200300381 玖、發明說明 【發明所屬之技術領域】 本發明爲關於在打進釘子等之作業途中，即使將打釘機 等放置在完工（finish)材料上或在完工材料上拖拉打釘機 等時也不會損傷完工材料的打結件（fastener)機中之完工 材料防損傷用護罩。 【先前技術】 一般，藉打釘機、打螺栓機 打結件機對完工材料實施打進 置在已經被施工之完工材料上 在打釘機的本體上端面敲打完 的定位作業中在完工材料上拖 況下’將打釘機載置或用來敲 機的本體表面係由金屬所構成 底板材料、化粧板等表面比較 打釘機的堅硬的金屬部份有損 商品性之虞。 從習知以來，將打釘機放置 止損傷完工材料，已知有在打 元件所構成之護罩。例如：曰 公報所示，在習知之打釘機本 等形成有緩衝用的護罩，以此 而受損傷。被配置在上述習知 藉接著等而在安裝於本體上部 、氣動塡充（air-tucker)等的 作業時’時常會將打釘機放 面而實施完工材料的定位或 工材料而定位或在完工材料 拉打釘機之情形。在此種情 打完工材料時，相對於打釘 ’而完工材料爲如石膏板、 柔軟者所成，因此在作業時 傷完工材料的表面而有損壞 在地板上或拖拉時，爲了防 釘機等的表面形成有由緩衝 本專利特開2000-263469號 體的上端面和前面及兩側面 些護罩防止其接觸完工材料 技術的本體上端面之護罩爲 之氣缸蓋的上端面形成，一 326\專利說明書(補件)\92-02\91133806.doc 6 200300381 般並在該護罩上表示商品名稱或製品記號等的記號（logo) 以提高其商品價値。 【發明所欲解決之技術課題】 一般爲閉鎖收容氣缸、活塞 部爲安裝有氣缸蓋，且該氣缸 出形成之螺紋座而以螺栓等安 體形狀小型化對打釘機本體的 構造，其對被接著在氣缸蓋上 方向不能安定而會損傷商品價 未被保護而該部份會碰觸到完 本發明爲鑑於上述情況而所 的防止完工材料本體的損傷， 安裝氣缸蓋之構造，也可朝一 的打結件機之完工材料防損傷 【解決課題之技術手段】 爲了解決上述課題，本發明 傷用護罩具備有：在內部收容 裝在該本體的上部之氣缸蓋； 之空氣吸進口的把手；藉自上 空氣使本體內的打擊機構作動 安裝在本體上面之氣缸蓋的上 的基部上面部之防護用護罩， 條片安裝繫合於形成在氣缸蓋 手側面所形成之繫止溝者。 等的打擊機構之本體的上端 蓋之安裝爲，在外周方向突 裝在本體上，但是爲了使本 上端部上螺合安裝氣缸蓋之 面而形成護罩的標識記號之 値。又，氣缸蓋的外周面因 工材料而會損傷完工材料。 完成，其課題爲提供可有效 同時，即使對本體藉螺合而 定方向安裝標識記號，如此 用護罩。 的打結件機之完工材料防損 有打擊機構之本體；及，安 及和本體一體被形成在後端 述空氣吸進口所供給之壓縮 之打結件機中，設置有覆蓋 端面、前面及兩側面和把手 使形成在該護罩的端緣之凸 的下端緣外周部和本體及把 326\專利說明書(補件)\92-〇2\91133806.doc 7 200300381 【實施方式】 【發明之實施形態】 圖1表示實施本發明的完工材料防損傷用護罩之打釘 機。該打釘機1爲由：收容有以打擊氣缸和打擊活塞等所 構成的打擊機構之本體2 ;及，自該本體2朝後方側一體 所形成之把手3 ;及，被設在前述本體2的下部之前端部4; 及，藉該前端部4和把手3的後端部所支持之倉匣5 ;如 此所構成。前述把手3在被形成爲中空之後端，形成有藉 由空氣軟管自空氣供給源吸進壓縮空氣至把手3內之空氣 吸進口 6，自空氣供給源被供給之壓縮空氣藉配置在把手3 的基部側下面之扳機拉桿7之操作而被供給至前述打擊機 構，打擊機構被驅動而自前端部4打出倉匣5內的釘子至 完工材料。 如圖2所示，被配置在本體2內之打擊機構爲由：氣缸 8 ;及可摺動自如地收容在該氣缸8內之活塞9 ;及連結在 該活塞9之驅動器1 0 ;如此所構成，前述氣缸8的上部爲 以安裝於本體2的上端之氣缸蓋11所覆蓋。被配置在該氣 缸蓋11內側之活塞停止器（piston stop)12在上死點位置阻 擋前述活塞9。前述把手3的內部被形成作爲貯留自壓縮 空氣源所供給的壓縮空氣之空氣室13，在該把手3的基 部，被形成有藉前述扳機拉桿7所操作之起動閥機構1 4。 起動閥機構1 4爲藉：供給空氣室1 3內的壓縮空氣至前 述氣缸2內之主閥15;及，藉操作前述扳機拉桿7而使主 閥1 5作動之扳機閥1 6 ;如此所構成，藉操作前述扳機拉 8 326\專利說明書(補件)\92-02\91133806.doc 200300381 桿7，則扳機閥16被操作，由此主閥15被作動，然後 給空氣室1 3內的壓縮空氣至氣缸8內使活塞9和驅動 1 0作動，而打出被供給至前端部4內之倉匣5內的釘子 如圖2及圖3所示，在前述氣缸蓋11的外周面，被安 有覆蓋氣缸蓋11的大致全周圍及把手的基部上面之護 1 7。護罩1 7爲藉橡膠等的軟質材料所構成，沿著護罩 的端緣被形成有朝往護罩1 7之內側的凸條片1 8。在前 氣缸蓋1 1上，沿著氣缸蓋1 1的端緣在其外周面形成繫 溝1 9，藉著使前述護罩1 7之凸條片18繫止於形成在氣 蓋11的繫止溝19而可在氣缸蓋11上安裝護罩17。又 如圖4所示’在把手3的基部之側面也被形成有繫止 20,護罩17之凸條片18被繫止於該繫止溝20上而安裝 前述把手3的基部側上面。 如圖5所詳不’在氣缸蓋11的下端緣，被形成有螺合 成於本體2的上端之母螺紋部2a的公螺紋部1 1 b，在該 螺紋部1 1 b的上方形成有爲了抵接本體2的上端面之向 徑方向突出的環狀突起1 1 a。在前述護罩1 7的下端緣上 一體被形成有覆蓋前述環狀突起11a的外周面之蓋 17a，該蓋部17a覆蓋著氣缸蓋11的環狀突起11a之外 面而可防止環狀突起1 1 a的外表面抵接完工材料而使其 到損揚。 又，在圖中所示之實施例，如圖2所示，在覆蓋氣缸 1 1的護罩1 7之後方側形成有比氣缸蓋1 1的後端面往後 突出之突出部21，雖然藉該突出部21可覆蓋把手3的 3抓專利說明書(補件)\92-02\91133806.doc 供 器 〇 裝 罩 17 述 止 缸 ， 溝 在 形 公 外 部 周 受 蓋 方 基 9 200300381 部側之一部份，但這是藉本體2形成爲纖細（slim)狀’ 了改善把持把手3的手指根部會滑向氣缸蓋Π之方向 把手3之把持均衡性，而使對應於把持把手3之手部 護罩17突出者。在此情況，在護罩17之突出部21的 被形成補強用之肋部22，藉把持把手3之手部而可防 罩1 7之突出部2 1的形狀變形。 在上述實施例中，雖然說明以壓縮空氣驅動之打釘 但本發明也可適用於藉電力或氣壓等所驅動之打釘針 打螺栓機等的打結件機。 【發明之效果】 如上述，由於以護罩覆蓋氣缸蓋之大略全周圍及把 基部上面，因此，即使完工材料碰到氣缸蓋的上端面 面及側面時也不會損傷完工材料。又，在護罩上要形 品名等的標識記號時，即使是對本體螺合安裝氣缸蓋 造，只要將標識記號形成在護罩上則可朝一定方向安 護罩如因摩擦而損傷等時，只要自繫止溝將凸條片分 可容易交換。進一步，由於以護罩覆蓋著氣缸蓋全體 此可省略氣缸蓋之塗裝等的表面處理而減低打結件機 產成本。 【圖式簡單說明】 圖1爲實施本發明的護罩之打釘機的斜視圖。 圖2爲和圖1相同之打釘機的本體上部之縱剖側視 圖3爲該打釘機的本體上部之縱剖前視圖。 圖4爲在圖2中之A - A線的剖視圖。 326\專利說明書(補件)\92-02\91133806.doc 而爲 等的 份使 內部 止護 機， 機或 手的 、r · 、刖 成商 之構 裝， 離即 ，因 之生 10 200300381 圖5爲護罩和氣缸蓋的繫止部之擴大剖視圖。 【元件符號說明】 1 打釘機 2 本體 2a 母螺紋部 3 把手 4 前端部 5 倉匣 6 空氣吸進口 7 扳機拉桿 8 氣缸 9 活塞 10 驅動器 11 氣缸蓋 1 la 環狀突起 lib 公螺紋部 12 活塞停止器 13 空氣室 14 起動閥機構 15 主閥 16 扳機閥 17 護罩 17a 蓋部 18 凸條片 326\專利說明書(補件)\92-02\91133806.doc200300381 发明 Description of the invention [Technical field to which the invention belongs] The present invention relates to the process of driving nails, etc., even when placing a nailer or the like on a finished material or dragging the nailer or the like on the finished material. A cover for preventing damage to the finished material in a fastener that does not damage the finished material. [Prior technology] Generally, the finished material is driven by a nailing machine and a bolting machine and a knotting machine. The finished material is placed on the finished material that has been constructed. The positioning operation is completed on the end face of the nailing machine. In the case of dragging, the surface of the nailer placed or used to tap the machine is made of metal, and the surface of the body is made of metal. The hard metal parts of the nailer may damage the product. It has been known since the nailing machine is placed to prevent damage to the finished material, and a shield composed of a driving element is known. For example, as shown in the Japanese Gazette, the conventional nailer and the like have a protective cover for buffering, which damages them. It is arranged in the above-mentioned conventional method, and then, when the work is installed on the upper part of the body, air-tucker, etc., the nailer is often placed on the surface to perform the positioning of the finished material or the positioning of the working material or The condition of the finished material pull nailing machine. In this case, the finished material is made of gypsum board and softer than nailing. Therefore, the surface of the finished material is damaged during operation and the floor is damaged or dragged. The surface of the cylinder head is formed by the upper end surface of the cylinder head which cushions the upper end surface of the body of Patent Application No. 2000-263469 and the front and both sides to prevent it from contacting the finished material technology. 326 \ Patent Specification (Supplement) \ 92-02 \ 91133806.doc 6 200300381, and a mark (logo) such as a product name or a product mark is displayed on the cover to increase the price of the product. [Technical problem to be solved by the invention] Generally, the structure of the nailer body is closed by accommodating the storage cylinder, the piston part is a cylinder head, and the thread seat formed by the cylinder is miniaturized in the shape of a body such as a bolt. If the direction is not stable on the cylinder head, the product price will not be protected and the part will come into contact. The present invention is designed to prevent the damage of the finished material body in view of the above situation. The structure of the cylinder head can also be installed. To prevent damage to the finished material of the Knotting Machine [Technical means to solve the problem] In order to solve the above-mentioned problem, the wound shield of the present invention is provided with: a cylinder head installed in the upper part of the body inside; A handle; a protective cover for the upper face of the base mounted on the upper part of the cylinder head by the upper air to activate the striking mechanism in the main body, and the strip is attached to a retaining groove formed on the side of the cylinder head By. The upper end cover of the main body of the other striking mechanism is attached to the main body in the outer peripheral direction, but the upper end part is screwed onto the surface of the cylinder head to form a shield mark. In addition, the outer peripheral surface of the cylinder head is damaged by the working material. The completion of the task is to provide a shield that can be effectively used at the same time, even if the marking mark is installed on the body in a certain direction. The finished material of the knotting piece machine has the body of the striking mechanism to prevent damage; and, Anhe and the body are integrally formed in the compressed knotting piece machine provided by the air suction inlet at the rear end, and are provided with covering end faces, front faces and Both sides and handles make the outer peripheral portion of the convex lower end edge and the body formed at the end edge of the shield and the handle 326 \ Patent Specification (Supplement) \ 92-〇2 \ 91133806.doc 7 200300381 [Embodiment] [Inventive Embodiment] Fig. 1 shows a nailing machine for implementing a cover for preventing damage to a finished material of the present invention. The nailing machine 1 is composed of: a main body 2 housing a striking mechanism composed of a striking cylinder, a striking piston, and the like; and a handle 3 integrally formed from the main body 2 toward the rear side; and, provided on the main body 2 The lower front end portion 4; and the magazine 5 supported by the front end portion 4 and the rear end portion of the handle 3; thus constituted. The handle 3 is formed into a hollow rear end, and a compressed air is sucked in from the air supply source to an air suction inlet 6 in the handle 3 through an air hose. The compressed air supplied from the air supply source is disposed on the handle 3. The operation of the trigger lever 7 under the base side is supplied to the aforementioned striking mechanism, and the striking mechanism is driven to drive the nails in the magazine 5 from the front end 4 to the finished material. As shown in FIG. 2, the striking mechanism arranged in the body 2 is composed of: a cylinder 8; and a piston 9 which can be flexibly accommodated in the cylinder 8; and a driver 10 connected to the piston 9; The upper part of the said cylinder 8 is covered with the cylinder head 11 attached to the upper end of the main body 2. A piston stop 12 disposed inside the cylinder head 11 stops the piston 9 at a top dead center position. The inside of the handle 3 is formed as an air chamber 13 for storing compressed air supplied from a compressed air source. At the base of the handle 3, a starter valve mechanism 14 operated by the trigger lever 7 is formed. The starting valve mechanism 14 is to: supply compressed air in the air chamber 13 to the main valve 15 in the aforementioned cylinder 2; and, by operating the trigger lever 7 to trigger the main valve 15 to actuate the trigger valve 16; By operating the aforementioned trigger to pull 8 326 \ Patent Specification (Supplement) \ 92-02 \ 91133806.doc 200300381 lever 7, the trigger valve 16 is operated, whereby the main valve 15 is actuated, and then the air chamber 1 3 The compressed air into the cylinder 8 actuates the piston 9 and the drive 10 to drive the nails fed into the magazine 5 in the front end portion 4 as shown in FIGS. 2 and 3. On the outer peripheral surface of the cylinder head 11, A cover 17 covering substantially the entire periphery of the cylinder head 11 and the upper surface of the base of the handle is installed. The shield 17 is made of a soft material such as rubber, and a convex strip piece 18 is formed along the end edge of the shield toward the inside of the shield 17. On the front cylinder head 11, a mooring groove 19 is formed on the outer peripheral surface along the end edge of the cylinder head 11, and the convex strip piece 18 of the shroud 17 is stopped by the system formed on the air cap 11. The groove 19 can be stopped and a shield 17 can be attached to the cylinder head 11. As shown in FIG. 4 ', a stopper 20 is also formed on the side surface of the base of the handle 3, and a protruding piece 18 of the shield 17 is fastened to the stopper groove 20 to mount the upper side of the handle 3 on the base side. As shown in FIG. 5, a male screw portion 1 1 b is formed on the lower end edge of the cylinder head 11, and a female screw portion 2 a screwed onto the upper end of the body 2 is formed above the screw portion 1 1 b. The ring-shaped protrusions 1 1 a projecting in the radial direction of the upper end surface of the main body 2 are abutted. A cover 17 a covering the outer peripheral surface of the annular protrusion 11 a is integrally formed on the lower end edge of the shield 17, and the cover portion 17 a covers the outer surface of the annular protrusion 11 a of the cylinder head 11 to prevent the annular protrusion 1. The outer surface of 1 a comes into contact with the finished material to make it damaged. In the embodiment shown in the figure, as shown in FIG. 2, a protruding portion 21 protruding backward from the rear end surface of the cylinder head 11 is formed on the rear side of the cover 17 covering the cylinder 11. The protruding portion 21 can cover the 3-clamp patent specification of the handle 3 (Supplement) \ 92-02 \ 91133806.doc. The cover 17 is fitted with the above-mentioned stopper cylinder, and the groove is covered by a square base 9 200300381 on the side. Part of it, but this is because the body 2 is formed into a slim shape. This improves the balance of the grip of the handle 3 when the finger root of the grip handle 3 slides toward the cylinder head Π, so that the hand corresponding to the grip handle 3 The outer shield 17 protrudes. In this case, the rib 22 of the protruding portion 21 of the shield 17 is formed to hold the hand portion of the handle 3 to prevent the shape of the protruding portion 21 of the cover 17 from being deformed. In the above-mentioned embodiment, although the nailing driven by compressed air is described, the present invention can also be applied to a knotting machine such as a nailing needle, a bolting machine, or the like driven by electric power or air pressure. [Effects of the Invention] As described above, since the entire periphery of the cylinder head is covered with the shroud and the base is above, even when the finished material touches the upper end surface and the side surface of the cylinder head, the finished material is not damaged. In addition, when an identification mark such as a product name is to be formed on the shield, even if the cylinder head is screwed onto the body, as long as the identification mark is formed on the shield, the shield can be installed in a certain direction such as damage due to friction. As long as the ridge strips are divided by the self-locking groove, they can be easily exchanged. Furthermore, since the entire cylinder head is covered with a shroud, surface treatment such as painting of the cylinder head can be omitted, thereby reducing the production cost of knotted parts. [Brief Description of the Drawings] Fig. 1 is a perspective view of a nailing machine for implementing a shield of the present invention. Fig. 2 is a longitudinal sectional side view of the upper portion of the main body of the nailing machine shown in Fig. 1. Fig. 3 is a longitudinal sectional front view of the upper portion of the main body of the nailing machine. Fig. 4 is a sectional view taken along the line A-A in Fig. 2. 326 \ Patent Specification (Supplements) \ 92-02 \ 91133806.doc For the same purpose, the internal guard machine, machine or hand, r ·, the contractor's construction, leave, because of it 10 200300381 FIG. 5 is an enlarged cross-sectional view of a cap portion of a shroud and a cylinder head. [Description of component symbols] 1 Nailer 2 Body 2a Female threaded part 3 Handle 4 Front end 5 Casing 6 Air suction inlet 7 Trigger lever 8 Cylinder 9 Piston 10 Driver 11 Cylinder head 1 la Ring-shaped protrusion lib Male threaded part 12 Piston Stopper 13 Air chamber 14 Starter valve mechanism 15 Main valve 16 Trigger valve 17 Shroud 17a Cover 18 Tab piece 326 \ Patent specification (Supplement) \ 92-02 \ 91133806.doc
11 200300381 19、20 繫止溝 2 1 突出部 22 肋部 12 326\專利說明書(補件)\92-02\91133806.doc11 200300381 19, 20 Fastening groove 2 1 Protruding part 22 Rib part 12 326 \ Patent specification (Supplement) \ 92-02 \ 91133806.doc