EP3085470B1 - Agencement mecanique pour le traitement de pieces en forme de plaque, notamment des toles et procede de manipulation d'un produit traitè sur un tel agencement mecanique - Google Patents

Agencement mecanique pour le traitement de pieces en forme de plaque, notamment des toles et procede de manipulation d'un produit traitè sur un tel agencement mecanique Download PDF

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Publication number
EP3085470B1
EP3085470B1 EP16163842.4A EP16163842A EP3085470B1 EP 3085470 B1 EP3085470 B1 EP 3085470B1 EP 16163842 A EP16163842 A EP 16163842A EP 3085470 B1 EP3085470 B1 EP 3085470B1
Authority
EP
European Patent Office
Prior art keywords
workpiece
handling device
unloading
support
product
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.)
Active
Application number
EP16163842.4A
Other languages
German (de)
English (en)
Other versions
EP3085470A1 (fr
Inventor
Franz Kowal
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Trumpf Sachsen GmbH
Original Assignee
Trumpf Sachsen GmbH
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Filing date
Publication date
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Publication of EP3085470A1 publication Critical patent/EP3085470A1/fr
Application granted granted Critical
Publication of EP3085470B1 publication Critical patent/EP3085470B1/fr
Active legal-status Critical Current
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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
    • 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
    • B21D43/026—Combination of two or more feeding devices provided for in B21D43/04 - B21D43/18
    • 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
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/04—Centering the work; Positioning the tools
    • 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
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02—Stamping using rigid devices or tools
    • 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
    • B21D43/003—Positioning devices
    • 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
    • B21D43/027—Combined feeding and ejecting devices
    • 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
    • B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
    • B21D43/11—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers for feeding sheet or strip material
    • 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
    • B21D43/18—Advancing work in relation to the stroke of the die or tool by means in pneumatic or magnetic engagement with the work
    • 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
    • B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/06—Stripping-off devices

Definitions

  • a stationary punching station of the punching machine has a punching top tool on an upper frame limb of the punching machine and a punching lower tool lying opposite the punching top tool on a lower frame limb of the punching machine.
  • a support part of a horizontal workpiece support of the punching machine extends.
  • Workpieces to be machined are moved over the workpiece support for machining purposes relative to the stamping station.
  • a coordinate guide of the punching machine assumes the workpiece movement in a first axial direction of the horizontal workpiece movement plane.
  • the workpieces to be processed are moved by means of the workpiece support, which for this purpose is movably guided on the lower frame limb of the punching machine.
  • the loading and unloading device of the mechanical arrangement according to US 2003/0147729 A1 comprises a frame, a platform which can be raised and lowered on the frame in the vertical direction, and a gripper which is arranged above the platform and can be delivered in the horizontal direction.
  • the created machining product is moved by means of the coordinate guidance of the punching machine to the edge of one of the support parts of the workpiece support.
  • the platform of the loading and unloading device is arranged laterally next to the workpiece support of the punching machine in the vertical direction slightly below the workpiece support.
  • the workpiece support of the punching machine subsequently moves from a starting position via the platform of the loading and unloading device.
  • the gripper of the loading and unloading device is delivered in the horizontal direction until it can detect the edge of the stored from the workpiece support of the punching machine processing product.
  • the processing product is fixed to the gripper of the loading and unloading device, moves the workpiece support of the punching machine back to its original position. In this case, the relevant support part of the workpiece support is pulled out under the processing product and the processing product is placed under gravity on the underlying platform of the loading and unloading.
  • a workpiece support is provided with a discharge-side support part and a further support part, wherein the discharge-side support part can be adjusted in the vertical direction. If the two support parts are at a common level, they are aligned with each other and in particular a workpiece to be machined can be moved by means of the moving device of the mechanical arrangement according to the invention for processing purposes on the two support parts. If a stamping station is provided as the machining station of the mechanical arrangement and a coordinate guide is provided as the movement device, then the workpiece to be machined, for example a metal sheet to be machined, is delivered in a known manner with movements in a horizontal plane by means of the coordinate guide relative to the punching tool of the stamping station.
  • the workpiece to be machined is fixed as well as the machining product produced as a result of the workpiece machining.
  • processing products of a cutting in particular punching sheet metal processing are finished parts or skeletons and skeletons with it held on micro-joints finished parts in question.
  • the machining product is mounted on the further support part of the workpiece support.
  • the discharge-side support part of the workpiece support is lowered in the vertical direction to a discharge level. If the discharge-side support part of the workpiece support is at the unloading level, then the handling device can assume an unloading position laterally next to the further support part. In the unloading position, the handling device is arranged in the vertical direction such that a product support provided on the handling device for the processing product assumes a position relative to the further support part of the workpiece support, wherein the processing product mounted on the further support part and fixed to the movement device by means of the movement device the product support of the handling device can be transferred.
  • the movement device can therefore immediately with the unloading the workpiece support of the mechanical arrangement, the handling device loaded with the processed product.
  • the product support forms the upper limit of the handling device.
  • a lowering of the discharge-side support part of the workpiece support is provided against the action of a restoring force.
  • the restoring force causes after unloading the workpiece support an automatic lifting of the discharge-side support member from the discharge level to the initial level, in particular to the common level at which the two support parts of the workpiece support of the mechanical arrangement according to the invention are aligned.
  • a fixing device serves to secure the transferred to the handling device processing product against unwanted displacement, especially against falling.
  • the securing function of the fixing device is particularly important because the processing product must be removed by means of the handling device from the vicinity of the discharge side support part of the workpiece support before the discharge side support part of the workpiece support can be raised back to its initial level.
  • a fixing device in question for example, comes a clamping device.
  • the clamping device can be designed as a toggle mechanism.
  • the unloading aid by means of which the processing product is separated from the moving device, simultaneously forms the fixing device.
  • the taken over by the handling device processing product moves together with the handling device in an envelope position and starting from the envelope position by means of a transfer device to a product storage, for example, on a corresponding pallet, is transferred.
  • the transhipment device is designed in the case of Erfindungsbauart according to claim 8 as a stripping device.
  • the stripping device By means of the stripping device, the processing product deposited on the product support of the handling device is stripped off onto the product deposit, possibly on a product pallet.
  • the handling device in the case of a further preferred embodiment of the invention in the envelope position is disposed at a lower level than in the unloading position.
  • the product storage, which cooperates by means of the handling device moved into the envelope position, can accordingly be provided in a region of the mechanical arrangement according to the invention in which it does not obstruct the handling device located in the unloading position.
  • the handling device of the machine arrangement according to the invention not only for unloading but also for loading the workpiece support is used (claims 10, 17).
  • the discharge-side support part of the workpiece support at the same time forms a loading-side support part.
  • a workpiece to be machined which is to be supplied to the workpiece support of the mechanical arrangement, is fixed to the handling device by means of a holding device such that the workpiece to be machined is arranged on the underside of the handling device remote from the product support.
  • the handling device is moved to a loading position in which the handling device is located together with the workpiece to be transferred to the workpiece over the loading and unloading side support part. From the above the loading and unloading side support part arranged handling device, the workpiece is transferred to the loading and unloading side support part.
  • the handover of a workpiece to be processed from the handling device to the loading and unloading side part carried out on the underside of the handling device can take place simultaneously with the transfer of a processing product from the further support part to the product support of the handling device on the opposite side of the handling device by means of the movement device.
  • the loading and unloading side support part of the workpiece support at the time of loading with the workpiece to be machined is lowered to the unloading level.
  • the transfer of the workpiece to be machined to the workpiece support takes place only after it has been unloaded and thus after the machining product to be removed from the workpiece support has been moved onto the product support of the handling device.
  • this is first raised, wherein at the time of unloading the workpiece support lowered to the discharge level loading and unloading side support member is preferably raised simultaneously with the lifting movement of the handling device to the common level, on which the loading and unloading side support part with the other support part of the workpiece support is aligned.
  • a movement device is provided as a movement device for the workpiece and the machining product, which is located, for example, a conventional coordinate guide, on a common level of the support parts of the workpiece support level. If the arrangement of the movement device is adapted to the common level of the loading and unloading side support part and the further support part of the workpiece support, the workpiece to be transferred from the handling device to the loading and unloading side support part lies below the movement device during unloading of the workpiece support.
  • the handling device is lifted to a corresponding level in a loading position after unloading the workpiece support with the workpiece detachably held on the handling device, then the workpiece to be machined can be handled directly by the handling device, ie without prior release be transferred from the handling device and without prior storage on the loading and unloading side support part to the moving device. Detached from the handling device, the workpiece to be machined only after it has been fixed to the moving device. At the latest at this time, the loading and unloading side support part of the workpiece support should be raised to the common level. Immediately after releasing from the handling device, the workpiece can then be moved over the workpiece support in the manner required for machining by means of the movement device.
  • an arrangement of the handling device in the loading position is such that the workpiece fixed to the handling device and arranged on the underside of the handling device is movable toward the movement device with a horizontal transfer movement (claim 11).
  • a functionally reliable and with a kinematically simple workpiece movement feasible transfer of the workpiece to be machined from the handling device is guaranteed to the movement device.
  • the transfer of the workpiece to be machined to the movement device can be done exclusively by a corresponding movement of the handling device.
  • the workpiece holding device of the handling device permits movements of the workpiece held on the handling device in the workpiece plane (claim 12)
  • the workpiece fixed to the handling device can be aligned relative to the movement device in the workpiece plane in such a way that a secure transfer takes place of the workpiece is ensured by the movement device.
  • a loading aid serving for active workpiece transfer is provided, it being conceivable in accordance with the invention that the handling device and the loading aid each take over part of the workpiece transfer to the movement device.
  • the loading aid may be provided on the handling device.
  • the handling device is able to record a workpiece to be machined, which is to be supplied to the workpiece support on a workpiece tray.
  • the handling device is movable in a receiving position on the workpiece tray.
  • the handling device can both transfer a stored on the product support of the handling device processing product to a product storage for processing products and record a workpiece to be machined from a workpiece tray for workpieces to be machined.
  • the handling device is movable to the envelope position according to claim 7, for receiving a workpiece to be machined from the workpiece tray to the receiving position according to claim 14.
  • FIG. 1 comprises a machine arrangement 1 for punching processing of sheets as a processing station a punching machine 2 with a workpiece support 3 and a loading and unloading 4.
  • the workpiece support 3 consists of 2 support parts, in detail from a height-adjustable loading and unloading side support part 5 and a laterally beside it arranged further support part 6.
  • the loading and unloading device 4 comprises a portal-like support structure 7, a guide frame 8 movable on the portal-like support structure 7 in the vertical direction and a handling device in the form of a on the guide frame 8 in a horizontal direction (double arrow in FIG. 1 ) movable suction frame 9.
  • FIG. 1 Under the loading and unloading side support part 5 is in FIG. 1 to recognize a product tray in the form of a skeleton pallet 10.
  • the skeleton pallet 10 is arranged elevated relative to a raw sheet pallet 11.
  • the raw sheet pallet 11 forms a workpiece storage and stores a stack of raw sheets 12, which are to be supplied as workpieces to be processed of the punching machine 2. While the rough sheet pallet 11 rests stationary on the installation surface of the machine assembly 1, the skeleton pallet 10 in the horizontal direction between the position according to FIG. 1 and a position above the Rohblechpalette 11 back and forth process (double arrow in FIG. 1 ). All processes on the machine assembly 1 are by a in FIG. 1 indicated programmable numerical machine control NC controlled.
  • FIG. 1 shows the machine assembly 1 at a time at which a Jerusalemlautes on the workpiece support 3 and in FIG. 1 through the punching machine 2 and the portal-like support structure 7 of the loading and unloading 4 concealed blank sheet 12 is processed punching the punching machine 2.
  • the loading and unloading side support part 5 and the other support part 6 are at a common level and are aligned with each other in the horizontal direction accordingly.
  • the raw sheet metal 12 to be processed is moved over the workpiece support 3 for machining purposes and thereby both via the loading and unloading side support part 5 and the further support part 6. With the executed movements, the blank sheet 12 is delivered in the required manner with respect to the punching tool of the punching machine 2.
  • a moving device which is designed as a conventional coordinate guide 13.
  • FIG. 2 is the coordinate guide 13 with a cross member 14 and on the cross member 14 in the direction of a double arrow 15 movably guided transverse rail 16 can be seen.
  • FIG. 2 shows FIG. 2 the loading and unloading device 4 in an operating state in which the guide frame 8 with the suction frame 9 relative to the position according to FIG FIG. 1 is lowered.
  • the suction frame 9 is located in FIG. 2 in a recording position.
  • the vacuum suckers 18 of the suction pad 17 are activated and the raw plate 12 which is in contact with the vacuum suckers 18 is consequently fixed to the suction frame 9.
  • FIG. 2 Also visible are a toggle frame 9 attached to the toggle assembly 19 and a stripping device 20 which forms a transfer device and which comprises a scraper 21 which is guided on the guide frame 8 of the loading and unloading device 4 in the vertical direction.
  • the scraper 21 is in its upper end position.
  • FIG. 2 not shown is the sake of clarity, the in FIG. 1 below the loading and unloading side support member 5 arranged skeleton pallet 10th
  • the guide frame 8 of the loading and unloading device 4 is lifted so far with the suction frame 9 and the raw sheet 12 fixed thereto until the raw sheet 12 fixed to the suction frame 9 is arranged slightly above the loading and unloading side support part 5. Subsequently, the suction frame 9 moves together with the raw sheet 12 fixed thereto in the horizontal direction over the loading and unloading side support part. 5
  • a generated as a result of sheet metal processing and present as a product rest skeleton 22 is positioned by means of the coordinate guide 13 on the workpiece support 3, that it lies exclusively on the other support part 6. This results in the in FIG. 3 shown operating state of the machine assembly 1.
  • the skeleton 22 is in FIG. 3 and in the following FIGS. 4 to 9 only shown very schematically and accordingly without the created in the previous workpiece machining punched. With the punched holes, the skeleton grid 22 is in FIG. 10 shown.
  • the sucker frame 9 exerts on the loading and unloading side support part 5 a pressure, as a result of the loading and unloading side support member 5 lowers against the action of a restoring force.
  • the loading and unloading side support part 5 passes from the common with the other support part 6 level FIG. 3 to a discharge level ( FIG. 4 ).
  • the amount of the lowering movement of the loading and unloading side support part 5 is dimensioned such that the suction frame 9 is aligned with the loading and unloading side support part 5 located on the discharge level on a product support 23 formed on the upper side of the suction frame 9 in the horizontal direction with the further support part 6 , Also conceivable is an arrangement of the product support 23 of the suction frame 9 slightly below the utznunver Slichen further support part 6.
  • the sucker frame 9 is now in the unloading position.
  • the toggle lever assembly 19 on the suction frame 9 is connected by means of a pneumatic drive provided for this purpose in the non-functional state, in which the toggle lever arrangement 19 releases the product support 23 of the suction frame 9.
  • the suction frame 9 occupies the unloading position above the loading and unloading side support part 5 lowered to the unloading level, then the residual grate 22 initially located on the further support part 6 is moved by means of the coordinate guide 13 onto the product support 23 of the suction frame 9 ( FIG. 5 ).
  • the cross rail 16 moves the coordinate guide 13 along the cross member 14.
  • the skeleton grid 22 by means of conventional clamping claws 24 releasably fixed.
  • FIG. 7 shows the toggle lever assembly 19 at the time to which the skeletons 22 is completely transferred by means of the coordinate guide 13 on the product support 23 of the moving into the unloading suction frame 9 and the clamps 24 on the cross rail 16 of the coordinate guide 13, the rest grid 22 still fixed by clamping.
  • a clamping arm 25 of the toggle lever assembly 19 designed as a toggle clamp is pivoted together with an attached pressure piece 26 in a position in which it does not hinder the transfer of the residual grid 22 on the product support 23 of the suction frame 9.
  • the clamping claws 24 of the coordinate guide 13 are opened and the means of the clamping claws 24 effected clamping of the residual grid 22 is canceled.
  • a concealed in the representations pneumatic piston-cylinder drive the toggle lever assembly 19 is actuated and the clamping arm 25 pivots starting from its position according to FIG. 7 In the Gegenuhrzeitersinn about a pivot axis 27 of the toggle lever assembly 19.
  • the clamping arm 25 proposes to him facing edge of the residual grid 22 before he takes the rest grid 22 in the course of its continued pivotal movement and thereby in the pictures to the left and therefore away from the coordinate guide 13 emotional. If the clamping arm 25 has reached its end position ( FIG.
  • the skeleton 22 is free from the clamping claws 24 of the coordinate guide 13 and the clamping arm 25 acts on the skeleton 22 via the pressure piece 26 with a clamping force due to which the skeleton 22 is held stationary on the product support 23 of the sucker frame 9.
  • the clamping arm 25 remains automatically. Consequently, even with a fault in the compressed air supply of the pneumatic drive the toggle lever assembly 19, the desired fixation of the residual grid 22 is ensured on the suction frame 9.
  • the raw sheet 12 fixed to the underside of the suction frame 9 lies at the level of the still open clamping claws 24 of the coordinate guide 13.
  • the sheet metal 12 is mounted floating on the suction frame 9 in the sheet plane.
  • the raw sheet 22 can now be transferred to the coordinate guide 13.
  • the horizontal transfer movement of the blank sheet 12 is carried out by means of the suction frame 9.
  • the vacuum frame 9 moves with the raw sheet 12 fixed thereto horizontally in the direction of the coordinate guide 13.
  • the sheet metal 12 runs while in the open clamps 24 of the coordinate guide 13 until it comes to depth stops of the clamping claws 24 to the plant. This ends the horizontal feed movement of the suction frame 9.
  • the clamps 24 are closed and the blank sheet 12 is fixed to the coordinate guide 13.
  • the raw sheet metal 12 fixed to the suction frame 9 is not aligned exactly parallel to the transverse rail 16 and thus not exactly parallel to the imaginary connecting line of the depth stops provided on the clamping claws 24 with its edge pointing towards the coordinate guide 13 in the case of the movement carried out by means of the suction frame 9 in the direction of the coordinate guide 13, the raw sheet metal 12 initially only acts on the depth stop of one of the clamping claws 24.
  • the floating support of the blank sheet 12 on the suction frame 9 can be realized for example by means of vacuum suckers 18, which are formed as so-called pivot suction and as such in the sheet metal plane of the blank sheet 12 are flexible.
  • the suction pad 17 in addition to such fulcrum suckers in the plate plane rigid vacuum suction 18, it is ensured by appropriate control of the suction pad 17 that the blank sheet 12 held on its handover to the clamping jaws 24 of the coordinate guide 13 only by means of the pivot suction on the suction frame 9 becomes.
  • the loading and unloading side support member 5 With the lifting movement of the suction frame 9 from the unloading position to the loading position, the loading and unloading side support member 5 has under the action of the restoring force, which has been built upon lowering of the loading and unloading side support member 5 from the common level to the discharge level, automatically back moved to the common level on which the and discharge side bearing part 5 is aligned with the other support part 6 of the workpiece support 3 in the horizontal direction. Consequently, the raw sheet 12, as soon as it is fixed to the coordinate guide 13 and the suction pad 17 of the Saugerrahmens 9 is completely deactivated, are moved by means of the coordinate guide 13, starting from the loading and unloading side support part 5 for processing over the entire workpiece support 3.
  • the skeleton grid 22 is secured by means of the toggle lever arrangement 19 on the suction frame 9 against unwanted displacement and thereby in particular against falling down.
  • the toggle lever assembly 19 is therefore not only used as an unloading aid in the acquisition of the residual grid 22 of the coordinate guide 13 but also as a fixing device.
  • the operating state has changed FIG. 10 set, the toggle lever assembly 19 is in the inoperative state ( FIG. 7 ) and the stripping device 20 on the guide frame 8 is actuated.
  • the scraper 21 on the guide frame 8 is from the upper end position according to FIG. 2 lowered so far until it comes to rest in the vertical direction at the height of the edge facing the rest grid 22. Because of the associated movement of the suction frame 9 relative to the scraper 21, the skeleton 22 is stripped from the product support 23 of the suction frame 9 and under gravity of the product support 23 of the suction frame 9 on the skeleton pallet 10 moves.
  • the skeleton pallet 10 moves together with the previously adopted skeleton grid 22 back into the starting position according to FIG. 1 ,
  • the suction frame 9 is moved back to a position above the raw sheet pallet 11 with the now free product support 23 again.
  • the suction pad 9 is lowered to the sheet rack 11 out until the suction pad 17 on the underside of the suction frame 9 on the uppermost lying in the sheet stack on the sheet pallet 11 Rohblech 12 touches.
  • the suction pad 17 By activating the suction pad 17, the raw sheet 12 acted upon by the latter is fixed to the suction frame 9, and a further loading and unloading process can take place in the manner described above.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Feeding Of Workpieces (AREA)
  • Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Specific Conveyance Elements (AREA)

Claims (17)

  1. Agencement mécanique pour l'usinage de pièces du genre plaques, en particuliers de tôles,
    - avec un poste d'usinage (2), sur lequel une pièce (12) peut être usinée et un produit d'usinage (22) peut ainsi être produit à partir de la pièce (12),
    - avec un support de pièce (3) pour supporter la pièce (12) pendant l'usinage de la pièce et pour supporter le produit d'usinage (22) à la suite de l'usinage de la pièce, sachant que le support de pièce (3) présente des parties de support (5, 6) disposées latéralement l'une à côté de l'autre, dont une est prévue comme partie de support (5) côté déchargement et une autre comme partie de support supplémentaire (6) et qui, lorsqu'elles sont disposées à un niveau commun, sont sensiblement alignées en direction horizontale par leur côté supérieur,
    - avec un dispositif de déplacement (13) prévu pour la pièce (12) et pour le produit d'usinage (22), dispositif sur lequel la pièce (12) et le produit d'usinage (22) peuvent être fixés de manière amovible et au moyen duquel la pièce (12) fixée sur le dispositif de déplacement (13) et le produit d'usinage (22) fixé sur le dispositif de déplacement (13) peuvent être déplacés sur le support de pièce (3),
    - et avec un dispositif de manutention (9) pour décharger du support de pièce (3) le produit d'usinage (22),
    caractérisé en ce que la partie de support (5) côté déchargement du support de pièce (3) est réglable en hauteur et, par réglage en hauteur, peut être abaissée par rapport au niveau commun et relativement à la partie de support supplémentaire (6) à un niveau de déchargement,
    en ce que, afin de décharger du support de pièce (3) le produit d'usinage (22), le dispositif de manutention (9) peut être déplacé dans une position de déchargement dans laquelle le dispositif de manutention (9) s'étend au-dessus la partie de support (5) côté déchargement abaissée au niveau de déchargement,
    et en ce que le dispositif de manutention (9) pour le produit d'usinage (22) présente un support de produit (23) qui, lorsque le dispositif de manutention (9) est déplacé dans la position de déchargement, est disposé latéralement à côté de la partie de support supplémentaire (6) et ce faisant de telle sorte en direction verticale par rapport à la partie de support supplémentaire (6) que le produit d'usinage (22) supporté sur la partie de support supplémentaire (6) peut, au moyen du dispositif de déplacement (13), être déplacé sur le support de produit (23) du dispositif de manutention (9).
  2. Agencement mécanique selon la revendication 1, caractérisé en ce que la partie de support (5) côté déchargement du support de pièce (3) peut être abaissée au niveau de déchargement au moyen du dispositif de manutention (9).
  3. Agencement mécanique selon l'une des revendications précédentes, caractérisé en ce que la partie de support (5) côté déchargement du support de pièce (3) peut être abaissée au niveau de déchargement à l'encontre de l'action d'une force de rappel.
  4. Agencement mécanique selon l'une des revendications précédentes, caractérisé en ce qu'il est prévu une aide au déchargement (19), au moyen de laquelle le produit d'usinage (22) déplacé sur le support de produit (23) du dispositif de manutention (9) peut être éloigné du dispositif de déplacement (13).
  5. Agencement mécanique selon la revendication 4, caractérisé en ce que l'aide au déchargement (19) est prévue sur le dispositif de manutention (9).
  6. Agencement mécanique selon la revendication 5, caractérisé en ce qu'il est prévu un dispositif de fixation en position, au moyen duquel le produit d'usinage (22) déplacé sur le support de produit (23) du dispositif de manutention (9) peut être fixé en position sur le dispositif de manutention (9).
  7. Agencement mécanique selon l'une des revendications précédentes, caractérisé en ce que le dispositif de manutention (9) peut être déplacé dans une position de transfert conjointement avec le produit d'usinage (22) disposé sur le support de produit (23), et en ce qu'il est prévu un dispositif de transfert (20), au moyen duquel, à partir de la position de transfert du dispositif de manutention (9), le produit d'usinage (22) peut être transféré du support de produit (23) du dispositif de manutention (9) sur un récepteur de produit (10).
  8. Agencement mécanique selon la revendication 7, caractérisé en ce qu'il est prévu comme dispositif de transfert (20) un dispositif de raclage au moyen duquel le produit d'usinage (22) peut être évacué par raclage du support de produit (23) du dispositif de manutention (9) sur le récepteur de produit (10).
  9. Agencement mécanique selon la revendication 7 ou la revendication 8, caractérisé en ce que la position de transfert du dispositif de manutention (9) est disposée en dessous de la position de déchargement du dispositif de manutention (9).
  10. Agencement mécanique selon l'une des revendications précédentes, caractérisé en ce que le dispositif de manutention (9) est réalisé sous forme de dispositif de chargement et de déchargement, et la partie de support (5) côté déchargement du support de pièce (3) est prévue en même temps comme partie de support (5) côté chargement et donc comme partie de support (5) côté chargement et côté déchargement du support de pièce (3), sachant que le dispositif de manutention (9) présente un dispositif (17) de maintien de pièce, au moyen duquel une pièce (12) à usiner peut être fixée de manière amovible sur le dispositif de manutention (9) de telle sorte que la pièce (12) fixée sur le dispositif de manutention (9) au moyen du dispositif de maintien (17) est disposée sur le côté inférieur, éloigné du support de produit (23) du dispositif de manutention (9), du dispositif de manutention (9), sachant que le dispositif de manutention (9) peut, afin de charger la partie de support (5) côté chargement et côté déchargement, être déplacé conjointement avec la pièce (12) disposée sur le côté inférieur du dispositif de manutention (9) dans une position de chargement dans laquelle le dispositif de manutention (9) muni de la pièce (12) s'étend au-dessus la partie de support (5) côté chargement et côté déchargement, et sachant que la pièce (12) peut être déplacée du dispositif de manutention (9) déplacé dans la position de chargement sur la partie de support (5) côté chargement et côté déchargement.
  11. Agencement mécanique selon la revendication 10, caractérisé en ce que le dispositif de manutention (9) est, dans la position de chargement, disposé de telle sorte que la pièce (12), fixée sur le dispositif de manutention (9) et disposée sur le côté inférieur du dispositif de manutention (9), peut être transférée sur le dispositif de déplacement (13) par un mouvement de transfert horizontal.
  12. Agencement mécanique selon la revendication 10 ou la revendication 11, caractérisé en ce que le dispositif (17) de maintien de pièce du dispositif de manutention (9) autorise, de préférence à l'encontre de l'action d'une force de rappel, des mouvements de la pièce (12), fixée au moyen du dispositif (17) de maintien de pièce sur le dispositif de manutention (9), dans le plan de la pièce.
  13. Agencement mécanique selon l'une des revendications 10 à 12, caractérisé en ce qu'il est prévu une aide au chargement, au moyen de laquelle la pièce (12) peut être transférée, du dispositif de manutention (9) déplacé dans la position de chargement, sur le dispositif de déplacement (13).
  14. Agencement mécanique selon l'une des revendications 10 à 13, caractérisé en ce qu'il est prévu un récepteur de pièce (11) pour au moins une pièce (12) à usiner, et en ce que le dispositif de manutention (9) peut être déplacé dans une position de réception dans laquelle une pièce (12) à usiner peut, au moyen du dispositif de manutention (9), être reçue par le récepteur de pièce (11) par le fait que la pièce (12) peut, au moyen du dispositif (17) de maintien de pièce du dispositif de manutention (9), être fixée de manière amovible sur ce dernier.
  15. Agencement mécanique selon la revendication 7 et la revendication 14, caractérisé en ce que la position de réception du dispositif de manutention (9) est disposée en dessous de la position de transfert du dispositif de manutention (9).
  16. Procédé de manutention d'un produit d'usinage (22) qui a été produit à partir d'une pièce (12) sur un poste d'usinage (2) d'un agencement mécanique (1) pour l'usinage de pièces du genre plaques, en particuliers de tôles,
    sachant que le produit d'usinage (22) est supporté sur un support de pièce (3) qui présente des parties de support disposées latéralement l'une à côté de l'autre, dont une est prévue comme partie de support (5) côté déchargement et une autre comme partie de support supplémentaire (6) et qui, lorsqu'elles sont disposées à un niveau commun, sont sensiblement alignées en direction horizontale,
    sachant que le produit d'usinage (22) est fixé de manière amovible sur un dispositif de déplacement (13) sur lequel la pièce (12) était elle aussi fixée de manière amovible, et le produit d'usinage (22) fixé sur le dispositif de déplacement (13) est, au moyen du dispositif de déplacement (13), déplacé sur le support de pièce (3).
    et sachant que le produit d'usinage (22) est déchargé du support de pièce (3) au moyen d'un dispositif de manutention (9),
    caractérisé en ce que la partie de support (5) côté déchargement du support de pièce (3) est abaissée par rapport au niveau commun et relativement à la partie de support supplémentaire (6) à un niveau de déchargement,
    en ce que, afin de décharger du support de pièce (3) le produit d'usinage (22), le dispositif de manutention (9) est déplacé dans une position de déchargement dans laquelle le dispositif de manutention (9) s'étend au-dessus la partie de support (5) côté déchargement abaissée au niveau de déchargement, sachant que le dispositif de manutention (9) déplacé dans la position de déchargement est, par un support de produit (23) prévu sur le dispositif de manutention (9), disposé latéralement à côté de la partie de support supplémentaire (6) et ce faisant de telle sorte en direction verticale par rapport à la partie de support supplémentaire (6) que le produit d'usinage (22) supporté sur la partie de support supplémentaire (6) peut, au moyen du dispositif de déplacement (13), être déplacé sur le support de produit (23) du dispositif de manutention (9),
    et en ce que le produit d'usinage (22) est, au moyen du dispositif de déplacement (13), déplacé de la partie de support supplémentaire (6) sur le support de produit (23) du dispositif de manutention (9).
  17. Procédé selon la revendication 16, caractérisé en ce qu'une pièce (12) à usiner est, au moyen d'un dispositif (17) de maintien de pièce, fixée sur le dispositif de manutention (9) de telle sorte que la pièce (12) est disposée sur le côté inférieur, éloigné du support de produit (23) du dispositif de manutention (9), du dispositif de manutention (9), que le dispositif de manutention (9) est déplacé conjointement avec la pièce (12) disposée sur le côté inférieur du dispositif de manutention (9) dans une position de chargement dans laquelle le dispositif de manutention (9) muni de la pièce (12) s'étend au-dessus la partie de support (5) côté déchargement prévue en même temps comme partie de support (5) côté chargement et donc comme partie de support (5) côté chargement et côté déchargement, et que la pièce (12) est déplacée du dispositif de manutention (9) déplacé dans la position de chargement sur la partie de support (5) côté chargement et côté déchargement.
EP16163842.4A 2015-04-20 2016-04-05 Agencement mecanique pour le traitement de pieces en forme de plaque, notamment des toles et procede de manipulation d'un produit traitè sur un tel agencement mecanique Active EP3085470B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102015207124.3A DE102015207124B3 (de) 2015-04-20 2015-04-20 Maschinelle Anordnung zum Bearbeiten von plattenartigen Werkstücken, insbesondere von Blechen sowie Verfahren zum Handling von Bearbeitungsprodukten an einer derartigen maschinellen Anordnung

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EP3085470B1 true EP3085470B1 (fr) 2017-09-27

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US (1) US10207308B2 (fr)
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EP3085470A1 (fr) 2016-10-26
CN106064209B (zh) 2019-06-18
US20160303638A1 (en) 2016-10-20
DE102015207124B3 (de) 2016-07-07
US10207308B2 (en) 2019-02-19
JP2016203261A (ja) 2016-12-08
CN106064209A (zh) 2016-11-02
JP6513050B2 (ja) 2019-05-15

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