CA1042187A - Screw removing apparatus for vertical extruders - Google Patents

Screw removing apparatus for vertical extruders

Info

Publication number
CA1042187A
CA1042187A CA261,372A CA261372A CA1042187A CA 1042187 A CA1042187 A CA 1042187A CA 261372 A CA261372 A CA 261372A CA 1042187 A CA1042187 A CA 1042187A
Authority
CA
Canada
Prior art keywords
screw
adaptor
winch
yieldable
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
CA261,372A
Other languages
English (en)
French (fr)
Inventor
Alden W. Nelson
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
Application granted granted Critical
Publication of CA1042187A publication Critical patent/CA1042187A/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)
CA261,372A 1975-12-22 1976-09-16 Screw removing apparatus for vertical extruders Expired CA1042187A (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
CA1042187A true CA1042187A (en) 1978-11-14

Family

ID=24579244

Family Applications (1)

Application Number Title Priority Date Filing Date
CA261,372A Expired CA1042187A (en) 1975-12-22 1976-09-16 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
GB1560577A (en) 1980-02-06
JPS5277169A (en) 1977-06-29
AU1956176A (en) 1978-05-18

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