CN116198122B - 3D print platform and 3D printer - Google Patents
3D print platform and 3D printer Download PDFInfo
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- CN116198122B CN116198122B CN202310354713.7A CN202310354713A CN116198122B CN 116198122 B CN116198122 B CN 116198122B CN 202310354713 A CN202310354713 A CN 202310354713A CN 116198122 B CN116198122 B CN 116198122B
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- 238000010146 3D printing Methods 0.000 claims abstract description 35
- 230000001360 synchronised effect Effects 0.000 claims abstract description 31
- 238000007599 discharging Methods 0.000 claims description 30
- 238000003825 pressing Methods 0.000 claims description 22
- 238000004146 energy storage Methods 0.000 claims description 17
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 238000007639 printing Methods 0.000 abstract description 33
- 239000000463 material Substances 0.000 abstract description 17
- 239000012768 molten material Substances 0.000 abstract description 3
- 230000001154 acute effect Effects 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/245—Platforms or substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/379—Handling of additively manufactured objects, e.g. using robots
-
- 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
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Robotics (AREA)
Abstract
The invention relates to the technical field of 3D printing, in particular to a 3D printing platform and a 3D printer, which comprise a horizontal platform and an elastic porous plate arranged on the horizontal platform, and further comprise: the adhesion through holes are uniformly and densely distributed in the middle of the elastic porous plate, and penetrate through the elastic porous plate. According to the invention, the 3D printing model is borne by the elastic porous plate, and when the 3D printing material is piled on the surface of the elastic porous plate, a part of molten material flows into the adhesion through holes, so that the adhesion force between the model and the elastic porous plate is improved, the model is prevented from falling off or edge tilting, after printing is finished, the synchronous moving plate can move upwards, the through hole ejector rods arranged on the synchronous moving plate rapidly penetrate through the guide through holes in the horizontal platform and extend out of the adhesion through holes, and therefore, the 3D printing model is lifted up and down from the elastic porous plate through the densely arranged through hole ejector rods, the material taking of the model is finished, the overall stress of the model is more uniform, and the convenience and quality of printing are improved.
Description
Technical Field
The invention relates to the technical field of 3D printing, in particular to a 3D printing platform and a 3D printer.
Background
In 3D printing, the most widely used 3D printer of FDM type, it is processed the model through heating melting deposition with thermoplastic material in the shower nozzle, because this kind of 3D printing's characteristic and in order to guarantee the steadiness of model in the printing process, the bottom generally all adheres to print the platform, when this leads to printing to finish needs to take off the printing model, the model adhesion is on print platform, be difficult to take off, often need use instrument such as spiller to take off it, take the model comparatively troublesome and have certain potential safety hazard.
Patent application number CN201720559205.2 discloses a 3D printing platform and a 3D printer. The 3D printing platform comprises a support flat plate and a magnetic rubber plate; the edge of the supporting flat plate is provided with a notch; the magnetic rubber plate can be magnetically adsorbed on the upper surface of the support flat plate and covers the notch, and can be elastically deformed to be separated from the support flat plate; the upper surface of magnetic rubber board is provided with the adhesion coating, 3D printer, including 3D print platform, the 3D print platform that its provided, because magnetic rubber board can separate with supporting platform, at the in-process of getting the model, need not to use instruments such as spiller, not only can guarantee user's personal safety, also can guarantee the integrality of model moreover, avoid print platform's mesa to be damaged by the spiller.
However, the adhesion between the model and the printing platform is strong, when the printing model, particularly the large-area printing model, is taken down, even if the platform can be disassembled and bent, the platform still needs to be taken down manually, the model is shoveled down by a tool, and meanwhile, the printing slender object is taken out in a bending mode, so that the printing part is easy to deform and break, the printing model cannot be taken down with a balanced force, and the model is more troublesome to take out.
Disclosure of Invention
Therefore, the invention aims to provide a 3D printing platform and a 3D printer, so as to solve the problems that the model taking is troublesome and the model is easy to damage because the current printing platform cannot provide a balanced force for taking down the printing model when taking the model.
Based on the above object, in a first aspect, the present invention provides a 3D printing platform, including a horizontal platform and an elastic porous plate disposed on the horizontal platform, further including:
the adhesion through holes are uniformly and densely distributed in the middle of the elastic porous plate, the adhesion through holes penetrate through the elastic porous plate, a magnetic backboard is arranged in the middle of the back surface of the elastic porous plate, and the elastic porous plate is attached to the upper surface of the horizontal platform through magnetic adsorption of the magnetic backboard;
the pressurizing hollow cavity is arranged in the horizontal platform, a plurality of guide through holes are uniformly and densely distributed on the upper surface of the horizontal platform, the pressurizing hollow cavity is communicated with the upper part of the horizontal platform through the guide through holes, the guide through holes are arranged in one-to-one correspondence with the adhesion through holes, and the guide through holes are communicated with the adhesion through holes when the elastic porous plate is adsorbed and attached to the upper surface of the horizontal platform;
the synchronous moving plate is embedded and slidingly arranged in the pressurizing hollow cavity, a plurality of through hole ejector rods are uniformly and densely arranged on the upper surface of the synchronous moving plate, the through hole ejector rods are arranged in one-to-one correspondence with the guide through holes and are mutually matched in size, the through hole ejector rods are nested and slidingly arranged in the corresponding guide through holes, a linkage magnet is arranged in the middle of the synchronous moving plate, an energy storage electromagnet is arranged at the bottom of the pressurizing hollow cavity, and an energy storage spring is arranged between the synchronous moving plate and the bottom surface of the pressurizing hollow cavity;
the horizontal platform comprises a horizontal platform, wherein the left end and the right end of the horizontal platform are slidably provided with limit strips, the middle of each limit strip is provided with an edge embedded groove, the left end and the right end of each elastic porous plate are embedded into the inner sides of each edge embedded groove when being adsorbed and attached to the upper surface of the horizontal platform, a translation screw sleeve is arranged in the middle of the lower part of each limit strip, the front side and the rear side of each translation screw sleeve are provided with guide sliding sleeves, the outer side of each horizontal platform is provided with a horizontal connecting frame, the middle of each horizontal connecting frame is horizontally provided with a horizontal screw rod, the front side and the rear side of each horizontal screw rod are parallelly provided with horizontal guide rods, the shaft ends of each horizontal screw rod are provided with extrusion motors, and each limit strip is connected with each horizontal screw rod through the corresponding translation screw sleeve and the horizontal guide rods in a sliding manner;
the center of horizontal platform department is provided with central gomphosis groove, the inboard gomphosis of central gomphosis groove is provided with the slip top briquetting, the top of slip top briquetting is provided with the arc roof pressure face, the back mutual contact of slip top briquetting through arc roof pressure face and elastic porous plate, the bottom of slip top briquetting is provided with the cam gomphosis groove, the center department of horizontal screw rod is provided with central cam, central cam with cam gomphosis groove each other.
Further, the top horizontal slip of elastic porous plate is provided with the horizontal shovel of unloading, the horizontal shovel bottom of unloading with the upper surface of elastic porous plate is laminated each other, the horizontal shovel of unloading with elastic porous plate is the acute angle slope setting.
Further, horizontal platform's left and right sides symmetry parallel arrangement has horizontal guide rail, horizontal guide rail's top is erect the translation and is unloaded the frame, the translation is unloaded the left and right sides of frame and all is provided with the direction spout, the translation is unloaded the frame pass through the direction spout with horizontal guide rail sliding connection, both ends all rotate around the horizontal guide rail and connect and be provided with the translation belt pulley, the axle head of translation belt pulley is provided with the translation motor, and the outer lane winding of translation belt pulley is provided with the translation traction area, the translation unloading the frame with translation traction area interconnect.
Further, the middle of the translation unloading frame is provided with a vertical connecting sleeve, the inner side of the vertical connecting sleeve is provided with a vertical connecting column in a nested sliding manner, a compression spring is arranged above the vertical connecting column, the bottom end of the vertical connecting column is connected with the horizontal unloading shovel, and the translation unloading frame drives the horizontal unloading shovel to synchronously move along the horizontal guide rail through the vertical connecting sleeve and the vertical connecting column.
Further, the horizontal discharging shovel is rotationally connected with the bottom end of the vertical connecting column, an adjusting cam is rotationally arranged in the middle of the horizontal discharging shovel, a contact roller is rotationally connected with a protruding part of the adjusting cam, and an adjusting motor is arranged at the shaft end of the adjusting cam.
Further, a vertical ejector rod is vertically arranged in the middle of the bottom surface of the synchronous moving plate, a vertical guide sleeve is arranged in the middle of the bottom of the pressurizing hollow cavity in a penetrating mode, the vertical ejector rod is nested and slidably arranged on the inner side of the vertical guide sleeve, and the synchronous moving plate is slidably connected with the vertical guide sleeve through the vertical ejector rod.
Further, the vertical lifting mechanism is arranged on the outer side of the horizontal connecting frame and mainly comprises a vertical supporting frame, a connecting lifting frame is arranged in the middle of the vertical supporting frame in a sliding mode, the connecting lifting frame is connected with the horizontal connecting frame, a lifting screw sleeve is arranged in the middle of the connecting lifting frame, a lifting screw is arranged on the inner side of the lifting screw sleeve in a nested mode, a lifting motor is arranged at the shaft end of the lifting screw, a discharging top column is arranged at the center of the bottom of the vertical supporting frame, and the discharging top column and the vertical top column are arranged on the same vertical line.
In a second aspect, the present invention provides a 3D printer.
The 3D printer comprises the 3D printing platform provided by the first aspect of the invention.
The invention has the beneficial effects that: according to the 3D printing platform provided by the invention, the elastic porous plate is used for bearing the 3D printing model, the elastic porous plate is densely provided with the plurality of adhesion through holes, when the 3D printing material is piled on the surface of the elastic porous plate, a part of molten material flows into the adhesion through holes, so that the adhesion force of the model and the elastic porous plate is improved, the model is prevented from falling off or warping, after printing is finished, the synchronous moving plate can move upwards, the through hole ejector rods arranged on the synchronous moving plate rapidly penetrate through the guide through holes in the horizontal platform and extend out of the adhesion through holes, the 3D printing model is lifted up and down from the elastic porous plate through the densely arranged through hole ejector rods, the model taking is finished, tools such as a scraper knife are not needed when the model is taken down, the whole stress is more uniform, the model damage rate is effectively reduced, and convenience and quality of printing are improved.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only of the invention and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a horizontal platform according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a front structure of a horizontal platform according to an embodiment of the present invention;
FIG. 3 is a schematic view of the bottom structure of a horizontal platform according to an embodiment of the present invention;
FIG. 4 is a schematic view illustrating an internal structure of a horizontal platform according to an embodiment of the present invention;
FIG. 5 is an exploded view of a horizontal platform according to an embodiment of the present invention;
FIG. 6 is a schematic view of a horizontal rail according to an embodiment of the present invention;
FIG. 7 is a schematic view of a horizontal discharge shovel according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of a limit edge according to an embodiment of the present invention;
FIG. 9 is a schematic view showing a state of a limit edge extrusion elastic porous plate according to an embodiment of the present invention;
FIG. 10 is a schematic view showing the internal structure of the elastic porous plate extruded by the limit edge strip according to the embodiment of the invention;
fig. 11 is a schematic structural diagram of a 3D printer according to an embodiment of the present invention.
Marked in the figure as:
1. a horizontal platform; 101. a pressurized hollow cavity; 102. a guide through hole; 103. an energy storage electromagnet; 104. a vertical guide sleeve; 105. an elastic porous plate; 106. an adhesion through hole; 107. a magnetic back plate; 108. extending the guide plate; 2. a horizontal guide rail; 201. translating the pulley; 202. a translation motor; 203. translating the traction belt; 204. translating the unloading frame; 205. a vertical connecting sleeve; 206. a guide chute; 3. a horizontal discharge shovel; 301. a vertical connecting column; 302. a compression spring; 303. an adjusting cam; 304. a contact roller; 305. adjusting a motor; 4. a synchronous moving plate; 401. a through hole ejector rod; 402. an energy storage spring; 403. a linkage magnet; 404. a vertical ejector rod; 5. a horizontal connecting frame; 501. a horizontal screw; 502. a central cam; 503. extruding a motor; 504. a horizontal guide bar; 6. limit strakes; 601. an edge fitting groove; 602. translating the screw sleeve; 603. a guide sliding sleeve; 7. a central fitting groove; 701. sliding the pressing block; 702. an arc-shaped pressing surface; 703. cam jogging groove; 8. a vertical lifting mechanism; 801. a vertical support frame; 802. connecting with a lifting frame; 803. lifting the screw sleeve; 804. lifting screw rods; 805. a lifting motor; 806. and (5) discharging a top column.
Description of the embodiments
The present invention will be further described in detail with reference to specific embodiments in order to make the objects, technical solutions and advantages of the present invention more apparent.
It is to be noted that unless otherwise defined, technical or scientific terms used herein should be taken in a general sense as understood by one of ordinary skill in the art to which the present invention belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
As shown in fig. 1, 2, 3, 4, 5 and 8, a 3D printing platform includes a horizontal platform 1 and an elastic porous plate 105 disposed on the horizontal platform 1, and further includes:
the adhesion through holes 106 are uniformly and densely arranged in the middle of the elastic porous plate 105, the adhesion through holes 106 penetrate through the elastic porous plate 105, the magnetic backboard 107 is arranged in the middle of the back surface of the elastic porous plate 105, and the elastic porous plate 105 is attached to the upper surface of the horizontal platform 1 through magnetic attraction of the magnetic backboard 107;
the pressurizing hollow cavity 101 is arranged in the horizontal platform 1, a plurality of guide through holes 102 are uniformly and densely distributed on the upper surface of the horizontal platform 1, the pressurizing hollow cavity 101 is communicated with the upper part of the horizontal platform 1 through the guide through holes 102, the guide through holes 102 are arranged in one-to-one correspondence with the adhesion through holes 106, and when the elastic porous plate 105 is adsorbed and attached to the upper surface of the horizontal platform 1, the guide through holes 102 are communicated with the adhesion through holes 106;
the synchronous moving plate 4 is embedded and slidingly arranged inside the pressurizing hollow cavity 101, a plurality of through hole ejector rods 401 are uniformly and densely arranged on the upper surface of the synchronous moving plate 4, the through hole ejector rods 401 are arranged in one-to-one correspondence with the guide through holes 102 and are mutually matched in size, the through hole ejector rods 401 are nested and slidingly arranged inside the corresponding guide through holes 102, a linkage magnet 403 is arranged in the middle of the synchronous moving plate 4, an energy storage electromagnet 103 is arranged at the bottom of the pressurizing hollow cavity 101, and an energy storage spring 402 is arranged between the synchronous moving plate 4 and the bottom surface of the pressurizing hollow cavity 101.
In this embodiment, the printing platform bears the 3D printing model through the elastic porous plate 105 that magnetic attraction on the horizontal platform 1, the elastic porous plate 105 is densely provided with a plurality of adhesion through holes 106,3D, when printing materials are piled up to the surface of the elastic porous plate 105, a part of melted materials flows into the adhesion through holes 106, thereby improving the adhesion force of the model and the elastic porous plate 105, avoiding the model from falling off or edge tilting, after printing, the elastic porous plate 105 can be wholly taken down, so as to be convenient for taking down the printing model borne on the elastic porous plate, or can carry out automatic die-taking work, during printing, the energy storage electromagnet 103 generates magnetic force, so as to adsorb the linkage magnet 403 and the synchronous moving plate 4 through the magnetic force, at this moment, the through hole ejector rod 401 on the synchronous moving plate 4 is separated from the guide through holes 102 and is positioned under the guide through holes 102, and the energy storage spring 402 is also in a compressed state, during die taking, the energy storage electromagnet 103 is deenergized, the energy storage spring 402 pushes the synchronous moving plate 4 to move upwards, the ejector rod 401 is inserted into the guide through holes 102, the piston structure is formed, the air in the model is compressed, so as to push the upper part of the adhesion through hole 106 to be more convenient for the material to pass through the adhesive through the model 106, and the adhesive through the model 106 in the whole, and the whole die-taking device is more convenient for achieving the quality reduction, and the quality of the material is more completely realized, and the quality is realized by the fact that the material is completely has a high-quality that the material quality is completely and well as the material is completely stretched out by the adhesive through the model 106, and has been evenly and has been completely stretched down by the adhesive through hole 106.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, preferably, the printing platform carries the 3D printing model through the elastic perforated plate 105, the upper part of the elastic perforated plate 105 is horizontally provided with a horizontal discharging shovel 3 in a sliding manner, the bottom of the horizontal discharging shovel 3 is mutually attached to the upper surface of the elastic perforated plate 105, the horizontal discharging shovel 3 and the elastic perforated plate 105 are obliquely arranged at an acute angle, horizontal guide rails 2 are symmetrically and parallelly arranged at the left side and the right side of the horizontal platform 1, a translational discharging frame 204 is erected above the horizontal guide rails 2, the left side and the right side of the translational discharging frame 204 are respectively provided with a guide chute 206, the translational discharging frame 204 is in sliding connection with the horizontal guide rails 2 through the guide chute 206, the front end and the rear end of the horizontal guide rail 2 are respectively rotatably connected with a translational pulley 201, the shaft ends of the translational pulley 201 are provided with a translational motor 202, the outer ring of the translation belt pulley 201 is wound and provided with a translation traction belt 203, the translation discharging frame 204 is connected with the translation traction belt 203, so that the translation motor 202 can drive the translation belt pulley 201 to rotate, and then the translation traction belt 203 is used for traction to drive the translation discharging frame 204 and the horizontal discharging shovel 3 to translate along the horizontal guide rail 2, so that the horizontal discharging shovel 3 which is obliquely arranged at an acute angle with the elastic porous plate 105 moves along the surface of the elastic porous plate 105, the model is shoveled down by the elastic porous plate 105 through the horizontal discharging shovel 3 and pushed up and down by the elastic porous plate 105, automatic die taking is facilitated, the use is more convenient and quick, the rear side of the horizontal platform 1 is also provided with an extension guide plate 108, the upper surface of the extension guide plate 108 and the surface of the elastic porous plate 105 are positioned on the same horizontal plane, the horizontal discharging shovel 3 is positioned on the extension guide plate 108 during printing to give way, avoiding affecting normal printing work.
As shown in fig. 1, 2, 3, 4, 5, 6, 7 and 8, preferably, the printing platform drives the horizontal discharge shovel 3 to move along the surface of the elastic porous plate 105 through the horizontal discharge shovel 3 so as to shovel down the model from the elastic porous plate 105 through the horizontal discharge shovel 3, a vertical connecting sleeve 205 is arranged in the middle of the horizontal discharge shovel 204, a vertical connecting column 301 is arranged in a nested sliding manner on the inner side of the vertical connecting sleeve 205, a compression spring 302 is arranged above the vertical connecting column 301, the bottom end of the vertical connecting column 301 is connected with the horizontal discharge shovel 3, the horizontal discharge shovel 3 is driven by the horizontal discharge shovel 204 through the vertical connecting sleeve 205 and the vertical connecting column 301 to synchronously move along the horizontal guide rail 2, so that a certain up-and-down movement can be performed through the horizontal discharge shovel 3, and the attachment of the horizontal discharge shovel 3 and the elastic porous plate 105 is kept through the compression spring 302, the gap between the horizontal discharging shovel 3 and the elastic porous plate 105 is avoided, the model can not be shoveled down by the elastic porous plate 105, meanwhile, the horizontal discharging shovel 3 is rotationally connected with the bottom end of the vertical connecting column 301, the middle of the horizontal discharging shovel 3 is rotationally provided with the adjusting cam 303, the protruding part of the adjusting cam 303 is rotationally connected with the contact roller 304, the shaft end of the adjusting cam 303 is provided with the adjusting motor 305, the front end of the horizontal discharging shovel 3 is attached to the elastic porous plate 105, the rear side is contacted with the elastic porous plate 105 through the contact roller 304 arranged on the adjusting cam 303, the horizontal discharging shovel 3 is supported up by the adjusting cam 303 and the contact roller 304 at the rear side to form a certain inclination angle, the adjusting cam 303 can be driven to rotate through the adjusting motor 305 to adjust the position and the height of the contact roller 304 on the adjusting cam 303, and the inclination angle of the horizontal discharging shovel 3 can be adjusted, is convenient to adjust and use according to different models.
As shown in fig. 1, 2, 3, 4, 5, 9 and 10, preferably, the left and right ends of the horizontal platform 1 of the printing platform are slidably provided with limit edges 6, the middle of the limit edges 6 is provided with edge embedded grooves 601, when the elastic porous plate 105 is adsorbed and attached to the upper surface of the horizontal platform 1, the left and right ends are embedded into the inner sides of the edge embedded grooves 601, so that the elastic porous plate 105 is positioned and limited by the edge embedded grooves 601, the middle of the lower part of the limit edges 6 is connected with a translation screw sleeve 602, the front side and the rear side of the translation screw sleeve 602 are provided with guide sliding sleeves 603, the outer side of the horizontal platform 1 is provided with a horizontal connecting frame 5, the middle of the horizontal connecting frame 5 is horizontally provided with a horizontal screw 501, the front side and the rear side of the horizontal screw 501 are parallel provided with horizontal guide rods 504, the shaft ends of the horizontal screw 501 are provided with extrusion motors 503, the limit strake 6 is connected with the horizontal screw rod 501 through the translation screw sleeve 602, the limit strake 6 is connected with the horizontal guide rod 504 in a sliding way through the guide sliding sleeve 603, so the extrusion motor 503 can drive the horizontal screw rod 501 to rotate, the translation screw sleeve 602 arranged on the limit strake 6 at two sides is reversely arranged, the limit strake 6 at two sides can be driven to synchronously translate along the horizontal guide rod 504 through the horizontal screw rod 501 and the translation screw sleeve 602, the limit strake 6 at two sides can be further synchronously moved towards the middle, the elastic porous plate 105 is extruded, the elastic porous plate 105 is in an elastic plate structure, the center of the horizontal platform 1 is provided with a center embedded groove 7, the inner side embedded sliding of the center embedded groove 7 is provided with a sliding top pressing block 701, the top of the sliding top pressing block 701 is provided with an arc-shaped top pressing surface 702, the sliding top pressing block 701 is mutually contacted with the back surface of the elastic porous plate 105 through the arc-shaped top pressing surface 702, the bottom of the sliding top pressing block 701 is provided with a cam embedding groove 703, the center of the horizontal screw 501 is provided with a central cam 502, the central cam 502 and the cam embedding groove 703 are embedded with each other, so when the horizontal screw 501 rotates to drive the limit edge strips 6 on two sides to synchronously move towards the middle to press the elastic porous plate 105, the central cam 502 synchronously rotates, the top pressing sliding top pressing block 701 slides upwards, and then the sliding top pressing block 701 pushes the top pressing elastic porous plate 105 upwards through an arc-shaped top pressing surface 702, so that the elastic porous plate 105 is deformed in an arc-shaped bulge through the cooperation of the limit edge strips 6 on two sides and the middle sliding top pressing block 701, a model on the elastic porous plate 105 cannot be adhered and separated from the elastic porous plate 105, or the adhesion force between the elastic porous plate 105 is weakened, and the model for 3D printing is convenient to take off.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9 and fig. 10, preferably, the vertical lifting mechanism 8 is arranged on the outer side of the horizontal connecting frame 5, the vertical lifting mechanism 8 mainly comprises a vertical supporting frame 801, a connecting lifting frame 802 is arranged in the middle of the vertical supporting frame 801 in a sliding manner, the connecting lifting frame 802 is mutually connected with the horizontal connecting frame 5, a lifting screw sleeve 803 is arranged in the middle of the connecting lifting frame 802, a lifting screw 804 is arranged on the inner side of the lifting screw sleeve 803 in a nesting manner, a lifting motor 805 is arranged at the shaft end of the lifting screw 804, a discharging jack 806 is arranged on the same vertical line with the vertical jack 404 through the lifting motor 805, the 3D printer drives the lifting screw 804 to rotate, the connecting lifting frame 802 and the horizontal platform 1 to vertically move through the lifting screw sleeve 803, a vertical jack 404 is arranged in the middle of the bottom surface of a synchronous moving plate 4 of the printing platform, a vertical guide sleeve 104 is arranged in the middle of the bottom of the connecting cavity 101 in a penetrating manner, the vertical guide sleeve 104 is arranged on the vertical guide sleeve 104 in the sliding manner, the inner side of the vertical guide sleeve 803 is arranged on the vertical guide sleeve 104, the vertical sliding manner is arranged on the vertical jack 404 is pushed up and then moves down through the vertical jack 806, the vertical jack 806 is pushed up through the vertical jack 806, and the vertical jack 404 is connected with the vertical jack 404, and the vertical jack 404 is arranged on the vertical jack module, and the vertical jack module is moved up and has the vertical jack top, and has the vertical jack-has the vertical jack structure, and has the vertical structure has and has been.
As shown in fig. 11, a 3D printer includes a 3D printing platform provided in the embodiment shown in fig. 1 to 10.
When in use, the printing platform bears a 3D printing model through the elastic porous plate 105 magnetically adsorbed on the horizontal platform 1, a plurality of adhesion through holes 106,3D are densely arranged on the elastic porous plate 105, when printing materials are piled on the surface of the elastic porous plate 105, a part of melted materials flow into the adhesion through holes 106 to improve the adhesion force between the model and the elastic porous plate 105, the model is prevented from falling off or edge tilting, the energy storage electromagnet 103 is electrified to generate magnetic force during printing, the linkage magnet 403 and the synchronous moving plate 4 are adsorbed by the magnetic force to move downwards, at the moment, the through hole ejector rod 401 on the synchronous moving plate 4 is separated from the guide through hole 102 and is positioned under the guide through hole 102, the energy storage spring 402 is also in a compressed state, when the printing is finished, the energy storage electromagnet 103 is powered off, the energy storage spring 402 pushes the synchronous moving plate 4 to move upwards, the through hole ejector rod 401 is inserted into the guide through hole 102, the piston structure is formed, air in the piston structure is compressed to push the material in the adhesion through holes 106 which are blocked at the upper part, so that the material and the adhesion through holes 106 are separated to a certain extent, then the through hole ejector rods 401 rapidly penetrate through the guide through holes 102 in the horizontal platform 1 and extend out of the adhesion through holes 106, a 3D printing model is thoroughly ejected from the elastic porous plate 105 through the densely arranged through hole ejector rods 401, when the model is adhered firmly and cannot be ejected down, the energy storage electromagnet 103 is electrified to generate magnetic force to drive the synchronous moving plate 4 to move downwards for resetting, then the horizontal screw 501 rotates to drive the limit strakes 6 at the two sides to synchronously move towards the middle to press the elastic porous plate 105, the central cam 502 synchronously rotates to push the sliding ejector block 701 upwards, the sliding ejector block 701 pushes the elastic porous plate 105 upwards through the arc-shaped ejection face 702, therefore, through the cooperation of the limit strakes 6 on two sides and the middle sliding top pressing block 701, the elastic porous plate 105 is in arch-shaped bulge deformation, so that a model on the elastic porous plate 105 cannot be adhered and separated from the elastic porous plate 105, or the adhesion force between the elastic porous plate 105 and the elastic porous plate is weakened, then the horizontal screw 501 reversely rotates to drive the limit strakes 6 and the sliding top pressing block 701 to reset, the elastic porous plate 105 is restored to be smooth through elasticity and magnetism, then the translation traction belt 203 is used for traction to drive the translation unloading frame 204 and the horizontal unloading shovel 3 to translate along the horizontal guide rail 2, and further the horizontal unloading shovel 3 which is obliquely arranged at an acute angle with the elastic porous plate 105 can be moved along the surface of the elastic porous plate 105, and the model is lifted up and down by the elastic porous plate 105 through the horizontal unloading shovel 3, so that the automatic material taking of the model is completed.
According to the 3D printing platform provided by the invention, the 3D printing model is borne by the elastic porous plate 105, the elastic porous plate 105 is densely provided with the plurality of adhesion through holes 106,3D, when printing materials are piled on the surface of the elastic porous plate 105, a part of molten materials flow into the adhesion through holes 106, so that the adhesion force between the model and the elastic porous plate 105 is improved, the model is prevented from falling off or edge tilting, after printing is finished, the synchronous moving plate 4 can move upwards, the through hole ejector rods 401 arranged on the synchronous moving plate can rapidly pass through the guide through holes 102 in the horizontal platform 1 and extend out of the adhesion through holes 106, the 3D printing model is lifted up and down by the elastic porous plate 105 through the densely arranged through hole ejector rods 401, the material taking of the model is finished, tools such as a scraper knife are not required to be used when the model is taken down, the whole stress of the model is more uniform, the damage rate of the model is effectively reduced, and the convenience and the quality of printing are improved.
Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the invention (including the claims) is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the invention, the steps may be implemented in any order and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present invention is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. of the present invention should be included in the scope of the present invention.
Claims (8)
1. The utility model provides a 3D print platform, is including horizontal platform (1) and elastic porous plate (105) that set up on horizontal platform (1), its characterized in that still includes:
the adhesion through holes (106) are uniformly and densely distributed in the middle of the elastic porous plate (105), the adhesion through holes (106) penetrate through the elastic porous plate (105), a magnetic backboard (107) is arranged in the middle of the back of the elastic porous plate (105), and the elastic porous plate (105) is attached to the upper surface of the horizontal platform (1) through magnetic adsorption of the magnetic backboard (107);
the pressurizing hollow cavity (101) is arranged in the horizontal platform (1), a plurality of guide through holes (102) are uniformly and densely distributed on the upper surface of the horizontal platform (1), the pressurizing hollow cavity (101) is communicated with the upper part of the horizontal platform (1) through the guide through holes (102), the guide through holes (102) are arranged in one-to-one correspondence with the adhesion through holes (106), and the elastic porous plates (105) are mutually communicated with the adhesion through holes (106) when the elastic porous plates (105) are adsorbed and attached to the upper surface of the horizontal platform (1);
the synchronous moving plate (4) is embedded and slidingly arranged in the pressurizing hollow cavity (101), a plurality of through hole ejector rods (401) are uniformly and densely distributed on the upper surface of the synchronous moving plate (4), the through hole ejector rods (401) are arranged in one-to-one correspondence with the guide through holes (102) and are mutually matched in size, the through hole ejector rods (401) are nested and slidingly arranged in the corresponding guide through holes (102), a linkage magnet (403) is arranged in the middle of the synchronous moving plate (4), an energy storage electromagnet (103) is arranged at the bottom of the pressurizing hollow cavity (101), and an energy storage spring (402) is arranged between the synchronous moving plate (4) and the bottom surface of the pressurizing hollow cavity (101);
the horizontal platform comprises a horizontal platform body and is characterized in that limit strakes (6) are slidably arranged at the left end and the right end of the horizontal platform body (1), an edge embedded groove (601) is formed in the middle of the limit strakes (6), an elastic porous plate (105) is adsorbed and attached to the upper surface of the horizontal platform body, the left end and the right end of the elastic porous plate are embedded into the inner side of the edge embedded groove (601), a translation screw sleeve (602) is connected in the middle of the lower part of the limit strakes (6), guide sliding sleeves (603) are arranged at the front side and the rear side of the translation screw sleeve (602), a horizontal connecting frame (5) is arranged at the outer side of the horizontal platform body (1), horizontal guide rods (504) are arranged at the middle level of the horizontal connecting frame (5), an extrusion motor (503) is arranged at the shaft end of the horizontal screw rod (501), and the limit strakes (6) are mutually connected with the horizontal screw rod (501) through the translation screw sleeve (602), and the limit strakes (6) are connected with the horizontal guide rods (504) in a sliding mode through the guide sliding sleeve (603).
A central embedding groove (7) is arranged at the center of the horizontal platform (1), a sliding top pressing block (701) is arranged on the inner side of the central embedding groove (7) in an embedded sliding manner, an arc-shaped top pressing surface (702) is arranged at the top of the sliding top pressing block (701), the sliding pressing block (701) is in contact with the back surface of the elastic porous plate (105) through an arc pressing surface (702), a cam embedding groove (703) is formed in the bottom of the sliding pressing block (701), a central cam (502) is arranged at the center of the horizontal screw (501), and the central cam (502) and the cam embedding groove (703) are embedded with each other.
2. The 3D printing platform according to claim 1, wherein a horizontal unloading shovel (3) is arranged above the elastic porous plate (105) in a horizontal sliding manner, the bottom of the horizontal unloading shovel (3) is mutually attached to the upper surface of the elastic porous plate (105), and the horizontal unloading shovel (3) and the elastic porous plate (105) are arranged in an acute-angle inclined manner.
3. The 3D printing platform according to claim 2, wherein horizontal guide rails (2) are symmetrically and parallelly arranged on the left side and the right side of the horizontal platform (1), a translation discharging frame (204) is erected above the horizontal guide rails (2), guide sliding grooves (206) are formed in the left side and the right side of the translation discharging frame (204), the translation discharging frame (204) is slidably connected with the horizontal guide rails (2) through the guide sliding grooves (206), translation pulleys (201) are rotatably connected and arranged at the front end and the rear end of the horizontal guide rails (2), a translation motor (202) is arranged at the shaft ends of the translation pulleys (201), a translation traction belt (203) is wound on the outer ring of the translation pulleys (201), and the translation discharging frame (204) is mutually connected with the translation traction belt (203).
4. The 3D printing platform according to claim 3, wherein a vertical connecting sleeve (205) is arranged in the middle of the translational unloading frame (204), a vertical connecting column (301) is arranged on the inner side of the vertical connecting sleeve (205) in a nested sliding manner, a compression spring (302) is arranged above the vertical connecting column (301), the bottom end of the vertical connecting column (301) is connected with the horizontal unloading shovel (3), and the translational unloading frame (204) drives the horizontal unloading shovel (3) to synchronously move along the horizontal guide rail (2) through the vertical connecting sleeve (205) and the vertical connecting column (301).
5. The 3D printing platform according to claim 4, wherein the horizontal discharging shovel (3) is rotatably connected with the bottom end of the vertical connecting column (301), an adjusting cam (303) is rotatably arranged in the middle of the horizontal discharging shovel (3), a contact roller (304) is rotatably connected with a protruding part of the adjusting cam (303), and an adjusting motor (305) is arranged at the shaft end of the adjusting cam (303).
6. The 3D printing platform according to claim 1, wherein a vertical ejector rod (404) is vertically arranged in the middle of the bottom surface of the synchronous moving plate (4), a vertical guide sleeve (104) is arranged in the middle of the bottom of the pressurizing hollow cavity (101) in a penetrating manner, the vertical ejector rod (404) is nested and slidingly arranged on the inner side of the vertical guide sleeve (104), and the synchronous moving plate (4) is slidingly connected with the vertical guide sleeve (104) through the vertical ejector rod (404).
7. The 3D printing platform of claim 6, further comprising:
the vertical lifting mechanism (8), vertical lifting mechanism (8) set up in the outside of horizontal link (5), vertical lifting mechanism (8) mainly include vertical support frame (801), the centre slip of vertical support frame (801) is provided with connection crane (802), connection crane (802) with horizontal link (5) interconnect, the centre of connection crane (802) is provided with lift swivel nut (803), the inboard nest of lift swivel nut (803) is provided with lift screw (804), the axle head of lift screw (804) is provided with elevator motor (805), the bottom center department of vertical support frame (801) is provided with and unloads jack-prop (806), unload jack-prop (806) with vertical ejector pin (404) set up on same vertical line.
8. A 3D printer comprising a 3D printing platform according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310354713.7A CN116198122B (en) | 2023-04-06 | 2023-04-06 | 3D print platform and 3D printer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310354713.7A CN116198122B (en) | 2023-04-06 | 2023-04-06 | 3D print platform and 3D printer |
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| CN116198122A CN116198122A (en) | 2023-06-02 |
| CN116198122B true CN116198122B (en) | 2024-02-13 |
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| CN207997576U (en) * | 2018-03-21 | 2018-10-23 | 北京云尚智造科技有限公司 | A kind of profile-followed construction platform of 3D printing quick despatch |
| CN109228309A (en) * | 2018-09-27 | 2019-01-18 | 保靖锐恩电子有限责任公司 | A kind of shaped platform for 3D printer |
| JP2021028145A (en) * | 2019-08-09 | 2021-02-25 | いすゞ自動車株式会社 | Molding device |
| CN212949222U (en) * | 2020-07-20 | 2021-04-13 | 广州华立科技职业学院 | 3D printer print platform |
| CN114734627A (en) * | 2022-03-29 | 2022-07-12 | 南京焕型智剂医药科技有限公司 | Additive manufacturing equipment and supporting device thereof |
| CN218615475U (en) * | 2022-11-16 | 2023-03-14 | 杭州艾斯模型有限公司 | 3D printer of material conveniently takes off |
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2023
- 2023-04-06 CN CN202310354713.7A patent/CN116198122B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207997576U (en) * | 2018-03-21 | 2018-10-23 | 北京云尚智造科技有限公司 | A kind of profile-followed construction platform of 3D printing quick despatch |
| CN109228309A (en) * | 2018-09-27 | 2019-01-18 | 保靖锐恩电子有限责任公司 | A kind of shaped platform for 3D printer |
| JP2021028145A (en) * | 2019-08-09 | 2021-02-25 | いすゞ自動車株式会社 | Molding device |
| CN212949222U (en) * | 2020-07-20 | 2021-04-13 | 广州华立科技职业学院 | 3D printer print platform |
| CN114734627A (en) * | 2022-03-29 | 2022-07-12 | 南京焕型智剂医药科技有限公司 | Additive manufacturing equipment and supporting device thereof |
| CN218615475U (en) * | 2022-11-16 | 2023-03-14 | 杭州艾斯模型有限公司 | 3D printer of material conveniently takes off |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116198122A (en) | 2023-06-02 |
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