CN212857928U

CN212857928U - Milling cutter device for plate groove forming

Info

Publication number: CN212857928U
Application number: CN202021547848.3U
Authority: CN
Inventors: 陈祥; 李乾斌
Original assignee: Sichuan Tianling Technology Co ltd
Current assignee: Sichuan Tianling Technology Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-04-02
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a fashioned milling cutter device of board groove, include the cutter body that is the step that is formed by overlapping upper end cylinder and lower extreme stage body, set up the mounting hole at cutter body middle part, set up row on the cutter body and cut the groove, set up first blade group, second blade group and third blade group on the cutter body in turn, milling cutter is still including the mounting screw that is used for fixed first blade, second blade, third blade and fourth blade. The utility model has the advantages of being simple in structure and easy in operation, long service life have very high practical value and spreading value in milling cutter technical field.

Description

Milling cutter device for plate groove forming

Technical Field

The utility model belongs to the technical field of milling cutter technique and specifically relates to a fashioned milling cutter device of board groove.

Background

The formed milling cutter is widely applied to the field of metal cutting, various formed milling cutters exist in the market at present, the original vertically-installed combined plate groove formed milling cutter has higher requirements on the rigidity and the power of a machine tool when in use, the cost of the cutter is higher, a blade table is easily damaged after a blade is damaged in the machining process, and the blade table is difficult to repair, so that a cutter body is scrapped, meanwhile, the machined part to be machined needs to be machined for multiple times in the existing machining process, the machining precision is easily reduced, and the production efficiency is influenced. Therefore, in engineering, the milling cutter device for forming the plate groove is expected to be adopted, which has compact and reasonable structure, simple operation, firm and reliable positioning, can meet the requirement of machining precision and has long service life.

SUMMERY OF THE UTILITY MODEL

To the above problem, an object of the utility model is to provide a fashioned milling cutter device of board groove, the utility model discloses a technical scheme as follows:

a milling cutter device for forming a plate groove comprises a stepped cutter body formed by overlapping an upper end cylinder and a lower end platform body, a mounting hole formed in the middle of the cutter body, a row of cutting grooves formed in the cutter body, and a first blade group, a second blade group and a third blade group which are alternately arranged on the cutter body;

the first blade group comprises a third blade arranged on the side surface of the upper end cylinder and a first blade arranged on the side surface of the lower end table body, the second blade group comprises a second blade arranged on the top of the lower end table body, and the third blade group comprises a third blade arranged on the side surface of the upper end cylinder and a fourth blade arranged on the top of the lower end table body;

the milling cutter further comprises a mounting screw for fixing the first, second, third and fourth inserts.

The connecting line of the first blade group and the central axis of the mounting hole is a first angle line, the connecting line of the second blade group and the central axis of the mounting hole is a second angle line, the connecting line of the third blade group and the central axis of the mounting hole is a third angle line, the included angle between the first angle line and the second angle line is 20 degrees, and the included angle between the second angle line and the third angle line is 25 degrees.

The top of the lower end table body is an inclined plane, and the inclined plane has an inclination angle of 6 degrees, 20 minutes and 25 seconds relative to the horizontal plane.

The top of the upper end cylinder is 65mm away from the bottom of the lower end table body, and the height of the upper end cylinder is 30 mm.

The first blade group, the second blade group and the third blade group are all provided with two groups on the cutter body.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model discloses set up the row of different quantity in turn and cut groove and knife tackle ingeniously in cutter body side, realize treating the gradual stratification type of milling the work piece and mill, improve milling cutter's life.

(2) The utility model discloses adopt the cylinder ingeniously and have the cutter body of the stage body combination of confirming the inclined plane angle, effectively guarantee the requirement to specific work piece machining precision.

(3) The utility model discloses follow the same generating line of cutter body side and from last to setting up first blade group, second blade group and third blade group down, solved the problem that segmentation processing is wasted time and energy.

(4) The utility model discloses circumference sets up first blade group, second blade group and third blade group, can play certain regulating action to the different knife tackle of side atress size, makes three knife tackle atress reach a balance to improve life.

The utility model has the advantages of being simple in structure and easy in operation, long service life have very high practical value and spreading value in milling cutter technical field.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as a limitation of the scope of protection, and for those skilled in the art, other related drawings may be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a half-sectional view of the present invention.

In the drawings, the names of the parts corresponding to the reference numerals are as follows:

1. a cutter body; 21. a first blade; 22. a second blade; 23. a third blade; 24. a fourth blade; 3. arranging and cutting grooves; 4. a first blade set; 5. a second blade set; 6. a third blade set; 7. mounting holes; 8. and (5) mounting screws.

Detailed Description

To make the objectives, technical solutions and advantages of the present application more clear, the present invention will be further described with reference to the accompanying drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

As shown in fig. 1 and 2, the present embodiment provides a milling cutter device formed by a plate groove, which includes a stepped cutter body 1 formed by overlapping an upper end cylinder and a lower end table body, a mounting hole 7 formed in the middle of the cutter body 1, a row of cutting grooves 3 formed in the cutter body 1, and a first blade group 4, a second blade group 5, and a third blade group 6 alternately arranged on the cutter body 1;

specifically, the first blade group 4 comprises a third blade 23 arranged on the side surface of the upper end cylinder and a first blade 21 arranged on the side surface of the lower end table body, the second blade group 5 comprises a second blade 22 arranged on the top of the lower end table body, and the third blade group 6 comprises a third blade 23 arranged on the side surface of the upper end cylinder and a fourth blade 24 arranged on the top of the lower end table body;

specifically, the milling cutter further includes a mounting screw 8 for fixing the first, second, third and

fourth inserts

21, 22, 23 and 24.

Specifically, the line between the first blade group 4 and the central axis of the mounting hole 7 is a first angular line, the line between the second blade group 5 and the central axis of the mounting hole 7 is a second angular line, the line between the third blade group 6 and the central axis of the mounting hole 7 is a third angular line, the included angle between the first angular line and the second angular line is 20 degrees, and the included angle between the second angular line and the third angular line is 25 degrees. The compactness of structure is fully considered in the setting of different angles, simultaneously, different angles can play certain regulatory action to the different knife tackle of side atress size, make three knife tackle atress reach a balance to improve life

Specifically, the first blade group 4, the second blade group 5 and the third blade group 6 are arranged from top to bottom along the same bus of the side face of the cutter body, so that the problems of time and labor waste in segmented processing are solved, and the workpiece to be processed can be processed and finished at one time.

Specifically, the top of the lower end table body is an inclined plane, the oblique cutting angle of the inclined plane relative to the horizontal plane is 6 degrees, 20 minutes and 25 seconds, and the accurate angle can fully guarantee the machining precision of the workpiece to be machined.

The working principle of the utility model is simply explained as follows:

the milling cutter is installed on the cutter handle through the installation hole 7 in the center, the power supply is started, the cutter handle rotates to drive the milling cutter to rotate, the first blade group 4 firstly performs rough machining on a workpiece to be machined to machine a step surface with a certain depth, then the second blade group 5 polishes the step surface with a certain profile, then the third blade group 6 performs further cutting and polishing on the step surface, and cutting waste materials are discharged through the cutting discharge groove 3 during cutting.

In the present embodiment, the terms "first", "second", and the like are used only for distinguishing the similar components, and are not to be construed as limiting the scope of protection. In the present embodiment, the terms of orientation such as "bottom", "top", "peripheral edge", "center", and the like are explained based on the drawings.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and are not limitations on the protection scope of the present invention, but all the changes made by adopting the design principle of the present invention and performing non-creative work on this basis shall fall within the protection scope of the present invention.

Claims

1. The milling cutter device for forming the plate groove is characterized by comprising a stepped cutter body (1) formed by overlapping an upper end cylinder and a lower end table body, a mounting hole (7) formed in the middle of the cutter body (1), a row cutting groove (3) formed in the cutter body (1), and a first blade group (4), a second blade group (5) and a third blade group (6) which are alternately arranged on the cutter body (1);

the first blade group (4) comprises a third blade (23) arranged on the side surface of the upper end cylinder and a first blade (21) arranged on the side surface of the lower end table body, the second blade group (5) comprises a second blade (22) arranged on the top of the lower end table body, and the third blade group (6) comprises a third blade (23) arranged on the side surface of the upper end cylinder and a fourth blade (24) arranged on the top of the lower end table body;

the milling cutter further comprises a mounting screw (8) for fixing the first insert (21), the second insert (22), the third insert (23) and the fourth insert (24).

2. The milling cutter device for plate groove forming according to claim 1, wherein the line connecting the first blade set (4) and the central axis of the mounting hole (7) is a first angle line, the line connecting the second blade set (5) and the central axis of the mounting hole (7) is a second angle line, the line connecting the third blade set (6) and the central axis of the mounting hole (7) is a third angle line, the first angle line and the second angle line form an angle of 20 degrees, and the second angle line and the third angle line form an angle of 25 degrees.

3. The milling cutter device for plate groove forming according to claim 1, wherein the top of the lower table body is a slope, and the slope is inclined at an angle of 6 degrees, 20 minutes and 25 seconds with respect to the horizontal plane.

4. The milling cutter device for plate groove molding of claim 1, wherein the top of the upper cylinder is 65mm from the bottom of the lower table body, and the height of the upper cylinder is 30 mm.

5. A plate-and-slot milling cutter device according to claim 1, characterized in that the first set of blades (4), the second set of blades (5) and the third set of blades (6) are arranged in two groups on the cutter body (1).