CN212219295U - LCD3D printer heat radiation structure and LCD3D printer - Google Patents
LCD3D printer heat radiation structure and LCD3D printer Download PDFInfo
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- CN212219295U CN212219295U CN202020442046.XU CN202020442046U CN212219295U CN 212219295 U CN212219295 U CN 212219295U CN 202020442046 U CN202020442046 U CN 202020442046U CN 212219295 U CN212219295 U CN 212219295U
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Abstract
The utility model provides a LCD3D printer heat radiation structure and LCD3D printer relates to 3D and prints technical field. The heat dissipation structure of the LCD3D printer comprises a heat conduction shell, a heat conduction light shield, a printing platform and a heat dissipation bottom plate for bearing a light source; the heat dissipation bottom plate is fixedly arranged in the heat conduction shell, the heat conduction light shield is fixedly arranged on the heat dissipation bottom plate, and the printing platform is fixedly arranged at the top of the heat conduction light shield; each side of the printing platform is fixedly connected with the heat conducting shell. The LCD3D printer includes an LCD3D printer heat dissipation structure. The technical effect of good heat dissipation effect is achieved.
Description
Technical Field
The utility model relates to a 3D printer technical field particularly, relates to LCD3D printer heat radiation structure and LCD3D printer.
Background
The LCD3D printer is a 3D printer using a photo-curing resin molding technique. The LCD selective area light transmission principle 3D printer is a brand new concept. By using LCD imaging principle, under the drive of microcomputer and display screen drive circuit, the image signal is provided by computer program, and selective transparent area appears on the LCD screen. Under the irradiation of the ultraviolet light source, the ultraviolet light is blocked in the image transparent area of the liquid crystal screen, and in the area without image display, the ultraviolet light penetrating through the liquid crystal screen forms an ultraviolet light image area. The method is characterized in that a light-cured liquid resin bearing groove grassland is arranged on the surface of the liquid crystal screen and is a transparent film, ultraviolet light irradiates the liquid light-cured resin through the transparent film, the resin irradiated by the ultraviolet light is cured and reflected, the irradiated liquid resin is solid, the ultraviolet light is shielded by the lighttight part of the liquid crystal screen, the liquid light-cured resin of the shielded part is not irradiated by the ultraviolet light, the part of the resin not irradiated is still liquid, and the cured resin is a product molding part manufactured by the 3D printer.
In the prior art of the LCD3D printer, a light source lamp bead is welded on an aluminum substrate and then fixed on a printing platform through a hexagonal copper column; this kind of structure bottom aluminium base board calorific capacity is big, and the heat that the lamp pearl distributed out directly passes through on the air propagation reaches the ya keli board, then passes through on the ya keli board reaches the LCD screen, the direct life who influences the LCD screen.
Therefore, it is an important technical problem to be solved by those skilled in the art to provide a heat dissipation structure of an LCD3D printer and an LCD3D printer with good heat dissipation effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a LCD3D printer heat radiation structure and LCD3D printer to alleviate the poor technical problem of radiating effect among the prior art.
In a first aspect, an embodiment of the present invention provides a heat dissipation structure for an LCD3D printer, including a heat conduction casing, a heat conduction light shield, a printing platform, and a heat dissipation bottom plate for carrying a light source;
the heat dissipation bottom plate is fixedly arranged in the heat conduction shell, the heat conduction light shield is fixedly arranged on the heat dissipation bottom plate, and the printing platform is fixedly arranged at the top of the heat conduction light shield;
each side of the printing platform is fixedly connected with the heat conducting shell.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein an annular space exists between the heat conducting shell and the heat conducting light shield;
the heat conducting shell is provided with a first air inlet and a first air outlet which are communicated with the annular space;
a first fan is arranged at the first air inlet.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the first air inlet and the first exhaust outlet are disposed on two opposite side walls of the heat conducting casing.
With reference to the first aspect, embodiments of the present invention provide a possible implementation manner of the first aspect, wherein the heat-conducting light shield is a columnar structure;
and a second air inlet and a second air outlet which are communicated with the annular space are formed in the side wall of the heat-conducting light shield.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the second air inlet and the second air outlet are disposed on two opposite side walls of the heat-conducting light-shielding cover.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein a second fan is disposed at the second air outlet.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein an air duct is disposed at the second air outlet, and the air duct is far away from one end of the second air outlet and the first air outlet.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the heat conducting light shield inner wall is provided with a plurality of grooves for increasing the contact area between the heat conducting light shield inner wall and the air.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the heat conducting light shield outer wall is provided with a mounting seat for mounting a control circuit board.
In a second aspect, an embodiment of the present invention provides an LCD3D printer, including the heat dissipation structure of the LCD3D printer.
Has the advantages that:
the utility model provides a heat dissipation structure of LCD3D printer, which comprises a heat conduction shell, a heat conduction light shield, a printing platform and a heat dissipation bottom plate for bearing a light source; the heat dissipation bottom plate is fixedly arranged in the heat conduction shell, the heat conduction light shield is fixedly arranged on the heat dissipation bottom plate, and the printing platform is fixedly arranged at the top of the heat conduction light shield; each side of the printing platform is fixedly connected with the heat conducting shell.
Specifically, when the LCD3D printer starts to work, the light source inside the heat conductive casing starts to work, and the light source generates a large amount of heat during working, at this time, the heat generated by the light source is transferred to the heat dissipation bottom plate carrying the light source, and this part of the heat is transferred to the bottom plate of the heat conductive casing and then to the whole heat conductive casing, and this part of the heat is also transferred to the heat conductive light shield; in addition, heat generated by the light source can be transferred to the air, and the heat in the air can be contacted with the heat-conducting light shield, so that the heat in the air can be transferred to the heat-conducting light shield, and then the heat in the air can be transferred to the printing platform, and the heat of the printing platform can be transferred to the heat-conducting shell; through such setting, can be fast comprehensive with the heat transfer of light source production to heat conduction casing and heat conduction light shield on, very big improvement the radiating effect.
The utility model provides a pair of LCD3D printer, including LCD3D printer heat radiation structure. The LCD3D printer has the advantages described above over the prior art and will not be described in detail here.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a heat dissipation structure of an LCD3D printer according to an embodiment of the present invention;
fig. 2 is a top view of a heat dissipation structure of an LCD3D printer according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;
fig. 5 is a rear view of a heat dissipation structure of an LCD3D printer according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a heat-conducting light shield, a light source and a heat-dissipating bottom plate in a heat-dissipating structure of an LCD3D printer according to an embodiment of the present invention;
fig. 7 is a schematic diagram of a Z-axis assembly of a heat dissipation structure of an LCD3D printer according to an embodiment of the present invention;
fig. 8 is a schematic diagram of the heat dissipation structure of the LCD3D printer according to the embodiment of the present invention, which includes a Z-axis assembly and a heat dissipation cover.
Icon:
100-a thermally conductive housing; 110-a first air inlet; 120-a first exhaust port; 130-a first fan; 140-thermally conductive connectors;
200-a printing platform;
300-heat conducting light shield; 310-a second air inlet; 320-a second air outlet; 330-a second fan; 340-an air duct; 350-grooves;
400-heat dissipation bottom plate;
500-an annular space; 510-a mounting seat;
600-Z shaft assembly;
700-heat dissipation housing.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
Referring to fig. 1, 2, 3 and 4, the present embodiment provides a heat dissipation structure for an LCD3D printer, which includes a heat conductive casing 100, a heat conductive light shield 300, a printing platform 200 and a heat dissipation bottom plate 400 for carrying a light source; the heat dissipation base plate 400 is fixedly installed in the heat conduction shell 100, the heat conduction light shield 300 is fixedly installed on the heat dissipation base plate 400, and the printing platform 200 is fixedly installed at the top of the heat conduction light shield 300; each side of the printing platform 200 is fixedly connected to the heat conductive housing 100.
Specifically, when the LCD3D printer starts to operate, the light source inside the heat conductive casing 100 starts to operate, and the light source generates a large amount of heat during operation, and the heat generated by the light source is transferred to the heat dissipation bottom plate 400 carrying the light source, and this portion of heat is transferred to the bottom plate of the heat conductive casing 100 and then to the entire heat conductive casing 100, and this portion of heat is also transferred to the heat conductive light shield 300; in addition, heat generated by the light source is transferred to the air, and the heat in the air is in contact with the heat-conducting light shield 300, so that the heat in the air is transferred to the heat-conducting light shield 300, and then the heat in the air is transferred to the printing platform 200, and the heat in the printing platform 200 is transferred to the heat-conducting shell 100; through such setting, can be fast comprehensive with the heat transfer of light source production to heat conduction casing 100 and heat conduction lens hood 300 on, very big improvement the radiating effect.
The top of the heat-conducting casing 100 is connected to the top of the heat-conducting light shield 300 through the heat-conducting connector 140, so that heat on the heat-conducting light shield 300 can be rapidly transferred to the heat-conducting casing 100.
It should be noted that, in the prior art, the light source generally adopts an aluminum substrate light source, and heat generated by the light source can be directly conducted to the heat dissipation bottom plate 400 through the aluminum substrate, and then the heat is conducted to the heat conduction housing 100 and the heat conduction light shield 300 through the heat dissipation bottom plate 400.
Referring to fig. 1, 2, 3, 4 and 5, in an alternative to the present embodiment, an annular space 500 exists between the thermally conductive housing 100 and the thermally conductive light shield 300; the heat conducting shell 100 is provided with a first air inlet 110 and a first air outlet 120 which are communicated with the annular space 500; the first air inlet 110 is provided with a first fan 130.
Specifically, the air with a low outside temperature can be sucked into the annular space 500 through the first fan 130, and the air with a low temperature can dissipate heat of the heat-conducting light shield 300.
In the course of the work, 360 degrees wind directions through annular space 500 dispel the heat to heat conduction lens hood 300, improve the radiating effect.
Specifically, when the LCD3D printer is started, the first fan 130 in the heat conductive housing 100 is started. The first fan 130 may be a fan; moreover, a person skilled in the art may also select the type and model of the first fan 130 according to actual situations, such as a fan, a blower, etc.
In an alternative embodiment, the first intake vent 110 and the first exhaust vent 120 are opened on two opposite sidewalls of the heat conductive housing 100.
Specifically, the first air inlet 110 and the first air outlet 120 are disposed on two opposite sidewalls of the heat conductive housing 100, so that the contact area between the air entering the annular space 500 from the first air inlet 110 and the inner wall of the heat conductive housing 100 and the heat dissipation cover can be increased, thereby increasing the heat dissipation effect.
Referring to fig. 3 and 6, in an alternative to the present embodiment, the thermally conductive light shield 300 is of a cylindrical structure; the side wall of the heat-conducting light shield 300 is provided with a second air inlet 310 and a second air outlet 320 which are communicated with the annular space 500.
Through the arrangement of the second air inlet 310 and the second air outlet 320, the air with lower temperature in the annular space 500 can enter and exit the heat-conducting light shield 300, and the heat dissipation effect on the heat-conducting light shield 300 is improved.
Referring to fig. 3 and 6, in an alternative embodiment, a second air inlet 310 and a second air outlet 320 are formed on two opposite sidewalls of the heat-conducting light shield 300.
Specifically, the second air inlet 310 and the second air outlet 320 are disposed on two opposite sidewalls of the heat-conducting light-shielding cover 300, so that the contact area between the air and the heat-conducting heat-dissipating cover can be increased, and the heat-dissipating effect can be improved. Air can penetrate through the heat-conductive light-shielding cover 300, and high-temperature air in the heat-conductive light-shielding cover 300 can be blown out to the maximum extent.
Referring to fig. 3 and 6, in an alternative of the present embodiment, a second fan 330 is disposed at the second exhaust port 320.
Specifically, when the LCD3D printer starts to operate, the second fan 330 in the heat conductive housing 100 starts to operate. The second fan 330 may be a fan; moreover, a person skilled in the art may also select the type and model of the second fan 330 according to actual situations, such as a fan, a blower, etc.
Wherein, when the light source starts to work, the light source generates a large amount of heat, a part of the heat is transferred to the heat-conducting casing 100 through the heat-dissipating bottom plate 400, a part of the heat is transferred to the heat-conducting light-shielding cover 300 through the heat-dissipating bottom plate 400, a part of the heat is dissipated into the heat-conducting light-shielding cover through air, and the heat-conductive light shield 300 may absorb some of the heat in the air, the remaining heat may be accumulated in the heat-conductive light shield 300, the first fan 130 and the second fan 330 cooperate to cool the inner wall of the heat-conducting casing 100 and the outer wall of the heat-conducting light shield 300, and the outside air dissipates heat from the outer wall of the heat-conducting casing 100, and the air can enter the heat-conducting light shield 300 from the second air inlet 310 and be exhausted from the second air outlet 320, and the air can exhaust the heat accumulated in the heat-conducting light shield 300 in the moving process, so that the heat dissipation effect is greatly improved.
Referring to fig. 3, 4 and 6, in an alternative of the present embodiment, an air duct 340 is disposed at the second air outlet 320, and one end of the air duct 340 away from the second air outlet 320 is communicated with the first air outlet 120.
Specifically, by the arrangement of the air guide tube 340, the hot air exhausted from the heat-conducting light shield 300 can be prevented from staying in the annular space 500 and directly exhausted from the first exhaust port 120.
The size of the first exhaust opening 120 is larger than that of the outlet of the air guide tube 340, so that the first exhaust opening 120 can exhaust the air in the annular space 500 and can be communicated with the outlet of the air guide tube 340.
Referring to fig. 1, 3, 4 and 6, in an alternative of this embodiment, the inner wall of the heat-conducting light shield 300 is formed with a plurality of grooves 350 for increasing the contact area with air.
The heat absorption area of the heat-conducting light shield 300 is increased by arranging the plurality of grooves 350 on the heat-conducting light shield 300, so that heat in the heat-conducting light shield 300 can be absorbed to the greatest extent, and the heat dissipation effect is greatly improved.
Referring to fig. 3, in an alternative of the present embodiment, the outer wall of the heat-conductive light shield 300 is provided with a mounting seat 510 for mounting a control circuit board.
Specifically, the mounting seat 510 is installed on the outer wall of the heat-conducting light shield 300, the mounting seat 510 is located in the annular space 500, other control and auxiliary components such as a circuit board can be installed on the mounting seat 510, and the components are arranged between the first air inlet and the second air inlet, when the first fan 130 sucks the air outside the heat-conducting shell 100 into the annular space 500, the air with lower temperature firstly cools the other control and auxiliary components such as the circuit board, and the normal operation of the components is ensured; then enter into the heat conduction light shield 300 from the second air inlet 310 in, then discharge the heat conduction light shield 300 from the second air outlet 320 under the effect of second fan 330 again, when the air current was through heat conduction light shield 300, the lower air of temperature can dispel the heat to heat conduction light shield 300, carry the heat of heat conduction light shield 300 and discharge heat conduction light shield 300, and in addition, the air can also carry and discharge the heat in the heat conduction light shield 300 space heat conduction light shield 300.
A part of heat generated by the light source can be rapidly transferred to the heat-conducting shell 100 and the heat-conducting light shield 300 through the heat-radiating bottom plate 400, and a part of heat on the heat-conducting light shield 300 can be transferred to the printing platform 200 and then transferred to the heat-conducting shell 100 through the printing platform 200, so that the heat can be rapidly dissipated through air cooling; the residual heat generated by the light source is transmitted into the heat-conducting light shield 300 through the air, the heat-conducting light shield 300 absorbs a part of the heat of the air, meanwhile, the high-temperature air accumulated in the heat-conducting light shield 300 is carried by the air entering the heat-conducting light shield 300 from the second air inlet 310 and is discharged out of the heat-conducting light shield 300 and is discharged to the heat-conducting shell 100 along with the control, in addition, the high-temperature air in the heat-conducting light shield 300 transmits the heat to the printing platform 200, and at this time, the heat on the printing platform 200 can be rapidly transmitted to the heat-conducting shell 100; the structure can greatly improve the heat radiation effect.
Referring to fig. 7 and 8, the heat dissipation structure for LCD3D printer provided in this embodiment further includes a Z-axis assembly 600 and a heat dissipation housing 700, wherein the bottom of the Z-axis assembly 600 is fixedly connected to the bottom plate of the heat conductive housing 100, and the middle of the Z-axis assembly 600 is fixedly connected to the printing platform 200, so that heat on the heat conductive housing 100 and the printing platform 200 can be transferred to the Z-axis assembly 600, and heat dissipation is performed through the Z-axis assembly 600, thereby significantly improving heat dissipation effect.
And, articulated on the Z axle subassembly 600 have heat dissipation dustcoat 700 for the connecting piece of connecting heat dissipation dustcoat 700 and Z axle subassembly 600 can heat conduction, therefore on heat transmission boil out heat dissipation dustcoat 700 that heat on the Z axle subassembly 600 can be quick, can be quick through the very big heat radiating area of heat dissipation dustcoat 700 distribute away the heat, the improvement radiating effect that is showing.
The embodiment provides an LCD3D printer, which comprises an LCD3D printer heat dissipation structure. The LCD3D printer has the above advantages over the prior art and will not be described in detail here.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (10)
1. A LCD3D printer heat dissipation structure, comprising: the printing equipment comprises a heat-conducting shell (100), a heat-conducting light shield (300), a printing platform (200) and a heat-radiating bottom plate (400) for bearing a light source;
the heat dissipation bottom plate (400) is fixedly arranged in the heat conduction shell (100), the heat conduction light shield (300) is fixedly arranged on the heat dissipation bottom plate (400), and the printing platform (200) is fixedly arranged at the top of the heat conduction light shield (300);
each side of the printing platform (200) is fixedly connected with the heat conducting shell (100).
2. The LCD3D printer heat dissipation structure of claim 1, wherein an annular space (500) exists between the thermally conductive housing (100) and the thermally conductive light shield (300);
the heat conducting shell (100) is provided with a first air inlet (110) and a first air outlet (120) which are communicated with the annular space (500);
the first air inlet (110) is provided with a first fan (130).
3. The LCD3D printer heat dissipation structure of claim 2, wherein the first air inlet (110) and the first air outlet (120) are opened on two opposite side walls of the heat conductive housing (100).
4. The LCD3D printer heat dissipation structure of claim 2, wherein the heat conductive light shield (300) is a cylindrical structure;
the side wall of the heat-conducting light shield (300) is provided with a second air inlet (310) and a second air outlet (320) which are communicated with the annular space (500).
5. The heat dissipating structure for an LCD3D printer according to claim 4, wherein the second air inlet (310) and the second air outlet (320) are formed on two opposite sidewalls of the heat conductive light shield (300).
6. The heat dissipation structure for LCD3D printer according to claim 4, wherein a second fan (330) is disposed at the second air outlet (320).
7. The heat dissipation structure for LCD3D printers according to claim 4, wherein an air duct (340) is disposed at the second air outlet (320), and an end of the air duct (340) away from the second air outlet (320) is communicated with the first air outlet (120).
8. The heat dissipation structure of LCD3D printer according to any one of claims 1-7, wherein the heat-conducting light shield (300) has a plurality of grooves (350) formed on its inner wall for increasing its contact area with air.
9. The LCD3D printer heat dissipation structure of any one of claims 1-7, wherein the heat-conducting light shield (300) is provided with a mounting seat (510) for mounting a control circuit board on its outer wall.
10. An LCD3D printer, characterized in that, includes the LCD3D printer heat dissipation structure of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020442046.XU CN212219295U (en) | 2020-03-30 | 2020-03-30 | LCD3D printer heat radiation structure and LCD3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020442046.XU CN212219295U (en) | 2020-03-30 | 2020-03-30 | LCD3D printer heat radiation structure and LCD3D printer |
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| Publication Number | Publication Date |
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| CN212219295U true CN212219295U (en) | 2020-12-25 |
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| CN202020442046.XU Active CN212219295U (en) | 2020-03-30 | 2020-03-30 | LCD3D printer heat radiation structure and LCD3D printer |
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| Country | Link |
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| CN (1) | CN212219295U (en) |
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Address after: 212000 building D35, No.99, dingmaojing 15th Road, Zhenjiang New District, Jiangsu Province Patentee after: Jiangsu Brozan Intelligent Technology Co.,Ltd. Address before: 212000 building D35, No.99, dingmaojing 15th Road, Zhenjiang New District, Jiangsu Province Patentee before: Jiangsu Rich-Opto Technology Co.,Ltd. |
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