CN109648848A - Irredundant stacking increasing material manufacturing technique and manufacturing device based on photosensitive bonding - Google Patents
Irredundant stacking increasing material manufacturing technique and manufacturing device based on photosensitive bonding Download PDFInfo
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- CN109648848A CN109648848A CN201811640768.XA CN201811640768A CN109648848A CN 109648848 A CN109648848 A CN 109648848A CN 201811640768 A CN201811640768 A CN 201811640768A CN 109648848 A CN109648848 A CN 109648848A
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- increasing material
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- irredundant
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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
- B29C64/10—Processes of additive manufacturing
- B29C64/141—Processes of additive manufacturing using only solid materials
- B29C64/147—Processes of additive manufacturing using only solid materials using sheet material, e.g. laminated object manufacturing [LOM] or laminating sheet material precut to local cross sections of the 3D object
-
- 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
- B29C64/188—Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control
- B29C64/194—Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control during lay-up
-
- 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
-
- 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
-
- 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
- B33Y10/00—Processes of additive manufacturing
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Robotics (AREA)
Abstract
The present invention relates to increases material manufacturing technology field, a kind of irredundant stacking increasing material manufacturing technique and manufacturing device based on photosensitive bonding is provided, which two-sided applies photosensitive binder increasing the upper and lower of material lamella respectively；The increasing material lamella subregion is solidified using constituency solidification linear light source；The increasing material lamella is cut according to the profile and border of model；Increasing material lamella upper surface is rolled using pressure roller, the increasing material of the model redundant area and pressure roller bonding remove；The upper layer of the model area is solidified；It repeats the above steps, irredundant stacking increasing material manufacturing is completed in successively solidification, bonding.The present invention, which solves, needs greatly to post-process the cured redundant structure of workload cleaning in traditional technology, printer model malformation can not manufacture hollow, hole-closing structure technical problem；The manufacturing technology level that stacking increases material is greatly improved, the application field of the technology is greatly widened, has broad application prospects.
Description
Technical field
The present invention relates to increases material manufacturing technology field, in particular to a kind of irredundant stacking based on photosensitive bonding increases material system
Make technique and manufacturing device.
Background technique
Entity manufacture (LaminatedObjectManufacturing, LOM) is laminated, also known as stacking increases material manufacturing technology,
It is the increases material manufacturing technology occurred earliest within the scope of our times, its working principles are as follows: laser cutting system is according to computer
The cross-sectional profiles line number evidence of extraction, the sheet material that the back side is coated with hot melt adhesive is cut.After having cut one layer, feeding mechanism will
New layer of sheet material superposition is got on, and incised layer is bonded together using hot sticky pressure device, cutting is then repeated again.
By binding, cutting layer by layer, it is finally made three-dimensional object.
It not can be removed during due to technology manufacture with layer redundancy structure, need greatly to post-process workload cleaning
Cured redundant structure, not only be easy to cause printer model malformation, and it is common for some increasing material manufacturings it is hollow, close
Redundant material inside pore structure can not be removed, so hollow Deng parts with complex structures can not be manufactured.
Summary of the invention
The object of the invention is to solve above-mentioned technical problem, a kind of irredundant stacking increasing based on photosensitive bonding is provided
Manufacture process and manufacturing device carry out subregion solidification to material lamella is increased, and can remove mould with layer while solidifying required layer structure
Type redundancy section, as layer-by-layer bonding gradually forms required three-dimensional entity model.
Technical scheme is as follows:
A kind of irredundant stacking increasing material manufacturing technique based on photosensitive bonding, includes the following steps:
S1, two-sided photosensitive binder is applied respectively increasing the upper and lower of material lamella；
S2, the increasing material lamella subregion is solidified using constituency solidification linear light source, wherein model area solidifies lower layer, mould
Type redundant area solidifies upper layer, and model exterior domain is without solidification；
S3, the increasing material lamella is cut according to the profile and border of model；
S4, increasing material lamella upper surface is rolled using pressure roller, the increasing material of the model redundant area with it is described
Pressure roller bonding removal；
S5, the upper layer of the model area is solidified.
Further, further includes: S6, repeat step S1-S5, successively solidification, bonding complete irredundant stacking and increase material system
It makes.
Further, the material for increasing material lamella is paper, high polymer, aluminium, copper, titanium or iron.
Further, in step S1, the photosensitive binder is photosensitive resin.
Further, described to be cut into machine cuts or high energy beam cutting in step S3.
Further, the machine cuts are carried out by cutting tool；The high energy beam includes femtosecond, picosecond laser beam.
The present invention also provides a kind of irredundant stacking increasing material manufacturing device based on photosensitive bonding, including workbench, give
Material spool collects spool, upper layer constituency linear light source, lower layer's constituency linear light source, third linear light source, cutter, pressure roller；
The workbench is elevating mechanism；It is described to send material spool, collect the two sides that spool is respectively arranged at the workbench；
Upper layer constituency linear light source, lower layer's constituency linear light source, which are respectively positioned on above the workbench, send material spool close to described
One end is respectively used to increase the upper layer of material and the solidification of lower layer；Upper layer constituency linear light source, lower layer's constituency linear light source are opposite up and down
Setting；
The third linear light source is located above the workbench close to described collection spool one end, and the third linear light source is used
In the upper layer for solidifying increasing material；
The cutter is located above the workbench, the cutting for model silhouette boundary；
The pressure roller is used to roll increasing material, and removal redundancy increases material.
Further, upper layer constituency linear light source, lower layer's constituency linear light source, third linear light source by point light source groups at.
Further, the cutter is mechanical cutter or high energy beam.
Further, increase material lamella send material spool to be transported on the workbench from described, and it is equal to increase material lamella upper and lower surface
It is coated with photosensitive binder；
Lower layer constituency linear light source is irradiated solidification, the upper layer constituency to the model area lower surface for increasing material lamella
Linear light source is irradiated solidification to the model redundant area upper surface for increasing material lamella；
Cutter is cut according to the profile and border of model, will be increased material lamella and is divided into model area, model redundant area
Domain and model exterior domain；
The pressure roller is rolled from one end of the workbench to the other end, increases the model redundancy section of material lamella because solid
The photosensitive binder of change is brought away from conjunction with the pressure roller increases material lamella；
The third linear light source solidifies the uncured photosensitive binder in remaining increasing material lamella upper surface；
The workbench decline, the collection spool recycling increase material lamella remainder.
The invention has the benefit that solving tradition stacking increasing material manufacturing due to the presence with layer redundancy structure, need
Greatly post-processing workload clears up cured redundant structure, not only be easy to cause printer model malformation, and for one
The technical issues of redundant material inside the common hollow, hole-closing structure of a little increasing material manufacturings can not be removed；The present invention is to increasing material piece
Layer carries out subregion solidification, can remove model redundancy section with layer while solidifying required layer structure, gradually with layer-by-layer bonding
Three-dimensional entity model needed for being formed；The manufacturing technology level that stacking increases material is greatly improved, the application neck of the technology is greatly widened
Domain has broad application prospects.
Detailed description of the invention
Fig. 1 is that printing part (model) cuts layer schematic diagram.
Fig. 2 is a kind of structural representation of the irredundant stacking increasing material manufacturing device based on photosensitive bonding of the embodiment of the present invention
Figure.
Fig. 3, which is shown, increases material sheet surfaces photosensitive binder state change schematic diagram；
3-a is the uncured preceding state of upper and lower surface photosensitive binder；3-b is state after the solidification of upper and lower level photosensitive binder；
3-c is state after cutting；3-d is state after redundancy removal；3-e is state after subsequent cure.
Wherein: 1- model redundant area (need to remove part)；2- model area (part need to print entity part)；3- model
Exterior domain (remaining recovery section)；4- increases material lamella；5- send material spool；6- workbench；7- photosensitive binder；8- lower layer constituency line
Light source；The upper layer 9- constituency linear light source；The upper layer 10- curing area；11- lower layer curing area；12- cutter；13- pressure roller；14- third line
Light source；15- collects spool.
Specific embodiment
Below in conjunction with specific attached drawing the present invention is described in detail specific embodiment.It should be noted that in following embodiments
The combination of the technical characteristic or technical characteristic of description is not construed as isolated, they can be combined with each other to reaching
To superior technique effect.In the drawings of the following embodiments, the identical label that each attached drawing occurs represent identical feature or
Person's component, can be apply to different embodiments.
A kind of irredundant stacking increasing material manufacturing technique based on photosensitive bonding of the embodiment of the present invention, includes the following steps:
S1, the upper and lower two-sided painting photosensitive binder 7 respectively in increasing material lamella 4；Preferably, photosensitive binder 7 is photosensitive tree
Rouge；It is the metals such as paper, high polymer, aluminium, copper, titanium or iron that increasing material lamella 4, which is material,；
S2,4 subregion of increasing material lamella being solidified using constituency solidification linear light source, wherein model area 2 solidifies lower layer,
Model redundant area 1 solidifies upper layer, and model exterior domain 3 is without solidification；
S3, the increasing material lamella 4 is cut according to the profile and border of model；Preferably, can be selected machine cuts or
High energy beam cutting；High energy beam includes femtosecond, picosecond laser beam；
S4,4 upper surface of increasing material lamella is rolled using pressure roller 13, the increasing material of the model redundant area 1 with
The bonding of pressure roller 13 removal；
S5, the upper layer of the model area 2 is solidified.
S6, step S1-S5 is repeated, successively solidification, bonding complete irredundant stacking increasing material manufacturing, obtain threedimensional model.
As shown in Fig. 2, a kind of irredundant stacking increasing material manufacturing device based on photosensitive bonding of the embodiment of the present invention, including work
Make platform 6, send material spool 5, collects spool 15, upper layer constituency linear light source 9, lower layer's constituency linear light source 8, third linear light source 14, cutting
Device 12, pressure roller 13；
The workbench 6 is elevating mechanism；It is described that material spool 5, collection spool 15 is sent to be respectively arranged at the workbench 6
Two sides；
Upper layer constituency linear light source 9, lower layer's constituency linear light source 8 are respectively positioned on 6 top of workbench and send material close to described
5 one end of spool is respectively used to increase the upper layer of material and the solidification of lower layer；Upper layer constituency linear light source 9, lower layer's constituency linear light source 8
It is oppositely arranged up and down；
The third linear light source 14 is located at 6 top of workbench close to described 15 one end of collection spool, the third line
Light source 14 is used to solidify the upper layer for increasing material；
The cutter 12 is located at 6 top of workbench, the cutting for model silhouette boundary；
The pressure roller 13 is used to roll increasing material, and removal redundancy increases material.
The technique for carrying out irredundant stacking increasing material manufacturing using manufacturing device shown in Fig. 2 are as follows:
Subregion solidification bonding: increase material lamella 4 and send material spool 5 to be transported on the workbench 6 from described, increase on material lamella 4
Lower two sides is coated with photosensitive binder 7, and state is as shown in Fig. 3-a at this time；8 pairs of lower layer constituency linear light source increase material lamella 4
Model area 2 (part need to print entity part) lower surface is irradiated solidification, 9 pairs of increasing material lamellas of upper layer constituency linear light source
4 model redundant area 1 (need to remove part) upper surface is irradiated solidification；The working method of constituency linear light source 8 and 9 and ink-jet are beaten
Print it is similar, with the movement of sheet material, by multiple point light source groups at linear light source will be opened and closed and scan according to model slice figure, increase material
Photosensitive binder 7 on 4 material of lamella will start solidification after being irradiated by light.To the cured state of upper and lower level photosensitive binder 7
As shown in Figure 3b, 10 be upper layer curing area, and 11 be lower layer curing area.
Cutting: after photosensitive binder 7 solidifies, cutter 12 (mechanical or high energy beam) is cut according to the profile and border of model
It cuts, material lamella 4 will be increased and be divided into model area 2, model redundant area 1 and model exterior domain 3；State such as Fig. 3 c institute after cutting
Show；
Redundancy removal: the pressure roller 13 is rolled from one end of the workbench 6 to the other end, increases the mould of material lamella 4
Type redundant area 1 increases material lamella 4 because cured photosensitive binder 7 is combined to be brought away from the pressure roller 13；Shape after redundancy removal
State is as shown in Figure 3d；
Subsequent cure: the third linear light source 14 to the uncured photosensitive binder 7 in remaining 4 upper surface of increasing material lamella into
Row solidification, keeps upper surface fully hardened, the state after subsequent cure is as shown in Figure 3 e；
After one layer of printing, the workbench 6 declines, and the recycling of collection spool 15 increases 4 remainder of material lamella, weight
Multiple next layer, until completing entire three-dimensional entity model.
Although having been presented for several embodiments of the present invention herein, it will be appreciated by those of skill in the art that
Without departing from the spirit of the invention, the embodiments herein can be changed.Above-described embodiment is only exemplary, no
It should be using the embodiments herein as the restriction of interest field of the present invention.
Claims (10)
1. a kind of irredundant stacking increasing material manufacturing technique based on photosensitive bonding, which comprises the steps of:
S1, two-sided photosensitive binder is applied respectively increasing the upper and lower of material lamella；
S2, the increasing material lamella subregion is solidified using constituency solidification linear light source, wherein model area solidifies lower layer, and model is superfluous
Remaining regions curing upper layer, model exterior domain is without solidification；
S3, the increasing material lamella is cut according to the profile and border of model；
S4, increasing material lamella upper surface is rolled using pressure roller, the increasing material and the pressure roller of the model redundant area
Bonding removal；
S5, the upper layer of the model area is solidified.
2. the irredundant stacking increasing material manufacturing technique based on photosensitive bonding as described in claim 1, which is characterized in that also wrap
It includes:
S6, step S1-S5 is repeated, irredundant stacking increasing material manufacturing is completed in successively solidification, bonding.
3. the irredundant stacking increasing material manufacturing technique based on photosensitive bonding as described in claim 1, which is characterized in that the increasing
The material of material lamella is paper, high polymer, aluminium, copper, titanium or iron.
4. the irredundant stacking increasing material manufacturing technique based on photosensitive bonding as described in claim 1, which is characterized in that step S1
In, the photosensitive binder is photosensitive resin.
5. the irredundant stacking increasing material manufacturing technique according to any one of claims 1-4 based on photosensitive bonding, feature exist
In described to be cut into machine cuts or high energy beam cutting in step S3.
6. the irredundant stacking increasing material manufacturing technique based on photosensitive bonding as claimed in claim 5, which is characterized in that the machine
Tool cuts through cutting tool progress；The high energy beam includes femtosecond, picosecond laser beam.
7. a kind of irredundant stacking increasing material manufacturing device based on photosensitive bonding, which is characterized in that including workbench, material is sent to roll up
Axis collects spool, upper layer constituency linear light source, lower layer's constituency linear light source, third linear light source, cutter, pressure roller；
The workbench is elevating mechanism；It is described to send material spool, collect the two sides that spool is respectively arranged at the workbench；
Upper layer constituency linear light source, lower layer's constituency linear light source, which are respectively positioned on above the workbench, send material spool one close to described
End is respectively used to increase the upper layer of material and the solidification of lower layer；Upper layer constituency linear light source, lower layer's constituency linear light source are opposite up and down to be set
It sets；
The third linear light source is located above the workbench close to described collection spool one end, and the third linear light source is for solid
Change the upper layer for increasing material；
The cutter is located above the workbench, the cutting for model silhouette boundary；
The pressure roller is used to roll increasing material, and removal redundancy increases material.
8. the irredundant stacking increasing material manufacturing device based on photosensitive bonding as claimed in claim 7, which is characterized in that on described
Layer choosing area linear light source, lower layer's constituency linear light source, third linear light source by point light source groups at.
9. the irredundant stacking increasing material manufacturing device based on photosensitive bonding as claimed in claim 7, which is characterized in that described to cut
Cutter is mechanical cutter or high energy beam.
10. such as the described in any item irredundant stacking increasing material manufacturing devices based on photosensitive bonding of claim 7-9, feature exists
In,
Increase material lamella and send material spool to be transported on the workbench from described, increases material lamella upper and lower surface and be coated with photosensitive bonding
Agent；
Lower layer constituency linear light source is irradiated solidification, upper layer constituency linear light to the model area lower surface for increasing material lamella
Source is irradiated solidification to the model redundant area upper surface for increasing material lamella；
Cutter is cut according to the profile and border of model, will increase material lamella be divided into model area, model redundant area and
Model exterior domain；
The pressure roller is rolled from one end of the workbench to the other end, increases the model redundancy section of material lamella because cured
Photosensitive binder is brought away from conjunction with the pressure roller increases material lamella；
The third linear light source solidifies the uncured photosensitive binder in remaining increasing material lamella upper surface；
The workbench decline, the collection spool recycling increase material lamella remainder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811640768.XA CN109648848B (en) | 2018-12-29 | 2018-12-29 | Non-redundant laminated additive manufacturing process and manufacturing device based on photosensitive bonding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811640768.XA CN109648848B (en) | 2018-12-29 | 2018-12-29 | Non-redundant laminated additive manufacturing process and manufacturing device based on photosensitive bonding |
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| Publication Number | Publication Date |
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| CN109648848A true CN109648848A (en) | 2019-04-19 |
| CN109648848B CN109648848B (en) | 2020-07-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110435140A (en) * | 2019-08-16 | 2019-11-12 | 华南理工大学 | Paper base 3D printing device and Method of printing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050161146A1 (en) * | 2001-12-11 | 2005-07-28 | Daniel Graf | Method and device for the production of a multi-layered three-dimensional component |
| CN107848221A (en) * | 2015-06-16 | 2018-03-27 | Mcor科技有限公司 | Desktop 3 D-printing equipment |
| CN107914392A (en) * | 2017-12-05 | 2018-04-17 | 西安交通大学 | Thermosetting resin based composites electronic beam curing LOM forming methods and device |
-
2018
- 2018-12-29 CN CN201811640768.XA patent/CN109648848B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050161146A1 (en) * | 2001-12-11 | 2005-07-28 | Daniel Graf | Method and device for the production of a multi-layered three-dimensional component |
| CN107848221A (en) * | 2015-06-16 | 2018-03-27 | Mcor科技有限公司 | Desktop 3 D-printing equipment |
| CN107914392A (en) * | 2017-12-05 | 2018-04-17 | 西安交通大学 | Thermosetting resin based composites electronic beam curing LOM forming methods and device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110435140A (en) * | 2019-08-16 | 2019-11-12 | 华南理工大学 | Paper base 3D printing device and Method of printing |
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