CN118003636A - Multi-angle adjusting type 3D printer base convenient for discharging - Google Patents

Abstract

The invention discloses a multi-angle adjusting type 3D printer base convenient for discharging, which relates to the technical field of 3D printers and comprises a supporting plate, wherein a plurality of stand columns are arranged at the bottom of the supporting plate, the supporting plate is supported and installed through the stand columns, two bottom guide rails are arranged on the upper side of the supporting plate, an upper guide rail is movably arranged on the upper side of the two bottom guide rails, an I-shaped frame is movably arranged on the upper side of the upper guide rail, a printing table is arranged on the upper side of the I-shaped frame through a multi-angle adjusting component, and a discharging device for automatically discharging a product printed on the printing table is arranged at one end of the supporting plate. The invention has the advantages that the multi-azimuth angle adjustment of the printing table can be realized, the efficient printing of the object is realized by matching with the printing nozzle when the object is printed, meanwhile, the cleaning assembly is arranged, the cleanliness of the printing table can be ensured, the quality of the object printed subsequently is prevented from being influenced by dust or residual sundries such as printing materials, and the object is convenient to detach from the printing table.

Description

Multi-angle adjusting type 3D printer base convenient for discharging

Technical Field

The invention relates to the technical field of 3D printers, in particular to a multi-angle adjusting type 3D printer base convenient to discharge.

Background

The 3D printer base is the infrastructure of the 3D printer for supporting and securing the individual components of the entire 3D printer. The 3D printer base is an important component of the 3D printer and directly influences aspects of printing precision, speed, stability and the like of the 3D printer.

Through retrieving, chinese patent No. CN201810064443.5 discloses a 3D printer base design of variability, comprising a base plate, the upper surface of bottom plate passes through the lower fixed surface connection of bracing piece and biax motor, two equal fixedly connected with screw thread posts of output shaft of biax motor, and the equal threaded connection in surface of two screw thread posts has the screw cap, and the lower fixed surface of screw cap is connected with first pulley, the first spout of bottom sliding connection seting up at the upper surface of bottom plate of first pulley.

The prior art has the following defects: the functions of the base of the 3D printer in the prior art are relatively simple, the horizontal angle and the vertical angle of the base relative to the printing nozzle cannot be adjusted according to the needs during printing, meanwhile, the angle of a printed object cannot be adjusted, and a printed 3D product is adhered to a printing table, so that the 3D printer is inconvenient to detach;

therefore, the invention provides a multi-angle adjusting type 3D printer base convenient for discharging.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a multi-angle adjusting type 3D printer base convenient to discharge.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

The utility model provides a multi-angle regulation formula 3D printer base convenient to unload, includes the backup pad, and a plurality of stands are installed to the bottom of shown backup pad, through stand support installation, two bottom guide rails are installed to the upside of backup pad, and the upside movable mounting of two bottom guide rails has upper portion guide rail, and the upside movable mounting of upper portion guide rail has the spool frame, and the printing table is installed through multi-angle regulation subassembly to the upside of spool frame, the one end of backup pad is equipped with the discharge apparatus that the product of printing on the printing table was unloaded automatically.

Further, first sliding seats are slidably arranged in the bottom guide rail, first screw rods are rotatably arranged in the bottom guide rail and are respectively in threaded arrangement with the first sliding seats on the same side, one ends of the two first screw rods, which are positioned on the same side, are connected through a transmission belt assembly, and one end of one first screw rod is arranged with a driving shaft of a first motor;

The bottom of upper portion guide rail respectively with two first slide fixed mounting, slide in the upper portion guide rail and be equipped with the second slide, the middle part fixed mounting of second slide and spool frame, upper portion guide rail internal rotation is installed the second lead screw, second lead screw and second slide threaded mounting, the one end of second lead screw is installed with the drive shaft of second motor.

Further, the multi-angle adjusting assembly comprises a rotary driving assembly and four jacking assemblies, wherein the rotary driving assembly is arranged in the middle of the I-shaped frame and is connected with the center of the bottom of the printing table, and the four jacking assemblies are respectively arranged at four end parts of the I-shaped frame;

the rotary driving assembly comprises a rotating shaft which rotates at the center of the I-shaped frame, a driven gear is arranged in the middle of the rotating shaft and meshed with the driving gear, the driving gear is arranged on a driving shaft of a third motor, the third motor is fixedly arranged on the I-shaped frame, and the upper end of the rotating shaft is connected with the bottom center of the printing table through a first universal joint;

The four jacking components comprise first electric push rods which are rotatably connected to the end parts of the I-shaped frame, the telescopic ends of the first electric push rods are upward and are provided with second universal joints, the upper sides of the second universal joints are fixedly provided with sliding blocks, and the sliding blocks are slidably mounted with annular sliding rails fixed on the bottom surface of the printing table.

Further, the cleaning device comprises a cleaning assembly, the cleaning assembly comprises a notch long cylinder, a cleaning roller is rotatably arranged in the notch long cylinder, positioning frames are respectively arranged at two ends of the notch long cylinder, swing arms are respectively fixed at one ends of the positioning frames, which are far away from the notch long cylinder, of the positioning frames, a fourth motor is arranged at the joint of one swing arm and the positioning frame, and the fourth motor drives the cleaning roller to rotate in the notch long cylinder;

Two the swing arm is kept away from the one end of locating rack and is all fixed with the axostylus axostyle, and two axostylus axostyle rotate with the side of bottom guide rail respectively and install, and the gear is installed to one end of one of them axostylus axostyle, install the second electricity push rod on the top surface of backup pad, the rack is installed to the flexible end of second electricity push rod, rack and gear engagement transmission.

Further, the cleaning roller comprises a roller shaft, the roller shaft is rotatably arranged at two ends of the notch long cylinder, one end of the roller shaft is arranged with a driving shaft of the fourth motor, and a spiral sponge brush strip is wound and fixed on the surface of the inner area part of the notch long cylinder.

Further, the notch long cylinder comprises a cylinder body in a half shape, circular plates are fixed at two ends of the cylinder body, and a roll shaft of the cleaning roll is rotatably installed with the circular plates.

Further, still include the rail installation component that stands, stand the rail installation component including fixing the one end in the backup pad and being located the socket of upper surface, the top surface of socket is equipped with the jack, and the slip is equipped with extrusion locating plate in the jack, and one side rotation of extrusion locating plate installs the bolt, and the one end of extrusion locating plate is kept away from to the bolt transversely runs through to the outside of socket, and installs with the socket screw thread.

Further, the extrusion positioning plate is a plate body with teeth, and the teeth are fixed on one side of the plate body far away from the bolts.

Further, the discharging device comprises brackets symmetrically arranged on the front side and the rear side of the supporting plate, each bracket consists of two supporting rods, the upper ends and the lower ends of the two supporting rods are respectively and rotatably connected with rotating shafts, and the four rotating shafts are in transmission connection through a conveying belt; a sixth motor is arranged on the side surface of one bracket, and the output end of the sixth motor is connected with one rotating shaft; one side of the two supports, which is close to the printing table, is provided with a scraper knife, one side of the scraper knife, which is close to the conveying belt, is rotationally connected to the supporting rods of the two supports through a rotating shaft, the side surface of one supporting rod is provided with a fifth motor, and the output end of the fifth motor is connected with the rotating shaft on the scraper knife.

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

1. According to the invention, the bottom guide rail is arranged on the supporting plate, the upper guide rail is arranged on the upper side of the bottom guide rail, then the upper guide rail is arranged with the I-shaped frame, and the I-shaped frame is arranged with the printing table through the multi-angle adjusting component, so that the horizontal position, the horizontal angle and the vertical inclination angle of the printing table can be adjusted according to the needs in the printing process, the posture of an object printed on the upper side of the printing table can be adjusted omnidirectionally, the convenient printing can be realized by matching with the printing nozzle, the diversified printing posture adjustment can be realized, and the printing process is faster and more efficient.

2. The invention also provides a cleaning component, which can be used for cleaning the printing table before and after printing, so as to remove dirt and residual printing materials on the surface of the printing table, ensure the cleanliness of the printing table, avoid influencing the subsequent printing process, ensure the accuracy of the printed object to be high, and ensure that the quality of the printed object is not influenced by the adsorption of sundries.

3. The invention also provides a vertical rail installation assembly, improves the movement of the bolt control extrusion positioning plate, and can conveniently and stably install the vertical rail and the supporting table of the printer.

4. The invention also provides a discharging device, the product adhered on the printing table can be easily shoveled down by the shovel blade, and the product is transported away from the printing table by the conveyor belt, so that the problem that the product is adhered on the printing table and is not easy to discharge is avoided, and meanwhile, the problem of low efficiency of manually carrying the product is avoided.

In summary, the invention has the printing table capable of realizing multi-azimuth angle adjustment, and the printing nozzle is matched to realize efficient printing of the object when the object is printed, meanwhile, the cleaning component is arranged to ensure the cleanliness of the printing table, so that the quality of the object printed subsequently is prevented from being influenced by dust or residual sundries such as printing materials, and meanwhile, the supporting plate can facilitate subsequent installation of the vertical rail, and the installation effect is stable.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.

FIG. 1 is a schematic diagram showing a state of the present invention;

FIG. 2 is a schematic diagram of a second state structure of the present invention;

FIG. 3 is a schematic view of the cleaning state of the present invention;

FIG. 4 is a diagram of the mounting relationship of a print table to an adjustment assembly;

FIG. 5 is a schematic bottom view of a print table as mounted to a carriage by a multi-angle adjustment assembly;

FIG. 6 is a schematic structural view of a rotary drive assembly;

FIG. 7 is a schematic view of an installation of a jack assembly with an annular slide rail;

FIG. 8 is a schematic illustration of the installation of a second gimbal and slider;

FIG. 9 is a schematic structural view of a cleaning assembly;

FIG. 10 is an enlarged view of the portion a of FIG. 3;

fig. 11 is a schematic structural view of the riser installation assembly.

In the figure: 1 supporting plate, 2 bottom guide rail, 21 first slide, 22 driving belt component, 23 first motor, 3 upper guide rail, 31 second slide, 32 second motor, 4 spool frame, 5 printing table, 6 multi-angle adjusting component, 61 rotary driving component, 611 rotating shaft, 612 first universal joint, 613 third motor, 62 jacking component, 621 first electric push rod, 622 second universal joint, 623 slide block, 63 annular slide rail, 7 cleaning component, 71 swing arm, 72 shaft lever, 73 locating frame, 74 gap long barrel, 75 cleaning roller, 76 gear, 77 rack, 78 second electric push rod, 79 fourth motor, 8 vertical rail mounting component, 81 socket, 82 extrusion locating plate, 83 bolt, 9 conveyer belt, 10 shovel blade, 11 fifth motor, 12 sixth motor, 13 bracket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention;

Referring to fig. 1-11, a multi-angle adjustment type 3D printer base convenient to unload, including backup pad 1, show that a plurality of stands are installed to backup pad 1's bottom, through stand support installation, two bottom rail 2 are installed to backup pad 1's upside, and the common movable mounting of upside of two bottom rail 2 has upper portion guide rail 3, and the upside movable mounting of upper portion guide rail 3 has spool 4, and spool 4's upside is installed printing platform 5 through multi-angle adjustment subassembly.

The upper surface of the printing table 5 is used for matching with a printer nozzle to print objects, the printer nozzle can print the required objects gradually by spraying and stacking printing materials on the upper surface of the printing table 5, and other parts such as the nozzle of the printer are all products in the prior art, and the invention is not repeated here.

In the printing process, the printing table 5 follows the upper guide rail 3 and the I-shaped frame 4 to realize position adjustment, and meanwhile, the multi-angle adjusting assembly is utilized to realize horizontal and vertical angle adjustment, so that diversified postures are presented relative to the supporting plate 1, and efficient and convenient printing is realized by matching with the printer nozzle.

Further, the bottom guide rail 2 is internally provided with first sliding seats 21 in a sliding manner, the bottom guide rail 2 is internally provided with first screw rods in a rotating manner, the first screw rods are respectively in threaded connection with the first sliding seats 21 on the same side, one ends of the two first screw rods 21 on the same side are connected through a transmission belt assembly 22, and one end of one first screw rod 21 is arranged with a driving shaft of a first motor 23;

The bottom of the upper guide rail 3 is fixedly installed with the two first sliding seats 21 respectively, a second sliding seat 31 is arranged in the upper guide rail 3 in a sliding mode, the second sliding seat 31 is fixedly installed with the middle of the I-shaped frame 4, a second screw rod is rotatably installed in the upper guide rail 3, the second screw rod is in threaded installation with the second sliding seat 31, and one end of the second screw rod is installed with a driving shaft of the second motor 32.

One of the first screw rods 21 is driven to rotate by the first motor 23, and then the other first screw rod 21 can synchronously rotate by matching with the transmission of the transmission belt assembly 22, so that the upper guide rail 3 can move along the bottom guide rail 2; the second motor 32 drives the second screw rod, the second screw rod rotates to control the second sliding seat 31 and the I-shaped frame 4 to move along the upper guide rail 3, and the printing table 5 simultaneously follows the upper guide rail 3 and the I-shaped frame 4 to realize position adjustment.

Further, the multi-angle adjusting assembly comprises a rotary driving assembly 61 and four jacking assemblies 62, wherein the rotary driving assembly 61 is arranged in the middle of the spool frame 4 and is connected with the bottom center of the printing table 5, and the four jacking assemblies 62 are respectively arranged at four end positions of the spool frame 4;

The rotary driving assembly 61 comprises a rotating shaft 611 rotating at the center of the I-shaped frame 4, a driven gear is arranged in the middle of the rotating shaft 611 and meshed with a driving gear, the driving gear is arranged on a driving shaft of a third motor 613, the third motor 613 is fixedly arranged on the I-shaped frame 4, and the upper end of the rotating shaft 611 is connected with the bottom center of the printing table 5 through a first universal joint 612;

The four jacking components 62 comprise a first electric push rod 621 rotatably connected to the end part of the I-shaped frame 4, a second universal joint 622 is installed on the telescopic end of the first electric push rod 621 upwards, a sliding block 623 is fixed on the upper side of the second universal joint 622, and the sliding block 623 is slidably installed with an annular sliding rail 63 fixed on the bottom surface of the printing table 5.

The third motor 613 drives the rotating shaft 611 and drives the printing table 5 to rotate, so that the upper side printed object can rotate to adjust the angle when the printing table 5 rotates, and the annular sliding rail 63 on the lower surface of the rotating printing table 5 is connected with each sliding block 623 in a sliding way; when the first electric push rod 621 drives the corresponding second universal joint 622 and the upper sliding block 623, the printing table 5 can be controlled to realize the whole height or single-side height and inclination angle adjustment, so that the multi-pose adjustment of the printing table 5 is realized.

Further, the cleaning device further comprises a cleaning assembly 7, the cleaning assembly 7 comprises a notch long cylinder 74, a cleaning roller 75 is rotatably arranged in the notch long cylinder 74, positioning frames 73 are respectively arranged at two ends of the notch long cylinder 74, swing arms 71 are respectively fixed at one ends of the positioning frames 73 far away from the notch long cylinder 74, a fourth motor 79 is arranged at the joint of one swing arm 71 and the positioning frame 73, and the fourth motor 79 drives the cleaning roller 75 to rotate in the notch long cylinder 74;

The one end that two swing arms 71 kept away from locating rack 73 all is fixed with axostylus axostyle 72, and two axostylus axostyle 72 rotate with the side of bottom rail 2 respectively and install, and gear 76 is installed to one end of one axostylus axostyle 72, installs the second electric putter 78 on the top surface of backup pad 1, and rack 77 is installed to the flexible end of second electric putter 78, and rack 77 and gear 76 meshing transmission.

Further, the cleaning roller 75 includes a roller shaft rotatably mounted to both ends of the notch long tube 74, and one end of the roller shaft is mounted to a drive shaft of the fourth motor 79, and a spiral sponge brush strip is fixed around the surface of the roller shaft located in the inner area portion of the notch long tube 74.

Further, the notch long cylinder 74 includes a cylinder body having a half shape, both ends of which are fixed with circular plates, and the roller shaft of the cleaning roller 75 is rotatably installed with the circular plates.

The cleaning assembly 7 is used for cleaning the upper surface of the printing table 5 before or after use, and when cleaning, the cleaning assembly is adjusted from the state in fig. 1 to the state in fig. 2, and the adjusting process is as follows: the rack 77 is driven to move through the second electric push rod 78, the swing arm 71 is controlled to rotate by taking the shaft rod 72 as the center under the meshing action of the rack 77 and the gear 76, the notch long cylinder 74 and the cleaning roller 75 at the upper side are controlled to be adjusted to be in a state shown in the figure, at the moment, the sponge brush strip of the cleaning roller 75 can be in contact with the upper surface of the printing table 5, then the printing table 5 is controlled to rotate, and meanwhile, the cleaning roller 75 is controlled to rotate through the fourth motor 79, so that sundries such as dust and printing materials adsorbed on the upper surface of the printing table 5 can be removed, and the excellent quality of the objects printed later can be guaranteed.

Further, still include the vertical rail installation component 8, the vertical rail installation component 8 is including fixing the socket 81 in the one end of backup pad 1 and being located the upper surface, and the top surface of socket 81 is equipped with the jack, and the slip is equipped with extrusion locating plate 82 in the jack, and one side rotation of extrusion locating plate 82 installs bolt 83, and the one end that extrusion locating plate 82 was kept away from to bolt 83 transversely runs through to the outside of socket 81, and with socket 81 screw thread installation.

Further, the squeeze positioning plate 82 is a plate body with teeth, and the teeth are fixed to a side of the plate body away from the bolts 83.

The vertical rail of the printer is installed through the vertical rail installation assembly 8 and the supporting table 1, the bottom of the vertical rail can be directly inserted into the jack on the top surface of the socket 81 during installation, then the extrusion positioning plate 82 can be controlled to approach the side surface of the vertical rail by the rotary bolts 83, extrusion positioning is performed subsequently, the installation stability of the vertical rail is ensured, and the subsequent printer is convenient to print.

Further, in order to facilitate the unloading of the product adhered to the printing table 5, the invention also designs an unloading device on the supporting plate 1;

The discharging device comprises brackets 13 symmetrically arranged on the front side and the rear side of the supporting plate 1, each bracket 13 consists of two supporting rods, the upper ends and the lower ends of the two supporting rods are respectively and rotatably connected with rotating shafts, and the four rotating shafts are in transmission connection through a conveying belt 9; a sixth motor 12 is arranged on the side surface of one bracket 13, and the output end of the sixth motor 12 is connected with one rotating shaft; a scraper knife 10 is arranged on one side of the two brackets 13, which is close to the printing table 5, and one side of the scraper knife 10, which is close to the conveyor belt 9, is rotatably connected to the supporting rods of the two brackets 13 through a rotating shaft, a fifth motor 11 is arranged on the side surface of one supporting rod, and the output end of the fifth motor 11 is connected with the rotating shaft on the scraper knife 10;

when the printing of the product on the printing table 5 is finished, the first electric push rod 621 stretches to drive the printing table 5 to rise to the height of the scraper knife 10, the fifth motor 11 is started to drive the scraper knife 10 to rotate, the knife edge end of the scraper knife 10 is close to the table top of the printer 5, and meanwhile, the sixth motor 12 is started to drive the transmission belt 9 to transmit; and one of the first screw rods 21 is driven by the first motor 23 to rotate, so that the printing table 5 moves towards the direction of the unloading device, products on the printing table 5 are shoveled down by the shovel blade 10 and enter the conveyor belt 9, and the products are conveyed away from the printing table by the conveyor belt 9 to enter the next process.

Claims (9)

1. The utility model provides a multi-angle regulation formula 3D printer base convenient to unload, including backup pad (1), its characterized in that, a plurality of stands are installed to the bottom of backup pad (1) that shows, through stand support installation, two bottom guide rails (2) are installed to the upside of backup pad (1), upper guide rail (3) are installed to the common movable of upside of two bottom guide rails (2), upper side movable mounting of upper guide rail (3) has I-shaped frame (4), print bench (5) are installed through multi-angle regulation subassembly to the upside of I-shaped frame (4); one end of the supporting plate (1) is provided with a discharging device for automatically discharging the printed product on the printing table (5).

2. The multi-angle adjusting type 3D printer base for facilitating unloading according to claim 1, wherein a first sliding seat (21) is slidably installed in each bottom guide rail (2), first screw rods are rotatably installed in each bottom guide rail (2), the first screw rods are respectively and threadedly installed with the first sliding seat (21) on the same side, one end of each first screw rod (21) on the same side is connected with a driving shaft of a first motor (23) through a driving belt assembly (22), and one end of each first screw rod (21);

The bottom of upper portion guide rail (3) respectively with two first slide (21) fixed mounting, the interior sliding of upper portion guide rail (3) is equipped with second slide (31), the middle part fixed mounting of second slide (31) and I-frame (4), upper portion guide rail (3) internal rotation is installed the second lead screw, second lead screw and second slide (31) threaded mounting, the one end and the drive shaft installation of second motor (32) of second lead screw.

3. The multi-angle adjusting type 3D printer base for facilitating unloading according to claim 1, wherein the multi-angle adjusting assembly comprises a rotary driving assembly (61) and four jacking assemblies (62), the rotary driving assembly (61) is installed in the middle of the spool (4) and is connected with the bottom center of the printing table (5), and the four jacking assemblies (62) are installed at four end positions of the spool (4) respectively;

The rotary driving assembly (61) comprises a rotating shaft (611) rotating at the center of the I-shaped frame (4), a driven gear is arranged in the middle of the rotating shaft (611) and meshed with a driving gear, the driving gear is arranged on a driving shaft of a third motor (613), the third motor (613) is fixedly arranged on the I-shaped frame (4), and the upper end of the rotating shaft (611) is connected with the bottom center of the printing table (5) through a first universal joint (612);

The four jacking components (62) comprise first electric push rods (621) rotatably connected to the end parts of the I-shaped frames (4), the telescopic ends of the first electric push rods (621) are upwards provided with second universal joints (622), sliding blocks (623) are fixed on the upper sides of the second universal joints (622), and the sliding blocks (623) are slidably mounted with annular sliding rails (63) fixed on the bottom surfaces of the printing tables (5).

4. A multi-angle adjusting type 3D printer base for facilitating unloading according to any one of claims 1 to 3, further comprising a cleaning assembly (7), wherein the cleaning assembly (7) comprises a notch long cylinder (74), a cleaning roller (75) is rotatably arranged in the notch long cylinder (74), positioning frames (73) are respectively arranged at two ends of the notch long cylinder (74), one end of each positioning frame (73) far away from the notch long cylinder (74) is respectively fixed with a swing arm (71), a fourth motor (79) is arranged at the joint of one swing arm (71) and the positioning frame (73), and the fourth motor (79) drives the cleaning roller (75) to rotate in the notch long cylinder (74);

Two swing arm (71) keep away from the one end of locating rack (73) all be fixed with axostylus axostyle (72), two axostylus axostyle (72) respectively with the side rotation installation of bottom guide rail (2), gear (76) are installed to one end of one of them axostylus axostyle (72), install second electricity push rod (78) on the top surface of backup pad (1), rack (77) are installed to the flexible end of second electricity push rod (78), rack and (77) and gear (76) meshing transmission.

5. The multi-angle adjustable 3D printer base for facilitating discharging according to claim 4, wherein the cleaning roller (75) comprises a roller shaft, the roller shaft is rotatably mounted at two ends of the notch long cylinder (74), one end of the roller shaft is mounted with a driving shaft of the fourth motor (79), and a spiral sponge brush strip is fixedly wound on the surface of the inner area part of the notch long cylinder (74) of the roller shaft.

6. The multi-angle adjustable 3D printer base for facilitating discharging according to claim 5, wherein the notch long cylinder (74) comprises a cylinder body in a half shape, circular plates are fixed at two ends of the cylinder body, and a roll shaft of the cleaning roll (75) is rotatably mounted with the circular plates.

7. The multi-angle adjusting type 3D printer base convenient to unload according to claim 1, further comprising a vertical rail installation assembly (8), wherein the vertical rail installation assembly (8) comprises a socket (81) fixed at one end of the supporting plate (1) and located on the upper surface, a jack is arranged on the top surface of the socket (81), an extrusion positioning plate (82) is slidably arranged in the jack, a bolt (83) is rotatably installed on one side of the extrusion positioning plate (82), and one end of the bolt (83) far away from the extrusion positioning plate (82) transversely penetrates through the outer side of the socket (81) and is in threaded installation with the socket (81).

8. The multi-angle adjustable 3D printer base for facilitating discharging according to claim 7, wherein the extrusion positioning plate (82) is a plate body with teeth, and the teeth are fixed on one side of the plate body away from the bolts (83).

9. The multi-angle adjusting type 3D printer base convenient for discharging according to claim 4, wherein the discharging device comprises brackets (13) symmetrically arranged on the front side and the rear side of a supporting plate (1), each bracket (13) consists of two supporting rods, the upper ends and the lower ends of the two supporting rods are respectively connected with a rotating shaft in a rotating way, and the four rotating shafts are in transmission connection through a conveying belt (9); a sixth motor (12) is arranged on the side surface of one bracket (13), and the output end of the sixth motor (12) is connected with one rotating shaft; one side of the two supports (13) close to the printing table (5) is provided with a scraper knife (10), one side of the scraper knife (10) close to the conveyor belt (9) is rotatably connected to the support rods of the two supports (13) through a rotating shaft, the side face of one support rod is provided with a fifth motor (11), and the output end of the fifth motor (11) is connected with the rotating shaft on the scraper knife (10).