Pre-cleaning tank for electrophoretic coating

Abstract

The utility model discloses a pre-cleaning tank for electrophoretic coating. The pre-cleaning tank comprises an ultrasonic cleaning pool; the flushing pool is arranged at the end of the ultrasonic cleaning pool, and waterproof baffles are fixedly connected to the two sides of the top of the flushing pool; the cleaning spray head is arranged on the inner sides of the washing tank and the waterproof baffle plate; the ultrasonic cleaning and flushing device has the advantages that through the combination of the ultrasonic cleaning pool and the flushing pool, workpieces can be thoroughly cleaned and flushed, dirt, grease and other impurities on the surfaces of the workpieces can be effectively removed, the cleanliness of the surfaces of the workpieces is guaranteed, and the cleaning effect of the workpieces is improved. The electrophoretic coating adhesive force and the coating quality are facilitated, the coating consistency and durability are improved, washing water is circularly filtered and cleaned through the circulating filtering assembly, water resources can be saved, wastewater discharge can be reduced, the automatic cleaning and washing process is achieved, and the production efficiency and the process stability are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electrophoretic coating cleaning tanks, in particular to a pre-cleaning tank for electrophoretic coating. Background Art

[0002] Electrophoretic coating is a coating method that utilizes an external electric field to direct the migration of particles such as pigments and resins suspended in the electrophoretic liquid and deposit them on the surface of a substrate at one of the electrodes. It is the most practical construction process for water-based coatings. It has the characteristics of being water-soluble, non-toxic, and easy to automate, and has been rapidly and widely used in the automotive, building materials, hardware, and home appliance industries. Before electrophoretic coating, a cleaning tank is required to clean the workpiece, but the existing cleaning tanks are mostly simple flushing, which cannot be thoroughly cleaned and flushed, and cannot effectively remove dirt, grease, and other impurities on the surface. Utility Model Content

[0003] The utility model aims to provide a pre-cleaning tank for electrophoretic coating to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above object, the utility model provides the following technical solution: a pre-cleaning tank for electrophoretic coating, comprising:

[0005] Ultrasonic cleaning tank;

[0006] A flushing tank, which is placed at the end of the ultrasonic cleaning tank, and both sides of the top of the flushing tank are fixedly connected with waterproof baffles;

[0007] A cleaning nozzle is placed on the inner side of the flushing pool and the waterproof baffle; a circulating filtration system is placed on one side of the flushing pool, and the circulating filtration system includes a recovery bucket and a pump assembly installed on one side of the flushing pool, a filter cartridge is provided inside the recovery bucket, a water delivery shaft is rotatably connected inside the filter cartridge, a water outlet is provided in the middle of the water delivery shaft for injecting water inside the flushing pool into the filter cartridge, and a spiral blade is fixedly connected to the outside of the water delivery shaft for filtering the inside of the filter cartridge.

[0008] Preferably, it also includes a conveying component, which includes a support frame fixedly connected to the outside of the ultrasonic cleaning tank and the flushing tank, a feed track is fixedly connected to the middle of the support frame, and a conveying hook is rotatably installed in the middle of the feed track.

[0009] Preferably, the waterproof baffle is arranged at an angle, and the feed track is located between the tops of the two waterproof baffles.

[0010] Preferably, the circulating filtration system also includes a support plate fixedly connected to one side of the flushing pool, the recovery barrel is fixedly connected to the top of the support plate, a slag outlet is provided on one side of the top of the filter cartridge, and a collection box is detachably installed on the top of the support plate and at a position corresponding to the slag outlet.

[0011] Preferably, the pump assembly includes water pump No. 1 and water pump No. 2, both of which are fixedly connected to the bottom of the support plate, the output end of water pump No. 1 is connected to the water supply shaft through a rotating joint, and the input end of the water supply shaft is connected to the inside of the flushing pool.

[0012] Preferably, the input end of the No. 2 water pump is connected to the interior of the filter cartridge via a pipeline, and the output end of the No. 2 water pump is connected to the cleaning nozzle via a pipeline.

[0013] Preferably, a plurality of water filtering holes are equidistantly provided on the outer side of the spiral blade.

[0014] Preferably, a driving motor is fixedly connected to the top of the filter cartridge, and an output end of the driving motor is fixedly connected to the water delivery shaft.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows: through the combination of the ultrasonic cleaning tank and the flushing tank, the workpiece can be thoroughly cleaned and rinsed, effectively removing dirt, grease and other impurities on the surface, ensuring the cleanliness of the workpiece surface, contributing to the adhesion and coating quality of electrophoretic coating, and improving the consistency and durability of the coating. By circulating and filtering and cleaning the flushing water through the circulating filtration component, water resources can be saved and wastewater discharge can be reduced, an automated cleaning and flushing process can be realized, and production efficiency and process stability can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 This is a schematic diagram of the structure of the feed track of the utility model;

[0018] Figure 3 It is a schematic diagram of the internal structure of the filter cartridge of the utility model.

[0019] In the figure: 1. Ultrasonic cleaning tank; 2. Flushing tank; 3. Support frame; 4. Feed track; 5. Conveying hook; 6. Waterproof baffle; 7. Cleaning nozzle; 8. No. 1 water pump; 9. Support plate; 10. Recovery barrel; 11. Filter cartridge; 12. Spiral blade; 13. Water filter hole; 14. Water outlet; 15. Drive motor; 16. No. 2 water pump; 17. Collection box; 18. Water delivery shaft. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1 , 2 As shown in Figure 3, the utility model provides a technical solution: a pre-cleaning tank for electrophoretic coating, comprising: an ultrasonic cleaning tank 1, the ultrasonic cleaning tank 1 comprises an ultrasonic generator, an ultrasonic transducer, a heating system and a filtering system, wherein the ultrasonic generator generates ultrasonic vibrations, which are transmitted to the surface of the object to be cleaned through the cleaning liquid to remove dirt, grease and other surface attachments, the ultrasonic generator is installed on the side or bottom of the cleaning tank, the ultrasonic transducer is a device that converts electrical energy into ultrasonic energy, and is installed on the bottom or side of the cleaning tank, they generate ultrasonic beams through vibration, so that the cleaning liquid generates high-frequency vibrations, thereby generating tiny bubbles and producing a "cavitation" effect, thereby accelerating the cleaning process; the heating system is used to heat the cleaning liquid to improve the cleaning efficiency and effect. The heating system includes a heating element (such as a heating rod or a heater) and a temperature controller to maintain a constant temperature of the cleaning liquid. The filtering system is used to filter pollutants and solid particles in the cleaning liquid to maintain the cleanliness and stable performance of the cleaning liquid. The filtering system includes components such as a filter, a filter screen and a pump; the flushing tank 2 is fixedly installed at the end of the ultrasonic cleaning tank 1, and waterproof baffles 6 are fixedly connected to both sides of the top of the flushing tank 2; the cleaning nozzle 7 is placed on the inner side of the flushing tank 2 and the waterproof baffle 6; the circulating filtering system, the circulating filtering system is placed on one side of the flushing tank 2, the circulating filtering system includes a recovery barrel 10 and a pump assembly installed on one side of the flushing tank 2, the interior of the recovery barrel 10 is fixedly installed on the filter cartridge 11, and the filter cartridge 11 is rotatably connected to a water supply shaft 18, and a water outlet 14 is provided in the middle of the water supply shaft 18 for injecting water inside the flushing tank 2 into the filter cartridge 11, and a spiral blade 12 is fixedly connected to the outer side of the water supply shaft 18 for filtering the inside of the filter cartridge 11.

[0022] It should be noted that, under the action of the conveying component of the utility model, the workpiece is conveyed to the ultrasonic cleaning tank 1 for cleaning, and the cleaned workpiece is conveyed to the rinsing tank 2. Under the action of the No. 2 water pump 16 and the cleaning nozzle 7, the clean water cleans the workpiece again, and the clean water is circulated and filtered by the circulating filtration system. Through the combination of the ultrasonic cleaning tank and the rinsing tank, the workpiece can be thoroughly cleaned and rinsed to effectively remove dirt, grease and other impurities on the surface, ensuring the cleanliness of the workpiece surface, which is helpful for the adhesion and coating quality of electrophoretic coating, and improving the consistency and durability of coating. By circulating and filtering and cleaning the rinsing water through the circulating filtration component, water resources can be saved and wastewater discharge can be reduced, the automated cleaning and rinsing process can be realized, and the production efficiency and process stability can be improved.

[0023] See also Figure 1 , 2 As shown, it also includes a conveying component, which includes a support frame 3 fixedly connected to the outside of the ultrasonic cleaning tank 1 and the flushing tank 2, a feed track 4 is fixedly connected to the middle of the support frame 3, and a conveying hook 5 is rotatably installed in the middle of the feed track 4.

[0024] It should be noted that the support frame of the utility model is fixed on the outside of the ultrasonic cleaning tank and the rinsing tank to provide stable support and connection for the conveying assembly; the feed track is fixedly connected to the support frame; the feed track adopts an arc structure to ensure that the conveying hook can smoothly move along the track into the ultrasonic cleaning tank 1 and the rinsing tank 2; the conveying hook is rollingly installed in the middle of the feed track to fix the workpiece and move along the feed track, and the chain and sprocket constitute the driving system of the conveying hook, which drives the conveying hook to move along the feed track through the sliding of the chain; the workpiece is placed on the conveying hook, and the conveying hook moves along the conveying track to transfer the workpiece from the ultrasonic cleaning tank 1 to the rinsing tank 2.

[0025] See also Figure 1 , 2 As shown, the waterproof baffles 6 are arranged at an angle, and the feed track 4 is located between the tops of the two waterproof baffles 6 .

[0026] It should be noted that the waterproof baffle 6 of the utility model is tilted on both sides of the top of the rinsing tank 2 to prevent water from splashing during the rinsing process. The tilt helps to direct the water flow to the inside of the rinsing tank, reduce the possibility of water splashing, and ensure that the environment during the rinsing process is clean and tidy; the feed track 4 is located between the tops of the two waterproof baffles 6, which can ensure that the conveying hook can still move smoothly during the rinsing process. At the same time, the waterproof baffle effectively prevents water from splashing, protects the surrounding environment and the safety of operators; the workpiece is placed on the conveying hook; the conveying hook moves along the feed track to transfer the workpiece from the ultrasonic cleaning tank 1 to the rinsing tank 2; during the rinsing process, the waterproof baffle 6 effectively prevents water from splashing.

[0027] See also Figure 3 As shown, the circulating filtration system also includes a support plate 9 fixedly connected to one side of the flushing tank 2, a recovery bucket 10 fixedly connected to the top of the support plate 9, a slag outlet is provided on one side of the top of the filter cartridge 11, and a collection box 17 is detachably installed on the top of the support plate 9 and corresponding to the slag outlet. The pump assembly includes a No. 1 water pump 8 and a No. 2 water pump 16, both of which are fixedly connected to the bottom of the support plate 9, the output end of the No. 1 water pump 8 is connected to the water delivery shaft 18 through a rotating joint, the input end of the water delivery shaft 18 is connected to the inside of the flushing tank 2, the input end of the No. 2 water pump 16 is connected to the inside of the filter cartridge 11 through a pipeline, and the output end of the No. 2 water pump 16 is connected to the cleaning nozzle 7 through a pipeline, a plurality of water filtering holes 13 are equidistantly provided on the outer side of the spiral blade 12, a drive motor 15 is fixedly connected to the top of the filter cartridge 11, and the output end of the drive motor 15 is fixedly connected to the water delivery shaft 18.

[0028] It should be noted that the utility model No. 1 water pump 8 pumps the water inside the flushing pool 2 into the water delivery shaft 18, and then enters the filter cartridge 11 through the water outlet 14 for filtration. The filtered water is in the space between the filter cartridge 11 and the recovery bucket 10. The No. 2 water pump 16 delivers the filtered water to the cleaning nozzle 7 for further cleaning. At the same time, the driving motor 15 drives the water delivery shaft 18 to rotate slowly, and the water delivery shaft 18 drives the spiral blade 12 to rotate. The spiral blade 12 is placed at one end inside the recovery bucket 10 and is provided with a water filter hole 13. The impurities filtered by the filter cartridge 11 are transported upward by the water outlet 14, and finally the impurities are transported to the collection box 17 through the slag outlet.

[0029] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0030] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0031] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pre-cleaning tank for electrophoretic coating, characterized in that: include: Ultrasonic cleaning tank (1); A flushing tank (2), the flushing tank (2) being placed at the end of the ultrasonic cleaning tank (1), and waterproof baffles (6) being fixedly connected to both sides of the top of the flushing tank (2); A cleaning nozzle (7) is disposed inside the flushing pool (2) and the waterproof baffle (6); a circulating filtration system is disposed on one side of the flushing pool (2), the circulating filtration system comprising a recovery bucket (10) and a pump assembly mounted on one side of the flushing pool (2); a filter cartridge (11) is disposed inside the recovery bucket (10); a water delivery shaft (18) is rotatably connected inside the filter cartridge (11); a water outlet (14) is disposed in the middle of the water delivery shaft (18) for injecting water inside the flushing pool (2) into the filter cartridge (11); a spiral blade (12) is fixedly connected to the outside of the water delivery shaft (18) for filtering the inside of the filter cartridge (11).

2. The pre-cleaning tank for electrophoretic coating according to claim 1, characterized in that: It also includes a conveying assembly, which includes a support frame (3) fixedly connected to the outside of the ultrasonic cleaning tank (1) and the flushing tank (2), a feed track (4) fixedly connected to the middle of the support frame (3), and a conveying hook (5) rollingly installed in the middle of the feed track (4).

3. The pre-cleaning tank for electrophoretic coating according to claim 1, characterized in that: The waterproof baffles (6) are arranged at an angle, and the feed track (4) is located between the tops of the two waterproof baffles (6).

4. The pre-cleaning tank for electrophoretic coating according to claim 1, characterized in that: The circulating filtration system also includes a support plate (9) fixedly connected to one side of the flushing tank (2), the recovery barrel (10) is fixedly connected to the top of the support plate (9), a slag outlet is provided on one side of the top of the filter cartridge (11), and a collection box (17) is detachably mounted on the top of the support plate (9) and at a position corresponding to the slag outlet.

5. The pre-cleaning tank for electrophoretic coating according to claim 4, characterized in that: The pump assembly comprises a first water pump (8) and a second water pump (16), wherein the first water pump (8) and the second water pump (16) are both fixedly connected to the bottom of the support plate (9), the output end of the first water pump (8) is connected to the water delivery shaft (18) via a rotary joint, and the input end of the water delivery shaft (18) is connected to the inside of the flushing tank (2).

6. The pre-cleaning tank for electrophoretic coating according to claim 5, characterized in that: The input end of the second water pump (16) is connected to the interior of the filter cartridge (11) through a pipeline, and the output end of the second water pump (16) is connected to the cleaning nozzle (7) through a pipeline.

7. The pre-cleaning tank for electrophoretic coating according to claim 1, characterized in that: A plurality of water filtering holes (13) are equidistantly provided on the outer side of the spiral blade (12).

8. The pre-cleaning tank for electrophoretic coating according to claim 1, characterized in that: A driving motor (15) is fixedly connected to the top of the filter cartridge (11), and an output end of the driving motor (15) is fixedly connected to a water delivery shaft (18).

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