CN205064814U - Bumper shock absorber of installing and removing fast - Google Patents
Bumper shock absorber of installing and removing fast Download PDFInfo
- Publication number
- CN205064814U CN205064814U CN201520682622.7U CN201520682622U CN205064814U CN 205064814 U CN205064814 U CN 205064814U CN 201520682622 U CN201520682622 U CN 201520682622U CN 205064814 U CN205064814 U CN 205064814U
- Authority
- CN
- China
- Prior art keywords
- cavity
- vibration damper
- shock absorber
- bumper shock
- cover
- 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.)
- Expired - Fee Related
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- Gears, Cams (AREA)
- Gear Transmission (AREA)
Abstract
The utility model discloses a bumper shock absorber of installing and removing fast, including the bumper shock absorber left side lid that from left to right sets gradually, bumper shock absorber right side lid and bumper shock 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 bumper shock 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, the right side of bumper shock absorber right side lid is provided with the spline tooth and is used for being connected with the guiding axle worm wheel of shifting, the left side of bumper shock absorber left side lid sets up the internal tooth and is used for meshing with the turbine shaft gear that shifts. 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 vibration damper be arranged on automatic transmission shift axis of guide assembly.
Background technique
Automatic transmission shift axis of guide assembly usually by the gearshift axis of guide, and is from left to right sleeved on clutch shaft bearing, gearshift worm-wheel shaft gear, gearshift axis of guide worm gear and the second bearing composition on the gearshift axis of guide successively.Clutch shaft bearing and the second bearing press mounting on the gearshift axis of guide, for the installation at axis of guide two ends of shifting gears.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 vibration damper aiming to provide a kind of rapid-assembling/disassembling 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 vibration damper of rapid-assembling/disassembling, comprise the vibration damper left cover (6) from left to right set gradually, vibration damper right cover (7) and vibration damper back-up ring (9), 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 vibration damper back-up ring (9) is provided with equal with installing cavity (7a) quantity, the right cavity (9a) that position is corresponding, and left cavity (6a), the length of right cavity (9a) 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 vibration damper back-up ring (9) is provided with equal with buckle (6b) quantity, the draw-in groove (9b) that position is corresponding, vibration damper left cover (6) is snapped together by buckle (6b) and draw-in groove (9b) with vibration damper back-up ring (9), thus cylindrically coiled spring (8) and vibration damper right cover (7) are arranged between vibration damper left cover (6) and vibration damper back-up ring (9), 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 (9a) is mounted opposite cavity (7a) when rotating, left cavity (6a), the sidewall of right cavity (9a) all can compress cylindrically coiled spring (8), the right side of described vibration damper right cover (7) is provided with spline tooth for being connected with gearshift axis of guide worm gear, the left side of vibration damper left cover (6) arrange internal tooth for worm-wheel shaft gears meshing of shifting gears.
The beneficial effects of the utility model: by setting up vibration damper on the gearshift axis of guide, and vibration damper 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 vibration damper 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 vibration damper 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 the scheme of installation of the utility model on automatic transmission shift axis of guide assembly.
Fig. 2 is the decomposing schematic representation of vibration damper.
Fig. 3 is the right elevation of vibration damper left cover.
Fig. 4 is the left view of vibration damper back-up ring.
Embodiment
Below by embodiment also by reference to the accompanying drawings, the utility model is described in further detail:
Automatic transmission shift axis of guide assembly as shown in Figure 1, primarily of the gearshift axis of guide 1, and clutch shaft bearing 2, gearshift worm-wheel shaft gear 3, gearshift axis of guide worm gear 4 and the second bearing 5 be from left to right sleeved on successively on the gearshift axis of guide 1 forms.Clutch shaft bearing 2 and the second bearing 5 are fitted on the gearshift axis of guide 1, for the installation at the axis of guide 1 two ends of shifting gears.
The gearshift axis of guide 1 between gearshift worm-wheel shaft gear 3 and gearshift axis of guide worm gear 4 is also set with vibration damper.Shown in composition graphs 1-Fig. 4, vibration damper forms primarily of vibration damper left cover 6, vibration damper right cover 7, vibration damper back-up ring 9 and cylindrically coiled spring 8.Vibration damper left cover 6, vibration damper right cover 7, vibration damper back-up ring 9, 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 vibration damper back-up ring 9 is provided with and installs the right cavity 9a that cavity 7a quantity is equal, position is corresponding, and the length of left cavity 6a, right cavity 9a 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, vibration damper back-up ring 9 is provided with equal with buckle 6b quantity, that position is corresponding draw-in groove 9b, vibration damper left cover 6 and vibration damper back-up ring 9 are snapped together by buckle 6b and draw-in groove 9b, thus cylindrically coiled spring 8 and vibration damper right cover 7 are arranged between vibration damper left cover 6 and vibration damper 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 9a is mounted opposite cavity 7a when rotating, the sidewall of left cavity 6a, right cavity 9a 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 9a are respectively four.Vibration damper left cover 6, vibration damper right cover 7 and vibration damper back-up ring 9 adopt PA66+30% glass to make.
During assembling vibration damper, 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, vibration damper back-up ring 9 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; Vibration damper back-up ring 9 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 10 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 (2)
1. the vibration damper of a rapid-assembling/disassembling, it is characterized in that: comprise the vibration damper left cover (6) from left to right set gradually, vibration damper right cover (7) and vibration damper back-up ring (9), 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 vibration damper back-up ring (9) is provided with equal with installing cavity (7a) quantity, the right cavity (9a) that position is corresponding, and left cavity (6a), the length of right cavity (9a) 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 vibration damper back-up ring (9) is provided with equal with buckle (6b) quantity, the draw-in groove (9b) that position is corresponding, vibration damper left cover (6) is snapped together by buckle (6b) and draw-in groove (9b) with vibration damper back-up ring (9), thus cylindrically coiled spring (8) and vibration damper right cover (7) are arranged between vibration damper left cover (6) and vibration damper back-up ring (9), 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 (9a) is mounted opposite cavity (7a) when rotating, left cavity (6a), the sidewall of right cavity (9a) all can compress cylindrically coiled spring (8), the right side of described vibration damper right cover (7) is provided with spline tooth for being connected with gearshift axis of guide worm gear, the left side of vibration damper left cover (6) arrange internal tooth for worm-wheel shaft gears meshing of shifting gears.
2. the vibration damper of rapid-assembling/disassembling 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 (9a) are respectively four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520682622.7U CN205064814U (en) | 2015-09-06 | 2015-09-06 | Bumper shock absorber of installing and removing fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520682622.7U CN205064814U (en) | 2015-09-06 | 2015-09-06 | Bumper shock absorber of installing and removing fast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205064814U true CN205064814U (en) | 2016-03-02 |
Family
ID=55391371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520682622.7U Expired - Fee Related CN205064814U (en) | 2015-09-06 | 2015-09-06 | Bumper shock absorber of installing and removing fast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205064814U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090475A (en) * | 2015-09-06 | 2015-11-25 | 重庆钟华机械有限责任公司 | Damper capable of being assembled and disassembled quickly |
-
2015
- 2015-09-06 CN CN201520682622.7U patent/CN205064814U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090475A (en) * | 2015-09-06 | 2015-11-25 | 重庆钟华机械有限责任公司 | Damper capable of being assembled and disassembled quickly |
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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 |