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WO2022039248A1 - Outil rotatif et procédé de fabrication de pièces coupées - Google Patents

Outil rotatif et procédé de fabrication de pièces coupées Download PDF

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Publication number
WO2022039248A1
WO2022039248A1 PCT/JP2021/030500 JP2021030500W WO2022039248A1 WO 2022039248 A1 WO2022039248 A1 WO 2022039248A1 JP 2021030500 W JP2021030500 W JP 2021030500W WO 2022039248 A1 WO2022039248 A1 WO 2022039248A1
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WO
WIPO (PCT)
Prior art keywords
groove
discharge groove
length
outer peripheral
peripheral surface
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2021/030500
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English (en)
Japanese (ja)
Inventor
祐作 高竹
浩 小川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyocera Corp
Original Assignee
Kyocera Corp
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 Kyocera Corp filed Critical Kyocera Corp
Priority to JP2022544011A priority Critical patent/JP7465980B2/ja
Publication of WO2022039248A1 publication Critical patent/WO2022039248A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B23C5/02—Milling-cutters characterised by the shape of the cutter
    • B23C5/10—Shank-type cutters, i.e. with an integral shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D77/00—Reaming tools

Definitions

  • This disclosure generally relates to a rotary tool used for milling a work material.
  • rotary tools include end mills, drills and reamers.
  • end mills include square end mills and ball end mills.
  • Patent Document 1 As an example of a cutting tool, the rotary tool (end mill) described in JP-A No. 07-299634 (Patent Document 1) and JP-A-2011-020248 (Patent Document 2) is known.
  • the end mill described in Patent Document 1 has a plurality of main cutting blades and a secondary cutting blade located rearward in the rotation direction with respect to each main cutting blade.
  • the end mill described in Patent Document 2 has a plurality of main cutting blades and a plurality of nick-shaped cutting blades arranged with a reverse helix angle.
  • the rotary tool based on the non-limiting aspect of the present disclosure has a cylindrical body extending from the first end to the second end along the axis of rotation.
  • the main body has a first discharge groove extending from the first end toward the second end, a first outer peripheral surface located behind the first discharge groove in the rotation direction of the rotation axis, and the above.
  • a first ridge line located at the intersection of the first discharge groove and the first outer peripheral surface, a dividing groove extending from the first discharge groove toward the rear in the rotational direction and dividing the first ridge line, and the first one.
  • Two or more first blades located on the ridgeline and divided by the dividing groove, and located behind the first outer peripheral surface in the rotation direction of the rotation axis, from the first end to the second end.
  • the second outer peripheral surface located behind the second discharge groove in the rotation direction of the rotation axis, and the second discharge groove and the second outer peripheral surface. It has a second ridge line located and a second blade of the second ridge line located at least behind the dividing groove in the rotational direction.
  • the length from the rotation axis to the first ridge line is the first length
  • the length from the rotation axis to the second ridge line is the second length
  • the second length is the first length. Shorter than that.
  • the angle formed by the first discharge groove and the first outer peripheral surface is the first angle
  • the angle formed by the second discharge groove and the second outer peripheral surface is the second angle.
  • the second angle is larger than the first angle.
  • FIG. 5 is a cross-sectional view of a VI-VI cross section of the rotary tool shown in FIG.
  • FIG. 5 is a cross-sectional view of a VII-VII cross section of the rotary tool shown in FIG.
  • the rotary tool 1 of a plurality of embodiments without limitation will be described in detail with reference to the drawings.
  • a square end mill may be shown as an example of the rotary tool 1.
  • the rotary tool 1 is not limited to the square end mill.
  • the rotary tool 1 may include any component not shown in each of the figures referenced herein. Further, the dimensions of the members in each drawing do not faithfully represent the dimensions of the actual constituent members and the dimensional ratio of each member. These points are the same in the method for manufacturing a machined product, which will be described later.
  • the rotary tool 1 may have a cylindrical main body 3.
  • the main body 3 may extend from the first end 3a to the second end 3b along the rotation axis R1.
  • the first end 3a is called the "tip” and the second end 3b is called the "rear end”.
  • the main body 3 may be rotatable in the direction of the arrow R2 about the rotation axis R1 as in the non-limiting aspect shown in FIG. 1 when the work material for manufacturing a machined object is cut.
  • the lower right end of the main body 3 may be the first end 3a and the upper left end may be the second end 3b. Further, in the non-limiting aspect shown in FIG. 4, the left end portion of the main body 3 may be the first end 3a and the right end portion may be the second end 3b.
  • the main body 3 may be composed of a grip portion 5 called a shank and a cutting portion 7 called a body.
  • the grip portion 5 may be a portion gripped by a spindle or the like of a machine tool.
  • the shape of the grip portion 5 may be designed according to the shape of the spindle.
  • the cutting portion 7 may be located closer to the first end 3a than the grip portion 5.
  • the cutting portion 7 may be a portion that comes into contact with the work material. That is, the cutting portion 7 may be a portion having a main role in cutting the work material.
  • the size of the main body 3 is not limited to a specific value.
  • the diameter (outer diameter) D0 of the main body 3 may be set to 5 mm to 40 mm.
  • the length of the cutting portion 7 in the direction along the rotation axis R1 may be set to about 1.5 ⁇ D0 mm to 25 ⁇ D0 mm.
  • the outer diameter D0 of the main body 3 may be constant or may change from the side of the first end 3a to the side of the second end 3b.
  • the outer diameter D0 of the main body 3 may become smaller from the side of the first end 3a to the side of the second end 3b.
  • Examples of the material constituting the main body 3 may include metal, cemented carbide, cermet, ceramics and the like.
  • the metal may include stainless steel and titanium.
  • the composition of the cemented carbide is, for example, WC (tungsten carbide) -Co (cobalt), WC-TiC (titanium carbide) -Co, WC-TiC-TaC (tantalum carbide) -Co and WC-TiC-TaC-Cr.
  • 3 C 2 (chromium carbide) -Co may be mentioned.
  • WC, TiC, TaC and Cr 3 C 2 may be hard particles, and Co may be a bonded phase.
  • the cermet may be a sintered composite material in which a metal is composited with a ceramic component.
  • a cermet containing a titanium compound such as TiC and TiN (titanium nitride) as a main component can be mentioned as an example.
  • the ceramics include Al 2 O 3 (aluminum oxide), Si 3 N 4 (silicon nitride) and cBN (cubic Boron Nitride).
  • the main body 3 may be composed of only the above-mentioned material, or may be composed of a member made of the above-mentioned material and a coating layer covering the member.
  • the material constituting the coating layer include diamond, diamond-like carbon (DLC), TiC, TiN, TiCN (titanium carbonitride), TiMN (M is a metal other than Ti, Group 4, 5 and 6 metals, Al). And at least one metal element selected from Si), as well as Al 2 O 3 .
  • the coating layer may be formed by, for example, a vapor phase synthesis method.
  • the gas phase synthesis method may include a chemical vapor deposition (CVD) method or a physical vapor deposition (PVD) method.
  • the thickness of the coating layer may be set to, for example, 0.3 ⁇ m to 20 ⁇ m. The suitable range varies depending on the composition of the coating layer.
  • the main body 3 has a first discharge groove 9, a first outer peripheral surface 11, a first ridge line 13, one or more first dividing grooves 15, two or more first blades 17, a second discharge groove 19, and a second outer peripheral surface. It may have 21, a second ridge 23, and one or more second blades 25.
  • the first discharge groove 9 and the second discharge groove 19 may extend from the first end 3a toward the second end 3b, respectively, or may be grooves through which chips generated in the cutting process flow.
  • the first discharge groove 9 and the second discharge groove 19 may each have a shape extending straight along the rotation shaft R1 or a spiral shape twisted around the rotation shaft R1. In the cross section orthogonal to the rotation axis R1, the first discharge groove 9 and the second discharge groove 19 may be shown in a concave curved shape, respectively.
  • the inclination angle of the first discharge groove 9 and the second discharge groove 19 with respect to the rotation axis R1 in the side view is set. It can be called the helix angle.
  • the helix angle may be constant or variable from the end on the side of the first end 3a to the end on the side of the second end 3b in the first discharge groove 9 and the second discharge groove 19. ..
  • the helix angle is not limited to a specific value and may be set to, for example, 10 ° to 40 °.
  • the first outer peripheral surface 11 and the second outer peripheral surface 21 may each have a convex curved surface shape.
  • the first outer peripheral surface 11 and the second outer peripheral surface 21 may be shown in a linear shape, respectively.
  • the first outer peripheral surface 11 and the second outer peripheral surface 21 may be shown in a convex curve shape, respectively.
  • the first outer peripheral surface 11 may be located behind the rotation direction R2 of the rotation shaft R1 with respect to the first discharge groove 9.
  • the second discharge groove 19 may be located behind the first outer peripheral surface 11 in the rotation direction R2.
  • the second outer peripheral surface 21 may be located behind the rotation direction R2 of the rotation shaft R1 with respect to the second discharge groove 19.
  • the first ridge line 13 may be located at the intersection of the first discharge groove 9 and the first outer peripheral surface 11.
  • Two or more first blades 17 may be located at the first ridge line 13.
  • the first blade 17 may be located on the entire first ridge line 13 or may be located on a part of the first ridge line 13.
  • the second ridge line 23 may be located at the intersection of the second discharge groove 19 and the second outer peripheral surface 21.
  • One or more second blades 25 may be located at the second ridge line 23.
  • the second blade 25 may be located on the entire second ridge line 23, or may be located on a part of the second ridge line 23.
  • One or more first dividing grooves 15 may extend from the first discharge groove 9 toward the rear in the rotation direction R2.
  • the first ridge line 13 may be divided into a plurality of ridge line portions by the first dividing groove 15.
  • the number of first blades 17 may be two or more.
  • the first dividing groove 15 may be called a nick groove.
  • the plurality of first blades 17 divided by the first dividing groove 15 may be referred to as nick cutting blades.
  • the number of the first dividing grooves 15 is not limited to a specific value, and may be set to, for example, 3 to 7.
  • each first dividing groove 15 may extend from the first discharge groove 9. At this time, the number of the first blades 17 may be three or more.
  • the first dividing groove 15 may extend so as to be orthogonal to the rotation axis R1 when viewed from a direction orthogonal to the rotation axis R1, in other words, when viewed from the side, and may be inclined with respect to the rotation axis R1. It may be extended as follows. For example, in the side view, the first dividing groove 15 may approach the second end 3b toward the rear of the rotation direction R2.
  • the second blade 25 may be located at least behind the rotation direction R2 with respect to the first dividing groove 15 of the second ridge line 23. In other words, at least a part of the second blade 25 located at the second ridge line 23 may be located behind the rotation direction R2 with respect to the first dividing groove 15. The entire second blade 25 may be located behind the rotation direction R2 with respect to the first dividing groove 15.
  • the first blade 17 and the second blade 25 may function as so-called outer peripheral blades.
  • the main body 3 may have a plurality of so-called bottom blades 27 in addition to the first blade 17 and the second blade 25.
  • the plurality of bottom blades 27 may be located at the first end 3a of the main body 3, respectively.
  • the plurality of bottom blades 27 may be connected to the first blade 17 and the second blade 25.
  • the length from the rotation axis R1 to the first ridge line 13 is the first length L1
  • the length from the rotation axis R1 to the second ridge line 23 is the second length L2.
  • the angles formed by the first discharge groove 9 and the first outer peripheral surface 11 are the first angle ⁇ 1, the second discharge groove 19, and the second.
  • the angle formed by the outer peripheral surface 21 may be the second angle ⁇ 2.
  • the second length L2 may be shorter than the first length L1. Further, the second angle ⁇ 2 may be larger than the first angle ⁇ 1. Since at least a part of the second blade 25 is located behind the rotation direction R2 with respect to the first dividing groove 15, a large cutting load is likely to be applied to this part. However, when the second length L2 is shorter than the first length L1, the cutting depth of the second blade 25 at the time of cutting is suppressed to be small. Therefore, the cutting load applied to the second blade 25 can be reduced.
  • the second angle ⁇ 2 is larger than the first angle ⁇ 1, it is easy to secure the wall thickness of the main body 3 in the vicinity of the second blade 25. Therefore, the durability of the second blade 25 during cutting tends to be high. In this way, the cutting load applied to the second blade 25 is reduced, and the durability of the second blade 25 is high. Therefore, the durability of the rotary tool 1 is high. More specifically, the rotary tool 1 has a nick and is highly durable.
  • the first length L1 and the second length L2 are not limited to specific values.
  • the first length L1 may be set to 0.45 ⁇ D0 mm to 0.55 ⁇ D0 mm.
  • the difference ⁇ L between the first length L1 and the second length L2 may be set to 0.005 mm to 0.1 mm.
  • the first angle ⁇ 1 and the second angle ⁇ 2 are not limited to specific values.
  • the first angle ⁇ 1 may be set to 50 ° to 85 °.
  • the difference ⁇ between the first angle ⁇ 1 and the second angle ⁇ 2 may be set to 5 ° to 20 °.
  • the width of the first outer peripheral surface 11 in the direction orthogonal to the rotation axis R1 is the first width W11
  • the width of the second outer peripheral surface 11 is orthogonal to the rotation axis R1.
  • the width of 21 may be the second width W12.
  • the second width W12 may be larger than the first width W11.
  • the second width W12 is larger than the first width W11, it is easy to secure the wall thickness of the main body 3 in the vicinity of the second blade 25. Therefore, the durability of the second blade 25 during cutting tends to be high. Therefore, the durability of the rotary tool 1 is even higher.
  • the first width W11 and the second width W12 are not limited to specific values.
  • the first width W11 may be set to 0.005 ⁇ D0 mm to 0.1 ⁇ D0 mm.
  • the difference ⁇ W1 between the first width W11 and the second width W12 may be set to 0.03 mm to 0.3 mm.
  • the main body 3 may further have one or more second dividing grooves 29 extending from the second discharging groove 19 toward the rear in the rotation direction R2.
  • the second dividing groove 29 extends from the second discharging groove 19
  • the second ridge line 23 may be divided into a plurality of ridge line portions by the second dividing groove 29.
  • the number of the second blades 25 may be two or more.
  • the second dividing groove 29 may be called a nick groove like the first dividing groove 15.
  • the plurality of second blades 25 divided by the second dividing groove 29 may be called a nick cutting blade like the first blade 17.
  • the first blade 17 When the second length L2 is shorter than the first length L1, the first blade 17 is located farther from the rotation axis R1 than the second blade 25.
  • the thickness of the chips generated by the first blade 17 is increased. It tends to grow. That is, the amount of chips generated by the first blade 17 tends to be larger than that generated by the second blade 25.
  • the chips generated by the first blade 17 are the chips generated by the second blade 25. Even if the amount is larger, chips are more likely to be processed stably.
  • the width of the first discharge groove 9 in the direction orthogonal to the rotation axis R1 is the second discharge in the direction orthogonal to the first groove width W21 and the rotation axis R1.
  • the width of the groove 19 may be the second groove width W22.
  • the first groove width W21 may be larger than the second groove width W22.
  • the size of the first discharge groove 9 tends to be wider than the size of the second discharge groove 19 in the cross section orthogonal to the rotation axis R1.
  • the size of the first discharge groove 9 is relatively large, even if the amount of chips generated by the first blade 17 is larger than that generated by the second blade 25, the chips are easily processed stably.
  • the first groove width W21 and the second groove width W22 are not limited to specific values.
  • the first groove width W21 may be set to 0.1 ⁇ D0 mm to 0.5 ⁇ D0 mm.
  • the difference ⁇ W2 between the first groove width W21 and the second groove width W22 may be set to 0.5 mm to 5 mm.
  • the depth of the first discharge groove 9 is the depth of the first groove D11
  • the depth of the second discharge groove 19 is the depth of the second groove. It may be D12.
  • the first groove depth D11 may be deeper than the second groove depth D12.
  • the size of the first discharge groove 9 tends to be wider than the size of the second discharge groove 19 in the cross section orthogonal to the rotation axis R1.
  • the size of the first discharge groove 9 is relatively large, even if the amount of chips generated by the first blade 17 is larger than that generated by the second blade 25, the chips are easily processed stably.
  • the groove depth in the present disclosure may be evaluated by the following procedure. First, when viewed in cross section, the portion of the groove to be measured that is closest to the rotation axis R1 is defined as the groove bottom. Next, a virtual straight line passing through the groove bottom and the rotation axis R1 is set. Further, a virtual circle circumscribed with respect to the main body 3 is set. At this time, the length from the groove bottom along the virtual straight line to the virtual circle may be the groove depth.
  • the first groove depth D11 and the second groove depth D12 are not limited to specific values.
  • the first groove depth D11 may be set to 0.05 ⁇ D0 mm to 0.2 ⁇ D0 mm.
  • the difference ⁇ D1 between the first groove depth D11 and the second groove depth D12 may be set to 1 mm to 10 mm.
  • the depth of the first dividing groove 15 may be the groove depth D2 in the cross section orthogonal to the rotation axis R1. At this time, the first groove depth D11 may be deeper than the groove depth D2 of the first dividing groove 15.
  • the chips generated by the first blade 17 and flowing through the first discharge groove 9 are difficult to flow into the first dividing groove 15. Therefore, clogging of chips in the first dividing groove 15 is unlikely to occur. Further, it is difficult for chips flowing through the first discharge groove 9 to flow through the first dividing groove 15 to the second discharge groove 19.
  • the groove depth D2 is not limited to a specific value.
  • the groove depth D2 may be set to 0.05 ⁇ D0 mm to 0.2 ⁇ D0 mm.
  • the difference ⁇ D2 between the first groove depth D11 and the groove depth D2 may be set to 0.3 mm to 5 mm.
  • the main body 3 may further have a third discharge groove 31, a third outer peripheral surface 33, a third ridge line 35, and a third blade 37.
  • the third discharge groove 31 may extend from the first end 3a toward the second end 3b, and the groove through which chips generated during cutting flow flows. May be.
  • the third discharge groove 31 may be located behind the rotation direction R2 of the rotation axis R1 with respect to the second outer peripheral surface 21.
  • the third discharge groove 31 may have a shape extending straight along the rotation shaft R1 and has a spiral shape twisted around the rotation shaft R1. There may be. In the cross section orthogonal to the rotation axis R1, the third discharge groove 31 may be shown in a concave curved shape.
  • the third outer peripheral surface 33 may be located behind the rotation direction R2 of the rotation shaft R1 with respect to the third discharge groove 31.
  • the third outer peripheral surface 33 may have a convex curved surface shape as in the first outer peripheral surface 11 and the second outer peripheral surface 21.
  • the third outer peripheral surface 33 may be shown in a linear shape in the cross section including the rotation axis R1 in the same manner as the first outer peripheral surface 11 and the second outer peripheral surface 21. Further, the third outer peripheral surface 33 may be shown in a convex curved shape in a cross section orthogonal to the rotation axis R1 in the same manner as the first outer peripheral surface 11 and the second outer peripheral surface 21.
  • the third ridge line 35 may be located at the intersection of the third discharge groove 31 and the third outer peripheral surface 33.
  • One or more third blades 37 may be located at the third ridge line 35.
  • the third blade 37 may be located on the entire third ridge line 35, or may be located on a part of the third ridge line 35.
  • the third blade 37 may function as an outer peripheral blade in the same manner as the first blade 17 and the second blade 25.
  • the length from the rotation axis R1 to the third ridge line 35 may be the third length L3.
  • the second length L2 may be shorter than the third length L3.
  • the third length L3 may be longer than the second length L2.
  • the third length L3 may be the same as the first length L1.
  • the third length L3 is the same as the first length L1
  • the values of the two lengths do not have to be exactly the same.
  • the value ((L3-L1) / L3) of the difference (L3-L1) between the two lengths with respect to the third length L3 is about ⁇ 0.05 to 0.05, the third length.
  • the length L3 may be regarded as the same as the first length L1.
  • FIGS. 8 to 10 show a process of shoulder processing on the work material 103 as an example of a method for manufacturing the machined object 101. Further, in order to facilitate visual understanding, in FIGS. 9 and 10, the machined surface cut by the rotary tool 1 is hatched.
  • the method for manufacturing the machined product 101 according to the embodiment may include the following steps (1) to (3).
  • This step can be performed, for example, by fixing the work material 103 on the table of the machine tool to which the rotary tool 1 is attached and bringing the rotary tool 1 closer in a rotated state.
  • the work material 103 and the rotary tool 1 may be relatively close to each other, and the work material 103 may be relatively close to the rotary tool 1.
  • the first blade 17 and the second blade 25 are brought into contact with a desired position on the surface of the work material 103.
  • Examples of the cutting process include groove processing and milling processing in addition to the shoulder processing as shown in FIG.
  • the rotary tool 1 may be relatively separated from the work material 103, and for example, the work material 103 may be separated from the rotary tool 1.
  • the rotary tool 1 is rotated.
  • the step of bringing the rotary tool 1 into contact with different parts of the work material 103 may be repeated while maintaining the state of being kept.
  • Rotary tool (end mill) 3 ... Main body 3a ... 1st end 3b ... 2nd end 5 ... Grip part 7 ... Cutting part 9 ... 1st discharge groove 11 ... 1st outer peripheral surface 13 ... 1 ridge line 15 ... 1st dividing groove 17 ... 1st blade 19 ... 2nd discharge groove 21 ... 2nd outer peripheral surface 23 ... 2nd ridge line 25 ...

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Milling Processes (AREA)
  • Drilling Tools (AREA)
  • Milling, Broaching, Filing, Reaming, And Others (AREA)

Abstract

Outil rotatif comprenant un corps cylindrique qui s'étend d'une première extrémité à une seconde extrémité le long d'un axe de rotation. Le corps comprend : une première rainure d'évacuation ; une première surface circonférentielle externe ; une première ligne de crête ; une rainure de séparation qui s'étend vers l'arrière dans la direction de rotation à partir de la première rainure d'évacuation, et qui sépare la première ligne de crête ; une seconde rainure d'évacuation ; une seconde surface circonférentielle externe ; et une seconde ligne de crête qui se situe à l'intersection de la seconde rainure d'évacuation et de la seconde surface circonférentielle externe. La longueur de l'axe de rotation à la première ligne de crête constituant une première longueur et la longueur de l'axe de rotation à la seconde ligne de crête constituant une seconde longueur, la seconde longueur est plus courte que la première longueur. Au niveau d'une section transversale perpendiculaire à l'axe de rotation, un angle entre la première rainure d'évacuation et la première surface circonférentielle externe constituant un premier angle et un angle entre la seconde rainure d'évacuation et la seconde surface circonférentielle externe constituant un second angle, le second angle est supérieur au premier angle.
PCT/JP2021/030500 2020-08-20 2021-08-20 Outil rotatif et procédé de fabrication de pièces coupées Ceased WO2022039248A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2022544011A JP7465980B2 (ja) 2020-08-20 2021-08-20 回転工具及び切削加工物の製造方法

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JP2020139440 2020-08-20
JP2020-139440 2020-08-20

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WO2022039248A1 true WO2022039248A1 (fr) 2022-02-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD1107768S1 (en) * 2023-02-01 2025-12-30 Sumitomo Electric Hardmetal Corp. Cutting tool

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JP2019508270A (ja) * 2016-02-02 2019-03-28 サンドビック インテレクチュアル プロパティー アクティエボラーグ 切削ゾーンの全長に沿って延びる右回転用切削フィーチャーおよび左回転用切削フィーチャーを備えた工具
JP2020093374A (ja) * 2018-12-14 2020-06-18 京セラ株式会社 切削インサート、切削工具及び切削加工物の製造方法
EP3695928A1 (fr) * 2019-02-14 2020-08-19 CERATIZIT Balzheim GmbH & Co. KG Outil de fraisage pour le traitement des matériaux composites en fibres

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Publication number Priority date Publication date Assignee Title
JPH01114223U (fr) * 1988-01-23 1989-08-01
JPH0340017U (fr) * 1989-08-31 1991-04-17
JP2018529541A (ja) * 2015-09-29 2018-10-11 フランケン ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディートゲゼルシャフト ファブリク フュア プレツィズィオンスヴェルクツォイゲＦｒａｎｋｅｎ ＧｍｂＨ ＆ Ｃｏ． ＫＧ Ｆａｂｒｉｋ ｆｕｅｒ Ｐｒａｅｚｉｓｉｏｎｓｗｅｒｋｚｅｕｇｅ 仕上げ工具、特に先端フライスカッタ
JP2019508270A (ja) * 2016-02-02 2019-03-28 サンドビック インテレクチュアル プロパティー アクティエボラーグ 切削ゾーンの全長に沿って延びる右回転用切削フィーチャーおよび左回転用切削フィーチャーを備えた工具
JP2020093374A (ja) * 2018-12-14 2020-06-18 京セラ株式会社 切削インサート、切削工具及び切削加工物の製造方法
EP3695928A1 (fr) * 2019-02-14 2020-08-19 CERATIZIT Balzheim GmbH & Co. KG Outil de fraisage pour le traitement des matériaux composites en fibres

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Publication number Priority date Publication date Assignee Title
USD1107768S1 (en) * 2023-02-01 2025-12-30 Sumitomo Electric Hardmetal Corp. Cutting tool

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