CN109014042B - Spreading device with cleaning mechanism - Google Patents
Spreading device with cleaning mechanism Download PDFInfo
- Publication number
- CN109014042B CN109014042B CN201810810193.5A CN201810810193A CN109014042B CN 109014042 B CN109014042 B CN 109014042B CN 201810810193 A CN201810810193 A CN 201810810193A CN 109014042 B CN109014042 B CN 109014042B
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- spreading
- cleaning
- blanking
- opening
- assembly
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- 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)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The utility model provides a spreading device with clearance mechanism, belongs to the 3D printing technical field of additive manufacturing, has solved spreading device's clearance timeliness problem in the additive manufacturing equipment, spreading device with clearance mechanism includes spreading mechanism and clearance mechanism, and spreading mechanism spanes in holding material mechanism top for the spreading; the cleaning mechanism is divided into a cleaning assembly and a cleaning cavity, the cleaning assembly is used for cleaning a discharging opening of the spreading mechanism so as to keep the discharging opening of the spreading mechanism in a clean state all the time, and the cleaning assembly and the spreading mechanism are arranged side by side in parallel; the clearance chamber sets up the hold material mechanism both ends in spreading mechanism running direction, provides working space for the clearance on the one hand, and the shakeout of clearance can be acceptd to the on the other hand. According to the invention, the spreading mechanism is cleaned at the maximum position and the original point position, so that the problems of unsmooth blanking or scratch on the surface of a sand layer or stacking marks on the surface of the sand layer caused by sticking materials of the blanking opening and the pressing plate are avoided.
Description
Technical Field
The invention relates to the technical field of 3D printing, in particular to a paving device for raw materials in 3D printing equipment.
Background
The working principle of the sand mould 3D printing equipment is that the spreading device and the cleaning device are arranged separately, the spreading device finishes one-time reciprocating motion and then returns to the original position again, the spreading device is cleaned in the original position of the spreading device, the defect of the working mode of cleaning the spreading device is that the spreading device cannot be cleaned when sand bonding occurs at the maximum position of the spreading device, the surface of a sand layer is damaged, if sand grains are adhered on the spreading device, the paved surface of the sand layer is scratched, and the phenomenon of scratching or sand drawing occurs on the surface of the sand layer; if a layer of sand is adhered to the spreading device, the surface of the paved sand layer is scraped to exceed the height, so that the thickness of the sand layer is thinned or the problem of stacking marks is caused.
Disclosure of Invention
In view of the problem that the surface of the paved sand layer is scratched or piled up due to the fact that the paving device cannot be cleaned in time, it is necessary to provide a paving device with a cleaning mechanism, and the paving device can be cleaned in time at the original point position and the maximum position, so that the paving device can be cleaned before travelling, and a high-quality paving process is guaranteed.
The spreading device comprises a spreading mechanism and a cleaning mechanism, wherein the spreading mechanism spans over the material containing mechanism, a discharging opening of the spreading mechanism corresponds to a material containing cavity of the material containing mechanism, and the spreading mechanism can move in a plane parallel to an inlet of the material containing cavity of the material containing mechanism, so that uniform layering spreading is realized, and the layering direction is parallel to the plane where the inlet of the material containing cavity is located; the cleaning mechanism is divided into a cleaning assembly and a cleaning cavity, the cleaning assembly comprises a driving piece and an executing piece, the driving piece is used for providing cleaning and advancing power for the executing piece, the executing piece is used for cleaning a discharging opening of the spreading mechanism so as to keep the discharging opening of the spreading mechanism always in a clean state, and therefore the surface of a sand layer is smooth and compact, the cleaning assembly and the spreading mechanism are arranged side by side and in parallel, and the discharging opening of the spreading mechanism is cleaned at one time to the greatest extent; the clearance chamber sets up the hold material mechanism both ends in spreading mechanism running direction, provides working space for the clearance on the one hand, and the shakeout of clearance can be acceptd to the on the other hand.
Preferably, the cleaning assembly can be arranged on the spreading mechanism, namely, the cleaning assembly is fixedly connected to the spreading mechanism, so that the following of the cleaning assembly and the spreading mechanism is realized, and the cleaning work of one cleaning assembly at two cleaning cavity positions is realized.
Preferably, the cleaning assembly can be independently arranged at two ends of the material containing mechanism in the running direction of the material spreading mechanism, and a space which can be freely accessed by the material spreading mechanism is arranged between the cleaning assembly and the cleaning cavity. The cleaning assembly is independently arranged, so that the bearing burden of the spreading mechanism is reduced, the manufacturing difficulty and precision of the spreading mechanism are reduced, and the production cost of the equipment is reduced.
More preferably, in order to save space and reduce the non-increment action of the spreading mechanism, the cleaning cavity is arranged right below the original point position and the maximum position of the spreading mechanism, namely, when the spreading mechanism finishes spreading once and returns to the maximum position or the original point position, the discharging opening of the spreading mechanism can be cleaned, so that the time interval between two effective spreading is saved, the beat of the working procedure is shortened, and the printing efficiency is improved.
Preferably, the blanking opening comprises a lower plate and an upper plate, the upper plate is arranged above the lower plate, an included angle between a straight line where an end point of the free end of the upper plate and an end point of the free end of the lower plate are located and a horizontal plane is a blanking angle, namely, raw materials form an inclined plane between the upper plate and the lower plate, the included angle between the inclined plane and the horizontal plane is the blanking angle, and the relative positions of the upper plate and the lower plate are changed to adjust the blanking angle.
More preferably, the blanking angle is smaller than or equal to the static stacking angle of the raw material when the spreading work is stopped, and is larger than or equal to zero, and the blanking angle is larger than or equal to the dynamic stacking angle of the raw material when the spreading work is performed.
More preferably, the opening direction of the material passing passage between the upper plate and the lower plate is opposite to the movement direction of the material spreading operation.
Preferably, the spreading mechanism further comprises a pressing plate, the pressing plate corresponds to the blanking openings one by one, the pressing plate is horizontally arranged on one side of the blanking openings and located below the blanking openings, a round corner is arranged at one end, close to the blanking openings, of the pressing plate, and when spreading work is carried out, the pressing plate is arranged at the downstream of the corresponding blanking openings, and raw materials to be dropped are compacted.
Preferably, the spreading mechanism further comprises a storage assembly, the storage assembly comprises a storage bin, a discharging groove and a screen, at least one discharging groove is arranged at the lower portion of the storage bin, a discharging opening is arranged at the lower portion of the discharging groove, the screen is arranged at the upper opening of the discharging groove, and raw materials of the sticky blocks are crushed, so that the granularity of the raw materials entering the discharging groove can meet the spreading requirement.
More preferably, the blanking grooves are arranged along the long shaft of the spreading mechanism, and the cross section area is gradually decreased from top to bottom.
More preferably, the storage assembly further comprises a guide piece and an auger, wherein the auger is arranged at the upper part of the storage bin and close to the feed inlet so as to uniformly convey the raw materials entering the storage assembly into the storage bin; a guide piece is arranged between the storage bin and the blanking groove, so that raw materials can smoothly fall into the blanking groove from the storage bin and cannot scatter to other parts of the spreading device, and the guide piece is axially arranged along the lower opening of the storage bin.
Preferably, the spreading mechanism further comprises a vibration component, a main beam and an auxiliary beam, the storage bin is arranged on the main beam, the auxiliary beam is arranged at the lower part of the main beam, the auxiliary beam is provided with the vibration component and a blanking groove, and the upper opening of the blanking groove is arranged below the lower opening of the storage bin; the vibration component is arranged on one side of the blanking groove and drives the blanking groove to vibrate in the vertical direction and the front-back direction.
The invention has the beneficial effects that: according to the technical scheme, the adjustable blanking opening is arranged, so that raw materials with different granularities can be smoothly blanked, and the new blanking can be smoothed and compacted by arranging the pressing plate, so that the flatness and compaction of each layer of layers are realized, and the compactness of the whole product is improved; the vibration component is arranged to supplement the defect that the blanking angle self-flow can cause uneven blanking or intermittent blanking, so that the blanking is continuous and uniform; through setting up two side clearance mechanism for spreading mechanism all can obtain effectual clearance in origin position and biggest position, thereby avoided because blanking that feed opening and pressure flitch viscidity caused is unsmooth or to the fish tail on sand bed surface or appear piling the trace on sand bed surface.
Drawings
FIG. 1 is a front view of a paving apparatus with a cleaning mechanism in a paving state;
FIG. 2 is a view in elevation of a paving apparatus A-A with a cleaning mechanism in a paving state;
FIG. 3 is an enlarged view of the position of a spreading device B with a cleaning mechanism in a spreading state;
FIG. 4 is a front view of a paving apparatus with a cleaning mechanism in a cleaning state;
FIG. 5 is a view in elevation of a paving apparatus A-A with a cleaning mechanism in a cleaning state;
FIG. 6 is an enlarged view of the position of the spreading device B in the cleaning position with a cleaning mechanism;
FIG. 7 is an enlarged view of a discharge opening of the paving apparatus with a cleaning mechanism in a cleaning state;
FIG. 8 is a view of the paving device A-A;
FIG. 9 is a view of a pavement status A-A according to an embodiment;
FIG. 10 is a view from the direction of a cleaning state A-A according to the embodiment;
FIG. 11 is a view of a second embodiment of a mat state A-A;
FIG. 12 is a view from the direction of the cleaning state A-A in the second embodiment.
In the figure, a 100-spreading mechanism; 111-a storage bin; 112-blanking groove; 113-a screen; 114-a flow guide; 120-a feed opening; 1201-upper plate; 1202-a lower plate; 1203-pass; 1204-blanking angle; 130-a feed inlet; 140-main beams; 150-auxiliary beams; 160-a vibration assembly; 170-a material pressing plate; 210-cleaning the assembly; 2111—a longitudinal driver; 2112-lateral drive; 2113-cleaning the drive; 212-an actuator; 220-cleaning the cavity; 300-material containing mechanism.
Detailed Description
In order to more clearly illustrate the technical solutions of the present invention, detailed descriptions will be given according to the embodiments of the drawings, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for those skilled in the art.
Embodiment one:
a spreading device provided with a cleaning mechanism, comprising a spreading mechanism 100 and a cleaning mechanism.
The spreading mechanism 100 spans over the material containing mechanism 300, the discharging opening 120 of the spreading mechanism 100 corresponds to the material containing cavity of the material containing mechanism 300, and the spreading mechanism 100 can move in a plane parallel to the inlet of the material containing cavity of the material containing mechanism 300, so that uniform layering spreading is realized, and the layering direction is parallel to the plane where the inlet of the material containing cavity is located. The spreading mechanism 100 comprises a storage assembly, a discharging opening 120, a feeding opening 130, a main beam 140, a secondary beam 150 and a vibration assembly 160, wherein the storage assembly comprises a storage bin 111, a discharging groove 112, a screen 113, a flow guide 114 and a spiral propeller, the spiral propeller is arranged at the upper part of the storage bin 111 in the direction close to the feeding opening 130, and the spiral propeller is arranged along the axial length of the storage bin 111; The two main beams 140 enclose the side walls of the storage bin 111, cover plates are arranged above the two main beams 140, sealing plates are arranged at the two end heads of the two main beams 140 to form the storage bin 111, openings below the two main beams 140 are the material passing channels of the storage bin 111 and the blanking trough 112, in order to enable raw materials to smoothly enter the blanking trough 112 from the storage bin 111, guide pieces 114 are arranged on the material passing channels of the storage bin 111 and the blanking trough 112, and a feed inlet 130 is arranged on the cover plates above the two main beams 140; one side wall of the discharging groove 112 is formed by an auxiliary beam 150, the other side wall of the discharging groove 112 is provided with an inclined surface structure, the cross section of the end forming the discharging opening 120 is smaller than the cross section of the joint end of the discharging groove 112 and the guide piece 114, in order to prevent raw materials from falling out of the discharging groove 112 from a gap where the guide piece 114 contacts with the side wall of the storage bin 111, sealing strips are arranged on the side walls of the guide piece 114 and the storage bin 111, or the guide piece 114 can be welded on the side wall of the storage bin 111, so that fixed airtight connection is realized to avoid leakage of the raw materials; Meanwhile, in order to prevent large-particle raw materials from entering the discharging groove 112, a screen 113 is arranged at the inlet of the discharging groove 112 at the outlet of the guide piece 114 so as to drop raw materials with proper granularity into the discharging groove 112; the vibration component 160 is rigidly connected to the auxiliary beam 150 and flexibly connected to the main beam 140, so as to realize vibration blanking of the blanking groove 112 and avoid vibration of the storage bin 111 as far as possible, the vibration component 160 can be flexibly connected to the main beam 140 through a cushion pad and other structures, and the vibration component 160 is rigidly connected to the auxiliary beam 150 through a cam structure, so that vibration of the blanking groove 112 in the up-down direction and the front-back direction is realized, and uniform and continuous blanking is realized; The feed opening 120 is adjustable so as to be suitable for spreading raw materials with different granularity, the feed opening 120 comprises an upper plate 1201 and a lower plate 1202, the upper plate 1201 is arranged on the straight side wall auxiliary beam 150 of the feed chute 112, the lower plate 1202 is a movable plate and is arranged on the inclined wall of the feed chute 112, and the free ends of the upper plate 1201 and the lower plate 1202 form a feed passage 1203 and a feed angle 1204 of the feed opening 120; meanwhile, in order to scrape and compact blanking, a pressing plate 170 is arranged at the downstream of the blanking opening 120 in the direction of contacting the surface of the sand layer below the auxiliary beam 150, and the two ends of the pressing plate 170 contacting the surface of the sand layer are rounded, so that the pressing plate 170 is prevented from scratching the surface of the sand layer or piling up marks on the surface of the sand layer due to the right angle.
The cleaning mechanism includes a cleaning assembly 210 and a cleaning chamber 220. The cleaning assembly 210 is rigidly connected to the lower parts of the main beams 140, that is, the cleaning mechanisms and the vibration assemblies 160 are respectively disposed below the two main beams 140. The cleaning assembly 210 includes a driving member and an executing member 212, wherein the driving member includes a longitudinal driving member 2111, a transverse driving member 2112 and a cleaning driving member 2113, and the longitudinal driving member 2111 can be driven by a cylinder to realize lifting of the executing member 212 in a vertical plane; the transverse driving member 2112 may be a cylinder driving member or a screw driving member, and is used for realizing the running of the executing member 212 in the water surface, the longitudinal driving member 2111 and the transverse driving member 2112 are used for realizing the running of the executing member 212 from the non-working position to the working position, when the executing member 212 is located at the non-working position, the executing member 212 is located below the main beam 140 of a side wall of the storage bin 111, and the distance between the executing member 212 and the sand surface is greater than the distance between the auxiliary beam 150 and the sand surface, so that the executing member 212 is ensured not to touch the sand surface in the spreading process of the spreading mechanism 100; the cleaning means of the executing member 212 may be a hairwheel cleaning, a brush brushing, etc., in order to make the sand outlet not suitable for adhering raw materials, a fixed amount of grease may be smeared on the hairwheel cleaning, or a towel or the like capable of smeared grease may be provided on the back of the brush, the cleaning action of the executing member 212 is completed by the cleaning driving member 2113, and the cleaning driving member 2113 is a rotating motor to realize the rotating wiping action of the executing member 212. The cleaning chambers 220 are disposed below the origin position and the maximum position of the spreading mechanism 100 to facilitate receiving the blanking from the spreading mechanism 100, and the cleaning chambers 220 are symmetrically disposed on both sides of the receiving mechanism 300 and on both sides of the spreading mechanism 100 in the traveling direction of the receiving mechanism 300.
The operation process of the spreading device with the cleaning mechanism is as follows:
1) Preparing a spreading procedure: the work of this part is mainly to detect whether the raw material is adhered to the discharge opening 120, whether the raw material is at the original position, whether the storage bin 111 is fully filled, whether the discharge opening 120 calculates the size of the material passing passage according to the granularity of the raw material, and the like;
2) Spreading: the device sends out a spreading command, the spreading mechanism 100 leaves the original position, the blanking opening 120 is opened to a set passing passage, the vibration assembly 160 is started, and the spreading mechanism 100 starts to travel from the original position to the maximum position under the spreading command;
3) Cleaning procedure: after the spreading mechanism 100 moves to the maximum position, stopping the vibration assembly 160, closing the feed opening 120, starting the driving part of the cleaning assembly 210 to clean the feed opening 120, for example, when cleaning is performed at the maximum position, the longitudinal driving part 2111 moves towards the cleaning cavity 220, the transverse driving part 2112 moves towards the material containing mechanism 300, when the executing part 212 reaches the position below the feed opening 120, stopping the longitudinal driving part 2111 and the transverse driving part 2112, and simultaneously starting the cleaning driving part 2113, and under the action of the cleaning driving part 2113, starting the executing part 212 to rotationally wipe the feed opening 120 and horizontally wipe the feed opening 120 along the direction of the feed opening 120; after the cleaning is completed, the cleaning assembly 210 returns to the initial position under the action of the driving member to prepare for the next paving material.
Embodiment two:
In this embodiment, the same parts as those in the first embodiment will not be described again, and the present embodiment is an independently provided cleaning mechanism. The cleaning components 210 are arranged in two cleaning cavities 220 which are respectively independent of the spreading mechanism 100 and are arranged at the outer sides of the two ends of the material containing mechanism 300, so that blanking on the material containing mechanism 100 is carried out, the cleaning cavities 220 are located at the original position and the maximum position of the spreading mechanism 100, the cleaning components 210 are arranged independent of the spreading mechanism 100, the load of the spreading mechanism 100 is reduced, the structure of the spreading mechanism 100 is simplified, the probability of failure of the spreading mechanism 100 can be reduced from the angle of failure factors, the good operation rate of equipment is improved, and the effective production efficiency is improved. Meanwhile, the cleaning assembly 210 is arranged in the cleaning cavity 220, so that raw material particles adhered to the executing piece 212 are prevented from falling to the surface of the sand layer in the spreading process, and uneven surface of the sand layer is avoided. The independently arranged cleaning mechanism can also be suitable for a bidirectional spreading device, and when the bidirectional spreading device is used for bidirectional spreading, the discharging groove 112 and the vibration component 160 are symmetrically arranged below the main beam 140 at the other side of the storage bin 111.
Claims (10)
1. The spreading device with the cleaning mechanism is characterized by comprising a spreading mechanism (100) and the cleaning mechanism, wherein the spreading mechanism (100) spans over a material containing mechanism (300), and a discharging opening (120) of the spreading mechanism (100) corresponds to a material containing cavity of the material containing mechanism (300); the cleaning mechanism comprises a cleaning assembly (210), the cleaning assembly (210) comprises a driving piece and an executing piece (212), the driving piece drives the executing piece (212) to clean the feed opening (120), and the driving piece can enable the executing piece (212) to realize displacement in the vertical direction and the horizontal direction and rotation in a fixed position;
The blanking opening (120) comprises a lower plate (1202) and an upper plate (1201), the upper plate (1201) is arranged above the lower plate (1202), and an included angle between a straight line where an end point of the free end of the upper plate (1201) and an end point of the free end of the lower plate (1202) are located and a horizontal plane is a blanking angle (1204);
When the spreading work is stopped, the blanking angle (1204) is smaller than or equal to the static stacking angle of the raw materials and larger than or equal to zero, and when the spreading work is performed, the blanking angle (1204) is larger than or equal to the dynamic stacking angle of the raw materials; the opening direction of the material passing passage (1203) between the upper plate (1201) and the lower plate (1202) is opposite to the moving direction of the material spreading during working.
2. A spreading device provided with a cleaning mechanism according to claim 1, characterized in that the cleaning assembly (210) is arranged on the spreading mechanism (100) and is matched to the position of the feed opening (120).
3. A spreading device provided with a cleaning mechanism according to claim 1, wherein the cleaning assembly (210) is arranged on both sides of the receiving mechanism (300) independently of the spreading mechanism (100).
4. A spreading device provided with a cleaning mechanism according to claim 1, characterized in that the cleaning mechanism further comprises a cleaning chamber (220), the cleaning chamber (220) being arranged outside both ends of the receiving mechanism (300) for receiving blanking from the blanking opening (120).
5. A spreading device provided with a cleaning mechanism according to claim 4, characterized in that the cleaning chamber (220) is arranged at the maximum position and the origin position of the spreading mechanism (100).
6. The paver of claim 5, wherein the driving member comprises a longitudinal driving member (2111), a transverse driving member (2112) and a cleaning driving member (2113), wherein the longitudinal driving member (2111) and the transverse driving member (2112) drive the executing member (212) to be in an operating position or an inactive position, and wherein the cleaning driving member (2113) drives the executing member (212) to perform a cleaning operation.
7. The spreading device with the cleaning mechanism according to claim 1, wherein the spreading mechanism (100) further comprises a pressing plate (170), the pressing plate (170) corresponds to the blanking openings (120) one by one, the pressing plate (170) is horizontally arranged on one side of the blanking openings (120) and is located below the lower plate (1202), and a round corner is arranged at one end, close to the blanking openings (120), of the pressing plate (170).
8. The spreading device with the cleaning mechanism according to claim 1, wherein the spreading mechanism (100) further comprises a storage assembly, the storage assembly comprises a storage bin (111), a blanking trough (112) and a screen (113), at least one blanking trough (112) is arranged at the lower part of the storage bin (111), a blanking opening (120) is arranged at the lower part of the blanking trough (112), and the screen (113) is arranged at the upper opening of the blanking trough (112).
9. The spreading device with the cleaning mechanism according to claim 8, wherein the storage assembly further comprises a guide member (114) and a screw propeller, the screw propeller is arranged at the upper part of the storage bin (111) near the feed inlet (130), the guide member (114) is arranged at the joint of the storage bin (111) and the blanking groove (112), and the guide member (114) is axially arranged along the lower opening of the storage bin (111).
10. The spreading device provided with the cleaning mechanism according to claim 1, wherein the spreading mechanism (100) further comprises a vibration assembly (160), a main beam (140) and a secondary beam (150), the storage bin (111) is arranged on the main beam (140), the secondary beam (150) is arranged at the lower part of the main beam (140), the vibration assembly (160) and a blanking groove (112) are arranged on the secondary beam (150), and an upper opening of the blanking groove (112) is arranged below a lower opening of the storage bin (111); the vibration component (160) is arranged on one side of the blanking groove (112), and the vibration component (160) drives the blanking groove (112) to vibrate in the up-down direction, the front-back direction and the front-back direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810810193.5A CN109014042B (en) | 2018-07-23 | 2018-07-23 | Spreading device with cleaning mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810810193.5A CN109014042B (en) | 2018-07-23 | 2018-07-23 | Spreading device with cleaning mechanism |
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| Publication Number | Publication Date |
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| CN109014042A CN109014042A (en) | 2018-12-18 |
| CN109014042B true CN109014042B (en) | 2024-07-12 |
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| CN201810810193.5A Active CN109014042B (en) | 2018-07-23 | 2018-07-23 | Spreading device with cleaning mechanism |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109910298A (en) * | 2019-03-15 | 2019-06-21 | 共享智能铸造产业创新中心有限公司 | A kind of 3D printer power spreading device of adjustable opening |
| CN114012030A (en) * | 2021-10-22 | 2022-02-08 | 共享智能装备有限公司 | Spreading device and additive manufacturing equipment using the same |
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| CN209062082U (en) * | 2018-07-23 | 2019-07-05 | 共享智能装备有限公司 | Laying device equipped with cleaning mechanism |
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| KR101232759B1 (en) * | 2012-11-19 | 2013-02-13 | (주)세원코리아 | Continuation automation manufacture device sand mold and manufacturing method |
| US9688025B2 (en) * | 2014-01-08 | 2017-06-27 | Adobe Systems Incorporated | 3D cleaning object for multi-print-head 3D printing |
| US9943886B2 (en) * | 2014-12-04 | 2018-04-17 | Xerox Corporation | Ejector head cleaning cart for three-dimensional object printing systems |
| US20170252819A1 (en) * | 2016-03-03 | 2017-09-07 | Desktop Metal, Inc. | Build surfaces for semi-solid metallic additive fabrication |
| CN105666883B (en) * | 2016-04-08 | 2018-01-12 | 宁夏共享模具有限公司 | A kind of 3D printing equipment laying device that can realize automatic cleaning |
| CN206306479U (en) * | 2016-12-20 | 2017-07-07 | 天津铄果科技发展有限公司 | A kind of 3D printing equipment laying device of automatic cleaning |
| CN108080580B (en) * | 2018-02-09 | 2024-01-16 | 广州捷和电子科技有限公司 | Sand casting system |
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| CN105563825A (en) * | 2015-10-27 | 2016-05-11 | 宁夏共享模具有限公司 | Spreading device of 3D printing apparatus |
| CN206083861U (en) * | 2016-09-30 | 2017-04-12 | 珠海天威飞马打印耗材有限公司 | Fused deposition modeling's metal three -dimensional inkjet printer |
| CN209062082U (en) * | 2018-07-23 | 2019-07-05 | 共享智能装备有限公司 | Laying device equipped with cleaning mechanism |
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| CN109014042A (en) | 2018-12-18 |
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