CN111015893A

CN111015893A - 3D clay printer

Info

Publication number: CN111015893A
Application number: CN201911384549.4A
Authority: CN
Inventors: 余欢; 陈建波; 范燕雯
Original assignee: Foshan Dingke Technology Development Co Ltd
Current assignee: Foshan Guangke Industrial Technology Research Institute Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-04-17
Anticipated expiration: 2039-12-28
Also published as: CN111015893B

Abstract

The invention belongs to the technical field of printers, and particularly relates to a 3D clay printer which comprises a printing rack with a rectangular frame, wherein a clay printing head is arranged inside the printing rack, a horizontal driving mechanism for driving the clay printing head to move in the horizontal direction is arranged at the top of the inner side of the printing rack, and a printing platform is arranged below the clay printing head; through setting up the earthenware clay nozzle of compriseing a plurality of nozzle gleitbretters, it is together rotated to pass through the connecting rod by adjusting the ring gear and drive the nozzle gleitbretter, adjust the position of nozzle gleitbretter, change the space of enclosing between the nozzle gleitbretter, adjust the ring gear and adjust by motor drive, thereby the bore size of control earthenware clay nozzle that can be nimble, when printing the earthenware, then can be according to the diameter that the nimble control of the thickness of earthenware was told out the pottery silk, thereby can be quick print the earthenware, and the time is saved, and the work efficiency is improved.

Description

3D clay printer

Technical Field

The invention belongs to the technical field of printers, and particularly relates to a 3D clay printer.

Background

A three-dimensional printer is a process for rapid prototyping, a three-dimensional model is manufactured layer by layer in a layer-by-layer stacking mode, the operation process of the three-dimensional printer is similar to that of a traditional printer, except that the traditional printer prints ink on paper to form a two-dimensional plane drawing, the three-dimensional printer realizes layer-by-layer stacking and superposition of liquid photosensitive resin materials, molten plastic wires, gypsum powder and other materials by spraying a binder or extruding and the like to form a three-dimensional entity, and rapid prototyping is a digital prototyping technology based on a discrete stacking and forming idea; the method is the technical integration of CAD, numerical control technology, laser technology and material science and engineering. The design concept can be automatically and quickly materialized into a prototype with a certain structure and function or directly manufactured parts, so that the product design can be quickly evaluated and modified to respond to market demands and improve the competitive power of enterprises.

Along with the rapid development of modern industrialization, many special-shaped structure parts, though can't be processed through traditional processing technology, but can be simply swift process out through 3D printing technique, also born the 3D printer that is used for the clay to print at present, but at present to the 3D printer of clay, the bore of printing the shower nozzle can not be adjusted, when printing the ceramic, can only adopt the nozzle of same diameter, spit out the clay silk and pile up the ceramic that will print, but the ceramic is in different positions, the wall thickness is inconsistent, when some precision need not be very high, and when the position that the thickness is thicker adopts thinner nozzle spraying ceramic, then print the speed too slow to reduce the speed of printing the ceramic.

Disclosure of Invention

To solve the problems set forth in the background art described above. The invention provides a 3D clay printer which is provided with a nozzle with a variable diameter, and has the characteristics that the diameter of clay wires is changed according to the amount of clay required by an object aiming at the object to be printed, and the printing speed is accelerated.

In order to achieve the purpose, the invention provides the following technical scheme: A3D clay printer comprises a printing rack of a rectangular frame, a clay printing head is arranged inside the printing rack, a horizontal driving mechanism for driving the clay printing head to move in the horizontal direction is arranged at the top of the inner side of the printing rack, a printing platform is arranged below the clay printing head, a vertical driving mechanism for driving the printing platform to move up and down is arranged on the inner side of the printing rack, the output end of the vertical driving mechanism is fixedly connected with the printing platform, the vertical driving mechanism is fixedly connected with the printing rack, a clay pipe is fixedly connected to the rear side of the top of the printing rack, an air cylinder is fixedly connected to the input end of the clay pipe and is hermetically connected with an external air source, a clay feeding pipe is fixedly connected to the output end of the clay pipe, and the other end of the clay feeding pipe is hermetically arranged at the top of the clay printing head, the clay printing head output end is provided with a clay nozzle, the clay nozzle is composed of a plurality of nozzle sliding sheets which slide mutually, the top of the nozzle sliding sheets is provided with a sliding sheet sliding table, the sliding sheet sliding table is fixedly connected with the clay printing head, the outer part of the sliding sheet sliding table is sleeved with an adjusting gear ring, the adjusting gear ring is slidably connected with the sliding sheet sliding table, the sliding sheet sliding table is provided with a contraction sliding chute corresponding to the number of the nozzle sliding sheets, the top of the adjusting gear ring is fixedly provided with a rotating shaft corresponding to the number of the nozzle sliding sheets, the top of the nozzle sliding sheet is fixedly provided with the rotating shaft, a connecting rod is arranged between the adjusting gear ring and the nozzle sliding sheet, the two ends of the connecting rod are respectively rotatably connected with the two rotating shafts, the nozzle sliding sheet is linked with the adjusting gear ring through the connecting rod, and the outer side wall of the clay printing head is provided with a nozzle, the nozzle diameter driving motor is electrically connected with an external power supply.

Preferably, the output end of the nozzle diameter driving motor is in transmission connection with a speed reducer, the speed reducer is fixed to the outer wall of the clay printing head in a threaded mode, and the nozzle diameter driving motor is fixed to the clay printing head in a threaded mode.

Preferably, the output end of the speed reducer is in transmission connection with a transmission gear, and the transmission gear penetrates through the clay printing head and is in meshing transmission with the adjusting gear ring.

Preferably, the outer side wall of the adjusting gear ring is provided with a tooth groove, and the adjusting gear ring and the transmission gear are in meshing transmission through the tooth groove.

Preferably, the nozzle sliding pieces are arc-shaped plates, every two adjacent nozzle sliding pieces are stacked, and every two adjacent nozzle sliding pieces slide mutually.

Preferably, the number of the nozzle sliding pieces is eight, and the eight nozzle sliding pieces are distributed around the rotation center of the adjusting gear ring in a centrosymmetric manner.

Preferably, the clay pipe is a transparent glass pipe or a transparent plastic pipe, and scale marks are arranged on the outer side wall of the clay pipe.

Preferably, a piston is arranged inside the clay pipe, slides inside the clay pipe and is attached to the inner wall of the clay pipe.

Preferably, the outer wall of the clay pipe is provided with a feed pipe, the feed pipe penetrates through the clay pipe, and the feed pipe is provided with a switch valve.

Preferably, the level is lead screw slip table mechanism to actuating mechanism, vertical to actuating mechanism, the front side of printer frame has set firmly the controller, the level to actuating mechanism, vertical to actuating mechanism, shower nozzle diameter driving motor all with controller electric connection.

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

according to the invention, the clay nozzle consisting of the plurality of nozzle sliding pieces is arranged, wherein the working principle of the nozzle sliding pieces forming the clay nozzle is the same as that of a light shielding plate of a camera shutter, the nozzle sliding pieces are driven by the adjusting gear ring through the connecting rod to rotate together to adjust the positions of the nozzle sliding pieces, the gap enclosed between the nozzle sliding pieces is changed, and the adjusting gear ring is driven by the motor to be adjusted, so that the caliber size of the clay nozzle can be flexibly controlled, when the ceramic artwork is printed, the diameter of ceramic wires can be flexibly controlled according to the thickness of the ceramic artwork, the ceramic artwork can be rapidly printed, the time is saved, and the working efficiency is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

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

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

FIG. 3 is a schematic structural view of a clay print head according to the present invention;

FIG. 4 is a schematic view of an extended structure of a nozzle slide of the present invention;

FIG. 5 is a schematic view of a contraction structure of a nozzle slide according to the present invention.

In the figure: 1. a printer frame; 11. a controller; 2. a clay printing head; 21. a clay nozzle; 211. a nozzle slide sheet; 22. a nozzle diameter driving motor; 221. a speed reducer; 222. a transmission gear; 23. a sliding vane sliding table; 231. retracting the chute; 24. adjusting the gear ring; 25. a connecting rod; 26. a rotating shaft; 3. a printing platform; 4. a horizontal driving mechanism; 5. a vertical drive mechanism; 6. a cylinder; 7. a clay pipe; 71. a piston; 72. a feed pipe; 73. a ceramic mud feeding pipe.

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. 1-5, the present invention provides the following technical solutions: A3D clay printer comprises a printing rack 1 with a rectangular frame, a clay printing head 2 is arranged inside the printing rack 1, a horizontal driving mechanism 4 for driving the clay printing head 2 to move in the horizontal direction is arranged at the top of the inner side of the printing rack 1, a printing platform 3 is arranged below the clay printing head 2, a vertical driving mechanism 5 for driving the printing platform 3 to move up and down is arranged on the inner side of the printing rack 1, the printing platform 3 is fixedly connected to the output end of the vertical driving mechanism 5, the vertical driving mechanism 5 is fixedly connected with the printing rack 1, a clay pipe 7 is fixedly connected to the rear side of the top of the printing rack 1, an air cylinder 6 is fixedly connected to the input end of the clay pipe 7, the air cylinder 6 is hermetically connected with an external air source, a clay pipe 73 is fixedly connected to the output end of the clay pipe 7, and the other end of the clay pipe 73 is hermetically installed at the top of the clay, the output end of the clay printing head 2 is provided with a clay nozzle 21, the clay nozzle 21 is composed of a plurality of nozzle sliding sheets 211 which slide with each other, the top of the plurality of nozzle sliding sheets 211 is provided with a sliding sheet sliding table 23, the sliding sheet sliding table 23 is fixedly connected with the clay printing head 2, the outer part of the sliding sheet sliding table 23 is sleeved with an adjusting gear ring 24, the adjusting gear ring 24 is slidably connected with the sliding sheet sliding table 23, the sliding sheet sliding table 23 is provided with contraction sliding grooves 231 with the number corresponding to that of the nozzle sliding sheets 211, the top of the adjusting gear ring 24 is fixedly provided with rotating shafts 26 with the number corresponding to that of the nozzle sliding sheets 211, the top of the nozzle sliding sheet 211 is fixedly provided with a rotating shaft 26, a connecting rod 25 is arranged between the adjusting gear ring 24 and the nozzle sliding sheet 211, the two ends of the connecting rod 25 are respectively rotatably connected with the two rotating shafts 26, the nozzle sliding sheet 211 is linked with, the nozzle diameter driving motor 22 is electrically connected to an external power source.

In this embodiment, the clay print head 2 output end is provided with a clay nozzle 21, the clay nozzle 21 is composed of a plurality of nozzle sliding vanes 211 sliding with each other, top portions of the plurality of nozzle sliding vanes 211 are provided with sliding vane sliding tables 23, the sliding vane sliding tables 23 are fixedly connected with the clay print head 2, an adjusting gear ring 24 is sleeved outside the sliding vane sliding tables 23, the adjusting gear ring 24 is slidably connected with the sliding vane sliding tables 23, the sliding vane sliding tables 23 are provided with contracting sliding grooves 231 corresponding to the number of the nozzle sliding vanes 211, top portions of the adjusting gear ring 24 are fixedly provided with rotating shafts 26 corresponding to the number of the nozzle sliding vanes 211, top portions of the nozzle sliding vanes 211 are fixedly provided with rotating shafts 26, a connecting rod 25 is arranged between the adjusting gear ring 24 and the nozzle sliding vanes 211, two ends of the connecting rod 25 are respectively rotatably connected with the two rotating shafts 26, the nozzle sliding vanes 211 are linked with the adjusting gear ring 24 through the connecting, wherein the nozzle gleitbretter 211 theory of operation that constitutes the pottery mud nozzle 21 is unanimous with the light screen of camera shutter, drive nozzle gleitbretter 211 together to rotate through connecting rod 25 by adjusting ring gear 24, adjust the position of nozzle gleitbretter 211, change the space of enclosing between the nozzle gleitbretter 211, adjust ring gear 24 and drive by shower nozzle diameter driving motor 22, adjust, thereby the bore size of control pottery mud nozzle 21 that can be nimble, when printing the pottery, then can be according to the thickness of pottery and art the diameter of ceramic silk is told out in nimble control, thereby can be quick print the pottery and art, save time, and the work efficiency is improved.

Specifically, the output end of the nozzle diameter driving motor 22 is in transmission connection with a speed reducer 221, the speed reducer 221 is in threaded connection and fixed on the outer wall of the clay printing head 2, the nozzle diameter driving motor 22 is in threaded connection with the clay printing head 2, the output end of the speed reducer 221 is in transmission connection with a transmission gear 222, the transmission gear 222 penetrates through the clay printing head 2 and is in meshing transmission with an adjusting gear ring 24, a tooth groove is formed in the outer side wall of the adjusting gear ring 24, the adjusting gear ring 24 and the transmission gear 222 are in meshing transmission through the tooth groove, the nozzle sliding pieces 211 are arc-shaped plates, two adjacent nozzle sliding pieces 211 are stacked mutually, two adjacent nozzle sliding pieces 211 slide mutually slide, the number of the nozzle sliding pieces 211 is eight, the eight nozzle sliding pieces 211 are distributed in central symmetry around the rotation center of the adjusting gear ring 24, wherein the working principle of the nozzle sliding pieces 211 forming the clay nozzle 21, adjust the position of nozzle gleitbretter 211, change the space that encloses between the nozzle gleitbretter 211, adjust ring gear 24 and be driven by shower nozzle diameter driving motor 22, adjust to the bore size of control clay nozzle 21 that can be nimble, when printing the ceramic art, then can come nimble control according to the thickness of ceramic art and tell the diameter of pottery silk, thereby can be quick print the ceramic art, save time, improve work efficiency.

Specifically, the clay pipe 7 is a transparent glass pipe or a transparent plastic pipe, and scale marks are arranged on the outer side wall of the clay pipe 7, so that the amount of clay in the clay pipe 7 can be observed conveniently.

Specifically, the piston 71 is arranged in the clay pipe 7, the piston 71 slides in the clay pipe 7 and is attached to the inner wall of the clay pipe 7, the piston 71 is controlled to move by inflating or sucking air into the clay pipe 7 through the air cylinder 6, and the clay is extruded to provide clay for the clay printing head 2.

Specifically, the feed pipe 72 has been seted up to the outer wall of clay pipe 7, and the feed pipe 72 link up clay pipe 7, is equipped with the ooff valve on the feed pipe 72, and through setting up the feed pipe 72, after the clay of clay pipe 7 runs out, can fill the clay to clay pipe 7 through the feed pipe 72.

Specifically, the level is lead screw slip table mechanism to actuating mechanism 4, vertical to actuating mechanism 5, and the front side of printer frame 1 has set firmly controller 11, and the level is all with controller 11 electric connection to actuating mechanism 4, vertical to actuating mechanism 5, shower nozzle diameter driving motor 22, controls the motion of ceramic clay printer head 2 in X/Y/Z axle direction through the level to actuating mechanism 4, vertical to actuating mechanism 5.

The working principle and the using process of the invention are as follows: after the invention is installed, the movement of the clay printing head 2 in the X/Y/Z axis direction is controlled by the horizontal driving mechanism 4 and the vertical driving mechanism 5, and by arranging the clay nozzle 21 consisting of a plurality of nozzle sliding sheets 211, wherein the working principle of the nozzle sliding blade 211 forming the clay nozzle 21 is consistent with the shading plate of the camera shutter, the position of the nozzle sliding blade 211 is adjusted by driving the nozzle sliding blade 211 to rotate together through the adjusting gear ring 24 by the connecting rod 25, the gap enclosed between the nozzle sliding blades 211 is changed, the adjusting gear ring 24 is driven by the nozzle diameter driving motor 22 to be adjusted, thereby being capable of flexibly controlling the caliber of the clay nozzle 21, and when the ceramic artwork is printed, the diameter of the ceramic filament can be flexibly controlled according to the thickness of the ceramic artwork, so that the ceramic artwork can be rapidly printed, the time is saved, and the working efficiency is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a 3D clay printer which characterized in that: the ceramic clay printing machine comprises a printing rack (1) with a rectangular frame, wherein a ceramic clay printing head (2) is arranged inside the printing rack (1), the top of the inner side of the printing rack (1) is provided with a driving mechanism, the ceramic clay printing head (2) moves in the horizontal direction, a printing platform (3) is arranged below the ceramic clay printing head (2), the inner side of the printing rack (1) is provided with a vertical driving mechanism (5) used for driving the printing platform (3) to move up and down, the output end of the vertical driving mechanism (5) is fixedly connected with the printing platform (3), the vertical driving mechanism (5) is fixedly connected with the printing rack (1), the rear side of the top of the printing rack (1) is fixedly connected with a ceramic clay pipe (7), and the input end of the ceramic clay pipe (7) is fixedly connected with an air cylinder (6), the utility model discloses a ceramic clay printing machine, including cylinder (6) and outside air supply sealing connection, the output fixedly connected with pottery mud feed pipe (73) of pottery mud pipe (7), the other end sealing installation of pottery mud feed pipe (73) is in the top of pottery mud printing head (2), pottery mud printing head (2) output is equipped with pottery mud nozzle (21), pottery mud nozzle (21) comprises a plurality of nozzle gleitbretter (211) that slide each other, a plurality of the top of nozzle gleitbretter (211) is equipped with gleitbretter slide bench (23), gleitbretter slide bench (23) with pottery mud printing head (2) fixed connection, the outside cover of gleitbretter slide bench (23) is equipped with adjusts ring gear (24), adjust ring gear (24) with gleitbretter slide bench (23) sliding connection, set up on gleitbretter slide bench (23) with shrink spout (231) that nozzle gleitbretter (211) quantity corresponds, adjust the top fixed mounting of ring gear (24) have with pivot (26) that nozzle gleitbretter (211) quantity corresponds, the top fixed mounting of nozzle gleitbretter (211) has pivot (26), adjust ring gear (24) with be equipped with connecting rod (25) between nozzle gleitbretter (211), the both ends of connecting rod (25) are respectively with two pivot (26) rotate and connect, pass through between nozzle gleitbretter (211) and the regulation ring gear (24) connecting rod (25) linkage, be equipped with the drive on the lateral wall of clay printer head (2) adjust ring gear (24) pivoted shower nozzle diameter driving motor (22), shower nozzle diameter driving motor (22) and external power source electric connection.

2. The 3D potty printer of claim 1, wherein: the output end transmission of shower nozzle diameter driving motor (22) is connected with speed reducer (221), speed reducer (221) spiro union is fixed on the outer wall of china clay printer head (2), shower nozzle diameter driving motor (22) with china clay printer head (2) spiro union is fixed.

3. The 3D potty printer of claim 2, wherein: the output end of the speed reducer (221) is in transmission connection with a transmission gear (222), and the transmission gear (222) penetrates through the clay printing head (2) to be in meshing transmission with the adjusting gear ring (24).

4. The 3D potty printer of claim 3, wherein: the outer side wall of the adjusting gear ring (24) is provided with a tooth groove, and the adjusting gear ring (24) and the transmission gear (222) are in meshing transmission through the tooth groove.

5. The 3D potty printer of claim 1, wherein: the nozzle sliding sheet (211) is an arc-shaped plate, the nozzle sliding sheet (211) is overlapped with each other, and the nozzle sliding sheet (211) slides with each other.

6. The 3D potty printer of claim 1, wherein: the number of the nozzle sliding pieces (211) is eight, and the nozzle sliding pieces (211) are distributed around the rotation center of the adjusting gear ring (24) in a centrosymmetric mode.

7. The 3D potty printer of claim 1, wherein: the clay pipe (7) is a transparent glass pipe or a transparent plastic pipe, and scale marks are arranged on the outer side wall of the clay pipe (7).

8. The 3D potty printer of claim 1, wherein: a piston (71) is arranged inside the clay pipe (7), and the piston (71) slides inside the clay pipe (7) and is attached to the inner wall of the clay pipe (7).

9. The 3D potty printer of claim 1, wherein: the ceramic mud pipe is characterized in that a feeding pipe (72) is arranged on the outer wall of the ceramic mud pipe (7), the feeding pipe (72) penetrates through the ceramic mud pipe (7), and a switch valve is arranged on the feeding pipe (72).

10. The 3D potty printer of claim 1, wherein: the level is lead screw slip table mechanism to actuating mechanism (4), vertical to actuating mechanism (5), the front side of print frame (1) has set firmly controller (11), the level to actuating mechanism (4), vertical to actuating mechanism (5), shower nozzle diameter driving motor (22) all with controller (11) electric connection.