CN213257334U

CN213257334U - Two-groove four-blade universal appearance milling cutter

Info

Publication number: CN213257334U
Application number: CN202022094369.7U
Authority: CN
Inventors: 储金川; 徐培
Original assignee: Dongguan Tongjin Cutter Technology Co ltd
Current assignee: Dongguan Tongjin Cutter Technology Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-05-25
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a general type outward appearance milling cutter of two grooves four blades, including clamping handle of a knife, blade and second sword groove, the collet chuck is connected to the inboard of clamping handle of a knife, and the inboard of collet chuck is connected with the handle of a knife, the outside of handle of a knife is provided with anti-skidding wearing layer, the blade is connected in the other end of handle of a knife. This general type outward appearance milling cutter of two grooves four edges is provided with the blade, the blade is integral structure with the handle of a knife, integral structure's blade and handle of a knife, can guarantee between fixed fastness and stability, through first cutting edge and the second cutting edge of setting on first cutting edge, third cutting edge and fourth cutting edge in the second cutting edge, reach and open thick, the integrative effect of truing, and extension cutter life, be close to the preceding first cutting edge of first cutting edge and do low 0.015 ~ 0.03mm than being close to the second cutting edge at the back, such design can make when rotatory cutting, preceding first cutting edge contacts the work piece earlier, be used for rough machining, contact the work piece behind the first cutting edge at the back, be used for finish machining.

Description

Two-groove four-blade universal appearance milling cutter

Technical Field

The utility model relates to an industrial processing application technology field specifically is a two grooves four-blade general type outward appearance milling cutter.

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.

Usually, the product surface has appearance requirements, and a rough opening cutter and a finishing cutter are needed, and the two cutters are combined and processed. The control of the margin between the two knives needs to be adjusted by artificial compensation. At present, the processing mode can cause the increase of processing cost and over-reliance on operators, and the conventional cutter can reduce the cutter edge number to achieve the appearance effect of products, so that the cutter is sharper, but the service life is shortened. Some products which require more severe need to be manually intervened for grinding and polishing, and the number of working procedures is increased, so that the two-groove four-edge universal appearance milling cutter is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two grooves four-edge general type outward appearance milling cutter to there is the outward appearance to require to all need one to open thick cutter and one finishing tool to the product face usually that provides in solving above-mentioned background art, and two knife tackle are processed and are accomplished. The control of the margin between the two knives needs to be adjusted by artificial compensation. At present, the processing mode can cause the increase of processing cost and over-reliance on operators, and the conventional cutter can reduce the cutter edge number to achieve the appearance effect of products, so that the cutter is sharper, but the service life is shortened. And parts of products with more severe requirements need manual intervention for grinding and polishing, so that the working procedures are increased.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two grooves four edges general type outward appearance milling cutter, includes clamping handle of a knife, blade and second sword groove, the collet chuck is connected to the inboard of clamping handle of a knife, and the inboard of collet chuck is connected with the handle of a knife, the outside of handle of a knife is provided with anti-skidding wearing layer, the blade is connected in the other end of handle of a knife, and one side of blade has seted up first sword groove, the department of being close to of first sword groove is provided with first sword edge, and the department of keeping away from of first sword groove is provided with the second cutting edge, the opposite side in blade is seted up in the second sword groove, and the department of being close to of second sword groove is provided with the third cutting edge, the department of keeping away from of second sword.

Preferably, the clamping tool handle, the collet chuck and the tool handle are concentrically distributed, and the clamping tool handle, the collet chuck and the tool handle are movably connected.

Preferably, the outer side of the anti-skid wear-resistant layer is attached to the inner side of the knife handle, and the anti-skid wear-resistant layer is fixedly connected with the knife handle.

Preferably, the cutting edge and the knife handle are of an integrated structure, and the first knife grooves and the second knife grooves are symmetrically distributed along the central axis of the cutting edge.

Preferably, the first cutting edge and the second cutting edge are of an integrated structure with the cutting edge, and the indexing included angle between the first cutting edge and the second cutting edge is 47 degrees.

Preferably, the height of the first blade is 0.015-0.03 mm lower than that of the second blade, and the shape structures of the third blade and the fourth blade are consistent with those of the first blade and the second blade.

Compared with the prior art, the beneficial effects of the utility model are that: the two-groove four-blade universal appearance milling cutter is provided with a clamping cutter handle, the clamping cutter handle, a collet chuck and the cutter handle are concentrically distributed, and the clamping cutter handle, the collet chuck and the cutter handle which are concentrically distributed can ensure the position accuracy among the clamping cutter handle, the collet chuck and the cutter handle, so that the cutting effect of a cutting edge is improved, the cutter handle is convenient to disassemble due to the movable connection, a cutter is convenient to replace, and the friction force between the cutter handle and the collet chuck can be improved due to the anti-skid wear-resistant layer arranged on the outer side of the cutter handle;

the blade is integrated into one piece with the handle of a knife, integrated into one piece's blade and handle of a knife, fixed fastness and stability between can guaranteeing, through first cutting edge and the second cutting edge of setting on first blade groove, third cutting edge and fourth cutting edge on the second blade groove, reach and open roughly, the integrative effect of truing, and extension cutter life, be close to first cutting edge in front of first blade groove and do low 0.015 ~ 0.03mm than being close to the second cutting edge at the back, such design can make when the rotatory cutting, preceding first cutting edge contacts the work piece earlier, be used for rough machining, contact the work piece behind the first cutting edge at the back, be used for the finish machining. The two edges of the cutter are different, so that the allowance between the rough edge and the fine edge does not need to be manually adjusted. A0-degree rear angle is made on the rear angle face of the second cutting edge, the width of the cylindrical smoothing cutting edge is 0.02-0.05, the design can play a role in cutting and extruding, and the effect of manual polishing is achieved. And the roughing and the fine trimming are carried out on one cutter, so that the processing stability is greatly improved.

Drawings

FIG. 1 is a schematic view of an assembled exploded view of the present invention;

FIG. 2 is a schematic view of the structure of the edge end face of the present invention;

in the figure: 1. clamping a tool shank; 2. a collet; 3. a knife handle; 4. an anti-slip wear layer; 5. cutting edges; 6. a first knife slot; 7. a first blade; 8. a second blade; 9. a second knife slot; 10. a third blade; 11. a fourth blade; 12. chip flutes.

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. 1-2, the present invention provides a technical solution: a two-groove four-blade universal appearance milling cutter comprises a clamping cutter handle 1, a collet chuck 2, a cutter handle 3, an anti-skidding wear-resistant layer 4, a cutting edge 5, a first cutter groove 6, a first cutter edge 7, a second cutter edge 8, a second cutter groove 9, a third cutter edge 10, a fourth cutter edge 11 and a chip groove 12, wherein the inner side of the clamping cutter handle 1 is connected with the collet chuck 2, the inner side of the collet chuck 2 is connected with the cutter handle 3, the outer side of the cutter handle 3 is provided with the anti-skidding wear-resistant layer 4, the clamping cutter handle 1, the collet chuck 2 and the cutter handle 3 are distributed in a concentric circle, the clamping cutter handle 1, the collet chuck 2 and the cutter handle 3 are movably connected, the outer side of the anti-skidding wear-resistant layer 4 is attached to the inner side of the cutter handle 3, the anti-skidding wear-resistant layer 4 is fixedly connected with the cutter handle 3, the clamping cutter handle 1, the collet chuck 2 and the cutter handle 3 are distributed in a, the anti-skid wear-resistant layer 4 arranged on the outer side of the knife handle 3 can improve the friction force between the knife handle 3 and the collet chuck 2, so that the stability is improved;

the cutting edge 5 is connected to the other end of the knife handle 3, a first knife groove 6 is formed in one side of the cutting edge 5, a first knife edge 7 is arranged at the position close to the first knife groove 6, a second knife edge 8 is arranged at the position far away from the first knife groove 6, a second knife groove 9 is formed in the other side of the cutting edge 5, a third knife edge 10 is arranged at the position close to the second knife groove 9, a fourth knife edge 11 is arranged at the position far away from the second knife groove 9, a chip containing groove 12 is formed in the port of the cutting edge 5, the cutting edge 5 and the knife handle 3 are of an integrated structure, the first knife groove 6 and the second knife groove 9 are symmetrically distributed along the central axis of the cutting edge 5, the first knife edge 7, the second knife edge 8 and the cutting edge 5 are of an integrated structure, the indexing included angle between the first knife edge 7 and the second knife edge 8 is 47 degrees, the height of the first knife edge 7 is lower than that of the second knife edge 80.015-0, The shape and the structure of the second cutting edge 8 are consistent, the cutting edge 5 and the cutter handle 3 are of an integrated structure, the firmness and the stability of fixation can be guaranteed, the effects of roughing and finishing integration are achieved through the first cutting edge 7 and the second cutting edge 8 which are arranged on the first cutter groove 6, and the third cutting edge 10 and the fourth cutting edge 11 which are arranged on the second cutter groove 9, the service life of the cutter is prolonged, the first cutting edge 7 close to the front of the first cutter groove 6 is lower than the second cutting edge 8 close to the rear by 0.015-0.03 mm, due to the design, when the cutter is in rotary cutting, the first cutting edge 7 in the front contacts with the workpiece firstly for roughing, and the first cutting edge 7 in the rear contacts with the workpiece for finish machining. The two edges of the cutter are different, so that the allowance between the rough edge and the fine edge does not need to be manually adjusted. A0-degree rear angle is made on the rear angle face of the second cutting edge 8, the width of the cylindrical smoothing cutting edge is 0.02-0.05, the design can play a role in cutting and extruding, and the effect of manual polishing is achieved.

The working principle is as follows: for the two-groove four-edge universal appearance milling cutter, firstly, the installation of the cutter handle 3 part is completed through the clamping handle 1 and the collet chuck 2, the clamping handle 1, the collet chuck 2 and the handle 3 which are distributed concentrically can ensure the position accuracy among the three parts, thereby improving the cutting effect of the cutting edge 5, the movable connection is convenient for disassembling the handle 3 and replacing the cutter, the anti-skid wear-resistant layer 4 arranged on the outer side of the handle 3 can improve the friction force between the handle 3 and the collet chuck 2, thereby increasing the stability, the cutting edge 5 and the handle 3 which are in an integrated structure can ensure the firmness and the stability of the fixation, the effect of the integration of rough cutting and fine trimming is achieved through the first cutter edge 7 and the second cutter edge 8 arranged on the first cutter groove 6 and the third cutter edge 10 and the fourth cutter edge 11 arranged on the second cutter groove 9, the service life of the cutter is prolonged, the first cutter edge 7 close to the front of the first cutter groove 6 is lower than the second cutter edge 8 close to the back by 0.015-0.03 mm, such a design would allow the leading first cutting edge 7 to contact the workpiece first for roughing and the trailing first cutting edge 7 to contact the workpiece later for finishing during rotary cutting. The two edges of the cutter are different, so that the allowance between the rough edge and the fine edge does not need to be manually adjusted. A0-degree rear angle is made on the rear angle face of the second cutting edge 8, the width of the cylindrical smoothing cutting edge is 0.02-0.05, the design can play a role in cutting and extruding, and the effect of manual polishing is achieved. And the rough cutting and the fine trimming are carried out on one cutter, so that the processing stability is greatly improved, and the use process of the whole two-groove four-edge universal appearance milling cutter is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two general type outward appearance milling cutters of groove four-edge, includes clamping handle of a knife (1), blade (5) and second sword groove (9), its characterized in that: collet chuck (2) is connected to the inboard of clamping handle of a knife (1), and the inboard of collet chuck (2) is connected with handle of a knife (3), the outside of handle of a knife (3) is provided with anti-skidding wearing layer (4), blade (5) are connected in the other end of handle of a knife (3), and first sword groove (6) have been seted up to one side of blade (5), the department of being close to of first sword groove (6) is provided with first cutting edge (7), and the department of keeping away from of first sword groove (6) is provided with second cutting edge (8), the opposite side in blade (5) is seted up in second sword groove (9), and the department of being close to of second sword groove (9) is provided with third cutting edge (10), the department of keeping away from of second sword groove (9) is provided with fourth cutting edge (11), chip groove (12) have been seted up in.

2. A two-flute four-edge utility-type appearance milling cutter as defined in claim 1 wherein: the clamping tool holder (1), the collet (2) and the tool holder (3) are concentrically distributed, and the clamping tool holder (1), the collet (2) and the tool holder (3) are movably connected.

3. A two-flute four-edge utility-type appearance milling cutter as defined in claim 1 wherein: the outer side of the anti-skid wear-resistant layer (4) is attached to the inner side of the knife handle (3), and the anti-skid wear-resistant layer (4) is fixedly connected with the knife handle (3).

4. A two-flute four-edge utility-type appearance milling cutter as defined in claim 1 wherein: the cutting edge (5) and the knife handle (3) are of an integrated structure, and the first knife groove (6) and the second knife groove (9) are symmetrically distributed along the central axis of the cutting edge (5).

5. A two-flute four-edge utility-type appearance milling cutter as defined in claim 1 wherein: first cutting edge (7) and second cutting edge (8) are the integral structure with blade (5), and the graduation contained angle between first cutting edge (7) and second cutting edge (8) is 47 degrees.

6. A two-flute four-edge utility-type appearance milling cutter as defined in claim 1 wherein: first cutting edge (7) height is less than second cutting edge (8)0.015 ~ 0.03mm, and third cutting edge (10), fourth cutting edge (11) shape structure and first cutting edge (7), second cutting edge (8) shape structure are unanimous.