CN105065635A - Main reducer assembly with automatic gear shifting function - Google Patents
Main reducer assembly with automatic gear shifting function Download PDFInfo
- Publication number
- CN105065635A CN105065635A CN201510437708.8A CN201510437708A CN105065635A CN 105065635 A CN105065635 A CN 105065635A CN 201510437708 A CN201510437708 A CN 201510437708A CN 105065635 A CN105065635 A CN 105065635A
- Authority
- CN
- China
- Prior art keywords
- gear
- reduction gear
- fork
- assembly
- main gearbox
- 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
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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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/68—Inputs being a function of gearing status
- F16H59/70—Inputs being a function of gearing status dependent on the ratio established
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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
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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
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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
- F16H63/32—Gear shift yokes, e.g. shift forks
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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
- F16H63/34—Locking or disabling mechanisms
-
- 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
- F16H63/34—Locking or disabling mechanisms
- F16H63/3408—Locking or disabling mechanisms the locking mechanism being moved by the final actuating mechanism
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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
- F16H63/40—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 comprising signals other than signals for actuating the final output mechanisms
-
- 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
- F16H63/3003—Band brake actuating mechanisms
- F16H2063/3006—Band brake actuating mechanisms moved by a non-mechanical force
Abstract
The invention discloses a main reducer assembly with an automatic gear shifting function. The main reducer assembly with the automatic gear shifting function comprises a multi-gear reducer, a connecting sleeve used for controlling gear shifting of the multi-gear reducer, a shifting fork assembly used for driving the connecting sleeve to move in the axial direction, a power assembly used for driving the shifting fork assembly to reciprocate for gear shifting, and a shifting fork position detection device used for detecting the position of the shifting fork assembly to control the power assembly to act. The main reducer assembly with the automatic gear shifting function is provided with only a few gear shifting elements, and is rapid in gear shifting response and high in gear shifting precision, thereby avoiding unfulfillment of gear shifting.
Description
Technical field
The present invention relates to retarder field, specifically a kind of self shifter main gearbox assembly.
Background technique
For giving full play to the power character of automobile and improving fuel economy, on some Motor Vehicle, the two speed final drive with two gear speed ratios used by dress.This two speed final drive, when gear shift, by shift motor providing source power or rotating speed, after reducing gear slows down, is converted to the rotary motion of cam, and the rotation forces of cam is enclosed within the shift fork rectilinear movement on declutch shift shaft, and then realizes gear switch.Adopt this structure, many owing to participating in gear shift original paper quantity, transferring power is complicated, add the rate of breakdown of gearshift, worm and gear, the manufacturing and designing of cam mechanism also exist quality of product hidden danger, and worm and gear, cam mechanism difficulty of processing are large, manufacture cost is high.In addition, when gear shift, due to cam mechanism generation excessive wear after accuracy of manufacturing factor or Long-Time Service, always there is gap in cam mechanism, thus the phenomenon easily causing gear shift not in place.
Therefore, for overcoming the above problems, needing that a kind of shifting element is few, gearshift reaction is fast, there is higher gearshift precision simultaneously, thus avoid self shifter main gearbox assembly not in place of shifting gears.
Summary of the invention
In view of this, the object of the invention is to overcome defect of the prior art, provide that a kind of shifting element is few, gearshift reaction is fast, there is higher gearshift precision simultaneously, thus avoid self shifter main gearbox assembly not in place of shifting gears.
Self shifter main gearbox assembly of the present invention, comprise many grades of retarders, for control the gearshift of described many grades of retarders clutch collar, for driving the pull-fork assembly of combined cover movement vertically, for the Power Component that drives described pull-fork assembly to move back and forth to carry out shifting gears and for detecting pull-fork assembly position thus controlling the shift fork position detecting device of Power Component action;
Further, described shift fork position detecting device comprises the magnetic induction part that is arranged on pull-fork assembly and is arranged at retarder for gathering the sensor of described magnetic induction part position information;
Further, described pull-fork assembly comprises declutch shift shaft and is fixed on the shift fork of described declutch shift shaft; Described declutch shift shaft is provided with outside thread; Described Power Component comprise around axial single-degree-of-freedom be rotatably arranged at retarder and with the driven gear of described declutch shift shaft by screw-thread fit;
Further, described declutch shift shaft is provided with and carries out locking stopper assembly for sliding axially to it, and described stopper assembly comprises the stopper groove being arranged at declutch shift shaft and the stopper body that can slip into or skid off this stopper groove,
Further, described Power Component also comprises gear shifting drive motor and transmission is equipped with in described gear shifting drive motor output shaft and the driving gear engaged with described driven gear;
Further, described many grades of retarders comprise the first reduction gear and the second reduction gear; Described clutch collar is between described first reduction gear and the second reduction gear, and described sensor comprises for judging first sensor that combined cover engages with the first reduction gear, for judging the second sensor that combined cover engages with the second reduction gear and for judging that combined cover is positioned at the 3rd sensor of meta;
Further, described stopper groove comprises the right cell body engaged with the first reduction gear for locking knot trap, the middle cell body keeping meta for locking knot trap and the left cell body engaged with the second reduction gear for locking knot trap;
Further, described retarder rotating shaft upper driving is equipped with input bevel gear.
The invention has the beneficial effects as follows: self shifter main gearbox assembly of the present invention, utilize motor, the equipment such as cylinder realize gearshift as Power Component with the to-and-fro motion of shift fork assembly, shift fork position detecting device can adopt the position detecting elements such as existing magnetic-inductive device to detect the position information of pull-fork assembly, control unit for controlling Power Component action accepts this position information and judges whether the gear shift action of pull-fork assembly puts in place and control the start and stop of Power Component by this position information, therefore, utilize the shift fork position information of shift fork position probing collection can ensure accuracy and the reliability of retarder gear shifting action with the action controlling Power Component.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is structural representation of the present invention.
Embodiment
Fig. 1 is structural representation of the present invention, the self shifter main gearbox assembly of the present embodiment, comprise many grades of retarders, for controlling the clutch collar 11 of described many grades of retarders gearshift, for driving the pull-fork assembly of combined cover movement vertically, the Power Component carrying out shifting gears is moved back and forth and for detecting pull-fork assembly position thus controlling the shift fork position detecting device of Power Component action for driving described pull-fork assembly, the automatic gearshift of the present embodiment, utilize motor 2, the equipment such as cylinder realize gearshift as Power Component with the to-and-fro motion of shift fork assembly, shift fork position detecting device can adopt the position detecting elements such as existing magnetic-inductive device to detect the position information of pull-fork assembly, control unit for controlling Power Component action accepts this position information and judges whether the gear shift action of pull-fork assembly puts in place and control the start and stop of Power Component by this position information, therefore, utilize the shift fork position information of shift fork position probing collection can ensure accuracy and the reliability of two grades or many gear retarder gear shifting action with the action controlling Power Component.
In the present embodiment, described shift fork position detecting device comprises the magnetic induction part 6 that is arranged on pull-fork assembly and is arranged at retarder for detecting the sensor of described magnetic induction part 6 position, sensor setting has two and correspondence is arranged at two engagement positios of pull-fork assembly respectively, after pull-fork assembly drives gear shift combined cover to engage, sensor receives magnetic signal and sends control signal and controls Power Component stopping driving, avoids gearshift.
In the present embodiment, described pull-fork assembly comprises declutch shift shaft 5 and is fixed on the shift fork of described declutch shift shaft 5, and described declutch shift shaft 5 is provided with outside thread, described Power Component comprise around axial single-degree-of-freedom be rotatably arranged at retarder and with the driven gear 4 of described declutch shift shaft 5 by screw-thread fit, Power Component can adopt motor 2 grade to export the power plant of rotary motion, and its clutch end and driven gear 4 are in transmission connection, rotate by driving driven gear 4, screw thread can be utilized to carry out power screw thus shift fork axle 5 moves vertically, driven gear 4 is installed on reducer shell by bearing, axial float is there is for avoiding driven gear 4, can install on shaft part at the bearing of driven gear 4 and a back-up ring is set, driven gear 4 and bearing inner race is made to realize axial restraint.
In the present embodiment, described declutch shift shaft 5 is provided with and carries out locking stopper assembly for sliding axially to it, described stopper assembly comprises the stopper groove being arranged at declutch shift shaft 5 and the stopper body 1 that can slip into or skid off this stopper groove, when declutch shift shaft 5 slide into predeterminated position be stopper body 1 slip into time, stopper body 1 can lock the slip of declutch shift shaft 5, thus make selector fork rest on a certain gear positions, after the driving force of outer bound pair declutch shift shaft 5 exceedes particular value, stopper body 1 can skid off this stopper groove, and then the locking removed declutch shift shaft 5, thus realize off-gear.
In the present embodiment, described Power Component also comprises gear shifting drive motor 2 and transmission is equipped with in described gear shifting drive motor 2 output shaft and the driving gear 3 engaged with described driven gear 4, moves back and forth vertically by controlling drive motor 2 forward and reverse shift fork axle 5.
In the present embodiment, described many grades of retarders comprise the first reduction gear 12 and the second reduction gear 10; Described clutch collar 11 is between described first reduction gear 12 and the second reduction gear 10, described sensor comprises for judging first sensor 9 that combined cover engages with the first reduction gear 12, for judging the second sensor 7 that combined cover engages with the second reduction gear 10 and for judging that combined cover is positioned at the 3rd sensor 8 of meta, judge whether pull-fork assembly is positioned at the engagement positio with the first reduction gear 12 or the second reduction gear 10 accurately by sensor, avoid coupling shift gears not in place or cross gearshift.
In the present embodiment, described stopper groove comprises the right cell body engaged with the first reduction gear 12 for locking knot trap, the middle cell body keeping meta for locking knot trap and the left cell body engaged with the second reduction gear 10 for locking knot trap, thus avoid off-gear occurs.
In the present embodiment, described retarder rotating shaft upper driving is equipped with input bevel gear 13, and reducer input shaft and retarder rotating shaft are arranged vertically mutually, and is coordinated by input bevel gear 13 engagement driving.
What finally illustrate is, above embodiment is only in order to illustrate technological scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technological scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (8)
1. a self shifter main gearbox assembly, is characterized in that: comprise many grades of retarders, for control the gearshift of described many grades of retarders clutch collar, for driving the pull-fork assembly of combined cover movement vertically, for the Power Component that drives described pull-fork assembly to move back and forth to carry out shifting gears and for detecting pull-fork assembly position thus controlling the shift fork position detecting device of Power Component action.
2. self shifter main gearbox assembly according to claim 1, is characterized in that: described shift fork position detecting device comprises the magnetic induction part that is arranged on pull-fork assembly and is arranged at retarder for gathering the sensor of described magnetic induction part position information.
3. self shifter main gearbox assembly according to claim 1, is characterized in that: described pull-fork assembly comprises declutch shift shaft and is fixed on the shift fork of described declutch shift shaft; Described declutch shift shaft is provided with outside thread; Described Power Component comprise around axial single-degree-of-freedom be rotatably arranged at retarder and with the driven gear of described declutch shift shaft by screw-thread fit.
4. self shifter main gearbox assembly according to claim 3, it is characterized in that: described declutch shift shaft is provided with and carries out locking stopper assembly for sliding axially to it, and described stopper assembly comprises the stopper groove being arranged at declutch shift shaft and the stopper body that can slip into or skid off this stopper groove.
5. self shifter main gearbox assembly according to claim 4, is characterized in that: described Power Component also comprises gear shifting drive motor and transmission is equipped with in described gear shifting drive motor output shaft and the driving gear engaged with described driven gear.
6. self shifter main gearbox assembly according to claim 3, is characterized in that: described many grades of retarders comprise the first reduction gear and the second reduction gear; Described clutch collar is between described first reduction gear and the second reduction gear, and described sensor comprises for judging first sensor that combined cover engages with the first reduction gear, for judging the second sensor that combined cover engages with the second reduction gear and for judging that combined cover is positioned at the 3rd sensor of meta.
7. self shifter main gearbox assembly according to claim 1, it is characterized in that: described stopper groove comprises the right cell body engaged with the first reduction gear for locking knot trap, the middle cell body keeping meta for locking knot trap and the left cell body engaged with the second reduction gear for locking knot trap.
8. self shifter main gearbox assembly according to claim 1, is characterized in that: described retarder rotating shaft upper driving is equipped with input bevel gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510437708.8A CN105065635A (en) | 2015-07-24 | 2015-07-24 | Main reducer assembly with automatic gear shifting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510437708.8A CN105065635A (en) | 2015-07-24 | 2015-07-24 | Main reducer assembly with automatic gear shifting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105065635A true CN105065635A (en) | 2015-11-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510437708.8A Pending CN105065635A (en) | 2015-07-24 | 2015-07-24 | Main reducer assembly with automatic gear shifting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105065635A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697767A (en) * | 2016-02-24 | 2016-06-22 | 无锡正瑞汽车传动技术有限公司 | Electric control gear shifting device used for new-energy vehicle |
| CN107448559A (en) * | 2017-07-18 | 2017-12-08 | 重庆福特来动力科技有限公司 | Height two-shift automatic variable speed case |
| CN108087506A (en) * | 2017-12-20 | 2018-05-29 | 江贵生 | Electric car automatic gear-box |
| CN108361329A (en) * | 2018-02-11 | 2018-08-03 | 浙江华亦海汽车电子科技有限公司 | A kind of electric control automatic gear shifting main reducing gear |
| CN108413023A (en) * | 2018-05-14 | 2018-08-17 | 安徽合力股份有限公司 | A kind of adjustment mechanism for fork truck shift lever axial gap |
| CN110375065A (en) * | 2019-08-19 | 2019-10-25 | 宜宾丰川动力科技有限公司 | A kind of shift mechanism, dynamical system and electric vehicle |
| CN112879559A (en) * | 2021-02-25 | 2021-06-01 | 西安航空学院 | Shift lock device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001099312A (en) * | 1999-09-29 | 2001-04-10 | Koyo Seiko Co Ltd | Vehicular transmission |
| EP1300614A2 (en) * | 2001-10-02 | 2003-04-09 | Robert Bosch Gmbh | Method of detecting the neutral position of an automated shift device |
| CN103968054A (en) * | 2013-01-31 | 2014-08-06 | 爱信精机株式会社 | Dog clutch control apparatus for automated transmission |
| CN205047816U (en) * | 2015-07-24 | 2016-02-24 | 重庆隆旺机电有限责任公司 | High accuracy many grades of main reducer that shift |
-
2015
- 2015-07-24 CN CN201510437708.8A patent/CN105065635A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001099312A (en) * | 1999-09-29 | 2001-04-10 | Koyo Seiko Co Ltd | Vehicular transmission |
| EP1300614A2 (en) * | 2001-10-02 | 2003-04-09 | Robert Bosch Gmbh | Method of detecting the neutral position of an automated shift device |
| CN103968054A (en) * | 2013-01-31 | 2014-08-06 | 爱信精机株式会社 | Dog clutch control apparatus for automated transmission |
| CN205047816U (en) * | 2015-07-24 | 2016-02-24 | 重庆隆旺机电有限责任公司 | High accuracy many grades of main reducer that shift |
Non-Patent Citations (1)
| Title |
|---|
| 李伟: "《手把手教您学修双离合与电控机械式自动变速器》", 31 January 2015 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697767A (en) * | 2016-02-24 | 2016-06-22 | 无锡正瑞汽车传动技术有限公司 | Electric control gear shifting device used for new-energy vehicle |
| CN107448559A (en) * | 2017-07-18 | 2017-12-08 | 重庆福特来动力科技有限公司 | Height two-shift automatic variable speed case |
| CN108087506A (en) * | 2017-12-20 | 2018-05-29 | 江贵生 | Electric car automatic gear-box |
| CN108361329A (en) * | 2018-02-11 | 2018-08-03 | 浙江华亦海汽车电子科技有限公司 | A kind of electric control automatic gear shifting main reducing gear |
| CN108413023A (en) * | 2018-05-14 | 2018-08-17 | 安徽合力股份有限公司 | A kind of adjustment mechanism for fork truck shift lever axial gap |
| CN110375065A (en) * | 2019-08-19 | 2019-10-25 | 宜宾丰川动力科技有限公司 | A kind of shift mechanism, dynamical system and electric vehicle |
| CN112879559A (en) * | 2021-02-25 | 2021-06-01 | 西安航空学院 | Shift lock device |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into 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: 20151118 |