CN220280532U - Powder supply device for 3D printing - Google Patents
Powder supply device for 3D printing Download PDFInfo
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- CN220280532U CN220280532U CN202321873217.4U CN202321873217U CN220280532U CN 220280532 U CN220280532 U CN 220280532U CN 202321873217 U CN202321873217 U CN 202321873217U CN 220280532 U CN220280532 U CN 220280532U
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- end part
- rotating motor
- screen plate
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- 239000000843 powder Substances 0.000 title claims abstract description 104
- 238000010146 3D printing Methods 0.000 title claims abstract description 25
- 238000003860 storage Methods 0.000 claims abstract description 43
- 238000007599 discharging Methods 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 9
- 238000007639 printing Methods 0.000 description 11
- 230000033001 locomotion Effects 0.000 description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000012255 powdered metal Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000000246 remedial effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model belongs to the technical field of 3D printing equipment, and particularly relates to a powder supply device for 3D printing, which comprises the following components: the lower end of the storage cylinder is connected with a discharging bin, the lower end of the discharging bin is connected with a conveying cylinder, and the storage cylinder, the discharging bin and the conveying cylinder are communicated; the inner wall of the lower bin is provided with a plurality of supporting blocks, the upper end part of each supporting block is provided with a through hole, a sieve plate is arranged in the lower bin, the lower end part of each sieve plate is fixedly provided with a plurality of supporting columns, the number of the supporting columns corresponds to that of the supporting blocks, and the supporting columns are spliced in the through holes of the supporting blocks; the first rotating motor is installed at the lower end of the screen plate, an output shaft of the first rotating motor penetrates through the screen plate and is located above the screen plate, a connecting plate is installed at the upper end of the output shaft, and a plurality of brush rods are installed at the lower end of the connecting plate. The device is characterized in that a sieve plate is arranged in a discharging bin, and powder is filtered through the sieve plate; the device drives the brush rod through the first rotating motor to crush the massive powder, so that the massive powder is crushed into granular powder.
Description
Technical Field
The utility model belongs to the technical field of 3D printing equipment, and particularly relates to a powder supply device for 3D printing.
Background
3D printing, a rapid prototyping technology, is a technology for constructing objects by using a bondable material such as powdered metal or plastic on the basis of digital model files, in a layer-by-layer printing manner, and 3D printing is generally implemented by using a digital technology material printer, and is often used for manufacturing models in the fields of mold manufacturing, industrial design, etc., and then gradually used for direct manufacturing of some products, which is applied in the fields of jewelry, footwear, industrial design, construction, engineering and construction (AEC), automobiles, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and others.
Because the raw and other materials of 3D printing are powdered metal or plastics, when using the powder supply structure to supply the powder to the 3D printer, if the circumstances that the raw and other materials of powder appear agglomerating, the raw and other materials of caking can cause the jam to the print shower nozzle to influence printing efficiency, also can influence the quality of printing the product.
To this end, we propose a powder supply device for 3D printing.
Disclosure of Invention
In view of the shortcomings of the prior art, an object of the present disclosure is to provide a powder feeding device for 3D printing, where a screen plate is installed in a discharging bin, and the powder is filtered by the screen plate, so that granular powder can drop into a conveying cylinder through the screen plate, and then be conveyed to a printing nozzle through the conveying cylinder for printing; the agglomerated powder stays on the sieve plate; the device installs first rotation motor in the bottom of sieve, installs the connecting plate in the output shaft department of first rotation motor, installs a plurality of brush-holder stud at the lower tip of connecting plate, to the cubic powder of stopping on the sieve, can drive the connecting plate through first rotation motor and do circular motion in the top of sieve to drive the brush-holder stud and come to break to cubic powder, thereby broken into granular powder with cubic powder.
The purpose of the disclosure can be achieved by the following technical scheme:
a powder feeding device for 3D printing, comprising:
the storage cylinder is fixedly connected with a discharging bin at the lower end part of the storage cylinder, a conveying cylinder is fixedly connected at the lower end part of the discharging bin, and the storage cylinder, the discharging bin and the conveying cylinder are communicated;
the inner wall of the lower bin is fixedly provided with a plurality of supporting blocks close to the lower end part of the lower bin, the upper end part of each supporting block is provided with a through hole, a sieve plate is arranged in the lower bin, the lower end part of the sieve plate is fixedly provided with a plurality of supporting columns, the number of the supporting columns corresponds to that of the supporting blocks, and the supporting columns are inserted into the through holes of the supporting blocks; the center position of the lower end part of the screen plate is provided with a first rotating motor, an output shaft of the first rotating motor penetrates through the screen plate and is positioned above the screen plate, the upper end part of the output shaft is fixedly provided with a connecting plate, and the lower end part of the connecting plate is fixedly provided with a plurality of brush bars.
Based on the technical scheme, the application principle and the generated technical effects are as follows:
the device uses a storage cylinder to store powder, uses a conveying cylinder to convey the powder, and a discharging bin is used for conveying the powder in the storage cylinder into the conveying cylinder, and the powder supply is completed by the cooperation of the storage cylinder, the discharging bin and the conveying cylinder; because the phenomenon of caking can appear in the powder in the storage cylinder, if the powder with the caking is directly carried to the shower nozzle department that 3D printed, can lead to the shower nozzle to block up, consequently, install a sieve in the feed bin down, filter the powder through the sieve, make granular powder can drop to the transport section of thick bamboo through the sieve in the feed bin down, and the powder of caking can stay on the sieve, can drive the connecting plate through first rotating motor to the powder of stopping in the sieve caking and do circular motion on the sieve, thereby drive the brush yoke of connecting plate lower extreme and carry out the breakage to the powder of caking, make the powder of caking broken into granular powder, finally also drop to the transport section of thick bamboo through the sieve.
Further, the lower end part of the sieve plate is fixedly arranged on the outer side of the first rotating motor, and the first rotating motor is positioned in the protective shell.
Further, two notches are formed in the position, close to the upper end portion of the lower bin, of the inner wall of the lower bin, and a baffle is slidably connected to each notch.
Further, the inner wall of the discharging bin is located below the baffle and is provided with a hydraulic telescopic rod, two hydraulic telescopic rods are arranged below each baffle, and the telescopic ends of the hydraulic telescopic rods are fixedly connected with one end of the baffle located in the discharging bin.
Further, a feed inlet is formed in the upper end portion of the storage cylinder.
Further, the inside of the conveying cylinder is provided with a rotating shaft, two ends of the rotating shaft are respectively and rotatably connected with two ends of the conveying cylinder, and the side end of the rotating shaft is fixedly connected with a helical blade.
Further, a second rotating motor is fixedly arranged at one end, close to the storage cylinder, of the side end of the conveying cylinder, and an output shaft of the second rotating motor is fixedly connected with one end of the rotating shaft.
Further, two support bases are fixedly arranged at the lower end part of the conveying cylinder, and a discharge hole is formed in one end, far away from the second rotating motor, of the lower end part of the conveying cylinder.
The noun, conjunctive or adjective parts referred to in the above technical solutions are explained as follows:
and (3) fixedly connecting: refers to a connection without any relative movement after the parts or components are secured. The device is divided into a detachable connection type and a non-detachable type.
(1) The detachable connection is to fix the parts together by screw, spline, wedge pin, etc. The connection mode can be disassembled during maintenance, and parts cannot be damaged. The connector used must be of the correct size (e.g. length of bolt, key) and tightened properly.
(2) The non-detachable connection and the non-detachable connection mainly refer to welding, riveting, tenon passing matching and the like. Because the parts can be disassembled only by forging, sawing or oxygen cutting during maintenance or replacement, the parts cannot be used for a second time generally. Also, during connection, attention should be paid to process quality, technical inspection and remedial measures (e.g., correction, polishing, etc.).
The beneficial effects of the present disclosure are:
1. according to the device, the screen plate is arranged in the discharging bin, powder is filtered through the screen plate, so that granular powder can fall into the conveying cylinder through the screen plate and then conveyed to the printing nozzle through the conveying cylinder for printing; the agglomerated powder stays on the sieve plate;
2. the device installs first rotation motor in the bottom of sieve, installs the connecting plate in the output shaft department of first rotation motor, installs a plurality of brush-holder stud at the lower tip of connecting plate, to the cubic powder of stopping on the sieve, can drive the connecting plate through first rotation motor and do circular motion in the top of sieve to drive the brush-holder stud and come to break to cubic powder, thereby broken into granular powder with cubic powder.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the prior art, the drawings that are required for the description of the embodiments or the prior art will be briefly described, and it will be apparent to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic view of the overall structure of an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of the entirety of an embodiment of the present utility model;
FIG. 3 is a schematic view of the structure of a lower bin according to an embodiment of the utility model;
FIG. 4 is a schematic diagram showing the internal structure of a lower bin according to an embodiment of the utility model;
FIG. 5 is a schematic diagram of the internal structure of a lower bin according to an embodiment of the utility model;
fig. 6 is a cross-sectional view of a lower bin in accordance with an embodiment of the utility model.
In the figure: 1. a storage cylinder; 2. discharging the material bin; 3. a delivery cylinder; 4. a support block; 5. a through hole; 6. a sieve plate; 7. a support column; 8. a first rotating motor; 9. a connecting plate; 10. a brush bar; 11. a protective housing; 12. a notch; 13. a baffle; 14. a hydraulic telescopic rod; 15. a feed inlet; 16. a rotating shaft; 17. a helical blade; 18. a second rotating motor; 19. a support base; 20. and a discharge port.
Detailed Description
The following description of the technical solutions in the embodiments of the present disclosure will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only some embodiments of the present disclosure, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments in this disclosure without inventive faculty, are intended to fall within the scope of this disclosure.
An embodiment of a powder feeding device for 3D printing is described herein in connection with fig. 1 to 6, according to the idea of the present application. Specifically, this a powder feeding device for 3D prints, it has a plurality of parts such as storage cylinder 1, lower feed bin 2, transport cylinder 3, supporting shoe 4, through-hole 5, sieve 6, support column 7, first rotating electrical machines 8, connecting plate 9 and brush-holder stud 10, the device is with the powder in adding storage cylinder 1 in, can drop the powder in the storage cylinder 1 in transport cylinder 3 through lower feed bin 2, then carry to discharge gate 20 through transport cylinder 3 and be used for 3D to print, because the phenomenon of caking can appear in the powder in storage cylinder 1, install a sieve 6 in lower feed bin 2, filter the powder through sieve 6, make granular powder can drop in transport cylinder 3 through sieve 6 in the lower feed bin 2, and the powder of caking can stay on sieve 6, can drive connecting plate 9 through first rotating electrical machines 8 and do the circular motion on sieve 6 to the powder of caking that stops at the sieve 6, thereby drive brush-holder stud 10 of connecting plate 9 lower tip and carry out the breakage to the powder of caking, make the powder of caking drop into granular powder, make the powder of caking be broken into the sieve and finally, the powder of caking is carried into the sieve 3 through the sieve.
A powder feeding device for 3D printing, as shown in fig. 1-6, comprising:
the device comprises a storage cylinder 1, wherein the lower end part of the storage cylinder 1 is fixedly connected with a discharging bin 2, the lower end part of the discharging bin 2 is fixedly connected with a conveying cylinder 3, and the storage cylinder 1, the discharging bin 2 and the conveying cylinder 3 are communicated; the device uses a storage cylinder 1 to store powder, uses a conveying cylinder 3 to convey the powder, a discharging bin 2 is used for conveying the powder in the storage cylinder 1 into the conveying cylinder 3, and powder supply is completed through the cooperation of the storage cylinder 1, the discharging bin 2 and the conveying cylinder 3;
the inner wall of the lower bin 2 is fixedly provided with a plurality of support blocks 4 at positions close to the lower end part of the lower bin 2, the upper end part of each support block 4 is provided with a through hole 5, a sieve plate 6 is arranged in the lower bin 2, the lower end part of each sieve plate 6 is fixedly provided with a plurality of support columns 7, the number of the support columns 7 corresponds to that of the support blocks 4, and the support columns 7 are spliced in the through holes 5 of the support blocks 4; the center of the lower end part of the screen plate 6 is provided with a first rotating motor 8, an output shaft of the first rotating motor 8 penetrates through the screen plate 6 and is positioned above the screen plate 6, the upper end part of the output shaft is fixedly provided with a connecting plate 9, and the lower end part of the connecting plate 9 is fixedly provided with a plurality of brush rods 10; in the device, the screen plate 6 is used for filtering powder, so that granular powder can fall into the conveying cylinder 3 through the screen plate 6 and then is conveyed to a printing nozzle through the conveying cylinder 3 for printing; the agglomerated powder will stay on the screen plate 6; the setting of first rotation motor 8 is convenient for drive connecting plate 9 through first rotation motor 8 and do circular motion on sieve 6 to can drive the brush-holder stud 10 that is located connecting plate 9 lower extreme and can carry out the breakage to the powder of caking, thereby with the broken granular powder that is of powder of caking.
Specifically: the device uses a storage cylinder 1 to store powder, uses a conveying cylinder 3 to convey the powder, and a discharging bin 2 is used for conveying the powder in the storage cylinder 1 into the conveying cylinder 3, and the powder supply is completed by the cooperation of the storage cylinder 1, the discharging bin 2 and the conveying cylinder 3; because the phenomenon of caking can appear in the powder in the storage cylinder 1, if the powder that will agglomerate is directly carried to the shower nozzle department that 3D printed, can lead to the shower nozzle to block up, consequently install a sieve 6 in lower feed bin 2, filter the powder through sieve 6, make granular powder can drop to the transport section of thick bamboo 3 through the sieve 6 in the lower feed bin 2, and the powder of caking can stay on sieve 6, can drive connecting plate 9 through first rotating motor 8 and do circular motion on sieve 6 to the powder of stopping at the sieve 6 caking, thereby drive brush yoke 10 of connecting plate 9 lower extreme and carry out the breakage to the powder of caking, make the powder of caking broken into granular powder, finally also drop to the transport section of thick bamboo 3 through sieve 6.
And (3) rotating a motor: the rotating motor in the utility model is a low-power three-phase asynchronous motor, and the motor can realize forward rotation and reverse rotation and can realize variable-frequency speed regulation.
The screen plate 6 is also called a porous plate, and the screen plate 6 in the utility model is a stainless steel plate provided with a plurality of screen holes with smaller apertures; has good moisture resistance and wear resistance.
As shown in fig. 6, a protective housing 11 is fixedly installed at the lower end part of the screen plate 6 outside the first rotary motor 8, and the first rotary motor 8 is positioned in the protective housing 11; in the device, the protective shell 11 is used for protecting the first rotating motor 8, so that powder is prevented from covering the outer surface of the first rotating motor 8 to influence the operation of the first rotating motor 8.
As shown in fig. 3, 4 and 6, two notches 12 are formed in the inner wall of the lower bin 2 and close to the upper end part of the lower bin 2, and a baffle 13 is slidably connected to each notch 12; the inner wall of the lower bin 2 is positioned below the baffle plates 13, two hydraulic telescopic rods 14 are arranged below each baffle plate 13, and the telescopic ends of the hydraulic telescopic rods 14 are fixedly connected with one end of the baffle plates 13 positioned in the lower bin 2; the setting of notch 12 is the placing of being convenient for baffle 13 in the device, can drive baffle 13 and carry out lateral shifting in lower feed bin 2 through the tensile and shrink of control hydraulic telescoping rod 14 to can adjust the storage cylinder 1 and go down the opening size between the feed bin 2, so that the powder in the storage bin drops to on the sieve 6 in the feed bin 2.
As shown in fig. 1, the upper end part of the storage cylinder 1 is provided with a feed inlet 15; the inlet 15 is provided to facilitate the loading of powder from the inlet 15 into the cartridge 1.
As shown in fig. 1 and 2, a rotating shaft 16 is installed inside the conveying cylinder 3, two ends of the rotating shaft 16 are respectively and rotatably connected with two ends of the conveying cylinder 3, and a spiral blade 17 is fixedly connected with the side end of the rotating shaft 16; a second rotating motor 18 is fixedly arranged at one end, close to the storage cylinder 1, of the side end of the conveying cylinder 3, and an output shaft of the second rotating motor 18 is fixedly connected with one end of the rotating shaft 16; in the device, the second rotating motor 18 can drive the rotating shaft 16 to rotate after being started, so that the spiral blade 17 can be driven to rotate, and after the powder falls into the conveying cylinder 3 through the discharging bin 2, the powder can be conveyed to the discharge hole 20 through the spiral blade 17.
As shown in fig. 1, two support bases 19 are fixedly arranged at the lower end part of the conveying cylinder 3, and a discharge hole 20 is formed at one end, far away from the second rotating motor 18, of the lower end part of the conveying cylinder 3; in the device, the setting of base is used for supporting whole device, and the setting of discharge gate 20 is the printing shower nozzle department of being convenient for carry the powder that is used for printing to 3D printing apparatus through discharge gate 20 department.
The powder supplying device for 3D printing provided by the present utility model will be further described with reference to the accompanying drawings and embodiments.
A powder feeding device for 3D printing, as shown in fig. 1-6, comprising:
the device comprises a storage cylinder 1, wherein the lower end part of the storage cylinder 1 is fixedly connected with a discharging bin 2, the lower end part of the discharging bin 2 is fixedly connected with a conveying cylinder 3, and the storage cylinder 1, the discharging bin 2 and the conveying cylinder 3 are communicated;
the inner wall of the lower bin 2 is fixedly provided with a plurality of support blocks 4 at positions close to the lower end part of the lower bin 2, the upper end part of each support block 4 is provided with a through hole 5, a sieve plate 6 is arranged in the lower bin 2, the lower end part of each sieve plate 6 is fixedly provided with a plurality of support columns 7, the number of the support columns 7 corresponds to that of the support blocks 4, and the support columns 7 are spliced in the through holes 5 of the support blocks 4; the central point of the lower tip of sieve 6 puts and installs first rotation motor 8, and the output shaft of first rotation motor 8 runs through sieve 6 and is located the top of sieve 6, and the upper end fixed mounting of output shaft has connecting plate 9, and the lower tip fixed mounting of connecting plate 9 has a plurality of brush-holder stud 10.
As shown in fig. 6, a protective housing 11 is fixedly installed at the lower end of the screen plate 6 outside the first rotary motor 8, and the first rotary motor 8 is located in the protective housing 11.
As shown in fig. 3, two notches 12 are formed in the inner wall of the lower bin 2 near the upper end of the lower bin 2, and a baffle 13 is slidably connected to each notch 12.
As shown in fig. 4 and 6, the inner wall of the lower bin 2 is located below the baffle 13, two hydraulic telescopic rods 14 are installed below each baffle 13, and the telescopic ends of the hydraulic telescopic rods 14 are fixedly connected with one end of the baffle 13 located in the lower bin 2.
As shown in fig. 1, a feed inlet 15 is formed in the upper end of the storage cylinder 1.
As shown in fig. 2, a rotation shaft 16 is installed inside the transport cylinder 3, both ends of the rotation shaft 16 are rotatably connected to both ends of the transport cylinder 3, and a spiral blade 17 is fixedly connected to a side end of the rotation shaft 16.
As shown in fig. 1 and 2, a second rotating motor 18 is fixedly mounted at one end of the side end of the conveying cylinder 3, which is close to the storage cylinder 1, and an output shaft of the second rotating motor 18 is fixedly connected with one end of the rotating shaft 16.
As shown in fig. 1, two support bases 19 are fixedly mounted at the lower end of the conveying cylinder 3, and a discharge hole 20 is formed in one end, away from the second rotating motor 18, of the lower end of the conveying cylinder 3.
The working principle and the using flow of the utility model are as follows:
when the device is used for supplying powder, the telescopic end of the hydraulic telescopic rod 14 is controlled to stretch, the baffle 13 in the lower bin 2 is driven to close towards the middle of the lower bin 2 through the hydraulic telescopic rod 14, the side ends of the two baffle 13 are attached, then powder is added into the storage barrel 1 through the feeding hole 15 of the storage barrel 1, then the hydraulic telescopic rod 14 is controlled to shrink, a certain interval is reserved between the two baffle 13 through the shrinkage of the hydraulic telescopic rod 14 to form a feeding hole, powder in the storage barrel 1 falls onto the sieve plate 6 in the lower bin 2 through the feeding hole between the two baffle 13, granular powder can fall into a block shape through the sieve plate 6 after the powder is placed for a long time on the sieve plate 6, the block-shaped powder can stay on the sieve plate 6, the first rotating motor 8 is started to drive the connecting plate 9 to do circular motion on the sieve plate 6, the brush plate at the lower end of the 6 can stay on the sieve plate 6 to form a certain interval to form a feeding hole through the shrinkage, then the second rotating motor is started to rotate the rotating shaft 18 to enable the granular powder to fall into a block shape through the sieve plate 6, and finally the second rotating shaft 18 is started to rotate the sieve plate 3 to rotate in the second rotating drum 18 to rotate the sieve plate 3 to rotate the second rotating drum 18 to rotate the granular powder in the sieve plate 3 to the second rotating drum 18 after the granular powder falls on the sieve plate 6 to the sieve plate 3.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features, and advantages of the present disclosure. It will be understood by those skilled in the art that the present disclosure is not limited to the embodiments described above, which have been described in the foregoing and description merely illustrates the principles of the disclosure, and that various changes and modifications may be made therein without departing from the spirit and scope of the disclosure, which is defined in the appended claims.
Claims (8)
1. A powder supply device for 3D printing, comprising:
the automatic feeding device comprises a storage barrel (1), wherein the lower end part of the storage barrel (1) is fixedly connected with a discharging bin (2), the lower end part of the discharging bin (2) is fixedly connected with a conveying barrel (3), and the storage barrel (1), the discharging bin (2) and the conveying barrel (3) are communicated;
the device is characterized in that a plurality of supporting blocks (4) are fixedly arranged on the inner wall of the lower bin (2) close to the lower end part of the lower bin (2), through holes (5) are formed in the upper end part of the supporting blocks (4), a screen plate (6) is arranged in the lower bin (2), a plurality of supporting columns (7) are fixedly arranged on the lower end part of the screen plate (6), the number of the supporting columns (7) corresponds to that of the supporting blocks (4), and the supporting columns (7) are inserted into the through holes (5) of the supporting blocks (4); the center position of the lower end part of the screen plate (6) is provided with a first rotating motor (8), an output shaft of the first rotating motor (8) penetrates through the screen plate (6) and is positioned above the screen plate (6), the upper end part of the output shaft is fixedly provided with a connecting plate (9), and the lower end part of the connecting plate (9) is fixedly provided with a plurality of brush rods (10).
2. A powder feeding device for 3D printing according to claim 1, wherein the lower end of the screen plate (6) is fixedly mounted with a protective housing (11) outside the first rotating motor (8), and the first rotating motor (8) is located in the protective housing (11).
3. A powder supply device for 3D printing according to claim 1, characterized in that two notches (12) are provided on the inner wall of the lower bin (2) near the upper end of the lower bin (2), and a baffle (13) is slidably connected to each notch (12).
4. A powder supply device for 3D printing according to claim 3, wherein the inner wall of the lower bin (2) is located below the baffle plates (13) and is provided with two hydraulic telescopic rods (14), two hydraulic telescopic rods (14) are installed below each baffle plate (13), and the telescopic ends of the hydraulic telescopic rods (14) are fixedly connected with one end of the baffle plates (13) located in the lower bin (2).
5. Powder supply device for 3D printing according to claim 1, characterized in that the upper end of the storage cylinder (1) is provided with a feed inlet (15).
6. A powder supply device for 3D printing according to claim 1, wherein a rotating shaft (16) is installed in the conveying cylinder (3), two ends of the rotating shaft (16) are respectively and rotatably connected with two ends of the conveying cylinder (3), and a spiral blade (17) is fixedly connected with a side end of the rotating shaft (16).
7. The powder supply device for 3D printing according to claim 6, wherein a second rotating motor (18) is fixedly installed at one end of the side end of the conveying cylinder (3) close to the material storage cylinder (1), and an output shaft of the second rotating motor (18) is fixedly connected with one end of the rotating shaft (16).
8. A powder supply device for 3D printing according to claim 1, characterized in that the lower end of the conveying cylinder (3) is fixedly provided with two supporting bases (19), and the lower end of the conveying cylinder (3) is provided with a discharge port (20) at one end far away from the second rotating motor (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321873217.4U CN220280532U (en) | 2023-07-17 | 2023-07-17 | Powder supply device for 3D printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321873217.4U CN220280532U (en) | 2023-07-17 | 2023-07-17 | Powder supply device for 3D printing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220280532U true CN220280532U (en) | 2024-01-02 |
Family
ID=89339277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321873217.4U Active CN220280532U (en) | 2023-07-17 | 2023-07-17 | Powder supply device for 3D printing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220280532U (en) |
-
2023
- 2023-07-17 CN CN202321873217.4U patent/CN220280532U/en active Active
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