CN201650986U - 一种适用深孔连接用的异形螺栓 - Google Patents

一种适用深孔连接用的异形螺栓 Download PDF

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CN201650986U
CN201650986U CN2010201893114U CN201020189311U CN201650986U CN 201650986 U CN201650986 U CN 201650986U CN 2010201893114 U CN2010201893114 U CN 2010201893114U CN 201020189311 U CN201020189311 U CN 201020189311U CN 201650986 U CN201650986 U CN 201650986U
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杨枚荣
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HUZHOU RUISHI STANDARD COMPONENTS MANUFACTURING Co Ltd
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HUZHOU RUISHI STANDARD COMPONENTS MANUFACTURING Co Ltd
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Abstract

本实用新型公开了一种适用深孔连接用的异形螺栓。该螺栓包括螺栓头(1)和设有螺纹(3)的螺杆(2);螺栓头为长圆柱形,螺栓头(1)内有沉孔(4),沉孔(4)的开口处设有六方孔(5),六方孔(5)设有倒角(6)。本实用新型的螺栓头为长圆柱形,可方便安装和拆卸。螺栓头内有沉孔,可减轻重量,并可节约材料,降低制造成本。在沉孔的开口处设有六方孔,可用内六方扳毛安装和拆卸,六方孔设有倒角。可方便内六方扳插入。本实用新型适用冷镦加工,螺纹部分采用滚丝的方式制成。本实用新型适用深孔连接的需要。

Description

一种适用深孔连接用的异形螺栓 
技术领域
本实用新型涉及一种适用深孔连接用的异形螺栓。 
背景技术
螺栓和螺母是常用的紧固件,但在一些特殊的应用场合,如深孔连接时,普通螺栓使用很不方便或无法使用,特别是对于深孔连接的场合,普通螺栓深深的陷在孔中,不便于安装和拆卸。 
实用新型内容
本实用新型的目的在于,提供一种适用深孔连接用的异形螺栓。以适应深孔紧固连接需要,可方便安装和拆卸。 
本实用新型的技术方案:一种适用深孔连接用的异形螺栓,包括螺栓头和设有螺纹的螺杆;螺栓头为长圆柱形,螺栓头内有沉孔,沉孔的开口处设有六方孔,六方孔设有倒角。 
与现有技术相比,本实用新型的螺栓头为长圆柱形,当螺栓旋入后,螺栓头大致与深孔表面平齐,可方便安装和拆卸。螺栓头内有沉孔,可减轻重量,并可节约材料,降低制造成本。在沉孔的开口处设有六方孔,可用内六方扳毛安装和拆卸,六方孔设有倒角。可方便内六方扳插入。本实用新型适合用冷镦加工,螺纹部分采用滚丝的方式制成。本实用新型适用深孔连接的需要。 
附图说明
图1是本实用新型的结构示意图; 
图2是图1的立体示意图。 
附图中的标记为:1-螺栓头,2-螺杆,3-螺纹,4-沉孔,5-六方 孔,6-倒角。 
具体实施方式
下面结合附图和实施例对本实用新型作进一步的详细说明。 
实施例。一种适用深孔连接用的异形螺栓,其结构如图1所示,图2是图1的立体示意图。由图1和图2可见该螺栓包括普通螺栓所具有的螺栓头1和设有螺纹3的螺杆2。其特点是:螺栓头1为长圆柱形,螺栓头1内有沉孔4,沉孔4的开口处设有六方孔5,六方孔5设有倒角6。 
具体加工时,异形螺栓的形状采用冷镦工艺制成,先加工出异形螺栓的形状,然后再采用滚丝设备完成螺纹的加工,由于螺栓的整个外形是采用冷镦工艺加工,所以加工速度快,零件的一致性好,并可节约材料。 

Claims (1)

1.一种适用深孔连接用的异形螺栓,包括螺栓头(1)和设有螺纹(3)的螺杆(2),其特征在于:螺栓头(1)为长圆柱形,螺栓头(1)内有沉孔(4),沉孔(4)的开口处设有六方孔(5),六方孔(5)设有倒角(6)。
CN2010201893114U 2010-05-13 2010-05-13 一种适用深孔连接用的异形螺栓 Expired - Fee Related CN201650986U (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108457965A (zh) * 2018-03-30 2018-08-28 芜湖强振汽车紧固件有限公司 一种车轮轮毂螺栓

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108457965A (zh) * 2018-03-30 2018-08-28 芜湖强振汽车紧固件有限公司 一种车轮轮毂螺栓

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