CN213288842U

CN213288842U - Fashioned milling cutter device of bottom of rail palace

Info

Publication number: CN213288842U
Application number: CN202021547863.8U
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: 2021-05-28
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a fashioned milling cutter device of rail bottom maxilla, overlap the cutter body of the round platform type that forms including a section round platform and a section cylinder, set up at the cutter body center, run through the mounting hole that the cutter body set up, set up in the side of cutter body, the lateral surface is the first blade of plane tooth, set up in the side of cutter body, the lateral surface is the second blade of convex surface tooth, sets up the row cutting groove in the side of cutter body for fixed blade, and quantity and blade one-to-one's mounting screw. The utility model has the advantages of being simple in structure and convenient in operation, have very high practical value and spreading value in milling cutter technical field.

Description

Fashioned milling cutter device of bottom of rail palace

Technical Field

The utility model belongs to the technical field of milling cutter technique and specifically relates to a fashioned milling cutter device of bottom of rail maxilla.

Background

The combined frog is made up of long central rail, short central rail, wing rail, spacer, frog base plate and other parts through planing, cutting and assembling. The point rail of the combined frog is composed of a 1:3 inclined plane, a 1:9 inclined plane and an arc, wherein the two inclined planes change in a three-dimensional way, namely left and right and height, and are generally processed by a planer, so that a worker is required to have strong technical capability, and products processed by the planer have low dimensional accuracy and low surface finish due to the characteristics of a machine tool.

SUMMERY OF THE UTILITY MODEL

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

the utility model provides a fashioned milling cutter device of railways bottom palace, includes the cutter body of the round platform type that a section round platform and a section cylinder overlap and form, sets up in the cutter body center, runs through the mounting hole that the cutter body set up, sets up the side, the lateral surface of cutter body and be the first blade of plane tooth, set up the side, the lateral surface of cutter body and be the second blade of convex tooth, the row who sets up the side at the cutter body cuts the groove, is used for fixing the mounting screw of first blade and second blade.

The side of the circular truncated cone is sequentially provided with a first inclined surface, a first cambered surface, a second inclined surface and a third cambered surface from top to bottom.

The radius that corresponds of first cambered surface is 400mm, the radius that corresponds of second cambered surface is 20mm, the radius that corresponds of third cambered surface is 40mm, the inclination on first inclined plane is 1:3, the inclination of the second inclined plane is 1: 9.

the second blade is installed on the second cambered surface, and the first blade is installed on the first cambered surface, the first inclined surface and the second inclined surface.

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

(1) the utility model discloses set up the outside ingeniously and personally submit convex second blade and the laminating of second inclined plane, improved the machining precision of work piece effectively, guaranteed processing work piece surface finish.

(2) The utility model discloses set up first blade and second blade in cutter body a week ingeniously, carry out the gradual layer and mill, fully protect the cutter, provide the life of cutter.

(3) The utility model discloses set up first blade and second blade from last to down along the cutter body side ingeniously, guarantee that work piece one-time processing is accomplished, improve machining efficiency.

The utility model has the advantages of being simple in structure and convenient in operation, 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 view of the present invention;

fig. 2 is a top 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; 3. mounting holes; 7. arranging and cutting grooves; 8. a first arc surface; 9. a second arc surface; 10. a third cambered surface; 11. a first inclined plane; 12. second inclined plane, 13, mounting screw.

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 truncated cone-shaped cutter body 1 formed by overlapping a truncated cone and a cylinder, a mounting hole 3 formed in the center of the cutter body 1 and penetrating the cutter body 1, a first blade 21 having planar teeth on the side surface of the cutter body 1, a second blade 22 having convex teeth on the side surface of the cutter body 1, a row of cutting grooves 7 formed in the side surface of the cutter body 1, and a mounting screw 13 for fixing the first blade 21 and the second blade 22.

Specifically, the side of the circular truncated cone is sequentially provided with a first inclined surface 11, a first cambered surface 8, a second cambered surface 9, a second inclined surface 12 and a third cambered surface 10 from top to bottom.

Specifically, the radius that first cambered surface 8 corresponds is 400mm, the radius that second cambered surface 9 corresponds is 20mm, the radius that third cambered surface 10 corresponds is 40mm, the inclination of first inclined plane 11 is 1:3, the inclination of the second inclined surface 12 is 1: 9.

specifically, the second blade 22 is installed on the second arc surface 9, and the first blade 21 is installed on the first arc surface 8, the first inclined surface 11, and the second inclined surface 12.

The present embodiment is improved in that the second insert 22 attached to the second inclined surface 12 of the cutter body 1 is provided to improve the precision of the machined workpiece and ensure the smooth finish of the workpiece, and the first insert 21 and the second insert 22 are provided along the circumferential direction of the cutter body 1 to provide machining efficiency and ensure the completion of one-time machining of the workpiece.

Specifically, a first blade 21 and a second blade 22 are arranged on the periphery of the cutter body 1 to perform gradual layer milling, so that the cutter is fully protected, and the service life of the cutter is prolonged.

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 working principle of the present invention is briefly explained as follows:

the milling cutter is installed on the cutter handle through the installation hole 3 in the center position, the power supply is turned on, the cutter handle rotates to drive the milling cutter to rotate, the first blade 21 and the second blade 22 simultaneously cut a workpiece, the first blade 21 processes a plane and an arc surface with the radius of the circle center of 400mm, the second blade 22 processes the arc surface with the radius of the circle center of 20mm, and when the milling is carried out, cutting waste materials are discharged through the cutting discharge groove 7.

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 utility model provides a fashioned milling cutter device of railfoot portion maxilla which characterized in that, including the cutter body (1) of the round platform type that a section round platform and a section cylinder overlap and form, set up in cutter body (1) center, run through mounting hole (3) that cutter body (1) set up, set up in the side of cutter body (1), lateral surface is first blade (21) of plane tooth, set up in the side of cutter body (1), lateral surface is second blade (22) of convex tooth, arrange cutting groove (7) of setting in the side of cutter body (1), mounting screw (13) for fixing first blade (21) and second blade (22).

2. The milling cutter device for the maxilla forming of a rail bottom according to claim 1, wherein the side of the circular truncated cone is provided with a first inclined surface (11), a first cambered surface (8), a second cambered surface (9), a second inclined surface (12) and a third cambered surface (10) from top to bottom in sequence.

3. Milling cutter device for the maxillo-moulding of railways according to claim 2, characterised in that the first arc (8) corresponds to a radius of 400mm, the second arc (9) corresponds to a radius of 20mm, the third arc (10) corresponds to a radius of 40mm, the slope of the first bevel (11) being 1:3, the inclination of the second inclined surface (12) is 1: 9.

4. milling cutter device for the maxilla moulding of rails according to claim 1, wherein the second blade (22) is mounted on a second cambered surface (9) and the first blade (21) is mounted on a first cambered surface (8), a first inclined surface (11) and a second inclined surface (12).