CN110370597A - 中空壁缠绕增强复合波纹管定型模具 - Google Patents

中空壁缠绕增强复合波纹管定型模具 Download PDF

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CN110370597A
CN110370597A CN201910710047.XA CN201910710047A CN110370597A CN 110370597 A CN110370597 A CN 110370597A CN 201910710047 A CN201910710047 A CN 201910710047A CN 110370597 A CN110370597 A CN 110370597A
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wall
core rod
support frame
forming core
body support
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吕玉
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Guizhou Xingsitong Plastic Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/13Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/32Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/78Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/78Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/87Cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00Tubular articles
    • B29L2023/18Pleated or corrugated hoses

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

本发明公开了一种中空壁缠绕增强复合波纹管定型模具,包括从左至右依次设置的多孔板、模具体、分流锥体支架、中套和压盖,分流锥体支架的左端设置有内壁熔料进入分流堆和外壁熔料进入分流堆,分流锥体支架的右端设置有外层管壁成型芯棒和内层管壁成型芯棒,外层管壁成型芯棒内设置有压缩空气进入通孔,内层管壁成型芯棒内设置有加热器孔,外层管壁成型芯棒外部套设有壳体,壳体的左端部卡持在中套和压盖之间,壳体与外层管壁成型芯棒之间形成外层管壁成型口模,外层管壁成型芯棒与内层管壁成型芯棒之间形成内层管壁成型口模。本发明结构简单,设计合理,较现有技术操作更为方便,生产效率高。

Description

中空壁缠绕增强复合波纹管定型模具
技术领域
本发明属于模具技术领域,特别是涉及一种中空壁缠绕增强复合波纹管定型模具。
背景技术
目前,中空壁缠绕管广泛使用于市政排污、高速公路、雨水排放、农田灌溉,也可作为埋地电缆套管。管材运输装卸便利,施工简易方便,连接密封性好,是水泥管、铸铁管、玻璃钢管的理想替代产品。
现有技术中,中空壁缠绕管的生产方法多为先由挤出机直接挤出一条中空的方管(即中空壁管),然后通过缠绕得到中空壁缠绕管。因模具结果复杂,操作不便,生产效率低下。
因此,如何解决上述技术问题成为了本领域技术人员努力的方向。
发明内容
本发明的目的就是提供一种中空壁缠绕增强复合波纹管定型模具,能完全解决上述现有技术的不足之处。
本发明的目的通过下述技术方案来实现:
一种中空壁缠绕增强复合波纹管定型模具,包括从左至右依次设置的多孔板、模具体、分流锥体支架、中套和压盖,所述模具体和中套内均设置有锥形通孔贯穿左右两端,所述分流锥体支架内设置有贯穿分流锥体支架左右端面的内圈层流道孔和外圈层流道孔,所述分流锥体支架的左端设置有内壁熔料进入分流堆和外壁熔料进入分流堆,内壁熔料进入分流堆和外壁熔料进入分流堆位于模具体的锥形通孔内,所述内壁熔料进入分流堆设置在内圈层流道孔中部的分流锥体支架端面上,外壁熔料进入分流堆设置在内圈层流道孔和外圈层流道孔之间的分流锥体支架端面上,所述分流锥体支架的右端设置有外层管壁成型芯棒和内层管壁成型芯棒,外层管壁成型芯棒和内层管壁成型芯棒穿过中套的锥形通孔,所述外层管壁成型芯棒与外壁熔料进入分流堆对应设置,所述内层管壁成型芯棒与内壁熔料进入分流堆对应设置,所述外层管壁成型芯棒内设置有压缩空气进入通孔,所述内层管壁成型芯棒内设置有加热器孔,所述外层管壁成型芯棒外部套设有壳体,壳体的左端部卡持在中套和压盖之间,所述壳体与外层管壁成型芯棒之间形成外层管壁成型口模,所述外层管壁成型芯棒与内层管壁成型芯棒之间形成内层管壁成型口模,熔料流体从所述多孔板的通孔进入模具体,经内壁熔料进入分流堆和外壁熔料进入分流堆分流分别进入分流锥体支架的内圈层流道孔和外圈层流道孔,再经过中套,最后分别进入外层管壁成型口模和内层管壁成型口模形成中空壁波纹管。
作为优选,所述模具体的左端面设置有多孔板容置槽,多孔板固定在多孔板容置槽内。
作为优选,所述模具体的右端面设置有分流锥体支架安装槽,分流锥体支架安装在分流锥体支架安装槽内,同时中套的左端部配合固定在分流锥体支架安装槽内,起连接和固定分流锥体支架的作用。
作为优选,所述中套的右端面设置有壳体端口槽,所述壳体的左端口设置有与壳体轴向垂直的延展部,所述延展部置于壳体端口槽内,通过压盖卡持延展部进行固定。
作为优选,所述内圈层流道孔和外圈层流道孔内均设置有连接件,使其所述分流锥体支架为一整体结构。
与现有技术相比,本发明的有益效果在于:结构简单,设计合理,较现有技术操作更为方便,生产效率高。
附图说明
图1是本发明的结构示意图;
图2是模具体的结构示意图;
图3是中套的结构示意图;
图4是分流锥体支架的结构示意图。
附图标记:多孔板1、模具体2、分流锥体支架3、中套4、压盖5、内圈层流道孔301、外圈层流道孔302、内壁熔料进入分流堆12、外壁熔料进入分流堆13、外层管壁成型芯棒7、内层管壁成型芯棒9、压缩空气进入通孔11、加热器孔10、壳体14、外层管壁成型口模6、内层管壁成型口模8、多孔板容置槽201、分流锥体支架安装槽202、连接件16、壳体端口槽401、延展部15。
具体实施方式
下面结合具体实施例和附图对本发明作进一步的说明。
如图1至图4所示,一种中空壁缠绕增强复合波纹管定型模具,包括从左至右依次设置的多孔板1、模具体2、分流锥体支架3、中套4和压盖5。模具体2和中套4内均设置有锥形通孔贯穿左右两端。分流锥体支架3内设置有贯穿分流锥体支架3左右端面的内圈层流道孔301和外圈层流道孔302。分流锥体支架3的左端设置有内壁熔料进入分流堆12和外壁熔料进入分流堆13,内壁熔料进入分流堆12和外壁熔料进入分流堆13位于模具体2的锥形通孔内。内壁熔料进入分流堆12设置在内圈层流道孔301中部的分流锥体支架3端面上,外壁熔料进入分流堆13设置在内圈层流道孔301和外圈层流道孔302之间的分流锥体支架3端面上。分流锥体支架3的右端设置有外层管壁成型芯棒7和内层管壁成型芯棒9,外层管壁成型芯棒7和内层管壁成型芯棒9穿过中套4的锥形通孔。外层管壁成型芯棒7与外壁熔料进入分流堆13对应设置。内层管壁成型芯棒9与内壁熔料进入分流堆12对应设置。外层管壁成型芯棒7内设置有压缩空气进入通孔11。内层管壁成型芯棒9内设置有加热器孔10。外层管壁成型芯棒7外部套设有壳体14,壳体14的左端部卡持在中套4和压盖5之间。壳体14与外层管壁成型芯棒7之间形成外层管壁成型口模6。外层管壁成型芯棒7与内层管壁成型芯棒9之间形成内层管壁成型口模8。熔料流体从多孔板1的通孔进入模具体2,经内壁熔料进入分流堆12和外壁熔料进入分流堆13分流分别进入分流锥体支架3的内圈层流道孔301和外圈层流道孔302,再经过中套4,最后分别进入外层管壁成型口模6和内层管壁成型口模8形成中空壁波纹管。
进一步的结构设置为,在模具体2的左端面设置有多孔板容置槽201,多孔板1固定在多孔板容置槽201内,便于定位固定安装。模具体2的右端面设置有分流锥体支架安装槽202,分流锥体支架3安装在分流锥体支架安装槽202内,同时中套4的左端部配合固定在分流锥体支架安装槽202内,起连接和固定分流锥体支架3的作用。分流锥体支架3的内圈层流道孔301和外圈层流道孔302内均设置有连接件16,使其分流锥体支架3为一整体结构。中套4的右端面设置有壳体端口槽401。壳体14的左端口设置有与壳体14轴向垂直的延展部15,延展部15置于壳体端口槽401内,通过压盖5卡持延展部15进行固定。
本发明结构简单,设计合理,较现有技术操作更为方便,生产效率高。具体操作原理过程为,将本定型模具安装在双螺杆挤出机上,熔料流体通过挤出机从多孔板1的通孔注入模具体2的锥形通孔内,经过内壁熔料进入分流堆12和外壁熔料进入分流堆13将熔料流体分成内外两层。外层熔料流体经分流锥体支架3的外圈层流道孔302流入中套4与外层管壁成型芯棒7形成的通道内,最后进入外层管壁成型口模6形成波纹管的外壁。内层熔料流体经分流锥体支架3的内圈层流道孔301流入外层管壁成型芯棒7与内层管壁成型芯棒9形成的通道内,最后进入内层管壁成型口模8形成波纹管的内壁。在此过程中,内外熔料流道腔中间还有一个压缩空气进入通道11,这里进入的压缩空气吹胀外层管壁,使其贴紧波纹形模具而成型管的波纹形。内层管壁成型芯棒9的中心的加热器孔10能放置加热器,还有可通入压缩空气和冷却水的通孔。
以上所述仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本发明的保护范围之内。

Claims (5)

1.一种中空壁缠绕增强复合波纹管定型模具,其特征在于:包括从左至右依次设置的多孔板、模具体、分流锥体支架、中套和压盖,所述模具体和中套内均设置有锥形通孔贯穿左右两端,所述分流锥体支架内设置有贯穿分流锥体支架左右端面的内圈层流道孔和外圈层流道孔,所述分流锥体支架的左端设置有内壁熔料进入分流堆和外壁熔料进入分流堆,内壁熔料进入分流堆和外壁熔料进入分流堆位于模具体的锥形通孔内,所述内壁熔料进入分流堆设置在内圈层流道孔中部的分流锥体支架端面上,外壁熔料进入分流堆设置在内圈层流道孔和外圈层流道孔之间的分流锥体支架端面上,所述分流锥体支架的右端设置有外层管壁成型芯棒和内层管壁成型芯棒,外层管壁成型芯棒和内层管壁成型芯棒穿过中套的锥形通孔,所述外层管壁成型芯棒与外壁熔料进入分流堆对应设置,所述内层管壁成型芯棒与内壁熔料进入分流堆对应设置,所述外层管壁成型芯棒内设置有压缩空气进入通孔,所述内层管壁成型芯棒内设置有加热器孔,所述外层管壁成型芯棒外部套设有壳体,壳体的左端部卡持在中套和压盖之间,所述壳体与外层管壁成型芯棒之间形成外层管壁成型口模,所述外层管壁成型芯棒与内层管壁成型芯棒之间形成内层管壁成型口模,熔料流体从所述多孔板的通孔进入模具体,经内壁熔料进入分流堆和外壁熔料进入分流堆分流分别进入分流锥体支架的内圈层流道孔和外圈层流道孔,再经过中套,最后分别进入外层管壁成型口模和内层管壁成型口模形成中空壁波纹管。
2.根据权利要求1所述的中空壁缠绕增强复合波纹管定型模具,其特征在于:所述模具体的左端面设置有多孔板容置槽,多孔板固定在多孔板容置槽内。
3.根据权利要求1所述的中空壁缠绕增强复合波纹管定型模具,其特征在于:所述模具体的右端面设置有分流锥体支架安装槽,分流锥体支架安装在分流锥体支架安装槽内,同时中套的左端部配合固定在分流锥体支架安装槽内,起连接和固定分流锥体支架的作用。
4.根据权利要求1所述的中空壁缠绕增强复合波纹管定型模具,其特征在于:所述中套的右端面设置有壳体端口槽,所述壳体的左端口设置有与壳体轴向垂直的延展部,所述延展部置于壳体端口槽内,通过压盖卡持延展部进行固定。
5.根据权利要求1所述的中空壁缠绕增强复合波纹管定型模具,其特征在于:所述内圈层流道孔和外圈层流道孔内均设置有连接件,使其所述分流锥体支架为一整体结构。
CN201910710047.XA 2019-08-02 2019-08-02 中空壁缠绕增强复合波纹管定型模具 Pending CN110370597A (zh)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5455066A (en) * 1977-10-08 1979-05-01 Ishikawajima Harima Heavy Ind Co Ltd Head for blow molding
CN104385555A (zh) * 2014-11-17 2015-03-04 刘超 双壁波纹管的管坯成型模具结构
CN106003656A (zh) * 2016-08-05 2016-10-12 张家港市金达利模塑有限公司 双壁波纹管挤出模具

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5455066A (en) * 1977-10-08 1979-05-01 Ishikawajima Harima Heavy Ind Co Ltd Head for blow molding
CN104385555A (zh) * 2014-11-17 2015-03-04 刘超 双壁波纹管的管坯成型模具结构
CN106003656A (zh) * 2016-08-05 2016-10-12 张家港市金达利模塑有限公司 双壁波纹管挤出模具

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Application publication date: 20191025