CN108119619A - A kind of planet gear type changement - Google Patents
A kind of planet gear type changement Download PDFInfo
- Publication number
- CN108119619A CN108119619A CN201711406660.XA CN201711406660A CN108119619A CN 108119619 A CN108119619 A CN 108119619A CN 201711406660 A CN201711406660 A CN 201711406660A CN 108119619 A CN108119619 A CN 108119619A
- Authority
- CN
- China
- Prior art keywords
- clutch
- brake
- planet
- gear
- oil cylinder
- 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.)
- Pending
Links
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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/46—Gearings having only two central gears, connected by orbital gears
- F16H3/60—Gearings for reversal only
-
- 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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/46—Gearings having only two central gears, connected by orbital gears
- F16H3/58—Gearings having only two central gears, connected by orbital gears with sets of orbital gears, each consisting of two or more intermeshing orbital gears
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
A kind of planet gear type changement provided by the invention, including row input shaft, output shaft, planet row, clutch, brake；Planet row, clutch, brake are installed in housing；The defects of present invention compensates for existing changement motility does not commutate can realize positive speed than for 1, commutation speed ratio is between 0.33~3.0, it is simple in structure, it is compact, with torque-converters, gearbox tandem compound, can form with the identical Hydrodynamic transmission for advancing, falling back gear number amount.
Description
Technical field
The present invention relates to a kind of planet gear type changements.
Background technology
Rail vehicle, bull-dozer etc. usually need frequent power to commutate at work, and existing ordinary skill reversing machine
Structure realizes commutation with a pair of of gear, simple in structure, due to being engaged transmission, so cannot realize dynamic in the case that non-stop-machine
Power commutates, and single planetary bevel gear structure is also difficult to realize the power that speed ratio is -1 and commutates, i.e., speed is constant, and direction changes, uniline star
Row only has six kinds of transmission schemes, is -1 without gearratio.
The content of the invention
In order to solve the above technical problems, the present invention provides a kind of planet gear type changements.
The present invention is achieved by the following technical programs.
A kind of planet gear type changement provided by the invention, including row input shaft, output shaft, planet row, clutch, system
Dynamic device；Planet row, clutch, brake are installed in housing；
The planet row includes planet carrier, the first gear ring, the second gear ring, dual planetary gear, sun gear；
The clutch includes oil cylinder, piston, clutch outer hub, clutch disc；
The brake includes friction plate, brake oil cylinder, brake plunger.
The radially outer of the planet carrier is mounted with the second gear ring and the first gear ring, and planet carrier is centrally mounted at output shaft
On, the sun gear is mounted on input shaft, and the sun gear passes through the dual planetary gear and the second tooth that are mounted in the middle part of planet carrier
Circle and the transmission of the first gear ring.
The oil cylinder is mounted on input shaft and in the outside of sun gear, and the piston is mounted in oil cylinder, the clutch
Device piece is mounted on the radial outer end of piston, the radial outer end that the outer hub of the clutch is mounted on, the outer hub of clutch also with the first tooth
Circle connection.
The brake oil cylinder is fixed in housing, and the brake plunger is mounted in brake oil cylinder, the friction
Piece is mounted on brake plunger.
Middle part is also equipped with rear baffle in the housing, and rear baffle separates hub outside clutch and friction plate.
The middle part of the housing housing is mounted on by bearing on input shaft or output shaft.
The beneficial effects of the present invention are：Compensate for existing changement not motility commutate the defects of, can realize forward direction
For speed than being 1, the speed that commutates ratio is simple in structure between -0.33~-3.0, compact, can group with torque-converters, gearbox tandem compound
Into with the identical Hydrodynamic transmission for advancing, falling back gear number amount.
Description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the drive mechanism schematic diagram of the present invention；
In figure：1- input shafts, 2- oil cylinders, 3- pistons, the outer hub of 4- clutches, 5- housings, 6- output shafts, 7- clutch disc,
The first gear rings of 8-, 9- rear baffles, 10- friction plates, 11- fixed plates, 12- brake oil cylinders, 13- brake plungers, 14- second
Gear ring, 15- planet carriers, 16- dual planetary gears, 17- sun gears.
Specific embodiment
Be described further below technical scheme, but claimed scope be not limited to it is described.
A kind of planet gear type changement, including row input shaft 1, output shaft 6, planet row, clutch, brake；Planet
Row, clutch, brake are installed in housing 5；
The planet row includes planet carrier 15, the first gear ring 8, the second gear ring 14, dual planetary gear 16, sun gear 17；
The clutch includes oil cylinder 2, piston 3, clutch outer hub 4, clutch disc 7；
The brake includes friction plate 10, brake oil cylinder 12, brake plunger 13.
The radially outer of the planet carrier 15 is mounted with the second gear ring 14 and the first gear ring 8, the center installation of planet carrier 15
On output shaft 6, the sun gear 17 is mounted on input shaft 1, and the sun gear 17 is by being mounted on 15 middle part of planet carrier
Dual planetary gear 16 is driven with the second gear ring 14 and the first gear ring 8.
The oil cylinder 2 is mounted on input shaft 1 and in the outside of sun gear 17, and the piston 3 is mounted in oil cylinder 2, institute
State the radial outer end that clutch disc 7 is mounted on piston 3, the radial outer end that the outer hub 4 of the clutch is mounted on, the outer hub 4 of clutch
Also it is connected with the first gear ring 8.
The brake oil cylinder 12 is fixed in housing 5, and the brake plunger 13 is mounted in brake oil cylinder 12, institute
Friction plate 10 is stated on brake plunger 13.
Middle part is also equipped with rear baffle 9 in the housing 5, and rear baffle 9 separates hub outside clutch 4 and friction plate 10.
The middle part of the housing housing 5 is mounted on by bearing on input shaft 1 or output shaft 6.
Fig. 1 includes dual planetary gear planet row, clutch, brake；The oil cylinder 2 of clutch is connected with input shaft 1, from
The outer hub 4 of clutch is connected with the planet row planet carrier gear ring 8 of dual planetary gear, 15 one end of planet carrier of the planet row of dual planetary gear and row
Carrier gear ring 14 and planet carrier gear ring 8 connect, and the other end is connected with output shaft 18, and sun gear 17 is connected with input shaft 1, housing 5
Bearing is installed between input shaft 1, bearing is installed between the one end connected in planet carrier 15 and output shaft 18 and housing 5.
Clutch includes oil cylinder 2, clutch plunger 3, clutch disc 7；Oil cylinder 2 is mounted on input shaft 1, is connected by key
It connects, clutch disc 7 is mounted on piston 3, and clutch plunger 3 is mounted in oil cylinder 2.
Dual planetary gear planet row includes planet carrier gear ring 8, planet carrier 15, dual planetary gear 16, planet carrier gear ring 14, sun gear
17；15 one end of planet carrier is connected with planet carrier gear ring 14 and planet carrier gear ring 8, and 15 other end of planet carrier is connected with output shaft 18,
By key connection, sun gear 17 is mounted on input shaft 1, and by key connection, dual planetary gear 16 is engaged with sun gear 17, double-planet
Wheel 16 is mounted on planet carrier 15.
Brake includes friction plate 10, brake oil cylinder 12, brake plunger 13；Brake oil cylinder 12 is fixed on housing 5
On, brake plunger 13 is placed in brake oil cylinder 12, and friction plate 10 is mounted on brake plunger 13；Rear baffle 9 is all fixed
On housing 5；Bearing is installed between housing 5 and input shaft 1, one end that planet carrier 15 and output shaft 18 connect and housing 5 it
Between bearing is installed.
By controlling the combination or separation of clutch, brake, realize positive speed than for 1, reversely speed than for -0.33~-
3.0 power commutation.When 2 oil inlet of clutch oil cylinder, 12 emptying of brake oil cylinder, clutch plunger 3 compresses clutch to moving to left
Device piece 7 makes the outer hub 4 of clutch be connected with planet carrier gear ring 8, and making power, clutch oil cylinder 2 makes outside clutch by input shaft 1
Hub 4, planet carrier gear ring 8, planet carrier 15, to output shaft 18, realize speed than the positive output for 1；During forward direction output, brake rubs
Pad 10 separates, and dual planetary gear 16, planet carrier gear ring 14 dally.When 12 oil inlet of brake oil cylinder, 2 emptying of clutch oil cylinder, system
Actuator piston 13 moves right, and compresses brake piece 10, brakes planet carrier gear ring 14, power is made to pass through input shaft 1, sun gear
17th, dual planetary gear 16, planet carrier 15 to output shaft 18, realize speed than the reversed output for scope between -0.33~-3.0；Instead
To during output, clutch friction plate 7 separates, and brake oil cylinder 12, fixed plate 11, rear baffle 9 are fixed on housing 5.
During the forward direction output of dual planetary gear mechanism, power passes through input shaft 1, clutch oil cylinder 2, clutch outer hub 4, planet carrier
Gear ring 8, planet carrier 15, to output shaft 18, dual planetary gear 16 does not work, and does not have cogged engaged transmission, reliable operation so.Only
Dual planetary gear 16 is just used when having commutation.Gear ring 8 is connected on planet carrier 15, and gear ring 14 is floating part, when planetary gear engages, energy
Eliminate the inhomogeneities of several groups of planetary gears.
Claims (6)
1. a kind of planet gear type changement, including row input shaft (1), output shaft (6), planet row, clutch, brake,
It is characterized in that：Planet row, clutch, brake are installed in housing (5)；
The planet row includes planet carrier (15), the first gear ring (8), the second gear ring (14), dual planetary gear (16), sun gear
(17)；
The clutch includes oil cylinder (2), piston (3), clutch outer hub (4), clutch disc (7)；
The brake includes friction plate (10), brake oil cylinder (12), brake plunger (13).
2. planet gear type changement as described in claim 1, it is characterised in that：The radially outer peace of the planet carrier (15)
The second gear ring (14) and the first gear ring (8) are filled, planet carrier (15) is centrally mounted on output shaft (6), the sun gear
(17) be mounted on input shaft (1), the sun gear (17) by be mounted on dual planetary gear (16) in the middle part of planet carrier (15) with
Second gear ring (14) and the first gear ring (8) transmission.
3. planet gear type changement as described in claim 1, it is characterised in that：The oil cylinder (2) is mounted on input shaft (1)
Above and in the outside of sun gear (17), the piston (3) is mounted in oil cylinder (2), and the clutch disc (7) is mounted on piston
(3) radial outer end, the radial outer end that the outer hub (4) of the clutch is mounted on, the outer hub (4) of clutch also with the first gear ring (8)
Connection.
4. planet gear type changement as described in claim 1, it is characterised in that：The brake oil cylinder (12) is fixed in shell
In body (5), the brake plunger (13) is mounted in brake oil cylinder (12), and the friction plate (10) is lived mounted on brake
It fills on (13).
5. planet gear type changement as described in claim 1, it is characterised in that：Middle part is also equipped in the housing (5)
Rear baffle (9), rear baffle (9) separate hub outside clutch (4) and friction plate (10).
6. planet gear type changement as described in claim 1, it is characterised in that：Pass through in the middle part of the housing housing (5)
Bearing is mounted on input shaft (1) or output shaft (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711406660.XA CN108119619A (en) | 2017-12-22 | 2017-12-22 | A kind of planet gear type changement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711406660.XA CN108119619A (en) | 2017-12-22 | 2017-12-22 | A kind of planet gear type changement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108119619A true CN108119619A (en) | 2018-06-05 |
Family
ID=62231199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711406660.XA Pending CN108119619A (en) | 2017-12-22 | 2017-12-22 | A kind of planet gear type changement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108119619A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681593A (en) * | 2018-11-29 | 2019-04-26 | 中国北方车辆研究所 | A kind of double internal messing Zheng Dao mechanism |
| CN113748275A (en) * | 2019-05-03 | 2021-12-03 | 舍弗勒技术股份两合公司 | Disk brake device and transmission device having disk brake device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1776254A (en) * | 2005-11-24 | 2006-05-24 | 贵州凯星液力传动机械有限公司 | Dual planetary wheel power reversing mechanism |
| JP2016017615A (en) * | 2014-07-10 | 2016-02-01 | 本田技研工業株式会社 | Power transmission device and forward/reverse switching mechanism |
| CN105899848A (en) * | 2013-03-05 | 2016-08-24 | 博格华纳公司 | Multi-mode clutches for forward/reverse planetary gearset |
| DE102015203945A1 (en) * | 2015-03-05 | 2016-09-08 | Schaeffler Technologies AG & Co. KG | coupling device |
| CN205896061U (en) * | 2016-07-07 | 2017-01-18 | 东营嘉岩石油工艺研究院 | Planet reversing mechanism |
-
2017
- 2017-12-22 CN CN201711406660.XA patent/CN108119619A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1776254A (en) * | 2005-11-24 | 2006-05-24 | 贵州凯星液力传动机械有限公司 | Dual planetary wheel power reversing mechanism |
| CN105899848A (en) * | 2013-03-05 | 2016-08-24 | 博格华纳公司 | Multi-mode clutches for forward/reverse planetary gearset |
| JP2016017615A (en) * | 2014-07-10 | 2016-02-01 | 本田技研工業株式会社 | Power transmission device and forward/reverse switching mechanism |
| DE102015203945A1 (en) * | 2015-03-05 | 2016-09-08 | Schaeffler Technologies AG & Co. KG | coupling device |
| CN205896061U (en) * | 2016-07-07 | 2017-01-18 | 东营嘉岩石油工艺研究院 | Planet reversing mechanism |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681593A (en) * | 2018-11-29 | 2019-04-26 | 中国北方车辆研究所 | A kind of double internal messing Zheng Dao mechanism |
| CN109681593B (en) * | 2018-11-29 | 2020-11-20 | 中国北方车辆研究所 | Double-inner-meshing forward and backward mechanism |
| CN113748275A (en) * | 2019-05-03 | 2021-12-03 | 舍弗勒技术股份两合公司 | Disk brake device and transmission device having disk brake device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180605 |