WO2019087844A1 - Plaquette de coupe, outil de coupe et procédé de fabrication de pièce découpée - Google Patents

Plaquette de coupe, outil de coupe et procédé de fabrication de pièce découpée Download PDF

Info

Publication number
WO2019087844A1
WO2019087844A1 PCT/JP2018/039171 JP2018039171W WO2019087844A1 WO 2019087844 A1 WO2019087844 A1 WO 2019087844A1 JP 2018039171 W JP2018039171 W JP 2018039171W WO 2019087844 A1 WO2019087844 A1 WO 2019087844A1
Authority
WO
WIPO (PCT)
Prior art keywords
plane
cutting
arithmetic mean
region
insert
Prior art date
Application number
PCT/JP2018/039171
Other languages
English (en)
Japanese (ja)
Inventor
義仁 池田
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 JP2019551115A priority Critical patent/JP7032424B2/ja
Publication of WO2019087844A1 publication Critical patent/WO2019087844A1/fr
Priority to JP2022027107A priority patent/JP7304989B2/ja

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
    • 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
    • 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
    • B23B27/22—Cutting tools with chip-breaking equipment

Definitions

  • This aspect generally relates to a cutting insert used in cutting. More specifically, the present invention relates to a cutting tool made of a material having relatively high hardness, such as PCD and cBN.
  • Patent Document 1 As a cutting tool used when cutting a work material such as metal, for example, a cutting insert (throwaway tip) described in JP-A-8-155702 (Patent Document 1) is known.
  • the upper surface has a land surface (chamfered portion) located along the cutting edge and a chip breaker located inside the land surface.
  • Land surfaces tend to be set widely.
  • the land surface can be formed, for example, by brush honing, manual operation or blasting.
  • the surface of the land surface may be rough and the arithmetic average height Sa may be increased. Therefore, the cutting resistance on the land surface may be high, and chipping of the cutting edge may occur. Also, although it is possible to reduce the arithmetic mean height Sa of the land surface only by blasting, in this case, the arithmetic mean height Sa of the chip breaker also becomes smaller. Therefore, there is a possibility that breaking of chips in the chip breaker is insufficient.
  • the cutting insert has a first surface, a second surface, a third surface and a cutting edge.
  • the second surface is opposite to the first surface.
  • the third surface is located between the first surface and the second surface.
  • the cutting blade is located at least a part of the intersection of the first and third surfaces.
  • the first surface has a first area and a second area.
  • the first region is located along the intersection and includes a flat first plane at least in part.
  • the second region is located on the inner side of the first surface than the first region and is inclined with respect to the first region, and includes a flat second plane at least in part.
  • arithmetic mean height Sa2 in a 2nd plane is larger than arithmetic mean height Sa1 in a 1st plane.
  • FIG. 1 It is a perspective view showing a cutting insert of an embodiment. It is the front view which looked at the cutting insert shown in FIG. 1 from the side of the 1st surface. It is the side view which looked at the cutting insert shown in FIG. 2 from the A1 direction. It is the side view which looked at the cutting insert shown in FIG. 2 from the A2 direction. It is an enlarged view in area
  • inserts 1 (hereinafter, also simply referred to as inserts 1) according to a plurality of embodiments will be described in detail with reference to the drawings.
  • the drawings referred to in the following simply show only the main members necessary for describing each embodiment.
  • the insert 1 may comprise any component not shown in the figures to which it refers.
  • the dimensions of the members in the respective drawings do not faithfully represent the dimensions of the actual constituent members, the dimensional ratio of the respective members, and the like.
  • the insert 1 of the embodiment has a first surface 3 (upper surface in FIG. 1), a second surface 5 (lower surface in FIG. 1), a third surface 7 (side surface in FIG. 1), and a cutting edge And generally in the shape of a polygonal plate.
  • the first surface 3 may be a polygon as shown in FIG.
  • the second surface 5 may be located on the opposite side of the first surface 3 as shown in FIG.
  • the third surface 7 may be located between the first surface 3 and the second surface 5 as shown in FIG.
  • the cutting blade may be located at least a part of the intersection of the first and third surfaces.
  • the first surface 3 is not limited to a specific shape.
  • the first surface 3 may have, for example, a polygonal shape in a front view.
  • the first surface 3 is a rhombus. Therefore, the first surface 3 in the example shown in FIG. 2 has four corners and four sides. At this time, one of the four corners is the first corner 9, and two sides connected to the first corner 9 are the first side 11 and the second side 13. At the outer peripheral edge of the first surface 3, the first corner 9 may be positioned between the first side 11 and the second side 13.
  • the polygonal shape is not limited to being strictly a polygonal shape.
  • the four corners of the first surface 3 may be rounded and slightly convex outward.
  • the four sides are not limited to the strict linear shape. When the first surface 3 is viewed from the front, these sides may have a shape slightly convex toward the outside or a shape slightly concave.
  • the second surface 5 may have a polygonal shape, and may have, for example, a rhombus like the first surface 3.
  • the third surface 7 has four substantially flat planes and four curved surfaces connecting these planes.
  • the shape of the 1st surface 3 and the 2nd surface 5 is not limited to said form.
  • the shapes of the first surface 3 and the second surface 5 are square.
  • the shape of the first surface 3 and the second surface 5 may be, for example, a triangle or a hexagon.
  • the size of the insert 1 is not particularly limited.
  • the length of one side of the first surface 3 can be set to about 3 mm or more and 20 mm or less.
  • the height from the first surface 3 to the second surface 5 can be set to about 5 mm or more and 20 mm or less.
  • the insert 1 of the embodiment has a cutting edge 15 located at least a part of the intersection (ridge line) L1 of the first surface 3 and the third surface 7.
  • the cutting blade 15 can be used when cutting a work material.
  • the cutting blade 15 may be located at the entire intersection L1, in other words, the entire outer edge portion of the first surface 3, or may be located at only a part of the intersection L1. In the example shown in FIG. 5, the cutting edge 15 is located at the first corner 9, part of the first side 11, and part of the second side 13.
  • the first surface 3 has a first area 17 and a second area 19.
  • the first area 17 is located along the intersection L1. At this time, the first region 17 may be in contact with the intersection L1 or may be separated.
  • the first region 17 in the example shown in FIG. 5 is in contact with the intersection L1.
  • the second area 19 is located more inward of the first surface 3 than the first area 17 and is inclined with respect to the first area 17.
  • the first region 17 has a flat first surface 21.
  • the first plane 21 may be located in the entire first region 17 or may be located in only a part of the first region 17.
  • the second area 19 has a flat second surface 23.
  • the second plane 23 may be located in the entire second region 19 or may be located in only a part of the second region 19.
  • the first region 17 in the example shown in FIG. 5 is located along the first corner 9, the first side 11 and the second side 13.
  • the first region 17 in the example shown in FIG. 5 has a band-like configuration in which the width in the direction orthogonal to the intersection L1 is narrower than the width in the direction along the intersection L1.
  • the first region 17 may be at least partially located along the cutting edge 15.
  • the portion of the first region 17 located along the cutting edge 15 can be used as a so-called land surface.
  • the first region 17 may be in contact with the cutting edge 15 or may be separated.
  • the first area 17 in the example shown in FIG. 5 is in contact with the cutting edge 15.
  • Reference numeral O1 shown in FIG. 1 and the like is a central axis passing through the center of the first surface 3 and the center of the second surface 5.
  • reference symbol S shown in FIG. 4 and the like is a virtual plane S which is orthogonal to the central axis O1 and located between the first surface 3 and the second surface 5.
  • the first plane may be parallel to the virtual plane S or may be inclined.
  • the first plane of the example shown in FIGS. 6 to 8 is parallel to the imaginary plane S.
  • the second area 19 in the insert 1 of the embodiment is inclined with respect to the first area 17.
  • the second region 19 may be inclined so as to approach the virtual plane S as being away from the first region 17, and is inclined so as to be away from the virtual plane S as being away from the first region 17. It is also good.
  • the second area 19 is inclined so as to approach the virtual plane S as it goes away from the first area 17.
  • the arithmetic average height Sa2 in the second plane 23 is larger than the arithmetic average height Sa1 in the first plane 21.
  • arithmetic mean height Sa1 in the 1st plane 21 of the 1st field 17 located along cutting edge 15 is relatively small, cutting resistance at the time of cutting can be made small.
  • arithmetic mean height Sa2 in the 2nd plane 23 of the 2nd field 19 located inside the 1st field 3 rather than the 1st field 17 is relatively large, it is good to the scrap which scrapes the 2nd plane 23 Can be braked.
  • the insert 1 may be manufactured by the following process.
  • the means for making the arithmetic mean height Sa2 larger than the arithmetic mean height Sa1 is not limited to the following steps.
  • a molded body to be the insert 1 is prepared.
  • the second flat surface 23 is formed by honing with a brush or manual work. At this time, the brush may contact not only the second plane 23 but also the first plane 21.
  • a protective film is applied on the second flat surface 23 so that the first flat surface 21 is exposed.
  • the first plane 21 is formed by blasting.
  • the protective film is removed.
  • the order which produces the 1st plane 21 and the 2nd plane 23 may be reverse.
  • a molded body to be the insert 1 is prepared.
  • the first plane 21 is formed by blasting.
  • the second flat surface 23 may be blasted.
  • a protective film is applied on the first flat surface 21 so that the second flat surface 23 is exposed.
  • the second flat surface 23 is formed by honing with a brush or manual work.
  • the protective film is removed.
  • arithmetic mean height Sa2 larger than arithmetic mean height Sa1 by adjusting the conditions of a laser. That is, while forming the first plane 21 by irradiating the first laser, and adjusting the conditions of the first laser and the second laser when forming the second plane 23 by irradiating the second laser, Thus, it is possible to make the arithmetic mean height Sa2 larger than the arithmetic mean height Sa1.
  • the arithmetic average height Sa2 may be made larger than the arithmetic average height Sa1 by adjusting the moving speed of the laser instead of adjusting the conditions of the laser. Is possible.
  • Arithmetic mean height Sa is a parameter of the surface property defined in ISO 25178-6: 2010, and is a parameter obtained by extending the arithmetic mean roughness Ra of a line to a surface. Specifically, the arithmetic average height Sa represents the average of the absolute values of the differences in height of each point on the target surface with respect to the average surface of the surface to be measured.
  • Sa1 and Sa2 are not limited to specific values.
  • Sa1 can be set to about 0.1 to 0.3 ⁇ m.
  • Sa2 can be set to about 0.2 to 1 ⁇ m.
  • the arithmetic mean height Sa1 of the first plane 21 may be calculated by measuring the surface shape of the first plane 21 according to the standard of ISO 25178-6: 2010 except that the cutoff value is fixed at 0.03 mm. Good.
  • the arithmetic average height Sa2 of the second plane 23 is calculated by measuring the surface shape of the second plane 23 according to the standard of ISO 25178-6: 2010 except that the cutoff value is fixed to 0.03 mm. do it.
  • the above-mentioned cutoff value is only an example, and may be appropriately set in accordance with an apparatus used for measurement and measurement conditions.
  • the measurement of the surface shape of the first flat surface 21 and the second flat surface 23 may use, for example, a contact-type surface roughness measuring machine using a stylus or an optical non-contact type surface roughness measuring machine.
  • the 1st plane 21 is flat means that the 1st plane 21 is not curving. Therefore, the first plane 21 does not have to be parallel to the virtual plane S, and may be inclined to the virtual plane S.
  • the second flat surface 23 is flat means that the second flat surface 23 is not curved. Therefore, the second plane 23 also does not have to be parallel to the virtual plane S, and may be inclined to the virtual plane S.
  • the second area 19 is inclined so as to approach the virtual plane S as it goes away from the first area 17.
  • the second area 19 is inclined so as to approach the second surface 5 as it is separated from the first area 17.
  • the second area 19 is inclined as described above, it is possible to use the second area 19 as a so-called rake face.
  • the arithmetic mean height Sa2 of the second plane 23 in the second area 19 which can function as a rake face is relatively large, chips are more likely to be collided with the second area 19 and chipping occurs. While difficult, it is possible to brake the chips moderately.
  • the first surface 3 may further include a third region 25 in addition to the first region 17 and the second region 19.
  • the third region 25 in the example shown in FIGS. 6 to 8 is located more inward of the first surface 3 than the second region 19 and is inclined so as to be away from the second surface 5 as it is separated from the second region 19. .
  • the third area 25 has a flat third surface 27.
  • the third plane 27 may be located in the entire third region 25, or may be located in only a part of the third region 25.
  • the third area 25 can be used as a so-called breaker wall. If the third area 25 is used as a breaker wall, the chips can be well curved in the third area 25. Therefore, the chips are easily divided into appropriate lengths, and the chip dischargeability is improved.
  • the surface roughness of the third plane 27 in the third region 25 is not particularly limited.
  • the arithmetic mean height Sa3 in the third plane 27 may be larger than the arithmetic mean height Sa1 in the first plane 21.
  • the chips scraping the third plane 27 can be braked well, so the chips can be easily bent stably.
  • the durability of the insert 1 is improved.
  • Sa3 is larger than Sa2
  • excessive braking of the chips in the second plane 23 located closer to the cutting edge 15 than the third plane 27 is avoided. Therefore, the second plane 23 is less likely to be worn, and the chips can be braked in a well-balanced manner in the second plane 23 and the third plane 27.
  • Sa3 is not limited to a specific value.
  • Sa3 can be set to about 0.2 ⁇ m or more and 1 ⁇ m or less.
  • the third region 25 in the example shown in FIGS. 6 to 8 further includes a fourth plane 29.
  • the fourth plane 29 is located farther from the second surface 5 than the third plane 27 and has a flat shape.
  • the arithmetic mean height Sa4 in the fourth plane 29 may be larger than the arithmetic mean height Sa3 in the third plane 27 or may be smaller than the arithmetic mean height Sa3 in the third plane 27.
  • the third plane 27 and the fourth plane 29 are used as a breaker wall, and the arithmetic mean height Sa4 in the fourth plane 29 is larger than the arithmetic mean height Sa3 in the third plane 27, the second plane 23 and the third plane 27 And the fourth flat surface 29 can brake the chips in a well-balanced manner.
  • Arithmetic average height Sa3 of the third plane 27 and arithmetic average height Sa4 of the fourth plane 29 conform to the standard of ISO 25178-6: 2010 except that the cutoff value is fixed at 0.03 mm, the third plane 27. And the fourth surface 29 may be calculated.
  • the above-mentioned cutoff value is only an example, and may be appropriately set in accordance with an apparatus used for measurement and measurement conditions.
  • the fourth plane 29 is used as a plane to control the chip flow direction
  • the arithmetic average height Sa4 in the fourth plane 29 is the arithmetic average height in the third plane 27
  • the second area 19 is inclined so as to approach the second surface 5 as it is separated from the first area 17, and as the third area 25 is separated from the second area 19. It is inclined away from the second surface 5. Therefore, a so-called breaker groove is formed by the second area 19 and the third area 25.
  • the insert 1 has a breaker groove
  • chips are easily abraded at the breaker groove. Therefore, the chips are likely to be braked when flowing through the breaker groove, and the direction of flowing when flowing outside the breaker groove is easily controlled.
  • the third flat surface 27 When the third flat surface 27 is closer to the second surface 5 than the intersection L1, the third flat surface 27 is located inside the breaker groove. Therefore, it is easy to brake the chips in the breaker groove.
  • the fourth flat surface 29 When the fourth flat surface 29 is located farther from the second surface 5 than the intersection L1, the fourth flat surface 29 is located outside the breaker groove. Therefore, chips tend to flow smoothly in the direction along the fourth plane 29.
  • the maximum height Sz2 of the second plane 23 may be larger than the maximum height Sz1 of the first plane 21. As described above, in the case where the maximum height Sz1 in the first plane 21 of the first region 17 located along the cutting edge 15 is relatively small, as in the case where the arithmetic average height Sa1 is relatively small, Cutting resistance at the time of cutting can be reduced.
  • the maximum height Sz is a parameter of the surface property defined in ISO 25178-6: 2010, and is a parameter obtained by expanding the maximum height Rz of the line to a surface. Specifically, the maximum height Sz represents the maximum value of the absolute value of the difference in height of each point on the target surface with respect to the average surface of the surface to be measured.
  • Sz1 and Sz2 are not limited to specific values.
  • Sz1 can be set to about 0.5 ⁇ m or more and 2.5 ⁇ m or less.
  • Sz2 can be set to about 2.2 ⁇ m to 20 ⁇ m.
  • the maximum height Sz1 of the first plane 21 may be calculated by measuring the surface shape of the first plane 21 according to the standard of ISO 25178-6: 2010 except that the cutoff value is fixed at 0.03 mm.
  • the maximum height Sz2 of the second plane 23 is calculated by measuring the surface shape of the second plane 23 according to the standard of ISO 25178-6: 2010 except that the cutoff value is fixed at 0.03 mm. Just do it.
  • the above-mentioned cutoff value is only an example, and may be appropriately set in accordance with an apparatus used for measurement and measurement conditions.
  • Examples of the material of the insert 1 include cemented carbide, cermet, ceramics, PCD (polycrystalline diamond) and cBN (cubic boron nitride).
  • composition of the cemented carbide examples 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.
  • cermet is a sintered composite material in which a ceramic component is compounded with a metal. Specifically, a compound mainly composed of TiC or TiN (titanium nitride) can be mentioned as the cermet.
  • the material of the insert 1 is not limited to these.
  • the insert 1 may have only one member comprised by the material illustrated above, and may have several members comprised by the material illustrated above.
  • the insert 1 may have a main body portion 31 and a cutting portion 33, and may have a polygonal plate shape as a whole.
  • the main body portion 31 in the example shown in FIG. 1 has a substantially polygonal plate shape and a concave shape in which a part is cut away.
  • the cutting portion 33 may be joined to the notched concave portion using a brazing material or the like.
  • the first corner 9, the first side 11 and the second side 13 may be located in the cutting portion 33.
  • hatching with oblique lines is added to the portion of the cutting portion 33 in FIG.
  • the cutting portion 33 may be made of a material having relatively high hardness, such as PCD and cBN, and the main body portion 31 may be made of, for example, cemented carbide, cermet or ceramics.
  • the insert 1 can be manufactured at low cost.
  • the durability of the insert 1 to a cutting load is high.
  • the hardness of the main body portion 31 and the cutting portion 33 may be evaluated by measuring the Vickers hardness of each portion.
  • the insert 1 may have only the said cutting part 33 and the main-body part 31, in addition to the site
  • the covering layer may cover the entire surface of the substrate constituted by the cutting portion 33 and the main body portion 31, or may cover only a part of the surface of the substrate.
  • Examples of the material of the covering layer include aluminum oxide (alumina), and carbides, nitrides, oxides, carbon oxides, nitrogen oxides, carbon nitrides and carbon nitride oxides of titanium.
  • the covering layer may contain only one of the above-mentioned materials, or may contain a plurality.
  • the coating layer may be comprised by only one layer, and the structure by which the several layer was laminated
  • a material of a coating layer it is not limited to these.
  • the cover layer can be located on the substrate, for example by using a chemical vapor deposition (CVD) method or a physical vapor deposition (PVD) method.
  • the insert 1 of the example shown in FIG. 1 has a through hole 35.
  • the through holes 35 in the embodiment are formed from the first surface 3 to the second surface 5 and open in these surfaces.
  • the through hole 35 may extend along a central axis O1 passing through the center of the first surface 3 and the center of the second surface 5.
  • the through hole 35 may be used to attach a fixing screw or clamp member when holding the insert 1 in the holder.
  • the through holes 35 may be opened in regions opposite to each other in the third surface 7 without any problem.
  • the cutting tool 101 includes a holder 105 having a pocket 103 (insert pocket) on the tip end side, and the above insert 1 located in the pocket 103.
  • the insert 1 is mounted such that at least a part of the cutting blade protrudes from the tip of the holder 105.
  • the holder 105 is in the shape of an elongated rod. Then, one pocket 103 is provided on the tip end side of the holder 105. The pocket 103 is a portion to which the insert 1 is attached, and is open to the tip end surface of the holder 105.
  • the pocket 103 since the pocket 103 is also open to the side surface of the holder 105, the insert 1 can be easily attached.
  • the pocket 103 has a seating surface parallel to the lower surface of the holder 105 and a constraining side surface inclined to the seating surface.
  • 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 at least a portion of the cutting blade protrudes outward from the holder 105.
  • the insert 1 is attached to the holder 105 by the clamp member 107.
  • the insert 1 may be attached to the holder 105 by inserting the clamp member 107 into the through hole of the insert 1 and fixing the clamp member 107 to the holder 105.
  • steel cast iron or the like can be used.
  • steel may be used among these members.
  • An example cutting tool shown in FIG. 9 is a cutting tool used for so-called turning.
  • Examples of turning include inner diameter machining, outer diameter machining and grooving.
  • the cutting tool is not limited to one used for turning.
  • the insert 1 of the above embodiment may be used for a cutting tool used for milling.
  • the machined product is manufactured by cutting the work material 201.
  • the method of manufacturing a machined product according to the embodiment includes the following steps. That is, (1) a step of rotating the work material 201; (2) bringing the cutting material 101 represented by the above-described embodiment into contact with the rotating workpiece 201; (3) releasing the cutting tool 101 from the work material 201; Is equipped.
  • the work material 201 is rotated about the axis O2, and the cutting tool 101 is relatively brought close to the work material 201.
  • the cutting edge of the cutting tool 101 is brought into contact with the workpiece 201 to cut the workpiece 201.
  • the cutting tool 101 is relatively moved away from the work material 201.
  • the cutting tool 101 is moved in the Y1 direction in a state in which the axis O2 is fixed and the work material 201 is rotated, thereby bringing the work material 201 closer. Further, in FIG. 12, the work material 201 is cut by bringing the cutting edge of the cutting tool 101 into contact with the rotating work material 201. Further, in FIG. 13, the cutting tool 101 is moved away in the Y2 direction while rotating the work material 201.
  • the cutting tool 101 is brought into contact with the work material 201 by moving the cutting tool 101 in each process, or the cutting tool 101 is to be machined Although it separates from the cutting material 201, naturally it is not limited to such a form.
  • the work material 201 may be brought close to the cutting tool 101.
  • the work material 201 may be moved away from the cutting tool 101.
  • the process in which the cutting edge of the cutting tool 101 is brought into contact with different portions of the work material 201 may be repeated while maintaining the state where the work material 201 is rotated.

Landscapes

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

Abstract

L'invention concerne, selon un mode de réalisation, une plaquette de coupe présentant une première surface, une deuxième surface, une troisième surface et un bord de coupe. La première surface comprend une première région et une seconde région. La première région est positionnée le long d'une intersection et comprend une première surface plane plate. La seconde région est positionnée davantage vers l'intérieur de la première surface que la première région et est inclinée par rapport à la première région, et comprend une seconde surface plane plate. En outre, une hauteur moyenne arithmétique Sa2 de la seconde surface plane est supérieure à une hauteur moyenne arithmétique Sa1 de la première surface plane.
PCT/JP2018/039171 2017-10-30 2018-10-22 Plaquette de coupe, outil de coupe et procédé de fabrication de pièce découpée WO2019087844A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2019551115A JP7032424B2 (ja) 2017-10-30 2018-10-22 切削インサート、切削工具及び切削加工物の製造方法
JP2022027107A JP7304989B2 (ja) 2017-10-30 2022-02-24 切削インサート、切削工具及び切削加工物の製造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017208929 2017-10-30
JP2017-208929 2017-10-30

Publications (1)

Publication Number Publication Date
WO2019087844A1 true WO2019087844A1 (fr) 2019-05-09

Family

ID=66333052

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/039171 WO2019087844A1 (fr) 2017-10-30 2018-10-22 Plaquette de coupe, outil de coupe et procédé de fabrication de pièce découpée

Country Status (2)

Country Link
JP (2) JP7032424B2 (fr)
WO (1) WO2019087844A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021066046A1 (fr) * 2019-10-03 2021-04-08 旭ダイヤモンド工業株式会社 Outil de coupe rotatif
WO2024062985A1 (fr) * 2022-09-22 2024-03-28 京セラ株式会社 Plaquette de coupe, outil de coupe, et procédé de fabrication de produit usiné

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024048257A1 (fr) * 2022-08-31 2024-03-07 京セラ株式会社 Plaquette de coupe, outil de coupe et procédé de fabrication de pièce coupée

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50149984U (fr) * 1974-05-29 1975-12-12
JP2001018103A (ja) * 1999-07-08 2001-01-23 Denso Corp 中ぐりバイト
JP2005254411A (ja) * 2004-03-12 2005-09-22 Sumitomo Electric Hardmetal Corp 被覆切削工具
JP2012066336A (ja) * 2010-09-22 2012-04-05 Mitsubishi Materials Corp 炭化タングステン基超硬合金製切削インサートおよびその製造方法
WO2016035490A1 (fr) * 2014-09-05 2016-03-10 住友電工ハードメタル株式会社 Pointe jetable
JP2017094467A (ja) * 2015-11-26 2017-06-01 住友電工ハードメタル株式会社 回転工具

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4626141A (en) * 1985-01-23 1986-12-02 Gte Valeron Corporation Chip control insert
KR960004237B1 (ko) * 1990-02-27 1996-03-28 미쓰비시 긴조꾸 가부시끼가이샤 드로우어웨이팁
US5192171A (en) * 1991-01-07 1993-03-09 Gte Valenite Corporation Chip control insert
JP3468221B2 (ja) * 2001-02-14 2003-11-17 住友電気工業株式会社 表面被覆超硬合金切削工具
JP2004154892A (ja) * 2002-11-06 2004-06-03 Ngk Spark Plug Co Ltd スローアウェイチップ及び切削工具
JP4185370B2 (ja) * 2003-01-23 2008-11-26 住友電工ハードメタル株式会社 チップブレーカー付き硬質焼結体切削工具およびその製造方法
EP1714720B1 (fr) * 2004-01-14 2011-05-18 Sumitomo Electric Hardmetal Corp. Plaquette de coupe
JP4942326B2 (ja) * 2005-10-28 2012-05-30 京セラ株式会社 表面被覆部材および表面被覆部材を用いた切削工具
JP4880976B2 (ja) * 2005-10-28 2012-02-22 京セラ株式会社 表面被覆切削工具の製造方法
JP2007313636A (ja) * 2006-04-27 2007-12-06 Kyocera Corp 切削工具およびそれを用いた被削材の切削方法
KR100832869B1 (ko) * 2006-07-20 2008-05-28 한국야금 주식회사 절삭저항을 감소시키는 절삭 인서트
KR100901470B1 (ko) * 2007-07-05 2009-06-08 대구텍 주식회사 코너 리세스부를 지니는 절삭 인서트
AT11676U1 (de) * 2009-10-02 2011-03-15 Ceratizit Austria Gmbh Schneideinsatz für ein schneidwerkzeug
US8939684B2 (en) * 2012-05-15 2015-01-27 Iscar, Ltd. Cutting insert with chip-control arrangement having recess depths and projection heights which increase with distance from cutting edge
SE1350348A1 (sv) * 2013-03-20 2014-09-21 Sandvik Intellectual Property Dubbelsidigt, indexerbart svarvskär
US10195676B2 (en) * 2014-08-27 2019-02-05 Kyocera Corporation Cutting insert, cutting tool, and method of manufacturing machined product
JP6892505B2 (ja) * 2017-05-29 2021-06-23 京セラ株式会社 切削インサート、これを備えた切削工具及び切削加工物の製造方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50149984U (fr) * 1974-05-29 1975-12-12
JP2001018103A (ja) * 1999-07-08 2001-01-23 Denso Corp 中ぐりバイト
JP2005254411A (ja) * 2004-03-12 2005-09-22 Sumitomo Electric Hardmetal Corp 被覆切削工具
JP2012066336A (ja) * 2010-09-22 2012-04-05 Mitsubishi Materials Corp 炭化タングステン基超硬合金製切削インサートおよびその製造方法
WO2016035490A1 (fr) * 2014-09-05 2016-03-10 住友電工ハードメタル株式会社 Pointe jetable
JP2017094467A (ja) * 2015-11-26 2017-06-01 住友電工ハードメタル株式会社 回転工具

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021066046A1 (fr) * 2019-10-03 2021-04-08 旭ダイヤモンド工業株式会社 Outil de coupe rotatif
JP2021058941A (ja) * 2019-10-03 2021-04-15 旭ダイヤモンド工業株式会社 回転切削工具
JP7023263B2 (ja) 2019-10-03 2022-02-21 旭ダイヤモンド工業株式会社 回転切削工具
WO2024062985A1 (fr) * 2022-09-22 2024-03-28 京セラ株式会社 Plaquette de coupe, outil de coupe, et procédé de fabrication de produit usiné

Also Published As

Publication number Publication date
JPWO2019087844A1 (ja) 2020-10-22
JP2022065170A (ja) 2022-04-26
JP7304989B2 (ja) 2023-07-07
JP7032424B2 (ja) 2022-03-08

Similar Documents

Publication Publication Date Title
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
JP6685531B2 (ja) 切削インサート、切削工具及び切削加工物の製造方法
WO2015129730A1 (fr) Élément rapporté d'usinage, outil d'usinage et procédé de fabrication d'article usiné
WO2015083716A1 (fr) Outil de coupe
JP6185376B2 (ja) 切削インサート、切削工具および被削加工物の製造方法
JP6711830B2 (ja) ドリル及びそれを用いた切削加工物の製造方法
JP6228229B2 (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
JP7023295B2 (ja) ドリル及び切削加工物の製造方法
CN111148590B (zh) 切削刀片、切削刀具以及切削加工物的制造方法
JP6892505B2 (ja) 切削インサート、これを備えた切削工具及び切削加工物の製造方法
JP6882473B2 (ja) 切削インサート、切削工具及び切削加工物の製造方法
JP2020172005A (ja) 切削インサート、切削工具、及び切削加工物の製造方法
JPWO2020027171A1 (ja) 切削工具及び切削加工物の製造方法
JP7344376B2 (ja) 切削インサート、切削工具および切削加工物の製造方法
WO2024048257A1 (fr) Plaquette de coupe, outil de coupe et procédé de fabrication de pièce coupée
JP2018034282A (ja) 切削インサート、切削工具及び切削加工物の製造方法
WO2019069916A1 (fr) Insert de coupe, outil de coupe et procédé de fabrication d'une pièce coupée
JPWO2020085245A1 (ja) 切削インサート、切削工具及び切削加工物の製造方法

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: 18874210

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2019551115

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: 18874210

Country of ref document: EP

Kind code of ref document: A1