CN102032289A - Tractor load reversing clutch device - Google Patents
Tractor load reversing clutch device Download PDFInfo
- Publication number
- CN102032289A CN102032289A CN2010105687799A CN201010568779A CN102032289A CN 102032289 A CN102032289 A CN 102032289A CN 2010105687799 A CN2010105687799 A CN 2010105687799A CN 201010568779 A CN201010568779 A CN 201010568779A CN 102032289 A CN102032289 A CN 102032289A
- Authority
- CN
- China
- Prior art keywords
- clutch
- shaft
- input gear
- hub
- plunger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D21/00—Systems comprising a plurality of actuated clutches
- F16D21/02—Systems comprising a plurality of actuated clutches for interconnecting three or more shafts or other transmission members in different ways
- F16D21/04—Systems comprising a plurality of actuated clutches for interconnecting three or more shafts or other transmission members in different ways with a shaft carrying a number of rotatable transmission members, e.g. gears, each of which can be connected to the shaft by a clutching member or members between the shaft and the hub of the transmission member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/06—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch
- F16D25/062—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces
- F16D25/063—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially
- F16D25/0635—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs
- F16D25/0638—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs with more than two discs, e.g. multiple lamellae
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/10—Clutch systems with a plurality of fluid-actuated clutches
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D21/00—Systems comprising a plurality of actuated clutches
- F16D21/02—Systems comprising a plurality of actuated clutches for interconnecting three or more shafts or other transmission members in different ways
- F16D21/06—Systems comprising a plurality of actuated clutches for interconnecting three or more shafts or other transmission members in different ways at least two driving shafts or two driven shafts being concentric
- F16D2021/0661—Hydraulically actuated multiple lamellae clutches
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The invention discloses a tractor load reversing clutch device. The device mainly comprises a clutch shaft, a left input gear, a clutch hub, a clutch pressure plate, a clutch friction plate, a release spring, an antifriction block, a clutch piston, a clutch shell and a right input gear. The left input gear, the clutch hub and the clutch piston are sequentially arranged on the left half part of the clutch shaft to form a clutch F, wherein the left input gear and the clutch piston are sleeved by a clutch shaft sleeve; and the clutch hub is fixedly connected with the clutch shaft. The clutch piston, the clutch hub and the right input gear are sequentially arranged on the right half part of the clutch shaft to form a right clutch R, wherein the right input gear and the clutch piston are sleeved by the clutch shaft sleeve; and the clutch hub is fixedly connected with the clutch shaft. The device is a left clutch and a right clutch. Because pressure oil paths are differently controlled, the service life of the clutch is prolonged. Under the action of the release spring, two oblique planes of the clutch shaft and the piston are closely attached, so that the device is automatically sealed and the dragging moment of the clutch is reduced.
Description
Technical field
The invention belongs to the tractor field, relate to a kind of tractor clutch device, relate in particular to the load-commutated clutch device of a kind of tractor.
Background technique
At present, the large power wheel tractor gearbox that China produces, its mechanical changeover modes such as sliding gear, engagement cover, synchronizer that adopt of reversing gear are carried out the switching of tractor direction of travel more.Need first cut-off clutch to cut off engine power during tractor conversion direction of travel, carry out the switching of corresponding gear then, gearshift is slower like this, influences operating efficiency.And the load-commutated gearbox of the many employings of external large power wheel tractor, promptly forward gear, the retaining that falls back need not cut off engine power when switching and directly carry out gear shift operation, gearshift efficient height.
Tractor will be realized the load-commutated necessary corresponding reverse clutch of installing, reverse clutch mostly is multi-disc wet clutch, according to the position of installing and the difference of control mode, mainly contain two kinds of structural types: a kind of is to adopt the Gear Planet Transmission train, by wet clutch braking or loosen the train member, sense of rotation is changed; Another kind is to adopt two series connection clutches, is installed on the engine flywheel, and the hollow shaft by mutually nested imports power into gearbox.The reverse clutch axial dimension of above-mentioned two kinds of patterns is less, relatively saves the space, but its structure is comparatively complicated, and the technology manufacture difficulty is bigger, and cost is higher.
Summary of the invention
The object of the present invention is to provide the load-commutated clutch device of tractor of a kind of simple in structure, low cost of manufacture, convenient operation and control.
Technological scheme of the present invention is: the load-commutated clutch device of tractor mainly comprises: clutch shaft, left side input gear, clutch hub, clutch compressing disc, clutch friction plate, release spring, anti-attrition piece, clutch plunger, clutch housing, right input gear; Left side input gear, clutch hub, clutch plunger are installed in the clutch shaft left side successively, constitute left clutch F, wherein left side input gear and clutch plunger and clutch shaft socket, and clutch hub and clutch shaft are affixed; Clutch plunger, clutch hub, right input gear are installed in the clutch shaft right-hand part successively, constitute right clutch R, wherein right input gear and clutch plunger and clutch shaft socket, and clutch hub and clutch shaft are affixed.
The clutch shaft middle part is processed with cylindrical flange, left clutch F and right clutch R are about the flange bilateral symmetry of clutch shaft, clutch compressing disc links to each other successively with clutch friction plate in left clutch F and right clutch R, and clutch compressing disc and clutch hub keyed jointing, clutch friction plate and clutch housing keyed jointing; Release spring and anti-attrition piece are combined and are installed in the along the circumferential direction uniform clutch wheel hub bore, and wherein the anti-attrition piece withstands on the clutch plunger.
Clutch shaft is drilled with oilhole A, left clutch control oilhole B vertically and right clutch is controlled oilhole C totally three holes, and oilhole A, left clutch control oilhole B and right clutch control oilhole C are not connected, and wherein oilhole A is positioned at the axle center.
Be processed with an inclined-plane on the surface of contact of clutch shaft and clutch plunger, the corresponding site of clutch plunger also is processed with the inclined-plane of equal angular.Totally two of clutch housings, one is welded on the left side input gear, and another is welded on the right input gear.
The present invention can reach following beneficial effect:
The load-commutated clutch device of tractor is divided into left and right two clutches, respectively by the control of different pressure oil circuit, makes each clutch only need be engaged in a kind of work (as be responsible for specially advance or be responsible for falling back), the life-span of having improved clutch greatly.Left and right clutch lays respectively at the both sides of clutch shaft and about the flange bilateral symmetry, arranges compactly, has saved axial space, is convenient to the layout of lubricant oil and pressure oil pipeline simultaneously.Be in simultaneously outside left side input gear and the right input gear, the corresponding part that constitutes left clutch and right clutch is same part, has reduced the manufacture cost of clutch.Release spring withstands on the clutch plunger by the anti-attrition piece in addition, and centrifugal force is to the twisting action of release spring when having reduced the clutch plunger rotation, and the possibility that release spring is damaged reduces greatly.Be processed with the inclined-plane of working in coordination on clutch shaft and the clutch plunger, under the effect of control oil pressure, piston moves, two inclined-planes separate, and lubricant oil flows out lubricated clutch friction plate from the inclined-plane, under the effect of release spring power, two inclined-planes are adjacent to, play automatic seal action, cut off the lubricated oil supplying of clutch friction plate, reduced the moment that drags of clutch.
Description of drawings
Accompanying drawing is the load-commutated clutch device structure figure of tractor of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is further described.As accompanying drawing, shown in, the load-commutated clutch device of tractor comprises clutch shaft 1, left side input gear 2, clutch hub 3, clutch compressing disc 4, clutch friction plate 5, release spring 6, anti-attrition piece 7, clutch plunger 8, clutch housing 9, right input gear 10.Left side input gear 2, clutch hub 3, clutch plunger 8 are installed in clutch shaft 1 left side successively, constitute left clutch F, and wherein gear 2 and clutch plunger 8 and clutch shaft 1 socket are imported in a left side, and clutch hub 3 is affixed with clutch shaft 1.Clutch plunger 8, clutch hub 3, right input gear 10 are installed in clutch shaft 1 right-hand part successively, constitute right clutch R, wherein right input gear 10 and clutch plunger 8 and clutch shaft 1 socket, and clutch hub 3 is affixed with clutch shaft 1.Clutch shaft 1 middle part is processed with cylindrical flange, and clutch plunger 8 can slide on flange under the effect of pressure oil, compresses clutch compressing disc 4 and clutch friction plate 5.Left clutch F and right clutch R are about the flange bilateral symmetry of clutch shaft 1.Clutch compressing disc 4 links to each other successively with clutch friction plate 5 in left clutch F and right clutch R, and clutch compressing disc 4 and clutch hub 3 keyed jointings, clutch friction plate 5 and clutch housing 10 keyed jointings.Release spring 6 is combined with anti-attrition piece 7 and is installed in along the circumferential direction uniform clutch hub 3 holes, and wherein anti-attrition piece 7 withstands on the clutch plunger 8.
Clutch shaft 1 is drilled with oilhole A, left clutch control oilhole B vertically and right clutch is controlled oilhole C totally three holes, oilhole A, left clutch control oilhole B and right clutch control oilhole C are not connected, wherein oilhole A is positioned at the axle center, lubricant oil is provided for each clutch and bearing.
Be processed with an inclined-plane on the surface of contact of clutch shaft 1 and clutch plunger 8, the corresponding site of clutch plunger 8 also is processed with the inclined-plane of equal angular.Under the effect of release spring 6, the inclined-plane on clutch shaft 1 ramp and the clutch plunger 8 can fit tightly.
Totally two of clutch housings 9, one is welded on the left side input gear 2, and another is welded on the right input gear 10.
According to driver's control command, left clutch F and right clutch R can be respectively in conjunction with or separate, make engine power to be delivered to clutch shaft 1 output from left side input gear 2 or right input gear 10 both directions respectively.
Left clutch F combination: according to driver's control command, pressure oil enters left clutch F from left clutch control oilhole B, the clutch plunger 8 that promotes among the left clutch F is moved to the left, and compresses clutch compressing disc 4 and clutch friction plate 5 among the left clutch F successively, makes left clutch F combination.Simultaneously being moved to the left also of clutch plunger 8 makes release spring 6 be in confined state by anti-attrition piece 7, and clutch shaft 1 separates with inclined-plane on the clutch plunger 8, and lubricant oil flows into to left clutch F and bearing from oilhole A lubricant oil is provided.At this moment, engine power can be imported gear 2 by a left side and exports after left clutch F is delivered to clutch shaft 1.
Left clutch F separates: when the driver closes after the pressure oil supply of left clutch F, left clutch F pressure oil circuit pressure is reduced to zero, this moment, the clutch plunger among the left clutch F 8 under the effect of release spring 6 spring forces moved right, unclamp clutch compressing disc 4 and clutch friction plate 5 among the left clutch F successively, make left clutch F separate, clutch shaft 1 is fitted mutually with the inclined-plane on the clutch plunger 8 simultaneously, has cut off lubricant oil lubricating left clutch F.At this moment, engine power can not be imported gear 2 by a left side and be delivered to clutch shaft 1 through left clutch F.
Right clutch R combination: according to driver's control command, pressure oil enters right clutch R from right clutch control oilhole C, the clutch plunger 8 that promotes among the right clutch R moves right, and compresses clutch compressing disc 4 and clutch friction plate 5 among the right clutch R successively, makes right clutch R combination.Simultaneously moving right of clutch plunger 8 also makes release spring 6 be in confined state by anti-attrition piece 7, and clutch shaft 1 separates with inclined-plane on the clutch plunger 8, and lubricant oil flows into to right clutch R and bearing from oilhole A lubricant oil is provided.At this moment, engine power can be imported gear 10 by the right side and exports after right clutch R is delivered to clutch shaft 1.
Right clutch R separates: when the driver closes after the pressure oil supply of right clutch R, right clutch R pressure oil circuit pressure is reduced to zero, this moment, the clutch plunger among the right clutch R 8 under the effect of release spring 6 spring forces was moved to the left, unclamp clutch compressing disc 4 and clutch friction plate 5 among the right clutch R successively, make right clutch R separate, clutch shaft 1 is fitted mutually with the inclined-plane on the clutch plunger 8 simultaneously, has cut off lubricant oil lubricating right clutch R.At this moment, engine power can not be imported gear 10 by the right side and be delivered to clutch shaft 1 through right clutch R.
Utilize left clutch F and right clutch R in conjunction with stalling characteristic, the driver can control it as required in conjunction with separated state, make engine power never with all exporting after the route input through clutch shaft 1, the direction of rotation when if power is imported respectively, this clutch promptly becomes reverse clutch, by control left clutch F and right clutch R in conjunction with separated state, tractor is advanced or fall back, realize load-commutated.
Claims (6)
1. the load-commutated clutch device of tractor mainly comprises: clutch shaft (1), left side input gear (2), clutch hub (3), clutch compressing disc (4), clutch friction plate (5), release spring (6), anti-attrition piece (7), clutch plunger (8), clutch housing (9), right input gear (10); It is characterized in that: left side input gear (2), clutch hub (3), clutch plunger (8) are installed in clutch shaft (1) left side successively, constitute left clutch F, wherein left side input gear (2) and clutch plunger (8) and clutch shaft (1) socket, clutch hub (3) is affixed with clutch shaft (1); Clutch plunger (8), clutch hub (3), right input gear (10) are installed in clutch shaft (1) right-hand part successively, constitute right clutch R, wherein right input gear (10) and clutch plunger (8) and clutch shaft (1) socket, clutch hub (3) is affixed with clutch shaft (1).
2. the load-commutated clutch device of tractor according to claim 1 is characterized in that: clutch shaft (1) middle part is processed with cylindrical flange.
3. the load-commutated clutch device of tractor according to claim 1, it is characterized in that: left clutch F and right clutch R are about the flange bilateral symmetry of clutch shaft (1), clutch compressing disc (4) links to each other successively with clutch friction plate (5) in left clutch F and right clutch R, and clutch compressing disc (4) and clutch hub (3) keyed jointing, clutch friction plate (5) and clutch housing (9) keyed jointing; Release spring (6) is combined with anti-attrition piece (7) and is installed in along the circumferential direction uniform clutch hub (3) hole, and wherein anti-attrition piece (7) withstands on the clutch plunger (8).
4. the load-commutated clutch device of tractor according to claim 1, it is characterized in that: clutch shaft (1) is drilled with oilhole A, left clutch control oilhole B vertically and right clutch is controlled oilhole C totally three holes, oilhole A, left clutch control oilhole B and right clutch control oilhole C are not connected, and wherein oilhole A is positioned at the axle center.
5. the load-commutated clutch device of tractor according to claim 1 is characterized in that: be processed with an inclined-plane on the surface of contact of clutch shaft (1) and clutch plunger (8), the corresponding site of clutch plunger (8) also is processed with the inclined-plane of equal angular.
6. the load-commutated clutch device of tractor according to claim 3 is characterized in that: totally two of clutch housings (9), and one is welded on the left side input gear (2), and another is welded on the right input gear (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105687799A CN102032289A (en) | 2010-12-02 | 2010-12-02 | Tractor load reversing clutch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105687799A CN102032289A (en) | 2010-12-02 | 2010-12-02 | Tractor load reversing clutch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102032289A true CN102032289A (en) | 2011-04-27 |
Family
ID=43885590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105687799A Pending CN102032289A (en) | 2010-12-02 | 2010-12-02 | Tractor load reversing clutch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102032289A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847778A (en) * | 2014-11-10 | 2015-08-19 | 上海方顿工业设备有限公司 | Central shaft |
| CN106763284A (en) * | 2016-12-16 | 2017-05-31 | 贵州凯星液力传动机械有限公司 | A kind of monoblock type clutch propeller boss transmission device |
| WO2018196393A1 (en) * | 2017-04-27 | 2018-11-01 | 中国矿业大学 | Liquid viscous speed regulation device for starting belt conveyor with heavy load |
| CN112013038A (en) * | 2020-08-17 | 2020-12-01 | 杭州前进齿轮箱集团股份有限公司 | Clutch and lubricating structure thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1050929A (en) * | ||||
| JPH01275919A (en) * | 1988-04-26 | 1989-11-06 | Kubota Ltd | Hydraulic clutch device for running of vehicle |
| JP2009228798A (en) * | 2008-03-24 | 2009-10-08 | Kubota Corp | Housing of hydraulic clutch and manufacturing method of the housing |
| CN201884506U (en) * | 2010-12-02 | 2011-06-29 | 中国一拖集团有限公司 | Tractor load reversing clutch device |
-
2010
- 2010-12-02 CN CN2010105687799A patent/CN102032289A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1050929A (en) * | ||||
| JPH01275919A (en) * | 1988-04-26 | 1989-11-06 | Kubota Ltd | Hydraulic clutch device for running of vehicle |
| JP2009228798A (en) * | 2008-03-24 | 2009-10-08 | Kubota Corp | Housing of hydraulic clutch and manufacturing method of the housing |
| CN201884506U (en) * | 2010-12-02 | 2011-06-29 | 中国一拖集团有限公司 | Tractor load reversing clutch device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847778A (en) * | 2014-11-10 | 2015-08-19 | 上海方顿工业设备有限公司 | Central shaft |
| CN104847778B (en) * | 2014-11-10 | 2018-01-02 | 上海方顿工业设备有限公司 | A kind of central shaft |
| CN106763284A (en) * | 2016-12-16 | 2017-05-31 | 贵州凯星液力传动机械有限公司 | A kind of monoblock type clutch propeller boss transmission device |
| WO2018196393A1 (en) * | 2017-04-27 | 2018-11-01 | 中国矿业大学 | Liquid viscous speed regulation device for starting belt conveyor with heavy load |
| US10935084B2 (en) | 2017-04-27 | 2021-03-02 | China University Of Mining And Technology | Hydro-viscous speed regulating device for heavy-load start of belt conveyor |
| CN112013038A (en) * | 2020-08-17 | 2020-12-01 | 杭州前进齿轮箱集团股份有限公司 | Clutch and lubricating structure thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110427 |