CN205733184U - A kind of radial groove process tool - Google Patents

Abstract

The utility model discloses a kind of radial groove process tool, including the first blade, the second blade and hilt 1；Hilt 1 uses rotary structure, first blade uses conical structure, second blade uses cylindrical structure, hilt 1 to be connected with one end of the second blade for processing radial groove end face, and the other end of the second blade is connected with the first blade being used for processing radial groove bottom surface and side；This utility model is by designing the first blade and the configuration of the second blade, it is achieved that radial groove is processed and formed at one time by single cutter, overcomes a radial groove process-cycle longer difficult problem；By coordinating of hilt and blade, it is ensured that cutter is reliable and stable, solves the problem that the radial groove course of processing is complex；By rationally arranging cutting edge, it is achieved that the structure optimization of cutter, compensate for the defect that converted products fraction defective is higher.

Description

A radial groove machining tool

technical field

The utility model relates to a radial groove processing cutter, which is suitable for processing radial grooves on the surface of a workpiece, and belongs to the technical field of mechanical processing cutters.

Background technique

Radial grooves are a very common workpiece profile in machining, especially if there are angles on both sides of the groove or rounded corners on the sides of the groove. If traditional standard tools are used, flat end mills, Ball-end milling cutters can only be processed by combining two kinds of tools. Flat-end milling cutters alone cannot process the angles on both sides of the groove; ball-end milling cutters alone cannot process the bottom surface and sides of the grooves. The sharp point at the included corner; therefore, the sides and rounded corners of the groove must be machined with a ball end mill first, and then the bottom surface of the groove must be machined with a flat end mill.

In the prior art, conventional radial grooving tools mainly have the following problems:

First, different types of tools are required to be machined twice, resulting in a longer machining cycle for radial grooves.

Second, the position where the tool meets the knife is prone to burrs, which need to be removed manually, which makes the machining process of the radial groove more complicated.

Third, unremoved burrs will scratch the surface of the product, resulting in a high defective rate of processed products.

Utility model content

The technical problem of the utility model is: to overcome the deficiencies of the prior art, the utility model provides a radial groove processing tool, by designing the configuration of the first blade and the second blade, a single tool can realize the The radial groove is processed and formed at one time, which overcomes the problem of long machining cycle of the radial groove; through the cooperation of the handle and the blade, the tool is stable and reliable, and the problem of the relatively complicated machining process of the radial groove is solved; through reasonable setting The cutting edge realizes the structural optimization of the tool and makes up for the defect of high defective rate of processed products.

The technical solution of the utility model is:

A tool for machining radial grooves, comprising a first blade, a second blade and a handle; the handle adopts a rotary structure, the first blade adopts a cone structure, the second blade adopts a cylinder structure, and the handle is used for One end of the second cutting edge for machining the end face of the radial groove is connected, and the other end of the second cutting edge is connected with the first cutting edge for processing the bottom surface and the side surface of the radial groove.

In the aforementioned radial grooving tool, the second edge portion includes a first minor cutting edge, a first tool tip, a fourth minor cutting edge, a fourth tool tip and a second main cutting edge; the second edge portion The connection with the first edge is respectively provided with a first secondary cutting edge and a fourth secondary cutting edge for processing radial groove end face fillets, and the edges of the first secondary cutting edge and the fourth secondary cutting edge are respectively provided with The first tool tip and the fourth tool tip of the end face of the radial groove are modified, and the side of the second cutting edge is provided with a second main cutting edge for processing the end face of the radial groove.

The first edge portion includes a second minor cutting edge, a third minor cutting edge, a second tool tip, a third tool tip and a first main cutting edge; the side surfaces of the first edge portion are respectively provided with angles for machining radial grooves. The second secondary cutting edge and the third secondary cutting edge, the edge of the third secondary cutting edge is provided with the second tool tip and the third tool tip for processing the angle between the bottom surface and the side surface of the radial groove, and the end surface of the first cutting edge A first main cutting edge for machining the bottom surface of the radial groove is provided.

The volume ratio of the first blade to the second blade is 1:1.

The length ratio of the first minor cutting edge, the second minor cutting edge, the third minor cutting edge, the fourth minor cutting edge, the first major cutting edge and the second major cutting edge is 1.5:11:11:1.5:1:1 .

The first knife point is provided with a sharp angle, and the range of the sharp angle of the first knife point is 80°-90°.

The second knife point is provided with a sharp angle, and the range of the sharp angle of the second knife point is 1°-10°.

The beneficial effects of the utility model compared with the prior art are:

1. By designing the configuration of the first blade and the second blade, the utility model realizes the one-time processing and forming of radial grooves by a single tool, and overcomes the problem of long machining cycle of radial grooves.

2. The utility model ensures the stability and reliability of the cutter through the cooperation of the handle and the blade, and solves the complicated problem of radial groove processing.

3. The utility model realizes the structural optimization of the cutting tool by rationally setting the cutting edge, and makes up for the defect of high defective rate of processed products.

4. The knife handle and blade of the utility model are universal and convenient, easy to manufacture, and have good consistency after mass production.

5. The first main cutting edge, the second main cutting edge, the first auxiliary cutting edge, the second auxiliary cutting edge, the third auxiliary cutting edge and the fourth auxiliary cutting edge of the utility model do not need to be specially made, and have a wide range of applications features.

Description of drawings

Fig. 1 is the structural diagram of the utility model

Fig. 2 is a schematic diagram of the work of the utility model

Among them: 1 handle; 2 first cutting edge; 3 first cutting edge; 4 second cutting edge; 5 third cutting edge; 6 second cutting edge; 7 third cutting edge; 8 fourth cutting edge ; 9 fourth tool tip; 10 first main cutting edge; 11 second main cutting edge;

detailed description

Below in conjunction with description of drawings and specific embodiments, the utility model is further described:

As shown in Figure 1-2, a radial groove processing tool includes a first blade, a second blade and a handle 1; the handle 1 adopts a rotary structure, the first blade adopts a cone structure, and the second blade The upper part adopts a cylindrical structure, the knife handle 1 is connected with one end of the second blade for processing the end surface of the radial groove, and the other end of the second blade is connected with the first blade for processing the bottom and side surfaces of the radial groove .

The second edge portion includes the first minor cutting edge 2, the first tool tip 3, the fourth minor cutting edge 8, the fourth tool tip 9 and the second main cutting edge 11; the junction of the second edge portion and the first edge portion The first secondary cutting edge 2 and the fourth secondary cutting edge 8 for processing the radial groove end face fillet are respectively provided, and the edges of the first secondary cutting edge 2 and the fourth secondary cutting edge 8 are respectively provided with The first cutting edge 3 and the fourth cutting edge 9 of the end face of the groove, and the side of the second cutting edge are provided with a second main cutting edge 11 for machining the end face of the radial groove.

The first edge portion comprises the second minor cutting edge 4, the third minor cutting edge 5, the second tool tip 6, the third tool tip 7 and the first main cutting edge 10; The second minor cutting edge 4 and the third minor cutting edge 5 are angled to the side of the groove, and the edge of the third minor cutting edge 5 is provided with a second tool tip 6 and a third cutting edge for processing the angle between the bottom surface of the radial groove and the side surface. The tip 7, the end surface of the first edge portion is provided with a first main cutting edge 10 for machining the bottom surface of the radial groove.

The volume ratio of the first blade to the second blade is 1:1.

The length ratio of the first minor cutting edge 2, the second minor cutting edge 4, the third minor cutting edge 5, the fourth minor cutting edge 8, the first major cutting edge 10 and the second major cutting edge 11 is 1.5:11:11 :1.5:1:1.

The first knife point 3 is provided with a sharp angle, and the range of the sharp angle of the first knife point 3 is 80°-90°.

The second knife point 6 is provided with a sharp angle, and the range of the sharp angle of the second knife point 6 is 1°˜10°.

The first main cutting edge 10 and the second main cutting edge 11 are symmetrical about the axis of the handle 1; the second minor cutting edge 4 and the third minor cutting edge 5 are respectively connected to the first major cutting edge 10 and the second major cutting edge 11, The connecting intersection points are the first tool nose 3 and the second tool tip 6 respectively; the first minor cutting edge 2 is connected with the second minor cutting edge 4 , and the fourth minor cutting edge 8 is connected with the third minor cutting edge 5 .

The material of the knife handle 1 is 45# steel (forging), and the materials of the first blade and the second blade are made of hard alloy. Welding process, tempering treatment after welding.

The working principle of the utility model is:

Install the parts to be processed on the rotary platform of the CNC vertical lathe, use the pressure plate to pre-tighten the parts through bolts, and then install the tool handle 1 on the frame, align the tool datum, and proceed according to the radial groove processing size CNC programming, processing parts:

The second tool tip 6 and the third tool tip 7 of the first cutting edge are respectively in contact with the surface of the part to be processed, and the first main cutting edge 10 starts to process the bottom surface of the radial groove, and as the tool feeds, the second main cutting edge 11 Start to process the end face of the radial groove, the second secondary cutting edge 4 and the third secondary cutting edge 5 start to process the angled surfaces on both sides of the radial groove, and at the same time, the second tool tip 6 and the third tool tip 7 Start to process the angle between the bottom surface and the side of the radial groove, then, the first secondary cutting edge 2 and the fourth secondary cutting edge 8 start to process the end face fillet of the radial groove, and finally, the first tool tip 3 and the fourth tool tip 9 Complete the modification of the end face of the radial groove.

The content not described in detail in the specification of the utility model is the well-known technology of those skilled in the art.

Claims (7)

1. a radial groove process tool, it is characterised in that: include the first blade, the second blade and hilt (1)；Hilt (1) Use rotary structure, first blade use conical structure, second blade use cylindrical structure, hilt (1) be used for adding One end of second blade of work radial groove end face connects, the other end of the second blade be used for processing radial groove bottom surface and side First blade in face connects.

A kind of radial groove process tool the most according to claim 1, it is characterised in that: described second blade includes first Front cutting edge (2), the first point of a knife (3), the 4th front cutting edge (8), the 4th point of a knife (9) and the second main cutting edge (11)；Second sword The junction of portion and the first blade is respectively provided with the first front cutting edge (2) and the fourth officer of processing radial groove end face fillet Cutting edge (8), the edge of the first front cutting edge (2) and the 4th front cutting edge (8) is respectively provided with correction radial groove end face The first point of a knife (3) and the 4th point of a knife (9), the side of the second blade is provided with the second main cutting for processing radial groove end face Sword (11).

A kind of radial groove process tool the most according to claim 2, it is characterised in that: described first blade includes second Front cutting edge (4), the 3rd front cutting edge (5), the second point of a knife (6), the 3rd point of a knife (7) and the first main cutting edge (10)；First sword The side in portion is respectively provided with the second front cutting edge (4) and the 3rd front cutting edge (5) of processing radial groove flank angle, the The edge of three front cutting edges (5) is provided with the second point of a knife (6) for processing radial groove bottom surface and side angle and the 3rd point of a knife (7), the end face of the first blade is provided with the first main cutting edge (10) for processing radial groove bottom surface.

A kind of radial groove process tool the most according to claim 3, it is characterised in that: described first blade and the second sword The volume ratio in portion is 1:1.

A kind of radial groove process tool the most according to claim 3, it is characterised in that: described first front cutting edge (2), Second front cutting edge (4), the 3rd front cutting edge (5), the 4th front cutting edge (8), the first main cutting edge (10), the second main cutting edge (11) length is than for 1.5:11:11:1.5:1:1.

A kind of radial groove process tool the most according to claim 2, it is characterised in that: described first point of a knife (3) is provided with Wedge angle, the wedge angle scope of the first point of a knife (3) is 80 °～90 °.

A kind of radial groove process tool the most according to claim 3, it is characterised in that: described second point of a knife (6) is provided with Wedge angle, the wedge angle scope of the second point of a knife (6) is 1 °～10 °.