EP3365123A1 - Bending machine - Google Patents
Bending machineInfo
- Publication number
- EP3365123A1 EP3365123A1 EP16788648.0A EP16788648A EP3365123A1 EP 3365123 A1 EP3365123 A1 EP 3365123A1 EP 16788648 A EP16788648 A EP 16788648A EP 3365123 A1 EP3365123 A1 EP 3365123A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- bending
- tool
- tool holder
- press according
- winding system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0209—Tools therefor
- B21D5/0254—Tool exchanging
-
- 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
- B21D37/14—Particular arrangements for handling and holding in place complete dies
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0209—Tools therefor
- B21D5/0218—Length adjustment of the punch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
-
- 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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/12—Edge-curling
Definitions
- the invention relates to a bending press, as indicated in claim 1.
- Tool receiving system positioned in the tool holder.
- the bending tool is inserted along the longitudinal alignment of the tool holder in this and is thus positioned.
- the bending tool is used by the manipulation robot or the Schuanschlagiser directly at its end position in a direction perpendicular to the longitudinal direction, in which case a locking mechanism for inserting the tool must be present in the bending tool.
- a bending tool is used by a manipulation device in the tool storage and is then positioned by means of a spindle drive or by means of a rack in the longitudinal direction of the tool storage.
- the present invention has for its object to provide a bending press, which has an improved device for tooling.
- a bending press in particular a press brake, with a machine frame and press beam and tool holders and bending tools arranged and formed on the press beams in the form of a bending punch or a bending die, wherein a receiving portion of the bending tools are received in a receiving groove of the tool holder.
- the tool holder and a driver device associated with the bending tool are designed as linear motors, whereby the bending tool can be positioned in a direction parallel to a bending edge.
- An advantage of the inventive design of the bending press is that no external device must be provided for moving the bending tool. In addition, no additional moving parts are necessary, which are subject to wear.
- the bending tools can be moved in the tool holder as simple and efficient. Furthermore, a design as a linear motor has the advantage that individual bending tools can be moved independently of each other and thus the flexibility of the bending press can be increased.
- the tool holder is designed as a long stator.
- the advantage here is that thereby the cost of a realization of a linear motor can be kept as low as possible.
- the individual bending tools do not have to be equipped with windings.
- the driver device is designed as a shuttle, which is guided in the tool holder and can be coupled to the receiving portion of the bending tool.
- the advantage here is that not every single bending tool with Permanent magnet must be equipped, but that only the shuttle, which can be coupled with the bending tool, must have the permanent magnets. As a result, the production costs for the bending press can be kept low.
- the shuttle can be coupled by means of retractable pins with the receiving portion of the bending tool. The advantage here is that the shuttle can be easily coupled with the to be moved bending tool.
- the driver device is formed integrally with the receiving portion of the bending tool. If the driving device is formed directly in the bending tool, this has the advantage that each of the bending tools can be moved individually and independently of each other. In addition, no additional component in the form of a shuttle must be designed to move the bending tools can.
- a cleaning shuttle is arranged in the tool holder, which is designed to clean the receiving groove of the tool holder, wherein the cleaning shuttle also acts as a linear motor with the tool holder.
- the advantage here is that with the cleaning shuttle the tool holder can be cleaned of dirt and thus the bending tools can be easily absorbed in the tool holder.
- permanent magnets are arranged in the driver device.
- the advantage here is that permanent magnets can be easily arranged in the driver, wherein the linear motor is designed as a synchronous motor.
- a three-phase winding system is arranged, wherein the winding system is controlled by a control device such that individual of the recorded in the tool holder bending tools are independently displaced.
- the advantage here is that the winding system is added as space-saving and insensitive to mechanical damage in the tool holder.
- the winding system is arranged on a groove bottom of Aumahmenut and that the permanent magnets are arranged on a front side of the receiving portion of the bending tool.
- the advantage here is that the linear motor can be as simple as possible.
- the winding system is formed on at least one side surface of the receiving groove and that the permanent magnets are arranged on at least one side surface of the receiving portion of the bending tool.
- the advantage here is that no vertical force component is exerted on the bending tool by the winding system.
- the winding system is formed on both side surfaces of the receiving groove and that the permanent magnets are arranged on both side surfaces of the receiving portion of the bending tool, wherein the two winding systems are arranged symmetrically with respect to a center plane of the tool holder.
- the force applied by the winding system in the bending tool due to the symmetry is canceled by such a design, whereby the sliding friction between the bending tool and tool holder can be reduced. In particular, this allows the bending tools to be moved more easily in the tool holder.
- the winding system extends over the entire length of the tool holder.
- the bending tools can be moved over the entire length of the tool holder.
- a sensor is provided, which is provided for detecting the position of the bending tool.
- the sensor By the sensor, the position of the individual bending tools can be detected or specified using a control.
- the sensor is arranged on the tool holder.
- the advantage here is that only one sensor must be provided, which is used for the entirety of the bending tools and that not every bending tool a single sensor must be formed on the bending tool.
- a clamping device is formed in the bending tool, which clamping device can be released by the magnetic field of the winding system.
- the advantage here is that the bending tool can be secured against unintentional displacement in the tool holder by means of the clamping device.
- the clamping device can be released by the magnetic field of the winding system. Thus, no additional actuating or activating mechanism is needed to release the clamping device.
- the tool holder has an attachment strip, which is arranged outside the receiving groove and in which the winding system is integrated.
- the advantage here is that the top strip can be easily attached to the tool holder and thus the winding system, if necessary, can be arranged removably on the tool holder.
- Fig. 1 is a front view of a production line with a bending press; a schematic cross-sectional view of a first embodiment of a
- FIG. 3 is a schematic cross-sectional view of a second embodiment of a bending tool with tool holder
- Fig. 4 is a schematic cross-sectional view of a third embodiment
- 5 is a schematic cross-sectional view of a fourth embodiment of a bending tool with tool holder
- 6 is a schematic cross-sectional view of a fifth embodiment of a bending tool with tool holder
- 7 is a schematic cross-sectional view of a sixth embodiment of a bending tool with tool holder
- Fig. 8 is a schematic longitudinal sectional view of an embodiment of a bending tool with tool holder.
- FIG. 1 shows an alternative embodiment of a production plant 1 for the free bending of workpieces 2 to be produced from sheet metal in a schematically simplified representation.
- the production plant 1 comprises a bending press 3, in particular a press brake, for producing the workpieces 2 or workpieces between relatively adjustable bending tools 4, such as bending punch 5 and bending die 6.
- the bending punch 5 can also be referred to as upper tool and the bending die 6 as lower tool become.
- a machine frame 7 of the bending press 3 comprises, for example, a base plate 8, on which vertically upwardly spaced, spaced apart in the transverse direction and parallel to each other side cheeks 9, 10 may be arranged. These are preferably connected to one another by a massive cross-section 11 formed, for example, from a sheet-metal shaped part, at their end regions distanced from the base plate 8.
- the side cheeks 9, 10 may be formed approximately C-shaped to form a free space for forming the workpiece 2, wherein a fixed, in particular on the bottom plate 8 aufticianr, press bar 13 may be attached to front end faces 12 of bottom flanges of the side cheeks 9, 10 , This pressing beam 13 can also be referred to as Tischbal- ken.
- a press beam 13 forming a table beam can be mounted in a manner that can be displaced relative to a further adjustable pressing beam 16, in particular a pressure beam.
- a further adjustable pressing beam 16 in particular a pressure beam.
- mutually parallel end faces 17, 18 of the two pressing bars 13, 16 can be 19 arranged and equipped for mounting with the bending tools 4 tool holders 19, 20.
- the bending press 3 shown has as drive arrangement 21 for the adjustable pressing beam 16, namely the pressure beam, at least one, here two drive means 22, which are e.g. are fed with electrical energy from a power grid 23 or by a hydraulic circuit and additionally can be connected to a control device 24 line connected.
- the operation of the bending press 3 is controlled via a line-connected input terminal 25 connected to the control device 24.
- the drive means 22 may be, for example, electromotive spindle drives 26, as are well known, of which adjusting means 27 for a reversible actuating movement of the upper beam formed by the pressure bar 16 with this, for example, are drive-connected. Irrespective of this, however, it would also be possible to form the drive means 22 by means of hydraulically and / or pneumatically actuatable actuating means. It can find cylinder-piston arrangements application. But there would also be other drive means, such as eccentric drives, toggle drives, rack drives, etc. conceivable.
- Manipulating the bending tool 4 is understood here to mean that this or its bending punch 5 and / or bending die 6 is automatically removed from a tool store by means of a manipulation device and automatically moved to an insertion position 30 of the tool receptacles 19, 20 of the pressing bars 13, 16 and inserted there is held clamped.
- the insertion position 30 can be defined at any point of the tool holders 19, 20.
- the insertion position 30 is selected differently depending on the current requirement. It can also be spoken of a tool change system, with which the exchange operations can be performed with the necessary system parts.
- This manipulation device can be designed in the form of a manipulator, which is used, for example, for workpiece handling. Furthermore, it is possible that the manipulation device is formed, for example, by a back stop unit, which is designed to also handle manipulation activities. In addition to these and other possible embodiments, it is also possible that a manipulator designed especially for the purpose of handling bending tools is used as the manipulation device.
- the bending tools 4 have a bending edge 31, which extends in a longitudinal direction of the bending tool 4. The bending edge 31 also defines the course of the bending line on the workpiece 2 to be bent.
- the bending tools 4 are received in the tool holder 19, 20 in such a way that they can be displaced as required in a direction 32 parallel to the bending edge 31. In particular, it can be provided that the bending tools 4 over the entire length 33 of the tool holder 19, 20 are displaceable.
- Fig. 2 shows a sectional view of an embodiment of the bending tool 4 and the tool holder 19, 20, wherein in turn the same reference numerals for the same parts or component designations as used in the preceding Fig. 1.
- the tool holder 19, 20 a it can be provided that the tool holder 19, 20 a
- Receiving portion 34 which receiving portion 34 may be formed, for example in the form of a U-shaped groove.
- the bending tool 4 may have a receiving portion 35, which is designed to be received in the receiving groove 34.
- a linear motor 36 is established between the bending tool 4 and the tool holder 19, 20 by appropriate technical measures. By forming the linear motor 36, the bending tool 4 can be moved in the direction 32 parallel to the bending edge 31. It is not necessary that additional mechanically movable components in the tool holder 19, 20 are installed in order to move the bending tool 4 can.
- the linear motor 36 is constructed in the form of a long stator linear motor, wherein in the tool holder 19, 20, a winding system 36 is arranged.
- the winding system 37 may be arranged, for example, in the region of the groove bottom 38 of the receiving groove 34.
- one or more permanent magnets 39 are arranged, which cooperate with the winding system 37 to generate a magnetic force.
- a winding system 37 as a stator and permanent magnet 39, which are integrated in the rotor, is referred to as a synchronous linear motor.
- an asynchronous linear motor is formed.
- windings are integrated in the rotor, in which currents are induced.
- the winding system 37 extends over the entire length 33 of the tool holder 19, 20, wherein in addition to the tool holder 19, 20 a Tool storage is arranged in which the bending tools 4 are moved. In addition, it can be provided that in the tool storage also a winding system is arranged, which serves for the further transport of the bending tools 4 in the tool storage.
- the permanent magnets 39 are arranged on an end face 40 of the receiving section 35 of the bending tool 4. That part of the receiving portion 35, in which the permanent magnets 39 are inserted, can also be referred to as a driver 41.
- the winding system 37 is embedded directly in the tool holder 19, 20.
- FIG. 3 shows an alternative embodiment of the tool holder 19, 20, wherein the same reference numerals or component designations are used for the same parts as in the preceding FIGS. 1 and 2.
- the winding system 37 is not formed directly in the tool holder 19, 20, but a winding system receptacle 42 is provided, in which the winding system 37 is inserted and which in turn is received in the tool holder 19, 20.
- the winding system receptacle 42 can be designed such that it improves the magnetic properties of the winding system 37.
- the winding system receptacle 42 has an iron core
- a sliding lining 44 is formed, by which the displacement of the bending tool 4 is facilitated.
- the sliding lining 44 is arranged on the bending tool 4 and acts analogously to the embodiment shown. Instead of the sliding coating
- FIG. 4 shows a further embodiment of a bending tool 4 and a corresponding tool holder 19, 20, again using the same reference numerals or component designations for the same parts as in the preceding FIGS. 1 to 3. To avoid unnecessary repetition, reference is made to the detailed description in the preceding figures 1 to 3 or reference.
- the winding system 37 is arranged on a side surface 45 of the receiving groove 34.
- the permanent magnets 39 are arranged in a side surface 46 of the onrasiheabiteses 35.
- the winding system 37 is arranged in both side surfaces 45 of the receiving groove 34 and that the permanent magnets 39 are arranged in both side surfaces 46 of the receiving portion 35.
- the components are in this case preferably formed symmetrically with respect to a center plane 47.
- the permanent magnet 39 and the winding system 37 are arranged such that the bending tool 4 is slightly raised in the vertical direction when activating the magnetic displacement or the magnetic force, so that the friction between the bending tool 4 and tool holder 19, 20 is reduced.
- a sensor 49 is formed, which sensor 49 serves to detect the position of the bending tool 4.
- the sensor 49 may be arranged in the tool holder 19, 20, it being possible to provide that different bending tools 4 can be identified and detected by the sensor 49.
- the sensor may be formed, for example, as an optical sensor.
- the sensor is designed as a proximity sensor, such as a Hall sensor.
- the sensor 49 is arranged in the bending tool 4; in particular it may be provided, for example, that an incremental encoder is arranged in the tool holder 19, 20, which cooperates with the sensor 49.
- FIG. 5 shows a further exemplary embodiment of a bending tool 4 and a tool holder 19, 20, wherein the same reference numerals or component designations are again used for the same parts as in the preceding FIGS. 1 to 4.
- reference numerals or component designations are again used for the same parts as in the preceding FIGS. 1 to 4.
- the entrainment device 41 is designed in the form of a shuttle 50, which can be guided, for example, in the tool receptacle 19, 20.
- the guidance of the shuttle 50 in the tool holder 19, 20 can be realized, for example, by guide rollers 51 formed laterally on the shuttle 50.
- the permanent magnets 39 are arranged, for example, on an underside of the shuttle 50.
- the shuttle 50 may, for example, comprise one or more pins 52, which are designed to produce a positive connection between shuttle 50 and bending tool 4. Thereby, the bending tool 4 by means of the shuttle 50 in the tool holder 19, 20 are moved.
- the shuttle 50 has an attachment and is therefore provided as a cleaning shuttle 53 for cleaning the receiving groove 34 of the tool holder 19, 20.
- FIG. 6 shows a further exemplary embodiment of a bending tool 4 and a tool holder 19, 20, again using the same reference numerals or component designations for the same parts as in the preceding FIGS. 1 to 5.
- a clamping device 54 is formed in the bending tool 4, which clamping device 54 serves to clamp the bending tool 4 in the tool holder 19, 20.
- the clamping device 54 may for example be designed such that it is activated by the winding system 37.
- Such a clamping system can for example be realized in that a clamping jaw 55 is provided, which is arranged in the bending tool 4 and is pressed by a spring 56 against the tool holder 19, 20.
- the jaw 55 can be disengaged via an actuation system 57.
- the actuation system 57 may comprise, for example, a cable pull or a lever system which may be coupled to the permanent magnet or to another actuation element. This actuator can be activated by the winding system 37.
- Fig. 7 shows a further embodiment of a bending tool 4 and a tool holder 19, 20, wherein in turn the same reference numerals or Bauteilbe drawings are used as in the previous figures 1 to 6 for the same parts. To avoid unnecessary repetition, reference is made to the detailed description in the preceding figures 1 to 6 or reference.
- the winding system 37 is arranged in a top strip 58.
- the top strip 58 may in this case be arranged on the surface of the tool holder 19, 20. Contiguous it can be provided that a permanent magnet 39 is arranged laterally on the bending tool 4. According to the embodiments already described, the permanent magnet 39 can cooperate with the top strip 58 or with the winding system 37 arranged in the top strip 58.
- FIG. 8 shows a section in the longitudinal direction of the bending tool 4, wherein in turn the same reference numerals or component names are used as in the previous figures 1 to 7 for the same parts. To avoid unnecessary repetition, reference is made to the detailed description in the preceding figures 1 to 7 or reference.
- a plurality of permanent magnets 39 are arranged in a longitudinal extension of the bending tool 4.
- Base plate 38 groove base
- End face 48 transverse direction
- Control device 54 Clamping device
- Input terminal 55 jaws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA50897/2015A AT517706B1 (en) | 2015-10-20 | 2015-10-20 | bending machine |
PCT/EP2016/074870 WO2017067879A1 (en) | 2015-10-20 | 2016-10-17 | Bending machine |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3365123A1 true EP3365123A1 (en) | 2018-08-29 |
Family
ID=57218861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16788648.0A Withdrawn EP3365123A1 (en) | 2015-10-20 | 2016-10-17 | Bending machine |
Country Status (7)
Country | Link |
---|---|
US (1) | US20180304331A1 (en) |
EP (1) | EP3365123A1 (en) |
JP (1) | JP6856637B2 (en) |
KR (1) | KR102554800B1 (en) |
CN (1) | CN108136469A (en) |
AT (1) | AT517706B1 (en) |
WO (1) | WO2017067879A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111136136A (en) * | 2020-01-20 | 2020-05-12 | 苏州托克斯冲压设备有限公司 | Rounding device for washing machine box body |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014116386A1 (en) * | 2014-11-10 | 2016-05-12 | Trumpf Maschinen Austria Gmbh & Co.Kg. | Bending press and feeding device for a bending press |
AT516043B1 (en) | 2014-11-12 | 2016-02-15 | Trumpf Maschinen Austria Gmbh | Bending press and feeding device for a bending press |
WO2018049056A1 (en) | 2016-09-09 | 2018-03-15 | Mate Precision Tooling, Inc. | Press brake tool engagement system |
US10792716B2 (en) | 2017-06-29 | 2020-10-06 | Mate Precision Tooling, Inc. | Magnetic press brake and machine tooling engagement systems |
US10953453B2 (en) * | 2017-11-06 | 2021-03-23 | Mate Precision Technologies Inc. | Magnetic press brake tooling engagement system |
CN108381187B (en) * | 2018-04-26 | 2023-12-26 | 海盐力度紧固件有限公司 | Screw heading machine with shearing function |
AT520541B1 (en) * | 2018-05-07 | 2019-05-15 | Trumpf Maschinen Austria Gmbh & Co Kg | Lower tool with Reibreduktionsvorrichtung |
US11235370B2 (en) | 2019-04-08 | 2022-02-01 | E&S Enterprises Inc. | Punch assembly with interchangeable tips |
DE102019212341A1 (en) * | 2019-08-19 | 2021-02-25 | Bystronic Laser Ag | Device for changing bending tools in a bending machine for bending sheet metal |
CN113829106B (en) * | 2021-09-24 | 2024-01-19 | 广东鸿图科技股份有限公司 | System for preventing tool exchange of numerical control machining center from being polluted |
Family Cites Families (16)
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DE3512218C2 (en) * | 1984-04-07 | 1993-10-14 | Amada Co | Press brake |
US5366431A (en) * | 1990-12-13 | 1994-11-22 | Uniflo Conveyor, Inc. | Automated press brake die transfer system |
JPH08187646A (en) * | 1995-01-10 | 1996-07-23 | Toshiba Mach Co Ltd | Position device for machine tool |
US5983688A (en) * | 1996-07-08 | 1999-11-16 | Anzai; Tetsuya | Method and apparatus for displaying die layout in press brake and for checking interference |
JP2000170865A (en) * | 1998-12-09 | 2000-06-23 | Yasuyuki Moriyama | Linear motor type table for press machine and press machine |
KR100497529B1 (en) * | 2003-04-16 | 2005-07-01 | 에이테크솔루션(주) | Molding apparatus for press forming |
JP2004344911A (en) * | 2003-05-21 | 2004-12-09 | Amada Co Ltd | Apparatus and method for bending plate |
JP4514101B2 (en) * | 2004-02-18 | 2010-07-28 | 株式会社アマダ | Bending machine |
AT509857B1 (en) * | 2010-08-05 | 2011-12-15 | Trumpf Maschinen Austria Gmbh | BENDING COMPRESSION WITH A COMPONENT POSITIONING DEVICE AND A METHOD OF OPERATION |
AT509980B1 (en) * | 2010-12-20 | 2012-01-15 | Trumpf Maschinen Austria Gmbh | MANUFACTURING SYSTEM WITH TOOL MEMORY |
AT511078B1 (en) * | 2011-05-10 | 2012-09-15 | Trumpf Maschinen Austria Gmbh | MANUFACTURING SYSTEM WITH A TOOL CHANGE SYSTEM |
JP6334081B2 (en) * | 2012-02-27 | 2018-05-30 | 株式会社アマダホールディングス | Mold detection system and method |
DE102013226826A1 (en) * | 2013-12-20 | 2015-06-25 | Robert Bosch Gmbh | Linear motor assembly and machine tool with a linear motor assembly |
ES2953491T3 (en) * | 2014-02-10 | 2023-11-13 | Salvagnini Italia Spa | Sheet metal bending machine |
AT515407B1 (en) * | 2014-05-13 | 2015-09-15 | Trumpf Maschinen Austria Gmbh | Bending tool and exchange unit for this |
BE1023128B1 (en) * | 2015-06-16 | 2016-11-25 | Zeiser Engineering Uab | Automated press brake or crimping machine for crimping metal sheet material and method for crimping metal plate material with such automated crimping machine or crimping machine |
-
2015
- 2015-10-20 AT ATA50897/2015A patent/AT517706B1/en not_active IP Right Cessation
-
2016
- 2016-10-17 WO PCT/EP2016/074870 patent/WO2017067879A1/en active Application Filing
- 2016-10-17 CN CN201680061435.4A patent/CN108136469A/en active Pending
- 2016-10-17 EP EP16788648.0A patent/EP3365123A1/en not_active Withdrawn
- 2016-10-17 US US15/769,358 patent/US20180304331A1/en not_active Abandoned
- 2016-10-17 KR KR1020187013634A patent/KR102554800B1/en active IP Right Grant
- 2016-10-17 JP JP2018520183A patent/JP6856637B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111136136A (en) * | 2020-01-20 | 2020-05-12 | 苏州托克斯冲压设备有限公司 | Rounding device for washing machine box body |
Also Published As
Publication number | Publication date |
---|---|
KR102554800B1 (en) | 2023-07-13 |
US20180304331A1 (en) | 2018-10-25 |
JP6856637B2 (en) | 2021-04-07 |
WO2017067879A1 (en) | 2017-04-27 |
CN108136469A (en) | 2018-06-08 |
AT517706A4 (en) | 2017-04-15 |
AT517706B1 (en) | 2017-04-15 |
JP2018531155A (en) | 2018-10-25 |
KR20180072728A (en) | 2018-06-29 |
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Legal Events
Date | Code | Title | Description |
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