CN114016106B - Alloy treatment method and equipment for improving micro-arc oxidation effect - Google Patents
Alloy treatment method and equipment for improving micro-arc oxidation effect Download PDFInfo
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- CN114016106B CN114016106B CN202111592840.8A CN202111592840A CN114016106B CN 114016106 B CN114016106 B CN 114016106B CN 202111592840 A CN202111592840 A CN 202111592840A CN 114016106 B CN114016106 B CN 114016106B
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Abstract
The invention belongs to the technical field of surface modification of metal materials, and particularly relates to an alloy treatment method and equipment for improving a micro-arc oxidation effect, which comprises the following steps: s1: wetting the surface of the alloy to be treated, washing the surface of the alloy once, vertically placing the alloy for 10min after washing, and then placing the alloy on a treatment table for standing to dry the moisture on the surface of the alloy; through being equipped with the water guide way of polishing dish and curved, can also can wash the alloy at the dish of polishing to the alloy in-process that the alloy was polished, make when polishing the dish and polish, the metal residue between dish and the alloy of polishing is by quick derivation, makes the time of the processing alloy of polishing reduce, reduces the alloy when being polished, because of the fish tail alloy surface problem that the friction leads to between dish and the alloy of polishing of metal fillings.
Description
Technical Field
The invention belongs to the technical field of surface modification of metal materials, and particularly relates to an alloy treatment method and equipment for improving a micro-arc oxidation effect.
Background
Micro-arc oxidation (plasma electrolytic oxidation) is developed from anodic oxidation technology, and the produced metal is commonly used on marine ships and aviation components.
A Chinese patent with publication number CN103911644B discloses a titanium alloy micro-arc oxidation electrolyte and a micro-arc oxidation method, wherein the electrolyte comprises: phytic acid or phytate, or electrolyte containing bioactive element such as calcium salt, magnesium salt, zinc salt or organic additive such as tannic acid and hydroxide. The micro-arc oxidation method comprises the following steps: pretreatment, micro-arc oxidation and post-treatment.
The existing alloy needs to be polished and washed on the surface of the alloy when being processed to reduce burrs and metal chips on the surface of the alloy, and in long-time use observation, the defects that chips between a grinding disc and the alloy can move and scrape on the alloy when the alloy is polished are found, so that the flatness of the surface of the alloy is affected, and the alloy can be processed according with the processing standard only by polishing and washing the alloy for multiple times.
Therefore, the invention provides an alloy treatment method and equipment for improving the micro-arc oxidation effect.
Disclosure of Invention
To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an alloy treatment method for improving micro-arc oxidation effect, which comprises the following steps:
s1: wetting the surface of the alloy to be treated, washing the surface of the alloy once, vertically placing the alloy for 10min after washing, and then placing the alloy on a treatment table for standing to dry the moisture on the surface of the alloy;
s2: arranging a polishing device at the top of the alloy, polishing and cleaning the alloy by using the polishing device, completely cleaning the surface of the alloy once on the protective shell 1, and then connecting the polished alloy with an anode and placing the anode into electrolyte; after the alloy enters the electrolyte, a stainless steel electrolytic tank of the electrolyte is used as a cathode;
s3: starting an alternating current pulse power supply to perform micro-arc oxidation treatment; finally, the treated alloy is washed by deionized water and is naturally dried.
And the polishing and cleaning in the S2 is to rotate the bottom of a polishing disc of the polishing device to be in contact with the surface of the alloy, and simultaneously polish a plurality of surfaces of the alloy by using the polishing disc.
An alloy treatment device for improving the micro-arc oxidation effect, which is suitable for treating the alloy treatment method for improving the micro-arc oxidation effect; the polishing device provided in the S2 comprises a protective shell; the inner side wall of the top of the protective shell is rotatably connected with a polishing disc; a water guide pipe is arranged in the middle of the polishing disc; the bottom of the water guide pipe penetrates through the top of the protective shell, extends into the protective shell and is in contact with the top of the polishing disc, and the bottom of the water guide pipe is in rotating fit with the top of the polishing disc; the top of the protective shell is provided with a motor; the output end of the motor penetrates through the protective shell and extends into the protective shell; the output end of the motor is fixedly connected with a gear; a toothed ring is fixedly connected to the middle of the polishing disc; the gear is meshed with the gear ring; a plurality of groups of water guide channels are formed at the bottom of the polishing disc and are communicated with the middle part of the polishing disc; the water guide channel is arranged in an arc shape; when using, open the motor at protecting crust top earlier, it is rotatory to make the motor drive gear, then it is rotatory to drive the ring gear through the gear, the dish of polishing will be rotatory in the bottom of protecting crust this moment, simultaneously with the water pipe top access water service pipe, leading-in the dish of polishing inside from the water pipe top with the washing liquid, the liquid that enters into the dish of polishing inside this moment will be followed the rotatory blowout of water guide way department, wash the surface of alloy, the dish of polishing simultaneously can polish the surface of alloy, through being equipped with the dish of polishing and curved water guide way, can polish the in-process to the alloy at the dish of polishing, water guide way spun cleaning solution also can wash the alloy, when making the dish of polishing polish, metal residue between dish of polishing and the alloy is by quick derivation, make the time of polishing treatment alloy reduce, reduce the alloy when being polished, because of the metal fillings between dish of polishing and alloy friction lead to the alloy surface problem of fish tail.
A plurality of groups of friction blocks are arranged in the water guide channel; a plurality of elastic belts are connected between the friction block and the water guide channel; one end of the elastic belt is connected with the middle part of the friction block, and the other end of the elastic belt is connected with the inner side wall of the water guide channel; through being equipped with the clutch blocks in water guide inside, can also be pressed on the alloy when the dish of polishing is polished to the alloy, polish the alloy, it is outdated to have the cleaning solution in water guide inside simultaneously, can drive the clutch blocks and take place slight shake in water guide inside for the clutch blocks increases the number of times of polishing of alloy, promotes the effect of polishing of clutch blocks, promotes the smoothness on the surface of alloy after being polished.
The top of the friction block is fixedly connected with an elastic swinging sheet a; the length of the elastic swinging piece a is smaller than the distance between the top of the friction block and the inner side wall of the top of the water guide channel; through being equipped with elasticity swing piece an at the clutch block top, can be having the cleaning solution to flow the in-process of water guide way, the cleaning solution can drive elasticity swing piece a and swing, and elasticity swing piece an will drive the clutch block and carry out synchronous rocking this moment for the clutch block further promotes the frequency of polishing of alloy, makes the range of rocking of clutch block reduce, and the frequency accelerates, promotes the roughness of polishing to the alloy.
Multiple groups of heavy balls are arranged on two sides of the friction block; an elastic rope a is connected between the counterweight ball and the friction block; one end of the elastic rope a is connected with the side wall of the friction block, and the other end of the elastic rope a is connected with the counterweight ball; through being equipped with wobbling elasticity rope a in the both sides of clutch blocks, can have the cleaning solution to take the metal fillings to flow in water guide inside, elasticity rope a can break up the cleaning solution that steadily flows for the metal fillings normally flow in the cleaning solution is inside, reduces the metal fillings and can pile up the problem in the cleaning solution bottom.
An air injection pipe is arranged in the protective shell; the gas injection pipe is arranged on one side of the polishing disc; the protective shell is provided with an air duct; the bottom of the gas-guide tube is communicated with the gas injection tube; the gas ejector pipe is arranged in a semicircular shape; the middle part of the gas injection pipe is provided with a plurality of pairs of gas injection holes; the holes in each pair of the gas injection holes are oppositely arranged; in the using process, the top of the air duct is connected with the blowing device, so that the blowing device blows air into the air injection pipe, the air entering the air injection pipe can be ejected out from the air injection hole, water stains and metal chips on the surface of the alloy are blasted, and the smoothness of the surface of the alloy is further improved; and the jet pipe of processing establishes to the arc, can make the jet pipe blow to the opposite side with the water stain and the metal fillings of polishing dish one side, promotes the clean and tidy degree of grinding device to the alloy.
The inner side wall of the top of the gas ejector pipe is provided with an elastic swinging sheet b; the elastic swinging piece b is fixedly connected with the air injection pipe; a gap is reserved between the bottom end of the elastic swinging piece b and the inner side wall of the top of the gas ejector pipe; through being equipped with elasticity swing piece b in jet-propelled pipe inside, can have the air flow in jet-propelled pipe inside when, elasticity swing piece b can be at the inside swing of jet-propelled pipe, and a pair of fumarole will intermittently give vent to anger this moment, makes the impact alloy surface of gas intermittent type nature, increases the effect of blasting to the alloy surface.
An elastic supporting belt is connected inside the air injection hole; the middle part of the elastic supporting belt is connected with a herringbone swinging strip; the fork at the top of the herringbone swinging strip is arranged in an unfolding mode; through the jet orifice department at the fumarole be equipped with wobbling chevron shape swing strip, can be when the air current is spout from fumarole, chevron shape swing strip can swing at the fumarole tip, and the tip of chevron shape swing strip also has the action of expansion and closed simultaneously, and chevron shape swing strip can clean the alloy surface with alloy surface contact this moment, sweeps away the metal fillings that gaseous is difficult for blowing off, promotes the clean and tidy degree on alloy surface.
An elastic rope b is arranged between the elastic supporting belt and the elastic rope b; one end of the elastic rope b is connected with the middle part of the elastic swinging piece b, and the other end of the elastic rope b is connected with the middle part of the elastic supporting belt; the elastic rope b is arranged between the elastic swinging piece b and the elastic supporting belt, so that the elastic swinging piece b drives the elastic supporting belt to vibrate simultaneously when swinging, the swinging amplitude and the swinging linkage of the elastic swinging piece b and the elastic supporting belt are increased, the vibration frequency is improved, and the cleaning effect on the alloy surface is increased.
The invention has the following beneficial effects:
1. according to the alloy treatment method and the equipment for improving the micro-arc oxidation effect, the polishing disc and the arc-shaped water guide channel are arranged, so that the alloy can be cleaned by cleaning liquid sprayed from the water guide channel in the process of polishing the alloy by the polishing disc, metal residues between the polishing disc and the alloy are quickly led out when the polishing disc polishes, the time for polishing the alloy is shortened, and the problem that the alloy surface is scratched due to friction of metal chips between the polishing disc and the alloy when the alloy is polished is solved.
2. According to the alloy treatment method and device for improving the micro-arc oxidation effect, the swinging elastic ropes a are arranged on the two sides of the friction block, so that when cleaning liquid flows with metal chips in the water guide channel, the elastic ropes a can break up the cleaning liquid which flows stably, the metal chips can flow normally in the cleaning liquid, and the problem that the metal chips are accumulated at the bottom of the cleaning liquid is solved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a flow chart of a process of the present invention;
FIG. 2 is a schematic perspective view of the polishing apparatus of the present invention;
FIG. 3 is a cross-sectional view of the grinding apparatus of the present invention;
FIG. 4 is a partial structure diagram of a water guide channel at the bottom of the grinding disc in the invention;
FIG. 5 is a cross-sectional structural schematic view of a gas lance;
FIG. 6 is a schematic structural view of a second embodiment of a cross-sectional cross-section of a gas lance;
in the figure: 1. protecting the shell; 11. grinding disc; 12. a water conduit; 13. a motor; 14. a gear; 15. a toothed ring; 16. a water guide channel; 2. a friction block; 21. an elastic band; 3. an elastic swinging sheet a; 4. a counterweight ball; 41. an elastic cord a; 5. a gas ejector tube; 51. a gas-guide tube; 52. a gas injection hole; 6. an elastic swinging piece b; 7. an elastic support band; 71. a chevron-shaped rocking bar; 8. and an elastic rope b.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
An alloy treatment method for improving micro-arc oxidation effect comprises the following steps:
s1: wetting the surface of the alloy to be treated, washing the surface of the alloy once, vertically placing the alloy for 10min after washing, and then placing the alloy on a treatment table for standing to dry the moisture on the surface of the alloy;
s2: arranging a polishing device at the top of the alloy, polishing and cleaning the alloy by using the polishing device, completely cleaning the surface of the alloy once on the protective shell 1, and then connecting the polished alloy with an anode and placing the anode into electrolyte; after the alloy enters the electrolyte, a stainless steel electric tank of the electrolyte is used as a cathode;
s3: starting an alternating current pulse power supply to perform micro-arc oxidation treatment; finally, the treated alloy is washed by deionized water and naturally dried.
The polishing and cleaning proposed in S2 is to rotate the bottom of the polishing disk 11 of the polishing device to contact the surface of the alloy, and simultaneously polish multiple surfaces of the alloy by using the polishing disk 11.
Example one
As shown in fig. 2 to 5, an alloy treatment apparatus for improving micro-arc oxidation effect, which is suitable for treating the above-mentioned alloy treatment method for improving micro-arc oxidation effect; the polishing device provided in S2 comprises a protective shell 1; the inner side wall of the top of the protective shell 1 is rotatably connected with a polishing disc 11; the middle part of the polishing disc 11 is provided with a water guide pipe 12; the bottom of the water guide pipe 12 penetrates through the top of the protective shell 1, extends into the protective shell 1 and is in contact with the top of the polishing disc 11, and the bottom of the water guide pipe 12 is in running fit with the top of the polishing disc 11; the top of the protective shell 1 is provided with a motor 13; the output end of the motor 13 penetrates through the protective shell 1 and extends into the protective shell 1; the output end of the motor 13 is fixedly connected with a gear 14; a toothed ring 15 is fixedly connected to the middle part of the polishing disc 11; the gear 14 is meshed with the gear ring 15; a plurality of groups of water guide channels 16 are formed at the bottom of the polishing disc 11 and are communicated with the middle part of the polishing disc 11; the water guide channel 16 is arranged in an arc shape; when the metal surface cleaning device is used, firstly, the motor 13 at the top of the protective shell 1 is opened, the motor 13 drives the gear 14 to rotate, then the gear 14 drives the toothed ring 15 to rotate, at the moment, the polishing disc 11 rotates at the bottom of the protective shell 1, meanwhile, the water pipe is connected to the top of the water guide pipe 12, cleaning liquid is guided into the polishing disc 11 from the top of the water guide pipe 12, at the moment, the liquid entering the inside of the polishing disc 11 is rotatably sprayed out from the water guide channel 16, the surface of the alloy is cleaned, meanwhile, the polishing disc 11 can polish the surface of the alloy, through the polishing disc 11 and the arc-shaped water guide channel 16, the alloy can be polished by the polishing disc 11, the cleaning liquid sprayed out of the water guide channel 16 can also clean the alloy, when the polishing disc 11 is polished, metal residues between the polishing disc 11 and the alloy are quickly guided out, the time for polishing the alloy is shortened, and the problem of the alloy surface caused by friction between the polishing disc 11 and the alloy due to metal chips is solved.
A plurality of groups of friction blocks 2 are arranged in the water guide channel 16; a plurality of elastic belts 21 are connected between the friction block 2 and the water guide channel 16; one end of the elastic belt 21 is connected with the middle part of the friction block 2, and the other end is connected with the inner side wall of the water guide channel 16; through being equipped with the clutch blocks 2 in water guide 16 is inside, can be when polishing the dish 11 and polish the alloy, clutch blocks 2 also can be pressed down on the alloy, polish the alloy, it is outdated to have the cleaning solution in water guide 16 inside simultaneously, can drive clutch blocks 2 and take place slight shake in water guide 16 is inside for clutch blocks 2 increases the number of times of polishing of alloy, promotes the effect of polishing of clutch blocks 2, promotes the smoothness on the surface of alloy after being polished.
The top of the friction block 2 is fixedly connected with an elastic swinging sheet a3; the length of the elastic swinging piece a3 is less than the distance between the top of the friction block 2 and the inner side wall of the top of the water guide channel 16; through being equipped with elasticity swing piece a3 at 2 tops of clutch block, can be having the cleaning solution to flow through the in-process of water guide way 16, the cleaning solution can drive elasticity swing piece a3 and swing, and elasticity swing piece a3 will drive clutch block 2 and carry out synchronous rocking this moment, makes clutch block 2 further promote the frequency of polishing of alloy, makes the range of rocking of clutch block 2 reduce, and the frequency accelerates, promotes the roughness of polishing to the alloy.
Multiple groups of heavy balls 4 are arranged on two sides of the friction block 2; an elastic rope a41 is connected between the counterweight ball 4 and the friction block 2; one end of the elastic rope a41 is connected with the side wall of the friction block 2, and the other end of the elastic rope a is connected with the counterweight ball 4; through being equipped with wobbling elasticity rope a41 in the both sides of clutch block 2, can have the cleaning solution that steadily flows to break up at the inside cleaning solution that has of water guide way 16 when the metal fillings flow, elasticity rope a41 for the metal fillings normally flow in the inside of cleaning solution, reduce the metal fillings and can pile up the problem in the cleaning solution bottom.
An air injection pipe 5 is arranged in the protective shell 1; the gas injection pipe 5 is arranged on one side of the polishing disc 11; the protective shell 1 is provided with an air duct 51; the bottom of the air duct 51 is communicated with the air injection pipe 5; the gas ejector pipe 5 is arranged in a semicircular shape; the middle part of the gas ejector pipe 5 is provided with a plurality of pairs of gas ejecting holes 52; the holes inside each pair of the gas injection holes 52 are arranged oppositely; in the using process, the top of the air duct 51 is connected to a blowing device, so that the blowing device blows air into the gas ejector pipe 5, at the moment, the air entering the gas ejector pipe 5 is ejected out of the gas ejecting hole 52, water stains and metal chips on the surface of the alloy are purged, and the surface cleanliness of the alloy is further improved; and processing jet-propelled pipe 5 establishes to the arc, can make jet-propelled pipe 5 blow the water stain and the metal fillings of 11 one sides of abrasive disc to the opposite side, promotes the clean and tidy degree of grinding device to the alloy.
The inner side wall of the top of the gas ejector pipe 5 is provided with an elastic swinging sheet b6; the elastic swinging piece b6 is fixedly connected with the gas ejector pipe 5; a gap is reserved between the bottom end of the elastic swinging sheet b6 and the inner side wall of the top of the gas ejector pipe 5; through being equipped with elasticity swing piece b6 in jet-propelled pipe 5 inside, can have the air flow in jet-propelled pipe 5 inside, elasticity swing piece b6 can be at the inside swing of jet-propelled pipe 5, and a pair of fumarole 52 will give vent to anger intermittently this moment, makes the gas intermittent type nature impact alloy surface, increases the effect of blasting to the alloy surface.
The elastic supporting belt 7 is connected inside the air injection hole 52; the middle part of the elastic supporting belt 7 is connected with a herringbone swinging strip 71; the fork at the top of the herringbone swinging strip 71 is unfolded; through being equipped with wobbling chevron shape swing strip 71 in the spout department of fumarole 52, can be when the jet-propelled hole 52 department blowout is followed to the air current, chevron shape swing strip 71 can be at fumarole 52 tip swing, and chevron shape swing strip 71's tip also has the action of expansion and closure simultaneously, and chevron shape swing strip 71 can contact with the alloy surface this moment, cleans the alloy surface, sweeps away the metal fillings that gaseous is difficult for the blowdown, promotes the clean and tidy degree on alloy surface.
Example two
As shown in fig. 6, a first comparative example, in which another embodiment of the present invention is: an elastic rope b8 is arranged between the elastic supporting belt 7 and the elastic rope b8; one end of the elastic rope b8 is connected with the middle part of the elastic swinging piece b6, and the other end is connected with the middle part of the elastic supporting belt 7; through being equipped with elasticity rope b8 between elasticity swing piece b6 and elastic support area 7, can make elasticity swing piece b6 drive elastic support area 7 and vibrate simultaneously when the swing, increase the linkage nature when the range of elasticity swing piece b6 and elastic support area 7 swing and swing, promote vibration frequency, increase the effect of cleaning on the alloy surface.
When the metal surface cleaning device is used, firstly, the motor 13 at the top of the protective shell 1 is opened, the motor 13 drives the gear 14 to rotate, then the gear 14 drives the toothed ring 15 to rotate, at the moment, the polishing disc 11 rotates at the bottom of the protective shell 1, meanwhile, the water pipe is connected to the top of the water guide pipe 12, cleaning liquid is guided into the polishing disc 11 from the top of the water guide pipe 12, at the moment, the liquid entering the inside of the polishing disc 11 is rotatably sprayed out from the water guide channel 16, the surface of the alloy is cleaned, meanwhile, the polishing disc 11 can polish the surface of the alloy, through the polishing disc 11 and the arc-shaped water guide channel 16, the alloy can be polished by the polishing disc 11, the cleaning liquid sprayed out of the water guide channel 16 can also clean the alloy, when the polishing disc 11 is polished, metal residues between the polishing disc 11 and the alloy are quickly guided out, the time for polishing the alloy is shortened, and the problem of the alloy surface caused by friction between the polishing disc 11 and the alloy due to metal chips is solved. Through being equipped with the clutch blocks 2 in water guide 16 is inside, can be when polishing the dish 11 and polish the alloy, clutch blocks 2 also can be pressed down on the alloy, polish the alloy, it is outdated to have the cleaning solution in water guide 16 inside simultaneously, can drive clutch blocks 2 and take place slight shake in water guide 16 is inside for clutch blocks 2 increases the number of times of polishing of alloy, promotes the effect of polishing of clutch blocks 2, promotes the smoothness on the surface of alloy after being polished. Through being equipped with elasticity swing piece a3 at 2 tops of clutch block, can be having the cleaning solution to flow through the in-process of water guide way 16, the cleaning solution can drive elasticity swing piece a3 and swing, and elasticity swing piece a3 will drive clutch block 2 and carry out synchronous rocking this moment, makes clutch block 2 further promote the frequency of polishing of alloy, makes the range of rocking of clutch block 2 reduce, and the frequency accelerates, promotes the roughness of polishing to the alloy. Through being equipped with wobbling elasticity rope a41 in the both sides of clutch block 2, can have the cleaning solution that steadily flows to break up at the inside cleaning solution that has of water guide way 16 when the metal fillings flow, elasticity rope a41 for the metal fillings normally flow in the inside of cleaning solution, reduce the metal fillings and can pile up the problem in the cleaning solution bottom. In the using process, the top of the air duct 51 is connected to the blowing device, so that the blowing device blows air into the air injection pipe 5, at the moment, the air entering the air injection pipe 5 is sprayed out from the air injection hole 52, water stains and metal chips on the surface of the alloy are purged, and the cleanliness of the surface of the alloy is further improved; and the processing gas jet pipe 5 is set to be arc-shaped, so that the gas jet pipe 5 blows water stain and metal chips on one side of the polishing disc 11 to the other side, and the cleanness and tidiness of the alloy by the polishing device is improved. Through being equipped with elasticity swing piece b6 in jet-propelled pipe 5 inside, can have the air flow in jet-propelled pipe 5 inside, elasticity swing piece b6 can be at the inside swing of jet-propelled pipe 5, and a pair of fumarole 52 will give vent to anger intermittently this moment, makes the gas intermittent type nature impact alloy surface, increases the effect of blasting to the alloy surface. Through being equipped with wobbling chevron shape swing strip 71 at the nozzle department of fumarole 52, can be when the jet-propelled hole 52 department blowout is followed to the air current, chevron shape swing strip 71 can be at the tip swing of fumarole 52, and chevron shape swing strip 71's tip also has the action of expansion and closure simultaneously, and chevron shape swing strip 71 can contact with the alloy surface this moment, cleans the alloy surface, sweeps away the metal fillings that gaseous difficult blowdown, promotes the clean and tidy degree on alloy surface. The elastic rope b8 is arranged between the elastic swinging piece b6 and the elastic supporting belt 7, so that the elastic swinging piece b6 drives the elastic supporting belt 7 to vibrate simultaneously when swinging, the swinging amplitude and the swinging linkage of the elastic swinging piece b6 and the elastic supporting belt 7 are increased, the vibration frequency is improved, and the cleaning effect on the alloy surface is increased.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. An alloy treatment method for improving micro-arc oxidation effect is characterized in that: the processing method comprises the following steps:
s1: wetting the surface of the alloy to be treated, washing the surface of the alloy once, vertically placing the alloy for 10min after washing, and then placing the alloy on a treatment table for standing to dry the moisture on the surface of the alloy;
s2: arranging a polishing device at the top of the alloy, polishing and cleaning the alloy by using the polishing device, completely cleaning the surface of the alloy once on a protective shell (1), and then connecting the polished alloy with an anode and placing the anode into electrolyte;
s3: starting an alternating current pulse power supply to perform micro-arc oxidation treatment; finally, the processed alloy is washed by deionized water and naturally dried;
the polishing device provided in S2 comprises a protective shell (1); the inner side wall of the top of the protective shell (1) is rotatably connected with a polishing disc (11); the middle part of the polishing disc (11) is provided with a water guide pipe (12); the bottom of the water guide pipe (12) penetrates through the top of the protective shell (1) to extend into the protective shell (1) and is in contact with the top of the polishing disc (11), and the bottom of the water guide pipe (12) is in running fit with the top of the polishing disc (11); the top of the protective shell (1) is provided with a motor (13); the output end of the motor (13) penetrates through the protective shell (1) and extends into the protective shell (1); the output end of the motor (13) is fixedly connected with a gear (14); a toothed ring (15) is fixedly connected to the middle part of the polishing disc (11); the gear (14) is meshed with the gear ring (15); a plurality of groups of water guide channels (16) are formed in the bottom of the polishing disc (11) and are communicated with the middle of the polishing disc (11); the water guide channel (16) is arranged in an arc shape;
a plurality of groups of friction blocks (2) are arranged in the water guide channel (16); a plurality of elastic belts (21) are connected between the friction block (2) and the water guide channel (16); one end of the elastic belt (21) is connected with the middle part of the friction block (2), and the other end of the elastic belt is connected with the inner side wall of the water guide channel (16);
the top of the friction block (2) is fixedly connected with an elastic swinging sheet a (3); the length of the elastic swinging piece a (3) is less than the distance length from the top of the friction block (2) to the inner side wall of the top of the water guide channel (16);
an air injection pipe (5) is arranged in the protective shell (1); the gas injection pipe (5) is arranged on one side of the polishing disc (11); the protective shell (1) is provided with an air duct (51); the bottom of the air duct (51) is communicated with the air injection pipe (5); the gas injection pipe (5) is arranged in a semicircular shape; the middle part of the gas ejector pipe (5) is provided with a plurality of pairs of gas ejector holes (52); the holes inside each pair of the air injection holes (52) are oppositely arranged;
the inner side wall of the top of the air injection pipe (5) is provided with an elastic swinging sheet b (6); the elastic swinging piece b (6) is fixedly connected with the gas ejector pipe (5); a gap is reserved between the bottom end of the elastic swinging piece b (6) and the inner side wall of the top of the gas injection pipe (5);
an elastic supporting belt (7) is connected inside the air injection hole (52); the middle part of the elastic supporting belt (7) is connected with a herringbone swinging strip (71); the fork at the top of the herringbone swinging strip (71) is arranged in an unfolding mode.
2. The alloy treatment method for improving the effect of micro-arc oxidation according to claim 1, wherein: the polishing and cleaning method proposed in the S2 is to rotate the bottom of a polishing disk (11) of the polishing device to be in contact with the surface of the alloy, and simultaneously polish a plurality of surfaces of the alloy by using the polishing disk (11).
3. The alloy treatment method for improving the effect of micro-arc oxidation according to claim 1, wherein: multiple groups of heavy balls (4) are arranged on two sides of the friction block (2); an elastic rope a (41) is connected between the counterweight ball (4) and the friction block (2); one end of the elastic rope a (41) is connected with the side wall of the friction block (2), and the other end of the elastic rope a is connected with the counterweight ball (4).
4. The alloy treatment method for improving the effect of micro-arc oxidation according to claim 1, wherein: an elastic rope b (8) is arranged between the elastic supporting belt (7) and the elastic rope b (8); one end of the elastic rope b (8) is connected with the middle part of the elastic swinging piece b (6), and the other end is connected with the middle part of the elastic supporting belt (7).
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| CN101260556B (en) * | 2007-12-14 | 2010-12-01 | 哈尔滨工业大学 | Method for increasing light alloy micro-arc oxidation coat endurance life |
| CN103372232B (en) * | 2012-04-27 | 2015-06-10 | 中国科学院金属研究所 | Micro-arc oxidation self-sealing hole active coating of magnesium-based implant material and preparation method of micro-arc oxidation self-sealing hole active coating |
| CN206751957U (en) * | 2017-04-25 | 2017-12-15 | 东莞勤德五金制品有限公司 | A kind of constant pressure of Mg alloy mobile phone cover housing processing is microarc oxidation equipment provided |
| CN108908045A (en) * | 2018-06-29 | 2018-11-30 | 宁波辉励铭诚汽车零部件有限公司 | A kind of plate grinding device |
| CN112359387B (en) * | 2020-10-28 | 2021-12-14 | 广东维杰汽车部件制造有限公司 | Micro-arc oxidation treatment process for aluminum alloy section |
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