CN204664385U - External shifting operation mechanism - Google Patents
External shifting operation mechanism Download PDFInfo
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- CN204664385U CN204664385U CN201520319932.2U CN201520319932U CN204664385U CN 204664385 U CN204664385 U CN 204664385U CN 201520319932 U CN201520319932 U CN 201520319932U CN 204664385 U CN204664385 U CN 204664385U
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- shifting
- gearshift
- external
- threaded screw
- double threaded
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Abstract
A kind of external shifting operation mechanism of speed changer field, comprise with the declutch shift shaft of shifting block, gearshift, gear selection mechanism and double threaded screw, wherein: the both sides of shifting block contact with one end of gearshift and double threaded screw respectively, the other end of double threaded screw contacts with gear selection mechanism, and gear selection mechanism, gearshift and shifting block are all positioned at outside speed changer rear case to be handled to realize external; The utility model is by gearshift and the integrated setting of gear selection mechanism, and working efficiency is high, can change manual transmission into indirect operation from direct manipulation simultaneously, promotes shifting feel.
Description
Technical field
The utility model relates to a kind of technology of automotive engineering field, specifically a kind of external shifting operation mechanism for manual transmission.
Background technique
At present, in automobile market, Consumer judges that the factor the most directly perceived of manual transmission quality is gearshift feel: whether light and flexible, whether gear is clear, and whether shifting power is suitable etc.So for the manual transmission producer, the gearshift feel of its product is most important.
Through finding the retrieval of prior art, Chinese patent literature CN203717874U, publication date 2014.7.16, disclose the switching mechanism of a kind of manual transmission shifting operation, comprise support, support is connected with block selecting central shaft and gearshift central shaft, block selecting central shaft is rotatably connected to gearshift sleeve; Block selecting sleeve is connected with block selecting top link and block selecting lower swing arm, the end of block selecting top link is hinged with block selecting connecting rod, and the end of block selecting connecting rod is provided with block selecting attachment hole; Gearshift sleeve is connected with gearshift top link and gearshift lower swing arm, the end of gearshift top link is hinged with gearshift connecting rod, and the end of gearshift connecting rod is provided with gearshift attachment hole.But the separately independent gear shift mechanism arranged of this technology need realize shifting by speed changer rocking arm, low-response, and add the volume of integrated model, in addition, the whole gearshift transfer chain of this technology connects too much, gearshift efficiency is low, can not realize the transformation direct manipulation of longitudinal gearbox being changed to indirect operation.
Model utility content
The utility model is for prior art above shortcomings, a kind of external shifting operation mechanism is proposed, adopt the gearshift of independent non-interlock and gear selection mechanism to handle extending to outside declutch shift shaft, gearshift blocking arm directly acts on declutch shift shaft axle center, and efficiency is higher; In addition, can be applicable to longitudinal gearbox and transfer direct manipulation to indirect operation.
The utility model is achieved through the following technical solutions:
The utility model comprises: with the declutch shift shaft of shifting block, gearshift, gear selection mechanism and double threaded screw, wherein: the both sides of shifting block contact with one end of gearshift and double threaded screw respectively, and the other end of double threaded screw contacts with gear selection mechanism.
Described shifting block is positioned at outside speed changer rear case to be handled to realize external, and this shifting block comprises fixed component and projection piece, and wherein: fixed component is fixedly connected with declutch shift shaft, projection piece both sides are rotationally connected with gearshift and double threaded screw respectively.
Described gearshift comprises: driving component and the gear-shifting rocker arm be rotationally connected with it respectively and support of shifting gears, wherein: gearshift support and gear-shifting rocker arm are positioned at outside speed changer rear case to be handled to realize external.
Described driving component is that two coupling shafts be rotationally connected with gearshift support and gear-shifting rocker arm respectively form.
Described gear selection mechanism comprises: π type support and the block selecting rocking arm be rotationally connected with it, and wherein: π type support is fixedly installed on outside speed changer rear case, block selecting rocking arm is connected with double threaded screw parallel across inside π type support and one end.
Described being rotationally connected is realized by pin, and this pin is through block selecting rocking arm, and pin two ends are fixedly connected with respectively with the both sides of π type carrier openings.
Described double threaded screw comprises: two ball pins, two ball pin ball seats and stud, wherein: two ball pins embed corresponding ball pin ball seat respectively and form two bulb pairs, two bulb pairs connect with stud two ends respectively and direction is contrary, and two bulb pairs are connected with shifting block with gear selection mechanism respectively.
Technique effect
Compared with prior art, the utility model adopts the gear shift mechanism of independent non-interlock to handle the declutch shift shaft extending to automotive transmission outside, compact structure, it is high that gear-shifting rocker arm directly acts on declutch shift shaft axle center gearshift efficiency, and can direct operated longitudinal gearbox be changed into indirect operation, facilitate the design development of gearbox.
Accompanying drawing explanation
Fig. 1 is the utility model front elevation;
Fig. 2 is the utility model rear view;
Fig. 3 is the utility model gearshift schematic diagram;
Fig. 4 is the utility model gear selection mechanism schematic diagram;
Fig. 5 is the utility model declutch shift shaft and shifting shifting block schematic diagram;
Fig. 6 is the utility model block selecting connecting rod schematic diagram;
In figure: 1 gearshift, 2 gear selection mechanisms, 3 declutch shift shafts, 4 shifting blocks, 5 resilient keys, 6 oil sealings, 7 double threaded screws, 8 cable supports, 9 speed changer rear cases, 10 bolts, 11 gearshift supports, 12 gear-shifting rocker arms, 13,14 coupling shafts, 15 fixed blocks, 16 resilient keys, 17 π type supports, 18 block selecting rocking arms, 19 pins, 20 stud, 21 ball pin ball seats, 22 ball pins, 23 nuts, 24 bulbs, 25 screws.
Embodiment
Below embodiment of the present utility model is elaborated; the present embodiment is implemented under premised on technical solutions of the utility model; give detailed mode of execution and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment comprises: declutch shift shaft 3, the shifting block 4 being fixed on declutch shift shaft 3 one end, gearshift 1, gear selection mechanism 2 and double threaded screw 7, wherein: gearshift 1 is connected with shifting block 4, double threaded screw 7 one end is connected with gear selection mechanism 2, and the other end is connected with shifting block 4.
Described declutch shift shaft 3 is sealed by oil sealing 6 with speed changer rear case 9 contact segment, to guarantee the sealing of speed changer.
Described shifting block 4 is arranged on outside speed changer rear case 9, comprises fixed component and projection piece, wherein: fixed component is connected with declutch shift shaft 3 by resilient key 5, and projection piece both sides are respectively equipped with bulb 24 or screw 25.
Described gearshift 1 comprises: driving component and the gear-shifting rocker arm 12 be rotationally connected with it respectively and support 11 of shifting gears, wherein: gearshift support 11 is fixedly installed on outside speed changer rear case 9, and gear-shifting rocker arm 12 one end and driving component are rotationally connected.
Described driving component comprises: fixed block 15 and two coupling shafts 13 and 14 be set in parallel in fixed block, wherein: coupling shaft 13 is connected with gearshift support 11, coupling shaft 14 and gear-shifting rocker arm 12 are rotationally connected, and coupling shaft 13 and 14 is fixed in fixed block 15 by resilient key 16.
Described gear-shifting rocker arm 12 is provided with the ball seat matched with described projection piece bulb 24.
Described gear selection mechanism 2 comprises: block selecting rocking arm 18, π type support 17 and pin 19, and wherein: π type support 17 is fixedly installed on outside speed changer rear case 9, block selecting rocking arm 18 is parallel across inside π type support 17; Pin 19 is through block selecting rocking arm 18, and the both sides of pin 19 two ends and π type support 17 opening interference fit respectively.
One end of described block selecting rocking arm 18 is provided with screw.
Described double threaded screw 7 comprises: two screw type ball pins, 22, two ball pin ball seats 21 and a stud 20, wherein: two screw type ball pins 22 embed corresponding ball pin ball seat 21 respectively and form two bulb pairs, two bulb pairs are connected by nut 23 with stud 20 two ends respectively and direction is contrary, and two bulb pairs are connected by the screw matched with projection piece with described block selecting rocking arm 18 respectively.
Be fixedly connected with Π type support 17 with cable support 8, support 11 of shifting gears respectively by bolt 10 outside described speed changer rear case 9.
Described gear-shifting rocker arm 12 rotates around coupling shaft 14, thus drives shifting block 4 to rotate, and then drives declutch shift shaft 3 moving linearly to realize gear shift operation.
Described block selecting rocking arm 18 rotates around pin 19 axle center, drives shifting block 4 to rotate by double threaded screw 7, thus makes declutch shift shaft 3 realize block selecting operation around shifting block 4 rotation.
Described nut 23 pairs of ball pin ball seats 21 carry out self-locking.
For direct operated longitudinal speed changer, direct manipulation mechanism can be removed, only retain shifting axle, the utility model is fixedly connected with shifting axle by shifting block 4, thus changes the longitudinal speed changer of indirect operation into.
Described gearshift 1 directly acts on shifting block 4, and gear selection mechanism 2 acts on shifting block 4 by double threaded screw, and drive declutch shift shaft makes straight line or rotary motion realizes shifting operation, improves shifting efficiency.
Claims (7)
1. an external shifting operation mechanism, it is characterized in that, comprise: with the declutch shift shaft of shifting block, gearshift, gear selection mechanism and double threaded screw, wherein: the both sides of shifting block contact with one end of gearshift and double threaded screw respectively, the other end of double threaded screw contacts with gear selection mechanism, and gear selection mechanism, gearshift and shifting block are all positioned at outside speed changer rear case to be handled to realize external.
2. external shifting operation mechanism according to claim 1, it is characterized in that, described shifting block comprises fixed component and projection piece, and wherein: fixed component is fixedly connected with declutch shift shaft, projection piece both sides are rotationally connected with gearshift and double threaded screw respectively.
3. external shifting operation mechanism according to claim 1, it is characterized in that, described gearshift comprises: driving component and the gear-shifting rocker arm be rotationally connected with it respectively and support of shifting gears, wherein: gearshift support and gear-shifting rocker arm are positioned at outside speed changer rear case to be handled to realize external.
4. external shifting operation mechanism according to claim 3, is characterized in that, described driving component is that two coupling shafts be rotationally connected with gearshift support and gear-shifting rocker arm respectively form.
5. external shifting operation mechanism according to claim 1, it is characterized in that, described gear selection mechanism comprises: π type support and the block selecting rocking arm be rotationally connected with it, wherein: π type support is fixedly installed on outside speed changer rear case, block selecting rocking arm is connected with double threaded screw parallel across inside π type support and one end.
6. external shifting operation mechanism according to claim 5, it is characterized in that, described being rotationally connected is realized by pin, and this pin is through block selecting rocking arm, and pin two ends are fixedly connected with respectively with the both sides of π type carrier openings.
7. according to described external shifting operation mechanism arbitrary in claim 1 ~ 6, it is characterized in that, described double threaded screw comprises: two ball pins, two ball pin ball seats and stud, wherein: two ball pins embed corresponding ball pin ball seat respectively and form two bulb pairs, two bulb pairs connect with stud two ends respectively and direction is contrary, and two bulb pairs are connected with shifting block with gear selection mechanism respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520319932.2U CN204664385U (en) | 2015-05-18 | 2015-05-18 | External shifting operation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520319932.2U CN204664385U (en) | 2015-05-18 | 2015-05-18 | External shifting operation mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204664385U true CN204664385U (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520319932.2U Active CN204664385U (en) | 2015-05-18 | 2015-05-18 | External shifting operation mechanism |
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| Country | Link |
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| CN (1) | CN204664385U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847883A (en) * | 2015-05-18 | 2015-08-19 | 上海汽车变速器有限公司 | External shift selecting and changing operation mechanism |
-
2015
- 2015-05-18 CN CN201520319932.2U patent/CN204664385U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847883A (en) * | 2015-05-18 | 2015-08-19 | 上海汽车变速器有限公司 | External shift selecting and changing operation mechanism |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |