CN112917898A - Biological 3D printing device of medical science - Google Patents
Biological 3D printing device of medical science Download PDFInfo
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- CN112917898A CN112917898A CN202110137859.7A CN202110137859A CN112917898A CN 112917898 A CN112917898 A CN 112917898A CN 202110137859 A CN202110137859 A CN 202110137859A CN 112917898 A CN112917898 A CN 112917898A
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- 238000010146 3D printing Methods 0.000 title claims abstract description 24
- 238000007639 printing Methods 0.000 claims abstract description 60
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 239000010410 layer Substances 0.000 claims description 32
- 238000009413 insulation Methods 0.000 claims description 20
- 238000004321 preservation Methods 0.000 claims description 17
- 229920003023 plastic Polymers 0.000 claims description 13
- 239000011229 interlayer Substances 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 238000007790 scraping Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 4
- 239000002994 raw material Substances 0.000 abstract description 29
- 230000008901 benefit Effects 0.000 abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 210000001503 joint Anatomy 0.000 abstract description 7
- 238000011897 real-time detection Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 239000003292 glue Substances 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 210000000056 organ Anatomy 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
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- 238000000034 method Methods 0.000 description 2
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- 230000004071 biological effect Effects 0.000 description 1
- 230000008827 biological function Effects 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
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- 230000003247 decreasing effect Effects 0.000 description 1
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- 230000017423 tissue regeneration Effects 0.000 description 1
- 238000002054 transplantation Methods 0.000 description 1
Images
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
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
-
- 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
- B29C64/295—Heating elements
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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
- B29C64/30—Auxiliary operations or equipment
- B29C64/35—Cleaning
-
- 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
- B29C64/386—Data acquisition or data processing for additive manufacturing
- B29C64/393—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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- 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
- B33Y10/00—Processes of additive manufacturing
-
- 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
-
- 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
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
Abstract
The invention belongs to the technical field of printing equipment, and particularly relates to a medical biological 3D printing device which comprises a first fixing frame and a second fixing frame, wherein a plurality of containing barrels are arranged on the upper surface of the first fixing frame, the outer side walls of the containing barrels are fixedly connected with the second fixing frame, and a motor is arranged on the upper surface of each containing barrel; the flexible of impeller this moment is taken out and is stopped to continuously stretch out, accomplish the butt joint of two conductive control pieces and two conducting strips, realize intelligent location, guarantee the purpose of accurate adjustment, earlier to the appearance intracavity at heater strip place and inject right amount water, pass through second transmission module and central control module signal connection because of temperature sensor, the inside temperature of bucket is held to the real-time detection of being convenient for, if surpass the predetermined value, then stop the continuous heating of heater strip through central control module, if otherwise, then start the heater strip through central control module and continue to heat holding bucket and its inside printing raw materials, realize intelligent control by temperature, do benefit to this dress and tend to intellectuality.
Description
Technical Field
The invention belongs to the technical field of printing equipment, and particularly relates to a medical biological 3D printing device.
Background
The biological 3D printing technology is a platform key common technology, and the final objective is to realize the integration of medicine, engineering, electronics, and biology to "print" a substitute that is completely the same as human organ or tissue for tissue repair and organ transplantation, and the printing is successful, and different tissues and organs of human body have their own physical and mechanical properties, such as skin softness, bone tissue hardness, etc., so that in the process of biological 3D printing on different tissues, biological materials corresponding to tissue properties need to be selected, and the biological activity and function of the selected cells need to be maintained to the maximum extent.
The prior art has the following problems:
1. when the existing medical biological 3D printing device completes the butt joint of the conductive control sheet and the conductive sheet, the position of the conductive control sheet is controlled only by the sliding printing seat, so that the condition of inaccurate adjustment is easily caused, the intelligent positioning and temperature control are inconvenient, and the intelligent development is not facilitated;
2. the conventional medical biological 3D printing device generally heats the interior of the containing barrel continuously through a heating assembly, and a heat preservation device is not arranged, so that the heat preservation of the containing barrel is not facilitated, and the waste of resources is easily caused;
3. present biological 3D printing device of medical science only stirs the printing raw materials that holds bucket inside through motor cooperation stirring leaf, can make a large amount of printing raw materials glue at the inside wall that holds the bucket, and be unfavorable for printing sinking of raw materials.
In order to solve the above problems, a medical biological 3D printing device is provided in the present application.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a medical biological 3D printing device which has the characteristics of intelligent positioning and temperature control, accurate positioning, convenience in butt joint, good heat preservation effect and convenience in stirring.
In order to achieve the purpose, the invention provides the following technical scheme: a medical biological 3D printing device comprises a first fixing frame and a second fixing frame, wherein a plurality of containing barrels are mounted on the upper surface of the first fixing frame, the outer side walls of the containing barrels are fixedly connected with the second fixing frame, a motor is mounted on the upper surface of each containing barrel, conducting strips are symmetrically mounted on the bottom surface of the first fixing frame and close to the bottom surface of each containing barrel, a printing seat is slidably connected to the bottom surface of the first fixing frame, a conducting control piece is symmetrically mounted on the upper surface of the printing seat, the bottom surface of the printing seat is rotatably connected with a pusher, an output shaft of the motor is fixedly connected with a fixing rod, the fixing rod is located inside the containing barrels, and a plurality of fixing plates are symmetrically welded on the outer side wall of the fixing rod and close to the bottom end;
the inner side wall of the containing barrel is provided with an interlayer, a vacuum heat insulation layer and a heat preservation layer are sequentially arranged inside the interlayer from outside to inside, the heat preservation layer is fixedly arranged on the inner side wall in the interlayer and close to the vacuum heat insulation layer, and heating wires are fixedly arranged on the inner side wall in the interlayer and close to the vacuum heat insulation layer;
sliding frames are symmetrically installed at two ends of the printing seat, sliding grooves are symmetrically formed in the bottom surface of the first fixing frame, sliding plates are symmetrically installed on the upper surface of the sliding frames, the sliding plates are located inside the sliding grooves, and rolling shafts are installed at the top ends of the sliding plates;
hold the bucket and install temperature sensor, first mount is kept away from the one end of printing the seat is installed the riser, the front surface mounting of riser has the solenoid valve, the side-mounting of riser has the impeller, the flexible end of impeller with print seat fixed connection, the bottom surface of first mount just is close to two correlation formula sensor is installed to the left side symmetry of conducting strip, is in the left end the top left side symmetry of balladeur train is equipped with transparent plastic slab.
Preferably, the end surfaces of the fixing plates in the same vertical line are provided with scrapers, the end surfaces of the scrapers are fixedly provided with brush plates, and the end surfaces of the brush plates are contacted with the inner side wall of the containing barrel;
the scraping plate is formed by connecting the bottom end of a vertical arc-shaped plate with an inclined plate, and the inclined plate is inclined towards the vertical line in the containing barrel;
a plurality of strip-shaped grooves are formed in the upper surface of the fixing plate.
Preferably, the thicknesses of the vacuum heat insulation layer, the heat insulation layer and the heating wire are gradually reduced, and the heating wire is spirally arranged.
Preferably, the two ends of the top end of the sliding chute are symmetrically communicated with connecting grooves, the top end of the sliding plate is symmetrically and rotatably connected with the roller, and the connecting grooves are located inside the roller.
Preferably, the outer side walls of the two ends of the roller are symmetrically bonded and fixed with silica gel rings, and the outer diameters of the silica gel rings are matched with the top height of the sliding groove.
Preferably, a placing box is fixedly arranged on the vertical plate and close to the top end of the pusher, and a PC (personal computer) plate is arranged in the placing box;
and the surface of the PC board is sequentially provided with a central control module, a first transmission module and a second transmission module.
Preferably, the first transmission module is in signal connection with the correlation sensor, and the first transmission module is in signal connection with the central control module;
the temperature sensor is in signal connection with the central control module through the second transmission module.
Preferably, as a 3D printing apparatus for medical biology of the present invention, the central control module is in signal connection with the solenoid valve, and the solenoid valve is in signal connection with the pusher.
Preferably, the heating wire and the motor are in signal connection with the central control module.
Preferably, when the right ends of the two transparent plastic plates and the middle connecting line of the two correlation sensors are located on the same transverse line, the two conductive control sheets and the two conductive sheets on the printing seat contact each other.
Compared with the prior art, the invention has the beneficial effects that:
1. the central control module on the PC board transmits an opening instruction to the electromagnetic valve, the electromagnetic valve starts the pusher, the telescopic shaft of the pusher drives the printing seat and the sliding frame to slide on the bottom surface of the first fixing frame, when the transparent plastic board on the sliding frame at the left end passes through the two symmetrically arranged opposite injection type sensors, when the right ends of the two transparent plastic boards and the middle connecting line of the two opposite injection type sensors are positioned on the same transverse line, the two conductive control sheets on the printing seat are contacted with the two conductive sheets, the opposite injection type sensors are in signal connection with the central control module through the first transmission module, at the moment, the telescopic pump of the pusher stops continuously extending, the butt joint of the two conductive control sheets and the two conductive sheets is completed, the intelligent positioning is realized, the purpose of accurate adjustment is ensured, a proper amount of water is firstly injected into the accommodating cavity where the heating wire is positioned, and the temperature sensor is in signal connection with the central, the inside temperature of bucket is held in the real-time detection of being convenient for, if surpass the predetermined value, then stop the continuous heating of heater strip through central control module, if on the contrary, then start the heater strip through central control module and continue to heat holding bucket and its inside printing raw materials, realize intelligent control by temperature change, do benefit to this dress and tend to intellectuality.
2. When heating the bucket that holds, when heating its inside printing raw materials, have good heat insulating ability because of the heat preservation, can slow down the speed that the heat was scattered outward, when the heat was scattered outward to vacuum heat insulation layer department, because of the vacuum heat insulation layer enables to adorn and delay the heat dissipation at liquid such as inside water to reach heat retaining purpose, improve the heat preservation effect that holds the bucket, reduce the waste of resource.
3. Its output shaft of starter motor drives the dead lever and rotates, and then drive fixed plate and scraper blade and rotate simultaneously, the cooperation of fixed plate and scraper blade, be convenient for stir the printing raw materials that is in the inside intermediate position department of holding bucket and edge, because of the terminal surface of brush board with hold the inside wall of bucket and contact each other, and then sweep and glue the printing raw materials who holds the bucket inside wall, and when throwing into the printing raw materials to the inside that holds the bucket, the bar groove on the fixed plate does benefit to the quick whereabouts of printing the raw materials, do benefit to sinking of printing the raw materials.
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 perspective view of the brush plate, squeegee, mounting plate and mounting bar of the present invention;
FIG. 3 is an installation view of a vacuum insulation layer, an insulation layer, a heating wire and a tub in the present invention;
FIG. 4 is a bottom plan view of the carriage and first mount of the present invention partially installed;
FIG. 5 is a sectional view of the slider, roller and roller assembly of the present invention in combination with a first fixture;
FIG. 6 is an installation diagram of the PC board, the central control module, the first transmission module and the second transmission module in the present invention;
FIG. 7 is a schematic diagram of the present invention;
in the figure: 1. a first fixing frame; 2. a conductive sheet; 3. a containing barrel; 4. a second fixing frame; 5. a motor; 6. a temperature sensor; 7. fixing the rod; 8. a fixing plate; 9. a printing seat; 10. a conductive control sheet; 11. a carriage; 12. a vertical plate; 13. an electromagnetic valve; 14. a pusher; 15. placing the box; 16. a PC board; 17. a squeegee; 18. a brush plate; 19. a vacuum heat insulating layer; 20. a heat-insulating layer; 21. heating wires; 22. a chute; 23. a slide plate; 24. a correlation sensor; 25. a transparent plastic plate; 26. a roller; 27. connecting grooves; 28. a roller; 29. a central control module; 30. a first transmission module; 31. and a second transmission module.
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.
Example 1
Referring to fig. 1-7, the present invention provides a technical solution, a medical biological 3D printing apparatus: the automatic feeding device comprises a first fixing frame 1 and a second fixing frame 4, wherein a plurality of containing barrels 3 are mounted on the upper surface of the first fixing frame 1, the outer side walls of the containing barrels 3 are fixedly connected with the second fixing frame 4, a motor 5 is mounted on the upper surface of the containing barrels 3, conducting strips 2 are symmetrically mounted on the bottom surface of the first fixing frame 1 and close to the bottom surface of the containing barrels 3, a printing seat 9 is connected to the bottom surface of the first fixing frame 1 in a sliding mode, conducting control strips 10 are symmetrically mounted on the upper surface of the printing seat 9, a pusher 14 is rotatably connected to the bottom surface of the printing seat 9, a fixing rod 7 is fixedly connected to an output shaft of the motor 5, the fixing rod 7 is located inside the containing barrels 3, and a plurality of fixing plates;
the inner side wall of the containing barrel 3 is provided with an interlayer, a vacuum heat insulation layer 19 and a heat preservation layer 20 are sequentially arranged inside the interlayer from outside to inside, the heat preservation layer 20 is fixedly arranged on the inner side wall in the interlayer and close to the vacuum heat insulation layer 19, and a heating wire 21 is fixedly arranged on the inner side wall in the interlayer and close to the vacuum heat insulation layer 19;
the two ends of the printing seat 9 are symmetrically provided with sliding frames 11, the bottom surface of the first fixing frame 1 is symmetrically provided with sliding grooves 22, the upper surface of the sliding frame 11 is symmetrically provided with sliding plates 23, the sliding plates 23 are positioned in the sliding grooves 22, and the top ends of the sliding plates 23 are provided with rolling shafts 26;
hold bucket 3 and install temperature sensor 6, the one end that first mount 1 kept away from printing seat 9 is installed riser 12, the preceding surface mounting of riser 12 has solenoid valve 13, the side-mounting of riser 12 has impeller 14, 14 flexible ends of impeller and printing seat 9 fixed connection, the bottom surface of first mount 1 and the equal symmetry in left side that is close to two conducting strips 2 are installed correlation formula sensor 24, the top left side symmetry that is in the balladeur train 11 of left end is equipped with transparent plastic board 25.
In this embodiment: the central control module 29 on the PC board 16 transmits an opening instruction to the electromagnetic valve 13, the electromagnetic valve 13 starts the pusher 14, the telescopic shaft of the pusher 14 drives the printing seat 9 and the carriage 11 to slide on the bottom surface of the first fixing frame 1, when the transparent plastic board 25 on the carriage 11 at the left end passes through the two symmetrically arranged opposite injection type sensors 24, because the right ends of the two transparent plastic boards 25 and the middle connecting line of the two opposite injection type sensors 24 are in the same horizontal line, the two conductive control sheets 10 on the printing seat 9 and the two conductive sheets 2 are in contact with each other, because the opposite injection type sensors 24 are in signal connection with the central control module 29 through the first transmission module 30, at this time, the telescopic pump of the pusher 14 stops continuously extending, the butt joint of the two conductive control sheets 10 and the two conductive sheets 2 is completed, the intelligent positioning is realized, the purpose of accurate adjustment is ensured, a proper amount of water is firstly injected into the cavity where the pusher 21, because the temperature sensor 6 is connected with the central control module 29 through the second transmission module 31, the internal temperature of the containing barrel 3 can be detected conveniently in real time, if the internal temperature exceeds the preset value, the central control module 29 stops the continuous heating of the heating wire 21, otherwise, the central control module 29 starts the heating wire 21 to continuously heat the containing barrel 3 and the printing raw material in the containing barrel, the intelligent temperature control is realized, the intelligent temperature control is facilitated, when the containing barrel 3 is heated and the printing raw material in the containing barrel is heated, the heat-insulating layer 20 has good heat-insulating property and can slow down the heat dissipation speed, when the heat is dissipated to the vacuum heat-insulating layer 19, the heat dissipation of the liquid such as water and the like in the containing barrel can be delayed due to the vacuum heat-insulating layer 19, the heat-insulating purpose is achieved, the heat-insulating effect of the containing barrel 3 is improved, the waste of resources is reduced, the output shaft, and then drive fixed plate 8 and scraper blade 17 and rotate simultaneously, the cooperation of fixed plate 8 and scraper blade 17, be convenient for stir the printing raw materials that is in the inside intermediate position department that holds bucket 3 and edge, because of the terminal surface of brush board 18 with hold the inside wall mutual contact of bucket 3, and then sweep the printing raw materials that glues at holding 3 inside walls of bucket, and when throwing into the printing raw materials to the inside that holds bucket 3, the bar groove on the fixed plate 8, do benefit to the quick whereabouts of printing the raw materials, do benefit to sinking of printing the raw materials.
In an alternative embodiment, the end surfaces of the plurality of fixing plates 8 which are positioned at the same vertical line are provided with the scraping plates 17, the end surfaces of the scraping plates 17 are fixedly provided with the brush plates 18, and the end surfaces of the brush plates 18 are contacted with the inner side wall of the containing barrel 3;
the scraping plate 17 is formed by connecting the bottom end of a vertical arc-shaped plate with an inclined plate, and the inclined plate inclines towards the vertical line in the containing barrel 3;
a strip-shaped groove is formed in the upper surface of each fixing plate 8.
In this embodiment: the whole molding outline of scraper blade 17 accords with the inside outline that holds bucket 3, does benefit to and hugs closely the inside wall that holds bucket 3, is convenient for fully strike off and glues the printing raw materials who holds bucket 3 inside wall, and the strip groove does benefit to the whereabouts of printing the raw materials.
In an alternative embodiment, the thicknesses of the vacuum insulation layer 19, the insulation layer 20 and the heating wire 21 are gradually decreased, and the heating wire 21 is spirally arranged.
In this embodiment: the thickness of three is and degressively appears in proper order and does benefit to and strengthens the heat preservation and the thermal-insulated function that hold bucket 3 gradually, is the heliciform setting and is convenient for make full use of and presss from both sides intraformational space, and to the heating at the inside no dead angle that holds bucket 3.
In an alternative embodiment, the top end of the sliding chute 22 is symmetrically communicated with connecting grooves 27 at both ends, the top end of the sliding plate 23 is symmetrically and rotatably connected with a roller 28, and the connecting grooves 27 are positioned inside the roller 28.
In this embodiment: because the connecting slot 27 and the roller 26 are communicated with each other, when the roller 26 rolls in the sliding slot 22, the roller 28 rolls in the connecting slot 27, and the sliding plate 23 can stably and slowly slide in the sliding slot 22 by the cooperation of the above structures, which is beneficial to the stable sliding of the printing seat 9 on the bottom surface of the first fixing frame 1.
In an alternative embodiment, the outer side walls of the two ends of the roller 26 are symmetrically bonded with silicone rings, and the outer diameter of the silicone rings is matched with the top height of the chute 22.
In this embodiment: the silica gel ring is favorable to increasing the frictional force between roller 26 and spout 22, avoids appearing the condition that roller 26 slided at the inside of spout 22 at the excessive speed or skidded for the slip of printing seat 9 is stable.
In an alternative embodiment, a placing box 15 is fixedly arranged on the top end of the vertical plate 12 close to the pusher 14, and a PC board 16 is arranged inside the placing box 15;
the PC board 16 has a central control module 29, a first transfer module 30 and a second transfer module 31 mounted on a surface thereof in this order.
In this embodiment: the components on the PC board 16 are sealed in the placing box 15, so that external water or dust is prevented from falling on the internal components, and a good protection effect is achieved;
through the cooperation of first transmission module 30 and second transmission module 31, can transmit the data that correlation formula sensor 24 and temperature sensor 6 detected to central control module 29 department, conveniently judge whether accord with the user demand.
In an alternative embodiment, the first transmission module 30 is in signal communication with the correlation sensor 24, the first transmission module 30 is in signal communication with the central control module 29;
the temperature sensor 6 is in signal connection with the central control module 29 via a second transmission module 31.
In this embodiment: the correlation sensor 24 detects the position of the carriage 11 on the left side of the printing seat 9 so as to ensure the positions of the two conductive control sheets 10 on the printing seat 9, and the detection result is transmitted to the central control module 29 to be judged in cooperation with the first transmission module 30;
the temperature sensor 6 detects the temperature inside the tub 3 and transmits the temperature to the central control module 29 through the second transmission module 31 to judge whether the temperature inside the tub 3 is too high.
In an alternative embodiment, the central control module 29 is in signal communication with the solenoid valve 13 and the solenoid valve 13 is in signal communication with the pusher 14.
In this embodiment: the central control module 29 can send a command to the electromagnetic valve 13, and the electromagnetic valve 13 activates the pusher 14, where the pusher 14 is a component capable of performing a telescopic function, such as an air cylinder or an electric push rod.
In an alternative embodiment, the heating wire 21 and the motor 5 are both signal-connected to a central control module 29.
In this embodiment: the central control module 29 compares the detected temperature result with a preset value, if the temperature is too low, the heating wire 21 can be started, and the heating wire 21 generates heat after being electrified to heat and preserve heat of the containing barrel 3 and the printing raw materials in the containing barrel.
In an alternative embodiment, when the right ends of the two transparent plastic plates 25 and the middle connecting lines of the two correlation sensors 24 are located at the same transverse line, the two conductive control sheets 10 and the two conductive sheets 2 on the print deck 9 contact each other.
In this embodiment: the cooperation of above-mentioned structure does benefit to and carries out accurate location to the position of conductive control piece 10, and the quick butt joint of two conductive control pieces 10 and two conducting strips 2 of being convenient for, the quick replacement of being convenient for prints the raw materials.
The working principle and the using process of the invention are as follows: various printing raw materials are respectively put into the plurality of containing barrels 3, when the containing barrels 3 are heated, the printing raw materials in the containing barrels are heated, the heat preservation layer 20 has good heat preservation performance and can slow down the heat dissipation speed, when the heat is dissipated to the vacuum heat insulation layer 19, the heat dissipation of liquid such as water and the like in the containing barrels can be delayed due to the vacuum heat insulation layer 19, the purpose of heat preservation is achieved, the heat preservation effect of the containing barrels 3 is improved, the waste of resources is reduced, the second fixing frame 4 is favorable for the stability of the containing barrels 3, elements on the PC board 16 are sealed in the placing box 15, the external water or dust is prevented from falling on the elements in the containing barrels, the good protection effect is achieved, the central control module 29 on the PC board 16 transmits an opening instruction to the electromagnetic valve 13, the electromagnetic valve 13 starts the pusher 14 on the vertical plate 12, the telescopic shaft of the pusher 14 drives the printing seat 9 and the sliding frame 11 to slide on the bottom surface of the first fixing frame, because the connecting slot 27 and the roller 26 are communicated with each other, while the roller 26 rolls in the sliding slot 22, the roller 28 rolls in the connecting slot 27, and the cooperation of the above structures enables the sliding plate 23 to stably and slowly slide in the sliding slot 22, which is beneficial to the stable sliding of the printing seat 9 on the bottom surface of the first fixing frame 1, the silicone ring is beneficial to increase the friction force between the roller 26 and the sliding slot 22, and avoids the situation that the roller 26 slides too fast or slides in the sliding slot 22, so that the sliding of the printing seat 9 is stable, when the transparent plastic plate 25 on the carriage 11 at the left end passes through the two symmetrically arranged correlation sensors 24, because the right ends of the two transparent plastic plates 25 and the middle connecting line of the two correlation sensors 24 are in the same horizontal line, the two conductive control sheets 10 on the printing seat 9 and the two conductive sheets 2 are in contact with each other, and because the correlation sensors 24 are in signal connection with the central control module 29 through the first transmission module 30, at the moment, the telescopic pump of the pusher 14 stops continuously extending out, the butt joint of the two conductive control sheets 10 and the two conductive sheets 2 is completed, intelligent positioning is realized, and the purpose of accurate adjustment is ensured, a proper amount of water is firstly injected into the containing cavity where the heating wire 21 is located, because the temperature sensor 6 is in signal connection with the central control module 29 through the second transmission module 31, the real-time detection of the internal temperature of the containing barrel 3 is facilitated, if the internal temperature exceeds a preset value, the continuous heating of the heating wire 21 is stopped through the central control module 29, otherwise, the heating wire 21 is started through the central control module 29 to continuously heat the containing barrel 3 and the printing raw materials in the containing barrel 3, the intelligent temperature control is realized, the intelligent loading is facilitated, the fixing rod 7 is driven by the output shaft of the starting motor 5 to rotate, the fixing plate 8 and the scraper 17 are driven to rotate simultaneously, the matching of the fixing plate 8 and the scraper 17 is convenient for stirring the, because of the terminal surface of brush board 18 and the inside wall of holding bucket 3 contact each other, and then the sweeping glues the printing raw materials who holds the inside wall of bucket 3, and when throwing into printing raw materials to the inside of holding bucket 3, the bar groove on the fixed plate 8 does benefit to the quick whereabouts of printing raw materials, does benefit to sinking of printing raw materials, and accessible central control module 29 starts or stops the rotation of motor 5.
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 (10)
1. The utility model provides a biological 3D printing device of medical science, includes first mount (1) and second mount (4), the last surface mounting of first mount (1) has a plurality of buckets (3) that hold, and is a plurality of hold the lateral wall of bucket (3) with second mount (4) fixed connection, the last surface mounting who holds bucket (3) has motor (5), the bottom surface of first mount (1) just is close to conducting strip (2) are installed to the bottom surface symmetry that holds bucket (3), the bottom surface sliding connection of first mount (1) has printing seat (9), the last surface symmetry that prints seat (9) installs conductive control piece (10), the bottom surface rotation that prints seat (9) is connected with impeller (14), its characterized in that: a fixing rod (7) is fixedly connected to an output shaft of the motor (5), the fixing rod (7) is positioned inside the containing barrel (3), and a plurality of fixing plates (8) are symmetrically welded on the outer side wall of the fixing rod (7) and close to the bottom end;
the inner side wall of the containing barrel (3) is provided with an interlayer, a vacuum heat insulation layer (19) and a heat preservation layer (20) are sequentially arranged inside the interlayer from outside to inside, the heat preservation layer (20) is fixedly arranged on the inner side wall, close to the vacuum heat insulation layer (19), in the interlayer, and heating wires (21) are fixedly arranged on the inner side wall, close to the vacuum heat insulation layer (19), in the interlayer;
sliding frames (11) are symmetrically installed at two ends of the printing seat (9), sliding grooves (22) are symmetrically formed in the bottom surface of the first fixing frame (1), sliding plates (23) are symmetrically installed on the upper surface of each sliding frame (11), the sliding plates (23) are located inside the sliding grooves (22), and rolling shafts (26) are installed at the top ends of the sliding plates (23);
hold bucket (3) and install temperature sensor (6), keep away from first mount (1) print the one end of seat (9) and install riser (12), the front surface mounting of riser (12) has solenoid valve (13), the side-mounting of riser (12) has impeller (14), the flexible end of impeller (14) with print seat (9) fixed connection, the bottom surface of first mount (1) just is close to two correlation formula sensor (24) are installed to the equal symmetry in left side of conducting strip (2), are in the left end the top left side symmetry of balladeur train (11) is equipped with transparent plastic board (25).
2. The biomedical 3D printing device according to claim 1, characterized in that: the end surfaces of the fixing plates (8) which are positioned at the same vertical line are provided with scrapers (17), the end surfaces of the scrapers (17) are fixedly provided with brush plates (18), and the end surfaces of the brush plates (18) are contacted with the inner side wall of the containing barrel (3);
the scraping plate (17) is formed by connecting the bottom end of a vertical arc-shaped plate with an inclined plate, and the inclined plate is inclined towards the perpendicular bisector in the containing barrel (3);
a plurality of strip-shaped grooves are formed in the upper surface of the fixing plate (8).
3. The biomedical 3D printing device according to claim 1, characterized in that: vacuum heat insulation layer (19), heat preservation (20) and heater strip (21) three's thickness is the degressive form in proper order, heater strip (21) are the heliciform setting.
4. The biomedical 3D printing device according to claim 1, characterized in that: the top both ends symmetry intercommunication of spout (22) have connecting groove (27), the top symmetry of slide (23) is rotated and is connected gyro wheel (28), connecting groove (27) are located the inside of gyro wheel (28).
5. The biomedical 3D printing device according to claim 1, characterized in that: and the outer side walls of the two ends of the rolling shaft (26) are symmetrically bonded and fixed with silica gel rings, and the outer diameters of the silica gel rings are matched with the top height of the sliding groove (22).
6. The biomedical 3D printing device according to claim 1, characterized in that: a placing box (15) is fixedly arranged on the top end of the vertical plate (12) close to the pusher (14), and a PC plate (16) is arranged inside the placing box (15);
the surface of the PC board (16) is sequentially provided with a central control module (29), a first transmission module (30) and a second transmission module (31).
7. The biomedical 3D printing device according to claim 6, characterized in that: the first transmission module (30) is in signal connection with the correlation sensor (24), and the first transmission module (30) is in signal connection with the central control module (29);
the temperature sensor (6) is in signal connection with the central control module (29) through the second transmission module (31).
8. The biomedical 3D printing device according to claim 6, characterized in that: the central control module (29) is in signal connection with the electromagnetic valve (13), and the electromagnetic valve (13) is in signal connection with the pusher (14).
9. The biomedical 3D printing device according to claim 6, characterized in that: the heating wire (21) and the motor (5) are in signal connection with the central control module (29).
10. The biomedical 3D printing device according to claim 1, characterized in that: when the right ends of the two transparent plastic plates (25) and the middle connecting lines of the two correlation sensors (24) are positioned on the same transverse line, the two conductive control sheets (10) on the printing seat (9) are contacted with the two conductive sheets (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110137859.7A CN112917898A (en) | 2021-02-01 | 2021-02-01 | Biological 3D printing device of medical science |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110137859.7A CN112917898A (en) | 2021-02-01 | 2021-02-01 | Biological 3D printing device of medical science |
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| CN112917898A true CN112917898A (en) | 2021-06-08 |
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| CN202110137859.7A Pending CN112917898A (en) | 2021-02-01 | 2021-02-01 | Biological 3D printing device of medical science |
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Application publication date: 20210608 |