CN102837413A - 用于加工pvc热收缩薄膜的机组 - Google Patents

用于加工pvc热收缩薄膜的机组 Download PDF

Info

Publication number
CN102837413A
CN102837413A CN2011101743510A CN201110174351A CN102837413A CN 102837413 A CN102837413 A CN 102837413A CN 2011101743510 A CN2011101743510 A CN 2011101743510A CN 201110174351 A CN201110174351 A CN 201110174351A CN 102837413 A CN102837413 A CN 102837413A
Authority
CN
China
Prior art keywords
machine barrel
plastic extruder
screw
pvc
thin film
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN2011101743510A
Other languages
English (en)
Inventor
吴金龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Tong Leng Packaging Materials Co., Ltd.
Original Assignee
SHANGHAI TONG LENG EXTRUDER CO Ltd
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 SHANGHAI TONG LENG EXTRUDER CO Ltd filed Critical SHANGHAI TONG LENG EXTRUDER CO Ltd
Priority to CN2011101743510A priority Critical patent/CN102837413A/zh
Publication of CN102837413A publication Critical patent/CN102837413A/zh
Pending legal-status Critical Current

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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/41—Intermeshing counter-rotating screws
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders

Landscapes

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

Abstract

本发明公开了一种用于加工PVC热收缩薄膜的机组，由塑料挤出机、连接头、模具、风环和辅机构成，塑料挤出机为锥形双螺杆塑料挤出机，锥形双螺杆塑料挤出机包括驱动电机、皮带盘、减速分配箱、机筒、喂料机构、料斗和排气机构，喂料机构设置于机筒的后端，料斗设置于喂料机构的上方，排气机构设置于机筒，机筒内设置有两根异向转动的锥形螺杆，两根锥形螺杆相互啮合，驱动电机依次通过皮带盘、减速分配箱分别与两根锥形螺杆连接。相比现有技术的单螺杆挤出机，本发明在挤制PVC热收缩薄膜的过程中可将PVC原料充分塑化，大大减少了薄膜的晶点和气泡，有效提高了PVC热收缩薄膜的质量。

Description

用于加工PVC热收缩薄膜的机组
技术领域
本发明涉及一种用于加工PVC热收缩薄膜的机组。
背景技术
用于加工PVC热收缩薄膜的机组由塑料挤出机、连接头、模具、风环和辅机构成。其中，塑料挤出机是塑化混炼、挤制加工PVC的重要设备，在现有技术中，我国几十年如一日的在PVC热收缩薄膜的加工机组中采用单螺杆塑料挤出机进行PVC的塑化混炼与挤制加工，然而由于单螺杆塑料挤出机的特定性能，在生产过程中，PVC塑料原料通常无法彻底塑化，产生晶点。此外，在挤制过程中受到加热挤压产生大量的气泡。在PVC热收缩薄膜的加工技术指标中，严格控制晶点、气泡的多少、大小是一项重要内容，上述晶点、气泡严重影响到PVC热收缩薄膜的质量。
发明内容
本发明的目的在于克服现有技术中的不足，提供一种用于加工PVC热收缩薄膜的机组，用于加工PVC热收缩薄膜的机组通过锥形双螺杆塑料挤出机对PVC原料进行塑化混炼、挤制加工，可以较为有效的减少PVC热收缩薄膜成品的晶点和气泡，有效提高了PVC热收缩薄膜成品的质量。
本发明的目的是通过以下方案来实现的：一种用于加工PVC热收缩薄膜的机组，由塑料挤出机、连接头、模具、风环和辅机构成，所述塑料挤出机为锥形双螺杆塑料挤出机，所述锥形双螺杆塑料挤出机包括驱动电机、皮带盘、减速分配箱、机筒、喂料机构、料斗和排气机构，所述喂料机构设置于所述机筒的后端，所述料斗设置于所述喂料机构的上方，所述排气机构设置于所述机筒，所述机筒内设置有两根异向转动的锥形螺杆，两根所述锥形螺杆相互啮合，所述驱动电机依次通过所述皮带盘、所述减速分配箱分别与两根所述锥形螺杆连接。
所述锥形螺杆由从后到前依次排列的进料段、压缩段和塑化段构成。
本发明的优点在于：相比现有技术的单螺杆挤出机，本发明在挤制PVC热收缩薄膜的过程中可将PVC原料充分塑化，大大减少了薄膜的晶点和气泡，有效提高了PVC热收缩薄膜的质量。
附图说明
图1为本发明的用于加工PVC热收缩薄膜的机组的锥形双螺杆塑料挤出机的结构示意图；
图2为两根锥形螺杆的结构示意图。
在图中：1.驱动电机，2.皮带盘，3.减速分配箱，4.机筒，5.喂料机构，6.料斗，7.机头架总成，8.连接头，9.模具，10.锥形螺杆，11.锥形螺杆的进料段，12.锥形螺杆的压缩段，13.锥形螺杆的塑化段。
具体实施方式
下面结合附图对本发明做进一步说明。
如图1所示，一种用于加工PVC热收缩薄膜的机组，由塑料挤出机、两孔并一孔的连接头8、模具9、风环和辅机构成，塑料挤出机为锥形双螺杆塑料挤出机，锥形双螺杆塑料挤出机包括驱动电机1、皮带盘2、减速分配箱3、机筒4、喂料机构5、料斗6和排气机构，喂料机构5设置于机筒4的后端，料斗6设置于喂料机构5的上方，排气机构设置于机筒4，机筒4内设置有两根异向转动的锥形螺杆10，两根锥形螺杆10相互啮合，驱动电机1依次通过皮带盘2、减速分配箱3分别与两根锥形螺杆10连接。机筒4的前端为机头架总成7，机头架总成7通过连接头8与模具9连接。
如图2所示，锥形螺杆10由从后到前依次排列的进料段11、压缩段12和塑化段13构成。
最后应当说明的是，以上内容仅用以说明本发明的技术方案，而非对本发明保护范围的限制，本领域的普通技术人员对本发明的技术方案进行的简单修改或者等同替换，均不脱离本发明技术方案的实质和范围。

Claims (2)

1.一种用于加工PVC热收缩薄膜的机组，由塑料挤出机、连接头(8)、模具(9)、风环和辅机构成，其特征在于：所述塑料挤出机为锥形双螺杆塑料挤出机，所述锥形双螺杆塑料挤出机包括驱动电机(1)、皮带盘(2)、减速分配箱(3)、机筒(4)、喂料机构(5)、料斗(6)和排气机构，所述喂料机构(5)设置于所述机筒(4)的后端，所述料斗(6)设置于所述喂料机构(5)的上方，所述排气机构设置于所述机筒(4)，所述机筒(4)内设置有两根异向转动的锥形螺杆(10)，两根所述锥形螺杆(10)相互啮合，所述驱动电机(1)依次通过所述皮带盘(2)、所述减速分配箱(3)分别与两根所述锥形螺杆(10)连接。
2.按照权利要求1所述的用于加工PVC热收缩薄膜的机组，其特征在于：所述锥形螺杆(10)由从后到前依次排列的进料段(11)、压缩段(12)和塑化段(13)构成。
CN2011101743510A 2011-06-24 2011-06-24 用于加工pvc热收缩薄膜的机组 Pending CN102837413A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011101743510A CN102837413A (zh) 2011-06-24 2011-06-24 用于加工pvc热收缩薄膜的机组

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011101743510A CN102837413A (zh) 2011-06-24 2011-06-24 用于加工pvc热收缩薄膜的机组

Publications (1)

Publication Number Publication Date
CN102837413A true CN102837413A (zh) 2012-12-26

Family

ID=47365262

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011101743510A Pending CN102837413A (zh) 2011-06-24 2011-06-24 用于加工pvc热收缩薄膜的机组

Country Status (1)

Country Link
CN (1) CN102837413A (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105235185A (zh) * 2015-10-29 2016-01-13 江苏利特尔绿色包装股份有限公司 一种pet扭结膜增强扭结性加工的挤出机
CN106313477A (zh) * 2015-07-07 2017-01-11 安拓思纳米技术（苏州）有限公司 一种双螺杆热熔挤出机
CN106696243A (zh) * 2015-07-27 2017-05-24 上海贝阳塑料机械科技有限公司 Pvc热收缩吹膜机

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030065296A1 (en) * 2001-02-26 2003-04-03 Kaiser Thomas A. Absorbent material of water absorbent polymer, thermoplastic polymer, and water and method for making same
CN2767125Y (zh) * 2005-02-25 2006-03-29 侯兴福 一种新型塑料板片材和流延膜的生产主机
CN1919583A (zh) * 2006-09-14 2007-02-28 上海浩正电气有限公司 印刷级pvc热收缩薄膜机组
CN201158108Y (zh) * 2008-02-20 2008-12-03 王飞跃 超锥形双螺杆造粒机
CN202114909U (zh) * 2011-06-24 2012-01-18 上海通冷挤出机有限公司 Pvc热收缩薄膜的加工机组

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030065296A1 (en) * 2001-02-26 2003-04-03 Kaiser Thomas A. Absorbent material of water absorbent polymer, thermoplastic polymer, and water and method for making same
CN2767125Y (zh) * 2005-02-25 2006-03-29 侯兴福 一种新型塑料板片材和流延膜的生产主机
CN1919583A (zh) * 2006-09-14 2007-02-28 上海浩正电气有限公司 印刷级pvc热收缩薄膜机组
CN201158108Y (zh) * 2008-02-20 2008-12-03 王飞跃 超锥形双螺杆造粒机
CN202114909U (zh) * 2011-06-24 2012-01-18 上海通冷挤出机有限公司 Pvc热收缩薄膜的加工机组

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
刘廷华: "《聚合物成型机械》", 31 July 2005, 中国轻工业出版社 *
国家机械工业委员会: "《橡胶塑料机械产品样本》", 31 December 1989, 机械工业出版社 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106313477A (zh) * 2015-07-07 2017-01-11 安拓思纳米技术（苏州）有限公司 一种双螺杆热熔挤出机
CN106696243A (zh) * 2015-07-27 2017-05-24 上海贝阳塑料机械科技有限公司 Pvc热收缩吹膜机
CN105235185A (zh) * 2015-10-29 2016-01-13 江苏利特尔绿色包装股份有限公司 一种pet扭结膜增强扭结性加工的挤出机

Similar Documents

Publication Publication Date Title
CN201158136Y (zh) 一种新型木塑复合材料挤出机
CN100496945C (zh) 一种成型带有木纹的塑木材料的装置及其方法
CN201183312Y (zh) 一种超锥型双螺杆塑料挤出机
CN104441536A (zh) 一种聚醚醚酮细管挤出生产工艺及装置
CN202264376U (zh) 一种造粒机的双锥喂料装置
CN102837413A (zh) 用于加工pvc热收缩薄膜的机组
CN103722719A (zh) 一种塑料挤出机
CN202114909U (zh) Pvc热收缩薄膜的加工机组
CN210390062U (zh) 一种侧喂料双螺杆挤出机
CN201931561U (zh) 超大长径比双螺杆造粒设备
CN201158108Y (zh) 超锥形双螺杆造粒机
CN103128954A (zh) 一种塑料挤出机
CN204095105U (zh) 一种采用行星螺杆挤出机的pvc流延薄膜生产线
CN205148866U (zh) 一种螺杆挤压机
CN203919629U (zh) 一种十螺杆行星挤出机
CN203317725U (zh) 一种聚偏氟乙烯专用精密挤出装置
CN201158137Y (zh) 一种双螺杆塑料挤出机
CN102776579B (zh) 一种连续式可调控的水汽密封型双螺杆挤出机
CN202668958U (zh) 一种加工lft-pp材料的同向双螺杆挤出机
CN204869567U (zh) 一种pvc粉直接挤出电线一体机
CN217196850U (zh) 一种塑料挤出机螺杆螺筒
CN204773488U (zh) 一种新型高分子塑料专用双螺杆挤出机
CN201979686U (zh) 超锥形双螺杆挤出设备
CN205467223U (zh) 挤出装置
CN201745153U (zh) 一种制造珠光色母粒产品的双螺杆挤出机

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
ASS Succession or assignment of patent right

Owner name: SHANGHAI TONGLENG PACKING MATERIALS CO., LTD.

Free format text: FORMER OWNER: SHANGHAI TONGLENG EXTRUDER CO., LTD.

Effective date: 20130225

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 201605 SONGJIANG, SHANGHAI TO: 201600 SONGJIANG, SHANGHAI

TA01 Transfer of patent application right

Effective date of registration: 20130225

Address after: 201600 Shanghai Songjiang District Xinbang town Hu Lu Road No. 117

Applicant after: Shanghai Tong Leng Packaging Materials Co., Ltd.

Address before: 201605 Shanghai Xinfa private economic development zone (New Songjiang Creek)

Applicant before: Shanghai Tong Leng Extruder Co.,Ltd.

C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20121226