CN105090477A - Gear shifting guide shaft assembly of automatic transmission - Google Patents
Gear shifting guide shaft assembly of automatic transmission Download PDFInfo
- Publication number
- CN105090477A CN105090477A CN201510559713.6A CN201510559713A CN105090477A CN 105090477 A CN105090477 A CN 105090477A CN 201510559713 A CN201510559713 A CN 201510559713A CN 105090477 A CN105090477 A CN 105090477A
- Authority
- CN
- China
- Prior art keywords
- cavity
- gearshift
- guide
- vibration damper
- worm
- 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
- F16H59/00—Control inputs to control units of change-speed- or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
-
- 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
- F16H2306/00—Shifting
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gears, Cams (AREA)
Abstract
The invention discloses a gear shifting guide shaft assembly of an automatic transmission. The gear shifting guide shaft assembly comprises a gear shifting guide shaft body, a gear shifting worm-wheel shaft gear, a gear shifting guide shaft worm wheel and a torsional damper assembly; the torsional damper assembly comprises a left damper cover, a right damper cover and a torsional damper check ring which are arranged in sequence from left to right; three or more cylindrical spiral springs which are distributed uniformly in a circumferential mode are installed inside installing cavities formed in the right damper cover correspondingly through pre-tightening force; a lightening hole is formed between each installing cavity and a guide shaft; the left damper cover passes through the right damper cover and is buckled with the torsional damper check ring; the outer diameter of each cylindrical spiral spring is larger than the cavity depth of the corresponding installing cavity, so that when left cavities and right cavities rotate relative to the installing cavities, both the side wall of each left cavity and the side wall of the corresponding right cavity can compress the corresponding cylindrical spiral spring. When outer teeth of the gear shifting worm-wheel shaft gear are abraded, a gap generated on account of abrasion can be compensated automatically, and the gapless engagement between the gear shifting worm-wheel shaft and a gear shifting rod can be achieved.
Description
Technical field
The present invention relates to transmission technology field, be specifically related to a kind of gearshift axis of guide assembly of automatic transmission.
Background technique
Shift of transmission axis of guide assembly usually by the gearshift axis of guide, and is from left to right sleeved on gearshift worm-wheel shaft gear, the gearshift axis of guide worm gear composition on the gearshift axis of guide successively.Gearshift axis of guide worm gear is fixedly set on the gearshift axis of guide, gearshift axis of guide worm gear is engaged by interior external tooth with the right-hand member of gearshift worm-wheel shaft gear, thus transferring power is to drive gearshift worm-wheel shaft pinion rotation, gearshift worm-wheel shaft gear driven gear level moves, drive shift fork to move by gear level, thus realize gearshift.
The subject matter that this structure exists is: in use, and wearing and tearing easily appear in the external tooth of gearshift worm-wheel shaft gear, once occur wearing and tearing, need frequent gearshift worm-wheel shaft gear of changing to ensure normally carrying out of gearshift, user cost is very high, and bothers very much.
Summary of the invention
The gearshift axis of guide assembly aiming to provide a kind of automatic transmission of the present invention, when wearing and tearing appear in the external tooth of worm-wheel shaft gear of shifting gears, the gap that the wearing and tearing of energy auto-compensation produce, realizes the tight mesh of gearshift worm-wheel shaft gear and gear level.
For this reason, the technical solution adopted in the present invention is: a kind of gearshift axis of guide assembly of automatic transmission, comprise the gearshift axis of guide (1), and be from left to right sleeved on the gearshift worm-wheel shaft gear (3) and axis of guide worm gear (4) of shifting gears of shifting gears on the axis of guide (1) successively, it is characterized in that:
The gearshift axis of guide (1) between described gearshift worm-wheel shaft gear (3) and gearshift axis of guide worm gear (4) is also set with torsion vibration absorber assembly, described torsion vibration absorber assembly comprises the vibration damper left cover (6) from left to right set gradually, vibration damper right cover (7) and torsion vibration absorber back-up ring (5), at least three circumferentially uniform cylindrically coiled springs (8) to be arranged in vibration damper right cover (7) in the corresponding installation cavity (7a) arranged by pretightening force, the outer side wall of described installation cavity (7a) is cambered surface, other three sidewalls are plane, lightening hole (7c) is also provided with between installation cavity (7a) and the axis of guide (7b), the right side of described vibration damper left cover (6) is provided with equal with installing cavity (7a) quantity, the left cavity (6a) that position is corresponding, the left side of torsion vibration absorber back-up ring (5) is provided with equal with installing cavity (7a) quantity, the right cavity (5a) that position is corresponding, and left cavity (6a), the length of right cavity (5a) is all greater than the length of installing cavity (7a), described vibration damper left cover (6) is crossed vibration damper right cover (7) and is snapped together with torsion vibration absorber back-up ring (5) afterwards, thus cylindrically coiled spring (8) and vibration damper right cover (7) are arranged between vibration damper left cover (6) and torsion vibration absorber back-up ring (5), the external diameter of described cylindrically coiled spring (8) is greater than the cavity depth of installing cavity (7a), make left cavity (6a), right cavity (5a) is mounted opposite cavity (7a) when rotating, left cavity (6a), the sidewall of right cavity (5a) all can compress cylindrically coiled spring (8),
The left end of described gearshift worm-wheel shaft gear (3) is by being sleeved on collar (2) axial limiting in the gearshift axis of guide (1), described gearshift axis of guide worm gear (4) is fixedly set in the gearshift axis of guide (1), described gearshift axis of guide worm gear (4) drives vibration damper right cover (7) to rotate by external splines, and vibration damper left cover (6) is engaged by the external tooth of internal tooth with gearshift worm-wheel shaft gear (3) right-hand member thus driven worm-wheel shaft gear (3) of shifting gears to rotate.
Beneficial effect of the present invention: by setting up torsion vibration absorber assembly on the gearshift axis of guide, and torsion vibration absorber assembly is between gearshift worm-wheel shaft gear and gearshift axis of guide worm gear, plays transfer motion power and the effect in elimination gearshift worm-wheel shaft gear wear gap; Gearshift axis of guide worm gear, the gearshift axis of guide and torsion vibration absorber back-up ring synchronous axial system; vibration damper left cover is rotated with gearshift worm-wheel shaft gear synchronous; cylindrically coiled spring and vibration damper right cover are between vibration damper left cover and torsion vibration absorber back-up ring; by vibration damper left cover, gearshift worm-wheel shaft gear is provided to the torsion of a sense of rotation; even if there are wearing and tearing in gearshift worm-wheel shaft gear; also can guarantee gearshift worm-wheel shaft gear and gear level positive engagement, ensure normally carrying out of gearshift.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the decomposing schematic representation of torsion vibration absorber assembly.
Fig. 3 is the right elevation of vibration damper left cover.
Fig. 4 is the left view of torsion vibration absorber back-up ring.
Embodiment
Below by embodiment also by reference to the accompanying drawings, the invention will be further described:
As shown in Figure 1, a kind of gearshift axis of guide assembly of automatic transmission, primarily of the gearshift axis of guide 1, and gearshift worm-wheel shaft gear 3, torsion vibration absorber assembly and the gearshift axis of guide worm gear 4 be from left to right sleeved on successively on the gearshift axis of guide 1 forms.Torsion vibration absorber assembly is between gearshift worm-wheel shaft gear 3 and gearshift axis of guide worm gear 4.
Shown in composition graphs 1-Fig. 4, torsion vibration absorber assembly forms primarily of vibration damper left cover 6, vibration damper right cover 7, torsion vibration absorber back-up ring 5 and cylindrically coiled spring 8.Vibration damper left cover 6, vibration damper right cover 7, torsion vibration absorber back-up ring 5, three from left to right sets gradually.Cylindrically coiled spring 8 is at least three, but is not limited to three.Circumferentially uniform cylindrically coiled spring 8 is arranged in the installation cavity 7a of corresponding setting in vibration damper right cover 7 by pretightening force.The outer side wall installing cavity 7a is cambered surface, and other three sidewalls are plane, between installation cavity 7a and axis of guide 7b, be also provided with lightening hole 7c.The right side of vibration damper left cover 6 is provided with and installs the left cavity 6a that cavity 7a quantity is equal, position is corresponding.The left side of torsion vibration absorber back-up ring 5 is provided with and installs the right cavity 5a that cavity 7a quantity is equal, position is corresponding, and the length of left cavity 6a, right cavity 5a is all greater than the length of installing cavity 7a.
The circumference of vibration damper left cover 6 is provided with four buckle 6b, and torsion vibration absorber back-up ring 5 is provided with equal with buckle 6b quantity, the buckle slot 5b that position is corresponding, the quantity of buckle 6b and buckle slot 5b is not limited to four.Vibration damper left cover 6 is crossed after vibration damper right cover 7 and torsion vibration absorber back-up ring 5 snaps together, thus cylindrically coiled spring 8 and vibration damper right cover 7 is arranged between vibration damper left cover 6 and torsion vibration absorber back-up ring 5.The external diameter of cylindrically coiled spring 8 is greater than the cavity depth of installing cavity 7a, and make left cavity 6a, right cavity 5a is mounted opposite cavity 7a when rotating, the sidewall of left cavity 6a, right cavity 5a all can compress cylindrically coiled spring 8.
Preferably, be provided with four circumferentially uniform installation cavity 7a in vibration damper right cover 7, correspondingly, cylindrically coiled spring 8, left cavity 6a and right cavity 5a are respectively four.Vibration damper left cover 6, vibration damper right cover 7 and torsion vibration absorber back-up ring 5 adopt PA66+30% glass to make.
During assembling torsion vibration absorber assembly, first cylindrically coiled spring 8 is arranged in the installation cavity 7a of vibration damper right cover 7, ensures that cylindrically coiled spring 8 can not drop out in installation cavity 7a by precompression; Vibration damper left cover 6 is placed on the left side of vibration damper right cover 7, torsion vibration absorber back-up ring 5 is placed on the right side of vibration damper right cover 7, and is snapped together by buckle again.After installing, vibration damper left cover 6 can be rotated relative to vibration damper right cover 7, in the process of rotating, compress cylindrically coiled spring 8; Torsion vibration absorber back-up ring 5 can rotate relative to vibration damper right cover 7, compresses cylindrically coiled spring 8 equally in the process of rotating.
The left end of gearshift worm-wheel shaft gear 3 is by being sleeved on collar 2 axial limiting on the gearshift axis of guide 1, gearshift axis of guide worm gear 4 is fixedly set on the gearshift axis of guide 1, gearshift axis of guide worm gear 4 drives vibration damper right cover 7 to rotate by external splines, and vibration damper left cover 6 is engaged by the external tooth of internal tooth with gearshift worm-wheel shaft gear 3 right-hand member thus driven worm-wheel shaft gear 3 of shifting gears to rotate.
Claims (3)
1. the gearshift axis of guide assembly of an automatic transmission, comprise the gearshift axis of guide (1), and be from left to right sleeved on the gearshift worm-wheel shaft gear (3) and axis of guide worm gear (4) of shifting gears of shifting gears on the axis of guide (1) successively, it is characterized in that:
The gearshift axis of guide (1) between described gearshift worm-wheel shaft gear (3) and gearshift axis of guide worm gear (4) is also set with torsion vibration absorber assembly, described torsion vibration absorber assembly comprises the vibration damper left cover (6) from left to right set gradually, vibration damper right cover (7) and torsion vibration absorber back-up ring (5), at least three circumferentially uniform cylindrically coiled springs (8) to be arranged in vibration damper right cover (7) in the corresponding installation cavity (7a) arranged by pretightening force, the outer side wall of described installation cavity (7a) is cambered surface, other three sidewalls are plane, lightening hole (7c) is also provided with between installation cavity (7a) and the axis of guide (7b), the right side of described vibration damper left cover (6) is provided with equal with installing cavity (7a) quantity, the left cavity (6a) that position is corresponding, the left side of torsion vibration absorber back-up ring (5) is provided with equal with installing cavity (7a) quantity, the right cavity (5a) that position is corresponding, and left cavity (6a), the length of right cavity (5a) is all greater than the length of installing cavity (7a), described vibration damper left cover (6) is crossed vibration damper right cover (7) and is snapped together with torsion vibration absorber back-up ring (5) afterwards, thus cylindrically coiled spring (8) and vibration damper right cover (7) are arranged between vibration damper left cover (6) and torsion vibration absorber back-up ring (5), the external diameter of described cylindrically coiled spring (8) is greater than the cavity depth of installing cavity (7a), make left cavity (6a), right cavity (5a) is mounted opposite cavity (7a) when rotating, left cavity (6a), the sidewall of right cavity (5a) all can compress cylindrically coiled spring (8),
The left end of described gearshift worm-wheel shaft gear (3) is by being sleeved on collar (2) axial limiting in the gearshift axis of guide (1), described gearshift axis of guide worm gear (4) is fixedly set in the gearshift axis of guide (1), described gearshift axis of guide worm gear (4) drives vibration damper right cover (7) to rotate by external splines, and vibration damper left cover (6) is engaged by the external tooth of internal tooth with gearshift worm-wheel shaft gear (3) right-hand member thus driven worm-wheel shaft gear (3) of shifting gears to rotate.
2. the gearshift axis of guide assembly of automatic transmission according to claim 1, it is characterized in that: in described vibration damper right cover (7), be provided with four circumferentially uniform installation cavitys (7a), correspondingly, cylindrically coiled spring (8), left cavity (6a) and right cavity (5a) are respectively four.
3. the gearshift axis of guide assembly of automatic transmission according to claim 1, is characterized in that: described vibration damper left cover (6), vibration damper right cover (7) and torsion vibration absorber back-up ring (5) adopt PA66+30% glass to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510559713.6A CN105090477A (en) | 2015-09-06 | 2015-09-06 | Gear shifting guide shaft assembly of automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510559713.6A CN105090477A (en) | 2015-09-06 | 2015-09-06 | Gear shifting guide shaft assembly of automatic transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105090477A true CN105090477A (en) | 2015-11-25 |
Family
ID=54571523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510559713.6A Pending CN105090477A (en) | 2015-09-06 | 2015-09-06 | Gear shifting guide shaft assembly of automatic transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105090477A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6003395A (en) * | 1996-08-06 | 1999-12-21 | Luk Getriebe-Systeme Gmbh | Actuating apparatus for automated constituents of power trains in motor vehicles |
| CN101407175A (en) * | 2008-09-02 | 2009-04-15 | 安徽奥马特汽车变速系统有限公司 | Buffering mechanism of electromechanical shifter |
| CN201443587U (en) * | 2008-12-10 | 2010-04-28 | 富奥汽车零部件股份有限公司 | Automatic transmission selector shift actuator |
| CN102434660A (en) * | 2011-12-09 | 2012-05-02 | 重庆青山工业有限责任公司 | Gear selecting/shifting mechanism of rear-drive automatic transmission |
| DE102013209117A1 (en) * | 2012-06-04 | 2013-12-05 | Schaeffler Technologies AG & Co. KG | Hub device for torsional vibration damper that is utilized for damping vibrations of motor car clutch disk during operation of combustion engine, has rotary drive whose component forms cage for clockwork mechanism of damper device |
| DE102012220999A1 (en) * | 2012-11-16 | 2014-05-22 | Schaeffler Technologies Gmbh & Co. Kg | Switching device i.e. switching dome, for gear wheel change speed gear of vehicle i.e. motor car, has center part i.e. front-sided cover, including centering unit, where center part positions two of wheels relative to each other |
| CN205064811U (en) * | 2015-09-06 | 2016-03-02 | 重庆钟华机械有限责任公司 | Automatic guiding axle subassembly of shifting of derailleur |
-
2015
- 2015-09-06 CN CN201510559713.6A patent/CN105090477A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6003395A (en) * | 1996-08-06 | 1999-12-21 | Luk Getriebe-Systeme Gmbh | Actuating apparatus for automated constituents of power trains in motor vehicles |
| CN101407175A (en) * | 2008-09-02 | 2009-04-15 | 安徽奥马特汽车变速系统有限公司 | Buffering mechanism of electromechanical shifter |
| CN201443587U (en) * | 2008-12-10 | 2010-04-28 | 富奥汽车零部件股份有限公司 | Automatic transmission selector shift actuator |
| CN102434660A (en) * | 2011-12-09 | 2012-05-02 | 重庆青山工业有限责任公司 | Gear selecting/shifting mechanism of rear-drive automatic transmission |
| DE102013209117A1 (en) * | 2012-06-04 | 2013-12-05 | Schaeffler Technologies AG & Co. KG | Hub device for torsional vibration damper that is utilized for damping vibrations of motor car clutch disk during operation of combustion engine, has rotary drive whose component forms cage for clockwork mechanism of damper device |
| DE102012220999A1 (en) * | 2012-11-16 | 2014-05-22 | Schaeffler Technologies Gmbh & Co. Kg | Switching device i.e. switching dome, for gear wheel change speed gear of vehicle i.e. motor car, has center part i.e. front-sided cover, including centering unit, where center part positions two of wheels relative to each other |
| CN205064811U (en) * | 2015-09-06 | 2016-03-02 | 重庆钟华机械有限责任公司 | Automatic guiding axle subassembly of shifting of derailleur |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103259365A (en) | Driving device | |
| CN103518077B (en) | The adjustment driver regulating equipment for seat | |
| CN105680619A (en) | Motor assembly and vehicle starter | |
| CN101856949A (en) | Electric wheel hub | |
| CN202203340U (en) | Harmonic drive reducer with short-barrel flexible wheel | |
| CN205207631U (en) | A bumper shock absorber for shifting gears on guiding axle assembly | |
| CN102494044A (en) | Gear-type clutch device | |
| CN105090476A (en) | Gear shifting guide shaft mechanism preventing gear shifting worm wheel shaft gear from losing efficacy after gear shifting worm wheel shaft gear is abraded | |
| CN105090475A (en) | Damper capable of being assembled and disassembled quickly | |
| CN105090477A (en) | Gear shifting guide shaft assembly of automatic transmission | |
| CN105299146A (en) | Reduction drive system for stereo garage with damping gears | |
| CN105090342A (en) | Torsion shock absorber assembly | |
| CN205064814U (en) | Bumper shock absorber of installing and removing fast | |
| CN105090474A (en) | Gear shifting guide shaft assembly of two-gear automatic transmission | |
| CN205064811U (en) | Automatic guiding axle subassembly of shifting of derailleur | |
| CN205064827U (en) | A torsion absorber for shifting gears on guiding axle assembly | |
| CN205064812U (en) | Back guiding axle mechanism of shifting of becoming invalid of turbine shaft gear wearing and tearing prevents to shift | |
| CN205064696U (en) | Torsion absorber assembly | |
| CN205064828U (en) | Direction of shifting assembly with clearance compensation function | |
| CN205064829U (en) | A direction of shifting subassembly for automatic gearbox | |
| CN205064830U (en) | Automatic gearbox's gearshift is exclusively used in | |
| CN105090490A (en) | Gear shifting guide assembly applied to automatic transmission | |
| CN105114618A (en) | Gearshift guide assembly having clearance compensation function | |
| CN105090489A (en) | Torsion shock absorber applied to gear shifting guide shaft assembly | |
| CN105090491A (en) | Gear shifting mechanism special for automatic transmission |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |
Application publication date: 20151125 |
|
| RJ01 | Rejection of invention patent application after publication |