CN203743316U - Special speed reducer for tobacco machine - Google Patents
Special speed reducer for tobacco machine Download PDFInfo
- Publication number
- CN203743316U CN203743316U CN201420005992.2U CN201420005992U CN203743316U CN 203743316 U CN203743316 U CN 203743316U CN 201420005992 U CN201420005992 U CN 201420005992U CN 203743316 U CN203743316 U CN 203743316U
- Authority
- CN
- China
- Prior art keywords
- input
- speed reducer
- input shaft
- planet carrier
- part housing
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a special speed reducer for a tobacco machine. The special speed reducer comprises a shell, an input shaft connecting portion, a center pinion, an input planet carrier, a center bull wheel, a major planet carrier and an output shaft. Shaft holes are formed in two ends of the shell, the input shaft connecting portion, the center pinion and the center bull wheel are sequentially connected with one another, the input planet carrier is meshed with the center bull wheel, a plurality of planet pinions are arranged on the input planet carrier, a first inner gar ring and a second inner gear ring are arranged on the inner wall of the shell, the planet pinions are respectively meshed with the center pinion and the first inner gear ring, a plurality of planet bull wheels are arranged on the major planet carrier and are respectively meshed with the center bull wheel and the second inner gear ring, the major planet carrier is connected with the output shaft, an end of the output shaft extends out of the output shaft hole, an input cover plate is arranged on the outside of the input shaft hole, the input shaft connecting portion extends out of the input cover plate, a key slot is formed in the input shaft connecting portion, and a pressure plate is arranged at an end of the input shaft connecting portion. The special speed reducer has the advantages that the special speed reducer is connected with the tobacco machine by flat keys, a limiting effect can be realized by the pressure plate, and the special speed reducer is compact in structure and low in transmission errors.
Description
Technical field
The utility model relates to a kind of retarder, relates in particular to a kind of tobacco machine speed reducer dedicated.
Background technique
In prior art, cylinder gear speed reducer, worm speed reducer, conic reducer, harmonic speed reducer and planet-cycloid reducer are all widely used in transmission system, cylinder gear speed reducer volume is large, structure is heavy and velocity ratio is little, worm speed reducer and conic reducer efficiency are low, harmonic speed reducer torque is little, torsional stiffness is low, and planet-cycloid reducer cost is too high.
And in some middle-size and small-size machineries, we need a kind of cost low, compact structure, transmission is stable, the retarder of low noise.
Model utility content
The technical problems to be solved in the utility model is: in order to address the above problem, the utility model provides a kind of tobacco machine the speed reducer dedicated the problems referred to above that solve.
The utility model solves the technological scheme that its technical problem adopts: a kind of tobacco machine is speed reducer dedicated, comprise shell, input shaft joint, little central gear, input planet carrier, large central gear, major planets frame and output shaft, described shell one end has input shaft axis hole, the other end has output shaft axis hole, described little central gear one end connects input shaft joint, the other end connects large central gear, described large central gear and the central vertical setting of inputting planet carrier, input planet carrier is meshed with large central gear, on described input planet carrier, be circumferentially evenly equipped with multiple asteroid wheels, described asteroid wheel is flexibly connected with input planet carrier, on described outer casing inner wall, be provided with the first ring gear and the second ring gear, described asteroid wheel is meshed with little central gear and is meshed with the first ring gear, on described major planets frame, be connected with multiple major planets wheels, described major planets wheel is meshed and is meshed with the second ring gear with large central gear, described major planets frame is connected with output shaft, output shaft axis hole is stretched out in one end of described output shaft, described input shaft axis hole is outside equipped with input cover plate, described output shaft joint stretches out from input shaft axis hole and input cover plate, between described input cover plate and input shaft joint, be provided with bearing, one side of bearing is provided with outside framework oil seal, one side of stretching out input cover plate on described input shaft joint has keyway, one end that described input shaft joint stretches out input cover plate is provided with pressing plate.This pressing plate plays check strap and takes turns axially movable object after installation belt wheel.The design is applied to tobacco machine especially, wherein on keyway for belt wheel is installed, the clutch end band transmission of belt wheel and tobacco machine, thereby the power plant of tobacco machine and retarder can be linked together more closely, be conducive to the steady of transmission and reduce noise, driving error is also little.
More steady for transmission, described major planets wheel and asteroid wheel are 3.
For easy accessibility, described shell comprises input part housing and carry-out part housing, and described input part housing is fixedly connected with by screw with the end face of carry-out part housing.
Specifically, the first described ring gear and input part housing interference fit, the second described ring gear and carry-out part housing interference fit.
Also the first ring gear that can be described adopts and is threaded with input part housing, and the second described ring gear adopts and is threaded with carry-out part housing.
For to output shaft joint axial limiting, on described input shaft joint, be also socketed with axle card and adjust packing ring, described axle card is adjusted packing ring between bearing and outside framework oil seal.
The beneficial effects of the utility model are that the utility model tobacco machine is speed reducer dedicated, connects by flat key, pressing plate is spacing, well the power plant of tobacco machine and retarder are linked together, and reducer structure compactness, driving error is little, precision is higher, this practicality is in transmission process, and total number of teeth in engagement is more, and bearing capacity is strong, stable drive, noise is low.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the speed reducer dedicated optimum embodiment's of the utility model tobacco machine structural representation.
In figure 1, shell, 1-1, input part housing, 1-2, carry-out part housing, 2, input shaft joint, 3, little central gear, 4, input planet carrier, 5, large central gear, 6, major planets frame, 7, output shaft, 8, input shaft axis hole, 9, output shaft axis hole, 10, asteroid wheel, 11, the first ring gear, 12, the second ring gear, 13, major planets wheel, 14, input cover plate, 15, bearing, 16, outside framework oil seal, 17, keyway, 18, pressing plate, 19, adjust packing ring.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of tobacco machine of the utility model is speed reducer dedicated, comprise shell 1, input shaft joint 2, little central gear 3, input planet carrier 4, large central gear 5, major planets frame 6 and output shaft 7, shell 1 one end has input shaft axis hole 8, the other end has output shaft axis hole 9, little central gear 3 one end connect input shaft joint 2, the other end connects large central gear 5, large central gear 5 and the central vertical setting of inputting planet carrier 4, input planet carrier 4 is meshed with large central gear 5, on input planet carrier 4, be circumferentially evenly equipped with multiple asteroid wheels 10, asteroid wheel 10 is flexibly connected with input planet carrier 4, on shell 1 inwall, be provided with the first ring gear 11 and the second ring gear 12, asteroid wheel 10 is meshed with little central gear 3 and is meshed with the first ring gear 11, on major planets frame 6, be connected with multiple major planets wheels 13, major planets wheel 13 is meshed and is meshed with the second ring gear 12 with large central gear 5, major planets frame 6 is connected with output shaft 7, output shaft axis hole 9 is stretched out in one end of output shaft 7, input shaft axis hole 8 is outside equipped with input cover plate 14, input shaft joint 2 stretches out from input shaft axis hole 8 and input cover plate 14, between input cover plate 14 and input shaft joint 2, be provided with bearing 15, one side of bearing 15 is provided with outside framework oil seal 16, one side of stretching out input cover plate 14 on input shaft joint 2 has keyway 17, one end that input shaft joint 2 stretches out input cover plate 14 is provided with pressing plate 18, major planets wheel 13 and asteroid wheel 10 are 3, shell 1 comprises input part housing 1-1 and carry-out part housing 1-2, input part housing 1-1 is fixedly connected with by screw with the end face of carry-out part housing 1-2, the first ring gear 11 and input part housing 1-1 interference fit, the second ring gear 12 and carry-out part housing 1-2 interference fit, can certainly adopt and be threaded, on input shaft joint 2, be also socketed with axle card and adjust packing ring 19, axle card is adjusted packing ring 19 between bearing 15 and outside framework oil seal 16.
Utilize the flat key keyway 17 on input shaft joint 2 to connect belt wheel, the output terminal band transmission of belt wheel and power plant, utilize pressing plate 18 to carry out axial limiting to belt wheel, power plant are closely connected with input shaft joint 2, utilize 13 and 3 asteroid wheels 10 of 3 major planets wheels are set in retarder, total number of teeth in engagement increases, and transmission is more steady.
Taking above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, relevant staff can, not departing from the scope of this model utility technological thought, carry out various change and amendment completely.The technical scope of this model utility is not limited to the content on specification, must determine its technical scope according to claim scope.
Claims (6)
1. a tobacco machine is speed reducer dedicated, it is characterized in that: comprise shell (1), input shaft joint (2), little central gear (3), input planet carrier (4), large central gear (5), major planets frame (6) and output shaft (7), described shell (1) one end has input shaft axis hole (8), the other end has output shaft axis hole (9), described little central gear (3) one end connects input shaft joint (2), the other end connects large central gear (5), described large central gear (5) and the central vertical setting of inputting planet carrier (4), input planet carrier (4) is meshed with large central gear (5), on described input planet carrier (4), be circumferentially evenly equipped with multiple asteroid wheels (10), described asteroid wheel (10) is flexibly connected with input planet carrier (4), on described shell (1) inwall, be provided with the first ring gear (11) and the second ring gear (12), described asteroid wheel (10) is meshed with little central gear (3) and is meshed with the first ring gear (11), on described major planets frame (6), be connected with multiple major planets wheels (13), described major planets wheel (13) is meshed and is meshed with the second ring gear (12) with large central gear (5), described major planets frame (6) is connected with output shaft (7), output shaft axis hole (9) is stretched out in one end of described output shaft (7), described input shaft axis hole (8) is outside equipped with input cover plate (14), described input shaft joint (2) stretches out from input shaft axis hole (8) and input cover plate (14), between described input cover plate (14) and input shaft joint (2), be provided with bearing (15), one side of bearing (15) is provided with outside framework oil seal (16), one side of stretching out input cover plate (14) on described input shaft joint (2) has keyway (17), one end that described input shaft joint (2) stretches out input cover plate (14) is provided with pressing plate (18).
2. tobacco machine as claimed in claim 1 is speed reducer dedicated, it is characterized in that: described major planets wheel (13) and asteroid wheel (10) are 3.
3. tobacco machine as claimed in claim 2 is speed reducer dedicated, it is characterized in that: described shell (1) comprises that input part housing (1-1) and carry-out part housing (1-2) form, and described input part housing (1-1) is fixedly connected with by screw with the end face of carry-out part housing (1-2).
4. tobacco machine as claimed in claim 3 is speed reducer dedicated, it is characterized in that: described the first ring gear (11) and input part housing (1-1) interference fit, described the second ring gear (12) and carry-out part housing (1-2) interference fit.
5. tobacco machine as claimed in claim 3 is speed reducer dedicated, it is characterized in that: described the first ring gear (11) adopts and is threaded with input part housing (1-1), and described the second ring gear (12) adopts and is threaded with carry-out part housing (1-2).
6. the tobacco machine as described in claim 4 or 5 is speed reducer dedicated, it is characterized in that: on described input shaft joint (2), be also socketed with axle card and adjust packing ring (19), described axle card is adjusted packing ring (19) and is positioned between bearing (15) and outside framework oil seal (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420005992.2U CN203743316U (en) | 2014-01-06 | 2014-01-06 | Special speed reducer for tobacco machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420005992.2U CN203743316U (en) | 2014-01-06 | 2014-01-06 | Special speed reducer for tobacco machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203743316U true CN203743316U (en) | 2014-07-30 |
Family
ID=51343119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420005992.2U Expired - Fee Related CN203743316U (en) | 2014-01-06 | 2014-01-06 | Special speed reducer for tobacco machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203743316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594607A (en) * | 2019-02-21 | 2020-08-28 | 纳博特斯克有限公司 | Shaft device, gear mechanism, and oil seal |
-
2014
- 2014-01-06 CN CN201420005992.2U patent/CN203743316U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594607A (en) * | 2019-02-21 | 2020-08-28 | 纳博特斯克有限公司 | Shaft device, gear mechanism, and oil seal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140730 Termination date: 20200106 |