CN206530655U - A kind of helix movable steel globe teeth drive deceleration device - Google Patents
A kind of helix movable steel globe teeth drive deceleration device Download PDFInfo
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- CN206530655U CN206530655U CN201720241687.7U CN201720241687U CN206530655U CN 206530655 U CN206530655 U CN 206530655U CN 201720241687 U CN201720241687 U CN 201720241687U CN 206530655 U CN206530655 U CN 206530655U
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- input shaft
- housing
- output shaft
- oil storage
- ball
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Abstract
The utility model is related to a kind of helix movable steel globe teeth drive deceleration device, belongs to speed reduction gearing technical field.The device includes housing, top connection, input shaft, output shaft and retainer ring etc..Side is provided with opposite side in output shaft, housing by symmetrically arranged needle bearing and is provided with input shaft by cylinder roller bearing in housing, is connected between input shaft and output shaft by ball steel ball moving rotary.The apparatus structure is simple, and practicality is good.In the course of work, the effect that the rotation of input shaft passes through ball oscillating tooth, and the output shaft on coaxial line is delivered to after being slowed down, so as to realize the purpose of deceleration, with small volume, gear range is big, and the advantages of transmission efficiency, bearing capacity are strong, greasy property is good has broader development prospect.
Description
Technical field
The utility model is related to a kind of helix movable steel globe teeth drive deceleration device, belongs to speed reduction gearing technical field.
Background technology
Decelerating movable teeth transmission mechanism is a kind of and gear reduced drive has the novel transmission mode of very big otherness, and its is only
Special topology layout, makes it have the particular advantages that traditional decelerator does not have.It is tooth under some special working conditions
Take turns the optimal alternative structure of speed reduction gearing[1]。
Research of the western countries in terms of down-hole decelerator is then primarily directed to helicoid hydraulic motor, the wherein U.S. and France
Some patents on down-hole motor decelerator are achieved in succession, and Canadian down-hole motor decelerator is then used in screw drill
Have in actual well drilled activity[2].When in for turbodrill, due to being in the open environment of mud, underground is slowed down
The lubricating system and size of device are bigger than normal unreliable.Helicoid hydraulic motor is that motor is provided due to its power section, therefore it has big torsion
The characteristics of square slow-speed of revolution, but after working long hours, the moment of torsion of power motor output cannot meet drilling well demand, make helicoid hydraulic motor
Premature failure.
The content of the invention
The purpose of this utility model is：There is provided a kind of appearance and size small, transmission efficiency, gear range is big, transmission
Error is small, and output torque is big, and greasy property is good, and service life is long, and can effectively meet the spiral steel ball moving teeth biography of drilling well demand
Dynamic deceleration device.
The technical solution of the utility model is：
A kind of helix movable steel globe teeth drive deceleration device, including housing, top connection, input shaft, output shaft and retainer ring, its
It is characterised by：Side is provided with output shaft by symmetrically arranged needle bearing in housing, and one end of output shaft extends to housing
Opposite side is provided with input shaft by cylinder roller bearing in outer end, housing, and one end of input shaft extends to housing outer end, extension
Input shaft termination to housing outer end is equipped with top connection；Connected between input shaft and output shaft by ball steel ball moving rotary,
One end of described housing is fixed with input end cap by bolt, and the other end of housing is fixed with output end cap by bolt, defeated
Go out on the housing port appearance circumference of end cap side and be fixed with retainer ring.
Described input shaft and output shaft is respectively diameter-changing body.
Described input shaft one end is provided circumferentially about circulation trajectory groove, and the termination of input shaft is provided with roller bearing.
Described output shaft one end is ducted body, and the provided circumferentially about of ducted body has ball steel ball groove；Ball steel ball leads to
Groove is built with multiple ball steel balls.
Described input shaft one end is inserted into output shaft by ducted body, by circulating bullet between input shaft and output shaft
The cooperation moving rotary connection of road groove, ball steel ball and ball steel ball groove.
Storage is provided with by symmetrically arranged back-up ring on input shaft between described input end cap and cylinder roller bearing
Bunker.
Described oil storage cabin is made up of oil storage inner casing and oil storage shell, and oil storage inner casing is sleeved in oil storage shell, in oil storage
Segmentation ring is provided between shell and oil storage shell, on housing corresponding with oil storage shell on be provided with oil filler point, oil filler point and storage
Bunker is connected.
Locating ring is provided with by spring base and spring on input shaft in described input end cap, locating ring and by solid
Tight screw is connected with input shaft.
Thrust bearing is housed on output shaft on the inside of described output end cap.
The beneficial effects of the utility model are：
The helix movable steel globe teeth drive deceleration device is simple in construction, and practicality is good, in the course of work；The rotation of input shaft is led to
The effect of ball oscillating tooth is crossed, and the output shaft being delivered to after being slowed down on coaxial line, so that the purpose of deceleration is realized, with body
Product is small, and gear range is big, and the advantages of transmission efficiency, bearing capacity are strong, greasy property is good has before broader development
Scape.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is Fig. 1 cross section structure schematic diagram；
Fig. 3 is the mplifying structure schematic diagram at A in Fig. 1；
Fig. 4 is the structural representation of input shaft of the present utility model；
Fig. 5 is the structural representation of output shaft of the present utility model.
In figure：1st, housing, 2, top connection, 3, input shaft, 4, output shaft, 5, retainer ring, 6, needle bearing, 7, cylindrical roller
Bearing, 8, circulation trajectory groove, 9, ball steel ball groove, 10, ball steel ball, 11, roller bearing, 12, input end cap, 13, output
End cap, 14, drilling tool matrix, 15, back-up ring, 16, oil storage inner casing, 17, oil storage shell, 18, segmentation ring, 19, oil filler point, 20, spring
Seat, 21, spring, 22, locating ring, 23, thrust bearing.
Embodiment
The helix movable steel globe teeth drive deceleration device includes housing 1, top connection 2, input shaft 3, output shaft 4 and retainer ring 5.
Side is provided with output shaft 4 by symmetrically arranged needle bearing 6 in housing 1, and one end of output shaft 4 extends to the outer end of housing 1,
For connecting workpiece.Opposite side is provided with input shaft 3, one end extension of input shaft by cylinder roller bearing 7 in housing 1
To the outer end of housing 1, the termination of input shaft 3 for extending to the outer end of housing 1 is equipped with top connection 2.
Input shaft 3 and output shaft 4 are respectively diameter-changing body.The one end of input shaft 3 is provided circumferentially about circulation trajectory groove 8, output
The one end of axle 4 is ducted body, and the provided circumferentially about of ducted body has ball steel ball groove 9；Ball steel ball groove 9 is built with multiple balls
Steel ball 10.One end of input shaft 3 is inserted into output shaft 4 by ducted body, by circulating bullet between input shaft 3 and output shaft 4
The cooperation moving rotary connection of road groove 8, ball steel ball 10 and the three of ball steel ball groove 9.
The termination of input shaft 3 is provided with roller bearing 11, for support of the input shaft 3 in the ducted body of output shaft 4.
One end of housing 1 is fixed with input end cap 12 by bolt, and the other end of housing 1 is fixed with output end by bolt
Be fixed with lid 13, the port appearance circumference of housing 1 of output end cap 13 side in retainer ring 5, the course of work by retainer ring 5 with
The frictional fit of drilling tool matrix 14, can prevent housing 1 from being rotated in working.Input defeated between end cap 12 and cylinder roller bearing 7
Enter on axle 3 and oil storage cabin is provided with by symmetrically arranged back-up ring 15.
Oil storage cabin is made up of oil storage inner casing 16 and oil storage shell 17, and oil storage inner casing 16 is sleeved in oil storage shell 17, oil storage
It is provided between inner casing 16 and oil storage shell 17 on segmentation ring 18, housing 1 corresponding with oil storage shell 17 and is provided with oil filler point 19,
Oil filler point 19 is connected with oil storage cabin.The effect of oil storage cabin is used to lay in lubricating oil, and the purpose of segmentation ring 18 is by by oil filler point 19
The lubricating oil of entrance is slowly entered and is applied on cylinder roller bearing 7 and ball steel ball 10, so as to keep cylinder roller bearing 7
With the lubrication of ball steel ball 10, to extend its service life.
Locating ring 22 is provided with by spring base 20 and spring 21 on input shaft 3 in input end cap 12, locating ring 22 is simultaneously
Be connected by clamp-screw with input shaft 3, locating ring 22 contacts connection with back-up ring 15, its purpose be increase back-up ring 15 with
Seal between oil storage inner casing 16 and oil storage shell 17.Export and thrust bearing 23 is housed on the output shaft 4 of the inner side of end cap 13, with
Ensure the output torque of output shaft 4 and be not axially moveable.
When the helix movable steel globe teeth drive deceleration device works, it is connected by top connection 2 with engine, passes through output shaft 4
It is connected with working machine, in the course of work, ball steel ball 10 is driven by the rotation of input shaft 3 in circulation trajectory groove 8 and ball
The interior circulation of steel ball groove 9 is rolled, and promotes output shaft 4 to rotate after deceleration.So as to assign the moment of torsion transmitted as output parameter
Pass out；Realize coaxial input and export.Detailed process is：
Input shaft 3 rotates, and then promotes ball steel ball 10 to be moved in circulation trajectory groove 8.Ball steel ball 10 1
While being rotated with input shaft 3, while promoting output shaft 4 to rotate.Due to input shaft 3 and output shaft 4 on the same axis；Rolling
Drive output shaft 4 to rotate together while pearl steel ball 10 is moved on output shaft 4, thus achieve output shaft 4 and slow down
Purpose.
The spiral shell of helix of the size of the helix movable steel globe teeth drive deceleration device speed reducing ratio on input shaft 3 and housing 1
Rotational angle parameter、Determine.With speed reducing ratio is big, output torque big, appearance and size is small, and structure is relatively easy, easy to manufacture, into
The features such as this is relatively low.When the external diameter of input shaft 3 is equal to 50mm, the torque of output is up to 800N.m.The spiral steel ball is lived
Tooth transmission decelerating device has gear range big simultaneously, the advantages of transmission efficiency, bearing capacity are strong, greasy property is good, special
Not Shi Yongyu Petroleum Down-hole Tool or heavily loaded ships rudderpost install and use, have vast potential for future development.
Claims (9)
1. a kind of helix movable steel globe teeth drive deceleration device, including housing（1）, top connection（2）, input shaft（3）, output shaft（4）
And retainer ring（5）, it is characterised in that：Housing（1）Interior side passes through symmetrically arranged needle bearing（6）Output shaft is installed（4）,
Output shaft（4）One end extend to housing（1）Outer end, housing（1）Interior opposite side passes through cylinder roller bearing（7）Input is installed
Axle（3）, input shaft（3）One end extend to housing（1）Outer end, extends to housing（1）The input shaft of outer end（3）Termination is equipped with upper
Joint（2）, input shaft（3）With output shaft（4）Between pass through ball steel ball（10）Moving rotary is connected；
Described housing（1）One end input end cap is fixed with by bolt（12）, housing（1）The other end be fixedly mounted with by bolt
There is output end cap（13）, export end cap（13）The housing of side（1）Retainer ring is equipped with by spline on the appearance circumference of port（5）.
2. a kind of helix movable steel globe teeth drive deceleration device according to claim 1, it is characterised in that：Described input shaft
（3）And output shaft（4）Respectively diameter-changing body.
3. a kind of helix movable steel globe teeth drive deceleration device according to claim 1, it is characterised in that：Described input shaft
（3）One end is provided circumferentially about circulation trajectory groove（8）, input shaft（3）Termination roller bearing is installed（11）.
4. a kind of helix movable steel globe teeth drive deceleration device according to claim 1, it is characterised in that：Described output shaft
（4）One end is ducted body, and the provided circumferentially about of ducted body has ball steel ball groove（9）；Ball steel ball groove（9）Built with multiple
Ball steel ball（10）.
5. a kind of helix movable steel globe teeth drive deceleration device according to claim 1, it is characterised in that：Described input shaft
（3）One end is inserted into output shaft by ducted body（4）It is interior, input shaft（3）With output shaft（4）Between by circulating trajectory groove（8）、
Ball steel ball（10）With ball steel ball groove（9）Cooperation moving rotary connection.
6. a kind of helix movable steel globe teeth drive deceleration device according to claim 1, it is characterised in that：Described input
Lid（12）With cylinder roller bearing（7）Between input shaft（3）It is upper to pass through symmetrically arranged back-up ring（15）Oil storage cabin is installed.
7. a kind of helix movable steel globe teeth drive deceleration device according to claim 6, it is characterised in that：Described oil storage cabin
By oil storage inner casing（16）With oil storage shell（17）Constitute, oil storage inner casing（16）It is sleeved on oil storage shell（17）It is interior, oil storage inner casing
（16）With oil storage shell（17）Between be provided with segmentation ring（18）, with oil storage shell（17）Corresponding housing（1）On be provided with note
Oilhole（19）, oil filler point（19）Connected with oil storage cabin.
8. a kind of helix movable steel globe teeth drive deceleration device according to claim 1 or 6, it is characterised in that：Described is defeated
Enter end cap（12）Interior input shaft（3）It is upper to pass through spring base（20）And spring（21）Locating ring is installed（22）, locating ring（22）
And pass through clamp-screw and input shaft（3）It is connected.
9. a kind of helix movable steel globe teeth drive deceleration device according to claim 6, it is characterised in that：Described output end
Lid（13）The output shaft of inner side（4）It is upper that thrust bearing is housed（23）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720241687.7U CN206530655U (en) | 2017-03-14 | 2017-03-14 | A kind of helix movable steel globe teeth drive deceleration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720241687.7U CN206530655U (en) | 2017-03-14 | 2017-03-14 | A kind of helix movable steel globe teeth drive deceleration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206530655U true CN206530655U (en) | 2017-09-29 |
Family
ID=59918497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720241687.7U Expired - Fee Related CN206530655U (en) | 2017-03-14 | 2017-03-14 | A kind of helix movable steel globe teeth drive deceleration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206530655U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931080A (en) * | 2017-03-14 | 2017-07-07 | 长江大学 | A kind of helix movable steel globe teeth drive deceleration device |
-
2017
- 2017-03-14 CN CN201720241687.7U patent/CN206530655U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931080A (en) * | 2017-03-14 | 2017-07-07 | 长江大学 | A kind of helix movable steel globe teeth drive deceleration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170929 Termination date: 20200314 |