CN210886195U - High-speed steel cutter coating - Google Patents
High-speed steel cutter coating Download PDFInfo
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- CN210886195U CN210886195U CN201920528593.7U CN201920528593U CN210886195U CN 210886195 U CN210886195 U CN 210886195U CN 201920528593 U CN201920528593 U CN 201920528593U CN 210886195 U CN210886195 U CN 210886195U
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Abstract
The utility model provides a high-speed steel cutter coating, which comprises a Cr metal embedding layer on the surface of a cutter substrate, a high-hardness oxidation resisting layer deposited on the surface of the Cr metal embedding layer, and a superhard wear-resistant layer deposited on the surface of the high-hardness oxidation resisting layer; the coated cutting tool is characterized in that one or more layers of non-metallic compound films with high hardness and good wear resistance are coated on a high-speed steel cutting tool base body, the advantages of high strength and high toughness of the base body and the advantages of high hardness and high wear resistance of the coating are combined, the friction coefficient between the cutting tool and a workpiece is reduced, the wear resistance of the cutting tool is improved without reducing the toughness of the base body, the requirements of good oxidation resistance and wear resistance of the cutting tool are met, and the service life of the cutting tool is prolonged.
Description
Technical Field
The utility model relates to a coating film technology field, more specifically say and indicate a high-speed steel cutter coating.
Background
With the continuous emergence of various difficult-to-machine materials, the traditional uncoated high-speed steel tool cannot meet new machining requirements. The coated cutting tool with one or more layers of non-metallic compound films with high hardness and good wear resistance is coated on the high-speed steel cutting tool base body, combines the advantages of high strength and high toughness of the base body and the advantages of high hardness and high wear resistance of the coating, reduces the friction coefficient between the cutting tool and a workpiece, and improves the wear resistance of the cutting tool without reducing the toughness of the base body.
At present, domestic high-performance coated cutters mainly depend on import, surface treatment technologies of domestic manufacturers are relatively laggard, and medium-end and low-end coated cutters are mainly produced and cannot meet the use requirements of existing difficult-to-process materials. The coating deposited by the prior art in China is difficult to be compatible with good oxidation resistance and high hardness, and can not meet the requirements of oxidation resistance and wear resistance of the cutter.
Therefore, there is a need to develop a high speed steel tool coating.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a high-speed steel cutter coating is provided, optimizes the coating structure, has high rigidity, high wear resistance's multilayer structure composite coating at high-speed steel cutter deposit, improves the processing property of high-speed steel cutter.
In order to solve the technical problem, the utility model provides a high-speed steel cutter coating, including the cutter base member, cutter base member surface is Cr metal embedding layer, the high rigidity oxidation resisting layer of surface deposition on Cr metal embedding layer, high rigidity oxidation resisting layer surface deposition has the coating of superhard wearing layer.
Preferably, the high hardness anti-oxidation layer comprises: 4-7 elements of Cr, Al, V, Y, Si, O and N.
Preferably, the ultra-hard abrasive layer comprises: ti, Al, Nb, Si, N elements.
Preferably, the thickness of the Cr metal embedding layer is 0.2 μm.
Preferably, the high-hardness anti-oxidation layer has a thickness of 1um and a hardness of 35 GPa.
Preferably, the superhard wear layer has a thickness of 1um and a hardness of 40 GPa.
Preferably, the Cr metal embedded layer, the high-hardness oxidation-resistant layer and the superhard wear-resistant layer are all processed by multi-arc ion plating.
Preferably, the tool base is a high speed steel tool base.
Compared with the prior art, the utility model beneficial effect be: the coated cutting tool is characterized in that one or more layers of non-metallic compound films with high hardness and good wear resistance are coated on a high-speed steel cutting tool substrate, the advantages of high strength and high toughness of the substrate and the advantages of high hardness and high wear resistance of the coating are combined, the friction coefficient between the cutting tool and a workpiece is reduced, and the wear resistance of the cutting tool is improved without reducing the toughness of the substrate. The requirements of good oxidation resistance and wear resistance of the cutter are met, and the service life of the cutter is prolonged.
Drawings
FIG. 1 is a schematic structural view of a multilayer composite coating of a tool substrate according to an embodiment of the present invention;
fig. 2 is a schematic view of the working principle of the embodiment of the present invention.
Reference numerals
In the figure: 101. a tool base; 102. a Cr metal embedded layer; 103. a high hardness oxidation resistant layer; 104. and a superhard wear-resistant layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the specific embodiment of the present invention includes a tool base 101, the surface of the tool base 101 is a Cr metal embedded layer 102, a high hardness oxidation resistant layer 103 is deposited on the surface of the Cr metal embedded layer 102, and a coating of a superhard wear resistant layer 104 is deposited on the surface of the high hardness oxidation resistant layer 103.
Further, the high hardness anti-oxidation layer 103 includes: 4-7 elements of Cr, Al, V, Y, Si, O and N.
Preferably, the ultrahard wear layer 104 comprises: ti, Al, Nb, Si, N elements.
Preferably, the thickness of the Cr metal embedding layer 102 is 0.2 μm.
Preferably, the high hardness anti-oxidation layer 103 has a thickness of 1um and a hardness of 35 GPa.
Preferably, the ultra-hard abrasive layer 104 is 1um thick and 40GPa hard.
Preferably, the Cr metal embedding layer 102, the high hardness oxidation resistant layer 103 and the ultra-hard wear layer 104 are all multi-arc ion plating deposited.
Preferably, the tool base 101 is a high speed steel tool base, and the high speed steel tool base 101 can be suitable for surface treatment of the Cr metal insert layer 102.
As shown in fig. 2, the specific working principle of the present invention has the following processes:
s10, removing microscopic notches on the surface of the high-speed cutter base body 101 through wet sand blasting;
s20, removing dirt on the surface of the cutter base body 101 by ultrasonic cleaning;
s30, etching and activating the surface of the cutter by metal ions;
s40, depositing a Cr metal embedded layer 102 to improve the binding force of the coating;
s50, depositing a high-hardness anti-oxidation layer 103;
s60, depositing the ultra-hard wear-resistant layer 104.
The utility model discloses a coating cutter of non-metallic compound film that coating one deck or multilayer hardness are high, wear resistance is good on high-speed steel cutter base member 101 has combined base member high strength, high toughness and the high hardness of coating, high wear resistance's advantage, has reduced the coefficient of friction between cutter and the work piece, has improved the wear resistance of cutter and has not reduced the toughness of base member. The requirements of good oxidation resistance and wear resistance of the cutter are met, and the service life of the cutter is prolonged.
The above description is only a preferred embodiment of the present patent, and not intended to limit the scope of the present patent, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the specification and the drawings, and which are directly or indirectly applied to other related technical fields, belong to the scope of the present patent protection.
Claims (6)
1. A high-speed steel cutter coating is characterized in that: the tool comprises a tool base body, wherein the surface of the tool base body is a Cr metal embedded layer, a high-hardness oxidation resisting layer is deposited on the surface of the Cr metal embedded layer, and a superhard wear-resistant layer coating is deposited on the surface of the high-hardness oxidation resisting layer.
2. The high speed steel cutter coating of claim 1, wherein: the thickness of the Cr metal embedding layer is 0.2 mu m.
3. The high speed steel cutter coating of claim 1, wherein: the thickness of the high-hardness anti-oxidation layer is 1um, and the hardness is 35 GPa.
4. The high speed steel cutter coating of claim 1, wherein: the thickness of the superhard wear-resistant layer is 1um, and the hardness is 40 GPa.
5. The high speed steel cutter coating of claim 1, wherein: the Cr metal embedding layer, the high-hardness oxidation resisting layer and the superhard wear-resisting layer are all formed by multi-arc ion plating deposition.
6. The high speed steel cutter coating of claim 1, wherein: the cutter base body is a high-speed steel cutter base body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920528593.7U CN210886195U (en) | 2019-04-18 | 2019-04-18 | High-speed steel cutter coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920528593.7U CN210886195U (en) | 2019-04-18 | 2019-04-18 | High-speed steel cutter coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210886195U true CN210886195U (en) | 2020-06-30 |
Family
ID=71315677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920528593.7U Active CN210886195U (en) | 2019-04-18 | 2019-04-18 | High-speed steel cutter coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210886195U (en) |
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2019
- 2019-04-18 CN CN201920528593.7U patent/CN210886195U/en active Active
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| TR01 | Transfer of patent right |
Effective date of registration: 20211208 Address after: 301-303, 3 / F, building a, Tengfei Industrial Building, 6 Taohua Road, Fubao community, Fubao street, Futian District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen Dell Monde Technology Co.,Ltd. Address before: 518000 Room 601, building 3, Yinxing Zhijie (shenguodian building), No. 1301-76, sightseeing Road, Xinlan community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN NANKE SUPER MEMBRANE MATERIAL TECHNOLOGY Co.,Ltd. |