3D printing material processing device

Abstract

The invention provides a 3D printing material processing device, and belongs to the technical field of 3D printing materials. A 3D printing material treatment device is characterized by comprising a rack, a first feeding port and a second feeding port are symmetrically formed in the rack, a first crusher and a second crusher corresponding to the first feeding port and the second feeding port are arranged below the first feeding port and the second feeding port correspondingly, a recycling and crushing assembly is arranged below the first crusher, and a recycling and crushing assembly is arranged below the second crusher. A recycling and crushing assembly is arranged below the first crusher, a chopping assembly is arranged below the second crusher, a heating box is fixedly connected to the portion, below the recycling and crushing assembly and the chopping assembly, of the rack, a filter screen is arranged in the heating box, a plurality of discharging pipes are arranged at the lower end of the heating box, a weighing and mixing assembly is arranged below the discharging pipes, and a storage box is arranged below the weighing and mixing assembly. The device has the beneficial effects that blocky plastic is cut into small blocks and then conveyed to the filter screen, the contact area between the small blocks and hot air is increased, and the small blocks are rapidly melted; and the heating box is used for heating to separate impurities, so that the recovery quality is improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of 3D printing materials, and relates to a 3D printing material processing device. BACKGROUND

[0002] 3D printing is an advanced technology for manufacturing three-dimensional objects, which is a technology for constructing objects through layer-by-layer printing based on a digital model file and using powder-like metal or plastic and other adhesive materials. When the 3D printing material is used, the material needs to be heated and melted and mixed with glue. For block-shaped plastic materials, they are generally directly put into a stirring barrel for heating and stirring, so that they are melted and pumped into a 3D printing head for 3D printing. When the block-shaped plastic is heated, it is not easy to be quickly melted due to the small contact area with hot air. Secondly, in the 3D printing process, a large amount of waste and waste materials are generated, which is wasted if directly thrown away, and the materials need to be recycled. Hard decorations are mixed on the recycled materials, which are mixed together during recycling, heating and melting, resulting in a large amount of impurities and affecting the recycling quality. SUMMARY

[0003] The purpose of the present application is to solve the problems of the prior art, that is, the block-shaped plastic is not easy to be quickly melted due to the small contact area with hot air when heated, and the recycled materials are mixed with other hard decorations, which are mixed together during recycling, heating and melting, resulting in a large amount of impurities and affecting the recycling quality.

[0004] The purpose of the present application can be achieved by the following technical scheme:

[0005] A 3D printing material processing device, characterized in that it comprises a rack, a first feeding port and a second feeding port are symmetrically arranged on the rack, a first crusher and a second crusher corresponding to the first feeding port and the second feeding port are respectively arranged below the first feeding port and the second feeding port, a recycling crushing assembly is arranged below the first crusher, a cutting assembly is arranged below the second crusher, a heating box is fixedly connected to the rack below the recycling crushing assembly and the cutting assembly, a filter screen is arranged in the heating box, a plurality of discharge pipes are arranged at the lower end of the heating box, a weighing and mixing assembly is arranged below the discharge pipes, and a storage box is arranged below the weighing and mixing assembly.

[0006] In the above-mentioned 3D printing material processing device, the recycling crushing assembly comprises a crushing box, the crushing box is fixedly connected to the rack, a first push rod motor is fixedly connected to the crushing box, a first drive motor is fixedly connected to the push rod of the first push rod motor, a pressure plate is fixedly connected to the output shaft of the first drive motor, a plurality of filter screen holes are formed at the lower end of the crushing box, and the crushing box is connected in communication with the discharge port of the first crusher through a first feeding pipe.

[0007] In the 3D printing material processing device, the chopping assembly comprises a chopping box fixedly connected to the rack, a second driving motor fixedly connected to the chopping box, and a spiral chopping knife fixedly connected to an output shaft of the second driving motor.

[0008] In the 3D printing material processing device, funnel-shaped guide pipes are arranged at lower ends of the crushing box and the chopping box, and the guide pipes are communicated with the heating box.

[0009] In the 3D printing material processing device, the filter screen is slidingly connected in the heating box, a stop block is fixedly connected to one end of the filter screen, a second push rod motor is fixedly connected to the heating box, and a push rod of the second push rod motor is fixedly connected to the baffle.

[0010] In the 3D printing material processing device, a glue box is fixedly connected to the rack, and the glue box is communicated with the discharge pipe through a plurality of hoses.

[0011] In the 3D printing material processing device, the weighing and mixing assembly comprises a plurality of weight sensors corresponding to the discharge pipe, the weight sensors are fixedly connected to the rack, a mixing cylinder is arranged on the weight sensors, the mixing cylinder is communicated with the discharge pipe, a third driving motor is fixedly connected to the mixing cylinder, and a plurality of stirring rods are fixedly connected to an output shaft of the third driving motor.

[0012] In the 3D printing material processing device, a stirring shaft is rotatably connected in the storage box, a plurality of stirring rods are fixedly connected to the stirring shaft, heating wires are arranged on the stirring rods, and a fourth driving motor for driving the stirring shaft to rotate is fixedly connected to the storage box.

[0013] In the 3D printing material processing device, a temperature sensor is arranged in the heating box.

[0014] Compared with the prior art, the 3D printing material processing device has the following advantages:

[0015] After the block-shaped plastic and recycled waste materials are chopped into small pieces, the small pieces are sent to the filter screen of the heating box, the filter screen is moved back and forth by the second push rod motor, the materials on the filter screen are leveled, the contact area of the materials with hot air is increased, and the materials are quickly melted; the heating box is heated to the melting point of the plastic, the plastic is melted to pass through the filter screen, impurities are separated out, and the recycling quality is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a structural schematic diagram of the present application.

[0017] In the figure,

[0018] 2, rack; 3, first feeding port; 4, second feeding port; 5, first crusher; 6, second crusher; 7, heating box; 8, filter screen; 9, discharge pipe; 10, storage box; 11, crushing box; 12, first push rod motor; 13, first drive motor; 14, pressure plate; 15, first feeding pipe; 16, cutting box; 17, second drive motor; 18, spiral cutting knife; 19, second feeding pipe; 20, guide pipe; 21, stop block; 22, second push rod motor; 23, glue box; 24, hose; 25, weight sensor; 26, mixing cylinder; 27, third drive motor; 28, stirring rod; 29, stirring shaft; 30, stirring rod; 31, heating wire; 32, fourth drive motor; 33, temperature sensor. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application.

[0020] As Figure 1 shown,

[0021] A 3D printing material processing device, characterized by comprising a rack 2, the rack 2 is symmetrically provided with a first feeding port 3 and a second feeding port 4, the first feeding port 3 and the second feeding port 4 are respectively provided with a first crusher 5 and a second crusher 6 corresponding thereto below, the first crusher 5 is provided below with a recycling crushing assembly, the second crusher 6 is provided below with a cutting assembly, the rack 2 below the recycling crushing assembly and the cutting assembly is fixedly connected with a heating box 7, the heating box 7 is provided with a filter screen 8, the heating box 7 is provided at the lower end with a plurality of discharge pipes 9, the discharge pipes 9 are provided below with a weighing and mixing assembly, and the weighing and mixing assembly is provided below with a storage box 10.

[0022] In this embodiment, the recovered waste and scrap are put into the first feeding port 3 and enter the first crusher 5 to be crushed into small pieces. The crushed small pieces enter the recycling crushing assembly and are crushed into powder. The blocky plastic materials are put into the second feeding port 4 and enter the second crusher 6 to be crushed into small pieces, and then enter the cutting assembly to be cut into smaller pieces. Finally, the materials in the crushing assembly and the cutting assembly enter the heating box 7 and fall on the filter screen 8. The heating box 7 is heated to the melting point of the plastic, and the plastic melts and passes through the filter screen 8. Finally, the plastic enters the weighing and mixing assembly through the discharge pipe 9 for weighing, adding an appropriate amount of glue, mixing, and finally entering the storage box 10 for storage as the raw material for 3D printing. The blocky plastic and the recovered waste and scrap are cut into small pieces to increase their contact area with hot air and accelerate their melting. The heating box 7 is heated to the melting point of the plastic to melt the plastic and pass through the filter screen 8 to separate the impurities and improve the recycling quality.

[0023] In this embodiment, the recycling crushing assembly includes a crushing box 11 fixedly connected to the rack 2. A first push rod motor 12 is fixedly connected to the crushing box 11. A first drive motor 13 is fixedly connected to the push rod of the first push rod motor 12. A pressure plate 14 is fixedly connected to the output shaft of the first drive motor 13. A plurality of filter screen 8 holes are formed in the lower end of the crushing box 11. The crushing box 11 is connected in communication with the discharge port of the first crusher 5 through a first feeding pipe 15. The recovered waste and scrap enter the crushing box 11 from the first feeding pipe 15 after being crushed by the crusher. The first drive motor 13 drives the pressure plate 14 to rotate. The first push rod motor 12 drives the first drive motor 13 and the pressure plate 14 to descend, and the recovered waste and scrap are pressed into powder. The powder-like materials pass through the filter screen 8 holes and enter the heating box 7. Some waste materials that cannot be crushed remain in the crushing box 11.

[0024] In this embodiment, the cutting assembly includes a cutting box 16 fixedly connected to the rack 2. A second drive motor 17 is fixedly connected to the cutting box 16. A spiral cutting knife 18 is fixedly connected to the output shaft of the second drive motor 17. The cutting box 16 is connected in communication with the discharge port of the second crusher 6 through a second feeding pipe 19. The plastic blocks crushed into small pieces enter the cutting box 16 through the second feeding pipe 19. The second drive motor 17 drives the spiral cutting knife 18 to rotate, and the plastic blocks are cut into smaller pieces.

[0025] In this embodiment, the lower end of the crushing box 11 and the cutting box 16 is provided with a funnel-shaped guide pipe 20 connected in communication with the heating box 7. The materials are sent into the heating box 7 through the guide pipe 20.

[0026] In the embodiment, the filter screen 8 is slidingly connected in the heating box 7, one end of the filter screen 8 is fixedly connected with a stop block 21, the heating box 7 is fixedly connected with a second push rod motor 22, and the push rod of the second push rod motor 22 is fixedly connected with a baffle. The second push rod motor 22 drives the filter screen 8 to move back and forth, so that the material on the filter screen 8 is leveled, the contact area of the material with hot air is increased, the material is quickly melted, and the baffle is arranged to prevent the material from directly falling from the side of the filter screen 8.

[0027] In the embodiment, the rack 2 is fixedly connected with a glue tank 23, and the glue tank 23 is in one-to-one communication with the discharge pipes 9 through a plurality of hoses 24. The glue in the glue tank 23 is sent to each discharge pipe 9 through the hose 24.

[0028] In the embodiment, the weighing and mixing assembly comprises a plurality of weight sensors 25 corresponding to the discharge pipes 9, the weight sensors 25 are fixedly connected to the rack 2, the weight sensors 25 are provided with mixing cylinders 26, the mixing cylinders 26 are in communication with the discharge pipes 9, the mixing cylinders 26 are fixedly connected with third drive motors 27, and the output shafts of the third drive motors 27 are fixedly connected with a plurality of stirring rods 28. The liquid plastic in the mixing cylinders 26 is weighed by the weight sensors 25, the appropriate amount of glue is added to the mixing cylinders 26 according to the weight of the plastic, the amount of the added glue is sensed by the weight sensors 25, and finally the materials in the mixing cylinders 26 are stirred by the third drive motors 27 driving the stirring rods 28, so that the materials are batched and simultaneously stirred, and the stirring efficiency and stirring quality are improved.

[0029] In the embodiment, the storage tank 10 is rotatably connected with a stirring shaft 29, the stirring shaft 29 is fixedly connected with a plurality of stirring rods 30, the stirring rods 30 are provided with heating wires 31, and the storage tank 10 is fixedly connected with a fourth drive motor 32 for driving the stirring shaft 29 to rotate. The fourth drive motor 32 drives the stirring shaft 29 and the stirring rods 30 to rotate, and cooperates with the heating wires 31 to heat, so that the materials have good fluidity.

[0030] In the embodiment, the heating box 7 is provided with a temperature sensor 33. The temperature in the heating box 7 is controlled by the temperature sensor 33.

[0031] It should be noted that all directionality indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative position relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directionality indications also change accordingly.

[0032] In addition, the description herein involving "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance of the technical features or implicitly indicating the number of the technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include at least one of the features. Meanwhile, the meaning of "and / or" appearing throughout the text is to include three schemes, for example, "A and / or B" includes A scheme, or B scheme, or A and B are satisfied at the same time. In addition, the technical solutions of various embodiments can be combined with each other, but it must be based on the realization of the person skilled in the art, when the combination of technical solutions appears contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist, nor within the scope of protection required by the present application.

[0033] The above components are all general standard components or components known to those skilled in the art, and their structure and principle can be known by those skilled in the art through technical manuals or through conventional experimental methods.

[0034] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

Claims

1. A 3D printing material handling apparatus, characterized by, The utility model relates to a kind of recycling and cutting device, including rack (2), the first feed inlet (3) and the second feed inlet (4) are symmetrically arranged on the rack (2), the first feed inlet (3) and the second feed inlet (4) below are respectively equipped with corresponding first crusher (5) and second crusher (6), the first crusher (5) below is equipped with recycling and crushing subassembly, the second crusher (6) below is equipped with cutting subassembly, the rack (2) below of recycling and crushing subassembly and cutting subassembly is fixedly connected with heating box (7), the heating box (7) is equipped with filter screen (8) inside, the heating box (7) lower end is equipped with a plurality of discharge pipe (9), the discharge pipe (9) below is equipped with weighing and mixing subassembly, the weighing and mixing subassembly below is equipped with storage tank (10).

2. The 3D printing material handling apparatus of claim 1, wherein, The recycling and crushing subassembly includes crushing box (11), the crushing box (11) is fixedly connected on the rack (2), the first push rod motor (12) is fixedly connected on the crushing box (11), the first drive motor (13) is fixedly connected on the push rod of the first push rod motor (12), the output shaft of the first drive motor (13) is fixedly connected with pressure disc (14), the crushing box (11) lower end is equipped with a plurality of filter screen (8) holes, the crushing box (11) is connected with the discharge port of first crusher (5) by first feeding pipe (15).

3. The 3D printing material handling apparatus of claim 2, wherein, The cutting subassembly includes cutting box (16), the cutting box (16) is fixedly connected on the rack (2), the second drive motor (17) is fixedly connected on the cutting box (16), the helical cutting knife (18) is fixedly connected on the output shaft of the second drive motor (17), the cutting box (16) is connected with the discharge port of second crusher (6) by second feeding pipe (19).

4. The 3D printing material handling apparatus of claim 3, wherein, The crushing box (11) and cutting box (16) lower end are equipped with funnel-shaped guide pipe (20), and the guide pipe (20) is communicated with the heating box (7).

5. The 3D printing material handling apparatus of claim 1, wherein, The filter screen (8) is slidably connected in the heating box (7), one end of the filter screen (8) is fixedly connected with stop block (21), the second push rod motor (22) is fixedly connected on the heating box (7), and the push rod of the second push rod motor (22) is fixedly connected with baffle.

6. The 3D printing material handling apparatus of claim 1, wherein, The rack (2) is fixedly connected with glue tank (23), and the glue tank (23) is communicated with discharge pipe (9) by a plurality of hoses (24).

7. The 3D printing material handling apparatus of claim 1, wherein, The weighing and mixing subassembly includes a plurality of weight sensors (25) corresponding to the discharge pipe (9), the weight sensor (25) is fixedly connected on the rack (2), the mixing cylinder (26) is equipped on the weight sensor (25), the mixing cylinder (26) is communicated with discharge pipe (9), the third drive motor (27) is fixedly connected on the mixing cylinder (26), and a plurality of stirring rods (28) are fixedly connected on the output shaft of the third drive motor (27).

8. The 3D printing material handling apparatus of claim 1, wherein, The storage box (10) is rotationally connected with a stirring shaft (29), a plurality of stirring rods (30) are fixedly connected on the stirring shaft (29), heating wires (31) are arranged on the stirring rods (30), and a fourth driving motor (32) for driving the stirring shaft (29) to rotate is fixedly connected on the storage box (10).

9. The 3D printing material handling apparatus of claim 1, wherein, The heating box (7) is provided with a temperature sensor (33).

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