RU96124068A - CUTTING PLATE, PREVIOUSLY FOR LATHES - Google Patents

CUTTING PLATE, PREVIOUSLY FOR LATHES

Info

Publication number
RU96124068A
RU96124068A RU96124068/02A RU96124068A RU96124068A RU 96124068 A RU96124068 A RU 96124068A RU 96124068/02 A RU96124068/02 A RU 96124068/02A RU 96124068 A RU96124068 A RU 96124068A RU 96124068 A RU96124068 A RU 96124068A
Authority
RU
Russia
Prior art keywords
segments
cutting insert
radius
insert according
nose
Prior art date
Application number
RU96124068/02A
Other languages
Russian (ru)
Other versions
RU2127173C1 (en
Inventor
Иорген Ваймен
Ян Лундстрем
Original Assignee
Сандвик Аб
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
Priority claimed from SE9401732A external-priority patent/SE509224C2/en
Application filed by Сандвик Аб filed Critical Сандвик Аб
Publication of RU96124068A publication Critical patent/RU96124068A/en
Application granted granted Critical
Publication of RU2127173C1 publication Critical patent/RU2127173C1/en

Links

Claims (10)

1. Режущая пластина, преимущественно для токарных работ, включающая в себя верхнюю поверхность, нижнюю поверхность, которая плоско-параллельна указанной верхней поверхности, и по меньшей мере три боковые поверхности (4, 4'), которые идут между указанными верхней и нижней поверхностями, причем область перехода между двумя смежными боковыми поверхностями образует закругленную носовую радиусную поверхность (5), а линии пересечения между верхней поверхностью и боковой поверхностью или носовой радиусной поверхностью образуют соответственно режущие кромки, отличающаяся тем, что носовая режущая кромка разделена по меньшей мере на пять круговых сегментов.1. The cutting insert, mainly for turning, including the upper surface, the lower surface, which is plane parallel to the specified upper surface, and at least three side surfaces (4, 4 ') that extend between the indicated upper and lower surfaces, moreover, the transition region between two adjacent lateral surfaces forms a rounded radial nose surface (5), and the intersection lines between the upper surface and the lateral surface or radial nose surface form respectively p astringents edge, characterized in that the nose cutting edge is divided into at least five circle segments. 2. Режущая пластина по п.1, отличающаяся тем, что по меньшей мере одна из частей носовой радиусной поверхности (5), которая примыкает к носовой режущей кромке, соответственно разделена по меньшей мере на пять цилиндрических поверхностных сегментов (5А-5С). 2. The cutting insert according to claim 1, characterized in that at least one of the parts of the radial nose surface (5), which is adjacent to the nose cutting edge, is respectively divided into at least five cylindrical surface segments (5A-5C). 3. Режущая пластина по п.2, отличающаяся тем, что полная высота носовой радиусной поверхности (5) от верхней поверхности до нижней поверхности разделена на указанные цилиндрические поверхностные сегменты. 3. The cutting insert according to claim 2, characterized in that the total height of the radial nose surface (5) from the upper surface to the lower surface is divided into said cylindrical surface segments. 4. Режущая пластина по пп.1, 2 или 3, отличающаяся тем, что пять сегментов имеют по меньшей мере три различных радиуса, причем смежные сегменты всегда имеют различные радиусы. 4. The cutting insert according to claims 1, 2 or 3, characterized in that the five segments have at least three different radii, and adjacent segments always have different radii. 5. Режущая пластина по одному из пп.1-4, отличающаяся тем, что биссектриса (В) носового радиуса пересекает первый сегмент (5С) с первым радиусом (rε), при этом с двух сторон к этому сегменту прилегают вторые сегменты (5В, 5В') с одинаковым вторым радиусом (r2), причем к этим вторым сегментам прилегают два третьих сегмента (5А, 5А') с одинаковым третьим радиусом (r3), при этом выполняется неравенство r3>rε>r2.5. A cutting insert according to one of claims 1 to 4, characterized in that the nose radius bisector (B) intersects the first segment (5C) with the first radius (r ε ), while second segments (5B) are adjacent to this segment on both sides. 5B ') with the same second radius (r 2 ), with two third segments (5A, 5A') adjacent to these second segments with the same third radius (r 3 ), and the inequality r 3 > r ε > r 2 holds. 6. Режущая пластина по одному из пп.1-5, отличающаяся тем, что два дополнительных сегмента с одинаковым четвертым радиусом (r4) расположены между третьим сегментом (5А, 5А') и соответствующей боковой поверхностью.6. The cutting insert according to one of claims 1 to 5, characterized in that two additional segments with the same fourth radius (r 4 ) are located between the third segment (5A, 5A ') and the corresponding side surface. 7. Режущая пластина по одному из пп.1-6, отличающаяся тем, что минимальная разница между двумя радиусами составляет 0,2 мм. 7. The cutting insert according to one of claims 1 to 6, characterized in that the minimum difference between the two radii is 0.2 mm. 8. Режущая пластина по одному из пп.1-7, отличающаяся тем, что первый радиус (rε) лежит в диапазоне от 0,4 до 1,6 мм, второй радиус (r2) лежит в диапазоне от 0,4 до 1,5 мм, а третий радиус (r3) лежит в диапазоне от 4 до 8 мм.8. The cutting insert according to one of claims 1 to 7, characterized in that the first radius (r ε ) lies in the range from 0.4 to 1.6 mm, the second radius (r 2 ) lies in the range from 0.4 to 1.5 mm, and the third radius (r 3 ) lies in the range from 4 to 8 mm. 9. Режущая пластина по одному из пп.1-8, отличающаяся тем, что первый сегмент (5С) соответствует круговому сектору с центральным углом (α), который составляет от 5 до 90o, вторые сегменты (5В, 5В') соответствуют двум равным круговым сектором, каждый из которых имеет центральный угол (β), который составляет от 10 до 40o, а третьи сегменты (5С, 5С') соответствуют двум другим равным круговым секторам, каждый из которых имеет центральный угол (δ), который составляет от 1 до 15o.9. The cutting insert according to one of claims 1 to 8, characterized in that the first segment (5C) corresponds to a circular sector with a central angle (α), which is from 5 to 90 o , the second segments (5B, 5B ') correspond to two equal circular sector, each of which has a central angle (β), which is from 10 to 40 o , and the third segments (5C, 5C ') correspond to two other equal circular sectors, each of which has a central angle (δ), which is from 1 to 15 o . 10. Режущая пластина по п.6, отличающаяся тем, что четвертый радиус (r4) лежит в диапазоне от 0,2 до 1,0 мм и соответствует круговому сектору с центральным углом (σ), который составляет от 15 до 35o.10. The cutting insert according to claim 6, characterized in that the fourth radius (r 4 ) lies in the range from 0.2 to 1.0 mm and corresponds to a circular sector with a central angle (σ), which is from 15 to 35 o .
RU96124068/02A 1994-05-19 1995-05-17 Cutting tip, mainly for turning RU2127173C1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9401732-4 1994-05-19
SE9401732A SE509224C2 (en) 1994-05-19 1994-05-19 Inserts
PCT/SE1995/000557 WO1995032071A1 (en) 1994-05-19 1995-05-17 Indexable insert with corner portions having five different radius segments

Publications (2)

Publication Number Publication Date
RU96124068A true RU96124068A (en) 1999-01-20
RU2127173C1 RU2127173C1 (en) 1999-03-10

Family

ID=20394062

Family Applications (1)

Application Number Title Priority Date Filing Date
RU96124068/02A RU2127173C1 (en) 1994-05-19 1995-05-17 Cutting tip, mainly for turning

Country Status (10)

Country Link
US (1) US5634745A (en)
EP (1) EP0759827B2 (en)
JP (2) JPH10500363A (en)
KR (1) KR100363806B1 (en)
CN (1) CN1063708C (en)
AT (1) ATE195452T1 (en)
DE (1) DE69518417T8 (en)
RU (1) RU2127173C1 (en)
SE (1) SE509224C2 (en)
WO (1) WO1995032071A1 (en)

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