Electrophoretic coating pretreatment device for surface of electric vehicle frame

Abstract

The utility model provides an electromobile frame surface electrophoretic coating pretreatment device which comprises a water tank box body, annular supports are arranged on the two sides of the top of the inner wall face of the water tank box body, a telescopic arm rod is movably arranged in a telescopic sleeve in a sleeved mode, and a cleaning roller is movably arranged on the top of the telescopic arm rod through a rotating rod. The two symmetrical movable cleaning rollers are arranged in the water tank box body, the two ends of a workpiece are placed in the fixed clamping seats to be clamped, the positions of the cleaning rollers are adjusted, the cleaning rollers are pressed on the outer wall face of the workpiece, the first locking bolts are rotated to lock and position, and the workpiece is cleaned. A driving motor drives a gear ring and a second rotating ring to rotate, when the rotating rings rotate, two cleaning rollers can be driven to rotate, the cleaning rollers rotate around the outer surface of a workpiece, then the outer wall of the workpiece is wiped and cleaned, cleaning nozzles arranged on the inner wall face of a water tank box body are matched for flushing, in this way, the cleaning effect of the workpiece can be guaranteed, and the cleaning efficiency is improved. And external dust and impurities are effectively removed.

Description

Technical Field

[0001] The utility model belongs to the technical field of electrophoretic coating and relates to an electrophoretic coating pretreatment device for the surface of an electric vehicle frame. Background Art

[0002] Electrophoretic coating is a coating method that uses an external electric field to make particles such as pigments and resins suspended in the electrophoretic liquid migrate in a directional manner and deposit on the surface of a substrate of one of the electrodes. Before electrophoretic coating, the workpiece needs to be pre-cleaned. The pre-cleaning is mainly to remove impurities adhering to the surface of the workpiece to avoid affecting the coating effect of the workpiece during coating. Application No. 202021096845.2 discloses an easy-to-use electrophoretic coating pre-cleaning device, which relates to the technical field of electrophoretic coating. The utility model includes a water tank, and an arc-shaped cleaning tank is rotatably connected between two inner side walls of the water tank by a rotating shaft. The arc-shaped cleaning tank The outer wall of the washing tank fits with the inner wall of the water tank, and leakage holes are evenly opened on the side surfaces of the arc-shaped washing tank. An axle rod is rotatably connected between the two inner walls of the water tank, and a toggle plate is fixedly connected to the side surface of the axle rod. A transmission plate is fixedly connected to the outer bottom of the arc-shaped washing tank, and one side surface of the toggle plate cooperates with the side surface of the transmission plate. The utility model enables a water spray head to rinse different surfaces of a workpiece in the arc-shaped washing tank through the design of the arc-shaped washing tank, the axle rod, the toggle plate and the transmission plate, so that the workpiece is fully cleaned, thereby avoiding the problem that the existing pre-cleaning equipment for electrophoretic coating has a simple structure, is inconvenient to adjust the rinsing surface of the workpiece, and causes incomplete cleaning of the workpiece.

[0003] The above-mentioned electrophoretic coating pre-cleaning equipment cleans the workpiece by setting a water spray head. Some impurities adhere to the outer wall of the workpiece and are difficult to remove only by the water spray head, so improvement is needed. Summary of the invention

[0004] The utility model aims to provide an electrophoretic coating pretreatment device for the surface of an electric vehicle frame to solve the problems raised in the above-mentioned background technology.

[0005] The purpose of the utility model can be achieved through the following technical solutions: an electrophoretic coating pretreatment device for an electric vehicle frame surface, comprising a water tank box, an annular support, a fixed clamp seat, a first swivel, a second swivel and a telescopic arm, annular supports are arranged on both sides of the top of the inner wall of the water tank box, and the outsides of the two annular supports are movably provided with a first swivel and a second swivel respectively, and the tops of the first swivel and the second swivel are fixedly provided with a telescopic sleeve, and the inner movably sleeve of the telescopic sleeve is provided with a telescopic arm, and a cleaning roller is movably provided on the top of the telescopic arm through a rotating rod, and a plurality of cleaning nozzles are arranged on both sides of the inner wall of the water tank box.

[0006] In the above-mentioned electric vehicle frame surface electrophoretic coating pretreatment device, a pressure pump is fixedly arranged on the outer wall side of the water tank box, the output end of the pressure pump is fixedly connected to a distribution pipe, the inner side of the distribution pipe is fixedly connected to a liquid inlet pipe, and one end of the liquid inlet pipe is connected to the cleaning nozzle.

[0007] In the above-mentioned electric vehicle frame surface electrophoretic coating pretreatment device, a water inlet pipe and a water outlet pipe are fixedly provided at one end of the water tank body, and the water inlet pipe and the water outlet pipe are connected to the interior of the water tank body.

[0008] In the above-mentioned electrophoretic coating pretreatment device for the surface of an electric vehicle frame, a gear ring is fixedly connected to one side of the second rotating ring, and a driving gear meshingly connected to the gear ring is movably provided on one side of the gear ring.

[0009] In the above-mentioned electric vehicle frame surface electrophoretic coating pretreatment device, a driving motor is fixedly installed on one side of the top of the water tank body, and the output end of the driving motor is fixedly connected to the axis of the driving gear through an output shaft.

[0010] In the above-mentioned electric vehicle frame surface electrophoretic coating pretreatment device, the outer side of the telescopic sleeve is threadedly connected to a locking bolt 1, a fixing clamp seat is provided in the inner middle part of the annular support, a fixing groove is provided inside the fixing clamp seat, and the top of the fixing clamp seat is threadedly connected to a locking bolt 2.

[0011] Compared with the prior art, the advantages of the electrophoretic coating pretreatment device for the surface of an electric vehicle frame of the utility model are as follows: the application arranges two symmetrical and movable cleaning rollers inside the water tank body. When the workpiece needs to be cleaned before electrophoretic coating, the two ends of the workpiece are placed inside the fixed clamp seat for clamping, the telescopic arm rod is slid inside the telescopic sleeve, the position of the cleaning roller is adjusted so that the cleaning roller is pressed against the outer wall surface of the workpiece, the locking bolt is rotated for locking and positioning, and the gear ring and the second rotating ring are driven to rotate by the driving motor. When the rotating ring rotates, the two cleaning rollers can be driven to rotate, and the cleaning rollers rotate around the outer surface of the workpiece, thereby wiping and cleaning the outer wall of the workpiece, and flushing it in cooperation with the cleaning nozzle arranged on the inner wall surface of the water tank body. In this way, the cleaning effect of the workpiece can be guaranteed, and external dust and impurities can be effectively removed. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a schematic diagram of the structure of an electrophoretic coating pretreatment device for the surface of an electric vehicle frame.

[0013] Figure 2 The utility model is a schematic diagram of the cleaning drum structure of the electrophoretic coating pretreatment device for the surface of an electric vehicle frame.

[0014] Figure 3The utility model is a schematic diagram of the enlarged structure of the driving gear of the electrophoretic coating pretreatment device for the surface of the electric vehicle frame.

[0015] In the figure, 1, water tank body; 2, annular support; 3, fixed clamp seat; 4, first swivel; 5, cleaning drum; 6, second swivel; 7, driving motor; 8, pressure pump; 9, distribution pipe; 10, liquid inlet pipe; 11, rotating rod; 12, telescopic arm; 13, cleaning nozzle; 14, telescopic sleeve; 15, locking bolt 1; 16, gear ring; 17, driving gear. DETAILED DESCRIPTION

[0016] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0017] The electrophoretic coating pretreatment device for the surface of an electric vehicle frame comprises a water tank body 1, an annular support 2, a fixed clamp seat 3, a first swivel 4, a second swivel 6 and a telescopic arm 12. An annular support 2 is provided on both sides of the top of the inner wall of the water tank body 1, and the first swivel 4 and the second swivel 6 are movably provided on the outside of the two annular supports 2, and a telescopic sleeve 14 is fixedly provided on the top of the first swivel 4 and the second swivel 6. The telescopic sleeve 14 is movably sleeved inside with a telescopic arm 12, and a cleaning drum 5 is movably provided on the top of the telescopic arm 12 through a rotating rod 11. A plurality of cleaning nozzles 13 are provided on both sides of the inner wall of the water tank body 1, and the cleaning drum 5 is made of common cleaning foam material, and a separate rubber strip can also be provided on the outer wall of the cleaning drum 5 to improve the cleaning effect.

[0018] like Figure 1 , Figure 2 , Figure 3 As shown, the utility model is a pretreatment device for electrophoretic coating of the surface of an electric vehicle frame. Specifically, a pressure pump 8 is fixedly arranged on the side of the outer wall of the water tank box 1, and the output end of the pressure pump 8 is fixedly connected to a distribution pipe 9, and the inner side of the distribution pipe 9 is fixedly connected to a liquid inlet pipe 10, and one end of the liquid inlet pipe 10 is connected to a cleaning nozzle 13. The cleaning nozzle 13 of the present application is provided with a plurality of cleaning nozzles 13, which are arranged side by side and fixed at the same height as the workpiece, so that the workpiece can be directly flushed.

[0019] like Figure 1 , Figure 2 , Figure 3 As shown, the utility model is a pretreatment device for electrophoretic coating of the surface of an electric vehicle frame. Specifically, a water inlet pipe and a water outlet pipe are fixedly arranged at one end of a water tank body 1, and the water inlet pipe and the water outlet pipe are connected with the interior of the water tank body 1. Liquid is taken in through the water inlet pipe and discharged through the water outlet pipe inside the water tank body 1, and manual valves are arranged at the water inlet pipe and the water outlet pipe.

[0020] like Figure 1, Figure 2 , Figure 3 As shown, the utility model is a pretreatment device for electrophoretic coating of the surface of an electric vehicle frame. Specifically, a gear ring 16 is fixedly connected to one side of the second rotating ring 6, and a driving gear 17 meshingly connected to the gear ring 16 is movably provided on one side of the gear ring 16. After the driving motor 7 is started, the gear ring 16 is driven to rotate. Since the gear ring 16 and the second rotating ring 6 are integrally arranged, the second rotating ring 6 can be driven to rotate synchronously.

[0021] like Figure 1 , Figure 2 , Figure 3 As shown, the utility model is an electrophoretic coating pretreatment device for the surface of an electric vehicle frame. Specifically, a drive motor 7 is fixedly installed on one side of the top of the water tank box 1, and the output end of the drive motor 7 is fixedly connected to the axis of the drive gear 17 through an output shaft. The drive motor 7 is powered by an external power supply, and the drive motor 7 is an existing disclosed motor structure.

[0022] like Figure 1 , Figure 2 , Figure 3 As shown, the utility model is a pretreatment device for electrophoretic coating of the surface of an electric vehicle frame. Specifically, the outer side of the telescopic sleeve 14 is threadedly connected with a locking bolt 15, a fixed clamp seat 3 is provided in the middle of the inner side of the annular support 2, a fixing groove is opened inside the fixed clamp seat 3, and a locking bolt 2 is threadedly connected to the top of the fixed clamp seat 3. The two ends of the workpiece are placed in the fixing groove inside the fixed clamp seat 3, and then the locking bolt 2 is rotated to clamp the workpiece.

[0023] The utility model discloses an electrophoretic coating pretreatment device for the surface of an electric vehicle frame. When the workpiece needs to be cleaned before electrophoretic coating, the two ends of the workpiece are placed in the fixed grooves inside the fixed clamp seat 3, and then the locking bolt 2 is turned to clamp the workpiece, and then the telescopic arm rod 12 is slid inside the telescopic sleeve 14. The telescopic arm rod 12 drives the cleaning roller 5 to move, and the position of the cleaning roller 5 is adjusted so that the outer wall of the cleaning roller 5 is pressed against the outer wall surface of the workpiece, and the locking bolt 15 is turned to lock and position, and the driving motor 7 is started. The gear ring 16 and the second rotating ring 6 are driven to rotate by the driving motor 7. When the rotating ring rotates, the two cleaning rollers 5 can be driven to rotate. The cleaning roller 5 rotates around the outer surface of the workpiece, and then the outer wall of the workpiece is wiped and cleaned, and the cleaning nozzle 13 arranged on the inner wall surface of the water tank box body 1 is continuously rinsed. Such a structural arrangement can ensure the cleaning effect of the workpiece, effectively remove the dust and impurities adhering to the outer wall of the workpiece, and ensure the quality of subsequent electrophoretic coating.

[0024] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.

Claims

1. An electrophoretic coating pretreatment device for the surface of an electric vehicle frame, comprising a water tank body (1), an annular support (2), a fixing clamp seat (3), a first rotating ring (4), a second rotating ring (6) and a telescopic arm (12), characterized in that: Annular supports (2) are provided on both sides of the top of the inner wall of the water tank housing (1); a first rotating ring (4) and a second rotating ring (6) are movably provided on the outside of the two annular supports (2); a telescopic sleeve (14) is fixedly provided on the top of the first rotating ring (4) and the second rotating ring (6); a telescopic arm (12) is movably sleeved inside the telescopic sleeve (14); a cleaning roller (5) is movably provided on the top of the telescopic arm (12) via a rotating rod (11); and a plurality of cleaning nozzles (13) are provided on both sides of the inner wall of the water tank housing (1).

2. The electric vehicle frame surface electrophoretic coating pretreatment device according to claim 1 is characterized in that: A pressure pump (8) is fixedly arranged on the side of the outer wall of the water tank box (1); the output end of the pressure pump (8) is fixedly connected to a distribution pipe (9); the inner side of the distribution pipe (9) is fixedly connected to a liquid inlet pipe (10); one end of the liquid inlet pipe (10) is connected to a cleaning nozzle (13).

3. The electric vehicle frame surface electrophoretic coating pretreatment device according to claim 1, characterized in that: A water inlet pipe and a water outlet pipe are fixedly arranged at one end of the water tank housing (1), and the water inlet pipe and the water outlet pipe are in communication with the interior of the water tank housing (1).

4. The electric vehicle frame surface electrophoretic coating pretreatment device according to claim 1, characterized in that: One side of the second rotating ring (6) is fixedly connected to a gear ring (16), and one side of the gear ring (16) is movably provided with a driving gear (17) meshingly connected to the gear ring (16).

5. The electric vehicle frame surface electrophoretic coating pretreatment device according to claim 4, characterized in that: A driving motor (7) is fixedly mounted on one side of the top of the water tank housing (1), and the output end of the driving motor (7) is fixedly connected to the axis of the driving gear (17) via an output shaft.

6. The electric vehicle frame surface electrophoretic coating pretreatment device according to claim 1, characterized in that: The outer side of the telescopic sleeve (14) is threadedly connected to a locking bolt 1 (15), a fixing clamp seat (3) is provided in the middle of the inner side of the annular support (2), a fixing groove is provided inside the fixing clamp seat (3), and a locking bolt 2 is threadedly connected to the top of the fixing clamp seat (3).

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