EP3476685A1 - Système de transfert monorail - Google Patents

Système de transfert monorail Download PDF

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Publication number
EP3476685A1
EP3476685A1 EP18000848.4A EP18000848A EP3476685A1 EP 3476685 A1 EP3476685 A1 EP 3476685A1 EP 18000848 A EP18000848 A EP 18000848A EP 3476685 A1 EP3476685 A1 EP 3476685A1
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EP
European Patent Office
Prior art keywords
transfer system
running rail
trolley
drive unit
sections
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.)
Withdrawn
Application number
EP18000848.4A
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German (de)
English (en)
Inventor
Günther Zimmer
Martin Zimmer
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Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of EP3476685A1 publication Critical patent/EP3476685A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
    • B61B3/00—Elevated railway systems with suspended vehicles
    • B61B3/02—Elevated railway systems with suspended vehicles with self-propelled vehicles

Definitions

  • the invention relates to a monorail transfer system with at least one guided and mounted on a rail transport cart.
  • WO 2012/150036 A1 is a carriage with a brake module for a gravity conveyor known.
  • the guided between two rails carriage has a front axle, which is surrounded by the wheels of a housing in which a brake module is arranged.
  • a brake module In the brake module sit two meshing gears, one of which is mounted on the front axle.
  • the gears pump as a gear pump, the hydraulic oil via a throttle point in a cycle.
  • Such brake modules can not be used in carriages that are in Clean rooms or food processing plants are used.
  • the present invention is based on the problem, a monorail transfer system for u.a. To provide sloping routes in the transport trolley for workpieces as economically as possible workpieces or other payloads safely transport.
  • the running rail is laid along a trajectory having horizontal sections, slope sections and / or lifting sections.
  • the trolley has the running rail contacting wheels, of which at least one of force or positive engagement with the running rail is in operative connection.
  • the at least one wheel has an electric drive with at least one electric drive unit.
  • the drive unit is designed for motor and generator operation.
  • the trolley has an energy storage, which is loaded on the one hand by falling in the generator operation drive unit on falling inclination sections and on the other hand, at least on horizontal sections of the trajectory is discharged by the motor drive connected in the drive unit.
  • the trolley has a drive unit control, a computing and storage unit and at least one sensor.
  • the monorail transfer system has a single track rail.
  • the latter consists of a steel or an aluminum profile, which, depending on the task, consists of straight pieces, of bows Turnouts or composed of intersections. Possibly.
  • the individual rail pieces are connected to each other via dilatation elements, so as to reduce the effect of rail thermal expansion.
  • the rail may be suitable to carry and guide trolleys that sit on top of the running rail or hanging under the running rail.
  • the trolleys are driven by their drive unit by an electric motor.
  • the drive unit is usually powered from entrained energy storage with energy. Possibly. or also in sections - for the electrical supply of the drive unit - the running rail with a, e.g. be equipped with a low voltage busbar.
  • the potential energy of the trolley and the transported workpieces - when entering a slope of the transport path - in parts of the system first in kinetic energy and thereby at least partially to largely converted in the drive unit into electrical energy.
  • the downward movement of the workpiece is regulated or braked unregulated.
  • the conversion into kinetic energy takes place in the rail-bound transport in the drive train of the workpiece-carrying trolley.
  • the drive train on at least one rolling on the running rail by means of force, friction and / or positive connection in rotation offset Transportwagenrad.
  • This wheel drives the drive unit used here as a generator with possibly upstream transmission.
  • the generated generator current is then collected in an energy store in order to drive the trolley - at least on the horizontal lines supportive - to drive.
  • the residence times can be shortened in optionally installed in the rail charging stations.
  • the monorail transfer system is a self-sufficient and largely wear-free system.
  • FIG. 1 shows a short section of a running rail (10) in which an example lovedrädriger transport vehicle is mounted.
  • the running rail (10) is in each case the real part of a geometric trajectory (30) which lies substantially in at least one horizontal plane (31, 32) apart from shorter ascending or descending trajectories (23, 22).
  • the running rail (10) is here, for example, an I-profile steel girder according to DIN 1025. It consists of a lower tension flange (11), an upper pressure flange (13) and a both flanges (11, 13) at a distance holding web (12). , The two flanges (11, 13) are aligned parallel to each other and are each plate-shaped, so that the top and bottom of the individual flange are parallel to each other in parallel planes.
  • the web (12) is oriented vertically and arranged centrally between the two flanges (11, 13).
  • the geometric center of the I-profile cross section (14) is cut perpendicularly from the core (15) of the running rail (10).
  • the soul (15) is part of an abstract trajectory (30), cf. Figures 2 and 3 , When laying the running rail (10) of the web (12) of the I-profile (10) is usually aligned vertically. A deviation of the web inclination of up to three degrees with respect to the vertical is conceivable.
  • the FIG. 2 shows a running rail (10) of a monorail transfer system, which is laid, for example in the form of a closed oval, which is partially on two different horizontal planes.
  • the monorail transfer system is designed as a monorail.
  • the running rail (10) is suspended, for example, by means of vertically oriented support tubes (26), as shown by way of example for the semiaircularly curved running rail (10) in the upper plane.
  • the running rail (10) has at the pressure flange (13) mounted support tubes (26), which are equipped for ceiling mounting eg with square flange (27).
  • the core (15) of the mounting rail (10) forms a closed trajectory (30) with continuous transitions between the path curvatures in three-dimensional space.
  • the soul (15) includes in some areas in the lower part of the trajectory a lower level (31) and higher Track section an upper level (31). Between the two planes (31, 32) there is, for example, a third, inclined plane (33) which theoretically intersects the two planes (31, 32) in two parallel straight lines which are transverse to the oval.
  • the inclined plane (33) is also bounded by two eg parallel, rectilinear sections of the soul (15), cf. FIG. 2 .
  • the surfaces between the planes (31, 33) and (33, 32) are parts of a cylinder jacket whose respective arc merges tangentially into the planes (31, 33) and (33, 32) enclosing it.
  • the straight sections of the running rail (10) for example, continuously merge into one another by means of, for example, circular arc sections (24) located in vertical planes.
  • the FIG. 1 schematically shows a trolley (60), which is guided on the running rail (10) of the monorail transfer system out.
  • the trolley (60) consists essentially of a chassis (61) and a payload (9) receiving the base plate (77).
  • the base plate (77) is here, for example, a flat rectangular, under the running rail (10) hanging plate.
  • On the two longitudinal sides (78) of the base plate (77) are each mounted two upwardly projecting support rods (79).
  • Each two support rods (79) of a longitudinal side (78) of the base plate (77) carry a longitudinal spar (63, 64).
  • Each longitudinal spar (63, 64) supports a front and rear dolly wheel (67, 78).
  • the center lines (69) of the individual carrying dolly wheels (67, 78) are ideally aligned perpendicular to the web (12) of the running rail (10).
  • the carrying wheels (67, 68) stand up the pull flange (11) of the running rail (10). Except for the front lying in Figure 1 wheel, which is a drive wheel (68), all support wheels (67) - eg roller bearings - mounted on a respective longitudinal spar (63, 64) supporting axle (65).
  • each two support wheels (73) are arranged, the web (12) of the running rail (10) at least temporarily when moving trolley (60) contact rolling.
  • the center lines (74) of the support wheels (73) are - at least on a straight portion of the running rail (10) - oriented perpendicular to the pull flange (11) of the running rail (10).
  • the support wheels (73) sit e.g. roller-mounted on rigid support axles (72). The latter are each supported by a to the web (12) of the running rail (10) oriented towards cantilever (71).
  • Each two cantilevers (71) are attached to a longitudinal spar (63, 64).
  • the support wheels (73) on the chassis (61) are usually arranged so that the clear distance between two - by the web (12) separated - mirror-inverted support wheels (73) is several tenths of a millimeter greater than the maximum wall thickness of the web ( 12) of the running rail (10). Consequently, the trolley (60) is transverse to the direction of travel (5) with play on the web (12).
  • the support wheels (73) can rest elastically biased on the web (12) and thus guide the trolley (60) without lateral play.
  • the elastic bias can be done by a resilient supporting the Abstützson (73) or a part of the Abstützson on the chassis (61).
  • the support wheels (73) in rigid mounting on the chassis (61), for example, due to an elastic tires slightly biased rest on the web (12).
  • FIG. 1 the front drive wheel (68) by means of a drive shaft (85) in the longitudinal spar (64) is mounted.
  • the drive shaft (85) carries at its free end a drive shaft gear (84).
  • the drive wheel (68) is thus a drive element of the downstream drive unit (80).
  • the drive unit (80) is mounted on the longitudinal spar (64) parallel to the drive shaft (85) above it.
  • an aggregate gear (83) which meshes with the drive shaft gear (84).
  • the unit gear (83) is only larger than the drive shaft gear (84) by way of example.
  • the drive unit (80) and the two gears (83, 84) are surrounded by a kind of housing forming guard (86).
  • the drive unit (80) is equipped, for example, with a tachogenerator (82).
  • the tachogenerator generates a DC voltage that is largely proportional to the speed. This voltage represents a speed value.
  • the tachogenerator also a resolver, an incremental encoder or an alternator can be used.
  • the individual transport trolleys are equipped at the front and at the back with loading buffers in order to use individual transport trolleys even when pushing.
  • a towing bracket In order to be able to tow the trolley (60), for example, on uphill sections (23) to support its own drive, if necessary, it has a towing bracket.
  • the latter consists of a tractor arm (75) and a towing bolt (76).
  • the tractor arm (75) is after FIG. 1 attached to the right longitudinal spar (64) projecting vertically upwards.
  • the horizontally oriented, cylindrically shaped towing bolt (76) is rigidly arranged.
  • the towing bolt (76) is oriented perpendicular to the direction of travel (5) of the trolley (10).
  • the towing bracket (75, 76) is required for a drag lift (40), as it parallel to the slope distance (23) of the trajectory (30) to FIG. 2 is shown.
  • a drag lift (40) shown There is a drag lift (40) shown.
  • the drag lift (40) consists essentially of a driven traction means (46), which is arranged along the running rail (10) in the region of a slope distance (23).
  • the traction means (46) is, for example, a toothed belt, a flat belt, a V-belt or a link chain, on whose load and idler strand (47,48) each outwardly projecting driving webs (49) are arranged.
  • the traction means (46) is wound around a drive roller (42) and a deflection roller (44).
  • Both rollers (42, 44) have the same diameter and lie in one plane.
  • the center lines of the rollers (42, 44) are aligned transversely to the direction of travel (5) of the trolley (10) and parallel to the towing bolt (67) of the tractor plow.
  • the rollers (42, 44) are - viewed transversely to the direction of travel (5) - positioned approximately centrally above the pressure flange (13) of the running rail (10).
  • the load run (47) runs parallel to the pressure flange (13).
  • the distance between the towing bolt (76) and the load run (47) is selected so that the load strand (47) rests on the towing bolt (76) with a small clearance of eg 0.1 to 0.5 mm. Possibly. is the back to the Leertrum (48) oriented rear of the load run (47) guided along a slide, which prevents pushing away of the load run (47) upwards.
  • the drive roller (42) is non-rotatably mounted on the transmission shaft of an example electromechanical traction mechanism drive (41) which is mounted in a lower flange (43).
  • the pulley (44) is mounted in an upper flange (45) e.g. roller-mounted and possibly parallel to the pressure flange (13) of the running rail (10) - arranged to tension the traction means (46) - spring-loaded displaceable.
  • the drag lift (40) recognizes the approach of the transport carriage (60) by means of special sensors, which triggers the pulling means (46) to approach.
  • the trolley (60) is automatically meshed and pulled up.
  • the traction mechanism drive (41) also shuts off again under sensor control.
  • the FIG. 3 shows a guide rail (10), which is laid along a quasi-closed trajectory (30).
  • the guide rail (10) has no beginning and no end. However, it has a point of discontinuity, eg in the form of a lift (50).
  • a further rail section is, for example, by the elevator (50) spaced example vertical rail offset.
  • the upper level (32) is connected directly to the lower level (31) only via a downslope (22) located in the front area.
  • the lifting rail (51), as a central component of the elevator (50), is movable up and down along an eg vertically oriented guide frame (52) between the two planes (31, 32).
  • the lifting rail (51) has the same cross-sectional profile as the running rail (10). Its length is chosen in the embodiment so that it can accommodate a trolley (60).
  • a guide carriage (57) On the fixed guide frame of the elevator (50) has two mutually parallel guide rails (53) are mounted. On these guide rails (53) is a guide carriage (57) stored up and down.
  • the guide carriage (57) has a - not shown here - spindle nut.
  • a threaded spindle (55) is screwed, which is mounted between the two guide rails (57) on the guide frame (52).
  • a gear box (54) is arranged by a on the threaded spindle (55) acting gear is housed.
  • an electric lifting drive (56) On the gear box (54) sits an electric lifting drive (56) which is coupled to the gear of the threaded spindle (55).
  • a stop sensor (59) is arranged next to the running rail (10) in front of the elevator (50).
  • the stop sensor (59) communicates with one of the two sensors (122) of the trolley (60) to stop the trolley (60) and move the lifting rail (51) - if not already done - into the lower position.
  • the transport carriage (60) moves automatically on the lifting rail (51) to be lifted to the upper level (32).
  • FIG. 4 a simplified function diagram of the control of the monorail transfer system is shown as a flow chart with graphical symbols.
  • the rotating parts of the chassis ie the drive wheel (68), the gear (83,84) and the drive unit (80) are shown together with its rotary encoder (82).
  • the drive unit (80) is, for example, a DC drive, which, if necessary, operates without changing the interconnection as a motor or as a generator for the recuperation and thus provides a driving or a braking torque.
  • the power plant (80) serves to accelerate and maintain the carriage (60) while maintaining it in braking mode, e.g. when descending in a downward slope (22), is used as a generator for power feedback.
  • a two-quadrant operation can be sought as the operating mode of the drive assembly (80).
  • the operating mode of the drive assembly (80) one uses here e.g. Single-phase converter in fully controlled version.
  • the mechanical energy converted into electrical energy is fed via an inverter operating as an inverter into an energy store (113) or a grid.
  • the transport carriage (60) on the running rail (10) is moved by the electric motor in both directions and at the same time the drive unit (80) is used as a generator in oppositely inclined gradients, the unit is in the Four-quadrant operation activated.
  • This requires, for example, a reversing converter circuit, in which two fully-controlled converters are connected in antiparallel. To avoid short circuits, the two converters are locked against each other with a blocking logic.
  • the cited circuits are in the function diagram FIG. 4 Part of the engine governor (112).
  • an energy store (113) accommodated in the transport carriage (60) is preferably charged.
  • the latter which is possibly connected in parallel to support the trolley range, a battery is usually an accumulator, a high-capacitance capacitor or a combination of the two.
  • the trolley (60) may be connected via a receiver (115), e.g. in the form of a coupling coil, which forms part of a wireless energy transmission in the wake.
  • a receiver (115) e.g. in the form of a coupling coil, which forms part of a wireless energy transmission in the wake.
  • an accumulator loading area along or parallel to the trajectory (30), e.g. on a siding or siding, serving as a transmitter (117) of a feed module (116) coupling coils are installed, over which the trolley (60) with its receiver (115) is turned off for a certain loading time.
  • the two closely spaced coupling coils are inductively coupled, with the magnetic flux generated by the transmitter inducing an AC voltage in the receiver-side coupling coil.
  • the AC voltage is rectified a dolly-side charge controller (114), which in turn charges the energy storage (113).
  • the energy storage device (113) is followed by a transport vehicle-specific power supply unit (118), which is responsible for supplying power to a computing and storage unit (111), the sensors (121, 122, 127). and all other electronic assemblies as well as for any existing communication with the native environment provides the required voltage and current type.
  • a transport vehicle-specific power supply unit (118) which is responsible for supplying power to a computing and storage unit (111), the sensors (121, 122, 127). and all other electronic assemblies as well as for any existing communication with the native environment provides the required voltage and current type.
  • the electronics (110) of the transport carriage (60) are equipped with a computing and storage unit (CPU).
  • the computing and storage unit (111) has the task to read the data of the motor controller (112), the charge controller (114) and attached to the trolley sensors (121, 122, 127), including the data of the tachometer generator (82), and to feed the further processing.
  • the arithmetic and storage unit (111) starts and brakes the drive unit (80) at the workpiece loading and unloading stations, before elevators (50), before buffer blocks and at possibly existing points of the running rail (10).
  • the corresponding stops are, for example, with the position detection sensors (122), see. FIG. 1 , recognized. Acceleration ramps are available for positive acceleration and negative brake ramps and emergency ramps for negative acceleration.
  • the computing and storage unit (111) also controls the speed of the trolley (60) on the open track, both when driving and during braking. At the same time it controls the charging of the energy storage (113). This also includes the automatic activation of a possibly existing accumulator charging station.
  • a distance measuring sensor (127) is arranged at the front of the transport carriage (60).
  • the sensor (127) operates, for example, according to the ultrasonic measuring method.
  • a first in the sensor (127) integrated piezoelectric element radiates forward in the direction of travel (5) short ultrasonic pulses.
  • a second piezoelectric element of the sensor (127) registers the pulses reflecting on the preceding transporting trolley (60).
  • An electronic calculates the respective distance from the runtime.
  • a suitable reflection surface on the preceding trolley (60) is on the latter, after FIG. 1 , arranged at the rear end of the longitudinal spar (64), a reflector plate (128).
  • IR sensors instead of the ultrasonic sensors and radar sensors, IR sensors or the like can be used.
  • the electronics (110) of the individual trolley (60) may have a transmitting and receiving unit (131) for wireless communication.

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
EP18000848.4A 2017-10-31 2018-10-30 Système de transfert monorail Withdrawn EP3476685A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102017010089.6A DE102017010089A1 (de) 2017-10-31 2017-10-31 Einschienentransfersystem

Publications (1)

Publication Number Publication Date
EP3476685A1 true EP3476685A1 (fr) 2019-05-01

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EP18000848.4A Withdrawn EP3476685A1 (fr) 2017-10-31 2018-10-30 Système de transfert monorail

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110963217A (zh) * 2019-07-16 2020-04-07 承德光大输送机有限公司 一种物料运输线
CN112319511A (zh) * 2020-10-27 2021-02-05 山东能源重装集团泰装工程装备制造有限公司 一种单轨吊机车的驱动装置
US10974663B2 (en) 2017-10-26 2021-04-13 International Automotive Components Group Gmbh Trim part
CN113515076A (zh) * 2021-04-15 2021-10-19 淮北浚程机电设备有限公司 蓄电池单轨吊用隔爆兼本质安全型调速控制箱控制***
JPWO2021220636A1 (fr) * 2020-05-01 2021-11-04
WO2023147620A1 (fr) * 2022-02-04 2023-08-10 Tgw Mechanics Gmbh Procédé de commande de supports de transport et support de transport pour le transport de marchandises suspendues sur un dispositif de transport suspendu
WO2023147619A1 (fr) * 2022-02-04 2023-08-10 Tgw Mechanics Gmbh Dispositif de transport suspendu amélioré pour un système de préparation de commandes et support de transport pour le transport de marchandises suspendues

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JPS6025303U (ja) * 1983-07-26 1985-02-21 日本信号株式会社 搬送装置の給電装置
DE29724472U1 (de) * 1997-06-04 2001-08-02 Braeutigam Ruhrthaler Transpor Batteriebetriebene Triebkatze
WO2012150036A1 (fr) 2011-05-04 2012-11-08 Volkswagen Aktiengesellschaft Chariot comprenant un module de frein pour un transporteur à charge suspendue opérant par gravité
WO2013023332A1 (fr) * 2011-08-16 2013-02-21 江苏天奇物流***工程股份有限公司 Système de transport par chariot automatique
US20140158014A1 (en) * 2012-12-06 2014-06-12 Thomas Pumpelly Hybrid personal transit system
JP2017159711A (ja) * 2016-03-07 2017-09-14 ちぐさ技研工業株式会社 傾斜地用軌条電動車

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US5293308A (en) * 1991-03-26 1994-03-08 Auckland Uniservices Limited Inductive power distribution system
DE19723372A1 (de) * 1997-06-04 1998-12-10 Braeutigam Ruhrthaler Transpor Batteriebetriebene Triebkatze
US6371032B1 (en) * 1999-09-01 2002-04-16 Siemens Electrocom, L.P. Trolley with passive discharge mechanism
DE102011010544A1 (de) * 2011-02-07 2012-08-09 Eisenmann Ag Tragbahnförderer und Förderanlage mit einem solchen

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JPS6025303U (ja) * 1983-07-26 1985-02-21 日本信号株式会社 搬送装置の給電装置
DE29724472U1 (de) * 1997-06-04 2001-08-02 Braeutigam Ruhrthaler Transpor Batteriebetriebene Triebkatze
WO2012150036A1 (fr) 2011-05-04 2012-11-08 Volkswagen Aktiengesellschaft Chariot comprenant un module de frein pour un transporteur à charge suspendue opérant par gravité
WO2013023332A1 (fr) * 2011-08-16 2013-02-21 江苏天奇物流***工程股份有限公司 Système de transport par chariot automatique
US20140158014A1 (en) * 2012-12-06 2014-06-12 Thomas Pumpelly Hybrid personal transit system
JP2017159711A (ja) * 2016-03-07 2017-09-14 ちぐさ技研工業株式会社 傾斜地用軌条電動車

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10974663B2 (en) 2017-10-26 2021-04-13 International Automotive Components Group Gmbh Trim part
CN110963217A (zh) * 2019-07-16 2020-04-07 承德光大输送机有限公司 一种物料运输线
JPWO2021220636A1 (fr) * 2020-05-01 2021-11-04
WO2021220636A1 (fr) * 2020-05-01 2021-11-04 村田機械株式会社 Système de chariot terrestre guidé
EP4144567A4 (fr) * 2020-05-01 2024-05-29 Murata Machinery, Ltd. Système de chariot terrestre guidé
CN112319511A (zh) * 2020-10-27 2021-02-05 山东能源重装集团泰装工程装备制造有限公司 一种单轨吊机车的驱动装置
CN113515076A (zh) * 2021-04-15 2021-10-19 淮北浚程机电设备有限公司 蓄电池单轨吊用隔爆兼本质安全型调速控制箱控制***
CN113515076B (zh) * 2021-04-15 2022-09-09 淮北浚程机电设备有限公司 蓄电池单轨吊用隔爆兼本质安全型调速控制箱控制***
WO2023147620A1 (fr) * 2022-02-04 2023-08-10 Tgw Mechanics Gmbh Procédé de commande de supports de transport et support de transport pour le transport de marchandises suspendues sur un dispositif de transport suspendu
WO2023147619A1 (fr) * 2022-02-04 2023-08-10 Tgw Mechanics Gmbh Dispositif de transport suspendu amélioré pour un système de préparation de commandes et support de transport pour le transport de marchandises suspendues
AT525853A1 (de) * 2022-02-04 2023-08-15 Tgw Mechanics Gmbh Verbesserte Hängefördervorrichtung für ein Kommissioniersystem und Transportträger zum Transport von Hängeware
AT525861A1 (de) * 2022-02-04 2023-08-15 Tgw Mechanics Gmbh Verfahren zum Ansteuern von Transportträgern und Transportträger zum Transport von Hängeware an einer Hängefördervorrichtung

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