CN212419797U - Four-edge ball head taper milling cutter - Google Patents
Four-edge ball head taper milling cutter Download PDFInfo
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- CN212419797U CN212419797U CN202021154672.5U CN202021154672U CN212419797U CN 212419797 U CN212419797 U CN 212419797U CN 202021154672 U CN202021154672 U CN 202021154672U CN 212419797 U CN212419797 U CN 212419797U
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- cutter
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- taper
- ball head
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- 238000003801 milling Methods 0.000 title claims abstract description 19
- 230000009977 dual effect Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a four-edge ball head taper milling cutter, which comprises a cutter handle and a cutting edge, wherein the cutting edge comprises a ball head part and a taper part, the taper part is connected between the ball head part and the cutter handle, four equally divided spiral cutter grooves are formed on the surface of the taper part, and the cutter grooves extend from the ball head part to the cutter handle; a taper edge is formed between every two adjacent cutter grooves; four equally-divided chip grooves are formed in the surface of the spherical head part, the chip grooves are connected with the cutter grooves, clearance grooves are formed at the connection positions of the chip grooves and the cutter grooves, a spherical head edge is formed between every two adjacent chip grooves, the spherical head edge is connected with the taper edge, and the spherical head edge and the taper edge are provided with two straight edge relief angles; the front angle of the cutter groove is positive eccentric cutting, and the back angle of the ball head edge is 15-17 degrees. The utility model discloses have the function that the level curved surface milled and the side tapering was milled, can satisfy the demand that the level curved surface of product and side blade tapering processed together.
Description
Technical Field
The utility model relates to a milling cutter especially relates to a four-blade ball head tapering milling cutter.
Background
With the development of various products, customers have more requirements on the surface stations of the cutter processing products and the service life of the cutter is more and more required. Some products require a horizontal curved surface to be machined with the side edge taper, however, milling cutters cannot meet these requirements.
Disclosure of Invention
In order to overcome the defects, the utility model provides a four-blade ball head taper milling cutter can satisfy the demand that the horizontal curved surface of product and side blade tapering processed together.
The utility model discloses a solve the technical scheme that its technical problem adopted and be:
as a further improvement of the utility model,
a four-edge ball head taper milling cutter comprises a cutter handle positioned at the rear part and used for clamping and a cutting edge positioned at the front part and used for milling, wherein the cutting edge comprises a ball head part and a taper part, the taper part is connected between the ball head part and the cutter handle, four equally-divided spiral cutter grooves are formed in the surface of the taper part, and the cutter grooves extend from the ball head part to the cutter handle; a taper edge is formed between every two adjacent cutter grooves; four equally-divided chip grooves are formed in the surface of the spherical head part, the chip grooves are connected with the cutter grooves, clearance grooves are formed at the connection positions of the chip grooves and the cutter grooves, spherical head blades are formed between every two adjacent chip grooves and connected with the taper blades, and the spherical head blades and the taper blades are formed by two straight-edge back angles; the front angle of the cutter groove is positive eccentric cutting, and the back angle of the ball head edge is 15-17 degrees.
As a further improvement of the utility model, the core thickness of the taper part is 55% -60% of the outer diameter.
The utility model has the advantages that: the utility model provides a four-blade ball head taper milling cutter, cutting edge divide into ball head sword, tapering sword two parts, and the ball head sword is used for being used for processing the horizontal curved surface of product, and the tapering sword is used for being used for processing the tapering of product side edge, consequently, the utility model discloses have the dual function that horizontal curved surface milled and the tapering of side milled, realized a quire is multi-purpose, can satisfy the demand that the horizontal curved surface of product and side edge tapering processed together. The chip grooves of the ball head part are machined by adopting a forming grinding wheel, and the four chip grooves are distributed in an equal distribution mode, so that the chip removal function of the chip grooves is greatly improved, and the surface precision of a product is improved. Four spiral cutter grooves of the taper part are distributed in an equal distribution mode, the four cutter grooves correspond to the four chip containing grooves one to one, and a clearance groove is formed in the joint of the cutter grooves and the chip containing grooves, so that the chip removal function is further improved.
Drawings
Fig. 1 is a schematic structural view of the four-blade ball head taper milling cutter of the present invention;
FIG. 2 is a schematic structural view of the tip of the four-blade ball-end taper milling cutter of the present invention;
FIG. 3 is a schematic diagram of the core thickness of the four-blade ball-end taper milling cutter of the present invention;
the following description is made with reference to the accompanying drawings:
1-knife handle, 2-knife edge, 21-knife groove, 22-taper edge, 23-chip groove, 24-clearance groove, 25-ball head edge, 261, 262-straight edge relief angle and 27-front angle.
Detailed Description
The following description of the preferred embodiments of the present invention will be made in conjunction with the accompanying drawings.
Referring to fig. 1,2 and 3, in order to provide the four-edge ball head taper milling cutter of the present invention, the four-edge ball head taper milling cutter includes a rear holder 1 for clamping and a front cutting edge 2 for milling, the cutting edge includes a ball head portion and a taper portion, the taper portion is connected between the ball head portion and the holder, four equally divided spiral cutter grooves 21 are formed on the surface of the taper portion, and the cutter grooves extend from the ball head portion to the holder; a taper edge 22 is formed between every two adjacent cutter grooves; four equally-divided chip grooves 23 are formed in the surface of the spherical head part, the chip grooves are connected with the cutter grooves, clearance grooves 24 are formed at the connection positions of the chip grooves and the cutter grooves, spherical head edges 25 are formed between every two adjacent chip grooves, the spherical head edges are connected with the taper edges, and the spherical head edges and the taper edges are both composed of two relief angle straight edges 261 and 262; the front angle 27 of the cutter groove is positive eccentric cutting, and the back angle of the ball head edge is 15-17 degrees.
In the structure, the cutting edge divide into bulb sword, tapering sword two parts, and the bulb sword is used for being used for processing the horizontal curved surface of product, and the tapering sword is used for being used for processing the tapering of product side edge, consequently, the utility model discloses have the dual function that horizontal curved surface milled and the tapering of side milled, realized that a sword is multi-purpose, can satisfy the demand that the horizontal curved surface of product and side edge tapering processed together. The chip grooves of the ball head part are machined by adopting a forming grinding wheel, and the four chip grooves are distributed in an equal distribution mode, so that the chip removal function of the chip grooves is greatly improved, and the surface precision of a product is improved. Four spiral cutter grooves of the taper part are distributed in an equal distribution mode, the four cutter grooves correspond to the four chip containing grooves one to one, and a clearance groove is formed in the joint of the cutter grooves and the chip containing grooves, so that the chip removal function is further improved.
Preferably, the core thickness D of the taper part is 55-60% of the outer diameter. The diameter of the knife handle is 6 mm.
In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the invention. The foregoing description is only illustrative of the preferred embodiments of the invention, which can be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. All the contents that do not depart from the technical solution of the present invention, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention all still belong to the protection scope of the technical solution of the present invention.
Claims (2)
1. The utility model provides a four-edged ball head taper milling cutter, is including handle of a knife (1) that is used for the centre gripping that is located the rear portion and be located anterior cutting edge (2) that are used for milling that are located, its characterized in that: the cutting edge comprises a ball head part and a taper part, the taper part is connected between the ball head part and the cutter handle, four equally-divided spiral cutter grooves (21) are formed in the surface of the taper part, and the cutter grooves extend from the ball head part to the cutter handle; a taper edge (22) is formed between every two adjacent cutter grooves; four equally-divided chip grooves (23) are formed in the surface of the spherical head part, the chip grooves are connected with the cutter grooves, clearance grooves (24) are formed at the connection positions of the chip grooves and the cutter grooves, spherical head edges (25) are formed between every two adjacent chip grooves and connected with the tapered edges, and the spherical head edges and the tapered edges are both formed by two straight edge relief angles (261 and 262); the front angle (27) of the cutter groove is positive eccentric cutting, and the back angle of the ball head edge is 15-17 degrees.
2. The four-edged ball nose taper milling cutter as claimed in claim 1, wherein: the core thickness of the taper part is 55-60% of the outer diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021154672.5U CN212419797U (en) | 2020-06-20 | 2020-06-20 | Four-edge ball head taper milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021154672.5U CN212419797U (en) | 2020-06-20 | 2020-06-20 | Four-edge ball head taper milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212419797U true CN212419797U (en) | 2021-01-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021154672.5U Active CN212419797U (en) | 2020-06-20 | 2020-06-20 | Four-edge ball head taper milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212419797U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654006A (en) * | 2022-02-28 | 2022-06-24 | 浙江神钢赛欧科技有限公司 | Large arc taper spherical milling cutter |
-
2020
- 2020-06-20 CN CN202021154672.5U patent/CN212419797U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654006A (en) * | 2022-02-28 | 2022-06-24 | 浙江神钢赛欧科技有限公司 | Large arc taper spherical milling cutter |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.88, Shuangma Road, Ouxi Industrial Park, Dianshanhu Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Jinzhou Jinggong Technology (Kunshan) Co.,Ltd. Address before: No.88, Shuangma Road, Ouxi Industrial Park, Dianshanhu Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: HUAWEINA PRECISION TOOLS (KUNSHAN) Co.,Ltd. |