JPH0285119U - - Google Patents

Info

Publication number
JPH0285119U
JPH0285119U JP1988164429U JP16442988U JPH0285119U JP H0285119 U JPH0285119 U JP H0285119U JP 1988164429 U JP1988164429 U JP 1988164429U JP 16442988 U JP16442988 U JP 16442988U JP H0285119 U JPH0285119 U JP H0285119U
Authority
JP
Japan
Prior art keywords
screw
flight
width
range
sectional
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
JP1988164429U
Other languages
Japanese (ja)
Other versions
JPH0442098Y2 (en
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 filed Critical
Priority to JP1988164429U priority Critical patent/JPH0442098Y2/ja
Publication of JPH0285119U publication Critical patent/JPH0285119U/ja
Application granted granted Critical
Publication of JPH0442098Y2 publication Critical patent/JPH0442098Y2/ja
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
    • 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
    • B29C48/53—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
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
    • B29C48/60—Thread tops

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案に係る樹脂成形用スクリユの一
実施例を説明するための第５図におけるＡ―Ａ線
矢視部分に相当する拡大断面図、第２図は溶融原
料の作動を説明するため第１図を更に拡大した断
面図、第３図は本考案に係る樹脂成形用スクリユ
によりホツパからバレル内に供給される固形原料
の作動を説明するための第５図におけるＢ―Ｂ線
矢視部分に相当する拡大断面図、第４図は第１図
ないし第３図に示す本考案に係る樹脂成形用スク
リユを装着した射出成形機における鳴き音を説明
するグラフ、第５図は一般の射出成形機の構成を
示す概略断面図、第６図は従来の樹脂成形用スク
リユの構成を説明するための第５図におけるＡ―
Ａ線矢視部分に相当する拡大断面図、第７図は第
６図に示す従来の樹脂成形用スクリユを装着した
射出成形機における鳴き音を説明するグラフであ
る。 １０……バレル、１２……スクリユ、１４……
ホツパ、１６……原料、３０……フライト、３０
ａ……頂面、３０ｂ……傾斜面、Ｗ……フライト
幅、Ｗａ……頂面幅、Ｚａ……供給・圧縮ゾーン
、Ｚｂ……計量ゾーン、Ｚｃ……射出ゾーン、β
……傾斜角度。 Fig. 1 is an enlarged sectional view corresponding to the section taken along line A--A in Fig. 5 for explaining one embodiment of the screw for resin molding according to the present invention, and Fig. 2 is for explaining the operation of the molten raw material. Therefore, FIG. 3 is a cross-sectional view that is a further enlarged view of FIG. 1, and FIG. 3 is a sectional view taken along the line B-B in FIG. FIG. 4 is a graph explaining the squealing noise in the injection molding machine equipped with the resin molding screw according to the present invention shown in FIGS. 1 to 3, and FIG. FIG. 6 is a schematic cross-sectional view showing the configuration of an injection molding machine, and FIG.
FIG. 7, which is an enlarged cross-sectional view corresponding to the portion viewed from line A, is a graph illustrating the squealing noise in the injection molding machine equipped with the conventional resin molding screw shown in FIG. 6. 10... Barrel, 12... Skrill, 14...
Hotsupa, 16...Raw materials, 30...Flight, 30
a...Top surface, 30b...Slope surface, W...Flight width, Wa...Top width, Za...Supply/compression zone, Zb...Measuring zone, Zc...Injection zone, β
...Inclination angle.

Claims (1)

【実用新案登録請求の範囲】 (1) 射出成形機の樹脂成形用スクリユにおいて
、フライトの幅をスクリユの直径の１／１０〜１
／２０の範囲とすると共に、前記フライトの推側
面をその頂面肩部から１０°〜４０°の範囲で傾
斜させることを特徴とする樹脂成形用スクリユ。 (2) フライトの頂面幅はフライト幅の１／２〜
１／３の範囲とする請求項１記載の樹脂成形用ス
クリユ。[Scope of claim for utility model registration] (1) In the plastic molding screw of an injection molding machine, the width of the flight is 1/10 to 1 of the diameter of the screw.
/20, and the thrust side of the flight is inclined in the range of 10° to 40° from the shoulder of the top surface. (2) The top width of the flight is 1/2 to 1/2 of the flight width.
2. The screw for resin molding according to claim 1, wherein the screw range is 1/3.
JP1988164429U 1988-12-21 1988-12-21 Expired JPH0442098Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988164429U JPH0442098Y2 (en) 1988-12-21 1988-12-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988164429U JPH0442098Y2 (en) 1988-12-21 1988-12-21

Publications (2)

Publication Number Publication Date
JPH0285119U true JPH0285119U (en) 1990-07-03
JPH0442098Y2 JPH0442098Y2 (en) 1992-10-05

Family

ID=31450030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988164429U Expired JPH0442098Y2 (en) 1988-12-21 1988-12-21

Country Status (1)

Country Link
JP (1) JPH0442098Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016152858A1 (en) * 2015-03-25 2016-09-29 住友重機械工業株式会社 Injection device and screw
WO2016152853A1 (en) * 2015-03-25 2016-09-29 住友重機械工業株式会社 Injection device and screw
WO2018192698A1 (en) * 2017-04-20 2018-10-25 Kraussmaffei Technologies Gmbh Single-screw plasticating unit

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016152858A1 (en) * 2015-03-25 2016-09-29 住友重機械工業株式会社 Injection device and screw
WO2016152853A1 (en) * 2015-03-25 2016-09-29 住友重機械工業株式会社 Injection device and screw
JP2016182688A (en) * 2015-03-25 2016-10-20 住友重機械工業株式会社 Injection device and screw
JP2016182687A (en) * 2015-03-25 2016-10-20 住友重機械工業株式会社 Injection device and screw
EP3275617A4 (en) * 2015-03-25 2018-12-12 Sumitomo Heavy Industries, Ltd. Injection device and screw
EP3278950A4 (en) * 2015-03-25 2018-12-12 Sumitomo Heavy Industries, Ltd. Injection device and screw
WO2018192698A1 (en) * 2017-04-20 2018-10-25 Kraussmaffei Technologies Gmbh Single-screw plasticating unit

Also Published As

Publication number Publication date
JPH0442098Y2 (en) 1992-10-05

Similar Documents

Publication Publication Date Title
JPH0285119U (en)
JPH0336425U (en)
JPH0479623U (en)
JPS5774132A (en) Manufacture of journal member of spiral groove bearing
JPS63161814U (en)
JPS61100509U (en)
JPH0320127U (en)
JPH02127416U (en)
JPH02104494U (en)
JPS62182716U (en)
JPH0226024U (en)
JPS58138613U (en) Screw for polymer material extrusion
JPH01174320U (en)
JPS63176606U (en)
JPH0362810U (en)
JPS61160917U (en)
JPS6230617U (en)
JPH0195319U (en)
JPH03108418U (en)
JPS6135821U (en) injection molding equipment
JPS647822U (en)
JPH0452026U (en)
JPS60109920U (en) Extruder for resin molding
JPS58153022U (en) Extrusion head for synthetic resin
JPS6347122U (en)