JPH0613174B2 - Kneading machine - Google Patents
Kneading machineInfo
- Publication number
- JPH0613174B2 JPH0613174B2 JP61131171A JP13117186A JPH0613174B2 JP H0613174 B2 JPH0613174 B2 JP H0613174B2 JP 61131171 A JP61131171 A JP 61131171A JP 13117186 A JP13117186 A JP 13117186A JP H0613174 B2 JPH0613174 B2 JP H0613174B2
- Authority
- JP
- Japan
- Prior art keywords
- spiral
- raw material
- kneading
- screw shaft
- protrusions
- 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.)
- Expired - Lifetime
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
- B29B7/46—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
- B29B7/489—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
- B29B7/46—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
- B29B7/485—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 with three or more shafts provided with screws
-
- 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
- B29C48/41—Intermeshing counter-rotating screws
-
- 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
- B29C48/565—Screws having projections other than the thread, e.g. pins
-
- 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
- B29C48/655—Screws with two or more threads having three or more threads
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fish Paste Products (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Cereal-Derived Products (AREA)
Description
【発明の詳細な説明】 （イ）産業上の利用分野 この発明は、例えば合成樹脂、ゴムの押出し、射出成型
又は練製品食品類の混練に用いるような単軸型の混練機
に関する。TECHNICAL FIELD The present invention relates to a single-screw type kneader used for, for example, extrusion of synthetic resin or rubber, injection molding, or kneading of kneaded food products.
（ロ）従来の技術 従来より樹脂原料の特性を向上させるため、各種の有機
物質や無機物質の混合、混練して成型に供されている。(B) Conventional Technology Conventionally, in order to improve the characteristics of the resin raw material, various organic substances and inorganic substances are mixed and kneaded and then used for molding.
練製品等の食品分野でも同様であり、栄養価を高め味を
向上させるために種々の粉体が混合される。The same applies to the field of food products such as kneaded products, in which various powders are mixed in order to increase nutritional value and taste.
そして、これら原料製品に対し添加物が充分撹拌混練さ
れるように特別な混練部を有する各種のスクリュの形状
が開発され実用に供されている。Various screw shapes having special kneading parts have been developed and put into practical use so that the additives can be sufficiently kneaded with these raw material products.
ところが、現実には混練を重視すると吐出量が低下し、
吐出量を大きくすると混練が充分に行なえないという相
反する結果となっていた。However, in reality, if the kneading is emphasized, the discharge amount will decrease,
The contradictory result was that kneading could not be sufficiently performed when the discharge amount was increased.
吐出量を低下させないため、複数本のスクリュを用いる
多軸式の混練機も使用されているが、添加物によっては
添加物が原料中に尚充分に分散混練しない原料もあっ
た。A multi-screw type kneader using a plurality of screws is also used in order to prevent the discharge amount from decreasing, but some additives may not be sufficiently dispersed and kneaded in some raw materials.
（ハ）発明の目的 この発明は、合成樹脂原料や食品練製品原料等の原料に
如何なる添加物を混入する場合にも、適度に圧を抜きな
がら極めて高い撹拌混練効果を示し、効率良く作業性の
高い混練機の提供を目的とする。(C) Purpose of the invention The present invention shows an extremely high stirring and kneading effect while appropriately releasing the pressure when mixing any additive into a raw material such as a synthetic resin raw material or a food kneading raw material, and efficiently works. The purpose is to provide a high-quality kneader.
（ニ）発明の構成 この発明は、筒状加熱シリンダの一端に原料投入口を、
他端に吐出口を有すると共に、上記筒状加熱シリンダ内
に単一のスクリュ軸を軸架した混練機であって、上記単
一のスクリュ軸の混練部を多条スパイラルにより形成
し、各条のスパイラルには３６０度毎にスクリュ移送部
のフライト高さと略同一高さの突部を設けると共に、該
突部間に螺旋方向の中央部で最も深くなる凹部を形成
し、隣接条間の突部相互の位相角および隣接条間の凹部
相互の位相角を、スクリュ軸の軸芯方向から見て同軸の
円周３６０度を多条スパイラルの多数で除した開角にな
るように設定した混練機であることを特徴とする。(D) Structure of the Invention The present invention has a raw material inlet at one end of a cylindrical heating cylinder,
A kneading machine having a discharge port at the other end and a single screw shaft mounted on the inside of the cylindrical heating cylinder, wherein the kneading part of the single screw shaft is formed by a multi-thread spiral, The spiral is provided with a projection having a height substantially the same as the flight height of the screw transfer section at every 360 degrees, and a recess which becomes deepest at the central portion in the spiral direction is formed between the projections so that the projection between the adjacent strips is formed. Kneading in which the phase angle between the parts and the phase angle between the recesses between the adjacent threads are set to an open angle obtained by dividing the 360-degree circumference that is coaxial when viewed from the axial direction of the screw shaft by the number of multiple thread spirals. It is a machine.
（ホ）発明の効果 この発明によれば、混練部において、スクリュフライト
を無くし、多条スパイラルの外周面全域に螺旋方向の規
則的な凹凸を設けることにより、樹脂原料や混練製品原
料と、これに添加される添加物に対し、半径方向の圧縮
伸展作用と軸芯方向の圧縮伸展作用を繰返し連続的に与
えながら、突出部側壁で移送方向への送り作用を与え
る。(E) Effect of the Invention According to the present invention, in the kneading section, by eliminating the screw flight and providing regular irregularities in the spiral direction on the entire outer peripheral surface of the multi-start spiral, a resin raw material and a kneaded product raw material, and The additive to be added to (1) is given a feeding action in the transfer direction by the side wall of the protrusion while repeatedly and continuously exerting a compression extension action in the radial direction and a compression extension action in the axial direction.
このため添加物は樹脂原料や練製品内に確実に分散され
ながら混合し、混練部の移送終端では充分に混練された
製品が得られることになる。Therefore, the additives are mixed while being surely dispersed in the resin raw material or the kneaded product, and a sufficiently kneaded product can be obtained at the transfer end of the kneading section.
（ヘ）実施例 この発明の一実施例を以下図面に基づいて詳述する。(F) Embodiment One embodiment of the present invention will be described in detail below with reference to the drawings.
図面は単軸式混練機を示し、第１図において、この混練
機１はハウジング２内に筒条加熱シリンダ（以下単にシ
リンダと略記する）３を水平状に横架し、このシリンダ
３の原料移送始端側としての一端部には原料投入口４
を、原料移送終端側としての他端部には吐出口５をそれ
ぞれ設けると共に、シリンダ３外周部にハンドヒータ６
…を装着し、またシリンダ３内部には第２図に示す如
く、単一のスクリュ軸７を可回動に軸架している。The drawing shows a single-screw kneading machine. In FIG. 1, the kneading machine 1 has a housing 2 in which a cylindrical heating cylinder (hereinafter simply referred to as a cylinder) 3 is horizontally extended and a raw material of the cylinder 3 is provided. Raw material inlet 4 at one end as the transfer start side
The discharge port 5 is provided at the other end as the raw material transfer end side, and the hand heater 6 is provided at the outer peripheral portion of the cylinder 3.
, And a single screw shaft 7 is rotatably mounted inside the cylinder 3 as shown in FIG.
上述のスクリュ軸７は、原料投入口４と対応する基端部
分に原料移送部８を、中間部分に混練部９を、先端部分
には通常のフライト１０を有するスクリュ移送部１１を
一体形成した回転軸である。The above-mentioned screw shaft 7 is integrally formed with a raw material transfer section 8 at a base end portion corresponding to the raw material input port 4, a kneading section 9 at an intermediate portion, and a screw transfer section 11 having a normal flight 10 at a front end portion. It is a rotating shaft.
上述のスクリュ軸７の混練部９は多条スパイラルたとえ
ば３条スパイラルにより形成し、各条のスパイラル１２
Ａ，１２Ｂ，１２Ｃには３６０度毎にスクリュ移送部１
１のフライト１０高さと略同一の高さで、かつ偏平面条
の突部１３…を設けると共に、螺進前後の突部１３，１
３間に螺旋方向の中央部で最も深くなる凹部１４…を形
成し、隣接条間つまりスパイラル１２Ａ，１２Ｂ間、１
２Ｂ，１２Ｃ間、１２Ｃ，１２Ａ間の突部１３，１３相
互の位相角および凹部１４，１４相互の位相角を、第３
図に示すように、スクリュ軸７の軸芯方向から見て同軸
７の円周３６０度を多条スパイラル１２Ａ，１２Ｂ，１
２Ｃの条数すなわち３で除した１２０度の開角になるよ
うに設定している。The kneading part 9 of the screw shaft 7 described above is formed by a multi-start spiral, for example, a 3-start spiral.
A, 12B, 12C screw transfer unit 1 every 360 degrees
The height of the flight 10 is substantially the same as the height of the flight 10, and the projections 13 having an uneven flat surface are provided, and the projections 13 and 1 before and after the screwing are performed.
A concave portion 14 ... which is deepest in the central portion in the spiral direction is formed between the three, and between the adjacent strips, that is, between the spirals 12A and 12B, 1
The phase angle between the protrusions 13 and 13 and between the recesses 14 and 14 between 2B and 12C and between 12C and 12A is determined by
As shown in the figure, the 360-degree circumference of the coaxial shaft 7 when viewed from the axial direction of the screw shaft 7 has a multi-start spiral 12A, 12B, 1
It is set so that the opening angle is 120 degrees divided by the number of threads of 2C, that is, three.
そして上述の各突部１３の側壁により移送面１５…を形
成している。The transfer surfaces 15 ... Are formed by the side walls of the above-mentioned protrusions 13.
尚、第３図において、１６はシリンダ３の上下を連結す
るヒンジであり、１７は対向側に設けた固定ボルトであ
る。In FIG. 3, 16 is a hinge that connects the upper and lower sides of the cylinder 3, and 17 is a fixing bolt provided on the opposite side.
このように構成した単軸式混練機１の原料投入口４に、
添加物を混入した樹脂原料又は食用練製品原料が投入さ
れると、まず原料投入口４の下部の原料移送部８により
原料と添加物は混練部９へ移送される。In the raw material charging port 4 of the single-screw kneader 1 configured as described above,
When the resin raw material or the edible kneaded product raw material mixed with the additive is charged, first, the raw material and the additive are transferred to the kneading part 9 by the raw material transfer section 8 below the raw material input port 4.
混練部９においては、連続的に形成されている凹部１４
と突部１３とによって、繰返し圧縮作用と軸芯方向への
展開作用を受ける。In the kneading section 9, the recess 14 formed continuously
The protrusion 13 and the protrusion 13 repeatedly receive the compressive action and the axially expanding action.
すなわち、シリンダ３の内壁と各スパイラル１２Ａ，１
２Ｂ，１２Ｃ周面との間で原料の移送通路が形成される
が、この移送通路は突部１３対応位置で通路面積が小と
なり、凹部１４対応位置で通路面積が大となるので、原
料は移送面１５で移送されつつ、原料移送圧力および移
送速度の多様な変化により、移送、分配、混合、逆流を
繰返して混練される。That is, the inner wall of the cylinder 3 and each spiral 12A, 1
A raw material transfer passage is formed between the peripheral surfaces of 2B and 12C, and the transfer passage has a small passage area at the position corresponding to the protrusion 13 and a large passage area at the position corresponding to the concave portion 14. While being transferred on the transfer surface 15, due to various changes in the material transfer pressure and the transfer speed, transfer, distribution, mixing, and reverse flow are repeated to knead.
そして混練部９の移送終端では、原料中に添加物が万遍
なく分配され完全に混練された状態となり、更にハンド
ヒータ６で加熱溶融されながら次段のスクリュ移送部１
１によって吐出口５まで移送される。At the transfer end of the kneading section 9, the additive is evenly distributed in the raw material and completely kneaded, and further, while being heated and melted by the hand heater 6, the screw transfer section 1 of the next stage is heated.
1 is transferred to the discharge port 5.
このように混練部９において、通常のスクリュのフライ
ト部を無くし、多条スパイラルの外周面全面に螺旋に沿
った規制的な凹凸を形成することにより、従来のフライ
トを有する混練装置に比べて、吐出量を高めながらその
分散撹拌混練効果は著しく向上するに至った。As described above, in the kneading section 9, by eliminating the flight section of a normal screw and forming the regulatory irregularities along the spiral on the entire outer peripheral surface of the multi-thread spiral, compared with a kneading apparatus having a conventional flight, While increasing the discharge amount, the effect of the dispersion stirring and kneading has been remarkably improved.
第４図は他の実施例を示し、スクリュ軸７の混練部９
に、多条スパイラルとして４条スパイラルを形成し、各
条のスパイラル１２Ａ，１２Ｂ，１２Ｃ，１２Ｄには３
６０度毎にスクリュ移送部１１のフライト１０高さと略
同一高さの突部１３…を設けると共に、螺進前後の突部
１３，１３間に螺旋方向の中央部で最も深くなる凹部１
４…を形成し、隣接条間の突部１３，１３相互の位相角
および凹部１４，１４相互の位相角を、スクリュ軸７の
軸芯方向から見て同軸７の円周３６０度を多条スパイラ
ルの条数４で除した９０度の開角になるように設定して
いる。FIG. 4 shows another embodiment, in which the kneading section 9 of the screw shaft 7 is used.
4 spirals are formed as a multiple spiral, and each spiral 12A, 12B, 12C, 12D has 3 spirals.
Protrusions 13 having substantially the same height as the flight 10 height of the screw transfer unit 11 are provided at every 60 degrees, and the recess 1 that is deepest in the central portion in the spiral direction is formed between the protrusions 13 and 13 before and after screwing.
4 are formed, the phase angle between the protrusions 13 and 13 and the phase angle between the recesses 14 and 14 between the adjacent threads are set to be 360 degrees around the circumference of the coaxial shaft 7 when viewed from the axial direction of the screw shaft 7. The opening angle is set to 90 degrees divided by the number of spiral threads 4.
このように構成しても、先の実施例とほぼ同様の作用・
効果を奏するので、第４図において、第２図と同一の部
分には同一番号および同一符号を付して、その詳しい説
明を省略する。Even with this configuration, the same operation and effect as the previous embodiment
In order to obtain the effect, in FIG. 4, the same parts as those in FIG. 2 are designated by the same reference numerals and symbols, and the detailed description thereof will be omitted.
なお、多条スパイラルとしては実施例の３条、４条の他
に２条および５条以上の多条スパイラルであってもよい
ことは勿論である。It is needless to say that the multi-row spiral may be a multi-row spiral having two or more than five articles in addition to the three or four articles of the embodiment.
図面はこの発明の一実施例を示し、 第１図は単軸式混練機の内部側面図、 第２図は第１図の要部の平面図、 第３図は混練部の縦断面図、 第４図はスクリュ軸の他の実施例を示す概略図である。 ３……シリンダ、４……原料投入口 ５……吐出口、７……スクリュ軸 ９……混練部、１０……フライト １１……スクリュ移送部 １２Ａ〜１２Ｄ……多条スパイラル １３……突 部、１４……凹部 The drawings show one embodiment of the present invention, FIG. 1 is an internal side view of a single-screw kneading machine, FIG. FIG. 4 is a schematic view showing another embodiment of the screw shaft. 3 ... Cylinder, 4 ... Raw material input port 5 ... Discharge port, 7 ... Screw shaft 9 ... Kneading part, 10 ... Flight 11 ... Screw transfer part 12A-12D ... Multi-row spiral 13 ... Projection Part, 14 ... recess
Claims (1)
口（４）を、他端に吐出口（５）を有すると共に、上記
筒状加熱シリンダ（３）内に単一のスクリュ軸（７）を
軸架した混練機であって、 上記単一のスクリュ軸（７）の混練部（９）を多条スパ
イラル（１２Ａ，１２Ｂ，１２Ｃ）により形成し、各条
のスパイラル（１２Ａ，１２Ｂ，１２Ｃ）には３６０度
毎にスクリュ移送部（１１）のフライト（１０）高さと
略同一高さの突部（１３）を設けると共に、該突部（１
３，１３）間に螺旋方向の中央部で最も深くなる凹部
（１４）を形成し、隣接条間の突部（１３，１３）相互
の位相角および隣接条間の凹部（１４，１４）相互の位
相角を、スクリュ軸（７）の軸芯方向から見て同軸
（７）の円周３６０度を多条スパイラル（１２Ａ，１２
Ｂ，１２Ｃ）の条数で除した開角になるように設定した 混練機。1. A cylindrical heating cylinder (3) having a raw material inlet (4) at one end and a discharge port (5) at the other end, and a single screw shaft in the cylindrical heating cylinder (3). (7) is a kneading machine, wherein the kneading part (9) of the single screw shaft (7) is formed by a multi-row spiral (12A, 12B, 12C), and each spiral (12A, 12B and 12C) are provided with protrusions (13) having the same height as the flight (10) of the screw transfer portion (11) at every 360 degrees, and the protrusions (1)
3, 13), a recess (14) that is deepest in the central portion in the spiral direction is formed, and the phase angles of the protrusions (13, 13) between the adjacent strips and the recesses (14, 14) between the adjacent strips are mutually formed. The phase angle of the multi-spiral (12A, 12A) is 360 degrees around the circumference of the coaxial shaft (7) when viewed from the axial direction of the screw shaft (7).
A kneader set so that the opening angle is divided by the number of strips (B, 12C).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61131171A JPH0613174B2 (en) | 1986-06-05 | 1986-06-05 | Kneading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61131171A JPH0613174B2 (en) | 1986-06-05 | 1986-06-05 | Kneading machine |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3236946A Division JPH0673857B2 (en) | 1991-08-22 | 1991-08-22 | Kneading machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62286708A JPS62286708A (en) | 1987-12-12 |
| JPH0613174B2 true JPH0613174B2 (en) | 1994-02-23 |
Family
ID=15051668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61131171A Expired - Lifetime JPH0613174B2 (en) | 1986-06-05 | 1986-06-05 | Kneading machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0613174B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3885102A1 (en) * | 2020-03-25 | 2021-09-29 | Wuyi University | Counter-rotating differential speed extrusion device, extruder and method for manufacturing materials |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1462235B1 (en) | 2001-11-30 | 2011-08-31 | Kohei Sawa | Extruder |
| KR101457539B1 (en) * | 2014-03-19 | 2014-11-04 | 문상구 | 3 for renewable waste plastic extrusion kneading kneading screw-type extrusion machine forced dehydration |
| CA3050964A1 (en) | 2017-06-01 | 2018-12-06 | Wenger Manufacturing Inc. | High specific mechanical energy extrusion screw assembly |
| CN110576582B (en) * | 2019-10-08 | 2024-12-27 | 苏州杰威尔精密机械有限公司 | High filling screws for plastic extruders |
-
1986
- 1986-06-05 JP JP61131171A patent/JPH0613174B2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3885102A1 (en) * | 2020-03-25 | 2021-09-29 | Wuyi University | Counter-rotating differential speed extrusion device, extruder and method for manufacturing materials |
| US11485063B2 (en) | 2020-03-25 | 2022-11-01 | Wuyi University | Counter-rotating differential speed extrusion device, extruder and method for manufacturing materials |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62286708A (en) | 1987-12-12 |
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