EP1031399A1 - Device for subdividing workpieces - Google Patents

Device for subdividing workpieces Download PDF

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Publication number
EP1031399A1
EP1031399A1 EP00103292A EP00103292A EP1031399A1 EP 1031399 A1 EP1031399 A1 EP 1031399A1 EP 00103292 A EP00103292 A EP 00103292A EP 00103292 A EP00103292 A EP 00103292A EP 1031399 A1 EP1031399 A1 EP 1031399A1
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EP
European Patent Office
Prior art keywords
handle
particular according
chamber
arm
core part
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP00103292A
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German (de)
French (fr)
Inventor
Edmund Apolinski
David Daniels
Winfried Ebert
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.)
Wolfcraft GmbH
Original Assignee
Wolfcraft GmbH
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Filing date
Publication date
Application filed by Wolfcraft GmbH filed Critical Wolfcraft GmbH
Publication of EP1031399A1 publication Critical patent/EP1031399A1/en
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B17/00—Hand cutting tools, i.e. with the cutting action actuated by muscle power with two jaws which come into abutting contact

Definitions

  • the invention relates to a device for cutting of workpieces in the form of pliers, the one A replaceable pliers arm on the working end section Blade carries that by bringing them together of the two handle sections sprung against each other the gun arms against an anvil of the working end Section of the other gun arm occurs.
  • Such a generic device is from the U.S. Patent 5,673,487 previously known.
  • the known plier-like Device has a blade holder, which Blade is held by a screwable jaw.
  • the Blade can be a slight one in this jaw holder Carry out rotation so that they line up in line can kick the anvil.
  • the blade is interchangeable against a reserve blade that is in a separate reserve blade container is to be kept.
  • the invention has for its object a generic Device handling technology in manufacturing technology easy way to improve.
  • the task is solved initially and essentially by the invention specified in claim 1, wherein is particularly focused on the fact that one of the two Handle sections a closed, but openable Chamber trains to accommodate spare blades.
  • a preferred development of the invention provides that the chamber in a core part of the Coming arm of the pliers sits and from a grip is held in a closed position.
  • the grip shell can be U-shaped and swung out his.
  • the grip shell preferably pivots outwards out so that it is against the hand of the user Core part, i.e. in the direction of the closed position, is held.
  • the pivot axis of the grip shell can in the area of the swivel axis of the two gun arms be stored so that it is ensured that the Chamber during normal, intended use of the tool does not open.
  • the grip shell which extends over the chamber has in particular a length which corresponds to the entire handle section.
  • the chamber can also have a rear access opening, so that the spare blades can be removed more easily can. Overall, the chamber has a depth that the inclusion of a variety of spare blades enables.
  • the two gun arms are preferred by a bent stamped sheet metal part and an injection molded part educated. Storage can also be done with a plastic pin respectively. Form the two tong arms therefore advantageously a core part, which carry a grip shell in the grip section that Can be U-shaped.
  • the core parts and the Handle scales are preferably by positive locking with each other connected.
  • This Locking devices are on the narrow side on the swivel side assigned to the handle section. One from the narrow side protruding locking element can thereby swivel or push against a locking shoulder of the other arm.
  • the locking element is preferably seated on the pincer arm holding the anvil wears so that it is operated by the thumb of the operating hand can be.
  • the tool according to the invention has a pliers arm, which is designed as a sheet metal part, a two cheeks training opening in the position area, in which the other gun arm can be inserted. From the form other pin arm protruding laterally Bearing journals, the openings assigned in the cheek can occur. The one rotatable within these cheeks supported section of the pincer arm carrying the blade forms the locking shoulder so that the Can be locked in a hidden position.
  • the device has two gun arms 1 and 2, the are connected to each other with a swivel 7 and consequently can be pivoted against each other.
  • the both gun arms each have a Z-shape, the bearing is in the area of the Z-web.
  • the two Z-legs each form working sections or handle sections.
  • a working section of the gun arm 2 is as a blade holder 4 trained.
  • the blade holder 4 carries one trapezoidal blade 3 between the blade holder 4 and a screw-on jaw 21 in a known manner is held, for which the blade is supported on a cam, so that it can be pivoted slightly in to be able to kick a line system against an anvil 5 (see US 56 73 487).
  • That of a core part 14 pliers arm made of plastic or metal 2 carries a grip shell 16 on its grip section 10.
  • the handle 16 is under the formation of a pivot axis 19.20 hinged near the pivot 7, so that they can swing outwards and when swinging out a Releases chamber 11 which is associated with the core part 14. In its closed position, the handle 16 is with the core part locked by means of locking lugs 29.
  • the grip shell 16 is with bearing cams 20 in the bearing openings 19 of the core part 14 are stored.
  • the core part has a rib-like shape to save material Structure.
  • the shape of the chamber 11 corresponds approximately to that trapezoidal shape of the reserve blades to be inserted there 12.
  • a rear access opening 18 so that the Chamber 11 is generally tunnel-shaped and around the passage opening 18 is a frame, on which the reserve blades 12 can lie.
  • the Chamber 11 is also an angle wrench 29. He sticks with its long leg in an opening of the Chamber wall, so that its short leg on the broad surface the outermost reserve blade 12 lies and a Prevents the same from falling out.
  • the core blade 14 carrying the reserve blades 12 of the Forceps arm 2 passes through a cheek 26 forming two Opening the other gun arm 1.
  • a cheek 26 forming two Opening the other gun arm 1.
  • journals 23 of the pliers arm 2 which can snap into axle bearing 24 of the gun arm 1.
  • the gun arm 1 carries at its working end portion an anvil 5.
  • the working end section is as Anvil carrier 6 formed in the form of two parallel tongues extending towards each other, between which a fastening section of the anvil 5 can be inserted is.
  • the tongues are extensions of the cheeks 26 of the Sheet metal stamped arm 1.
  • the anvil 5 is made of plastic.
  • the locking device designed as a swivel piece 8 has protrusions on the side, which are stored in the troughs of the core part 13. These storage troughs are overlaid by the grip shell 15.
  • the grip shell 15 forms an opening 25 which the locking device 8 in the stored Pivot position holds, for which the edges of the opening 25th overlap the bearing extensions.
  • the handle portion of the tooth arm 1 is also one U-shaped handle 15 overlap.
  • the grip shell 15 is by means of positive locking means, for example Locking pin with the grip section 9 of the core part 13 of the gun arm 1 connected.
  • the grip shell 15 has one towards the narrow side extending opening in which a locking device 8 is inserted, which also is made of plastic.
  • This locking device 8 can be designed as a slide or as a pivot lever be and has a projection against a locking shoulder 22 of the other core part 2 can occur.
  • the Locking shoulder 22 lies in a hidden position between the two cheeks 26 running parallel to one another.
  • a spring 31 holds the device shown in FIG Open position, this spring 31 when compressed of the two handle sections 9, 10 excited becomes.
  • the spring 31 is designed as a leaf spring and attached in the U-cavity of the core part 13. The free The end of the leaf spring 31 is supported in a recess 30 of the core part 14. In this closed position can the projection of the locking device 8 before the locking shoulder 22 kick.
  • the handle portion 10 forming the chamber 11 the one that is gripped by the fingers of the operator's hand becomes. He has a to increase the grip Trough 28. This is formed by the handle 16. It covers a correspondingly shaped trough 27 of the Core part 14. The handle portion 10 has on his free end of an opening 17.
  • the cutting edge of the blade extends parallel to the Extension direction of the gun arms, i.e. in one Plane perpendicular to the bearing axis of the two Forceps arms 1,2 is penetrated.

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)

Abstract

The pliers have two arms (1,2), one with a replaceable cutter blade (3), the other with an anvil (5). One of the grip parts (9) of the arms has an integral openable chamber (11) for reserve blades. The chamber is located in a core part (14) of the arm, and is kept closed by a grip shell (16) of that arm. The grip shaell is U-shaped and pivoted. The chamber has an offset screwdriver located in front of the blades to stop them from falling out.

Description

Die Erfindung betrifft eine Vorrichtung zum Zerteilen von Werkstücken in Form einer Zange, wobei der eine Zangenarm am arbeitsendseitigen Abschnitt eine auswechselbare Klinge trägt, die durch Aufeinanderzubringen der beiden, gegeneinander abgefederten Griffabschnitte der Zangenarme gegen einen Amboß des arbeitsendseitigen Abschnitts des anderen Zangenarmes tritt.The invention relates to a device for cutting of workpieces in the form of pliers, the one A replaceable pliers arm on the working end section Blade carries that by bringing them together of the two handle sections sprung against each other the gun arms against an anvil of the working end Section of the other gun arm occurs.

Eine derartige gattungsgemäße Vorrichtung ist aus dem US-Patent 56 73 487 vorbekannt. Die vorbekannte zangenartige Vorrichtung besitzt einen Klingenhalter, der die Klinge mittels einer abschraubbaren Backe haltert. Die Klinge kann in dieser Backenhalterung eine geringfügige Drehung vollführen, so daß sie linienförmig in Anlage zum Amboß treten kann. Die Klinge ist auswechselbar gegen eine Reserveklinge, die in einen separaten Reserveklingenbehältnis aufzubewahren ist.Such a generic device is from the U.S. Patent 5,673,487 previously known. The known plier-like Device has a blade holder, which Blade is held by a screwable jaw. The Blade can be a slight one in this jaw holder Carry out rotation so that they line up in line can kick the anvil. The blade is interchangeable against a reserve blade that is in a separate reserve blade container is to be kept.

Der Erfindung liegt die Aufgabe zugrunde, eine gattungsgemäße Vorrichtung handhabungstechnisch in herstellungstechnisch einfacher Weise zu verbessern.The invention has for its object a generic Device handling technology in manufacturing technology easy way to improve.

Gelöst wird die Aufgabe zunächst und im wesentlichen durch die im Anspruch 1 angegebene Erfindung, wobei insbesondere darauf abgestellt ist, daß einer der beiden Griffabschnitte eine verschlossene, aber öffenbare Kammer ausbildet zur Aufnahme von Reserveklingen. In einer bevorzugten Weiterbildung der Erfindung ist vorgesehen, daß die Kammer in einem Kernteil des in Frage kommenden Zangenarmes sitzt und von einer Griffschale in einer Geschlossenstellung gehalten ist. Die Griffschale kann U-förmig ausgebildet sein und ausschwenkbar sein. Vorzugsweise schwenkt die Griffschale nach außen aus, so daß sie von der Hand des Benutzers gegen das Kernteil, also in Richtung der Geschlossenstellung, gehalten wird. Die Schwenkachse der Griffschale kann im Bereich der Schwenkachse der beiden Zangenarme gelagert sein, so daß sichergestellt ist, daß sich die Kammer während des normalen, bestimmungsgemäßen Gebrauchs des Werkzeuges nicht öffnet. Die Griffschale, die die Kammer überfängt, hat insbesondere eine Länge, die dem gesamten Griffabschnitt entspricht. Die Kammer kann auch eine rückwärtige Durchgriffsöffnung besitzen, so daß die Reserveklingen leichter entnommen werden können. Insgesamt besitzt die Kammer eine Tiefe, die die Aufnahme von einer Vielzahl von Reserveklingen ermöglicht. Die beiden Zangenarme werden bevorzugt von einem gebogenen Stanzblechteil und einem Spritzgußteil ausgebildet. Auch die Lagerung kann durch einen Kunststoffzapfen erfolgen. Die beiden Zangenarme bilden deshalb in vorteilhafter Weise ein Kernteil aus, welche im Griffabschnitt jeweils eine Griffschale tragen, die U-förmig ausgestaltet sein kann. Die Kernteile und die Griffschalen sind bevorzugt durch Formschluß miteinander verbunden.The task is solved initially and essentially by the invention specified in claim 1, wherein is particularly focused on the fact that one of the two Handle sections a closed, but openable Chamber trains to accommodate spare blades. In A preferred development of the invention provides that the chamber in a core part of the Coming arm of the pliers sits and from a grip is held in a closed position. The grip shell can be U-shaped and swung out his. The grip shell preferably pivots outwards out so that it is against the hand of the user Core part, i.e. in the direction of the closed position, is held. The pivot axis of the grip shell can in the area of the swivel axis of the two gun arms be stored so that it is ensured that the Chamber during normal, intended use of the tool does not open. The grip shell, which extends over the chamber has in particular a length which corresponds to the entire handle section. The chamber can also have a rear access opening, so that the spare blades can be removed more easily can. Overall, the chamber has a depth that the inclusion of a variety of spare blades enables. The two gun arms are preferred by a bent stamped sheet metal part and an injection molded part educated. Storage can also be done with a plastic pin respectively. Form the two tong arms therefore advantageously a core part, which carry a grip shell in the grip section that Can be U-shaped. The core parts and the Handle scales are preferably by positive locking with each other connected.

Ein weiterer Aspekt der Erfindung betrifft die Verriegelung der beiden Zangenarme in ihrer Geschlossenstellung. Hierzu sollen Rastmittel vorgesehen sein. Diese Rastmittel sind an der Schmalseite schwenkgelenkseitig dem Griffabschnitt zugeordnet. Ein aus der Schmalseite ragendes Verriegelungselement kann sich dabei durch schwenken oder Schieben gegen eine Rastschulter des anderen Zangenarmes legen. Vorzugsweise sitzt das Verriegelungselement an dem Zangenarm, der den Amboß trägt, so daß er vom Daumen der Bedienungshand betätigt werden kann. In einer vorteilhaften Ausgestaltung des erfindungsgemäßen Werkzeuges besitzt der eine Zangenarm, der als Blechteil ausgebildet ist, eine zwei Wangen ausbildende Öffnung im Lagebereich, in welche der andere Zangenarm hineingesteckt werden kann. Aus dem anderen Zangenarm seitlich abragende Stifte bilden Lagerzapfen, die in der Wange zugeordnete Öffnungen eintreten können. Der innerhalb dieser Wangen drehbar gelagerte Abschnitt des die Klinge tragenden Zangenarmes bildet die Rastschulter aus, so daß die Verrastung in einer Verstecktlage erfolgen kann.Another aspect of the invention relates to locking of the two gun arms in their closed position. To this end, locking means should be provided. This Locking devices are on the narrow side on the swivel side assigned to the handle section. One from the narrow side protruding locking element can thereby swivel or push against a locking shoulder of the other arm. The locking element is preferably seated on the pincer arm holding the anvil wears so that it is operated by the thumb of the operating hand can be. In an advantageous embodiment of the tool according to the invention has a pliers arm, which is designed as a sheet metal part, a two cheeks training opening in the position area, in which the other gun arm can be inserted. From the form other pin arm protruding laterally Bearing journals, the openings assigned in the cheek can occur. The one rotatable within these cheeks supported section of the pincer arm carrying the blade forms the locking shoulder so that the Can be locked in a hidden position.

Ein Ausführungsbeispiel der Erfindung wird nachfolgend anhand beigefügter Zeichnungen im Detail erläutert. Es zeigen:

Fig. 1
die Vorrichtung in der Ansicht,
Fig. 2
die Vorrichtung in der Unteransicht,
Fig. 3
die Vorrichtung in der Draufsicht,
Fig. 4
die Vorrichtung in der Rückansicht,
Fig. 5
die Vorrichtung in der Frontansicht,
Fig. 6
die Vorrichtung gemäß Figur 1 in der geöffneten Stellung,
Fig. 7
die Vorrichtung gemäß Figur 6 mit geöffneter Kammer,
Fig. 8
einen Schnitt gemäß der Linie VIII-VIII in Figur. 3 in vergrößerter Darstellung,
Fig. 9
eine Rückansicht der Vorrichtung und
Fig. 10
die relevanten Teile der Vorrichtung als Einzelteile.
An embodiment of the invention is explained in detail below with reference to the accompanying drawings. Show it:
Fig. 1
the device in view
Fig. 2
the device in the bottom view,
Fig. 3
the device in top view,
Fig. 4
the device in the rear view,
Fig. 5
the device in the front view,
Fig. 6
1 in the open position,
Fig. 7
6 the device according to FIG. 6 with the chamber open,
Fig. 8
a section along the line VIII-VIII in Figure. 3 in an enlarged view,
Fig. 9
a rear view of the device and
Fig. 10
the relevant parts of the device as individual parts.

Die Vorrichtung besitzt zwei Zangenarme 1 und 2, die mit einem Drehgelenk 7 miteinander verbunden sind und demzufolge gegeneinander verschwenkt werden können. Die beiden Zangenarme besitzen insgesamt jeweils eine Z-Form, wobei das Lager im Bereich des Z-Steges liegt. Die beiden Z-Schenkel bilden jeweils Arbeitsabschnitte bzw. Griffabschnitte aus.The device has two gun arms 1 and 2, the are connected to each other with a swivel 7 and consequently can be pivoted against each other. The both gun arms each have a Z-shape, the bearing is in the area of the Z-web. The two Z-legs each form working sections or handle sections.

Ein Arbeitsabschnitt des Zangenarmes 2 ist als Klingenhalter 4 ausgebildet. Der Klingenhalter 4 trägt eine trapezförmige Klinge 3, die zwischen dem Klingenhalter 4 und einer aufschraubbaren Backe 21 in bekannter Weise gehalten ist, wozu die Klinge sich an einem Nocken abstützt, so daß sie geringfügig schwenkbar ist, um in eine Linienanlage gegen einen Amboß 5 treten zu können (vergleiche US 56 73 487). Der von einem Kernteil 14 aus Kunststoff oder Metall ausgebildete Zangenarm 2 trägt an seinem Griffabschnitt 10 eine Griffschale 16. Die Griffschale 16 ist unter Ausbildung einer Schwenkachse 19,20 nahe dem Drehgelenk 7 angelenkt, so daß sie nach außen aufschwenken kann und beim Aufschwenken eine Kammer 11 freigibt, die dem Kernteil 14 zugeordnet ist. In ihrer Geschlossenstellung ist die Griffschale 16 mit dem Kernteil mittels Rastnasen 29 verrastet. Die Griffschale 16 ist mit Lagernocken 20 die in Lageröffnungen 19 des Kernteiles 14 liegen, gelagert.A working section of the gun arm 2 is as a blade holder 4 trained. The blade holder 4 carries one trapezoidal blade 3 between the blade holder 4 and a screw-on jaw 21 in a known manner is held, for which the blade is supported on a cam, so that it can be pivoted slightly in to be able to kick a line system against an anvil 5 (see US 56 73 487). That of a core part 14 pliers arm made of plastic or metal 2 carries a grip shell 16 on its grip section 10. The handle 16 is under the formation of a pivot axis 19.20 hinged near the pivot 7, so that they can swing outwards and when swinging out a Releases chamber 11 which is associated with the core part 14. In its closed position, the handle 16 is with the core part locked by means of locking lugs 29. The grip shell 16 is with bearing cams 20 in the bearing openings 19 of the core part 14 are stored.

Zur Materialeinsparung besitzt das Kernteil eine rippenartige Struktur.The core part has a rib-like shape to save material Structure.

Die Kammer 11 entspricht in ihrer Umrißform etwa der trapezförmigen Gestalt der dort einzulegenden Reserveklingen 12. Um die Reserveklingen 12 besser aus der Kammer 11 entnehmen zu können, besitzt die Kammer 11 eine rückwärtige Durchgriffsöffnung 18, so daß die Kammer 11 insgesamt tunnelförmig ausgebildet ist und um die Durchgriffsöffnung 18 ein Rahmen ausgebildet ist, auf welchem die Reserveklingen 12 liegen können. In der Kammer 11 steckt zusätzlich ein Winkelschlüssel 29. Er steckt mit seinem langen Schenkel in einer Öffnung der Kammerwand, so daß sein kurzer Schenkel auf der Breitfläche der äußersten Reserveklinge 12 liegt und ein Herausfallen derselben verhindert.The shape of the chamber 11 corresponds approximately to that trapezoidal shape of the reserve blades to be inserted there 12. To make the reserve blades 12 better out of the To be able to remove chamber 11 has chamber 11 a rear access opening 18 so that the Chamber 11 is generally tunnel-shaped and around the passage opening 18 is a frame, on which the reserve blades 12 can lie. In the Chamber 11 is also an angle wrench 29. He sticks with its long leg in an opening of the Chamber wall, so that its short leg on the broad surface the outermost reserve blade 12 lies and a Prevents the same from falling out.

Das die Reserveklingen 12 tragende Kernteil 14 des Zangenarmes 2 durchgreift eine zwei Wangen 26 ausbildende Öffnung des anderen Zangenarmes 1. In dem zwischen den Wangen 26 liegenden Abschnitt des Kernteiles 14 befinden sich Achszapfen 23 des Zangenarmes 2, welche in Achslager 24 des Zangenarmes 1 einrasten können.The core blade 14 carrying the reserve blades 12 of the Forceps arm 2 passes through a cheek 26 forming two Opening the other gun arm 1. In the between the cheek 26 lying portion of the core part 14 there are journals 23 of the pliers arm 2, which can snap into axle bearing 24 of the gun arm 1.

Der Zangenarm 1 trägt an seinem Arbeitsendabschnitt einen Amboß 5. Hierzu ist der Arbeitsendabschnitt als Amboßträger 6 ausgebildet in Form von zwei sich parallel zueinander erstreckenden Zungen, zwischen welche ein Befestigungsabschnitt des Ambosses 5 einsteckbar ist. Die Zungen sind Fortsätze der Wangen 26 des aus Blech gestanzten Armes 1. Der Amboß 5 besteht aus Kunststoff. Die als Schwenkstück ausgebildete Verriegelungseinrichtung 8 besitzt seitlich ausragende Vorsprünge, die in Lagermulden des Kernteiles 13 gelagert sind. Diese Lagermulden werden von der Griffschale 15 überfangen. Die Griffschale 15 bildet eine Öffnung 25 aus, die die Verriegelungseinrichtung 8 in der gelagerten Schwenkstellung hält, wozu die Ränder der Öffnung 25 die Lagerfortsätze überfangen. The gun arm 1 carries at its working end portion an anvil 5. For this, the working end section is as Anvil carrier 6 formed in the form of two parallel tongues extending towards each other, between which a fastening section of the anvil 5 can be inserted is. The tongues are extensions of the cheeks 26 of the Sheet metal stamped arm 1. The anvil 5 is made of plastic. The locking device designed as a swivel piece 8 has protrusions on the side, which are stored in the troughs of the core part 13. These storage troughs are overlaid by the grip shell 15. The grip shell 15 forms an opening 25 which the locking device 8 in the stored Pivot position holds, for which the edges of the opening 25th overlap the bearing extensions.

Der Griffabschnitt des Zahnarmes 1 wird von einer ebenfalls U-förmigen Griffschale 15 überfangen. Die Griffschale 15 ist mittels Formschlußmittel, beispielsweise Rastzapfen mit dem Griffabschnitt 9 des Kernteiles 13 des Zangenarmes 1 verbunden.The handle portion of the tooth arm 1 is also one U-shaped handle 15 overlap. The grip shell 15 is by means of positive locking means, for example Locking pin with the grip section 9 of the core part 13 of the gun arm 1 connected.

Die Griffschale 15 besitzt eine zur Schmalseite hin sich erstreckende Öffnung, in welcher eine Verriegelungseinrichtung 8 eingesteckt ist, welche ebenfalls aus Kunststoff besteht. Diese Verriegelungseinrichtung 8 kann als Schieber oder als Schwenkhebel gestaltet sein und besitzt einen Vorsprung, der gegen eine Rastschulter 22 des anderen Kernteiles 2 treten kann. Die Rastschulter 22 liegt in einer Verstecktlage zwischen den beiden parallel zueinander verlaufenden Wangen 26.The grip shell 15 has one towards the narrow side extending opening in which a locking device 8 is inserted, which also is made of plastic. This locking device 8 can be designed as a slide or as a pivot lever be and has a projection against a locking shoulder 22 of the other core part 2 can occur. The Locking shoulder 22 lies in a hidden position between the two cheeks 26 running parallel to one another.

Eine Feder 31 hält die Vorrichtung der in Figur 6 dargestellten Offenstellung, wobei diese Feder 31 beim Zusammendrücken der beiden Griffabschnitte 9, 10 gespannt wird. Die Feder 31 ist als Blattfeder ausgebildet und in der U-Höhlung des Kernteiles 13 befestigt. Das freie Ende der Blattfeder 31 stützt sich in einer Ausnehmung 30 des Kernteiles 14 ab. In dieser Geschlossenstellung kann der Vorsprung der Verriegelungseinrichtung 8 vor die Rastschulter 22 treten.A spring 31 holds the device shown in FIG Open position, this spring 31 when compressed of the two handle sections 9, 10 excited becomes. The spring 31 is designed as a leaf spring and attached in the U-cavity of the core part 13. The free The end of the leaf spring 31 is supported in a recess 30 of the core part 14. In this closed position can the projection of the locking device 8 before the locking shoulder 22 kick.

Der die Kammer 11 ausbildende Griffabschnitt 10 ist derjenige, der von den Fingern der Bedienerhand umfaßt wird. Zur Erhöhung der Griffigkeit besitzt er eine Mulde 28. Diese wird von der Griffschale 16 gebildet. Sie überfängt eine entsprechend geformte Mulde 27 des Kernteiles 14. Der Griffabschnitt 10 hat an seinem freien Ende eine Öffnung 17. The handle portion 10 forming the chamber 11 the one that is gripped by the fingers of the operator's hand becomes. He has a to increase the grip Trough 28. This is formed by the handle 16. It covers a correspondingly shaped trough 27 of the Core part 14. The handle portion 10 has on his free end of an opening 17.

Die Schneide der Klinge erstreckt sich parallel zur Erstreckungsrichtung der Zangenarme, also in einer Ebene, die senkrecht von der Lagerachse der beiden Zangenarme 1,2 durchdrungen ist.The cutting edge of the blade extends parallel to the Extension direction of the gun arms, i.e. in one Plane perpendicular to the bearing axis of the two Forceps arms 1,2 is penetrated.

Alle offenbarten Merkmale sind erfindungswesentlich. In die Offenbarung der Anmeldung wird hiermit auch der Offenbarungsinhalt der zugehörigen/beigefügten Prioritätsunterlagen (Abschrift der Voranmeldung) vollinhaltlich mit einbezogen, auch zu dem Zweck, Merkmale dieser Unterlagen in Ansprüche vorliegender Anmeldung mit aufzunehmen.All the features disclosed are essential to the invention. In the disclosure of the application is hereby also the Disclosure content of the associated / attached priority documents (Copy of the pre-registration) in full included, also for the purpose, characteristics of this Documents in claims of the present registration with to record.

Claims (12)

Vorrichtung zum Zerteilen von Werkstücken in Form einer Zange, wobei der eine Zangenarm (2) am arbeitsendseitigen Abschnitt eine wechselbare Klinge (3) trägt, die durch Aufeinanderzubewegen der beiden Griffabschnitte (9,10) der Zangenarme (1,2) gegen einen Amboß (5) des beidendseitigen Abschnitts des anderen Zangenarmes (1) tritt, dadurch gekennzeichnet, daß einer der beiden Griffabschnitte (10) eine verschlossene, aber öffenbare Kammer (11) ausbildet zur Aufnahme von Reserveklingen.Device for cutting workpieces into shape a pair of pliers, one of the pliers arms (2) on the working end Section carries an exchangeable blade (3), by moving the two handle sections together (9,10) of the tong arms (1,2) against an anvil (5) the two-sided section of the other gun arm (1) occurs, characterized in that one of the two Handle sections (10) a closed but openable Chamber (11) forms for receiving reserve blades. Vorrichtung nach Anspruch 1 oder insbesondere danach, dadurch gekennzeichnet, daß die Kammer (11) in einem Kernteil (14) des Zangenarmes (2) sitzt und von einer Griffschale (16) geschlossen gehalten ist.Device according to claim 1 or in particular according thereto, characterized in that the chamber (11) in a core part (14) of the gun arm (2) sits and from a handle (16) is kept closed. Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche oder insbesondere danach, dadurch gekennzeichnet, daß die Griffschale (16) U-förmig ausgebildet ist und ausschwenkbar ist.Device according to one or more of the preceding Claims or in particular according thereto, characterized in that that the handle (16) is U-shaped is and can be swung out. Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche oder insbesondere danach, dadurch gekennzeichnet, daß die Schwenkachse (17) der Griffschale im Bereich des Drehgelenks (7) der Zangenarme (1,2) angeordnet ist.Device according to one or more of the preceding Claims or in particular according thereto, characterized in that that the pivot axis (17) of the grip shell in Area of the swivel joint (7) of the tong arms (1, 2) is arranged is. Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche oder insbesondere danach, dadurch gekennzeichnet, daß die Griffschale (16) im wesentlichen den gesamten Griffabschnitt (10) bildet.Device according to one or more of the preceding Claims or in particular according thereto, characterized in that that the handle (16) essentially the entire handle portion (10) forms. Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche oder insbesondere danach, dadurch gekennzeichnet, daß die Kammer (11) eine rückwärtige Durchgriffsöffnung (18) hat.Device according to one or more of the preceding Claims or in particular according thereto, characterized in that that the chamber (11) has a rear access opening (18) has. Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche oder insbesondere danach, dadurch gekennzeichnet, daß die Kammer (11) einen vor den Reserveklingen (12) liegenden Winkelschlüssel aufnimmt, der die Reserveklingen (12) am Herausfallen hindert.Device according to one or more of the preceding Claims or in particular according thereto, characterized in that that the chamber (11) one in front of the reserve blades (12) lying angle key, which the Reserve blades (12) prevent falling out. Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche oder insbesondere danach, dadurch gekennzeichnet, daß die beiden Zangenarme (1,2) ein Kernteil (13,14) und eine Griffschale (15,16) besitzen.Device according to one or more of the preceding Claims or in particular according thereto, characterized in that that the two tong arms (1,2) are a core part (13,14) and a handle (15,16). Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche oder insbesondere danach, dadurch gekennzeichnet, daß Kernteile (13,14) und Griffschale (15,16) durch Formschlußmittel aneinander gehalten sind.Device according to one or more of the preceding Claims or in particular according thereto, characterized in that that core parts (13, 14) and handle (15, 16) are held together by positive locking means. Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche oder insbesondere danach, dadurch gekennzeichnet, daß die beiden Zangenarme (1,2) in einer Geschlossenstellung durch Rastmittel (8,12) gehalten sind, wobei ein aus einer Schmalseitenöffnung (25) des den Amboß (5) tragenden Zangenarmes (1) ragendes Verriegelungselements (8) insbesondere durch Schwenken gegen eine Rastschulter (12) des anderen Zangenarmes (2) bringbar ist.Device according to one or more of the preceding Claims or in particular according thereto, thereby characterized in that the two tong arms (1,2) in a closed position held by locking means (8, 12) are, one from a narrow side opening (25) of the pincer arm (1) projecting the anvil (5) Locking element (8) in particular by pivoting against a locking shoulder (12) of the other gun arm (2) can be brought. Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche oder insbesondere danach, dadurch gekennzeichnet, daß die Verriegelungsschulter (22) im Bereich eines beidseitig von Wangen (26) umgebenden Lagerbereichs des Zangenarmes (2) angeordnet ist. Device according to one or more of the preceding Claims or in particular according thereto, thereby characterized in that the locking shoulder (22) in Area of a cheek (26) surrounding on both sides Storage area of the gun arm (2) is arranged. Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche oder insbesondere danach, gekennzeichnet durch ein als Schwenkstück ausgebildetes Verriegelungselement (8), welches mit Achsfortsätzen im Kernteil (13) gelagert ist und mittels der Griffschale (15) in der Lagerstelle gefesselt ist.Device according to one or more of the preceding Claims or in particular according thereto by a locking element designed as a swivel piece (8), which has axial processes in the core part (13) is mounted and by means of the handle shell (15) is tied up in the depository.
EP00103292A 1999-02-25 2000-02-18 Device for subdividing workpieces Withdrawn EP1031399A1 (en)

Applications Claiming Priority (2)

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DE19908153A DE19908153A1 (en) 1999-02-25 1999-02-25 Device for cutting workpieces
DE19908153 1999-02-25

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US (1) US6260279B1 (en)
EP (1) EP1031399A1 (en)
DE (1) DE19908153A1 (en)

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Also Published As

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US6260279B1 (en) 2001-07-17
DE19908153A1 (en) 2000-08-31

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