EP1328461B1 - System und verfahren zum steuern einer lasthebevorrichtung - Google Patents
System und verfahren zum steuern einer lasthebevorrichtung Download PDFInfo
- Publication number
- EP1328461B1 EP1328461B1 EP00907537A EP00907537A EP1328461B1 EP 1328461 B1 EP1328461 B1 EP 1328461B1 EP 00907537 A EP00907537 A EP 00907537A EP 00907537 A EP00907537 A EP 00907537A EP 1328461 B1 EP1328461 B1 EP 1328461B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- load
- drive
- signal
- path
- bearing element
- 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.)
- Expired - Lifetime
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- 230000033001 locomotion Effects 0.000 claims abstract description 41
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- 239000000470 constituent Substances 0.000 claims 2
- 230000000977 initiatory effect Effects 0.000 claims 2
- 238000005259 measurement Methods 0.000 claims 1
- 230000003134 recirculating effect Effects 0.000 claims 1
- 239000000725 suspension Substances 0.000 description 14
- 230000008901 benefit Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
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- 238000001514 detection method Methods 0.000 description 1
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- 230000002349 favourable effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
- B66C13/066—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads for minimising vibration of a boom
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/18—Power-operated hoists
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/20—Control systems or devices for non-electric drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/005—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with balanced jib, e.g. pantograph arrangement, the jib being moved manually
Definitions
- the present invention relates to a control system a load lifting device with a controllable drive, with one connected to the drive, - at least in one Rest position due to gravity - vertically aligned support element, with a load bearing device connected to the support element and with a control circuit for load balancing. Furthermore, the invention relates in particular control method which can be carried out by means of such a system.
- Systems of the type mentioned are electric and known fluidically driven lifting devices. she serve to avoid a higher physical effort hand-held movements of the load suspension device held loads of all kinds. As a result of load balancing the load hovers at a selected height and can minimal effort into their intended position become.
- Such a system one on a track construction in at least one horizontal direction includes guided crane trolley is, for example, from the German utility model DE 297 19 865 U1 known.
- the Carrying element of the known load lifting devices can flexible and can be wound on a drum (rope, chain) or be rigid.
- a load lifting device with a rigid support element is known for example from DE 4342715 A1.
- a hand-held manipulator which has a vertical journal to which a horizontally projecting support arm is pivotable.
- the support arm carries at its end facing away from the bearing journal a lifting device at its lower end Has load handler.
- the support arm consists of two partial arms connected in series by a joint are connected to each other with a vertical swivel axis and to form a so-called articulated arm.
- the support arm points another articulated arm formed from two partial arms, which converts with the first to one in a horizontal Level changeable parallelogram added.
- the present invention is based on the object Control system of the type mentioned and a corresponding one To create procedures with no weight presetting load balancing in a tax-technically simple manner can be realized, with a comfortable operation with a high level of security should.
- control loop for load balancing a device for generation of a path-dependent signal one essentially corresponds to vertical movement of the support element and serves as an input signal for the control of the drive.
- the Increase in driving force can with electromotive Drive by a motor current control or with fluid Driven by fluid pressure control, for example with the help of a servo valve.
- Point of time The achieved weight compensation can be done with the help the device for generating the path-dependent signal be determined.
- the state of balance has then reached when under the action of the drive the essentially vertical movement of the support element begins.
- the size of the path-dependent signal can advantageously with a Target value are compared and, if this is reached, can apply the force or the moment applied by the drive the value reached is kept constant.
- the weight balance is therefore completely automatic.
- the setpoint is recorded in the millisecond range and is so fast that the vertical No movement of the support element by the operator is perceived and therefore not during operation can be disruptive.
- the drive can be primarily an electric motor that the Has means for generating the path-dependent signal, like this especially with an electric servo motor is the case in which the path-dependent signal Angle of rotation corresponds and tapped directly from the motor can be.
- the device for generating the path-dependent signal is coaxial with the drive shaft of the motor arranged, incremental rotation angle measuring disc is.
- the invention can advantageously also in the case of load lifting devices are used where the drive is a fluidic drive device, such as a pneumatic Piston-cylinder arrangement or a pneumatic one loaded ball screw, is.
- a fluidic drive device such as a pneumatic Piston-cylinder arrangement or a pneumatic one loaded ball screw
- the system can be a control for vertical movement of the support element can be provided, which is a control element, a handling device for the load handling device and a device for generating a force-dependent Signal include, the force-dependent signal one of the Handling device vertically acting manipulation force corresponds and designed the control element in this way is that depending on the deviation of the force-dependent signal from a setpoint a control signal for the drive to trigger a movement of the support element emits which of the direction and preferably also corresponds to the size of the manipulation force.
- both the setpoint specification and the transmission behavior of the control element as a function of an adjusting element changed by a signal corresponding to the load become.
- Such a management regulation advantageously allows compensation of those occurring in the system according to the invention load-related frictional forces.
- Another advantage of the invention is that all elements of the system according to the invention, one Have control or regulating function, like the control element the control for the vertical movement of the support element, the setting element for the setpoint of this control, etc. Components of a single programmable logic controller could be.
- a system for controlling one has Load lifting device 1 on a controllable drive 2, the is arranged in a lifting unit 3.
- the lifting unit 3 is as at least on a running track construction 4 a horizontal direction X-X guided crane sound trolley educated.
- Connected to drive 2 is a - at least in a rest position due to gravity - vertical Z-Z aligned support element 5.
- With the support element 5 is a rope that is flexible (slack) and on a drum located inside the lifting unit 3 6 can be wound up.
- the lifting unit 3 shows in a first variant that shown in Fig. 2 Sectional view.
- the lifting unit 3 has a housing 3a, in which the drive 2 a servo motor and the drum 6 for winding the rope are located.
- a load suspension device is connected to the support element 5 7. This is shown in the Case of a device with an operator 8 manually operated load suspension mechanism, in particular with a collet to hold a load 9 with a cylindrical receiving opening, e.g. a coil.
- a handling device 10 fixed for the load suspension device 7, which also serves to guide movement.
- Control of a system includes this one control loop for load balancing.
- this Control loop is a device 11 for generating a provided path-dependent signal S, which is essentially one vertical movement of the support element 5 corresponds and serves as an input signal for controlling the drive 2.
- the Control loop further includes a control element 12, the is designed so that it is dependent on one Deviation ⁇ S of the path-dependent signal S from a target value W to an actuator 13 for the drive 2, a control signal R can deliver for the movement of the support element 5.
- the actuator 13 can, for example, be a device for Change in the motor torque (manipulated variable I) of a Electric motor, such as the servo controller shown in FIG. 2, or the pressure Q in a fluidic device, such as the servo valve shown in FIG. 4.
- a torque applied by the drive 2 becomes automatic quickly increased until the weight of the ingested Load 9 corresponds.
- This is used to determine the setting an achieved state of balance for the load 9 the path-dependent signal S is determined.
- This signal S contains Information about the beginning or the initial course a load movement that begins after weight balancing.
- the movement of the support element 5 or Load 9 comes to a standstill.
- the setpoint W can can be given extremely small.
- the constant engine torque or the pressure Q is a measure of the weight of those located on the load suspension device 7 Last 9 represents and can act as a corresponding signal are processed.
- a servo motor as drive 2 offers the advantage that he the device 11 for generating the already has or forms path-dependent signal itself, since it has a path-dependent signal S (for an angle of rotation ⁇ the drive shaft).
- the system according to the invention can advantageously, like this also emerges from Fig. 3, a controller for the have vertical Z-Z movement of the support element 5.
- the Control shown includes a control member 14, the Handling device 10 for the load suspension device 7 and a device 15 for generating a force-dependent Signal P, which the handling device 10 in essentially vertical Z-Z manipulating force F corresponds.
- the control member 14 can be such be designed as a function of a deviation ⁇ P of the force-dependent signal P from a setpoint V.
- Control signal T for the drive 2 to trigger a movement of the support element 5 emits. This movement can then preferably the direction and preferably also the size correspond to the manipulation force F.
- Fig. 3 further illustrates that the inventive System can have an adjusting member 16, which in Dependence on a signal corresponding to the load 9 (e.g. current I, pressure Q) the setpoint V for the force signal P changes that of the handling device vertically manipulating force F applied.
- the setting member 16 can also be designed so that it the transmission behavior of the control element 14 changes, which depends on the deviation ⁇ P of the force signal P of the setpoint V, the control signal T for the Drives.
- this is one Leadership regulation advantageously suitable in load-related friction forces occurring according to the system of the invention, for example on the drum 6 for the support element 5 or to compensate in a transmission.
- the manipulation power F can be minimized in this way.
- the control for the vertical Z-Z movement of the support element 5 - including the force to move the load - can (with and without management regulation) regardless of the existence or the type of regulation of load balancing be used.
- the drive 2 of a system without a control loop for load balancing Speed-controlled via manipulation force F. become.
- Such control is e.g. particularly suitable for palletizing loads 9, where a vertical Z-Z Movement of the support element 5 as the main feed movement of done top down.
- the vertical Z-Z movement of the support element 5 (downward movement) depending on the size of the path-dependent signal S be braked.
- a very “gentle” Settling the load 9 take place because on the last piece of the vertical Z-Z transport path the setpoint V or that Transmission behavior of the actuator 16 designed so can be that one - compared to the circumstances on the rest of the transport route - greater manipulation power F a smaller path of the support element 5 or that located load suspension device corresponds.
- a such a possibility illustrates the one entered in FIG. 3 signal flow path drawn as a dashed line for the path-dependent signal S.
- Fig. 3 shows - a safety controller for a manual operable load suspension mechanism of the load suspension device 7, in particular for a tensioning or gripping mechanism, like the collet shown in Fig. 1, provided his.
- a safety controller can be used with the device 11 for generating the path-dependent signal S and with the device 15 for generating the path-dependent Signal P connected safety control member 17, the manual operation of the load suspension mechanism blocks and only releases (signal B) if at existing force-dependent signal P no path-dependent Signal S is present.
- the latter is the case if the Load 9 on a support.
- the load 9 stops moving and consequently no more path-dependent signal S is also detected.
- the path-dependent signal S can also do this used to exceed a maximum Travel speed of the support member 5 braking bring about.
- This safety controller can be a sensor 18, in particular a light barrier, for registering the Use of the handling device 10 and a switching element 19, which switches off the drive 2 or the movement of the support element 5 blocked and only then turns on or releases (signal U) when the sensor 18 is in use the handling device 10 signals (signal A).
- the safety controller for the Load suspension device 10 can advantageously individually or collectively components of a programmable logic controller PLC control. This is shown in Fig. 3 indicated the line comprising the components mentioned.
- a programmable logic controller PLC control This is shown in Fig. 3 indicated the line comprising the components mentioned.
- the programmable logic controller PLC can be an advantage near the drive 2, especially in the drive 2 receiving lifting unit 3, may be arranged, as already Fig. 2 shows.
- a system according to the invention with one already mentioned second drive variant - a fluid one Drive 2 - is shown in analogy to FIG. 2 in FIG. 4.
- the lifting unit 3 in turn has a housing 3a, in which the drum 6 for winding the rope (support element 5) and as the fluidically acting drive 2 in the simplest
- a pneumatic cylinder can be located.
- drawing is another, more well known pneumatic drive 2 indicated.
- Such a drive 2 can, for example, from a laterally closed Cylinder jacket and ball screw permanently installed in between consist. Through the ball screw one can - when loaded one inside the cylinder jacket Piston generated with compressed air - translatory movement in a rotary motion to drive the drum 6 can be implemented.
- the device 11 for generating the path-dependent signal S is a in this embodiment incremental angle encoder (encoder), which is preferred coaxial to the drum 6 or - as shown - on a deflecting roller 6a for the supporting element 5 can.
- the path-dependent signal S thus corresponds to one Angle of rotation ⁇ of the drum 6.
- a fluidically acting drive 2 can - how the drawing shows - another safety device be provided. These are around a fluidically, in particular pneumatically, acting Brake 20 for the flexible support element 5, in particular for a rope.
- a fluid Drive device for can advantageously be used for power supply the control circuit for load balancing, the control for the vertical Z-Z movement of the support element 5, the safety controller (s) and / or the programmable logic controller PLC control a particularly interchangeable Accumulator can be provided. A mains power supply is then not necessary.
- Such an accumulator can e.g. on or be arranged in the handling device 10, so that he simply removed from the system and after a Charging can be reconnected
- the support element 5 can - in contrast to the described Versions - also rigid, for example as a rack or the like. If such a rack should be used, can be on the drive 2 for the Triggering the movement of a corresponding pinion for meshing teeth be provided in the rod.
- the facility 11 to generate the path-dependent signal S can also be so be designed, which is a substantially vertical Z-Z Movement of such a rod can be detected. To can also provide the path-dependent signal S. Sensors are used through which a linear path of the Support element 5 is detected directly.
- the manipulator known from DE 4342715 A1 Similar arrangement can - see FIG. 5 - also in this way be designed so that the support element 5 is a support parallelogram comprises, in the partial arms 30 in joints 31 with a horizontal pivot axis are interconnected, wherein the angular position and the lengths of the partial arms 30 of the Carrying parallelogram within a vertical plane can be changed horizontally (shown in dashed lines).
- the path-dependent signal S also correspond to an angle of rotation ⁇ , namely one Angle through which two each other via a joint 31 connected partial arms 30 of the parallel parallelogram move against each other.
- the device 11 for generating the path-dependent signal S can then in turn advantageously incremental angle of rotation measuring disc, which are coaxial to Pivot axis of the joints is arranged.
- system is in turn a system with fluidic drive 2 (pneumatic or hydraulic cylinder).
- the device 11 for generating of the path-dependent signal S also on the piston rod arranged transducer for linear position detection his.
- the load suspension device 10 is simple here formed by a load hook.
- drive 2 is also a combination a linearly acting fluidic piston-cylinder arrangement with one like a pulley built-up roller arrangement for deflection of movement possible, with an incremental angle of rotation measuring disk as a device 11 for generating the path-dependent signal S coaxially can be arranged to the roles.
- a sensor for detecting the manipulation force F or to provide the path-dependent signal S can also sensors other than those described here are used.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Manipulator (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Control And Safety Of Cranes (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Control Of Multiple Motors (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Description
- Fig. 1
- eine prinzipielle Darstellung der Anwendung eines Systems zum Steuern einer Lasthebevorrichtung,
- Fig. 2
- einen Schnitt durch ein Hubaggregat eines erfindungsgemäßen Systems mit elektromotorisch wirkendem Antrieb,
- Fig. 3
- eine schematische Darstellung der Steuerung eines erfindungsgemäßen Systems,
- Fig. 4
- einen Schnitt durch ein Hubaggregat eines erfindungsgemäßen Systems mit fluidisch wirkendem Antrieb, in vereinfachter Darstellung
- Fig. 5
- eine weitere Ausführung eines erfindungsgemäßen Systems, mit einem biegesteifen Tragelement.
Claims (17)
- System zum Steuern einer Lasthebevorrichtung (1), mit einem steuerbaren Antrieb (2), mit einem mit dem Antrieb (2) verbundenen, - zumindest in einer Ruhelage schwerkraftbedingt - vertikal (Z-Z) ausgerichteten Tragelement (5), mit einer mit dem Tragelement (5) verbundenen Lastaufnahmeeinrichtung (7) und mit einem Regelkreis zur Lastbalancierung,
dadurch gekennzeichnet, daß der Regelkreis zur Lastbalancierung eine Einrichtung (11) zur Erzeugung eines wegabhängigen Signals (S) umfaßt, das einer im wesentlichen vertikalen (Z-Z) Bewegung des Tragelementes (5) entspricht und als Eingangssignal für die Steuerung des Antriebs (2) dient. - System nach Anspruch 1,
dadurch gekennzeichnet, daß der Antrieb (2) ein Elektromotor ist und die Einrichtung (11) zur Erzeugung des wegabhängigen Signals (S) aufweist, und insbesondere als ein elektrischer Servomotor ausgebildet ist. - System nach Anspruch 1,
dadurch gekennzeichnet, daß der Antrieb (2) eine fluidisch wirkende Antriebseinrichtung, wie eine pneumatische Kolben-Zylinder-Anordnung oder eine pneumatisch beaufschlagte Kugelrollspindel, ist. - System nach einem der Ansprüche J bis 3,
dadurch gekennzeichnet, daß das Tragelement (5), zumindest teilweise, starr, z.B. als Zahnstange, ausgebildet ist. - System nach einem der Ansprüche 1 bis 4,
dadurch gekennzeichnet, daß das Tragelement (5) ein Tragparallelogramm umfaßt, in dem vier Teilarme in Gelenken mit einer horizontalen Schwenkachse miteinander verbunden sind, wobei vorzugsweise die Winkelstellung und die Längen der Teilarme des Tragparallelogramms innerhalb einer vertikalen Ebene liegend veränderbar sind. - System nach einem der Ansprüche 1. bis 3,
dadurch gekennzeichnet, daß das Tragelement (5) flexibel und auf einer Trommel (6) aufwickelbar ist. - System nach einem der Ansprüche 1 bis 6,
dadurch gekennzeichnet, daß das wegabhängige Signal (S) einem Drehwinkel (α), insbesondere einem Drehwinkel der Trommel (6) oder einem Winkel, um den sich jeweils zwei über ein Gelenk miteinander verbundene Teilarme des Tragparallelogramms gegeneinander bewegen, entspricht. - System nach einem der Ansprüche 1 bis 7,
dadurch gekennzeichnet, daß die Einrichtung (11) zur Erzeugung des wegabhängigen Signals (S) eine inkrementale Drehwinkelmeßscheibe ist, die koaxial zur Trommel (6), zur Antriebswelle des Antriebs (2), wie der Antriebswelle eines Elektromotors, oder zu einer Umlenkscheibe oder zu einer Schwenkachse von Gelenken eines Tragparallelogramms angeordnet ist. - System nach einem der Ansprüche 1 bis 8,
dadurch gekennzeichnet, daß der Regelkreis ein Regelglied (12) umfaßt, das derart ausgelegt ist, daß es in Abhängigkeit von einer Abweichung (ΔS) des wegabhängigen Signals (S). von einem Sollwert (W) an ein Stellglied (13) für den Antrieb (2) ein Regelsignal (R) für die vertikale (Z-Z) Bewegung des Tragelementes (5) abgibt. - System nach einem der Ansprüche 1 bis 9, gekennzeichnet durch eine Steuerung für die vertikale (Z-Z) Bewegung des Tragelementes (5), umfassend ein Steuerglied (14), eine Handhabungseinrichtung (10) für die/eine Lastaufnahmeeinrichtung (7) und eine Einrichtung (15) zur Erzeugung eines kraftabhängigen Signals (P), das einer die Handhabungseinrichtung (10) im wesentlichen vertikal (Z-Z) beaufschlagenden Manipulationskraft (F) entspricht, wobei das Steuerglied (14) derart ausgelegt ist, daß es in Abhängigkeit von einer Abweichung (ΔP) des kraftabhängigen Signals (P) von einem Sollwert (V) ein Steuersignal (T) für den/einen Antrieb (2) zur Auslösung einer vertikalen (Z-Z) Bewegung des Tragelementes (5) abgibt, welche der Richtung und vorzugsweise auch der Größe der Manipulationskraft (F) entspricht.
- System nach Anspruch 10, gekennzeichnet durch ein insbesondere mit dem Antrieb (2) oder dessen Stellglied (13) verbundenes Einstellglied (16), das in Abhängigkeit von einem einer Last (9) entsprechenden Signal (I, Q) und/oder von dem wegabhängigen Signal (S), das einer im wesentlichen vertikalen (Z-Z) Bewegung des Tragelementes (5) entspricht, den Sollwert (V) für das/ein Kraftsignal (P) verändert, das der die Handhabungseinrichtung (10) vertikal (Z-Z) beaufschlagenden Manipulationskraft (F) entspricht, und/oder das Übertragungsverhalten des Steuergliedes (14) verändert, welches in Abhängigkeit von der Abweichung (ΔP) des Kraftsignals (P) von dem Sollwert (V) das Steuersignal (T) für den/einen Antrieb (2) zur Auslösung einer vertikalen (Z-Z) Bewegung des Tragelementes (5) abgibt.
- System nach einem der Ansprüche 9 bis 11,
dadurch gekennzeichnet, daß das Regelglied (12) des Regelkreises zur Lastbalancierung und/oder das Steuerglied (14) der Steuerung für die vertikale (Z-Z) Bewegung des Tragelementes (5) und/oder das Einstellglied (16) für den Sollwert (V) dieser Steuerung Bestandteil(e) einer speicherprogrammierbaren Steuerung (SPS) ist/sind. - System nach Anspruch 12,
dadurch gekennzeichnet, daß die speicherprogrammierbare Steuerung (SPS) in der Nähe des Antriebs (2), insbesondere in einem den Antrieb (2) aufnehmenden Hubaggregat (3), angeordnet ist. - System nach einem oder mehreren der Ansprüche 1 bis 13,
gekennzeichnet durch eine an einer Laufschienenkonstruktion (4) in mindestens einer horizontalen (X-X) Richtung geführte Kran-Laufkatze. - System nach einem oder mehreren der Ansprüche 1 bis 14,
dadurch gekennzeichnet, daß der Lasthebevorrichtung (1) für ihre Bewegungen in horizontaler Richtung (X-X und/oder Y-Y) mindestens eine Antriebseinrichtung zugeordnet. ist, die in Abhängigkeit von einer - ausgehend von der sich schwerkraftbedingt in Ruhelage selbstätig einstellenden vertikalen Ausrichtung (Z-Z) - aufgezwungenen Auslenkung des Tragelementes (5) ansteuerbar ist. - Verfahren zum Steuern einer Lasthebevorrichtung (1), insbesondere mittels eines Systems nach einem oder mehreren der Ansprüche 1 bis 15,
dadurch gekennzeichnet , daß nach Aufnahme einer Last (9) eine von einem/dem Antrieb (2) aufgebrachte Kraft oder ein entsprechendes Moment automatisch zügig erhöht wird, bis diese(s) dem Gewicht der Last (9) entspricht, wobei zur Ermittlung der Einstellung eines erreichten Balancezustandes für die Last (9) ein wegabhängiges Signal (S) für eine im wesentlichen vertikale (Z-Z) Bewegung eines/des Tragelementes (5) ermittelt wird. - Verfahren nach Anspruch 16,
dadurch gekennzeichnet, daß das wegabhängige Signal (S) mit einem Sollwert (W) verglichen wird und, wenn Übereinstimmung von Signal (S) und Sollwert (W) vorliegt (ΔS=0), die vom Antrieb (2) aufgebrachte Kraft bzw. das Moment auf einem erreichten Wert konstant gehalten wird.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE29902364U | 1999-02-11 | ||
| DE29902364U DE29902364U1 (de) | 1999-02-11 | 1999-02-11 | System zum Steuern einer Lasthebevorrichtung |
| PCT/EP2000/001067 WO2000047512A2 (de) | 1999-02-11 | 2000-02-10 | System und verfahren zum steuern einer lasthebevorrichtung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP1328461A2 EP1328461A2 (de) | 2003-07-23 |
| EP1328461B1 true EP1328461B1 (de) | 2004-11-03 |
Family
ID=8069205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP00907537A Expired - Lifetime EP1328461B1 (de) | 1999-02-11 | 2000-02-10 | System und verfahren zum steuern einer lasthebevorrichtung |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6974044B1 (de) |
| EP (1) | EP1328461B1 (de) |
| JP (1) | JP2002536274A (de) |
| KR (1) | KR100630351B1 (de) |
| AT (1) | ATE281398T1 (de) |
| AU (1) | AU2909300A (de) |
| DE (2) | DE29902364U1 (de) |
| WO (1) | WO2000047512A2 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3862144B1 (de) | 2020-02-05 | 2023-11-08 | BARRUS GmbH | Manipulator zum anordnen an einem fahrzeug sowie verfahren zum bewegen und/oder sichern eines manipulators |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE369677T1 (de) | 2000-02-29 | 2007-08-15 | Benjamin D Baker | Intelligenter rufprozess für ein diskussionsforum |
| US7461753B1 (en) * | 2004-12-06 | 2008-12-09 | Gatta Raymond P | Practical intelligent assist device |
| US7559533B2 (en) * | 2006-01-17 | 2009-07-14 | Gorbel, Inc. | Lift actuator |
| US8811352B2 (en) * | 2007-06-04 | 2014-08-19 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for channel estimation in a transmit diversity environment |
| US7510169B2 (en) | 2007-06-06 | 2009-03-31 | Jeff Ganiere | Aircraft 400 HZ cable hoist |
| US8644980B2 (en) | 2009-11-30 | 2014-02-04 | GM Global Technology Operations LLC | Sensor for handling system |
| JP5945597B2 (ja) * | 2011-07-21 | 2016-07-05 | ボード オブ スーパーバイザーズ オブ ルイジアナ ステイト ユニバーシティ アンド アグリカルチュラル アンド メカニカル カレッジBoard Of Supervisors Of Louisiana State University And Agricultural And Mechanical College | 癌細胞の標的浸透圧溶解 |
| DE102014112547A1 (de) * | 2014-09-01 | 2016-03-03 | Lissmac Maschinenbau Gmbh | Vorrichtung zum handgeführten Bewegen von Lasten |
| FR3093331B1 (fr) * | 2019-03-01 | 2023-04-28 | Robotile | Système d’assistance à la manipulation et pose de matériaux |
| CN112010194A (zh) * | 2020-07-29 | 2020-12-01 | 北京动力机械研究所 | 一种发动机对接翻转用可移动式气动翻转辅助装配装置 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS5226015B2 (de) * | 1971-12-22 | 1977-07-12 | ||
| US3887855A (en) * | 1973-11-28 | 1975-06-03 | Cleveland Machine Controls | Motor speed modifier control |
| US3945612A (en) * | 1974-04-11 | 1976-03-23 | Kenro Motoda | Lifting apparatus |
| JPS527558A (en) * | 1975-07-08 | 1977-01-20 | Teijin Ltd | Ball lifting apparatus |
| US4087078A (en) * | 1976-04-14 | 1978-05-02 | Hitachi, Ltd. | Moving apparatus for a load |
| JPS58139988A (ja) * | 1982-02-10 | 1983-08-19 | 株式会社三井三池製作所 | 自動バランス式クレ−ン |
| US4807767A (en) * | 1983-12-20 | 1989-02-28 | Grumman Aerospace Corporation | Self balancing electric hoist |
| US5850928A (en) * | 1989-05-02 | 1998-12-22 | Kahlman; Sture | Arrangement for a vertical and horizontal goods hoist |
| US5522581A (en) * | 1994-01-13 | 1996-06-04 | Zimmerman International Corp. | Balancing hoist and material handling system |
| DE4415518A1 (de) * | 1994-05-04 | 1995-11-09 | Zasche Foerdertechnik Gmbh | Balanciereinrichtung für handgeführte Manipulatoren |
| JPH07315798A (ja) * | 1994-05-20 | 1995-12-05 | Komatsu Ltd | 平衡荷役装置 |
| IT1275940B1 (it) * | 1995-03-20 | 1997-10-24 | Enzo Scaglia | Apparecchiatura per la manipolazione di un carico |
| US5960969A (en) * | 1996-01-26 | 1999-10-05 | Habisohn; Chris Xavier | Method for damping load oscillations on a crane |
| US5865426A (en) * | 1996-03-27 | 1999-02-02 | Kazerooni; Homayoon | Human power amplifier for vertical maneuvers |
| DE29712462U1 (de) * | 1997-07-15 | 1997-09-11 | Münnekehoff, Gerd, 42857 Remscheid | System zum Steuern der Bewegungen einer Lasthebevorrichtung |
| JP3504507B2 (ja) * | 1998-09-17 | 2004-03-08 | トヨタ自動車株式会社 | 適切反力付与型作業補助装置 |
-
1999
- 1999-02-11 DE DE29902364U patent/DE29902364U1/de not_active Expired - Lifetime
-
2000
- 2000-02-10 AU AU29093/00A patent/AU2909300A/en not_active Abandoned
- 2000-02-10 JP JP2000598439A patent/JP2002536274A/ja active Pending
- 2000-02-10 EP EP00907537A patent/EP1328461B1/de not_active Expired - Lifetime
- 2000-02-10 WO PCT/EP2000/001067 patent/WO2000047512A2/de not_active Ceased
- 2000-02-10 KR KR1020017010186A patent/KR100630351B1/ko not_active Expired - Fee Related
- 2000-02-10 DE DE50008553T patent/DE50008553D1/de not_active Expired - Lifetime
- 2000-02-10 AT AT00907537T patent/ATE281398T1/de not_active IP Right Cessation
- 2000-10-02 US US09/913,369 patent/US6974044B1/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3862144B1 (de) | 2020-02-05 | 2023-11-08 | BARRUS GmbH | Manipulator zum anordnen an einem fahrzeug sowie verfahren zum bewegen und/oder sichern eines manipulators |
Also Published As
| Publication number | Publication date |
|---|---|
| US6974044B1 (en) | 2005-12-13 |
| AU2909300A (en) | 2000-08-29 |
| ATE281398T1 (de) | 2004-11-15 |
| JP2002536274A (ja) | 2002-10-29 |
| EP1328461A2 (de) | 2003-07-23 |
| KR20010105348A (ko) | 2001-11-28 |
| WO2000047512A3 (de) | 2003-05-15 |
| KR100630351B1 (ko) | 2006-10-02 |
| DE29902364U1 (de) | 2000-07-20 |
| DE50008553D1 (de) | 2004-12-09 |
| WO2000047512A2 (de) | 2000-08-17 |
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