CN201301933Y - Vertical herringbone-tooth planetary speed reducer - Google Patents
Vertical herringbone-tooth planetary speed reducer Download PDFInfo
- Publication number
- CN201301933Y CN201301933Y CNU2008202167536U CN200820216753U CN201301933Y CN 201301933 Y CN201301933 Y CN 201301933Y CN U2008202167536 U CNU2008202167536 U CN U2008202167536U CN 200820216753 U CN200820216753 U CN 200820216753U CN 201301933 Y CN201301933 Y CN 201301933Y
- Authority
- CN
- China
- Prior art keywords
- gear train
- planetary gear
- shaft
- speed reducer
- butt joint
- 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 - Lifetime
Links
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 29
- 230000008878 coupling Effects 0.000 claims abstract description 18
- 238000010168 coupling process Methods 0.000 claims abstract description 18
- 238000005859 coupling reaction Methods 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 210000001503 joint Anatomy 0.000 claims description 23
- 238000007689 inspection Methods 0.000 claims description 6
- 239000000314 lubricant Substances 0.000 claims description 4
- 230000001050 lubricating effect Effects 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
Images
Classifications
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The utility model relates to a vertical herringbone tooth planetary reducer, including input shaft coupling, planetary gear train, box, radial tile, thrust tile and the bloated cover mechanism of output, wherein: the teeth on the sun gear, the planet carrier wheel and the inner gear ring in the planetary gear train are herringbone teeth; an input coupler is arranged at the upper end of a vertical sun wheel shaft in the planetary gear train; an inner gear ring in the planetary gear train is fixed by a floating gear ring; the planet carrier in the planetary gear train is connected with a support frame, and the support frame is positioned in a box cover of the box body through a radial bearing; the planet carrier in the planetary gear train is connected with an output shaft through a bolt and a pin, and the output shaft and the sun gear shaft are positioned on the same axis; an output expansion sleeve mechanism in the output shaft is supported on a speed reducer bottom plate by a thrust bush and a radial bush. The advantages are that: compact structure, large output torque and stable operation.
Description
Technical field
The utility model relates to a kind of speed reducer, especially a kind of vertical herringbone tooth speed reducer.
Background technique
The high-power gear reducer that present vertical carrying torsion pass is used generally all adopts the straight-tooth reduction gearing mechanism, because straight-tooth transmission contact ratio is low, transmission stability is relatively poor, and volume is also bigger, if adopt the helical teeth reduction gearing mechanism, then can produce very big axial force, the axially locating of speed reducer is difficulty very, how when eliminating the axial force that the helical teeth transmission produces, can also improve the ability of the transmission stability and the output torque of vertical type speed reducer (change gear), and can reduce volume, become the problem that people pay close attention to.
Summary of the invention
The purpose of this utility model is: low at the straight-tooth transmission contact ratio that adopts straight-tooth reduction gearing mechanism vertical type speed reducer (change gear) to exist, transmission stability is relatively poor, bulky problem, and the very big axial force of easy generation that adopts the helical teeth reduction gearing mechanism to exist, the axially locating of speed reducer is the problem of difficulty very, and a kind of new vertical type speed reducer (change gear) is provided.
The purpose of this utility model is achieved in that a kind of vertical double helical tooth planetary speed reducer, comprise input coupling, planetary gear train, casing, radially watt, thrust bearing shoe valve and output expansion set mechanism, it is characterized in that:
A) tooth on the sun gear in the planetary gear train, star frame wheel, the ring gear is " people " word tooth;
B) upright sun wheel shaft upper end is provided with the input coupling in the planetary gear train;
C) ring gear in the planetary gear train is fixed by unsteady gear ring; Planet carrier in the planetary gear train is connected with supporting frame, and described supporting frame is positioned in the case lid of casing by radial bearing;
D) planet carrier is connected with output shaft with pin by bolt in the planetary gear train, and described output shaft and sun wheel shaft are positioned at same axis;
E) the output expansion set mechanism in the output shaft is by thrust bearing shoe valve with radially on watt speed reducer base plate that is supported in.
In the utility model: described input coupling comprises butt joint cover, butt joint inner spline housing, axle sleeve and input shaft end baffle plate, wherein, butt joint cover one end is an inner spline housing, the other end is provided with male splined shaft, the inner spline housing of butt joint cover docks with the end splined shaft of sun wheel shaft, the male splined shaft of butt joint cover with dock inner spline housing and dock, the butt joint inner spline housing is connected with axle sleeve by bolt, be provided with the input shaft end baffle plate between butt joint cover and the axle sleeve, each spline that docks in the input coupling is crowned teeth.
In the utility model: described input coupling also is provided with safety cover.
In the utility model: contain three planet wheels in the described planetary gear train at least.
In the utility model: described output expansion set mechanism is: the hole of perforation is set at speed reducer base plate and output shaft center, and the through hole top of output shaft is provided with output terminal axle head baffle plate, is provided with expansion set in the through hole of output shaft.
In the utility model: be provided with the pilot hole and the lubricant oil judas that contain inspection hole cover on the casing, also be provided with lubricating pump.
Advantage of the present utility model is: vertical type speed reducer (change gear) adopts the double helical tooth planetary train, under equal volume, can improve bearing capacity; The input end of planetary gear train is provided with the input coupling, and the output shaft of output terminal is by by bolt and pin and planet carrier connection, and by thrust bearing shoe valve and compact structure on watt speed reducer base plate that is supported in radially; The ring gear of planetary gear train is fixed in casing by unsteady gear ring, can make several planet wheels better realize all carrying; Input coupling and sun wheel shaft adopt crowned teeth, can the angle and the position of deviation be compensated; Adopt the power dividing of multirow star-wheel simultaneously, the tooth on sun gear, star frame wheel, the ring gear is " people " word tooth simultaneously, can improve the output torque of speed reducer, makes the smoothness of operation of speed reducer.
Description of drawings
Fig. 1 is the structural representation of the utility model implementation column.
Among the figure: 1; base plate, 2; oil pooling hood, 3; thrust bearing shoe valve; 4; bush seat, 5; radially watt, 6; pressing plate; 7; output shaft, 8; expansion set, 9; output terminal axle head baffle plate; 10; the pilot hole that contains inspection hole cover, 11; casing, 12; case lid; 13; radial bearing, 14; pressing plate, 15; following safety cover; 16; last safety cover, 17; axle sleeve, 18; input end axle head baffle plate; 19; the butt joint inner spline housing, 20; the butt joint cover, 21; supporting frame; 22; sun wheel shaft, 23; planet axis, 24; gear ring; 25; planet wheel, 26; unsteady gear ring, 27; ring gear; 28; planet carrier, 29; the lubricant oil judas that contain inspection hole cover, 30; lubricating pump.
Embodiment
Accompanying drawing discloses the concrete structure of a kind of implementation column of the utility model without limitation, and the utility model will be further described below in conjunction with accompanying drawing.
As seen from Figure 1: the utility model comprise input coupling, planetary gear train, casing 11, case lid 12, radially watts 5, thrust bearing shoe valve 3 and output expansion set mechanism.Sun wheel shaft 22 upper ends upright in the planetary gear train are provided with the input coupling; Ring gear 27 in the planetary gear train is fixed by unsteady gear ring 26; Planet carrier 28 in the planetary gear train is connected with supporting frame 21, and described supporting frame 21 is positioned in the case lid 12 of casing 11 by radial bearing 13; Planet carrier 21 is connected with output shaft 7 with pin by bolt in the planetary gear train, and described output shaft 7 is positioned at same axis with sun wheel shaft 22; Output expansion set mechanism in the output shaft 7 is by thrust bearing shoe valve 3 with radially on the base plate 1 of watt 5 speed reducers that are supported in, and radially watts 5 as in the bush seat 4.
In the present embodiment: the tooth on the sun gear in the planetary gear train, star frame wheel 25, the ring gear 27 is " people " word tooth; Described input coupling comprises butt joint cover 20, butt joint inner spline housing 19, axle sleeve 17 and input end axle head baffle plate 18, wherein, butt joint cover 20 1 ends are inner spline housing, the other end is provided with male splined shaft, the inner spline housing of butt joint cover 20 docks with the end splined shaft of sun wheel shaft 22, the male splined shaft of butt joint cover 20 with dock inner spline housing 19 and dock, butt joint inner spline housing 19 is connected with axle sleeve 17 by bolt, be provided with input end axle head baffle plate 18 between butt joint cover 20 and the axle sleeve 17, each spline that docks in the described input coupling is crowned teeth; The input coupling also is furnished with safety cover, and safety cover is made up of last safety cover 16 and following safety cover 15; Contain four planet wheels 25 in the planetary gear train; Described output expansion set mechanism is: in the hole that the base plate 1 and output shaft 7 centers of speed reducer are provided with perforation, the through hole top of output shaft 7 is provided with output terminal axle head baffle plate 9, is provided with expansion set 8 in the through hole of output shaft 7; Casing 11 is provided with pilot hole 10 that contains inspection hole cover and the lubricant oil judas 29 that contain inspection hole cover, also is provided with lubricating pump 30 on the casing 11.
In the present embodiment: in order to prevent in each parts work axial displacement to take place, be provided with pressing plate 6, be provided with pressing plate 14 in radial bearing 13 upper edges in watt 5 upper edges radially.
During concrete enforcement, the gear ring 26 that floats can also can mesh with the gear ring 24 that is fixed on the casing 11, and be provided with the pressing plate that prevents axial displacement as shown in Figure 1 directly by being bolted on the casing 11.
Claims (6)
1, a kind of vertical double helical tooth planetary speed reducer, comprise input coupling, planetary gear train, casing, radially watt, thrust bearing shoe valve and output expansion set mechanism, it is characterized in that:
A) tooth on the sun gear in the planetary gear train, star frame wheel, the ring gear is " people " word tooth;
B) upright sun wheel shaft upper end is provided with the input coupling in the planetary gear train;
C) ring gear in the planetary gear train is fixed by unsteady gear ring; Planet carrier in the planetary gear train is connected with supporting frame, and described supporting frame is positioned in the case lid of casing by radial bearing;
D) planet carrier is connected with output shaft with pin by bolt in the planetary gear train, and described output shaft and sun wheel shaft are positioned at same axis;
E) the output expansion set mechanism in the output shaft is by thrust bearing shoe valve with radially on watt speed reducer base plate that is supported in.
2, vertical double helical tooth planetary speed reducer according to claim 1, it is characterized in that: described input coupling comprises butt joint cover, butt joint inner spline housing, axle sleeve and input shaft end baffle plate, wherein, butt joint cover one end is an inner spline housing, the other end is provided with male splined shaft, the inner spline housing of butt joint cover docks with the end splined shaft of sun wheel shaft, the male splined shaft of butt joint cover with dock inner spline housing and dock, the butt joint inner spline housing is connected with axle sleeve by bolt, be provided with the input shaft end baffle plate between butt joint cover and the axle sleeve, each spline that docks in the input coupling is crowned teeth.
3, vertical double helical tooth planetary speed reducer according to claim 2, it is characterized in that: described input coupling also is provided with safety cover.
4, according to claim 1 or 2 or 3 described vertical double helical tooth planetary speed reducers, it is characterized in that: contain three planet wheels in the described planetary gear train at least.
5, vertical double helical tooth planetary speed reducer according to claim 4, it is characterized in that: described output expansion set mechanism is: the hole that perforation is set at speed reducer base plate and output shaft center, the through hole top of output shaft is provided with output terminal axle head baffle plate, is provided with expansion set in the through hole of output shaft.
6, vertical double helical tooth planetary speed reducer according to claim 5 is characterized in that: casing is provided with pilot hole and the lubricant oil judas that contain inspection hole cover, also is provided with lubricating pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202167536U CN201301933Y (en) | 2008-11-14 | 2008-11-14 | Vertical herringbone-tooth planetary speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202167536U CN201301933Y (en) | 2008-11-14 | 2008-11-14 | Vertical herringbone-tooth planetary speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201301933Y true CN201301933Y (en) | 2009-09-02 |
Family
ID=41085559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202167536U Expired - Lifetime CN201301933Y (en) | 2008-11-14 | 2008-11-14 | Vertical herringbone-tooth planetary speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201301933Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287491A (en) * | 2011-08-03 | 2011-12-21 | 重庆齿轮箱有限责任公司 | Vertical type planet gearbox transmission device |
| CN102563022A (en) * | 2012-02-03 | 2012-07-11 | 江苏省金象传动设备股份有限公司 | Flexible planet carrier of vertical mill speed reducer |
| CN102817968A (en) * | 2012-05-24 | 2012-12-12 | 袁宗凡 | Inner meshed double circular arc structure |
| CN103335097A (en) * | 2013-07-17 | 2013-10-02 | 中国船舶重工集团公司第七�三研究所 | Floating structure with flexible annular gear rings centered automatically |
| CN110725670A (en) * | 2019-12-03 | 2020-01-24 | 山西省平遥减速器有限责任公司 | Buffer type floating installation device for motor of beam-pumping unit |
-
2008
- 2008-11-14 CN CNU2008202167536U patent/CN201301933Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287491A (en) * | 2011-08-03 | 2011-12-21 | 重庆齿轮箱有限责任公司 | Vertical type planet gearbox transmission device |
| CN102287491B (en) * | 2011-08-03 | 2013-11-27 | 重庆齿轮箱有限责任公司 | Vertical type planet gearbox transmission device |
| CN102563022A (en) * | 2012-02-03 | 2012-07-11 | 江苏省金象传动设备股份有限公司 | Flexible planet carrier of vertical mill speed reducer |
| CN102563022B (en) * | 2012-02-03 | 2014-07-09 | 江苏省金象传动设备股份有限公司 | Flexible planet carrier of vertical mill speed reducer |
| CN102817968A (en) * | 2012-05-24 | 2012-12-12 | 袁宗凡 | Inner meshed double circular arc structure |
| CN103335097A (en) * | 2013-07-17 | 2013-10-02 | 中国船舶重工集团公司第七�三研究所 | Floating structure with flexible annular gear rings centered automatically |
| CN110725670A (en) * | 2019-12-03 | 2020-01-24 | 山西省平遥减速器有限责任公司 | Buffer type floating installation device for motor of beam-pumping unit |
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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: 20090902 |