CN105317979A - Four-stage planetary gear reduction box - Google Patents
Four-stage planetary gear reduction box Download PDFInfo
- Publication number
- CN105317979A CN105317979A CN201510709074.7A CN201510709074A CN105317979A CN 105317979 A CN105317979 A CN 105317979A CN 201510709074 A CN201510709074 A CN 201510709074A CN 105317979 A CN105317979 A CN 105317979A
- Authority
- CN
- China
- Prior art keywords
- gear
- planet
- planetary gear
- planet gear
- carrier
- 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.)
- Pending
Links
Classifications
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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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
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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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
- F16H2001/327—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear with orbital gear sets comprising an internally toothed ring gear
Abstract
The invention discloses a four-stage planetary gear reduction box. The four-stage planetary gear reduction box comprises a machine body. The machine body comprises an input shaft. The input shaft penetrates through an isolating gasket and is movably connected with a first planetary gear frame. The first planetary gear frame is movably connected with a second planetary gear frame through a bearing. The second planetary gear frame is movably connected with a third planetary gear frame through a bearing. The third planetary gear frame is movably connected with a fourth planetary gear frame through a bearing. The fourth planetary gear frame is movably connected with one end of an output shaft. The other end of the output shaft penetrates through an output end cap and is fixedly connected with an output pole. According to the four-stage planetary gear reduction box, due to the four-stage arrangement of the first planetary gear frame, the second planetary gear frame, the third planetary gear frame and the fourth planetary gear frame, the rotation speed is lowered and the torque is improved; the rotation inertia ratio of a servo motor is decreased and the deceleration effect is better; in addition, the precision is high, and the four-stage planetary gear reduction box is conveniently used by people.
Description
Technical field
The present invention relates to speed reducer technical field, be specially a kind of level Four planet-gear speed reducer.
Background technique
Retarder plays coupling rotating speed and transmitting torque between prime mover and working machine or actuator, retarder is a kind of relatively accurate machinery, use its object to be reduce rotating speed, increase torque, single-stage and multi-stage speed reducer can be divided into according to transmission progression difference; Cylinder gear speed reducer, cone gear reducer and circular cone-Cylinder Gear running wheel retarder can be divided into according to tooth factory wheel shape; Expansion, flow deviding type can be divided into again according to the setting type of transmission and enter shaft type retarder together.The individual components that retarder is a kind of gear transmission by being enclosed in stiff case, worm drive, pinion-endless screw transmission form, be commonly used for the speed reduction gearing between driving link and working machine, coupling rotating speed and transmitting torque is played between prime mover and working machine or actuator, apply very extensive in modern mechanical, retarder majority in the market adopts worm reducer, it is large that current worm reducer has single-stage speed ratio, running mouth noise, vibrate little advantage, but current worm reducer transmission efficiency is low, and precision is very low.
Summary of the invention
The object of the present invention is to provide a kind of level Four planet-gear speed reducer, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technological scheme: a kind of level Four planet-gear speed reducer, comprise body, one end of described body is fixedly connected with input end cap, the other end of described body is fixedly connected with output end cap, described body comprises input shaft, described input shaft runs through isolation pad and is flexibly connected with first planet gear carrier, described first planet gear carrier is flexibly connected with the second planetary carrier by bearing, described second planetary carrier is flexibly connected with third planet gear carrier by bearing, described third planet gear carrier is flexibly connected with fourth planet gear carrier by bearing, described fourth planet gear carrier is flexibly connected with one end of output shaft, the described output shaft the other end runs through output end cap and is fixedly connected with take-off lever.
Preferably, described first planet gear carrier comprises first planet gear, the quantity of described first planet gear is set to three, and three first planet gear rings are around the surface being arranged on the first sun gear, and described first sun gear is flexibly connected with the first gear ring by first planet gear.
Preferably, described second planetary carrier comprises the second planetary pinion, described second planetary quantity is set to four, and four the second planetary pinions are around the surface being arranged on secondary sun wheel, and described secondary sun wheel is flexibly connected with the second gear ring by the second planetary pinion.
Preferably, described third planet gear carrier comprises third planet gear, the quantity of described third planet gear is set to five, and four third planet gear rings are around the surface being arranged on the 3rd sun gear, and described 3rd sun gear is flexibly connected with the 3rd gear ring by third planet gear.
Preferably, described fourth planet gear carrier comprises fourth planet gear, the quantity of described fourth planet gear is set to six, and four fourth planet gear rings are around the surface being arranged on the 4th sun gear, and described 4th sun gear is flexibly connected with the 4th gear ring by fourth planet gear.
Preferably, described take-off lever offers groove.
Compared with prior art, the invention has the beneficial effects as follows: this level Four planet-gear speed reducer, by arranging input shaft, actuating motor is connected with the input shaft on body, be convenient for people to use, by arranging first planet gear carrier, the second planetary carrier, third planet gear carrier and fourth planet gear carrier, the setting of level Four, reduce rotational velocity, improve moment of torsion, reduce the rotary inertia ratio of actuating motor, make slowing effect better, and precision comparison is high, be convenient for people to use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of first planet gear carrier of the present invention;
Fig. 3 is the structural representation of the present invention second planetary carrier;
Fig. 4 is the structural representation of third planet gear carrier of the present invention;
Fig. 5 is the structural representation of fourth planet gear carrier of the present invention.
In figure: 1 body, 2 input end caps, 3 input shafts, 4 isolation pads, 5 first planet gear carriers, 51 first sun gears, 52 first planet gears, 53 first gear rings, 6 bearings, 7 second planetary carriers, 71 secondary sun wheels, 72 second planetary pinions, 73 second gear rings, 8 third planet gear carriers, 81 the 3rd sun gears, 82 third planet gears, 83 the 3rd gear rings, 9 fourth planet gear carriers, 91 the 4th sun gears, 92 fourth planet gears, 93 the 4th gear rings, 10 export end cap, 11 output shafts, 12 take-off levers.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1-5, the invention provides a kind of technological scheme: a kind of level Four planet-gear speed reducer, comprise body 1, one end of body 1 is fixedly connected with input end cap 2, the other end of body 1 is fixedly connected with output end cap 10, body 1 comprises input shaft 3, by arranging input shaft 3, actuating motor is connected with the input shaft 3 on body 1, be convenient for people to use, input shaft 3 runs through isolation pad 4 and is flexibly connected with first planet gear carrier 5, first planet gear carrier 5 comprises first planet gear 52, the quantity of first planet gear 52 is set to three, and three first planet gears 52 are around the surface being arranged on the first sun gear 51, first sun gear 51 is flexibly connected with the first gear ring 53 by first planet gear 52, first planet gear carrier 5 is flexibly connected with the second planetary carrier 7 by bearing 6, second planetary carrier 7 comprises the second planetary pinion 72, the quantity of the second planetary pinion 72 is set to four, and four the second planetary pinions 72 are around the surface being arranged on secondary sun wheel 71, secondary sun wheel 71 is flexibly connected with the second gear ring 73 by the second planetary pinion 72, second planetary carrier 7 is flexibly connected with third planet gear carrier 8 by bearing 6, third planet gear carrier 8 comprises third planet gear 82, the quantity of third planet gear 82 is set to five, and four third planet gears 82 are around the surface being arranged on the 3rd sun gear 81, 3rd sun gear 81 is flexibly connected with the 3rd gear ring 83 by third planet gear 82, third planet gear carrier 8 is flexibly connected with fourth planet gear carrier 9 by bearing 6, fourth planet gear carrier 9 comprises fourth planet gear 92, the quantity of fourth planet gear 92 is set to six, and four fourth planet gears 92 are around the surface being arranged on the 4th sun gear 91, 4th sun gear 91 is flexibly connected with the 4th gear ring 93 by fourth planet gear 92, fourth planet gear carrier 9 is flexibly connected with one end of output shaft 11, output shaft 11 the other end runs through output end cap 10 and is fixedly connected with take-off lever 12, take-off lever 12 offers groove, by arranging first planet gear carrier 5, second planetary carrier 7, third planet gear carrier 8 and fourth planet gear carrier 9, the setting of level Four, reduce rotational velocity, improve moment of torsion, reduce the rotary inertia ratio of actuating motor, make slowing effect better, and precision is higher, be convenient for people to use.
Working principle: when this level Four planet-gear speed reducer uses, the output shaft of used motor is connected with input shaft 3, electric machine rotation drives first planet gear carrier 5 to rotate, first planet gear carrier 5 rotates drive second planetary carrier 7 and rotates, second planetary carrier 7 rotates and drives third planet gear carrier 8 to rotate, third planet gear carrier 8 rotates and drives fourth planet gear carrier 9 to rotate, and fourth planet gear carrier 9 is connected with output shaft 11, the deceleration of one-level one-level.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalents thereof.
Claims (6)
1. a level Four planet-gear speed reducer, comprise body (1), it is characterized in that: one end of described body (1) is fixedly connected with input end cap (2), the other end of described body (1) is fixedly connected with output end cap (10), described body (1) comprises input shaft (3), described input shaft (3) runs through isolation pad (4) and is flexibly connected with first planet gear carrier (5), described first planet gear carrier (5) is flexibly connected with the second planetary carrier (7) by bearing (6), described second planetary carrier (7) is flexibly connected with third planet gear carrier (8) by bearing (6), described third planet gear carrier (8) is flexibly connected with fourth planet gear carrier (9) by bearing (6), described fourth planet gear carrier (9) is flexibly connected with one end of output shaft (11), described output shaft (11) the other end runs through output end cap (10) and is fixedly connected with take-off lever (12).
2. a kind of level Four planet-gear speed reducer according to claim 1, it is characterized in that: described first planet gear carrier (5) comprises first planet gear (52), the quantity of described first planet gear (52) is set to three, and three first planet gears (52) are around the surface being arranged on the first sun gear (51), described first sun gear (51) is flexibly connected with the first gear ring (53) by first planet gear (52).
3. a kind of level Four planet-gear speed reducer according to claim 1, it is characterized in that: described second planetary carrier (7) comprises the second planetary pinion (72), the quantity of described second planetary pinion (72) is set to four, and four the second planetary pinions (72) are around the surface being arranged on secondary sun wheel (71), described secondary sun wheel (71) is flexibly connected with the second gear ring (73) by the second planetary pinion (72).
4. a kind of level Four planet-gear speed reducer according to claim 1, it is characterized in that: described third planet gear carrier (8) comprises third planet gear (82), the quantity of described third planet gear (82) is set to five, and four third planet gears (82) are around the surface being arranged on the 3rd sun gear (81), described 3rd sun gear (81) is flexibly connected with the 3rd gear ring (83) by third planet gear (82).
5. a kind of level Four planet-gear speed reducer according to claim 1, it is characterized in that: described fourth planet gear carrier (9) comprises fourth planet gear (92), the quantity of described fourth planet gear (92) is set to six, and four fourth planet gears (92) are around the surface being arranged on the 4th sun gear (91), described 4th sun gear (91) is flexibly connected with the 4th gear ring (93) by fourth planet gear (92).
6. a kind of level Four planet-gear speed reducer according to claim 1, is characterized in that: (12) offer groove to described take-off lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510709074.7A CN105317979A (en) | 2015-10-28 | 2015-10-28 | Four-stage planetary gear reduction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510709074.7A CN105317979A (en) | 2015-10-28 | 2015-10-28 | Four-stage planetary gear reduction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105317979A true CN105317979A (en) | 2016-02-10 |
Family
ID=55246006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510709074.7A Pending CN105317979A (en) | 2015-10-28 | 2015-10-28 | Four-stage planetary gear reduction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105317979A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697664A (en) * | 2016-04-22 | 2016-06-22 | 重庆齿轮箱有限责任公司 | Gear transmission mechanism and lifting gearbox |
-
2015
- 2015-10-28 CN CN201510709074.7A patent/CN105317979A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697664A (en) * | 2016-04-22 | 2016-06-22 | 重庆齿轮箱有限责任公司 | Gear transmission mechanism and lifting gearbox |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160210 |