CN116411324A - Anodic oxidation device and oxidation process for aluminum alloy cylinder tube - Google Patents

Abstract

The application relates to the technical field of aluminum alloy oxidation processes, in particular to an aluminum alloy cylinder tube anodic oxidation device and an oxidation process. The anodic oxidation device of the aluminum alloy cylinder tube comprises an electrolytic tank, a lifting plate, a water tank, a sealing piece and an extrusion assembly. The electrolytic tank is internally provided with a cathode conductive device and an anode conductive device, the anode conductive devices are symmetrically provided with two groups, and the two groups of anode conductive devices are used for installing an aluminum alloy cylinder tube. The lifting plate is lifted above the electrolytic tank and can be inserted into the electrolytic tank, a water pipe is connected to the lifting plate, and a spray head is connected to the water pipe. When the water pipe is misplaced with the through hole, the sealing piece seals the top of the water pipe. When the water pipe is misplaced with the through hole, the extrusion component is used for extruding the water pipe, so that residual water in the water pipe is extruded from the spray head. The method has the effect of improving the processing efficiency of the oxidation process of the aluminum alloy cylinder tube.

Description

Anodic oxidation device and oxidation process for aluminum alloy cylinder tube

Technical Field

The application relates to the technical field of aluminum alloy oxidation processes, in particular to an aluminum alloy cylinder tube anodic oxidation device and an oxidation process.

Background

The aluminum alloy cylinder tube is a cylindrical metal part for guiding the piston to perform linear reciprocating motion in the cylinder. The air converts thermal energy into mechanical energy by expansion in an engine cylinder, and the gas is compressed by a piston in a compressor cylinder to raise the original pressure, and the housing of a turbine, rotary piston engine, or the like is also commonly referred to as a "cylinder". The processing and manufacturing of the aluminum alloy cylinder tube generally needs to carry out hard oxidation, so that the surface hardness of the aluminum alloy cylinder tube can reach about HV500, the thickness of an oxide film is 25-250 microns, and the insulation property and the wear resistance of the product can be improved.

At present, referring to the Chinese patent document with publication number of CN104032345A, an anodic oxidation device and an oxidation process of a tube-system aluminum alloy section are disclosed, and the oxidation process realizes high-quality oxidation of the aluminum alloy section through the steps of oil removal water washing, alkali etching water washing, neutralization light-emitting water washing, anodic oxidation water washing, hole sealing water washing drying and the like. However, because the operation of water washing exists in a plurality of steps, the tubular aluminum alloy section is always arranged in the electrolytic tank body in the water washing process, so that the tubular aluminum alloy section and the inner wall of the electrolytic tank body are not convenient to carry out omnibearing water washing, and the efficiency of the whole oxidation process is affected.

The aluminum alloy cylinder tube has wide application, and the processing efficiency of the oxidation process is directly related to the production cost of the aluminum alloy cylinder tube.

Disclosure of Invention

In order to improve the processing efficiency of an oxidation process of an aluminum alloy cylinder tube, the application provides an anodic oxidation device and an oxidation process of the aluminum alloy cylinder tube.

In a first aspect, the present application provides an aluminum alloy cylinder tube anodic oxidation apparatus.

An aluminum alloy cylinder tube anodic oxidation device comprising:

the electrolytic cell is internally provided with a cathode conductive device and an anode conductive device, wherein the anode conductive devices are symmetrically provided with two groups, and the two groups of anode conductive devices are used for installing an aluminum alloy cylinder tube;

the lifting plates are vertically arranged, the lifting plates are lifted above the electrolytic tank and can be inserted into the electrolytic tank, water pipes are connected to the lifting plates, two lifting plates are oppositely arranged, spray heads are respectively arranged on one sides of the two lifting plates, which are opposite, the spray heads are connected to the water pipes, and when the two lifting plates are inserted into the electrolytic tank, the anode conductive device is positioned between the two lifting plates;

the water tank is positioned above the two lifting plates, the bottom of the water tank is fixedly provided with a supporting plate, the lifting plates are rotationally connected to the bottom of the supporting plate, the supporting plate is provided with a through hole communicated with the water tank, and when the lifting plates rotate, the top of the water pipe can be communicated with the through hole or misplaced;

the sealing piece is used for sealing the top of the water pipe when the water pipe is misplaced with the through hole, and is used for opening the top of the water pipe when the water pipe is communicated with the through hole;

the extrusion assembly is used for extruding the water pipe when the water pipe is misplaced with the through hole, so that residual water in the water pipe is extruded from the spray head;

the rotating assembly is connected to the supporting plate and is used for driving the supporting plate to rotate; and

the support frame is erected on the outer side of the electrolytic tank, and a lifting assembly for driving the support plate to lift is connected to the support frame.

Through adopting above-mentioned technical scheme, when needs wash the aluminum alloy cylinder tube in the electrolysis trough, lifting unit drive backup pad descends, and the backup pad drives water tank, lifter plate decline for the lifter plate inserts in the electrolysis trough, makes aluminum alloy cylinder tube be located between two lifter plates, then utilizes water tank toward the water pipe water supply, makes clear water blowout from the shower nozzle wash aluminum alloy cylinder tube.

After the aluminum alloy cylinder pipe is cleaned for a period of time under the communication state of the water pipe and the through hole, the rotating assembly drives the lifting plate to rotate, so that the water pipe and the through hole are staggered, the top of the water pipe is plugged by the sealing piece, the water pipe is extruded by the extruding assembly, residual water in the water pipe is ejected from the spray head, and accordingly the spray head can continuously spray clear water along with the rotation of the lifting plate, and the aluminum alloy cylinder pipe is cleaned in all directions. Meanwhile, when the lifting plate rotates, water in the through hole flows out and hits the outer surface of the spray head, so that the spray head is cleaned, and the cleanliness of the spray head is improved.

After cleaning, the rotating assembly drives the lifting plate to rotate to an initial position, at the moment, the water pipe is communicated with the through hole, the water outlet of the water tank is closed, and then the lifting assembly drives the supporting plate to ascend, so that the lifting plate ascends and resets.

According to the technical scheme, through the mutual matching of the lifting plate, the water pipe, the spray head, the sealing piece and the extrusion assembly, the effects of all-directional cleaning of the aluminum alloy cylinder pipe and self-cleaning of the outer surface of the spray head are achieved, the cleaning effect and the cleaning efficiency of cleaning the aluminum alloy cylinder pipe in the electrolytic tank each time are improved, and further the processing efficiency of the oxidation process of the aluminum alloy cylinder pipe is improved.

Optionally, the sealing piece is a one-way valve, and the one-way valve is used for one-way conduction of the flow direction of the water tank to the water pipe water injection.

Through adopting above-mentioned technical scheme, the setting of check valve can realize when water pipe and through-hole intercommunication, and the water tank passes through the through-hole toward the water pipe water injection, when water pipe and through-hole dislocation, seals the top of water pipe.

Optionally, the water pipe is arranged along the horizontal direction and is had a plurality ofly, the shower nozzle is in every all be connected with a plurality ofly on the water pipe, the through-hole has been seted up a plurality ofly and with the water pipe one-to-one.

Through adopting above-mentioned technical scheme, the setting of a plurality of water pipes and a plurality of shower nozzles can improve the cleaning performance to aluminum alloy cylinder tube.

Optionally, a plurality of cleaning holes are formed in the supporting plate, and the cleaning holes are distributed in gaps of the plurality of through holes; when the water pipe is communicated with the through hole, the lifting plate is used for plugging the cleaning hole, and when the water pipe is staggered with the through hole, the cleaning hole is used for draining water so as to clean the outer surface of the spray head.

Through adopting above-mentioned technical scheme, the setting of wash hole has improved the abluent effect to the shower nozzle surface.

Optionally, a yielding groove is formed in one side of the lifting plate, the water pipe is arranged in the yielding groove in a penetrating manner, the part of the water pipe, which is arranged in the yielding groove in a penetrating manner, is an extrusion section, and the extrusion section has elasticity;

the extrusion assembly comprises an extrusion plate and an extrusion driving piece, wherein the extrusion plate is arranged in the yielding groove in a sliding mode, the extrusion driving piece is fixed on the lifting plate, and the extrusion driving piece is used for driving the extrusion plate to slide so as to extrude the extrusion section between the extrusion plate and the inner wall of the yielding groove.

Through adopting above-mentioned technical scheme, when water pipe and through-hole dislocation, extrusion drive piece promotes the stripper plate and removes, and the stripper plate extrudes the extrusion section of water pipe for the water pipe receives the extrusion back and can follow the shower nozzle with remaining clear water in the water pipe and continue the blowout, thereby has realized the shower nozzle and has been in the effect of continuous play water when rotating along with the lifter plate, has improved abluent effect to aluminum alloy cylinder tube.

Optionally, rotate in the backup pad and be connected with the axis of rotation, the axis of rotation is vertical setting and fixed connection in the lifter plate, the axis of rotation passes the groove of stepping down.

Through adopting above-mentioned technical scheme, the lifter plate is offered and is stepped down the groove back intensity lower, and the axis of rotation passes the groove of stepping down, has improved the intensity of lifter plate.

Optionally, the rotating assembly comprises a driving motor and a gear box, an input shaft of the gear box is coaxially fixed with an output shaft of the driving motor, and an output shaft of the gear box is coaxially fixed with the rotating shaft.

Through adopting above-mentioned technical scheme, when needs drive lifter plate rotation, driving motor passes through gear box drive axis of rotation, and the axis of rotation drives the lifter plate rotation.

Optionally, the lifting assembly includes the lifting cylinder, the lifting cylinder is fixed on the support frame, the piston rod of lifting cylinder vertically sets up and with backup pad fixed connection.

Through adopting above-mentioned technical scheme, utilize the lift cylinder can realize the stable lift of backup pad.

In a second aspect, the present application provides an oxidation process employing an aluminum alloy cylinder tube anodic oxidation apparatus.

An oxidation process using an aluminum alloy cylinder tube anodic oxidation device comprises the following steps:

s1, feeding: mounting an aluminum alloy cylinder tube to the anode conductive means of the electrolyzer;

s2, oil removal: injecting an oil removing agent into the electrolytic tank to remove oil from the aluminum alloy cylinder tube;

s3, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and manually cleaning the electrolytic tank at the same time;

s4, alkali etching: injecting an alkaline etching agent into the electrolytic tank to perform alkaline etching on the aluminum alloy cylinder pipe;

s5, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and manually cleaning the electrolytic tank at the same time;

s6, neutralization: injecting a neutralizing reagent into the electrolytic tank, and performing a neutralization process on the aluminum alloy cylinder tube;

s7, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and manually cleaning the electrolytic tank at the same time;

s8, light emitting: injecting a light-emitting reagent into the electrolytic tank, and performing a light-emitting process on the aluminum alloy cylinder tube;

s9, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and manually cleaning the electrolytic tank at the same time;

s10, anodic oxidation: injecting electrolyte into the electrolytic tank, and oxidizing the aluminum alloy cylinder tube;

s11, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and manually cleaning the electrolytic tank at the same time;

s12, hole sealing: injecting hole sealing liquid into the electrolytic tank, and carrying out hole sealing process on the aluminum alloy cylinder tube;

s13, cleaning and drying: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank until the aluminum alloy cylinder tube is dried;

s14, blanking: and taking the aluminum alloy cylinder tube out of the electrolytic tank.

By adopting the technical scheme, after the steps of feeding, degreasing, cleaning, alkali etching, cleaning, neutralization, cleaning, light emitting, cleaning, anodic oxidation, cleaning, hole sealing, cleaning and drying and discharging, the aluminum alloy cylinder tube anodic oxidation device is adopted for high-efficiency cleaning in each cleaning step, so that the processing efficiency of the whole oxidation process of the aluminum alloy cylinder tube is improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through mutually supporting of lifter plate, water pipe, shower nozzle, closure piece, extrusion subassembly, reached and carried out the effect of all-round washing and shower nozzle surface self-cleaning to aluminum alloy cylinder tube, improved aluminum alloy cylinder tube's oxidation technology machining efficiency.

2. The extrusion assembly comprises an extrusion plate and an extrusion driving piece, so that the extrusion section of the water pipe is extruded conveniently, the effect that the spray head continuously discharges water when rotating along with the lifting plate is achieved, and the cleaning effect of the aluminum alloy cylinder pipe is improved.

3. After the steps of feeding, degreasing, cleaning, alkali etching, cleaning, neutralization, cleaning, light emitting, cleaning, anodic oxidation, cleaning, hole sealing, cleaning and drying and blanking, the aluminum alloy cylinder tube anodic oxidation device is adopted for high-efficiency cleaning in each cleaning step, so that the processing efficiency of the whole oxidation process of the aluminum alloy cylinder tube is improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an anodic oxidation apparatus for an aluminum alloy cylinder tube according to an embodiment of the present application.

Fig. 2 is a schematic structural view of a lifter plate according to an embodiment of the present application.

Fig. 3 is a schematic structural view of a water tank, a support plate, and a lifting plate according to an embodiment of the present application.

Fig. 4 is a schematic structural view of a support plate according to an embodiment of the present application.

Fig. 5 is a schematic structural view of another view of the lifter plate according to the embodiment of the present application.

Fig. 6 is a bottom view of fig. 3, mainly for illustrating a state when the water pipe and the through hole communicate.

Fig. 7 is a schematic view of another state of fig. 6, mainly for representing a state when the water pipe and the through hole are dislocated.

Reference numerals illustrate:

1. an electrolytic cell; 11. cathode conductive means; 12. an anode conductive device; 13. a water outlet; 2. a lifting plate; 21. a water pipe; 211. an extrusion section; 22. a spray head; 23. a relief groove; 3. a water tank; 4. a support plate; 41. a through hole; 42. cleaning the hole; 43. a rotating shaft; 5. an extrusion assembly; 51. an extrusion plate; 52. extruding the driving piece; 6. a rotating assembly; 61. a driving motor; 62. a gear box; 7. a support frame; 8. lifting cylinder.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-7.

In a first aspect, embodiments of the present application disclose an aluminum alloy cylinder tube anodic oxidation apparatus.

Referring to fig. 1, the anodic oxidation device of the aluminum alloy cylinder tube comprises an electrolytic tank 1, wherein a cathode conductive device 11 and an anode conductive device 12 are arranged in the electrolytic tank 1, two groups of anode conductive devices 12 are symmetrically arranged, and the two groups of anode conductive devices 12 are used for fixing the aluminum alloy cylinder tube. The bottom of the electrolytic tank 1 is provided with a drain opening 13.

Referring to fig. 1 and 2, two lifting plates 2 are arranged above the electrolytic tank 1, the two lifting plates 2 are vertically arranged, and a space is reserved between the two lifting plates 2. A plurality of vertical water pipes 21 are penetrated in the lifting plate 2, and the water pipes 21 are arranged along the horizontal direction. Each water pipe 21 is connected with a plurality of spray heads 22, the spray heads 22 penetrate through the lifting plates 2, and the spray heads 22 are positioned on one side of the two lifting plates 2.

In the process step in which it is necessary to clean the aluminum alloy cylinder tube, the two lifter plates 2 are driven to descend so that the aluminum alloy cylinder tube is located between the two lifter plates 2, and the lifter plates 2 are inserted into the electrolytic cell 1 at this time. Then the spray head 22 is used for spraying clear water on the aluminum alloy cylinder pipe, the lifting plate 2 can swing back and forth in a certain angle, and the spray head 22 continuously sprays clear water in the swinging process of the lifting plate 2, so that the aluminum alloy cylinder pipe is cleaned in an omnibearing and efficient manner. As the cleaning steps of the oxidation process of the aluminum alloy cylinder tube are more, the processing efficiency of the oxidation process is greatly improved.

Referring to fig. 1 and 3, in order to facilitate water supply from the water supply pipe 21, a water tank 3 is disposed above the electrolytic tank 1, a support plate 4 is fixed to the bottom of the water tank 3, and two lifting plates 2 are rotatably connected to the bottom of the support plate 4.

Referring to fig. 3 and 4, the support plate 4 is provided with a plurality of through holes 41, the bottom of the water tank 3 is provided with a plurality of water outlets, the water outlets are communicated with the through holes 41 in a one-to-one correspondence manner, and the water outlets are automatically opened and closed through valves. When the lifter plate 2 is in the initial position, the water pipes 21 (refer to fig. 2) communicate with the through holes 41 in one-to-one correspondence.

Referring to fig. 4 and 5, when the lifting plate 2 rotates and the water pipe 21 is dislocated from the through hole 41, the water pipe 21 has a pressing section 211, and the pressing section 211 has elasticity in order to allow the spray head 22 to continue spraying clean water. One side of the lifting plate 2 is provided with a yielding groove 23, and the extrusion section 211 is positioned in the yielding groove 23. To the elevating plate 2, a pressing assembly 5 for pressing the pressing section 211 of the water pipe 21 is connected (refer to fig. 3).

Referring to fig. 3, the pressing assembly 5 includes a pressing plate 51 and a pressing driving member 52, the plate surface of the pressing plate 51 is vertically disposed, and the pressing plate 51 is slidably disposed in the relief groove 23 along a horizontal direction. The extrusion driving piece 52 is an electric push rod, the electric push rod is fixed on the lifting plate 2, and the end part of a piston rod of the electric push rod is fixedly connected with the extrusion plate 51. When the water pipe 21 needs to be squeezed and drained, the electric push rod drives the squeezing plate 51 to slide, and the squeezing plate 51 squeezes the squeezing section 211 on the water pipe 21, so that the squeezing section 211 is squeezed between the squeezing plate 51 and the inner wall of the yielding groove 23.

Referring to fig. 3 and 5, a check valve is mounted at the top end of the water pipe 21, and is used for realizing unidirectional conduction of water injection from the water tank 3 into the water pipe 21. Thus, when the water pipe 21 is pressed, the water in the water pipe 21 can be sprayed out through the spray head 22, and continuous water outlet of the spray head 22 is realized.

Referring to fig. 4, the support plate 4 is provided with a plurality of cleaning holes 42, and the plurality of cleaning holes 42 are distributed in the gaps of the plurality of through holes 41. When the water pipe 21 communicates with the through hole 41, the lifting plate 2 seals the cleaning hole 42.

Referring to fig. 6, a schematic view of the water pipe 21 (see fig. 5) is shown in a state where the water pipe communicates with the through hole 41 (see fig. 4).

Referring to fig. 7, a state in which the water pipe 21 (see fig. 5) is displaced from the through hole 41 is schematically shown. When the lifting plate 2 rotates until the water pipe 21 is misplaced with the through hole 41, the cleaning holes 42 and the through hole 41 spray water to spray water on the outer surface of the spray head 22, so that the effect of cleaning the sewage sprayed on the outer surface of the spray head 22 is achieved.

Referring to fig. 3, a rotation assembly 6 for driving the lifter plate 2 to rotate is provided on the support plate 4, the rotation assembly 6 includes a driving motor 61 and a gear box 62, and the driving motor 61 and the gear box 62 are fixed on the support plate 4. The input shaft of the gear box 62 is coaxially fixed with the output shaft of the drive motor 61,

referring to fig. 3 and 5, a rotation shaft 43 is rotatably connected to the support plate 4, and the bottom end of the rotation shaft 43 is inserted into the lifter plate 2 and fixedly connected to the lifter plate 2. The output shaft of the gear box 62 is fixed coaxially with the rotation shaft 43. In addition, in order to increase the strength of the lifter plate 2 at the relief groove 23, the rotation shaft 43 passes through the relief groove 23.

Referring to fig. 1, in order to realize lifting of the support plate 4 and the lifting plate 2, a support frame 7 is erected on the outer side of the electrolytic tank 1, the support frame 7 is provided with two groups, lifting components are connected to each group of support frames 7, each lifting component comprises a lifting cylinder 8, a piston rod of each lifting cylinder 8 is vertically downwards arranged, and the support plate 4 is fixedly connected to the piston rods of the two lifting cylinders 8.

The implementation principle of the anodic oxidation device of the aluminum alloy cylinder tube is as follows: when the aluminum alloy cylinder pipe needs to be cleaned, the lifting cylinder 8 drives the supporting plate 4 to descend, and the supporting plate 4 drives the water tank 3 and the lifting plate 2 to descend, so that the lifting plate 2 is inserted into the electrolytic tank 1 until the aluminum alloy cylinder pipe is positioned between the two lifting plates 2.

The water tank 3 opens the water outlet and supplies water into the water pipe 21 through the through hole 41, and then clean water is sprayed from the spray head 22, thereby cleaning the aluminum alloy cylinder pipe. After a period of cleaning, the driving motor 61 drives the rotating shaft 43 to reciprocally rotate within a certain angle through the gear box 62, and the rotating shaft 43 drives the lifting plate 2 to rotate, so that the water pipe 21 and the through hole 41 are separated. Meanwhile, the extrusion plate 51 is driven to move by the electric push rod, under the obstruction of the one-way valve, the water pipe 21 is extruded and then discharges water from the spray head 22, so that continuous water discharge of the spray head 22 during rotation of the lifting plate 2 is realized, and the aluminum alloy cylinder pipe can be cleaned in all directions.

In the process of reciprocating the lifting plate 2, the outer surface of the spray head 22 is cleaned when the cleaning holes 42 are exposed, so that self-cleaning of the spray head 22 is realized.

After the washing is completed, the lifting plate 2 is reset to an initial state such that the water pipe 21 and the through hole 41 are communicated and the water outlet of the water tank 3 stops supplying water. The lifting cylinder 8 then drives the supporting plate 4 to lift and reset, so that the lifting plate 2 rises above the electrolytic tank 1.

Thereby, the efficiency of cleaning the aluminum alloy cylinder tube in the electrolytic tank 1 is improved.

In a second aspect, embodiments of the present application disclose an oxidation process using an aluminum alloy cylinder tube anodic oxidation apparatus.

An oxidation process using an aluminum alloy cylinder tube anodic oxidation device comprises the following steps:

s1, feeding: an aluminum alloy cylinder tube is mounted on the anode conductive device 12 of the electrolytic tank 1 after the defect of the surface is detected;

s2, oil removal: injecting an oil removing agent into the electrolytic tank 1, and removing oil from the aluminum alloy cylinder pipe at 20-28 ℃;

s3, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank 1;

s4, alkali etching: injecting an alkaline etching agent into the electrolytic tank 1, and performing alkaline etching on the aluminum alloy cylinder pipe at 20-28 ℃;

s5, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank 1;

s6, neutralization: injecting a neutralizing agent into the electrolytic tank 1, and neutralizing an aluminum alloy cylinder tube at 20-28 ℃;

s7, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank 1;

s8, light emitting: injecting a light-emitting reagent into the electrolytic tank 1, and performing a light-emitting process on an aluminum alloy cylinder tube at 20-28 ℃;

s9, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank 1;

s10, anodic oxidation: injecting electrolyte into the electrolytic tank 1, and oxidizing the aluminum alloy cylinder tube at the temperature of 19-22 ℃;

s11, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank 1;

s12, hole sealing: injecting hole sealing liquid into the electrolytic tank 1, and carrying out hole sealing process on the aluminum alloy cylinder pipe at 24-26 ℃;

s13, cleaning and drying: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank 1 until the aluminum alloy cylinder tube is dried;

s14, blanking: the aluminium alloy cylinder tube is removed from the cell 1.

The implementation principle of the oxidation process applying the aluminum alloy cylinder tube anode oxidation device in the embodiment of the application is as follows: feeding, degreasing, cleaning, alkali etching, cleaning, neutralizing, cleaning, light emitting, cleaning, anodic oxidation, cleaning, hole sealing, cleaning and drying, and discharging. Because a plurality of cleaning steps exist in the oxidation process, an aluminum alloy cylinder tube anodic oxidation device is used for cleaning in each cleaning step, so that the processing efficiency of the whole oxidation process of the aluminum alloy cylinder tube is improved.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (9)

1. An aluminum alloy cylinder tube anodic oxidation device, characterized by comprising:

the electrolytic cell (1), cathode conductive devices (11) and anode conductive devices (12) are arranged in the electrolytic cell (1), two groups of anode conductive devices (12) are symmetrically arranged, and the two groups of anode conductive devices (12) are used for installing an aluminum alloy cylinder tube;

lifting plates (2) are vertically arranged, the lifting plates (2) are lifted above the electrolytic tank (1) and can be inserted into the electrolytic tank (1), water pipes (21) are connected to the lifting plates (2), two lifting plates (2) are oppositely arranged, spray heads (22) are respectively arranged on one sides of the two lifting plates (2) in opposite directions, the spray heads (22) are connected to the water pipes (21), and when the two lifting plates (2) are inserted into the electrolytic tank (1), the anode conductive device (12) is located between the two lifting plates (2);

the water tank (3) is positioned above the two lifting plates (2), the bottom of the water tank (3) is fixedly provided with a supporting plate (4), the lifting plates (2) are rotatably connected to the bottom of the supporting plate (4), the supporting plate (4) is provided with a through hole (41) communicated with the water tank (3), and when the lifting plates (2) rotate, the top of the water pipe (21) can be communicated with the through hole (41) or misplaced;

a closing member that closes the top of the water pipe (21) when the water pipe (21) is dislocated from the through hole (41), and opens the top of the water pipe (21) when the water pipe (21) is in communication with the through hole (41);

-a squeezing assembly (5), the squeezing assembly (5) being adapted to squeeze the water pipe (21) when the water pipe (21) is displaced from the through hole (41) so that residual water in the water pipe (21) is squeezed out of the spray head (22);

the rotating assembly (6) is connected to the supporting plate (4), and the rotating assembly (6) is used for driving the supporting plate (4) to rotate; and

the support frame (7) is erected on the outer side of the electrolytic tank (1), and the support frame (7) is connected with a lifting assembly for driving the support plate (4) to lift.

2. The anodic oxidation apparatus of an aluminum alloy cylinder tube according to claim 1, wherein the closing member is a one-way valve for one-way conduction of a flow direction of water injected from the water tank (3) to the water pipe (21).

3. The aluminum alloy cylinder tube anodic oxidation apparatus according to claim 1, wherein: the water pipes (21) are horizontally arranged in a plurality, the spray heads (22) are connected with a plurality of water pipes (21), and the through holes (41) are formed in a plurality of positions and correspond to the water pipes (21) one by one.

4. An aluminum alloy cylinder tube anodic oxidation apparatus according to claim 3, wherein: a plurality of cleaning holes (42) are formed in the supporting plate (4), and the cleaning holes (42) are distributed in gaps of the through holes (41); when the water pipe (21) is communicated with the through hole (41), the lifting plate (2) is used for blocking the cleaning hole (42), and when the water pipe (21) is misplaced with the through hole (41), the cleaning hole (42) is used for draining water so as to clean the outer surface of the spray head (22).

5. The aluminum alloy cylinder tube anodic oxidation apparatus according to claim 1, wherein: one side of the lifting plate (2) is provided with a yielding groove (23), the water pipe (21) is penetrated in the yielding groove (23), the part of the water pipe (21) penetrated in the yielding groove (23) is an extrusion section (211), and the extrusion section (211) has elasticity;

the extrusion assembly (5) comprises an extrusion plate (51) and an extrusion driving piece (52), wherein the extrusion plate (51) is slidably arranged in the yielding groove (23), the extrusion driving piece (52) is fixed on the lifting plate (2), and the extrusion driving piece (52) is used for driving the extrusion plate (51) to slide so as to extrude the extrusion section (211) between the extrusion plate (51) and the inner wall of the yielding groove (23).

6. The aluminum alloy cylinder tube anodic oxidation apparatus according to claim 5, wherein: the support plate (4) is rotatably connected with a rotating shaft (43), the rotating shaft (43) is vertically arranged and fixedly connected with the lifting plate (2), and the rotating shaft (43) penetrates through the abdication groove (23).

7. The aluminum alloy cylinder tube anodic oxidation apparatus according to claim 6, wherein: the rotating assembly (6) comprises a driving motor (61) and a gear box (62), wherein an input shaft of the gear box (62) is coaxially fixed with an output shaft of the driving motor (61), and an output shaft of the gear box (62) is coaxially fixed with the rotating shaft (43).

8. The aluminum alloy cylinder tube anodic oxidation apparatus according to claim 1, wherein: the lifting assembly comprises a lifting air cylinder (8), the lifting air cylinder (8) is fixed on the supporting frame (7), and a piston rod of the lifting air cylinder (8) is vertically arranged and fixedly connected with the supporting plate (4).

9. An oxidation process using the aluminum alloy cylinder tube anodic oxidation apparatus as claimed in any one of claims 1 to 8, characterized by comprising the steps of:

s1, feeding: -mounting an aluminium alloy cylinder tube onto the anode conductive means (12) of the electrolyzer (1);

s2, oil removal: injecting an oil removing agent into the electrolytic tank (1) to remove oil from the aluminum alloy cylinder tube;

s3, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank (1);

s4, alkali etching: injecting an alkaline etching agent into the electrolytic tank (1) to perform alkaline etching on the aluminum alloy cylinder pipe;

s5, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank (1);

s6, neutralization: injecting a neutralizing agent into the electrolytic tank (1), and performing a neutralizing process on the aluminum alloy cylinder tube;

s7, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank (1);

s8, light emitting: injecting a light-emitting reagent into the electrolytic tank (1), and performing a light-emitting process on the aluminum alloy cylinder tube;

s9, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank (1);

s10, anodic oxidation: injecting electrolyte into the electrolytic tank (1) and carrying out an oxidation process on the aluminum alloy cylinder tube;

s11, cleaning: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank (1);

s12, hole sealing: injecting hole sealing liquid into the electrolytic tank (1), and carrying out hole sealing process on the aluminum alloy cylinder pipe;

s13, cleaning and drying: cleaning the aluminum alloy cylinder tube by utilizing an anodic oxidation device of the aluminum alloy cylinder tube, and simultaneously manually cleaning the electrolytic tank (1) until the aluminum alloy cylinder tube is dried;

s14, blanking: the aluminium alloy cylinder tube is taken out of the electrolytic tank (1).

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