steel sheet 17, an enameled wire 18 is arranged on the other side of the silicon steel sheet 17, an insulating canned glue 20 is arranged on the top of the enameled wire 18, the insulating canned glue 20 is located at the bottom of the aluminum shell 16, and is beneficial to the working and use of the rotor assembly 9, a screw 13 is sleeved on the top of the shell line pressing sheet 11, a fixed washer 14 is sleeved on the bottom of the screw 13, and the fixed washer 14 is located on the top of the shell line pressing sheet 11; when the polishing and grinding double-end concentric brushless motor is used, the stator assembly 10 consists of an aluminum casing 16, a silicon steel sheet 17, an enameled wire 18 and a framework 19; laminating the silicon steel sheet 17 to a required height through a high-speed punch, fixing a framework 19 on the silicon steel sheet 17, winding an enameled wire 18 by using a winding machine, welding a wiring board, putting the integrated hot sleeve into an aluminum shell 16, vacuumizing by using heat-conducting glue, encapsulating the enameled wire 18 and the silicon steel sheet 17, and finally forming a stator component; the rotor assembly 9 is composed of a bearing 15, a rotating shaft 21 and permanent magnet steel 22, the rotating shaft 21 and the permanent magnet steel 22 are combined, then the bearing 15 is pressed into two ends, and finally a rotor part is formed; and then the rotor assembly 9, the stator assembly 10, the bearing 15, the rear end cover 6, the front end cover 7, the airtight cover 5 and the dustproof cover 2 are connected to form the brushless motor.

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.

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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (3)

1. The utility model provides a polishing grinds concentric brushless motor of double-end, includes pin (1), shield (2), axle with jump ring (3), skeleton oil blanket (4), airtight cover (5), rear end cap (6), front end housing (7), adjusting washer (8), rotor assembly (9), stator assembly (10), casing line ball piece (11), casing lead collar (12), screw (13) and fixed washer (14), its characterized in that: a rotor assembly (9) is sleeved in the airtight cover (5), pins (1) are sleeved at two ends of the rotor assembly (9), dustproof covers (2) are sleeved at two ends of the rotor assembly (9), the dustproof covers (2) are connected with the airtight cover (5), a rear end cover (6) and a front end cover (7) are sleeved at two ends of the rotor assembly (9), the rear end cover (6) is connected with the front end cover (7) and the airtight cover (5), an adjusting gasket (8) is sleeved in the rear end cover (6) and the front end cover (7), the adjusting gasket (8) is sleeved on the outer side of the rotor assembly (9), a stator assembly (10) is sleeved on the outer side of the center of the rotor assembly (9), the stator assembly (10) is connected with the rear end cover (6) and the front end cover (7), a shell line pressing sheet (11) is arranged at the top of the stator assembly (10), a shell line outgoing cover (12) is arranged at the bottom of the shell line pressing sheet (11), and the shell wire outlet sleeve (12) is connected with the stator assembly (10), the top of the shell wire pressing sheet (11) is sleeved with a screw (13), the bottom of the screw (13) is sleeved with a fixing gasket (14), and the fixing gasket (14) is positioned at the top of the shell wire pressing sheet (11).

2. The polishing and grinding double-ended concentric brushless motor according to claim 1, wherein: rotor assembly (9) comprise bearing (15), pivot (21) and permanent magnet steel (22), pivot (21) have been cup jointed to airtight lid (5) inside, bearing (15) have all been cup jointed at pivot (21) both ends, and inside bearing (15) cup jointed rear end cap (6) and front end housing (7), permanent magnet steel (22) have been cup jointed in pivot (21) center department outside, and permanent magnet steel (22) cup joint inside stator assembly (10).

3. The polishing and grinding double-ended concentric brushless motor according to claim 1, wherein: stator assembly (10) are glued (20) by aluminium casing (16), silicon steel sheet (17), enameled wire (18), skeleton (19) and insulation can and are constituteed, rear end housing (6) are provided with aluminium casing (16) with front end housing (7) center department, aluminium casing (16) inside has cup jointed silicon steel sheet (17), and silicon steel sheet (17) cup joint in the rotor assembly (9) outside, silicon steel sheet (17) one side is provided with skeleton (19), silicon steel sheet (17) opposite side is provided with enameled wire (18), enameled wire (18) top is provided with insulation can and glues (20), and insulation can glues (20) and is located aluminium casing (16) bottom.

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