WO2005123295A1 - Dispositif de modification de position de pieces - Google Patents

Dispositif de modification de position de pieces Download PDF

Info

Publication number
WO2005123295A1
WO2005123295A1 PCT/EP2005/006573 EP2005006573W WO2005123295A1 WO 2005123295 A1 WO2005123295 A1 WO 2005123295A1 EP 2005006573 W EP2005006573 W EP 2005006573W WO 2005123295 A1 WO2005123295 A1 WO 2005123295A1
Authority
WO
WIPO (PCT)
Prior art keywords
tooling
crossbar
cylinder
press
stop
Prior art date
Application number
PCT/EP2005/006573
Other languages
German (de)
English (en)
Inventor
Ulrich Hermann
Original Assignee
Müller Weingarten AG
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 Müller Weingarten AG filed Critical Müller Weingarten AG
Publication of WO2005123295A1 publication Critical patent/WO2005123295A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/05—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work specially adapted for multi-stage presses

Definitions

  • the invention relates to a device for changing the position of workpieces in a transport device of a press, press line or the like. several processing stages.
  • Workpieces that require several work operations, such as forming or cutting, are usually produced on so-called multi-slide transfer presses or press lines.
  • the number of tools corresponds to the number of work stages that are required to produce the workpiece.
  • transport devices that transport the workpieces from one processing station to the next.
  • gripper or support rails which extend over the entire press length, are moved, for example, with cam-controlled drives.
  • gripper or holding elements On these rails there are gripper or holding elements with which the workpieces are held during transport.
  • This type of construction is characterized on the one hand by the high level of operational safety, but on the other hand by the very large moving masses with correspondingly large drives.
  • the transport systems of the newer generation according to DE 100 09 574 AI can carry out this change in position of the workpieces between the processing stations during transport.
  • the change in position can include the following axes of movement:
  • This object is based on a device for changing the position of workpieces according to the preamble of claim 1 by the characterizing features of claim 1 solved.
  • advantageous and expedient 'developments of the device are given.
  • the invention is based on the idea underlying the • 0 method of the workpieces transversely to the running direction with a 'to allow separate tooling system, (- ⁇ in further •' called “tooling" -.) Which by means of a ⁇ • adjusting device and preferably- a pneumatic cylinder can be moved in an axis transversely to the direction of travel on the cross traverse
  • the extension e.g. of a piston rod of the adjusting device, is limited by stops which are attached to the tooling and adjustable.
  • cross-beam When transporting or moving apart double parts, the cross-beam is divided into cross-beam halves, each of which forms a unit, consisting of cylinders, tooling and stops, which can be controlled or moved separately. If, on the other hand, large individual workpieces are transported using the same transport device and crossbar, the toolings of the two can
  • Crossbar halves are connected with a bridge and it is sufficient to use a cylinder to traverse the workpiece.
  • Figure 1 The top view of a crossbar with tooling device when transporting double parts.
  • Figure 2 side view of half of the crossbar.
  • Figure 3 The top view of the crossbar with tooling with spreading double parts.
  • Figure 1 shows the device for changing the position of workpieces 1 in plan view. You can see the crossbar 4 with the tooling 6 and the corresponding attachments.
  • the Transport device for the crossbar in its entirety is not shown here. For example, it corresponds to an arrangement as described in DE 100 09 574 AI by the applicant. Reference is expressly made to this for disclosure.
  • the device shown for changing the position of workpieces 1 can be used universally in all known transport devices.
  • the crossbeam 4 is usually a spherical, not shown
  • the tooling 6 with its holding means 13 is mounted on the crossbar 4 with a tooling adapter 5 so that it can be moved in a transverse manner.
  • the stops 9 and 10 which are manually adjustable, are attached to the tooling.
  • the position of the two stops 9 and 10 determines the end positions of the workpiece 11 to be moved along the longitudinal axis of the crossbar 4.
  • the tooling 6 is fastened to the crossbar 4 by means of a manual clamping device 17.
  • the adjusting cylinder, in particular the pneumatic cylinder 7, is firmly connected to the tooling 6 and in particular to the tooling adapter 5, in order to ensure easy interchangeability with the tooling.
  • the setting of the stops 9 and 10 uss can only be done once.
  • the tooling 6 is matched to the workpiece 11 by this setting and is exchanged with the tool during a tool change.
  • the crossbar 4 basically remains in the press.
  • the advantage here is that when changing tools, the tooling 6 only has to be fastened and positioned on the crossbar 4 by means of the tooling adapters 5. All workpiece-specific settings are omitted because they are already in Tooling 6 are included.
  • the tooling 6 of the right half of the device 3 with its holding means 13, the stops 9, 10 and the workpiece 11 is moved in the direction of the arrow 14 by extending the cylinder 7. The movement ends when the stop 9 moves against the stop 8 which is firmly connected to the crossbar.
  • dampers 12 are fastened on both sides of the stop. These can be designed, for example, as hydraulic damping elements.
  • the tooling 6 of the left half of the device 2 moves in the direction of the arrow 15 by extending a cylinder assigned to this half.
  • the right half of the device 3 is shown in side view.
  • the components of the device for changing the position 1 described above can be seen.
  • the arrangement of the adjusting cylinders 7 is clear in this view.
  • An adjusting cylinder 7 is assigned to each half of the device. In order to achieve a compact design, these are arranged one above the other in the middle of the device. It is also conceivable that the adjusting cylinders 7 are arranged at the respective outer ends of the crossbar.
  • the invention is not restricted to the exemplary embodiment described and illustrated. It also includes all professional designs within the scope of the claims.
  • the invention can also be used in the transverse movement of a single, large workpiece in which the two device halves 2, 3 are mechanically connected via a bridge.
  • the invention can be applied both to a tool change in which the crossbar 4 remains in the press and to a tool change in which the crossbar 4 is also replaced. Furthermore, it is also possible to have the tool change run fully automatically by coupling the tooling 6 to the piston rods of the pneumatic cylinders 7 instead of manually.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)

Abstract

L'invention concerne un dispositif permettant le déplacement horizontal de l'outil (6) d'une traverse (4) perpendiculairement à la direction de passage à l'aide de vérins pneumatiques (7) pour les dispositifs de transport dans les presses usinant le métal et comprenant plusieurs étages d'usinage et trains de presses.
PCT/EP2005/006573 2004-06-18 2005-06-17 Dispositif de modification de position de pieces WO2005123295A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004029563.8 2004-06-18
DE102004029563 2004-06-18

Publications (1)

Publication Number Publication Date
WO2005123295A1 true WO2005123295A1 (fr) 2005-12-29

Family

ID=34971196

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2005/006573 WO2005123295A1 (fr) 2004-06-18 2005-06-17 Dispositif de modification de position de pieces

Country Status (1)

Country Link
WO (1) WO2005123295A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04238633A (ja) * 1991-01-10 1992-08-26 Nissan Motor Co Ltd トランスファプレスのトランスファ送り装置
JPH04300036A (ja) * 1991-03-27 1992-10-23 Mitsubishi Motors Corp クロスバー式トランスファプレス
JP2003290850A (ja) * 2002-03-29 2003-10-14 Komatsu Ltd プレス機械のワーク搬送装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04238633A (ja) * 1991-01-10 1992-08-26 Nissan Motor Co Ltd トランスファプレスのトランスファ送り装置
JPH04300036A (ja) * 1991-03-27 1992-10-23 Mitsubishi Motors Corp クロスバー式トランスファプレス
JP2003290850A (ja) * 2002-03-29 2003-10-14 Komatsu Ltd プレス機械のワーク搬送装置

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 017, no. 005 (M - 1349) 6 January 1993 (1993-01-06) *
PATENT ABSTRACTS OF JAPAN vol. 017, no. 114 (M - 1377) 9 March 1993 (1993-03-09) *
PATENT ABSTRACTS OF JAPAN vol. 2003, no. 12 5 December 2003 (2003-12-05) *

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