CN203309054U - Stepless speed regulating planetary speed reducer for straightening machine - Google Patents
Stepless speed regulating planetary speed reducer for straightening machine Download PDFInfo
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- CN203309054U CN203309054U CN201320262385XU CN201320262385U CN203309054U CN 203309054 U CN203309054 U CN 203309054U CN 201320262385X U CN201320262385X U CN 201320262385XU CN 201320262385 U CN201320262385 U CN 201320262385U CN 203309054 U CN203309054 U CN 203309054U
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- gear
- planetary
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- meshed
- spiral shell
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Abstract
A stepless speed changing planetary speed reducer for a straightening machine comprises a box body (15), an input shaft (12), a planetary gear train and a speed regulating structure, wherein the input shaft (12) and the planetary gear are installed inside the box body (15). The stepless speed changing planetary speed reducer is characterized in that the input shaft (12) is meshed with a sun wheel (11) in a planetary structure and transmits power to an intermediate shaft (13) through the planetary gear train, the intermediate shaft (13) is meshed with an output gear (16) through a coaxial gear (14), and the output gear (16) is installed on an output shaft (17) serving as a power output part. According to the stepless speed changing planetary speed reducer, the structure composed of a one-level bevel gear pair, a one-level parallel gear pair and a one-level planetary gear pair is adopted, and the number of speed reducing gears is greatly reduced. The stepless speed changing planetary speed reducer has the advantages of being small in size, large in transmitted power and low in manufacturing cost.
Description
Technical field
The utility model relates to a kind of gear reduction box, especially a kind of straightening machine gear reduction box, specifically a kind of straightening machine stepless speed regulation planetary speed reducer.
Background technique
Along with the development of producing, the part that need to align is more and more, also larger in batches, otherwise also just larger for the special gear box demand on straightening machine, previous dynamic balancing machine special gear box generally adopts simple arrangements for speed regulation, output speed must rely on decelerating through motor, causes volume large, complex structure.Therefore, design the speed governing of a kind of employing one-level, the special gear box of level Four shift is the task of top priority.In order to make straightening machine in the situation that guarantee normal the use, adopt many grades of speed change gears, reduce production costs; Increase utilization efficiency; Reduce floor space, be convenient to install, easy to operate.
Summary of the invention
The purpose of this utility model be for existing straightening machine speed reducer owing to adopting conventional gear reduction to cause volume large, noise is high, inefficient problem designs a kind of straightening machine stepless speed regulation planetary speed reducer.
The technical solution of the utility model is:
A kind of straightening machine stepless speed regulation planetary speed reducer, it comprises casing 15 and is arranged on input shaft 12, planetary gear train and the speed regulating structure in casing 15, it is characterized in that described input shaft 12 is meshed with the sun gear 11 in planetary structure, and by planetary gear train, transmission of power is arrived to jack shaft 13, jack shaft 13 is again by in-line gears 14 and output gear 16 engagements, and output gear 16 is arranged on the output shaft 17 as power output.
Described planetary gear train mainly is comprised of sun gear 11, planet wheel 7, Double gear-ring 6 and planet pivoted frame 10, when being connected with input shaft 12, sun gear 11 is meshed with planet wheel 7, planet wheel 7 is meshed with the ring gear of Double gear-ring 6, planet wheel 7 is arranged on wheel shaft 8, on one end bearing planet pivoted frame 10 of wheel shaft 8, the other end is bearing on jack shaft 13; The external toothing of Double gear-ring 6 is meshed with the gearwheel 15 in speed regulating structure, on the installation shaft 4 of gearwheel 15, be coaxially installed with large spiral shell umbrella 3, large spiral shell umbrella 3 is meshed with little spiral shell umbrella 2, little spiral shell umbrella 2 is arranged on speed governing input shaft 1, little spiral shell umbrella 2 and large spiral shell umbrella 3 engagements, large spiral shell umbrella 3 by key transmission of power to installation shaft 4, installation shaft 4 by key transmission of power to gearwheel 5, the external toothing of the Double gear-ring 6 in gearwheel 5 and planetary mechanism is meshed, by regulating the rotating speed of speed governing input shaft 1, can realize differential motion.
Described Double gear-ring 6 is arranged on rotary support 9, and rotary support 9 one ends are arranged on planet pivoted frame 10 and can relatively rotate by bearing, and the other end of rotary support 9 is arranged on jack shaft 13 by bearing.
Described casing 15 can be formed by Bolt Connection by the upper, middle and lower casing.
The beneficial effects of the utility model:
The utility model adopts the structure of one-level bevel gear pair+one-level parallel teeth wheel set+primary planet pinion pair, has greatly reduced the quantity of reduction gear, has a volume little, and transmitted power is large, the advantage of low cost of manufacture.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the linkage structure schematic diagram of the utility model output gear and output shaft.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in Figure 1-2.
A kind of straightening machine stepless speed regulation planetary speed reducer, it comprises casing 15, input shaft 12 and speed governing input shaft 1, one end of described input shaft 12 is connected with prime mover, and being connected with speed governing prime mover of speed governing input shaft 1, casing 15 can be formed so that assemble by the upper, middle and lower box body splicing.Described input shaft 12 is arranged in the sun gear 11 that is engaged with planetary mechanism on an end of casing 15, sun gear 11 is meshed with 3 planet wheels 7, planet wheel 7 is meshed with the ring gear of Double gear-ring 6 simultaneously, wheel shaft 8 one ends of planet wheel 7 are connected with planet pivoted frame 10, the other end is connected with jack shaft 13, speed governing input shaft 1 is connected with little spiral shell umbrella 2, little spiral shell umbrella 2 and large spiral shell umbrella 3 engagements, large spiral shell umbrella 3 by key transmission of power to installation shaft 4, installation shaft 4 by key transmission of power to gearwheel 5, the external toothing of the Double gear-ring 6 in gearwheel 5 and planetary mechanism is meshed, by regulating the rotating speed of speed governing input shaft 1, can realize differential motion.Input shaft 12 is connected with the sun gear 11 in planetary structure, by planetary structure, transmission of power is arrived to jack shaft 13, and jack shaft 13 connects in-line gears 14 by key again, as shown in Figure 1, in-line gears 14 and output gear 16 engagements, output gear 16 is connected with output shaft 17, as shown in Figure 2.Output shaft 17 and outer connecting device transferring power.
Planetary gear train of the present utility model mainly is comprised of sun gear 11, planet wheel 7, Double gear-ring 6 and planet pivoted frame 10, sun gear 11 with input shaft 12, is connected simultaneously and 3 planet wheels 7 are meshed, planet wheel 7 is meshed with the ring gear of Double gear-ring 6 simultaneously, and the wheel shaft 8 of planet wheel 7 is connected with planet pivoted frame 10 and jack shaft 13.
Speed regulating mechanism of the present utility model is connected with little spiral shell umbrella 2 by speed governing input shaft 1, little spiral shell umbrella 2 and large spiral shell umbrella 3 engagements, large spiral shell umbrella 3 by key transmission of power to axle 4, axle 4 by key transmission of power to gearwheel 5, the external toothing of the Double gear-ring 6 in gearwheel 5 and planetary mechanism is meshed, by regulating the rotating speed of speed governing input shaft 1, namely can realize differential motion.In order to realize differential drive, Double gear-ring 6 should be arranged on rotary support 9, and rotary support 9 one ends are arranged on planet pivoted frame 10 and can relatively rotate by bearing, and the other end is arranged on jack shaft 13 by bearing.
Working procedure of the present utility model is:
By speed governing prime mover driven by motor input bevel gear shaft 1, input bevel gear shaft 1 drives by the bevel gear 2 on it bevel gear wheel 3 and the installation shaft 4 that with it, are meshed again and rotates, cover has a gearwheel 5 on installation shaft 4, the external toothing engagement of the Double gear-ring 6 in this gearwheel 5 and planetary mechanism, input shaft 12 is connected with the sun gear 11 in planetary structure, by planetary structure, transmission of power is arrived to jack shaft 13, axle 13 connects in-line gears 14 by key again, in-line gears 14 and output gear 16 engagements, output gear 16 is connected with output shaft 17.Output shaft 17 and outer connecting device transferring power.And finally by output shaft 17, transmission of power is realized to the running of whole mechanism to the external device of straightening machine.
The utility model does not relate to partly all prior aries that maybe can adopt same as the prior art to be realized.
Claims (3)
1. straightening machine stepless speed regulation planetary speed reducer, it comprises casing (15) and is arranged on input shaft (12), planetary gear train and the speed regulating structure in casing (15), it is characterized in that described input shaft (12) is meshed with the sun gear (11) in planetary structure, and by planetary gear train, transmission of power is arrived to jack shaft (13), jack shaft (13) is again by in-line gears (14) and output gear (16) engagement, and output gear (16) is arranged on the output shaft (17) as power output.
2. straightening machine according to claim 1 stepless speed regulation planetary speed reducer, it is characterized in that described planetary gear train mainly is comprised of sun gear (11), planet wheel (7), Double gear-ring (6) and planet pivoted frame (10), sun gear (11) is meshed with planet wheel (7) when being connected with input shaft (12), planet wheel (7) is meshed with the ring gear of Double gear-ring (6), planet wheel (7) is arranged on wheel shaft (8), one end bearing planet pivoted frame (10) of wheel shaft (8) is upper, and the other end is bearing on jack shaft (13), the external toothing of Double gear-ring (6) is meshed with the gearwheel (15) in speed regulating structure, on the installation shaft (4) of gearwheel (15), be coaxially installed with large spiral shell umbrella (3), large spiral shell umbrella (3) is meshed with little spiral shell umbrella (2), little spiral shell umbrella (2) is arranged on speed governing input shaft (1), little spiral shell umbrella (2) and large spiral shell umbrella (3) engagement, large spiral shell umbrella (3) is given installation shaft (4) transmission of power by key, installation shaft (4) is given gearwheel (5) transmission of power by key, the external toothing of the Double gear-ring (6) in gearwheel (5) and planetary mechanism is meshed, by regulating the rotating speed of speed governing input shaft (1), can realize differential motion.
3. straightening machine according to claim 2 stepless speed regulation planetary speed reducer, it is characterized in that described Double gear-ring (6) is arranged on rotary support (9), rotary support (9) one ends are arranged on planet pivoted frame (10) above and can relatively rotate by bearing, and the other end of rotary support (9) is arranged on jack shaft (13) by bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320262385XU CN203309054U (en) | 2013-05-15 | 2013-05-15 | Stepless speed regulating planetary speed reducer for straightening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320262385XU CN203309054U (en) | 2013-05-15 | 2013-05-15 | Stepless speed regulating planetary speed reducer for straightening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203309054U true CN203309054U (en) | 2013-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320262385XU Expired - Lifetime CN203309054U (en) | 2013-05-15 | 2013-05-15 | Stepless speed regulating planetary speed reducer for straightening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203309054U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854680A (en) * | 2019-01-18 | 2019-06-07 | 天津工业大学 | A kind of dual output herringbone curved tooth differential gearing system of adjustable speed |
-
2013
- 2013-05-15 CN CN201320262385XU patent/CN203309054U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854680A (en) * | 2019-01-18 | 2019-06-07 | 天津工业大学 | A kind of dual output herringbone curved tooth differential gearing system of adjustable speed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131127 |