Rust coating multifunctional water-based paint and preparation method thereof

Abstract

The invention relates to the technical field of paint preparation, and discloses a preparation method of a rusty coating multifunctional water-based paint, which comprises the following steps: conveying a proper amount of polyaspartic acid ester, pigment filler, dispersing agent, defoaming agent, flatting agent, chain extender, anhydrous n-butyl acetate and curing agent into mixing equipment; stirring the polyaspartic acid ester, the pigment and filler, the dispersing agent, the defoaming agent, the flatting agent, the chain extender, the anhydrous n-butyl acetate and the curing agent through the operation of the mixing equipment; discharging the coating prepared in the mixing equipment; and metering and packaging the obtained coating. The multifunctional water-based paint with rust coating can be efficiently prepared, impurities attached to the interior of the mixing tank can be rapidly discharged, the preparation method is simple and convenient, equipment used for preparing the paint is high in working performance, and therefore the product quality of the paint is effectively improved.

Description

Technical Field

[0001] The invention relates to the technical field of coating preparation, in particular to multifunctional water-based coating for rust-coating and a preparation method thereof. Background Art

[0002] Rust-proof water-based paint is a kind of paint that can be directly applied on the rusty steel surface. In the process of preparing rust-proof water-based paint, corresponding processing equipment is needed to mix the various raw materials.

[0003] Although the existing processing equipment can mix and stir the various component raw materials of the coating, during the application process, some impurities mixed in the various component raw materials will often adhere to the inner wall of the processing equipment as the stirring component runs. After the mixing of the various component raw materials is completed and discharged, in order to avoid the impurities attached to the inside of the processing equipment affecting the normal operation of the processing equipment, the staff is often required to regularly clean the inside of the processing equipment. This process is not only time-consuming and labor-intensive, but also affects the preparation progress of the coating. For this reason, we proposed a multifunctional water-based coating for rust-resistant coating and a preparation method thereof. Summary of the invention

[0004] In order to solve the technical problem of poor tooling performance of existing paint processing equipment, the present invention provides a rust-coating multifunctional water-based paint and a preparation method thereof.

[0005] The present invention is implemented by the following technical solutions:

[0006] The preparation method of the multifunctional water-based paint for rust coating comprises the following steps:

[0007] S1: conveying appropriate amounts of polyaspartic acid ester, pigments and fillers, dispersants, defoamers, leveling agents, chain extenders, anhydrous butyl acetate and curing agents into a mixing device;

[0008] S2: stirring polyaspartic acid ester, pigments and fillers, dispersants, defoamers, leveling agents, chain extenders, anhydrous butyl acetate and curing agents through the operation of a mixing device;

[0009] S3: discharge the coating prepared inside the mixing device;

[0010] S4: The obtained coating is measured and packaged.

[0011] As a further improvement of the above scheme, the mixing device includes a mixing tank and a mounting plate arranged at one end of the mixing tank, the mixing tank is slidably connected to a push plate inside, a mounting port is provided at one end of the mixing tank, a closing plate is rotatably connected inside the mounting port, a plurality of feeding pipes are installed on the top of the mixing tank, a plurality of sliding holes are provided on the closing plate, a mixing rod is slidably penetrated inside the sliding holes, a mounting ring is provided between the mixing tank and the mounting plate, a ring groove 1 is provided on one side of the mounting ring close to the mixing tank, a connecting ring is slidably connected inside the ring groove 1, one end of the mixing rod is fixed on the push plate, and the mixing The other end of the rod is fixed on the connecting ring, and a driving shaft is provided inside the mounting ring. One end of the driving shaft is fixed on the middle part of the closing plate, and the other end of the driving shaft is transmission-connected to a motor fixed on the mounting plate. A driving sleeve is embedded on the top of the mounting ring, and a screw rod is passed through the internal thread of the driving sleeve. One end of the screw rod is rotationally connected to the mixing tank, and the other end of the screw rod is rotationally connected to the mounting plate. The outer walls of the driving shaft and the screw rod are fixedly sleeved with a transmission wheel, and a transmission belt is provided on the outside of the transmission wheel for transmission of the transmission wheel. The raw materials inside the mixing tank can be stirred by the operation of the above components.

[0012] As a further improvement of the above scheme, the output end of the feed pipe is located between the closing plate and the push plate, and the mixing rod slides in the notch of the annular groove 1. The raw materials can be transported to between the closing plate and the push plate through the feed pipe arranged between the closing plate and the push plate.

[0013] As a further improvement of the above scheme, the installation port is a circular structure, the closing plate is a circular block, the inner wall of the installation port is provided with an annular groove 2, and the outer wall of the closing plate is fixed with multiple stabilizing blocks that slide inside the annular groove 2. The closing plate inside the installation port can be limited by the cooperation of the annular groove 2 and the stabilizing blocks.

[0014] As a further improvement of the above scheme, a discharge pipe is installed at the bottom of the mixing tank near one end of the mounting plate, and the end of the discharge pipe away from the mixing tank is connected to a processing box, and the end of the processing box away from the mixing tank is connected to a discharge channel, and the end of the discharge channel away from the processing box is provided with a discharge port, and a closing frame is provided between the discharge port and the processing box, and the closing frame is used to close the discharge port, and a transmission plate is fixed on the top of the closing frame, and a pushing block corresponding to the mounting ring is fixed on the side of the transmission plate close to the mounting ring, and a blocking block sliding inside the discharge channel is provided at the end of the discharge port away from the closing frame, and a winding shaft is provided on the side of the mounting plate away from the mixing tank, and one end of the winding shaft is transmission-connected to motor 2, and a connecting plate 1 is fixed on the outer side of the motor 2, and the other end of the winding shaft is rotatably connected to connecting plate 2, and the connecting plate 1 and the connecting plate 2 are fixed on the mounting plate, and the top of the blocking block The transmission gear of the present invention is a gear selected from the group consisting of a gearbox and a gearbox, and a gear train is connected with the gear train to form a circuitous bearing on the frame of the machine.

[0015] As a further improvement of the above scheme, the transmission plate is provided with a plurality of mounting holes, a mounting rod is slidably penetrated inside the mounting holes, one end of the mounting rod is fixed on the discharge channel, a stop block is fixed on the other end of the mounting rod, and a reset spring is provided on the outer movable sleeve of the mounting rod. When the paint inside the discharge pipe and the processing box is pumped into the discharge channel, the mounting ring is reset and displaced. When the mounting ring is separated from the pushing block, the reset elasticity of the reset spring pushes the transmission plate to reset and displace, driving the closing frame to open the discharge port. At this time, the paint shell inside the discharge channel is discharged through the discharge port.

[0016] As a further improvement of the above scheme, the filter is located between the discharge pipe and the discharge channel, the top of the discharge channel is provided with a through hole, the connecting belt slides inside the through hole, a plurality of supporting legs 1 are fixed to the outside of the mixing tank, a plurality of supporting legs 2 are fixed to the bottom of the processing box, the end of the connecting shaft located outside the processing box is rotatably connected with a positioning block, and the end of the positioning block away from the connecting shaft is fixed on the adjacent supporting leg 2, and the connecting belt can slide flexibly through the through hole, the mixing tank can be supported by the supporting leg 1, the processing box can be supported by the supporting leg 2, and the connecting shaft can be stabilized by the positioning block.

[0017] As a further improvement of the above scheme, a slide opening 1 is provided at the bottom of the mounting ring, the processing box is slidably matched with the slide opening 1, a slide opening 2 is provided at the bottom of the mounting plate, the transmission plate slides inside the slide opening 2, and a butterfly valve is installed on the discharge pipe, the discharge pipe can be closed by the butterfly valve, and the discharge pipe can be opened by rotating the butterfly valve.

[0018] As a further improvement of the above scheme, the mounting ring is provided with a stabilizing hole, a stabilizing rod is slidably inserted into the interior of the stabilizing hole, one end of the stabilizing rod is fixed on the mixing tank, and the other end of the stabilizing rod is fixed on the mounting plate, and the displacement of the mounting ring can be limited by the cooperation of the stabilizing hole and the stabilizing rod.

[0019] The multifunctional water-based paint for rust coating prepared by the method comprises component A and component B, wherein component A is composed of the following components by mass percentage: 40-50% of polyaspartic acid ester, 30-40% of pigment and filler, 0.3-1% of dispersant, 0.3-1% of defoamer, 0.2-0.5% of leveling agent, 3-5% of chain extender and balance of anhydrous butyl acetate; and component B is composed of the following components by mass percentage: 90-100% of curing agent and balance of anhydrous butyl acetate.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] 1. The present invention can efficiently prepare multifunctional water-based paint for rust-coating, can quickly discharge impurities attached to the inside of the mixing tank, and prevent the impurities attached to the inside of the mixing tank from affecting the preparation of the paint. The preparation method is simple, and the equipment used in preparing the paint has high working performance, thereby effectively improving the product quality of the paint.

[0022] 2. The present invention can prompt the paint inside the mixing tank to pass through the mixing tank quickly, with fast discharge efficiency. The paint and impurities attached to the stirring component can be scraped off to prevent the impurities on the stirring component from affecting the purity of subsequent paint. The impurities mixed in the paint can be removed to improve the purity of the paint. The paint remaining in the equipment can be extracted to avoid paint waste and save costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the structure of a mixing device in a method for preparing a multifunctional water-based paint for rust coating;

[0024] Figure 2 is a cross-sectional view of a mixing device;

[0025] Figure 3 is a cross-sectional view of a process box in a mixing device;

[0026] Figure 4 for Figure 3 The enlarged structural diagram at A in the middle;

[0027] Figure 5 A schematic diagram of the installation ring in the mixing device;

[0028] Figure 6 A cross-sectional view of a mounting plate in a mixing device;

[0029] Figure 7 is a schematic diagram of a take-up reel in a mixing device;

[0030] Figure 8 Schematic diagram of the discharge port in the mixing equipment.

[0031] Description of main symbols:

[0032] 1. Mixing tank; 2. Closing plate; 3. Push plate; 4. Mounting ring; 5. Annular groove one; 6. Connecting ring; 7. Mixing rod; 8. Driving shaft; 9. Screw rod; 10. Processing box; 11. Discharge pipe; 12. Discharge channel; 13. Filter screen; 14. Connecting shaft; 15. Closing frame; 16. Transmission plate; 17. Mounting rod; 18. Gear two; 19. Rack plate two; 20. Linking block; 21. Rack plate one; 22. Block; 23. Winding shaft; 24. Connecting belt; 25. Gear one; 26. Support leg one; 27. Positioning block; 28. Butterfly valve; 29. ​​Stabilizing rod; 30. Mounting plate; 31. Discharge port; 32. Push block; 33. Driving sleeve; 34. Dredge brush; 35. Slide one; 36. Support leg two. DETAILED DESCRIPTION

[0033] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0034] Embodiment 1:

[0035] The multifunctional water-based paint for rust coating and the preparation method thereof comprise the following steps:

[0036] S1: conveying appropriate amounts of polyaspartic acid ester, pigments and fillers, dispersants, defoamers, leveling agents, chain extenders, anhydrous butyl acetate and curing agents into a mixing device;

[0037] S2: stirring polyaspartic acid ester, pigments and fillers, dispersants, defoamers, leveling agents, chain extenders, anhydrous butyl acetate and curing agents through the operation of a mixing device;

[0038] S3: discharge the coating prepared inside the mixing device;

[0039] S4: The obtained coating is measured and packaged.

[0040] Embodiment 2:

[0041] Combination Figure 1 and Figure 2 Based on Example 1, this embodiment is further improved in that:

[0042] The mixing device includes a mixing tank 1 and a mounting plate 30 arranged at one end of the mixing tank 1, a push plate 3 is slidably connected inside the mixing tank 1, a mounting port is provided at one end of the mixing tank 1, a closing plate 2 is rotatably connected inside the mounting port, a plurality of feeding pipes are installed on the top of the mixing tank 1, a plurality of sliding holes are provided on the closing plate 2, a mixing rod 7 is slidably penetrated inside the sliding holes, a mounting ring 4 is provided between the mixing tank 1 and the mounting plate 30, a ring groove 5 is provided on one side of the mounting ring 4 close to the mixing tank 1, a connecting ring 6 is slidably connected inside the ring groove 5, one end of the mixing rod 7 is fixed on the push plate 3, the other end of the mixing rod 7 is fixed on the connecting ring 6, a driving shaft 8 is provided inside the mounting ring 4, one end of the driving shaft 8 is fixed to the middle part of the closing plate 2, the other end of the driving shaft 8 is fixed to the middle part of the closing plate 2, One end is connected to a motor 1 fixed on a mounting plate 30 for transmission. Motor 1 is a forward and reverse stepping motor. A driving sleeve 33 is embedded on the top of the mounting ring 4. A screw rod 9 is passed through the internal thread of the driving sleeve 33. One end of the screw rod 9 is rotatably connected to the mixing tank 1, and the other end of the screw rod 9 is rotatably connected to the mounting plate 30. The outer walls of the driving shaft 8 and the outer walls of the screw rod 9 are fixedly sleeved with a transmission wheel. A transmission belt is provided on the outside of the transmission wheel for transmission of the transmission wheel. A sufficient amount of raw materials is transported to the inside of the mixing tank 1 through a feed pipe. Through the intermittent operation of motor 1, the driving shaft 8 is driven to rotate intermittently in forward and reverse directions, the closing plate 2 is driven to rotate, and the mixing rod 7 is driven to rotate. At this time, the raw materials in the mixing tank 1 can be stirred by the rotating mixing rod 7.

[0043] The output end of the feed pipe is located between the closing plate 2 and the push plate 3, and the mixing rod 7 slides in the notch of the annular groove 5. The feed pipe arranged between the closing plate 2 and the push plate 3 can transport the raw materials to between the closing plate 2 and the push plate 3.

[0044] The installation opening is a circular structure, the closing plate 2 is a circular block, the inner wall of the installation opening is provided with an annular groove 2, and the outer wall of the closing plate 2 is fixed with a plurality of stabilizing blocks that slide inside the annular groove 2. The closing plate 2 inside the installation opening can be limited by the cooperation of the annular groove 2 and the stabilizing blocks.

[0045] Embodiment 3:

[0046] Combination Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8On the basis of Example 2, this embodiment is further improved in that: a discharge pipe 11 is installed at the bottom of the mixing tank 1 near the mounting plate 30, and the end of the discharge pipe 11 away from the mixing tank 1 is connected to the processing box 10, and a movable door is hinged on the outer side of the processing box 10, and a sealing ring is provided on the outer side of the movable door. The end of the processing box 10 away from the mixing tank 1 is connected to the discharge channel 12, and the end of the discharge channel 12 away from the processing box 10 is provided with a discharge port 31. A closed frame 15 is provided between the discharge port 31 and the processing box 10 and is slidably sleeved on the outside of the discharge channel 12. The closed frame 15 is used to close the discharge port 31. A transmission plate 16 is fixed on the top of the closed frame 15, and a push block 32 corresponding to the mounting ring 4 is fixed on the side of the transmission plate 16 close to the mounting ring 4. A blocking block 22 which slides inside the discharging channel 12 is provided at one end of the discharging port 31 away from the closing frame 15, a winding shaft 23 is provided at one side of the mounting plate 30 away from the mixing tank 1, one end of the winding shaft 23 is transmission-connected with a motor 2 which is a forward and reverse stepping motor, a connecting plate 1 is fixed to the outside of the motor 2, the other end of the winding shaft 23 is rotationally connected with a connecting plate 2, the connecting plate 1 and the connecting plate 2 are fixed on the mounting plate 30, a connecting belt 24 is fixed on the top side of the blocking block 22, the end of the connecting belt 24 away from the blocking block 22 is fixed on the outer wall of the winding shaft 23, a gear 25 is fixedly sleeved on the outer wall of the winding shaft 23, a rack plate 21 meshing with the gear 25 is provided on one side of the gear 25, a linkage block 20 is fixed to the bottom end of the rack plate 21, and the linkage block A rack plate 219 is fixed to the bottom end of 20, a connecting hole is provided at one end of the processing box 10 away from the mixing tank 1, a connecting shaft 14 is slidably penetrated inside the connecting hole, a filter screen 13 fixed inside the processing box 10 is movably sleeved outside the connecting shaft 14 located inside the processing box 10, a dredging brush 34 with multiple bristles in contact with the filter screen 13 is fixed on the outer wall of the connecting shaft 14 located inside the processing box 10, the dredging brush 34 rotates inside the processing box 10, and a gear 218 meshing with the rack plate 219 is fixedly sleeved on the outer wall of the connecting shaft 14 located outside the processing box 10. When the raw materials inside the mixing tank 1 are evenly stirred, the driving shaft 8 can be driven to rotate by the operation of the motor 1, and the screw rod 9 can be driven to rotate by the transmission cooperation of the transmission wheel and the transmission belt. The driving sleeve 33 and the mounting ring 4 are displaced through the cooperation of the screw rod 9 and the driving sleeve 33, and the mixing rod 7 and the pushing plate 3 are displaced. At this time, the displaced pushing plate 3 will push the paint in the mixing tank 1 into the discharge pipe 11, and the displaced pushing plate 3 will scrape the impurities attached to the inner wall of the mixing tank 1, so that the paint and impurities enter the discharge pipe 11, and the impurities attached to the outside of the mixing rod 7 can be scraped off through the sliding hole, so that the paint and impurities enter the discharge pipe 11. When the paint and impurities enter the discharge pipe 11, the paint and impurities entering the discharge pipe 11 will enter the processing box 10, and the impurities mixed in the paint will be filtered and removed through the filter screen 13 inside the processing box 10.At this time, the paint filtered by the filter screen 13 will enter the discharge channel 12. At this time, the corresponding receiving container can be placed under the discharge port 31. The paint can be transported to the receiving container through the discharge port 31 on the discharge channel 12, and the prepared paint can be received by the receiving container. When the mounting ring 4 contacts the pushing block 32 during displacement, the push plate 3 is not in contact with the inner wall of the right end of the mixing tank 1. At this time, the mounting ring 4 that continues to move will push the pushing block 32 and the closing frame 15 to move, driving the closing frame 15 to close the discharge port 31. At this time, the push plate 3 contacts the inner wall of the right end of the mixing tank 1. The paint inside the equipment will be retained in the discharge pipe 11 and the processing box 10, and then the motor 2 can be operated to drive the reel 23 to rotate, and drive the reel 23 to reel the connecting belt 24. As the connecting belt 24 is reeled, the block 22 will move vertically inside the discharge channel 12. As the block 22 moves vertically, the paint retained in the discharge pipe 11 and the processing box 10 will be pumped into the discharge channel 12, avoiding the paint remaining in the discharge pipe 11 and the processing box 10 from drying up inside the discharge pipe 11 and the processing box 10, causing the discharge pipe 11 to be blocked, thereby improving the endurance of the discharge pipe 11.

[0047] When the winding shaft 23 rotates, it will drive the gear 1 25 to rotate, drive the rack plate 1 21, the linkage block 20 and the rack plate 2 19 to move vertically upward, drive the gear 2 18 to rotate, and drive the connecting shaft 14 to rotate. At this time, the rotating connecting shaft 14 can drive the dredging brush 34 to rotate, and the rotating dredging brush 34 can dredge the filter 13 to prevent the filter holes of the filter 13 from being blocked after a long period of filtering work, thereby improving the endurance of the filter 13.

[0048] The transmission plate 16 is provided with a plurality of mounting holes, and a mounting rod 17 is slidably penetrated inside the mounting hole. One end of the mounting rod 17 is fixed on the discharge channel 12, and a stop block is fixed on the other end of the mounting rod 17. A return spring is provided on the outer movable sleeve of the mounting rod 17. When the coating in the discharge pipe 11 and the processing box 10 is pumped into the discharge channel 12, the mounting ring 4 is then reset and displaced. When the mounting ring 4 is separated from the pushing block 32, the reset elasticity of the reset spring pushes the transmission plate 16 to reset and displace, driving the closing frame 15 to open the discharge port 31. At this time, the coating shell located inside the discharge channel 12 is discharged through the discharge port 31.

[0049] The filter screen 13 is located between the discharge pipe 11 and the discharge channel 12. A perforation is provided on the top of the discharge channel 12. The connecting belt 24 slides inside the perforation. A plurality of supporting legs 26 are fixed to the outside of the mixing tank 1, and a plurality of supporting legs 2 36 are fixed to the bottom of the processing box 10. The end of the connecting shaft 14 located outside the processing box 10 is rotatably connected to a positioning block 27. The end of the positioning block 27 away from the connecting shaft 14 is fixed on the adjacent supporting leg 2 36. The connecting belt 24 can slide flexibly through the perforation. The mixing tank 1 can be supported by the supporting leg 1 26, and the processing box 10 can be supported by the supporting leg 2 36. The connecting shaft 14 can be stabilized by the positioning block 27.

[0050] A slide opening 35 is provided at the bottom of the mounting ring 4, and the processing box 10 is slidably matched with the slide opening 35. A slide opening 2 is provided at the bottom of the mounting plate 30, and the transmission plate 16 slides inside the slide opening 2. A butterfly valve 28 is installed on the discharge pipe 11, and the discharge pipe 11 can be closed by the butterfly valve 28. The discharge pipe 11 can be opened by rotating the butterfly valve 28.

[0051] The mounting ring 4 is provided with a stabilizing hole, and a stabilizing rod 29 is slidably inserted into the interior of the stabilizing hole. One end of the stabilizing rod 29 is fixed on the mixing tank 1, and the other end of the stabilizing rod 29 is fixed on the mounting plate 30. The displacement of the mounting ring 4 can be limited by the cooperation of the stabilizing hole and the stabilizing rod 29.

[0052] The multifunctional water-based paint for rust coating prepared by the method comprises component A and component B, wherein component A is composed of the following components by mass percentage: 40-50% of polyaspartic acid ester, 30-40% of pigment and filler, 0.3-1% of dispersant, 0.3-1% of defoamer, 0.2-0.5% of leveling agent, 3-5% of chain extender and balance of anhydrous butyl acetate; and component B is composed of the following components by mass percentage: 90-100% of curing agent and balance of anhydrous butyl acetate.

[0053] The above-mentioned embodiments are only preferred embodiments of the present invention and cannot be used to limit the scope of protection of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A method for preparing a multifunctional water-based paint for rust coating, comprising the following steps: S1: conveying appropriate amounts of polyaspartic acid ester, pigments and fillers, dispersants, defoamers, leveling agents, chain extenders, anhydrous butyl acetate and curing agents into a mixing device; S2: stirring polyaspartic acid ester, pigments and fillers, dispersants, defoamers, leveling agents, chain extenders, anhydrous butyl acetate and curing agents through the operation of a mixing device; S3: discharge the coating prepared inside the mixing device; S4: The obtained coating is measured and packaged.

2. The method for preparing the multifunctional water-based paint for rust coating according to claim 1, characterized in that: The mixing device comprises a mixing tank and a mounting plate arranged at one end of the mixing tank, a push plate is slidably connected inside the mixing tank, a mounting port is provided at one end of the mixing tank, a closing plate is rotatably connected inside the mounting port, a plurality of feeding pipes are installed on the top of the mixing tank, a plurality of sliding holes are provided on the closing plate, a mixing rod is slidably penetrated inside the sliding hole, a mounting ring is provided between the mixing tank and the mounting plate, a ring groove 1 is provided on one side of the mounting ring close to the mixing tank, a connecting ring is slidably connected inside the ring groove 1, one end of the mixing rod is fixed on the push plate, and the other end of the mixing rod is fixed on the connecting ring, a driving shaft is provided inside the mounting ring, one end of the driving shaft is fixed to the middle part of the closing plate, and the other end of the driving shaft is drivingly connected to a motor 1 fixed on the mounting plate, a driving sleeve is embedded on the top of the mounting ring, a screw rod is threadedly penetrated inside the driving sleeve, one end of the screw rod is rotatably connected to the mixing tank, and the other end of the screw rod is rotatably connected to the mounting plate, a transmission wheel is fixedly sleeved on the outer wall of the driving shaft and the outer wall of the screw rod, and a transmission belt driven by the transmission wheel is provided on the outside of the transmission wheel.

3. The method for preparing the multifunctional water-based paint for rust coating according to claim 2, characterized in that: The output end of the material conveying pipe is located between the closing plate and the pushing plate, and the mixing rod slides in the notch of the annular groove.

4. The method for preparing the multifunctional water-based paint for rust coating according to claim 2, characterized in that: The installation opening is a circular structure, the closing plate is a circular block, the inner wall of the installation opening is provided with a second annular groove, and the outer wall of the closing plate is fixed with a plurality of stabilizing blocks which slide inside the second annular groove.

5. The method for preparing the multifunctional water-based paint for rust coating according to claim 2, characterized in that: A discharge pipe is installed at the bottom of the mixing tank near one end of the mounting plate, and the end of the discharge pipe away from the mixing tank is connected to a processing box, and the end of the processing box away from the mixing tank is connected to a discharge channel, and the end of the discharge channel away from the processing box is provided with a discharge port, and a closing frame slidably sleeved on the outside of the discharge channel is provided between the discharge port and the processing box, and the closing frame is used to close the discharge port, and a transmission plate is fixed on the top of the closing frame, and a pushing block corresponding to the mounting ring is fixed on the side of the transmission plate close to the mounting ring, and a blocking block sliding inside the discharge channel is provided at the end of the discharge port away from the closing frame, and a winding shaft is provided on the side of the mounting plate away from the mixing tank, and one end of the winding shaft is transmission-connected to motor 2, and a connecting plate 1 is fixed to the outer side of the motor 2, and the other end of the winding shaft is rotatably connected to connecting plate 2. The cam is secured to the bottom of the gear and is engageable with the gear of the member, and the cam is secured on a 480 degree angle to the top of the gear train, the cam being secured on a 480 degree angle to the top of the gear train, the cam being engageable with the gear of the member, and engageable with the gear of the member.

6. The method for preparing the multifunctional water-based paint for rust-proof coating according to claim 5, characterized in that: The transmission plate is provided with a plurality of mounting holes, a mounting rod is slidably penetrated inside the mounting hole, one end of the mounting rod is fixed on the discharge channel, a stopper is fixed on the other end of the mounting rod, and a return spring is provided on the outer movable sleeve of the mounting rod.

7. The method for preparing the multifunctional water-based paint for rust-proof coating according to claim 5, characterized in that: The filter is located between the discharge pipe and the discharge channel. A perforation is provided on the top of the discharge channel. The connecting belt slides inside the perforation. A plurality of supporting legs 1 are fixed to the outside of the mixing tank. A plurality of supporting legs 2 are fixed to the bottom of the processing box. A positioning block is rotatably connected to the end of the connecting shaft located outside the processing box. The end of the positioning block away from the connecting shaft is fixed to the adjacent supporting leg 2.

8. The method for preparing the multifunctional water-based paint for rust-proof coating according to claim 5, characterized in that: The bottom of the mounting ring is provided with a first slide, the processing box is slidably matched with the first slide, the bottom of the mounting plate is provided with a second slide, the transmission plate slides inside the second slide, and a butterfly valve is installed on the discharge pipe.

9. The method for preparing the rust-coating multifunctional water-based paint according to claim 2, characterized in that: The mounting ring is provided with a stabilizing hole, a stabilizing rod is slidably penetrated inside the stabilizing hole, one end of the stabilizing rod is fixed on the mixing tank, and the other end of the stabilizing rod is fixed on the mounting plate.

10. The multifunctional water-based paint for rust coating prepared by the method for preparing the multifunctional water-based paint for rust coating according to claim 1, characterized in that: The invention comprises component A and component B. Component A is composed of the following components by mass percentage: 40-50% of polyaspartic acid ester, 30-40% of pigment and filler, 0.3-1% of dispersant, 0.3-1% of defoamer, 0.2-0.5% of leveling agent, 3-5% of chain extender and the balance of anhydrous butyl acetate; and component B is composed of the following components by mass percentage: 90-100% of curing agent and the balance of anhydrous butyl acetate.

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