WO2023109139A1 - 一种橡塑管挤出模具 - Google Patents

一种橡塑管挤出模具 Download PDF

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Publication number
WO2023109139A1
WO2023109139A1 PCT/CN2022/108399 CN2022108399W WO2023109139A1 WO 2023109139 A1 WO2023109139 A1 WO 2023109139A1 CN 2022108399 W CN2022108399 W CN 2022108399W WO 2023109139 A1 WO2023109139 A1 WO 2023109139A1
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Prior art keywords
rubber
cooling
outlet
pipe
cavity
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PCT/CN2022/108399
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English (en)
French (fr)
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吴涛涛
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上海隆振建筑工程股份有限公司
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Publication of WO2023109139A1 publication Critical patent/WO2023109139A1/zh

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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
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/87—Cooling
    • 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
    • B29C48/885—External treatment, e.g. by using air rings for cooling tubular films
    • 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
    • B29C48/89—Internal treatment, e.g. by applying an internal cooling fluid stream
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Definitions

  • the utility model relates to the technical field of extrusion dies, in particular to a rubber-plastic pipe extrusion die.
  • the rubber-plastic pipe has a low thermal conductivity, a completely closed-cell structure, and a long-lasting heat insulation effect; the material is completely isolated from water vapor, does not absorb water, is not easy to burn, does not condense, and has a long service life. Extrusion molds are required for production.
  • a rubber-plastic pipe extrusion die which solves the problem that most of the existing rubber-plastic pipe extrusion dies lack the function of cooling the outer wall of the rubber pipe in time after forming, and the rubber pipe just formed is easy to collapse , thereby reducing the production quality of the rubber tube, and most of the existing rubber-plastic tube extrusion dies cannot cool the inner wall of the rubber tube, but can only cool the outer wall of the rubber tube, thereby reducing the molding efficiency of the rubber tube.
  • the utility model proposes a rubber-plastic pipe extrusion die, which includes a mold body, a cooling pipe and an air cavity, the air cavity is arranged inside the mold body, and the air cavity is peripherally arranged
  • a mandrel the periphery of the mandrel is provided with an introduction chamber
  • the periphery of the introduction chamber is provided with a fixed mold
  • one end of the introduction chamber is provided with an introduction port
  • the other end of the air cavity is provided with an outlet chamber
  • one end of the outlet chamber is An outlet is provided
  • a cooling head is arranged at one end of the outlet
  • the cooling pipe is arranged inside the cooling head
  • a water inlet is installed on the top side of the cooling head
  • an outlet is installed on the bottom side of the cooling head.
  • the air cavity is formed on the mandrel, and the introduction cavity is formed on the fixed mold.
  • the air cavity is convenient to receive air to cool the inner wall of the formed rubber tube, and the introduction cavity is convenient for the introduction of rubber raw materials.
  • the fixed mold is formed on the mold body, and the inlet is formed on the fixed mold.
  • the introduction port facilitates the introduction of rubber raw materials.
  • outlet cavity is formed on the mold body, and the outlet is formed on the fixed mold.
  • the outlet cavity is more convenient than the extruded outlet of the raw material, and the outlet can export the molded rubber tube.
  • the cooling head is welded to the mold body, and the cooling pipe is formed on the cooling head.
  • the cooling pipe can cool the molded rubber pipe.
  • the water inlet is welded to the cooling head, and the outlet is welded to the cooling head.
  • the water inlet facilitates the introduction of cooling water
  • the outlet port facilitates the export of cooling water
  • Fig. 1 is the front view of a kind of rubber-plastic tube extrusion die described in the utility model
  • Fig. 2 is a main sectional view of a rubber-plastic pipe extrusion die described in the present invention.
  • Mold body 2. Cooling pipe; 3. Air cavity; 4. Mandrel; 5. Import port; 6. Import cavity; 7. Export cavity; 8. Export port; 9. Fixed mold; 10. Cooling head; 11. Water inlet; 12. Water outlet.
  • a rubber and plastic pipe extrusion die in this embodiment includes a mold body 1, a cooling pipe 2 and an air cavity 3, an air cavity 3 is provided in the mold body 1, and the periphery of the air cavity 3 is provided
  • a mandrel 4 the periphery of the mandrel 4 is provided with an introduction chamber 6, the periphery of the introduction chamber 6 is provided with a fixed mold 9, one end of the introduction chamber 6 is provided with an introduction port 5, the other end of the air chamber 3 is provided with an outlet chamber 7, and one end of the outlet chamber 7
  • An outlet 8 is provided, and a cooling head 10 is arranged at one end of the outlet 8, and a cooling pipe 2 is arranged inside the cooling head 10, a water inlet 11 is installed on the top side of the cooling head 10, and a water outlet 12 is installed on the bottom side of the cooling head 10 .
  • the air cavity 3 is formed on the mandrel 4, the introduction cavity 6 is formed on the fixed mold 9, the air cavity 3 is easy to insert air, and the inner wall of the formed rubber tube is formed.
  • the introduction cavity 6 is convenient for the introduction of rubber raw materials
  • the fixed mold 9 is formed on the mold body 1
  • the introduction port 5 is formed on the fixed mold 9, the introduction port 5 is convenient for the introduction of rubber raw materials
  • the export cavity 7 is formed on the mold body 1
  • the export port 8 is formed on the fixed mold 9, the export cavity 7 is convenient for extrusion and export of raw materials
  • the export port 8 can export the formed rubber tube
  • the cooling head 10 is welded to the mold body 1
  • the cooling pipe 2 is formed on the cooling head 10
  • the cooling pipe 2 is formed on the cooling head 10
  • the cooling pipe 2 can cool the molded rubber tube
  • the water inlet 11 is welded to the cooling head 10
  • the outlet 8 is welded to the cooling head 10
  • the water inlet 11 is convenient for the introduction of cooling water
  • the outlet 8
  • the specific implementation process of this embodiment is as follows: when in use, first install the mold body 1 on the extruder, then connect the air cavity 3 with the cold air machine, then connect the water inlet 11 and the water outlet 12 with the water pipe, and extrude
  • the machine heats and extrudes the rubber raw material into the inlet 5, and then circulates from the inlet chamber 6 to the outlet chamber 7.
  • the rubber raw material is extruded into a tubular shape by the axis and the fixed die 9, and then it is output from the outlet 8, and the cooling pipes are formed in pairs.
  • the finished rubber tube is rapidly cooled, and at the same time, the cold air in the air chamber 3 rapidly cools the inner wall of the rubber tube to realize the rapid production of the plastic tube.

Abstract

一种橡塑管挤出模具，包括模具本体、冷却管和气腔，所述模具本体内设置有所述气腔，所述气腔外围设置有芯轴，所述芯轴外围设置有导入腔，所述导入腔外围设置有固定模。有益效果在于：通过设置的冷却管、冷却头、进水口和出水口，能够对成型后橡胶管外壁及时冷却，使成型后的橡胶管不会软塌，从而提高了橡胶管的生产质量，通过设置的芯轴和气腔，能够通过输送冷空气的方式对橡胶管内壁进行快速冷却，从而大大提高了橡胶管的成型效率。

Description

一种橡塑管挤出模具
本申请要求申请日为2021年12月17日的中国专利申请2021232055111的优先权。本申请引用上述中国专利申请的全文。
技术领域
本实用新型涉及挤出模具技术领域，具体涉及一种橡塑管挤出模具。
背景技术
橡塑管导热系数低，完全闭孔结构，绝热效果持久良好；材料与水汽完全隔绝、不吸水、不易燃烧、不凝露和使用寿命长，在生产时需要用到挤出模具。
然而现有的橡塑管挤出模具大多缺乏对成型后橡胶管外壁及时冷却功能，刚成型后的橡胶管容易软塌，从而降低了橡胶管的生产质量，其次，现有的橡塑管挤出模具大多无法对橡胶管内壁进行冷却，只能够对橡胶管外壁进行冷却，从而降低了橡胶管的成型效率，因此急需一种新型橡塑管挤出模具来解决这些问题。
实用新型内容
(一)要解决的技术问题
为了克服现有技术不足，现提出一种橡塑管挤出模具，解决了现有的橡塑管挤出模具大多缺乏对成型后橡胶管外壁及时冷却功能，刚成型后的橡胶管容易软塌，从而降低了橡胶管的生产质量，以及现有的橡塑管挤出模具大多无法对橡胶管内壁进行冷却，只能够对橡胶管外壁进行冷却，从而降低了橡胶管的成型效率的问题。
(二)技术方案
本实用新型通过如下技术方案实现：本实用新型提出了一种橡塑管挤出模具，包括模具本体、冷却管和气腔，所述模具本体内设置有所述气腔，所 述气腔外围设置有芯轴，所述芯轴外围设置有导入腔，所述导入腔外围设置有固定模，所述导入腔一端设置有导入口，所述气腔另一端设置有导出腔，所述导出腔一端设置有导出口，所述导出口一端设置有冷却头，所述冷却头内设置有所述冷却管，所述冷却头顶端一侧安装有进水口，所述冷却头底端一侧安装有出水口。
进一步的，所述气腔与成型于所述芯轴上，所述导入腔成型于所述固定模上。
通过采用上述技术方案，所述气腔便于接入空气，对成型的橡胶管内壁进行冷却，所述导入腔便于橡胶原料的导入。
进一步的，所述固定模成型于所述模具本体上，所述导入口成型于所述固定模上。
通过采用上述技术方案，所述导入口便于橡胶原料的导入。
进一步的，所述导出腔成型于所述模具本体上，所述导出口成型于所述固定模上。
通过采用上述技术方案，所述导出腔便于相较原料的挤压导出，所述导出口可将成型的橡胶管导出。
进一步的，所述冷却头与所述模具本体焊接，所述冷却管成型于所述冷却头上。
通过采用上述技术方案，所述冷却管能够对成型后的橡胶管进行冷却作业。
进一步的，所述进水口与所述冷却头焊接，所述导出口与所述冷却头焊接。
通过采用上述技术方案，所述进水口便于冷却用水的导入，所述导出口便于便于冷却用水的导出。
(三)有益效果
本实用新型相对于现有技术，具有以下有益效果：
1、为解决现有的橡塑管挤出模具大多缺乏对成型后橡胶管外壁及时冷 却功能，刚成型后的橡胶管容易软塌，从而降低了橡胶管的生产质量的问题，本实用新型通过设置的冷却管、冷却头、进水口和出水口，能够对成型后橡胶管外壁及时冷却，使成型后的橡胶管不会软塌，从而提高了橡胶管的生产质量；
2、为解决现有的橡塑管挤出模具大多无法对橡胶管内壁进行冷却，只能够对橡胶管外壁进行冷却，从而降低了橡胶管的成型效率的问题，本实用新型通过设置的芯轴和气腔，能够通过输送冷空气的方式对橡胶管内壁进行快速冷却，从而大大提高了橡胶管的成型效率。
附图说明
图1是本实用新型所述一种橡塑管挤出模具的主视图；
图2是本实用新型所述一种橡塑管挤出模具的主剖视图。
附图标记说明如下：
1、模具本体；2、冷却管；3、气腔；4、芯轴；5、导入口；6、导入腔；7、导出腔；8、导出口；9、固定模；10、冷却头；11、进水口；12、出水口。
具体实施方式
为了使本实用新型的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本实用新型进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本实用新型，并不用于限定本实用新型。
如图1-图2所示，本实施例中的一种橡塑管挤出模具，包括模具本体1、冷却管2和气腔3，模具本体1内设置有气腔3，气腔3外围设置有芯轴4，芯轴4外围设置有导入腔6，导入腔6外围设置有固定模9，导入腔6一端设置有导入口5，气腔3另一端设置有导出腔7，导出腔7一端设置有导出口8，导出口8一端设置有冷却头10，冷却头10内设置有冷却管2，冷却头10顶端一侧安装有进水口11，冷却头10底端一侧安装有出水口12。
如图1-图2所示，本实施例中，气腔3与成型于芯轴4上，导入腔6成型于固定模9上，气腔3便于接入空气，对成型的橡胶管内壁进行冷却，导入腔6便于橡胶原料的导入，固定模9成型于模具本体1上，导入口5成型于固定模9上，导入口5便于橡胶原料的导入，导出腔7成型于模具本体1上，导出口8成型于固定模9上，导出腔7便于相较原料的挤压导出，导出口8可将成型的橡胶管导出，冷却头10与模具本体1焊接，冷却管2成型于冷却头10上，冷却管2能够对成型后的橡胶管进行冷却作业，进水口11与冷却头10焊接，导出口8与冷却头10焊接，进水口11便于冷却用水的导入，导出口8便于便于冷却用水的导出。
本实施例的具体实施过程如下：在使用时，首先将模具本体1安装在挤塑机上，然后将气腔3与冷空气机连通，接着将进水口11和出水口12与水管连接，挤塑机将橡胶原料加热挤进导入口5，再由导入腔6流通至导出腔7，橡胶原料受轴心和固定模9的挤压成型成管状，随后从导出口8输出，冷却管2对成型后的橡胶管快速冷却，同时气腔3内的冷空气对橡胶管内壁进行快速冷却，实现塑胶管的快速生产。
上面所述的实施例仅仅是对本实用新型的优选实施方式进行描述，并非对本实用新型的构思和范围进行限定。在不脱离本实用新型设计构思的前提下，本领域普通人员对本实用新型的技术方案做出的各种变型和改进，均应落入到本实用新型的保护范围，本实用新型请求保护的技术内容，已经全部记载在权利要求书中。

Claims (6)

  1. 一种橡塑管挤出模具，其特征在于：包括模具本体(1)、冷却管(2)和气腔(3)，所述模具本体(1)内设置有所述气腔(3)，所述气腔(3)外围设置有芯轴(4)，所述芯轴(4)外围设置有导入腔(6)，所述导入腔(6)外围设置有固定模(9)，所述导入腔(6)一端设置有导入口(5)，所述气腔(3)另一端设置有导出腔(7)，所述导出腔(7)一端设置有导出口(8)，所述导出口(8)一端设置有冷却头(10)，所述冷却头(10)内设置有所述冷却管(2)，所述冷却头(10)顶端一侧安装有进水口(11)，所述冷却头(10)底端一侧安装有出水口(12)。
  2. 根据权利要求1所述的一种橡塑管挤出模具，其特征在于：所述气腔(3)与成型于所述芯轴(4)上，所述导入腔(6)成型于所述固定模(9)上。
  3. 根据权利要求1所述的一种橡塑管挤出模具，其特征在于：所述固定模(9)成型于所述模具本体(1)上，所述导入口(5)成型于所述固定模(9)上。
  4. 根据权利要求1所述的一种橡塑管挤出模具，其特征在于：所述导出腔(7)成型于所述模具本体(1)上，所述导出口(8)成型于所述固定模(9)上。
  5. 根据权利要求1所述的一种橡塑管挤出模具，其特征在于：所述冷却头(10)与所述模具本体(1)焊接，所述冷却管(2)成型于所述冷却头(10)上。
  6. 根据权利要求1所述的一种橡塑管挤出模具，其特征在于：所述进水口(11)与所述冷却头(10)焊接，所述导出口(8)与所述冷却头(10)焊接。
PCT/CN2022/108399 2021-12-17 2022-07-27 一种橡塑管挤出模具 WO2023109139A1 (zh)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5631030A (en) * 1995-05-05 1997-05-20 Electra Form, Inc. Cooled injection core for an integrated injection blow mold machine
CN207105560U (zh) * 2017-08-31 2018-03-16 江西省安安科技有限公司 具有冷却结构的塑料挤出模具
CN209888106U (zh) * 2019-03-27 2020-01-03 安骏医疗科技(苏州)有限公司 一种冷水处理成型hdpe医疗导管的注塑模具
CN210453678U (zh) * 2019-08-20 2020-05-05 铜陵市同威科技有限公司 一种自支撑塑胶管挤出模具
CN211662585U (zh) * 2019-12-26 2020-10-13 泰兴市神龙橡胶制品有限公司 一种橡胶管生产用的模具装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5631030A (en) * 1995-05-05 1997-05-20 Electra Form, Inc. Cooled injection core for an integrated injection blow mold machine
CN207105560U (zh) * 2017-08-31 2018-03-16 江西省安安科技有限公司 具有冷却结构的塑料挤出模具
CN209888106U (zh) * 2019-03-27 2020-01-03 安骏医疗科技(苏州)有限公司 一种冷水处理成型hdpe医疗导管的注塑模具
CN210453678U (zh) * 2019-08-20 2020-05-05 铜陵市同威科技有限公司 一种自支撑塑胶管挤出模具
CN211662585U (zh) * 2019-12-26 2020-10-13 泰兴市神龙橡胶制品有限公司 一种橡胶管生产用的模具装置

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