KR100824613B1 - Cooling system of extruded plastics - Google Patents

Cooling system of extruded plastics Download PDF

Info

Publication number
KR100824613B1
KR100824613B1 KR1020060124599A KR20060124599A KR100824613B1 KR 100824613 B1 KR100824613 B1 KR 100824613B1 KR 1020060124599 A KR1020060124599 A KR 1020060124599A KR 20060124599 A KR20060124599 A KR 20060124599A KR 100824613 B1 KR100824613 B1 KR 100824613B1
Authority
KR
South Korea
Prior art keywords
cooling
molding
zone
hot water
water
Prior art date
Application number
KR1020060124599A
Other languages
Korean (ko)
Inventor
천효원
권혁성
Original Assignee
천효원
권혁성
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 천효원, 권혁성 filed Critical 천효원
Priority to KR1020060124599A priority Critical patent/KR100824613B1/en
Application granted granted Critical
Publication of KR100824613B1 publication Critical patent/KR100824613B1/en

Links

Images

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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/91—Heating, e.g. for cross linking
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/916—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means using vacuum

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

A cooling system for an extrusion molding is provided to increase binding force of the extrusion molding by performing a first cooling process, an annealing process and a second cooling process on the extrusion molding such that a molecular structure of the molding is stabilized. A cooling system for an extrusion molding comprises a first cooling zone(110), a warm water zone(120) and a second cooling zone(130). The extrusion molding, which is introduced by passing a die head(2), is firstly cooled in the first cooling zone. The extrusion molding, which is cooled by passing the first cooling zone, is subject to an annealing process in the warm water zone. The extrusion molding, which is annealed, is secondary cooled in the second cooling zone. The first cooling zone and the second cooling zone maintain a vacuum state.

Description

압출 성형물 냉각 시스템{COOLING SYSTEM OF EXTRUDED PLASTICS}Extrusion molding cooling system {COOLING SYSTEM OF EXTRUDED PLASTICS}

도 1은 본 발명에 따른 압출 성형물 냉각 시스템를 나타낸 도면,1 shows an extrusion molding cooling system according to the invention,

도 2는 본 발명에 따른 압출 성형물 냉각 시스템의 공정도,2 is a process diagram of an extrusion molding cooling system according to the present invention;

< 도면의 주요부분에 대한 부호의 설명 ><Description of Symbols for Major Parts of Drawings>

110 : 제1냉각존110: first cooling zone

112 : 제1냉각통과홀 114 : 제1냉각관112: first cooling passage hole 114: first cooling tube

114a : 냉각수유입관 114b : 냉각수배출관114a: cooling water inlet pipe 114b: cooling water discharge pipe

M : 냉각수분사수단M: Coolant injection means

120 : 온수존120: hot water zone

122 : 온수통과홀 124 : 온수관122: hot water passing through hole 124: hot water pipe

124a : 온수유입관 124b : 온수배출관124a: hot water inlet pipe 124b: hot water discharge pipe

124c : 온수분사노즐124c: Hot water spray nozzle

130 : 제2냉각존130: second cooling zone

132 : 제2냉각통과홀 134 : 제2냉각관132: second cooling passage hole 134: second cooling tube

134a : 냉각수유입관 134b : 냉각수배출관134a: cooling water inlet pipe 134b: cooling water discharge pipe

134c : 냉각수분사노즐134c: Coolant Spray Nozzle

T : 성형물T: Molded

본 발명은 압출 성형물 냉각 시스템에 관한 것으로, 특히 세 개의 구역으로 나누어진 제1냉각존, 온수존 및 제2냉각존을 성형물이 거치면서 안정적인 분자 구조를 갖도록 하여 매끄럽고 광택이 나는 소망의 제품을 얻을 수 있는 압출 성형물 냉각 시스템에 관한 것이다.The present invention relates to an extrusion molding cooling system, and in particular, the molding passes through the first cooling zone, the hot water zone, and the second cooling zone divided into three zones to have a stable molecular structure to obtain a smooth and glossy desired product. And an extrusion molding cooling system.

일반적으로, 성형기의 홉퍼내에 원료를 넣은 후 압출→성형→냉각→절단→완제품의 각 공정을 거치는데, 압출기의 앞쪽에 성형다이헤드가 설치되고, 성형다이헤드의 앞쪽에는 냉각장치가 설치되어 용융된 상태의 원료가 압출기를 거쳐 성형다이헤드를 통과할 때 소정의 형상으로 성형되고, 이와 같이 성형다이헤드에서 일정한 형상으로 압출 성형된 성형물은 냉각장치를 거치면서 냉각되어 소망하는 제품으로 만들어 지고 있으나, 냉각공정이 완벽하지 못하여 제품의 강도 및 내구성에 문제가 있을 뿐만 아니라 외관상 만족할 만한 정도의 균일하고 매끄러운 제품을 얻지 못하는 문제점이 있었다.In general, the raw material is put into a hopper of the molding machine, and then extrusion, molding, cooling, cutting, and finished products are processed. A molding die head is installed at the front of the extruder, and a cooling device is installed at the front of the molding die for melting. When the raw material in the state is passed through the extruder and the molding die head, it is molded into a predetermined shape, and the molded product extruded into a predetermined shape in the molding die head is cooled by passing through a cooling device to make a desired product. In addition, the cooling process is not perfect, there is a problem in the strength and durability of the product, as well as a problem that does not obtain a uniform and smooth product of a satisfactory appearance.

그리고, 용융된 플라스틱 성형물이 압출기에서 압출되면서 경화되기 시작하는 데, 성형물의 경화는 성형다이 및 냉각방법인 제조온도, 압출속도, 냉각속도 등에 영향을 받으며, 냉각 방법에 따라 화학적인 분자구조가 변화된다.In addition, the molten plastic molding begins to harden as it is extruded from an extruder. The hardening of the molding is influenced by the molding die and the cooling method, such as manufacturing temperature, extrusion speed and cooling rate, and the chemical molecular structure is changed according to the cooling method. do.

용융된 플라스틱 성형물이 압출기에서 압출되고 냉각기로 이송되어 냉각되는 데, 기존의 냉각은 대부분 냉각수조의 냉각수에서 추가적인 노즐분사에 의한 냉각이였으며, 이렇게 경화된 성형물은 분자가 불안정한 상태에서 경화되기 때문에, 그 형상이 불완전하거나 수축이 일어나 성형물을 불균형하게 성형케 하거나 시간이 경과됨에 따라 쉽게 치수가 변형되어 양질의 제품을 생산할 수 없는 문제점이 있었다.The molten plastic molding is extruded from the extruder and transferred to the cooler to cool, which has traditionally been cooling by additional nozzle spraying in the cooling water of the cooling bath, and this cured molding hardens because the molecules are unstable. Incomplete shape or shrinkage caused the molded article to be unbalanced, or the size is easily deformed over time there is a problem that can not produce a good product.

본 발명은 상기와 같은 종래의 문제점을 해결하기 위하여, 세 개의 구역으로 나누어 제1냉각존에서 일차 냉각을 시키고, 온수존에서 온수로 풀림을 하여 겉표면에 이물질 등이 내부로 이동되게 함으로써 안정적인 분자 구조를 가지게 되며, 제2냉각존에서 이차 냉각으로 마무리하게 된다. 이때, 제1,2냉각존은 진공상태를 유지하면서 성형물을 냉각시키게 된다. 따라서, 매끄럽고 광택이 나는 소망의 제품을 제조할 수 있도록 하는 압출 성형물 냉각 시스템을 제공하는 데 그 목적이 있다.The present invention is to solve the conventional problems as described above, by dividing the three zones in the first cooling zone to the first cooling zone, the hot water in the hot water zone is released by hot water in the foreign material such as to move to the inside surface stable molecules It has a structure, and finishes with secondary cooling in the second cooling zone. At this time, the first and second cooling zones cool the molding while maintaining the vacuum state. It is therefore an object of the present invention to provide an extrusion molding cooling system which enables the production of smooth and glossy desired products.

상기와 같은 목적을 달성하기 위하여, 본 발명인 압출 성형물 냉각 시스템은, 압출기에서 플라스틱 원료를 압출한 후, 다이헤드에서 소정 형상의 성형물로 성형시키고, 상기 성형물을 냉각시키는 냉각장치로 구성된 제조장치에 있어서의 냉각장치에 있어서, 상기 다이헤드를 거쳐 인입되는 성형물을 냉각수로 일차 냉각시키는 제1냉각존; 상기 제1냉각존을 지나면서 일차 냉각된 성형물을 온수로 풀림(annealing)시키는 온수존; 및 상기 온수존을 지나면서 풀림된 성형물을 냉각수 로 이차 냉각시키는 제2냉각존;로 구성되어 제1,2냉각존이 진공상태로써 성형물을 냉각시킴으로써 달성된다.In order to achieve the above object, the extrusion molding cooling system of the present invention, after extruding the plastic raw material in the extruder, and molded into a molding of a predetermined shape in the die head, in the manufacturing apparatus consisting of a cooling device for cooling the molding 1. A cooling apparatus of claim 1, further comprising: a first cooling zone configured to first cool a molded product introduced through the die head with cooling water; A hot water zone for annealing the first cooled molding with hot water while passing through the first cooling zone; And a second cooling zone configured to secondly cool the molded product unwound while passing through the hot water zone with cooling water. The first and second cooling zones are achieved by cooling the molding in a vacuum state.

그리고, 상기 제1냉각존은, 내부에는 상기 다이헤드를 거친 성형물이 인입되어 통과하는 제1냉각통과홀; 및 상기 제1냉각통과홀로 이송되는 성형물에 냉각수 수중에서 냉각수를 분사시키는 다수 개의 냉각수분사수단을 갖는 제1냉각관;으로 구성되어 상기 반입구로 인입된 성형물을 냉각수 수중에서 일차 냉각시키는 것을 특징으로 한다.The first cooling zone may include: a first cooling passage hole through which a molding having passed through the die head is introduced; And a first cooling tube having a plurality of cooling water injection means for injecting the cooling water in the cooling water into the molded product which is transferred to the first cooling passage hole, wherein the molding introduced into the inlet is first cooled in the cooling water. .

그리고, 상기 온수존은, 내부에는 성형물이 통과하는 온수통과홀; 및 상기 온수통과홀로 이송되는 성형물에 온수를 분사시키는 다수 개의 온수분사노즐을 갖는 온수관;으로 구성되는 것을 특징으로 한다.The hot water zone may include: a hot water passing hole through which a molding passes; And a hot water pipe having a plurality of hot water spray nozzles for injecting hot water to the moldings transferred to the hot water passing holes.

그리고, 상기 제2냉각존은, 내부에는 성형물이 통과하는 제2냉각통과홀; 및 상기 제2냉각통과홀로 이송되는 성형물에 냉각수를 분사시키는 다수 개의 냉각수분사노즐을 갖는 제2냉각관;으로 구성되는 것을 특징으로 한다.The second cooling zone may include: a second cooling passage hole through which a molding passes; And a second cooling tube having a plurality of cooling water injection nozzles for injecting cooling water into the molding material transferred to the second cooling passage hole.

여기서, 상기 제1,2냉각존의 냉각수 온도는 10∼20℃ 인 것을 특징으로 한다.Here, the cooling water temperature of the first and second cooling zones is characterized in that 10 ~ 20 ℃.

마지막으로, 상기 온수존의 온수 온도는 40∼60 ℃ 인 것을 특징으로 한다.Finally, the hot water temperature of the hot water zone is characterized in that 40 ~ 60 ℃.

이하, 첨부된 도면을 참조로 본 발명의 실시예를 상세히 설명하면 다음과 같다.Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

도 1은 본 발명에 따른 압출 성형물 냉각 시스템를 나타낸 도면이고, 도 2는 본 발명에 따른 압출 성형물 냉각 시스템의 공정도이다.1 is a view showing an extrusion molding cooling system according to the present invention, Figure 2 is a process diagram of an extrusion molding cooling system according to the present invention.

도 1 내지 도 2 에 도시된 바와 같이, 본 발명에 따른 압출 성형물 냉각 시스템은, 크게 세 개의 구역(제1냉각존, 온수존, 제2냉각존)으로 나누어지되, 제1냉각존(110), 온수존(120) 및 제2냉각존(130)은 하나의 냉각통(미도시) 내부에 상호 유기적으로 연결하여 설치됨으로써, 단계별로 처리를 하게 된다.As shown in Figures 1 to 2, the extrusion molding cooling system according to the present invention is divided into three zones (first cooling zone, hot water zone, second cooling zone), the first cooling zone 110 , The hot water zone 120 and the second cooling zone 130 are organically connected to each other in one cooling tube (not shown), thereby processing step by step.

1) One) 제1냉각존1st cooling zone

- 압출기(1)에서 플라스틱 원료를 압출한 후, 다이헤드(2)에서 소정 형상의 성형물(T)로 성형시키고, 상기 성형물(T)을 일차 냉각시켜 성형물(T)의 형상을 유지토록 하는 구역(진공 상태)An area for extruding the plastic raw material in the extruder (1), and then molding the molded material (T) of a predetermined shape in the die head (2), and cooling the molding (T) first to maintain the shape of the molding (T). (Vacuum state)

- 제1냉각존(110)의 구성은, 내부에는 상기 다이헤드(2)를 거친 성형물(T)이 인입되어 통과하는 제1냉각통과홀(112)이 구비되며, 상기 제1냉각통과홀(112)로 이송되는 성형물(T)에 냉각수 수중에서 냉각수를 분사시키는 다수 개의 냉각수분사수단(M)을 갖는 제1냉각관(114)이 구비되어 이루어진다. 여기서, 냉각수 수중이라 함은 성형물(T)이 냉각수에 완전히 잠기도록 내부가 냉각수로 채워진 상태를 의미하며, 진공펌프(미도시)에 의해 내부는 진공 상태가 된다.The first cooling zone 110 may include a first cooling passage hole 112 through which a molding T passing through the die head 2 is introduced and passed through the first cooling passage hole. A first cooling tube 114 having a plurality of coolant injection means M for spraying the coolant in the coolant water is provided to the molding T transferred to 112. Here, the coolant underwater means a state in which the inside of the molding T is completely filled with the coolant so as to be completely immersed in the coolant, and the inside is vacuumed by a vacuum pump (not shown).

그리고, 상기 제1냉각관(114)의 일단과 타단에는 각각 냉각수가 유입되는 냉각수유입관(114a)과 이를 배출시키는 냉각수배출관(114b)이 연결된다.
특히, 상기 제1냉각존(110)은 성형물(T)이 냉각수에 잠기도록 제1냉각존(110) 내부에 냉각수를 채운 후 상기 성형물(T)은 다이헤드(2)를 거쳐 상기 제1냉각통과홀(112)에 인입되어 상기 제1냉각통과홀(112)을 통과시 진공펌프(미도시)를 작동하여 상기 제1냉각존(110) 내부를 진공 상태로 유지하고 상기 제1냉각관(114)의 냉각수분사수단(M)에서 상기 성형물(T)에 냉각수를 분사하게 되며, 상기 냉각수분사수단(M)에서 상기 성형물(T)에 냉각수를 분사시 상기 제1냉각존(110)은 진공상태 이므로 제1냉각관(114)에서 분사되는 냉각수의 수압이 낮아져 상기 성형물(T)의 변형을 방지할 수 있게 된다.
특히, 상기 다이헤드(2)를 거친 성형물(T)은 냉각시 냉각수의 수압에 의하여 변형이 되므로 상기 성형물(T)의 변형을 방지하도록 상기 제1냉각존(110) 내부를 진공 상태로 유지한 후 상기 성형물(T)에 냉각수를 분사하여 상기 성형물(T)을 냉각하게 된다.One end and the other end of the first cooling tube 114 is connected with a cooling water inlet tube 114a through which cooling water is introduced and a cooling water discharge tube 114b for discharging it.
In particular, after the first cooling zone 110 fills the cooling water in the first cooling zone 110 so that the molding T is immersed in the cooling water, the molding T passes through the die head 2 and the first cooling zone. A vacuum pump (not shown) is operated when entering the through-hole 112 to pass through the first cooling through-hole 112 to maintain the inside of the first cooling zone 110 in a vacuum state and the first cooling tube ( The coolant injection means (M) of the 114 to the cooling water is injected into the molding (T), the cooling water injection means (M) when the cooling water is injected into the molding (T) the first cooling zone 110 is vacuum Since the water pressure of the cooling water injected from the first cooling tube 114 is lowered, the deformation of the molding T can be prevented.
In particular, since the molding (T) having passed through the die head (2) is deformed by the hydraulic pressure of the cooling water during cooling, the inside of the first cooling zone (110) is maintained in a vacuum state to prevent deformation of the molding (T). After the cooling water is injected into the molding (T) to cool the molding (T).

2) 2) 온수존Hot water zone

- 제1냉각존(110)을 거친 성형물(T)에 온수로 풀림(annealing) 처리하여 결속력을 강화시키고 내부 응력(應力)을 제거하고 연화(軟化)시키는 영역.(즉, 풀림 처리된 성형물(T)은 겉표면에 이물질 등이 내부로 이동됨은 물론, 안정적인 분자 구조를 가지게 된다.)-An area where the first cooling zone 110 undergoes annealing with hot water to the molded part T, thereby strengthening the binding force, removing internal stress and softening. T) has a stable molecular structure as well as foreign substances move on the surface.)

- 온수존(120)의 구성은, 상기 제1냉각존(110)을 통과한 성형물(T)이 통과하는 온수통과홀(122)이 내부에 구비되며, 상기 온수통과홀(122)로 이송되는 성형물(T)에 온수를 분사시키는 다수 개의 온수분사노즐(124c)을 갖는 온수관(124)이 구비되어 이루어진다.-The configuration of the hot water zone 120, the hot water passage hole 122 through which the molding (T) passing through the first cooling zone 110 is provided therein, and is transferred to the hot water passage hole 122 The hot water pipe 124 having a plurality of hot water spray nozzles 124c for spraying hot water to the molding T is provided.

그리고, 상기 온수관(124)의 일단과 타단에는 각각 온수가 유입되는 온수유입관(124a)과 이를 배출시키는 온수배출관(124b)이 연결된다.One end and the other end of the hot water pipe 124 is connected to a hot water inflow pipe 124a into which hot water is introduced and a hot water discharge pipe 124b to discharge it.

3) 3) 제2냉각존Second Cooling Zone

- 온수존(120)을 거친 성형물(T)에 냉각수를 분사시켜 이차 냉각시키는 영역.(즉, 안정된 분자 구조를 갖는 성형물(T)을 경화시키는 된다.)(진공상태)-A region for secondary cooling by injecting cooling water into the molding T having passed through the hot water zone 120 (that is, curing the molding T having a stable molecular structure) (vacuum state)

- 제2냉각존(130)의 구성은, 상기 온수존(120)을 거친 성형물(T)이 통과하는 제2냉각통과홀(132)이 내부에 구비되고, 상기 제2냉각통과홀(132)로 이송되는 성형물(T)에 냉각수를 분사시키는 다수 개의 냉각수분사노즐(134c)을 갖는 제2냉각관(134)이 구비되어 이루어진다. 이때, 상기 제2냉각존(130)의 내부는 진공펌프(미 도시)에 의해 진공 상태가 된다.The second cooling zone 130 includes a second cooling passage hole 132 through which the molding T passing through the hot water zone 120 passes, and the second cooling passage hole 132. A second cooling tube 134 having a plurality of coolant injection nozzles 134c for injecting coolant into the molding T to be transferred to the formed article T is provided. At this time, the inside of the second cooling zone 130 is a vacuum state by a vacuum pump (not shown).

그리고, 상기 제2냉각관(134)의 일단과 타단에는 각각 냉각수가 유입되는 냉각수유입관(134a)과 이를 배출시키는 냉각수배출관(134b)이 연결된다.
특히, 상기 제2냉각존(130)은 상기 온수존(120)을 거쳐 상기 제2냉각통과홀(132)을 상기 성형물(T)이 통과시 진공펌프(미도시)를 작동하여 상기 제2냉각존(130) 내부를 진공 상태로 유지하고 상기 제2냉각관(134)의 냉각수분사노즐(134c)에서 상기 성형물(T)에 냉각수를 분사하고, 상기 냉각수분사노즐(134c)에서 상기 성형물(T)에 냉각수를 분사시 상기 제2냉각존(130)은 진공상태 이므로 제2냉각관(134)에서 분사되는 냉각수의 수압이 떨어져 상기 성형물(T)의 변형을 방지할 수 있게 된다.
특히, 상기 온수존(120)를 거친 성형물(T)은 냉각시 냉각수의 수압에 의하여상기 성형물(T)이 변형되므로 상기 성형물(T)의 변형을 방지하도록 상기 제2냉각존(130) 내부를 진공 상태로 유지한 후 상기 성형물(T)에 냉각수를 분사하여 상기 성형물(T)을 냉각하게 된다.One end and the other end of the second cooling tube 134 is connected to a cooling water inlet tube 134a through which cooling water is introduced and a cooling water discharge tube 134b for discharging it.
In particular, the second cooling zone 130 operates the vacuum pump (not shown) when the molding T passes through the second cooling passage hole 132 through the hot water zone 120 to operate the second cooling zone. The inside of the zone 130 is maintained in a vacuum state, and the cooling water is injected into the molding T from the cooling water injection nozzle 134c of the second cooling tube 134, and the molding T is discharged from the cooling water injection nozzle 134c. When the cooling water is injected into the second cooling zone 130 is in a vacuum state, the water pressure of the cooling water injected from the second cooling pipe 134 is dropped, thereby preventing deformation of the molding T.
In particular, the molding (T) having passed through the hot water zone 120 is deformed by the water pressure of the cooling water during cooling, so that the inside of the second cooling zone (130) to prevent deformation of the molding (T). After maintaining in a vacuum state, the cooling water is injected into the molding (T) to cool the molding (T).

한편, 상기 제1,2냉각존(110, 130)의 냉각수 온도는 10∼20℃ 이며, 상기 온수존(120)의 온수 온도는 40∼60 ℃ 이다.Meanwhile, the cooling water temperature of the first and second cooling zones 110 and 130 is 10 to 20 ° C, and the hot water temperature of the hot water zone 120 is 40 to 60 ° C.

상기와 같은 구성의 본 발명인 압출 성형물 냉각 시스템의 작동 상태를 살펴보면 다음과 같다.Looking at the operating state of the extrusion molding cooling system of the present invention as described above are as follows.

1) 압출기(1)의 홉퍼로 플라스틱 원료를 투입한다.1) Inject the plastic raw material into the hopper of the extruder (1).

2) 투입된 플라스틱 원료는 다이헤드(2)로 압출된다.2) The injected plastic raw material is extruded to the die head (2).

3) 다이헤드(2)에서 소정 형상으로 성형된다.3) The die head 2 is molded into a predetermined shape.

4) 성형된 성형물(T)은 다이헤드(2)와 연결된 제1냉각존(110)의 제1냉각통과홀(112)로 이송된다.4) The molded molding T is transferred to the first cooling passage hole 112 of the first cooling zone 110 connected to the die head 2.

5) 냉각수로 채워짐과 동시에 진공 상태인 제1냉각존(110)의 내부에 구비된 제1냉각관(114)의 냉각수분사수단(M)으로 냉각수를 분사시켜 성형물(T)을 일차 냉각시킨다.5) The cooling water is injected into the cooling water spraying means M of the first cooling pipe 114 provided in the first cooling zone 110 in a vacuum while being filled with the cooling water to cool the molding T first.

6) 일차 냉각된 성형물(T)은 온수존(120)의 온수통과홀(122)로 이송된다.6) The primary cooled molding T is transferred to the hot water passing hole 122 of the hot water zone 120.

7) 온수관(124)의 온수분사노즐(124c)로 온수를 분사시켜 성형물(T)을 풀림 처리시킨다.7) Hot water is injected into the hot water spray nozzle 124c of the hot water pipe 124 to loosen the molded article T.

8) 풀림 처리된 성형물(T)은 제2냉각존(130)의 제2냉각통과홀(132)로 이송된다.8) The annealing molding (T) is transferred to the second cooling passage hole 132 of the second cooling zone (130).

9) 진공상태인 제2냉각관(134)의 냉각수분사노즐(134c)로 냉각수를 분사시켜 성형물(T)을 이차 냉각시킨다.9) The coolant is injected into the coolant injection nozzle 134c of the second cooling tube 134 in a vacuum state to cool the molded article T secondly.

10) 일차 냉각, 풀림 처리, 이차 냉각까지 진행된 성형물(T)은 인출기(3)에 의해 인출되면서 커팅기(4)에서 소정 크기로 커팅된다.10) The molded article T, which has been advanced to the primary cooling, the annealing treatment, and the secondary cooling, is taken out by the extractor 3 and cut to a predetermined size in the cutting machine 4.

이상에서 본 발명을 바람직한 실시예에 대하여 도시하고 설명하였으나, 본 발명은 상기한 실시예에 한정하지 아니하며, 특허청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 당해 발명이 속하는 분야에서 통상의 지식을 가진 자라면 누구든지 다양한 변형이 가능할 것이다.While the present invention has been illustrated and described with respect to preferred embodiments, the invention is not limited to the above-described embodiments, and is commonly used in the field of the invention without departing from the spirit of the invention as claimed in the claims. Anyone with a variety of variations will be possible.

이상에서 상술한 본 발명에 따르면, 다이헤드에서 성형된 성형물을 일차 냉각시키고, 온수로 풀림 처리하여 불안정한 분자 구조를 안정화되게 하고, 다시 한번 이차 냉각시킴으로써(수중 및 진공상태에서 일이차 냉각처리), 결속력이 강화되고, 내부 응력이 제거되며, 연화성을 갖는 장점이 있으며, 이로 인해 매끄럽게 광택이 나는 제품을 생산할 수 있는 효과가 있다.According to the present invention as described above, by primary cooling the molded article formed in the die head, annealing with hot water to stabilize the unstable molecular structure, and once again secondary cooling (primary cooling in water and vacuum), The binding force is enhanced, the internal stress is eliminated, and the softening property is advantageous, which has the effect of producing a smooth and glossy product.

Claims (6)

압출기에서 플라스틱 원료를 압출한 후, 다이헤드에서 소정 형상의 성형물로 성형시키고, 상기 성형물을 냉각시키는 냉각장치로 구성된 제조장치에 있어서의 냉각장치에 있어서,In the cooling apparatus of the manufacturing apparatus comprised from the cooling apparatus which extrudes a plastic raw material by an extruder, and shape | molds into a molded object of a predetermined shape in a die head, and cools the said molded object, 상기 다이헤드(2)를 거쳐 인입되는 성형물(T)을 냉각수로 일차 냉각시키는 제1냉각존(110);A first cooling zone (110) for first cooling the molding (T) introduced through the die head (2) with cooling water; 상기 제1냉각존(110)을 지나면서 일차 냉각된 성형물(T)을 온수로 풀림(annealing)시키는 온수존(120); 및A hot water zone 120 for passing the first cooling zone 110 to anneal the first cooled molding T with hot water; And 상기 온수존(120)을 지나면서 풀림된 성형물(T)을 냉각수로 이차 냉각시키는 제2냉각존(130);A second cooling zone 130 which secondly cools the unmolded molding T while passing through the hot water zone 120 with cooling water; 로 구성되어 제1,2냉각존(110, 130)이 진공 상태인 것을 특징으로 하는 압출 성형물 냉각 시스템.Extruded article cooling system, characterized in that the first and second cooling zones (110, 130) are in a vacuum state. 제 1항에 있어서, 상기 제1냉각존(110)은,The method of claim 1, wherein the first cooling zone 110, 내부에는 상기 다이헤드(2)를 거친 성형물(T)이 인입되어 통과하는 제1냉각통과홀(112); 및A first cooling passage hole 112 through which the molding T passed through the die head 2 is introduced and passed; And 상기 제1냉각통과홀(112)로 이송되는 성형물(T)에 냉각수 수중에서 냉각수를 분사시키는 다수 개의 냉각수분사수단(M)을 갖는 제1냉각관(114);A first cooling tube (114) having a plurality of cooling water injection means (M) for injecting cooling water in the cooling water into the molding (T) conveyed to the first cooling passage hole (112); 으로 구성되어 인입된 성형물(T)을 냉각수 수중에서 일차 냉각시키는 것을 특징으로 하는 압출 성형물 냉각 시스템.Extruded molding cooling system, characterized in that consisting of the primary molded in the cooling water (T) in the cooling water. 제 1항에 있어서, 상기 온수존(120)은,According to claim 1, The hot water zone 120, 내부에는 성형물(T)이 통과하는 온수통과홀(122); 및A hot water passing hole 122 through which the molding T passes; And 상기 온수통과홀(122)로 이송되는 성형물(T)에 온수를 분사시키는 다수 개의 온수분사노즐(124c)을 갖는 온수관(124);A hot water pipe 124 having a plurality of hot water spray nozzles 124c for injecting hot water into the molding T transferred to the hot water passing hole 122; 으로 구성되는 것을 특징으로 하는 압출 성형물 냉각 시스템.Extrusion molding cooling system, characterized in that consisting of. 제 1항에 있어서, 상기 제2냉각존(130)은,The method of claim 1, wherein the second cooling zone 130, 내부에는 성형물(T)이 통과하는 제2냉각통과홀(132); 및A second cooling passage hole 132 through which the molding T passes; And 상기 제2냉각통과홀(132)로 이송되는 성형물(T)에 냉각수를 분사시키는 다수 개의 냉각수분사노즐(134c)을 갖는 제2냉각관(134);A second cooling tube 134 having a plurality of coolant injection nozzles 134c for spraying coolant into the molding T to be transferred to the second cooling passage hole 132; 으로 구성되는 것을 특징으로 하는 압출 성형물 냉각 시스템.Extrusion molding cooling system, characterized in that consisting of. 제 1항에 있어서,The method of claim 1, 상기 제1,2냉각존(110, 130)의 냉각수 온도는 10∼20℃ 인 것을 특징으로 하 는 압출 성형물 냉각 시스템.Cooling water temperature of the first and second cooling zones (110, 130) is 10 ~ 20 ℃ characterized in that the extrusion molding cooling system. 제 1항에 있어서,The method of claim 1, 상기 온수존(120)의 온수 온도는 40∼60 ℃ 인 것을 특징으로 하는 압출 성형물 냉각 시스템.The hot water temperature of the hot water zone 120 is an extrusion molding cooling system, characterized in that 40 ~ 60 ℃.
KR1020060124599A 2006-12-08 2006-12-08 Cooling system of extruded plastics KR100824613B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020060124599A KR100824613B1 (en) 2006-12-08 2006-12-08 Cooling system of extruded plastics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020060124599A KR100824613B1 (en) 2006-12-08 2006-12-08 Cooling system of extruded plastics

Publications (1)

Publication Number Publication Date
KR100824613B1 true KR100824613B1 (en) 2008-04-23

Family

ID=39572357

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020060124599A KR100824613B1 (en) 2006-12-08 2006-12-08 Cooling system of extruded plastics

Country Status (1)

Country Link
KR (1) KR100824613B1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103264506A (en) * 2013-06-04 2013-08-28 张�浩 Process for molding hollow plastic building template
KR101401021B1 (en) 2013-05-16 2014-05-29 권혁성 Coolant spray ring and apparatus for cooling extruded plastics using thereof
KR101401014B1 (en) * 2013-05-16 2014-05-29 권혁성 Temperature controlling appratus for cooling extruded plastics
KR102635857B1 (en) * 2022-12-15 2024-02-15 주식회사 그린피앤피 Manufacturing system for corrugated pipe using recycled pellet

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030082248A (en) * 2002-04-17 2003-10-22 (주)아이컴포넌트 The preparation method of plastic optical film for the use of display

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030082248A (en) * 2002-04-17 2003-10-22 (주)아이컴포넌트 The preparation method of plastic optical film for the use of display

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101401021B1 (en) 2013-05-16 2014-05-29 권혁성 Coolant spray ring and apparatus for cooling extruded plastics using thereof
KR101401014B1 (en) * 2013-05-16 2014-05-29 권혁성 Temperature controlling appratus for cooling extruded plastics
CN103264506A (en) * 2013-06-04 2013-08-28 张�浩 Process for molding hollow plastic building template
KR102635857B1 (en) * 2022-12-15 2024-02-15 주식회사 그린피앤피 Manufacturing system for corrugated pipe using recycled pellet

Similar Documents

Publication Publication Date Title
JP5844023B2 (en) Plastic molding method
KR100824613B1 (en) Cooling system of extruded plastics
BR0008258A (en) Injection molding process for (meth) acrylate polymers containing neutral groups and acids
JP2005219499A5 (en)
US3331904A (en) Method for making plastic buttons
CN107443658A (en) A kind of injection molding technique of multistage shaping
KR100918797B1 (en) Synthetic wood manufacturing method
CN205272512U (en) Injection mold
CN101664982A (en) Continuous rotary injection-molding machine
KR20060130291A (en) Method for heating injection molding and molding apparatus thereof
KR100824614B1 (en) Cooling apparatus of extruded plastics
JP2001232656A (en) Method and apparatus for injection-molding molded object having at least one gap
CN106903835A (en) A kind of injection molding process
CN114770890A (en) Thick-wall highlight transparent injection molding forming process
JPH08118418A (en) Injection unit for sandwich molded product
KR101401014B1 (en) Temperature controlling appratus for cooling extruded plastics
CN109228208A (en) The injection mold of router base and the Shooting Technique of router base
CN112549440A (en) Injection molding process of plastic product
CN110509505A (en) Multi-opening injection molding process for complex and long-strip household appliance panel
CN205167435U (en) Quick refrigerated injection mold
CN107364067A (en) A kind of injection molding technique of multilayer coating structure
JP2008529846A (en) Method for treating polycarbonate with supercritical fluid
KR101973630B1 (en) Resin molding manufacturing method using the resin backflow gas injection
JP2010110932A (en) Injection moulding apparatus
CN108481654B (en) Composite material injection molding process

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application
AMND Amendment
J201 Request for trial against refusal decision
B701 Decision to grant
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20130125

Year of fee payment: 6

FPAY Annual fee payment

Payment date: 20140311

Year of fee payment: 7

FPAY Annual fee payment

Payment date: 20150223

Year of fee payment: 8

FPAY Annual fee payment

Payment date: 20160411

Year of fee payment: 9

FPAY Annual fee payment

Payment date: 20170417

Year of fee payment: 10

FPAY Annual fee payment

Payment date: 20180427

Year of fee payment: 11

FPAY Annual fee payment

Payment date: 20190502

Year of fee payment: 12

R401 Registration of restoration