CN108943717A - A kind of production equipment of 3D printing wire rod - Google Patents
A kind of production equipment of 3D printing wire rod Download PDFInfo
- Publication number
- CN108943717A CN108943717A CN201810783806.0A CN201810783806A CN108943717A CN 108943717 A CN108943717 A CN 108943717A CN 201810783806 A CN201810783806 A CN 201810783806A CN 108943717 A CN108943717 A CN 108943717A
- Authority
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- China
- Prior art keywords
- wire rod
- traction
- several
- line footpath
- wire
- 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
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 33
- 238000010146 3D printing Methods 0.000 title claims abstract description 25
- 238000001125 extrusion Methods 0.000 claims abstract description 36
- 238000003860 storage Methods 0.000 claims abstract description 34
- 238000001514 detection method Methods 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims description 25
- 239000011236 particulate material Substances 0.000 claims description 6
- 230000035807 sensation Effects 0.000 claims description 4
- 239000002826 coolant Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 101100372509 Mus musculus Vat1 gene Proteins 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000155 melt Substances 0.000 description 2
- 238000009740 moulding (composite fabrication) Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/118—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
Abstract
The present invention relates to the production technical field of consumptive material used in 3D printing more particularly to a kind of production equipment of 3D printing wire rod, extruder is equipped with several extrusions for forming several wire rods；Detection device is equipped with several line footpath detectors, and a line footpath detector is for detecting a wire rod；Traction device includes several traction components, and a traction component is for drawing a wire rod；Wire storage device includes that several set line group, and one is set line group for putting to a wire rod, and control system is electrically connected with extruder, each line footpath detector, each traction component respectively；By the way that multiple extrusions are arranged, multiple line footpath detectors, multiple traction components, one line footpath detector detects the line footpath of a wire rod, speed amendment is carried out to extruder and each traction component by control system, reaches the line footpath of each wire rod in acceptability limit, improves the utilization rate of equipment, achieve the purpose that reduce production cost, while improving production efficiency.
Description
Technical field
The present invention relates to the production technical fields of consumptive material used in 3D printing more particularly to a kind of production of 3D printing wire rod to set
It is standby.
Background technique
3D printing is one kind of rapid shaping technique, wherein the 3D printing tabletop machine of FDM fusion sediment formula due to cost compared with
Low, the reasons such as small volume occupy larger market in enterprise and domestic consumer.It is using wire rod as raw material, by spray head plus
Heat fusing deposits to be printed, and for wire rod used in 3D printing as printing consumables, usage amount is very big, but 3D printer is to line
The tolerance of material diameter is very high, and the margin of tolerance of wire rod line footpath is required in ± 0.01mm, to reach this tolerance, passes
The production efficiency for production method of uniting is lower, and the processing method of this traditional mode of production wire rod is at high cost, low output, influences 3D printer
Further popularize.
Summary of the invention
In order to overcome 3D printing wire production low efficiency existing in the prior art, disadvantage at high cost, mesh of the invention
Be a kind of production equipment of 3D printing wire rod is provided, realize while producing the purpose of a plurality of 3D printing wire rod.
To achieve the above object, the technical solution of the present invention is as follows:
A kind of production equipment of 3D printing wire rod, including rack, storage vat, extruder, cooling device, detection device, lead
Leading-in device, wire storage device and control system, the storage vat, extruder, cooling device, detection device, traction device, storage line dress
It sets and control system is set to rack, extraneous particulate material is successively delivered to extruder through storage vat, it is characterised in that: is described to squeeze
Machine includes extrusion die out, and the extrusion die is equipped with several extrusions for forming several wire rods, and extrusion die melts
Change the particulate material that is conveyed of storage vat and via several wire rods of several extrusion extrusion moldings；
Cooling device is used for several wire rods that cooling extruding mould squeezes out；
The detection device is equipped with several line footpath detectors, and a line footpath detector is for detecting a wire rod；
For the traction device for drawing cooling device wire rod after cooling, traction device includes several traction components,
One traction component is for drawing a wire rod；
The wire storage device is used to put the wire rod of traction component traction, and wire storage device includes that several set line group, and one
Line group is set for putting to a wire rod.
The extruder is electrically connected to the control system, and each line footpath detector is electrically connected to the control system, each traction
Component is electrically connected to the control system.
Further, the detection device includes the first support set on rack, and first support is logical equipped with several
Road, the axial direction in each channel is parallel with the direction of motion of wire rod, and a channel passes through for a wire rod, and a channel is set
There is a line footpath detector.
Further, the line footpath detector is set to vias inner walls.
Further, the line footpath detector is light sensation detector.
Further, the traction device includes several tractions set on the second support of rack and set on the second support
Wheel, several traction wheels are rotationally connected with the second support, and two traction wheels form a traction component, and a wire rod is clamped in two
Between a traction wheel.
Further, the traction device further includes the first guidance set, and first guidance set is set to the second support,
First guidance set is between traction component and detection device, after traction component is for drawing the first guidance set guiding
Wire rod.
Further, the cooling device includes the cabinet and several locating parts for containing coolant liquid, at least one
Locating part is connected to the feed end of cabinet, at least one locating part is connected to the discharge end of cabinet.
Further, the production equipment of the 3D printing wire rod further includes for the wire rod of wire storage device to be carried out take-up
Coiling apparatus, the coiling apparatus include third bracket and several take-up group wheels set on third bracket, each take-up group wheel
Spiral is carried out to a wire rod, the third branch is set up in rack far from storage vat side.
Beneficial effects of the present invention: being arranged multiple extrusions by extruder, and multiple line footpath detectors are arranged in detection device,
Multiple traction components are arranged in traction device, and a line footpath detector detects the line footpath of a wire rod, by control system to extrusion
Machine and each traction component carry out speed amendment, reach the line footpath of each wire rod in acceptability limit, improve the utilization of equipment
Rate achievees the purpose that reduce production cost, while improving production efficiency.
Detailed description of the invention
Fig. 1 is plane structure main view of the invention；
Fig. 2 is schematic perspective view of the invention；
Fig. 3 is extrusion die partial enlargement structural representation of the invention；
Fig. 4 is detection device enlarged structure schematic diagram of the invention；
Fig. 5 is the positional structure enlarged diagram of detection device and traction device of the invention；
Fig. 6 is the structural schematic diagram at another visual angle of traction device of the invention；
Fig. 7 is cooling device structural schematic diagram of the invention.
Appended drawing reference includes:
1-storage vat 2-extruder, 21-extrusion die
211-extrusion 3-cooling device, 31-cabinets
32-locating part 4-detection device, 41-line footpath detectors
42-the first 421-channel of support, 5-traction device
51-traction component the 53-the first guidance sets of the 52-the second support
531-directive wheel 6-wire storage device, 7-control systems
8-coiling apparatus 81-third bracket 82-take-up group wheels
100-200-wire rods of rack.
Specific embodiment
For the ease of the understanding of those skilled in the art, the present invention is made further below with reference to examples and drawings
Bright, the content that embodiment refers to not is limitation of the invention.
Please refer to Fig. 1 to Fig. 7, a kind of production equipment of 3D printing wire rod of the invention, including rack 100, storage vat 1,
Extruder 2, cooling device 3, detection device 4, traction device 5, wire storage device 6 and control system 7, the storage vat 1, extruder
2, cooling device 3, detection device 4, traction device 5, wire storage device 6 and control system 7 are set to rack 100, extraneous granular raw
Material is successively delivered to extruder 2 through storage vat 1, and the extruder 2 includes extrusion die 21, and the extrusion die 21 is equipped with and is used for
Several extrusions 211 of several wire rods 200 are formed, extrusion die 21 melts the particulate material that storage vat 1 is conveyed and warp
By several wire rods 200 of several 211 extrusion moldings of extrusion；
Cooling device 3 is used for several wire rods 200 that cooling extruding mould 21 squeezes out；
The detection device 4 is equipped with several line footpath detectors 41, and a line footpath detector 41 is for detecting a wire rod
200；
The traction device 5 includes several tractions for drawing the wire rod 200 after cooling of cooling device 3, traction device 5
Component 51, a traction component 51 is for drawing a wire rod 200；
The wire storage device 6 is used to put the wire rod 200 of the traction of traction component 51, and wire storage device 6 includes that several set line
Group 61, one is set line group 61 for putting to a wire rod 200.
The extruder 2 is electrically connected with control system 7, and each line footpath detector 41 is electrically connected with control system 7, each
Traction component 51 is electrically connected with control system 7.
Specifically, in the present embodiment, extruder 2 includes cylindrical type extrusion die 21, and extrusion die 21 sets that there are three squeeze out
Mouth 211, around the central axis of extrusion die 21, circumferentially array arrangement, feed particulate material pour into storage vat to three extrusions 211
1, at wire rod 200, three extrusions 211 squeeze out three wire rods 200 for melting, heating, processing and forming through extruder 2, after extrusion
Three wire rods 200 simultaneously cooled down through apparatus for supercooling 3, by the way of water cooling, detection device 4 is equipped with cooling device 3
Three line footpath detectors 41, three wire rods 200 pass through three line footpath detectors 41 respectively, and traction device 5 includes three draw groups
Part 51, a traction component 51 draw a wire rod 200, in 200 moving process of wire rod, a line footpath detector 41
Diameter detection is carried out to a wire rod 200, detection data feeds back to control system 7, when detection data exceeds setting value, control
System 7 corrects the speed of extruder 2, or the speed of the corresponding traction component 51 of amendment, and the line footpath of each wire rod 200 is made to exist
Within the scope of production requirement.
For example, size control traction device of the control system 7 according to the line footpath of the wire rod 200 detected of line footpath detector 41
The speed of 5 traction wire rods 200, when the line footpath of wire rod 200 is greater than the standard value of line footpath, control system 7 regulates and controls traction device 5 and leads
The speed of lead material 200 is greater than the speed of 21 extrusion of wire 200 of extrusion die, so that the line footpath of wire rod 200 becomes smaller；Work as wire rod
When 200 line footpath is less than the standard value of line footpath, control system 7 regulates and controls traction device 5 and draws the speed of wire rod 200 less than extrusion die
Has the speed of 21 extrusion of wire 200, so that the line footpath of wire rod 200 becomes larger；Ensure that the line footpath of wire rod 200 is maintained at preset range
It is interior.
Multiple extrusions 211 are set by extruder 2, multiple line footpath detectors 41, traction device 5 is arranged in detection device 4
Multiple traction components 51 are set, and a line footpath detector 41 detects the line footpath of a wire rod 200, is squeezed out by 7 Duis of control system
Machine 2 and each traction component 51 carry out the amendment of speed, reach the line footpath of each wire rod 200 in acceptability limit, realize more
A wire rod is produced while being detected simultaneously while the production model of take-up, improves production efficiency, reduces production cost.
The detection device 4 includes the first support 42 set on rack 100, and first support 42 is equipped with several channels
421, the axial direction in each channel 421 is parallel with the direction of motion of wire rod 200, and a channel 421 is logical for a wire rod 200
It crosses, a channel 421 is equipped with a line footpath detector 41.
The line footpath detector 41 is set to 421 inner wall of channel.
The line footpath detector 41 is light sensation detector.
First support 42 is installed on rack 100, and the first support 42 is set there are three channel 421, and a channel 421 supplies a line
Material 200 passes through, and the inner sidewall in channel 421 installs light sensation detector, detects the diameter of wire rod 200 immediately, improves the life of wire rod
Yield and quality.
The traction device 5 includes several traction wheels set on the second support 52 of rack 100 and set on the second support 52,
Several traction wheels are rotationally connected with the second support 52, and two traction wheels form a traction component 51, and a wire rod 200 clamps
Between two traction wheels.
For second support 52 for setting there are six traction wheel, two traction wheels form a traction components 51, and one 200, wire rod
Between two traction wheels, by the rotation of traction wheel, the translation of wire rod 200 is driven, by correcting the revolving speed of traction wheel, is realized
Control the tractive force purpose of wire rod 200.
The traction device 5 further includes the first guidance set 53, and first guidance set 53 is set to the second support 52, institute
The first guidance set 52 is stated between traction component 51 and detection device 4, traction component 51 is for drawing the first guidance set
Wire rod 200 after 53 guiding.
First guiding group 53 includes three directive wheels 531, and a directive wheel 531 is oriented to a wire rod 200, so that
Each 200 smooth transition of wire rod is to traction component 51, so that the production of each wire rod 200 is more smooth.
The cooling device 3 includes the cabinet 31 and several locating parts 32 for containing coolant liquid, at least one limit
Part 32 is connected to the feed end of cabinet 31, at least one locating part 32 is connected to the discharge end of cabinet 31, in the present embodiment, cabinet
31 splendid attire water are two with the wire rod 200 after being cooled and shaped, the quantity of locating part 32, and each locating part 32 is all provided with that there are three logical
Hole passes through for wire rod 200, and a through-hole passes through for a wire rod 200, prevents wire rod 200 from colliding with each other in direction of travel dry
It disturbs.
The production equipment of the 3D printing wire rod further includes the spiral for the wire rod 200 of wire storage device 7 to be carried out to take-up
Device 8, the coiling apparatus 8 include third bracket 81 and several take-up group wheels 82 set on third bracket 81, each take-up
Group takes turns 82 pairs of wire rods 200 and carries out spiral, and the third bracket 81 is set to rack 100 far from 1 side of storage vat, take-up group wheel
82 quantity is three, carries out take-up to three wire rods 200 respectively, and every line is collected into web-like, subsequent packages and fortune are facilitated
It is defeated.
The above is only a preferred embodiment of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as to the present invention
Limitation.
Claims (8)
1. a kind of production equipment of 3D printing wire rod, including rack (100), storage vat (1), extruder (2), cooling device (3),
Detection device (4), traction device (5), wire storage device (6) and control system (7), the storage vat (1), extruder (2), cooling
Device (3), detection device (4), traction device (5), wire storage device (6) and control system (7) are set to rack (100), extraneous
Particulate material is successively delivered to extruder (2) through storage vat (1), it is characterised in that: the extruder (2) includes extrusion die
(21), the extrusion die (21) is equipped with several extrusions (211) for forming several wire rods (200), extrusion die
(21) melt storage vat (1) particulate material for being conveyed and via several wire rods of several extrusion (211) extrusion moldings
(200)；
Cooling device (3) is used for several wire rods (200) that cooling extruding mould (21) squeeze out；
The detection device (4) is equipped with several line footpath detectors (41), and a line footpath detector (41) is for detecting a line
Material (200)；
For the traction device (5) for drawing cooling device (3) wire rod after cooling (200), traction device (5) includes several
Traction component (51), a traction component (51) is for drawing a wire rod (200)；
The wire storage device (6) is used to put the wire rod (200) of traction component (51) traction, and wire storage device (6) includes several
It sets line group (61), one is set line group (61) for putting to a wire rod (200).
The extruder (2) is electrically connected with control system (7), and each line footpath detector (41) is electrically connected with control system (7),
Each traction component (51) is electrically connected with control system (7).
2. the production equipment of 3D printing wire rod according to claim 1, it is characterised in that: the detection device (4) includes
Set on the first support (42) of rack (100), first support (42) is equipped with several channels (421), each channel (421)
Axial direction it is parallel with the direction of motion of wire rod (200), channel (421) passes through for a wire rod (200), and one is logical
Road (421) is equipped with a line footpath detector (41).
3. the production equipment of 3D printing wire rod according to claim 2, it is characterised in that: the line footpath detector (41) sets
In channel (421) inner wall.
4. the production equipment of 3D printing wire rod according to claim 1, it is characterised in that: the line footpath detector (41) is
Light sensation detector.
5. the production equipment of 3D printing wire rod according to claim 1, it is characterised in that: the traction device (5) includes
The second support (52) set on rack (100) and several traction wheels set on the second support (52), several traction wheels company of rotation
It is connected to the second support (52), two traction wheels form a traction component (51), and a wire rod (200) is clamped in two traction wheels
Between.
6. the production equipment of 3D printing wire rod according to claim 5, it is characterised in that: the traction device (5) is also wrapped
It includes the first guidance set (53), first guidance set (53) is set to the second support (52), first guidance set (53)
Between traction component (51) and detection device (4), after traction component (51) is for drawing the first guidance set (53) guiding
Wire rod (200).
7. the production equipment of 3D printing wire rod according to claim 1, it is characterised in that: the cooling device (3) includes
For containing the cabinet (31) and several locating parts (32) of coolant liquid, at least one locating part (32) is connected to cabinet (31)
Feed end, at least one locating part (32) are connected to the discharge end of cabinet (31).
8. the production equipment of 3D printing wire rod according to claim 1, it is characterised in that: the production of the 3D printing wire rod
Equipment further includes the coiling apparatus (8) for the wire rod (200) of wire storage device (7) to be carried out to take-up, coiling apparatus (8) packet
Several take-up group wheels (82) for including third bracket (81) and being set to third bracket (81), each take-up group wheel (82) is to a line
Material (200) carries out spiral, and the third bracket (81) is set to rack (100) far from storage vat (1) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810783806.0A CN108943717A (en) | 2018-07-17 | 2018-07-17 | A kind of production equipment of 3D printing wire rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810783806.0A CN108943717A (en) | 2018-07-17 | 2018-07-17 | A kind of production equipment of 3D printing wire rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108943717A true CN108943717A (en) | 2018-12-07 |
Family
ID=64481588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810783806.0A Pending CN108943717A (en) | 2018-07-17 | 2018-07-17 | A kind of production equipment of 3D printing wire rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108943717A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111716719A (en) * | 2020-06-29 | 2020-09-29 | 哈尔滨坤程科技有限公司 | Continuous carbon fiber resin 3D printing composite consumable and preparation system and method thereof |
| CN112092322A (en) * | 2020-09-01 | 2020-12-18 | 宁波诺丁汉新材料研究院有限公司 | Full-automatic processing production line of low-cost desktop level multi-functional 3D printing wire rod |
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| CN103786322A (en) * | 2012-10-30 | 2014-05-14 | 樊立敏 | Production line for multi-strand wire extrusion machine |
| CN104441537A (en) * | 2014-07-11 | 2015-03-25 | 东莞市松湖塑料机械有限公司 | High-precision high-efficiency consumable production device of industrial-grade 3D printer |
| CN204340148U (en) * | 2014-10-20 | 2015-05-20 | 东莞市华希塑料机械有限公司 | A kind of pair goes out 3D consumptive material extruding production line |
| CN209007993U (en) * | 2018-07-17 | 2019-06-21 | 黄锦泉 | A kind of production equipment of 3D printing wire rod |
-
2018
- 2018-07-17 CN CN201810783806.0A patent/CN108943717A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103786322A (en) * | 2012-10-30 | 2014-05-14 | 樊立敏 | Production line for multi-strand wire extrusion machine |
| CN104441537A (en) * | 2014-07-11 | 2015-03-25 | 东莞市松湖塑料机械有限公司 | High-precision high-efficiency consumable production device of industrial-grade 3D printer |
| CN204340148U (en) * | 2014-10-20 | 2015-05-20 | 东莞市华希塑料机械有限公司 | A kind of pair goes out 3D consumptive material extruding production line |
| CN209007993U (en) * | 2018-07-17 | 2019-06-21 | 黄锦泉 | A kind of production equipment of 3D printing wire rod |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111716719A (en) * | 2020-06-29 | 2020-09-29 | 哈尔滨坤程科技有限公司 | Continuous carbon fiber resin 3D printing composite consumable and preparation system and method thereof |
| CN112092322A (en) * | 2020-09-01 | 2020-12-18 | 宁波诺丁汉新材料研究院有限公司 | Full-automatic processing production line of low-cost desktop level multi-functional 3D printing wire rod |
| CN112092322B (en) * | 2020-09-01 | 2022-06-24 | 宁波诺丁汉新材料研究院有限公司 | Full-automatic processing production line of low-cost desktop level multi-functional 3D printing wire rod |
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Effective date of registration: 20220607 Address after: 511540 703-1, floor 7, building A2, South China 863 science and Technology Innovation Park, No. 6, Chuangye 1st Road, high tech Industrial Development Zone, Qingyuan City, Guangdong Province Applicant after: Qingyuan aibaoshi Intelligent Technology Co.,Ltd. Address before: 510800 Guangzhou Baibo YOUPIN Technology Co., Ltd., building 12, No. 2, Daguanyuan Road, Jewelry City, Huadu District, Guangzhou, Guangdong Province Applicant before: Huang Jinquan |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181207 |