KR960033698A - Molds for forming sharp colored pencil cases, molding methods and moldings thereof - Google Patents

Molds for forming sharp colored pencil cases, molding methods and moldings thereof Download PDF

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Publication number
KR960033698A
KR960033698A KR1019950006449A KR19950006449A KR960033698A KR 960033698 A KR960033698 A KR 960033698A KR 1019950006449 A KR1019950006449 A KR 1019950006449A KR 19950006449 A KR19950006449 A KR 19950006449A KR 960033698 A KR960033698 A KR 960033698A
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South Korea
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molding
mold
core
stripper plate
molding material
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KR1019950006449A
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Korean (ko)
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KR0167536B1 (en
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김윤각
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김윤각
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Priority to KR1019950006449A priority Critical patent/KR0167536B1/en
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    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/261—Moulds having tubular mould cavities
    • B29C45/2612—Moulds having tubular mould cavities for manufacturing tubular articles with an annular groove
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/36—Moulds having means for locating or centering cores
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/4005—Ejector constructions; Ejector operating mechanisms
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C45/7312—Construction of heating or cooling fluid flow channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K21/00—Propelling pencils
    • B43K21/006—Pencil-barrels
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C2045/2683—Plurality of independent mould cavities in a single mould
    • 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
    • B29L2031/7162—Boxes, cartons, cases
    • 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
    • B29L2031/725—Drawing or writing equipment
    • B29L2031/7254—Pencils

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

본 발명은 샤프 색연필 케이스용 성형금형, 성형방법 및 그 성형물에 관한 것으로, 좀더 상세히 설명하면 사출성형기의 호퍼에 합성수지(예컨대, ABS, PP, 화인팩등)의 성형원료을 투입, 금형의 온도조정, 성형원료의 성형 압축, 성형원료의 량을 계측, 성형원료를 사출 및 성형물의 이탈이 한공정으로 이루어짐과 동시에 한번 성형에 복수개의 성형물이 성형될 수 있도록 한 샤프 색연필 케이스용 성형금형, 성형방법 및 그 성형물에 관한 것으로 한 공정에 의하여 다수개의 샤프 색연필 케이스를 성형할 수 있도록 성형금형을 제공하고, 한 공정에 의하여 다수개의 샤프 색연필 케이스를 성형할 수 있도록 성형방법을 제공하고, 한 공정에 의하여 다수개의 샤프 색연필 케이스를 성형하여 얻는 성형물을 제공하는 데 있는 것이다.The present invention relates to a molding mold, a molding method and a molded article for a sharp colored pencil case, and more specifically, to a molding material of a synthetic resin (for example, ABS, PP, fine pack, etc.) into a hopper of an injection molding machine, temperature control of a mold, and molding. Molding molding for shaping colored pencil case, molding method, and moldings thereof, in which molding compression of raw materials, measurement of the amount of molding raw materials, injection of molding raw materials and separation of molding materials are performed in one step, and a plurality of moldings can be molded at one time. The present invention provides a molding mold for molding a plurality of sharp colored pencil cases by one process, a molding method for molding a plurality of sharp colored pencil cases by one process, and a plurality of sharps by one process. It is to provide a molding obtained by molding a colored pencil case.

Description

샤프 색연필 케이스용 성형금형, 성형방법 및 그 성형물Molds for forming sharp colored pencil cases, molding methods and moldings thereof

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명에 따른 성형금형을 도시한 일부 단면도, 제2도는 제1도의 고정금형 및 이동금형의 일부정면도, 제3도는 본 발명에 따른 코어부의 측면도, 제4도는 제3도의 A-A선 확대단면도, 제5도는 제3도의 B 부분확대도, 제6도는 제3도의 C 부분확대도.1 is a partial cross-sectional view showing a molding mold according to the present invention, FIG. 2 is a partial front view of the stationary mold and the movable mold of FIG. 1, FIG. 3 is a side view of the core part according to the present invention, and FIG. 4 is an AA line of FIG. 5 is an enlarged cross-sectional view, FIG. 5 is a partial enlarged view of FIG. 3B, and FIG.

Claims (4)

성형기로부터 성형재료가 사출되는 노즐(2)과, 이 노즐(2)에 접하고, 스프루(sprue)(3)를 통해 런너(runner)(4)에 연결되는 스프루부쉬(sprue bush)(5)와, 상기 런너(4)를 통해 상코어(6)의 캐비티 사이드(cavity side)(7)로 원료가 유입되도록 터널게이트(8)를 구성한 고정금형(1)과; 상기 상코어(6)에 대응지는 경사진 구멍(9)이 뚫어져 있고, 일츨으로 상기 고정금형(1)과 체인(11)으로 연결시켜 일정거리만을 이동되게 한 스트리퍼 플레이트(stripper plate)(9)와; 상기 경사진 구멍(10)에 접하는 경사부(16)와 가는 탭부(17), 롱탭부(18) 및 돌출부(19)로 이루어진 코어사이트(20)와 위치결정부(21)로 구성되는 하코어(13)를 고정시키되,이 하코어(13)는 중앙에 중공부(22)를 형성하고 파이프(23)를 삽입하여 형성되는 내부 구멍(24)은 상기 냉각수유입공(1)과 외부 구멍(25)는 냉각수 배출공(15)과 연동되게 구성한 이동금형(12)으로 각각 구성한 것을 특징으로 하는 샤프 색연필 케이스용 성형금형.A nozzle 2 through which the molding material is injected from the molding machine, and a sprue bush 5 which is in contact with the nozzle 2 and connected to a runner 4 through a sprue 3. A fixed mold (1) constituting the tunnel gate (8) so that raw materials flow into the cavity side (7) of the upper core (6) through the runner (4); A stripper plate 9, which has an inclined hole 9 corresponding to the upper core 6, is connected to the stationary mold 1 and the chain 11 to move only a predetermined distance. Wow; A core composed of a core site 20 and a positioning section 21, which are formed of an inclined portion 16, a thin tab portion 17, a long tab portion 18, and a protrusion 19, which are in contact with the inclined hole 10. (13) is fixed, the lower core 13 forms a hollow portion 22 in the center and the inner hole (24) formed by inserting the pipe 23 is the coolant inlet (1) and the outer hole ( 25 is a mold for sharp colored pencil case, characterized in that each consisting of a moving mold (12) configured to interlock with the cooling water discharge hole (15). 제1항에 있어서, 상기 하코어(13)의 코어사이드(20)에 형성된 가는 탭부(17), 롱탭부(18) 및 돌출부(19)는 한쪽 방향으로 완만한 경사부(26)를 가지도록 구성한 것을 특징으로 하는 샤프 색연필 케이스용 성형금형.According to claim 1, wherein the thin tab portion 17, the long tab portion 18 and the protrusion 19 formed on the core side 20 of the lower core 13 so as to have a gentle slope 26 in one direction Molding mold for sharp colored pencil case characterized by the above-mentioned. 사출성형기의 호퍼에 합성수지(예컨대, ABS, PP, 화인팩등)의 성형재료를 투입하여 성형재료의 성형압축 및 성형재료의 량을 계측하고, 일정 온도로 금형의 온도조정을 조정하는 준비 공정과; 상기 준비 공정이 완료된 후 상기 하출성형기의 노즐(2)을 통하여 성형완료를 사출하는 사출공정과; 상기 사출공정에 의하여 사출되는 성형재료는 스프루 부쉬(5)의 스프루(3)를 통하여 런너(4)에 이르게 되고, 이 런너(4)에 이른 성형재료는 상코어(6)의 터널게이트(8)를 통하여 상코어(6)의 캐비트 사이드(7)와 하코어(13)의 코어사이드(20)의 사이로 충전시키는 충전공정과; 상기 충전공정이 완료되면 이동금형(12)의 냉각수 유입공(14)을 통해 냉각수를 주입하면 이 냉각수는 하코어(13)의 내부구멍(24)을 통해 들어가 외부구멍(25)을 통해 냉각수 배출공(15)으로 배출되는 냉각공정과; 상기 냉각공정을 거친 후 이동금형(12) 및 스트리퍼 플레이트(9)가 동시에 후진함과 아울러 이동금형(12)의 하코어(13)에성형된 성형물이 상기 고정금형(1)의 캐비티 사이드(7)에서 이탈하고, 스트리퍼 플레이트(9)와 고정금형(1) 사이의 체인(11)에 의하여 스트리퍼 플레이트(9)는 정지하고, 이동금형(12)은 계속하여 후진하며, 이때 정지된 스트리퍼 플레이트(9)와 계속 후진하는 이동금형(12)에 의하여 상기 성형물은 상기 스트리퍼 플레이트(9)에 걸리므로 상기 하코어(13)의 코어 사이드(20)에서 성형된 성형물을 이탈시키는 이탈공정으로 구성한 것을 특징으로 하는 샤프 색연필 케이스용 성형방법.The preparation process of measuring the molding compression of the molding material and the amount of the molding material by inserting the molding material of synthetic resin (for example, ABS, PP, fine pack, etc.) into the hopper of the injection molding machine, and adjusting the temperature adjustment of the mold at a predetermined temperature; ; An injection process of injecting a molding completion through the nozzle 2 of the lower molding machine after the preparation process is completed; The molding material injected by the injection process reaches the runner 4 through the sprue 3 of the sprue bush 5, and the molding material reaching the runner 4 is the tunnel gate of the upper core 6. A charging step of filling the cavity side 7 of the upper core 6 and the core side 20 of the lower core 13 through (8); When the filling process is completed, when the coolant is injected through the coolant inlet 14 of the moving mold 12, the coolant enters through the inner hole 24 of the lower core 13 and discharges the coolant through the outer hole 25. A cooling step discharged to the ball 15; After the cooling process, the movable mold 12 and the stripper plate 9 simultaneously move backwards, and the molding formed on the lower core 13 of the movable mold 12 is formed in the cavity side 7 of the fixed mold 1. ), The stripper plate 9 is stopped by the chain 11 between the stripper plate 9 and the stationary mold 1, and the movable mold 12 continues to be reversed, at which time the stopped stripper plate ( 9) and the molding is caught by the stripper plate (9) by the continuous moving mold 12 is characterized in that it consists of a separation process for leaving the molded product in the core side 20 of the lower core (13). Molding method for sharp colored pencil case to be made. 사출성형기의 호퍼에 합성수지(예컨대, ABS, PP, 화인팩등)의 성형재료를 투입하여 성형재료의 성형압축 및 성형재료의 량을 계측하고, 일정 온도로 금형의 온도조정을 조정하는 준비 공전과; 상기 준비 공정이 완료된 후 상기 사출성형기의 노즐(2)을 통하여 성형원료를 사출하는 사출공정과; 상기 사출공정에 의하여 사출되는 성형재료는 스프루 부쉬(5)의 스프루(3)를 통하여 런너(4)에 이르게 되고, 이 런너(4)에 이른 성형재료는 상코어(6)의 터널게이트(8)를 통하여 상코어(6)의 캐비트 사이트(7)와 하코어(13)의 코어사이드(20)의 사이로 충전되는 충전공정과; 상기 충전공정이 완료되면 이동금형(12)의 냉각수 유입공(14)을 통해 냉각수를 주입하면 이 냉각수는 하코어(13)의 내부구명(24)을 통해 들어가 외부구멍(25)을 통해 냉각수 배출공(15)으로 배출되는 냉각공정과; 상기 냉각공정을 거친 후 이동금형(12) 및 스트리퍼 플레이트(9)가 동시에 후진함과 아울러 이동금형(12)의 하코어(13)에 성형된 성형물이 상기 고정금형(1)의 캐비티 사이드(7)에서 이탈하고, 스트리퍼 플레이트(9)와 고정금형(1) 사이의 체인(11)에 의하여 스트리퍼 플레이트(9)는 정지하고, 이동금형(12)은 계속하며 후진하며, 이때 정지된 스트리퍼 플레이트(9)와 계속 후진하는 이동금형(12)에 의하여 상기 성형물은 상기 스트리퍼 플레이트(9)에 걸리므로 상기 하코어(13)의 코어 사이드(20)에서 성형된 성형물을 이탈시키는 이탈공정에 의하여 성형되는 것을 특징으로 하는 샤프 색연필 케이스용 성형물.Inject the molding material of synthetic resin (eg ABS, PP, fine pack, etc.) into the hopper of the injection molding machine, measure the molding compression of the molding material and the amount of molding material, ; An injection process of injecting a molding material through the nozzle 2 of the injection molding machine after the preparation process is completed; The molding material injected by the injection process reaches the runner 4 through the sprue 3 of the sprue bush 5, and the molding material reaching the runner 4 is the tunnel gate of the upper core 6. A charging step of filling between the cavity site 7 of the upper core 6 and the coreside 20 of the lower core 13 through (8); When the filling process is completed, when the coolant is injected through the coolant inlet 14 of the moving mold 12, the coolant enters through the inner life 24 of the lower core 13 and discharges the coolant through the outer hole 25. A cooling step discharged to the ball 15; After the cooling process, the movable mold 12 and the stripper plate 9 simultaneously move backwards, and the molding formed on the lower core 13 of the movable mold 12 is formed in the cavity side 7 of the fixed mold 1. ), The stripper plate 9 is stopped by the chain 11 between the stripper plate 9 and the stationary mold 1, and the moving mold 12 continues and retreats, at which time the stopped stripper plate ( 9) and the molding is caught by the stripper plate (9) by the continuous moving mold 12 is to be formed by the separation process of leaving the molded product in the core side 20 of the lower core (13). The molded article for the sharp colored pencil case characterized by the above-mentioned. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950006449A 1995-03-25 1995-03-25 Injection molding mould for pencil case injection molding method and its molding articles KR0167536B1 (en)

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Application Number Priority Date Filing Date Title
KR1019950006449A KR0167536B1 (en) 1995-03-25 1995-03-25 Injection molding mould for pencil case injection molding method and its molding articles

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Application Number Priority Date Filing Date Title
KR1019950006449A KR0167536B1 (en) 1995-03-25 1995-03-25 Injection molding mould for pencil case injection molding method and its molding articles

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KR960033698A true KR960033698A (en) 1996-10-22
KR0167536B1 KR0167536B1 (en) 1999-03-20

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