Paint spraying and drying device

Abstract

The utility model relates to the technical field of paint spraying and drying, and discloses a paint spraying and drying device which comprises a box body assembly, a sealing door is arranged on the box body assembly, a drying assembly is arranged at the top of the box body assembly, a conveying pipe is arranged at the top of the drying assembly, air outlets are formed in the two sides of the box body assembly, and the air outlets are communicated with the box body assembly. An air outlet grille is arranged in the air outlet, and supporting assemblies are arranged in the box body assembly in an array mode; according to the part drying device, the supporting assembly is arranged to support parts to be dried, so that the parts are suspended, hot air input into the box body assembly by the drying assembly is convenient to make full contact with the parts, and the drying efficiency of the parts is guaranteed; and hot air in the box body assembly can be pumped out, it is guaranteed that the hot air can be continuously input into the box body assembly, the drying temperature condition is guaranteed, and therefore the drying efficiency is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to paint baking technology field especially relates to a kind of coating paint baking device. BACKGROUND

[0002] Coating paint baking device is the important component in coating production line, it is mainly responsible for the workpiece after spraying is dried to ensure the curing and the quality of coating stable.Its working principle is mainly using the way of heat convection or radiation to transfer heat to workpiece, so that the coating on its surface is heated and cured

[0003] The Chinese utility model patent with application No.202420160950.X proposes a kind of coating paint baking equipment, including: bottom plate, top plate, bottom plate is fixedly installed with drying assembly, drying assembly includes hydraulic rod fixed in the upper four corners of bottom plate, mounting support is fixedly installed in the lower four corners of top plate, bottom plate is fixedly installed with lower end cover in the center, lower end cover is opened with limit slot, top plate is fixedly installed with upper end cover in the center, fixed block is fixedly installed on the two sides of upper end cover, a plurality of fans are fixedly installed in upper end cover, the utility model has the advantages compared with prior art: a plurality of fans are located above top plate, can provide strong air flow, accelerate the drying process of paint, cooling assembly includes water pump, water pipe and water outlet, cooling water is flowed into air slot by water pump, is conducted by water pipe, finally heat is taken away by water outlet.

[0004] However, in the technical scheme, since the existing drying device is placed on the lathe for drying, the back of the drying surface of the part is difficult to contact with hot air, which causes the temperature difference between the two surfaces of the part to be too large, thereby reducing the drying efficiency of the drying surface of the part.

[0005] Therefore, it is necessary to solve the above problems by a coating paint baking device. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a kind of coating paint baking device to solve the problems raised in the above background.

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of coating paint baking device, including box body assembly, the box body assembly is provided with closed door, the top of the box body assembly is provided with drying assembly, the top of the drying assembly is provided with conveying pipe, the two sides of the box body assembly are provided with air outlet, the air outlet is provided with air outlet grille, the inside of the box body assembly is provided with support assembly in array;

[0008] The support assembly includes lifting pipe, the top of the lifting pipe is provided with suction box, the top surface of the suction box is fixedly provided with air bag, the side of the suction box is evenly provided with suction hole.

[0009] Preferably, the support assembly further comprises a fixed tube, the lifting tube is slidingly arranged inside the fixed tube, the bottom end of the lifting tube is fixedly connected with a connecting tube, and the outer side of the connecting tube is provided with a buffer spring.

[0010] Preferably, one end of the buffer spring is fixedly connected with the lifting tube, and the other end is fixedly connected with the inner end of the fixed tube.

[0011] Preferably, the end of the connecting tube away from the lifting tube is fixedly provided with a hose, and the end of the hose away from the connecting tube is fixedly connected with an output tube.

[0012] Preferably, the box assembly comprises an outer box, and the inner sides of the outer box are symmetrically provided with special-shaped plates; the special-shaped plates and the outer box form a cooling chamber; a bearing plate is fixedly arranged between the special-shaped plates; and air outlets are formed in the two sides of the outer box.

[0013] Preferably, the drying assembly comprises a blowing chamber, the blowing chamber is fixedly connected to the top of the outer box, the blowing chamber is fixedly provided with a mounting frame inside, the center of the mounting frame is provided with an electric fan, the top of the blowing chamber is fixedly connected with a conveying pipe, and the conveying pipe is connected with an external heating device.

[0014] The technical effects and advantages of the present application are as follows:

[0015] 1. In the present application, the support assembly is arranged to support the parts to be dried, so that the parts are elevated, the hot air in the box assembly can fully contact the parts, and the drying efficiency of the parts is ensured; the hot air in the box assembly can be extracted, the hot air can be continuously input into the box assembly, the temperature condition for drying is ensured, and the drying efficiency is ensured.

[0016] 2. In the present application, the suction hole is arranged to continuously generate negative pressure on the back of the drying surface of the parts, so that the hot air passes through the drying surface of the parts and is discharged from the suction hole through the back, the uniformity of the hot air on the two sides of the parts is ensured, the temperature difference between the two sides of the parts is prevented from being too large, and the drying efficiency is ensured; in addition, the suction force generated by the suction hole can tightly adsorb the parts on the air bag, and the stability of the parts is further ensured. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the present application;

[0018] Figure 2 It is a whole internal structure schematic view of the present application;

[0019] Figure 3The utility model discloses support subassembly structure schematic drawing.

[0020] Figure 4 The utility model discloses box body subassembly structure schematic drawing.

[0021] In the drawing: 1, box body subassembly;101, outer box body;102, special-shaped plate;103, cooling chamber;104, bearing plate;2, closed door;3, drying subassembly;301, air supply chamber;302, mounting frame;303, electric fan;4, conveying pipe;5, support subassembly;501, lifting pipe;502, suction box;503, suction hole;504, air bag;505, fixed pipe;506, buffer spring;507, connecting pipe;508, hose;509, output pipe;6, air outlet;7, air outlet grille. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] In order to solve the problem that the existing drying device is placed on the lathe for drying, which leads to the difficulty of the back of the drying surface of the part in contacting with hot air, the temperature difference between the two surfaces of the part is too large, and the drying efficiency of the drying surface of the part is reduced, the following embodiments are provided.

[0024] The utility model provides a kind of drying device for painting and spraying paint as shown in Figures 1 to 4 The utility model discloses drying device for painting and spraying paint, including box body subassembly 1, box body subassembly 1 is provided with closed door 2, the top of box body subassembly 1 is provided with drying subassembly 3, the top of drying subassembly 3 is provided with conveying pipe 4, the both sides of box body subassembly 1 are provided with air outlet 6, air outlet 6 is provided with air outlet grille 7, and box body subassembly 1 is internally arranged with support subassembly 5.

[0025] By setting up support subassembly 5, the part to be dried is supported, so that the part is elevated, the hot air in box body subassembly 1 is extracted, the hot air can be continuously input into the inside of box body subassembly 1, the temperature condition of drying is guaranteed, so as to guarantee the efficiency of drying.

[0026] As shown in Figure 3As shown, the support assembly 5 includes a lifting pipe 501, the top of the lifting pipe 501 is provided with a suction box 502, the top surface of the suction box 502 is fixedly provided with an air bag 504, the air bag 504 is deformable, used to adapt to the concave-convex shape of the complex parts, the side surface of the suction box 502 is uniformly provided with a suction hole 503, hot air is separated from the suction hole 503; the support assembly 5 further includes a fixed pipe 505, the fixed pipe 505 is fixedly arranged on the load-bearing plate 104, the lifting pipe 501 is slidingly arranged in the inside of the fixed pipe 505, the bottom end of the lifting pipe 501 is fixedly connected with a connecting pipe 507, the connecting pipe 507 penetrates through the load-bearing plate 104 and is arranged, the outside of the connecting pipe 507 is provided with a buffer spring 506; one end of the buffer spring 506 is fixedly connected with the lifting pipe 501, the other end is fixedly connected with the inner end of the fixed pipe 505; the end of the connecting pipe 507 away from the lifting pipe 501 is fixedly provided with a hose 508, the end of the hose 508 away from the connecting pipe 507 is fixedly connected with an output pipe 509, the output pipe 509 extends into the cooling chamber 103 through the special-shaped plate 102, a small suction pump is arranged in the cooling chamber 103, and hot air in the box assembly 1 is separated.

[0027] When the sprayed surface is subjected to overhead drying after being painted, due to the different shapes and sizes of the parts of the vehicle body, the concave-convex irregularities of the parts, the parts cannot be stably supported inside the box assembly 1 when the parts are overhead.

[0028] In order to solve the above technical problems, in use, the closed door 2 is opened, and the painted parts are placed on the air bag 504, the parts force the lifting pipe 501 to descend along the inner wall of the fixed pipe 505, thereby compressing the buffer spring 506, according to the shape of the parts, the buffer spring 506 produces different compression amounts, and the parts are adaptively supported, thereby ensuring the stability of the parts during drying.

[0029] When drying, the drying assembly 3 continuously inputs hot air into the box assembly 1 to dry the parts, at the same time, the small suction pump in the cooling chamber 103 is started to suck the hot air in the box assembly 1, the hot air enters from the suction hole 503, passes through the lifting pipe 501, the connecting pipe 507, the hose 508, and the output pipe 509, and then is input into the cooling chamber 103, and then is separated from the cooling chamber 103 by the small suction pump and is discharged from the air outlet 6.

[0030] By arranging the suction hole 503, the back surface of the part drying surface continuously generates negative pressure, so that the hot air passes through the part drying surface and is discharged from the suction hole 503 through the back surface, thereby ensuring the uniformity of the hot air on both sides of the part, avoiding the temperature difference between the two sides of the part being too large, and ensuring the drying efficiency; in addition, the suction force generated by the suction hole 503 can also tightly adsorb the parts on the air bag 504, thereby further ensuring the stability of the parts.

[0031] As Figure 4 shown, the box assembly 1 comprises an outer box 101, and two sides of the inside of the outer box 101 are symmetrically provided with profiled plates 102, and the profiled plates 102 and the outer box 101 form cooling chambers 103, cooling devices can be arranged in the cooling chambers 103, and hot air discharged is cooled and then discharged, and a bearing plate 104 is fixedly arranged between the profiled plates 102, and air outlets 6 are formed in the two sides of the outer box 101; the drying assembly 3 comprises a supply air chamber 301, and the supply air chamber 301 is fixedly connected to the top of the outer box 101, and a mounting frame 302 is fixedly arranged in the supply air chamber 301, and an electric fan 303 is arranged at the center of the mounting frame 302, and the top of the supply air chamber 301 is fixedly connected with a conveying pipe 4, and the conveying pipe 4 is connected with an external heating device.

[0032] In use, the external heating device produces hot air, and the electric fan 303 is started to suck the hot air from the conveying pipe 4 into the supply air chamber 301 and then input between the profiled plates 102, so that the parts on the supporting assembly 5 are dried.

[0033] The working principle of the utility model is as follows: firstly, the parts are stabilized, the closed door 2 is opened, and the sprayed parts are placed on the air bag 504, the parts force the lifting pipe 501 to descend along the inner wall of the fixed pipe 505, so that the buffer spring 506 is compressed, and the buffer spring 506 is compressed in different amounts according to the shape of the parts, and the parts are adaptively supported.

[0034] Secondly, drying is carried out, the external heating device produces hot air, and the electric fan 303 is started to suck the hot air from the conveying pipe 4 into the supply air chamber 301 and then input between the profiled plates 102, so that the drying surface of the parts on the supporting assembly 5 is dried.

[0035] Finally, the hot air is separated, the small suction pump in the cooling chamber 103 is started, the hot air in the box assembly 1 is sucked, the back surface of the drying surface of the parts is continuously subjected to negative pressure by the small suction pump, so that the hot air passes through the drying surface of the parts and is discharged from the suction hole 503, the hot air enters from the suction hole 503, passes through the lifting pipe 501, the connecting pipe 507, the hose 508 and the output pipe 509, and then is input into the cooling chamber 103, and then is separated from the cooling chamber 103 by the small suction pump and is discharged from the air outlet 6.

[0036] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A painting spray drying apparatus characterized by: Including box assembly (1), the box assembly (1) is provided with closed door (2), the top of the box assembly (1) is provided with drying assembly (3), the top of the drying assembly (3) is provided with conveying pipe (4), both sides of the box assembly (1) are provided with air outlet (6), the air outlet (6) is provided with air outlet grille (7), the inside of the box assembly (1) is provided with support assembly (5) in array; The support assembly (5) includes lifting pipe (501), the top of the lifting pipe (501) is provided with suction box (502), the top surface of the suction box (502) is fixedly provided with air bag (504), the side of the suction box (502) is uniformly provided with suction hole (503).

2. The painting and drying device according to claim 1, characterized in that: The support assembly (5) further includes fixed pipe (505), the lifting pipe (501) is slidably arranged in the fixed pipe (505), the bottom end of the lifting pipe (501) is fixedly connected with adapter pipe (507), the outer side of the adapter pipe (507) is provided with buffer spring (506).

3. The painting and drying apparatus according to claim 2, wherein: One end of the buffer spring (506) is fixedly connected with the lifting pipe (501), and the other end is fixedly connected with the inner end of the fixed pipe (505).

4. The painting and drying apparatus according to claim 2, wherein: The end of the adapter pipe (507) away from the lifting pipe (501) is fixedly provided with hose (508), and the end of the hose (508) away from the adapter pipe (507) is fixedly connected with output pipe (509).

5. The painting and drying apparatus according to claim 1, wherein: The box assembly (1) includes outer box (101), the two sides of the inside of the outer box (101) are symmetrically provided with special-shaped plate (102), the special-shaped plate (102) and the outer box (101) form cooling chamber (103), the special-shaped plate (102) is fixedly provided with bearing plate (104) between the special-shaped plate (102), and the two sides of the outer box (101) are provided with air outlet (6).

6. The paint spraying and drying apparatus according to claim 5, wherein: The drying assembly (3) includes air supply chamber (301), the air supply chamber (301) is fixedly connected to the top of the outer box (101), the air supply chamber (301) is fixedly provided with mounting bracket (302) inside, the center of the mounting bracket (302) is provided with electric fan (303), the top of the air supply chamber (301) is fixedly connected with conveying pipe (4), and the conveying pipe (4) is connected with external heating device.

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