WO2018155644A1 - Insert de coupe et outil de coupe équipé dudit insert - Google Patents

Insert de coupe et outil de coupe équipé dudit insert Download PDF

Info

Publication number
WO2018155644A1
WO2018155644A1 PCT/JP2018/006771 JP2018006771W WO2018155644A1 WO 2018155644 A1 WO2018155644 A1 WO 2018155644A1 JP 2018006771 W JP2018006771 W JP 2018006771W WO 2018155644 A1 WO2018155644 A1 WO 2018155644A1
Authority
WO
WIPO (PCT)
Prior art keywords
region
cutting
coating layer
cutting edge
thickness
Prior art date
Application number
PCT/JP2018/006771
Other languages
English (en)
Japanese (ja)
Inventor
涼馬 野見山
綾乃 田中
Original Assignee
京セラ株式会社
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 京セラ株式会社 filed Critical 京セラ株式会社
Priority to JP2019501842A priority Critical patent/JP6835947B2/ja
Publication of WO2018155644A1 publication Critical patent/WO2018155644A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
    • B23B27/16—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped

Definitions

  • This aspect relates to a cutting insert used in cutting and a cutting tool including the same.
  • Cutting tools are used when cutting and turning the work material.
  • the cutting tool generally includes a holder having a pocket and a cutting insert attached to the pocket.
  • a cutting insert for example, a cutting insert described in Patent Document 1 is known.
  • the cutting insert described in Patent Document 1 includes a substrate (body) and a coating layer (film) that covers the substrate. Moreover, the cutting insert described in Patent Document 1 has a rake face and a flank face, and has a polygonal plate-like configuration in which cutting edges are formed at portions where these faces intersect.
  • a cutting insert includes a base and a coating layer located on at least a part of the base. Moreover, the cutting insert has a 1st surface, a 2nd surface, and a cutting blade located in at least one part of the ridgeline which the said 1st surface and the said 2nd surface cross
  • the covering layer is present at least in a first region along the cutting edge on the first surface and a second region along the cutting edge on the second surface, and the covering layer in the first region
  • the thickness of the coating layer in the second region is C2
  • the C1 is larger than the C2
  • the ten-point average roughness in the first region is Rz1a
  • the ten-point average in the second region is Rz2a.
  • FIG. 2 is a cross-sectional view of the A1-A1 cross section in the cutting insert shown in FIG. It is an enlarged view in area
  • each drawing referred to below shows only a main member necessary for explaining the present embodiment in a simplified manner for convenience of explanation.
  • the insert may comprise any component not shown in the referenced figures.
  • the dimension of the member in each figure does not represent the dimension of an actual structural member, the dimension ratio of each member, etc. faithfully.
  • the insert 1 of the present embodiment has a quadrangular plate shape, and has a quadrangular first surface 3 (upper surface in FIG. 1), a second surface 5 (side surface in FIG. 1), a first surface 3 and a second surface 5. And the cutting edge 7 located in at least a part of the ridgeline that intersects.
  • the first surface 3 is a surface called a rake surface.
  • the second surface 5 is a surface called a flank surface.
  • the entire outer periphery of the first surface 3 may be the cutting edge 7.
  • the insert 1 is not limited to such a configuration.
  • the insert 1 may have only one side of the quadrangular first surface 3 or may have a cutting edge 7 partially.
  • the first surface 3 has at least a rake surface region, and the first region 3a along the cutting edge 7 on the first surface 3 is at least a rake surface region.
  • the second surface 5 has at least a flank region, and the second region 5a along the cutting edge 7 on the second surface 5 is at least a flank region. In other words, the cutting edge 7 is located at a portion where the rake face area and the flank face area intersect.
  • the boundary between the first region 3a and the other region on the first surface 3 and the boundary between the second region 5a and the other region on the first surface 3 are indicated by a one-dot chain line.
  • a one-dot chain line along the cutting edge 7 is shown on the first surface 3.
  • the size of the insert 1 is not particularly limited.
  • the length of one side of the first surface 3 is set to about 3 to 20 mm.
  • the height from the first surface 3 to the surface (the lower surface in FIG. 1) located on the opposite side of the first surface 3 is set to about 5 to 20 mm.
  • the insert 1 includes a square plate-shaped base 9 and a coating layer 11 that covers the surface of the base 9.
  • the coating layer 11 may cover the entire surface of the substrate 9 or may cover only a part thereof. When only a part is covered, it can also be said that the covering layer 11 is located on at least a part of the substrate 9.
  • the covering layer 11 in the present embodiment is present at least in the first region 3 a along the cutting edge 7 on the first surface 3 and the second region 5 a along the cutting edge 7 on the second surface 5.
  • FIG. 1 shows an example in which the coating layer 11 is present on the entire first surface 3 including the first region 3a and the entire second surface 5 including the second region 5a.
  • the thickness of the coating layer 11 in this embodiment is not constant, and the thickness of the coating layer 11 in the first region 3a is different from the thickness of the coating layer 11 in the second region 5a. Specifically, when the thickness of the coating layer 11 in the first region 3a is C1, and the thickness of the coating layer 11 in the second region 5a is C2, C1 is larger than C2.
  • C1 is an average value of the thickness of the coating layer 11 in the first region 3a.
  • C2 is an average value of the thickness of the coating layer 11 in the second region 5a.
  • the thickness C1 of the thickness of the coating layer 11 in the first region 3a is an average value of the thickness of the coating layer 11 in the range of 0.3 to 1.0 mm from the cutting edge 7.
  • the thickness C2 of the coating layer 11 in the second region 5a is an average value of the thickness of the coating layer 11 in the range of 0.05 to 1.0 mm from the cutting edge 7.
  • the thickness of the coating layer 11 in the first region 3a is the distance from the first surface 3 to the coating layer 11 in the cross section as shown in FIG. 3, and in calculating the average value, the n number is 3 or more.
  • the thickness of the coating layer 11 in the second region 3b is the distance from the second surface 5 to the coating layer 11 in the cross section as shown in FIG. 3 or more.
  • the thickness C1 of the coating layer 11 in the first region 3a is relatively larger than C2, the durability of the insert 1 is enhanced. Since the chips of the work material flow on the first region 3a during the cutting process, the portion of the coating layer 11 located in the first region 3a is relatively easily worn. Since the thickness C1 of the covering layer 11 in the first region 3a is relatively larger than C2, the base 9 is hardly exposed.
  • the thickness C2 of the coating layer 11 is relatively smaller than C1
  • the possibility of the coating layer 11 peeling off in the second region 5a is reduced. Since a cutting load is applied to the second region 5a at a relatively small angle at the time of cutting, a shearing force is easily applied to the coating layer 11 in the second region 5a. Since the thickness C2 of the coating layer 11 in the second region 5a is relatively smaller than C1, the coating layer 11 in the second region 5a is hardly sheared.
  • the surface roughness of the coating layer 11 in the present embodiment is not constant, and the surface roughness of the coating layer 11 in the first region 3a and the surface roughness of the coating layer 11 in the second region 5a are different from each other. Specifically, when the ten-point average roughness of the coating layer 11 in the first region 3a is Rz1a and the ten-point average roughness of the coating layer 11 in the second region 5a is Rz2a, Rz1a is larger than Rz2a.
  • the coating layer 11 becomes difficult to deteriorate in the rake face region.
  • the surface roughness Rz2a of the second region 5a is relatively smaller than Rz1a, the surface roughness of the finished surface is excessive even when the flank region is in contact with the finished surface of the work material. Deterioration is avoided.
  • the cutting insert 1 of the present embodiment when the average value of the thickness of the coating layer 11 in the first region 3a is C1, and the average value of the thickness of the coating layer 11 in the second region 5a is C2. , C1 is larger than C2, and when the ten-point average roughness of the coating layer 11 in the first region 3a is Rz1a and the ten-point average roughness of the coating layer 11 in the second region 5a is Rz2a, Rz1a is Rz2a. Bigger than. Thereby, the coating layer 11 is hard to peel off, the durability of the insert 1 is good, and the surface state of the finished surface can be made good.
  • the thickness C1 of the coating layer 11 in the first region 3a is not limited to a specific thickness.
  • the thickness C1 of the covering layer 11 in the first region 3a can be set to about 1.5 to 4 ⁇ m, for example.
  • the thickness C2 of the covering layer 11 in the second region 5a is not limited to a specific thickness.
  • the thickness C2 of the covering layer 11 in the second region 5a can be set to about 0.5 to 1.5 ⁇ m, for example.
  • the thickness of the coating layer 11 is very thin with respect to the size of the insert 1 as described above, the size of the base 9 substantially matches the size of the insert 1. Therefore, description of the specific size of the base 9 is omitted.
  • the ten-point average roughness Rz1a of the coating layer 11 in the first region 3a is not limited to a specific value, but can be set to about 1.0 to 3.0 ⁇ m, for example. Further, the ten-point average roughness Rz2a of the coating layer 11 in the second region 5a is not limited to a specific value, but can be set to about 0.1 to 1.0 ⁇ m, for example.
  • the ten-point average roughness Rz1a of the first region 3a and the ten-point average roughness Rz2a of the second region 5a are measured according to JISB0601-2001 standard except that the cutoff value is fixed to 0.08 mm. Accordingly, the surface shapes of the first region 3a and the second region 5a may be measured. For the measurement, for example, a contact type surface roughness measuring machine using a stylus or a non-contact type surface roughness measuring machine using a laser may be used. Based on the measured results, the ten-point average roughness Rz1a of the first region 3a and the ten-point average roughness Rz2a of the second region 5a may be calculated. In addition, Rz1a and Rz2a shall be measured along the direction parallel to the cutting edge 7, respectively. Rz1a and Rz2a may be measured in the measurement ranges of C1 and C2, respectively.
  • the ten-point average roughness Rz1a in the first region 3a is different from the ten-point average roughness Rz2a in the second region 5a, while the ten-point average roughness in the portion corresponding to the first region 3a in the base 9
  • the variation in the bonding property between the base body 9 and the covering layer 11 is small. It is difficult to peel off.
  • the ten-point average roughness of the substrate 9 can be set to about 1.0 to 1.4 ⁇ m, for example.
  • Rz1a When the ten-point average roughness of the coating layer 11 in the cutting edge 7 is Rz3, Rz1a may be larger than Rz3, in other words, Rz3 may be smaller than Rz1a. In such a case, it is possible to reduce the risk of the cutting edge 7 being chipped during the cutting process. Therefore, the durability of the insert 1 can be increased.
  • Rz3 may be smaller than Rz1a and equivalent to Rz2a. In such a case, the surface state of the finished surface can be improved while reducing the risk of the cutting edge 7 being chipped during cutting. However, it is not necessarily exactly the same that Rz3 is equivalent to Rz2a, and the ratio Rz2a / Rz3 of Rz2a and Rz3 may be 0.9 to 1.2.
  • the insert 1 In order to measure the ten-point average roughness Rz3 of the cutting edge 7, the insert 1 is placed in the direction in which the second surface 5 is the front, and the unevenness of the cutting edge 7 is observed. That is, a surface roughness measuring machine may be used similarly to the measurement of the ten-point average roughness of the first region 3a and the second region 5a, but the insert 1 is placed in a direction in which the second surface 5 faces the front.
  • the ten-point average roughness Rz3 of the cutting blade 7 may be measured by performing image analysis of the photograph taken.
  • the ten-point average roughness Rz3 of the coating layer 11 in the cutting edge 7 may be 0.1 to 1.0 ⁇ m.
  • FIG. 1 shows a configuration in which the cutting blade 7 has a main cutting blade 13 and a wiper blade 15.
  • the main cutting edge 13 and the wiper blade 15 are respectively positioned on the sides of the first surface 3, the main cutting edge 13 has a linear shape, and the wiper blade 15.
  • the gentle convex curve shape means that the curve shape is convex outward, and the radius of curvature of the curve is larger than the maximum width of the first surface 3. .
  • the main cutting edge 13 functions as a main cutting edge 7 that cuts the work material during cutting.
  • the wiper blade 15 functions as the cutting blade 7 that enhances the smoothness of the finished surface of the work material during cutting. For this reason, the insert 1 is usually used for cutting with the main cutting edge 13 inclined with respect to the finished surface and the wiper blade 15 parallel to the finished surface.
  • the thickness of the coating layer 11 in the main cutting edge 13 is C31
  • the thickness of the coating layer 11 in the wiper blade 15 is C32
  • C31 is larger than C32
  • the smoothness of the finished surface at the time of cutting is improved.
  • film peeling hardly occurs and the processed surface becomes good.
  • the thickness C31 of the coating layer 11 in the main cutting edge 13 is not limited to a specific thickness, but can be set to about 1.5 to 4.0 ⁇ m, for example. Further, the thickness C32 of the coating layer 11 in the wiper blade 15 is not limited to a specific thickness, but can be set to about 0.5 to 1.5 ⁇ m, for example.
  • the thickness of the coating layer 11 in the main cutting edge 13 or the wiper blade 15 is the distance from the intersection of the first surface 3 and the second surface 5 to the coating layer 11 in the cross section as shown in FIG. That is.
  • the example shown in FIG. 3 is a cross section including the main cutting edge 13, it is a portion indicated by a symbol C ⁇ b> 31 and an arrow, specifically, a corner portion where the first surface 3 and the second surface 5 intersect with each other.
  • the coating layer 11 it is the distance from the corner where two surfaces intersect.
  • the thickness calculation method is the same.
  • Rz31 is larger than Rz32. It may be.
  • the wiper blade 15 functions as the cutting blade 7 that improves the smoothness of the finished surface of the work material during cutting.
  • the surface roughness of the wiper blade 15 is particularly small, so that the smoothness of the finished surface is further increased. Enhanced.
  • Rz31 which is the ten-point average roughness in the main cutting edge 13 is relative. May be large. Rz32 and Rz31 may be smaller than Rz1a.
  • Rz31 may be 0.1 to 1.0 ⁇ m.
  • Rz32 may be 0.1 to 0.7 ⁇ m.
  • Rz2a When the ten-point average roughness of the coating layer 11 in the direction perpendicular to the cutting edge 7 in the second region 5a is Rz2b, Rz2a may be smaller than Rz2b.
  • Rz2a may be 0.1 to 1.0 ⁇ m.
  • Rz2b may be 0.5 to 1.4 ⁇ m.
  • the second region 5a may come into contact with the finished surface during cutting. At this time, even if the surface shape of the coating layer 11 in the direction parallel to the cutting edge 7 is transferred to the finished surface, the smoothness of the finished surface is impaired because Rz2a is relatively smaller than Rz2b. Can be avoided. Further, since Rz2b is relatively larger than Rz2a, the contact area of the second region 5a with the finished surface can be reduced even when the second region 5a is in contact with the finished surface. Therefore, it is easy to avoid that the finished surface is denatured by frictional heat or the like.
  • Whether the residual stress in the coating layer 11 is a compressive stress may be determined based on, for example, measurement using a 2D method. Specifically, each of the first surface 3 and the second surface 5 that is 1 mm or more away from the cutting edge 7 is set as a measurement position. X-ray diffraction peaks are measured at these positions. Regarding the crystal structure specified from the measurement result, the residual stress of the coating layer 11 is confirmed by checking how the 2 ⁇ value in the measurement result is deviated from the reference 2 ⁇ value described in the JCPDS card. Can be specified.
  • the insert 1 of the present embodiment has a square plate shape as shown in FIG. 1, but the shape of the insert 1 is not limited to such a shape.
  • the upper surface may be a triangle, a hexagon, or a circle instead of a rectangle.
  • the insert 1 of this embodiment may have a through-hole 17 as shown in FIG.
  • the through-hole 17 in the present embodiment is formed from the first surface 3 to a surface located on the opposite side of the first surface 3, and is open on these surfaces.
  • the through hole 17 can be used for attaching a screw or a clamp member when holding the insert 1 in the holder.
  • the through hole 17 may be configured to open in regions located on opposite sides of the second surface 5.
  • Examples of the material of the substrate 9 include inorganic materials such as cemented carbide, cermet, and ceramics.
  • examples of the composition of the cemented carbide include WC (tungsten carbide) -Co, WC-TiC (titanium carbide) -Co, and WC-TiC-TaC (tantalum carbide) -Co.
  • WC, TiC and TaC are hard particles
  • Co is a binder phase.
  • a cermet is a sintered composite material in which a metal is combined with a ceramic component.
  • the cermet includes a compound mainly composed of TiC or TiN (titanium nitride).
  • the material of the base 9 is not limited to these.
  • the material of the coating layer 11 examples include titanium carbide, nitride, oxide, carbonate, nitride oxide, carbonitride, and carbonitride.
  • the covering layer 11 may contain only one of the above materials, or may contain a plurality. Moreover, the coating layer 11 may be comprised by only one layer, and the structure by which the several layer was laminated
  • the coating layer 11 can be positioned on the substrate 9 by using a chemical vapor deposition (CVD) method or a physical vapor deposition (PVD) method.
  • CVD chemical vapor deposition
  • PVD physical vapor deposition
  • the coating layer 11 is formed using the above-described vapor deposition method with the base 9 held on the inner peripheral surface of the through hole 17, the entire surface of the base 9 excluding the inner peripheral surface of the through hole 17.
  • the covering layer 11 can be positioned so as to cover the surface.
  • the thickness of the coating layer 11 can be appropriately adjusted by polishing treatment.
  • the portion of the coating layer 11 that is desired to be thickened may be masked, and the portion that is desired to be thinned may be exposed to be subjected to blasting.
  • polishing agent a grinding
  • the coating film 11 may be formed by the PVD method and formed under a high bias condition of 75 to 200V. Further, as another method of using the residual stress in the coating layer 11 as a compressive stress, the coating film 11 having a smaller thermal expansion coefficient than that of the substrate 9 may be formed by a CVD method.
  • the cutting tool 101 of the present embodiment is a rod-like body extending from a first end (upper end in FIG. 4) to a second end (lower end in FIG. 4), and has a pocket on the first end side.
  • the holder 105 having 103 and the above-described insert 1 located in the pocket 103 are provided.
  • the pocket 103 is a portion to which the insert 1 is mounted, and has a seating surface parallel to the lower surface of the holder 105 and a restraining side surface inclined with respect to the seating surface. Further, the pocket 103 is opened on the first end side of the holder 105.
  • the insert 1 is located in the pocket 103. At this time, the lower surface of the insert 1 may be in direct contact with the pocket 103, or a sheet may be sandwiched between the insert 1 and the pocket 103.
  • the insert 1 is mounted such that a portion used as the cutting edge 7 on the ridge line where the first surface and the second surface intersect protrude from the holder 105 outward.
  • the insert 1 is attached to the holder 105 with a fixing screw 107. That is, the insert screw 1 is inserted into the through hole of the insert 1, the tip of the fix screw 107 is inserted into a screw hole (not shown) formed in the pocket 103, and the screw portions are screwed together to insert 1. Is mounted on the holder 105.
  • steel, cast iron or the like can be used.
  • steel having high toughness among these members it is preferable to use steel having high toughness among these members.
  • a cutting tool used for so-called turning is illustrated.
  • the turning process include an inner diameter process, an outer diameter process, and a grooving process.
  • the cutting tool is not limited to that used for turning. For example, you may use the insert 1 of said embodiment for the cutting tool used for a turning process.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Milling Processes (AREA)

Abstract

La présente invention concerne un insert de coupe doté d'un substrat et d'une couche de recouvrement placée au moins en partie sur le substrat. L'insert de coupe comprend également une première surface, une seconde surface, et un bord de coupe placé au moins en partie sur ligne de crête où la première surface et la seconde surface se croisent. En outre, la couche de recouvrement existe au moins dans une première région le long du bord de coupe sur la première surface et dans une seconde région le long du bord de coupe sur la seconde surface, l'épaisseur de la couche de recouvrement dans la première région est supérieure à l'épaisseur de la couche de recouvrement dans la seconde région, et une rugosité moyenne en dix points de la première région dans une direction parallèle au bord de coupe est supérieure à la rugosité moyenne en dix points de la seconde région dans la direction parallèle au bord de coupe.
PCT/JP2018/006771 2017-02-24 2018-02-23 Insert de coupe et outil de coupe équipé dudit insert WO2018155644A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2019501842A JP6835947B2 (ja) 2017-02-24 2018-02-23 切削インサート及びこれを備えた切削工具

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017033565 2017-02-24
JP2017-033565 2017-02-24

Publications (1)

Publication Number Publication Date
WO2018155644A1 true WO2018155644A1 (fr) 2018-08-30

Family

ID=63253992

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/006771 WO2018155644A1 (fr) 2017-02-24 2018-02-23 Insert de coupe et outil de coupe équipé dudit insert

Country Status (2)

Country Link
JP (1) JP6835947B2 (fr)
WO (1) WO2018155644A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11040403B2 (en) * 2017-05-29 2021-06-22 Kyocera Corporation Cutting insert, cutting tool including same, and method for manufacturing machined product
WO2021260775A1 (fr) * 2020-06-22 2021-12-30 住友電工ハードメタル株式会社 Outil de coupe
JP2022155406A (ja) * 2021-03-30 2022-10-13 京セラ株式会社 インサートおよび切削工具

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06218617A (ja) * 1993-01-25 1994-08-09 Hitachi Tool Eng Ltd エンドミル
JP2001502246A (ja) * 1995-07-14 2001-02-20 ケンナメタル インコーポレイテッド 切削工具
JP2001300813A (ja) * 2000-02-18 2001-10-30 Sumitomo Electric Ind Ltd ボールエンドミル
JP2004122264A (ja) * 2002-09-30 2004-04-22 Sumitomo Electric Ind Ltd 被覆切削工具
JP2005279821A (ja) * 2004-03-29 2005-10-13 Kyocera Corp スローアウェイチップ及びその製造方法
JP2006263857A (ja) * 2005-03-24 2006-10-05 Kyocera Corp 表面被覆切削工具およびその製造方法
WO2011122553A1 (fr) * 2010-03-29 2011-10-06 京セラ株式会社 Outil de coupe
WO2015146507A1 (fr) * 2014-03-25 2015-10-01 兼房株式会社 Outil de coupe
WO2016189935A1 (fr) * 2015-05-28 2016-12-01 京セラ株式会社 Insert de coupe, outil de coupe et procédé de fabrication de pièces découpées

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06218617A (ja) * 1993-01-25 1994-08-09 Hitachi Tool Eng Ltd エンドミル
JP2001502246A (ja) * 1995-07-14 2001-02-20 ケンナメタル インコーポレイテッド 切削工具
JP2001300813A (ja) * 2000-02-18 2001-10-30 Sumitomo Electric Ind Ltd ボールエンドミル
JP2004122264A (ja) * 2002-09-30 2004-04-22 Sumitomo Electric Ind Ltd 被覆切削工具
JP2005279821A (ja) * 2004-03-29 2005-10-13 Kyocera Corp スローアウェイチップ及びその製造方法
JP2006263857A (ja) * 2005-03-24 2006-10-05 Kyocera Corp 表面被覆切削工具およびその製造方法
WO2011122553A1 (fr) * 2010-03-29 2011-10-06 京セラ株式会社 Outil de coupe
WO2015146507A1 (fr) * 2014-03-25 2015-10-01 兼房株式会社 Outil de coupe
WO2016189935A1 (fr) * 2015-05-28 2016-12-01 京セラ株式会社 Insert de coupe, outil de coupe et procédé de fabrication de pièces découpées

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11040403B2 (en) * 2017-05-29 2021-06-22 Kyocera Corporation Cutting insert, cutting tool including same, and method for manufacturing machined product
WO2021260775A1 (fr) * 2020-06-22 2021-12-30 住友電工ハードメタル株式会社 Outil de coupe
JP2022155406A (ja) * 2021-03-30 2022-10-13 京セラ株式会社 インサートおよび切削工具
JP7568566B2 (ja) 2021-03-30 2024-10-16 京セラ株式会社 インサートおよび切削工具

Also Published As

Publication number Publication date
JP6835947B2 (ja) 2021-02-24
JPWO2018155644A1 (ja) 2019-12-26

Similar Documents

Publication Publication Date Title
JP6119916B2 (ja) 切削インサートおよび切削工具
JP6659676B2 (ja) 切削インサートおよび切削工具、並びに切削加工物の製造方法
US10384277B2 (en) Tool body and cutting tool
JP5561363B2 (ja) ねじ加工用の切削インサート
US11052466B2 (en) Cutting tool and manufacturing method thereof
WO2018061227A1 (fr) Plaquette de coupe et outil de coupe
JP7304989B2 (ja) 切削インサート、切削工具及び切削加工物の製造方法
WO2018155644A1 (fr) Insert de coupe et outil de coupe équipé dudit insert
US9095910B2 (en) Cutting insert with symmetrical, radiused cutting edges
JP7361847B2 (ja) 切削インサート、切削工具及び切削加工物の製造方法
JP6810807B2 (ja) 切削インサート、切削工具及び切削加工物の製造方法
JP4728961B2 (ja) 切削工具
WO2020090737A1 (fr) Plaquette de coupe, outil de coupe et procédé pour fabriquer une pièce à travailler coupée
US11040403B2 (en) Cutting insert, cutting tool including same, and method for manufacturing machined product
JP2019025615A (ja) 被覆工具、切削工具及び切削加工物の製造方法
JP6424685B2 (ja) 切削インサート
JP6658805B2 (ja) 切削インサート
JP6895117B2 (ja) 切削インサートおよび切削工具
JPWO2018061227A1 (ja) 切削インサートおよび切削工具
WO2020203557A1 (fr) Plaquette de coupe et procédé de façonnage
JPWO2019069916A1 (ja) 切削インサート、切削工具及び切削加工物の製造方法
JP2018183829A (ja) 切削インサート及びその製造方法
JP2007111838A (ja) 刃先交換型切削チップ

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18756925

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2019501842

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18756925

Country of ref document: EP

Kind code of ref document: A1