JPH09193045A - Driving depth adjusting device of driver - Google Patents
Driving depth adjusting device of driverInfo
- Publication number
- JPH09193045A JPH09193045A JP29603696A JP29603696A JPH09193045A JP H09193045 A JPH09193045 A JP H09193045A JP 29603696 A JP29603696 A JP 29603696A JP 29603696 A JP29603696 A JP 29603696A JP H09193045 A JPH09193045 A JP H09193045A
- Authority
- JP
- Japan
- Prior art keywords
- push lever
- cam
- driving
- adjusting device
- shaft
- 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.)
- Pending
Links
Landscapes
- Portable Nailing Machines And Staplers (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明はプッシュレバーを被
打込材に押し当てた時のプッシュレバーの下端部と、打
込時のドライバブレードの端部との距離を調整すること
によって、打込まれる止具の打込み深さを調整する打込
機の打込み深さ調整装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is driven by adjusting the distance between the lower end of the push lever when the push lever is pressed against the material to be driven and the end of the driver blade when driving. The present invention relates to a driving depth adjusting device for a driving machine that adjusts the driving depth of a stopper.
【０００２】[0002]
【従来の技術】図９〜図１１に従来の打込機の打込深さ
調整装置を示す。図９に示すように止具４が打出される
射出部３の近傍からトリガ２の近傍にかけてドライバブ
レード７の軸方向に移動可能なプッシュレバー５が設け
られている。射出部３近傍のプッシュレバー５の下端部
５ａを被打込材１１に押付け、常時プッシュレバー５を
射出部３側に押圧しているバネ６の押圧力に抗してプッ
シュレバー５を上昇させ、トリガ２を引くことにより、
ドライバブレード７が急激に下降し射出部３内に予め装
填された止具４を打撃し被打込材１１に打込む。またト
リガ２を引いた状態でプッシュレバー５を被打込材１１
に押付け上昇させた場合でも、止具４は打込まれる。ト
リガ２を引いた時に本体１が動作するかしないかは、プ
ッシュレバー５の上端部５ｂとトリガ２の配置で決定さ
れ、プッシュレバー５を被打込材１１に押し付け、プッ
シュレバー５の上側係止部５ｃが本体１に設けた上側ス
トッパ面１ａに突き当たり、プッシュレバー５の上端部
５ｂがトリガ２内のトリガプレートを突き上げるまで上
昇させると、トリガ２を引いた時に本体１は動作する状
態となる。またプッシュレバー５がバネ６の押圧力によ
って下降している時には、本体１に設けた下側ストッパ
面１ｂにプッシュレバー５の下側係止部５ｄが突き当た
った状態にあり、プッシュレバー５の上端部５ｂはトリ
ガプレートを突き上げていないので、トリガ２を引いた
としても本体１が動作することはない。2. Description of the Related Art FIGS. 9 to 11 show a conventional driving depth adjusting device for a driving machine. As shown in FIG. 9, a push lever 5 that is movable in the axial direction of the driver blade 7 is provided from the vicinity of the injection portion 3 where the stopper 4 is driven to the vicinity of the trigger 2. The lower end 5a of the push lever 5 near the injection part 3 is pressed against the material 11 to be driven, and the push lever 5 is raised against the pressing force of the spring 6 that constantly presses the push lever 5 toward the injection part 3. By pulling the trigger 2,
The driver blade 7 rapidly descends and hits the stopper 4 previously loaded in the injection part 3 to drive it into the material 11 to be driven. Also, with the trigger 2 pulled, push the push lever 5 into the driven material 11
Even when the stopper 4 is pushed up and raised, the stopper 4 is driven. Whether or not the main body 1 operates when the trigger 2 is pulled is determined by the arrangement of the upper end portion 5b of the push lever 5 and the trigger 2. The push lever 5 is pressed against the material 11 to be driven, and the upper side of the push lever 5 is engaged. When the stopper 5c hits the upper stopper surface 1a provided on the main body 1 and the upper end 5b of the push lever 5 is lifted up to push up the trigger plate in the trigger 2, the main body 1 operates when the trigger 2 is pulled. Become. Further, when the push lever 5 is being lowered by the pressing force of the spring 6, the lower stopper portion 5d of the push lever 5 is in contact with the lower stopper surface 1b provided on the main body 1, and the upper end of the push lever 5 is in contact. Since the portion 5b does not push up the trigger plate, the main body 1 does not operate even if the trigger 2 is pulled.
【０００３】一般的に打込機の打込み深さの調整は、図
１１に示す打込時のドライバブレード７の端部７ａと上
昇完了したプッシュレバー５の下端部５ａとの距離Ａ
を、打込み深さ調整装置によってプッシュレバー５を伸
縮させて変えることにより行っていた。図に示すように
射出部３近傍でプッシュレバー５は上部プッシュレバー
５ｅと下部プッシュレバー５ｆとに分割されている。こ
の分割した上部プッシュレバー５ｅと下部プッシュレバ
ー５ｆとの間にはネジ９が設けられており、ネジ９を回
動させることによってプッシュレバー５を伸縮させ図１
１に示す距離Ａを変化させていた。Generally, the driving depth of a driving tool is adjusted by a distance A between the end 7a of the driver blade 7 and the lower end 5a of the push lever 5 which has been lifted as shown in FIG.
Was performed by expanding and contracting the push lever 5 with a driving depth adjusting device. As shown in the figure, the push lever 5 is divided into an upper push lever 5e and a lower push lever 5f near the injection portion 3. A screw 9 is provided between the divided upper push lever 5e and lower push lever 5f, and the push lever 5 is expanded and contracted by rotating the screw 9.
The distance A shown in 1 was changed.
【０００４】[0004]
【発明が解決しようとする課題】上記した従来の打込機
の打込み深さ調整装置では、ネジ９を多数回回動させな
ければ調整することができず煩わしいという欠点があっ
た。また、打込み深さ調整を行うネジ９を有する打込み
深さ調整装置１０が射出部３近傍に設けられおり、図１
０に示すように打込み深さ調整装置１０は射出部３に対
して突出した構造であるため、打込みを行う際に打込み
深さ調整装置１０が被打込材に当たる等して邪魔となり
止具４を打込むことができない場合があるという欠点が
あった。さらに、打込動作を行わない時に被打込材１１
に本体１を置く等すると、打込み深さ調整装置１０によ
って被打込材１１に傷を付けてしまう場合があるという
欠点があった。上記問題を解決するために、図１２に示
すようにプッシュレバー５をトリガ２近傍で分割したも
のがあるが、打込み深さを調節するにはスペースに余裕
のないトリガ２近傍に指を入れネジ９を多数回回動させ
ることが必要であり、操作性が悪いものであった。The above-described conventional driving depth adjusting device for a driving tool has a drawback that it cannot be adjusted unless the screw 9 is turned many times, which is troublesome. Further, a driving depth adjusting device 10 having a screw 9 for adjusting the driving depth is provided in the vicinity of the injection section 3, as shown in FIG.
As shown in FIG. 0, since the driving depth adjusting device 10 has a structure protruding with respect to the injection part 3, the driving depth adjusting device 10 hits the material to be driven when performing the driving, and becomes an obstacle, and the fastener 4 There was a drawback that you could not hit. Further, when the driving operation is not performed, the material 11 to be driven is driven.
If the main body 1 is placed on the workpiece, the driving depth adjusting device 10 may damage the material 11 to be driven. In order to solve the above problem, there is one in which the push lever 5 is divided in the vicinity of the trigger 2 as shown in FIG. 12, but there is no space for adjusting the driving depth. Since it was necessary to rotate 9 a number of times, the operability was poor.
【０００５】なお、プッシュレバー５の伸縮を１つのカ
ムによって行うものが考えられるが、１つのカムによっ
て必要なプッシュレバー５の伸縮量を得るにはカムを大
きくしなければならず、大きなカムを有する打込み深さ
調整装置１０ではスペースに余裕のないトリガ２近傍に
は設けることができないという欠点があった。It is conceivable that the push lever 5 can be expanded and contracted by one cam. However, in order to obtain the necessary expansion and contraction amount of the push lever 5 by one cam, the cam must be made large, and a large cam must be used. The driving depth adjusting device 10 has a drawback that it cannot be provided near the trigger 2 where there is not enough space.
【０００６】本発明の目的は、打込みを行う際に邪魔に
なることがなく、被打込材の上に本体を置いたとしても
被打込材を傷付けることがない共に簡単な操作で打込み
深さを調整することのできる打込み深さ調整装置を提供
することである。It is an object of the present invention to not hinder the driving operation and to prevent the driven material from being damaged even if the main body is placed on the driven material. It is an object of the present invention to provide a driving depth adjusting device capable of adjusting the depth.
【０００７】[0007]
【課題を解決するための手段】上記した目的は、トリガ
近傍でプッシュレバーを上部プッシュレバーと下部プッ
シュレバーとに分割し、上部プッシュレバーの下端と下
部プッシュレバーの上端とが各々干渉するそれぞれのカ
ムを一端につまみを設け回動可能な軸に設け、つまみを
一方に回動させるとカムにより上部プッシュレバー下端
と下部プッシュレバー上端とが軸に対して近づき、他方
に回動させると上部プッシュレバー下端と下部プッシュ
レバー上端とが軸に対して離れるようにすることにより
達成することができる。The above-mentioned object is to divide the push lever into an upper push lever and a lower push lever in the vicinity of the trigger, and the lower end of the upper push lever and the upper end of the lower push lever interfere with each other. A cam is provided on a rotatable shaft with a knob at one end, and when the knob is rotated to one side, the cam causes the lower end of the upper push lever and the upper end of the lower push lever to approach the shaft, and when rotated to the other side, the upper push lever is pushed. This can be achieved by making the lower end of the lever and the upper end of the lower push lever apart from the shaft.
【０００８】[0008]
【発明の実施の形態】図１〜図５に本発明打込機の打込
み深さ調整装置の一実施例を示す。図に示すようにトリ
ガ２近傍でプッシュレバー５は上部プッシュレバー５ｅ
と下部プッシュレバー５ｆとに分割しており、上部プッ
シュレバー５ｅと下部プッシュレバー５ｆとの間には回
動可能な軸１４が設けられ、軸１４には同形状の第１カ
ム１２と第２カム１３が軸１４の心に点対称に取付けら
れている。図２に示すように第１カム１２は上部プッシ
ュレバー５ｅの下端５ｇに接触し、第２カム１３は下部
プッシュレバー５ｆの上端５ｈに接触している。軸１４
は軸受部材１８によって支持され、上部プッシュレバー
５ｅ、下部プッシュレバー５ｆ、カム１２、１３、軸１
４は本体１に固定されているガイド部材１９に覆われて
おり、ガイド部材１９には打込みを行わない時にプッシ
ュレバー５を射出部３側に下降させた状態にするために
上部プッシュレバー５ｅの付勢面５ｉを射出部３側に押
圧するバネ６が設けられている。射出部３近傍の下部プ
ッシュレバー５ｆの下端部５ａを被打込材１１に押付け
ると、下部プッシュレバー上端５ｈから第２カム１３
へ、第２カム１３から軸１４を介して第１カム１２へ、
第１カム１２から上部プッシュレバー下端５ｇへと押付
力が伝わり、プッシュレバー５は射出部３側へ押圧して
いるバネ６に抗して上部プッシュレバー５ｅがガイド部
材１９に設けた上面ストッパ面１ａに突き当たるまで上
昇する。この際、下部プッシュレバー５ｆ、軸１４、第
１カム１２、第２カム１３、上部プッシュレバー５ｅは
ガイド部材１９に案内されて、スムーズに上昇すること
ができる。また、下部プッシュレバー５ｆの下端部５ａ
を被打込材１１に押付けるのを解除すると、バネ６の押
圧力によって下部プッシュレバー５ｆ、軸１４、第１カ
ム１２、第２カム１３、上部プッシュレバー５ｅはガイ
ド部材１９に案内されて、スムーズに下降する。ここ
で、プッシュレバー５が上昇した時にトリガ２を引くと
本体１は動作し止具４を被打込材１１に打込み、またプ
ッシュレバー５が下降した状態の時にトリガ２を引いた
としても本体１は動作せず打込みを行うことはない。1 to 5 show an embodiment of a driving depth adjusting device of a driving machine according to the present invention. As shown in the figure, the push lever 5 is located near the trigger 2 and the upper push lever 5e.
And a lower push lever 5f, and a rotatable shaft 14 is provided between the upper push lever 5e and the lower push lever 5f. The shaft 14 has a first cam 12 and a second cam 12 having the same shape. A cam 13 is attached to the center of the shaft 14 in point symmetry. As shown in FIG. 2, the first cam 12 contacts the lower end 5g of the upper push lever 5e, and the second cam 13 contacts the upper end 5h of the lower push lever 5f. Axis 14
Is supported by the bearing member 18, and the upper push lever 5e, the lower push lever 5f, the cams 12, 13 and the shaft 1
Reference numeral 4 is covered by a guide member 19 fixed to the main body 1, and the guide member 19 is provided with a push lever 5e of the upper push lever 5e in order to make the push lever 5 descend to the ejection portion 3 side when driving is not performed. A spring 6 is provided that presses the biasing surface 5i toward the ejection portion 3 side. When the lower end portion 5a of the lower push lever 5f near the injection portion 3 is pressed against the material 11 to be driven, the upper end 5h of the lower push lever 5h to the second cam 13 is pressed.
From the second cam 13 to the first cam 12 via the shaft 14,
The pressing force is transmitted from the first cam 12 to the lower end 5g of the upper push lever, so that the push lever 5 resists the spring 6 pressing toward the ejecting portion 3 side, and the upper push lever 5e is provided on the upper surface stopper surface of the guide member 19. Ascend until it hits 1a. At this time, the lower push lever 5f, the shaft 14, the first cam 12, the second cam 13, and the upper push lever 5e are guided by the guide member 19 and can be smoothly raised. In addition, the lower end 5a of the lower push lever 5f
When the pressing force of the spring 6 is released, the lower push lever 5f, the shaft 14, the first cam 12, the second cam 13, and the upper push lever 5e are guided by the guide member 19 by the pressing force of the spring 6. , Descends smoothly. Here, if the trigger 2 is pulled when the push lever 5 is raised, the main body 1 operates and the stopper 4 is driven into the material 11 to be driven, and even if the trigger 2 is pulled when the push lever 5 is in the lowered state, the main body 1 is pulled. 1 does not work and does not drive.
【０００９】止具４が被打込材１１に打込まれる打込み
深さを調整する操作は、軸１４の一端に設けられた図５
に示すつまみ１５を回動させることによって行う。つま
み１５を回動させると一体の軸１４も回転し軸１４に取
付けられた第１カム１２、第２カム１３も回転する。図
３はプッシュレバー５が上昇した状態にある打込深さ調
整装置を示す要部拡大断面図であり、（ａ）はつまみ１
５を回動させる前の状態を示し、（ｂ）はつまみ１５を
一方の方向に所定量回動させた後の状態を示す。打込深
さ調整前の状態（ａ）と調整後の状態（ｂ）から分かる
ように、つまみ１５を回動させると第１カム１２が回動
し、第１カム１２の形状によって上部プッシュレバー下
端５ｇは、つまみ１５を回動させる前の図３（ａ）に示
す状態から軸１４に対してＳｍｍ離れる。また、同様に
第２カム１３が回動することによって下部プッシュレバ
ー上端５ｈは軸１４に対してＳｍｍ離れる。従ってつま
み１５を所定量回動させると、上部プッシュレバー下端
５ｇと下部プッシュレバー上端５ｈとは、つまみ１５を
回動させる前の状態に対して２×Ｓｍｍ離れる。この時
の射出部近傍は図４に示すようになり、調整前の状態
（ａ）と調整後の状態（ｂ）から分かるように、つまみ
１５を所定量回動させるとドライバブレード７の端部７
ａと下部プッシュレバー５ｆの下端部５ａとの距離は、
つまみ１５を回動させる前の図４（ａ）に示す状態に対
して２×Ｓｍｍ狭まる。すなわち、打込み深さ調整前に
比べ打込まれる止具４の打込み深さが２×Ｓｍｍ浮く方
向に調整されたことになる。また、つまみ１５を他方向
に回動させると、同様にしてつまみ１５を回動させる前
の状態に対してドライバブレード７の端部７ａと下部プ
ッシュレバー５ｆの下端部５ａとの距離は２×Ｓｍｍ離
れる。The operation of adjusting the driving depth at which the stopper 4 is driven into the material 11 to be driven is carried out with reference to FIG.
This is performed by rotating the knob 15 shown in FIG. When the knob 15 is rotated, the integrated shaft 14 also rotates and the first cam 12 and the second cam 13 attached to the shaft 14 also rotate. FIG. 3 is an enlarged sectional view of an essential part showing the driving depth adjusting device in which the push lever 5 is in a raised state.
5 shows a state before rotating the knob 5, and (b) shows a state after rotating the knob 15 by a predetermined amount in one direction. As can be seen from the state (a) before adjusting the driving depth and the state (b) after adjusting the driving depth, when the knob 15 is rotated, the first cam 12 rotates, and the shape of the first cam 12 causes the upper push lever to move. The lower end 5g is separated from the shaft 14 by Smm from the state shown in FIG. 3A before turning the knob 15. Similarly, when the second cam 13 rotates, the lower push lever upper end 5h moves away from the shaft 14 by Smm. Therefore, when the knob 15 is rotated a predetermined amount, the lower end 5g of the upper push lever and the upper end 5h of the lower push lever are separated by 2 × Smm from the state before the knob 15 is rotated. The vicinity of the injection portion at this time is as shown in FIG. 4, and as can be seen from the state (a) before adjustment and the state (b) after adjustment, when the knob 15 is rotated by a predetermined amount, the end portion of the driver blade 7 is rotated. 7
The distance between a and the lower end 5a of the lower push lever 5f is
It is narrowed by 2 × Smm with respect to the state shown in FIG. 4A before turning the knob 15. That is, the driving depth of the fastener 4 driven in is adjusted in the direction of 2 × Smm floating as compared with before the driving depth is adjusted. When the knob 15 is rotated in the other direction, the distance between the end portion 7a of the driver blade 7 and the lower end portion 5a of the lower push lever 5f is 2 × with respect to the state before the knob 15 is similarly rotated. Smm away.
【００１０】以上のように、２個のカム１２、１３によ
ってプッシュレバー５の伸縮を行うようにしたので、つ
まみ１５を一定量回動させた時のプッシュレバー５の伸
縮量は１つのカムによってプッシュレバー５の伸縮制御
を行う場合に対して、２倍の伸縮量を得ることができ
る。これによって、打込み深さ調整装置をコンパクトに
することができ、スペースに余裕のないトリガ２近傍に
も設けることができるようになる。また、打込み深さを
調整するにはつまみ１５を一回転以内で回動させるだけ
で調整することができるようになったので、打込み深さ
を調整するための操作の煩わしさがなくなり作業能率が
向上する。また、つまみ１５に矢印１６、つまみ１５近
傍に目盛１７を設けた構成とすれば、作業者は常に打込
み深さ調整前後の変化を把握することができるようにな
る。As described above, since the push lever 5 is expanded and contracted by the two cams 12 and 13, the expansion and contraction amount of the push lever 5 when the knob 15 is rotated by a certain amount is determined by one cam. It is possible to obtain the amount of expansion and contraction twice as much as when the expansion and contraction control of the push lever 5 is performed. As a result, the driving depth adjusting device can be made compact and can be provided near the trigger 2 where there is no space. Further, since the driving depth can be adjusted only by rotating the knob 15 within one rotation, the operation for adjusting the driving depth is eliminated and the working efficiency is improved. improves. If the knob 15 is provided with the arrow 16 and the scale 17 is provided in the vicinity of the knob 15, the operator can always grasp the change before and after the adjustment of the driving depth.
【００１１】なお、つまみ１５を回動させることによっ
て変化する打込み深さ量を目盛１７に表示することによ
り、作業者は好みの打込み深さで止具４を被打込材１１
に打込むことができ、さらに作業能率を向上させること
ができる。By displaying the amount of driving depth, which is changed by rotating the knob 15, on the scale 17, the worker can put the stopper 4 into the driven material 11 at the desired driving depth.
It is possible to improve the work efficiency.
【００１２】図６に本発明打込み深さ調整装置の他の実
施例を示す。本実施例は、上記した第２カム１３を２個
設け、２個の第２カム１３により第１カム１２を挟む構
成とすると共に上部プッシュレバー５ｅに軸受の機能を
持たせたものである。カム１２、１３が図２に示すよう
な構成をしていると、カム１２、１３に働く力点が異な
るのでカム１２、１３に偶力が働き、軸１４は反時計方
向に傾いてしまい、これと共に軸受部材１８が傾いてガ
イド部材１９内壁に接触しプッシュレバー５の上下動が
スムーズに行えなくなるという不具合が生じてしまう。
カム１２、１３を図６に示すような構成とすることによ
って、偶力が発生しなくなり、カム１２、１３及び軸受
の機能を持つ上部プッシュレバー５ｅが傾くことはなく
なり、上記したような不具合を防止することができる。
また、上部プッシュレバー５ｅを図に示すように、軸受
の機能を持たせ、カム１２、１３及び下部プッシュレバ
ー上端５ｈを覆うような形状とすることにより、部品点
数の削減を図ることができると共にカム１２、１３及び
軸１４、上部、下部プッシュレバーの下端５ｅ、上端５
ｈがガイド部材１９内においてよりスムーズに上下動で
きるようになる。FIG. 6 shows another embodiment of the driving depth adjusting device of the present invention. In the present embodiment, two above-mentioned second cams 13 are provided, and the first cam 12 is sandwiched by the two second cams 13, and the upper push lever 5e has a bearing function. When the cams 12 and 13 are configured as shown in FIG. 2, since the force points acting on the cams 12 and 13 are different, a couple force acts on the cams 12 and 13, and the shaft 14 tilts counterclockwise. At the same time, the bearing member 18 tilts and comes into contact with the inner wall of the guide member 19, which causes a problem that the push lever 5 cannot be smoothly moved up and down.
By configuring the cams 12 and 13 as shown in FIG. 6, no couple force is generated and the upper push lever 5e having the functions of the cams 12 and 13 and the bearing is not tilted. Can be prevented.
Further, as shown in the drawing, the upper push lever 5e is provided with a function of a bearing, and the cams 12 and 13 and the lower push lever upper end 5h are covered with the shape so that the number of parts can be reduced. Lower ends 5e and upper ends 5 of the cams 12, 13 and the shaft 14, upper and lower push levers
The h can move up and down more smoothly in the guide member 19.
【００１３】次に図７、図８を用いて、第１カム１２及
び第２カム１３の形状を説明する。図７は第１カム１２
を示す拡大図であり、第１カム１２と第２カム１３は同
一の形状をしているため、第２カム１３の記載は省略す
る。図８は軸１４に取付けられた第１カム１２と第２カ
ム１３を示す要部拡大図である。図７に示すように、第
１カム１２は外周が複数の面により形成されている。こ
れは、上部プッシュレバー下端５ｇと接触した時に上部
プッシュレバー下端５ｇと平行になる面であり、この面
は軸１４を中心として一定角度β毎に設けられており、
図から分かるようにある範囲までは軸１４から面までの
距離が一定量α増加する形状となっている。図８に示す
ように第１カム１２と第２カム１３とは軸１４を中心と
して点対称に取付けると、第１カム１２が面Ａで上部プ
ッシュレバー下端５ｇと接触する時には、第２カム１３
は面Ａ’で下部プッシュレバー上端５ｈと接触し、同様
に第１カム１２が面Ｂで上部プッシュレバー下端５ｇと
接触する時には、第２カム１３は面Ｂ’で下部プッシュ
レバー上端５ｈと接触する。カム１２、１３が面Ａ、
Ａ’でプッシュレバー５と接触した状態から、つまみ１
５を回動させ、カム１２、１３が面Ｂ、Ｂ’でプッシュ
レバー５と接触させるようにすると、上部プッシュレバ
ー５ｅ及び下部プッシュレバー５ｆは夫々軸１４に対し
てα離れ、上部プッシュレバー下端５ｇと下部プッシュ
レバー上端５ｈとの距離はつまみ１５を回動させる前に
比べ２α離れる。Next, the shapes of the first cam 12 and the second cam 13 will be described with reference to FIGS. 7 and 8. FIG. 7 shows the first cam 12
2 is an enlarged view showing the first cam 12 and the second cam 13 having the same shape, the description of the second cam 13 is omitted. FIG. 8 is an enlarged view of an essential part showing the first cam 12 and the second cam 13 attached to the shaft 14. As shown in FIG. 7, the outer periphery of the first cam 12 is formed by a plurality of surfaces. This is a surface that is parallel to the lower end 5g of the upper push lever when it comes into contact with the lower end 5g of the upper push lever. This surface is provided about the shaft 14 at constant angle β.
As can be seen from the figure, the shape is such that the distance from the shaft 14 to the surface increases by a certain amount α up to a certain range. As shown in FIG. 8, when the first cam 12 and the second cam 13 are mounted point-symmetrically about the shaft 14, when the first cam 12 contacts the lower end 5g of the upper push lever on the surface A, the second cam 13 is
Is in contact with the lower push lever upper end 5h on the surface A ', and similarly when the first cam 12 is in contact with the upper push lever lower end 5g on the surface B, the second cam 13 is in contact with the lower push lever upper end 5h on the surface B'. To do. The cams 12 and 13 are on the surface A,
From the state of contacting the push lever 5 at A ', press knob 1
5 is rotated to bring the cams 12, 13 into contact with the push lever 5 on the surfaces B, B ′, the upper push lever 5e and the lower push lever 5f are separated from the shaft 14 by α, and the lower ends of the upper push lever 5e. The distance between 5g and the upper end 5h of the lower push lever is 2α apart from that before turning the knob 15.
【００１４】上記したようにカム１２、１３を外周が複
数の面により形成された形状とすることにより、カム１
２、１３は夫々上部プッシュレバー５ｅの下端５ｇ、下
部プッシュレバー５ｆの上端５ｈと面接触するため、接
触点での両者の摩耗を少なくすることができ、打込み深
さ調整装置の精度が維持される。また、図６に示すよう
に軸１４に凸部を有する頭部２０を設け、上部プッシュ
レバー５ｅに頭部２０の凸部と係合可能な複数の凹部を
有するラッチ２１を設け、つまみ１５を常にカム１２、
１３と離れるように押圧するスプリング２２を設けたこ
とにより、カム１２、１３が不用意に回転することがな
くなる。つまみ１５を回動操作すると、軸１４の頭部２
０の凸部は係合していたラッチ２１の凹部を乗り越え、
別の凹部と係合する。ラッチ２１の凹部は、カム１２、
１３に面が設けられる角度β毎に複数個設けられ、頭部
２０の凸部がラッチ２１の凹部に係合するときには、カ
ム１２、１３は常に上部プッシュレバー下端５ｇ、下部
プッシュレバー上端５ｈと面接触する。As described above, by forming the cams 12 and 13 in a shape in which the outer circumference is formed by a plurality of surfaces, the cam 1
Since 2 and 13 are in surface contact with the lower end 5g of the upper push lever 5e and the upper end 5h of the lower push lever 5f respectively, wear of both at the contact points can be reduced and the accuracy of the driving depth adjusting device is maintained. It Further, as shown in FIG. 6, the shaft 14 is provided with a head portion 20 having a convex portion, the upper push lever 5e is provided with a latch 21 having a plurality of concave portions capable of engaging with the convex portion of the head portion 20, and the knob 15 is provided. Cam 12, always
By providing the spring 22 that presses the cam 12 away from the cam 13, the cams 12 and 13 do not rotate carelessly. When the knob 15 is rotated, the head 2 of the shaft 14
The convex portion of 0 gets over the concave portion of the latch 21 that was engaged,
Engage with another recess. The recess of the latch 21 is formed by the cam 12,
When a plurality of surfaces are provided on the surface 13 at an angle β, and when the convex portion of the head portion 20 engages with the concave portion of the latch 21, the cams 12 and 13 are always provided with an upper push lever lower end 5g and a lower push lever upper end 5h. Face to face contact.
【００１５】なお、前記第１カム１２と第２カム１３と
を一体構成することにより、組立を容易にすることがで
きる。同様に、第１カム１２、第２カム１３及び軸１４
を一体構成とすることにより、組立を更に容易にするこ
とができる。By assembling the first cam 12 and the second cam 13 integrally, the assembly can be facilitated. Similarly, the first cam 12, the second cam 13, and the shaft 14
By making the structure integral with each other, the assembly can be further facilitated.
【００１６】また、上記した実施例では、第１カム１２
と第２カム１３とを同一の形状としたが、異なる形状を
したものでも、必要な打込み深さの変化量を得ることが
できる形状であると共につまみ１５を一定量回動させた
時に変化する打込み深さ量が容易に認識することができ
るものであれば良い。In the above embodiment, the first cam 12 is also used.
Although the second cam 13 and the second cam 13 have the same shape, even if they have different shapes, the shape is such that a necessary amount of change in the driving depth can be obtained, and it changes when the knob 15 is rotated by a certain amount. What is necessary is that the amount of driving depth can be easily recognized.
【００１７】[0017]
【発明の効果】本発明によれば、トリガ近傍に打込み深
さ調整装置を設けることができるようになるので、打込
機の作業に邪魔になるということがなくなると共に打込
機を被打込材に置く等した際に被打込材に傷を付けると
いうことがなくなる。また、簡単な操作によって打込み
深さを調整することができるようになるので、作業能率
が向上する。According to the present invention, since the driving depth adjusting device can be provided in the vicinity of the trigger, the operation of the driving machine is not disturbed and the driving machine is driven. No damage to the material to be driven when placed on the material. Further, since the driving depth can be adjusted by a simple operation, the work efficiency is improved.
【図１】 本発明打込み深さ調整装置を備えた打込機の
一実施例を示す一部断面正面図。FIG. 1 is a partially sectional front view showing an embodiment of a driving machine equipped with a driving depth adjusting device of the present invention.
【図２】 図１のＢ−Ｂ線断面図。FIG. 2 is a sectional view taken along line BB of FIG. 1;
【図３】 図１の要部拡大断面図。FIG. 3 is an enlarged cross-sectional view of a main part of FIG.
【図４】 図１の要部拡大断面図。FIG. 4 is an enlarged cross-sectional view of a main part of FIG.
【図５】 図１の要部拡大正面図。5 is an enlarged front view of the main part of FIG.
【図６】 本発明打込み深さ調整装置の他の実施例を示
す要部拡大断面図。FIG. 6 is an enlarged sectional view of an essential part showing another embodiment of the driving depth adjusting device of the present invention.
【図７】 本発明打込み深さ調整装置を構成するカムの
形状を示す拡大図。FIG. 7 is an enlarged view showing the shape of a cam that constitutes the driving depth adjusting device of the present invention.
【図８】 図７に示すカムが軸に取付けられた状態を示
す拡大図。FIG. 8 is an enlarged view showing a state where the cam shown in FIG. 7 is attached to a shaft.
【図９】 従来の打込機の一例を示す一部断面正面図。FIG. 9 is a partially sectional front view showing an example of a conventional driving tool.
【図１０】 図９をＣ方向から見た要部拡大図。FIG. 10 is an enlarged view of a main part when FIG. 9 is viewed from the direction C.
【図１１】 図９の要部拡大断面図。11 is an enlarged cross-sectional view of a main part of FIG.
【図１２】 従来の打込機の他の一例を示す一部断面正
面図。FIG. 12 is a partially sectional front view showing another example of a conventional driving tool.
１は本体、２はトリガ、３は射出部、４は止具、５はプ
ッシュレバー、５ｅは上部プッシュレバー、５ｆは下部
プッシュレバー、６はバネ、７はドライバブレード、１
１は被打込材、１２は第１カム、１３は第２カム、１４
は軸、１５はつまみ、１６は矢印、１７は目盛、１９は
ガイド部材である。1 is a main body, 2 is a trigger, 3 is an injection part, 4 is a stopper, 5 is a push lever, 5e is an upper push lever, 5f is a lower push lever, 6 is a spring, 7 is a driver blade, 1
1 is a driven material, 12 is a first cam, 13 is a second cam, 14
Is a shaft, 15 is a knob, 16 is an arrow, 17 is a scale, and 19 is a guide member.
Claims (6)
が打出される射出部と、打込み動作を制御するトリガと
を備えた本体と、トリガから射出部近傍まで設けられ、
ドライバブレードの軸方向に往復動可能で、トリガと共
に打込み動作を制御するプッシュレバーとを有する打込
機において、 前記プッシュレバーをトリガ近傍で上部プッシュレバー
と下部プッシュレバーとに分割し、上部プッシュレバー
と下部プッシュレバーとの間に回動可能で一端につまみ
を設けた軸を設け、該軸に上部プッシュレバーの下端と
接触する第１カムと下部プッシュレバーの上端と接触す
る第２カムを軸に取付けたことを特徴とする打込機の打
込み深さ調整装置。1. A driver blade for driving a stopper, an injection unit for driving the stopper, a main body having a trigger for controlling a driving operation, and a body provided from the trigger to the vicinity of the injection unit,
A driving machine having a push lever capable of reciprocating in the axial direction of a driver blade and controlling a driving operation together with a trigger, wherein the push lever is divided into an upper push lever and a lower push lever in the vicinity of the trigger, and an upper push lever. Between the lower push lever and the lower push lever, a shaft having a knob at one end is provided, and a first cam that contacts the lower end of the upper push lever and a second cam that contacts the upper end of the lower push lever are provided on the shaft. A driving depth adjusting device for a driving machine, characterized in that
たことを特徴とする請求項１記載の打込機の打込み深さ
調整装置。2. The driving depth adjusting device for a driving machine according to claim 1, wherein the first cam and the second cam are integrally configured.
プッシュレバーの上端部、軸及び第１、第２カムを覆う
と共にこれらを上下方向に案内し、かつプッシュレバー
が一定量上方へ移動すると上部プッシュレバーの下端が
突き当たるストッパ面を有するガイド部材を本体に設け
たことを特徴とする請求項１記載の打込機の打込み深さ
調整装置。3. The lower end of the upper push lever, the upper end of the lower push lever, the shaft, and the first and second cams are covered and guided vertically, and when the push lever moves upward by a certain amount, 2. The driving depth adjusting device for a driving machine according to claim 1, wherein the main body is provided with a guide member having a stopper surface with which the lower end of the push lever abuts.
レバーの下端、上端と接触した時に前記下端、上端と平
行となる面により形成したことを特徴とする請求項１記
載の打込機の打込み深さ調整装置。4. The driving machine according to claim 1, wherein an outer circumference of the cam is formed by a surface which is parallel to the lower end and the upper end of the cam when contacting the lower end and the upper end of the upper and lower push levers. Driving depth adjustment device.
毎に前記面を有すると共に、ある範囲までは軸心から前
記面までの距離が一定量増加する形状をしたことを特徴
とする請求項４記載の打込機の打込み深さ調整装置。5. The cam is characterized in that the cam has the surfaces at constant angles about the axis and the distance from the axis to the surface increases by a certain amount up to a certain range. Item 4. A driving depth adjusting device for a driving machine according to Item 4.
ムが第１カムを挟む構成としたことを特徴とする請求項
１〜請求項５のいずれか１項に記載の打込機の打込み深
さ調整装置。6. The striking mechanism according to claim 1, wherein two second cams are provided, and the two second cams sandwich the first cam. Driving depth adjusting device for driving machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29603696A JPH09193045A (en) | 1995-11-10 | 1996-11-08 | Driving depth adjusting device of driver |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7-291585 | 1995-11-10 | ||
| JP29158595 | 1995-11-10 | ||
| JP29603696A JPH09193045A (en) | 1995-11-10 | 1996-11-08 | Driving depth adjusting device of driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH09193045A true JPH09193045A (en) | 1997-07-29 |
Family
ID=26558610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29603696A Pending JPH09193045A (en) | 1995-11-10 | 1996-11-08 | Driving depth adjusting device of driver |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH09193045A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528747A (en) * | 2010-11-15 | 2012-07-04 | 阿罗紧固设备公司 | Staple gun wire guide |
| JP2016049604A (en) * | 2014-08-29 | 2016-04-11 | 日立工機株式会社 | Drive machine |
-
1996
- 1996-11-08 JP JP29603696A patent/JPH09193045A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528747A (en) * | 2010-11-15 | 2012-07-04 | 阿罗紧固设备公司 | Staple gun wire guide |
| JP2016049604A (en) * | 2014-08-29 | 2016-04-11 | 日立工機株式会社 | Drive machine |
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