EP1979110B1 - Hydraulisch angetriebenes verpressgerät sowie verfahren zum verpressen eines fittings - Google Patents

Hydraulisch angetriebenes verpressgerät sowie verfahren zum verpressen eines fittings Download PDF

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Publication number
EP1979110B1
EP1979110B1 EP07704050A EP07704050A EP1979110B1 EP 1979110 B1 EP1979110 B1 EP 1979110B1 EP 07704050 A EP07704050 A EP 07704050A EP 07704050 A EP07704050 A EP 07704050A EP 1979110 B1 EP1979110 B1 EP 1979110B1
Authority
EP
European Patent Office
Prior art keywords
piston
pressing
stop
pressing device
cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP07704050A
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German (de)
English (en)
French (fr)
Other versions
EP1979110A1 (de
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
Priority to PL07704050T priority Critical patent/PL1979110T3/pl
Publication of EP1979110A1 publication Critical patent/EP1979110A1/de
Application granted granted Critical
Publication of EP1979110B1 publication Critical patent/EP1979110B1/de
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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
    • B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
    • 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
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/04—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods
    • B21D39/048—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods using presses for radially crimping tubular elements
    • 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
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/04—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods
    • 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
    • B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
    • B25B27/10—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting fittings into hoses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49908—Joining by deforming
    • Y10T29/49909—Securing cup or tube between axially extending concentric annuli
    • Y10T29/49913—Securing cup or tube between axially extending concentric annuli by constricting outer annulus
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49945—Assembling or joining by driven force fit

Definitions

  • the invention relates firstly to a hydraulically driven pressing device having a piston and a cylinder for acting on compression jaws, wherein in any case the piston shaft is connected to action means, according to the preamble of claim 1 and a method for pressing a fitting according to the preamble of claim 9.
  • Grouting of the type in question are known.
  • a pressing device which acts via pincer-like jaws on a grouting chain with several chain links.
  • the piston of the pressing device for acting on the compression jaws is hydraulically displaced into the pressing position.
  • the return stroke takes place by means of a tensioned in the course of the forward stroke spring.
  • tool-side action means which are in any case connected to the piston shaft of the hydraulically displaceable piston.
  • the invention is concerned with the task of further developing a pressing device of the specified type so that different press forces required compressions can be performed in an advantageous action on the hydraulic piston with the same device.
  • the adjustable stop is moved to a position from which the piston covers a relatively small axial travel for compression.
  • the stop is brought into a position corresponding to which the piston travels a longer way to final compression.
  • pressing with different pressing energies can be achieved with one and the same pressing device, wherein in general, ultimately, in conventional pressing devices, the pressing jaw sections cooperating with the action means also result in different pressing forces. But it can also be achieved in spite of different Verpress energien a same final force in the maximum Verpressgna. Increased injection energy is required, for example, when pressing fittings with large nominal widths.
  • the proposed solution can continue to be used with the pressing device usual standard compression jaws.
  • a standard press jaw holder is provided on the pressing device.
  • the fork legs of the device neck on the mutually facing surfaces which basically consist of parallel planes, have a central longitudinal groove running in the direction of travel of the piston.
  • the longitudinal groove preferably also has parallel surfaces (groove bottoms).
  • the width of the groove bottom is preferably 36.2 to 36.4 mm.
  • the distance of the groove bases, ie in the direction perpendicular to the surfaces forming the groove bases, is preferably 33.1 to 33.3 mm.
  • the pressing jaws can be secured by a bolt passing through the device necks transversely to the direction of travel of the piston.
  • the pressing jaws on tabs with holes.
  • the diameter of the holes in the tabs or in the device necks is 14 to 14.1 mm, with a bolt diameter of 13.5 to 13.95 mm.
  • the adjustment of the stop can be done mechanically, such as hydraulically or electrically assisted.
  • Preferred is an embodiment in which the stop is adjustable by hand, this more preferably under solution a rest or the like from a displacement, in particular sliding shift.
  • the adjustable stop is provided with two stop positions which can be locked in particular. It is quite possible, the stop also with multiple positions, that is to provide the two end positions and other intermediate positions, so as to expand the range of possible piston strokes and according to the Verpress energien.
  • the stop is adjustable by means of a handle provided radially outside of the cylinder. The handle is accordingly provided in the so-called dry area of the hydraulic system, that is to say radially outside the cylinder enclosing the hydraulically operated piston.
  • the handle is preferably arranged in a handling-technically favorable position on the pressing device, more preferably in a local bypass to the pressing jaws.
  • the handle is preferably designed as a sleeve displaceable relative to the cylinder, so more preferably as a sleeve comprising the cylinder, which can be enclosed by the user if necessary.
  • This sleeve-shaped handle is provided for example with a detent button, to cancel the locking positions locking locking or the like.
  • markings or the like so on, for example, colored markers can be provided, which clarified the different stop positions.
  • the stop provided outside the cylinder, further in the so-called dry area beyond the hydraulic loading of the piston.
  • the stop preferably interacts with a section of the piston shaft connecting the piston with the action means.
  • the piston cooperating with the stop does not necessarily have to be the piston of the hydraulic cylinder-piston combination. Rather, an arrangement is conceivable in which the pressing device has a replacement head with a separate piston stem and return spring. Accordingly, in such an embodiment, the stop together with the handle part of the interchangeable device head, which is adjustable according to different required Verpress energien according to this embodiment.
  • the impact means connected to the piston shaft are rollers which act on facing cam tracks of the pressing lever or Verpressbacken to cause over the piston stroke spreading of the cam tracks having Verpressbackenenden, which at the other end of the Verpressbacken closing the molding mouth formed there result.
  • the stop cooperates with these rollers. The latter drive accordingly in the course of the piston return after pressing against the stop, from which position out of the next grouting process can be performed.
  • the pressing device is equipped with at least two pairs of different compression jaws, which differ in the length of a cooperation region - the curved path - with the action means, with a longer range of cooperation associated with a lower slope angle of the action means associated surfaces of the cooperation areas. Accordingly, the pressing device is to be equipped with pairs of compression jaws, which differ in the same Pressmaulgeometrie particular by the length of cooperating with the action means or rollers cheek presses, this adapted to the adjustable stroke via the adjustable piston stroke.
  • the preferred stop-limited minimum piston stroke is, for example, 40 mm.
  • the maximum piston stroke preferably corresponds to 1.5 to 3 times the minimum stroke, eg. 80 to 100 mm.
  • injection energies of 1000 to 4000 joules can be achieved, such as, for example, 1280 joules for a short-stroke compression and 3040 joules for a long-stroke compression (theoretical values before losses).
  • the invention further relates to a method for pressing a fitting with a pipe by means of a Verpresskette and, having a piston and a cylinder having hydraulic Verpress réelle, wherein the Verpresskette has more than two chain links and the pressing is carried out with a certain injection energy, according to the subject matter of claim 9.
  • a Verpresskette is from the DE 10257613 A1 known. This is operated for example by means of a pressing device, for example according to the DE 19944229 A1 ,
  • the pressing is carried out with a pressing device, the pressing energy applied in the course of a compression by changing an outside of the cylinder provided fixed stop, against which the piston aneutic to limit the piston movement, changeable and is set for a certain compression so that the compression is carried out in the course of a continuous piston movement.
  • the same pressing device can be used both for pressing fittings with low pressing energy and for pressing fittings with higher injection energy.
  • different piston strokes available, which are completely traversed by the piston after a single operation of the device (in a "shot").
  • the adjustable fixed stop learns the return of the piston, in particular after pressing, but possibly also by user-side engagement a limit, so that a subsequent pressing operation of this limited piston stop position takes place. If low compression forces are required, the adjustable stop is moved to a position from which the piston covers a relatively small axial travel for compression. At high required Verpressenergien the stop is brought into a position corresponding to which the piston travels a longer way to final compression.
  • the piston thrust force is preferably the same size. This can quite generally result in different compression forces in the press jaw. Increased injection energy is required, for example, when pressing fittings with large nominal widths.
  • FIG. 1 Shown and described is first with reference to FIG. 1 a first embodiment of an electric motor operated, hydraulic pressing device 1.
  • a tool is from the DE 19944229 A1 known.
  • the content of this patent application is hereby incorporated in full in the disclosure Also included for the purpose of incorporating features of this patent application in claims of the present invention.
  • an electric motor is arranged.
  • the drive of this electric motor via a, integrated in a handle 2 accumulator.
  • oil is pumped from a reservoir into a cylinder 4, whereby a piston 5 is moved in the direction of its working end position.
  • a replaceable device head 7 is arranged in the illustrated embodiment.
  • This device head 7 shown in the illustrations serves to receive pressing jaws 8 to be acted upon.
  • the substantially cup-shaped hydraulic cylinder 4 is the device head 7 facing open formed and serves on the one hand inside the leadership of the piston 5 and the other outside to connect the Verpressers 1 with the device head 7, to which the hydraulic cylinder 4 externally has an external thread 9.
  • the piston 5 is cup-shaped, with a coaxially aligned pot wall 10, which is supported on the inner wall of the hydraulic cylinder 4 on the outside wall.
  • the cup wall 10 comprises a seated on the piston 5 piston skirt 11 at a radial distance, which piston shaft 11 at the other end carrier is the interaction with the Verpressbacken serving action means 12. These are formed as rollers 13.
  • rollers 13 There are two such rollers 13 provided on a shaft-end side support 14.
  • the rollers 13 are rotatably supported on the carrier 14, wherein the arrangement is further selected so that the rollers 13 are arranged in juxtaposition on both sides of a piston shaft longitudinal axis x.
  • the device head 7 is fixedly connected to the pressing device 1 by means of a cylinder section 15, which is provided with an internal thread 16 for cooperation with the external thread 9.
  • the cylinder portion 15 radially outwardly forms a stop wall 17, which is penetrated by the piston skirt 11.
  • the stop wall 17 serves to support the one end of the piston shaft 11 comprehensive cylinder compression spring 18, the other end, comprises of the pot wall 10, via a piston shaft-side centering projection 19 acts on the piston 5.
  • the centering projection 19 is seated in a facing recess of the piston 5 a.
  • the action means 12 act on compression jaws 8, which serve to press a fitting by means of a Verpresskette. It comes in this regard in particular a compression chain used, as they are known from DE 10257613 A1 is known.
  • a compression chain used as they are known from DE 10257613 A1 is known.
  • the content of this patent application is hereby also incorporated in full in the disclosure of the present invention, also for the purpose of including features of this patent application in claims of the present invention.
  • the injection chain 20 has a total of four pressing members 21, which are involved in cooperation in the pressing process.
  • the compression jaws 8 are replaceably mounted on the device head 7.
  • the latter has a device neck 24.
  • This is fork-shaped, with a transverse to the neck extension the fork legs passing through bolt receptacle in which a locking bolt 25 is supported.
  • the locking pin 25 passes through the device side of the fork legs of the device neck 24 and on the tool side correspondingly positioned fixing openings 26, which are formed in fastening straps 27.
  • the fastening tabs 27 dive into the fork region of the device neck 24 with their sections having the fastening openings 26.
  • the fastening tabs 27 are T-shaped in plan, wherein the central T-leg has the above-described fixing opening 26 and the transverse thereto aligned T-webs each receiving holes 28 have.
  • the compression jaws 8 are pivotally supported, including on both sides in the receiving holes 28 of the attachment tabs 27-mounted pivot pin 29 enforce the compression jaws 8.
  • the pivot axes extend on both sides perpendicular to the piston shaft longitudinal axis x.
  • the compression jaws are designed according to a standard.
  • the fork arms 24 'and 24 "of the equipment neck 24 have two mutually parallel planes E and E', which in turn symmetrically (as well as the planes E and E 'itself) to a transverse axis yy (see. Fig. 6 ) in cross-section recessed longitudinal grooves 46, 46 ', with groove bottoms, which in turn have substantially mutually parallel opposing surfaces.
  • the transverse spacing of the groove bases t is in this case preferably 33.1 to 33.3 mm for the selected standard design.
  • the width b of the grooves 46, 46 ' is preferably 36.2 to 36.4 mm.
  • the compression jaws are secured in the receptacle by means of one of the fork legs 24 'and 24 "passing through bolt 25, which also the fixing openings 26 in the fastening tabs 27 (see also Fig. 12 ) interspersed.
  • the bolt has this in the selected standard training a diameter of 13.5 to 13.95 mm, while said holes have a diameter of 14 to 14.1 mm.
  • the compression jaws 8 are formed in a lever-like manner and aligned like a pliers because of the articulation described above on the attachment tabs 27, wherein a lever portion of each compression jaw 8 forms a control lever 30 and the extension of this control lever 30 over the region of the fastening tabs 27 projecting portion a pliers jaw-like Einwirkabites 31. These are provided with adapted receptacles for the force introduction elements 23 of the injection chain 20, so for example with these bolts receiving holes or open-edged recesses.
  • the control lever 30 extending from the mounting tabs 27 in the direction of the device-side action means 12 and form this facing, that is on the narrow sides facing each other curved Control surfaces 32, along which run the roller-shaped engagement means 12 in the course of a Kolbenvorverlagerung.
  • the action means 12 or rollers 13 passing against the control surfaces 32 of the compression jaws 8 bring about a pivoting of the control lever sections 30 of the compression jaws 8 caused by the selected angle of rise of the control surfaces, and consequently the end-side action sections 31 of the compression jaws 8 are moved toward each other via the pivot axes.
  • this causes the Verpresskette 20 to close, and consequently a compression of a fitting by means of the pressing members 21.
  • the opening of the outlet valve is carried out automatically when a maximum pressure on the fitting is exceeded, after which the piston 5 is initially driven back automatically by pressure spring.
  • the exhaust valve closes automatically as soon as the pressure on the oil caused by the returning piston 5 drops due to piston stop.
  • the piston 5 moves on renewed activation over a predefined distance until reaching or exceeding the maximum pressure.
  • a constant piston thrust of preferably 32 kN can be varied by changing this distance, the applied pressing energy.
  • the piston rest position defining stop is adjustable, according to which the distance is adjustable to the desired injection energy changeable.
  • an adjustable stop 33 is provided outside the hydraulic range, that is, on the dry side of the piston 5, specifically in the illustrated embodiment in the region of the removable device head 7, an adjustable stop 33 is provided. This is the inner wall of a cylinder portion 15 of the removable device head 7 comprehensive sleeve 34 is formed.
  • This sleeve 34 is slidably mounted in axis extension of the piston shaft 11 on the cylinder portion 15, wherein the axial displacement of the sleeve 34 is stop-limited in both directions, which define both stop-limited end positions at the same time the two positions for the adjustable stop 33.
  • the simultaneously formed as a handle 35 sleeve 34 has a, preferably thumb-actuable push button 36. This is acted on the underside by a compression spring 37 radially outward.
  • the push button 36 is accommodated in an inner wall of the sleeve 34 arranged on this stop housing 38, on the receiving bottom for the push button 36, the compression spring 37 is supported.
  • the acting in the stopper housing 38 effective portion of the push button 36 has a radially enlarged collar 39. This acts on in a plane transverse to the extension of the longitudinal axis on both sides of the push button 36 arranged locking balls 40, which pushed over the collar 39 to the outside in correspondingly positioned detent ball recordings 41 of the device head side cylinder portion 15 occur.
  • This latching engagement forms the aforementioned, definable end stop for the sleeve 34th
  • two positions of the sleeve 34 can be locked in place, so on the one hand viewed in the axial direction of the rear position shown in the figures in the FIGS. 2 to 5 and a front position as shown in FIGS. 10 and 11.
  • FIGS. 7 to 9 show a non-latching intermediate position of the sleeve 34th
  • the pointing in the direction of the action means 12 end face 42 of the stop housing 38 forms the adjustable stop 33 from.
  • the piston 5 occurs in a conventional manner in the piston rest position against the bottom of the piston 5 receiving hydraulic cylinder 4 stop limiting at. From this position in accordance with FIGS. 2 to 6 out the piston 5 moves over its maximum travel while applying a maximum injection energy of about 2500 to 3200 joules. According to the rear stop position of the piston 5 and the cooperating via the piston shaft 11 with the piston 5 acting means 12 are held in a rear position.
  • compression jaws 8 are to be used in such a configuration and are adapted to the variably adjustable distance dimension between the press jaw fixing in the area of the device-side locking bolt and the action means 12 with respect to the length of the control lever 30 via the adjustable stop 33.
  • compression jaws are as shown in FIG FIG. 12 provided, which opposite the compression jaws 8 'in FIG. 13 have extended control lever 30 with correspondingly longer control surfaces 32.
  • the piston rest position is advanced in the direction of the piston advance movement, according to which the piston stroke a 'is shortened in the course of a compression process.
  • the adjustable stop 33 is advanced via the sleeve 34 after previous release of the detent via the push button 36 in the piston advancing direction. This until the corresponding end position in which the intended rest engages again.
  • This sleeve advancement for adjusting the stop 33 in the short-stroke position is preferably carried out in the course of a previously performed Verpressvorganges or in the course of a corresponding piston forward displacement to thereby provide a corresponding flow of the action means 12 before the stop 33 to be adjusted.
  • Such an intermediate position is for example in FIG. 9 shown, although here without connection of the device head 7 to the pressing device 1.
  • the intermediate position shown is only below Influencing the piston shaft reachable via the piston-cylinder hydraulic system.
  • one of the action means 12 or one of the rollers 13 occurs in the piston return movement after exceeding a maximum pressure or optionally controlled by the user against the end face 42 of the stop housing 38, according to which via the carrier 14 and the piston shaft 11th a standstill is achieved against the action of the force acting on the centering projection 19 of the piston skirt 11 force of the compression spring 18.
  • a standstill the pressure in the hydraulic chamber of the hydraulic cylinder in front of the piston 5 drops, resulting in a closing of the exhaust valve.
  • the piston stroke corresponds approximately to half the piston stroke in the long-stroke position, for example 40 mm at a long stroke of about 80 mm.
  • Such an arrangement with an adjustable stop 33 for varying the piston stroke at other Verpressvor arrangementsn than the Verpresskette shown can be used 20, for example, in Verpressbacken 8 "as shown in FIG FIG. 17 , the other end of the control lever 30 form a press jaw 43, optionally for receiving replaceable press inserts.
  • FIG. 19 which is equipped as a one-hand-operated device, with a one-hand to comprehensive handle portion 45, in which an electric motor for hydraulic pressurization is provided.
  • FIG. 16 shows a representation in which the different jaws are drawn to illustrate the control lever side differences in superimposition, wherein the shorter control lever 30 having pressing jaws 8 'are shown in dash-dotted line style.
  • compression jaws 8 for acting by the long-stroke position starting action means 12 are each provided with a control surface exposure length 1, which are adapted to the extended piston stroke.
  • the corresponding length 1 'of the injection molding jaws 8' designed for shorter piston stroke application corresponds to approximately half of the dimension 1 of the longer compression jaws 8.
  • both Verpressbackencrue 8 and 8 'Ein Waldsabites possess the same design, correspondingly have the same opening angle ⁇ in the rest position.
  • control surfaces 32 of the control lever 30 are different in terms of their angle of attack in cooperation with the action means 12.
  • control surfaces 32 of the elongated compression jaws 8 are convexly curved in plan, with a starting from the free end of each control lever 30 in the course of the further course of the control surface 32 decreasing radius.
  • This angle of attack is set steeper over the entire action path in the case of the shorter-shaped compression jaws 8 'in comparison to the longer compression jaws 8-with the exception of the contact surfaces formed in the region of the free ends of the control levers 30.
  • the control surfaces 32 or, with the exception of the end-side approach surfaces their control edges run almost parallel, optionally with a tendency to have a wedge-shaped inlet in the direction of the action sections 31.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)
  • Manufacturing Of Electrical Connectors (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Automatic Assembly (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
EP07704050A 2006-01-23 2007-01-22 Hydraulisch angetriebenes verpressgerät sowie verfahren zum verpressen eines fittings Active EP1979110B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL07704050T PL1979110T3 (pl) 2006-01-23 2007-01-22 Hydraulicznie napędzane urządzenie zaciskające oraz sposób zaciskania

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006003044.3A DE102006003044B4 (de) 2006-01-23 2006-01-23 Hydraulisch angetriebenes Verpressgerät sowie Verfahren zum Verpressen eines Fittings
PCT/EP2007/050582 WO2007082951A1 (de) 2006-01-23 2007-01-22 Hydraulisch angetriebenes verpressgerät sowie verfahren zum verpressen eines fittings

Publications (2)

Publication Number Publication Date
EP1979110A1 EP1979110A1 (de) 2008-10-15
EP1979110B1 true EP1979110B1 (de) 2012-03-07

Family

ID=37969788

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07704050A Active EP1979110B1 (de) 2006-01-23 2007-01-22 Hydraulisch angetriebenes verpressgerät sowie verfahren zum verpressen eines fittings

Country Status (12)

Country Link
US (3) US8245561B2 (ko)
EP (1) EP1979110B1 (ko)
JP (1) JP5066102B2 (ko)
KR (1) KR101490672B1 (ko)
CN (1) CN101370604B (ko)
AT (1) ATE548137T1 (ko)
CA (2) CA2832765C (ko)
DE (1) DE102006003044B4 (ko)
ES (1) ES2383828T3 (ko)
PL (1) PL1979110T3 (ko)
RU (1) RU2421293C2 (ko)
WO (1) WO2007082951A1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022134975B3 (de) 2022-12-29 2024-05-23 Novopress Gmbh Pressen Und Presswerkzeuge & Co. Kommanditgesellschaft Antriebseinheit für ein Pressgerät

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006003044B4 (de) 2006-01-23 2015-10-08 Gustav Klauke Gmbh Hydraulisch angetriebenes Verpressgerät sowie Verfahren zum Verpressen eines Fittings
DE202008002200U1 (de) 2008-02-15 2009-03-26 Novopress Gmbh Pressen Und Presswerkzeuge & Co. Kg Handgeführtes Pressgerät
DE202008006831U1 (de) 2008-05-20 2009-06-25 Novopress Gmbh Pressen Und Presswerkzeuge & Co. Kg Handführbares Pressgerät
DE102008027812A1 (de) 2008-06-11 2010-01-14 Novopress Gmbh Pressen Und Presswerkzeuge & Co. Kg Verfahren zur Verbindung von zwei Werkstücken sowie Pressfitting hierfür
FI20105730A (fi) * 2010-06-23 2011-12-24 Autoprod Oy Menetelmä c-puristimen rungon valmistamiseksi, c-puristimen runko ja c-puristin
DE202011103530U1 (de) 2011-07-21 2012-10-22 Novopress Gmbh Pressen Und Presswerkzeuge & Co. Kg Handgeführtes Presswerkzeug
DE202011109251U1 (de) * 2011-12-17 2013-03-18 Novopress Gmbh Pressen Und Presswerkzeuge & Co. Kg Elektrohydraulisches Pressgerät
AU2013289255B2 (en) 2012-07-10 2017-08-10 Gustav Klauke Gmbh Pressing tool
CN102805676B (zh) * 2012-08-14 2015-06-17 杭州启明医疗器械有限公司 人造瓣膜置换装置的压缩装置
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
DE102014100348A1 (de) 2013-07-09 2015-01-15 Gustav Klauke Gmbh Presswerkzeug
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US20120073112A1 (en) 2012-03-29
CA2633777C (en) 2014-09-02
RU2008134474A (ru) 2010-02-27
ATE548137T1 (de) 2012-03-15
ES2383828T3 (es) 2012-06-26
KR101490672B1 (ko) 2015-02-06
PL1979110T3 (pl) 2012-06-29
JP2009523621A (ja) 2009-06-25
KR20080089660A (ko) 2008-10-07
WO2007082951A1 (de) 2007-07-26
DE102006003044A1 (de) 2007-07-26
CA2633777A1 (en) 2007-07-26
US20140123724A1 (en) 2014-05-08
JP5066102B2 (ja) 2012-11-07
US8245561B2 (en) 2012-08-21
RU2421293C2 (ru) 2011-06-20
EP1979110A1 (de) 2008-10-15
DE102006003044B4 (de) 2015-10-08
CN101370604A (zh) 2009-02-18
CA2832765C (en) 2014-09-09
US20100275672A1 (en) 2010-11-04
CN101370604B (zh) 2013-06-12
CA2832765A1 (en) 2007-07-26
US8656574B2 (en) 2014-02-25

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