Dovetail cutter for numerical control machining of metal products

Abstract

The utility model relates to the technical field of dovetail cutters, and discloses a dovetail cutter for numerical control machining of metal products, which comprises a dovetail blade and a mounting block fixedly mounted at the tail of the dovetail blade, the dovetail blade is provided with a cavity, the number of the dovetail blade is four, the tail of the dovetail blade is provided with a connecting component, and the dovetail blade is provided with a cavity. A heat dissipation structure is arranged on the dovetail blade, the connecting assembly comprises a cutter handle, and a mounting groove matched with the mounting block is formed in the center of the cutter handle. The cavity is designed in the dovetail cutter and used for heat dissipation treatment, the heat dissipation ring and the heat conduction column are utilized, the heat dissipation treatment can be achieved, meanwhile, the structural strength of the dovetail cutter is guaranteed, heat dissipation holes are evenly formed in the surface of the dovetail cutter edge, and in the high-speed rotation process of the dovetail cutter, the heat dissipation holes are evenly formed in the surface of the dovetail cutter edge. And continuous air flow can pass through the heat dissipation holes, so that heat on the surface of the dovetail cutter is taken away, and the heat dissipation effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of dovetail knives, in particular to a dovetail knife for numerical control processing of metal products. Background Art

[0002] Metal products refer to various products made of metal materials as the main raw materials. Metal materials include non-ferrous metals and ferrous metals, such as copper, aluminum, magnesium, zinc, iron, steel, etc. There are many kinds of metal products.

[0003] CNC machining refers to a process method for machining parts on CNC machine tools. The process procedures of CNC machine tool machining are generally consistent with those of traditional machine tool machining, but there have also been significant changes. It is a mechanical machining method that uses digital information to control the displacement of parts and tools. It is an effective way to solve problems such as a wide variety of parts, small batches, complex shapes, and high precision, and to achieve efficient and automated machining. The controlled actions of the machine tool generally include starting and stopping the machine tool; starting and stopping the spindle, changing the direction of rotation and speed; the direction, speed, and method of feed motion; the selection of tools, compensation of length and radius; tool replacement, and the opening and closing of coolants, etc.

[0004] Dovetail cutter is also a kind of milling cutter. Dovetail cutter is a professional manufacturer of solid carbide drills, milling cutters, reamers, plug gauges, alloy blades, carbide saw blade milling cutters, spiral end mills, welding tools, indexable tools, machining center tools, tool holders and other CNC machining fields, and undertakes the design and manufacture of various non-standard tools.

[0005] Existing metal products need to use dovetail cutters when making certain notches. Most of the existing single-edged dovetail cutters have poor internal performance of the cylinder and are prone to high temperatures under high-intensity workloads, causing fractures and causing processing risks. Utility Model Content

[0006] The utility model aims to provide a dovetail cutter for numerically controlling metal products to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dovetail knife for CNC machining of metal products, comprising a dovetail blade and a mounting block fixedly installed at the tail of the dovetail blade, a chamber is opened on the dovetail blade, the dovetail blade has four blades, and a connecting component is arranged at the tail of the dovetail blade, and a heat dissipation structure is arranged on the dovetail blade.

[0008] Preferably, the connection assembly includes:

[0009] A knife handle, wherein a mounting groove adapted to the mounting block is provided at the central portion of the knife handle, and a T-shaped protrusion is integrally connected to the top and bottom of the inner wall of the mounting groove;

[0010] The mounting seat is arranged inside the mounting groove.

[0011] Preferably, one side of the T-shaped protrusion extends to the outside, and a through groove is opened on the T-shaped protrusion, a metal limit stop plate is arranged inside the through groove, both ends of the metal limit stop plate are integrally connected with an easily foldable segment part, the end of the easily foldable segment part is integrally connected with a fastening hole body, and is threadedly connected to the T-shaped protrusion and the mounting block through a fastening bolt.

[0012] Preferably, a groove is formed on the outer wall of the knife handle, and a side shaft connector is provided on the groove. The side shaft connector is fixedly mounted on the surface of the easily foldable segment, and a connecting shaft is fixedly mounted between the side shaft connectors.

[0013] Preferably, the heat dissipation structure includes a heat dissipation ring, which is evenly and equidistantly fixed inside the chamber, and the heat dissipation ring has a built-in heat-conducting column, and one end of the heat-conducting column is fixedly installed inside the chamber, and the surface of the dovetail blade is provided with heat dissipation holes.

[0014] The utility model provides a dovetail cutter for CNC machining of metal products, which has the following beneficial effects:

[0015] (1) The utility model designs a metal limit stop plate and utilizes the easily foldable segments provided at both ends of the metal limit stop plate to be bent. First, the knife handle is installed on the mounting block. By bending the easily foldable segments, the fastening holes, T-shaped protrusions and mounting blocks on the easily foldable segments are threadedly connected by fastening bolts, thereby achieving the installation of the dovetail knife.

[0016] (2) The utility model designs a chamber inside the dovetail knife for heat dissipation, wherein the heat dissipation ring and the heat conductive column are used, which can not only dissipate heat but also ensure the structural strength of the dovetail knife. On the other hand, heat dissipation holes are evenly arranged on the surface of the dovetail knife blade. During the high-speed rotation of the dovetail knife, a continuous air flow can pass through the heat dissipation holes to take away the heat on the surface of the dovetail knife, thereby achieving the heat dissipation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the side structure of the overall structure of the utility model;

[0019] Figure 3 This is a cross-sectional view of the overall structure of the utility model;

[0020] Figure 4 For this utility model Figure 3 A magnified view of center.

[0021] In the figure: 111 dovetail blade, 112 mounting block, 21 connecting assembly, 22 heat dissipation structure, 211 knife handle, 212 T-shaped protrusion, 213 mounting seat, 214 metal limit stopper, 215 foldable segment, 216 fastening hole body, 217 fastening bolt, 218 connecting shaft, 219 side shaft connector, 221 heat dissipation ring, 222 thermal conductive column, 223 heat dissipation hole. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0024] Example 1

[0025] The preferred embodiment of the dovetail cutter for CNC machining of metal products provided by the utility model is as follows: Figure 1-4 As shown: A dovetail knife for CNC machining of metal products, comprising a dovetail blade 111, and a mounting block 112 fixedly mounted at the tail of the dovetail blade 111, a chamber is provided on the dovetail blade 111, the dovetail blade 111 has four blades, a connecting assembly 21 is provided at the tail of the dovetail blade 111, and a heat dissipation structure 22 is provided on the dovetail blade 111;

[0026] The connection component 21 includes:

[0027] A knife handle 211, wherein a mounting groove matching the mounting block 112 is provided at the central portion of the knife handle 211, and a T-shaped protrusion 212 is integrally connected to the top and bottom of the inner wall of the mounting groove;

[0028] A mounting seat 213, disposed inside the mounting groove;

[0029] One side of the T-shaped protrusion 212 extends to the outside, and a through groove is formed on the T-shaped protrusion 212, and a metal stopper 214 is arranged inside the through groove, and both ends of the metal stopper 214 are integrally connected with an easy-folding segment 215, and the end of the easy-folding segment 215 is integrally connected with a fastening hole 216, and is threadedly connected with the T-shaped protrusion 212 and the mounting block 112 through a fastening bolt 217;

[0030] The outer wall of the knife handle 211 is provided with a groove, and a side shaft connector 219 is provided on the groove. The side shaft connector 219 is fixedly installed on the surface of the foldable segment 215, and a connecting shaft 218 is fixedly installed between the side shaft connectors 219;

[0031] In this embodiment, a metal limit stop plate 214 is designed, and the foldable segments 215 provided at both ends of the metal limit stop plate 214 can be bent. First, the knife handle 211 is installed on the mounting block 112, and the foldable segment 215 is bent. The fastening hole body 216 on the foldable segment 215, the T-shaped protrusion 212 and the mounting block 112 are threadedly connected by the fastening bolts 217, thereby achieving the installation of the dovetail knife.

[0032] Example 2

[0033] On the basis of Example 1, a preferred embodiment of a dovetail cutter for CNC machining of metal products provided by the utility model is as follows Figure 1-4 As shown: the heat dissipation structure 22 includes a heat dissipation ring 221, which is evenly and equidistantly fixed inside the chamber, and the heat dissipation ring 221 has a built-in heat-conducting column 222, and one end of the heat-conducting column 222 is fixedly installed inside the chamber, and the surface of the dovetail blade 111 is provided with heat dissipation holes 223.

[0034] In this embodiment, a chamber is designed inside the dovetail knife for heat dissipation, wherein a heat dissipation ring 221 and a heat-conducting column 222 are used, which not only can dissipate heat but also can ensure the structural strength of the dovetail knife. On the other hand, heat dissipation holes 223 are evenly opened on the surface of the dovetail blade 111. During the high-speed rotation of the dovetail knife, a continuous air flow can pass through the heat dissipation holes 223 to take away the heat from the surface of the dovetail knife, thereby achieving the heat dissipation effect.

[0035] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A dovetail cutter for CNC machining of metal products, comprising a dovetail blade (111), and a mounting block (112) fixedly mounted at the tail of the dovetail blade (111), characterized in that: The dovetail blade (111) is provided with a cavity, the dovetail blade (111) has four blades, and a connection component (21) is provided at the tail of the dovetail blade (111), and a heat dissipation structure (22) is provided on the dovetail blade (111); the connection component (21) comprises: A knife handle (211), wherein a mounting groove adapted to the mounting block (112) is provided at the central portion of the knife handle (211), and a T-shaped protrusion (212) is integrally connected to the top and bottom of the inner wall of the mounting groove; A mounting seat (213) is arranged inside the mounting groove; The heat dissipation structure (22) comprises a heat dissipation ring (221), the heat dissipation ring (221) is evenly and equidistantly fixedly installed inside the chamber, the heat dissipation ring (221) has a built-in heat conduction column (222), and one end of the heat conduction column (222) is fixedly installed inside the chamber, and the surface of the dovetail blade (111) is provided with heat dissipation holes (223).

2. A dovetail cutter for CNC machining of metal products according to claim 1, characterized in that: One side of the T-shaped protrusion (212) extends to the outside, and a through groove is provided on the T-shaped protrusion (212), and a metal stop plate (214) is provided inside the through groove, and both ends of the metal stop plate (214) are integrally connected with an easily foldable segment (215), and the end of the easily foldable segment (215) is integrally connected with a fastening hole body (216), and is threadedly connected to the T-shaped protrusion (212) and the mounting block (112) through a fastening bolt (217).

3. A dovetail cutter for CNC machining of metal products according to claim 1, characterized in that: The outer wall of the knife handle (211) is provided with a groove, and a side shaft connector (219) is arranged on the groove. The side shaft connector (219) is fixedly mounted on the surface of the easily foldable segment portion (215), and a connecting shaft (218) is fixedly mounted between the side shaft connectors (219).

Images