CN220034630U - Aluminum substrate gong and knife composite coating - Google Patents
Aluminum substrate gong and knife composite coating Download PDFInfo
- Publication number
- CN220034630U CN220034630U CN202320024630.7U CN202320024630U CN220034630U CN 220034630 U CN220034630 U CN 220034630U CN 202320024630 U CN202320024630 U CN 202320024630U CN 220034630 U CN220034630 U CN 220034630U
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- China
- Prior art keywords
- layer
- aluminum substrate
- milling cutter
- transition layer
- metal
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 42
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 239000000758 substrate Substances 0.000 title claims abstract description 42
- 238000000576 coating method Methods 0.000 title claims abstract description 28
- 239000011248 coating agent Substances 0.000 title claims abstract description 26
- 239000002131 composite material Substances 0.000 title claims abstract description 18
- 229910052751 metal Inorganic materials 0.000 claims abstract description 36
- 239000002184 metal Substances 0.000 claims abstract description 36
- 230000007704 transition Effects 0.000 claims abstract description 36
- 238000003801 milling Methods 0.000 claims abstract description 33
- 150000004767 nitrides Chemical class 0.000 claims abstract description 17
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000005461 lubrication Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical group [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 239000010937 tungsten Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 64
- 238000001755 magnetron sputter deposition Methods 0.000 abstract description 13
- 238000000151 deposition Methods 0.000 abstract description 12
- XKRFYHLGVUSROY-UHFFFAOYSA-N argon Substances [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052786 argon Inorganic materials 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 8
- 238000001914 filtration Methods 0.000 abstract description 8
- 238000007733 ion plating Methods 0.000 abstract description 8
- 238000004506 ultrasonic cleaning Methods 0.000 abstract description 4
- 239000011247 coating layer Substances 0.000 abstract description 2
- 230000001050 lubricating effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Landscapes
- Physical Vapour Deposition (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The utility model discloses an aluminum substrate milling cutter composite coating, which comprises an aluminum substrate milling cutter, wherein a metal transition layer, a nitride transition layer, a metal doped DLC layer and an ultra-lubricated DLC layer are sequentially arranged on the aluminum substrate milling cutter, the metal transition layer is a Cr or Ti layer, the nitride transition layer is CrN or TiN, and the doping element in the metal doped DLC layer is Cr. During processing, firstly, ultrasonic cleaning and argon ion cleaning are carried out on the aluminum substrate milling cutter; then a metal transition layer is deposited by adopting a magnetron sputtering mode; then a nitride transition layer is deposited by adopting a magnetron sputtering mode; depositing a metal doped DLC layer by adopting a magnetron sputtering and magnetic filtration arc ion plating mode; and finally, depositing a DLC layer by adopting a magnetic filtration arc ion plating mode to obtain the aluminum substrate milling composite coating. According to the utility model, the multi-coating structure is arranged on the aluminum substrate milling cutter, so that the hardness of each coating layer is gradually improved from the metal transition layer to the DLC layer, the bonding force of the DLC coating is improved, and good lubricating performance and wear resistance are provided.
Description
Technical Field
The utility model belongs to the technical field of coatings, and particularly relates to an aluminum substrate milling cutter composite coating.
Background
The aluminum substrate is high in aluminum content, the problems of cutter sticking, burrs, blackening of edges of the substrate, long service life of cutter abrasion and the like are easy to occur in the processing process, the DLC coating is high in hardness, good in abrasion resistance and good in friction coefficient low-lubrication effect, and the problems of cutter sticking, burrs, large cutter abrasion and the like in the processing process of the aluminum substrate can be remarkably improved by depositing the DLC coating on the aluminum substrate milling cutter.
However, the DLC film forming process is complex, the internal stress and the thermal stress of the DLC are very large, the problem of coating falling easily occurs in the coating deposition and cutter processing process, and the wear resistance and lubrication cannot be achieved, so that the processing quality of the aluminum substrate is affected.
Disclosure of Invention
The utility model aims to provide an aluminum substrate milling tool composite coating and aims to solve the problems in the background technology. In order to achieve the purpose, the utility model adopts the following technical scheme:
the aluminum substrate milling cutter composite coating comprises an aluminum substrate milling cutter, wherein a metal transition layer, a nitride transition layer, a metal doped DLC layer and an ultra-lubrication DLC layer are sequentially arranged on the aluminum substrate milling cutter; the metal transition layer is a Cr or Ti layer, the nitride transition layer is CrN or TiN, and the doping element in the metal doped DLC layer is Cr.
Further, the aluminum substrate milling cutter is a tungsten steel milling cutter.
Further, the thickness of the metal transition layer is 100nm.
Further, the thickness of the nitride transition layer is 100nm, and the content of nitrogen element is less than 5wt%.
Further, the thickness of the metal doped DLC layer is 200nm, and the Cr content in the layer is 1-2wt%.
Further, the DLC layer has a thickness of 150 to 250nm.
A processing method of an aluminum substrate milling composite coating comprises the following steps:
s1, carrying out ultrasonic cleaning on an aluminum substrate milling cutter, removing surface impurities, and then carrying out argon ion cleaning;
s2, depositing a metal transition layer on the aluminum substrate milling cutter obtained in the S1 in a magnetron sputtering mode;
s3, depositing a nitride transition layer on the metal transition layer obtained in the S2 in a magnetron sputtering mode;
s4, depositing a metal doped DLC layer on the nitride transition layer obtained in the S3 in a magnetron sputtering and magnetic filtering arc ion plating mode;
and S5, depositing an ultra-lubrication DLC layer on the metal doped DLC layer obtained in the S4 in a magnetic filtration arc ion plating mode to obtain the aluminum substrate milling composite coating.
Further, the argon ion cleaning is argon ion glow discharge cleaning.
Further, the magnetron sputtering in S2, S3 and S4 is high-frequency pulse magnetron sputtering, 8000V, 3ms pulse width and 1% -10% duty ratio.
Further, the magnetic filtration arc ion plating deflection current is 2.0A, the positive bias voltage is 36V, the arc current is 90A, and the air pressure is 1 x 10 - 1 Pa。
The utility model has the beneficial effects that:
1. according to the utility model, the multi-coating structure is arranged on the aluminum substrate milling cutter, so that the hardness of each coating layer is gradually improved from the metal transition layer, the nitride transition layer, the metal doped DLC layer and the DLC layer, and the bonding force of the DLC coating is improved, so that good lubricating performance and wear resistance are provided for the aluminum substrate milling cutter;
2. according to the processing method provided by the utility model, ultrasonic cleaning pretreatment is carried out on the aluminum substrate milling cutter to remove dirt on the surface of the cutter; then argon ion cleaning is carried out, and then a metal transition layer, a nitride transition layer, a metal doped DLC layer and a DLC layer are sequentially deposited, so that the binding force of the DLC coating can be effectively improved.
Drawings
FIG. 1 is a schematic structural view of a composite coating according to the present utility model;
FIG. 2 is a process flow diagram of the composite coating process of the present utility model.
Wherein, each reference sign in the figure:
101: aluminum substrate milling cutter, 102: metal transition layer, 103: nitride transition layer, 104: metal doped DLC layer, 105: and (5) super-lubricating the DLC layer.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiments, and the terms "upper," "lower," "left," "right," "front," "back," and the like are used herein with reference to the positional relationship of the drawings.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
As shown in fig. 1-2, the embodiment of the utility model provides an aluminum substrate milling cutter composite coating, which comprises an aluminum substrate milling cutter 101, wherein a metal transition layer 102, a nitride transition layer 103, a metal doped DLC layer 104 and an ultra-lubrication DLC layer 105 are sequentially arranged on the aluminum substrate milling cutter 101;
wherein the metal transition layer 102 is a Cr layer with a thickness of 100nm, the nitride transition layer 103 is a CrN layer with a thickness of 100nm,
the doping element in the metal doped DLC layer 104 is Cr, and the thickness of the metal doped DLC layer 104 is 200nm; the thickness of the super-lubricated DLC layer 105 is 200nm.
The aluminum substrate gong composite coating comprises the following steps when being specifically processed:
s1, carrying out ultrasonic cleaning on an aluminum substrate milling cutter 101 to remove surface impurities, and then carrying out argon ion cleaning;
s2, depositing a metal transition layer 102 on the aluminum substrate milling cutter 101 obtained in the S1 in a magnetron sputtering mode;
s3, depositing a nitride transition layer 103 on the metal transition layer 102 obtained in the S2 in a magnetron sputtering mode;
s4, depositing a metal doped DLC layer 104 on the nitride transition layer 103 obtained in the S3 in a magnetron sputtering and magnetic filtering arc ion plating mode;
and S5, depositing an ultra-lubrication DLC layer 105 on the metal doped DLC layer 104 obtained in the S4 in a magnetic filtration arc ion plating mode to obtain the aluminum substrate milling composite coating.
Specifically, the argon ion cleaning is argon ion glow discharge cleaning.
Specifically, the magnetron sputtering in S2, S3 and S4 is high-frequency pulse magnetron sputtering, 8000V, pulse width 3ms and duty ratio 1% -10%.
Specifically, the magnetic filtration arc ion plating deflection current is 2.0A, the positive bias voltage is 36V, the arc current is 90A, and the air pressure is 1 x 10 -1 Pa。
The above embodiments are only for illustrating the present utility model, not for limiting the present utility model, and various changes and modifications may be made by one of ordinary skill in the relevant art without departing from the spirit and scope of the present utility model, and therefore, all equivalent technical solutions are also within the scope of the present utility model, and the scope of the present utility model is defined by the claims.
Claims (4)
1. Aluminum substrate gong sword composite coating, its characterized in that: the aluminum substrate milling cutter comprises an aluminum substrate milling cutter, wherein a metal transition layer, a nitride transition layer, a metal doped DLC layer and an ultra-lubrication DLC layer are sequentially arranged on the aluminum substrate milling cutter; wherein the metal transition layer is a Cr or Ti layer, and the nitride transition layer is CrN or TiN.
2. The aluminum substrate routing composite coating of claim 1, wherein: the aluminum substrate milling cutter is a tungsten steel milling cutter.
3. The aluminum substrate routing composite coating of claim 2, wherein: the thickness of the metal transition layer is 100nm.
4. The aluminum substrate routing composite coating of claim 3, wherein: the DLC layer has a thickness of 150-250nm.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221856153 | 2022-07-07 | ||
| CN2022218561532 | 2022-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220034630U true CN220034630U (en) | 2023-11-17 |
Family
ID=88724333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320024630.7U Active CN220034630U (en) | 2022-07-07 | 2023-01-05 | Aluminum substrate gong and knife composite coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220034630U (en) |
-
2023
- 2023-01-05 CN CN202320024630.7U patent/CN220034630U/en active Active
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