CN204921951U - Manual gear shifting ware selects shift decoupling zero device, manual gear shifting ware and car - Google Patents
Manual gear shifting ware selects shift decoupling zero device, manual gear shifting ware and car Download PDFInfo
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- CN204921951U CN204921951U CN201520455688.2U CN201520455688U CN204921951U CN 204921951 U CN204921951 U CN 204921951U CN 201520455688 U CN201520455688 U CN 201520455688U CN 204921951 U CN204921951 U CN 204921951U
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- shifting
- king
- keep
- word groove
- manual transmission
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Abstract
The utility model discloses a manual gear shifting ware selects shift decoupling zero device, manual gear shifting ware and car, and wherein, the decoupling zero device includes the rocking arm of shifting, selects selector shaft, selects shift shifting block assembly and inner support. The rocking arm of shifting drives and selects selector shaft to rotate, the selection is shifted the shifting block assembly and is included body, king's word groove, is advanced to keep off stopper and shifting block, and king's word groove sets up on the body, and king's word groove separates the transverse groove and the vertical groove that become to be parallel to each other by a plurality of lugs and constitute, advances to keep off the vertical inslot of the fixed setting of stopper in king's word groove both sides, fixing on the inner support and being provided with the spacer pin, the tip holding of spacer pin is between the lug in king's word groove. The utility model provides a manual gear shifting ware selects shift decoupling zero device, manual gear shifting ware and car to contact spacingly through setting up the spacer pin with the fixed stopper that advances to keep off that sets up at king's word inslot to the stroke that advances to keep off with the shift fork restricts the within range in the design, thereby solves effectively and advance to keep off back dentition vibration transmission to the problem of selecting the handle of shifting.
Description
Technical field
The utility model relates to the structure of manual gear of vehicle, particularly relates to a kind of manual transmission shifting decoupling device, manual transmission and automobile.
Background technique
For the automobile with manual transmission, gear shift mechanism is as the interface unit facing user directly, and the good and bad use sense directly affecting user of its performance is subject to.And the vibrating noise problem of gear shift mechanism is one of subject matter affecting user's use, be also need key problems-solving in designing and developing.
In prior art, the gear shift mechanism of manual transmission is delivered to the vibration on shifting handle in order to isolated gear train, and the rigidity arranging larger shifting idle stroke or reduce elastic element on shifting drag-line that adopts solves more.But this mode can make shifting feel loose.And by controlling entering to keep off stroke, accurately controlling the gap after gear between shift fork and synchronizer gear sleeve, thus the isolated axial float from tooth axle system, the component that this kind of control mode relates to are more, and relative dimensions calculation of complex, actual effect is poor.And each shift fork all needs to adopt move restriction into gear, structure is also comparatively complicated.
Model utility content
The utility model provides a kind of manual transmission shifting decoupling device, manual transmission and automobile, and to solve the problems of the prior art, simplified structure, reduces vibration and the noise of gear shift mechanism.
The utility model provides a kind of manual transmission shifting decoupling device, wherein, comprising gear-shifting rocker arm, shifting axle, being fixedly installed on shifting shifting block assembly on described shifting axle and for being fixedly installed on the inner support on case of transmission;
Described gear-shifting rocker arm is fixed on described shifting axle and also described shifting axle can be driven to rotate;
Described shifting shifting block assembly comprising body, king's word groove, entering to keep off limiting stopper and the shifting block for coordinating with gear train, described king's word groove is arranged on the body, and described king's word groove is separated into by multiple projection the transverse groove that is parallel to each other and vertical slot is formed, describedly enter to keep off limiting stopper and be fixedly installed in the vertical slot of described king's word groove both sides, described shifting block arranges the side deviating from described king's word groove on the body;
Described inner support is fixedly installed position limit pin, and the end accommodation of described position limit pin is between the projection of described king's word groove; Along with the rotation of described shifting shifting block, described position limit pin and the described inner side surface entering to keep off limiting stopper are supported spacing.
Manual transmission shifting decoupling device as above, wherein, preferably, described body is provided with the wavy profile for coordinating with shotpin.
Manual transmission shifting decoupling device as above, wherein, preferably, described in enter to keep off limiting stopper and described king's word groove is interference fit, or described in enter to keep off limiting stopper and described king's word slot welding connects or glueds joint fixing.
Manual transmission shifting decoupling device as above wherein, preferably, is Spielpassung between described position limit pin and described projection.
Manual transmission shifting decoupling device as above, wherein, preferably, described body, king's word groove and shifting block are formed in one.
The utility model additionally provides a kind of manual transmission, wherein, comprise the manual transmission shifting decoupling device that case of transmission, shift fork, synchronizer gear sleeve and the utility model provide, wherein, described inner support is fixedly installed on described case of transmission, described shift fork is provided with notch, and described shifting block and described notch are adaptive, and described synchronizer gear sleeve is with described shift fork adaptation and realize under the promotion of described shift fork into gear and move back gear.
Manual transmission as above, wherein, preferably, also comprises shifting lid and shotpin, and described shifting lid is fixed on shifting axle, and described shotpin is fixedly installed on described shifting and covers;
Described body is provided with wavy profile, and described shotpin matches with described profile.
The utility model further provides a kind of automobile, wherein, comprises the manual transmission that the utility model provides.
The manual transmission shifting decoupling device that the utility model provides, manual transmission contact spacing by arranging position limit pin with the limiting stopper that enters to keep off be fixedly installed in king's word groove with automobile, thus stroke shift fork being entered gear is limited in the scope of design, thus effectively to solve after gear dentition vibration passing to the problem of shifting handle, can ensure again into gear stroke enough, prevent off-gear.Manual transmission shifting decoupling device, manual transmission and automobile that the utility model provides, simple and compact for structure, there is good vibration isolating effect.
Accompanying drawing explanation
The manual transmission structural representation that Fig. 1 provides for the utility model embodiment;
The structural perspective of the manual transmission shifting decoupling device that Fig. 2 provides for the utility model embodiment;
Fig. 3 is shifting fork structure schematic diagram;
Fig. 4 is the structural representation of shifting shifting block assembly;
Fig. 5 is the structural representation entering to keep off limiting stopper in shifting shifting block;
Fig. 6 is the structural representation of body and king's word groove in shifting shifting block assembly;
Fig. 7 is the structural representation of inner support;
The manual transmission working state figure that Fig. 8 provides for the utility model embodiment.
Embodiment
Below in conjunction with embodiment, the utility model is described in detail.The identical reference character of wherein identical component represents.It should be noted that, the word "front", "rear" of use is described below, "left", "right", "up" and "down" refer to direction in accompanying drawing, word " interior " and " outward " refer to the direction towards or away from particular elements geometrical center respectively.
The manual transmission structural representation that Fig. 1 provides for the utility model embodiment, the structural perspective of the manual transmission shifting decoupling device that Fig. 2 provides for the utility model embodiment.
As depicted in figs. 1 and 2, the utility model embodiment provides a kind of manual transmission shifting decoupling device, is applicable to the manual transmission that the utility model embodiment provides.
Particularly, the manual transmission shifting decoupling device that the utility model embodiment provides comprises gear-shifting rocker arm 1, shifting axle 2, shifting shifting block assembly 3 and inner support 4.Manual transmission comprises above-mentioned decoupling device, and manual transmission also comprises block selecting Rocker arm 5, shifting lid 6, case of transmission 7, shift fork 8 and synchronizer gear sleeve 9.
Wherein, shifting shifting block assembly 3 is fixedly installed on shifting axle 2, and inner support 4 is fixedly installed on case of transmission 7.Described gear-shifting rocker arm 1 is fixed on described shifting axle 2 and also described shifting axle 2 can be driven to rotate.
Described shifting shifting block assembly 3 comprising body 31, king's word groove 32, entering to keep off limiting stopper 33 and the shifting block 34 for coordinating with shift fork 8, described king's word groove 32 is arranged on described body 31, and described king's word groove 32 is separated into by multiple projection the transverse groove that is parallel to each other and vertical slot is formed, describedly enter to keep off limiting stopper 33 and be fixedly installed in the vertical slot of described king's word groove 32 both sides, described shifting block 34 is arranged on the side described body 31 deviating from described king's word groove 32.Described inner support 4 is fixedly installed position limit pin 41, and the end accommodation of described position limit pin 41 is between the projection of described king's word groove 32; Along with the rotation of described shifting shifting block assembly 3, described position limit pin 41 is supported spacing with the described inner side surface entering to keep off limiting stopper 33.
Fig. 3 is shifting fork structure schematic diagram, referring to Fig. 1 to Fig. 3, block selecting Rocker arm 5 and shifting shifting block assembly 3 are fixed on shifting axle 2 respectively by resilient key, block selecting Rocker arm 5 is arranged on shifting lid 6, inner support 4 is bolted on case of transmission 7, shift fork 8 passing hole 81 is fixed on declutch shift shaft 11, and can carry out into gear along declutch shift shaft 11 axial motion.Declutch shift shaft 11 is supported in the corresponding aperture of case of transmission 7, and the shift fork pin of shift fork 8 can promote tooth cover and realizes into gear and move back gear, shift fork 8 is also provided with the notch 82 coordinated with shifting block 34.
Fig. 4 is the structural representation of shifting shifting block assembly, and Fig. 5 is the structural representation entering to keep off limiting stopper in shifting shifting block, and Fig. 6 is the structural representation of body and king's word groove in shifting shifting block assembly.
As shown in Figures 4 to 6, body 31, king's word groove 32 and shifting block 34 are formed in one, enter to keep off limiting stopper 33 can by with king's word groove 32 interference fit, to weld or the mode such as splicing is fixed, but be not limited to above-mentioned means of fixation.The upper end of shifting axle 2 mentioned above is supported in the hole of shifting lid 6 correspondence, and lower end is supported in the hole of inner support 4 correspondence.Shifting block 34 stirs the notch 82 on shift fork 8, and shift fork 8 promotes synchronizer gear sleeve 9 and is linked into gear.
Preferably, the body 31 of shifting shifting block assembly 3 is provided with wavy profile 35, shifting lid 6 is provided with shotpin 10, referring to Fig. 1, Fig. 2 and Fig. 6, when synchronizer gear sleeve 9 is linked into gear, shotpin 10 produces into gear pressure to this wavy profile 35, thus make position limit pin 41 be pressed on inner side surface into gear limiting stopper 33, realize to shift fork 8 promote synchronizer gear sleeve 9 enter to keep off Stroke Control, now synchronizer gear sleeve 9 can not be pressed on the side of gear by shift fork 8, by accurate Stroke Control, the axial float of tooth axle system can not be delivered on shifting handle.Compared to prior art, can significantly reduce required amount of parts, reduce the complexity of speed changer structure, thus make speed changer structure compact, facilitate case of transmission interior layout.
Preferably, be provided with multiple through hole 331 entering to keep off on limiting stopper 33, please refer to Fig. 5, the effect of through hole 331 changes the rigidity into gear limiting stopper 33, and the material entering to keep off limiting stopper 33 can select elastic material as engineering plastics, thermoplastic elastomer (TPE) or rubber etc.In order to suitable with king's word groove 32, in the present embodiment, enter to keep off limiting stopper 33 and be set to strip, one skilled in the art will appreciate that the shape into gear limiting stopper 33 is not limited to this, it can be changed according to the structure of king's word groove.
In addition, the side of multiple projection has certain angle, and as shown in Figure 6, the side angle (protruding side and shifting block 34 centerlines A) of this projection obtains according to entering to keep off climb displacement.
Fig. 7 is the structural representation of inner support, position limit pin 41 is fitted in hole corresponding on inner support 4, referring to Fig. 2, position limit pin 41 is contained between the projection of king's word groove 32, and be Spielpassung between projection, it will be appreciated by persons skilled in the art that the size in gap should ensure that this position limit pin 41 can relative movement freely and not interfering with king's word groove 32 in king's word groove 32.Inner support 4 is also provided with the sliding eye 42 coordinated with shifting axle 2.
The manual transmission working state figure that Fig. 8 provides for the utility model embodiment, as shown in Figure 8, and simultaneously composition graphs 1 to Fig. 7.Gear-shifting rocker arm 1 drives shifting axle 2 and shifting shifting block assembly 3 to rotate around the axis of shifting axle 2, and shifting block 34 promotes the notch 82 on shift fork 8, and shift fork 8 slides along declutch shift shaft 11 and promotes synchronizer gear sleeve 9 and hangs into gear.
Because the profile 35 on the body 31 of shotpin 10 pairs of shifting shifting block assemblies 3 acts on, shifting block 34 is pressed to into gear direction all the time, now position limit pin 41 is then pressed on the inner side surface entering to keep off limiting stopper 33 that is installed in king's word groove 32, thus restriction shift fork 8 promotes the compression of synchronizer gear sleeve 9 pairs of gear 12 sides.
Whole enter in gear process, position limit pin 41 compresses the inner side surface into gear limiting stopper 33, shifting block 34 presses close to notch 82 side of shift fork 8, the stroke that enters to keep off of synchronizer gear sleeve 9 is limited at scope of design, thus between synchronizer gear sleeve 9 and gear 12, produce the gap designing and allow (as shown in the line L in Fig. 8, represent the gap between tooth cover and gear), thus maintain in the scope of design by the axial float of synchronizer dentition, can not be delivered on shifting handle through drag-line, simultaneously lasting enter to keep off pressure because shotpin 10 and profile 35 produce, avoid and produce synchronizer gear sleeve 9 and gear 12 and depart from and produce the danger of off-gear.
It will be appreciated by persons skilled in the art that the position of position limit pin and king's word groove can carry out suitable change according to the layout of car load, different mode of executions is also at protection domain of the present utility model.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment's technological scheme of the utility model.
Claims (8)
1. a manual transmission shifting decoupling device, is characterized in that, comprising gear-shifting rocker arm, shifting axle, being fixedly installed on shifting shifting block assembly on described shifting axle and for being fixedly installed on the inner support on case of transmission;
Described gear-shifting rocker arm is fixed on described shifting axle and also described shifting axle can be driven to rotate;
Described shifting shifting block assembly comprising body, king's word groove, entering to keep off limiting stopper and the shifting block for coordinating with gear train, described king's word groove is arranged on the body, and described king's word groove is separated into by multiple projection the transverse groove that is parallel to each other and vertical slot is formed, describedly enter to keep off limiting stopper and be fixedly installed in the vertical slot of described king's word groove both sides, described shifting block arranges the side deviating from described king's word groove on the body;
Described inner support is fixedly installed position limit pin, and the end accommodation of described position limit pin is between the projection of described king's word groove; Along with the rotation of described shifting shifting block, described position limit pin and the described inner side surface entering to keep off limiting stopper are supported spacing.
2. manual transmission shifting decoupling device according to claim 1, is characterized in that, described body is provided with the wavy profile for coordinating with shotpin.
3. manual transmission shifting decoupling device according to claim 1 and 2, is characterized in that, described in enter to keep off limiting stopper and described king's word groove is interference fit, or described in enter to keep off limiting stopper and described king's word slot welding connects or glueds joint fixing.
4. manual transmission shifting decoupling device according to claim 3, is characterized in that, is Spielpassung between described position limit pin and described projection.
5. manual transmission shifting decoupling device according to claim 1 and 2, is characterized in that, described body, king's word groove and shifting block are formed in one.
6. a manual transmission, it is characterized in that, comprise the arbitrary described manual transmission shifting decoupling device of case of transmission, shift fork, synchronizer gear sleeve and claim 1-5, wherein, described inner support is fixedly installed on described case of transmission, described shift fork is provided with notch, and described shifting block and described notch are adaptive, and described synchronizer gear sleeve is with described shift fork adaptation and realize under the promotion of described shift fork into gear and move back gear.
7. manual transmission according to claim 6, is characterized in that, also comprises shifting lid and shotpin, and described shifting lid is fixed on shifting axle, and described shotpin is fixedly installed on described shifting and covers;
Described body is provided with wavy profile, and described shotpin matches with described profile.
8. an automobile, is characterized in that, comprises the manual transmission described in claim 6 or 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520455688.2U CN204921951U (en) | 2015-06-29 | 2015-06-29 | Manual gear shifting ware selects shift decoupling zero device, manual gear shifting ware and car |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520455688.2U CN204921951U (en) | 2015-06-29 | 2015-06-29 | Manual gear shifting ware selects shift decoupling zero device, manual gear shifting ware and car |
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| Publication Number | Publication Date |
|---|---|
| CN204921951U true CN204921951U (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520455688.2U Expired - Fee Related CN204921951U (en) | 2015-06-29 | 2015-06-29 | Manual gear shifting ware selects shift decoupling zero device, manual gear shifting ware and car |
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| CN (1) | CN204921951U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736693A (en) * | 2016-05-06 | 2016-07-06 | 上海汽车变速器有限公司 | Automatic gearbox parking locking mechanism |
| CN105757228A (en) * | 2016-05-11 | 2016-07-13 | 无锡市中捷减震器有限公司 | Gear selecting and shifting control mechanism of gear selecting and shifting device in automobile gearbox |
| CN108087543A (en) * | 2016-11-22 | 2018-05-29 | 上海汽车集团股份有限公司 | Manual transmission and its gearshift, module of putting into gear |
| CN108716542A (en) * | 2018-08-16 | 2018-10-30 | 重庆青山工业有限责任公司 | A kind of manual car shift of transmission inversion mechanism |
| CN112594384A (en) * | 2020-12-01 | 2021-04-02 | 安徽江淮汽车集团股份有限公司 | Derailleur reverse gear prevents mistake and hangs mechanism, derailleur and car |
| CN114061976A (en) * | 2021-11-15 | 2022-02-18 | 一汽红塔云南汽车制造有限公司 | Evaluation method for manual transmission automobile speed change operation |
-
2015
- 2015-06-29 CN CN201520455688.2U patent/CN204921951U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736693A (en) * | 2016-05-06 | 2016-07-06 | 上海汽车变速器有限公司 | Automatic gearbox parking locking mechanism |
| CN105736693B (en) * | 2016-05-06 | 2019-05-07 | 上海汽车变速器有限公司 | Automatic transmission parking locking mechanism |
| CN105757228A (en) * | 2016-05-11 | 2016-07-13 | 无锡市中捷减震器有限公司 | Gear selecting and shifting control mechanism of gear selecting and shifting device in automobile gearbox |
| CN108087543A (en) * | 2016-11-22 | 2018-05-29 | 上海汽车集团股份有限公司 | Manual transmission and its gearshift, module of putting into gear |
| CN108716542A (en) * | 2018-08-16 | 2018-10-30 | 重庆青山工业有限责任公司 | A kind of manual car shift of transmission inversion mechanism |
| CN112594384A (en) * | 2020-12-01 | 2021-04-02 | 安徽江淮汽车集团股份有限公司 | Derailleur reverse gear prevents mistake and hangs mechanism, derailleur and car |
| CN114061976A (en) * | 2021-11-15 | 2022-02-18 | 一汽红塔云南汽车制造有限公司 | Evaluation method for manual transmission automobile speed change operation |
| CN114061976B (en) * | 2021-11-15 | 2024-05-17 | 一汽红塔云南汽车制造有限公司 | Evaluation method for speed change operation of manual transmission automobile |
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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: 20151230 |