A diamond forming milling cutter for aluminum

Abstract

The utility model discloses a diamond forming milling cutter for aluminum, characterized in that it comprises: a shank portion, one end of the shank portion is provided with a cutter head mounting portion through an irregular connecting portion; a cutter head structure is provided on the cutter head mounting portion; the cutter head structure is integrally mounted on one side of the axis at the upper end of the horizontal plane of the cutter head mounting portion; an axial end blade is provided at the axial end of the cutter head structure, the axial end blade is inclined inwardly, and the inclination angle is 1-2°; the cutter head structure is provided with a hook-shaped blade extending in the horizontal direction toward the radial end face; the cutter head structure extends out of the cutter head mounting portion; the cutter head structure is provided with a blade front angle and a blade back angle in the vertical direction toward the radial end face; the angle range of the blade front angle is 5-6°; the angle range of the blade back angle is 20-21°. The utility model is specifically developed for notebook aluminum (AL6063) frame material products, which can achieve the mirror effect of the side and arc chamfering at one time, and excellent appearance quality.

Description

Technical Field

[0001] The utility model relates to the field of diamond tool manufacturing, in particular to a diamond forming milling cutter for aluminum. Background Art

[0002] In the material processing of notebook metal frame aluminum AL6063, very high requirements are placed on the product's shape profile, dimensional accuracy, knife marks, product appearance mirror and tool life.

[0003] Therefore need to design a kind of diamond forming milling cutter for aluminium. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the purpose of the utility model is to provide a diamond forming milling cutter for aluminum.

[0005] In order to achieve the purpose of this utility model, the technical solution adopted is:

[0006] A diamond forming milling cutter for aluminum, comprising:

[0007] A handle portion, one end of which is provided with a cutter head mounting portion via an irregular connecting portion;

[0008] A cutter head structure is arranged on the cutter head mounting portion;

[0009] The cutter head structure is integrally mounted on one side of the axis at the upper end of the horizontal plane of the cutter head mounting portion;

[0010] The axial end of the cutter head structure is provided with an axial end blade, and the axial end blade is inclined inwardly with an inclination angle of 1-2°;

[0011] The cutter head structure is provided with a hook-shaped blade extending in the horizontal direction toward the radial end surface;

[0012] The cutter head structure extends out of the cutter head mounting portion;

[0013] The cutter head structure is provided with a cutting edge front angle and a cutting edge rear angle in the vertical direction toward the radial end surface;

[0014] The angle range of the blade rake angle is 5-6°;

[0015] The angle range of the blade back angle is 20-21°.

[0016] In a preferred embodiment of the present invention, the inclination angle of the axial end edge is 1°.

[0017] In a preferred embodiment of the present invention, the length of the hook-shaped blade is 0.25±0.02 mm, and the length of the blade head structure is 6 mm.

[0018] In a preferred embodiment of the present invention, the distance that the cutter head structure extends from the cutter head mounting portion is 0.1 mm.

[0019] In a preferred embodiment of the present invention, the angle of the inner arc surface of the hook-shaped blade is 115°.

[0020] In a preferred embodiment of the present invention, the front angle of the blade is 5°.

[0021] In a preferred embodiment of the present invention, the back angle of the blade is 20°.

[0022] In a preferred embodiment of the present invention, a plurality of arc surfaces are arranged on the horizontal upper end of the irregular connecting portion.

[0023] The beneficial effects of the utility model are:

[0024] The utility model is specially developed for notebook aluminum (AL6063) frame material products. The main feature is that the side and bottom of the product are connected by arcs and chamfers in one process. The three-in-one tool designed with high-precision laser cutting and molding can make the product achieve a mirror effect on the side and arcs and chamfers at the same time, and have excellent appearance quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 The structure of the utility model is shown in FIG. Figure 1 .

[0026] Figure 2 The structure of the utility model is shown in FIG. Figure 2 .

[0027] Figure 3 The structure of the utility model is shown in FIG. Figure 3 .

[0028] Figure 4 The structure of the utility model is shown in FIG. Figure 4 . DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below through the accompanying drawings and embodiments. However, it should be understood that the specific embodiments described herein are only used to explain the utility model and are not used to limit the scope of the utility model. In addition, in the following structure, the description of the well-known structure and technology is omitted to avoid unnecessary confusion of the concept of the utility model.

[0030] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or component referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0031] like Figure 1-4 The diamond forming milling cutter for aluminum shown in the figure comprises a shank 100, one end of which is provided with a cutter head mounting portion 300 through an irregular connecting portion 200, and a cutter head structure 400 is provided on the cutter head mounting portion 300. A plurality of arc surfaces 210 are provided at the horizontal upper end of the irregular connecting portion 200.

[0032] The cutter head structure 400 adopts high-quality CVD single crystal diamond, which is mainly composed of carbon elements through chemical vapor deposition and diamond synthesized in the laboratory through special technical means.

[0033] The handle part 100 is mainly composed of tungsten carbide (chemical formula: WC), and is a high-hardness alloy made by using cobalt (chemical formula: Co) as a binder through a powder metallurgy process.

[0034] The cutter head structure 400 is integrally mounted on one side of the axis at the upper end of the horizontal plane of the cutter head mounting portion 300. An axial end blade 410 is provided at the axial end of the cutter head structure 400. The axial end blade 410 is inclined inwardly with an inclination angle of 1-2°. In the embodiment, the inclination angle of the axial end blade 410 is 1°.

[0035] The cutter head structure 400 is provided with a hook-shaped blade 420 extending in the horizontal direction toward the radial end surface, the length of the hook-shaped blade 420 is 0.25±0.02 mm, and the length of the cutter head structure 400 is 6 mm. The angle of the inner arc surface of the hook-shaped blade 420 is 115°.

[0036] The tool head structure 400 extends out of the tool head mounting portion 300 , and the distance of extending out of the tool head mounting portion 300 is 0.1 mm.

[0037] The cutter head structure 400 is provided with a blade front angle 430 and a blade back angle 440 in the vertical direction toward the radial end surface; the angle range of the blade front angle 430 is 5-6°, and the angle range of the blade back angle 440 is 20-21°.

[0038] In an embodiment, the angle of the blade rake angle 430 is 5°, and the angle of the blade relief angle 440 is 20°.

[0039] The utility model is specially developed for notebook aluminum (AL6063) frame material products. The main feature is that the side and bottom of the product are connected by arcs and chamfers in one process. The three-in-one tool designed with high-precision laser cutting and molding can make the product achieve a mirror effect on the side and arcs and chamfers at the same time, and have excellent appearance quality.

[0040] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above.

[0041] Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and the specification only illustrate the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which shall fall within the scope of the present invention to be protected. The scope of protection of the present invention shall be defined by the attached claims and their equivalents.

Claims

1. A diamond forming milling cutter for aluminum, characterized in that: include: A handle portion, one end of which is provided with a cutter head mounting portion via an irregular connecting portion; A cutter head structure is arranged on the cutter head mounting portion; The cutter head structure is integrally mounted on one side of the axis at the upper end of the horizontal plane of the cutter head mounting portion; The axial end of the cutter head structure is provided with an axial end blade, and the axial end blade is inclined inwardly with an inclination angle of 1-2°; The cutter head structure is provided with a hook-shaped blade extending in the horizontal direction toward the radial end surface; The cutter head structure extends out of the cutter head mounting portion; The cutter head structure is provided with a cutting edge front angle and a cutting edge rear angle in the vertical direction toward the radial end surface; The angle range of the blade rake angle is 5-6°; The angle range of the blade back angle is 20-21°.

2. A diamond forming milling cutter for aluminum as claimed in claim 1, characterized in that: The inclination angle of the axial end edge is 1°.

3. A diamond forming milling cutter for aluminum as claimed in claim 1, characterized in that: The length of the hook-shaped blade is 0.25±0.02 mm, and the length of the blade head structure is 6 mm.

4. A diamond forming milling cutter for aluminum as claimed in claim 1, characterized in that: The distance that the cutter head structure extends out of the cutter head mounting portion is 0.1 mm.

5. A diamond forming milling cutter for aluminum as claimed in claim 1, characterized in that: The angle of the inner arc surface of the hook-shaped blade is 115°.

6. A diamond forming milling cutter for aluminum as claimed in claim 1, characterized in that: The angle of the blade rake angle is 5°.

7. A diamond forming milling cutter for aluminum as claimed in claim 1, characterized in that: The angle of the blade back angle is 20°.

8. A diamond forming milling cutter for aluminum as claimed in claim 1, characterized in that: The horizontal upper end of the irregular connection portion is provided with a plurality of arc surfaces.

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