EP0736333B1 - Dispositif manuel d'extrusion de produit pâteux - Google Patents

Dispositif manuel d'extrusion de produit pâteux Download PDF

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Publication number
EP0736333B1
EP0736333B1 EP96810210A EP96810210A EP0736333B1 EP 0736333 B1 EP0736333 B1 EP 0736333B1 EP 96810210 A EP96810210 A EP 96810210A EP 96810210 A EP96810210 A EP 96810210A EP 0736333 B1 EP0736333 B1 EP 0736333B1
Authority
EP
European Patent Office
Prior art keywords
axis
lever
transport lever
roller
adjusting
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 - Lifetime
Application number
EP96810210A
Other languages
German (de)
English (en)
Other versions
EP0736333A3 (fr
EP0736333A2 (fr
Inventor
Gebhard Gantner
Heinrich Steiner
Walter Winkler
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 EP0736333A2 publication Critical patent/EP0736333A2/fr
Publication of EP0736333A3 publication Critical patent/EP0736333A3/de
Application granted granted Critical
Publication of EP0736333B1 publication Critical patent/EP0736333B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • B05C17/013—Lever actuated comprising a freely rotating element, e.g. a roller, between the lever and a piston rod driving means, e.g. a pawl

Definitions

  • the invention relates to a manual pressing device for pasty masses, according to the preamble of independent claims 1 and 6.
  • the Squeezing devices have a receiving device for the pasty mass containing container.
  • the container can for example be a cartridge with axial sliding floor, which is in a correspondingly shaped receiving device is inserted.
  • the pasty mass can also be used as a sausage-like container in one Tubular bags are available, which are to be pressed into a tubular Receiving cylinder is introduced.
  • the devices are equipped with a squeeze-out piston on a container Piston rod sits, which is axially displaceable relative to the receiving device. At the axial displacement of the piston rod, the piston is against the displaceable Bottom of the cartridge or against the rear end area of the sausage-like Container pressed in the receiving cylinder and the pasty mass through a Application port administered at the opposite end.
  • the piston rod is axially displaced, for example, by means of a driver, which of a pivotally mounted in the handle part of the dispenser Transport lever is operated.
  • the one exerted by the user on the transport lever Pressure is applied via the lever area above the swivel axis Transfer the transport lever to the driver.
  • the driver becomes by the pressure tilted relative to the vertical.
  • the driver canting at the by a Bore guided piston rod and takes this with the forward movement.
  • the carrier At the End of a stroke or when the pressure on the transport lever is terminated the carrier extends vertically again, which means that it can move freely along the Piston rod can slide. With the help of one when pushing the driver tensioned spring it is moved back to its original position.
  • a hand squeezer described in FR-A-1,413,047 has an angle lever on, which is permanently connected to the driver for the piston rod. Of the The angle lever is articulated on the transport lever via a height-adjustable joint.
  • the height of the joint is adjusted from the top of the handle housing protruding set screw that can be operated from the outside. The degree of height adjustment of the joint is not immediately apparent to the user; he can at most at the Adjusting screw protruding more or less from the top of the handle housing can be estimated. So that the protruding screw the pivotability of the Transport lever is not hindered, the top of the handle must be one have a long open gap. Through this gap there is a risk that the im Transport mechanism arranged inside the handle part is dirty.
  • the mark is, however, attached to the back of the transport lever and is located with the transport lever relaxed, invisible to the user, inside the Handle housing.
  • a reading of the display through the gap at the top of the Handle housing is only possible when the transport lever is pulled back as far as possible.
  • the use of the driver leads to friction losses during operation, which the in turn increase the required squeezing forces.
  • the object of the present invention is therefore a manual squeezing device to improve in that the effort when squeezing pasty Masses can be kept low.
  • a manual dispenser is to be created cause premature fatigue of the hand / arm system can be avoided.
  • the squeezer should make it possible for one Volume of the paste-like mass squeezed out in a given stroke Control frame.
  • the adjustability should be easy to use and that Provide users with immediate visual control. Contamination of the Transport mechanism of the dispenser should be avoided.
  • the regulation of the stroke of the dispenser and the adjustment of the required Squeezing force to the viscosity of the mass to be squeezed is done by a Adjustment of the distance of the axis of rotation of the interacting with the driver Roll or roller from the pivot axis of the transport lever.
  • the necessary ones Adjustment means comprise a lever or an adjusting wheel and a display device, which indicate the distance adjustment.
  • the lever or the adjusting wheel and the Display device are arranged laterally on the outside of the handle, they are from the outside easily accessible, and the adjustability of the distance between the axis of rotation and the Swivel axis is easier for the user.
  • the one arranged on the handle Display device allows the user an immediate visual control of the set power transmission.
  • the top of the handle housing is free of openings and offers greater protection of the transport mechanism against contamination.
  • the pivot axis of the transport lever can vary depending on the force prevailing conditions by the user of the dispenser or be made smaller. Due to the adjustability of the power transmission, the Little strain on the hand / arm system of the user of the dispenser being held. Depending on the viscosity of the pasty mass to be pressed out, the Users choose a larger or a smaller power transmission.
  • the stroke length for the driver and thus for the piston rod is due to the distance between the Axis of rotation and the pivot axis determined. Depending on the need, the user can adjust this distance by the adjusting means and in this way the stroke length influence.
  • the adjusting means act with the Pivot axis of the transport lever together, which is designed as an eccentric.
  • the length of the protruding from the swivel axis is Range of the transport lever adjustable.
  • the distance of the axis of rotation is also shown changed by the pivot axis and thus the power transmission.
  • the axis of rotation of the roller is or Stepless roller on the area of the transport lever that projects beyond the swivel axis height adjustable.
  • the distance between the axis of rotation of the Roll or roller and the pivot axis of the transport lever can be changed continuously and thus the power transmission continuously adjustable.
  • Axis of rotation is the axis of rotation of the roller or roller mounted in a bushing, which the the pivot axis projecting area of the transport lever penetrates and through an adjusting screw is adjustable in height.
  • the adjusting screw acts on Bevel gearbox together with an adjusting wheel arranged on the handle part.
  • On the The adjusting wheel is the direction of rotation for larger or smaller force transmissions specified.
  • the distance between the axis of rotation is Roll or roller from the pivot axis of the transport lever with the help of Adjustment means adjustable, which include an adjusting lever with a push rod cooperates.
  • the push rod and the control lever are inside the Transport lever arranged and with the axis of rotation of the roller or roller in such a way connected that a height adjustment of the Push rod in a change in the distance of the axis of rotation from the Swivel axis results.
  • This variant of the invention also regulates the Strokes of the dispenser and an adjustment of the required extrusion force to the Viscosity of the mass to be pressed guaranteed.
  • the control lever is arranged inside the transport lever. Still it is for the Easily accessible to users.
  • the transport mechanism is inside the closed handle housing and protected against contamination.
  • the squeezing device 1 comprises a handle part 2 and a receiving device 3 for a container containing the pasty mass.
  • the Receiving device 3 can be designed as an elongated half-shell, in which for example, a cartridge can be inserted in such a way that its axially displaceable base abuts an ejection piston 14 which is on an axially displaceable piston rod 13 sits.
  • the receiving device 3 can also be designed as a cylindrical tube into which, for example, a sausage-shaped tubular bag with the pasty mass is inserted. The cylindrical tube is open towards the handle and for receiving and Guide the ejection piston 14 formed.
  • the receiving device 3 can also be designed to accommodate multi-component masses. For example two cylindrical tubes can be provided, each receiving a tubular bag can and each take up and guide an ejection piston.
  • the reception facility can also be designed to hold two or even more cartridges be, each of which is assigned an ejection piston. It is understood that in this If the axial displacement of the squeezing pistons is coupled.
  • On the handle part 2 Front end 4 of the receiving device 3 facing away is an application nozzle 15 for the pasty mass provided. This can be connected to the cartridge, it can but also, especially with multi-component materials, directly on the front end 4 the receiving device can be screwed on. For example, the Application nozzle then around a mixing nozzle having a static mixer.
  • the manual squeezing device 1 has a displacement mechanism which is arranged essentially within the handle part 2 and comprises a transport lever 5 articulated on the handle part.
  • the pressure exerted by the user on the transport lever 5 is transmitted to the squeezing piston by the components of the displacement mechanism arranged inside the handle part 2.
  • the manual squeezer corresponds to the squeezer of the applicant, for example in the applicant's product catalog Products and Applications 1995 ", Section 4, Pages 52-62 or Section 7, Page 24.
  • the adjusting means comprise a lever 7 arranged on the outside of the handle part 2 the lever 7 cooperating display device 8 allows the user to control the set stroke.
  • Fig. 2 shows a sectional view of the handle part 2 with a sliding mechanism first exemplary embodiment of the manual squeezing device 1 according to the invention.
  • the transport lever 5 is pivotable about an axis S, which the handle 21 of the Handle part 2 interspersed.
  • the one projecting beyond the pivot axis S of the transport lever Area 51 has on its with a driver 9 for a piston rod 13 cooperating end on a roll 10 or roller that is in permanent contact stands for driver 9.
  • the roller is rotatable about an axis D, which is parallel to the Swivel axis S runs and at a distance from it in the projecting over the swivel axis S.
  • Area 51 of the transport lever 5 is arranged.
  • the distance of the axis of rotation D of the Roll 10 of the pivot axis S determines the stroke length of the driver 9 axially advanced piston rod 13.
  • the piston rod 13 is through a bore 91 in Carrier 9 out.
  • the roller 10 When operating the transport lever 5, the roller 10 is against the Driver pressed, which thereby tilts relative to the vertical orientation. Here tilted the piston rod 13 in the bore 91 and will move in the axial the driver 9 taken away. If the transport lever 5 is released, the presses Spring 11 returns the driver to the vertical position.
  • the driver is in the Starting position pushed back, whereby he freely over the piston rod 13th slides.
  • a stop 12 holds the driver 9 in the starting position.
  • back Extension of the piston rod 13 is in a known manner a releasable if necessary Backstop (not shown) is provided for the piston rod 13.
  • the adjusting means 6 comprise an adjusting wheel 7, which is arranged on the outside of the handle 21.
  • an adjusting wheel 7 can also Adjustment lever may be provided.
  • the adjusting wheel 7 is with the pivot axis S of the Transport lever 5 connected, on which an eccentric 71 is seated.
  • By twisting the Eccentric 71 is the length of the area 51 of the area that projects beyond the pivot axis S.
  • Transport lever 5 and thus the distance a of the axis of rotation D of the roller 10 from the Swivel axis S of the transport lever adjustable.
  • Fig. 3 shows that arranged on the pivot axis S.
  • 4 shows the eccentric in the second end position, in which the distance a is greatest.
  • Fig. 5 of a handle part 2 of the inventive Squeezing device 1 largely corresponds to the handle part shown in FIG. 2.
  • the adjustment means 6 together with the axis of rotation D of the roller 10.
  • the axis of rotation D is provided with an outside on the handle 21
  • Fig. 6 shows the Eccentric 72 in one end position, in which the axis of rotation D has the smallest distance from the pivot axis S;
  • Fig. 7 shows the second end position in which the Distance is greatest.
  • the eccentric can also be provided 72 to be locked in a position located between the two end positions.
  • Sliding mechanism is the distance of the axis of rotation D of the roller 10 from the Pivot axis of the transport handle 5 by adjusting the height of the axis of rotation D adjustable.
  • the transport lever has two interrupted in the middle Axle stub 77, 78, which is mounted in the handle 21.
  • the right in Figs. 9 and 10 Axle stub 78 is connected at one end to an adjusting wheel 7, which is on the outside Handle 21 is arranged.
  • Bevel gear 74 At the other end of the stub axle 78 sits Bevel gear 74.
  • the bevel gear 74 acts with a second bevel gear 76 together, which is arranged at the end of an adjusting screw 75.
  • the set screw 75 is fixed in terms of its height in the upper region 51 of the transport lever 5. With help the adjusting screw 75 is a height adjustable bushing 79, which is in an elongated hole 73 is guided in the upper region 51 of the transport lever 5. For this purpose, the set screw 75 provided with a thread, for example with an internal thread in a vertical bore of the bearing bush 79 cooperates. The bearing bush 79 takes the Axis of rotation D of the roll. By turning the adjusting screw 75 via the adjusting wheel 7 the position of the bearing bush 79 and thus the distance a of the axis of rotation of the roller 10 can be continuously adjusted from the pivot axis S of the transport lever 5.
  • 11 and 12 is a further embodiment of a handle 2 one manual squeezing device according to the invention in two positions of the adjusting means shown.
  • the adjustment means comprise one arranged on the transport lever 5 Adjusting lever 170, which can be actuated from the outside and via a push rod 80 with the Axis D of the roller 10 is connected.
  • Adjusting lever 170 By turning the control lever 170 out of a Transport lever 5 arranged detent position 83 slides into a detent position 84
  • Bearing block 81 accommodating the rotational axis D is recessed in a in the transport lever 5 Elongated hole 82 up and thereby increases the distance a of the axis of rotation D of the roller 10 from the pivot axis S of the transport lever.
  • the invention is based on the example of a manual squeezing device with only one Ejection piston has been described at the front end of a piston rod. It understands yourself that the inventive design of the actuating means and the Sliding mechanism also for squeezing devices with two or more Piston rods is applicable. In these cases, you just have to add in itself Known coupling devices can be provided for the piston rods.
  • the pivot axis of the transport lever can vary depending on the force prevailing conditions by the user of the dispenser or be made smaller. Due to the adjustability of the power transmission, the Little strain on the hand / arm system of the user of the dispenser being held. Depending on the viscosity of the pasty mass to be pressed out, the Users choose a larger or a smaller power transmission.
  • the stroke length for the driver and thus for the piston rod is due to the distance between the Axis of rotation and the pivot axis determined. Depending on the need, the user can by means arranged on the handle part adjust this distance and in this way the Affect stroke length.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Coating Apparatus (AREA)

Claims (6)

  1. Outil manuel d'extrusion pour matières pâteuses, comprenant un dispositif récepteur (3) pour un récipient contenant la matière pâteuse, au moins un piston d'extrusion disposé sur une tige de piston (13) apte à se déplacer axialement par rapport au dispositif récepteur (3), et une partie de préhension (2) munie d'une poignée (21) et d'un mécanisme de déplacement, le mécanisme de déplacement comportant un levier d'avance à actionnement manuel (5) qui peut pivoter autour d'un axe (S) et est muni, à son extrémité orientée vers un moyen d'entraínement (9) pour la tige de piston (13), d'un galet (10) ou d'un rouleau qui est en contact avec le moyen d'entraínement (9) et comporte un axe de rotation (D) qui s'étend parallèlement à l'axe de pivotement (S) du levier d'avance (5) et traverse, à distance (a) de celui-ci, la zone (51) du levier d'avance (5) qui surmonte l'axe de pivotement, la poignée (21) et le levier d'avance (5) faisant saillie vers le bas par rapport à la partie de la partie de préhension (2) reliée au dispositif récepteur (3), caractérisé en ce que la distance (a) de l'axe de rotation (D) du galet (10) ou du rouleau à l'axe de pivotement (S) du levier d'avance (5) est réglable à l'aide de moyens de réglage (6) qui comprennent un levier ou, respectivement, une roue de réglage (7) et un dispositif indicateur (8) qui indiquent le réglage d'écartement, et en ce que le levier ou, respectivement, la roue de réglage (7) et le dispositif indicateur (8) sont disposés latéralement à l'extérieur sur la poignée (21).
  2. Outil manuel d'extrusion selon la revendication 1, caractérisé en ce que les moyens de réglage (6) coopèrent avec l'axe de pivotement (S) du levier d'avance (5), ledit axe de pivotement (S) étant muni d'un excentrique (71), la distance (a) de l'axe de rotation (D) du galet (10) à l'axe de pivotement (S) pouvant être réglée en agissant sur l'excentrique (71).
  3. Outil manuel d'extrusion selon la revendication 1, caractérisé en ce que les moyens de réglage (6) coopèrent avec l'axe de rotation (D) du galet (10) ou du rouleau, ledit axe de rotation (D) portant un excentrique (72), la position de l'axe de rotation (D) par rapport à l'axe de pivotement (S) pouvant être réglée en agissant sur l'excentrique (72).
  4. Outil manuel d'extrusion selon la revendication 1, caractérisé en ce que l'axe de rotation (D) du galet (10) ou du rouleau peut faire l'objet d'un réglage en hauteur progressif dans la zone (51) du levier d'avance (5) qui surmonte l'axe de pivotement (S).
  5. Outil manuel d'extrusion selon la revendication 4, caractérisé en ce que l'axe de rotation (D) du galet (10) ou du rouleau est monté sur des paliers dans une douille (79) qui traverse la zone (51) du levier d'avance (5) surmontant l'axe de pivotement (S) et qui est réglable en hauteur au moyen d'une vis de réglage (75), laquelle coopère, par l'intermédiaire d'un engrenage à pignons coniques (74, 76), avec une roue de réglage (7) disposée sur la partie de préhension (2).
  6. Outil manuel d'extrusion pour matières pâteuses, comprenant un dispositif récepteur (3) pour un récipient contenant la matière pâteuse, au moins un piston d'extrusion disposé sur une tige de piston (13) apte à se déplacer axialement par rapport au dispositif récepteur (3), et une partie de préhension (2) munie d'une poignée (21) et d'un mécanisme de déplacement, le mécanisme de déplacement comportant un levier d'avance à actionnement manuel (5) qui peut pivoter autour d'un axe (S) et est muni, à son extrémité orientée vers un moyen d'entraínement (9) pour la tige de piston (13), d'un galet (10) ou d'un rouleau qui est en contact avec le moyen d'entraínement (9) et comporte un axe de rotation (D) qui s'étend parallèlement à l'axe de pivotement (S) du levier d'avance (5) et traverse, à distance (a) de celui-ci, la zone (51) du levier d'avance (5) qui surmonte l'axe de pivotement, la poignée (21) et le levier d'avance (5) faisant saillie vers le bas par rapport à la partie de la partie de préhension (2) reliée au dispositif récepteur (3), caractérisé en ce que la distance (a) de l'axe de rotation (D) du galet (10) ou du rouleau à l'axe de pivotement (S) du levier d'avance (5) est réglable à l'aide de moyens de réglage (6) qui comprennent un levier de réglage (170) qui coopère avec une tringlerie de poussée (80), la tringlerie de poussée (80) et le levier de réglage (170) étant disposés à l'intérieur du levier d'avance (5) et étant reliés à l'axe de rotation (D) du galet (10) ou du rouleau, de façon que, par suite du déplacement du levier de réglage (170), le déplacement en hauteur de la tringlerie de poussée (80) modifie la distance (a) de l'axe de rotation (D) à l'axe de pivotement (S).
EP96810210A 1995-04-03 1996-04-03 Dispositif manuel d'extrusion de produit pâteux Expired - Lifetime EP0736333B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19512402 1995-04-03
DE19512402A DE19512402A1 (de) 1995-04-03 1995-04-03 Manuelles Auspressgerät für pastöse Massen

Publications (3)

Publication Number Publication Date
EP0736333A2 EP0736333A2 (fr) 1996-10-09
EP0736333A3 EP0736333A3 (fr) 1996-11-20
EP0736333B1 true EP0736333B1 (fr) 1999-07-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP96810210A Expired - Lifetime EP0736333B1 (fr) 1995-04-03 1996-04-03 Dispositif manuel d'extrusion de produit pâteux

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Country Link
EP (1) EP0736333B1 (fr)
DE (2) DE19512402A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104760312A (zh) * 2014-01-07 2015-07-08 张连华 一种炸圆子的设备

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DE19731579A1 (de) * 1997-07-23 1999-01-28 Wolfcraft Gmbh Spannwerkzeug, insbesondere Spannzwinge, Spannstock oder Spanntisch
DE102006027932A1 (de) 2006-06-14 2007-12-20 Aixtron Ag Verfahren zum selbstlimitierenden Abscheiden ein oder mehrerer Monolagen
WO2013096884A1 (fr) * 2011-12-21 2013-06-27 The Sherwin-Williams Company Pistolet à calfeutrer avec mécanisme sans fuite
DE102014105935A1 (de) 2014-04-28 2015-10-29 Wolfcraft Gmbh Werkzeug mit Griffweitenverstellung
US11364519B2 (en) * 2019-01-04 2022-06-21 Hangzhou United Tools Co., Ltd. Glue gun
TWI709439B (zh) * 2019-03-14 2020-11-11 翔宣富企業有限公司 膠槍及其使用方法
GB2582641B (en) * 2019-03-29 2023-05-17 Siang Syuan Fu Entpr Co Ltd Caulking gun and method for using the same
US20230001100A1 (en) * 2019-11-21 2023-01-05 Ishai Ben David Liquid delivery device and method
EP4029613A1 (fr) * 2021-01-18 2022-07-20 medmix Switzerland AG Distributeur
CN113731758A (zh) * 2021-10-12 2021-12-03 天津市金锚集团有限责任公司 胶枪手柄和胶枪

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US2305238A (en) * 1938-12-05 1942-12-15 W M Dutton & Sons Co Calking gun
FR1413047A (fr) * 1963-11-06 1965-10-01 Expandite Ltd Perfectionnements apportés aux pistolets destinés à l'application de matières visqueuses telles que les mastics
US5197635A (en) * 1990-11-16 1993-03-30 Chang Peter J Y Variable thrust caulk dispensing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104760312A (zh) * 2014-01-07 2015-07-08 张连华 一种炸圆子的设备

Also Published As

Publication number Publication date
DE19512402A1 (de) 1996-10-10
EP0736333A3 (fr) 1996-11-20
EP0736333A2 (fr) 1996-10-09
DE59602359D1 (de) 1999-08-12

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