CN109955483A - A kind of 3 D-printing laying device of trace scanning - Google Patents
A kind of 3 D-printing laying device of trace scanning Download PDFInfo
- Publication number
- CN109955483A CN109955483A CN201910363667.0A CN201910363667A CN109955483A CN 109955483 A CN109955483 A CN 109955483A CN 201910363667 A CN201910363667 A CN 201910363667A CN 109955483 A CN109955483 A CN 109955483A
- Authority
- CN
- China
- Prior art keywords
- trace
- terminal
- printing
- scanning
- trace scanning
- 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.)
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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
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/205—Means for applying layers
-
- 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
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/205—Means for applying layers
- B29C64/209—Heads; Nozzles
-
- 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
- B29C64/386—Data acquisition or data processing for additive manufacturing
- B29C64/393—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- 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
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
Abstract
The invention discloses a kind of 3 D-printing laying devices of trace scanning.Transmission terminal, trace sweep mechanism is scanned including trace and for the head mechanism of outputting material；Trace scanning transmission terminal is mounted on the rack, and trace scanning transmission terminal, including steering engine and terminal enclosure, steering engine are mounted in terminal enclosure；Trace sweep mechanism, including runing rest and trace scan outlet terminal；Runing rest is mounted on terminal enclosure bottom surface, and the shaft of steering engine sequentially passes through thrust bearing, runing rest and trace scanning outlet terminal rotation connection；It is buffer bin in trace scanning outlet terminal, buffer bin bottom is head mechanism, and the print head with different pore size, each print head is equipped with the regulating valve for opening and being closed feeding passage.The present invention guarantees that the profile printing for curve and circular arc is all once to complete；The composite printing of rectangular coordinate system and polar coordinate system can be achieved；By the way that trace sweep mechanism is arranged, the printing precision of Surface Shape of 3-D Object structure can be improved.
Description
Technical field
The present invention relates to three-dimensional printing technologies, concretely relate to a kind of 3 D-printing laying device of trace scanning.
Background technique
3 D-printing is being commonly called as increases material manufacturing technology, it is according to three-dimensional CAD design data, using dispersed material (liquid
Body, powder, silk, piece, plate, block etc.) successively adding up manufactures the technology of object.Relative to traditional material removing method, material at
Type mode, 3 D-printing are a kind of manufacturing process of material addition from bottom to top, are gradually developed since the 80's of 20th century,
Also referred to as rapid shaping, Layered manufacturing etc..
To print three-dimension object, three-dimensional printer need to drive its print head to do three-dimensional space motion with respect to rack, usually
It is based on the linear motion synthesis in tri- axial direction of X-Y-Z.Wherein, Z-motion for realizing part slicing layer conversion, with
Successively process each layer of part；It is processed by print head in the axial mobile realization section with Y axial direction X.
But in actual production practice, many products are curved-surface structure, such as crankshaft, thin-walled revolving meber etc..Existing three-dimensional
Printer needs to carry out continuous poor complementary operation by computer when printing these curved-surface structures, when being printed by face or
When curve is more complex, not only calculation amount is very big, and the curvilinear surface printed is as made of multiple minimum straightway fittings
Polygon；In addition, curved-surface structure serious distortion can be led to the problem of when processing circular diameter difference very little inside and outside section, thus
Cause the quality of the three-dimension object printed relatively low.
Summary of the invention
In order to overcome the problems, such as to deposit in background technique, the purpose of the present invention is to provide a kind of 3 D-printings of trace scanning
Laying device, to improve the print quality of three-dimension object mean camber structure.
Technical solution used by the present invention solves the above problems is:
The present invention includes trace scanning transmission terminal, trace sweep mechanism and the head mechanism for outputting material；Trace is swept
It retouches transmission terminal to be mounted on the rack, trace scanning transmission terminal, including steering engine and terminal enclosure, steering engine are mounted on terminal enclosure
It is interior；
Trace sweep mechanism, including runing rest and trace scan outlet terminal；Runing rest is mounted on terminal enclosure bottom surface, rudder
The shaft of machine sequentially passes through thrust bearing, runing rest and trace scanning outlet terminal rotation connection；
It is buffer bin in trace scanning outlet terminal, buffer bin bottom is head mechanism, has the print head of different pore size, often
A print head is equipped with the regulating valve for opening and being closed feeding passage.
The trace scanning outlet terminal includes at least the buffer bin of three equal point arrangements, and large aperture spray head is all located at every
On the central axes of buffer bin, small-bore spray head is all located at around the spray head of large aperture and is uniformly distributed.
The buffer bin of the equal part arrangement is 4-6 item.
Large aperture spray head aperture is 2 times of small-bore spray head aperture.
The invention has the advantages that:
The present invention guarantees that the profile printing for curve and circular arc is all once to complete, and improves printing precision and printing effect；It can
It realizes and reduces print head idle stroke, improve print speed；More spray heads can be achieved to print parallel, greatly improve working efficiency and control
Flexibility；The composite printing of rectangular coordinate system and polar coordinate system can be achieved.Whole system structure is simple, and control mode is flexible, easily
Manufacturing cost is controlled and reduced in realizing.By the way that trace sweep mechanism is arranged, the printing essence of Surface Shape of 3-D Object structure can be improved
Degree, can be widely used in rapid shaping technique field.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is schematic perspective view of the invention.
Fig. 3 is the internal structural map of trace scanning transmission terminal of the present invention.
Fig. 4 is bottom view of the invention.
In figure: 1, rack, 2, trace scanning transmission terminal, 3, trace sweep mechanism, 4, head mechanism, 201, steering engine,
202, terminal enclosure, 203, shaft, 204, thrust bearing, 301, runing rest, 302, trace scan outlet terminal, 401, deposit
Hopper, 402, large aperture spray head, 403, small-bore spray head.
Specific embodiment
With reference to embodiments and its attached drawing the invention will be further described.
As shown in Figure 1 and Figure 2, the present invention includes trace scanning transmission terminal 2, trace sweep mechanism 3 and is used for outputting material
Head mechanism 4；Trace scanning transmission terminal 2 is mounted in rack 1, trace scanning transmission terminal 2, including 201 He of steering engine
Terminal enclosure 202, steering engine 201 are mounted in terminal enclosure 202；
Trace sweep mechanism 3, including runing rest 301 and trace scan outlet terminal 302；Runing rest 301 is mounted on terminal
202 outer bottom of shell, the shaft 203 of steering engine 201 sequentially pass through thrust bearing 204, runing rest 301 and trace scanning output eventually
302 rotation connection of end；Steering engine 201 is during drive shaft 203 is rotated around rotation axis, the included angle position of steering engine 201
Displacement sensor will be exported to control unit and will be monitored with data such as corner size, rates.
As shown in figure 3, being buffer bin 401 in trace scanning outlet terminal 302,401 bottom of buffer bin is head mechanism
4, the print head with different pore size, each print head is equipped with the regulating valve of the feeding passage for opening and being closed.
As shown in figure 4, the trace scanning outlet terminal 302 includes at least the buffer bin 401 of three equal point arrangements, macropore
Diameter spray head 402 is all located on the central axes of every buffer bin 401, small-bore spray head 403 be all located at around large aperture spray head 402 and
It is uniformly distributed.
The buffer bin 401 of the equal part arrangement is 4-6 item.
402 aperture of large aperture spray head is 2 times of 403 aperture of small-bore spray head.
The working principle of the invention:
The present invention passes through the cooperation of trace sweep mechanism 3 and head mechanism 4, makes print head in the process of printing three-dimension object
In, rectilinear print track can be not only exported under the driving of rack 1, and can export under the driving that trace scans transmission terminal
Arching trajectory, and complicated curvilinear path can be exported under the common driving of rack and trace scanning transmission terminal 2, so as to
Improve the print quality of three-dimension object mean camber structure.Further, since each trace scanning transmission terminal 2 drives it to constitute one
A polar coordinates, compared with the prior art in rectangular coordinate system can be efficiently reduced when printing the curvilinear paths such as arching trajectory
Amount of calculation avoids being fitted using rectangular co-ordinate and generating error.
Specific scheme is that trace scanning outlet terminal 302 includes for saving the buffer bin 401 of moulding material and printing
Head mechanism 4 is equipped with the regulating valve for opening and closing feeding passage between the two between buffer bin 401 and each print head.By controlling not
With the working condition of regulating valve, print job is carried out selectively to open a wherein print head or multiple print head, to change
The radius of turn of print head around the shaft, to print the curvilinear path of different curvature radius.
More specific scheme be trace scan outlet terminal 302 lower surface be equipped with it is multiple along its length and width direction
Spaced apart print head, trace scanning outlet terminal 302 are centrosymmetrically arranged about its rotation axis.It is scanned with balancing traces
Outlet terminal 302 circumferentially loads and is conducive to stablizing for course of work displacement and exports.
Specific scheme is that runing rest 301 is centrosymmetrically arranged about its rotation axis, with balance rotating bracket 301 with
Trace scans the load of outlet terminal 302 during the work time, and be conducive to displacement stablizes output.
Preferred scheme is that head mechanism 4 includes large aperture spray head 402 and small-bore spray head 403, large aperture spray head 402
It is all located on the axis of the trace scanning 302 lower surface of outlet terminal, small-bore spray head 403 is all located at the large aperture spray head
Around 402 and it is uniformly distributed.
Preferred scheme is control unit, including processor (QFP-100) and conservator (W9825G6KH-6), is saved
Device preserves computer program, and following steps are able to achieve when computer program is executed by processor:
Track printing step with curved profile:
The cooperation of outlet terminal and head mechanism is scanned by trace, i.e., selectively opens and be closed trace scanning output eventually
Several print heads on end print in slicing layer according to the trace under the polar coordinate system of the mathematical model of three-dimension object to be printed
Path portion.
Track printing step with outline of straight line:
The cooperation of outlet terminal and head mechanism is scanned by trace, that is, is closed all with the maximum one end of the included angle of straight line
Spray head, and several print heads on the smallest one end of the included angle of straight line are selectively opened and are closed, according to be printed
Trace under the rectangular coordinate system of the mathematical model of three-dimension object prints the path portion in slicing layer.
It drives trace to scan outlet terminal 302 towards moving direction translational motion by rack 1, mark is driven by steering engine 201
Line, which scans outlet terminal 302, is formulating position rotary motion.Nozzle to be worked is opened simultaneously and is closed idle nozzle, is opened
The nozzle opened squeezes out printed material.
Claims (4)
1. a kind of 3 D-printing laying device of trace scanning, it is characterised in that: scan transmission terminal (2), trace including trace
Sweep mechanism (3) and head mechanism (4) for outputting material；Trace scanning transmission terminal (2) is mounted on rack (1),
Trace scanning transmission terminal (2), including steering engine (201) and terminal enclosure (202), steering engine (201) are mounted on terminal enclosure (202)
It is interior；
Trace sweep mechanism (3), including runing rest (301) and trace scanning outlet terminal (302)；Runing rest (301) peace
Mounted in terminal enclosure (202) outer bottom, the shaft (203) of steering engine (201) sequentially passes through thrust bearing (204), runing rest
(301) it is rotatablely connected with trace scanning outlet terminal (302)；
It is buffer bin (401) in trace scanning outlet terminal (302), buffer bin (401) bottom is head mechanism (4), is had
The print head of different pore size, each print head are equipped with the regulating valve for opening and being closed feeding passage.
2. a kind of 3 D-printing laying device of trace scanning according to claim 1, it is characterised in that: the trace is swept
Outlet terminal (302) are retouched including at least the buffer bin (401) of three equal point arrangements, large aperture spray head (402) is all located at every and deposits
On the central axes of hopper (401), small-bore spray head (403) is all located at around large aperture spray head (402) and is uniformly distributed.
3. a kind of 3 D-printing laying device of trace scanning according to claim 1, it is characterised in that: the equal distribution
The buffer bin (401) set is 4-6 item.
4. a kind of 3 D-printing laying device of trace scanning according to claim 1, it is characterised in that: the large aperture
Spray head (402) aperture is 2 times of small-bore spray head (403) aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910363667.0A CN109955483A (en) | 2019-04-30 | 2019-04-30 | A kind of 3 D-printing laying device of trace scanning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910363667.0A CN109955483A (en) | 2019-04-30 | 2019-04-30 | A kind of 3 D-printing laying device of trace scanning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109955483A true CN109955483A (en) | 2019-07-02 |
Family
ID=67026960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910363667.0A Pending CN109955483A (en) | 2019-04-30 | 2019-04-30 | A kind of 3 D-printing laying device of trace scanning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109955483A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107570663A (en) * | 2017-09-15 | 2018-01-12 | 杭州喜马拉雅信息科技有限公司 | A kind of the sand mold printing equipment and method of the different aperture nozzle of double shower nozzles |
| CN107571494A (en) * | 2016-07-03 | 2018-01-12 | 大庆市多维时空科技有限公司 | A kind of new rotary type 3D printing jet array |
| CN207290926U (en) * | 2017-06-21 | 2018-05-01 | 珠海赛纳打印科技股份有限公司 | 3D printing equipment |
-
2019
- 2019-04-30 CN CN201910363667.0A patent/CN109955483A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107571494A (en) * | 2016-07-03 | 2018-01-12 | 大庆市多维时空科技有限公司 | A kind of new rotary type 3D printing jet array |
| CN207290926U (en) * | 2017-06-21 | 2018-05-01 | 珠海赛纳打印科技股份有限公司 | 3D printing equipment |
| CN107570663A (en) * | 2017-09-15 | 2018-01-12 | 杭州喜马拉雅信息科技有限公司 | A kind of the sand mold printing equipment and method of the different aperture nozzle of double shower nozzles |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190702 |