CN103671871A - Gear-shifting device for automatic transmission - Google Patents
Gear-shifting device for automatic transmission Download PDFInfo
- Publication number
- CN103671871A CN103671871A CN201310723100.2A CN201310723100A CN103671871A CN 103671871 A CN103671871 A CN 103671871A CN 201310723100 A CN201310723100 A CN 201310723100A CN 103671871 A CN103671871 A CN 103671871A
- Authority
- CN
- China
- Prior art keywords
- magnetic force
- induction device
- force induction
- shifting shaft
- gear
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 11
- 230000006698 induction Effects 0.000 claims abstract description 41
- 238000009434 installation Methods 0.000 claims abstract description 9
- 230000008878 coupling Effects 0.000 claims description 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 abstract description 8
- 230000001186 cumulative effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed- or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/08—Range selector apparatus
- F16H59/10—Range selector apparatus comprising levers
- F16H59/105—Range selector apparatus comprising levers consisting of electrical switches or sensors
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The invention relates to a gear-shifting device for an automatic transmission. The gear-shifting device comprises a magnetic force induction device and a gear-shifting shaft. An axial concave spigot is arranged on the gear-shifting shaft, a convex spigot matched with the concave spigot is arranged on the magnetic force induction device, the convex spigot is provided with a draft angle, the draft angle is 1.5 degrees, in the installation and matching processes of the gear-shifting shaft and the magnetic force induction device, the assembly becomes more and more tight, matching of the gear-shifting shaft and the magnetic force induction device is tight, the magnetic force induction device and the gear-shifting shaft are kept in the same rotation direction and at the same rotation angle always, errors are small, a pin roll and a bolt hole of the magnetic force induction device can even be removed, assembly is convenient, and the structure is simple.
Description
Technical field
The present invention relates to a kind of multidrive, specifically, a kind of automatic transmission gearshift, belongs to field of mechanical technique.
Background technique
At present, as shown in Figure 1, multidrive comprises the gearshift torque arm 1 being used in conjunction with gearshift, magnetic force induction device 2, shifting shaft 3 and shift sensor 4, magnetic force induction device 2 is arranged on the below of gearshift torque arm 1, the center of described magnetic force induction device 2 is provided with center hole 10, on the upper-end surface of magnetic force induction device 2, be also provided with bearing pin 11, the magnetic force induction device 2 of bearing pin 11 inner sides is provided with bolt hole 12, described bearing pin 11 coordinates with the pin-and-hole in gearshift torque arm 1, magnetic force induction device 2 is fixedly connected with by fixing bolt 5 with gearshift torque arm 1, fixing bolt 5 coordinates with bolt hole 12, shifting shaft 3 comprises shifting shaft body 9, the upper end of shifting shaft body 9 is provided with bolt joint 7, the below of bolt joint 7 is provided with gearshift torque arm joint 8, shifting shaft 3 runs through the center hole 10 of magnetic force induction device 2, gearshift torque arm joint 8 coordinates with the shifting shaft mounting hole in gearshift torque arm 2, shifting shaft body 9 is provided with catch 6, described catch 6 is for stable support magnetic force induction device 2, magnetic force induction device 2 is played to the effect of axial limiting.
Shifting shaft 3 has P, R, N, tetra-positions of D, and shift sensor 4 shows the variation of gear by the magnet in induced magnetism induction installation 2, unreasonable if magnetic force induction device 2 coordinates with shifting shaft 3, easily occurs " disorderly shelves " phenomenon in gear performance process.
In realizing process of the present invention, inventor finds at least to exist in prior art following problem, rotation between magnetic force induction device 2 and shifting shaft 3 need to realize indirectly by gearshift torque arm 1, between magnetic force induction device 2 and shifting shaft 3, between gearshift torque arm 1 and shifting shaft 3, shifting gears is Spielpassung between torque arm 1 and magnetic force induction device 2, only depend on fixing bolt 5 indirectly fixing, various in assembly process fixedly cause cumulative error very large indirectly, be reacted to each grade of dutycycle very large, easily cause " disorderly shelves ".
Summary of the invention
The technical problem to be solved in the present invention is for above deficiency, a kind of automatic transmission gearshift is provided, overcome the defect that cumulative error in prior art is prone to greatly " disorderly shelves ", adopt after gearshift of the present invention, have advantages of that cumulative error is little, be not prone to " disorderly shelves " phenomenon.
For solving above technical problem, the present invention by the following technical solutions: a kind of automatic transmission gearshift, comprise magnetic force induction device and shifting shaft, it is characterized in that: described shifting shaft is provided with axial recessed seam;
Described magnetic force induction device is provided with the male half coupling coordinating with recessed seam.
An optimized project, described male half coupling has pattern draft.
Another kind of optimized project, the pattern draft of described male half coupling is 1.5 °.
Another optimized project, the distance between the inner side surface of described male half coupling and magnetic force induction device axis is more and more less along installation direction.
The present invention adopts after above technological scheme, compared with prior art, have the following advantages: comprise magnetic force induction device and shifting shaft, shifting shaft is provided with axial recessed seam, the axial limiting of magnetic force induction device can be realized in the bottom surface of described recessed seam, it is spacing without catch is set in addition, magnetic force induction device is provided with the male half coupling coordinating with recessed seam, male half coupling has pattern draft, described pattern draft is 1.5 °, the installation engagement process of shifting shaft and magnetic force induction device fills tighter and tighter, coordinate closely, magnetic force induction device and shifting shaft remain identical sense of rotation and rotation angle, error is little, even can remove bearing pin and bolt hole on magnetic force induction device, easy for installation, simple in structure.
Below in conjunction with drawings and Examples, the present invention is described in detail.
Accompanying drawing explanation
Accompanying drawing 1 is the blast structural representation of gearshift in prior art;
Accompanying drawing 2 is structural representations of shifting shaft in the embodiment of the present invention;
Accompanying drawing 3 is structural representations of magnetic force induction device in the embodiment of the present invention;
In figure,
The 1-torque arm of shifting gears, 2-magnetic force induction device, 3-shifting shaft, 4-shift sensor, 5-fixing bolt, 6-catch, 7-bolt joint, 8-gearshift torque arm joint, 9-shifting shaft body, 10-center hole, 11-bearing pin, 12-bolt hole, the recessed seam of 13-, 14-male half coupling.
Embodiment
Embodiment, as shown in Figures 2 and 3, a kind of automatic transmission gearshift, comprises the gearshift torque arm 1, magnetic force induction device 2, shifting shaft 3 and the shift sensor 4 that are used in conjunction with.
Described shifting shaft 3 comprises shifting shaft body 9, and the upper end of shifting shaft body 9 is provided with bolt joint 7, and the below of bolt joint 7 is provided with gearshift torque arm joint 8, and a side of the shifting shaft body 9 of gearshift torque arm joint 8 belows is provided with recessed seam 13.
The center of described magnetic force induction device 2 is provided with center hole 10, in described center hole 10, be provided with the male half coupling 14 coordinating with recessed seam 13, the pattern draft of described male half coupling 14 is 1.5 °, and the distance between the inner side surface of male half coupling 14 and magnetic force induction device 2 axis is more and more less along installation direction.
During installation, the axial limiting of magnetic force induction device 2 can be realized in the bottom surface of described shifting shaft 3 fovea superior seams 13, and magnetic force induction device 2 is installed engagement process with shifting shaft 3 and is filled tighter and tighter, coordinate closely, magnetic force induction device 2 and shifting shaft 3 remain identical sense of rotation and rotation angle, and error is little, even can remove bearing pin 11 and bolt hole 12 on magnetic force induction device 2, easy for installation, simple in structure.
The above is giving an example of best mode for carrying out the invention, and the part of wherein not addressing is in detail those of ordinary skills' common practise.Protection scope of the present invention is as the criterion with the content of claim, and any equivalent transformation carrying out based on technology enlightenment of the present invention, also within protection scope of the present invention.
Claims (4)
1. an automatic transmission gearshift, comprises magnetic force induction device (2) and shifting shaft (3), it is characterized in that: described shifting shaft (3) is provided with axial recessed seam (13);
Described magnetic force induction device (2) is provided with the male half coupling (14) coordinating with recessed seam (13).
2. a kind of automatic transmission gearshift as claimed in claim 1, is characterized in that: described male half coupling (14) has pattern draft.
3. a kind of automatic transmission gearshift as claimed in claim 2, is characterized in that: the pattern draft of described male half coupling (14) is 1.5 °.
4. a kind of automatic transmission gearshift as claimed in claim 1, is characterized in that: the distance between the inner side surface of described male half coupling (14) and magnetic force induction device (2) axis is more and more less along installation direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310723100.2A CN103671871A (en) | 2013-12-25 | 2013-12-25 | Gear-shifting device for automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310723100.2A CN103671871A (en) | 2013-12-25 | 2013-12-25 | Gear-shifting device for automatic transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103671871A true CN103671871A (en) | 2014-03-26 |
Family
ID=50310300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310723100.2A Pending CN103671871A (en) | 2013-12-25 | 2013-12-25 | Gear-shifting device for automatic transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103671871A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1541859A (en) * | 2002-12-27 | 2004-11-03 | ���Ű�����ʽ���� | Range determination apparatus, range determination method, and program therefor |
| CN1664418A (en) * | 2004-01-15 | 2005-09-07 | 泰利弗雷斯自动车法国股份有限公司 | Control device of a transmission, especially for vehicles |
| KR20100018746A (en) * | 2008-08-07 | 2010-02-18 | 대성전기공업 주식회사 | Internal mode switch device for a vehicle |
| US20100265806A1 (en) * | 2009-04-16 | 2010-10-21 | Tomohiro Matsushima | Rotation angle sensor |
| CN102808936A (en) * | 2012-08-31 | 2012-12-05 | 东风汽车公司 | Gear-selecting and shifting actuating mechanism for automatic mechanical transmission case |
| CN103122994A (en) * | 2013-02-04 | 2013-05-29 | 蒋璋璋 | Motor vehicle automatic shift system device |
| CN103453139A (en) * | 2013-09-16 | 2013-12-18 | 盛瑞传动股份有限公司 | Non-contact type gear sensing device |
| CN203743396U (en) * | 2013-12-25 | 2014-07-30 | 盛瑞传动股份有限公司 | Gearshift for automatic transmission |
-
2013
- 2013-12-25 CN CN201310723100.2A patent/CN103671871A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1541859A (en) * | 2002-12-27 | 2004-11-03 | ���Ű�����ʽ���� | Range determination apparatus, range determination method, and program therefor |
| CN1664418A (en) * | 2004-01-15 | 2005-09-07 | 泰利弗雷斯自动车法国股份有限公司 | Control device of a transmission, especially for vehicles |
| KR20100018746A (en) * | 2008-08-07 | 2010-02-18 | 대성전기공업 주식회사 | Internal mode switch device for a vehicle |
| US20100265806A1 (en) * | 2009-04-16 | 2010-10-21 | Tomohiro Matsushima | Rotation angle sensor |
| CN102808936A (en) * | 2012-08-31 | 2012-12-05 | 东风汽车公司 | Gear-selecting and shifting actuating mechanism for automatic mechanical transmission case |
| CN103122994A (en) * | 2013-02-04 | 2013-05-29 | 蒋璋璋 | Motor vehicle automatic shift system device |
| CN103453139A (en) * | 2013-09-16 | 2013-12-18 | 盛瑞传动股份有限公司 | Non-contact type gear sensing device |
| CN203743396U (en) * | 2013-12-25 | 2014-07-30 | 盛瑞传动股份有限公司 | Gearshift for automatic transmission |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140326 |