CN118773554B - A PVD coating processing device and method for cemented carbide tool - Google Patents
A PVD coating processing device and method for cemented carbide tool Download PDFInfo
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- CN118773554B CN118773554B CN202410929175.4A CN202410929175A CN118773554B CN 118773554 B CN118773554 B CN 118773554B CN 202410929175 A CN202410929175 A CN 202410929175A CN 118773554 B CN118773554 B CN 118773554B
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
- C23C14/32—Vacuum evaporation by explosion; by evaporation and subsequent ionisation of the vapours, e.g. ion-plating
- C23C14/325—Electric arc evaporation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/02—Pretreatment of the material to be coated
- C23C14/021—Cleaning or etching treatments
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/50—Substrate holders
- C23C14/505—Substrate holders for rotation of the substrates
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/58—After-treatment
- C23C14/584—Non-reactive treatment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physical Vapour Deposition (AREA)
Abstract
本发明公开一种硬质合金刀具PVD涂层加工装置及其方法，涉及金属材料的镀覆技术领域，包括底座板，所述底座板顶端固定连接有用于进行旋转驱动的工作电动机；所述工作电动机远离底座板的一端两侧均转动连接有固定支架，固定支架贯穿工作电动机顶端的一端螺纹连接有固定螺母，工作电动机远离底座板的一端固定连接有控制电机；所述工作电动机远离底座板的一端安装有升降底板，升降底板远离工作电动机的一端安装有用于安装需要进行处理的硬质合金刀具的工作挂架；同时，本发明在使用时，采用内置自动固定式的安装方式，在实际的镀膜和旋转移动的过程中都能够保证安装的硬质合金刀具能够保持稳定。
The present invention discloses a PVD coating processing device and method for cemented carbide cutting tools, which relate to the technical field of plating of metal materials, and include a base plate, a working motor for rotational driving is fixedly connected to the top of the base plate; both sides of the end of the working motor away from the base plate are rotatably connected to fixed brackets, one end of the fixed bracket passes through the top of the working motor and is threadedly connected to a fixing nut, and the end of the working motor away from the base plate is fixedly connected to a control motor; a lifting base plate is installed at the end of the working motor away from the base plate, and a working bracket for installing a cemented carbide cutting tool that needs to be processed is installed at the end of the lifting base plate away from the working motor; at the same time, when the present invention is in use, a built-in automatic fixing installation method is adopted, which can ensure that the installed cemented carbide cutting tool can remain stable during the actual coating and rotational movement processes.
Description
Technical Field
The invention relates to the technical field of plating of metal materials, in particular to a device and a method for processing a PVD coating of a hard alloy cutter.
Background
PVD is a physical state substance transferring process, which can transfer an atomic or molecular state substance from one object to another object, so that the physical state substance transferring process has more excellent performance, and in the hard alloy cutter production process, in order to improve the service life of the hard alloy cutter, advanced metal materials are used for vacuum coating the surface of the hard alloy cutter in a vacuum environment by PVD coating equipment, so that a wear-resistant and corrosion-resistant film layer can be formed.
The utility model discloses a multi-arc ion coating equipment for PVD cutter spraying coating among the prior art that has published application number CN202310905806.4, the holding power through the telescopic link cooperatees with the elasticity of first spring, is convenient for take off the inserted bar from the fixed column is inside, takes out coupling assembling, spacing subassembly, link, locating component and the basket that bears from the coating film incasement portion afterwards to follow-up to getting in proper order the cutter of hanging at the couple of being convenient for is taken off its regularity in proper order.
However, in the prior art, the problem that the stability of the tool is not guaranteed exists in the using process, and the problem that the coating effect is influenced due to factors such as shaking possibly occurring due to external influence exists in the PVD coating process of the hard alloy tool hung in a movable hanging mode. Meanwhile, a corresponding cleaning scheme is lacking, and dirt possibly attached to the hard alloy cutter is not timely cleaned before and after treatment.
Disclosure of Invention
In order to solve the defects in the background art, the invention aims to provide a device and a method for PVD coating processing of a hard alloy cutter.
The aim of the invention can be achieved by the following technical scheme:
the PVD coating processing device of the hard alloy cutter and the method thereof comprise a base plate, wherein the top end of the base plate is fixedly connected with a working motor for rotary driving;
The two sides of one end of the working motor far away from the base plate are respectively and rotatably connected with a fixed bracket, one end of the fixed bracket penetrating through the top end of the working motor is connected with a fixed nut in a threaded manner, and one end of the working motor far away from the base plate is fixedly connected with a control motor;
A lifting bottom plate is arranged at one end of the working motor, which is far away from the base plate, and a working hanger for mounting a hard alloy cutter to be processed is arranged at one end of the lifting bottom plate, which is far away from the working motor;
The working hanging frame is a hexagonal prismatic table, each side wall of the working hanging frame is fixedly connected with a working hanging rod, and one end of each working hanging rod, which is far away from the working hanging frame, is fixedly connected with a hanging bottom plate;
The top end of the base plate is fixedly provided with a vacuum fan for assisting in vacuumizing, the outer side of the vacuum fan is fixedly provided with a fan motor for controlling the vacuum fan, and the top end of the base plate is fixedly provided with a cleaning base.
Further, the bottom sliding groove and the bottom bracket are fixedly connected to the top end of the base plate, and the bottom bracket is fixedly installed on the inner side of the bottom sliding groove.
Further, the one end fixedly connected with motor output pole of work motor is kept away from to the control motor, and the one end fixedly mounted that the control motor was kept away from to the motor output pole has the connection mount, and the one end array that the motor output pole was kept away from to the connection mount distributes and has a plurality of connection side bars, and a plurality of connection side bars are kept away from the one end fixedly connected with same connection link of connection mount.
Further, one end of the lifting bottom plate far away from the base plate is fixedly connected with a sealing groove, the outer side of the sealing groove is provided with a lifting connecting rod, the lifting connecting rod is fixedly connected to the outer side of the top end of the lifting bottom plate, a lifting moving groove is formed in the inner side of the lifting connecting rod, a lifting moving frame is connected to the inner side of the lifting moving groove in a sliding mode, a plurality of lifting wheel motors are fixedly connected to the inner side of the lifting moving frame, a lifting hanging frame is fixedly connected to one end of the lifting moving frame far away from the lifting bottom plate, a connecting hanging rod is fixedly connected to one end of the lifting hanging frame far away from the lifting connecting rod, a processing furnace is fixedly connected to one end of the connecting hanging rod close to the lifting bottom plate, a rotating bottom plate is rotatably connected to the top end of the lifting bottom plate, and the bottom end of the rotating bottom plate is fixedly connected to the top end of the connecting hanging ring;
the inner side wall of the processing furnace is fixedly connected with a heating plate and a discharge base material respectively, and the bottom end of the inner side of the processing furnace is fixedly connected with a vent.
Further, the one end fixedly connected with suspension bottom plate that the work peg was kept away from hangs the pole, the inboard sliding connection of suspension pole has the fixed push pedal of removal, the inboard fixedly connected with connecting spring of suspension pole, the one end fixedly connected with pressure movable plate that connecting spring kept away from the suspension pole.
Further, press movable plate bottom fixedly connected with promotes the tip board, promotes tip board slidable mounting in removing fixed push pedal top, and the inboard sliding connection of work peg has the circular telegram pole, and the one end fixedly connected with go-between that the pole was kept away from to the circular telegram pole, go-between inboard fixedly connected with intercommunication support, and insulating baffle is installed in the intercommunication support outside, insulating baffle top fixedly connected with in work stores pylon inside wall, and intercommunication support bottom fixedly connected with intercommunication interior pole, intercommunication interior pole fixed mounting is inboard in insulating baffle.
Further, one end of the vacuum fan, which is far away from the base plate, is fixedly connected with a fan access plate, a fan inlet and a fan outlet are formed in the top end of the fan access plate, and the output end of the vacuum fan is fixedly connected with a fan connecting frame.
Further, one end that the fan motor kept away from the bed plate fixedly connected with motor connecting plate, one end that the fan motor is close to the bed plate fixedly connected with motor base, one end fixedly connected with motor control panel that the fan motor was kept away from to the motor connecting plate, one end that the fan motor is close to the vacuum fan fixedly connected with motor output ring.
Further, the inboard threaded connection of clean base has rotatory control screw rod, the one end rotation connection that clean base was kept away from to rotatory control screw rod has rotatory push pedal, the one end fixedly connected with dead lever of clean base is kept away from to rotatory push pedal, the one end fixedly connected with swing joint frame that rotatory push pedal was kept away from to the dead lever, the swing joint frame top has seted up the activity guiding groove, activity guiding groove top sliding connection has portable support, portable support top sliding connection has the removal clean pole, rotatory control screw rod bottom is provided with clean board support, the one end fixedly connected with of clean board support is close to the one end of dead lever in clean base, the one end fixedly connected with clean board groove of clean base is kept away from to clean board support, the one end fixedly connected with arc working plate of clean board groove is kept away from to the arc working plate, the wave groove has been seted up to the one end of clean board groove fixedly connected with clean board support keeps away from clean base.
The PVD coating processing method of the hard alloy cutter comprises the following steps:
Firstly, installing a hard alloy cutter to be treated on the outer side of a hanging rod, allowing a pressing plate to move towards the bottom after being installed, allowing the pressing plate to press a connecting spring towards the bottom, allowing a pushing tip plate to move towards the bottom, pushing a movable fixed push plate to push to two sides, and enabling the movable fixed push plate to move outwards to support hanging holes of the cutter to be fixed.
And step two, after the installation of the previous step is completed, driving a lifting wheel motor to drive the wheels in the lifting wheel motor to move, enabling the lifting moving frame to descend, driving a processing furnace at the bottom end of the lifting hanging frame, enabling the processing furnace to be embedded in the sealing groove, and enabling the processing furnace to form a closed cabin.
Step three, after a closed cabin is formed in the processing furnace, driving a fan motor, enabling a fan inlet to suck air into the processing furnace, vacuumizing the processing furnace through a vent, discharging waste gas and impurities in the processing furnace, and preparing for PVD coating processing;
Step four, after vacuumizing the interior of the processing furnace, heating the interior of the processing furnace by using a heating sheet in the interior of the processing furnace to raise the temperature in the interior of the processing furnace and remove moisture and other impurities adhered to the inner sides of the cutter, the working hanger and the processing furnace;
Electrifying a discharge substrate, utilizing arc discharge generated between the discharge substrate and the cutter, evaporating the material of the discharge substrate into plasma by using high temperature generated by the arc discharge, ionizing elements needing to be coated, outputting ionized metal substrate ions to the cutter through a communicating inner rod in a working hanger, enabling the cutter to be negatively charged, enabling the ionized elements in the cutter to impact the cutter, enabling the elements to be deposited and the outer side of the cutter, forming a layer of film, finishing PVD coating, and driving a rotary bottom plate to rotate by using a working motor in the process, so that the coating of the hard alloy cutter is more comprehensive;
And step six, after the coating in the previous step is finished, the processed cutter is taken down, the cutter is placed at the top end of the bottom bracket, the rotary control screw is rotated, the rotary push plate is pushed to move by the rotary control screw, the movable connecting frame is driven by the fixed rod to move, the movable cleaning rod in the fixed rod moves along the wavy groove in the process of moving, the movable cleaning rod at the top end of the movable bracket jets air to the cutter at the bottom end, and the thorough cleaning work of the cutter is realized.
The invention has the beneficial effects that:
1. according to the invention, by adopting a built-in automatic fixed mounting mode, the mounted hard alloy cutter can be kept stable in the actual coating and rotating movement processes, and the rotating mechanism arranged in the bottom end can enable the suspended hard alloy cutter to move in the furnace more comprehensively, so that the hard alloy cutter body can be coated completely, and compared with the scheme in the prior art, the method can enable the coating to be more comprehensive while keeping the cutter stable in the PVD coating process of the advanced nonferrous metal material;
2. when the PVD equipment is used, the wave-shaped groove can be used for guiding the movable cleaning rod to carry out jet-type cleaning treatment on the cutter, the contact between the cutter and other mechanisms is completely eradicated in the cleaning process, the influence of dirt on the film coating effect of the cutter before PVD film coating is avoided, and the cutter can be cleaned to a certain degree after film coating.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a base plate of the present invention;
FIG. 3 is a schematic diagram of an electric motor according to the present invention;
FIG. 4 is a schematic view of a lifting floor of the present invention;
FIG. 5 is a schematic view of a working hanger of the present invention;
FIG. 6 is a schematic view of the internal structure of the seal cap of the present invention;
FIG. 7 is an enlarged schematic view of FIG. 6 at A;
FIG. 8 is a schematic view of an energizing rod of the present invention;
FIG. 9 is a schematic diagram of a vacuum blower of the present invention;
FIG. 10 is a schematic diagram of a blower motor of the present invention;
fig. 11 is an enlarged schematic view at B in fig. 10.
In the figure, 1, a base plate; 11, a bottom sliding groove; 12, a bottom bracket; 2, working motor, 21, fixed bracket, 22, fixed nut, 23, control motor, 24, motor output rod, 25, connecting fixing frame, 26, connecting side rod, 27, connecting hanging ring, 3, lifting bottom plate, 31, sealing groove, 32, lifting connecting rod, 33, lifting moving groove, 34, lifting moving frame, 35, lifting wheel motor, 36, lifting hanging frame, 37, connecting hanging rod, 38, processing furnace, 381, heating plate, 382, discharging substrate, 383, air vent, 39, rotating bottom plate, 4, working hanging frame, 41, working hanging rod, 42, hanging bottom plate, 43, hanging rod, 44, moving fixed push plate, 45, connecting spring, 46, pressing moving plate, 47, pushing tip plate, 48, energizing rod, 49, connecting ring, 410, connecting bracket, 411, insulating baffle, 412, connecting inner rod, 5, vacuum fan, 51, fan inlet plate, 52, fan inlet, 53, fan outlet, 54, fan connecting frame, 6, fan motor, 61, motor connecting plate, 62, motor base 63, motor control plate, 64, motor output ring, 7, moving push plate, 7, moving support, 71, moving support, 74, moving support, 75, moving support, 77, moving support, and moving support, moving.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
A PVD coating processing device and method for hard alloy cutter belongs to advanced nonferrous metal material classification in new material industry, plasma spraying is related to thermal spraying powder, belongs to the type of plating metal materials in chemical metallurgy class, is to plate one metal material on another metal material, specifically, in the present case, one metal material used for plating refers to a substrate used for plating, the other metal material used for plating refers to a cemented carbide tool, and in the present case, plating is performed by ion implantation, and the surface of the cemented carbide tool is subjected to plating treatment by ion implantation.
As shown in fig. 1, the vacuum cleaning device comprises a base plate 1, wherein a working motor 2 is fixedly connected to the top end of the base plate 1, a lifting bottom plate 3 is installed at one end, far away from the base plate 1, of the working motor 2, a working hanging frame 4 is installed at one end, far away from the working motor 2, of the lifting bottom plate 3, a vacuum fan 5 is fixedly installed at the top end of the base plate 1, a fan motor 6 is fixedly installed at the outer side of the vacuum fan 5, and a cleaning base 7 is fixedly installed at the top end of the base plate 1.
The working motor 2 at the top end of the base plate 1 drives the working hanger 4 to rotate, the blower motor 6 drives the vacuum blower 5 to evacuate the lifting base plate 3, and PVD coating processing is assisted.
As shown in fig. 2, the top end of the base plate 1 is fixedly connected with a bottom sliding groove 11 and a bottom bracket 12, and the bottom bracket 12 is fixedly installed inside the bottom sliding groove 11.
As shown in fig. 3, two sides of one end of the working motor 2 far away from the base plate 1 are all rotationally connected with a fixing support 21, one end of the fixing support 21 penetrating through the top end of the working motor 2 is in threaded connection with a fixing nut 22, one end of the working motor 2 far away from the base plate 1 is fixedly connected with a control motor 23, one end of the control motor 23 far away from the working motor 2 is fixedly connected with a motor output rod 24, one end of the motor output rod 24 far away from the control motor 23 is fixedly provided with a connecting fixing frame 25, one end of the connecting fixing frame 25 far away from the motor output rod 24 is distributed with a plurality of connecting side rods 26 in an array, and one end of the connecting side rods 26 far away from the connecting fixing frame 25 is fixedly connected with the same connecting hanging ring 27. A plurality of electric through holes for controlling electric potential are formed at the bottom end of the connection hanging ring 27 for controlling internal voltage in the PVD coating process.
The control motor 23 at the top end of the working motor 2 drives the connecting fixing frame 25 to rotate, so that the connecting side rod 26 rotates and the mechanism driving the top end is matched to rotate, the fixing support 21 is used for working in combination with the fixing nut 22, and the fixing support 21 supports the lifting bottom plate 3 at the top end.
As shown in fig. 4 and 5, a sealing groove 31 is fixedly connected to one end of the lifting base plate 3 far away from the base plate 1, a lifting connecting rod 32 is arranged on the outer side of the sealing groove 31, the lifting connecting rod 32 is fixedly connected to the outer side of the top end of the lifting base plate 3, a lifting moving groove 33 is formed in the inner side of the lifting connecting rod 32, a lifting moving frame 34 is slidably connected to the inner side of the lifting moving groove 33, a plurality of lifting wheel motors 35 are fixedly connected to the inner side of the lifting moving frame 34, a lifting hanging frame 36 is fixedly connected to one end of the lifting moving frame 34 far away from the lifting base plate 3, a connecting hanging rod 37 is fixedly connected to one end of the lifting hanging rod 36 far away from the lifting connecting rod 32, a processing furnace 38 is fixedly connected to one end of the connecting hanging rod 37 close to the lifting base plate 3, a rotating base plate 39 is rotatably connected to the top end of the lifting base plate 3, and the bottom end of the rotating base plate 39 is fixedly connected to the top end of the connecting hanging ring 27;
The inner side wall of the processing furnace 38 is fixedly connected with a heating plate 381 and a discharge base material 382 respectively, and the bottom end of the inner side of the processing furnace 38 is fixedly connected with a vent 383. The connection socket for controlling the voltage of the discharge base material 382 in the PVD coating process is provided at a position corresponding to the discharge base material 382 outside the processing furnace 38, and the voltage of the discharge base material 382 can be directly controlled.
The sealing groove 31 at the top end of the lifting bottom plate 3 is matched with the processing furnace 38, so that a sealed space isolated from the outside can be formed inside the processing furnace 38 when the processing furnace 38 is embedded with the sealing groove 31, and the PVD coating can be conveniently processed. The lifting moving groove 33 inside the lifting connecting rod 32 is used for being matched with the lifting moving frame 34, lifting treatment is carried out by utilizing the driving wheel of the lifting wheel motor 35, and the lifting hanging frame 36 drives the processing furnace 38 at the top end to lift through the connecting hanging rod 37.
The heating plate 381 is used for controlling the temperature inside the processing furnace 38, so as to facilitate PVD temperature control, and the air vent 383 is used for matching with the vacuum fan 5 on the outer side to suck air, so that vacuum is formed on the inner side of the processing furnace 38.
As shown in fig. 6, 7 and 8, the working hanger 4 is a hexagonal prismatic table, each side wall of the working hanger is fixedly connected with a working hanging rod 41, one end of each working hanging rod 41 away from the working hanger 4 is fixedly connected with a hanging bottom plate 42, one end of the hanging bottom plate 42 away from the working hanging rod 41 is fixedly connected with a hanging rod 43, the inner side of the hanging rod 43 is slidably connected with a movable fixing push plate 44, the inner side of the hanging rod 43 is fixedly connected with a connecting spring 45, and one end of the connecting spring 45 away from the hanging rod 43 is fixedly connected with a pressing plate 46.
The bottom end fixedly connected with promotes sharp board 47 of pressure movable plate 46, promote sharp board 47 slidable mounting in removing fixed push pedal 44 top, work peg 41 inboard sliding connection has circular telegram pole 48, circular telegram pole 48 keeps away from the one end fixedly connected with go-between 49 of hanging pole 43, go-between 49 inboard fixedly connected with intercommunication support 410, the insulating baffle 411 is installed in the intercommunication support 410 outside, insulating baffle 411 top fixedly connected with is in work stores pylon 4 inside wall, intercommunication support 410 bottom fixedly connected with intercommunication interior pole 412, intercommunication interior pole 412 fixed mounting is in insulating baffle 411 inboard.
The hanging rod 43 at the front end of the working hanging frame 4 is used for bearing the cutter to be processed, the cutter at the outer side of the hanging rod 43 presses the pressing plate 46 under the action of gravity, so that the pressing plate 46 drives the pushing sharp plate 47 to push downwards, the movable fixed pushing plate 44 moves towards two sides, the cutter to be processed is fixed by matching with the pressing plate 46, and PVD coating processing is facilitated.
The communication rod 48 is used for outputting voltage to the cutter through moving the fixed push plate 44 and the pressing plate 46, so that the cutter is electrified, and the communication inner rod 412 outputs voltage to the communication rod 48 through the communication bracket 410 and the connecting ring 49, so that the cutter voltage is conveniently controlled, and the voltage control inside the cutter is realized.
As shown in fig. 9, a fan inlet and outlet plate 51 is fixedly connected to one end of the vacuum fan 5 far away from the base plate 1, a fan inlet 52 and a fan outlet 53 are formed in the top end of the fan inlet and outlet plate 51, and a fan connecting frame 54 is fixedly connected to the output end of the vacuum fan 5.
The air pressure is output to the interior of the processing furnace 38 through the fan inlet 52 at the top end of the vacuum fan 5, so that the air in the processing furnace 38 is led out, and the interior of the processing furnace 38 is vacuumized.
As shown in fig. 10, a motor connection plate 61 is fixedly connected to one end of the blower motor 6 far away from the base plate 1, a motor base 62 is fixedly connected to one end of the blower motor 6 near the base plate 1, a motor control plate 63 is fixedly connected to one end of the motor connection plate 61 far away from the blower motor 6, and a motor output ring 64 is fixedly connected to one end of the blower motor 6 near the vacuum blower 5.
The vacuum fan 5 is driven by the fan motor 6, so that the vacuum fan 5 can suck air through the fan inlet 52 and output the air to the fan outlet 53.
As shown in fig. 11, the inner side of the cleaning base 7 is connected with a rotary control screw 71 in a threaded manner, one end of the rotary control screw 71, which is far away from the cleaning base 7, is rotationally connected with a rotary push plate 72, one end of the rotary push plate 72, which is far away from the cleaning base 7, is fixedly connected with a fixed rod 73, one end of the fixed rod 73, which is far away from the rotary push plate 72, is fixedly connected with a movable connecting frame 74, a movable guide groove 75 is formed in the top end of the movable connecting frame 74, a movable support 76 is slidably connected with a movable cleaning rod 77, a cleaning plate support 78 is arranged at the bottom end of the rotary control screw 71, one end of the cleaning plate support 78 is fixedly connected with one end, which is near the fixed rod 73, of the cleaning plate support 78, is far away from the cleaning plate 7, one end, which is far away from the base plate 1, of the cleaning plate support 78, is fixedly connected with an arc-shaped working plate 710, one end, which is far away from the cleaning plate groove 79, is provided with a wavy groove 711, and one end, which is fixedly connected with the cleaning plate support 78, far away from the cleaning plate 7. One end of the rotary control screw 71, which is close to the rotary push plate 72, is nested inside the rotary push plate 72, and the rotary push plate 72 is driven to move by the forward and backward movement of the rotary control screw 71.
Through leading-in gas in the outside of removing the cleaning rod 77, let remove the cleaning rod 77 and can export to the bottom, clean the cutter that the processing of bottom was accomplished, in-process of cleaning, utilize rotatory control screw 71 to rotate and promote rotatory push pedal 72 and remove, drive the position of swing joint frame 74 and remove, drive the removal cleaning rod 77 and remove at the in-process that swing joint frame 74 removed, remove the cleaning rod 77 and receive wave groove 711's influence to remove in wave groove 711 inboard, thereby realize removing the cleaning rod 77 and carry out cleaning treatment at each position at the cutter top that needs to clean.
The adopted plating material is titanium, and the titanium metal is used for plating the hard alloy cutter, so that the hard alloy cutter inside can be protected from abrasion, and the appearance of the hard alloy cutter can be improved.
The PVD coating processing method of the hard alloy cutter comprises the following steps:
Firstly, hard alloy cutters to be processed are installed on the outer side of a hanging rod 43, a pressing plate 46 is moved to the bottom end after being installed, the pressing plate 46 presses a connecting spring 45 to the bottom end, a pushing sharp plate 47 is moved to the bottom end, a movable fixed push plate 44 is pushed to two sides, the movable fixed push plate 44 is moved to the outer side, and hanging holes for supporting cutters are fixed.
Step two, after the installation of the previous step is completed, the lifting wheel motor 35 is driven, the lifting wheel motor 35 drives the internal wheels to move, the lifting moving frame 34 descends, the processing furnace 38 at the bottom end of the lifting hanging frame 36 is driven, the processing furnace 38 is embedded in the sealing groove 31, and a closed cabin is formed in the processing furnace 38.
Step three, after a closed cabin is formed in the processing furnace 38, the fan motor 6 is driven, the fan inlet 52 is used for exhausting air to the processing furnace 38, the processing furnace 38 is vacuumized through the air vent 383, waste gas and impurities in the processing furnace 38 are discharged, and PVD coating processing is prepared;
Step four, after the interior of the processing furnace 38 is vacuumized, heating the interior of the processing furnace 38 by using a heating plate 381 in the interior of the processing furnace 38 to raise the temperature in the interior of the processing furnace 38 and remove moisture and other impurities adhered to the inner sides of the cutter, the working hanger 4 and the processing furnace 38;
Step five, electrifying a discharge substrate 382, utilizing arc discharge generated between the discharge substrate 382 and a cutter, enabling a material of the discharge substrate 382 to be evaporated into plasma by the generated high temperature, ionizing elements needing to be coated, outputting ionized metal substrate ions to the cutter through a communicating inner rod 412 in a working hanger 4, enabling the cutter to be negatively charged, enabling the internally ionized elements to impact the cutter, enabling the elements to be deposited and the outer side of the cutter, forming a layer of film, completing PVD coating, and driving a rotary bottom plate 39 to rotate by utilizing a working motor 2 in the process, so that the coating of the hard alloy cutter is more comprehensive;
Step six, after the coating in the previous step is completed, the processed cutter is taken down, the cutter is placed at the top end of the bottom bracket 12, the rotary control screw 71 is rotated, the rotary push plate 72 is pushed by the rotary control screw 71 to move, the movable connecting frame 74 is driven by the fixed rod 73 to move, the movable cleaning rod 77 in the fixed rod 73 moves with the wavy groove 711 in the process of proceeding, and the movable cleaning rod 77 at the top end of the movable bracket 76 jets air to the cutter at the bottom end, so that thorough cleaning work of the cutter is realized.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.
Claims (9)
1. The PVD coating processing device for the hard alloy cutter comprises a base plate (1), and is characterized in that the top end of the base plate (1) is fixedly connected with a working motor (2) for rotary driving;
The two sides of one end, far away from the base plate (1), of the working motor (2) are rotationally connected with a fixed bracket (21), one end, penetrating through the top end of the working motor (2), of the fixed bracket (21) is connected with a fixed nut (22) through threads, and one end, far away from the base plate (1), of the working motor (2) is fixedly connected with a control motor (23);
a lifting bottom plate (3) is arranged at one end, far away from the base plate (1), of the working motor (2), and a working hanging frame (4) for mounting a hard alloy cutter to be processed is arranged at one end, far away from the working motor (2), of the lifting bottom plate (3);
The working hanging frames (4) are hexagonal prismatic tables, each side wall of each working hanging frame is fixedly connected with a working hanging rod (41), and one end, far away from the working hanging frames (4), of each working hanging rod (41) is fixedly connected with a hanging bottom plate (42);
the vacuum fan (5) for assisting in vacuumizing is fixedly arranged at the top end of the base plate (1), the fan motor (6) for controlling the vacuum fan (5) is fixedly arranged at the outer side of the vacuum fan (5), and the cleaning base (7) is fixedly arranged at the top end of the base plate (1);
The inner side of the cleaning base (7) is in threaded connection with a rotary control screw (71), one end of the rotary control screw (71) away from the cleaning base (7) is rotationally connected with a rotary push plate (72), one end of the rotary push plate (72) away from the cleaning base (7) is fixedly connected with a fixed rod (73), one end of the fixed rod (73) away from the rotary push plate (72) is fixedly connected with a movable connecting frame (74), the top end of the movable connecting frame (74) is provided with a movable guide groove (75), the top end of the movable guide groove (75) is in sliding connection with a movable support (76), the top end of the movable support (76) is in sliding connection with a movable cleaning rod (77), the bottom end of the rotary control screw (71) is provided with a cleaning plate support (78), one end of the cleaning plate support (78) is fixedly connected with one end of the cleaning base (7) close to the fixed rod (73), one end of the cleaning plate support (78) away from the cleaning base (7) is fixedly connected with a cleaning plate groove (79), one end of the cleaning plate groove (79) is away from the base plate (1) is fixedly connected with an arc-shaped working plate (710), one end of the arc-shaped working plate (710) is far from the cleaning plate groove (79), the cleaning plate groove (79) is fixedly connected to one end of the cleaning plate support (78) far away from the cleaning base (7).
2. The PVD coating processing device for the hard alloy cutter according to claim 1, wherein a bottom sliding groove (11) and a bottom bracket (12) are fixedly connected to the top end of the base plate (1), and the bottom bracket (12) is fixedly installed on the inner side of the bottom sliding groove (11).
3. The PVD coating processing device for the hard alloy cutter according to claim 2, wherein one end of the control motor (23) away from the working motor (2) is fixedly connected with a motor output rod (24), one end of the motor output rod (24) away from the control motor (23) is fixedly provided with a connecting fixing frame (25), one end of the connecting fixing frame (25) away from the motor output rod (24) is provided with a plurality of connecting side rods (26) in an array, and one end of the plurality of connecting side rods (26) away from the connecting fixing frame (25) is fixedly connected with the same connecting hanging ring (27).
4. The PVD coating processing device for the hard alloy cutter according to claim 3 is characterized in that a sealing groove (31) is fixedly connected to one end, far away from a base plate (1), of the lifting base plate (3), a lifting connecting rod (32) is arranged on the outer side of the sealing groove (31), the lifting connecting rod (32) is fixedly connected to the outer side of the top end of the lifting base plate (3), a lifting moving groove (33) is formed in the inner side of the lifting connecting rod (32), a lifting moving frame (34) is slidably connected to the inner side of the lifting moving groove (33), a plurality of lifting wheel motors (35) are fixedly connected to the inner side of the lifting moving frame (34), a lifting hanging frame (36) is fixedly connected to one end, far away from the lifting base plate (3), of the lifting hanging frame (36) is fixedly connected with a connecting hanging rod (37), one end, close to the lifting base plate (3), of the connecting hanging rod (37) is fixedly connected with a processing furnace (38), the top end of the lifting base plate (3) is rotatably connected with a rotary base plate (39), and the bottom end of the rotary base plate (39) is fixedly connected to the top end of the connecting hanging ring (27);
the inner side wall of the processing furnace (38) is fixedly connected with a heating plate (381) and a discharge base material (382) respectively, and the bottom end of the inner side of the processing furnace (38) is fixedly connected with a vent (383).
5. The PVD coating processing device for hard alloy cutters according to claim 4, wherein one end of the suspension base plate (42) far away from the working hanging rod (41) is fixedly connected with a suspension rod (43), the inner side of the suspension rod (43) is slidably connected with a movable fixing push plate (44), the inner side of the suspension rod (43) is fixedly connected with a connecting spring (45), and one end of the connecting spring (45) far away from the suspension rod (43) is fixedly connected with a pressing plate (46).
6. The PVD coating processing device for hard alloy cutters according to claim 5, wherein the bottom end of the pressing plate (46) is fixedly connected with a pushing tip plate (47), the pushing tip plate (47) is slidably mounted on the top end of the movable fixing pushing plate (44), the inner side of the working hanging rod (41) is slidably connected with an energizing rod (48), one end, far away from the hanging rod (43), of the energizing rod (48) is fixedly connected with a connecting ring (49), the inner side of the connecting ring (49) is fixedly connected with a communicating bracket (410), the outer side of the communicating bracket (410) is provided with an insulating baffle (411), the top end of the insulating baffle (411) is fixedly connected with the inner side wall of the working hanging frame (4), the bottom end of the communicating bracket (410) is fixedly connected with a communicating inner rod (412), and the communicating inner rod (412) is fixedly mounted on the inner side of the insulating baffle (411).
7. The PVD coating processing device for hard alloy cutters according to claim 6, wherein one end of the vacuum fan (5) away from the base plate (1) is fixedly connected with a fan access plate (51), the top end of the fan access plate (51) is provided with a fan inlet (52) and a fan outlet (53), and the output end of the vacuum fan (5) is fixedly connected with a fan connecting frame (54).
8. The hard alloy cutter PVD coating processing device according to claim 7, wherein one end of the fan motor (6) away from the base plate (1) is fixedly connected with a motor connecting plate (61), one end of the fan motor (6) close to the base plate (1) is fixedly connected with a motor base (62), one end of the motor connecting plate (61) away from the fan motor (6) is fixedly connected with a motor control plate (63), and one end of the fan motor (6) close to the vacuum fan (5) is fixedly connected with a motor output ring (64).
9. A method for PVD coating of a cemented carbide tool, performed by a device for PVD coating of a cemented carbide tool according to claim 8, comprising the steps of:
Firstly, installing a hard alloy cutter to be processed on the outer side of a hanging rod (43), allowing a pressing plate (46) to move towards the bottom after being installed, allowing the pressing plate (46) to press a connecting spring (45) towards the bottom, allowing a pushing tip plate (47) to move towards the bottom, pushing a movable fixed push plate (44) to push towards two sides, and allowing the movable fixed push plate (44) to move outwards to support hanging holes of the cutter to fix;
Step two, after the installation of the previous step is completed, driving a lifting wheel motor (35), enabling the lifting wheel motor (35) to drive the internal wheels to move, enabling a lifting moving frame (34) to descend, driving a processing furnace (38) at the bottom end of a lifting hanging frame (36), enabling the processing furnace (38) to be embedded into a sealing groove (31), and enabling the processing furnace (38) to form a closed cabin;
Step three, after a closed cabin is formed in the processing furnace (38), a fan motor (6) is driven, a fan inlet (52) is used for exhausting air to the interior of the processing furnace (38), the interior of the processing furnace (38) is vacuumized through a vent (383), waste gas and impurities in the interior of the processing furnace (38) are discharged, and PVD coating processing is prepared;
Step four, after vacuumizing the interior of the processing furnace (38), heating the interior of the processing furnace (38) by using a heating plate (381) in the interior of the processing furnace (38) to raise the temperature in the interior of the processing furnace (38) and remove moisture and impurities adhered to the inner sides of the cutter, the working hanger (4) and the processing furnace (38);
Electrifying a discharge substrate (382), utilizing arc discharge generated between the discharge substrate (382) and a cutter, enabling a material of the discharge substrate (382) to be evaporated into plasma by the generated high temperature, ionizing elements needing to be coated, outputting ionized metal substrate ions to the cutter through a communicating inner rod (412) in a working hanger (4), enabling the cutter to be negatively charged, enabling the cutter to be impacted by the ionized elements, enabling the elements to be deposited and the outer side of the cutter, forming a layer of film, finishing PVD coating, and driving a rotary bottom plate (39) to rotate by utilizing a working motor (2) in the process, so that the coating of the hard alloy cutter is more comprehensive;
Step six, after the coating in the previous step is completed, the processed cutter is taken down, the cutter is placed at the top end of the bottom bracket (12), the rotary control screw (71) is rotated, the rotary control screw (71) pushes the rotary push plate (72) to move, the fixed rod (73) drives the movable connecting frame (74) to move, the movable cleaning rod (77) in the fixed rod (73) drives the wavy groove (711) to move in the process, and the movable cleaning rod (77) at the top end of the movable bracket (76) jets air to the cutter at the bottom end, so that thorough cleaning work of the cutter is realized.
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| CN202410929175.4A CN118773554B (en) | 2024-07-11 | 2024-07-11 | A PVD coating processing device and method for cemented carbide tool |
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| CN202410929175.4A CN118773554B (en) | 2024-07-11 | 2024-07-11 | A PVD coating processing device and method for cemented carbide tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN215251144U (en) * | 2021-06-09 | 2021-12-21 | 常州市力盾工具有限公司 | Film coating device for hard alloy cutter |
| CN220812607U (en) * | 2023-10-08 | 2024-04-19 | 宁波德耐纳米涂层有限公司 | Bracket structure for PVD (physical vapor deposition) coating of cutter |
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| US20240093344A1 (en) * | 2020-10-06 | 2024-03-21 | Oerlikon Surface Solutions Ag, Pfäffikon | Hard carbon coatings with improved adhesion strength by means of hipims and method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN215251144U (en) * | 2021-06-09 | 2021-12-21 | 常州市力盾工具有限公司 | Film coating device for hard alloy cutter |
| CN220812607U (en) * | 2023-10-08 | 2024-04-19 | 宁波德耐纳米涂层有限公司 | Bracket structure for PVD (physical vapor deposition) coating of cutter |
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