Electrophoretic coating process and device for iron part with high salt spray performance

Abstract

The invention discloses an electrophoretic coating process and device for an iron part with high salt spray performance, and relates to the technical field of electrophoretic coating, and the electrophoretic coating device comprises a composite mechanism. According to the electrophoretic coating process and device for the high-salt-spray-performance iron part, through the design of a composite mechanism, a first electric push rod controls a composite top plate to be lifted, and a clamping mechanism clamps the iron part, so that the effect of fixing materials is achieved, shaking during operation is prevented, personnel operation is reduced, the personnel operation safety is improved, and the operation efficiency is improved; then a first electric push rod enables a composite top plate to be closed at the top of a composite shell, a second electric push rod controls a clamping mechanism to enable an iron part to be placed into a cylindrical shell, the iron part is soaked so as to achieve the coating effect, a round block is driven by a motor to rotate, the iron part is made to rotate in electrophoretic paint, and thus the uniform coating effect is achieved; and the connecting pipe is connected to the interior of the cylindrical shell, and the electrophoretic paint is injected or pumped out through equipment.

Description

Technical Field

[0001] The invention relates to the technical field of electrophoretic coating, in particular to a high salt spray performance iron workpiece electrophoretic coating process and device. Background Art

[0002] High salt spray performance iron parts refer to iron parts or products that can maintain good corrosion resistance and physical properties in high salt spray environments. Salt spray environments usually contain a large amount of chloride ions, which are highly corrosive. Iron parts with high salt spray performance mean that they have been specially treated or use specific materials and processes, so that they can effectively resist the erosion of salt spray.

[0003] Electrophoretic coating is a special coating technology, which is mainly used to form a uniform and dense coating on the surface of metal or other conductive materials. The working principle of electrophoretic coating is to use an external electric field to make the charged paint particles move toward the workpiece to be coated under the action of the electric field, and deposit on the surface of the workpiece to form a coating. In practical applications, electrophoretic coating is widely used in the fields of automotive parts, hardware products, home appliance housings, etc., providing products with good anti-corrosion, decorative and other properties.

[0004] In the process of coating iron parts with existing electrophoretic coating, uneven coating is prone to occur, resulting in reduced anti-corrosion effect. Therefore, a new design was made to address this situation. Summary of the invention

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a high salt spray performance iron parts electrophoretic coating process and device, including: a composite mechanism, the composite mechanism is used to coat the high salt spray performance iron parts; A processing mechanism, the processing mechanism is used for stirring the electrophoretic coating; A drying mechanism, which is used to dry the iron parts inside the composite mechanism; The bottom of the inner wall of the composite mechanism is fixedly connected to the bottom of the processing mechanism, the top of the composite mechanism is fixedly connected to a motor, and the outside of the composite mechanism is fixedly connected to the outside of the drying mechanism; Among them, the composite mechanism includes a composite shell, the outside of the composite shell is fixedly connected with a first electric push rod, the composite top plate is controlled to be lifted by the first electric push rod, and the clamping mechanism clamps the iron parts, so as to achieve the function of fixing the materials, prevent shaking during operation, reduce personnel operation, improve personnel operation safety, and improve operation efficiency. The top of the first electric push rod is fixedly connected with a composite top plate, the top of the composite top plate is fixedly connected to the output end of the bottom of the motor, and the bottom of the motor is fixedly connected with a circular block, which is driven by the motor to rotate, so that the iron parts rotate in the electrophoretic paint, so as to achieve the effect of uniform coating and prevent uneven coating. The outside of the circular block is rotatably connected to the inside of the composite top plate, and the bottom of the circular block is fixedly connected to the top of the composite top plate. A second electric push rod is fixedly connected, the first electric push rod closes the composite top plate on the top of the composite shell, the second electric push rod controls the clamping mechanism to place the iron parts into the cylindrical shell, immerse the iron parts to achieve the effect of coating, the bottom of the second electric push rod is fixedly connected with the clamping mechanism, the bottom of the inner wall of the composite shell is fixedly connected with the cylindrical shell, the inner wall of the cylindrical shell is fixedly connected with a square plate, and the cylindrical shell is connected to the square plate to separate the internal electrophoretic paint, reduce the flow space, prevent excessive vibration, and avoid liquid leakage. The bottom of the inner wall of the cylindrical shell is fixedly connected to the bottom of the processing mechanism, and the outside of the composite shell is fixedly connected with a connecting pipe, which is connected to the inside of the cylindrical shell, and the electrophoretic paint is injected or extracted through the equipment.

[0006] Preferably, the clamping mechanism includes a receiving plate, the top of the receiving plate is fixedly connected to the bottom of the second electric push rod, the bottom of the receiving plate is fixedly connected to a connecting plate, one side of the outside of the connecting plate is fixedly connected to a spring rod, and the side of the outside of the spring rod away from the connecting plate is fixedly connected to a clamping block, the iron part is placed in the clamping block, the spring rod is squeezed and deformed by the iron part, and at the same time, the elasticity of the spring plays a supporting role, so as to achieve the effect of adjusting the clamping range and increase the scope of application, a friction block is fixedly connected between the opposite surfaces of the clamping block, and the iron part is rubbed by the friction block to improve the fixing effect and prevent it from slipping, a square incision is provided on one side of the outside of the friction block, and the heat dissipation effect is improved by providing the square incision, and the groove can increase the contact area between the friction block and the air, which helps to dissipate heat faster, reduce the temperature of the friction block during operation, and extend its service life, and a friction mechanism is fixedly connected to the side of the outside of the clamping block close to the friction block.

[0007] Preferably, the friction mechanism includes an arc-shaped bracket, one side of the outside of the arc-shaped bracket is fixedly connected to the side of the outside of the clamping block, and a friction column is fixedly connected between the opposite surfaces of the arc-shaped bracket, and the surface of the iron part is rubbed by the friction column to increase the friction effect and the braking and fixing effect. A square groove is provided on the outside of the friction column, and the friction effect is adjusted by providing the square groove, thereby improving the friction convenience and reducing the weight of the component. A silicone block is fixedly connected to the middle of one side of the outside of the arc-shaped bracket, and the silicone block is made of silicone material to achieve the effect of shock absorption and buffering, reduce component wear, and extend the service life of the equipment.

[0008] Preferably, the processing mechanism includes a receiving block, the bottom of the receiving block is fixedly connected to the bottom of the inner wall of the cylindrical shell, and the top of the receiving block is rotatably connected to a conical block. After the circular block is driven to rotate by a motor, the electrophoretic coating is caused to rotate and vibrate, thereby providing kinetic energy for the processing mechanism, and the force-bearing area is increased by the paddle board, thereby improving the force effect and increasing the rotational kinetic energy. The top of the conical block is fixedly connected to a paddle board, and paddle surface grooves are provided on both sides of the outside of the paddle board. By providing the paddle surface grooves, the drainage effect is improved, which helps to reduce water resistance and make the paddle board move more smoothly in the water. The grooves can guide the water to pass quickly, reduce water adhesion and drag, and improve the speed and efficiency of the paddle board.

[0009] Preferably, a connecting frame is fixedly connected to the edge of the bottom of the conical block, a bevel plate is fixedly connected to the top of the connecting frame, and a scraping mechanism is fixedly connected to the side of the connecting frame away from the bevel plate. The connecting frame is connected to the bevel plate to increase the stirring range, improve the activity of the coating liquid, speed up the liquid reaction speed, and improve the coating adsorption effect.

[0010] Preferably, the scraping mechanism includes a connecting block, the top of the connecting block is fixedly connected to the bottom of the connecting frame, the bottom of the connecting block is rotatably connected to a connecting column, and the inner wall of the connecting column is provided with a spring bar. When the scraper contacts the impurity block, the connecting plate squeezes the spring bar to compress the spring bar, so as to achieve the effect of shock absorption and buffering, maintain structural stability, reduce collision wear, and extend the service life of the equipment. The inner wall of the connecting column is slidably connected with a connecting plate, and the side of the connecting plate away from the spring bar is fixedly connected with a scraper. The scraper rubs the bottom of the inner wall of the cylindrical shell to prevent sticking and affecting the coating effect, facilitate the later cleaning of the internal paint, and reduce the paint residue at the bottom of the equipment. Bevel grooves are provided on both sides of the outside of the scraper. By providing the bevel grooves, the scraping effect is improved, the scraping is made more uniform and thorough, the work quality is improved, the chip removal effect is improved, and accumulation on the scraper surface is avoided to affect the scraping efficiency.

[0011] Preferably, the drying mechanism includes an adapter box, and a dryer is fixedly connected to one side of the outside of the adapter box. Hot air is generated by the dryer, and then enters the inside of the annular pipe from the adapter box, and finally ejected from the special-shaped pipe, so as to dry the iron parts, increase the drying speed of the paint, and improve the performance of the paint film. Drying helps to improve the leveling, glossiness and appearance quality of the paint film, make the coating surface smoother and more uniform, and remove moisture from the paint. Drying can remove this moisture to prevent the paint film from bubbling, peeling or reducing the rust resistance due to residual moisture. A connecting pipe is fixedly connected to one side of the outside of the adapter box close to the composite shell, an annular pipe is fixedly connected to one side of the connecting pipe, and a special-shaped pipe is fixedly connected to one side of the annular pipe away from the connecting pipe. The special-shaped pipe adopts a structure with wide ends and narrowed in the middle. According to Bernoulli's principle, the gas flow rate is increased by reducing the diameter of the pipe, thereby improving the drying efficiency. The upper and lower sides of the inner wall of the annular pipe are fixedly connected to annular tracks, and a rotating mechanism is slidably connected to one side of the outer side of the annular track.

[0012] Preferably, the rotating mechanism includes a connecting column, and the upper and lower sides of the outside of the connecting column are both slidably connected to the outside of the annular track. The outside of the connecting column is rotatably connected to a rotating block, and the outside of the rotating block is fixedly connected to a square scraper. The square scraper is blown on the connecting column by hot air to make the connecting column rotate on the surface of the annular track, so that the square scraper rubs against the inner wall of the pipe, thereby achieving the effect of friction cleaning, preventing impurities from accumulating and avoiding affecting the ventilation effect. Scraper grooves are provided on both sides of the outside of the square scraper. By providing the scraper grooves, the chip removal effect is improved, the attachment of impurities is reduced, and the friction effect is avoided.

[0013] A high salt spray performance iron parts electrophoretic coating process, comprising the following steps: Step 1: fixation: placing the iron workpiece in a clamping mechanism and stabilizing the iron workpiece by the clamping mechanism; Step 2: Soaking, by moving the clamping mechanism into the cylindrical housing to bring the iron part into contact with the electrophoretic coating; Step three, reaction, through the rotation of the processing mechanism, the paint and the iron parts are fully reacted to improve the coating coverage efficiency; Step 4: Drying: Dry the iron parts covered with paint through a drying mechanism to speed up the drying speed of the paint.

[0014] The present invention provides a high salt spray performance iron parts electrophoretic coating process and device. It has the following beneficial effects: 1. The electrophoretic coating process and device for high salt spray performance iron parts are designed with a composite mechanism. The first electric push rod controls the composite top plate to be lifted, and the clamping mechanism clamps the iron parts to fix the materials, prevent shaking during operation, reduce personnel operation, improve personnel operation safety, and improve operation efficiency. Then the first electric push rod closes the composite top plate on the top of the composite shell, and the second electric push rod controls the clamping mechanism to place the iron parts into the cylindrical shell, immerse the iron parts to achieve the effect of coating, and the circular block is driven by the motor to rotate, so that the iron parts rotate in the electrophoretic paint, so as to achieve the effect of uniform coating and prevent uneven coating. The cylindrical shell is connected to the square plate to isolate the internal electrophoretic paint, reduce the flow space, prevent excessive vibration, and avoid liquid leakage. The connecting pipe is connected to the inside of the cylindrical shell, and the electrophoretic paint is injected or extracted through the equipment.

[0015] 2. The electrophoretic coating process and device for high salt spray performance iron parts are designed to place the iron parts in the clamping block through the clamping mechanism design, and the spring rod is squeezed and deformed by the iron parts. At the same time, the elasticity of the spring plays a supporting role, so as to adjust the clamping range and increase the scope of application. Secondly, the iron parts are rubbed by the friction block to improve the fixing effect and prevent slipping. The heat dissipation effect is improved by opening a square incision. The groove can increase the contact area between the friction block and the air, which helps to dissipate heat faster, reduce the temperature of the friction block during operation, and extend its service life.

[0016] 3. The electrophoretic coating process and device for high salt spray performance iron parts adopts the friction mechanism design to rub the surface of the iron parts through the friction column, so as to increase the friction effect and the braking and fixing effect. By opening the square groove, the friction effect is adjusted, the friction convenience is improved, and the weight of the parts is reduced. The silicone block is made of silicone material to achieve the effect of shock absorption and buffering, reduce the wear of parts and extend the service life of the equipment.

[0017] 4. The electrophoretic coating process and device for high salt spray performance iron parts are designed through a processing mechanism. After the circular block is driven by a motor to rotate, the electrophoretic coating undergoes rotational vibration, which provides kinetic energy for the processing mechanism. The force-bearing area is increased by the paddle board, the force effect is improved, and the rotational kinetic energy is increased. By opening grooves on the paddle surface, the drainage effect is improved, which helps to reduce water resistance and make the paddle board move more smoothly in the water. The grooves can guide the water to pass quickly, reduce water adhesion and drag, and increase the speed and efficiency of the paddle board. The connecting frame connects the beveled plate to increase the stirring range, increase the activity of the coating liquid, accelerate the liquid reaction speed, and improve the coating adhesion effect.

[0018] 5. The electrophoretic coating process and device for high salt spray performance iron parts are designed with a scraping mechanism. When the scraper contacts the impurity block, the connecting plate squeezes the spring bar to compress the spring bar, thereby achieving the effect of shock absorption and buffering, maintaining structural stability, reducing collision wear, and extending the service life of the equipment. The scraper rubs the bottom of the inner wall of the cylindrical shell to prevent adhesion and affect the coating effect, facilitate the later cleaning of the internal paint, and reduce the paint residue at the bottom of the equipment. By opening the bevel groove, the scraping effect is improved, making the scraping more uniform and thorough, improving the work quality, and improving the chip removal effect, avoiding accumulation on the scraper surface and affecting the scraping efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the external structure of the electrophoretic coating process and device for high salt spray performance iron parts of the present invention; Figure 2 It is a schematic diagram of the cross-sectional structure of the electrophoretic coating process and device for high salt spray performance iron parts of the present invention; Figure 3 It is a schematic diagram of the cross-sectional structure of the composite mechanism of the present invention; Figure 4 It is a schematic diagram of the structure of the clamping mechanism of the present invention; Figure 5 It is a schematic diagram of the friction mechanism structure of the present invention; Figure 6 It is a schematic diagram of the structure of the processing mechanism of the present invention; Figure 7 It is a schematic diagram of the cross-sectional structure of the scraping mechanism of the present invention; Figure 8 It is a schematic diagram of the cross-sectional structure of the drying mechanism of the present invention; Fig. 9 It is a schematic diagram of the structure of the rotating mechanism of the present invention; Fig.10 The figure is a schematic diagram of the electrophoretic coating process flow of high salt spray performance iron parts of the present invention.

[0020] In the figure: 1. composite mechanism; 2. processing mechanism; 3. drying mechanism; 4. motor; 11. composite shell; 12. composite top plate; 13. first electric push rod; 14. round block; 15. second electric push rod; 16. clamping mechanism; 17. cylindrical shell; 18. square plate; 19. connecting pipe; 161. receiving plate; 162. connecting plate; 163. spring rod; 164. clamping block; 165. friction block; 166. square cutout; 167. friction mechanism; 1671. arc bracket; 1672. friction column; 1673. square groove; 167 4. Silicone block; 21. Acceptor block; 22. Conical block; 23. Paddle board; 24. Paddle groove; 25. Connecting frame; 26. Bevel plate; 27. Scraping mechanism; 271. Connecting block; 272. Connecting column; 273. Spring bar; 274. Connecting plate; 275. Scraper; 276. Bevel groove; 31. Adapter box; 32. Dryer; 33. Connecting pipe; 34. Annular pipe; 35. Special-shaped pipe; 36. Annular track; 37. Rotating mechanism; 371. Connecting column; 372. Rotating block; 373. Square scraper; 374. Scraper groove. DETAILED DESCRIPTION

[0021] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

[0022] The first embodiment, as Figures 1 to 5 As shown, the present invention provides a technical solution: a high salt spray performance iron parts electrophoretic coating process and device, comprising a composite mechanism 1, the composite mechanism 1 is used to coat the high salt spray performance iron parts; A processing mechanism 2, the processing mechanism 2 is used for stirring the electrophoretic coating; A drying mechanism 3, which is used to dry the iron parts inside the composite mechanism 1; The bottom of the inner wall of the composite mechanism 1 is fixedly connected to the bottom of the processing mechanism 2, the top of the composite mechanism 1 is fixedly connected to the motor 4, and the outside of the composite mechanism 1 is fixedly connected to the outside of the drying mechanism 3; Among them, the composite mechanism 1 includes a composite shell 11, the outside of the composite shell 11 is fixedly connected to a first electric push rod 13, the top of the first electric push rod 13 is fixedly connected to a composite top plate 12, the top of the composite top plate 12 is fixedly connected to the output end of the bottom of the motor 4, the bottom of the motor 4 is fixedly connected to a circular block 14, the outside of the circular block 14 is rotatably connected to the inside of the composite top plate 12, the bottom of the circular block 14 is fixedly connected to a second electric push rod 15, the bottom of the second electric push rod 15 is fixedly connected to a clamping mechanism 16, the bottom of the inner wall of the composite shell 11 is fixedly connected to a cylindrical shell 17, the inner wall of the cylindrical shell 17 is fixedly connected to a square plate 18, the bottom of the inner wall of the cylindrical shell 17 is fixedly connected to the bottom of the processing mechanism 2, and the outside of the composite shell 11 is fixedly connected to a connecting pipe 19. The composite top plate 12 is lifted by controlling the first electric push rod 13, and the clamping mechanism 16 clamps the iron parts to fix the materials, prevent shaking during operation, reduce personnel operation, improve personnel operation safety, and improve operation efficiency. Then the first electric push rod 13 closes the composite top plate 12 on the top of the composite shell 11, and the second electric push rod 15 controls the clamping mechanism 16 to put the iron parts into the cylindrical shell 17, immerse the iron parts to achieve the effect of coating, and the circular block 14 is driven by the motor 4 to rotate, so that the iron parts rotate in the electrophoretic paint, so as to achieve the effect of uniform coating and prevent uneven coating. The cylindrical shell 17 is connected to the square plate 18 to isolate the internal electrophoretic paint, reduce the flow space, prevent excessive vibration, and avoid liquid leakage. The connecting pipe 19 is connected to the inside of the cylindrical shell 17, and the electrophoretic paint is injected or extracted through the equipment.

[0023] The clamping mechanism 16 includes a receiving plate 161, the top of which is fixedly connected to the bottom of the second electric push rod 15, the bottom of which is fixedly connected to a connecting plate 162, a spring rod 163 is fixedly connected to an outer side of the connecting plate 162, a clamping block 164 is fixedly connected to an outer side of the spring rod 163 away from the connecting plate 162, a friction block 165 is fixedly connected between opposite surfaces of the clamping block 164, a square cutout 166 is provided on an outer side of the friction block 165, and a friction mechanism 167 is fixedly connected to an outer side of the clamping block 164 close to the friction block 165. The iron part is placed in the clamping block 164, and the spring rod 163 is squeezed and deformed by the iron part. At the same time, the elasticity of the spring plays a supporting role, so as to adjust the clamping range and increase the scope of application. Secondly, the iron part is rubbed by the friction block 165 to improve the fixing effect and prevent it from slipping. By opening the square incision 166, the heat dissipation effect is improved. The groove can increase the contact area between the friction block and the air, which helps to dissipate heat faster, reduce the temperature of the friction block during operation, and extend its service life.

[0024] The friction mechanism 167 includes an arc-shaped bracket 1671, one side of the outer side of the arc-shaped bracket 1671 is fixedly connected to one side of the outer side of the clamping block 164, a friction column 1672 is fixedly connected between the opposite surfaces of the arc-shaped bracket 1671, a square groove 1673 is provided on the outer side of the friction column 1672, and a silicone block 1674 is fixedly connected to the middle of one side of the outer side of the arc-shaped bracket 1671. The friction column 1672 is used to rub the surface of the iron part, thereby increasing the friction effect and the braking and fixing effect. By providing the square groove 1673, the friction effect is adjusted, the friction convenience is improved, and the weight of the components is reduced. The silicone block 1674 is made of silicone material, thereby playing a shock-absorbing and buffering effect, reducing component wear and extending the service life of the equipment.

[0025] The second embodiment is based on the first embodiment. Figure 6 to Figure 7 As shown, the processing mechanism 2 includes a receiving block 21, the bottom of the receiving block 21 is fixedly connected to the bottom of the inner wall of the cylindrical housing 17, the top of the receiving block 21 is rotatably connected to a conical block 22, the top of the conical block 22 is fixedly connected to a paddle board 23, and paddle surface grooves 24 are provided on both sides of the outside of the paddle board 23. After the circular block 14 is driven to rotate by the motor 4, the electrophoretic paint is caused to rotate and vibrate, providing kinetic energy for the processing mechanism 2, and the paddle board 23 is used to increase the force bearing area, improve the force bearing effect, and increase the rotational kinetic energy. By providing the paddle surface groove 24, the drainage effect is improved, which helps to reduce the water resistance, so that the paddle board moves more smoothly in the water, and the groove can guide the water flow to pass quickly, reduce the attachment and drag of water, and improve the speed and efficiency of the paddle board.

[0026] A connecting frame 25 is fixedly connected to the edge of the bottom of the conical block 22, a beveled plate 26 is fixedly connected to the top of the connecting frame 25, and a scraping mechanism 27 is fixedly connected to the side of the connecting frame 25 away from the beveled plate 26. The connecting frame 25 is connected to the beveled plate 26 to increase the stirring range, improve the activity of the coating liquid, speed up the liquid reaction speed, and improve the coating adsorption effect.

[0027] The scraping mechanism 27 includes a connecting block 271, the top of which is fixedly connected to the bottom of the connecting frame 25, the bottom of the connecting block 271 is rotatably connected to a connecting column 272, the inner wall of the connecting column 272 is provided with a spring bar 273, the inner wall of the connecting column 272 is slidably connected to a connecting plate 274, the side of the connecting plate 274 away from the spring bar 273 is fixedly connected to a scraper 275, and both sides of the outside of the scraper 275 are provided with beveled grooves 276. When the scraper 275 contacts with the impurity block, the connecting plate 274 squeezes the spring bar 273 to compress the spring bar 273, thereby achieving the effect of shock absorption and buffering, maintaining structural stability, reducing collision wear, and extending the service life of the equipment. The scraper 275 rubs the bottom of the inner wall of the cylindrical shell 17 to prevent adhesion and affect the coating effect, facilitate the later cleaning of the internal paint, and reduce the paint residue at the bottom of the equipment. By providing the bevel groove 276, the scraping effect is improved, making the scraping more uniform and thorough, improving the work quality, improving the chip removal effect, and avoiding accumulation on the scraper surface to affect the scraping efficiency.

[0028] The third embodiment is based on the first and second embodiments. Figures 8 to 10 As shown, the drying mechanism 3 includes a transfer box 31, a dryer 32 is fixedly connected to one side of the outside of the transfer box 31, a connecting pipe 33 is fixedly connected to one side of the outside of the transfer box 31 close to the composite shell 11, an annular pipe 34 is fixedly connected to one side of the outside of the connecting pipe 33, a special-shaped pipe 35 is fixedly connected to the side of the annular pipe 34 away from the connecting pipe 33, annular tracks 36 are fixedly connected to the upper and lower sides of the inner wall of the annular track 34, and a rotating mechanism 37 is slidably connected to one side of the outside of the annular track 36. Hot air is generated by the dryer 32, then enters the annular pipe 34 from the adapter box 31, and finally ejected from the special-shaped pipe 35, drying the iron parts, increasing the drying speed of the paint, and improving the performance of the paint film. Drying helps to improve the leveling, glossiness and appearance quality of the paint film, making the coating surface smoother and more uniform, and removing moisture from the paint. Drying can remove this moisture and prevent the residual moisture from causing blistering, peeling or reducing the anti-rust performance of the paint film. The special-shaped pipe 35 adopts a structure with wide ends and a narrow middle part. According to the Bernoulli principle, by reducing the diameter of the pipe, the effect of increasing the gas flow rate is achieved, thereby improving the drying efficiency.

[0029] The rotating mechanism 37 includes a connecting column 371, and the upper and lower sides of the outside of the connecting column 371 are slidably connected to the outside of the annular track 36. The outside of the connecting column 371 is rotatably connected to a rotating block 372, and the outside of the rotating block 372 is fixedly connected to a square scraper 373. Both sides of the outside of the square scraper 373 are provided with scraper grooves 374. The square scraper 373 is blown by hot air to make the connecting column 371 rotate on the surface of the annular track 36, so that the square scraper 373 rubs against the inner wall of the pipeline, thereby achieving the effect of friction cleaning, preventing impurities from accumulating, and avoiding affecting the ventilation effect. By providing the scraper groove 374, the chip removal effect is improved, the attachment of impurities is reduced, and the friction effect is avoided.

[0030] A high salt spray performance iron parts electrophoretic coating process, comprising the following steps: Step 1: fixation: placing the iron workpiece in the clamping mechanism 16 and stabilizing the iron workpiece by the clamping mechanism 16; Step 2: Soaking, by moving the clamping mechanism 16 into the cylindrical housing 17, so that the iron parts are in contact with the electrophoretic coating; Step 3, reaction, by rotating the processing mechanism 2, the coating and the iron workpiece are fully reacted to improve the coating coverage efficiency; Step 4: Drying: Drying the iron parts covered with the paint through the drying mechanism 3 to speed up the drying speed of the paint.

[0031] During use, the staff controls the first electric push rod 13 to make the composite top plate 12 slide upward, and clamps the iron parts through the clamping mechanism 16 to fix the materials, prevent the materials from falling, and facilitate painting. Then, the first electric push rod 13 is controlled to make the composite top plate 12 cover the top of the composite shell 11 to form a closed space to prevent leakage during the painting process. The second electric push rod 15 controls the clamping mechanism 16 to extend the iron parts into the cylindrical shell 17, and the coating liquid is sent into the cylindrical shell 17 through the connecting pipe 19, so that the iron parts are immersed in the cylindrical shell 17 and react in the coating. The circular block 14 is controlled by the motor 4 to rotate the iron parts in the coating liquid, thereby accelerating the coating coverage effect, thereby achieving the effect of uniform coating and avoiding uneven coating and affecting the anti-corrosion effect.

[0032] During the rotation of the iron parts, the coating liquid is rotated and agitated to provide kinetic energy for the processing mechanism 2, which accelerates the internal reaction speed of the coating liquid, increases the adhesion reaction speed of the coating liquid, improves the operation effect, and improves the product quality.

[0033] When the iron parts are soaked, the second electric push rod 15 is controlled to lift the material to facilitate the precipitation of the coating liquid on the surface of the iron parts and remove the excess coating. Then the drying mechanism 3 is started to dry the liquid on the surface of the iron parts, thereby accelerating the drying speed of the coating, and finally the iron parts are taken out.

[0034] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A high salt spray performance iron parts electrophoretic coating device, characterized in that: include: A composite mechanism (1), the composite mechanism (1) being used for coating iron parts with high salt spray performance; A processing mechanism (2), the processing mechanism (2) is used to stir the electrophoretic coating; A drying mechanism (3), the drying mechanism (3) being used to dry the iron parts inside the composite mechanism (1); The bottom of the inner wall of the composite mechanism (1) is fixedly connected to the bottom of the processing mechanism (2), the top of the composite mechanism (1) is fixedly connected to a motor (4), and the outside of the composite mechanism (1) is fixedly connected to the outside of the drying mechanism (3); The composite mechanism (1) comprises a composite shell (11), the outside of the composite shell (11) is fixedly connected to a first electric push rod (13), the top of the first electric push rod (13) is fixedly connected to a composite top plate (12), the top of the composite top plate (12) is fixedly connected to the output end of the bottom of the motor (4), the bottom of the motor (4) is fixedly connected to a circular block (14), the outside of the circular block (14) is rotatably connected to the inside of the composite top plate (12), the bottom of the circular block (14) is fixedly connected to a second electric push rod (15), the bottom of the second electric push rod (15) is fixedly connected to a clamping mechanism (16), the bottom of the inner wall of the composite shell (11) is fixedly connected to a cylindrical shell (17), the inner wall of the cylindrical shell (17) is fixedly connected to a square plate (18), the bottom of the inner wall of the cylindrical shell (17) is fixedly connected to the bottom of the processing mechanism (2), and the outside of the composite shell (11) is fixedly connected to a connecting pipe (19).

2. The electrophoretic coating device for high salt spray performance iron parts according to claim 1 is characterized in that: The clamping mechanism (16) comprises a receiving plate (161), the top of the receiving plate (161) is fixedly connected to the bottom of the second electric push rod (15), the bottom of the receiving plate (161) is fixedly connected to a connecting plate (162), a spring rod (163) is fixedly connected to an outer side of the connecting plate (162), a clamping block (164) is fixedly connected to an outer side of the spring rod (163) away from the connecting plate (162), a friction block (165) is fixedly connected between opposite surfaces of the clamping block (164), a square cutout (166) is provided on an outer side of the friction block (165), and a friction mechanism (167) is fixedly connected to an outer side of the clamping block (164) close to the friction block (165).

3. The electrophoretic coating device for high salt spray performance iron parts according to claim 2 is characterized in that: The friction mechanism (167) comprises an arc-shaped bracket (1671), one side of the outside of the arc-shaped bracket (1671) is fixedly connected to one side of the outside of the clamping block (164), a friction column (1672) is fixedly connected between opposite surfaces of the arc-shaped bracket (1671), a square groove (1673) is provided on the outside of the friction column (1672), and a silicone block (1674) is fixedly connected to the middle of one side of the outside of the arc-shaped bracket (1671).

4. The electrophoretic coating device for high salt spray performance iron parts according to claim 1, characterized in that: The processing mechanism (2) comprises a receiving block (21), the bottom of the receiving block (21) is fixedly connected to the bottom of the inner wall of the cylindrical shell (17), the top of the receiving block (21) is rotatably connected to a conical block (22), the top of the conical block (22) is fixedly connected to a paddle board (23), and paddle surface grooves (24) are provided on both sides of the outside of the paddle board (23).

5. The electrophoretic coating device for high salt spray performance iron parts according to claim 4 is characterized in that: A connecting frame (25) is fixedly connected to the edge of the bottom of the conical block (22), a bevel plate (26) is fixedly connected to the top of the connecting frame (25), and a scraping mechanism (27) is fixedly connected to the side of the connecting frame (25) away from the bevel plate (26).

6. The electrophoretic coating device for high salt spray performance iron parts according to claim 5, characterized in that: The scraping mechanism (27) comprises a connecting block (271), the top of the connecting block (271) is fixedly connected to the bottom of the connecting frame (25), the bottom of the connecting block (271) is rotatably connected to a connecting column (272), the inner wall of the connecting column (272) is provided with a spring bar (273), the inner wall of the connecting column (272) is slidably connected to a connecting plate (274), a scraper (275) is fixedly connected to the side of the connecting plate (274) away from the spring bar (273), and the scraper (275) is provided with chamfered grooves (276) on both sides of the outside.

7. The electrophoretic coating device for high salt spray performance iron parts according to claim 1, characterized in that: The drying mechanism (3) comprises a transfer box (31), a dryer (32) being fixedly connected to one side of the outside of the transfer box (31), a connecting pipe (33) being fixedly connected to one side of the outside of the transfer box (31) close to the composite shell (11), an annular pipe (34) being fixedly connected to one side of the outside of the connecting pipe (33), a special-shaped pipe (35) being fixedly connected to one side of the annular pipe (34) away from the connecting pipe (33), an annular track (36) being fixedly connected to both upper and lower sides of the inner wall of the annular track (34), and a rotating mechanism (37) being slidably connected to one side of the outside of the annular track (36).

8. The electrophoretic coating device for high salt spray performance iron parts according to claim 7, characterized in that: The rotating mechanism (37) comprises a connecting column (371), the upper and lower sides of the outside of the connecting column (371) are slidably connected to the outside of the annular track (36), the outside of the connecting column (371) is rotatably connected to a rotating block (372), the outside of the rotating block (372) is fixedly connected to a square scraper (373), and scraper grooves (374) are provided on both sides of the outside of the square scraper (373).

9. A high salt spray performance iron parts electrophoretic coating process, characterized in that: The following steps are involved: Step 1: fixing, placing the iron workpiece in the clamping mechanism (16), and stabilizing the iron workpiece by the clamping mechanism (16); Step 2: soaking, by moving the clamping mechanism (16) into the interior of the cylindrical housing (17) so that the iron part comes into contact with the electrophoretic coating; Step 3, reaction, wherein the coating material and the iron workpiece are fully reacted by rotating the processing mechanism (2) to improve the coating material coverage efficiency; Step 4: Drying: Drying the iron parts covered with the paint by means of a drying mechanism (3) to accelerate the drying speed of the paint.

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