TWI419765B - Tool changing apparatus for a machine center - Google Patents

Tool changing apparatus for a machine center Download PDF

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TWI419765B
TWI419765B TW100106980A TW100106980A TWI419765B TW I419765 B TWI419765 B TW I419765B TW 100106980 A TW100106980 A TW 100106980A TW 100106980 A TW100106980 A TW 100106980A TW I419765 B TWI419765 B TW I419765B
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arm
guiding groove
rail
processing machine
straight line
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TW100106980A
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TW201236805A (en
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Ying Sun
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Ying Sun
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Description

加工機械的刀具交換裝置 Tool changer for processing machinery

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。 The present invention relates to a tool changer for a processing machine; and more particularly to a tool changer that increases the number of knives without affecting the smoothness and convenience of the exchange tool.

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,於設置加工主軸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。 Press, generally applied to the integrated processing machine of 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, there is usually a storage in the setting of the processing spindle. The tool holder cooperates with the tool change mechanism of the storage bin to automatically select and install the tool for the machining spindle, and performs various machining operations on the workpiece according to this.

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,一則是增加儲刀艙內部用以挾持刀具的夾臂數量,藉以挾持與容設更多刀具。 In order to improve the competitiveness and efficiency of the traditional industry, the current industry is mainly oriented to expand the storage capacity of the storage bay, so that it can be replaced at any time to design different types of tools 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 clamping arms for holding the tool inside the storage compartment, so as to hold and accommodate more tools.

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。 However, if the volume of the storage chamber is increased, the cutter head is easily overweighted with the increase of the volume, and the processing machine equipped with the cutter head is deformed or tilted due to excessive weight, which affects the precision of the machining process.

至於採增加儲刀艙內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 具的干涉,導致對位不易或是裝設不順暢,甚至產生碰撞情形,導致加工主軸歪斜、變形,因而影響加工製程的精度。 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. Clamp arm or other knife With the interference, the alignment is not easy or the installation is not smooth, and even the collision situation occurs, which causes the machining spindle to be skewed and deformed, thus affecting the precision of the machining process.

有鑑於此,本發明之主要目的,乃在提供一種可提高儲刀之數量,且不會影響更換刀具時之順暢性與便利性的加工機械的刀具交換裝置。 In view of the above, it is a primary object of the present invention to provide a tool changer for a processing machine which can increase the number of storage knives without affecting the smoothness and convenience of changing the knives.

依據上述之目的,本發明加工機械的刀具交換裝置,係配置於一加工機械上,其主要包含:一軌盤,其臨於周緣處上開設有導引槽,其中,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,位於軌盤上部之導引槽,為一以直線a為預設半徑構成之半圓態樣,位於軌盤下部之導引槽,為一以直線a為預設長軸半徑、直線b為預設短軸半徑構成之半橢圓態樣,由二者相接構成導引槽之導引路徑;一刀盤,係設於軌盤一側且相對於導引槽,而可相對於軌盤旋轉,該刀盤周緣設有複數呈放射狀等距環設的支臂;及複數夾持臂,係樞設於該支臂,用以挾持刀具,且夾持臂上設有一凸柱,於凸柱頂端並設有一可對應容置於導引槽的定位球體。 According to the above object, the tool changing device of the processing machine of the present invention is disposed on a processing machine, and mainly comprises: a track plate, which is provided with a guiding groove at a periphery thereof, wherein the track is passed through A straight line extending at a center end of the guiding groove is divided into upper and lower portions, and a guiding groove at an upper portion of the rail is a semicircular shape formed by a straight line a as a predetermined radius, and is located on the rail. The guiding groove of the lower part of the disk is a semi-elliptical state formed by a straight line a as a preset long axis radius and a straight line b as a preset short axis radius, and the two are connected to form a guiding path of the guiding groove; , which is disposed on one side of the rail and opposite to the guiding groove, and is rotatable relative to the rail. The periphery of the cutter head is provided with a plurality of radially equidistant annular arms; and a plurality of clamping arms are pivoted The arm is used for holding the tool, and a clamping post is disposed on the clamping arm, and a positioning ball corresponding to the guiding groove is disposed at the top of the protruding column.

由於軌盤下部之導引槽係呈一半橢圓態樣,故刀盤各支臂端部至導引槽的距離不盡相等相等,其中,支臂趨近軌盤下部之短軸b者,該支臂所連結之夾持臂會朝外擺轉,使其擺角大於其他夾持臂,以令該夾持臂與相鄰夾持臂之間得以形成較大之間距,可防止刀具安裝時受到兩側夾持臂的干涉與碰撞,減少換刀失誤之機率,節省換刀所耗 費之時間,從而提高加工效率。 Since the guiding groove in the lower part of the rail is in a semi-elliptical state, the distance from the end of each arm of the cutter head to the guiding groove is not equal, wherein the arm approaches the short axis b of the lower part of the rail, The clamping arm connected by the arm will swing outwards to make the swing angle larger than the other clamping arms, so that a large distance between the clamping arm and the adjacent clamping arm can be formed to prevent the tool from being installed. By the interference and collision of the clamping arms on both sides, the probability of tool change errors is reduced, and the cost of tool change is saved. Time is spent to improve processing efficiency.

為使 貴審查委員對本發明之構造特徵與功效能有更進一步的瞭解與認同,茲列舉以下較佳實施例,並配合圖式說明如后。所有圖式中有關於前與後、左與右、上與下、頂部與底部以及水平與垂直之參考,僅用於方便描述,而非將構件限制於所述位置或空間方向。圖式與說明書中所指定的尺寸,當可在不離開本發明之申請專利範圍內,根據本發明之具體實施例的設計與需求而變化。 In order to enable the reviewing committee to have a better understanding and recognition of the structural features and functions of the present invention, the following preferred embodiments are illustrated and described with reference to the drawings. References are made to the front and back, left and right, top and bottom, top and bottom, and horizontal and vertical references in all figures, only for ease of description, rather than limiting the components to the position or spatial orientation. The drawings and the dimensions specified in the specification may be varied according to the design and needs of the specific embodiments of the present invention without departing from the scope of the invention.

請先參閱第一圖與第二圖。第一圖係揭示本發明較佳實施例應用於加工機械之主要結構示意圖;第二圖為第一圖之局部圖,其係揭示較佳實施例之局部剖面示意圖。 Please refer to the first and second figures first. The first drawing is a schematic view showing the main structure of a preferred embodiment of the present invention applied to a processing machine; the second drawing is a partial view of the first drawing, which is a partial cross-sectional view showing a preferred embodiment.

本發明所述加工機械的刀具交換裝置(1),係配置於一加工機械之機台(2)上。如圖所示,所述機台(2)主要包含有設置於該機台(2)上的一動力單元(20)與一主軸頭(21),所述主軸頭(21)係由動力單元(20)帶動而可作垂直往復運動者,機台(2)臨於主軸頭(21)前側處,則設置有一連動機構(22),用以驅動刀具交換裝置(1)。 The tool changer (1) of the processing machine of the present invention is disposed on a machine (2) of a processing machine. As shown, the machine (2) mainly comprises a power unit (20) and a spindle head (21) disposed on the machine (2), the spindle head (21) being powered by a power unit (20) A person who drives the vertical reciprocating motion, and the machine table (2) is located at the front side of the spindle head (21), and is provided with a linkage mechanism (22) for driving the tool exchange device (1).

本發明刀具交換裝置(1),係透過連動機構(22)而呈斜向配置在該機台(20)上,其主要包含:一軌盤(10),該軌盤(10)中心係固接於由連動機構(22)延伸出的軸柱(220),而與該機台(20)連結;一圓形刀盤(11),該刀盤(11)中心突設有一中空之軸接部(110),以供套設於該軸柱(220)外部,軸接部(110)與軸柱(220)間設有軸承(111),使刀盤(11)可經由該連動機構(22)驅動而相對於軌盤(10)而同軸轉動 ;及複數夾持臂(12),係樞設於刀盤(11)周緣處,用以挾持刀具(3)。 The tool changer (1) of the present invention is arranged obliquely on the machine table (20) through a linkage mechanism (22), which mainly comprises: a track (10), the center of the track (10) is fastened Connected to the shaft column (220) extending from the linkage mechanism (22) and coupled to the machine table (20); a circular cutter head (11) having a hollow shaft connection at the center of the cutter head (11) a portion (110) for being sleeved outside the shaft column (220), and a bearing (111) is disposed between the shaft connecting portion (110) and the shaft column (220), so that the cutter head (11) can pass through the linkage mechanism ( 22) driving and rotating coaxially with respect to the rail (10) And a plurality of clamping arms (12) pivotally disposed at the periphery of the cutter head (11) for holding the cutter (3).

請參閱第三圖,並配合第一圖與第二圖所示。第三圖係揭示本發明較佳實施例之軌盤的平面示意圖。 Please refer to the third figure and match the first and second figures. The third figure is a schematic plan view showing a rail of a preferred embodiment of the present invention.

如第三圖所示,本發明之特徵在:所述軌盤(10)內側臨於周緣處,設有沿著軌盤(10)輪廓內緣等距向內偏移所成形之環形突緣部(100),於突緣部(100)上並開設有一導引槽(101)。其中,該軌盤(10)可以一通過預設圓心且兩端延伸至導引槽(101)中心線的直線D,將該軌盤(10)分為上、下二部份,位於軌盤(10)上部之導引槽(101),係為一以直線a為半徑構成之半圓態樣,直線a的長度為直線D的二分之一;位於軌盤(10)下部之導引槽(101),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,且該直線b之延伸線,係與主軸頭(21)之加工軸線相交者;據由二者相接構成該導引槽(101)之導引路徑。 As shown in the third figure, the present invention is characterized in that the inner side of the rail (10) is adjacent to the periphery, and is provided with an annular flange which is offset inwardly along the inner edge of the contour of the rail (10). The portion (100) has a guiding groove (101) formed on the flange portion (100). Wherein, the rail (10) can be divided into upper and lower parts by a predetermined line D and a straight line D extending to the center line of the guiding slot (101) at both ends, and the rail (10) is located on the rail (10) The upper guiding groove (101) is a semicircular shape formed by a radius a, and the length of the straight line a is one-half of the straight line D; the guiding groove at the lower portion of the rail (10) (101) is a semi-elliptical pattern composed of a straight line a as a long axis radius and a straight line b as a short axis radius, the straight line b is smaller than the straight line a, and the extended line of the straight line b is the main axis head (21) The processing axis intersects; the two are connected to form a guiding path of the guiding groove (101).

所述刀盤(11)之周緣,設有複數支呈放射狀均勻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(114)。其中,由刀盤(11)中心至支臂(112)端部的半徑長度,係預設小於或等於軌盤(10)上部的直線a,同時大於軌盤(10)下部的直線b者。 The periphery of the cutter head (11) is provided with a plurality of arms (112) which are radially equidistantly equidistantly arranged on the circumference, and the central angles between the arms (112) are equal, and the arms (112) end The 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 (114). Wherein, the length of the radius from the center of the cutter head (11) 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 rail (10) and larger than the straight line b at the lower portion of the rail (10).

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。 Please refer to the fourth figure again, together with the first to third figures. The fourth figure is a schematic view showing a gripping arm of a preferred embodiment of the present invention.

所述夾持臂(12)包含有一樞接座(13)與一夾板(14)。該 樞接座(13)一端,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,係突設有一凸柱(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)內壁形成一斜槽面(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)內緣則係成形為一可對應支臂(112)底緣弧面(114)的第二弧面(136),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(135)。 The clamping arm (12) includes a pivoting seat (13) and a clamping plate (14). The One end of the pivoting seat (13) is provided with a pivoting hole (130) extending through the two sides, thereby being pivoted on the pivoting rod (113) of the arm (112), and a convex portion is formed on the top surface of the pivoting seat (13). a post (131), a top end of the stud (131) is formed with a positioning ball (132) corresponding to the guiding groove (101), and a bottom surface of the end is provided with a groove for providing the extending end of the arm (112) The mouth (133), the inner wall of the notch (133) forms a chute surface (134) for resisting the arm (112) of the cutter head (11) to define the clamping arm (12) relative to the arm (112) The swing angle of the notch (133) is formed as a second curved surface (136) corresponding to the bottom edge of the arm (112), so that the clamping arm (12) is swung It is smoother; the pivoting seat (13) has a different end, and is provided with a pivoting portion (135).

該夾板(14)一端係樞接在樞接座(13)之樞設部(135),該端並設有一第二槽口(140),第二槽口(140)兩側成形有樞設片(141),可透過一樞接銷(120)穿置而與樞接部(134)樞設,第二槽口(140)內側,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(14),使夾板(14)相對於樞接座(13)而定位;夾板(14)相異一端,則設有用以挾持刀具(3)的弧形槽口(142)。 One end of the clamping plate (14) is pivotally connected to the pivoting portion (135) of the pivoting seat (13), and the second end is provided with a second notch (140), and the second notch (140) is formed on both sides thereof. The piece (141) can be pivoted through the pivoting portion (134) through a pivot pin (120), and the inner side of the second slot (140) is provided with a set of the pivot pin (120). Torsion springs (121), by which a pre-tensioning force is provided to respectively support the pivoting seat (13) and the clamping plate (14), so that the clamping plate (14) is positioned relative to the pivoting seat (13); the clamping plate (14) At the opposite end, there is an arcuate notch (142) for holding the tool (3).

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。 Please refer to the fifth figure again, and cooperate with the first to fourth figures. The fifth drawing is a schematic view showing the implementation of a preferred embodiment of the present invention.

實施時,令夾持臂(12)分別樞設於刀盤(11)周緣的支臂(112)上,刀盤(11)以軸接部(110)套設在連動機構(22)的軸柱(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(10)的導引槽(101)中,使夾持臂(12)之樞接座(13)得以支臂(112)之樞設桿(113)為中心而擺轉呈預 設角度,以供挾持刀具(3);從而構成盤式刀庫之態樣。 In implementation, the clamping arms (12) are respectively pivoted on the arms (112) of the periphery of the cutter head (11), and the cutter discs (11) are sleeved on the shaft of the linkage mechanism (22) by the shaft joints (110). The column (220) is opposite to the rail (10), and the positioning ball (132) of the clamping arm (12) is received in the guiding groove (101) of the rail (10) to make the clamping arm ( 12) The pivoting seat (13) is pivoted by the pivoting lever (113) of the arm (112). Set the angle to hold the tool (3); thus forming the shape of the disc magazine.

其中,由於位在軌盤(10)上部的導引槽(101)係呈半圓態樣,因此由刀盤(11)支臂(112)端部至導引槽(101)間的距離,均為相等,且透過定位球體(132)連結而位於導引槽(101)內的各夾持臂(12),其擺角均為垂直於刀盤(11)者,以利挾持多組刀具(3)。 Wherein, since the guiding groove (101) located at the upper portion of the rail (10) is semi-circular, the distance from the end of the arm (112) of the cutter head (11) to the guiding groove (101) The clamping arms (12) which are equal and are connected by the positioning ball (132) and located in the guiding groove (101) have a swing angle perpendicular to the cutter head (11), so as to hold a plurality of sets of tools ( 3).

而由於位在軌盤(10)下部的導引槽(101)係呈半橢圓態樣,致使由刀盤(11)各支臂(112)端部至導引槽(101)間的距離不盡相等:趨近上部導引槽(101)之長軸a者,該支臂(112)端部至導引槽(101)的距離係趨近支臂(112)端部至上部導引槽(101)間的距離,因此該支臂(112)所連結之夾持臂(12)的擺角,亦趨近位於上部者;趨近軌盤(10)下部之短軸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)所連結之夾持臂(12')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。 However, since the guiding groove (101) located at the lower portion of the rail (10) is semi-elliptical, the distance from the end of each arm (112) of the cutter head (11) to the guiding groove (101) is not Equivalent: approaching the long axis a of the upper guiding groove (101), the distance from the end of the arm (112) to the guiding groove (101) is close to the end of the arm (112) to the upper guiding groove The distance between (101), so that the swing angle of the clamping arm (12) to which the arm (112) is attached also approaches the upper portion; the short axis b that is closer to the lower portion of the rail (10), the branch The distance from the end of the arm (112) to the guiding groove (101) is the shortest. In order to accommodate the positioning ball (132) in the guiding groove (101), the clamping arm (12' to which the arm (112) is attached is connected. Therefore, it swings outward, so that its swing angle is larger than that of the adjacent clamp arms (12), and a larger distance is formed between the adjacent clamp arms (12).

據此設計,欲以設於夾持臂(12')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(12')沿著軌盤(10)之導引槽(101)而移至軌盤(10)之短軸b處,此時,由於夾持臂(12')與相鄰夾持臂(12)間,因前述擺轉動作而形成有較大之間距,俾提供一充裕的裝設空間,可防止刀具(3)安裝時受到鄰於兩側夾持臂(12)的干涉或碰撞;之後藉由樞接座(13)與夾板(14)間的扭力彈簧(121)之彈性力,以利刀具(3)快速對位裝設,俾減少換刀失誤 之機率,節省換刀所耗費之時間,從而提高加工效率。 According to this design, when the cutter (3) provided on the clamp arm (12') is used as the turning tool, the cutter disc (11) can be driven to rotate by the linkage mechanism (22), so that the clamp arm (12') Moving along the guide groove (101) of the rail (10) to the short axis b of the rail (10), at this time, due to the clamping arm (12') and the adjacent clamping arm (12), Due to the aforementioned swinging action, a large distance is formed, and a sufficient installation space is provided to prevent the tool (3) from being interfered or collided by the clamping arms (12) adjacent to the two sides; The elastic force of the torsion spring (121) between the seat (13) and the clamping plate (14), so that the tool (3) can be quickly aligned, and the tool change is reduced. The chance to save the time spent on tool change, thus improving processing efficiency.

以上所述說明,僅為本發明的較佳實施方式而已,意在明確本發明的特徵,並非用以限定本發明實施例的範圍,本技術領域內的一般技術人員根據本發明所作的均等變化,以及本領域內技術人員熟知的改變,仍應屬本發明涵蓋的範圍。 The above description is only for the preferred embodiment of the present invention, and is intended to clarify the features of the present invention, and is not intended to limit the scope of the embodiments of the present invention. Changes that are well known to those skilled in the art are still within the scope of the invention.

1‧‧‧刀具交換裝置 1‧‧‧Tool changer

10‧‧‧軌盤 10‧‧‧ Tracks

100‧‧‧突緣部 100‧‧‧Front

101‧‧‧導引槽 101‧‧‧ guiding slot

11‧‧‧刀盤 11‧‧‧Cutter

110‧‧‧軸接部 110‧‧‧Axis joint

111‧‧‧軸承 111‧‧‧ bearing

112‧‧‧支臂 112‧‧‧ Arm

113‧‧‧樞設桿 113‧‧‧ pivot rod

114‧‧‧弧面 114‧‧‧ curved surface

12‧‧‧夾持臂 12‧‧‧Clamping arm

13‧‧‧樞接座 13‧‧‧ pivoting seat

130‧‧‧樞設孔 130‧‧‧Pivot hole

131‧‧‧凸柱 131‧‧‧Bump

132‧‧‧定位球體 132‧‧‧ Positioning sphere

133‧‧‧槽口 133‧‧‧ notch

134‧‧‧斜槽面 134‧‧‧ chute surface

135‧‧‧樞設部 135‧‧ ‧ erection department

136‧‧‧第二弧面 136‧‧‧second curved surface

14‧‧‧夾板 14‧‧‧Plywood

140‧‧‧第二槽口 140‧‧‧second notch

141‧‧‧樞設片 141‧‧‧Pictures

142‧‧‧弧形槽口 142‧‧‧arc slot

2‧‧‧機台 2‧‧‧ machine

20‧‧‧動力單元 20‧‧‧Power unit

21‧‧‧主軸頭 21‧‧‧ spindle head

22‧‧‧連動機構 22‧‧‧ linkage agency

220‧‧‧軸柱 220‧‧‧ shaft column

3‧‧‧刀具 3‧‧‧Tools

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。 1 is a schematic view showing the main structure of a preferred embodiment of the present invention; FIG. 2 is a partial cross-sectional view showing a preferred embodiment of the present invention; and FIG. 3 is a plan view showing a preferred embodiment of the present invention. 4 is a schematic view of a clamping arm of a preferred embodiment of the present invention; and a fifth embodiment: a schematic view of a preferred embodiment of the present invention.

1‧‧‧刀具交換裝置 1‧‧‧Tool changer

10‧‧‧軌盤 10‧‧‧ Tracks

101‧‧‧導引槽 101‧‧‧ guiding slot

110‧‧‧軸接部 110‧‧‧Axis joint

111‧‧‧軸承 111‧‧‧ bearing

112‧‧‧支臂 112‧‧‧ Arm

113‧‧‧樞設桿 113‧‧‧ pivot rod

12‧‧‧夾持臂 12‧‧‧Clamping arm

132‧‧‧定位球體 132‧‧‧ Positioning sphere

220‧‧‧軸柱 220‧‧‧ shaft column

Claims (6)

一種加工機械的刀具交換裝置,係設於一加工機械上,其主要包含:一軌盤,係固接於加工機械的機台上,其臨於周緣處上開設有導引槽,其中,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,位於軌盤上部之導引槽,為一以直線a為預設半徑構成之半圓態樣,位於軌盤下部之導引槽,為一以直線a為預設長軸半徑、直線b為預設短軸半徑構成之半橢圓態樣,由二者相接構成導引槽之導引路徑;一刀盤,係設於軌盤一側且相對於導引槽,而可相對於軌盤旋轉,該刀盤周緣設有複數呈放射狀等距環設的支臂;及複數夾持臂,係樞設於支臂上,用以挾持刀具,且夾持臂上設有一凸柱,於凸柱頂端並設有一可對應容置於導引槽的定位球體。 A tool changing device for a processing machine is disposed on a processing machine, and mainly comprises: a track plate fixed to a machine table of the processing machine, and a guiding groove is opened at a periphery thereof, wherein The rail is divided into upper and lower portions by a straight line extending through the center line of the guiding groove at the center of the guiding groove, and the guiding groove at the upper portion of the rail is a semicircle composed of a predetermined radius of the straight line a. In the aspect, the guiding groove at the lower part of the rail is a semi-elliptical pattern composed of a straight line a as a preset long axis radius and a straight line b as a preset short axis radius, and the two are connected to form a guiding groove guide. a guiding path; the cutter head is disposed on one side of the rail and opposite to the guiding groove, and is rotatable relative to the guiding disc; the peripheral edge of the cutter head is provided with a plurality of radially equidistant annular arms; and a plurality of clamping The arm is pivotally disposed on the arm for holding the tool, and the clamping arm is provided with a protrusion, and a positioning ball corresponding to the guiding groove is disposed at the top of the protrusion. 依據申請專利範圍第1項所述加工機械的刀具交換裝置,其中,所述刀盤中心至支臂端部的長度,係預設小於或等於軌盤上部的直線a,以及大於軌盤下部的直線b者。 The tool changing device of the processing machine according to the first aspect of the invention, wherein the length from the center of the cutter head to the end of the arm is preset to be less than or equal to a straight line a of the upper portion of the rail and greater than a lower portion of the rail Straight line b. 依據申請專利範圍第1項所述加工機械的刀具交換裝置,其中,所述夾持臂更包含一樞接座與一夾板;所述凸柱係設於該樞接座一端,於該端底面設有一提供支臂伸入的槽口;所述夾板一端,係樞接於樞接座相異一端,夾板相異一端,設有用以挾持刀具的弧形槽口。 The tool changing device of the processing machine according to the first aspect of the invention, wherein the clamping arm further comprises a pivoting seat and a clamping plate; the protruding post is disposed at one end of the pivoting seat, and the bottom surface of the pivoting base A slot is provided for extending the arm; one end of the clamping plate is pivotally connected to the opposite end of the pivoting seat, and the opposite ends of the clamping plate are provided with arcuate notches for holding the cutter. 依據申請專利範圍第3項所述加工機械的刀具交 換裝置,其中,所述支臂之端部底緣,係設有一弧面;該樞接座之槽口內緣,係設有一可對應該弧面的第二弧面。 The tooling of the processing machine according to item 3 of the patent application scope The changing device, wherein the bottom edge of the end of the arm is provided with a curved surface; the inner edge of the notch of the pivoting seat is provided with a second curved surface corresponding to the curved surface. 依據申請專利範圍第3項所述加工機械的刀具交換裝置,其中,所述槽口之內壁,係設有一斜槽面。 The tool changing device of the processing machine according to claim 3, wherein the inner wall of the notch is provided with a chute surface. 依據申請專利範圍第3項所述加工機械的刀具交換裝置,其中,所述樞接座與夾板之樞設處,係設有第二槽口;於第二槽口中,設有一扭力彈簧。 The tool changing device of the processing machine according to claim 3, wherein the pivoting seat and the clamping plate are provided with a second slot; and in the second slot, a torsion spring is disposed.
TW100106980A 2011-03-02 2011-03-02 Tool changing apparatus for a machine center TWI419765B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
TW100106980A TWI419765B (en) 2011-03-02 2011-03-02 Tool changing apparatus for a machine center

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TWI419765B true TWI419765B (en) 2013-12-21

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006123116A (en) * 2004-10-29 2006-05-18 Fanuc Ltd Automatic tool replacing device
JP2006224212A (en) * 2005-02-15 2006-08-31 Kobayashi Seisakusho:Kk Tool attaching/detaching instrument for machining center
JP2008229770A (en) * 2007-03-20 2008-10-02 Brother Ind Ltd Tool changer
JP2009291842A (en) * 2008-06-02 2009-12-17 Sumitomo Heavy Ind Ltd Geared motor for tool magazine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006123116A (en) * 2004-10-29 2006-05-18 Fanuc Ltd Automatic tool replacing device
JP2006224212A (en) * 2005-02-15 2006-08-31 Kobayashi Seisakusho:Kk Tool attaching/detaching instrument for machining center
JP2008229770A (en) * 2007-03-20 2008-10-02 Brother Ind Ltd Tool changer
JP2009291842A (en) * 2008-06-02 2009-12-17 Sumitomo Heavy Ind Ltd Geared motor for tool magazine

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