CN1756915A - Forward-reverse control device - Google Patents
Forward-reverse control device Download PDFInfo
- Publication number
- CN1756915A CN1756915A CN 200480006147 CN200480006147A CN1756915A CN 1756915 A CN1756915 A CN 1756915A CN 200480006147 CN200480006147 CN 200480006147 CN 200480006147 A CN200480006147 A CN 200480006147A CN 1756915 A CN1756915 A CN 1756915A
- Authority
- CN
- China
- Prior art keywords
- gear
- intermediate gear
- reverse control
- control device
- screw mechanism
- 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
- 230000005611 electricity Effects 0.000 claims description 2
- 239000007858 starting material Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
Images
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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/304—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by electrical or magnetic force
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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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/14—Gearings for reversal only
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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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/304—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by electrical or magnetic force
- F16H2063/3063—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by electrical or magnetic force using screw devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Structure Of Transmissions (AREA)
Abstract
A forward-reverse control device comprises a housing (1), a rotatable input member (4), a rotatable output member (2), a gear set (10) for reversing the input rotation, as well as selector means (6-8, 15) for selectively connecting the input member (4) and the output member (2) directly or through the gear set (10), characterized in that the selector means (6-8, 15) are driveable by means of and electric actuator (16, 17, 21-24).
Description
Technical field
The present invention relates to a kind of forward-reverse control device, it comprises: housing, rotatable input component, rotatable output member, a selection device that is used to make the reverse gear train of input rotation and is used for directly or optionally is connected by described gear train and described input component and described output member.
Background technique
Existing this forward-reverse control device.It for example can be applicable to comprise in the automotive vehicle driveline of stepless speed variator.The purpose of this invention is to provide the independent forward and reverse control mechanism of a kind of modified model, it can be with line traffic control (drive-by-wire) application apparatus, particularly the line traffic control stepless speed variator combines application.Except that the wire rod forward-reverse control device, differential mechanism and line traffic control stopping device that line traffic control CVT speed changer also can adopt a line traffic control disc type transducer, has or do not have the line traffic control clutch of integral type starter generator, one has or do not have the tractive force control gear.
Summary of the invention
Above-mentioned purpose can realize in the following manner that promptly selection device can be driven by an electric actuator.Described actuator comprises that one is used for being converted to rotatablely moving straight-line electricity/mechanical transducer, for example ball/screw mechanism that is connected with a motor.But described ball screw mechanism frictional screw-rod, ball screw or roller-screw mechanism.
As a preferred embodiment, each planetary pinion of described planetary gear set is all can connecting with respect to the mode of described housing rotation, and described housing is also supporting screw rod screw mechanism and described motor.Described selection device can comprise that one can be selected wheel, first intermediate gear that is connected with described input component, second intermediate gear that is connected with described output member and the 3rd intermediate gear that is connected with the described gear ring of described planetary gear set by axially movable band tooth, described the 3rd intermediate gear is being positioned between described first and second intermediate gears when axially seeing, described selection wheel can and the primary importance of the described the 3rd and first intermediate gear engagement and and the second place of the described the 3rd and second intermediate gear engagement between move.
The mode that the screw rod of described screw mechanism can rotate with respect to the supporting ring that two axially spaced-aparts are arranged supports, described supporting ring all is suspended on the described housing by means of the boom stick of extending between the described gear ring of described planetary gear set and described central gear, and the described nut of described screw mechanism is connected with described selection wheel.Described lazy-tongs can be located between the described the 3rd and first intermediate gear respectively and between the described the 3rd and second intermediate gear.
Described output member can be connected with described central gear, and described the 3rd intermediate gear can be connected with the described gear ring of described planetary gear set.
Description of drawings
Below, will further describe the present invention referring to the embodiment shown in the accompanying drawing.
Fig. 1 and Fig. 2 show according to forward-reverse control device of the present invention with the form of local radial cross section and perspective respectively;
Fig. 3 shows side view with the form of local radial sectional view; And
Fig. 4 to 6 shows the several steps of described control mechanism.
Embodiment
Shown in Fig. 1,2 and 3, forward-reverse control device comprises that a housing 1 and 2, one small gears 3 of a rotatable output shaft are installed on the described rotatable output shaft 2.And input shaft 4 is provided with the internal tooth 5 that is used for a splined shaft engagement.
First intermediate gear (counter gear wheel) 6 is installed on the output shaft 2, and second intermediate gear 7 is connected with input shaft 4, and the 3rd intermediate gear 8 is connected with the gear ring 9 with the planetary gear set of reference character 10 expression generally.Described gear ring is connected with the 3rd intermediate gear 8 by means of housing member 11.The central gear 12 of planetary gear set 10 is connected with input shaft 4.
Between first intermediate gear 6 and second intermediate gear 7, use lazy-tongs 13, between first intermediate gear 6 and the 3rd intermediate gear 8, used lazy-tongs 14.
First intermediate gear 6 and an internal tooth are selected wheel 15 engagements.First intermediate gear 6 and the engagement of selecting to take turns between 15 do not allow rotation mutually between them, but allow to select to take turns 15 with respect to first intermediate gear, 6 axial displacement.This axial displacement action obtains by screw mechanism 16, and described screw mechanism 16 comprises that can be rotated to support on two screw axiss 17 in the ring 18,19.Described two rings are connected with housing 1 regularly by means of even spaced apart bar 20 in a circumferential direction.
Forward-reverse control device according to the present invention drives in mode as described below.At first, the neutral gear position (neutralposition) of forward-reverse control device according to the present invention is shown in Fig. 3 and 4.By means of screw mechanism 16, make and select wheel 15 only to mesh with first intermediate gear 6.Therefore, shown in Fig. 3 and 4, between input shaft 4 and output shaft 2, do not exist any Mechanical Driven to be connected.
By by means of motor 24 and belt 22 drive screw mechanism 16 in the following manner, promptly select wheel 15 to move right with respect to the position shown in Fig. 3 and 4, can obtain state as shown in Figure 5.By lazy-tongs 13, keep the selection wheel 15 of engagement now also can mesh with second intermediate gear 7 with first intermediate gear 6.Thereby, can between input shaft 4 and output shaft 2, obtain directly to be connected, for example, be used to realize positive direction actuation.
By selecting wheel 15 to be moved to the left as illustrated in fig. 6, can between the 3rd intermediate gear 8 and first intermediate gear 6, connect.At this moment, input shaft 4 drives gear ring 9 by planetary pinion 25, thereby, can make output shaft 2 counterrotatings.At this, lazy-tongs 14 can realize transitting to reposefully the reverse direction actuation action.
Use a plurality of bearings and supported a plurality of rotating members.Output shaft 2 by ball bearing 26 supporting with respect to the mode of the 3rd intermediate gear 8 rotation.And, output shaft 2 by double-row ball bearing 27 supporting with respect to the mode of input shaft 4 rotation.In addition, input shaft 4 by bearing 28 supporting with respect to the mode of housing 1 rotation.
Described output shaft can be indirectly or is directly driven differential crown wheel.Drive unit can comprise wheel chain or Toothed belt driver or their combination.Described input shaft and described output shaft can be the part of the main shaft or the countershaft of CVT speed changer.Described forward-reverse control device can be used as add-on module and is installed in clutch, line traffic control clutch or has on the line traffic control clutch of integral type starter generator.
The line traffic control forward-reverse control device can form a free-standing line control system, the line traffic control stopping device (optional) that it also comprises line traffic control disc type transducer, line traffic control speed changer, has or do not have the line traffic control clutch of integral type starter generator, has or do not have the differential mechanism of tractive force control gear and be used for free-standing CVT.
Claims (8)
1. a forward-reverse control device comprises: a housing (1); A rotatable input component (4); A rotatable output member (2); A gear train (10), it is used to make the input rotation oppositely; And selection device (6-8,15), it is used for directly or optionally is connected with output member (2) with input component (4) by gear train (10), it is characterized in that, selection device (6-8,15) by an electric actuator (16,17,21-24) driving.
2. forward-reverse control device as claimed in claim 1 is characterized in that, described electric actuator comprises that one is used for being converted to rotatablely moving straight-line electricity/mechanical transducer, for example ball/screw mechanism (16) that is connected with motor (24).
3. forward-reverse control device as claimed in claim 2 is characterized in that, described linear screw mechanism (16) is frictional screw-rod, ball screw or roller-screw mechanism.
4. as arbitrary described forward-reverse control device in the claim of front, it is characterized in that, described gear train is a planetary gear set (10), wherein, each planetary pinion (25) in the planetary gear set (10) is all by can connecting with respect to the mode of housing (1) rotation, and described housing (1) is also supporting screw mechanism (16) and motor (24).
5. forward-reverse control device as claimed in claim 4, it is characterized in that, described selection device (6-8,15) comprising: can select wheel (15) by axially movable band tooth for one, first intermediate gear (7) that is connected with input component (4), second intermediate gear (6) that is connected with output member (2) and the 3rd intermediate gear (8) that is connected with the gear ring (9) of planetary gear set (10), described first intermediate gear (6) is being positioned between first intermediate gear (7) and the 3rd intermediate gear (8) when axially seeing, described selection wheel (15) can and the primary importance of second intermediate gear (6) and first intermediate gear (7) engagement and and the second place that meshes of second intermediate gear (6) and the 3rd intermediate gear (8) between mobile.
6. forward-reverse control device as claimed in claim 5, it is characterized in that, the supporting ring (18 of the screw rod (17) of screw mechanism (16) arranging with respect to two axially spaced-aparts, 19) Xuan Zhuan mode supports, described supporting ring (18,19) all be suspended on the housing (1) by means of the boom stick (20) of between the gear ring (9) of planetary gear set (10) and central gear (12), extending, and the nut (21) of screw mechanism (16) with select to take turns (15) and be connected.
7. as claim 5 or 6 described forward-reverse control devices, it is characterized in that lazy-tongs (13,14) are located between second intermediate gear (6) and first intermediate gear (7) respectively and between second intermediate gear (6) and the 3rd intermediate gear (8).
8. as claim 5,6 or 7 described forward-reverse control devices, it is characterized in that input component (4) is connected with central gear (12), and the 3rd intermediate gear (8) is connected with the gear ring (9) of planetary gear set (10).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1022934 | 2003-03-14 | ||
| NL1022934A NL1022934C2 (en) | 2003-03-14 | 2003-03-14 | Forward-reverse control device. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1756915A true CN1756915A (en) | 2006-04-05 |
Family
ID=32986051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200480006147 Pending CN1756915A (en) | 2003-03-14 | 2004-03-12 | Forward-reverse control device |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1604129A1 (en) |
| CN (1) | CN1756915A (en) |
| NL (1) | NL1022934C2 (en) |
| WO (1) | WO2004081412A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103314235A (en) * | 2011-01-14 | 2013-09-18 | 劳里·格兰迪 | Reversing hub |
| CN103671850A (en) * | 2013-12-18 | 2014-03-26 | 大连精功机械设备有限公司 | Buffer of main turning shaft mechanism of circulation type forward and backward turning and variable speed vacuum compressor |
| CN104812603A (en) * | 2012-07-13 | 2015-07-29 | 舍弗勒技术股份两合公司 | Electric axle with two-gear transmission device |
| CN107514459A (en) * | 2017-08-08 | 2017-12-26 | 广州汽车集团股份有限公司 | Linear pattern position detecting mechanism and line traffic control shift actuator |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005039559B4 (en) * | 2005-08-22 | 2020-03-05 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Electromechanical transmission control |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB591153A (en) * | 1945-03-05 | 1947-08-08 | Lagonda Ltd | Improvements in or relating to the control of epicyclic variable speed gears |
| US2296520A (en) * | 1940-12-06 | 1942-09-22 | Packard Motor Car Co | Motor vehicle |
| US5205179A (en) * | 1990-07-21 | 1993-04-27 | Ina Walzlager Schaeffler Kg | Speed changing device |
-
2003
- 2003-03-14 NL NL1022934A patent/NL1022934C2/en not_active IP Right Cessation
-
2004
- 2004-03-12 EP EP04720293A patent/EP1604129A1/en not_active Withdrawn
- 2004-03-12 WO PCT/NL2004/000180 patent/WO2004081412A1/en not_active Application Discontinuation
- 2004-03-12 CN CN 200480006147 patent/CN1756915A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103314235A (en) * | 2011-01-14 | 2013-09-18 | 劳里·格兰迪 | Reversing hub |
| CN104812603A (en) * | 2012-07-13 | 2015-07-29 | 舍弗勒技术股份两合公司 | Electric axle with two-gear transmission device |
| US9638302B2 (en) | 2012-07-13 | 2017-05-02 | Schaeffler Technologies Gmbh & Co. Kg | Electric axle with a two gear transmission |
| CN104812603B (en) * | 2012-07-13 | 2018-03-02 | 舍弗勒技术股份两合公司 | Electric axle with two-gear transmission device |
| CN103671850A (en) * | 2013-12-18 | 2014-03-26 | 大连精功机械设备有限公司 | Buffer of main turning shaft mechanism of circulation type forward and backward turning and variable speed vacuum compressor |
| CN107514459A (en) * | 2017-08-08 | 2017-12-26 | 广州汽车集团股份有限公司 | Linear pattern position detecting mechanism and line traffic control shift actuator |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1604129A1 (en) | 2005-12-14 |
| WO2004081412A1 (en) | 2004-09-23 |
| NL1022934C2 (en) | 2004-09-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |