CN213754158U - Outer rotor circular groove rubber coating drum motor - Google Patents
Outer rotor circular groove rubber coating drum motor Download PDFInfo
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- CN213754158U CN213754158U CN202022649231.9U CN202022649231U CN213754158U CN 213754158 U CN213754158 U CN 213754158U CN 202022649231 U CN202022649231 U CN 202022649231U CN 213754158 U CN213754158 U CN 213754158U
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Abstract
The utility model discloses an outer rotor circular groove rubber coating drum motor, it includes the outer rotor, motor shaft and stator, the outer rotor includes the cylinder, end cover and permanent magnet, the cylinder is both ends open-ended barrel, the cylinder includes the inner tube and attaches the rubber coating that sets up in the inner tube lateral wall, the circular slot that is on a parallel with the axial terminal surface of cylinder and encircles rubber coating circumference is seted up around the circumference lateral wall of rubber coating, and a plurality of circular slots set up a plurality of circular slots along the even interval of the axial of rubber coating, both ends lid is connected respectively in the both ends of cylinder and seals the opening, the cylinder encloses into the installation cavity with the end cover, the center of end cover sets up the shaft hole coaxial with the cylinder, a plurality of permanent magnets evenly set up in the inside wall of cylinder along circumference; the motor shaft penetrates through the outer rotor through the shaft hole, the middle part of the motor shaft is positioned in the mounting cavity, two ends of the motor shaft extend out of the two end covers, and the outer rotor and the motor shaft can rotate relatively; the stator is arranged in the mounting cavity corresponding to the permanent magnet and coaxially sleeved and fixedly mounted on the motor shaft.
Description
Technical Field
The utility model belongs to the technical field of the cylinder motor, especially, relate to an outer rotor circular slot rubber coating cylinder motor.
Background
The outer rotor roller motor is generally used as a power source to drive a conveyor belt to rotate, and is widely applied to various conveyor belt conveying devices. However, the existing roller motor has some defects, for example, when the conveyor belt and the roller work in a matching manner, the conveyor belt is easy to slip, the synchronous operation of the roller and the conveyor belt cannot be ensured, the conveying efficiency is influenced, and the production progress is delayed.
The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims at providing an external rotor circular slot rubber coating cylinder motor, difficult skidding between conveyer belt and the cylinder guarantees the synchronous operation of cylinder and conveyer belt, guarantees production transmission efficiency, and the practicality is strong.
In order to achieve the above object, the utility model provides an external rotor circular slot rubber coating drum motor, a serial communication port, external rotor circular slot rubber coating drum motor includes: the outer rotor comprises a roller, end covers and permanent magnets, the roller is a cylinder body with openings at two ends, the roller comprises an inner cylinder and rubber coating attached to the outer side wall of the inner cylinder, the outer side wall of the rubber coating is provided with circular grooves which are parallel to the axial end face of the roller and surround the circumferential direction of the rubber coating, the circular grooves are uniformly arranged at intervals along the axial direction of the rubber coating, the two end covers are respectively connected to two ends of the roller and seal the openings, the roller and the end covers enclose a mounting cavity, the center of each end cover is provided with a shaft hole which is coaxial with the roller, and the permanent magnets are uniformly arranged on the inner side wall of the roller along the circumferential direction; the motor shaft penetrates through the outer rotor through the shaft hole, the middle part of the motor shaft is positioned in the mounting cavity, two ends of the motor shaft extend out of the two end covers, and the outer rotor and the motor shaft can rotate relatively; and the stator is arranged in the mounting cavity corresponding to the permanent magnet and coaxially sleeved and fixedly mounted on the motor shaft.
In one example, the distance between the central lines of two adjacent circular grooves is 8-10 mm.
In one example, the width of the circular groove is 3-8 mm, and the depth is 0.5-1.5 mm.
In one example, the encapsulated surface is sanded.
In one example, the encapsulation is made of TPU polyurethane materials, and the Shore hardness of the encapsulation is 85-95 HA.
In one example, the inner barrel is made of low carbon steel, and the surface of the inner barrel has a zinc coating.
In one example, the overmold is flush with both ends of the inner barrel.
In one example, the outer rotor circular groove rubber-coated roller motor further comprises a position sensor PCB, the position sensor PCB is disposed in the mounting cavity and is fixedly connected with the motor shaft, and the position sensor PCB can sense the position of the permanent magnet of the outer rotor and control the rotating speed and the position of the outer rotor.
In one example, the outer rotor circular groove rubber-coated roller motor further comprises a bearing, a bearing groove is formed around the shaft hole outside the end cover, the two bearings are respectively installed in the bearing grooves of the two end covers, and the outer rotor is rotatably supported on the motor shaft through the two bearings.
Through the utility model provides an external rotor circular slot rubber coating cylinder motor can bring following beneficial effect:
1. the roller is contacted with the conveying belt through the outer surface of the rubber coating and is stressed, and the roller rotates to generate friction force in the direction vertical to the pressure so as to drive the conveying belt to move; through setting up the circular slot, can increase the frictional force of cylinder surface, anti-skidding is effectual, the difficult emergence phenomenon of skidding between conveyer belt and the cylinder, guarantee the synchronous operation of cylinder and conveyer belt, the transmission is reliable and stable, guarantee production transmission efficiency, and elastic deformation can take place along the axis direction of cylinder to the rubber coating surface, make rubber coating surface and conveyer belt along the increase of cylinder axial frictional force, can prevent that the conveyer belt from following the axial slip of cylinder, guarantee the accurate difficult skew of direction of delivery, circular slot simple structure simultaneously, processing is simple and convenient, low in manufacturing cost, therefore, the clothes hanger is strong in practicability.
2. The TPU thermoplastic polyurethane elastomer rubber is a high polymer material with the characteristics of high strength, tear resistance, wear resistance and the like, the rubber coating is not easy to damage, the outer rotor can be protected, the service life of the outer rotor circular groove rubber coating roller motor is prolonged, the surface roughness of the rubber coating is high, the friction force of the outer surface of the roller can be further increased, the anti-skidding effect of the rubber coating is improved, the outer surface of the rubber coating can be tightly attached to the surface of a conveying belt, the stability and the reliability of roller transmission are improved, the practicability is high, and the TPU.
3. The plasticity and the toughness of the low-carbon steel are good, the inner cylinder is not easy to break when deformed, the integral strength of the inner cylinder is ensured, the service life of the outer rotor round slot rubber-coated roller motor is prolonged, a compact basic zinc carbonate film can be generated on the zinc surface in humid air through the zinc plating on the surface of the inner cylinder, and the standard electrode potential of zinc is-0.76V, so that if the zinc plating layer is an anode, the zinc plating layer can be dissolved by itself to protect a steel matrix, and the effect can be achieved even if the zinc plating layer on the surface is incomplete; the zinc coating has the mechanical protection effect on the inner barrel, also has the electrochemical protection effect, protects the inner barrel from being corroded, has strong practicability, and is suitable for popularization and application.
4. Through being built-in the installation cavity with position sensor PCB integration, form the integral type motor from taking speed control device, can accurate control external rotor circular slot rubber coating drum motor rotational speed and rotational position, operation stable reliability is high, effectively improve external rotor circular slot rubber coating drum motor work efficiency, the user need not to connect speed control device in addition and arrange the mounted position for speed control device alone when using, and is simple and convenient to use, practice thrift installation space, reduce use cost, and external rotor circular slot rubber coating drum motor's simple structure is compact, light in weight, be favorable to reducing whole volume, reduce the space and occupy, improve space utilization, can adapt to narrow and small installation operational environment, therefore, the clothes hanger is strong in practicability, and is suitable for popularization and application.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
fig. 1 is an exploded view of an outer rotor circular groove rubber-coated drum motor according to the present invention;
fig. 2 is a cross-sectional view of the outer rotor circular groove rubber-coated drum motor of the present invention.
Detailed Description
In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the terms "an aspect," "some aspects," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same solution or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.
As shown in fig. 1-2, an embodiment of the present invention provides an outer rotor circular groove rubber-coated drum motor 100, which includes an outer rotor 1, a motor shaft 2 and a stator 3, the outer rotor 1 includes a drum 11, an end cover 12 and a permanent magnet 13, the drum 11 is a cylinder body with openings at both ends, the drum 11 includes an inner cylinder 111 and a rubber coating 112 attached to the outer side wall of the inner cylinder 111, a circular groove 1121 parallel to the axial end face of the drum 11 and surrounding the circumferential direction of the rubber coating 112 is disposed around the circumferential outer side wall of the rubber coating 112, and a plurality of circular grooves 1121 are disposed at even intervals along the axial direction of the rubber coating 112, the end covers 12 are respectively connected to both ends of the drum 11 and close the openings, the drum 11 and the end cover 12 enclose an installation cavity 14, a shaft hole 121 coaxial with the drum 11 is disposed in the center of the end cover 12, and a plurality of permanent magnets 13 are uniformly disposed on the inner side wall of the drum 11 along the circumferential direction; the motor shaft 2 penetrates through the outer rotor 1 through the shaft hole 121, the middle part of the motor shaft 2 is positioned in the installation cavity 14, two ends of the motor shaft 2 extend out of the two end covers 12, and the outer rotor 1 and the motor shaft 2 can rotate relatively; the stator 3 is disposed in the mounting cavity 14 corresponding to the permanent magnet 13 and coaxially sleeved and fixedly mounted on the motor shaft 2. The roller 11 is contacted with the conveying belt through the outer surface of the rubber coating 112 and is subjected to pressure, and the roller 11 rotates to generate friction force in the direction perpendicular to the pressure so as to drive the conveying belt to move; through setting up circular slot 1121, can increase the frictional force of cylinder 11 surface, antiskid is effectual, the difficult phenomenon of skidding that takes place between conveyer belt and the cylinder 11, guarantee the synchronous operation of cylinder 11 and conveyer belt, the transmission is reliable and stable, guarantee production transmission efficiency, and elastic deformation can take place along cylinder 11's axis direction for rubber coating 112 surface and conveyer belt along the axial frictional force increase of cylinder 11, can prevent that the conveyer belt from following the axial slip of cylinder 11, guarantee the accurate difficult skew of direction of delivery, circular slot 1121 simple structure simultaneously, processing is simple and convenient, low in manufacturing cost, therefore, the clothes hanger is strong in practicability, and is suitable for popularization and application.
Specifically, the distance between the center lines of two adjacent circular grooves 1121 is 8-10 mm. The smaller the distance between the central lines of the two circular grooves 1121 is, the more the circular grooves 1121 are, the higher the friction coefficient is, the rubber coating 112 with different friction coefficients can be set according to the requirements of customers, and the rubber coating device is wide in application range, high in practicability and suitable for popularization and application.
In one embodiment, the distance between the center lines of two adjacent circular grooves 1121 is 8.5 mm.
Specifically, the width of the circular groove 1121 is 3 to 8mm, and the depth thereof is 0.5 to 1.5 mm. The width of the circular groove 1121 is always larger than the depth, the smaller the depth of the circular groove 1121 is, the more stable the surface of the rubber coating 112 is, the friction deformation is not easy to generate, the practicability is high, and the rubber coating is suitable for popularization and application.
In one embodiment, the circular groove 1121 has a width of 3mm and a depth of 0.7 mm.
Specifically, the surface of the encapsulation 112 is sanded. The rubber coating 112 has high surface roughness, the friction force of the rubber coating 112 is increased, the anti-skidding effect of the rubber coating 112 is improved, the rubber coating 112 is not easy to skid when in contact operation with a contact surface, the stable operation of the outer rotor circular groove rubber coating roller motor 100 is ensured, the stability and the reliability of transmission are improved, the requirement on the surface processing precision of the rubber coating 112 is low, the processing is simple and convenient, the practicability is high, and the rubber coating 112 is suitable for popularization and application.
Specifically, the encapsulation 112 is made of TPU (thermoplastic polyurethanes) polyurethane material, and the Shore hardness of the encapsulation 112 is 85-95 HA. The TPU thermoplastic polyurethane elastomer rubber is a high polymer material with the characteristics of high strength, tear resistance, wear resistance and the like, the rubber coating 112 is not easy to damage, the outer rotor 1 can be protected, the service life of the outer rotor circular groove rubber coating roller motor 100 is prolonged, the surface roughness of the rubber coating 112 is high, the friction force of the outer surface of the roller 11 can be further increased, the anti-skidding effect of the rubber coating 112 is improved, the outer surface of the rubber coating 112 can be tightly attached to the surface of a conveyor belt, the transmission stability and reliability of the roller 11 are improved, the practicability is high, and the TPU thermoplastic polyurethane elastomer rubber is suitable for popularization and application.
In one particular embodiment, the shore hardness of the overmold 112 is preferably 90 HA.
Specifically, the inner tube 111 is made of low carbon steel, and the surface of the inner tube 111 has a zinc plating layer. The plasticity and toughness of the low-carbon steel are good, the inner cylinder 111 is not easy to break when deformed, the integral strength of the inner cylinder 111 is ensured, and the service life of the outer rotor circular groove rubber-coated roller motor 100 is prolonged. By galvanizing the surface of the inner cylinder 111, a compact basic zinc carbonate film can be generated on the zinc surface in humid air, and the standard electrode potential of zinc is-0.76V, so that if the galvanized layer is an anode, the galvanized layer can be dissolved by itself to protect a steel matrix, and the effect can be achieved even if the surface galvanized layer is incomplete; the zinc coating has mechanical protection effect and electrochemical protection effect on the inner barrel 111, the inner barrel 111 is protected from corrosion, the practicability is high, and the zinc coating is suitable for popularization and application.
In one embodiment, the inner cylinder 111 is made of 20# steel, the 20# steel is high-quality low-carbon steel, cold extrusion, carburizing and hardening steel, the strength is slightly low, but the toughness, the plasticity and the weldability are good, the tensile strength is 253 and 500MPa, and the elongation is more than or equal to 24%.
Specifically, the rubber coating 112 is flush with both ends of the inner cylinder 111. The rubber coating 112 can wrap up in the lateral wall of inner tube 111 completely, and rubber coating 112 is supported by the 111 lateral walls of inner tube, guarantees that the conveyer belt is even with the during operation of 11 contact of cylinder atress, and difficult emergence skew slope guarantees to carry the effect, and the practicality is strong, is fit for popularizing and applying.
Specifically, the outer rotor circular groove rubber-coated drum motor 100 further comprises a position sensor PCB 4, the position sensor PCB 4 is disposed in the mounting cavity 14 and is fixedly connected with the motor shaft 2, and the position sensor PCB 4 can sense the position of the permanent magnet 13 of the outer rotor 1 and control the rotating speed and the position of the outer rotor 1. Through with position sensor PCB board 4 integration embeds in installation cavity 14, form the integral type motor from taking speed control device, can the rotational speed and the rotational position of accurate control external rotor circular slot rubber coating drum motor 100, the operation is stable reliability high, effectively improve external rotor circular slot rubber coating drum motor 100's work efficiency, the user need not to connect speed control device in addition and arrange the mounted position for speed control device alone when using, simple to use is convenient, save installation space, reduce rubber coating use cost, and external rotor circular slot rubber coating drum motor 100's simple structure is compact, light in weight, be favorable to reducing whole volume, reduce the space and occupy, improve space utilization, can adapt to narrow and small installation operational environment, therefore, the clothes hanger is strong in practicability, and is suitable for popularization and application.
Specifically, the outer rotor circular groove rubber-coated drum motor 100 further includes a bearing 5, the outer side of the end cover 12 is provided with a bearing groove around the shaft hole 121, the two bearings 5 are respectively installed in the bearing grooves of the two end covers 12, and the outer rotor 1 is rotatably supported on the motor shaft 2 through the two bearings 5. The outer rotor 1 is rotatably supported on the motor shaft 2 through the bearing 5, the outer rotor 1 is supported to rotate stably, the rotating resistance of the outer rotor 1 is effectively reduced, the rotating speed of the outer rotor 1 is favorably improved, and the performance of the outer rotor circular groove rubber-coated roller motor 100 is better; simultaneously, through setting up the bearing groove in the end cover 12 outside, bearing 5 is adorned outward and is installed on end cover 12, and simple structure is convenient for the equipment of 1 cylinder 11 motor of external rotor, improves the packaging efficiency, has reduced the maintenance dismouting degree of difficulty, and the practicality is strong.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (9)
1. The utility model provides an outer rotor circular slot rubber coating cylinder motor which characterized in that, outer rotor circular slot rubber coating cylinder motor includes:
the outer rotor comprises a roller, end covers and permanent magnets, the roller is a cylinder body with openings at two ends, the roller comprises an inner cylinder and rubber coating attached to the outer side wall of the inner cylinder, the outer side wall of the rubber coating is provided with circular grooves which are parallel to the axial end face of the roller and surround the circumferential direction of the rubber coating, the circular grooves are uniformly arranged at intervals along the axial direction of the rubber coating, the two end covers are respectively connected to two ends of the roller and seal the openings, the roller and the end covers enclose a mounting cavity, the center of each end cover is provided with a shaft hole which is coaxial with the roller, and the permanent magnets are uniformly arranged on the inner side wall of the roller along the circumferential direction;
the motor shaft penetrates through the outer rotor through the shaft hole, the middle part of the motor shaft is positioned in the mounting cavity, two ends of the motor shaft extend out of the two end covers, and the outer rotor and the motor shaft can rotate relatively; and
the stator is arranged in the mounting cavity corresponding to the permanent magnet and coaxially sleeved and fixedly mounted on the motor shaft.
2. The external rotor circular groove rubber-coated roller motor as claimed in claim 1, wherein the distance between the center lines of two adjacent circular grooves is 8-10 mm.
3. The external rotor round slot rubber-coated roller motor as claimed in claim 1, wherein the width of the round slot is 3-8 mm and the depth is 0.5-1.5 mm.
4. The external rotor circular groove rubber-coated roller motor as claimed in claim 1, wherein the rubber-coated surface is frosted.
5. The outer rotor circular groove rubber-coated roller motor as claimed in claim 1, wherein the rubber coating is made of TPU polyurethane material, and the Shore hardness of the rubber coating is 85-95 HA.
6. The external rotor round slot rubber-covered roller motor according to claim 1, wherein the inner cylinder is made of low-carbon steel, and the surface of the inner cylinder is provided with a zinc coating.
7. The external rotor round slot encapsulated drum motor of claim 1, wherein said encapsulation is flush with both ends of said inner drum.
8. The outer rotor circular groove rubber-coated drum motor as claimed in any one of claims 1 to 7, further comprising a position sensor PCB board, wherein the position sensor PCB board is disposed in the mounting cavity and is fixedly connected with the motor shaft, and the position sensor PCB board can sense the position of the permanent magnet of the outer rotor and control the rotation speed and the position of the outer rotor.
9. The outer rotor circular groove rubber-covered drum motor according to any one of claims 1 to 7, further comprising bearings, wherein bearing grooves are formed around the shaft hole outside the end covers, the bearings are respectively mounted in the bearing grooves of the end covers, and the outer rotor is rotatably supported on the motor shaft through the bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022649231.9U CN213754158U (en) | 2020-11-16 | 2020-11-16 | Outer rotor circular groove rubber coating drum motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022649231.9U CN213754158U (en) | 2020-11-16 | 2020-11-16 | Outer rotor circular groove rubber coating drum motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213754158U true CN213754158U (en) | 2021-07-20 |
Family
ID=76825203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022649231.9U Active CN213754158U (en) | 2020-11-16 | 2020-11-16 | Outer rotor circular groove rubber coating drum motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213754158U (en) |
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2020
- 2020-11-16 CN CN202022649231.9U patent/CN213754158U/en active Active
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Address after: 4th Floor, Building No. 1-1, No. 82 Beijing East Road, Taicang City, Suzhou City, Jiangsu Province 215400 Patentee after: Moandi (Suzhou) Motor Technology Co.,Ltd. Address before: 215400 4th floor, building 8, 165 Dongting Road, Taicang City, Suzhou City, Jiangsu Province Patentee before: DIBAISHI MOTOR TECHNOLOGY (SUZHOU) CO.,LTD. |