CN111113902A - Dust recovery device on surface of 3D printing forming product - Google Patents
Dust recovery device on surface of 3D printing forming product Download PDFInfo
- Publication number
- CN111113902A CN111113902A CN201911299345.0A CN201911299345A CN111113902A CN 111113902 A CN111113902 A CN 111113902A CN 201911299345 A CN201911299345 A CN 201911299345A CN 111113902 A CN111113902 A CN 111113902A
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- dust
- printing
- dust removing
- workbench
- air
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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
- B29C64/30—Auxiliary operations or equipment
- B29C64/357—Recycling
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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
- B29C64/30—Auxiliary operations or equipment
- B29C64/379—Handling of additively manufactured objects, e.g. using robots
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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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
Abstract
The invention relates to the technical field of dust recovery equipment, in particular to a dust recovery device for the surface of a 3D printing forming product, which comprises a workbench, a printing mechanism, a station lifting mechanism, a surface dust removing mechanism and a dust recovery mechanism, wherein the printing mechanism is positioned at the top of the workbench, the surface dust removing mechanism is positioned at the bottom of the workbench, the station lifting mechanism is arranged at the bottom of the workbench, the working end of the station lifting mechanism is positioned inside the surface dust removing mechanism, the working end of the station lifting mechanism is flush with the top of the workbench, the working end of the station lifting mechanism faces towards the working end of the printing mechanism, the dust recovery mechanism is positioned at the bottom of the surface dust removing mechanism, and the dust recovery mechanism is detachably connected with the surface dust removing mechanism, the product is clean and tidy, dust on the surface of the 3D product can be collected, recycling and resource saving can be facilitated.
Description
Technical Field
The invention relates to the technical field of dust recovery equipment, in particular to a dust recovery device for the surface of a 3D printing forming product.
Background
3D printing (3DP), one of the rapid prototyping technologies, also known as additive manufacturing, is a technology that constructs an object by using an adhesive material, such as powdered metal or plastic, on the basis of a digital model file and by printing layer by layer;
the 3D printing is usually implemented by a digital technology material printer, and is often used for manufacturing models in the fields of mold manufacturing, industrial design, and the like, and then gradually used for direct manufacturing of some products, and there are already parts printed by using this technology. The technology has applications in jewelry, footwear, industrial design, construction, engineering and construction (AEC), automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and other fields;
however, a large amount of dust remains on the surface of the product in the 3D printing process, and the dust is a valuable raw material for product composition, and if the available resources can be recovered, a large amount of cost can be saved for a long time, so that a dust recovery device for the surface of a 3D printed and formed product is provided, the surface of the formed product can be cleaned and the dust can be recovered.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a dust recovery device for the surface of a 3D printing forming product, and the technical scheme can blow dust on the surface of the 3D printing forming product away from the product, so that the product is clean and tidy, the dust on the surface of the 3D printing forming product can be collected, the recovery and the reutilization are convenient, and the resources are saved.
In order to solve the technical problems, the invention provides the following technical scheme:
the dust recovery device for the surface of the 3D printing forming product comprises a workbench, a printing mechanism, a station lifting mechanism, a surface dust removing mechanism and a dust recovery mechanism;
printing mechanism is located the top of workstation, and printing mechanism and workstation fixed connection, the bottom that the mechanism is located the workstation is got rid of to the surface dust, and the mechanism is got rid of to the surface dust gets rid of mechanism and workstation fixed connection, station elevating system installs in the bottom of workstation, station elevating system's work end is located the inside that the mechanism was got rid of to the surface dust, station elevating system's work end flushes with the workstation top, and station elevating system's work end is towards printing mechanism's work end, the dust is retrieved the bottom that the mechanism was got rid of to the surface dust, and the dust is retrieved the mechanism and is got rid of the mechanism and can dismantle with the surface dust and be connected.
The preferred station elevating system is including the plectane, the connecting block, promote the cylinder, and the cylinder support, be equipped with the round mouth on the workstation, station elevating system plectane position in round mouth department under the state of waiting for work, promote the cylinder and be located workstation one side, and promote the cylinder and be connected with the workstation through the cylinder support, the mechanism is got rid of to the output of promoting the cylinder towards surface dust, the connecting rod is located the plectane and promotes the bottom of cylinder, and the both ends of connecting rod respectively with the output of promoting the cylinder and the bottom fixed connection of plectane.
The guide blocks are arranged on two sides of the optimized connecting rod, the guide rods are arranged at the bottom of the workbench and penetrate through the guide blocks on two sides of the connecting rod respectively.
The mechanism is got rid of to preferred surface dust is including dust removal storehouse, jet-propelled head, air feed pipe, air pump and sieve, and the dust removal storehouse is located the bottom of workstation to dust removal storehouse and workstation fixed connection, jet-propelled head encircle the dust removal storehouse and set up, and the air pump passes through the air feed pipe and connects each jet-propelled head, and the sieve is installed in the bottom in dust removal storehouse.
The gas piece is gathered to preferred infundibulate, filter bag and exhaust mechanism, and exhaust mechanism is located the bottom that the gas piece was gathered to the infundibulate to exhaust mechanism and infundibulate gather gas piece fixed connection, the infundibulate gathers gas piece and is located the dust removal storehouse bottom, and the infundibulate gathers gas piece and dust removal storehouse threaded connection, crosses the inside that filter bag detachable installed in the infundibulate and gather gas piece.
The preferred air draft mechanism comprises a cylindrical plate, fan blades and a servo motor, the cylindrical plate is located at the bottom of the funnel-shaped air gathering part, the cylindrical plate and the funnel-shaped air gathering part are fixedly connected, the servo motor is installed inside the cylindrical plate, the fan blades are installed at the output end of the servo motor, and the working direction of the fan blades faces to the bottom of the cylindrical plate.
Compared with the prior art, the invention has the beneficial effects that: the equipment starts to work, firstly, a feeding mechanism starts to work (not shown in the figure), the feeding mechanism conveys 3D printed raw materials to a printing mechanism, the printing mechanism starts to work, the working end of the printing mechanism works at the working end of a station lifting mechanism, a final product printed by the printing mechanism is positioned at the working end of the station lifting mechanism, the working end of the station lifting mechanism starts to descend, the working end of the station lifting mechanism is positioned inside a surface dust removing mechanism, at the moment, the 3D printed product is also positioned inside the surface dust removing mechanism under the driving of the station lifting mechanism, the working end of the surface dust removing mechanism starts to work on the surface of the 3D product, the surface dust removing mechanism blows off dust on the surface of the 3D product, and the dust recycling mechanism starts to work while the dust is blown off, the dust recycling mechanism sucks dust floating in the surface dust removing mechanism to the working end of the dust recycling mechanism, the dust recycling mechanism keeps the dust, and finally, the dust collected in the dust recycling mechanism is taken out by workers and is recycled.
1. Through the arrangement of the surface dust removing mechanism, dust on the surface of the 3D molded product can be blown away from the product, so that the product is clean and tidy;
2. through the setting of dust recovery mechanism, can make the dust on 3D product surface collect, can be convenient for retrieve and recycle resources are saved.
Drawings
Fig. 1 is a schematic perspective view of a first dust recycling device for the surface of a 3D printed molded product according to the present invention;
fig. 2 is a schematic perspective view of a second dust recycling device for the surface of a 3D printed molded product according to the present invention;
FIG. 3 is a schematic diagram of the internal structure of a workbench, a dust removal bin, a sieve plate and a station lifting mechanism of the dust recovery device for the surface of a 3D printing molded product of the invention;
fig. 4 is a schematic perspective view of a surface dust removing mechanism of a dust recycling device for the surface of a 3D printed molded product according to the present invention;
fig. 5 is a schematic perspective view of a dust recycling mechanism of the dust recycling device for the surface of a 3D printed molded product according to the present invention;
fig. 6 is a schematic internal structure diagram of a dust recycling mechanism of the dust recycling device for the surface of a 3D printed molded product according to the invention.
The reference numbers in the figures are:
1. a work table; 1a, a guide rod;
2. a printing mechanism;
3. a station lifting mechanism; 3a, a circular plate; 3b, a connecting rod; 3b1, guide block; 3c, pushing the air cylinder; 3d, a cylinder bracket;
4. a surface dust removal mechanism; 4a, a dust removal bin; 4b, a gas nozzle; 4c, an air supply pipe; 4d, an air pump; 4e, a sieve plate;
5. a dust recovery mechanism; 5a, a funnel-shaped gas gathering piece; 5b, a filter bag; 5c, an air draft mechanism; 5c1, cylindrical plate; 5c2, fan blades; 5c3, servo motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of 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 invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 to 6, the dust recycling device for the surface of a 3D printing molded product comprises a workbench 1, a printing mechanism 2, a station lifting mechanism 3, a surface dust removing mechanism 4 and a dust recycling mechanism 5;
the printing mechanism 2 is positioned at the top of the workbench 1, the printing mechanism 2 is fixedly connected with the workbench 1, the surface dust removing mechanism 4 is positioned at the bottom of the workbench 1, the surface dust removing mechanism 4 is fixedly connected with the workbench 1, the station lifting mechanism 3 is installed at the bottom of the workbench 1, the working end of the station lifting mechanism 3 is positioned inside the surface dust removing mechanism 4, the working end of the station lifting mechanism 3 is flush with the top of the workbench 1, the working end of the station lifting mechanism 3 faces the working end of the printing mechanism 2, the dust recycling mechanism 5 is positioned at the bottom of the surface dust removing mechanism 4, and the dust recycling mechanism 5 is detachably connected with the surface dust removing mechanism 4;
the equipment starts to work, firstly, a feeding mechanism starts to work (not shown in the figure), the feeding mechanism conveys 3D printed raw materials to a printing mechanism 2, the printing mechanism 2 starts to work, the working end of the printing mechanism 2 works at the working end of a station lifting mechanism 3, a final product printed by the printing mechanism 2 is positioned at the working end of the station lifting mechanism 3, the working end of the station lifting mechanism 3 starts to descend, the working end of the station lifting mechanism 3 is positioned inside a surface dust removing mechanism 4, the 3D printed product at the moment is also positioned inside the surface dust removing mechanism 4 under the driving of the station lifting mechanism 3, the working end of the surface dust removing mechanism 4 starts to work on the surface of the 3D product, the surface dust removing mechanism 4 blows off dust on the surface of the 3D product, and the dust recycling mechanism 5 starts to work while the dust is blown off, dust recovery mechanism 5 will float in the dust that the mechanism 4 inside was got rid of to the work end of dust recovery mechanism 5 is inhaled to the dust to dust recovery mechanism 5 remains the dust, takes out the dust of collecting in dust recovery mechanism 5 by the staff at last again, then carries out recycle with the dust.
The station lifting mechanism 3 comprises a circular plate 3a, a connecting block, a pushing cylinder 3c and a cylinder support 3d, a round opening is formed in the workbench 1, the circular plate 3a is located at the round opening when the station lifting mechanism 3 is in a waiting state for working, the pushing cylinder 3c is located on one side of the workbench 1, the pushing cylinder 3c is connected with the workbench 1 through the cylinder support 3d, the output end of the pushing cylinder 3c faces the surface dust removing mechanism 4, the connecting rod 3b is located at the bottoms of the circular plate 3a and the pushing cylinder 3c, and two ends of the connecting rod 3b are respectively fixedly connected with the output end of the pushing cylinder 3c and the bottom of the circular plate 3 a;
the station lifting mechanism 3 starts to work, the pushing cylinder 3c pushes the connecting rod 3b downwards until the connecting rod 3b is pushed into the surface dust removing mechanism 4, the circular plate 3a is fixedly connected with the connecting rod 3b, the circular plate 3a descends into the surface dust removing mechanism 4 along with the connecting rod 3b, and the 3D printing product at the moment is located at the top of the circular plate 3 a.
Guide blocks 3b1 are arranged on two sides of the connecting rod 3b, a guide rod 1a is arranged at the bottom of the workbench 1, and the guide rods 1a respectively penetrate through the guide blocks 3b1 on two sides of the connecting rod 3 b;
the connecting rod 3b is provided with a guide block 3b1, the guide block 3b1 is provided with a round hole, the bottom of the workbench 1 is provided with a guide rod 1a, the guide rod 1a penetrates through the guide block 3b1 through the round hole, and the purpose is that the connecting rod 3b cannot deflect when the circular plate 3a is driven to lift through the matching of the guide block 3b1 and the guide rod 1 a.
The surface dust removing mechanism 4 comprises a dust removing bin 4a, air nozzles 4b, an air supply pipe 4c, an air pump 4d and a sieve plate 4e, wherein the dust removing bin 4a is positioned at the bottom of the workbench 1, the dust removing bin 4a is fixedly connected with the workbench 1, the air nozzles 4b are arranged around the dust removing bin 4a, the air pump 4d is connected with the air nozzles 4b through the air supply pipe 4c, and the sieve plate 4e is arranged at the bottom of the dust removing bin 4 a;
the side wall of the dust removing bin 4a is provided with a longitudinal notch, the connecting rod 3b penetrates through the dust removing bin 4a through the notch, when the station lifting mechanism 3 is in a working state, the circular plate 3a is positioned inside the dust removing bin 4a, the notch is provided with an elastic sealing strip (not shown), when the connecting rod 3b is lifted, the elastic sealing strip is used for blocking the notch except the connecting rod 3b, so that dust cannot leak from the notch, when the station lifting mechanism 3 drops a 3D product into the dust removing bin 4a, the air pump 4D starts to work, the air pump 4D supplies air to the air nozzle 4b through the air supply pipe 4c, the air nozzle 4b sprays air flow to the surface of the 3D product, the working end of the air nozzle 4b faces the sieve plate 4e, the aim of reducing the dust from flowing out from the opening at the top under the control of the air flow direction is achieved, and the dust recovery mechanism 5 at the bottom also starts to, the sieve plate 4e is used to prevent some debris other than dust from entering the dust recycling mechanism 5, sucking away the dust leaving the surface of the 3D product.
The dust collection device comprises a funnel-shaped gas gathering part 5a, a filter bag 5b and an air draft mechanism 5c, wherein the air draft mechanism 5c is positioned at the bottom of the funnel-shaped gas gathering part 5a, the air draft mechanism 5c is fixedly connected with the funnel-shaped gas gathering part 5a, the funnel-shaped gas gathering part 5a is positioned at the bottom of a dust removal bin 4a, the funnel-shaped gas gathering part 5a is in threaded connection with the dust removal bin 4a, and the filter bag 5b is detachably arranged inside the funnel-shaped gas gathering part 5 a;
the air draft mechanism 5c starts to work, the air draft mechanism 5c blows air in the direction opposite to the dust removal bin 4a, negative pressure is generated in the dust removal bin 4a, the air in the dust removal bin 4a is driven to move along with the direction of the air flow, the funnel-shaped air gathering piece 5a conducts the flow, the air flow penetrates through the filter bag 5b in the moving process, the filter bag 5b leaves dust, and the remaining air flow is discharged through the hollow part.
The air draft mechanism 5c comprises a cylindrical plate 5c1, a fan blade 5c2 and a servo motor 5c3, wherein the cylindrical plate 5c1 is positioned at the bottom of the funnel-shaped air gathering piece 5a, the cylindrical plate 5c1 is fixedly connected with the funnel-shaped air gathering piece 5a, the servo motor 5c3 is installed inside the cylindrical plate 5c1, the fan blade 5c2 is installed at the output end of the servo motor 5c3, and the working direction of the fan blade 5c2 faces to the bottom of the cylindrical plate 5c 1;
the air draft mechanism 5c starts to work, the servo motor 5c3 starts to work, the output end of the servo motor 5c3 drives the fan blade 5c2 to rotate, the fan blade 5c2 supplies air towards the bottom of the cylindrical plate 5c1, the bottom of the cylindrical plate 5c1 is of a hollow structure, and the air is discharged from the hollow part.
The working principle of the invention is as follows: the device starts to work, firstly, the feeding mechanism starts to work (not shown in the figure), the feeding mechanism conveys the 3D printing raw materials to the printing mechanism 2, the printing mechanism 2 starts to work, the working end of the printing mechanism 2 works at the working end of the station lifting mechanism 3, the final product printed by the printing mechanism 2 is positioned at the working end of the station lifting mechanism 3, the station lifting mechanism 3 starts to work, the pushing cylinder 3c pushes the connecting rod 3b downwards until the connecting rod 3b is pushed to the inside of the surface dust removing mechanism 4, as the circular plate 3a is fixedly connected with the connecting rod 3b, the circular plate 3a falls to the inside of the surface dust removing mechanism 4 along with the connecting rod 3b, the 3D printing product at the moment is positioned at the top of the circular plate 3a, the working end of the surface dust removing mechanism 4 starts to work, the air pump 4D starts to work, the air pump 4D supplies air to the air nozzle 4b through the air supply pipe 4c, the air nozzle 4b sprays air flow to the surface of the 3D product, the working end of the air nozzle 4b faces to the screen plate 4e, so as to reduce dust from flying out from the opening at the top under the control of the air flow direction, the screen plate 4e is used for preventing impurities which are not dust from entering the dust recovery mechanism 5, the dust recovery mechanism 5 at the bottom also starts to work simultaneously, the air suction mechanism 5c starts to work, the servo motor 5c3 starts to work, the output end of the servo motor 5c3 drives the fan blade 5c2 to rotate, the fan blade 5c2 supplies air towards the bottom of the cylindrical plate 5c1, the air flow direction is opposite to the direction of the dust removal bin 4a, so that negative pressure is generated in the dust removal bin 4a, the air in the dust removal bin 4a is driven to move along with the air flow direction, and the air flow passes through the filter bag 5b through the diversion of the funnel-shaped, the filter bag 5b leaves the dust, the remaining air flow is discharged, and finally the dust collected in the filter bag 5b is taken out by workers and then recycled.
Claims (6)
1. A dust recovery device for the surface of a 3D printing forming product is characterized by comprising a workbench (1), a printing mechanism (2), a station lifting mechanism (3), a surface dust removing mechanism (4) and a dust recovery mechanism (5);
printing mechanism (2) is located the top of workstation (1), and printing mechanism (2) and workstation (1) fixed connection, the bottom that mechanism (4) is located workstation (1) is got rid of to the surface dust, and mechanism (4) and workstation (1) fixed connection are got rid of to the surface dust, install in the bottom of workstation (1) station elevating system (3), the work end of station elevating system (3) is located the inside that mechanism (4) was got rid of to the surface dust, the work end and the workstation (1) top of station elevating system (3) flush, and the work end of station elevating system (3) is towards the work end of printing mechanism (2), dust is retrieved mechanism (5) and is located the bottom that mechanism (4) was got rid of to the surface dust, and dust is retrieved mechanism (5) and is got rid of mechanism (4) and can dismantle with surface dust and be connected.
2. The dust recycling device for the surface of a 3D printing forming product according to claim 1, it is characterized in that the station lifting mechanism (3) comprises a circular plate (3a), a connecting block, a pushing cylinder (3c) and a cylinder bracket (3d), a round opening is arranged on the workbench (1), the circular plate (3a) is positioned at the round opening when the station lifting mechanism (3) is in a state of waiting for work, the pushing cylinder (3c) is positioned at one side of the workbench (1), and the pushing cylinder (3c) is connected with the workbench (1) through a cylinder bracket (3d), the output end of the pushing cylinder (3c) faces the surface dust removing mechanism (4), the connecting rod (3b) is positioned at the bottom of the circular plate (3a) and the pushing cylinder (3c), and two ends of the connecting rod (3b) are respectively and fixedly connected with the output end of the pushing cylinder (3c) and the bottom of the circular plate (3 a).
3. The dust recycling device for the surface of the 3D printing formed product according to claim 2, wherein the connecting rod (3b) is provided with guide blocks (3b1) at two sides, the bottom of the workbench (1) is provided with a guide rod (1a), and the guide rods (1a) respectively penetrate through the guide blocks (3b1) at two sides of the connecting rod (3 b).
4. The dust recycling device for the surface of the 3D printing molded product according to claim 2, wherein the surface dust removing mechanism (4) comprises a dust removing bin (4a), air nozzles (4b), an air supply pipe (4c), an air pump (4D) and a screen plate (4e), the dust removing bin (4a) is located at the bottom of the workbench (1), the dust removing bin (4a) is fixedly connected with the workbench (1), the air nozzles (4b) are arranged around the dust removing bin (4a), the air pump (4D) is connected with the air nozzles (4b) through the air supply pipe (4c), and the screen plate (4e) is installed at the bottom of the dust removing bin (4 a).
5. The dust recycling device for the surface of the 3D printing molded product, according to claim 4, is characterized in that the funnel-shaped gas gathering part (5a), the filter bag (5b) and the air draft mechanism (5c), the air draft mechanism (5c) is located at the bottom of the funnel-shaped gas gathering part (5a), the air draft mechanism (5c) is fixedly connected with the funnel-shaped gas gathering part (5a), the funnel-shaped gas gathering part (5a) is located at the bottom of the dust removing bin (4a), the funnel-shaped gas gathering part (5a) is in threaded connection with the dust removing bin (4a), and the filter bag (5b) is detachably mounted inside the funnel-shaped gas gathering part (5 a).
6. The dust recycling device for the surface of 3D printed molded product according to claim 5, wherein the air draft mechanism (5c) comprises a cylindrical plate (5c1), a fan blade (5c2) and a servo motor (5c3), the cylindrical plate (5c1) is located at the bottom of the funnel-shaped air gathering member (5a), the cylindrical plate (5c1) is fixedly connected with the funnel-shaped air gathering member (5a), the servo motor (5c3) is installed inside the cylindrical plate (5c1), the fan blade (5c2) is installed at the output end of the servo motor (5c3), and the working direction of the fan blade (5c2) faces to the bottom of the cylindrical plate (5c 1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911299345.0A CN111113902A (en) | 2019-12-17 | 2019-12-17 | Dust recovery device on surface of 3D printing forming product |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911299345.0A CN111113902A (en) | 2019-12-17 | 2019-12-17 | Dust recovery device on surface of 3D printing forming product |
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| CN111113902A true CN111113902A (en) | 2020-05-08 |
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| CN201911299345.0A Pending CN111113902A (en) | 2019-12-17 | 2019-12-17 | Dust recovery device on surface of 3D printing forming product |
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| US20070168074A1 (en) * | 2002-11-11 | 2007-07-19 | Hiatt William M | Methods for supporting substrates during fabrication of one or more objects thereon by programmed material consolidation techniques |
| CN104723565B (en) * | 2014-12-26 | 2018-05-15 | 南京师范大学 | The powder recovering device of a 3DP color three-dimensional printers |
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| TW201634214A (en) * | 2015-03-16 | 2016-10-01 | 研能科技股份有限公司 | Three-dimensional prototyping apparatus and powder filtering system thereof |
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Inventor after: Wang Yu Inventor after: Xia Jianqiang Inventor after: Gao Hanjun Inventor after: Li Hongwei Inventor before: Wang Yu Inventor before: Xia Jianqiang Inventor before: Gao Hanjun Inventor before: Li Hongwei |
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Application publication date: 20200508 |