CN207278789U - Helical gear planetary reducer - Google Patents
Helical gear planetary reducer Download PDFInfo
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- CN207278789U CN207278789U CN201721324263.3U CN201721324263U CN207278789U CN 207278789 U CN207278789 U CN 207278789U CN 201721324263 U CN201721324263 U CN 201721324263U CN 207278789 U CN207278789 U CN 207278789U
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Abstract
The utility model discloses a kind of helical gear planetary reducer, includes casing, input module and output module；Rack gear is set in the casing；The input module is rotatablely arranged in casing, and input module includes input shaft and retaining mechanism, one end and the retaining mechanism integrally connected of input shaft, and the other end of input shaft is provided with central gear；The output module is rotatablely arranged in casing, output module includes integral type output planetary frame and multiple planetary gears, the plurality of planetary gear is rotatably installed on integral type output planetary frame, multiple planetary gears are located at the periphery of central gear and are engaged with central gear, each planetary gear is engaged with foregoing gear ring, and the central gear and planetary gear are helical gear.The central gear and planetary gear of the utility model use helical gear, good, the stable drive of engagement property, and noise is small, gear capacity bigger, so that beneficial to the overall precision for improving gear reducer, meets the needs used.
Description
Technical field
Gear reducer field technology is the utility model is related to, refers in particular to a kind of helical gear planetary reducer.
Background technology
Planetary reducer internal gear has small, light-weight, carrying energy using 20CrMnTi carburizing and quenchings and roll flute
The characteristics of power is high, and service life is long, smooth running, and noise is low, output torque is big, and speed is than big, efficient, performance safety.Have concurrently
The private characteristic of power dividing, multiple tooth engagement.It is a kind of Novel speed reducer with extensive versatility.Maximal input is reachable
104kW.Suitable for lifting transport, engineering machinery, metallurgy, mine, petrochemical industry, building machinery, industry light industry textile industry, medical instrument,
The industrial department planet series new varieties WGN dead axle transmissions such as instrument and meter, automobile, ship, weapons and aerospace gear reducer, WN
Primary and secondary gear transmission speed reducer, elasticity carry few teeth difference gear reducer.
Central gear and planetary gear of the current planetary reducer in it are that engagement property is bad using spur gear, are passed
It is dynamic not steady enough, and noise is big, and gear capacity is smaller, so as to be impacted to the overall precision of gear reducer.Therefore, have
Necessity is improved current planetary reducer structure.
The content of the invention
In view of this, in view of the existing deficiencies of the prior art, its main purpose is to provide a kind of helical gear to the utility model
Planetary reducer, it is using spur gear that it, which can effectively solve central gear and planetary gear of the existing planetary reducer in it,
In the presence of engagement property is bad, transmission is not steady enough and noise is big, the less problem of gear capacity.
To achieve the above object, the utility model is using following technical solution：
A kind of helical gear planetary reducer, includes casing, input module and output module；Set in the casing with teeth
Circle；The input module is rotatablely arranged in casing, and input module includes input shaft and retaining mechanism, one end of input shaft
With retaining mechanism integrally connected, the other end of input shaft is provided with central gear；The output module is rotatablely arranged at casing
Interior, output module includes integral type output planetary frame and multiple planetary gears, and the plurality of planetary gear is rotatably installed on
On integral type output planetary frame, multiple planetary gears are located at the periphery of central gear and are engaged with central gear, each planet tooth
Wheel is engaged with foregoing gear ring, and the central gear and planetary gear are helical gear.
Preferably, the casing includes the input housing and output housing for installing connection each other, which is set
In in input housing, which is arranged in output housing.
Preferably, the gear ring is integrally formed with output housing is connected.
Preferably, the central gear and planetary gear are the high duty alloy steel material handled by carbo-nitriding.
Preferably, the retaining mechanism is tight-holding type retaining mechanism, and it is locked that it uses symmetrical double bolts to fix.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme is understood：
The central gear and planetary gear of the utility model use helical gear, good, the stable drive of engagement property, and noise
Small, gear capacity bigger, so that beneficial to the overall precision for improving gear reducer, meets the needs used.
More clearly to illustrate the architectural feature of the utility model and effect, come below in conjunction with the accompanying drawings with specific embodiment pair
The utility model is described in detail.
Brief description of the drawings
Fig. 1 is the schematic partial cross-sectional view of the preferred embodiment of the utility model；
Fig. 2 be the utility model preferred embodiment in output housing stereogram；
Fig. 3 be the utility model preferred embodiment in input module enlarged diagram；
Fig. 4 be the utility model preferred embodiment in output module enlarged diagram.
Attached drawing identifier declaration：
10th, casing 11, input housing
12nd, output housing 20, input module
21st, input shaft 22, retaining mechanism
23rd, central gear 24, bolt
30th, output module 31, integral type output planetary frame
32nd, planetary gear 33, bearing
40th, gear ring.
Embodiment
It refer to shown in Fig. 1 to Fig. 4, that show the concrete structure of the preferred embodiment of the utility model, include
Casing 10, input module 20 and output module 30.
Rack gear 40 is set in the casing 10.The input module 20 is rotatablely arranged in casing 10, input module 20
Include input shaft 21 and retaining mechanism 22, one end and 22 integrally connected of retaining mechanism of input shaft 21, input shaft 21 it is another
End is provided with central gear 23.And the retaining mechanism 22 is tight-holding type retaining mechanism, it uses symmetrical double bolts
24 fixations are locked, effectively prevent electric machine shaft driving from skidding, and realize the power transmission of zero back clearance of high accuracy.
The output module 30 is rotatablely arranged in casing 10, and output module 30 includes integral type output planetary frame 31
With multiple planetary gears 32, the plurality of planetary gear 32 is rotatably installed on integral type output planetary frame 31, multiple planets
Gear 32 is located at the periphery of central gear 23 and is engaged with central gear 23, and each planetary gear 32 is nibbled with foregoing gear ring 40
Close, and the central gear 23 and planetary gear 32 are helical gear；And the integral type output planetary frame 31 uses antero posterior axis
Hold 33 large spans to be distributed in casing 10, form stable integral structure, to ensure the torsional rigid of higher and precision.
In the present embodiment, the casing 10 includes the input housing 11 and output housing 12 for installing connection each other, should
Input module 20 is arranged in input housing 11, which is arranged in output housing 12.Also, the gear ring 40 with
Output housing 12 is integrally formed connection, it uses high-quality steel, through hot forging forming, so that higher density of material is obtained, one
Change design and can guarantee that all physical dimensions disposably machine, there is higher compared with the structures such as other embedded, clamp-mounting types
Precision and intensity.
And the central gear 23 and planetary gear 32 are the high duty alloy steel material handled by carbo-nitriding,
So as to obtain optimal mill and tough.
In addition, the utility model can also be applied to corner-type planetary reducer, it is more than linear planetary reducer
A corner, for saving space.
The operation principle that the present embodiment is described in detail is as follows：
In use, input module 20 is coupled by retaining mechanism 22 with motor shaft, electric motor starting, drives 20 turns of input module
It is dynamic, the central gear 23 of the input module 20 and drive planetary gear 32 to rotate, planetary gear 32 is rotated and rotated along gear ring 40,
So that integral type output planetary frame 31 rotates, power output is realized.
The design focal point of the utility model is：The central gear and planetary gear of the utility model use helical gear, nibble
Good, the stable drive of conjunction property, and noise is small, gear capacity bigger, so that beneficial to the overall precision for improving gear reducer, meets
The needs used.
The technical principle of the utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality
With new principle, and the limitation to scope of protection of the utility model cannot be construed in any way.Based on explanation herein,
Those skilled in the art would not require any inventive effort the other embodiments that can associate the utility model,
These modes are fallen within the scope of protection of the utility model.
Claims (5)
- A kind of 1. helical gear planetary reducer, it is characterised in that：Include casing, input module and output module；The casing Interior setting rack gear；The input module is rotatablely arranged in casing, and input module includes input shaft and retaining mechanism, defeated The one end and retaining mechanism integrally connected, the other end of input shaft for entering axis are provided with central gear；The output module is rotationally It is arranged in casing, output module includes integral type output planetary frame and multiple planetary gears, and the plurality of planetary gear can turn It is installed on dynamicly on integral type output planetary frame, multiple planetary gears are located at the periphery of central gear and are engaged with central gear, Each planetary gear is engaged with foregoing gear ring, and the central gear and planetary gear are helical gear.
- 2. helical gear planetary reducer as claimed in claim 1, it is characterised in that：The casing includes installation connection each other Input housing and output housing, the input module be arranged at input housing in, which is arranged in output housing.
- 3. helical gear planetary reducer as claimed in claim 2, it is characterised in that：The gear ring is integrally formed with output housing Connection.
- 4. helical gear planetary reducer as claimed in claim 1, it is characterised in that：The central gear and planetary gear are The high duty alloy steel material handled by carbo-nitriding.
- 5. helical gear planetary reducer as claimed in claim 1, it is characterised in that：The retaining mechanism locks machine for tight-holding type Structure, it is locked that it uses symmetrical double bolts to fix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721324263.3U CN207278789U (en) | 2017-10-16 | 2017-10-16 | Helical gear planetary reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721324263.3U CN207278789U (en) | 2017-10-16 | 2017-10-16 | Helical gear planetary reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207278789U true CN207278789U (en) | 2018-04-27 |
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ID=61980172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721324263.3U Active CN207278789U (en) | 2017-10-16 | 2017-10-16 | Helical gear planetary reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207278789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855883A (en) * | 2021-01-21 | 2021-05-28 | 温州职业技术学院 | Continuous rotation-to-reciprocating rotation mechanism for vibrating aircraft |
-
2017
- 2017-10-16 CN CN201721324263.3U patent/CN207278789U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855883A (en) * | 2021-01-21 | 2021-05-28 | 温州职业技术学院 | Continuous rotation-to-reciprocating rotation mechanism for vibrating aircraft |
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