EP2831427B1 - Dispositif hydraulique d'entraînement en rotation - Google Patents

Dispositif hydraulique d'entraînement en rotation Download PDF

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Publication number
EP2831427B1
EP2831427B1 EP13725056.9A EP13725056A EP2831427B1 EP 2831427 B1 EP2831427 B1 EP 2831427B1 EP 13725056 A EP13725056 A EP 13725056A EP 2831427 B1 EP2831427 B1 EP 2831427B1
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EP
European Patent Office
Prior art keywords
rotary actuator
rotary
hydro
hydraulic
hydraulic rotary
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EP13725056.9A
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German (de)
English (en)
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EP2831427A1 (fr
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Reinhard Diem
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Individual
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Individual
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/12—Fluid oscillators or pulse generators
    • F15B21/125—Fluid oscillators or pulse generators by means of a rotating valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/12—Characterised by the construction of the motor unit of the oscillating-vane or curved-cylinder type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/18—Combined units comprising both motor and pump

Definitions

  • the invention relates to a hydro-rotary oscillator, with a driven by a hydro-fluid flow hydro-rotary actuator having a fully cylindrical rotary actuator inner part and at least one hollow cylindrical rotary actuator outer part, which are arranged concentrically to each other with a radial distance, at least two annular segment-shaped working chambers radially and rotatable relative to each other in two directions of rotation, wherein the working chambers are separated and resized by a co-rotating radially extending rotary actuator wall and are connected to the at least one hydro-rotary pump via hydraulic connection lines, and at least one control means the hydro-fluid flow alternately to the at least two working chambers, wherein the at least one rotary actuator outer part is rotatable and the rotary actuator inner part rotatably formed, wherein the hydro-rotary actuator a rotary actuator inner part u nd has at least two juxtaposed rotary actuator outer parts.
  • Such hydraulic rotary drive devices with a hydro-fluid flow driven hydro-rotary actuator are known in the prior art in various embodiments.
  • Common hydraulic rotary pumps usually produce a quasi-continuous fluid flow from a hydraulic fluid, which also remains constant in the rule, if by resistors such as throttles, switching elements or drives in the hydraulic system builds up a pressure.
  • Such hydraulic pumps are usually designed as vane, gear or screw pumps and can operate in an open or closed circuit. In the closed circuit, the hydro-rotary pump with its suction side and with its pressure side, depending on the number of working chambers of the hydro-actuator, at the same time directly or alternately via a control means, such as a hydraulic multi-way valve, connected to the hydro-actuator.
  • Hydro actuators are known as axial piston or rotary piston actuators.
  • Known hydro-rotary actuators have a rotor and a stator, usually one in a housing (stator) sealed rotatably mounted rotary piston (rotor).
  • Such hydro-rotary actuators usually have at least two working chambers, which are formed by an annular gap portion between the housing and the rotary piston. The working chambers are radially bounded by the housing and the rotary piston and in the circumferential direction of stops of the housing and a rotary wing extension of the rotary piston, which extend radially.
  • Such a hydro-rotary actuator is disclosed in the publication DE 102 10 756 A1 known.
  • This document discloses a rotary piston device with a cylindrical housing which is sealed frontally with bearing caps and in which a piston shaft rotary bearing is finally rotatable in both directions up to a maximum rotationally fixed stop body with two lateral stops, the stopper body substantially medium tight between the cylinder wall and the Piston shaft and with respect to the bearing cap is arranged.
  • the rotary piston has a radially extending blade extension, which, together with the stopper body, divides the total displacement as a function of the position of the rotary piston into two working chambers, a pressure chamber and a suction chamber.
  • the two working chambers are used alternately as a pressure and suction chamber, ie alternately connected to the pressure and the suction side of a hydro-rotary pump, for example via a hydraulic multi-way valve.
  • a disadvantage is considered in this known hydraulic rotary drive device that the rotor is arranged inside and thus the coupling with a lever arm or the like of an external device is difficult, and that the hydro-rotary pump indirectly via at least one switching valve with the two working chambers of the hydraulic rotary actuator connected, which reduces the maximum oscillation speed of the rotary piston.
  • the invention has for its object to propose a possibility with which a fin drive for a watercraft can be realized.
  • the hydro-rotary actuator is an external rotor.
  • the rotary actuator outer part is rotatable as a rotor and the rotary actuator inner part rotatably formed as a stator.
  • the rotary actuator inner part forms an immovable axle shaft, which carries the three rotary actuator outer parts in the circumferential direction pivotally.
  • the rotary actuator outer parts are sealed rotatably mounted on the rotary actuator inner part and in two directions of rotation relative to the Rotary actuator inner part stop limited rotation.
  • suitable connecting elements for example threaded bushes or threaded pins.
  • This also allows a shorter in the axial direction design, since the coupling does not have to take place next to the rotor, as is the case with an internal rotary piston.
  • the invention moves at least one of the rotary actuator outer parts on the rotary actuator inner part out of phase with at least one other rotary actuator outer part, preferably opposite.
  • This can be achieved by suitable control of the working chambers via a plurality of controllable hydraulic valves and / or via corresponding hydraulic throttles.
  • the common rotary actuator inner part may have further main flow channels.
  • the hydro-rotary oscillator according to the invention on a rotary actuator with three rotary actuator outer parts, wherein the central rotary actuator outer part always moves in the opposite direction of the two outer rotary actuator outer parts and formed on each of the rotary actuator outer parts, an outer part extension and on Each of the outer part extensions a fin is attached or molded.
  • the hydro-fluid flow driving the hydro-rotary actuator is continuously oscillating and is generated by two hydro-rotary pumps continuously driven by a common drive motor.
  • the two hydro-rotary pumps are connected in parallel to each other and to the hydraulic rotary actuator fluidly.
  • Each of the hydro-rotary pumps includes a hemisphere-shaped cavity filled with a hydro-fluid comprising a circular raised cavity bottom plate, a rotatably driven spherical segment disposed in the cavity with a planar spherical segment bottom and a spherical spherical segment cap, a spherical wedge shaped space between the raised bottom plate and the spherical segment bottom , with a drive axis of the ball segment extending as a rotation axis perpendicular to the cavity bottom plate and inclined with respect to the central center axis of the ball segment and aligned with the center of the cavity bottom plate, with a center perpendicular to the cavity bottom plate recessed, the spherical segment bottom with a contact edge contacting pendulum plate which is pivotable about a virtual pivot of the pendulum plate in the middle of the abutment edge, and with passage channels for the hydro-fluid on both sides of the pendulum plate in the cavity bottom plate for transport
  • the oscillation frequency of the hydro-fluid flow is variable via the freely adjustable rotational speed of the two hydro-rotary pumps, wherein the and pressure of the hydro-rotary actuator driving oscillating hydro-fluid flow over the phase position of the rotating spherical segments of the two hydro-rotary pumps is variably adjustable by means of a phase adjustment ,
  • the phase angle of the rotating spherical segments of the two hydro-rotary pumps is preferably mutually variable between 0 ° and 180 °, wherein the dependent on the phase angle of the pivot angle of the at least three rotary actuator outer parts relative to the rotary actuator inner part between zero degrees and that determined by the rotary stops Degree variable variable.
  • the hydraulic fluid flow leading hydro-connecting lines preferably lead to the rotatably mounted rotary actuator inner part, since these can then be performed rigid.
  • the connection of the hydro-connecting lines to the at least one first and second working chamber of the hydro-rotary actuator is carried out in a preferred embodiment of the invention via two axially extending in the fully cylindrical rotary actuator inner part main flow channels, from which each side secondary flow channels extend one of the working chambers.
  • the main and the secondary flow channels are formed, for example, as bores, wherein the secondary flow channels transverse to the main flow channels, preferably perpendicular thereto.
  • the working chambers of out of phase moving rotary actuator outer parts are in opposite directions and the working chambers of in-phase moving rotary actuator outer parts in the same direction directly or indirectly connected to the main flow channels.
  • the hydro-rotary actuator at at least one of the rotary actuator outer parts on a third and a fourth working chamber, which are diametrically opposed to the first and the second working chamber.
  • the third and the fourth working chamber are directly or indirectly coupled to the first and second working chamber and increase the working volume of the hydraulic rotary actuator and thus its pivotal moment.
  • further working chambers may be arranged in pairs in the circumferential direction of the hydro-rotary actuator following the third and fourth working chamber, provided that sufficient space is available. Also in this case is the arrangement of all working chambers preferably symmetrical.
  • the further working chambers are fluid-technically coupled to the first and second working chambers, as are the third and fourth working chambers.
  • the third and the fourth working chamber is connected crosswise indirectly via secondary flow channels leading to the main flow channels or directly via additional transverse flow channels to the first and second working chamber, respectively.
  • the additional transverse flow channels extend in the axial direction of the hydro-rotary actuator longitudinally offset from each other and to the secondary flow channels and generally inclined to the secondary flow channels.
  • the four working chambers of the hydro-rotary actuator are arranged one after the other in the circumferential direction of the hydro-rotary actuator and consecutively numbered accordingly in the description.
  • the first and the third and the second and the fourth working chamber fluidly communicate with each other. This is to say that the first and the third working chamber are pressurized simultaneously when the second and the fourth working chamber are soakbed together, or vice versa.
  • the rotary actuator inner part depending on its length and that of the rotary actuator outer part, more than three rotary actuator outer parts rotatably record side by side.
  • the movement of the rotary actuator outer parts driven by the two hydraulic rotary pumps coupled to each other is also synchronized in this case by the fluidic coupling.
  • the hydro-rotary oscillator ideally lead to the hydro-rotary actuator only two hydro-connecting lines, which are alternately pressurized or sobebeetzschlagt.
  • This can in principle also be achieved with four hydraulic connection lines leading to four main flow channels of the rotary actuator inner part.
  • the two outer rotary actuator outer members are then respectively connected in common to a first pair of the main flow channels and the middle rotary actuator outer part to the two other main flow channels.
  • the rotary actuator inner part has only two main flow channels, to which all working chambers are connected. As a result, the movement of all three Drehsteligieder-outer parts is inevitably predetermined.
  • the working chambers of phase-shifted moving rotary actuator outer parts are in opposite directions and the working chambers of in-phase moving rotary actuator outer parts in the same direction connected to the main flow channels.
  • the working chambers of the in-phase moving rotary actuator outer parts are fluidly connected directly parallel to each other, while the working chambers of the phase-shifted moving rotary actuator outer parts are preferably connected crosswise with the main flow channels.
  • two hydraulic connection lines to the hydro-rotary actuator and, correspondingly, two main flow channels in the rotary actuator inner part suffice.
  • the secondary flow channels and, if appropriate, the additional transverse flow channels for the respective rotary actuator outer part are arranged offset to one another in the longitudinal direction of the hydraulic rotary actuator and, accordingly, do not stand in the way.
  • control means which control the hydro-fluid flow to the hydro-rotary actuator and in the prior art usually formed as a standalone hydraulic valves and offset from the hydro-pump, are integrated into the hydro-rotary pump.
  • the hydraulic connection lines or the main flow channels is possible.
  • the structure of the hydro-rotary oscillator according to the invention is simplified and less susceptible to interference.
  • the control means may be, for example, hydro-pressure-controlled valves.
  • the hydro-fluid flow originating from the hydro-rotary pumps is oscillating.
  • no additional control means are required to reverse the direction of the hydro-fluid flow in the hydro-connecting lines to the hydro-rotary actuator.
  • the pressure and suction amplitudes desirably have a sinusoidal rise or fall over time.
  • Such an oscillating hydro-fluid flow can, for example, with a from the document DE 20 2008 013 877 U1 known hydro-rotary pump having a spherical segment, filled with a hydro-fluid cavity having a circular cavity bottom plate.
  • a rotationally driven ball segment is arranged, which is preferably formed as a hemisphere.
  • the ball segment has a planar ball segment bottom and a spherical ball segment cap.
  • the cavity bottom plate and the ball segment bottom are arranged at an angle to each other and define a spherical wedge-shaped space between the cavity bottom plate and the spherical segment bottom.
  • the ball segment in this case has an axis of rotation which extends perpendicular to the cavity bottom plate and inclined relative to the central center axis of the ball segment and aligned with the center of the cavity bottom plate.
  • the spherical wedge-shaped intermediate space is subdivided into two working chambers by a pendulum plate movably arranged between the cavity bottom plate and the spherical segment bottom.
  • the pendulum plate is centered at right angles in the cavity floor plate and touches the ball segment floor with a contact edge, the pendulum plate is pivotable about a virtual pivot point in the middle of the contact edge. Both sides of the pendulum plate passageways for the hydro-fluid are provided in the cavity bottom plate.
  • the ball segment rotates at an adjustable speed in the spherical segment-shaped cavity at a distance from the cavity bottom plate, the oscillating plate is always on the spherical segment bottom over the entire length of their plant sealingly in abutment.
  • the rotation of the ball segment causes an oscillating hydro-fluid flow in a closed hydraulic system, as formed for example by the hydro-rotary pump, the hydro-connecting lines and the hydro-rotary actuator of the hydro-oscillator according to the invention.
  • the phase position of the rotating spherical segments of the two hydro-rotary pumps to one another preferably between 0 ° and 180 ° can be changed. If the two ball segments are in phase, then the delivery rate and the pressure of the hydro-fluid flow in the hydro-connecting lines to the hydraulic rotary actuator are maximal; if the spherical segments are out of phase with each other by 180 °, these are minimal.
  • the respective value varies between the maximum and the minimum value. For two hydro-rotary pumps identical in performance, the minimum value is zero. The maximum value is limited by the rotary stops of the rotary actuator inner part and the rotary actuator outer part.
  • the pivot angle of the at least one rotary actuator outer part relative to the rotary actuator inner part between zero degrees and the determined by the rotary stops degree value can be set.
  • the pivoting frequency is determined only by the oscillation frequency of the hydro-fluid flow and thus by the rotational speed of the hydro-rotary pump, wherein the rotational speed of the hydro-rotary pump is freely adjustable per se to a large extent.
  • the two hydro-rotary pumps have a common drive unit with a drive motor and the drive axes of the ball segments of the hydro-rotary pumps are coupled together via a phase adjustment, which is suitably configured to synchronize the position of the drive axes in the opposite direction to each other.
  • the drive shaft of the drive motor is connected via a drive chain or a drive belt with the drive axes of the ball segments.
  • the phase adjustment device may have a self-locking drive or a locking device, so that after the adjustment of the phase position of the two spherical segments to each other an unintentional adjustment of the phase position is excluded.
  • the phase adjusting device can also have two separate adjusting elements with which the Phase angle of the ball segments independently of each other is adjustable.
  • the adjustment of the phase position is preferably carried out by turning the drive axis of at least one spherical segment.
  • the phase adjustment of the drive unit on four deflection points which are arranged on the drive motor, the hydro-rotary pumps and at least one additional rotatable about an axis deflection roller, wherein in each case the drive motor and a guide roller or two Deflection rollers and the two hydro-rotary pumps are arranged opposite to each other.
  • the phase adjustment of the drive unit has four pulleys for the drive chain or the drive belt, which guide the drive chain or the drive belt cross-shaped, wherein the four pulleys are arranged close to the hydro-rotary pumps stationary.
  • the drive motor and the one guide roller or the two guide rollers are supported by a sliding carriage, which is guided longitudinally displaceable perpendicular to an imaginary connecting line of the two hydro-rotary pumps.
  • the cruciform guide allows only that the circulation path of the drive chain or the drive belt to drive axes of the ball segments, the drive shaft of the drive motor and the axis of rotation of the guide roller when moving the sliding carriage in length is constant, so that is unnecessary to a complex chain tensioning device.
  • the hydro-rotary oscillator according to the invention which is designed as an external rotor, has a simpler design and improved accessibility to the rotor compared to the prior art.
  • any external devices can be particularly easily coupled to the outside of the rotor, ie with the rotary actuator outer part.
  • the rotary actuator outer part there is the possibility of forming the rotatable in two directions rotational actuator outer part on its outer peripheral surface with a radially outwardly extending, forming a lever arm outer part extension to which the external device can be attached.
  • the rotary actuator outer part can temporarily to a desired swivel angle pivotally pivoted temporarily or continuously oscillated by correspondingly controlling the hydro-fluid flow to the hydro-rotary actuator.
  • such a hydro-rotary oscillator can be used, for example, in a rudder system of an air or sea vehicle.
  • the hydro-rotary oscillator is formed with at least three rotary actuator outer parts, which are supported by a common rotary actuator inner part with or without a lateral distance to each other. This can be operated in phase or out of phase with a single hydro-rotary oscillator, a corresponding number of external devices.
  • both the pivot frequency of the at least one rotary actuator outer part, as well as its pivot angle to be controlled are provided.
  • Such a controlled hydro-rotary oscillator is suitable for example as a fin drive for a watercraft, when a fin is attached to the outer-part extension of the rotary actuator outer part or molded.
  • a hydraulic rotary oscillator with three rotary actuator outer parts and molded fins has been found to be particularly favorable, in which the middle of the three rotary actuator outer parts with fin always moves opposite to the two outer rotary actuator outer parts with fin.
  • the two outer fins in the area or size are the same, whereas the middle fin is designed to be significantly larger, ideally twice as large, ie the middle fin has an area or size, as the two outer fins together , It is useful in this case also to provide between the rotary actuator outer parts with fin partitions, so that the outgoing from one of the fins water turbulence does not affect the other fins and affect the water turbulence generated by these.
  • FIGS. 1a, 1b show a hydro-rotary oscillator 1, with a hydro-rotary pump 2 and a hydro-rotary actuator 3, which are connected to each other via two hydraulic connection lines 4, 4 '.
  • the hydro-rotary actuator 3 has two working chambers 5, 5 ', which extend as an annular gap between a fully cylindrical rotary actuator inner part 6 and a hollow cylindrical rotary actuator outer part 7.
  • the hydro-rotary actuator 3 comprises a rotary actuator inner part 6 and at least two juxtaposed rotary actuator outer parts 7, 7 ', 7 ", of which only the rotary actuator outer part 7 can be seen in the illustrated cross-sectional representation
  • the rotary actuator outer part 7 has a radially inwardly extending co-rotating rotary actuator wall 8 and the rotary actuator inner part 6 has a transverse wall 9, 9 'on both sides of the rotary actuator wall 8. which delimit the two working chambers 5, 5 'in the circumferential direction
  • FIGS. 1a and 1b show the hydro-rotary oscillator 1 in different rotational positions.
  • the working chamber 5 arranged in the circumferential direction to the left of the rotary actuator wall 8 is referred to as first and the right of the rotary actuator wall 8 located as the second working chamber 5 '.
  • the hydro-rotary oscillator 1 generally has a closed hydraulic system.
  • the first working chamber 5 is pressurized and the second working chamber 5 'simultaneously sogbeetzschlagt.
  • the hydro-fluid flow thus flows towards the first working chamber 5 and away from the second working chamber 5 '.
  • the flow direction of the hydro-fluid flow is reversed.
  • the working chambers 5, 5 ' change their size accordingly.
  • the hydro-connecting lines 4,4 ' which connect the hydro-rotary pump 2 with the hydro-rotary actuator 3, lead to main flow channels 10, 10', which extend in the rotary actuator inner part 6 in the axial direction. From the main flow channel 10 and 10 'in each case a secondary flow channel 11 or 11' leads to the working chambers 5 or 5 '.
  • the hydro-rotary pump 2 has two juxtaposed separate pump chambers 12, 12 ', from which the hydraulic connection lines 4, 4' go out. In each case alternately acts one of the pump chambers 12, 12 'as a suction and the other as a pressure chamber.
  • the exact operation of the hydro-rotary pump 2 is based on the FIG. 4 explained in more detail later.
  • the pump chamber 12 is connected to the working chamber 5 and the pump chamber 12 'with the working chamber 5'.
  • the pump chamber 12 acts as a pressure chamber and the pump chamber 12 'as a suction chamber 5'.
  • FIGS. 2a . 2 B show two variants of the shown in the figure Hydro rotary actuator 3.
  • the illustrated hydro-rotary actuator 3 has in the circumferential direction next to the working chambers 5, 5 ', two further working chamber 13, 13', in the further description as a third working chamber 13 and fourth Working chamber 13 'are called.
  • the third working chamber 13 is the first working chamber 5 and the fourth working chamber 13 'of the second working chamber 5' diametrically opposite and are each fluidly connected to each other.
  • the hydro-rotary actuator 3 also has an outer radially extending outer part extension 14 which is integrally formed on the rotary actuator outer part 7.
  • an external device 15 is attached in the form of a wing or a fin. In principle, the external device 15 may also be formed integrally with the outer part extension 14.
  • the working chambers 5, 5 'and the working chambers 13, 13' are each indirectly connected to each other and via secondary flow channels 11, 11 'to the main flow channels 10, 10', wherein the secondary flow channels 11, 11 'to the working chambers thirteenth , 13 'in the axial direction of the hydraulic actuator inner part 6 at a distance from the working chambers 5, 5' leading secondary flow channels 11, 11 'are arranged.
  • the working chambers 5, 5 'are each connected to the main flow channels 10, 10' via secondary flow channels 11, 11 ', while the working chambers 13, 13' are connected directly to the working chambers 5, 5 'via additional transverse flow channels 16, 16'. are connected.
  • FIGS. 3a, 3b show an embodiment of the hydro-rotary actuator 3 of a hydro-rotary oscillator according to the invention 1.
  • the hydro-rotary actuator. 3 comprises a rotary actuator inner part 6 and three juxtaposed rotary actuator outer parts 7, 7 ', 7 ".
  • the rotary actuator outer parts 7, 7', 7" correspond in shape to that in FIG. 2 and are provided with respective outer-part extensions 14, 14 ', 14 ".
  • Each of the three rotary-actuator outer parts 7, 7', 7" is corresponding to FIG. 3 with four working chambers 5, 5 ', 13, 13', which are connected to each other in the same way as there and the two main flow channels 10, 10 '.
  • the two outer rotary actuator outer parts 7, '7 "move in phase and in the same direction, while the central rotary actuator outer part 7 moves out of phase opposite to the other two rotary actuator outer parts 7,'7" moves.
  • the movement is inevitable.
  • This is achieved in that the working chambers 5, 5 ', 13, 13' of the central rotary actuator outer part 7 in a reverse manner, that is crosswise connected to the main flow channels 10, 10 ', as in the two outer rotary actuator outer parts
  • the two outer rotary actuator outer parts 7 ', 7 "are connected in the same way to the main flow channels 10, 10', ie connected in parallel in terms of fluid technology.
  • FIG. 4 is the hydro-rotary pump 2 off FIG. 1 shown enlarged.
  • the hydro-rotary pump 2 is designed to generate an oscillating hydro-fluid flow and has a spherical section-shaped cavity 17 which has a circular cavity bottom plate 18 and a spherical cavity cap 19.
  • a rotationally driven ball segment 20 in the form of a hemisphere, with a spherical segment bottom 21 and a spherical spherical segment cap 22, respectively.
  • the spherical segment bottom 21 and the cavity bottom plate 18 are inclined to each other and have a distance from each other. They limit a spherical wedge-shaped gap 23 on opposite sides.
  • the ball segment 20 which is formed slightly smaller than the spherical segment-shaped cavity 17, arranged inclined in the cavity 17.
  • the ball segment 20 has a relative to the central center axis 24 by a few angular degrees inclined rotational axis 25 which is aligned with the center 26 of the cavity bottom plate 18 and which extends perpendicular to the cavity bottom plate 18.
  • the inclination of the rotation axis 25 with respect to the central axis 24 is typically between 1 and 10 degrees.
  • a pendulum plate 27 centrally recessed at right angles, which is held on the spherical segment bottom 21 with a contact edge 28 sealingly in abutment.
  • the pendulum plate 27 is designed as a semi-circular disc and received in a complementary formed receiving groove 29, wherein the pendulum plate 27 is slidably guided on the semicircular circumference.
  • the pivoting of the pendulum plate 27 about a virtual pivot point 30 takes place during rotation of the ball segment 20 through the ball segment bottom 21, which exerts pressure on one or the other half of the abutment edge 28 of the pendulum plate 27 depending on the position of the ball segment 20 in the cavity 17.
  • the cavity bottom plate 18 also has passageways 31, 31 'for a fluid, not shown in the drawing, which are arranged on both sides of the pendulum plate 27.
  • the passageways 31, 31 ' serve for the oscillating transport of the fluid from or into the gap 23 between the cavity bottom plate 18 and the spherical segment bottom 21, which is divided by the pendulum plate 27 into two pump chambers 12, 12'.
  • the two pump chambers 12, 12 ' act on the fluid in alternating sequence with pressure or suction when the ball segment 20 rotates in the cavity 17, wherein the two passage channels 31, 31' act alternately as inlet and outlet channels.
  • the hydro-rotary pump 2 has a relative to the cavity 17 sealed drive shaft 32 for the ball segment 20, which is arranged in extension of the rotation axis 25 on the ball segment bottom 21 opposite side of the spherical segment cap 22.
  • the drive axle 32 of the ball segment 20 can be coupled to a drive shaft of any motor.
  • FIG. 5 shows in the FIGS. 5a . 5b in the FIGS. 1a, 1b shown hydro-rotary oscillator 1, but with two hydro-rotary pumps 2.2 '.
  • the two hydro-rotary pumps 2, 2 ' are connected in parallel to each other and to the hydro-rotary actuator 3. They have a common drive unit 33, which in the FIG. 6 is shown in plan view.
  • the drive unit 33 has a drive motor 34, whose drive shaft 35 is connected via a drive chain or a drive belt 36 to the drive axles 32 of the ball segments 20 of the hydro-rotary pumps 2, 2 '.
  • the drive unit 33 also includes a phase adjuster 37 for synchronizing the position of the drive axles 32 of the hydro-rotary pumps 2, 2 'to one another.
  • the phase adjuster 37 is coupled to the drive chain or with the drive belt 36 and moves the drive axles 32 of the ball segments 20 to each other in the opposite direction of rotation.
  • the phase adjuster 37 has, as shown in FIG. 6 seen.
  • the four guide rollers 38 are arranged in pairs each near one of the hydro-rotary pumps 2, 2 'stationary.
  • the drive motor 34 may also be arranged at a suitable other location of the drive unit 33.
  • a second guide roller 39 is arranged at the in the in the FIG. 5 formed by the drive motor 34 deflection. This embodiment is not shown in the drawing.
  • FIGS. 6a . 6b show the sliding carriage 40 of the phase adjuster 37 in two different positions.
  • the axes of rotation 32 of the hydro-rotary pumps 2, 2 ' are equal and in the FIG. 6b mirror image aligned with each other, wherein the sliding carriage 40 is in different positions relative to the drive unit 33.
  • the two axes of rotation 32 of the spherical segments 20 synchronously with each other in the same direction of rotation.
  • the rotary actuator outer part 7, 7 ', 7 “of the hydro-rotary actuator 3 is cyclically moved, ie oscillated back and forth, the speed of movement and thus the frequency with which the at least one rotary actuator outer part 7, 7', 7 “is dependent on the rotational speed of the drive shaft 35 of the drive motor 34.
  • This can be set arbitrarily and is also influenced by the ratio of the drive shaft 35 to the drive axles 32 of the hydro-rotary pumps 2, 2 '.

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  • Hydraulic Motors (AREA)

Claims (10)

  1. Oscillateur rotatif hydraulique (1), comprenant au moins un actionneur rotatif hydraulique (3) entraîné par un courant de fluide hydraulique, qui présente une partie intérieure d'actionneur rotatif cylindrique pleine (6) et au moins une partie extérieure d'actionneur rotatif cylindrique creuse (7) qui sont disposées concentriquement l'une à l'autre avec un espacement radial, limitent radialement au moins deux chambres de travail en forme de segment annulaire (5, 5') et peuvent tourner de manière limitée l'une par rapport à l'autre dans les deux sens de rotation, dans lequel les chambres de travail (5, 5') sont séparées l'une de l'autre par une paroi d'actionneur rotatif (8) tournant conjointement, s'étendant radialement, sont modifiables en taille et sont reliées à une pompe rotative hydraulique (2, 2') par des conduites de raccordement hydrauliques (4, 4'), et comprenant au moins un moyen de commande qui dirige le courant de fluide hydraulique alternativement vers lesdites au moins deux chambres de travail (5, 5'), dans lequel la partie extérieure d'actionneur rotatif (7) est réalisée rotative et la partie intérieure d'actionneur rotatif (6) est réalisée bloquée en rotation, caractérisé en ce que l'actionneur rotatif hydraulique (3) présente la partie intérieure d'actionneur rotatif (6) et trois parties extérieures d'actionneur rotatif (7, 7',7") disposées de manière adjacente, dans lequel la partie extérieure d'actionneur rotatif centrale (7) se déplace toujours en sens opposé à celui des deux parties extérieures d'actionneur rotatif extérieures (7',7"), dans lequel un prolongement de partie extérieure (14) est formé sur chacune des parties extérieures d'actionneur rotatif (7, 7',7") et un aileron (15) est fixé ou formé sur chacun des prolongements de partie extérieure (14), et le courant de fluide hydraulique entraînant l'actionneur rotatif hydraulique (3) oscille en permanence et est produit par deux pompes rotatives hydrauliques (2, 2') entraînées en continu par une unité d'entraînement commune, dans lequel les deux pompes rotatives hydrauliques (2, 2') sont couplées fluidiquement en parallèle entre elles et avec l'actionneur rotatif hydraulique (3), et dans lequel chaque pompe rotative hydraulique (2, 2') présente une cavité (17) en forme de section de sphère, remplie de fluide hydraulique, qui présente une plaque de fond de cavité circulaire (18), un segment de sphère (20) entraîné en rotation disposé dans la cavité (17), avec un fond de segment de sphère plan (21) et un chapeau de segment de sphère sphérique (22), un espace en forme de coin de sphère (23) entre la plaque de fond de cavité (18) et le fond de segment de sphère (21), avec un axe d'entraînement (32) du segment de sphère (20), qui s'étend en tant qu'axe de rotation (25) perpendiculairement à la plaque de fond de cavité (18) et est incliné par rapport à l'axe médian central (24) du segment de sphère (20) et aligné avec le centre (26) de la plaque de fond de cavité (18), avec une plaque oscillante (27) encastrée au centre à angle droit dans la plaque de fond de cavité (18), en contact avec le fond de segment de sphère (21) par un bord d'appui (28), qui peut pivoter autour d'un centre de rotation virtuel (30) de la plaque oscillante (27) au milieu du bord d'appui (28), et avec des canaux de passage (31, 31') pour le fluide hydraulique des deux côtés de la plaque oscillante (27) dans la plaque de fond de cavité (18) pour le transport du fluide hydraulique hors et dans l'espace (23) entre la plaque de fond de cavité (18) et le fond de segment de sphère (21), et dans lequel la fréquence d'oscillation du courant de fluide hydraulique est modifiable par la vitesse de rotation librement réglable des deux pompes rotatives hydrauliques (2, 2'), et la quantité et la pression du courant de fluide hydraulique oscillant qui entraîne l'actionneur rotatif hydraulique (3) sont réglages de manière variable par la position de phase des segments de sphère (20) en rotation des deux pompes rotatives hydrauliques (2, 2') au moyen d'un dispositif de réglage de phase, la position de phase des segments de sphère (20) en rotation des deux pompes rotatives hydrauliques (2, 2') l'un par rapport à l'autre étant modifiable de préférence entre 0° et 180° et l'angle de pivotement dépendant de la position de phase desdites au moins trois parties extérieures d'actionneur rotatif (7, 7',7") par rapport à la partie intérieure d'actionneur rotatif (6) pouvant être défini de manière variable entre zéro degré et la valeur en degrés déterminée par les butées de rotation.
  2. Oscillateur rotatif hydraulique selon la revendication 1, caractérisé en ce que la partie intérieure d'actionneur rotatif (6) présente deux canaux d'écoulement principaux (10, 10') s'étendant axialement à partir desquels des canaux d'écoulement secondaires (11, 11') respectifs s'étendent vers l'une des chambres de travail (5, 5').
  3. Oscillateur rotatif hydraulique selon la revendication 2, caractérisé en ce que les chambres de travail (5, 5', 13, 13') de parties extérieures d'actionneur rotatif (7, 7',7") se déplaçant en décalage de phase sont reliés directement ou indirectement en sens opposé et les chambres de travail (5, 5', 13, 13') des parties extérieures d'actionneur rotatif (7, 7',7") se déplaçant en phase dans le même sens aux canaux d'écoulement principaux (10, 10').
  4. Oscillateur rotatif hydraulique selon l'une des revendications précédentes, caractérisé en ce l'actionneur rotatif hydraulique (3) présente des troisième et quatrième chambres de travail (13, 13') qui sont diamétralement opposées aux première et deuxième chambres de travail (5, 5').
  5. Oscillateur rotatif hydraulique selon la revendication 4, caractérisé en ce que les troisième et quatrième chambres de travail (13, 13') sont reliées en croix indirectement par des canaux d'écoulement secondaires (11, 11') conduisant aux canaux d'écoulement principaux (10, 10') ou directement par des canaux d'écoulement transversaux supplémentaires (16, 16') aux première et deuxième chambres de travail (5, 5').
  6. Oscillateur rotatif hydraulique selon l'une des revendications précédentes, caractérisé en ce que ledit au moins un moyen de commande est intégré dans la pompe rotative hydraulique (2, 2').
  7. Oscillateur rotatif hydraulique selon la revendication 6, caractérisé en ce qu'un arbre d'entraînement (35) du moteur d'entraînement est relié par l'intermédiaire d'une chaîne d'entraînement ou d'une courroie d'entraînement (36) aux axes d'entraînement (32) des segments de sphère (20), et en ce que les axes d'entraînement (32) des segments de sphère (20) des pompes rotatives hydrauliques (2, 2') sont couplés entre eux par l'intermédiaire du dispositif de réglage de phase (37), la position des axes d'entraînement (32) l'un par rapport à l'autre en sens de rotation opposé étant réglable, de préférence de manière synchrone.
  8. Oscillateur rotatif hydraulique selon la revendication 7, caractérisé en ce que le dispositif de réglage de phase présente quatre poulies de renvoi (38) pour la chaîne d'entraînement ou la courroie d'entraînement (36) et au moins un rouleau de renvoi supplémentaire (39) qui guident la chaîne d'entraînement ou la courroie d'entraînement (36) en croix, dans lequel, dans chaque cas, le moteur d'entraînement (34) et un rouleau de renvoi (39) ou deux rouleaux de renvoi (39) et les deux pompes rotatives hydrauliques (2, 2') sont disposés en face l'un(e) de l'autre, et dans lequel le moteur d'entraînement (34) et le rouleau de renvoi (39) ou les deux rouleaux de renvoi (39) sont portés par un chariot coulissant (40) qui est guidé de manière à pouvoir coulisser longitudinalement perpendiculairement par rapport à une ligne imaginaire reliant les deux pompes rotatives hydrauliques (2, 2') et dans lequel les quatre poulies de renvoi (38) sont disposées de manière fixe à proximité des pompes rotatives hydrauliques (2, 2').
  9. Oscillateur rotatif hydraulique selon l'une des revendications précédentes, caractérisé en ce que la taille et/ou la surface des ailerons (15) se déplaçant chaque fois en sens opposé est égale au total.
  10. Oscillateur rotatif hydraulique selon l'une des revendications précédentes, caractérisé en ce que des parois de séparation sont disposées entre les ailerons (15) des parties extérieures d'actionneur rotatif (7, 7', 7").
EP13725056.9A 2012-03-29 2013-03-28 Dispositif hydraulique d'entraînement en rotation Not-in-force EP2831427B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202012101137U DE202012101137U1 (de) 2012-03-29 2012-03-29 Hydraulische Drehantriebsvorrichtung
PCT/DE2013/100116 WO2013143538A1 (fr) 2012-03-29 2013-03-28 Dispositif hydraulique d'entraînement en rotation

Publications (2)

Publication Number Publication Date
EP2831427A1 EP2831427A1 (fr) 2015-02-04
EP2831427B1 true EP2831427B1 (fr) 2018-07-25

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EP13725056.9A Not-in-force EP2831427B1 (fr) 2012-03-29 2013-03-28 Dispositif hydraulique d'entraînement en rotation

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EP (1) EP2831427B1 (fr)
DE (2) DE202012101137U1 (fr)
WO (1) WO2013143538A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9234535B2 (en) 2013-02-27 2016-01-12 Woodward, Inc. Rotary piston type actuator
US9816537B2 (en) 2013-02-27 2017-11-14 Woodward, Inc. Rotary piston type actuator with a central actuation assembly
US9163648B2 (en) 2013-02-27 2015-10-20 Woodward, Inc. Rotary piston type actuator with a central actuation assembly
US9631645B2 (en) 2013-02-27 2017-04-25 Woodward, Inc. Rotary piston actuator anti-rotation configurations
US9476434B2 (en) 2013-02-27 2016-10-25 Woodward, Inc. Rotary piston type actuator with modular housing
US8955425B2 (en) 2013-02-27 2015-02-17 Woodward, Inc. Rotary piston type actuator with pin retention features
US9593696B2 (en) 2013-02-27 2017-03-14 Woodward, Inc. Rotary piston type actuator with hydraulic supply
DE102013112455A1 (de) 2013-11-13 2015-05-13 C. & E. Fein Gmbh Oszillierend antreibbare Werkzeugmaschine
DE202013011687U1 (de) * 2013-11-13 2015-02-23 C. & E. Fein Gmbh Oszillierend antreibbare Werkzeugmaschine
US11199248B2 (en) 2019-04-30 2021-12-14 Woodward, Inc. Compact linear to rotary actuator
WO2021207482A1 (fr) 2020-04-08 2021-10-14 Woodward, Inc. Actionneur du type à piston rotatif, doté d'ensemble d'actionnement central

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2930434A (en) * 1957-08-15 1960-03-29 Englesson John Elov Hatch operating device
NL267764A (fr) * 1960-08-03
FR2278968A1 (fr) * 1973-12-21 1976-02-13 Mysliwiec Jean Actionneur a mouvement angulaire alternatif
FR2421414A1 (fr) * 1978-03-31 1979-10-26 Basfer Srl Machine operatrice automatique a asservissement en boucle
DE10210756A1 (de) 2002-03-12 2003-10-16 Sorg Reinhard Drehkolbenvorrichtung
DE202008013877U1 (de) 2008-10-20 2009-01-08 Diem, Reinhard Vorrichtung zum Erzeugen eines oszillierenden Fluidstroms sowie Vorrichtung zum Erzeugen eines oszillierenden Hubes eines Werkzeugs

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
DE202012101137U1 (de) 2012-04-18
EP2831427A1 (fr) 2015-02-04
DE112013001736A5 (de) 2015-02-26
WO2013143538A1 (fr) 2013-10-03

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