CN114161568A - Powder paving device and 3D printing equipment - Google Patents
Powder paving device and 3D printing equipment Download PDFInfo
- Publication number
- CN114161568A CN114161568A CN202111428406.6A CN202111428406A CN114161568A CN 114161568 A CN114161568 A CN 114161568A CN 202111428406 A CN202111428406 A CN 202111428406A CN 114161568 A CN114161568 A CN 114161568A
- Authority
- CN
- China
- Prior art keywords
- cleaning
- driving
- scraping plate
- piece
- sand scraping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000843 powder Substances 0.000 title claims abstract description 44
- 238000010146 3D printing Methods 0.000 title claims abstract description 16
- 238000004140 cleaning Methods 0.000 claims abstract description 98
- 239000004576 sand Substances 0.000 claims abstract description 51
- 238000007790 scraping Methods 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 239000012535 impurity Substances 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000007480 spreading Effects 0.000 claims description 14
- 238000010408 sweeping Methods 0.000 claims description 10
- 238000010410 dusting Methods 0.000 claims 5
- 238000007639 printing Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/50—Cleaning by methods involving the use of tools involving cleaning of the cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/001—Rapid manufacturing of 3D objects by additive depositing, agglomerating or laminating of material
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
Abstract
The application relates to a spread powder device, including device body, sand scraping plate and cleaning mechanism, sand scraping plate set up in the bottom of device body, cleaning mechanism includes first driving piece and the first piece that cleans, first driving piece set up in on the device body, first driving piece with the first drive that cleans links to each other, just first clean with sand scraping plate sliding fit, first driving piece drive first clean the piece is in sand scraping plate's extending direction removes, so that first clean a clearance impurity on the sand scraping plate. The application also relates to a 3D printing device. The powder paving mechanism can solve the problem that the quality of a printing sand core is affected due to the fact that the powder paving mechanism in the existing 3D printing equipment cannot clean timely.
Description
Technical Field
The invention relates to the technical field of 3D printing equipment, in particular to a powder paving device and 3D printing equipment.
Background
At present, 3D printing apparatus's shop's powder mechanism and clean mechanism all are mutually independent, clean the rear side that the mechanism generally is located 3D printing apparatus, when shop's powder mechanism accomplish shop's powder action back many times, can open shop's powder mechanism to clean the position and clean the sand scraping plate of shop's powder mechanism through cleaning the mechanism, the purpose of cleaning the mechanism is to get rid of grit, grey material etc. that bond on the sand scraping plate to guarantee shop's powder mechanism normal operating.
Because clean the rear that the mechanism is located 3D printing apparatus, after cleaning to spreading powder mechanism, spread powder ware mechanism when following backward forward motion, can guarantee to a certain extent to spread the cleanness of scraping the sand board on the powder mechanism, nevertheless when spreading powder mechanism and spreading towards when cleaning the mechanism and removing after powder, inevitable grit can bond on it on the scraping the sand board to make the grit on the scraping the sand board drop on the sand face, the influence prints the psammitolite quality.
Disclosure of Invention
Based on this, it is necessary to provide a powder paving device and 3D printing equipment to solve the problem that the quality of the printing sand core is affected because a powder paving mechanism in the existing 3D printing equipment cannot clean in time.
In order to solve the problems, the invention adopts the following technical scheme:
the embodiment of the invention discloses a powder spreading device which comprises a device body, a sand scraping plate and a cleaning mechanism, wherein the sand scraping plate is arranged at the bottom of the device body, the cleaning mechanism comprises a first driving piece and a first cleaning piece, the first driving piece is arranged on the device body, the first driving piece is connected with the first cleaning piece in a driving mode, the first cleaning piece is in sliding fit with the sand scraping plate, and the first driving piece drives the first cleaning piece to move in the extending direction of the sand scraping plate so that the first cleaning piece can clean impurities on the sand scraping plate.
In one embodiment, the first driving part comprises a driving motor, a transmission part and a sliding block, the driving motor is connected with the transmission part in a driving mode, the transmission part is arranged in the extending direction of the sand scraping plate, the sliding block is movably arranged on the transmission part, the first cleaning part is connected with the sliding block, and the driving motor drives the transmission part to drive the sliding block to move and drive the first cleaning part to move.
In one embodiment, the transmission part is a lead screw, the sliding block is in threaded connection with the lead screw, and the driving motor drives the lead screw to rotate so as to drive the sliding block to move on the lead screw.
In one embodiment, the first cleaning element is detachably connected to the sliding block.
In one embodiment, the cleaning mechanism further includes a second driving member and a second cleaning member, the second driving member is disposed on the device body, the second driving member is connected to the second cleaning member in a driving manner, and the second driving member drives the second cleaning member to move toward the first cleaning member to clean the first cleaning member.
In one embodiment, the second sweeping member is a cleaning bristle wheel that rotates to clean the second sweeping member.
In one embodiment, the second driving member is an air cylinder, and the air cylinder drives the second sweeping member to move.
In one embodiment, the first cleaning member is one of a row brush, a laser cleaning member and a microwave cleaning member.
In one embodiment, the cleaning mechanism further comprises a mounting plate disposed on the device body, and the first driving member is mounted on the mounting plate.
In a second aspect, an embodiment of the present invention discloses a 3D printing apparatus, including the above-described powder spreading device.
The technical scheme adopted by the invention can achieve the following beneficial effects:
in the powder paving device disclosed by the embodiment of the invention, the first cleaning piece is driven to move by the first driving piece, so that the cleaning of the sand scraping plate is realized. Compared with the existing powder spreading device, in the embodiment disclosed by the embodiment of the invention, the powder spreading device can clean the sand scraping plate through the first cleaning piece in the powder spreading process, so that impurities on the sand scraping plate can be cleaned in time, the sand scraping plate can always keep good cleanliness, and the sand gravel on the sand scraping plate can be prevented from falling onto a sand surface to influence the quality of the printing sand core.
Drawings
Fig. 1 is a schematic structural diagram of a powder laying device disclosed by the embodiment of the invention;
FIG. 2 is a schematic partial structural view of a powder laying device disclosed in the embodiment of the invention;
fig. 3 is an enlarged view of a portion of the structure of fig. 2.
Description of reference numerals:
100-device body, 200-sand scraping plate, 310-first driving piece, 311-driving motor, 312-transmission part, 313-sliding block, 320-first cleaning piece, 330-second driving piece, 340-second cleaning piece and 350-mounting plate.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," "top," "bottom," "top," and the like are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 3, the embodiment of the invention discloses a powder spreading device applied to 3D printing equipment, and the disclosed powder spreading device includes a device body 100, a sand scraping plate 200 and a cleaning mechanism.
In a specific operation, the first driving member 310 drives the first cleaning member 320 to move in the extending direction of the sand scraping plate 200, so that the first cleaning member 320 is in sliding contact with the outer surface of the sand scraping plate 200, and the foreign materials on the outer surface of the sand scraping plate 200 are cleaned, i.e. the foreign materials on the sand scraping plate 200 are cleaned by the first cleaning member 320.
As can be seen from the above, in the powder spreading device disclosed in the embodiment of the present invention, the first driving member 310 drives the first cleaning member 320 to move, so as to clean the sand scraping plate 200. Compared with the existing powder paving device, in the embodiment disclosed by the embodiment of the invention, the powder paving device can clean the sand scraping plate 200 through the first cleaning piece 320 in the powder paving process, so that impurities on the sand scraping plate 200 can be cleaned in time, the sand scraping plate 200 can always keep good cleanliness, and gravel on the sand scraping plate 200 can be prevented from falling onto a sand surface to influence the quality of a printing sand core.
In an embodiment of the present invention, the first driving element 310 may include a driving motor 311, a transmission part 312 and a sliding block 313, the driving motor 311 may be in driving connection with the transmission part 312, the transmission part 312 may be arranged in an extending direction of the sand scraping plate 200, the sliding block 313 may be movably disposed on the transmission part 312, and the first cleaning element 320 may be connected with the sliding block 313, during a specific operation process, the driving motor 311 may drive the transmission part 312 to drive the sliding block 313 to move, so that the sliding block 313 drives the first cleaning element 320 to move, so that the first cleaning element 320 cleans impurities on the sand scraping plate 200. The mode has simple structure, convenient operation and lower cost. Of course, the first driving member 310 may be other driving mechanisms, and the embodiment of the invention is not limited thereto.
Further, the transmission part 312 may be a lead screw, the sliding block 313 and the lead screw may be connected by a thread, and in operation, the driving motor 311 may drive the lead screw to rotate, so that the rotating lead screw drives the sliding block 313 to move on the lead screw due to the threaded connection of the sliding block 313 and the lead screw. In this way, the driving of the sliding block 313 is more stable, so that the moving effect of the sliding block 313 is better, and the first cleaning member 320 can be more stably driven to clean the impurities on the sand scraping plate 200.
In an alternative embodiment, the first cleaning member 320 is detachably coupled to the slider 313. This facilitates the removal of the first cleaning member 320, so that the first cleaning member 320 can be replaced, and the first cleaning member 320 can always have a good cleaning effect.
In the disclosed embodiment of the present invention, the cleaning mechanism may further include a second driving element 330 and a second cleaning element 340, the second driving element 330 may be disposed on the device body 100, the second driving element 330 may be in driving connection with the second cleaning element 340, and during the application process, the second driving element 330 may drive the second cleaning element 340 to move toward the first cleaning element 320, so as to clean the impurities on the first cleaning element 320. Under the condition, the second cleaning piece 320 can timely clean impurities attached to the first cleaning piece 320, so that the first cleaning piece 320 can always keep a good cleaning effect, the first cleaning piece 320 can better clean the sand scraping plate 200, and the powder spreading effect is finally facilitated.
Further, the second cleaning member 340 may be a cleaning bristle wheel, and at this time, the second driving member 330 may drive the cleaning bristle wheel to rotate during the cleaning process, so that the impurities attached to the first cleaning member 320 are cleaned by the rotating cleaning bristle wheel. In this case, the second cleaning member 340 has a simple structure and a low cost, and can achieve a good cleaning effect. Of course, the second cleaning element 340 may also be another cleaning element such as a towel, a sponge, etc., and the embodiment of the present invention is not limited thereto.
In an alternative embodiment, the second driving member 330 may be an air cylinder, and the air cylinder may drive the second sweeping member 340 to move. The second driving member 330 has a simple structure, is convenient to operate, and has a low cost. Of course, the second driving element 330 may also be other driving mechanisms, and the embodiment of the invention is not limited thereto.
In the embodiment of the present invention, the first cleaning member 320 may be one of a row brush, a laser cleaning member and a microwave cleaning member. The user can select different kinds of the first cleaning members 320 according to the specific situation.
In the disclosed embodiment of the present invention, the cleaning mechanism may further include a mounting plate 350, the mounting plate 350 may be disposed on the device body 100, and the first driving member 310 may be mounted on the mounting plate 350. The mounting plate 350 can provide a mounting location for the first driving member 310, thereby facilitating the mounting of the first driving member 310 and the mounting of the cleaning mechanism to the device body 100.
Based on the powder paving device disclosed by the embodiment of the invention, the embodiment of the invention also discloses 3D printing equipment, and the disclosed 3D printing equipment comprises the powder paving device disclosed by any embodiment.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a spread powder device, its characterized in that, includes device body (100), sand scraping plate (200) and cleans the mechanism, sand scraping plate (200) set up in the bottom of device body (100), clean the mechanism including first driving piece (310) and first cleaning piece (320), first driving piece (310) set up in on the device body (100), first driving piece (310) with first cleaning piece (320) drive links to each other, just first cleaning piece (320) with sand scraping plate (200) sliding fit, first driving piece (310) drive first cleaning piece (320) are in the extending direction of sand scraping plate (200) removes, so that first cleaning piece (320) clear up impurity on the sand scraping plate (200).
2. The powder paving device as claimed in claim 1, wherein the first driving member (310) comprises a driving motor (311), a transmission part (312) and a sliding block (313), the driving motor (311) is in driving connection with the transmission part (312), the transmission part (312) is arranged in the extending direction of the sand scraping plate (200), the sliding block (313) is movably arranged on the transmission part (312), the first cleaning member (320) is connected with the sliding block (313), and the driving motor (311) drives the transmission part (312) to drive the sliding block (313) to move and drive the first cleaning member (320) to move.
3. The powder paving device as claimed in claim 2, wherein the transmission part (312) is a lead screw, the slide block (313) is in threaded connection with the lead screw, and the driving motor (311) drives the lead screw to rotate so as to drive the slide block (313) to move on the lead screw.
4. A dusting device according to claim 2, characterized in that said first sweeping member (320) is removably associated with said sliding block (313).
5. The powder paving device as claimed in claim 1, wherein the cleaning mechanism further comprises a second driving member (330) and a second cleaning member (340), the second driving member (330) is arranged on the device body (100), the second driving member (330) is in driving connection with the second cleaning member (340), and the second driving member (330) drives the second cleaning member (340) to move towards the first cleaning member (320) so as to clean the first cleaning member (320).
6. A dusting device according to claim 5, characterized in that said second sweeping member (340) is a cleaning hair wheel rotating to clean said first sweeping member (320).
7. A dusting device according to claim 5, characterized in that the second driving element (330) is a pneumatic cylinder driving the second sweeping member (340) to move.
8. A dusting apparatus according to claim 1, characterized in that the first sweeping member (320) is one of a row brush, a laser cleaning member and a microwave cleaning member.
9. A dusting device according to claim 1, characterized in that said sweeping mechanism further comprises a mounting plate (350), said mounting plate (350) being arranged on said device body (100), said first driving member (310) being mounted on said mounting plate (350).
10. 3D printing apparatus, characterized in that it comprises a powder spreading device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111428406.6A CN114161568A (en) | 2021-11-29 | 2021-11-29 | Powder paving device and 3D printing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111428406.6A CN114161568A (en) | 2021-11-29 | 2021-11-29 | Powder paving device and 3D printing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114161568A true CN114161568A (en) | 2022-03-11 |
Family
ID=80481257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111428406.6A Pending CN114161568A (en) | 2021-11-29 | 2021-11-29 | Powder paving device and 3D printing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114161568A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850504A (en) * | 2022-05-12 | 2022-08-05 | 杭州喜马拉雅信息科技有限公司 | SLM type 3D printer powder paving equipment with anti-sticking function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666883A (en) * | 2016-04-08 | 2016-06-15 | 宁夏共享模具有限公司 | 3D printing equipment spreading device capable of automatically sweeping |
| CN107599383A (en) * | 2017-10-31 | 2018-01-19 | 陕西聚高增材智造科技发展有限公司 | Laser selective melting/sintering binary powder laying system |
| CN110142961A (en) * | 2019-04-30 | 2019-08-20 | 共享智能装备有限公司 | A kind of cleaning plant of powder 3D printer powdering equipment |
| CN213764010U (en) * | 2020-09-21 | 2021-07-23 | 江苏威拉里新材料科技有限公司 | 3D prints scraper with clean function |
-
2021
- 2021-11-29 CN CN202111428406.6A patent/CN114161568A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666883A (en) * | 2016-04-08 | 2016-06-15 | 宁夏共享模具有限公司 | 3D printing equipment spreading device capable of automatically sweeping |
| CN107599383A (en) * | 2017-10-31 | 2018-01-19 | 陕西聚高增材智造科技发展有限公司 | Laser selective melting/sintering binary powder laying system |
| CN110142961A (en) * | 2019-04-30 | 2019-08-20 | 共享智能装备有限公司 | A kind of cleaning plant of powder 3D printer powdering equipment |
| CN213764010U (en) * | 2020-09-21 | 2021-07-23 | 江苏威拉里新材料科技有限公司 | 3D prints scraper with clean function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850504A (en) * | 2022-05-12 | 2022-08-05 | 杭州喜马拉雅信息科技有限公司 | SLM type 3D printer powder paving equipment with anti-sticking function |
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| PB01 | Publication | ||
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Application publication date: 20220311 |