JPH0129128B2 - - Google Patents
Info
- Publication number
- JPH0129128B2 JPH0129128B2 JP20729184A JP20729184A JPH0129128B2 JP H0129128 B2 JPH0129128 B2 JP H0129128B2 JP 20729184 A JP20729184 A JP 20729184A JP 20729184 A JP20729184 A JP 20729184A JP H0129128 B2 JPH0129128 B2 JP H0129128B2
- Authority
- JP
- Japan
- Prior art keywords
- ceramic
- resin
- tube
- roll
- ceramic bodies
- 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
Links
- 239000000919 ceramic Substances 0.000 claims description 55
- 239000011347 resin Substances 0.000 claims description 27
- 229920005989 resin Polymers 0.000 claims description 27
- 238000004519 manufacturing process Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 229920001187 thermosetting polymer Polymers 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 239000012790 adhesive layer Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 description 10
- 230000001070 adhesive effect Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 4
- 239000005060 rubber Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D99/00—Subject matter not provided for in other groups of this subclass
- B29D99/0032—Producing rolling bodies, e.g. rollers, wheels, pulleys or pinions
- B29D99/0035—Producing rolling bodies, e.g. rollers, wheels, pulleys or pinions rollers or cylinders having an axial length of several times the diameter, e.g. for embossing, pressing, or printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G39/00—Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors
- B65G39/02—Adaptations of individual rollers and supports therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/32—Wheels, pinions, pulleys, castors or rollers, Rims
- B29L2031/324—Rollers or cylinders having an axial length of several times the diameter, e.g. embossing, pressing or printing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Rollers For Roller Conveyors For Transfer (AREA)
Description
【発明の詳細な説明】
(イ) 産業上の利用分野
本発明は例えば移送用コンベアのガイドロール
として用いられるセラミツクロールの製造方法に
関するものである。DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to a method for manufacturing a ceramic roll used, for example, as a guide roll for a transfer conveyor.
(ロ) 従来の技術
従来のこの種のセラミツクロールは、例えば第
５図および第６図に示す如く円柱状の鉄芯４１の
外周に、まず一定厚みのゴム体４２（天然ゴム又
は合成ゴム）を焼付手段によつて接着した後に、
このゴム体４２の表面全体に所定間隔をへだてて
多数の偏平な直方形状のセラミツク板４３…を接
着手段によつて配設して製造した耐摩耗性・耐久
性に優れるものが知られている。(b) Prior Art In this type of conventional ceramic roll, for example, as shown in FIGS. 5 and 6, a rubber body 42 (natural rubber or synthetic rubber) of a constant thickness is first attached to the outer periphery of a cylindrical iron core 41. After adhering by baking means,
It is known to have excellent wear resistance and durability and is manufactured by disposing a large number of flat rectangular ceramic plates 43 at predetermined intervals over the entire surface of the rubber body 42 using adhesive means. .
(ハ) 発明が解決しようとする問題点
かくして従来のセラミツクロールでは次の如き
欠点がある。(c) Problems to be solved by the invention Conventional ceramic rolls have the following drawbacks.
すなわち、前記ゴム体４２の曲率した表面に、
偏平な直方形状のセラミツク板４３…を張り付け
てロールを形成するものであるから、円筒度が悪
いうえ、曲率したゴム体４２表面に偏平なセラミ
ツク板４３…を接着する構造である故に接着強度
が不安定であり、加えて多数のセラミツク板４３
…を張り付けるので作業性が悪く、このため、ロ
ールそれ自体がコスト高となる欠点があつた。し
かもセラミツク板４３が板状であるから衝撃に弱
く割れやすい問題点があつた。 That is, on the curved surface of the rubber body 42,
Since the roll is formed by pasting flat rectangular ceramic plates 43..., the cylindricity is poor, and since the flat ceramic plates 43... are bonded to the curved surface of the rubber body 42, the adhesive strength is low. It is unstable, and in addition, a large number of ceramic plates 43
The workability was poor because the roll was pasted with..., and the roll itself had the disadvantage of being expensive. Moreover, since the ceramic plate 43 is plate-shaped, it is weak against impact and easily breaks.
(ニ) 問題点を解決するための手段
従つて、本発明の第１発明の技術的課題は、簡
単な製造方法により、円筒度、接着強度とも良好
で、かつ製造コストも安価となるセラミツクロー
ルの製造方法を提供することにある。(d) Means for Solving the Problems Therefore, the technical problem of the first aspect of the present invention is to provide a ceramic roll that has good cylindricity and adhesive strength and is inexpensive to manufacture by a simple manufacturing method. The purpose of this invention is to provide a method for manufacturing the same.
本発明の第２発明の技術的課題は、上述した第
１発明の目的に加えて、セラミツク体の沿設を遠
心力により自動的に行なうことができるセラミツ
クロールの製造方法を堤供することにある。 The technical problem of the second invention of the present invention is to provide a method for manufacturing a ceramic roll in which the ceramic body can be automatically installed using centrifugal force in addition to the object of the first invention described above. .
この技術的課題を解決する本発明の第１発明の
技術的手段は、内面に接着層を形成した管体内に
粒状の多数のセラミツク体を入れて、これらセラ
ミツク体を管体内面に沿設する第１工程と、管体
軸心部に金属製ロール芯を配設する第２工程と、
管体内面に沿設したセラミツク体と金属製ロール
芯との間に熱硬化性の液状樹脂を注入する第３工
程と、該樹脂を熱硬化する第４工程とからなる。 The first technical means of the present invention for solving this technical problem is to put a large number of granular ceramic bodies into a tube with an adhesive layer formed on the inner surface, and to arrange these ceramic bodies along the inner surface of the tube. a first step; a second step of arranging a metal roll core at the center of the tube body;
It consists of a third step of injecting a thermosetting liquid resin between the ceramic body and the metal roll core placed along the inner surface of the tube, and a fourth step of thermosetting the resin.
また、本発明の第２発明の技術的手段は、上述
した第１発明の第１工程に代えて、高速回転中の
管体内に粒状の多数のセラミツク体を入れて、該
セラミツク体を遠心力で管体内面に沿設する第１
工程を用い、他の工程については第１発明の各工
程と同一となしたものである。 In addition, the technical means of the second invention of the present invention is that instead of the first step of the first invention described above, a large number of granular ceramic bodies are placed in a tube rotating at high speed, and the ceramic bodies are subjected to centrifugal force. The first line along the inner surface of the tube
The other steps were the same as those of the first invention.
(ホ) 作用
本発明の第１発明の技術的手段によれば、管体
内に沿設したセラミツク体が最終工程において、
前記樹脂により樹脂モールドされることになり、
この結果、円筒度が良く、また樹脂モールドされ
ることによりセラミツク体の接着強度も安定し、
加えて耐久性がよく、さらに製造方法そのものが
簡単で作業性がよいから、製造コストが安価とな
るうえ、セラミツク体が粒状又は曲面をもつたも
のであるから板状のものと比較して衝撃に強く、
割れにくい。(E) Effect According to the technical means of the first invention of the present invention, the ceramic body disposed along the tube body is
It will be resin molded with the resin,
As a result, the cylindricity is good, and the adhesive strength of the ceramic body is stable due to resin molding.
In addition, it has good durability, and since the manufacturing method itself is simple and workable, the manufacturing cost is low, and since the ceramic body is granular or has a curved surface, it is less susceptible to impact compared to plate-shaped ceramic bodies. Strong against
Not easy to break.
本発明の第２発明の技術的手段によれば、上述
した第１発明の作用と併わせて、その第１工程で
は、遠心力で多数のセラミツク体を自動的に管体
内に沿設することができるので、同セラミツク体
の沿設工程の自動化を図ることができる。 According to the technical means of the second invention of the present invention, in addition to the effect of the first invention described above, in the first step, a large number of ceramic bodies are automatically placed along the tube body by centrifugal force. Therefore, the process of installing the ceramic body can be automated.
(ヘ) 実施例
以下、本発明方法の実施例を図面に基づいて詳
述する。(F) Examples Hereinafter, examples of the method of the present invention will be described in detail based on the drawings.
第１図は本発明に係るセラミツクロールの製造
方法の一実施例を示す断面図であつて、まず有底
状の管体５の内周面に粘着テープ、粘着剤、接着
剤などからなる接着層（図示せず）を形成し、次
いで管体５内に球状で粒状の多数のセラミツク体
２，２…入れて、これら多数のセラミツク体２，
２…を前記管体５内周面の接着層に密にしかも均
一に沿設固定する。（第１工程）
次に、管体５の軸心部に金属製ロール芯１を配
設する。（第２工程）ここで、該ロール芯１とし
ては例えば鉄製のものを用いる。 FIG. 1 is a cross-sectional view showing an embodiment of the method for producing a ceramic roll according to the present invention. First, adhesive tape, adhesive, adhesive, etc. A layer (not shown) is formed, and then a large number of spherical and granular ceramic bodies 2, 2... are put into the tube body 5, and these many ceramic bodies 2,
2... are closely and evenly attached to the adhesive layer on the inner peripheral surface of the tube body 5. (First Step) Next, the metal roll core 1 is arranged at the axial center of the tubular body 5. (Second Step) Here, the roll core 1 is made of iron, for example.
次に、前記管体５内面の接着層に沿設固定した
セラミツク体２，２…と金属製ロール芯１外周と
の間に熱硬化性の液状樹脂３を注入する。（第３
工程）
ここで、前記液状樹脂３としては液状ウレタン
樹脂やエポキン樹脂を用いるのであり、該樹脂３
はセラミツク体２，２相互間の間隙にも当然入り
込むことになる。 Next, a thermosetting liquid resin 3 is injected between the ceramic bodies 2, 2, . (3rd
Step) Here, liquid urethane resin or Epoquin resin is used as the liquid resin 3, and the resin 3
Naturally, this will also enter the gap between the ceramic bodies 2, 2.
次に、前記樹脂３を熱処理等の手段により熱硬
化させる。（第４工程）
このようにして、前記樹脂３を熱硬化させる
と、多数のセラミツク体２…は第３図に示す如く
該樹脂３で包み込まれた状態で樹脂モールドされ
る。 Next, the resin 3 is thermally cured by means such as heat treatment. (Fourth Step) When the resin 3 is thermally cured in this manner, a large number of ceramic bodies 2 are molded with the resin 3 while being wrapped in the resin 3 as shown in FIG.
しかる後に、管体５を除去すると第２図に示す
如きセラミツクロール４が完成するのである。 After that, the tubular body 5 is removed, and the ceramic roll 4 as shown in FIG. 2 is completed.
このように構成されたセラミツクロール４は例
えば移送用コンベアのガイドロールとして用いら
れるのであるが、コンベアベルトとセラミツクロ
ール４との摩擦によつて、該セラミツクロール４
が仮え摩耗したとしても、該セラミツクロール４
は第３図の状態から第４図の状態に至り、粒状の
セラミツク体２，２…の半分のところまで摩耗し
た状態下においても、これら多数のセラミツク体
２，２…は樹脂３によつて強固に包まれている。 The ceramic roll 4 configured in this way is used, for example, as a guide roll of a transfer conveyor, and due to the friction between the conveyor belt and the ceramic roll 4, the ceramic roll 4 is
Even if the ceramic roll 4 is worn out,
has reached the state shown in FIG. 4 from the state shown in FIG. It is tightly wrapped.
しかし、先にも述べた如く円筒状に配設したセ
ラミツク体２，２…を樹脂３により樹脂モールド
するので、円筒度がよく、樹脂モールドすること
により、セラミツク体２…を該樹脂３で包み込む
から、これら両者２，３間の接着強度も安定し、
加えて作業性もよく、製造コストが安価となるの
である。 However, as mentioned earlier, since the ceramic bodies 2, 2... arranged in a cylindrical shape are resin-molded with the resin 3, the cylindricity is good, and by resin molding, the ceramic bodies 2... are wrapped in the resin 3. Therefore, the adhesive strength between these two 2 and 3 is also stable,
In addition, it is easy to work with and the manufacturing cost is low.
以上は本発明の第１発明の実施例である。 The above is an embodiment of the first aspect of the present invention.
次に本発明の第２発明の実施例について説明す
る。 Next, a second embodiment of the present invention will be described.
この第２発明の実施例では第１図に示す管体５
をまず高速回転させ、この高速回転中の管体５内
に多数のセラミツク体２，２…を入れる。 In this embodiment of the second invention, the tube body 5 shown in FIG.
is first rotated at high speed, and a large number of ceramic bodies 2, 2, . . . are placed inside the tube body 5 which is rotating at high speed.
このように高速回転中の管体５内にセラミツク
体２，２…を入れると、これらの各セラミツク体
２，２…は遠心力によつて管体５内面に均一沿設
するのである。（第１工程）
以下の第２工程から最終工程までは第１発明の
それと同様であり、斯る製造方法においても第２
図に示す如きセラミツクロール４を得ることがで
きる。 When the ceramic bodies 2, 2, . (First step) The following steps from the second step to the final step are the same as those of the first invention, and the second invention also applies to this manufacturing method.
A ceramic roll 4 as shown in the figure can be obtained.
この第２発明の実施例が先の第１発明の実施例
と異なる点は、第１工程の自動化であり、その他
の作用・効果については第１発明のそれと同様で
あるので、詳細な説明は省略する。 The difference between this embodiment of the second invention and the previous embodiment of the first invention is that the first step is automated, and other functions and effects are the same as those of the first invention, so a detailed explanation will be given below. Omitted.
なお、セラミツク体２を予め接着処理しておく
と、樹脂３に対する接着強度がより一層向上す
る。また、樹脂３として弾性を有する樹脂を用い
ると、ロールの耐衝撃性のより一層の向上を図る
ことができることは云うまでもない。 Note that if the ceramic body 2 is subjected to adhesive treatment in advance, the adhesive strength to the resin 3 is further improved. Furthermore, it goes without saying that if an elastic resin is used as the resin 3, the impact resistance of the roll can be further improved.
(ト) 発明の効果 本発明の特有の効果は次の通りである。(g) Effects of the invention The unique effects of the present invention are as follows.
すなわち、本発明の第１発明によれば、管体５
内面の接着層に沿設させたセラミツク体２，２…
を、製造最終工程において樹脂３により樹脂モー
ルドすることができるので、簡単な製造方法で以
つて良好な円筒度が得られるうえ、樹脂モールド
することにより、該樹脂３で前記セラミツク体
２，２…を包み込むから、セラミツク体２の樹脂
３に対する接着強度が安定し、加えて従来の如き
多数のセラミツク板を脹り付ける煩わしい作業が
不要であるから、従来例のものと比較してその作
業性の大幅な改善を図ることができて、製造コス
トが安価となる効果がある。 That is, according to the first aspect of the present invention, the tube body 5
Ceramic bodies 2, 2 along the inner adhesive layer...
can be resin-molded with resin 3 in the final manufacturing process, so good cylindricity can be obtained with a simple manufacturing method, and by resin-molding, the resin 3 can be used to mold the ceramic bodies 2, 2... Since the adhesive strength of the ceramic body 2 to the resin 3 is stabilized, the cumbersome work of bulging a large number of ceramic plates as in the conventional method is not necessary, so the workability is improved compared to the conventional method. Significant improvements can be made and manufacturing costs can be reduced.
また、本発明の第２発明によれば、第１発明の
効果に加えて次の効果がある。すなわち、第１工
程の自動化ができるので、製造装置さえ設備すれ
ば、その製造方法がより一層簡単となる効果があ
る。 Further, according to the second invention of the present invention, in addition to the effects of the first invention, there are the following effects. That is, since the first step can be automated, the manufacturing method can be made even simpler as long as the manufacturing equipment is installed.
第１図は本発明に係るセラミツクロールの製造
方法の一実施例を示す断面図、第２図は同方法に
よつて製造されたセラミツクロールの断面図、第
３図は第２図のロールを平面的に示す部分断面
図、第４図は摩耗状況を示す部分断面図、第５図
は従来のセラミツクロールを示す側面図、第６図
は第５図の断面図である。
１……金属製ロール芯、２……セラミツク体、
３……樹脂、５……管体。
FIG. 1 is a cross-sectional view showing an example of the method for manufacturing a ceramic roll according to the present invention, FIG. 2 is a cross-sectional view of a ceramic roll manufactured by the same method, and FIG. 3 is a cross-sectional view of the roll of FIG. FIG. 4 is a partial cross-sectional view showing a state of wear, FIG. 5 is a side view showing a conventional ceramic roll, and FIG. 6 is a cross-sectional view of FIG. 5. 1... Metal roll core, 2... Ceramic body,
3... Resin, 5... Tube body.
Claims (1)
数のセラミツク体２を入れて、これらセラミツク
体２を管体５内面に沿設する工程と、管体５軸心
部に金属製ロール芯１を配設する工程と、管体５
内面に沿設したセラミツク体２と金属製ロール芯
１との間に熱硬化性の液状樹脂３を注入する工程
と、該樹脂３を熱硬化する工程とからなるセラミ
ツクロールの製造方法。 ２ 高速回転中の管体５内に粒状の多数のセラミ
ツク体２を入れて、該セラミツク体２を遠心力で
管体５内面に沿設する工程と、管体５軸心部に金
属製ロール芯１を配設する工程と、管体５内面に
沿設したセラミツク体２と金属製ロール芯１との
間に熱硬化性の液状樹脂３を注入する工程と、該
樹脂３を熱硬化する工程とからなるセラミツクロ
ールの製造方法。[Scope of Claims] 1. A process of placing a large number of granular ceramic bodies 2 into a tube 5 having an adhesive layer formed on the inner surface, and arranging these ceramic bodies 2 along the inner surface of the tube 5; The process of arranging the metal roll core 1 in the core, and the process of disposing the metal roll core 1 in the center, and
A method for manufacturing a ceramic roll comprising the steps of injecting a thermosetting liquid resin 3 between a ceramic body 2 and a metal roll core 1 along the inner surface, and thermosetting the resin 3. 2. A step in which a large number of granular ceramic bodies 2 are placed inside the tube 5 which is rotating at high speed, and the ceramic bodies 2 are placed along the inner surface of the tube 5 by centrifugal force, and a metal roll is placed at the axial center of the tube 5. A step of disposing the core 1, a step of injecting a thermosetting liquid resin 3 between the ceramic body 2 placed along the inner surface of the tube body 5 and the metal roll core 1, and thermosetting the resin 3. A method for producing ceramic rolls consisting of steps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20729184A JPS6186306A (en) | 1984-10-02 | 1984-10-02 | Method of manufacturing ceramic roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20729184A JPS6186306A (en) | 1984-10-02 | 1984-10-02 | Method of manufacturing ceramic roll |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6186306A JPS6186306A (en) | 1986-05-01 |
| JPH0129128B2 true JPH0129128B2 (en) | 1989-06-08 |
Family
ID=16537358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20729184A Granted JPS6186306A (en) | 1984-10-02 | 1984-10-02 | Method of manufacturing ceramic roll |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6186306A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61203620U (en) * | 1985-06-10 | 1986-12-22 | ||
| US4876875A (en) * | 1987-12-04 | 1989-10-31 | Coors Porcelain Company | Supported ceramic guide roller |
| JPH04148713A (en) * | 1990-10-12 | 1992-05-21 | Kubota Corp | Manufacture of ceramic roll and ceramic sleeve |
| JPH04148714A (en) * | 1990-10-12 | 1992-05-21 | Kubota Corp | Manufacture of ceramic roll and ceramic sleeve |
| DK0576578T3 (en) * | 1991-03-19 | 1996-05-06 | Procter & Gamble | Cosmetic compositions containing hydrophobically modified nonionic polymer and unsaturated quaternary ammonium surfactant |
| JP2694839B2 (en) * | 1993-07-20 | 1997-12-24 | インターナショナル・ビジネス・マシーンズ・コーポレイション | Paper transport roller |
-
1984
- 1984-10-02 JP JP20729184A patent/JPS6186306A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6186306A (en) | 1986-05-01 |
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