CN203371771U - 挤出机螺杆 - Google Patents

挤出机螺杆 Download PDF

Info

Publication number
CN203371771U
CN203371771U CN201320408741.4U CN201320408741U CN203371771U CN 203371771 U CN203371771 U CN 203371771U CN 201320408741 U CN201320408741 U CN 201320408741U CN 203371771 U CN203371771 U CN 203371771U
Authority
CN
China
Prior art keywords
thread
screw thread
rear end
extruder screw
transition
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.)
Expired - Fee Related
Application number
CN201320408741.4U
Other languages
English (en)
Inventor
张建群
沙燕
李勇
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.)
SHANDONG TONGJIA MACHINERY CO Ltd
Original Assignee
SHANDONG TONGJIA MACHINERY 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 SHANDONG TONGJIA MACHINERY CO Ltd filed Critical SHANDONG TONGJIA MACHINERY CO Ltd
Priority to CN201320408741.4U priority Critical patent/CN203371771U/zh
Application granted granted Critical
Publication of CN203371771U publication Critical patent/CN203371771U/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • 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
    • B29C48/505Screws
    • B29C48/585Screws provided with gears interacting with the flow
    • 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
    • B29C48/505Screws
    • B29C48/53Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • 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
    • B29C48/505Screws
    • B29C48/565Screws having projections other than the thread, e.g. pins

Landscapes

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

Abstract

挤出机螺杆,由齿轮、过渡螺纹、变节距螺纹、等节距螺纹、固定螺纹、固定柄组成,其特征在于变节距螺纹的前端设置过渡螺纹,过渡螺纹的前端设置齿轮,变节距螺纹的后端设置等节距螺纹,等节距螺纹的后端设置固定螺纹,固定螺纹的后端设置固定柄,本实用新型的有益效果是挤出机螺杆结构设计合理,输出压力稳定,物料混合均匀,挤出效率较高,且使用寿命较长。

Description

挤出机螺杆
技术领域
 本实用新型属于机械技术领域,更具体地说是一种挤出机螺杆。
背景技术
目前,塑料格栅、木塑的生产所采用的设备多为挤出设备,挤出设备的主要部件为挤出螺杆,现有技术的挤出螺杆结构设计不合理,输出压力不稳定,物料混合不均匀,挤出效率较低,且使用寿命较短,影响产品的质量。
发明内容
为了解决上述问题,本实用新型提供了一种结构设计合理、输出压力稳定、物料混合均匀、挤出效率较高、且使用寿命较长的挤出机螺杆,本实用新型的技术方案为:所述的挤出机螺杆由齿轮、过渡螺纹、变节距螺纹、等节距螺纹、固定螺纹、固定柄组成,其特征在于变节距螺纹的前端设置过渡螺纹,过渡螺纹的前端设置齿轮,变节距螺纹的后端设置等节距螺纹,等节距螺纹的后端设置固定螺纹,固定螺纹的后端设置固定柄。
本实用新型所述的挤出机螺杆,其特征在于挤出机螺杆的表面采取浸氮处理,深度为0.3~0.6mm,硬度为HV850~900。
本实用新型的有益效果是挤出机螺杆结构设计合理,输出压力稳定,物料混合均匀,挤出效率较高,且使用寿命较长。
附图说明
附图1是本实用新型的结构示意图;附图1中:
1.齿轮,2.过渡螺纹,3.变节距螺纹,4.等节距螺纹,5.固定螺纹,6.固定柄。
具体实施方式
结合附图1对本实用新型进一步详细描述,以便公众更好地掌握本实用新型的实施方法,本实用新型具体的实施方案为:所述的挤出机螺杆由齿轮1、过渡螺纹2、变节距螺纹3、等节距螺纹4、固定螺纹5、固定柄6组成,其特征在于变节距螺纹3的前端设置过渡螺纹2,过渡螺纹2的前端设置齿轮1,变节距螺纹3的后端设置等节距螺纹4,等节距螺纹4的后端设置固定螺纹5,固定螺纹5的后端设置固定柄6。
本实用新型所述的挤出机螺杆,其特征在于挤出机螺杆的表面采取浸氮处理,深度为0.3~0.6mm,硬度为HV850~900。
本实用新型的有益效果是挤出机螺杆结构设计合理,输出压力稳定,物料混合均匀,挤出效率较高,且使用寿命较长。                  

Claims (2)

1.挤出机螺杆,由齿轮(1)、过渡螺纹(2)、变节距螺纹(3)、等节距螺纹(4)、固定螺纹(5)、固定柄(6)组成,其特征在于变节距螺纹(3)的前端设置过渡螺纹(2),过渡螺纹(2)的前端设置齿轮(1),变节距螺纹(3)的后端设置等节距螺纹(4),等节距螺纹(4)的后端设置固定螺纹(5),固定螺纹(5)的后端设置固定柄(6)。
2.根据权利要求1所述的挤出机螺杆,其特征在于挤出机螺杆的表面采取浸氮处理,处理深度为0.3~0.6mm,硬度为HV850~900。
CN201320408741.4U 2013-07-10 2013-07-10 挤出机螺杆 Expired - Fee Related CN203371771U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320408741.4U CN203371771U (zh) 2013-07-10 2013-07-10 挤出机螺杆

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320408741.4U CN203371771U (zh) 2013-07-10 2013-07-10 挤出机螺杆

Publications (1)

Publication Number Publication Date
CN203371771U true CN203371771U (zh) 2014-01-01

Family

ID=49834322

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320408741.4U Expired - Fee Related CN203371771U (zh) 2013-07-10 2013-07-10 挤出机螺杆

Country Status (1)

Country Link
CN (1) CN203371771U (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104760258A (zh) * 2015-03-20 2015-07-08 宁海燕 一种连接螺杆

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104760258A (zh) * 2015-03-20 2015-07-08 宁海燕 一种连接螺杆

Similar Documents

Publication Publication Date Title
EP4290510A3 (en) Audio encoder
CN203371771U (zh) 挤出机螺杆
CN201405501Y (zh) 一种新型螺杆
CN204276910U (zh) 双联齿轮模具
CN203844113U (zh) 注塑机模仁
CN204220865U (zh) 一种镦粗压柄和钢筋镦粗机
CN202805486U (zh) 一种型芯
CN203371764U (zh) 双阶式一步法木塑挤出成型设备
CN202088472U (zh) 环氧树脂玻璃纤维挤拉管芯模结构
CN203214543U (zh) 一种螺丝
CN202781771U (zh) 梅花管成型模具
CN204533226U (zh) 新型数控机床轴承座
CN203343568U (zh) 直槽机用丝锥
CN204725807U (zh) 一种新型塑胶成型加热机构
CN204546988U (zh) 一种用于生产低烟无卤电缆料的螺旋上料装置
CN203510677U (zh) 功能性花生专用地膜挤出机机头口模
CN203680588U (zh) 一种橡胶产品加料器
CN203477230U (zh) 丝杠间隙排除装置
CN202635451U (zh) 智能蛋糕成型装置
CN203155734U (zh) 铜线加工成型腔体模具
CN204354204U (zh) 一种柔性软管冲孔上下模结构
CN203108507U (zh) 一种膨化机螺杆
CN202862568U (zh) 一种拉线机的压杆
CN204136100U (zh) 一种可调节管道切割装置
CN202180511U (zh) 一种空心轻质砖挤出机机头

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140101

Termination date: 20180710