Heat dissipation mechanism and UV-LED curing machine

Abstract

The utility model relates to the technical field of curing machines, in particular to a heat dissipation mechanism and a UV-LED curing machine. Comprising a curing box with a box door; a rotating pipe is fixed to the mounting plate, the rotating pipe is rotationally mounted at the top end of the interior of the curing box, and a power assembly used for driving the rotating pipe to rotate is mounted on the curing box; quartz glass tubes are fixed to the outer sides of the two UV lamps, rolling wheels are mounted at the ends of the two UV lamps, and elastic assemblies are connected between the two UV lamps and the mounting plate; and the cooling box is arranged at the upper end of the curing box. The UV lamp cooling device is good in cooling effect, capable of enlarging the irradiation range of the UV lamp to the maximum extent and high in practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of curing machines, in particular to a heat dissipation mechanism and a UV-LED curing machine. Background Art

[0002] During the production and use of paint or glue, it is necessary to cure to accelerate its molding. However, the curing time under natural conditions is too long, so artificial light sources are used to accelerate its curing. However, artificial light sources generate a lot of heat, and it is very easy to cause uneven heat dissipation during irradiation, resulting in damage to the magnetron or lamp tube, and uneven curing, affecting the curing effect.

[0003] A Chinese patent with authorization announcement number CN206824118U discloses a UV curing device for a coating machine with a heat dissipation mechanism, comprising a box body and a box cover, the box body and the box cover are fixed by a fastening device, a UV lampshade is fixedly arranged in the box cover, a UV lamp tube is arranged in the UV lampshade, a rolling roller is arranged in the box body, a film inlet and a film outlet are respectively arranged at the front and rear ends of the box body, a top wall of the box cover is provided with a plurality of air inlet holes, a bottom wall of the box body is provided with a plurality of air outlet holes, and a blower blowing toward the air inlet holes is provided on the top wall of the box cover.

[0004] The above-mentioned patent still has the following technical defects: it is impossible to fully cool the heat source, the cooling effect is limited, and there are certain blind spots in the irradiation range of the UV lamp, which easily leads to uneven curing. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and propose a heat dissipation mechanism and a UV-LED curing machine.

[0006] On the one hand, the utility model provides a heat dissipation mechanism and a UV-LED curing machine, comprising:

[0007] A curing box having a door;

[0008] A mounting plate, a rotating tube is fixed on the mounting plate, the rotating tube is rotatably mounted on the top of the interior of the curing box, and a power assembly for driving the rotating tube to rotate is mounted on the curing box;

[0009] Two UV lamps, quartz glass tubes are fixed on the outside of the two UV lamps, the inner cavity of the quartz glass tube has a sealing structure, rollers are installed at the ends of the two UV lamps, and elastic components are connected between the two UV lamps and the mounting plate;

[0010] The cooling box is arranged at the upper end of the solidification box. The top end of the rotating tube extends out of the solidification box and is equipped with a rotating joint. An air inlet pipe is connected between the input end of the rotating joint and the cooling box. A hose is connected between the rotating tube and the inner cavity of the quartz glass tubes on both sides.

[0011] Preferably, the upper end of the cooling box is opened and a cover plate is slidably mounted thereon, and a linear drive mechanism for driving the cover plate to move is mounted on the cooling box; a temperature sensor is mounted on the inner side of the cooling box, and a cooling mechanism and a controller are mounted on the outer side of the cooling box.

[0012] Preferably, a heat dissipation hole is provided on the curing box, and a dustproof net is installed inside the heat dissipation hole.

[0013] Preferably, the elastic component includes a guide rod, a connecting slider and a spring. The connecting slider is fixed on the quartz glass tube. Two sliding holes are opened on the mounting plate. The guide rod is arranged in the sliding holes on the corresponding side. The connecting slider is slidably arranged on the guide rod. The spring is sleeved and installed on the guide rod.

[0014] Preferably, the power assembly includes a servo motor, a gear ring and a gear, the servo motor is mounted on the curing box, the gear is connected to the output shaft of the servo motor, and the gear ring is fixed on the rotating tube and meshed with the gear.

[0015] Preferably, the inner walls of the cooling box and the cover plate are coated with thermal insulation material.

[0016] On the other hand, the utility model also provides a UV-LED curing machine having the above-mentioned heat dissipation mechanism.

[0017] Compared with the prior art, the utility model has the following beneficial technical effects: the cold air inside the cooling box enters the inner cavity of the quartz glass tube, thereby realizing efficient cooling of the UV lamp; a power component is arranged to drive the mounting plate to rotate, thereby driving the two quartz glass tubes to rotate, and under the elastic force of the elastic component, the rollers on both sides are pressed against the inner wall of the curing box, thereby expanding the irradiation range of the UV lamp and reducing the irradiation blind angle. In summary, the utility model has good cooling effect, can maximize the irradiation range of the UV lamp, and is highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model.

[0019] Figure 2 It is a cross-sectional view of the curing box in the utility model.

[0020] Figure 3 This is a schematic diagram of the structure of the UV lamp, quartz glass tube and mounting plate in the utility model.

[0021] Figure numerals: 1, curing box; 101, heat dissipation hole; 2, box door; 3, cooling box; 4, UV lamp; 5, quartz glass tube; 6, roller; 7, mounting plate; 701, sliding hole; 8, cover plate; 9, temperature sensor; 10, cooling mechanism; 11, linear drive mechanism; 12, rotating tube; 13, servo motor; 14, rotary joint; 15, air inlet pipe; 16, dustproof net; 17, gear ring; 18, gear; 19, guide rod; 20, connecting slider; 21, spring; 22, hose. DETAILED DESCRIPTION

[0022] Embodiment 1

[0023] like Figure 1-Figure 3 As shown, a heat dissipation mechanism proposed in this embodiment includes a curing box 1, a mounting plate 7, a cooling box 3 and two UV lamps 4.

[0024] A box door 2 is installed on the curing box 1; a rotating tube 12 is fixed on the mounting plate 7, and the rotating tube 12 is rotatably installed on the inner top of the curing box 1. A power assembly for driving the rotating tube 12 to rotate is installed on the curing box 1, and the power assembly includes a servo motor 13, a gear ring 17 and a gear 18. The servo motor 13 is installed on the curing box 1, and the gear 18 is connected to the output shaft of the servo motor 13. The gear ring 17 is fixed on the rotating tube 12 and meshingly connected with the gear 18.

[0025] A quartz glass tube 5 is fixed to the outside of the two UV lamps 4, and the inner cavity of the quartz glass tube 5 has a sealing structure. Rollers 6 are installed at the ends of the two UV lamps 4. Elastic components are connected between the two UV lamps 4 and the mounting plate 7. The elastic components include a guide rod 19, a connecting slider 20 and a spring 21. The connecting slider 20 is fixed on the quartz glass tube 5. Two sliding holes 701 are provided on the mounting plate 7. The guide rod 19 is arranged in the sliding hole 701 on the corresponding side. The connecting slider 20 is slidably arranged on the guide rod 19, and the spring 21 is sleeved and installed on the guide rod 19.

[0026] The upper end of the cooling box 3 is open and a cover plate 8 is slidably installed. The inner walls of the cooling box 3 and the cover plate 8 are coated with heat-insulating materials. A linear drive mechanism 11 for driving the cover plate 8 to move is installed on the cooling box 3; a temperature sensor 9 is installed on the inner side of the cooling box 3, and a cooling mechanism 10 and a controller are installed on the outer side of the cooling box 3. The linear drive mechanism 11 can drive the cover plate 8 to move and open, thereby facilitating the cleaning of the inside of the cooling box 3. The cooling box 3 is arranged at the upper end of the curing box 1, and the top end of the rotating tube 12 extends out of the outside of the curing box 1 and is installed with a rotating joint 14. An air inlet pipe 15 is connected between the input end of the rotating joint 14 and the cooling box 3, and a hose 22 is connected between the rotating tube 12 and the inner cavity of the quartz glass tubes 5 on both sides.

[0027] In this embodiment, the cold air inside the cooling box 3 enters the inner cavity of the quartz glass tube 5, so that efficient cooling of the UV lamp 4 can be achieved; the power component is set to drive the mounting plate 7 to rotate, and then drive the two quartz glass tubes 5 to rotate. Under the elastic force of the elastic component, the rollers 6 on both sides are pressed against the inner wall of the curing box 1, thereby expanding the irradiation range of the UV lamp 4 and reducing the irradiation blind angle. In summary, the utility model has a good cooling effect and can maximize the irradiation range of the UV lamp 4, and its practicality is relatively strong.

[0028] Embodiment 2

[0029] like Figure 1 As shown, the present embodiment proposes a heat dissipation mechanism. Compared with the first embodiment, in the present embodiment, a heat dissipation hole 101 is opened on the curing box 1 , and a dustproof net 16 is installed inside the heat dissipation hole 101 .

[0030] In this embodiment, the heat dissipation holes 101 can meet the basic heat dissipation inside the curing box 1 , and the dustproof net 16 can prevent dust from entering the interior of the curing box 1 through the heat dissipation holes 101 .

[0031] The utility model also provides a UV-LED curing machine, comprising the heat dissipation mechanism in the above embodiment.

[0032] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A heat dissipation mechanism, characterized in that: include: A curing box (1) having a box door (2); A mounting plate (7), a rotating tube (12) being fixed on the mounting plate (7), the rotating tube (12) being rotatably mounted on the top end of the interior of the curing box (1), and a power assembly for driving the rotating tube (12) to rotate being mounted on the curing box (1); Two UV lamps (4), each having a quartz glass tube (5) fixed to its outer side, the inner cavity of the quartz glass tube (5) having a sealing structure, each having a roller (6) installed at the end of each UV lamp (4), and each having an elastic component connected between the two UV lamps (4) and the mounting plate (7); A cooling box (3) is arranged at the upper end of the solidification box (1), the top end of the rotating tube (12) extends out of the outside of the solidification box (1) and is provided with a rotating joint (14), an air inlet pipe (15) is connected between the input end of the rotating joint (14) and the cooling box (3), and a flexible tube (22) is connected between the rotating tube (12) and the inner cavities of the quartz glass tubes (5) on both sides.

2. A heat dissipation mechanism according to claim 1, characterized in that: The upper end of the cooling box (3) is open and has a cover plate (8) slidably mounted thereon; a linear drive mechanism (11) for driving the cover plate (8) to move is mounted on the cooling box (3); a temperature sensor (9) is mounted on the inner side of the cooling box (3); and a cooling mechanism (10) and a controller are mounted on the outer side of the cooling box (3).

3. A heat dissipation mechanism according to claim 1, characterized in that: A heat dissipation hole (101) is provided on the curing box (1), and a dustproof net (16) is installed inside the heat dissipation hole (101).

4. A heat dissipation mechanism according to claim 1, characterized in that: The elastic component comprises a guide rod (19), a connecting slider (20) and a spring (21); the connecting slider (20) is fixed on the quartz glass tube (5); two sliding holes (701) are provided on the mounting plate (7); the guide rod (19) is arranged in the sliding holes (701) on the corresponding side; the connecting slider (20) is slidably arranged on the guide rod (19); and the spring (21) is sleeved and installed on the guide rod (19).

5. The heat dissipation mechanism according to claim 1, characterized in that: The power assembly comprises a servo motor (13), a gear ring (17) and a gear (18), wherein the servo motor (13) is mounted on the curing box (1), the gear (18) is connected to the output shaft of the servo motor (13), and the gear ring (17) is fixed on the rotating tube (12) and meshedly connected with the gear (18).

6. A heat dissipation mechanism according to claim 1, characterized in that: The inner side walls of the cooling box (3) and the cover plate (8) are both coated with heat-insulating materials.

7. A UV-LED curing machine, characterized in that: The heat dissipation mechanism comprises the heat dissipation mechanism described in any one of claims 1 to 6.

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