WO2011093601A2 - Appareil de traitement d'une lèvre d'étanchéité d'un bidon métallique, et bidon métallique traité par ledit appareil - Google Patents

Appareil de traitement d'une lèvre d'étanchéité d'un bidon métallique, et bidon métallique traité par ledit appareil Download PDF

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Publication number
WO2011093601A2
WO2011093601A2 PCT/KR2011/000149 KR2011000149W WO2011093601A2 WO 2011093601 A2 WO2011093601 A2 WO 2011093601A2 KR 2011000149 W KR2011000149 W KR 2011000149W WO 2011093601 A2 WO2011093601 A2 WO 2011093601A2
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WO
WIPO (PCT)
Prior art keywords
mold
metal
lip processing
fastening
sealing lip
Prior art date
Application number
PCT/KR2011/000149
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English (en)
Korean (ko)
Other versions
WO2011093601A3 (fr
Inventor
유일한
박진호
Original Assignee
(주)파세코
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
Priority claimed from KR1020100095054A external-priority patent/KR101061361B1/ko
Application filed by (주)파세코 filed Critical (주)파세코
Priority to JP2012538777A priority Critical patent/JP5577410B2/ja
Priority to US13/509,543 priority patent/US8726712B2/en
Priority to CN201180004496.4A priority patent/CN102686327B/zh
Publication of WO2011093601A2 publication Critical patent/WO2011093601A2/fr
Publication of WO2011093601A3 publication Critical patent/WO2011093601A3/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/16—Making hollow objects characterised by the use of the objects
    • B21D51/26—Making hollow objects characterised by the use of the objects cans or tins; Closing same in a permanent manner
    • B21D51/2615—Edge treatment of cans or tins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/16—Making hollow objects characterised by the use of the objects
    • B21D51/38—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
    • B65D1/02—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents
    • B65D1/0223—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents characterised by shape
    • B65D1/023—Neck construction
    • B65D1/0246—Closure retaining means, e.g. beads, screw-threads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
    • B65D41/04—Threaded or like caps or cap-like covers secured by rotation
    • B65D41/0435—Threaded or like caps or cap-like covers secured by rotation with separate sealing elements
    • B65D41/045—Discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
    • B65D41/04—Threaded or like caps or cap-like covers secured by rotation
    • B65D41/0435—Threaded or like caps or cap-like covers secured by rotation with separate sealing elements
    • B65D41/0464—Threaded or like caps or cap-like covers secured by rotation with separate sealing elements the screw-thread or the like being formed by conforming the cap-skirt to the thread or the like formation on a container neck

Definitions

  • the present invention relates to a sealing lip processing apparatus of a metal can and a metal can processed by the processing apparatus, and more particularly, to a sealing lip of a metal can that can be processed using a press method for forming a sealing lip of a metal can.
  • a processing apparatus and a metal can processed by the processing apparatus.
  • a metal can that is frequently used as a storage container for beverages is mainly made of aluminum or iron.
  • FIG. 13 is a view showing a metal can manufactured according to the prior art, and as shown in FIG. 13, a conventional metal can forms a basic body 2 of a bottle having a bottleneck. Also called necking can).
  • the metal can has a sealing lip (3) formed on the outer surface of the upper end of the bottleneck to seal through a coupling with a cap, and is sealed at the bottom of the sealing lip (3).
  • a beading part 4 is formed for checking the opening of the stopper and a peel-proof function, which is combined for the purpose.
  • a curling part 5 for finishing at the end of the bottleneck part is formed. It is made of a configuration that is formed.
  • a metal can of the type as shown in FIG. 13 is formed into a bottle 2 having a bottleneck by drawing and necking a plate-like material.
  • the sealing lip 3 is formed by processing the fastening portion in the form of a screw on the outer surface of the upper end of the bottleneck, and the beading portion 4 is formed by beading the bottom of the sealing lip.
  • the end of the bottleneck is necked twice, and the curling portion 5 is formed by a flange and a curling process, which are wound together with the bending in the outward direction.
  • the process of forming the sealing lip (3) by processing the screw-shaped fastening portion for coupling with the stopper to the outer surface of the upper end of the metal can (1) the inner die having a screw shape into the inlet of the bottle neck portion of the can
  • the seal lip 3 is formed by simultaneously rotating the inner die and the outer die along the circumference of the can while inserting the outer die close to the outside of the bottleneck of the can. It is performed by adding the process of forming the beading portion (4) at the bottom.
  • the sealing lip processing technology of the metal can according to the prior art as described above, since the sealing lip molding is performed through the rotational movement of the inner die and the outer die, the form of the sealing lip as shown in FIG. It is possible to mold only and can be sealed only with a screw cap (stopper) according to this, there is a significant limitation in the selection of the stopper, as well as a lot of restrictions on the function and design of the metal cap and stopper.
  • the metal cans manufactured through the conventional sealing lip forming process may inflate the central part, which is the weakest part of the cap, which is combined for sealing when gas is generated inside the can due to microbial propagation or heat, and the pressure increases. , There is a problem that the gas inside the can can not be discharged to the outside and explode.
  • the present invention is invented to solve the above problems, the sealing lip of the metal can can be processed by using a pressing method of the sealing lip of the metal can to form the sealing lip in a variety of shape structure. It is an object of the present invention to provide a processing apparatus and a metal can processed by the processing apparatus.
  • the present invention can broaden the range of selection and application of the stopper by enabling a variety of geometries for the sealing lip, separate processes by performing the same movement method as other manufacturing equipment for the manufacture of metal cans
  • the purpose of the present invention is not only to allow continuous manufacturing process but also to prevent additional equipment and increase efficiency of manufacturing metal cans.
  • the present invention can reduce the equipment and manufacturing process by increasing the sealing lip processing by the press method and at the same time can be formed together with the sealing lip molding of the metal can can can be easily and easily
  • the purpose is to enable the formation of bead portions and the manufacture of metal cans.
  • the present invention is formed by forming a notch groove in the bead according to the angle of the flat surface of the divided mold to rotate the sealed stopper so that the ring-shaped member sealed on the outer surface of the bead is not easily rotated to be bound to the bead at the time of opening.
  • the purpose is to allow the top plug to be easily opened.
  • the present invention forms a notch groove in the seal lip through the open surface of the split mold, so that a small amount of gas may be discharged to the outside through the notch groove when pressure is generated by the gas inside the can.
  • the purpose is to be able to reduce the explosion of cans in advance.
  • the sealing lip processing apparatus for a metal can includes: a pressure block which is lifted up and down by lifting means and applies pressure downward; Interlock means for moving downward by the pressure of the pressure block; And a lip processing body which press-processes the sealing lip in the bottleneck of the metal can from the inside and the outside while interlocking in the radial direction of the metal can by the lifting and lowering of the interlocking means.
  • the pressing block has a fastening hole in the center, the inner fastening portion having a second through hole to which the fastening member is fastened in the circumferential direction; An outer fastening portion extending in an outer direction and having a first through hole to which the fastening member is fastened; And a protrusion located on a lower surface between the inner fastening part and the outer fastening part.
  • the interlocking means is a structure that is separated from each other and coupled, and characterized in that the first and third movable body to be moved up and down elastically by the pressure block.
  • the first movable body has an upper container having a fastening groove to which the fastening member inserted into the first through-hole of the pressure block is fitted while being fitted to the outside of the protrusion of the pressure block; And it is characterized in that the lower receptor is coupled to the upper receptor is formed with an inclined surface narrowing the inner surface of the lower portion inclined downward toward the center direction.
  • the upper and lower receptors are characterized in that the threads formed on each of the upper and lower ends are engaged with each other.
  • the second movable body is a first mold accommodated inside the projection of the pressure block; A second mold located below the first mold and having a stepped recess on its upper and lower surfaces; A third mold located below the second mold and accommodated in the step recess; And a fourth mold positioned below the second mold and having first and second locking jaws protruding inward and outward at a lower end and surrounding the outer circumferential surface of the third mold. do.
  • the first mold has a hollow hole in the center, a through fastening hole fastened to the second mold through a fastening member in a circumferential direction of the hollow hole, and a fastening groove corresponding to the second through hole of the pressure block. It is done.
  • the second mold has a hollow hole in the center, the first through-hole fastening to the third mold and the second through-hole fastening to the fourth mold through the fastening member in the circumferential direction of the hollow hole, and the first A fastening groove is formed to fasten the fastening member of the mold.
  • the third mold has a hollow hole in the center thereof, a fastening groove for fastening the fastening member to be inserted into the first through hole of the second mold in the circumferential direction of the hollow hole is formed, and the connecting piece is inserted in the circumferential direction of the lower surface. It characterized in that the connection piece fixing groove is formed to be fixed.
  • a chamber sharing a predetermined area is formed at a boundary position between the pressure block and the interlocking means corresponding to the inner and outer fastening portions of the pressure block, and a chamber is provided with an elastic member. do.
  • the first and second through holes are characterized in that the fastening member is a slide guide hole structure freely movable.
  • the fourth mold has a fastening groove to which the fastening member inserted into the second through hole of the second mold is fastened, and pin fixing holes disposed at equal intervals between the fastening groove and other fastening grooves adjacent thereto. It features.
  • the third movable body is a rod-shaped creeper which is disposed vertically through the coupling part coupled to the pressing block, the pressing block and the interlocking means, and has a protrusion protruding outward at a lower end thereof.
  • the lip processing body has a locking portion that is engaged by the first locking jaw of the fourth mold is formed in the upper end portion, the male lip processing portion and the beading processing portion is formed on the outer peripheral surface, and comprises a plurality of split bodies surrounding the creeper It characterized in that it comprises an inner lip processing mold.
  • the inner lip processing mold further comprises a groove having a moving inclined surface in close contact with the protrusion of the creeper.
  • the lip processing body is formed in the upper end of the engaging portion is latched by the first locking jaw of the fourth mold, the female lip processing portion and the bead processing portion corresponding to the male lip processing portion and the beading processing portion of the inner lip processing mold on the outer peripheral surface It is formed, characterized in that it comprises a first and a second outer lip processing mold formed in the inclined portion seated on the inclined surface of the lower container at the lower end of the outer peripheral surface.
  • the engaging portion is characterized in that the pin guide hole made of a diameter larger than the diameter of the pin fixing hole while matching the pin fixing hole of the fourth mold.
  • the first and second outer lip processing mold is characterized in that the structure is separated from each other and coupled.
  • the split body of the inner lip processing mold is formed with a notch so that a notch groove is formed on an outer surface of the beading portion of the metal can in the direction toward the boundary of the beading processing portion, and the split body of the second outer lip processing mold has its bead processing portion.
  • a corresponding notch portion corresponding to the notch portion is formed in the boundary portion outward direction.
  • An outer circumferential surface of the inner lip processing mold and an outer circumferential surface of the first outer lip processing mold may be provided with an annular elastic member.
  • the elastic member is characterized in that the tension spring.
  • the metal can according to the present invention is characterized in that a notched groove having a predetermined angle in the inward direction is processed on at least one outer surface of the beading portion and the sealing lip by the sealing lip processing apparatus of the metal can.
  • the gap of the notched groove of the beading portion is characterized in that 0.8 ⁇ 1.2mm.
  • the notch groove of the sealing lip is characterized in that the 0.02 ⁇ 0.1mm.
  • the sealing lip of the metal can is processed by using a press method in the apparatus according to the sealing lip processing.
  • Various modifications and deformations can be applied to the forming structure, and thus the sealing ribs to be processed on the outer surface of the metal can can be formed into various shape structures. Accordingly, selection and application of a stopper corresponding to the sealing lips of the metal cans can be made. You can greatly widen the width of.
  • the present invention can form the beading portion at the same time as the sealing lip processing by the application of the press method can reduce the equipment or manufacturing process, increase the productivity and simply and easily the sealing lip and beading portion of the metal can Can be formed.
  • the sealed stopper is rotated so that the ring-shaped member sealed on the outer side of the beading part is not easily rotated and is constrained by the beading part when opened. Since it is opened so that there is an effect to improve the convenience of use.
  • a small amount of gas may be discharged to the outside through the notch groove when pressure is generated by the gas inside the can, thereby reducing the pressure inside the can. This can prevent the explosion of the can in advance.
  • FIG. 1 and 2 are exploded perspective views showing a sealing lip processing apparatus of a metal can according to the present invention.
  • Fig. 6 is a perspective view showing a metal can having a sealing lip in which the stopper is open according to the present invention.
  • FIG. 7 is a view showing a gas discharge state at the time of internal pressure generation of the metal can according to the present invention.
  • FIG 8 to 10 is an operation diagram showing an operating state of the sealing lip processing apparatus of a metal can according to the present invention.
  • 11 and 12 are cross-sectional views showing an operating state of a sealing lip processing apparatus for a metal can according to the present invention.
  • Fig. 13 is a perspective view of a metal can having a sealing lip manufactured by the prior art.
  • FIG. 1 and 2 are exploded perspective views showing a sealing lip processing apparatus for a metal can according to the present invention.
  • the sealing lip processing apparatus for metal cans processes the sealing lip to the bottleneck of the metal can (1, see FIG. 13) by pressing a method while lifting up and down by lifting means (not shown) such as a lifting cylinder. Device.
  • the sealing lip processing apparatus of such a metal can is largely provided with a pressure block 10 for applying pressure downward and moved downward by the pressure of the pressure block 10 so as to be provided in a conventional processing equipment and under the sealing lip processing apparatus.
  • First to third movable bodies 20 to 40 which are interlocking means forming a coupling relationship that is stepped and restrained by a stepped structure (not shown) installed at a base (not shown) located at
  • the lip processing body 50 which presses a sealing lip to a bottleneck of the metal can 1 from inside and outside while interlocking in the radial direction of the metal can 1 by moving up and down of the moving bodies 20 to 40. It is configured to include).
  • the pressing block 10 has a fastening hole 101 at the center thereof, and an annular protrusion 11 surrounding the first mold 31 of the second movable body 30 to be described later is provided at the bottom thereof.
  • An outer fastening part 12 having a plurality of first through holes 102 extending in an outer direction and fastened to the upper container 21 to be described later through the fastening member C is provided, and the fastening hole 103 and An inner fastening portion 13 having a plurality of second through holes 103 fastened to the first mold 31 to be described later through the fastening member C is provided between the protrusions 11.
  • the first through hole 102 and the second through hole 103 have a guide hole structure in which the fastening member C can slide freely.
  • the first movable body 20 is fastened so as to be coincident with the first through-hole 102 of the pressure block 10 through the fastening member C while being fitted in the protrusion 11 formed on the pressure block 10. It includes an upper receptor 21 having a plurality of fastening grooves 211 to be.
  • the upper receptor 21 has an inner circumferential surface surrounding the outer circumferential surface of the protrusion 11 formed in the pressing block 10 and the outer side of the lower end is provided with a fastening jaw 212 having a screw thread for fastening. It consists of a cylinder structure that is fastened and fixed to the lower container (22). At this time, in the boundary position of the first through-hole 102 and the fastening groove 211 of the upper container 21 of the pressing block 10, the fastening member C is inserted into a chamber (A), each sharing a predetermined area. Is provided, and an elastic member 23 such as a compression spring is mounted in the chamber A.
  • the fastening member C inserted into the elastic member 23 is fastened and fixed only to the fastening groove 211 of the upper container 21, and the first through hole 102 of the pressure block 10.
  • the pressing block 10 is capable of lifting up and down by the elastic force of the elastic member (23).
  • the lower container 22 is coupled to the upper container 21 because a thread is formed to engage with the thread of the upper container 21 at a predetermined region of the inner surface of the upper end thereof.
  • the lower container 22 is formed with a tapered inclined surface 221 in which a predetermined region of the inner surface of the lower end portion thereof is inclined downward in the center direction.
  • the first movable body 20 including the upper and lower receptors 21 and 22 has a lower end of the first movable body 20, that is, the lower end of the lower receptor 22.
  • the first step is caught by the step structure (not shown) located in the (not shown) so as not to descend anymore.
  • the second movable member 30 includes a first mold 31 accommodated inside the protrusion 11 formed in the pressing block 10.
  • the first mold 31 has a hollow hole 311 at the center thereof, and a plurality of through-fasteners fastened to the second mold 32 to be described later through the fastening member C in the circumferential direction of the hollow hole 311.
  • a hole 312 is formed, and a plurality of fastening grooves 313 to which the fastening member C inserted into the second through hole 103 formed in the inner fastening portion 13 of the pressing block 10 is fastened. It consists of a circular block structure.
  • the chambers each share a predetermined area ( A) is provided, and in the chamber A, an elastic member 33 such as a compression spring is mounted.
  • the fastening member C inserted into the elastic member 33 is fastened and fixed only to the fastening groove 313 of the first mold 31 and the second through hole 103 of the pressure block 10. ), The pressure block 10 can be lifted and lowered by the elastic force of the elastic member 33 in a freely movable insertion state.
  • the second movable member 30 is positioned below the first mold 31, is fixed by the fastening member C together with the first mold 31, and has a stepped recess 321 on the upper and lower surfaces thereof. It will include a plate-shaped second mold (32).
  • the second mold 32 has a hollow hole 322 at the center thereof, and a plurality of first molds fastened to the third mold 34 to be described later through the fastening member C in the circumferential direction of the hollow hole 322.
  • a through fastening hole 323 is formed, and a plurality of fastening grooves 324 to which the fastening member C inserted into the through fastening hole 312 of the first mold 31 is fastened.
  • the second mold 32 has a circular block structure formed with a plurality of second through-hole fastening holes 325 fastened to the fourth mold 36 to be described later through the fastening member C at the edge portion. .
  • the second movable member 30 is positioned below the second mold 32 and is accommodated in the step recess 321 and is fixed by the fastening member C together with the second mold 32. 34).
  • the third mold 34 has a hollow hole 341 at the center thereof, and a fastening member inserted into the first through hole 323 of the second mold 32 in the circumferential direction of the hollow hole 341 ( A plurality of fastening grooves 342 to which C) is fastened are formed.
  • the third mold 34 has a circular block structure in which a connecting piece fixing groove 343 in which the connecting piece 35 is inserted and fixed in the circumferential direction of the lower surface thereof is formed.
  • the second movable member 30 is located below the second mold 32 and is located outside the third mold 34 to surround the outer circumferential surface of the third mold 34 and to have an inner side and a lower end thereof.
  • the fourth mold 36 includes first and second locking jaws 361 and 362 protruding outwardly.
  • the fourth mold 36 has a plurality of fastening grooves 363 to which the fastening member C inserted into the second through hole 325 of the second mold 32 is formed, and the fastening groove ( A plurality of pin fixing holes 364 are formed at equal intervals between the 363 and other neighboring fastening grooves 363.
  • the fourth mold 36 is fixed together with the second mold 32 by the fastening member C, and together with the first outer lip processing mold 54 of the lip processing body 50 described later. It is fixed by the fixing pin 37.
  • the second movable body 30 having the shape of a block and fixed to each other through the fastening member C has a lower end of the second movable body 30 when the lifting means reaches the lower limit, that is, the second outer lip described later.
  • the lower end of the processing die 57 is caught by the step structure which is located in the base (not shown), so that it is no longer lowered.
  • the third movable body 40 has a coupling portion 42 engaged with the thread of the fastening hole 101 of the pressure block 10, the second movable body 30 and the inner lip processing mold 51 to be described later. It is disposed vertically through the hollow hole 511 of the rod-like chamfer (cripper 41) formed with at least one protrusion (43) protruding outwardly convex.
  • the number of the protrusions 43 can be reduced or increased as necessary.
  • the creeper 41 is an operation means that is finally operated until the pressure block 10 reaches the lower limit, and performs the operation of opening the inner lip processing mold 51 to be described later in the outer circumferential direction. That is, the protrusion 43 of the creeper 41 moves on the moving inclined surface 514 of the recess 513, which will be described later, of the inner lip processing mold 51, and moves the inner lip processing mold 51 by the protruding interval. It moves outward.
  • the lip processing body 50 includes an inner lip processing mold 51 including a plurality of split bodies 52 surrounding the creeper 41.
  • the inner lip processing mold 51 has a hollow hole 511 which is widened and narrowed at a central portion thereof, and has a variable hollow hole 511, and is disposed at the upper end by a first locking jaw 361 of the fourth mold 36. 53 is formed, and a plurality of connecting piece insertion grooves are inserted into the connecting piece 35 inserted into the connecting piece fixing groove 343 of the third mold 34 to prevent rotation and detachment of the split body 52. 512 is formed at equal intervals.
  • the inner lip processing mold 51 has a recess 513 having a moving inclined surface 514 in close contact with the protrusion 43 of the creeper 41 in the hollow hole 511,
  • a male lip processing unit 515 is formed on the outer circumferential surface of the split body 52 for the sealing lip structure to be processed.
  • a male beading portion 516 for forming the beading portion 4 of the metal can 1 is formed below the male lip processing portion 515 on the outer circumferential surface of the inner lip processing mold 51. .
  • the lip processing body 50 includes first and second outer lip processing molds 54 and 57 including a plurality of split bodies 52 surrounding the fourth mold 36 and the inner lip processing mold 51. It will include.
  • the first outer lip processing mold 54 has a locking portion 56 that is latched by the second locking jaw 362 of the fourth mold 36 is formed at the upper end.
  • a plurality of pin guide holes 541 having a diameter larger than the diameter of the pin fixing holes 364 are formed in the locking portion 56 to coincide with the pin fixing holes 364 of the fourth mold 36.
  • the second outer lip processing mold 57 is firmly fixed by the first outer lip processing mold 54 and the fastening member (C). At this time, the lower end of the outer circumferential surface of the first outer lip processing mold 54 and the entire outer circumferential surface of the second outer lip processing mold 57 are inclined to be seated on the inclined surface 221 of the lower container 22. (59) is formed, the male lip value of the inner lip processing mold 51 on the inner peripheral surface lower end of the first outer lip processing mold 54 and the entire inner circumferential surface of the second outer lip processing mold (57). A female lip processing part 542 corresponding to the study 515 is formed.
  • a female beading part 571 corresponding to the male beading part 516 is formed on the inner circumferential surface of the second outer lip processing die 57.
  • the male lip processing unit 515 and the female lip processing unit 542 corresponding thereto may be applied by variously modifying and modifying the molding structure in the device according to the sealing lip processing, including the screw type.
  • the sealing lip to be processed on the side can be formed in various shapes. Then, the inner lip processing mold 51 and the first outer lip processing mold 54 having the shape of the sealing lip to be processed are provided so as to be replaced.
  • FIG. 3 is a plan view showing notches and corresponding notches provided in the sealing lip processing apparatus of the metal can according to the present invention
  • FIG. 4 is a plan view showing the sealing lip processing of the metal can according to the present invention
  • FIG. It is a perspective view which shows the metal can manufactured by the sealing lip processing apparatus of the metal can which concerns on this invention.
  • FIG. 6 is a perspective view showing a metal can having a sealing lip in which the stopper according to the present invention is in an open state
  • FIG. 7 is a view showing a gas discharge state when an internal pressure of the metal can according to the present invention is generated.
  • the beading portion 516 formed on the split body 52 of the inner lip processing mold 51 is adjacent to the boundary portions of the split body 52 which perform the opening and closing operation.
  • the notch part 521 which has a constant angle in an inner direction, and has the cross section corresponding to each other is formed.
  • the divided body 58 of the second outer lip processing mold 57 has a predetermined angle at a boundary portion adjacent to each other and a corresponding notch 581 corresponding to the notch 521 of the inner lip processing mold 51. ) Is formed.
  • the male beading portion 516 of the inner lip processing mold 51 and the female beading portion 571 of the second outer lip processing mold 57 at the corresponding positions are made of metal cans in the inner and outer directions of the metal can 1.
  • the female notch portion 521 and the male corresponding notch portion 581 are also provided on the outer side of the beading portion 4 of the can 1.
  • the male lip processing portion 515 of the inner lip processing mold 51 and the female lip processing portion 542 of the first outer lip processing mold 54 are located.
  • a male lip processing portion formed in the split body 52 of the inner lip processing mold 51 Adjacent boundary portions of the 515 form the notched grooves 3a disposed at regular intervals and at regular intervals on the outer surface of the sealing lip 3 of the can 1. That is, when the inner lip processing mold 51 and the first outer lip processing mold 54 are compressed to each other, the notch groove 3a is formed in the can 1 part while the inner lip processing mold 51 is slightly opened. It will form.
  • the notch groove 4a formed in the beading portion 4 has a distance of 0.8 to 1.2mm, and the gap of the notch groove 3a formed in the sealing lip 3 is preferably 0.02 to 0.1mm. Do.
  • upper and lower outer circumferential surfaces of the inner lip processing mold 51 and upper outer circumferential surfaces of the first outer lip processing mold 54 are provided with elastic members 60 and 61 formed in an annular shape to divide the body 52. 55 provides elastic force in the inner and outer directions.
  • the elastic members 60 and 61 are tension springs.
  • FIGS 8 to 10 are an operational view showing an operating state of the sealed lip processing apparatus of the metal can according to the present invention
  • Figures 11 and 12 is an operating state of the sealed lip processing apparatus of the metal can according to the present invention. It is sectional drawing which shows.
  • the metallic can 1 formed into a bottle with a bottleneck by the drawing processing process and the necking in processing process reaches the sealing lip processing process. Then, the sealing lip processing apparatus is lowered by the lowering operation of the lifting means (not shown).
  • the bottleneck of the metal can 1 for sealing lip processing is the inner lip processing mold 51 of the lip processing body 50 and the second outer lip processing mold ( 57) is inserted into the gap between them.
  • the pressing block 10 In the state where the bottleneck of the metal can 1 is inserted into the gap between the lip processing body 50, the pressing block 10 has the outer fastening portion 12 and the upper container when the lifting means reaches the lower limit.
  • the thrust is provided to the first to third moving bodies 40 and the lip processing body 50 while gradually descending by the elastic force of the elastic member 23 provided between the 21.
  • the pressure block 10 descends and provides thrust to the first to third movable bodies 20 to 40 and the lip processing body 50, the outer fastening portion 12 and the upper container of the pressure block 10 are provided.
  • the fastening member C inserted between the 21 and the fastening member C inserted between the inner fastening portion 13 and the first mold 31 of the pressure block 10 is relatively a pressure block 10.
  • the first to third movable bodies 20 to 40 and the lip processing body 50 are lowered by the elastic force of the elastic members 23 and 33 inserted therebetween.
  • the inner fastening portion 13 of the pressing block 10 and The elastic member 33 provided between the first mold 31 provides thrust to the second and third movable bodies 30 and 40 and the lip processing body 50. That is, the first to fourth molds 31 to 36 and the third movable body, which are second movable bodies 30 to form a coupling relationship, respectively, when the first movable body 20 is constrained by the stepped structure so as not to descend.
  • the creeper 41, which is 40, the inner lip processing mold 51, which is the lip processing body 50, and the first and second outer lip processing molds 54, 57 perform the continuous lowering operation.
  • the lip processing body 50 having a split body 52 inserted into the bottleneck portion of the metal can 1 has a male lip processing part 515 formed in the inner lip processing mold 51. It is positioned to correspond to the female lip processing portion 542 formed in the first outer lip processing mold 54 in a state that can be in close contact with the outer surface of the, the male bead processing unit 516 is a second outer lip processing mold (57) It is positioned corresponding to the female bead processing portion 571.
  • the first and second outer lip processing molds 54 and 57 which are engaged with each other by lowering the second movable body 30 have a lower portion of the first movable body 20. It moves toward the inner center direction along the tapered inclined surface 221 formed in the container 22. As a result, the first and second outer lip processing molds 54 and 57 are in close contact with the outer side of the bottleneck of the metal can 1, and are no longer lowered by the stepped structure. .
  • the creeper 41 which is the third movable body 40, is hollow hole 511 of the inner lip processing mold 51.
  • the split body 52 is pushed outwardly and expanded while moving along the moving inclined surface 514 of the recess 513 formed inside).
  • the male lip processing portion 515 of the inner lip processing mold 51 and the female lip processing portion 542 of the first outer lip processing mold 54 at the corresponding positions are made of metal in the inner and outer directions of the metal can 1.
  • the can 1 is pressed to form a sealing lip 3 for engagement with the stopper 6.
  • the male bead processing portion 516 of the inner lip processing mold 51 and the female bead processing portion 571 of the second outer lip processing mold 57 are formed in the metal can 1 at positions corresponding to each other.
  • the beading part 4 is simultaneously formed in the lower part of (3).
  • the lifting means is lifted by the reverse operation of the lowering operation as described above, and the inner lip is inserted into the inside of the metal can 1 during the lifting operation of the sealing lip processing apparatus.
  • the elastic return force of the elastic members 60 and 61 inherent in the lip processing body 50 that is, the inner lip processing mold 51 and the first outer lip processing mold 54, at the time when the processing mold 51 exits. This acts as the inner lip processing mold 51, the split body 52 is moved toward the inner direction of the center.
  • the upper end of the first outer lip processing mold 54 is moved toward the center direction of the inner side by the elastic member 60, the corresponding inclined portion 59 of the second outer lip processing mold is the lower container As it rises on the inclined surface 221 of the 22, it opens in the outward direction, and thus the state of supporting the bottleneck portion of the metal can 1 is released. Thereafter, the above-described operation is performed in an iterative process.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
  • Sealing Of Jars (AREA)
  • Package Closures (AREA)

Abstract

La présente invention concerne un appareil permettant le traitement d'une lèvre d'étanchéité d'un bidon métallique, et un bidon métallique traité par l'appareil. La présente invention propose un appareil permettant le traitement d'une lèvre d'étanchéité d'un bidon métallique, comprenant : un bloc de pressurisation qui est soulevé et abaissé par un moyen de soulèvement pour fournir élastiquement une pression vers le bas ; un moyen d'interverrouillage qui se déplace vers le bas pas à pas par la pression du bloc de pressurisation et entretient une relation de couplage dans laquelle le moyen s'arrête à des étages dans la structure de différence de niveau d'une base de façon à être maintenue ; et un organe de traitement de lèvre qui presse la lèvre d'étanchéité sur l'intérieur et l'extérieur d'un goulot de bouteille du bidon métallique tout en assurant un interverrouillage en raison du mouvement du moyen d'interverrouillage, et propose un bidon métallique, une gorge étant traitée au niveau d'une partie de nervurage par l'appareil permettant le traitement d'une lèvre d'étanchéité d'un bidon métallique.
PCT/KR2011/000149 2010-01-28 2011-01-11 Appareil de traitement d'une lèvre d'étanchéité d'un bidon métallique, et bidon métallique traité par ledit appareil WO2011093601A2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2012538777A JP5577410B2 (ja) 2010-01-28 2011-01-11 金属製缶の密封リップ加工装置
US13/509,543 US8726712B2 (en) 2010-01-28 2011-01-11 Apparatus for processing sealing lip of metallic can, and metallic can processed by said apparatus
CN201180004496.4A CN102686327B (zh) 2010-01-28 2011-01-11 用于对金属罐的密封唇口进行加工的装置和由所述装置加工的金属罐

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2010-0007881 2010-01-28
KR20100007881 2010-01-28
KR10-2010-0095054 2010-09-30
KR1020100095054A KR101061361B1 (ko) 2010-01-28 2010-09-30 금속제 캔의 밀봉립 가공장치 및 상기 가공장치에 의해 가공된 금속제 캔

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WO2011093601A3 WO2011093601A3 (fr) 2011-11-17

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013135877A1 (fr) * 2012-03-15 2013-09-19 Ardagh Mp Group Netherlands B.V. Emballage métallique avec partie tubulaire
US8935947B2 (en) 2009-10-20 2015-01-20 Paseco Co., Ltd. Apparatus for manufacturing necking cans
CN113732181A (zh) * 2021-08-31 2021-12-03 浙江安胜科技股份有限公司 一种异形不锈钢杯的加工工艺

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Publication number Priority date Publication date Assignee Title
JP2004298881A (ja) * 2003-03-28 2004-10-28 Daiwa Can Co Ltd 異形缶製造方法、エキスパンド型及び異形缶
JP2007229807A (ja) * 2007-06-04 2007-09-13 Universal Seikan Kk 金属製ボトル缶の製造方法および製造装置
KR20090076185A (ko) * 2008-01-08 2009-07-13 (주)씨엠케이 금속제 캔의 밀봉립 가공장치

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JP3973277B2 (ja) * 1997-12-01 2007-09-12 三菱製鋼株式会社 変速機用センターリングの成形方法及びその装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004298881A (ja) * 2003-03-28 2004-10-28 Daiwa Can Co Ltd 異形缶製造方法、エキスパンド型及び異形缶
JP2007229807A (ja) * 2007-06-04 2007-09-13 Universal Seikan Kk 金属製ボトル缶の製造方法および製造装置
KR20090076185A (ko) * 2008-01-08 2009-07-13 (주)씨엠케이 금속제 캔의 밀봉립 가공장치

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8935947B2 (en) 2009-10-20 2015-01-20 Paseco Co., Ltd. Apparatus for manufacturing necking cans
WO2013135877A1 (fr) * 2012-03-15 2013-09-19 Ardagh Mp Group Netherlands B.V. Emballage métallique avec partie tubulaire
FR2988077A1 (fr) * 2012-03-15 2013-09-20 Ardagh Mp Group Netherlands Bv Emballage metallique avec partie tubulaire
RU2624181C2 (ru) * 2012-03-15 2017-06-30 Ардаг Мп Груп Нетерлендз Б.В. Металлическая тара с трубчатой частью
CN113732181A (zh) * 2021-08-31 2021-12-03 浙江安胜科技股份有限公司 一种异形不锈钢杯的加工工艺

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