1234501 玖、發明說明： 【發明所屬之技術領域】 種對護蓋具 5 10 15 20 本發明是有關於一種帶鋸機，特別是指一 有安全密閉效果之帶鋸機之護蓋鎖緊裝置。 【先前技術】 令阅圃 1所 ，κ工文你任一機r1234501 发明 Description of the invention: [Technical field to which the invention belongs] A pair of protective covers 5 10 15 20 The present invention relates to a band saw machine, in particular to a cover locking device for a band saw machine with a safety sealing effect. . [Previous technique] Let 1 of the reading room
η内部上下軸設有二飛輪12，二飛輪12上套繞有一鑛: 13,二飛輪12轉動後可帶動錯帶13繞轉，運轉中 12及料u賴作者是相#危險的，因此機體^通常1 接設-護蓋u與制u相互對合作成㈣狀，該護蓋ι 的外形與機體11大略相同，其前側樞接在機體u上可翻專 打開’機體11後側邊緣處上下凹設有二嵌溝⑴，護蓋【 後侧邊緣處相對凸設有二插榫⑷，使護蓋14與機體=^ 合後，插榫141可插入嵌溝111内形成嵌扣固定。There are two flywheels 12 inside the upper and lower shafts. One flywheel is wrapped around the second flywheel 12: 13, the second flywheel 12 can drive the wrong belt 13 to revolve. The 12 is in operation. The author is dangerous, so the body ^ Usually 1 connection-the cover u and the system u cooperate to form a ㈣ shape. The shape of the cover is almost the same as that of the body 11. The front side of the cover is pivoted on the body u and can be turned to open the 'back edge of the body 11'. Two recessed grooves are provided in the upper and lower recesses, and a two-insertion tenon is relatively convex at the rear edge of the cover, so that after the cover 14 is combined with the body, the tenon 141 can be inserted into the recessed groove 111 to form a fastener.
上述護蓋14構造雖然能達到喪扣固定的功能，然而其 密閉效果並不理想，鑛帶13在使用—段時間後會耗損从 因此▼鋸機10通常要定期更換鋸帶13,鋸帶13在更換 時必需打開護1 14’因此護i 14被打開的時機也相當頻繁 插榫141與敢溝lu的嵌接結構在經過多次插拔過程後， 插榫141谷易因磨損而逐漸失去插扣能力，如此習知帶鋸 機10在使用一段時間後，護蓋Μ就無法與機體Η保持密 =接’尤其㈣機1G在運轉時會產生振動，更容易造成 蒦蓋 自钱體11上鬆脫打開，使運轉中的飛輪12及鋸帶 13外露，對操作者造成危險。 5 1234501 【發明内容】 因此’本發明主要目的是提供一種可對護蓋確 检閉之帶鋸機之護蓋鎖緊裝置。、’、 於疋，本發明提供一種帶鋸機之護蓋鎖緊長 要係由一機體及一護蓋對合組成，該機體與護蓋在 •側邊處具有一樞接端，在另一側邊處則具有一對入端 該=緊裝置包含有-插嵌單元及-鎖掣單元，該插=元 係設置在機體對合端内部預定位置處，其朝 讲— 嘎盞方向伸· 10 15 2〇 叹淘一具預定長度的插梢，該插梢末端處至少具有一卡掣· 部；該鎖掣單元係設置在護蓋對合端外部對應於插嵌單元、 的位置，其包含一套設在護蓋上可作軸轉的旋轉件，該旋· 轉件内部具有一可供插梢卡掣部伸進入的透空狀插孔，旋 轉件外端部具有一與插孔相近鄰的抵止面，轉動旋轉件可 令抵止面轉移與卡掣部形成抵止閉鎖。 本發明之功效係在操作便利的前提下，轉動旋轉件可 迅速對護蓋達到確實密閉對合之安全功能。 【實施方式】 有關本發明之前述及其他技術内容、特點與功效，在 以下配合參考圖式之一較佳實施例的詳細說明中，將可清 楚的明白。 參閱圖2所示，本發明帶鋸機之護蓋鎖緊裝置在一較 佳實施例中，該帶鋸機20的外殼構造主要係由一機體21 及一護蓋22對合組成，該機體21與護蓋22兩者在後側邊 處彼此樞聯而具有一樞接端211、221，兩者在前側邊處各 6 1234501 具有-對合端212、222,該鎖緊裝置包含有上下二插嵌單 及上下二鎖掣w接著’再將上述各單元的形 狀及組合情形予以詳述於后。 5 10 15 20 參:：广圖6所示，二触單元3〇係分別設置在機 _、、。端212内部，各包含有—成型在機體21内壁的 基柱3卜-螺接在基柱31上的插梢32、以及—可對該插 梢32作鎖接定止的螺帽33，該基柱31上凹設有一螺孔如 ’該插梢32 -端具有_螺紋段321剛好可螺人於該螺孔 如内，使插梢32朝向護蓋22方向伸出㈣定長度，㈣ 32末端處向兩側延伸有二卡掣部如，在本實施例中，卡 掣部與插梢係一種圓桿細τ形桿體，當然業者也可採 用其他型式的結構，將該插梢32作螺轉，可調整二卡擎部 322伸出的距離位置，該螺帽％是螺鎖在插梢μ的螺紋段 321上，將螺帽33鎖緊與基柱31端面接觸後，即可固止該 插梢32的伸出長度。 貞I早元40係分別設置在護蓋22對合端222外部-一套孔223内與插嵌單元3〇相互對應，其主要包含有一旋鲁 轉件及一彈性元件42,同時參閱圖4所示，該旋轉件 41係一呈圓筒狀的轉鈕，其内側一端具有一管周壁Μ〗，位 :官周壁411末端處具有二卡榫412，管周壁411沿轴向開 汉有數槽缝413，提供f周壁411的管徑具備彈縮變形的能 力，該套孔223為透通至護蓋22内壁的階級孔，當旋轉件 4\管—周壁411套壓迫入套孔223時，二卡榫412剛好可抵 止羞盍22内壁形成嵌扣限位。該旋轉件41在套孔223内 7 1234501 是可以沿軸向作活動位移的，該彈性元件42係一彈簀，其 设置在套孔223内可對旋轉件41提供一向外的彈抵力量。 該旋轉件41内部具有一可容許插梢32二卡掣部322伸進 入的透空狀插孔414，該插孔414與卡掣部322兩者是配套 結構，在本實施例中，插孔414是設置在旋轉件41中央處 的一字槽孔，旋轉件41内壁相鄰於插孔414兩側處具有二 抵止面415，各抵止面415與插孔414接鄰的位置上更形成 有一導弧緣4151，便利該卡掣部322沿抵進入至抵止面 415上，而每一抵止面415在中間位置處更凹設有一呈淺溝_ 狀的定位槽4152，該旋轉件41具有一外端部416，橫亙在j 外端部416中央位置處凸出成型有一扳柄部417，該扳柄部 417位置剛好與插孔414錯開而形成有一視覺角度差，讓操 作者由外部可一眼看出插梢32二卡掣部322伸進套入插孔 414的情形，位於扳柄部417裡側中央處具有一凹部‘Μ， 該凹部418可供插梢32末端插伸置入。 以上即為本發明帶鋸機之護蓋鎖緊裝置各構件形狀及‘ 組合空間型態的概述；接著，再將本發明的閉合動作以及鲁 預期所能達成之功效陳述如后： 參閱圖5、圖7所示，當操作者將護蓋22與機體21對 合時，插梢剛好可對準插入旋轉件41内，插梢32的二卡 擎部322由旋轉件41插孔414伸進入後，二卡掣部切的 伸出距離大約是在位於旋轉件41抵止面的位置上。、 >閱圖8、圖9所示，接著，操作者只要以手部扳轉旋 轉件41的扳柄部417，就可令整個旋轉件41作轉動， 8 1234501 止面415會被轉移而與二卡 下I邠322接觸，當抵止面415 上的疋位槽4152轉至卡盤却 ^ 卞1 °卩322位置時，由於旋轉件41 受到彈性元件42向外彈抵4 坪祗抵止面415上的二定位槽4152 與插梢32的二卡掣部322艰士 。制— 2 $成弹掣疋位，最後，該插梢32 被旋轉件41鎖掣益法 手…凌脫離，使邊盍22與機體21可保持 對接密合的狀態。 ίο 15 20 是故，本發明帶鑛機之護蓋鎖緊裝置，主要是為了解 決習知㈣機護蓋閉鎖性不佳造成的安全問題，本發明運 用的技術手段係、在機體21 _端設置插嵌單元％，相對在護 1 22外部設置鎖掣單元4〇，使護蓋22與機體21相互對合 時，插嵌單元30剛好可與鎖掣單元4〇配合套接，如此操 作者只要將鎖掣單元40扳轉後，即可對插嵌單元30形成 ^ _作動作非常快速而便利’ ^該護蓋22可以牢固地 閉口在機體21上’鎖合效果極為良好，護蓋22可承受帶 銀機20長期劇烈振動也不會鬆脫打開，使本發明具有非常 顯著的安全效果。Although the structure of the protective cover 14 can achieve the function of fixing the buckle, the sealing effect is not ideal. The mine belt 13 will be worn after a period of time. Therefore, the saw 10 usually needs to replace the saw belt 13 and the saw belt 13 regularly. It is necessary to open the guard 1 14 'during replacement. Therefore, the timing of the guard i 14 is also quite frequent. The insertion structure of the tenon 141 and the dare groove lu is subject to wear and gradually loses after several insertion and removal processes. The buckle ability, so it is known that after using the band saw machine 10 for a period of time, the cover M cannot keep close to the body. In particular, the machine 1G will vibrate during operation, and it is more likely to cause the cover to cover the body 11 The upper part is loosened and opened, so that the flywheel 12 and the saw band 13 in operation are exposed, posing danger to the operator. 5 1234501 [Summary of the invention] Therefore, the main object of the present invention is to provide a cover locking device of a band saw machine which can detect and close the cover. The lock of the cover of the band saw machine is composed of a body and a cover. The body and the cover have a pivot end at the side of the cover. One side has a pair of entry ends. The tightening device includes a -plug-in unit and a -locking unit. The plug-in unit is arranged at a predetermined position inside the mating end of the body, and it extends in the direction of -galanga. · 10 15 2 〇 Taotao has a pin with a predetermined length, at the end of the pin has at least one snap · part; the lock unit is located outside the mating end of the cover corresponding to the plug-in unit, It includes a set of rotating parts provided on the cover and capable of pivoting. The rotating and rotating parts have a hollow-type insertion hole that can be inserted into the pin latching part. The outer end of the rotating part has an inserting hole. The abutment surface adjacent to the hole, and the rotating member can rotate the abutment surface to form an abutment lock with the latch portion. The effect of the invention is that under the premise of convenient operation, rotating the rotating member can quickly align the cover to achieve the safety function of tightly closing and mating. [Embodiment] The foregoing and other technical contents, features, and effects of the present invention will be clearly understood in the following detailed description of a preferred embodiment with reference to the accompanying drawings. Referring to FIG. 2, in a preferred embodiment of a cover locking device for a band saw machine according to the present invention, the shell structure of the band saw machine 20 is mainly composed of a body 21 and a cover 22 mated together. 21 and the cover 22 are pivotally connected to each other at the rear side and have a pivot end 211, 221, and both of them at the front side 6 1234501 have-mating ends 212, 222, the locking device includes The upper and lower two insert inserts and the upper and lower two latches are then 'the shape and combination of the above units will be described in detail later. 5 10 15 20 Reference: As shown in Figure 6, the two-touch unit 30 is set on the machine _ ,,, respectively. Inside the end 212, each includes a base post 3 formed on the inner wall of the body 21, a pin 32 screwed to the base post 31, and a nut 33 which can be fixed to the pin 32. A screw hole is recessed on the base pillar 31, such as' The pin 32 has a _thread section 321 at the end, which can be screwed into the screw hole, such that the pin 32 extends toward the cover 22, a predetermined length, 32 At the end, two latching portions extend to both sides. For example, in this embodiment, the latching portion and the pin are a round rod and thin τ-shaped rod body. Of course, other types of structures can be adopted by the industry. For screw rotation, the distance position of the second card engine 322 can be adjusted. The nut% is screw-locked on the thread section 321 of the pin μ. After locking the nut 33 to contact with the end face of the base 31, you can The protruding length of the pin 32 is fixed. The Zhen I early element 40 is provided outside the mating end 222 of the protective cover 22-a set of holes 223 corresponding to the inserting unit 30, which mainly includes a swivel rotating member and an elastic element 42. See also FIG. 4 As shown, the rotating member 41 is a cylindrical rotary knob, with a tube peripheral wall M at one end of the inner side. Position: There are two tongues 412 at the end of the official peripheral wall 411. The tube peripheral wall 411 has several slots along the axial direction. The seam 413 provides the pipe diameter of the f peripheral wall 411 with the ability to shrink and deform. The sleeve hole 223 is a class hole that penetrates to the inner wall of the cover 22. When the rotating member 4 \ tube-peripheral wall 411 is pressed into the sleeve hole 223, The two latches 412 can just stop the inner wall of the shame 22 from forming a buckle limit. The rotating member 41 is movable in the sleeve hole 223 7 1234501 in the axial direction. The elastic member 42 is a spring. The elastic member 42 is provided in the sleeve hole 223 to provide an outward spring force to the rotating member 41. The rotating member 41 has a hollow insertion hole 414 which can allow the pin 32 and the latching portion 322 to extend into the rotating member 41. Both the jack 414 and the latching portion 322 are supporting structures. In this embodiment, the jack 414 is a slot in the center of the rotating member 41. The inner wall of the rotating member 41 has two abutment surfaces 415 adjacent to the two sides of the insertion hole 414. Each of the abutment surfaces 415 is adjacent to the insertion hole 414. A guide arc edge 4151 is formed to facilitate the latching portion 322 to enter the abutting surface 415 along the abutment, and each abutting surface 415 is more concavely provided with a shallow groove _-like positioning groove 4152 at the middle position. The rotation The piece 41 has an outer end portion 416, and a cross section 417 is protruded and formed at the center position of the outer end portion 416 of the j. A trigger portion 417 is formed. The position of the trigger portion 417 is just staggered from the insertion hole 414 to form a visual angle difference, allowing the operator It can be seen at a glance from the outside that the pin 32 and the latching portion 322 extend into the socket 414. A recess' M is located at the center of the inside of the trigger portion 417, and the recess 418 can be inserted and extended at the end of the pin 32. Placed. The above is an overview of the shape of each component of the cover locking device of the band saw machine of the present invention and the 'combined space type'. Then, the closing action of the present invention and the effects that can be expected are described as follows: See FIG. 5 As shown in FIG. 7, when the operator aligns the cover 22 with the body 21, the insertion pin can be inserted into the rotating member 41 in alignment, and the two card engine portions 322 of the insertion pin 32 extend through the insertion hole 414 of the rotating member 41. After that, the extending distance of the two latching portions is approximately at the position of the abutting surface of the rotating member 41. , ≫ As shown in FIG. 8 and FIG. 9, then, as long as the operator turns the trigger portion 417 of the rotating member 41 with his hand, the entire rotating member 41 can be rotated, and the stop surface 415 will be transferred and When it comes into contact with the second card under I 邠 322, when the abutment groove 4152 on the abutment surface 415 is turned to the chuck position ^ 卞 1 ° 卩 322, the rotating member 41 is springed out by the elastic element 42 to abut 4 The two positioning grooves 4152 on the stop surface 415 and the two latching portions 322 of the pin 32 are difficult. Control — 2 $ into a snap-stop position. At last, the pin 32 is locked by the rotating part 41. The hand ... Ling is disengaged, so that the side edge 22 and the body 21 can remain in a close and tight state. ίο 15 20 Therefore, the cover locking device of the mining machine of the present invention is mainly used to solve the safety problem caused by the poor lockability of the conventional machine cover. The technical means used in the present invention is on the machine body 21 _ end. The plug-in unit% is provided. Compared with the lock unit 40 provided outside the guard 1, 22, when the cover 22 and the body 21 are mated with each other, the plug-in unit 30 can just fit with the lock unit 40, so that the operator As long as the locking unit 40 is turned, the plug-in unit 30 can be formed. ^ _The operation is very fast and convenient. ^ The cover 22 can be firmly closed on the body 21. The locking effect is very good, the cover 22 It can withstand long-term severe vibration of the silver belt machine 20 and will not loosen and open, so that the invention has a very significant safety effect.
准以上所述者，僅為本發明之一較佳實施例而已，當 不能以此限定本發明實施之範圍，即大凡依本發明申請專 利範圍及發明說明書内容所作之簡單的等效變化與修飾， 皆應屬本發明專利涵蓋之範圍内。 【圖式簡單說明] 圖1是習知帶鋸機護蓋的展開示意圖； 圖2是本發明帶鋸機之護蓋鎖緊裝置一較佳實施例的 組合立體圖，說明該帶鋸機具有一機體及一護蓋，機體内 9 1234501 部設有二組插嵌單元，護蓋外部相對設有二組鎖掣單元； 圖3是上述較佳實施例的分解立體圖，說明該插嵌單 元具有一插梢，該鎖掣單元具有一旋轉件及一彈性元件； 圖4是上述較佳實施例旋轉件的立體圖，說明該旋轉 件具有一插孔、二抵止面及二定位槽等結構； 、圖5是上述較佳實施例的動作示意圖，說明該插梢伸 進入旋轉件插孔内尚未鎖掣的狀態； 圖6是圖5沿6-6線的組合剖視圖； 說明插梢末端二卡 圖，說明轉動該旋 說明插梢末端二卡 圖7是圖5沿7-7線的組合剖視圖， 掣部插伸入旋轉件内部插孔的情形； 圖8是上述較佳實施例的動作示意 轉件對插梢形成鎖掣的狀態；及 圖9疋圖8沿9-9線的組合剖視圖， 掣邛彈掣旋轉件二定位槽的情形。 10 1234501 【圖式之主要元件代表符號說明】The above is only one of the preferred embodiments of the present invention. When the scope of implementation of the present invention cannot be limited by this, that is, simple equivalent changes and modifications made in accordance with the scope of the patent application and the content of the invention specification , Shall all fall within the scope covered by the patent of the present invention. [Brief description of the drawings] FIG. 1 is a developed schematic diagram of a cover of a conventional band saw machine; FIG. 2 is a combined perspective view of a preferred embodiment of a cover locking device of the band saw machine of the present invention, illustrating that the band saw machine has a The body and a cover. Two sets of plug-in units are provided in the 9 1234501 part of the body, and two sets of lock units are provided opposite the cover; Figure 3 is an exploded perspective view of the above preferred embodiment, illustrating that the plug-in unit has a The pin, the locking unit has a rotating part and an elastic element; FIG. 4 is a perspective view of the rotating part of the above-mentioned preferred embodiment, illustrating that the rotating part has a structure such as a socket, two abutment surfaces, and two positioning grooves; Fig. 5 is a schematic diagram of the operation of the above preferred embodiment, illustrating the state where the pin is extended into the insertion hole of the rotating member and not yet locked; Fig. 6 is a sectional view taken along line 6-6 of Fig. 5; Figure 2 shows the combined sectional view along the line 7-7 of Fig. 5 when the knob is rotated. Fig. 8 shows the situation where the stopper is inserted into the internal socket of the rotating member. A state where the member forms a latch on the pin; and FIG. 9 疋Compositions sectional view taken along line 9-9 8, the case of elastic detent pawl mound two positioning slots of the rotary member. 10 1234501 [Description of the main symbols of the drawings]
20· * · 帶鋸機 3 3 ^ * * 螺帽 2L· — 機體 40…· 鎖掣單元 211 *， 樞接端 41 ·… 旋轉件 212… 對合端 411 * * 管周壁 TL· * · 護蓋 412 · · 卡榫 221 * * 樞接端 413 . · 槽缝 222 · * 對合端 414 · · 插孑L 223 · * 套孔 415… 抵止面 30*… 插嵌單元 4151 · 導弧緣 3 1 * * 4 基柱 4152 « 定位槽 31卜， 螺孔 416… 外端部 32，，* 插梢 417 ·. 扳柄部 321 * · 螺紋段 418 - · 凹部 322 * * 卡掣部 42*… 彈性元件 1120 · * · Band saw 3 3 ^ * * Nut 2L · — Body 40… · Locking unit 211 *, Pivot end 41 ·… Rotating part 212… Mating end 411 * * Tube wall TL · * · Protection Cover 412 · · Tenon 221 * * Pivot end 413. · Slot 222 · * Mating end 414 · · Insert L 223 · * Sleeve hole 415… Abutment surface 30 *… Insertion unit 4151 · Leading edge 3 1 * * 4 Base post 4152 «Positioning groove 31b, screw hole 416 ... Outer end 32, * pin 417 ·. Trigger part 321 * · Thread section 418-· Recess 322 * * Detent part 42 * … Elastic element 11