WO2023232538A1 - Dispositif poinçon - Google Patents

Dispositif poinçon Download PDF

Info

Publication number
WO2023232538A1
WO2023232538A1 PCT/EP2023/063634 EP2023063634W WO2023232538A1 WO 2023232538 A1 WO2023232538 A1 WO 2023232538A1 EP 2023063634 W EP2023063634 W EP 2023063634W WO 2023232538 A1 WO2023232538 A1 WO 2023232538A1
Authority
WO
WIPO (PCT)
Prior art keywords
punching
punching device
upper punch
sheet
breakthrough
Prior art date
Application number
PCT/EP2023/063634
Other languages
German (de)
English (en)
Inventor
Henning REY
Christoph Marten
Bernd Naguschewski
Original Assignee
Phoenix Contact Gmbh & 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
Application filed by Phoenix Contact Gmbh & Co. Kg filed Critical Phoenix Contact Gmbh & Co. Kg
Publication of WO2023232538A1 publication Critical patent/WO2023232538A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08—Means for actuating the cutting member to effect the cut
    • B26D5/10—Hand or foot actuated means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08—Means for actuating the cutting member to effect the cut
    • B26D5/18—Toggle-link means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01—Means for holding or positioning work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
    • B26F1/14—Punching tools; Punching dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/38—Cutting-out; Stamping-out
    • B26F1/44—Cutters therefor; Dies therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/38—Cutting-out; Stamping-out
    • B26F1/44—Cutters therefor; Dies therefor
    • B26F2001/4472—Cutting edge section features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F2210/00—Perforating, punching, cutting-out, stamping-out, severing by means other than cutting of specific products

Definitions

  • the invention relates to a punching device for producing openings for cable glands in a flat material according to the preamble of claim 1.
  • the invention further relates to an arrangement having a punching device, as well as a method for producing openings for cable screw connections in a flat material.
  • Such a punching device comprises an upper punch with a punching surface for producing at least one opening in the flat material, with at least one contour of the opening being formed in the flat material, and a counterholder, the upper punch with the punching surface being arranged so that it can be lowered in the direction of the counterholder.
  • the known punching devices are often designed like a press, in which the upper punch with the punching surface can be lowered into the flat material, for example into a flat plastic material, via a mechanism, for example a toggle lever mechanism.
  • a mechanism for example a toggle lever mechanism.
  • the document DE 10 2019 115 223 A1 describes a press in which a toggle lever mechanism is used to drive a press ram, or upper punch.
  • the prior art often uses a pin-shaped tool, such as a screwdriver, and a hammer Driving the pen-shaped aid used.
  • the openings are often already formed in the flat material, for example pre-punched, perforated, or provided by a corresponding material taper in an area of the flat material.
  • the openings can have different sizes and can be in a nominal size range of M16 to M32, for example for the assembly of cable glands.
  • this type of creation of breakthroughs leads to high noise emissions and the outbreaks in the material are at least partially very uncontrolled.
  • the object of the present invention is to provide a punching device for producing openings for cable glands in a flat material, the openings being of consistent quality and without the high Noise emissions should be produced. Furthermore, openings with different diameters should be able to be introduced into flat materials with different dimensions without the punching device having to be converted.
  • the punching surface is designed to run obliquely in order to reduce a punching force when producing the openings with different diameters.
  • the term “punching device” can be understood as meaning a press, such as a toggle press, which can be actuated mechanically via a lever and in which the further the lever is moved, the movement of the upper punch becomes slower but more powerful. This means that breakthroughs can be made in the material with minimal effort.
  • a press such as a toggle press
  • an electromechanical press or a pneumatic press can also be used, taking into account the Machinery Directive and, if necessary, the use of additional protective devices.
  • the punching device can advantageously be mounted at an assembly workstation.
  • the upper punch can be cylindrical and coupled with a first end region to a mechanism, for example a toggle mechanism, of the press, for lowering the upper punch.
  • a mechanism for example a toggle mechanism, of the press.
  • the term “lowering” can be understood to mean lowering the upper punch into the flat material, in which case the punching surface, which is arranged at a second end region that is opposite the first end region, is at least partially introduced into the flat material. At least one contour of the opening is formed in the flat material used.
  • the counterholder can be designed as a material projection on the punching device and serve as a support surface for at least a section of the sheet-like material during the introduction of the breakthrough.
  • the geometry of the counter-holder can be designed according to the dimensions of the flat material, or the geometry of a terminal box, having the flat material in order to reach all positions in the terminal box.
  • the punching surface is designed to be oblique in order to reduce a punching force when producing the openings with different diameters.
  • a type of “cutting-punching” can be carried out due to the sloping surface of the punching surface and small and large openings can be made in the flat material with the same upper punch. Due to the oblique course, only a small area of the punching surface needs to come into contact with the opening contour in order to create the opening.
  • the upper punch is at least partially cylindrical and the punching surface is designed as a cut surface of an obliquely cut cylinder section of the cylindrical upper punch.
  • an ellipse can be created as the cutting curve of the cutting surface or the punching surface and thus a lower section can have a minimum height and an upper section, which is opposite the lower section on the cutting curve, can have a maximum height.
  • the upper punch When lowering, the upper punch can be moved stationary, i.e. not rotating around its own axis, towards a point in the sheet-like material and can first be introduced into the sheet-like material in the area of the punching surface with the upper section, which has a maximum height.
  • the diameter of the opening can advantageously be determined via the insertion depth of the punching surface of the upper punch.
  • the punching surface has an inclination angle in a range of 30° to 45°.
  • the entire punching surface can be inclined in the range of 30° to 45°.
  • the angle of inclination can be understood as the angle of inclination of the cutting plane.
  • openings with very clean edges can be created with appropriately inclined punching surfaces.
  • the punching surface is designed to produce at least a first breakthrough and a second breakthrough, the first breakthrough having a smaller diameter than the second breakthrough.
  • further openings can also be created with the punching surface, which have diameters that lie between the diameters of the first and second openings.
  • the first breakthrough has a diameter for an M16 cable gland and the second breakthrough has a diameter for an M32 cable gland.
  • Openings for cable glands with nominal sizes M20 and M25 can also be advantageously made.
  • the upper punch can be arranged on the punching device via a coupling means, in particular a bayonet lock, a plug-in receptacle or a magnetic receptacle.
  • a coupling means in particular a bayonet lock, a plug-in receptacle or a magnetic receptacle.
  • the arrangement using coupling means allows the upper punch to be changed quickly and with only very short changeover times.
  • the upper punch can be changed if there is excessive wear, or if an upper punch is desired to create openings with smaller or larger diameter ranges.
  • the upper punch can be held securely against rotation and can be changed very quickly when using a magnetic receptacle.
  • the edge of the punching surface is designed as a blade, at least in some areas.
  • the edge of the punching surface can be designed to taper towards the counterholder.
  • only a portion of the edge for example a portion of the edge that has a maximum height and is first introduced into the sheet-like material, can be designed as a blade.
  • the openings can be made very precisely in the sheet-like material using a blade on the edge of the punching surface.
  • the counterholder has a width that is less than or equal to an opening with a smallest diameter to be created.
  • the counterholder can be designed as a material projection on the punching device and serve as a support surface for at least a section of the sheet-like material during the creation of the breakthrough.
  • the counterholder can also be designed in the shape of a table.
  • the counter-holder has a width that is less than or equal to an opening with a smallest diameter to be produced.
  • the term “smallest diameter” can be understood to mean the smallest diameter that can be introduced with the punching surface of the upper punch used.
  • This can also advantageously be used to introduce openings which are located on the walls of the component, for example a (small) distribution box or control cabinet, containing the flat material.
  • the punching device has a toggle mechanism, wherein the upper punch is coupled to the toggle mechanism to be lowered upon actuation of the toggle mechanism.
  • the punching device can be designed as a toggle press, in which the press can be actuated mechanically via a lever and in which the further the lever is moved, the movement of the upper punch becomes slower but more powerful.
  • openings can be made in the sheet-like material with minimal effort.
  • the punching device has an optical positioning aid, in particular a laser, which can be arranged on the punching device for positioning the sheet-like material in the effective area of the upper punch.
  • the laser can be a positioning laser, such as a point laser, line laser, cross laser or circular laser, with which the area of the sheet-like material where the breakthrough is created can be reliably marked.
  • the optical marking aid advantageously enables precise positioning of the flat material in the effective area of the upper punch.
  • the sheet-like material comprises a plastic material, in particular a surface of a distribution box or control cabinet.
  • openings of consistent quality can be made in the plastic material using the punching device.
  • the at least one contour of the opening is pre-punched or perforated in the sheet-like material.
  • the intended openings can also be formed elsewhere in the sheet-like material.
  • the material within the contour can be removed accurately and quickly with the punching device, for example broken out.
  • the invention further relates to an arrangement for producing openings for cable glands in a sheet-like material, comprising: a punching device, as described herein; and a sheet-like material, wherein at least one contour of the opening is formed in the sheet-like material.
  • the punching device corresponds to the punching device described herein and can have the features previously mentioned in the examples.
  • the sheet-like material can also be the sheet-like material previously described herein.
  • the sheet-like material can comprise a plastic material, in particular a surface of a distribution box or control cabinet.
  • the at least one contour of the opening in the sheet-like material can be pre-punched or perforated.
  • the invention further relates to a method for producing openings for cable glands in a sheet-like material, comprising the steps: providing a punching device as described herein; Arranging the sheet-like material between an upper punch and a counterholder of the punching device, at least one contour of the opening being formed in the sheet-like material;
  • the sheet material may be the sheet material previously described herein.
  • the sheet-like material can comprise a plastic material, in particular a surface of a distribution box or control cabinet.
  • the at least one contour of the opening in the sheet-like material can be pre-punched or perforated.
  • the sheet-like material can, for example, be arranged quickly and accurately between the upper punch and the counterholder using a laser marking.
  • process steps can be carried out sequentially as described. Alternatively, the process steps can also be carried out in a different sequence or with intermediate steps.
  • Figure 1 is a view of a punching device according to an embodiment
  • Figure 2 is a view of an upper punch with a punching surface according to one
  • Figure 3 shows a schematic top view of a region of a sheet-like material for use with the punching device
  • Figure 4 process steps of a method for generating
  • Openings for cable glands in a flat material according to one embodiment.
  • Figure 1 shows a punching device 1 for producing openings for cable glands in a flat material (not shown in Figure 1).
  • the punching device 1 shown has an upper punch 3 with a punching surface 31 for producing at least one breakthrough in the sheet-like material.
  • the punching surface 31 is designed to be oblique in order to reduce a punching force when producing the openings with different diameters in the sheet-like material.
  • the upper punch 3 is shown in more detail in the following Figure 2 and is therefore also described in more detail in the following description of Figure 2.
  • a counterholder 5 is arranged on the punching device 1 and the upper punch 3 with the punching surface 31 is arranged so that it can be lowered in the direction of the counterholder 5.
  • the counterholder 5 is designed as a material projection on the punching device 1 and serves as a support surface for at least a section of the sheet-like material during the creation of the breakthrough. Furthermore, the counterholder 5 in the embodiment shown has a width that is less than or equal to a breakthrough with a smallest breakthrough that can be introduced with the punching surface 31 of the upper punch 3 used.
  • FIG. 7 a toggle lever mechanism 7 on the punching device 1 is shown in FIG.
  • the upper punch 3 shown is coupled to the toggle lever mechanism 7 so that the upper punch 3 can be lowered when the toggle lever mechanism 7 is actuated.
  • the punching device 1 is designed as a toggle press, which can be actuated mechanically via the lever 9 shown and in which, the further the lever 9 is actuated, the movement of the upper punch 3 in the direction of the counterholder 5 becomes slower but more powerful.
  • the toggle lever mechanism 7 with the upper punch 3 coupled to it is arranged on the punching device 1 in a height-adjustable manner via a slide rail 11. Furthermore, openings 13A-13N are shown in order to be able to arrange the punching device 1 at an assembly workstation using suitable connecting means, for example screw connections.
  • the punching device 1 shown in Figure 1 also has an optical positioning aid 15, which is designed as a positioning laser in order to mark the area of the flat material in which the breakthrough is created.
  • Figure 2 shows a view of an upper punch 3 with a punching surface 31 according to an embodiment.
  • the upper stamp 3 shown is cylindrical and has a coupling means 39 at the first end region 33 in order to be coupled to the toggle lever mechanism shown in FIG.
  • the coupling means 39 can interact with a corresponding coupling means on the punching device in order to be able to change the upper punch 3 quickly with only very short changeover times.
  • the punching surface 31 is designed as a cut surface of an obliquely cut cylinder section of the cylindrical upper punch 3.
  • the cutting curve of the cutting surface or the punching surface 31 creates an ellipse which has a lower section with a minimum height and an upper section which is opposite the lower section on the cutting curve and has a maximum height. Furthermore, the punching surface 31 shown has an angle of inclination in a range of 30 ° to 45 g .
  • openings with diameters for an M16 cable gland up to openings with diameters for an M32 cable gland can be made.
  • edge of the punching surface 31 shown is designed as a blade 37.
  • Figure 3 shows a schematic top view of a region of a sheet-like material 17 for use with the punching device shown in Figure 1.
  • the sheet-like material 17 shown is plate-like and has a plastic material.
  • the sheet-like material 17 shown is part of a housing of a distribution box or control cabinet.
  • contours 171A-171N, 173A-173N of the intended openings are pre-punched in the sheet-like material 17 and shown by means of the dashed lines. Examples include contours 171A-171N of intended Penetrations are shown with a nominal size of M16 and further contours 173A-173N of intended penetrations are shown with a nominal size of M32.
  • the punching surface can be introduced into the material of the dashed areas, i.e. the contours 171A-171N, 173A-173N of the intended openings, in order to thereby remove the material.
  • Figure 4 shows method steps of a method 1000 for producing openings for cable glands in a sheet-like material according to one embodiment.
  • Method 1000 includes the steps:

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

Dispositif poinçon destiné à générer des trous traversants pour des raccords de vis de câble dans un matériau en feuille (17), présentant : un poinçon supérieur (3) présentant une face de poinçon (31) pour générer au moins un trou traversant dans le matériau en feuille (17), au moins un contour (171A-171N, 173A-173N) du trou traversant étant formé dans le matériau en feuille (17) ; et un contre-support (5), le poinçon supérieur (3) présentant la face de poinçon (31) étant disposé pour pouvoir être abaissé dans le sens du contre-support (5), la face de poinçon (31) étant conçue pour s'étendre obliquement afin de réduire une force de poinçonnage lors de la génération des trous traversants de diamètres différents. L'invention concerne en outre un agencement présentant un dispositif poinçon, et un procédé de génération de trous traversants pour des raccords de vis de câble dans un matériau en feuille.
PCT/EP2023/063634 2022-05-30 2023-05-22 Dispositif poinçon WO2023232538A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022113562.4A DE102022113562A1 (de) 2022-05-30 2022-05-30 Stanzeinrichtung
DE102022113562.4 2022-05-30

Publications (1)

Publication Number Publication Date
WO2023232538A1 true WO2023232538A1 (fr) 2023-12-07

Family

ID=86657794

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2023/063634 WO2023232538A1 (fr) 2022-05-30 2023-05-22 Dispositif poinçon

Country Status (2)

Country Link
DE (1) DE102022113562A1 (fr)
WO (1) WO2023232538A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1153534B1 (fr) * 1999-02-12 2003-01-08 SEW-EURODRIVE GMBH & CO. Boite de distribution
US20070044618A1 (en) * 2005-08-30 2007-03-01 Marks Joel S Hole punch element
EP1762348A1 (fr) * 2005-09-12 2007-03-14 Ricoh Company, Ltd. Dispositif perforateur avec un éffet réduit de déformation a cause de la chaleur et dispositif de formation d'images avec le même
EP3127668A2 (fr) * 2015-08-05 2017-02-08 Totani Corporation Appareil de poinçonnage de film plastique
DE102019115223A1 (de) 2019-06-05 2020-12-10 Gebr. Schmidt Fabrik für Feinmechanik GmbH & Co. KG Presse

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1153534B1 (fr) * 1999-02-12 2003-01-08 SEW-EURODRIVE GMBH & CO. Boite de distribution
US20070044618A1 (en) * 2005-08-30 2007-03-01 Marks Joel S Hole punch element
EP1762348A1 (fr) * 2005-09-12 2007-03-14 Ricoh Company, Ltd. Dispositif perforateur avec un éffet réduit de déformation a cause de la chaleur et dispositif de formation d'images avec le même
EP3127668A2 (fr) * 2015-08-05 2017-02-08 Totani Corporation Appareil de poinçonnage de film plastique
DE102019115223A1 (de) 2019-06-05 2020-12-10 Gebr. Schmidt Fabrik für Feinmechanik GmbH & Co. KG Presse

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Publication number Publication date
DE102022113562A1 (de) 2023-11-30

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