JPS63251116A - Round saw machine - Google Patents

Abstract

PURPOSE:To prevent displacement of a workpiece and to safely perform precise machining, by a method wherein a roller for holding to press a handle and a workpiece as it is rolled is situated to a moving body being movable along a rail, and a round saw mounted integrally with the moving body is moved. CONSTITUTION:A frame body 2 is situated on a working table 1 with a gap C therebetween, and a roller 5 for movement mounted to a first moving body 4 is engaged with a rail 3 formed in the inner side of the frame body and situated movably. In a round saw, an upper end 28 is protruded through a slit 29 from the upper surface of the working table 1, a second moving body is coupled to a first moving body 4 through a bracket 31, and is secured so that the moving bodies are integrally moved. A workpiece 11 is brought into contact with a stopper 33, a desired cutting size is measured by means of a slide gauge 34. With a handle 6 gripped, a collecting part 16 is pressed by a press part 17 to press down a roller support body 10. The handle 6 is pulled in a state the workpiece 11 is held by means of a roller 12 for holding, and with the round saw moved, the workpiece is cut.

Description

【発明の詳細な説明】 （産業上の利用分野） 本発明は、丸鋸をレールに沿って移動させて加工物を切
断する丸鋸盤に関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a circular saw machine that cuts a workpiece by moving a circular saw along a rail.

（従来技術） 従来の丸鋸盤では、加工物を作業台上に載せ、回転して
いる丸鋸に向かって作業者が手で加工物を摺動させて切
断していた。(Prior Art) In a conventional circular saw, a workpiece is placed on a workbench, and an operator manually slides the workpiece toward a rotating circular saw to cut the workpiece.

（発明が解決しようとする問題点） しかし、上記従来の丸鋸盤では、加工物を手作業で切断
するため、切断中の振！ｉｌｌ、ＩＪ等により加工物の
切ｌＦｒ線にずれを生じ精密な切断加工が困難である他
、人身事故の危険もあった。(Problems to be Solved by the Invention) However, since the conventional circular saw machine described above cuts the workpiece manually, it causes vibration during cutting. Ill, IJ, etc. cause a deviation in the cut lFr line of the workpiece, making it difficult to perform precise cutting, and also posing a risk of personal injury.

本発明はこの従来技術の欠、αに鑑みなされたものであ
り、その目的は精密な切断が可能であると共に安全性の
高い丸鋸盤を提供することにある。The present invention was made in view of the deficiencies and disadvantages of the prior art, and its purpose is to provide a circular saw machine that is capable of precise cutting and is highly safe.

（問題点を解決するための手段） 上記目的を達成するため、本発明に係る丸鋸盤は、レー
ルに沿って移ｆｆ！ＩＪ自在に可動体を設け、該可動体
に取手を設けると共に作業台上面に載せた加工物上をＩ
ｆｉ：動じながら押圧する保持用ローラを設け、可動体
と一体的に移動する丸鋸を設けて構成されている。(Means for Solving the Problems) In order to achieve the above object, a circular saw machine according to the present invention can be moved along a rail! A movable body is provided so that the IJ can move freely, a handle is provided on the movable body, and the workpiece placed on the top surface of the workbench is moved by the IJ.
fi: A holding roller that presses while moving is provided, and a circular saw that moves integrally with the movable body is provided.

（実施例） 以下に、本発明の一実施例を図を参照して説明する。尚
、本実施例は、アクリル、ベーク等の薄板切断用の丸鋸
を説明するが、本発明の加１物は薄板に限定されるもの
ではない。(Example) An example of the present invention will be described below with reference to the drawings. In this embodiment, a circular saw for cutting thin plates such as acrylic and bake products will be described, but the workpiece of the present invention is not limited to thin plates.

第１図ないし第５図を参照して、作業台１上には若干の
隙間Ｃをおいて２本の枠体２を設けている。この間隙Ｃ
は、後述のように作業者の手指が挿入できない程度の間
隔となって、作業の安全を図るものである。該両枠体２
の内側にフの字状に形成した第１のレール３に第１の可
動体４の両側に設けた移動用ロー２５を嵌入し、第１の
可動体４を第１のレール３に沿って移動自在に配置して
いる。尚、レールの形状及び構造は、この実施例に限定
されるものではなく、例えば後述の丸棒と該丸棒が挿通
されるガイドとから構成させてもよい。Referring to FIGS. 1 to 5, two frames 2 are provided on a workbench 1 with a slight gap C between them. This gap C
As will be described later, the space is such that the worker's fingers cannot be inserted in order to ensure work safety. Both frames 2
The moving rows 25 provided on both sides of the first movable body 4 are fitted into the first rail 3 formed in a fold-back shape inside the frame, and the first movable body 4 is moved along the first rail 3. It is arranged so that it can be moved freely. Note that the shape and structure of the rail is not limited to this embodiment, and may be composed of, for example, a round bar described later and a guide through which the round bar is inserted.

該第１の可動体４の上部には、取手６が設けられ、該取
手６は支持ｊＪ７を袖として上下方向に揺動自在に取付
けられている。そして、取手６の他端は自由端８となっ
ており、後述のように保持用ローラの押圧を行なってい
る。また、ｆ５１の可動体４の下部には、ブラケット９
を介してその下面に左右２列にローラ支持体１０を設け
ている。該ローラ支持体１０には、作業台１上面に載せ
た加工物１１上を伝動しながら押圧保持する保持用ロー
ラ１２が設けられており、該保持用ロー２１２は複数個
かつ回転自在に取付けられている。各ローラ支持体１０
を互いに前後にずらして設けることにより、左右の保持
用ローラ１２による加工物１１の保持状態を良好にして
いる。そして、ブラケット９上に立設したロッド１３を
第１の可動体４に穿設した貫通孔１４に挿通し、該ロッ
ド１３には戻し用のスプリング１５を嵌装すると共に上
端に受圧部１６を設ける。該受圧部１６には前記取手６
の自由端８に設けた押圧部１７がら力を加えて第６図（
イ）に示す状態から第６図（ロ）に示すようにスプリン
グ１５の力に抗してローラ支持体１０を押下げて保持用
ロー２１２により加工物１１を押圧する。抑圧部１７は
弾性体から構成することが望ましいが、必ずしもその４
Ｗ成材料には限定されものではない。A handle 6 is provided on the upper part of the first movable body 4, and the handle 6 is attached to be swingable in the vertical direction using the support jJ7 as a sleeve. The other end of the handle 6 is a free end 8, which presses a holding roller as described later. In addition, a bracket 9 is provided at the bottom of the movable body 4 of f51.
Roller supports 10 are provided in two rows on the left and right on the lower surface of the roller support 10 via the rollers. The roller support 10 is provided with a holding roller 12 that presses and holds the workpiece 11 placed on the upper surface of the workbench 1 while transmitting power, and a plurality of holding rollers 212 are rotatably attached. ing. Each roller support 10
By shifting the workpiece 11 back and forth relative to each other, the left and right holding rollers 12 can hold the workpiece 11 in a good manner. Then, a rod 13 erected on the bracket 9 is inserted into a through hole 14 made in the first movable body 4, and a return spring 15 is fitted into the rod 13, and a pressure receiving part 16 is attached to the upper end. establish. The pressure receiving part 16 has the handle 6
Applying force to the pressing part 17 provided on the free end 8 of the
From the state shown in a), the roller support 10 is pushed down against the force of the spring 15, and the workpiece 11 is pressed by the holding row 212, as shown in FIG. 6(b). It is desirable that the suppressing part 17 is made of an elastic body, but it is not necessarily
It is not limited to W-component materials.

一方、第２図及び第３図に示すように、作業台１の下方
には棒状の２本の第２のレール１８を配置し、略板状の
第２の可動体１９の摺動孔２０に第２のレール１８を挿
通し、該第２のレール１８に沿って第２の可動体１９が
摺動する。On the other hand, as shown in FIGS. 2 and 3, two rod-shaped second rails 18 are arranged below the workbench 1, and the sliding holes 20 of the substantially plate-shaped second movable body 19 are arranged below the workbench 1. A second rail 18 is inserted through the second rail 18, and a second movable body 19 slides along the second rail 18.

該ｆＪＳ２の可動体１９の上面には丸鋸２１のシャフト
２２をブラケ・ント２３により回転自在に支持し、且つ
第２の可動体１９の下面には電動機等の駆動源２４を固
定し、駆動源２４に設けたプーリ２５の回転をベルト２
６を介して丸鋸２１のシャフト２２に設けたプーリ２５
に伝えて丸鋸２１を回転させる。尚、駆動源２４による
丸鋸２１の回転伝動機構はベルト伝動機構に限定される
ものではなく、チェーン、歯車等の他・の伝動８！！構
に代えることもできる。丸鋸２１の上端２８を作業台１
に設けたスリット２９から作業台１上面に出しており、
丸鋸２１の歯３０は取手６の自由端８側に向けている。A shaft 22 of a circular saw 21 is rotatably supported on the upper surface of the movable body 19 of the fJS2 by a bracket 23, and a drive source 24 such as an electric motor is fixed on the lower surface of the second movable body 19 to drive it. The rotation of the pulley 25 provided on the source 24 is controlled by the belt 2.
A pulley 25 provided on the shaft 22 of the circular saw 21 via 6
to rotate the circular saw 21. Note that the rotational transmission mechanism of the circular saw 21 by the drive source 24 is not limited to a belt transmission mechanism, and may include other types of transmission such as chains, gears, etc. ! It can also be replaced by a structure. Place the upper end 28 of the circular saw 21 on the workbench 1.
It is exposed to the top surface of the workbench 1 through a slit 29 provided in the
The teeth 30 of the circular saw 21 are directed toward the free end 8 of the handle 6.

第１の可動体４にはブラケット３１を介して第２の可動
体１９を結合し、第１の可動体４と一体的に第２の可動
体１９が移動する。つまり、第１の可動体４、取手６、
丸鋸２１及び駆動源２４が一体的に移動する。ｊ＠２図
に示すように、丸鋸２１、第２の可動体１９及び駆動源
２４をカバー３２により覆っている６本実施例では、枠
体２と作業台１上面との間隙Ｃは、薄板の加工物１１の
厚さより大きく、且つ安全上、作業者の指が入らない程
度とすることが望ましく、例えば本実施例では約８１１
ＩＩＩ＋にしている。A second movable body 19 is coupled to the first movable body 4 via a bracket 31, and the second movable body 19 moves integrally with the first movable body 4. In other words, the first movable body 4, the handle 6,
The circular saw 21 and the drive source 24 move together. As shown in FIG. For safety reasons, it is desirable that the thickness be larger than the thickness of the thin plate workpiece 11 and that the operator's fingers cannot fit into it; for example, in this embodiment, the thickness is about 811 mm.
I set it to III+.

第１図及びｍ５図に示すように、作業台１上面の枠体２
の両側には、枠体２に直角にストッパ３３とノギス３４
をねじ３５により固定している。ストッパ３３には、作
業台１上面に載せた加工物１１が当接される。また、ノ
ギス３４は目盛部３６、該目盛部３６上を摺動する摺動
部３７及び該摺動部３７を固定する止めねじ３８から成
り、摺動部３７の突出端を加工物１１に当接して目盛を
読んで加工物１１の切新寸法をとるようになっている。As shown in Figure 1 and Figure M5, the frame 2 on the top surface of the workbench 1
A stopper 33 and a caliper 34 are installed on both sides of the frame 2 at right angles to the frame 2.
is fixed with screws 35. The workpiece 11 placed on the upper surface of the workbench 1 is brought into contact with the stopper 33 . The caliper 34 also includes a scale part 36, a sliding part 37 that slides on the scale part 36, and a set screw 38 that fixes the sliding part 37. The cutting dimension of the workpiece 11 is taken by reading the scale in contact with the workpiece 11.

以上のように構成された本実施例は、次のように作用す
る。The present embodiment configured as described above operates as follows.

虫ず、作業台１上面に載せた加工物１１のストッパ３３
に当接し、７ギス３４で所望の切断寸法をとる。次に、
！＠５図（ロ）に示すように取手６を把持して取手６の
押圧部１７により受圧部１６を押してローラ支持体１０
を押下げ保持用ロー２１２により加工物１１を押圧して
保持しながら取手６を引いて丸鋸２１を移動させて加工
物１１を切断する。保持用ローラ１２は加工物１１上を
転動しつつ加工物１１を押圧して保持するので、切断時
に加工物１１がずれることがなく、作業者の危険もない
。７ギス３４の止めねじ３８により希望の切断寸法で摺
動部３７を固定すれば、同一寸法製品の連続加工ができ
る。Stopper 33 for the workpiece 11 placed on the top surface of the workbench 1
and take the desired cutting size with a 7-gear 34. next,
! @5 As shown in FIG.
While pressing down and holding the workpiece 11 with the holding row 212, the handle 6 is pulled to move the circular saw 21 and cut the workpiece 11. Since the holding roller 12 presses and holds the workpiece 11 while rolling on the workpiece 11, the workpiece 11 does not shift during cutting, and there is no danger to the operator. By fixing the sliding portion 37 at a desired cutting size with a set screw 38 of a 7-gear 34, continuous processing of products of the same size is possible.

（発明の効果） 本発明の丸鋸盤によれば、取手を把持して保持用ローラ
により加工物を押圧して保持しつつ丸鋸を移動して加工
物を切断するので、切断時に加工物にずれがなく精密が
加工が可能であり、切断面も美しく、また人身事故もな
く安全性が者しく向上する。(Effects of the Invention) According to the circular saw of the present invention, the handle is held and the workpiece is pressed and held by the holding roller while the circular saw is moved to cut the workpiece. Precision machining is possible with no deviation, the cut surface is beautiful, and safety is significantly improved without causing personal injury.

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

第１図は、本発明の一実施例の要部を示す斜視図である
。 第２図は、第１図の実施例の一部破断した斜視図である
。 第３図は、第１図の実施例の部分を示す斜視図である。 第４図は、ＰｔＳｉ図の実施例の部分を示す斜視図であ
る。 第５図は、第１図の実施例の平面図である。 １６図（イ）は、第１図の実施例において、切断作業前
の取手、第６図（ロ）は作業中の取手である。 に作業台　３：１１のレール ４：第１の可動体　６：取手 １０：ローラ支持体　１１：加工物　１２：保持用ロー
ラ　１８：第２のレール １９：第２の可動体　２１：丸鋸　２４：駆動源３１：
ブラケット 第２図 第５図FIG. 1 is a perspective view showing essential parts of an embodiment of the present invention. 2 is a partially cut away perspective view of the embodiment of FIG. 1; FIG. FIG. 3 is a perspective view showing a portion of the embodiment of FIG. 1. FIG. 4 is a perspective view showing a portion of the embodiment of the PtSi diagram. FIG. 5 is a plan view of the embodiment of FIG. 1. FIG. 16(a) shows the handle in the embodiment shown in FIG. 1 before the cutting operation, and FIG. 6(b) shows the handle during the cutting operation. Workbench 3: Rail 4: First movable body 6: Handle 10: Roller support 11: Workpiece 12: Holding roller 18: Second rail 19: Second movable body 21: Circular saw 24 :Drive source 31:
Bracket Figure 2 Figure 5

Claims (1)

【特許請求の範囲】[Claims] 作業台上にレールを設置し、該レールに沿って移動自在
に可動体を設け、該可動体に取手を設けると共に前記作
業台上面に載せた加工物上を転動しながら押圧する保持
用ローラを設け、前記可動体と一体的に移動する丸鋸を
設けて成り、取手を把持して保持用ローラにより加工物
を押圧保持しながら丸鋸を移動させて加工物を切断する
ことを特徴とする丸鋸盤。A rail is installed on a workbench, a movable body is provided to be movable along the rail, a handle is provided on the movable body, and a holding roller that rolls and presses a workpiece placed on the top surface of the workbench. and a circular saw that moves integrally with the movable body, and the circular saw is moved to cut the workpiece while gripping the handle and pressing and holding the workpiece with a holding roller. Circular saw machine.