CN205064812U - Back guiding axle mechanism of shifting of becoming invalid of turbine shaft gear wearing and tearing prevents to shift - Google Patents
Back guiding axle mechanism of shifting of becoming invalid of turbine shaft gear wearing and tearing prevents to shift Download PDFInfo
- Publication number
- CN205064812U CN205064812U CN201520681982.5U CN201520681982U CN205064812U CN 205064812 U CN205064812 U CN 205064812U CN 201520681982 U CN201520681982 U CN 201520681982U CN 205064812 U CN205064812 U CN 205064812U
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- China
- Prior art keywords
- cavity
- gearshift
- shaft gear
- vibration damper
- worm
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- Expired - Fee Related
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Abstract
The utility model discloses a back guiding axle mechanism of shifting of becoming invalid of turbine shaft gear wearing and tearing prevents to shift, 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, the cylindrical spiral spring that is the circumference equipartition passes through the pretightning force and installs that to correspond the installation cavity that sets up in the lid of the bumper shock absorber right side internal, bumper shock absorber left side lid passes through the buckle with the torsion absorber retaining ring and is in the same place with the draw -in groove lock, 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 mechanism for automatic transmission.
Background technique
Speed changer anti-gearshift axis of guide mechanism 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
Of the present utility model aim to provide a kind of worm-wheel shaft gear wear of preventing from shifting gears after the gearshift axis of guide mechanism of losing efficacy, when there are wearing and tearing 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: the gearshift axis of guide mechanism of losing efficacy after a kind of worm-wheel shaft gear wear of preventing from shifting gears, 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), 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 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), the circumference of described vibration damper left cover (6) is provided with four buckles (6b) extended towards right side, described torsion vibration absorber back-up ring (5) is provided with equal with buckle (6b) quantity, the draw-in groove (5b) that position is corresponding, vibration damper left cover (6) is snapped together by buckle (6b) and draw-in groove (5b) with torsion vibration absorber back-up ring (5), 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, the gearshift axis of guide mechanism of losing efficacy after a kind of worm-wheel shaft gear wear of preventing from shifting gears, 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 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 extended towards right side, torsion vibration absorber back-up ring 5 is provided with equal with buckle 6b quantity, that position is corresponding draw-in groove 5b, vibration damper left cover 6 and torsion vibration absorber back-up ring 5 are snapped together by buckle 6b and draw-in groove 5b, 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 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. a gearshift axis of guide mechanism of losing efficacy after preventing gearshift worm-wheel shaft gear wear, 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), 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 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), the circumference of described vibration damper left cover (6) is provided with four buckles (6b) extended towards right side, described torsion vibration absorber back-up ring (5) is provided with equal with buckle (6b) quantity, the draw-in groove (5b) that position is corresponding, vibration damper left cover (6) is snapped together by buckle (6b) and draw-in groove (5b) with torsion vibration absorber back-up ring (5), 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 mechanism of losing efficacy after the worm-wheel shaft gear wear of preventing from shifting gears 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 mechanism of losing efficacy after the worm-wheel shaft gear wear of preventing from shifting gears 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) employing PA66+30% glass are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520681982.5U CN205064812U (en) | 2015-09-06 | 2015-09-06 | Back guiding axle mechanism of shifting of becoming invalid of turbine shaft gear wearing and tearing prevents to shift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520681982.5U CN205064812U (en) | 2015-09-06 | 2015-09-06 | Back guiding axle mechanism of shifting of becoming invalid of turbine shaft gear wearing and tearing prevents to shift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205064812U true CN205064812U (en) | 2016-03-02 |
Family
ID=55391369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520681982.5U Expired - Fee Related CN205064812U (en) | 2015-09-06 | 2015-09-06 | Back guiding axle mechanism of shifting of becoming invalid of turbine shaft gear wearing and tearing prevents to shift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205064812U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090476A (en) * | 2015-09-06 | 2015-11-25 | 重庆钟华机械有限责任公司 | Gear shifting guide shaft mechanism preventing gear shifting worm wheel shaft gear from losing efficacy after gear shifting worm wheel shaft gear is abraded |
-
2015
- 2015-09-06 CN CN201520681982.5U patent/CN205064812U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090476A (en) * | 2015-09-06 | 2015-11-25 | 重庆钟华机械有限责任公司 | Gear shifting guide shaft mechanism preventing gear shifting worm wheel shaft gear from losing efficacy after gear shifting worm wheel shaft gear is abraded |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20160906 |