IT201600129563A1 - Dispositivo di miscelazione per viti di plastificazione - Google Patents

Dispositivo di miscelazione per viti di plastificazione

Info

Publication number
IT201600129563A1
IT201600129563A1 IT102016000129563A IT201600129563A IT201600129563A1 IT 201600129563 A1 IT201600129563 A1 IT 201600129563A1 IT 102016000129563 A IT102016000129563 A IT 102016000129563A IT 201600129563 A IT201600129563 A IT 201600129563A IT 201600129563 A1 IT201600129563 A1 IT 201600129563A1
Authority
IT
Italy
Prior art keywords
mixing device
plasticizing screws
plasticizing
screws
mixing
Prior art date
Application number
IT102016000129563A
Other languages
English (en)
Inventor
Francesco Sant'elia
Original Assignee
M R S Italia S R L
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 M R S Italia S R L filed Critical M R S Italia S R L
Priority to IT102016000129563A priority Critical patent/IT201600129563A1/it
Publication of IT201600129563A1 publication Critical patent/IT201600129563A1/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/428—Parts or accessories, e.g. casings, feeding or discharging means
    • B29B7/429—Screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/421—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw and additionally other mixing elements on the same shaft, e.g. paddles, discs, bearings, rotor blades of the Banbury type
    • 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
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • 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
    • B29C48/54—Screws with additional forward-feeding elements
    • 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
    • B29C48/55—Screws having reverse-feeding elements
    • 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
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
    • B29C48/615—Threads having varying helix angles
    • 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
    • B29C48/64—Screws with two or more threads
    • B29C48/65—Screws with two or more threads neighbouring threads or channels having different configurations, e.g. one thread being lower than its neighbouring thread
    • 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
    • B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
IT102016000129563A 2016-12-21 2016-12-21 Dispositivo di miscelazione per viti di plastificazione IT201600129563A1 (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT102016000129563A IT201600129563A1 (it) 2016-12-21 2016-12-21 Dispositivo di miscelazione per viti di plastificazione

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102016000129563A IT201600129563A1 (it) 2016-12-21 2016-12-21 Dispositivo di miscelazione per viti di plastificazione

Publications (1)

Publication Number Publication Date
IT201600129563A1 true IT201600129563A1 (it) 2018-06-21

Family

ID=58609823

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102016000129563A IT201600129563A1 (it) 2016-12-21 2016-12-21 Dispositivo di miscelazione per viti di plastificazione

Country Status (1)

Country Link
IT (1) IT201600129563A1 (it)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1253714A (en) * 1968-03-22 1971-11-17 Uniroyal A G Formerly Uniroyal Process and device for processing highly viscous materials
GB1400142A (en) * 1973-02-16 1975-07-16 Berstorff Gmbh Masch Hermann Extruder
US4171196A (en) * 1977-10-25 1979-10-16 Maillefer S.A. Screw-type plastics extruder
JPH08156071A (ja) * 1994-12-07 1996-06-18 Mitsubishi Heavy Ind Ltd 押出スクリュ
US5816698A (en) * 1996-04-15 1998-10-06 Spirex Corporation Screw and plasticating apparatus and method
US6488399B1 (en) * 2001-05-17 2002-12-03 Timothy W. Womer Apparatus for plasticating thermoplastics
US6497508B1 (en) * 2001-06-15 2002-12-24 New Castle Industries, Inc. Plasticating process, apparatus and screw with mixing
EP2204272A1 (en) * 2008-12-22 2010-07-07 M.R.S. Italia S.r.l. Plasticating screw with two helical threads of varying pitches and a plasticating apparatus comprising this
US20110222363A1 (en) * 2010-03-11 2011-09-15 Mazzocca Timothy D Lug type extruder screw

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1253714A (en) * 1968-03-22 1971-11-17 Uniroyal A G Formerly Uniroyal Process and device for processing highly viscous materials
GB1400142A (en) * 1973-02-16 1975-07-16 Berstorff Gmbh Masch Hermann Extruder
US4171196A (en) * 1977-10-25 1979-10-16 Maillefer S.A. Screw-type plastics extruder
JPH08156071A (ja) * 1994-12-07 1996-06-18 Mitsubishi Heavy Ind Ltd 押出スクリュ
US5816698A (en) * 1996-04-15 1998-10-06 Spirex Corporation Screw and plasticating apparatus and method
US6488399B1 (en) * 2001-05-17 2002-12-03 Timothy W. Womer Apparatus for plasticating thermoplastics
US6497508B1 (en) * 2001-06-15 2002-12-24 New Castle Industries, Inc. Plasticating process, apparatus and screw with mixing
EP2204272A1 (en) * 2008-12-22 2010-07-07 M.R.S. Italia S.r.l. Plasticating screw with two helical threads of varying pitches and a plasticating apparatus comprising this
US20110222363A1 (en) * 2010-03-11 2011-09-15 Mazzocca Timothy D Lug type extruder screw

Similar Documents

Publication Publication Date Title
DK3288719T3 (da) Forsyningsanordning
DK3294373T3 (da) Justerbart injektionsapparat
DK3529240T3 (da) Farmaceutiske forbindelser
FR3057560B1 (fr) Vis balayeuse pour silo
DK3311968T3 (da) Tøndeblander
KR20180084875A (ko) 정적 혼합기
DK3339706T3 (da) Koblingsanordning til skruekobling
DK3451818T3 (da) Forarbejdningsenhed
DK3350667T3 (da) Blæseranordning
ITUB20153351A1 (it) Impianto ribaltatore di vasche di macchine impastatrici
DE112016003059A5 (de) Gewindetrieb
DK3615275T3 (da) Skrueindretning
ES1163108Y (es) Tornillo
DK3249244T3 (da) Skrue
ES1162584Y (es) Aparato dosificador
DK3291952T3 (da) Indretning til stansning af tynde materialer
ITUB20153544A1 (it) Macchina impastatrice
DK3345475T3 (da) Blandemaskine med lateral aflæsningsanordning
DK3380737T3 (da) Betonskrue
DK3389839T3 (da) Anordning til sammenblanding
ITUA20161876A1 (it) Aeratore perfezionato
ITUA20162791A1 (it) Dispositivo di fissaggio
DK3710224T3 (da) Plastificerende skrue
IT201600129563A1 (it) Dispositivo di miscelazione per viti di plastificazione
IT201700073065A1 (it) Macchina impastatrice