CN214291032U

CN214291032U - Four-edge end milling cutter convenient for chip removal

Info

Publication number: CN214291032U
Application number: CN202022800179.2U
Authority: CN
Inventors: 蒋明明
Original assignee: Changzhou Chuangjin Tool Co ltd
Current assignee: Changzhou Chuangjin Tool Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-09-28
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a four-blade end mill convenient to chip removal, including mount pad, internal thread, spliced pole, fastening screw, fixation nut, blade holder, handle of a knife, fastener, tool bit, cutting edge, chip groove, mounting hole and louvre. The utility model has the advantages that: the cutting edge is provided with four groups, be convenient for improve milling efficiency of this milling cutter, the handle of a knife coats the anticorrosive coating outward, and the anticorrosive coating is corrosion-resistant building stones coating, it evenly coats on the outer wall of handle of a knife, be convenient for prevent that the handle of a knife from exposing for a long time in the air and being corroded, improve the life of handle of a knife, the lower extreme axis position fixedly connected with of tool bit is centering, be convenient for improve this milling cutter's positioning efficiency, prevent to mill in-process offset, the chip groove is located the recess between the cutting edge, it sets up with the cutting edge winding, be convenient for to mill the timely clearance of sweeps, the tool bit adopts that the stereoplasm stainless steel is made, be convenient for improve this milling cutter's life.

Description

Four-edge end milling cutter convenient for chip removal

Technical Field

The utility model relates to a cutter specifically is a four-blade end mill convenient to chip removal belongs to milling cutter technical field.

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. Most of the existing milling cutters are made of hard alloy materials and have the advantages of strong cutting capability and corrosion resistance. The four-edge end mill that sells on the market is various now, however it still has some problems in the in-service use, and one, current four-edge end mill do not have anticorrosive protective layer mostly, can take place corrosion and damage with air contact in long-time work, and its two, current four-edge end mill do not set up the chip groove mostly, and the unable timely clears away the piece, easily leads to the piece to pile up and influence the working progress.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a four-edged end mill convenient to chip removal just for solving above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a four-edge end mill convenient for chip removal comprises a mounting seat, internal threads, a connecting column, a fastening screw, a fixing nut, a cutter holder, a cutter handle, a fastening piece, a cutter head, a cutting edge, a chip removal groove, a mounting hole and heat dissipation holes; the utility model discloses a four-edge end mill, including mount pad, blade holder and tool bit, the mounting hole has been seted up to the inside of mount pad, be provided with the internal thread on the inner wall of mounting hole, the downside fixedly connected with spliced pole of mount pad, fixed welding has fixation nut on one side outer wall of spliced pole, and fixation nut's opposite side is provided with complex fastening screw with it, the lower surface rigid coupling of spliced pole has the blade holder, and the downside fixed mounting of blade holder has the handle of a knife, the lower extreme rigid coupling of handle of a knife has the fastener, and the handle of a knife passes through fastener fixedly connected with tool bit, be provided with the cutting edge on the tool bit, and the fixed chip groove of having seted up of side of cutting edge, still be provided with the louvre on the tool bit.

Preferably, in order to prevent the knife handle from being corroded after being exposed in air for a long time and prolong the service life of the knife handle, the corrosion-resistant layer is coated outside the knife handle and is a corrosion-resistant stone coating which is uniformly coated on the outer wall of the knife handle.

Preferably, in order to improve the milling efficiency of the milling cutter, four sets of the cutting edges are provided.

Preferably, in order to improve the positioning efficiency of the milling cutter and prevent the position deviation in the milling process, the axis position in the lower end of the cutter head is fixedly connected with a centering device.

Preferably, in order to facilitate timely cleaning of the milling scraps, the chip discharge grooves are formed in the grooves between the cutting edges and are wound around the cutting edges.

Preferably, in order to improve the service life of the cutter, the cutter head is made of hard stainless steel.

The utility model has the advantages that: this kind of four-edged end mill convenient to chip removal reasonable in design, the cutting edge is provided with four groups, be convenient for improve this milling cutter mill efficiency, the anti-corrosion coating is scribbled to the handle of a knife outward, and anti-corrosion coating is corrosion-resistant building stones coating, it evenly coats and smears on the outer wall of handle of a knife, be convenient for prevent that the handle of a knife from exposing in the air for a long time and being corroded, improve the life of handle of a knife, the lower extreme axis position fixedly connected with of tool bit is centering, be convenient for improve this milling cutter's positioning efficiency, prevent to mill in-process offset, the chip groove is located the recess between the cutting edge, it sets up with the cutting edge winding, be convenient for will mill the timely clearance of sweeps, the tool bit adoption is that the stereoplasm stainless steel is made, be convenient for improve this milling cutter's life.

Drawings

FIG. 1 is a schematic view of the four-blade milling cutter of the present invention;

FIG. 2 is an enlarged schematic view of the tool bit of the present invention;

fig. 3 is a schematic view of the top view structure of the tool bit of the present invention.

In the figure: 1. the tool comprises a mounting seat, 2 parts of internal threads, 3 parts of a connecting column, 4 parts of a fastening screw, 5 parts of a fixing nut, 6 parts of a tool apron, 7 parts of a tool handle, 8 parts of a fastening piece, 9 parts of a tool bit, 10 parts of a cutting edge, 11 parts of a chip groove, 12 parts of a mounting hole, 13 parts of a heat dissipation hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, a four-edge end mill facilitating chip removal comprises a mounting base 1, internal threads 2, a connecting column 3, a fastening screw 4, a fixing nut 5, a tool apron 6, a tool shank 7, a fastener 8, a tool bit 9, a blade 10, a chip removal groove 11, a mounting hole 12 and a heat dissipation hole 13; mounting base 1, blade holder 6 and tool bit 9 constitute this four-edge end mill's major structure, mounting hole 12 has been seted up to mounting base 1's inside, be provided with internal thread 2 on the inner wall of mounting hole 12, mounting base 1's downside fixedly connected with spliced pole 3, fixed welding has fixation nut 5 on one side outer wall of spliced pole 3, and fixation nut 5's opposite side is provided with complex fastening screw 4 with it, the lower surface rigid coupling of spliced pole 3 has blade holder 6, and the downside fixed mounting of blade holder 6 has handle of a knife 7, the lower extreme rigid coupling of handle of a knife 7 has fastener 8, and handle of a knife 7 passes through fastener 8 fixedly connected with tool bit 9, be provided with cutting edge 10 on the tool bit 9, and the fixed chip groove 11 of having seted up of cutting edge 10 side, still be provided with louvre 13 on the tool bit 9.

Cutting edge 10 is provided with four groups, is convenient for improve this milling cutter mill efficiency, 7 outer coating anti-corrosion coatings of handle of a knife, and anti-corrosion coatings are corrosion-resistant building stones coatings, and it evenly coats on the outer wall of handle of a knife 7, is convenient for prevent that handle of a knife 7 from exposing in the air for a long time and being corroded, improves handle of a knife 7's life, the lower extreme axis position fixedly connected with of tool bit 9 is centering, is convenient for improve this milling cutter's location efficiency, prevents to mill in-process offset, chip groove 11 is located the recess between cutting edge 10, and it sets up with cutting edge 10 winding, is convenient for will mill the timely clearance of sweeps, what tool bit 9 adopted is that the stereoplasm stainless steel is made, is convenient for improve this milling cutter's life.

The working principle is as follows: when using this kind of four-edged end mill convenient to chip removal, install 7 bottoms of handle of a knife and blade holder 6 earlier, after having installed, carry out threaded connection with the internal thread 2 that sets up in the mount pad 1 through mounting hole 12 and lathe, after having connected, through the connecting action between fastening screw 4 and the fixation nut 5 further fixed blade holder 6, make its condition that adapts to current use, can begin to mill and cut, the piece that 10 edges of cutting edge milled the production passes through chip groove 11 and in time discharges, prevented effectively that the sweeps from piling up and leading to milling the appearance error, be provided with louvre 13 simultaneously, be convenient for cool down tool bit 9, it is comparatively convenient to use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a four-edged end mill convenient to chip removal which characterized in that: the tool comprises a mounting seat (1), internal threads (2), a connecting column (3), a fastening screw (4), a fixing nut (5), a tool apron (6), a tool shank (7), a fastening piece (8), a tool bit (9), a cutting edge (10), a chip groove (11), a mounting hole (12) and a heat dissipation hole (13); the four-blade end mill is characterized in that the mounting seat (1), the tool apron (6) and the tool bit (9) form a main body structure of the four-blade end mill, a mounting hole (12) is formed in the mounting seat (1), internal threads (2) are formed in the inner wall of the mounting hole (12), a connecting column (3) is fixedly connected to the lower side of the mounting seat (1), a fixing nut (5) is fixedly welded to the outer wall of one side of the connecting column (3), a fastening screw rod (4) matched with the fixing nut (5) is arranged on the opposite side of the fixing nut (5), the tool apron (6) is fixedly connected to the lower surface of the connecting column (3), a tool handle (7) is fixedly mounted to the lower side of the tool apron (6), a fastener (8) is fixedly connected to the lower end of the tool handle (7), the tool handle (7) is fixedly connected with the tool bit (9) through the fastener (8), and a cutting edge (10) is arranged on the tool bit (9), and the side of the cutting edge (10) is fixedly provided with a chip groove (11), and the cutter head (9) is also provided with a heat dissipation hole (13).

2. A four-edged end mill facilitating chip removal according to claim 1, wherein: four groups of blades (10) are arranged.

3. A four-edged end mill facilitating chip removal according to claim 1, wherein: the anti-corrosion coating is coated on the outer surface of the knife handle (7), and the anti-corrosion coating is a corrosion-resistant stone coating which is uniformly coated on the outer wall of the knife handle (7).

4. A four-edged end mill facilitating chip removal according to claim 1, wherein: the axis position in the lower end of the cutter head (9) is fixedly connected with a centering device.

5. A four-edged end mill facilitating chip removal according to claim 1, wherein: the chip grooves (11) are positioned in the grooves between the cutting edges (10) and are wound with the cutting edges (10).

6. A four-edged end mill facilitating chip removal according to claim 1, wherein: the tool bit (9) is made of hard stainless steel.