A photocuring rapid prototyping LCD heat dissipation device

Abstract

The present invention relates to the technical field of LCD screens, and in particular to a photocuring rapid prototyping LCD heat dissipation device, comprising a material trough assembly and an LCD screen assembly, wherein the material trough assembly comprises a material trough, a film, an upper pressing plate, a transparent plate and a lower pressing plate, wherein the top of the material trough is provided with an upper opening 1, the bottom of the material trough is provided with a lower opening 1, the film is fixed to the bottom of the material trough and is sealed with the lower opening 1 at the bottom of the material trough, the top of the upper pressing plate is provided with an upper opening 2, the bottom of the upper pressing plate is provided with a lower opening 2, the upper pressing plate is fixed to the bottom of the material trough, the upper opening 2 of the upper pressing plate is sealed with the film, the transparent plate is fixed to the bottom of the upper pressing plate, the transparent plate is sealed with the lower opening 2 at the bottom of the upper pressing plate, the lower pressing plate is fixed to the bottom of the upper pressing plate, and the LCD screen assembly is fixed to the bottom of the lower pressing plate and is correspondingly fitted with the transparent plate. The heat of the LCD screen is taken away by the heat dissipation device, so that the working temperature of the LCD screen is maintained at a suitable temperature, the service life is improved, and the long-term stability of the curing success rate is guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of LCD screens, in particular to a light-curing rapid prototyping LCD heat dissipation device. Background Art

[0002] During LCD light curing, the heat on the LCD screen mainly comes from: first, the heat and radiation of the LED lamp, and second, the heat generated during the resin curing process. The LCD screen works at high temperature for a long time, and the light transmittance continues to decrease, resulting in poor molding and ultimately failure to cure. The LCD screen requires good heat dissipation to increase the working time of the LCD screen and the success rate of curing. At present, LED lamps generally have heat dissipation devices, while LCD screens do not have heat dissipation measures.

[0003] Therefore, it is necessary to improve the prior art. Summary of the invention

[0004] In view of the above problems, the present invention provides a light-curing rapid prototyping LCD heat dissipation device, which effectively solves the shortcomings of the prior art.

[0005] In order to achieve the above object, the technical solution applied by the present invention is as follows:

[0006] A photocurable rapid prototyping LCD heat dissipation device comprises a material trough group component and an LCD screen component, wherein the material trough group component comprises a material trough, a film, an upper pressing plate, a transparent plate and a lower pressing plate, wherein the top of the material trough is provided with an upper opening one, the bottom of the material trough is provided with a lower opening one, the film is fixed to the bottom of the material trough and is sealed with the lower opening one at the bottom of the material trough, the top of the upper pressing plate is provided with an upper opening two, the bottom of the upper pressing plate is provided with lower opening two, the upper pressing plate is fixed to the bottom of the material trough, the upper opening two of the upper pressing plate is sealed with the film, the transparent plate is fixed to the bottom of the upper pressing plate, the transparent plate is sealed with the lower opening two at the bottom of the upper pressing plate, the lower pressing plate is fixed to the bottom of the upper pressing plate, and the LCD screen component is fixed to the bottom of the lower pressing plate and is correspondingly bonded with the transparent plate.

[0007] According to the above scheme, a sealed cavity is correspondingly arranged between the film, the upper pressure plate and the transparent plate, and a water inlet and a water outlet are arranged on the side wall of the material trough, and the water inlet and the water outlet are connected to the sealed cavity.

[0008] According to the above solution, a limiting groove is provided on the bottom of the side wall of the material trough, and the side wall of the upper pressing plate is embedded in the limiting groove.

[0009] According to the above solution, a step is formed on the side wall of the upper pressing plate, and the steps on the lower pressing plate and the upper pressing plate are arranged correspondingly.

[0010] Beneficial effects of the present invention:

[0011] The present invention adopts such a structural setting, and the heat of the LCD screen is promptly taken away through the heat dissipation device, so that the working temperature of the LCD screen is maintained at a suitable temperature, the life of the LCD screen is increased, and the long-term stability of the curing success rate is ensured. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural diagram of the heat dissipation device of the present invention;

[0013] Figure 2 is an exploded view of the heat dissipation device of the present invention;

[0014] Figure 3 is a cross-sectional view of the heat dissipation device of the present invention;

[0015] Figure 4 yes Figure 3 Enlarged view of position A in the middle.

[0016] 1. Material trough assembly; 11. Material trough; 12. Film; 13. Upper pressure plate; 14. Transparent plate; 15. Lower pressure plate; 16. Sealing chamber; 111. Water inlet; 112. Water outlet; 113. Limiting groove; 131. Step; 2. LCD screen assembly. DETAILED DESCRIPTION

[0017] The technical solution of the present invention is described below in conjunction with the accompanying drawings and embodiments.

[0018] like Figures 1 to 4 As shown, the present invention discloses a photocuring rapid prototyping LCD heat dissipation device, comprising a material trough assembly 1 and an LCD screen assembly 2, wherein the material trough assembly 1 comprises a material trough 11, a film 12, an upper pressing plate 13, a transparent plate 14 and a lower pressing plate 15, wherein the top of the material trough 11 is provided with an upper opening 1, the bottom of the material trough 11 is provided with a lower opening 1, the film 12 is fixed to the bottom of the material trough 11 and is sealed with the lower opening 1 at the bottom of the material trough 11, the top of the upper pressing plate 13 is provided with an upper opening 2, the bottom of the upper pressing plate 13 is provided with a lower opening 2, the upper pressing plate 13 is fixed to the bottom of the material trough 11, the upper opening 2 of the upper pressing plate 13 is sealed with the film 12, the transparent plate 14 is fixed to the bottom of the upper pressing plate 13, the transparent plate 14 is sealed with the lower opening 2 at the bottom of the upper pressing plate 13, the lower pressing plate 15 is fixed to the bottom of the upper pressing plate 13, and the LCD screen assembly 2 is fixed to the bottom of the lower pressing plate 15 and is correspondingly fitted with the transparent plate 14.

[0019] In this embodiment, a sealed cavity 16 is correspondingly provided between the film 12, the upper pressure plate 13 and the transparent plate 14, and a water inlet 111 and a water outlet 112 are provided on the side wall of the material trough 11, and the water inlet 111 and the water outlet 112 are connected to the sealed cavity.

[0020] In this embodiment, a limiting groove 113 is provided on the bottom of the side wall of the material trough 11 , and the side wall of the upper pressing plate 13 is embedded in the limiting groove 113 .

[0021] In this embodiment, a step 131 is formed on the side wall of the upper pressing plate 13 , and the lower pressing plate 15 is disposed corresponding to the step 131 on the upper pressing plate 13 .

[0022] The present invention adopts such a structural setting, and its working principle is: since a sealed cavity 16 is correspondingly arranged between the film 12, the upper pressing plate 13 and the transparent plate 14, a water inlet 111 and a water outlet 112 are arranged on the side wall of the material trough 11, and the water inlet 111 and the water outlet 112 are connected to the sealed cavity 16, and the LCD screen assembly 2 is correspondingly arranged with the transparent plate 14. The sealed cavity 16 can be filled with cooling water through the water inlet 111. During printing, heat is absorbed by the cooling water. After solidification and molding, the hot water in the sealed cavity 16 is extracted through the water outlet 112. Such continuous circulation can prevent the temperature of the LCD screen assembly 2 from being too high. The invention adopts such a structural setting, and the heat of the LCD screen assembly 2 is taken away in time through the heat dissipation device, so that the working temperature of the LCD screen assembly 2 is maintained at a suitable temperature, the life of the LCD screen assembly 2 is improved, and the long-term stability of the curing success rate is guaranteed.

[0023] In practical applications, the upper pressing plate 13 is embedded in the limiting groove 113 on the bottom of the side wall of the material trough 11 , which plays a role in positioning the upper pressing plate 13 and the material trough 11 and also plays a role in limiting the film 12 .

[0024] In practical applications, the lower pressing plate 15 is sleeved on the step 131 on the side wall of the upper pressing plate 13 , which plays a role in positioning the lower pressing plate 15 and the upper pressing plate 13 , and also plays a role in limiting the transparent plate 14 .

[0025] In practical applications, the material trough 11 , the upper pressing plate 13 and the lower pressing plate 15 all adopt a hollow rectangular structure.

[0026] The embodiments of the present invention are described above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the enlightenment of the present invention, ordinary technicians in this field can also make many forms without departing from the scope of protection of the present invention and the claims, which all belong to the protection scope of the present invention.

Claims

1. A light-curing rapid prototyping LCD heat dissipation device, characterized in that: It comprises a material trough assembly (1) and an LCD screen assembly (2), wherein the material trough assembly (1) comprises a material trough (11), a film (12), an upper pressing plate (13), a transparent plate (14) and a lower pressing plate (15); The top of the material trough (11) is provided with an upper opening, the bottom of the material trough (11) is provided with a lower opening, and the film (12) is fixed to the bottom of the material trough (11) and is sealed with the lower opening at the bottom of the material trough (11); The top of the upper pressing plate (13) is provided with an upper opening II, the bottom of the upper pressing plate (13) is provided with a lower opening II, the upper pressing plate (13) is fixed to the bottom of the material trough (11), and the upper opening II of the upper pressing plate (13) is sealed with the film (12); The transparent plate (14) is fixed to the bottom of the upper pressing plate (13), and the transparent plate (14) and the lower opening at the bottom of the upper pressing plate (13) are sealed; The lower pressing plate (15) is fixed to the bottom of the upper pressing plate (13), and the LCD screen assembly (2) is fixed to the bottom of the lower pressing plate (15) and is arranged to fit the transparent plate (14) accordingly; A sealed cavity (16) is correspondingly arranged between the film (12), the upper pressure plate (13) and the transparent plate (14); a water inlet (111) and a water outlet (112) are arranged on the side wall of the material trough (11); and the water inlet (111) and the water outlet (112) are connected to the sealed cavity (16); A limiting groove (113) is provided on the bottom of the side wall of the material trough (11), and the side wall of the upper pressing plate (13) is embedded in the limiting groove (113); A step (131) is formed on the side wall of the upper pressing plate (13), and the lower pressing plate (15) and the step (131) on the upper pressing plate (13) are limitedly arranged.

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