CN105952874A - Planetary reducer - Google Patents
Planetary reducer Download PDFInfo
- Publication number
- CN105952874A CN105952874A CN201610554998.9A CN201610554998A CN105952874A CN 105952874 A CN105952874 A CN 105952874A CN 201610554998 A CN201610554998 A CN 201610554998A CN 105952874 A CN105952874 A CN 105952874A
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- CN
- China
- Prior art keywords
- output shaft
- input
- gear
- outside
- ring
- 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.)
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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
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/04—Combinations of toothed gearings only
- F16H37/041—Combinations of toothed gearings only for conveying rotary motion with constant gear ratio
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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
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D15/00—Transmission of mechanical power
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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
- F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/40—Transmission of power
- F05B2260/403—Transmission of power through the shape of the drive components
- F05B2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05B2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclic, planetary or differential type
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Retarders (AREA)
Abstract
The invention discloses a planetary reducer. The planetary reducer comprises a reducer body and a planetary reduction device arranged at the input end of the reducer body. The reducer body comprises a first output shaft, a three-level sun gear and a two-level sun gear which are sequentially connected in series. According to the planetary reducer, the one-level planetary reduction device is arranged at the input end of the reducer body, the power is transmitted to a planetary wheel system set formed by two-level planetary wheel systems connected in series through a parallel shaft, and then the power is transmitted to a walking base through a three-level planetary wheel system. By means of the structure, the planetary reducer has the characteristics of being small in size, light in weight, smooth and steady in operation, low in noise and using cost and remarkable in energy saving effect.
Description
Technical field
The present invention relates to a kind of planetary reducer.
Background technology
In recent years, China's capital construction facility market of construction starts accelerated growth, and planetary reducer is widely used on engineering mechanical device.Planetary reducer is a kind of for reducing prime mover output speed, improves the planetary reducer of output moment of torsion.
At present, caterpillar track travelling long-spiral drilling machine steps into domestic piling machinery market, be used for overcoming existing long-spiral drilling machine can not independent ambulation, piling efficiency is low, and transition needs the shortcoming all decomposed.But owing to long screw auger driver drilling rod pile frame is higher, most about 30 meters, during for preventing the machine from walking, pile frame significantly swings and causes a machine to be toppled over, requiring reductor output speed between 1.6～1.8 r/min, YZR-180L-8 selected by motor, and output speed is 730r/min, gear ratio is about 425, and error is not more than 4%.Not up to gear ratio requirement, prior art uses increases one-level parallel axle speed reducing machine at the input at reductor, but although this reductor meets gear ratio requirement, but owing to additional deceleration body is long-pending bigger, conduct oneself with dignity heavier, connect and support weakness, often damage in using, and profile clumsiness is unsightly.
Summary of the invention
It is an object of the invention to provide a kind of planetary reducer, with solve reductor due to volume relatively big, from the heavy problem causing it to be in use easily damaged.
For solving above-mentioned technical problem, the present invention provides a kind of planetary reducer, including reductor, and is arranged on the planetary reducer of the input of reductor；
Reductor includes the first output shaft, tertiary centre gear and the secondary center gear being sequentially connected in series；The outside of the first output shaft is provided with sprocket hub and the first output shaft shell, and sprocket hub is arranged on the rearward end of the first output shaft shell, and the rear end of sprocket hub is provided with the first gland, is connected by clutch shaft bearing between the first output shaft and the first output shaft shell；The outside of the input of tertiary centre gear is provided with jackshaft, and the outside of jackshaft is provided with middle casing, is provided with the second bearing between middle casing and jackshaft；Being provided with third-level planetary train between jackshaft and the first output shaft, the outside of third-level planetary train is provided with the three grades of ring gears being connected between the first output shaft shell and middle casing；The outside of one end that secondary center gear is connected with tertiary centre gear is provided with secondary planet train, and the outside of secondary planet train is provided with and is connected to input two grades of ring gears between end cap and middle casing；The input of secondary center gear is fixed on input lid by bearing pin, it is provided with, between input and the input end cap of secondary center gear, the driven pulley being fixed on secondary center gear, driven pulley is fixed on bearing pin by the 3rd bearing, and the top of driven pulley is provided with the input gear axle being fixed on input lid；
Planetary reducer includes the connection dish being connected with input end cap, the middle part being arranged on connection dish and the parallel axes being connected with input gear axle；The input of parallel axes is provided with primary centre gear；One end of primary centre gear is connected with parallel axes by being arranged on the second gland of its tip inside, and the other end connects adapter sleeve；The outside of primary centre gear is sequentially provided with primary planet train, cylinder body, piston and seal disc；The second output shaft it is provided with outside the input of parallel axes, primary planet train is arranged between the second output shaft and cylinder body, the outside of primary planet train is provided with the one-level ring gear being connected between connection dish and connector, the outside of cylinder body, piston and seal disc is provided with the connector being connected with one-level ring gear, one end that seal disc is connected with piston is provided with support shaft, and support shaft is socketed with outside friction disc and inner attrition piece；One end of adapter sleeve extends in one-level ring gear, and the other end and seal disc junction are provided with oil sealing.
Further, the outfan of the first output shaft and sprocket hub junction are provided with the second sealing ring, and the first output shaft shell and sprocket hub junction are provided with floating sealing ring, are equipped with the first sealing ring between floating sealing ring and the first output shaft shell and sprocket hub.
Further, cylinder body and piston and connector junction are equipped with the 3rd sealing ring, the 3rd sealing ring be respectively provided on two sides with second back-up ring.
Further, between parallel axes and the second output shaft, it is provided with packing ring, between the second gland and parallel axes, is provided with liner.
Further, the first gland is bolted on the first output shaft by first；Jackshaft is by the second input being bolted to the first output shaft；Three grades of ring gears and the first output shaft shell and middle casing by the 3rd be bolted to together with.
Further, the outer edge of seal disc is fixed on connector by the first screw；Connection dish, one-level internal tooth and connector are fixed together by the second screw.
The invention have the benefit that
1, the application increases primary planet deceleration device by the input at reductor, power is transferred to by parallel axes the planet circular system group formed by gear for two stage planetary gear train series connection, then by third-level planetary train, power is delivered to walking basal seat.It is little that the planetary reducer using said structure has volume, and lightweight, smooth running, low noise, cost of use is low, energy-saving effect outstanding feature.
2, the brake open in usual that the planetary reducer in the application uses, promotes piston by injection pressure oil, and pressing friction sheet produces frictional damping moment of torsion, after brake pressure release, pushing piston open by one group of compression spring, brake unlocks, it is started without hydraulic system during driving, decreases energy consumption.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention；
Fig. 2 is the structural representation of the planetary reducer of one embodiment of the invention.
Wherein: 1, the first gland；2, the first bolt；3, sprocket hub；4, the first output shaft；5, floating sealing ring；6, the first sealing ring；7, clutch shaft bearing；8, the first output shaft shell；9, the second bolt；10, third-level planetary train；11, three grades of ring gears；12, middle casing；13, the second bearing；14, two grades of ring gears；15, input gear axle；16, input end cap；17, bearing pin；18, secondary center gear；181, secondary planet train；19, driven pulley；20, tertiary centre gear；201, jackshaft；21, the 3rd bolt；22, the second sealing ring；23, connection dish；24, plug screw；25, the first packing ring；26, one-level ring gear；27, cylinder body；28, piston；29, connector；30, seal disc；31, oil sealing；32, adapter sleeve；33, primary centre gear；34, the first back-up ring；35, outside friction disc；36, inner attrition piece；37, the first screw；38, the 3rd sealing ring；39, the second back-up ring；40, the second screw；41, the second packing ring；42, the second gland；43, liner；44, the second output shaft；45, primary planet train；46, parallel axes.
Detailed description of the invention
Below the detailed description of the invention of the present invention is described; so that those skilled in the art understand the present invention; it is to be understood that; the invention is not restricted to the scope of detailed description of the invention; from the point of view of those skilled in the art; as long as various changes limit and in the spirit and scope of the present invention that determine, these changes are apparent from, and all utilize the innovation and creation of present inventive concept all at the row of protection in appended claim.
Planetary reducer as shown in Figure 1, including reductor, and is arranged on the planetary reducer of the input of reductor；Separately below various piece is described in detail:
An embodiment according to the application, reductor includes the first output shaft 4, tertiary centre gear 20 and the secondary center gear 18 being sequentially connected in series.Wherein, the outside of the first output shaft 4 is provided with sprocket hub 3 and the first output shaft shell 8, sprocket hub 3 is arranged on the rearward end of the first output shaft shell 8 body, and the rear end of sprocket hub 3 is provided with the first gland 1, is connected by clutch shaft bearing 7 between the first output shaft 4 with the first output shaft shell 8.The outfan of the first output shaft 4 and sprocket hub 3 junction are provided with the second sealing ring 22, and the first output shaft shell 8 is provided with floating sealing ring 5 with sprocket hub 3 junction, is equipped with the first sealing ring 6 between floating sealing ring 5 and the first output shaft shell 8 and sprocket hub 3.First gland 1 is fixed on the first output shaft 4 by the first bolt 2；Jackshaft 201 is fixed on the input of the first output shaft 4 by the second bolt 9；Three grades of ring gears 11 are fixed together by the 3rd bolt 21 with the first output shaft shell 8 and middle casing 12.
The outside of the input of tertiary centre gear 20 is provided with jackshaft 201, and the outside of jackshaft 201 is provided with middle casing 12, is provided with the second bearing 13 between middle casing 12 and jackshaft 201；Being provided with third-level planetary train 10 between jackshaft 201 and the first output shaft 4, the outside of third-level planetary train 10 is provided with the three grades of ring gears 11 being connected between the first output shaft shell 8 and middle casing 12.
The outside of one end that secondary center gear 18 is connected with tertiary centre gear 20 is provided with secondary planet train 181, and the outside of secondary planet train 181 is provided with and is connected to input two grades of ring gears 14 between end cap 16 and middle casing 12；The input of secondary center gear 18 is fixed on input end cap 16 by bearing pin 17, it is provided with, between input and the input end cap 16 of secondary center gear 18, the driven pulley 19 being fixed on secondary center gear 18, driven pulley 19 is fixed on bearing pin 17 by the 3rd bearing, and the top of driven pulley 19 is provided with the input gear axle 15 being fixed on input end cap 16；
An embodiment according to the application, as in figure 2 it is shown, planetary reducer includes the connection dish 23 being connected with input end cap 16, the middle part being arranged on connection dish 23 and the parallel axes 46 being connected with input gear axle 15.The input of parallel axes 46 is provided with primary centre gear 33；One end of primary centre gear 33 is connected with parallel axes 46 by being arranged on the second gland 42 of its tip inside, and the other end connects adapter sleeve 32, is provided with liner 43 between the second gland 42 and parallel axes 46.The outside of primary centre gear 33 is sequentially provided with primary planet train 45, cylinder body 27, piston 28 and seal disc 30.The second output shaft 44 it is provided with outside the input of parallel axes 46, it is provided with the second packing ring 41 between parallel axes 46 and the second output shaft 44, primary planet train 45 arranges between the second output shaft 44 and cylinder body 27, the outside of primary planet train 45 be provided be connected between connection dish 23 and connector 29 one-level ring gear 26, the outside of cylinder body 27, piston 28 and seal disc 30 is provided with the connector 29 being connected with one-level ring gear 26, one end that seal disc 30 is connected with piston 28 is provided with support shaft, and support shaft is socketed with outside friction disc 35 and inner attrition piece 36.One end of adapter sleeve 32 extends in one-level ring gear 26, and the other end and seal disc 30 junction are provided with oil sealing 31.
One-level ring gear 26 is connected with primary planet train 45 with by plug screw 24, and plug screw 24 and one-level ring gear 26 junction are provided with the first packing ring 25.Cylinder body 27 and piston 28 are equipped with the 3rd sealing ring 38 with connector 29 junction, the 3rd sealing ring 38 be respectively provided on two sides with second back-up ring 39.The outer edge of seal disc 30 is fixed on connector 29 by the first screw 37；Connection dish 23, one-level internal tooth and connector 29 are fixed together by the second screw 40.
The brake open in usual that planetary reducer in the application uses, promotes piston 28 by injection pressure oil, and pressing friction sheet produces frictional damping moment of torsion, after brake pressure release, pushing piston 28 open by one group of compression spring, brake unlocks, it is started without hydraulic system during driving, decreases energy consumption.
In sum, the application increases primary planet deceleration device by the input at reductor, power is transferred to by parallel axes 46 the planet circular system group formed by gear for two stage planetary gear train series connection, then by third-level planetary train 10, power is delivered to walking basal seat.It is little that the planetary reducer using said structure has volume, and lightweight, smooth running, low noise, cost of use is low, energy-saving effect outstanding feature.
Claims (6)
1. a planetary reducer, it is characterised in that include reductor, and be arranged on the planetary reducer of described reductor input；
Described reductor includes the first output shaft, tertiary centre gear and the secondary center gear being sequentially connected in series；The outside of described first output shaft is provided with sprocket hub and the first output shaft shell, described sprocket hub is arranged on the rearward end of described first output shaft shell, the rear end of described sprocket hub is provided with the first gland, is connected by clutch shaft bearing between described first output shaft with described first output shaft shell；The outside of the input of described tertiary centre gear is provided with jackshaft, and the outside of described jackshaft is provided with middle casing, is provided with the second bearing between described middle casing and jackshaft；Being provided with third-level planetary train between described jackshaft and the first output shaft, the outside of described third-level planetary train is provided with the three grades of ring gears being connected between the first output shaft shell and middle casing；The outside of one end that described secondary center gear is connected with tertiary centre gear is provided with secondary planet train, and the outside of described secondary planet train is provided with and is connected to input two grades of ring gears between end cap and middle casing；The input of described secondary center gear is fixed on input lid by bearing pin, it is provided with, between input and the input end cap of secondary center gear, the driven pulley being fixed on secondary center gear, driven pulley is fixed on described bearing pin by the 3rd bearing, and the top of driven pulley is provided with the input gear axle being fixed on input lid；
Described planetary reducer includes the connection dish being connected with described input end cap, the middle part being arranged on described connection dish and the parallel axes being connected with described input gear axle；The input of described parallel axes is provided with primary centre gear；One end of described primary centre gear is connected with described parallel axes by being arranged on the second gland of its tip inside, and the other end connects adapter sleeve；The outside of described primary centre gear is sequentially provided with primary planet train, cylinder body, piston and seal disc；The second output shaft it is provided with outside the input of parallel axes, described primary planet train is arranged between described second output shaft and cylinder body, the outside of described primary planet train is provided with the one-level ring gear being connected between described connection dish and connector, the outside of described cylinder body, piston and seal disc is provided with the connector being connected with described one-level ring gear, one end that described seal disc is connected with described piston is provided with support shaft, and described support shaft is socketed with outside friction disc and inner attrition piece；One end of described adapter sleeve extends in described one-level ring gear, and the other end and described seal disc junction are provided with oil sealing.
Planetary reducer the most according to claim 1, it is characterized in that, the outfan of described first output shaft and sprocket hub junction are provided with the second sealing ring, described first output shaft shell and sprocket hub junction are provided with floating sealing ring, are equipped with the first sealing ring between described floating sealing ring and the first output shaft shell and sprocket hub.
Planetary reducer the most according to claim 1, it is characterised in that described cylinder body and piston and connector junction are equipped with the 3rd sealing ring, described 3rd sealing ring be respectively provided on two sides with second back-up ring.
Planetary reducer the most according to claim 1, it is characterised in that be provided with packing ring between described parallel axes and the second output shaft, be provided with liner between described second gland and parallel axes.
Planetary reducer the most according to claim 1, it is characterised in that described first gland is bolted on described first output shaft by first；Described jackshaft is by the second input being bolted to the first output shaft；Described three grades of ring gears and the first output shaft shell and middle casing by the 3rd be bolted to together with.
Planetary reducer the most according to claim 1, it is characterised in that the outer edge of described seal disc is fixed on described connector by the first screw；Described connection dish, one-level internal tooth and connector are fixed together by the second screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610554998.9A CN105952874B (en) | 2016-07-15 | 2016-07-15 | Planetary reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610554998.9A CN105952874B (en) | 2016-07-15 | 2016-07-15 | Planetary reducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105952874A true CN105952874A (en) | 2016-09-21 |
| CN105952874B CN105952874B (en) | 2018-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610554998.9A Active CN105952874B (en) | 2016-07-15 | 2016-07-15 | Planetary reducer |
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| Country | Link |
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| CN (1) | CN105952874B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101429987A (en) * | 2008-12-08 | 2009-05-13 | 中信重工机械股份有限公司 | Parallel axis multi-stage planetary gear speed reducer for large-scale roller press |
| CN203214785U (en) * | 2013-02-28 | 2013-09-25 | 沈观耕 | Planetary gear speed reducer with tertiary planet carrier and secondary sun wheel mechanism |
| CN204140784U (en) * | 2014-09-12 | 2015-02-04 | 无锡麻德克斯精机有限公司 | A kind of three-stage planetary gear speed reducer |
| CN204200974U (en) * | 2014-09-02 | 2015-03-11 | 南京捷力齿轮箱技术有限公司 | Multipurpose gear-box |
| CN205155091U (en) * | 2015-10-20 | 2016-04-13 | 启东万惠机械制造有限公司 | Free fall is reduction gear for hoist engine |
-
2016
- 2016-07-15 CN CN201610554998.9A patent/CN105952874B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101429987A (en) * | 2008-12-08 | 2009-05-13 | 中信重工机械股份有限公司 | Parallel axis multi-stage planetary gear speed reducer for large-scale roller press |
| CN203214785U (en) * | 2013-02-28 | 2013-09-25 | 沈观耕 | Planetary gear speed reducer with tertiary planet carrier and secondary sun wheel mechanism |
| CN204200974U (en) * | 2014-09-02 | 2015-03-11 | 南京捷力齿轮箱技术有限公司 | Multipurpose gear-box |
| CN204140784U (en) * | 2014-09-12 | 2015-02-04 | 无锡麻德克斯精机有限公司 | A kind of three-stage planetary gear speed reducer |
| CN205155091U (en) * | 2015-10-20 | 2016-04-13 | 启东万惠机械制造有限公司 | Free fall is reduction gear for hoist engine |
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| Publication number | Publication date |
|---|---|
| CN105952874B (en) | 2018-05-25 |
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