WO2011132857A2 - Procédé de fabrication d'un récipient de stockage alimentaire hermétique - Google Patents

Procédé de fabrication d'un récipient de stockage alimentaire hermétique Download PDF

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Publication number
WO2011132857A2
WO2011132857A2 PCT/KR2011/001836 KR2011001836W WO2011132857A2 WO 2011132857 A2 WO2011132857 A2 WO 2011132857A2 KR 2011001836 W KR2011001836 W KR 2011001836W WO 2011132857 A2 WO2011132857 A2 WO 2011132857A2
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WO
WIPO (PCT)
Prior art keywords
cap
packing
injection molding
sealing
container
Prior art date
Application number
PCT/KR2011/001836
Other languages
English (en)
Korean (ko)
Other versions
WO2011132857A3 (fr
Inventor
박광수
문상권
김용환
Original Assignee
씨제이제일제당(주)
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 씨제이제일제당(주) filed Critical 씨제이제일제당(주)
Publication of WO2011132857A2 publication Critical patent/WO2011132857A2/fr
Publication of WO2011132857A3 publication Critical patent/WO2011132857A3/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1676—Making multilayered or multicoloured articles using a soft material and a rigid material, e.g. making articles with a sealing part
    • 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
    • B65D45/00—Clamping or other pressure-applying devices for securing or retaining closure members
    • B65D45/02—Clamping or other pressure-applying devices for securing or retaining closure members for applying axial pressure to engage closure with sealing surface
    • B65D45/16—Clips, hooks, or clamps which are removable, or which remain connected either with the closure or with the container when the container is open, e.g. C-shaped
    • B65D45/20—Clips, hooks, or clamps which are removable, or which remain connected either with the closure or with the container when the container is open, e.g. C-shaped pivoted
    • B65D45/22—Clips, hooks, or clamps which are removable, or which remain connected either with the closure or with the container when the container is open, e.g. C-shaped pivoted resilient
    • 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
    • B65D51/00—Closures not otherwise provided for
    • B65D51/18—Arrangements of closures with protective outer cap-like covers or of two or more co-operating closures
    • B65D51/20—Caps, lids, or covers co-operating with an inner closure arranged to be opened by piercing, cutting, or tearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0046—Details relating to the filling pattern or flow paths or flow characteristics of moulding material in the mould cavity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0081—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor of objects with parts connected by a thin section, e.g. hinge, tear line
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/56—Stoppers or lids for bottles, jars, or the like, e.g. closures
    • B29L2031/565—Stoppers or lids for bottles, jars, or the like, e.g. closures for containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • 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
    • B65D2251/00—Details relating to container closures
    • B65D2251/0003—Two or more closures
    • B65D2251/0006—Upper closure
    • B65D2251/0028—Upper closure of the 51-type
    • 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
    • B65D2251/00—Details relating to container closures
    • B65D2251/0003—Two or more closures
    • B65D2251/0068—Lower closure
    • B65D2251/0093—Membrane
    • 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
    • B65D2251/00—Details relating to container closures
    • B65D2251/02—Grip means
    • B65D2251/026—Grip means made of material having a high friction coefficient and preventing slippage during removal by hand, e.g. band, coating
    • 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
    • B65D2251/00—Details relating to container closures
    • B65D2251/06—Special configurations; Closures simulating or provided with another item, e.g. puppet, animal, vehicle, building
    • B65D2251/065—Special configurations; Closures simulating or provided with another item, e.g. puppet, animal, vehicle, building the external skirt having a non-circular cross-section, e.g. square, elliptical
    • 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
    • B65D2251/00—Details relating to container closures
    • B65D2251/20—Sealing means

Definitions

  • the present invention relates to a method for manufacturing a food container for sealing, and more particularly, to a method for manufacturing a food container for sealing to achieve the provision of excellent sealing force, reducing the production cost.
  • FIG. 1 is a view showing a conventional food container sold in circulation containing state.
  • Jangjang foods such as red pepper paste, miso, and ssamjang, were sold and distributed in the market in a food container as shown in FIG.
  • a conventional food container includes a container part 700, a cap 710 covering the container part, a food item 720 contained in the container part 700, and a container part containing the food item 720. It consists of an inner sealing film 730 attached to the top of the container portion 700 to seal the 700.
  • the conventional food container is not sealed by only the container portion 700 and the cap 710, so that the sealing film 730 is installed inside to protect the food item 720 contained therein in the distribution process.
  • the sealing film 730 will no longer be able to seal the food 720.
  • An object of the present invention devised to solve the above problems is to provide a method for manufacturing a food container for sealing that can continuously perform the internal sealing even if the sealing film attached to the food container is removed.
  • another object of the present invention is to provide a method for manufacturing a food container for sealing providing a more excellent sealing force by having a side packing and a leakage preventing protrusion.
  • another object of the present invention is to form a cap and the packing portion is formed by the double injection molding sealing food container to achieve the improvement of the sealing force, and to reduce the production cost, failure rate and failure rate by omission of a separate process To provide a manufacturing method.
  • another object of the present invention is to provide a food container manufacturing method for sealing to provide a more stable grip by preventing the user's hand slipping when opening and closing the cap by forming an opening and closing handle portion on the upper surface of the cap.
  • another object of the present invention is to produce a closed food container manufacturing method of reducing the production cost by omitting the process of forming the opening and closing handle separately by double injection molding the packing portion and the opening and closing handle portion together in the primary injection-molded cap. To provide.
  • the present invention is a method for producing a food container for sealing using an injection molding machine, (a) a cap body forming the body of the cap, the cap body An outer protrusion extending downward from an edge of the inner protrusion, an inner protrusion extending downward from a lower surface of the cap body to form a packing groove between the outer protrusion and a through connection from an upper surface of the cap body to the packing groove; Primary injection molding the cap including the injection molding passage to (b) the first injection-molded cap in the step (a), the packing portion and the opening and closing handle of the same material through the injection molding passage, respectively Second injection molding on the packing groove and the upper surface of the cap body.
  • the packing part may include an upper packing inserted into the packing groove, a side packing extending from the upper packing and fixed to an inner side of the outer protrusion, and a leakage preventing protrusion protruding from an inner side of the side packing. It features.
  • the cap is characterized in that it further comprises a locking wing that is formed in the hinge portion connected to the cap at one end and a hook is formed on the inner surface.
  • the present invention (c) comprises a locking projection protruding along the inner space and the outer surface containing the food, and further comprises the step of injection molding the container portion engaging with the cap.
  • the hook is characterized in that coupled to the locking jaw in accordance with the rotation of the hinge portion.
  • the cap and the packing part is formed by double injection molding, thereby improving the sealing force, and producing a food container for sealing to achieve a reduction in production cost, a failure rate and a failure rate according to a separate process omitted. Can provide.
  • an opening and closing handle portion on the upper surface of the cap to prevent the user's hand slip when opening and closing the cap can provide a food container manufacturing method for sealing to give a more stable grip.
  • FIG. 1 is a view showing a conventional food container sold in circulation containing state.
  • FIG. 2 is a perspective view of a food container for sealing according to a preferred embodiment of the present invention.
  • FIG 3 is a top view and a cross-sectional enlarged view of a cap according to a preferred embodiment of the present invention.
  • FIG. 4 is a bottom view and a cross-sectional enlarged view of a cap according to a preferred embodiment of the present invention.
  • FIG. 5 is a cross-sectional view of a cap according to a preferred embodiment of the present invention.
  • FIG. 6 is a cross-sectional view of the container portion according to a preferred embodiment of the present invention.
  • FIG. 7 is a cross-sectional view of the combination of the cap and the container according to a preferred embodiment of the present invention.
  • FIG. 8 is an enlarged view illustrating main parts of the cap and the container unit according to the preferred embodiment of the present invention.
  • FIG. 9 is a view showing a user opening and closing the cap according to a preferred embodiment of the present invention.
  • FIG. 10 is a flowchart illustrating a method of manufacturing a food container for sealing according to a preferred embodiment of the present invention.
  • FIG. 2 is a perspective view of a food container for sealing according to a preferred embodiment of the present invention
  • Figure 3 is a top view and a cross-sectional enlarged view of the cap according to a preferred embodiment of the present invention.
  • Figure 5 is a cross-sectional view of the cap according to a preferred embodiment of the present invention.
  • Food container for sealing includes a container portion 300, cap 100 and the packing portion 130.
  • the container part 300 is to contain foods of jang ( ⁇ ) such as red pepper paste, miso, ssamjang, etc., and has an inner space open to the upper side.
  • jang such as red pepper paste, miso, ssamjang, etc.
  • the sealing film 200 may be attached to the upper end surface 305 of the container part in order to protect the sealing food during the sealing and distribution process.
  • This sealing film 200 is later removed by the buyer to eat the food inside the food.
  • Cap 100 is coupled to the upper side of the container portion 300 serves to cover the container portion 300, the sealing film 200, as well as the container portion 300 is attached to the sealing film 200 is removed It can also be combined with the container portion 300 later.
  • the cap 100 includes a cap body 110, an outer protrusion 120 and an inner protrusion 122.
  • Cap body 110 is to form a body of the cap 100, it is preferable to have a plate shape as shown in Figure 2 to cover the container portion 300, but serves to cover the container portion 300 Any shape to do may be sufficient.
  • the outer protrusion 120 is a portion extending downward from the edge of the cap body 110, surrounds the edge of the cap 100 and forms a side portion of the cap 100, the later side packing 132 is It is located.
  • the inner protrusion 122 is formed further inward in the center direction of the cap 100 than the outer protrusion 120 and extends downward from the lower surface of the cap body 110 to be packed between the outer protrusion 120.
  • the groove 125 is formed.
  • the height of the inner protrusion 122 is preferably lower than the outer protrusion 120 as shown in FIG. 3.
  • the inner protrusion 122 is formed to surround the center of the cap 100 at a predetermined distance from the outer protrusion 120, a predetermined gap formed with the outer protrusion 120 becomes the packing groove 125.
  • the cap 100 is injection-molded by an injection mold machine, and in the present invention, the cap 100 is a first injection-molded product in preparation for the second injection molding.
  • the cap 100 is preferably made of a synthetic resin such as plastic, but may be said to be any material capable of injection molding.
  • the packing part 130 includes an upper packing 131 and a side packing 132, and performs sealing of the container part 300 through tight coupling with the upper part of the container part 300. It is preferable that it is the same thermoplastic rubber.
  • the upper packing 131 is inserted into the packing groove 125 formed between the inner protrusion 122 and the outer protrusion 120 as a whole, and the lower surface of the upper packing 131 is later the upper end of the container portion 305. Close contact with
  • the side packing 132 is formed to extend from the upper packing 131, and is formed to be fixed along the entire inner surface of the outer protrusion 120, and then closely adheres to the outer surface of the upper portion 310 of the container part.
  • the packing part 130 is formed in the cap 100, the internal sealing may be continuously performed even after the sealing film 200 attached to the inside is removed, and the upper packing 131 may be formed in a narrow range. Not only the sealing but also the sealing by the side packing 132 made in a relatively wide range can provide a more excellent sealing force.
  • the leakage preventing protrusion 135 protruding therefrom is formed on the inner surface of the side packing 132.
  • the leakage preventing protrusion 135 is formed to surround the entire inner surface of the side packing 132, but one leakage preventing protrusion 135 is illustrated in FIG. 5, but the number may be one or more.
  • the leakage preventing protrusion 135 is protruded, and thus, due to its material characteristics,
  • the container 300 is pressed by the container part 300, and is closely contacted with the outer surface of the upper part of the container part 310 by a stronger force by the restoring force generated in the pressed state, thereby providing a higher sealing force than the side packing 132 having a simple flat surface. It can be provided.
  • the container part 300 has an upper surface 305 of the container part with or without the sealing film 200 attached thereto, and an upper packing 131 is in close contact with the container part 300, and an outer surface of the container part 300 with the side packing 132. It is formed in a shape that is in close contact with.
  • the packing part 130 is preferably secondary injection molded in the cap 100, which is a primary injection molding, and is integrally formed with the cap 100.
  • Double injection molding is a method in which two materials (or resins of different colors) are applied to a single part, and two sets of molds are integrally installed in the molding apparatus of the injection molding machine, and the first resin is first injected into the primary mold.
  • the secondary resin material of the secondary injection molding
  • the primary injection molding is injected into the space between the cavity of the secondary mold and the primary injection molding to form the primary injection molding and the secondary injection molding integrally. to be.
  • Such double injection molding has been variously applied to electronic products, household goods or mobile phones.
  • the cap 100 and the packing part 130 are integrally formed by inserting the material of the packing part 130, which is the second injection molding product, into the cap 100 that is primary injection molded in the injection mold machine.
  • cap 100 and the packing part 130 are double injection molded, a separate assembly process is not necessary, and a space does not occur between the packing part 130 and the cap 100, and thus, the above-described problem is eliminated. .
  • Food container for sealing according to a preferred embodiment of the present invention further includes an opening and closing handle 160.
  • Opening and closing handle 160 is formed on the upper surface of the cap 100, the material is preferably the same as the material of the packing 130, such as silicone rubber.
  • the opening and closing handle portion 160 By installing the opening and closing handle portion 160 on the upper surface of the cap 100, the user's hand for opening and closing the cap 100 by the high friction force of the rubber characteristics does not slip, the user's opening and closing by the soft properties of the rubber characteristics I can improve a feeling.
  • opening and closing handle 160 is formed on only a part of the upper surface on both sides of the cap body 110 in Figures 2 and 3, the shape may be changed in various ways.
  • the opening and closing handle 160 is also formed by the double injection molding, such as the above-described packing portion 130 is preferably formed integrally with the cap 100.
  • the cap 100 which is the primary injection molding, is moved to the secondary mold, and then the opening and closing handle 160 is made of silicon rubber or the like to form the opening and closing handle 160 on the upper surface of the cap 100. It is.
  • the opening and closing handle 160 By double injection molding the opening and closing handle 160, it is possible to omit the step of assembling the separately prepared opening and closing handle 160 to reduce the production cost, even if used for a long time, the opening and closing handle 160 is cap 100 Will reduce the risk of falling.
  • the opening and closing handle 160 and the packing 130 is double injection molded together in the cap 100 which is the primary injection molding is formed integrally with the cap 100.
  • the cap 100 further includes an injection molding passage 170 penetrating the upper surface of the cap 100 in order to simultaneously injection molding the opening / closing handle portion 160 and the packing portion 130 formed therein. Include.
  • opening and closing handle 160 and the packing 130 are formed by the same injection, they are made of the same material, and the injection molding passage 170 is also sealed by the same material by secondary injection.
  • the opening / closing handle 160 and the packing 130 are connected to the injection molding passage 170 to be integrally formed.
  • FIG. 3 illustrates a case in which two opening / closing handle portions 160 are formed on both sides of the cap 100. Therefore, two injection molding passages 170 are formed, one for each opening / closing handle 160.
  • the injection molding passage 170 since the injection molding passage 170 has the packing part 130 in the packing groove 125, the injection molding passage 170 penetrates from the upper surface of the cap body 110 in which the opening / closing handle part 160 is located to the packing groove 125. It is preferable.
  • Figure 7 is a cross-sectional view of the combination of the cap and the container portion according to a preferred embodiment of the present invention.
  • FIG. 8 is an enlarged view of main parts when the cap and the container unit are coupled according to a preferred embodiment of the present invention
  • FIG. 9 is a view showing a user opening and closing the cap according to a preferred embodiment of the present invention.
  • the container portion 300 includes a locking jaw 320, the cap 100 further includes a lock wing 140.
  • the locking jaw 320 surrounds the outer surface of the container part 300 and is formed to protrude from the outer surface, and a locking groove 322 into which the hook 145 of the lock wing 140 can be inserted later is formed on the lower surface thereof. It is preferable to be.
  • the lock wing 140 is for locking the cap 100 to the container part 300, and a hinge portion 142 is formed at one end of the lock wing 140 connected to the cap 100 and the lock wing 140.
  • a hinge portion 142 is formed at one end of the lock wing 140 connected to the cap 100 and the lock wing 140.
  • In the inner surface of the hook 145 is engaged with the engaging projection 320 is formed in accordance with the rotation of the hinge portion 142 is formed.
  • Locking wing 140 is preferably formed to extend from both opposite outer surfaces of the cap 100 as shown in Figure 2, the number may vary in accordance with the shape of the food container.
  • the hinge portion 142 is formed to be thin in thickness, it is possible to enable the rotation of the lock wing 140.
  • the hook 145 When the hook 145 is coupled to the locking jaw 320 as shown in FIG. 8, the hook 145 is preferably protruded to be inclined upwardly with respect to the inner surface of the locking wing 140.
  • the purchaser or the like covers the container part 300 with the cap 100 to seal and protect the container part 300.
  • the container upper end surface 305 is in close contact with the upper packing 131
  • the outer surface of the container upper portion 310 is in close contact with the side packing 132, and also in close contact with the leakage preventing protrusion 135.
  • the purchaser rotates the lock wing 140 to insert the hook 145 into the locking jaw 320 to lock the cap 100 to the container 300.
  • the thumb is located on the opening and closing handle 160 to hold the food container so that the thumb does not slip, the locking wing 140 using the index finger or the like. Rotate upward or downward to open and close.
  • FIG. 10 is a flowchart illustrating a method of manufacturing a food container for sealing according to a preferred embodiment of the present invention.
  • FIG. 10 looks at the food container manufacturing method for sealing according to a preferred embodiment of the present invention.
  • the double injection molding is already described above by the primary mold and the secondary mold installed in the injection molding machine.
  • the primary resin is injected into the cavity of the primary mold to primary injection molding the cap 100 (S100).
  • a hinge portion 142 connected to the cap 100 is formed at one end and a locking wing (145) is formed at the inner surface ( It is preferable to mold the 140 together.
  • the injection molded cap 100 in the first injection molding step (S100) is positioned as a cavity of the secondary mold, and then the secondary resin is injected to seal the packing part 130 and the opening / closing handle part 160.
  • the packing part 130 is formed on the packing groove 125 side inside the cap 100, and the opening / closing handle part 160 is formed on the upper surface of the outside of the cap 100 so that the secondary resin is formed through the injection molding passage 170. Allow injection.
  • the shape of the packing part 130 is formed by extending from the upper packing 131, the upper packing 131 is inserted into the packing groove 125, the side packing 132 is fixed to the inner surface of the outer protrusion 120 And a leakage preventing protrusion 135 protruding from an inner side surface of the side packing 132.
  • the opening and closing handle 160 is formed as a thin coating to a predetermined size to prevent slipping on the upper surface of the cap body (110).
  • the container part 300 is injection molded in a separate process from the first injection molding step S100 and the second injection molding step S110 (S105).
  • the container unit 300 preferably includes a locking step 320 protruding along the inner space and the outer surface of the food containing the longevity.
  • the food item to be distributed for sale is put into the container part 300 (S120), and the sealing film 200 is attached to the upper surface of the container part 300 (S130).
  • the hook 145 of the lock wing 140 is coupled to the locking jaw 320 of the container part 300 to lock the cap 100 and the container part 300 (S140).

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Closures For Containers (AREA)
  • Vacuum Packaging (AREA)
  • Table Devices Or Equipment (AREA)

Abstract

La présente invention se rapporte à un procédé de fabrication d'un récipient de stockage alimentaire hermétique qui présente une meilleure caractéristique hermétique que le récipient hermétique existant, améliore la caractéristique hermétique par le biais d'un moulage par injection double, et peut réduire le coût de fabrication, le taux d'erreurs et le taux de défaillances grâce à la suppression de processus supplémentaires.
PCT/KR2011/001836 2010-04-21 2011-03-16 Procédé de fabrication d'un récipient de stockage alimentaire hermétique WO2011132857A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2010-0037025 2010-04-21
KR1020100037025A KR20110117520A (ko) 2010-04-21 2010-04-21 밀폐용 식품 용기 제조 방법

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WO2011132857A2 true WO2011132857A2 (fr) 2011-10-27
WO2011132857A3 WO2011132857A3 (fr) 2012-01-19

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KR101755714B1 (ko) 2011-11-11 2017-07-10 현대자동차주식회사 변속기의 샤프트 댐퍼

Citations (4)

* Cited by examiner, † Cited by third party
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