GB1560577A - Screw removing apparatus for vertical extruders - Google Patents

Screw removing apparatus for vertical extruders Download PDF

Info

Publication number
GB1560577A
GB1560577A GB50174/76A GB5017476A GB1560577A GB 1560577 A GB1560577 A GB 1560577A GB 50174/76 A GB50174/76 A GB 50174/76A GB 5017476 A GB5017476 A GB 5017476A GB 1560577 A GB1560577 A GB 1560577A
Authority
GB
United Kingdom
Prior art keywords
screw
adaptor
winch
removing apparatus
barrel
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
GB50174/76A
Other languages
English (en)
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.)
Crompton and Knowles Corp
Original Assignee
Crompton and Knowles Corp
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 Crompton and Knowles Corp filed Critical Crompton and Knowles Corp
Publication of GB1560577A publication Critical patent/GB1560577A/en
Expired 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
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • 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
    • B29C48/256—Exchangeable extruder parts
    • B29C48/2561—Mounting or handling of the screw
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/53796—Puller or pusher means, contained force multiplying operator
    • Y10T29/5383—Puller or pusher means, contained force multiplying operator having fluid operator

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB50174/76A 1975-12-22 1976-12-01 Screw removing apparatus for vertical extruders Expired GB1560577A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/643,070 US4000554A (en) 1975-12-22 1975-12-22 Screw removing apparatus for vertical extruders

Publications (1)

Publication Number Publication Date
GB1560577A true GB1560577A (en) 1980-02-06

Family

ID=24579244

Family Applications (1)

Application Number Title Priority Date Filing Date
GB50174/76A Expired GB1560577A (en) 1975-12-22 1976-12-01 Screw removing apparatus for vertical extruders

Country Status (6)

Country Link
US (1) US4000554A (enExample)
JP (1) JPS5277169A (enExample)
AU (1) AU1956176A (enExample)
BR (1) BR7607963A (enExample)
CA (1) CA1042187A (enExample)
GB (1) GB1560577A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7908728B2 (en) * 2006-01-23 2011-03-22 Marcial Jr Ismael System and method for removing extrusion screw elements
CN102091932B (zh) * 2011-03-01 2012-08-29 天津市中环三峰电子有限公司 螺钉安装装置
CN103862271B (zh) * 2014-04-02 2016-10-19 太原重工股份有限公司 型嘴拆装装置及型嘴的安装及拆卸方法
CN114131881B (zh) * 2021-11-29 2023-08-18 邓权塑业科技（湖南）有限公司 一种锥形双螺杆挤出机的机筒螺杆拆除工具

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2645846A (en) * 1949-04-19 1953-07-21 Monroe Auto Equipment Co Assembly device for shock absorbers
US3121941A (en) * 1963-09-10 1964-02-25 Henry J Bellarts Fluid operated tool for coupling tubes together

Also Published As

Publication number Publication date
US4000554A (en) 1977-01-04
JPS5338180B2 (enExample) 1978-10-13
BR7607963A (pt) 1977-11-08
CA1042187A (en) 1978-11-14
JPS5277169A (en) 1977-06-29
AU1956176A (en) 1978-05-18

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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