EP2756893B1 - Appareil de traitement des matériaux, notamment une machine de déformage - Google Patents

Appareil de traitement des matériaux, notamment une machine de déformage Download PDF

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Publication number
EP2756893B1
EP2756893B1 EP14151946.2A EP14151946A EP2756893B1 EP 2756893 B1 EP2756893 B1 EP 2756893B1 EP 14151946 A EP14151946 A EP 14151946A EP 2756893 B1 EP2756893 B1 EP 2756893B1
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EP
European Patent Office
Prior art keywords
assembly
threaded spindle
material processing
bending
operating state
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
EP14151946.2A
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German (de)
English (en)
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EP2756893A1 (fr
Inventor
Mathias Bihler
Paul Maldoner
Oskar Gast
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.)
Otto Bihler Handels Beteiligungs GmbH
Original Assignee
Otto Bihler Handels Beteiligungs GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Otto Bihler Handels Beteiligungs GmbH filed Critical Otto Bihler Handels Beteiligungs GmbH
Priority to PL14151946T priority Critical patent/PL2756893T3/pl
Priority to EP14151946.2A priority patent/EP2756893B1/fr
Publication of EP2756893A1 publication Critical patent/EP2756893A1/fr
Priority to HK15104104.8A priority patent/HK1204233A1/xx
Application granted granted Critical
Publication of EP2756893B1 publication Critical patent/EP2756893B1/fr
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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
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/028—Tools travelling with material, e.g. flying punching machines
    • 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
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F1/00—Bending wire other than coiling; Straightening wire
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F1/00—Bending wire other than coiling; Straightening wire
    • B21F1/006—Bending wire other than coiling; Straightening wire in 3D with means to rotate the tools about the wire axis

Definitions

  • the present invention relates to a material processing device, in particular as a component of a forming machine, with at least one material processing unit, which is arranged linearly displaceable along a linear guide and is displaceable by means of a spindle drive in order to bring it into a desired desired working position.
  • Such material processing devices may include material processing units, such as stamping presses, material feeds, or the like.
  • material processing units such as stamping presses, material feeds, or the like.
  • a forming machine which are upstream of one or more forming units of the forming machine and arranged linearly one behind the other.
  • Forming machines of the type considered here have at least one forming unit, but preferably a plurality of Umformaggregate, z. B. are mounted on the outside of an outer wall of a mounting frame in their respective desired working position and have the drivable for performing forming movements forming tools. These act on a usually strip-shaped or wire-shaped and on a mandrel, die or the like. Supported semi-finished metal from a metal forming to produce a workpiece of the desired shape.
  • the term forming tool can in the context of the present invention, machining tools such. B. drilling units, thread cutting units, material application units u. Like. Include.
  • bending machines for the mass production of bent parts, known in various embodiments.
  • the bending units are bolted to the outer wall of the mounting frame, with a hole pattern in the outer wall of the mounting frame is provided in order to determine the bending units in appropriate working positions can.
  • the forming movements of the bending tool are derived in the conventional bending machines from a central large gear, which is rotatably mounted on the inside of the outer wall of the mounting frame and driven for rotation. Through openings are distributed in the outer wall of the mounting frame on the projection of the outer periphery of the central large gear. Through this through-insertion drive shafts of the bending units are pushed through, so that provided on these drive shafts pinion mesh with the teeth of the central large gear to receive torque from the central large gear.
  • the drive shafts of the bending units drive cam disks, which in turn act on the bending dies and thus control predetermined movement sequences of the bending tools.
  • the bending point of the bending units defined by a bending mandrel arrangement, die arrangement or the like are fed by a material feeder to the semi-finished products to be bent.
  • the material feeder promotes flat strip material or wire material as a semi-finished product to the bending point, wherein the flat strip material or wire material is unwound from a Vorratscoil.
  • the bending point of the bending units is also preceded by a punch press or other cutting device for certain processing of the semifinished product, such a cutting or punching device are usually arranged linearly in series with a material suit.
  • the present invention is primarily concerned with material handling apparatus comprising such linearly sequentially arranged series-processing equipment.
  • the incorporation and retrofitting of the above-mentioned conventional bending machines to produce a desired bending part in mass production is a very complex process, which includes the exact positioning of the bending units in each predetermined target working positions, the drive concept of torque picking from a central large gear in this regard Constraints on the degrees of freedom in the positioning of the bending units.
  • the installation and, if necessary, retrofitting processes also include the provision of the relevant cams for the bending carriages.
  • the Einrüst- or Umrüstvorgang also requires an accurate positioning of the bending units upstream, linearly arranged one behind the other components, such as material intake and / or punching press.
  • a pressing device in which a material processing unit has a threaded spindle penetrated by a spindle nut for linear movement of the material processing unit, wherein the threaded spindle is coupled on both sides via couplings to a respective motor to reduce by a more uniform drive, the rotational forces on the threaded spindle.
  • Object of the present invention is a material processing apparatus of the type mentioned, in particular as part of a forming machine to provide, wherein the material processing device allows a substantial simplification of their equipment or conversion, ie the positioning of the material processing units in their desired working positions with respect to a specific material processing task.
  • a material processing apparatus which has at least one material processing unit, which is arranged linearly displaceable along a linear guide, wherein the material processing unit is automatically linearly displaceable by means of a controllable drive mechanism to position it in a respective desired working position wherein the drive mechanism comprises a threaded spindle for displacing the material processing unit, and wherein the linearly displaceable material processing unit is associated with a spindle nut threaded by the threaded spindle, which is mutually displaceable by means of a coupling device in an idle operating state and in a coupling operating state, in the idle operating state with the threaded spindle is rotatable so that it performs no linear movement along the threaded spindle, whereas in the coupling operating state is rotationally coupled to the material processing unit, so that they can perform a linear movement along the threaded spindle with entrainment of the material processing unit along the linear guide upon rotation of the threade
  • the thus configured material processing device allows a computer-controlled and thus automatic positioning of the material processing unit in its desired working position, which allows a rapid and precise retooling of the material processing unit.
  • Special advantages result from this for a conversion process of an entire forming machine, when the material processing device according to the invention is part of the forming machine and the latter also has controlled automatically adjustable in respective nominal working positions Umformaggregate.
  • Forming machines with controlled automatically adjustable in respective nominal working positions Umformaggregaten are z. B. from the EP 2 641 669 A1 or the DE 10 2012 204 740 A1 known.
  • the EP 2 641 669 A1 and the DE 10 2012 204 740 A1 shall be incorporated by reference herein as the disclosure of such machines in the present application.
  • the material processing device according to the invention is particularly advantageous to be used in such forming machines and there provide a preferably NC-controlled material intake device and / or a preferably NC-controlled punching / cutting press as upstream material processing unit (s) and possibly other material processing units.
  • the invention thus also the combination of a material processing apparatus according to one of the claims 1-4 of the present application with a forming machine, in particular of the type according to EP 2 641 669 A1 or DE 10 2012 204 740 A1 , be.
  • a particular advantage of the invention comes into play when the material processing device comprises at least two material processing units, which are arranged linearly displaceable along the linear guide to position them in a respective desired working position, each of the two material processing units a respective own threaded through the threaded spindle nut and each of the spindle nuts is mutually displaceable by means of a respective coupling device in an idle operating state and in a coupling operating state, wherein it is rotatable in the idle operating state with the threaded spindle so that it does not perform linear movement along the threaded spindle, whereas in the coupling operating state rotationally with the their associated material processing unit is coupled, so that upon rotation of the threaded spindle, a linear movement along the threaded spindle with entrainment of its associated M Aterialbearbeitungsaggregates can perform along the linear guide.
  • This embodiment of the invention makes it possible to automatically move and position several linearly movably guided material processing units simultaneously relative to one another and / or relative to an upstream or downstream material processing device in a computer-controlled manner and this by means of a single common drive spindle. It can thus be used a fairly simple drive mechanism to position the plurality of material processing units substantially independently in desired working position. Conversion operations can be carried out in this way quickly and accurately.
  • the control of the drive mechanism and especially the coupling devices by means of a machine control, which in the case of integration of the material processing device in a forming machine, as z.
  • EP 2 641 669 A1 is described, preferably also used for positioning of the forming units.
  • the forming machine including the material processing apparatus can be extensively retrofitted in a simple and quick manner to meet a new production situation.
  • the aspect of automated linear displacement and positioning of material processing units generally offers a simple way and with relatively inexpensive and space-saving means a quick conversion of forming machines with material processing units arranged in series, including any forming units.
  • the threaded spindle of the material processing device may have any suitable thread.
  • a threaded spindle is used with a trapezoidal thread.
  • Forming machine shown is a stamping and bending machine 1, which has a machine frame 3 with a mounting frame 5 and mounted on the mounting frame 5 Umformaggregate 7a - 7e, which are mounted on the mounting frame 5 in an array on a circle.
  • the forming units 7a-7e are bending units, each of which has its own numerically controlled electric motor (NC electric motor) with a spindle drive or the like and a tool carriage drivable for forming movements with a tool 9a-9e fastened thereto.
  • NC electric motor numerically controlled electric motor
  • the NC forming units 7a-7e which are known per se from the state of the art, are aligned with their tool carriages and the tools 9a-9e attached thereto to a central forming point 11 at which a so-called center punch is positioned in the form of a bending mandrel or die element, on which the semi-finished product to be formed is brought into the desired shape by means of the forming units 7a-7e.
  • the semi-finished product is first fed as a strip material, the z. B. is handled by a coil.
  • the forming machine 1 has an NC-controlled material feed 13 for the material supply, which is preceded by a press 15, for example, for punching, bending and / or cutting in the material flow direction.
  • the material feeder 13 and the press 15 are components of the embodiment of a material processing device 14 according to the invention explained here.
  • the press 15 can punch holes, recesses and contours in the supplied strip material or possibly separate sections of a respective strip material.
  • the thus prepared strip material then passes as a semi-finished product to the deformation point 11, in which it is formed in successive sections, so that workpieces are produced with the desired shape.
  • the works in the Fig. 1 and 2 Punching and bending machine 1 shown similar to the known from the prior art BIMERIC system of Otto Bihler Maschinenfabrik GmbH & Co. KG, D-87642 Halblech.
  • a special feature of the forming machine is the possibility of facilitated (semi) automatic installation and conversion with forming units 7 and material processing units 13, 15 in order to produce a specific workpiece can. Explanations will follow below with reference to the other figures.
  • Fig. 3 shows in isolated view a mounting frame member 17 of the punching and bending machines Fig. 1 and Fig. 2 in perspective view with forming units 7f - 7j provided thereon (it could also be the forming units 7a - 7e from Fig. 1 and Fig. 2 in its arrangement on a circle defined by an annular through hole 19 in the outer wall 21 of the central mounting frame member 17.
  • the forming units 7 a - 7 j are preferably by means of support means 23 of the same type fixed to the central mounting frame member 17.
  • clamping elements 25 are provided which engage with sliding blocks 27 in concentric with the annular through hole 19 radially on either side thereof provided in the outer wall 21, undercut Kreisringnuten 29, 31.
  • the clamping elements 25 have a helical gear, which allows tightening of the sliding blocks against the undercuts of the receiving them Kreisringnuten 29, 31, so that the relevant support means 23 can be securely fixed to the outer wall 21 of the central mounting frame member 17 by clamping.
  • the clamping elements 25 engage with a respective stop step 33 to a complementary flange 35 of the mounting device 23 at the front to the mounting device 23 to be able to fix the outer wall 21 by clamping (see. FIGS. 7, 8, 11 u. 12).
  • each support means 23 four clamping elements 25 are assigned, of which two are received in a respective annular groove 29 and 31 with their groove stones.
  • the mounting device 23 comprises two basic components, namely a circular base part 37 in the example and a rotary mounting part 39 rotatably mounted thereon, to which the actual forming unit is to be fastened.
  • Such a construction of the mounting device 23 enables a precise angular adjustment of the forming unit 7 fixed thereto relative to the deformation point 11 (cf. Fig. 1 u. Fig. 2 ).
  • This possibility of adjusting the angle is indicated by the example of the forming units 7c and 7e by a dot-dashed and angularly slightly offset image of the respective forming unit.
  • the support means 23 each have on the outer wall 21 of the mounting frame member 17 facing the back of the base member 37 on a circular projection 41 which is interrupted centrally and carries at its outer ends in each case a counter-holding element in the form of a sliding element, wherein the circular arc-shaped projection 41st has the curvature of the annular through hole 19 and is accommodated therein, so that the sliding elements 43 lie on the inner side 22 of the outer wall 21 of the mounting frame member 17 and the outer wall 21 engage behind on the inner side 22.
  • the longitudinally shaped sliding elements 43 can be rotated to attach the mounting device 23 to the outer wall 21 of the mounting frame member 17 so that they are aligned longitudinally with the circular arc-shaped projection 41 and thus can be performed from the outside through the annular through hole 19. Thereafter, they can be transposed by turning by means of a screwing tool or the like., So that they in the FIGS. 8 and 11 take recognizable position in which they no longer fit through the through hole 19. This is a stable stop position.
  • the base part 37 of the mounting device 23 Centered in the area of the interruption of the annular projection 41, the base part 37 of the mounting device 23 has a bore 45 and a coupling mechanism 47 received therein for a positioning device 49 to be described later for positioning forming units 7 in a respective desired working position on the outer wall 21 of the mounting frame element 17 on.
  • positioning means 49 comprises a on the inside 22 of the outer wall 21 of the mounting frame member 17 rotatably mounted, central large gear 51 (adjusting), which in Fig. 4 is shown without details of the peripheral teeth.
  • the gear 51 is aligned with its axis of rotation coaxially with the circle center axis 53 of the annular through hole 19.
  • An NC drive unit 55 is fixed to the inner side 22 of the outer wall 21 so that it can turn the large gear 51 meshing therewith with an associated drive pinion (at 57).
  • the coupling unit 59 On the outer wall 21 facing away from the end face of the large gear 51, a coupling unit 59 is mounted, which upon rotation of the large gear 51st is carried by this.
  • the coupling unit 59 comprises a coupling drive 61 with an NC electric motor 62 and an elongate coupling element 63 oriented with its longitudinal axis parallel to the circular center axis 53 and in alignment with the annular through-hole 19, which passes through a hole at 64 in the large gear 51 and from the coupling drive 61 is axially movable between a passive position and a coupling position.
  • the coupling element 63 is an elongated sleeve with an in Fig.
  • the coupling drive 61 is part of a combined drive assembly 67, which further comprises a controllable rotary support drive 69 for the rotation support part 39 of the support means 23.
  • the rotary support drive 69 can be used to align the feed angle of an aggregate 7 relative to the working direction of a respective tool.
  • the rotary support actuator 69 has an NC electric motor 71, which via an angular gear, z. B. bevel gear, a in Fig. 5 discernible hollow shaft 73 for rotation drives, in which a rotary actuating shaft 75 is rotatably received for positive rotation, but axially displaceable.
  • This rotary operation shaft 75 is passed through the sleeve-shaped coupling member 63 so that it is also aligned parallel to the circular center axis 53 and in alignment with the annular through hole 19.
  • the rotary actuating shaft 75 is coupled for common axial displacement, but it is rotatable relative to the non-rotatable coupling element 63.
  • the coupling element 63 is dimensioned so that it can penetrate from the inside 22 of the outer wall 21 of the mounting frame member 17 ago the annular through hole 19, to be arranged at a corresponding positioning relative to an outside of this outer wall 21
  • Mounting device 23 of a forming unit 7 coupled with the coupling mechanism 47 of the support device 23 can engage, as shown in the 10 and 11 is indicated.
  • the coupling element 63 comes in the interruption of the annular projection 41 and meets a detent element 77 of the coupling mechanism 47 of the support means 23.
  • This detent element 77 is first by means of the compression spring 79 in the in Fig. 9 shown biased locking projection position in which it protrudes on the base part 37 of the support means 23 to the outside.
  • the coupling element 63 Upon further axial displacement of the sleeve-shaped coupling element 63 in its coupling position, the coupling element 63 displaces the locking element 77 out of the latching projection position inwards into the mounting device, as shown in FIG Fig. 10 is recognizable.
  • the coupling unit 59 of the positioning device 49 is coupled to the respective mounting device 23 so that the large gear 51 can take along the coupled mounting device 23 along the annular through hole 19 during its rotation.
  • the prerequisite is that previously the clamping elements 25 are released so that the support means 23 is released for such movement.
  • the axial pressure exerted by the sleeve-shaped coupling element 63 on the latching element 77 and the spring 79 on the mounting device 23 is absorbed by the sliding elements 43, which are supported on the inside of the outer wall 21, so that the support device 23 during its entrainment along the annular Through hole 19 guided on the outer wall 21 and on the coupling element 63 remains.
  • FIGS. 7 and 9 show two guided in arcuate slots 85 fasteners 87 in the form of flange sleeves 87 which are penetrated by screws 89 and are taken out with their widened flange 91 in widened recesses along the slots 85.
  • the screws 89 connect, by means of the flange sleeves 87, the rotary support part 39 to the base part 37 of the mounting device 23, so that a rotation of the rotary support part 39 relative to the base part 37 is possible by a rotation angle bounded by the arcuate slots 85.
  • the screwing of the parts 37, 39 by means of the screws 89 and the flange sleeves 87 leaves a game between the parts 37, 39 of the support means 23, so that the relative rotation between these two parts 37, 39 without excessive force is possible.
  • the support members 37, 39 may be acted upon by exciting means 92, for example.
  • the mounting device 23 of this forming unit is first, for example, grown at the lowest point of the annular through hole 19, so that the sliding elements 43 passed through the through hole 19 and then into the in Fig. 8 and Fig. 11 recognizable locking position can be rotated so that they engage behind the outer wall 21 of the mounting frame member 17 inside. Further, the support means is provisionally fixed at least with a clamping element 25 in this lower position on the mounting frame, so that it has with its tapered end 93 upwards. These cultivation steps are carried out by the fitter. Then, a routine of the positioning program of a control unit controlling the NC drive unit 55 of the gear 51 and also the coupling drive 61 and the rotation support drive 69 is started.
  • the programmed control device now controls the NC drive unit 55 in such a way that the large gear wheel 51 (adjusting element) is rotated so far that the coupling unit 59 comes with its sleeve-shaped coupling element 63 axially in alignment with the bore 45 in the base part 37 of the mounting device 23.
  • the coupling drive 61 is activated to axially advance the coupling member 63 from its retracted passive position to the coupling position, penetrating the annular through hole 19 in the outer wall 21 of the mounting frame member 17 and displacing the locking projection 77 into the support means 23 to come into coupling engagement with the base part 37 of the mounting device 23.
  • the rotary actuation shaft 75 comes into rotary engagement with the complementary insertion opening 83 of the rotary support part 39 of the mounting device 23.
  • the fitter can now release the clamping members 25 to release the automatic positioning support means 23 to its desired set working position.
  • the control device controls the NC drive unit 55 again in order to turn the large gear 51 into a position in which the coupled mounting device 23 is set down on the annular through hole 19 and is intended to remain.
  • the rotation support drive 69 can be activated to set the rotation support part 39 of the support means in a target angular position relative to the base part 37. Once this has been done, the fitter can now fix the mounting device 23 by means of the clamping elements 25 on the outer wall 21 of the mounting frame element 17.
  • the outer wall 21 of the mounting frame member 17 has recesses 93 on its outer side, which are distributed along the annular through hole 19, these locking recesses are complementary to the locking elements 77 of the support means 23, so that a relevant Detent recess 93 can receive a biased in its locking projection position locking element 77.
  • defined receiving points for the support means 23 are provided, which facilitates the control operation in coupling the coupling device and the rotary actuating means.
  • at least some of the recesses 93 are located at locations along the annular through-hole 19 that correspond to attachment points of any conventional predecessor machines. This makes it easier for the user to switch from a conventional predecessor machine to the forming machine according to the invention, if he thus mass production of a particular Workpiece, which he already produced on the predecessor machine.
  • an opening 94 In the center of the outer wall 21 of the mounting frame member 17 is an opening 94, through which a center punch, so as a bending mandrel, a die or the like. From the inside to the outside of the outer wall 21 is movable to in the desired position at the respective Umformstelle 11 reach.
  • This center punch transport is preferably carried out with an NC drive unit under control of the control device.
  • the support members 23 provides that the Drehhalterungsteil 39 of the support means 23 has an integrated reduction gear, preferably cycloidal or Gleitkeilgetriebe, which can receive the rotary actuator shaft 75 in its rotational engagement position on the input side for receiving torque.
  • a reduction gear allows a particularly finely resolved rotation of the rotary support member 39 and thus an attached forming unit or working unit relative to the base member 37th
  • Fig. 12 is a perspective view of a support means 23 with integrated reduction gear (cyclone gear) and shown with clamping elements 25, namely their outwardly facing mounting side. It carries an adapter plate 95 for attaching a special Umformaggregates or working aggregate, such as a drilling unit, thread cutting unit or the like. This adapter plate 95 is part of the Garrungseinrichung 23 and also serves to center the reduction gear and torque transfer.
  • Fig. 13 shows a perspective view of a forming machine with integrated material processing device 14 according to the invention. It is the one in the Fig. 1 and 2 shown punching and bending machine 1, compared to that in the Fig. 1 and 2 punching and bending machines shown an additional forming unit 7f and a second press 15, for example for punching, bending and / or cutting has.
  • the feed direction which lies in the longitudinal direction of the forming units 7a to 7f, can be aligned in parallel for all the forming units 7a to 7f.
  • the feed directions of the forming units 7a to 7f are aligned vertically.
  • the forming units 7a to 7f can also face each other at any other angles to the direction of gravity.
  • the forming units for processing advanced tool carrier for example, for a mutual tool engagement aligned with each other, such as in the forming units 7a and 7f, 7b and 7e and 7c and 7d.
  • a pair of forming units may be located outside the center of the annular through-hole 19.
  • the Umformstelle 11 is arranged in the middle of the annular through hole 19.
  • a receptacle is shown, to which a holding tool for the workpieces to be produced can be connected.
  • the holding tool may have guideways in which move tools that are advanceable with a forming unit.
  • the forming units are preferably freely accessible from the environment of the machine.
  • the deformation point 11 is preferably freely accessible from the environment of the forming machine.
  • Fig. 14 schematically shows a support device 23 with a base part 37 and a rotary support member 39 in a section through a rotation axis 100 of an adapter plate 109.
  • a Gleitkeilgetriebe is integrated in the mounting device 23, a Gleitkeilgetriebe is integrated.
  • the Gleitkeilgetriebe includes a drive adapter 101 which is rotatably mounted in bearings 102 and 103 in the base member 37 about the axis 100.
  • An elliptical disk 104 is fastened, preferably screwed, to the drive adapter 101.
  • the elliptical disk 104 may be integral with the drive adapter 101.
  • a rolling bearing 105 having an elliptic rolling bearing track is disposed at the elliptical outer periphery of the elliptical disk 104.
  • the rolling bearing 105 supports an externally toothed ring portion 106 of a sleeve 108 rotatably relative to the elliptical disk 104.
  • the external teeth of the ring portion 106 engages the peripheral portions of the elliptical disk 104 with the largest radius in an internal toothing of a ring gear 107.
  • the ring gear 107 is rotationally connected to the base member 37 or alternatively formed integrally therewith.
  • the central axis of the ring gear 107 coincides with the axis of rotation 100.
  • the toothed ring portion 106 is connected via the sleeve 108 with the turntable 109, which forms the output of the transmission.
  • the two meshing engagement points between the externally toothed ring portion 106 and the internally toothed ring gear 107 rotate with the rotation of the drive adapter 101 in the ring gear 107. Since the external toothing of the ring portion 106 is provided with fewer teeth than the ring gear 107, moves through the tooth difference of the externally toothed ring portion relative to the ring gear 107.
  • a bore can be provided in the base part 37 and in the rotary support part 39, with which a forming unit 7 placed on the mounting device 23 can be aligned with a machine center, if the bore in the base part and the bore in the rotary support part are aligned.
  • a pin can be inserted into both holes.
  • a bore may also be arranged in the adapter plate 109 instead of in the rotary holder part 39.
  • Fig. 14a shows a section of the in Fig. 14 shown cross-section, which also differs in that a coupling element 63 and a rotary actuating shaft 75 with the support means 23 are engaged.
  • the rotary operation shaft 75 is inserted inside the drive adapter 101.
  • the interior of the drive adapter 101 has a polygonal cross-section which is compatible with a cross-section of the outer circumference of the rotary actuation shaft 75, so that the rotary actuation shaft 75 can be rotationally inserted into the drive adapter 101.
  • the outer periphery of the rotary actuating shaft 75 has a square, preferably with chamfered or rounded corners.
  • the rotary actuation shaft 75 also passes through the interior of the latching element 77.
  • An end face of the coupling element 63 bears against the end face of the latching element 77 facing away from the mounting device 23. If the coupling element 63 is advanced in the direction of the mounting device 23, then the detent element 77 dips into the interior of the mounting device 23. In this case, compression springs 79 are compressed. The compression springs 79 are preferably arranged at least partially in recesses in the latching element 77 and preferably in its axial direction. The latching element 77 can be pushed into the base part 37 far enough so that the outer surface of the base part 37 is at least flush with the end face of the latching element 77 facing away from the mounting device 23, or it dips further into the interior of the base part 37. In this position, the support means 23 can be moved with respect to the mounting frame 5.
  • the mounting device 23 has a pretensioning device for the rotary mounting part 39.
  • a spring 92 designed here as a compression spring element is supported on the base part 37.
  • the compression spring element 92 is arranged in a recess in the base part 37, wherein the recess is closed by a plug, on which the compression spring element 92 is supported.
  • the plug may be designed, for example, as a grub screw or pressed-in pin or the like.
  • the compression spring member 92 acts on the rotation support member 39 by the compression spring member 92 pushes the rotation support member 39 in the direction of the adapter plate 109 of the base member 37.
  • the compression spring element 92 is seated on a contact element 112, which forwards the pressure forces to the rotary support part 39. In this way, the base member 37 and the rotary support member 39 are biased against each other.
  • a plurality of compression spring elements 92 are arranged around the axis of rotation 100 with the same radius with respect to the axis of rotation 100.
  • the axial mobility between the base member 37 and the rotary support member 39 By the bias of the compression spring member 92, the Drehhalterungsteil 39 is pressed against the flange sleeves 87, unless the Drehhalterungsteil 39 with the sliding blocks 27 to the Mounting frame 5 is pulled.
  • the rotary support member 39 in this case does not contact the outer wall 21 of the mounting frame member 17, but a small distance, for example 0.2 mm, is maintained between the outer wall 21 and the rotary support member 39. In this way, the rotary support member 39 can be rotated regardless of the position of the base member 23.
  • At least two sliding blocks 27 are provided on the rotary support part 39, one of which is intended for engagement in the groove 29 or 31 in one embodiment.
  • the distance between the sliding blocks 27 is variable from the axis of rotation 100.
  • a longitudinal groove or a longitudinal shoulder may be provided, in or on which an attachment of a sliding block 27 is displaceable.
  • Fig. 15 shows a section of a view of the forming machine with a plurality of forming units 7, which are mounted on the mounting frame 5.
  • Each of the forming units 7 carries a tool 120, with which a workpiece can be processed, which is attached to a central Umformstelle 11.
  • a workpiece holder 122 is arranged.
  • Each of the forming units 7 has a feed direction 121, in which the tools 120 can be advanced and withdrawn.
  • the workpiece holder 122 has guides 123 in which tools 120 are movable.
  • the leadership of in FIG. 15 shown tool 120 is hidden by this.
  • Fig. 3 shows how the inclination sensors 124 can be applied to a guide 123 to determine their angular orientation.
  • the sensors are capacitive tilt sensors that can measure the angle of the guideway with respect to gravity. This serves to provide an angle specification for the alignment of the forming units 7, so that their feed direction 121 coincides with the guide direction of the guides 123.
  • the tools provided for the guidance in the guides 123 are dismantled.
  • the guide angle sensors 124 are reversibly fastened to the guides 123. As an alternative to the embodiment with two guide angle sensors 124 in FIG. 15, only one single guide angle sensor 124 may be provided.
  • a guide angle sensor 124 is preferably applied to a guide surface of a guide 123 which extends at least approximately radially to the center axis 53.
  • FIG. 16 shows the view FIG. 15 with the difference that the forming units 7 are not shown.
  • the viewer's gaze therefore falls on the rotary support parts 39 provided for the forming units 7.
  • An aggregate angle sensor 125 is fastened rotationally fixed to the rotary support parts 39 in each case.
  • a feed direction 121 of a forming unit 7 can thus be determined.
  • the signal measured by the aggregate angle sensor 125 is related to the feed direction 121, wherein an offset may be to be added or subtracted.
  • the offset may result from angular deviations to a zero position of an Aggegatwinkelelsors 125.
  • the angular position of the feed direction 121 can be adjusted so that it coincides with the guide direction of a guide 123.
  • the signal of an aggregate angle sensor 125 can be compared with a signal of a guide angle sensor 124, and the changing of the angular position of the unit 7 can be continued until the angular position of the feed device 121 coincides with the guide direction of a guide 123.
  • an offset between the measured value of a guide angle sensor 124 and the actual position of a guide direction of a guide 123 must be taken into account.
  • the adjusting element 51 can be adjusted, whereby the angular position of a forming unit 7 changes.
  • the angular position can be effected by turning the Drehhalterungsteils 39.
  • the measured signal of an aggregate angle sensor 125 results from two adjustment options, it is preferable to additionally detect at least one of the setting angles of the adjusting element 51 or of the rotation angle of the rotary holding part 39 separately, in order to obtain a distance of the in FIG. 15 can be determined from the center axis 53 coincide with the feed direction 121 longitudinal central axis of a forming unit 7.
  • a displaceability of the clamping elements 25 can be realized by means of a projection 35 on a rotary support member 39, wherein a clamping member 25 is supported on the projection 35 to pull down the projection 35 and thus tighten the Drehhalterungsteil 39 and at the same time the base part.
  • the clamping elements 25 are not connected to the rotary support part 39, but to the base part 37. Since the base part 37 does not rotate with respect to the annular grooves 29 and 31, an alignment for all rotational angles of the rotary holding part 39 thus remains ensured.
  • the rotary support member 39 may be fixed to the base member 37 with an additional fixing mechanism. The latter embodiments can be applied to all embodiments of the forming machine.
  • the rotation of the angular position of the unit 7 on a mounting device 23 can also take place when the mounting device 23 does not include an integrated reduction gear.
  • Fig. 17 shows a perspective view of a portion of a material processing apparatus 14 according to the invention as a component of the forming machine 1 from its back, wherein the upper ends of two presses 15, in particular punching and / or cutting presses 15, are visible.
  • a sliding drive mechanism 200 is disposed on an upper side of the forming machine 1.
  • the drive mechanism 200 serves for the linear displacement of the presses 15 and comprises a threaded spindle 201 with corresponding bearings, a drive motor 202, which in the embodiment shown is connected via a gear, in particular a toothed belt transmission 203 with the threaded spindle 201.
  • other transmissions may be used or a direct drive of the threaded spindle 201 may be provided.
  • a running rail 204 is arranged as a linear guide element.
  • the presses 15 are guided displaceably.
  • the displacement may be effected by the drive mechanism 200.
  • each of the presses on a bearing housing 205 which encloses each of the threaded spindle 201 and includes a respective spindle nut 214.
  • Each bearing housing 205 is mechanically connected to the associated press 15 via a connecting element 209, so that driving forces from the bearing housing 205 can lead to a displacement of the presses 15.
  • the track rail 204 may be disposed on the upper edge of a mounting plate 208.
  • the presses 15 can be fixed after a shift operation is completed.
  • the shifting operation takes place in order to adapt also the material processing device 14 of the forming machine 1 to changed production conditions, for example for the production of another part to be produced with other tools or a differently dimensioned part.
  • the rail 204 may consist of several individual sections.
  • Fig. 18 shows a view of a press 15 and a bearing housing 205 in the direction of the threaded spindle 201.
  • the threaded spindle 201 shown in its cross section is enclosed by the bearing housing 205.
  • the bearing housing 205 has an actuating element 210 on its upper side.
  • the bearing housing 205 is connected to the press 15.
  • On the press 15 a roller holder 207 is further attached.
  • the roller holder 207 carries a roller 206 which is rotatably mounted on the roller holder 207.
  • the roller 206 runs along a side surface of the track rail 204.
  • the roller 206 engages behind the track rail 204 or the mounting plate 208 from the position of the press 15, to prevent them from their leadership on top of the Running rail 204 may fall.
  • the track rail 204 is mounted on an upper surface of the mounting plate 208.
  • a linear guide element 211 is arranged on the upper side of the running rail 204.
  • the linear guide element 211 is a linear Wälz arrangement.
  • the linear guide element 211 is attached to the press 15.
  • a Abstandseinstellelement 212 is arranged, with which the position of the roller 206 relative to the punching and / or cutting press 15 can be varied.
  • a greater thickness of the Abstandseinstellelements 212 leads to a drawing of the press 15 to the mounting plate 208. Thus, it can be set that the press 15 is guided with little play to the mounting plate 208.
  • the roller 206 may also be guided on the mounting plate 208.
  • Fig. 19 shows a perspective view of a section of the displacement drive mechanism 200.
  • the bearing housing 205 is attached to a bow-shaped connecting member 209. This is carried out with such a stiffness that smaller misalignments between the guide along the rail 204 and the mounting plate 208 and the guide of the bearing housing 205 along the threaded spindle 201 are compensated. In particular, the strength of one or more plate-shaped sections of the connecting element 209 can be suitably selected for this purpose.
  • the roller holder 207 are U-shaped. Through the base of the U runs a bore through which an axis of the roller 206 is inserted and screwed to this base of the U.
  • An actuator 210 is disposed above the top of the connector 209.
  • the forming machine 1 has below the track rail 204 a height adjustment device 213, with a height position of the press 15 is adjustable.
  • Fig. 20 shows the same perspective view as Fig. 19 with the difference that the bearing housing 205 is not shown, but only the components that surrounds the bearing housing 205. In addition, the connecting member 209 is omitted.
  • Fig. 20 is to see a coupling device 223 for the spindle nut 214, which is arranged on the threaded spindle 201 and engages around this. With the coupling device, the spindle nut 214 can be coupled to the bearing housing 205. Preferably, this is a bi-spanned preloaded spindle nut 214 that operates essentially free of play.
  • the resultant of the bias friction of the spindle nut 214 relative to the spindle 201 is desirable because the spindle nut 214 is to rotate with the spindle 201 in the idle mode, if no shift of the press 15 desired and the spindle nut 214 is not force-transmitting coupled to the bearing housing 205 is.
  • the spindle nut 214 rotates with the threaded spindle 201, the spindle nut 214 remains stationary along the threaded spindle 201.
  • the actuating element 210 belonging to the coupling device 223 can be actuated.
  • springs 219 and 220 which are each arranged on an end of the blocking elements 215 and 216 which likewise belong to the coupling device 223, are biased on an actuating element 210. If one of the blocking elements 215 or 216 is opposite one of the recesses 217 or 218, the respective spring 219 or 220 relaxes, wherein the respective blocking element 215, 216 is advanced into the recess 217 or 218. Since it is normally not clear whether a blocking element 215, 216 opposite to a recess 217, 218, the spindle 201 can be rotated with the spindle nut 214, while the actuator 210 is actuated.
  • a recess 217 or 218 reaches a position in which one of the blocking elements 215 or 216 engages in the corresponding recess 217 or 218.
  • the recesses 217 and 218 are arranged axially and circumferentially of the spindle nut at different positions of the spindle nut 214.
  • the recesses 217 and 218 are distributed uniformly on the circumference of the spindle nut.
  • Each of the Recesses 217 and 218 has a stop surface for the respective blocking element 215 or 216, which are arranged approximately tangentially to the substantially cylindrical spindle nut 214.
  • each of the recesses 217 and 218 has a radial surface 226 and 227, respectively, which is arranged substantially radially on the spindle nut 214. While the stop surface 224, 225 stops the latching movement of the blocking elements 215 and 216, depending on the direction of rotation of the threaded spindle 201 of one of the blocking elements 215 or 216 at one of the radial surfaces of one of the recesses 217 and 218 start and blocking the spindle nut 214 against rotation cause the threaded spindle 201.
  • both blocking elements 215 and 216 engage in a respective recess 217 or 218, and so both directions of rotation of the spindle nut 214 relative to the threaded spindle 201 are blocked.
  • the blocking of the spindle nut 214 leads to a relative movement of the spindle nut 214 relative to the rotating threaded spindle 201, which causes a displacement of the press 15 along the linear guide. So far as several presses 15 are present, thus each of these presses 15 can be linearly moved by operating their respective actuating element 210 by means of the threaded spindle 201.
  • the direction of rotation of the threaded spindle 201 indicates the direction of movement of the press 15.
  • each of the plurality of presses 15 is individually positionable independently of the other presses 15 in this way along the linear guide.
  • another material processing unit can be equipped in a corresponding manner with a spindle nut 214 seated on the threaded spindle 201, which can likewise be adjusted linearly in the manner described.
  • the actuator 210 is preferably a pneumatic cylinder, but may also be a magnet armature actuator, a hydraulic cylinder, a linear actuator with spindle and nut or the like.
  • the actuating element can be controlled by a machine control.

Claims (6)

  1. Dispositif d'usinage de matériel, en particulier une machine de formage, comprenant au moins une unité d'usinage de matériel (15) qui est arrangée de sorte qu'elle peut être déplacée de manière linéaire le long d'un guidage linéaire (204),
    où l'unité d'usinage de matériel (15) peut être déplacée de manière automatisée et linéaire au moyen d'un mécanisme d'entraînement (200) contrôlable par une commande de machine, pour la positionner dans une position de travail,
    où le mécanisme d'entraînement (200) comprend une broche filetée (201) pour déplacer l'unité d'usinage de matériel (15)
    et
    où un écrou de broche filetée (214) par qui la broche filetée (201) passe, est associé à l'unité d'usinage de matériel (15) linéairement déplaçable, caractérisé en ce que l'écrou de broche filetée (214) peut être mis, par un dispositif d'accouplement (223), en alternance dans un état opératoire inactif et dans un état opératoire d'accouplement, l'écrou étant pivotable avec la broche filetée (201) dans l'état opératoire inactif de sorte qu'il n'effectue pas de mouvement linéaire le long de la broche filetée (201), tandis ce que dans l'état opératoire d'accouplement, il est accouplé avec l'unité d'usinage de matériel (15) en solidarité de torsion, de sorte que lors d'une rotation de la broche filetée (201) il peut effectuer un mouvement linéaire le long de la broche filetée (201) en emmenant l'unité d'usinage de matériel (15) le long du guidage linéaire (204).
  2. Dispositif d'usinage de matériel selon la revendication 1, caractérisé par ce dernier comprenant au moins deux unités d'usinage de matériel (13, 15) arrangées de façon déplaçable le long du guidage linéaire (204) pour les positionner dans une position de travail désirée respective, un écrou de broche filetée (214), respectif par qui la broche filetée (201) passe étant associé à chacun des deux unités d'usinage de matériel (13, 15) et chacun des écrous de broche filetée (214) pouvant, au moyen d'un dispositif d'accouplement respectif (223), être amené en alternance dans un état opératoire inactif et un état opératoire d'accouplement, l'écrou étant pivotable avec la broche filetée (201) dans l'état opératoire inactif de sorte qu'il n'effectue pas de mouvement linéaire le long de la broche filetée (201), tandis ce que dans l'état opératoire d'accouplement, il est accouplé avec l'unité d'usinage de matériel (15) en solidarité de torsion de sorte que lors d'une rotation de la broche filetée (201) il peut effectuer un mouvement linéaire le long de la broche filetée (201) en emmenant l'unité d'usinage de matériel associé (13, 15) le long du guidage linéaire (204).
  3. Dispositif d'usinage de matériel selon les revendications 1 ou 2, caractérisé par la broche filetée (201) ayant un filetage en trapèze.
  4. Dispositif d'usinage de matériel selon une des revendications 1-3, l'unité d'usinage de matériel respectif étant choisie dans le groupe comprenant:
    - une presse (15), en particulier une poinçonneuse ou une presse de découpage;
    - un dispositif d'alimentation de matériel (13);
    - une unité de connexion de matériel, en particulier une unité de soudage;
    - une unité de cintrage;
    - une unité pour former des filetages;
    - une unité de vissage;
    - une unité de perçage;
    - une unité laser, en particulier un laser de découpage ou/et un laser de soudage.
  5. Dispositif d'usinage de matériel selon une des revendications précédentes, caractérisé en ce qu'il est intégré dans une machine de cintrage automatique comprenant au moins une unité de cintrage pour fabriquer des pièces cintrées d'un matériel métallique en bande, comprenant un dispositif d'alimentation de matériel (13) comme unité d'usinage de matériel linéairement déplaçable le long du guidage linéaire (204) pour livrer le matériel métallique en bande à l'unité de cintrage.
  6. Dispositif d'usinage de matériel selon la revendication 5, comprenant une presse (15) et en particulier une poinçonneuse ou une presse de découpage comme autre unité d'usinage de matériel linéairement déplaçable le long du guidage linéaire (204), pour poinçonner ou découper le matériel métallique en bande.
EP14151946.2A 2012-03-23 2014-01-21 Appareil de traitement des matériaux, notamment une machine de déformage Active EP2756893B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PL14151946T PL2756893T3 (pl) 2012-03-23 2014-01-21 Urządzenie do obróbki materiału, zwłaszcza maszyna do obróbki plastycznej
EP14151946.2A EP2756893B1 (fr) 2012-03-23 2014-01-21 Appareil de traitement des matériaux, notamment une machine de déformage
HK15104104.8A HK1204233A1 (en) 2012-03-23 2015-04-28 Electronic smoking device

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102012204740A DE102012204740A1 (de) 2012-03-23 2012-03-23 Umformmaschine, insbesondere Biegemaschine
EP13152173.4A EP2641669B1 (fr) 2012-03-23 2013-01-22 Machine de déformage, notamment cintreuse et procédé pour reconfigurer telle machine de déformage
DE202013002888U DE202013002888U1 (de) 2012-03-23 2013-03-25 Umformmaschine, insbesondere Biegemaschine
EP14151946.2A EP2756893B1 (fr) 2012-03-23 2014-01-21 Appareil de traitement des matériaux, notamment une machine de déformage

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EP2756893A1 EP2756893A1 (fr) 2014-07-23
EP2756893B1 true EP2756893B1 (fr) 2015-10-21

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EP14151946.2A Active EP2756893B1 (fr) 2012-03-23 2014-01-21 Appareil de traitement des matériaux, notamment une machine de déformage

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EP (2) EP2641669B1 (fr)
DE (2) DE102012204740A1 (fr)
ES (2) ES2466923T3 (fr)
HK (1) HK1204233A1 (fr)
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DE102022112814A1 (de) 2022-05-20 2023-11-23 Battenfeld-Cincinnati Germany Gmbh Trenneinrichtung zum Abtrennen von extrudierten Kunststoffprofilen

Also Published As

Publication number Publication date
EP2641669B1 (fr) 2014-05-14
EP2756893A1 (fr) 2014-07-23
DE102012204740A1 (de) 2013-09-26
ES2552537T3 (es) 2015-11-30
EP2641669A1 (fr) 2013-09-25
ES2466923T3 (es) 2014-06-11
PL2756893T3 (pl) 2016-04-29
DE202013002888U1 (de) 2013-04-24
HK1204233A1 (en) 2015-11-13
PL2641669T3 (pl) 2014-11-28

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