CN2628193Y - 带止动销的立铣刀夹具 - Google Patents

带止动销的立铣刀夹具 Download PDF

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Publication number
CN2628193Y
CN2628193Y CN 03254753 CN03254753U CN2628193Y CN 2628193 Y CN2628193 Y CN 2628193Y CN 03254753 CN03254753 CN 03254753 CN 03254753 U CN03254753 U CN 03254753U CN 2628193 Y CN2628193 Y CN 2628193Y
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China
Prior art keywords
milling cutter
stopping pin
vertical milling
pinch
hole
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Expired - Fee Related
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CN 03254753
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English (en)
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胡水清
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Individual
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Abstract

一种带止动销的立铣刀夹具,包括弹簧夹,弹簧夹锁紧机构,其特征是:在弹簧夹2上开有一个或多个通孔,通孔内安有止动销1,止动销与通孔是滑动配合,止动销的长度大于弹簧夹壁的厚度;带有一个或三个凹槽4的立铣刀置入立铣刀夹具内时,弹簧夹通孔内的止动销与凹槽底部接触。立铣刀装入弹簧夹内时,夹壁孔中的止动销落入凹槽底面,此时锁紧弹簧夹后,立铣刀在铣削工作时,会被弹簧夹锁紧机构(锥套)和止动销紧紧锁定,如此便达到了防止立铣刀在弹簧夹内打滑和可能向下移动的目的,从而提高了铣床立铣时进刀手柄刻度值与实际进刀量的对应精度,并能提高正品率,确保加工机械安全。

Description

带止动销的立铣刀夹具
                      技术领域
本实用新型涉及机床刀夹具技术领域,特别是一种带止动销的立铣刀夹具。
                      背景技术
现有的立铣刀夹具在铣削工作时,若切削力超过其夹持力时,会出现立铣刀在夹具内发生旋转(打滑)或向下位移的情况,造成实际进刀量与铣床进刀手柄刻度值不符,易使被加工量件的加工面损伤,增加了废品率或损坏加工机械。
                      发明内容
本实用新型的目的是提供一种可有效防止立铣刀在立铣刀夹具内打滑的带止动销的立铣刀夹具。
本实用新型在解决其技术问题时所采用的技术方案是:在立铣刀弹簧夹2的斜壁适当位置加工一圆形通孔或数个圆形通孔,将止动销1置入孔内,止动销与孔为滑动配合,止动销1的长度大于弹簧夹壁厚度;在圆柱形立铣刀3颈部圆周三等分处分别开出平面凹槽4,立铣刀装入弹簧夹内时,夹壁孔中的止动销落入凹槽底面,此时锁紧弹簧夹后,立铣刀在铣削工作时,会被弹簧夹锁紧机构(锥套)和止动销紧紧锁定,如此便达到了防止立铣刀在弹簧夹内打滑和可能向下移动的目的,从而提高了铣床立铣时进刀手柄刻度值与实际进刀量的对应精度,并能提高正品率,确保加工机械安全。
                      附图说明
附图1为本实用新型结构示意图;
附图2为立铣刀具凹槽结构示意图。
图中:1—定位销,2—弹簧夹,3—立铣刀,4—凹槽。
                      实施方法
下面结合附图对本实用新型作进一步说明。将带有平面凹槽的立铣刀3放入弹簧夹2内,其凹槽正面与弹簧夹斜壁上圆形通孔对齐,将定位销1置入通孔,紧贴立铣刀具凹槽底部,再用锥套锁紧弹簧夹,这样立铣刀具在铣削工作时被弹簧夹和止动销紧紧锁住,从而不会在弹簧夹内旋转,也不会向下位移,在大提高了立铣时进刀手柄刻度值与实际进刀量的对应精度。

Claims (2)

1、一种带止动销的立铣刀夹具,包括弹簧夹,弹簧夹锁紧机构,其特征是:在弹簧夹(2)上开有一个或多个通孔,通孔内安有止动销(1),止动销与通孔是滑动配合,止动销的长度大于弹簧夹壁的厚度。
2、根据利要求1所述的带止动锁的立铣刀夹具,其特征是:带有一个或三个凹槽(4)的立铣刀置入立铣刀夹具内时,弹簧夹通孔内的止动销与凹槽底部接触。
CN 03254753 2003-07-08 2003-07-08 带止动销的立铣刀夹具 Expired - Fee Related CN2628193Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 03254753 CN2628193Y (zh) 2003-07-08 2003-07-08 带止动销的立铣刀夹具

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Application Number Priority Date Filing Date Title
CN 03254753 CN2628193Y (zh) 2003-07-08 2003-07-08 带止动销的立铣刀夹具

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CN2628193Y true CN2628193Y (zh) 2004-07-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106270707A (zh) * 2016-10-10 2017-01-04 刘颖 一种强力刀柄
CN109396516A (zh) * 2017-12-15 2019-03-01 中国航空工业集团公司金城南京机电液压工程研究中心 一种反铣加工方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106270707A (zh) * 2016-10-10 2017-01-04 刘颖 一种强力刀柄
CN109396516A (zh) * 2017-12-15 2019-03-01 中国航空工业集团公司金城南京机电液压工程研究中心 一种反铣加工方法

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