Internal and external thread burr removing tool for numerical control machine tool

Abstract

The utility model discloses an internal and external thread burr removing cutter for a numerical control machine tool, which comprises a cutter body detachably connected to a control part on the numerical control machine tool. The cutter body comprises a circular cutter handle and a polygonal cutter head, the cutter handle comprises a first cutter handle and a second cutter handle which are integrally formed, and the cutter head and the second cutter handle are integrally formed; a removing part is arranged at the lower end of the tool bit and provided with a first inclined face, a second inclined face and a third inclined face. The first inclined surface is arranged in the center of the removing part, and the second inclined surface and the third inclined surface are respectively arranged on two sides of the removing part. The thread burr removing device is simple in structure, thread burrs are removed thoroughly, the surface of a part cannot be damaged or damaged, the part machining efficiency is improved, the machining cost is reduced, and the popularization prospect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of thread burr processing, in particular to an internal and external thread burr removal tool for a numerically controlled machine tool. Background Art

[0002] Burrs are inevitable when CNC machine tools are turning threads. Generally, the burrs generated at the thread head and thread tail are removed manually after processing. However, during the burr removal process, the burrs may not be completely removed but the thread gauge may pass the inspection, which poses a quality risk. In addition, manual removal involves clamping before thread burr removal, which can easily break or damage the surface of the part, affecting the part processing efficiency.

[0003] Therefore, it is urgent to propose a tool for removing burrs of internal and external threads of CNC machine tools that can improve the efficiency of parts processing. Utility Model Content

[0004] In order to solve the above-mentioned technical problems, the utility model provides an internal and external thread burr removal tool for CNC machine tools. It has a simple structure, can cleanly remove thread burrs without damaging or impairing the surface of parts, improves part processing efficiency, reduces processing costs, and has promotion prospects.

[0005] The technical solution provided by the utility model is as follows:

[0006] A tool for removing burrs of internal and external threads for a numerically controlled machine tool comprises a tool body, which is detachably connected to a control unit on the numerically controlled machine tool; the tool body comprises a circular tool handle and a polygonal tool head, the tool handle comprises an integrally formed first tool handle and a second tool handle, and the tool head and the second tool handle are integrally formed; a removal portion is provided at the lower end of the tool head, and the removal portion is respectively provided with a first inclined surface, a second inclined surface and a third inclined surface; the first inclined surface is provided at the center of the removal portion, and the second inclined surface and the third inclined surface are respectively provided on both sides of the removal portion.

[0007] Preferably, the angle of the first inclined surface is set to -2° to 2°.

[0008] Preferably, the angle of the second inclined surface is set to 98°, and the angle of the third inclined surface is set to 29°.

[0009] Preferably, the diameter of the first shank is greater than the diameter of the second shank.

[0010] Preferably, the free end of the first handle is provided with an elliptical slope.

[0011] Preferably, a semi-elliptical slope is provided at one end of the second handle close to the cutter head.

[0012] The beneficial effects of the utility model are:

[0013] 1) The removal part is provided to facilitate the removal of burrs;

[0014] 2) A first inclined surface is provided at the center of the removal portion to further facilitate the removal of burrs;

[0015] 3) The first tool handle and the second tool handle are arranged to facilitate placement on a CNC machine tool;

[0016] 4) The second inclined surface and the third inclined surface are provided to facilitate the contact between the tool and the thread. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the utility model Figure 1 ;

[0018] Figure 2 This is a schematic diagram of the structure of the utility model Figure 2 ;

[0019] Figure 3 This is a schematic diagram of the structure of the utility model Figure 3 ;

[0020] Figure 4 This is a schematic diagram of the structure of the utility model Figure 4 ;

[0021] Figure 5 It is the tool path of the tool body in the utility model.

[0022] In the figure: 1, first tool handle; 101, elliptical inclined surface; 2, second tool handle; 201, semi-elliptical inclined surface; 3, tool head; 301, removal part; 3011, first inclined surface; 3012, second inclined surface; 3013, third inclined surface. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0024] It should be noted that in the description of the present invention, the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0025] Example

[0026] like Figures 1 to 4 As shown, a tool for removing burrs of internal and external threads for a numerically controlled machine tool comprises a tool body, which is detachably connected to a control unit on the numerically controlled machine tool; the tool body comprises a circular tool handle and a polygonal tool head 3, the tool handle comprises an integrally formed first tool handle 1 and a second tool handle 2, and the tool head 3 and the second tool handle 2 are integrally formed; a removing portion 301 is provided at the lower end of the tool head 3, and the removing portion 301 is respectively provided with a first inclined surface 3011, a second inclined surface 3012 and a third inclined surface 3013; the first inclined surface 3011 is provided at the center of the removing portion 301, and the second inclined surface 3012 and the third inclined surface 3013 are respectively provided on both sides of the removing portion 301.

[0027] As a further technical solution of this embodiment, the angle of the first inclined surface 3011 is set to -2° to 2°, wherein Figure 1 The angle of the first inclined surface 3011 is -2°. Figure 2 The angle of the first inclined surface 3011 is 0°, Figure 3 The angle of the first inclined surface 3011 is 2°, and a tool body with a different first inclined surface angle is selected according to different thread burrs.

[0028] As a further technical solution of this embodiment, the angle of the second inclined surface 3012 is set to 98°, and the angle of the third inclined surface 3013 is set to 29°, so as to facilitate the attachment to the thread.

[0029] As a further technical solution of this embodiment, the diameter of the first tool handle 1 is larger than the diameter of the second tool handle 2, which facilitates the burr removal operation.

[0030] As a further technical solution of this embodiment, the free end of the first shank 1 is provided with an elliptical inclined surface 101 to save materials.

[0031] As a further technical solution of this embodiment, a semi-elliptical inclined surface 201 is provided at one end of the second tool handle 2 close to the tool head 3 for easy operation.

[0032] The working principle of this utility model:

[0033] like Figure 5 As shown, the tool in the utility model is set on a CNC machine tool so that the removal portion 301 of the tool head 3 in the utility model is close to the major diameter or bottom diameter of the thread. The thread deburring program compiled by the control unit in the CNC machine tool sequentially moves from the inside of the thread to the thread head and tail, and moves longitudinally along the end face beyond the distance of the thread bottom diameter to complete the removal of the thread burrs.

[0034] The embodiments described above are merely descriptions of preferred implementation modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the principles and essence of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the scope of protection determined by the claims of the present invention.

Claims

1. A tool for removing burrs of internal and external threads for a CNC machine tool, comprising a tool body, wherein the tool body is detachably connected to a control unit on the CNC machine tool; characterized in that: The tool body comprises a circular tool handle and a polygonal tool head (3), the tool handle comprises a first tool handle (1) and a second tool handle (2) which are integrally formed, and the tool head (3) and the second tool handle (2) are integrally formed; The lower end of the cutter head (3) is provided with a removal portion (301), and the removal portion (301) is respectively provided with a first inclined surface (3011), a second inclined surface (3012) and a third inclined surface (3013); the first inclined surface (3011) is arranged at the center of the removal portion (301), and the second inclined surface (3012) and the third inclined surface (3013) are respectively arranged on both sides of the removal portion (301).

2. The internal and external thread burr removal tool for CNC machine tools according to claim 1, characterized in that: The angle of the first inclined surface (3011) is set to -2° to 2°.

3. The internal and external thread burr removal tool for CNC machine tools according to claim 1, characterized in that: The angle of the second inclined surface (3012) is set to 98°, and the angle of the third inclined surface (3013) is set to 29°.

4. The internal and external thread burr removal tool for CNC machine tools according to claim 1, characterized in that: The diameter of the first knife handle (1) is greater than the diameter of the second knife handle (2).

5. The internal and external thread burr removal tool for CNC machine tools according to claim 1, characterized in that: The free end of the first knife handle (1) is provided with an elliptical inclined surface (101).

6. The internal and external thread deburring tool for CNC machine tools according to claim 1, characterized in that: A semi-elliptical inclined surface (201) is provided at one end of the second knife handle (2) close to the knife head (3).

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