WO2010079948A2 - 절삭 인서트를 적용한 밀링 절삭공구 - Google Patents
절삭 인서트를 적용한 밀링 절삭공구 Download PDFInfo
- Publication number
- WO2010079948A2 WO2010079948A2 PCT/KR2010/000063 KR2010000063W WO2010079948A2 WO 2010079948 A2 WO2010079948 A2 WO 2010079948A2 KR 2010000063 W KR2010000063 W KR 2010000063W WO 2010079948 A2 WO2010079948 A2 WO 2010079948A2
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- WO
- WIPO (PCT)
- Prior art keywords
- cutting
- insert
- main
- cut
- corner
- Prior art date
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- 238000005520 cutting process Methods 0.000 title claims abstract description 193
- 238000003801 milling Methods 0.000 title claims abstract description 29
- 235000021110 pickles Nutrition 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 17
- 238000005554 pickling Methods 0.000 claims description 17
- 238000007920 subcutaneous administration Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 5
- 229910052698 phosphorus Inorganic materials 0.000 claims 5
- 239000011574 phosphorus Substances 0.000 claims 5
- 238000003754 machining Methods 0.000 abstract description 7
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 230000003746 surface roughness Effects 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/16—Milling-cutters characterised by physical features other than shape
- B23C5/20—Milling-cutters characterised by physical features other than shape with removable cutter bits or teeth or cutting inserts
- B23C5/202—Plate-like cutting inserts with special form
- B23C5/205—Plate-like cutting inserts with special form characterised by chip-breakers of special form
-
- 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
- B23C5/06—Face-milling cutters, i.e. having only or primarily a substantially flat cutting surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/16—Milling-cutters characterised by physical features other than shape
- B23C5/20—Milling-cutters characterised by physical features other than shape with removable cutter bits or teeth or cutting inserts
- B23C5/202—Plate-like cutting inserts with special form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2200/00—Details of milling cutting inserts
- B23C2200/12—Side or flank surfaces
- B23C2200/128—Side or flank surfaces with one or more grooves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2200/00—Details of milling cutting inserts
- B23C2200/20—Top or side views of the cutting edge
- B23C2200/205—Discontinuous cutting edges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2200/00—Details of milling cutting inserts
- B23C2200/32—Chip breaking or chip evacuation
- B23C2200/326—Chip breaking or chip evacuation by chip-breaking grooves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T407/00—Cutters, for shaping
- Y10T407/19—Rotary cutting tool
- Y10T407/1906—Rotary cutting tool including holder [i.e., head] having seat for inserted tool
- Y10T407/1934—Rotary cutting tool including holder [i.e., head] having seat for inserted tool with separate means to fasten tool to holder
- Y10T407/1936—Apertured tool
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T407/00—Cutters, for shaping
- Y10T407/22—Cutters, for shaping including holder having seat for inserted tool
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T407/00—Cutters, for shaping
- Y10T407/23—Cutters, for shaping including tool having plural alternatively usable cutting edges
Definitions
- the present invention relates to a cutting insert, in particular a milling cutting tool employing a cutting insert. More specifically, by forming a concave nick cut on the side of the cutting insert, the chip is cut finely during high cutting, thereby reducing the effective cutting cut, thereby reducing friction and reducing cutting resistance, thereby increasing the life of the tool.
- a cutting tool is mainly used for cutting ferrous, nonferrous metals, and nonmetallic materials, and is a tool that is mounted on a machine tool and performs cutting to process a workpiece into a desired shape.
- Methods for cutting using a cutting tool include turning, in which a fixed cutting tool cuts a rotating workpiece, and milling, in which the cutting tool rotates and cuts a fixed workpiece.
- a cutting insert is mounted on the body sheet of the cutting tool body for turning, and internal machining, external machining, and imitation of the workpiece are performed.
- milling the cutting insert is mounted on the insert sheet of the cutter body. Machining, side machining, grooving, beveling, curved surface machining are performed.
- Cutting tools developed for this purpose are disclosed in US 6196771 and US 6200072 and in European patent EP 1468770, US published patent US 2004/208714.
- the cutting inserts mounted on the milling cutter bodies disclosed in US 6196771 and US 6200072 are provided with the upper or lower surface higher than the main cutting edge and the secondary cutting edge so that the cutting chips do not interfere with the upper or lower surface, but smooth cutting There was a problem in the flow of the chip.
- the cutting insert disclosed in EP 1468770, US 2004/208714 is an optimal method corresponding to the welding or attachment of the cutting chip to the upper or lower surface because the cutting chip is discharged along the surface of the upper or lower surface during cutting. Is not, there is a problem that can not improve the surface roughness of the workpiece.
- the present applicant has obtained the Republic of Korea Patent No. 0698383 to solve this problem.
- the patent has a cutter insert having a cutting insert formed on both sides and a cutter body having at least one insert sheet to which the cutting insert is easily coupled, thereby extending the service life of the cutting insert and the cutter body and improving the surface roughness and cutting efficiency. To maximize.
- the present application is to further study the cutting inserts and milling cutting tools that can be finely cut at high cutting, reducing friction and cutting resistance, thereby improving productivity.
- the number of the concave nick cuts can be variously set.
- the concave nick cut-in may be provided at least two evenly symmetrically in each of the two main cut-outs of the main cut-offs or the two adjacent cut-offs in each other, and at least in the two opposite cut-offs in any of the main cuts It may be provided with three odd numbers.
- the recessed cut joints may be configured to include a central concave nick joint, and both concave nick joints, which are symmetrical with respect to the central concave nick joint, respectively.
- the recessed recesses are formed in the same number corresponding to each of the recessed nicks.
- the position at which the concave recess is formed can be set in various ways. That is, it may be formed in the inward direction perpendicular to the side surface from the concave nick cut-in, or may be formed in the center inward direction of the upper or lower surface from the concave nick cut-in.
- the surface of the concave recess is preferably formed in a hemispherical shape.
- the insert to which the present invention is applied is preferably a double-sided insert in which the upper and lower surfaces perform cutting.
- the concave nick cut in the present invention is preferably formed so as to correspond to the vertical cut in the main section of the upper surface and the main cut in the lower surface, but is not limited to this It may be arranged so as not to correspond in the vertical direction to the main section of the upper surface and the main section of the lower surface.
- the concave nick cut-in is provided in a trench shape along the side surface so as to connect the concave nick cut-in formed corresponding to the major cut-in of the upper surface and the lower surface.
- the insert when applied to a double-sided insert, includes a corner side connecting the adjacent side and the side surface connecting the corner side on both sides of the corner side, the upper surface or the lower surface and the side surface
- the meet-in is formed, and the edge-in is formed between the temple and the temple is a corner pickling connecting the temple and the temple, a circular opening penetrating the center of the upper surface and the lower surface is provided In the upper surface and the lower surface, it is preferable that the inclined upper surface and the inclined lower surface are formed adjacent to the circular opening.
- the sub-pickled and the corner pickled is preferably formed higher than the upper surface and the lower surface.
- the main pickle is curved curved line formed lower than the upper surface and the lower surface is bent from the upper and lower parts of the central portion of each side and lower than the upper surface and the lower surface, and extends to the edge pickled side from both sides of the curved pickle It is preferable that the symmetrical shape is formed around the curved pickle which is composed of the straight oblique pickling.
- the chip is cut fine during high cutting to reduce the effective cutting cut to reduce friction and reduce cutting resistance, resulting in longer tool life.
- the effective cutting is reduced and reduced friction, and cutting resistance The reduction effect is further maximized.
- the effect of reducing the cutting resistance caused by the chip finely cut by the recess recess cut inside flows into the upper surface or the bottom surface inside. Can be further maximized.
- FIG. 1 is an exploded perspective view showing a milling cutting tool applying a cutting insert according to the present invention
- FIG. 2 is a perspective view of a cutting insert according to an embodiment of the present invention
- FIG. 3 is a plan view of FIG.
- FIG. 4 is a cross-sectional view taken along line AA ′ of FIG. 2;
- FIG. 6 is a perspective view of a cutting insert according to another embodiment of the present invention.
- FIG. 7 is a plan view of FIG. 6.
- top surface 212 circular opening
- main pickled 224 curved pickled
- nick pickled refers to a pickled portion of the insert or a pickled portion which is recessed and recessed locally in the form of a groove on the side and the side. It may be a square, a polygon, etc., but is not limited to a specific shape.
- FIG. 1 is an exploded perspective view showing a milling cutting tool to which a cutting insert according to the present invention is applied.
- the cutting tool 100 includes a cutting insert 200, a cutter body 300 to which the cutting insert 200 is settled, and a cutting insert 200 to the cutter body 300.
- Fastening means preferably a screw 400.
- Method and structure of the cutting insert 200 is fixed to the cutter body 300 is described in detail in the applicant's Republic of Korea Patent No. 0698383, description thereof will be omitted.
- FIG. 2 is a perspective view of a cutting insert according to an embodiment of the present invention
- Figure 3 is a plan view of FIG. 4 is a cross-sectional view taken along line AA ′ of FIG. 2
- FIG. 5 is a cross-sectional view taken along line BB ′ of FIG. 2.
- the lower surface of the cutting insert 200 is formed in the same shape as the upper surface 210, it is noted that no separate reference numeral is given.
- the cutting insert 200 is mainly manufactured by cementing cemented carbide materials using powder metallurgy, that is, molding, PIM (Powder Injection Mold), and sintering.
- the cutting insert 200 connects the upper surface 210, the lower surface parallel to the upper surface 210, the side surface 250 connecting the upper surface 210 and the lower surface, and the adjacent side surfaces 250.
- a side surface 260 connecting the edge side surface 270 and the edge side surface 270 on both sides.
- the cutting insert 200 selectively replaces the upper surface 210 or the lower surface when cutting ferrous or nonferrous metals. That is, the upper surface 210 and the lower surface of the cutting insert 200 has a symmetrical shape.
- a circular opening 212 is vertically penetrated at the center of the cutting insert 200, and the cutting insert 200 is configured as a tetrahedron with respect to the center of the circular opening 212.
- the inclined top surface 242 and the inclined bottom surface that are inclined toward the circular opening 212 are formed in the upper surface 210 and the lower surface adjacent to the circular opening 212.
- Subcutaneous 214 is provided at the corners of the upper surface 210 and the lower surface, respectively, and the subcutaneous 214 is formed by the upper surface 210 and the lower surface meeting the sublateral surface 260.
- the upper surface 210 made of the same configuration as the lower surface of the cutting insert (200).
- a cutaway land surface 216 and a cutout inclined surface 218 are respectively formed in sequence.
- the main pickling 220 and the corner pickling 222 is formed to extend, the main pickling 220 is formed with the upper surface 210 and the lower surface meet the side 250, the edge pickling The upper surface 210 and the lower surface 222 are formed to meet the corner side surface 270.
- the main cut 220 has curved cutouts 224 formed on the upper and lower centers of the side surfaces 250, respectively, and inclined cutouts 226 extending from both sides of the curved cutouts 224 to the edge pickled 222 side. .
- the curved pickle 224 is bent toward the middle of the central portion of the side surface 250, the inclined pickle 226 is connected to the concave curved curved pickle 224.
- Edge pickles 222 connect each warp pickle 226 and each sub pickle 214, which is provided flat.
- the main cut 220 is in contact with the workpiece during the cutting process, and contributes to the cutting, the sub cut 214 improves the surface roughness of the processed workpiece.
- the curved land surface 228 and the curved line of the sloped surface 230 are formed in turn, and between the sloped line 226 and the upper surface 210, the inclined land surface ( 232 and the inclined surface 234 which are inclined sections are sequentially formed.
- the cutout 214 and the upper surface 210 is formed a cut land surface 216 and the cut inclined surface 218, and the edge land surface (between the corner pickled 222 and the top surface 210 ( 236 and edge inclined surface 238 are formed in sequence.
- the chip breaker 240 is provided on the inclined surface 230 and the inclined surface 234 which are curved sections that meet the upper surface 210.
- the chip breaker 240 is concave on the land surface 228 which is a curved section and the land surface 232 which is an inclined section, and is connected to the upper surface 210.
- the chipbreaker 240 is a concave groove which is formed lower than the curved cutting line 224 so that the cutting chips can be discharged in a smooth flow from the main cutting line 220 which performs the cutting in the high cutting process with a large cutting depth. Is provided. More preferably, the chipbreaker 240 in the portion where the main cutout 220 is lower than the upper surface 210 and the lower surface is formed to have a larger width, and has the largest width at the lowest portion of the main cutout 220. It is formed to have.
- At least one side of the main pickling 250 is provided with a concave nick pick (252), the concave nick pick (252) is a major feature of the present invention.
- At least two concave nick cuts 252 are provided on two opposing side surfaces 250 of the side surfaces 250.
- two may be provided on the side positioned at the top and the side positioned at the bottom in FIG. 3.
- the concave nick cut-in may be provided in an even number, such as four, six, respectively on two opposite sides.
- the concave nick cut 252 is provided on both opposing side surfaces 250 in a bilateral symmetry.
- a pair of recessed nicks 252 may be provided at a portion where the inclined joints 226 are located in the side surface 250 as shown in FIG. 3.
- the cutting resistance of each cut portion of the cutting insert 200 acts uniformly, thereby reducing the cutting resistance, thereby increasing the tool life.
- At least three concave nick cuts 252 are provided at two opposite sides 250 of the side surfaces 250.
- at least three are provided on each side of the pair except for the pair of side surfaces in which the concave nick cuts 252 are formed as an even number as described above.
- three may be provided on the side positioned at the left end and the side positioned at the right end in FIG. 3.
- the concave nickel cut in may be provided in odd numbers, such as five, seven on each of the two opposite sides.
- the concave nick cut 252 is a central concave nick cut 252a and a concave nick cut 252a on both sides of the central concave nick cut 252a, respectively. Is formed.
- the central concave nick cut-in 252a may be formed at a portion where the curved cut-off 224 is located, and a pair of both concave nick cut-in 252b may be provided at a portion where the inclined pickle 252b is disposed. .
- the cutting resistance acts uniformly on each cutout portion of the cutting insert 200 and the cutting resistance decreases, thereby increasing tool life. It is effective.
- the concave nick cut-in 252 may have a circular cross-sectional shape.
- the concave nick is a cross-sectional shape may be formed in the shape of a triangle, a square, a polygon or the like.
- the concave nick cut 252 serves to reduce friction and reduce cutting resistance by cutting the chip finely during high cutting to reduce the effective cutting cut. As a result, the life of the tool can be increased.
- the concave nick cut 252 may facilitate the chip ejection and reduce the resistance so that the transfer can be made larger than the high cutting, thereby improving productivity.
- a trench in the vertical direction is formed to connect the recessed cut 252 to the major cut 220 of the upper surface 210 and the main cut of the lower surface along the side surface 250. If the shape is manufactured, the reduction effect, the reduction of friction, and the reduction of cutting resistance are maximized.
- the upper surface 210 and the lower surface is provided with the same number of concave recesses 215 as the concave nick cut-in 252 at a position corresponding to the concave nick cut-in 252. .
- the recessed recess 215 is preferably provided with a recessed recess 215 corresponding to each recessed recess 252.
- the recessed recess 215 is preferably disposed on the upper surface 210 or the lower surface on an imaginary line extending in the vertically inward direction with respect to the side surface 250 from the recessed cut 252.
- the concave recesses 215 are positioned on the virtual straight lines when the concave nick cuts 252 at positions corresponding to each other formed on the pair of opposite sides 250 are connected in a virtual straight line. do. For example, in the drawing of FIG.
- the concave nick cuts 252 provided at the top and the bottom are connected in imaginary straight lines, the upper left concave nick cut in and the lower left concave nick cut in are connected to each other, and the upper right concave nick cut in and The lower right concave niche pickles are connected to each other.
- the concave recesses 215 are formed on the virtual straight lines connected as described above.
- the concave recess 215 may be configured to be disposed on an imaginary line connecting the center of the concave nick cut-in 252 and the upper surface 210 or the lower surface.
- the concave recess 215 may be formed in a hemispherical shape.
- the concave recess may be formed in various shapes such as a cube shape, a cuboid shape, and a triangular prism shape.
- the recessed recess 215 serves to reduce the cutting resistance between the chip chopped by the recessed cut 252 and the upper surface 210 or the lower surface.
- a chip cut finely by each recess nick 252 by providing a recess recess 215 corresponding to each recess nick 252 inside the upper surface 210 or the lower surface is the upper surface 210.
- the effect of reducing cutting resistance caused by flowing into the lower surface may be further maximized.
- FIG. 6 is a perspective view of a cutting insert according to another embodiment of the present invention
- FIG. 7 is a plan view of FIG. 6.
- the embodiment of FIG. 6 is similar to the embodiment of FIG. 2 except that the concave nick cut-in is formed only on the main cut-in, instead of being formed on the entire side, and thus the description will be mainly focused on differences.
- the cutting insert 200 ′ according to another embodiment of the present invention is formed only at the portion 220 where the concave knee cut 252 ′ is the main cut.
- the concave nick cut-in 252 ′ may be provided in at least two even numbers in two opposite main cut-outs 220 that are opposed to any one of the main cut-offs 220.
- at least three odd recesses 252 ′ may be provided in the remaining pair of main indents 220.
- An even number of recessed nicks 252 ' may be provided at a portion where the inclined pickles 226 are located.
- the odd-numbered concave nick cut-in 252 ' includes a center concave nick cut-in 252a' and a central concave nick cut-in 252a ', which are bilaterally concave nick cut-in 252b'.
- the central concave nick cut-in 252a ' may be formed in the curved cut-out 224, and a pair of both concave nick cut-ins 252b' may be provided in the inclined pickle 226.
- the recessed cut 252 ' is provided only at the main cut 220 instead of the entire side 250, so that the nick without having to deform the seat side of the sheet for fastening the cutting insert 200' and the cutter body 300 is provided.
- Pickling function can be performed.
- the present invention relates to a milling cutting tool applied with a cutting insert, it can be widely applied in the field of milling, such as planar processing, side processing, grooving, inclined processing, curved processing.
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Abstract
Description
Claims (13)
- 중앙에 원형 개구부가 수직하게 관통 형성된 절삭 인서트와, 상기 절삭 인서트가 안치 결합되는 커터바디와, 상기 절삭 인서트를 상기 커터바디에 고정시키는 체결 수단을 포함하는 절삭공구에 있어서,상기 인서트는,상부면과 하부면, 상기 상부면과 하부면을 연결하는 측면을 포함하며, 상기 상부면 또는 하부면과 상기 측면이 만나 주절인이 형성되고,상기 적어도 하나의 주절인에는 하나 이상의 오목 니크절인이 구비되는 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
- 제1항에 있어서,상기 오목 니크절인은 상기 주절인 중 어느 대향하는 두 주절인 또는 서로 이웃하는 두 주절인에 각각 적어도 2개의 짝수개로 좌우대칭으로 구비되는 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
- 제1항에 있어서,상기 오목 니크절인은 상기 주절인 중 어느 대향하는 두 주절인 또는 서로 이웃하는 두 주절인에 적어도 3개의 홀수개로 구비되는 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
- 제3항에 있어서,상기 오목 니크절인은 상기 두 주절인 각각에 중심부 오목 니크절인과, 상기 중심부 오목 니크절인을 중심으로 좌우 대칭인 양측 오목 니크절인으로 이루어지는 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
- 제1항에 있어서,상기 상부면 또는 하부면에는 상기 오목 니크절인으로부터 상기 측면에 수직인 내측 방향으로 상기 각 오목 니크절인에 대응하여 상기 오목 니크절인과 동일한 개수의 오목 리세스(recess)가 구비되는 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
- 제1항에 있어서,상기 상부면 또는 하부면에는 상기 오목 니크절인으로부터 상기 상부면 또는 하부면의 중심 내측 방향으로 상기 각 오목 니크절인에 대응하여 상기 오목 니크절인과 동일한 개수의 오목 리세스(recess)가 구비되는 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
- 제1항에 있어서,상기 오목 리세스의 표면은 반구 형상으로 형성되는 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
- 제1항에 있어서,상기 인서트는 상기 상부면 및 하부면이 절삭가공을 수행하는 양면형 인서트이고,상기 오목 니크절인은 상기 상부면의 주절인 및 상기 하부면의 주절인에 상하방향으로 대응되도록 형성되는 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
- 제1항에 있어서,상기 인서트는 상기 상부면 및 하부면이 절삭가공을 수행하는 양면형 인서트이고,상기 인서트는 인접한 상기 측면들을 연결하는 모서리 측면 및 상기 모서리 측면 양측에서 상기 모서리 측면을 연결하는 부측면을 포함하며, 상기 상부면 또는 상기 하부면과 상기 부측면이 만나 부절인이 형성되고, 상기 부절인과 상기 주절인 사이에는 상기 주절인과 상기 부절인을 연결하는 모서리 절인이 형성되며, 상기 상부면과 상기 하부면의 중앙을 관통하는 원형 개구부가 제공되며,상기 상부면 및 상기 하부면에서 상기 원형 개구부에 인접하게는 경사 상부면 및 경사 하부면이 형성되는 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
- 제1항에 있어서,상기 인서트는 상기 상부면 및 하부면이 절삭가공을 수행하는 양면형 인서트이고,상기 인서트는 인접한 상기 측면들을 연결하는 모서리 측면 및 상기 모서리 측면 양측에서 상기 모서리 측면을 연결하는 부측면을 포함하며, 상기 상부면 또는 상기 하부면과 상기 부측면이 만나 부절인이 형성되고, 상기 부절인과 상기 주절인 사이에는 상기 주절인과 상기 부절인을 연결하는 모서리 절인이 형성되며, 상기 상부면과 상기 하부면의 중앙을 관통하는 원형 개구부가 제공되며,상기 부절인은 상기 상부면 및 상기 하부면이 상기 부측면과 만나 형성됨과 아울러 상기 부절인과 상기 상부면 및 상기 하부면 사이에는 부절인 랜드면과 부절인 경사면이 각각 차례로 형성되는 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
- 제1항에 있어서,상기 인서트는 상기 상부면 및 하부면이 절삭가공을 수행하는 양면형 인서트이고,상기 인서트는 인접한 상기 측면들을 연결하는 모서리 측면 및 상기 모서리 측면 양측에서 상기 모서리 측면을 연결하는 부측면을 포함하며, 상기 상부면 또는 상기 하부면과 상기 부측면이 만나 부절인이 형성되고, 상기 부절인과 상기 주절인 사이에는 상기 주절인과 상기 부절인을 연결하는 모서리 절인이 형성되며, 상기 상부면과 상기 하부면의 중앙을 관통하는 원형 개구부가 제공되며,상기 부절인과 상기 모서리 절인은 상기 상부면 및 상기 하부면 보다 높게 형성되는 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
- 제1항에 있어서,상기 인서트는 상기 상부면 및 하부면이 절삭가공을 수행하는 양면형 인서트이고,상기 인서트는 인접한 상기 측면들을 연결하는 모서리 측면 및 상기 모서리 측면 양측에서 상기 모서리 측면을 연결하는 부측면을 포함하며, 상기 상부면 또는 상기 하부면과 상기 부측면이 만나 부절인이 형성되고, 상기 부절인과 상기 주절인 사이에는 상기 주절인과 상기 부절인을 연결하는 모서리 절인이 형성되며, 상기 상부면과 상기 하부면의 중앙을 관통하는 원형 개구부가 제공되며,상기 주절인은 각각의 측면의 중심부 상부 및 하부에서 상기 측면의 중심부 중간 측으로 만곡되어 상기 상부면 및 상기 하부면 보다 낮게 형성되는 곡선절인과, 상기 곡선절인의 양측에서 상기 모서리 절인 측으로 높아지게 연장되는 직선 경사절인으로 이루어져서 곡선절인을 중심으로 대칭형인 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
- 제1항에 있어서,상기 인서트는 상기 상부면 및 하부면이 절삭가공을 수행하는 양면형 인서트이고,상기 인서트는 인접한 상기 측면들을 연결하는 모서리 측면 및 상기 모서리 측면 양측에서 상기 모서리 측면을 연결하는 부측면을 포함하며, 상기 상부면 또는 상기 하부면과 상기 부측면이 만나 부절인이 형성되고, 상기 부절인과 상기 주절인 사이에는 상기 주절인과 상기 부절인을 연결하는 모서리 절인이 형성되며, 상기 상부면과 상기 하부면의 중앙을 관통하는 원형 개구부가 제공되며,상기 부절인은 각각의 모서리절인의 상부로 돌출된 볼록한 곡선으로 제공됨과 아울러 양측에 배치된 모서리 절인으로 연결되는 것을 특징으로 하는 절삭 인서트를 적용한 밀링 절삭공구.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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US12/989,258 US8419320B2 (en) | 2009-01-06 | 2010-01-06 | Milling cutting tool employing a cutting insert |
CN2010800014663A CN102015174B (zh) | 2009-01-06 | 2010-01-06 | 应用切削刀片的铣削切削工具 |
Applications Claiming Priority (2)
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KR10-2009-0000896 | 2009-01-06 | ||
KR1020090000896A KR101059031B1 (ko) | 2009-01-06 | 2009-01-06 | 절삭 인서트를 적용한 밀링 절삭공구 |
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WO2010079948A2 true WO2010079948A2 (ko) | 2010-07-15 |
WO2010079948A3 WO2010079948A3 (ko) | 2010-09-23 |
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PCT/KR2010/000063 WO2010079948A2 (ko) | 2009-01-06 | 2010-01-06 | 절삭 인서트를 적용한 밀링 절삭공구 |
Country Status (4)
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US (1) | US8419320B2 (ko) |
KR (1) | KR101059031B1 (ko) |
CN (1) | CN102015174B (ko) |
WO (1) | WO2010079948A2 (ko) |
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EP2412462B1 (en) * | 2009-03-27 | 2015-05-13 | Kyocera Corporation | Cutting insert, cutting tool, and method of cutting material to be cut using the cutting tool |
WO2011065540A1 (ja) * | 2009-11-27 | 2011-06-03 | 京セラ株式会社 | 切削インサートおよび切削工具、並びにそれを用いた切削加工物の製造方法 |
KR101154704B1 (ko) * | 2010-02-19 | 2012-06-08 | 대구텍 유한회사 | 홈에 의해 분할된 절삭날을 갖는 절삭 인서트 및 이를 구비한 밀링 커터 |
US8814480B2 (en) * | 2012-04-17 | 2014-08-26 | Iscar, Ltd. | Cutting insert chip-control arrangement |
EP2664399B1 (en) * | 2012-05-15 | 2017-01-04 | VARGUS Ltd. | Cutting tool |
KR101440957B1 (ko) | 2012-12-28 | 2014-09-17 | 한국야금(주) | 절삭 인서트 |
DE102014102173B4 (de) | 2013-03-22 | 2021-06-10 | Kennametal India Limited | Schneideinsatz mit einem linearen und einem konkaven schneidkantenabschnitt sowie bohrwerkzeug |
US9724761B2 (en) | 2013-03-22 | 2017-08-08 | Kennametal India Limited | Cutting insert with a linear and a concave cutting edge portion |
CN103231082A (zh) * | 2013-05-08 | 2013-08-07 | 哈尔滨理工大学 | 楔形刀尖车铣专用方形刀片 |
EP2818266B1 (en) * | 2013-06-27 | 2019-01-02 | Sandvik Intellectual Property AB | A metal cutting turning insert and a turning tool |
JP1522102S (ko) * | 2014-05-12 | 2015-04-20 | ||
US10259053B2 (en) * | 2015-04-06 | 2019-04-16 | Tungaloy Corporation | Cutting insert and indexable cutting tool |
IL239701A (en) * | 2015-06-29 | 2016-03-31 | M D Y Technology Ltd | Structure for a chilling language |
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 |
USD805566S1 (en) * | 2015-12-24 | 2017-12-19 | Korloy Inc. | Cutting insert |
USD805565S1 (en) * | 2015-12-29 | 2017-12-19 | Korloy Inc. | Grooving insert |
US11642730B2 (en) * | 2016-04-25 | 2023-05-09 | Kyocera Corporation | Cutting tool |
US10279400B2 (en) * | 2017-01-30 | 2019-05-07 | Iscar, Ltd. | Indexable, single-sided cutting insert having two clamping bores and cutting tool therefor |
USD894982S1 (en) * | 2018-03-23 | 2020-09-01 | Mitsubishi Hitachi Tool Engineering, ltd | Cutting insert |
CN109365842B (zh) * | 2018-12-03 | 2020-05-15 | 株洲钻石切削刀具股份有限公司 | 一种定位准确的车削刀具 |
CN109434144B (zh) * | 2018-12-13 | 2024-03-15 | 江西江钨硬质合金有限公司 | 一种数控三维槽型m类不锈钢车削刀片及其加工方法 |
CN112893951A (zh) * | 2021-01-22 | 2021-06-04 | 大连理工大学 | 一种具有分屑及修光功能的大进给面铣刀具 |
CN113399713B (zh) * | 2021-05-19 | 2023-05-12 | 赣州澳克泰工具技术有限公司 | 一种用于孔加工的刀片 |
USD986935S1 (en) * | 2021-11-10 | 2023-05-23 | Korloy Inc. | Cutting insert |
USD1006078S1 (en) * | 2021-11-10 | 2023-11-28 | Korloy Inc. | Cutting insert for machine tools for metalworking |
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2010
- 2010-01-06 CN CN2010800014663A patent/CN102015174B/zh active Active
- 2010-01-06 WO PCT/KR2010/000063 patent/WO2010079948A2/ko active Application Filing
- 2010-01-06 US US12/989,258 patent/US8419320B2/en not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
---|---|
US20110038677A1 (en) | 2011-02-17 |
US8419320B2 (en) | 2013-04-16 |
CN102015174A (zh) | 2011-04-13 |
KR101059031B1 (ko) | 2011-08-24 |
CN102015174B (zh) | 2013-01-02 |
WO2010079948A3 (ko) | 2010-09-23 |
KR20100081593A (ko) | 2010-07-15 |
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