CN112853427A - Aluminum alloy electrolysis method - Google Patents

Aluminum alloy electrolysis method Download PDF

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Publication number
CN112853427A
CN112853427A CN202110014307.7A CN202110014307A CN112853427A CN 112853427 A CN112853427 A CN 112853427A CN 202110014307 A CN202110014307 A CN 202110014307A CN 112853427 A CN112853427 A CN 112853427A
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China
Prior art keywords
face
rod
aluminum alloy
limiting
fixedly connected
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CN202110014307.7A
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Chinese (zh)
Inventor
王圆
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Hengshui Hi Tech Zone Hongfa Mechanical Equipment Science And Technology Center
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Hengshui Hi Tech Zone Hongfa Mechanical Equipment Science And Technology Center
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Priority to CN202110014307.7A priority Critical patent/CN112853427A/en
Publication of CN112853427A publication Critical patent/CN112853427A/en
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    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02Anodisation
    • C25D11/04Anodisation of aluminium or alloys based thereon
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/005Apparatus specially adapted for electrolytic conversion coating
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D17/00Constructional parts, or assemblies thereof, of cells for electrolytic coating
    • C25D17/06Suspending or supporting devices for articles to be coated
    • C25D17/08Supporting racks, i.e. not for suspending
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00Processes for servicing or operating cells for electrolytic coating
    • C25D21/10Agitating of electrolytes; Moving of racks

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Metals (AREA)

Abstract

The invention provides an aluminum alloy electrolysis method, which is completed based on aluminum alloy electrolysis equipment, so as to realize the electrolysis of aluminum alloy; the aluminum alloy electrolysis equipment comprises a frame body mechanism, a lifting mechanism and a limiting mechanism, wherein the middle position of the rear end of the top of the frame body mechanism is fixedly connected with the bottom of a transmission mechanism; the rear end of the lifting mechanism is connected inside the front end of the transmission mechanism in a sliding manner; and the rear end of the limiting mechanism is fixedly connected with the front end of the lifting mechanism. The transmission mechanism is used for adjusting the height of the lifting mechanism, so that the whole fastening mechanism can be rapidly put in and taken out of the box groove in the lifting process of the sliding limiting rod in the limiting mechanism.

Description

Aluminum alloy electrolysis method
Technical Field
The invention belongs to the technical field of electrolysis, and particularly relates to an aluminum alloy electrolysis method.
Background
Electrolysis is a process of producing a high-purity substance by synthesizing chemicals and treating the surface of a material by an electrochemical reaction occurring at the interface between an electrode as an electron conductor and an electrolyte as an ion conductor. When the power is on, cations in the electrolyte move to the cathode to absorb electrons, and reduction is carried out to generate new substances; the anions in the electrolyte move to the anode, releasing electrons, and oxidizing to generate new substances.
For example, application No.: CN201911379067.X the invention discloses an aluminum alloy electrolytic oxidation film forming device, which comprises an oxidation device and a temperature control device; the oxidation device comprises an oxidation tank; a temperature sensor is arranged in the oxidation tank; the oxidation device also comprises an oxidation tank liquor circulating device; the temperature control device comprises a temperature control groove, the oxidation groove is placed in the temperature control groove, and a temperature control chamber is formed between the oxidation groove and the temperature control groove; a heating device is arranged in the temperature control chamber, and a cooling device is arranged outside the temperature control groove; the temperature sensor, the heating device and the cooling device are all electrically connected to a controller. The invention not only can realize the accurate control of the oxidation temperature, but also can control different oxidation temperatures according to different stages of oxidation film forming, and the temperature uniformity of the oxidation liquid is further improved by the oxidation tank liquid circulating device; the whole oxidation film forming can be carried out under the condition of variable temperature of single temperature or multiple temperatures, the film forming quality is improved, and the experiment and production requirements of the oxidation film forming are met.
Based on the search of the above patent and in combination with the discovery in the prior art, when the method is applied, although the temperature can be kept constant in the oxidation film forming process when the aluminum alloy is electrolyzed, the aluminum alloy needs to be fixed and then put into an electrolytic liquid tank in the process of electrolyzing the aluminum alloy, and the putting and taking processes are slow, so that the efficiency in the electrolysis process is affected.
Disclosure of Invention
In order to solve the technical problems, the invention provides an aluminum alloy electrolysis method, which aims to solve the problems that in the existing aluminum alloy electrolysis process, the aluminum alloy needs to be fixed and then put into an electrolytic liquid tank, and the efficiency in the electrolysis process is influenced because the putting and taking processes are slow.
The purpose and the effect of the aluminum alloy electrolysis method are achieved by the following specific technical means:
an aluminum alloy electrolysis method is completed based on aluminum alloy electrolysis equipment, so that the electrolysis of aluminum alloy is realized; the aluminum alloy electrolysis equipment comprises a frame body mechanism, a lifting mechanism and a limiting mechanism, wherein the middle position of the rear end of the top of the frame body mechanism is fixedly connected with the bottom of a transmission mechanism; the rear end of the lifting mechanism is connected inside the front end of the transmission mechanism in a sliding manner; the rear end of the limiting mechanism is fixedly connected with the front end of the lifting mechanism; the bottom of the limiting mechanism is fixedly connected with the middle position of the top of the fastening mechanism; fastening device is including fastening frame, threaded rod, splint, clamping piece and ring dish, and the equal fixedly connected with threaded rod of recess intermediate position at both ends about the fastening frame, the equal sliding connection of every threaded rod has a splint, and the equal sliding connection of every splint lower extreme position has a clamping piece, and semicircular double-layered groove has been seted up to the clamping piece, and the ring dish rotates to be connected in threaded rod outside position. The frame body mechanism comprises a base and a box groove, the base is rectangular, the front of the middle position of the top end face of the base is fixedly connected with the bottom end face of the box groove, and a rectangular groove is formed in the top end face of the box groove; the transmission mechanism comprises a transmission frame, a support and a transmission rod, wherein a groove is formed in the front end of the transmission frame, the bottom end face of the transmission frame is fixedly connected to the middle position of the top end face of the support, a crank is arranged at the top of the transmission rod, a rod body of the transmission rod is provided with threads, the transmission rod is rotatably connected to the middle position of the groove of the transmission frame, and the bottom end face of the support is fixedly connected with the middle position behind the top end face of the base in the installation state;
furthermore, the lifting mechanism comprises a lifting block and an extension rod, a threaded hole is formed in the rear position of the top end face of the lifting block, limiting support plates are arranged at two ends of the lifting block, and the front end of the lifting block is fixedly connected with the rear end of the extension rod; a through hole is formed in the middle of the front end of the top end face of the extension rod, the transmission rod is rotatably connected in the threaded hole of the lifting block when the lifting mechanism is installed, and the lifting block is slidably connected in the groove of the transmission frame through the matching of the transmission rod;
furthermore, the limiting mechanism comprises a limiting block, a handle, a sliding limiting rod and a baffle, a through hole is formed in the rear position of the top end face of the limiting block, a groove is formed in the middle position of the rear end face of the limiting block, the handle is rotatably connected to the position above the middle of the front end of the limiting block, the bottom of the handle is rotatably connected with the sliding limiting rod, the sliding limiting rod is slidably connected to the position below the front end of the limiting block through the matching of the handle, the position below the front end of the limiting block is fixedly connected with the rear end face of the baffle, and the extension rod is fixedly connected into the groove in the rear end of the limiting block through the; the top end face of the fastening frame is provided with a rod groove, the left end and the right end of the fastening frame are provided with grooves, the bottom of the sliding limiting rod is fixedly connected in the rod groove in the middle of the top end face of the fastening frame in the installation state of the fastening mechanism, and the fastening frame is located above the middle of the top of the box groove.
Compared with the prior art, the invention has the following beneficial effects:
when the method is used, firstly, an aluminum alloy main body to be electrolyzed is placed at the middle position between two clamping pieces, then a worker rotates the ring disc, the clamping plates are clamped through the matching of the ring disc and the threaded rod, so that the clamping groove in the middle of the clamping pieces clamps the aluminum alloy main body, then the worker rotates the crank at the upper end of the support, the lifting block finishes the descending process through the matching of the support thread and the lifting block threaded hole, until the aluminum alloy main body clamped in the middle of the clamping pieces is positioned at the upper position of the electrolytic liquid in the tank, then the worker wrenches the handle, drives the sliding limiting rod to move downwards when the handle rotates forwards, can soak the whole fastening mechanism at the middle position in the tank when the sliding limiting rod moves downwards, and after the waiting time is over, the worker wrenches the handle, rotates backwards to drive the sliding limiting rod to move upwards, the fastening mechanism connected below the sliding limiting rod rises from the box groove until the aluminum alloy main body clamped in the middle of the clamping piece breaks away from the liquid level of the box groove, so that the time for putting in and taking out the aluminum alloy in the electrolytic process can be reduced, the working efficiency of workers is improved, the transmission mechanism is used for adjusting the height of the lifting mechanism, and the sliding limiting rod in the limiting mechanism is convenient to lift, so that the fastening mechanism is integrally and quickly put in and take out of the box groove.
Drawings
Fig. 1 is a left-side view structural diagram of the present invention.
Fig. 2 is a side view structural schematic diagram of the present invention.
Fig. 3 is a side view of the transmission mechanism of the present invention.
Fig. 4 is a schematic side view of the elevating mechanism of the present invention.
Fig. 5 is a schematic side view of the spacing mechanism of the present invention.
Fig. 6 is a side view of the fastening mechanism of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a frame body mechanism; 101. a base; 102. a tank trough; 2. a transmission mechanism; 201. a transmission frame; 202. a support; 203. a transmission rod; 3. a lifting mechanism; 301. a lifting block; 302. an extension rod; 4. a limiting mechanism; 401. a limiting block; 402. a handle; 403. sliding the limiting rod; 404. a baffle plate; 5. a fastening mechanism; 501. a fastening frame; 502. a threaded rod; 503. a splint; 504. a clip; 505. a ring disk.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 6:
the invention provides an aluminum alloy electrolysis method, which is completed based on aluminum alloy electrolysis equipment, so as to realize the electrolysis of aluminum alloy; the aluminum alloy electrolysis equipment comprises: the frame body mechanism 1, the lifting mechanism 3 and the limiting mechanism 4, wherein the middle position of the rear end of the top of the frame body mechanism 1 is fixedly connected with the bottom of the transmission mechanism 2; the rear end of the lifting mechanism 3 is connected inside the front end of the transmission mechanism 2 in a sliding manner; the rear end of the limiting mechanism 4 is fixedly connected with the front end of the lifting mechanism 3; the bottom of the limiting mechanism 4 is fixedly connected with the middle position of the top of the fastening mechanism 5; fastening device 5 is including fastening frame 501, threaded rod 502, splint 503, clamping piece 504 and ring dish 505, and the equal fixedly connected with threaded rod 502 of recess intermediate position at both ends about fastening frame 501, every threaded rod 502 all sliding connection have a splint 503, every splint 503 lower extreme position all sliding connection have a clamping piece 504, and semicircular clamp groove has been seted up to clamping piece 504, and ring dish 505 rotates to be connected in threaded rod 502 outside position. The frame body mechanism 1 comprises a base 101 and a box groove 102, wherein the base 101 is rectangular, the front of the middle position of the top end face of the base 101 is fixedly connected with the bottom end face of the box groove 102, and a rectangular groove is formed in the top end face of the box groove 102. The transmission mechanism 2 comprises a transmission frame 201, a support 202 and a transmission rod 203, a groove is formed in the front end of the transmission frame 201, the bottom end face of the transmission frame 201 is fixedly connected to the middle position of the top end face of the support 202, a crank is arranged at the top of the transmission rod 203, threads are arranged on the rod body of the transmission rod 203, the transmission rod 203 is rotatably connected to the middle position of the groove of the transmission frame 201, and the bottom end face of the support 202 is fixedly connected to the middle position behind the top end face of the base 101 in the installation state of.
Wherein, elevating system 3 is including elevator 301, extension rod 302, and elevator 301 top end face rear position sets up threaded hole, and elevator 301 both ends are equipped with spacing extension board, and elevator 301 front end and extension rod 302 rear end fixed connection. The through-hole has been seted up to extension rod 302 top end front end intermediate position, and under elevating system 3 installation condition, transfer line 203 rotates to be connected in elevator 301 threaded hole, and elevator 301 passes through the cooperation sliding connection of transfer line 203 in the recess of transmission frame 201.
Wherein, stop gear 4 is including stopper 401, handle 402, slip gag lever post 403 and baffle 404, the through-hole has been seted up to stopper 401 top end face rear position, stopper 401 rear end face intermediate position is seted up flutedly, stopper 401 front end intermediate position top position rotates and is connected with handle 402, handle 402 bottom rotates with slip gag lever post 403 to be connected, slip gag lever post 403 passes through the cooperation sliding connection of handle 402 and is connected in stopper 401 front end below position, stopper 401 front end below position and baffle 404 rear end face fixed connection, stop gear 4 installation state is down, extension rod 302 passes through the cooperation fixed connection of screw and is in stopper 401 rear end recess. The top end face of the fastening frame 501 is provided with a rod groove, the left end and the right end of the fastening frame 501 are provided with grooves, the bottom of the sliding limiting rod 403 is fixedly connected in the rod groove in the middle of the top end face of the fastening frame 501 in the installation state of the fastening mechanism 5, and the fastening frame 501 is located above the middle of the top of the box groove 102.
The aluminum alloy electrolysis method specifically comprises the following steps:
firstly, the device is assembled, firstly, the bottom end face of the support 202 is fixedly connected with the rear middle position of the top end face of the base 101, the installation process of the transmission mechanism 2 is completed, the transmission rod 203 is rotatably connected in a threaded hole of the lifting block 301 on the next step, the lifting block 301 is connected in a groove of the transmission frame 201 through the matching of the transmission rod 203, the installation process of the lifting mechanism 3 is completed, on the next step, the extension rod 302 is fixedly connected in a groove of the rear end of the limiting block 401 through the matching of screws, the installation process of the limiting mechanism 4 is completed, finally, the bottom of the sliding limiting rod 403 is fixedly connected in a rod groove of the middle position of the top end face of the fastening frame 501, the fastening frame 501 is located at the middle upper position of the top.
Placing an aluminum alloy body to be electrolyzed at the middle position of two clamping pieces 504, rotating an annular disc 505 by a worker, clamping a clamping plate 503 through the matching of the annular disc 505 and a threaded rod 502, clamping the aluminum alloy body through a clamping groove in the middle of the clamping pieces 504, rotating a crank at the upper end of a support 202 by the worker, enabling a lifting block 301 to finish the descending process through the matching of the thread of the support 202 and the threaded hole of the lifting block 301, until the aluminum alloy body clamped in the middle of the clamping pieces 504 is positioned at the upper position of electrolytic liquid in a tank 102, pulling a handle 402 by the worker, driving a sliding limiting rod 403 to move downwards when the handle 402 rotates forwards, soaking the whole fastening mechanism 5 at the middle position in the tank 102 when the sliding limiting rod moves downwards, pulling the handle 402 by the worker 403 after the waiting time is over, and rotating the handle 402 backwards, the sliding limiting rod 403 is driven to move upwards, the fastening mechanism 5 connected below the sliding limiting rod 403 rises from the box groove 102 until the aluminum alloy main body clamped in the middle of the clamping piece 504 is separated from the liquid level of the box groove 102, the putting and taking time in and out of the aluminum alloy electrolysis process can be reduced through the step, the working efficiency of workers is improved, the transmission mechanism 2 is used for adjusting the height of the lifting mechanism 3, and the sliding limiting rod 403 in the limiting mechanism 4 is convenient to lift in and out, so that the fastening mechanism 5 is integrally and rapidly put in and taken out of the box groove 102.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (3)

1. An aluminum alloy electrolysis method is characterized in that: the aluminum alloy electrolysis method is completed based on aluminum alloy electrolysis equipment, so that the electrolysis of the aluminum alloy is realized; the aluminum alloy electrolysis equipment comprises a frame body mechanism (1), a lifting mechanism (3) and a limiting mechanism (4), wherein the middle position of the rear end of the top of the frame body mechanism (1) is fixedly connected with the bottom of a transmission mechanism (2); the rear end of the lifting mechanism (3) is connected inside the front end of the transmission mechanism (2) in a sliding manner; the rear end of the limiting mechanism (4) is fixedly connected with the front end of the lifting mechanism (3); the bottom of the limiting mechanism (4) is fixedly connected with the middle position of the top of the fastening mechanism (5); the fastening mechanism (5) comprises a fastening frame (501), threaded rods (502), clamping plates (503), clamping pieces (504) and a ring disc (505), the threaded rods (502) are fixedly connected to the middle positions of grooves at the left end and the right end of the fastening frame (501), each threaded rod (502) is slidably connected with one clamping plate (503), the clamping piece (504) is slidably connected to the lower end of each clamping plate (503), semicircular clamping grooves are formed in the clamping pieces (504), and the ring disc (505) is rotatably connected to the outer side of each threaded rod (502); the frame body mechanism (1) comprises a base (101) and a box groove (102), the base (101) is rectangular, the front of the middle position of the top end face of the base (101) is fixedly connected with the bottom end face of the box groove (102), and a rectangular groove is formed in the top end face of the box groove (102); drive mechanism (2) is including transmission frame (201), support (202) and transfer line (203), the recess is seted up to transmission frame (201) front end, transmission frame (201) bottom face fixed connection is in support (202) top end face intermediate position, transfer line (203) top is equipped with the crank, and transfer line (203) body of rod is equipped with the screw thread, transfer line (203) rotate to be connected in transmission frame (201) recess intermediate position, under drive mechanism (2) installation state, support (202) bottom face and base (101) top face rear intermediate position fixed connection.
2. The method for electrolyzing an aluminum alloy as recited in claim 1, wherein: the lifting mechanism (3) comprises a lifting block (301) and an extension rod (302), a threaded hole is formed in the rear position of the top end face of the lifting block (301), limiting support plates are arranged at two ends of the lifting block (301), and the front end of the lifting block (301) is fixedly connected with the rear end of the extension rod (302); the through-hole has been seted up to extension rod (302) top end front end intermediate position, and under elevating system (3) installation state, transfer line (203) rotate to be connected in elevator (301) threaded hole, and elevator (301) are through the cooperation sliding connection of transfer line (203) in drive frame (201) recess.
3. The method for electrolyzing an aluminum alloy as recited in claim 1, wherein: the limiting mechanism (4) comprises a limiting block (401), a handle (402), a sliding limiting rod (403) and a baffle (404), a through hole is formed in the rear position of the top end face of the limiting block (401), a groove is formed in the middle position of the rear end face of the limiting block (401), the handle (402) is rotatably connected to the upper position of the middle of the front end of the limiting block (401), the bottom of the handle (402) is rotatably connected with the sliding limiting rod (403), the sliding limiting rod (403) is slidably connected to the lower position of the front end of the limiting block (401) through the matching of the handle (402), the lower position of the front end of the limiting block (401) is fixedly connected with the rear end face of the baffle (404), and the extension rod (302) is fixedly connected to the groove in the rear end of the limiting block (401) through the matching of screws in; the top end face of the fastening frame (501) is provided with a rod groove, the left end and the right end of the fastening frame (501) are provided with grooves, the bottom of the sliding limiting rod (403) is fixedly connected in the rod groove in the middle of the top end face of the fastening frame (501) in the installation state of the fastening mechanism (5), and the fastening frame (501) is located above the middle of the top of the box groove (102).
CN202110014307.7A 2021-01-06 2021-01-06 Aluminum alloy electrolysis method Pending CN112853427A (en)

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Application Number Priority Date Filing Date Title
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109056033A (en) * 2018-10-29 2018-12-21 济南大学 Bone plate anodic oxidation device
CN109554737A (en) * 2018-12-21 2019-04-02 奥士康科技股份有限公司 It is a kind of thickness copper pcb board production use copper plating device
CN208888358U (en) * 2018-06-19 2019-05-21 新余市天恩电子技术有限公司 A kind of current sensor novel product debugging tool
CN110029385A (en) * 2019-04-07 2019-07-19 王绪军 The surface anodization processing unit of aluminium alloy processing
CN211814678U (en) * 2020-02-11 2020-10-30 镇江阿尔法特种镀膜科技有限公司 Novel anodic oxidation of aluminum alloy stereoplasm oxidation device
CN212152468U (en) * 2018-11-09 2020-12-15 长春理工大学光电信息学院 Electrolytic preparation device for aluminum oxide film

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208888358U (en) * 2018-06-19 2019-05-21 新余市天恩电子技术有限公司 A kind of current sensor novel product debugging tool
CN109056033A (en) * 2018-10-29 2018-12-21 济南大学 Bone plate anodic oxidation device
CN212152468U (en) * 2018-11-09 2020-12-15 长春理工大学光电信息学院 Electrolytic preparation device for aluminum oxide film
CN109554737A (en) * 2018-12-21 2019-04-02 奥士康科技股份有限公司 It is a kind of thickness copper pcb board production use copper plating device
CN110029385A (en) * 2019-04-07 2019-07-19 王绪军 The surface anodization processing unit of aluminium alloy processing
CN211814678U (en) * 2020-02-11 2020-10-30 镇江阿尔法特种镀膜科技有限公司 Novel anodic oxidation of aluminum alloy stereoplasm oxidation device

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