CN206530656U - A kind of high-accuracy double-planet reduction box - Google Patents
A kind of high-accuracy double-planet reduction box Download PDFInfo
- Publication number
- CN206530656U CN206530656U CN201621264978.XU CN201621264978U CN206530656U CN 206530656 U CN206530656 U CN 206530656U CN 201621264978 U CN201621264978 U CN 201621264978U CN 206530656 U CN206530656 U CN 206530656U
- Authority
- CN
- China
- Prior art keywords
- planet
- grades
- level
- input
- gear
- Prior art date
- 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.)
- Active
Links
Landscapes
- Retarders (AREA)
Abstract
The utility model is related to a kind of high-accuracy double-planet reduction box, including casing, it is located at the input shaft in casing, the primary speed-down mechanism and two reduction gear being mutually connected with input shaft, casing includes input flange, output flange and input axle bed, described input flange is fastened and connected with input axle bed by hexagon socket cap head screw, input axle bed, one-level ring gear, two grades of ring gears and output flange are fastened and connected by hexagon socket cap head screw, a kind of described high-accuracy double-planet reduction box, not only contour structures are compact, small volume, and gear reduction case can export bigger moment of torsion, the more steady safety of transmission, material is more durable.
Description
Technical field
The utility model is related to the field of reduction box, especially a kind of high-accuracy double-planet reduction box.
Background technology
High-accuracy double-planet reduction box belongs to NGW type epicyclic type casees.High-accuracy double-planet reduction box has two grades and subtracted
Speed, the first order and the second level be all planetary mechanism slow down, including major part have primary planet pinion, one-level central gear,
One-level ring gear, primary planet carrier and secondary planetary gear, secondary sun gear, two grades of ring gears, secondary planet framves.Planet carrier
Play a part of support planetary gears, and determine the centre-to-centre spacing of the planetary mechanism.The epicyclic type case used at present, structure
Complexity, moment of torsion is smaller, and load is smaller, and volume is big, and reliability and safety is low, while in profile also unsightly
The content of the invention
The technical problems to be solved in the utility model is：In order to overcome it is above-mentioned present in problem there is provided one kind it is high-precision
Close double-planet reduction box, its design structure rationally and transmission efficiency.
The utility model solves the technical scheme that its technical problem used：A kind of high-accuracy double-planet reduction box, bag
Include casing, the input shaft being located in casing, the primary speed-down mechanism being mutually connected with input shaft and two reduction gear, institute
The casing stated includes input flange, output flange and input axle bed,
Described primary speed-down mechanism include one-level sun gear, at least three primary planet pinions, primary planet carrier with
And one-level ring gear, primary planet pinion is meshed with one-level sun gear and one-level ring gear, worn on primary planet carrier respectively
Primary planet axle is equipped with, one-level needle roller is provided between primary planet axle and primary planet carrier, primary planet pinion passes through one-level row
Star axle and one-level needle roller are arranged on the side of primary planet carrier, and the input of described one-level sun gear passes through flat key and input
Axle is mutually fixedly connected, and is rotated connection by the first deep groove ball bearing between described one-level sun gear and primary planet carrier；
Described two reduction gear include two grades of sun gears, at least three secondary planetary gears, secondary planet frame with
And two grades of ring gears, secondary planetary gear is meshed with two grades of sun gears and two grades of ring gears, worn on secondary planet frame respectively
Secondary planet axle is equipped with, provided with two grades of needle rollers between secondary planet axle and secondary planet frame, secondary planetary gear passes through two grades of rows
Star axle and two grades of needle rollers are arranged on the side of secondary planet frame, and the input of two grades of described sun gears passes through flat key and one-level
Planet carrier is mutually fixedly connected, and two grades of described sun gears are rotated with secondary planet frame by the second deep groove ball bearing to be connected,
Described input flange is fastened and connected with input axle bed by hexagon socket cap head screw, described input shaft
Seat, one-level ring gear, two grades of ring gears and output flange are fastened and connected by hexagon socket cap head screw.
Further, the 3rd deep-groove ball axle is provided between the described outside of secondary planet frame and the inner side of output flange
Hold.
Between described output flange and two grades of ring gears, one-level ring gear and two grades of ring gears and one-level ring gear with
The junction of input axle bed is equipped with O-ring seal.
C-type cup head flat key is provided with the output end of described secondary planet frame.
Before the front end outer side portion of described secondary planet frame and the tail end inside portion of one-level ring gear and two grades of ring gears
End is provided with the 4th deep groove ball bearing between inside portion.
The 5th deep groove ball bearing is provided between described primary planet carrier and one-level ring gear and input axle bed.
Inlay card on the 6th deep groove ball bearing, input shaft is provided between described input shaft and input axle bed to be had for clamping the
The axle jump ring of six deep groove ball bearings.
Input shaft lock sleeve is provided between the end of described input shaft and input flange.
Outside framework oil seal is equipped between the end of described output flange and secondary planet frame and input shaft and input axle bed.
Tooth number Z=40 of described primary planet pinion, modulus=0.7mm, pressure angle=20 degree, the facewidth=16mm,
Helical angle=11.5 degree, centre-to-centre spacing=24.25mm；Tooth number Z=27 of one-level sun gear, modulus=0.7mm, pressure angle=
20 degree, the facewidth=17.5mm, helical angle=11.5 degree；Tooth number Z=108 of one-level ring gear, modulus=0.7mm, pressure angle
=20 degree, the facewidth=21.5mm, helical angle=11.5 degree；Tooth number Z=22 of secondary planetary gear, modulus=0.7mm, pressure
Angle=20 degree, the facewidth=16mm, helical angle=12 degree；Tooth number Z=45 of two grades of sun gears, modulus=0.7mm, pressure angle
=20 degree, the facewidth=17mm, helical angle=12 degree；Tooth number Z=90 of two grades of ring gears, modulus=0.7mm, pressure angle=20
Degree, the facewidth=18.5mm, helical angle=12 degree.
The beneficial effects of the utility model are：A kind of described high-accuracy double-planet reduction box, not only contour structures it is compact,
Small volume, and gear reduction case can export bigger moment of torsion, be driven more steady safety, material more durable.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is a kind of overall structure diagram of high-accuracy double-planet reduction box described in the utility model；
Fig. 2 is a kind of split-type structural representation of high-accuracy double-planet reduction box described in the utility model.
Accompanying drawing acceptance of the bid note is described below：1st, input flange, 2, input shaft lock sleeve, 3, input shaft, 4, two grades of needle rollers, 5, defeated
Enter axle bed, 6, secondary planet axle, 7, one-level sun gear, 8, one-level ring gear, 9, primary planet pinion, 10, one-level needle roller,
11st, primary planet axle, 12, axle jump ring, 13, primary planet carrier, 14, two grades of ring gears, 15, secondary planetary gear, 16, two grades
Sun gear, 17, secondary planet frame, 18, c-type cup head flat key, 19, outside framework oil seal, 20, output flange, the 21, the 3rd deep-groove ball
Bearing, the 22, second deep groove ball bearing, 23, O-ring seal, the 24, the 6th deep groove ball bearing, the 25, the 4th deep groove ball bearing, 26,
Five deep groove ball bearings, the 27, first deep groove ball bearing.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
A kind of high-accuracy double-planet reduction box as depicted in figs. 1 and 2, including casing, be located in casing input shaft 3,
The primary speed-down mechanism and two reduction gear being mutually connected with input shaft 3, casing include input flange 1, output flange
20 and input axle bed 5, between the end of input shaft 3 and input flange 1 be provided with input shaft lock sleeve 2, primary speed-down mechanism
Including one-level sun gear 7, at least three primary planet pinions 9, primary planet carrier 13 and one-level ring gear 8, primary planet
Gear 9 is meshed with one-level sun gear 7 and one-level ring gear 8 respectively, and primary planet axle 11 has been placed on primary planet carrier 13,
One-level needle roller 10 is provided between primary planet axle 11 and primary planet carrier 13, primary planet pinion 9 passes through the He of primary planet axle 11
One-level needle roller 10 is arranged on the side of primary planet carrier 13, and the input of one-level sun gear 7 is mutually solid with input shaft 3 by flat key
Fixed connection, is rotated connection, primary planet between one-level sun gear 7 and primary planet carrier 13 by the first deep groove ball bearing 27
The 5th deep groove ball bearing 26 is provided between frame 13 and one-level ring gear 8 and input axle bed 5；Two reduction gear includes two grades of fixed stars
Gear 16, at least three secondary planetary gears 15, secondary planet frame 17 and two grades of ring gears 14, in the defeated of secondary planet frame 17
Go out on end and be provided with c-type cup head flat key 18, secondary planetary gear 15 respectively with two grades of sun gears 16 and two grades of ring gears 14
It is meshed, secondary planet axle 6 has been placed on secondary planet frame 17, two grades is provided between secondary planet axle 6 and secondary planet frame 17
Needle roller 4, secondary planetary gear 15 is arranged on the side of secondary planet frame 17, two grades of rows by secondary planet axle 6 and two grades of needle rollers 4
The 3rd deep groove ball bearing 21 is provided between the outside of carrier 17 and the inner side of output flange 20, in the end of output flange 20 and two
Be equipped with outside framework oil seal 19 between level planet carrier 17 and input shaft 3 and input axle bed 5, the front end outer side portion of secondary planet frame 17 with
The 4th deep groove ball bearing 25, two are provided between the tail end inside portion of one-level ring gear 8 and the leading inside portion of two grades of ring gears 14
The input of level sun gear 16 is mutually fixedly connected by flat key with primary planet carrier 13, two grades of sun gears 16 and secondary planet
Frame 17 is rotated connection by the second deep groove ball bearing 22, and input flange 1 passes through hexagon socket cap head screw with input axle bed 5
It is fastened and connected, input axle bed 5, one-level ring gear 8, two grades of ring gears 14 and output flange 20 pass through interior hexagonal cylindrical head
Screw is fastened and connected, provided with the 6th deep groove ball bearing 24 between input shaft 3 and input axle bed 5, and inlay card has and is used on input shaft 3
The axle jump ring 12 of the deep groove ball bearing 24 of clamping the 6th, in output flange 20 and two grades of ring gears 14, one-level ring gear 8 and two grades
Between ring gear 14 and one-level ring gear 8 with input axle bed 5 junction be equipped with O-ring seal 23, it is possible to increase sealing
Performance, tooth number Z=40 of primary planet pinion 9, modulus=0.7mm, pressure angle=20 degree, the facewidth=16mm, helical angle=
11.5 degree, centre-to-centre spacing=24.25mm；Tooth number Z=27 of one-level sun gear 7, modulus=0.7mm, pressure angle=20 degree,
The facewidth=17.5mm, helical angle=11.5 degree；Tooth number Z=108 of one-level ring gear 8, modulus=0.7mm, pressure angle=20
Degree, the facewidth=21.5mm, helical angle=11.5 degree；Tooth number Z=22 of secondary planetary gear 15, modulus=0.7mm, pressure
Angle=20 degree, the facewidth=16mm, helical angle=12 degree；Tooth number Z=45 of two grades of sun gears 16, modulus=0.7mm, pressure
Power angle=20 degree, the facewidth=17mm, helical angle=12 degree；Tooth number Z=90 of two grades of ring gears 14, modulus=0.7mm, pressure
Power angle=20 degree, the facewidth=18.5mm, helical angle=12 degree.
A kind of operation principle of high-accuracy double-planet reduction box of the present utility model：When first order planetary mechanism is operated, one
Level ring gear 8 is fixed, and one-level sun gear 7 transfers drive planetary gear rotation, one certainly as input driving gear by it
Level planetary gear 9 is engaged with one-level sun gear 7 and one-level ring gear 8 simultaneously, i.e., not only rotation surrounds the public affairs of one-level sun gear 7 again
Turn, drive primary planet carrier 13 to rotate by primary planet axle 11 in the middle of it while revolution, form deceleration, and one-level
Planet carrier 13 is output element, and extraneous Motor torque and rotating speed are by primary planet mechanism, primary planet carrier 13 and two grades
Sun gear 16 connects synchronous rotary by interference, and rotating speed and moment of torsion are passed into secondary planet mechanism, the operating of secondary planet mechanism
When, two grades of ring gears 14 are fixed, and two grades of sun gears 16 transfer drive secondary planet certainly as input driving gear by it
Gear 15 is rotated, and secondary planetary gear 15 is engaged with two grades of sun gears 16 and two grades of ring gears 14 simultaneously, i.e., not only rotation but also enclosed
Revolved round the sun around two grades of sun gears 16, drive secondary planet frame 17 to rotate by the secondary planet axle 6 in the middle of it while revolution,
Deceleration is formd, and secondary planet frame 17 is output element.The gearratio i=1+Zb/Za of planetary mechanism.Assemble planet machine
During structure, first planet axis, needle roller, pad is coordinated to form an entirety on the planet carrier planetary gear, then by this entirety
Loading is fixed in the middle of the ring gear on housing, and sun gear then is put into three planetary centres, that is, completes planet
The assembling of mechanism.
A kind of high-accuracy double-planet reduction box of the present utility model, service condition and parameter configuration：
1. reduction box teeth directional gap：6 arcs point
2. belt speed：200 revs/min
3. power of motor：3 kilowatts
4. reduction box input speed：3000 revs/min
5. rated output moment of torsion=(9550 × 3)/200=143N.M
It is high-accuracy double with reference to principle DIN 3990Method B (YF Method C) designs in the case of parameter more than
The arc of planetary reduction box CB100-215 teeth directionals gap 6 point, is adapted for use with automatic boxing machine, and moment starts, and what is be accurately positioned makes
With situation, packing case can be accurate to up to specified location, in case under making material accurately.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this utility model technological thought completely.This reality
The content on specification is not limited to new technical scope, it is necessary to its technology is determined according to right
Property scope.
Claims (10)
1. a kind of high-accuracy double-planet reduction box, it is characterized in that：Including casing, the input shaft being located in casing (3) and input shaft
(3) the primary speed-down mechanism and two reduction gear being mutually connected, described casing include input flange (1), output method
Blue (20) and input axle bed (5),
Described primary speed-down mechanism includes one-level sun gear (7), at least three primary planet pinions (9), primary planet carrier
(13) and one-level ring gear (8), primary planet pinion (9) is mutually nibbled with one-level sun gear (7) and one-level ring gear (8) respectively
Close, placed primary planet axle (11) on primary planet carrier (13), set between primary planet axle (11) and primary planet carrier (13)
There is one-level needle roller (10), primary planet pinion (9) is arranged on primary planet by primary planet axle (11) and one-level needle roller (10)
The side of frame (13), the input of described one-level sun gear (7) is mutually fixedly connected by flat key with input shaft (3), described
One-level sun gear (7) and primary planet carrier (13) between rotated and be connected by the first deep groove ball bearing (27)；
Described two reduction gear includes two grades of sun gears (16), at least three secondary planetary gears (15), secondary planets
Frame (17) and two grades of ring gears (14), secondary planetary gear (15) respectively with two grades of sun gears (16) and two grades of ring gears
(14) it is meshed, secondary planet axle (6), secondary planet axle (6) and secondary planet frame (17) has been placed on secondary planet frame (17)
Between provided with two grades of needle rollers (4), secondary planetary gear (15) is by secondary planet axle (6) and two grades of needle rollers (4) installed in two grades
The side of planet carrier (17), the input of two grades of described sun gears (16) is mutually fixed by flat key with primary planet carrier (13)
Connection, two grades of described sun gears (16) are rotated with secondary planet frame (17) by the second deep groove ball bearing (22) to be connected,
Described input flange (1) is fastened and connected with input axle bed (5) by hexagon socket cap head screw, described input shaft
Seat (5), one-level ring gear (8), two grades of ring gears (14) and output flange (20) are fastened by hexagon socket cap head screw
Connection.
2. a kind of high-accuracy double-planet reduction box according to claim 1, it is characterized in that:Described secondary planet frame (17)
Outside and output flange (20) inner side between be provided with the 3rd deep groove ball bearing (21).
3. a kind of high-accuracy double-planet reduction box according to claim 1, it is characterized in that:Described output flange (20) with
Between two grades of ring gears (14), one-level ring gear (8) and two grades of ring gears (14) and one-level ring gear (8) with input axle bed
(5) junction is equipped with O-ring seal (23).
4. a kind of high-accuracy double-planet reduction box according to claim 1, it is characterized in that:Described secondary planet frame (17)
Output end on be provided with c-type cup head flat key (18).
5. a kind of high-accuracy double-planet reduction box according to claim 1, it is characterized in that:Described secondary planet frame (17)
Front end outer side portion and the tail end inside portion of one-level ring gear (8) and the leading inside portion of two grades of ring gears (14) between provided with the
Four deep groove ball bearings (25).
6. a kind of high-accuracy double-planet reduction box according to claim 1, it is characterized in that:Described primary planet carrier (13)
The 5th deep groove ball bearing (26) is provided between one-level ring gear (8) and input axle bed (5).
7. a kind of high-accuracy double-planet reduction box according to claim 1, it is characterized in that:Described input shaft (3) and defeated
Entering to be provided with inlay card on the 6th deep groove ball bearing (24), input shaft (3) between axle bed (5) has for the deep groove ball bearing of clamping the 6th
(24) axle is with jump ring (12).
8. a kind of high-accuracy double-planet reduction box according to claim 1, it is characterized in that:The end of described input shaft (3)
Input shaft lock sleeve (2) is provided between portion and input flange (1).
9. a kind of high-accuracy double-planet reduction box according to claim 1, it is characterized in that:Described output flange (20)
Outside framework oil seal (19) is equipped between end and secondary planet frame (17) and input shaft (3) and input axle bed (5).
10. a kind of high-accuracy double-planet reduction box according to claim 1, it is characterized in that:Described primary planet pinion
(9) tooth number Z=40, modulus=0.7mm, pressure angle=20 degree, the facewidth=16mm, helical angle=11.5 degree, centre-to-centre spacing=
24.25mm；Tooth number Z=27 of one-level sun gear (7), modulus=0.7mm, pressure angle=20 degree, the facewidth=17.5mm,
Helical angle=11.5 degree；Tooth number Z=108 of one-level ring gear (8), modulus=0.7mm, pressure angle=20 degree, the facewidth=
21.5mm, helical angle=11.5 degree；Tooth number Z=22 of secondary planetary gear (15), modulus=0.7mm, pressure angle=20 degree,
The facewidth=16mm, helical angle=12 degree；Tooth number Z=45 of two grades of sun gears (16), modulus=0.7mm, pressure angle=20
Degree, the facewidth=17mm, helical angle=12 degree；Tooth number Z=90 of two grades of ring gears (14), modulus=0.7mm, pressure angle=20
Degree, the facewidth=18.5mm, helical angle=12 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621264978.XU CN206530656U (en) | 2016-11-21 | 2016-11-21 | A kind of high-accuracy double-planet reduction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621264978.XU CN206530656U (en) | 2016-11-21 | 2016-11-21 | A kind of high-accuracy double-planet reduction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206530656U true CN206530656U (en) | 2017-09-29 |
Family
ID=59922058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621264978.XU Active CN206530656U (en) | 2016-11-21 | 2016-11-21 | A kind of high-accuracy double-planet reduction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206530656U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114202A (en) * | 2018-10-22 | 2019-01-01 | 北京因时机器人科技有限公司 | Planetary reduction box and its sealing ring |
| CN109139813A (en) * | 2018-10-23 | 2019-01-04 | 浙江贝托传动科技有限公司 | A kind of planet-gear speed reducer and its assembly method |
| CN110454551A (en) * | 2019-07-26 | 2019-11-15 | 江苏摩多利传动机械制造有限公司 | A kind of high-precision planetary reducer of DELTA robot |
-
2016
- 2016-11-21 CN CN201621264978.XU patent/CN206530656U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114202A (en) * | 2018-10-22 | 2019-01-01 | 北京因时机器人科技有限公司 | Planetary reduction box and its sealing ring |
| CN109139813A (en) * | 2018-10-23 | 2019-01-04 | 浙江贝托传动科技有限公司 | A kind of planet-gear speed reducer and its assembly method |
| CN110454551A (en) * | 2019-07-26 | 2019-11-15 | 江苏摩多利传动机械制造有限公司 | A kind of high-precision planetary reducer of DELTA robot |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102252062B (en) | Complex precise cycloidal speed reducer | |
| CN206530656U (en) | A kind of high-accuracy double-planet reduction box | |
| US8562476B2 (en) | Manual transmission using chain and planetary gear set as final drive | |
| CN206904154U (en) | A kind of mechanism of the high speed reducing ratio Planetary Gear Transmission of accurate small size | |
| US11485226B2 (en) | Transmission device for a motor vehicle | |
| CN106979280A (en) | Parallel multi-stage planetary gear reduction gearing mechanism | |
| CN107345555A (en) | A kind of RV reductors | |
| CN103697117A (en) | Rotary planetary speed reducer for bucket wheel machine | |
| CN106763527A (en) | Two-stage planetary reducer | |
| CN206320246U (en) | A kind of planet circular system structure with general ring gear | |
| CN103836121B (en) | A kind of planet difference ring decelerator | |
| CN205350210U (en) | A planetary reducing gear box for mixed mixer of dry powder | |
| CN104061295A (en) | Friction planetary reducer | |
| CN206190822U (en) | Accurate planet reducing gear box | |
| CN107345556A (en) | A kind of RV reductors | |
| CN104565302B (en) | Reduction gear | |
| CN105805243A (en) | Combined type gear ring and planetary gear transmission | |
| CN203714709U (en) | Miniature electronic roller | |
| CN107489738B (en) | A kind of secondary planetary gear differential gearbox structure | |
| CN205534054U (en) | Compound gear type circle planetary gear derailleur | |
| CN108019472A (en) | Planetary reducer | |
| CN109424700A (en) | A kind of double star wheel reducers | |
| CN210153160U (en) | Array type epicyclic gear train mechanism and transmission | |
| CN209196049U (en) | Compound epicyclic reduction gear | |
| CN106438868A (en) | Three level planetary deceleration machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |