CN101270810B - Electromagnetic dual-clutch automatic gear shift device - Google Patents
Electromagnetic dual-clutch automatic gear shift device Download PDFInfo
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- CN101270810B CN101270810B CN2008100696347A CN200810069634A CN101270810B CN 101270810 B CN101270810 B CN 101270810B CN 2008100696347 A CN2008100696347 A CN 2008100696347A CN 200810069634 A CN200810069634 A CN 200810069634A CN 101270810 B CN101270810 B CN 101270810B
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- transmission shaft
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Abstract
The invention discloses an automatic gear shifting device of an electromagnetic double clutch, including an electronic control unit, a power mechanism, a clutch execution mechanism, an gear choosing execution mechanism, an gear shifting execution mechanism, a transmission mechanism1 and a transmission mechanism 11. The electronic control unit is connected with the power mechanism. The invention adopts an electromagnet, the transmission mechanism1 and the transmission mechanism 11 as the power transmitting mechanism of the clutch execution mechanism, the gear choosing and the gear shifting execution mechanisms for realizing the function of the clutch execution mechanism, the gear choosing and the gear shifting execution mechanisms. Two power mechanisms and four electromagnets replace four step motors, which saves the cost of the clutch execution mechanism and the gear choosing and the gear shifting execution mechanisms and simplifies structure. The invention can realize the automatic gear shift with the advantages of fast response, high-precision control, low cost, simple and compact structure, small bulk and light weight. The electronic control unit of the invention only has to control the two power mechanisms and four electromagnets. The structure and the control process are very simple.
Description
Technical field
The present invention relates to a kind of double clutch automatic gear shifting device, particularly a kind of electromagnetic dual-clutch automatic gear shift device.
Background technique
Double-clutch automatic gearbox (DCT) is development and come on the basis of electric control mechanical type automatic speed variator (AMT), not only eliminated the problem of electric control mechanical type automatic speed variator power interruption, also realized the automobile power gearshift, and the automobile that double-clutch automatic gearbox is housed removes and to have kept the high fuel economy of electrical control automatic manual transmission automobile, the advantage of low emission, also have the transmission efficiency height, simple in structure, be easy to advantage such as manufacturing.
Double-clutch automatic gearbox is made up of clutch actuating mechanism, block selecting actuator and gearshift actuator three parts usually, and these actuators mainly adopt electric-controlled hydraulic and two kinds of driving mode of electricity powered at present.It is fast that electric-controlled hydraulic actuator has speed of response, the control accuracy advantages of higher, but its have the system architecture complexity, weight is big, cost is high, installation and maintenance requirement height, hydraulic oil seal request height, service behaviour are subjected to shortcomings such as the big and hydraulic fluid leak befouling environment of influence of temperature change; Electricity powered actuator is a drive unit with motor usually, directly with power supply power supply on the car, does not need independent power source, have advantages such as simple in structure, that cost is low, installation and maintenance are easy, but it exists volume big, shortcomings such as Heavy Weight.And, the electricity powered double-clutch automatic gearbox adopts four stepper motors as power source usually, wherein two stepper motors drive clutch actuating mechanism respectively and make two clutches generation separation and joint movement, a step motor drive block selecting actuator and a step motor drive gearshift actuator.This mechanism structure complexity, ECU (Electrical Control Unit) control requires high, owing to adopted four stepper motors to have brought shortcomings such as cost height, weight are big for the electricity powered double-clutch automatic gearbox as power source.
Therefore, need transform, can respond fast, the realization self shifter of High Accuracy Control, can reduce manufacture cost greatly, and need compact structure, volume little, in light weight double-clutch automatic gearbox.
Summary of the invention
In view of this, the purpose of this invention is to provide a kind of electromagnetic dual-clutch automatic gear shift device, can respond fast, the realization self shifter of High Accuracy Control, can reduce manufacture cost greatly, and simple and compact for structure, volume is little, in light weight.
Electromagnetic dual-clutch automatic gear shift device of the present invention comprises ECU (Electrical Control Unit), power mechanism, clutch actuating mechanism, block selecting actuator and gearshift actuator, and described ECU (Electrical Control Unit) links to each other with power mechanism, also comprises driving mechanism I and driving mechanism II; Described driving mechanism I clutch end connects transmission shaft I; Described driving mechanism II clutch end connects transmission shaft II; Described power mechanism is two, is respectively power mechanism I and power mechanism II, and the clutch end of power mechanism I and power mechanism II links to each other with the power intake of driving mechanism II with driving mechanism I respectively;
Described clutch actuating mechanism is divided into clutch actuating mechanism I and clutch actuating mechanism II; Described clutch actuating mechanism I comprises drive lead screw I, transmission nut I, active friction disk I, driven friction disk I and separator levers I, and described drive lead screw I and transmission shaft I are in the circumferencial direction secure fit; Transmission nut I Spielpassung is enclosed within and is arranged on drive lead screw I end on the transmission shaft I; Drive lead screw I goes up and transmission nut I is oppositely arranged clutch magnet I, and clutch return spring I is set between clutch magnet I and the transmission nut I; The power point of separator levers I links to each other with transmission nut I, and resistance point links to each other with driven friction disk I; Described clutch actuating mechanism II comprises drive lead screw II, transmission nut II, active friction disk II, driven friction disk II and separator levers II, and described drive lead screw II and transmission shaft II are in the circumferencial direction secure fit; Transmission nut II Spielpassung is enclosed within and is arranged on drive lead screw II end on the transmission shaft II; Drive lead screw II goes up and transmission nut II is oppositely arranged clutch magnet II, and clutch return spring II is set between clutch magnet II and the transmission nut II; The power point of separator levers II links to each other with transmission nut II, and resistance point links to each other with driven friction disk II;
Described block selecting actuator comprises block selecting gear, gearshift axle and block selecting sliding gear, and described block selecting sliding gear is arranged on the transmission shaft I in the mode of the circumferencial direction secure fit that endwisely slips; The setting of block selecting gear can with the ring gear and Spielpassung transmission shaft I of block selecting sliding gear engagement on, be oppositely arranged the block selecting electromagnet with the block selecting sliding gear on the block selecting gear, transmission shaft I goes up the block selecting return spring that is connected with the block selecting sliding gear is set, vertically fixedly install the block selecting tooth bar on the described gearshift axle, block selecting gear and the engagement of block selecting tooth bar;
The described actuator of shifting gears comprises cone gear I, the cone gear II with the engagement of cone gear I, the power shift gear I with the coaxial secure fit of cone gear II, the tooth bar of shifting gears, gearshift sliding gear and the axle of shifting gears, fixedly install power shift gear on the described gearshift axle, described gearshift tooth bar meshes with power shift gear I and power shift gear respectively; Described gearshift sliding gear is arranged on the transmission shaft II in the mode of the circumferencial direction secure fit that endwisely slips, and the cone gear I is oppositely arranged the gearshift electromagnet with the gearshift sliding gear, and the gearshift return spring that is connected with the gearshift sliding gear is set on the transmission shaft II; The setting of cone gear I can with the ring gear and Spielpassung transmission shaft II of gearshift sliding gear engagement on; With corresponding I, III, V gear and II, IV, the R gear of being provided with of gearshift axle, between described I, III, V gear and II, IV, the R gear neutral V RN, III IV N and I II N, gearshift spools 17 is carried out block selecting by vertically moving, and finishes gearshift by left-right rotation;
Described ECU (Electrical Control Unit) links with clutch magnet I, clutch magnet II, block selecting electromagnet and gearshift electromagnet respectively.
Further, described driving mechanism I comprises intermeshing driving gear I and driven gear I, the pto secure fit of driving gear I and power mechanism I, driven gear I and transmission shaft I secure fit; Described driving mechanism II comprises intermeshing driving gear II and driven gear II, the pto secure fit of driving gear II and power mechanism II, driven gear II and transmission shaft II secure fit;
Further, described drive lead screw I and drive lead screw II are set to one with transmission shaft I and transmission shaft II respectively;
Further, described power mechanism I and power mechanism II are stepper motor.
The invention has the beneficial effects as follows: electromagnetic dual-clutch automatic gear shift device of the present invention, adopting electromagnet and driving mechanism is the power transmission mechanism of clutch actuating mechanism, block selecting actuator and gearshift actuator, to realize the function of clutch actuating mechanism and shift-selecting and changing actuating mechanism, four stepper motors have been replaced with two power mechanisms and four electromagnet, saved the cost of clutch actuating mechanism and shift-selecting and changing actuating mechanism, simplified the structure; ECU (Electrical Control Unit) only needs two power mechanisms and four electromagnet are controlled, and structure and control procedure are fairly simple; The present invention can respond fast, the realization self shifter of High Accuracy Control, can reduce manufacture cost greatly, and simple and compact for structure, volume is little, and is in light weight; Driving mechanism adopts gear drive, transmitting accuracy height, compact structure, low cost of manufacture; Adopted stepper motor as driving source, made clutch separation and applying rapidly, shifting is accurate.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further described.
Fig. 1 is a structural representation of the present invention;
Fig. 2 is gearshift axle and gear schematic representation.
Embodiment
Fig. 1 is a structural representation of the present invention, as shown in the figure: the electromagnetic dual-clutch automatic gear shift device of present embodiment, comprise ECU (Electrical Control Unit) 28, two stepper motors, clutch actuating mechanism, block selecting actuator and gearshift actuators, two stepper motors are respectively stepper motor I 1 and stepper motor II 27, ECU (Electrical Control Unit) 28 links to each other with stepper motor II 27 with stepper motor I 1 respectively, and stepper motor I 1 and stepper motor II27 are controlled;
Also comprise driving mechanism I 2 and driving mechanism II 26; Driving mechanism I 2 comprises intermeshing driving gear I 2a and driven gear I 2b, the pto secure fit of driving gear I 2a and stepper motor I 1, driven gear I 2b and transmission shaft I 9 secure fit; Driving mechanism II 26 comprises intermeshing driving gear II 26a and driven gear II 26b, the pto secure fit of driving gear II 26a and stepper motor II 27, driven gear II 26b and transmission shaft II 22 secure fit;
Clutch actuating mechanism is divided into clutch actuating mechanism I and clutch actuating mechanism II; Clutch actuating mechanism I comprises drive lead screw I 7, transmission nut I 3, active friction disk I 4, driven friction disk I 5 and separator levers I 6; Drive lead screw I 7 and transmission shaft I 9 are in the circumferencial direction secure fit, and drive lead screw I 7 is set to one with transmission shaft I 9 in the present embodiment, can simplify preparation process, save manufacture cost; Transmission nut I 3 Spielpassung are enclosed within and are arranged on drive lead screw I 7 ends on the transmission shaft I 9; Be oppositely arranged clutch magnet I 7a with transmission nut I 3 on the drive lead screw I 7, clutch return spring I 8 is set between clutch magnet I 7a and the transmission nut I 3; The power point of separator levers I 6 links to each other with transmission nut I 3, and resistance point links to each other with driven friction disk I 5; Clutch actuating mechanism II comprises drive lead screw II 24, transmission nut II 25, active friction disk II 13, driven friction disk II 14 and separator levers II 15; Drive lead screw II 24 and transmission shaft II 22 are in the circumferencial direction secure fit, and drive lead screw II 24 is set to one with transmission shaft II 22 in the present embodiment, can simplify preparation process, save manufacture cost; Transmission nut II 25 Spielpassung are enclosed within and are arranged on drive lead screw II 24 ends on the transmission shaft II 22; Be oppositely arranged clutch magnet II 24a with transmission nut II 25 on the drive lead screw II 24, clutch return spring II 23 is set between clutch magnet II 24a and the transmission nut II 25; The power point of separator levers II 15 links to each other with transmission nut II 25, and resistance point links to each other with driven friction disk II 14;
Block selecting actuator comprises block selecting gear 12, gearshift axle 17 and block selecting sliding gear 11, and block selecting sliding gear 11 is arranged on the transmission shaft I 9 in the mode of the circumferencial direction secure fit that endwisely slips; Block selecting gear 12 setting can with the ring gear and Spielpassung transmission shaft I 9 of block selecting sliding gear 11 engagements on, be oppositely arranged block selecting electromagnet 12a with block selecting sliding gear 11 on the block selecting gear 12, the block selecting return spring 10 that is connected with block selecting sliding gear 11 is set on the transmission shaft I 9, vertically fixedly install block selecting tooth bar 17a on the gearshift axle 17, block selecting gear 12 and block selecting tooth bar 17a engagement;
Gearshift actuator comprises cone gear I 19, the cone gear II 18 with cone gear I 19 engagements, the power shift gear I 18a with cone gear II 18 coaxial secure fit, the tooth bar 16 of shifting gears, gearshift sliding gear 20 and gearshift axle 17, fixedly install power shift gear 17b on the described gearshift axle 17, gearshift tooth bar 16 meshes with power shift gear I 18a and power shift gear 17b respectively; Gearshift sliding gear 20 is arranged on the transmission shaft II 22 in the mode of the circumferencial direction secure fit that endwisely slips, cone gear I 19 is oppositely arranged gearshift electromagnet 19a with gearshift sliding gear 20, and the gearshift return spring 21 that is connected with gearshift sliding gear 20 is set on the transmission shaft II 22; Cone gear I 19 be provided with can with the ring gear and Spielpassung transmission shaft II 22 of gearshift sliding gear 20 engagements on.
ECU (Electrical Control Unit) 28 links with clutch magnet I 7a, clutch magnet II 24a, block selecting electromagnet 12a and gearshift electromagnet 19a respectively, and clutch magnet I 7a, clutch magnet II 24a, block selecting electromagnet 12a and gearshift electromagnet 19a are controlled.
Fig. 2 is gearshift axle and gear schematic representation, as shown in the figure: the double-clutch automatic gearbox gear schematic representation that among the figure is five gears, its I, III, V keep off the one side at the shifting device, II, IV, R keep off the another side at the shifting device, central longitudinal is a neutral to VRN, IIIIVN and I IIN, gearshift axle 17 carries out block selecting by vertically moving, and finishes gearshift by left-right rotation.
Principle of the present invention, control by 28 couples of stepper motor I 1 of ECU (Electrical Control Unit) and stepper motor II 27, stepper motor I 1 and stepper motor II 27 control by driven friction disk I 5 among transmission nut I 3 and 25 couples of clutch actuating mechanism I of transmission nut II and the driven friction disk II 14 among the clutch actuating mechanism II respectively, can realize separating and fit between driven friction disk I 5 and active friction disk I 4 and driven friction disk II 14 and the active friction disk II 13; Simultaneously, stepper motor I 1 control block selecting gear 12 is finished vertically moving of gearshift axle 17, finishes block selecting work; Stepper motor II 27 control gearshift tooth bars 16 are finished the rotation of gearshift axle 17, finish gearshift work.Stepper motor I 1 and stepper motor II 27 realize above-mentioned control, realize by clutch magnet I 7a, clutch magnet II 24a, block selecting electromagnet 12a and gearshift electromagnet 19a respectively; Motor drives initiatively friction disk I 4 and initiatively friction disk II 13 respectively, and driven friction disk I 5 and driven friction disk II 14 output power to main reducing gear by gear, finish the output of power.
The present invention is when work:
I keeps off from stopping: during parking of automobile, active friction disk I 4, active friction disk II 13 and driven friction disk I 5, driven friction disk II 14 is separated state, gearshift axle 17 is in I II N position, ECU (Electrical Control Unit) 28 control drive lead screw I 7, drive lead screw II 24 outages, transmission nut I 3, transmission nut II 25 is at clutch return spring I 8, following and the drive lead screw I 7 of the restoring force effect of clutch return spring II 23, drive lead screw II24 separates, 12 outages of ECU (Electrical Control Unit) 28 control block selecting gears, block selecting sliding gear 11 separates with block selecting gear 12 under the restoring force effect of block selecting return spring 10, ECU (Electrical Control Unit) 28 control cone gear I 19 energisings, the electromagnetic force that gearshift electromagnet 19a produces makes gearshift sliding gear 20 overcome the restoring force and cone gear I 19 engagements of gearshift return spring 21, stepper motor II 27 rotates under the control of ECU (Electrical Control Unit) 28, the rotation of driving mechanism II 26 is through transmission shaft 22, sliding gear 20, cone gear I 19, cone gear II 18, gearshift tooth bar 16 drive gearshift axles 17 move to the I gear left and put, make I retaining synchronizer mesh back ECU (Electrical Control Unit) 28 in advance at gearshift axle 17 and make cone gear I 19 outages, gearshift sliding gear 20 separates with cone gear I 19 under the restoring force effect of gearshift return spring 21; ECU (Electrical Control Unit) 28 control drive lead screw I 7 energisings, the restoring force that the clutch magnet I 7a electromagnetic force of drive lead screw I 7 makes transmission nut I 3 overcome clutch return spring I 8 engages with drive lead screw I 7, stepper motor I 1 drives driving mechanism I 2 rotations under the control of control unit 28, the rotation of driving mechanism I 2 fits active friction disk I 4 and driven friction disk I 5 through transmission shaft I 9, drive lead screw I 7, transmission nut I 3, separator levers I 6, also continues to keep drive lead screw I 7 energisings after active friction disk I 4 and driven friction disk I 5 fit fully.
Keep off the II retaining from I: when speed changer kept off at I, the power of motor was through active friction disk I 4, driven friction disk I 5, speed changer output.This moment, initiatively friction disk II 13 was in separated state with driven friction disk II 14, ECU (Electrical Control Unit) 28 control drive lead screw II 24 outages, transmission nut II 25 separates with drive lead screw II24 under the restoring force effect of clutch return spring II 23, ECU (Electrical Control Unit) 28 control cone gear I 19 energisings, the restoring force that the electromagnetic force that gearshift electromagnet 19a produces makes gearshift sliding gear 20 overcome gearshift return spring 21 engages with cone gear I 19, stepper motor II 27 rotates under the control of ECU (Electrical Control Unit) 28, the rotation of driving mechanism II26 is through transmission shaft II 22, gearshift sliding gear 20, cone gear I 19, cone gear II 18, gearshift tooth bar 16 drives gearshift axle 17 and moves right to the II gear and put, make II retaining synchronizer mesh back ECU (Electrical Control Unit) 28 in advance at gearshift axle 17 and make cone gear I 19 outages, gearshift sliding gear 20 separates with cone gear I 19 under the restoring force effect of gearshift return spring 21; Stepper motor I 1 drives driving mechanism I 2 rotations under the control of control unit 28, the rotation of driving mechanism I 2 is through transmission shaft I 9, drive lead screw I 7, transmission nut I 3, separator levers I 6 makes initiatively, and friction disk I 4 separates with driven friction disk I 5, separate the back fully and make drive lead screw I 7 outages at active friction disk I4 and driven friction disk I 5, transmission nut I 3 separates with drive lead screw I 7 under the effect of the restoring force of clutch return spring I 8, at active friction disk I 4 with when driven friction disk I 5 separates, ECU (Electrical Control Unit) 28 control drive lead screw II 24 energisings, the restoring force that the clutch magnet II 24a electromagnetic force of drive lead screw II 24 makes transmission nut II 25 overcome clutch return spring II 23 engages with drive lead screw II 24, stepper motor II 27 drives driving mechanism II 26 rotations under the control of control unit 28, the rotation of driving mechanism II 26 is through transmission shaft 22, drive lead screw II 24, transmission nut II 25, separator levers II15 fits active friction disk II 13 and driven friction disk II 14, also continues to keep drive lead screw II 24 energisings after active friction disk II 13 and driven friction disk II 14 fit fully.
Change to the III retaining from the II retaining: when speed changer kept off at II, the power of motor was through active friction disk II 13, driven friction disk II 14, speed changer output, and this moment, initiatively friction disk I 4 was in separated state with driven friction disk I 5.ECU (Electrical Control Unit) 28 control cone gear I 19 energisings, the electromagnetic force that gearshift electromagnet 19a produces makes gearshift sliding gear 20 overcome the restoring force and cone gear I 19 engagements of gearshift return spring 21, stepper motor II27 rotates under the control of ECU (Electrical Control Unit) 28, the rotation of driving mechanism II 26 is through transmission shaft 22, gearshift sliding gear 20, cone gear I 19, cone gear II 18, gearshift tooth bar 16 drives gearshift axle 17 and moves to I II N position left, gearshift axle 17 ECU (Electrical Control Unit) 28 behind I II N position makes cone gear I 19 outages, gearshift sliding gear 20 separates with cone gear I 19 under the restoring force effect of gearshift return spring 21,12 energisings of ECU (Electrical Control Unit) 28 control block selecting gears, the electromagnetic force that block selecting electromagnet 12a produces makes block selecting sliding gear 11 overcome the restoring force and 12 engagements of block selecting gear of block selecting return spring 10, stepper motor I 1 rotates under the control of ECU (Electrical Control Unit) 28, the rotation of driving mechanism I 2 is through transmission shaft I 9, block selecting sliding gear 11, block selecting gear 12 drives gearshift axle 17 and moves up to the IIIIVN position, gearshift axle 17 ECU (Electrical Control Unit) 28 behind the IIIIVN position makes 12 outages of block selecting gear, and block selecting sliding gear 11 separates with block selecting gear 12 under the restoring force effect of block selecting return spring 10; ECU (Electrical Control Unit) 28 control cone gear I 19 energisings, the electromagnetic force that gearshift electromagnet 19a produces makes gearshift sliding gear 20 overcome the restoring force and cone gear I 19 engagements of gearshift return spring 21, stepper motor II 27 rotates under the control of ECU (Electrical Control Unit) 28, the rotation of driving mechanism II 26 is through transmission shaft 22, gearshift sliding gear 20, cone gear I 19, cone gear II 18, gearshift tooth bar 16 drive gearshift axles 17 move to the III gear left and put, gearshift axle 17 makes III retaining synchronizer mesh back ECU (Electrical Control Unit) 28 in advance and makes cone gear I 19 outages, and gearshift sliding gear 20 separates with cone gear 19 under the restoring force effect of gearshift return spring 21; Stepper motor II 27 drives driving mechanism II 26 rotations under the control of control unit 28, the rotation of driving mechanism II 26 is through transmission shaft 22, drive lead screw II 24, transmission nut II 25, separator levers II 15 makes initiatively, and friction disk II 13 separates with driven friction disk II 14, separate the back fully and make drive lead screw II 24 outages at active friction disk II 13 and driven friction disk II 14, transmission nut II 25 separates with drive lead screw II 24 under the effect of the restoring force of clutch return spring II 23, at active friction disk II 13 with when driven friction disk II 14 separates, ECU (Electrical Control Unit) 28 control drive lead screw I 7 energisings, the restoring force that the clutch magnet I 7a electromagnetic force of drive lead screw I 7 makes transmission nut I 3 overcome clutch return spring I 8 engages with drive lead screw I 7, stepper motor I 1 drives driving mechanism I 2 rotations under the control of control unit 28, the rotation of driving mechanism I 2 is through transmission shaft I 9, drive lead screw I 7, transmission nut I 3, separator levers I 6 fits active friction disk I 4 and driven friction disk I 5, also continues to keep drive lead screw I 7 energisings after active friction disk I 4 and driven friction disk I 5 fit fully.
Change to the I retaining from the II retaining: when speed changer kept off at II, the power of motor was through active friction disk II 13, driven friction disk II 14, speed changer output, and this moment, initiatively friction disk I 4 was in separated state with driven friction disk I 5.ECU (Electrical Control Unit) 28 control cone gear I 19 energisings, the electromagnetic force that gearshift electromagnet 19a produces makes gearshift sliding gear 20 overcome the restoring force and cone gear I 19 engagements of gearshift return spring 21, stepper motor II27 rotates under the control of ECU (Electrical Control Unit) 28, the rotation of driving mechanism II 26 is through transmission shaft 22, gearshift sliding gear 20, cone gear I 19, cone gear II 18, gearshift tooth bar 16 drive gearshift axles 17 move to the I gear left and put, make I retaining synchronizer mesh back ECU (Electrical Control Unit) 28 in advance at gearshift axle 17 and make cone gear I19 outage, gearshift sliding gear 20 separates with cone gear 19 under the restoring force effect of gearshift return spring 21; ECU (Electrical Control Unit) 28 control drive lead screw I 7 energisings, the restoring force that the clutch magnet I 7a electromagnetic force of drive lead screw I 7 makes transmission nut I 3 overcome clutch return spring I 8 engages with drive lead screw I 7, stepper motor I 1 drives driving mechanism I 2 rotations under the control of control unit 28, the rotation of driving mechanism I 2 is through transmission shaft I 9, drive lead screw I 7, transmission nut I 3, separator levers I 6 makes initiatively, and friction disk I 4 fits with driven friction disk I 5, in fits fully back and keep drive lead screw I 7 to switch on of active friction disk I 4 and driven friction disk I 5, when active friction disk I 4 and driven friction disk I 5 fit, ECU (Electrical Control Unit) 28 control drive lead screw II 24 energisings, the restoring force that the clutch magnet II 24a electromagnetic force of drive lead screw II 24 makes transmission nut II 25 overcome clutch return spring II 23 engages with drive lead screw II 24, stepper motor II 27 drives driving mechanism II 26 rotations under the control of control unit 28, the rotation of driving mechanism II 26 is through transmission shaft 22, drive lead screw II 24, transmission nut II 25, separator levers II 15 makes initiatively, and friction disk II 13 separates with driven friction disk II14, active friction disk II 13 with make drive lead screw II 24 outages after driven friction disk II 14 separates fully, transmission nut II 25 separates with drive lead screw II 24 under the effect of the restoring force of clutch return spring II 23.
Change to the II retaining from the III retaining: when speed changer kept off at III, the power of motor was through active friction disk I 4, driven friction disk I 5, speed changer output, and this moment, initiatively friction disk II 13 was in separated state with driven friction disk II 14.ECU (Electrical Control Unit) 28 control cone gear I 19 energisings, the electromagnetic force that gearshift electromagnet 19a produces makes gearshift sliding gear 20 overcome the restoring force and cone gear I 19 engagements of gearshift return spring 21, stepper motor II 27 rotates under the control of ECU (Electrical Control Unit) 28, the rotation of driving mechanism II 26 is through transmission shaft 22, gearshift sliding gear 20, cone gear I 19, cone gear II 18, gearshift tooth bar 16 drives gearshift axle 17 and moves right to the IIIIVN position, gearshift axle 17 ECU (Electrical Control Unit) 28 behind the IIIIVN position makes cone gear I 19 outages, gearshift sliding gear 20 separates with cone gear 19 under the restoring force effect of gearshift return spring 21,12 energisings of ECU (Electrical Control Unit) 28 control block selecting gears, the electromagnetic force that block selecting electromagnet 12a produces makes block selecting sliding gear 11 overcome the restoring force and 12 engagements of block selecting gear of gearshift return spring 10, stepper motor I 1 rotates under the control of ECU (Electrical Control Unit) 28, the rotation of driving mechanism I 2 is through transmission shaft I 9, block selecting sliding gear 11, block selecting gear 12 drives gearshift axle 17 and moves downward to I II N position, gearshift axle 17 ECU (Electrical Control Unit) 28 behind I II N position makes 12 outages of block selecting gear, and block selecting sliding gear 11 separates with block selecting gear 12 under the restoring force effect of block selecting return spring 10; ECU (Electrical Control Unit) 28 control cone gear I 19 energisings, the electromagnetic force that gearshift electromagnet 19a produces makes gearshift sliding gear 20 overcome the restoring force and the cone gear I19 engagement of gearshift return spring 21, stepper motor II 27 rotates under the control of ECU (Electrical Control Unit) 28, the rotation of driving mechanism II 26 is through transmission shaft 22, gearshift sliding gear 20, cone gear I 19, cone gear II 18, gearshift tooth bar 16 drives gearshift axle 17 and moves right to the II gear and put, gearshift axle 17 makes II retaining synchronizer mesh back ECU (Electrical Control Unit) 28 in advance and makes cone gear I 19 outages, and gearshift sliding gear 20 separates with cone gear I 19 under the restoring force effect of gearshift return spring 21; Stepper motor I 1 drives driving mechanism I2 rotation under the control of control unit 28, the rotation of driving mechanism I 2 is through transmission shaft I 9, drive lead screw I 7, transmission nut I 3, separator levers I 6 makes initiatively, and friction disk I 4 separates with driven friction disk I 5, separate the back fully and make drive lead screw I 7 outages at active friction disk I 4 and driven friction disk I 5, transmission nut I 3 separates with drive lead screw I 7 under the effect of the restoring force of clutch return spring I 8, at active friction disk I 4 with when driven friction disk I 5 separates, ECU (Electrical Control Unit) 28 control drive lead screw II 24 energisings, the restoring force that the clutch magnet II 24a electromagnetic force of drive lead screw II 24 makes transmission nut II 25 overcome clutch return spring II 23 engages with drive lead screw II 24, stepper motor II 27 drives driving mechanism II 26 rotations under the control of control unit 28, the rotation of driving mechanism II 26 is through transmission shaft 22, drive lead screw II 24, transmission nut II 25, separator levers II 15 fits active friction disk II 13 and driven friction disk II 14, also continues to keep drive lead screw II 24 energisings after active friction disk II 13 and driven friction disk II 14 fit fully.
Keep off IV when retaining from III, its principle with keep off II from I and keep off identical; Keep off V when retaining and when I keeps off the R retaining from IV, its principle with keep off III from II and keep off identical; Keep off III when retaining from IV, its principle with keep off I from II and keep off identical; Keep off IV when retaining and when R keeps off the I retaining from V, its principle with keep off II from III and keep off identical.
Explanation is at last, above embodiment is only unrestricted in order to technological scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technological scheme of the present invention, and not breaking away from the aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (4)
1. electromagnetic dual-clutch automatic gear shift device, comprise ECU (Electrical Control Unit) (28), power mechanism, clutch actuating mechanism, block selecting actuator and gearshift actuator, described ECU (Electrical Control Unit) (28) links to each other with power mechanism, it is characterized in that: also comprise driving mechanism I and driving mechanism II; Described driving mechanism I (2) clutch end connects transmission shaft I (9); Described driving mechanism II (26) clutch end connects transmission shaft II (22); Described power mechanism is two, is respectively power mechanism I (1) and power mechanism II (27), and the clutch end of power mechanism I (1) and power mechanism II (27) links to each other with the power intake of driving mechanism II (26) with driving mechanism I (2) respectively;
Described clutch actuating mechanism is divided into clutch actuating mechanism I and clutch actuating mechanism II; Described clutch actuating mechanism I comprises drive lead screw I (7), transmission nut I (3), active friction disk I (4), driven friction disk I (5) and separator levers I (6), and described drive lead screw I (7) and transmission shaft I (9) are in the circumferencial direction secure fit; Transmission nut I (3) Spielpassung is enclosed within and is arranged on drive lead screw I (7) end on the transmission shaft I (9); Drive lead screw I (7) goes up and transmission nut I (3) is oppositely arranged clutch magnet I (7a), between clutch magnet I (7a) and the transmission nut I (3) clutch return spring I (8) is set; The power point of separator levers I (6) links to each other with transmission nut I (3), and resistance point links to each other with driven friction disk I (5); Described clutch actuating mechanism II comprises drive lead screw II (24), transmission nut II (25), active friction disk II (13), driven friction disk II (14) and separator levers II (15), and described drive lead screw II (24) and transmission shaft II (22) are in the circumferencial direction secure fit; Transmission nut II (25) Spielpassung is enclosed within and is arranged on drive lead screw II (24) end on the transmission shaft II (22); Drive lead screw II (24) goes up and transmission nut II (25) is oppositely arranged clutch magnet II (24a), between clutch magnet II (24a) and the transmission nut II (25) clutch return spring II (23) is set; The power point of separator levers II (15) links to each other with transmission nut II (25), and resistance point links to each other with driven friction disk II (14);
Described block selecting actuator comprises block selecting gear (12), gearshift axle (17) and a block selecting sliding gear (11), and described block selecting sliding gear (11) is arranged on the transmission shaft I (9) in the mode of the circumferencial direction secure fit that endwisely slips; Block selecting gear (12) be provided with can with the ring gear and Spielpassung transmission shaft I (9) of block selecting sliding gear (11) engagement on, block selecting gear (12) is gone up and block selecting sliding gear (11) is oppositely arranged block selecting electromagnet (12a), transmission shaft I (9) goes up the block selecting return spring (10) that is connected with block selecting sliding gear (11) is set, vertically fixedly install block selecting tooth bar (17a) on the described gearshift axle (17), block selecting gear (12) and block selecting tooth bar (17a) engagement;
The described actuator of shifting gears comprises cone gear I (19), the cone gear II (18) with cone gear I (19) engagement, the power shift gear I (18a) with the coaxial secure fit of cone gear II (18), the tooth bar (16) of shifting gears, gearshift sliding gear (20) and the axle (17) of shifting gears, fixedly install power shift gear (17b) on the described gearshift axle (17), described gearshift tooth bar (16) meshes with power shift gear I (18a) and power shift gear (17b) respectively; Described gearshift sliding gear (20) is arranged on the transmission shaft II (22) in the mode of the circumferencial direction secure fit that endwisely slips, cone gear I (19) is oppositely arranged gearshift electromagnet (19a) with gearshift sliding gear (20), and transmission shaft II (22) goes up the gearshift return spring (21) that is connected with gearshift sliding gear (20) is set; Cone gear I (19) be provided with can with the ring gear and Spielpassung transmission shaft II (22) of gearshift sliding gear (20) engagement on; With corresponding I, III, V gear and II, IV, the R gear of being provided with of gearshift axle, between described I, III, V gear and II, IV, the R gear neutral V RN, III IV N and I II N, gearshift axle (17) carries out block selecting by vertically moving, and finishes gearshift by left-right rotation;
Described ECU (Electrical Control Unit) (28) links with clutch magnet I (7a), clutch magnet II (24a), block selecting electromagnet (12a) and gearshift electromagnet (19a) respectively.
2. electromagnetic dual-clutch automatic gear shift device according to claim 1, it is characterized in that: described driving mechanism I (2) comprises intermeshing driving gear I (2a) and driven gear I (2b), the pto secure fit of driving gear I (2a) and power mechanism I (1), driven gear I (2b) and transmission shaft I (9) secure fit; Described driving mechanism II (26) comprises intermeshing driving gear II (26a) and driven gear II (26b), the pto secure fit of driving gear II (26a) and power mechanism II (27), driven gear II (26b) and transmission shaft II (22) secure fit.
3. electromagnetic dual-clutch automatic gear shift device according to claim 1 and 2 is characterized in that: described drive lead screw I (7) and drive lead screw II (24) are set to one with transmission shaft I (9) and transmission shaft II (22) respectively.
4. electromagnetic dual-clutch automatic gear shift device according to claim 1 and 2 is characterized in that: described power mechanism I (1) and power mechanism II (27) are stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100696347A CN101270810B (en) | 2008-05-07 | 2008-05-07 | Electromagnetic dual-clutch automatic gear shift device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100696347A CN101270810B (en) | 2008-05-07 | 2008-05-07 | Electromagnetic dual-clutch automatic gear shift device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101270810A CN101270810A (en) | 2008-09-24 |
| CN101270810B true CN101270810B (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100696347A Expired - Fee Related CN101270810B (en) | 2008-05-07 | 2008-05-07 | Electromagnetic dual-clutch automatic gear shift device |
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| Country | Link |
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| CN (1) | CN101270810B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103239812B (en) * | 2013-05-14 | 2015-06-03 | 新乡职业技术学院 | Life-escaping device for high-rise building |
| CN110449665B (en) * | 2019-08-21 | 2020-07-14 | 太仓恩力成密封件有限公司 | High-precision machining device for automobile sealing strip |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB976813A (en) * | 1960-05-05 | 1964-12-02 | Helmut Droesoher | Improvements relating to automatic control of gear changing |
-
2008
- 2008-05-07 CN CN2008100696347A patent/CN101270810B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB976813A (en) * | 1960-05-05 | 1964-12-02 | Helmut Droesoher | Improvements relating to automatic control of gear changing |
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|---|---|
| CN101270810A (en) | 2008-09-24 |
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