CN103148115A - Technical scheme for automatic clutch of motor vehicle - Google Patents
Technical scheme for automatic clutch of motor vehicle Download PDFInfo
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- CN103148115A CN103148115A CN 201310054682 CN201310054682A CN103148115A CN 103148115 A CN103148115 A CN 103148115A CN 201310054682 CN201310054682 CN 201310054682 CN 201310054682 A CN201310054682 A CN 201310054682A CN 103148115 A CN103148115 A CN 103148115A
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- clutch
- drags
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- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
Abstract
The invention provides a technical scheme for the automatic clutch of a motor vehicle. The automatic clutch of the motor vehicle is formed by combing a clutch, a driving one-way clutch and a reverse clutch. Therefore, not only is one-way power transmission and quick separation of an engine achieved, but also the reverse transmission function of the vehicle is achieved when reverse driving is required. Fuel is saved, and vehicle driving is enabled to be simpler, easier and more physical effort saving.
Description
(1) technical field
The present invention relates to the power transmission field of Motor Vehicle, specifically relates to the automatic clutch technology of Motor Vehicle.Present automatic clutch for motor vehicle can be divided into machine automatization clutch, fluid power coupling automatic clutch and electric-controlled automatic clutch, the invention belongs to the machine automatization clutch.
(2) background technique
The machine automatization clutch of automobile-use is mainly to adopt centrifugal automatic clutch at present.Centrifugal automatic clutch is comprised of centrifugal clutch and the driven overrunning clutch in parallel with the clutch active part.During greater than the clutch output speed, power spreads out of through centrifugal clutch when engine speed.During greater than engine speed, driven overrunning clutch is in bonding state when the clutch output speed, drives engine rotation, realizes motor counter dragged driving.But due to the effect of this driven overrunning clutch, make when the normal sliding state of vehicle, also force counter dragging to drive the high engine speeds rotation, caused the waste of Ministry Of Fuel And Power power.
(3) summary of the invention
The present invention proposes a kind of automatic clutch for motor vehicle technological scheme, it combines clutch, active overrunning clutch, the anti-clutch that drags.Thereby both realized the single-direction transmission of engine power, realized again that vehicle was at the anti-anti-transmission agency that drags that drags when driving of needs.Thereby not only saved fuel, and make vehicle drive simpler, easily, more save muscle power.
The present invention seeks to realize like this, as shown in Fig. 1 schematic diagram; It is combined by clutch, active overrunning clutch and the anti-clutch that drags of automatic or manual.Initiatively the active part of overrunning clutch is connected with the secondary part of clutch, and initiatively the secondary part of overrunning clutch is connected with the power train input end, realizes that by this overrunning clutch engine power is to the single-direction transmission of power train.Counter dragging after clutch is arranged on initiatively overrunning clutch, the anti-active part of clutch that drags is connected with the power train input end, the anti-secondary part of clutch that drags is connected with the clutch active part, makes needs are anti-when dragging transmission, realizes that power train power drags driving to motor counter.The present invention is described further by Fig. 2,3.
The inventive example 1 as shown in Figure 2, it by centrifugal friction clutch, initiatively unilateral bearing and automatically the anti-clutch that drags combine.Described centrifugal friction clutch is by driving shaft 1, clutch housing 2, the compositions such as centrifugal steel ball 3, front pressuring plate 4, middle pressing plate 5, rear fender 6, positioning plate 7, driven disc 9, bearing 15, screw 13, pressure pad 14, driven friction disk 16.Described active unilateral bearing 12 is one to be arranged on the sprag type one-way bearing between driven friction disk 16 and driven disc 9.The described anti-clutch that drags automatically is a centrifugal ratchet overrunning clutch, it is arranged between rear fender 6 and driven disc 9, and it is comprised of rear fender 6, positioning plate 7, driven disc 9, centrifugal ratchet 10, screw 8,17, spring sheet 18 and the ratchet profile 11 that is arranged on driven disc.
The outer surface of the driving shaft 1 of described automatic clutch is provided with spline, and clutch housing 2 is sleeved on driving shaft by internal spline.The inboard symmetrical a plurality of centrifugal steel balls 3 of housing, steel ball together rotates with housing.The uniform a plurality of axial keyways of clutch housing internal surface.Front pressuring plate 4, middle pressing plate 5 and rear fender 6 are sleeved in the clutch housing inner circle by external diameter, the uniform a plurality of protuberances of the cylindrical of front pressuring plate, middle pressing plate and rear fender, and they are embedded in respectively in the axial keyway of clutch housing inboard, and can move vertically.Rear fender is axially located on clutch housing by positioning plate 7 and screw 8.Driven friction disk 16 is arranged between each pressing plate, and the driven friction disk internal diameter is provided with internal spline.Initiatively the outer race of unilateral bearing 12 is provided with external splines, and driven plate 16 is contained on the outer ring spline of overrunning clutch 12 by inner spline housing.Initiatively inner race and the driven disc 9 of unilateral bearing are made one.Initiatively the effect of unilateral bearing is to realize the unidirectional delivery of engine power.Automatic anti-uniform being arranged on rear fender of a plurality of centrifugal ratchet 10 of dragging clutch, and rear fender turns round several angle relatively, centrifugal ratchet 10 is axially located on rear fender by positioning plate 7, screw 8.Screw 17 is fixed on spring sheet 18 on rear fender, and spring sheet 18 presses to centrifugal ratchet 10 on ratchet profile 11 on driven disc.Centrifugal ratchet 10 has formed chimeric pair of unidirectional ratchet with ratchet profile 11, and making can only be with the power unidirectional delivery of driven disc to clutch pressure plate.Bearing 15, screw 13 and pressure pad 14 with clutch housing and driven disc together supports and axially locating on driving shaft.
The automatic clutch of the inventive example 2 by the centrifugal clutch assembly, initiatively unilateral bearing and manually the anti-clutch that drags combine.As shown in Figure 3; It by centrifugal clutch assembly 1, driving gear 2, driving shaft 3, driven gear 4, initiatively unilateral bearing 5, transmission input shaft 6, return spring 7, drivenly instead drag ratchet 8, initiatively instead drag ratchet 9, instead drag trap 10, bearing 11, snap ring 12,13 away from, instead drag clutch to control driving lever 14, steel ball 15, spring 16, plug screw 17, clutch outer member 18 etc. to form.
Described centrifugal clutch assembly 1 is one to have the unconditional anti-centrifugal clutch that drags function, and it is supported, driven by driving shaft 3.Clutch power drives driven gear 4 through driving gear 2 outputs.Initiatively unilateral bearing 5 is housed on driven gear 4, and the endoporus of driven gear is the outer race of unilateral bearing 5, and the inner race of unilateral bearing 5, is synchronizeed with transmission input shaft and rotated on the external splines of transmission input shaft 6 by spline package.The left side of driven gear is provided with the driven anti-ratchet 8 that drags, and it and the counter anti-ratchet 9 that drags of active of dragging the right side of trap 10 away from have consisted of chimeric pair of ratchet overrunning clutch.The anti-trap of dragging away from also is sleeved on the external splines of transmission input shaft by the spline of endoporus, and snap ring 13 limits the counter position that moves to left of dragging trap away from.Be provided with return spring 7 between trap at unilateral bearing inner race and counter dragging away from, it will instead be dragged trap away from and push left end to.The anti-trap left end external diameter of dragging away from is equipped with bearing 11, and by snap ring 12 axially locating.The anti-clutch that drags is controlled driving lever 14 by support, the location of clutch outer member 18, and is connected with the anti-bearing 11 of dragging away from trap, and has formed the moving device of axial lock of driving lever 14 by steel ball 15, spring 16, plug screw 17.
The present invention also comprises some contents like this;
It is described that its clutch not only refers to centrifugal clutch by clutch, initiatively overrunning clutch and the anti-automatic clutch that drags clutch to form of automatic or manual, also but the automatic clutch of other types or the clutch of manual control.Described active overrunning clutch not only refers to unilateral bearing, also the overrunning clutch of other types.The described anti-clutch that drags automatically not only refers to centrifugal ratchet overrunning clutch, also the centrifugal overrunning clutch of other types.The described manually anti-clutch that drags not only refers to the ratchet overrunning clutch, also the unidirectional embeding mechanism of other types.
If the clutch assembly that described automatic clutch adopts, has the anti-function of dragging at bonding state, or how the clutch that adopts all has the anti-function of dragging under state, counter dragging between the driving and driven part that clutch also can be arranged on overrunning clutch initiatively, make needs are anti-when dragging transmission, driving and driven part combination with the active overrunning clutch, anti-traction is passed to the clutch secondary part, and utilize the bonding state of clutch anti-traction to be passed to the active part of clutch, to realize power train, motor counter dragged driving.As the inventive example 2, as shown in Figure 3.
(4) description of drawings
Fig. 1 is principle schematic of the present invention
Fig. 2 is the structural representation of the inventive example 1
Fig. 3 is the structural representation of the inventive example 2
(5) embodiment
Below just by reference to the accompanying drawings, just the present invention is described further;
Fig. 2 in conjunction with the inventive example 1; When driving shaft 1 rotates, drive clutch housing 2 and centrifugal steel ball 3 and rotate together, due to the effect of centrifugal force, centrifugal steel ball outwards moves along inclined-plane in housing in rotation, thereby oppresses front pressuring plate 4 left.When rotating speed reaches certain value, each pressing plate and driven friction disk 16 are pressed together, drive driven friction disk and rotate together, and drive driven discs 9 by overrunning clutch 12 and rotate, thus with the transmission of power of driving shaft 1 to driven disc 9.When motor initiatively slowed down, if the driven disc rotating speed is greater than the driven friction disk rotating speed at this moment, therefore initiatively unilateral bearing 12 entered separated state at once, thereby realizes the quick separation of clutch.When general motor need to instead drag and drive, be all or flameout state lower in engine speed, this moment is because engine speed is lower, and centrifugal ratchet 10 is pressed on ratchet profile 11 on driven disc by spring sheet 18, makes centrifugal ratch mechanism be in bonding state.If this moment, the driven disc rotating speed was greater than the driving shaft rotating speed, the power of driven disc passes to clutch pressure plate by ratch mechanism, realizes motor counter dragged driving.If the driving shaft rotating speed is greater than the driven disc rotating speed, ratch mechanism can be thrown off immediately, makes the anti-clutch that drags be in separated state.When motor is being in normal car state, the driving shaft rotating speed reaches certain value, and centrifugal ratchet outwards opens under the effect of centrifugal force, make ratch mechanism can not in conjunction with.Therefore at the engine work state, even if the driven disc rotating speed greater than the driving shaft rotating speed, the anti-clutch that drags can not make power train power force the anti-driving motor that drags yet.
Fig. 3 in conjunction with the inventive example 2; When centrifugal clutch 1 is in bonding state, driving gear 2 drives driven gears 4 and rotates.The active unilateral bearing 5 of power on driven gear 4 drives transmission input shaft 6 and rotates.Drag when driving when needs are counter, promote to control driving lever 14, the counter active ratchet 9 of dragging trap away from is chimeric with the driven ratchet 8 on driven gear, thus realize that power train drags driving to motor counter.In case the driving gear rotating speed is greater than driven gear rotating speed (illustrating that motor has not needed the anti-driving of dragging), this moment, the driven gear rotating speed was greater than the anti-trap rotating speed of dragging away from, therefore under the thrusting action of driven ratchet and return spring, the anti-trap of dragging away from is forced to left translation, make the driving and driven anti-ratchet that drags separate, automatic stop is counter drags driving.
Claims (5)
1. the technological scheme of an automatic clutch for motor vehicle, is characterized in that it is combined by clutch, active overrunning clutch and the anti-clutch that drags of automatic or manual.Initiatively the active part of overrunning clutch is connected with the secondary part of clutch, and the secondary part of active overrunning clutch is connected with the power train input end, by this overrunning clutch realize engine power to the single-direction transmission of power train with separate fast.The anti-clutch that drags is a controlled overrunning clutch, after it is arranged on the active overrunning clutch, and the anti-active part of clutch that drags is connected with the power train input end, the anti-secondary part of clutch that drags is connected with the clutch active part, make needs are anti-when dragging transmission, realize that by the anti-clutch that drags power train power drags driving to motor counter.
Automatic clutch according to claim 1 can by centrifugal friction clutch, initiatively unilateral bearing and automatically the anti-clutch that drags combine.The external splines of described active unilateral bearing by its outer race is fitted together with the inner spline housing of driven friction disk internal diameter.Initiatively inner race and hook tooth, the driven disc of unilateral bearing are made one.The described anti-clutch that drags automatically is a centrifugal ratchet overrunning clutch, and it is comprised of clutch rear fender, positioning plate, centrifugal ratchet, hook tooth, driven disc, screw, spring sheet etc.Wherein, a plurality of centrifugal ratchets are uniform to be arranged on the clutch rear fender, and rear fender turns round several angle relatively, and centrifugal ratchet is axially located on rear fender by positioning plate, screw.Screw is fixed on spring sheet on rear fender, and spring sheet presses to centrifugal ratchet on ratchet flank profil on driven disc.Centrifugal ratchet and ratchet profile have formed chimeric pair of unidirectional ratchet, and making can only be with the transmission of power of driven disc to clutch pressure plate.The shape of centrifugal ratchet and weight make automatically the anti-clutch that drags when the engine work state, be in separated state, its only in engine speed when setting rotating speed, the anti-clutch that drags will be in bonding state automatically, realize that power train drags transmission to motor counter.
3. automatic clutch according to claim 1, also can by centrifugal clutch, initiatively unilateral bearing and manually the anti-clutch that drags combine.Its parts comprise; Centrifugal clutch assembly, driving gear, driving shaft, driven gear, initiatively unilateral bearing, transmission input shaft, return spring, drivenly instead drag ratchet, initiatively anti-ratchet, the anti-trap, bearing, snap ring, the anti-clutch that drags dragged away from of dragging controlled the compositions such as driving lever, locking ball, spring, plug screw, clutch outer member.Clutch power drives driven gear through driving gear.Initiatively unilateral bearing is housed on driven gear, and the endoporus of driven gear is the outer race of active unilateral bearing, and initiatively the inner race of unilateral bearing is contained in by inner spline housing on the external splines of transmission input shaft, synchronizes with transmission input shaft and rotates.The left side of driven gear is provided with the driven anti-ratchet that drags, and it and the counter anti-ratchet that drags of active of dragging the right side of trap away from have consisted of chimeric pair of ratchet overrunning clutch.The anti-trap of dragging away from is sleeved on the transmission input shaft external splines by the internal spline of endoporus, and snap ring limits the counter position that moves to left of dragging trap away from.Be provided with return spring between trap at active unilateral bearing inner race and counter dragging away from, it will instead be dragged trap away from and push left end to.The anti-trap left end external diameter of dragging away from is equipped with bearing, and by the snap ring axially locating.Instead drag clutch to control support, the location of driving lever by clutch outer member to be connected with the anti-bearing of dragging away from trap, steel ball, spring, plug screw have formed the axial lock of driving lever and have moved device.By controlling driving lever, realize anti-combination of dragging clutch and automatically separate.
4. according to claim 1 by clutch, active overrunning clutch and the anti-automatic clutch technological scheme of dragging clutch to form of automatic or manual, its clutch not only refers to centrifugal clutch, also the automatic clutch of other types or the clutch of manual control.Described active overrunning clutch not only refers to unilateral bearing, also the overrunning clutch of other types.The described anti-clutch that drags automatically is a centrifugal overrunning clutch, and its centrifugal, bonded block together rotates with the clutch active part, and only has the unidirectional anti-function of dragging.Therefore it not only refers to centrifugal ratchet overrunning clutch, also the centrifugal overrunning clutch of other types.The described manually anti-clutch that drags is a manual inserted type overrunning clutch, so it not only refers to the ratchet overrunning clutch, also the unidirectional embeding mechanism of other types.
5. in automatic clutch technological scheme according to claim 1, if the clutch assembly of adopting, has the anti-function of dragging at bonding state, or how the clutch that adopts all has the anti-function of dragging under state, counter dragging between the driving and driven part that clutch also can be arranged on overrunning clutch initiatively, by the driving and driven part combination of active overrunning clutch, anti-traction is passed to the active part of clutch, to realize power train, motor counter dragged driving.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310054682 CN103148115A (en) | 2013-02-21 | 2013-02-21 | Technical scheme for automatic clutch of motor vehicle |
| CN201310521816.4A CN103527654B (en) | 2013-02-21 | 2013-10-30 | A kind of automobile clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310054682 CN103148115A (en) | 2013-02-21 | 2013-02-21 | Technical scheme for automatic clutch of motor vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN103148115A true CN103148115A (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201310054682 Pending CN103148115A (en) | 2013-02-21 | 2013-02-21 | Technical scheme for automatic clutch of motor vehicle |
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| CN (1) | CN103148115A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103518488A (en) * | 2013-09-28 | 2014-01-22 | 奇瑞重工股份有限公司 | Clutch device for maize harvesting machine gap bridge |
| CN109944884A (en) * | 2019-03-08 | 2019-06-28 | 安徽展鹏液压机械有限公司 | With the friction-type clutch mechanism for surmounting separation transmission agency |
-
2013
- 2013-02-21 CN CN 201310054682 patent/CN103148115A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103518488A (en) * | 2013-09-28 | 2014-01-22 | 奇瑞重工股份有限公司 | Clutch device for maize harvesting machine gap bridge |
| CN109944884A (en) * | 2019-03-08 | 2019-06-28 | 安徽展鹏液压机械有限公司 | With the friction-type clutch mechanism for surmounting separation transmission agency |
| CN109944884B (en) * | 2019-03-08 | 2020-05-19 | 安徽展鹏液压机械有限公司 | Friction clutch device with overrunning separation transmission function |
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Application publication date: 20130612 |