초록 ▼

According to embodiments of the present invention, there is provided a split mold insert for a molding system. A first split mold insert complementary to a second split mold insert, the first and second split mold inserts configured, in use, to form a neck region of a preform capable of being blow-m

According to embodiments of the present invention, there is provided a split mold insert for a molding system. A first split mold insert complementary to a second split mold insert, the first and second split mold inserts configured, in use, to form a neck region of a preform capable of being blow-molded. The first split mold insert comprises a top portion and a bottom portion; the top portion for abutting, in use, a cavity plate assembly and the bottom portion being at an opposite extreme relative to the top portion; a back portion and a face portion opposite each other, extending between the top and bottom portions, the face portion defining a molding surface defining portion for forming, in use, at least a portion of the neck region of the preform; the back portion comprising a connecting interface for connecting, in use, to a slide bar.

대표청구항 ▼

The invention claimed is: 1. A first split mold insert complementary to a second split mold insert, the first and second split mold inserts configured, in use, to form a neck region of a preform capable of being blow-molded, the first split mold insert comprising: a top portion and a bottom portion

The invention claimed is: 1. A first split mold insert complementary to a second split mold insert, the first and second split mold inserts configured, in use, to form a neck region of a preform capable of being blow-molded, the first split mold insert comprising: a top portion and a bottom portion; said top portion for abutting, in use, a cavity plate assembly and said bottom portion being at an opposite extreme relative to said top portion; a back portion and a face portion opposite each other, extending between said top and bottom portions, said face portion defining a molding surface defining portion for forming, in use, at least a portion of the neck region of the preform, the back portion including a back wall located on an opposite extreme of the first split mold insert relative to the face portion; the back portion comprising a connecting interface for connecting, in use, to a slide bar, wherein said connecting interface comprises an alignment interface for positioning the first split mold insert, in use, relative to the slide bar and a coupling interface defined at least partially through the back wall for securing the first split mold insert, in use, to the slide bar. 2. The first split mold insert of claim 1, wherein said coupling interface comprises at least one bore for accepting, in use, a fastener. 3. The first split mold insert of claim 1, wherein said alignment interface comprises a male alignment member configured to cooperate, in use, with a female alignment member associated with the slide bar. 4. The first split mold insert of claim 3, wherein said male alignment member is generally trapezoidal in shape. 5. The first split mold insert of claim 3, wherein said male alignment member is generally “T-shaped”. 6. The first split mold insert of claim 1, wherein said alignment interface comprises a female alignment member configured to cooperate, in use, with a male alignment member associated with the slide bar. 7. The first split mold insert of claim 1, wherein said alignment interface comprises a first receptacle complementary to a second receptacle associated with the slide bar, wherein the first receptacle is configured to accept, in use, a first portion of a positioning member and the second receptacle is configured, in use, to accept a second portion of the positioning member. 8. The first split mold insert of claim 7, wherein said positioning member comprises a dowel. 9. The first split insert of claim 8, wherein said first receptacle, said second receptacle and said dowel are configured in a tight tolerance arrangement. 10. The first split mold insert of claim 7, wherein said positioning member comprises a tubular dowel. 11. The first split mold insert of claim 10, wherein said first receptacle, said second receptacle and said tubular dowel are configured in a tight tolerance arrangement. 12. The first split mold insert of claim 1, further comprising a contact area defined by said back portion and by a face slide portion of the slide bar, and wherein the contact area is substantially contained between a top extreme and a bottom extreme of the slide bar. 13. The first split mold insert of claim 1, the slide bar further comprising a cooling channel, wherein at least a portion of said molding surface defining portion is located, in use, proximate to the cooling channel. 14. A split mold assembly for use with an injection molding system for producing a preform capable of being blow-molded into a container, the split mold assembly comprising: a slide bar for attachment, in use, to an actuating bar of the injection molding system, the slide bar defining a face slide portion; a split mold insert comprising: a top portion and a bottom portion; said top portion for abutting, in use, a cavity plate assembly and the bottom portion being at an opposite extreme relative to said top portion; a back portion and a face portion opposite each other, extending between said top and bottom portions, said face portion defining a molding surface defining portion for forming, in use, at least a portion of the neck portion of the preform, the back portion including a back wall located on an opposite extreme of the first split mold insert relative to the face portion; said back portion comprising a connecting interface for connecting, in use, to the face slide portion of the slide bar, wherein said connecting interface comprises an alignment interface for positioning the split mold insert relative to the slide bar and a coupling interface defined at least partially through the back wall for securing the split mold insert, in use, to the slide bar. 15. The split mold assembly of claim 14, wherein said coupling interface comprises at least one bore for accepting, in use, a fastener. 16. The split mold assembly of claim 14, wherein said alignment interface comprises a male alignment member configured to cooperate, in use, with a female alignment member associated with the face slide portion of the slide bar. 17. The split mold assembly of claim 16, wherein said male alignment member and said female alignment member are generally trapezoidal in shape. 18. The split mold assembly of claim 16, wherein said male alignment member and said female alignment member are generally “T-shaped”. 19. The split mold assembly of claim 14, wherein said alignment interface comprises a female alignment member configured to cooperate, in use, with a male alignment member associated with the slide bar. 20. The split mold assembly of claim 14, wherein said alignment interface comprises a first receptacle complementary to a second receptacle associated with the face slide portion of the slide bar, wherein said first receptacle is configured to accept, in use, a first portion of a positioning member and said second receptacle is configured, in use, to accept a second portion of the positioning member. 21. The split mold assembly of claim 20, wherein said positioning member comprises a dowel. 22. The split mold assembly of claim 21, wherein said first receptacle, said second receptacle and said dowel are configured in a tight tolerance arrangement. 23. The split mold assembly of claim 20, wherein said positioning member comprises a tubular dowel. 24. The split mold assembly of claim 23, wherein said first receptacle, said second receptacle and said tubular dowel are configured in a tight tolerance arrangement. 25. The split mold assembly of claim 14, further comprising a contact area defined by the back portion of said split mold insert and by said face slide portion of said slide bar, and wherein the contact area is substantially contained between a top extreme and a bottom extreme of said slide bar. 26. The split mold assembly of claim 14, said slide bar further comprising a cooling channel, wherein at least a portion of said molding surface defining portion is located, in use, proximate to the cooling channel. 27. An injection molding system incorporating the split mold assembly of claim 14. 28. A connecting interface positioned between (i) a back portion of a split mold insert, the back portion being at an opposite extreme relative to a face portion of the split mold insert, the face portion defining a molding surface defining portion for forming, at least in part, a neck region of a preform capable of being blow-molded into a container and (ii) a face slide portion of a slide bar; the back portion including a back wall located at the opposite extreme, the connecting interface comprising: an alignment interface for positioning the split mold insert relative to the slide bar; and a coupling interface for securing the split mold insert, in use, to the slide bar, the coupling interface defined at least in part through the back wall. 29. The connecting interface claim 28, wherein said coupling interface comprises at least one bore associated with the split mold insert and at least one bore associated with the slide bar, complementary to each other, for accepting, in use, a fastener. 30. The connecting interface of claim 28, wherein said alignment interface comprises a female alignment member associated with the slide bar and a male alignment member associated with the split mold insert, configured, in use, to cooperate with each other. 31. The connecting interface of claim 30, wherein said male alignment member and said female member are generally trapezoidal in shape. 32. The connecting interface of claim 30, wherein said male alignment member and said female alignment member are generally “T-shaped”. 33. The connecting interface of claim 29, wherein said alignment interface comprises a male alignment member associated with the slide bar and a female alignment member associated with the split mold insert, configured, in use, to cooperate with each other. 34. The connecting interface of claim 33, wherein said male alignment member and said female member are generally trapezoidal in shape. 35. The connecting interface of claim 33, wherein said male alignment member and said female alignment member are generally “T-shaped”. 36. The connecting interface of claim 29, wherein said alignment interface comprises (i) a first receptacle associated with said split mold insert and (ii) a second receptacle associated with the slide bar, said first receptacle is configured to accept, in use, a first portion of a positioning member and said second receptacle is configured, in use, to accept a second portion of the positioning member. 37. The connecting interface of claim 36, wherein said positioning member comprises a dowel. 38. The connecting interface of claim 37, wherein said first receptacle, said second receptacle and said dowel are configured in a tight tolerance arrangement. 39. The connecting member of claim 36, wherein said positioning member comprises a tubular dowel. 40. The connecting member of claim 39, wherein said first receptacle, said second receptacle and said tubular dowel are configured in a tight tolerance arrangement. 41. A split mold assembly for use with an injection molding system for producing a preform capable of being blow-molded into a container, the split mold assembly comprising: a slide bar for attachment, in use, to an actuating bar of the injection molding system; a split mold insert comprising: a connecting interface disposed on a back portion thereof for connection, in use, to said slide bar, the back portion including a back wall located on an opposite extreme of the first split mold insert relative to the face portion, wherein said connecting interface comprises an alignment interface for positioning the split mold insert, in use, relative to the slide bar and a coupling interface defined at least partially through the back wall for securing the split mold insert, in use, to the slide bar. 42. The split mold assembly of claim 41, wherein said coupling interface comprises at least one bore for accepting, in use, a fastener. 43. The split mold assembly of claim 41, wherein said alignment interface comprises a male alignment member configured to cooperate, in use, with a female alignment member associated with the slide bar. 44. The split mold assembly of claim 43, wherein said male alignment member is generally trapezoidal in shape. 45. The split mold assembly of claim 43, wherein said male alignment member is generally “T-shaped”. 46. The split mold assembly of claim 41, wherein said alignment interface comprises a female alignment member configured to cooperate, in use, with a male alignment member associated with the slide bar. 47. The split mold assembly of claim 41, wherein said alignment interface comprises a first receptacle complementary to a second receptacle associated with the slide bar, wherein the first receptacle is configured to accept, in use, a first portion of a positioning member and the second receptacle is configured, in use, to accept a second portion of the positioning member. 48. The split mold assembly of claim 47, wherein said positioning member comprises a dowel. 49. The split mold assembly of claim 48, wherein said first receptacle, said second receptacle and said dowel are configured in a tight tolerance arrangement. 50. The split mold assembly of claim 47, wherein said positioning member comprises a tubular dowel. 51. The split mold assembly of claim 50, wherein said first receptacle, said second receptacle and said tubular dowel are configured in a tight tolerance arrangement. 52. The split mold assembly of claim 41, further comprising a contact area substantially defined by said back portion and by a face slide portion of the slide bar, and wherein the contact area is substantially contained between a top extreme and a bottom extreme of the slide bar. 53. The split mold assembly of claim 41, the slide bar further comprising a cooling channel, wherein at least a portion of said molding surface defining portion is located, in use, proximate to the cooling channel.