CN206802205U - A kind of Two-stage Planet Gear Reducer - Google Patents
A kind of Two-stage Planet Gear Reducer Download PDFInfo
- Publication number
- CN206802205U CN206802205U CN201720495922.3U CN201720495922U CN206802205U CN 206802205 U CN206802205 U CN 206802205U CN 201720495922 U CN201720495922 U CN 201720495922U CN 206802205 U CN206802205 U CN 206802205U
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- CN
- China
- Prior art keywords
- gear
- planetary gears
- planetary
- shell
- shaft
- 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.)
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Abstract
The utility model discloses a kind of Two-stage Planet Gear Reducer, including shell, the inside of shell is provided with the first external toothing and the second external toothing by screwed hole and screw, some equally distributed the first planetary gears engaged are installed on the inside of the first external toothing, the middle of some first planetary gears is provided with the first sun gear engaged respectively with the first planetary gear, some first planetary gears are provided with the first power transmission shaft in the middle part of one of them, input shaft is installed in the middle part of first sun gear, one end of input shaft through shell is connected with motor, the inside of second external toothing is installed on some equally distributed the second planetary gears engaged, the middle of some second planetary gears is installed on the second sun gear engaged respectively with the second planetary gear, some second planetary gears are provided with output shaft in the middle part of one of them.The device using double pinions carry out deceleration transmission, have the characteristics that in light weight, small volume, gear range greatly, efficiency high, the low strong adaptability of noise.
Description
Technical field
A kind of gear reduction unit is the utility model is related to, more particularly to a kind of Two-stage Planet Gear Reducer, belongs to deceleration
Device technical field.
Background technology
Machinery and its association area, as lathe, automated production equipment, Automobile Transportation instrument, electric/pneumatic instrument or
Household electrical appliance etc., usual power source provide and exported high torque (HT) and the slow-speed of revolution by gear drive, make different products
It can be run and be worked by its requirement.Traditional high speed reducing ratio formula gear drive generally existing is complicated, manufacturing cost
The high, shortcoming such as transmission efficiency is low, output torque is low.In addition, with the development of high-speed servo motor, in certain circumstances
The speed reducing ratio of reductor should reach 200-500, and the size of decelerator must be controlled in limited scope, and commercial gear passes
Motivation structure can not meet the requirement of so high speed reducing ratio.
Utility model content
The technical problems to be solved in the utility model is to overcome existing high speed reducing ratio formula gear drive generally existing
A kind of complicated, defect such as manufacturing cost is high, transmission efficiency is low, output torque is low, there is provided Two-stage Planet Gear Reducer.
In order to solve the above-mentioned technical problem, the utility model provides following technical scheme：
The utility model provides a kind of Two-stage Planet Gear Reducer, including shell, and the inside of the shell passes through spiral shell
Pit and screw are provided with the first external toothing and the second external toothing, and some be uniformly distributed is provided with the inside of first external toothing
The first planetary gear engaged, the middle of some first planetary gears is provided with nibbles with first planetary gear respectively
The first sun gear closed, some first planetary gears are provided with the first power transmission shaft, first sun in the middle part of one of them
Input shaft is installed, one end of the input shaft through the shell is connected with motor, second external toothing in the middle part of wheel
Inside is installed on some equally distributed the second planetary gears engaged, and the middle of some second planetary gears is installed on
The second sun gear engaged respectively with second planetary gear, some second planetary gears are provided with the middle part of one of them defeated
Shaft, second driving shaft is installed in the middle part of second sun gear, the second driving shaft passes through with first power transmission shaft
Shaft coupling transmission connects.
As a kind of optimal technical scheme of the present utility model, it is located on the output shaft on one end of the outer side
The shaft coupling is installed.
As a kind of optimal technical scheme of the present utility model, the shell is made using carbon steel alloy material.
As a kind of optimal technical scheme of the present utility model, first planetary gear, first sun gear, described
Two planetary gears and second sun gear are made using nickel Lip river alloy material.
As a kind of optimal technical scheme of the present utility model, between some first planetary gears and some described second
Mutually interconnected by planet carrier between planetary gear.
As a kind of optimal technical scheme of the present utility model, the output shaft and the input shaft pass through rolling bearing
With the cage connection.
The beneficial effect that the utility model is reached is：The device carries out deceleration transmission using double pinions, has
The features such as in light weight, small volume, gear range are big, efficiency high, smooth running, noise low strong adaptability, solves traditional
The shortcomings such as high speed reducing ratio formula gear drive generally existing is complicated, manufacturing cost is high, transmission efficiency is low, and relative to general
Logical planetary reducer gearratio is bigger, output shaft away from higher, thus the scope of application is bigger, is adapted to promote the use of.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is fundamental diagram of the present utility model；
In figure：1st, shell；2nd, output shaft；3rd, input shaft；4th, screwed hole；5th, the first external toothing；6th, the first planetary gear；7th,
One sun gear；8th, the first power transmission shaft；9th, the second external toothing；10th, the second planetary gear；11st, the second sun gear；12nd, second driving shaft.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
Embodiment 1
As shown in Figure 1-2, the utility model provides a kind of Two-stage Planet Gear Reducer, including shell 1, shell 1
Inside is provided with the first external toothing 5 and the second external toothing 9 by screwed hole 4 and screw, if the inner side of the first external toothing 5 is provided with
Do equally distributed the first planetary gear 6 engaged, the middles of some first planetary gears 6 be provided with respectively with the first planet
First sun gears 7 of the engagement of wheel 6, some first planetary gears 6 are provided with the first power transmission shaft 8, first sun in the middle part of one of them
The middle part of wheel 7 is provided with input shaft 3, and one end of input shaft 3 through shell 1 is connected with motor, the inside installation of the second external toothing 9
In some equally distributed the second planetary gears 10 engaged, the middles of some second planetary gears 10 is installed on respectively with
Second sun gear 11 of two planetary gears 10 engagement, some second planetary gears 11 are provided with output shaft 2 in the middle part of one of them, and second
The middle part of sun gear 11 is provided with second driving shaft 12, and second driving shaft 12 is connected with the first power transmission shaft 8 by shaft coupling transmission.
Shaft coupling is installed on the one end in the outside of shell 1 on output shaft 2, facilitates output shaft to pass through shaft coupling and work
Equipment connects.Shell 1 is made using carbon steel alloy material, and carbon steel alloy hardness is high, service life length.First planetary gear 6, first
Sun gear 7, the second planetary gear 10 and the second sun gear 11 are made using nickel Lip river alloy material, and nickel Lip river alloy rigidity is high, wear-resisting
Property is strong, makes gear not easy to wear.It is mutual by planet carrier between some second planetary gears 10 between some first planetary gears 6
Even.Output shaft 2 and input shaft 3 are connected by rolling bearing with shell 1, facilitate output shaft to be rotated with input shaft.
Concrete operating principle：When the device works, input shaft 3 starts to rotate under the drive of motor, so as to drive first
Sun gear 7 is rotated, and rotation is passed to the first planetary gear 6 by the first sun gear 7 again, and is slowed down and increased in transmittance process
Moment of torsion；Then the first planetary gear 6 drives the second sun gear 11 to rotate by the first power transmission shaft 8 and second driving shaft 12；Then
Two sun gears 11 drive the second planetary gear 10 to rotate again, and rotating speed and increase moment of torsion are further reduced in transmission process；It is left back
Second planetary gear 10 passes through the output speed of output shaft 2 and wheelbase.
The beneficial effect that the utility model is reached is：The device carries out deceleration transmission using double pinions, has
The features such as in light weight, small volume, gear range are big, efficiency high, smooth running, noise low strong adaptability, solves traditional
The shortcomings such as high speed reducing ratio formula gear drive generally existing is complicated, manufacturing cost is high, transmission efficiency is low, and relative to general
Logical planetary reducer gearratio is bigger, output shaft away from higher, thus the scope of application is bigger, is adapted to promote the use of.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc.,
It should be included within the scope of protection of the utility model.
Claims (6)
1. a kind of Two-stage Planet Gear Reducer, including shell（1）, it is characterised in that the shell（1）Inside pass through screw thread
Hole（4）The first external toothing is installed with screw（5）With the second external toothing（9）, first external toothing（5）If inner side be provided with
Do equally distributed the first planetary gear engaged（6）, some first planetary gears（6）Middle be provided with respectively with
First planetary gear（6）First sun gear of engagement（7）, some first planetary gears（6）The middle part installation of one of them
There is the first power transmission shaft（8）, first sun gear（7）Middle part input shaft is installed（3）, the input shaft（3）Through described
Shell（1）One end be connected with motor, second external toothing（9）Inside be installed on some equally distributed engage
Second planetary gear（10）, some second planetary gears（10）Middle be installed on respectively with second planetary gear（10）Nibble
The second sun gear closed（11）, some second planetary gears（10）Output shaft is installed in the middle part of one of them（2）, described
Two sun gears（11）Middle part second driving shaft is installed（12）, the second driving shaft（12）With first power transmission shaft（8）
Connected by shaft coupling transmission.
A kind of 2. Two-stage Planet Gear Reducer according to claim 1, it is characterised in that the output shaft（2）It is upper
In the shell（1）The shaft coupling is installed on the one end in outside.
A kind of 3. Two-stage Planet Gear Reducer according to claim 1, it is characterised in that the shell（1）Use carbon
Steel alloy material is made.
A kind of 4. Two-stage Planet Gear Reducer according to claim 1, it is characterised in that first planetary gear（6）、
First sun gear（7）, second planetary gear（10）With second sun gear（11）Use nickel Lip river alloy material system
Into.
A kind of 5. Two-stage Planet Gear Reducer according to claim 1, it is characterised in that some first planetary gears
（6）Between and some second planetary gears（10）Between mutually interconnected by planet carrier.
A kind of 6. Two-stage Planet Gear Reducer according to claim 1, it is characterised in that the output shaft（2）And institute
State input shaft（3）Pass through rolling bearing and the shell（1）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720495922.3U CN206802205U (en) | 2017-05-06 | 2017-05-06 | A kind of Two-stage Planet Gear Reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720495922.3U CN206802205U (en) | 2017-05-06 | 2017-05-06 | A kind of Two-stage Planet Gear Reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206802205U true CN206802205U (en) | 2017-12-26 |
Family
ID=60738200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720495922.3U Expired - Fee Related CN206802205U (en) | 2017-05-06 | 2017-05-06 | A kind of Two-stage Planet Gear Reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206802205U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909443A (en) * | 2022-04-21 | 2022-08-16 | 昆明理工大学 | Active stubble-breaking no-tillage seeder gearbox |
-
2017
- 2017-05-06 CN CN201720495922.3U patent/CN206802205U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909443A (en) * | 2022-04-21 | 2022-08-16 | 昆明理工大学 | Active stubble-breaking no-tillage seeder gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20200506 |