GB1480322A - Apparatus for the continuous production of oriented hollow bodies from a thermoplastic material - Google Patents

Apparatus for the continuous production of oriented hollow bodies from a thermoplastic material

Info

Publication number
GB1480322A
GB1480322A GB166/76A GB16676A GB1480322A GB 1480322 A GB1480322 A GB 1480322A GB 166/76 A GB166/76 A GB 166/76A GB 16676 A GB16676 A GB 16676A GB 1480322 A GB1480322 A GB 1480322A
Authority
GB
United Kingdom
Prior art keywords
see
preforms
needle
blow
moulds
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.)
Expired
Application number
GB166/76A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Solvay SA
Original Assignee
Solvay SA
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
Priority claimed from LU71598A external-priority patent/LU71598A1/xx
Priority claimed from LU72853A external-priority patent/LU72853A1/xx
Application filed by Solvay SA filed Critical Solvay SA
Publication of GB1480322A publication Critical patent/GB1480322A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42Component parts, details or accessories; Auxiliary operations
    • B29C49/4205Handling means, e.g. transfer, loading or discharging means
    • B29C49/42093Transporting apparatus, e.g. slides, wheels or conveyors
    • B29C49/42101Conveyors, e.g. flat conveyor or clamping between two bands
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42Component parts, details or accessories; Auxiliary operations
    • B29C49/4205Handling means, e.g. transfer, loading or discharging means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/08Biaxial stretching during blow-moulding
    • B29C49/16Biaxial stretching during blow-moulding using pressure difference for pre-stretching, e.g. pre-blowing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/28Blow-moulding apparatus
    • B29C49/30Blow-moulding apparatus having movable moulds or mould parts
    • B29C49/36Blow-moulding apparatus having movable moulds or mould parts rotatable about one axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42Component parts, details or accessories; Auxiliary operations
    • B29C49/58Blowing means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42Component parts, details or accessories; Auxiliary operations
    • B29C49/58Blowing means
    • B29C49/60Blow-needles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42Component parts, details or accessories; Auxiliary operations
    • B29C49/64Heating or cooling preforms, parisons or blown articles
    • B29C49/6409Thermal conditioning of preforms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2949/00Indexing scheme relating to blow-moulding
    • B29C2949/07Preforms or parisons characterised by their configuration
    • B29C2949/0715Preforms or parisons characterised by their configuration the preform having one end closed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04Extrusion blow-moulding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/06Injection blow-moulding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42Component parts, details or accessories; Auxiliary operations
    • B29C49/64Heating or cooling preforms, parisons or blown articles
    • B29C49/68Ovens specially adapted for heating preforms or parisons
    • B29C49/682Ovens specially adapted for heating preforms or parisons characterised by the path, e.g. sinusoidal path
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/02Articles
    • B65G2201/0235Containers
    • B65G2201/0244Bottles

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

1480322 Blow moulding SOLVAY & CIE 5 Jan 1976 [7 Jan 1975 27 June 1975] 166/76 Heading B5A A blow-moulding lay-out (see Fig. 1) comprises an extruder 1 which feeds a tubular parison to a series of axially aligned split moulds carried by a rotary carrier 2. The moulds blow the parison into preforms each having a final neck configuration above which is located a false neck (see Fig. 3). The preforms are removed from the moulds by a release device 3 and presented to the hinged jaws (see Figs. 4 and 5, not shown) of carriers carried by an endless chain 4 whence the false neck is removed by a deflashing device 5. The deflashed preforms are passed around a cooling device 8, at which a cooling fluid, such as liquid nitrogen is introduced into the preforms, and fed to a series of blow moulds carried by a rotating carrier device 7 via an oven 6 in which they are brought to molecular orientation temperatures. Finally, the blown articles are presented to a heating device 9 to thermally stabilize them against stress cracking. All the elements of the lay-out are driven through suitable gearing and chains (see Fig. 2, not shown) from a single motor to ensure synchronization and the chain is tensioned by a pair of adjustable devices 11 and 12. The chain is actually driven either by drive gears each located in a different stretch of chain between the tensioning devices or by the carriers 2 and 7 themselves. One of the drive gears may be attached either to the release device 3 or the deflashing device 5. The preform is blown from the parison by a needle 41 which pierces the false neck of the preform and which is carried by a block 43 reciprocable by a bent lever 52, 50 actuated from a fixed cam by a follower 51. The needle engages the end of a holding screw 44 having a central channel in communication with that of the needle at one end and at the other end with a source of fluid via radial passages 45 in the screw and passage 47 in the block 43. The needle is not withdrawn after the mould is open to retain the preform in the mould half 39 prior to ejection. Retention and ejection may alternatively be effected by an undercut recess 67 (see Fig. 6) in the mould wall and a reciprocable plunger 65 located in the base of the recess.
GB166/76A 1975-01-07 1976-01-05 Apparatus for the continuous production of oriented hollow bodies from a thermoplastic material Expired GB1480322A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
LU71598A LU71598A1 (en) 1975-01-07 1975-01-07
LU72853A LU72853A1 (en) 1975-06-27 1975-06-27

Publications (1)

Publication Number Publication Date
GB1480322A true GB1480322A (en) 1977-07-20

Family

ID=26640167

Family Applications (1)

Application Number Title Priority Date Filing Date
GB166/76A Expired GB1480322A (en) 1975-01-07 1976-01-05 Apparatus for the continuous production of oriented hollow bodies from a thermoplastic material

Country Status (17)

Country Link
JP (1) JPS6044122B2 (en)
AT (1) AT350789B (en)
BR (1) BR7508761A (en)
CA (1) CA1066864A (en)
CH (1) CH595970A5 (en)
DE (1) DE2557192C2 (en)
DK (1) DK154012C (en)
ES (1) ES444086A1 (en)
FI (1) FI62482C (en)
FR (1) FR2297127A1 (en)
GB (1) GB1480322A (en)
IE (1) IE42940B1 (en)
IT (1) IT1051833B (en)
NL (1) NL183574C (en)
NO (1) NO754288L (en)
NZ (1) NZ179617A (en)
SE (1) SE415333B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001068338A1 (en) * 2000-03-15 2001-09-20 Lino Lanfranchi A device for conveying and checking containers, in particular preforms
WO2003078285A1 (en) * 2002-03-18 2003-09-25 S.I.P.A. Societa' Industrializzazione Progettazione E Automazione S.P.A. A gripping device for bottles and similar

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2550727A1 (en) * 1975-11-12 1977-05-26 Gottfried Mehnert PROCESS FOR MANUFACTURING HOLLOW BODIES FROM THERMOPLASTIC PLASTIC BY THE BLOW METAL PROCESS WITH BIAXIAL RECKING AND INTERMEDIATE TEMPERATURE CONTROL
FR2399977A1 (en) * 1977-08-08 1979-03-09 Solvay PROCESS FOR THE PRODUCTION OF ORIENTATED HOLLOW BODIES
FR2500361A1 (en) * 1981-02-23 1982-08-27 Solvay PREFORM IN THERMOPLASTIC MATERIAL COMPRISING A CIRCULAR TOOTHED CROWN, INTENDED TO ENSURE ITS ROTATION, DURING THERMAL CONDITIONING THAT PRECEDES BLOW MOLDING
IN157843B (en) * 1981-06-26 1986-07-05 Di Settembrini Antoine
FR2556273B1 (en) * 1983-12-09 1986-07-25 Pont A Mousson PROCESS FOR MANUFACTURING PLASTIC BOTTLES FROM BLANKS AND BLANK OBTAINED FROM THIS PROCESS
JP4639864B2 (en) * 2005-03-10 2011-02-23 東洋製罐株式会社 Pre-formed body cooling device
DE102013109179A1 (en) * 2013-08-23 2015-02-26 Krones Ag Apparatus and method for operating a preform oven
CN117183304B (en) * 2023-11-06 2024-01-23 四川益涵新材料科技有限公司 PE shrink film blowing machine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB955391A (en) * 1960-01-12 1964-04-15 British Xylonite Co Ltd Method of producing shaped hollow bodies and apparatus for carrying out such methods
DE1704134B2 (en) * 1963-02-16 1972-11-09 Kautex-Werk Reinold Hagen, 5300 Bonn-Holzlar DEVICE FOR MANUFACTURING HOLLOW BODIES FROM THERMOPLASTIC PLASTIC
FR2105107B1 (en) * 1970-09-25 1975-03-21 Solvay

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001068338A1 (en) * 2000-03-15 2001-09-20 Lino Lanfranchi A device for conveying and checking containers, in particular preforms
US6808382B2 (en) * 2000-03-15 2004-10-26 Lino Lanfranchi Device for conveying and checking containers, in particular preforms
WO2003078285A1 (en) * 2002-03-18 2003-09-25 S.I.P.A. Societa' Industrializzazione Progettazione E Automazione S.P.A. A gripping device for bottles and similar

Also Published As

Publication number Publication date
IE42940L (en) 1976-07-07
NO754288L (en) 1976-07-08
FR2297127A1 (en) 1976-08-06
FI62482B (en) 1982-09-30
FI760027A (en) 1976-07-08
CH595970A5 (en) 1978-02-28
JPS6044122B2 (en) 1985-10-02
FI62482C (en) 1983-01-10
SE415333B (en) 1980-09-29
IE42940B1 (en) 1980-11-19
SE7514373L (en) 1976-07-08
CA1066864A (en) 1979-11-27
BR7508761A (en) 1976-08-24
FR2297127B1 (en) 1979-02-02
DK154012B (en) 1988-10-03
AU8762775A (en) 1977-07-21
DE2557192C2 (en) 1984-11-15
NL183574C (en) 1988-12-01
JPS5193964A (en) 1976-08-18
AT350789B (en) 1979-06-25
NL7515134A (en) 1976-07-09
ES444086A1 (en) 1977-05-01
ATA3076A (en) 1978-11-15
DK154012C (en) 1989-02-20
NL183574B (en) 1988-07-01
NZ179617A (en) 1978-06-20
DK594075A (en) 1976-07-08
DE2557192A1 (en) 1976-07-08
IT1051833B (en) 1981-05-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930105