JPH03138209A - Conveyor belt joining method - Google Patents
Conveyor belt joining methodInfo
- Publication number
- JPH03138209A JPH03138209A JP27579389A JP27579389A JPH03138209A JP H03138209 A JPH03138209 A JP H03138209A JP 27579389 A JP27579389 A JP 27579389A JP 27579389 A JP27579389 A JP 27579389A JP H03138209 A JPH03138209 A JP H03138209A
- Authority
- JP
- Japan
- Prior art keywords
- finger
- conveyor belt
- joint
- length
- joining portion
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 7
- 229920001971 elastomer Polymers 0.000 claims abstract description 20
- 239000005060 rubber Substances 0.000 claims abstract description 20
- 210000001145 finger joint Anatomy 0.000 claims description 20
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 8
- 239000004677 Nylon Substances 0.000 abstract description 3
- 229920001778 nylon Polymers 0.000 abstract description 3
- 230000002787 reinforcement Effects 0.000 abstract description 3
- 239000004760 aramid Substances 0.000 description 2
- 229920003235 aromatic polyamide Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Belt Conveyors (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
二の発明は、コンベヤーベルトの接合方法に係わり、更
に詳しくはフィンガー接合部における接合力を低下させ
ることなく、長手方向の柔軟性及び耐プーリ屈曲性を向
上させたコンベヤーベルトの接合方法に関するものであ
る。Detailed Description of the Invention [Field of Industrial Application] The second invention relates to a method of joining conveyor belts, and more specifically, it is possible to improve longitudinal flexibility and pulley resistance without reducing the joining force at finger joints. The present invention relates to a method for joining a conveyor belt with improved flexibility.
従来、少なくともタテ糸に芳香族ポリアミド繊維を用い
た帆布状またはコード状の張力層を有する２層構造のコ
ンベヤーベルトは、その接合部の構造として、２枚の張
力層を各々段違い状態で配設し、そしてその上下面を補
強布で覆するステップスプライス構造のものと、第３図
及び第４図に示すように、２枚の張力Ｎ １ ａ 。Conventionally, a conveyor belt with a two-layer structure having a canvas-like or cord-like tension layer using aromatic polyamide fibers for at least the warp threads has two tension layers arranged at different levels as the structure of the joint part. and a step splice structure in which the top and bottom surfaces are covered with reinforcing cloth, and two sheets with tension N 1 a as shown in FIGS. 3 and 4.
１ｂの接合端部２を鋸刃状に形成し、これを相互に噛み
合うように係合させた状態でその上下面を補強布３ａ、
３ｂで覆するフィンガースプライス構造とが知られてい
る。The joint end 2 of 1b is formed into a saw blade shape, and the upper and lower surfaces thereof are covered with reinforcing cloth 3a,
A finger splice structure in which 3b is reversed is known.
然しなから、上記ステップスプライス構造のものは、接
合部の接合力がベルト本体の５０〜５５χと低（、また
プーリ屈曲により接合部に剥離が発生し易いために、接
合部の接合力の低下が大きいと言う問題があった。However, with the above step splice structure, the joining force at the joint is as low as 50 to 55χ of the belt body (also, peeling easily occurs at the joint due to pulley bending, resulting in a decrease in the joining force at the joint). The problem was that it was large.
また、フィンガースプライス構造のものは、上記のよう
に２枚の張力層１ａ、ｌｂの接合端部２を鋸刃状に形成
し、これを相互に噛み合うように係合させた状態でその
上下面を補強布３ａ、３ｂで覆うと共に、上面側のカバ
ーゴム４ａと下面側のカバーゴム４ｂとで被覆した構造
であるが、接合部の長手方向の剛性が高く柔軟性に欠け
ると言う問題があり、またプーリ屈曲により接合部の接
合力が大きく低下して抜は易いと言う問題があった。In addition, in the finger splice structure, as described above, the joint ends 2 of the two tension layers 1a and 1b are formed into a sawtooth shape, and the upper and lower surfaces of the two tension layers 1a and 1b are engaged with each other in a state where they are engaged with each other. is covered with reinforcing cloths 3a and 3b, and is also covered with cover rubber 4a on the upper surface side and cover rubber 4b on the lower surface side, but there is a problem in that the joint part has high rigidity in the longitudinal direction and lacks flexibility. Furthermore, there was a problem in that the bending of the pulley greatly reduced the bonding force at the joint, making it easy to remove.
この発明は、かかる従来の課題に着目して案出されたも
ので、フィンガー接合部における接合力を低下させるこ
となく、しかも接合部の長さを長（せずに、耐プーリ屈
曲性を大幅に向上させたコンベヤーベルトの接合方法を
提供することを目的とするものである。This invention was devised in view of the above-mentioned conventional problems, and it greatly improves the pulley bending resistance without reducing the bonding force at the finger joints and increasing the length of the joints. It is an object of the present invention to provide a method for joining conveyor belts that is improved in the following manner.
〔課題を解決するための手段〕
この発明は上記目的を達成するため、コンベヤーベルト
本体の内側に位置する張力層のフィンガー接合部先端を
切断除去し、この切断除去した部分にゴムシートを充填
した状態で、フィンガー接合部の上下部に補強布を配設
し、更にその上下部をカバーゴムにより被覆することを
要旨とするものであり、フィンガー接合部先端の切断除
去する長さは、フィンガー長さの約３０％〜４０％にす
るのが好ましい。[Means for Solving the Problems] In order to achieve the above object, the present invention includes cutting and removing the tip of the finger joint of the tension layer located inside the conveyor belt body, and filling the cut and removed portion with a rubber sheet. The main idea is to place reinforcing cloth at the top and bottom of the finger joint, and cover the top and bottom with cover rubber, and the length of the tip of the finger joint to be cut and removed is equal to the length of the finger. Preferably, the thickness is approximately 30% to 40%.
この発明は上記のように構成され、コンベヤーベルト本
体の内側に位置する１枚の張力層のフィンガー接合部先
端の一方を切断除去することで、フィンガー接合部にお
ける接合力を低下させることな（、しかも接合部の長さ
を長くせずに、耐プーリ屈曲性を大幅に向上させること
が出来るものである。This invention is constructed as described above, and by cutting and removing one of the tips of the finger joints of one tension layer located inside the conveyor belt main body, the bonding force at the finger joints is not reduced ( Furthermore, the pulley bending resistance can be significantly improved without increasing the length of the joint.
以下、添付図面に基づき、この発明の実施例”を説明す
る。Embodiments of the present invention will be described below with reference to the accompanying drawings.
なお、従来例と同一構成要素は、同一符号を付して説明
は省略する。Note that the same components as those in the conventional example are given the same reference numerals, and the description thereof will be omitted.
第１図は、この発明を実施した接合部Ｗがフィンガース
プライス構造のコンベヤーベルト本体の平面図、第２図
は第１図の■−■矢視断面図を示し、Ｉａ、ｌｂは、少
なくともタテ糸に芳香族ポリアミド繊維を用いた帆布状
またはコード状の張力層、２は張力層１ａ、１ｂの接合
端部で、鋸刃状に形成されている。FIG. 1 is a plan view of a conveyor belt main body in which the joint part W has a finger splice structure according to the present invention, and FIG. A canvas-like or cord-like tension layer using aromatic polyamide fibers as threads, 2 is a joint end of the tension layers 1a and 1b, and is formed in a sawtooth shape.
また、３ａ、３ｂは張力層１ａ、ｌｂの接合端部の上下
面を覆うナイロン帆布等から成る補強布、４ａは上面側
のカバーゴム、４ｂは下面側のカバーゴムを示している
。Further, 3a and 3b are reinforcing cloths made of nylon canvas or the like that cover the upper and lower surfaces of the joint ends of the tension layers 1a and 1b, 4a is a cover rubber on the upper surface side, and 4b is a cover rubber on the lower surface side.
この発明では、上記接合部Ｗにおける張力層ｌａ、ｌｂ
の少なくともコンベヤーベルト本体の内側に位置する張
力層１ｂのフィンガー接合部先端５を切断除去しである
。In this invention, the tension layers la and lb in the joint W
At least the finger joint tip 5 of the tension layer 1b located inside the conveyor belt body is cut and removed.
そして、鋸刃状のフィンガー接合部先端５を相互に噛み
合うように係合させた状態で、前記切断除去した部分Ｘ
に、同厚の未加硫のゴムシート６を充填した状態でボリ
ュームを調整した後、フィンガー接合部Ｗの上下部にナ
イロン帆布等から成る補強布３ａ、３ｂを配設し、更に
その上下部をカバーゴム４ａ、４ｂにより被覆して構成
しである。Then, the cut and removed portion
After adjusting the volume with unvulcanized rubber sheet 6 filled with the same thickness, reinforcing cloths 3a and 3b made of nylon canvas or the like are arranged at the upper and lower parts of the finger joint W, and furthermore, the upper and lower parts are are covered with cover rubbers 4a and 4b.
また、フィンガー接合部Ｗの先端の切断除去する長さ！
、は、フィンガー長さ２の約３０％〜４０％にするのが
好ましい。Also, the length of the tip of the finger joint W to be cut and removed!
, is preferably about 30% to 40% of the finger length 2.
即ち、切断除去する長さしを、フィンガー長さ２の３０
％以下にすると、プーリ屈曲によりフィンガー接合部Ｗ
における張力層１ａ、１ｂの跳ね上がりが生じ、接合力
が低下して接合部が抜は易くなり、また４０％以上にす
ると切断強度や引張強度が弱くなると言う問題が生ずる
。In other words, the length to be cut and removed is 30 mm of finger length 2.
% or less, the finger joint W will be damaged due to pulley bending.
The tension layers 1a and 1b will spring up, the bonding force will decrease, and the bonded portion will easily come off, and if it exceeds 40%, there will be a problem that the cutting strength and tensile strength will become weak.
この発明は、上記のように２層構造のフィンガー接合部
Ｗにおける張力Ｎｉｂ、の接合部先端５を切断除去する
ことで、接合部Ｗの長手方向の柔軟性を向上させること
が出来ると共に、耐プーリ屈曲性を大幅に向上させるこ
とが出来るものである。This invention improves the flexibility in the longitudinal direction of the joint W by cutting and removing the joint tip 5 of the tension Nib in the finger joint W of the two-layer structure as described above. This makes it possible to significantly improve pulley flexibility.
この発明は、上記のようにコンベヤーベルト本体の内側
に位置する張力層のフィンガー接合部先端を切断除去し
、この切断除去した部分にゴムシートを充填した状態で
、フィンガー接合部の上下部に補強布を配設し、更にそ
の上下部をカバーゴムにより被覆することにより、フィ
ンガー接合部における接合力を低下させることなく、し
かも接合部の長さを長くせずに、耐プーリ屈曲性を大幅
に向上させることが出来る効果がある。In this invention, as described above, the tips of the finger joints of the tension layer located inside the conveyor belt body are cut and removed, and the cut and removed portions are filled with rubber sheets to reinforce the upper and lower parts of the finger joints. By arranging the cloth and covering the upper and lower parts with cover rubber, the pulley bending resistance is significantly increased without reducing the bonding force at the finger joints or increasing the length of the joints. There are effects that can be improved.
第１図は、この発明を実施した接合部がフィンガースプ
ライス構造のコンベヤーベルト本体の平面図、第２図は
第１図の■−■矢視断面図、第３図は従来の接合部がフ
ィンガースプライス構造のコンベヤーベルト本体の平面
図、第４図は第３図のＩＶ−ＩＶ矢視断面図である。
ｌａ、ｌｂ・・・張力層、２・・・接合端部、３ａ。
３ｂ・・・補強布、４ａ・・・上面側のカバーゴム、４
ｂ・・・下面側のカバーゴム、５・・・フィンガー接合
部先端、６・・・ゴムシート、Ｗ・・・接合部、Ｘ・・
・切断除去した部分。Fig. 1 is a plan view of a conveyor belt main body in which the joint part has a finger splice structure according to the present invention, Fig. 2 is a cross-sectional view taken along the arrow ■-■ in Fig. 1, and Fig. 3 shows a conventional joint part having a finger splice structure. FIG. 4 is a plan view of the main body of the conveyor belt having a splice structure, and is a sectional view taken along the line IV-IV in FIG. 3. la, lb...Tension layer, 2...Joining end, 3a. 3b... Reinforcement cloth, 4a... Top side cover rubber, 4
b... Lower cover rubber, 5... Tip of finger joint, 6... Rubber sheet, W... Joint, X...
・The part that was cut and removed.
Claims (1)
を配設し、その上下をカバーゴムにより被覆して成るコ
ンベヤーベルトの接合方法において、前記コンベヤーベ
ルト本体の内側に位置する張力層のフィンガー接合部先
端を切断除去し、この切断除去した部分にゴムシートを
充填した状態で、フィンガー接合部の上下部に補強布を
配設し、更にその上下部をカバーゴムにより被覆するこ
とを特徴とするコンベヤーベルトの接合方法。 ２、前記フィンガー接合部先端の切断除去する長さは、
フィンガー長さの約３０％〜４０％にする請求項１に記
載のコンベヤーベルトの接合方法。[Scope of Claims] A method for joining a conveyor belt, in which reinforcing cloth is disposed above and below the finger joints of one or two tension layers, and the top and bottom of the reinforcing cloth are covered with cover rubber. The tip of the finger joint of the inner tension layer is cut and removed, and the cut and removed part is filled with a rubber sheet, reinforcing fabric is placed at the top and bottom of the finger joint, and the top and bottom are covered. A method for joining a conveyor belt characterized by coating it with rubber. 2. The length to be cut and removed at the tip of the finger joint is:
The method of claim 1, wherein the length of the conveyor belt is about 30% to 40% of the finger length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27579389A JP2757044B2 (en) | 1989-10-25 | 1989-10-25 | Conveyor belt joining method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27579389A JP2757044B2 (en) | 1989-10-25 | 1989-10-25 | Conveyor belt joining method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03138209A true JPH03138209A (en) | 1991-06-12 |
| JP2757044B2 JP2757044B2 (en) | 1998-05-25 |
Family
ID=17560494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP27579389A Expired - Fee Related JP2757044B2 (en) | 1989-10-25 | 1989-10-25 | Conveyor belt joining method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2757044B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH058226A (en) * | 1991-07-04 | 1993-01-19 | Mitsubishi Kasei Eng Co | Rotary cylinder type treating device |
| JPH0519224U (en) * | 1991-08-26 | 1993-03-09 | 三ツ星ベルト株式会社 | Conveyor belt joining structure |
| US5531316A (en) * | 1995-02-21 | 1996-07-02 | Bearings, Inc. | Conveyor belt and method of making same |
-
1989
- 1989-10-25 JP JP27579389A patent/JP2757044B2/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH058226A (en) * | 1991-07-04 | 1993-01-19 | Mitsubishi Kasei Eng Co | Rotary cylinder type treating device |
| JPH0519224U (en) * | 1991-08-26 | 1993-03-09 | 三ツ星ベルト株式会社 | Conveyor belt joining structure |
| US5531316A (en) * | 1995-02-21 | 1996-07-02 | Bearings, Inc. | Conveyor belt and method of making same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2757044B2 (en) | 1998-05-25 |
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