EP4192653A2 - Mâchoires de presse, procédé de fabrication d'une pièce pressée et procédé de pressage faisant appel à des mâchoires de presse - Google Patents

Mâchoires de presse, procédé de fabrication d'une pièce pressée et procédé de pressage faisant appel à des mâchoires de presse

Info

Publication number
EP4192653A2
EP4192653A2 EP21759052.0A EP21759052A EP4192653A2 EP 4192653 A2 EP4192653 A2 EP 4192653A2 EP 21759052 A EP21759052 A EP 21759052A EP 4192653 A2 EP4192653 A2 EP 4192653A2
Authority
EP
European Patent Office
Prior art keywords
pressing
ribs
jaw
jaws
supplementary
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.)
Pending
Application number
EP21759052.0A
Other languages
German (de)
English (en)
Inventor
Egbert Frenken
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.)
Gustav Klauke GmbH
Original Assignee
Gustav Klauke GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gustav Klauke GmbH filed Critical Gustav Klauke GmbH
Publication of EP4192653A2 publication Critical patent/EP4192653A2/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
    • B25B27/146—Clip clamping hand tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
    • B25B7/02—Jaws
    • B25B7/04—Jaws adjustable
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
    • H01R43/042—Hand tools for crimping
    • H01R43/0428—Power-driven hand crimping tools

Definitions

  • pressing tongs with a first and a second pressing jaw, the pressing jaws being designed to move relative to one another in a direction of travel, each pressing jaw having ribs, the ribs extending longitudinally transversely to the direction of travel of the pressing jaws are formed and insertion openings are left between adjacent ribs, wherein in the course of pressing the ribs of the first pressing jaw are designed to move into the insertion openings of the second pressing jaw and the ribs of the second pressing jaw are designed to move into the insertion openings of the first pressing jaw, wherein the first and second press jaws form a press mouth with an opening contour which is formed by the free edges of the ribs, and the ribs form an intersection point which moves in the direction of the longitudinal extension during pressing.
  • an arrangement having a first and a second press jaw, the press jaws being designed to move relative to one another in a direction of travel, each press jaw having ribs, the ribs having a longitudinal extent transverse to the direction of travel of the pressing jaws are formed and insertion openings are left between adjacent ribs, wherein in the course of pressing the ribs of the first pressing jaw are designed to move into the insertion openings of the second pressing jaw and the ribs of the second pressing jaw are designed to move into the insertion openings of the first pressing jaw, wherein the first and the second pressing jaw form a pressing mouth with an opening contour which is formed by the free edges of the ribs, and the ribs form an intersection point which migrates in the direction of the longitudinal extension during compression.
  • a pair of pressing jaws with a first and a second pressing jaw, the pressing jaws being designed to move relative to one another in a direction of travel, each pressing jaw having ribs, the ribs having a longitudinal extent transverse to are formed in the direction of travel of the press jaws and insertion openings are left between adjacent ribs, with the ribs of the first press jaw being designed to enter the entry openings of the second press jaw in the course of pressing and the ribs of the second press jaw being designed to enter the entry openings of the first press jaw retract, the first and the second press jaw forming a press mouth with an opening contour which is formed by the free edge edges of the ribs.
  • a method for producing a compact comprising: providing a first and a second pressing jaw, each pressing jaw having ribs, the ribs being formed with a longitudinal extent transverse to a direction of travel of the pressing jaws and insertion openings between adjacent ribs are left, wherein in the course of pressing the ribs of the first press jaw are designed to move into the entry openings of the second press jaw and the ribs of the second press jaw are designed to move into the entry openings of the first press jaw, with the first and the second press jaw forming a press mouth with an opening contour which is formed by the free edges of the ribs, and wherein the ribs form an intersection point which migrates in the direction of the longitudinal extent during compression.
  • Crimping pliers and crimping jaws of the type in question which can also be referred to as crimping pliers, are known and are used, for example, for crimping ferrules on stripped wire ends.
  • the pressing jaws are designed to move into each other like a comb in the course of the pressing process, with ribs of one pressing jaw being able to move into slot-like insertion openings of the other pressing jaw.
  • Each press jaw preferably has a plurality of ribs arranged one behind the other and spaced apart from one another perpendicularly to the direction of entry of the press jaws.
  • the drive-in openings result preferably in the spaced areas between the ribs of the respective other pressing jaw.
  • the ribs of both press jaws delimit an essentially quadrangular opening contour of the press jaw, with the opening contour reducing preferably uniformly in terms of their edge lengths and the press opening cross-sectional area as the press jaws or their ribs move into one another.
  • the opening contour delimits an opening area of the press jaw.
  • intersection points projected into the opening surface, are integrated into the opening contour between the ribs of the other pressing jaw moving into entry openings of one pressing jaw and the ribs of one pressing jaw leaving the entry openings between them.
  • a connecting line of the intersection points is preferably punctiform in the opening contour.
  • the points of intersection or the point of the opening contour representing the points of intersection migrate or migrate from the outside to the inside as the pressing jaws move into one another, as part of the region of the opening contour migrating inwards, in the direction of a center point of the opening area, and also in the direction of the longitudinal extension of the ribs .
  • Pressing tongs with such press jaws are known, for example, from EP 3 179580 A1.
  • Using such press jaws is also a A method for producing a compact, as well as a method for pressing with ribs having press jaws is known.
  • the pressed part may become non-uniform at the intersection points of previously known pressing jaws, for example by material of the pressed part being displaced between the ribs moving into one another.
  • Such a problem arises in particular with comparatively large opening contours.
  • the disclosed device in the form of pressing jaws, a pair or an arrangement of pressing jaws or pressing tongs or a method for pressing deals with the task of specifying a pressing tongs or pressing jaws of the type in question , with which or with which the best possible pressing result can advantageously be achieved even with comparatively large compacts. If possible, a good pressing result should be able to be achieved with both smaller and larger compacts using the same pressing jaws.
  • the task of designing a method of the type in question in an advantageous manner, in particular with regard to a pressing result to be achieved.
  • the task consists in specifying an advantageous pair of pressing jaws.
  • a possible solution to the problem is initially given in the case of pressing pliers, in which it is taken into account that a supplementary pressing part is provided between the ribs of the first pressing jaw and the ribs of the second pressing jaw, that the supplementary pressing part forms part of the opening contour that the supplementary pressing part has an extension transverse to the longitudinal extent of the ribs, that the supplementary pressing part runs at least overlapping two of the ribs of the first pressing jaw and the second pressing jaw and that the intersection point is outside the opening contour .
  • Such a configuration makes it possible to achieve an advantageous pressing result, in particular even in the case of comparatively large compacts.
  • both comparatively small and comparatively large compacts can be pressed in the same pressing jaws, without the pressing jaws having to be exchanged. It is also preferred that the pressing is carried out or can be carried out in a force-controlled manner, in particular with pressing jaws which have a supplementary pressing part, as described here.
  • force-controlled pressing reference should be made, for example, to WO 2014/108361 A1, the content of which is included in the disclosure of the present application in its entirety, in particular also in order to include features of this publication in claims of the present application.
  • partial pistons are provided in the same hydraulic cylinder, with a press part or press jaw only exerting a maximum press force in a press end position within a first partial travel and only in a press - end position within a second partial displacement path adjoining the first partial displacement path, a partial pressing force that is less than the maximum pressing force is exerted.
  • the partial pressing forces are preferably assigned to one partial piston in each case.
  • the object is achieved with regard to an advantageous design of the pressing jaws in that a supplementary pressing part is provided, which in addition to the ribs a part of Opening contour forms that the supplementary pressing part is arranged transversely to the marginal edges in overlap with several ribs, and that the intersection point is outside the opening contour.
  • a solution to the problem can be given in that the pressing jaws are directly connected to one another, so that the pressing jaws due to the connection during an opening movement only up to one end of a maximum travel distance , at which the connection of the press jaws is still given, can be moved relative to each other.
  • the object is achieved in particular in that a supplementary pressing part is inserted into the pressing jaw, between the ribs of the first pressing jaw and the second pressing jaw, to form part of the opening contour formed by the pressing jaws Press opening and that the first and the second press jaw are moved to each other to carry out a pressing operation.
  • the supplementary pressing part inserted into the pressing opening before the start of the pressing operation extends over a depth of the pressing opening, crossing at least two ribs of the same pressing jaw and below (from the inside to Seen from the outside) overlapping of the intersection point to a supplementary part of the opening contour is used and that the supplementary pressing part is moved relative to the ribs during pressing.
  • the supplementary pressing part can be designed for preferred use in every pressing process, for example corresponding to part of a pressing jaw. Alternatively, however, it can also only be used optionally, for which purpose the supplementary pressing part can also be present as a loose part, which can be arranged in the area of the pressing mouth in order to carry out a pressing operation. As a result of the arrangement of the supplementary pressing part in the region of the press mouth, the opening contour defined by the ribs can be partially changed by the supplementary pressing part.
  • a conventional quadrangular, more preferably square, opening contour formed by the edges of the ribs can be changed to an opening contour that deviates from this square contour as a result of using the supplementary pressing part, which covers a partial area of the ribs and thereby changes the opening contour.
  • the intersection point of the ribs moving in the course of the pressing process can be dissolved and changed into a plurality of contact points and into a supplemented part of the opening contour or an edge line determining the opening contour.
  • the angle at which the marginal edges and an edge of the supplementary pressed part meet can advantageously be made relatively large.
  • a substantially square opening contour is also preferred in particular .
  • a square opening contour it can also be achieved that, at least in the case of comparatively large compacts, in the course of the compression of a ferrule outside of corner areas, the ferrule folds inwards during the course of the compression.
  • the connection to the wires can advantageously be improved, both with regard to a pull-out force and with regard to an electrical connection.
  • Comparatively large compacts are in particular those whose cross-sectional area (before pressing) is greater than 10 mm 2 , also greater than 50 mm 2 up to about 200 or 250 mm 2 or even greater.
  • the supplementary pressing part used in the manner of a gullet preferably extends in a direction perpendicular to the direction of travel of the pressing jaws and in a depth direction of the pressing mouth in overlap with a plurality of ribs, in particular in overlap with a plurality of ribs of both press jaws, see above more preferably over at least two ribs of a pressing jaw.
  • the supplementary pressing part can essentially extend over all ribs of one pressing jaw or over all ribs of both pressing jaws that have moved into one another in the course of pressing.
  • This overlap occurs preferably in the area of the intersection point that occurs at the start of the overlapping of the ribs of both press jaws and migrates inward in relation to the press jaw during the course of the pressing process, corresponding to the intersection point that occurs between the ribs of the two press jaws as the press jaws move into one another gusset. Due to the overlap, the point of intersection is shifted outside of the opening contour.
  • the change in the opening contour by the supplementary pressed part leads to a corresponding change in the pressed contour of the compact.
  • the partial area of the opening contour given by the supplementary pressed part is preferably reflected in the pressed contour of the pressed part.
  • press jaws can be used with more than ten ribs arranged one behind the other or more, for example up to twenty or thirty or more.
  • the arrangement of two supplementary pressed parts covering the intersection points is preferably provided.
  • the object with regard to an advantageous embodiment of the pair of press jaws according to a further embodiment described and disclosed here can be achieved in that the press jaws are directly connected to one another, so that the press jaws cannot be moved relative to one another beyond a maximum travel distance, without the disconnection.
  • This design of the pressing jaws is also important for corresponding pressing jaws in which no supplementary pressing part is provided in the sense described here.
  • a defined travel end position of the pressing jaws results, in particular in an initial position of the pressing jaws, in which a maximum size of the pressing opening results.
  • the connection of the pressing jaws with each other does not allow a further displacement of the pressing jaws beyond this travel end position.
  • the press jaws can only be moved to the end of a longest travel distance, at which the press jaws are still connected.
  • the defined displacement position can also be a position of the press jaws in relation to one another in which the ribs of one press jaw have completely stepped out of the entry openings of the other press jaw.
  • connection also allows the press jaws to be captively coupled to one another. This is useful, for example, with interchangeable press jaws, which can be assigned either to a corresponding tool or to a hand-held device for producing a press.
  • the pressing jaws can be part of a hand tool, for example a pliers-like hand tool or part of a pressing device, for example a hydraulically actuated pressing device or can be assigned to such a hand tool or such a pressing device in the form of interchangeable pressing jaws.
  • the supplementary pressing part can be arranged to be movable relative to the rib, in order to migrate with the intersection of the opening contour in the course of the pressing process or in the course of the pressing jaws moving into one another.
  • the point of intersection or the gap between the ribs of both pressing jaws that results in this area is preferably always covered by the supplementary pressing part in the course of the pressing process.
  • the supplementary pressing part can move in particular along the edge edges of the ribs, which are directed in opposite directions in the direction of movement of the pressing jaws and intersect at the point of intersection, optionally, as is also preferred, with the supplementary pressing part being supported on at least one of these edge edges.
  • the supplementary pressing part preferably slides along the edge edges of the ribs.
  • the cross-section of the supplementary pressed part can extend in accordance with the legs of a triangle in its areas lying against the ribs.
  • Corresponding surfaces of the supplementary pressing part which form the legs in a view in a cross section, can enclose a 90° angle to one another, in particular in the case of a square opening surface of the pressing opening given without a supplementary pressing part.
  • the surfaces of the supplementary pressed part can also enclose an angle of less than 90 degrees or an angle of more than 90 degrees to one another, adapted to the angle given by the intersecting edge edges of the ribs of both press jaws at the point of intersection, for example an angle of 60 up to 120 degrees.
  • the cross-sectional edge of the supplementary pressing part connecting these surfaces can run in a straight line in the manner of a hypotenuse, preferably essentially aligned in the direction of movement of the pressing jaws.
  • This edge can also run, for example, directed outwards or alternatively inwards along a curved line, so that a convex or concave curvature of the edge can result.
  • the supplementary pressing part can initially be held by a spring connection to an edge area of a pressing jaw or to a tool part holding a pressing jaw.
  • the supplementary pressing part can also be held in a form-fitting manner on the first and/or second pressing jaw.
  • This form-fitting mounting allows the supplementary pressing part to move as the pressing jaws move into one another.
  • the supplementary pressing part can thus, if necessary, be held captive on at least one pressing jaw and can thus be a component of one or both pressing jaws.
  • the positive connection can according to a possible configuration, possibly without tools, can be removed, for example to change the supplementary pressing part for a supplementary pressing part that deviates from the opening contour or to enable pressing without a supplementary pressing part.
  • the form-fitting holder can also not be canceled, ie at least can only be canceled in a destructive manner, with the result that the supplementary pressing part always remains a component of at least one of the pressing jaws.
  • the supplementary pressing part can have one or more holding arms which, starting from the supplementary pressing part, extend outwards from the opening contour in relation to the opening contour.
  • two such holding arms can be provided on the supplementary pressing part, wherein, according to a preferred embodiment, each pressing jaw can be assigned a holding arm of the supplementary pressing part to form the form-fitting holding device.
  • At least one pressing jaw can have one or more mounting surfaces along which a mounting arm of the supplementary pressing part can slide in the course of pressing.
  • the mounting surfaces can each be assigned to the ribs, optionally running parallel and at a distance from the edge edges defining the opening contour.
  • the mounting surfaces preferably form sliding surfaces for the mounting arms.
  • the mounting arm can further have a mounting projection, which can preferably extend at right angles to the mounting arm.
  • the form-fitting connection can be achieved via this mounting projection while enabling the displacement of the supplementary pressed part along the edge edges of the ribs that face each other.
  • the mounting projection can be formed in one piece and optionally made of the same material with the mounting arm, which mounting arm can more preferably be formed in one piece and optionally made of the same material with the supplementary pressed part.
  • the mounting projection interacts with the mounting surface of the pressing jaw to create a form-fitting mounting of the supplementary pressing part on the pressing jaw that can be displaced in a sliding manner.
  • the supplementary pressing part Before the start of pressing, the supplementary pressing part can be provided with a structure serving to convey information on the surface forming part of the opening contour.
  • the supplementary pressed part can be used, for example, to emboss information in plain text or in the form of a code, also optionally or in combination with this, for example in the form of geometric shapes, in the pressed part.
  • a relevant surface, in particular the hypotenuse surface, of the supplementary pressed part does not descend below one of the ribs in the course of pressing relative to the pressed part.
  • the surface of the supplementary pressed part that forms part of the opening contour remains in its effect on the pressed part in the course of the compression remains effective. This characterization is also important regardless of whether the supplementary pressed part is used to convey information.
  • one of the pressing jaws can also have a gripping pin outside the pressing opening and the other pressing jaw can have a slot.
  • This slot is preferably aligned in the direction of entry of the pressing jaws.
  • the reach-through pin of one press jaw is preferably caught and guided in the elongated hole of the other press jaw.
  • 1 shows a perspective representation of a pair of pressing tongs, having the pressing jaws described here in a first embodiment
  • 2 shows the area of the pressing tongs having the pressing jaws in an enlarged side view
  • FIG. 3 shows the view towards the area of the pressing device according to arrow III in FIG. 2; 4 shows the section according to the line IV-IV in FIG. 2;
  • FIG. 5 shows the section according to FIG. 4 in a perspective representation
  • FIG. 7 shows the supplementary pressing part in an individual view
  • FIG. 8 shows the side view towards the supplementary pressing part according to the arrow VIII in FIG. 7;
  • FIG. 9 shows the opposite side view towards the supplementary pressing part according to the arrow IX in FIG. 7;
  • FIG. 12 shows the press jaws in a view according to FIG. 3, with a compact placed in a press mouth formed by the press jaws;
  • FIG. 13 shows a representation corresponding to FIG. 12, but relating to an intermediate position in the course of pressing;
  • FIG. 14 shows a further representation corresponding to FIG. 12, but after completion of the pressing;
  • FIG. FIG. 15 shows the enlargement of area XV in FIG. 14;
  • 16 is a perspective view of a compact formed using the pressing jaws of the first embodiment
  • FIG. 17 shows the end view against the compact according to arrow XVII in FIG. 16;
  • FIG. 18 shows an illustration corresponding to FIG. 17, but with a reduced cross section;
  • FIG. 19 shows a further illustration according to FIG. 17, with a further reduction in the cross section
  • FIG. 20 shows an illustration essentially corresponding to FIG. 3, relating to a second embodiment
  • 21 shows a perspective representation of pressing tongs with pressing jaws described here in a third embodiment
  • FIG. 22 shows the view towards the pressing tongs according to the arrow XXII in FIG. 21;
  • FIG. 23 shows the side view towards the pressing tongs according to the arrow XXIII in FIG. 21;
  • FIG. 24 shows the section along the line XXIV-XXIV in FIG. 23;
  • FIG. 26 shows the pressing jaws according to FIG. 25 in an exploded perspective view with associated supplementary pressing parts
  • FIG. 27 shows the enlargement of area XXVII in FIG. 26
  • FIG. 29 shows an illustration corresponding to FIG. 14 after completion of pressing, but relating to the third embodiment
  • FIG. 30 shows a perspective view of a compact formed using the pressing jaws of the third embodiment.
  • a preferably hydraulically actuated, in particular electrohydraulically actuated pressing tongs 1 in a preferred rod-like configuration first and foremost have a drive device part 2 which can form a grip area 3 at the same time.
  • a drive unit part 2 is known, for example, from WO 2014/108361 A1 (US 10468 847 B2).
  • the drive device part 2 can alternatively also have, for example, an electromotive spindle drive.
  • a spindle-operated drive device part 2 is known, for example, from WO 2014/009363 A1 (US 9993885 B2).
  • the content of these WO documents or US documents is hereby included in its entirety in the disclosure of the present disclosure, also for the purpose of including features of these WO documents or US documents in claims of the present invention.
  • a working head 4 connects to the drive device part 2 at a free end of the pressing tongs 1 .
  • the working head 4 can be exchangeably held on the drive device part 2, for example by a separation in the area of a hydraulic cylinder that is preferably provided.
  • the working head 4 can be mounted freely rotatably about a longitudinal axis x of the working head relative to the drive unit part 2 or a receptacle for the working head 4 in the drive unit part 2 .
  • the electrical supply in particular of an electric motor driving a hydraulic medium pump or a spindle, but also a control unit (not shown) and other electrical components in the pressing tongs 1 is preferably provided by the arrangement of an accumulator 5.
  • the grip area 3 can be designed for the usual enclosing of the crimping pliers 1 by a user's hand. Ergonomically favorable is assigns the handle area 3 an actuating button 6 is provided.
  • the actuation key 6 can be a depressible actuation button which can be actuated by a user to trigger a compression.
  • the first pressing jaw 7 is preferably fixed as a fixed jaw in a holding head 9 of the working head 4 .
  • the other, second press jaw 8 can be moved in the working head 4 towards the first press jaw 7 along the longitudinal axis x and correspondingly relative to the press jaw 7 in a direction of travel r, see also Figure 4.
  • the press jaw 8 is movably guided for this purpose .
  • this movable pressing jaw 8 is directly or indirectly displaced along the longitudinal axis x by a driven hydraulic piston or the spindle in the direction of the stationary pressing jaw 7 .
  • the stationary first pressing jaw 7 can, as also preferred, be positively fixed to the mounting head 9 .
  • a screw 10 can be used for this purpose, which is supported on a mounting bracket 11 of the mounting head 9 and engages in an associated bore 12 in the press jaw 7 (see FIGS. 2, 3 and 4).
  • the movable second pressing jaw 8 can also be connected in a form-fitting manner to the linearly displaceable element 16 (e.g. hydraulic piston or spindle).
  • a pin-like clamping sleeve 13 can be provided for this purpose, which sits in a bore 14 of the press jaw 8 oriented transversely to an insertion direction r and in a bore-shaped receptacle 15 at the end of the linearly displaceable element 16 of the drive unit part 2 .
  • the second press jaw 8 can have a groove 63 that is preferably open to the outside in the area of the side walls oriented in the direction of travel r, for example for guiding interaction with a rib-like projection (not shown) in the mounting head 9.
  • the first pressing jaw 7 can also have a preferably outwardly open groove 63 in the area of its side walls, which is aligned with the direction of travel r in order to interact with a rib-like projection (not shown) in the mounting head 9 .
  • Each press jaw 7, 8 has a first group of spaced ribs 17 which are fixed to a base 19 of the respective press jaw 7, 8 or are formed in one piece therewith.
  • Each rib 17 has a longitudinal extent L viewed transversely to the direction of travel r or transversely to the longitudinal axis x and a vertical extent H, see FIG. 11, viewed in the direction of the direction of travel r or parallel to the longitudinal axis x.
  • Each rib 17 preferably has a generally triangular shape in a direction perpendicular to the longitudinal extension L, for example as shown in FIG.
  • the generally triangular configuration is formed by legs running in length L and height H, and a with respect to the mounting head 9 inwardly directed hypotenuse, which is given by a rib edge 18 .
  • the marginal edges 18 of the ribs 17 define an angle ⁇ relative to the longitudinal axis x.
  • the edges 18 of the ribs 17 enclose this angle a in a projection perpendicular to the surface extension of the ribs 17 or to the longitudinal axis x.
  • the angle a is preferably 45 degrees, although it can also be between, for example, 30 and 60 degrees, further, for example, between 40 and 50 degrees.
  • the ribs 17 can be attached to the base 19 of each pressing jaw 7, 8, for example as a result of a one-piece and preferably uniform design.
  • the cathetus of the essentially triangular rib 17 is preferably assigned to an outer edge of the pressing jaw 7, 8 or forms it at the same time, at least partially.
  • the cathetus further preferably runs in the vertical extension H. Starting from this outer edge or the cathetus, the peripheral edge 18 falls in the direction of the free end of the other cathetus or in the direction of the base 19 .
  • the ribs 17 of the first group of ribs 17 of each pressing jaw 7, 8 are arranged congruently one behind the other in general and seen generally and essentially perpendicularly to the longitudinal axis x or perpendicularly to the longitudinal extension L.
  • the ribs 17 are provided at a distance from one another in a direction perpendicular to the longitudinal extent L.
  • the relevant distance in the direction described above can essentially correspond to the thickness of a rib 17 viewed in the same direction.
  • entry openings 20 for ribs 17 of the opposite pressing jaw result between two ribs 17 of the said group.
  • the first group of ribs 17 is opposite with respect to the longitudinal axis x, so that a second group of ribs 17 results. Seen in a direction perpendicular to the longitudinal extent L, this second group of ribs 17 is offset from the opposite group of ribs 17 of the same pressing jaw. The offset preferably corresponds to the thickness of a rib 17 of the first or second group.
  • the ribs 17 of the first group are arranged with a gap in relation to an arrangement of the ribs 17 of the second group of the same pressing jaw.
  • edge edges 18 of the ribs 17 of the first and the second group of the press jaws enclose a right angle between them. This with reference to a projection perpendicular to the longitudinal extension L.
  • a corner region 21 is formed by the marginal edges 18 of both groups of ribs of a pressing jaw 7 or 8 .
  • the corner region 21 lies generally and substantially on the longitudinal axis x.
  • the corner area 21 or also the opposite corner area 21 can be penetrated by the longitudinal axis x.
  • a corner area 21 can be rounded overall or, as also shown, provided with a chamfer (compare, for example, FIG. 3). This can also be achieved by designing the edges 18 appropriately.
  • the movable pressing jaw 8 is shifted into a preferably stop-limited open position.
  • the mutually facing end faces 22 of both press jaws 7 and 8 can, as also shown in relation to the starting position in FIG extend common transverse to the longitudinal axis x aligned level.
  • one press jaw can also partially dip into the other press jaw like a comb, with partial areas of ribs 17 of one press jaw engaging in the insertion openings 20 of the other press jaw.
  • the pressing opening 24 extends in a depth direction, i.e. perpendicular to the longitudinal extent L, for example.
  • the edge edges 18 of the ribs 17 of both pressing jaws 7 and 8 define an opening contour K of the pressing opening 24, which opening contour K is also preferred in the exemplary embodiment shown , with reference to a view according to FIG. 3, has a generally square shape, possibly with chamfered corner regions 21 and, as described further below, chamfer-like covered corner regions between ribs 17 of the pressing jaws 7 and 8 that slide past one another like a comb during the course of a pressing operation.
  • the opening contour K delimits an opening area.
  • the pressing tongs 1 are used, for example, as is also preferred, for pressing compacts 25 , more preferably in the form of a ferrule 26 which is plugged over the stripped end of a cable 27 .
  • the compact 25 is guided into the press jaw 23 in such a way that a longitudinal extent of the compact 25, here the ferrule 26, is aligned essentially in the above-described projection direction perpendicular to the longitudinal extent L of the ribs 17 ( compare Figures 12 to 14).
  • a first point of intersection 28 results in the mentioned projection between the intermeshing ribs 17 of the first group of pressing jaws 7 and 8.
  • a second point of intersection 28 results between the intermeshing second groups of ribs 17 of the pressing jaws 7 and 8.
  • the point of intersection 28 is to be understood in relation to the drawing approximately according to FIG. 3 as the intersection of the marginal edges 18 of the first and second press jaws 7, 8, which results when they are extended outwards.
  • An imaginary straight-line connection of both, the first and the second resulting intersection points 28 in or parallel to the opening surface runs in every pressing position, i.e. in every traversing position of the movable pressing jaw 8, transversely to the longitudinal axis x.
  • the points of intersection 28 move further towards one another in the course of a compression along the longitudinal extent L of the ribs 17 .
  • each supplementary pressing part 29 is formed in a web-like manner. More preferably, each supplementary pressing part extends over the area of a plurality of ribs 17 of both pressing jaws 7 and 8 in an association position with the pressing jaws 7 and 8. More preferably, each supplementary pressing part 29 extends over all ribs 17 of the intermeshing groups of ribs .
  • a supplementary pressing part 29 extends generally perpendicular to a surface of the pressing hole 24 which is perpendicular to the depth direction of the pressing hole 24, respectively.
  • a generally triangular outline contour of the supplementary pressing part 29 can result, as is also preferred, with two surfaces 30 that preferably lie flat against the edges 18 of the ribs 17 when in use
  • the surfaces 30 cover the intersection points 28 when in use.
  • the intersection points 28 are seen from the inside of the pressing opening 24 behind the respective supplementary pressing part 29.
  • the surfaces 30 preferably run in the cross section according to the legs of a triangle, more preferably at an angle of 90 degrees to one another, these including.
  • the surface 31 connecting the surfaces 30 and pointing in the direction of the interior of the pressing opening 24 when in use can, as shown, be formed as a straight line in cross section, resulting in a triangular cross section, more preferably a right-angled triangle, in which the surface 31 is directed essentially in the direction of entry r.
  • the area 31 is also referred to as the supplemented part of the opening contour K or the edge line delimiting the opening area.
  • the surface 31 can also be defined in the cross section by a line selected that deviates from a straight line, for example by a uniform or also uneven curved line or by a combination of different line sections lined up and forming the surface 31 in total. For example, a concave or also convex design of the surface 31 can result.
  • An irregular progression of the edge line defining the surface 31 can also result in the cross section, for example due to an applied or introduced structure 32.
  • a structure 32 is shown, for example, in relation to the second embodiment in FIG.
  • Such a structure 32 can also be provided on only one of the two supplementary pressing parts 29 .
  • the surface 31 can be designed uniformly or non-uniformly over the length of the supplementary pressing part 29, the latter for example in the area of such a structure 32, with in the areas in front of and behind the structure 32 possibly a uniform, for example straight line of the Area 31 can be given.
  • a first support arm 33 extends from one of the surfaces 30 and preferably has a support projection 34.
  • the support projection 34 can project perpendicular to the support arms 33 at one end face and further.
  • a second mounting arm 33 extends from the other of the surfaces 30 and also preferably has a mounting projection 34 at the end, which more preferably runs at right angles thereto.
  • the then given two mounting projections 34 can extend in opposite directions.
  • the supplementary pressing parts 29 are preferably held in a form-fitting manner on the pressing jaws 7, 8, more preferably movable relative to the groups of ribs 17 slit-shaped drive-in opening 20 and engage behind a mounting surface 35, which preferably runs parallel to the edge 18, of the rib 17 adjacent to the drive-in opening 20 (cf. FIG. 11). This results in a corresponding parallel guidance of the supplementary pressed part 29 with constant covering or overlapping of the assigned intersection point 28 between the ribs 17 running into one another.
  • the opposite supplementary pressing parts 29 are continuously moved towards one another or shifted in the same way as the intersection points 28 in the course of the pressing into the interior of the pressing opening 24 along an imaginary line running transversely to the longitudinal axis x, with the alignment of the parts towards the inside of the pressing opening always remaining the same 20 pointing surface 31.
  • the latter is in a preferred rectilinear design, more preferably always aligned parallel to the longitudinal axis x.
  • the supplementary pressed parts 29 slide in the course of the pressing with their leg-like areas or surfaces 30 along the edges 18 of the ribs 17 (compare FIGS. 12 to 14).
  • the supplementary pressed parts 29 can be held in place, for example by means of spring elements 26, further for example in the form of cylinder tension springs.
  • the support arms 33 can be replaced.
  • the supplementary pressing part 29 is always loaded in the direction of the intersection 28, but can in the course of compression by overcoming the spring force along the Edges 18 slide and move transversely to the longitudinal axis x in the direction of the opposite supplementary pressing part 29 .
  • the arrangement of the supplementary pressing part 29 converts the point of intersection 28 into a plurality of contact points 64 (also compare FIG. 15) or into a supplementary part of the edge K in a figurative sense.
  • the length a of the surface 31 in cross section (compare, for example, FIG. 3), ie essentially the length a removed in the direction of the longitudinal axis x between the free ends of the surfaces 30, can, according to the exemplary embodiment shown, approximately correspond to the length b viewed transversely thereto of the chamfered corner area 21, so on, for example, approximately 0.5 to 2 times this length b.
  • the length a of the surface 31 can also be approximately equal to or 0.5 to 2 times the length c of a peripheral edge 18 with the smallest possible pressing opening 24, up to 0.05 to 0.3 times the length c with the largest possible pressing opening 24, as is shown in FIG. 3, for example.
  • the walls 38 of the wire-end ferrules 26 are shown here with a thickness that is sometimes significantly greater than is actually the case as a rule. This is for better visibility.
  • the wall 38 of the compact 25 is deformed in accordance with the opening contour K (compare FIGS. 14 and 15).
  • the resulting pressing contour P on the compact 25 essentially reflects the opening contour K of the pressing opening 24 (also compare the representations in FIGS. 16 to 19).
  • the supplementary pressed parts 29, which always cover the intersection points 28 and thereby the gusset area between the comb-like merging ribs 17 of both press jaws 7 and 8 during the course of the pressing, prevent displacement of wall material of a pressed part 25 between the ribs 17 sliding past one another, as a result of which undesirable burrs can form in a compact 25 in these areas.
  • the points of intersection 28 are located outside the opening contour K.
  • pressing with pressing jaws that have a supplementary pressing part 29 in the sense described, but also independently of this, can be advantageously achieved in particular with generally rectangular and more particularly with generally square opening contours that at edge edges 18 outside of corner areas 21 and also outside of the intersections 28 or possibly outside of the supplementary pressed parts 29 there is a fold-in 65 on the pressed part 25, compare for example FIG. 15. This with a continuous edge 18 in a straight line in this area as well the ribs 17 or the pressing contour K. This fold 65 goes inwards and is essentially V-shaped in cross-section.
  • a height d which denotes the degree of penetration starting from the straight surface of the opening contour inwards, can be one twentieth to one or two tenths of a dimension between two opposing straight areas of the opening contour.
  • Figures 21 to 30 show another embodiment of a pressing tongs 1 and adapted pressing jaws 7 and 8.
  • the design and mode of operation of the mounting head 9 of this embodiment is known from WO 1999/019947 A1 (US Pat. No. 6,532,790 B2).
  • the content of this WO document or US document is hereby also included in its entirety in the disclosure of the present disclosure, also for the purpose of including features of this WO document or US document in claims of the present application.
  • the mounting head 9 of this embodiment is formed essentially in three parts.
  • One part is designed as an angled part 43 enclosing a longitudinal side, with a longitudinal side part 44, a narrow side part 45 extending at right angles thereto, and a partial longitudinal side section 46 running parallel to the longitudinal side part 44, but only extending approximately half the length of the same Angle part 43 in a side view a U-shape, with a longer leg - the longitudinal side part 44 - and a shorter leg - the longitudinal side section 46 -.
  • the second part of the mounting head 9 forming a rectangular guide comprises a longitudinal side part 47, with a width measured transversely to the direction in which the mounting head 9 extends, i.e. transversely to a longitudinal axis x of the pressing tongs 1, which width essentially corresponds to that of the angle part 43.
  • the third part of the mounting head 9 is formed as a second narrow side part 48, with two narrow side parts 48 being provided spaced apart from one another in the exemplary embodiment shown. These are connected to each other via a circular cross-section flange 49 for arranging the mounting head 9 on a neck 50 of the drive unit 2 . In the gap formed between the narrow side parts 48, both the longitudinal side part 47 and the angle part 43 are pivotally mounted.
  • both the narrow side parts 48 and a region of the longitudinal side part 47 and the free end of the longer U-leg of the angle part 43 are each penetrated by a bolt 51 .
  • the longitudinal side part 47 of the mounting head 9 can be brought into overlap with the longitudinal side section 46 of the angle part 43, for which the latter has a thickness which can correspond to approximately half the thickness of the longitudinal side part 47 in the joint area.
  • the latter has an open-edged cutout 52 on the underside associated with the longitudinal side section 46 .
  • the longitudinal side section 46 is provided with an elongated projection 53 on the upper side, the front end region 54 of which facing the narrow side part 45 is undercut (compare FIG. 24).
  • This projection 53 enters a correspondingly shaped and aligned longitudinal slot 55 of the longitudinal side part 47, with this longitudinal slot 55 has an undercut front zone 56 .
  • the angle part 43 is thus held in a form-fitting manner via its projection 53 in the longitudinal slot 55 of the longitudinal side part 47, so that the holding head 9 can only be opened deliberately.
  • the parts rotatably mounted around the bolts 51 can be spring-loaded in the opening direction.
  • a carriage 57 is further preferably arranged, which is preferably rearwardly connected to a drive element of the drive unit part 2, such as a hydraulic piston or a spindle.
  • This carriage 57 serves in particular to support the movable pressing jaw 8 accommodated in the mounting head 9.
  • Pressing jaws 7 and 8 can be interchangeably accommodated in the mounting head 9 designed in this way.
  • two fastening means 58 are provided, each assigned to the narrow sides. As shown, these can be in the form of perpendicular to the longitudinal extension L of the ribs 17 can be formed form-fitting pins that can be displaced against spring force and that interact with retaining tabs 11 of the pressing jaws 7 and 8 .
  • the pressing jaws 7 and 8 have correspondingly laterally aligned ribs 59 for guiding cooperation with the above-described grooves in the mounting head 9 .
  • the ribs 59 can be formed by marginal edges of one or more ribs 17 .
  • the press jaws 7 and 8 of this third embodiment are preferably also directly connected to one another, so that these press jaws are always present as a pair even outside of the holder head 9.
  • the direct connection of the pressing jaws 7 and 8 can preferably not be canceled without tools.
  • An embodiment of a pair of pressing jaws with a direct connection is not tied to the mounting head described in this context. Independently of this, it is also important with regard to a pair of press jaws that is correspondingly designed as such.
  • Each press jaw 7 and 8 can have an elongated hole 60 penetrating the press jaw 7 or 8 over the entire depth viewed perpendicularly to the longitudinal extent L, which elongated hole 60 is also aligned in the direction of the vertical extent H of the ribs 17 .
  • each press jaw 7 and 8 carries a reach-through pin 61 which is aligned in the depth direction of the press jaw 7 or 8 and which, like the slot 60 described above, is arranged outside the press opening 24 .
  • the gripping pin 61 of one press jaw is in the elongated hole 60 caught in the other press jaw. This results in a direct connection of the pressing jaws 7 and 8 to one another, further forming a linear guide in the vertical extension H or in the direction r of the ribs 17.
  • the reach-through pins 61 can be formed by screws, which can be secured at the end by securing means 62, for example in the form of nuts.
  • the slotted linear guide has a stop at each end. These stops can define the maximum retracted position of the press jaws 7 and 8 and/or the maximum extended position of the press jaws 7 and 8.
  • the maximum extended position (basic position) of the pressing jaws 7 and 8 is defined by the gripping pin 61 hitting the relevant end of the elongated hole 60, so that the pressing jaws 7 and 8, starting from a maximum retracted position that may also be defined via the elongated hole 60, do not exceed a maximum travel distance s can also be moved relative to one another without the connection between the pressing jaws 7 and 8 having been previously broken.
  • the greatest travel distance s can be correspondingly defined by the maximum possible displacement path of the reach-through pin 61 in the elongated hole 60 (compare FIGS. 25 and 26).
  • the pressing jaws 7, 8 of this third embodiment can also be provided with supplementary pressing parts 29, as described above.
  • Shown in this context are preferred supplementary pressing parts 29, in which a structure 32 is provided on one or both of the surfaces 31 facing the pressing opening 24 and shaping the opening contour K, for example for carrying out a symbol or character-like embossing on the pressing ling 25 in the course of the pressing, so on, for example a company name, a logo or also information that allows conclusions to be drawn about the person carrying out the pressing and/or the date of the pressing (cf. FIG. 30).
  • the embossing by the structure 32 is part of the pressing contour P on the compact 25.
  • a sensor-detected switch-off can take place, for example via a pressure sensor, or a return valve can be provided which closes automatically if the pressure drops, compare for example EP 944937 B1 or US 6276 186 B1. A next compression can then be carried out immediately starting from this position will.
  • a force sensor can be provided in this respect, which also leads to a shutdown when a certain force is reached when moving back.
  • Pressing jaws which are characterized in that a supplementary pressing part 29 is provided, which forms part of the opening contour K in addition to the ribs 17, that the supplementary pressing part (29 transversely to the edge edges 18 overlapping with several Ribs 17 is arranged to run, and that the intersection 28 outside the opening contour K is.
  • Pressing jaws which are characterized in that the supplementary pressing part 29 is arranged to be movable relative to the ribs 17.
  • Pressing jaws which are characterized in that the supplementary pressing part 29 runs in cross section, at least in its surfaces 30 resting against the ribs 17, corresponding to the legs of a triangle.
  • Pressing jaws which are characterized in that the supplementary pressing part 29 is held in a form-fitting manner on one or both pressing jaws 7, 8.
  • Pressing jaws which are characterized in that the supplementary pressing part 29 has one or more holding arms 33 which extend extending starting from the supplementary pressing part 29 in relation to the opening contour K to the outside of the opening contour K.
  • Press jaws which are characterized in that one or both press jaws 7, 8 have one or more mounting surfaces 35 on which a mounting arm 33 can slide along in the course of pressing.
  • Press jaws characterized in that the support arm 33 has a support projection 34 extending perpendicularly to the support arm 33.
  • Pressing jaws which are characterized in that the holding projection 34 interacts with the holding surface 35.
  • Pressing jaws which are characterized in that the supplementary pressing part 29 is provided on its edge forming part of the opening contour K with a structure 32 serving to convey information.
  • Pressing jaws which are characterized in that a supplementary pressing part 29 is provided, which forms part of the opening contour K in addition to the ribs 17, that the supplementary pressing part 29 runs transversely to the marginal edges 18 in overlap with a plurality of ribs 17 is arranged, and that the intersection 28 outside the opening contour K is.
  • Press jaws which are characterized in that the press jaws 7, 8 are connected directly to one another, so that the press jaws 7, 8 during an opening movement only up to one end of a maximum travel distance s, at which the connection of the press jaws is still given , can be moved relative to each other.
  • Pressing jaws which are characterized in that one of the pressing jaws 7, 8 outside the pressing opening 24 has a penetration pin 61 and the other pressing jaw 8, 7 has a slot 60 and that the penetration pin 61 is caught in the slot 60.
  • a method which is characterized in that, in order to change the pressing contour P of the compact 25, a supplementary pressing part 29 is inserted into the pressing jaw 23, in order to form a part of the opening contour K of the pressing opening 24 formed by the pressing jaws 7, 8, the supplementary pressing part 29 being inserted so that it overlaps with an intersection point 28 of the opening contour K formed by the retracting ribs 17 .
  • a method which is characterized in that before the start of the pressing in the pressing opening 24, a supplementary pressing part 29 is inserted, which extends beyond a depth of the pressing opening 24, crossing at least two ribs 17 of the same pressing jaw 7, 8 and below Coverage of the intersection 28 forms part of the opening contour K and that the supplementary pressing part 29 is moved relative to the ribs 17 during the pressing.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Food-Manufacturing Devices (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Manufacturing Of Electrical Connectors (AREA)
  • Clamps And Clips (AREA)

Abstract

L'invention concerne des mâchoires de presse (7, 8) prévues pour être disposées l'une face à l'autre dans un outil de pressage (1), les mâchoires de presse (7, 8) présentant respectivement des ailettes (17) dont l'extension longitudinale (L) est transversale à une direction d'introduction (r) des mâchoires de presse (7, 8), des espaces d'introduction (20) étant maintenus entre les ailettes (17), les ailettes de l'autre mâchoire de presse (7, 8) pouvant être respectivement introduites dans ces espaces lors d'un pressage, une gorge de pressage (23) définie par les mâchoires de presse présentant en outre une ouverture de pressage (24) dotée d'un contour d'ouverture (K) défini par les bords libres (18) des ailettes (17), les ailettes (17) entrantes formant un point d'intersection (28) du contour d'ouverture (K) qui se déplace dans la direction de l'extension longitudinale (L) lors d'un pressage. Afin d'améliorer les mâchoires de presse de l'état actuel de la technique, l'invention prévoit l'utilisation d'une pièce de presse rapportée (29) qui, de manière complémentaire, forme une partie du contour d'ouverture (K), et qui est disposée de manière à chevaucher plusieurs ailettes (17), en recouvrement du point d'intersection (28). L'invention concerne également un procédé de fabrication d'une pièce pressée (25) ainsi qu'un procédé de pressage faisant appel à des mâchoires de presse (7, 8) présentant des ailettes (17).
EP21759052.0A 2020-08-06 2021-08-06 Mâchoires de presse, procédé de fabrication d'une pièce pressée et procédé de pressage faisant appel à des mâchoires de presse Pending EP4192653A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020120825.1A DE102020120825A1 (de) 2020-08-06 2020-08-06 Pressbacken sowie Verfahren zur Herstellung eines Presslings und Verfahren zum Verpressen mit Pressbacken
PCT/EP2021/072072 WO2022029320A2 (fr) 2020-08-06 2021-08-06 Mâchoires de presse, procédé de fabrication d'une pièce pressée et procédé de pressage faisant appel à des mâchoires de presse

Publications (1)

Publication Number Publication Date
EP4192653A2 true EP4192653A2 (fr) 2023-06-14

Family

ID=77465968

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Application Number Title Priority Date Filing Date
EP21759052.0A Pending EP4192653A2 (fr) 2020-08-06 2021-08-06 Mâchoires de presse, procédé de fabrication d'une pièce pressée et procédé de pressage faisant appel à des mâchoires de presse

Country Status (6)

Country Link
US (1) US20230275382A1 (fr)
EP (1) EP4192653A2 (fr)
KR (1) KR20230047437A (fr)
CN (1) CN116368698A (fr)
DE (1) DE102020120825A1 (fr)
WO (1) WO2022029320A2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018101159A1 (de) * 2017-12-01 2019-06-06 Rennsteig Werkzeuge Gmbh Pressbacken, sowie Presszange mit zwei Zangenbacken
WO2023237576A1 (fr) 2022-06-10 2023-12-14 Gustav Klauke Gmbh Pince et procédé de pression d'un manchon d'extrémité de fil

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2548901A1 (de) * 1975-04-11 1976-10-21 Pressmaster Ag Geraet zur handhabung von im wesentlichen zylindrischen gegenstaenden
US4199972A (en) * 1976-01-08 1980-04-29 Pressmaster A.B. Gripping or pressing appliance
ES2172224T3 (es) 1997-10-15 2002-09-16 Klauke Gmbh Gustav Aparato hidraulico para apretar a presion.
DE19926481B4 (de) 1999-06-10 2013-09-12 Gustav Klauke Gmbh Hydraulisches Arbeitsgerät
MX357359B (es) 2012-07-10 2018-07-05 Klauke Gmbh Gustav Herramienta de prensado.
DE102013100183A1 (de) 2013-01-09 2014-07-10 Gustav Klauke Gmbh Hydraulisch betätigbare Pressvorrichtung, Verfahren zur Durchführung einer Verpressung, Verfahren zur Herstellung einer elektrisch leitfähigen Pressverbindung, elektrisch leitfähig verpresste Presshülse, Verfahren zum Klemmen eines Werkstücks und hydraulische Vorrichtung
EP3179580A1 (fr) 2015-12-11 2017-06-14 Hanlong Industrial Co., Ltd. Pince à sertir
US10615558B2 (en) * 2016-01-13 2020-04-07 Thomas & Betts International Llc Range taking die set
DE102016117313A1 (de) 2016-01-28 2017-08-03 Gustav Klauke Gmbh Verfahren zum Betrieb eines Arbeitsgerätes und Arbeitsgerät

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WO2022029320A3 (fr) 2022-04-07
KR20230047437A (ko) 2023-04-07
WO2022029320A2 (fr) 2022-02-10
US20230275382A1 (en) 2023-08-31
DE102020120825A1 (de) 2022-02-10
CN116368698A (zh) 2023-06-30

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