CN203557671U - 一种挤出机的螺杆 - Google Patents

一种挤出机的螺杆 Download PDF

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Publication number
CN203557671U
CN203557671U CN201320644754.1U CN201320644754U CN203557671U CN 203557671 U CN203557671 U CN 203557671U CN 201320644754 U CN201320644754 U CN 201320644754U CN 203557671 U CN203557671 U CN 203557671U
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CN
China
Prior art keywords
screw rod
threads
extruder
rod body
screw
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
CN201320644754.1U
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English (en)
Inventor
阿不都拉·阿不都外力
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.)
HUOCHENG COUNTY FUERHAN METAL PRODUCTS Co Ltd
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HUOCHENG COUNTY FUERHAN METAL PRODUCTS Co Ltd
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Application filed by HUOCHENG COUNTY FUERHAN METAL PRODUCTS Co Ltd filed Critical HUOCHENG COUNTY FUERHAN METAL PRODUCTS Co Ltd
Priority to CN201320644754.1U priority Critical patent/CN203557671U/zh
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Publication of CN203557671U publication Critical patent/CN203557671U/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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/535—Screws with thread pitch varying along the longitudinal axis
    • 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

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

Abstract

本实用新型公开了一种挤出机的螺杆，包括螺杆本体、设置于所述的螺杆本体上的螺纹，所述的螺纹表面依次设置有防锈层以及耐磨层，所述的螺纹的螺距渐变渐大，相邻螺距之间的比值为1:1.5，将螺纹设成不等距且螺纹深度渐变渐大，增大了压缩比，使得喂料效率大为提高，产量高，此外在螺纹表面设置防锈层以及耐磨层，延长使用寿命。

Description

一种挤出机的螺杆
技术领域
本实用新型涉及一种挤出机的螺杆。
背景技术
    目前市场上的挤出机的螺杆，包括螺杆本体、设置于所述的螺杆本体上的螺纹，通常所述的螺纹为等深等距，至使喂料效率不高、产量低、压缩比小、制品质量较差。
实用新型内容
本实用新型的目的在于克服现有技术中存在的缺陷，提供一种挤出机的螺杆，喂料效率高、产量高、压缩比大、制品质量好。
为实现上述目的，本实用新型的技术方案是提供了一种挤出机的螺杆，包括螺杆本体、设置于所述的螺杆本体上的螺纹，所述的螺纹表面依次设置有防锈层以及耐磨层，所述的螺纹的螺距渐变渐大，相邻螺距之间的比值为1:1.5，所述的螺纹的深度渐变渐大。
本实用新型的优点和有益效果在于：将螺纹设成不等距且螺纹深度渐变渐大，增大了压缩比，使得喂料效率大为提高，产量高，此外在螺纹表面设置防锈层以及耐磨层，延长使用寿命。
附图说明
图1为本实用新型示意图。
图中：1、螺杆本体；2、螺纹。
具体实施方式
下面结合附图和实施例，对本实用新型的具体实施方式作进一步描述。以下实施例仅用于更加清楚地说明本实用新型的技术方案，而不能以此来限制本实用新型的保护范围。
如图1所示，一种挤出机的螺杆，包括螺杆本体1、设置于所述的螺杆本体上的螺纹2，所述的螺纹2表面依次设置有防锈层以及耐磨层，所述的螺纹2的螺距渐变渐大，相邻螺距之间的比值为1:1.5，所述的螺纹2的深度渐变渐大。
以上所述仅是本实用新型的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本实用新型技术原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本实用新型的保护范围。

Claims (1)

1.一种挤出机的螺杆，其特征在于：包括螺杆本体、设置于所述的螺杆本体上的螺纹，所述的螺纹表面依次设置有防锈层以及耐磨层，所述的螺纹的螺距渐变渐大，相邻螺距之间的比值为1:1.5，所述的螺纹的深度渐变渐大。
CN201320644754.1U 2013-10-15 2013-10-15 一种挤出机的螺杆 Expired - Fee Related CN203557671U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320644754.1U CN203557671U (zh) 2013-10-15 2013-10-15 一种挤出机的螺杆

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320644754.1U CN203557671U (zh) 2013-10-15 2013-10-15 一种挤出机的螺杆

Publications (1)

Publication Number Publication Date
CN203557671U true CN203557671U (zh) 2014-04-23

Family

ID=50507410

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320644754.1U Expired - Fee Related CN203557671U (zh) 2013-10-15 2013-10-15 一种挤出机的螺杆

Country Status (1)

Country Link
CN (1) CN203557671U (zh)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140423

Termination date: 20141015

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