CN114669364B - Ink-jet special ceramic 3D printing equipment - Google Patents

Ink-jet special ceramic 3D printing equipment Download PDF

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Publication number
CN114669364B
CN114669364B CN202210208393.XA CN202210208393A CN114669364B CN 114669364 B CN114669364 B CN 114669364B CN 202210208393 A CN202210208393 A CN 202210208393A CN 114669364 B CN114669364 B CN 114669364B
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CN
China
Prior art keywords
abrasive disc
sleeve
cylinder
top end
spray cylinder
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Application number
CN202210208393.XA
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Chinese (zh)
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CN114669364A (en
Inventor
张硕
袁祖婷
李智
寇宏超
宋旭辉
刘浩伯
陈霞
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Individual
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Individual
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/02—Crushing or disintegrating by disc mills with coaxial discs
    • B02C7/08—Crushing or disintegrating by disc mills with coaxial discs with vertical axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/11—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/11—Details
    • B02C7/12—Shape or construction of discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B1/00—Producing shaped prefabricated articles from the material
    • B28B1/001—Rapid manufacturing of 3D objects by additive depositing, agglomerating or laminating of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Abstract

The invention belongs to the technical field of 3D printing, and particularly relates to an ink-jet special ceramic 3D printing device, which comprises a printer main body and a spray head, wherein the spray head consists of a spray cylinder a and a spray cylinder b, the top end of the spray cylinder a is provided with an outer connecting pipe, an abrasive disc a and an abrasive disc b are arranged in the spray cylinder a, and two groups of runner holes are oppositely arranged on the abrasive disc a; a motor a and a motor b are arranged on the mounting frame, a rotating sleeve is arranged in the middle of the top end of the spray cylinder a in a penetrating way, a gear b is arranged at the top end of the rotating sleeve, and a gear a meshed with the gear b is arranged on a main shaft of the motor a; a rotating shaft is arranged in the rotating sleeve in a penetrating way, the top end of the rotating shaft is connected with a main shaft of the motor b, and the bottom end of the rotating shaft is provided with a spiral conveying rod; the abrasive disc a is internally provided with an installation cavity, and a heating pipe b is arranged in the installation cavity, so that the problems that the nozzle in the existing 3D printer is simple in structure and can not process particles in ink entering the nozzle, and a blocking phenomenon is easy to occur to the nozzle in the printing process are solved.

Description

Ink-jet special ceramic 3D printing equipment
Technical Field
The invention belongs to the technical field of 3D printing, and particularly relates to an ink-jet special ceramic 3D printing device.
Background
The equipment used in the 3D printing technology mainly comprises a 3D printer capable of realizing three-dimensional printing, wherein the structure of the 3D printer mainly comprises a mounting table, a printing table, nozzles arranged on the mounting table and a driving assembly capable of driving the printing table to move in multiple directions; the inkjet type 3D printing technology refers to a specific pattern or shape formed by spraying ink onto a target body laid on a printing table by using a nozzle and then solidifying, wherein the ink used in the 3D printing technology is not common ink, but is a special fluid formed by proportioning a plurality of different special powdery materials and liquids according to actual requirements.
The ink used in the 3D printing technology is formed by proportioning a plurality of groups of powders of different types and liquid, and the size of the particles of the powders is different, so that the finally proportioned ink contains some particles, and the particles in the ink entering the nozzle can not be treated due to the simple structure of the nozzle in the process of continuously spraying the ink from the nozzle, so that the nozzle is easy to be blocked in the printing process, and the normal use of the printer is affected.
Disclosure of Invention
Based on the problems mentioned in the background art, the invention provides an inkjet special ceramic 3D printing device, which is used for solving the problem that the nozzles in the existing 3D printer are easy to be blocked in the printing process because the nozzles in the nozzles are simple in structure and cannot process particles in ink entering the nozzles.
The technical scheme adopted by the invention is as follows:
the inkjet special ceramic 3D printing equipment comprises a printer main body and a spray head, wherein the printer main body comprises a mounting table, a printing table and a driving assembly capable of driving the printing table to move in three directions, namely, transversely, longitudinally and vertically, the mounting table is positioned above the printing table, the spray head is arranged on the mounting table and consists of a spray cylinder a and a spray cylinder b, the spray cylinder b is arranged at the bottom end opening part of the spray cylinder a, an outer connecting pipe is arranged at the top end of the spray cylinder a, an abrasive disc a and an abrasive disc b are arranged in the spray cylinder a, the abrasive disc b is positioned at the bottom end of the abrasive disc a, the abrasive disc a is fixedly arranged, the abrasive disc b is movably arranged, and two groups of runner holes are oppositely arranged on the abrasive disc a; the circumference of the top end of the spray cylinder a is sleeved with a clamping ring, the circumference of the clamping ring is fixedly provided with a mounting frame, a motor a and a motor b are arranged on the mounting frame, a rotating sleeve is arranged in the middle of the top end of the spray cylinder a in a penetrating manner, a gear b is arranged at the top end of the rotating sleeve, a gear a meshed with the gear b is arranged on a main shaft of the motor a, and the bottom end of the rotating sleeve penetrates through the abrasive disc a and is connected with the abrasive disc b; a rotating shaft is arranged in the rotating sleeve in a penetrating way, the top end of the rotating shaft is connected with the main shaft of the motor b, and a spiral conveying rod is arranged at the bottom end of the rotating shaft; the abrasive disc is characterized in that a mounting pipe is arranged on the periphery of the abrasive disc a, one end of the mounting pipe penetrates through the outside of the spraying cylinder a, a mounting cavity is formed in the abrasive disc a, a heating pipe b is arranged in the mounting cavity, and a connector in the heating pipe b is located in the mounting pipe.
On the basis of the technical scheme, the invention also improves the following steps:
further, the bottom end of the abrasive disc a and the top end of the abrasive disc b are conical, and grinding teeth with opposite rotation directions are respectively arranged on the conical bottom surface of the abrasive disc a and the conical top surface of the abrasive disc b; the bottom end of the grinding disc b is provided with a stirring frame, and the stirring frame is positioned above the spiral conveying rod.
Further, a spiral pressing rod is arranged on the rotating sleeve and is positioned between the top end of the abrasive disc a and the inner top end of the spray cylinder a.
Further, a heating sleeve is arranged on the outer wall of the spraying cylinder a and the outer wall of the spraying cylinder b together, and a heating pipe a is arranged in the heating sleeve; the outer wall of the heating sleeve is provided with a heat insulation layer.
Further, the bottom end of the spraying cylinder b is provided with a clamping sleeve, an annular condenser is arranged on the clamping sleeve, an annular spraying sleeve is arranged on the condenser, and the spraying sleeve winds around the periphery of a nozzle at the bottom end of the spraying cylinder b.
Further, a sealing block is arranged on the rotating sleeve, a sealing groove is formed in the top end of the spray cylinder a, and the sealing block is positioned in the sealing groove; the rotary shaft is provided with a clamping block, a clamping groove is formed in the flange at the top end of the rotary sleeve, and the clamping block is located in the clamping groove.
Further, two groups of cutting sleeves are oppositely arranged at the top end of the spray cylinder a, a protective sleeve is clamped between the two groups of cutting sleeves, and the gear a and the gear b are located in the protective sleeve.
Further, a positioning block is arranged on the outer wall of the spray cylinder a, a positioning groove is formed in the clamping ring, and the positioning block is clamped in the positioning groove.
The invention has the beneficial effects that:
through set up the takeover on the spray cylinder a top, can be with in ink introduction spray cylinder a after the takeover of setting is connected with outside ink pipe, and through set up abrasive disk a and abrasive disk b combination in spray cylinder a, when ink is in the back towards spray cylinder b after leading into spray cylinder a through the takeover, ink can flow into the gap between abrasive disk a and the abrasive disk b from the runner hole in abrasive disk a, and through the motor a drive gear a that sets up rotation again after gear b meshing transmission, drive the cover of turning realize rotating, and then drive abrasive disk b and rotate in abrasive disk a bottom, thereby can realize grinding the granule in the ink that gets into the gap between abrasive disk a and the abrasive disk b and refine, can effectually reduce the spout of shower nozzle by the risk that the granule in the ink was blocked up.
Through setting up the installation cavity in abrasive disc a inside, but the installation intracavity is filled heating medium, and still through setting up heating pipe b at the installation intracavity, the heating pipe of setting up can heat the heating medium of packing in the installation intracavity, makes abrasive disc a can realize rising temperature, and after abrasive disc a rising temperature, can heat the ink that has solidified in the gap of remaining between abrasive disc a and abrasive disc b and make it melt and flow to can be convenient for clear up the ink that solidifies in the gap between abrasive disc a and abrasive disc b.
Drawings
The invention can be further illustrated by means of non-limiting examples given in the accompanying drawings;
FIG. 1 is a perspective view of an inkjet-type special ceramic 3D printing apparatus of the present invention;
FIG. 2 is an exploded view of an inkjet-type special ceramic 3D printing apparatus according to the present invention;
FIG. 3 is a cross-sectional view of an inkjet-type special ceramic 3D printing apparatus according to the present invention;
FIG. 4 is a cross-sectional view of a portion of the components of an inkjet-type specialty ceramic 3D printing apparatus of the present invention;
FIG. 5 is a cross-sectional view of a portion of the components of an inkjet-type specialty ceramic 3D printing apparatus of the present invention;
FIG. 6 is a cross-sectional view of a portion of the components of an inkjet-type specialty ceramic 3D printing apparatus of the present invention;
FIG. 7 is an exploded view of some of the components of an inkjet-type specialty ceramic 3D printing apparatus of the present invention;
fig. 8 is an enlarged view of area a in fig. 6.
The main reference numerals are as follows:
1. a spray cylinder a; 2. a spray cylinder b; 3. a clamping sleeve; 4. a screw conveyor rod; 5. a mounting frame; 51. a clasp; 52. a positioning groove; 53. a positioning block; 6. a motor a; 7. a motor b; 8. a thermal insulation layer; 9. an outer connecting pipe; 10. a protective sleeve; 11. a gear a; 12. a gear b; 13. a screw press rod; 14. a heating jacket; 15. heating the pipe a; 16. an abrasive disc a; 17. heating the pipe b; 18. an abrasive disc b; 19. a rotating sleeve; 20. a rotating shaft; 21. a stirring rack; 23. a condenser; 24. spraying the sleeve; 25. a flow passage hole; 26. a mounting cavity; 27. installing a pipe; 28. grinding teeth; 29. a sealing block; 30. sealing grooves; 31. a clamping block; 32. a clamping groove; 33. a card sleeve.
Detailed Description
In order that those skilled in the art will better understand the present invention, the following technical scheme of the present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1 to 8, an inkjet special ceramic 3D printing device comprises a printer main body and a spray head, wherein the printer main body comprises an installation table, a printing table and a driving assembly capable of driving the printing table to move in three directions, namely, the transverse direction, the longitudinal direction and the vertical direction, the installation table is positioned above the printing table, the spray head is arranged on the installation table, the spray head can be positioned above the printing table by arranging the spray head on the installation table, and the printing table can be driven by the driving assembly in the printer main body, so that the printing table can move transversely, longitudinally and vertically, the position between the printing table and the spray head can be adjusted, and the spray head can be caused to print a complete part on the printing table;
the spray head consists of a spray cylinder a1 and a spray cylinder b2, the spray cylinder b2 is arranged at the bottom end opening part of the spray cylinder a1, and the spray head is formed by combining the spray cylinder a1 and the spray cylinder b2, so that a detachable structure is formed, and when the inside of the spray head is required to be maintained in the later period, the spray head can be disassembled so as to clean printing raw material residues in the spray head;
the top end of the spray cylinder a1 is provided with an outer connecting pipe 9, and the outer connecting pipe 9 can be connected with an external ink pipe through the arrangement of the outer connecting pipe 9, so that ink can be conveniently introduced into a spray head; the abrasive disc a16 and the abrasive disc b18 are arranged in the spray cylinder a1, the abrasive disc b18 is positioned at the bottom end of the abrasive disc a16, the abrasive disc a16 is fixedly arranged, the particles in the ink entering the spray nozzle can be grinded and thinned through the combined arrangement of the arranged abrasive disc a16 and the abrasive disc b18, and the abrasive disc a16 is fixedly arranged in the spray cylinder a1, so that the abrasive disc a16 can be prevented from rotating when the particles in the ink are grinded; the abrasive disc b18 is movably arranged in the spray cylinder a1, namely the abrasive disc b18 can rotate in the spray cylinder a1, so that the abrasive disc a16 and the abrasive disc b18 can realize relative movement; two groups of runner holes 25 are oppositely arranged on the abrasive disc a16, and the ink entering the spray cylinder a1 can smoothly flow into a gap between the abrasive disc a16 and the abrasive disc b18 through the arrangement of the runner holes 25;
the circumference of the top end of the spray cylinder a1 is sleeved with a clamping ring 51, the circumference of the clamping ring 51 is fixedly provided with a mounting frame 5, and the mounting frame 5 can be mounted on a mounting table in the printer main body, so that the invention can be mounted on the mounting table of the printer main body; the installation frame 5 is provided with a motor a6 and a motor b7, the middle part of the top end of the spray cylinder a1 is provided with a rotating sleeve 19 in a penetrating way, the top end of the rotating sleeve 19 is provided with a gear b12, a main shaft of the motor a6 is provided with a gear a11 meshed with the gear b12, the gear a11 can be driven to rotate through the arranged motor a6, and the gear a11 can be driven to rotate after being meshed and transmitted with the gear b12 arranged at the top end of the rotating sleeve 19; the bottom end of the rotating sleeve 19 penetrates through the abrasive disc a16 and is connected with the abrasive disc b18, so that the rotating sleeve 19 and the abrasive disc b18 are assembled together, the abrasive disc b18 can be driven to rotate at the bottom end of the abrasive disc a16 when the rotating sleeve 19 rotates, and particles in ink flowing into gaps between the abrasive disc b18 and the abrasive disc a16 can be ground when the abrasive disc b18 rotates at the bottom end of the abrasive disc a16, further refinement of the particles in the ink can be realized, and the phenomenon that the nozzle is blocked by the particles in the ink when the ink is sprayed out from the nozzle at the bottom end of the spray cylinder b2 is avoided;
a rotating shaft 20 is penetrated in the rotating sleeve 19, the top end of the rotating shaft 20 is connected with a main shaft of the motor b7, so that the rotating shaft 20 and the motor b7 are assembled together, and the rotating shaft 20 can be driven to rotate through the arranged motor b 7; the bottom end of the rotating shaft 20 is provided with the spiral conveying rod 4, and the spiral conveying rod 4 is arranged at the bottom end of the rotating shaft 20 so as to be assembled together, so that the rotating shaft 20 can drive the spiral conveying rod 4 to rotate in the spraying cylinder b2 during rotation, and the ink flowing into the spraying cylinder b2 after being ground and thinned by the grinding disc a16 and the grinding disc b18 can be extruded and conveyed, and the ink is sprayed out from a nozzle at the bottom end of the spraying cylinder b 2;
the circumference of the grinding disc a16 is provided with a mounting tube 27, one end of the mounting tube 27 penetrates out of the spray cylinder a1, a mounting cavity 26 is formed in the grinding disc a16, and a heating medium can be filled in the mounting cavity 26 by arranging the mounting cavity 26 in the grinding disc a 16; the heating pipe b17 is further arranged in the installation cavity 26, the connector in the heating pipe b17 is located in the installation tube 27, the heating pipe b17 can heat and raise the temperature of the heating medium in the installation cavity 26 after being started, when the heating medium in the installation cavity 26 is heated, the whole temperature of the abrasive disc a16 can be raised, after the temperature of the abrasive disc a16 is raised, solidified ink which is not cleaned after the last printing is finished and remains in a gap between the abrasive disc a16 and the abrasive disc b18 can be heated, and the solidified ink is heated and melted and flows out of the gap between the abrasive disc a16 and the abrasive disc b18, so that the solidified ink in the gap between the abrasive disc a16 and the abrasive disc b18 after the last printing is conveniently cleaned.
Referring to fig. 3 and 7, the bottom end of the abrasive disc a16 and the top end of the abrasive disc b18 are conical, and by arranging the bottom end of the abrasive disc a16 and the top end of the abrasive disc b18 to be conical, the bottom surface of the abrasive disc a16 and the top surface of the abrasive disc b18 can be better matched together, and the conical surface is also arranged to be more convenient for discharging ink in a gap between the abrasive disc a16 and the abrasive disc b 18; the conical bottom surface of the abrasive disc a16 and the conical top surface of the abrasive disc b18 are respectively provided with the grinding teeth 28 with opposite rotation directions, and the friction between the bottom surface of the abrasive disc a16 and the top surface of the abrasive disc b18 can be increased through the grinding teeth 28, so that the grinding effect on particles in ink flowing into the space between the bottom surface of the abrasive disc a16 and the top surface of the abrasive disc b18 can be effectively improved; the stirring frame 21 is arranged at the bottom end of the grinding disc b18, and the stirring frame 21 is arranged above the spiral conveying rod 4, so that the stirring frame 21 and the grinding disc b18 are assembled together by arranging the stirring frame 21 at the bottom end of the grinding disc b18, the stirring frame 21 can be driven to rotate when the grinding disc b18 rotates, and then the ink flowing into the spraying cylinder b2 after the grinding treatment of the grinding disc a16 and the grinding disc b18 can be stirred, so that the ink is further mixed, and the mixing effect of the ink can be effectively improved.
Referring to fig. 3, a spiral pressing rod 13 is arranged on the rotating sleeve 19, and the spiral pressing rod 13 is positioned between the top end of the abrasive disc a16 and the inner top end of the spray cylinder a 1; through setting up the screw depression bar 13 on rotating sleeve 19 for when rotating sleeve 19 rotates and drives abrasive disc b18 and rotate, can drive screw depression bar 13 at the same time and spout a1 internal rotation, and then can play the effect of suppressing the transport to the ink that is in abrasive disc a16 top, thereby make the ink of abrasive disc a16 top more smooth and easy through runner hole 25 enter into the gap between abrasive disc a16 and the abrasive disc b18 and grind.
Referring to fig. 3, a heating sleeve 14 is arranged on the outer wall of the spraying cylinder a1 and the outer wall of the spraying cylinder b2 together, and a heating pipe a15 is arranged in the heating sleeve 14; through the heating sleeve 14, the heating sleeve 14 can be filled with heating medium, the heating medium can be heated through the heating pipe a15, so that the heating medium is promoted to be heated, the ink in the spraying cylinder a1 and the spraying cylinder b2 is insulated, and the ink is prevented from being solidified in the spray head; the outer wall of the heating sleeve 14 is provided with the heat insulation layer 8, and the arranged heat insulation layer 8 can realize the heat insulation effect and avoid scalding when the hand is mistakenly held on the heating sleeve 14.
Referring to fig. 3, a clamping sleeve 3 is arranged at the bottom end of the spraying cylinder b2, an annular condenser 23 is arranged on the clamping sleeve 3, an annular spraying sleeve 24 is arranged on the condenser 23, the spraying sleeve 24 surrounds the periphery of a nozzle at the bottom end of the spraying cylinder b2, cold air can be manufactured through the arranged condenser 23, and after the cold air generated by the condenser 23 is sprayed out from the spraying sleeve 24, the effect of condensing ink sprayed out from the nozzle at the bottom end of the spraying cylinder b2 can be achieved, so that the curing efficiency of the sprayed ink can be effectively improved.
Referring to fig. 2, a sealing block 29 is arranged on the rotating sleeve 19, a sealing groove 30 is arranged at the top end of the spray cylinder a1, and the sealing block 29 is positioned in the sealing groove 30; the arranged sealing groove 30 can be filled with grease, the sealing block 29 is buckled in the sealing groove 30 filled with grease, and a gap at the joint of the rotating sleeve 19 and the spray cylinder a1 can be sealed, so that air is prevented from entering the spray cylinder a 1; the clamping block 31 is arranged on the rotating shaft 20, the clamping groove 32 is formed in the flange at the top end of the rotating sleeve 19, the clamping block 31 is located in the clamping groove 32, grease can be filled in the clamping groove 32, the clamping block 31 is buckled in the clamping groove 32 filled with the grease, a gap at the joint of the rotating sleeve 19 and the rotating shaft 20 can be closed, and air is prevented from entering the spray cylinder a 1.
Referring to fig. 1 and 2, two sets of cutting sleeves 33 are oppositely arranged at the top end of the spray cylinder a1, a protecting sleeve 10 is clamped between the two sets of cutting sleeves 33, a gear a11 and a gear b12 are positioned in the protecting sleeve 10, and the gear a11 and the gear b12 are covered by the protecting sleeve 10, so that the meshing parts of the gear a11 and the gear b12 are prevented from being exposed to the outside, and the protecting effect can be achieved.
Referring to fig. 2, a positioning block 53 is disposed on an outer wall of the spray cylinder a1, a positioning groove 52 is disposed on the snap ring 51, the positioning block 53 is clamped in the positioning groove 52, and the combination of the disposed positioning block 53 and the positioning groove 52 can limit the spray cylinder a1, so as to avoid rotation after the spray cylinder a1 is clamped on the snap ring 51.
When the ink jet printer is used, the mounting frame 5 is arranged on the mounting table of the printer main body, the external connection pipe 9 is connected with an external ink pipe, so that ink can be introduced into the jet cylinder a1, after the ink is introduced into the jet cylinder a1, the motor a6 is started to drive the gear a11 to rotate and then to drive the rotating sleeve 19 to rotate after being meshed with the gear b12, the grinding disc b18 can be driven to rotate at the bottom end of the grinding disc a16, the spiral pressing rod 13 can be driven to rotate while the rotating sleeve 19 rotates, the ink above the grinding disc a16 can be pressed downwards when the spiral pressing rod 13 rotates, so that the ink above the grinding disc a16 is conveyed into a gap between the grinding disc a16 and the grinding disc b18 through the runner hole 25, and particles in the ink flowing into the gap between the grinding disc a16 and the grinding disc b18 can be ground when the grinding disc b18 rotates;
the ink after grinding and refining flows out from the gap between the grinding wheel a16 and the grinding wheel b18 to the lower part of the grinding wheel b18, and when the grinding wheel b18 rotates, the stirring frame 21 arranged at the bottom end of the grinding wheel b18 can be driven to rotate, so that the ink which falls above the spiral conveying rod 4 after grinding and refining can be stirred, the ink after grinding and refining is fully mixed again, and the mixing effect of the ink is improved; when the motor a6 is started, the motor b7 is also started, the motor b7 drives the rotating shaft 20 to rotate, and when the rotating shaft 20 rotates, the spiral conveying rod 4 can be driven to rotate in the spraying cylinder b2, so that the ink in the spraying cylinder b2 is sprayed out from a nozzle at the bottom end of the spraying cylinder b2, and the sprayed ink is grinded and thinned before entering the spraying cylinder b2, so that the phenomenon that the nozzle is blocked by particles in the ink when the ink is sprayed out from the nozzle at the bottom end of the spraying cylinder b2 can be effectively avoided; after the ink is sprayed out from the nozzle at the bottom end of the spraying cylinder b2, cold air generated by the started condenser 23 is sprayed out from the spraying sleeve 24, so that the ink sprayed out from the nozzle at the bottom end of the spraying cylinder b2 can be condensed, and the curing efficiency of the sprayed ink can be effectively improved.
The present invention has been described in detail above. The description of the specific embodiments is only intended to aid in understanding the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.

Claims (8)

1. The utility model provides an inkjet formula special ceramic 3D printing apparatus, includes printer main part and shower nozzle, and the printer main part includes mount pad, printing table and can drive the drive assembly that the printing table realized horizontal vertical three direction to remove, and the mount pad is located printing table top, and the shower nozzle sets up on the mount pad, its characterized in that: the spray head consists of a spray cylinder a (1) and a spray cylinder b (2), wherein the spray cylinder b (2) is arranged at the bottom end opening part of the spray cylinder a (1), an outer connecting pipe (9) is arranged at the top end of the spray cylinder a (1), an abrasive disc a (16) and an abrasive disc b (18) are arranged in the spray cylinder a (1), the abrasive disc b (18) is positioned at the bottom end of the abrasive disc a (16), the abrasive disc a (16) is fixedly arranged, the abrasive disc b (18) is movably arranged, and two groups of runner holes (25) are oppositely arranged on the abrasive disc a (16); the spraying device is characterized in that a clamping ring (51) is sleeved on the peripheral side of the top end of the spraying cylinder a (1), a mounting frame (5) is fixedly arranged on the peripheral side of the clamping ring (51), a motor a (6) and a motor b (7) are arranged on the mounting frame (5), a rotating sleeve (19) is arranged in the middle of the top end of the spraying cylinder a (1) in a penetrating mode, a gear b (12) is arranged on the top end of the rotating sleeve (19), a gear a (11) meshed with the gear b (12) is arranged on a main shaft of the motor a (6), and the bottom end of the rotating sleeve (19) penetrates through the abrasive disc a (16) and is connected with the abrasive disc b (18); a rotating shaft (20) is arranged in the rotating sleeve (19) in a penetrating way, the top end of the rotating shaft (20) is connected with the main shaft of the motor b (7), and a spiral conveying rod (4) is arranged at the bottom end of the rotating shaft (20); the abrasive disc (16) is provided with a mounting tube (27) on the periphery, one end of the mounting tube (27) penetrates out of the spray cylinder (1), a mounting cavity (26) is formed in the abrasive disc (16), a heating tube (17) is arranged in the mounting cavity (26), and a connector in the heating tube (17) is located in the mounting tube (27).
2. The inkjet-type special ceramic 3D printing apparatus according to claim 1, wherein: the bottom end of the grinding disc a (16) and the top end of the grinding disc b (18) are conical, and grinding teeth (28) with opposite rotation directions are respectively arranged on the conical bottom surface of the grinding disc a (16) and the conical top surface of the grinding disc b (18); the bottom end of the grinding disc b (18) is provided with a stirring frame (21), and the stirring frame (21) is positioned above the spiral conveying rod (4).
3. The inkjet-type special ceramic 3D printing apparatus according to claim 1, wherein: the rotary sleeve (19) is provided with a spiral pressing rod (13), and the spiral pressing rod (13) is positioned between the top end of the abrasive disc a (16) and the inner top end of the spray cylinder a (1).
4. The inkjet-type special ceramic 3D printing apparatus according to claim 1, wherein: a heating sleeve (14) is arranged on the outer wall of the spraying cylinder a (1) and the outer wall of the spraying cylinder b (2), and a heating pipe a (15) is arranged in the heating sleeve (14); the outer wall of the heating sleeve (14) is provided with a heat insulation layer (8).
5. The inkjet-type special ceramic 3D printing apparatus according to claim 1, wherein: the novel spraying device is characterized in that a clamping sleeve (3) is arranged at the bottom end of the spraying cylinder b (2), an annular condenser (23) is arranged on the clamping sleeve (3), an annular spraying sleeve (24) is arranged on the condenser (23), and the spraying sleeve (24) surrounds the periphery of a nozzle at the bottom end of the spraying cylinder b (2).
6. The inkjet-type special ceramic 3D printing apparatus according to claim 1, wherein: a sealing block (29) is arranged on the rotating sleeve (19), a sealing groove (30) is formed in the top end of the spray cylinder a (1), and the sealing block (29) is positioned in the sealing groove (30); the rotating shaft (20) is provided with a clamping block (31), a clamping groove (32) is formed in the flange at the top end of the rotating sleeve (19), and the clamping block (31) is located in the clamping groove (32).
7. The inkjet-type special ceramic 3D printing apparatus according to claim 1, wherein: two groups of cutting sleeves (33) are oppositely arranged at the top end of the spray cylinder a (1), a protective sleeve (10) is clamped between the two groups of cutting sleeves (33), and the gear a (11) and the gear b (12) are positioned in the protective sleeve (10).
8. The inkjet-type special ceramic 3D printing apparatus according to claim 1, wherein: the outer wall of the spray cylinder a (1) is provided with a positioning block (53), the clamping ring (51) is provided with a positioning groove (52), and the positioning block (53) is clamped in the positioning groove (52).
CN202210208393.XA 2022-03-04 2022-03-04 Ink-jet special ceramic 3D printing equipment Active CN114669364B (en)

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CN114669364B true CN114669364B (en) 2023-08-15

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180087486A (en) * 2017-01-23 2018-08-02 전남대학교산학협력단 Three dimemsional printer for construction
CN112916090A (en) * 2021-01-29 2021-06-08 温州旺信贸易有限公司 High-quality efficient printer carbon dust grinds sieving mechanism
CN214445622U (en) * 2020-12-31 2021-10-22 昆山乐升精密机械有限公司 Spray gun assembly of sand blasting machine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180087486A (en) * 2017-01-23 2018-08-02 전남대학교산학협력단 Three dimemsional printer for construction
CN214445622U (en) * 2020-12-31 2021-10-22 昆山乐升精密机械有限公司 Spray gun assembly of sand blasting machine
CN112916090A (en) * 2021-01-29 2021-06-08 温州旺信贸易有限公司 High-quality efficient printer carbon dust grinds sieving mechanism

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