200932418 九、發明說明： 【發明所屬之技術領域】 本發明係關於綜合切削加工機之換刀機構（二），特別係 指一種換刀機構之抓刀座於扣合刀具作動時，具有絕對的閉 合鎖固刀具功能’避免刀具之甩落而造成危險疑慮’且可適 用多種型態的綜合切削加工機。 【先前技術】 按，一般綜合切削加工機（俗稱C N C加工機），於主軸 旁固設有一換刀機構’該換刀機構得依電腦的指令，以在主 軸頭與刀庫之間作自動換刀的機能，來達到綜合切削加工機 的各式各樣的加工’但近年來工商發達，對綜合切削加工機 的型態要求者也越來越多’如有立式及臥式等，因此，對換 刀機構而言，其作動機構就會不同的設計。 請參閱第六A至六C圖所示者，為一種習用之換刀機構 係包含有··一換刀臂上座（81)、一換刀臂（82);該換刀臂 ❹上座（81)具有一滑槽（811)，於滑槽（811)中設有一滑塊 (812) ’並得受一彈性元件（813)頂持於該滑槽（811)中滑動； 一換刀臂（82)，其前後端設為一扣刀部（821)，另側端各設具 為一卡掣件（83)，並受一彈性元件（831)頂抵，一頂掣件（84) 分別伸設於該各卡掣件（83)之另端，其間各具有一撥動 WU與-撥動件（842)，同時並各受—彈性元件（843)頂抵 藉由上述構件組合’於換刀f(82)拉昇至定位時，該撥動 (841)係抵止於換刀臂上座（81)而呈a縮狀態，使卡擎件（8 於旋轉抓持刀具時，具有—伸縮裕度彈性退離，同時該換 臂（82)之撥動件⑽）係抵止於換刀臂上座（81)滑塊（8叫 200932418 突部（814) ’使其滑塊（812)受撥動件（842)撥動，據以顯露滑 槽（811)之孔室（815)，俾使該頂掣件（84)之撥動桿（841)得以 立即進入°亥孔室（815)中，進而使卡掣件（83)抓持刀具完成後 換刀臂（82)向下拉持時，該撥動桿（841)受彈性元件（84幻頂 抵使其可對卡掣件（83)進行抵止達到閉鎖該扣刀部（犯 扣抵該刀具者。 【發明内容】（所欲解決之技術問題） 上述ϋ刀臂傳動定位結構，其換刀臂係與主軸頭同側邊 έ士倘若要固疋於主軸頭的對面’則依習式結構所運作的 ”所需的動作則全部相反，即換刀臂閉鎖時卻要扣刀， ==須_刀具時’卻是形成—開鎖現象，造成該換刀 〇 旋：時：：：因ί身重力不平衡而刀具掉落，或該換刀臂因 2時產生離心力而甩出刀具，造成危險或損及昂貴刀具， 2換刀是傳動疋位結構只能限於單一之综合 機’實不符現今作業之多元性型態者。 (解決問題之技術手段） 之榼本t:人有L於此，乃憑恃著長期對於綜合切削加工機 、刀機構之研究及融會貫通之構思，而發明出—種適於多 :型加工機之換刀機構(二)，其包含:-抓刀 襄置:=兩=設一結合槽’該結合槽並設有-卡固 ^^ 具，一中心轉軸，該中心轉軸的一 抓刀座固接並連動；—動力單元，包含—本體，且供 :工：轉車:之動力來源；一盤式•且，該盤式 座之卡固裝置的下方，以導引該卡固裝置來開鎖、閉鎖 200932418 刀具；及一線性組，包含複數導桿、複數定位器，該線性 組固設於該盤式組的底部，該線性組以帶動該盤式組位 移；藉由上述構件，將該抓刀座的卡固裝置於換刀行程過程 中開鎖、閉鎖刀具，以防止該抓刀座有甩刀、掉刀的不穩的 情形發生。 本發明之主要目的在於提供適於各種綜合切削加工機之 換刀機構。 本發明之次要目的在於提供該綜合切削加工機一種定 〇 位、閉鎖刀具皆精準與穩定之換刀機構。 (對照先前技術之功效） 茲由以上說明得知，本發明相較先前技術，確可達到如 下之功效： 1、 本發明之導引裝置係位於該抓刀座的下方，且套伸 於該中心轉轴，而固定於該本體上、下頂板所預設位置，以 達適當的閉鎖刀具，此種結構設計可適用於多元性型態的綜 & 合切削加工機。 2、 本發明扣刀、拉刀、旋轉換刀、裝刀及復位所有程 序動作的抓刀座取刀時的閉鎖及開鎖均很精準，不致有刀具 甩落或刀具定位不實之情事發生。 【實施方式】 首先，請參閱第一、二圖所示，係本發明關於綜合切削 加工機之換刀機構（二），其包含：一抓刀座（1)，一中心轉 軸（2)，一動力單元（3)及一導引裝置（4);其中： 該抓刀座（1)係於一座體（11)兩側各設一結合槽（12)，該 200932418 一卡固上置(13);又，該卡固裝嶋係包 供該帶動桿⑽)作垂向伸 :=32):觸，而另端係凸伸於該結合槽(12)，且該帶動 =如Μ伸於該抓刀座⑴的底部，並得與該盤式組⑽ 該中心，轴（2)的-端與該抓刀座⑴固接並連動； ❹該動力單元（3)係包含一本體（31)，以作為該中心轉轴⑵ 所有作動的動力來源； 該導引裝置（4)係位於該抓刀座（1)的下方，且套伸於該 中心轉軸（2) ’而固定於換刀機構本體（31)上、下頂板（45、 46)所預設位置，其包含有一線性組（41)及一盤式組（42)，該 線性組（41)主要係輔以該抓刀座與該盤式組（42)作直線 位移至第一位置（43)及第二位置（44)時，適時的控制該盤式 組（42)作補償式移動’而使該盤式組（42)係辅以該抓刀座（1) ❹的卡固裝置（13)以適時達到開、閉鎖刀具（61)之功能；又， 該線性組（41)包含複數導桿（411)，固設於該盤式組（42)的底 部’桿體上間設一對環凹槽（412)，複數定位器（413) ’係固 設該本體（31)下頂板（46)的預設位置，使該導桿（41Π可貫穿 於該定位器（413)中，該定位器（413)内部設有一對定位體 (414)與彈簧（415)，此定位體（414)可爲導滑之圓球體、圓柱 體，該彈簧（415)提供該定位體（414)以卡摯該環凹槽（412) 之力；該盤式組（42)包含一盤體（421)、一下盤塊（423)、一 對彈簧（422)及一上盤塊（424)，並相互組套後使盤體（421) 與上盤塊（424)固設於該上頂板（45)上；該下盤塊（423)更包 200932418 含一對凸塊（4231)，係套伸貼合於該上盤塊（424)内，凸 (4231)得穿伸於該上盤塊（424)之盤面上，使該下盤塊（423 得與上盤塊（424)受該彈簧（422)之相互抵止而產生旋轉之相 對位置，藉由S亥帶動桿（132)得旋轉抵觸該凸塊⑷31) 邊，以改變該下盤塊(423)與上盤塊（424)在該盤體（421)内之 相對位置，據以形成一距離缺口，俾利該帶動桿（132)適時 向下落入，藉此同步封止該卡合桿（131)左右水平伸縮的外 間’而得以閉鎖該刀具⑽；且，該盤式組（42)亦得受該^ 性組（41)導引，使該盤式組（42)得以掣動該帶動桿（132)，進 而達到作動該卡合桿（131)開、閉鎖刀具（61)之功能者； 請參閱第三圖所*，該換刀機構之作.動行程包含有扣 刀、拉刀、旋轉換刀、裝刀及復位，且該抓刀座（1)的卡固 置（13)在第一位置（43)常態下的自起始點至旋轉扣刀前及襞 刀後回復至起始點的作動行程係皆呈開鎖的狀態，而於扣刀 後位移至第二位置（44)時乃至於旋轉換刀，及回復至第一位 置（43)時的裝刀作動行程係皆呈閉鎖的狀態，故茲就換刀 構之各作動行程進一步描述如下： 首先請參閱第一、四Α圖所示，該換刀機構係位於主輛 頭（7)與刀庫（6)之間，於起始點位置時，該盤體（421)上盤魂 (424)之盤面係貼抵於該帶動桿（132)之底面位置，使該抓刀 座（1)之卡合桿（131)具有可左右水平伸縮的空間，故該卡固 裝置（13)係呈開鎖之狀態；當該抓刀座（1)於起始點旋轉扣刀 時，該帶動桿（132)係同步作動抵觸該凸塊（4231)侧邊，使該 下盤塊（423)得對該彈簧（422)形成壓抵，同時旋轉一適當角 度，俟該下盤塊（423)與上盤塊（424)形成一可使帶動桿（132) 容伸之距離時，藉由該帶動桿（132)上方彈簧（133)之彈力釋 200932418 放’俾使該帶動桿（132)向下落入於該下盤塊（423)與上盤塊 (424)的缺口内，而該帶動桿（132)亦同步封止該該卡合桿 (131)左右水平伸縮的空間，俾達閉鎖刀具（61)完成扣刀作動 的行程； 凊續參閱第四B圖所示，完成扣刀作動行程後，該中心 轉軸（2)帶動該抓刀座（1)及刀具（61)予以拉出，位移至線性 組（41)導桿（411)的第二位置（44) ’由於該導桿（411)及該盤 式組（42)係與該抓刀座（1)同步向下作動，使該定位器（413) ❹的定位體（414)緊臨該導桿（411)的上環凹槽（412)之槽口，則 中心轉軸（2)停止位移，且該卡固裝置（13)相對之各元件關係 皆未變動，而仍維持在閉鎖的狀態；當該定位器（413)内的彈 簧（415)推頂該定位體（414)，使該導桿（4Π)受該定位體（414) 之推抵而位移卡摯於該環凹槽（412)之槽口’使整個盤式組 (42)朝下位移’同時該帶動桿（132)亦脫離該下盤塊（423)與 上盤塊（424)所形成之容伸缺口，且該下盤塊（42 簧陳彈力作用，回復至原起始點位置，使該帶動桿時二 ❹恰位於該凸塊（4231)上端，並得保有一間隙存在，由於該 動桿（132)此時尚受該上方彈簧（133)之彈力釋放，且誃卡固 裝置（13)相對之各元件關係皆未變動，故於拉刀的作^ 中，該卡固裝置（13)仍維為一閉鎖狀態（如第四c圖所示）. 請再參閱第四D圖所示’當完成拉刀作動行程後，τ於 該帶動桿（132)係與該盤式組（42)形成一適當間隙存在，故兮 中心轉軸（2)於旋轉互換刀具⑽過㈣，*會有碰= 引裝置⑷之疑慮，且該卡固裝置⑽相對之各元件關係亦未 有任何之變動’故於旋轉換刀的作動行程中，該卡固 仍維持於閉鎖狀態； 200932418 ^請續參閱第四E圖所示，當完成旋轉換刀作動行程後， 該抓刀座（1)需將刀具（61)復刀於主轴頭（7)上，故得回復至 第一位置（43)時，由於該導桿（411)及該盤式組（42)係與 該抓刀^座（1)同步向上作動，故該卡固裝置（13)相對之各元i牛 關係皆未變動，而仍維持在閉鎖的狀態 的定位體_緊_導桿㈤）之下環:(=)=3口 時，則中心轉軸（2)停止位移，藉由該定位器（413)内的彈簧 (415)推頂該定位體（414)，使該導桿（411)受該定位體（414) ❺之推抵而位移卡摯於該環凹槽⑷2)中，使整個盤式組⑷） 朝上位移，藉由該盤式組（42)已回復至起始點的凸塊（4231) 同步頂抵該帶動桿（132)底面，進而連動該帶動桿（132)向上 位移，使其不再封止該卡合桿（131)，俾使該卡合桿（丨31)恢 復具可左右水平伸縮的空間，故於復刀的作動行程中，該卡 固裝置（13)形成一開鎖狀態（如第四F圖所示）； 當儿成復刀作動行程後，換刀機構之抓刀座（1)需旋轉復 位至起始點的過程中，該帶動桿（132)受桿體上方彈簧（133) 之彈力釋放，而由下盤塊（423)的凸塊（4231)上落入於上盤塊 (424)的盤面上’使該卡固裝置（13)維持於開鎖的狀態，直至 該抓刀座（1)回復至起始點位置（如第一圖所示），即完成自動 換刀的循環作動過程。 另外’請參閱第五圖中所示，係為本創作導桿（411)的另 一實施例’該導桿（411)係為一方體長條結構，於該桿體上預 設有一對嵌槽（416)，藉以取代該導桿（411)之環凹槽（412)， 使該被槽（416)得定位於定位器（413)中，藉此該中心轉軸（2) 亦可以使該抓刀座（丨）作直線位移於至第一位置（4 3 )及第二 位置（44)時’適時的定位該盤式組（42)於所預定位置’使該 200932418 S具抓刀座⑴的卡固裝置（13)以達到開鎖、閉 (二):上:ί供—本』=:，削機之換刀機構 使刀具於抓刀座之沾人禅:種型癌的綜合切削加工機，俾 鎖現象，不致動時，該抓刀座係呈現精準閉 構成結構又未曾見；具定位不實之情事發生’且其 ❹ 要件，懇“，早專利申請 需陳明者，以上所、十、只曰准予專利，至為感禱。 之技術原理，若依太』，本發明之具體實施立即所運用 能作用仍未超所作之改變’其所走生之功 明之範_，合予陳日^式所錢之精神時’均應在本發 【圖式簡單說明】 :-Ξ:ίί1明較佳實施例於起始點之組設剖面示意圖。 第-圖係本發明較佳實施例之讀外觀圖。 第二圖係本發明較佳實施例作動行程之時序圖。 =Α圖係本發明較佳實施例於扣刀作動行程之示意圖。 四、四C圖係本發明健實施例於拉刀作動行程之示意圖。 ^圖係本發明較佳實施例於旋轉換刀作動行程之示意圖。 四E、izg F ®係本發明較佳實施例於裝刀作動行程之示意圖。 =五圖係本發明線性組導桿另—較佳實施例示意圖。 第六Α至六C圖係習用換刀機構示意圖。 【主要元件符號說明】 (本發明） 12 200932418 抓刀座 1 結合槽 1 2 卡合桿 1 3 彈簧-------- 1 3 動力單元—- 3 導引裝置—— 4 導桿-------- 4 1 定位器------ 4 1 ❹ 彈簧-------- 4 1 盤式組 4 2 彈簧-------- 4 2 凸塊-------- 4 2 第一位置---- 4 3 上頂板 4 5 刀庫-------- 6 主軸頭------ 7 ❹ (習式） 換刀臂上座-- 8 1 滑塊 8 1 突部-------- 8 1 換刀臂------ 8 2 卡掣件 8 3 頂掣件------ 8 4 撥動件------ 8 4 座體--------11 卡固裝置——13 帶動桿------13 2 中心轉轴----2 本體--------3 1 線性組------4 1 環凹槽------4 12 定位體------4 14 嵌槽--------4 16 盤體--------4 2 1 下盤塊------4 2 3 1 上盤塊------42 4 第二位置----44 下頂板------4 6 刀具--------6 1 滑槽--------8 1 1 彈性元件——813 孔室--------8 15 扣刀部------8 2 1 彈性元件——831 撥動桿------8 4 1 彈性元件——843 13200932418 IX. Description of the invention: [Technical field of the invention] The present invention relates to a tool change mechanism (2) of a comprehensive cutting machine, in particular to a cutter holder of a tool change mechanism having an absolute action when the fastening tool is actuated The closed locking tool function 'avoids the danger of falling out of the tool' and can be applied to a wide range of integrated machining machines. [Prior Art] According to the general integrated cutting machine (commonly known as CNC machining machine), a tool change mechanism is fixed beside the spindle. The tool change mechanism can be automatically changed between the spindle head and the tool magazine according to the instructions of the computer. The function of the knife is to achieve all kinds of processing of the integrated cutting machine. However, in recent years, the industrial and commercial development has been developed, and more and more types of integrated cutting machines have been required, such as vertical and horizontal. For the tool changer, the actuation mechanism will have a different design. Please refer to the figures 6 to 6 C. The conventional tool change mechanism includes a change arm upper seat (81) and a change arm (82); the change arm is mounted on the upper seat (81). Having a sliding slot (811), a slider (812) is disposed in the sliding slot (811) and is slidably held by the elastic member (813) in the sliding slot (811); 82), the front and rear ends are set as a buckle portion (821), and the other side ends are respectively provided as a latching member (83), and are abutted by an elastic member (831), and a top member (84) is respectively Extending at the other end of each of the latching members (83), each of which has a toggle WU and a dial member (842), and each of the elastic members (843) is abutted by the member assembly When the tool change f (82) is pulled up to the positioning position, the toggle (841) is abutted against the upper arm (81) of the tool changer, and is in a contracted state, so that the card slamming member (8 has a - when holding the tool by rotation) The telescopic margin is elastically retracted, and the toggle member (10) of the arm (82) is abutted against the upper arm of the tool changer (81) (8 is called 200932418 protrusion (814)' to make its slider (812) The toggle member (842) is toggled to reveal the chute (811) The chamber (815) enables the toggle lever (841) of the top member (84) to immediately enter the chamber (815), thereby causing the latch member (83) to grasp the tool after completion of the tool changer ( 82) When the pull-down is held, the toggle lever (841) is biased by the elastic member (84 phantom to resist the latch member (83) to lock the buckle portion (to buckle the cutter. SUMMARY OF THE INVENTION (Technical problem to be solved) The above-mentioned boring arm drive positioning structure has a tool-changing structure in which the arm-changing arm system and the main shaft of the spindle head are fixed to the opposite side of the spindle head. "The required action is all the opposite, that is, when the tool changer is locked, the knife is to be buckled. == When the tool is used, it is formed. The lock is opened, causing the change of the tool to be turned: Time::: Because the gravity is not Balance and the tool falls, or the tool change arm generates a centrifugal force to pull out the tool, causing danger or damage to expensive tools. 2 The tool change is that the drive clamp structure can only be limited to a single integrated machine. Multi-type person. (Technical means to solve the problem) The t-shirt: People have L here, but with long-term In the concept of comprehensive cutting machine, knife mechanism research and integration, we have invented a tool change mechanism (2) suitable for multiple: type processing machines, which includes: - Grab tool set: = two = set one combination The groove is provided with a fastening member, a central rotating shaft, and a gripping seat of the central rotating shaft is fixed and linked; the power unit includes a body, and the power source is: a disc type and, under the securing device of the disc seat, guiding the securing device to unlock and lock the 200932418 tool; and a linear group comprising a plurality of guiding rods and a plurality of positioners, the linear grouping Provided at the bottom of the disc group, the linear group drives the disc assembly displacement; by the above member, the gripping device of the grip holder unlocks and locks the cutter during the tool change stroke to prevent the gripper The instability of the sickle and the knife fell. SUMMARY OF THE INVENTION A primary object of the present invention is to provide a tool change mechanism suitable for various integrated cutting machines. A secondary object of the present invention is to provide a tool change mechanism in which the integrated cutting machine is precise and stable. (Compared with the efficacy of the prior art) As can be seen from the above description, the present invention can achieve the following effects compared with the prior art: 1. The guiding device of the present invention is located below the grip holder and extends over the The central rotating shaft is fixed on the main body and the preset position of the lower top plate to achieve a suitable locking tool. The structural design can be applied to the multi-type type comprehensive & cutting machine. 2. The locking and unlocking of the knife holder, the rotary knife, the rotary tool change, the loading tool and the resetting of all the program movements of the present invention are very precise, so that the tool is not broken or the tool positioning is not real. [Embodiment] First, referring to the first and second figures, the tool change mechanism (2) of the integrated cutting machine of the present invention comprises: a grip holder (1), a center shaft (2), a power unit (3) and a guiding device (4); wherein: the gripping seat (1) is provided with a coupling groove (12) on each side of the body (11), and the 200932418 is fixedly mounted ( 13); further, the card fixing tether bag for the driving rod (10)) to extend vertically: =32): touch, and the other end protrudes from the coupling groove (12), and the driving = such as stretching At the bottom of the grip holder (1), and with the center of the disc group (10), the end of the shaft (2) is fixedly coupled with the grip holder (1); the power unit (3) includes a body ( 31), as a power source for all the actuation of the central shaft (2); the guiding device (4) is located below the grip holder (1) and extends over the central shaft (2)' and is fixed a preset position of the upper and lower top plates (45, 46) of the blade mechanism body (31), comprising a linear group (41) and a disk group (42), the linear group (41) being mainly supplemented by the grasping knife Seat and the disc group (4 2) When linearly shifting to the first position (43) and the second position (44), timely control the disc group (42) for compensating movement 'and making the disc group (42) supplemented by the grip The fixing device (13) of the blade holder (1) functions to open and close the cutter (61) in a timely manner; in addition, the linear group (41) includes a plurality of guiding rods (411) fixed to the disc group ( 42) A pair of ring grooves (412) are arranged on the bottom of the rod body, and the plurality of positioners (413) ' fix the preset position of the lower top plate (46) of the body (31) to make the guide rod (41Π) The positioning device (413) is internally provided with a pair of positioning bodies (414) and springs (415), and the positioning body (414) can be a guiding spherical body or a cylinder. A spring (415) provides the positioning body (414) to clamp the force of the ring groove (412); the disk group (42) includes a disk body (421), a lower disk block (423), and a pair of springs ( 422) and an upper disk block (424), and after assembling each other, the disk body (421) and the upper disk block (424) are fixed on the upper top plate (45); the lower disk block (423) is further included 200932418 Includes a pair of bumps (4231) In the upper disc block (424), the convex portion (4231) is required to extend over the disc surface of the upper disc block (424) such that the lower disc block (423) and the upper disc block (424) are subjected to the spring (422). The mutual relative rotation produces a relative position of the rotation, and the S-carrying rod (132) is rotated to abut the edge of the bump (4) 31) to change the lower disc block (423) and the upper disc block (424) on the disc The relative position in the body (421) is formed to form a distance gap, so that the driving rod (132) falls in and out at a proper time, thereby simultaneously sealing the outer side of the horizontally telescopically extending and closing the engaging rod (131) to be locked. The tool (10); and the disk group (42) is also guided by the group (41), so that the disk group (42) can be used to move the driving rod (132), thereby achieving the engagement. The function of the lever (131) to open and lock the tool (61); please refer to the third figure*, the tool change mechanism includes a knife, a broach, a rotary tool change, a tool and a reset, and The clamping position (13) of the gripper seat (1) is unlocked in the normal state of the first position (43) from the starting point to the front of the rotating cleat and after the retracting to the starting point. State, and when the knife is displaced to the second position (44), even when the tool is rotated, and the knife-operating stroke when returning to the first position (43) is in a locked state, the tool is changed. The respective actuation strokes are further described as follows: First, as shown in the first and fourth figures, the tool change mechanism is located between the main head (7) and the tool magazine (6). The disk surface of the upper body (424) of the body (421) is attached to the bottom surface of the driving rod (132), so that the engaging rod (131) of the grip holder (1) has a space for horizontal expansion and contraction, so The fixing device (13) is in an unlocked state; when the gripping seat (1) rotates the knife at the starting point, the driving rod (132) is synchronously actuated against the side of the protrusion (4231), so that The lower disc block (423) is pressed against the spring (422) while rotating at an appropriate angle, and the lower disc block (423) and the upper disc block (424) form a displacement lever (132). At the time of the distance, the elastic force of the spring (133) above the driving rod (132) releases 200932418, so that the driving rod (132) falls downward into the lower disc block (423). And the gap between the upper disc block (424), and the driving rod (132) also synchronously seals the left and right horizontal expansion and contraction space of the engaging rod (131), and the locking tool (61) completes the stroke of the knives; Referring to Figure 4B, after the knife stroke is completed, the center shaft (2) drives the grip holder (1) and the cutter (61) to be pulled out and displaced to the linear group (41) guide rod ( The second position (44) of 411) is because the guide rod (411) and the disc group (42) are actuated downwardly in synchronization with the grip holder (1) to position the positioner (413) (414) immediately adjacent to the notch of the upper ring groove (412) of the guiding rod (411), the central rotating shaft (2) stops displacement, and the relationship between the fixing device (13) and the components is unchanged, and still Maintaining the locked state; when the spring (415) in the positioner (413) pushes the positioning body (414), the guiding rod (4Π) is displaced by the positioning body (414) and the displacement is stuck The notch of the ring groove (412) displaces the entire disc group (42) downward while the driving rod (132) also disengages from the capacity formed by the lower disc block (423) and the upper disc block (424). Narrow And the lower disc block (42 spring elastic force, return to the original starting point position, so that the second rod is located at the upper end of the bump (4231), and a gap exists, due to the moving rod ( 132) This fashion is released by the elastic force of the upper spring (133), and the relationship between the 誃 固 装置 device (13) and the components is not changed, so in the broaching process, the fixing device (13) still maintains It is in a locked state (as shown in Figure 4c). Please refer to the fourth figure D. After the broaching stroke is completed, τ is formed by the driving rod (132) and the disc group (42). A proper clearance exists, so the center shaft (2) rotates the interchangeable tool (10) over (4), * there is doubt about the impact device (4), and the relationship between the components of the fastening device (10) has not changed. During the actuating stroke of the rotary tool change, the clamping remains in the locked state; 200932418 ^Continued to refer to the fourth E diagram, after the rotary tool change actuation stroke is completed, the gripper seat (1) needs the tool ( 61) The compound knife is on the spindle head (7), so when returning to the first position (43), due to the guide rod (411) The disc group (42) is actuated in synchronization with the gripping tool holder (1), so that the securing device (13) does not change relative to each element i, but remains in the locked state. _tight_guide (5)) lower ring: (=)=3 port, then the center shaft (2) stops displacement, and the positioning body (414) is pushed up by the spring (415) in the positioner (413) , the guide rod (411) is displaced by the positioning body (414) and is displaced in the ring groove (4) 2) to displace the entire disc group (4) upward by the disc group ( 42) The bump (4231) that has been restored to the starting point is synchronously abutted against the bottom surface of the driving rod (132), and then the driving rod (132) is displaced upwardly so that the engaging rod (131) is no longer sealed.俾 enabling the engagement lever (丨31) to recover a space that can be horizontally stretched left and right, so in the actuation stroke of the compound knife, the fastening device (13) forms an unlocked state (as shown in the fourth F); After the compound knife is operated, the cutter holder (1) of the tool change mechanism needs to be rotated and reset to the starting point, and the driving rod (132) is released by the elastic force of the spring (133) above the rod body, and The bump (4231) of the disc block (423) falls onto the disc surface of the upper disc block (424) to maintain the securing device (13) in an unlocked state until the gripper seat (1) returns to The starting point position (as shown in the first figure) is the cycle of the automatic tool change. In addition, please refer to the fifth figure, which is another embodiment of the creative guide rod (411). The guide rod (411) is a one-piece strip structure, and a pair of inserts are pre-set on the rod body. a groove (416) for replacing the ring groove (412) of the guide rod (411) to position the groove (416) in the positioner (413), whereby the center shaft (2) can also When the cutter seat (丨) is linearly displaced to the first position (4 3 ) and the second position (44), the timely positioning of the disc group (42) at the predetermined position makes the 200932418 S gripper holder (1) The fixing device (13) to achieve unlocking and closing (2): upper: ί for - this』 =:, the tool change mechanism of the cutting machine makes the tool in the grasping knife seat: the comprehensive cutting of the type cancer Machining machine, shackle phenomenon, when not actuated, the gripper holder system presents a precise closed structure and has not seen it; the situation with false positioning occurs and its ❹ ❹ 恳 , , 早 早 早 早 早 早 早 早 早 早 早 早The tenth, only the patents are granted, and the praying. The technical principle, if it is too, the specific implementation of the invention can not be used immediately. The change of 'the martial arts of its birth _, when combined with the spirit of Chen Ri ^ style money' should be in the hair [simplified description] :-Ξ: ίί1 Ming preferred embodiment at the starting point BRIEF DESCRIPTION OF THE DRAWINGS The first drawing is a timing diagram of a preferred embodiment of the present invention. The second drawing is a timing chart of the actuation stroke of the preferred embodiment of the present invention. Schematic diagram of the actuation stroke. Four and four C diagrams are schematic diagrams of the squeezing stroke of the preferred embodiment of the present invention. Fig. 4 is a schematic view of the preferred embodiment of the present invention for rotary stroke change actuation. Four E, izg F ® BRIEF DESCRIPTION OF THE PREFERRED EMBODIMENT A schematic diagram of a knife-operating stroke is shown in the following figure: Figure 5 is a schematic view of a preferred embodiment of the linear group guide rod of the present invention. Figure 6 is a schematic diagram of a conventional tool change mechanism. 】 (Invention) 12 200932418 Gripper seat 1 Binding groove 1 2 Engagement rod 1 3 Spring --- 1 3 Power unit --- 3 Guides -- 4 Guides ------ -- 4 1 Positioner ------ 4 1 ❹ Spring --- 4 1 Disc group 4 2 Spring --- 4 2 Bump --------- 4 2 First position---- 4 3 Upper top plate 4 5 Tool magazine -------- 6 Spindle head ------ 7 ❹ (Literature) Tool changer upper seat -- 8 1 Slider 8 1 Bulge --- 8 1 Change arm ------ 8 2 Clamp 8 3 Top piece ------ 8 4 Toggles ------ 8 4 Seat --------11 Fixing device - 13 Pulling rod ------13 2 Center shaft --- 2 body -- ------3 1 Linear group ------4 1 Ring groove ------4 12 Positioning body ------4 14 Insert groove--------4 16 plate body --------4 2 1 lower plate block ------4 2 3 1 upper plate block ------42 4 second position----44 lower top plate-- ----4 6 Tool--------6 1 Chute --------8 1 1 Elastic element - 813 hole chamber --------8 15 knives ------8 2 1 Elastic element - 831 toggle lever ------8 4 1 Elastic component - 843 13