CN218396130U - Integral carbide dovetail type shaping sword - Google Patents
Integral carbide dovetail type shaping sword Download PDFInfo
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- CN218396130U CN218396130U CN202221812796.7U CN202221812796U CN218396130U CN 218396130 U CN218396130 U CN 218396130U CN 202221812796 U CN202221812796 U CN 202221812796U CN 218396130 U CN218396130 U CN 218396130U
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Abstract
The utility model discloses an integral carbide dovetail type shaping sword, include: the first end of the cutter handle structure is connected with the cutter head connecting part through the step part; a chamfer is arranged at the second end of the cutter handle structure; the tool bit connecting part is connected with a tool bit; the cutter head comprises a first cutting edge, a second cutting edge and a third cutting edge which are arranged at intervals; the first blade is connected with the second blade through a first arc-shaped groove; the second blade is connected with the third blade through a second arc-shaped groove; the third blade is connected with the first blade through a third arc-shaped groove, and the peripheral blades of the first blade, the second blade and the third blade are round blades. The utility model provides an integral carbide dovetail type becomes sword can satisfy the requirement to the shape and size precision of product, roughness and cutter life-span in the contour machining of the aluminium system work piece in the current 3C industry. The product can be processed in place at one time, and the processing efficiency is improved.
Description
Technical Field
The utility model relates to a milling cutter preparation field, concretely relates to integral carbide dovetail type shaping sword.
Background
Forming of aluminum workpieces in 3C industry. The requirements on the shape and size precision, the surface roughness and the service life of a cutter of a product are high. In order to ensure that the processed product can meet the requirements of the product, the product is processed in place at one time, and the surface of the product has excellent appearance quality, a specific cutter needs to be designed for processing.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the utility model aims to provide an integral carbide dovetail type shaping sword, through the design the utility model discloses the cutter can satisfy among the forming process of the aluminium system work piece in the current 3C industry the requirement to the shape and size precision, roughness and the cutter life-span of product.
In order to realize the utility model discloses an aim, the technical scheme who adopts is:
an integral cemented carbide dovetail shaped forming tool comprising:
the first end of the cutter handle structure is connected with the cutter head connecting part through the step part;
a chamfer is arranged at the second end of the cutter handle structure;
the tool bit connecting part is connected with a tool bit;
the cutter head comprises a first cutting edge, a second cutting edge and a third cutting edge which are arranged at intervals;
the first blade is connected with the second blade through a first arc-shaped groove;
the second blade is connected with the third blade through a second arc-shaped groove;
the third blade is connected with the first blade through a third arc-shaped groove;
the peripheral edges of the first blade, the second blade and the third blade are round edges;
the front angle of the peripheral edge is 12 +/-1 DEG
A back angle of Zhou Rendi of the peripheral edge is 12 +/-1 degrees;
the secondary relief angle of Zhou Rendi of the peripheral edge is 25 +/-2 degrees;
the total width of the peripheral edge is 1.08mm;
the front end teeth of the first cutting edge, the second cutting edge and the third cutting edge are 5 +/-1 degrees;
the rear end teeth of the first cutting edge, the second cutting edge and the third cutting edge are 5 +/-1 degrees.
In a preferred embodiment of the present invention, the inclination angle of the step portion is 30 °, the diameter of the step portion near the first end of the handle structure is larger than the diameter of the step portion near the tool bit connecting portion.
In a preferred embodiment of the invention, the core diameter of the cutting head is 2.4mm.
In a preferred embodiment of the invention, the blade inclination of the cutting head is 2 °.
In a preferred embodiment of the invention, the helix angle of the cutting head is 30 °.
In a preferred embodiment of the present invention, the tool bit is made of a hard alloy material, in particular, tungsten steel.
In a preferred embodiment of the present invention, the first arc-shaped groove, the second arc-shaped groove or the third arc-shaped groove is an arc-shaped groove.
The beneficial effects of the utility model reside in that:
the utility model provides an integral carbide dovetail type shaping sword can satisfy the requirement to the shape size precision, roughness and the cutter life-span of product in the forming process of the aluminium system work piece in the current 3C industry. The product can be processed in place at one time, and the processing efficiency is improved.
Drawings
The present invention is described below with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the cross-sectional structure diagram of the tool bit of the present invention.
Fig. 3 is a schematic view of the structure of the peripheral edge of the tool bit of the present invention.
Fig. 4 is a schematic view of the front teeth structure of the tool bit of the present invention.
Fig. 5 is a schematic view of the rear end tooth structure of the tool bit of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following structures, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and are only for convenience of description of the present invention and simplification of description. And are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation and are therefore not to be considered limiting of the invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
1-5, the integral type cemented carbide dovetail-shaped forming tool comprises a tool shank structure 100 as shown in FIG. 1, wherein a first end of the tool shank structure 100 is connected with a tool bit connecting part 120 through a step part 110, and a chamfer 130 is arranged at a second end of the tool shank structure 100. A cutter head 200 is connected to the cutter head connecting portion 120. The step 110 is inclined at an angle of 30 °, and the diameter of the step 110 near the first end of the shank structure 100 is larger than the diameter of the step 110 near the bit connecting portion 120.
With particular reference to fig. 2-5, the cutting head 200 includes a first blade 210, a second blade 220, and a third blade 230 spaced apart from each other, the first blade 210 being connected to the second blade 220 by a first arcuate groove 240.
The second blade 220 is connected to the third blade 230 by a second arc-shaped groove 250. The third blade 230 is connected to the first blade 210 by a third arc-shaped groove 260. The first arc groove 240, the second arc groove 250, or the third arc groove 260 are all arc grooves. In particular an S-shaped trench.
The peripheral edges 300 of the first, second and third blades 210, 220 and 230 are rounded edges. The peripheral edge 300 has a peripheral edge rake angle 301 of 12 ± 1 °.
The primary angle 302 of Zhou Rendi of the peripheral edge 300 is 12 + -1 deg., and the secondary angle 303 of Zhou Rendi of the peripheral edge 300 is 25 + -2 deg..
The total peripheral edge width 304 of the peripheral edge is 1.08mm, and the leading teeth 400 of the first blade 210, the second blade 220, and the third blade 230 are 5 ± 1 °. The trailing teeth 500 of the first 210, second 220 and third 230 blades are 5 ± 1 °.
The core diameter 201 of the cutting tip 200 is 2.4mm, and the edge rake angle 202 of the cutting tip 200 is 2 °. The helix angle 203 of the cutting head 200 is 30 °.
The tool bit is made of hard alloy materials, in particular tungsten steel. The hard alloy is also called tungsten steel, and the main component of the hard alloy is tungsten carbide (chemical formula: WC), cobalt (chemical formula: co) is used as a bonding agent, and the hard alloy is a high-hardness alloy manufactured by a powder metallurgy process.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (7)
1. An integral carbide dovetail-shaped forming cutter is characterized by comprising:
the first end of the cutter handle structure is connected with the cutter head connecting part through the step part;
a chamfer is arranged at the second end of the cutter handle structure;
the tool bit connecting part is connected with a tool bit;
the cutter head comprises a first cutting edge, a second cutting edge and a third cutting edge which are arranged at intervals;
the first blade is connected with the second blade through a first arc-shaped groove;
the second blade is connected with the third blade through a second arc-shaped groove;
the third blade is connected with the first blade through a third arc-shaped groove;
the peripheral edges of the first cutting edge, the second cutting edge and the third cutting edge are round edges;
the front angle of the peripheral edge is 12 +/-1 DEG
A back angle of Zhou Rendi of the peripheral edge is 12 +/-1 degrees;
the secondary relief angle of Zhou Rendi of the peripheral edge is 25 +/-2 degrees;
the total width of the peripheral edge is 1.08mm;
the front end teeth of the first cutting edge, the second cutting edge and the third cutting edge are 5 +/-1 degrees;
the rear end teeth of the first cutting edge, the second cutting edge and the third cutting edge are 5 +/-1 degrees.
2. The one-piece carbide dovetail shaped cutting tool according to claim 1, wherein said step is inclined at an angle of 30 °, and a diameter of said step proximate said first end of said shank structure is greater than a diameter of said step proximate said bit coupling portion.
3. The integrated cemented carbide dovetail profile forming tool according to claim 1, wherein the core diameter of the tool tip is 2.4mm.
4. The one-piece carbide dovetail shaped cutting tool according to claim 1, wherein the cutting edge inclination of said cutting head is 2 °.
5. The one-piece carbide dovetail shaped cutting tool according to claim 1, wherein the helix angle of the cutting head is 30 °.
6. The integrated cemented carbide dovetail profile forming tool according to claim 1, wherein the tool bit is cemented carbide material, in particular tungsten steel.
7. The one-piece carbide dovetail shaped forming tool according to claim 1, wherein the first, second or third arcuate grooves are arcuate grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221812796.7U CN218396130U (en) | 2022-07-13 | 2022-07-13 | Integral carbide dovetail type shaping sword |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221812796.7U CN218396130U (en) | 2022-07-13 | 2022-07-13 | Integral carbide dovetail type shaping sword |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218396130U true CN218396130U (en) | 2023-01-31 |
Family
ID=85012507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221812796.7U Active CN218396130U (en) | 2022-07-13 | 2022-07-13 | Integral carbide dovetail type shaping sword |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218396130U (en) |
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2022
- 2022-07-13 CN CN202221812796.7U patent/CN218396130U/en active Active
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