Micro-arc oxidation surface modification device

Abstract

The utility model provides a micro-arc oxidation surface modification device, which relates to the related technical field of micro-arc oxidation and comprises a discharge hole, the discharge hole is fixedly mounted on one side of a shell, a servo motor is arranged at one end of the shell, and a refrigerating machine is arranged below the servo motor; the valve is rotatably mounted on the outer side surface of the discharge hole; the screen device is detachably mounted in the inner container; a plurality of groups of hanger support rods are arranged, and are fixedly mounted at the upper end of the shell; and the inner container is fixedly mounted in the shell. Through cooperative work of the refrigerating machine, the conveying pipe, the exhaust hole, the shell and the inner container, the refrigerating machine conveys cold air into the shell through the conveying pipe, then heat of electrolyte in the inner container is taken out and exhausted through the exhaust hole, the situation that the overheat electrolyte interferes with the object film covering effect is avoided, and the practicability of the device is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the related technical field of micro-arc oxidation, specifically relates to a micro-arc oxidation surface modification device. BACKGROUND

[0002] Micro-arc oxidation technology originated from anodic oxidation technology, but compared with it has higher energy density and more complex reaction process. The technology generates a dense ceramic coating on the metal surface by applying high voltage to the metal surface, which causes micro-arc discharge with the electrolyte solution. With the continuous development of material science and surface engineering technology, micro-arc oxidation technology has gradually become an important surface modification method.

[0003] A micro-arc oxidation surface modification device is disclosed in a Chinese patent with publication number CN219886214U. The technical solution points are: including modification device body and adsorption plate and placing box arranged inside the modification device body, first, place the connecting pipe inside the first placing groove, so that the magnet inside the second placing groove will be adsorbed with the connecting pipe, so that the placing box is placed inside the modification device body, at this time, pour the electrolyte into the inside of the modification device body, then place the workpiece inside the placing box, then connect the adsorption plate to the anode through the connecting piece, and connect the connecting pipe to the cathode through the connecting piece, the anions in the electrolyte will approach the adsorption plate on both sides, while the cations will enter the placing box and adhere to the outer surface of the workpiece to form a ceramic coating. The setting of the magnet makes the placement of the connecting pipe and the placing box more stable, thereby avoiding the movement of the connecting pipe affecting the coating of the workpiece during the micro-arc oxidation process.

[0004] The existing micro-arc oxidation surface modification device realizes stable coating of the workpiece in the micro-arc oxidation process by using the adsorption plate and the placing box, but the temperature of the electrolyte increases during the long electrolysis process, which affects the coating effect and causes uneven coating, thereby reducing the practicability of the micro-arc oxidation surface modification device. UTILITY MODEL CONTENTS

[0005] The micro-arc oxidation surface modification device provided by the utility model solves the problems raised in the above background technology.

[0006] To solve the above technical problems, the technical scheme of the utility model is as follows:

[0007] The embodiment of the utility model provides a micro-arc oxidation surface modification device, which comprises:

[0008] The shell;

[0009] The discharge hole is fixedly installed on one side of the shell, one end of the shell is provided with a servo motor, and a refrigeration machine is arranged below the servo motor;

[0010] A valve is rotatably installed on the outer surface of the discharge hole.

[0011] A screen device is detachably installed inside the inner container.

[0012] A plurality of hanger support rods are fixedly installed on the upper end of the shell.

[0013] An inner container is fixedly installed inside the shell.

[0014] An electrode groove is formed on one side of the inner container and the shell.

[0015] An exhaust hole is fixedly installed on one end of the shell.

[0016] The inner container is provided to avoid direct corrosion of the electrolyte on the shell, thereby prolonging the service life, and to prevent the shell from being corroded by the plating solution by replacing the electrode groove, thereby improving the practicality of the equipment.

[0017] Further, the screen device includes a screen plate provided with a plurality of screen holes for preventing the workpiece from falling off, and a handle provided on the screen plate and symmetrically arranged at both ends of the screen plate.

[0018] The screen device is provided to prevent the object from falling into the bottom of the inner container and causing damage to the object.

[0019] Further, a rotating shaft is provided below the screen device, the rotating shaft is provided with a blade, and one end of the rotating shaft is fixedly connected with a servo motor.

[0020] The servo motor is connected with the rotating shaft, the rotating shaft and the blade are driven to rotate by the motor, and the electrolyte is stirred to make the coating more uniform.

[0021] Further, a refrigeration machine is fixedly connected with a conveying pipe, the conveying pipe is arranged between the shell and the inner container, and the other end of the conveying pipe is fixedly connected with the exhaust hole.

[0022] The refrigeration machine is connected with the conveying pipe, the refrigeration machine sends cold air to the inside of the shell through the conveying pipe to take away the heat energy of the electrolyte, and the exhaust hole is used to discharge the electrolyte to achieve the effect of cooling the electrolyte.

[0023] Further, a groove is arranged on the inner surface of the shell and matches the conveying pipe to place the conveying pipe.

[0024] The groove is arranged on the shell to match the conveying pipe, so that the conveying pipe and the inner surface of the shell are on the same plane to facilitate the placement of the inner container.

[0025] Further, the bracket support rod is provided below with a plug-in rod.

[0026] Through the above technical scheme, the bracket support rod is avoided from shaking through the setting of the plug-in rod, and a stable effect is achieved.

[0027] Further, the shell upper edge is provided with a clamping groove, and the clamping groove is matched with the plug-in rod.

[0028] Through the above technical scheme, the bracket support rod is avoided from shaking through the setting of the plug-in rod, and a stable effect is achieved.

[0029] The above scheme of the utility model has at least the following beneficial effects:

[0030] The utility model discloses, through the synergistic working between refrigerating machine, conveying pipe, exhaust hole, shell and inner container, refrigerating machine sends cold air to the inside of shell with the help of conveying pipe, and then takes out the heat of electrolyte in inner container and discharges through exhaust hole, avoids the interference of electrolyte overheating on the film coating effect of object, and further improves the practicality of device.

[0031] The utility model discloses, with the synergistic cooperation between servo motor, vane and rotating shaft, can carry out stirring operation to electrolyte. The stirring action makes electrolyte in the state of boiling, and this state helps to obtain better film coating effect to object, prevents the situation of uneven film coating, and further improves the application effect of micro-arc oxidation surface modification device. DRAWINGS

[0032] Figure 1 It is the whole structure schematic diagram of the utility model;

[0033] Figure 2 It is the whole structure schematic diagram of the utility model;

[0034] Figure 3 It is the internal structure schematic diagram of the utility model;

[0035] Figure 4 It is the internal structure schematic diagram of the utility model;

[0036] Figure 5 It is the screening device structure schematic diagram of the utility model;

[0037] Figure 6 It is the bracket support rod structure schematic diagram of the utility model.

[0038] Mark explanation:

[0039] 1, shell; 2, discharge hole; 3, valve; 4, screen device; 41, sieve plate; 42, sieve hole; 43, handle; 5, hanger support rod; 51, plug-in rod; 6, electrode groove; 7, inner container; 8, exhaust hole; 9, rotating shaft; 10, blade; 11, servo motor; 12, refrigerator; 13, conveying pipe; 14, clamping groove. DETAILED DESCRIPTION

[0040] Exemplary embodiments of the present application will be described herein below with reference to the accompanying drawings. While exemplary embodiments of the present application are shown in the drawings, it is understood that the present application can be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the present application to those skilled in the art.

[0041] As shown in Figures 1 to 6 The embodiment of the present application provides a micro-arc oxidation surface modification device, which comprises a shell 1, a discharge hole 2 fixedly installed on one side of the shell 1, a servo motor 11 arranged at one end of the shell 1, a refrigerator 12 arranged below the servo motor 11, a valve 3 rotatably installed on the outer surface of the discharge hole 2, a screen device 4 clamped and installed inside the inner container 7, a hanger support rod 5 arranged in multiple groups and fixedly installed at the upper end of the shell 1, an inner container 7 clamped and installed inside the shell 1, an electrode groove 6 arranged on one side of the inner container 7 and the shell 1, and an exhaust hole 8 fixedly installed at one end of the shell 1.

[0042] In the embodiment, the shell 1 and the inner container 7 are connected by clamping connection, which prevents the electrolyte from directly corroding the shell 1 and affecting the service life, and achieves the effect of preventing the shell 1 from being corroded by the electroplating liquid by replacing the electrode groove 6, thereby improving the practicability of the device.

[0043] As shown in Figure 5 The screen device 4 comprises a sieve plate 41, a plurality of sieve holes 42 are arranged on the sieve plate 41 to prevent the workpiece from falling, and a handle 43 is arranged on the sieve plate 41, and the handle 43 is arranged symmetrically at both ends of the sieve plate 41.

[0044] In the embodiment, the sieve holes 42 arranged on the sieve plate 41 prevent the workpiece from falling into the bottom during the coating process, and the workpiece that has fallen can be picked up by taking out the screen device 4 through the handle 43.

[0045] As shown in Figures 1 to 3 The screen device 4 is provided below with a rotating shaft 9, the rotating shaft 9 is provided with a blade 10, and one end of the rotating shaft 9 is fixedly connected with the servo motor 11

[0046] In this embodiment, the servo motor 11 is connected to the rotating shaft 9 by a fixed connection. When the servo motor 11 is started, it drives the rotating shaft 9 to rotate. At the same time, the rotating shaft 9 drives the servo motor 11 to rotate and stir the electrolyte, so that the coating of the workpiece is more uniform.

[0047] In this embodiment of the invention (working principle), during use, the electrode is inserted into the electrode slot 6, and the workpiece is hung on the hanger support rod 5, allowing the workpiece to be immersed in the electrolyte. Next, the servo motor 11 drives the blades 10 to rotate via the rotating shaft 9, stirring the electrolyte to ensure a more uniform coating on the workpiece. Subsequently, the chiller 12 is started, delivering cold air to the inside of the housing 1 via the delivery pipe 13, and then discharging it from the exhaust port 8, thereby cooling the electrolyte and preventing overheating that could affect the coating effect. If a workpiece falls, it can be removed by lifting the screen device 4; to discharge the electrolyte, the valve 3 is rotated to allow the electrolyte to drain from the discharge port 2.

[0048] like Figures 1 to 5 As shown, one end of the refrigeration unit 12 is fixedly connected to the delivery pipe 13, which is located between the shell 1 and the inner liner 7. The other end of the delivery pipe 13 is fixedly connected to the exhaust port 8. The inner surface of the shell 1 is provided with a groove that matches the delivery pipe 13 and is used to place the delivery pipe 13.

[0049] In this embodiment, the delivery pipe 13 is connected to the refrigerator 12 by a fixed connection, so that the delivery pipe 13 delivers cold air to the inside of the housing 1 to cool the electrolyte and prevent the electrolyte from overheating and affecting the coating effect.

[0050] like Figures 1 to 6 As shown, a connector rod 51 is provided below the bracket support rod 5, and a slot 14 is provided on the upper edge of the housing 1, which matches the connector rod 51.

[0051] In this embodiment, the slot 14 matches the plug rod 51, which facilitates the installation and removal of the hanger support rod 5 and improves the practicality of the device.

[0052] In this embodiment of the invention, the electrolyte can be stirred by means of the coordinated operation between the servo motor 11, the blade 10, and the rotating shaft 9. The stirring action causes the electrolyte to be in a turbulent state, which helps to achieve a better coating effect on the object, prevents uneven coating, and further improves the application effect of the micro-arc oxidation surface modification device.

[0053] The above description is the preferred embodiment of this utility model. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the principle of this utility model, and these improvements and modifications should also be considered within the protection scope of this utility model.

Claims

1. A micro-arc oxidation surface modification apparatus, characterized in that, Include: The shell (1); The discharge hole (2) is fixedly installed on one side of the shell (1), one end of the shell (1) is provided with a servo motor (11), and the servo motor (11) is provided below a refrigerating machine (12); The valve (3) is rotatably installed on the outer surface of the discharge hole (2); The screen device (4) is detachably installed inside the inner container (7); The hanger support rod (5) is provided with multiple groups, and is fixedly installed at the upper end of the shell (1); The inner container (7) is fixedly installed inside the shell (1); The electrode slot (6) is provided on one side of the inner container (7) and the shell (1); The exhaust hole (8) is fixedly installed at one end of the shell (1).

2. The micro-arc oxidation surface modification device of claim 1, wherein, The screen device (4) includes a sieve plate (41), a plurality of sieve holes (42) are provided on the sieve plate (41), which is used for preventing the falling of the workpiece, a handle (43) is provided on the sieve plate (41), the handle (43) is provided with two and symmetrically arranged at both ends of the sieve plate (41).

3. The micro-arc oxidation surface modification device of claim 2, wherein, The screen device (4) is provided below the rotating shaft (9), the rotating shaft (9) is provided with a blade (10), and one end of the rotating shaft (9) is fixedly connected with the servo motor (11).

4. The micro-arc oxidation surface modification device of claim 1, wherein, One end of the refrigerating machine (12) is fixedly connected with the conveying pipe (13), the conveying pipe (13) is arranged between the shell (1) and the inner container (7), and the other end of the conveying pipe (13) is fixedly connected with the exhaust hole (8).

5. The micro-arc oxidation surface modification device of claim 1, wherein, The inner surface of the shell (1) is provided with a groove, which is matched with the conveying pipe (13), and is used for placing the conveying pipe (13).

6. The micro-arc oxidation surface modification device of claim 1, wherein, The hanger support rod (5) is provided below the plug-in rod (51).

7. The micro-arc oxidation surface modification device of claim 1, wherein, The upper edge of the shell (1) is provided with a clamping groove (14), and the clamping groove (14) is matched with the plug-in rod (51).

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