CN114799226A - Metal 3D printer that advances powder and prevent blockking up - Google Patents
Metal 3D printer that advances powder and prevent blockking up Download PDFInfo
- Publication number
- CN114799226A CN114799226A CN202210506828.9A CN202210506828A CN114799226A CN 114799226 A CN114799226 A CN 114799226A CN 202210506828 A CN202210506828 A CN 202210506828A CN 114799226 A CN114799226 A CN 114799226A
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- Prior art keywords
- powder
- disc seat
- printer
- fixedly connected
- cover plate
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- 239000000843 powder Substances 0.000 title claims abstract description 102
- 239000002184 metal Substances 0.000 title claims abstract description 50
- 230000007704 transition Effects 0.000 claims abstract description 34
- 238000003860 storage Methods 0.000 claims abstract description 26
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 20
- 238000007599 discharging Methods 0.000 claims description 15
- 238000005096 rolling process Methods 0.000 claims description 15
- 239000011521 glass Substances 0.000 claims description 6
- 238000010146 3D printing Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000007639 printing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/08—Screens rotating within their own plane
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/50—Means for feeding of material, e.g. heads
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
Abstract
The invention discloses a powder-feeding anti-blocking metal 3D printer, which comprises a 3D printer main body, wherein one side of the top end of the 3D printer main body is fixedly connected with a transition disc seat, the top of the transition disc seat is provided with a disc seat cover plate, the bottom of the front surface of the disc seat cover plate is provided with a powder storage tank, the top of the center of the disc seat cover plate is provided with a driving motor, the bottom of the driving motor is connected with a speed reducer, the bottom of the speed reducer is connected with an axis post rod, the outer wall of the bottom end of the axis post rod is fixedly connected with an annular filter screen, the outer wall of the annular filter screen is fixedly connected with an annular retainer ring, the annular retainer ring is movably connected inside the transition disc seat, the front surface of the bottom of the transition disc seat is provided with a lower powder groove, and the bottom of the lower powder groove is connected with a feeding pipe. 3D printing work can be guaranteed to be carried out smoothly when local meshes of the annular filter screen are blocked.
Description
Technical Field
The invention relates to the technical field of metal 3D printers, in particular to a powder feeding anti-blocking metal 3D printer.
Background
3D prints and utilizes the consecutive physical layer to establish the three-dimensional object of goal in the additive manufacturing technology, the 3D printer is the same as laser forming technology in function, adopt and process hierarchically, add and shape, namely increase the material to produce the 3D entity layer by layer, totally different from traditional material-removing processing technology, with the continuous progress of 3D printing technology, can already produce the 3D model very close to appearance, feel and function of the prototype, while utilizing metal powder to print the work in 3D, regard metal powder as the printing raw materials, utilize the high temperature of the laser beam to sinter the metal powder in the particular area according to the design model, after processing layer by layer, can make the products with particular structure, the 3D printer is used in the design field extensively, especially the industrial design, the field such as the digital product die sinking, it can finish the printing of a mould within several hours, saving development time of many products to the market.
Metal 3D printer includes 3D printer main part, operating panel, gets and unloads the goods door and store up the powder jar, stores up the powder jar and deposits and install the one side at 3D printer main part top to metal powder, stores up the powder jar and uses in feeding 3D printer main part through the feed pipe transportation, and metal powder is at the in-process of unloading, and the metal powder jam can often appear and lead to 3D to print the work and can't go on smoothly at the discharge gate.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a metal 3D printer capable of preventing blockage during powder feeding, and the technical problems to be solved by the invention are as follows: metal 3D printer is utilizing the in-process of storing up the unloading of powder jar in to 3D printer main part, and the metal powder jam can often appear and lead to 3D print work to go on smoothly at the discharge gate.
In order to achieve the purpose, the invention provides the following technical scheme: a metal 3D printer with powder feeding and blockage prevention functions comprises a 3D printer body, wherein a discharging door is arranged on the front side of the top of the 3D printer body, a control panel is arranged on the front other side of the top of the 3D printer body, a handle groove is arranged on the front side of the bottom of the 3D printer body, a transition disc seat is fixedly connected to one side of the top end of the 3D printer body, a disc seat cover plate is arranged on the top of the transition disc seat, screening work of massive metal powder can be conducted before the metal powder enters the 3D printer body through the use of the transition disc seat and the disc seat cover plate, meanwhile, a filter screen is arranged in a ring shape, blanking work of normal metal powder cannot be influenced by blockage of local meshes in the circulating rotation process of the filter screen, a powder storage tank is arranged on the front bottom of the disc seat cover plate, and a driving motor is arranged at the top of the center of the disc seat cover plate, the utility model discloses a powder storage tank, including driving motor, axle center post pole, outer wall fixedly connected with annular filter screen, annular retaining ring, powder storage tank, the bottom in powder storage tank is connected with the reduction gear, the bottom of reduction gear is connected with the axle center post pole, the outer wall fixedly connected with annular filter screen of axle center post pole bottom, the outer wall fixedly connected with annular retaining ring of annular filter screen connects annular filter screen through utilizing annular retaining ring and axle center post pole, conveniently reserves more cubic metal powder at the top of annular filter screen, annular retaining ring swing joint is in the inside of transition disc seat, the powder groove has been seted up down in the front of transition disc seat bottom, store up the powder tank and be located under the powder groove directly over, the bottom in powder groove is connected with the printer inlet pipe down.
In a preferred embodiment, a glass window is embedded in the unloading door, and through the use of the glass window, a worker can observe the forming work of the three-dimensional part in the 3D printer body from the outside conveniently.
In a preferred embodiment, an output rotating shaft is movably connected inside the bottom end of the speed reducer, a hexagonal prism is fixedly connected to the bottom end of the output rotating shaft, a connecting sleeve is inserted outside the hexagonal prism, and the bottom end of the connecting sleeve is fixedly connected with the top end of the axis post rod.
In a preferred embodiment, the cross section of the powder discharging groove is trapezoidal, and the metal powder scattered around the bottom of the straight discharging pipe falls into the powder discharging groove conveniently during the rotation process of the annular filter screen by setting the cross section of the powder discharging groove to be trapezoidal.
In a preferred embodiment, a cylindrical groove is formed in the bottom end of the shaft center pole, a rolling bearing is movably connected in the cylindrical groove, a bearing frame rod is movably connected to the inner side of the rolling bearing, and the rolling bearing is arranged between the cylindrical groove and the bearing frame rod, so that the shaft center pole can be ensured to rotate smoothly.
In a preferred embodiment, the bottom end of the bearing support rod is fixedly connected with a bearing support column, the bottom end of the bearing support column is fixedly connected with the inner wall of the bottom of the transition disc seat, and through the use of the bearing support column, the bottom ends of the inner ring and the outer ring of the rolling bearing can be prevented from contacting with the inner wall of the bottom of the transition disc seat, so that the shaft center rod can be ensured to rotate smoothly.
In a preferred embodiment, the bottom end of the powder storage tank is fixedly connected with a blanking straight pipe, the front top end of the disk seat cover plate is fixedly connected with a positioning plug bush, the blanking straight pipe is plugged in the positioning plug bush, the powder storage tank is conveniently and stably mounted at the top of the powder storage tank through the use of the blanking straight pipe and the positioning plug bush, and metal powder in the powder storage tank can smoothly pass through the annular filter screen and fall into the powder storage tank.
In a preferred embodiment, a rotating shaft slot is formed in the center of the disk seat cover plate, the output rotating shaft is movably connected inside the rotating shaft slot, and the output rotating shaft is conveniently positioned through the rotating shaft slot, so that the stable rotation of the annular filter screen is ensured.
In a preferred embodiment, the speed reducer is fixedly connected with the top end of the disk seat cover plate through a bolt, and the speed reducer is fixed on the top end of the disk seat cover plate through the bolt, so that the driving motor can drive the axle center pole to stably rotate.
In a preferred embodiment, a plurality of fixing bolts are arranged around the disk seat cover plate, the fixing bolts penetrate through the inside of the disk seat cover plate and are in threaded connection with the top of the transition disk seat, the disk seat cover plate is fixed to the top end of the transition disk seat through the fixing bolts, the powder storage tank can be guaranteed to be located at the top of the lower powder groove all the time, and metal powder can be guaranteed to enter the inside of the 3D printer main body quickly.
The invention has the technical effects and advantages that:
1. according to the invention, the rotating speed output by the driving motor is reduced by using the speed reducer, the hexagonal prism and the connecting plug bush are used for driving the annular filter screen fixed on the outer wall of the bottom end of the axis post rod to rotate continuously, when metal powder falling from the powder storage tank is in a block shape, the metal powder falls onto the top of the annular filter screen and rotates along with the annular filter screen, and the smooth 3D printing operation can be ensured when local meshes of the annular filter screen are blocked.
2. According to the invention, the hexagonal prism is inserted into the connecting plug bush, and the output rotating shaft can be used for driving the axis post rod to rotate, so that the detachability of the disk seat cover plate and the speed reducer is improved, and the overhauling and maintenance work of the invention is facilitated.
3. According to the invention, the cylindrical groove is formed in the bottom end of the axle center pole rod, and the rolling bearing is arranged in the cylindrical groove, so that after the bearing frame rod is connected with the rolling bearing, the speed reducer can be ensured to output lower rotating speed as far as possible to control the axle center pole rod to rotate, and meanwhile, the abrasion between the axle center pole rod and the bearing frame rod is reduced.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the expanded structure of the transition disk seat and the cover plate of the disk seat of the present invention;
FIG. 3 is a bottom view of the reducer of the present invention;
FIG. 4 is a top view of the tray cover of the present invention;
FIG. 5 is a top view of an axial strut according to the present invention;
FIG. 6 is a bottom view of the axial strut of the present invention;
fig. 7 is a front view of the transition disc seat of the present invention.
The reference signs are: 1. a transition disc seat; 2. a powder storage tank; 3. a tray seat cover plate; 4. a 3D printer body; 5. a discharging door is taken; 6. a glass window; 7. a handle slot; 8. a control panel; 9. a drive motor; 10. a speed reducer; 11. blanking a straight pipe; 12. positioning the plug bush; 13. a rotating shaft slot hole; 14. an axial post rod; 15. an annular retainer ring; 16. an output shaft; 17. a hexagonal prism; 18. an annular filter screen; 19. connecting the plug bush; 20. a cylindrical groove; 21. a rolling bearing; 22. a bearing frame lever; 23. a bearing support post; 24. and a powder discharging groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings 1-7 in the specification, the powder-feeding anti-blocking metal 3D printer comprises a 3D printer main body 4, a discharging door 5 is arranged on one side of the front face of the top of the 3D printer main body 4, a glass window 6 is embedded in the discharging door 5, through the use of the glass window 6, a worker can observe the forming work of a three-dimensional part in the 3D printer main body 4 conveniently, a control panel 8 is arranged on the other side of the front face of the top of the 3D printer main body 4, a handle groove 7 is arranged on one side of the front face of the bottom of the 3D printer main body 4, a transition disc seat 1 is fixedly connected to one side of the top end of the 3D printer main body 4, a disc seat cover plate 3 is arranged on the top of the transition disc seat 1, through the use of the transition disc seat 1 and the disc seat cover plate 3, the screening work of blocky metal powder can be carried out before the metal powder enters the 3D printer main body 4, meanwhile, the filter screen is arranged in a ring shape, in the circulating rotation process of the filter screen, the normal metal powder blanking work cannot be influenced by the blockage of local meshes, the powder storage tank 2 is arranged at the bottom of the front surface of the disc seat cover plate 3, the driving motor 9 is arranged at the top of the center of the disc seat cover plate 3, the speed reducer 10 is connected to the bottom of the driving motor 9, the axis post rod 14 is connected to the bottom of the speed reducer 10, the annular filter screen 18 is fixedly connected to the outer wall of the bottom end of the axis post rod 14, the annular check ring 15 is fixedly connected to the outer wall of the annular filter screen 18, the annular check ring 5 and the axis post rod 14 are connected to the annular filter screen 18, more massive metal powder at the top of the annular filter screen 18 is convenient, the annular check ring 15 is movably connected to the inside of the transition disc seat 1, the lower powder groove 24 is formed in the front surface of the bottom of the transition disc seat 1, the cross section of the lower powder groove 24 is in a trapezoid shape, in the process of rotating the annular filter screen 18 conveniently, metal powder scattered around the bottom of the blanking straight pipe 11 falls into the powder discharging groove 24, the powder storage tank 2 is positioned right above the powder discharging groove 24, and the bottom of the powder discharging groove 24 is connected with a printer feeding pipe.
The implementation scene is specifically as follows:
in the use process of the invention, by reducing the rotating speed output by the driving motor 9 by the speed reducer 10, and the hexagonal prism 17 at the bottom end of the fixed output rotating shaft 16 drives the connecting plug bush 19 inserted with the hexagonal prism 17 to rotate, thereby driving the annular filter screen 18 fixed on the outer wall of the bottom end of the axial center pole 14 to rotate, when the metal powder falling from the powder storage tank 2 is in a block shape, the metal powder falls on the top of the annular filter screen 18, and the metal powder passing through the ring-shaped filter screen 18 is guided by the lower powder groove 24 in the shape of a circular truncated cone through the feeding pipe into the inside of the 3D printer body 4 for 3D printing work, during the rotation of the ring screen 18, the metal powder lumps falling on the top of the ring screen 18 are rotated, and by using the continuous rotation of the ring screen 18, when partial meshes of the annular filter screen 18 are blocked, normal metal powder blanking operation can be ensured.
Referring to the attached drawings 2-6 of the specification, the powder-feeding anti-blocking metal 3D printer comprises a powder storage tank 2, a speed reducer 10 and an axis post rod 14, wherein a blanking straight pipe 11 is fixedly connected to the bottom end of the powder storage tank 2, a positioning plug bush 12 is fixedly connected to the top end of the front surface of a disc seat cover plate 3, the blanking straight pipe 11 is plugged in the positioning plug bush 12, the powder storage tank 2 is conveniently and stably installed at the top of a powder blanking groove 24 through the use of the blanking straight pipe 11 and the positioning plug bush 12, the metal powder in the powder storage tank 2 can smoothly pass through an annular filter screen 18 and fall into the powder blanking groove 24, an output rotating shaft 16 is movably connected to the inside of the bottom end of the speed reducer 10, a rotating shaft slot hole 13 is formed in the center of the disc seat cover plate 3, the output rotating shaft 16 is movably connected to the inside of the rotating shaft slot hole 13, and the output rotating shaft 16 can be conveniently positioned through the use of the rotating shaft slot hole 13, the stable rotation of the annular filter screen 18 is ensured, the bottom end of the output rotating shaft 16 is fixedly connected with a hexagonal prism 17, the outside of the hexagonal prism 17 is inserted with a connecting plug bush 19, the bottom end of the connecting plug bush 19 is fixedly connected with the top end of the axis post rod 14, the inside of the bottom end of the axis post rod 14 is provided with a cylindrical groove 20, the inside of the cylindrical groove 20 is movably connected with a rolling bearing 21, the inner side of the rolling bearing 21 is movably connected with a bearing frame rod 22, the rolling bearing 21 is arranged between the cylindrical groove 20 and the bearing frame rod 22, the bottom end of the axis post rod 14 which is smoothly connected with a bearing support column 23 is fixedly connected with the bottom inner wall of the transition disc seat 1 in the rotating process, the bottom ends of the inner and outer rings of the rolling bearing 21 can be prevented from being in contact with the bottom inner wall of the transition disc seat 1 by using the bearing support column 23, the smooth rotation of the axis post rod 14 is ensured, reduction gear 10 carries out fixed connection through the top of bolt and disk seat apron 3, fix reduction gear 10 on the top of disk seat apron 3 through utilizing the bolt, be favorable to driving motor 9 to drive axle center post 14 and stably rotate, be provided with a plurality of fixing bolt around the disk seat apron 3, fixing bolt passes the inside of disk seat apron 3 and carries out threaded connection with the top of transition disk seat 1, fix the top at transition disk seat 1 with disk seat apron 3 through utilizing fixing bolt, can guarantee that powder storage tank 2 is located the top of powder groove 24 down all the time, guarantee that metal powder can get into the inside of 3D printer main part 4 fast.
The implementation scenario is specifically as follows:
in the using process of the invention, firstly, the rolling bearing 21 is sleeved outside the bearing frame rod 22, the shaft center pole 14 is sleeved outside the rolling bearing 21, the annular filter screen 18 can rotate around the shaft center pole 14 in the transition disc seat 1, then the disc seat cover plate 3 is arranged at the top end of the transition disc seat 1 by the fixing bolt, after the bottom end fixed on the output rotating shaft 16 is inserted in the connecting plug bush 19, the disc seat cover plate 3 is fixed at the top end of the transition disc seat 1 by the fixing bolt, the positioning plug bush 12 fixed at the front top end of the disc seat cover plate 3 is positioned right above the powder dropping groove 24, then the blanking straight pipe 11 fixed at the bottom end of the powder storage tank 2 is inserted in the positioning plug bush 12, so that the metal powder in the powder storage tank 2 can fall from the inside of the positioning plug bush 12, pass through the inside of the annular filter screen 18 and fall in the powder dropping groove 24, and finally, the 3D printer enters the 3D printer body 4 to perform 3D printing.
And finally: the present invention is not limited to the above preferred embodiments, but rather, 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 metal 3D printer that advances powder and prevent blockking up, includes 3D printer main part (4), its characterized in that: the automatic powder discharging machine is characterized in that a discharging door (5) is arranged on the front one side of the top of the 3D printer main body (4), a control panel (8) is arranged on the front other side of the top of the 3D printer main body (4), a handle groove (7) is arranged on the front one side of the bottom of the 3D printer main body (4), a transition disc seat (1) is fixedly connected to one side of the top of the 3D printer main body (4), a disc seat cover plate (3) is arranged on the top of the transition disc seat (1), a powder storage tank (2) is arranged on the front bottom of the disc seat cover plate (3), a driving motor (9) is arranged on the top of the center of the disc seat cover plate (3), a speed reducer (10) is connected to the bottom of the driving motor (9), an axis column rod (14) is connected to the bottom of the speed reducer (10), and an annular filter screen (18) is fixedly connected to the outer wall of the bottom of the axis column rod (14), outer wall fixedly connected with annular retaining ring (15) of annular filter screen (18), annular retaining ring (15) swing joint is in the inside of transition disc seat (1), powder groove (24) down have been seted up in the front of transition disc seat (1) bottom, store up powder jar (2) and be located powder groove (24) down directly over, the bottom in powder groove (24) is connected with the printer inlet pipe down.
2. The metal 3D printer that advances powder and prevent blockking up of claim 1, its characterized in that: and a glass window (6) is embedded in the unloading door (5).
3. The metal 3D printer that advances powder and prevent blockking up of claim 1, characterized in that: the novel shaft-type speed reducer is characterized in that an output rotating shaft (16) is movably connected inside the bottom end of the speed reducer (10), a hexagonal prism (17) is fixedly connected to the bottom end of the output rotating shaft (16), a connecting plug bush (19) is inserted outside the hexagonal prism (17), and the bottom end of the connecting plug bush (19) is fixedly connected with the top end of the shaft center pole (14).
4. The metal 3D printer that advances powder and prevent blockking up of claim 1, characterized in that: the section of the powder discharging groove (24) is trapezoidal.
5. The metal 3D printer that advances powder and prevent blockking up of claim 1, characterized in that: the inner part of the bottom end of the axle center pole (14) is provided with a cylindrical groove (20), the inner part of the cylindrical groove (20) is movably connected with a rolling bearing (21), and the inner side of the rolling bearing (21) is movably connected with a bearing frame rod (22).
6. The metal 3D printer that advances powder and prevent blockking up of claim 5, its characterized in that: the bottom end of the bearing frame rod (22) is fixedly connected with a bearing support column (23), and the bottom end of the bearing support column (23) is fixedly connected with the inner wall of the bottom of the transition disc seat (1).
7. The metal 3D printer that advances powder and prevent blockking up of claim 1, characterized in that: the powder storage tank is characterized in that a blanking straight pipe (11) is fixedly connected to the bottom end of the powder storage tank (2), a positioning plug bush (12) is fixedly connected to the front top end of the disc seat cover plate (3), and the blanking straight pipe (11) is inserted into the positioning plug bush (12).
8. The metal 3D printer that advances powder and prevent blockking up of claim 1, characterized in that: a rotating shaft slotted hole (13) is formed in the center of the disc seat cover plate (3), and the output rotating shaft (16) is movably connected inside the rotating shaft slotted hole (13).
9. The metal 3D printer that advances powder and prevent blockking up of claim 1, its characterized in that: the speed reducer (10) is fixedly connected with the top end of the disc seat cover plate (3) through a bolt.
10. The metal 3D printer that advances powder and prevent blockking up of claim 1, characterized in that: a plurality of fixing bolts are arranged around the disc seat cover plate (3), and the fixing bolts penetrate through the inside of the disc seat cover plate (3) and are in threaded connection with the top of the transition disc seat (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210506828.9A CN114799226A (en) | 2022-05-11 | 2022-05-11 | Metal 3D printer that advances powder and prevent blockking up |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210506828.9A CN114799226A (en) | 2022-05-11 | 2022-05-11 | Metal 3D printer that advances powder and prevent blockking up |
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| CN114799226A true CN114799226A (en) | 2022-07-29 |
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| DE102008038645A1 (en) * | 2008-08-12 | 2010-02-18 | Zeppelin Silos & Systems Gmbh | Coarse material separator for separating coarse material from bulk material, has filter, which is arranged in housing, where horizontal rotary valve is arranged above filter plate |
| EP2500111A2 (en) * | 2011-03-17 | 2012-09-19 | Ricoh Company, Ltd. | Sieving device and powder-charging device |
| CN110814347A (en) * | 2019-12-16 | 2020-02-21 | 安徽隆源成型科技有限公司 | 3D printer metal powder storage vat |
| CN110842201A (en) * | 2019-12-24 | 2020-02-28 | 安徽隆源成型科技有限公司 | Powder feeding device of metal 3D printer |
| WO2021219045A1 (en) * | 2020-04-30 | 2021-11-04 | Ma Zhihao | Screening device |
| CN213137832U (en) * | 2020-08-10 | 2021-05-07 | 超创网络科技(深圳)有限公司 | 3D printing raw materials anti-clogging device |
| CN214557422U (en) * | 2020-12-10 | 2021-11-02 | 浙江意动科技股份有限公司 | Base shaft type SLM metal printer powder supply device |
| CN215283389U (en) * | 2021-07-30 | 2021-12-24 | 深圳市酷彼伴玩具有限公司 | Fuse deposition modeling 3D prints shower nozzle |
| CN215544938U (en) * | 2021-12-14 | 2022-01-18 | 沈阳兴兴动力设备开发有限公司 | Metal 3D printer that advances powder and prevent blockking up |
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