JP5947987B1 - 内面螺旋条付き容器、内面螺旋条付き容器の製造方法およびその製造装置 - Google Patents
内面螺旋条付き容器、内面螺旋条付き容器の製造方法およびその製造装置 Download PDFInfo
- Publication number
- JP5947987B1 JP5947987B1 JP2015560439A JP2015560439A JP5947987B1 JP 5947987 B1 JP5947987 B1 JP 5947987B1 JP 2015560439 A JP2015560439 A JP 2015560439A JP 2015560439 A JP2015560439 A JP 2015560439A JP 5947987 B1 JP5947987 B1 JP 5947987B1
- Authority
- JP
- Japan
- Prior art keywords
- parison
- container
- forming
- spiral
- spiral strip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 14
- 238000009423 ventilation Methods 0.000 description 32
- 239000000112 cooling gas Substances 0.000 description 27
- 229920005989 resin Polymers 0.000 description 23
- 239000011347 resin Substances 0.000 description 23
- 230000002093 peripheral effect Effects 0.000 description 17
- 238000005520 cutting process Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 11
- 238000010438 heat treatment Methods 0.000 description 10
- 229920005992 thermoplastic resin Polymers 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 238000000071 blow moulding Methods 0.000 description 8
- 239000007787 solid Substances 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4242—Means for deforming the parison prior to the blowing operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B11/00—Making preforms
- B29B11/06—Making preforms by moulding the material
- B29B11/10—Extrusion moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B11/00—Making preforms
- B29B11/14—Making preforms characterised by structure or composition
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/355—Conveyors for extruded articles
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/071—Preforms or parisons characterised by their configuration, e.g. geometry, dimensions or physical properties
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/08—Biaxial stretching during blow-moulding
- B29C49/10—Biaxial stretching during blow-moulding using mechanical means for prestretching
- B29C49/14—Clamps
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/78—Measuring, controlling or regulating
- B29C2049/7873—Extrusion speed; Extruded preform position or length; Extrusion fall speed
-
- 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
- B29C2791/00—Shaping characteristics in general
- B29C2791/004—Shaping under special conditions
- B29C2791/007—Using fluid under pressure
-
- 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
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/0715—Preforms or parisons characterised by their configuration the preform having one end closed
-
- 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
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/074—Preforms or parisons characterised by their configuration having ribs or protrusions
-
- 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
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/074—Preforms or parisons characterised by their configuration having ribs or protrusions
- B29C2949/0745—Preforms or parisons characterised by their configuration having ribs or protrusions at flange portion
-
- 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
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/074—Preforms or parisons characterised by their configuration having ribs or protrusions
- B29C2949/0746—Preforms or parisons characterised by their configuration having ribs or protrusions at body portion
-
- 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
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3041—Preforms or parisons made of several components having components being extruded
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0017—Combinations of extrusion moulding with other shaping operations combined with blow-moulding or thermoforming
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/131—Curved articles
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/14—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration
- B29C48/146—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration in the die
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/269—Extrusion in non-steady condition, e.g. start-up or shut-down
- B29C48/2694—Intermittent extrusion
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/87—Cooling
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow articles
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
- B29C49/04104—Extrusion blow-moulding extruding the material discontinuously
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
- B29C49/04108—Extrusion blow-moulding extruding several parisons parallel to each other at the same time
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
- B29C49/04116—Extrusion blow-moulding characterised by the die
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
- B29C49/04118—Means for supporting the extruded parison
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/08—Biaxial stretching during blow-moulding
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/08—Biaxial stretching during blow-moulding
- B29C49/087—Means for providing controlled or limited stretch ratio
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4242—Means for deforming the parison prior to the blowing operation
- B29C49/42421—Means for deforming the parison prior to the blowing operation before laying into the mould
- B29C49/42422—Means for deforming the parison prior to the blowing operation before laying into the mould by the preform transporting means
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4242—Means for deforming the parison prior to the blowing operation
- B29C49/42421—Means for deforming the parison prior to the blowing operation before laying into the mould
- B29C49/42424—Deforming or closing the preform ends, e.g. pinching and welding
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4242—Means for deforming the parison prior to the blowing operation
- B29C49/42421—Means for deforming the parison prior to the blowing operation before laying into the mould
- B29C49/42428—Means for deforming the parison prior to the blowing operation before laying into the mould in a separate pre-moulding station
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4242—Means for deforming the parison prior to the blowing operation
- B29C49/4244—Means for deforming the parison prior to the blowing operation during or after laying preform into the final mould
- B29C49/42444—Means for deforming the parison prior to the blowing operation during or after laying preform into the final mould by moving the transport means
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4242—Means for deforming the parison prior to the blowing operation
- B29C49/4244—Means for deforming the parison prior to the blowing operation during or after laying preform into the final mould
- B29C49/42454—The mould opening plane being vertical
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/58—Blowing means
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/78—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/772—Articles characterised by their shape and not otherwise provided for
- B29L2031/7732—Helical
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
Description
図1は、内面螺旋条付き容器2(以下、単に容器2と言う。)の縦断面図である。容器2は、有底の筒形状をなしている。容器2の頂部には口部202が形成され、口部202の外周面には雄ねじが形成されている。
次に、この内面螺旋条付き容器の製造装置について説明する。この製造装置は、ダイレクトブロー成形により、簡便に内面螺旋条付き容器を製造することができる。図2は、本発明の一実施形態の内面螺旋条付き容器の製造装置(以下、ダイレクトブロー成形装置と言う。)の概略図である。
パリソン形成機5では、熱可塑性を有する樹脂3を加熱し、加熱されることにより溶融状態になった樹脂3をチューブ状に押し出し、これによりパリソン4を形成するようにしている。ここで、熱可塑性を有する樹脂3として、PET(polyethylene terephthalate)樹脂などを例示することができる。
図3は、パリソン形成機5の要部の断面図である。図4は、図3のIV−IV断面の断面図である。図3と図4を参照して、マンドレル18の外周35に、パリソン4の内周406に突条407を成形するためにマンドレル18の軸方向A1に延びる凹溝36が形成されている。また、マンドレル18の第1の通風路22は、マンドレル18の外周35の凹溝36を通してパリソン4内に加圧冷却気体を吹き込む機能を有している。
螺旋条形成機100は、パリソン4の内面の突条407を螺旋形状へ塑性変形させるものである。螺旋条形成機100は、図6に示すように、基台101と、基台101に設置された螺旋条形成部102と、基台101とともに螺旋条形成部102を水平方向及び垂直方向へ移動させる移動機構103と、センサ108と、螺旋条形成部102及び移動機構103の動作を制御する制御部104とを備えている。
容器形成機6は、基台60と、基台60に設置された2つの容器型25と、形成される容器2の口部の径に応じたブローピン26を有する打ち込み装置27と、基台60とともに容器型25及び打ち込み装置27を移動させる移動機構(図示なし)とを有している(図2を参照)。容器型25は、螺旋条形成機100で捻られたパリソン4を膨張させて容器形状に形成するためのものである。2つの容器型25は、交互に入れ替わることが可能に構成されている。
内面螺旋条付き容器の製造方法(以下、ダイレクトブロー成形方法という。)は、(1)溶融状態の熱可塑性樹脂3をチューブ状に押し出しパリソン4を形成するパリソン形成工程と、(2)パリソン4を捻ってパリソン4の突条407を螺旋形状にする螺旋条形成工程と、(3)螺旋条形成工程で捻られたパリソン4の一端部を封止した状態で、容器型25内のパリソン4内に加圧冷却気体を吹き込むことによりパリソン4を容器形状に膨張させつつ冷却し、容器2を得る容器形成工程と、を備えている。
パリソン形成工程では、図8に示すように、固形状態の樹脂3が、樹脂材料投入口12から加熱筒13に投入される。加熱筒13に投入された樹脂3は、加熱筒13の熱を受け、徐々に溶融する。これとともに、溶融した樹脂3は、電動モータ15により駆動された押し出しスクリュー14の押し出し力により、加熱筒13からパリソン形成ダイ8に運ばれる。
パリソン4の形成時に、マンドレル18の吹出口50(図4を参照)から加圧冷却気体をパリソン4の内周406の突条407に沿うように流れる。これが、パリソンの内面の突条407を冷却する冷却工程である。これにより、パリソン4の突条407を集中的に冷却でき、パリソン4の突条407の形を崩れないように維持することができる。従って、例えば、上述のように形成されたパリソン4を膨張させて容器形状に形成するときに、突条407の形状崩れを抑制することができ、その結果、容器2の胴部203の内周面206に形状精度の良い螺旋条207を形成することができる。
パリソン形成工程において、樹脂3が押し出されるのに伴い、パリソン形成ダイ8からパリソン4が垂れ下がる。そして、螺旋条形成工程において、図8に示すように、パリソン4が所定の位置まで垂れ下がったことをセンサ108が検知すると、一対のアーム105がパリソン4の外周面の下側部分を挟持する(挟持工程)。このとき、パリソン4の下側部分は、一対のアーム105の挟持力で潰れた状態になる。その後、パリソン4を挟持させた状態でパリソン4を突条407とともに周方向へ捻る(捻り工程)。これにより、突条407が螺旋条へ変形する。ここで、この捻り工程は、パリソン4をパリソン4の軸回りに捻るのが好ましい。
次に、容器形成工程において、図9に示すように、突条407が螺旋形状になったパリソン4の外側に、一対の分割型29が開いた状態で位置決めされる(図9の右側の分割型29)。このとき、パリソン4はダイから垂れ下がった状態である。その後、一対の分割型29がパリソン4を挟み込むことにより、パリソン4の下側が封止される(図9の左側の分割型29)。この挟み込みのとき、一対のアーム105で潰されたパリソン4の下端部分は切断される。次に、下端部が封止されたパリソン4の上端部が、切断面S(図9を参照)でホットカッター(図示せず)により切断される。
また、本実施形態について、以下のような変形例を考えることができる。以下の説明では、上述の実施形態と異なる点を中心に説明する。なお、他の構成については、上述の実施形態と同様である。
2 容器
3 樹脂
4 パリソン
8 パリソン形成ダイ
18 マンドレル
19 環状通路
20 パリソン形成ダイ本体
22 第1の通風路
35 マンドレルの外周
36 凹溝
100 螺旋条形成機
102 螺旋条形成部
105 一対のアーム(挟持部)
107 回転モータ(回転部)
206 容器の内周
207 容器の突条
406 パリソンの内周
407 パリソンの内周の突条
Claims (3)
- 突条を内面に有したチューブ状のパリソンを形成するパリソン形成工程と、
前記パリソン形成工程後のパリソンの突条を螺旋条にする螺旋条形成工程と、
前記螺旋条形成工程後のパリソンを内側から膨らませて容器を形成する容器形成工程と
を備え、
前記螺旋条形成工程は、前記パリソン形成工程時に前記パリソンを形成するダイから押し出されて垂れ下がった前記パリソンを挟持する挟持工程と、前記挟持工程で前記パリソンを挟持した状態のまま前記パリソンを前記突条とともに周方向へ捻る捻り工程とを含んでいることを特徴とする、内面螺旋条付き容器の製造方法。 - 前記パリソンの内面の突条を冷却する冷却工程を備え、
前記冷却工程は、前記パリソン形成工程及び前記螺旋条形成工程とともに行われることを特徴とする、請求項1に記載の内面螺旋条付き容器の製造方法。 - 突条を内面に有したチューブ状のパリソンを形成するパリソン形成機と、
前記パリソンの突条を螺旋状にする螺旋条形成機と、
前記突条が螺旋状となったパリソンを内側から膨らませて容器を形成する容器形成機とを有し、
前記螺旋条形成機は、前記パリソン形成機が有するダイから押し出されて垂れ下がった前記パリソンを挟持する挟持部と、前記パリソンを前記突条とともに周方向へ捻るため前記挟持部を前記パリソンとともに前記パリソンの周方向へ回転させる回転部とを備えていることを特徴とする、内面螺旋条付き容器の製造装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2015/057344 WO2016143129A1 (ja) | 2015-03-12 | 2015-03-12 | 内面螺旋条付き容器、内面螺旋条付き容器の製造方法およびその製造装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP5947987B1 true JP5947987B1 (ja) | 2016-07-06 |
JPWO2016143129A1 JPWO2016143129A1 (ja) | 2017-04-27 |
Family
ID=56329483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015560439A Active JP5947987B1 (ja) | 2015-03-12 | 2015-03-12 | 内面螺旋条付き容器、内面螺旋条付き容器の製造方法およびその製造装置 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3269528B1 (ja) |
JP (1) | JP5947987B1 (ja) |
CN (1) | CN107405818B (ja) |
TW (1) | TWI601620B (ja) |
WO (1) | WO2016143129A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017140731A (ja) * | 2016-02-09 | 2017-08-17 | ジェーシーシー株式会社 | ブロー成形装置、ブロー成形品およびブロー成形方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106738795B (zh) * | 2017-03-10 | 2023-04-11 | 东莞市今隽机械有限公司 | Petg塑料内扭纹瓶专用吹塑机 |
EP3898154A1 (en) | 2018-12-19 | 2021-10-27 | The Procter & Gamble Company | Mono-layer blow molded article with functional, visual, and/or tactile effects and method of making such articles |
WO2020132159A1 (en) | 2018-12-19 | 2020-06-25 | The Procter & Gamble Company | Article with visual effect |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003139003A (ja) * | 2001-10-29 | 2003-05-14 | Toyoda Gosei Co Ltd | 燃料タンクおよびその製造方法 |
JP2010005990A (ja) * | 2008-06-30 | 2010-01-14 | Yoshino Kogyosho Co Ltd | ブロー成形容器と成形方法 |
JP2014162018A (ja) * | 2013-02-21 | 2014-09-08 | Rikawa Plastic Co Ltd | 管継手の製造方法及び管継手 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52133376A (en) * | 1976-04-30 | 1977-11-08 | Yoshino Kogyosho Co Ltd | Biaxially drawn blow molded bottle with spiral pattern and method of molding same |
JPS59199217A (ja) * | 1983-04-28 | 1984-11-12 | Ekuseru Kk | 捩れ部を有する中空成形品製造方法 |
DE60010070T2 (de) * | 1999-10-08 | 2004-09-16 | Taisei Kako Co., Ltd. | Methode zur herstellung von laminierten flaschen mit abschälbarer innerer schicht |
US7157040B2 (en) * | 2004-11-01 | 2007-01-02 | Yates Iii William M | Helical blow molding preform and method of manufacturing |
JP4994404B2 (ja) * | 2009-02-27 | 2012-08-08 | 大商硝子株式会社 | ダイレクトブロー成形装置およびダイレクトブロー成形方法 |
JP5678984B2 (ja) * | 2013-04-24 | 2015-03-04 | 東洋製罐株式会社 | パリソン供給装置及び供給方法 |
-
2015
- 2015-03-12 CN CN201580077688.6A patent/CN107405818B/zh active Active
- 2015-03-12 EP EP15884617.0A patent/EP3269528B1/en active Active
- 2015-03-12 JP JP2015560439A patent/JP5947987B1/ja active Active
- 2015-03-12 WO PCT/JP2015/057344 patent/WO2016143129A1/ja active Application Filing
- 2015-03-20 TW TW104109055A patent/TWI601620B/zh active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003139003A (ja) * | 2001-10-29 | 2003-05-14 | Toyoda Gosei Co Ltd | 燃料タンクおよびその製造方法 |
JP2010005990A (ja) * | 2008-06-30 | 2010-01-14 | Yoshino Kogyosho Co Ltd | ブロー成形容器と成形方法 |
JP2014162018A (ja) * | 2013-02-21 | 2014-09-08 | Rikawa Plastic Co Ltd | 管継手の製造方法及び管継手 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017140731A (ja) * | 2016-02-09 | 2017-08-17 | ジェーシーシー株式会社 | ブロー成形装置、ブロー成形品およびブロー成形方法 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2016143129A1 (ja) | 2017-04-27 |
EP3269528B1 (en) | 2020-09-16 |
CN107405818A (zh) | 2017-11-28 |
EP3269528A4 (en) | 2018-10-03 |
CN107405818B (zh) | 2020-11-06 |
TWI601620B (zh) | 2017-10-11 |
TW201632335A (zh) | 2016-09-16 |
EP3269528A1 (en) | 2018-01-17 |
WO2016143129A1 (ja) | 2016-09-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5947987B1 (ja) | 内面螺旋条付き容器、内面螺旋条付き容器の製造方法およびその製造装置 | |
US3023461A (en) | Method for extruding plastic materials | |
CN104136193B (zh) | 用于挤出的环形模具和方法 | |
FI65395C (fi) | Foerfarande och anordning foer biaxiell blaosformning av ihaoliga plastfoeremaol | |
BR112015030178B1 (pt) | Cabeça de extrusão para produzir parisons tipo mangueira de plástico extrusável, máquina de extrusão com uma cabeça de extrusão, método para operar uma cabeça de extrusão e método para operar uma máquina de extrusão extrusão e método para operar uma máquina de extrusão | |
JP2011093167A (ja) | 管体の押出成形方法および管体の押出成形装置 | |
JP2016078400A (ja) | プレスブロー成形装置 | |
CN112848218B (zh) | 一种儿童滑梯部件吹塑工艺 | |
EP3634714B1 (en) | Methods of forming unitary serological pipettes | |
JP6280832B2 (ja) | ブロー成形容器の製造方法 | |
JP4994404B2 (ja) | ダイレクトブロー成形装置およびダイレクトブロー成形方法 | |
JP5651352B2 (ja) | 押出装置及びそれに用いられる成形用金型 | |
JP7327859B1 (ja) | 容器の製造方法、容器の製造装置、容器 | |
JP2007216531A (ja) | 圧縮成形システム | |
JP7327860B1 (ja) | 容器の製造方法、容器の製造装置、容器 | |
JP2020083355A (ja) | 容器 | |
CN107696438A (zh) | 一种储藏包装容器管体及其生产设备和生产工艺 | |
US10556370B2 (en) | Parison transfer apparatus | |
MXPA03006092A (es) | Metodos de moldeado por soplado por extrusion y articulos elaborados por medio de estos. | |
JP6815811B2 (ja) | パリソン肉厚調整装置、それを備えた中空成形機、及び中空成形品の製造方法 | |
EP3466639B1 (en) | Method and apparatus for preparing a liner for a composite pressure container | |
US9469064B2 (en) | Side blowing molding apparatus and method | |
JPS5813335B2 (ja) | 補強リブを設けてなる螺旋状管状体の製造方法 | |
JP4292858B2 (ja) | ロータリ成形機における材料のブロー方法 | |
KR20040003776A (ko) | 압출성형용 다이 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20160510 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20160603 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5947987 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |