CN204845552U - Body Assembly that shifts of car - Google Patents
Body Assembly that shifts of car Download PDFInfo
- Publication number
- CN204845552U CN204845552U CN201520578597.8U CN201520578597U CN204845552U CN 204845552 U CN204845552 U CN 204845552U CN 201520578597 U CN201520578597 U CN 201520578597U CN 204845552 U CN204845552 U CN 204845552U
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- CN
- China
- Prior art keywords
- gear
- rocker arm
- shifting
- shifting rocker
- connecting pin
- 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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- 238000005266 casting Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
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- Gear-Shifting Mechanisms (AREA)
Abstract
The utility model discloses a body Assembly that shifts of car, including shifting rocking arm, rigid coupling in the gear level of the first end of the rocking arm of shifting with connect in the flexible axle of shifting of the rocking arm of shifting through the connecting pin, the second end that the gear level was kept away from to the rocking arm of shifting is equipped with the quality piece rather than the integral type structure, and the position that is close to the second end in the rocking arm of shifting is connected to the connecting pin, and the quality piece distributes in the center of connecting pin and the line of centres's of gear level both sides. Adopt this technological originating party case, the rocking arm of will shifting sets up formula structure as an organic whole with the quality piece, has improved the defect that balanced structure occupation space is big among the prior art, connection structure is complicated, simultaneously, the quality piece during through the motion inertial force can overcome the part resistance of shifting to the power that reduces to shift improves the ride comfort of the in -process of shifting.
Description
Technical field
The utility model relates to automobile gearbox technical field, is specifically related to a kind of gearshift assembly of automobile.
Background technology
Gearshift comprises gear level, gear-shifting rocker arm, with gearshift flexible axle, gear shifting rocking arm welding or riveting are on shift shaft, gear-shifting rocker arm is provided with connecting pin, gearshift flexible axle is connected on gear shifting rocking arm by connecting pin, when gear shift, gearshift flexible axle pulls gear shifting rocking arm and drives shift shaft to move, and realizes the conversion of gear.
In shift process, the gear shifting force in presynchronization stage is less, along with the increase of gearshift stroke, the gear shifting force of synchronous phase is larger, after synchronous, then gear shifting force is die-offed is zero, this just causes gear shifting force changing greatly in whole gearshift stroke, cause smooth gear shifting poor, operating handle is poor, in order to improve above-mentioned defect, in prior art, all balanced structure is increased in the both sides of gear-shifting rocker arm, the Main Function of balanced structure is rotation along with gear-shifting rocker arm and relies on the force of inertia of himself to reduce the gear shifting force of synchronous phase, thus reduce the difference of gear shifting force in whole shift process, to improve the ride comfort of gearshift.
As shown in Figure 1, gear-shifting rocker arm 1 ' is affixed with gear level 2 ', balanced structure 3 ' comprises the connecting panel 31 ' being arranged on gear-shifting rocker arm 1 ' both sides, with the balance block 32 ' being connected to connecting panel 31 ' end, and connecting panel 31 ' opens to the side away from gear-shifting rocker arm 1 ' and with gear-shifting rocker arm 1 ' in predetermined angle, above-mentioned balanced structure 3 ' takes up room larger, easy and its Surrounding Parts interferes, simultaneously, connecting panel 31 ' is all with bolts with balance block 32 ', connecting panel 31 ' and gear-shifting rocker arm 1 ', and connection structure is more complicated.
Utility model content
The utility model provides a kind of gearshift assembly of automobile, can simplify balanced structure, to reduce taking of space, meanwhile, improves the ride comfort of shift process.
To achieve these goals, the utility model takes following technical scheme:
A kind of gearshift assembly of automobile, comprise gear-shifting rocker arm, be fixed in the gear level of the first end of described gear-shifting rocker arm, with the gearshift flexible axle being connected to described gear-shifting rocker arm by connecting pin, described gear-shifting rocker arm is provided with the mass with its integral structure away from the second end of described gear level, described connecting pin is connected to the position of described gear-shifting rocker arm near described second end, and described mass distribution is in the both sides of the line of centres of the center of described connecting pin and described gear level.
Preferably, described gear-shifting rocker arm is sector structure, and described gear level is connected to the small end of described sector structure, and described mass is located at the large end of described sector structure, and described mass extends to opposite side along the side of described large end.
Preferably, described connecting pin is located at described gear-shifting rocker arm near outer peripheral position.
Preferably, described gear-shifting rocker arm is also provided with projection near the lateral margin of described connecting pin, and described projection is convex in the side away from described gear-shifting rocker arm.
Preferably, described first end is provided with mounting hole, and from the inwall of described mounting hole to the edge link slot of described gear-shifting rocker arm, described gear level embeds in described mounting hole, and locks described link slot by bolt assembly.
Preferably, the inwall of described mounting hole is also provided with the groove extended along its axial direction, and described gear level is provided with the boss protruding its outer wall, and described boss is embedded in described groove.
Preferably, described gear-shifting rocker arm is integrated casting type structure.
The beneficial effect that the utility model obtains is:
The utility model provides a kind of gearshift assembly of automobile, comprise gear-shifting rocker arm, be fixed in the gear level of the first end of described gear-shifting rocker arm, with the gearshift flexible axle being connected to described gear-shifting rocker arm by connecting pin, described gear-shifting rocker arm is provided with the mass with its integral structure away from the second end of described gear level, described connecting pin is connected to the position of described gear-shifting rocker arm near described second end, and described mass distribution is in the both sides of the line of centres of the center of described connecting pin and described gear level.Adopt this technology originating party case, gear-shifting rocker arm and mass are set to integral structure, improve the defect that balanced structure in prior art takes up room greatly, connection structure is complicated, simultaneously, mass can overcome part gearshift resistance by force of inertia during motion, to reduce gear shifting force, improve the ride comfort in shift process.
Accompanying drawing explanation
Fig. 1 is the connection diagram of the gearshift of prior art;
Fig. 2 is the axonometric drawing I of an embodiment of gear-shifting rocker arm of the present utility model;
Fig. 3 is the axonometric drawing II of an embodiment of gear-shifting rocker arm of the present utility model;
Fig. 4 is the scheme of installation I of an embodiment of gear-shifting rocker arm of the present utility model;
Fig. 5 is the scheme of installation II of an embodiment of gear-shifting rocker arm of the present utility model.
Description of reference numerals:
In Fig. 1: 1 '-gear-shifting rocker arm; 2 '-gear level; 3 '-balanced structure; 31 '-connecting panel; 32 '-balance block.
In Fig. 2-5: 10-gear-shifting rocker arm; 11-mass; 12-is protruding; 13-mounting hole; 14-link slot; 15-groove; 16-bolt assembly; 20-gear level; 30-shifts gears flexible axle; 40-connecting pin.
Detailed description of the invention
In order to make those skilled in the art understand the technical solution of the utility model better, below in conjunction with accompanying drawing, the utility model is further detailed.
Shown in composition graphs 2-5, the utility model provides a kind of gearshift assembly of automobile, comprise gear-shifting rocker arm 10, be fixed in the gear level 20 of the first end of gear-shifting rocker arm 10, with the gearshift flexible axle 30 being connected to gear-shifting rocker arm 10 by connecting pin 40, gear-shifting rocker arm 10 is provided with the mass 11 with its integral structure away from the second end of gear level 20, connecting pin 40 is connected to the position of gear-shifting rocker arm 10 near the second end, and mass 11 is distributed in the both sides of the center of connecting pin 40 and the line of centres of gear level 20.Adopt this technical scheme, gear-shifting rocker arm and mass are set to integral structure, improve the defect that balanced structure in prior art takes up room greatly, connection structure is complicated, simultaneously, mass overcomes part gearshift resistance by force of inertia during motion, to reduce gear shifting force, improve the ride comfort in shift process.
In above-mentioned technical scheme, preferred gear-shifting rocker arm 10 is sector structure, gear level 20 is connected to the small end of sector structure, mass 11 is located at the large end of sector structure, and mass extends to opposite side, in this structure along the side that 11 hold greatly, the gear-shifting rocker arm of sector structure had both achieved the connection with gear level, again compared with the volume and weight adding mass of limits, add force of inertia during its motion, and project organization, processing technology are simple.
Simultaneously, under the effect of gear selecting flexible axle, gear-shifting rocker arm 10 and gear level 20 meeting moving axially along gear level 20 simultaneously, realize gear selecting, in order to avoid being connected to the part such as fixed support on gearshift flexible axle 30 and circumferential component interferes, preferably connecting pin 40 is located at the close outer peripheral position of gear-shifting rocker arm 10, to guarantee the installing space that is suitable for and motion space.In the present embodiment, according to the concrete structure of change speed gear box, preferably connecting pin 40 is located at gear-shifting rocker arm 10 and the side of close gearshift flexible axle 30.
And further, in order to improve the Joint strenght of connecting pin 40 and gear-shifting rocker arm 10, be preferably also provided with protruding 12 at gear-shifting rocker arm 10 near the lateral margin of connecting pin 40, projection 12 is convex in the side away from gear-shifting rocker arm 10.According to above description, when the connecting portion of connecting pin 40 and gear-shifting rocker arm 10 is when the edge of gear-shifting rocker arm 10, when an external force is applied, gear-shifting rocker arm 10 is due to less and the defect of breakage, fracture equal strength deficiency easily occurs at the material at point of application place, the object arranging protruding 12 is exactly to increase material, thus increase Joint strenght, improve the reliability connected.
Further, according to the difference of change speed gear box concrete structure, connecting pin 40 also may be fixed on another lateral margin of gear-shifting rocker arm 10, consider above-mentioned factor, protruding 12 are all arranged in the both side edges of gear-shifting rocker arm 10, two projections 12 are symmetrical with the symmetrical center line of gear-shifting rocker arm 10, improve the Joint strenght at gear-shifting rocker arm 10 both side edges place with this, improve the commonality of gear-shifting rocker arm 10 simultaneously.
The connection structure of gear-shifting rocker arm 10 and gear level 20 can adopt the schemes such as welding, riveting, in the present embodiment, preferably be provided with mounting hole 13 at first end 11, and from the inwall of mounting hole 13 to the edge link slot 14 of gear-shifting rocker arm 10, gear level 20 to be flush-mounted in mounting hole 13 and to lock link slot 14 by bolt assembly 16, and be fixedly clamped with this in mounting hole 13 by gear level 20, this scheme is for removably connecting, compare welding and riveted joint etc., be more convenient to the replacing of maintenance and parts.
And more preferably, the inwall of mounting hole 13 is also provided with the groove 15 extended along its axial direction, gear level is provided with the boss protruding its outer wall, boss to extend and corresponding with groove 15 along the axis of gear-shift lever 20, and boss is embedded in groove 15, when gearshift flexible axle 30 drives gear-shifting rocker arm 10 to rotate, boss can transmitting torque, serve as the effect of trundle, drive gear level 20 to rotate together, avoid skidding and causing transmission failure.
The gearshift assembly that the utility model provides, preferred gear-shifting rocker arm 10 is integrated casting type structure, and its processing technology is simple, and tooling cost is low.
Below be only preferred implementation of the present utility model, it is to be noted, these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model, and, after having read content of the present utility model, relevant technical staff in the field can make various change or amendment to the utility model, and these equivalent form of values fall into the application's appended claims limited range equally.
Claims (7)
1. the gearshift assembly of an automobile, comprise gear-shifting rocker arm, be fixed in the gear level of the first end of described gear-shifting rocker arm, with the gearshift flexible axle being connected to described gear-shifting rocker arm by connecting pin, it is characterized in that, described gear-shifting rocker arm is provided with the mass with its integral structure away from the second end of described gear level, described connecting pin is connected to the position of described gear-shifting rocker arm near described second end, and described mass distribution is in the both sides of the line of centres of the center of described connecting pin and described gear level.
2. gearshift assembly according to claim 1, it is characterized in that, described gear-shifting rocker arm is sector structure, and described gear level is connected to the small end of described sector structure, described mass is located at the large end of described sector structure, and described mass extends to opposite side along the side of described large end.
3. gearshift assembly according to claim 1 and 2, is characterized in that, described connecting pin is located at described gear-shifting rocker arm near outer peripheral position.
4. gearshift assembly according to claim 1 and 2, is characterized in that, described gear-shifting rocker arm is also provided with projection near the lateral margin of described connecting pin, and described projection is convex in the side away from described gear-shifting rocker arm.
5. gearshift assembly according to claim 1 and 2, it is characterized in that, described first end is provided with mounting hole, and from the inwall of described mounting hole to the edge link slot of described gear-shifting rocker arm, described gear level embeds in described mounting hole, and locks described link slot by bolt assembly.
6. gearshift assembly according to claim 5, is characterized in that, the inwall of described mounting hole is also provided with the groove extended along its axial direction, and described gear level is provided with the boss protruding its outer wall, and described boss is embedded in described groove.
7. gearshift assembly according to claim 1 and 2, is characterized in that, described gear-shifting rocker arm is integrated casting type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520578597.8U CN204845552U (en) | 2015-08-04 | 2015-08-04 | Body Assembly that shifts of car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520578597.8U CN204845552U (en) | 2015-08-04 | 2015-08-04 | Body Assembly that shifts of car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204845552U true CN204845552U (en) | 2015-12-09 |
Family
ID=54736135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520578597.8U Expired - Fee Related CN204845552U (en) | 2015-08-04 | 2015-08-04 | Body Assembly that shifts of car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204845552U (en) |
-
2015
- 2015-08-04 CN CN201520578597.8U patent/CN204845552U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20190804 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |