AT345871B - Verfahren zur herstellung verschleiss- und warmfester sowie stoss- und torsionsfester, oberflaechengehaerteter foerderschnecken und zylinder und vorrichtung zur durchfuehrung des verfahrens - Google Patents

Verfahren zur herstellung verschleiss- und warmfester sowie stoss- und torsionsfester, oberflaechengehaerteter foerderschnecken und zylinder und vorrichtung zur durchfuehrung des verfahrens

Info

Publication number
AT345871B
AT345871B AT526474A AT526474A AT345871B AT 345871 B AT345871 B AT 345871B AT 526474 A AT526474 A AT 526474A AT 526474 A AT526474 A AT 526474A AT 345871 B AT345871 B AT 345871B
Authority
AT
Austria
Prior art keywords
resistant
hardened
torsion
cylinders
shock
Prior art date
Application number
AT526474A
Other languages
English (en)
Other versions
ATA526474A (de
Original Assignee
Hehl Karl
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 Hehl Karl filed Critical Hehl Karl
Publication of ATA526474A publication Critical patent/ATA526474A/de
Application granted granted Critical
Publication of AT345871B publication Critical patent/AT345871B/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C21D1/667—Quenching devices for spray quenching
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/507—Screws characterised by the material or their manufacturing process
    • B29C48/509—Materials, coating or lining therefor
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
    • B29C48/845—Heating
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
    • B29C48/85—Cooling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Articles (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
AT526474A 1973-07-16 1974-06-25 Verfahren zur herstellung verschleiss- und warmfester sowie stoss- und torsionsfester, oberflaechengehaerteter foerderschnecken und zylinder und vorrichtung zur durchfuehrung des verfahrens AT345871B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732336100 DE2336100A1 (de) 1973-07-16 1973-07-16 Verfahren zur herstellung von foerderschnecken und zylindern fuer spritzgiessmaschinen und extruder

Publications (2)

Publication Number Publication Date
ATA526474A ATA526474A (de) 1978-02-15
AT345871B true AT345871B (de) 1978-10-10

Family

ID=5887067

Family Applications (1)

Application Number Title Priority Date Filing Date
AT526474A AT345871B (de) 1973-07-16 1974-06-25 Verfahren zur herstellung verschleiss- und warmfester sowie stoss- und torsionsfester, oberflaechengehaerteter foerderschnecken und zylinder und vorrichtung zur durchfuehrung des verfahrens

Country Status (8)

Country Link
JP (1) JPS5039750A (de)
AT (1) AT345871B (de)
CH (1) CH601462A5 (de)
DE (1) DE2336100A1 (de)
FR (1) FR2237965B3 (de)
GB (1) GB1478204A (de)
IT (1) IT1015375B (de)
NL (1) NL7408255A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5451968U (de) * 1977-09-19 1979-04-10
JPS5735003A (en) * 1980-08-01 1982-02-25 Teijin Ltd Antistatic white robe
JP5525671B2 (ja) * 2011-10-20 2014-06-18 株式会社ソディック 電子ビーム照射により表面改質した成形機、成形機用のスクリュ及び成形機用のプランジャ
CN107460287A (zh) * 2017-09-13 2017-12-12 合肥力恒液压***有限公司 油缸缸筒体去焊接应力退火工艺及实施设备
CN107828939A (zh) * 2017-11-27 2018-03-23 喀左鹏达铸造有限公司 高频淬火自动冷却一体机
CN112375876B (zh) * 2020-10-30 2022-05-17 郴州弘德尚铸造有限公司 一种复合钢高频淬火方法
CN113699351B (zh) * 2021-09-17 2023-12-12 托克(山东)新材料科技有限公司 一种大口径复合管在线去应力处理装置及其工艺
CN114562880B (zh) * 2022-02-24 2023-12-22 福州金锻工业有限公司 中频感应加热炉加热装置及其工作方法

Also Published As

Publication number Publication date
GB1478204A (en) 1977-06-29
DE2336100A1 (de) 1975-02-06
IT1015375B (it) 1977-05-10
JPS5039750A (de) 1975-04-12
ATA526474A (de) 1978-02-15
CH601462A5 (de) 1978-07-14
NL7408255A (nl) 1975-01-20
FR2237965B3 (de) 1977-05-06
FR2237965A1 (de) 1975-02-14

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