Thermosetting powder coating preparation cooling device

Abstract

The invention provides a thermosetting powder coating preparation cooling device which comprises a workbench, a mounting frame is arranged at the top of one end of the workbench, a hopper is connected to the top of the mounting frame, supporting frames are symmetrically connected to the bottom of the mounting frame along the hopper, and two pressing rollers driven by a first motor are connected between the two supporting frames. The hopper is located over the two pressing rollers, a supporting frame connected with the supporting frame is arranged on one sides of the pressing rollers, an arc-shaped plate is connected to the end, close to the pressing rollers, of the supporting frame, the arc-shaped plate is in clearance fit with the outer walls of the pressing rollers, and the arc-shaped plate located in the supporting frame is connected with third connecting pipes distributed in an S shape. The two ends of the third connecting pipe are both connected with second connecting pipes, and the tail ends of the two second connecting pipes located on the same side are both connected with the first connecting pipe. Through arrangement of circulating cold water and the first draught fan, primary cooling of the coating is achieved, secondary cooling of the coating can be achieved under the action of the second draught fan and the refrigeration piece, and the cooling efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of coating preparation, in particular to a cooling device for preparing thermosetting powder coating. Background Art

[0002] Thermosetting powders have good functionality and good decorative properties, have excellent adhesion properties, and usually do not require primer. These powder coatings are usually applied to mechanically or chemically pre-treated substrates and can be formulated to provide a variety of different functions.

[0003] In the process of preparing powder coating, the raw materials need to be mixed, heated to above 90 degrees, and then crushed. Since powder coating has good toughness at high temperature and is difficult to crush, the crushed particles need to be cooled to a temperature with good brittleness to be more uniform. Existing powder coating preparation devices all use natural cooling, which is low in cost but time-consuming, resulting in low production efficiency of powder coating. To this end, we proposed a cooling device for preparing thermosetting powder coating. Summary of the invention

[0004] In view of the disadvantage that the existing powder coating preparation devices all adopt natural cooling, which is low in cost but time-consuming, resulting in low production efficiency of powder coating, the present invention provides a thermosetting powder coating preparation cooling device, which has the advantages of being able to cool the coating twice, which is beneficial to the rapid molding of the coating and the next step of crushing processing, effectively improving the cooling efficiency, and solving the problems raised in the above-mentioned background technology.

[0005] The technical solution of the present invention is achieved as follows: a thermosetting powder coating preparation cooling device comprises a workbench, a mounting frame is arranged on the top of one end of the workbench, the top of the mounting frame is connected to a hopper, and a support frame is symmetrically connected along the hopper at the bottom of the mounting frame, two pressing rollers driven by a first motor are connected between the two support frames, the hopper is located directly above the two pressing rollers, a support frame connected to the support frame is provided on one side of the pressing roller, an arc plate is connected to one end of the support frame close to the pressing roller, the arc plate and the outer wall of the pressing roller are gap-matched, a third connecting pipe with an S-shaped distribution is connected to the arc plate located in the support frame, both ends of the third connecting pipe are connected to the second connecting pipe, the ends of the two second connecting pipes located on the same side are connected to the first connecting pipe, and the ends of the first connecting pipe are connected to a circulating water tank.

[0006] Optionally, the end of the support frame away from the arc-shaped plate is fixedly connected to a third frame, and the third frame is fixedly connected to the plurality of first fans.

[0007] Optionally, openings are provided at both ends of the support frame, a connecting block passing through the opening is fixedly connected to the side wall of the support frame, a connecting side plate is fixedly connected to the end of the connecting block, and the connecting side plate is connected to the side of the support frame.

[0008] Optionally, a plurality of transmission rollers are rotatably connected in the workbench, a transmission belt is connected to the transmission rollers, a second motor is fixedly connected to the transmission roller at one end, and a plurality of ventilation holes are arranged on the transmission belt.

[0009] Optionally, the bottom of the workbench is symmetrically connected to the base, the circulating water tank is connected to the top of the base, and the bottom of the mounting frame is fixedly connected to the mounting plate, and the mounting plate is fastened to the top of the workbench.

[0010] Optionally, a mounting seat fastened to the inner wall of the workbench is provided between adjacent driving rollers, a refrigeration fin is connected to the top of the mounting seat, and a plurality of third fans are fixedly connected to the bottom of the mounting seat.

[0011] Optionally, a first frame is arranged on the top of the mounting seat, four corners of the first frame are fastened to the mounting seat through first legs, and a plurality of second fans are connected to the first frame.

[0012] Optionally, a plurality of heat dissipation fins are fixedly connected to the bottom of the refrigeration plate, and the heat dissipation fins are located between the refrigeration plate and the third fan.

[0013] Optionally, a second frame is provided at the bottom of the mounting seat, the top four corners of the second frame are fastened to the mounting seat via second legs, and the third fan is connected to the second frame.

[0014] Compared with the prior art, the present invention extrude the paint in the hopper and transport it between two pressing rollers, and achieves preliminary cooling under the action of the third connecting pipe in the support frame, the circulating cold water and the first fan. After the paint is transported to the top of the transmission belt, under the action of the second fan and the refrigeration plate, the cold air can be blown onto the paint at the top of the transmission belt, thereby achieving secondary cooling of the paint, which is beneficial to the rapid molding of the paint and the next step of crushing processing, effectively improving the cooling efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a schematic diagram of the structure of the present invention.

[0017] Figure 2 It is a schematic diagram of the bottom structure of the present invention.

[0018] Figure 3 It is a schematic diagram of the internal structure of the workbench of the present invention.

[0019] Figure 4 This is a schematic diagram of the connection between the second frame and the third fan of the present invention.

[0020] Figure 5 It is a connection schematic diagram of the first connecting pipe, the second connecting pipe and the circulating water tank of the present invention.

[0021] Figure 6 It is a schematic diagram of the top structure of the mounting base of the present invention.

[0022] Figure 7 It is a schematic diagram of the bottom structure of the mounting base of the present invention.

[0023] In the figure: 1. mounting frame; 2. hopper; 3. workbench; 4. transmission belt; 5. support frame; 6. first motor; 7. connecting block; 8. first fan; 9. circulating water tank; 10. connecting side plate; 11. first connecting pipe; 12. second connecting pipe; 13. second motor; 14. base; 15. transmission roller; 16. pressing roller; 17. third connecting pipe; 18. first frame; 19. mounting seat; 20. second fan; 21. second frame; 22. third fan; 23. heat dissipation fin; 24. arc plate; 25. refrigeration plate; 26. first leg; 27. second leg; 28. third frame; 29. ​​opening; 30. mounting plate; 31. support frame; 32. ventilation hole. DETAILED DESCRIPTION

[0024] The technical solution of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] Reference Figures 1 to 7 The present invention provides a technical solution: a thermosetting powder coating preparation cooling device, comprising a workbench 3, a mounting frame 1 is arranged on the top of one end of the workbench 3, and the bottom of the mounting frame 1 is fixedly connected to the mounting plate 30, the mounting plate 30 is fastened to the top of the workbench 3, the contact area between the mounting frame 1 and the top of the workbench 3 is increased, and the stability of the installation of the mounting frame 1 is effectively improved, the top of the mounting frame 1 is connected to the hopper 2, and the bottom of the mounting frame 1 is symmetrically connected to the support frame 31 along the hopper 2, and two pressing rollers 16 driven by a first motor 6 are connected between the two support frames 31, and the hopper 2 is located directly above the two pressing rollers 16, such as Figure 1 As shown, in actual use, the processed paint is transported to the hopper 2, and an extrusion device is installed at the bottom of the hopper 2, and the paint is transported between the two pressing rollers 16 through the extrusion device.

[0026] like Figure 1 , 5 As shown, a support frame 5 connected to the support frame 31 is provided on one side of the pressing roller 16, and an arc-shaped plate 24 is connected to one end of the support frame 5 close to the pressing roller 16, and the arc-shaped plate 24 is gap-matched with the outer wall of the pressing roller 16. Openings 29 are provided at both ends of the support frame 31, and a connecting block 7 that passes through the opening 29 is fixedly connected to the side wall of the support frame 5, and a connecting side plate 10 is fixedly connected to the end of the connecting block 7, and the connecting side plate 10 is connected to the side of the support frame 31. During installation and use, the staff can adjust the gap between the arc-shaped plate 24 and the outer wall of the pressing roller 16 according to needs. When adjusting, the connecting block 7 is pushed to slide in the opening 29. After adjusting to a suitable position, the connecting side plate 10 is locked and connected to the side of the support frame 31 through a thread, which not only ensures the normal rotation of the pressing roller 16, but also realizes the normal heat dissipation function.

[0027] like Figure 2 , 5 As shown, the arc plate 24 located in the support frame 5 is connected to the third connecting pipe 17 with an S-shaped distribution, and the two ends of the third connecting pipe 17 are connected to the second connecting pipe 12, and the ends of the two second connecting pipes 12 located on the same side are connected to the first connecting pipe 11, and the end of the first connecting pipe 11 is connected to the circulating water tank 9. The support frame 5 is fixedly connected to the third frame 28 on the end away from the arc plate 24, and multiple first fans 8 are fixedly connected to the third frame 28. The bottom of the workbench 3 is symmetrically connected to the base 14, and the circulating water tank 9 is connected to the top of the base 14. After the paint is transported to the two pressing rollers 16 through the extrusion mechanism, it is pressed by the pressing rollers 16. Due to the clearance between the pressing rollers 16 and the arc plate 24, heat is transferred to the arc plate 24. At this time, the circulating water tank 9 transports cold water to the third connecting pipe 17, and under the blowing action of the first fan 8, the arc plate 24 can be cooled down, and the pressing roller 16 rotates continuously to achieve continuous cooling.

[0028] like Figure 1 , 3 As shown in Figures 6 and 7, a plurality of transmission rollers 15 are rotatably connected in the workbench 3, the transmission rollers 15 are connected to the transmission belt 4, the transmission roller 15 at one end is fixedly connected to the second motor 13, a plurality of ventilation holes 32 are arranged on the transmission belt 4, the extruded paint is pressed by two pressing rollers 16 and falls to the top of the transmission belt 4, the ventilation holes 32 arranged can realize effective cooling, and at the same time, a mounting seat 19 fastened to the inner wall of the workbench 3 is arranged between adjacent transmission rollers 15, a cooling plate 25 is connected to the top of the mounting seat 19, and the paint can be further quickly cooled down under the action of the cooling plate 25, thereby improving the efficiency of paint processing.

[0029] In order to further improve the cooling efficiency, a first frame 18 is arranged on the top of the mounting seat 19, and the four corners of the first frame 18 are fastened to the mounting seat 19 through the first legs 26. A plurality of second fans 20 are connected to the first frame 18, and the second fans 20 blow the cold air at the refrigeration sheet 25 to the transmission belt 4, so as to quickly cool the paint located at the top of the transmission belt 4. At the same time, in order to realize the normal operation of the refrigeration sheet 25, a plurality of heat dissipation fins 23 for rapid heat dissipation are fixedly connected to the bottom of the refrigeration sheet 25, so as to realize the normal operation of the refrigeration sheet 25. A plurality of third fans 22 are fixedly connected to the bottom of the mounting base 19. During installation, a second frame 21 is set at the bottom of the mounting base 19, and the top four corners of the second frame 21 are fastened to the mounting base 19 through second legs 27, and the third fans 22 are connected to the second frame 21. At the same time, the heat dissipation fins 23 are located between the refrigeration plates 25 and the third fans 22. Under the joint action of the third fans 22 and the heat dissipation fins 23, the refrigeration plates 25 can be quickly cooled, thereby ensuring the normal use of the device.

[0030] To sum up, when the thermosetting powder coating preparation cooling device is used, the coating in the hopper 2 is extruded and transported between the two pressing rollers 16. The two pressing rollers 16 perform basic pressing operations on the coating, and under the action of the third connecting pipe 17 in the support frame 5 and the first fan 8, preliminary cooling can be achieved. The coating after extrusion and cooling is transported to the top of the transmission belt 4. Under the blowing of the second fan 20, the cold air on the top of the refrigeration plate 25 can be blown onto the coating at the top of the transmission belt 4, and the coating is cooled for the second time, and the coating is cooled rapidly, which is beneficial to the rapid molding of the coating and the next step of crushing processing, thereby effectively improving the cooling efficiency.

[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A cooling device for preparing thermosetting powder coating, comprising a workbench (3), characterized in that: A mounting frame (1) is arranged at the top of one end of the workbench (3), the top of the mounting frame (1) is connected to the hopper (2), and a support frame (31) is symmetrically connected along the hopper (2) at the bottom of the mounting frame (1), two pressing rollers (16) driven by a first motor (6) are connected between the two support frames (31), and the hopper (2) is located directly above the two pressing rollers (16); A support frame (5) connected to the support frame (31) is provided on one side of the pressing roller (16); an arc-shaped plate (24) is connected to one end of the support frame (5) close to the pressing roller (16); the arc-shaped plate (24) is gap-matched with the outer wall of the pressing roller (16); and a third connecting pipe (17) in an S-shaped distribution is connected to the arc-shaped plate (24) located inside the support frame (5); Both ends of the third connecting pipe (17) are connected to the second connecting pipe (12), the ends of the two second connecting pipes (12) located on the same side are connected to the first connecting pipe (11), and the ends of the first connecting pipe (11) are connected to the circulating water tank (9).

2. The cooling device for preparing thermosetting powder coating according to claim 1, characterized in that: The end of the support frame (5) away from the arc-shaped plate (24) is fixedly connected to a third frame (28), and the third frame (28) is fixedly connected to a plurality of first fans (8).

3. The cooling device for preparing thermosetting powder coating according to claim 2, characterized in that: Both ends of the support frame (31) are provided with openings (29); a connecting block (7) penetrating the opening (29) is fixedly connected to the side wall of the support frame (5); a connecting side plate (10) is fixedly connected to the end of the connecting block (7); and the connecting side plate (10) is connected to the side of the support frame (31).

4. The cooling device for preparing thermosetting powder coating according to claims 1-3, characterized in that: A plurality of transmission rollers (15) are rotatably connected inside the workbench (3), a transmission belt (4) is connected to the transmission rollers (15), a second motor (13) is fixedly connected to the transmission roller (15) at one end, and a plurality of ventilation holes (32) are arranged on the transmission belt (4).

5. The cooling device for preparing thermosetting powder coating according to claim 4, characterized in that: The bottom of the workbench (3) is symmetrically connected to the base (14), the circulating water tank (9) is connected to the top of the base (14), and the bottom of the mounting frame (1) is fixedly connected to the mounting plate (30), and the mounting plate (30) is fastened to the top of the workbench (3).

6. The cooling device for preparing thermosetting powder coating according to claim 5, characterized in that: A mounting seat (19) is provided between adjacent transmission rollers (15) and is fastened to the inner wall of the workbench (3). A cooling fin (25) is connected to the top of the mounting seat (19), and a plurality of third fans (22) are fixedly connected to the bottom of the mounting seat (19).

7. The cooling device for preparing thermosetting powder coating according to claim 6, characterized in that: A first frame (18) is arranged on the top of the mounting seat (19); four corners of the first frame (18) are fastened to the mounting seat (19) via first legs (26); and a plurality of second fans (20) are connected to the first frame (18).

8. The cooling device for preparing thermosetting powder coating according to claim 6, characterized in that: A plurality of heat dissipation fins (23) are fixedly connected to the bottom of the refrigeration fin (25), and the heat dissipation fins (23) are located between the refrigeration fin (25) and the third fan (22).

9. The cooling device for preparing thermosetting powder coating according to claim 8, characterized in that: A second frame (21) is arranged at the bottom of the mounting seat (19), and the top four corners of the second frame (21) are fastened to the mounting seat (19) via second legs (27), and the third fan (22) is connected to the second frame (21).

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