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ES2156516A1 - Injection mould expandable ejector consists of a rod with a forked end serving as an elastic clamp passing into the mould - Google Patents

Injection mould expandable ejector consists of a rod with a forked end serving as an elastic clamp passing into the mould

Info

Publication number
ES2156516A1
ES2156516A1 ES009802691A ES9802691A ES2156516A1 ES 2156516 A1 ES2156516 A1 ES 2156516A1 ES 009802691 A ES009802691 A ES 009802691A ES 9802691 A ES9802691 A ES 9802691A ES 2156516 A1 ES2156516 A1 ES 2156516A1
Authority
ES
Spain
Prior art keywords
mould
rod
elastic clamp
forked end
end serving
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.)
Granted
Application number
ES009802691A
Other languages
Spanish (es)
Other versions
ES2156516B1 (en
Inventor
Pruna Alberto Navarra
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to ES9802691A priority Critical patent/ES2156516B1/en
Publication of ES2156516A1 publication Critical patent/ES2156516A1/en
Application granted granted Critical
Publication of ES2156516B1 publication Critical patent/ES2156516B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4471—Removing or ejecting moulded articles for undercut articles using flexible or pivotable undercut forming elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The injection mould expandable ejector comprises a rod (1) with a split end (3) forming a head (2) serving as a clamp. The clamp assembly is heat treated so that it closes on entering the mould until it reaches the mould interior. The moulding is ejected via the clamp.
ES9802691A 1998-12-28 1998-12-28 EXPANSIBLE EXPULSOR FOR INJECTION MOLDS. Expired - Fee Related ES2156516B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9802691A ES2156516B1 (en) 1998-12-28 1998-12-28 EXPANSIBLE EXPULSOR FOR INJECTION MOLDS.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9802691A ES2156516B1 (en) 1998-12-28 1998-12-28 EXPANSIBLE EXPULSOR FOR INJECTION MOLDS.

Publications (2)

Publication Number Publication Date
ES2156516A1 true ES2156516A1 (en) 2001-06-16
ES2156516B1 ES2156516B1 (en) 2002-02-16

Family

ID=8306213

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9802691A Expired - Fee Related ES2156516B1 (en) 1998-12-28 1998-12-28 EXPANSIBLE EXPULSOR FOR INJECTION MOLDS.

Country Status (1)

Country Link
ES (1) ES2156516B1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES1019575U (en) * 1991-12-11 1992-04-01 Navarra Pruna Alberto Gripping head for tubular ejectors and injection molds and safety stops for operation. (Machine-translation by Google Translate, not legally binding)
ES2050901T3 (en) * 1989-10-05 1994-06-01 Geiger Plastic Verwaltung PART OF CAST CAST MOLD.
ES1031883U (en) * 1995-08-11 1996-03-01 Pruna Alberto Navarra Accessory molder-ejector for injection molds. (Machine-translation by Google Translate, not legally binding)
EP0713756A2 (en) * 1994-11-25 1996-05-29 Sumitomo Wiring Systems, Ltd. Molding apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2050901T3 (en) * 1989-10-05 1994-06-01 Geiger Plastic Verwaltung PART OF CAST CAST MOLD.
ES1019575U (en) * 1991-12-11 1992-04-01 Navarra Pruna Alberto Gripping head for tubular ejectors and injection molds and safety stops for operation. (Machine-translation by Google Translate, not legally binding)
EP0713756A2 (en) * 1994-11-25 1996-05-29 Sumitomo Wiring Systems, Ltd. Molding apparatus
ES1031883U (en) * 1995-08-11 1996-03-01 Pruna Alberto Navarra Accessory molder-ejector for injection molds. (Machine-translation by Google Translate, not legally binding)

Also Published As

Publication number Publication date
ES2156516B1 (en) 2002-02-16

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