EP3533597A1 - Dispositif d'usinage d'au moins une pièce à usiner - Google Patents

Dispositif d'usinage d'au moins une pièce à usiner Download PDF

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Publication number
EP3533597A1
EP3533597A1 EP19020089.9A EP19020089A EP3533597A1 EP 3533597 A1 EP3533597 A1 EP 3533597A1 EP 19020089 A EP19020089 A EP 19020089A EP 3533597 A1 EP3533597 A1 EP 3533597A1
Authority
EP
European Patent Office
Prior art keywords
centering
frame
processing
processing unit
module
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.)
Granted
Application number
EP19020089.9A
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German (de)
English (en)
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EP3533597B1 (fr
Inventor
Bernd Rexroth
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.)
Fritz Stepper GmbH and Co KG
Original Assignee
Fritz Stepper GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE102018001438.0A external-priority patent/DE102018001438A1/de
Priority claimed from DE202018000962.8U external-priority patent/DE202018000962U1/de
Application filed by Fritz Stepper GmbH and Co KG filed Critical Fritz Stepper GmbH and Co KG
Publication of EP3533597A1 publication Critical patent/EP3533597A1/fr
Application granted granted Critical
Publication of EP3533597B1 publication Critical patent/EP3533597B1/fr
Active legal-status Critical Current
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
    • B30B15/026—Mounting of dies, platens or press rams
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/04—Movable or exchangeable mountings for tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/08—Dies with different parts for several steps in a process
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/10—Die sets; Pillar guides
    • B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies

Definitions

  • the invention relates to a device for machining at least one workpiece, which has at least one machining unit having a frame with a frame top and a frame base which are relatively movable to each other, wherein the upper frame part a module top and the lower frame part a module lower part of a processing module are arranged.
  • the processing unit for a punch press described in this publication has a frame top, to which a module top can be fastened is, and a frame base on which a module base is fastened, on.
  • the frame top part and thus the module top part fastened to it and the frame bottom part together with the module bottom part attached to it are brought into relative motion by a drive device.
  • the frame upper part is arranged on an upper receiving plate of the frame and the lower frame part on a lower receiving plate of this frame.
  • the aforementioned drive mechanism of the device causes one or both receiving plates along their guide columns perform a lifting movement, whereby the relative movement between the frame top and the frame base and thus between the module top and the module base is achieved.
  • the upper receiving plate and thus the frame upper part connected thereto together with the upper module part are moved up and down with a stationary lower receiving plate.
  • a guide column is provided in the known device and for aligning the module upper part or the module lower part, a further guide column is provided, which serves to guide these two module parts.
  • a processing device is advantageously formed, which has two or more processing units which synchronously perform a lifting movement by the invention is provided that all participating in the respective processing processing units of the processing device according to the invention by the upper base frame and / or lower base frame are moved synchronously.
  • a successive, preferably a cyclic further transport of or in the processing device to be machined workpieces they pass successively synchronously moving processing units, so that several processing steps can be carried out by means of the processing device according to the invention in an advantageous manner to one and the same workpiece in a single clamping.
  • the processing device has at least one centering device, by means of which processing units lying adjacent to one another in the processing device can be aligned with one another.
  • An advantageous development of the invention provides that at least one and preferably all or almost all processing units are interchangeable received in the processing device according to the invention.
  • Such a measure has the advantage that as a result the processing device can be easily adapted to different processing processes by replacing one or more processing units.
  • Such a measure is advantageous not only in the production process, but also in a development and / or testing of a production process, since in particular to optimize the overall processing process individual processing units changed in their order, exchanged, removed or added further, not yet provided processing units can be.
  • a further advantageous embodiment of the invention provides that the frame base and / or the frame top at least one processing unit interchangeably connected to the upper and / or the lower base frame is.
  • Such a measure has the advantage that in this way a rapid exchange of a processing unit or at least its upper or lower part is made possible in a simple manner.
  • a further advantageous development of the invention which has an independent patent-establishing character, provides that the processing device has at least one fixation device, by which two adjacent processing units relative to each other position fixable according to their position alignment and prior to their attachment to the upper and / or lower base frame of the processing device are.
  • Such a measure has the advantage that this simplifies the insertion and / or replacement of processing units.
  • a further advantageous development of the invention provides that in at least one processing unit of the processing device according to the invention, the processing module is arranged interchangeable in the frame. Such a measure has the advantage that an exchange of the machining module is made possible without the entire machining unit having to be removed from the machining device according to the invention.
  • the processing device has at least one centering adapter, by which the frame top and the frame base of the frame or one of the processing units are aligned to each other, preferably provided according to a further advantageous embodiment of the invention that in the frame base at least one processing unit, a first centering unit with a first centering and in the Gestelloberteil a third centering unit is arranged with a centering, and that the centering adapter has a second centering unit with two centering, wherein during the centering of the frame, the centering of the first centering with the first centering of the second Centering and the second centering this Centering unit cooperates with the centering of the third centering unit.
  • This measure which also has an independent patent-establishing character, causes, in a particularly simple manner, the frame top and the frame base are precisely aligned with each other.
  • a further advantageous development of the invention provides that at least one processing unit of the processing device has at least one module centering device for aligning the processing module with the frame of this processing unit, wherein it is preferably provided that a centering element is provided in the module top part of the processing module and / or in its module bottom part is, which cooperates with provided in the frame upper part and / or in the frame base of the processing unit centering of the centering device.
  • a centering element is provided in the module top part of the processing module and / or in its module bottom part is, which cooperates with provided in the frame upper part and / or in the frame base of the processing unit centering of the centering device.
  • a further advantageous development of the invention provides that the upper frame part and / or the lower frame part is or are integrated in an upper part, in particular a press upper part, and / or in a lower part, in particular a lower press part, of a drive device of the processing device.
  • the upper base frame in preferably a press upper part and / or the lower base frame in preferably a press base is advantageously achieved a lower required installation height for the processing units of the processing device, since the upper base frame and / or the lower base frame in a row
  • This integration of these two components no longer have to be designed as separate components.
  • the manufacturing accuracy of the processing device according to the invention is thereby increased in an advantageous manner, since shorter strokes are required.
  • FIGS. 1 to 4 is a generally designated 1 embodiment of a processing device shown, which four of the below-described Processing units 10a-10d has. These are arranged between an upper base frame 2 a and a lower base frame 2 b of the processing device 1. It will be apparent to those skilled in the art from the following description that said number of four processing units 10a-10d is merely exemplary in nature. Depending on the processing operations to be performed by the processing apparatus 1, more or fewer processing units 10a-10d may be provided.
  • the further processing units 10b-10d are preferably identical in terms of their structure and function to the basic structure of the processing unit 10a, but this is not mandatory.
  • the "internal" structure of the individual processing units 10a-10d of the processing apparatus 1 is only of secondary importance.
  • the individual processing units 10a-10d of the processing device 1 can thus be cutting or non-cutting processing units.
  • the processing units 10a-10d may be, for example, cutting, stamping, embossing or bending processing units.
  • processing units 10a-10d are formed units, for example for deep drawing. It is also possible to use one or more of the processing units 10a-10d of the processing device 1 for connecting workpieces or materials. A combination of the aforementioned processing units 10a-10d in the processing device 1 is possible. It is also possible that one or more processing units 10a-10d are designed as combination processing units such that more than one processing operation can be performed with them.
  • FIG. 1 is assumed from the constellation that each of the processing units 10a-10d of the processing apparatus 1 - seen in the feed direction of a workpiece, the in FIG. 1 from left to right or from right to left - have the same extent. This too is not mandatory; the described processing device 1 allows advantageously also different lengths processing units 10a-10d between the upper base frame 2a and the lower base frame 2b, so in the processing device 1, to order.
  • the above explanations show the high flexibility of the described processing device 1.
  • FIG. 2 now shows a side view of the processing device 1 according to the arrow II of FIG. 1 .
  • the upper base frame 2a and the lower base frame 2b of the processing device 1 - these two components will be described in more detail below - is a known per se and therefore only their basic structure explained after processing unit 10a.
  • Their structure is in detail in the aforementioned DE 20 2014 004 374 U1 as well as the DE 10 2014 007 732 A1
  • This processing unit 10a is in turn divided into a frame 11 which has a frame upper part 11a and a frame lower part 11b, and a processing module 12 with a module upper part 12a and a module lower part 12b.
  • the frame top part 11a has an upper clamping plate 11a 'and an upper frame plate 11a "and the lower frame part 11b has a lower clamping plate 11b', a lower frame plate 11b" and a lower pressure plate 11b "'.
  • the processing module 12 is preferably arranged interchangeably in the frame 11 by the module upper part 12a on the frame top 11a and the module base 12b on the frame base 11b - preferably replaceable - are attached.
  • the module upper part 12a has, in a known manner, a pressure plate 13a, which, preferably interchangeable, is fastened to the frame top part 11a. Under the pressure plate 13a, a holding plate 13b is arranged, which follows a cover plate 13c. At this a guide plate 13d is attached.
  • the module lower part 12b is - also preferably replaceable - attached to the frame base 11b and has a cutting plate 14a, which is arranged on a lower pressure plate 14b.
  • the upper frame part 11a is in the embodiment described here via the upper platen 11a 'exchangeably connected to the upper base 2a of the processing device 1 and the lower frame 11b of the processing unit 10a on the lower platen 11b' to the lower second base 2b of the processing device 1 interchangeably connected.
  • This can be done eg in FIG. 2 only schematically shown fastening means 11c and 11c ', for example, screw connections can be achieved, via which the frame top 11a on the upper first base frame 2a and the frame base 11b with the lower second base frame 2b of the processing device 1 are detachably connected.
  • the upper base frame 2a and the lower base frame 2b of the processing apparatus 1 extend over all the processing units 10a-10d.
  • the upper base frame 2a and the lower base frame 2b thus each form a continuous component of the processing device 1.
  • both base frames 2 a and 2 b are designed in this way are. If, as discussed below, only one of the two base frames 2a and / or 2b moves during the machining process, it is sufficient that only the moved base frame 2a or 2b is designed to be continuous.
  • the two base frames 2 a, 2 b are connected to one another via guide columns 3 a and 3 b, so that the two base frames 2 a and 2 b are arranged relative to one another in the processing apparatus 1.
  • the processing device 1 has a known per se and therefore not shown in the figures drive device such as a press with a press base and a press upper part, through which a lifting movement of the upper base frame 2a and / or the lower base frame 2b feasible is.
  • such processing devices 1 are operated in such a way that the upper base frame 2a and thus the module upper parts 12a connected to it via the frame upper part 11a of the processing units 10a-10d perform a lifting movement while the lower second base frame 2b and thus the module lower parts 12b of the processing units Resting 10a-10d.
  • the lower base frame 2 b performs a lifting movement, while the upper first base frame 2 a is stationary.
  • a combination of these measures namely that both the upper base frame 2a and the lower base frame 2b move, is possible.
  • processing device 1 can be adapted to a wide variety of processing processes, by exchanging one or more processing units 10a-10d in each case.
  • the length of the upper base frame 2 a and lower base frame 2 b of the processing device 1 is so large that all processing units 10 a - 10 d can be accommodated therein.
  • the length of the base frames 2a, 2b ie their extent in the transport direction of the processing device 1, larger and thus to make room for further processing units 10a-10d.
  • Such a measure makes it possible in an advantageous manner that further processing units 10a-10d can be received in the processing device 1. This is advantageous, for example, if further machining units are required for a certain overall machining process apart from the machining units 10a-10d already present in the machining device 1. These can then simply be added to the already existing processing units 10a-10d.
  • the production of precision parts requires a positionally accurate alignment of the module parts 12a, 12b of the processing module 12 as well as the frame parts 11a, 11b of the frame receiving these module parts 12a, 12b 11 of the processing units 10a-10d.
  • the applicant is an advantageous procedure for aligning two cooperating frame parts 11a, 11b and in the DE 10 2014 007 732 A1 the centering of two module parts 12a, 12b relative to each other described in detail, so that reference is again made to avoid repetition of the aforementioned publications.
  • FIG. 3 now shows a top view and the FIG. 4 a side view of the lower portion of the processing apparatus 1 according to the line III-III of FIG. 1 , It can be seen the upper surfaces of the frame bases 11b of the individual processing units 10a-10d, in the embodiment described herein, the surfaces of the lower pressure plates 11b '''and the surfaces of the arranged underneath the lower frame plates 11b "of the frame bases 11b of the individual processing units 10a-10d Frame sub-parts 11b are - as already described above - replaceably arranged in the processing device 1. Die vorgenannte FIG. 3 also shows schematically the extending between the upper base frame 2a and the lower base frame 2b guide columns 3a, 3b.
  • Each frame lower part 11b has one or more centering devices 20 - in the case shown here two such centering devices 20 'and 20 "- each having a centering element 20a which cooperates with a complementary centering element 20b of the frame lower part 11b of the adjacent processing unit 10a-10d.
  • the centering elements 20a of the centering devices 20 'and 20 "of the lower frame part 11b of the first processing unit 10a thus interact with the complementary centering elements 20b of the lower frame part 11b of the second processing unit 10b together.
  • centering elements 20a arranged opposite to the second centering elements 20b of the centering devices 20 'and 20 "in the frame lower part 11b of the second processing unit 10b cooperate with the corresponding centering elements 20b of the frame bottom part 11b of the third processing unit 11c.
  • Embodiments of centering elements 20a, 20b, which together form a centering device 20 for two adjacent frame lower parts 11b of adjacent processing units 10a-10d, are located in the frame members 11b of the fourth processing unit 10d Figures 5 and 6 and will be described below.
  • each second frame lower part 11b of each processing unit 10a-10d has a fixing element 22a of a fixing device 22 which cooperates with a complementary fixing element 22b of the second frame lower part 11b of the adjacent processing unit 10b-10d and which respectively together hold the fixing device 22 for two adjacent processing units 10a, 10b and 10b, 10c and 10c, 10d form.
  • a fixing device 22 is also in the Figures 5 and 6 shown.
  • FIGS. 5a and 5b show the detail A1 of the FIG. 1 That is to say, the centering device 20 'and the centering devices 20, 20', 20 "acting between the further frame lower parts 11b of the further processing units 10b-10d are correspondingly built up.
  • a semi-circular recess 21 and the complementary centering element 20b of the centering device 20 "acting between two adjacent frame lower parts 11b of two adjacent processing units 10a, 10b has a further semicircular recess 21 '
  • the recesses 21, 21' of the two centering elements 20a, 20b arranged in the lower pressure plates 11b '" are used in each case Receiving a centering pin 20c, the in FIG. 5b is shown in section.
  • the outer contour of the centering pin 20c is in this case matched to the contour of the recesses 21, 21 'of the centering elements 20a, 20b, that the centering pin 20c only in a positionally accurate alignment of adjacent frame bottoms 11b adjacent processing units 10a, 10b and 10b, 10c and 10c , 10d can be pushed into the centering elements 20a, 20b of a centering device 20, 20 ', 20 "The semicircular shape of the recesses 21, 21' of the two centering elements 20a, 20b of the centering device 20, 20 ', 20" not only has the advantage in that such contours are to be produced with high precision.
  • FIGS. 5c and 5d is now an embodiment of a between two adjacent in the processing device 1 frame lower parts 11b fixing 22 according to the detail of the B1 FIG. 1 shown.
  • the first fixing element 22a has a recess 23 and the complementary fixing element 22b of the frame lower part 11b of the adjacent machining unit 10b has a recess 23 '.
  • a retaining clip 23 can be used, which causes the cohesion of adjacent frame bases 11b adjacent processing units 10a-10d.
  • the lower frame part 11b of the second processing unit 10b is placed on the lower base frame 2b of the processing apparatus 1 and displaced until cooperating centering elements 20a, 20b of the centering devices 20 'and 20 "are aligned such that the centering pin 20c is inserted respectively into the two semicircular recesses 21 , 21 'of the centering elements 20a, 20b of the centering devices 20' and 20 "can be inserted.
  • an exact positional relationship between the frame base 11b of the first processing unit 10a and that of the second processing unit 10b is achieved.
  • the retaining clip 23 is then inserted into the recesses 23 and 23 'of the fixing device 22 and the two frame bases 11b are fixed relative to one another
  • the frame base 11b of the second processing unit 10b is fastened to the lower base frame 2b.
  • the alignment of the frame base 11b of the third processing unit 10c with the frame base 11b of the second processing unit 10b takes place as described above, as well as the alignment of the further frame bases 11b relative to the respectively adjacent frame base 11b.
  • fixators 22 is not mandatory. Rather, it is also possible, after aligning adjacent frame bases 11b to each other to attach them to the lower base frame 2b of the processing device 1, without that they are previously fixed in position to each other by the centering devices 22. However, the use of centering devices 22 facilitates the positionally accurate fastening of the frame bases 11b to the lower base frame 2b of the processing device 1.
  • the frame top portions 11a of the processing units 10a-10d are inserted into the processing apparatus 1 and aligned with their rack base 11b, respectively.
  • a centering adapter is used and the orientation of the Gestelloberteils 11a and the lower frame part 11b of each processing unit 10a-10d is carried out as in the DE 20 2014 004 374 U1 the applicant described.
  • the processing modules 12 are used in these processing units 10a-10d and the module upper parts 12a and module lower parts 12b aligned with each other, preferably as in the DE 10 2014 007 732 A1 the applicant described.
  • the machining device 1 formed thereby allows a plurality of machining operations to be carried out by successive, preferably cyclically advancing the workpiece or workpieces in a single clamping operation on the respective workpieces.
  • the described processing device 1 is also characterized in that it is possible in a simple manner to exchange processing units 10a-10d. Should z. Example, the second processing unit 10 b are replaced by the fixation effected by the fixing device 22 Gestellunterteils 11 b of the second processing unit 10 b on the frame bases 11 b of the first processing unit 10 a and the third processing unit 10 c by the retaining clips 23 "from the recesses 23 and 23 'are moved out.
  • the centering pins 20c are also removed from the centering devices 20 'and 20 "acting between the first and second machining units 10a and 10b and between the second and third machining units 10b and 10c Frame bottom part 11b of the second processing unit 10b has been released, it can be removed from the lower base 2b of the processing apparatus 1. If necessary, the module top 12a of the second processing unit 10b and the frame top 11a of this processing unit 10b are also removed from the processing apparatus 1.
  • the lower base 2b of the further processing unit to be loaded is placed on the lower base frame 2b of the processing apparatus 1 and positioned by means of the centering devices 20 'and 20 "and fixed by the fixing means 22.
  • the frame base 11b of the other processing unit is fixed to the lower base frame 2b of the processing apparatus 1 as described above.
  • the frame base 11b and the frame top 11a of the further processing unit are then centered on each other as described above and then the corresponding module units are used.
  • FIG. 6a In each case an alternative embodiment of a centering device 20 is shown.
  • the centering element 20a of the centering device 20 is again formed by a recess 21.
  • the complementary centering element 20b is not - as in the above with reference to the FIGS. 5a and 5b described centering device 20 - as a further recess 21 ', but as a projection 21 "is formed, which dips into the recess 21 of the centering element 20a.
  • the projection 21" therefore also assumes the function of the centering pin 20c in the embodiment shown here.
  • centering element 20 is similar to its basic structure after the centering element 20 of FIGS. 5a and 5b , It in turn has recesses 21 and 21 ', which, however, in the case shown here are triangular in shape, in particular have the shape of an equilateral triangle.
  • the centering pin 20c then has a polygonal, in particular square cross-section. It will be apparent to those skilled in the art from the foregoing description that the embodiments of the centering device 20 described herein are merely exemplary in nature. The use of a semicircular recess is advantageous, but not mandatory. On the contrary, any curved or polygonal configuration of the recesses 21, 21 "is possible, as long as this enables a centering of two adjacent frame lower parts 11b of adjacent processing units 10a-10d.
  • FIGS. 6c and 6d Now further embodiments of the fixing device 22 are shown.
  • the fixing device 22 is formed by a screw connection.
  • the first fixing element 22a is thus a screw and the second fixing element 22b is designed as a bore provided with a corresponding thread.
  • the second embodiment of the fixing device 22 provides that the frame bases 11b adjacent processing units, for. As the processing units 10 a and 10 b, are held together by a clamping ring.
  • the first fixing member 22a is formed as a recess 25a, as well as the second fixing member 22b as a recess 25b.
  • a clamping ring 25c can be used, which are the two adjacent Frame bottom parts 11b adjacent processing units 10a, 10b pulls each other and so fixed in position relative to each other.
  • FIGS. 7 and the following show a second embodiment of a processing apparatus 1, which corresponds to its basic structure according to that of the first embodiment.
  • four processing units 10a-10d are provided (see in particular FIGS. 8 and 16 ), which - like the processing units 10a-10d of the first embodiment - a frame 11 with a frame top 11a and a frame base 11b and a processing module 12 with a module top 12a and a module base 12b (see FIGS. 15 to 19 ).
  • the Gestelloberteil 11a an upper platen 11a ", an upper frame plate 11a” and an upper pressure plate 11a '''and the frame base 11b a lower platen 11b', a lower frame plate 11b "and a lower pressure plate 11b '''on.
  • the frame top parts 11a of the processing units 10a-10d are arranged on an upper base frame 2a and the frame bases 11b on a lower base frame 2b of the processing device 1, which are connected to one another via guide columns 3a and 3b and thus move relative to each other in the Processing device 1 are arranged, which in turn are each moved by a drive device such as a press with a press upper part and a press lower part.
  • a drive device such as a press with a press upper part and a press lower part.
  • the processing device 1 shown there has, as a drive device, a press upper part 4a known per se and therefore not described any further, and a correspondingly formed press lower part 4b, which are relatively movable relative to one another.
  • a press part, z. B. the press base 4b may also be a stationary press table while the other press part, z. B. the press upper part 4a, is formed as a moving up and down press ram.
  • the exact design of these two components 4a and 4b is not crucial here.
  • the frame top parts 11a of the processing units 10a-10d are arranged on the press top 4a and the bottom frames 11b on the press bottom 4b, wherein - as in the first embodiment - the module tops 12a on the frame tops 11a and the module bottoms 12b on the frame bottoms 11b - are preferably interchangeable - arranged.
  • a synchronous lifting movement of the processing units 10a-10d is again achieved and, by a successive onward transport of the workpieces to be processed in the processing apparatus 1, they successively pass through the processing units 10a-10d.
  • the integration of the upper base frame 2a in the press upper part 4a and / or the lower base frame 2b in the press base 4b a lower required installation height for the processing units 10a-10d is achieved because the upper base frame 2a and / or the lower base frame 2b due to this integration these two components in the press upper part 4a and / or the lower press part 4b as separate components of the processing device 1 accounts.
  • the manufacturing accuracy of the processing device 1 is thereby increased in an advantageous manner, since shorter strokes are required.
  • the individual processing units 10a-10d are fastened in their position as described below by means of clamping elements 30b on the press lower part 4b and by means of further clamping elements 30a on the upper press part 4a by the lower frame parts 11b being clamped by means of the clamping elements 30b formed on the claw here Press lower part 4b and the Gestellobermaschine 11a are clamped by means of the here also - exemplary - pratzenförmig trained upper clamping elements 30a each on the press upper part 4a.
  • a centering adapter is used to align the Gestellobermaschine 11a of the processing units 10a-10d relative to the associated frame base 11b, as shown in the DE 20 2014 004 374 U1 the applicant is described.
  • Such an approach is basically possible in the second embodiment.
  • another way of aligning the frame top 11a and the frame bottom 11b will be apparent to those skilled in the art from the description that also in the first embodiment, the manner of positional alignment explained below between two cooperating frame parts 11a, 11b can be used ,
  • FIGS. 7 and 8th show the processing apparatus 1 with such Zentrieradaptern 50a-50d, which are arranged between the frame bases 11b and the frame top parts 11a of the processing units 10a-10d.
  • FIG. 9 Now shows a plan view of the frame bases 11b of the adjacent processing units 10a-10d of the processing apparatus 1, the FIG. 10 shows a section through the first processing unit 10 a corresponding to the line AA of FIG. 9 , the FIG. 11 provides an enlarged view of part of the in FIG. 10 left portion of the processing unit 10a and the FIG. 12 is an exploded view of the processing unit 10a corresponding to the aforementioned section AA.
  • the FIG. 13 shows two centering devices 60a and 60b, as used by the second embodiment for aligning the Gestellobermaschine 11a relative to the corresponding frame bases 11b of the processing units 10a and 10b.
  • the centering device 60a is divided into three centering units 61a, 61b and 61c, the first centering unit 61a having a centering element 62a, which cooperates with a complementary centering element 62b 'of the second centering unit 61b.
  • a second centering element 62b "of the second centering unit 62b cooperates with a centering element 62c of the third centering unit 61c of the centering device 60a.
  • the centering elements 62a and 62c are designed as centering openings, while the complementary centering elements 62b and 62b ' are formed as Zentriervorsprünge.
  • the frame bases 11b of the processing units 10a and 10d respectively, comprise a number of first centering units 61a of the above-described centering devices 60a.
  • a corresponding number of third centering units 61c of the centering device 60a is provided in the frame upper parts 11a.
  • a corresponding number of recesses 65 are present in which the centering units 61a and 61c can be accommodated.
  • these centering units 61a, 61c are formed as integral parts of the corresponding components of the frame base 11b and the Gestelloberteils 11a.
  • FIGS. 7 . 8th . 10-12 For aligning the Gestelloberteils 11 a on the frame base 11 b of the first processing unit 10 a is - as in the FIGS. 7 . 8th . 10-12 shown - a centering adapter 50a used. Further centering adapters 50b-50d are used in a corresponding manner for aligning the upper frame parts 11a of the further processing units 10b-10d with respect to their frame bases 11b.
  • the centering adapters 50a-50d have a main body 51 which has a number of recesses 52 corresponding to the number of centering devices 60a provided in a centering adapter 50a-50d, in each of which a second centering unit 61b of the centering devices 60a is inserted the centering elements 62b 'and 62b "of the second centering units 61b protrude beyond the main body 51 and thus interact with the corresponding centering elements 62a and 62c of the first centering unit 61a and the third centering unit 61c, respectively, as described below.
  • the height of the centering adapter 50a corresponds to this preferably the height of the later to be mounted in the frame 11 processing module 12th
  • the centering adapter 50a For positional alignment of the frame top 11a relative to the frame base 11b, the centering adapter 50a is placed on the frame base 11b of the processing unit 10a, in this case on the lower pressure plate 11b '' ', and moved until the first centering elements 62b of the centering devices 61b of the centering adapter 50a are in positional register the first centering elements 62a of the lower pressure plate 11b '' 'are aligned.
  • the centering elements 62b 'of the centering adapter 50a which are designed as centering projections, dip into the centering elements 62a designed as centering openings, so that a defined positional relationship is provided between the frame base 11b and the centering adapter 50a.
  • the centering adapter 50a is fixed by means of corresponding fastening means 32b on the lower frame plate 11b '' '.
  • the centering elements 62a in the form of a half-shell and the centering elements 62b 'cooperating therewith be in the form of half shafts projecting beyond the lower surface of the centering adapter 50a are formed.
  • Such a measure has the advantage that in this way the position alignment of the centering adapter 50a to the frame base 11b and in particular to the lower pressure plate 11b '''is simplified, since by the coordinated shape cooperating centering 62a, 62b' the centering 62b 'of the centering adapter 50a itself to the centering elements 62a of the lower pressure plate 11b '''align.
  • Each pair of cooperating centering 62a, 62b 'thus acts self-centering, since the half-wave projections of the centering 62b' slide in the half-shell-shaped centering of the centering 62a of the lower pressure plate 11b '''along until a corresponding centering position is reached.
  • the centering elements 62a, 62b 'of the centering device 60a are thus preferably self-centering centering elements.
  • the centering elements 62b "of the centering adapter 50a engage with the centering elements 62c of the frame top 11a, causing the frame top 11a to be aligned in a defined position with the centering adapter 50a and thus with the frame bottom 11b
  • the upper part of the frame 11a is fastened to the centering adapter 50a by means of further fastening elements 32a, whereby subsequent fixing of the upper frame part 11a is facilitated by means of the clamping elements 30a on the press upper part 4a.
  • 32b and a moving apart of press upper part 4a and press base 4b and thus of the frame top 11a and frame base 11b of the centering adapter 50a is removed from the processing unit 10a.
  • centering devices 60a in addition to the centering devices 60a, further centering devices 60b are provided.
  • the other centering devices 60b are - as in particular from FIG. 13 is apparent - formed according to the centering devices 60a. But it is envisaged that - as in particular from the FIGS. 9 to 12 it can be seen - preferably each pairs of centering devices 60a, 60b are used, wherein preferably each one pair of centering devices 60a, 60b are arranged in a common recess 52 and 65, respectively.
  • centering devices 60a and 60b in their own recesses 52 and 65, wherein preferably the further centering device 60b - as shown in the aforementioned figures - is offset by a defined angle to the first centering device 60a, preferably by 90 Degree, as shown in the figures.
  • Such a measure has the advantage that this advantageously allows a two-dimensional alignment of the centering adapter 50a on the lower pressure plate 11b '''or the upper pressure plate 11a''' on the centering adapter 50a.
  • centering elements 62a, 62c or 62b ', 62b as half-shells or half-shafts is not mandatory, but it is also possible to use a hemispherical shape of the centering elements 62b' instead of the half-waves. 62b "or a half-shell-shaped form of the centering elements 62a, 62c. This also makes it possible to achieve a two-dimensional alignment of the centering adapter 50a on the frame lower part 11b in a simple manner. But even this way of designing the centering 62a-62c is not mandatory. Rather, any form that allows a self-centering operation of the centering elements, conceivable.
  • centering elements 62a-62c renounce by z.
  • the centering 62b, 62b ' are formed as circular rods.
  • the embodiment of cooperating centering elements described above is not mandatory.
  • the second processing unit 10b adjoining the first processing unit 10a is aligned in a positionally accurate manner with respect to this.
  • the lower frame part 11b in turn has one or more centering devices 20 - again two centering devices 20 'and 20 "in the case shown here - each having a centering element 20a, as with the first embodiment, which has a complementary centering element 20b of the lower frame part 11b of the second processing unit 10b adjacent to the first processing unit 10a
  • the design and operation of the centering devices 20, 20 'and 20 "and the fixing devices 22, 22' and the alignment process have been described above in the first embodiment, so that reference may be made thereto.
  • this lower frame part 11b of the second processing unit 10b is fixed to the lower press part 4b by means of the clamping elements 30b.
  • the frame top 11a of the second processing unit 10b is aligned relative to the rack base 11b by means of the centering adapter 50b, respectively, with the centering adapters 50c and 50b respectively, the rack top portions 11a of the third and fourth processing units 10c and 10d relative be aligned with the respective frame base 11b.
  • the frame bases 11b of the third and fourth processing units 10c and 10d are then aligned with respect to each other and fixed to the frame base 11b.
  • FIGS. 15 to 19 again shows an isometric view of the processing apparatus 1 according to FIG FIG. 7 or the processing units 10a-10d of FIG. 8 the difference between these two representations is that-as described above-in the representations of FIGS.
  • FIGS. 15 and 16 now show processing modules 12 recorded between the frame top 11a and the frame base 11b of each processing unit 10a-10d.
  • processing modules 12 are known and can be designed as cutting, punching, bending, embossing or joining modules - to name but a few examples. The person skilled in the basic structure of such a processing module 12 is known, so that it need not be further described.
  • Each processing module 12 has - as in the first embodiment - a module top 12a and a module base 12b.
  • the training and function of the processing modules 12 used in the described embodiment is from the FIGS. 17 to 19 seen.
  • This can be characterized in that the procedure used in the centering adapters 50a-50d, namely to use centering devices 60a, 60b, also applies to the orientation of the module top 12a to the frame top 11a of each processing unit 10a-10d and / or to aligning the module bottom parts 12b the frame bases 11b is used.
  • This measure also has patent-pending character.
  • the centering devices 70a used for this purpose are basically constructed like the centering devices 60a, 60b described above, so that reference can be made to the above description of the same and corresponding components can be designated by the same reference numerals.
  • the centering units 61a are recesses 75 corresponding to the recesses 75 of the lower frame part 11b of the processing unit 10a-10d used (see FIG. 9 ).
  • recesses 75 for the centering units 60c are provided in the frame upper part 11a of the processing units 10a-10d (see FIG FIGS. 17 to 19 ).
  • the number of recesses 75 again corresponds to the number of centering devices 70a used in a processing module 12.
  • the module upper part 12a and the lower module part 12b have the recesses 52 of the centering adapter 50a-50d corresponding recesses 52a and 52b, in which the centering units 71b described below are arranged.
  • pairs of cooperating centering devices 70a be used such that, as with the centering adapter 50a-50d, the centering units 61a preferably couple a pair of cooperating centering devices 70a Recess 65 of the frame base, the centering units 61c of a pair of cooperating centering devices 70a preferably in a corresponding recess 65 of the Gestelloberteils 11a and the centering units 71b of a pair of cooperating centering devices 70a preferably in a common recess 52a, 52b are arranged.
  • the German utility model DE 20 2018 002 245 referenced in which a corresponding centering device for module centering is described. The disclosure of this utility model application is made subject of this application by this reference.
  • each Machining module 12 is divided into two, that is a module upper part 12a and a lower module part 12b has, while the centering adapters 50a-50d are integrally formed.
  • the second centering units 71b - which correspond to their basic structure according to the centering units 61b of the centering devices 60a, 60b - are formed in two parts, such that the centering element 72b 'corresponding to the centering element 62b' from the bottom of the module lower part 12b and that the centering element 62b "corresponding centering element 72b" protrudes from the top of the module top 12a.
  • the dividing line between the centering elements 72b 'and 72b "extends in the region of the upper surface of the module lower part 12b or the lower surface of the module top part 12.
  • centering elements 62c of the upper frame part 11a and the centering elements 62a of the lower frame part 11b are again shown previously described for the positional alignment of these two frame parts 11a, 11b by means of the centering adapters 50a-50d as well as the module lower part 12b have the complementary centering elements 72b ', 72b "cooperating with the aforementioned centering elements 62a or 62c of the upper frame part 11a or lower frame part 11b, which in turn are preferably self-centering 11a and the lower frame part 11b of the processing units 10a-10d are moved and the complementary centering elements 72b 'of the lower module part 12b are moved over the centering elements 62a of the lower frame part 11.
  • the lower module part 12b aligns with the lower frame part 11b
  • Module lower part 12b by means of fixing means 32b aligned on the frame base 11b set in a corresponding manner then the alignment process of the module upper part 12a relative to the frame top 11a carried out by - as described above with reference to the Modulunt Part 12b described - the module upper part 12a by the cooperating pairs of centering elements 62c, 72b "centered.
  • this is fastened by means of the fastening means 32a on the frame top 11a.
  • the frame 11 and the processing module 12 are aligned with each other.
  • the orientation of the processing modules 12 of the further processing units 10b-10d then takes place on the respective racks 11.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)
EP19020089.9A 2018-02-23 2019-02-25 Dispositif d'usinage d'au moins une pièce à usiner Active EP3533597B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018001438.0A DE102018001438A1 (de) 2018-02-23 2018-02-23 Vorrichtung zur Bearbeitung mindestens eines Werkstücks
DE202018000962.8U DE202018000962U1 (de) 2018-02-23 2018-02-23 Vorrichtung zur Bearbeitung mindestens eines Werkstücks

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EP3533597B1 EP3533597B1 (fr) 2023-08-30

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409853A1 (fr) * 1977-11-28 1979-06-22 Minster Machine Co Emboutisseuse et procede permettant le remplacement de ses matrices
US20050022577A1 (en) * 2003-07-07 2005-02-03 Marc Klinkhammer Bending tool with adjustable workpiece abutment segments
US20100263430A1 (en) * 2007-09-21 2010-10-21 Stolle Machinery Company, Llc Shell press, and die assembly and associated method therefor
US20130220088A1 (en) * 2009-07-31 2013-08-29 Groz-Beckert Kg Punch Tool With a Stamp Supported in a Floating Manner
EP2845663A1 (fr) * 2013-09-10 2015-03-11 Trumpf Maschinen Austria GmbH & CO. KG. Outil de cintrage composé de plusieurs éléments d'outil
DE202014004374U1 (de) 2014-05-28 2015-08-31 Fritz Stepper Gmbh & Co. Kg Bearbeitungseinheit für eine Presse
EP2921240A1 (fr) * 2014-03-20 2015-09-23 TRUMPF Werkzeugmaschinen GmbH + Co. KG Outil pour une poinçonneuse universelle avec un élément d'outil flottant et poinçonneuse universelle
DE102014007732A1 (de) 2014-05-28 2015-12-03 Fritz Stepper Gmbh & Co. Kg Bearbeitungseinheit für eine Presse

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1402284A (en) * 1918-05-29 1922-01-03 George H Daniels Sectional die
DE102009044616A1 (de) * 2009-11-20 2011-06-01 CIP - Centrum für Innovative-Produktionssysteme GmbH i.G. Monoblock-Stanzwerkzeug

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409853A1 (fr) * 1977-11-28 1979-06-22 Minster Machine Co Emboutisseuse et procede permettant le remplacement de ses matrices
US20050022577A1 (en) * 2003-07-07 2005-02-03 Marc Klinkhammer Bending tool with adjustable workpiece abutment segments
US20100263430A1 (en) * 2007-09-21 2010-10-21 Stolle Machinery Company, Llc Shell press, and die assembly and associated method therefor
US20130220088A1 (en) * 2009-07-31 2013-08-29 Groz-Beckert Kg Punch Tool With a Stamp Supported in a Floating Manner
EP2845663A1 (fr) * 2013-09-10 2015-03-11 Trumpf Maschinen Austria GmbH & CO. KG. Outil de cintrage composé de plusieurs éléments d'outil
EP2921240A1 (fr) * 2014-03-20 2015-09-23 TRUMPF Werkzeugmaschinen GmbH + Co. KG Outil pour une poinçonneuse universelle avec un élément d'outil flottant et poinçonneuse universelle
DE202014004374U1 (de) 2014-05-28 2015-08-31 Fritz Stepper Gmbh & Co. Kg Bearbeitungseinheit für eine Presse
DE102014007732A1 (de) 2014-05-28 2015-12-03 Fritz Stepper Gmbh & Co. Kg Bearbeitungseinheit für eine Presse

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