JPH08132433A - Treatment of bale-shaped rubber - Google Patents

Treatment of bale-shaped rubber

Info

Publication number
JPH08132433A
JPH08132433A JP6277850A JP27785094A JPH08132433A JP H08132433 A JPH08132433 A JP H08132433A JP 6277850 A JP6277850 A JP 6277850A JP 27785094 A JP27785094 A JP 27785094A JP H08132433 A JPH08132433 A JP H08132433A
Authority
JP
Japan
Prior art keywords
rubber
conical screw
feeder
bale
vulcanizable
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
JP6277850A
Other languages
Japanese (ja)
Inventor
Tetsuo Hayakawa
徹男 早川
Hiroshi Sato
宏 佐藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ube Corp
Original Assignee
Ube Industries Ltd
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 Ube Industries Ltd filed Critical Ube Industries Ltd
Priority to JP6277850A priority Critical patent/JPH08132433A/en
Publication of JPH08132433A publication Critical patent/JPH08132433A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/365Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pumps, e.g. piston pumps
    • B29C48/37Gear pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

PURPOSE: To continuously and stably treat bale-shaped vulcanizable rubber by grinding quantitatively supplied vulcanizable bale-shaped rubber in a conical screw feeder to dynamically knead the same and extruding the kneaded rubber in an arbitrary definite shape quantitatively and continuously. CONSTITUTION: Vulcanizable bale-shaped rubber 1 is supplied into a conical screw feeder 3 from the supply port 4 of the feeder 3 to be bitten in a conical screw 5 by the screw 5 and mainly ground by the front stage part of the conical screw 5 to become small pieces and subsequently mainly kneaded dynamically by the rear stage part of the conical screw 5. The kneaded rubber is drawn out of the conical screw feeder 3 quantitatively and continuously by the gear pump 7 arranged to the outlet of the feeder 3 and extruded from a die 8 in a desired shape.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、作業性がよく、原料ゴ
ムを取引形態であるベール状のまま定量的に自動処理す
ることができ、且つ作業性の良いベール状ゴムの連続的
処理法に関する。
FIELD OF THE INVENTION The present invention relates to a continuous processing method for a veil-shaped rubber, which has good workability and can quantitatively and automatically process a raw material rubber in a veil-like form as a trading form, and has good workability. Regarding

【0002】[0002]

【従来の技術】天然ゴムやポリイソプレンゴム、ポリブ
タジエンゴム、エチレン−プロピレンゴムなどを計量、
混練する場合にはギロチンカッターやナイフなどで必要
量に応じて切断した後、バンバリーミキサー、ニーダー
又はロールミキサーなどの回分式混練機で処理されてい
た。
2. Description of the Related Art Weigh natural rubber, polyisoprene rubber, polybutadiene rubber, ethylene-propylene rubber, etc.
In the case of kneading, the mixture was cut with a guillotine cutter, a knife or the like according to the required amount, and then treated with a batch-type kneader such as a Banbury mixer, a kneader or a roll mixer.

【0003】[0003]

【発明が解決しようとする課題】しかしながら、粘着性
を有する加硫可能なゴムをギロチンカッターやナイフな
どで必要量に応じて切断又は粉砕機で破砕し、その後バ
ンバリーミキサー、ニーダー又はロールミキサーなどの
如き人手を要する回分式混練機を用いるため非常に時間
と労力を要していた。このような問題に応える目的で、
自動化を考慮してペレット化ゴム及び粉末ゴム或いは液
状ゴムなどの開発が行われて来たが、最終製品の特性に
及ぼす問題及び加工システムの変更を伴う投資の問題な
どがあり、実用化には最終製品の特性を維持すると共に
相当の経済的メリットが必要であった。
However, the vulcanizable rubber having adhesiveness is cut by a guillotine cutter, a knife or the like according to the required amount or crushed by a crusher, and then a Banbury mixer, a kneader or a roll mixer is used. Since such a batch-type kneader that requires manpower is used, it takes a lot of time and labor. In order to respond to such problems,
Pelletized rubber and powdered rubber or liquid rubber have been developed in consideration of automation, but there are problems that affect the characteristics of the final product and investment problems that involve changes in the processing system. Along with maintaining the properties of the final product, considerable economic benefits were needed.

【0004】本発明は、これらの問題を解決し、生産性
に優れ且つ低コストで製造でき、ギロチンカッターやバ
ンバリーなどの人手のかかる回分式混練機で処理するな
ど時間と労力を要する操作が不要で、連続的、安定的且
つ安全なベール状ゴムの処理法を提供することを目的と
する。
The present invention solves these problems, is excellent in productivity and can be manufactured at low cost, and does not require time-consuming and labor-intensive operations such as processing with a labor-intensive batch-type kneader such as a guillotine cutter or a Banbury. It is an object of the present invention to provide a continuous, stable and safe method for treating a veil-like rubber.

【0005】[0005]

【課題を解決のための手段】本発明は、(a)加硫可能な
ベール状ゴムをコニカル・スクリュー・フィーダーに供
給する工程(以下、供給工程)、(b)定量供給された加
硫可能なベール状ゴムをコニカル・スクリュー・フィー
ダー内で破砕し動的に素練する工程(以下、素練工
程)、(c)素練された加硫可能なゴムを任意の一定形状
で定量的且つ連続的に押出す工程(以下、押出工程)、
からなる連続的なベール状ゴムの処理法に関する。
[Means for Solving the Problems] The present invention comprises: (a) a step of supplying a vulcanizable veil-like rubber to a conical screw feeder (hereinafter referred to as a supplying step); Process of crushing various bale-like rubbers in a conical screw feeder to dynamically masticate (hereinafter, mastication process), (c) quantitatively and accurately masticate vulcanizable rubber in any given shape A step of continuously extruding (hereinafter, extruding step),
The present invention relates to a method for treating a continuous veil-like rubber consisting of

【0006】以下、本発明の一実施態様を示す図面を参
照して各工程を説明する。
Each step will be described below with reference to the drawings showing one embodiment of the present invention.

【0007】(a)供給工程 加硫可能なベール状ゴム1はベルトコンベア2によって
移動され、ベルトコンベア2の移動端部から落下して、
供給口4を経てコニカル・スクリュー・フィーダー3に
供給される。
(A) Supplying step The vulcanizable veil-like rubber 1 is moved by the belt conveyor 2 and drops from the moving end of the belt conveyor 2,
It is supplied to the conical screw feeder 3 via the supply port 4.

【0008】本発明で処理される加硫可能なゴムについ
ては特別の制限はないが、それ自体粘着性を有し、且つ
ガラス転移温度が0℃以下のものであり、より好ましく
はガラス転移温度が−20℃以下のものである。
The vulcanizable rubber to be treated in the present invention is not particularly limited, but it has tackiness itself and has a glass transition temperature of 0 ° C. or less, more preferably a glass transition temperature. Is -20 ° C. or less.

【0009】このようなものとしては、天然ゴム、イソ
プレンゴム、ブタジエンゴム、スチレン・ブタジエンゴ
ム、アクリロニトリル・ブタジエンゴム、ブチルゴム、
塩素化ブチルゴム、エチレン・プロピレンゴムなどが挙
げられる。これらの中でも、天然ゴム、ブタジエンゴ
ム、アクリロニトリル・ブタジエンゴム及びエチレン・
プロピレンゴムが好適に処理される。
Examples of such materials include natural rubber, isoprene rubber, butadiene rubber, styrene-butadiene rubber, acrylonitrile-butadiene rubber, butyl rubber,
Examples include chlorinated butyl rubber and ethylene / propylene rubber. Among these, natural rubber, butadiene rubber, acrylonitrile butadiene rubber and ethylene
Propylene rubber is preferably processed.

【0010】加硫可能なベール状ゴムは、ベルトコンベ
ア2の起動及び停止と、コニカル・スクリュー・フィー
ダー3内のゴム残量とを連動させて、定量的にコニカル
・スクリュー・フィーダー3に供給することが好まし
い。
The vulcanizable veil-like rubber is quantitatively supplied to the conical screw feeder 3 by linking the start and stop of the belt conveyor 2 and the remaining amount of rubber in the conical screw feeder 3. It is preferable.

【0011】例えば、コニカル・スクリュー・フィーダ
ー3の供給口4に赤外線によるレベル検知器を取り付
け、レベルが設定値より低くなったときにベルトコンベ
ア2を起動し、ベール状ゴム1をコニカル・スクリュー
・フィーダーの供給口4を通じてコニカル・スクリュー
・フィーダー3へ供給されるとレベルが設定値より高く
なってベルトコンベア2を停止させるシステムを採用す
ることができる。
For example, an infrared level detector is attached to the supply port 4 of the conical screw feeder 3, the belt conveyor 2 is activated when the level becomes lower than a set value, and the bale-shaped rubber 1 is attached to the conical screw. It is possible to employ a system in which the level becomes higher than a set value when supplied to the conical screw feeder 3 through the supply port 4 of the feeder and the belt conveyor 2 is stopped.

【0012】コニカル・スクリュー・フィーダー3に加
硫可能なベール状ゴム1を定量的に供給するシステムと
しては、上記のベルトコンベア2によるシステム以外
に、バケットコンベア、ロボットを用いるシステムを採
用することができる。工業的には必ずしも望ましくはな
いが、処理すべきベール状ゴム1が少量の場合には、人
手によってベール状ゴム1を供給することもできる。
As a system for quantitatively supplying the vulcanizable bale-shaped rubber 1 to the conical screw feeder 3, in addition to the system using the belt conveyor 2 described above, a system using a bucket conveyor or a robot may be adopted. it can. Although not desirable industrially, when the amount of the veil-shaped rubber 1 to be treated is small, the veil-shaped rubber 1 can be manually supplied.

【0013】(b)素練工程 コニカル・スクリュー・フィーダー3は、それ自体公知
の装置であり、外套容器6、2本のスクリュー5が斜行
し、且つ円錐台形をなしている。このような構成のコニ
カル・スクリュー・フィーダー3の具体例としては市販
されているコニカル・スクリュー・フィダー EMR−
CF2(イー・エム技研製)を挙げることができる。
(B) Mastication Step The conical screw feeder 3 is a device known per se, and the outer container 6 and the two screws 5 are inclined and have a truncated cone shape. A specific example of the conical screw feeder 3 having such a configuration is a commercially available conical screw feeder EMR-
CF2 (manufactured by EM Giken) can be mentioned.

【0014】ベール状ゴム1はコニカル・スクリュー・
フィーダー3の供給口4から供給され、コニカル・スク
リュー5によってスクリュー内に食い込まれて、主とし
てコニカル・スクリュー5の前段部分で破砕されて小片
となり、次いで主としてコニカル・スクリュー5の後段
部分で動的に素練りされる。
The bale-shaped rubber 1 is a conical screw.
It is supplied from the supply port 4 of the feeder 3 and is bitten into the screw by the conical screw 5, crushed mainly in the front part of the conical screw 5 into small pieces, and then dynamically in the latter part of the conical screw 5. Be meditated.

【0015】その結果、ゴムの動的な素練りがネジ山の
間の剪断力により行われるため発熱が少なく温度分布が
均一で、局部発熱によるゴムの劣化などが防止される。
又、コニカル・スクリュー5のスクリュー間隙を調節し
て圧縮を大きくすることが容易で混練を良くすることが
できる。
As a result, the dynamic mastication of the rubber is performed by the shearing force between the screw threads, so that the heat generation is small and the temperature distribution is uniform, and the deterioration of the rubber due to the local heat generation is prevented.
Further, it is easy to increase the compression by adjusting the screw gap of the conical screw 5, and the kneading can be improved.

【0016】ゴムの素練り温度は、通常100〜200
℃であり、温度の制御は、コニカル・スクリュー・フィ
ーダー3を公知の方法で加熱又は冷却して行われる。
The mastication temperature of rubber is usually 100 to 200.
The temperature is controlled by heating or cooling the conical screw feeder 3 by a known method.

【0017】(c) 押出工程 素練りされたゴムは、コニカル・スクリュー・フィダー
3の出口の設置されたギアポンプ7によって定量的且つ
連続的に抜き出され、続いて設けられたダイ8から要望
される形状で押し出される。必要に応じて、ギアポンプ
7を設けることなく、コニカル・スクリュー・フィダー
3で素練りされたゴムを直接ダイ8から押し出すことも
できる。
(C) Extrusion Step The masticated rubber is quantitatively and continuously extracted by a gear pump 7 provided at the outlet of the conical screw feeder 3 and is then requested from a die 8 provided subsequently. It is extruded with a shape. If necessary, the rubber masticated by the conical screw feeder 3 can be directly extruded from the die 8 without providing the gear pump 7.

【0018】本発明の処理法で得られる素練りされたゴ
ムの素練の程度(素練度)を更に上げる必要がある場合
には、ギアポンプ7の下流側に、図示しないダイ付き混
練押出機を連設し、混練押出機の内部で、所望する程度
にまで素練りすることができる。
When it is necessary to further increase the degree of mastication (masticity) of the masticated rubber obtained by the treatment method of the present invention, a kneading extruder with a die (not shown) is provided downstream of the gear pump 7. Can be continuously provided, and can be masticated to a desired degree inside the kneading extruder.

【0019】混練押出機によるゴムの素練度は、押出機
のL/D(スクリュー有効長と外径との比)、スクリュ
ー構成、操作温度及び押出速度を適宜組合わせることに
より調節することができる。一例を挙げると素練りゴム
のムーニー粘度(ML1+4 )は、一般に3〜80であ
る。
The degree of mastication of rubber by a kneading extruder can be adjusted by appropriately combining L / D (ratio of effective screw length and outer diameter) of the extruder, screw constitution, operating temperature and extrusion speed. it can. As an example, the Mooney viscosity (ML 1 + 4 ) of masticated rubber is generally 3 to 80.

【0020】[0020]

【実施例】以下に実施例にもとずいて本発明について具
体的に説明するが、本発明はその要旨を超えない限り、
以下の実施例に限定されるものではない。
EXAMPLES The present invention will be specifically described below based on examples, but the present invention is not limited as long as the gist thereof is not exceeded.
The present invention is not limited to the following examples.

【0021】実施例1 間欠稼働式ベルトコンベア2の上に天然ゴム(NR,S
MR−L,ML1+4 104)のベール1を10個(ベー
ルサイズ=700×350×150mm)セットした。
コニカル・スクリュー・フィーダー3のレベルスイッチ
が低の時、即ちコニカル・スクリュー・フィーダー3の
ベール状天然ゴム1が空の時、ベルトコンベア2は起動
し、ベルトコンベア2上のベール状天然ゴム1がコニカ
ル・スクリュー・フィーダー3内に投入された。投入さ
れるとコニカル・スクリュー・フィーダーの供給口内が
ベール状天然ゴム1で充満状態となり、コニカル・スク
リュー・フィーダー3の供給口のレベルスイッチが高と
なり、ベルトコンベア2は停止された。
Example 1 A natural rubber (NR, S
Ten bale 1 of MR-L, ML 1 + 4 104) was set (bale size = 700 × 350 × 150 mm).
When the level switch of the conical screw feeder 3 is low, that is, when the bale natural rubber 1 of the conical screw feeder 3 is empty, the belt conveyor 2 is activated and the bale natural rubber 1 on the belt conveyor 2 is It was put into the conical screw feeder 3. When charged, the inside of the supply port of the conical screw feeder was filled with the veiled natural rubber 1, the level switch of the supply port of the conical screw feeder 3 became high, and the belt conveyor 2 was stopped.

【0022】このようにしてベルトコンベア2は、コニ
カル・スクリュー・フィダー3のレベルスイッチからの
信号により、起動と停止を繰り返しながらベルトコンベ
ア2上のベール状天然ゴム1は間欠的にコニカル・スク
リュー・フィーダー3へ供給された。
In this way, the belt conveyor 2 is intermittently operated by the signal from the level switch of the conical screw feeder 3 while repeatedly starting and stopping the veil-shaped natural rubber 1 on the belt conveyor 2. Supplied to feeder 3.

【0023】コニカル・スクリュー・フィーダー3は、
加熱装置で温度は160℃に、変速機でスクリュー5の
回転数は20 r.p.mに制御した。コニカル・スクリュー
・フィダー3内で、ベール状天然ゴム1を破砕し、スク
リュー5により先端部へ押し出しながら天然ゴムの素練
りを行った。
The conical screw feeder 3 is
The temperature was controlled at 160 ° C. by the heating device, and the rotation speed of the screw 5 was controlled at 20 rpm by the transmission. The bale-shaped natural rubber 1 was crushed in the conical screw feeder 3, and the natural rubber was masticated while being pushed to the tip by the screw 5.

【0024】素練りされたゴムは、スクリュー5の回転
数が20 r.p.mに制御されたギアポンプ7で送りださ
れ、更に孔径が20mmの孔1ケを有するダイ8から連
続的に円柱形状で吐出された。運転条件、結果を表1に
示す。
The masticated rubber is sent out by the gear pump 7 in which the rotation speed of the screw 5 is controlled to 20 rpm, and is continuously discharged in a cylindrical shape from the die 8 having one hole having a hole diameter of 20 mm. It was Table 1 shows the operating conditions and the results.

【0025】実施例2及び3 コニカル・スクリュー・フィーダー3の設定温度を18
0℃(実施例2)及び140℃(実施例3)とした以外
は実施例1に従って同様に行った。運転条件、結果を表
1に示す。
Examples 2 and 3 The conical screw feeder 3 was set to 18
Example 1 was repeated except that the temperature was 0 ° C (Example 2) and 140 ° C (Example 3). Table 1 shows the operating conditions and the results.

【0026】実施例4 コニカル・スクリュー・フィーダー3のスクリュー5の
回転数を25 r.p.mとした以外は実施例1に従って同様
に行った。運転条件、結果を表1に示す。
Example 4 Example 4 was repeated except that the screw 5 of the conical screw feeder 3 was rotated at 25 rpm. Table 1 shows the operating conditions and the results.

【0027】実施例5 ギアポンプ7の回転数を25 r.p.mとした以外は実施例
1に従って同様に行った。運転条件、結果を表1に示
す。
Example 5 Example 1 was repeated except that the rotation speed of the gear pump 7 was changed to 25 rpm. Table 1 shows the operating conditions and the results.

【0028】実施例6 ギアポンプ7を取外した以外は実施例1に従って同様に
行った。運転条件、結果を表1に示す。
Example 6 Example 6 was repeated except that the gear pump 7 was removed. Table 1 shows the operating conditions and the results.

【0029】[0029]

【表1】 [Table 1]

【0030】実施例7 実施例1で吐出された円柱形状の天然ゴムを二軸押出機
に連続供給した。二軸押出機の運転条件は以下の通りで
ある。:回転数 200 r.p.m 、シリンダー温度設定
150℃,スクリュー構成 標準(混練部 3ケ
所)、 L/D=60 二軸押出機の出口は20mmの1孔ダイを取り付け、円
柱状でゴムを吐出した。L/D=12(混練部1ケ所を
通過)の所、L/D=24(混練部2ケ所を通過)の
所、及びダイ出口、L/D=60(混練部3ケ所を通
過)の所をサンプリングし、ムーニー粘度を測定した。
二軸押出機の出口温度は170℃であった。 L/D=12 、 ML1+4 =48 L/D=24 、 ML1+4 =32 L/D=60 、 ML1+4 =25
Example 7 The cylindrical natural rubber discharged in Example 1 was continuously supplied to a twin-screw extruder. The operating conditions of the twin-screw extruder are as follows. : Rotation speed 200 rpm, cylinder temperature setting 150 ° C., screw configuration standard (kneading part 3 places), L / D = 60 The exit of the twin-screw extruder was equipped with a 20 mm one-hole die, and the rubber was discharged in a columnar shape. L / D = 12 (passes 1 kneading part), L / D = 24 (passes 2 kneading parts), die exit, L / D = 60 (passes 3 kneading parts) The place was sampled and the Mooney viscosity was measured.
The exit temperature of the twin-screw extruder was 170 ° C. L / D = 12, ML 1 + 4 = 48 L / D = 24, ML 1 + 4 = 32 L / D = 60, ML 1 + 4 = 25

【0031】実施例8 スクリュー機構を弱練りとした(混練部を1ケ所)以外
は実施例7に従って同様に行った。サンプリングはダイ
ス出口で温度163℃であった。結果はML1+ 4 =53
であった。
Example 8 Example 8 was repeated except that the screw mechanism was weakly kneaded (one kneading section). The sampling temperature was 163 ° C. at the die outlet. The result is ML 1+ 4 = 53
Met.

【0032】比較例1 実施例1の天然ゴムのベールをギロチンカッターで切断
し、バンバリー型ミキサーを用いて通常の方法で素練り
した場合の物性を評価した。バンバリー型ミキサーの運
転条件は表2に示す。
Comparative Example 1 The natural rubber veil of Example 1 was cut with a guillotine cutter, and the physical properties when masticated by a usual method using a Banbury type mixer were evaluated. Table 2 shows the operating conditions of the Banbury type mixer.

【0033】比較例2 素練り時間を9分とした以外は比較例1に従って同様に
した。結果を表2に示した。
Comparative Example 2 Comparative Example 1 was repeated except that the mastication time was 9 minutes. The results are shown in Table 2.

【0034】[0034]

【表2】 [Table 2]

【0035】[0035]

【発明の効果】本発明によるとベール状の加硫可能なゴ
ムを、連続的に且つ安定して処理することができ、品質
が一定したゴムの素練物を得ることができる。本発明に
よって得られるゴムの素練物の物性は、従来のバンバリ
ー型ミキサーを用いて得られる素練物の物性と同等であ
る。
According to the present invention, a veil-like vulcanizable rubber can be continuously and stably treated, and a masticated product of rubber having a constant quality can be obtained. The physical properties of the masticated product of rubber obtained by the present invention are the same as the physical properties of the masticated product obtained using a conventional Banbury type mixer.

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

【図1】図1は本発明の一実施態様を示す工程図であ
る。
FIG. 1 is a process drawing showing an embodiment of the present invention.

【符号の説明】[Explanation of symbols]

1 ベール状ゴム 2 ベルトコンベア 3 コニカル・スクリュー・フィーダー 4 コニカル・スクリュー・フィーダーの供給口 5 コニカル・スクリュー・フィーダーのスクリュー 6 コニカル・スクリュー・フィーダーの外套容器 7 ギアポンプ 8 ギアポンプのダイ 1 Bale rubber 2 Belt conveyor 3 Conical screw feeder 4 Conical screw feeder supply port 5 Conical screw feeder screw 6 Conical screw feeder outer container 7 Gear pump 8 Gear pump die

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】連続的なベール状ゴムの処理法において、
(a)加硫可能なベール状ゴムをコニカル・スクリュー・
フィーダーに供給する工程、(b)定量供給された加硫可
能なベール状ゴムをコニカル・スクリュー・フィーダー
内で破砕し動的に素練する工程、(c)素練された加硫可
能なゴムを任意の一定形状で定量的且つ連続的に押出す
工程、からなることを特徴とするベール状ゴムの処理
法。
1. A continuous veil rubber processing method, comprising:
(a) A vulcanizable veil-shaped rubber is used for conical screw
The step of supplying to the feeder, (b) the step of crushing the vulcanizable bale rubber that has been supplied in a fixed amount in the conical screw feeder and dynamically masticating, (c) the masticated vulcanizable rubber And b) a step of quantitatively and continuously extruding in a given constant shape, a method for treating a veil-like rubber.
JP6277850A 1994-11-11 1994-11-11 Treatment of bale-shaped rubber Pending JPH08132433A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6277850A JPH08132433A (en) 1994-11-11 1994-11-11 Treatment of bale-shaped rubber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6277850A JPH08132433A (en) 1994-11-11 1994-11-11 Treatment of bale-shaped rubber

Publications (1)

Publication Number Publication Date
JPH08132433A true JPH08132433A (en) 1996-05-28

Family

ID=17589150

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6277850A Pending JPH08132433A (en) 1994-11-11 1994-11-11 Treatment of bale-shaped rubber

Country Status (1)

Country Link
JP (1) JPH08132433A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1118449A1 (en) * 2000-01-19 2001-07-25 Maag Pump Systems Textron AG Apparatus for feeding elastomeric materials and use of such apparatus
EP1118448A3 (en) * 2000-01-19 2003-05-02 Maag Pump Systems Textron AG Apparatus for feeding elastomeric materials and use of such apparatus
EP1118447A3 (en) * 2000-01-19 2003-05-02 Maag Pump Systems Textron AG Apparatus for feeding elastomeric materials and use of such apparatus
US6893151B2 (en) 2000-10-13 2005-05-17 Maag Pump Systems Textron Ag Device for conveying elastomeric media, use of the device, as well as two operating methods
KR100608194B1 (en) * 2003-07-11 2006-08-08 가부시키가이샤 고베 세이코쇼 Constant weighing feeder, kneading/extruding equipment and kneading/extruding method
JP2006341488A (en) * 2005-06-09 2006-12-21 Mitsubishi Heavy Ind Ltd Twin-screw feeder, seating apparatus and kneading system using the feeder
JP2016013636A (en) * 2014-07-01 2016-01-28 住友ゴム工業株式会社 Mastication method of natural rubber
JP2016141064A (en) * 2015-02-03 2016-08-08 住友ゴム工業株式会社 Kneading apparatus and kneading method
JP2016141758A (en) * 2015-02-03 2016-08-08 住友ゴム工業株式会社 Method for kneading rubber composition and method for producing pneumatic tire

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1118449A1 (en) * 2000-01-19 2001-07-25 Maag Pump Systems Textron AG Apparatus for feeding elastomeric materials and use of such apparatus
EP1118448A3 (en) * 2000-01-19 2003-05-02 Maag Pump Systems Textron AG Apparatus for feeding elastomeric materials and use of such apparatus
EP1118447A3 (en) * 2000-01-19 2003-05-02 Maag Pump Systems Textron AG Apparatus for feeding elastomeric materials and use of such apparatus
US6893151B2 (en) 2000-10-13 2005-05-17 Maag Pump Systems Textron Ag Device for conveying elastomeric media, use of the device, as well as two operating methods
KR100608194B1 (en) * 2003-07-11 2006-08-08 가부시키가이샤 고베 세이코쇼 Constant weighing feeder, kneading/extruding equipment and kneading/extruding method
DE102004033344B4 (en) * 2003-07-11 2013-08-14 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Dosing feeder and system for kneading and extruding a material
US8876511B2 (en) 2003-07-11 2014-11-04 Kobe Steel, Ltd. Metering feeder, and system and method for kneading and extruding material
JP2006341488A (en) * 2005-06-09 2006-12-21 Mitsubishi Heavy Ind Ltd Twin-screw feeder, seating apparatus and kneading system using the feeder
JP2016013636A (en) * 2014-07-01 2016-01-28 住友ゴム工業株式会社 Mastication method of natural rubber
JP2016141064A (en) * 2015-02-03 2016-08-08 住友ゴム工業株式会社 Kneading apparatus and kneading method
JP2016141758A (en) * 2015-02-03 2016-08-08 住友ゴム工業株式会社 Method for kneading rubber composition and method for producing pneumatic tire

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