CN211588566U - Middle triangular blade - Google Patents
Middle triangular blade Download PDFInfo
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- CN211588566U CN211588566U CN202020051851.XU CN202020051851U CN211588566U CN 211588566 U CN211588566 U CN 211588566U CN 202020051851 U CN202020051851 U CN 202020051851U CN 211588566 U CN211588566 U CN 211588566U
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Abstract
The utility model discloses a medium triangular blade, which comprises a cutter body capable of being positioned, wherein the cutter body is of a regular triangle structure, and the cutter body is provided with a mounting hole; at least one end part of the cutter body is provided with a round angle with the size of R1.5mm. The utility model has the advantages that the fillet with the size of R1.5mm is arranged at least one end part of the cutter body, when the R1.5mm circular arc specified by the product drawing is finished, the fillet with the size of R1.5mm on the cutter body can be directly processed, the time and the labor are saved, and the working efficiency is improved; and the other ends of the cutter body can be provided with round corners with other sizes, and under the condition that the blade is not replaced, the round corners of the cutter body can be machined by only rotating the blade.
Description
Technical Field
The utility model relates to a cutting process technical field especially relates to a well triangle blade.
Background
The numerical control machine tool is an automatic machine tool provided with a program control system and is mainly applied to the fields of metal turning, milling, cutting and grooving, thread turning and the like. The used blades can be divided into coating blades, metal ceramic blades, nonmetal ceramic blades, hard alloy blades, superhard blades and the like according to the materials. However, most of the standard hard alloy blade fillets in the market are R0.4mm, R0.8mm, R1.6mm and R2.0mm, and the fillets of products required to be machined by customers are mostly R1.5mm, so that the customers can only machine the fillets of the R1.5mm by using the fillets of the R0.8mm, programming is very troublesome, certain errors can exist in the machined fillets, time and labor are wasted, and the working efficiency is influenced. In addition, the sizes of the round corners on the same existing blade are the same, and when other sizes need to be machined, the blade needs to be replaced, and the replacement of the round corners cannot be realized through the transposition of the blade.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a well triangle blade to solve the problem that above-mentioned prior art exists, when can directly realize the processing of R1.5mm circular arc, can also realize the processing of other size circular arcs through the blade transposition.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides a medium triangular blade, which comprises a cutter body capable of being positioned, wherein the cutter body is of a regular triangle structure, and the cutter body is provided with a mounting hole; at least one end part of the cutter body is provided with a round angle with the size of R1.5mm.
Preferably, the mounting hole is located at a central position of the cutter body.
Preferably, the side length of the cutter body is 16-22 mm.
Preferably, the side length of the cutter body is 19 mm.
Preferably, the thickness of the cutter body is 4.75 mm.
Preferably, the cutter body is a hard alloy cutter body.
The utility model discloses a following technological effect: the utility model has the advantages that the fillet with the size of R1.5mm is arranged at least one end part of the cutter body, when the R1.5mm circular arc specified by the product drawing is finished, the fillet with the size of R1.5mm on the cutter body can be directly processed, the time and the labor are saved, and the working efficiency is improved; and the other ends of the cutter body can be provided with round corners with other sizes, and under the condition that the blade is not replaced, the round corners of the cutter body can be machined by only rotating the blade.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a top view of the triangular blade of the present invention;
FIG. 2 is a front view of the triangular blade of the present invention;
FIG. 3 is a top view of a triangular blade according to the second embodiment;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is a schematic structural view of a split blade;
wherein, 1 cutter body, 2 mounting holes, 3 pressure strips, 4 taper holes, 5 split type blades.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Example one
As shown in fig. 1-2, the utility model provides a medium triangular blade, which comprises a indexable cutter body 1, wherein the cutter body 1 is a hard alloy cutter body, and can be made of tungsten-cobalt hard alloy with the grade of YG8, the cutter body 1 is of a regular triangular structure, and a mounting hole 2 is arranged at the center of the cutter body 1; one end of the cutter body 1 is provided with a round corner with the size of R1.5mm, the other two ends of the cutter body 1 can be provided with round corners with the sizes of R0.8mm and R2.0mm respectively, the side length of the cutter body 1 is 16-22 mm, the side length of the cutter body 1 in the embodiment is preferably 19mm, and the thickness of the cutter body 1 is 4.75 mm. The cutter body 1 is arranged on the cutter bar through the mounting hole 2 by utilizing the pin bolt and a pressure head on the cutter bar, when an R1.5mm circular arc needs to be processed, a circular corner with the size of R1.5mm is used for processing, when an R0.8mm circular arc or an R2.0mm circular arc needs to be processed, the circular corner with the corresponding size is directly processed by selecting the circular corner with the transposition of the cutter body 1, and the cutter blade does not need to be replaced.
Example two
As shown in fig. 3-5, when the installation position of the cutter bar of the numerical control machine tool is limited, in order to improve the utilization rate of the cutter bar, the same cutter bar can be connected with blades with round corners of different sizes, and the blades are fixed on the cutter bar by using the pressing plate 3. The utility model discloses a cutter, including pressure strip 3, cutter body 1, pressure strip 3, cutter head, pressure strip 3, pressure strip 3 is regular triangle structure, and the blade sets up to split type blade 5 (split type blade 5 is cutter body 1 in the embodiment one divide into three blade along the perpendicular bisector direction), is provided with taper hole 4 at pressure strip 3 central point, the upper end size of taper hole is R4.0mm, and the lower extreme size is R3.0mm, offers three screw holes that are central symmetry size and are R3.0mm on the angular bisector of pressure strip 3, utilize the bolt with pressure strip 3 and three split type blade 5 fixed connection, the tip of pressure strip 3 is provided with the fillet, and the thickness of pressure strip 3 is 4.75mm, and pressure.
When the tool is used, three split type blades 5 with frequently used fillet sizes of R0.8mm, R1.5mm and R2.0mm are fixed on the pressing plate 3 by using bolts, then the pressing plate 3 fixed with the split type blades 5 is fixed on a cutter bar through a pin bolt matched with the taper hole 4 and a pressure head on the cutter bar, when the arc with the sizes of R0.8mm, R1.5mm and R2.0mm is machined, the tool is directly turned by the split type blades 5, when the arc with other sizes is machined, the used split type blades 5 are directly detached and replaced by the split type blades 5 with the required fillet sizes. The same cutter bar can be used for installing the split type blade 5 with the fillet size within a certain range, and the use is more convenient.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (6)
1. The medium triangular blade is characterized by comprising a cutter body (1) which can be positioned, wherein the cutter body (1) is of a regular triangular structure, and a mounting hole (2) is formed in the cutter body (1); at least one end part of the cutter body (1) is provided with a round angle with the size of R1.5mm.
2. The medium triangle blade of claim 1, characterized in that: the mounting hole (2) is located in the center of the cutter body (1).
3. The medium triangle blade of claim 1, characterized in that: the side length of the cutter body (1) is 16-22 mm.
4. The medium triangle blade of claim 3, characterized in that: the side length of the cutter body (1) is 19 mm.
5. The medium triangle blade of claim 4, characterized in that: the thickness of the cutter body (1) is 4.75 mm.
6. The medium triangle blade of claim 1, characterized in that: the cutter body (1) is a hard alloy cutter body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051851.XU CN211588566U (en) | 2020-01-10 | 2020-01-10 | Middle triangular blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051851.XU CN211588566U (en) | 2020-01-10 | 2020-01-10 | Middle triangular blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211588566U true CN211588566U (en) | 2020-09-29 |
Family
ID=72577952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020051851.XU Active CN211588566U (en) | 2020-01-10 | 2020-01-10 | Middle triangular blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211588566U (en) |
-
2020
- 2020-01-10 CN CN202020051851.XU patent/CN211588566U/en active Active
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