CN115592950A

CN115592950A - 3D print platform cleaning device

Info

Publication number: CN115592950A
Application number: CN202211075359.6A
Authority: CN
Inventors: 王旭
Original assignee: Anhui Institute of Information Engineering
Current assignee: Anhui Institute of Information Engineering
Priority date: 2022-09-04
Filing date: 2022-09-04
Publication date: 2023-01-13

Abstract

The invention relates to the technical field of 3D printing, in particular to a 3D printing platform cleaning device which comprises a glass outer frame, wherein a base is fixedly mounted on the lower end face inside the glass outer frame, the upper end of the base is movably connected with a printing table, an air compressor is arranged at the left end inside the glass outer frame, the right end of the air compressor is communicated with a vortex tube, a preheating cleaning mechanism is arranged inside the printing table and is in transmission connection with the vortex tube, a portal frame is fixedly connected to the upper end face of the base, an X-axis guide rod is movably connected inside the portal frame, and a printing base is slidably connected to the left end of the outer surface of the X-axis guide rod. According to the invention, through the preheating cleaning mechanism, hot air is shunted by the air compressor and the vortex tube and enters the heating tube in the printing table through the hot air tube, and preheating treatment is carried out on the heating tube, so that the phenomenon that the bottom edge of a printed article is warped due to different temperature differences between the printing table and the printed article when the printer prints is prevented, and defective goods are caused is prevented.

Description

3D print platform cleaning device

Technical Field

The invention relates to the technical field of 3D printing, in particular to a 3D printing platform cleaning device.

Background

The 3D printer is widely applied to the fields of mold manufacturing, industrial design and the like, and is used for direct printing and manufacturing of products, and the 3D printing technology is a technology for constructing a three-dimensional object by adopting adhesive materials such as powdered metal or plastic and the like in a layer-by-layer stacking and printing mode on the basis of a digital model file; the 3D printer and a common printer have the same working principle, printing materials such as fluid or powder are filled in the 3D printer, the printing materials are stacked layer by layer under the control of a computer, and finally, the digital model is printed into a real object model; common 3D printing materials include nylon glass fiber, polylactic acid, ABS resin, durable nylon materials, gypsum materials, aluminum materials, titanium alloy, stainless steel, silver plating, gold plating and rubber materials.

In the existing patent (publication number: CN 211000010U), a novel 3D industrial design workbench is provided, a sealed box body is arranged on a base, a 3D printer is arranged in the sealed box body and movably connected with the upper wall of the box body, a printing table board is arranged in the box body and connected with the lower wall of the box body, so that sealed printing of the 3D printer is realized, noise and external dust can be reduced as much as possible, and meanwhile, a damping sheet is arranged between the printing table board and the box body, so that the influence of vibration generated by the 3D printer in the printing process on the printing table board can be effectively reduced.

This novel 3D industrial design platform is provided with first slide, second slide, third slide and cleaning brush, adopts the cleaning brush to slide between each slide and reachs the clear purpose of slip, too much design slide mechanism for the device design too redundant, and do not do the cleaning to 3D residual material who prints on the shower nozzle, can influence the printing effect of printer equally.

Therefore, a 3D printing platform cleaning device is provided.

Disclosure of Invention

The invention aims to provide a 3D printing platform cleaning device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a d printing apparatus of environment self-adaptation, includes the glass frame, terminal surface fixed mounting has the base under the inside of glass frame, the upper end swing joint of base has the printing table, the inside left end of glass frame is provided with the air compressor machine, the right-hand member intercommunication of air compressor machine is equipped with the vortex tube, the inside of printing table is provided with preheats clearance mechanism, it is connected with the vortex tube transmission to preheat clearance mechanism, the up end fixedly connected with portal frame of base, the inside swing joint of portal frame has X axle guide arm, the surface left end sliding connection of X axle guide arm has the printing base, the inside of printing the base is provided with prints the shower nozzle, it is provided with the clean mechanism of cooling to print between base and the printing shower nozzle, the clean mechanism of cooling is connected with the vortex tube transmission.

Preferably, preheat the clearance mechanism and include the steam pipe that vortex tube right-hand member intercommunication was equipped with, the heating pipe has been seted up to the inside of printing table, the air inlet has been seted up to the front end of printing table, air inlet and heating pipe intercommunication each other, the one end of steam pipe and air inlet intercommunication each other, the gas outlet has been seted up to the rear end of printing table, the gas outlet communicates with the heating pipe each other.

Preferably, preheat cleaning mechanism and still include the inside front end fixed mounting's of gas outlet connecting piece, the inside of gas outlet is provided with the pivot, the front end of gas outlet is provided with carousel one, the pivot is rotated and is connected the rear end at the connecting piece and run through connecting piece and carousel fixed connection, the fixed surface of pivot installs the flabellum, the flabellum rotates the inside of connecting at the gas outlet.

Preferably, the left end face both sides fixed mounting of print table has support piece, and is two sets of it is connected with the bull stick to rotate between the support piece, the front end fixed mounting of bull stick has carousel two, be connected through belt transmission between carousel one and the carousel two, the outer fixed surface of bull stick installs the threaded rod, the surface screw thread transmission of threaded rod has the sleeve, the upper end sliding connection of print table has clean pole, the left end and the sleeve fixed connection of clean pole, the right-hand member fixed mounting of clean pole has the slider, the spout has been seted up to the right-hand member face of print table, slider sliding connection is in the inside of spout, the lower terminal surface of clean pole corresponds print table fixed mounting has scraper one.

Preferably, the cooling and cleaning mechanism comprises a cold air pipe communicated with the vortex tube, an annular dispersion tube is arranged in the printing base, one end of the cold air pipe is fixedly mounted at the front end of the printing base and extends to the inside of the printing base to be communicated with the annular dispersion tube, a cooling power cavity is formed in the lower end face between the printing nozzle and the printing base, and an injection tube is arranged between the annular dispersion tube and the cooling power cavity.

Preferably, the cooling and cleaning mechanism further comprises a conical rotating ring sleeved on the outer surface of the printing nozzle, the conical rotating ring is rotatably connected inside the cooling power cavity, a second scraper is fixedly connected to the lower end face of the conical rotating ring, and a power baffle is fixedly mounted on the outer surface of the conical rotating ring.

Preferably, the injection pipe and the power baffle are provided with a plurality of groups, and are correspondingly arranged at a forty-five degree angle.

Preferably, the second scraper is provided with three groups, and the three groups of second scrapers are all arc-shaped and are tightly attached to the printing spray head.

Preferably, the first scraper is arc-shaped and is tightly attached to the printing table, and the bottom ends of the first scraper and the second scraper are both provided with adhesion layers.

Preferably, the heating pipe is distributed in the printing table in a snake shape, and a protective layer is fixedly arranged on the outer surface of the heating pipe.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the preheating cleaning mechanism, hot air is shunted by the air compressor and the vortex tube and enters the heating tube in the printing table through the hot air tube, and preheating treatment is carried out on the heating tube, so that the bottom edge of a printed article is prevented from warping due to different temperature differences between the printing table and the printed article when the printer is used for printing, and defective products are prevented from being generated;

2. according to the method, the cleaning rod is arranged, when the printing table is heated by hot air, printing products such as plastic and the like remained on the printing table are heated and dissolved, then the hot air flows out of the air outlet to drive the fan blades to rotate the rotating shaft, so that the first rotating disc rotates, the second rotating disc at one end of the threaded rod rotates through the transmission connection of the belt, so that the threaded rod rotates to displace the sleeve, the sleeve drives the cleaning rod to displace, and the scraper cleans the plastic remained on the surface of the printing table through dissolution, so that the influence of the residual plastic on the next printing effect is avoided;

3. by arranging the cooling and cleaning mechanism, cold air which is split by the air compressor and the vortex tube enters the annular dispersion tube through the cold air tube and is sprayed out of the injection tube to rapidly cool the printing nozzle, so that damage caused by overhigh temperature of the printing nozzle is prevented, and the safety of the printing nozzle is relatively improved;

4. according to the invention, the conical rotating ring and the second scraper are arranged, and cold air is sprayed out from the spray pipe to push the power baffle plate to further drive the conical rotating ring to rotate, so that the conical rotating ring carries the second scraper to rotate, and plastic remained on the outer surface of the printing nozzle is cleaned, and the plastic remained on the outer surface of the printing nozzle is prevented from falling into printed objects during printing, thereby causing defective products.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is an overall structural view of the present invention;

FIG. 2 is an enlarged view of the invention at A in FIG. 1;

FIG. 3 is a cross-sectional view of the glass casing of the present invention;

FIG. 4 is an enlarged view of the invention at B of FIG. 3;

FIG. 5 is a cross-sectional view of a printing base of the present invention;

FIG. 6 is an enlarged view at C of FIG. 5 in accordance with the present invention;

FIG. 7 is a cross-sectional view of a print head of the present invention;

fig. 8 is an enlarged view of the invention at D in fig. 7.

Description of reference numerals: 1. a glass outer frame; 2. a base; 3. a printing table; 4. an air compressor; 5. a vortex tube; 6. a preheating cleaning mechanism; 601. a hot gas pipe; 602. heating a tube; 603. an air inlet; 604. an air outlet; 605. a connecting member; 606. A rotating shaft; 607. a fan blade; 608. a first rotating disc; 609. a support member; 610. a rotating rod; 611. a second rotating disc; 612. a belt; 613. a threaded rod; 614. a sleeve; 615. a cleaning rod; 616. a slider; 617. a chute; 618. a first scraper; 7. A gantry; 8. an X-axis guide rod; 9. a printing base; 10. printing a spray head; 11. a cooling and cleaning mechanism; 111. a cold air pipe; 112. an annular dispersion tube; 113. an injection pipe; 114. cooling the power cavity; 115. a conical swivel ring; 116. a second scraper; 117. And a dynamic baffle.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1 to 8, the present invention provides a technical solution:

the utility model provides a 3D print platform cleaning device, including glass frame 1, terminal surface fixed mounting has base 2 under the inside of glass frame 1, the upper end swing joint of base 2 has print table 3, the inside left end of glass frame 1 is provided with air compressor machine 4, the right-hand member intercommunication of air compressor machine 4 is equipped with vortex tube 5, the inside of print table 3 is provided with preheats cleaning mechanism 6, preheat cleaning mechanism 6 and the transmission of vortex tube 5 and be connected, the up end fixed connection of base 2 has portal frame 7, the inside swing joint of portal frame 7 has X axle guide bar 8, the surface left end sliding connection of X axle guide bar 8 has printing base 9, the inside of printing base 9 is provided with prints shower nozzle 10, it is provided with cooling cleaning mechanism 11 to print between base 9 and the printing shower nozzle 10, cooling cleaning mechanism 11 is connected with vortex tube 5 transmission.

By adopting the technical scheme, the preheating cleaning mechanism 6 and the cooling cleaning mechanism 11 are arranged, the air compressed by the air compressor 4 enters the vortex tube 5, the air is divided into cold air and hot air, the cold air acts on the printing nozzle 10 through the cooling cleaning mechanism 11 to cool the printing nozzle 10, the cooling cleaning mechanism 11 is driven to clean the plastic remaining on the outer surface of the printing nozzle 10, the hot air preheats the printing table through the preheating cleaning mechanism 6, the warping of the bottom edge of the printed object caused by the difference between the temperature difference of the printing table 3 and the printed object when the printer prints is prevented, meanwhile, the plastic remaining on the outer surface of the printing table 3 can be melted by the heat of the printing table 3, the preheating cleaning mechanism 6 can clean the printing table 3, and the preheating cleaning mechanism 6 is driven by the hot air to clean the plastic remaining on the upper surface of the printing table 3.

Specifically, as shown in fig. 1 to 4, the preheating cleaning mechanism 6 includes a hot air pipe 601 disposed at the right end of the vortex tube 5 in communication, a heating pipe 602 disposed inside the printing table 3, an air inlet 603 disposed at the front end of the printing table 3, the air inlet 603 communicating with the heating pipe 602, one end of the hot air pipe 601 communicating with the air inlet 603, an air outlet 604 disposed at the rear end of the printing table 3, the air outlet 604 communicating with the heating pipe 602, the preheating cleaning mechanism 6 further includes a connecting member 605 fixedly disposed at the front end inside the air outlet 604, a rotating shaft 606 disposed inside the air outlet 604, the rotating shaft 606 rotatably connected to the rear end of the connecting member 605 and fixedly connected to the first rotating disk 608, a fan blade 607 fixedly disposed on the outer surface of the rotating shaft 606, the fan blade 607 rotatably connected to the inside the air outlet 604, a support 609 fixedly disposed at both sides of the left end surface of the printing table 3, a rotating rod 610 rotatably connected between the two sets of support members 609, a rotating disk 611 fixedly disposed at the front end of the rotating rod 610, a rotating disk 611 fixedly disposed with a second rotating disk 608, a cleaning rod 616 disposed at the upper end of the printing table 3, a cleaning rod 616 having a cleaning blade 111 disposed thereon, a cleaning blade 111 disposed on the printing table, a cleaning rod 616, a cleaning blade 116 disposed on the printing table, a cleaning blade 111 disposed on the printing table, a cleaning blade 12 disposed on the printing table, a cleaning rod 616, a cleaning blade 12 disposed on the printing table, a cleaning rod 616, the outer surface of the heating pipe 602 is fixedly provided with a protective layer.

By adopting the technical scheme, after the 3D printing equipment takes away the printing object after printing is finished, a lot of plastic remains on the upper surface of the printing table, in order to ensure the printing quality, the residual plastic needs to be cleaned manually, the printing efficiency is greatly influenced, and when the printer prints on the printing table 3, the bottom edge of the printing object warps due to different temperature differences between the printing table 3 and the printing object, and defective products are greatly caused, therefore, the invention arranges the preheating cleaning mechanism 6, utilizes the air compressor 4 to suck external air and discharge the compressed air into the vortex tube 5, the compressed air is divided into hot air and cold air under the action of the vortex tube 5, the hot air is conveyed to the air inlet 603 through the hot air tube 601 and then enters the inside of the heating tube 602, the hot air tube 601 is a telescopic rubber tube which can not break along with the movement of the printing table 3, the hot air enters the inside of the heating tube 602 and then carries out preheating treatment on the printing table 3 after passing through the rotating shaft of the rotating turntable 608, the rotating belt 613 on the printing table 3, the rotating shaft of the preheating table 3 is arranged to synchronously rotate, the rotating shaft of the rotating disk 608, the rotating belt 606, the rotating shaft of the rotating disk is arranged to enable the rotating shaft of the rotating disk to enable the rotating disk to rotate, the rotating shaft of the rotating disk 606, the rotating disk to enable the rotating shaft of the rotating disk to be convenient for driving two rotating disk 606, the rotating disk to be convenient for the rotating disk 606, the rotating disk to be carried out, the rotating disk 606, the rotating shaft of the rotating disk 608, the rotating disk 606, the rotating shaft for the rotating disk 608, the rotating disk to rotate, the rotating disk 606, according to the technical scheme, the preheating cleaning mechanism 6 is utilized, the air compressor 4 and the vortex tube 5 are used for shunting hot air to heat the printing table 3, so that the bottom edge warping of printed objects caused by different temperature differences of the printing table and the printed objects 3 is effectively avoided, defective products are prevented, the upper surface of the printing table 3 is cleaned, and the influence of residual plastics on next printing is avoided.

Specifically, as shown in fig. 5 to 8, the cooling and cleaning mechanism 11 includes an air-conditioning pipe 111 that is communicated with the vortex tube 5, an annular dispersion pipe 112 has been seted up inside the printing base 9, one end of the air-conditioning pipe 111 is fixedly installed at the front end of the printing base 9, and extend to the inside of the printing base 9 and communicate with the annular dispersion pipe 112 each other, a cooling power cavity 114 has been seted up on the lower end surface between the printing nozzle 10 and the printing base 9, an injection pipe 113 has been seted up between the annular dispersion pipe 112 and the cooling power cavity 114, the cooling and cleaning mechanism 11 further includes a conical swivel 115 that is sleeved on the outer surface of the printing nozzle 10, the conical swivel 115 is rotatably connected inside the cooling power cavity 114, a second scraper 116 is fixedly connected to the lower end surface of the conical swivel 115, a power baffle 117 is fixedly installed on the outer surface of the conical swivel 115, the injection pipe 113 and the power baffle 117 are both provided with multiple sets, and are both correspondingly arranged at forty-five-degree angles, the second scraper 116 are provided with three sets, and the two arc-shaped scrapers 116 are all arranged in a manner to be closely attached to the printing nozzle 10.

By adopting the technical scheme, after the 3D printing equipment takes away the printing objects after printing, a plurality of melted plastics are remained on the outer surface of the printing nozzle 10, in order to ensure the printing quality, the remained plastics need to be cleaned manually, the printing efficiency is greatly influenced, meanwhile, after the printing nozzle 10 finishes printing, the temperature is very high, the printing nozzle 10 can be damaged due to long-time high temperature, therefore, by arranging the cooling and cleaning mechanism 11, the compressed gas is discharged into the vortex tube 5 after the air compressor 4 sucks the outside gas, the compressed gas is divided into hot gas and cold gas under the action of the vortex tube 5, the cold gas tube 111 is a telescopic rubber tube and can not be broken along with the operation of the printer, the cold gas enters the annular dispersion tube 112 through the cold gas tube 111, the cold gas entering the annular dispersion tube 112 is dispersed to the periphery of the printing nozzle 10, the cold gas is sprayed into the cooling power cavity 114 from the spray tube 113, the printing nozzle 10 is cooled continuously, the damage caused by the overhigh temperature is avoided, the printing nozzle 10 can be prevented because the spray of the spray pipes 113 and the cold gas, and the cold gas are closely attached to the power baffle plate 117, the spray nozzle can push the printing nozzle to effectively print the printing nozzle 10 after the conical printing nozzle, and the conical baffle 117, the conical printing nozzle can be blown out, and the conical printing nozzle can be prevented from the rotating scraper, when the rotating scraper 116, the rotating cutter, the rotating printing nozzle 117, the rotating printing technology that the conical baffle 117, the conical printing nozzle can be damaged by the rotating cutter, the rotating printing nozzle can be prevented from the rotating printing nozzle 116, thereby causing the occurrence of defective products.

The working principle is as follows: after the 3D printer finishes printing work and a worker prints a printed article, the air compressor 4 is started, the air compressor 4 sucks external air and discharges the compressed air into the vortex tube 5, the compressed air is differentiated into hot air and cold air under the action of the vortex tube 5, the hot air is conveyed to the air inlet 603 through the hot air tube 601 and enters the heating tube 602, the hot air tube 601 is a telescopic rubber tube and can not break along with the movement of the printing table 3, the hot air enters the heating tube 602 and then carries out pre-heating treatment on the printing table 3, the printing table 3 subjected to the pre-heating treatment can effectively avoid the phenomenon that the bottom edge of the printed article is warped due to different temperature differences between the printing table 3 and the printed article, meanwhile, the pre-heated printing table 3 melts plastic remained on the upper end face of the printing table, so that the plastic cannot be adhered to the printing table 3 to facilitate the next cleaning work, then the hot air is discharged from the air outlet 604 to the outside through the heating pipe 602 distributed in a snake shape, the hot air blows fan blades 607 arranged in the air outlet 604 to rotate the rotating shaft 606 in the discharging process, the rotation of the rotating shaft 606 synchronously drives the first rotating disk 608 to rotate, and because the first rotating disk 608 and the second rotating disk 611 are in transmission connection through the belt 612, the first rotating disk 608 drives the second rotating disk 611 to rotate through the belt 612, so that the rotating rod 610 fixedly connected with the second rotating disk 611 carries the threaded rod 613 to rotate synchronously, the rotation of the threaded rod 613 drives the sleeve 614 in spiral transmission with the threaded rod 613 to carry the cleaning rod 615 to slide, the cleaning rod 615 slides on the upper end surface of the printing table 3 to drive the first scraper 618 tightly attached to the printing table 3 to clean the plastic remained on the surface of the printing table 3, then the cold air enters the annular dispersion pipe 112 through the cold air pipe 111, the cold air pipe 111 is a telescopic rubber pipe, can not fracture along with the work of printer, the cold air dispersion that gets into annular dispersion pipe 112 is to printing shower nozzle 10 around, spout into cooling power chamber 114 from injection pipe 113, continuously carry out cooling to printing shower nozzle 10, avoid printing shower nozzle 10 high temperature and cause the damage, secondly, because of injection pipe 113 and power baffle 117 all are provided with the multiunit, and all be the mutual corresponding setting of forty-five degree angle, after cold air is spout from injection pipe 113, strike power baffle 117, make power baffle 117 promote the toper change 115 and rotate at the surface of printing shower nozzle 10, and then make three scraper two 116 of group rotate at the surface of printing shower nozzle 10 along with toper change 115, because of scraper two 116 advance hug closely print shower nozzle 10 and set up, consequently scraper two 116 can carry out cleaning to printing shower nozzle 10 surface sputter remaining plastics.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a 3D print platform cleaning device, includes glass frame (1), its characterized in that: the utility model discloses a glass printing machine, including glass frame (1), upper end face fixedly mounted has base (2) under the inside of glass frame (1), the upper end swing joint of base (2) has print table (3), the inside left end of glass frame (1) is provided with air compressor machine (4), the right-hand member intercommunication of air compressor machine (4) is equipped with vortex tube (5), the inside of print table (3) is provided with preheats clearance mechanism (6), it is connected with vortex tube (5) transmission to preheat clearance mechanism (6), the up end fixedly connected with portal frame (7) of base (2), the inside swing joint of portal frame (7) has X axle guide bar (8), the surface left end sliding connection of X axle guide bar (8) has printing base (9), the inside of printing base (9) is provided with prints shower nozzle (10), it is provided with cooling cleaning mechanism (11) to print between base (9) and printing shower nozzle (10), cooling cleaning mechanism (11) are connected with vortex tube (5) transmission.

2. The 3D printing platform cleaning device according to claim 1, wherein: preheat clearance mechanism (6) and include vortex tube (5) right-hand member intercommunication hot-air pipe (601) that are equipped with, heating pipe (602) have been seted up to the inside of printing table (3), air inlet (603) have been seted up to the front end of printing table (3), air inlet (603) and heating pipe (602) communicate each other, the one end and air inlet (603) of hot-air pipe (601) communicate each other, gas outlet (604) have been seted up to the rear end of printing table (3), gas outlet (604) and heating pipe (602) communicate each other.

3. The 3D printing platform cleaning device according to claim 2, wherein: preheating cleaning mechanism (6) still include inside front end fixed mounting's of gas outlet (604) connecting piece (605), the inside of gas outlet (604) is provided with pivot (606), the front end of gas outlet (604) is provided with carousel one (608), pivot (606) rotate to be connected in the rear end of connecting piece (605) and run through connecting piece (605) and carousel one (608) fixed connection, the surface fixed mounting of pivot (606) has flabellum (607), flabellum (607) rotate to be connected in the inside of gas outlet (604).

4. The 3D printing platform cleaning device according to claim 2, wherein: support members (609) are fixedly mounted on two sides of the left end face of the printing table (3), two sets of support members (609) are connected with a rotating rod (610) in a rotating mode, a rotating disc II (611) is fixedly mounted at the front end of the rotating rod (610), a rotating disc I (608) is connected with the rotating disc II (611) in a transmission mode through a belt (612), a threaded rod (613) is fixedly mounted on the outer surface of the rotating rod (610), a sleeve (614) is arranged in a threaded transmission mode on the outer surface of the threaded rod (613), a cleaning rod (615) is connected to the upper end of the printing table (3) in a sliding mode, the left end of the cleaning rod (615) is fixedly connected with the sleeve (614), a sliding block (616) is fixedly mounted at the right end of the cleaning rod (615), a sliding groove (617) is formed in the right end face of the printing table (3), the sliding block (616) is connected to the inside of the sliding groove (617), and a scraper I (618) is fixedly mounted at the lower end face of the cleaning rod (615) corresponding to the printing table (3).

5. The 3D printing platform cleaning device according to claim 1, wherein: clean mechanism of cooling (11) include air-conditioning duct (111) that set up with vortex tube (5) intercommunication each other, print the inside of base (9) and seted up annular dispersion pipe (112), the one end fixed mounting of air-conditioning duct (111) is at the front end of printing base (9) to extend to the inside and the annular dispersion pipe (112) intercommunication of printing base (9), print between shower nozzle (10) and printing base (9) lower terminal surface and seted up cooling power chamber (114), injection pipe (113) have been seted up between annular dispersion pipe (112) and cooling power chamber (114).

6. The 3D printing platform cleaning device according to claim 5, wherein: the cooling and cleaning mechanism (11) further comprises a conical rotating ring (115) sleeved on the outer surface of the printing spray head (10), the conical rotating ring (115) is rotatably connected inside the cooling power cavity (114), a second scraper (116) is fixedly connected to the lower end face of the conical rotating ring (115), and a power baffle (117) is fixedly installed on the outer surface of the conical rotating ring (115).

7. The 3D printing platform cleaning device according to claim 5, wherein: the injection pipes (113) and the power baffle (117) are provided with multiple groups and are arranged correspondingly to each other at forty-five degrees.

8. The 3D printing platform cleaning device according to claim 7, wherein: the second scraper (116) is provided with three groups, and the second scraper (116) is arc-shaped and is tightly attached to the printing spray head (10).

9. The 3D printing platform cleaning device according to claim 4, wherein: the first scraper (618) is arranged in an arc shape and clings to the printing table (3), and the bottom ends of the first scraper (618) and the second scraper (116) are both provided with adhesion layers.

10. The 3D printing platform cleaning device according to claim 2, wherein: the heating pipe (602) is distributed in the printing table (3) in a snake shape, and a protective layer is fixedly arranged on the outer surface of the heating pipe (602).