EP1595602B1 - Dispositif d'extrusion - Google Patents

Dispositif d'extrusion Download PDF

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Publication number
EP1595602B1
EP1595602B1 EP05103435A EP05103435A EP1595602B1 EP 1595602 B1 EP1595602 B1 EP 1595602B1 EP 05103435 A EP05103435 A EP 05103435A EP 05103435 A EP05103435 A EP 05103435A EP 1595602 B1 EP1595602 B1 EP 1595602B1
Authority
EP
European Patent Office
Prior art keywords
piston rod
actuator means
hydraulic
feed
switching element
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.)
Expired - Fee Related
Application number
EP05103435A
Other languages
German (de)
English (en)
Other versions
EP1595602A3 (fr
EP1595602A2 (fr
Inventor
Manfred Klein
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.)
Hilti AG
Original Assignee
Hilti AG
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 Hilti AG filed Critical Hilti AG
Publication of EP1595602A2 publication Critical patent/EP1595602A2/fr
Publication of EP1595602A3 publication Critical patent/EP1595602A3/fr
Application granted granted Critical
Publication of EP1595602B1 publication Critical patent/EP1595602B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/01—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with manually mechanically or electrically actuated piston or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/01—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with manually mechanically or electrically actuated piston or the like
    • B05C17/0116—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with manually mechanically or electrically actuated piston or the like characterised by the piston driving means
    • B05C17/012—Stepwise advancing mechanism, e.g. pawl and ratchets
    • B05C17/0123—Lever actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/015—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with pneumatically or hydraulically actuated piston or the like

Definitions

  • the invention relates to a device for pressing of one- or multi-component mass-containing foil bags or cartridges, referred to in the preamble of claim 1.
  • Single-component or multicomponent chemical compositions are used for a wide variety of applications, for example as mortar, adhesive or sealants, in buildings, motor vehicles, aircraft, ships, machines and numerous other devices.
  • the masses are usually made available to the user in foil pouches or cartridges which can be used in a corresponding device for extruding mono- or multicomponent masses and can be dispensed therewith.
  • Suitable devices have, for example, mechanical feed mechanisms for advancing a piston rod.
  • a device for pressing single- or multi-component mass-containing foil bags or cartridges with a housing and a handle which has a piston rod for pressing out the masses, which can be advanced by means of a feed mechanism.
  • the feed mechanism has a feed element and a locking element which are arranged on the piston rod, axially displaceable and pivotable between two end stops in the longitudinal direction of the device.
  • An actuating element is provided on the handle, upon actuation of which a multi-arm lever-shaped power transmission device acts on the feed element and pivots this.
  • the piston rod is advanced according to the existing lever travel in the extrusion direction.
  • the blocking element prevents undesired counter movement of the piston rod against the extrusion direction.
  • the locking element can be pivoted so that the piston rod is retractable into a starting position.
  • US 4,681,524 describes a mechanical device for squeezing viscous masses, in which the actuating element is designed as a two-armed lever, wherein an arm of the lever acts on the actuation element of the lever directly to the feed element.
  • Mechanical devices are characterized in particular by their low susceptibility to interference.
  • the devices are easy to use and versatile.
  • a disadvantage of the known solutions that especially in tough single- or multi-component masses, the operation requires a lot of effort, so that occur during prolonged labor fatigue symptoms in the user.
  • the transmission ratio is limited by the formation of the operating lever. If, for example, very large forces are to be realized with a small feed path with the actuating element, z. B. in the DE 42 31 418 A1 the second lever length should be made very short.
  • the force application point is in such an embodiment close to the axis of rotation of the lever.
  • the arrangement of the handle is predetermined.
  • the weight ratios of the device change. The device is no longer in equilibrium, with an unweighted, for example, top-heavy device also leads to fatigue in the user during long periods of work.
  • the US 3,401,847 also describes a pneumatic device for pressing single- or multi-component masses, in which an inserted into a hollow cylinder piston rod, which has a toothing on one side, in which engages a blade of a hydraulically driven actuator. Again, an external source of compressed air is required.
  • hydraulic devices are known for pressing out single or multi-component mass-containing film bags or cartridges.
  • a fluid - actuated device for expressing one - or multi - component masses in which an extrusion piston is advanced by means of a pressure fluid, wherein the supply of the pressure fluid is controlled by gas supply, which requires a multiplicity of valves.
  • the 42 29 956 A1 shows a hydraulic device for squeezing foil bags, in which an extrusion piston is advanced by means of a hydraulic fluid upon actuation of an actuating element on the handle.
  • the object of the invention is to provide a device for pressing of one- or multi-component mass-containing foil pouches or cartridges, which avoids the disadvantages mentioned above and is easy to use and user-friendly even with a longer work assignment.
  • the power transmission device has a switching element arranged on the handle, which can be actuated via the actuating element, and an actuator means for actuating the at least one feed element.
  • the switching element is communicatively connected to the actuator means via a line.
  • the decoupled power transmission device consisting of the switching element and the actuator means can be arranged in dependence on the available length of the line, the handle with the actuating element at an arbitrary position on the housing. This allows an ergonomically optimal design of the device.
  • the installation of the decoupled power transmission gives the designer the freedom to adapt the necessary movement of the actuator to ergonomic requirements.
  • the actuator is z. B. formed as a lever which performs a pivoting or parallel movement or a combination of these two movements when actuated.
  • a repositionable handle having device can be easily edited in hard to reach places.
  • a guide is advantageously provided, in which the handle is releasably and displaceably fixed.
  • the handle is fixed to the housing by suitable means such as clamping mechanisms, fixing screws or the like.
  • the advancing mechanism can have a feed element arranged on all piston rods or one separate advancing element for each piston rod.
  • the actuator means acts on all feed elements simultaneously or several actuator means are provided.
  • the actuator means also indirectly z. B. acting on an intermediate backdrop on the or the feed elements.
  • the force of an actuator means can be directed to several feed elements on the intermediate backdrop.
  • a separate actuator means is provided for each advancing element or for each piston rod. If a plurality of actuator means are arranged in the device, they are advantageously activated via a common switching element. However, it is also conceivable to provide a plurality of switching elements, optionally for each actuator means a separate switching element on the handle.
  • the switching element and the actuator means are each formed as a hydraulic cylinder, which are communicatively connected to each other via a hydraulic line.
  • the actuating element is designed, for example, as an articulated lever arranged on the handle, which acts on its operation on a plunger of the first, serving as a switching element hydraulic cylinder.
  • a pressure fluid is supplied through the hydraulic line to the second, serving as actuator means hydraulic cylinder, after which the plunger pivots the feed element and the piston rod is advanced in the direction of extrusion.
  • the plunger of the actuator means is pushed back, for example, passively by means of a spring element acting on the advancing element or actively by means of a spring element arranged in the hydraulic cylinder into its starting position.
  • the advantage of this embodiment lies in particular in the low force required to extrude the one- or multi-component mass contained foil pouches or cartridges.
  • the power transmission of the switching element and the actuator means can be selected according to the required power requirement for squeezing the masses.
  • the serving as a switching element hydraulic cylinder can be arranged displaceably on the handle, which can be set to different ratios on the device without the hydraulic power transmission device must be replaced.
  • the switching element is designed as an electrical or electronic button, upon actuation of a pump is activated, which in turn supplies a hydraulic fluid via a hydraulic line to the second hydraulic cylinder.
  • this can also be operated pneumatically.
  • a compressed air source for example, a replaceable pressure cell can be used, whereby no external compressed air source is required.
  • the switching element is a button and the actuator means is a solenoid, which are communicatively connected to one another via an electrical line.
  • a power source for the electrical and / or electronic power transmission device for example, a battery is provided.
  • the actuator means may be designed as an electric motor, which for example advances or retracts a ram acting on the feed element or actuates the feed element directly via a gear arrangement.
  • the line is detachably arranged on the switching element and / or the actuator means.
  • the line is connected, for example via a coupling means, such as a sealing bayonet closure, or via a plug connection releasably connected to the switching element and / or with the actuator means.
  • a coupling means such as a sealing bayonet closure
  • a plug connection releasably connected to the switching element and / or with the actuator means.
  • a further force transmission device for actuating the at least one blocking element for unlocking the piston rod is provided in the device.
  • the further power transmission device is advantageously designed according to the power transmission device for the advance of the piston rod.
  • a device 1 for pressing of one- or multi-component mass-containing foil bags or cartridges which has a hydraulic power transmission device 21.
  • the device 1 has a housing 2 with a receptacle 3, in which the foil bags or cartridges can be inserted, a handle 4, a guided in the housing 2 and a piston rod 5 arranged in the housing 2 feed mechanism 6.
  • the feed mechanism 6 comprises a feed element 8 and a locking element 9, which are arranged on the piston rod 5, axially displaceable and in the longitudinal direction of the device 1 are pivotable.
  • the advancing element 8 is pressurized with a first spring 10 and the blocking element 9 is pressurized with a second spring 11.
  • the handle 4 has an articulated and displaceably mounted actuating lever 13 as an actuating element 12, which is parallel and pivotally movable.
  • the handle 4 is displaceable along a guide 7 and secured by suitable, not shown here means on the housing 2 in a desired position.
  • the hydraulic power transmission device 21 comprises as switching element 22 a first hydraulic cylinder 23 and as actuator means 24, a second hydraulic cylinder 25, which are communicatively connected to each other via a hydraulic line 26.
  • the hydraulic line 26 is fixedly connected to the first hydraulic cylinder 23 and via a coupling means 27 releasably connected to the second hydraulic cylinder 25.
  • the plunger 28 of the first hydraulic cylinder 23 is pushed into the same, whereupon the hydraulic fluid 23 located in the first hydraulic cylinder, such as.
  • As a hydraulic oil is supplied through the hydraulic line 26 to the second hydraulic cylinder 25.
  • the locking element 9 is pivoted against the pressing force of the spring 11 by means of actuation of an unlocking lever 14 such that the piston rod 5 can be withdrawn to a starting position.
  • a second hydraulic power transmission device 41 is provided in addition to the first hydraulic power transmission device 21.
  • the second hydraulic power transmission device 41 has on the handle 34 as a switching element 42, a first hydraulic cylinder 43 and the actuator 44, a second hydraulic cylinder 45, which are communicatively connected to each other via a hydraulic line 46.
  • the hydraulic line 46 is fixedly arranged with the first hydraulic cylinder 43 and via a coupling means 47 detachably connected to the second hydraulic cylinder 45.
  • the actuator means 44 of the second hydraulic power transmission device 41 is activated and the piston rod 35 is unlocked.
  • On the housing 32 holding elements 36 are also provided, on which the hydraulic lines 26 and 46 can be fixed.
  • a device 51 for expressing one- or multi-component mass-containing foil bags or cartridges which has an electrical and / or electronic power transmission device 61.
  • the feed mechanism 56 is substantially the same as the feed mechanism 6 of FIG Fig. 1 or in Fig. 2 described device 1 or 31 is formed.
  • the electrical and / or electronic power transmission device 61 comprises a switch 63 as a switching element 62 and a solenoid 65 as the actuator means 64, which are communicatively connected to one another via an electrical line 66.
  • the electrical lead 66 is detachably connected to the solenoid 65 via a plug connection 67.
  • the handle 54 has an actuation element 57 to a pressure switch 58.
  • an electrical signal is generated by the button 63, which is supplied via the electrical line 66 to the solenoid 65. Its plunger 69 is moved out and pivots against the pressure force of the spring 10, the feed element 8, wherein the piston rod 55 is advanced in the direction of extrusion A.
  • the spring force presses the spring 10, the feed element 8 in its previous position, wherein the plunger 69 of the solenoid 65 is pushed back into its initial position.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Coating Apparatus (AREA)
  • Press Drives And Press Lines (AREA)
  • Formation And Processing Of Food Products (AREA)
  • Reciprocating Pumps (AREA)

Claims (3)

  1. Outil pour faire sortir par pression des masses à un ou plusieurs composants contenues dans des sacs en film ou des cartouches, comportant un boîtier (2 ; 32), au moins une poignée (4 ; 34), au moins une tige de piston (5 ; 35) et au moins un mécanisme d'avance (6), dans lequel le mécanisme d'avance (6) comporte au moins un élément d'avance (8) et un élément de blocage (9) qui sont agencés sur la tige de piston (5 ; 35), peuvent être déplacés axialement et peuvent pivoter dans une direction longitudinale de l'appareil (1 ; 31), dans lequel la poignée (4 ; 34) comporte au moins un élément d'actionnement (12) pour actionner au moins un dispositif de transmission de force (21 ; 41) agissant sur l'élément d'avance (8), dans lequel le dispositif de transmission de force (5 ; 35) comporte un élément de commutation (22 ; 42) agencé sur la poignée (4 ; 34) qui peut être actionné par l'intermédiaire de l'élément d'actionnement (12), et des moyens d'actionnement (24 ; 44) pour actionner le au moins un élément d'avance (8), et l'élément de commutation (22 ; 42) est relié de manière communicante aux moyens d'actionnement (24 ; 44) par l'intermédiaire d'une conduite (26 ; 46), caractérisé en ce que l'élément de commutation (22 ; 42) et les moyens d'actionnement (24 ; 44) sont respectivement formés comme des vérins hydrauliques (23, 25 ; 43, 45) qui sont mutuellement reliés de manière communicante par l'intermédiaire d'une conduite hydraulique (26 ; 46).
  2. Outil selon la revendication 1, caractérisé en ce que la conduite (26 ; 46) est agencée de manière amovible sur l'élément de commutation (22 ; 42) et/ou les moyens d'actionnement (24 ; 44).
  3. Outil selon l'une quelconque des revendications 1 ou 2, caractérisé en ce qu'un autre dispositif de transmission de force (41) est prévu pour actionner le au moins un élément de blocage (9) pour débloquer la tige de piston (35).
EP05103435A 2004-05-10 2005-04-27 Dispositif d'extrusion Expired - Fee Related EP1595602B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004023514 2004-05-10
DE102004023514A DE102004023514B3 (de) 2004-05-10 2004-05-10 Auspressgerät

Publications (3)

Publication Number Publication Date
EP1595602A2 EP1595602A2 (fr) 2005-11-16
EP1595602A3 EP1595602A3 (fr) 2008-06-18
EP1595602B1 true EP1595602B1 (fr) 2012-01-04

Family

ID=34939542

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05103435A Expired - Fee Related EP1595602B1 (fr) 2004-05-10 2005-04-27 Dispositif d'extrusion

Country Status (5)

Country Link
US (1) US7364054B2 (fr)
EP (1) EP1595602B1 (fr)
JP (1) JP4996058B2 (fr)
DE (1) DE102004023514B3 (fr)
ES (1) ES2377127T3 (fr)

Families Citing this family (13)

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US8561854B2 (en) * 2005-08-01 2013-10-22 Rich Products Corporation Dispensing device for viscous materials
US8297481B2 (en) 2005-08-01 2012-10-30 Rich Products Corporation Dispensing device
US8006867B2 (en) * 2006-01-27 2011-08-30 Rafael Adolfo Calvo Caulking gun
US20100006118A1 (en) * 2006-06-13 2010-01-14 Amie Sargent Hair color material dispenser
DE102006035476A1 (de) * 2006-12-04 2008-06-05 Hilti Ag Auspressgerät
DE102009027781B4 (de) * 2009-07-16 2014-09-04 Henkel Ag & Co. Kgaa Ausgabesystem zur Ausgabe von flüssigen oder viskosen Materialien sowie Ausgabevorrichtung und Vorratsbehälter zur Verwendung mit einem Ausgabesystem
SE534359C2 (sv) * 2009-11-25 2011-07-26 Asept Int Ab Anordning för utmatning av flytande eller halvflytande produkter ur en hopklämbar behållare av flexibelt material
DE102010035298B4 (de) 2010-08-20 2022-10-13 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Stützvorrichtung für ein Fahrzeug
ITCT20110005A1 (it) * 2011-04-27 2012-10-28 Lorenzo Bartilotti Apparecchio applicatore elettrico per sostanze chimiche con controllo elettronico di comando e impugnatura regolabile
FR2998200B1 (fr) * 2012-11-21 2014-11-28 Alexis Albin Dispositif de depose de colle
DE102018101809A1 (de) * 2017-07-03 2019-01-03 MKV GmbH Vorrichtung zum Auspressen eines Lebensmittels aus einer Patrone
CN111774260B (zh) * 2020-07-14 2021-09-24 湖南金恒德装饰工程集团有限公司 一种定量且避免氧化的建筑装修用打胶装置
US11772851B2 (en) 2021-06-21 2023-10-03 Medmix Switzerland Ag Liquid applicator

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JPS6168160A (ja) * 1984-09-08 1986-04-08 Semedain Kk 粘着性材料押出装置におけるたれ防止装置
JPS6168161A (ja) * 1984-09-08 1986-04-08 Semedain Kk 粘着性材料押出装置におけるたれ防止装置
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Also Published As

Publication number Publication date
JP4996058B2 (ja) 2012-08-08
ES2377127T3 (es) 2012-03-22
EP1595602A3 (fr) 2008-06-18
EP1595602A2 (fr) 2005-11-16
US7364054B2 (en) 2008-04-29
DE102004023514B3 (de) 2005-12-22
JP2005319466A (ja) 2005-11-17
US20050247738A1 (en) 2005-11-10

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