CN210736900U - PVD membrane deplating processing system - Google Patents
PVD membrane deplating processing system Download PDFInfo
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- CN210736900U CN210736900U CN201921195144.1U CN201921195144U CN210736900U CN 210736900 U CN210736900 U CN 210736900U CN 201921195144 U CN201921195144 U CN 201921195144U CN 210736900 U CN210736900 U CN 210736900U
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Abstract
The utility model provides a PVD membrane deplating treatment system, including the support and set up the processing bank of cells on the support, the processing bank of cells include that the PVD that sets gradually from the feed direction moves back plating bath, wash bowl, decoloration neutralizing bath, oxalic acid neutralizing bath, ultrasonic wave hot water wash bowl, stoving groove. The utility model has simple structure and reasonable design, the system provided by the utility model can effectively remove the PVD film on the metal surface, and the removal rate is as high as 100%; the utility model provides a product to be removed with PVD membrane layer is sequentially deplating, washing, decoloring and neutralizing, oxalic acid neutralizing, ultrasonic washing, hot water washing and drying, and finally the PVD membrane is effectively removed, so that not only the treatment efficiency is high, but also the product is not damaged; the utility model discloses a waste gas treatment system and effluent disposal system can avoid causing secondary pollution to the environment.
Description
Technical Field
The utility model belongs to the technical field of the metal surface treatment technique and specifically relates to a processing system that plates moves back of stainless steel product PVD membrane.
Background
The PVD technology appears at the end of the seventies of the twentieth century, and the prepared film has the advantages of high hardness, low friction coefficient, good wear resistance, good chemical stability and the like. The initial successful application in the field of high speed steel cutters has attracted considerable attention from the manufacturing industry of all countries around the world.
The PVD process has no adverse effect on the environment and conforms to the development direction of modern green manufacturing. The components of the coating in the PVD process are developed into TiC, TiCN, ZrN, CrN and MoS2TiAlN, TiAlCN, TiN-AlN, CNx, DLC, ta-C and other multi-component composite coatings, and related technologies are generally applied to coating treatment of hard alloy end mills, drill bits, stepped drills, oil hole drills, reamers, screw taps, indexable milling inserts, special-shaped cutters, welding cutters and the like.
However, in the production process, a plurality of unqualified PVD film layers are required to be removed in time so as to be re-coated, so that the production cost is reduced. At present, the PVD film layer is mainly removed by the following method:
1. the direct polishing method mainly utilizes manpower to polish the PVD film on the metal surface, and not only has low polishing efficiency, but also has poor polishing quality.
2. The grit blasting method, which destroys the PVD film directly by blasting with metal grit, is expensive.
3. Chemical liquid medicine treating process including hydrofluoric acid solution corrosion, oxalic acid solution hot boiling, hydrogen peroxide reinforced alkali solution eliminating process, light caustic soda solution eliminating process and dilute acid eliminating process; the treatment method still has the problems that the polishing and sand blasting can cause abrasion and other corrosion to the base material, the chemical liquid treatment still has the defect of corroding the base material, and the fluorine-containing ion solution causes pressure on environmental protection and is difficult to meet the qualified requirement of mass production of enterprises, so that the method has a plurality of defects.
Therefore, there is a need for a system that can process PVD films.
Disclosure of Invention
The utility model provides a to prior art not enough, the utility model provides a PVD membrane deplating treatment system, this system can effectively get rid of the PVD membrane on product surface, and the clearance can reach more than 95% to do not harm the product surface, further reduce and get rid of the cost.
The technical scheme of the utility model is that: the PVD film deplating treatment system comprises a support and a treatment tank group arranged on the support, wherein the treatment tank group comprises a PVD deplating tank, a rinsing tank, a decoloring neutralizing tank, an oxalic acid neutralizing tank, an ultrasonic hot rinsing tank, a hot rinsing tank and a drying tank which are sequentially arranged from a feeding direction.
Preferably, a feeding frame and a loading frame are further arranged on the support at the feeding end of the PVD deplating groove, and the feeding frame and the loading frame are formed by welding steel pipes.
The support of the discharging end of the drying groove is also provided with a discharging frame and a material detecting frame, and the discharging frame and the material detecting frame are formed by welding steel pipes.
Preferably, each tank body of the treatment tank group is also internally provided with a water inlet pipe, a sewage discharge pipe and an aeration pipe, the water inlet pipe is communicated with the water tank through a water inlet pump, the sewage discharge pipe is communicated with a sewage discharge pump, and the aeration pipe is communicated with an aerator.
Preferably, a plurality of heating pipes are further arranged in the PVD deplating tank, the oxalic acid neutralizing tank, the ultrasonic hot water washing tank and the hot water washing tank, the liquid medicine in the PVD deplating tank is heated to 70-80 ℃ through the heating pipes, the liquid medicine in the oxalic acid neutralizing tank is heated to 50-60 ℃, the water in the ultrasonic hot water washing tank is heated to 55-65 ℃, and the pure water in the hot water washing tank is heated to 60 ℃.
Preferably, a plurality of ultrasonic generators are further arranged in the ultrasonic hot water washing tank for connection.
Preferably, the drying tank is an oven, and the drying temperature of the drying tank is 80 ℃.
Preferably, the ultrasonic hot water washing tank and the drying tank are made of stainless steel materials, and the tank bodies of the other treatment tank groups are made of plastics.
Preferably, the PVD deplating tank, the decoloring neutralizing tank and the oxalic acid neutralizing tank are also communicated with a dosing pipeline, and the dosing pipeline is communicated with a dosing tank through a dosing pump.
Preferably, PVD deplating bath is loaded with PVD deplating liquid medicine, and the PVD deplating liquid medicine is formed by mixing sodium hydroxide, an oxidizing agent and pure water according to a certain proportion.
Preferably, the decoloring neutralizing tank is filled with decoloring neutralizing liquid medicine, and the decoloring neutralizing liquid medicine is formed by mixing dilute sulfuric acid, sodium bisulfite and pure water according to a certain proportion.
Preferably, the oxalic acid neutralization tank is filled with a neutralization liquid medicine formed by mixing oxalic acid and pure water according to a certain proportion.
Preferably, a certain amount of pure water is filled in the rinsing tank, the ultrasonic hot rinsing tank and the hot rinsing tank.
Preferably, the system also comprises an exhaust gas treatment system, wherein the exhaust gas treatment system comprises an exhaust fan, an exhaust gas pipeline and an exhaust gas tower, and the exhaust fan inputs the exhaust gas generated in the deplating process into the exhaust gas tower through the exhaust gas pipeline for treatment.
Preferably, the system further comprises a deplating wastewater cooler, wherein the plating wastewater cooler is used for cooling wastewater generated by deplating and discharging the cooled wastewater to a wastewater treatment system for treatment.
The utility model has the advantages that:
1. the utility model has simple structure and reasonable design, the system provided by the utility model can effectively remove the PVD film on the metal surface, and the removal rate is as high as 100%;
2. the utility model provides a product to be removed with PVD membrane layer is sequentially deplating, washing, decoloring and neutralizing, oxalic acid neutralizing, ultrasonic washing, hot water washing and drying, and finally the PVD membrane is effectively removed, so that not only the treatment efficiency is high, but also the product is not damaged;
3. the utility model discloses a waste gas treatment system and effluent disposal system can avoid causing secondary pollution to the environment.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1-a bracket, 2-a treatment tank group, 3-a loading frame, 4-a loading frame, 5-a discharging groove, 6-a PVD stripping groove, 7-a water washing groove, 8-a decoloring neutralizing groove, 9-an oxalic acid neutralizing groove, 10-an ultrasonic hot water washing groove, 11-a hot water washing groove, 12-a drying groove, 13-an ultrasonic generator, 14-a stripping waste water cooler, 15-a blow-off pipe, 16-a conveying device, 17-a console and 18-a pedal.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
as shown in figure 1, the PVD film deplating treatment system comprises a support 1 and a treatment tank group 2 arranged on the support 1, wherein the treatment tank group 2 comprises a PVD deplating tank 6, a rinsing tank 7, a decoloring neutralizing tank 8, an oxalic acid neutralizing tank 9, an ultrasonic hot rinsing tank 10, a hot rinsing tank 11 and a drying tank 12 which are sequentially arranged from the feeding direction. The PVD deplating tank 6 is filled with PVD deplating liquid medicine, and the PVD deplating liquid medicine is formed by mixing sodium hydroxide, an oxidizing agent and pure water according to a certain proportion. The decoloring neutralizing tank 8 is filled with decoloring neutralizing liquid medicine, and the decoloring neutralizing liquid medicine is formed by mixing dilute sulfuric acid, sodium bisulfite and pure water according to a certain proportion. The oxalic acid neutralizing tank 9 is filled with a neutralizing liquid medicine formed by mixing oxalic acid and pure water according to a certain proportion. And a certain amount of pure water is filled in the rinsing tank 7, the ultrasonic hot rinsing tank 10 and the hot rinsing tank 11. The system provided by the embodiment has high stripping efficiency, and can ensure the success rate of at least 95 percent, thereby further reducing the stripping cost.
Preferably, the support 1 adopt steel pipe welding to form to at 1 one side of support laid the footboard 18 that is used for the people to walk, and can weld material loading frame 3 and unloading frame at the both ends of support 1, unloading frame on install down silo 5, keep away from at material loading frame 3 the one end of PVD deplating groove 6 still welds the material loading frame 4 that is used for placing the product to be handled, also can examine the work or material rest at unloading frame end welding, examine the product after the deplating through examining the work or material rest, confirm whether qualified after the deplating, material loading frame 3 and unloading frame and material loading frame 4 and examine the work or material rest all adopt stainless steel pipe welding to form.
Preferably, as another improvement of this embodiment, in this embodiment, a conveying device 16 for conveying a product to be processed may be installed on the support 1 above the processing bath group 2, the product to be deplated is conveyed to a position above the bath body by the conveying device 16, and then the conveying device is controlled to descend to place the product into the corresponding bath body for processing, so as to further reduce the labor cost, and the specific conveying device 16 may be set in combination with the product and the production line. This embodiment adopts by driving motor, conveyor 16 that conveyer belt, electric telescopic handle, year charging basket are constituteed, the conveyer belt pass through the delivery wheel setting on support 1, and the delivery wheel be connected with driving motor, year charging basket pass through electric telescopic handle setting at the conveyer belt lower extreme, wherein electric telescopic handle can change into the lift cylinder, also can change into other equipment that can realize carrying charging basket and go up and down.
Preferably, the ultrasonic hot water washing tank 10 and the drying tank 12 are made of stainless steel material, such as SUS304 steel, and the tank bodies of the other treatment tank groups 2 are made of plastic material, such as PP 15. The ultrasonic hot water washing tank 10 is also internally provided with a plurality of ultrasonic generators 13 which are connected with each other. The drying tank 12 can adopt a large oven, and the drying temperature of the drying tank 12 is 80 ℃.
Preferably, each tank body of the treatment tank group 2 is also internally provided with a water inlet pipe, a sewage discharge pipe 15 and an aeration pipe, the water inlet pipe is communicated with the water tank through a water inlet pump, the sewage discharge pipe is communicated with a sewage discharge pump, and the aeration pipe is communicated with an aerator.
Preferably, the PVD deplating tank 6, the decoloring neutralizing tank 8 and the oxalic acid neutralizing tank 9 are also communicated with a dosing pipeline, and the dosing pipeline is communicated with a dosing tank through a dosing pump.
Preferably, a plurality of heating pipes are further arranged in the PVD stripping tank 6, the oxalic acid neutralization tank 9, the ultrasonic hot water washing tank 10 and the hot water washing tank 11, the liquid medicine in the PVD stripping tank 8 is heated to 70-80 ℃ through the heating pipes, the liquid medicine in the oxalic acid neutralization tank 9 is heated to 50-60 ℃, the water in the ultrasonic hot water washing tank 10 is heated to 55-65 ℃, and the pure water in the hot water washing tank 11 is heated to 60 ℃.
Preferably, the system also comprises an exhaust gas treatment system, wherein the exhaust gas treatment system comprises an exhaust fan, an exhaust gas pipeline and an exhaust gas tower, and the exhaust fan inputs the exhaust gas generated in the deplating process into the exhaust gas tower through the exhaust gas pipeline for treatment.
Preferably, the system further comprises a deplating wastewater cooler 14, wherein the plating wastewater cooler 14 is used for cooling wastewater generated by deplating and discharging the cooled wastewater to a wastewater treatment system for treatment.
Preferably, according to the requirement, the support can be provided with a console such as a PLC controller, and the console is electrically connected with the system power supply, the driving motor and the electrical component such as the water inlet pump and the dosing pump, so that the deplating operation of the control system can be smoothly performed.
The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a PVD membrane deplating processing system, includes the support and sets up the processing groove group on the support, its characterized in that: the treatment bath group comprises a PVD (physical vapor deposition) deplating bath, a rinsing bath, a decoloring neutralization bath, an oxalic acid neutralization bath, an ultrasonic hot rinsing bath, a hot rinsing bath and a drying bath which are arranged in sequence from the feeding direction;
the PVD deplating groove is loaded with PVD deplating liquid medicine;
the decoloring neutralizing tank is filled with decoloring neutralizing liquid medicine;
the oxalic acid neutralizing tank is filled with neutralizing liquid medicine.
2. The PVD film deplating treatment system of claim 1, wherein: and a certain amount of pure water is filled in the rinsing tank, the ultrasonic hot rinsing tank and the hot rinsing tank.
3. The PVD film deplating treatment system of claim 1, wherein: the treatment tank is characterized in that a water inlet pipe, a sewage discharge pipe and an aeration pipe are further arranged in each tank body of the treatment tank group, the water inlet pipe is communicated with the water tank through a water inlet pump, the sewage discharge pipe is communicated with the sewage discharge pump, and the aeration pipe is communicated with the aerator.
4. The PVD film deplating treatment system of claim 1, wherein: and a plurality of heating pipes are also arranged in the PVD deplating tank, the oxalic acid neutralizing tank, the ultrasonic hot water washing tank and the hot water washing tank.
5. The PVD film deplating treatment system according to claim 4, wherein: the ultrasonic hot water washing tank is also internally provided with a plurality of ultrasonic generators which are connected.
6. The PVD film deplating treatment system of claim 1, wherein: the drying groove is an oven.
7. The PVD film deplating treatment system of claim 1, wherein: the ultrasonic hot water washing tank and the drying tank are made of stainless steel materials, and the tank bodies of the other processing tank groups are made of plastics.
8. The PVD film deplating treatment system of claim 1, wherein: the PVD coating stripping tank, the decoloring neutralizing tank and the oxalic acid neutralizing tank are also communicated with a dosing pipeline, and the dosing pipeline is communicated with a dosing tank through a dosing pump.
9. The PVD film deplating treatment system of claim 1, wherein: a feeding frame and a loading frame are further arranged on the support at the feeding end of the PVD deplating groove, and the feeding frame and the loading frame are formed by welding steel pipes;
the support of the discharging end of the drying groove is further provided with a discharging frame and a material detecting frame, the discharging frame is provided with a discharging groove, and the discharging frame and the material detecting frame are welded by steel pipes.
10. A PVD film deplating treatment system as recited in any of claims 1-9, further comprising: the system also comprises a deplating wastewater cooler for cooling the deplating wastewater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921195144.1U CN210736900U (en) | 2019-07-27 | 2019-07-27 | PVD membrane deplating processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921195144.1U CN210736900U (en) | 2019-07-27 | 2019-07-27 | PVD membrane deplating processing system |
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| Publication Number | Publication Date |
|---|---|
| CN210736900U true CN210736900U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921195144.1U Active CN210736900U (en) | 2019-07-27 | 2019-07-27 | PVD membrane deplating processing system |
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|---|---|
| CN (1) | CN210736900U (en) |
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- 2019-07-27 CN CN201921195144.1U patent/CN210736900U/en active Active
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Effective date of registration: 20230922 Address after: 516000 south of Guangzhou Shantou highway, niutianling village group, Xinjie village committee, Luoyang Town, BOLUO County, Huizhou City, Guangdong Province Patentee after: Guangdong Dongming New Material Technology Co.,Ltd. Address before: 523000 building 32, 126 guangma Avenue, Machong Town, Dongguan City, Guangdong Province Patentee before: Dongguan new Dongming Technology Co.,Ltd. |