Multipurpose rose reamer

Abstract

The utility model relates to the technical field of milling cutters, in particular to a convenient machining cutter which is used for a milling machine, a pistol drill and a numerical control machining center to chamfer and deburr a part of a machined part with a cylindrical structure, and particularly relates to a multipurpose chamfering cutter which comprises a cylindrical cutter main body, one end of the cutter main body is provided with a cone-like groove, and the cone-like groove is divided into two semi-conical guide grooves by two opposite chamfering blades and a chip discharging groove; and the chamfering blade is a wall surface of the chip discharging groove. The two chamfering blades which are oppositely arranged can be used for chamfering and deburring; the cutting wall surface of which the top is adjacent to the chamfering blade can be used as a flat milling blade, so that a workpiece can be subjected to flat milling; and the chamfering function and the flat milling function share the same chip groove. Due to the fact that the chip discharging groove is open, the chip discharging groove has the advantages of being good in chip discharging performance, simple in structure, easy to grind a cutter and good in machining performance, and therefore the chip discharging groove has the characteristic of multifunctional machining.

Description

TECHNICAL FIELD

[0001] The utility model relates to milling tool technical field, especially a kind of convenient processing cutter for chamfering and deburring of the workpiece with part structure as cylinder for milling machine, hand drill and numerical control machining center, specifically relates to a multipurpose chamfering tool. BACKGROUND

[0002] In tooling detection fixture industry, cylindrical positioning column is widely used for its function and functionality, and the difference in material between tooling detection fixture itself (bakelite, aluminum) and cylindrical positioning column (45# steel, stainless steel 304) used for positioning needs to be inlaid and protected, so the cylindrical positioning column needs to be inlaid quickly, without affecting the machining time, without scratching the material and convenient to place the material, so the top of the cylinder needs to be chamfered and deburred after inlaying the cylindrical positioning column.

[0003] Machining process includes milling. In milling, shapes are generated in workpieces by rotating cutting tools on the workpieces. Among them, chamfering tool is a cutting tool for machining.

[0004] Chamfering tool is a tool specifically used for machining the edge of a workpiece, mainly used for chamfering the edge of a workpiece to improve the appearance and durability of the workpiece. Chamfering tool is suitable for chamfering of ordinary machined parts, especially suitable for chamfering and deburring of precision difficult chamfering parts. This tool can be assembled on milling machines, drilling machines, machining centers, hand drills, chamfering machines and other machine tools for machining 60-degree, 52-degree, 90-degree, 100-degree, 110-degree and 120-degree chamfering of workpieces and screw countersunk holes on conical hole workpieces. Chamfering tool is also called chamfering device or chamfering drill, which is widely used in the fields of aviation, military industry, automobile industry, oil, gas, electric valve, engine cylinder, cylinder, spherical through hole, inner wall hole, etc.

[0005] The function of chamfering tool in the prior art is generally only used for chamfering and deburring, which is single in function and needs to be improved in terms of chip removal performance, and the angle of chamfering edge is prone to deviation, which is difficult to meet the needs of modern machining. UTILITY MODEL CONTENTS

[0006] In order to overcome the shortcomings of the prior art, the utility model aims to provide a multipurpose chamfering tool which can be used for chamfering and deburring, and can also be used for face milling, and has the advantages of good chip removal performance and guaranteed chamfering edge angle.

[0007] To achieve the above-mentioned utility model purposes, the utility model adopts the following technical solutions:

[0008] The utility model provides a multipurpose chamfering tool, including the tool main part of cylindrical, the one end of tool main part is equipped with the conical recess, the conical recess is divided into two half conical guide grooves by two oppositely arranged chamfering edges and the row cutting groove,

[0009] The chamfering edge is one wall surface in the row cutting groove tangent to the conical recess;

[0010] The other wall surface opposite to the chamfering edge in the row cutting groove is a cutting wall surface, which serves as a flat milling edge.

[0011] The utility model relates to a multipurpose chamfering tool, two oppositely arranged chamfering edges can be used for chamfering and deburring, the cutting wall surface can serve as a flat milling edge and can process the machined surface; the two half conical guide grooves can ensure that the chamfering edge forms a certain angle after a certain translation and angular rotation during chamfering, and since the chamfering edge opening is higher than the half conical guide groove, the chamfering edge opening can first contact the cutting surface, facilitating chamfering. In addition, the inclined surface opposite to the chamfering edge in the row cutting groove can also serve as a flat bottom tool function for flat milling, and the chamfering and flat milling functions share the same row cutting groove. In addition, since the row cutting groove is open, it has the advantage of good row cutting performance.

[0012] Further, the conical recess is divided into two half conical guide grooves by two oppositely arranged chamfering edges and the row cutting groove according to 180° vertical tangency.

[0013] Further, a cylindrical clearance hole is formed at the bottom center of the conical recess. The cylindrical clearance hole can avoid problems caused by interference during assembly, ensuring smooth assembly of the parts.

[0014] Further, the two chamfering edges are oppositely arranged on both sides of the clearance hole, facilitating chamfering or flat milling.

[0015] Further, the two chamfering edges are oppositely arranged on both sides of the clearance hole, facilitating chamfering or flat milling.

[0016] Further, when the two chamfering edges are 90 degrees relative to the horizontal plane, the two chamfering edges are on the same vertical plane.

[0017] Further, the flat milling edge in the row cutting groove intersects downward with the chamfering edge. The cutting wall surface and the chamfering edge form an open row cutting groove, facilitating row cutting and having good row cutting performance.

[0018] Further, the cutting wall surface is 45 degrees to 60 degrees relative to the horizontal plane. Wherein, the chamfering cutter generates chips during cutting, which need to be discharged in time so as not to affect the machining of the workpiece, and the angle can ensure that the formed chip discharge groove is convenient for chip discharge, and has the advantage of good chip discharge performance.

[0019] Further, the two half-cone guide grooves are each provided with an arc-shaped end face. The arc-shaped end face can support the machined workpiece to some extent, and facilitate the machining of the workpiece.

[0020] Compared with the prior art, the utility model has the advantages that:

[0021] (1) the utility model relates to a multipurpose chamfering cutter, which comprises a cylindrical cutter main body, a conical groove is formed in one end of the cutter main body, the conical groove is divided into two half-cone guide grooves by two oppositely arranged chamfering edges and a chip discharge groove; the chamfering edge is a wall surface of the chip discharge groove. The two oppositely arranged chamfering edges can be used for chamfering and deburring, the cutting wall surface can be used as a flat milling edge and can be used for machining the machined surface; the two half-cone guide grooves can ensure that the chamfering edge is at a certain angle after a certain translation and angular rotation during chamfering, and the chamfering edge is higher than the half-cone guide groove, so that the chamfering edge can first contact the cutting surface, thereby facilitating the chamfering process. In addition, the inclined surface opposite to the chamfering edge in the chip discharge groove can be used as a flat bottom cutter for flat milling, and the chamfering and flat milling functions share the same chip discharge groove. In addition, the chip discharge groove is open, so it has the advantage of good chip discharge performance.

[0022] (2) the utility model relates to a multipurpose chamfering cutter, which has the advantages of simple structure, easy cutter grinding and good machining performance, and has the multifunctional characteristics of chamfering, deburring and flat milling. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating any creative labor.

[0024] Fig. 1 It is a structure schematic view of a multipurpose chamfering cutter of the utility model.

[0025] Fig. 2 It is a structure schematic view of a second view of a multipurpose chamfering cutter of the utility model.

[0026] Fig. 3This is a third-view structural diagram of a multi-purpose chamfering tool according to this utility model.

[0027] Fig. 4 This is a perspective structural diagram of a multi-purpose chamfering tool according to this utility model.

[0028] Figure label:

[0029] Tool body 1;

[0030] 2. Conical groove; 21. Semi-conical guide groove;

[0031] Chamfering edge 3;

[0032] Chip removal groove 4, cutting wall surface 41;

[0033] 5-hole clearance;

[0034] 6. Arc-shaped end face. Detailed Implementation

[0035] To make the technical problem to be solved, the technical solution, and the beneficial effects of this utility model clearer, the present utility model will be further described in detail below with reference to embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.

[0036] The terminology used in the embodiments of this invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular forms “a,” “the,” and “the” used in this invention, the embodiments, and the appended claims are also intended to include the plural forms unless the context clearly indicates otherwise.

[0037] The following description is based on specific embodiments.

[0038] Example 1

[0039] A multi-purpose chamfering tool, such as Figs. 1 to 4 As shown, the tool body 1 is cylindrical. One end of the tool body 1 has a conical groove 2. The conical groove 2 is divided into two semi-conical guide grooves 21 by two opposing chamfered cutting edges 3 and a chip removal groove 4. The chamfered cutting edge 3 is a wall surface in the chip removal groove 4 that is tangent to the conical groove 2. The other wall surface in the chip removal groove 4 that is opposite to the chamfered cutting edge 3 is a cutting wall surface 41, which serves as a flat milling edge.

[0040] The utility model discloses a multipurpose chamfering tool which is characterized by simple structure, easy tool grinding and good machining performance, and has the multifunctional characteristics of chamfering, deburring and face milling.

[0041] In the embodiment, the conical groove 2 is divided into two half-cone guide grooves 21 by the two oppositely arranged chamfering edges 3 and the discharge groove 4 perpendicularly tangent at 180°.

[0042] In the embodiment, a cylindrical clearance hole 5 is formed at the bottom center of the conical groove 2. The cylindrical clearance hole 5 can avoid problems caused by interference during assembly, ensuring smooth assembly of the parts.

[0043] In the embodiment, the two chamfering edges 3 are oppositely arranged on both sides of the clearance hole 5, thereby facilitating machining of the workpiece.

[0044] In the embodiment, the two chamfering edges 3 are 90 degrees relative to the horizontal plane, and can be used to machine 90-degree chamfers. At this time, the two chamfering edges are on the same vertical plane.

[0045] In the embodiment, the cutting wall surface 41 intersects downward with the chamfering edge surface of the chamfering edge 3. The cutting edge surface of the cutting wall surface 41 and the cutting edge surface of the chamfering edge 3 form an open discharge groove 4, facilitating discharge and having good discharge performance.

[0046] In the embodiment, the cutting wall surface 41 is 50 degrees relative to the horizontal plane. Since the chamfering tool generates chips during cutting, which need to be discharged in time to avoid affecting machining of the workpiece, the angle can ensure that the formed discharge groove 4 facilitates discharge and has good discharge performance.

[0047] In the embodiment, the two half-cone guide grooves 21 are each provided with an arc-shaped end surface 6. The arc-shaped end surface 6 can support the machined workpiece, facilitating machining of the workpiece.

[0048] The utility model discloses a multipurpose chamfering tool which is characterized by simple structure, easy tool grinding and good machining performance, and has the multifunctional characteristics of chamfering, deburring and face milling.

[0049] Embodiment 2

[0050] A multi-purpose chamfering tool, the difference between the embodiment and embodiment 1 is that, in the embodiment, two chamfering edges 3 are 60 degrees relative to the horizontal plane, which can process 60-degree chamfer; the cutting wall surface 41 is 45 degrees relative to the horizontal plane, which can ensure that the formed discharge groove 4 is easy to discharge, and has the advantage of good discharge performance.

[0051] Embodiment 3

[0052] A multi-purpose chamfering tool, the difference between the embodiment and embodiment 1 is that, in the embodiment, two chamfering edges 3 are 80 degrees relative to the horizontal plane, which can process 80-degree chamfer; the cutting wall surface 41 is 60 degrees relative to the horizontal plane, which can ensure that the formed discharge groove 4 is easy to discharge, and has the advantage of good discharge performance.

[0053] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. Any modifications, equivalent replacements and improvements made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A multi-purpose chamfering tool characterized in that, The utility model relates to a cylindrical cutter body, one end of the cutter body is provided with a conical recess, the conical recess is divided into two half-cone guide grooves by two oppositely arranged chamfered cutting edges and a row of cutting grooves. The chamfered cutting edge is a wall surface in the row of cutting grooves tangent to the conical recess. The other wall surface in the row of cutting grooves opposite to the chamfered cutting edge is a cutting wall surface as a flat milling edge.

2. A multi-purpose chamfering tool as claimed in claim 1, wherein, The conical recess is divided into two half-cone guide grooves by two oppositely arranged chamfered cutting edges and a row of cutting grooves tangent vertically at 180 degrees.

3. A multi-purpose chamfering tool as claimed in claim 1, wherein, A cylindrical clearance hole is formed downward at the center of the bottom of the conical recess.

4. A multi-purpose chamfering tool as claimed in claim 3, wherein, The two chamfered cutting edges are oppositely arranged on both sides of the clearance hole.

5. The utility chamfering tool of claim 1 wherein, The two chamfered cutting edges are 60-90 degrees relative to the horizontal plane.

6. A multi-purpose chamfering tool as claimed in claim 5, wherein, When the two chamfered cutting edges are 90 degrees relative to the horizontal plane, the two chamfered cutting edges are in the same vertical plane.

7. The utility chamfering tool of claim 1 wherein, The cutting edge surface of the flat milling edge in the row of cutting grooves intersects downward with the cutting edge surface of the chamfered cutting edge.

8. A multi-purpose chamfering tool as claimed in claim 7, wherein, The cutting wall surface is 45-60 degrees relative to the horizontal plane.

9. The utility chamfering tool of claim 1 wherein, Arc-shaped end faces are arranged at the openings of the two half-cone guide grooves.

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