CN105202059A - Actuator assembly for actuating a mechanism or a hydraulic cylinder, in particular a clutch - Google Patents

Actuator assembly for actuating a mechanism or a hydraulic cylinder, in particular a clutch Download PDF

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Publication number
CN105202059A
CN105202059A CN201510322044.0A CN201510322044A CN105202059A CN 105202059 A CN105202059 A CN 105202059A CN 201510322044 A CN201510322044 A CN 201510322044A CN 105202059 A CN105202059 A CN 105202059A
Authority
CN
China
Prior art keywords
effector
crank
clutch
output element
rotatable member
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
Application number
CN201510322044.0A
Other languages
Chinese (zh)
Inventor
M.克尔纳
N.马丁
I.德勒韦
程凤妹
S.德蒙特
H-P.多姆施
A.施图布纳
J-L.奥吉尔
L.杜里克斯
J.布祖尔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of CN105202059A publication Critical patent/CN105202059A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D28/00Electrically-actuated clutches
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D23/00Details of mechanically-actuated clutches not specific for one distinct type
    • F16D23/12Mechanical clutch-actuating mechanisms arranged outside the clutch as such
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00Fluid-actuated clutches
    • F16D25/08Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D29/00Clutches and systems of clutches involving both fluid and magnetic actuation
    • F16D29/005Clutches and systems of clutches involving both fluid and magnetic actuation with a fluid pressure piston driven by an electric motor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
    • H02K7/1163Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion
    • H02K7/1166Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion comprising worm and worm-wheel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00Fluid-actuated clutches
    • F16D25/08Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
    • F16D2025/081Hydraulic devices that initiate movement of pistons in slave cylinders for actuating clutches, i.e. master cylinders

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Operated Clutches (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)

Abstract

The present invention relates to an actuator assembly for actuating a mechanism or a hydraulic cylinder, in particular a clutch, comprising a shaft (2) which is drivable by an electric motor 9, a rotary member (3), a gear arrangement (4) having at least one ratio step between the shaft (2) and the rotary element (3), a crank (5) which is connected to the rotation element (3) eccentrically rotatably, and an output member (6) for linearly movable actuating the mechanism, or of the hydraulic cylinder, in particular a coupling, wherein the crank (5) is rotatably connected with the driven element (6). The present invention further relates to a coupling device comprising an electric motor (9), a coupling (10) and an inventive actuator assembly (1) for actuating the clutch (10).

Description

Especially clutch, the Effector of mechanical devices or oil hydraulic cylinder
Technical field
The present invention relates to a kind of clutch especially for vehicle, the Effector of mechanical devices or oil hydraulic cylinder.In addition the present invention relates to a kind of clutch apparatus, it comprises electric motor, clutch and according to Effector of the present invention.
Background technique
The known many clutches in vehicle, the poower flow between internal-combustion engine with power train is separated.Handle these clutches by foot treadle, energy is at this point by cable or underground transmission.In the case of the latter, there are the first oil hydraulic cylinder and so-called transmitter cylinder on the footrests, and on clutch releasing mechanism, have the second oil hydraulic cylinder and so-called receiver cylinder.Pressure reaches receiver cylinder and concerning equal each pedal position, that is, hydraulic system shows the linear system in for a kind of relation between power and stroke everywhere from transmitter cylinder.Such linear system is also known from WO01/03984A2, it is disclosed that the driver for controlled clutch, and rotational motion is converted into linear translatory motion by this driver.But cannot the S shape characteristic curve of simulated clutch spring by linear system.
Summary of the invention
In contrast, the advantage that Effector according to the present invention has it is possible to the motion realizing rotational motion being converted into nonlinear translation.This is achieved by existing mechanical mechanism according to the present invention, this mechanical mechanism based on different lever arms occurred in this case between its moving period, rotational motion is converted into power and process stroke between relation in the motion of nonlinear translation.The S shape spring characteristic curve that belleville spring in vehicular clutch is characterized can be simulated thus better.To this, Effector according to the present invention comprise can by the axle of electrical motor driven, rotatable member, the drive unit with at least speed change level of one-level between axle with rotatable member, the crank be connected rotationally prejudicially with rotatable member and for can handle to linear motion especially clutch, the output element of mechanical devices or oil hydraulic cylinder, wherein this crank can be connected rotationally with output element.Crank directly or is indirectly connected with rotatable member prejudicially via an other element.By Effector according to the present invention, concerning clutch spring each operation point characteristic, take full advantage of the suitable operation point of electric motor.In addition below require the dynamic performance being beneficial to electric motor, namely in characteristic first portion fast and pass through with less power, and to pass through with larger power and higher precision in characteristic second portion.Thus can show that the very different optimization of positioning precision and dynamic performance and the onboard power system load relating to clutch may scheme.
Dependent claims illustrates preferred modification of the present invention.
Preferably, transmission device can comprise the worm tooth be arranged on axle.Especially preferably, worm tooth can be configured on this axle.Alternatively, worm screw can prevent from being torsionally connected with this axle.Very high gear ratio can be realized in unique speed change level by worm tooth.This makes transmission structures compact, wherein only needs the parts of very few number for the speed change desired by realization.In addition, worm tooth is due to linear contact lay and repeatedly tooth engagement simultaneously and shown the feature of very high load and low noise.
Further preferably transmission device can comprise is taken turns by shaft-driven.This is taken turns is the constituent element of rotatable member, and wherein crank can be connected with wheel prejudicially rotationally.Therefore can with accurate and realize the motion conversion of the nonlinear translation rotational motion of wheel being converted to expectation without sliding mode of running.Wheel by other axle or can be supported on pin.
According to a preferred design proposal of the present invention, the tooth of wheel can directly engage with worm tooth.Very compact structure can be realized thus by using an only speed change level.
Advantageously, the tooth of wheel can only be configured on the outer circumference portion zoning of wheel.Wheel is not be provided with tooth on whole excircle, can realize the saving of cost thus.Wheel the outer circumference portion zoning with tooth this have much can adjustment depending on the situation of application.According to an especially preferred mode of execution of the present invention, the tooth of wheel can be equal to or less than 180 degree, be especially equal to or less than 140 degree angle (fan-shaped mid point angle) scope on construct.
Further preferably, wheel can be configured to sectional wheel.Sectional wheel can be regarded as the intercepting part of wheel, and this intercepting part has substantially in the cross section of circle section shape.Especially preferably, sectional wheel is configured in and is equal to or less than 180 degree, is especially equal to or less than in the scope of angle of 140 degree.Best, sectional wheel fully has tooth in the scope of whole angle circumferentially.
In order to realize save space, axle, transmission device, crank and at least partially output element can be arranged in common housing.Built-up time can be reduced in addition by abandoning additional member.Especially housing can have groove, and output element supports movably and guides in other words in this groove.
In addition, output element can be preferably made to move between two terminal positions, wherein at least one terminal position, the mid point of described rotatable member, crank and the first tie point of rotatable member and the second tie point of crank and output element are located along the same line.That is, crank is in extended position on a terminal position of output element, and this extended position is preferably parallel to the direction that output element is parallel to output element motion in other words.The corresponding terminal position of the extended position of crank output element is in other words assigned to switch-back point, and crank changes its sense of rotation in this switch-back point.When Effector according to the present invention is used to controlled clutch, draw following advantage from the extended position of crank, namely the currentless maintenance of this position is possible.Therefore Effector according to the present invention has locking kinetic energy.Be held open with can making clutch no current by this latch functions.Another advantage according to Effector of the present invention is, before crank is positioned at switch-back point and electric current supply is disconnected time, output element can automatically reset.Clutch can remain closed no current thus.
Can advantageously for specific mode of execution, Effector also comprises energy storage device, and this energy storage device is so arranged on output element, thus output element has been loaded the power along first direction.Energy storage device is advantageously configured as spring element.Therefore clutch such as can remain closed no current.
Another aspect of the present invention relates to electric driver, and this driver comprises according to Effector of the present invention and electric motor.Especially electric motor can directly be arranged on the housing of Effector.Therefore this driver can be used as preassembled assembly, and this assembly such as can be used in handling the clutch for the manual switchover speed changer of vehicle.Installation time and assembly cost can be reduced thus.
In addition the invention still further relates to a kind of clutch apparatus, it comprise electric motor, clutch and for controlled clutch according to Effector of the present invention.Thus combine the above-mentioned advantage mentioned about described Effector.
In addition the invention still further relates to a kind of vehicle, this vehicle comprises according to Effector of the present invention or clutch apparatus of the present invention.Thus the function fast and accurately of clutch can be guaranteed, therefore, it is possible to reduce the wear rate of clutch and the improvement of vehicle can be realized and energy-conservation ride characteristic.
Accompanying drawing explanation
Embodiments of the invention are specifically described referring to accompanying drawing.Wherein:
Fig. 1 is the side view of Effector clutch apparatus in other words according to an embodiment of the invention, wherein in order to illustrate that the housing of Effector is drawn by single parts pellucidly.
Embodiment
An Effector 1 according to embodiments of the invention clutch apparatus 11 is in other words specifically described below with reference to Fig. 1.
As shown in Figure 1, the clutch apparatus 11 according to the present invention clutch 10 that comprises Effector 1, electric motor 9 and be not shown specifically.Effector 1 according to the present invention comprises axle 2, rotatable member 3, transmission device 4 between axle 2 and rotatable member 3, the crank 5 and for the output element 6 handled of described clutch 10 Linear-moving ground that can be driven by electric motor 9.Described crank 5 is connected rotationally with described output element 6.
This outer gearing 4 also comprises the wheel 41 being configured in worm tooth 40 on axle 2 and rotatable member 3, and this is taken turns and to be driven by axle 2 and to be arranged on the pin on rotatable member 3.Axle 2 and rotatable member 3 are so arranged mutually, thus the longitudinal axis orthogonal of the longitudinal axis A of axle 2 and described rotatable member 3 and separately, the mid point of the through described rotatable member 3 of longitudinal axis of described rotatable member, vertically stand on paper plane.This outside crank 5 is connected with rotatable member 3 prejudicially, rotationally by means of crank web 50.
Describedly take turns 41 and have the tooth 42 on region, outer circumference 43, this tooth directly engages with worm tooth 40.For saving space and reducing the weight of Effector 1, wheel 41 is configured to sectional wheel.
In addition, a part for axle 2, transmission device 4, crank 5 and output element 6 is arranged in common housing 7.In addition, electric motor 9 connects at housing 7 upper flange.Housing 7 also comprises the first groove 70 and the second groove 71, take turns described in described groove 41 can rotationally and described output element 6 axially movably obtain arranging and guide in other words, wherein the first groove 70 and the second groove 71 correspondingly have the moulding with wheel 41 and output element 6 complementation.
Described output element 6 especially comprises the stave 60 and spacer element 61 with circular cross section in the present embodiment, and this spacer element is arranged perpendicular to stave 60 and is firmly connected with stave 60.Stave 60 is for handling described clutch 7, and wherein spacer element 61 achieves the biased connection of crank 5 and stave 60.The stress produced due to the load of output element 6 can be avoided to concentrate by the circular cross-section of stave 60, and the power transmission between stave 60 and spacer element 61 is carried out equably.
In addition, output element 6 is movably disposed between the first terminal position E1 and the second terminal position E2.Be illustrated in the second terminal position E2 according to Effector 1 of the present invention in FIG.When output element 6 is arranged in the second terminal position E2, clutch 10 is opened, and is namely in disengaging configuration.As shown in Figure 1, on the second terminal position E2, mid point M, the crank 5 of rotatable member 3 are all positioned on same straight line L with the first tie point V1 of rotatable member 3 and the second tie point V2 of crank 5 and output element 6.Therefore crank 5 is in extended configuration, wherein crank 5 parallel with the longitudinal axis B of stave 60 with straight line L coincidence longitudinal axis and separately.
On the first terminal position E1 of output element 6, clutch 10 is closed, is namely in its engagement positio.
In addition Effector 1 also comprises the energy storage device 8 of helical spring form.Energy storage device 8 is so arranged on output element 6, thus output element 6 has been loaded the power along first direction R1, and wherein R1 direction corresponds to the direction of the first terminal position E1 of output element 6.
By Effector 1 according to the present invention, clutch apparatus 11 can the clutch of maneuver vehicle very accurately in other words, and way is: the characteristic curve can drawing clutch spring.Therefore, the Effector 1 in conjunction with electric motor 9 according to the present invention assume responsibility for prior art for the transmitter cylinder of controlled clutch or the function of whole hydraulic system.

Claims (10)

1. for handle especially clutch, the Effector of mechanical devices or oil hydraulic cylinder, comprising:
-axle (2), this axle can be driven by electric motor,
-rotatable member (3),
-there is the transmission device (4) of at least one speed change level between described axle (2) and described rotatable member (3),
-crank (5), this crank and described rotatable member (3) prejudicially, can be connected rotationally, and
-for can linear motion to especially clutch, output element (6) that mechanical devices or oil hydraulic cylinder are handled,
-wherein said crank (5) can be connected rotationally with described output element (6).
2. Effector as claimed in claim 1, wherein said transmission device (4) comprises worm tooth (40), and described worm tooth is arranged on described axle (2).
3. Effector as claimed in claim 1 or 2, wherein said transmission device (4) comprise driven by described axle (2), as the wheel (41) of the constituent element of described rotatable member (3), and wherein said crank (5) can be taken turns (41) rotationally prejudicially and is connected with described.
4. Effector as claimed in claim 3, wherein said tooth (42) of taking turns (41) directly engages with described worm-gear tooth (40).
5. Effector as claimed in claim 4, wherein said tooth (42) of taking turns (41) is only configured in described wheel on the outer circumference portion zoning of (41).
6. the Effector according to any one of claim 3 to 5, wherein said take turns (41) are configured to sectional wheel.
7. the Effector according to any one of the claims, wherein said axle (2), described transmission device (4), described crank (5) and at least partially described output element (6) be arranged in common housing (7).
8. the Effector according to any one of the claims, wherein said output element (6) can move between two terminal positions (E1, E2), and first tie point (V1) of the mid point (M) of described rotatable member (3), described crank (5) and described rotatable member (3) and described crank (5) are positioned on same straight line (L) with second tie point (V2) of described output element (6) at least one terminal position.
9. the Effector according to any one of the claims, also comprises energy storage device (8), and this energy storage device is so disposed on described output element (6), thus described output element (6) has been loaded the power along first direction (R1).
10. clutch apparatus, comprise electric motor (9), clutch (10) and according to according to any one of the claims, for handling the Effector (1) of described clutch (10).
CN201510322044.0A 2014-06-13 2015-06-12 Actuator assembly for actuating a mechanism or a hydraulic cylinder, in particular a clutch Pending CN105202059A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014211398.9A DE102014211398A1 (en) 2014-06-13 2014-06-13 Actuating arrangement of a mechanism or a hydraulic cylinder, in particular a coupling
DE102014211398.9 2014-06-13

Publications (1)

Publication Number Publication Date
CN105202059A true CN105202059A (en) 2015-12-30

Family

ID=54705314

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510322044.0A Pending CN105202059A (en) 2014-06-13 2015-06-12 Actuator assembly for actuating a mechanism or a hydraulic cylinder, in particular a clutch

Country Status (3)

Country Link
CN (1) CN105202059A (en)
DE (1) DE102014211398A1 (en)
FR (1) FR3022314A1 (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1116685A (en) * 1994-08-08 1996-02-14 钱兴玉 Reciprocating piston type internal combustion power mechanism
JPH1081158A (en) * 1996-06-05 1998-03-31 Luk Getriebe Syst Gmbh Automobile
CN1198133A (en) * 1995-07-12 1998-11-04 卢克驱动***有限公司 Clutch and gear actuation device
DE19728827A1 (en) * 1997-07-05 1999-01-07 Bosch Gmbh Robert Actuator for a vehicle clutch
EP0949429A2 (en) * 1998-04-07 1999-10-13 Robert Bosch Gmbh Emergency operating device for an electric motor driven actuator
CN1481480A (en) * 2001-10-01 2004-03-10 Electromagnetical clutch, electromechanical actuator and tubine
CN101122257A (en) * 2007-09-21 2008-02-13 靳宇男 Range-adjustable crank-connecting rod mechanism

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4138625B4 (en) * 1991-11-25 2010-07-22 Robert Bosch Gmbh Electromotive actuator
DE4345491C2 (en) * 1993-10-26 2001-05-10 Mannesmann Sachs Ag Adjusting unit esp. for motor vehicle friction coupling with safety unit
DE4433826C2 (en) * 1994-09-22 1996-10-02 Fichtel & Sachs Ag Actuator with a housing
DE19635867C2 (en) * 1996-09-04 1998-11-05 Daimler Benz Ag Arrangement for actuating a switching device of a gear change transmission and for engaging and disengaging a main clutch
FR2796435B1 (en) 1999-07-12 2008-08-01 Luk Getriebe Systeme Gmbh GENERATING TRAINING OF A RELATIVE DISPLACEMENT OF TWO COMPONENTS
DE19947763C1 (en) * 1999-10-02 2001-06-21 Daimler Chrysler Ag Actuator device for coupling or gear change box has servo transmission fixing part of change gear unit when uncoupled
ITTO20030736A1 (en) * 2003-09-24 2005-03-25 Skf Ab ACTUATOR GROUP WITH INTEGRATED CLUTCH WEAR COMPENSATION DEVICE.

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1116685A (en) * 1994-08-08 1996-02-14 钱兴玉 Reciprocating piston type internal combustion power mechanism
CN1198133A (en) * 1995-07-12 1998-11-04 卢克驱动***有限公司 Clutch and gear actuation device
JPH1081158A (en) * 1996-06-05 1998-03-31 Luk Getriebe Syst Gmbh Automobile
DE19728827A1 (en) * 1997-07-05 1999-01-07 Bosch Gmbh Robert Actuator for a vehicle clutch
EP0949429A2 (en) * 1998-04-07 1999-10-13 Robert Bosch Gmbh Emergency operating device for an electric motor driven actuator
CN1481480A (en) * 2001-10-01 2004-03-10 Electromagnetical clutch, electromechanical actuator and tubine
CN101122257A (en) * 2007-09-21 2008-02-13 靳宇男 Range-adjustable crank-connecting rod mechanism

Also Published As

Publication number Publication date
DE102014211398A1 (en) 2015-12-17
FR3022314A1 (en) 2015-12-18

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Application publication date: 20151230

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