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1. 发明专利

JP2014188611A End mill and method for manufacturing the same 审中-公开
标题翻译：端铣刀及其制造方法
公开(公告)号：JP2014188611A
公开(公告)日：2014-10-06
申请号：JP2013064954
申请日：2013-03-26
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 prevent degradation of surface roughness caused by peeling of a coating film.SOLUTION: On an outer peripheral surface of an end mill body 11 distal end part, a margin part 20 which follows a back side in an end mill rotation direction T of a peripheral cutting edge 16 and is positioned on a circumference around an axial line of the end mill body 11 and an outer periphery flank 21 which follows the back side in the end mill rotation direction T of the margin part 20 and heads for an inner peripheral side of the end mill body 11 as it goes to the back side in the end mill rotation direction T are formed. In the martin part 20, a mother material surface of the end mill body 11 is covered with a coating film 22. The coating film 22 is not covered over the mother material surface of the end mill body 11 of the outer periphery flank 21 at a boundary part between the outer periphery flank 21 and the margin part 20.
摘要翻译：要解决的问题：为了防止由涂膜剥落引起的表面粗糙度的降低。解决方案：在端铣刀体11的远端部的外周面上，在端铣刀旋转中跟随后侧的边缘部20 方向T位于端铣刀主体11的轴线周围的圆周上，以及位于边缘部20的端铣刀旋转方向T的后侧的外周侧面21，端铣刀体11的内周侧在端铣刀旋转方向T的背面形成。在马丁部20中，端部磨机主体11的母材表面被涂膜22覆盖。涂膜22没有被覆盖在外周侧面21的端铣刀体11的母材表面上外周侧面21和边缘部20之间的边界部分。

2. 发明专利

JP2014184507A End mill 审中-公开
标题翻译：末端铣刀
公开(公告)号：JP2014184507A
公开(公告)日：2014-10-02
申请号：JP2013060123
申请日：2013-03-22
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 provide an end mill capable of adjusting a back taper of an outer peripheral cutting edge even material of a material to be cut or a cutting condition is different.SOLUTION: An outer peripheral cutting edge 5 is formed on a tip end part outer periphery of an end mill body 1 formed into a columnar shape in contour having an axis line O as a center. On a tip end part inner periphery of the end mill body 1, an adjustment hole 8 is formed along the axis line O, and into the adjustment hole 8, an adjustment member 10 for adjusting a back taper of the outer peripheral cutting edge 5 is inserted in a state that its outer peripheral face can slide contact to the inner peripheral face of the adjustment hole 8.
摘要翻译：要解决的问题：为了提供能够调整外周切削刃的后锥度的端铣刀，即使待切割材料的材料或切割条件也是不同的。解决方案：外周切削刃5形成在尖端以轴线O为中心的端铣刀体1的端部外周形成为圆柱状。在端铣刀体1的前端部内周，沿轴线O形成调整孔8，在调整孔8中，调整外周切削刃5的后锥度的调整部件10为插入其外周面能够与调节孔8的内周面滑动接触的状态。

3. 发明专利

JP2013202769A Ball end mill 有权
标题翻译：球头铣刀
公开(公告)号：JP2013202769A
公开(公告)日：2013-10-07
申请号：JP2012077247
申请日：2012-03-29
申请人： Mitsubishi Materials Corp , 三菱マテリアル株式会社
发明人： MATSUMOTO MOTOKI , AZEGAMI TAKAYUKI
IPC分类号： B23C5/10
CPC分类号： B23C5/1009 , B23C2210/0414 , B23C2210/0442 , Y10T407/1948
摘要： PROBLEM TO BE SOLVED: To provide a ball end mill that does not damage chipping resistance of a cutting blade whose rotation track forms a projecting hemispherical shape.SOLUTION: For a ball end mill, an end gash 4 is formed at the tip end part of an end mill body 1 rotated around an axis O and a cutting blade 5 whose rotation track around the axis O forms a projecting hemispherical shape having a center C on the axis O is formed at the peripheral edge part of a wall surface 4A turned in the end mill rotating direction T of the end gash 4. A difference between an included angle formed by a straight line connecting a position on the cutting blade 5 where the depth of the end gash 4 becomes maximum on a cross section orthogonal to the cutting blade 5 and the center C and the axis O and an included angle formed by a straight line connecting a position on the cutting blade 5 where the rake angle of the cutting blade 5 becomes maximum on a positive angle side in the cross section orthogonal to the cutting blade 5 and the center C and the axis O is within ±7°.
摘要翻译：要解决的问题：提供一种球头立铣刀，其不会损伤旋转轨道形成突出半球形状的切割刀片的抗碎裂性。解决方案：对于球头铣刀，在顶端部分形成端部间隙4 在轴O上旋转的端铣刀体1和在轴线O上形成具有中心C的突出半球形状的切割刀片5形成在轴向O上的壁面4A的周缘部，末端间隙4的立铣刀旋转方向T.在与切割刀片5正交的截面上，连接切割刀片5上的位置的最终间隙4的深度最大的位置的直线形成的夹角之间的差异中心C和轴线O以及直角形成的夹角，该直角连接切割刀片5上的位置，切割刀片5的前角在正交角度的正角侧成为最大到切割刀片5并且中心C和轴线O在±7°内。

4. 发明专利

JP2011189463A End mill 有权
标题翻译：末端铣刀
公开(公告)号：JP2011189463A
公开(公告)日：2011-09-29
申请号：JP2010058024
申请日：2010-03-15
申请人： Mitsubishi Materials Corp , 三菱マテリアル株式会社
发明人： AZEGAMI TAKAYUKI , TAKAGI YUJI , SAKAGUCHI KOTARO
IPC分类号： B23C5/10
摘要： PROBLEM TO BE SOLVED: To prevent the occurrence of an unshaven part in a machinable material, by avoiding the fact that a cutting edge is not formed in an axial peripheral area of a distal end part, while improving the cutting quality by arranging bottom blades downward to a core. SOLUTION: This end mill is provided by forming at least a pair of bottom blades 8 extending to the outer peripheral side from the axis O side in this distal end part in the distal end part of an end mill body 1 rotated around the axis O. Among this, a pair of bottom blades 8A have a positive radial directional rake angle in an outer peripheral side area more than a peripheral area A of the axis O, and are connected via a chisel part 10 when mutual distal end flanks 9 cross by extending toward the axis O side in the peripheral area A of the axis O. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题为了防止在可机加工材料中产生不吸湿部分，通过避免在远端部分的轴向周边区域中没有形成切削刃的事实，同时通过布置来提高切割质量底部刀片向下到芯。解决方案：该立铣刀通过在端铣刀体1的远端部的远端部中形成至少一对从轴O侧延伸到外周侧的底刀8，在这一点上，一对底部刀片8A在比轴线O的周边区域A大的外周侧区域中具有正的径向方向前角，并且当相互的远端侧面9相互通过凿子部分10连接时在轴线O的周边区域A中朝向轴线O侧延伸交叉。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2013202748A End mill 审中-公开
标题翻译：末端铣刀
公开(公告)号：JP2013202748A
公开(公告)日：2013-10-07
申请号：JP2012075936
申请日：2012-03-29
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： B23C5/10
摘要： PROBLEM TO BE SOLVED: To secure chip discharging property at an end mill body rear end side of a chip discharging groove in which at least one outer circumferential blade where a torsion angle is made smaller than an outer circumferential blade adjacent to a front side in an end mill rotating direction when used in vertical feeding work.SOLUTION: A plurality of chip discharging grooves 4 extending toward a rear end side are formed at a tip end outer circumference of an end mill body 1 rotated around an axis O. Respective outer circumferential blades 5 are formed at side ridges of an outer circumferential side of a wall surface facing an end mill rotating direction T. Bottom blades extending from the tip ends of these outer circumferential blades 5 to an inner circumferential side are formed at an end mill body 1 tip end. In at least one outer circumferential blade 5A, a torsion angle to the axis O is made smaller than an outer circumferential blade 5B adjacent to a front side in the end mill rotating direction T. In at least one chip discharging groove 4A where this outer circumferential blade 5A is formed, a diameter d of a core thick circle with the axis O contacting with a groove bottom surface as a center gradually becomes smaller as it goes toward an end mill body 1 rear end side.
摘要翻译：要解决的问题：为了确保切屑排出槽的端铣刀体后端侧的切屑排出性能，其中至少一个外扭力角的外周刀片比邻近前侧的外周刀片小端铣刀旋转方向用于垂直进给工作。解决方案：在端铣刀主体1的绕轴线O旋转的末端外圆周处形成有朝向后端侧延伸的多个切屑排出槽4。 5形成在面向端铣刀旋转方向T的壁面的外周侧的侧脊处。从这些外周刀片5的前端延伸到内周侧的底刀片形成在端铣刀体1尖端结束。在至少一个外周叶片5A中，使得与轴线O的扭转角小于在端铣刀旋转方向T上与前侧相邻的外周刃5B。在至少一个排屑槽4A中，叶片5A形成为随着朝向立铣刀主体1的后端侧而以与作为中心的槽底面接触的轴线O的芯厚的圆的直径d逐渐变小。

6. 发明专利

JP2013188843A Ball end mill comprising coolant hole 审中-公开
标题翻译：包括冷却孔的球端铣刀
公开(公告)号：JP2013188843A
公开(公告)日：2013-09-26
申请号：JP2012057287
申请日：2012-03-14
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： B23C5/10 , B23C5/28
CPC分类号： B23C5/1009 , B23C5/28 , B23C2210/205 , B23C2210/24 , B23C2210/54 , B23C2250/12 , Y10T407/14
摘要： PROBLEM TO BE SOLVED: To provide a ball end mill with coolant holes which can obtain ample chip-discharging properties even when large cuts are made in roughing processing by increasing the capacity of a chip-discharging pocket without shortening a short blade more than necessary.SOLUTION: A plurality of hemispherical cutting blades 7 for which the rotational trajectory about an axis O is centered on the axis O are formed spaced apart in the circumferential direction at a distal end part of an end mill body 1, which is rotated about the axis O. Some of the cutting blades 7 are long blades 7A, which are intersected over the axis O of a distal end of the end mill body 1, and the remainder are short blades 7B having an inner peripheral end P at a position apart from the axis O. Coolant holes 9 are formed in the end mill body 1, and the coolant holes 9 are opened on an extended line of the short blades 7B going toward the axis O from the inner peripheral end P of the short blades 7B at the distal end part of the end mill body 1 as seen from the distal end in the axis O direction.
摘要翻译：要解决的问题：为了提供具有冷却剂孔的球头立铣刀，即使在粗切加工中通过增加切屑排出口的容量而不需要缩短短刀片的大量切割也能获得充足的切屑排放性能。解决方案：围绕轴线O的旋转轨迹以轴线O为中心的多个半球形切割刀片7在端铣刀本体1的远端部处沿圆周方向形成为间隔开，该端铣刀主体绕轴线一些切割刀片7是长端刀片7A，它们在端铣刀体1的远端的轴线O上相交，其余的是短刀片7B，其外周端P在与冷却孔9形成在端铣刀体1中，并且冷却剂孔9在短叶片7B的延伸线上从短叶片7B的内周端P朝向轴线O开口从轴端O方向的远端看，端铣刀体1的前端部。

7. 发明专利

JP2012206180A Method of manufacturing head exchangeable cutting tool and connecting member used in the method 有权
标题翻译：制造可交换切割工具的方法和连接方法
公开(公告)号：JP2012206180A
公开(公告)日：2012-10-25
申请号：JP2011071365
申请日：2011-03-29
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： B23P15/28 , B21D39/06 , B23B27/16 , B23B27/18 , B23B51/00 , B23C5/22
摘要： PROBLEM TO BE SOLVED: To improve work efficiency upon connecting a tool body to a connecting member and to positively coaxially connect the tool body to the connecting member.SOLUTION: In a mounting hole 1D having a recessed part on the inner peripheral face formed in the tool body 1 constituted of a hard material, a cylindrical mounting part 2A of the connecting member 2 made of a metal material having a hardness lower than that of the hard material is inserted. A portion of the mounting part 2A in a center line C direction of a cylinder constituted by the mounting part 2A is plastically deformed to be enlarged in diameter as an enlarged diameter part 3. The outer peripheral face of the enlarged diameter part 3 is engaged with the recessed part by coming in close contact with the inner peripheral face of the mounting hole 1D to connect the tool body 1 to the connecting member 2. Thereupon, a step part 4 having a diameter larger than that of the enlarged diameter part 3 and having an outer diameter which can come in sliding contact with the inner peripheral face of the mounting hole 1D is formed on a remaining portion excluding the enlarged diameter part 3 out of the mounting part 2A of the connecting member 2. The enlarged diameter part 3 is plastically deformed with the step part 4 in sliding contact and the mounting part 1A inserted in the mounting hole 1D.
摘要翻译：要解决的问题：为了提高将工具主体连接到连接构件上并且将工具主体与连接构件正向地同轴连接的工作效率。解决方案：在由硬质材料构成的工具主体1上形成的内周面上具有凹部的安装孔1D中，连接构件2的圆筒形安装部2A由硬度较低的金属材料制成比硬质材料插入。由安装部2A构成的圆筒的中心线C方向上的安装部2A的一部分塑性变形，作为扩径部3而直径扩大。扩径部3的外周面与凹部通过与安装孔1D的内周面紧密接触而将工具主体1连接到连接构件2.然后，具有直径大于扩径部3的直径的台阶部4，具有在连接构件2的安装部2A的外侧，在除了扩径部3之外的剩余部分上形成有与安装孔1D的内周面滑动接触的外径。扩径部3是塑性的与台阶部4滑动接触而变形，安装部1A插入安装孔1D。版权所有（C）2013，JPO＆INPIT

8. 发明专利

JP2011200940A End mill with coolant hole 有权
标题翻译：末端铣刀与冷却孔
公开(公告)号：JP2011200940A
公开(公告)日：2011-10-13
申请号：JP2010067944
申请日：2010-03-24
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： B23C5/28 , B23C5/10
摘要： PROBLEM TO BE SOLVED: To provide an end mill with a coolant hole, which facilitates accurately opening the coolant hole at the predetermined position on an end gash bottom face, and injects coolant to a wide range under high pressure through the opening.SOLUTION: An end gash 7 is formed at the top end of an end mill body 1 that is rotated around an axis O, and the coolant hole 10 is drilled and provided in the end mill body 1 along the axis O. The outer peripheral end of a coolant hole bottom face 10A on the top end side of the end mill body 1 intersects with the end gash bottom face 7B that faces toward the top end outer periphery side of the end gash 7, thus opening the coolant hole 10 on the end gash bottom face 7B.
摘要翻译：要解决的问题：为端铣刀提供冷却剂孔，这有助于在顶部开槽底面上的预定位置处精确地打开冷却剂孔，并且在高压下通过开口将冷却剂喷射到宽范围。解决方案：末端开槽7形成在端铣刀本体1的顶端，其以轴线O为中心旋转，并且冷却剂孔10沿轴线O被钻孔并设置在端铣刀体1中。冷却剂的外周端端立铣刀主体1的顶端侧的孔底面10A与端部开口部7的顶端外周侧的端部开口底面7B相交，从而在端部开口底面上打开冷却剂孔10 7B。

9. 发明专利

JP2011143532A Exchangeable cutting head and head exchangeable cutting tool 有权
标题翻译：可交换切割头和头部可交换切割工具
公开(公告)号：JP2011143532A
公开(公告)日：2011-07-28
申请号：JP2010072765
申请日：2010-03-26
申请人： Mitsubishi Materials Corp , 三菱マテリアル株式会社
发明人： AZEGAMI TAKAYUKI , KIMURA YOSHIHIKO
IPC分类号： B23C5/10
CPC分类号： B23C5/10 , B21K25/00 , B23B31/1107 , B23B31/1122 , B23C2210/02 , B23C2210/03 , Y10T407/22 , Y10T409/30952
摘要： PROBLEM TO BE SOLVED: To provide a head exchangeable cutting tool which reliably connects a cutting head body with a connection member while reducing manufacturing costs. SOLUTION: An exchangeable cutting head 2 mounted to a tool body includes a cutting head body 20 and a connection member 30. The cutting head body 20 includes an edge portion 21, a mounting portion 28, and a connection hole 29 having an inner peripheral face 29a formed with a recessed portion. The connection member 30 is made of a metal material having a degree of hardness lower than that of the cutting head body 20, and is connected to the cutting head body 20. The connection member 30 inserted into the connection hole 29 has an outer peripheral portion 33a tightly attached to the inner peripheral face 29a of the connection hole 29, and an end shaft portion 33 locked with the inner peripheral face 29a. The connection member 30 includes a head screw portion 31 and a hole portion 34 formed along the central line of the end shaft portion 33 within the head screw portion 31 and the end shaft portion 33. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种可切换地将切割头主体与连接构件连接在一起的头部可更换切割工具，同时降低制造成本。解决方案：安装到工具主体上的可更换切割头2包括切割头主体20和连接构件30.切割头主体20包括边缘部分21，安装部分28和连接孔29，其具有形成有凹部的内周面29a。连接构件30由具有比切割头主体20的硬度低的硬度的金属材料制成，并且连接到切割头本体20.插入到连接孔29中的连接构件30具有外周部 33a紧贴在连接孔29的内周面29a上，端轴部33与内周面29a卡合。连接构件30包括在头螺钉部31和端轴部33内沿着端轴部33的中心线形成的头部螺纹部31和孔部34.在本发明中，（C）2011，JPO＆INPIT

10. 发明专利

JP2011056649A Ball end mill 有权
标题翻译：球头铣刀
公开(公告)号：JP2011056649A
公开(公告)日：2011-03-24
申请号：JP2009212128
申请日：2009-09-14
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： B23C5/1009 , B23C2210/0485 , B23C2210/282 , Y10T407/1946 , Y10T407/1948 , Y10T407/1958
摘要： PROBLEM TO BE SOLVED: To smoothly discharge cutting chips generated by a long bottom blade extending near the axial line of an end mill body tip without jamming of the chips. SOLUTION: In this ball end mill, a plurality of bottom blades 7 having a semi-spherical rotary trajectory around an axial line O are formed at a tip of an end mill body 1 rotating around the axial line O, and a plurality of outer peripheral blades 7 communicated to an outer end of the bottom blade 5 are formed on an outer periphery of the end mill body 1. Some of the bottom blades 7A are long bottom blades 7A extending near the axial line O at the tip of the end mill body 1. A narrow angle θ formed by two straight lines C, D connecting the axial line O to two outer peripheral blades 5A, 5B communicated to the long bottom blades 7A and bottom blades 7B positioned in an end mill rotary direction T on a cross section orthogonal to the axial line O is made larger than a narrow angle θ formed by a tangent A at an inner end 7a of the long bottom blade 7A seen from the tip in the direction of the axial line O and a tangent B at an inner end 7b of the bottom blade 7B positioned in the end mill rotary direction T of the long bottom blade 7A. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：平稳地排出由端铣刀主体端部的轴线附近延伸的长底刀片产生的切屑，而不会妨碍切屑。解决方案：在该球头立铣刀中，围绕轴线O具有半球形旋转轨迹的多个底刀片7形成在端轴铣刀主体1的围绕轴线O旋转的末端，并且多个在端铣刀体1的外周形成有与外刀片7连通的外周刀片7的一部分，其中，底刀片7A的一部分是长轴端部7A，端铣刀体1.由两条直线C，D形成的窄角θ，该两条直线C，D将轴线O连接到两个外周刀片5A，5B，两个外周刀片5A，5B与位于端铣刀旋转方向T上的长底刀片7A和底刀7B相通使得与轴线O正交的横截面大于从尖端在轴线O方向看到的长底刀片7A的内端7a处的切线A形成的窄角θ，并且切线B在底部刀片7B的内端7b位于末端长底刀片7A的轧机旋转方向T. 版权所有（C）2011，JPO＆INPIT

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