Electrophoretic coating dipping cleaning device

Abstract

The utility model relates to the technical field of electrophoresis washing devices, and particularly discloses an electrophoretic coating dipping cleaning device which comprises a tank body used for containing cleaning water and a plurality of spray heads arranged on the bottom surface of the tank body, and the plurality of spray heads are connected with a water pump. The guide rail is fixedly connected to the top of the tank body in the advancing direction of the frame, the sliding plate is detachably connected to the guide rail, the bottom of the sliding plate is immersed in the cleaning water, a spraying structure is detachably connected to the sliding plate, and the spraying structure comprises a mounting base detachably connected with the sliding plate and a spraying pipe penetrating through the mounting base and slidably connected with the mounting base; one end of the spraying pipe is fixedly connected with a driving spraying head, the other end of the spraying pipe is fixedly connected with a second branch water pipe, a plurality of water spraying holes are formed in the spraying pipe in the circumferential direction, and a driving structure used for driving the spraying pipe to slide in a reciprocating mode is further arranged on the sliding plate; the problem that a traditional electrophoretic coating dipping cleaning device adopting a spraying and soaking technology does not have a structure capable of stretching into the inner side of a vehicle frame gap and flushing a cavity on the inner side of a vehicle frame is solved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of electrophoretic water washing devices, and discloses an electrophoretic coating immersion cleaning device. BACKGROUND

[0002] Electrophoretic coating is a coating method in which pigments and resins and other microparticles suspended in an electrophoretic liquid are made to migrate and deposit on the surface of a substrate of one of the electrodes by using an applied electric field, and is widely applied in the automobile, building material, hardware and home appliance industries. Electrophoretic coating can be completely dissolved and emulsified in water, and can easily penetrate into the cavity structure and gaps of a vehicle body and frame immersed in the tank liquid. Moreover, the electrophoretic tank liquid has high conductivity, and the coating particles can move actively and deposit on the coated object.

[0003] In the prior art, many water washing processes are arranged on an electrophoretic coating line. In electrophoretic coating, the main water washing processes are before and after degreasing, after phosphating, and each of the water washing processes of thick electrophoretic coating. In actual coating lines, different specific requirements of the water washing processes are met by means of spraying, immersion or a combination of spraying and immersion.

[0004] For an electrophoretic coating immersion cleaning device using a spraying and immersion water washing process, such as an electrophoretic immersion water washing tank and an online immersion water washing device disclosed in Chinese Patent No. CN220295311U, the device comprises a tank body for containing cleaning water and a plurality of nozzles mounted on the bottom surface of the tank body. The nozzles are connected with a water pump. The cleaning water in the tank body is pressurized by the water pump and sprayed out of the nozzles and flows circularly in the tank body.

[0005] However, in the above-mentioned patent, during the water washing process of the vehicle frame, the vehicle frame is hung by a hanging tool from the outside and is conveyed into the tank body by a conveying belt. During the immersion washing process, the vehicle frame is stopped for a certain period of time, and the cleaning water sprayed from the bottom nozzles and the cleaning water swirling in the tank body clean the surface of the vehicle frame. When the vehicle frame itself has a cavity on the inside, the swirling cleaning water flow and the cleaning water sprayed from bottom to top cannot achieve the cleaning effect. In the prior art, there is no structure capable of extending into the gap on the inside of the vehicle frame and flushing the cavity on the inside of the vehicle frame.

[0006] Therefore, the inventors provide an electrophoretic coating immersion cleaning device to solve the above-mentioned problems. CONTENT OF THE UTILITY MODEL

[0007] The utility model aims at solving the problem that the conventional electrophoretic coating immersion cleaning device using a spraying and immersion water washing process cannot extend into the gap on the inside of the vehicle frame and flush the cavity on the inside of the vehicle frame.

[0008] In order to achieve the above object, the utility model discloses a basic scheme of electrophoretic painting immersion cleaning device, including the tank for containing cleaning water and being located at the tank bottom a plurality of spray heads, a plurality of spray heads are connected with water pump, and the cleaning water in the tank is pressurized by water pump and sprays from a plurality of spray heads, and circulates in the tank, still including the guide rail of fixed connection in the tank top along the direction of car frame travel and the slide plate of detachable connection on the guide rail and bottom immersion in the cleaning water, and the spray structure of detachable connection on the slide plate, and the spray structure includes the mounting seat of detachable connection with the slide plate and the spray pipe of through and sliding connection with the mounting seat, and one end of the spray pipe is fixedly connected with the initiative spray head for spraying water to the car frame, and the other end is fixedly connected with the second branch water pipe in communication with the water pump, and a plurality of water spray holes are opened on the spray pipe, and the slide plate is further equipped with the drive structure for driving the spray pipe reciprocating sliding.

[0009] Further, the slide plate is vertically provided with a mounting groove, and the mounting seat is detachably connected in the mounting groove.

[0010] Further, the mounting seat is provided with a circular through hole, the spray pipe is slidingly connected in the circular through hole, and the spray pipe slides along the axial direction in the horizontal plane.

[0011] Further, the drive structure includes a support detachably connected on the side of the slide plate top end away from the car frame, an electric push rod fixedly connected on the support, and a driven plate fixedly connected on the output end of the electric push rod, the bottom end of the driven plate extends into the cleaning water and is provided with a driven hole for the spray pipe to pass through, and the spray pipe is bonded with the inner wall of the driven hole.

[0012] Further, the bottom end of the driven plate is flush with the bottom end of the slide plate.

[0013] Further, the tank is communicated with a water inlet pipe on one side along the direction of car frame travel and with a water outlet pipe on the other side, and the height of the water inlet pipe is higher than that of the water outlet pipe.

[0014] Further, the height of the spray head is higher than that of the water inlet pipe.

[0015] The principle and effect of the scheme are that:

[0016] Compared with the prior art, the utility model realizes the cleaning of the car body outside the car frame through the installed spray head, in the immersion cleaning process of the chamber inside the car frame, the spray pipe is pushed into the hole on the car body and corresponds to the chamber position through the drive structure, the immersion in the chamber is washed through the spray hole on the spray pipe body, and the problem that the traditional electrophoretic painting immersion cleaning device with spray immersion washing process cannot extend into the inside of the gap between the car frames and wash the chamber inside the car frame is solved. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments description will be briefly introduced. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor based on these drawings.

[0018] Figure 1 A schematic diagram of the electrophoretic coating immersion cleaning device according to the embodiments of the present application is shown;

[0019] Figure 2 A front view of the electrophoretic coating immersion cleaning device according to the embodiments of the present application is shown;

[0020] Figure 3 A partial schematic diagram of the electrophoretic coating immersion cleaning device according to the embodiments of the present application is shown. DETAILED DESCRIPTION

[0021] In order to further illustrate the technical means and effects adopted by the present application to achieve the predetermined utility model purposes, the specific embodiments, structures, features and effects according to the present application will be described in detail below with reference to the drawings and preferred embodiments.

[0022] The reference signs in the drawings of the specification include: tank body 1, support frame 2, spray head 3, conveying belt 4, sliding plate 5, driven plate 6, spray pipe 7, mounting seat 8, guide rail 9, electric push rod 10.

[0023] The electrophoretic coating immersion cleaning device, as shown in the embodiments of the present application, comprises Figure 1 and Figure 2 as shown:

[0024] The electrophoretic coating immersion cleaning device comprises a tank body 1 and a plurality of spray heads 3 mounted on the bottom surface of the tank body 1. The tank body 1 is used to hold cleaning water, and a support frame 2 is mounted on the bottom of the tank body 1. The plurality of spray heads 3 are arranged at equal intervals in a spiral shape on the top surface of the support frame 2, and a plurality of support rods are fixedly installed between the bottom surface of the support frame 2 and the bottom of the tank body 1.

[0025] A conveying belt 4 is installed above the tank body 1, and a hanger is suspended on the conveying belt 4. The hanger is used to hang the vehicle frame, and the vehicle frame is conveyed by the conveying belt 4. The conveying belt 4 is divided into a downward conveying section, a sinking cleaning section and an upward conveying section from right to left. When the vehicle frame passes through the downward conveying section and enters the sinking cleaning section, it is immersed in the cleaning water, and then it is stopped for a period of time before entering the upward conveying section.

[0026] In the embodiment, a water inlet pipe is installed on the right side of the tank body 1, and a water outlet pipe is installed on the left side of the tank body 1. The height of the water inlet pipe is higher than the height of the water outlet pipe, and the water inlet pipe and the water outlet pipe are installed along the traveling direction of the vehicle frame. The height of the support rod, the height of the support frame 2, and the height of the spray head 3 are all higher than the height of the water inlet pipe.

[0027] A water pump is further installed in the tank body 1. The water pump is connected with a main water outlet pipe. The end of the main water outlet pipe is connected with a first branch water pipe through a multi-way pipe. The first branch water pipe is connected with a plurality of spray heads 3 respectively. The cleaning water in the tank body 1 is pumped into the spray heads 3 by the water pump and sprayed out, so as to realize the circulation flow in the tank body 1.

[0028] As shown in Figure 2 and Figure 3 , on the top of the tank body 1, a guide rail 9 extending along the traveling direction of the vehicle frame is installed on the left side of the vehicle frame. Two sliding plates 5 are installed through the guide rail 9. Two groups of spray structures are installed on the sliding plates 5.

[0029] Specifically, the guide rail 9 is installed on the top of the tank body 1 through bolts. A T-shaped groove is formed in the right side of the guide rail 9 along the traveling direction of the vehicle frame. A T-shaped protrusion is integrally formed on the left side of the sliding plate 5 and is inserted into the T-shaped groove. An internal thread hole is formed in the T-shaped protrusion and the sliding plate 5 and a bolt is screwed into the internal thread hole. When the sliding plate 5 slides on the guide rail 9 and reaches the installation position, the end of the bolt is abutted against the inner wall of the T-shaped groove by screwing the bolt into the internal thread hole, so as to abut against the guide rail 9 and the sliding plate 5 and fix the sliding plate 5.

[0030] A vertical installation slot is further formed in the sliding plate 5. The spray structure includes a mounting seat 8 and a spray pipe 7 installed in the mounting seat 8. Positioning grooves are vertically formed in the two inner side walls of the installation slot. Positioning protrusions are integrally formed on the two sides of the mounting seat 8 and are inserted into the positioning grooves. Internal thread holes are formed in the positioning protrusions and the mounting seat 8 and the installation slot and the mounting seat 8 are abutted by screwing bolts. A circular through hole is further formed in the mounting seat 8. The spray pipe 7 is installed in the circular through hole and slides along the axial direction in the horizontal plane.

[0031] As shown in Figure 3 , a spray head 3 facing the vehicle frame is fixedly installed on the right end of the spray pipe 7. A second branch water pipe is fixedly installed on the left end of the spray pipe 7 and is connected with the water pump. A plurality of water spraying holes are circumferentially formed in the spray pipe 7.

[0032] In the embodiment, the slide plate 5 is also provided with a driving structure for driving the spray pipe 7 to reciprocatingly slide. The driving structure comprises a support welded to the left side of the top end of the slide plate 5, an electric push rod 10 fixedly installed on the left side of the support, and a driven plate 6 fixedly installed on the output end of the electric push rod 10. The support is provided with a hole through which the output end of the electric push rod 10 passes. The bottom end of the driven plate 6 extends into the cleaning water, and the bottom end of the driven plate 6 is flush with the bottom end of the slide plate 5. The driven plate 6 is provided with two driven holes through which the left end of the spray pipe 7 passes, and the spray pipe 7 is bonded to the inner wall of the driven hole.

[0033] In the embodiment, according to the structure of the frame, two slide plates are installed corresponding to the positions of the holes and the inner cavity of the frame. Two spray pipes are installed on each slide plate corresponding to the positions of the holes and the inner cavity of the frame when the frame is stationary. Of course, in other embodiments, the positions and the number of the installed slide plates, the height, the position and the number of the spray pipes can be adjusted according to the specific position of the frame when the frame is stationary.

[0034] When the utility model is used, first, the position of the frame in the tank is determined, and the position of the cavity in the frame is found and aligned with the spray pipe.

[0035] In the immersion cleaning process after the frame is electrophoretically coated, the frame body is cleaned by the spray head first.

[0036] For the cavity in the frame, the output end of the electric push rod is controlled to extend, the spray pipe is pushed into the hole in the frame body by the driven plate and extends into the cavity, and the cavity is cleaned by the spray pipe.

[0037] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model has been disclosed as above, it is not intended to limit the utility model. Any person skilled in the art can make some changes or modifications to the above-mentioned equivalent embodiments without departing from the scope of the utility model. Any modification, equivalent change and modification of the above-mentioned embodiments without departing from the scope of the utility model are still within the scope of the utility model.

Claims

1. An electrophoretic coating immersion cleaning device comprising a tank for containing cleaning water and a plurality of nozzles provided on the bottom surface of the tank, the plurality of nozzles being connected to a water pump, the cleaning water in the tank being pressurized by the water pump and sprayed from the plurality of nozzles to circulate in the tank, characterized in that, The guide rail is fixed on the top of the groove body along the direction of the frame, and the slide plate is detachably connected to the guide rail and immersed in the cleaning water, and the spray structure is detachably connected to the slide plate.

2. The electrophoretic coating dip cleaning apparatus of claim 1, wherein, A mounting groove is vertically formed on the slide plate, and the mounting seat is detachably connected in the mounting groove.

3. The electrophoretic coating dip cleaning apparatus of claim 1, wherein, A circular through hole is formed on the mounting seat, and the spray pipe is slidably connected in the circular through hole and slides along the axis direction in the horizontal plane.

4. The electrophoretic coating dip cleaning apparatus of claim 1, wherein, The driving structure includes a support detachably connected to the top of the slide plate away from the frame, an electric push rod fixed on the support, and a driven plate fixed on the output end of the electric push rod, and the bottom end of the driven plate is immersed in the cleaning water and has a driven hole for the spray pipe to pass through, and the spray pipe is bonded to the inner wall of the driven hole.

5. The electrophoretic coating dip cleaning apparatus of claim 4, wherein, The bottom end of the driven plate is flush with the bottom end of the slide plate.

6. The electrophoretic coating dip cleaning apparatus of claim 1, wherein, The groove body is communicated with a water inlet pipe on one side along the direction of the frame and with a water outlet pipe on the other side, and the height of the water inlet pipe is higher than that of the water outlet pipe.

7. The electrophoretic coating dip cleaning apparatus of claim 6, wherein, The height of the spray head is higher than that of the water inlet pipe.

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