JPS5894511U - Raw material preheating equipment for injection molding machines, etc. - Google Patents

Raw material preheating equipment for injection molding machines, etc.

Info

Publication number
JPS5894511U
JPS5894511U JP1981190708U JP19070881U JPS5894511U JP S5894511 U JPS5894511 U JP S5894511U JP 1981190708 U JP1981190708 U JP 1981190708U JP 19070881 U JP19070881 U JP 19070881U JP S5894511 U JPS5894511 U JP S5894511U
Authority
JP
Japan
Prior art keywords
cylinder
raw material
blower
heater
material preheating
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.)
Pending
Application number
JP1981190708U
Other languages
Japanese (ja)
Inventor
広沢　政男
信秀 戸村
土屋　文隆
Original Assignee
東芝機械株式会社
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 東芝機械株式会社 filed Critical 東芝機械株式会社
Priority to JP1981190708U priority Critical patent/JPS5894511U/en
Publication of JPS5894511U publication Critical patent/JPS5894511U/en
Pending 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895—Barrel or housing

Landscapes

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

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来の実施例を示す図、第２図は本考案による
射出成形機等の一実施例を示す図、第３図は第２図の一
部の斜視図である。 １１・・・・・・加熱シリンダー、１２・・・・・・加
熱ヒーター、１４・・・・・・原料供給用ホッパー、１
５・・・・・・保温筒、１５ａ・・・・・・内筒、１５
ｂ・・・・・・外筒、２１゜２１ａ、　　２　ｌｂ、　
　２１Ｃ−−−−−−ダクト、２２ａ、２２ｂ。 ２２Ｃ・・・・・・送風機、２３・・・・・・補助加熱
ヒーター。FIG. 1 is a diagram showing a conventional embodiment, FIG. 2 is a diagram showing an embodiment of an injection molding machine, etc. according to the present invention, and FIG. 3 is a perspective view of a part of FIG. 2. 11... Heating cylinder, 12... Heating heater, 14... Raw material supply hopper, 1
5...Heat insulation cylinder, 15a...Inner cylinder, 15
b...Outer cylinder, 21°21a, 2 lb,
21C------Duct, 22a, 22b. 22C...Blower, 23...Auxiliary heater.

Claims (1)

【実用新案登録請求の範囲】 １　加熱シリンダーの外周に加熱ヒーターを有し、同加
熱ヒーターによる外部加熱と前記加熱シリンダーに内蔵
されたスクリューの回転によるせん断熱により原料を可
塑化する射出成形機等において、前記シリンダーの加熱
ヒーターの外側に保温筒を設け、前記保温筒内と原料供
給用ホッパー内とを連通ずるダクトを設け、前記ダクト
の途中に送風機および補助用前用ヒーターを設けたこと
を特徴とする射出成形機等の原料予備加熱装置。 ２　前記保温筒を内筒と外筒とから成る二重構造とし、
前記内筒に多数の穴を設けるとともに外筒に外気吸込用
穴およびその調整フタを設け、前記外筒と内筒により形
成される空間部と原料供給用ホッパーとを連通させてい
ることを特徴とする実用新案登録請求の範囲第１項記載
の原料予備加熱装置。 ３　前記送風機および補助加熱用ヒーターはシリンダー
加熱ヒーターのＯＮ、ＯＦＦ動作に対応して、前記ＯＮ
、ＯＦＦ動作と逆−にＯＦＦ、ＯＮ動作することを特徴
とする実用新案登録請求の範囲第１項記載の原料予備加
熱装置。 ４　保温筒側のダクトがシリンダ一温度制御区分に対応
する位置にそれぞれ接続された少くとも複数本から成り
、前記複数本のダクトにそれぞれ送風機を設け、前記送
風機のＯＮ、ＯＦＦ動作は前記それぞれ送風機が該当す
る前記温度制御区分におけるシリンダー加熱ヒーターの
ＯＮ。 ＯＦＦ動作に対応して、それとは逆にＯＦＦ　。 ＯＮ動作となることを特徴とする実用新案登録請求の範
囲第１項または第２項記載の原料予備加熱装置。[Claims for Utility Model Registration] 1. Injection molding machines, etc. that have a heating cylinder on the outer periphery and plasticize raw materials by external heating by the heating cylinder and shear heat generated by the rotation of a screw built into the heating cylinder. In the above, a heat insulating cylinder is provided outside the heater of the cylinder, a duct is provided to communicate the inside of the heat insulating cylinder and the inside of the raw material supply hopper, and a blower and an auxiliary front heater are provided in the middle of the duct. Characteristics of raw material preheating equipment for injection molding machines, etc. 2 The heat insulation cylinder has a double structure consisting of an inner cylinder and an outer cylinder,
The inner cylinder is provided with a large number of holes, and the outer cylinder is provided with an outside air suction hole and its adjustment lid, so that the space formed by the outer cylinder and the inner cylinder communicates with the raw material supply hopper. A raw material preheating device according to claim 1 of the utility model registration claim. 3 The blower and the auxiliary heater are turned ON and OFF in response to the ON and OFF operation of the cylinder heater.
, the raw material preheating device according to claim 1, which is characterized in that it performs OFF and ON operations opposite to OFF and OFF operations. 4. The ducts on the heat insulation cylinder side are made up of at least a plurality of ducts each connected to a position corresponding to the temperature control section of the cylinder, each of the plurality of ducts is provided with a blower, and the ON/OFF operation of the blower is controlled by the blower. Turn on the cylinder heater in the temperature control section to which . Corresponding to the OFF operation, on the contrary, it is OFF. The raw material preheating device according to claim 1 or 2 of the utility model registration claim, characterized in that it is ON-operated.
JP1981190708U 1981-12-21 1981-12-21 Raw material preheating equipment for injection molding machines, etc. Pending JPS5894511U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981190708U JPS5894511U (en) 1981-12-21 1981-12-21 Raw material preheating equipment for injection molding machines, etc.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981190708U JPS5894511U (en) 1981-12-21 1981-12-21 Raw material preheating equipment for injection molding machines, etc.

Publications (1)

Publication Number Publication Date
JPS5894511U true JPS5894511U (en) 1983-06-27

Family

ID=30104229

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981190708U Pending JPS5894511U (en) 1981-12-21 1981-12-21 Raw material preheating equipment for injection molding machines, etc.

Country Status (1)

Country Link
JP (1) JPS5894511U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011011368A (en) * 2009-06-30 2011-01-20 Sumitomo Heavy Ind Ltd Heating cylinder cover
WO2011162097A1 (en) * 2010-06-25 2011-12-29 東洋機械金属株式会社 Injection molding machine
JP2016112775A (en) * 2014-12-15 2016-06-23 株式会社日本製鋼所 Energy saving method in temperature control of heating cylinder and injection device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011011368A (en) * 2009-06-30 2011-01-20 Sumitomo Heavy Ind Ltd Heating cylinder cover
WO2011162097A1 (en) * 2010-06-25 2011-12-29 東洋機械金属株式会社 Injection molding machine
JP2012006276A (en) * 2010-06-25 2012-01-12 Toyo Mach & Metal Co Ltd Injection molding machine
JP2016112775A (en) * 2014-12-15 2016-06-23 株式会社日本製鋼所 Energy saving method in temperature control of heating cylinder and injection device

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