CN210106494U - Industrial large-ratio speed reducer - Google Patents
Industrial large-ratio speed reducer Download PDFInfo
- Publication number
- CN210106494U CN210106494U CN201920213984.XU CN201920213984U CN210106494U CN 210106494 U CN210106494 U CN 210106494U CN 201920213984 U CN201920213984 U CN 201920213984U CN 210106494 U CN210106494 U CN 210106494U
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- China
- Prior art keywords
- planet carrier
- speed reducer
- gear
- stator
- ratio speed
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 20
- 238000009434 installation Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 230000001154 acute effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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Abstract
The utility model discloses an industrial large-ratio speed reducer, including the stator overcoat, stator overcoat one end is provided with the closing cap, be provided with pivoted rotor planet carrier in the stator overcoat, rotor planet carrier links to each other with the output shaft, the output shaft is visited out from the stator overcoat, be provided with the input shaft in the closing cap, be provided with the worm axle on the rotor planet carrier, input shaft department is provided with the initiative bevel gear, be provided with the driven bevel gear with initiative bevel gear engaged with in the worm axle. The utility model discloses ordinary lathe of general machinery factory just can produce, as long as adjust the clearance between ring gear, star gear, turbine worm can, require lowerly to processing equipment, reduced the production and processing cost. The utility model discloses thoroughly solved in traditional planetary reducer sun gear, star gear, the unable adjustment of ring gear, and the problem that the angle position precision is low in the transmission.
Description
Technical Field
The utility model belongs to the reduction gear field, concretely relates to industrial large-scale reduction gear.
Background
The industrial robot base and the joint reducer are usually two stages of large-ratio reducers for the base, wherein one stage is planetary gear reduction, the other stage is pin wheel cycloid reduction, and the joint is in a harmonic reduction mode.
The traditional planetary speed reduction, cycloid speed reduction and angular position precision are not required, and only the speed reduction effect of concentric speed reduction is achieved.
In a high-precision industrial robot, the speed reduction part needs to have both speed reduction precision and reciprocating angular position precision.
In the planetary gear speed reduction mode, the sun gear, the star gear and the inner gear ring cannot be finely adjusted, so that small or zero gaps at the meshing position are difficult to achieve.
The planetary gear speed reduction is gear transmission, the sensitivity is very high, but when reciprocating, the angular position has surmount impact, influences the location accuracy.
Today, japan occupies 90% of the world's industrial robot decelerator market by virtue of the facility process advantages, while china now has a demand of several billions each year, and this demand is expanding, and 95% of all are purchasing japanese products, which is a huge investment.
Disclosure of Invention
The utility model discloses a solve the problem that prior art exists and propose, its purpose provides an industrial large-ratio reduction gear.
The technical scheme of the utility model is that: the utility model provides an industrial large-ratio speed reducer, includes the stator overcoat, stator overcoat one end is provided with the closing cap, be provided with the pivoted rotor planet carrier in the stator overcoat, the rotor planet carrier links to each other with the output shaft, the output shaft is visited out from the stator overcoat, be provided with the input shaft in the closing cap, be provided with the worm shaft on the rotor planet carrier, input shaft department is provided with the initiative bevel gear, be provided with in the worm shaft with the driven bevel gear of initiative bevel gear engaged with.
The worm shaft is provided with a right-handed part and a left-handed part, the rotor planet carrier is provided with two rotating shafts, and the right-handed part and the left-handed part are respectively meshed with the turbines on the two rotating shafts.
The rotating shaft is provided with a star wheel, the stator outer sleeve is internally provided with an inner gear ring, and the star wheel is meshed with the inner gear ring.
And bearing seats are arranged in the rotor planet carrier, and the rotating shaft is arranged between the two bearing seats.
An installation arc-shaped hole is formed in the bearing seat, a fixing bolt is further arranged in the rotor planet carrier, an eccentric wheel is arranged on the fixing bolt, and the position of the bearing seat is finely adjusted by the eccentric wheel.
The planet gear is characterized in that two eccentric adjusting sleeves are arranged in the rotor planet carrier, arc-shaped adjusting holes are formed in the eccentric adjusting sleeves, bolts penetrate through the arc-shaped adjusting holes to fix the eccentric adjusting sleeves, and the distance between the star wheel and the inner gear ring can be finely adjusted through the relative positions of the bolts and the arc-shaped adjusting holes.
The output shaft and the input shaft are coaxial.
And a support bearing for supporting the planet carrier of the rotor is arranged in the stator outer sleeve.
And an inner bearing for supporting the rotating shaft is arranged in the eccentric adjusting sleeve.
The utility model has the advantages as follows:
the utility model discloses the clearance between epaxial levogyration portion of worm, dextrorotation portion and the turbine can be realized to the precision height, has improved the precision between the two of the aforesaid in the assembly.
The utility model discloses a worm gear's transmission mode can realize the regulation of big ratio, but worm gear auto-lock simultaneously surmounts when not having the angular position diversion and assaults, operates steadily.
The utility model discloses ordinary lathe of general machinery factory just can produce, as long as adjust the clearance between ring gear, star gear, turbine worm can, require lowerly to processing equipment, reduced the production and processing cost.
The utility model discloses thoroughly solved in traditional planetary reducer sun gear, star gear, the unable adjustment of ring gear, and the problem that the angle position precision is low in the transmission.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
wherein:
1 stator jacket 2 closing cap
3 input shaft 4 output shaft
5 rotor planet carrier 6 active bevel gear
7 driven bevel gear 8 worm shaft
9 turbine 10 shaft
11 eccentric adjusting sleeve 12 support bearing
13 ring gear and 14 star gears
15 inner bearing 16 arc-shaped adjusting hole
17 bearing seat 18 mounting arc-shaped hole
19 right-handed part 20 left-handed part
21 fixing the bolt 22 eccentric wheel.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples:
as shown in fig. 1-2, an industrial large-ratio speed reducer comprises a stator housing 1, wherein a seal cover 2 is arranged at one end of the stator housing 1, a rotating rotor planet carrier 5 is arranged in the stator housing 1, the rotor planet carrier 5 is connected with an output shaft 4, the output shaft 4 extends out of the stator housing 1, an input shaft 3 is arranged in the seal cover 2, a worm shaft 8 is arranged on the rotor planet carrier 5, a driving bevel gear 6 is arranged at the input shaft 3, and a driven bevel gear 7 meshed with the driving bevel gear 6 is arranged in the worm shaft 8.
The worm shaft 8 is provided with a right-handed part 19 and a left-handed part 20, the rotor planet carrier 5 is provided with two rotating shafts 10, and the right-handed part 19 and the left-handed part 20 are respectively meshed with the turbines 9 on the two rotating shafts 10.
The rotating shaft 10 is provided with a star wheel 14, the stator outer sleeve 1 is internally provided with an inner gear ring 13, and the star wheel 14 is meshed with the inner gear ring 13.
A bearing seat 17 is arranged in the rotor planet carrier 5, and the rotating shaft 10 is arranged between the two bearing seats 17.
An installation arc-shaped hole 18 is formed in the bearing seat 17, a fixing bolt 21 is further arranged in the rotor planet carrier 5, an eccentric wheel 22 is arranged on the fixing bolt 21, and the eccentric wheel 22 finely adjusts the position of the bearing seat 17.
Two eccentric adjusting sleeves 11 are arranged in the rotor planet carrier 5, arc adjusting holes 16 are formed in the eccentric adjusting sleeves 11, bolts penetrate through the arc adjusting holes 16 to fix the eccentric adjusting sleeves 11, and the distance between the star wheel 14 and the inner gear ring 13 can be finely adjusted through the relative positions of the bolts and the arc adjusting holes 16.
The output shaft 4 and the input shaft 3 are coaxial.
A support bearing 12 for supporting the rotor planet carrier 5 is arranged in the stator outer sleeve 1.
An inner bearing 15 for supporting the rotating shaft is arranged in the eccentric adjusting sleeve 11.
The utility model discloses improve on traditional planetary reducer's basis, give up the sun gear among traditional planetary reducer, and drive two turbines that pivot 10 is gone up through dextrorotation portion 19, levogyration portion 20 on the worm axle 8, drive star gear 14 through pivot 10.
The sealing cover 2 is internally provided with a bearing for supporting the input shaft 3, and the stator outer sleeve 1 is internally provided with a bearing for supporting the output shaft 4.
The axis of the rotating shaft 10 is parallel to the axes of the input shaft 3 and the output shaft 4, and the worm shaft 8 is perpendicular to the axis space of the rotating shaft 10.
And a stepped structure for positioning one side of the inner gear ring 13 is arranged in the stator outer sleeve 1.
The rotor planet carrier 5 is a double-hole rotor planet carrier.
The included angle between the mounting strip-shaped hole and the worm shaft 8 is an acute angle. The eccentric wheel 22 is operated manually, the eccentric wheel 22 drives the bearing seat 17 to deflect, so that the worm shaft 8 is adjusted, gaps among the right-handed part 19, the left-handed part 20 and the turbine 9 are formed, and then the bearing seat 17 is fixed in the rotor planet carrier 5 after the bolts are tightened.
The adjustment principle of the arc-shaped adjusting holes 16 is the same as that of the arc-shaped adjusting holes, the eccentric adjusting sleeve 11 can be adjusted after the bolts are loosened, when the eccentric adjusting sleeve is adjusted towards the inner gear ring 13, the gap between the inner gear ring 13 and the star wheel 14 is reduced, when the inner gear ring 13 is adjusted according to the principle, the gap between the inner gear ring 13 and the star wheel 14 is increased, and after the bolts are screwed down, the eccentric adjusting sleeve 11 is fixed in the rotor planet carrier 5.
The utility model discloses the clearance between epaxial levogyration portion of worm, dextrorotation portion and the turbine can be realized to the precision height, has improved the precision between the two of the aforesaid in the assembly.
The utility model discloses a worm gear's transmission mode can realize the regulation of big ratio, but worm gear auto-lock simultaneously surmounts when not having the angular position diversion and assaults, operates steadily.
The utility model discloses ordinary lathe of general machinery factory just can produce, as long as adjust the clearance between ring gear, star gear, turbine worm can, require lowerly to processing equipment, reduced the production and processing cost.
The utility model discloses thoroughly solved in traditional planetary reducer sun gear, star gear, the unable adjustment of ring gear, and the problem that the angle position precision is low in the transmission.
Claims (9)
1. The utility model provides an industrial large-ratio reduction gear, includes stator overcoat (1), its characterized in that: stator overcoat (1) one end is provided with closing cap (2), be provided with pivoted rotor planet carrier (5) in stator overcoat (1), rotor planet carrier (5) link to each other with output shaft (4), output shaft (4) are followed stator overcoat (1) and are visited out, be provided with input shaft (3) in closing cap (2), be provided with worm axle (8) on rotor planet carrier (5), input shaft (3) department is provided with initiative bevel gear (6), be provided with in worm axle (8) with driven bevel gear (7) that initiative bevel gear (6) meshed mutually.
2. An industrial high ratio speed reducer according to claim 1, wherein: be provided with dextrorotation portion (19), levogyration portion (20) on worm axle (8), be provided with two pivot (10) on rotor planet carrier (5), dextrorotation portion (19), levogyration portion (20) mesh with turbine (9) on two pivot (10) respectively mutually.
3. An industrial high ratio speed reducer according to claim 2, wherein: the stator is characterized in that a star wheel (14) is arranged on the rotating shaft (10), an inner gear ring (13) is arranged in the stator outer sleeve (1), and the star wheel (14) is meshed with the inner gear ring (13).
4. An industrial high ratio speed reducer according to claim 3, wherein: a bearing seat (17) is arranged in the rotor planet carrier (5), and the rotating shaft (10) is arranged between the two bearing seats (17).
5. An industrial high ratio speed reducer according to claim 4, wherein: an installation arc-shaped hole (18) is formed in the bearing seat (17), a fixing bolt (21) is further arranged in the rotor planet carrier (5), an eccentric wheel (22) is arranged on the fixing bolt (21), and the eccentric wheel (22) finely adjusts the position of the bearing seat (17).
6. An industrial high ratio speed reducer according to claim 5, wherein: the novel planetary gear is characterized in that two eccentric adjusting sleeves (11) are arranged in the rotor planet carrier (5), arc adjusting holes (16) are formed in the eccentric adjusting sleeves (11), bolts penetrate through the arc adjusting holes (16) to fix the eccentric adjusting sleeves (11), and the distance between the star wheel (14) and the inner gear ring (13) can be finely adjusted through the relative positions of the bolts and the arc adjusting holes (16).
7. An industrial high ratio speed reducer according to claim 6, wherein: the output shaft (4) and the input shaft (3) are coaxial.
8. An industrial high ratio speed reducer according to claim 7, wherein: and a support bearing (12) for supporting the rotor planet carrier (5) is arranged in the stator outer sleeve (1).
9. An industrial high ratio speed reducer according to claim 8, wherein: an inner bearing (15) for supporting the rotating shaft is arranged in the eccentric adjusting sleeve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920213984.XU CN210106494U (en) | 2019-02-20 | 2019-02-20 | Industrial large-ratio speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920213984.XU CN210106494U (en) | 2019-02-20 | 2019-02-20 | Industrial large-ratio speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210106494U true CN210106494U (en) | 2020-02-21 |
Family
ID=69532639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920213984.XU Expired - Fee Related CN210106494U (en) | 2019-02-20 | 2019-02-20 | Industrial large-ratio speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210106494U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109869446A (en) * | 2019-02-20 | 2019-06-11 | 天津德恒源科技有限公司 | Industrial large-ratio speed reducer |
| CN111828551A (en) * | 2020-07-09 | 2020-10-27 | 成都飞亚航空设备应用研究所有限公司 | Electric driving mechanism suitable for wing folding system |
-
2019
- 2019-02-20 CN CN201920213984.XU patent/CN210106494U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109869446A (en) * | 2019-02-20 | 2019-06-11 | 天津德恒源科技有限公司 | Industrial large-ratio speed reducer |
| CN109869446B (en) * | 2019-02-20 | 2024-02-09 | 天津德恒源科技有限公司 | Industrial large-speed-ratio speed reducer |
| CN111828551A (en) * | 2020-07-09 | 2020-10-27 | 成都飞亚航空设备应用研究所有限公司 | Electric driving mechanism suitable for wing folding system |
| CN111828551B (en) * | 2020-07-09 | 2021-09-17 | 成都飞亚航空设备应用研究所有限公司 | Electric driving mechanism suitable for wing folding system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200221 Termination date: 20210220 |