Magnetic filtering type CBD coating method

Abstract

The magnetic filtering type CBD coating method comprises the following steps: 1) connecting a group of arc sources A with 20-30A current for bottoming for 30-40 minutes to form a bottoming layer; 2) connecting a group of arc sources B with 80-100A current, and carrying out rough coating for 20-40 minutes to form a rough coating layer; 3) simultaneously connecting a group of arc sources B and a group of arc sources C with current, connecting a group of arc sources B with current of 80-100A, connecting a group of arc sources C with current of 300-350A, and simultaneously carrying out rough and semi-precise magnetic coating for 40-60 minutes to form rough and semi-precise magnetic coating layers; and (4) a group of arc sources D are communicated with 380-390 A current, precise magnetic filtering type coating is conducted, the coating time is 30-50 min, and a precise magnetic filtering type coating layer is formed, in the first step to the fourth step, the bias voltage ranges from 150 V to 180 V, the thickness of a base coat ranges from 1 micrometer to 2 micrometers, the thickness of a rough coating layer ranges from 1 micrometer to 1.5 micrometers, the thickness of a rough magnetic coating layer and the thickness of a semi-precise magnetic coating layer ranges from 0.8 micrometer to 1.2 micrometers, and the thickness of the precise magnetic filtering type coating layer ranges from 0.8 micrometer to 1 micrometer.

Description

TECHNICAL FIELD

[0001] The present application relates to surface treatment technology, in particular to surface precision coating preparation technology and its using equipment, specifically, a magnetic filtering type CBD coating method. BACKGROUND

[0002] In the field of precision coating preparation technology, using arc source to prepare coating is one of the common ways. The target material of the arc source is accelerated in the magnetic field, bombards the surface of the product, and forms a precise coating on the surface of the product. However, the current arc source bombards the surface of the product, which is easy to produce droplets, that is, particles produced by the target material. When the particle size is not uniform, an uneven granular coating is formed on the surface of the product, which affects the quality of the coating.

[0003] Therefore, it is necessary to provide a magnetic filtering type CBD coating machine to solve the above problems. SUMMARY

[0004] The purpose of the present application is to provide a magnetic filtering type CBD coating method.

[0005] The technical scheme is as follows: A magnetic filtering type CBD coating method, using a magnetic filtering type CBD coating machine for coating, the magnetic filtering type CBD coating machine includes an octagonal furnace, the octagonal furnace is provided with a group of arc sources A, a group of arc sources B, a group of arc sources C and a group of arc sources D; A group of arc sources A, connected with 20-30A current, used as a base coating execution module; A group of arc sources B, connected with 80-100A current, used as a rough coating execution module; A group of arc sources C, connected with 300-350A current, used as a semi-precision magnetic filtering arc coating execution module; A group of arc sources D, connected with 380-390A current, used as a precision magnetic filtering coating execution module; A group of arc sources A and a group of arc sources B each include two corresponding rough part arc source setting plates, the rough part arc source setting plates are provided with three arc sources arranged uniformly, the distance between adjacent arc sources is 250-300mm; A group of arc sources C and a group of arc sources D each include a first precision part arc source setting plate and a second precision part arc source setting plate, the first precision part arc source setting plate is provided with three arc sources arranged uniformly, the second precision part arc source setting plate is provided with two arc sources arranged uniformly, the arc source on the second precision part arc source setting plate is located between the two arc sources on the first precision part arc source setting plate in height and direction, and the height difference between the center of the arc source on the second precision part arc source setting plate and the arc source on the first precision part arc source setting plate is 120-160mm; The magnetic filtering type CBD coating process is as follows: 1) A group of arc source A is connected with 20-30A current, used as primer, time 30-40min, forming primer layer; 2) A group of arc source B is connected with 80-100A current, rough plating film is carried out, plating film time 20-40min, forming rough plating film layer; 3) A group of arc source B and a group of arc source C are connected with current, a group of arc source B is connected with 80-100A current, a group of arc source C is connected with 300-350A current, rough type and semi-precision magnetic plating film is carried out simultaneously, time 40-60min, forming rough type and semi-precision magnetic plating film layer; 4) A group of arc source D is connected with 380-390A current, precision magnetic filtering type plating film is carried out, plating film time 30-50min, forming precision magnetic filtering type plating film layer; 1)-4) in, bias 150-180V, primer layer thickness 1-2μm, rough plating film layer thickness 1-1.5μm, rough type and semi-precision magnetic plating film layer thickness 0.8-1.2μm, precision magnetic filtering type plating film layer thickness 0.8-1μm.

[0006] Further, the octagonal furnace is provided with a vacuum extraction port and an ion source in the middle.

[0007] Further, the arc source is composed of a target material composite combined arc source, the target material composite combined arc source comprises a target material module, the target material module comprises an external target material, the external target material is provided with an internal target material, the external target material is one of a titanium target, a chromium target, a titanium-aluminum target and a chromium-aluminum target, and the internal target material is one of a titanium target, a chromium target, a titanium-aluminum target and a chromium-aluminum target after removing the material of the external target material. The external target material is provided with an outer coil and a middle coil, and the internal target material is provided with an inner coil, the outer coil and the middle coil cooperate with the external target material to form an outer ring target material driving and executing structure, and the inner coil cooperates with the internal target material to form an inner ring target material executing structure, the outer ring target material driving and executing structure and the inner ring target material executing structure are used to work, and are combined to form a quick switching type composite target material arc source structure.

[0008] Further, the target material module is provided with a plasma confinement ring and a bunching ring.

[0009] Further, the target material module is provided with a target material cooling seat.

[0010] Further, the target material module is provided with an arc striking module.

[0011] Further, the target material module, the plasma confinement ring and the bunching ring, and the target material cooling seat are arranged on a fixed main body.

[0012] Further, the target material module, the plasma confinement ring and the bunching ring, and the target material cooling seat are fixedly arranged on the fixed main body through mounting flanges.

[0013] Further, the fixed main body is further provided with a coil cooling water plate module.

[0014] Compared with the prior art, the present application effectively solves the liquid drop phenomenon during plating and ensures the plating quality by rough type, semi-precision magnetic plating film, combined with precision magnetic filter type plating film, and by rough type, semi-precision magnetic plating film layer combined with precision magnetic filter type plating film layer. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a schematic diagram of the present application.

[0016] Figure 2 is a structural schematic diagram of a group of arc sources A or a group of arc sources B.

[0017] Figure 3 is a structural schematic diagram of a group of arc sources C or a group of arc sources D.

[0018] Figure 4 is a sectional view of the arc source.

[0019] Figure 5 is a schematic diagram of the target module. DETAILED DESCRIPTION Embodiment:

[0020] Please refer to Figures 1-5 The present embodiment shows a magnetic filter type CBD plating film method, which uses a magnetic filter type CBD plating film machine for plating, and the magnetic filter type CBD plating film machine includes an octagonal furnace 100, which is provided with a group of arc sources A 200, a group of arc sources B 300, a group of arc sources C 400, and a group of arc sources D 500 The group of arc sources A 200 is connected to a current of 20-30A and is used as a base coating execution module; The group of arc sources B 300 is connected to a current of 80-100A and is used as a rough type plating film execution module; The group of arc sources C 400 is connected to a current of 300-350A and is used as a semi-precision magnetic filter arc plating film execution module; The group of arc sources D 500 is connected to a current of 380-390A and is used as a precision magnetic filter plating film execution module; The group of arc sources A 200 and the group of arc sources B 300 each include two corresponding rough type arc source setting plates 201, and the rough type arc source setting plate 201 is provided with three evenly arranged arc sources 1000, and the distance between adjacent arc sources 1000 is 250-300mm; A group of arc source C400 and a group of arc source D500, both including corresponding first precision part arc source setting plate 401, second precision part arc source setting plate 402, three arc sources 1000 are arranged on the first precision part arc source setting plate 401, and two arc sources 1000 are arranged on the second precision part arc source setting plate 402, the arc source 1000 on the second precision part arc source setting plate 402 is located between the two arc sources 1000 on the first precision part arc source setting plate 401 in height and direction, and the height of the center of the arc source 1000 on the second precision part arc source setting plate 402 is 120-160mm higher than that of the arc source 1000 on the first precision part arc source setting plate 401; The magnetic filtering type CBD coating process is as follows: 1) A group of arc source A200 is connected with 20-30A current and used for bottoming, and the time is 30-40min to form a bottoming layer; 2) A group of arc source B300 is connected with 80-100A current, and rough coating is carried out, and the coating time is 20-40min to form a rough coating layer; 3) A group of arc source B300 and a group of arc source C400 are connected with current at the same time, a group of arc source B300 is connected with 80-100A current, a group of arc source C400 is connected with 300-350A current, rough and semi-precision magnetic coating is carried out at the same time, the time is 40-60min, and a rough and semi-precision magnetic coating layer is formed; 4) A group of arc source D500 is connected with 380-390A current, and precision magnetic filtering type coating is carried out, and the coating time is 30-50min to form a precision magnetic filtering type coating layer; In 1)-4), the bias is 150-180V, the thickness of the bottoming layer is 1-2μm, the thickness of the rough coating layer is 1-1.5μm, the thickness of the rough and semi-precision magnetic coating layer is 0.8-1.2μm, and the thickness of the precision magnetic filtering type coating layer is 0.8-1μm.

[0021] Wherein: The octagonal furnace 100 is provided with a vacuum extraction port 600 and an ion source 700 in the middle.

[0022] The arc source 1000 is composed of a target material composite combination type arc source, the target material composite combination type arc source includes a target material module 1, the target material module 1 includes an external target material 11, and an internal target material 12 is arranged in the external target material 11, the external target material 11 is one of a titanium target, a chromium target, a titanium-aluminum target and a chromium-aluminum target, and the internal target material 12 is one of a titanium target, a chromium target, a titanium-aluminum target and a chromium-aluminum target after removing the material of the external target material; Corresponding to the external target material 11 is provided with outer coil 2 and middle coil 3, corresponding to the internal target material 12 is provided with inner coil 4, outer coil 2 and middle coil 3 cooperate with external target material 11, form outer circle target material drive execution structure, inner coil 4 cooperate with internal target material 12, form inner circle target material execution structure, outer circle target material drive execution structure, inner circle target material execution structure do business, combination forms quick switching type compound target formula arc source structure.

[0023] Corresponding to the target material module 1, provided with plasma confinement ring 5 and bunching ring 6.

[0024] Corresponding to the target material module 1, provided with target cooling seat 7.

[0025] Corresponding to the target material module 1, provided with arc leading module 8.

[0026] Target material module 1, plasma confinement ring 5 and bunching ring 6, target cooling seat 7 are arranged on the fixed body 9.

[0027] Target material module 1, plasma confinement ring 5 and bunching ring 6, target cooling seat 7 are arranged on the fixed body 9 through mounting flange 10.

[0028] The fixed body 9 is also provided with coil cooling water plate module 11.

[0029] In this embodiment, the current through the arc source 1000 is used to control the magnetic field, and the greater the power of the target material module 1 corresponding to the outer coil 2 / middle coil 3 / inner coil 4, the greater the filtering degree of the magnetic field to the target material ions.

[0030] Compared with the prior art, the present application combines the rough type, semi-precision magnetic coating with the precision magnetic filtering type coating, and effectively solves the liquid drop phenomenon during coating and ensures the coating quality.

[0031] For those skilled in the art, without departing from the inventive concept, a number of modifications and improvements can be made, which are within the scope of the present application.

Claims

1. A magnetically filtered CBD coating method, characterized in that: The coating is performed by using a magnetic filtering CBD coating machine, which comprises an octagonal furnace, and a group of arc sources A, a group of arc sources B, a group of arc sources C and a group of arc sources D are arranged on the octagonal furnace; The group of arc sources A is connected with a current of 20-30 A and used as a bottoming execution module; The group of arc sources B is connected with a current of 80-100 A and used as a rough coating execution module; The group of arc sources C is connected with a current of 300-350 A and used as a semi-precision magnetic filtering arc coating execution module; The group of arc sources D is connected with a current of 380-390 A and used as a precision magnetic filtering coating execution module; The group of arc sources A and the group of arc sources B each comprise two rough part arc source setting plates arranged correspondingly, and three arc sources are arranged on each rough part arc source setting plate in a uniform manner, and the distance between adjacent arc sources is 250-300 mm; The group of arc sources C and the group of arc sources D each comprise a first precision part arc source setting plate and a second precision part arc source setting plate arranged correspondingly, three arc sources are arranged on the first precision part arc source setting plate in a uniform manner, and two arc sources are arranged on the second precision part arc source setting plate in a uniform manner, the arc sources on the second precision part arc source setting plate are located between the two arc sources on the first precision part arc source setting plate in the height direction, and the height difference between the center of the arc source on the second precision part arc source setting plate and the arc source on the first precision part arc source setting plate is 120-160 mm; The magnetic filtering CBD coating process is as follows: 1) The group of arc sources A is connected with a current of 20-30 A and used as a bottoming execution module, and a bottoming layer is formed in 30-40 min; 2) The group of arc sources B is connected with a current of 80-100 A and used as a rough coating execution module, and a rough coating layer is formed in 20-40 min; 3) The group of arc sources B and the group of arc sources C are connected with currents at the same time, the group of arc sources B is connected with a current of 80-100 A, the group of arc sources C is connected with a current of 300-350 A, and rough and semi-precision magnetic coating is performed at the same time, and a rough and semi-precision magnetic coating layer is formed in 40-60 min; 4) The group of arc sources D is connected with a current of 380-390 A, precision magnetic filtering coating is performed, and a precision magnetic filtering coating layer is formed in 30-50 min; In 1) to 4), the bias voltage is 150-180 V, the thickness of the bottoming layer is 1-2 μm, the thickness of the rough coating layer is 1-1.5 μm, the thickness of the rough and semi-precision magnetic coating layer is 0.8-1.2 μm, and the thickness of the precision magnetic filtering coating layer is 0.8-1 μm.

2. The magnetic filtered CBD coating method of claim 1, wherein: The octagonal furnace is provided with a vacuum extraction port and an ion source arranged in the middle.

3. The magnetic filtered CBD coating method of claim 1, wherein: The arc source is composed of a target material composite arc source, the target material composite arc source comprises a target material module, the target material module comprises an external target material, and an internal target material is arranged in the external target material; the external target material is one of a titanium target, a chromium target, a titanium-aluminum target and a chromium-aluminum target, and the internal target material is one of a titanium target, a chromium target, a titanium-aluminum target and a chromium-aluminum target after the material of the external target material is removed. The outer coil and the middle coil are arranged corresponding to the outer target material, the inner coil is arranged corresponding to the inner target material, the outer coil and the middle coil cooperate with the outer target material to form an outer target material driving and executing structure, the inner coil cooperates with the inner target material to form an inner target material executing structure, the outer target material driving and executing structure and the inner target material executing structure are combined to form a quick switching type composite target material type arc source structure.

4. The magnetic filtered CBD coating method of claim 3, wherein: Corresponding to the target material module, a plasma confinement ring and a bunching ring are arranged.

5. The magnetic filtered CBD coating method of claim 4, wherein: Corresponding to the target material module, a target material cooling seat is arranged.

6. The magnetic filtered CBD coating method of claim 5, wherein: Corresponding to the target material module, an arc striking module is arranged.

7. The magnetic filtered CBD coating method of claim 6, wherein: The target material module, the plasma confinement ring and the bunching ring, and the target material cooling seat are arranged on a fixed main body.

8. The magnetic filtered CBD coating method of claim 7, wherein: The target material module, the plasma confinement ring and the bunching ring, and the target material cooling seat are fixedly arranged on the fixed main body through a mounting flange.

9. The magnetic filtered CBD coating method of claim 8, wherein: A coil cooling water plate module is further arranged on the fixed main body.

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