IT201700113283A1 - INJECTION MOLDING EQUIPMENT OF PLASTIC MATERIALS WITH A THIN WALL WITH THICKNESS LOCALLY REDUCED - Google Patents

INJECTION MOLDING EQUIPMENT OF PLASTIC MATERIALS WITH A THIN WALL WITH THICKNESS LOCALLY REDUCED

Info

Publication number
IT201700113283A1
IT201700113283A1 IT102017000113283A IT201700113283A IT201700113283A1 IT 201700113283 A1 IT201700113283 A1 IT 201700113283A1 IT 102017000113283 A IT102017000113283 A IT 102017000113283A IT 201700113283 A IT201700113283 A IT 201700113283A IT 201700113283 A1 IT201700113283 A1 IT 201700113283A1
Authority
IT
Italy
Prior art keywords
injection molding
plastic materials
thin wall
molding equipment
locally reduced
Prior art date
Application number
IT102017000113283A
Other languages
Italian (it)
Inventor
Pascal Girault
Luca Gori
Original Assignee
Ermo
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ermo filed Critical Ermo
Priority to IT102017000113283A priority Critical patent/IT201700113283A1/en
Priority to FR1871148A priority patent/FR3072320B1/en
Publication of IT201700113283A1 publication Critical patent/IT201700113283A1/en

Links

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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0053—Moulding articles characterised by the shape of the surface, e.g. ribs, high polish
    • B29C37/0057—Moulding single grooves or ribs, e.g. tear lines
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0081—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor of objects with parts connected by a thin section, e.g. hinge, tear line
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C2045/2695—Moulds injecting articles with varying wall thickness, e.g. for making a tear line
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • B29C2045/5635—Mould integrated compression drive 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • B29C2045/564—Compression drive means acting independently from the mould closing and clamping means
    • 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
    • B29L2031/56—Stoppers or lids for bottles, jars, or the like, e.g. closures
    • B29L2031/565—Stoppers or lids for bottles, jars, or the like, e.g. closures for containers

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
IT102017000113283A 2017-10-09 2017-10-09 INJECTION MOLDING EQUIPMENT OF PLASTIC MATERIALS WITH A THIN WALL WITH THICKNESS LOCALLY REDUCED IT201700113283A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT102017000113283A IT201700113283A1 (en) 2017-10-09 2017-10-09 INJECTION MOLDING EQUIPMENT OF PLASTIC MATERIALS WITH A THIN WALL WITH THICKNESS LOCALLY REDUCED
FR1871148A FR3072320B1 (en) 2017-10-09 2018-10-09 INJECTION MOLDING EQUIPMENT FOR THIN WALL PLASTIC ARTICLES WITH LOCALLY REDUCED THICKNESS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102017000113283A IT201700113283A1 (en) 2017-10-09 2017-10-09 INJECTION MOLDING EQUIPMENT OF PLASTIC MATERIALS WITH A THIN WALL WITH THICKNESS LOCALLY REDUCED

Publications (1)

Publication Number Publication Date
IT201700113283A1 true IT201700113283A1 (en) 2019-04-09

Family

ID=61148405

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102017000113283A IT201700113283A1 (en) 2017-10-09 2017-10-09 INJECTION MOLDING EQUIPMENT OF PLASTIC MATERIALS WITH A THIN WALL WITH THICKNESS LOCALLY REDUCED

Country Status (2)

Country Link
FR (1) FR3072320B1 (en)
IT (1) IT201700113283A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01304919A (en) * 1988-06-02 1989-12-08 Yoshino Kogyosho Co Ltd Molding method for synthetic resin
JPH06218762A (en) * 1993-01-27 1994-08-09 Toppan Printing Co Ltd Production of mouth plug having gas barrier properties
JP2000025816A (en) * 1998-07-14 2000-01-25 Dainippon Printing Co Ltd Spout and method and device for forming the same
US20100007058A1 (en) * 2008-07-11 2010-01-14 Mold-Masters (2007) Limited Injection Molding Apparatus Having Aligned Pin and Sleeve and Method of Operation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4820149A (en) 1987-05-28 1989-04-11 Yoshida Industry Co., Ltd. Apparatus for manufacturing an injection-molded product having a partly thin portion
DE4115208C2 (en) 1991-05-10 1994-06-30 Wilden Engineering Gmbh Method and device for producing plastic moldings with reduced wall thickness in some areas
US7687003B2 (en) 2004-12-08 2010-03-30 Visteon Global Technologies, Inc. Method of forming plastic part having hidden thin walled section

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01304919A (en) * 1988-06-02 1989-12-08 Yoshino Kogyosho Co Ltd Molding method for synthetic resin
JPH06218762A (en) * 1993-01-27 1994-08-09 Toppan Printing Co Ltd Production of mouth plug having gas barrier properties
JP2000025816A (en) * 1998-07-14 2000-01-25 Dainippon Printing Co Ltd Spout and method and device for forming the same
US20100007058A1 (en) * 2008-07-11 2010-01-14 Mold-Masters (2007) Limited Injection Molding Apparatus Having Aligned Pin and Sleeve and Method of Operation

Also Published As

Publication number Publication date
FR3072320B1 (en) 2021-08-27
FR3072320A1 (en) 2019-04-19

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