CN103671906A - Gear sensing device for automatic transmission - Google Patents
Gear sensing device for automatic transmission Download PDFInfo
- Publication number
- CN103671906A CN103671906A CN201310723098.9A CN201310723098A CN103671906A CN 103671906 A CN103671906 A CN 103671906A CN 201310723098 A CN201310723098 A CN 201310723098A CN 103671906 A CN103671906 A CN 103671906A
- Authority
- CN
- China
- Prior art keywords
- sensor
- gear
- sensing device
- automatic transmission
- shifting shaft
- 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.)
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Classifications
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- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0003—Arrangement or mounting of elements of the control apparatus, e.g. valve assemblies or snapfittings of valves; Arrangements of the control unit on or in the transmission gearbox
- F16H61/0006—Electronic control units for transmission control, e.g. connectors, casings or circuit boards
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- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
- F16H61/0204—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
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- 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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
- F16H63/42—Ratio indicator devices
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- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H2061/0068—Method or means for testing of transmission controls or parts thereof
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- 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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
- F16H63/42—Ratio indicator devices
- F16H2063/423—Range indicators for automatic transmissions, e.g. showing selected range or mode
Abstract
The invention relates to a gear sensing device for an automatic transmission. The gear sensing device comprises a gear sensor and a gear-shifting shaft, wherein the gear sensor and the gear-shifting shaft are in transmission connection. The gear-shifting shaft is connected with a gear-shifting pull arm, a coaxial conversion sleeve is arranged between the gear sensor and the gear-shifting shaft, and a locking nut is arranged between the coaxial conversion sleeve and the gear-shifting pull arm. When the gear-shifting pull arm rotates, the gear-shifting shaft rotates along with the gear-shifting pull arm, the coaxial conversion sleeve feeds rotation signals back to the gear sensor in an angle mode, the rotation angle of the gear-shifting shaft can be measured accurately, gear changes can be reflected more accurately, external environment disturbance is avoided, and the structure is simple.
Description
Technical field
The present invention relates to a kind of automatic transmission case, specifically, relate to a kind of automatic transmission case shift sensing device, belong to field of mechanical technique.
Background technique
Shift sensor is mounted in a kind of angle transducer on automatic gearbox, be mainly used in automatic gearbox control system, the automatic transmission shift axle position information that automatic gearbox control system provides by shift sensor is implemented accurate motion control, the control system that realizes automatic transmission can accurately be controlled the gear variation of gearbox, shift sensor is most important observing and controlling link in automatic transmission control system, and whether the measurement of shift sensor has accurately determined reliability, the Security of automatic transmission and the smoothness of controlling.
In realizing process of the present invention, inventor finds at least to exist in prior art following problem, shift sensor adopts piece-picking type structure more, when gearshift is rotated, plectrum is connected with contact, owing to frequently sliding in contact, parts easily produce wearing and tearing, cause bad connection, cannot guarantee accuracy and the stability of signal output, be restricted working life.
Summary of the invention
The technical problem to be solved in the present invention is for above deficiency, a kind of automatic transmission case shift sensing device is provided, the accuracy of output signal in prior art and poor stability and shift sensor short defect in working life have been overcome, adopt after shift sensing device of the present invention, there is accuracy and good stability and the shift sensor long service life of output signal.
For solving above technical problem, the present invention by the following technical solutions: a kind of automatic transmission case shift sensing device, comprise the shift sensor and the shifting shaft that are in transmission connection, it is characterized in that: between described shift sensor and shifting shaft, be provided with coaxial conversion sleeve.
An optimized project, the center of described coaxial conversion sleeve is provided with axial sensor rotatingshaft mounting hole and shifting shaft mounting hole.
Another kind of optimized project, described shift sensor is provided with sensor rotatingshaft;
Described sensor rotatingshaft is arranged in sensor rotatingshaft mounting hole.
Another optimized project, the upper end of described shifting shaft is provided with coaxial conversion sleeve joint;
Described coaxial conversion sleeve joint is arranged in shifting shaft mounting hole.
Further optimized project, described shift sensor is connected with sensor stand.
Optimized project further, described sensor stand comprises base plate, base plate is provided with support mounting hole and sensor fastening device.
Optimized project further, described sensor fastening device comprises column;
One end of described column is fixedly connected with base plate, and the other end of column is fixedly connected with sensor fixation plate;
Described sensor fixation plate is provided with sensor stand fixed hole.
An optimized project, described shifting shaft is connected with gearshift torque arm.
Another kind of optimized project, is provided with locking nut between described gearshift torque arm and coaxial conversion sleeve.
The present invention adopts after above technological scheme, compared with prior art, have the following advantages: between shifting shaft and shift sensor, by coaxial conversion sleeve, connect, shifting shaft is connected with gearshift torque arm, between coaxial conversion sleeve and gearshift torque arm, be provided with locking nut, when gearshift torque arm is rotated, shifting shaft rotates thereupon, coaxial conversion sleeve feeds back to shift sensor by turn signal with the form of angle, can accurately measure the rotation angle of shifting shaft, react more accurately the variation of gear, be not subject to external environmental interference and 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 structural representation of shift sensing device in the embodiment of the present invention;
Accompanying drawing 2 is structural representations of shift sensor in the embodiment of the present invention;
Accompanying drawing 3 is structural representations of sensor stand in the embodiment of the present invention;
Accompanying drawing 4 is structural representations of shifting shaft in the embodiment of the present invention;
Accompanying drawing 5 is a kind of views of coaxial conversion sleeve in the embodiment of the present invention;
Accompanying drawing 6 is another kind of views of coaxial conversion sleeve in the embodiment of the present invention;
In figure,
1-shift sensor, 2-clamping bolt, the coaxial conversion sleeve of 3-, the 4-torque arm of shifting gears, 5-shifting shaft, 6-sensor stand, 7-locking nut, 8-bolt mounting holes, 9-sensor rotatingshaft, 10-sensor stand fixed hole, 11-support mounting hole, 12-sensor rotatingshaft mounting hole, 13-shifting shaft mounting hole, the coaxial conversion sleeve joint of 14-, 15-gearshift torque arm joint, 16-base plate, 17-column, 18-sensor fixation plate.
Embodiment
Embodiment, as shown in Figure 1, a kind of automatic transmission case shift sensing device, comprise shift sensor 1, shift sensor 1 is connected with shifting shaft 5, shifting shaft 5 is connected with gearshift torque arm 4, shift sensor 1 is fixedly connected with gear box casing by sensor stand 6, between shift sensor 1 and sensor stand 6, by clamping bolt 2, be connected, it is characterized in that: between described shift sensor 1 and shifting shaft 5, be provided with coaxial conversion sleeve 3, the below of coaxial conversion sleeve 3 is provided with locking nut 7 between torque arm 4 with shifting gears.
As shown in Figure 2, described shift sensor 1 adopts integrated type shift sensor, and shift sensor 1 is provided with sensor rotatingshaft 9, and the both sides of sensor rotatingshaft 9 are respectively equipped with bolt mounting holes 8.
As shown in Figure 3, described sensor stand 6 comprises base plate 16, base plate 16 is provided with support mounting hole 11, described support mounting hole 11 is for being fixed on gear box casing by sensor stand 6, base plate 16 is provided with column 17, one end of described column 17 is fixedly connected with base plate 16, the other end of column 17 is fixedly connected with sensor fixation plate 18, described sensor fixation plate 18 is provided with sensor stand fixed hole 10, the present embodiment center pillar 17 is provided with two, and corresponding sensor fixation plate 18 and sensor stand fixed hole 10 are also provided with two.
During assembling, sensor stand fixed hole 10 aligns with the bolt mounting holes 8 on shift sensor 1, and the clamping bolt 2 by through bolt mounting hole 8 and sensor stand fixed hole 10 is fixed on shift sensor 1 on sensor stand 6.
As shown in Figure 4, the upper end of described shifting shaft 5 is provided with coaxial conversion sleeve joint 14, and the below of coaxial conversion sleeve joint 14 is provided with gearshift torque arm joint 15.
As shown in Figure 5 and Figure 6, described coaxial conversion sleeve 3 is cylindric, the center of coaxial conversion sleeve 3 is provided with center hole, described center hole comprises sensor rotatingshaft mounting hole 12 and shifting shaft mounting hole 13, described sensor rotatingshaft mounting hole 12 is for coordinating installation with sensor rotatingshaft 9, and described shifting shaft mounting hole 13 is for coordinating installation with the coaxial conversion sleeve joint 14 of shifting shaft 5 upper ends.
Described shift sensing device can accurately be measured the rotation angle of shifting shaft 5, simple in structure, and integral structure more can accurately reflect that gear changes, and is not subject to external environmental interference.
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 (9)
1. an automatic transmission case shift sensing device, comprises the shift sensor (1) and the shifting shaft (5) that are in transmission connection, it is characterized in that: between described shift sensor (1) and shifting shaft (5), be provided with coaxial conversion sleeve (3).
2. a kind of automatic transmission case shift sensing device as claimed in claim 1, is characterized in that: the center of described coaxial conversion sleeve (3) is provided with axial sensor rotatingshaft mounting hole (12) and shifting shaft mounting hole (13).
3. a kind of automatic transmission case shift sensing device as claimed in claim 2, is characterized in that: described shift sensor (1) is provided with sensor rotatingshaft (9);
Described sensor rotatingshaft (9) is arranged in sensor rotatingshaft mounting hole (12).
4. a kind of automatic transmission case shift sensing device as claimed in claim 2, is characterized in that: the upper end of described shifting shaft (5) is provided with coaxial conversion sleeve joint (14);
Described coaxial conversion sleeve joint (14) is arranged in shifting shaft mounting hole (13).
5. a kind of automatic transmission case shift sensing device as claimed in claim 1, is characterized in that: described shift sensor (1) is connected with sensor stand (6).
6. a kind of automatic transmission case shift sensing device as claimed in claim 5, is characterized in that: described sensor stand (6) comprises base plate (16), and base plate (16) is provided with support mounting hole (11) and sensor fastening device.
7. a kind of automatic transmission case shift sensing device as claimed in claim 6, is characterized in that: described sensor fastening device comprises column (17);
One end of described column (17) is fixedly connected with base plate (16), and the other end of column (17) is fixedly connected with sensor fixation plate (18);
Described sensor fixation plate (18) is provided with sensor stand fixed hole (10).
8. a kind of automatic transmission case shift sensing device as claimed in claim 1, is characterized in that: described shifting shaft (5) is connected with gearshift torque arm (4).
9. a kind of automatic transmission case shift sensing device as claimed in claim 8, is characterized in that: between described gearshift torque arm (4) and coaxial conversion sleeve (3), be provided with locking nut (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310723098.9A CN103671906B (en) | 2013-12-25 | 2013-12-25 | A kind of automatic transmission case shift sensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310723098.9A CN103671906B (en) | 2013-12-25 | 2013-12-25 | A kind of automatic transmission case shift sensing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103671906A true CN103671906A (en) | 2014-03-26 |
| CN103671906B CN103671906B (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310723098.9A Active CN103671906B (en) | 2013-12-25 | 2013-12-25 | A kind of automatic transmission case shift sensing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN103671906B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523700A (en) * | 2016-12-29 | 2017-03-22 | 盛瑞传动股份有限公司 | Integrated gear sensor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US20060207310A1 (en) * | 2003-04-23 | 2006-09-21 | Aisin Aw Co., Ltd. | Failure detection device for rotation angle detection sensor |
| US20090193923A1 (en) * | 2002-06-03 | 2009-08-06 | Denso Corporation | Motor control apparatus |
| CN201475297U (en) * | 2009-08-21 | 2010-05-19 | 武汉泛洲机械制造有限公司 | Gear rail plate mechanism assembly of an automatic gearbox gear sensor |
| CN103122994A (en) * | 2013-02-04 | 2013-05-29 | 蒋璋璋 | Motor vehicle automatic shift system device |
| CN203743414U (en) * | 2013-12-25 | 2014-07-30 | 盛瑞传动股份有限公司 | Gear sensing device for automatic gearbox |
-
2013
- 2013-12-25 CN CN201310723098.9A patent/CN103671906B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090193923A1 (en) * | 2002-06-03 | 2009-08-06 | Denso Corporation | Motor control apparatus |
| US20060207310A1 (en) * | 2003-04-23 | 2006-09-21 | Aisin Aw Co., Ltd. | Failure detection device for rotation angle detection sensor |
| 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 |
| CN201475297U (en) * | 2009-08-21 | 2010-05-19 | 武汉泛洲机械制造有限公司 | Gear rail plate mechanism assembly of an automatic gearbox gear sensor |
| CN103122994A (en) * | 2013-02-04 | 2013-05-29 | 蒋璋璋 | Motor vehicle automatic shift system device |
| CN203743414U (en) * | 2013-12-25 | 2014-07-30 | 盛瑞传动股份有限公司 | Gear sensing device for automatic gearbox |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523700A (en) * | 2016-12-29 | 2017-03-22 | 盛瑞传动股份有限公司 | Integrated gear sensor |
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| Publication number | Publication date |
|---|---|
| CN103671906B (en) | 2016-02-10 |
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