CN204284413U - A kind of self shifter operating device - Google Patents
A kind of self shifter operating device Download PDFInfo
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- CN204284413U CN204284413U CN201420679325.2U CN201420679325U CN204284413U CN 204284413 U CN204284413 U CN 204284413U CN 201420679325 U CN201420679325 U CN 201420679325U CN 204284413 U CN204284413 U CN 204284413U
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- ball screw
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- direct current
- current generator
- operating device
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Abstract
The utility model discloses a kind of self shifter operating device, it comprises casing, described casing is provided with mutually perpendicular first direct current generator and the second direct current generator, wherein, the first direct current generator is coordinated to be provided with the first ball screw in described casing, described first ball screw is provided with the first ball nut, described first ball nut is connected with driving lever, coordinate the second direct current generator in described casing, be provided with the second ball screw perpendicular to the first ball screw, described second ball screw is provided with the second ball nut, described second ball nut connects shift fork, described driving lever and shift fork all offer square pilot hole, all be placed on a transmission square shaft by both pilot holes, described transmission square shaft is arranged in casing rotationally.Above-mentioned self shifter operating device can realize self shifter operation, not only substantially increases the working life of clutch, reduces volume and the space of speed reducer; And energy-conservation comfortable, the Security that improves driving.
Description
Technical field
The utility model relates to Motor Vehicle gearshift control technique, particularly relates to a kind of self shifter operating device for truck.
Background technique
At present, for truck selector in use, mostly adopt manual shift, there is following shortcoming:
1) wearing and tearing very easily brought to clutch and loss oil mass;
2) during driver's manual shift, attention is easily disperseed, and there is certain potential safety hazard.
Model utility content
The purpose of this utility model is to provide a kind of self shifter operating device, and it can make truck realize self shifter, to solve the problems referred to above that truck in prior art needs manual shift to exist.
For reaching this object, the utility model by the following technical solutions:
A kind of self shifter operating device, it comprises the casing fixing with gearbox, described casing is provided with mutually perpendicular first direct current generator and the second direct current generator, wherein, the first direct current generator is coordinated to be provided with the first ball screw in described casing, described first ball screw is provided with the first ball nut, described first ball nut is connected with driving lever, coordinate the second direct current generator in described casing, be provided with the second ball screw perpendicular to the first ball screw, described second ball screw is provided with the second ball nut, described second ball nut connects shift fork, described driving lever and shift fork all offer square pilot hole, all be placed on a transmission square shaft by both pilot holes, described transmission square shaft is arranged in casing rotationally.
Especially, the two axle displacement distance controlling componenies for controlling driving lever and shift fork movement are provided with in described casing, described two axle displacement distance controlling componenies comprise mutually perpendicular two sensor axis in plane, and the end of described two sensor axis is provided with displacement transducer.
Especially, described first ball screw and the second ball screw are not at grade.
Especially, described driving lever offers draw-in groove, described first ball nut is extended with dop, described dop be stuck in described draw-in groove by driving lever and the first ball nut spacing along transmission square shaft direction.
Especially, the corner of described casing all offers screw hole, and described casing is fixed on gearbox by screw.
First and second ball screw described selects S55C to quench and binary is oozed altogether, ensures wear resistance and the seizure resistance of screw mandrel.First and second ball nut described selects 20MnMo to quench and binary is oozed altogether, ensures the wear-resisting and seizure resistance of nut.Described shift fork and driving lever select 20CrMo forging, normalized treatment to improve its comprehensive mechanical performance.Described transmission square shaft selects 20CrMo quenching with Subsequent tempering and binary to ooze altogether, surperficial HRC35-40, improves wear resistance and seizure resistance.Described casing aluminium alloy ZL401 makes, classified ageing treatment, reduces distortion and improves up-to-standard rate.
The beneficial effects of the utility model are, compared with prior art described self shifter operating device can realize self shifter operation, not only substantially increases the working life of clutch, reduces volume and the space of speed reducer; And energy-conservation comfortable, improve the utilization ratio of fuel oil, the more important thing is the Security that improve driving.
Accompanying drawing explanation
Fig. 1 is the sectional drawing of the self shifter operating device that the utility model embodiment 1 provides;
Fig. 2 is the structural representation of the self shifter operating device that the utility model embodiment 1 provides.
In figure:
1, casing; 2, the first direct current generator; 3, the second direct current generator; 4, the first ball screw; 5, the first ball nut; 6, driving lever; 7, the second ball screw; 8, the second ball nut; 9, shift fork; 10, transmission square shaft; 11, sensor axis; 12, displacement transducer.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
Refer to shown in Fig. 1 and Fig. 2, in the present embodiment, a kind of self shifter operating device comprises casing 1, and the corner of described casing 1 all offers screw hole, and described casing is fixed on gearbox by screw.And described casing 1 is provided with mutually perpendicular first direct current generator 2 and the second direct current generator 3, the first direct current generator 2 is coordinated to be provided with the first ball screw 4 in described casing 1, described first ball screw 4 is provided with the first ball nut 5, described first ball nut 5 is connected with driving lever 6, described driving lever 6 offers draw-in groove, described first ball nut 5 is extended with dop, described dop be stuck in described draw-in groove by driving lever 6 and the first ball nut 5 spacing in the horizontal direction.Coordinate the second direct current generator 3 in described casing 1, be provided with the second ball screw 7 perpendicular to the first ball screw 4, described first ball screw 4 and the second ball screw 7 are not at grade, described second ball screw 7 is provided with the second ball nut 8, described second ball nut 8 connects shift fork 9, described driving lever 6 and shift fork 9 all offer square pilot hole, all be placed on a transmission square shaft 10 by both pilot holes, described transmission square shaft 10 is arranged in casing rotationally.
The two axle displacement distance controlling componenies for controlling driving lever 6 and shift fork 9 movement are provided with in described casing 1, described two axle displacement distance controlling componenies comprise mutually perpendicular two sensor axis 11 in plane, and the end of described two sensor axis 11 is provided with displacement transducer 12.
Second ball screw 7 of the first ball screw 4 of above-mentioned self shifter operating device selects S55C to quench and binary is oozed altogether, ensures wear resistance and the seizure resistance of screw mandrel.Described first ball nut 5 and the second ball nut 8 select 20MnMo to quench and binary is oozed altogether, ensures the wear-resisting and seizure resistance of nut.Described shift fork 9 and driving lever 6 select 20CrMo forging, normalized treatment to improve its comprehensive mechanical performance.Described transmission square shaft 10 selects 20CrMo quenching with Subsequent tempering and binary to ooze altogether, surperficial HRC35-40, improves wear resistance and seizure resistance.Described casing 1 aluminium alloy ZL401 makes, classified ageing treatment, reduces distortion and improves up-to-standard rate.
During work, first direct current generator 2 drives the first ball screw 4 to rotate, and promoting the first ball nut 5, to do left (or to the right) mobile, promotes driving lever 6 and does X-direction and move, thus realize the effect of X-direction gearshift, (now driving lever 6 does not rotate).It is realized by the signal of displacement transducer 12 that displacement distance controls.Second direct current generator 3 drives the second ball screw 7 to rotate, and the second ball nut 8 is moved along the second ball screw 7, promotes shift fork 9 and swings, thus transmission square shaft 10 is rotated, and then drives driving lever 6 to rotate by transmission square shaft 10 to shift gears.Mobile position is transferred to displacement transducer 12 through sensor axis 11 to realize accurately determining.
Above embodiment has just set forth basic principle of the present utility model and characteristic; the utility model does not limit by above-mentioned example; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various change and change, and these changes and change all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a self shifter operating device, it comprises casing, described casing is provided with mutually perpendicular first direct current generator and the second direct current generator, it is characterized in that, the first direct current generator is coordinated to be provided with the first ball screw in described casing, described first ball screw is provided with the first ball nut, described first ball nut is connected with driving lever, coordinate the second direct current generator in described casing, be provided with the second ball screw perpendicular to the first ball screw, described second ball screw is provided with the second ball nut, described second ball nut connects shift fork, described driving lever and shift fork all offer square pilot hole, all be placed on a transmission square shaft by both pilot holes, described transmission square shaft is arranged in casing rotationally.
2. self shifter operating device according to claim 1, it is characterized in that, the two axle displacement distance controlling componenies for controlling driving lever and shift fork movement are provided with in described casing, described two axle displacement distance controlling componenies comprise mutually perpendicular two sensor axis in plane, and the end of described two sensor axis is provided with displacement transducer.
3. self shifter operating device according to claim 1 and 2, is characterized in that, described first ball screw and the second ball screw are not at grade.
4. self shifter operating device according to claim 1, it is characterized in that, described driving lever offers draw-in groove, described first ball nut is extended with dop, described dop be stuck in described draw-in groove by driving lever and the first ball nut spacing along transmission square shaft direction.
5. self shifter operating device according to claim 1, is characterized in that, the corner of described casing all offers screw hole, and described casing is fixed on gearbox by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420679325.2U CN204284413U (en) | 2014-11-13 | 2014-11-13 | A kind of self shifter operating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420679325.2U CN204284413U (en) | 2014-11-13 | 2014-11-13 | A kind of self shifter operating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204284413U true CN204284413U (en) | 2015-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420679325.2U Active CN204284413U (en) | 2014-11-13 | 2014-11-13 | A kind of self shifter operating device |
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| Country | Link |
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| CN (1) | CN204284413U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373583A (en) * | 2014-11-13 | 2015-02-25 | 无锡江南奕帆电力传动科技股份有限公司 | Automatic gear-shifting operation mechanism |
| CN107269830A (en) * | 2017-07-03 | 2017-10-20 | 中通客车控股股份有限公司 | Automatic mechanical transmission shift-selecting and changing actuating mechanism |
-
2014
- 2014-11-13 CN CN201420679325.2U patent/CN204284413U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373583A (en) * | 2014-11-13 | 2015-02-25 | 无锡江南奕帆电力传动科技股份有限公司 | Automatic gear-shifting operation mechanism |
| CN107269830A (en) * | 2017-07-03 | 2017-10-20 | 中通客车控股股份有限公司 | Automatic mechanical transmission shift-selecting and changing actuating mechanism |
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