CN108712013B - Iron core-free permanent magnet disc type braking motor and RV-C series speed reducer driven by same - Google Patents
Iron core-free permanent magnet disc type braking motor and RV-C series speed reducer driven by same Download PDFInfo
- Publication number
- CN108712013B CN108712013B CN201811003404.0A CN201811003404A CN108712013B CN 108712013 B CN108712013 B CN 108712013B CN 201811003404 A CN201811003404 A CN 201811003404A CN 108712013 B CN108712013 B CN 108712013B
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- main shaft
- motor
- disc
- choke sleeve
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- 239000003638 chemical reducing agent Substances 0.000 title claims description 34
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 5
- 229910052742 iron Inorganic materials 0.000 title description 2
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000000903 blocking effect Effects 0.000 claims abstract description 3
- 230000000694 effects Effects 0.000 description 13
- 229920003023 plastic Polymers 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/18—Electric or magnetic
- F16D2121/20—Electric or magnetic using electromagnets
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a coreless permanent magnetic disc type braking motor, which comprises a braking disc connected with a main shaft through a bearing, and a movable braking piece and a customized moving piece which are arranged on two sides of the braking disc; the movable brake block is arranged on one side of the brake disc opposite to the groove formed by the choke sleeve framework and the stator coil, the customized brake block is arranged on one side of the brake disc opposite to the groove formed by the choke sleeve framework and the stator coil, and a braking interval is formed between the movable brake block and the brake disc; the braking mechanism further comprises a plurality of attraction coils, and the attraction coils are positioned in grooves formed by the choke sleeve framework and the stator coils; the braking mechanism also comprises a piston rod and a spring which is arranged on the piston rod in a surrounding manner, wherein the piston rod is arranged in a space between the flow blocking sleeve skeleton groove and the movable braking piece and is arranged between adjacent attraction coils, and when the motor is powered on/off, the attraction coils enable the spring to shrink/reset to push the piston rod to loosen or compress the movable braking piece; the custom-made moving plate is fixed by a front end cover arranged at the front end of the main shaft.
Description
Technical Field
The invention relates to the technical field of motor braking, in particular to a coreless permanent magnet disc type braking motor and an RV-C series speed reducer driven by the motor.
Background
The disc motor is also called a disc motor, and has the characteristics of small volume, light weight and high efficiency, the rotor and the stator of the general motor are sleeved inside and outside, the disc motor is thin, the stator is arranged on a flat substrate, the rotor is covered on the stator, the general stator is a stator coil, and the rotor is a permanent magnet or a disc adhered with the permanent magnet.
The existing disc motor is characterized in that a stator coil is connected with a reversing sheet, and the reversing sheet is fixed on a rotating shaft. The commutator segments perform rotational movement along with the motor shaft. However, the existing disc motor has large transmission error due to inertia during shutdown, inaccurate shutdown and easy dislocation of an electric appliance matched with the disc motor.
In addition, currently, in a hollow precision speed reducer RV-C series (shown in fig. 1) which is proposed in a manual for selecting a high-rigidity speed reducer for precision control and developed by Japanese, the RV-C series speed reducer is driven by a permanent magnet motor 1-1 which is arranged outside, a pinion gear 1-2 is arranged at the end part of an output shaft of the permanent magnet motor 1-1, a hollow large gear 1-4 is arranged at the end part of the speed reducer, the pinion gear 1-2 is meshed with the large gear 1-4, a gear ring with teeth arranged on the periphery is extended on the central ring of the large gear 1-4, the gear ring is meshed with a crank gear 1-3 on the speed reducer, and the motor work pinion gear 1-2 rotates to drive the large gear 1-4 on the speed reducer, and the gear ring drives the crank gear 1-3 to rotate to drive the speed reducer to work. The external motor of the speed reducer occupies a large space, the pinion 1-2 is required to be arranged independently, meanwhile, the large gear 1-4 is required to be arranged on the speed reducer in a matched mode, the cost is high, and the energy-saving effect is poor.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide the coreless permanent magnet disc type braking motor, which solves the technical problem of large braking transmission error of the disc type motor in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The coreless permanent magnetic disk type braking motor comprises a motor body, a braking mechanism and a motor control mechanism, wherein the motor body comprises a main shaft, a plurality of stators and rotors which are annularly arranged on the main shaft, and the braking mechanism is arranged at the front end of the main shaft and opposite to the stators which are close to the front end of the main shaft;
The stator consists of a choke sleeve framework and a stator coil arranged on the choke sleeve framework, the end face of the choke sleeve framework is of a fan-shaped structure, and the stator coil is arranged on the choke sleeve framework and forms a groove structure with the choke sleeve framework; the groove formed by the choke sleeve framework and the stator coil is arranged opposite to the braking mechanism;
The braking mechanism comprises a braking disc connected with the main shaft through a bearing, and movable braking sheets and customized moving sheets which are arranged on two sides of the braking disc; the movable brake block is arranged on one side of the brake disc opposite to the groove formed by the choke sleeve framework and the stator coil, the customized brake block is arranged on one side of the brake disc opposite to the groove formed by the choke sleeve framework and the stator coil, and a braking interval is formed between the movable brake block and the brake disc;
The braking mechanism further comprises a plurality of attraction coils, a piston rod and a spring arranged on the piston rod, wherein the attraction coils are positioned in grooves formed by the choke sleeve framework and the stator coil; the piston rod is arranged in the space between the flow blocking sleeve skeleton groove and the movable brake block and is arranged between the adjacent attraction coils, and when the motor is powered on/off, the attraction coils enable the spring to shrink/reset to push the piston rod to loosen or compress the movable brake block; the customized moving plate is fixed by a front end cover arranged at the front end of the main shaft;
the outer side of the front end cover of the front end motor of the main shaft is provided with a flange, and the side wall of the flange is provided with annular teeth in a ring mode.
The three stators and the two rotors of the motor body are sequentially arranged in a ring mode from the rear end to the front end of the motor along the main shaft in sequence.
Specifically, the main shaft is of a hollow structure.
And the braking distance between the movable brake block and the brake disc is 0.5-0.8mm.
Further, the front bearing is connected with the brake disc coaxially and integrally in a non-same diameter mode, and the front bearing is sleeved on the main shaft and used for driving the main shaft to act.
Further, the stator at the front end of the main shaft is formed by annularly arranging a plurality of choke sleeve frameworks and stator coils arranged on the choke sleeve frameworks to form a honeycomb shape, and each choke sleeve framework is provided with a braking mechanism to form multi-point braking.
Finally, the spring is a belleville spring.
The invention also provides a hollow precise RV-C series speed reducer, which solves the technical problems of multiple parts, high cost and poor energy-saving effect of the traditional RV-C series speed reducer.
A hollow RV-C series speed reducer comprises a speed reducer body, wherein the speed reducer body comprises a crank gear, the speed reducer body does not comprise a large gear, and the crank gear is driven by a coreless permanent magnetic disk type braking motor.
Compared with the prior art, the invention has the following beneficial effects:
1. The stator of the disc brake motor is formed by a fan-shaped choke sleeve framework and stator coils arranged on the choke sleeve framework in a groove mode, 36 groups of plastic package attraction coils are arranged in the groove, and the disc brake motor is provided with a plurality of stators consisting of the choke sleeve framework and the stator coils, so that a honeycomb shape is formed, and inertia is braked through multi-point braking. The groove faces the movable brake block, a certain space is reserved between the movable brake block and the groove, an attraction coil and a piston rod are arranged in the space, a spring is sleeved on the piston rod, and under the condition of a motor on-off circuit, the attraction coil is electrified to enable the spring to shrink/reset so as to push the piston to compress or relax the movable brake block, and the motor main shaft is braked.
2. The motor is electrified, the plastic package attraction coil attracts the spring to compress the spring, the piston rod retreats to separate the movable sheet from the brake disc, the brake disc rotates and drives the front bearing to rotate, and the front bearing drives the main shaft to rotate; the motor is powered off, no current is generated by the plastic package attraction coil, the spring is reset, the piston rod is pushed by the spring, the brake disc is pressed by the piston rod, the brake disc stops rotating and drives the front bearing to stop rotating, and therefore the main shaft stops rotating.
3. The space between the choke sleeve and the movable brake block is utilized to skillfully arrange the attraction coil, the spring and the piston rod, so that the multi-point braking of the disc motor is realized, the energy-saving good effect of the disc motor is utilized, the number of stators and the structure of the stators are arranged, the honeycomb shape is formed, the multi-point braking is formed, and the heat dissipation effect is good.
4. By utilizing the structure for braking, the improved hollow coreless permanent magnet disc motor is used for replacing the permanent magnet motor in a specific place, so that the energy-saving effect is good, the occupied space is small, the cost is low, and the hollow structure is relatively material-saving.
5. The RV-C series speed reducer omits a large gear, the external permanent magnet motor is replaced by the hollow coreless permanent magnet disk motor without the large gear, and the large gear is omitted under the condition that other structures and principles of the speed reducer are not changed. The speed reducer omits the use effect and principle of the large gear, which are not influenced, and belongs to the invention creation of the element-saving technology.
Drawings
FIG. 1 is a schematic diagram of a conventional decelerator and permanent magnet motor used in combination;
FIG. 2 is a schematic diagram of the structure of a hollow coreless permanent magnet disc motor of the present invention;
FIG. 3 is a schematic view of the structure of A-A in FIG. 2;
Fig. 4 is a schematic diagram of the structure of B-B in fig. 2.
In the figure: spindle 1, grid sleeve 2, rear bearing 3, rear end cover 4, rotor 5, stator 6, choke sleeve skeleton 7, casing 8, mount 9, spring 10, stator coil 11, brake block 12, fixing base 13, front bearing 14, brake disc 15, custom-made piece 16, front end cover 17, flange 18, annular tooth 19, piston 20, suction coil 21.
Permanent magnet motor 1-1, pinion gear 1-2, crank gear 1-3 and large gear 1-4
Detailed Description
In order to achieve the above purpose, the invention adopts the following technical scheme:
Referring to fig. 2-4, a coreless permanent magnet disc type braking motor comprises a motor body, wherein the motor body comprises a main shaft 1, a stator 6 and a braking mechanism, wherein the stator 6 and the braking mechanism are annularly arranged at the front end of the main shaft 1, the stator 6 consists of a choke sleeve framework 7 and a stator coil 11 arranged on the choke sleeve framework 7, the end face of the choke sleeve framework 7 is in a fan-shaped structure, and the stator coil 11 is arranged on one end face of the choke sleeve framework 7 and forms a groove structure with the choke sleeve framework 7; the groove formed by the choke sleeve framework 7 and the stator coil 11 is opposite to the braking mechanism; the braking mechanism comprises a braking disc 15 connected with the main shaft 1 through a front bearing, and a movable braking plate 12 and a customized moving plate 16 which are arranged on two sides of the braking disc 15; the movable brake block 12 is arranged on one side of the brake disc 15 opposite to the groove formed by the choke sleeve framework 7 and the stator coil 11, the customized brake block 16 is arranged on one side of the brake disc 15 opposite to the groove formed by the choke sleeve framework 7 and the stator coil 11, and a braking interval exists between the movable brake block 12 and the brake disc 15; the braking mechanism further comprises a plurality of attraction coils 21, a piston rod 20 and a spring 10 which is annularly arranged on the piston rod 20, wherein the attraction coils 21 are positioned in grooves formed by the choke sleeve framework 7 and the stator coil 11; the piston rod 20 is arranged in the space between the groove of the choke sleeve framework 7 and the movable brake block 12 and is arranged between the adjacent attraction coils 21, and when the motor is powered on/off, the attraction coils 21 enable the spring 10 to shrink/reset to push the piston rod 20 to loosen or compress the movable brake block 12; the custom moving plate 16 is fixed by a front end cover 17 arranged at the front end of the main shaft 1, and the spring 10 is preferably a belleville spring, so that the braking effect is better. The stator 6 of the disc brake motor is formed by a fan-shaped choke sleeve framework 7 and stator 6 coils arranged on the choke sleeve framework in a groove mode, 36 groups of plastic package attraction coils 21 are arranged in the groove, and the disc brake motor is provided with a plurality of stators 6 consisting of the choke sleeve framework 7 and stator coils 11, so that a honeycomb shape is formed, the number of brake mechanisms is matched with that of the honeycomb-shaped stators, and multi-point braking is formed to control inertia. The grooves face the movable brake plate 12, a certain space is reserved between the movable brake plate 12 and the grooves, an attraction coil 21 and a piston rod 20 are arranged in the space, a spring 10 is sleeved on the piston rod 20, under the condition of a motor on-off circuit, the attraction coil 21 is electrified to enable the spring 10 to be contracted/reset so as to push the piston 20 to compress or release the movable brake plate 12, when the movable brake plate 12 is compressed with a brake disc 15, the brake disc 15 stops rotating, the front bearing 14 stops rotating, the main shaft 1 stops rotating, and the load stops working. After the motor is in power failure, the main shaft 1 of the motor is braked in multiple points through the piston rod 20, the spring 10, the movable brake piece 12 and the brake disc 15, so that transmission errors are controlled, error quantity is reduced, and the motor is accurate in stopping. Under the condition of the same voltage of the main circuit, after the power-on work, the main circuit stops under the action of the spring 10 after the power-off work, thereby achieving the purpose of controlling inertia.
As a preferable scheme, the number of the stators 6 of the motor body is three, and the motor further comprises two rotors 5 matched with the stators 6, wherein the three stators 6 and the two rotors 5 are sequentially arranged in a ring manner from the rear end to the front end of the motor along the main shaft 1 according to the sequence of the stators 6, the rotors 5, the stators 6, the rotors 5 and the stators 6. The stator and the rotor are respectively fixed on the stator holder and the rotor holder. The spring and the piston rod are fixed in the groove on the fixed seat. The front bearing 14 is coaxially and non-identically connected with the brake disc 15 in an integral way, and the front bearing 14 is sleeved on the main shaft 1 and is used for driving the main shaft 1 to act. The front end of the main shaft is provided with a front end cover, the rear end is provided with a rear end cover 4, a casing 8 is arranged between the front end cover and the rear end cover 4, the rear end of the main shaft 1 is provided with a rear bearing 3, the front end cover is arranged on a front bearing 14, the rear end cover 4 is arranged on the rear bearing 3, and a stator, a rotor, a brake disc and a brake disc are fixed and then are arranged in the casing. The front end cover, the rear end cover 4 and the shell are connected to form a whole. The motor is improved, an attraction coil 21, a spring 10, a piston rod 20, a movable brake block 12, a brake disc 15 and a customized brake block 16 are arranged in the disc motor by utilizing the space of the stator 6, the motor is electrified, the plastic package attraction coil 21 attracts the spring 10 to compress the spring 10, the piston rod 20 retreats to separate the movable brake block from the brake disc 15, the brake disc 15 rotates and drives a front bearing 14 to rotate, and the front bearing 14 drives a main shaft 1 to rotate; when the motor is powered off, no current is generated in the plastic package attraction coil 21, the spring 10 is reset, the spring 10 pushes the piston rod 20, the piston rod 20 pushes the movable brake disc 12 to press the brake disc 15, the brake disc 15 stops rotating and drives the front bearing 14 to stop rotating, and therefore the main shaft 1 stops rotating. The space between the choke sleeve and the movable brake block 12 is utilized to skillfully arrange the attraction coil 21, the spring 10 and the piston rod 20, so that the multi-point braking of the disc motor is realized, the energy-saving effect of the disc motor is utilized, the number of stators 6 and the structure thereof are arranged, a honeycomb shape is formed, the multi-point braking is formed, and the heat dissipation effect is good. The stator coil 11 and the attraction coil are wound through winding posts, the stator coil winding posts are embedded in the choke sleeve framework, the choke sleeve framework is fixed on the stator retainer, and the attraction coil winding posts are fixed on the fixing base 13. The braking distance between the movable brake block 12 and the movable brake disc 15 is 0.5-0.8mm.
The main shaft 1 is of a hollow structure, the arrangement of the hollow structure is convenient for the bus to pass through, and the photoelectric sensor, the infrared sensor, the radio frequency sensor and the like pass through, so that the space is saved. And the front end cover 17 of the main shaft 1 is externally connected with a flange 18, the periphery of the flange 18 is provided with annular teeth 19, the arrangement of the flange 18 is convenient for connecting a motor with a load, and the annular teeth 19 are used for being connected with a crank gear of a hollow RV-C series speed reducer to drive the hollow RV-C series speed reducer to work. The rear end face of the main shaft 1 is provided with an ABS plastic grid sleeve 2.
Finally, the stator 6 at the front end of the main shaft 1 is formed by annularly arranging a plurality of choke sleeve frameworks 7 and the stator 6 arranged on the choke sleeve frameworks to form a honeycomb shape, and each choke sleeve framework 7 is provided with a braking mechanism to form multi-point braking. The space between the choke sleeve framework and the movable brake block 12 is utilized to skillfully arrange the attraction coil, the spring 10 and the piston rod 20, thereby realizing multi-point braking of the disc motor, utilizing the good energy-saving effect of the disc motor and the arrangement of the number of stators 6 and the structure thereof, forming a honeycomb shape and having good heat dissipation effect.
The invention also provides a hollow RV-C series speed reducer, which comprises a speed reducer body, wherein the speed reducer body comprises a crank gear, the speed reducer body does not comprise a large gear, and the crank gear is driven by the coreless permanent magnetic disc type braking motor. The RV-C series speed reducer omits a large gear, the external permanent magnet motor is replaced by the hollow coreless permanent magnet disk motor without the large gear, and the large gear is omitted under the condition that other structures and principles of the speed reducer are not changed. The speed reducer omits the use effect and principle of the large gear, which are not influenced, and belongs to the invention creation of the element-saving technology. By utilizing the structure for braking, the improved hollow coreless permanent magnet disc motor is used for replacing the traditional permanent magnet motor, so that the energy-saving effect is good, the occupied space is small and the cost is low.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (5)
1. The utility model provides a no iron core permanent magnetic disk formula braking motor, includes the motor body, the motor body includes main shaft and a plurality of stators, the rotor of ring on the main shaft, its characterized in that: the braking mechanism is arranged at the front end of the main shaft and is opposite to the stator close to the front end of the main shaft;
The stator consists of a choke sleeve framework and a stator coil arranged on the choke sleeve framework, the end face of the choke sleeve framework is of a fan-shaped structure, and the stator coil is arranged on the choke sleeve framework and forms a groove structure with the choke sleeve framework; the groove formed by the choke sleeve framework and the stator coil is arranged opposite to the braking mechanism;
The braking mechanism comprises a braking disc connected with the main shaft through a bearing, and movable braking sheets and customized moving sheets which are arranged on two sides of the braking disc; the movable brake block is arranged on one side of the brake disc opposite to the groove formed by the choke sleeve framework and the stator coil, the customized brake block is arranged on one side of the brake disc opposite to the groove formed by the choke sleeve framework and the stator coil, and a braking interval is formed between the movable brake block and the brake disc;
The braking mechanism further comprises a plurality of attraction coils, a piston rod and a spring arranged on the piston rod, wherein the attraction coils are positioned in grooves formed by the choke sleeve framework and the stator coil; the piston rod is arranged in the space between the flow blocking sleeve skeleton groove and the movable brake block and is arranged between the adjacent attraction coils, and when the motor is powered on/off, the attraction coils enable the spring to shrink/reset to push the piston rod to loosen or compress the movable brake block; the customized moving plate is fixed by a front end cover arranged at the front end of the main shaft;
the outer side of the front end cover of the front end motor of the main shaft is provided with a flange, and the side wall of the flange is provided with annular teeth in a ring mode;
The main shaft is of a hollow structure;
The braking distance between the movable brake block and the brake disc is 0.5-0.8mm;
the front end of the main shaft is provided with a front bearing, the front bearing is coaxially and non-identically connected with the brake disc in an integral way, and the front bearing is sleeved on the main shaft and used for driving the main shaft to act.
2. The coreless permanent magnet disc brake motor of claim 1, wherein:
the three stators and the two rotors of the motor body are sequentially arranged in a ring mode from the rear end to the front end of the motor along the main shaft in sequence.
3. The coreless permanent magnet disc brake motor of claim 1, wherein:
the stator at the front end of the main shaft is formed by annularly arranging a plurality of choke sleeve frameworks and stator coils arranged on the choke sleeve frameworks to form a honeycomb shape, and each choke sleeve framework is provided with a braking mechanism to form multi-point braking.
4. A coreless permanent magnet disc brake motor according to any one of claims 1-3, wherein: the spring is a belleville spring.
5. The utility model provides a cavity RV-C series speed reducer, includes the speed reducer body, the speed reducer body includes crank gear, its characterized in that: the reducer body does not include a large gear, and the crank gear is driven by the coreless permanent magnet disc type brake motor according to any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811003404.0A CN108712013B (en) | 2018-08-30 | 2018-08-30 | Iron core-free permanent magnet disc type braking motor and RV-C series speed reducer driven by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811003404.0A CN108712013B (en) | 2018-08-30 | 2018-08-30 | Iron core-free permanent magnet disc type braking motor and RV-C series speed reducer driven by same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108712013A CN108712013A (en) | 2018-10-26 |
| CN108712013B true CN108712013B (en) | 2024-07-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811003404.0A Active CN108712013B (en) | 2018-08-30 | 2018-08-30 | Iron core-free permanent magnet disc type braking motor and RV-C series speed reducer driven by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108712013B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208539716U (en) * | 2018-08-30 | 2019-02-22 | 刘道生 | A kind of coreless permanent magnet disc-type brake motor and by the motor-driven RV-C series reduction |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5704043B2 (en) * | 2011-10-11 | 2015-04-22 | トヨタ自動車株式会社 | Wheel braking drive |
| CN204533287U (en) * | 2015-01-27 | 2015-08-05 | 长城汽车股份有限公司 | The automobile of a kind of automotive disc electromagnetic brake and configuration disk type electromagnetic brake |
| CN106208511B (en) * | 2016-08-29 | 2019-02-01 | 眭华兴 | A kind of hub motor with teeth of disc type iron core-free direct current generator driving |
| CN106230218B (en) * | 2016-10-09 | 2019-04-19 | 常州工学院 | A kind of hub motor with teeth of disc type unit stacking iron-core-free direct current generator driving |
| CN106385135B (en) * | 2016-10-11 | 2019-02-01 | 眭华兴 | A kind of energy-saving electric bicycle hub motor |
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2018
- 2018-08-30 CN CN201811003404.0A patent/CN108712013B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208539716U (en) * | 2018-08-30 | 2019-02-22 | 刘道生 | A kind of coreless permanent magnet disc-type brake motor and by the motor-driven RV-C series reduction |
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| CN108712013A (en) | 2018-10-26 |
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