JPS60175621U - single screw extruder - Google Patents

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 the drawing]

第１図は本考案の一実施例の縦断面図、第２図は同実施
例の要部拡大縦断面図、第３図は同実施例の使用状態の
模式説明図、第４図は従来例の使用状態の模式説明図、
第５図はクロスへラドダイの縦断面図、第６図はクロス
ヘッドダイ内での材料の流れを示す説明図、第７図はク
ロスへラドダイを用いて製造した製品の部分斜視図であ
る。 １・・・単軸押出機、３・・・芯線、４・・・被覆層、
１１・・・スクリュー、１２・・・シリンダ、１３・・
・グイ、１５・・・ブレーカ−プレート、１６・・・前
室、１７・・・後室、１８・・・ニップル、１９・・・
環状通路、１１１・・・スクリューの軸、１１２・・・
前半突部、１１３，１８３・・・芯線挿通孔、１５１・
・・嵌合孔、１５２・・・小孔、１８２・・・後端部。Fig. 1 is a longitudinal sectional view of an embodiment of the present invention, Fig. 2 is an enlarged longitudinal sectional view of the main part of the same embodiment, Fig. 3 is a schematic explanatory diagram of the embodiment in use, and Fig. 4 is a conventional Schematic illustration of example usage status,
FIG. 5 is a longitudinal cross-sectional view of the cross-head die, FIG. 6 is an explanatory diagram showing the flow of material within the cross-head die, and FIG. 7 is a partial perspective view of a product manufactured using the cross-head die. 1... Single screw extruder, 3... Core wire, 4... Covering layer,
11...Screw, 12...Cylinder, 13...
・Gui, 15... Breaker plate, 16... Front chamber, 17... Rear chamber, 18... Nipple, 19...
Annular passage, 111...Screw shaft, 112...
Front half protrusion, 113, 183... Core wire insertion hole, 151.
... Fitting hole, 152 ... Small hole, 182 ... Rear end part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 多数の小孔を有し且つ中央に嵌合孔を設けたブレーカ−
プレートによって、前端にダイスを備えたシリンダの内
部を前室と後室に仕切り、前室に内蔵せるニップルの後
端部をブレーカ−プレートの嵌合孔に嵌合固定して前室
のシリンダ内周壁とニップルとの間をダイスへ通じる環
状通路となすと共に、後室に内蔵せるスクリューの軸の
前端突部をブレーカ−プレートの嵌合孔に回転自在に嵌
合し、これらニップル及びスクリュー軸の中心に芯線挿
通孔を設けたことを特徴とする単軸押出機。A breaker with many small holes and a fitting hole in the center.
A plate divides the interior of the cylinder with a die at the front end into a front chamber and a rear chamber, and the rear end of the nipple built into the front chamber is fitted and fixed into the fitting hole of the breaker plate to secure the inside of the cylinder in the front chamber. An annular passage leading to the die is formed between the peripheral wall and the nipple, and the front end protrusion of the shaft of the screw built in the rear chamber is rotatably fitted into the fitting hole of the breaker plate. A single-screw extruder characterized by having a core wire insertion hole in the center.