CN205064811U - Automatic guiding axle subassembly of shifting of derailleur - Google Patents
Automatic guiding axle subassembly of shifting of derailleur Download PDFInfo
- Publication number
- CN205064811U CN205064811U CN201520681981.0U CN201520681981U CN205064811U CN 205064811 U CN205064811 U CN 205064811U CN 201520681981 U CN201520681981 U CN 201520681981U CN 205064811 U CN205064811 U CN 205064811U
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- China
- Prior art keywords
- cavity
- gearshift
- guide
- vibration damper
- axis
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- Expired - Fee Related
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Abstract
The utility model discloses an automatic guiding axle subassembly of shifting of derailleur, including shifting the guiding axle, turbine shaft gear shifts, shift guiding axle worm wheel and torsion absorber assembly, the torsion absorber assembly is including the bumper shock absorber left side lid that from left to right sets gradually, bumper shock absorber right side lid and torsion absorber retaining ring, at least the three cylindrical spiral spring who is the circumference equipartition passes through the pretightning force to install the installation cavity that corresponds the setting in the lid of the bumper shock absorber right side internal, still be provided with the lightening hole between installation cavity and guiding axle, be in the same place with torsion absorber retaining ring lock after covering and crossing bumper shock absorber right side lid in a bumper shock absorber left side, cylindrical spiral spring's external diameter is greater than the cavity degree of depth of installing the cavity, make left cavity, when the cavity rotation is installed relatively to right side cavity, left side cavity, the lateral wall homoenergetic compression cylindrical spiral spring of right side cavity. When the turbine shaft gear's that shifts external tooth appearance is worn and torn, the clearance of ability automatic compensation wearing and tearing production, the zero clearance that turbine shaft gear and gear level were shifted in the realization meshes.
Description
Technical field
The utility model relates to transmission technology field, is 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.
Model utility content
The gearshift axis of guide assembly aiming to provide a kind of automatic transmission of the present utility model, 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 technological scheme that the utility model adopts 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.
The beneficial effects of the utility model: 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, play 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 utility model.
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 utility model is described in further detail:
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 |
|---|---|---|---|
| CN201520681981.0U CN205064811U (en) | 2015-09-06 | 2015-09-06 | Automatic guiding axle subassembly of shifting of derailleur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520681981.0U CN205064811U (en) | 2015-09-06 | 2015-09-06 | Automatic guiding axle subassembly of shifting of derailleur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205064811U true CN205064811U (en) | 2016-03-02 |
Family
ID=55391368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520681981.0U Expired - Fee Related CN205064811U (en) | 2015-09-06 | 2015-09-06 | Automatic guiding axle subassembly of shifting of derailleur |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205064811U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090477A (en) * | 2015-09-06 | 2015-11-25 | 重庆钟华机械有限责任公司 | Gear shifting guide shaft assembly of automatic transmission |
-
2015
- 2015-09-06 CN CN201520681981.0U patent/CN205064811U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090477A (en) * | 2015-09-06 | 2015-11-25 | 重庆钟华机械有限责任公司 | Gear shifting guide shaft assembly of automatic transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20160906 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |