EP1095745A2 - Procédé pour préparer un système d outils de faconnage, table de réglage pour mettre en oeuvre ce procédé et esemble d éléments pour préparer une forme supérieure d éjection - Google Patents
Procédé pour préparer un système d outils de faconnage, table de réglage pour mettre en oeuvre ce procédé et esemble d éléments pour préparer une forme supérieure d éjection Download PDFInfo
- Publication number
- EP1095745A2 EP1095745A2 EP00122677A EP00122677A EP1095745A2 EP 1095745 A2 EP1095745 A2 EP 1095745A2 EP 00122677 A EP00122677 A EP 00122677A EP 00122677 A EP00122677 A EP 00122677A EP 1095745 A2 EP1095745 A2 EP 1095745A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- ejection
- board
- central
- ejector
- ejector plate
- 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- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
- B26D7/1818—Means for removing cut-out material or waste by pushing out
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
- B26D2007/189—Mounting blanking, stripping and break-out tools
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/49895—Associating parts by use of aligning means [e.g., use of a drift pin or a "fixture"]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/49895—Associating parts by use of aligning means [e.g., use of a drift pin or a "fixture"]
- Y10T29/49897—Registering mating opposed tool parts [e.g., registering a punch and a cooperating die]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/49895—Associating parts by use of aligning means [e.g., use of a drift pin or a "fixture"]
- Y10T29/49899—Associating parts by use of aligning means [e.g., use of a drift pin or a "fixture"] by multiple cooperating aligning means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/49895—Associating parts by use of aligning means [e.g., use of a drift pin or a "fixture"]
- Y10T29/49902—Associating parts by use of aligning means [e.g., use of a drift pin or a "fixture"] by manipulating aligning means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/53961—Means to assemble or disassemble with work-holder for assembly
Definitions
- the present invention relates to a process for preparing a shaping tool system of a shaping press ejection station, this system of shaping tools comprising at least one central board and an upper form of ejection with an ejector plate.
- the invention also relates to an adjustment table for placing implement this process.
- the invention also relates to a set of elements comprising an ejector plate and a set of ejectors for preparing a superior form of ejection.
- Presses for shaping sheets of compact cardboard or corrugated cardboard intended for the production of packaging include generally several stations, placed one after the other in the press, which the sheets pass through successively. From an introducer or feeder, the leaves pass, at a tactical pace, a cutting where each sheet is cut into one or more poses, which remain connected to each other by fasteners and carry with them the waste sheet located around and between them, an ejection station where the waste resulting from the cutting are removed, then a station of separation of the poses where the ties are broken, as a result of which the poses are stacked.
- the cut sheet is placed on a perforated board, the central ejection board, comprising a plurality pre-cut days. These openings are located next to the waste of the leaf and have a shape broadly corresponding to these, while with a slightly larger outline.
- the central ejection board uses at least one mobile upper ejection tool which, when descending perpendicular to the cardboard sheet, pushes the waste through the openings of the central ejection board.
- a superior ejection tool As a superior ejection tool, a upper form of ejection consisting of a wooden board, on which are fixed, by screwing, nailing or gluing them, at the locations corresponding to the waste to be ejected, ejectors of various shapes and adapted to the shape of the waste, such as nails, pins, blades or blocks of wood.
- the preparation of such a form of ejection requires long and meticulousness of a formist; such a form of ejection can only be used for a single cutting diagram.
- a universal ejection tool comprising a ejector plate, consisting of a pair of identical perforated sheets a large number of holes over their entire surface and mounted on a frame tubular.
- the ejectors are chosen from rectangular blocks fitted with magnetic fixing studs and ejection needles consisting of a rod folded twice at right angles to form a U with two unequal branches length, which are introduced both into two pairs of holes of the two sheets perforated and remain there thanks to the relative elasticity of the two branches.
- Patent CH-682651 describes a mobile upper station tool separation of poses, consisting of punches and a plate provided with openings intended for the passage of air, which carries them.
- the underside of the plate is covered with a layer of hanging fibers of the "velcro" type or similar.
- the upper side of each separation punch is covered with a second layer of hooked conjugated fibers, "velcro" or the like, intended to come into engagement with the layer of fibers covering the plate for secure the punch to the plate.
- the punches are arranged with a way that corresponds to the locations of the fasteners between the poses of a leaf. This tool is modified for each job and allows not to store a large number of pose separation tools, each corresponding to a given work.
- Automated shaping presses are capable of processing several thousand sheets per hour. Small series of poses for packaging itself contains only a few thousand copies. he it is therefore economically imperative to be able to move from work to the other, i.e. to prepare the shaping tools and the introduction of tools into the machine, formatting and maintenance, without the machine has been stopped for more than a few minutes.
- An object of the invention is to propose means of achieving quickly preparing the shaping tools, in particular the shaping of the ejection station, in masked time, that is to say while the machine does another job, drawing on a limited stock of parts standardized.
- Another object of the invention is to prepare these tools in such a way so that setting up in the station does not require adjustments tedious. Finally, the preparation must be as precise as the work of a formist.
- This process can be carried out in accordance with the invention using an adjustment table comprising a frame carrying support means and means for fixing the ejector plate, support means for central ejection board to hold a central ejection board at contact or near an ejector plate and fixing means of central ejection board, chosen so as to fix a central board in the adjustment position.
- the central ejection board serves as a template for quickly and precisely placing the ejectors on the ejector plate.
- the use of the adjustment table according to the invention allows perform this operation reliably, regardless of the positions respective of the ejection board and the ejector plate, once that they are fixed in the table, the table keeping them in the right adjustment position without risk of inadvertent movement while the operator fixes the ejectors on the plate.
- the user could, in principle, only store two ejector plates one of which is in operation in the working machine, while the other is prepared off the machine for the next job. A little the number of plates is in any case sufficient.
- the ejectors and the ejector plate are designed so that the ejectors can be positioned and fixed manually on the plate, and this in a removable way, to be able to modify at their disposal at will.
- the ejector plate and the central ejection board are in the same relative positions, views in projection on a plane parallel to the board central ejection, that those they occupy once set up in the ejection station, when they are centered laterally with respect to the axis machine and adjusted longitudinally to the first thread.
- This adjustment position in the adjustment table avoids an operation additional adjustment when inserting these tools into the station ejection.
- first thread refers to the first transverse thread of the cutting form of the cutting station.
- shaping tools In today's shaping presses, shaping tools generally have locating and locking members, such as stops and studs, corresponding to reference and locking members machine conjugates, allowing reproducible centering and quick tools when set up, laterally to the "axis machine "and longitudinally with respect to the longitudinal stop positions of the leaf drive system and the longitudinal positions of other tools with which they cooperate, in particular the first net.
- the position of an ejection form and / or a ejection board, outside machine can be determined by means of the edge front of the plate, respectively of the board and a stop of centering cooperating respectively in machine with a bearing surface and a slot or notch in a stud of a frame or frame of the station where the tool is used.
- the adjustment table includes two parallel grab bars for the front edges of the plate ejector holders and the central ejection board, offset from each other, if necessary, so as to reproduce the longitudinal adjustment at the first thread of the machine.
- the adjustment table can have two fixed adjustment pads, each having a notch, a slot or slide, adapted to receive the centering stops on the respective machine axis of the central board and the ejector plate, the two notches / slots / slides being centered with respect to the same plane perpendicular to the plane of the central ejection board and perpendicular to the support plane of a bar support.
- the grab bars of the adjustment table are contiguous, so that the ejector plate and the central board are in contact with each other in the adjustment position. The precise positioning of the ejectors is thereby facilitated.
- this may include a latch, arranged on its frame so as to ability to engage the rear edge of the ejector plate.
- this latch can be mounted on a mobile carriage, sliding on the frame in the direction of the table which corresponds to the machine axis.
- the adjustment table can also include a pivoting arm in a plane parallel to the plane of the board, the pivot axis of which is arranged above and at a distance from the support bar greater than maximum longitudinal format of the board and plate.
- This support arm can wear a pressing finger at its free end, fitted with a spring, the pressing force of which keeps the ejection board against the plate ejector holders.
- the shaping tool system of an ejection station can also include a lower pinch ejection tool, consisting of a plurality of pinching tools, for example telescopic needles, and a or more pinch tool holders.
- a lower pinch ejection tool consisting of a plurality of pinching tools, for example telescopic needles, and a or more pinch tool holders.
- pinch tool holders are for example made up of adjustable bars which are arranged and fixed in a drawer frame of the ejection station, carrying fasteners in positions pre-indexed longitudinally and laterally.
- the method according to the invention includes a step adjustment tool of the lower ejection tool in which the tool holder (s) pinch is (are) brought into an adjustment position, in line with the central ejection board, which is fixed in the adjustment position in face of the upper form of ejection constituted.
- This adjustment position of the pinching tool holder (s), seen in projection on a plane parallel to the ejection board, is the same as the one (s) it occupies in the station ejection, compared to the central ejection board.
- the tools of pinch are telescopic needles, these are placed so that the free points of the needles are adjusted in contact with the ejectors.
- the support for the pinching tool holder (s) of the adjustment table is movable and capable of being moved between the position adjustment tools and a spread position, allowing the free operator access to the central ejection board to facilitate set-up in place or the modification of the positions of the different tool holders and tools.
- the adjustment table comprises a pivoting frame, the pivot axis of which is located on the frame of the table adjustment, comprising the same plurality of bars fixing members, in the same indexed arrangement, thus reproducing in the adjustment table, the geometrical characteristics of the drawer frame of the ejection station.
- Figure 1 shows an adjustment table comprising a frame 1 consisting of a portico.
- a support bar 2 horizontal, on which the front edge of a plate can come to rest ejector holder 4, in vertical position, at a height such that the whole of the surface of the ejector plate 4 is within easy reach of an operator.
- a horizontal grab bar 3, intended to support the board ejection unit 5, is bolted to the support bar 2.
- the support bar 3 can be set at the same height that the grab bar 2 or with an offset of a few millimeters to a few tens of millimeters in height, which exactly corresponds to the offset the front edges of the ejector plate and the central board in the ejection station, when set to the first thread.
- the support bar 3 carries two studs 6 and 7, each provided with a notch whose size is exactly adapted to receive respectively the centering stop of the tool plate (not visible in figure 1) and that, 8 of the central ejection board.
- the notches of pads 6 and 7 are aligned in a plane perpendicular to the support bar 3.
- the stud 6 can engage in a corresponding recess 9 in the support bar 2.
- FIG. 1 On the support bar 2 is mounted an interior gantry, of which only one uprights 10 is shown in FIG. 1. It includes a rail system, cables, pulleys and counterweights, known per se, which allow you to slide in the vertical direction of a carriage 11.
- the carriage 11 carries a central latch 12 which engages with the posterior rim of the upper ejection form 4.
- the vertical sliding of the carriage 11 makes it possible to grasp and maintain shapes upper ejectors of variable longitudinal dimensions.
- the distance maximum of the latch relative to the grab bar 2 is greater than the length of the maximum sheet format acceptable by the shaping press.
- the length of the grab bars 2 and 3 is greater than the width of the format maximum sheet acceptable by the shaping press.
- the frame 1 carries a pivoting arm 13, pivoting in a vertical plane parallel to the support bar 3, and therefore to the central ejection board 5.
- the axis pivot 14 of arm 13 is located at a height from the bars support 2 and 3, which is larger than the largest size of upper tool and ejection board.
- the free end of the arm 13 carries a finger presser 15.
- a spring mounted between the telescopic finger support head presser 15 and arm 13 tends to exert a pressing force against the board ejection unit 5 and keep it pressed against the ejector plate 4.
- the frame 1 supports on one of its sides, an axis of rotation 19 vertical, on which a frame 16 is mounted, by means of parts spacing 20. Because of the weight of the frame 16, it is mounted, on the other side of the frame 1, on a foot 17 itself mounted on casters. On the same side as the foot 17, the frame 16 carries spacing rods 18.
- Frame 16 is the replica of the drawer-frame of the ejection station, which is designed to carry, by means of adjustable tool bars, the lower ejection needles.
- the frame 16 carries the same organs of fixing 21,22 for adjustable bars, in the same arrangement and with the same indexing, using numbers, as the drawer frame. In this way, a adjustable bar, or a set of adjustable bars secured by a cross member and forming a sub-frame, can be transported from the drawer-frame of the ejection station at the adjustment table and vice versa, without error of replacement.
- the spacing rods 18 abut against a part corresponding to the frame 1.
- the assembly formed by the spacers 20 and the spacer rods 18 is adjusted so that in this position in stop, the frame 16 is parallel to the support bars 2 and 3 and is located at a distance such that when the ejection board 5 and an adjustable bar are placed in the adjustment table, they are at a distance one on the other which is equal to the distance between them in the ejection station in upper position of the drawer frame, slightly increased in length greater than the thickness of the board.
- the tool plate shown in Figure 2 is similar to the plate of the movable upper separation device described in the patent CH-682651. It is a wooden plate made up of a rectangular frame 41 of 1.6 x 1.1 x 0.02 m, the sides of which are connected by a plurality of cross-pieces 42, to form a perforated flat plate.
- the face of the braces intended to come next to the cardboard sheet and the central board ejection is covered, for example by gluing, with a layer of fibers hanging Velcro type.
- the openings 44 between braces perpendicular are square or rectangular holes with sides of around 30 to 40 millimeters.
- the front side of the frame 41 carries a stop of prominent centering 43.
- the ejectors are studs of various shapes, in particular cylindrical, prismatic or rectangular.
- the stud 100 shown in section in Figure 3, includes a base 101 consisting of a base plate covered metal, by gluing on its face intended to come into contact with the ejector plate, of a layer 102 of hanging fibers of the type "velcro", suitable for fixing the stud to the ejector plate.
- the fiber layer 102 is discontinuous, formed of two strips, to facilitate the hanging.
- the other side of the metal plate is lined with a block of resilient foam 103, for example PVC or PU, chosen to be able to detach the waste from the sheet by slightly crushing, then return to its original form a large number of times.
- the surface of the wafer forming the base 101 is chosen so that it can be fixed on the plate ejector holder without overhang despite the openings between the crossbars.
- the openings of the ejector plate are squares of the order of 40 x 40 millimeters
- the ejector can, for example, have a base surface 75 x 30 mm rectangular or 50 mm circular surface of diameter.
- the ejector can also consist of a block of wood.
- the ejector plate 40 is placed on the support bar 2, with its centering stop 43 engaged in the notch of the centering stud 6, and the Velcro side facing the front of the adjustment table.
- the latch 12 comes maintain the edge of the plate 40.
- the central ejection board 5, prefabricated, is placed on the support bar 3, and its centering stop 8 engaged in the notch of the centering stud 7.
- the pivoting arm 13 is lowered by pulling on the end of the presser finger 15, then released, so that the central ejection board 5 is pressed against the "velcro" surface of the ejector support plate 40, leaving the surfaces of the plate free ejector holders which correspond to cutting waste.
- Ejector pads 100 are applied by the operator, "velcro vulgar velcro", following the perimeter openings of the central ejection board 5, and leaving a space of in the order of 3-4 mm.
- the ejector holder plate can still receive outside areas corresponding to the openings of the ejection board, of the support blocks, the structure is similar to that of the ejector 100, except that the foam used is a soft foam, which crashes when the upper shape ejection comes into contact with the cardboard sheet, to resume its shape when the form of ejection rises.
- These support blocks help maintain the cardboard sheet on the central ejection board during the phase ejection.
- the superior form of ejection thus prepared makes it possible to treat the most of the work of cutting sheets into poses, for the realization cardboard packaging, which does not contain small waste.
- Example 2 Preparation of an upper ejection tool in the case of small waste
- the ejector plate consists of a pair of sheets perforated metal mounted on a frame, as described in the Patent application CH 1417/99.
- the plate is placed on the bar support 2 of the adjustment table, and the machine centering stop of the ejector holder plate is engaged in the notch of the centering pin 6.
- the movable carriage 11 is lowered so that the latch 12 comes into taken with the upper edge of the ejector plate.
- the central board ejection 5 is set up in the same way as in Example 1.
- the installation of ejectors in the form of studs with a magnetic base is done the same way as in Example 1.
- the operator goes to the other side of the adjustment table, from where he perfectly distinguishes the openings of the central ejection board, through the multitude of holes in the perforated plates.
- the central ejection board After installing the ejectors, the central ejection board is removed from the table.
- the upper form of ejection can still receive soft foam support blocks, provided with a magnetic base.
- the preparation of the upper form of ejection is done as in example 2.
- the operator has in front of him the ejection board and, going beyond openings in the board, all needles and ejector pads. He is at even judge what waste may not come off completely and cause a risk of jamming. It places needle bars vertically telescopic on the appropriate indexed fasteners 22 of the frame 16 and on a crossbar, itself fixed to the fixing members 21, and approximately fixes the telescopic needles there.
- Frame 16 is brought into its adjustment position and the position of the telescopic needles in a plane parallel to the central ejection board is adjusted so that the free point of the telescopic needle comes exactly to the right of a upper ejection needle or a selected area of an ejector pad.
- the height of the telescopic pinching needle, along an axis perpendicular to this plane, is then adjusted so that at rest it comes to press slightly, or by sinking about 1 to 2 millimeters, against the head of the ejector.
- the frame 16 is brought back and the bars adjustable are placed in the drawer frame of the ejection station, respecting indexing the fasteners.
- the central ejection board is then removed, placed in the clamping profile ejection station 23.
- the upper form of ejection possibly receives support blocks and, finally, this upper form of ejection is implemented in the ejection station and fixed using clamping profiles 23.
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
- Details Of Cutting Devices (AREA)
Abstract
Description
- la planche centrale d'éjection et la plaque porte-éjecteurs sont disposées face à face, à l'extérieur de la presse de façonnage, et fixées dans une position de réglage,
- les éjecteurs sont fixés sur la plaque porte-éjecteurs, au droit des ajours de la planche centrale d'éjection, pour constituer la forme supérieure d'éjection,
- la forme supérieure d'éjection et la planche centrale d'éjection sont placées et centrées dans la station d'éjection.
- la figure 1 montre une vue en perspective éclatée de ce mode d'exécution,
- la figure 2 montre une vue schématique, de face, d'une plaque porte-éjecteurs,
- la figure 3 montre une vue schématique d'un éjecteur en coupe perpendiculaire au plan de la plaque de la figure 2
Claims (21)
- Procédé pour préparer un système d'outils de façonnage d'une station d'éjection d'une presse de façonnage, le dit système d'outils de façonnage comprenant au moins une planche centrale d'éjection (5) et une forme supérieure d'éjection avec une plaque porte-éjecteurs (4, 40), caractérisée par les étapes suivantes :la planche centrale d'éjection (5) et la plaque porte-éjecteurs (4, 40) sont disposées face à face à l'extérieur de la presse de façonnage et fixées dans une position de réglage,les éjecteurs (100) sont fixés sur la plaque porte-éjecteurs (4,40) au droit des ajours de la planche centrale d'éjection, pour constituer la forme supérieure d'éjection,la forme supérieure d'éjection et la planche centrale d'éjection (5) sont placées et centrées dans la station d'éjection.
- Procédé selon la revendication 1, caractérisé en ce que dans la dite position de réglage, la plaque porte-éjecteurs (4, 40) et la planche centrale d'éjection (5) se trouvent dans les mêmes positions relatives, vues en projection sur un plan parallèle à la planche centrale d'éjection, que celles qu'elles viennent occuper dans la station d'éjection lors du centrage latéral par rapport à l'axe machine et lors du réglage longitudinal au premier filet.
- Procédé selon l'une des revendications 1 ou 2, caractérisé en ce que la planche centrale d'éjection (5) et la plaque porte-éjecteurs (4, 40) sont au contact l'une de l'autre dans la dite position de réglage.
- Procédé selon l'une des revendications 1 à 3, caractérisé en ce que la dite position de réglage est obtenue par positionnement des bords antérieurs de la planche centrale d'éjection (5) et de la plaque porte-éjecteurs (4, 40) contre des surfaces d'appui et par positionnement des moyens de centrage en machine de la plaque porte-éjecteurs et de la planche centrale d'éjection avec des moyens de centrage conjugués solidaires des dites surfaces d'appui.
- Procédé selon l'une des revendications précédentes, caractérisé en ce que la dite plaque porte-éjecteurs (40) présente une pluralité d'ouvertures destinées au passage de l'air, la face de la plaque porte-éjecteurs faisant face à la planche centrale d'éjection (5) est recouverte au moins partiellement d'une première couche de fibres accrochantes, la base (101) de chaque éjecteur (100) est recouverte au moins partiellement d'une seconde couche (102) de fibres accrochantes conjuguées, aptes à coopérer avec les fibres accrochantes de la dite première couche de fibres, pour assurer la fixation de l'éjecteur (100) à la plaque porte-éjecteurs (40), et en ce que ladite fixation de l'éjecteur (100) est effectuée au travers des ajours de la planche centrale d'éjection (5), les bords des ajours servant de repères.
- Procédé selon la revendication 5, caractérisé en ce que la tête du dit éjecteur (100) est constituée d'un plot de mousse (103) résiliente.
- Procédé selon l'une des revendications précédentes, pour préparer un système d'outils qui comprend de plus un outil inférieur d'éjection à pincement, constitué d'une pluralité d'outils de pincement et d'au moins un porte-outils de pincement, caractérisé en ce que le dit porte-outils de pincement est amené dans une position d'ajustement, au droit de la planche centrale d'éjection (5) fixée dans la dite position de réglage, la dite positon d'ajustement étant la même position relative, vue en projection sur un plan parallèle à la planche centrale d'éjection et par rapport à la dite planche centrale d'éjection, que celle que le dit porte-outils de pincement occupe dans la station d'éjection.
- Procédé selon la revendication 7, les dits outils de pincement étant des aiguilles télescopiques, caractérisé en ce que les positions des pointes libres des dites aiguilles sont ajustées au contact des dits éjecteurs.
- Table de réglage pour la mise en oeuvre d'un procédé selon l'une quelconque des revendications 1 à 8, comprenantun bâti (1), portantdes moyens de support et des moyens de fixation de plaque porte-éjecteursdes moyens de support de planche centrale d'éjection pour tenir une planche centrale d'éjection (5) au contact ou à proximité d'une plaque porte-éjecteurs (4, 40) etdes moyens de fixation de planche centrale d'éjection, choisis de façon à fixer la planche centrale d'éjection (5) dans la dite position de réglage.
- Table selon la revendication 9, caractérisée en ce que les dits moyens de support de planche centrale d'éjection et de plaque porte-éjecteurs comprennent deux barres d'appui (2, 3) parallèles pour les bords antérieurs de la plaque porte-éjecteurs (4, 40) et de la planche centrale d'éjection (5), les deux dites barres d'appui (2, 3) étant calées l'une par rapport à l'autre de telle sorte à reproduire le réglage longitudinal au premier filet de la presse de façonnage.
- Table selon l'une des revendications 9 ou 10, caractérisée en ce que la forme supérieure d'éjection et la planche centrale d'éjection (5) y sont maintenues en position verticale, toutes leurs parties se trouvant à portée de main d'un opérateur.
- Table selon l'une des revendications 9 à 11, caractérisée en ce que les dits moyens de fixation de planche centrale d'éjection d'une part, et de plaque porte-éjecteurs d'autre part, comprennent deux plots de réglage (6, 7) fixes, présentant chacun une encoche ou glissière adaptée à recevoir les butées de centrage (8, 43) sur l'axe machine respectives de la planche centrale d'éjection (5) et de la plaque porte-éjecteurs (4, 40), les deux encoches ou glissières étant centrées dans un même plan perpendiculaire au plan de la planche centrale d'éjection (5), et perpendiculaire au plan d'appui d'une barre d'appui (2, 3).
- Table selon l'une des revendications 9 à 12, caractérisée en ce que les moyens de fixation de plaque porte-éjecteurs comprennent également un loquet (12) agencé sur le dit bâti (1), de façon à pouvoir venir en prise avec le bord postérieur de la plaque porte-éjecteurs (4, 40).
- Table selon la revendication 13, caractérisée en ce que le dit loquet (12) est monté sur un chariot mobile (11), coulissant sur le dit bâti (1) dans la direction de la table correspondant à l'axe machine.
- Table selon l'une des revendications 9 à 14, caractérisée en ce que les moyens de support de planche centrale d'éjection comprennent également un bras (13) pivotant dans un plan parallèle au plan de la planche centrale d'éjection (5), dont l'axe de pivotement (14) est agencé au-dessus des barres d'appui (2, 3) et à une distance supérieure au format longitudinal maximum de la planche centrale d'éjection.
- Table selon la revendication 15, caractérisée en ce que le bras (13) pivotant porte à son extrémité libre un doigt presseur (15), équipé d'un système de rappel à ressort, dont la force pressante maintient la planche centrale d'éjection (5) contre la plaque porte-éjecteurs (4, 40).
- Table selon l'une des revendications 9 à 16, caractérisée en ce que le dit bâti (1) porte un moyen de support pour porte-outils de pincement, mobile entre la dite position d'ajustement et une position permettant le libre accès d'un opérateur à la planche centrale d'éjection.
- Table selon la revendication 17, pour la mise en oeuvre d'un procédé selon la revendication 8, les dites aiguilles télescopiques étant destinées à être portées par des barres réglables dans un cadre-tiroir de la station d'éjection, le dit cadre-tiroir comportant une pluralité d'organes de fixation de barres en agencement indexé, caractérisé en ce que le dit moyen de support pour porte-outils de pincement est un cadre (16) pivotant, dont l'axe de pivotement (19) est situé sur le dit bâti (1) de la table de réglage, et qui comporte une même pluralité d'organes de fixation (21, 22) de barres dans le même agencement indexé.
- Ensemble d'éléments comprenant au moins une plaque porte-éjecteurs et un jeu d'éjecteurs, pour préparer une forme supérieure d'éjection par un procédé selon la revendication 1, caractérisé en ce que la plaque porte-éjecteurs (40) présente une pluralité d'ouvertures (44), une face de la dite plaque est recouverte au moins partiellement d'une première couche de fibres accrochantes, la base (101) de chaque éjecteur (100) est recouverte au moins partiellement d'une seconde couche (102) de fibres accrochantes conjuguées, aptes à coopérer avec les fibres accrochantes de la dite première couche de fibres.
- Ensemble selon la revendication 19, caractérisé en ce que la dite base (101) d'au moins une partie des éjecteurs (100) porte un bloc (103) de mousse résiliente.
- Ensemble selon l'une des revendications 19, 20 comprenant de plus un jeu de blocs d'appui constitués de blocs de mousse molle portés par une base, la dite base portant sur son autre face une dite seconde couche de fibres accrochantes conjuguées.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH01949/99A CH693787A5 (fr) | 1999-10-26 | 1999-10-26 | Procédé pour préparer un système d'outils de façonnage, table de réglage pour mettre en oeuvre ce procédé et ensemble d'éléments pour préparer une forme supérieure d'éjection. |
CH194999 | 1999-10-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1095745A2 true EP1095745A2 (fr) | 2001-05-02 |
EP1095745A3 EP1095745A3 (fr) | 2005-04-27 |
Family
ID=4222367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00122677A Withdrawn EP1095745A3 (fr) | 1999-10-26 | 2000-10-18 | Procédé pour préparer un système d outils de faconnage, table de réglage pour mettre en oeuvre ce procédé et esemble d éléments pour préparer une forme supérieure d éjection |
Country Status (9)
Country | Link |
---|---|
US (2) | US6598284B1 (fr) |
EP (1) | EP1095745A3 (fr) |
JP (1) | JP2001121486A (fr) |
KR (1) | KR100472116B1 (fr) |
CN (1) | CN1201905C (fr) |
AU (1) | AU778195B2 (fr) |
CA (1) | CA2324181C (fr) |
CH (1) | CH693787A5 (fr) |
TW (1) | TW504440B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104241177A (zh) * | 2013-06-08 | 2014-12-24 | 常州广达电子有限公司 | 一种全自动二极管梳条机 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH693787A5 (fr) * | 1999-10-26 | 2004-02-13 | Bobst Sa | Procédé pour préparer un système d'outils de façonnage, table de réglage pour mettre en oeuvre ce procédé et ensemble d'éléments pour préparer une forme supérieure d'éjection. |
CH694086A5 (fr) * | 2000-05-16 | 2004-07-15 | Bobst Sa | Presse de façonnage. |
US20050274247A1 (en) * | 2004-06-14 | 2005-12-15 | Sean Talkington | Stripper apparatus and methods for rotary dies |
US7401061B2 (en) * | 2005-06-14 | 2008-07-15 | Lehman Brothers Inc. | Attribute engine |
USD828421S1 (en) * | 2016-12-08 | 2018-09-11 | Carlton C. Musser | Vertical seam welder component |
CN113303621B (zh) * | 2021-07-07 | 2023-05-09 | 海宁智盛自动化设备有限公司 | 一种用于沙发的拉扣组件及其装配方法 |
CN114393548B (zh) * | 2022-01-27 | 2024-05-24 | 重庆佳利乐包装有限公司 | 一种环保型托盘的快速生产方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5217423A (en) | 1990-04-26 | 1993-06-08 | Bobst Sa | Method for the preparation of blank separating tools |
CH682651A5 (fr) | 1990-04-12 | 1993-10-29 | Bobst Sa | Outil supérieur mobile de séparation de poses dans une machine de production d'emballages. |
CH693502A5 (fr) | 1999-08-02 | 2003-09-15 | Bobst Sa | Outil universel d'éjection. |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3150550A (en) * | 1961-03-28 | 1964-09-29 | Temple Ind Inc | Rule die and punch unit and method of resetting the same |
US3249272A (en) * | 1964-08-13 | 1966-05-03 | Arkay Packaging Corp | Method and apparatus for stripping waste from a die cut sheet |
GB1122292A (en) * | 1965-08-19 | 1968-08-07 | William Crosland Ltd | A setting device for press stripper mechanisms |
IT1023941B (it) * | 1974-03-07 | 1978-05-30 | Bobst Fils Sa J | Dispositivo di espolsi e del ritagli di un foglio tagliato mediante una pressa a piastre |
CH617886A5 (fr) * | 1977-05-26 | 1980-06-30 | Bobst Fils Sa J | |
US4371369A (en) * | 1980-04-25 | 1983-02-01 | Franklin Corrugated Design, Inc. | Automatic register system for die cutting operations |
US4452595A (en) * | 1982-01-18 | 1984-06-05 | Federal Paper Board Company, Inc. | Stripper apparatus for paperboard blanks |
CH646895A5 (fr) * | 1982-05-18 | 1984-12-28 | Bobst Sa | Dispositif pour confectionner les matrices d'une presse a platines. |
JPH0790514B2 (ja) * | 1989-02-20 | 1995-10-04 | 日本ダイスチール株式会社 | 紙器打抜き装置に用いる木型 |
CH681874A5 (fr) * | 1990-04-10 | 1993-06-15 | Bobst Sa | |
CH684187A5 (fr) * | 1990-04-26 | 1994-07-29 | Bobst Sa | Outil supérieur mobile pour une station d'éjection des déchets dans une machine de découpage de feuilles en vue de la production d'emballages. |
US5341558A (en) | 1991-04-10 | 1994-08-30 | Bobst Sa | Method of assembling a movable upper tool for separating blanks |
JPH0796276B2 (ja) * | 1993-02-15 | 1995-10-18 | 共益工業株式会社 | ピンボード式の板紙打抜き機 |
AU673611B2 (en) * | 1993-05-15 | 1996-11-14 | Dirk Emrich | Device, clamping tool and process for breaking away cuttings when cutting out blanks from cardboard |
US5881620A (en) * | 1993-10-07 | 1999-03-16 | Container Graphics Corporation | Apparatus for ejecting cut corrugated board from a cutting die |
CH689974A5 (fr) * | 1994-05-13 | 2000-02-29 | Bobst Sa | Station d'éjection de déchets dans une machine de découpe d'éléments en plaque. |
CH690027A5 (fr) * | 1994-07-14 | 2000-03-31 | Bobst Sa | Outil supérieur mobile pour la séparation des poses d'une feuille travaillée par une presse de fabrication d'emballages. |
CH691035A5 (fr) * | 1995-04-18 | 2001-04-12 | Bobst Sa | Outil pour machine de découpe d'éléments en plaque, et équipement associé. |
CH690844A5 (fr) * | 1995-08-04 | 2001-02-15 | Bobst Sa | Equipement de séparation de poses au sein d'une machine de découpe d'éléments en plaque . |
CA2259785C (fr) * | 1999-01-19 | 2008-07-29 | Peter E. Sandford | Membre egaliseur, systeme et procede pour monter un tel membre et suppresseur de teinture male et femelle prevue avec |
CA2286981C (fr) * | 1999-10-20 | 2008-03-18 | Peter E. Sandford | Techniques de montage de matrices femelles et cadres de pressage universels pour l'utilisation de ces techniques |
CH693787A5 (fr) * | 1999-10-26 | 2004-02-13 | Bobst Sa | Procédé pour préparer un système d'outils de façonnage, table de réglage pour mettre en oeuvre ce procédé et ensemble d'éléments pour préparer une forme supérieure d'éjection. |
-
1999
- 1999-10-26 CH CH01949/99A patent/CH693787A5/fr not_active IP Right Cessation
-
2000
- 2000-09-28 TW TW089120059A patent/TW504440B/zh not_active IP Right Cessation
- 2000-10-02 US US09/677,230 patent/US6598284B1/en not_active Expired - Fee Related
- 2000-10-18 AU AU66600/00A patent/AU778195B2/en not_active Ceased
- 2000-10-18 EP EP00122677A patent/EP1095745A3/fr not_active Withdrawn
- 2000-10-19 KR KR10-2000-0061564A patent/KR100472116B1/ko not_active IP Right Cessation
- 2000-10-25 CA CA002324181A patent/CA2324181C/fr not_active Expired - Fee Related
- 2000-10-26 CN CNB001298186A patent/CN1201905C/zh not_active Expired - Fee Related
- 2000-10-26 JP JP2000327463A patent/JP2001121486A/ja active Pending
-
2002
- 2002-05-08 US US10/141,428 patent/US6691395B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH682651A5 (fr) | 1990-04-12 | 1993-10-29 | Bobst Sa | Outil supérieur mobile de séparation de poses dans une machine de production d'emballages. |
US5217423A (en) | 1990-04-26 | 1993-06-08 | Bobst Sa | Method for the preparation of blank separating tools |
CH693502A5 (fr) | 1999-08-02 | 2003-09-15 | Bobst Sa | Outil universel d'éjection. |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104241177A (zh) * | 2013-06-08 | 2014-12-24 | 常州广达电子有限公司 | 一种全自动二极管梳条机 |
CN104241177B (zh) * | 2013-06-08 | 2016-12-28 | 常州广达电子有限公司 | 一种全自动二极管梳条机 |
Also Published As
Publication number | Publication date |
---|---|
US6598284B1 (en) | 2003-07-29 |
CN1304824A (zh) | 2001-07-25 |
AU778195B2 (en) | 2004-11-18 |
TW504440B (en) | 2002-10-01 |
US20020124372A1 (en) | 2002-09-12 |
KR100472116B1 (ko) | 2005-03-07 |
EP1095745A3 (fr) | 2005-04-27 |
KR20010060175A (ko) | 2001-07-06 |
JP2001121486A (ja) | 2001-05-08 |
CH693787A5 (fr) | 2004-02-13 |
CN1201905C (zh) | 2005-05-18 |
AU6660000A (en) | 2001-05-03 |
US6691395B2 (en) | 2004-02-17 |
CA2324181A1 (fr) | 2001-04-26 |
CA2324181C (fr) | 2004-08-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0738567A2 (fr) | Outils pour machine de découpe d'éléments en plaque, et équipements associés | |
EP0683003B1 (fr) | Dispositif de centrage et de verrouillage d'un cadre porte-outils dans une presse de découpage | |
EP2429781B1 (fr) | Unité d'éjection des déchets à réglage d'outil facilité dans une machine de production d'emballages | |
EP0666234B1 (fr) | Station d'empilage, de séparation et d'évacuation de lots d'éléments en plaque empilés en sortie d'une machine de transformation de tels éléments | |
FR2538685A1 (fr) | Procede et appareil pour former des pieces de patron | |
FR2591931A1 (fr) | Banc de support de piece pour une machine de decoupage a laser | |
FR2546087A1 (fr) | Machine de traitement multiple de pieces du type tole | |
FR2672841A1 (fr) | Dispositif de garde de couteau de machine a trancher et affuteuse. | |
CH683681A5 (fr) | Table pour la préparation d'outils de séparation des poses dans une machine de découpage de feuilles pour la production d'emballages. | |
FR2591932A1 (fr) | Systeme de decoupage a laser | |
CH667233A5 (fr) | Installation de decoupage aux filets. | |
EP1095745A2 (fr) | Procédé pour préparer un système d outils de faconnage, table de réglage pour mettre en oeuvre ce procédé et esemble d éléments pour préparer une forme supérieure d éjection | |
EP2834178A1 (fr) | Dispositif de grille non-stop pour machine de façonnage | |
EP1153871B1 (fr) | Station de réception de presse de façonnage et ensemble d'outils pour une telle station | |
FR2627711A1 (fr) | Outil d'ejection de dechets dans une machine de decoupe d'elements en plaque | |
EP1151833B1 (fr) | Dispositif pour positionner des feuilles dans une station de machine | |
EP1155791B1 (fr) | Presse de faconnage | |
EP0453982B1 (fr) | Outil supérieur mobile universel pour une station d'éjection des déchets dans une machine de découpage de feuilles en vue de la production d'emballages | |
EP1074353B1 (fr) | Outil universel d'éjection | |
FR2458400A1 (fr) | Machine perfectionnee de gravure de signes ou symboles | |
EP0683004B1 (fr) | Dispositif pour la manutention et le réglage des outils d'une presse à découper | |
BE1007199A6 (fr) | Un procede de fabrication de portes. | |
FR2489856A1 (fr) | Guide a plier les pieces de travail pour les machines a decouper et a coudre | |
FR2969591A1 (fr) | Dispositif d'empilement et de prelevement de feuilles en sortie d'une presse et presse correspondante | |
FR2505723A3 (fr) | Dispositif de decoupage d'anses ceramiques |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20001018 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
AX | Request for extension of the european patent |
Extension state: AL LT LV MK RO SI |
|
AKX | Designation fees paid |
Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
17Q | First examination report despatched |
Effective date: 20060904 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20110104 |