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21. 发明专利

JP2013166201A End mill with coolant hole 有权
标题翻译：末端铣刀与冷却孔
公开(公告)号：JP2013166201A
公开(公告)日：2013-08-29
申请号：JP2012030557
申请日：2012-02-15
申请人： Mitsubishi Materials Corp , 三菱マテリアル株式会社
发明人： FUKADA KOJI , MATSUMOTO MOTOKI , AZEGAMI TAKAYUKI
IPC分类号： B23C5/28 , B23C5/10
CPC分类号： B23C5/28 , B23C5/10 , B23C2210/202 , B23C2210/285 , B23C2210/40 , Y10T407/14
摘要： PROBLEM TO BE SOLVED: To provide an end mill in which one of a plurality of end cutting edges is a long edge, wherein decrease in a strength of the long edge and an end mill body itself is prevented while good chip discharge performance and wear resistance are ensured.SOLUTION: Three end cutting edges 9 are formed at intersection ridge line parts between tip flanks 7 and end-mill-rotation-direction T-facing wall surfaces of gashes 6 at the tip section of three chip discharge grooves 4 formed on the outer periphery of the tip section of the end mill body 1 caused to rotate about an axial line O. One of the end cutting edges 9 is a long edge 9A extending beyond the axial line O at the tip of the end mill body 1. The two remaining end cutting edges 9 are arranged so that each respective inner end is set at a distance from the axial line O. Two coolant holes 10 are provided, toward a tip side in the direction of the axial line O, in the end mill body 1. One of the coolant holes 10A opens on the tip flank 7 of the long edge 9A. The other coolant hole 10B opens on the gash 6B of an end cutting edge 9B, which is one of the two remaining end cutting edges 9.
摘要翻译：要解决的问题：为了提供一种端铣刀，其中多个端部切削刃中的一个是长边缘，其中防止了长边缘和端铣刀本身的强度的降低，同时具有良好的切屑排放性能和耐磨性确保了三个切屑边缘9，形成在三个切屑排出槽4的尖端部分的尖端侧面7和气体6的端铣 - 旋转方向T相对壁面之间的交叉棱线部分端铣刀体1的末端部分的外周围绕轴线O旋转。端切削刃9之一是在端铣刀体1的前端延伸超过轴线O的长边9A。两个剩余的端部切削刃9被布置成使得每个相应的内端设置在与轴线O一定距离处。在端铣刀体中朝向轴线O的方向的尖端侧设置有两个冷却剂孔10 其中一个冷却剂孔10A打开在长边缘9A的尖端侧面7。另一个冷却剂孔10B在作为剩余的两个切削刃9之一的端部切削刃9B的开槽6B上开口。

22. 发明专利

JP2013056404A Head-replaceable cutting tool 有权
标题翻译：可更换切割工具
公开(公告)号：JP2013056404A
公开(公告)日：2013-03-28
申请号：JP2011197074
申请日：2011-09-09
申请人： Mitsubishi Materials Corp , 三菱マテリアル株式会社
发明人： AZEGAMI TAKAYUKI , ABE TARO
IPC分类号： B23C5/00 , B23B51/00
CPC分类号： B23C5/006 , B23B51/00 , B23C5/10 , B23C5/22 , B23C5/26 , B23C2210/02 , B23C2210/03 , B23C2240/24 , B23C2250/12 , B23C2270/06 , B23D77/02 , B23P11/00 , B23P15/28 , Y10T407/1932 , Y10T408/95 , Y10T409/30952
摘要： PROBLEM TO BE SOLVED: To provide a head-replaceable cutting tool which is further improved in the strength of joining between a tool body and a connecting member, does not cause the shortening of the life of a press-fitted member, and is enabled in mass production.SOLUTION: The head-replaceable cutting tool is configured in such a way that a cylindrical mounting part 21 of a connecting member 2 formed of a metal material with hardness lower than that of a tool body 1A formed of a hard material is inserted into a mounting hole 16 formed at the tool body 1A and having recessed sections 16a on an inner circumferential surface, consequently the mounting part 21 is plastically deformed so as to be diametrically enlarged so that an outer circumferential surface of the mounting part 21 is brought into close contact with the inner circumferential surface of the mounting hole 16 and engaged with the recessed sections 16a, and thus, the tool body 1A and the connecting member 2 are joined to each other. A diameterically enlarging member 4 with hardness higher than that of the connecting member 2 is press-fitted and fixed to the inner circumferential surface of the mounting part 21, the mounting part 21 is plastically deformed by the diameterically enlarging member 4.
摘要翻译：要解决的问题：为了提供进一步提高工具主体和连接构件之间的接合强度的头部可更换切削工具，不会缩短压配构件的使用寿命，并且在大规模生产中得以实现。解决方案：头可更换切割工具被构造成使得由金属材料形成的连接构件2的圆柱形安装部分21的硬度低于由硬质材料形成的工具主体1A的硬度进入形成在工具主体1A的安装孔16，并且在内周面上具有凹部16a，因此安装部21塑性变形，从而使安装部21的外周面成直径与安装孔16的内周面紧密接触并且与凹部16a接合，因此工具主体1A和连接构件2彼此接合。直径扩大部件4的硬度比连接部件2的直径扩大部件4压配合固定在安装部21的内周面上，安装部21被直径扩大部件4塑性变形。（C）2013，JPO＆INPIT

23. 发明专利

JP2011206863A End mill 有权
标题翻译：末端铣刀
公开(公告)号：JP2011206863A
公开(公告)日：2011-10-20
申请号：JP2010074830
申请日：2010-03-29
申请人： Mitsubishi Materials Corp , 三菱マテリアル株式会社
发明人： AZEGAMI TAKAYUKI
IPC分类号： B23C5/10
CPC分类号： B23C5/10 , B23C2210/0492 , Y10T407/1948
摘要： PROBLEM TO BE SOLVED: To provide an end mill which suppresses the generation of burrs while corresponding to various cutting states and plate thicknesses of various workpieces, and further, performs smooth cutting without causing problems in cutting-chip discharge properties and finished-surface properties.SOLUTION: The end mill is configured as follows. Each first outer-peripheral blade 4A and each second outer-peripheral blade 4B are provided at a cutting-edge part 3 of an end mill body 1 to be rotated about an axis O. The first outer-peripheral blade is twisted about the axis O so as to be formed into a spiral shape. The second outer-peripheral blade extends in parallel to the axis O so as to be formed into a linear shape. Further, the first outer-peripheral blade 4A is also twisted in the end-mill rotation direction T from the rear-end side toward the tip side so as to be formed into a spiral shape.
摘要翻译：要解决的问题：提供一种在各种切削状态和各种工件的板厚对应的同时抑制毛刺产生的端铣刀，并且进一步进行平滑切削，而不会导致切屑排出性能和最终表面性能的问题。解决方案：立铣刀配置如下。每个第一外周刀片4A和每个第二外周刀片4B设置在端铣刀主体1的切割边缘部分3处以围绕轴线O旋转。第一外周刀片围绕轴线O 以形成螺旋状。第二外周刀片平行于轴线O延伸，以形成线形。此外，第一外周刀片4A也从后端朝向前端侧在端铣刀旋转方向T上扭曲成螺旋状。

24. 发明专利

JP2010234462A End mill 审中-公开
标题翻译：末端铣刀
公开(公告)号：JP2010234462A
公开(公告)日：2010-10-21
申请号：JP2009083512
申请日：2009-03-30
申请人： Mitsubishi Materials Corp , 三菱マテリアル株式会社
发明人： KITAURA SEIICHIRO , HAYAZAKI HIROSHI , AZEGAMI TAKAYUKI
IPC分类号： B23C5/10
摘要： PROBLEM TO BE SOLVED: To provide a solid end mill with which a good finished surface can be expected, and also an end mill capable of minimizing generation of burrs even if cutting conditions for minimizing the generation of burrs vary corresponding to various cutting states and thickness of various kinds of workpieces.
SOLUTION: A first outer peripheral blade 4A formed to be spiral as twisted in an end mill rotating direction from a rear end toward a tip and a second outer peripheral blade 4B formed to be spiral as twisted in a rotating direction reverse to the end mill rotating direction from the rear end toward the tip are provided on a cutting blade 3. A first outer peripheral blade large diameter part where a diameter of the first outer peripheral blade is specified to be larger than that of the second outer peripheral blade is provided at the tip of the cutting blade. A second outer peripheral blade large diameter part where the diameter of the second outer peripheral blade is specified to be larger than that of the first outer peripheral blade is provided at the rear end of the cutting blade.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供可以预期良好的成品表面的立式立铣刀，以及即使最小化毛刺产生的切割条件，也可以最小化毛刺的产生的立铣刀，其对应于各种切割各种工件的状态和厚度。解决方案：第一外周刀片4A形成为从后端朝向端头以端铣刀旋转方向扭曲成螺旋状，第二外周刀片4A形成为螺旋状，沿与旋转方向相反的旋转方向扭转末端铣刀从后端朝向尖端的旋转方向设置在切割刀片3上。第一外周刀片的直径规定为比第二外周刀片的直径大的第一外周刀片大直径部分是设置在切割刀片的尖端处。设置在切割刀片的后端的第二外周刀片大直径部分，其中第二外周刀片的直径规定为大于第一外周刀片的直径。版权所有（C）2011，JPO＆INPIT

25. 发明专利

JP2010179424A Roughing end mill 有权
标题翻译：粗加工
公开(公告)号：JP2010179424A
公开(公告)日：2010-08-19
申请号：JP2009026101
申请日：2009-02-06
申请人： Mitsubishi Materials Corp , 三菱マテリアル株式会社
发明人： AZEGAMI TAKAYUKI , MATSUMOTO MOTOKI
IPC分类号： B23C5/10
摘要： PROBLEM TO BE SOLVED: To suppress increase in cutting resistance, in a roughing end mill having a peripheral cutting edge protruding and recessing in a wave shape by reducing the load acting on the peripheral cutting edge.
SOLUTION: The roughing end mill includes the peripheral cutting edge 6 formed on the outer circumference of a distal end part of an end mill body rotated around an axis O, the peripheral cutting edge protruding and recessing in an end mill rotating direction T in a wave shape while twisting in a twisting direction of a chip discharge groove. In the wave shape of the cutting edge 6, the length A from a crest part 6A of a part where the wave shape is protruded, in the length along the twisting direction of the cutting edge 6, to a bottom part 6B of a part where the wave shape is recessed on the rear side in the axial O is set longer than the length B from the bottom part 6B to a crest part 6A of a following part where the wave shape is protruded on the rear side in the axial O direction.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：通过减少作用在周边切削刃上的负荷，在具有突出和凹陷凹凸的周边切削刃的粗铣端铣刀中，为了抑制切削阻力的增加。解决方案：粗铣端铣刀包括形成在端铣刀主体的远端部的外圆周上的外周切削刃6，其绕轴线O旋转，外周切削刃在端铣刀旋转方向T上突出和凹陷在切屑排出槽的扭转方向上扭转时呈波状。在切削刃6的波形中，沿着切削刃6的扭转方向的长度，波纹形状突出的部分的波峰部6A的长度A到部分的底部6B，在轴向O侧的后侧凹陷的波形设定为比从底部6B到波长形状在轴向O方向的后侧突出的下一部分的波峰部分6A的长度B长。版权所有（C）2010，JPO＆INPIT

26. 发明专利

JP2009226533A Christmas tree-formed milling cutter 有权
标题翻译：圣诞树成型切割机
公开(公告)号：JP2009226533A
公开(公告)日：2009-10-08
申请号：JP2008074494
申请日：2008-03-21
申请人： Mitsubishi Materials Corp , 三菱マテリアル株式会社
发明人： AZEGAMI TAKAYUKI , TANAKA HIROMITSU
IPC分类号： B23C5/12 , B23C5/10
摘要： PROBLEM TO BE SOLVED: To secure strength of a cutter body, rigidity and a back metal in a portion where a cutting edge forms a projection to maintain treatment accuracy, and prevent damage of the cutter body and the cutting edge, in particular, on a rear end side of a portion where the outer diameter is enlarged while the cutting edge is projected/recessed in a christmas tree-formed milling cutter.
SOLUTION: A cutting edge part 3 provided with the cutting edge 4 projected/recessed at a plurality of stages in the radial direction with respect to an axial line O and having an outer diameter increased toward the rear end side in the axial line O direction is provided in an outer peripheral side edge part on a wall surface facing a cutter rotating direction T of a chip discharge groove 5 formed on the outer periphery of a tip part of the cutter body 1 rotated around the axial line O. In the cutting edge part 3, a core diameter tapered part 6 in which the diameter of a core diameter circle is gradually increased toward the rear end side in the axial line O direction is formed, and intervals H in the radial direction between the core diameter circle in the core diameter tapered part 6 and recessed bottom parts 7 at a plurality of stages recessed to the radial direction inner peripheral side of the cutting edge 4 are made approximately constant.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了确保切割刃形成突起的部分中的刀体的刚度和背面金属，以保持处理精度，并且防止刀体和切削刃的损坏，特别是在切割边缘突出/凹入到圣诞树形铣刀中的外径增大的部分的后端侧。解决方案：切削刃部分3设置有相对于轴线O在径向上的多个台阶上突出/凹陷的切削刃4，并且具有沿轴线的后端侧增加的外径 O方向设置在切割器排出槽5的与刀具旋转方向T相对的壁面上的外周侧边缘部分，切屑排出槽5形成在刀具主体1的围绕轴线O旋转的末端部分的外周上。在切削刃部3形成有芯直径圆锥部6，其中芯直径圆的直径在轴线O方向上朝向后端侧逐渐增加，并且在芯直径圆之间的径向方向上的间隔H 芯部直径锥形部6和凹入到切削刃4的径向内周侧的多个阶段的凹入底部7大致恒定。版权所有（C）2010，JPO＆INPIT

27. 发明专利

JP2017113865A 面取り工具审中-公开
公开(公告)号：JP2017113865A
公开(公告)日：2017-06-29
申请号：JP2015255153
申请日：2015-12-25
申请人：三菱マテリアル株式会社 , Mitsubishi Materials Corp
发明人： AZEGAMI TAKAYUKI
IPC分类号： B23C5/12 , B23B51/10
摘要：【課題】面取り面の品位が損ねられたり、ソリッドタイプの面取り工具の場合に再研磨が困難となったりすることなく、ビビリ振動の発生を効果的に抑えることが可能な面取り工具を提供する。【解決手段】軸線O回りに回転される工具本体1の先端部外周に、工具本体1の後端側に延びる切屑排出溝4が形成され、この切屑排出溝4の工具回転方向Tを向く壁面の外周縁部には、工具本体1の後端側に向かうに従い直線状に内周側に向かう第1面取り刃6と、工具本体1の後端側に向かうに従い直線状に外周側に向かう第2面取り刃7が設けられ、これら第1面取り刃6のすくい面5aと第2面取り刃7のすくい面5とは、軸線Oに平行な平面上、または軸線Oを含む平面上に位置しているとともに、周方向の位相が互いにずらされている。【選択図】図1

28. 发明专利

JP2014176927A Exchangeable cutting head 有权
标题翻译：可更换切割头
公开(公告)号：JP2014176927A
公开(公告)日：2014-09-25
申请号：JP2013052241
申请日：2013-03-14
申请人： Mitsubishi Materials Corp , 三菱マテリアル株式会社
发明人： OTA YASUSHI , ABE TARO , MATSUOKA YUUKI , AZEGAMI TAKAYUKI
IPC分类号： B23C5/00 , B23C5/16
CPC分类号： B23C5/10 , B23C2210/02 , B23C2210/03 , B23C2228/10 , B23C2240/32 , C23C14/06 , C23C14/5873 , C23C30/005 , Y10T407/27 , Y10T408/78 , Y10T408/95
摘要： PROBLEM TO BE SOLVED: To provide a replaceable cutting head capable of extending life of a work tool without inducing chipping of a hooking part nor rising of cost, with no coming off of a head body at the time of replacement.SOLUTION: A blade part 3 is formed at a tip end side of a head body 1, and on a farther rear end side than the blade part 3, a hooking part 4 on which a work tool is hooked is formed. A hooking surface 4A is formed on the hooking part 4. A coating film is covered on a surface of the head body 1. On the surface of the coating film at the hooking surface 4A, within a range of 40 μm×60 μm, the number of minute particles or minute projections projecting from the surface of the coating film by the size of 0.3 μm to 5.0 μm is 200 or less.
摘要翻译：要解决的问题：提供一种能够延长作业工具寿命的可替换的切割头，而不会引起钩挂部件的碎裂或成本上升，而在更换时不会使头部本体脱落。解决方案：刀片部件 3形成在头主体1的前端侧，并且在比刀片部3更远的后端侧形成有挂钩工具的钩挂部4。在钩挂部4上形成有钩面4A。在头本体1的表面覆盖有涂膜。在钩表面4A的涂膜表面上，在40μm×60μm的范围内，从涂膜的表面突出0.3μm〜5.0μm的微小颗粒或微小突起的数量为200以下。

29. 发明专利

JP2013202722A Square end mill 有权
标题翻译：方圆端铣刀
公开(公告)号：JP2013202722A
公开(公告)日：2013-10-07
申请号：JP2012073129
申请日：2012-03-28
申请人： Mitsubishi Materials Corp , 三菱マテリアル株式会社
发明人： AZEGAMI TAKAYUKI
IPC分类号： B23C5/10
摘要： PROBLEM TO BE SOLVED: To maintain working accuracy without causing loss or the like at a bottom blade or an outer circumferential blade and prevent increase of cutting resistance.SOLUTION: A chip discharging groove 4 extending to a rear side in an end mill rotating direction toward a rear end side is formed at a tip end outer circumference of an end mill body 1 that is rotated around an axis O. An outer circumferential blade 7 is formed at a crossing ridgeline part of a wall surface 6 facing toward a front side in the end mill rotating direction and an outer circumferential flank 5. A bottom blade 11 crossing the outer circumferential blade 7 with an angle is formed at a crossing ridgeline part of the outer circumferential part of the wall surface 6 and a tip end flank 9. A torsion angle gradually decreasing part 7A where the torsion angle of the outer circumferential blade 7 becomes gradually smaller as it goes toward a tip end side is formed at the tip end of the outer circumferential blade 7. The outer circumferential blade 7 including the torsion angle gradually decreasing part 7A forms a cylindrical surface shape with a fixed outer diameter where a rotational locus around the axis O is made with the axis O as a center. The outer circumferential flank 5 is formed to gradually retract to an inner circumferential side relative to the rotational locus around the axis O of the outer circumferential blade 7 from the outer circumferential blade 7 toward the rear side in the end mill rotating direction.
摘要翻译：要解决的问题：为了保持加工精度而不会在底刀片或外周刀片处造成损失等，并且防止切削阻力增加。解决方案：一个排屑槽4，以端铣刀旋转方向延伸到后侧后端侧形成在端铣刀体1的围绕轴线O旋转的前端外周。外周刀片7形成在面向前侧的壁面6的交叉棱线部分端铣刀旋转方向和外周侧面5.在壁表面6的外周部分的交叉棱线部分和顶端侧面9上形成有与外圆周刀片7交叉的底刀片11。外周叶片7的扭转角随着向前端侧逐渐变小而逐渐减小的部分7A形成在外周侧的前端包括扭转角逐渐减小部分7A的外圆周刀片7形成具有固定外径的圆柱形表面形状，其中以轴线O为中心形成围绕轴线O的旋转轨迹。外周侧面5形成为从外周叶片7向端铣刀旋转方向的后方侧相对于外周叶片7的轴线O的旋转轨迹逐渐缩回到内周侧。

30. 发明专利

JP2013035094A Cutting tool with coolant hole 审中-公开
标题翻译：切割工具与冷却孔
公开(公告)号：JP2013035094A
公开(公告)日：2013-02-21
申请号：JP2011172032
申请日：2011-08-05
申请人： Mitsubishi Materials Corp , 三菱マテリアル株式会社
发明人： ABE TARO , AZEGAMI TAKAYUKI
IPC分类号： B23C5/28 , B23B27/10 , B23B51/06 , B23Q11/10
CPC分类号： B23C5/28 , B23Q11/1023
摘要： PROBLEM TO BE SOLVED: To provide a cutting tool with a coolant hole, which has different cutting blades such as an outer circumferential blade and a bottom blade and in which a coolant hole having a plurality of branch holes corresponding to the different cutting blades is formed, so that even when one of the cutting blades is solely used, coolant is not uselessly used and supply pressure is not required more than necessary.SOLUTION: A coolant hole 17 is formed in a tool body and branched into a plurality of branch holes 18a and 18b in a blade portion 11 of the tool body. In addition, the coolant hole 17 is equipped with a switching means 3 that makes it possible to select, among the branch holes 18a and 18b, a branch hole 18 for supplying coolant.
摘要翻译：要解决的问题：提供具有冷却剂孔的切削工具，该冷却剂孔具有不同的切割刀片，例如外周刀片和底刀片，并且其中具有多个分支孔的冷却剂孔对应于不同的切削形成叶片，使得即使仅使用一个切割刀片，也不会无用地使用冷却剂，而不需要更多的供给压力。解决方案：冷却剂孔17形成在工具主体中，并分支成工具主体的刀片部分11中的多个分支孔18a和18b。此外，冷却剂孔17配备有切换装置3，其使得可以在分支孔18a和18b中选择用于供应冷却剂的分支孔18。版权所有（C）2013，JPO＆INPIT

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