Oxidation tank for aluminum strip anodic oxidation line

Abstract

The utility model discloses an oxidation tank for an aluminum strip anodic oxidation line. The oxidation tank comprises an oxidation bin, a feed port, a discharge port, a pressing and pushing structure and a concentration adjusting structure, the pressing and pushing structure is optimally arranged on the upper middle side in the oxidation bin, the height position of the roller is changed under the action of the electric push rod, and acting force is applied to an aluminum strip above the aluminum strip through contact between the roller and the aluminum strip, so that the roller drives the aluminum strip to be fully immersed in a solution for oxidation treatment, sufficient reaction is ensured, and the oxidation efficiency is improved. In addition, concentration adjusting structures are optimally arranged on the left side and the right side in the oxidation bin, the concentration of the solution can be monitored at multiple positions, water or acid liquor is discharged in time when it is monitored that deviation exists between the concentration of a certain part and the needed concentration, the uniformity of the concentration of the solution is guaranteed, and the oxidation effect of the aluminum strip is improved. Therefore, the concentration of the solution can quickly meet the required reaction requirement, and the oxidation effect of the aluminum strip is improved to a certain extent.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum strip processing, in particular to an oxidation tank for an aluminum strip anodizing line. Background Art

[0002] Anodizing of aluminum is an electrolytic oxidation process in which the surface of aluminum and aluminum alloys is usually converted into a layer of oxide film. The metal oxide film changes the surface state and properties, such as surface coloring, improving corrosion resistance, enhancing wear resistance and hardness, and protecting the metal surface.

[0003] At present, China's patent application number: CN201520681064.2 discloses an oxidation tank for an anodizing line for aluminum strips specially used for motor vehicle license plates, including an isolation room and a frame arranged in the isolation room. A plurality of exhaust channels are evenly arranged on the upper side of the isolation room on the same straight line. The exhaust channels are all connected to the main exhaust channel. A tension machine, an oxidation tank and a conductive tank are arranged on the frame. The oxidation tank is divided into oxidation tank one, oxidation tank two, oxidation tank three and oxidation tank four. The conductive tank is divided into conductive tank one, conductive tank two and conductive tank three. The arrangement of the tension machine, oxidation tank and conductive tank on the frame from left to right are tension machine, oxidation tank one, conductive tank one, tension machine, tension machine, oxidation tank two, conductive tank two, tension machine, tension machine, oxidation tank three, conductive tank three, tension machine, tension machine, oxidation tank four, tension machine.

[0004] However, during use, the oxidation tank for the existing aluminum strip anodizing line is not convenient for fully immersing the aluminum strip in an acidic solution with medium dissolving power. In addition, the acidic solution is consumed during the oxidation reaction to change the solution concentration, making it inconvenient to monitor and adjust the solution concentration at different positions to achieve the desired solution concentration, thereby affecting the oxidation effect on the aluminum strip. Utility Model Content

[0005] The purpose of the utility model is to provide an oxidation tank for an aluminum strip anodizing line to solve the problems raised in the above background technology.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an oxidation tank for an aluminum strip anodizing line, comprising an oxidation bin, a feed port, a discharge port, a push-pushing structure and a concentration adjustment structure, wherein the feed port and the discharge port are respectively provided on the top of the left and right sides of the oxidation bin, a push-pushing structure is installed on the middle and upper side of the interior of the oxidation bin, and the left and right sides of the interior of the oxidation bin are connected to the concentration adjustment structure, and the two concentration adjustment structures are symmetrically arranged on the left and right sides, and the push-pushing structure comprises a cover frame fastened to the middle and upper side of the interior of the oxidation bin, an electric push rod fastened to the middle side of the interior of the cover frame, a push rod connected to the output shaft at the bottom of the electric push rod, a bracket fastened to the bottom end of the push rod and a roller arranged on the bottom side of the bracket, and the rear side of the bracket is slidably connected to the oxidation bin.

[0007] Preferably, a drain outlet for discharging waste liquid is provided on the bottom side of the rear portion of the oxidation bin.

[0008] Preferably, rectangular grooves are provided on both the left and right sides of the inner rear wall of the oxidation chamber, and the left and right sides of the rear portion of the bracket are respectively inserted and slid into the inner sides of the two rectangular grooves.

[0009] Preferably, there are no less than five rollers, which are evenly distributed on the bottom side of the bracket.

[0010] Preferably, the concentration adjustment structure includes a support seat fastened to the oxidation bin on the rear side, a drive motor fastened to the middle side of the top of the support seat, a screw connected to the bottom output end of the drive motor, an internal thread block threadedly connected to the outer surface of the screw, a carrier plate connected to the front side of the internal thread block, a mounting bracket fastened to the middle and lower side of the front of the carrier plate, a first nozzle and a second nozzle respectively penetrating the left and right sides of the interior of the mounting bracket, a vertical piece fastened to the left side of the front of the support seat, and a pH sensor arranged on the front side of the vertical piece, the screw penetrates and rotates on the inner side of the top of the support seat, and the right side of the carrier plate is slidably connected to the support seat.

[0011] Preferably, the outer side of the driving motor is wrapped with a protective shield, and a pad is provided on the lower middle side of the support seat, and the middle side of the top of the pad is rotatably connected to the screw.

[0012] Preferably, protrusions are provided on both the left and right sides of the front portion of the internal thread block, and the front sides of the two protrusions are fixed to the carrier plate.

[0013] Preferably, there are no less than three pH sensors, which are arranged equidistantly on the front side of the vertical piece.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] The utility model optimizes the arrangement of a push structure on the upper middle side of the oxidation bin, changes the height position of the roller under the action of an electric push rod, applies a force to the aluminum strip above the aluminum strip through the contact between the roller and the aluminum strip, and enables the roller to drive the aluminum strip to be fully immersed in the solution for oxidation treatment, thereby ensuring sufficient reaction and improving the oxidation effect of the aluminum strip. In addition, concentration adjustment structures are optimized on the left and right sides of the oxidation bin, and the concentration of the solution can be monitored at multiple positions. When a deviation is detected between the concentration of a certain part and the required concentration, water or acid is promptly discharged to ensure the uniformity of the solution concentration, thereby quickly making the concentration of the solution reach the required reaction requirement, and improving the oxidation effect of the aluminum strip to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural diagram of the utility model;

[0017] Figure 2This is a schematic diagram of the structure inside the oxidation bin of the utility model;

[0018] Figure 3 This is a structural diagram of the push-pushing structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the concentration adjustment structure of the utility model;

[0020] Figure 5 This is a structural diagram of the connection between the screw and the internal thread block of the utility model.

[0021] In the figure: oxidation bin 1, feed port 2, discharge port 3, push structure 4, concentration adjustment structure 5, rectangular groove 11, cover frame 41, electric push rod 42, push rod 43, bracket 44, roller 45, support seat 51, drive motor 52, screw 53, internal thread block 54, carrier plate 55, mounting frame 56, first nozzle 57, second nozzle 58, vertical sheet 59, pH sensor 510, pad 511, and bump 541. DETAILED DESCRIPTION

[0022] In order to further explain the technical solution of the present invention, specific embodiments are described in detail below.

[0023] See also Figure 1 and Figure 2 The utility model provides an oxidation tank for an anodizing line for an aluminum strip, comprising an oxidation bin 1, a feed port 2, a discharge port 3, a pressure-pushing structure 4 and a concentration-adjusting structure 5. The feed port 2 and the discharge port 3 are respectively provided on the top of the left and right sides of the oxidation bin 1. A pressure-pushing structure 4 is installed on the upper middle side of the interior of the oxidation bin 1 to press the aluminum strip into the middle of the solution in the oxidation bin 1 through the pressure-pushing structure 4 to ensure sufficient reaction and improve the oxidation effect of the aluminum strip. The left and right sides of the interior of the oxidation bin 1 are both connected with the concentration-adjusting structure 5, and the two concentration-adjusting structures 5 are symmetrically arranged to monitor the concentration of the solution at multiple positions. When the concentration of a certain part deviates from the required concentration, water or acid is discharged in time to ensure the uniformity of the solution concentration. A sewage discharge chute for discharging waste liquid is provided on the bottom side of the rear portion of the oxidation bin 1, so that the waste liquid can be discharged for treatment after oxidation treatment.

[0024] See also Figure 2 and Figure 3The utility model provides an oxidation tank for anodizing line of aluminum strip, wherein the push structure 4 comprises a cover frame 41 fastened to the middle upper side of the oxidation chamber 1, an electric push rod 42 fastened to the middle side of the cover frame 41, a push rod 43 connected to the output shaft at the bottom of the electric push rod 42, a bracket 44 fastened to the bottom end of the push rod 43 and a roller 45 arranged at the bottom side of the bracket 44. The roller 45 contacts the aluminum strip to apply force to the aluminum strip above the aluminum strip, while ensuring the stable transportation of the aluminum strip. The rear side of the bracket 44 is in contact with the aluminum strip. The oxidation bin 1 is slidably connected, and there are no less than five rollers 45 to ensure the stability of the aluminum strip, and they are equidistantly distributed on the bottom side of the bracket 44. Rectangular grooves 11 are provided on the left and right sides of the rear wall of the oxidation bin 1, and the left and right sides of the rear of the bracket 44 are respectively inserted into and slide on the inner sides of the two rectangular grooves 11. Under the action of the electric push rod 42, the bracket 44 is longitudinally shifted inside the rectangular groove 11, so that the roller 45 drives the height position of the aluminum strip to change, so that the aluminum strip can be fully immersed in the solution for oxidation treatment.

[0025] See also Figure 2 、 Figure 4 and Figure 5 The present invention provides an oxidation tank for anodizing line of aluminum strip, wherein the concentration adjustment structure 5 comprises a support seat 51 fastened to the oxidation bin 1 at the rear side, a driving motor 52 fastened to the middle side of the top of the support seat 51, a screw 53 connected to the output end of the bottom of the driving motor 52, an internal thread block 54 threadedly connected to the outer surface of the screw 53, and a carrier plate 55 connected to the front side of the internal thread block 54. Under the action of the driving motor 52, the screw 53 drives the carrier plate 55 to change its position by cooperating with the internal thread block 54, a mounting bracket 56 fastened to the middle and lower side of the front part of the carrier plate 55, and a first The nozzle 57 and the second nozzle 58 drive the first nozzle 57 and the second nozzle 58 to change their positions after moving at the height position of the carrier plate 55, so that the two nozzles are located at the position of the solution that is different from the required concentration, and then water or acid is discharged to make the concentration reach the required requirement to ensure the uniformity of the solution concentration. The vertical piece 59 fastened to the left side of the front of the support seat 51 and the pH sensor 510 arranged on the front side of the vertical piece 59 are used to monitor the concentration of the solution. The screw 53 rotates through the inner side of the top of the support seat 51 to ensure the stability of the rotation of the screw 53. The right side of the carrier plate 55 is slidably connected to the support seat 51 to play a supporting and positioning role.

[0026] Among them, the outside of the driving motor 52 is wrapped with a protective shield, and a pad 511 is provided on the middle and lower side of the support seat 51. The middle side of the top of the pad 511 is rotatably connected to the screw 53 to ensure the stability of the rotation of the screw 53. Bumps 541 are provided on the left and right sides of the front of the internal thread block 54, and the front sides of the two bumps 541 are fixed to the carrier 55, so that the internal thread block 54 can drive the position adjustment of the carrier 55. There are no less than three pH sensors 510, and they are equidistantly arranged on the front side of the vertical piece 59 to monitor the concentration of the solution at multiple positions to ensure that the solution concentration at each part meets the required requirements, thereby ensuring the oxidation effect of the aluminum strip.

[0027] The utility model is an oxidation tank for an aluminum strip anodizing line, and its working principle is as follows:

[0028] First, place the oxidation bin 1 at the location where the aluminum strip needs to be oxidized, then add an acidic solution into the oxidation bin, take the aluminum strip that needs to be oxidized, and allow the aluminum strip to enter the oxidation bin 1 from the feed port 2, then pass the aluminum strip through the bottom side of the roller 45 and out from the inside of the discharge port 3 to use this design;

[0029] Second, the electric push rod 42 is controlled and started. Under the action of the electric push rod 42, the bracket 44 is longitudinally displaced inside the rectangular groove 11. The roller 45 contacts the aluminum strip to apply a force on the aluminum strip above the aluminum strip, so that the roller 45 drives the height position of the aluminum strip to change, so that the aluminum strip is fully immersed in the solution for oxidation treatment;

[0030] Third, during the oxidation process, the concentration of different positions in the solution is monitored by six pH sensors 510. When the pH sensor 510 detects that the concentration of a certain position in the solution is different from the required solution concentration, the drive motor 52 is controlled to start. Under the action of the drive motor 52, the screw 53 drives the position of the carrier plate 55 to change through the cooperation with the internal thread block 54. After the height position of the carrier plate 55 moves, the first nozzle 57 and the second nozzle 58 are driven to change their positions so that the two nozzles are located at the solution position that is different from the required concentration. Then water or acid is discharged to make the concentration reach the required requirement, thereby ensuring the uniformity of the solution concentration.

[0031] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An oxidation tank for an aluminum strip anodizing line, comprising an oxidation chamber (1), wherein a feed port (2) and a discharge port (3) are respectively provided on the top of the left and right sides of the oxidation chamber (1), and characterized in that: The invention also includes a push-pushing structure (4) installed on the upper middle side of the oxidation bin (1) and two concentration adjustment structures (5) connected to the left and right sides of the oxidation bin (1). The two concentration adjustment structures (5) are arranged symmetrically on the left and right sides. The push-pushing structure (4) includes a cover frame (41) fastened to the upper middle side of the oxidation bin (1), an electric push rod (42) fastened to the middle side of the cover frame (41), a push rod (43) connected to the output shaft at the bottom of the electric push rod (42), a bracket (44) fastened to the bottom end of the push rod (43), and a roller (45) arranged on the bottom side of the bracket (44). The rear side of the bracket (44) is slidably connected to the oxidation bin (1).

2. The oxidation tank for anodizing line for aluminum strip according to claim 1, characterized in that: The bottom side of the rear portion of the oxidation bin (1) is provided with a drain opening for discharging waste liquid.

3. The oxidation tank for anodizing line for aluminum strip according to claim 1, characterized in that: Rectangular grooves (11) are provided on both the left and right sides of the inner rear wall of the oxidation bin (1), and the left and right sides of the rear portion of the bracket (44) are respectively inserted and slid into the inner sides of the two rectangular grooves (11).

4. The oxidation tank for anodizing line for aluminum strip according to claim 1, characterized in that: No less than five rollers (45) are provided and are evenly distributed on the bottom side of the bracket (44).

5. The oxidation tank for anodizing line for aluminum strip according to claim 1, characterized in that: The concentration adjustment structure (5) comprises a support base (51) fastened to the oxidation bin (1) at the rear side, a driving motor (52) fastened to the middle side of the top of the support base (51), a screw (53) connected to the output end of the bottom of the driving motor (52), an internal thread block (54) threadedly connected to the outer surface of the screw (53), a carrier plate (55) connected to the front side of the internal thread block (54), a mounting frame (56) fastened to the middle and lower side of the front of the carrier plate (55), a first nozzle (57) and a second nozzle (58) respectively penetrating the left and right sides of the interior of the mounting frame (56), a vertical plate (59) fastened to the left side of the front of the support base (51), and a pH sensor (510) arranged on the front side of the vertical plate (59), wherein the screw (53) penetrates and rotates on the inner side of the top of the support base (51), and the right side of the carrier plate (55) is slidably connected to the support base (51).

6. The oxidation tank for anodizing line for aluminum strip according to claim 5, characterized in that: The driving motor (52) is wrapped with a protective shield on the outside, and a pad (511) is provided on the middle and lower side of the support seat (51). The top middle side of the pad (511) is rotatably connected to the screw (53).

7. The oxidation tank for anodizing line for aluminum strip according to claim 5, characterized in that: The left and right sides of the front of the internal thread block (54) are both provided with protrusions (541), and the front sides of the two protrusions (541) are fixed to the carrier plate (55).

8. The oxidation tank for an aluminum strip anodizing line according to claim 5, characterized in that: No less than three pH sensors (510) are provided and are arranged equidistantly on the front side of the vertical sheet (59).

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