200306246 玖、發明說明 【發明所屬之技術領域】 本發明有關於釘書機，特別有關於將推壓手柄式連桿機 構改良後之釘書機。 【先前技術】 在手動式釘書機中，當與釘書針倉匣鉸連桿合之可開閉 之釘書針蓋被拉上時，釘書針倉匣內之推進器利用連桿構 件自動的後退，此種構造，不需要推進器之手動操作，釘 書針之裝塡方便爲一般習知者。 在此種釘書機中，連桿構件不是使用金屬板，而是使用 柔軟之樹脂製之推進器帶。推進器帶在兩端形成有寬幅度 之止脫部，前端穿通形成於推進器之狹縫，接合在推進器 成爲可以自由滑動，後端繫止在釘書針蓋。當將釘書針蓋 引上時，利用釘書針蓋將推進器帶拉向後方，推進器帶之 前端之止脫部將推進器拉向後退。在裝塡釘書針後，當將 釘書針蓋閉合時，利用彈簧使推進器彈接在釘書針之後 端，推進器帶通過推進器之狹縫被壓出到前方，前端部沿 著釘書針之上面到達釘書針倉匣內之前部。 在使用樹脂製之推進器帶作爲連桿構件之釘書機中，當 釘書針蓋閉合時，被壓出到推進器之前方之推進器帶不會 直進，會有前端部朝向釘書針倉匣之側方突出之情況。在 此種情況，推進器帶之前端部會因爲被釘書針倉匣和釘書 針蓋包夾而破損，當前端之止脫部破斷時，不能牽引推進 器，因而喪失作爲連桿構件之功能。 200306246 【發明內容】 因此，本發明之目的是解決上述之問題，所欲解決之技 術問題是防止推進器帶之破損。 本發明之提案用來達成上述之目的，提供一種釘書機’ 其構成是在覆蓋於釘書針倉匣之上面之可開閉之釘書針蓋 和釘書針倉匣內之推進器之間，裝有連桿機構，與釘書針 蓋之開放操作連動的，使推進器後退，在推進器帶之前端 部形成有止脫部，接合到推進器成爲可自由滑動，具備有 使推進器帶之後端部繫止在釘書針蓋之連桿機構’其特徵 φ 是：在推進器之前部設有向前下降之帶引導部’在閉合釘書 針蓋時，使推進器帶之前端部位沿著帶引導部之下面進入 到釘書針之下面側。 【實施方式】 下面將依照圖面用來詳述本發明之一實施形態。圖1表 示釘書機，從上面起利用中空梢7，鉸連桿合有手柄2，驅 動器臂3，釘書針蓋4，釘書針倉匣5，和夾緊臂6。在釘 書機倉匣5內設有朝向前後方向之彈簧引導軸8，利用外 €1 裝在彈簧引導軸8之壓縮線圏彈簧9用來將推進器1 0偏移 向前方。在推進器10被聚乙烯等之柔軟之樹脂製之推進器 帶1 1之前端部插穿，推進器帶1 1之後端部插穿到形成在 釘書針蓋4之長孔1 2。 當從圖1之初期狀態將手柄2拉上到上方時，手柄2和 驅動臂3和釘書針蓋4亦被引上，使釘書針倉匣5之上面 被開放，這時利用釘書針蓋4將推進器帶1 1拉向後方，用 7 200306246 來使推進器1 0後退到釘書針倉匣5內，成爲可以將釘書針 裝塡到釘書針倉匣5內之狀態。在裝塡被壓製成爲門形之 釘書針之連結體之後，當使手柄2，驅動器臂3和釘書針 蓋4閉合時，解除被推進器手柄1 1之拉伸的推進器1 〇， 彈接在釘書針之後端面，壓向前方，釘書針被壓接到釘書 針倉匣5之前部內壁面。 在釘書針裝塡後，手握夾緊臂6和手柄2進行閉合時， 使驅動器臂3和釘書針蓋4及釘書針倉匣5下降，釘書針 倉匣5之前部下面經由裝訂用紙（圖中未顯示）接觸在緊鉗 1 3，然後使驅動器臂3下降’被設在驅動器臂3之前端之 驅動器1 4用來使釘書針倉匣5內之最前列之釘書針射出到 下方。 在夾緊臂6設有扁平夾緊機構，以釘書針倉匣5之上面 作爲力點，利用使一端接合在驅動器臂3之連桿1 5，形成 使扁平夾緊機構之阻擋器1 6後退。當驅動器臂3進行下 降，射出釘書針時，驅動器臂3接近釘書針倉匣5用來使 連桿1 5轉動，連桿1 5之下端接觸在阻擋器1 6而使阻擋器 1 6朝向後方滑動。從被按壓到釘書針倉匣5之夾緊引導部 1 7卸除阻擋器1 6，用來使被解除支持之夾緊引導部丨7被 按下，釘書針之前端部衝突在緊鉗1 3，平坦的被折曲。 下面將說明推進器連桿機構。圖2(a)和2(b)表示推進器 帶1 1，其中形成有止脫部1 8，1 9，20，其在前後兩端或後端 稍前位置之幅度形成擴張。圖3(a)至3(d)表示釘書針蓋4， 在後端之軸承2 1之大致前方之頂面，形成有前後較長之長 200306246 孔1 2，使推進器帶1 1之後部插入到長孔1 2內，用來使長 孔1 2之側緣進入到後部之二個止脫部丨9，2 0 (第2止脫部） 之間，藉以繫止推進器帶1 1。 圖4(a)至4(f)表示插入到釘書針倉匣5內之推進器10, 使用聚醛樹脂等之射出成形樹脂零件，爲著使圖1所示之 彈簧引導軸8前後貫穿，所以使前後兩面開放。壓縮線圈 彈簧9彈接在被設於推進器1 0之前部之彈簧承接板2 2， 用來將推進器1 0向前方賦與勢能，藉以使推進器1 0之左 右兩側之前端面23接觸在釘書針。在推進器1 〇之左右之 內壁面設有突出到內側之帶支持部24，推進器帶1 1之前 端部插入到帶支持部24和頂部25之間之間隙。左右之帶 支持部24之後部垂直上立，連接到頂部25，當推進器帶 1 1從後方插入到帶支持部24和頂部25之間之間隙時，屬 於彈性材料之推進器帶11撓曲的通過間隙內，如圖5所 示，將推進器帶1 1之止脫部18(第1止脫部）鉤掛到帶支持 部24之後端之垂直壁面部26，用來連結推進器帶1 1和推 進器10。在推進器10之前部設有朝向前下方下降之帶引 導部27，帶引導部27之下端低於釘書針之高度。在推進 器1 0被固定之狀態，當將推進器帶1 1朝向前方壓出時’ 推進器帶1 1之前端部接觸在帶引導部27之下面，偏向下 方的前進。 使釘書針蓋4開放’在將釘書針裝塡到釘書針倉匣5之 後，使手柄2回到初期狀態時’使後端部繫止在釘書針蓋 4，用來將推進器帶丨1朝向前方壓出’但是如圖6所示’ 9 200306246 推進器帶1 1之前端部接觸在帶引導部27之下面，進入的 釘書針S之下面側而前進。因爲推進器帶1 1在藉由釘書針 倉匣5，彈簧引導軸8，和釘書針S所包圍之上下左右的空 間內前進，所以與推進器帶沿著釘書針之上面前進之習知 之釘書機不同，推進器帶1 1不會朝向釘書針倉匣4之側方 飛出，可以防止推進器帶1 1由於被釘書針倉匣5和釘書針 蓋4包夾而造成損傷。 另外，本發明並不只限於上述之實施形態，在本發明之 技術範圍內可以進行各種改變，本發明包含該等之改變。 本申請案係根據2002年3月29日申請之日本專利案（特 願2002-0967 9 8 )而作成者，其內容係參考該對應案編入而 成。 (產業上可利用性） 如上所述，本發明之釘書機因爲構建成在閉合釘書針蓋 時，使推進器帶之前端部進入到釘書針之下面側，所以推 進器帶不會由於被釘書針倉匣和釘書機蓋包夾而損傷，可 以有效的防止推進器帶之劣化和破損。 【圖式簡單說明】 圖1是釘書機之側面剖面圖，用來表示本發明之實施形 態。 圖2(a)是推進器帶之平面圖，圖2(b)是推進器帶之側面 圖。 圖3(a)至圖3(d)表示釘書針蓋，圖3(a)是平面圖，圖3(b) 是正面圖’圖3(c)之部份欠缺側面圖’圖3(d)是底面圖。 200306246 圖4(a)至圖4(f)表示推進器，圖4(a)是側面剖面圖，圖 4 (b )是俯視圖，圖4 (c)是前視圖，圖4 (d)是側視圖，圖4 (e) 是後視圖，圖4(f)是仰視圖。 圖5是推進器之俯視圖，用來表示安裝有推進器帶之狀 育旨 〇 圖6是推進器之側面剖面圖，用來表示推進器之前進狀 態。 (元件符號說明） 1 釘書機 2 手柄 3 驅動器臂 4 釘書針蓋 5 釘書針倉匣 6 夾緊臂 7 中空銷 8 彈簧引導軸 10 推進器 11 推進器帶 12 長孔 13 緊鉗 14 驅動器 15 連桿 16 阻擋器 17 夾緊導引部200306246 发明 Description of the invention [Technical field to which the invention belongs] The present invention relates to a stapler, and more particularly to a stapler in which a push handle type link mechanism is improved. [Prior art] In the manual stapler, when the openable and closable staple cover is pulled up with the hinge link of the staple cartridge, the pusher in the staple cartridge is automatically used by the link member This kind of structure does not require manual operation of the propeller, and the installation of the staples is convenient for ordinary people. In this stapler, instead of using a metal plate, the link member uses a soft resin thruster belt. The thruster belt has a wide stopper at both ends. The front end penetrates through the slit formed in the thruster. It is connected to the thruster so that it can slide freely. The rear end is tied to the staple cover. When the staple cover is pulled up, use the staple cover to pull the pusher belt backward, and the stopper at the front end of the pusher belt pulls the pusher backward. After attaching the staple, when the staple cover is closed, the propeller is elastically connected to the rear end of the staple with a spring, and the propeller belt is pushed out through the slit of the propeller to the front, and the front end is along the The top of the staple reaches the front of the inside of the staple magazine. In a stapler using a resin-made pusher belt as a link member, when the staple cover is closed, the pusher belt that is pushed out in front of the pusher does not advance straight, and the front end portion faces the staple. The side of the bin is protruding. In this case, the front end of the thruster belt may be damaged due to being clamped by the staple magazine and the staple cover. When the front end stop is broken, the thruster cannot be pulled, thus losing the link member. Its function. 200306246 [Summary of the invention] Therefore, the object of the present invention is to solve the above problems, and the technical problem to be solved is to prevent the propeller belt from being damaged. The proposal of the present invention is to achieve the above-mentioned object, and to provide a stapler 'which is structured between an openable and closable staple cover covering a staple cartridge and a pusher in the staple cartridge. Equipped with a link mechanism, linked with the opening operation of the staple cover, the propeller is retracted. A stopper is formed at the front end of the propeller belt, and it can be slid freely when it is connected to the propeller. The feature of the link mechanism that the rear end of the belt is tied to the staple cover is φ: a belt guide portion that is lowered forward is provided at the front of the pusher. When the staple cover is closed, the front end of the pusher belt The part enters the lower surface side of the staple along the lower surface of the tape guide. [Embodiment] An embodiment of the present invention will be described in detail below with reference to the drawings. Fig. 1 shows a stapler using a hollow tip 7 from above, a hinged link having a handle 2, a driver arm 3, a staple cover 4, a staple cartridge 5, and a clamping arm 6. The stapler magazine 5 is provided with a spring guide shaft 8 facing forward and backward. A compression wire 圏 spring 9 mounted on the spring guide shaft 8 is used to offset the propeller 10 forward. The pusher 10 is inserted through a front end of a soft resin pusher belt 11 made of polyethylene or the like, and the rear end of the pusher belt 11 is inserted into a long hole 12 formed in the staple cover 4. When the handle 2 is pulled upward from the initial state of FIG. 1, the handle 2 and the driving arm 3 and the staple cover 4 are also pulled up, so that the upper surface of the staple magazine 5 is opened. At this time, the staple is used. The cover 4 pulls the pusher belt 11 to the rear, and uses 7 200306246 to move the pusher 10 back into the staple magazine 5 so that the staple can be loaded into the staple magazine 5. After the handle is pressed into a door-shaped staple attachment, when the handle 2, the driver arm 3, and the staple cover 4 are closed, the pusher 1 stretched by the pusher handle 11 is released. It is elastically connected to the rear end surface of the staple and pressed forward, and the staple is pressed to the front inner wall surface of the staple magazine 5. After the staples are installed, the grip arm 6 and the handle 2 are closed, and the driver arm 3, the staple cover 4 and the staple magazine 5 are lowered. The binding paper (not shown) contacts the clamp 1 3, and then the driver arm 3 is lowered. The driver 1 4 provided at the front end of the driver arm 3 is used to make the topmost staple in the staple cartridge 5 The needle shoots down. The clamping arm 6 is provided with a flat clamping mechanism. The upper surface of the staple cartridge 5 is used as a force point, and the connecting rod 15 connecting one end to the driver arm 3 is used to form a stopper 16 for the flat clamping mechanism. Back. When the driver arm 3 descends and ejects the staples, the driver arm 3 approaches the staple cartridge 5 to rotate the connecting rod 15 and the lower end of the connecting rod 15 contacts the stopper 16 to make the stopper 16 Slide back. Remove the stopper 16 from the clamping guide 17 pressed to the staple cartridge 5 to press the clamped guide 丨 7 released, and the front end of the staple conflicts tightly. Pliers 1 3, flat and flexed. The thruster link mechanism will be described below. Figs. 2 (a) and 2 (b) show the thruster belt 11 in which stop-out portions 18, 19, and 20 are formed, which expand at the front and rear ends or at the rear end slightly forward. Figures 3 (a) to 3 (d) show the staple cover 4. On the top surface of the rear end of the bearing 21, a long and long 200306246 hole 12 is formed in the front and rear. The part is inserted into the long hole 12 to allow the side edge of the long hole 12 to enter between the two detachment sections 丨 9, 2 0 (the second detachment section) to fasten the thruster belt 1 1. Figs. 4 (a) to 4 (f) show the pusher 10 inserted into the staple cartridge 5, using injection-molded resin parts such as polyacetal resin, so that the spring guide shaft 8 shown in Fig. 1 penetrates forward and backward , So make both sides open. The compression coil spring 9 is elastically connected to the spring receiving plate 22 provided at the front of the thruster 10, and is used to impart potential energy to the thruster 10 forward, so that the front end faces 23 on the left and right sides of the thruster 10 contact. Staples. On the inner wall surface of the propeller 10, a belt support portion 24 protruding to the inside is provided, and the front end portion of the propeller belt 11 is inserted into the gap between the belt support portion 24 and the top portion 25. The left and right belt support portions 24 stand upright at the rear and are connected to the top portion 25. When the pusher belt 11 is inserted from the rear into the gap between the belt support portion 24 and the top portion 25, the pusher belt 11 which is an elastic material is bent. In the passage clearance, as shown in FIG. 5, the stopper portion 18 (the first stopper portion) of the thruster belt 11 is hooked to the vertical wall surface portion 26 at the rear end of the belt support portion 24 to connect the thruster belt. 1 1 and thruster 10. A belt guide 27 is provided at the front of the pusher 10 and lowers forward and downward. The lower end of the belt guide 27 is lower than the height of the staple. In the state where the pusher 10 is fixed, when the pusher belt 11 is pushed forward, the front end of the pusher belt 11 contacts below the belt guide 27 and advances downward. Opening the staple cover 4 'After attaching the staple to the staple magazine 5 and returning the handle 2 to the initial state', the rear end portion is fastened to the staple cover 4 and is used to advance The pusher belt 1 is pushed out toward the front, but as shown in FIG. 6 200306246 The front end of the pusher belt 1 1 contacts below the belt guide 27, and advances under the side of the staple S that has entered. Since the pusher belt 11 advances in a space surrounded by the staple cartridge 5, the spring guide shaft 8, and the staple S, it advances with the pusher belt along the top of the staple Unlike the conventional stapler, the pusher belt 11 will not fly out towards the side of the staple magazine 4, which can prevent the pusher belt 1 1 from being jammed by the staple magazine 5 and the staple cover 4. And cause damage. In addition, the present invention is not limited to the above-mentioned embodiments, and various changes can be made within the technical scope of the present invention, and the present invention includes such changes. This application was created based on the Japanese patent application (Japanese Patent Application No. 2002-0967 98) filed on March 29, 2002, and its contents are compiled with reference to the corresponding case. (Industrial Applicability) As described above, the stapler of the present invention is constructed so that the front end of the pusher belt enters the lower side of the staple when the staple cover is closed, so the pusher belt does not Damaged by the staple cartridge and the stapler cover can effectively prevent the deterioration and breakage of the thruster belt. [Brief description of the drawings] Fig. 1 is a side sectional view of the stapler, which is used to show the embodiment of the present invention. Fig. 2 (a) is a plan view of the thruster belt, and Fig. 2 (b) is a side view of the thruster belt. Fig. 3 (a) to Fig. 3 (d) show staple covers, Fig. 3 (a) is a plan view, and Fig. 3 (b) is a front view 'a partial side view of Fig. 3 (c) is missing' Fig. 3 (d ) Is the bottom view. 200306246 Figures 4 (a) to 4 (f) show the thruster, Figure 4 (a) is a side sectional view, Figure 4 (b) is a top view, Figure 4 (c) is a front view, and Figure 4 (d) is a side view. Figure 4 (e) is a rear view and Figure 4 (f) is a bottom view. Fig. 5 is a plan view of the thruster, which is used to show the state of the thruster belt. Fig. 6 is a side sectional view of the thruster, which is used to show the forward state of the thruster. (Description of component symbols) 1 Stapler 2 Handle 3 Driver arm 4 Staple cover 5 Staple magazine 6 Clamping arm 7 Hollow pin 8 Spring guide shaft 10 Pusher 11 Pusher belt 12 Long hole 13 Clamp 14 Driver 15 Link 16 Stopper 17 Clamp guide
11 止脫部 止脫部 止脫部 軸承 彈簧承接板 推進器前端面 帶支持部 頂部 垂直壁面部 帶引導部 釘書針11 Stop-off part Stop-off part Stop-off part Bearing Spring bearing plate Front end surface of the pusher With support part Top Vertical wall surface With guide part Staple