JPH02100704U

JPH02100704U -

Info

Publication number: JPH02100704U
Application number: JP977089U
Authority: JP
Priority date: 1989-01-30
Filing date: 1989-01-30
Publication date: 1990-08-10
Anticipated expiration: 2004-01-30
Also published as: JP2503544Y2

Description

[Brief explanation of drawings]

第１図及び第２図は本考案に係るバイトの一実
施例を示す図で、第１図は側面図、第２図は平面
図、第３図および第４図は複合材の一例を示す図
で、第３図は正面図、第４図は側面図、第５図は
その切削状態を示す概略図、第６図ないし第９図
はそれぞれ従来のチツプを示すもので、第６図及
び第７図は各々正面図、第８図は第６図のＰ_１―
Ｐ_１線視拡大断面図、第９図は第７図のＰ_２―Ｐ
_２線視拡大断面図である。１…鋳鉄、２…アルミニウム、１０…バイトホ
ルダ、１２…第１のチツプ、１３…第１のチツプ
着座部（第１のチツプ取付座）、１４…第２のチ
ツプ、１５…第２のチツプ着座部（第２のチツプ
取付座）、１７，１８…切刃、Ｙ１…送り方向、
Ｗ…複合材（被削材）。 Figures 1 and 2 are views showing one embodiment of a cutting tool according to the present invention, with Figure 1 being a side view, Figure 2 being a plan view, and Figures 3 and 4 showing an example of a composite material. In the figures, Fig. 3 is a front view, Fig. 4 is a side view, Fig. 5 is a schematic diagram showing its cutting state, and Figs. 6 to 9 show conventional chips, respectively. Fig. 7 is a front view, and Fig. 8 is a P ₁ - of Fig. 6.
P _1- line enlarged sectional view, Figure 9 is P ₂ -P in Figure 7
It is a _2- line enlarged sectional view. DESCRIPTION OF SYMBOLS 1... Cast iron, 2... Aluminum, 10... Bit holder, 12... First tip, 13... First tip seating part (first tip mounting seat), 14... Second tip, 15... Second tip Seating part (second chip mounting seat), 17, 18...cutting blade, Y1...feeding direction,
W...Composite material (work material).

Claims

[Claims for Utility Model Registration] (1) A first tip having a honed cutting edge is attached to the tip of the tool holder, and a tip on the rear side of the tool holder in the feeding direction than the first tip is attached to the tip of the tool holder. A second chip having a non-honed cutting edge is placed in the same position as the first chip, and the cutting edge is on the side of the cutting direction of the first chip. A part-time job that is characterized by being worn in a protruding state. (2) The second tip against the cutting edge of the first tip.
The amount of protrusion of the cutting edge of the chip in the direction of the cut is
The cutting tool according to claim 1, characterized in that the diameter is within the range of 0.01 mm to 0.1 mm. (3) At the tip, first and second chip mounting seats, on which two chips are mounted in the same direction, are formed side by side along the feeding direction of each chip mounted on these chip mounting seats. A tool holder featuring: (4) The first part located on the front side in the chip feeding direction.
4. The tool holder according to claim 3, wherein the second tip mounting seat is formed to be shifted toward the tip cutting direction with respect to the tip mounting seat. (5) The above-mentioned second chip mounting seat for the above-mentioned first chip mounting seat.
5. The tool holder according to claim 4, wherein the amount of deviation of the tip mounting seat in the tip cutting direction is within a range of 0.01 mm to 0.1 mm.