CN104210108A - Printing defect remedying method of 3D printer and system thereof - Google Patents
Printing defect remedying method of 3D printer and system thereof Download PDFInfo
- Publication number
- CN104210108A CN104210108A CN201410466074.4A CN201410466074A CN104210108A CN 104210108 A CN104210108 A CN 104210108A CN 201410466074 A CN201410466074 A CN 201410466074A CN 104210108 A CN104210108 A CN 104210108A
- Authority
- CN
- China
- Prior art keywords
- printhead
- printable layer
- concave point
- point
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000007639 printing Methods 0.000 title claims abstract description 28
- 230000007547 defect Effects 0.000 title claims abstract description 16
- 239000000945 filler Substances 0.000 claims abstract description 23
- 230000000295 complement effect Effects 0.000 claims description 22
- 238000012544 monitoring process Methods 0.000 claims description 20
- 230000009467 reduction Effects 0.000 claims description 12
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 abstract description 2
- 238000009825 accumulation Methods 0.000 description 4
- 238000010146 3D printing Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The invention provides a printing defect remedying method of a 3D printer and a system thereof, wherein the method comprises the following steps: a working state of a printing head of the 3D printer is monitored to determine if convex points and/or concave points are generated on a printing layer; and the method at least comprises one of the following steps: if the concave points are generated, the positions of all the concave points are recorded, and all the concave points are repaired one by one; and if the convex points are generated, the positions of all the convex points are recorded, and the filler quantity is correspondingly reduced in the positions of the convex points when a next printing layer is printed. The method can quickly perform the optimal control of models in the printing process of the 3D printer so as to largely improve the printing precision.
Description
Technical field
The present invention relates to 3D printing technique field, refer to that a kind of print defect of 3D printer makes up method and system especially.
Background technology
It is novel forming technique that 3D prints, and wherein filler accumulation type printing technique is the most frequently used 3D printing technique.The structure of 3D printer of the prior art is generally all divided into two-layer up and down, and upper strata is printhead and XY drive mechanism, and lower floor is article carrying platform.Its XY drive mechanism at the middle and upper levels comprises the printhead that the plane that can be formed in X-axis and Y-axis can carry out movement, and lower floor is provided with article carrying platform.The article carrying platform of 3D printer of the prior art can rise along Z-direction or decline, thus presses layer printing 3D workpiece.
When printing, filler accumulation type printing technique utilizes the printhead of heating to merge filler, by controlling printhead, the filler of molten is stacked on assigned address, thus 3D model conversation is become the 3D workpiece of entity.The maximum advantage of this molding mode is: filler cost is low, waste less, printer arrangement simply for ease of maintenaince.But because the displacement of printhead and fuse amount are all by Mechanical course, therefore there will be shift position and fuse amount how many inaccuracy unavoidably, thus cause the current printable layer printing workpiece to be occur salient point and/or concave point.Its bumps is exactly refer to be greater than predetermined value at the filler of the output in a certain precalculated position, and the filler of the output that concave point refers in a certain precalculated position is greater than predetermined value.The phenomenon of this salient point and/or concave point may be cause salient point and/or concave point because printhead displacement control inaccuracy causes the filler exported in precalculated position to be output to other positions; Also may be cause salient point and/or concave point owing to being greater than or less than predetermined value in the fuse amount in precalculated position.And no matter be due to position deviation or fuse amount mistake, its final result is all that the amount of filler exported in precalculated position is not equal to desired value, finally result in salient point and/or concave point.
Because existing filler accumulation type printing technique successively prints, therefore once occur salient point and/or concave point at current layer and be not solved, error will be caused successively to be accumulated, finally cause printing precision to decline.
Summary of the invention
The print defect that the technical problem to be solved in the present invention is to provide a kind of 3D printer makes up method and system, can remedy the salient point in 3D print procedure and/or concave point in time, and the printing precision caused to prevent error accumulation declines.
In order to achieve the above object, the print defect that the embodiment of the present invention proposes a kind of 3D printer makes up method, comprising:
The duty of the printhead of monitoring 3D printer is to determine whether current printable layer occurs salient point and/or concave point;
And described method at least comprises a following step:
If there is concave point, then record the position of each concave point, and one by one complement is carried out to each concave point described;
If there is salient point, then record the position of each salient point, and print next printable layer time in the position of described salient point corresponding reduction amount of filler.
Wherein, the duty of the printhead of described monitoring 3D printer is to determine whether current printable layer occurs salient point and/or concave point, specifically comprises:
Determine the expection fuse amount of each position in N number of print position of current printable layer
Determine the actual fuse amount of each position in the N number of print position of the layer of current printable layer
Calculate expection fuse amount
with actual fuse amount
between difference
For each print position i, if q '
i-q
i<-δ
2, then the fuse amount of print position i is less becomes concave point; If q '
i-q
i> δ
2, then the fuse amount of print position i is more becomes salient point; Wherein δ
2for the error threshold value preset.
Wherein, described if there is concave point, then record the position of each concave point, and one by one complement is carried out to each concave point described, specifically comprise:
Determine the concave point position of current printable layer; Determine current printable layer print after the position S of printhead; The position T of printhead predetermined when determining that next printable layer starts to print;
The position T of printhead predetermined when the position S of printhead, each concave point position, next printable layer start to print after printing according to current printable layer, generates the mobile route of printhead complement.
Wherein, the mobile route of printhead complement is generated according to shortest path first.
Wherein, described print next printable layer time in the position of described salient point corresponding reduction amount of filler, specifically comprise:
Print next printable layer with described salient point relative to position in, reduce fuse amount, and the fuse amount of described attenuating is q '
i-q
i.
Wherein, described method also comprises:
The print position of Real-Time Monitoring printhead, when described print position is not equal to precalculated position, adjusts the position of described printhead.
Meanwhile, the print defect that the embodiment of the present invention also proposed a kind of 3D printer makes up system, comprising:
Monitoring module, for monitoring the duty of the printhead of 3D printer to determine whether current printable layer occurs salient point and/or concave point;
Control module, for controlling the adjustment to salient point and/or concave point; Namely if there is concave point, then record the position of each concave point, and one by one complement is carried out to each concave point described; If there is salient point, then record the position of each salient point, and print next printable layer time in the position of described salient point corresponding reduction amount of filler.
Meanwhile, the embodiment of the present invention also proposed a kind of printhead of 3D printer, it is characterized in that, comprises print head body and is arranged on the sensor be provided with for detecting actual fuse amount in described print head body.
Wherein, described sensor is Infrared Surface sensor, determines actual fuse amount with moving direction and distance by detecting fuse.
Wherein, described print head body is also provided with the displacement transducer for detecting printhead displacement.
The beneficial effect of technique scheme of the present invention is as follows:
Said method can carry out the optimal control of model fast by 3D printer in print procedure, greatly improves the precision of printing.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the mobile route generating printhead complement when carrying out concave point complement;
Fig. 2 is the schematic diagram forming salient point.
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearly, be described in detail below in conjunction with accompanying drawing and instantiation.
The print defect that the embodiment of the present invention proposes a kind of 3D printer makes up method, comprising:
The duty of the printhead of monitoring 3D printer is to determine whether current printable layer occurs salient point and/or concave point;
And described method at least comprises a following step:
If there is concave point, then record the position of each concave point, and one by one complement is carried out to each concave point described;
If there is salient point, then record the position of each salient point, and print next printable layer time in the position of described salient point corresponding reduction amount of filler.
Wherein, the reason forming concave point and salient point is no longer repeated at this.And the method solved can comprise above concave point solution and/or salient point solution processes.Wherein concave point solution is specially: the position of recording each concave point, and carries out complement to each concave point described one by one.And salient point solution is specially: the position of recording each salient point, and print next printable layer time in the position of described salient point corresponding reduction amount of filler.
In the above-mentioned methods, actual fuse amount can be detected by sensor, and compare with the fuse amount preset, determine whether to there occurs concave point and/or salient point.Concrete, Infrared Surface sensor can be utilized to detect moving direction and the distance of fuse, to determine actual fuse amount.
Concrete, the duty of the printhead of described monitoring 3D printer is to determine whether current printable layer occurs salient point and/or concave point, specifically comprises:
Determine the expection fuse amount of each position in N number of print position of current printable layer
Determine the actual fuse amount of each position in the N number of print position of the layer of current printable layer
Calculate expection fuse amount
with actual fuse amount
between difference
For each print position i, if q '
i-q
i<-δ
2, then the fuse amount of print position i is less becomes concave point; If q '
i-q
i> δ
2, then the fuse amount of print position i is more becomes salient point; Wherein δ
2for the error threshold value preset.
Wherein, described if there is concave point, then record the position of each concave point, and one by one complement is carried out to each concave point described, specifically comprise:
Determine the concave point position of current printable layer; Determine current printable layer print after the position S of printhead; The position T of printhead predetermined when determining that next printable layer starts to print;
The position T of printhead predetermined when the position S of printhead, each concave point position, next printable layer start to print after printing according to current printable layer, generates the mobile route of printhead complement.
This be due to: print be not very high workpiece to precise requirements time can ignore this error, namely can by δ
2be adjusted to larger.And when printing the workpiece that precise requirements is very high, then can by δ
2be adjusted to smaller, be even adjusted to 0, to guarantee printing precision.
In a specific embodiment of the present invention, the mobile route of printhead complement can be generated according to shortest path first.Namely as shown in Figure 1, in figure, A, B, C, D are four concave points that current printable layer occurs, position when wherein S point is for completing this printable layer residing for printhead, T point is the position starting printing of next printable layer.Adopt shortest path first, design and arrive the path of T point from S point through A, B, C, D tetra-points.As shown in Figure 1, S-> A-> B-> C-> D-> T is this shortest path.Control unit controls printhead and moves according to this path, and when through wherein concave point A, when B, C, D, printhead continues to print according to current location fuse amount, supplements fuse.
Wherein, described print next printable layer time in the position of described salient point corresponding reduction amount of filler, specifically comprise:
Print next printable layer with described salient point relative to position in, reduce fuse amount, and the fuse amount of described attenuating is q '
i-q
i.Like this, salient point problem can be solved simply.When printhead runs to the position of the corresponding last printable layer salient point of next printable layer, according to the fuse amount q ' of this layer of salient point
i-q
i, recalculate the expection fuse amount (the fuse amount after obviously recalculating is less than former expection fuse amount) of this position, then continued printing.
Wherein, described method also comprises:
The print position of Real-Time Monitoring printhead, when described print position is not equal to precalculated position, adjusts the position of described printhead.
Meanwhile, the print defect that the embodiment of the present invention also proposed a kind of 3D printer makes up system, comprising:
Monitoring module, for monitoring the duty of the printhead of 3D printer to determine whether current printable layer occurs salient point and/or concave point;
Control module, for controlling the adjustment to salient point and/or concave point; Namely if there is concave point, then record the position of each concave point, and one by one complement is carried out to each concave point described; If there is salient point, then record the position of each salient point, and print next printable layer time in the position of described salient point corresponding reduction amount of filler.
The duty of the printhead of monitoring 3D printer is to determine whether current printable layer occurs salient point and/or concave point;
And described method at least comprises a following step:
If there is concave point, then record the position of each concave point, and one by one complement is carried out to each concave point described;
If there is salient point, then record the position of each salient point, and print next printable layer time in the position of described salient point corresponding reduction amount of filler.
Wherein, actual fuse amount can be detected by sensor, and compare with the fuse amount preset, determine whether to there occurs concave point and/or salient point.Concrete, Infrared Surface sensor can be utilized to detect moving direction and the distance of fuse, to determine actual fuse amount.
Concrete, the duty of the printhead of described monitoring 3D printer is to determine whether current printable layer occurs salient point and/or concave point, specifically comprises:
Determine the expection fuse amount of each position in N number of print position of current printable layer
Determine the actual fuse amount of each position in the N number of print position of the layer of current printable layer
Calculate expection fuse amount
with actual fuse amount
between difference
For each print position i, if q '
i-q
i<-δ
2, then the fuse amount of print position i is less becomes concave point; If q '
i-q
i> δ
2, then the fuse amount of print position i is more becomes salient point; Wherein δ
2for the error threshold value preset.
Wherein, described if there is concave point, then record the position of each concave point, and one by one complement is carried out to each concave point described, specifically comprise:
Determine the concave point position of current printable layer; Determine current printable layer print after the position S of printhead; The position T of printhead predetermined when determining that next printable layer starts to print;
The position T of printhead predetermined when the position S of printhead, each concave point position, next printable layer start to print after printing according to current printable layer, generates the mobile route of printhead complement.
This be due to: print be not very high workpiece to precise requirements time can ignore this error, namely can by δ
2be adjusted to larger.And when printing the workpiece that precise requirements is very high, then can by δ
2be adjusted to smaller, be even adjusted to 0, to guarantee printing precision.
In a specific embodiment of the present invention, the mobile route of printhead complement can be generated according to shortest path first.Namely as shown in Figure 1, in figure, A, B, C, D are four concave points that current printable layer occurs, position when wherein S point is for completing this printable layer residing for printhead, T point is the position starting printing of next printable layer.Adopt shortest path first, design and arrive the path of T point from S point through A, B, C, D tetra-points.As shown in Figure 1, S-> A-> B-> C-> D-> T is this shortest path.Control unit controls printhead and moves according to this path, and when through wherein concave point A, when B, C, D, printhead continues to print according to current location fuse amount, supplements fuse.
Wherein, described print next printable layer time in the position of described salient point corresponding reduction amount of filler, specifically comprise:
Print next printable layer with described salient point relative to position in, reduce fuse amount, and the fuse amount of described attenuating is q '
i-q
i.Like this, salient point problem can be solved simply.When printhead runs to the position of the corresponding last printable layer salient point of next printable layer, according to the fuse amount q ' of this layer of salient point
i-q
i, recalculate the expection fuse amount (the fuse amount after obviously recalculating is less than former expection fuse amount) of this position, then continued printing.
Wherein, described system also comprises:
Real-Time Monitoring module, for the print position of Real-Time Monitoring printhead, when described print position is not equal to precalculated position, adjusts the position of described printhead.
In order to realize monitoring fuse amount, the embodiment of the present invention proposes a kind of printhead of 3D printer, comprises print head body and is arranged on the sensor be provided with for detecting actual fuse amount in described print head body.Described sensor is Infrared Surface sensor, determines actual fuse amount with moving direction and distance by detecting fuse.Described print head body is also provided with the displacement transducer for detecting printhead displacement.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. the print defect of 3D printer makes up a method, it is characterized in that, comprising:
The duty of the printhead of monitoring 3D printer is to determine whether current printable layer occurs salient point and/or concave point;
And described method at least comprises a following step:
If there is concave point, then record the position of each concave point, and one by one complement is carried out to each concave point described;
If there is salient point, then record the position of each salient point, and print next printable layer time in the position of described salient point corresponding reduction amount of filler.
2. the print defect of 3D printer according to claim 1 makes up method, it is characterized in that, the duty of the printhead of described monitoring 3D printer is to determine whether current printable layer occurs salient point and/or concave point, specifically comprises:
Determine the expection fuse amount of each position in N number of print position of current printable layer
Determine the actual fuse amount of each position in the N number of print position of the layer of current printable layer
Calculate expection fuse amount
with actual fuse amount
between difference
For each print position i, if q '
i-q
i<-δ
2, then the fuse amount of print position i is less becomes concave point; If q '
i-q
i> δ
2, then the fuse amount of print position i is more becomes salient point; Wherein δ
2for the error threshold value preset.
3. the print defect of 3D printer according to claim 1 makes up method, it is characterized in that, described if there is concave point, then record the position of each concave point, and carries out complement to each concave point described one by one, specifically comprises:
Determine the concave point position of current printable layer; Determine current printable layer print after the position S of printhead; The position T of printhead predetermined when determining that next printable layer starts to print;
The position T of printhead predetermined when the position S of printhead, each concave point position, next printable layer start to print after printing according to current printable layer, generates the mobile route of printhead complement.
4. the print defect of 3D printer according to claim 3 makes up method, it is characterized in that, generates the mobile route of printhead complement according to shortest path first.
5. the print defect of 3D printer according to claim 1 makes up method, it is characterized in that, described print next printable layer time in the position of described salient point corresponding reduction amount of filler, specifically comprise:
Print next printable layer with described salient point relative to position in, reduce fuse amount, and the fuse amount of described attenuating is q '
i-q
i.
6. the print defect of 3D printer according to claim 1 makes up method, it is characterized in that, described method also comprises:
The print position of Real-Time Monitoring printhead, when described print position is not equal to precalculated position, adjusts the position of described printhead.
7. the print defect of 3D printer makes up a system, it is characterized in that, comprising:
Monitoring module, for monitoring the duty of the printhead of 3D printer to determine whether current printable layer occurs salient point and/or concave point;
Control module, for controlling the adjustment to salient point and/or concave point; Namely if there is concave point, then record the position of each concave point, and one by one complement is carried out to each concave point described; If there is salient point, then record the position of each salient point, and print next printable layer time in the position of described salient point corresponding reduction amount of filler.
8. a printhead for 3D printer, is characterized in that, comprises print head body and is arranged on the sensor be provided with for detecting actual fuse amount in described print head body.
9. the printhead of 3D printer according to claim 8, is characterized in that, described sensor is Infrared Surface sensor, determines actual fuse amount with moving direction and distance by detecting fuse.
10. the printhead of 3D printer according to claim 8, is characterized in that, described print head body is also provided with the displacement transducer for detecting printhead displacement.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410466074.4A CN104210108B (en) | 2014-09-15 | 2014-09-15 | The print defect of 3D printer makes up method and system |
| HK15105761.9A HK1205063A1 (en) | 2014-09-15 | 2015-06-17 | Printing defect remedying method of a 3d printer and a system thereof 3d |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410466074.4A CN104210108B (en) | 2014-09-15 | 2014-09-15 | The print defect of 3D printer makes up method and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104210108A true CN104210108A (en) | 2014-12-17 |
| CN104210108B CN104210108B (en) | 2017-11-28 |
Family
ID=52092203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410466074.4A Expired - Fee Related CN104210108B (en) | 2014-09-15 | 2014-09-15 | The print defect of 3D printer makes up method and system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104210108B (en) |
| HK (1) | HK1205063A1 (en) |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9873180B2 (en) | 2014-10-17 | 2018-01-23 | Applied Materials, Inc. | CMP pad construction with composite material properties using additive manufacturing processes |
| CN107806843A (en) * | 2017-09-25 | 2018-03-16 | 西安智熔金属打印系统有限公司 | Electron beam fuse increasing material manufacturing topography measurement device and its compensating control method |
| CN107848198A (en) * | 2015-07-13 | 2018-03-27 | 斯特拉塔西斯公司 | The device of the operating method of multiple printing nozzles and the multiple printing nozzles of cleaning in lamination manufacture |
| CN107876771A (en) * | 2017-12-22 | 2018-04-06 | 大连大学 | A kind of metal laser melting increasing material manufacturing method |
| CN108723366A (en) * | 2018-04-11 | 2018-11-02 | 华中科技大学 | A kind of electron beam fuse transition state keeps system and keeping method |
| CN109530690A (en) * | 2018-11-28 | 2019-03-29 | 沈阳航空航天大学 | A method of improving synchronous powder feeding system increasing material manufacturing forming accuracy |
| US10267916B2 (en) | 2016-04-18 | 2019-04-23 | Caterpillar Inc. | Three-dimensional construction systems and methods for creating an object |
| US10384330B2 (en) | 2014-10-17 | 2019-08-20 | Applied Materials, Inc. | Polishing pads produced by an additive manufacturing process |
| US10391605B2 (en) | 2016-01-19 | 2019-08-27 | Applied Materials, Inc. | Method and apparatus for forming porous advanced polishing pads using an additive manufacturing process |
| US10399201B2 (en) | 2014-10-17 | 2019-09-03 | Applied Materials, Inc. | Advanced polishing pads having compositional gradients by use of an additive manufacturing process |
| US10596763B2 (en) | 2017-04-21 | 2020-03-24 | Applied Materials, Inc. | Additive manufacturing with array of energy sources |
| US10611136B2 (en) | 2014-07-13 | 2020-04-07 | Stratasys Ltd. | Method and system for rotational 3D printing |
| CN111113889A (en) * | 2019-12-22 | 2020-05-08 | 同济大学 | Fused deposition molding method using cored wire |
| US10821573B2 (en) | 2014-10-17 | 2020-11-03 | Applied Materials, Inc. | Polishing pads produced by an additive manufacturing process |
| US10875145B2 (en) | 2014-10-17 | 2020-12-29 | Applied Materials, Inc. | Polishing pads produced by an additive manufacturing process |
| US10875153B2 (en) | 2014-10-17 | 2020-12-29 | Applied Materials, Inc. | Advanced polishing pad materials and formulations |
| US11072050B2 (en) | 2017-08-04 | 2021-07-27 | Applied Materials, Inc. | Polishing pad with window and manufacturing methods thereof |
| US11458687B2 (en) | 2018-04-24 | 2022-10-04 | Hewlett-Packard Development Company, L.P. | Additive manufacturing system |
| US11471999B2 (en) | 2017-07-26 | 2022-10-18 | Applied Materials, Inc. | Integrated abrasive polishing pads and manufacturing methods |
| US11524384B2 (en) | 2017-08-07 | 2022-12-13 | Applied Materials, Inc. | Abrasive delivery polishing pads and manufacturing methods thereof |
| US11745302B2 (en) | 2014-10-17 | 2023-09-05 | Applied Materials, Inc. | Methods and precursor formulations for forming advanced polishing pads by use of an additive manufacturing process |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11813712B2 (en) | 2019-12-20 | 2023-11-14 | Applied Materials, Inc. | Polishing pads having selectively arranged porosity |
| US11806829B2 (en) | 2020-06-19 | 2023-11-07 | Applied Materials, Inc. | Advanced polishing pads and related polishing pad manufacturing methods |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005084581A1 (en) * | 2004-03-03 | 2005-09-15 | Japan Science And Technology Agency | Medical three-dimensional structure, process for producing the same and production apparatus |
| WO2011019287A2 (en) * | 2009-08-14 | 2011-02-17 | Norsk Titanium Components As | Method and device for manufacturing titanium objects |
| US20110121476A1 (en) * | 2009-11-19 | 2011-05-26 | Stratasys, Inc. | Encoded consumable materials and sensor assemblies for use in additive manufacturing systems |
| WO2012127456A1 (en) * | 2011-03-24 | 2012-09-27 | Ramot At Tel-Aviv University Ltd. | Method and devices for solid structure formation by localized microwaves |
-
2014
- 2014-09-15 CN CN201410466074.4A patent/CN104210108B/en not_active Expired - Fee Related
-
2015
- 2015-06-17 HK HK15105761.9A patent/HK1205063A1/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005084581A1 (en) * | 2004-03-03 | 2005-09-15 | Japan Science And Technology Agency | Medical three-dimensional structure, process for producing the same and production apparatus |
| WO2011019287A2 (en) * | 2009-08-14 | 2011-02-17 | Norsk Titanium Components As | Method and device for manufacturing titanium objects |
| US20120193335A1 (en) * | 2009-08-14 | 2012-08-02 | Sigrid Guldberg | Method and device for manufacturing titanium objects |
| US20110121476A1 (en) * | 2009-11-19 | 2011-05-26 | Stratasys, Inc. | Encoded consumable materials and sensor assemblies for use in additive manufacturing systems |
| WO2012127456A1 (en) * | 2011-03-24 | 2012-09-27 | Ramot At Tel-Aviv University Ltd. | Method and devices for solid structure formation by localized microwaves |
Cited By (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10611136B2 (en) | 2014-07-13 | 2020-04-07 | Stratasys Ltd. | Method and system for rotational 3D printing |
| US11897186B2 (en) | 2014-07-13 | 2024-02-13 | Stratasys Ltd. | Method and system for rotational 3D printing |
| US11446788B2 (en) | 2014-10-17 | 2022-09-20 | Applied Materials, Inc. | Precursor formulations for polishing pads produced by an additive manufacturing process |
| US9873180B2 (en) | 2014-10-17 | 2018-01-23 | Applied Materials, Inc. | CMP pad construction with composite material properties using additive manufacturing processes |
| US10821573B2 (en) | 2014-10-17 | 2020-11-03 | Applied Materials, Inc. | Polishing pads produced by an additive manufacturing process |
| US11745302B2 (en) | 2014-10-17 | 2023-09-05 | Applied Materials, Inc. | Methods and precursor formulations for forming advanced polishing pads by use of an additive manufacturing process |
| US11724362B2 (en) | 2014-10-17 | 2023-08-15 | Applied Materials, Inc. | Polishing pads produced by an additive manufacturing process |
| US10384330B2 (en) | 2014-10-17 | 2019-08-20 | Applied Materials, Inc. | Polishing pads produced by an additive manufacturing process |
| US10875145B2 (en) | 2014-10-17 | 2020-12-29 | Applied Materials, Inc. | Polishing pads produced by an additive manufacturing process |
| US10399201B2 (en) | 2014-10-17 | 2019-09-03 | Applied Materials, Inc. | Advanced polishing pads having compositional gradients by use of an additive manufacturing process |
| US10537974B2 (en) | 2014-10-17 | 2020-01-21 | Applied Materials, Inc. | CMP pad construction with composite material properties using additive manufacturing processes |
| US10953515B2 (en) | 2014-10-17 | 2021-03-23 | Applied Materials, Inc. | Apparatus and method of forming a polishing pads by use of an additive manufacturing process |
| US10875153B2 (en) | 2014-10-17 | 2020-12-29 | Applied Materials, Inc. | Advanced polishing pad materials and formulations |
| US11958162B2 (en) | 2014-10-17 | 2024-04-16 | Applied Materials, Inc. | CMP pad construction with composite material properties using additive manufacturing processes |
| CN107848198B (en) * | 2015-07-13 | 2020-08-18 | 斯特拉塔西斯公司 | Method for operating a plurality of printing nozzles in additive manufacturing and device for cleaning a plurality of printing nozzles |
| US11084205B2 (en) | 2015-07-13 | 2021-08-10 | Stratasys Ltd. | Operation of printing nozzles in additive manufacture and apparatus for cleaning printing nozzles |
| CN107848198A (en) * | 2015-07-13 | 2018-03-27 | 斯特拉塔西斯公司 | The device of the operating method of multiple printing nozzles and the multiple printing nozzles of cleaning in lamination manufacture |
| US11772229B2 (en) | 2016-01-19 | 2023-10-03 | Applied Materials, Inc. | Method and apparatus for forming porous advanced polishing pads using an additive manufacturing process |
| US10391605B2 (en) | 2016-01-19 | 2019-08-27 | Applied Materials, Inc. | Method and apparatus for forming porous advanced polishing pads using an additive manufacturing process |
| US10267916B2 (en) | 2016-04-18 | 2019-04-23 | Caterpillar Inc. | Three-dimensional construction systems and methods for creating an object |
| US10596763B2 (en) | 2017-04-21 | 2020-03-24 | Applied Materials, Inc. | Additive manufacturing with array of energy sources |
| US11471999B2 (en) | 2017-07-26 | 2022-10-18 | Applied Materials, Inc. | Integrated abrasive polishing pads and manufacturing methods |
| US11072050B2 (en) | 2017-08-04 | 2021-07-27 | Applied Materials, Inc. | Polishing pad with window and manufacturing methods thereof |
| US11524384B2 (en) | 2017-08-07 | 2022-12-13 | Applied Materials, Inc. | Abrasive delivery polishing pads and manufacturing methods thereof |
| CN107806843A (en) * | 2017-09-25 | 2018-03-16 | 西安智熔金属打印系统有限公司 | Electron beam fuse increasing material manufacturing topography measurement device and its compensating control method |
| CN107876771A (en) * | 2017-12-22 | 2018-04-06 | 大连大学 | A kind of metal laser melting increasing material manufacturing method |
| CN108723366A (en) * | 2018-04-11 | 2018-11-02 | 华中科技大学 | A kind of electron beam fuse transition state keeps system and keeping method |
| US11458687B2 (en) | 2018-04-24 | 2022-10-04 | Hewlett-Packard Development Company, L.P. | Additive manufacturing system |
| CN109530690A (en) * | 2018-11-28 | 2019-03-29 | 沈阳航空航天大学 | A method of improving synchronous powder feeding system increasing material manufacturing forming accuracy |
| CN111113889A (en) * | 2019-12-22 | 2020-05-08 | 同济大学 | Fused deposition molding method using cored wire |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1205063A1 (en) | 2015-12-11 |
| CN104210108B (en) | 2017-11-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104210108A (en) | Printing defect remedying method of 3D printer and system thereof | |
| US11104078B2 (en) | 3D printing method | |
| US9327537B2 (en) | System for adjusting operation of a printer during three-dimensional object printing using an optical sensor | |
| US11565475B2 (en) | Method and system for operating a metal drop ejecting three-dimensional (3D) object printer to compensate for geometric variations that occur during an additive manufacturing process | |
| CN103180792B (en) | Method and device for generating tool path | |
| CN105522149B (en) | Laminated forming device | |
| CN104407823B (en) | A kind of 3D printing monitoring error correction method based on three-view diagram | |
| JP2016172436A (en) | System and method for correcting object defects formed by three-dimensional object printing system | |
| JP2014200982A5 (en) | ||
| JP2019077152A (en) | Three-dimensional molding apparatus | |
| US9360857B2 (en) | Electrical discharge milling machine | |
| EP3800539A1 (en) | Method and system for operating a metal drop ejecting three-dimensional (3d) object printer to compensate for drop size variations | |
| CN105382412A (en) | laser beam machining apparatus with high-speed positioning function | |
| CN105563823A (en) | Three-dimensional printing device and three-dimensional printing method | |
| JP6215113B2 (en) | Inkjet recording device | |
| CN105500717A (en) | 3D printer capable of conducting automatic correction after printing interruption and correcting method thereof | |
| JP5178358B2 (en) | Torch descending speed control method, control program, control system, and machining apparatus | |
| CN104647759A (en) | Dual-motor wire feeding 3D printer | |
| JP2016150539A (en) | Inkjet recording device | |
| CN103895229B (en) | 3D print track control method, device and 3D print system | |
| JP5308798B2 (en) | Laser processing equipment | |
| CN103612385B (en) | Hot plate welding method | |
| KR101503719B1 (en) | Method and system for manufacturing 3D metallic plate using metallic plate of different thickness | |
| JP5477247B2 (en) | Numerical control apparatus, moving path correcting method, moving path correcting program, and storage medium | |
| JP7319627B2 (en) | Additional processing device, control method for additional processing device, and control program for additional processing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1205063 Country of ref document: HK |
|
| TA01 | Transfer of patent application right |
Effective date of registration: 20170324 Address after: 315040 Zhejiang province Ningbo city Ningbo high tech Zone Juxian road 587 Lane 15 No. 2 building 401 Applicant after: Ningbo high tech Zone Xuanrui Le Blue Technology Co. Ltd. Address before: 100086 Tsinghua University Beijing south, building 1, unit 401, 8 Applicant before: Wang Yuexuan |
|
| TA01 | Transfer of patent application right | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Ningbo high tech Zone Xuanrui Le Blue Technology Co. Ltd. Document name: Notification to Go Through Formalities of Registration |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171128 Termination date: 20180915 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| REG | Reference to a national code |
Ref country code: HK Ref legal event code: WD Ref document number: 1205063 Country of ref document: HK |