IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
UP-0315101
(2005-12-23)
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등록번호 |
US-7769481
(2010-08-24)
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발명자
/ 주소 |
- Tang, Wei-Pai
- Jones, Alan K.
- Gonsor, Daniel E.
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출원인 / 주소 |
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인용정보 |
피인용 횟수 :
23 인용 특허 :
6 |
초록
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To generate course head assignments for a multihead composite material application machine having a set of heads, a set of paths for a ply for a composite part is received and it is determined whether each path of the set of paths complies with a head characteristic for the set of heads. In addition
To generate course head assignments for a multihead composite material application machine having a set of heads, a set of paths for a ply for a composite part is received and it is determined whether each path of the set of paths complies with a head characteristic for the set of heads. In addition, a special head of the set of heads is assigned to a non-standard path of the set of paths in response to determining the non-standard path does not comply with the head characteristic and ones of the set of heads are assigned to corresponding ones of the set of paths in response to the ones of the set of paths being in compliance with the head characteristics. Furthermore, a constellation of head locations is calculated in response to the set of paths being in compliance with the head characteristic and the set of heads are assigned to the constellation of head locations in response to calculating the constellation of head locations.
대표청구항
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What is claimed is: 1. A computer readable medium on which is embedded computer software comprising a set of instructions for executing a method of generating course head assignments for a multihead composite material application machine having a set of heads, the method comprising: receiving a set
What is claimed is: 1. A computer readable medium on which is embedded computer software comprising a set of instructions for executing a method of generating course head assignments for a multihead composite material application machine having a set of heads, the method comprising: receiving a set of paths for a ply for a composite part; determining whether each path of the set of paths complies with a head characteristic for the set of heads, each one of the heads being mounted to a common movable tool carriage; assigning a special head of the set of heads to a non-standard path of the set of paths in response to determining the non-standard path does not comply with the head characteristic; assigning ones of the set of heads to corresponding ones of the set of paths in response to the ones of the set of paths being in compliance with the head characteristics; calculating a constellation of head locations in response to the set of paths being in compliance with the head characteristic; assigning the set of heads to the constellation of head locations in response to calculating the constellation of head locations, a plurality of the heads being movable relative to the constellation during a constellation pass in association with the corresponding one of the paths to which the head is assigned; forwarding a set of instructions based on the assigned set of heads to the multihead composite material application machine; and fabricating the composite part with the multihead composite material application machine in response to the forwarded set of instructions. 2. The method according to claim 1, further comprising: receiving a multihead tape lamination machine configuration; and determining the head characteristic in response to the multihead tape lamination machine configuration. 3. The method according to claim 1, further comprising: determining whether each path of the set of paths complies with a tape characteristic; assigning the special head to the non-standard path in response to determining the non-standard path does not comply with the tape characteristic, wherein the special head is configured to apply a tape having a second tape characteristic. 4. The method according to claim 1, further comprising: generating a 2 dimensional set of logical paths in response to receiving a 3 dimensional set of paths. 5. The method according to claim 1, further comprising: generating a sequence of constellation passes in response to calculating the constellation of head locations, wherein the sequence of constellation passes includes a corresponding constellation of head locations for each pass of a plurality of passes to generate the ply. 6. A computer readable medium on which is embedded computer software comprising a set of instructions for executing a method of generating course head assignments for a multihead composite material application machine having a set of heads, the method comprising: receiving a set of paths for a ply for a composite part; determining whether each path of the set of paths complies with a head characteristic for the set of heads; assigning a special head of the set of heads to a non-standard path of the set of paths in response to determining the non-standard path does not comply with the head characteristic; determining whether each path of the set of paths exceeds a predetermined amount of curvature; assigning the special head to the non-standard path in response to determining the non-standard path exceeds the predetermined amount of curvature, wherein the special head is configured to apply a tape operable to curve relatively more than the predetermined amount of curvature; assigning ones of the set of heads to corresponding ones of the set of paths in response to the ones of the set of paths being in compliance with the head characteristics; calculating a constellation of head locations in response to the set of paths being in compliance with the head characteristic; assigning the set of heads to the constellation of head locations in response to calculating the constellation of head locations, of the heads being movable relative to the constellation in association with the corresponding one of the paths to which the head is assigned; forwarding a set of instructions based on the assigned set of heads to the multihead composite material application machine; and fabricating the composite part with the multihead composite material application machine in response to the forwarded set of instructions. 7. The method according to claim 5, further comprising: receiving a surface model; and determining a curvature of each path in response to the surface model. 8. A system for generating head assignments for a multihead composite material application machine having a set of heads, the system comprising: a course head manager to assign a head of the set of heads to a corresponding path of a set of paths that define a composite item, the set of heads being mounted to a common movable tool carriage, the course head manager comprising: a course head manager core configured to determine whether each path of the set of paths complies with a head characteristic for the set of heads and the course head manager core being configured to calculate a set of head assignments in response to the set of paths being in compliance with the head characteristic; and a course head manager post-processor to generate a sequence of constellation passes in response to receiving the set of head assignments, the sequence of constellation passes including at least one constellation having an arrangement of the set of head locations that remain fixed relative to one another during a pass of the multihead composite material application machine, a plurality of the heads being movable relative to the constellation during a constellation pass in association with the corresponding one of the paths to which the head is assigned; the multihead composite material application machine being configured to receive a set of instructions based on the sequence of constellation passes and fabricate the composite item in response to receiving the set of instructions. 9. The system according to claim 8, further comprising: a course head manager pre-processor to receive the set of paths in a 3 dimensional space and generate a corresponding set of paths in a 2 dimensional space. 10. The system according to claim 8, wherein the course head manager core is further configured to assign a special head of the set of heads to a non-standard path of the set of paths in response to identifying the non-standard path. 11. The system according to claim 10, wherein the course head manager core is further configured to assign ones of the set of heads to corresponding ones of the set of paths in response to the ones of the set of paths being in compliance with the head characteristics. 12. The system according to claim 8, wherein the course head manager core is further configured to determine whether each path of the set of paths complies with a tape characteristic and assign the special head to the non-standard path in response to determining the non-standard path does not comply with the tape characteristic, wherein the special head is configured to apply a tape having a second tape characteristic. 13. A system for generating head assignments for a multihead composite material application machine having a set of heads, the system comprising: a course head manager to assign a head of the set of heads to a corresponding path of a set of paths that define a composite item, wherein the course head manager comprises: a course head manager core configured to determine whether each path of the set of paths complies with a head characteristic for the set of heads and the course head manager core being configured to calculate a set of head assignments in response to the set of paths being in compliance with the head characteristic; and a course head manager post-processor to generate a sequence of constellation passes in response to receiving the set of head assignments, the sequence of constellation passes including at least one constellation having an arrangement of the set of head locations that remain fixed relative to one another during a pass of the multihead composite material application machine, each one of the heads being movable relative to the constellation in association with the corresponding one of the paths to which the head is assigned; the course head manager core is further configured to determine whether each path of the set of paths exceeds a predetermined amount of curvature and assign the special head to the non-standard path in response to determining the non-standard path exceeds the predetermined amount of curvature, wherein the special head is configured to apply a tape operable to curve relatively more than the predetermined amount of curvature; the multihead composite material application machine being configured to receive a set of instructions based on the sequence of constellation passes and fabricate the composite item in response to receiving the set of instructions. 14. A method of generating course head assignments for a multihead composite material application machine having a set of heads, the method comprising: receiving a set of paths for a ply for a composite part; determining whether each path of the set of paths complies with a head characteristic for the set of heads, each one of the heads being mounted to a common movable tool carriage; assigning a special head of the set of heads to a non-standard path of the set of paths in response to determining the non-standard path does not comply with the head characteristic; assigning ones of the set of heads to corresponding ones of the set of paths in response to the ones of the set of paths being in compliance with the head characteristics; calculating a constellation of head locations in response to the set of paths being in compliance with the head characteristic; assigning the set of heads to the constellation of head locations in response to calculating the constellation of head locations, a plurality of the heads being movable relative to the constellation during a constellation pass in association with the corresponding one of the paths to which the head is assigned; and forwarding a set of instructions based on the assigned set of heads to the multihead composite material application machine; and fabricating the composite part with the multihead composite material application machine in response to the forwarded set of instructions. 15. The method according to claim 14, further comprising: receiving a multihead tape lamination machine configuration; and determining the head characteristic in response to the multihead tape lamination machine configuration. 16. The method according to claim 14, further comprising: determining whether each path of the set of paths complies with a tape characteristic; assigning the special head to the non-standard path in response to determining the non-standard path does not comply with the tape characteristic, wherein the special head is configured to apply a tape having a second tape characteristic. 17. The method according to claim 14, further comprising: generating a 2 dimensional set of paths in response to receiving a 3 dimensional set of paths. 18. A computer readable medium on which is embedded computer software comprising a set of instructions for executing a method of generating course head assignments for a multihead composite material application machine having a set of heads, the method comprising: receiving a set of paths for a ply for a composite part; determining whether each path of the set of paths complies with a head characteristic for the set of heads; assigning a special head of the set of heads to a non-standard path of the set of paths in response to determining the non-standard path does not comply with the head characteristic; determining whether each path of the set of paths exceeds a predetermined amount of curvature; assigning the special head to the non-standard path in response to determining the non-standard path exceeds the predetermined amount of curvature, wherein the special head is configured to apply a tape operable to curve relatively more than the predetermined amount of curvature; assigning ones of the set of heads to corresponding ones of the set of paths in response to the ones of the set of paths being in compliance with the head characteristics; calculating a constellation of head locations in response to the set of paths being in compliance with the head characteristic; assigning the set of heads to the constellation of head locations in response to calculating the constellation of head locations, of the heads being movable relative to the constellation in association with the corresponding one of the paths to which the head is assigned; forwarding a set of instructions based on the assigned set of heads to the multihead composite material application machine; and fabricating the composite part with the multihead composite material application machine in response to the forwarded set of instructions. 19. The method according to claim 18, further comprising: receiving a surface model; and determining a curvature of each path in response to the surface model.
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