CN104308761B - 外螺纹磨刀 - Google Patents

外螺纹磨刀 Download PDF

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Publication number
CN104308761B
CN104308761B CN201410399425.4A CN201410399425A CN104308761B CN 104308761 B CN104308761 B CN 104308761B CN 201410399425 A CN201410399425 A CN 201410399425A CN 104308761 B CN104308761 B CN 104308761B
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Prior art keywords
cylinder
external screw
screw thread
external thread
shaft member
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CN104308761A (zh
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宣景勤
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WUZHOU WANGJIE MACHINERY MANUFACTURE Co Ltd
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WUZHOU WANGJIE MACHINERY MANUFACTURE Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G9/00Working screws, bolt heads, or nuts in conjunction with thread cutting, e.g. slotting screw heads or shanks, removing burrs from screw heads or shanks; Finishing, e.g. polishing, any screw-thread
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G5/00Thread-cutting tools; Die-heads
    • B23G5/02Thread-cutting tools; Die-heads without means for adjustment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G2210/00Details of threads produced
    • B23G2210/08External threads

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)

Abstract

本发明公开了一种外螺纹磨刀,它包括一端封口的圆筒,所述圆筒内设有内螺纹段,所述圆筒内于所述封口的一端设有挡块,所述挡块及所述圆筒封口之间设有弹簧,所述圆筒封口端之外设有驱动所述圆筒沿所述圆筒轴线方向做往复运动的动力缸,所述内螺纹段内表面设有石英砂层。本发明与现有技术相比,可以解决现有外螺纹轴件磨削加工复杂,加工能耗高,成本高的问题。

Description

外螺纹磨刀
技术领域
本发明涉及机械制造技术领域,尤其是一种用于加工外螺纹轴件的刀具。
背景技术
目前,外螺纹轴件的外螺纹加工,常用的方法有两种。一种是用带有内螺纹的圆环,在轴件上旋转攻丝,操作十分费力,十分耗时,只适合较小批量小尺寸的外螺纹轴件;较大尺寸的外螺纹轴件,一般是用车床车,加工难度较高,加工精度较难把握,能耗较大,生产成本较高;另外,外螺纹轴件在初步加工成型后,很多需要精加工,即磨削外螺纹,使之达到表面精度,加工难度非常高。因而需要设计一种结构简单,操作方便,加工能耗低成本低的工具,以完善外螺纹轴件的加工。
发明内容
本发明所要解决的问题是提供一种外螺纹磨刀,以解决现有外螺纹轴件磨削加工复杂,加工能耗高,成本高的问题。
为了解决上述问题,本发明的技术方案是:本外螺纹磨刀包括一端封口的圆筒,所述圆筒内设有内螺纹段,所述圆筒内于所述封口的一端设有挡块,所述挡块及所述圆筒封口之间设有弹簧,所述圆筒封口端之外设有驱动所述圆筒沿所述圆筒轴线方向做往复运动的动力缸,所述内螺纹段内表面设有石英砂层。
由于采用了上述技术方案,本发明与现有技术相比具有如下有益效果:
本外螺纹磨刀通过在带有外螺纹段的圆筒内设置的弹簧和挡块,在带加工的外螺纹轴件顶住挡块,利用弹簧恢复力和外加的动力,使圆筒的内螺纹段与外螺纹轴件的产生往复旋转运动,以均匀快速而且省力得完成外螺纹轴件外螺纹的磨削,无需大型的设备,大大节约了能耗,节约加工成本,结构十分简单。本外螺纹磨刀对非金属的外螺纹轴件尤为适宜,当竖直放置时,操作人员只需用手在圆筒的封口段压下,几个往复即可完成外螺纹轴件的加工,使用十分方便。
附图说明
图1是本发明实施例的主视图;
图2是图1中的A处放大图。
具体实施方式
下面结合附图对本发明实施例作进一步详述:
如图1、图2所示的外螺纹磨刀,它包括一端封口的圆筒1,圆筒1内设有内螺纹段4,圆筒1内于所述封口的一端设有挡块3,挡块3及圆筒1的封口之间设有弹簧2。圆筒1封口端之外设有驱动圆筒1沿圆筒1轴线方向做往复运动的动力缸,这里的动力缸为气缸7。内螺纹段4内表面设有石英砂层6。
使用时,将待加工的外螺纹轴件5插入圆筒1内顶住挡块3,固定外螺纹轴件5的末端,圆筒1前端用气缸7顶住;气缸7伸出顶紧圆筒1,圆筒1和外螺纹轴件5压缩弹簧2,同时圆筒1内螺纹段4在外螺纹轴件5上滚动,到弹簧2压缩的极限位置时,气缸7停止伸出并回缩,松开圆筒1,弹簧2推动圆筒1向气缸7方向运动,圆筒1内螺纹段4在外螺纹轴件5上滚动,如此在气缸7和弹簧2的作用下,圆筒1做往复运动并旋转,圆筒1内螺纹段4上的石英砂层6磨削外螺纹轴件5的外螺纹,完成外螺纹的精加工。在保证了加工精度的情况下,极大地节省了加工动力。

Claims (1)

1.一种外螺纹磨刀,其特征在于:包括一端封口的圆筒,所述圆筒内设有内螺纹段,所述圆筒内于所述封口的一端设有挡块,所述挡块及所述圆筒封口之间设有弹簧,所述圆筒封口端之外设有驱动所述圆筒沿所述圆筒轴线方向做往复运动的动力缸,所述内螺纹段内表面设有石英砂层。
CN201410399425.4A 2014-08-14 2014-08-14 外螺纹磨刀 Active CN104308761B (zh)

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Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2409809C2 (de) * 1974-03-01 1983-08-04 Rems-Werk Christian Föll und Söhne GmbH & Co, 7050 Waiblingen Gewindeschneidkluppe
CN2459126Y (zh) * 2001-01-08 2001-11-14 蒋福源 改进的攻牙器
JP2002292555A (ja) * 2001-01-25 2002-10-08 Senjo Seiki Kk ラップ工具
CN201015807Y (zh) * 2006-12-05 2008-02-06 许晓华 外螺纹加工装置
CN201264099Y (zh) * 2008-09-25 2009-07-01 詹立群 一种车床的加工装置
KR101183871B1 (ko) * 2010-05-06 2012-09-19 주식회사 서울금속 수나사 가공용 연삭기
CN102120278B (zh) * 2010-11-24 2013-04-17 深圳市大富科技股份有限公司 螺纹加工刀具、方法,连接器螺纹加工方法
CN203664874U (zh) * 2013-10-29 2014-06-25 常州市海力工具有限公司 外螺纹加工的套刀

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