System and method for three dimensional model printing
A method and a system for three-dimensional printing of a three dimensional model is provided. The method includes dispensing a first interface material from a printing head, dispensing at least a second interface material from the printing headland combining the first and second interface material in pre-determined proportions to produce layers for forming the three-dimensional model. In one embodiment, the layers forming the construction layers of the model are formed from interface material having a harder modulus of elasticity from the layers forming the release layers, thereby allowing for the forming complex three-dimensional shapes.
1. A method for printing a three-dimensional model in layers, said method comprising:
selectively and separately dispensing a first interface material and a second interface material from a printing head within a given layer, said first interface material and said second interface material being different;
each of said first interface material and said second interface material comprising photopolymer materials; and
curing said first and second interface materials using radiation.
2. A method according to claim 1 , wherein at least one of said first interface material and said second interface material includes reactive acrylates.
3. A method according to claim 1 , comprising ejecting said first interface material and said second interface material in the given layer in different mix formulations to form a specified type of material.
4. A method according to claim 3 , wherein one of said mix formulations of said first interface material and said second interface material forms a model layer.
5. A method according to claim 3 , wherein one of said mix formulations of said first interface material and said second interface material forms a support layer.
6. A method according to claim 3 , wherein one of said mix formulations of said first interface material and said second interface material forms a release layer.
7. A system for three dimensional printing a three-dimensional model in layers, said system comprising:
a printing head for selectively and separately dispensing a first interface material and a second interface material within a given layer, said first interface material and said second interface material being different;
each of said first interface material and said second interface material comprising photopolymer material; and
a source of radiation for curing of at least one of said interface materials.
8. A system according to claim 7 , wherein at least one of said first interface material and said second interface material includes reactive acrylates.
9. A system according to claim 7 , wherein said printing head is an ink-jet printing head.
10. A system according to claim 7 , wherein said second interface material is curable.
11. A system according to claim 7 , wherein said first interface material and said second interface material are ejected in the given layer in different mix formulations to form different types of materials.
12. A system according to claim 7 , wherein said radiation is selected from a group consisting of ultra-violet radiation, infra-red radiation and E-beam.
13. A system according to claim 11 , wherein said mix formulations of said first interface material and said second interface material form model layers.
14. A system according to claim 11 , wherein said mix formulations of said first interface material and said second interface material form support layers.
15. A system according to claim 11 , wherein said mix formulations of said first interface material and said second interface material form release layers.
16. A method for printing a three-dimensional model in layers, said method comprising:
selectively and separately dispensing a first interface material and a second interface material within a given layer from at least one printing head, said first interface material and said second interface material being different;
wherein at least one of said first interface material and said second interface material comprises a photopolymer material including reactive acrylates.
17. A method according to claim 16 , wherein said first interface material and said second interface material are dispensed by one or more inkjet printing heads.
18. A method according to claim 16 , further comprising curing said photopolymer material using radiation.
19. A method according to claim 16 , further comprising curing said first interface material and said second interface material using radiation.
20. A method according to claim 18 , wherein said radiation is selected from a group consisting of ultra-violet radiation, infra-red radiation and E-beam.
21. A method according to claim 19 , wherein said radiation is selected from a group consisting of ultra-violet radiation, infra-red radiation and E-beam.
22. A method according to claim 16 , wherein said photopolymer material forms the three-dimensional model.
23. A method according to claim 16 , wherein said photopolymer material forms a model layer.
24. A method according to claim 16 , wherein said photopolymer material forms at least part of a support layer.
25. A system for printing a three-dimensional model in layers, said system comprising:
at least one printing head for selectively and separately dispensing a first interface material and a second interface material within a given layer, said first interface material and said second interface material being different;
wherein at least one of said first interface material and said second interface material comprises a photopolymer material including reactive acrylate; and
a source of radiation for curing at least one of said first interface material and second interface material.
26. A system according to claim 25 , wherein said at least one printing head is an ink-jet printing head.
27. A system according to claim 25 , wherein said first interface material and said second interface material are ejected in the given layer in different mix formulations.
28. A system according to claim 27 , wherein said mix formulations form different types of material.
29. A system according to claim 27 , wherein said mix formulations form a model layer.
30. A system according to claim 27 , wherein said mix formulations form a support layer.
31. A system according to claim 27 , wherein said mix formulations form a release layer.
32. A system according to claim 25 , wherein said radiation is selected from a group consisting of ultra-violet radiation, infra-red radiation and E-beam.
33. A method according to claim 1 , wherein curing said first and second interface materials comprises using ultra-violet radiation, infra-red radiation or E-beam.