A vacuum ion plating pre-treatment apparatus

Abstract

The utility model relates to vacuum ion coating pretreatment equipment technical field, especially vacuum ion coating pretreatment equipment, including device body, device body is provided with connecting mechanism, connecting mechanism contains setting exhaust component on device body upper section, device body lower section is provided with connecting component, device body middle section is provided with cooling assembly. Cooling assembly through the combination of cooling fan and cooling fin, can quickly send away the heat generated by equipment operation, effectively reduce the device body internal temperature, the fixed connection of slide holder and exhaust hood can move with exhaust hood, slide on the fixed slide rod, realize the flexible heat dissipation to device different area. The cooperation of collocation fixed rod, limit spring and L shape frame guarantees the stability when heat dissipation part moves, avoids the influence equipment performance and workpiece pretreatment effect because of temperature is too high, prolongs equipment life, guarantees the continuous and stable development of pretreatment work.

Description

Technical Field

[0001] This utility model relates to the technical field of vacuum ion plating pretreatment equipment, and in particular to a vacuum ion plating pretreatment equipment. Background Technology

[0002] In modern industrial production, vacuum ion plating technology is an important surface treatment process widely used in many fields such as electronics, optics, mechanical manufacturing, and decoration. This technology deposits ions onto the surface of a workpiece in a vacuum environment, endowing the workpiece with excellent wear resistance, corrosion resistance, optical properties, and an aesthetically pleasing appearance, thereby significantly improving the workpiece's performance and added value.

[0003] Pretreatment is a crucial step in vacuum ion plating, aiming to remove oil, oxides, impurities, and other contaminants from the workpiece surface. This ensures the surface has good cleanliness and activity, guaranteeing the quality and adhesion of the subsequent coating. The effectiveness of pretreatment directly impacts the uniformity, adhesion, and overall performance of the coating layer. However, existing vacuum ion plating pretreatment equipment has some shortcomings in practical applications. During operation, the equipment may generate heat; if cooling is not timely and effective, it may affect the stability and lifespan of the equipment, as well as the pretreatment effect on the workpiece, thus hindering the maintenance of the vacuum environment quality. Therefore, a vacuum ion plating pretreatment device is proposed to address these issues. Utility Model Content

[0004] To address the shortcomings of existing technologies, this utility model provides a vacuum ion plating pretreatment device, which solves some deficiencies of existing vacuum ion plating pretreatment devices in practical applications. During operation, the device may generate a certain amount of heat. If cooling is not carried out in a timely and effective manner, it may affect the stability and service life of the device, as well as the pretreatment effect of the workpiece, thus affecting the quality of the vacuum environment.

[0005] To solve the above-mentioned technical problems, this utility model provides the following technical solution: a vacuum ion plating pretreatment device, comprising a device body, the device body being provided with a connecting mechanism, the connecting mechanism including an exhaust assembly disposed on the upper section of the device body, a connecting assembly disposed on the lower section of the device body; and a cooling assembly disposed on the middle section of the device body;

[0006] The cooling assembly includes an L-shaped frame fixedly connected to the top of the inner wall of the device body. A fixed slide rod is fixedly connected to the top of the inner wall of the device body. A slide frame is slidably connected to the outer wall of the fixed slide rod. A fixed rod is slidably connected to the inner wall of the slide frame. A limit spring is sleeved on the outer wall of the fixed rod. A side plate fixing plate is fixedly connected to the bottom of the slide frame. A placement groove is fixedly installed on the inner wall of the side plate fixing plate. A heat sink is fixedly installed on the top of the placement groove. A cooling fan is fixedly installed on the top of the heat sink.

[0007] A further improvement is that the exhaust assembly includes an inverted U-shaped cover fixedly installed on the top of the device body, an actuator fixedly installed on the inner wall of the front of the inverted U-shaped cover, a telescopic rod fixedly installed on the front of the actuator, a connecting frame fixedly connected to the top of the inner wall of the device body, an exhaust pipe connected to the inner wall of the connecting frame, and an exhaust cover connected to the other end of the exhaust pipe.

[0008] A further improvement is that the connecting assembly includes a coating tank fixedly installed on the inner wall of the bottom of the device body, a fixing frame fixedly installed on the top of the inner wall of the coating tank, a slider sleeved on the inner wall of the arc-shaped sliding opening of the fixing frame, and a ventilation baffle fixedly connected to one end of the inner side of the slider.

[0009] A further improvement is that the slide is fixedly installed on the outer wall of the exhaust hood, and the bottom of the fixing rod abuts against the top of the inner side of the L-shaped frame; a fixing rod is slidably connected to the inner wall of the slide, the bottom of the fixing rod abuts against the top of the inner side of the L-shaped frame, and a limit spring is sleeved on the outer wall of the fixing rod, which can limit and buffer the fixing rod; a side plate fixing plate is fixedly connected to the bottom of the slide, and a placement groove is fixedly installed on the inner wall of the side plate fixing plate. A heat sink and a cooling fan are sequentially installed on the top of the placement groove, and the exhaust hood is located at the top of the middle section of the cooling fan.

[0010] A further improvement is that the exhaust hood is located at the top of the middle section of the cooling fan; a connecting frame is fixedly connected to the top of the inner wall of the device body, and an exhaust pipe is connected to the inner wall of the connecting frame, with the other end of the exhaust pipe connected to the exhaust hood; by controlling the extension and retraction of the telescopic rod through the driver, the position of the exhaust hood can be adjusted so that it is aligned with the area that needs to be vented, thereby collecting the waste gas generated during the pretreatment process more efficiently.

[0011] A further improvement is that the coating tank is evacuated through an exhaust hood, and the ventilation baffle is equidistantly rotatably connected to the inner wall of the fixed frame; the coating tank is fixedly installed on the inner wall of the bottom of the device body, and is filled with coating liquid, which is the main area for coating pretreatment; the fixed frame is installed on the top of the inner wall of the coating tank, and a slider is fitted on the inner wall of the arc-shaped sliding opening, with a ventilation baffle fixedly connected to one end of the slider; when it is necessary to evacuate the coating tank, the vacuuming operation in the coating tank is realized through the connection between the exhaust hood and the coating tank.

[0012] A further improvement is that the coating tank is filled with a coating solution; the ventilation baffle is equidistantly rotatably connected to the inner wall of the fixed frame, and the sliding of the slider in the arc-shaped sliding opening of the fixed frame can drive the ventilation baffle to rotate, thereby controlling the ventilation volume and airflow distribution in the coating tank; for example, during the vacuuming process, the angle of the ventilation baffle can be adjusted as needed to optimize the vacuum environment and airflow state, ensuring the smooth progress of the pretreatment process.

[0013] By employing the above technical solution, this utility model provides a vacuum ion plating pretreatment device, which has at least the following beneficial effects:

[0014] 1. This utility model's cooling component, through the combination of a cooling fan and heat sink, can quickly dissipate the heat generated during equipment operation, effectively reducing the internal temperature of the device. The slide is fixedly connected to the exhaust hood and can move with the exhaust hood, sliding on the fixed slide rod to achieve flexible heat dissipation for different areas of the device. The cooperation of the fixed rod, limit spring, and L-shaped frame ensures the stability of the heat dissipation component during movement, preventing excessive temperature from affecting equipment performance and workpiece pretreatment results, extending equipment lifespan, and ensuring the continuous and stable operation of pretreatment work.

[0015] 2. In the exhaust assembly of this utility model, the driver and the telescopic rod cooperate to flexibly adjust the position of the exhaust hood, accurately collect the waste gas generated during pretreatment, and quickly discharge impurities and waste gas from the device body, effectively maintaining the internal vacuum environment and providing good conditions for coating pretreatment. Simultaneously, the ventilation baffle in the connecting assembly rotates by sliding a slider within a fixed frame, precisely controlling the ventilation volume and airflow distribution within the coating tank, ensuring a stable and efficient vacuuming process, and improving the uniformity and quality of pretreatment. Attached Figure Description

[0016] The accompanying drawings, which are provided to further illustrate this application and form part of this application, illustrate exemplary embodiments of this application and are used to explain this application, but do not constitute an undue limitation of this application.

[0017] In the attached diagram:

[0018] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0019] Figure 2 This is a schematic diagram of the back side structure of this utility model;

[0020] Figure 3 This is a schematic diagram of the oblique side structure of this utility model;

[0021] Figure 4 This utility model Figure 3 Enlarged structural diagram at point A in the middle;

[0022] Figure 5 This is a schematic diagram of the inclined tilting structure of this utility model;

[0023] Figure 6 This utility model Figure 5 Enlarged structural diagram at point B.

[0024] In the diagram: 1. Device body; 2. Connecting mechanism; 21. Exhaust assembly; 211. C-shaped cover; 212. Driver; 213. Telescopic rod; 214. Exhaust hood; 215. Exhaust pipe; 216. Connecting frame; 22. Connecting assembly; 221. Coating tank; 222. Fixing frame; 223. Slider; 224. Ventilation baffle; 23. Cooling assembly; 231. L-shaped frame; 232. Fixing slide rod; 233. Slide; 234. Fixing rod; 235. Limiting spring; 236. Side plate fixing plate; 237. Placement slot; 238. Heat sink; 239. Cooling fan. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] Example 1

[0027] Existing vacuum ion plating pretreatment equipment has some shortcomings in practical applications. During operation, the equipment may generate heat, and if cooling is not carried out in a timely and effective manner, it may affect the stability and service life of the equipment, as well as the pretreatment effect on the workpiece, thus affecting the quality of the vacuum environment. This embodiment provides a vacuum ion plating pretreatment equipment; please refer to... Figures 1-6An embodiment provides a vacuum ion plating pretreatment device, including a device body 1. The device body 1 is provided with a connecting mechanism 2, which includes an exhaust assembly 21 disposed on the upper section of the device body 1 and a connecting assembly 22 disposed on the lower section of the device body 1. A cooling assembly 23 is disposed on the middle section of the device body 1. The cooling assembly 23 includes an L-shaped frame 231 fixedly connected to the top of the inner wall of the device body 1. A fixed slide rod 232 is fixedly connected to the top of the inner wall of the device body 1. A slide frame 233 is slidably connected to the outer wall of the fixed slide rod 232. A fixed rod 234 is slidably connected to the inner wall of the slide frame 233. A limit spring 235 is sleeved on the outer wall of the fixed rod 234. A side plate fixing plate 236 is fixedly connected to the bottom of the slide frame 233. A placement groove 237 is fixedly installed on the inner wall of the side plate fixing plate 236. A heat sink 238 is fixedly installed on the top of the placement groove 237. A cooling fan 239 is fixedly installed on the top of the heat sink 238.

[0028] In this embodiment, the cooling component 23 is located in the middle section of the device body 1 and is mainly used to cool the inside of the equipment to ensure that the equipment operates at a suitable temperature. The L-shaped frame 231 and the fixed slide rod 232 are both fixedly connected to the top of the inner wall of the device body 1. A slide 233 is slidably connected to the outer wall of the fixed slide rod 232. The slide 233 is also fixedly installed on the outer wall of the exhaust hood 214, so that the slide 233 can slide on the fixed slide rod 232 as the exhaust hood 214 moves. A fixed rod 234 is slidably connected to the inner wall of the slide 233. The bottom of the fixed rod 234 abuts against the top of the inner side of the L-shaped frame 231, and a limit spring 235 is sleeved on the outer wall of the fixed rod 234. The limit spring 235 can limit and buffer the fixed rod 234. A side plate fixing plate 236 is fixedly connected to the bottom of the slide 233. The inner wall of the side plate fixing plate 236 is... A placement slot 237 is fixedly installed, and a heat sink 238 and a cooling fan 239 are sequentially installed on the top of the placement slot 237. An exhaust hood 214 is located at the top of the middle section of the cooling fan 239. When the equipment generates heat during operation, the cooling fan 239 starts and blows the heat towards the heat sink 238, increasing the heat dissipation area and improving heat dissipation efficiency. At the same time, as the exhaust hood 214 moves, the slide 233 slides on the fixed slide rod 232, driving the cooling fan 239 and the heat sink 238 to move, which can dissipate heat to different areas in the middle section of the device body 1. The contact between the fixed rod 234 and the L-shaped frame 231, as well as the function of the limiting spring 235, ensure the stability and positioning accuracy of the slide 233 during the sliding process, enabling the cooling component 23 to work efficiently and stably, maintaining the internal temperature of the device within a reasonable range.

[0029] Furthermore, the slide 233 is fixedly installed on the outer wall of the exhaust hood 214, and the bottom of the fixing rod 234 abuts against the top of the inner side of the L-shaped frame 231; the coating tank 221 is filled with coating liquid.

[0030] Furthermore, a fixed rod 234 is slidably connected to the inner wall of the slide 233. The bottom of the fixed rod 234 abuts against the top of the inner side of the L-shaped frame 231, and a limit spring 235 is sleeved on the outer wall of the fixed rod 234. The limit spring 235 can limit and buffer the fixed rod 234. A side plate fixing plate 236 is fixedly connected to the bottom of the slide 233. A placement groove 237 is fixedly installed on the inner wall of the side plate fixing plate 236. A heat sink 238 and a cooling fan 239 are installed sequentially on the top of the placement groove 237. An exhaust hood 214 is set at the top of the middle section of the cooling fan 239. When the equipment generates heat during operation, the cooling fan 239 starts and blows the heat to the heat sink 238, which increases the heat dissipation area and improves the heat dissipation efficiency. At the same time, as the exhaust hood 214 moves, the slide 233 slides on the fixed slide rod 232, which drives the cooling fan 239 and the heat sink 238 to move.

[0031] Example 2

[0032] Based on Embodiment 1, the exhaust assembly 21 includes a U-shaped cover 211 fixedly installed on the top of the device body 1. An actuator 212 is fixedly installed on the inner wall of the front of the U-shaped cover 211. A telescopic rod 213 is fixedly installed on the front of the actuator 212. A connecting frame 216 is fixedly connected to the top of the inner wall of the device body 1. An exhaust pipe 215 is connected to the inner wall of the connecting frame 216. An exhaust cover 214 is connected to the other end of the exhaust pipe 215. The connecting assembly 22 includes a coating tank 221 fixedly installed on the inner wall of the bottom of the device body 1. A fixing frame 222 is fixedly installed on the top of the inner wall of the coating tank 221. A slider 223 is sleeved on the inner wall of the arc-shaped sliding opening of the fixing frame 222. A vent baffle 224 is fixedly connected to one end of the inner side of the slider 223.

[0033] In this embodiment, the exhaust assembly 21 is installed on the top of the device body 1, mainly used to exhaust the waste gas generated during the pretreatment process to maintain the vacuum environment inside the device; the U-shaped cover 211 is fixedly installed on the top of the device body 1 to provide mounting support for components such as the driver 212; a telescopic rod 213 is fixedly installed on the front of the driver 212, which can drive the telescopic rod 213 to extend and retract when the driver 212 is working; a connecting frame 216 is fixedly connected to the top of the inner wall of the device body 1, and an exhaust pipe 215 is connected to the inner wall of the connecting frame 216, with the other end of the exhaust pipe 215 connected to the exhaust cover 214; by controlling the extension and retraction of the telescopic rod 213 through the driver 212, the position of the exhaust cover 214 can be adjusted so that it is aligned with the area that needs to be vented, thereby collecting the waste gas generated during the pretreatment process more efficiently; the waste gas enters the exhaust pipe 215 through the exhaust cover 214, and then exits the device body 1 through the connecting frame 216, realizing the effective discharge of waste gas inside the device; the connecting assembly 22 is set in The lower section of the device body 1 is mainly used to realize the connection and control functions related to coating. The coating tank 221 is fixedly installed on the inner wall of the bottom of the device body 1. It is filled with coating liquid and is the main area for coating pretreatment. The fixed frame 222 is installed on the top of the inner wall of the coating tank 221. The inner wall of the arc-shaped sliding opening of the frame 222 is fitted with a slider 223. One end of the inner side of the slider 223 is fixedly connected to a venting baffle 224. When it is necessary to evacuate the coating tank 221, the evacuation operation is realized by communicating with the coating tank 221 through the exhaust hood 214. The venting baffle 224 is equidistantly rotatably connected to the inner wall of the fixed frame 222. By sliding the slider 223 in the arc-shaped sliding opening of the fixed frame 222, the venting baffle 224 can be rotated, thereby controlling the ventilation volume and airflow distribution in the coating tank 221. For example, during the evacuation process, the angle of the venting baffle 224 can be adjusted as needed to optimize the vacuum environment and airflow state to ensure the smooth progress of the pretreatment process.

[0034] Furthermore, the exhaust hood 214 is located at the top of the middle section of the cooling fan 239; the coating tank 221 is evacuated through the exhaust hood 214, and the ventilation baffle 224 is equidistantly rotatably connected to the inner wall of the fixed frame 222.

[0035] Furthermore, by controlling the extension and retraction of the telescopic rod 213 through the driver 212, the position of the exhaust hood 214 can be adjusted so that it is aligned with the area that needs to be vented, thereby collecting the waste gas generated during the pretreatment process more efficiently. The waste gas enters the exhaust pipe 215 through the exhaust hood 214 and then exits the device body 1 through the connecting frame 216, realizing the effective discharge of waste gas inside the device. The connecting component 22 is set in the lower section of the device body 1 and is mainly used to realize the connection and control functions related to coating. The coating tank 221 is fixedly installed on the inner wall of the bottom of the device body 1 and is filled with coating liquid. It is the main area for coating pretreatment. The fixing frame 222 is installed on the top of the inner wall of the coating tank 221. The inner wall of the arc-shaped sliding opening is fitted with a slider 223, and one end of the inner side of the slider 223 is fixedly connected to a ventilation baffle 224.

[0036] Working principle: The exhaust assembly 21 is installed on the top of the device body 1 and is mainly used to exhaust the waste gas generated during the pretreatment process to maintain the vacuum environment inside the device; the U-shaped cover 211 is fixedly installed on the top of the device body 1 to provide mounting support for components such as the driver 212; a telescopic rod 213 is fixedly installed on the front of the driver 212, which can drive the telescopic rod 213 to extend and retract when the driver 212 is working; a connecting frame 216 is fixedly connected to the top of the inner wall of the device body 1, and an exhaust pipe 215 is connected to the inner wall of the connecting frame 216, with the other end of the exhaust pipe 215 connected to the exhaust cover 214; by controlling the extension and retraction of the telescopic rod 213 through the driver 212, the position of the exhaust cover 214 can be adjusted so that it is aligned with the area that needs to be vented, thereby collecting the waste gas generated during the pretreatment process more efficiently; the waste gas enters the exhaust pipe 215 through the exhaust cover 214 and then exits the device body 1 through the connecting frame 216, realizing the effective discharge of waste gas inside the device;

[0037] The connecting component 22 is located in the lower section of the device body 1 and is mainly used to realize the connection and control functions related to coating. The coating tank 221 is fixedly installed on the inner wall of the bottom of the device body 1 and is filled with coating liquid. It is the main area for coating pretreatment. The fixing frame 222 is installed on the top of the inner wall of the coating tank 221. The inner wall of the arc-shaped sliding opening is fitted with a slider 223. One end of the inner side of the slider 223 is fixedly connected to a vent baffle 224. When it is necessary to evacuate the coating tank 221, the exhaust hood 224 is used to evacuate the tank. 14 is connected to the coating tank 221 to realize the vacuuming operation inside the coating tank 221; the ventilation baffle 224 is equidistantly rotatably connected to the inner wall of the fixed frame 222. By sliding the slider 223 in the arc-shaped sliding opening of the fixed frame 222, the ventilation baffle 224 can be driven to rotate, thereby controlling the ventilation volume and airflow distribution in the coating tank 221; for example, during the vacuuming process, the angle of the ventilation baffle 224 can be adjusted as needed to optimize the vacuum environment and airflow state, ensuring the smooth progress of the pretreatment process;

[0038] The cooling component 23 is located in the middle section of the device body 1 and is mainly used to cool the inside of the equipment to ensure that the equipment operates at a suitable temperature. The L-shaped frame 231 and the fixed slide rod 232 are both fixedly connected to the top of the inner wall of the device body 1. A slide 233 is slidably connected to the outer wall of the fixed slide rod 232. The slide 233 is also fixedly installed on the outer wall of the exhaust hood 214, so that the slide 233 can slide on the fixed slide rod 232 as the exhaust hood 214 moves. A fixed rod 234 is slidably connected to the inner wall of the slide 233. The bottom of the fixed rod 234 abuts against the top of the inner side of the L-shaped frame 231, and a limit spring 235 is sleeved on the outer wall of the fixed rod 234. The limit spring 235 can limit and buffer the fixed rod 234. A side plate fixing plate 236 is fixedly connected to the bottom of the slide 233. The inner wall of the side plate fixing plate 236 is fixedly installed. The device has a placement slot 237, on the top of which heat sinks 238 and a cooling fan 239 are installed sequentially. An exhaust hood 214 is located at the top of the middle section of the cooling fan 239. When the device generates heat during operation, the cooling fan 239 starts and blows the heat towards the heat sinks 238, increasing the heat dissipation area and improving heat dissipation efficiency. At the same time, as the exhaust hood 214 moves, the slide 233 slides on the fixed slide rod 232, driving the cooling fan 239 and the heat sinks 238 to move, which can dissipate heat to different areas in the middle section of the device body 1. The contact between the fixed rod 234 and the L-shaped frame 231, as well as the function of the limiting spring 235, ensure the stability and positioning accuracy of the slide 233 during the sliding process, enabling the cooling component 23 to work efficiently and stably, maintaining the internal temperature of the device within a reasonable range.

[0039] In summary, this vacuum ion plating pretreatment equipment, through the coordinated operation of the exhaust component 21, the connection component 22, and the cooling component 23, effectively discharges waste gas during the pretreatment process, controls the vacuum environment and airflow within the plating tank 221, and regulates the internal temperature of the equipment, thereby ensuring the efficient and stable operation of the vacuum ion plating pretreatment.

[0040] It should be noted that, in this document, the terms “comprising,” “including,” or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0041] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A vacuum ion plating pretreatment device, comprising a device body (1), characterized in that: The device body (1) is provided with a connecting mechanism (2), the connecting mechanism (2) includes an exhaust assembly (21) provided on the upper section of the device body (1), a connecting assembly (22) provided on the lower section of the device body (1), and a cooling assembly (23) provided on the middle section of the device body (1). The cooling component (23) includes an L-shaped frame (231) fixedly connected to the top of the inner wall of the device body (1). A fixed slide rod (232) is fixedly connected to the top of the inner wall of the device body (1). A slide frame (233) is slidably connected to the outer wall of the fixed slide rod (232). A fixed rod (234) is slidably connected to the inner wall of the slide frame (233). A limit spring (235) is sleeved on the outer wall of the fixed rod (234). A side plate fixing plate (236) is fixedly connected to the bottom of the slide frame (233). A placement groove (237) is fixedly installed on the inner wall of the side plate fixing plate (236). A heat sink (238) is fixedly installed on the top of the placement groove (237). A cooling fan (239) is fixedly installed on the top of the heat sink (238).

2. The vacuum ion plating pretreatment equipment according to claim 1, characterized in that: The exhaust assembly (21) includes an inverted shroud (211) fixedly installed on the top of the device body (1). An actuator (212) is fixedly installed on the inner wall of the front of the inverted shroud (211). A telescopic rod (213) is fixedly installed on the front of the actuator (212). A connecting frame (216) is fixedly connected to the top of the inner wall of the device body (1). An exhaust pipe (215) is connected to the inner wall of the connecting frame (216). An exhaust hood (214) is connected to the other end of the exhaust pipe (215).

3. The vacuum ion plating pretreatment equipment according to claim 1, characterized in that: The connecting component (22) includes a coating tank (221) fixedly installed on the inner wall of the bottom of the device body (1). A fixing frame (222) is fixedly installed on the top of the inner wall of the coating tank (221). A slider (223) is sleeved on the inner wall of the arc-shaped sliding opening of the fixing frame (222). A ventilation baffle (224) is fixedly connected to one end of the inner side of the slider (223).

4. The vacuum ion plating pretreatment equipment according to claim 1, characterized in that: The slide (233) is fixedly installed on the outer wall of the exhaust hood (214), and the bottom of the fixing rod (234) abuts against the top of the inner side of the L-shaped frame (231).

5. The vacuum ion plating pretreatment equipment according to claim 2, characterized in that: The exhaust shroud (214) is located at the top of the middle section of the cooling fan (239).

6. The vacuum ion plating pretreatment equipment according to claim 3, characterized in that: The coating tank (221) is evacuated by an exhaust hood (214), and the ventilation baffle (224) is equidistantly rotatably connected to the inner wall of the fixed frame (222).

7. The vacuum ion plating pretreatment equipment according to claim 3, characterized in that: The coating tank (221) is filled with coating liquid.

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