CN203266397U - Structure for mounting motor used for grinding electric spindle of railway bearing - Google Patents
Structure for mounting motor used for grinding electric spindle of railway bearing Download PDFInfo
- Publication number
- CN203266397U CN203266397U CN2013203006405U CN201320300640U CN203266397U CN 203266397 U CN203266397 U CN 203266397U CN 2013203006405 U CN2013203006405 U CN 2013203006405U CN 201320300640 U CN201320300640 U CN 201320300640U CN 203266397 U CN203266397 U CN 203266397U
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- China
- Prior art keywords
- main shaft
- motor
- sleeve
- stator
- encoder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model provides a structure for mounting a motor used for grinding an electric spindle of a railway bearing. The mounting clearance between the spindle and a sleeve is made to be small. The motor used for the structure is small in heating value and high in power conversion rate, and can save energy. The structure comprises the spindle, the sleeve and the motor. The spindle is supported inside the sleeve through a front bearing seat and a back bearing seat, a motor mounting cavity is formed at the tail between the spindle and the sleeve, and the motor is located in the motor mounting cavity. The structure is characterized in that the motor is a synchronous permanent magnet motor which particularly comprises a stator and a rotor, wherein the spindle is sleeved with the rotor, the stator wraps the outer ring surface of the rotor, an outer shell of the stator is embedded in the outer end ring surface of the motor mounting cavity, an encoder is arranged at the tail of the spindle, and an annular heat radiating ring is formed on the outer shell of the stator.
Description
Technical field
The utility model relates to the technical field of electric main axle structure, is specially a kind of electric motor mounting structure of the electric main shaft for the grinding railway bearing.
Background technology
The motor of existing electric main shaft for the grinding railway bearing is common asynchronous moter and drives, and its volume is large, and the main shaft, the assemblage gap between sleeve that need are large, make the manufacturing sleeve need more materials, material cost is high, and its caloric value is large, cause the power low conversion rate, waste energy.
Summary of the invention
For the problems referred to above, the utility model provides a kind of electric motor mounting structure of the electric main shaft for the grinding railway bearing, and it makes the assemblage gap between main shaft, sleeve little; And the caloric value of the motor that uses is little, and the power conversion ratio is high, energy savings.
a kind of electric motor mounting structure of the electric main shaft for the grinding railway bearing, its technical scheme is such: it comprises main shaft, sleeve, motor, described main shaft passes through front-end bearing pedestal, rear bearing block is supported on described sleeve inner, described main shaft, afterbody between sleeve is provided with the motor installation cavity, described motor is positioned at described motor installation cavity, it is characterized in that: described motor is synchronous magnetoelectric machine, described synchronous magnetoelectric machine specifically comprises stator, rotor, described rotor is set in described main shaft, the outer ring surface of described rotor is enclosed with described stator, the shell body of described stator is flush-mounted in the outer end anchor ring of described motor installation cavity, the afterbody of described main shaft is provided with encoder, the shell body of described stator has the circular radiating ring, be interconnected between adjacent heat dissipating ring, the inside of described sleeve is respectively arranged with inlet pipeline, outlet pipeline, described inlet pipeline is communicated with described circular radiating ring, described circular radiating ring is communicated with described outlet pipeline simultaneously.
It is further characterized in that: the two ends that are set in described main shaft of described rotor are respectively arranged with gimbal;
The extension bar of described encoder is fastenedly connected the afterbody of described main shaft, and described encoder is anchored in described encoder installing ring, and described encoder installing ring is fastenedly connected the rear end face of the bearing block of described rear bearing;
The extension bar of described encoder connects the afterbody of described main shaft by shaft coupling.
After adopting structure of the present utility model, for for synchronous magnetoelectric machine, and the main shaft back is provided with encoder due to motor, and the volume of synchronous magnetoelectric machine is little, and it makes the assemblage gap between main shaft, sleeve little; And the caloric value of synchronous magnetoelectric machine is little, and the power conversion ratio is high, and the shell body of stator has the circular radiating ring, and completes water-cooled by inlet pipeline, outlet pipeline, and heat is taken away by water, and hot water can be used as other purposes, and it has saved the energy.
Description of drawings
Fig. 1 is front view structural representation of the present utility model.
The specific embodiment
see Fig. 1, it comprises main shaft 1, sleeve 2, motor, main shaft 1 is by fore bearing 3, rear bearing 4 is supported on sleeve 2 inside, main shaft 1, afterbody between sleeve 2 is provided with motor installation cavity 5, motor is positioned at motor installation cavity 5, it is characterized in that: motor is synchronous magnetoelectric machine, synchronous magnetoelectric machine specifically comprises stator 6, rotor 7, rotor 7 is set in main shaft 1, the outer ring surface of rotor 7 is enclosed with stator 6, the shell body 8 of stator 6 is flush-mounted in the outer end anchor ring of motor installation cavity 5, the afterbody of main shaft 1 is provided with encoder 9, the shell body 8 of stator 6 has circular radiating ring 10, be interconnected between adjacent heat dissipating ring 10, the inside of sleeve 2 is respectively arranged with inlet pipeline 11, outlet pipeline 12, inlet pipeline 11 is communicated with annular heat dissipating ring 10, circular radiating ring 10 road is communicated with outlet pipeline 12 simultaneously.The two ends that rotor 7 is set in main shaft 1 are respectively arranged with gimbal 13; The extension bar 14 of encoder 9 is fastenedly connected the afterbody of main shaft 1, and the extension bar 14 that is specially encoder 9 connects the afterbody of main shaft 1 by shaft coupling 15; Encoder 9 is anchored in encoder installing ring 16, and encoder installing ring 16 is fastenedly connected the rear end face of the bearing block 17 of rear bearing.
Claims (4)
1. electric motor mounting structure that is used for the electric main shaft of grinding railway bearing, it comprises main shaft, sleeve, motor, described main shaft passes through front-end bearing pedestal, rear bearing block is supported on described sleeve inner, described main shaft, afterbody between sleeve is provided with the motor installation cavity, described motor is positioned at described motor installation cavity, it is characterized in that: described motor is synchronous magnetoelectric machine, described synchronous magnetoelectric machine specifically comprises stator, rotor, described rotor is set in described main shaft, the outer ring surface of described rotor is enclosed with described stator, the shell body of described stator is flush-mounted in the outer end anchor ring of described motor installation cavity, the afterbody of described main shaft is provided with encoder, the shell body of described stator has the circular radiating ring, be interconnected between adjacent heat dissipating ring, the inside of described sleeve is respectively arranged with inlet pipeline, outlet pipeline, described inlet pipeline is communicated with described circular radiating ring, described circular radiating ring is communicated with described outlet pipeline simultaneously.
2. the electric motor mounting structure of a kind of electric main shaft for the grinding railway bearing according to claim 1, it is characterized in that: the two ends that are set in described main shaft of described rotor are respectively arranged with gimbal.
3. the electric motor mounting structure of a kind of electric main shaft for the grinding railway bearing according to claim 1 and 2, it is characterized in that: the extension bar of described encoder is fastenedly connected the afterbody of described main shaft, described encoder is anchored in described encoder installing ring, and described encoder installing ring is fastenedly connected the rear end face of the bearing block of described rear bearing.
4. the electric motor mounting structure of a kind of electric main shaft for the grinding railway bearing according to claim 3, it is characterized in that: the extension bar of described encoder connects the afterbody of described main shaft by shaft coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203006405U CN203266397U (en) | 2013-05-29 | 2013-05-29 | Structure for mounting motor used for grinding electric spindle of railway bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203006405U CN203266397U (en) | 2013-05-29 | 2013-05-29 | Structure for mounting motor used for grinding electric spindle of railway bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203266397U true CN203266397U (en) | 2013-11-06 |
Family
ID=49496883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203006405U Expired - Lifetime CN203266397U (en) | 2013-05-29 | 2013-05-29 | Structure for mounting motor used for grinding electric spindle of railway bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203266397U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341819A (en) * | 2013-05-29 | 2013-10-09 | 无锡机床股份有限公司 | Motor installing structure of motorized spindle for grinding railway bearing |
| CN103973041A (en) * | 2014-05-29 | 2014-08-06 | 哈尔滨理工大学 | Submersible motor with annular heat dissipator |
-
2013
- 2013-05-29 CN CN2013203006405U patent/CN203266397U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341819A (en) * | 2013-05-29 | 2013-10-09 | 无锡机床股份有限公司 | Motor installing structure of motorized spindle for grinding railway bearing |
| CN103973041A (en) * | 2014-05-29 | 2014-08-06 | 哈尔滨理工大学 | Submersible motor with annular heat dissipator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |