Ventilation cooling device for 3D printer

Abstract

The utility model discloses a 3D printer ventilation cooling device which comprises a printer, a machine cabinet door is hinged to the front end of the printer, a touch screen is further assembled at the front end of the printer, a supporting assembly is arranged in the printer, and the supporting assembly can support and print a D printing object. A first cooling assembly is arranged on the supporting assembly and can conduct heat conduction and heat dissipation on the supporting assembly; a first cooling assembly is arranged in the 3D printer, a second cooling assembly is arranged at the top of the printer, and the second cooling assembly can ventilate and cool the interior of the 3D printer, and the 3D printer is internally provided with the first cooling assembly and the second cooling assembly, heat conduction and heat dissipation are achieved through heat dissipation fins, meanwhile, air is blown to the two sides of a printed object, and then air is blown to the top of the printed object for cooling; and finally, hot air in the 3D printer is sucked out for ventilation and cooling, and the cooling efficiency of printed objects in the 3D printer is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of 3D printer, concretely is a 3D printer ventilation cooling device. BACKGROUND

[0002] 3D printer is also called three-dimensional printer, and it is a kind of cumulative manufacturing technology, i.e. a kind of machine of rapid prototyping technology, it is a kind of three-dimensional object that is manufactured by printing layer by layer adherable material such as special wax material, powder metal or plastic based on digital model file, at present, three-dimensional printer is used to manufacture product, and the technology of layer-by-layer printing is used to construct object, the principle of 3D printer is that data and raw materials are put into 3D printer, and product is manufactured layer by layer according to program by machine, after printing, the existing 3D printer is cooled by natural cooling or simple one-way blowing, and the cooling effect of the printing material in 3D printer needs to be improved.

[0003] Therefore, it is necessary to provide a 3D printer ventilation cooling device. CONTENT OF UTILITY MODEL

[0004] The utility model aims at providing a 3D printer ventilation cooling device to solve the problems in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A 3D printer ventilation cooling device, comprising a printer, the front end of the printer is hingedly connected with a cabinet door, the front end of the printer is also provided with a touch screen, the inside of the printer is provided with a support assembly, the support assembly can support the printing D printing goods, a first cooling assembly is arranged on the support assembly, the first cooling assembly can heat and dissipate heat for the support assembly, a second cooling assembly is arranged on the top of the printer, and the second cooling assembly can ventilate and cool the inside of the D printer.

[0007] Preferably, the support assembly comprises a threaded groove and a support table, the rear end of the printer is provided with a threaded groove, and the support table is installed in the threaded groove through bolts.

[0008] Preferably, screw rods are installed in the inside of the two sides of the printer, the connecting plate is slidably inserted on the screw rod, the other end of the connecting plate is connected with the support table through bolts, and nuts are threadedly installed on the screw rod to support the connecting plate.

[0009] Preferably, the first cooling assembly comprises a heat conduction plate and a heat dissipation fin, the heat conduction plate in U shape is installed on the both side ends of the support table through bolts, and the heat dissipation fin is fixedly installed on the heat conduction plate.

[0010] Preferably, the heat dissipation fins are fixedly installed with air inlet square tubes, and the air outlet is arranged on the inner side of the air inlet square tube.

[0011] Preferably, the second cooling assembly comprises a first air jet pipe, a second air jet pipe and an air jet disc, and the first air jet pipe, the second air jet pipe and the air jet disc are respectively installed on the inner wall of the top of the printer.

[0012] Preferably, the top of the printer is provided with a four-way joint, a second connecting pipe is arranged between the four-way joint and the first air jet pipe, a third connecting pipe is arranged between the four-way joint and the second air jet pipe, and a first connecting pipe is arranged between the four-way joint and the air jet disc.

[0013] Preferably, the top of the printer is further provided with a filter box and an air pump, the air pump, the four-way joint and the filter box are connected through pipelines, the filter box and the four-way joint are connected through a pipeline, and a valve is arranged on the pipeline between the air pump and the filter box.

[0014] The additional aspects and advantages of the present application will be partially given in the following description, partially will become obvious from the following description, or will be understood through the practice of the present application.

[0015] Beneficial effects:

[0016] By arranging the first cooling assembly and the second cooling assembly in the 3D printer respectively, the heat dissipation fins are used for heat dissipation, air is blown to both sides of the printed object, air is blown to the top of the printed object, cooling is performed, and finally hot air in the 3D printer is sucked out to exchange air and cool down, so that the cooling efficiency of the printed object in the 3D printer is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a front view of a 3D printer ventilation and cooling device.

[0018] Figure 2 It is a schematic view of a 3D printer ventilation and cooling device.

[0019] Figure 3 It is a first cooling assembly installation schematic view of a 3D printer ventilation and cooling device.

[0020] Figure 4 It is a schematic view of an air jet disc in a 3D printer ventilation and cooling device.

[0021] In the figure: 1, printer; 11, cabinet door; 12, touch screen; 2, support assembly; 21, threaded groove; 22, support table; 23, nut; 24, connecting plate; 25, screw rod; 3, first cooling assembly; 31, heat conduction plate; 32, heat dissipation fin; 33, air inlet square tube; 34, air outlet; 4, second cooling assembly; 41, first air jet pipe; 42, second air jet pipe; 43, air jet disc; 44, first connecting pipe; 441, second connecting pipe; 442, third connecting pipe; 45, four-way joint; 46, filter box; 47, valve; 48, air pump; 49, air outlet hole. DETAILED DESCRIPTION

[0022] The embodiments of the present application are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0023] As Figures 1-4 ;

[0024] A 3D printer ventilation and cooling device, comprising a printer 1, the printer 1 is a 3D printer, the model of the 3D printer is DO200, the front end of the printer 1 is hinged with a cabinet door 11, the window on the cabinet door 11 is a transparent plate, which is convenient for observing the inside of the printer 1, and the front end of the printer 1 is also provided with a touch screen 12, which can control the printer 1 through the buttons on the touch screen 12, and the inside of the printer 1 is provided with a support assembly 2, which can support the printing of 3D printed objects; The support assembly 2 is provided with a first cooling assembly 3, which can conduct heat and dissipate heat for the support assembly 2; The top of the printer 1 is provided with a second cooling assembly 4, which can ventilate and cool the inside of the 3D printer;

[0025] Further, the support assembly 2 comprises a threaded groove 21 and a support table 22, the rear end of the printer 1 is provided with a threaded groove 21, the threaded groove 21 is used for bolt connection, the support table 22 is installed in the threaded groove 21 through a bolt, the 3D printed object is supported by the support table 22, the inside of the both sides of the printer 1 is provided with a screw rod 25, the screw rod 25 is used for connecting the connecting plate 24, the connecting plate 24 is slidably inserted into the screw rod 25, the connecting plate 24 is used for supporting the front end of the support table 22, so that the support table 22 is stably installed, the other end of the connecting plate 24 is connected to the support table 22 through a bolt, and the nut 23 is threadedly installed on the screw rod 25 to support the connecting plate 24, and the nut 23 is rotatably arranged on the top and bottom of the connecting plate 24 to clamp and position the connecting plate 24;

[0026] Further, the first cooling assembly 3 comprises a heat-conducting plate 31 and a heat dissipation fin 32, both sides of the support table 22 are installed with the U-shaped heat-conducting plate 31 through bolts, the heat-conducting plate 31 is a copper plate, which is used for supporting and installing the heat dissipation fin 32 and conducting heat to the support table 22, the heat dissipation fin 32 is also a copper plate, which is used for conducting heat, the air inlet square tube 33 is fixedly installed between the heat dissipation fins 32, the air in the first air jet pipe 41 blows into the air inlet square tube 33, and then blows to the printed product through the air outlet 34 to cool down, the air in the first air jet pipe 41 blows to the heat dissipation fin 32 to accelerate the cooling of the heat dissipation fin 32, and the air outlet 34 is arranged on the inner side of the air inlet square tube 33;

[0027] Further, the second cooling assembly 4 comprises a first air jet pipe 41, a second air jet pipe 42 and an air jet disc 43, the first air jet pipe 41 and the second air jet pipe 42 are used for blowing air to the air inlet square tube 33 and the heat dissipation fin 32 below, the first air jet pipe 41, the second air jet pipe 42 and the air jet disc 43 are respectively installed on the inner wall of the top of the printer 1, the air jet disc 43 is used for blowing air to the printed product on the support table 22 below to cool down, the sidewall of the printer 1 is also provided with an air outlet hole 49, the hot air in the printer 1 flows upwards, part of the hot air is discharged through the air outlet hole 49, and the other hot air is sucked through the first air jet pipe 41, the second air jet pipe 42 and the air jet disc 43, the top of the printer 1 is provided with a four-way joint 45, the four-way joint 45 is used for connecting pipelines, a second connecting pipe 441 is installed between the four-way joint 45 and the first air jet pipe 41, the second connecting pipe 441 is used for feeding air into the first air jet pipe 41, a third connecting pipe 442 is installed between the four-way joint 45 and the second air jet pipe 42, the third connecting pipe 442 is used for feeding air into the second air jet pipe 42, a first connecting pipe 44 is installed between the four-way joint 45 and the air jet disc 43, the first connecting pipe 44 is used for feeding air into the air jet disc 43, and the top of the printer 1 is also provided with a filter box 46 and an air pump 48, the filter box 46 is provided with filter cotton and is used for filtering air, the air pump 48 is of the RB-71D-4 type, the air pump 48 is used for blowing and sucking, air is first blown into the printer 1, and then hot air is sucked out of the printer 1, the air pump 48, the four-way joint 45 and the filter box 46 are connected through pipelines, the filter box 46 and the four-way joint 45 are connected through a pipeline, a valve 47 is installed on the pipeline between the air pump 48 and the filter box 46, and the valve 47 is used for controlling air feeding into the filter box 46.

[0028] The working principle of the utility model is: the height of support platform 22 is adjustable, the rear end of support platform 22 is installed at the rear end of printer 1 through bolt, the top and bottom of connecting plate 24 are both rotationally provided with nut 23, clamping positioning is carried out after rotating nut 23 to adjust the position of connecting plate 24, the other end of connecting plate 24 is connected and supported with support platform 22 through bolt, support platform 22 is heat-conducted and radiated through heat-conducting plate 31 and radiating fin 32, air pump 48 starts blowing, the second connecting pipe 441 is used for air inlet to first air jet pipe 41, the third connecting pipe 442 is used for air inlet to second air jet pipe 42, the first connecting pipe 44 is used for air inlet to air jet disc 43, air jet disc 43 blows air to the printing product on support platform 22 below, first air jet pipe 41 and second air jet pipe 42 are used for blowing air to air inlet square pipe 33 below and radiating fin 32, the air in first air jet pipe 41 and second air jet pipe 42 blows to air inlet square pipe 33, then blows air to the printing product through air outlet 34, the air in first air jet pipe 41 and second air jet pipe 42 blows to radiating fin 32, accelerates the cooling of radiating fin 32, the hot air in printer 1 flows upwards, part of it is discharged through air outlet hole 49, air pump 48 carries out air extraction again, hot air above 3D printer is extracted and discharged through first air jet pipe 41, second air jet pipe 42 and air jet disc 43, and the inside of 3D printer is cooled.

[0029] Although the utility model has been described above with reference to the embodiments, various improvements can be made and equivalent parts can be replaced without departing from the scope of the utility model. In particular, as long as there is no structural conflict, the features in the embodiments disclosed by the utility model can be combined in any way, and the combinations are not exhaustively described in the specification only for the consideration of saving space and resources. Therefore, the utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A ventilation and cooling device for a 3D printer, comprising a printer (1), wherein a cabinet door (11) is hinged to the front end of the printer (1), and a touch screen (12) is also mounted on the front end of the printer (1), characterized in that: The printer (1) has a support component (2) inside, which can support the printing of 3D printed items; A first cooling component (3) is provided on the support component (2), and the first cooling component (3) can conduct heat and dissipate heat from the support component (2); A second cooling component (4) is provided on the top of the printer (1), which can ventilate and cool the inside of the 3D printer.

2. The ventilation and cooling device for a 3D printer according to claim 1, characterized in that: The support assembly (2) includes a threaded groove (21) and a support platform (22). The printer (1) has a threaded groove (21) at its rear end, and the support platform (22) is installed in the threaded groove (21) by bolts.

3. The ventilation and cooling device for a 3D printer according to claim 2, characterized in that: Screws (25) are installed inside both sides of the printer (1). A connecting plate (24) is slidably inserted into the screw (25). The other end of the connecting plate (24) is connected to the support platform (22) by bolts. Nuts (23) are also threaded on the screw (25) to support the connecting plate (24).

4. A 3D printer ventilation and cooling device according to claim 2, characterized in that: The first cooling component (3) includes a heat-conducting plate (31) and heat dissipation fins (32). The two ends of the support platform (22) are equipped with U-shaped heat-conducting plates (31) by bolts, and heat dissipation fins (32) are fixedly installed on the heat-conducting plate (31).

5. A 3D printer ventilation and cooling device according to claim 4, characterized in that: An air inlet square tube (33) is fixedly installed between the heat dissipation fins (32), and an air outlet (34) is provided on the inner side of the air inlet square tube (33).

6. A 3D printer ventilation and cooling device according to claim 1, characterized in that: The second cooling component (4) includes a first jet pipe (41), a second jet pipe (42) and a jet disk (43). The first jet pipe (41), the second jet pipe (42) and the jet disk (43) are respectively installed on the inner wall of the top of the printer (1). The side wall of the printer (1) is also provided with an air outlet (49).

7. A 3D printer ventilation and cooling device according to claim 6, characterized in that: The top of the printer (1) is provided with a four-way connector (45), a second connecting pipe (441) is installed between the four-way connector (45) and the first jet pipe (41), a third connecting pipe (442) is installed between the four-way connector (45) and the second jet pipe (42), and a first connecting pipe (44) is installed between the four-way connector (45) and the jet disc (43).

8. A 3D printer ventilation and cooling device according to claim 7, characterized in that: The printer (1) is also equipped with a filter box (46) and an air pump (48) on its top. The air pump (48) is connected to the four-way connector (45) and the filter box (46) by pipelines. The filter box (46) is connected to the four-way connector (45) by pipelines. A valve (47) is installed on the pipeline between the air pump (48) and the filter box (46).

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