WO2019071627A1 - 铣刀 - Google Patents

铣刀 Download PDF

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Publication number
WO2019071627A1
WO2019071627A1 PCT/CN2017/106292 CN2017106292W WO2019071627A1 WO 2019071627 A1 WO2019071627 A1 WO 2019071627A1 CN 2017106292 W CN2017106292 W CN 2017106292W WO 2019071627 A1 WO2019071627 A1 WO 2019071627A1
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WO
WIPO (PCT)
Prior art keywords
mounting
hole
mounting portion
cylinder
milling cutter
Prior art date
Application number
PCT/CN2017/106292
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English (en)
French (fr)
Inventor
李红波
张军辉
贺相甫
Original Assignee
晋城富泰华精密电子有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 晋城富泰华精密电子有限公司 filed Critical 晋城富泰华精密电子有限公司
Publication of WO2019071627A1 publication Critical patent/WO2019071627A1/zh

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B23C5/16—Milling-cutters characterised by physical features other than shape
    • B23C5/20—Milling-cutters characterised by physical features other than shape with removable cutter bits or teeth or cutting inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B23C5/16—Milling-cutters characterised by physical features other than shape
    • B23C5/20—Milling-cutters characterised by physical features other than shape with removable cutter bits or teeth or cutting inserts
    • B23C5/22—Securing arrangements for bits or teeth or cutting inserts

Definitions

  • the utility model relates to a processing tool, in particular to a milling cutter.
  • the fast milling machine Due to its high spindle strength, the fast milling machine has great advantages in linear and hole machining. For the processing of circular grooves or arcs, the fast milling machine needs manual control by the operator, and the machining precision is low. It is usually necessary to replace the CNC machine tool for high-precision machining.
  • a milling cutter for machining a circular groove or an arc comprising a cutter bar, a cutter body and a fixing member, wherein the cutter bar is mounted on the shank at one end, and the peripheral wall of the other end of the arbor is mounted a hole and a fixing hole, the mounting hole is perpendicular to the central axis of the arbor, the mounting hole extends through opposite sides of the peripheral wall, the fixing hole is in communication with the mounting hole, and the blade body comprises a vertically connected mounting portion and a cutting edge, the mounting portion is inserted into the mounting hole and fixed by the fixing member through the fixing hole, and the end of the cutting edge is lower than the arbor.
  • the arbor includes a first column and a second column that are connected, the first column is coaxially disposed with the second cylinder, and the radius of the first cylinder is smaller than the radius of the second cylinder
  • the first cylinder is for mounting on a shank for mounting the cutter body.
  • the mounting portion has an elliptical cross section, and the mounting hole is an elliptical shape matching the mounting portion.
  • the mounting portion is a rectangular parallelepiped, and the mounting hole is adapted to the mounting portion The cuboid.
  • a positioning slot is disposed on a side of the mounting portion facing the fixing hole, the positioning slot is parallel to the axial direction of the mounting portion, the positioning slot extends through opposite ends of the mounting portion, and the fixing member abuts against the positioning slot. fixed.
  • the fixing member is a screw
  • the fixing hole is a matching screw hole, and the fixing member is screwed into the fixing hole.
  • the fixing hole is perpendicular to the mounting hole.
  • the cutter body of the milling cutter of the present invention comprises a vertically connected mounting portion and a cutting edge.
  • the mounting portion is mounted on the arbor.
  • the cutting edge can machine round grooves or arcs of different radii.
  • FIG. 1 is a perspective view of a milling cutter and a workpiece of an embodiment of the present invention.
  • Figure 2 is a perspective view of another angle of the milling cutter of Figure 1.
  • Figure 3 is an exploded perspective view of the milling cutter of Figure 1.
  • an embodiment of the present invention provides a milling cutter 100 .
  • the milling cutter 100 is used to machine a circular groove 201 or an arc on the workpiece 200.
  • the milling cutter 100 includes a cutter bar 10, a cutter body 20, and a fixing member 30.
  • the shank 10 is mounted on the shank for loading into the spindle of the machine tool.
  • the other end of the shank 10 is connected to the cutter body 20.
  • the cutter body 20 includes a mounting portion 21 and a blade 23 that are vertically connected.
  • the mounting portion 21 is attached to the shank 10.
  • the mounting portion 21 can be moved perpendicular to the central axis of the shank 10 to adjust the distance of the blade 23 from the central axis of the shank 10 to machine circular grooves or arcs of different radii.
  • the fixing member 30 fixes the mounting portion 21 to the holder 10.
  • the shank 10 includes a first cylinder 12 and a second cylinder 14 that are connected.
  • the first cylinder 12 is disposed coaxially with the second cylinder 14.
  • the radius of the first cylinder 12 is smaller than the radius of the second cylinder 14.
  • the first cylinder 12 is for mounting on a shank.
  • the second cylinder 14 is used to mount the cutter body 20.
  • the shank 10 can also be a cylinder having one end for mounting on the shank and the other end for mounting the body 20.
  • the second cylinder 14 includes a peripheral wall 141.
  • a mounting hole 143 and a fixing hole 145 are formed in the peripheral wall 141.
  • the mounting hole 143 is provided at an end of the peripheral wall 141 away from the first cylinder 12.
  • the mounting holes 143 pass through the central axis of the second cylinder 14 and penetrate the opposite sides of the peripheral wall 141.
  • the mounting hole 143 is perpendicular to the central axis of the second cylinder 14.
  • the fixing hole 145 is perpendicular to the mounting hole 143.
  • the fixing hole 145 is in communication with the mounting hole 143.
  • the mounting hole 143 is for mounting the mounting portion 21.
  • the fixing member 30 is bored with a fixing hole 145 to fix the mounting portion 21.
  • the body 20 is generally L-shaped.
  • the mounting portion 21 is inserted into the mounting hole 143 for fixed connection.
  • the mounting portion 21 has a substantially elliptical cross section, and the mounting hole 143 has an adapted elliptical shape.
  • the mounting portion 21 and the mounting hole 143 may have other shapes, such as a rectangular parallelepiped, a triangular prism, etc., as long as the mounting portion 21 does not rotate.
  • a positioning groove 212 is formed on a side of the mounting portion 21 facing the fixing hole 145.
  • the positioning groove 212 is parallel to the axial direction of the mounting portion 21.
  • the positioning groove 212 penetrates the opposite ends of the mounting portion 21.
  • One end of the blade 23 is connected to the end of the mounting portion 21.
  • the other end of the blade 23 is vertical
  • the mounting portion 21 extends in a direction away from the first cylinder 12.
  • the end of the blade 23 is lower than the second cylinder 14 to facilitate machining of the workpiece 200.
  • the fixing member 30 is a screw.
  • the fixing holes 145 are correspondingly screw holes.
  • the fixing member 30 is screwed into the fixing hole 145.
  • the end of the fixing member 30 abuts against the groove wall of the positioning groove 212 to fix the blade body 20.
  • the fixing member 30 can also be a fixing rod or the like and fit into the fixing hole 145 by an interference fit or the like. It can be understood that in other embodiments, the positioning groove 212 can also be eliminated as long as the fixing member 30 can resist the fixed mounting portion 21.
  • the mounting portion 21 is inserted into the mounting hole 143, and the distance at which the mounting portion 21 protrudes into the mounting hole 143 is adjusted as needed.
  • the distance of the cutting edge 23 from the central axis of the second cylinder 14 is the radius of the circular groove or arc being machined.
  • the fixing member 30 is fitted into the fixing hole 145 and the fixing member 30 is abutted against the groove wall of the positioning groove 212 to fix the blade body 20.
  • the first cylinder 12 is loaded into the shank and mounted on the machine tool spindle for machining.
  • the cutter body 20 of the milling cutter 100 of the present invention includes a mounting portion 21 and a blade 23 that are vertically connected.
  • the mounting portion 21 is attached to the shank 10.
  • the mounting portion 21 can be moved perpendicular to the central axis of the shank 10 to adjust the distance of the blade 23 from the central axis of the shank 10 to machine circular grooves or arcs of different radii.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Milling Processes (AREA)

Abstract

一种铣刀(100)，用于加工圆槽(201)或弧线，该铣刀(100)包括刀杆(10)、刀体(20)和固定件(30)，该刀杆(10)一端用于安装于刀柄上，该刀杆(10)另一端的周壁(141)上设有安装孔(143)及固定孔(145)，该安装孔(143)垂直并穿过该刀杆(10)的中轴线，该安装孔(143)贯穿该周壁(141)的相对两侧，该固定孔(145)与该安装孔(143)相连通，该刀体(20)包括垂直连接的安装部(21)及刀刃(23)，该安装部(21)插入该安装孔(143)中并通过该固定件(30)穿设该固定孔(145)进行固定，该刀刃(23)的末端低于该刀杆(10)。该铣刀(100)可以加工不同半径的圆槽(201)或弧线。

Description

铣刀 技术领域
本实用新型涉及一种加工工具,尤其涉及一种铣刀。
背景技术
快捷铣床因其主轴强度大，在直线型及孔类加工中有较大优势。而对于圆槽或弧线的加工，快捷铣床需要操作人员手动控制，加工精度较低，通常需要更换采用数控机床来进行高精度的加工。
实用新型内容
鉴于以上内容，有必要提供一种能够加工圆槽或弧线并适用于快捷铣床的铣刀以解决上述问题。
一种铣刀，用于加工圆槽或弧线，该铣刀包括刀杆、刀体和固定件，该刀杆一端用于安装于刀柄上，该刀杆另一端的周壁上设有安装孔及固定孔，该安装孔垂直并穿过该刀杆的中轴线，该安装孔贯穿该周壁的相对两侧，该固定孔与该安装孔相连通，该刀体包括垂直连接的安装部及刀刃，该安装部插入该安装孔中并通过该固定件穿设该固定孔进行固定，该刀刃的末端低于该刀杆。
进一步地，该刀杆包括相连接的第一柱体与第二柱体，该第一柱体该与第二柱体同轴设置，该第一柱体的半径小于该第二柱体的半径，该第一柱体用于安装于刀柄上，该第二柱体用于安装该刀体。
进一步地，该安装部的横截面为椭圆形，该安装孔为与该安装部相匹配的椭圆形。
进一步地，该安装部为长方体，该安装孔为与该安装部相适配 的长方体。
进一步地，该安装部朝向该固定孔的一侧设有一定位槽，该定位槽平行该安装部的轴线方向，该定位槽贯穿该安装部的相对两端，该固定件抵触于该定位槽进行固定。
进一步地，该固定件为螺丝，该固定孔为相匹配的螺孔，该固定件螺接于该固定孔中。
进一步地，该固定孔与该安装孔相垂直。
本实用新型的铣刀的刀体包括垂直连接的安装部及刀刃。安装部安装于刀杆上。刀刃可以加工不同半径的圆槽或弧线。
附图说明
图1是本实用新型的实施例的铣刀及工件的立体示意图。
图2是图1所示铣刀另一角度的立体示意图。
图3是图1所示铣刀的分解示意图。
主要元件符号说明
铣刀 100
工件 200
圆槽 201
刀杆 10
第一柱体 12
第二柱体 14
周壁 141
安装孔 143
固定孔 145
刀体 20
安装部 21
定位槽 212
刀刃 23
固定件 30
如下具体实施方式将结合上述附图进一步说明本实用新型。
具体实施方式
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅是本实用新型一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。
需要说明的是，当一个元件被认为是“连接”另一个元件，它可以是直接连接到另一个元件或者可能同时存在居中设置的元件。当一个元件被认为是“设置在”另一个元件，它可以是直接设置在另一个元件上或者可能同时存在居中设置的元件。
除非另有定义，本文所使用的所有的技术和科学术语与属于本实用新型的技术领域的技术人员通常理解的含义相同。本文中在本实用新型的说明书中所使用的术语只是为了描述具体的实施例的目的，不是旨在于限制本实用新型。本文所使用的术语“及/或”包括一个或多个相关的所列项目的任意的和所有的组合。
请参阅图1至图3，本实用新型一实施例提供一种铣刀100。铣刀100用于在工件200上加工圆槽201或弧线。
铣刀100包括刀杆10、刀体20及固定件30。
刀杆10一端用于安装于刀柄上以装入机床的主轴中。刀杆10另一端连接刀体20。刀体20包括垂直连接的安装部21及刀刃23。安装部21安装于刀杆10上。安装部21可以垂直刀杆10的中轴线进行移动从而调节刀刃23距离刀杆10中轴线的距离以加工不同半径的圆槽或弧线。固定件30将安装部21固定于刀杆10上。
刀杆10包括相连接的第一柱体12与第二柱体14。第一柱体12与第二柱体14同轴设置。第一柱体12的半径小于第二柱体14的半径。第一柱体12用于安装于刀柄上。第二柱体14用于安装刀体20。
可以理解，在其他实施例中，刀杆10还可以是圆柱体，其一端用于安装于刀柄上，另一端用于安装刀体20。
第二柱体14包括周壁141。周壁141上设有安装孔143及固定孔145。安装孔143设于周壁141远离第一柱体12的一端。安装孔143穿过第二柱体14的中轴线并贯穿周壁141的相对两侧。安装孔143与第二柱体14的中轴线相垂直。固定孔145与安装孔143相垂直。固定孔145与安装孔143连通。安装孔143用于安装该安装部21。固定件30穿设固定孔145以固定安装部21。
刀体20大致呈L型。安装部21插入安装孔143中进行固定连接。本实施例中，安装部21的横截面大致为椭圆形，安装孔143为适配的椭圆形。可以理解，在其他实施例中，安装部21与安装孔143还可以是其他形状，例如长方体、三棱柱等，只要安装部21不会发生转动。
安装部21朝向固定孔145的一侧设有一定位槽212。定位槽212平行安装部21的轴线方向。定位槽212贯穿安装部21的相对两端。
刀刃23一端连接于安装部21的末端。刀刃23的另一端垂直 安装部21并向远离第一柱体12的方向延伸。刀刃23的末端低于第二柱体14以便于加工工件200。
本实施例中，固定件30为螺丝。固定孔145相应地为螺孔。固定件30螺接于固定孔145中。固定件30的末端抵持于定位槽212的槽壁上将刀体20固定。
可以理解，在其他实施例中，固定件30还可以是固定杆等并通过过盈配合或其他方式装入固定孔145中。可以理解，在其他实施例中，定位槽212还可以取消，只要固定件30能够抵持固定安装部21。
使用时，将安装部21插入安装孔143中，根据需要调节安装部21伸入安装孔143的距离。刀刃23距离第二柱体14中轴线的距离即为所加工的圆槽或弧线的半径。将固定件30装入固定孔145并使固定件30抵持于定位槽212的槽壁上以将刀体20固定。将第一柱体12装入刀柄中并安装于机床主轴上以进行加工。
本实用新型的铣刀100的刀体20包括垂直连接的安装部21及刀刃23。安装部21安装于刀杆10上。安装部21可以垂直刀杆10的中轴线进行移动从而调节刀刃23距离刀杆10中轴线的距离以加工不同半径的圆槽或弧线。
另外，本领域技术人员还可在本实用新型精神内做其它变化，当然，这些依据本实用新型精神所做的变化，都应包含在本实用新型所要求保护的范围。

Claims (7)

  1. 一种铣刀，用于加工圆槽或弧线，该铣刀包括刀杆、刀体和固定件，其特征在于：该刀杆一端用于安装于刀柄上，该刀杆另一端的周壁上设有安装孔及固定孔，该安装孔垂直并穿过该刀杆的中轴线，该安装孔贯穿该周壁的相对两侧，该固定孔与该安装孔相连通，该刀体包括垂直连接的安装部及刀刃，该安装部插入该安装孔中并通过该固定件穿设该固定孔进行固定，该刀刃的末端低于该刀杆。
  2. 如权利要求1所述的铣刀，其特征在于：该刀杆包括相连接的第一柱体与第二柱体，该第一柱体该与第二柱体同轴设置，该第一柱体的半径小于该第二柱体的半径，该第一柱体用于安装于刀柄上，该第二柱体用于安装该刀体。
  3. 如权利要求1所述的铣刀，其特征在于：该安装部的横截面为椭圆形，该安装孔为与该安装部相匹配的椭圆形。
  4. 如权利要求1所述的铣刀，其特征在于：该安装部为长方体，该安装孔为与该安装部相适配的长方体。
  5. 如权利要求1所述的铣刀，其特征在于：该安装部朝向该固定孔的一侧设有一定位槽，该定位槽平行该安装部的轴线方向，该定位槽贯穿该安装部的相对两端，该固定件抵触于该定位槽进行固定。
  6. 如权利要求1所述的铣刀，其特征在于：该固定件为螺丝，该固定孔为相匹配的螺孔，该固定件螺接于该固定孔中。
  7. 如权利要求1所述的铣刀，其特征在于：该固定孔与该安装孔相垂直。
PCT/CN2017/106292 2017-10-12 2017-10-16 铣刀 WO2019071627A1 (zh)

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Application Number Priority Date Filing Date Title
CN201721316352.3U CN206869205U (zh) 2017-10-12 2017-10-12 铣刀
CN201721316352.3 2017-10-12

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WO2019071627A1 true WO2019071627A1 (zh) 2019-04-18

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111570880A (zh) * 2020-05-11 2020-08-25 海盐县法兰厂 高强度耐磨型带颈法兰加工设备及加工方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2327686A1 (de) * 1973-05-30 1975-01-16 Uzina Mecanica Fina Sinaia Reib- und plandrehvorrichtung
CN86103463A (zh) * 1985-05-22 1986-12-03 哈罗德·W·林德萨 立铣刀及其制造方法
JPH0326405U (zh) * 1989-07-27 1991-03-18
CN203371101U (zh) * 2013-07-24 2014-01-01 凌云工业股份有限公司 一种用于加工端面倒锥环形槽的成型铣刀
CN203578881U (zh) * 2013-11-28 2014-05-07 益壮企业有限公司 刀片式铣刀
CN204148594U (zh) * 2014-10-21 2015-02-11 内江东工水电设备制造有限公司 一种用于大型弧形闸门侧轨弧形槽的加工装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2327686A1 (de) * 1973-05-30 1975-01-16 Uzina Mecanica Fina Sinaia Reib- und plandrehvorrichtung
CN86103463A (zh) * 1985-05-22 1986-12-03 哈罗德·W·林德萨 立铣刀及其制造方法
JPH0326405U (zh) * 1989-07-27 1991-03-18
CN203371101U (zh) * 2013-07-24 2014-01-01 凌云工业股份有限公司 一种用于加工端面倒锥环形槽的成型铣刀
CN203578881U (zh) * 2013-11-28 2014-05-07 益壮企业有限公司 刀片式铣刀
CN204148594U (zh) * 2014-10-21 2015-02-11 内江东工水电设备制造有限公司 一种用于大型弧形闸门侧轨弧形槽的加工装置

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