CN201696555U - Planetary cycloidal pin wheel cylindrical gear reducer - Google Patents
Planetary cycloidal pin wheel cylindrical gear reducer Download PDFInfo
- Publication number
- CN201696555U CN201696555U CN2010202130083U CN201020213008U CN201696555U CN 201696555 U CN201696555 U CN 201696555U CN 2010202130083 U CN2010202130083 U CN 2010202130083U CN 201020213008 U CN201020213008 U CN 201020213008U CN 201696555 U CN201696555 U CN 201696555U
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- cycloidal
- pin wheel
- gear
- planet
- output shaft
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Abstract
A planetary cycloidal pin wheel cylindrical gear reducer belongs to a gear power transmission device, and comprises a planetary cycloidal pin wheel retarding mechanism (1), a planetary cylindrical gear retarding mechanism (4) and an electric motor (5), wherein a cycloidal pin wheel output shaft (3) is arranged at the center of the planetary cycloidal pin wheel retarding mechanism (1). The reducer is characterized in that the output shaft of the cycloidal pin wheel output shaft (3) is hollow, an internal gear sleeve (6) is arranged in the shaft, an external gear is arranged at one end of the sun gear central shaft (8) of the planetary cylindrical gear retarding mechanism (4), and the sun gear central shaft (8) is inserted in the internal gear sleeve (6) of the cycloidal pin wheel output shaft (3) and is connected in a meshed manner. The utility model has the advantages of small volume, compact structure, large reduction ratio, wide reducer spectrum and application range, high efficiency, good shock resistance, long service life and the like.
Description
Technical field
Planet cycloid pinwheel cylindrical gear reducer belongs to the gear transmission transmission device, is specifically related to a kind of planet cycloid pinwheel cylindrical gear reducer.
Background technique
Cycloidal planetary gear speed reducer and planetary pinion transmission speed reducer (NGW speed reducer) are the devices that two kinds of traditional application Gear Planet Transmission principles realize gearing down.The cycloidal planetary gear speed reducer structure mainly adopts cycloid pin tooth engagement, novel structure, operates steadily, and its advantage is: 1. reduction speed ratio is big, and speed ratio can reach 1: 6～1: 87 when one-level was slowed down; 2. the efficient height meshes the position and adopts the engagement of rolling, so efficient can reach more than 90%; 3. compact structure, volume is little, can with motor direct connection one, thereby in light weight, cost-saved, dwindle and install and use the space; 4. noise is little, and because of total number of teeth in engagement is many, overlap coefficient is big, so running steadily; 5. the life-span long, engaging member adopts the Bearing Steel Quenching Treatment, and adopts rolling friction, can improve mechanical property and wear resistance greatly; Its shortcoming is: because escapement adopts eccentric planet swing operation, so impact resistance is relatively poor relatively, high-power supporting using effect is poor.Planetary gear mechanism adopts hard flank of tooth cylindrical gears to float and meshes, and this mechanism is the load shunting, and load is cancelled out each other simultaneously, and its advantage is that transmitted power is big, efficient is high, impact resistance is good; It is little that shortcoming is that reduction speed ratio is compared the cycloidal-pin wheel structure, and slowest ratio is 1:12.At present, still do not have a kind ofly can take into account two kinds of reducing gear advantages simultaneously and effectively avoid the reduction gearing mechanism of its shortcoming.
Summary of the invention
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, provide that a kind of reduction speed ratio is big, efficient is high, compact structure, impact resistance is good, the planet cycloid pinwheel cylindrical gear reducer of long service life.
The technological scheme that its technical problem that solves the utility model adopts is: this planet cycloid pinwheel cylindrical gear reducer, comprise cycloidal planetary gear speed reducer structure, planet cylindrical gear reducer structure and motor, described cycloidal planetary gear speed reducer structure center is provided with the cycloidal-pin wheel output shaft, the input end of cycloidal-pin wheel output shaft is connected with cycloidal gear by a plurality of bearing pins, and it is characterized in that: the output terminal of described cycloidal-pin wheel output shaft is connected with planet cylindrical gear reducer structure.
The output terminal hollow of described cycloidal-pin wheel output shaft is provided with inner gear housing in the axle, and the sun gear central shaft axle head of described planet cylindrical gear reducer structure is provided with external gear, is connected with a joggle in the inner gear housing of sun gear central shaft insertion cycloidal-pin wheel output shaft.
Described motor is connected with cycloidal planetary gear speed reducer structure input shaft.
The described cycloidal-pin wheel output shaft output terminal outside is provided with external gear, and the cycloidal-pin wheel output shaft directly inserts in the planet cylindrical gear reducer structure, and a plurality of planet wheels of described external gear and planet cylindrical gear reducer structure are connected with a joggle.
Described motor is connected with planet cylindrical gear reducer structure input shaft.
The set external gear of described cycloidal-pin wheel output shaft output terminal is a cylindrical gears.
Compared with prior art, the beneficial effect that planet cycloid pinwheel cylindrical gear reducer of the present utility model is had is: this planet transmission speed reducer structure has adopted the gearing down of cycloidal planetary gear speed reducer structure and planet cylindrical gear reducer structure direct connection one, make two kinds of mechanisms reach mutual supplement with each other's advantages, promptly remedied the little defective of planetary pinion transmission reduction speed ratio, improved its impact resistance again, realized that volume is little, the deceleration type spectrum width, power is big, the purpose of applied range.
Description of drawings
Fig. 1 is the utility model embodiment 1 vertical model structure schematic representation.
Fig. 2 is the utility model embodiment 2 horizontal model structure schematic representation.
Fig. 3 is the utility model embodiment 3 double reduction mechanism structure schematic representation.
Wherein: 1, cycloidal planetary gear speed reducer structure 2, casing 3, cycloidal-pin wheel output shaft 4, planet cylindrical gear reducer structure 5, motor 6, inner gear housing 7, planet wheel 8, sun gear central shaft 9, bearing pin.
Fig. 1～3rd, the most preferred embodiment of the utility model planet cycloid pinwheel cylindrical gear reducer is described further below in conjunction with 1～3 pair of the utility model of accompanying drawing:
Embodiment
Fig. 1 is the most preferred embodiment of the utility model planet cycloid pinwheel cylindrical gear reducer, with reference to accompanying drawing 1:
Planet cycloid pinwheel cylindrical gear reducer adopts vertical design, mainly comprises cycloidal planetary gear speed reducer structure 1, planet cylindrical gear reducer structure 4 and motor 5 three parts, and motor 5 is connected with cycloidal planetary gear speed reducer structure 1 input shaft.Cycloidal planetary gear speed reducer structure 1 center is provided with cycloidal-pin wheel output shaft 3, and the input end of cycloidal-pin wheel output shaft 3 is connected with cycloidal gear by a plurality of bearing pins 9, and output terminal is connected with planet cylindrical gear reducer structure 4.The output terminal hollow of cycloidal-pin wheel output shaft 3 is provided with inner gear housing 6 in the axle, and sun gear central shaft 8 axle heads of planet cylindrical gear reducer structure 4 are provided with external gear, is connected with a joggle in the inner gear housing 6 of sun gear central shaft 8 insertion cycloidal-pin wheel output shafts 3.
Working principle and working procedure are as follows:
Adopt two kinds of different epicyclic transmission mechanisms to realize running slowly, cycloidal planetary gear speed reducer structure 1 is that cycloidal tooth profile reaches first order deceleration by the planetary motion of monodentate difference, give planet cylindrical gear reducer structure 4 by cycloidal-pin wheel output shaft 3 transferring power in the casing 2, this type is that involute profile reaches the second level (or third level) transmission by planetary motion, thereby finishes complete deceleration working procedure.By cycloidal-pin wheel output shaft 3 axle heads are made the inner gear housing form, the planetary pinion sun gear can connect the cycloidal-pin wheel output terminal by inner gear housing 6, cycloidal-pin wheel output shaft 3 output terminals is become the input end of gear mechanism.Thereby realize the coordinated operation of two kinds of gears, reached the mutual supplement with each other's advantages of two kinds of mechanisms, can also reduced volume, compact structure has enlarged Applicable scope.
With reference to accompanying drawing 2:
Planet cycloid pinwheel cylindrical gear reducer adopts horizontal design, and planet cylindrical gear reducer structure 4 is provided with base, and motor 5 is connected with cycloidal planetary gear speed reducer structure 1 input shaft.Cycloidal planetary gear speed reducer structure 1 center is provided with cycloidal-pin wheel output shaft 3, and the input end of cycloidal-pin wheel output shaft 3 is connected with cycloidal gear by a plurality of bearing pins 9, and output terminal is connected with planet cylindrical gear reducer structure 4.The output terminal hollow of cycloidal-pin wheel output shaft 3 is provided with inner gear housing 6 in the axle, and sun gear central shaft 8 axle heads of planet cylindrical gear reducer structure 4 are provided with external gear, is connected with a joggle in the inner gear housing 6 of sun gear central shaft 8 insertion cycloidal-pin wheel output shafts 3.
Working principle is identical with embodiment 1 with working procedure.
With reference to accompanying drawing 3:
The cycloidal-pin wheel output shaft 3 output terminals outside of planet cycloid pinwheel cylindrical gear reducer is provided with external gear, cycloidal-pin wheel output shaft 3 directly inserts in the planet cylindrical gear reducer structure 4, and a plurality of planet wheels 7 in external gear and the planet cylindrical gear reducer structure 4 are connected with a joggle.Motor 5 is connected with planet cylindrical gear reducer structure 4 input shafts.The set external gear of cycloidal-pin wheel output shaft 3 output terminals is a cylindrical gears.
Working principle and working procedure are as follows:
Cycloidal-pin wheel output shaft 3 by cycloidal planetary gear speed reducer structure 1 is made the cylindrical gears axle, and the sun gear that directly substitutes planetary gear reducing mechanism transmits the operation that drives planetary gear reducing mechanism, realizes output shaft deceleration purpose.
The above, it only is preferred embodiment of the present utility model, be not to be the restriction of the utility model being made other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment did, still belongs to the protection domain of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (6)
1. planet cycloid pinwheel cylindrical gear reducer, comprise cycloidal planetary gear speed reducer structure (1), planet cylindrical gear reducer structure (4) and motor (5), described cycloidal planetary gear speed reducer structure (1) center is provided with cycloidal-pin wheel output shaft (3), the input end of cycloidal-pin wheel output shaft (3) is connected with cycloidal gear by a plurality of bearing pins (9), and it is characterized in that: the output terminal of described cycloidal-pin wheel output shaft (3) is connected with planet cylindrical gear reducer structure (4).
2. planet cycloid pinwheel cylindrical gear reducer according to claim 1, it is characterized in that: the output terminal hollow of described cycloidal-pin wheel output shaft (3), be provided with inner gear housing (6) in the axle, sun gear central shaft (8) axle head of described planet cylindrical gear reducer structure (4) is provided with external gear, is connected with a joggle in the inner gear housing (6) of sun gear central shaft (8) insertion cycloidal-pin wheel output shaft (3).
3. planet cycloid pinwheel cylindrical gear reducer according to claim 2 is characterized in that: described motor (5) is connected with cycloidal planetary gear speed reducer structure (1) input shaft.
4. planet cycloid pinwheel cylindrical gear reducer according to claim 1, it is characterized in that: described cycloidal-pin wheel output shaft (3) the output terminal outside is provided with external gear, cycloidal-pin wheel output shaft (3) directly inserts in the planet cylindrical gear reducer structure (4), and a plurality of planet wheels (7) of described external gear and planet cylindrical gear reducer structure (4) are connected with a joggle.
5. planet cycloid pinwheel cylindrical gear reducer according to claim 4 is characterized in that: described motor (5) is connected with planet cylindrical gear reducer structure (4) input shaft.
6. planet cycloid pinwheel cylindrical gear reducer according to claim 4 is characterized in that: the set external gear of described cycloidal-pin wheel output shaft (3) output terminal is a cylindrical gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202130083U CN201696555U (en) | 2010-05-26 | 2010-05-26 | Planetary cycloidal pin wheel cylindrical gear reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202130083U CN201696555U (en) | 2010-05-26 | 2010-05-26 | Planetary cycloidal pin wheel cylindrical gear reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201696555U true CN201696555U (en) | 2011-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202130083U Expired - Fee Related CN201696555U (en) | 2010-05-26 | 2010-05-26 | Planetary cycloidal pin wheel cylindrical gear reducer |
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| Country | Link |
|---|---|
| CN (1) | CN201696555U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110030331A (en) * | 2019-04-28 | 2019-07-19 | 重庆大学 | Self-elevating ocean platform cycloidal-pin wheel structure promotes gear-box |
-
2010
- 2010-05-26 CN CN2010202130083U patent/CN201696555U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110030331A (en) * | 2019-04-28 | 2019-07-19 | 重庆大学 | Self-elevating ocean platform cycloidal-pin wheel structure promotes gear-box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20140526 |