CN104034527B - A kind of AMT off-line test method - Google Patents
A kind of AMT off-line test method Download PDFInfo
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- CN104034527B CN104034527B CN201410283580.XA CN201410283580A CN104034527B CN 104034527 B CN104034527 B CN 104034527B CN 201410283580 A CN201410283580 A CN 201410283580A CN 104034527 B CN104034527 B CN 104034527B
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Abstract
One AMT off-line test testing stand of the present invention includes power set, clutch and host computer；Power set output is provided with the first flywheel；The platen of clutch is fixed on the first flywheel, and friction plate is provided with the power transmission shaft that output is connected with the transmission input shaft of tested transformer, and the release bearing cooperation of clutch is arranged on power transmission shaft；The I/O port of host computer and the clutch valve of clutch I/O port with the control unit of tested speed changer respectively is connected；The I/O port of host computer is also respectively connected with control end and the control parts of clutch of power set, and the input port of host computer connects the feedback element of clutch.Detection method of the present invention comprises the steps, 1) air-tightness of tested speed changer, rat tail interface gas source interface are tested；2) switch on power and initialize；3) after entering self-studying mode；4) state and the sensor signal of each magnetic valve is tested；5) power taking switch testing；6) test report detection of end is generated.
Description
Technical field
The present invention relates to the off-line test of speed changer, be specially a kind of AMT off-line test testing stand and detection method thereof.
Background technology
Owing to electric-controlled mechanical automatic speed transmission (AMT) shifting is to be automatically performed by electric-control system, so existing speed changer off-line test testing stand can not meet the off-line test requirement of electric-controlled mechanical automatic gear-box (AMT), on the one hand it is expensive from the AMT off-line test testing stand of external import, cost is the highest, it is impossible to adapt to domestic market.Need manually to hang shelves during the detection of existing speed changer off-line test testing stand, and the Detaching and Lapping of the shifting of AMT and clutch is to be automatically performed by the control unit of AMT, so, existing speed changer off-line test testing stand can not meet the off-line test requirement of AMT；And the off-line test testing stand not only price of external AMT is sufficiently expensive, and do not detect the control of clutch.Therefore it is highly desirable to develop the detection method of a AMT off-line test testing stand and its correspondence.
Summary of the invention
For problems of the prior art, the present invention provides a kind of testing cost low, detection efficiency comprehensive AMT off-line test testing stand and detection method thereof.
The present invention is to be achieved through the following technical solutions:
One AMT off-line test testing stand of the present invention includes power set, clutch and host computer；Power set output is provided with the first flywheel；The platen of clutch is fixed on the first flywheel, and friction plate is provided with the power transmission shaft that output is connected with the transmission input shaft of tested speed changer, and the release bearing cooperation of clutch is arranged on power transmission shaft；The I/O port of host computer and the clutch valve of clutch I/O port with the control unit of tested speed changer respectively is connected；The I/O port of host computer is also respectively connected with control end and the control parts of clutch of power set, and the input port of host computer connects the feedback element of clutch.
Preferably, control parts and include half grade of valve, shifting magnetic valve, neutral position switch, reverse gear switch, scope shelves valve, power take-off valve, actuator valve and clutch valve；Described feedback element includes jackshaft speed probe, mileometer and OSS.
Further, power set use the fixing connection of motor, the motor output shaft of motor and the first flywheel, and electric machine controller is connected with the I/O port of host computer.
Preferably, present invention additionally comprises fixed support and for installing the installation stand of fixing tested speed changer, fixing support power set and clutch on fixed support；It is respectively arranged with, on fixed support and installation stand, the spring bearing coordinated with power transmission shaft.
Preferably, the first flywheel and identical with the flywheel of the engine output end that tested speed changer coordinates.
Preferably, the output of power transmission shaft arranges internal spline and is connected with the power shaft of tested speed changer, and input is connected with friction plate by spline.
Preferably, power transmission shaft is positioned at the part of clutch and tested speed changer and is provided with the second flywheel.
The AMT off-line test method of a kind of AMT off-line test testing stand used as described in further of the present invention, comprises the steps,
1) test the air-tightness of tested speed changer, abnormal then maintenance and inspection, normal after carry out oiling and lift to be fixed on and install on stand, connect the wiring harness interface of tested speed changer, connect the gas source interface of tested speed changer；
2) switch on power and initialize, host computer sends activation instruction and activates the EOL pattern of control unit, set up releasing process, if it is abnormal to set up releasing process, enter abnormality processing pattern, under abnormality processing pattern, control unit feeds back abnormal information to host computer, and re-executes the operation before abnormality processing pattern after checking reason record；If normal, activate the self-studying mode of control unit；
3) after entering self-studying mode, control unit feeds back correct information and the box of identification to host computer, recording each sensor values, if each sensor values is abnormal, enter abnormality processing pattern, if normal, control unit tests state and the sensor signal of each magnetic valve；
4), when the state of each magnetic valve and sensor signal test, if abnormal, abnormality processing pattern is entered, if normal, control unit test power take-off valve；
5) during power take-off valve test, if abnormal, enter abnormality processing pattern, if normal, the shifting commands sent according to host computer enters gearshift flow process, it is responsible for the gearshift that gearshift synchronizes and completes tested speed changer by control unit, tested each sensor and magnetic valve by control unit simultaneously, host computer test each switch and mileometer；
6) if gearshift flow process is abnormal, enter abnormality processing pattern, if normal, host computer preserve test data, generate test report；Finally tested demounting of the transmission is rolled off the production line, drain the oil, detection of end.
Preferably, host computer sends activation instruction by the form of CAN message to control unit with the form of KWP2000 agreement, to activate the EOL pattern of control unit；Host computer sends shifting commands by diagnosing protocol KWP2000 to control unit.
Preferably, in abnormality processing pattern, host computer read the failure code of control unit record and resolve failure code, showing fault message.
Compared with prior art, the present invention has a following useful technique effect:
The present invention utilizes the power input outside power set offer, the control to power input is completed by clutch, realize being uniformly controlled to the control unit of clutch and tested speed changer by host computer, coordination, it is to avoid the repetitive process that single detection project is individually tested；And when monitoring, not only check speed changer, also check to clutch, AMT system is checked as entirety, thus reduce the testing cost to AMT；Simple in construction, reasonable in design, the AMT off-line test requirement of different box can be met completely.
Further, by the inspection of clutch is fused in the inspection of AMT system；Output at power set is provided with connection clutch the first flywheel, it is possible to installs clutch and controls its separation and engage, making detection more comprehensively, and meet AMT system actual working state；And, state when AMT rolls off the production line is equipped with clutch housing such that it is able to being fixed on its simple and fast fixed support and installing on stand.
Detection method of the present invention, utilize the detection work controlling monitor station in host computer, stable, simple to operate, after AMT rolls off the production line, have only to operative employee be fixed on testboard by AMT, rat tail plug connector and source of the gas, press test switching system and just can be automatically performed off-line test process according to controlling logic；And the test report comprising test data can be generated for each AMT；Enable to testing staff and recall the data that rolls off the production line in detail of every AMT, tracking test easily.
Further, by by based on KWP2000 agreement for AMT off-line test measurement and control program setting, it is achieved data communication accurate, quick, stable between controller and diagnostic platform, improve the precision of detection efficiency and detection.
Accompanying drawing explanation
Fig. 1 is attachment structure figure during testing stand of the present invention use.
Fig. 2 is Fig. 1 medium power device and the enlarged diagram of tested speed changer junction structure.
Fig. 3 is the control logic diagram of the method for the invention.
Fig. 4 is the testing process block diagram of the method for the invention.
In figure: motor 1, electric machine controller 2, motor output shaft 3, spring bearing 4, the first flywheel 5, friction plate 6, platen 7, release bearing 8, clutch 9, fixed support 10, the second flywheel 11, stand 12 is installed, half grade of valve 13, jackshaft speed probe 14, shifting magnetic valve 15, neutral position switch 16, reverse gear switch 17, scope shelves valve 18, power take-off valve 19, host computer 20, control unit 21, mileometer 22, OSS 23, tested speed changer 24, actuator valve 27, transmission input shaft 28, clutch valve 29, power transmission shaft 30.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in further detail, and the explanation of the invention is not limited.
One AMT off-line test testing stand of the present invention, as it is shown in figure 1, it includes power set, clutch 9 and host computer 20；Power set output is provided with the first flywheel 5；The platen 7 of clutch 9 is fixed on the first flywheel 5, and friction plate 6 is provided with the power transmission shaft 30 that output is connected with the transmission input shaft 28 of tested speed changer 24, and release bearing 8 cooperation of clutch 9 is arranged on power transmission shaft 30；The I/O port of host computer 20 and the clutch valve 29 of clutch 9 I/O port with the control unit 21 of tested speed changer 24 respectively is connected；The I/O port of host computer 20 is also respectively connected with control end and the control parts of clutch 9 of power set, and the input port of host computer 20 connects the feedback element of clutch 9.
The most as shown in figures 1 and 3, control parts and include half grade of valve 13, shifting magnetic valve 15, neutral position switch 16, reverse gear switch 17, scope shelves valve 18, power take-off valve 19, actuator valve 27 and clutch valve 29；Described feedback element includes jackshaft speed probe 14, mileometer 22 and OSS 23.In this preferred embodiment, power set use motor 1, and the motor output shaft 3 of motor 1 is fixing with the first flywheel 5 to be connected, and electric machine controller 2 is connected with the I/O port of host computer 20.
As depicted in figs. 1 and 2, detection platform of the present invention also includes fixed support 10 and for installing the installation stand 12 of fixing tested speed changer 24, fixing support power set and clutch 9 on fixed support 10；It is respectively arranged with, on fixed support 10 and installation stand 12, the spring bearing 4 coordinated with power transmission shaft 30.First flywheel 5 and identical with the flywheel of engine output end that tested speed changer 24 coordinates.
Being connected as in figure 2 it is shown, the output of power transmission shaft 30 arranges internal spline with the power shaft of tested speed changer 24, input is connected with friction plate 6 by spline；Power transmission shaft 30 is positioned at the part of clutch 9 and tested speed changer 24 and is provided with the second flywheel 11.
A kind of AMT off-line test method using AMT off-line test testing stand as above of the present invention, as shown in Figure 3 and Figure 4, it comprises the steps,
1) test the air-tightness of tested speed changer 24, abnormal then maintenance and inspection, normal after carry out oiling and lift to be fixed on and install on stand 12, connect the wiring harness interface 26 of tested speed changer 24, connect the gas source interface 25 of tested speed changer 24；
2) switch on power and initialize, host computer 20 sends activation instruction and activates the EOL pattern of control unit 21, set up releasing process, if it is abnormal to set up releasing process, enter abnormality processing pattern, under abnormality processing pattern, control unit 21 feeds back abnormal information to host computer 20, and re-executes the operation before abnormality processing pattern after checking reason record；If normal, activate the self-studying mode of control unit 21；
3) after entering self-studying mode, control unit 21 feeds back correct information and the box of identification to host computer, recording each sensor values, if each sensor values is abnormal, enter abnormality processing pattern, if normal, control unit 21 tests state and the sensor signal of each magnetic valve；
4) when the state of each magnetic valve and sensor signal test, if abnormal, entering abnormality processing pattern, if normal, control unit 21 tests power take-off valve 19；
5) when power take-off valve 19 is tested, if abnormal, enter abnormality processing pattern, if normal, the shifting commands sent according to host computer 20 enters gearshift flow process, it is responsible for the gearshift that gearshift synchronizes and completes tested speed changer 24 by control unit 21, tested each sensor and magnetic valve by control unit 21 simultaneously, host computer 20 test each switch and mileometer；
6) if gearshift flow process is abnormal, enter abnormality processing pattern, if normal, host computer 20 preserve test data, generate test report；Finally the dismounting of tested speed changer 24 is rolled off the production line, drain the oil, detection of end.
Wherein, as it is shown on figure 3, host computer 20 sends activation instruction to control unit 21, to activate the EOL pattern of control unit 21 with the form of KWP2000 agreement by the form of CAN message；Host computer sends shifting commands by diagnosing protocol KWP2000 to control unit 21.As shown in Figure 4, in abnormality processing pattern, host computer 20 read failure code that control unit 21 records and resolve failure code, showing fault message.
Concrete, AMT off-line test testing stand of the present invention control detection process as it is shown on figure 3,
A. host computer sends instruction to control unit 21 (TCU) by the form of CAN message, to activate the EOL pattern of TCU, it is necessary first to set up releasing process with the form of KWP2000 agreement on CAN1.
After b.TCU enters EOL pattern, feed back correct information to host computer 20.Host computer sends instruction by diagnosing protocol KWP2000 to TCU, and TCU is responsible for the gearshift that gearshift synchronizes and completes AMT.In this process, feedback after TCU needs control brake valve 27 (TB valve) according to shifting commands and receives measurement, control half grade of valve 13 and receive the feedback of its displacement signal, control shifting magnetic valve (XY valve) 15 and receive the feedback of its displacement signal, the feedback of control range its displacement signal of shelves valve 18, control clutch valve 29 and receive the feedback of its displacement signal, receive jackshaft rotating speed that jackshaft speed probe 14 measures and the output shaft rotating speed that OSS 23 is measured.
C. host computer 20 is according to testing process as shown in Figure 4 and the demand of TCU, by method of testing of the present invention, directly controls motor 1 and annex and accepts its feedback, and testing stand miscellaneous part；
D. directly to measure the opening and closing of reverse gear switch 17 the most normal for host computer 20；
E. directly to measure the opening and closing of neutral switch 16 the most normal for host computer 20；
F. directly to measure the opening and closing of power take-off valve 19 the most normal for host computer 20；
G. host computer 20 is directly measured mileometer 22 and is exported the most normal；
H. host computer 20 read failure code and resolve failure code, display fault message；
I. host computer 20 controls whole off-line test flow process, utilizes method of the present invention, as shown in Figure 4；
J. host computer 20 food preservation test data automatically generate examining report.
Claims (3)
1. an AMT off-line test method, it is characterised in that the AMT off-line test testing stand of employing
Including power set, clutch (9) and host computer (20)；Described power set output is provided with
First flywheel (5)；The platen (7) of described clutch (9) is fixed on the first flywheel (5), rubs
The biography that output is connected it is provided with the transmission input shaft (28) of tested speed changer (24) in pad (6)
Moving axis (30), release bearing (8) cooperation of clutch (9) is arranged on power transmission shaft (30)；Upper
The I/O port of machine (20) and the clutch valve (29) of clutch (9) respectively with tested speed changer (24)
Control unit (21) I/O port connect；The I/O port of host computer (20) is also respectively connected with power
The control end of device and the control parts of clutch (9), the input port of host computer (20) connects clutch
The feedback element of device (9)；
Described control parts include half grade of valve (13), shifting magnetic valve (15), neutral position switch (16),
Reverse gear switch (17), scope shelves valve (18), power take-off valve (19), actuator valve (27) and clutch
Device valve (29)；Described feedback element include jackshaft speed probe (14), mileometer (22) and
OSS (23)；
Described power set use motor (1), the motor output shaft (3) of motor (1) and the
One flywheel (5) is fixing to be connected, and electric machine controller (2) is connected with the I/O port of host computer (20)；
Described AMT off-line test method, comprises the steps,
1) test the air-tightness of tested speed changer (24), abnormal then maintenance and inspection, normal after carry out oiling
And lifted and be fixed in installation stand (12), connected the wiring harness interface of tested speed changer (24)
(26) gas source interface (25) of tested speed changer (24), is connected；
2) switching on power and initialize, host computer (20) sends activation instruction and activates control unit (21)
EOL pattern, set up releasing process, if it is abnormal to set up releasing process, enter abnormality processing pattern,
Under abnormality processing pattern, control unit (21) feeds back abnormal information to host computer (20), and checks reason
The operation before abnormality processing pattern is re-executed after record；If normal, activate control unit (21)
Self-studying mode；
3), after entering self-studying mode, control unit (21) feeds back correct information and identification to host computer
Box, record each sensor values, if each sensor values is abnormal, enter abnormality processing pattern,
If normal, control unit (21) tests state and the sensor signal of each magnetic valve；
4), when the state of each magnetic valve and sensor signal test, if abnormal, abnormality processing pattern is entered,
If normal, control unit (21) test power take-off valve (19)；
5), during power take-off valve (19) test, if abnormal, abnormality processing pattern is entered, if normally
The shifting commands then sent according to host computer (20) enters gearshift flow process, control unit (21) be responsible for
Gearshift synchronizes and completes the gearshift of tested speed changer (24), is tested each biography by control unit (21) simultaneously
Sensor and magnetic valve, tested each switch and mileometer by host computer (20)；
6) if gearshift flow process is abnormal, abnormality processing pattern is entered, if normal, by host computer (20)
Preserve test data, generate test report；Finally tested speed changer (24) dismounting is rolled off the production line, drains the oil,
Detection of end.
A kind of AMT off-line test method the most according to claim 1, it is characterised in that host computer
(20) sent to control unit (21) by the form of CAN message with the form of KWP2000 agreement
Activation instruction, to activate the EOL pattern of control unit (21)；Host computer passes through diagnosing protocol KWP2000
Shifting commands is sent to control unit (21).
A kind of AMT off-line test method the most according to claim 1, it is characterised in that exception
In reason pattern, host computer (20) read control unit (21) failure code that records and resolve fault
Code, shows fault message.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107066260B (en) * | 2017-03-08 | 2020-06-19 | 广州市富元电子有限公司 | Open type automatic gearbox test flow control engine |
| CN115432389A (en) * | 2022-09-22 | 2022-12-06 | 陕西法士特齿轮有限责任公司 | Transmission test line roller way conveying system and method |
| CN115903759A (en) * | 2023-01-30 | 2023-04-04 | 陕西法士特齿轮有限责任公司 | Function detection device and method for transmission controller |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201060098Y (en) * | 2007-04-19 | 2008-05-14 | 合肥工业大学 | Electric control automatic mechanical speed variator automatic upshift experimental bench |
| CN102305713A (en) * | 2011-05-24 | 2012-01-04 | 重庆和平自动化工程有限公司 | Online test device for automated mechanical transmission (AMT) |
| CN203629827U (en) * | 2013-12-17 | 2014-06-04 | 陕西法士特齿轮有限责任公司 | Integration experiment system for automatic transmission |
| CN203949783U (en) * | 2014-06-23 | 2014-11-19 | 陕西法士特齿轮有限责任公司 | A kind of AMT off-line test testing table |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11326131A (en) * | 1998-05-21 | 1999-11-26 | Aisin Aw Co Ltd | Automatic transmission testing device |
| WO2009072517A1 (en) * | 2007-12-06 | 2009-06-11 | Meidensha Corporation | Testing device for automatic transmission |
-
2014
- 2014-06-23 CN CN201410283580.XA patent/CN104034527B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201060098Y (en) * | 2007-04-19 | 2008-05-14 | 合肥工业大学 | Electric control automatic mechanical speed variator automatic upshift experimental bench |
| CN102305713A (en) * | 2011-05-24 | 2012-01-04 | 重庆和平自动化工程有限公司 | Online test device for automated mechanical transmission (AMT) |
| CN203629827U (en) * | 2013-12-17 | 2014-06-04 | 陕西法士特齿轮有限责任公司 | Integration experiment system for automatic transmission |
| CN203949783U (en) * | 2014-06-23 | 2014-11-19 | 陕西法士特齿轮有限责任公司 | A kind of AMT off-line test testing table |
Non-Patent Citations (2)
| Title |
|---|
| AMT下线检测试验台设计及测控软件开发;李福文 等;《重型汽车》;20101015(第5（2010）期);第13页右栏、第14页左栏、图1、2 * |
| 基于LabVIEW的AMT下线检测试验系统;张志伟 等;《湖北汽车工业学院学报》;20110915;第25卷(第3期);第35页左栏倒数第1行、右栏第1-4段、图2 * |
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