JPH0647156Y2 - Block belt - Google Patents

Block belt

Info

Publication number
JPH0647156Y2
JPH0647156Y2 JP9245889U JP9245889U JPH0647156Y2 JP H0647156 Y2 JPH0647156 Y2 JP H0647156Y2 JP 9245889 U JP9245889 U JP 9245889U JP 9245889 U JP9245889 U JP 9245889U JP H0647156 Y2 JPH0647156 Y2 JP H0647156Y2
Authority
JP
Japan
Prior art keywords
belt
block
fitting
center
groove
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
Application number
JP9245889U
Other languages
Japanese (ja)
Other versions
JPH0332234U (en
Inventor
健次郎 橋本
貞一 小西
晋一 高木
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.)
Mitsuboshi Belting Ltd
Original Assignee
Mitsuboshi Belting 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 Mitsuboshi Belting Ltd filed Critical Mitsuboshi Belting Ltd
Priority to JP9245889U priority Critical patent/JPH0647156Y2/en
Publication of JPH0332234U publication Critical patent/JPH0332234U/ja
Application granted granted Critical
Publication of JPH0647156Y2 publication Critical patent/JPH0647156Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16GBELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G5/00V-belts, i.e. belts of tapered cross-section
    • F16G5/16V-belts, i.e. belts of tapered cross-section consisting of several parts
    • F16G5/166V-belts, i.e. belts of tapered cross-section consisting of several parts with non-metallic rings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Escalators And Moving Walkways (AREA)
  • Belt Conveyors (AREA)

Description

【考案の詳細な説明】 (産業上の利用分野) 本考案の自動車、自動二輪車、農業機械等に用いられる
無段変速装置に使用されるブロックベルト及び同ベルト
の製造方法に関する。
DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a block belt used in a continuously variable transmission used in automobiles, motorcycles, agricultural machines and the like, and a method of manufacturing the belt.

(従来技術) 従来、抗張体を埋設したエラストマー製のセンターベル
トに多数のブロック体を固定したベルトがあるが屈曲性
の良いセンターベルトと剛性の高いブロック体の接合が
動力伝達、耐久性やベルト製造の面で重要なポイントと
なる。ブロック体とセンターベルト間にはトルク伝達を
する時に大きな剪断力がかかり、ベルトの伝達力はこれ
らの接合力に影響され、ベルトの耐久性はこの接合部分
の耐久性にかかっているといえる。また、複雑な接合は
コストアップにつながり汎用性に欠ける。
(Prior Art) Conventionally, there is a belt in which a large number of block bodies are fixed to an elastomer center belt in which a tensile body is embedded. However, the joining of the center belt with good flexibility and the block body with high rigidity provides power transmission, durability and It is an important point in terms of belt manufacturing. It can be said that a large shearing force is applied between the block body and the center belt when torque is transmitted, the transmission force of the belt is affected by these joining forces, and the durability of the belt depends on the durability of this joining portion. Further, complicated joining leads to cost increase and lacks versatility.

平ベルトとブロック体の固定方法は、ブロック体と平ベ
ルトに貫通させた孔にボルトやリベット等で固定する方
法やブロック体の両側面に設けた溝に2本の平ベルトを
嵌入する方法等がとられていた。
The method of fixing the flat belt and the block body includes fixing the block body and the flat belt with holes through the block body and the rivet, and inserting two flat belts into the grooves provided on both sides of the block body. Was taken.

(考案が解決しようとする課題) ボルトやリベット等で固定する方法は強固な固定が可能
であるという利点を有するものの、ベルト製造において
工程数がかかり、製造コストに影響するという問題があ
る。
(Problems to be solved by the invention) Although the method of fixing with bolts or rivets has an advantage that it can be firmly fixed, there is a problem in that the number of steps in manufacturing a belt is required and manufacturing cost is affected.

また、ブロック体の両側面に設けた溝にセンターベルト
と嵌合する方法ではブロック体とセンターベルト間の固
定に不安が残り、耐久性において問題がある。
Further, in the method of fitting the center belt into the grooves provided on both side surfaces of the block body, there is a concern about fixing between the block body and the center belt, and there is a problem in durability.

本考案は上記のような問題を考慮し、トルク伝達時のブ
ロックとセンターベルト間の剪断力に対し十分な耐久性
を示し、且つ容易に製造できるような構造のブロックベ
ルトの提供を目的とする。
SUMMARY OF THE INVENTION In consideration of the above problems, the present invention has an object to provide a block belt having sufficient durability against a shearing force between a block and a center belt at the time of torque transmission and easily manufactured. .

(課題を解決するための手段) 上記のような目的を達成するために本考案は抗張体を埋
設したエラストマーからなり、上下表面に所定ピッチで
歯部と溝部を交互に設けたセンターベルトの歯部もしく
は溝部に上下ブロック体を嵌合させたブロックベルトに
おいて、前記上下ブロック体にはベルト上下面と側面に
当たる部分に嵌合溝を有し、バネ材からなる固定具を前
記嵌合溝に嵌合することによってブロック体を固定して
なることを特徴とする。
(Means for Solving the Problems) In order to achieve the above-mentioned object, the present invention is composed of an elastomer in which a tensile body is embedded, and a center belt of which upper and lower surfaces are alternately provided with teeth and grooves at a predetermined pitch. In a block belt in which upper and lower block bodies are fitted in tooth portions or groove portions, the upper and lower block bodies have fitting grooves at portions corresponding to the belt upper and lower surfaces and side surfaces, and a fixing member made of a spring material is fitted in the fitting groove. It is characterized in that the block body is fixed by fitting.

(作用) ブロックとセンターベルト間の剪断力に対してはブロッ
クとセンターベルトを嵌合した凹凸部が強度を保ちブロ
ックとセンターベルトの固定はバネ材からなる固定具を
ブロック体に設けた嵌合溝に嵌合することによって行な
われているので固定するのは容易であり、手間もかから
ない。
(Function) The concavo-convex part where the block and the center belt are fitted maintains the strength against the shearing force between the block and the center belt, and the block and the center belt are fixed to each other by fitting a fixture made of a spring material to the block body. Since it is carried out by fitting it in the groove, it is easy to fix and does not take much labor.

以下、添付図面に従って本考案の実施例を詳述する。Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

(実施例) 第1図は本考案のブロックベルトの実施例を示す斜視断
面図である。第2図はブロックベルトの要部側面図、第
3図は上ブロックの平面図、第4図は上ブロックの側面
図、第5図は下ブロックの底面図、第6図は下ブロック
の側面図、第7図は固定具の正面図である。
(Embodiment) FIG. 1 is a perspective sectional view showing an embodiment of the block belt of the present invention. 2 is a side view of a main part of the block belt, FIG. 3 is a plan view of the upper block, FIG. 4 is a side view of the upper block, FIG. 5 is a bottom view of the lower block, and FIG. 6 is a side view of the lower block. FIG. 7 is a front view of the fixture.

ブロックベルト(1)はガラス繊維、芳香族ポリアミド
繊維等の低伸度で高強力のロープ状の抗張体(2)を埋
設し、上下面に所定ピッチで歯部(7)を設けたセンタ
ーベルト(3)と、前記センターベルトの歯部(7)に
上下ブロック(4a)(4b)の凹部(8)と嵌合させ、更
にバネ材からなる固定具(5)を上下ブロック(4a)
(4b)のベルト上下面及び側面に設けた嵌合溝(6)に
嵌合し、センターベルト(3)と上下ブロック(4a)
(4b)を固定している。
The block belt (1) is a center in which a low-strength, high-strength rope-shaped tensile member (2) such as glass fiber or aromatic polyamide fiber is embedded, and tooth portions (7) are provided on the upper and lower surfaces at a predetermined pitch. The belt (3) and the tooth portion (7) of the center belt are fitted into the recesses (8) of the upper and lower blocks (4a) and (4b), and a fixture (5) made of a spring material is further attached to the upper and lower blocks (4a).
Fitted in the fitting grooves (6) provided on the upper and lower surfaces and side surfaces of the belt (4b), the center belt (3) and the upper and lower blocks (4a)
(4b) is fixed.

このような構造をとっているため、本考案のブロックベ
ルト(1)ではベルト走行時のブロックとセンターベル
ト間に生じる剪断力に対してはセンターベルト(3)の
表面に設けた歯部(7)と上下ブロック体(4a)(4b)
にそれぞれ設けた凹部(8)との嵌合によって、剪断力
は歯部(7)と凹部(8)の表面で均一に受け、十分な
耐久性を示す。
Due to such a structure, in the block belt (1) of the present invention, the tooth portion (7) provided on the surface of the center belt (3) against the shearing force generated between the block and the center belt when the belt is running. ) And upper and lower blocks (4a) (4b)
Due to the fitting with the recesses (8) provided in each of them, the shearing force is uniformly received on the surfaces of the teeth (7) and the recesses (8), and sufficient durability is exhibited.

また、上下ブロック体(4a)(4b)とセンターベルト
(3)との固定はバネ材からなる固定具(6)によって
いるのでベルト製造時の工程で固定のためにかける手間
がボルトやリベットでの固定に比べ、かなり少なくな
る。また、固定具(6)は上下ブロック体(4a)(4b)
に設けた嵌合溝に合うような形状であり、第7図のよう
に端部を鍵状にした長方形状のものの他にも楕円状のも
のでもよく、また端部は鍵状にせず、第8図のような開
口部を持ったものでもよい。
Also, since the upper and lower block bodies (4a) (4b) and the center belt (3) are fixed by the fixing tool (6) made of a spring material, the effort required for fixing the belt belt in the process of manufacturing the belt requires bolts or rivets. It is much less than fixing. Further, the fixture (6) is the upper and lower block bodies (4a) (4b)
The shape is such that it fits into the fitting groove provided in, and it may be an elliptical shape in addition to the rectangular shape in which the ends are keyed as shown in FIG. 7, and the ends are not keyed, It may have an opening as shown in FIG.

固定具(6)のバネ材として用いられる鋼材としては炭
素鋼、銅合金、ニッケル合金やNi-Mn、Mn-Cr、Ni-Cr-Mo
等の特殊鋼が挙げられる。
Carbon steel, copper alloys, nickel alloys, Ni-Mn, Mn-Cr, Ni-Cr-Mo are used as steel materials used as spring materials for the fixture (6).
And other special steels.

また、これまでの実施例ではベルト上面に固定具(6)
の端部があるものしか挙げていないが、ベルト下面側ま
た側面に固定具(6)の端部をもってきてもかまわな
い。しかし、側面に固定具(6)の端部が存在すると経
時によって固定具(6)が変形しプーリに接触してしま
う可能性もあるので上面側か下面側にもってくることが
好ましい。
Further, in the above-described embodiments, the fixture (6) is attached to the upper surface of the belt.
However, it is also possible to bring the end of the fixing tool (6) on the lower surface side or the side surface of the belt. However, if there is an end portion of the fixing tool (6) on the side surface, the fixing tool (6) may deform with time and come into contact with the pulley. Therefore, it is preferable to bring it to the upper surface side or the lower surface side.

(効果) 以上のようにセンターベルトの歯部もしくは溝部に上下
ブロックを嵌合しバネ材からなる留め金具でセンターベ
ルトとブロックを固定した構造をとっているのでセンタ
ーベルトとブロック間の剪断力に対してはセンターベル
トと歯部もしくは溝部とブロックとの嵌合によって十分
な耐久性を示し、バネ材による固定は従来のボルトやリ
ベットでの固定に比べ簡単であり、製造が容易であり、
ベルトの低価格化につながるという効果を奏する。
(Effect) As described above, the upper and lower blocks are fitted in the teeth or grooves of the center belt, and the center belt and the block are fixed with the fasteners made of spring material. On the other hand, it shows sufficient durability by fitting the center belt and teeth or groove and block, fixing with spring material is easier than fixing with conventional bolts and rivets, easy to manufacture,
It has the effect of reducing the price of the belt.

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

第1図は本考案のブロックベルトの要部斜視断面図、第
2図は同ベルトの要部側面図、第3図は上ブロック体の
平面図、第4図は上ブロック体の側面図、第5図は下ブ
ロック体の底面図、第6図は下ブロック体の側面図、第
7図は固定具の正面図、第8図は別の固定具の実施例を
示す正面図である。 (1)……ブロックベルト (2)……抗張体 (3)……センターベルト (4a)……上ブロック (4b)……下ブロック (5)……固定具 (6)……嵌合溝 (7)……歯部 (8)……凹部
Fig. 1 is a perspective sectional view of a main part of a block belt of the present invention, Fig. 2 is a side view of the main part of the belt, Fig. 3 is a plan view of an upper block body, and Fig. 4 is a side view of the upper block body. FIG. 5 is a bottom view of the lower block body, FIG. 6 is a side view of the lower block body, FIG. 7 is a front view of the fixture, and FIG. 8 is a front view showing another embodiment of the fixture. (1) …… Block belt (2) …… Tensile body (3) …… Center belt (4a) …… Upper block (4b) …… Lower block (5) …… Fixing device (6) …… Mating Groove (7) …… Tooth (8) …… Concave

───────────────────────────────────────────────────── フロントページの続き (56)参考文献 実開 平1−38349(JP,U) 実開 昭62−156646(JP,U) 実開 昭61−168343(JP,U) 実開 昭60−26351(JP,U) ─────────────────────────────────────────────────── ─── Continuation of the front page (56) References: 1-38349 (JP, U): 62-156646 (JP, U): 61-168343 (JP, U): 60-168 26351 (JP, U)

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 【請求項1】抗張体を埋設したエラストマーからなり、
上下表面に所定ピッチで歯部と溝部を交互に設けたセン
ターベルトの歯部もしくは溝部に上下ブロック体を嵌合
させたブロックベルトにおいて、前記上下ブロック体に
ベルト上下面と側面に当たる部分に嵌合溝を設けてバネ
材からなる固定具を前記嵌合溝に嵌合することによって
上下ブロック体を固定してなることを特徴とするブロッ
クベルト。
1. An elastomer in which a tensile body is embedded,
In a block belt in which upper and lower block bodies are fitted in the tooth portions or groove portions of a center belt in which tooth portions and groove portions are alternately provided on the upper and lower surfaces at predetermined pitches, the block belt is fitted on the upper and lower block bodies that contact the belt upper and lower surfaces and side surfaces. A block belt, wherein upper and lower block bodies are fixed by forming a groove and fitting a fixture made of a spring material into the fitting groove.
JP9245889U 1989-08-04 1989-08-04 Block belt Expired - Lifetime JPH0647156Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9245889U JPH0647156Y2 (en) 1989-08-04 1989-08-04 Block belt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9245889U JPH0647156Y2 (en) 1989-08-04 1989-08-04 Block belt

Publications (2)

Publication Number Publication Date
JPH0332234U JPH0332234U (en) 1991-03-28
JPH0647156Y2 true JPH0647156Y2 (en) 1994-11-30

Family

ID=31641886

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9245889U Expired - Lifetime JPH0647156Y2 (en) 1989-08-04 1989-08-04 Block belt

Country Status (1)

Country Link
JP (1) JPH0647156Y2 (en)

Also Published As

Publication number Publication date
JPH0332234U (en) 1991-03-28

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