CN112454900A

CN112454900A - Waste recovery device of 3D printing equipment

Info

Publication number: CN112454900A
Application number: CN202011169860.XA
Authority: CN
Inventors: 牛东平; 牛力
Original assignee: Beijing Liaison Dental Technology Co Ltd
Current assignee: Beijing Liaison Dental Technology Co Ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-03-09

Abstract

The invention discloses a waste recovery device of 3D printing equipment, which comprises a printing table, wherein a control panel is arranged on the front side of the printing table, supporting legs are fixedly connected to the lower surface of the printing table, an electric slide rail is fixedly connected to the upper surface of the printing table, a telescopic column is arranged on the upper surface of the electric slide rail, a cross rod is fixedly connected to the top end of the telescopic column, an electric slider is arranged on the surface of the cross rod, a fixed seat is arranged on the upper surface of the electric slider, and a feeding hopper is fixedly connected to the upper surface of the fixed seat. This 3D printing apparatus's waste recovery device through setting up first waste material small opening, is convenient for carry the waste material of printing the production, through setting up crushing case, crushing motor and crushing roller, can smash the printing waste material that drops into from first waste material small opening, through setting up garbage collection box, is convenient for collect the printing waste material after smashing in the crushing case to reach this 3D printing apparatus and have waste recycling's effect.

Description

Waste recovery device of 3D printing equipment

Technical Field

The invention relates to the technical field of 3D printing, in particular to a waste recovery device of 3D printing equipment.

Background

3D printing, which is a kind of rapid prototyping technology, also called additive manufacturing, is a technology for constructing an object by using an adhesive material such as powdered metal or plastic and the like and by using a digital model file as a basis and by using a layer-by-layer printing mode, and 3D printing is usually realized by using a digital technology material printer. The method is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and is gradually used for directly manufacturing some products, and parts printed by the technology are already available. The technology has applications in jewelry, footwear, industrial design, construction, engineering and construction, automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and other fields.

However, the current 3D printing generates a large amount of waste materials, and the waste materials are usually directly discarded without a recycling device, which wastes materials and pollutes the environment.

Therefore, we provide a waste recycling device of a 3D printing apparatus.

Disclosure of Invention

The invention aims to provide a waste recycling device of a 3D printing device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a waste recovery device of a 3D printing device comprises a printing table, wherein a control panel is arranged on the front surface of the printing table, supporting legs are fixedly connected to the lower surface of the printing table, an electric slide rail is fixedly connected to the upper surface of the printing table, a telescopic column is arranged on the upper surface of the electric slide rail, a cross rod is fixedly connected to the top end of the telescopic column, an electric slider is arranged on the surface of the cross rod, a fixed seat is arranged on the upper surface of the electric slider, a feeding hopper is fixedly connected to the upper surface of the fixed seat, a heating cabin is arranged on the lower surface of the feeding hopper, which is positioned on the front surface of the electric slider, a conveying pipe is fixedly connected to the lower surface of the heating cabin, an electric telescopic rod is fixedly connected to the lower surface of the electric slider, a printing head is fixedly connected to, the upper surface of the printing table is provided with a first waste material leak hole, the inside of the printing table is provided with a crushing box, the side surface of the crushing box is provided with a crushing motor, the inner wall of the crushing box is provided with a crushing roller, and the lower surface of the printing table is fixedly connected with a waste material collecting box.

Preferably, control panel's front is provided with control button and display screen respectively, the quantity of supporting leg is four, four the supporting leg is fixed connection respectively in the four corners of printing table lower surface.

Preferably, the bottom of flexible post is provided with the sliding block with electronic slide rail looks adaptation, the quantity of flexible post is two, two flexible post is respectively through sliding block and electronic slide rail sliding connection.

Preferably, the surface of the cross rod is provided with a sliding rail for sliding the electric sliding block, the feeding hopper is communicated with the heating cabin, the conveying pipeline is communicated with the printing head, and the electric sliding block and the electric telescopic rod are coupled with the control panel.

Preferably, the number of the first waste material leakage holes is two, the two first waste material leakage holes are formed in the upper surface of the printing table, the leakage hopper is fixedly connected to the upper surface of the crushing box, and the leakage hopper is communicated with the first waste material leakage holes.

Preferably, the crushing motor is coupled with the control panel, a through hole matched with an output shaft of the crushing motor is formed in the side face of the crushing box, the output shaft of the crushing motor is fixedly connected with the crushing rollers through the through hole, the number of the crushing rollers is two, the crushing box is communicated with the waste collection box, and a receiving hopper is arranged inside the waste collection box.

Preferably, a waste treatment device is arranged at the bottom of the waste collection box and comprises a second waste leakage hole, a first rotating shaft motor, a screening mechanism, a mixing mechanism, a processing mechanism and an outer wall;

the second waste material leak hole is formed in the top of the outer wall, the second waste material leak hole is communicated with the waste material collecting box, the first rotating shaft motor is arranged on the top of the outer wall, the screening mechanism is arranged at the upper end of the inner wall of the outer wall, the mixing mechanism is arranged on the inner wall of the outer wall and located below the screening mechanism, and the machining mechanism is arranged on the inner wall of the outer wall and located below the mixing mechanism.

Preferably, the upper surface of the printing table is provided with a cleaning mechanism, and the cleaning mechanism comprises cleaning cotton, a support rod, a sliding disc, a sliding rail and a detachable baffle;

the quantity of slide rail has two, the slide rail sets up the surface both ends of print table, the quantity that can dismantle the baffle has four, can dismantle the baffle and set up respectively the both ends of slide rail, sliding tray sliding connection is in the inner wall of slide rail, branch with sliding tray fixed connection, clean cotton sets up the bottom of branch, clean cotton surface with the surface of print table contacts.

Preferably, the screening mechanism comprises a first rotating shaft, a push rod, a rotating fan, a screening tray, a screening frame and spines;

the first rotating shaft is arranged inside the outer wall and is connected with the first rotating shaft motor, a sleeve is arranged outside the first rotating shaft, the rotating fan is arranged on the surface of the first rotating shaft, the surface of the sleeve is provided with a hole groove corresponding to the rotating fan, the rotating fan passes through the hole groove and extends to the outer side of the sleeve, the push rod is arranged below the sleeve and is connected with the cylinder, a spring is arranged above the sleeve, the upper end of the spring is connected with the outer wall, the screening disc is arranged at the bottom of the first rotating shaft, the bottom of the screening tray is provided with a plurality of screening columns, the screening frame is arranged below the screening tray and above the mixing mechanism, the periphery of the screen frame is fixedly connected to the inner wall of the outer wall, a plurality of spikes are arranged on the inner wall of the outer wall;

the mixing mechanism comprises a second rotating shaft, a second rotating shaft motor, a mixing fan, a mixing bin and a bottom plate;

the second pivot motor sets up the center of bank of screens, the second axis of rotation sets up the bottom of bank of screens and with the second pivot motor is connected, mix the storehouse setting and be in the bottom of bank of screens, it sets up to mix the fan the surface of second axis of rotation, the bottom plate sets up mix the bottom in storehouse, the bottom plate surface is provided with first through-hole, first through-hole with processing mechanism is linked together.

Preferably, the processing mechanism comprises a body, a processing bin, support legs, a heat insulation plate, a heating plate, an air inlet channel, a cover plate, a material nozzle and an exhaust channel;

the processing bin is arranged in the body, the cover plate is detachably connected above the body, a second through hole corresponding to the first through hole is formed in the surface of the cover plate, a sealing element is arranged in the second through hole, a clamping element is arranged on one side of the cover plate, the support legs are arranged at the bottom of the body, the heat insulation plate is arranged in the body, the temperature increasing plate is arranged at the bottom of the processing bin, the material nozzle is arranged at the bottom of the body and communicated with the processing bin, a first control valve is arranged between the material nozzle and the processing bin, the air inlet channel is arranged at the upper end of the inner wall of the processing bin, the air inlet channel is communicated with the pump body through a first pipeline, the pump body is arranged at the outer side of the body, the exhaust channel is arranged at the upper end of the inner wall of the processing bin, and the pump body is communicated with the air supply cylinder and the exhaust channel through a second pipeline, a second control valve is arranged on the second pipeline;

the air inlet channel comprises a bent passage, a narrow passage and a connecting piece, the lower end of the narrow passage is communicated with the processing bin, the bent passage is arranged at the upper end of the narrow passage, the connecting piece is arranged at the right end of the bent passage, and the connecting piece is connected with the first pipeline.

Advantageous effects

The invention provides a waste recovery device of 3D printing equipment, which has the following beneficial effects:

1. this 3D printing apparatus's waste recovery device through setting up first waste material small opening, is convenient for carry the waste material of printing the production, through setting up crushing case, crushing motor and crushing roller, can smash the printing waste material that drops into from first waste material small opening, through setting up garbage collection box, is convenient for collect the printing waste material after smashing in the crushing case to reach this 3D printing apparatus and have waste recycling's effect.

2. This 3D printing apparatus's waste recovery device, through setting up electronic slide rail, be convenient for flexible post at the printing table upper level longitudinal movement, through setting up the horizontal pole, be convenient for electronic slider horizontal migration on the horizontal pole, through setting up fixing base and loading funnel, be convenient for drop into the loading funnel to 3D printing raw and other materials, through setting up the heating cabin, be convenient for heat 3D printing raw and other materials and melt, through setting up conveying pipeline and electric telescopic handle, be convenient for carry 3D printing raw and other materials after the heating to beat printer head in, beat printer head and printing disk through setting up, be convenient for carry out 3D and print, thereby reach the effect of facilitating use.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the cleaning mechanism of the present invention;

FIG. 5 is an enlarged schematic view of the cleaning mechanism of the present invention;

FIG. 6 is a schematic view showing the construction of a waste treatment apparatus according to the present invention;

FIG. 7 is a schematic view showing the construction of a waste treatment apparatus according to the present invention;

FIG. 8 is a schematic view of the structure of the processing mechanism of the present invention;

fig. 9 is a schematic view of the structure of an intake passage in the present invention.

In the figure: 1 printing table, 2 control panel, 3 supporting legs, 4 electric sliding rails, 5 telescopic columns, 6 cross bars, 7 electric sliding blocks, 8 fixed seats, 9 feeding hoppers, 10 heating cabins, 11 material conveying pipes, 12 electric telescopic rods, 13 printing heads, 14 printing discs, 15 first waste material leaking holes, 16 crushing boxes, 17 crushing motors, 18 crushing rollers, 19 waste material collecting boxes, 20 waste material processing devices, 21 cleaning mechanisms, 20-1 second waste material leaking holes, 20-2 first rotating shaft motors, 20-3 material sieving mechanisms, 20-4 mixing mechanisms, 20-5 processing mechanisms, 20-6 outer walls, 21-1 cleaning cotton, 21-2 supporting rods, 21-3 sliding discs, 21-4 sliding rails, 21-5 detachable baffles, 20-31 first rotating shafts, 20-32 push rods, 20-33 spines, 20-34 rotating fan blades, 21-2 supporting rods, 21-3 sliding discs, 21-4 sliding rails, 21-5 detachable baffles, 20-31 first rotating, 20-35 sieve trays, 20-36 sieve frames, 20-37 springs, 20-38 sleeves, 20-39 sieve columns, 20-41 second rotating shafts, 20-42 second rotating shaft motors, 20-43 mixing fans, 20-44 mixing bins, 20-45 bottom plates, 20-46 first through holes, 20-501 bodies, 20-502 processing bins, 20-503 support legs, 20-504 heat insulation plates, 20-505 warming plates, 20-506 air inlet channels, 20-507 cover plates, 20-508 material nozzles, 20-509 air inlet channels, 20-510 second through holes, 20-511 sealing pieces, 20-512 clamping pieces, 20-513 first control valves, 20-514 pumps, 20-515 air supply cylinders, 20-516 second control valves, 20-561 bent channels, 20-562 narrow channels, 20-563 connecting elements.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution: the utility model provides a 3D printing apparatus's waste recovery device, including printing table 1, the front of printing table 1 is provided with control panel 2, control panel 2's front is provided with control button and display screen respectively, the lower fixed surface of printing table 1 is connected with supporting leg 3, the quantity of supporting leg 3 is four, four supporting leg 3 difference fixed connection are in the four corners of printing table 1 lower surface, the last fixed surface of printing table 1 is connected with electronic slide rail 4, the upper surface of electronic slide rail 4 is provided with flexible post 5, the bottom of flexible post 5 is provided with the sliding block with 4 looks adaptations of electronic slide rail, the quantity of flexible post 5 is two, two flexible posts 5 are respectively through sliding block and 4 sliding connection of electronic slide rail, through setting up electronic slide rail 4, be convenient for flexible post 5 at 1 upper level longitudinal movement of printing table.

Top fixedly connected with horizontal pole 6 of flexible post 5, the surface of horizontal pole 6 is provided with electric slider 7, the surface of horizontal pole 6 is provided with and is used for the gliding slide rail of electric slider 7, through setting up horizontal pole 6, be convenient for electric slider 7 horizontal migration on horizontal pole 6, electric slider 7's upper surface is provided with fixing base 8, the last fixed surface of fixing base 8 is connected with material loading funnel 9, through setting up fixing base 8 and material loading funnel 9, be convenient for drop into material loading funnel 9 into 3D printing raw and other materials, the front that the lower surface of material loading funnel 9 is located electric slider 7 is provided with heating cabin 10, material loading funnel 9 is linked together with heating cabin 10, through setting up heating cabin 10, be convenient for heat 3D printing raw and other materials and melt.

The lower surface of the heating cabin 10 is fixedly connected with a material conveying pipe 11, the lower surface of the electric slide block 7 is fixedly connected with an electric telescopic rod 12, the electric slide block 7 and the electric telescopic rod 12 are both coupled with the control panel 2, the telescopic end of the electric telescopic rod 12 is fixedly connected with a printing head 13, the material conveying pipe 11 is communicated with the printing head 13, the feeding pipe 11 and the electric telescopic rod 12 are arranged to facilitate the feeding of the heated 3D printing raw materials into the printing head 13, the printing plate 14 is arranged on the upper surface of the printing table 1, the printing head 13 and the printing plate 14 are arranged to facilitate the 3D printing, thereby reach the effect that facilitates the use, first waste material small opening 15 has been seted up to the upper surface of print table 1, and the quantity of first waste material small opening 15 is two, and two first waste material small openings 15 are all seted up at the upper surface of print table 1, through setting up first waste material small opening 15, are convenient for carry the waste material of printing the production.

The printing table 1 is internally provided with a crushing box 16, the upper surface of the crushing box 16 is fixedly connected with a leakage hopper, the leakage hopper is communicated with a first waste material leakage hole 15, the side surface of the crushing box 16 is provided with a crushing motor 17, the crushing motor 17 is coupled with the control panel 2, the side surface of the crushing box 16 is provided with a through hole matched with the output shaft of the crushing motor 17, the inner wall of the crushing box 16 is provided with a crushing roller 18, the output shaft of the crushing motor 17 is fixedly connected with the crushing roller 18 through the through hole, the number of the crushing rollers 18 is two, the printing waste material thrown in from the first waste material leakage hole 15 can be crushed by arranging the crushing box 16, the crushing motor 17 and the crushing roller 18, the lower surface of the printing table 1 is fixedly connected with a waste material collecting box 19, the crushing box 16 is communicated with the waste material collecting box 19, the inside of the waste, be convenient for collect the printing waste material after smashing in the crushing case 16 to reach this 3D printing apparatus and have waste recycling's effect.

The working principle and the beneficial effects of the technical scheme are as follows: when this 3D printing apparatus's waste recycling device used, at first, the material that prints 3D drops into from material loading funnel 9, start heating cabin 10 and heat the material and melt, the material after melting passes through conveying pipeline 11 and carries and beat printer head 13 in, through operation flexible post 5, electric slider 7 and electric telescopic handle 12 can carry out 3D and print on printing dish 14, when printing the production waste material, drop into first waste material small opening 15 to the waste material, then fall into crushing case 16, start crushing motor 17, drive crushing roller 18 and rotate, smash the waste material that falls into crushing case 16, the waste material after smashing falls into garbage collection box 19 and collects, thereby reach 3D and print waste recycling's effect.

Referring to fig. 6, in one embodiment, a waste treatment device 20 is disposed at the bottom of the waste collection box 19, and the waste treatment device 20 includes a second waste hole 20-1, a first rotating shaft motor 20-2, a material sieving mechanism 20-3, a mixing mechanism 20-4, a processing mechanism 20-5, and an outer wall 20-6;

the second waste material leakage hole 20-1 is arranged at the top of the outer wall 20-6, the second waste material leakage hole 20-1 is communicated with the waste material collecting box 19, the first rotating shaft motor 20-2 is arranged at the top of the outer wall 20-6, the screening mechanism 20-3 is arranged at the upper end of the inner wall of the outer wall 20-6, the mixing mechanism 20-4 is arranged at the inner wall of the outer wall 20-6 and is positioned below the screening mechanism 20-3, and the processing mechanism 20-5 is arranged at the inner wall of the outer wall 20-6 and is positioned below the mixing mechanism 20-4.

The working principle of the technical scheme is as follows: in the process of waste recovery, the crushed waste in the waste collection box 19 is conveyed to the screening mechanism 20-3 through the second waste leakage hole 20-1 of the waste treatment device 20, the screening mechanism 20-3, the mixing mechanism 20-4 and the processing mechanism 20-5 are separated from the outside through the outer wall 20-6, the first rotary shaft motor 20-2 drives the screening mechanism 20-3 to operate to further finely grind and screen the waste, the screened waste powder falls into the mixing mechanism 20-4, and the mixing mechanism 20-4 rotates to drive the waste powder, so that the waste powder is uniformly conveyed to the processing mechanism 20-5 to be reprocessed, and the waste is recycled.

The beneficial effects of the above technical scheme are that: through the design of the structure, the embodiment provides a specific structure of the waste treatment device 20, the screening mechanism 20-3 further crushes and grinds the crushed waste and screens the waste at the same time, the mixing mechanism 20-4 rotates and mixes the screened waste powder, the uniformly mixed waste powder is conveyed to the processing mechanism 20-5 for reprocessing, and the waste is further reprocessed into usable 3D printing raw materials, so that the waste is recycled, the economic loss is reduced, the waste pollution is reduced, and the environment is protected.

Referring to fig. 4-5, in an embodiment, a cleaning mechanism 21 is disposed on an upper surface of the printing table 1, and the cleaning mechanism 21 includes a cleaning cotton 21-1, a support rod 21-2, a sliding disc 21-3, a sliding rail 21-4, and a detachable baffle 21-5;

the number of the slide rails 21-4 is two, the slide rails 21-4 are arranged at two ends of the surface of the printing table 1, the number of the detachable baffles 21-5 is four, the detachable baffles 21-5 are respectively arranged at two ends of the slide rails 21-4, the sliding disc 21-3 is slidably connected to the inner wall of the slide rails 21-4, the supporting rod 21-2 is fixedly connected with the sliding disc 21-3, the cleaning cotton 21-1 is arranged at the bottom of the supporting rod 21-2, and the surface of the cleaning cotton 21-1 is in contact with the surface of the printing table 1.

The working principle of the technical scheme is as follows: after the waste on the surface of the printing table 1 is thrown into the first waste leakage hole 15, an operator can push the supporting rod 21-2 of the cleaning mechanism 21 to enable the supporting rod 21-2 to linearly reciprocate along the sliding rail 21-4 through the sliding disc 21-3, the cleaning cotton 21-1 is driven by the supporting rod 21-2 to wipe the surface of the printing table 1 in a reciprocating mode to keep the printing table 1 clean, after cleaning is finished, the detachable baffle 21-5 on one side can be upwards pulled away, the supporting rod 21-2 and the sliding disc 21-3 can be detached and taken out along the sliding rail 21-4, and then the cleaning cotton 21-1 on the supporting rod 21-2 is cleaned, and recycling is achieved.

The beneficial effects of the above technical scheme are that: through the design of the structure, the embodiment provides a specific structure of the cleaning mechanism 21, the supporting rod 21-2 is pushed to make the supporting rod 21-2 do reciprocating motion along the sliding rail 21-4 through the sliding disc 21-3 by pushing the supporting rod 21-2 of the cleaning mechanism 21, so that the cleaning and wiping of the surface of the printing table 1 by the cleaning cotton 21-1 are realized, meanwhile, the motion range is limited by the detachable baffle 21-5, when the detachable baffle 21-5 is detached, the supporting rod 21-2 and the sliding disc 21-3 can be detached and taken out along the sliding rail 21-4, and further, the cleaning cotton 21-1 on the supporting rod 21-2 is cleaned, so that the recycling is realized, the structure is simple, the operation is convenient, and the detachment and cleaning are easy.

Referring to fig. 6-7, in one embodiment, the material sieving mechanism 20-3 includes a first rotating shaft 20-31, a push rod 20-32, a rotating fan 20-34, a material sieving tray 20-35, a sieve frame 20-36, and spikes 20-33;

the first rotating shaft 20-31 is arranged inside the outer wall 20-6 and connected with the first rotating shaft motor 20-2, a sleeve 20-38 is arranged outside the first rotating shaft 20-31, the rotating fan 20-34 is arranged on the surface of the first rotating shaft 20-31, a hole groove corresponding to the rotating fan 20-34 is arranged on the surface of the sleeve 20-38, the rotating fan 20-34 passes through the hole groove and extends to the outside of the sleeve 20-38, the push rod 20-32 is arranged below the sleeve 20-38 and connected with the cylinder, a spring 20-37 is arranged above the sleeve 20-38, the upper end of the spring 20-37 is connected with the outer wall 20-6, and the screening disc 20-35 is arranged at the bottom of the first rotating shaft 20-31, the bottom of the screening tray 20-35 is provided with a plurality of screening columns 20-39, the screening frames 20-36 are arranged below the screening tray 20-35 and above the mixing mechanism 20-4, the periphery of each screening frame 20-36 is fixedly connected to the inner wall of the outer wall 20-6, a plurality of spikes 20-33 are arranged, and the spikes 20-33 are arranged on the inner wall of the outer wall 20-6;

the mixing mechanism 20-4 comprises a second rotating shaft 20-41, a second rotating shaft motor 20-42, a mixing fan 20-43, a mixing bin 20-44 and a bottom plate 20-45;

the second rotating shaft motor 20-42 is arranged in the center of the screen frame 20-36, the second rotating shaft 20-41 is arranged at the bottom of the screen frame 20-36 and connected with the second rotating shaft motor 20-42, the mixing bin 20-44 is arranged at the bottom of the screen frame 20-36, the mixing fan 20-43 is arranged on the surface of the second rotating shaft 20-41, the bottom plate 20-45 is arranged at the bottom of the mixing bin 20-44, the surface of the bottom plate 20-45 is provided with a first through hole 20-46, and the first through hole 20-46 is communicated with the processing mechanism 20-5.

The working principle of the technical scheme is as follows: in the waste recovery process, after waste fragments enter the screening mechanism 20-3, the first rotating shaft motor 20-2 drives the first rotating shaft 20-31 to rotate, further drives the rotating fan 20-34 to rotate along with the first rotating shaft 20-31, meanwhile, the push rod 20-32 reciprocates up and down under the action of the air cylinder, further pushes the sleeve 20-38 to reciprocate up and down, when the push rod 20-32 is pushed upwards, the sleeve 20-38 moves upwards, meanwhile, the spring 20-37 is compressed, at the moment, the rotating fan 20-34 turns upwards under the action of the hole groove, further drives the waste fragments to turn upwards, and further is smashed and ground by the spikes 20-33. When the push rod 20-32 is retracted downwards, the sleeve 20-38 moves downwards, the spring 20-37 extends, and the rotating fan 20-34 turns downwards under the action of the hole groove, so that the waste fragments are contacted with the spikes 20-33 again; when the waste fragments are crushed into waste powder in small enough size and fall to the bottom of the screening material tray 20-35 under the action of the rotating fan 20-34, the screening material tray 20-35 rotates synchronously with the rotating fan 20-34 under the action of the first rotating shaft 20-31, so that the sieve columns 20-39 drive the waste powder to rotate, the waste powder which is fine enough is promoted to uniformly and rapidly pass through the sieve frames 20-36 and then enter the mixing bin 20-44 of the mixing mechanism 20-4, the second rotating shaft motor 20-42 drives the second rotating shaft 20-41 to rotate, and then the mixing fan 20-43 is driven to rotate along with the second rotating shaft 20-41, and the waste powder is driven by the mixing fan 20-43 to be fully and uniformly mixed and then enters the first through hole 20-46 arranged on the surface of the bottom plate 20-45 to be further transmitted into the processing mechanism 20-5 for reprocessing.

The beneficial effects of the above technical scheme are that: through the design of the structure, the embodiment provides the concrete structures of the screening mechanism 20-3 and the mixing mechanism 20-4, the waste fragments are driven to be further crushed and ground through the rotation of the rotating fan 20-34 and the vertical turning motion, so that the waste is more finely crushed and convenient to process, the screening efficiency of the waste is accelerated by the screening tray 20-35 and the screening columns 20-39, the quality of the reprocessed waste is indirectly improved by screening the waste through the screen frame 20-36, and the waste powder after screening is mixed by the mixing fan 20-43 again to ensure that the waste powder can uniformly enter the processing mechanism 20-5 for processing.

Referring to fig. 8-9, in one embodiment, the processing mechanism 20-5 includes a body 20-501, a processing bin 20-502, a support leg 20-503, a heat insulation plate 20-504, a warming plate 20-505, an air inlet channel 20-506, a cover plate 20-507, a material nozzle 20-508, and an air outlet channel 20-509;

the processing bin 20-502 is arranged in the body 20-501, the cover plate 20-507 is detachably connected above the body 20-501, the surface of the cover plate 20-507 is provided with a second through hole 20-510 corresponding to the first through hole 20-46, a sealing element 20-511 is arranged in the second through hole 20-510, one side of the cover plate 20-507 is provided with a clamping element 20-512, the support leg 20-503 is arranged at the bottom of the body 20-501, the heat insulation plate 20-504 is arranged in the body 20-501, the temperature increasing plate 20-505 is arranged at the bottom of the processing bin 20-502, the material nozzle 20-508 is arranged at the bottom of the body 20-501 and is communicated with the processing bin 20-502, a first control valve 20-513 is arranged between the material nozzle 20-508 and the processing bin 20-502, the air inlet channel 20-506 is arranged at the upper end of the inner wall of the processing bin 20-502, the air inlet channel 20-506 is communicated with a pump body 20-514 through a first pipeline, the pump body 20-514 is arranged at the outer side of the body 20-501, the air exhaust channel 20-509 is arranged at the upper end of the inner wall of the processing bin 20-502, the pump body 20-514 is communicated with an air supply cylinder 20-515 and the air exhaust channel 20-509 through a second pipeline, and a second control valve 20-516 is arranged on the second pipeline;

the air inlet channel 20-506 comprises a bent passage 20-561, a narrow passage 20-562 and a connecting piece 20-563, the lower end of the narrow passage 20-562 is communicated with the processing bin 20-502, the bent passage 20-561 is arranged at the upper end of the narrow passage 20-562, the connecting piece 20-563 is arranged at the right end of the bent passage 20-561, and the connecting piece 20-563 is connected with the first pipeline.

The working principle of the technical scheme is as follows: in the waste recycling process, the support legs 20-503 support the body 20-501, the clamping members 20-512 lock the cover plate 20-507 above the body 20-501, waste powder enters the processing bin 20-502 through the first through holes 20-46 and the second through holes 20-510, the temperature of the temperature increasing plate 20-505 is increased to heat and melt the waste powder, the temperature in the processing bin 20-502 is separated from the outside through the heat insulation plate 20-504 to ensure that heat in the processing bin 20-502 is not dissipated, the second control valve 20-516 is started to enable gas in the gas supply cylinder 20-515 to be conveyed into the processing bin 20-502 through the second pipeline, the first pipeline, the gas inlet channel 20-506 and the pump body 20-514, and the sealing member 20-511 is lifted upwards and closed under the action of the gas in the processing bin 20-502, sealing is realized; in the heating process, gas in the processing bin 20-502 is discharged through the exhaust passage 20-509 to realize the circulation of the gas, the narrow passage 20-562 of the air inlet passage 20-506 is communicated with the processing bin 20-502 and is tightly attached to the inner wall, so that the circulated gas can drive the raw materials to be uniformly mixed, after the raw materials are melted, the second control valve 20-516 on the second pipeline in the direction of the exhaust passage 20-509 is closed, the second control valve 20-516 on the second pipeline in the direction of the air inlet passage 20-506 is continuously opened, the processing bin 20-502 is pressurized through the pump body 20-514, the air inlet passage 20-506 and the first pipeline, the first control valve 20-513 is opened, melted waste materials can be rapidly discharged from the material nozzle 20-508 under the action of pressure, and are cooled and reshaped into new raw materials, after discharging is completed, the clamping piece 20-512 can be taken down to separate the cover plate 20-507 from the body 20-501, so that the cleaning or the replacement is convenient.

The beneficial effects of the above technical scheme are that: through the design of the structure, the embodiment provides a specific structure of the processing mechanism 20-5, the temperature increasing plate 20-505 increases the temperature to heat and melt the waste material powder, the circulation of the gas in the processing bin 20-502 is realized under the combined action of the gas inlet channel 20-506, the gas outlet channel 20-509, the pump body 20-514 and the gas supply cylinder 20-515, the circulating gas can drive the raw materials to be uniformly mixed to promote the heat melting, the temperature in the processing bin 20-502 is separated from the outside by the heat insulating plate 20-504, the heat in the processing bin 20-502 is ensured not to be dissipated, the temperature increase in the processing bin 20-502 can be realized under the combined action of the gas inlet channel 20-506, the pump body 20-514 and the gas supply cylinder 20-515, the discharge at the feeding nozzle 20-508 is promoted, the sealing element 20-511 can be ensured to be unblocked when the waste material enters the processing bin 20-502, the automatic closing during heating and pressurization forms sealing to ensure the pressurization in the processing bin 20-502, promotes the speed of waste hot melting and discharging, improves the efficiency, and the cover plate 20-507 can be detached from the body 20-501, is convenient to clean and replace.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The waste recovery device of the 3D printing equipment comprises a printing table (1) and is characterized in that a control panel (2) is arranged on the front side of the printing table (1), supporting legs (3) are fixedly connected to the lower surface of the printing table (1), an electric sliding rail (4) is fixedly connected to the upper surface of the printing table (1), a telescopic column (5) is arranged on the upper surface of the electric sliding rail (4), a cross rod (6) is fixedly connected to the top end of the telescopic column (5), an electric slider (7) is arranged on the surface of the cross rod (6), a fixing seat (8) is arranged on the upper surface of the electric slider (7), a feeding funnel (9) is fixedly connected to the upper surface of the fixing seat (8), a heating cabin (10) is arranged on the front side, located on the electric slider (7), of the lower surface of the feeding funnel (9), and a conveying pipe (11) is fixedly connected to the lower surface of the, the lower fixed surface of electric slider (7) is connected with electric telescopic handle (12), the flexible end fixedly connected with of electric telescopic handle (12) beats printer head (13), the upper surface of print table (1) is provided with printing dish (14), first waste material small opening (15) have been seted up to the upper surface of print table (1), the inside of print table (1) is provided with crushing case (16), the side of crushing case (16) is provided with crushing motor (17), the inner wall of crushing case (16) is provided with crushing roller (18), the lower fixed surface of print table (1) is connected with garbage collection box (19).

2. The waste recycling device of 3D printing equipment according to claim 1, wherein the front surface of the control panel (2) is provided with control buttons and a display screen, the number of the support legs (3) is four, and the four support legs (3) are fixedly connected to four corners of the lower surface of the printing table (1) respectively.

3. The waste recycling device of 3D printing equipment according to claim 1, wherein the bottom end of the telescopic column (5) is provided with a sliding block matched with the electric sliding rail (4), the number of the telescopic column (5) is two, and the two telescopic columns (5) are respectively connected with the electric sliding rail (4) in a sliding manner through the sliding block.

4. The waste recycling device of 3D printing equipment according to claim 1, wherein the surface of the cross bar (6) is provided with a slide rail for sliding the electric slider (7), the feeding hopper (9) is communicated with the heating chamber (10), the feeding pipe (11) is communicated with the printing head (13), and the electric slider (7) and the electric telescopic rod (12) are both coupled with the control panel (2).

5. The waste recycling device of the 3D printing equipment according to claim 1, wherein the number of the first waste leaking holes (15) is two, two first waste leaking holes (15) are formed in the upper surface of the printing table (1), and a leaking hopper is fixedly connected to the upper surface of the crushing box (16) and is communicated with the first waste leaking holes (15).

6. The waste recycling device of the 3D printing equipment according to claim 1, wherein the pulverizing motor (17) is coupled with the control panel (2), a through hole matched with the output shaft of the pulverizing motor (17) is formed in the side surface of the pulverizing box (16), the output shaft of the pulverizing motor (17) is fixedly connected with the pulverizing rollers (18) through the through hole, the number of the pulverizing rollers (18) is two, the pulverizing box (16) is communicated with the waste collection box (19), and a receiving hopper is arranged inside the waste collection box (19).

7. The waste recycling device of the 3D printing equipment according to claim 1, wherein the waste collection box (19) is provided with a waste treatment device (20) at the bottom, and the waste treatment device (20) comprises a second waste leakage hole (20-1), a first rotating shaft motor (20-2), a material sieving mechanism (20-3), a mixing mechanism (20-4), a processing mechanism (20-5) and an outer wall (20-6);

the second waste material leakage hole (20-1) is formed in the top of the outer wall (20-6), the second waste material leakage hole (20-1) is communicated with the waste material collecting box (19), the first rotating shaft motor (20-2) is arranged on the top of the outer wall (20-6), the screening mechanism (20-3) is arranged at the upper end of the inner wall of the outer wall (20-6), the mixing mechanism (20-4) is arranged on the inner wall of the outer wall (20-6) and located below the screening mechanism (20-3), and the processing mechanism (20-5) is arranged on the inner wall of the outer wall (20-6) and located below the mixing mechanism (20-4).

8. The waste recovery device of the 3D printing equipment is characterized in that a cleaning mechanism (21) is arranged on the upper surface of the printing table (1), and the cleaning mechanism (21) comprises cleaning cotton (21-1), a support rod (21-2), a sliding disc (21-3), a sliding rail (21-4) and a detachable baffle plate (21-5);

the quantity of slide rail (21-4) has two, slide rail (21-4) set up the surface both ends of print table (1), the quantity of dismantling baffle (21-5) has four, can dismantle baffle (21-5) and set up respectively the both ends of slide rail (21-4), sliding tray (21-3) sliding connection be in the inner wall of slide rail (21-4), branch (21-2) with sliding tray (21-3) fixed connection, clean cotton (21-1) set up the bottom of branch (21-2), the surface of clean cotton (21-1) with the surface of print table (1) contacts.

9. The waste recycling device of the 3D printing apparatus according to claim 7, wherein the material sieving mechanism (20-3) comprises a first rotating shaft (20-31), a push rod (20-32), a rotating fan (20-34), a material sieving disc (20-35), a sieve frame (20-36), and spikes (20-33);

the first rotating shaft (20-31) is arranged inside the outer wall (20-6) and connected with the first rotating shaft motor (20-2), a sleeve (20-38) is arranged outside the first rotating shaft (20-31), the rotating fan (20-34) is arranged on the surface of the first rotating shaft (20-31), a hole groove corresponding to the rotating fan (20-34) is formed in the surface of the sleeve (20-38), the rotating fan (20-34) passes through the hole groove and extends to the outside of the sleeve (20-38), the push rod (20-32) is arranged below the sleeve (20-38) and connected with an air cylinder, a spring (20-37) is arranged above the sleeve (20-38), and the upper end of the spring (20-37) is connected with the outer wall (20-6), the screening tray (20-35) is arranged at the bottom of the first rotating shaft (20-31), a plurality of screening columns (20-39) are arranged at the bottom of the screening tray (20-35), the screening frames (20-36) are arranged below the screening tray (20-35) and above the mixing mechanism (20-4), the periphery of each screening frame (20-36) is fixedly connected to the inner wall of the outer wall (20-6), a plurality of sharp spines (20-33) are arranged, and the sharp spines (20-33) are arranged on the inner wall of the outer wall (20-6);

the mixing mechanism (20-4) comprises a second rotating shaft (20-41), a second rotating shaft motor (20-42), a mixing fan (20-43), a mixing bin (20-44) and a bottom plate (20-45);

the second rotating shaft motor (20-42) is arranged in the center of the sieve frame (20-36), the second rotating shaft (20-41) is arranged at the bottom of the sieve frame (20-36) and is connected with the second rotating shaft motor (20-42), the mixing bin (20-44) is arranged at the bottom of the sieve frame (20-36), the mixing fan (20-43) is arranged on the surface of the second rotating shaft (20-41), the bottom plate (20-45) is arranged at the bottom of the mixing bin (20-44), the surface of the bottom plate (20-45) is provided with a first through hole (20-46), and the first through hole (20-46) is communicated with the processing mechanism (20-5).

10. The waste recycling device of the 3D printing equipment according to claim 9, wherein the processing mechanism (20-5) comprises a body (20-501), a processing bin (20-502), a support leg (20-503), a heat insulation plate (20-504), a temperature increasing plate (20-505), an air inlet channel (20-506), a cover plate (20-507), a material nozzle (20-508) and an air exhaust channel (20-509);

the processing bin (20-502) is arranged in the body (20-501), the cover plate (20-507) is detachably connected above the body (20-501), a second through hole (20-510) corresponding to the first through hole (20-46) is arranged on the surface of the cover plate (20-507), a sealing element (20-511) is arranged in the second through hole (20-510), a clamping element (20-512) is arranged on one side of the cover plate (20-507), the support leg (20-503) is arranged at the bottom of the body (20-501), the heat insulation plate (20-504) is arranged in the body (20-501), the warming plate (20-505) is arranged at the bottom of the processing bin (20-502), and the material nozzle (20-508) is arranged at the bottom of the body (20-501) and is connected with the processing bin (20-501) -502), a first control valve (20-513) is arranged between the nozzle (20-508) and the processing bin (20-502), the air inlet channel (20-506) is arranged at the upper end of the inner wall of the processing bin (20-502), the air inlet channel (20-506) is communicated with a pump body (20-514) through a first pipeline, the pump body (20-514) is arranged at the outer side of the body (20-501), the exhaust channel (20-509) is arranged at the upper end of the inner wall of the processing bin (20-502), the pump body (20-514) is communicated with an air supply cylinder (20-515) and the exhaust channel (20-509) through a second pipeline, and a second control valve (20-516) is arranged on the second pipeline;

the air inlet channel (20-506) comprises a bent passage (20-561), a narrow passage (20-562) and a connecting piece (20-563), the lower end of the narrow passage (20-562) is communicated with the processing bin (20-502), the bent passage (20-561) is arranged at the upper end of the narrow passage (20-562), the connecting piece (20-563) is arranged at the right end of the bent passage (20-561), and the connecting piece (20-563) is connected with the first pipeline.