CN103671628B - Electronic control automatic clutch drive mechanism - Google Patents
Electronic control automatic clutch drive mechanism Download PDFInfo
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- CN103671628B CN103671628B CN201210345745.2A CN201210345745A CN103671628B CN 103671628 B CN103671628 B CN 103671628B CN 201210345745 A CN201210345745 A CN 201210345745A CN 103671628 B CN103671628 B CN 103671628B
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- solenoid valve
- valve
- guiding valve
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- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The invention discloses a kind of electronic control automatic clutch drive mechanism.This electronic control automatic clutch drive mechanism comprises: solenoid valve, guiding valve and cylinder, and guiding valve is connected with source of the gas by solenoid valve with cylinder, and the cylinder push-rod of cylinder is connected with clutch; Carried out the gas circuit commutation of spool control valve by the coil electricity situation of Controlling solenoid valve, stretching with the cylinder push-rod of control cylinder, comes separation and the combination of solenoidoperated cluthes.This electronic control automatic clutch drive mechanism is simple and reasonable, carrys out the commutation of spool control valve gas circuit by the coil electricity situation controlling three-position five-way solenoid valve, carrys out control cylinder push rod and stretches, and then the separation of solenoidoperated cluthes and combination, working stability is high, failure rate is low, easy to maintenance, and cost is low.
Description
Technical field
The present invention relates to clutch field, particularly a kind of electronic control automatic clutch drive mechanism.
Background technique
Vehicle electric-controlled automatic clutch system realizes the automatic control of clutch by machinery, electronics, the mode such as automatically controlled.Vehicle electric-controlled automatic clutch system is made up of parts such as clutch drive, controller, sensor, wire harness, display units.
As shown in Figure 1, existing clutch drive comprises: clutch master cylinder 1, clutch foot plate 2 and clutch booster 3, clutch master cylinder 1 is connected with oil storage cylinder 11, upper end is driven with clutch foot plate 2 by total pump push rod 12 and is connected, lower end is connected with clutch booster 3 by oil pipe, and clutch booster 3 is also connected with gas receiver 31.During operation, driver's let slip the clutch, oil, according to adopting clutch foot plate 2 travel information, is delivered to clutch booster 3 by clutch master cylinder 1, and makes clutch 4 realize being separated by the effect of clutch booster 3.
Existing clutch drive carrys out the oil-feed of solenoidoperated cluthes booster by solenoidoperated cluthes master cylinder, and then carrys out the separation of solenoidoperated cluthes by clutch booster, and control mechanism parts are many, complex structure, poor work stability, and rate of fault is high, and maintenance is inconvenient; In addition, clutch booster needs to use oil, gas as control medium simultaneously, height of controlling cost, and the stability of a system is poor; Further, clutch drive in the market is normally integrated on gearbox, and user wants the gearbox with can only buy them simultaneously, and cost is high.
Summary of the invention
The present invention is to overcome defect in above-mentioned prior art, and provide a kind of simple and reasonable, working stability is high, failure rate is low, easy to maintenance, and the electronic control automatic clutch drive mechanism that cost is low.
For achieving the above object, according to the invention provides a kind of electronic control automatic clutch drive mechanism, comprising: solenoid valve, guiding valve and cylinder, guiding valve is connected with source of the gas by solenoid valve with cylinder, and the cylinder push-rod of cylinder is connected with clutch; Carried out the gas circuit commutation of spool control valve by the coil electricity situation of Controlling solenoid valve, stretching with the cylinder push-rod of control cylinder, comes separation and the combination of solenoidoperated cluthes.
In technique scheme, solenoid valve is three position five-way valve; Guiding valve offers the first pore, the second pore, the 3rd pore and the 4th pore, and control the mutual break-make of the first pore, the second pore, the 3rd pore and the 4th pore by the slip of the piston of guiding valve; First suction port of solenoid valve connects source of the gas, first air outlet of solenoid valve connects the first pore of guiding valve, second pore of guiding valve connects the suction port of cylinder, second air outlet of solenoid valve connects the 4th pore of guiding valve, 3rd air outlet, the 4th air outlet of solenoid valve are communicated with air, and the 3rd pore of guiding valve connects aperture exhaust joint; The outlet side of aperture exhaust joint offers cutoff hole.
In technique scheme, the diameter of cutoff hole is 0.5mm.
In technique scheme, the cylinder push-rod of cylinder comes being separated of solenoidoperated cluthes and combination by rocking arm and release bearing.
Compared with prior art, the present invention has following beneficial effect: this electronic control automatic clutch drive mechanism is simple and reasonable, by control three-position five-way solenoid valve coil electricity situation carry out the commutation of spool control valve gas circuit, carry out control cylinder push rod to stretch, and then the separation of solenoidoperated cluthes and combination, working stability is high, failure rate is low, easy to maintenance, and cost is low.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of existing electronic control automatic clutch drive mechanism;
Fig. 2 is the schematic diagram of the solenoid valve of electronic control automatic clutch drive mechanism of the present invention;
Fig. 3 is the schematic diagram of the guiding valve of electronic control automatic clutch drive mechanism of the present invention;
Fig. 4 is the schematic diagram of the cylinder of electronic control automatic clutch drive mechanism of the present invention;
Fig. 5 is the schematic diagram of the guiding valve aperture exhaust joint of electronic control automatic clutch drive mechanism of the present invention;
Fig. 6 be electronic control automatic clutch drive mechanism of the present invention solenoid valve on the right of the using state schematic diagram of coil electricity;
Fig. 7 is the using state schematic diagram of the solenoid valve both sides coil electricity of electronic control automatic clutch drive mechanism of the present invention;
Fig. 8 is the using state schematic diagram of the solenoid valve left side coil electricity of electronic control automatic clutch drive mechanism of the present invention.
Embodiment
Below in conjunction with accompanying drawing, a specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention not by the restriction of embodiment.It will be appreciated that, mentioned in following mode of execution of the present invention " on ", D score, "left", "right", " front " and " reverse side " all with the direction shown in each figure for benchmark, these words being used for limiting direction are only used to be convenient to illustrate, do not represent the restriction to the concrete technological scheme of the present invention.
Electronic control automatic clutch drive mechanism of the present invention belongs to ecp scheme, namely controller controls the coil electricity situation of a three-position five-way solenoid valve by electrical signal, add guiding valve and cylinder, realize quick air inlet and push cylinder open and variable Rate exhaust makes the function of the slow return of cylinder, and then simulation people steps on clutch, one pin separately clutch fast on earth during separation, in conjunction with time " fast-slow-fast " loosen the action of clutch, concrete structure comprises: solenoid valve 5, guiding valve 6 and cylinder 7.
As shown in Figure 2, wherein, solenoid valve 5 belongs to three position five-way valve, is the selector valve with three positions:
When the coil 51 on the left side is energized, N1 and O1 leads to, P and N2 leads to;
When the coil 52 on the right is energized, N1 and P leads to, N2 and O2 leads to;
When both sides coil all no electric circuit time N1 and O1 lead to, N2 and O2 lead to.
As shown in Figure 3, guiding valve 6 is that four holes add piston sealing structure, four pores 61,62,63,64 are distributed in guiding valve 6 side respectively, and the piston 65 of guiding valve 6 controls the mutual break-make of four pores 61,62,63,64 by horizontally slipping, and the detailed process of four pore break-makes is:
When pore 61 air inlet, piston 65 is got to the left side, and pore 61,62 communicates;
When pore 64 air inlet, piston 65 is got to the right, and pore 62,63 communicates.
As shown in Figure 4, cylinder 7 adopts traditional industrial cylinder, to substitute the clutch booster in existing clutch drive, cylinder 7 comprises: cylinder push-rod 71 and suction port 72, cylinder 7 promotes rocking arm, the release bearing of existing clutch drive by cylinder push-rod 71, finally act on clutch, detailed process is:
When suction port 72 air inlet, when atmospheric pressure can overcome clutch diaphragm spring power, cylinder push-rod 71 stretches out, clutch separation;
When suction port 72 is vented, atmospheric pressure can not overcome clutch diaphragm spring power, and cylinder push-rod 72 is retracted, and clutch combines.Like this, control the exhaust velocity of suction port 72, can control cylinder push rod 72 speed of retracting, thus the slow combination of solenoidoperated cluthes.
The pipeline connection of solenoid valve 5, guiding valve 6 and cylinder 7 is: the P mouth of solenoid valve 5 connects car load source of the gas (i.e. the gas receiver 31 of existing clutch drive), the N1 mouth of solenoid valve 5 connects the pore 61 of guiding valve 6, the pore 62 of guiding valve 6 connects the suction port 72 of cylinder 7, the N2 mouth of solenoid valve 5 connects the pore 64 of guiding valve 6, the O of solenoid valve 5
1mouth, O
2mouth is communicated with air, and the pore 63 of guiding valve 6 connects aperture exhaust joint 8.
As shown in Figure 5, the top of this aperture exhaust joint 8 offers the cutoff hole 81 of a diameter 0.5mm, guiding valve 6 can be made to be vented slack-off by this cutoff hole 81; The material of aperture exhaust joint 8 is stainless steel, to avoid because the hidden danger of the blocking relief opening that gets rusty.
Electronic control automatic clutch drive mechanism working procedure of the present invention is as follows:
As shown in Figure 6, the right coil 52 of solenoid valve 5 is energized, car load source of the gas is from the P mouth air inlet of solenoid valve 5, N1 mouth is given vent to anger, and to pore 61 air inlet of guiding valve 6, piston 65 is toward moving to left, the pore 62 of guiding valve 6 is given vent to anger, arrive suction port 72 air inlet of cylinder 7 again, thus promotion cylinder push-rod 71 stretches out, with cut-off clutch.
As shown in Figure 7, both sides coil all no electric circuits of solenoid valve 5, solenoid valve returns meta, and car load source of the gas is truncated from the P mouth air inlet of solenoid valve 5, and the former gas at cylinder 7 is discharged from suction port 72, through N1 mouth, the O of the pore 62 of guiding valve 6, pore 61 and solenoid valve 5
1mouth is discharged in air, and this is the process of a Quick air-discharge, and now, the atmospheric pressure of cylinder 7 is not enough to push clutch diaphragm spring open, and cylinder push-rod 71 is pushed back rapidly.
As shown in Figure 8, the coil 51 on solenoid valve 5 left side is energized, and car load source of the gas is from the P mouth air inlet of solenoid valve 5, and N2 mouth is given vent to anger, to pore 64 air inlet of guiding valve 6, piston 65, toward moving to right, seals the path of the pore 62-61 of guiding valve 6, the pore 62-63 of guiding valve 6 is communicated, cylinder 7 residual gas becomes the pore 63 from guiding valve 6, cutoff hole 81 through aperture exhaust joint 8 is discharged in air, and now, cylinder push-rod 71 can be retracted slowly.When clutch is after one section of half-clutch state combined slowly, motor is identical with gearbox rotating speed, now switches all cold state of telegram in reply magnet valve both sides coil, the at this moment rapid drained all gas of cylinder, cylinder push-rod is pushed back completely by clutch diaphragm spring, and clutch combines completely.So far, by the coil electricity situation of electric control solenoid valve, add guiding valve and cylinder, achieve simulation people and step on clutch, one pin separately clutch fast on earth during separation, in conjunction with time " fast-slow-fast " loosen the action of clutch.
This electronic control automatic clutch drive mechanism is simple and reasonable, by control three-position five-way solenoid valve coil electricity situation carry out the gas circuit commutation of spool control valve, carry out control cylinder push rod to stretch, and then the separation of solenoidoperated cluthes and combination, working stability is high, failure rate is low, easy to maintenance, and cost is low.
Be only several specific embodiment of the present invention above, but the present invention is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.
Claims (3)
1. an electronic control automatic clutch drive mechanism, comprising: solenoid valve, guiding valve and cylinder, and described guiding valve is connected with source of the gas by described solenoid valve with cylinder, and the cylinder push-rod of described cylinder is connected with clutch; Controlled the gas circuit commutation of described guiding valve by the coil electricity situation controlling described solenoid valve, to control the flexible of the cylinder push-rod of described cylinder, control separation and the combination of described clutch; It is characterized in that, described solenoid valve is three position five-way valve; Described guiding valve offers the first pore, the second pore, the 3rd pore and the 4th pore, and control the mutual break-make of described first pore, the second pore, the 3rd pore and the 4th pore by the slip of the piston of described guiding valve; First suction port of described solenoid valve connects source of the gas, first air outlet of described solenoid valve connects the first pore of described guiding valve, second pore of described guiding valve connects the suction port of described cylinder, second air outlet of described solenoid valve connects the 4th pore of described guiding valve, 3rd air outlet, the 4th air outlet of described solenoid valve are communicated with air, and the 3rd pore of described guiding valve connects aperture exhaust joint; The outlet side of described aperture exhaust joint offers cutoff hole.
2. electronic control automatic clutch drive mechanism according to claim 1, is characterized in that: the diameter of described cutoff hole is 0.5mm.
3. electronic control automatic clutch drive mechanism according to claim 1, is characterized in that: the cylinder push-rod of described cylinder controls being separated of described clutch and combination by rocking arm and release bearing.
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CN201210345745.2A CN103671628B (en) | 2012-09-18 | 2012-09-18 | Electronic control automatic clutch drive mechanism |
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CN201210345745.2A CN103671628B (en) | 2012-09-18 | 2012-09-18 | Electronic control automatic clutch drive mechanism |
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CN103671628B true CN103671628B (en) | 2016-04-13 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101158377A (en) * | 2007-11-22 | 2008-04-09 | 吉林大学 | Pneumatic power fluid-control type clutch automatic control device |
CN201187539Y (en) * | 2008-05-08 | 2009-01-28 | 北汽福田汽车股份有限公司 | Clutch electric control steering mechanism of vacuum power source and clutch for automobile |
DE102008056224A1 (en) * | 2007-11-09 | 2009-05-28 | GM Global Technology Operations, Inc., Detroit | Control system for a torque transmitting device in an automatic transmission |
CN202833748U (en) * | 2012-09-18 | 2013-03-27 | 广西玉柴机器股份有限公司 | Electric control automatic clutch drive mechanism |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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NO316468B1 (en) * | 2001-08-23 | 2004-01-26 | Kongsberg Automotive Asa | clutch device |
DE102007045056A1 (en) * | 2007-09-20 | 2009-04-02 | Volkswagen Ag | Control of a clutch |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008056224A1 (en) * | 2007-11-09 | 2009-05-28 | GM Global Technology Operations, Inc., Detroit | Control system for a torque transmitting device in an automatic transmission |
CN101158377A (en) * | 2007-11-22 | 2008-04-09 | 吉林大学 | Pneumatic power fluid-control type clutch automatic control device |
CN201187539Y (en) * | 2008-05-08 | 2009-01-28 | 北汽福田汽车股份有限公司 | Clutch electric control steering mechanism of vacuum power source and clutch for automobile |
CN202833748U (en) * | 2012-09-18 | 2013-03-27 | 广西玉柴机器股份有限公司 | Electric control automatic clutch drive mechanism |
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Effective date of registration: 20220913 Address after: No. 9, Keyuan East 11th Road, High-tech Zone, Nanning City, Guangxi Zhuang Autonomous Region, 530009 Patentee after: Yuchaixinlan New Energy Power Technology Co.,Ltd. Address before: 537005 No. 88 flyover West Road, the Guangxi Zhuang Autonomous Region, Yulin Patentee before: Guangxi Yuchai Machinery Co.,Ltd. |
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