CN104942747A - 过盈配合零件用惯性拔取器 - Google Patents

过盈配合零件用惯性拔取器 Download PDF

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Publication number
CN104942747A
CN104942747A CN201510272035.5A CN201510272035A CN104942747A CN 104942747 A CN104942747 A CN 104942747A CN 201510272035 A CN201510272035 A CN 201510272035A CN 104942747 A CN104942747 A CN 104942747A
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China
Prior art keywords
interference fit
puller
rod
fit part
handle
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CN201510272035.5A
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English (en)
Inventor
李平昌
李明
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Hefei Ji Yuan Electronics Co Ltd
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Hefei Ji Yuan Electronics Co Ltd
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Priority to CN201510272035.5A priority Critical patent/CN104942747A/zh
Publication of CN104942747A publication Critical patent/CN104942747A/zh
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/02Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
    • B25B27/023Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same using screws
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/0028Tools for removing or installing seals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/02Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
    • B25B27/06Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races
    • B25B27/062Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races using screws

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Slide Fasteners (AREA)

Abstract

本发明公开了一种过盈配合零件用惯性拔取器,包括抓物杆,所述抓物杆的一端内部中心处设有涨开杆和与其通过螺纹传动的钩套,外部套设有带弹簧的卡套,另一端设有两个撑爪,所述两个撑爪从中间断开并形成与涨开杆同一直线上的大小为2mm间隙,所述涨开杆通过螺纹连接于拔取螺杆的一端,所述拔取螺杆的另一端设有手柄,且靠近手柄处的表面套设有打击套。本发明结构简单,使用方便,适用于小孔径轴承和骨架油封的拔取。

Description

过盈配合零件用惯性拔取器
技术领域
本发明属于夹具的技术领域,尤其涉及一种过盈配合零件用惯性拔取器。
背景技术
在机械设备大修过程中,通常采取锤击敲打的办法取出各种过盈配合零件,劳动强度大,工作效率低,零件质量不容易保证,而且噪音污染环境,特别是大过盈配合零件、盲孔内轴承、深孔内轴承、大孔径轴承用常规办法无法取出,对这些零件不得不做报废处理,形成极大的浪费。
发明内容
本发明的目的在于克服现有技术存在的以上问题,提供一种过盈配合零件用惯性拔取器,适合于小孔径轴承和骨架油封的拔取。
为实现上述技术目的,达到上述技术效果,本发明通过以下技术方案实现:
一种过盈配合零件用惯性拔取器,包括抓物杆,所述抓物杆的一端内部中心处设有涨开杆和与其通过螺纹传动的钩套,外部套设有带弹簧的卡套,另一端设有两个撑爪,所述两个撑爪从中间断开并形成与涨开杆同一直线上的大小为2mm间隙,所述涨开杆通过螺纹连接于拔取螺杆的一端,所述拔取螺杆的另一端设有手柄,且靠近手柄处的表面套设有打击套。
进一步的,所述手柄和打击套之间设有垫片。
本发明的有益效果是:
本发明结构简单,使用方便,适用于小孔径轴承和骨架油封的拔取。
附图说明
此处所说明的附图用来提供对本发明的进一步理解,构成本申请的一部分,本发明的示意性实施例及其说明用于解释本发明,并不构成对本发明的不当限定。在附图中:
图1是本发明的一种实施例的结构示意图;
图中标号说明:1-抓物杆,11-撑爪,12-间隙,2-涨开杆,3-钩套,4-弹簧,5-卡套,6-拔取螺杆,7-手柄,8-打击套,9-零件。
具体实施方式
下面将参考附图并结合实施例,来详细说明本发明。
如图1所示,一种过盈配合零件用惯性拔取器,包括抓物杆1,所述抓物杆1的一端内部中心处设有涨开杆2和与其通过螺纹传动的钩套3,外部套设有带弹簧4的卡套5,另一端设有两个撑爪11,所述两个撑爪11从中间断开并形成与涨开杆2同一直线上的大小为2mm间隙12,所述涨开杆2通过螺纹连接于拔取螺杆6的一端,所述拔取螺杆2的另一端设有手柄7,且靠近手柄7处的表面套设有打击套8。
进一步的,所述手柄7和打击套8之间设有垫片。
本实施例的工作原理如下:
先将抓物杆1放入被取零件9的内孔,左手抓住钩套3外露部分,右手拧动涨开杆2,使得抓物杆1的两个撑爪11张开,抓住被取零件9的端面,再连接拔取螺杆6并在拔取螺杆6上装好手柄7和打击套8,打击套8往后打击手柄7就可以取出零件。本发明是把零件间的轴向力转化成螺纹传动的滑动摩擦力,对拔取小孔径轴承和骨架油封十分方便,工作效率高,效果良好。

Claims (2)

1.一种过盈配合零件用惯性拔取器,包括抓物杆(1),所述抓物杆(1)的一端内部中心处设有涨开杆(2)和与其通过螺纹传动的钩套(3),外部套设有带弹簧(4)的卡套(5),另一端设有两个撑爪(11),所述两个撑爪(11)从中间断开并形成与涨开杆(2)同一直线上的大小为2mm间隙(12),所述涨开杆(2)通过螺纹连接于拔取螺杆(6)的一端,其特征在于:所述拔取螺杆(2)的另一端设有手柄(7),且靠近手柄(7)处的表面套设有打击套(8)。
2.根据权利要求1所述的过盈配合零件用惯性拔取器,其特征在于:所述手柄(7)和打击套(8)之间设有垫片。
CN201510272035.5A 2015-05-26 2015-05-26 过盈配合零件用惯性拔取器 Pending CN104942747A (zh)

Priority Applications (1)

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CN201510272035.5A CN104942747A (zh) 2015-05-26 2015-05-26 过盈配合零件用惯性拔取器

Applications Claiming Priority (1)

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CN201510272035.5A CN104942747A (zh) 2015-05-26 2015-05-26 过盈配合零件用惯性拔取器

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2180416Y (zh) * 1993-08-11 1994-10-26 山西省农业机械化科学研究所 盲孔轴承取出器
US5784783A (en) * 1996-04-18 1998-07-28 Carpenter; Donald L. Method of removing an injector sleeve
US20040049904A1 (en) * 2002-04-12 2004-03-18 Spx Corporation Cylinder liner remover
CN201128134Y (zh) * 2007-11-20 2008-10-08 扬动股份有限公司 轴承拆卸工具
CN202428396U (zh) * 2012-01-02 2012-09-12 郑天奇 曲轴导向轴承拉出器
CN202895139U (zh) * 2012-11-15 2013-04-24 广西玉柴机器股份有限公司 多用途拔套器
CN203210310U (zh) * 2013-04-11 2013-09-25 浙江何仕汽车工具有限公司 内轴承拉码

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2180416Y (zh) * 1993-08-11 1994-10-26 山西省农业机械化科学研究所 盲孔轴承取出器
US5784783A (en) * 1996-04-18 1998-07-28 Carpenter; Donald L. Method of removing an injector sleeve
US20040049904A1 (en) * 2002-04-12 2004-03-18 Spx Corporation Cylinder liner remover
CN201128134Y (zh) * 2007-11-20 2008-10-08 扬动股份有限公司 轴承拆卸工具
CN202428396U (zh) * 2012-01-02 2012-09-12 郑天奇 曲轴导向轴承拉出器
CN202895139U (zh) * 2012-11-15 2013-04-24 广西玉柴机器股份有限公司 多用途拔套器
CN203210310U (zh) * 2013-04-11 2013-09-25 浙江何仕汽车工具有限公司 内轴承拉码

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