Epoxy polyurethane curing oven

Abstract

The utility model provides an epoxy polyurethane curing oven, which relates to the field of epoxy polyurethane curing and comprises an epoxy polyurethane curing oven body, a hot air unit and a curing frame, the hot air unit is mounted at the left side end of the epoxy polyurethane curing oven body, the curing frame is inserted into the inner side of the epoxy polyurethane curing oven body, and the hot air unit is mounted at the right side end of the epoxy polyurethane curing oven body. A fixing plate is welded to the upper end face of the curing frame, an air inlet groove is formed in the inner side end of the fixing plate, a ventilation clamping plate is connected to the middle of the fixing plate through an adjusting stud, a ventilation cavity is formed in the inner side of the ventilation clamping plate, a communicating cylinder is welded to one side end of the ventilation cavity, and the communicating cylinder is connected into the air inlet groove of the fixing plate in a penetrating mode. A ventilation net plate is welded to the other side end of the ventilation cavity. According to the curing oven, the problem that an uncured epoxy polyurethane surface layer is scratched due to the fact that a light object coated with epoxy polyurethane is easily blown up by a blowing heating curing oven is solved.

Description

Technical Field

[0001] The utility model relates to the field of epoxy polyurethane curing, in particular to an epoxy polyurethane curing furnace. Background Art

[0002] Epoxy polyurethane can form a hard and highly adhesive protective layer on the surface of the coated object, thereby effectively extending the service life of the coated object. The coated object sprayed with epoxy polyurethane is cured and formed in a curing furnace. After searching, the prior art (application number: CN202123188049.9) records that "when using a fireproof glass curing furnace, first place several pieces of fireproof glass obliquely against both sides of the glass bracket, and then start the power supply of the heating element. The heating element generates heat, so that the air temperature inside the first cavity increases, and then the fan is started. The fan blows the air inside the second cavity into the first cavity, and the air inside the first cavity The hot air is squeezed into the interior of the curing furnace body through the air inlet, and the hot air blows and heats the multiple fireproof glasses inside the curing furnace body. Then, the hot air is discharged into the second cavity by the fan through the air outlet on the top wall of the curing furnace body, thereby realizing the hot air heating cycle of the fireproof glass. Moreover, since the air inlet is close to the bottom of the curing furnace body and the air outlet is located on the top wall of the curing furnace body, the flow range of the hot air heating cycle is increased, which is beneficial to the circulation heating of the multiple fireproof glasses inside the curing furnace body. However, the curing furnace heated by blowing air in the prior art is prone to blow up lighter objects coated with epoxy polyurethane, resulting in scratching the uncured epoxy polyurethane surface. Utility Model Content

[0003] In order to overcome the defects of the prior art, an epoxy polyurethane curing oven is provided to solve the problem that lighter objects coated with epoxy polyurethane are easily blown up in the curing oven heated by blowing air, resulting in scratches on the uncured epoxy polyurethane surface.

[0004] To achieve the above object, an epoxy polyurethane curing furnace is provided, comprising: an epoxy polyurethane curing furnace body, a hot air unit and a curing frame, wherein the hot air unit is installed at the left end of the epoxy polyurethane curing furnace body, and the curing frame is inserted into the inner side of the epoxy polyurethane curing furnace body.

[0005] A fixing plate is welded to the upper end surface of the curing frame, an air inlet slot is provided at the inner end of the fixing plate, a ventilation splint is connected to the middle of the fixing plate via an adjusting stud, a ventilation cavity is provided on the inner side of the ventilation splint, a connecting tube is welded to one side end of the ventilation cavity, the connecting tube penetrates and is connected to the air inlet slot of the fixing plate, and a ventilation mesh plate is welded to the other side end of the ventilation cavity.

[0006] Furthermore, a furnace door is installed at the front end of the epoxy polyurethane curing furnace body, a constant temperature central control box is fixed at the right end of the epoxy polyurethane curing furnace body, and an exhaust port is arranged on the rear furnace wall of the epoxy polyurethane curing furnace body.

[0007] Furthermore, an air outlet is arranged on the upper furnace wall of the epoxy polyurethane curing furnace body, and air supply hoods are fixed on the left and right furnace walls of the epoxy polyurethane curing furnace body; and the air supply hoods are distributed at the side ends of the fixed plate.

[0008] Furthermore, the hot air unit is connected with an air supply cavity and a branch cavity through a pipeline; and the branch cavities are respectively connected with the air supply hood.

[0009] Furthermore, a rubber pad is bonded to the side of the ventilation splint; and the rubber pad is attached to the ventilation mesh plate, and ventilation holes are opened on the surface of the rubber pad.

[0010] Furthermore, a roller is installed on the lower end plate of the curing frame, and the connecting tube is a rectangular hollow metal cylinder, and is inserted and fitted into the air inlet slot of the fixing plate.

[0011] Furthermore, the ventilation clamping plate, the adjusting stud, the ventilation cavity, the ventilation mesh plate and the connecting tube constitute a ventilation clamping structure of the epoxy polyurethane curing furnace body.

[0012] The beneficial effect of the utility model is that the epoxy polyurethane curing furnace of the utility model utilizes the ventilation clamps staggeredly distributed on the left and right ends of the upper end of the curing frame to clamp the objects sprayed with epoxy polyurethane, and through the air supply hoods on the left and right furnace walls of the curing furnace, hot air is blown to the upper and lower end surfaces of the objects sprayed with epoxy polyurethane through the ventilation cavity inside the ventilation clamps, which is convenient for preventing the cured objects in the curing furnace from being blown over and moved, and at the same time, it is convenient to accelerate the flow of hot air on the surface of the epoxy polyurethane objects, thereby improving the curing rate and practical performance of the epoxy polyurethane curing furnace. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front view structural schematic diagram of the epoxy polyurethane curing furnace according to an embodiment of the utility model.

[0014] Figure 2 It is a front view cross-sectional structural schematic diagram of the epoxy polyurethane curing furnace according to an embodiment of the utility model.

[0015] Figure 3 It is a schematic diagram of a top view of a partial cross-section connection structure of a ventilation splint and a curing frame according to an embodiment of the utility model.

[0016] Figure 4 It is a schematic diagram of the three-dimensional structure of the ventilation splint according to an embodiment of the utility model.

[0017] In the figure: 1. Epoxy polyurethane curing furnace body; 11. Furnace door; 12. Air supply hood; 13. Exhaust port; 14. Air outlet mesh port; 15. Constant temperature central control box; 2. Hot air unit; 21. Air supply cavity; 22. Branch cavity; 3. Curing rack; 31. Roller; 32. Fixing plate; 33. Air inlet slot; 4. Ventilation splint; 41. Adjusting stud; 42. Ventilation cavity; 43. Ventilation mesh plate; 44. Rubber pad; 45. Ventilation hole; 5. Connecting tube. DETAILED DESCRIPTION

[0018] Reference Figures 1 to 4 As shown, the utility model provides an epoxy polyurethane curing furnace, comprising: an epoxy polyurethane curing furnace body 1, a hot air unit 2 and a curing frame 3. The hot air unit 2 is installed at the left end of the epoxy polyurethane curing furnace body 1, and the curing frame 3 is inserted into the inner side of the epoxy polyurethane curing furnace body 1.

[0019] A fixing plate 32 is welded to the upper end surface of the curing frame 3, an air inlet slot 33 is provided at the inner end of the fixing plate 32, a ventilation splint 4 is connected to the middle of the fixing plate 32 through an adjusting stud 41, a ventilation cavity 42 is provided on the inner side of the ventilation splint 4, a connecting tube 5 is welded to one side end of the ventilation cavity 42, the connecting tube 5 is connected through the air inlet slot 33 of the fixing plate 32, and a ventilation mesh plate 43 is welded to the other side end of the ventilation cavity 42.

[0020] Rotate the adjustment stud 41 to allow the ventilation clamp 4 to clamp the object sprayed with epoxy polyurethane on the left and right and place it on the upper end of the curing frame 3, then push the curing frame 3 into the epoxy polyurethane curing furnace body 1, set the constant temperature, and allow the hot air unit 2 to transport hot air into the epoxy polyurethane curing furnace body 1, so that the hot air flows from the upper end and side end of the object coated with epoxy polyurethane, so that the object sprayed with epoxy polyurethane is fully in contact with the hot air, which is convenient for accelerating the flow speed of hot air on the surface of the epoxy polyurethane object. After curing is completed, open the furnace door 11, pull out the curing frame 3, and remove the object.

[0021] In this embodiment, a furnace door 11 is installed at the front end of the epoxy polyurethane curing furnace body 1, a constant temperature central control box 15 is fixed to the right end of the epoxy polyurethane curing furnace body 1, and an exhaust port 13 is provided on the rear furnace wall of the epoxy polyurethane curing furnace body 1.

[0022] As a preferred embodiment, the constant temperature central control box 15 is convenient for controlling the temperature inside the epoxy polyurethane curing furnace 1 to be in a constant temperature state, so that the fluctuation of temperature can affect the curing effect of the epoxy polyurethane.

[0023] In this embodiment, an air outlet 14 is provided on the upper furnace wall of the epoxy polyurethane curing furnace body 1, and air supply hoods 12 are fixed to the left and right furnace walls of the epoxy polyurethane curing furnace body 1; and the air supply hoods 12 are distributed at the side ends of the fixing plate 32. The hot air unit 2 is connected to the air supply cavity 21 and the branch cavity 22 through a pipeline; and the branch cavity 22 is respectively connected to the air supply hood 12.

[0024] As a preferred embodiment, the hot air unit 2 delivers hot air to the air outlet 14 and the air supply hood 12 through the air supply cavity 21 and the branch cavity 22, so that the hot air flows inside the epoxy polyurethane curing furnace body 1, thereby heating and curing the objects in the furnace.

[0025] In this embodiment, a rubber pad 44 is bonded to the side of the ventilation clamp plate 4, and the rubber pad 44 is attached to the ventilation mesh plate 43, and a ventilation hole 45 is opened on the surface of the rubber pad 44. A roller 31 is installed on the lower end plate of the curing frame 3, and the connecting tube 5 is a rectangular hollow metal cylinder, and is inserted and attached to the air inlet slot 33 of the fixing plate 32.

[0026] As a preferred embodiment, the rubber pad 44 is convenient for contacting with the solidified object, and the hot air flows through the hollow tube of the connecting tube 5 into the ventilation cavity 42 of the ventilation splint 4, and then flows to the ventilation hole 45 on the surface of the rubber pad 44 to flow out, blowing air to the clamped solidified object to accelerate the solidification speed of the solidified object.

[0027] In this embodiment, the ventilation clamping plate 4 , the adjusting stud 41 , the ventilation cavity 42 , the ventilation mesh plate 43 and the connecting tube 5 constitute the ventilation clamping structure of the epoxy polyurethane curing furnace body 1 .

[0028] As a preferred embodiment, the ventilation clamping structure of the epoxy polyurethane curing furnace body 1 is convenient for firmly clamping lighter objects coated with epoxy polyurethane, preventing the cured objects in the curing furnace from being blown over or moved, and at the same time conveniently accelerating the flow of hot air on the surface of the epoxy polyurethane object, thereby improving the curing rate of the epoxy polyurethane curing furnace.

[0029] The epoxy polyurethane curing furnace of the utility model can effectively solve the problem that a curing furnace heated by blowing air can easily blow up lighter objects coated with epoxy polyurethane, causing scratches on the surface of uncured epoxy polyurethane, and is convenient for preventing the cured objects in the curing furnace from being blown over or moved, while conveniently accelerating the flow of hot air on the surface of the epoxy polyurethane object, thereby improving the curing rate and practical performance of the epoxy polyurethane curing furnace, and is suitable for the epoxy polyurethane curing furnace.

Claims

1. An epoxy polyurethane curing furnace, comprising: An epoxy polyurethane curing furnace body (1), a hot air unit (2) and a curing frame (3), wherein the hot air unit (2) is installed at the left end of the epoxy polyurethane curing furnace body (1), and the curing frame (3) is inserted into the inner side of the epoxy polyurethane curing furnace body (1), characterized in that: A fixing plate (32) is welded to the upper end surface of the curing frame (3), an air inlet groove (33) is provided at the inner end of the fixing plate (32), a ventilation clamping plate (4) is connected to the middle of the fixing plate (32) via an adjusting stud (41), a ventilation cavity (42) is provided on the inner side of the ventilation clamping plate (4), a connecting tube (5) is welded to one side end of the ventilation cavity (42), the connecting tube (5) penetrates and is connected to the air inlet groove (33) of the fixing plate (32), and a ventilation mesh plate (43) is welded to the other side end of the ventilation cavity (42).

2. An epoxy polyurethane curing furnace according to claim 1, characterized in that: A furnace door (11) is installed at the front end of the epoxy polyurethane curing furnace body (1), a constant temperature central control box (15) is fixed to the right end of the epoxy polyurethane curing furnace body (1), and an exhaust port (13) is arranged on the rear furnace wall of the epoxy polyurethane curing furnace body (1).

3. An epoxy polyurethane curing furnace according to claim 1, characterized in that: The upper furnace wall of the epoxy polyurethane curing furnace body (1) is provided with an air outlet mesh (14), and the left and right furnace walls of the epoxy polyurethane curing furnace body (1) are fixed with air supply hoods (12); and the air supply hoods (12) are distributed at the side ends of the fixing plate (32).

4. The epoxy polyurethane curing furnace according to claim 1, characterized in that: The hot air unit (2) is connected to an air supply cavity (21) and a branch cavity (22) through a pipeline; and the branch cavity (22) is respectively connected to the air supply cover (12).

5. The epoxy polyurethane curing furnace according to claim 1, characterized in that: A rubber pad (44) is bonded to the side of the ventilation clamping plate (4); and the rubber pad (44) is attached to the ventilation mesh plate (43), and ventilation holes (45) are opened on the surface of the rubber pad (44).

6. The epoxy polyurethane curing furnace according to claim 1, characterized in that: A roller (31) is installed on the lower end plate surface of the curing frame (3); the connecting tube (5) is a rectangular hollow metal cylinder and is inserted and attached to the air inlet groove (33) of the fixing plate (32).

7. The epoxy polyurethane curing furnace according to claim 1, characterized in that: The ventilation clamping plate (4), the adjusting stud (41), the ventilation cavity (42), the ventilation mesh plate (43) and the connecting tube (5) constitute a ventilation clamping structure of the epoxy polyurethane curing furnace body (1).

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