CN106594182A - Compact gear transmission device having high transmission ratio - Google Patents
Compact gear transmission device having high transmission ratio Download PDFInfo
- Publication number
- CN106594182A CN106594182A CN201510659497.2A CN201510659497A CN106594182A CN 106594182 A CN106594182 A CN 106594182A CN 201510659497 A CN201510659497 A CN 201510659497A CN 106594182 A CN106594182 A CN 106594182A
- Authority
- CN
- China
- Prior art keywords
- gear
- shaft
- output shaft
- ring gear
- compact
- 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
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
- F16H1/206—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members characterised by the driving or driven member being composed of two or more gear 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
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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
- F16H2055/173—Crown gears, i.e. gears have axially arranged teeth
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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
- F16H2055/176—Ring gears with inner teeth
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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
- F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention discloses a compact gear transmission device having a high transmission ratio. The compact gear transmission device includes an output shaft, an input shaft, and a gear device; the output shaft is hollow and arranged in a gear box, two pins radially extending outward are fixedly arranged on the output shaft; a gear is rotatably arranged on the pins; a first crown gear and a second crown gear are rotatably arranged on the output shaft at each side of the pins, and includes first gear rings and second cylindrical gear rings; the first gear rings are engaged with the gear; the cylindrical gear rings and corresponding gear rings generate different transmission ratios on an eccentric shaft; the eccentric shaft and the output shaft extend in parallel, and is rotatably arranged in the gear box; and the eccentric shaft is driven by a small gear of the input shaft, and when the input shaft rotates, the pins are forced to rotate with respect to a central line of the output shaft. The beneficial effects of the invention are that the compact gear transmission device is compact in structure design, can save use space, is low in precision demand, is simple in gear system assembly, is reliable in system operation, and is low in manufacturing cost.
Description
Technical field
The present invention relates to a kind of gear drive, and in particular to a kind of compact gear actuating device with high transmission ratio, a high transmission ratio is provided between input shaft and output shaft.
Background technology
Usually, differential type reduction gearing has high gear ratio, but reduction gearing includes relatively great amount of conical gear, input shaft and output shaft is needed to be mutually perpendicular to, such reduction gearing manufacturing cost is high, and needs to take than larger space, it is difficult to adapt to different applications.Despite geared system alleviate disadvantages mentioned above, although its output shaft is hollow, a transverse axis partial blockage axis hole in gear, making it difficult to space is used on hollow axle, under industrial robot applicable cases, the conduit for being used for cable, different medium and other drive shafts using hollow axle is favourable, but obstructive transverse axis constitutes unfavorable condition, additionally, the plane of input shaft and output shaft must determine a given low-angle, increased required precision so that assembling is complicated.
The content of the invention
The technical problem to be solved in the present invention is that input shaft and output shaft extend in parallel and connect in the way of given driving means, and gear train assembling is simple, and system operation reliability, structure design is compact, and saving uses space, and required precision is low, reduces manufacturing cost.
In order to solve above-mentioned technical problem, the present invention is using technical scheme：A kind of compact gear actuating device with high transmission ratio.
A kind of compact gear actuating device with high transmission ratio, including：One input shaft, one output shaft and geared system, output shaft is hollow and in gear-box, two pins for extending radially out have been fixedly mounted thereon, gear is rotatably installed on pin, first and second ring gears are rotatably installed on output shaft in every side of pin, it includes the first ring gear and the second cylinder ring gear, first ring gear is engaged with gear, cylinder ring gear and the corresponding ring gear gear ratio that collective effect generation is different on eccentric shaft, eccentric shaft is extended in parallel with output shaft, and be rotatably installed in gear-box, eccentric shaft is driven by the little gear of input shaft, when input shaft rotates, pin is forced to rotate with regard to the centrage of output shaft.
Described geared system is the device for connecting input shaft and output shaft.
Described the first ring gear and the cylinder ring gear of the first ring gear are with the first gear ratio collective effect, the little gear of described input shaft is engaged with the second described ring gear and cylinder ring gear, determine the second gear ratio, the number of teeth of little gear determines the 3rd gear ratio with the ratio of the number of teeth of cylinder ring gear, and second gear ratio is different from the first gear ratio.
Described input shaft is connected by little gear engagement with eccentric shaft, and little gear is regularly connected with input shaft, and engages with cylinder ring gear.
The first and second described ring gears have the mutually different number of teeth, and cylinder ring gear has the mutual identical number of teeth, and the first ring gear has the identical number of teeth.
Described eccentric shaft is rotatably installed on the carrier shaft being regularly connected with gear-box by internal bearings.
The invention solves the problems that advantage and beneficial effect be：Structure design is compact, and saving uses space, and required precision is low, and gear train assembling is simple, and system operation reliability reduces manufacturing cost.
Description of the drawings
Accompanying drawing 1：A kind of compact gear actuating device schematic diagram with high transmission ratio.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention will be further described：A kind of compact gear actuating device with high transmission ratio, including：One output shaft（1）, an input shaft（2）With connection input shaft（2）And output shaft（1）Geared system, output shaft（1）It is hollow and installed in gear-box（3）It is interior, two pins for extending radially out have been fixedly mounted thereon（4a, 4b）, gear（5）It is rotatably installed in pin（4a, 4b）On, the first and second ring gears（6,7）In pin（4a, 4b）Every side be rotatably installed in output shaft（1）On, it includes the first ring gear（8,9）With the second cylinder ring gear（10,11）, the first ring gear（8,9）With gear（5）Engagement, cylinder ring gear（10,11）With corresponding ring gear（12,13）In eccentric shaft（14）Upper collective effect produces different gear ratios, the first described ring gear（12）With the first ring gear（6）Cylinder ring gear（10）With the first gear ratio collective effect, described input shaft（2）Little gear（15）With the second described ring gear（13）With cylinder ring gear（11）Engagement, it is determined that the second gear ratio, little gear（15）The number of teeth and cylinder ring gear（11）The ratio of the number of teeth determine the 3rd gear ratio, the first and second different from the first gear ratio, described ring gears of second gear ratio（12,13）With the mutually different number of teeth, cylinder ring gear（10,11）With the mutual identical number of teeth, the first ring gear（8,9）With the identical number of teeth.Described input shaft（2）By little gear（15）Engagement and eccentric shaft（14）Connection, little gear（15）Regularly with input shaft（2）Connection, and with cylinder ring gear（11）Engagement.Eccentric shaft（14）By internal bearings（16,17）Be rotatably installed in regularly with gear-box（3）The carrier shaft of connection（18）On, eccentric shaft（14）With output shaft（1）Extend in parallel, and be rotatably installed in gear-box（3）It is interior, eccentric shaft（14）By input shaft（2）Little gear（15）Drive, when input shaft rotates, force pin（4a, 4b）With regard to output shaft（1）Centrage rotation.
Claims (6)
1. a kind of compact gear actuating device with high transmission ratio, it is characterised in that include：One output shaft（1）, an input shaft（2）And geared system, output shaft（1）It is hollow and installed in gear-box（3）It is interior, two pins for extending radially out have been fixedly mounted thereon（4a, 4b）, gear（5）It is rotatably installed in pin（4a, 4b）On, the first and second ring gears（6,7）In pin（4a, 4b）Every side be rotatably installed in output shaft（1）On, it includes the first ring gear（8,9）With the second cylinder ring gear（10,11）, the first ring gear（8,9）With gear（5）Engagement, cylinder ring gear（10,11）With corresponding ring gear（12,13）In eccentric shaft（14）Upper collective effect produces different gear ratios, eccentric shaft（14）With output shaft（1）Extend in parallel, and be rotatably installed in gear-box（3）It is interior, eccentric shaft（14）By input shaft（2）Little gear（15）Drive, when input shaft rotates, force pin（4a, 4b）With regard to output shaft（1）Centrage rotation.
2. a kind of compact gear actuating device with high transmission ratio according to claim 1, it is characterised in that：Described geared system is connection input shaft（2）And output shaft（1）Device.
3. a kind of compact gear actuating device with high transmission ratio according to claim 1, it is characterised in that：The first described ring gear（12）With the first ring gear（6）Cylinder ring gear（10）With the first gear ratio collective effect, described input shaft（2）Little gear（15）With the second described ring gear（13）With cylinder ring gear（11）Engagement, it is determined that the second gear ratio, little gear（15）The number of teeth and cylinder ring gear（11）The ratio of the number of teeth determine the 3rd gear ratio, second gear ratio is different from the first gear ratio.
4. a kind of compact gear actuating device with high transmission ratio according to claim 1, it is characterised in that：Described input shaft（2）By little gear（15）Engagement and eccentric shaft（14）Connection, little gear（15）Regularly with input shaft（2）Connection, and with cylinder ring gear（11）Engagement.
5. a kind of compact gear actuating device with high transmission ratio according to claim 1, it is characterised in that：The first and second described ring gears（12,13）With the mutually different number of teeth, cylinder ring gear（10,11）With the mutual identical number of teeth, the first ring gear（8,9）With the identical number of teeth.
6. a kind of compact gear actuating device with high transmission ratio according to claim 1, it is characterised in that：Described eccentric shaft（14）By internal bearings（16,17）Be rotatably installed in regularly with gear-box（3）The carrier shaft of connection（18）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510659497.2A CN106594182A (en) | 2015-10-14 | 2015-10-14 | Compact gear transmission device having high transmission ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510659497.2A CN106594182A (en) | 2015-10-14 | 2015-10-14 | Compact gear transmission device having high transmission ratio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106594182A true CN106594182A (en) | 2017-04-26 |
Family
ID=58551742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510659497.2A Pending CN106594182A (en) | 2015-10-14 | 2015-10-14 | Compact gear transmission device having high transmission ratio |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106594182A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392921A (en) * | 2020-12-03 | 2021-02-23 | 福建思普计量检测科技有限公司 | Variable-speed transmission mechanism |
| CN112392914A (en) * | 2020-12-03 | 2021-02-23 | 福建思普计量检测科技有限公司 | Disc distributed output mechanism with multiple transmission ratios |
-
2015
- 2015-10-14 CN CN201510659497.2A patent/CN106594182A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392921A (en) * | 2020-12-03 | 2021-02-23 | 福建思普计量检测科技有限公司 | Variable-speed transmission mechanism |
| CN112392914A (en) * | 2020-12-03 | 2021-02-23 | 福建思普计量检测科技有限公司 | Disc distributed output mechanism with multiple transmission ratios |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170426 |