CN2641902Y - Ultralow speed motor - Google Patents
Ultralow speed motor Download PDFInfo
- Publication number
- CN2641902Y CN2641902Y CN 03259797 CN03259797U CN2641902Y CN 2641902 Y CN2641902 Y CN 2641902Y CN 03259797 CN03259797 CN 03259797 CN 03259797 U CN03259797 U CN 03259797U CN 2641902 Y CN2641902 Y CN 2641902Y
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- China
- Prior art keywords
- gear
- high speed
- support
- shaft
- output shaft
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Abstract
The utility model discloses an ultra-low speed motor, which comprises a high-speed part and a speed-lowering part which are in connection via a middle cover. The high-speed part comprises a high-speed shaft, a stator, a rotor, a casing and a trail cover, wherein the high-speed shaft and the rotor are connected and are supported on the middle cover and the trail cover; the speed-lowering part comprises a bedplate and an output shaft, wherein the output shaft is supported on the bedplate. The utility model is characterized in that one end of the high-speed shaft passes through the middle cover and connects with the output shaft via bearings; the part of the high-speed shaft in the bedplate is provided with a sun gear and a wave generator, wherein the wave generator connects with the high-speed shaft via bearings, and the sun gear engages with a planet gear arranged on a planet shaft jacketed by the wave generator; the planet gear engages with the large-diameter inner teeth of a compound gear; the outer teeth of the compound gear engage with the inner teeth at one end of a flexible gear, the other end of which jackets the wave generator; the outer teeth of the flexible gear engage with the inner teeth of the bedplate; the end of the output shaft in the bedplate is provided by the axially connecting method with an output gear, which engages with the small-diameter inner teeth of the compound gear.
Description
Technical field
The utility model relates to a kind of motor, and specifically a kind of planetary reduction gear and harmonic reduction principle utilized slowed down, and can directly export the Ultralow speed motor of Ultra-Low Speed, high pulling torque.
Background technology
Industrial and agricultural production in the past needs the equipment of low cruise, and the main kind of drive is to wear the operation of reductor driving arrangement by motor.Reductor is bulky, dismounting trouble, power loss are big, uneconomical.In recent years, along with development of science and technology, the industry of slowspeed machine also was surging forward, and machine driving has realized electromechanical integration.
In the industrial and agricultural production at present, as direct driving force, directly the driving arrangement operational mode is used widely with slowspeed machine.It is little that slowspeed machine has a volume, the efficient height, and low characteristics consume energy.But slowspeed machine in the past is under the volume situation identical with power, and minimum speed is all more than 2r/min.
Summary of the invention
The purpose of this utility model is for adapting to some industries and equipment to the ultralow speed demand of slowspeed machine, provides a kind of and does not need to join reductor in addition, volume is little, in light weight, noise is low, stable working, moment of torsion is big, efficient is high, energy consumption is low high pulling torque, Ultralow speed motor.
The technical solution of the utility model is:
A kind of Ultralow speed motor, comprise high speed portion and reduction part, high speed portion links to each other by middle cover with reduction part, high speed portion comprises high speed shaft, stator, rotor, casing and tail-hood, high speed shaft links to each other with rotor and is bearing on middle cover and the tail-hood, reduction part comprises support, output shaft, and output shaft is bearing on the support, and an end that it is characterized in that high speed shaft passes middle cover and links to each other by bearing with output shaft; The part that high speed shaft is positioned at support is equipped with sun gear and wave producer, wave producer links to each other with high speed shaft by bearing, sun gear is nibbled mutually with planetary gear, planetary gear is installed on the planet axis, planet axis is sleeved in the wave producer, and planetary gear is nibbled mutually with the big footpath internal tooth on the combined wheels, and the external tooth of combined wheels is nibbled mutually with the internal tooth of flexible gear one end, the other end of flexible gear is enclosed within on the wave producer, and the external tooth of flexible gear is nibbled mutually with the support internal tooth; The end that output shaft is positioned at support is connected with output gear, and output gear is nibbled mutually with the path internal tooth on the combined wheels.
Support and outer end cap can be made of one, and also support and outer end cap can be made split typely, by connector support and outer end cap are joined, output shaft by Bearing Installation on outer end cap.
Directly processing internal tooth in support, to have a volume little, and advantage of simple structure also can be installed an internal gear in support, the external tooth of flexible gear is nibbled mutually with this internal gear.
Vertical mounting flange is installed, so that motor needs the occasion of vertical installation to use on the outer end cap.
The beneficial effects of the utility model:
1, volume is little, in light weight, noise is low, stable working, moment of torsion is big, efficient is high, energy consumption is low.
2, combine the advantage of harmonic reduction transmission and planetary gear transmission, with a kind of novel Ultralow speed motor of both rational combine and assemble all-in-one-pieces, minimum output speed can reach below the 2r/min, and output torque is big.
3, planetary reduction gear partly is in high velocity, and its bearing capacity does not need too big, compact conformation; It is bigger that harmonic reduction partly is in its bearing capacity of low regime, and the distortion frequency of flexible bearing and flexible gear greatly reduces, useful to the useful life of improving harmonic drive; Owing to adopted unsteady damper mechanism at the planet running part, thus the utlity model has compact conformation, volume is little, in light weight, moment of torsion is big, efficient is high, power consumption is low, ultralow rotating speed, life-span are grown, vibrations and advantages such as noise is little, good looking appearance; Can be widely used in fields such as weaving, light industry, pharmacy, metallurgy, environmental protection and automatic production line.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model combined wheels structural representation.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
A kind of Ultralow speed motor, comprise high speed portion and reduction part, high speed portion links to each other by middle cover 12 with reduction part, high speed portion comprises high speed shaft 16, stator 17, rotor 18, casing 22 and tail-hood 19, high speed shaft 16 links to each other with rotor 18 and is bearing on middle cover 12 and the tail-hood 19, reduction part comprises support 1, output shaft 3, and output shaft 3 is bearing on the support outer end cap 4, and an end that it is characterized in that high speed shaft 16 passes middle cover 12 and output shaft 3 and links to each other by bearing; The part that high speed shaft 16 is positioned at support 1 is equipped with sun gear 2 and wave producer 24, wave producer 24 links to each other with high speed shaft 16 by bearing, sun gear 2 is nibbled mutually with planetary gear 9, planetary gear 9 is installed on the planet axis 10, planet axis 10 is sleeved in the wave producer 24, and planetary gear 9 is nibbled mutually with the big footpath internal tooth 25 on the combined wheels 5, and the external tooth 26 of combined wheels 5 is nibbled mutually with the internal tooth of flexible gear 8 one ends, the other end of flexible gear 8 is enclosed within on the wave producer 24, and the external tooth of flexible gear 8 is nibbled mutually with the support internal tooth; The end that output shaft 3 is positioned at support 1 is connected with output gear, and output gear is nibbled mutually with the path internal tooth 27 on the combined wheels 5.
Support 1 can be made of one with outer end cap 4, also support 1 and outer end cap 4 can be made split typely, by connector support 1 and outer end cap 4 are joined, output shaft 3 by Bearing Installation on outer end cap 4.
Directly processing the support internal tooth in support 1, to have a volume little, and advantage of simple structure also can be installed an internal gear in support 1, the external tooth of flexible gear 8 is nibbled mutually with this internal gear.
Vertical mounting flange 28 can be installed, so that motor needs the occasion of vertical installation to use on the outer end cap 4.
The present embodiment operation principle is as follows: as shown in Figure 1 and Figure 2.The Ultralow speed motor of present embodiment comprises: support 1, sun gear 2, output shaft 3, outer end cap 4, combined wheels 5, oil-free lubrication thin-wall bearing 6, holding screw 7, flexible gear 8, planetary gear 9, planet axis 10, attachment screw 11, middle cover 12, oil sealing 13, bearing 14, terminal box 15, high speed shaft 16, stator 17, rotor 18, tail end cover 19, fan blade 20, fan housing 21, casing 22, screw 23, wave producer 24.Sun gear 2, planetary gear 9, combined wheels 5, wave producer 24, flexible gear 8, support 1 (fixing wheel just is fabricated to one with support), output shaft 3, planet axis 10 are formed reduction part, high speed shaft 16, stator 17, rotor 18, casing 22 are formed high speed portion, and reduction part and high speed portion fuse by middle cover 12 compactnesses.Rotor 18 tightly is placed on the high speed shaft 16, and high speed shaft 16 two ends are supported in respectively on middle cover 12 and the tail-hood 19 by bearing, and middle cover 12 back and casing 22 connect firmly, and middle cover 12 fronts and support 1 connect firmly, and tail-hood 19 is assemblied in casing 22 rear ends.Fan blade 20 is fixed on high speed shaft 16 rear ends, outer cover fan housing 21, and fan housing 21 is fixed on the tail-hood 19.High speed shaft 16 front ends are connected with sun gear 2.Wave producer 24 is placed in high speed shaft 16 front ends by bearing, and planetary gear 9 is housed on the planet axis 10, and planet axis 10 1 ends are assemblied on the wave producer 24.Big footpath internal tooth 25 engagements in planetary gear 9 outsides and the combined wheels 5, planetary gear 9 inboard and sun gear 2 engagements.Flexible gear 8 one ends are enclosed within on the wave producer 24, and the external tooth on the flexible gear 8 is meshed with support internal tooth on the support 1.The internal tooth of flexible gear 8 other ends is meshed with the external tooth 26 of combined wheels 5, and in outer end cap 4, outer end cap 4 is assemblied in support 1 front end to output shaft 3 by bearing fixing.Combined wheels 5 is sleeved on output shaft 3 rear portion increments, and is engaged with, and output shaft 3 can be with combined wheels 5 Ultra-Low Speed rotation simultaneously.Sun gear 2 rotates by the internal gear engagement drive wave producer 24 of three planetary gears 9 and combined wheels 5, has realized reduction of speed requirement for the first time.The planet axis 10 of Gear Planet Transmission adopts cantilever types to be installed on the cam in the wave producer 24.Make more compact structure, volume is littler.Deformation wave is sent in wave producer 24 rotations, is the engaged transmission of support 1 internal tooth by flexible gear 8 with fixing wheel just, realizes slowing down for the second time.Like this, change parameters such as internal gear and high speed portion be electric and can realize that harmonic wave adds the purpose requirement of planet Ultralow speed motor seriation design.Planetary stage deceleration internal gear adopts combined wheels 5 floating structures, and combined wheels 5, planetary gear speed reducing mechanism are installed in flexible gear 8 inside, between wave producer 24 and output shaft 3.Internal tooth is worn in support 1 rear end, and promptly harmonic drive is fabricated to one with fixing wheel just with support 1.Wave producer (cam+flexible bearing) 24 by bearing fixing on high speed shaft 16.Front end housing also can manufacture band mounting flange disc type (as dotted line among Fig. 1), can vertically install and use.
Claims (4)
1, a kind of Ultralow speed motor, comprise high speed portion and reduction part, high speed portion links to each other by middle cover with reduction part, high speed portion comprises high speed shaft, stator, rotor, casing and tail-hood, high speed shaft links to each other with rotor and is bearing on middle cover and the tail-hood, the support of reduction part, output shaft, output shaft are bearing on the support, and an end that it is characterized in that high speed shaft passes middle cover and links to each other by bearing with output shaft; The part that high speed shaft is positioned at support is equipped with sun gear and wave producer, wave producer links to each other with high speed shaft by bearing, sun gear is nibbled mutually with planetary gear, planetary gear is installed on the planet axis, planet axis is sleeved in the wave producer, and planetary gear is nibbled mutually with the big footpath internal tooth on the combined wheels, and the external tooth of combined wheels is nibbled mutually with the internal tooth of flexible gear one end, the other end of flexible gear is enclosed within on the wave producer, and the external tooth of flexible gear is nibbled mutually with the support internal tooth; The end that output shaft is positioned at support is connected with output gear, and output gear is nibbled mutually with the path internal tooth on the combined wheels.
2, Ultralow speed motor according to claim 1 is characterized in that support links to each other with outer end cap, output shaft by Bearing Installation on outer end cap.
3, Ultralow speed motor according to claim 1 is characterized in that the external tooth internal gear interior with being installed in support of flexible gear nibbled mutually.
4, Ultralow speed motor according to claim 1 and 2 is characterized in that on the outer end cap vertical mounting flange being installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03259797 CN2641902Y (en) | 2003-07-25 | 2003-07-25 | Ultralow speed motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03259797 CN2641902Y (en) | 2003-07-25 | 2003-07-25 | Ultralow speed motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2641902Y true CN2641902Y (en) | 2004-09-15 |
Family
ID=34296197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03259797 Expired - Fee Related CN2641902Y (en) | 2003-07-25 | 2003-07-25 | Ultralow speed motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2641902Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102616133A (en) * | 2012-03-30 | 2012-08-01 | 陈晓金 | Power assembly for electrombile |
| CN102996756A (en) * | 2011-09-16 | 2013-03-27 | 哈米尔顿森德斯特兰德公司 | Idler gear assembly for a generator |
| CN103688447A (en) * | 2011-07-19 | 2014-03-26 | 丰田自动车株式会社 | Drive device for vehicle |
| CN104500689A (en) * | 2014-12-15 | 2015-04-08 | 朱祖良 | Planetary harmonic gear reducer |
| CN111350801A (en) * | 2020-03-30 | 2020-06-30 | 浙江东方机电有限公司 | Motor system with speed reduction output function |
-
2003
- 2003-07-25 CN CN 03259797 patent/CN2641902Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103688447A (en) * | 2011-07-19 | 2014-03-26 | 丰田自动车株式会社 | Drive device for vehicle |
| CN103688447B (en) * | 2011-07-19 | 2016-09-28 | 丰田自动车株式会社 | Vehicle driving apparatus |
| CN102996756A (en) * | 2011-09-16 | 2013-03-27 | 哈米尔顿森德斯特兰德公司 | Idler gear assembly for a generator |
| CN102996756B (en) * | 2011-09-16 | 2016-04-06 | 哈米尔顿森德斯特兰德公司 | For the idler sheave assemblies of generator |
| CN102616133A (en) * | 2012-03-30 | 2012-08-01 | 陈晓金 | Power assembly for electrombile |
| CN102616133B (en) * | 2012-03-30 | 2016-03-16 | 陈晓金 | Electrical vehicular power assembly |
| CN104500689A (en) * | 2014-12-15 | 2015-04-08 | 朱祖良 | Planetary harmonic gear reducer |
| CN111350801A (en) * | 2020-03-30 | 2020-06-30 | 浙江东方机电有限公司 | Motor system with speed reduction output function |
| CN111350801B (en) * | 2020-03-30 | 2021-06-18 | 浙江东方机电有限公司 | Motor system with speed reduction output function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |