CN210615254U

CN210615254U - Automobile wheel hub centre bore rising head milling cutter

Info

Publication number: CN210615254U
Application number: CN201921494082.4U
Authority: CN
Inventors: 吴玉艳; 刘国强; 刘国洋; 姚甫祥; 王祖国
Original assignee: Jiangsu Amaz Speed Aluminum Co ltd
Current assignee: Jiangsu Amaz Speed Aluminum Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-05-26
Anticipated expiration: 2029-09-10

Abstract

A milling cutter for riser heads of center holes of automobile hubs comprises a cutter handle, wherein one end of the cutter handle is a mounting end, the other end of the cutter handle is a processing end, the processing end comprises a drilling part and a milling part, the milling part is arranged above the drilling part, the rotating outer diameter of the milling part is larger than that of the drilling part, the drilling part is symmetrically and uniformly provided with a plurality of drill bit blade grooves along the left and right sides of the end part, the cutter heads are ensured to stagger left and right to cover a full drilling area, drill bit blades are arranged in the drill bit blade grooves, the milling part comprises a cutter seat, the milling head blade grooves are symmetrically and uniformly provided on the left and right, a first cutter head mounting groove and a second cutter head mounting groove are arranged, the cutter heads are ensured to stagger left and right to cover the full drilling area, the cutter heads are respectively arranged on the first cutter head mounting groove and the second cutter head mounting groove, and the problems of more dark riser heads and, the processing of the blind riser and the central hole can be finished by one-time processing, and the production efficiency is improved.

Description

Automobile wheel hub centre bore rising head milling cutter

Technical Field

The utility model belongs to the technical field of machining instrument, especially, relate to an automobile wheel hub centre bore rising head milling cutter.

Background

Gravity casting, forging and low-pressure precision casting, wherein when the aluminum alloy wheel hub with zero offset and negative offset is cast, a wheel spoke is recessed inwards, so that aluminum water is difficult to fill, a casting riser is arranged above the wheel spoke center mounting surface of a wheel hub casting die, and a large amount of residual riser waste materials are left on the hub blank mounting surface after casting by the casting method; the traditional blind riser cutting machine cannot completely cut the residual part of the blind riser due to the limitation of the space structure of a hub.

After the hub blank is cast, a center hole needs to be machined in the center of a spoke, and when an aluminum alloy hub with zero offset and negative offset is machined, riser waste materials are left on the mounting surface of the hub blank; the traditional blind riser cutting machine cannot completely cut the residual part of the blind riser due to the limitation of the space structure of a hub; the traditional method is reserved for a machining workshop to be machined by a numerical control lathe, so that the problems of increased machining time of machining a precious numerical control lathe, low production efficiency and the like are solved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect that riser waste materials are remained on the mounting surface of a wheel hub blank when a center hole needs to be processed in the center of a wheel spoke and an aluminum alloy wheel hub with zero offset and negative offset is processed after the wheel hub blank is cast in the prior art; the traditional blind riser cutting machine cannot completely cut the residual part of the blind riser due to the limitation of the space structure of a hub; the traditional method is reserved for a machining workshop to be machined by a numerical control lathe, so that the problems of increased machining time of machining a precious numerical control lathe, low production efficiency and the like are solved. The utility model provides an automobile wheel hub centre bore rising head milling cutter adopts following technical scheme:

the utility model provides an automobile wheel hub centre bore rising head milling cutter, includes the handle of a knife, handle of a knife one end is the installation end, and the other end is the processing end, and the processing end includes drilling portion and milling portion, and the drilling portion top is located to milling portion to the rotatory external diameter of milling portion is greater than the rotatory external diameter of drilling portion, and a plurality of drill bit blade groove has evenly been seted up along the edge circumference in drilling portion, and there is the drill bit blade through the mounting screw in the drill bit blade groove to it covers the full brill area of cutting to guarantee to stagger about the blade head, and milling portion includes the milling cutter seat, the one end of milling cutter seat one side is equipped with first milling cutter head mounting groove, and the other end of milling cutter seat opposite side is equipped with second milling cutter head mounting groove, has the milling cutter head through the mounting screw respectively on first.

Preferably, the centers of rotation of the drilling portion and the milling portion are on the same centerline.

Preferably, the outermost side of the first milling cutter head mounting groove and the outermost side of the second milling cutter head mounting groove are arranged on the same straight line, the blade head is guaranteed to be staggered left and right to cover a full milling area, when the milling part rotates for a circle, waste milling can be completed right, and residual waste materials are avoided.

Preferably, a plurality of adjusting screw holes are formed in the cutter handle along the length direction, and the milling cutter seat is installed on the cutter handle through screws, so that the safety and firmness of the blade are guaranteed; when different milling surfaces need to be processed, the processing can be adjusted according to the corresponding milling head depth positioning device.

Has the advantages that: the utility model discloses a be divided into drilling portion and milling portion with milling cutter's processing end, when milling cutter rotates, can drive drilling portion and mill the portion and rotate simultaneously, when carrying out centre bore man-hour at the spoke, the rising head waste material that produces when can be simultaneously milling when casting, when the milling face of the different degree of depth of needs processing, can be according to corresponding milling face position degree of depth, the adjustment milling cutter seat is realized at the degree of depth regulation stop device on equipment, the utility model discloses can accomplish the simultaneous processing of centre bore and rising head waste material, need not change the milling cutter head in the course of the work, the milling position can easily be realized, reduces the machining allowance who leaves for numerical control lathe, makes production efficiency high.

Drawings

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

Fig. 2 is a bottom view of the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of the second embodiment of the present invention.

In the figure: 1-a knife handle, 2-an installation end and 3-a processing end;

11-adjusting screw holes, 31-drilling part and 32-milling part;

311-bit insert pocket, 312-bit insert, 321-mill seat, 322-first mill head mounting pocket, 323-second mill head mounting pocket, 324-mill head.

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.

The first embodiment is as follows:

referring to fig. 1 and 2, the riser milling cutter for the center hole of the automobile hub comprises a cutter handle 1, one end of the cutter handle is an installation end 2, the other end of the cutter handle is a machining end 3, the machining end 3 comprises a drilling part 31 and a milling part 32, the milling part 32 is arranged above the drilling part 31, the rotating outer diameter of the milling part 32 is larger than that of the drilling part 31, a plurality of drill bit grooves 311 are uniformly formed in the drilling part 31 along the edge circumference, drill bits 312 are installed in the drill bit grooves 311 through screws, the milling part 32 comprises a milling cutter holder 321, one end of one side of the milling cutter holder 321 is provided with a first milling cutter head installation groove 322, the other end of the other side of the milling cutter holder 321 is provided with a second milling cutter head installation groove 323, and milling cutters 324 are respectively installed on the first milling cutter head installation groove 322 and the second milling cutter head.

Wherein, the rotation centers of the drilling part 31 and the milling part 32 are on the same central line, the outermost side of the first milling head mounting groove 322 and the outermost side of the second milling head mounting groove 323 are arranged on the same straight line, and after the milling part 32 rotates for a circle, the waste milling can be just finished without residual waste.

Example two:

referring to fig. 3, a difference between the present embodiment and the first embodiment is:

a plurality of adjusting screw holes 11 are formed in the knife handle 1 along the length direction, the milling cutter seat 321 is installed on the knife handle 1 through screws, and when center holes with different depths are required to be machined, the corresponding position of the milling cutter seat 321 on the knife handle 1 can be adjusted according to the corresponding hole depth.

The utility model discloses a divide into drilling portion 31 and milling portion 32 with milling cutter's processing end 3, when milling cutter rotates, can drive drilling portion 31 and mill portion 32 and rotate simultaneously, when carrying out centre bore man-hour at the spoke, the rising head waste material that produces when casting simultaneously mills, when the centre bore of the different mounting surfaces milling tangent plane degree of depth of needs processing, can be according to corresponding milling face position degree of depth, the adjusting milling cutter seat is realized at the degree of depth regulation stop device on equipment, the utility model discloses can accomplish the simultaneous processing of centre bore and rising head waste material, need not follow the milling cutter head in the course of the work, the milling position can easily be realized, reduces the machining allowance who leaves for numerical control lathe, makes production efficiency high.

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 an automobile wheel hub centre bore rising head milling cutter, includes the handle of a knife, its characterized in that: handle of a knife one end is the installation end, and the other end is the processing end, the processing end includes drilling portion and milling portion, milling portion locates drilling portion top, and milling portion's rotatory external diameter is greater than the rotatory external diameter of drilling portion, a plurality of drill bit blade groove has evenly been seted up along the edge circumference in drilling portion, there is the drill bit blade through the mounting screw in the drill bit blade groove, milling portion includes the milling cutter seat, the one end of milling cutter seat one side is equipped with first milling cutter head mounting groove, the other end of milling cutter seat opposite side is equipped with second milling cutter head mounting groove, there is the milling cutter head through the mounting screw on first milling cutter head mounting groove and the second milling cutter head mounting groove respectively.

2. The automobile hub center hole riser milling cutter as claimed in claim 1, wherein: the rotation centers of the drilling part and the milling part are positioned on the same central line.

3. The automobile hub center hole riser milling cutter as claimed in claim 1, wherein: the outermost side of the first milling cutter head mounting groove and the outermost side of the second milling cutter head mounting groove are arranged on the same straight line.

4. The automobile hub center hole riser milling cutter as claimed in claim 1, wherein: a plurality of adjusting screw holes are formed in the knife handle along the length direction, and the milling knife seat is installed on the knife handle through screws.