CN203670717U - Input band clamping type coupler precision planetary reducer - Google Patents
Input band clamping type coupler precision planetary reducer Download PDFInfo
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- CN203670717U CN203670717U CN201320852550.7U CN201320852550U CN203670717U CN 203670717 U CN203670717 U CN 203670717U CN 201320852550 U CN201320852550 U CN 201320852550U CN 203670717 U CN203670717 U CN 203670717U
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- coupling
- planetary reducer
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- disc
- coupler
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 22
- 230000008878 coupling Effects 0.000 claims description 46
- 238000010168 coupling process Methods 0.000 claims description 46
- 238000005859 coupling reaction Methods 0.000 claims description 46
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract 4
- 238000005096 rolling process Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
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Abstract
The utility model relates to a planetary reducer, in particular to an input band clamping type coupler precision planetary reducer. The input band clamping type coupler precision planetary reducer mainly solves the technical problems that when a planetary reducer in the prior art is connected with a motor, a connecting gap is generated, a shaft body bounces in the transmission process, and therefore the transmission precision is low and the generated noise is loud. The input band clamping type coupler precision planetary reducer comprises a front installation cover (1) and a rear installation cover (2). The input band clamping type coupler precision planetary reducer is characterized in that the front installation cover (1) and the rear installation cover (2) are fixedly provided with first-level internal gears (3) provided with planetary wheels (4) in a meshed mode, the planetary wheels are installed on an output shaft (5) provided with an A-type key (6), the planetary wheels are meshed with sun wheels (7) connected with a coupler (8), the whole coupler is of a T shape and composed of a disc body and a shaft body, the disc body is provided with a locking groove (9), and a screw hole (10) is formed in the coupler and penetrates through the locking groove.
Description
Technical field
The utility model relates to a kind of planetary reducer, especially relates to a kind of input tape clamping type coupling precise planetary reducer.
Background technique
It is special that planetary reducer is mainly actuating motor/stepper motor, and maximum feature is that highi degree of accuracy, transmission torsion are large.Can certainly join the power sources such as direct current generator, single phase motor, synchronous machine and all kinds of threephase asynchronous machines.Planetary reducer adopts planetary gear construction design, adopts high performance alloys steel special thermal treatment, and flange etc. are aluminum alloy material, has beautiful shape, a feature such as volume is little, lightweight, moment of torsion is large, noise is low, high efficiency, long service life.Chinese patent discloses a kind of Novikov gears with double circular arc tooth profiles planetary reducer (notice of authorization number: CN 202992042 U), it comprises casing, on casing, be provided with input shaft and output shaft, in casing, be provided with planetary gears, planetary gears comprises the gear ring being fixed on cabinet wall, be fixed on the planet carrier on casing by bearing, be arranged on planet carrier and with the planetary pinion engaging in gear ring and with the sun gear of planetary pinion outer gearing, sun gear is connected with input shaft by coupling, output shaft is fixedly connected with planet carrier, sun gear, planetary pinion and gear ring are Novikov gears with double circular arc tooth profiles, coupling is bidentate coupling, and one end that planet carrier is connected with output shaft is fixed on casing by selfaligning roller bearing, input shaft by rolling bearing fix with casing on, on input shaft, be also provided with the first back-up ring that limits the axial position of rolling bearing, on output shaft, be also provided with the second back-up ring that limits planet carrier axial position, planetary pinion is fixed on planet carrier by planet axis, between planet axis and planetary pinion, coordinate by rolling bearing, in planet axis, be also provided with the isolating ring of isolation planetary pinion and planet carrier, on planet carrier, be provided with and regulate the dynamically balanced balancing weight of planetary gears.But this planetary reducer is in the time being connected with motor, can produce joint gap, axis body can produce and beat in the time of transmission, and therefore the precision of transmission is poor, and the noise of generation is also larger.
Model utility content
The utility model is to provide a kind of input tape clamping type coupling precise planetary reducer, it is mainly to solve the existing planetary reducer of prior art in the time being connected with motor, can produce joint gap, axis body can produce and beat in the time of transmission, therefore the precision of transmission is poor, and the noise of generation is the technical problem of larger grade also.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
A kind of input tape clamping type coupling precise planetary reducer of the present utility model, comprise front mounting cover and rear mounting cover, described front mounting cover, rear mounting cover are fixed with one-level internal gear, one-level internal gear is engaged with planet wheel, planet wheel is arranged on output shaft, output shaft is provided with A type key, planet wheel is engaged with sun gear, sun gear is connected with coupling, coupling entirety is T shape, and it is made up of disc and axis body, has locking slot on disc, in coupling, be provided with screw, screw runs through locking slot.The motor shaft of motor penetrates into after coupling, by inserting bolt in screw, the gap of locking slot is reduced, thereby coupling can be held motor shaft tightly, and gapless between coupling and motor shaft is existed.
As preferably, the disc of described coupling and the joint of axis body have curve bath, and the length of curve bath is greater than the length of coupling axle journal semicircle.Offer curve bath, make the adjustment range of coupling larger, can adapt to the motor of more specification.The length of curve bath is greater than semicircle, is convenient to regulate.
As preferably, on the axis body of described coupling, have locating slot.Can easily coupling be encased in retarder by locating slot.
As preferably, described locking slot is two sections that yi word pattern is arranged, and wherein one section runs through the inner and outer surface of coupling disc; The inner of another section is communicated with the internal surface of disc, and outer end is enclosed in disc.Locking slot length is longer, and the scope that coupling is adjusted is also larger, can be suitable for the motor shaft of more size.
Therefore, the utility model is offered locking slot on coupling, and it can be regulated and the gap of motor shaft, thereby ensure that coupling produces with the gapless that coordinates of motor, the axis body while reducing transmission is beated, and the precision of transmission is higher, the noise producing is less, simple and reasonable for structure.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model;
Accompanying drawing 2 is structural representations of the utility model coupling;
Accompanying drawing 3 is left TV structure schematic diagram of Fig. 2;
Accompanying drawing 4 is perspective view of the utility model coupling.
Component, position and numbering in figure: front mounting cover 1, rear mounting cover 2, one-level internal gear 3, planet wheel 4, output shaft 5, A type key 6, sun gear 7, coupling 8, locking slot 9, screw 10, curve bath 11, locating slot 12.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: a kind of input tape clamping type coupling precise planetary reducer of this example, as Fig. 1, comprise front mounting cover 1 and rear mounting cover 2, front mounting cover, rear mounting cover is fixed with one-level internal gear 3, one-level internal gear is engaged with planet wheel 4, planet wheel is arranged on output shaft 5, output shaft is provided with A type key 6, planet wheel is engaged with sun gear 7, sun gear is connected with coupling 6, as Fig. 2, Fig. 3, Fig. 4, coupling entirety is T shape, it is made up of disc and axis body, on disc, have locking slot 9, locking slot is two sections that yi word pattern is arranged, wherein one section runs through the inner and outer surface of coupling 8 discs, the inner of another section is communicated with the internal surface of disc, and outer end is enclosed in disc.In coupling, be provided with screw 10, screw runs through locking slot.The disc of coupling and the joint of axis body have curve bath 11, and the length of curve bath is greater than the length of coupling axle journal semicircle.On the axis body of coupling, have locating slot 12.
When use, coupling 8 place's access motors, after electric motor starting, coupling drives sun gear 7 to rotate, and sun gear drives planet wheel 4 to rotate, thereby drives output shaft 5 outputting powers.
The foregoing is only specific embodiment of the utility model, but structure characteristic of the present utility model is not limited to this, any those skilled in the art is in field of the present utility model, and the variation of doing or modification are all encompassed among the scope of the claims of the present utility model.
Claims (4)
1. an input tape clamping type coupling precise planetary reducer, comprise front mounting cover (1) and rear mounting cover (2), it is characterized in that described front mounting cover (1), rear mounting cover (2) is fixed with one-level internal gear (3), one-level internal gear is engaged with planet wheel (4), planet wheel is arranged on output shaft (5), output shaft is provided with A type key (6), planet wheel is engaged with sun gear (7), sun gear is connected with coupling (8), coupling entirety is T shape, it is made up of disc and axis body, on disc, have locking slot (9), in coupling, be provided with screw (10), screw runs through locking slot.
2. a kind of input tape clamping type coupling precise planetary reducer according to claim 1, it is characterized in that the described disc of coupling (8) and the joint of axis body have curve bath (11), the length of curve bath is greater than the length of coupling axle journal semicircle.
3. a kind of input tape clamping type coupling precise planetary reducer according to claim 1 and 2, has locating slot (12) on the axis body of the coupling (8) described in it is characterized in that.
4. a kind of input tape clamping type coupling precise planetary reducer according to claim 1 and 2, is characterized in that two sections for yi word pattern arrangement of described locking slot (9), and wherein one section runs through the inner and outer surface of coupling (8) disc; The inner of another section is communicated with the internal surface of disc, and outer end is enclosed in disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320852550.7U CN203670717U (en) | 2013-12-23 | 2013-12-23 | Input band clamping type coupler precision planetary reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320852550.7U CN203670717U (en) | 2013-12-23 | 2013-12-23 | Input band clamping type coupler precision planetary reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203670717U true CN203670717U (en) | 2014-06-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320852550.7U Expired - Lifetime CN203670717U (en) | 2013-12-23 | 2013-12-23 | Input band clamping type coupler precision planetary reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203670717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650214A (en) * | 2016-04-05 | 2016-06-08 | 常州机电职业技术学院 | Planet speed reducer |
-
2013
- 2013-12-23 CN CN201320852550.7U patent/CN203670717U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650214A (en) * | 2016-04-05 | 2016-06-08 | 常州机电职业技术学院 | Planet speed reducer |
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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 |
Granted publication date: 20140625 |
|
| CX01 | Expiry of patent term |