[go: up one dir, main page]

US20180086511A1 - Pulp-molded lid and molding device thereof - Google Patents

Pulp-molded lid and molding device thereof Download PDF

Info

Publication number
US20180086511A1
US20180086511A1 US15/595,893 US201715595893A US2018086511A1 US 20180086511 A1 US20180086511 A1 US 20180086511A1 US 201715595893 A US201715595893 A US 201715595893A US 2018086511 A1 US2018086511 A1 US 2018086511A1
Authority
US
United States
Prior art keywords
pulp
lid
molding
molding die
molded
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US15/595,893
Other languages
English (en)
Inventor
Ming-Chih Lin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanho Agricultural Energy Technology Ltd
Original Assignee
Sanho Agricultural Energy Technology Ltd
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 Sanho Agricultural Energy Technology Ltd filed Critical Sanho Agricultural Energy Technology Ltd
Assigned to Sanho Agricultural Energy Technology Ltd. reassignment Sanho Agricultural Energy Technology Ltd. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: LIN, MING-CHIH
Publication of US20180086511A1 publication Critical patent/US20180086511A1/en
Priority to US16/594,018 priority Critical patent/US20200032460A1/en
Abandoned legal-status Critical Current

Links

Images

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
    • D21J5/00—Manufacture of hollow articles by transferring sheets, produced from fibres suspensions or papier-mâché by suction on wire-net moulds, to couch-moulds
    • 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
    • B65D43/00—Lids or covers for rigid or semi-rigid containers
    • B65D43/02—Removable lids or covers
    • B65D43/0202—Removable lids or covers without integral tamper element
    • B65D43/0204—Removable lids or covers without integral tamper element secured by snapping over beads or projections
    • B65D43/0212—Removable lids or covers without integral tamper element secured by snapping over beads or projections only on the outside, or a part turned to the outside, of the mouth
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47G—HOUSEHOLD OR TABLE EQUIPMENT
    • A47G19/00—Table service
    • A47G19/02—Plates, dishes or the like
    • A47G19/06—Plates with integral holders for spoons, glasses, or the like
    • A47G19/065—Plates with integral holders for spoons, glasses, or the like with thumb holes, handles or the like enabling the user to support the plate from below
    • 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
    • B65D43/00—Lids or covers for rigid or semi-rigid containers
    • B65D43/02—Removable lids or covers
    • B65D43/06—Removable lids or covers having a peripheral channel embracing the rim of the container
    • B65D43/065—Removable lids or covers having a peripheral channel embracing the rim of the container the peripheral channel having an inverted U-shape
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
    • D21J3/00—Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds
    • D21J3/10—Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds of hollow bodies
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
    • D21J7/00—Manufacture of hollow articles from fibre suspensions or papier-mâché by deposition of fibres in or on a wire-net mould
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00018—Overall construction of the lid
    • B65D2543/00064—Shape of the outer periphery
    • B65D2543/00074—Shape of the outer periphery curved
    • B65D2543/00092—Shape of the outer periphery curved circular
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00018—Overall construction of the lid
    • B65D2543/00259—Materials used
    • B65D2543/00268—Paper
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00342—Central part of the lid
    • B65D2543/00351—Dome-like
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00481—Contact between the container and the lid on the inside or the outside of the container
    • B65D2543/0049—Contact between the container and the lid on the inside or the outside of the container on the inside, or a part turned to the inside of the mouth of the container
    • B65D2543/00509—Cup
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00481—Contact between the container and the lid on the inside or the outside of the container
    • B65D2543/00537—Contact between the container and the lid on the inside or the outside of the container on the outside, or a part turned to the outside of the mouth of the container
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00481—Contact between the container and the lid on the inside or the outside of the container
    • B65D2543/00555—Contact between the container and the lid on the inside or the outside of the container on both the inside and the outside
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00592—Snapping means
    • B65D2543/00601—Snapping means on the container
    • B65D2543/00611—Profiles
    • B65D2543/00629—Massive bead
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00592—Snapping means
    • B65D2543/00601—Snapping means on the container
    • B65D2543/00675—Periphery concerned
    • B65D2543/00685—Totality
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00592—Snapping means
    • B65D2543/00712—Snapping means on the lid
    • B65D2543/00722—Profiles
    • B65D2543/00731—Groove or hollow bead
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00592—Snapping means
    • B65D2543/00712—Snapping means on the lid
    • B65D2543/00787—Periphery concerned
    • B65D2543/00796—Totality

Definitions

  • Taiwanese application number 105130752 filed on Sep. 23, 2016 to TIPO, the disclosure of which is hereby incorporated by reference herein in its entirety.
  • the present disclosure relates to a pulp-molded lid, particularly a pulp-molded lid and a molding device thereof wherein the pulp-molded lid comprises a snap-fit section which is formed with the pulp-molded lid integrally and coupled with a cup.
  • Paper cups and bowls are disposable consumables ubiquitous in our daily lives.
  • the manufacturers considering costs of manufacturing materials and requests for distinct products have created various methods to manufacture these disposable consumables.
  • a manufacturer should deposit paper pulp to a certain thickness for molding.
  • paper products are extruded from a thicker layer of deposited paper pulp in a conventional manufacturing process which aims at manufacturing thinner paper cups or bowls, it is quite often to see the appearance of convex edges or irregular surface wrinkles of the paper products. These disfigures the aesthetic exteriors or structural strength of those paper products.
  • pulp molding also known as the pulp die molding method
  • pulp die molding method an appropriate manufacturing process based on pulp molding (also known as the pulp die molding method) developed recently is applicable to paper products with a certain thickness.
  • the inside embossed or barb-like patterns which contribute to securing the combination of a cup lid and a paper cup are mostly disposed on the rim and/or the snap-fit section of an ordinary pulp-molded cup lid and shaped on a formed lid in a secondary local roll-extrusion process.
  • an integrated pulp-molded lid provided in the present disclosure reduces manufacturing time and costs.
  • the pulp-molded lid comprises a central section and a rim section which encircles the central section, accommodates an upper wall edge of an external container coupled with the pulp-molded lid, and clamps the wall edge of the external container.
  • the rim section comprises a snap-fit section, which is downwardly connected with the upper wall edge of the external container, manufactured with the central section as well as the rim section integrally, and further coupled with a protrusion encircling the external container for a firm combination of the pulp-molded lid and the external container when the rim section clamps the upper wall edge of the external container.
  • the present disclosure provides a molding device of a pulp-molded lid which comprises a first lid molding die and a second lid molding die:
  • the first lid molding die comprises a first molding unit with a center molding part for shaping of the corresponding central section of the pulp-molded lid and a rim molding part for shaping of the corresponding rim section of the pulp-molded lid;
  • the rim molding part comprises a snap-fit molding part recessed from an outer edge of the rim molding part and situated at one side far away from the center molding part for shaping of the snap-fit section of the pulp-molded lid;
  • the second lid molding die comprises a second molding unit for shaping of a corresponding exterior profile of the pulp-molded lid.
  • a manufacturing process of a pulp-molded lid in the present disclosure is similar to that of a conventional pulp-molded lid in general.
  • the elastic pulp-molded lid features the snap-fit section which is slightly deformed for separation from the snap-fit molding part in a de-molding process and characteristic of a profile similar to that of the snap-fit molding part.
  • the snap-fit section is coupled with a protrusion extended outward from a cup rim of an external container which is to be connected to the snap-fit section at the pulp-molded lid as required in standards of product manufacturing.
  • FIG. 1 is a sectional view of a pulp-molded lid
  • FIG. 2 is a sectional view which illustrates both a pulp-molded lid and an external container joined together;
  • FIG. 3 is a schematic view which illustrates a second lid molding die in a molding device of a pulp-molded lid
  • FIG. 4 is a schematic view which illustrates a first lid molding die in a molding device of a pulp-molded lid
  • FIG. 5 is a sectional view which illustrates a molding device of a pulp-molded lid in disengaged status
  • FIG. 6 is a sectional view of a lid pulp-sucking and molding device for a pulp-molded lid
  • FIG. 7A is the first schematic view which illustrates a molding device of a pulp-molded lid in a de-molding process
  • FIG. 7B is the second schematic view which illustrates a molding device of a pulp-molded lid in a de-molding process
  • FIG. 7C is the third schematic view which illustrates a molding device of a pulp-molded lid in a de-molding process.
  • FIG. 8 is a flow diagram for steps in a manufacturing process of using a molding device of a pulp-molded lid.
  • FIG. 1 is a sectional view of a pulp-molded lid 1 comprising a central section 10 and a rim section 12 encircling the central section 10 and having two side walls and a top edge part for development of an inverted U-shaped profile and further an annular snap-fit section 14 at an inner surface of the rim section 12 being disposed away from a side wall of the central section 10 and protruding inward.
  • FIG. 2 which illustrates the pulp-molded lid 1 easily connected and coupled with an external container 3 by means of the rim section 12 clamps the entire upper edge of an exterior wall of the external container 3 preferably.
  • the snap-fit section 14 abuts and contacts a protrusion 300 outwardly raised or rolled from the upper edge of an exterior wall of the external container 3 , contributing to a better combination of the pulp-molded lid 1 and the external container 3 .
  • the rim section 12 or the snap-fit section 14 is designed to secure the pulp-molded lid 1 and the external container 3 as required in standards of product manufacturing.
  • the pulp-molded lid 1 in FIG. 1 comprises the circular central section 10 with a convex part raised from the edge and a concave part at the center of the central section 10 in an embodiment; the central section 10 comprises an opening from which beverages inside are drawn and a perforation drilled or pressed into the concave part to balance pressure in a container filled with beverages.
  • the opening or the perforation is not a primary technical feature for a pulp-molded lid herein.
  • FIGS. 3 to 5 which illustrate a molding device of a pulp-molded lid comprises a first lid molding die 22 and a second lid molding die 20 .
  • the first lid molding die 22 comprises a first molding unit 220 with a center molding part 2201 and a rim molding part 2202 wherein the center molding part 2201 and the rim molding part 2202 are used in shaping an interior profile of the central section 10 of the pulp-molded lid 1 and an interior profile of the rim section 12 of the pulp-molded lid 1 , respectively.
  • the first lid molding die 22 comprises a snap-fit molding part 2203 which is designed on the rim molding part 2202 for shaping of the rim section 12 and at one side far away from the central section 10 and used to form the snap-fit section 14 of the pulp-molded lid 1 ;
  • the second lid molding die 20 comprises a second molding unit 200 designed at one side and used in shaping an exterior profile of the pulp-molded lid 1 .
  • each of the pore channels 2204 is opened on an outer edge of the rim molding part 2202 of the first molding unit 220 , between the center molding part 2201 and the rim molding part 2202 , and the topmost end of the center molding part 2201 .
  • the strainer 226 lowered into a pulp tank makes paper pulp subside in a first lid pulp-sucking and molding die 22 A as no pulp fibers migrate across the strainer 26 and each of the pore channels 2204 from which external air is drawn provides suction to absorb pulp fibers, draining excessive water without jams of the pore channels 2204 and shaping a raw pulp-molded lid 1 inside the first lid pulp-sucking and molding die 22 A. Furthermore, a plurality of pore channels 2021 are opened on the second molding unit 200 of the second lid molding die 20 for development of a second lid pulp-sucking and molding die 20 A.
  • each of the pore channels 2021 is further opened on an outer edge of the second molding unit 200 and opposite to the center molding part 2201 as well as the rim molding part 2202 of the first molding unit 220 .
  • the second lid pulp-sucking and molding die 20 A and the first lid pulp-sucking and molding die 22 A are coupled with each other for supply of suction induced by outward exhaled air to the pore channels 2021 through which a raw pulp-molded lid is sucked by the second lid pulp-sucking and molding die 20 A from the first lid pulp-sucking and molding die 22 A.
  • a first lid heating and molding die which is heated directly or via thermal conduction to increase temperature of the first molding unit 220 inside and dry paper pulp
  • a second lid heating and molding die which is heated directly or via thermal conduction to increase temperature of the second molding unit 200 inside and dry paper pulp
  • FIGS. 7A, 7B and 7C are schematic views illustrating a molding device of a pulp-molded lid in a de-molding process.
  • a pulp-molded lid is drawn by the corresponding second lid pulp-sucking and molding die 20 A and removed from the first lid pulp-sucking and molding die 22 A in a continuous process, as shown in schematic partial enlargement views which present a relationship between the snap-fit molding part 2203 at the edge of the first lid molding die 22 or the first lid pulp-sucking and molding die 22 A and the pulp-molded lid 1 .
  • FIG. 7A illustrates status before a de-molding process that the raw pulp-molded lid 1 shaped in a pulp molding process is securely attached to and matches the profile of the snap-fit molding part 2203 at the edge of the first lid molding die 22 through the strainer 226 and the snap-fit section 14 of the pulp-molded lid 1 fits into the strainer 226 .
  • FIG. 7B which illustrates the raw pulp-molded lid 1 shaped in a pulp molding process is drawn by the second lid pulp-sucking and molding die 20 A and gradually separated from the first lid molding die 22 in the first lid pulp-sucking and molding die 22 A as well as the attached strainer 226 .
  • the snap-fit section 14 of the pulp-molded lid 1 which is made of flexible paper and extended a bit, is being removed from but still squeezed by the snap-fit molding part 2203 and slightly deformed in a de-molding process of separating a die from the other upward.
  • FIG. 7C which illustrates the raw pulp-molded lid 1 shaped in a pulp molding process is drawn by the second lid pulp-sucking and molding die 20 A and totally separated from the first lid molding die 22 as well as the attached strainer 226 . As shown in FIG. 7C , which illustrates the raw pulp-molded lid 1 shaped in a pulp molding process is drawn by the second lid pulp-sucking and molding die 20 A and totally separated from the first lid molding die 22 as well as the attached strainer 226 . As shown in FIG.
  • the snap-fit section 14 of the pulp-molded lid 1 which was separated from the first lid pulp-sucking and molding die 22 A and deformed partially, is slightly reconstituted and overall matches the profile of the snap-fit molding part 2203 as appropriate but possibly leaves some distinct squeezed and deformed or truncated parts which have no adverse effect on a pulp-molded lid with a manufacturing process corrected for better fastening strength between the snap-fit section 14 and a convex part of an external container 3 .
  • FIG. 8 which illustrates a flow diagram for a manufacturing process of using a molding device of a pulp-molded lid to shape a pulp-molded lid according to steps as follows:
  • Step S 801 the first molding unit is covered with pulp slurry when the first lid pulp-sucking and molding die is immersed in pulp slurry.
  • Step S 802 the first lid pulp-sucking and molding die is removed from pulp slurry and excessive water, which is included in pulp slurry deposited on the first molding unit and unused in a manufacturing process, is drained from the pore channels and the strainer.
  • Step S 803 the second lid pulp-sucking and molding die is driven to fit into the first lid pulp-sucking and molding die so that a raw lid featuring a profile similar to that of a desired pulp-molded lid is shaped with dehydrated paper pulp adhered to and matching the strainer on the first molding unit.
  • Step S 804 the raw lid is sucked by the second lid pulp-sucking and molding die through the pore channels for separation from the first lid pulp-sucking and molding die in a de-molding process.
  • Step S 805 the raw lid is held in the first lid heating and molding die with which the second lid pulp-sucking and molding die is coupled.
  • Step S 806 the second lid heating and molding die is driven to fit into the first lid heating and molding die completely for sealing the raw lid between the first and second lid heating and molding dies.
  • Step S 807 the raw lid is heated and dried by the first lid heating and molding die as well as the second lid heating and molding die and totally dehydrated for shaping of the pulp-molded lid.
  • Step S 808 the pulp-molded lid is sucked by the second lid heating and molding die for separation.
  • a pulp-molded lid is shaped.
  • the profile of a first molding unit (a second molding unit) in a lid pulp-sucking and molding die is exchanged to the profile of a second molding unit (a first molding unit).
  • a molding unit to shape an exterior profile of a pulp-molded lid is first immersed in pulp slurry and driven to fit into another molding unit which is used to shape an interior profile of a snap-fit section on the pulp-molded lid, a pulp-molded lid featuring an identical profile can be created with two dies at reversed positions.
  • a pulp-molded lid and a molding device thereof for once-and-for-all die molding of a snap-fit section in the patent application which are innovative work in technical ideas and features several effects in contrast to conventional molded lids, meets novelty and non-obviousness for patentability.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
  • Paper (AREA)
  • Closures For Containers (AREA)
  • Making Paper Articles (AREA)
US15/595,893 2016-09-23 2017-05-15 Pulp-molded lid and molding device thereof Abandoned US20180086511A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US16/594,018 US20200032460A1 (en) 2016-09-23 2019-10-05 Pulp-molded container structure and molding device and method thereof

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW105130752 2016-09-23
TW105130752A TWI610007B (zh) 2016-09-23 2016-09-23 紙塑蓋體及其成形裝置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US16/594,018 Continuation-In-Part US20200032460A1 (en) 2016-09-23 2019-10-05 Pulp-molded container structure and molding device and method thereof

Publications (1)

Publication Number Publication Date
US20180086511A1 true US20180086511A1 (en) 2018-03-29

Family

ID=61688256

Family Applications (1)

Application Number Title Priority Date Filing Date
US15/595,893 Abandoned US20180086511A1 (en) 2016-09-23 2017-05-15 Pulp-molded lid and molding device thereof

Country Status (3)

Country Link
US (1) US20180086511A1 (zh)
CN (1) CN107869094A (zh)
TW (1) TWI610007B (zh)

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2019202247B1 (en) * 2019-01-28 2020-05-21 Golden Arrow Printing Technology (Kunshan) Co., Ltd. Pulp-molded paper lid for beverage cup and method for fabricating the same
WO2020151579A1 (zh) * 2019-01-21 2020-07-30 江天 一种容器盖卡缘的加工模具
JP2020525359A (ja) * 2018-05-29 2020-08-27 佛山市美萬邦科技有限公司 紙コップカバー
WO2021045195A1 (ja) * 2019-09-05 2021-03-11 王子ホールディングス株式会社 パルプモールド蓋およびその製造方法
JP2021041995A (ja) * 2019-09-05 2021-03-18 王子ホールディングス株式会社 パルプモールド蓋およびその製造方法
WO2021142505A1 (en) * 2020-01-18 2021-07-22 LIAO, Yun-Hsuan Paper pulp cup lids with double lock structure and its forming method
US20210237387A1 (en) * 2018-08-30 2021-08-05 Tokan Kogyo Co., Ltd. Paper lid production method
CN113840780A (zh) * 2019-05-16 2021-12-24 凸版印刷株式会社 罩部件、罩部件的制造方法以及纸浆模塑成型用模具
CN114056744A (zh) * 2020-08-06 2022-02-18 萨克米伊莫拉机械合作社合作公司 用于容器的盖和相关生产方法
WO2022066149A1 (en) * 2020-09-22 2022-03-31 Hewlett-Packard Development Company, L.P. Transfer screens to be 3d fabricated with determined pore placements
GB2600700A (en) * 2020-11-04 2022-05-11 Diageo Great Britain Ltd A system and method for forming a moulded article
EP3971102A4 (en) * 2019-05-16 2022-07-13 Toppan Inc. COVER MATERIAL, METHOD OF MANUFACTURE OF A COVER MATERIAL AND SECONDARY PROCESSING FORM FOR USE IN MANUFACTURE OF A COVER MATERIAL
JP2022127184A (ja) * 2021-02-19 2022-08-31 王子ホールディングス株式会社 蓋体
EP4011798A4 (en) * 2019-11-01 2022-10-26 KY7 Inc. LID ELEMENT AND ITS MANUFACTURING PROCESS
US11560673B2 (en) 2019-01-31 2023-01-24 Be Green Packaging Llc Pulp molding production line and processing method thereof
US11572220B2 (en) 2018-09-04 2023-02-07 Tokan Kogyo Co., Ltd. Paper lid
EP4035570A4 (en) * 2019-09-25 2023-10-25 Be Green Packaging Co., Ltd. COVER AND ITS MANUFACTURING METHOD
US20240009952A1 (en) * 2022-01-05 2024-01-11 Goldenpackage Co., Ltd. Paper lid for food container and method of manufacturng the same
US20240198557A1 (en) * 2022-12-20 2024-06-20 Krones Ag Method for producing a container comprising fibers with a rim comprising fibers, a container comprising fibers, and a device for carrying out the method
US12031271B2 (en) 2019-01-31 2024-07-09 Shurcon Manufacturing, Inc. Transfer device applied to pulp molded manipulator, and production line
EP4410701A1 (en) 2023-02-01 2024-08-07 Golden Arrow Printing Technology (Kunshan) Co., Ltd. Pulp-molded cup lid with leakproof structure
US20240294307A1 (en) * 2021-10-14 2024-09-05 Shurcon Manufacturing (Zhejiang) Co, Ltd Pulp molded cup lid and manufacturing method therefor
US12180657B2 (en) 2019-01-03 2024-12-31 Celwise Ab Pick-up press device and method of producing a 3D-molded product from a pulp slurry
EP4553224A1 (de) * 2023-11-13 2025-05-14 KIEFEL GmbH Formwerkzeug zur herstellung eines deckels aus faserhaltigem material, deckel und formteil aus faserhaltigem material

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208658569U (zh) * 2018-01-16 2019-03-29 江苏绿森包装有限公司 负角度纸浆模塑杯盖
CN108945776A (zh) * 2018-08-14 2018-12-07 常州市诚鑫环保科技有限公司 纸塑掀口杯盖
CN109132174B (zh) * 2018-09-14 2024-03-15 郑天波 一种植物纤维模塑杯盖
CN110067159B (zh) * 2019-06-05 2020-11-27 上海英正辉环保设备有限公司 纸浆模塑容器盖的加工方法
WO2021000059A1 (zh) * 2019-07-02 2021-01-07 佛山市美万邦科技有限公司 纸塑杯盖上成型内凹弧之制造模具、制造方法及成品
CN112176779B (zh) * 2019-07-02 2024-12-13 佛山市美万邦科技有限公司 纸塑杯盖上成型内凹弧之制造模具、制造方法及成品
CN110641825A (zh) * 2019-10-29 2020-01-03 浙江欧亚轻工装备制造有限公司 一种带内凸环的植物纤维模塑杯盖及制造方法
CN111206459B (zh) * 2020-01-09 2021-09-17 广西福斯派环保科技有限公司 模塑产品压制成型装置及其成型方法
WO2021226827A1 (zh) * 2020-05-12 2021-11-18 常州市诚鑫环保科技有限公司 可完全紧扣杯体的纸塑成型杯盖
CN113650943A (zh) * 2020-05-12 2021-11-16 常州市诚鑫环保科技有限公司 可完全紧扣杯体的纸塑成型杯盖
CN112796171B (zh) * 2021-01-19 2025-05-30 广东华工环源环保科技有限公司 一种杯盖成型模具及杯盖和纸浆模塑成型机
CN119840946A (zh) * 2021-08-16 2025-04-18 泉州梅洋塑胶五金制品有限公司 一种包装容器及其使用方法
US20240253868A1 (en) * 2022-03-23 2024-08-01 Foshan City Meiwanbang Technology Co., Ltd. Forming Structure for Internal Snap Ring of Pulp Molded Cup Lid

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007039093A (ja) * 2005-08-04 2007-02-15 Oji Paper Co Ltd 容器用紙蓋
US20140048552A1 (en) * 2012-08-17 2014-02-20 Gaoyuan WANG Pulp molded lid with non-reticulated inner and outer surfaces and process of manufacturing same
US20160319490A1 (en) * 2012-08-17 2016-11-03 Jinhua Gaoyuan Mould & Machinery Co., Ltd Method for Preparing a Pulp Molded Cup Lid with Buckles without Overlapping Curves on Both Surfaces

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2441403Y (zh) * 2000-09-06 2001-08-08 周友森 一次性杯、碗防溢盖
SE529164C2 (sv) * 2004-11-26 2007-05-22 Pakit Int Trading Co Inc Massaform och användning av massaform
WO2011152703A1 (en) * 2010-06-02 2011-12-08 Huhtamaki Molded Fiber Technology B.V. Moulded fiber lid
CN202184535U (zh) * 2011-07-22 2012-04-11 泉州市远东环保科技发展有限公司 一种纸浆模塑工艺制成的咖啡杯盖
CN202595578U (zh) * 2012-05-11 2012-12-12 广州华工环源模具有限公司 纸浆模塑制品生产系统
CN103504928B (zh) * 2012-06-19 2016-06-29 江峰 带点状凸起的纸浆模塑容器盖及其加工方法和热压模具
CN103603234B (zh) * 2013-10-17 2016-09-14 江峰 一种制造带有卡榫的纸浆模塑容器盖的热压定型模具
CN203668762U (zh) * 2013-10-17 2014-06-25 江峰 带有卡榫的纸浆模塑容器盖及其制造模具
CN104060502B (zh) * 2014-06-25 2016-01-06 郑天波 植物纤维模塑杯盖制品全自动制造方法及设备
CN105369695B (zh) * 2015-10-10 2017-11-07 上海英正辉环保设备有限公司 一种纸模塑抄坯深度脱水的工艺方法及模具结构
TWM538917U (zh) * 2016-09-23 2017-04-01 Hsing Chung Molded Pulp Co Ltd 紙塑蓋體及其成形裝置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007039093A (ja) * 2005-08-04 2007-02-15 Oji Paper Co Ltd 容器用紙蓋
US20140048552A1 (en) * 2012-08-17 2014-02-20 Gaoyuan WANG Pulp molded lid with non-reticulated inner and outer surfaces and process of manufacturing same
US20160319490A1 (en) * 2012-08-17 2016-11-03 Jinhua Gaoyuan Mould & Machinery Co., Ltd Method for Preparing a Pulp Molded Cup Lid with Buckles without Overlapping Curves on Both Surfaces

Cited By (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020525359A (ja) * 2018-05-29 2020-08-27 佛山市美萬邦科技有限公司 紙コップカバー
US11691373B2 (en) * 2018-08-30 2023-07-04 Tokan Kogyo Co., Ltd. Paper lid production method
US20210237387A1 (en) * 2018-08-30 2021-08-05 Tokan Kogyo Co., Ltd. Paper lid production method
US11572220B2 (en) 2018-09-04 2023-02-07 Tokan Kogyo Co., Ltd. Paper lid
US12180657B2 (en) 2019-01-03 2024-12-31 Celwise Ab Pick-up press device and method of producing a 3D-molded product from a pulp slurry
WO2020151579A1 (zh) * 2019-01-21 2020-07-30 江天 一种容器盖卡缘的加工模具
EP3686121A1 (en) * 2019-01-28 2020-07-29 Golden Arrow Printing Technology (Kunshan) Co., Ltd. Pulp-molded paper lid for beverage cup and method for fabricating the same
JP2020116366A (ja) * 2019-01-28 2020-08-06 ゴールデン アロー プリンティング テクノロジー（クンシャン）カンパニー，リミテッド 飲料コップ用のパルプ成形紙蓋及びその製造方法
AU2019202247B1 (en) * 2019-01-28 2020-05-21 Golden Arrow Printing Technology (Kunshan) Co., Ltd. Pulp-molded paper lid for beverage cup and method for fabricating the same
US11053051B2 (en) 2019-01-28 2021-07-06 Golden Arrow Printing Technology (Kunshan) Co., Ltd. Pulp-molded paper lid for beverage cup and method for fabricating the same
US12065783B2 (en) 2019-01-31 2024-08-20 Shurcon Manufacturing, Inc. Transfer device applied to robotic arm and production line for pulp molding
US11560673B2 (en) 2019-01-31 2023-01-24 Be Green Packaging Llc Pulp molding production line and processing method thereof
US12084812B2 (en) 2019-01-31 2024-09-10 Zhejiang Shurcon Manufacturing Co. Ltd. Pulp molding production line and processing method
US12031271B2 (en) 2019-01-31 2024-07-09 Shurcon Manufacturing, Inc. Transfer device applied to pulp molded manipulator, and production line
US11466410B2 (en) 2019-05-16 2022-10-11 Toppan Printing Co., Ltd. Lid, method of producing lid, and molds for forming molded pulp
EP3971104A4 (en) * 2019-05-16 2022-07-13 Toppan Inc. COVERING MATERIAL, METHOD OF MAKING COVERING MATERIAL AND PULP MOLDING MOLD
US11407565B2 (en) 2019-05-16 2022-08-09 Toppan Printing Co., Ltd. Cover, method of producing cover, and secondary processing die used for producing cover
EP3971102A4 (en) * 2019-05-16 2022-07-13 Toppan Inc. COVER MATERIAL, METHOD OF MANUFACTURE OF A COVER MATERIAL AND SECONDARY PROCESSING FORM FOR USE IN MANUFACTURE OF A COVER MATERIAL
CN113840780A (zh) * 2019-05-16 2021-12-24 凸版印刷株式会社 罩部件、罩部件的制造方法以及纸浆模塑成型用模具
WO2021045195A1 (ja) * 2019-09-05 2021-03-11 王子ホールディングス株式会社 パルプモールド蓋およびその製造方法
JP2021041995A (ja) * 2019-09-05 2021-03-18 王子ホールディングス株式会社 パルプモールド蓋およびその製造方法
JP7435372B2 (ja) 2019-09-05 2024-02-21 王子ホールディングス株式会社 パルプモールド蓋およびその製造方法
EP4035570A4 (en) * 2019-09-25 2023-10-25 Be Green Packaging Co., Ltd. COVER AND ITS MANUFACTURING METHOD
US12297014B2 (en) 2019-09-25 2025-05-13 Be Green Packaging Co., Ltd. Cover and manufacturing method therefor
EP4011798A4 (en) * 2019-11-01 2022-10-26 KY7 Inc. LID ELEMENT AND ITS MANUFACTURING PROCESS
WO2021142505A1 (en) * 2020-01-18 2021-07-22 LIAO, Yun-Hsuan Paper pulp cup lids with double lock structure and its forming method
CN114056744A (zh) * 2020-08-06 2022-02-18 萨克米伊莫拉机械合作社合作公司 用于容器的盖和相关生产方法
US12459205B2 (en) 2020-09-22 2025-11-04 Peridot Print Llc Transfer screens to be 3D fabricated with determined pore placements
WO2022066149A1 (en) * 2020-09-22 2022-03-31 Hewlett-Packard Development Company, L.P. Transfer screens to be 3d fabricated with determined pore placements
GB2600700B (en) * 2020-11-04 2023-07-12 Diageo Great Britain Ltd A system and method for forming a moulded article
US12473695B2 (en) 2020-11-04 2025-11-18 Diageo Great Britain Limited System and method for forming a moulded article
GB2600700A (en) * 2020-11-04 2022-05-11 Diageo Great Britain Ltd A system and method for forming a moulded article
JP2022127184A (ja) * 2021-02-19 2022-08-31 王子ホールディングス株式会社 蓋体
US20240294307A1 (en) * 2021-10-14 2024-09-05 Shurcon Manufacturing (Zhejiang) Co, Ltd Pulp molded cup lid and manufacturing method therefor
US12497215B2 (en) * 2021-10-14 2025-12-16 Shurcon Manufacturing (Zhejiang) Co, Ltd Pulp molded cup lid and manufacturing method therefor
US20240009952A1 (en) * 2022-01-05 2024-01-11 Goldenpackage Co., Ltd. Paper lid for food container and method of manufacturng the same
US12409628B2 (en) * 2022-01-05 2025-09-09 Goldenpackage Co., Ltd. Paper lid for food container and method of manufacturing the same
US20240198557A1 (en) * 2022-12-20 2024-06-20 Krones Ag Method for producing a container comprising fibers with a rim comprising fibers, a container comprising fibers, and a device for carrying out the method
US12351367B2 (en) 2023-02-01 2025-07-08 Golden Arrow Printing Technology (Kunshan) Co., Ltd. Pulp-molded cup lid with leakproof structure
EP4410701A1 (en) 2023-02-01 2024-08-07 Golden Arrow Printing Technology (Kunshan) Co., Ltd. Pulp-molded cup lid with leakproof structure
EP4553224A1 (de) * 2023-11-13 2025-05-14 KIEFEL GmbH Formwerkzeug zur herstellung eines deckels aus faserhaltigem material, deckel und formteil aus faserhaltigem material

Also Published As

Publication number Publication date
TW201812140A (zh) 2018-04-01
TWI610007B (zh) 2018-01-01
CN107869094A (zh) 2018-04-03

Similar Documents

Publication Publication Date Title
US20180086511A1 (en) Pulp-molded lid and molding device thereof
CN103452008B (zh) 双面无网纹的纸浆模塑杯盖及其制造方法
USD829928S1 (en) Drip edge
TWM538917U (zh) 紙塑蓋體及其成形裝置
NO325712B1 (no) Varmeisolerende beholder
US20200032460A1 (en) Pulp-molded container structure and molding device and method thereof
JP2007039093A (ja) 容器用紙蓋
US9694536B2 (en) System and method for embossing the wire side of a molded fiber article
JP2012077420A (ja) パルプモールド容器およびその製造方法
JP2007204148A (ja) 容器用紙蓋およびその製造方法
JP6315728B2 (ja) 容器及び容器製造方法
KR102086068B1 (ko) 내측으로 형성된 컬링부를 포함하는 종이컵 및 뚜껑
CN108974537B (zh) 一种防滑防烫横式条纹f瓦楞纸杯
JP6103961B2 (ja) 蓋付きパルプモールド容器
JP4517209B2 (ja) 加熱加工食品用カップ
JPH09323743A (ja) 蓋付き容器
JP3224743U (ja) パルプ成形容器構造及びその成形装置
JP2012116540A (ja) 使い捨て容器および容器入り食品
KR20090046450A (ko) 입체무늬가 형성된 커버 및 그 제조방법
KR200465741Y1 (ko) 일회용 종이컵
JP2006062743A (ja) 容器の蓋部材
JP2005205877A (ja) 紙容器の製造方法
JP2000296569A (ja) 部分潰し片段の製造方法
CN207808230U (zh) 复合音膜模具
KR102406687B1 (ko) 수밀성을 향상시킨 컵뚜껑

Legal Events

Date Code Title Description
AS Assignment

Owner name: SANHO AGRICULTURAL ENERGY TECHNOLOGY LTD., TAIWAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:LIN, MING-CHIH;REEL/FRAME:042385/0816

Effective date: 20170321

STPP Information on status: patent application and granting procedure in general

Free format text: NON FINAL ACTION MAILED

STPP Information on status: patent application and granting procedure in general

Free format text: RESPONSE TO NON-FINAL OFFICE ACTION ENTERED AND FORWARDED TO EXAMINER

STPP Information on status: patent application and granting procedure in general

Free format text: FINAL REJECTION MAILED

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION