JPH06126809A - Dehydrating method and device twin-crew extruder machine - Google Patents
Dehydrating method and device twin-crew extruder machineInfo
- Publication number
- JPH06126809A JPH06126809A JP4280097A JP28009792A JPH06126809A JP H06126809 A JPH06126809 A JP H06126809A JP 4280097 A JP4280097 A JP 4280097A JP 28009792 A JP28009792 A JP 28009792A JP H06126809 A JPH06126809 A JP H06126809A
- Authority
- JP
- Japan
- Prior art keywords
- screw
- cylinder
- twin
- dehydration
- water
- 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
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
- B29C48/57—Screws provided with kneading disc-like elements, e.g. with oval-shaped elements
-
- 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
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
- B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
- B29B7/482—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws provided with screw parts in addition to other mixing parts, e.g. paddles, gears, discs
-
- 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
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
- B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
- B29B7/482—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws provided with screw parts in addition to other mixing parts, e.g. paddles, gears, discs
- B29B7/483—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws provided with screw parts in addition to other mixing parts, e.g. paddles, gears, discs the other mixing parts being discs perpendicular to the screw axis
-
- 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
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
- B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
- B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
-
- 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
- B29C48/268—Throttling of the flow, e.g. for cooperating with plasticising elements or for degassing
-
- 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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、二軸押出機の脱水方法
及び装置に関し、特に、スクリュウにより搬送される含
水原料の物性の違いに拘わらず、脱水を容易にかつ効率
良く行うための新規な改良に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dewatering method and apparatus for a twin-screw extruder, and more particularly to a novel method for dewatering easily and efficiently regardless of the difference in the physical properties of the water-containing raw material conveyed by the screw. Related to improvements.
【0002】[0002]
【従来の技術】従来、用いられていたこの種の押出機の
脱水装置としては、一般に、図3で示す構成が採用され
ている。すなわち、図3において符号1で示されるもの
は筒型をなし複数のバレル2を直列接続すると共に脱水
スリット4をその胴1cに有するシリンダーであり、こ
のシリンダー1内の内腔1aには、輸送部スクリュウ
5、混練部スクリュウとしてのニーディングディスク6
及びシールリング7等からなるスクリュウ10が回転自
在に設けられている。このシールリング7は、その円形
外周により含水原料の流動断面積を他のスクリュウ部よ
り小さくしている。2. Description of the Related Art As a dehydrator of an extruder of this type which has been conventionally used, the structure shown in FIG. 3 is generally adopted. That is, the reference numeral 1 in FIG. 3 is a cylinder having a cylindrical shape and having a plurality of barrels 2 connected in series and having a dehydration slit 4 in its barrel 1c. Section screw 5, kneading disk 6 as kneading section screw
A screw 10 including a seal ring 7 and the like is rotatably provided. The seal ring 7 has a circular outer periphery to make the flow cross-sectional area of the water-containing raw material smaller than that of the other screw portions.
【0003】従って、前述の構成において、上流側から
輸送された含水原料(図示せず)は、シールリング7に
よりせきとめられ、内部圧力を高めることにより含有水
分が絞り出され、シリンダー1の脱水スリット4から排
水していた。また、1台の押出機の複数個所で同様の脱
水を行っていた。Therefore, in the above-mentioned construction, the water-containing raw material (not shown) transported from the upstream side is clamped by the seal ring 7 and the water content is squeezed out by increasing the internal pressure, and the dehydration slit of the cylinder 1 is squeezed. It was draining from 4. Further, the same dehydration was carried out at a plurality of places in one extruder.
【0004】[0004]
【発明が解決しようとする課題】従来の押出機の脱水装
置は、以上のように構成されていたため、次のような課
題が存在していた。すなわち、脱水処理する含水原料
は、その物性の違いにより脱水効果が異なるので、効率
良く脱水するためには物性の変化に対応してシールリン
グの形状すなわちシリンダ内腔壁とシールリング外周と
のすき間(流動断面積)の大きさを変更する必要があ
る。従って、前述の従来構成においては、所定形状のシ
ールリングがスクリュウセグメントに組込み固定されて
いるため、シールリングを交換しようとする場合、スク
リュウセグメントを分解して交換をしなければならず、
その作業に要する手間と時間は極めて多大であり、この
種の二軸押出機の造粒作業において最大の課題となって
いた。Since the conventional dehydrator for the extruder is constructed as described above, the following problems exist. That is, the water-containing raw material to be dehydrated has different dehydration effects depending on its physical properties. It is necessary to change the size of (flow cross section). Therefore, in the above-mentioned conventional configuration, since the seal ring having a predetermined shape is incorporated and fixed in the screw segment, when replacing the seal ring, the screw segment must be disassembled and replaced,
The labor and time required for the work is extremely large, and it has been the biggest problem in the granulation work of this type of twin-screw extruder.
【0005】本発明は、以上のような課題を解決するた
めになされたもので、特に、スクリュウにより搬送され
る含水原料の脱水を容易かつ効率良く行うようにした二
軸押出機の脱水方法及び装置を提供することを目的とす
る。The present invention has been made to solve the above problems, and in particular, a method for dewatering a twin-screw extruder that facilitates dewatering of a water-containing raw material conveyed by a screw, and The purpose is to provide a device.
【0006】[0006]
【課題を解決するための手段】本発明による二軸押出機
の脱水方法は、脱水スリットを備えたシリンダー内に設
けた輸送部スクリュウ及びニーディングディスクを有す
るスクリュウを介して含水原料を搬送・混練し、前記脱
水スリットにて脱水するようにした二軸押出機の脱水方
法において、前記シリンダーのニーディングディスク下
流部に作動自在に設けられた調整バルブにて含水原料の
流動断面積を調整する方法である。A method for dehydrating a twin-screw extruder according to the present invention is to convey and knead a water-containing raw material through a screw provided in a cylinder having a dehydration slit and a screw having a kneading disc. Then, in the dehydration method of the twin-screw extruder configured to dehydrate with the dehydration slit, a method of adjusting the flow cross-sectional area of the water-containing raw material with an adjusting valve operably provided in a downstream portion of the kneading disk of the cylinder Is.
【0007】本発明による二軸押出機の脱水装置は、一
箇所又は複数箇所に脱水スリットを備えたシリンダー内
に設けた一組又は複数組の輸送部スクリュウ及びニーデ
ィングディスクを有するスクリュウを介して含水原料を
搬送・混練し、前記脱水スリットにて脱水するようにし
た二軸押出機において、前記シリンダーの一箇所又は複
数箇所のニーディングディスク下流部に断面が円形の円
形スクリュウ部を設け、この円形スクリュウ部に一対の
ゲート板を有する調整バルブを設けた構成である。The dewatering device for a twin-screw extruder according to the present invention uses one or more sets of transport section screws and a screw having a kneading disk provided in a cylinder having dewatering slits at one or more points. In a twin-screw extruder configured to convey and knead a water-containing raw material and dehydrate with the dehydration slit, a circular screw portion having a circular cross section is provided at a kneading disk downstream portion at one or a plurality of positions of the cylinder, This is a configuration in which an adjusting valve having a pair of gate plates is provided in the circular screw portion.
【0008】さらに詳細には、前記シリンダーに調整ね
じを有する支持体を備え、前記調整ねじにて前記調整バ
ルブの開度を調整する構成である。More specifically, the cylinder is provided with a support having an adjusting screw, and the adjusting screw adjusts the opening degree of the adjusting valve.
【0009】[0009]
【作用】本発明による二軸押出機の脱水方法及び装置に
おいては、シリンダーに設けられた調整バルブの開度
を、あらかじめ得られたデータに基づいて含水原料の物
性に合わせて他のスクリュウ部より小さい流動断面積に
調整する。すなわちスクリュウとバレル間の流動断面積
を最適なものに調整することができる。シリンダー内を
搬送・混練されながら流動する含水原料は、調整バルブ
により流動抵抗が大きくなって部分的にせき止められ、
内部圧力を高めることにより含有水分が絞り出され、絞
り出された水分が脱水スリットから排出される。また、
次に、前回と異なる物性の含水原料を脱水する場合、そ
の物性に合わせた開度に調整バルブを再調整するだけ
で、従来のようにスクリュウセグメントを分解して交換
することなく、シリンダーの内部圧力を調整して自在に
最適な脱水を達成することができる。In the dewatering method and apparatus for the twin-screw extruder according to the present invention, the opening degree of the regulating valve provided in the cylinder is adjusted from other screw parts according to the physical properties of the water-containing raw material based on the data obtained in advance. Adjust to a smaller flow cross section. That is, the flow cross section between the screw and the barrel can be adjusted to an optimum one. The water-containing raw material that flows while being conveyed and kneaded in the cylinder has a flow resistance increased by the adjustment valve and is partially dammed,
By increasing the internal pressure, the contained water is squeezed out, and the squeezed water is discharged from the dehydration slit. Also,
Next, when dehydrating a water-containing raw material that has different physical properties from the previous time, simply readjusting the adjustment valve to an opening that matches the physical properties, and without disassembling and replacing the screw segment as in the past, the inside of the cylinder The pressure can be adjusted to achieve optimal dewatering at will.
【0010】[0010]
【実施例】以下、図面と共に本発明による二軸押出機の
脱水方法及び装置の好適な実施例について詳細に説明す
る。なお、従来例と同一又は同等部分には同一符号を用
いて説明する。図1及び図2は、本発明による二軸押出
機の脱水装置を示すもので、図1は断面図、図2は図1
の要部の横断面図である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of a dewatering method and apparatus for a twin-screw extruder according to the present invention will be described in detail below with reference to the drawings. It should be noted that the same or equivalent portions as those of the conventional example will be described using the same reference numerals. 1 and 2 show a dewatering device for a twin-screw extruder according to the present invention. FIG. 1 is a sectional view and FIG. 2 is FIG.
It is a cross-sectional view of the main part of.
【0011】図1において符号1で示されるものは筒型
をなし複数のバレル2を直列接続すると共に脱水スリッ
ト4をその胴1cに有するシリンダーであり、このシリ
ンダー1内の内腔1aには、輸送部スクリュウ5及びそ
の下流の混練部スクリュウとしてのニーディングディス
ク6を構成の一部とする一対のスクリュウ10(図面で
は一本のみ示す)が水平方向に平行して回転自在に設け
られている。A reference numeral 1 in FIG. 1 is a cylinder having a cylindrical shape and having a plurality of barrels 2 connected in series and having a dehydration slit 4 in its barrel 1c. A pair of screws 10 (only one is shown in the drawing) having a transporting part screw 5 and a kneading part screw 6 as a kneading part screw downstream thereof as a part of the structure are rotatably provided parallel to the horizontal direction. .
【0012】前記スクリュウ10のニーディングディス
ク6の下流側には、前記輸送部スクリュウ5の外径より
も小径に構成されたスペーサリングからなる円形スクリ
ュウ部11が設けられており、この円形スクリュウ部1
1に対応する位置のシリンダー1には、図2で示す構成
の調整バルブ12が設けられている。On the downstream side of the kneading disk 6 of the screw 10, there is provided a circular screw portion 11 composed of a spacer ring having a diameter smaller than the outer diameter of the transport portion screw 5, and this circular screw portion is provided. 1
The cylinder 1 at the position corresponding to 1 is provided with the adjusting valve 12 having the configuration shown in FIG.
【0013】前記調整バルブ12に設けられた一対のゲ
ート板20、21はシリンダー1の溝1bを介して上下
方向Aに移動自在に設けられ、これらのゲート板20,
21は、前記シリンダー1に設けられたコの字型をなす
一対の枠体14に回転自在に設けられた調整ねじ15の
先端がこれらの各ゲート板20,21に当接しているこ
とにより、前述の上下方向Aに沿って移動できるように
構成されている。A pair of gate plates 20 and 21 provided on the adjusting valve 12 are movably provided in the vertical direction A through the groove 1b of the cylinder 1.
21, the tip of the adjusting screw 15 rotatably provided on the pair of U-shaped frames 14 provided on the cylinder 1 is in contact with each of these gate plates 20 and 21, It is configured to be movable along the above-mentioned vertical direction A.
【0014】前記各ゲート板20,21には、前記円形
スクリュウ部11の外周に対応して半円部12a,13
aが形成され、この円形スクリュウ部11と各半円部1
2a,13a間の開度は、前記各調整ねじ15を矢印
B,Cの方向に回転することにより自在に調整できるよ
うに構成されている。The gate plates 20 and 21 have semi-circular portions 12a and 13 corresponding to the outer circumference of the circular screw portion 11, respectively.
a is formed, and this circular screw portion 11 and each semicircular portion 1
The opening degree between 2a and 13a is configured to be freely adjustable by rotating each adjusting screw 15 in the directions of arrows B and C.
【0015】次に、前述の構成において、上流側から含
水原料(図示せず)が搬送されると、輸送部スクリュウ
5およびニーディングディスク6とこのニーディングデ
ィスク6後の調整バルブ12とが一組となってシリンダ
ー1内における内部圧力を高めることにより含有水分が
絞り出され、絞り出された水分が脱水スリット4から排
水される。なお、脱水スリット4、調整バルブ12にお
よび輸送部スクリュウ5、ニーディングディスク6、円
形スクリュウ部11からなるスクリュウを複数個所設
け、前述の脱水動作を複数回繰返すような構造とするこ
とも可能である。Next, in the above-mentioned structure, when the water-containing raw material (not shown) is conveyed from the upstream side, the screw 5 and the kneading disc 6 in the transporting section and the adjusting valve 12 after the kneading disc 6 come into contact with each other. The water content is squeezed out by increasing the internal pressure in the cylinder 1 as a group, and the squeezed water is drained from the dehydration slit 4. The dehydration slit 4, the adjusting valve 12 and a plurality of screws including the transport screw 5, the kneading disc 6, and the circular screw portion 11 may be provided at a plurality of positions to repeat the above-described dehydration operation a plurality of times. is there.
【0016】また、前記シリンダー1で脱水される含水
原料の種類が変更された場合、その含水原料の物性に合
致するあらかじめ得られたデータに基づいて、調整バル
ブ12の各ゲート板20,21の開度を調整ねじ15に
より調整することにより、従来のようにスクリュウセグ
メントの交換をすることなく、シリンダー1内の内部圧
力の調整を自在に行うことができ、脱水スリット4を介
して脱水を効果的に行うことができる。更には、運転中
に脱水状態を観察しながらゲート板20,21の開度を
調整することも可能である。Further, when the kind of the water-containing raw material dehydrated in the cylinder 1 is changed, the gate plates 20, 21 of the adjusting valve 12 are adjusted based on the data obtained in advance which matches the physical properties of the water-containing raw material. By adjusting the opening degree with the adjusting screw 15, the internal pressure in the cylinder 1 can be freely adjusted without replacing the screw segment as in the conventional case, and dehydration can be effected via the dehydration slit 4. Can be done on a regular basis. Furthermore, it is possible to adjust the opening of the gate plates 20 and 21 while observing the dehydration state during operation.
【0017】[0017]
【発明の効果】本発明による押出機の脱水方法及び装置
は、以上のように構成されているため、次のような効果
を得ることができる。すなわち、開度を自在に調整でき
る調整バルブがシリンダーに設けられているため、脱水
処理する含水原料の物性に応じてシリンダーの内部圧力
を自在に調整することができ、従来のスクリュウセグメ
ントの交換作業に比べると、その作業は比較できないほ
ど単純化され、押出作業の作業時間を大幅に短縮化でき
るものである。Since the extruder dehydration method and apparatus according to the present invention are configured as described above, the following effects can be obtained. In other words, since the cylinder is equipped with a control valve that can freely adjust the opening, the internal pressure of the cylinder can be freely adjusted according to the physical properties of the water-containing raw material to be dehydrated. Compared with the above, the work is incomparably simplified, and the working time of the extrusion work can be greatly shortened.
【図1】本発明による押出機の脱水装置を示す断面図で
ある。FIG. 1 is a sectional view showing a dehydrator of an extruder according to the present invention.
【図2】図1の要部の横断面図である。FIG. 2 is a cross-sectional view of the main part of FIG.
【図3】従来の押出機の脱水装置を示す断面図である。FIG. 3 is a cross-sectional view showing a conventional dehydrator of an extruder.
1 シリンダー 4 脱水スリット 5 輸送部スクリュウ 6 ニーディングディスク 10 スクリュウ 11 円形スクリュウ部 12 調整バルブ 14 支持体 15 調整ねじ 20,21 ゲート板 1 Cylinder 4 Dehydration Slit 5 Transport Section Screw 6 Kneading Disc 10 Screw 11 Circular Screw Section 12 Adjusting Valve 14 Support 15 Adjusting Screw 20,21 Gate Plate
Claims (3)
内に設けた輸送部スクリュウ(5)及びニーディングディ
スク(6)を有するスクリュウ(10)を介して含水原料を搬
送・混練し、前記脱水スリット(4)にて脱水するように
した二軸押出機の脱水方法において、前記シリンダー
(1)のニーディングディスク(6)下流部に作動自在に設け
られた調整バルブ(12)にて含水原料の流動断面積を調整
することを特徴とする二軸押出機の脱水方法。1. A cylinder (1) having a dehydration slit (4).
A biaxial extrusion in which a water-containing raw material is conveyed and kneaded through a screw (10) having a transport section screw (5) and a kneading disc (6) provided therein, and dehydrated by the dehydration slit (4). In the dehydration method of the machine, the cylinder
A dewatering method for a twin-screw extruder, characterized in that the flow cross section of the water-containing raw material is adjusted by an adjusting valve (12) operably provided at the downstream portion of the kneading disc (6) of (1).
を備えたシリンダー(1)内に設けた一組又は複数組の輸
送部スクリュウ(5)及びニーディングディスク(6)を有す
るスクリュウ(10)を介して含水原料を搬送・混練し、前
記脱水スリット(4)にて脱水するようにした二軸押出機
において、前記シリンダー(1)の一箇所又は複数箇所の
ニーディングディスク(6)下流部に断面が円形の円形ス
クリュウ部(11)を設け、この円形スクリュウ部(11)に一
対のゲート板(20,21)を有する調整バルブ(12)を設けた
ことを特徴とする二軸押出機の脱水装置。2. A dehydration slit (4) at one or more locations.
Conveying and kneading a water-containing raw material through a screw (10) having one set or a plurality of sets of transport section screws (5) and a kneading disk (6) provided in a cylinder (1) provided with the dehydration slit. In a twin-screw extruder configured to dehydrate in (4), a circular screw section (11) having a circular cross section is provided at the kneading disk (6) downstream part at one or more positions of the cylinder (1), A dewatering device for a twin-screw extruder, characterized in that a regulating valve (12) having a pair of gate plates (20, 21) is provided on the circular screw portion (11).
る支持体(14)を備え、前記調整ねじ(15)にて前記調整バ
ルブ(12)の開度を調整する構成であることを特徴とする
請求項2記載の二軸押出機の脱水装置。3. The cylinder (1) is provided with a support (14) having an adjusting screw (15), and the opening of the adjusting valve (12) is adjusted by the adjusting screw (15). The dewatering device for a twin-screw extruder according to claim 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4280097A JPH06126809A (en) | 1992-10-19 | 1992-10-19 | Dehydrating method and device twin-crew extruder machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4280097A JPH06126809A (en) | 1992-10-19 | 1992-10-19 | Dehydrating method and device twin-crew extruder machine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH06126809A true JPH06126809A (en) | 1994-05-10 |
Family
ID=17620281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4280097A Pending JPH06126809A (en) | 1992-10-19 | 1992-10-19 | Dehydrating method and device twin-crew extruder machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH06126809A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0960599A (en) * | 1995-08-23 | 1997-03-04 | Fuji Electric Co Ltd | Blade angle adjusting mechanism of axial blower |
CN116373255A (en) * | 2023-06-05 | 2023-07-04 | 四川众鑫盛农牧机械有限公司 | Pressure regulating valve group for screw extrusion mechanism and pressure regulating valve thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5715911A (en) * | 1980-07-02 | 1982-01-27 | Kobe Steel Ltd | Double spindle continuous kneading machine |
JPS59214631A (en) * | 1983-05-20 | 1984-12-04 | Japan Steel Works Ltd:The | Twin screw extruder |
JPH0224924B2 (en) * | 1984-11-29 | 1990-05-31 | Teijin Ltd |
-
1992
- 1992-10-19 JP JP4280097A patent/JPH06126809A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5715911A (en) * | 1980-07-02 | 1982-01-27 | Kobe Steel Ltd | Double spindle continuous kneading machine |
JPS59214631A (en) * | 1983-05-20 | 1984-12-04 | Japan Steel Works Ltd:The | Twin screw extruder |
JPH0224924B2 (en) * | 1984-11-29 | 1990-05-31 | Teijin Ltd |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0960599A (en) * | 1995-08-23 | 1997-03-04 | Fuji Electric Co Ltd | Blade angle adjusting mechanism of axial blower |
CN116373255A (en) * | 2023-06-05 | 2023-07-04 | 四川众鑫盛农牧机械有限公司 | Pressure regulating valve group for screw extrusion mechanism and pressure regulating valve thereof |
CN116373255B (en) * | 2023-06-05 | 2023-08-25 | 四川众鑫盛农牧机械有限公司 | Pressure regulating valve group for screw extrusion mechanism and pressure regulating valve thereof |
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