CN113059801A - Powder feeding cylinder opening position adjusting device and 3D printing powder feeding system - Google Patents
Powder feeding cylinder opening position adjusting device and 3D printing powder feeding system Download PDFInfo
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- CN113059801A CN113059801A CN202110312250.9A CN202110312250A CN113059801A CN 113059801 A CN113059801 A CN 113059801A CN 202110312250 A CN202110312250 A CN 202110312250A CN 113059801 A CN113059801 A CN 113059801A
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- 239000000843 powder Substances 0.000 title claims abstract description 171
- 238000010146 3D printing Methods 0.000 title abstract description 14
- 238000007639 printing Methods 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 239000002994 raw material Substances 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000007480 spreading Effects 0.000 abstract description 13
- 238000002360 preparation method Methods 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
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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
- B29C64/141—Processes of additive manufacturing using only solid materials
- B29C64/153—Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/205—Means for applying layers
-
- 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
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/321—Feeding
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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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
Abstract
The invention discloses a powder feeding cylinder opening position adjusting device and a powder feeding system for 3D printing, wherein the powder feeding cylinder opening position adjusting device comprises a powder feeding cylinder, a push plate, a first driving mechanism, a first opening adjusting plate, a second opening adjusting plate and a powder spreading scraper; the push plate is arranged in the powder supply cylinder; the first driving mechanism is connected with the push plate and drives the push plate to drive the powder raw material to move to the discharge hole of the powder supply cylinder; the first opening adjusting plate is arranged at a discharge port of the powder supply cylinder; the second opening adjusting plate is arranged at the discharge port of the powder supply cylinder and is opposite to the first opening adjusting plate, and the second opening adjusting plate and the first opening adjusting plate are matched to limit the opening area of the discharge port of the powder supply cylinder; the powder spreading scraper is arranged at the discharge port of the powder supply cylinder and can move along the end surfaces of the first opening adjusting plate and the second opening adjusting plate to scrape the raw powder materials at the discharge port of the powder supply cylinder to a specified position. The invention can effectively reduce the powder preparation amount in the powder feeding cylinder and the powder spreading amount during printing, reduce the powder waste and reduce the part printing cost.
Description
Technical Field
The invention belongs to the technical field of 3D printing, and particularly relates to a powder feeding cylinder opening position adjusting device and a powder feeding system for 3D printing.
Background
According to the existing 3D printing technology for selective laser melting, professional software is used for carrying out slice scanning on a three-dimensional model of a part, a printing path is generated, laser beams are scanned and printed layer by layer according to the printing path, powder materials in a scanning area are sintered and formed, when the part is printed, a powder paving mechanism is required to pave a layer of powder when the laser beams scan one layer, powder is paved layer by layer, the powder is scanned and sintered, and three-dimensional part printing is finally completed.
The bottom powder feeding cylinder commonly used supplies powder laser to select district melting and print, when printing different parts, can not be according to the position of part at the printing cylinder and adjust the powder that supplies shop's powder position, when printing slender part very much, all can only pave whole printing cylinder working plane, and the required powder of actual printing sintering is few, and the powder preparation volume is big when leading to printing, shop's powder volume is big, extravagant serious, prints with high costs.
Disclosure of Invention
Aiming at the problems, the invention provides a powder feeding cylinder opening position adjusting device and a powder feeding system for 3D printing, which can effectively reduce the powder preparation amount in a powder feeding cylinder and the powder spreading amount during printing, reduce powder waste and reduce the part printing cost.
In order to achieve the technical purpose and achieve the technical effects, the invention is realized by the following technical scheme:
in a first aspect, the present invention provides a powder feeding cylinder opening position adjusting device, including:
the powder supply cylinder is used for storing powder raw materials required by printing;
the push plate is arranged in the powder supply cylinder;
the first driving mechanism is connected with the push plate and drives the push plate to drive the powder raw material to move to a discharge hole of the powder supply cylinder;
the first opening automatic adjusting plate is arranged at a discharge opening of the powder supply cylinder;
the second opening automatic adjusting plate is arranged at the discharge port of the powder supply cylinder, is opposite to the first opening adjusting plate and is matched with the first opening automatic adjusting plate to limit the opening area of the discharge port of the powder supply cylinder;
spread the powder scraper, locate supply powder jar discharge gate department, can along the terminal surface motion of first opening regulating plate and second opening regulating plate will supply the powder raw and other materials of powder jar discharge gate department to scrape to assigned position department.
Optionally, the first drive mechanism is a piston drive mechanism.
Optionally, the first aperture adjustment plate and the second aperture adjustment plate are identical in structure and each comprise a first plate and a second plate which are hinged;
the first plate is arranged at a discharge port of the powder supply cylinder;
the second board is located supply the inside of powder jar, and with there is the contained angle between the first board, the contained angle is the acute angle.
Optionally, the first plate is connected with the powder supply cylinder through a screw.
Optionally, a pin shaft groove is formed in the first plate, and the first plate is connected with the powder supply cylinder through a pin shaft.
Optionally, the first opening adjusting plate and the second opening adjusting plate are identical in structure and comprise a first telescopic plate, a second driving mechanism and a third driving mechanism;
the first expansion plate is arranged at a discharge port of the powder supply cylinder;
the second expansion plate is arranged inside the powder supply cylinder and is vertically connected with the first expansion plate;
the second driving mechanism is connected with the first expansion plate and drives the first expansion plate to extend or shorten;
and the third driving mechanism is connected with the second expansion plate and drives the second expansion plate to extend or shorten.
Optionally, a sealing member is arranged on the second expansion plate, and when the push plate is in contact with the second expansion plate, the sealing member is located between the push plate and the second expansion plate.
Optionally, the periphery of the push plate is in contact with the inner wall of the powder supply cylinder.
Optionally, the powder supply cylinder comprises a circumferential cylinder wall, a heating module and a temperature sensor; the heating module is positioned in the cylinder wall and used for heating; the temperature sensor is positioned in the powder supply cylinder and used for monitoring the internal temperature of the powder supply cylinder.
In a second aspect, the present invention provides a powder feeding system for 3D printing, comprising:
the powder feeding cylinder opening position adjusting device of any one of the first aspect;
a print cylinder proximate the toner supply cylinder.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the first opening adjusting plate and the second opening adjusting plate can be manually adjusted according to the size of a printing part and the specific position in the printing cylinder, so that accurate powder feeding and powder laying are realized, the powder preparation amount in the powder feeding cylinder is reduced, the powder laying amount during printing is reduced, the powder waste is reduced, the printing cost is reduced, and the method has important significance for popularization and application of a 3D printing technology.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a second schematic structural diagram of an embodiment of the present invention;
FIG. 3 is a third schematic structural diagram according to an embodiment of the present invention;
FIG. 4 is a fourth schematic structural diagram according to an embodiment of the present invention;
FIG. 5 is a fifth schematic structural diagram according to an embodiment of the present invention;
wherein: 1-powder supply cylinder, 2-first opening adjusting plate, 3-second opening adjusting plate, 4-powder spreading scraper, 5-printing working cylinder and 6-piston plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the scope of the invention.
In the description of the present patent, it is to be noted that the terms "upper", "lower", "left", "right", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present patent and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present patent.
In the description of the present patent application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The following detailed description of the principles of the invention is provided in connection with the accompanying drawings.
Because among the prior art, when printing different parts, can not adjust the powder that supplies and spread the powder position according to the position of part at the print cylinder, when printing slender part especially, all can only pave whole print cylinder work plane, and the required powder of actual printing sintering is few, and the powder preparation volume is big when leading to printing, and the powder volume of paving is big, extravagant serious, prints with high costsly. Therefore, the opening position adjusting device for the powder feeding cylinder for 3D printing provided by the invention can effectively reduce the powder preparation amount in the powder feeding cylinder and the powder spreading amount during printing, reduce powder waste and reduce the part printing cost.
Example 1
As shown in fig. 1-2, an opening position adjusting device of a powder feeding cylinder of the present invention comprises:
the powder supply cylinder 1 is used for storing powder raw materials required by printing according to the printing requirements;
the push plate 6 is arranged in the powder supply cylinder 1; in the actual use process, the periphery of the push plate 6 is in contact with the inner wall of the powder supply cylinder 1, so that the powder raw materials are prevented from falling off from the push plate 6;
the first driving mechanism is connected with the push plate 6 and drives the push plate 6 to drive the powder raw material to move to the discharge hole of the powder supply cylinder 1; in the actual use process, the first driving mechanism can move up and down to change the powder volume of the powder supply cylinder 1, store powder according to the printing requirement each time and supply powder raw materials according to the requirement in the layer-by-layer printing process; in one embodiment of this embodiment, the first drive mechanism is a piston drive mechanism.
The first opening adjusting plate 2 is arranged at the discharge port of the powder supply cylinder 1;
the second opening adjusting plate 3 is arranged at the discharge port of the powder supply cylinder 1, is opposite to the first opening adjusting plate 2, and is matched with the first opening adjusting plate and the second opening adjusting plate to limit the opening area of the discharge port of the powder supply cylinder 1;
In one embodiment of this embodiment, as shown in fig. 1, the first aperture-adjusting plate 2 and the second aperture-adjusting plate 3 are identical in structure and each include a first plate 7 and a second plate 8 that are hinged;
the first plate 7 is arranged at the discharge port of the powder supply cylinder 1;
the second plate 8 is arranged inside the powder supply cylinder 1, and an included angle is formed between the second plate and the first plate and is an acute angle;
in the practical use process, when the push plate 6 moves towards the discharge hole of the powder supply cylinder 1 under the action of the first driving mechanism, the second plate 8 rotates relative to the first plate 7 under the action of the push plate 6.
In a specific embodiment of this embodiment, the first plate 7 is connected to the powder feeding cylinder 1 by screws.
In another specific implementation manner of this embodiment, a pin shaft groove is formed in the first plate 7, and the first plate 7 is connected to the powder supply cylinder 1 through a pin shaft.
Example 2
As shown in fig. 3 to 5, example 1 of the present invention is different from example 1 in that:
the first opening adjusting plate and the second opening adjusting plate are identical in structure and respectively comprise a first telescopic plate 9, a second telescopic plate 10, a second driving mechanism 11 and a third driving mechanism 12;
the first expansion plate 9 is arranged at the discharge port of the powder supply cylinder;
the second expansion plate 10 is arranged inside the powder supply cylinder and is vertically connected with the first expansion plate;
the second driving mechanism 11 is connected with the first expansion plate 9 and drives the first expansion plate to extend or shorten;
the third driving mechanism 12 is connected to the second retractable plate 10 to drive the second retractable plate to extend or contract.
Be equipped with the sealing member (not shown in the figure) on the second expansion plate, when the push pedal contacts with the second expansion plate, the sealing member is located between the two, and powder is followed from supplying powder jar powder storage area to both sides space adjustment district and is leaked when preventing the push pedal up-and-down motion.
Example 3
The embodiment provides a 3D prints and uses powder feeding system, including powder feeding cylinder opening position adjusting device and the print work jar 5 among embodiment 1, print work jar 5 is close to supply powder jar 1, spread powder scraper 4 and be used for scraping the powder that supplies powder jar 1 to print work jar 5's table surface on. And 3D printing equipment with a laser energy source is fixed above the printing working cylinder 5 and used for completing 3D printing on the powder raw materials on the working table surface of the printing working cylinder 5.
In summary, the working principle of the powder feeding system for 3D printing in this embodiment is as follows:
according to the space position of the part during printing, the positions of the first opening adjusting plate 2 and the second opening adjusting plate 3 at the opening of the powder supply cylinder 1 and the distance between the first opening adjusting plate and the second opening adjusting plate are adjusted, so that the powder spreading width and the powder spreading position are controlled, the printed part is correspondingly spread, and a certain powder spreading width allowance is reserved according to the height of the printed part; specifically, the method comprises the following steps: the printing cylinder horizontal direction consists of two axes, the x-axis and the y-axis respectively. The X axis is the movement direction of the powder spreading scraper, and the y axis is vertical to the X axis. The part to be printed is placed at the spatial position of the printing working cylinder and fed back to the printer control system, the printer control system extracts the maximum coordinates y1 and y2 of the three-dimensional space in the y-axis direction of the 3D contour of the part, and the coordinates y1 and y2 are added with an outward expanded numerical value through calculation, so that the powder spreading width coordinate when the part is printed is obtained.
The driving mechanism drives the push plate 6 to move towards the discharge hole of the powder supply cylinder 1, so that the powder raw material is higher than the first opening adjusting plate 2 and the second opening adjusting plate 3;
the powder spreading scraper 4 is driven by a power mechanism, powder raw materials provided by the powder supply cylinder 1 are scraped to the working table surface of the printing working cylinder 5, and after printing is finished, the powder raw materials return to the outer side of the powder supply cylinder 1 to execute the next powder spreading action;
utilize the equipment of the 3D printing laser energy source above the printing working cylinder 5, accomplish 3D to the powder raw and other materials that are located on the 5 table surfaces of printing working cylinder.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A powder feeding cylinder opening position adjusting device is characterized by comprising:
the powder supply cylinder is used for storing powder raw materials required by printing;
the push plate is arranged in the powder supply cylinder;
the first driving mechanism is connected with the push plate and drives the push plate to drive the powder raw material to move to a discharge hole of the powder supply cylinder;
the first opening automatic adjusting plate is arranged at a discharge opening of the powder supply cylinder;
the second opening automatic adjusting plate is arranged at the discharge port of the powder supply cylinder, is opposite to the first opening adjusting plate and is matched with the first opening automatic adjusting plate to limit the opening area of the discharge port of the powder supply cylinder;
spread the powder scraper, locate supply powder jar discharge gate department, can along the terminal surface motion of first opening regulating plate and second opening regulating plate will supply the powder raw and other materials of powder jar discharge gate department to scrape to assigned position department.
2. The powder feeding cylinder opening position adjusting device according to claim 1, characterized in that: the first driving mechanism is a piston driving mechanism.
3. The powder feeding cylinder opening position adjusting device according to claim 1, characterized in that: the first opening adjusting plate and the second opening adjusting plate are identical in structure and comprise a first plate and a second plate which are hinged;
the first plate is arranged at a discharge port of the powder supply cylinder;
the second board is located supply the inside of powder jar, and with there is the contained angle between the first board, the contained angle is the acute angle.
4. A powder feeding cylinder opening position adjusting device as defined in claim 3, characterized in that: the first plate is connected with the powder supply cylinder through screws.
5. A powder feeding cylinder opening position adjusting device as defined in claim 3, characterized in that: the powder feeding device is characterized in that a pin shaft groove is formed in the first plate, and the first plate is connected with the powder feeding cylinder through a pin shaft.
6. The powder feeding cylinder opening position adjusting device according to claim 1, characterized in that: the first opening adjusting plate and the second opening adjusting plate are identical in structure and respectively comprise a first telescopic plate, a second driving mechanism and a third driving mechanism;
the first expansion plate is arranged at a discharge port of the powder supply cylinder;
the second expansion plate is arranged inside the powder supply cylinder and is vertically connected with the first expansion plate;
the second driving mechanism is connected with the first expansion plate and drives the first expansion plate to extend or shorten;
and the third driving mechanism is connected with the second expansion plate and drives the second expansion plate to extend or shorten.
7. The powder feeding cylinder opening position adjusting device according to claim 6, characterized in that: and a sealing element is arranged on the second expansion plate, and when the push plate is contacted with the second expansion plate, the sealing element is positioned between the push plate and the second expansion plate.
8. The powder feeding cylinder opening position adjusting device according to claim 1, characterized in that: the periphery of the push plate is in contact with the inner wall of the powder supply cylinder.
9. The powder feeding cylinder opening position adjusting device according to claim 1, characterized in that: the powder supply cylinder comprises peripheral cylinder walls, a heating module and a temperature sensor; the heating module is positioned in the cylinder wall and used for heating; the temperature sensor is positioned in the powder supply cylinder and used for monitoring the internal temperature of the powder supply cylinder.
10. The utility model provides a 3D prints with sending whitewashed system which characterized in that includes:
the powder feeding cylinder opening position adjusting device of any one of claims 1 to 9;
a print cylinder proximate the toner supply cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110312250.9A CN113059801A (en) | 2021-03-24 | 2021-03-24 | Powder feeding cylinder opening position adjusting device and 3D printing powder feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110312250.9A CN113059801A (en) | 2021-03-24 | 2021-03-24 | Powder feeding cylinder opening position adjusting device and 3D printing powder feeding system |
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| Publication Number | Publication Date |
|---|---|
| CN113059801A true CN113059801A (en) | 2021-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110312250.9A Pending CN113059801A (en) | 2021-03-24 | 2021-03-24 | Powder feeding cylinder opening position adjusting device and 3D printing powder feeding system |
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| Country | Link |
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| CN (1) | CN113059801A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113681029A (en) * | 2021-08-03 | 2021-11-23 | 上海电气集团股份有限公司 | Powder feeding device, 3D printing system and 3D printing method |
| CN114603162A (en) * | 2022-03-15 | 2022-06-10 | 浙江机电职业技术学院 | Metal powder paving system applied to 3D double-laser metal printer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204417597U (en) * | 2014-12-25 | 2015-06-24 | 山西春明激光科技有限公司 | Two-ways regulation powder-feeding mouth |
| CN206732131U (en) * | 2017-05-22 | 2017-12-12 | 西安科技大学 | A kind of adjustable area formula SLS power spreading devices |
| CN107650380A (en) * | 2017-09-26 | 2018-02-02 | 芜湖天梦信息科技有限公司 | A powder feeding cylinder for a 3D printer |
| CN111906305A (en) * | 2020-05-25 | 2020-11-10 | 淮阴工学院 | Selective laser melting continuous gradient material powder laying device and method |
-
2021
- 2021-03-24 CN CN202110312250.9A patent/CN113059801A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204417597U (en) * | 2014-12-25 | 2015-06-24 | 山西春明激光科技有限公司 | Two-ways regulation powder-feeding mouth |
| CN206732131U (en) * | 2017-05-22 | 2017-12-12 | 西安科技大学 | A kind of adjustable area formula SLS power spreading devices |
| CN107650380A (en) * | 2017-09-26 | 2018-02-02 | 芜湖天梦信息科技有限公司 | A powder feeding cylinder for a 3D printer |
| CN111906305A (en) * | 2020-05-25 | 2020-11-10 | 淮阴工学院 | Selective laser melting continuous gradient material powder laying device and method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113681029A (en) * | 2021-08-03 | 2021-11-23 | 上海电气集团股份有限公司 | Powder feeding device, 3D printing system and 3D printing method |
| CN114603162A (en) * | 2022-03-15 | 2022-06-10 | 浙江机电职业技术学院 | Metal powder paving system applied to 3D double-laser metal printer |
| CN114603162B (en) * | 2022-03-15 | 2023-10-13 | 浙江机电职业技术学院 | Metal powder paving system applied to 3D double-laser metal printer |
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