CN210359472U

CN210359472U - Integral alloy forming cutter

Info

Publication number: CN210359472U
Application number: CN201921231972.6U
Authority: CN
Inventors: 祝小珊
Original assignee: Dongguan Yili Precision Cutting Tool Co Ltd
Current assignee: Dongguan Yili Precision Cutting Tool Co Ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-21
Anticipated expiration: 2029-07-31

Abstract

The utility model belongs to the technical field of milling cutter, especially, relate to a whole alloy shaping sword, include the handle of a knife and the cutter body that is used for processing the work piece, the lateral wall of cutter body is provided with and is used for form the all sword of horizontal machined surface when the cutter body is high-speed rotatory, the quantity of all sword is two at least, and is adjacent two sets of be provided with the chip pocket that is used for holding the work piece clout between the all sword, one with the adjacent all sword of chip pocket with the connection structure's of chip pocket cross-section is fillet structure, another with the adjacent all sword of chip pocket with the connection structure's of chip pocket cross-section is colluded column structure. The beneficial effects of the utility model reside in that: the convex arc-shaped reinforcing ribs are adopted, so that the structural strength of the peripheral edge is effectively enhanced, and the service life of the integral alloy forming cutter is prolonged.

Description

Integral alloy forming cutter

Technical Field

The utility model belongs to the technical field of milling cutter, especially, relate to a whole alloy shaping sword.

Background

A milling cutter is a rotating tool with one or more cutter teeth for milling. When in work, each cutter tooth cuts off the allowance of the workpiece in sequence and intermittently. The milling cutter is mainly used for processing planes, steps, grooves, formed surfaces, cut-off workpieces and the like on a milling machine.

The milling cutter generally comprises a vertical working face and a horizontal working face, wherein the vertical working face and the horizontal working face are both formed by high-speed rotation of the milling cutter, as shown in fig. 5, in order to achieve a processing effect and effectively remove excess materials, a traditional circumferential edge 40 of the milling cutter is generally in a hook shape, the hook-shaped structure is low in structural strength and relatively fragile, and is easy to damage when a hard workpiece is processed, in order to increase the structural strength of the hook-shaped structure, a corner type reinforcing part 41 is generally additionally arranged at the end part of the hook-shaped structure, and the reinforcing part is in a corner shape and is thin, so that the structural strength is not greatly improved, and the structural strength of the circumferential edge is still not high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a whole alloy shaping sword aims at solving the week sword among the prior art and adopts edge and corner type reinforcement rib, and it is general to have the reinforcement effect, technical problem that cutter life is short.

In order to achieve the above object, the embodiment of the utility model provides a pair of whole alloy shaping sword, include the handle of a knife and the cutter body that is used for processing the work piece, the lateral wall of cutter body is provided with and is used for the all edges of cutter body high-speed rotatory time formation horizontal machined surface, the quantity of all edges is two, adjacent two sets of be provided with the chip pocket that is used for holding the work piece clout between the all edges, one with the adjacent all edges of chip pocket with the connection structure's of chip pocket cross-section is fillet structure, another with the adjacent all edges of chip pocket with the connection structure's of chip pocket cross-section is colluded the column structure.

Optionally, the chip flutes are recessed towards the inner side of the cutter body to form a concave arc-shaped cross section.

Optionally, the radius length of the cross-sectional arc-shaped structure of the chip flute is in the length range of 1mm to 1.5 mm.

Optionally, the number of the peripheral edges is four, the four sets of the peripheral edges are arranged on the side wall of the cutter body at intervals, and the peripheral edges are spirally arranged along the length direction of the cutter body.

Optionally, the handle of a knife is including being used for the installation department of being connected with external lathe, and be used for connecting the installation department with the connecting rod of cutter body, the connecting rod sets up the one end of installation department, the other end of installation department be provided with be used for with the installation position that the lathe is connected.

Optionally, a first end surface for connecting with the cutter body and a second end surface for connecting with the mounting portion are respectively formed on two opposite side walls of the connecting rod, the connecting rod is provided with a first cooling liquid channel penetrating through the first end surface and the second end surface, a third end surface for connecting with the first end surface and a fourth end surface are respectively formed on two opposite side walls of the cutter body, the cutter body is provided with a second cooling liquid channel penetrating through the third end surface and the fourth end surface, and the first cooling liquid channel is communicated with the second cooling liquid channel.

Optionally, the mounting portion, the connecting rod and the cutter body are made of hard materials and integrally formed through a powder metallurgy process.

Optionally, the side wall of the connecting rod is provided with a stress deformation compensation groove for improving the structural strength of the connecting rod.

Optionally, an input hole connected to an external liquid supply device pipeline is provided on a side wall of the connecting rod, and the input hole is communicated with the first coolant flow channel.

Optionally, an input hole connected to an external liquid supply device pipeline is provided on the mounting portion, and the input hole is communicated with the first coolant flow channel.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the whole alloy shaping sword has one of following technological effect at least: the junction of all edges and chip pocket is the fillet structure and is the reinforcement rib that convex arc form in order to form that be used for strengthening this all edges structural strength, cross-sectional structure, and the all edges that compare in prior art's milling cutter adopt edges and corners type reinforcement rib, have the general technical problem of reinforcement effect, the utility model provides a whole alloy shaping sword adopts the reinforcement rib of convex arc form, has strengthened the structural strength of all edges effectively, has prolonged the life of this whole alloy shaping sword.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of an integral alloy forming knife provided by an embodiment of the present invention.

Fig. 2 is an enlarged view of a in fig. 1.

Fig. 3 is a front view of the bulk alloy form cutter of fig. 1.

Fig. 4 is an enlarged view of B in fig. 3.

Fig. 5 is a schematic view of a conventional peripheral edge.

Wherein, in the figures, the respective reference numerals:

10-handle of a knife 20-cutter body 30-peripheral edge

21-chip pocket 11-mounting part 12-connecting rod

13-mounting location 22-fourth end face 23-second coolant flow channel

14-stress deformation compensation groove 40-traditional peripheral edge 41-edge type reinforcement portion.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-5 are exemplary and intended to be used to illustrate embodiments of the present invention, and should not be construed as limiting the invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1-4, the embodiment of the utility model provides an integral alloy forming cutter, including handle of a knife 10 and the cutter body 20 that is used for processing the work piece, the lateral wall of cutter body 20 is provided with and is used for form the all sword 30 of horizontal machined surface when cutter body 20 is high-speed rotatory, all sword 30's quantity is two, adjacent two sets of being provided with the chip groove 21 that is used for holding the work piece clout between the all sword 30, one with the adjacent all sword 30 of chip groove 21 with the cross-section of the connection structure of chip groove 21 is fillet structure, another with the adjacent all sword 30 of chip groove 21 with the cross-section of the connection structure of chip groove 21 is colluded column structure.

Specifically, in this embodiment, the junction of all edges 30 and chip pocket 21 is the fillet structure in order to form the reinforcement rib that is used for strengthening this all edges 30 structural strength, cross-sectional structure are protruding arc form, compares in prior art milling cutter's all edges 30 adoption edges and corners type reinforcement rib, has the general technical problem of reinforcement effect, the utility model provides a whole alloy shaping sword adopts the reinforcement rib of protruding arc form, has strengthened all edges 30's structural strength effectively, has prolonged this whole alloy shaping sword's life.

In another embodiment of the present invention, as shown in fig. 1 to 4, the chip pocket 21 is recessed toward the inner side of the cutter body 20 to form a concave arc-shaped cross section, so as to further increase the volume of the chip pocket 21 to accommodate more excess material and prevent the excess material from blocking to affect the processing; the radius length of the arc-shaped structure of the section of the chip groove 21 is in the range of 1mm to 1.5 mm.

In another embodiment of the present invention, as shown in fig. 1 to 4, the number of the peripheral blades 30 is four, and the peripheral blades 30 are arranged on the side wall of the cutter body 20 at intervals and the peripheral blades 30 are spirally arranged along the length direction of the cutter body 20.

In this embodiment, the tool shank 10 includes an installation portion 11 used for being connected with an external machine tool, and a connecting rod 12 used for being connected with the installation portion 11 and the tool body 20, the connecting rod 12 is arranged at one end of the installation portion 11, and the other end of the installation portion 11 is provided with an installation position 13 used for being connected with the machine tool.

In another embodiment of the present invention, as shown in fig. 1 to 4, a first end surface (not marked in the drawing) for connecting with the cutter body 20 and a second end surface (not marked in the drawing) for connecting with the mounting portion 11 are respectively formed on two opposite side walls of the connecting rod 12, the connecting rod 12 is provided with a first cooling liquid flow passage (not marked in the drawing) penetrating through the first end surface and the second end surface, a third end surface (not marked in the drawing) for connecting with the first end surface and a fourth end surface 22 are respectively formed on two opposite side walls of the cutter body 20, the cutter body 20 is provided with a second cooling liquid flow passage 23 penetrating through the third end surface and the fourth end surface 22, and the first cooling liquid passage and the second cooling liquid passage are communicated; specifically, the first cooling liquid channel and the second cooling liquid channel 23 form a total cooling liquid channel for a cooling liquid for heat exchange with the integral alloy forming cutter rotating at a high speed to enter, so as to prevent the cutter from overheating and prolong the service life of the cutter; the liquid supply device can be a combined structure of a cooling liquid tank and an output pump, the structure is a structure formed by technology and mature technology, and the structure is not described in detail in the embodiment and is applied to inputting cooling liquid into the integral alloy forming cutter.

In another embodiment of the present invention, the mounting portion 11, the connecting rod 12 and the cutter body 20 are made of hard material through powder metallurgy process and are integrally formed, and the structural strength of the integral alloy forming cutter can be further improved by adopting an integrally formed structure.

In another embodiment of the present invention, as shown in fig. 1 to 4, the side wall of the connecting rod 12 is provided with a stress deformation compensation groove 13 for improving the structural strength of the connecting rod 12, so as to effectively eliminate the stress of the integral alloy forming cutter and reduce the deformation degree thereof.

In another embodiment of the present invention, as shown in fig. 1 to 4, the installation portion 11 is provided with an input hole connected to an external liquid supply device pipeline, and the input hole is communicated with the first cooling liquid pipeline, so as to cool the whole alloy forming knife, thereby increasing the heat exchange area, prolonging the heat exchange time, increasing the heat exchange efficiency, and further increasing the cooling effect.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an integral alloy shaping sword, its characterized in that includes the handle of a knife and is used for processing the cutter body of work piece, the lateral wall of cutter body is provided with and is used for the all edges of cutter body high-speed rotatory time formation level machined surface, the quantity of all edges is two at least, and is adjacent two sets of be provided with the chip pocket that is used for holding the work piece clout between the all edges, one with all edges that the chip pocket is adjacent with the connection structure's of chip pocket cross-section is fillet structure, another with all edges that the chip pocket is adjacent with the connection structure's of chip pocket cross-section is colluded column structure.

2. The unitary alloy profiled knife as defined in claim 1 wherein: the chip groove is sunken towards the inner side of the cutter body to enable the cross section of the chip groove to be of a concave arc structure.

3. The unitary alloy profiled knife as claimed in claim 2, wherein: the radius length of the arc-shaped structure of the cross section of the chip groove is in the length range of 1mm to 1.5 mm.

4. The unitary alloy profiled knife as defined in claim 1 wherein: the number of the peripheral blades is four, the four peripheral blades are arranged on the side wall of the cutter body at intervals, and the peripheral blades are spirally arranged along the length direction of the cutter body.

5. The integral alloy forming cutter according to any one of claims 1 to 4, wherein: the handle of a knife is including being used for the installation department of being connected with external lathe, and be used for connecting the installation department with the connecting rod of cutter body, the connecting rod sets up the one end of installation department, the other end of installation department be provided with be used for with the installation position that the lathe is connected.

6. The unitary alloy profiled knife as claimed in claim 5, wherein: the cutter body is provided with a first end face and a second end face, the first end face is used for being connected with the cutter body, the second end face is used for being connected with the mounting portion, the connecting rod is provided with a first cooling liquid flow channel penetrating through the first end face and the second end face, the third end face and the fourth end face are used for being connected with the first end face, the second cooling liquid flow channel penetrating through the third end face and the fourth end face, and the first cooling liquid flow channel is communicated with the second cooling liquid flow channel.

7. The unitary alloy profiled knife as claimed in claim 6, wherein: the mounting part, the connecting rod and the cutter body are integrally formed by hard materials through a powder metallurgy process.

8. The unitary alloy profiled knife as claimed in claim 7, wherein: the lateral wall of connecting rod is provided with the stress deformation compensation groove that is used for improving the structural strength of this connecting rod.

9. The unitary alloy profiled knife as claimed in claim 6, wherein: and an input hole connected with an external liquid supply device pipeline is formed in the side wall of the connecting rod, and the input hole is communicated with the first cooling liquid channel.

10. The unitary alloy profiled knife as claimed in claim 6, wherein: the installation part is provided with an input hole connected with an external liquid supply device pipeline, and the input hole is communicated with the first cooling liquid channel.