201236805 * 五、本案若有化學式時，請揭示最能顯示發明特徵的化學 式：無。 六、發明說明： 【發明所屬之技術領域】 本發明係有關加工機械的刀具交換裝置；尤指一種可 提高儲刀之數量，並且不會影響交換刀具之順暢性與便利 性的刀具交換裝置。 【先前技術】 按，一般應用在立式車床或車銑中心機的綜合加工機 ，為儲存不同規格、用途的重切車刀、一般車刀或輕切車 刀，於設置加工主轴之處通常會配置有一儲刀倉，配合儲 刀倉的換刀機構，以供加工主軸自動選取與裝設刀具，並 據此對加工件執行各種加工作業。 為提高傳統產業的競爭力與效率，目前業界主要朝向 擴大儲刀艙之儲刀量者，以利可隨時更換設計不同型態之 刀具進行加工。而一般擴大儲刀量的作法，一是增加儲刀 艙的容積，一則是增加儲刀艙内部用以挾持刀具的夾臂數 量，藉以挾持與容設更多刀具。 然而，若採增加儲刀艙容積者，易使刀盤隨著體積增 加而重量過重，導致配置該刀盤的加工機因為承受過大重 量，而發生變形或傾斜的情況，影響加工製程的精度。 至於採增加儲刀艙内部挾持刀具之夾臂數量者，由於 一般夾臂係固設於刀盤之周緣且呈比鄰之態樣，因此在更 換刀具時，該加工主軸容易受到鄰於兩側之夾臂或其他刀 201236805 具的干涉’導賴位不胃或是裝設不㈣，甚至產生碰撞 情形，導致加工主轴歪斜、變形，因而影響加工製程的精 度。 【發明内容】 有鑑=此’本發明之主要目的，乃在提供一種可提高 儲刀之數1 ’且不會影響更換刀糾之順縣與便利性的 加工機械的刀具交換裝置。 依據上述之目的，本發明加工機械的刀具交換骏置， 係配置於-加工機械上，其主要包含：—減，其臨於周 緣處上開設有導引槽，其巾，該軌盤得 以一通過圓心且二 端延伸於該導引槽之中心線的直線區分為上、下二部份， 位於軌盤上。卩之導引槽’為—以直線a為預設半經構成之 半圓態樣，位於軌盤下部之導引槽ϋ直線a為預設 長軸半偟、直線b為預設短軸半徑構成之半橢圓態樣，由 -者相接構成導引槽之導引路徑；—刀盤，係設於 一 目對於導㈣’而可㈣於鋪 有複數呈放射狀等距環設的 皿Θ，’彖汉 ± Mp m 又成，及禝數夹持臂，係樞設 於忒支g，用讀持刀具，且^ 彻又 柱頂端並設有—可對應容置 : ，於凸 由於執盤下部之導引㈣η的定位球體。 支臂端部至導引槽的距離= 二2圓態樣，故刀盤各 執盤下部之短軸b者，該支臂所連= ，使其擺角大於其他夾持臂，〜^夹㈣會朝外擺轉 之間得以形成較大之間距，可防二亥夾持臂與相鄰夾持臂 持臂的干涉與碰撞，減少換 ^安裝時受到兩側夾 、失决之機率，節省換刀所耗 201236805 費之時間’從而提高加工效率。 【實施方式】 具香查委員對本發明之構造特徵血 進-步的瞭解與認同，兹列舉以下較佳實施例力：能有更 式况明^后。所有圖式中有關於前與後 並配合圖 、頂部與底·及水平與垂直之參考，僅用=、上與下 而=構件限制於所述位置或空間方向。圖式與=述， 所&疋的尺寸’當可在不離開本發明之 ^書中 根據本發明之具體實施例的設計與需求而變2關内， 實』itr—圖與第二圖。第—圖係揭示本發明較佳 貫方&例應用於加祕4 >4» 早又佳 、加工機械之主要結構示意圖；第二 圖之=所其，揭示較佳實施例之局部剖‘^ -加工機械之機力械=換裝置⑴，係配置於 m^ ’所述心（2)主要包 3有 該機台（2)上的—動力單元(2〇)與-主軸頭(21) 、’所述主軸頭(21)係由動力單元(2G)帶動而可作垂直往復 運動者’機台（2)臨於主轴頭(21)前側處，則設置有一連動 機構(22)，用以驅動刀具交換裝置(工）。 本^明刀具交換裝置（1) ’係透過連動機構(22)而呈斜 向配置在㉟機台（20)上’其主要包含：—幸九盤(1〇)，該軌 盤(1〇)中心係固接於由連動機構(22)延伸出的驅動軸(220) ，而與遠連動機構(22)連結；一圓形刀盤(1：L)，該刀盤(11) 中心突設有一中空之軸接部（11〇)，以供套設於該驅動軸 (22〇)外部’軸接部（11〇)與驅動轴(220)間設有軸承(111)， 使刀盤（11)可相對於軌盤（10)而同軸轉動；及複數夾持臂 201236805 (12) ^樞設於刀盤(11)周緣處，用以挾持刀 峋參閱第三圖，並配合第一圖蛊 ） 係揭示本發明較佳實施例之執盤料㈣;第三圖 如第二圖所示，本發明之特徵在：所述 緣處’設有沿著軌盤⑽輪廓内緣i): 引：(卿其中，該軌盤⑽可以—通過預以^ 延至導引槽(101)中心線的直線D，將該軌盤⑽分為上 吉’位於執盤⑽上部之導引槽⑽)，係為一以 直線a為待構成之半圓態樣，直線a的長度為直線〇的 一为之一；位於轨盤(10)下部之導弓丨槽（1〇1)，係為一以直 線a為長軸半徑、直線b為短軸半徑所構成之半橢圓態樣 ，直線b小於直線a，據由二者相接構成該導引槽 之導引路徑。 ； 所述刀盤（11)之周緣，設有複數支呈放射狀均勾等距 環設在圓周上的支臂（112)，各支臂（112)間的圓心角相等 ，支臂（112)端部形成有一樞設桿（113),支臂（112)端部之 底緣處’並成形為一弧面。其中，由刀盤（n)中心至支臂 (112)端部的半徑長度，係預設小於或等於執盤（1〇)上部的 直線a，同時大於轨盤(10)下部的直線b者。 再請參閱第四圖，並配合第一圖至第三圖所示。第四 圖係揭示本發明較佳實施例之夾持臂的示意圖。 所述夾持臂（12)包含有一樞接座(13)與一夾板(1句。該 樞接座（13)—端，係設有一貫穿兩側面的樞設孔(130)，藉 以樞設於支臂（112)的樞設桿（113) ’於該端頂面，係突設 201236805 有一凸杈（131)，凸柱（131)頂端並成形有一可對應容置於 導引槽（101)的定位球體（132) ’於該端底面，係開設有一 提供支臂（112)伸入的槽口（133)，槽口（133)内壁形成一斜 槽面（134)，可藉以抵制刀盤(11)的支臂（112)，以限定夾持 臂（12)相對於支臂（112)的擺角，槽口（133)内緣則係成形為 一可對應支臂（112)底緣弧面的第二弧面，使夾持臂（12)擺 轉時更加順暢；樞接座（13)相異一端，則設有樞設部 。戎失板(1句一端亦設有一第二槽口（WO)，第二槽口（14〇) 兩侧成形有樞設片（141)，可透過一樞接銷（12〇)穿置而與 樞接部（I34)樞設，第二槽口（M0)内側，並設有一套設於 該樞接銷（120)上的扭力彈簧（121)，藉其提供一預張簧力 而分別撐抵樞接座（13)與夾板(1句，使夾板(14)相對於樞接 座（I3)而定位；夾板(Μ)相異一端，則設有用以挾持刀具 (3)的弧形槽口（142)。 再請參閱第五圖’並配合第一圖至第四圖所示。第五 圖係揭示本發明較佳實施例之實施示意圖。 實施時，令夾持臂（12)分別樞設於刀盤（η)周緣的支 臂（112)上’刀盤（Π)以軸接部（no)套設在連動機構(22)的 驅動軸（220)上而與軌盤（10)相對，復令夾持臂（12)的定位 球體(132)容設於軌盤(1〇)的導引槽中，使夾持臂（a) 之樞接座（13)得以支臂（；[i2)之樞設桿qi3)為中心而擺轉呈 預设角度，以供挾持刀具（3);從而構成一盤式刀庫之態 樣。 其中’由於位在轨盤（1〇)上部的導引槽(ιοί)係呈半圓 態樣’因此由刀盤（U)支臂（112)端部至導引槽（1〇1)間的距 201236805 • 離’均為相等，且透過定位球體（132)連結而位於導引槽 (101)内的各夾持臂（12)，其擺角均為垂直於刀盤(n)者， 以利挾持多組刀具(3)。 而由於位在軌盤(10)下部的導引槽（1〇1)係呈半搞圓態 樣，致使由刀盤(11)各支臂（II2)端部至導引槽(101)間的^ 離不盡相等： 趨近上部導引槽（101)之長轴a者，該支臂（112)端部 至導引槽（101)的距離係趨近支臂（II2)端部至上部導引槽 (1〇1)間的距離，因此該支臂（112)所連結之夾持臂（12)的^ 角’亦趨近位於上部者；趨近執盤（10)下部之短抽b者， 該支臂（112)端部至導引槽（101)的距離則為最短，為使定 位球體（132)容置於導引槽（101) ’支臂（112)所連結之夹持 臂（121)因而朝外擺轉，使其擺角大於相鄰夾持臂（12)，而 與相鄰夾持臂（12)間形成較大之間距。 據此設計，欲以設於夾持臂（121)上的刀具(3)作為車刀 時’可由連動機構（22)驅轉該刀盤（11)轉動，令夾持臂 (121)沿著軌盤（10)之導引槽（1〇1)而移至軌盤（1〇)之短軸b ^，此時，由於夾持臂（12，)與相鄰夾持臂（12)間，因前述 襬轉動作而形成有較大之間距，俾提供一充裕的裝設空間 二I防止刀具(3)安裝時受到鄰於兩側炎持臂（12)二^或 ，之後藉由樞接座（13)與失板(14)間的扭力彈菩（121) 之彈陵力，以利刀具（3)快速對位裝設，俾減 之機率，節省換刀所耗費之時間，從而提高加工^失" 以上所述說明，僅為本發明的較佳實施方式而已，意 明確本發明的特徵’並非用以限^本發明實施例的範圍 201236805 - ，本技術領域内的一般技術人員根據本發明所作的均等變 化，以及本領域内技術人員熟知的改變，仍應屬本發明涵 蓋的範圍。 【圖式簡單說明】 第一圖：本發明較佳實施例應用於加工機械之主要結 構示意圖； 第二圖：本發明較佳實施例之局部剖面示意圖； 第三圖：本發明較佳實施例之軌盤的平面示意圖； 第四圖：本發明較佳實施例之夾持臂的示意圖； 第五圖：本發明較佳實施例之實施示意圖。 【主要元件符號說明】 1 刀具交換裝置； 131 凸柱； 10 軌盤； 132 定位球體； 100 突緣部； 133 槽口； 101 導引槽； 134 斜槽面； 11 刀盤； 135 枢設部； 110 轴接部， 14 爽板， 111 軸承； 140 第二槽口； 112 支臂； 141 框設片， 113 框設桿， 142 弧形槽口； 12 夾持臂； 2 機台； 13 框接座， 20 動力單元 130 樞設孔； 21 主軸頭； 201236805 22 連動機構； 3 刀具； 220 驅動軸； [s] 10201236805 * V. If there is a chemical formula in this case, please disclose the chemical formula that best shows the characteristics of the invention: None. VI. Description of the Invention: [Technical Field] The present invention relates to a tool changer for a processing machine; and more particularly to a tool changer which can increase the number of storage knives without affecting the smoothness and convenience of the exchange tool. [Prior Art] Press, general application machine for vertical lathe or turning and milling center machine, for storing heavy-duty turning tools, general turning tools or light-cut turning tools of different specifications and uses, usually in setting the machining spindle A tool storage bin is arranged to cooperate with the tool change mechanism of the storage bin for the automatic selection and installation of the machining spindle, and various processing operations are performed on the workpiece according to this. In order to improve the competitiveness and efficiency of traditional industries, the industry is currently focusing on expanding the storage capacity of the storage bins, so that the tools of different types can be replaced at any time for processing. In general, the method of expanding the amount of storage is to increase the volume of the storage compartment, and to increase the number of clamp arms inside the storage compartment for holding the tool, so as to hold and accommodate more tools. However, if the volume of the storage bin is increased, the cutter head is easily overweighted with the increase in volume, and the processing machine equipped with the cutter head is deformed or tilted due to excessive weight, which affects the accuracy of the machining process. As for the number of clamping arms that increase the holding tool inside the storage chamber, since the general clamping arm is fixed on the circumference of the cutter head and is adjacent to each other, the machining spindle is easily subjected to the adjacent sides when the tool is changed. The interference of the clamp arm or other knife 201236805 is not the stomach or the installation is not (4), and even the collision situation causes the machining spindle to be skewed and deformed, thus affecting the precision of the machining process. SUMMARY OF THE INVENTION The main object of the present invention is to provide a tool changer for a processing machine which can increase the number of storage knives and does not affect the replacement of the knives and the convenience of the processing machine. According to the above object, the tool exchange device of the processing machine of the present invention is disposed on the processing machine, and mainly comprises: - minus, which is provided with a guiding groove at the periphery, and a towel, the track can be A line passing through the center of the circle and extending at the center line of the guiding groove is divided into upper and lower portions and is located on the rail. The guide groove of the 卩 is a semi-circular form composed of a straight line a as a preset half-length, and the guide groove ϋ line a at the lower part of the track is a preset long-axis half-turn, and the straight line b is a preset short-axis radius. The semi-elliptical aspect, the guide path of the guide groove is formed by the connection of the - the cutter head, and the cutter head is disposed at one end for the guide (four)' and (4) for the plurality of radially equidistant rings. '彖汉± Mp m is formed again, and the number of clamping arms is pivoted on the branch g, using the reading tool, and ^ is the top of the column and is provided with - can be correspondingly placed: The lower guide (4) η positioning the sphere. The distance from the end of the arm to the guiding groove = 2 2 round state, so the short axis b of the lower part of each disk of the cutter head, the arm is connected =, making its swing angle larger than other clamping arms, ~^ clip (4) A large distance between the swinging arms can be formed, which can prevent the interference and collision between the arms of the Erhai and the arms of the adjacent clamping arms, and reduce the probability of being clipped on both sides when the installation is replaced. Save the time of the 201236805 fee for the tool change' to improve processing efficiency. [Embodiment] With the knowledge and approval of the characteristics of the structural features of the present invention, the following preferred embodiments are cited: there can be more cases. All drawings have references to front and back and to the figure, top and bottom, and horizontal and vertical, using only =, up and down = member is limited to the position or spatial direction. The schema and the size of the & ' can be changed in accordance with the design and requirements of the specific embodiment of the present invention without leaving the book of the present invention. . The drawings show the main structural schematics of the preferred embodiment of the present invention applied to the prior art and the processing machine; the second figure is a partial section of the preferred embodiment. '^ - Machine tool for processing machinery = changing device (1), is configured in m^ 'the heart (2) main package 3 has the power unit (2〇) and the spindle head on the machine (2) 21), 'The spindle head (21) is driven by the power unit (2G) and can be used as a vertical reciprocator. The machine table (2) is located at the front side of the spindle head (21), and is provided with a linkage mechanism (22). Used to drive the tool changer (work). The tool exchange device (1) is disposed obliquely on the 35 machine (20) through the linkage mechanism (22). It mainly includes: - Fortunately, the disk (1 inch), the track (1〇) The center is fixed to the drive shaft (220) extending from the linkage mechanism (22) and coupled to the remote linkage mechanism (22); a circular cutter head (1: L), the cutter head (11) is centered a hollow shaft joint (11〇) is provided for being disposed outside the drive shaft (22〇), and a bearing (111) is disposed between the shaft joint portion (11〇) and the drive shaft (220), so that the cutter head is provided (11) coaxially rotatable relative to the rail (10); and a plurality of gripping arms 201236805 (12) ^ pivoted at the periphery of the cutter head (11) for holding the knife, see the third figure, and cooperate with the first Figure 4) shows a disc (4) of a preferred embodiment of the present invention; the third figure is as shown in the second figure, and the invention is characterized in that: the edge is provided along the inner edge of the contour of the rail (10) i) : 引: (Qing, where the rail (10) can be - through the line D that is extended to the center line of the guiding slot (101), the rail (10) is divided into the upper guiding groove (10) located at the upper part of the disc (10) ), is a semi-circle to be formed with a straight line a The length of the straight line a is one of the straight turns ;; the guide bow groove (1〇1) located at the lower part of the track (10) is a long axis radius with a straight line a and a short axis radius with a straight line b In the semi-elliptical aspect, the straight line b is smaller than the straight line a, and the two are connected to form a guiding path of the guiding groove. The periphery of the cutter head (11) is provided with a plurality of arms (112) which are arranged on the circumference of the radial equidistant equidistance ring, and the central angles between the arms (112) are equal, and the arms (112) The end portion is formed with a pivoting rod (113) at the bottom edge of the end of the arm (112) and formed into a curved surface. Wherein, the length of the radius from the center of the cutter head (n) to the end of the arm (112) is preset to be less than or equal to the straight line a of the upper portion of the disc (1〇), and is larger than the straight line b of the lower portion of the rail (10). . Please refer to the fourth figure again, together with the first to third figures. The fourth figure is a schematic view of a gripping arm of a preferred embodiment of the present invention. The clamping arm (12) comprises a pivoting seat (13) and a clamping plate (1. The pivoting seat (13)-end is provided with a pivoting hole (130) extending through the two sides, thereby being pivoted The pivoting rod (113) of the arm (112) has a tenon (131) on the top surface of the end, and the top end of the stud (131) is formed to be correspondingly received in the guiding slot (101). The positioning ball (132)' is provided with a notch (133) for extending the arm (112), and a grooved surface (134) is formed on the inner wall of the notch (133), thereby resisting the knife The arm (112) of the disc (11) defines a swing angle of the grip arm (12) relative to the arm (112), and the inner edge of the notch (133) is shaped to correspond to the bottom of the arm (112) The second curved surface of the edge arc surface makes the clamping arm (12) swing more smoothly; the pivoting seat (13) has a different end, and a pivoting portion is provided. The missing plate (the one end of the sentence also has a first a two-notch (WO), a second slot (14〇) is formed with a pivoting piece (141) on both sides, which can be pivoted through a pivot pin (12〇) and pivoted (I34), The inside of the two slots (M0) is provided with a set of pivot pins (120) The torsion spring (121) is provided by a pre-tensioning force to respectively support the pivoting seat (13) and the clamping plate (1 sentence, so that the clamping plate (14) is positioned relative to the pivoting seat (I3) The opposite end of the splint (Μ) is provided with an arcuate notch (142) for holding the cutter (3). Please refer to the fifth figure' and match the first to fourth figures. A schematic diagram of the implementation of the preferred embodiment of the present invention is disclosed. In practice, the clamping arms (12) are respectively pivoted on the arms (112) of the periphery of the cutter head (η) to form a cutter head (Π) to the shaft joint (no) Between the drive shaft (220) of the linkage mechanism (22) and the rail (10), the positioning ball (132) of the clamping arm (12) is accommodated in the guide of the rail (1) In the guiding groove, the pivoting seat (13) of the clamping arm (a) is pivoted at a preset angle by the arm ([i2) pivoting rod qi3) for holding the tool (3); Thus, a disc-shaped tool magazine is formed. Among them, the guide groove (ιοί in the upper part of the rail (1〇) is in a semi-circular shape. Therefore, the end of the arm (112) is supported by the cutter head (U). To the distance between the guide groove (1〇1) 201236805 And the clamping arms (12) located in the guiding groove (101) through the positioning ball (132) are perpendicular to the cutter head (n), so as to hold the plurality of sets of tools (3) And because the guiding groove (1〇1) located at the lower part of the rail (10) is in a semi-circular manner, the end of each arm (II2) from the cutter head (11) is guided to the guiding groove (101). The distance between the two is equal: the distance from the end of the arm (112) to the guide groove (101) is close to the end of the arm (II2). The distance from the portion to the upper guiding groove (1〇1), so that the angle ' of the clamping arm (12) to which the arm (112) is attached also approaches the upper part; approaching the lower part of the disk (10) For the short draw, the distance from the end of the arm (112) to the guide groove (101) is the shortest, so that the positioning ball (132) is placed in the guide groove (101) 'arm (112) The joined gripping arms (121) are thus swung outwardly such that their swing angles are greater than the adjacent gripping arms (12) and a greater distance is formed between adjacent gripping arms (12). According to this design, when the cutter (3) provided on the clamp arm (121) is used as the turning tool, the cutter disc (11) can be rotated by the linkage mechanism (22), so that the clamp arm (121) is along The guide groove (1〇1) of the rail (10) is moved to the short axis b ^ of the rail (1〇), at this time, due to the gap between the clamping arm (12,) and the adjacent clamping arm (12) Because of the above-mentioned swinging action, a large distance is formed, and a sufficient installation space is provided to prevent the cutter (3) from being attached to the adjacent side of the illuminating arm (12) or the second The tow force of the torsion force (121) between the seat (13) and the lost plate (14) facilitates the rapid alignment of the tool (3), reducing the probability of saving, and saving the time spent on the tool change. The above description is only a preferred embodiment of the present invention, and the features of the present invention are not intended to limit the scope of the embodiments of the present invention 201236805 - General techniques in the technical field. Equal variations of personnel in accordance with the present invention, as well as variations well known to those skilled in the art, are still within the scope of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic view showing the main structure of a preferred embodiment of the present invention applied to a processing machine; FIG. 2 is a partial cross-sectional view showing a preferred embodiment of the present invention; Schematic diagram of the rail of the preferred embodiment of the present invention; FIG. 5 is a schematic view of the preferred embodiment of the present invention. [Major component symbol description] 1 Tool changer; 131 stud; 10 rail; 132 positioning ball; 100 flange; 133 notch; 101 guide groove; 134 chute surface; 11 cutter head; 135 pivot 110 shaft joint, 14 cool plate, 111 bearing; 140 second notch; 112 arm; 141 framed piece, 113 framed rod, 142 curved notch; 12 clamping arm; 2 machine table; 13 frame Seat, 20 power unit 130 pivot hole; 21 spindle head; 201236805 22 linkage mechanism; 3 tool; 220 drive shaft; [s] 10