JP2914788B2 - Dryer canvas with reinforced ears - Google Patents

Dryer canvas with reinforced ears

Info

Publication number
JP2914788B2
JP2914788B2 JP3166053A JP16605391A JP2914788B2 JP 2914788 B2 JP2914788 B2 JP 2914788B2 JP 3166053 A JP3166053 A JP 3166053A JP 16605391 A JP16605391 A JP 16605391A JP 2914788 B2 JP2914788 B2 JP 2914788B2
Authority
JP
Japan
Prior art keywords
canvas
dryer
ears
dryer canvas
warp
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 - Fee Related
Application number
JP3166053A
Other languages
Japanese (ja)
Other versions
JPH059888A (en
Inventor
良行 大森
二平 馬場
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.)
Shikishima Boseki KK
Original Assignee
Shikishima Boseki KK
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 Shikishima Boseki KK filed Critical Shikishima Boseki KK
Priority to JP3166053A priority Critical patent/JP2914788B2/en
Publication of JPH059888A publication Critical patent/JPH059888A/en
Application granted granted Critical
Publication of JP2914788B2 publication Critical patent/JP2914788B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Treatment Of Fiber Materials (AREA)
  • Woven Fabrics (AREA)
  • Paper (AREA)

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【産業上の利用分野】本発明は製紙機のドライヤーカン
バスとして特にセラミック製パームを使用したドライヤ
ーパートに用いる耳部の摩損防止を目的とした耐摩耗性
に優秀なドライヤーカンバスに関するものである。上記
パームとはドライヤーカンバスの自動ガイドのことをい
う。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dryer canvas excellent in abrasion resistance for preventing abrasion of an ear portion used in a dryer part using a ceramic palm as a dryer canvas of a paper machine. The above-mentioned palm means an automatic guide of a dryer canvas.

【0002】[0002]

【従来の技術】製紙機のドライヤーパートにおいて、ド
ライヤーカンバスの自動走行ガイドであるパームの材質
は、耐摩耗性の観点からセラミックを使用したものが使
われている(実公昭58ー12879号公報、実開昭6
1ー164300号公報等御参照)。
2. Description of the Related Art In a dryer part of a paper machine, a palm material, which is an automatic traveling guide of a dryer canvas, is made of ceramic from the viewpoint of abrasion resistance (Japanese Utility Model Publication No. 58-12879, Showa 6
1-1164300).

【0003】又、ドライヤーカンバスは湿紙の乾燥性や
耐久性の面から合成繊維製のモノフィラメント糸又はマ
ルチフィラメント糸で織成されたものが多く使用されて
おり、合成繊維としては、ポリエステル、ポリアクリル
及びナイロン等が一般に使用されている。
[0003] In addition, a dryer canvas is often woven with a monofilament yarn or a multifilament yarn made of synthetic fibers in view of the drying property and durability of the wet paper. Acrylic and nylon are commonly used.

【0004】パームはセラミックをドライヤーカンバス
との接触面に使用することによって耐摩耗性は改善され
たが、一方、ドライヤーカンバスは、セラミック粒子が
もつ硬度が高いこと及び熱伝達係数が低いことの原因に
より、セラミックとの接触面である耳部が摩擦と摩擦熱
により摩損し、ドライヤーカンバスの耐久性が低下する
問題が発生してきた。
[0004] Palms have improved abrasion resistance by using ceramics for the contact surface with the dryer canvas, while the dryer canvases are a cause of the high hardness and low heat transfer coefficient of ceramic particles. As a result, the ears, which are the contact surfaces with the ceramic, are worn out due to friction and frictional heat, causing a problem that the durability of the dryer canvas is reduced.

【0005】特に、製紙機の高速化に伴ってこの摩損の
現象が増大される傾向になり、製紙機の運転上重要な問
題となってきた。
[0005] In particular, as the speed of a paper machine increases, the phenomenon of abrasion tends to increase, which has become an important problem in the operation of the paper machine.

【0006】[0006]

【発明が解決しようとする課題】このように、従来のド
ライヤーカンバスは耳部が摩損し、カンバスの耐久性に
問題があった。
As described above, in the conventional dryer canvas, the ears are worn away, and there is a problem in the durability of the canvas.

【0007】本発明者はパームのドライヤーカンバスと
の接触面がセラミックである場合について、ドライヤー
カンバスの耳部をどのようにすれば摩損が減少できるか
について種々検討及び試験により確認を行った結果、本
発明に到達するに至ったもので、その目的とするところ
は、セラミック製のパームであっても、ドライヤーカン
バスの耳部を補強することによって、ドライヤーカンバ
スの耐久性を向上させ、その寿命を一段と向上させたド
ライヤーカンバスを提供しようとするものである。
The inventor of the present invention has conducted various investigations and tests on how the ears of the dryer canvas can reduce wear when the contact surface of the palm with the dryer canvas is made of ceramic. The purpose of the present invention is to improve the durability of the dryer canvas by reinforcing the ears of the dryer canvas, even if the palm is made of ceramic. It is intended to provide a further improved dryer canvas.

【0008】なお、パームとしては金属板にセラミック
粉末を溶射したもの又は基板にセラミックを取付けたも
のがあり、ドライヤーカンバスとの接触面が少なくとも
セラミックで形成されたものである。
[0008] Note that there are palms which are obtained by spraying ceramic powder on a metal plate or by attaching a ceramic to a substrate, and wherein a contact surface with a dryer canvas is formed of at least ceramic.

【0009】[0009]

【課題を解決するための手段】上記目的を達成するた
め、本発明は、少なくともドライヤーカンバスとの接触
面がセラミックからなるドライヤーカンバスの自動ガイ
ドを備えた製紙機のドライヤーパートに使用され、合成
繊維のモノフィラメント糸又はマルチフィラメント糸を
経糸又は緯糸に用いたドライヤーカンバスにおいて、
In order to achieve the above-mentioned object, the present invention is used for a dryer part of a papermaking machine provided with an automatic guide of a dryer canvas having at least a contact surface with the dryer canvas, comprising a synthetic fiber. In a dryer canvas using a monofilament yarn or a multifilament yarn for warp or weft,

【0010】耳部の経糸の一部にパラ系芳香族ポリアミ
ド繊維を引き揃えで挿入するか、あるいは差し替えて挿
入し、かつ、この耳部に樹脂を塗布して耳部の組織を一
体化したものである。
[0010] Para-aromatic polyamide fibers are inserted into a part of the warp of the ear portion in a aligned manner or inserted in place, and a resin is applied to the ear portion to integrate the structure of the ear portion. Things.

【0011】[0011]

【作用】パラ系芳香族ポリアミド繊維は、耐熱性及び耐
引張り強力が高く、耐アルカリ性で、耐湿熱性及び耐乾
熱性も良好であり、融点が高いが、この繊維のみでは摩
損を減少させることは困難である。しかし、これをドラ
イヤーカンバスの耳部の経糸の一部に引き揃えで挿入す
るか、あるいは差し替えて挿入し、かつ、この耳部に樹
脂を塗布して耳部の組織を一体化すると、耳部の耐摩耗
性及び耐久性が顕著に向上した。
[Function] Para-aromatic polyamide fiber has high heat resistance and tensile strength, alkali resistance, good wet heat resistance and dry heat resistance, and high melting point, but it is difficult to reduce abrasion with this fiber alone. It is. However, if this is inserted into a part of the warp of the ear of the dryer canvas in a straightened manner or replaced and inserted, and a resin is applied to the ear and the tissue of the ear is integrated, the ear The abrasion resistance and the durability were remarkably improved.

【0012】[0012]

【実施例】図1のAは本考案を実施した二重織カンバス
の耳部の縦断面図、Bは三重織カンバスの耳部の縦断面
図であり、(11)は経糸、(12)は緯糸を示してい
る。
1A is a longitudinal sectional view of an ear portion of a double-woven canvas embodying the present invention, FIG. 1B is a longitudinal sectional view of an ear portion of a triple-woven canvas, (11) is a warp, and (12). Indicates a weft.

【0013】[実施例1] 経糸:本体(D200d/4+T250d/1)/3 補強糸、TEC1000d/3 緯糸:(Ack200d/2+T250d/2+N21
0d/2)/4 密度:緯13.0×2本/2.54cm 経34.9本/2.54cm
[Example 1] Warp: Main body (D200d / 4 + T250d / 1) / 3 reinforcing yarn, TEC1000d / 3 Weft: (Ack200d / 2 + T250d / 2 + N21)
0d / 2) / 4 Density: 13.0 × 2 lines / 2.54cm Latitude 34.9 lines / 2.54cm

【0014】 [実施例2] 経糸:本体、実施例1と同一 補強糸、(TEC200d/3+T250d/2)/3 緯糸:実施例1と同一 密度:実施例1と同一[Example 2] Warp: Main body, same as in Example 1 Reinforcement yarn, (TEC200d / 3 + T250d / 2) / 3 Weft: Same as in Example 1 Density: Same as in Example 1

【0015】[実施例3] 経糸:本体、TM040 補強糸、TEC200d/3 緯糸:表裏、TM050 中、(T250d/2+N210d/3)/4 密度:緯15.5×3本/2.54cm 経84.3本/2.54cmExample 3 Warp: Main body, TM040 reinforcing yarn, TEC200d / 3 Weft: front and back, in TM050, (T250d / 2 + N210d / 3) / 4 Density: 15.5 × 3 yarns / 2.54cm warp 84 .3 / 2.54cm

【0016】[実施例4] 経糸:本体、実施例3と同一 補強糸、TEC1000d/1 緯糸:実施例3と同一 密度:実施例3と同一Example 4 Warp: Main body, same as in Example 3 Reinforcing yarn, TEC1000d / 1 Weft: Same as in Example 3 Density: Same as in Example 3

【0017】上記各実施例中、D及びAckはアクリ
ル、Tはポリエステル、TECは補強糸として芳香族ポ
リアミド繊維中のテクノーラ(帝人(株)の登録商標)
を使用している。また、Nはナイロン、TMはポリエス
テルモノフィラメント糸を表わし040及び050は夫
々0.4mmφ及び0.5mmφであることを示してい
る。さらに、例えば、TEC1000d/3は、テクノ
ーラマルチフィラメント糸の1000デニールの糸を3
本撚った糸であることを示している。そして、実施例1
及び実施例2は、図1のAに示した二重織カンバスの耳
部の経糸(11)の左側のアラビア数字で表わしたN
o、1〜8のヘルド番号のうち、1、3、4、6の経糸
(11)と差替えて補強糸を挿入したものである。ま
た、実施例3及び実施例4は、図1のBに示した三重織
カンバスの耳部の経糸(11)のうち、ヘルドNo、
1、3、4、6の経糸(11)に補強糸を引揃えで挿入
したものである。各実施例とも、耳部10cmの幅で補
強糸を挿入し、さらに、織成後、ポリウレタン樹脂を塗
布して耳部の組織を一体化したものである。
In each of the above examples, D and Ack are acrylic, T is polyester, and TEC is reinforced with aromatic polyamide fiber Technora (registered trademark of Teijin Limited) as a reinforcing yarn.
You are using N represents nylon, TM represents polyester monofilament yarn, and 040 and 050 indicate 0.4 mmφ and 0.5 mmφ, respectively. Further, for example, TEC1000d / 3 is a three-denier 1000 denier techno multifilament yarn.
This indicates that the yarn is a twisted yarn. And Example 1
In Example 2, N was represented by Arabic numerals on the left side of the warp (11) at the ear of the double-woven canvas shown in FIG. 1A.
o, in which heald numbers 1 to 8 are replaced with warp yarns (11) of 1, 3, 4, and 6, and reinforcing yarns are inserted. Further, in Examples 3 and 4, among the warps (11) at the ears of the triple-woven canvas shown in FIG.
The reinforcing yarns are inserted into 1, 3, 4, and 6 warp yarns (11) in a aligned manner. In each of the examples, a reinforcing yarn having a width of 10 cm was inserted, and after weaving, a polyurethane resin was applied to integrate the structure of the ear.

【0018】なお、補強糸の幅は実施例では10cmと
したが、この幅は最小樹脂の塗布する幅以上であればよ
い。
Although the width of the reinforcing yarn is set to 10 cm in the embodiment, this width may be any width as long as it is equal to or larger than the minimum resin application width.

【0019】次に、本発明の効果を確認するため、耳部
の補強条件を種々変化させた試料カンバス(20)を作
成し、図2のAに示すように起動ロール(21)、ガイ
ドロール(22)(23)及びテンションロール(2
4)間に無端状に張設し、張力1.85kg/cm、走
行速度600mm/minで20時間の走行テストを
し、途中両側耳部に図2のBに示すようにパーム(2
5)(25)をスプリング(26)を介して3kgの力
で圧接させて耳部の摩耗量を測定した。この場合、試料
カンバス(20)は、図2のCに示すように実施例2の
二重織で長さ4m、幅20cmで一側の耳部(20a)
には幅40mmに亘って補強糸(TEC)を挿入し、他
側の耳部(20b)には補強糸(TEC)を挿入せず、
そして、長さの半分、即ち、左半分のカンバスの両耳部
2mには幅20mmに亘ってポリウレタン樹脂(PU
R)加工を施し、右半分のカンバスの両耳部2mは未加
工(樹脂加工なし)としたものである。この結果、図3
に示すような結果が得られた。
Next, in order to confirm the effects of the present invention, a sample canvas (20) in which the ear reinforcement conditions were variously changed was prepared, and as shown in FIG. (22) (23) and tension roll (2)
4) Stretched endlessly between them, and performed a running test for 20 hours at a tension of 1.85 kg / cm and a running speed of 600 mm / min.
5) (25) was pressed into contact with a force of 3 kg via a spring (26) to measure the abrasion of the ear. In this case, as shown in FIG. 2C, the sample canvas (20) is a double woven fabric of Example 2 having a length of 4 m, a width of 20 cm, and one side ear (20a).
, A reinforcing thread (TEC) is inserted over a width of 40 mm, and a reinforcing thread (TEC) is not inserted into the ear part (20b) on the other side.
A polyurethane resin (PU) is applied to a half of the length, that is, both ears 2 m of the left half of the canvas over a width of 20 mm.
R) Processing is performed, and both ears 2m of the right half canvas are unprocessed (without resin processing). As a result, FIG.
The result as shown in FIG.

【0020】図4は、実施例2の二重織で、耳部を補強
糸(TEC)で補強し、かつ、エポキシ樹脂(EP)で
加工したものと、補強糸(TEC)なしで、エポキシ樹
脂(EP)で加工したものとの同様な走行テスト結果を
示している。
FIG. 4 shows a double woven fabric of Example 2 in which the ears are reinforced with a reinforcing thread (TEC) and processed with an epoxy resin (EP). The same driving | running test result as the thing processed with resin (EP) is shown.

【0021】また、図5は実施例2の二重織で、耳部を
補強糸(TEC)で補強し、かつ、ポリウレタン樹脂
(PUR)で加工したものと、補強糸(TEC)なし
で、ポリウレタン樹脂(PUR)で加工したものとの同
様な走行テスト結果を示している。この場合カンバスの
長さは4mとしている。
FIG. 5 shows a double weave of Example 2 in which the ears are reinforced with a reinforcing thread (TEC) and processed with a polyurethane resin (PUR), and without the reinforcing thread (TEC). It shows similar running test results with those processed with polyurethane resin (PUR). In this case, the length of the canvas is 4 m.

【0022】さらに、図6は、実施例2の二重織で、耳
部を補強糸(TEC)で補強し、かつ、エポキシ樹脂
(EP)で加工したものと、補強糸(TEC)なしで、
エポキシ樹脂(EP)で加工したものとの同様な走行テ
スト結果を示しており、この場合のカンバスの長さは4
mとしている。
FIG. 6 shows a double weave of Example 2 in which the ears are reinforced with a reinforcing thread (TEC) and processed with an epoxy resin (EP), and without the reinforcing thread (TEC). ,
The same running test results as those processed with epoxy resin (EP) are shown, in which the canvas length is 4
m.

【0023】[0023]

【0024】[0024]

【0025】[0025]

【0026】[0026]

【0027】なお、実施例では補強糸としてテクノーラ
(帝人(株)の登録商標)を使用したが、これに限定さ
れず他のパラ系芳香族ポリアミド繊維を使用してもよ
い。
In the examples, Technora (registered trademark of Teijin Limited) was used as the reinforcing yarn, but the present invention is not limited to this, and other para-based aromatic polyamide fibers may be used.

【0028】[0028]

【発明の効果】本発明によれば、セラミック製のパーム
であっても、ドライヤーカンバスの耳部の摩損が減少
し、耐久性を向上させることができるようになった。
According to the present invention, even for a ceramic palm, the wear on the ears of the dryer canvas is reduced, and the durability can be improved.

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

【図1】Aは二重織カンバスに本発明を適用した実施例
の縦断側面図 Bは三重織カンバスに本発明を適用した実施例の縦断側
面図
FIG. 1A is a vertical side view of an embodiment in which the present invention is applied to a double-woven canvas. FIG. 1B is a vertical side view of an embodiment in which the present invention is applied to a triple-woven canvas.

【図2】Aは走行テスト装置の概略側面図 Bはパーム部分の正面図 Cは試料カンバスの説明図FIG. 2A is a schematic side view of a running test apparatus. B is a front view of a palm portion. C is an explanatory view of a sample canvas.

【図3】本発明の実施例の走行テスト結果の比較グラフFIG. 3 is a comparison graph of driving test results of the example of the present invention.

【図4】本発明の実施例の走行テスト結果の比較グラフFIG. 4 is a comparison graph of a running test result according to the embodiment of the present invention.

【図5】本発明の実施例の走行テスト結果の比較グラフFIG. 5 is a comparison graph of a running test result of the example of the present invention.

【図6】本発明の実施例の走行テスト結果の比較グラフFIG. 6 is a comparison graph of a running test result according to the embodiment of the present invention.

【符号の説明】[Explanation of symbols]

11 経糸 12 緯糸 11 Warp 12 Weft

Claims (1)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】 少なくともドライヤーカンバスとの接触
面がセラミックからなるドライヤーカンバスの自動ガイ
ドを備えた製紙機のドライヤーパートに使用され、合成
繊維のモノフィラメント糸又はマルチフィラメント糸を
経糸又は緯糸に用いたドライヤーカンバスにおいて、 耳部の経糸の一部にパラ系芳香族ポリアミド繊維を引き
揃えで挿入するか、あるいは差し替えて挿入し、かつ、
この耳部に樹脂を塗布して耳部の組織を一体化してある
ことを特徴とする耳部を補強したドライヤーカンバス。
1. A dryer using a monofilament yarn or a multifilament yarn of synthetic fibers as a warp or a weft, which is used in a dryer part of a paper machine provided with an automatic guide of a dryer canvas at least in contact with a dryer canvas. In the canvas, the para-aromatic polyamide fiber is inserted into a part of the warp of the ear part in a aligned manner, or inserted in place, and
A dryer canvas with reinforced ears, characterized in that the ears are coated with a resin to integrate the tissues of the ears.
JP3166053A 1991-07-08 1991-07-08 Dryer canvas with reinforced ears Expired - Fee Related JP2914788B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3166053A JP2914788B2 (en) 1991-07-08 1991-07-08 Dryer canvas with reinforced ears

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3166053A JP2914788B2 (en) 1991-07-08 1991-07-08 Dryer canvas with reinforced ears

Publications (2)

Publication Number Publication Date
JPH059888A JPH059888A (en) 1993-01-19
JP2914788B2 true JP2914788B2 (en) 1999-07-05

Family

ID=15824094

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3166053A Expired - Fee Related JP2914788B2 (en) 1991-07-08 1991-07-08 Dryer canvas with reinforced ears

Country Status (1)

Country Link
JP (1) JP2914788B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2595589Y2 (en) * 1993-12-03 1999-05-31 敷島紡績株式会社 Dryer canvas for papermaking
US7758728B2 (en) 2006-12-06 2010-07-20 Voith Patent Gmbh Needled corrugator fabric with pin seam

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6360499U (en) * 1986-10-03 1988-04-22
JPS647760U (en) * 1987-07-03 1989-01-17

Also Published As

Publication number Publication date
JPH059888A (en) 1993-01-19

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