JP5309471B2 - Packing jig for caulking gun for sealing material pack - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a pack perforating tool of a caulking gun for a sealing material pack which is capable of housing the sealing material pack and discharging a sealing pack without previously cutting the tip of the sealing material pack and further easily discharging a sealing material without discharging the cut debris of the sealing material pack tip or closing a discharge hole when the sealing material is discharged. <P>SOLUTION: In a cap 11, a cylindrical screw part 12 for fitting a nozzle detachably is integrally formed in the center part of one side of the cylindrically formed cap 11, a discharge hole 13 for the sealing material is formed in the cylindrical screw part 12 and the perforating tool 10 is arranged in the recessed part S of the rear surface side of the cap 11. The discharge hole 13 for the sealing material which is formed in the cylindrical screw part 12 is opened in the center of the bottom surface 11a of the recessed part S of the cap 11 as shown in Figs.1, 4 and the a sharp projection 14 for forming the discharge opening part in the sealing material pack 3 is formed on the peripheral part of the discharge hole13. <P>COPYRIGHT: (C)2009,JPO&amp;INPIT

Description

  The present invention relates to a pack drilling jig for a caulking gun for a sealing material pack. More specifically, the sealing material enclosed in a cylindrical (so-called sausage) sealing material pack is accommodated in a cylinder of a caulking gun and extruded. In particular, a caulking gun pack punching jig for a sealing material pack that can easily discharge a sealing material by forming a discharge opening at the tip of the sealing material pack without using a cutting tool such as a scissors or a cutter. It is about.

  Conventionally, plastic packs and paper aluminum laminate packs have been the mainstream of single-component sealing materials, but in recent years, cylindrical (so-called sausage-like) aluminum laminate film packs are commercially available for the purpose of reducing industrial waste. ing.

  On the other hand, as a jig for discharging a viscous material such as a sealing material, a sealing material pack 3 in which a sealing material is filled and sealed in a cylindrical cylinder portion 2 of a caulking gun 1 used during construction as shown in FIG. Is inserted and a cap having a nozzle 4 provided with a discharge port 4a is attached, and the caulking gun 1 is set in this state. By operating 5, the piston 6 is moved so that the sealing material is pushed out from the sealing material pack 3.

  Thus, since the sealing material pack 3 filled with the sausage type sealing material is designed on the assumption that the caulking gun 1 for sealing material is used, the caulking gun 1 is indispensable at the time of use.

  When the sealing material is to be discharged directly from the sealing material pack 3 without using any tools, the tip of the one end side of the sealing material pack 3 is cut with a cutting jig such as a cutter or scissors, and the sealing material pack 3 itself Have to be handled by hand, and there are problems such as cutting trouble and dirty hands. Further, without the nozzle 4 provided with the discharge port 4a, it was impossible to place it in a predetermined place without waste.

  Accordingly, a drilling treatment for forming a discharge opening at the front end side of the sealing material pack 3 when the construction caulking gun 1 is operated without cutting the front end of the sealing material pack 3 with a cutting jig such as a cutter or a scissors. An invention of a pack punching jig for a caulking gun for a sealing material pack in which a tool is provided in a nozzle cap and an extrusion mechanism for a film pack (see, for example, Patent Document 1 and Patent Document 2) have been proposed.

  However, the drilling jig is provided with a sharp projection for forming a discharge opening in the sealing material pack 3 and a discharge hole for one sealing material, and the caulking of the sealing material pack 3 opened by the sharp projection. Part of the cut piece of the part is connected and interferes with the extrusion of the remaining sealing material (resistance), and the extrusion of the sealing material cannot be smoothed, or part of the cut piece of the caulking part is There was a problem that the sealing material could not be pushed out by closing the opening.

Further, when a part of the broken base and broken pieces of the sealing material pack is mixed into the sealing material and discharged to the outside, there is a problem that the construction work is hindered.
Japanese Patent Laid-Open No. 8-266991 WO99-26727

  This invention pays attention to such a conventional problem, and when discharging the sealing material, it is possible to discharge the sealing material by storing the front end of the sealing material pack without cutting in advance, and the cutting waste at the front end of the sealing material pack It is intended to provide a caulking gun pack drilling jig for a sealing material pack that can easily discharge the sealing material in the sealing material pack without discharging the outside or closing the discharge hole It is.

In order to achieve the above object, the drilling jig projects a sharp projection for forming a discharge opening in the sealing material pack at the peripheral edge of the discharge hole provided at the bottom surface of the concave portion of the cap. provided, on the side surfaces of the protrusions, said plurality of sealing material outlet holes communicating with the discharge port provided Rutotomoni, the plurality of sealing material outlet holes are formed in a position farthest from each other, the tips of the sharp projections The sealing material pack is provided at one end side center or a position shifted from the one end side center, and the sharp protrusion is formed in a polygonal cone shape or a cone shape in cross section, and a plurality of the sealing material outflow holes are formed on the inclined surface. The gist is that it has been formed.

  The sharp protrusion may be formed in a polygonal pyramid shape or a conical shape in cross section, and a plurality of sealing material outflow holes of a predetermined size may be formed on the inclined surface, and the plurality of sealing material outflows may be formed. The holes are preferably formed at positions farthest from each other.

  Further, it is possible to integrally form a drilling jig and a sharp projection disposed on the cap with a resin material, and further, the cap and the projection of the drilling jig are separated from each other, and It is also possible to form the projections with metal or ceramic and to be detachable from the drilling jig.

  With this configuration, when discharging the sealing material, it is possible to discharge the sealing material by storing the front end of the sealing material pack without cutting in advance, and to discharge cutting waste at the front end of the sealing material pack to the outside. It is possible to easily discharge the sealing material in the sealing material pack without closing the discharge opening.

According to the present invention, as described above, the drilling jig has a sharp projection for forming a discharge opening in the sealing material pack on the peripheral edge of the discharge hole provided at the bottom surface of the concave portion of the cap. provided by projecting, on a side surface of the protrusion, Rutotomoni a plurality of sealing material outlet holes communicating with the discharge hole, the plurality of sealing material outlet holes are formed in a position farthest from each other, the sharp projections the tip, provided at a position shifted from one end the center or one end the center of the sealing material pack, the pointed projections are formed on the cross-section polygonal shape or cross-section conical, on the inclined surface, the sealant outflow Since a plurality of holes are formed, the following excellent effects are achieved.

(a) Since the tip of the sealing material pack does not need to be cut in advance with a cutting jig or the like before the work, the sealing material can be pushed out efficiently.

(b) Since the caulking portion at the tip is not separated from the main body of the sealing material pack, it is not discharged to the outside, and the disposal of the dust is not complicated, and the cutting waste at the tip of the sealing material pack is not discharged to the outside. .

(c) Further, since the drilling jig has a plurality of holes and serves as a filter, even if the tip waste of the sealing material pack is separated, it is not discharged to the outside. Even if the caulking part closes one sealant outflow hole, the other parts are not closed, so the sealant can flow out smoothly.

(d) If the sealing material discharge hole is provided at a position offset from the center of the drilling jig body (offset), the tip of the drilling jig body will easily hit the area other than the caulking part, making it easy to open a hole. Become.

(e) Remarkably lower price than conventional sealing material packs (soft cartridges) and the amount of industrial waste is reduced.

(f) Since the protrusion is detachable (replaceable), it is discarded when the sealing material adheres and solidifies, and it can be used any number of times if a new protrusion is attached, which is economical.

Embodiments of the present invention will be described below with reference to the accompanying drawings.
Note that the same components as those in the conventional example are denoted by the same reference numerals and description thereof is omitted.

  FIG. 1 is a partially enlarged cross-sectional view in which a cap 11 having a drilling jig 10 according to the first embodiment of the present invention is attached to the tip of a cylinder portion 2 of a caulking gun 1, and 3 is filled with a sealing material. Then, a sealing material pack (the aluminum laminate film pack) in which the front and rear end portions are bundled and sealed with caulking metal fittings 3a and the like, 4 denotes a nozzle that is detachably attached to the tip of the cap 11.

  As shown in FIGS. 1 to 4, the cap 11 is integrally formed with a cylindrical screw portion 12 for detachably mounting the nozzle 4 on a central portion of one end side of the cap 11 formed in a cylindrical shape. A sealing material discharge hole 13 is formed in the cylindrical screw portion 12, and a punching jig 10 is disposed in the recess S on the back surface side of the cap 11.

  As shown in FIGS. 1 and 4, a sealing material discharge hole 13 formed in the cylindrical screw portion 12 is opened in the center of the bottom surface 11 a of the concave portion S of the cap 11. A sharp protrusion 14 for forming a discharge opening (a part to be opened and provided with an opening) in the sealing material pack 3 is formed on the peripheral edge.

  The tip of the sharp projection 14 can be provided at the center of one end side of the sealing material pack 3 or a position shifted from the center of the one end side (offset position) as in the first embodiment. The cross-sectional shape 14 is formed in a polygonal pyramid shape or a conical shape in cross section, and a plurality (two or more) of sealing material outflow holes 14a having a predetermined size are formed on the inclined surface.

  In this case, it is desirable that the distance between the plurality of sealing material outflow holes 14a is as long as possible. If the position distance between the sealing material outflow holes 14a is too close, a plurality of caulking metal fittings 3a of the sealing material pack 3 and the like are provided. The sealing material outflow holes 14a may be simultaneously closed, and in order to effectively prevent this, the plurality of sealing material outflow holes 14a are preferably provided with a distance as far as possible.

  That is, for example, when two sealing material outflow holes 14a are provided in the circumferential direction of the inclined surface of the sharp projection 14, they are provided at a symmetrical position of 180 ° with respect to the center of the projection 14, and the three sealing material outflow When the holes 14a are provided, the adjacent sealing material outflow holes 14a are provided at a position interval of 120 °, and when four sealing material outflow holes 14a are provided, they are provided at a position interval of 90 °.

  The opening area of the sealing material outflow hole 14a is formed such that the broken base and broken pieces of the sealing material pack 3 do not flow out so that the broken base and broken pieces are mixed into the sealing material and do not flow outside. It is configured.

  Further, the punching jig 10 disposed on the cap 11 and the sharp protrusion 14 can be integrally formed of a resin material. In addition, the drilling jig 10 disposed on the cap 11 It is possible to separate the protrusions 14 from each other, and it is possible to form the protrusions 14 with a wear-resistant metal or ceramic in addition to the resin material. It can also be configured to be detachable.

  With this configuration, compatibility is achieved even when the protrusion 14 is damaged or the sealing material is solidified. That is, by making the projection 14 detachable (replaceable), it is discarded when the sealing material adheres and solidifies, and if a new projection is attached, it can be used any number of times and is economical.

  By configuring in this way, the caulking portion at the tip is not separated from the main body of the sealing material pack 3, and even if it is separated, it is not discharged to the outside, so that disposal of dust is not complicated.

It is a partially expanded sectional view which mounted | wore with the cap provided with the drilling jig main body concerning this invention at the front-end | tip of the cylinder part of a caulking gun. It is a perspective view of a cap provided with a drilling jig. It is a front view of a cap. It is AA arrow sectional drawing of FIG. It is perspective explanatory drawing which shows the use condition of the conventional caulking gun.

Explanation of symbols

1 Caulking gun
2 Cylinder 3 Sealing material pack 3a Caulking metal fitting 4 Nozzle 4a Discharge port 5 Handle
6 Piston 10 Drilling jig 11 Cap 11a Bottom surface 12 Screw part 13 Discharge hole 14 Protrusion 14a Sealing material outflow hole

Claims (3)

A cylindrical sealing material pack in which a sealing material is sealed is accommodated in a cylinder portion of a caulking gun equipped with a cap equipped with a nozzle, and the piston in the cylinder portion is operated to press the sealing material pack, and the back surface of the cap A discharge opening is formed on one side surface of the sealing material pack by a perforating jig disposed in the side recess, the sealing material is sequentially extruded from the discharge opening, and the sealing material provided at the bottom surface of the recess of the cap In the caulking gun pack punching jig for sealing material pack that is pushed out from the discharge hole to the nozzle side,
The perforating jig is provided by projecting a sharp projection for forming a discharge opening in the sealing material pack at a peripheral portion of a discharge hole provided at the bottom surface of the concave portion of the cap, and on the side surface of the projection, A plurality of sealing material outflow holes communicating with the discharge holes are provided, and the plurality of sealing material outflow holes are formed at positions farthest from each other, and the tip of the sharp protrusion is the center of one end side of the sealing material pack or A sealing material pack characterized in that it is provided at a position shifted from the center on one end side, and the sharp protrusion is formed in a polygonal pyramid shape or a conical shape in cross section, and a plurality of the sealing material outflow holes are formed on the inclined surface. Packing jig for caulking gun for use.   The pack drilling jig for a caulking gun for a sealing material pack according to claim 1, wherein the drilling jig disposed on the cap and the sharp protrusion are integrally formed of a resin material. The caulking gun for a sealing material pack according to claim 1 , wherein the cap and the protrusion of the drilling jig are separated from each other, and the protrusion is formed of metal or ceramic and is detachable from the drilling jig. Pack drilling jig.

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