CN103978666A - 一种塑料挤出机流量控制装置 - Google Patents

一种塑料挤出机流量控制装置 Download PDF

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CN103978666A
CN103978666A CN201410195760.2A CN201410195760A CN103978666A CN 103978666 A CN103978666 A CN 103978666A CN 201410195760 A CN201410195760 A CN 201410195760A CN 103978666 A CN103978666 A CN 103978666A
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pump housing
entrance
pump
screen pack
minute pipeline
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刘建
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Tianjin Han Ke Science And Technology 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
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/365Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pumps, e.g. piston pumps
    • B29C48/37Gear pumps
    • 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
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/69Filters or screens for the moulding material
    • 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
    • B29C48/92Measuring, controlling or regulating
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92009Measured parameter
    • B29C2948/92019Pressure
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92009Measured parameter
    • B29C2948/92209Temperature
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92323Location or phase of measurement
    • B29C2948/92361Extrusion unit
    • B29C2948/92409Die; 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92514Pressure
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/9258Velocity
    • B29C2948/926Flow or feed rate
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92704Temperature
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92819Location or phase of control
    • B29C2948/92857Extrusion unit
    • B29C2948/92904Die; Nozzle zone

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

Abstract

本发明属于热塑料成型领域,尤其涉及一种塑料挤出机流量控制装置,包括过滤板、熔体泵、控制显示器、工业电脑,过滤板设置在熔体泵前方,过滤板和熔体泵均与控制显示器链接,控制显示器和工业电脑依次连接,熔体泵包括电机、温度传感器、压力传感器、加热棒、填料压盖、填料函壳、前板、泵体、主动齿轮、轴承、高压垫圈、从动齿轮、后板、入口和出口,温度传感器有3个,3个温度传感器分别设置在所属泵体的入口、内部和出口,压力传感器有2个,2个压力传感器分别设置在所属泵体的入口和出口。本发明的有益效果:结构紧凑,设计合理,能大幅度减弱上游工艺传递的波动,快速的进入稳定的工作状态,提高挤出制品尺寸精度,降低废品率。

Description

一种塑料挤出机流量控制装置
技术领域
本发明属于热塑料成型领域,尤其涉及一种塑料挤出机流量控制装置。
背景技术
在热塑料挤出工艺中,螺杆挤出机是主要的设备,特的主要功能是完成物料的熔融、剪切混合、熔体输送和减压。在挤出机工作过程中,各种功能相互影响,致使输送的熔体不平衡、不均匀,从而使挤出制作的均匀性降低,影响了产品质量,现在过滤板内的过滤网必须在停车的情况下进行更换,这种更换方式不但费时费工,每次换网时都要产生落地料,造成物料损失。
发明内容
为要解决的上述问题,本发明提供一种塑料挤出机流量控制装置。
本发明的技术方案:一种塑料挤出机流量控制装置,其特征在于包括过滤板、熔体泵、控制显示器、工业电脑,所述过滤板设置在所述熔体泵前方,所述过滤板和所述熔体泵均与所述控制显示器连接,所述控制显示器和所述工业电脑依次连接,所述熔体泵包括温度传感器、压力传感器、加热棒、填料压盖、填料函壳、前板、泵体、主动齿轮、轴承、高压垫圈、从动齿轮、后板、入口和出口,所述温度传感器有3个,3个所述温度传感器分别设置在所属泵体的入口、内部和出口,所述压力传感器有2个,2个所述压力传感器分别设置在所属泵体的入口和出口,2个所述加热棒设置在所述泵体上、下夹层内,所述主动齿轮和从动齿轮上下设置在所述泵体的齿轮腔内,所述泵体的齿轮腔与所述泵体的所述入口和所述出口连通,所述主动齿轮和所述从动齿轮的两个肩台分别设置有所述轴承,所述前板设置在所述主动齿轮上与所述泵体前端面连接,所述后板与所述泵体后端面连接,所述前板前方装有所述填料压盖,所述前板和所述填料压盖间设置有所述填料函壳,所述主动齿轮和所述从动齿轮与所述后板之间设置有所述高压垫圈。
所述过滤板包括外壳体、主管路、分管路一、分管路二、滑块一、滑块二、过滤网一和过滤网二,所述主管路、所述分管路一和所述分管路二均设置在所述外壳体内、所述主管路分别与分管路一和分管路二连接,所述滑块一和所述过滤网一依次设置在分管路一中部,所述滑块二和所述过滤网二依次设置在分管路二中部。
所述高压垫圈采用8字形高压密封圈。
所述过滤网一和所述过滤网二采用40-60筛眼的滤网。
本发明的有益效果:结构紧凑,设计合理,能大幅度减弱上游工艺传递的波动,快速的进入稳定的工作状态,提高挤出制品尺寸精度,降低废品率。
附图说明
图1是本发明的结构示意图。
图2是本发明熔体泵的结构示意图。
图中,1、过滤板,2、熔体泵,3、控制显示器,4、工业电脑,5、温度传感器,6、压力传感器,7、加热棒,8、填料压盖,9、填料函壳,10、前板,11、泵体,12主动齿轮、13、轴承,14、高压垫圈,15、从动齿轮,16、后板,17、入口,18、出口,19、外壳体,20、主管路,21、分管路一,22、分管路二,23、滑块一,24、滑块二,25、过滤网一,26、过滤网二。
具体实施方式
下面结合附图1和2对本发明的一种具体实施方式做出说明。
本发明涉及一种塑料挤出机流量控制装置,包括过滤板1、熔体泵2、控制显示器3、工业电脑4,过滤板1设置在熔体泵2前方,过滤板1和熔体泵2均与控制显示器3连接,控制显示器3和工业电脑4依次连接,熔体泵2包括温度传感器5、压力传感器6、加热棒7、填料压盖8、填料函壳9、前板10、泵体11、主动齿轮12、轴承13、高压垫圈14、从动齿轮15、后板16、入口17和出口18,温度传感器5有3个,3个温度传感器5分别设置在所属泵体11的入口17、内部和出口18,压力传感器6有2个,2个压力传感器6分别设置在所属泵体11的入口17和出口18,温度传感器5和压力传感器6检测温度和压力数据,并将数据传递给控制显示器3,控制显示器3可根据数据调整设置,减少温度和流量的波动,2个加热棒7设置在泵体11上、下夹层内,主动齿轮15和从动齿轮16上下设置在泵体11的齿轮腔内,泵体11的齿轮腔与泵体11的入口17和出口18连通,主动齿轮12和从动齿轮15的两个肩台分别设置有轴承13,前板10设置在主动齿轮12上与泵体前端面连接,后板16与泵体11后端面连接,前板10前方装有填料压盖8,前板10和填料压盖8间设置有填料函壳9,主动齿轮12和从动齿轮15与后板16之间设置有高压垫圈14,高压垫圈14采用8字形高压密封圈,能满足熔体泵端面高温高压下的密封。过滤板1和熔体泵2配合能大幅度减弱上游工艺传递的波动,快速的进入稳定的工作状态,提高挤出制品尺寸精度,降低废品率。控制显示器3和工业电脑4的应用实现人机对话,精准控制流量。
过滤板1包括外壳体19、主管路20、分管路一21、分管路二22、滑块一23、滑块二24、过滤网一25和过滤网二26,主管路20、分管路一21和分管路二22均设置在外壳体19内,主管,20分别与分管路一21和分管路二22连接,滑块一23和过滤网一25依次设置在分管路一21中部,滑块二24和过滤网二26依次设置在分管路二22中部。过滤网一25和过滤网二26采用40-60筛眼的滤网,实现了不停车自动换过滤网,解决原过滤网存在的问题,从根本上解决了拆装法兰、更换过滤网、密封圈、清理筒体物料等繁重的体力劳动,提高了生产效率。
以上对本发明的一个实例进行了详细说明,但所述内容仅为本发明的较佳实施例,不能被认为用于限定本发明的实施范围。凡依本发明申请范围所作的均等变化与改进等,均应仍归属于本发明的专利涵盖范围之内。

Claims (4)

1.一种塑料挤出机流量控制装置,其特征在于包括过滤板、熔体泵、控制显示器、工业电脑,所述过滤板设置在所述熔体泵前方,所述过滤板和所述熔体泵均与所述控制显示器连接,所述控制显示器和所述工业电脑依次连接,所述熔体泵包括温度传感器、压力传感器、加热棒、填料压盖、填料函壳、前板、泵体、主动齿轮、轴承、高压垫圈、从动齿轮、后板、入口和出口,所述温度传感器有3个,3个所述温度传感器分别设置在所属泵体的入口、内部和出口,所述压力传感器有2个,2个所述压力传感器分别设置在所属泵体的入口和出口,2个所述加热棒设置在所述泵体上、下夹层内,所述主动齿轮和从动齿轮上下设置在所述泵体的齿轮腔内,所述泵体的齿轮腔与所述泵体的所述入口和所述出口连通,所述主动齿轮和所述从动齿轮的两个肩台分别设置有所述轴承,所述前板设置在所述主动齿轮上与所述泵体前端面连接,所述后板与所述泵体后端面连接,所述前板前方装有所述填料压盖,所述前板和所述填料压盖间设置有所述填料函壳,所述主动齿轮和所述从动齿轮与所述后板之间设置有所述高压垫圈。
2.根据权利要求1所述的一种塑料挤出机流量控制装置,其特征在于所述过滤板包括外壳体、主管路、分管路一、分管路二、滑块一、滑块二、过滤网一和过滤网二,所述主管路、所述分管路一和所述分管路二均设置在所述外壳体内、所述主管路分别与分管路一和分管路二连接,所述滑块一和所述过滤网一依次设置在分管路一中部,所述滑块二和所述过滤网二依次设置在分管路二中部。
3.根据权利要求1所述的一种塑料挤出机流量控制装置,其特征在于所述高压垫圈采用8字形高压密封圈。
4.根据权利要求2所述的一种塑料挤出机流量控制装置,其特征在于所述过滤网一和所述过滤网二采用40-60筛眼的滤网。
CN201410195760.2A 2014-05-09 2014-05-09 一种塑料挤出机流量控制装置 Pending CN103978666A (zh)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104493137A (zh) * 2014-12-24 2015-04-08 重庆长安汽车股份有限公司 一种低压铸造中间升液管
CN105821805A (zh) * 2016-03-28 2016-08-03 中国水利水电第五工程局有限公司 一种塑性填料成型、软性条材安装及底漆涂刷装置
CN108247888A (zh) * 2018-01-29 2018-07-06 晋中精致密封件制造有限公司 改性热塑性聚氨酯弹性体生产***
CN116221058A (zh) * 2023-05-06 2023-06-06 合肥华升泵阀股份有限公司 一种输送高温高压高粘度介质的熔体泵

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104493137A (zh) * 2014-12-24 2015-04-08 重庆长安汽车股份有限公司 一种低压铸造中间升液管
CN105821805A (zh) * 2016-03-28 2016-08-03 中国水利水电第五工程局有限公司 一种塑性填料成型、软性条材安装及底漆涂刷装置
CN108247888A (zh) * 2018-01-29 2018-07-06 晋中精致密封件制造有限公司 改性热塑性聚氨酯弹性体生产***
CN116221058A (zh) * 2023-05-06 2023-06-06 合肥华升泵阀股份有限公司 一种输送高温高压高粘度介质的熔体泵
CN116221058B (zh) * 2023-05-06 2023-07-28 合肥华升泵阀股份有限公司 一种输送高温高压高粘度介质的熔体泵

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Application publication date: 20140813