Powder recovery processing device of 3D printer

Abstract

The powder recovery processing device comprises a dust collecting box, a dust collecting fan is installed at the bottom end of the interior of the dust collecting box, a collecting net bag is installed at the top end of the dust collecting fan, a connecting plate is fixedly connected to the bottom end of the collecting net bag, an extraction opening is formed in the top end of the dust collecting fan, and the connecting plate is fixedly connected to the bottom end of the dust collecting fan. A first screening plate is arranged at the top end of the collecting net bag, a second screening plate is arranged below the first screening plate, fixing covers are fixedly connected to the two sides of the dust collecting box, and mounting clamping grooves are formed in the two sides of the interior of the dust collecting box. According to the powder recycling and processing device of the 3D printer, powder is screened in the first screening plate, then enters the second screening plate to be screened and finally enters the collecting net bag, a screening motor can push the first screening plate and the second screening plate to conduct movable screening, powder of different degrees can be conveniently collected through the structure, and the powder recycling and processing device is convenient to use. The function of classified collection is achieved, and the problem that screening is not easy is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of printers, in particular to a powder recovery and processing device for a 3D printer. Background Art

[0002] Printers are common printing devices. With the advancement of printing technology, 3D printers came into being. 3D printers use program control to stack powdered bonded printing materials layer by layer through printing, and finally turn the three-dimensional blueprint into a physical object.

[0003] The excess dust generated during the printing process of a 3D printer needs to be collected using a recycling device, but common collection equipment is not easy to classify and screen the printed dust, and the collection functionality and flexibility are poor.

[0004] There is an urgent need for a powder recovery and processing device for a 3D printer to solve the technical defects proposed in the above-mentioned technology. Utility Model Content

[0005] The purpose of the utility model is to provide a powder recovery and processing device for a 3D printer, so as to solve the problem of difficult screening mentioned in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a powder recovery and processing device for a 3D printer, comprising a dust collection box, a dust collecting fan is installed at the bottom end of the dust collection box, a collection net bag is installed at the top end of the dust collecting fan, a connecting plate is fixedly connected to the bottom end of the collection net bag, an extraction port is arranged at the top end of the dust collecting fan, a first screening plate is arranged at the top end of the collection net bag, a second screening plate is arranged below the first screening plate, fixed covers are fixedly connected to both sides of the dust collection box, and the dust collecting Mounting slots are provided on both sides of the box, an elastic telescopic rod is fixedly connected between the fixed cover and the mounting slots, mounting blocks are fixedly connected on both sides of the first screening plate and the second screening plate, a feed pipe is fixedly connected to one side of the top of the dust collection box, a telescopic tube is fixedly connected to the top of the feed pipe, a connecting tube is fixedly connected to the top of the telescopic tube, a screening motor is installed on one side of the fixed cover, a first cabinet door and a second cabinet door are respectively installed at the front end of the dust collection box, and casters are fixedly connected to both sides of the bottom end of the dust collection box.

[0007] Preferably, one side of the mounting block is embedded in the mounting slot, and the output end of the screening motor is connected to one side of the mounting slot via a connecting rod.

[0008] Preferably, the first screen plate is arranged above the second screen plate, and the mesh openings of the first screen plate are larger than the mesh openings of the second screen plate.

[0009] Preferably, both sides of the collection net bag are fixedly connected to limit blocks, and both sides of the interior of the dust collection box are fixedly connected to limit slots.

[0010] Preferably, the limiting card slot is in a "concave" shape, and the limiting card block is embedded in the limiting card slot.

[0011] Preferably, two sides of the bottom end of the connecting plate are fixedly connected with connecting blocks, and the connecting blocks are embedded in the inside of the extraction port.

[0012] Preferably, the first cabinet door is arranged at the front end of the collecting net bag, and the front ends of the first cabinet door and the second cabinet door are fixedly connected with handles.

[0013] Preferably, a mounting flange is fixedly connected to one side of the connecting pipe, a rubber tube is fixedly connected to one side of the mounting flange, and a mounting hole is arranged inside the mounting flange.

[0014] Compared with the prior art, the beneficial effects of the utility model are: the powder recovery and processing device of the 3D printer not only realizes the function of easy screening, the function of easy disassembly, but also the function of easy connection;

[0015] (1) By providing an elastic telescopic rod, a mounting slot, a first screening plate, a second screening plate, a screening motor and a mounting block, the powder inside the printer enters the dust collection box from the feed pipe, the metal powder first enters the first screening plate for screening, then enters the second screening plate for screening, and finally enters the collection net bag. The screening motor can push the first screening plate and the second screening plate to move and screen. This structure facilitates the collection of powders of different degrees and realizes the function of classified collection;

[0016] (2) By providing a collecting net bag, a limiting card block, a limiting card slot, an extraction port and a connecting card block, the collecting net bag can collect the screened metal powder. After the collection is completed, the collecting net bag can be taken out. When taking it out, the collecting net bag needs to be rotated first, and the connecting card block at the bottom of the collecting net bag is moved out from the inside of the extraction port, and the limiting card blocks on both sides of the collecting net bag are moved out from the installation card slots. This structure realizes the function of easy disassembly;

[0017] (3) By providing a feed pipe, a mounting flange, a rubber tube, a connecting pipe, a telescopic tube and casters, the dust collection box can be moved to the vicinity of the printer by the casters at the bottom when in use, and then the connecting pipe is connected to the dust outlet of the printer using the mounting flange, and the rubber tube on one side of the connecting pipe is inserted into the outlet, the telescopic tube can be stretched and adjusted according to the installation requirements, and then the flange and bolts are installed to fix it, and then dust collection can be achieved. This structure realizes the function of easy movement and connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0019] Figure 2 This is a front view structural schematic diagram of the utility model;

[0020] Figure 3 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0021] Figure 4 It is a schematic diagram of the front cross-sectional structure of the collection net bag of the present invention.

[0022] In the figure: 1. Dust collection box; 2. Dust collecting fan; 3. Connecting plate; 4. Collecting net bag; 5. Limiting card block; 6. Fixed cover; 7. Elastic telescopic rod; 8. Mounting slot; 9. First screening plate; 10. Feeding pipe; 11. Mounting flange; 12. Rubber tube; 13. Mounting hole; 14. Connecting pipe; 15. Telescopic tube; 16. Second screening plate; 17. Screening motor; 18. Limiting card slot; 19. Extraction port; 20. Casters; 21. First cabinet door; 22. Second cabinet door; 23. Handle; 24. Mounting card block; 25. Connecting card block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example 1: Please refer to Figure 1-4A powder recovery and processing device for a 3D printer comprises a dust collecting box 1, a dust collecting fan 2 is installed at the bottom end of the dust collecting box 1, a collecting net bag 4 is installed at the top of the dust collecting fan 2, a connecting plate 3 is fixedly connected to the bottom end of the collecting net bag 4, an extraction port 19 is arranged at the top of the dust collecting fan 2, a first screening plate 9 is arranged at the top of the collecting net bag 4, a second screening plate 16 is arranged below the first screening plate 9, a fixed cover 6 is fixedly connected to both sides of the dust collecting box 1, and mounting slots 8 are arranged on both sides of the dust collecting box 1. An elastic telescopic rod 7 is fixedly connected between the cover 6 and the mounting slot 8, mounting blocks 24 are fixedly connected to both sides of the first screening plate 9 and the second screening plate 16, a feeding pipe 10 is fixedly connected to one side of the top of the dust collecting box 1, a telescopic tube 15 is fixedly connected to the top of the feeding pipe 10, a connecting pipe 14 is fixedly connected to the top of the telescopic tube 15, a screening motor 17 is installed on one side of the fixed cover 6, a first cabinet door 21 and a second cabinet door 22 are respectively installed at the front end of the dust collecting box 1, and casters 20 are fixedly connected to both sides of the bottom end of the dust collecting box 1;

[0025] One side of the mounting block 24 is embedded in the mounting slot 8, the output end of the screening motor 17 is connected to one side of the mounting slot 8 through a connecting rod, the first screening plate 9 is arranged above the second screening plate 16, and the mesh of the first screening plate 9 is larger than the mesh of the second screening plate 16;

[0026] Specifically, Figure 1 and Figure 3 As shown, the metal powder first enters the first screening plate 9 for screening, then enters the second screening plate 16 for screening, and finally enters the collecting net bag 4. The screening motor 17 can push the first screening plate 9 and the second screening plate 16 to move and screen. This structure facilitates the collection of powders of different degrees.

[0027] Embodiment 2: The two sides of the collecting net bag 4 are fixedly connected with the limiting card blocks 5, the two sides inside the dust collecting box 1 are fixedly connected with the limiting card slots 18, the limiting card slots 18 are in a "concave" shape, the limiting card blocks 5 are embedded in the limiting card slots 18, and the two sides of the bottom end of the connecting plate 3 are fixedly connected with the connecting card blocks 25, and the connecting card blocks 25 are embedded in the extraction port 19;

[0028] Specifically, Figure 1 and Figure 4 As shown, after the collecting net bag 4 collects the powder, it can be taken out from the dust collection box 1. When taking it out, you need to rotate the collecting net bag 4 first, move the connecting block 25 at the bottom of the collecting net bag 4 out from the extraction port 19, and move the installation blocks 24 on both sides of the collecting net bag 4 out from the installation slot 8.

[0029] Embodiment 3: The first cabinet door 21 is arranged at the front end of the collection net bag 4, the front ends of the first cabinet door 21 and the second cabinet door 22 are fixedly connected with a handle 23, one side of the connecting pipe 14 is fixedly connected with a mounting flange 11, one side of the mounting flange 11 is fixedly connected with a rubber tube 12, and a mounting hole 13 is arranged inside the mounting flange 11;

[0030] Specifically, Figure 1 and Figure 2 As shown, first move the dust collection box 1 to the vicinity of the printer, use the mounting flange 11 to connect the connecting pipe 14 to the dust outlet of the printer, insert the rubber tube 12 on one side of the connecting pipe 14 into the outlet, and the telescopic tube 15 can be stretched and adjusted according to the installation requirements, and then install the flange 11 and bolts to fix it, and then dust collection can be achieved.

[0031] Working principle: When the utility model is in use, it is necessary to first move the dust collection box 1 to the vicinity of the 3D printer, and the casters 20 at the bottom of the dust collection box 1 can assist it in walking, and then use the telescopic tube 15 and the mounting flange 11 to install it at the dust outlet of the printer, and the rubber tube 12 on one side of the connecting tube 14 is inserted into the inside of the outlet, and the telescopic tube 15 can be stretched and adjusted according to the installation requirements, and then the flange 11 and bolts are installed to fix it, and the powder inside the printer enters the inside of the dust collection box 1 from the feed pipe 10, and the metal powder first enters the first screening plate 9 for screening, and then enters the second screening plate 16 for screening, and finally enters the inside of the collection net bag 4, and the screening motor 17 can push the first screening plate 9 and the second screening plate 16 for mobile screening. After collection, the collection net bag 4 can be taken out. When taking it out, you need to rotate the collection net bag 4 first, and the connecting block 25 at the bottom of the collection net bag 4 is moved out from the inside of the extraction port 19, and the limit blocks 5 on both sides of the collection net bag 4 are moved out from the mounting slot 8. This structure realizes the function of easy disassembly.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A powder recovery and processing device for a 3D printer, comprising a dust collection box (1), characterized in that: A dust collecting fan (2) is installed at the bottom end of the dust collecting box (1), a collecting net bag (4) is installed at the top end of the dust collecting fan (2), a connecting plate (3) is fixedly connected to the bottom end of the collecting net bag (4), an extraction port (19) is provided at the top end of the dust collecting fan (2), a first screening plate (9) is provided at the top end of the collecting net bag (4), a second screening plate (16) is provided below the first screening plate (9), fixed covers (6) are fixedly connected to both sides of the dust collecting box (1), mounting slots (8) are provided on both sides of the dust collecting box (1), and a space between the fixed cover (6) and the mounting slots (8) is provided. An elastic telescopic rod (7) is fixedly connected, both sides of the first screening plate (9) and the second screening plate (16) are fixedly connected with mounting blocks (24), one side of the top of the dust collecting box (1) is fixedly connected with a feed pipe (10), the top of the feed pipe (10) is fixedly connected with a telescopic tube (15), the top of the telescopic tube (15) is fixedly connected with a connecting tube (14), a screening motor (17) is installed on one side of the fixed cover (6), a first cabinet door (21) and a second cabinet door (22) are respectively installed at the front end of the dust collecting box (1), and casters (20) are fixedly connected on both sides of the bottom end of the dust collecting box (1).

2. The powder recovery device for a 3D printer according to claim 1, characterized in that: One side of the installation block (24) is embedded in the interior of the installation slot (8), and the output end of the screening motor (17) is connected to one side of the installation slot (8) via a connecting rod.

3. The powder recovery device for a 3D printer according to claim 1, characterized in that: The first sieve plate (9) is arranged above the second sieve plate (16), and the mesh openings of the first sieve plate (9) are larger than the mesh openings of the second sieve plate (16).

4. The powder recovery device for a 3D printer according to claim 1, characterized in that: The two sides of the collection net bag (4) are fixedly connected to the limit clamping blocks (5), and the two sides inside the dust collection box (1) are fixedly connected to the limit clamping grooves (18).

5. The powder recovery device for a 3D printer according to claim 4, characterized in that: The limiting card slot (18) is in a "concave" shape, and the limiting card block (5) is embedded in the limiting card slot (18).

6. The powder recovery device for a 3D printer according to claim 1, characterized in that: Connecting blocks (25) are fixedly connected to both sides of the bottom end of the connecting plate (3), and the connecting blocks (25) are embedded in the interior of the extraction port (19).

7. The powder recovery device for a 3D printer according to claim 1, characterized in that: The first cabinet door (21) is arranged at the front end of the collecting net bag (4), and the front ends of the first cabinet door (21) and the second cabinet door (22) are fixedly connected with a handle (23).

8. The powder recovery device for a 3D printer according to claim 1, characterized in that: One side of the connecting pipe (14) is fixedly connected to a mounting flange (11), one side of the mounting flange (11) is fixedly connected to a rubber tube (12), and a mounting hole (13) is provided inside the mounting flange (11).

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