CN211866700U

CN211866700U - PCD multi-blade side milling cutter with arc-shaped milling surface and ultrasonic vibration milling machine

Info

Publication number: CN211866700U
Application number: CN201921243165.6U
Authority: CN
Inventors: 陈耀昆
Original assignee: Dongguan Lianyang Cutting Tools Co ltd
Current assignee: Dongguan Lianyang Cutting Tools Co ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-11-06
Anticipated expiration: 2029-08-02

Abstract

The utility model discloses a PCD multi-blade side milling cutter with an arc milling surface and an ultrasonic vibration milling machine, which comprises a cutter handle and a PCD cutter head; the PCD cutter head is provided with a plurality of cutting edges, and chip flutes are formed between adjacent cutting edges; the PCD cutter head is provided with a cutting groove, and the cutting groove is provided with an upper end opening and an outer side opening; the cutting groove is positioned at the upper section of the PCD cutter head; the groove profile of the cutting groove comprises an upper section surface and a lower section surface, the upper section surface extends downwards from inside to outside, and the upper end of the lower section surface is connected with the lower end of the upper section surface and extends downwards from inside to outside; the upper section surface is a first convex cambered surface, the lower section surface is a concave cambered surface, and the upper section surface and the lower section surface are in smooth transition connection; a blade head is formed at the upper end of the upper section of the blade; so, through the design of PCD tool bit for side milling cutter's structural strength is good, has improved the processingquality and the precision of work piece, and then has improved the machining efficiency of work piece, the life of cutter.

Description

PCD multi-blade side milling cutter with arc-shaped milling surface and ultrasonic vibration milling machine

Technical Field

The utility model belongs to the technical field of the profile cutter technique and specifically relates to indicate a PCD multiple-blade side milling cutter and ultrasonic vibration milling machine with arc milling face.

Background

At present, in the field of glass or ceramic processing, such as the periphery of a curved screen of mobile phone glass, contour processing is often required to be carried out on the glass or ceramic; the contour machining comprises machining types such as milling, reaming and drilling and the like and is used for forming a contour surface corresponding to the workpiece; the traditional profile cutter is generally made of high-speed steel or hard alloy materials, the strength of the traditional profile cutter is poor, the rotating speed and the feeding amount of the cutter during machining are low, the quality and the precision of workpieces are different, and the yield of the workpieces is low.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides a PCD multiple-edge side milling cutter and ultrasonic vibration milling machine with arc milling face, and it is through the design of PCD tool bit for side milling cutter's structural strength is good, has improved the processingquality and the precision of work piece, and then has improved the machining efficiency of work piece, the life of cutter.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a PCD multi-blade side milling cutter with an arc milling surface comprises a cutter handle and a PCD cutter head arranged on the cutter handle; the PCD tool bit, the tool neck and the tool handle are provided with a central shaft which rotates in the same way;

a plurality of cutting edges are arranged on the periphery of the PCD cutter head along the circumferential direction, the cutting edges extend up and down, and chip flutes are formed between adjacent cutting edges; the PCD cutter head is provided with a cutting groove surrounding the periphery of the PCD cutter head, the cutting groove extends along the circumferential direction, and the cutting groove is provided with an upper end opening and an outer side opening; the cutting groove is positioned at the upper section of the PCD cutter head; the groove profile of the cutting groove comprises an upper section surface and a lower section surface, the upper section surface extends downwards from inside to outside, and the upper end of the lower section surface is connected with the lower end of the upper section surface and extends downwards from inside to outside; the upper section surface is a first convex cambered surface, the lower section surface is a concave cambered surface, and the upper section surface and the lower section surface are in smooth transition connection;

the upper end of the cutting edge is provided with an edge head.

As a preferable scheme, the lower end of the lower section surface is connected with a second outward convex cambered surface.

Preferably, the outer diameter of the cutter neck is larger than that of the cutter handle, and the outer diameter of the lower section surface is equal to that of the cutter neck.

As a preferred scheme, the knife handle and the knife neck are both made of tungsten steel.

Preferably, the length of the tool handle is 52mm, the length of the tool neck is 4mm, and the length of the PCD tool bit is 4 mm.

As a preferable scheme, the diameter of the knife handle is 9.99mm to 10mm, and the diameter of the knife neck is 11.98mm to 12.02 mm; the diameter of the lower section surface is 11.98mm to 12.02mm, and the diameter of the upper section surface is 10.98mm to 11.02 mm.

As a preferable scheme, the cutting edge extends obliquely from top to bottom, and correspondingly, the chip groove extends obliquely from top to bottom.

The utility model provides an ultrasonic vibration milling machine, includes ultrasonic wave board main part, ultrasonic wave board main part has the main shaft, install aforementioned PCD multiple-blade side milling cutter on the main shaft.

Compared with the prior art, the utility model has obvious advantages and beneficial effect, particularly, can know by above-mentioned technical scheme, it is mainly through the design of PCD tool bit, make side milling cutter's structural strength good, the rotational speed and the feed volume of cutter are high when processing, improved the processingquality and the precision of work piece, and then improved the machining efficiency of work piece, simultaneously, the PCD tool bit has the hardness height, compressive strength is high, heat conductivity and the good characteristic of wearability, guarantee the machining efficiency of product, the quality of work piece and the life of cutter; the PCD multi-blade side milling cutter of the utility model is particularly suitable for the vibration grinding processing around the curved screen at the front side of the mobile phone, and the milling processing surface has high smoothness; the method can be widely applied to surface processing of various materials such as glass, graphene, ceramics, carbon fiber and the like.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a front view of an embodiment of the present invention;

fig. 2 is a partially enlarged schematic view of an embodiment of the present invention.

The attached drawings indicate the following:

10. knife handle 11 and knife neck

20. PCD cutter head 21, cutting edge

22. Chip pocket 23, cutting face

231. Upper 232 and lower 232 parts

24. A blade head.

Detailed Description

Fig. 1 to fig. 2 show a specific structure of an embodiment of the present invention.

A PCD multi-blade side milling cutter with an arc milling surface comprises a cutter handle 10 and a PCD cutter head 20 arranged on the cutter handle 10; the upper end of the tool shank 10 is provided with a tool neck 11, the PCD tool bit 20 is welded and fixed at the upper end of the tool neck 11, and the PCD tool bit 20, the tool neck 11 and the tool shank 10 have a central shaft which rotates in the same way;

a plurality of cutting edges 21 are circumferentially arranged on the periphery of the PCD cutter head 20, the cutting edges 21 extend up and down, chip flutes 22 are formed between adjacent cutting edges 21, here, the cutting edges 21 extend obliquely from top to bottom, and correspondingly, the chip flutes (22) extend obliquely from top to bottom;

the PCD cutter head 20 is provided with a cutting groove 23 surrounding the periphery of the PCD cutter head 20, the cutting groove 23 extends along the circumferential direction, and the cutting groove 23 is provided with an upper end opening and an outer side opening; the cutting groove 23 is positioned at the upper section of the PCD cutter head 20; the groove profile of the cutting groove 23 comprises an upper section 231 and a lower section 232, the upper section 231 extends downwards from inside to outside, and the upper end of the lower section 232 is connected with the lower end of the upper section 231 and extends downwards from inside to outside; the upper section 231 is a first convex arc surface, the lower section 232 is a concave arc surface, and the upper section 231 and the lower section 232 are in smooth transition connection; preferably, the lower end of the lower section surface 232 is connected with a second convex arc surface 233;

a blade head 24 is formed at the upper end of the cutting blade 21; so, through the design of PCD tool bit for side milling cutter's structural strength is good, has improved the processingquality and the precision of work piece, and then has improved the machining efficiency of work piece, the life of cutter.

Here, the outer diameter of the tool neck 11 is larger than that of the tool holder 10, and the outer diameter of the lower section surface 232 is equal to that of the tool neck 11; preferably, the tool holder 10 and the tool neck 11 are made of tungsten steel.

The length of the tool handle 10 is 52mm, the length of the tool neck 11 is 4mm, and the length of the PCD tool bit 20 is 4 mm; the diameter of the knife handle 10 is 9.99mm to 10mm, and the diameter of the knife neck 11 is 11.98mm to 12.02 mm; the diameter of the lower section surface 232 is 11.98mm to 12.02mm, and the diameter of the upper section surface 231 is 10.98mm to 11.02 mm.

The utility model is mainly characterized in that the design of the PCD cutter head is adopted, so that the structural strength of the side milling cutter is good, the rotating speed and the feeding amount of the cutter are high during processing, the processing quality and the precision of a workpiece are improved, and the processing efficiency of the workpiece is further improved; the PCD multi-blade side milling cutter of the utility model is particularly suitable for the vibration grinding processing around the curved screen at the front side of the mobile phone, and the milling processing surface has high smoothness; the method can be widely applied to surface processing of various materials such as glass, graphene, ceramics, carbon fiber and the like.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. A PCD multi-blade side milling cutter with an arc-shaped milling surface is characterized in that: comprises a knife handle (10) and a PCD tool bit (20) arranged on the knife handle (10); the PCD cutter head (20), the cutter neck (11) and the cutter handle (10) have the same rotating central shaft, and the cutter handle (10) and the cutter neck (11) are made of tungsten steel;

a plurality of cutting edges (21) are arranged on the periphery of the PCD cutter head (20) along the circumferential direction, the cutting edges (21) extend up and down, and chip flutes (22) are formed between adjacent cutting edges (21); the PCD cutter head (20) is provided with a cutting groove (23) surrounding the periphery of the PCD cutter head (20), the cutting groove (23) extends along the circumferential direction, the cutting groove (23) is provided with an upper end opening and an outer side opening, the cutting edge (21) extends obliquely from top to bottom, and correspondingly, the chip groove (22) extends obliquely from top to bottom; the lower ends of the cutting edge (21) and the chip groove (22) are obliquely arranged along the clockwise direction, and the lower end of the chip groove (22) is gradually reduced along the clockwise direction and is closed; the cutting groove (23) is positioned at the upper section of the PCD cutter head (20); the groove profile of the cutting groove (23) comprises an upper section surface (231) and a lower section surface (232), the upper section surface (231) extends downwards from inside to outside, and the upper end of the lower section surface (232) is connected with the lower end of the upper section surface (231) and extends downwards from inside to outside; the upper section surface (231) is a first convex arc surface, the lower section surface (232) is a concave arc surface, the upper section surface (231) and the lower section surface (232) are in smooth transition connection, and the lower end of the lower section surface (232) is connected with a second convex arc surface (233);

a blade head (24) is formed at the upper end of the cutting blade (21).

2. A PCD multi-edged side mill having an arcuate milling face as claimed in claim 1, wherein: the outer diameter of the cutter neck (11) is larger than that of the cutter handle (10), and the outer diameter of the lower section surface (232) is equal to that of the cutter neck (11).

3. A PCD multi-edged side mill having an arcuate milling face as claimed in claim 1, wherein: the length of the knife handle (10) is 52mm, the length of the knife neck (11) is 4mm, and the length of the PCD knife head (20) is 4 mm.

4. A PCD multi-edged side mill having an arcuate milling face as claimed in claim 1, wherein: the diameter of the knife handle (10) is 9.99mm to 10mm, and the diameter of the knife neck (11) is 11.98mm to 12.02 mm; the diameter of the lower section surface (232) is 11.98mm to 12.02mm, and the diameter of the upper section surface (231) is 10.98mm to 11.02 mm.

5. An ultrasonic vibration milling machine characterized in that: the ultrasonic machine table comprises an ultrasonic machine table body, wherein the ultrasonic machine table body is provided with a main shaft, and a PCD multi-edge side milling cutter with an arc-shaped milling surface is installed on the main shaft according to any one of claims 1 to 4.