Injection molded composite blank and guide
This specification discloses an article of manufacture. The article of manufacture has at least one structural blank and at least one guide. The structural blank has a plurality of oriented fiber plies in a thermoplastic matrix. The guide has a plurality of random dispersed fibers in a thermoplastic matrix. The guide is affixed to the structural blank by injection molding and over molding the guide onto the structural blank. The article of manufacture can take a number of forms for use in industries such as aircraft, automobiles, motorcycles, bicycles, trains or watercraft.
1. An article of manufacture comprising at least one thermoplastic injection molded guide melt bonded to a structural blank, wherein
the at least one thermoplastic injection molded guide comprises a guide thermoplastic matrix, wherein the at least one thermoplastic injection molded guide includes a first thermoplastic injection molded guide having a guide shape comprising a guide shape width, a guide shape length and a guide shape height with a guide shape top side corresponding to a first side of a guide shape horizontal plane, a guide shape bottom side corresponding to a second side of the guide shape horizontal plane opposite the first side of the guide shape horizontal plane with the guide shape horizontal plane corresponding to a guide shape length and a guide shape width;
the structural blank having a structural blank length, a structural blank width, and a structural blank height wherein the structural blank height is less than the structural blank width and the structural blank width is less than or equal to the structural blank length, and the structural blank comprises
at least one ply containing a plurality of oriented continuous fibers in a structural blank thermoplastic or thermoset matrix wherein the plurality of oriented continuous fibers are selected from the group consisting of unidirectional oriented fibers and woven oriented fibers, and the at least one ply lies in a structural blank horizontal plane defined by the structural blank length and the structural blank width,
a structural blank top side corresponding to one side of the structural blank horizontal plane,
a structural blank bottom side opposite of the structural blank top side,
a structural blank perimeter, and
at least one structural blank hole passing from the structural blank top side to the structural blank bottom side; and
the first thermoplastic injection molded guide is molded to at least a portion of the structural blank top side, around the structural blank height, and to at least a portion of the structural blank bottom side wherein the guide thermoplastic matrix does not contact an internal edge of the at least one structural blank hole passing through the structural blank plane or a surface of the structural blank top side and the structural blank bottom side immediately adjacent a periphery of the at least one structural blank hole, and
the at least one thermoplastic injection molded guide further comprises a plurality of randomly dispersed fibers in the guide thermoplastic matrix.
2. The article of manufacture of claim 1 , wherein the at least one structural blank hole is a plurality of structural blank holes, wherein the guide thermoplastic matrix does not contact an internal edge or a surface of the structural blank top side and the structural blank bottom side immediately adjacent a periphery of each of the plurality of structural blank holes.
3. The article of manufacture of claim 1 , wherein the first thermoplastic injection molded guide has at least one guide hole passing from the guide shape top side to the guide shape bottom side and the guide hole is not axially aligned with the at least one structural blank hole.
4. The article of manufacture of claim 1 , wherein the structural blank further comprises at least one structural blank guide hole, wherein the guide thermoplastic matrix contacts a surface of the structural blank top side and a surface of the structural blank bottom side immediately adjacent a periphery of the at least one structural blank guide hole, and optionally contacts an internal edge of the at least one structural blank guide hole in the structural blank passing through the structural blank plane.
5. The article of manufacture of claim 4 , wherein the first thermoplastic injection molded guide has at least one guide hole passing from the guide shape top side to the guide shape bottom side, axially aligned with the structural blank guide hole.
6. The article of manufacture of claim 1 , wherein the structural blank further comprises at least one structural blank reinforcing slot passing through the structural blank plane such that a portion of the guide thermoplastic matrix passes through the structural blank to reinforce the at least one thermoplastic injection molded guide to the structural blank, wherein the at least one structural blank reinforcing slot is a plurality of structural blank reinforcing slots located along the structural blank perimeter each having some of the portion of the thermoplastic guide matrix passing through the structural blank to reinforce the at least one thermoplastic injection molded guide to the structural blank perimeter.
7. The article of manufacture of claim 6 , wherein the first thermoplastic injection molded guide has at least one guide hole passing from the guide shape top side to the guide shape bottom side and the guide hole is not axially aligned with the at least one structural blank hole.
8. The article of manufacture of claim 1 , wherein the structural blank further comprises at least one structural blank reinforcing hole passing through the structural blank plane such that a portion of the guide thermoplastic matrix passes through the structural blank to reinforce the at least one thermoplastic injection molded guide to the structural blank.
9. The article of manufacture of claim 8 , wherein the at least one structural blank reinforcing hole is a plurality of structural blank reinforcing holes located along the structural blank perimeter each having some of the portion of the thermoplastic guide matrix passing through the structural blank to reinforce the at least one thermoplastic injection molded guide to the structural blank perimeter.
10. The article of manufacture of claim 9 , wherein the first thermoplastic injection molded guide has at least one guide hole passing from the guide shape top side to the guide shape bottom side and the guide hole and the guide hole is not axially aligned with the at least one structural blank hole.
11. The article of manufacture of claim 9 , wherein the structural blank further comprises at least one structural blank guide hole, wherein the guide thermoplastic matrix contacts a surface of the structural blank top side and/or a surface of the structural blank bottom side immediately adjacent a periphery of the at least one structural blank guide hole, and optionally contact an internal edge of at least one structural blank hole in the structural blank passing through the structural blank plane.
12. The article of manufacture of claim 11 , wherein the guide thermoplastic matrix corresponding to the at least one structural blank guide hole belongs to the first thermoplastic injection molded guide or an at least one second thermoplastic injection molded guide, wherein
the first injection molded guide comprises the portion of the thermoplastic guide matrix passing through the structural blank to reinforce the thermoplastic injection molded guide to the structural blank perimeter, and
the at least one second thermoplastic injection molded guide does not contact the first injection molded guide and has a guide shape comprising a guide shape width, a guide shape length and a guide shape height with a guide shape top side corresponding to a first side of a guide shape horizontal plane, a guide shape bottom side corresponding to a second side of the guide shape horizontal plane opposite the first side of the guide shape horizontal plane with the guide shape horizontal plane corresponding to a guide shape length and a guide shape width.
13. The article of manufacture of claim 12 , wherein the first thermoplastic injection molded guide and/or the at least one second thermoplastic injection molded guide has at least one guide hole passing from its corresponding guide shape top side to the guide shape bottom side, wherein each guide hole is axially aligned with a corresponding structural blank guide hole.
14. The article of manufacture of claim 13 , wherein the at least one guide hole comprises a plurality of guide holes, the plurality of guide holes comprising a first plurality and a second plurality of guide holes, wherein the first thermoplastic injection molded guide has the first plurality of guide holes and the at least one second thermoplastic injection molded guide is a plurality of second thermoplastic injection molded guides each having one guide hole from the second plurality of guide holes.