JPS61201718U

JPS61201718U -

Info

Publication number: JPS61201718U
Application number: JP8557485U
Authority: JP
Priority date: 1985-06-06
Filing date: 1985-06-06
Publication date: 1986-12-18

Description

[Brief explanation of the drawing]

第１図〜第３図はこの考案のポジテイブスロー
アウエイチツプの第１実施例を示すもので、第１
図は正面図、第２図は第１図の―線視側面図
、第３図は第１図の―線視断面図、第４図〜
第６図は上記第１実施例のチツプをカツタ本体に
装着した状態を示す図で、第４図は正面図、第５
図は側面図、第６図は底面図、第７図〜第１０図
はこの考案の第２実施例を示すもので、第７図は
正面図、第８図は第７図の―線視側面図、第
９図は第７図の―線視断面図、第１０図は第
７図の―線視側面図、第１１図および第１２
図はそれぞれ上記第２実施例のすくい面の形状を
示す概略図、第１３図〜第１５図はこの考案の第
３実施例を示すもので、第１３図は正面図、第１
４図は第１３図の―線視側面図、第１５
図は第１３図の―線視断面図、第１６図
および第１７図はそれぞれこの考案のその他の実
施例のすくい面の形状を示す概略図である。第１
８図〜第２１図は従来のチツプを示すもので、第
１８図は正面図、第１９図は第１８図のＣ_１―Ｃ
_１線視側面図、第２０図は第１８図のＣ_２―Ｃ_２線視断面図、第２１図は第１８図のＣ_３―Ｃ_３線
視断面図、第２２図〜第２４図は上記従来のチツ
プをカツター本体に装着した状態を示すもので、
第２２図は正面図、第２３図は側面図、第２４図
は底面図である。１，２０，３５，４５……ポジテイブスローア
ウエイチツプ、２，２１，３６，４６……上面、
３，２３，３７，４７……稜辺部、４，２４，３
８，４８……主切刃、５，２２，４０……下面、
８，２５，３９，５０……すくい面、２６，４１
，５１……傾斜面、４９……副切刃。 Figures 1 to 3 show the first embodiment of the positive throw-away chip of this invention.
The figure is a front view, Figure 2 is a side view taken from the line in Figure 1, Figure 3 is a cross-sectional view taken from Figure 1, and Figures 4-
FIG. 6 is a diagram showing the state in which the tip of the first embodiment is attached to the cutter body, FIG. 4 is a front view, and FIG.
The figure is a side view, FIG. 6 is a bottom view, FIGS. 7 to 10 show a second embodiment of this invention, FIG. 7 is a front view, and FIG. 8 is a view from the - line of FIG. 9 is a side view of FIG. 7, and FIG. 10 is a side view of FIG. 7, and FIGS. 11 and 12.
The figures are schematic diagrams showing the shape of the rake face of the second embodiment, and Figures 13 to 15 show the third embodiment of this invention. Figure 13 is a front view, and
Figure 4 is a side view of Figure 13 and Figure 15.
The figure is a cross-sectional view taken along the line 13 of FIG. 13, and FIGS. 16 and 17 are schematic diagrams showing the shape of the rake face of other embodiments of this invention, respectively. 1st
Figures 8 to 21 show conventional chips, with Figure 18 being a front view and Figure 19 showing C ₁ -C in Figure 18.
_1- line side view, Figure 20 is C ₂ - C ₂ in Figure 18 21 is a sectional view taken along line _C3 - _C3 in FIG. 18, and FIGS. 22 to 24 show the conventional tip mounted on the cutter body.
FIG. 22 is a front view, FIG. 23 is a side view, and FIG. 24 is a bottom view. 1, 20, 35, 45...Positive throw-away tip, 2, 21, 36, 46...Top surface,
3, 23, 37, 47... ridge, 4, 24, 3
8, 48... Main cutting edge, 5, 22, 40... Bottom surface,
8, 25, 39, 50... rake face, 26, 41
, 51... Inclined surface, 49... Minor cutting edge.

Claims

[Claims for Utility Model Registration] A positive throw-away chip that has a polygonal plate shape and has a main cutting edge formed on at least one ridge on the upper surface, wherein the rake face along the main cutting edge on the upper surface is , characterized by forming an inclined surface in which the thickness between the upper and lower surfaces gradually increases from the upper surface toward the main cutting edge, and a curved surface forming a smooth convex curved surface along the main cutting edge. Positive throwaway tip.