JP3017222B2 - Hoop wood cutter - Google Patents
Hoop wood cutterInfo
- Publication number
- JP3017222B2 JP3017222B2 JP1077889A JP7788989A JP3017222B2 JP 3017222 B2 JP3017222 B2 JP 3017222B2 JP 1077889 A JP1077889 A JP 1077889A JP 7788989 A JP7788989 A JP 7788989A JP 3017222 B2 JP3017222 B2 JP 3017222B2
- Authority
- JP
- Japan
- Prior art keywords
- ram
- hoop
- hole
- cutter
- driving
- 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
Links
Landscapes
- Shearing Machines (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本発明は自動プレス装置等に併設されるスクラップフ
ープ材処理用のフープ材カッタの改良に係り，特に重負
荷可能のフープ材カッタに関する。Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in a hoop cutter for scrap hoop processing provided in an automatic pressing device or the like, and more particularly to a hoop cutter capable of heavy load.
従来の技術 出願人の特公昭57−7846号等に記載された既知のフー
プ材カッタは固定刃と，この固定刃に対して偏心揺動し
て離接する動刃と，この動刃を駆動する駆動手段とを有
する。偏心カムによって，動刃は単なる剪断でなく揺動
を行うため有効な切断性能を有し，構造簡単であるか各
種の材料の切断し得る。2. Description of the Related Art A known hoop material cutter described in Japanese Patent Publication No. 57-7846 of the applicant has a fixed blade, a moving blade eccentrically oscillating with respect to the fixed blade, and a driving blade for driving the moving blade. Driving means. With the eccentric cam, the moving blade has an effective cutting performance because it swings, not merely shears, and is simple in structure or can cut various materials.
更に出願人の特願昭63−94937号に記載されたフープ
材カッタは,2個の偏心カムを使用し，両カムを歯車連結
する。この形式は重負荷に使用される。Furthermore, the hoop cutter described in Japanese Patent Application No. 63-94937 of the applicant uses two eccentric cams and connects both cams by gear. This type is used for heavy loads.
発明が解決しようとする問題点 上述のフープ材カッタは駆動軸に取付けた偏心カムを
駆動経路として使用する。このため，このカッタの故障
はカム周辺の機構の摩耗損傷に集中し，しかも精密部品
であるため修理費用が比較的高価である。このため，こ
のカッタを重負荷用に使用することは困難になる。Problems to be Solved by the Invention The hoop cutter described above uses an eccentric cam mounted on a drive shaft as a drive path. For this reason, the failure of the cutter concentrates on the wear and damage of the mechanism around the cam, and the repair cost is relatively high because it is a precision part. This makes it difficult to use this cutter for heavy loads.
第２の上述の形式も更に重負荷に使用するためには歯
車の損傷が著しい。The second above-mentioned type also suffers from significant gear damage for use in heavier loads.
本発明の目的は，上述の形式のフープ材カッタを提供
し，しかも上述の欠点を克服し，摩耗損傷が少なく，重
負荷可能のフープ材カッタとするにある。SUMMARY OF THE INVENTION It is an object of the present invention to provide a hoop cutter of the above type, which overcomes the above-mentioned drawbacks, has less wear damage and is capable of heavy load.
問題点を解決するための手段 上述の目的を達成するための本発明によるフープ材カ
ッタは、固定刃23と、この固定刃23に対して偏心揺動的
に旋動して離接する動刃18と、動刃18を取り付けるラム
14と、ラム14を駆動する駆動手段とを備えたフープ材カ
ッタ５において、前記駆動手段が２個の並列した偏心カ
ム45,46と、夫々のカム45,46を独立駆動する２個のモー
タ6,7と、両モータ6,7を所定のタイミングで作動させる
手段と、偏心カム45,46とラム14を駆動連結する手段
と、前記一方の偏心カム45あるいは46とラム14を連結す
る孔に逃げ手段を設けることにより構成したことを特徴
とする。Means for Solving the Problems In order to achieve the above-mentioned object, a hoop material cutter according to the present invention comprises a fixed blade 23, and a moving blade 18 which is eccentrically oscillated with respect to the fixed blade 23 and which comes and goes. And the ram to attach the moving blade 18
And a driving means for driving the ram 14, the driving means comprising two parallel eccentric cams 45 and 46, and two motors for independently driving the respective cams 45 and 46. 6, 7; means for operating both motors 6, 7 at a predetermined timing; means for driving and connecting eccentric cams 45, 46 and ram 14; and holes for connecting said one eccentric cam 45 or 46 and ram 14. Characterized in that it is constituted by providing escape means.
作用 本発明による上述の構成によって，偏心カムを２個並
列し，更に両偏心カムを夫々モータによって独立駆動す
るため，応力が分散され，機器の摩耗故障は著しく少な
くなり，従来よりは重負荷が可能となり、加えて、夫々
独立駆動する偏心カム相互間における回転ズレを、一方
の偏心カムとこれを受けるラムの孔に設けた逃げにより
吸収することにより、スムーズな共働を得ることができ
る。Operation With the above-described configuration according to the present invention, two eccentric cams are arranged in parallel, and both eccentric cams are independently driven by motors. Therefore, stress is dispersed, wear failure of equipment is remarkably reduced, and a heavy load is conventionally achieved. In addition, smooth co-operation can be obtained by absorbing the rotational displacement between the eccentric cams that are independently driven by one of the eccentric cams and a hole provided in the ram receiving the eccentric cams.
実施例 本発明を例示とした実施例並びに図面について説明す
る。Examples Examples and drawings illustrating the present invention will be described.
第１図はフープ材カッター５の要部構成を示す一部断
面とした材要構成図である。５はフープ材カッター,6は
モータであり上部には減速機８を介して回転軸９を該減
速機８に固定した下盤10に軸受11,軸受止め12,オイルシ
ール13を介して可回動に挿通し，更に上部に突出させ
る。FIG. 1 is a material configuration diagram showing a main part of the hoop material cutter 5 in a partial cross section. Reference numeral 5 denotes a hoop material cutter, and 6 denotes a motor. The upper part is rotatable through a bearing 11, a bearing stopper 12, and an oil seal 13 to a lower plate 10 having a rotating shaft 9 fixed to the speed reducer 8 via a speed reducer 8. Insert it into motion and project it further upward.
固定下盤10上にはラム14が可摺動的に配置され回転軸
９から動力を伝達され，この構成については後述する。A ram 14 is slidably disposed on the fixed lower panel 10 and receives power from the rotating shaft 9, and this configuration will be described later.
ラム14の上部にはこのラムを可摺動に変位させること
が可能な上盤21が固定されて設けられており，ラムに取
付けられた動刃18に対向してホッパー22を固定して設
け，一方動刃18の下面に当接可能なように固定刃23がホ
ッパー22の裏面の上盤21下面にボルト24等の適当な手段
により固定されている。25はホッパーカバーである。ま
た30は上盤21のほぼ中央に設けた潤滑剤注入口31のニッ
プルであり,32は上盤21の適宜形状のグリース溝であ
る。またラム14には末拡がり上に複数のグリース溝33を
その上下面に刻設し，その間には連通用のグリース貫通
孔34を設ける。An upper plate 21 capable of slidably displacing the ram is fixedly provided on the upper portion of the ram 14, and a hopper 22 is fixedly provided facing the moving blade 18 attached to the ram. On the other hand, a fixed blade 23 is fixed to the lower surface of the upper plate 21 on the back surface of the hopper 22 by a suitable means such as a bolt 24 so as to be able to contact the lower surface of the moving blade 18. 25 is a hopper cover. Reference numeral 30 denotes a nipple of a lubricant injection port 31 provided substantially at the center of the upper plate 21, and reference numeral 32 denotes a suitably shaped grease groove of the upper plate 21. The ram 14 has a plurality of grease grooves 33 engraved on its upper and lower surfaces on the flared portion, and a grease through hole 34 for communication is provided therebetween.
本発明によって，第2,3図に示す通り,2個のモータ6,7
と夫々の回転軸９とを夫々独立駆動とし，ラム14との間
の駆動伝達装置として，回転軸９に固着された偏心カム
45,46を設ける。第１図に示す通り，夫々の軸９の突出
部にカム41,42を偏心カム45,46と同期して取付け，スイ
ッチ43,44と共働させる。更に第３図に示す通り，一方
のカム46を受けるためのラム14の孔51は円形であるが，
他方のカム45を受ける孔52は四角形とし，孔51の直径よ
りも大きな寸法とする。According to the present invention, as shown in FIGS.
The eccentric cam fixed to the rotating shaft 9 as a drive transmitting device between the ram 14 and the respective rotating shafts 9 as independent drives.
45 and 46 are provided. As shown in FIG. 1, cams 41 and 42 are mounted on the protruding portions of the respective shafts 9 in synchronization with the eccentric cams 45 and 46, and cooperate with the switches 43 and 44. Further, as shown in FIG. 3, the hole 51 of the ram 14 for receiving one cam 46 is circular,
The hole 52 for receiving the other cam 45 has a rectangular shape, and has a size larger than the diameter of the hole 51.
ラム14の案内のためにはガイドピン29をガイドブロッ
ク53,54の一方との間に介挿する。これによって重負荷
に耐える構成とする。For guiding the ram 14, the guide pin 29 is inserted between one of the guide blocks 53 and 54. In this way, a structure capable of withstanding heavy loads is obtained.
作動について説明する。このフープ材カッタは極めて
厚い材料を切断するために使用されるため連続作動と間
歇作動とを併用できる。連続作動は両モータのタイミン
グ制御だけであるため，間歇作動について説明する。The operation will be described. Since this hoop material cutter is used for cutting extremely thick materials, continuous operation and intermittent operation can be used together. Since continuous operation is only timing control of both motors, intermittent operation will be described.
第１に図示しない制御盤からの指導指令信号によって
第１のモータ６即ちラム14の丸孔15で連結されるモータ
を始動する。モータ軸に連結された突出カム41がカム42
に対して所定の位置となればスイッチ43が作用し第２の
モータ７を始動する。かくして，両モータ6,7が共働し
てラム14を作動させ，動刃18が厚いフープ材を切断す
る。切断終了すれば第1,第２のモータ6,7を停止させ
る。この停止位置は動刃18,ラム14の最大引込位置と
し，カム41,42に対するスイッチ43,44の信号によって停
止させる。ラム14の四角孔52は第１のモータ６のみの作
動を自由に行はせる。First, the first motor 6, that is, the motor connected by the round hole 15 of the ram 14, is started by a guidance command signal from a control panel (not shown). The projecting cam 41 connected to the motor shaft is a cam 42
, The switch 43 operates to start the second motor 7. Thus, the motors 6 and 7 cooperate to operate the ram 14, and the moving blade 18 cuts the thick hoop material. When the cutting is completed, the first and second motors 6 and 7 are stopped. This stop position is the maximum retracted position of the moving blade 18 and the ram 14, and is stopped by the signals of the switches 43 and 44 for the cams 41 and 42. The square hole 52 of the ram 14 allows the first motor 6 alone to operate freely.
既知の構成ではラム14と回転軸９との間は直接１個の
偏心カム又は歯車連結した２個の偏心カムによって動力
伝達を行ったが，この点が機構上の弱点を形成して摩耗
等の多い部分となる。本発明によって２個の偏心カム4
5,46を並列して夫々のモータ6,7によって独立駆動して
ラム14に取付けて動力伝達を行うことによって，機構上
の弱点を解消し，重負荷に耐え，長寿命のフープ材カッ
タとなる。尚、旋動支点としてのスライダ50,51の位置
は切断すべき材料の特性，硬度等に応じて偏心カム45,4
6からの距離を選択して旋動角度を定める。In the known configuration, the power is transmitted directly between the ram 14 and the rotating shaft 9 by one eccentric cam or two eccentric cams connected by gears, but this point forms a weak point in the mechanism and causes wear and the like. It will be a part with many. Two eccentric cams 4 according to the invention
5 and 46 are driven independently by motors 6 and 7 in parallel and mounted on the ram 14 to transmit power, eliminating weaknesses in the mechanism, withstanding heavy loads and providing a long-life hoop cutter. Become. The positions of the sliders 50 and 51 as pivot points depend on the eccentric cams 45 and 4 according to the characteristics and hardness of the material to be cut.
Select the distance from 6 to determine the turning angle.
発明の効果 上述によって明らかにされた通り，本発明によって２
個の偏心カムを並列し夫々のモータによって独立駆動し
てラムに取付けて伝達応力を軽減することによって，既
知のこの種のフープ材カッタの機構上の弱点を解消し，
重負荷に耐え，長寿命のフープ材カッタとなる。Effect of the Invention As has been made clear above, the present invention has
The eccentric cams are arranged in parallel and driven independently by the respective motors and mounted on the ram to reduce the transmission stress, thereby eliminating the mechanical weakness of the known hoop cutter of this kind.
It withstands heavy loads and becomes a hoop material cutter with a long life.
第１図は本発明によるフープ材カッタの断面図，第２図
は第１図の一部を除去した平面図，第３図は第１図のラ
ムの一部を示す斜視図である。 6,7……モータ、９……回転軸、14……ラム、18……動
刃 23……固定刃、41,42,45,46……偏心カム 43,44……スイッチ、51,52……ラムの孔 53,54……ガイドブロックFIG. 1 is a cross-sectional view of a hoop cutter according to the present invention, FIG. 2 is a plan view with a part of FIG. 1 removed, and FIG. 3 is a perspective view showing a part of a ram of FIG. 6,7 ... motor, 9 ... rotary shaft, 14 ... ram, 18 ... moving blade 23 ... fixed blade, 41,42,45,46 ... eccentric cam 43,44 ... switch, 51,52 …… Ram holes 53,54 …… Guide blocks
Claims (2)
動的に旋動して離接する動刃18と、動刃18を取り付ける
ラム14と、ラム14を駆動する駆動手段とを備えたフープ
材カッタ５において、 前記駆動手段が２個の並列した偏心カム45,46と、夫々
のカム45,46を独立駆動する２個のモータ6,7と、両モー
タ6,7を所定のタイミングで作動させる手段と、偏心カ
ム45,46とラム14を駆動連結する手段と、 前記一方の偏心カム45あるいは46とラム14を連結する孔
に逃げ手段を設けることにより構成したことを特徴とす
るフープ材カッタ。1. A fixed blade 23, a moving blade 18 eccentrically oscillating with respect to the fixed blade 23 and coming and going, a ram 14 on which the moving blade 18 is mounted, and driving means for driving the ram 14. In the hoop material cutter 5 having the following, the driving means includes two parallel eccentric cams 45, 46, two motors 6, 7, which independently drive the respective cams 45, 46, and both motors 6, 7, Means for operating at a predetermined timing, means for driving and connecting the eccentric cams 45 and 46 to the ram 14, and provision of escape means in a hole for connecting the one eccentric cam 45 or 46 and the ram 14. Features a hoop cutter.
ラム14を連結する円形の孔51に対して他方の偏心カム45
を受けるラム14の孔52を、 前記孔51の直径よりも大きい寸法の四角形の孔52により
構成したことを特徴とする請求項１記載のフープ材カッ
タ。2. The escape means is provided with a circular hole 51 connecting the one eccentric cam 46 and the ram 14 to the other eccentric cam 45.
The hoop material cutter according to claim 1, wherein the hole (52) of the ram (14) for receiving the hole is constituted by a square hole (52) having a size larger than the diameter of the hole (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1077889A JP3017222B2 (en) | 1989-03-29 | 1989-03-29 | Hoop wood cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1077889A JP3017222B2 (en) | 1989-03-29 | 1989-03-29 | Hoop wood cutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02256413A JPH02256413A (en) | 1990-10-17 |
| JP3017222B2 true JP3017222B2 (en) | 2000-03-06 |
Family
ID=13646642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1077889A Expired - Lifetime JP3017222B2 (en) | 1989-03-29 | 1989-03-29 | Hoop wood cutter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3017222B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6453785B1 (en) * | 1987-07-22 | 2002-09-24 | Seiji Tokukatsu | Hoop material cutter |
| JP7032016B2 (en) * | 2017-06-09 | 2022-03-08 | エムエスシー製造株式会社 | Hoop material cutting device and its moving blade guide mechanism |
-
1989
- 1989-03-29 JP JP1077889A patent/JP3017222B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02256413A (en) | 1990-10-17 |
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