WO2021104891A1 - Appareil de manutention pour la manutention de palettes sur une machine-outil placée sur une surface de base - Google Patents

Appareil de manutention pour la manutention de palettes sur une machine-outil placée sur une surface de base Download PDF

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Publication number
WO2021104891A1
WO2021104891A1 PCT/EP2020/081936 EP2020081936W WO2021104891A1 WO 2021104891 A1 WO2021104891 A1 WO 2021104891A1 EP 2020081936 W EP2020081936 W EP 2020081936W WO 2021104891 A1 WO2021104891 A1 WO 2021104891A1
Authority
WO
WIPO (PCT)
Prior art keywords
pallet
guides
section
handling device
carrier
Prior art date
Application number
PCT/EP2020/081936
Other languages
German (de)
English (en)
Inventor
Alfred Geissler
Robert Jung
Original Assignee
Deckel Maho Pfronten Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Deckel Maho Pfronten Gmbh filed Critical Deckel Maho Pfronten Gmbh
Publication of WO2021104891A1 publication Critical patent/WO2021104891A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/14—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines
    • B23Q7/1426—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines with work holders not rigidly fixed to the transport devices
    • B23Q7/1431—Work holder changers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
    • B23Q1/56—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism
    • B23Q1/60—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism two sliding pairs only, the sliding pairs being the first two elements of the mechanism
    • B23Q1/62—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism two sliding pairs only, the sliding pairs being the first two elements of the mechanism with perpendicular axes, e.g. cross-slides
    • B23Q1/621—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism two sliding pairs only, the sliding pairs being the first two elements of the mechanism with perpendicular axes, e.g. cross-slides a single sliding pair followed perpendicularly by a single sliding pair

Definitions

  • the present invention relates to a handling device for handling a pallet on a machine tool set up on a base.
  • the present invention also relates to a system comprising the handling device according to the invention and a transport device.
  • the handling device made it possible to provide an automation solution that can be used flexibly in a simple manner, with which even the heaviest workpieces can be efficiently fed to the respective machine tool. It is a particularly advantageous aspect that the pallet drive for moving / moving the pallet on the handling device can move the pallet without problems in both directions on the handling device and can easily be brought into engagement with the pallet. Another advantage of the pallet drive is that reliable engagement in the pallet is also ensured by the fact that the point of engagement of the pallet drive is on the
  • Handling device is not shifted, but always remains in its place and is not moved with the pallet. Another significant advantage of the handling device provided is that the pallet is on both sides of the
  • Machine tool or a transport device (e.g. driverless transport device, etc.) in order to further expand the automation of the process chain or to keep it expandable.
  • a transport device e.g. driverless transport device, etc.
  • the carrier platform has a second pallet carrier section, which has at least two second guides for guiding an additionally pickable pallet, which are aligned parallel to the at least two second guides of the first pallet carrier section and through which the additionally pickable pallet can be positioned with respect to the carrier platform, the second pallet carrier section having a pallet drive which is set up to move the pallet that can additionally be picked up by the second pallet carrier section bidirectionally on the at least two second guides so that the additionally pickable pallet can be positioned in a transport position, with the additional pallet that can be picked up is completely supported in the transport position by the at least two second guides, and so that the pallet that can also be picked up is carried by the traversing e movement can be transferred to guides of the machine tool via a first end section of the second pallet carrier section.
  • a larger number of pallets can be transported or temporarily stored at the same time and accordingly fed to one or even more machine tools.
  • this allows one pallet carrier section to interact with the machine tool, while the other pallet carrier section can interact with the transport device.
  • each of the pallet carrier sections to be moved and positioned in the corresponding transfer position relative to the machine tool or the transport device by positioning the carrier platform through the first guides in order to be able to interact accordingly with the machine tool or the transport device.
  • the handling device according to the invention can also be advantageously developed in that, in the first transfer position of the first or second pallet carrier section, the at least two second guides of the respective Pallet support section are positioned substantially in alignment with the guides of the machine tool.
  • the handling device according to the invention can in particular be advantageously developed in that the pallet drive has at least one driven gear wheel, in particular a helical gear wheel, which can be brought into engagement with a rack provided on the pallet that can be picked up or additionally picked up.
  • the pallet drive has at least one driven gear wheel, in particular a helical gear wheel, which can be brought into engagement with a rack provided on the pallet that can be picked up or additionally picked up.
  • pallets can be transferred between the individual machines (or devices / devices) in the simplest possible way, since only the gear wheel to the next Unit needs to engage in the rack of the pallet to move the pallet. No laborious threading (or similar) of the drive into the pallet is necessary for this.
  • the handling device according to the invention can also be advantageously developed in that the pallet drive is arranged between the at least two second guides of the first or second pallet carrier section.
  • the handling device can also be advantageously developed in that the pallet drive is arranged to the side of the at least two second guides of the first or second pallet carrier section.
  • the pallet drive can be provided at a wide variety of locations on the respective pallet carrier section. Only the rack of the pallet has to be matched to the position of the pallet drive.
  • the handling device can advantageously be further developed in that the pallet drive of the first or second pallet carrier section comprises at least two driven gear wheels which are arranged on opposite sides relative to the at least two second guides of the first and second pallet carrier section and which are connected with two the racks provided for the receivable or additionally receivable pallet can be brought into engagement.
  • a clear advantage of the handling device according to the invention is that it can interact not only on one side with another unit (for example machine tool), but also on the opposite side with another unit (for example the transport unit) and can transfer pallets.
  • another unit for example machine tool
  • another unit for example the transport unit
  • the handling device can serve as a buffer while the machine tool is machining a workpiece on a pallet and the transport device is already bringing the next workpiece to be machined or transporting the workpiece that has already been machined to a storage location, for example.
  • the pallet drive for moving / moving the pallet on the handling device can move the pallet in both directions on the handling device without problems and can easily be brought into engagement with the pallet.
  • the handling device according to the invention can also be advantageously further developed in that the first or second pallet carrier section can be positioned in a second transfer position by positioning the carrier platform along the machine tool, with a transfer of the receivable or additional pallet carrier section in the second transfer position of the first or second pallet carrier section receivable pallet between the first or second pallet carrier section and the device, in particular the transport device, can be carried out.
  • the handling device according to the invention can also be advantageously developed in that in the second transfer position of the first or second pallet carrier section the at least two second guides of the respective pallet carrier section are positioned essentially in alignment with the guides of the device, in particular the transport device.
  • a pallet picked up via the second end section of the respective pallet carrier section can be transferred to the first end section and via the first end section to the corresponding unit (for example machine tool or transport device).
  • freely movable transport devices such as driverless transport systems / vehicles that are not rail-bound
  • the system according to the invention can advantageously be further developed in that the first or second pallet carrier section of the handling device can be positioned in a second transfer position by positioning the carrier platform opposite the transport device, and / or the transport device by positioning the movable platform opposite the first or second Pallet carrier section of the handling device can be positioned in a second transfer position, in the second transfer position a transfer of the pickable or additionally pickable pallet between the first or second pallet carrier section and the transport device can be carried out.
  • Another advantage of the pallet drive is that reliable engagement in the pallet is also ensured by the fact that the point of engagement of the pallet drive on the handling device is not shifted, but always remains in its place and is not moved with the pallet.
  • Another significant advantage of the handling device provided is that the pallet is on both sides of the
  • Handling device to various units such as a
  • FIG. 3 shows schematically the machine bed of the machine tool
  • Pallet carrier section of the carrier platform in a transfer position with the machine tool
  • 4b shows schematically the pallet at the moment of transfer from the machine tool to the handling device
  • Handling device stored pallet has been finally positioned in the work area of the machine tool
  • Fig. 6 shows schematically a machine tool with a
  • the machine bed 1200 which is set up on a base, for example, is very solid and rigid in order to be able to carry the sometimes high masses that the workpiece W to be machined can have without any significant deformation to learn, which could be reflected in a poorer machining result of the workpiece W.
  • workpieces weighing up to 30 tons (or more) can sometimes be machined.
  • a pallet 100 which is arranged below the work spindle 1300 in the machine bed 1200 and which carries the workpiece W.
  • This pallet 100 can be moved out of the machine bed 1200 by a corresponding mounting and a corresponding drive (both not shown here) in order to transfer the pallet 100, for example, to the handling device (also not shown here, see, for example, FIG. 2).
  • FIG. 2 schematically shows a machine tool 1000 with a handling device 2000 for handling pallets 100.
  • the handling device 2000 has a drive 2110 (not shown here, see FIG. 3) and at least two first guides 2100 (not shown here, see, for example, FIG. 3), which are set up, for example, on the base and on which a carrier platform 2200 relative to the machine tool 1000 on the side of the machine tool 1000 can be moved along.
  • the machine tool 1000 also has guides 1220 on which the pallet 100 can be stored in order to move it within the machine tool 1000 or to transfer the pallet 100 to the handling device 2000.
  • the guides 1220 of the machine tool 1000 are essentially aligned with the at least two second guides 2500 of the at least one pallet carrier section 2300, 2400 so that the pallet 100 is transferred from the one guides 1220 to the other guides 2500 without any problems can be.
  • the guides 1220/2500 there must only be a small gap, since otherwise the pallet 100 could potentially jump out of the guides 1220/2500.
  • the guides 1220 of the machine tool 1000 are shown, which carry a pallet 100.
  • the at least two second guides 2500 of the pallet carrier section 2300 (first pallet carrier section) are aligned / positioned in the first transfer position of the first pallet carrier section 2300 essentially in alignment with the guides 1220 of the machine tool 1000. This is done essentially by positioning the carrier platform 2200 on the at least two first guides 2100 along the machine tool 1000 by means of the drive 2110.
  • the second pallet carrier section 2400 of the carrier platform 2200 is shown, which in turn has at least two second guides 2500, which are aligned essentially parallel to the at least two second guides 2500 of the first pallet carrier section 2300 and on which a further / additional pallet 100 is mounted.
  • the pallet 100 which is carried by the second pallet carrier section 2400, is in a transport position so that the at least two second guides 2500 of the second pallet carrier section 2400 completely carry the pallet 100.
  • pallet drives 2310, 2410 are provided which, in engagement with the pallet 100, can move the pallet accordingly into the transport position, or can transfer the pallet to the machine tool 1000 if the first or the second pallet carrier section 2300, 2400 is in a transfer position (here first transfer position) with the machine tool 1000.
  • the pallet drives 2310, 2410 can have driven gears, in particular helical gears, which are inserted into a correspondingly configured rack 110, which is attached to the respective Pallet 100 is provided, can intervene in order to move the pallet 100 accordingly.
  • FIG. 5 b it is now shown how the pallet 100, which was located in the machine tool 1000, has been transferred to the second pallet carrier section 2400 of the handling device 2000.
  • 5c now shows how the carrier platform 2200 was moved / positioned on the at least two first guides 2100 so that the first pallet carrier section 2300, which already carries another pallet 100, has now been positioned in a first transfer position with the machine tool 1000 and accordingly the at least two second guides 2500 of the first pallet carrier section 2300 are aligned / positioned in alignment with the guides 1220 of the machine tool 1000.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Feeding Of Workpieces (AREA)

Abstract

La présente invention concerne un appareil de manutention (2000) pour la manutention de palettes (100) sur une machine-outil (1000) placée sur une surface de base, comprenant : au moins deux premiers guides (2100), qui peuvent être placés sur la surface de base à côté de la machine-outil (1000), et une plate-forme de support (2200), qui peut être positionnée le long d'un côté de la machine-outil (1000) par rapport à la machine-outil (1000) au moyen d'un mécanisme d'entraînement (2110) et desdits premiers guides (2100), la plate-forme de support (2200) comprenant une première partie de support de palette (2300), qui comporte au moins deux seconds guides (2500) pour guider une palette (100) à recevoir, lesdits seconds guides (2500) étant orientés sensiblement à angle droit par rapport auxdits premiers guides (2100) et pouvant positionner la palette (100) à recevoir par rapport à la plate-forme de support (2200), et la première partie de support de palette (2300) comportant un mécanisme d'entraînement de palette (2310), qui est conçu pour déplacer la palette (100) à recevoir par la première partie de support de palette (2300) de manière bidirectionnelle sur lesdits seconds guides (2500) de telle sorte que la palette (100) à recevoir peut être positionnée dans une position de transport, la palette (100) à recevoir étant entièrement transportée par lesdits seconds guides (2500) dans la position de transport, et de telle sorte que la palette (100) à recevoir peut être transférée vers des guides (1220) de la machine-outil (1000) par l'intermédiaire d'une première partie d'extrémité de la première partie de support de palette (2300) sous l'effet du déplacement.
PCT/EP2020/081936 2019-11-28 2020-11-12 Appareil de manutention pour la manutention de palettes sur une machine-outil placée sur une surface de base WO2021104891A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019132392.4 2019-11-28
DE102019132392.4A DE102019132392A1 (de) 2019-11-28 2019-11-28 Handhabungsvorrichtung zur handhabung von paletten an einer auf einer grundfläche aufgestellten werkzeugmaschine

Publications (1)

Publication Number Publication Date
WO2021104891A1 true WO2021104891A1 (fr) 2021-06-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2020/081936 WO2021104891A1 (fr) 2019-11-28 2020-11-12 Appareil de manutention pour la manutention de palettes sur une machine-outil placée sur une surface de base

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Country Link
DE (1) DE102019132392A1 (fr)
WO (1) WO2021104891A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57201150A (en) * 1981-06-04 1982-12-09 Eba Kogyo Kk Pallet transfer mechanism of machine tool
JPS618263A (ja) * 1984-06-22 1986-01-14 Daifuku Co Ltd 自走搬送台車装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57201150A (en) * 1981-06-04 1982-12-09 Eba Kogyo Kk Pallet transfer mechanism of machine tool
JPS618263A (ja) * 1984-06-22 1986-01-14 Daifuku Co Ltd 自走搬送台車装置

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DE102019132392A1 (de) 2021-06-02

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