CN105650214A - Planet speed reducer - Google Patents
Planet speed reducer Download PDFInfo
- Publication number
- CN105650214A CN105650214A CN201610204052.XA CN201610204052A CN105650214A CN 105650214 A CN105650214 A CN 105650214A CN 201610204052 A CN201610204052 A CN 201610204052A CN 105650214 A CN105650214 A CN 105650214A
- Authority
- CN
- China
- Prior art keywords
- gear
- planet carrier
- rotate
- gudgeon
- planetary
- 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
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
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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
-
- 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
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
-
- 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
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
- F16H2055/176—Ring gears with inner teeth
Abstract
The invention discloses a planet speed reducer which comprises a motor, an input shaft, a planet wheel, a trunnion, a planet carrier, an output shaft and a box. The motor is mounted on the outer side of the box, an output shaft of the motor is connected with an input shaft of a speed reducing box through a coupler, a gear shaft rotates to drive the planet wheel to rotate through meshing movement of a gear, the planet wheel and the trunnion are connected through a bearing to drive the trunnion to rotate, the trunnion is connected with the upper portion of the planet carrier through threaded connection to drive the planet carrier to rotate, and the planet carrier transmits power out. Force transmission is realized through meshing movement of a sun wheel and the planet wheel, and the speed reducing box designed has the advantages of small size, light weight, high power, supportiveness of power division and accurate transmission.
Description
Technical field
The invention belongs to field of mechanical technique, particularly relate to a kind of planetary reduction gear.
Background technology
In field of mechanical technique, decelerator is the independent type closed driving device between prime mover and working machine. It is used for reducing rotating speed and increasing torque, to meet job demand. Gear reduction unit uses widely in all trades and professions, is a kind of indispensable mechanical driving device. The series of advantages such as it is accurate that decelerator middle gear transmission has gear ratio, and the scope of gear ratio, peripheral speed and the transmission power that can use is all very big, and transmission efficiency is high, long service life, compact conformation, reliable operation.
Front deceleration device ubiquity the problem that volume is big, weight is big or gear ratio big and mechanical efficiency is too low. At decelerator manufacture view, only constantly keep on improving, strengthen the precision manufactured, use good design, just can save manufacturing cost, improve the service life of decelerator.
Summary of the invention
Present invention solves the technical problem that it is that design volume is little, lightweight for requirement to gear reduction box in producing, power is big, can power dividing, transmission is gear reduction box accurately. Thus can improve efficiency, improve the service life of decelerator, make the compact conformation of decelerator, save manufacturing cost.
Technical scheme is as follows:
A kind of planetary reduction gear includes motor, power shaft, planetary gear, gudgeon, planet carrier, output shaft and casing; Described motor is in the outside of casing, and the output shaft of described motor is connected by shaft coupling with power shaft; Described power shaft is sun gear, is meshed with planetary gear, drives planetary gear to rotate; Described planetary gear is connected by bearing with gudgeon, drives gudgeon to rotate, and described gudgeon and planet carrier are threaded connection, and drives planet carrier to rotate.
Further, the output shaft of described motor is that flat key is connected with power shaft junction.
Further, described planetary gear is connected by two pairs of clutch shaft bearings with gudgeon.
Further, the casing of described decelerator is a circular casing, and described casing is that an internal gear is meshed with planetary gear.
Further, the planet carrier of described decelerator is effectively equivalent to output shaft, has keyway above it, for being connected with other devices.
Further, it is connected by two pairs of the second bearings between described planet carrier and casing.
The beneficial effect that the present invention reaches:
The planetary reduction gear of the present invention is provided power source by motor, and power passes to planetary gear from gear shaft, then passes to planet carrier output.Present invention design has that volume is little, lightweight, power big, can power dividing, transmission feature accurately.
Accompanying drawing explanation
Fig. 1 is the graphics of the present invention;
Fig. 2 is the schematic diagram of internal gear;
Fig. 3 is the schematic diagram of planetary gear;
Fig. 4 is the schematic diagram of planet carrier;
Wherein: 2. planetary gear; 3. gudgeon; 4. casing; 5. planet carrier; 6. internal gear; 7. keyway.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described. Following example are only for clearly illustrating technical scheme, and can not limit the scope of the invention with this.
As it is shown in figure 1, a kind of planetary reduction gear includes motor, power shaft, planetary gear 2, gudgeon 3, planet carrier 5, output shaft and casing 4; Described motor is in the outside of casing 4, and the output shaft of described motor is connected by shaft coupling with power shaft; Described power shaft is sun gear, is meshed with planetary gear 2, drives planetary gear 2 to rotate; Described planetary gear 2 is connected by bearing with gudgeon 3, drives gudgeon 3 to rotate, and described gudgeon 3 is threaded connection with planet carrier 5, drives planet carrier 5 to rotate.
Further, the output shaft of described motor is that flat key is connected with power shaft junction.
Further, described planetary gear 2 is connected by two pairs of clutch shaft bearings with gudgeon 3.
As shown in Figure 2 and Figure 3, further, the casing 4 of described decelerator is a circular casing, and described casing 4 is that an internal gear 6 is meshed with planetary gear 2.
As shown in Figure 4, the planet carrier 5 of above-mentioned decelerator is effectively equivalent to output shaft, has keyway 7 above it, for being connected with other devices.
Further, it is connected by two pairs of the second bearings between described planet carrier 5 and casing 4.
The above is only the preferred embodiment of the present invention; it should be pointed out that, for those skilled in the art, under the premise without departing from the technology of the present invention principle; can also making some improvement and deformation, these improve and deformation also should be regarded as protection scope of the present invention.
Claims (5)
1. a planetary reduction gear, it is characterised in that: described decelerator includes motor, power shaft, planetary gear (2), gudgeon (3), planet carrier (5), output shaft and casing (4); Described motor is in the outside of casing (4), and the output shaft of described motor is connected by shaft coupling with power shaft; Described power shaft is sun gear, is meshed with planetary gear (2), drives planetary gear (2) to rotate; Described planetary gear (2) is connected by bearing with gudgeon (3), drives gudgeon (3) to rotate, and described gudgeon (3) and planet carrier (5) are threaded connection, and drives planet carrier (5) to rotate.
2. a kind of planetary reduction gear according to claim 1, it is characterised in that: the output shaft of described motor is that flat key is connected with power shaft junction.
3. a kind of planetary reduction gear according to claim 1, it is characterised in that: described planetary gear (2) is connected by two pairs of clutch shaft bearings with gudgeon (3).
4. a kind of planetary reduction gear according to claim 1, it is characterised in that: described casing (4) is that an internal gear (6) is meshed with planetary gear (2).
5. a kind of planetary reduction gear according to claim 1, it is characterised in that: it is connected by two pairs of the second bearings between described planet carrier (5) with casing (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610204052.XA CN105650214A (en) | 2016-04-05 | 2016-04-05 | Planet speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610204052.XA CN105650214A (en) | 2016-04-05 | 2016-04-05 | Planet speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105650214A true CN105650214A (en) | 2016-06-08 |
Family
ID=56496940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610204052.XA Pending CN105650214A (en) | 2016-04-05 | 2016-04-05 | Planet speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105650214A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4026886A1 (en) * | 1990-08-25 | 1992-02-27 | Renk Ag | Planetary gear with support - has at least one planetary wheel with two central wheels with inner and outer cogging |
| CN2750120Y (en) * | 2004-06-29 | 2006-01-04 | 吴琼海 | Low backlash planet-gear speed reducer |
| CN203670717U (en) * | 2013-12-23 | 2014-06-25 | 杭州行星传动设备有限公司 | Input band clamping type coupler precision planetary reducer |
| CN204099688U (en) * | 2014-09-26 | 2015-01-14 | 陕西科技大学 | A kind of seal arrangement exempts to wash away electric-control stop valve |
| CN205689690U (en) * | 2016-04-05 | 2016-11-16 | 常州机电职业技术学院 | A kind of planetary reduction gear |
-
2016
- 2016-04-05 CN CN201610204052.XA patent/CN105650214A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4026886A1 (en) * | 1990-08-25 | 1992-02-27 | Renk Ag | Planetary gear with support - has at least one planetary wheel with two central wheels with inner and outer cogging |
| CN2750120Y (en) * | 2004-06-29 | 2006-01-04 | 吴琼海 | Low backlash planet-gear speed reducer |
| CN203670717U (en) * | 2013-12-23 | 2014-06-25 | 杭州行星传动设备有限公司 | Input band clamping type coupler precision planetary reducer |
| CN204099688U (en) * | 2014-09-26 | 2015-01-14 | 陕西科技大学 | A kind of seal arrangement exempts to wash away electric-control stop valve |
| CN205689690U (en) * | 2016-04-05 | 2016-11-16 | 常州机电职业技术学院 | A kind of planetary reduction gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160608 |