M277536 八、新型說明： 【新型所屬之技術領域】 本創作係與CNC車床刀塔自動分度換刀之機構有關，尤指一種具 有更佳定位功效以及更長使用壽命車床刀塔之分度及定錢良機構 【先前技術】 習用所知刀塔分度之定位機構，為改進更早以前以電磁制動器推 動定位銷來阻止傳動機構之旋轉運動，因為會產生慣性縣效應，聲 鲁音大、定位銷容易損壞之缺弊；故，改以如第一圖所示之結構了於一 輸入軸21上固設-平行共輛凸輪22與一圓筒凸輪四，配合於—輸出 軸24上固設轉盤25與推環28，再加上分別與推環28、殼體32、及 輸出軸24固接之三片式齒形連軸器29、3〇、31，當輸入轴21帶動此 軛凸輪22、圓輪凸輪23轉動時，可致一搖臂27及一推環沈左右移 動，而使該三片式齒形連轴器29、30、31作分合運作，達到使輸出 軸可以帶動刀塔作分度_及定位之作用；但是，因為輸出轴上之刀 •具於進行加工時會產生扭力，此種以三片環形連轴㈣合而定位之方 式，更易受扭力之牽動而影響其定位以及力江之精度，而且齒形連轴 ^在進行分度操作時雌會產生料合撞擊之噪音，以及縮短使用 =命之缺弊’而圓筒凸輪、滑塊與搖臂等結構設計加工不易，成本高， 是其第二項缺弊！因此，如何能使車床刀塔達到可以更快速、精密、 無噪音、長壽命且低成本之定位作用，乃本創作之創作特點。 【新型内容】 本創作-種車床刀塔之分度及定位改良機構包括—渦輪分度組 5 M277536 以及-定位©緊組所構成；其巾該渦輪分度組係有—渦桿，其係受一 動力元件所提供之動力帶動可旋轉；一渦輪，其係可與該渦桿嚷合並 文其帶動而旋轉，該渦輪係穿套固設於該車床刀塔其中心轴之一端 上，該車床刀塔中心軸之另一端則與刀盤固接，當渦輪被撥轉時將帶 動該中心軸及刀盤轉動；而該定位晴組係有—軸座其—端係與一 動力元件連接，並受其所提供之動力帶動錢轉，健之另一端設有 -段為螺桿狀之組接部；—銷桿座，該轉座凸設有若干之定位銷 籲於座體中心並設有為螺孔狀之一組接孔，可與該軸座之組接部相 螺合組接，當軸座旋轉時將帶動銷桿座作前進或後退位移者；一導引 限位座’其侧設於該車床刀塔之外殼上，巾心具有—心、制以供該 車床刀塔其中心軸穿樞通過，但不跟著該中心軸旋轉，於該導引限位 座上並對應於該定位銷桿座其定位銷桿設有導引孔，令定位銷料拖 通過該導引孔後可限制該銷桿座僅能作前進或後退位移動作者；一定 位槽座，其係接設於該導引限位座之後而與該堝輪分度組其渦輪固 _接，同樣地於其中心設有—心孔，供鱗床刀塔其巾心軸雜通過並 與其固接，超上對應於該讀上所組設之刀具數目，設有若干之槽 孔，可供該銷桿座之定位銷桿對應插入以定位者； 曰 據^以上構件所組成之機構，可提供車床刀塔換刀及定位更快 速、精密且無噪音，能增長使用壽命、降低成本者。 【實施方式】 本創作-種車床刀塔之分度及定錢良機構，請配合參閱第二圖 至第六圖所示，包括-渦輪分度組⑽用以帶動車床刀塔⑴其刀盤 M277536 (2)旋轉作換刀及選刀之作用，以及一定位固緊組(50)則提供定位並 固緊該刀盤所選用刀具之狀態者；其中該渦輪分度組(40)係包括有： 一渦桿(41)係呈與該車床刀塔（1)其刀盤（2)中心軸（3)呈垂直之 方向設置，於該渦桿(41)之一端設有一傘形齒輪(42)，可與一動力元 件(43)係設為一伺服馬達其端部所設有之一傘形齒輪(44)相嚅合，而 以該動力元件(43)所提供之動力可帶動該渦桿(41)旋轉； 一渦輪(45)係可與該渦桿(41)嚅合並受其帶動而旋轉，該渦輪(45) 鲁係穿套固設於該車床刀塔⑴其中心軸(3)之一端上，如第五圖與第六 圖所示，該車床刀塔⑴中心軸⑶之另一端則與刀盤⑵固接，當該 渦桿(41)旋轉使該渦輪(45)被撥轉時將帶動該中心軸（3)及刀盤（2) 轉動預定角度’而可供選擇與更換所欲使用於刀盤（2)上之刀具者； §然，在欲更換刀具之時，亦即欲操作該渦輪分度組(4〇)之時，勢必 是在該定位固緊組(50)呈自由未定位固緊之狀態（容後詳述），該渦輪 分度組(40)其伺服馬達方能啟動運作； _ 接著，請參閱第四圖所示，該定位固緊組(50)係包括有： 一軸座（51)其一端設有一直齒輪(511)可與一動力元件（59)係設 為-傳動馬達其端部所設有之一直齒輪⑽）相屬合，受該傳動馬達 所提供之動力帶動而旋轉，軸座⑸）之另一端並設有一段為螺桿狀之 、、且接4(512) ’於該組接部(512)之末端巾，碰設有之__心孔⑸3); 一銷桿座（52)上凸設有若干之定位銷桿(521)，於座體中心並設有 為螺孔狀之-組接孔(522)係可供雜座⑸）呈螺桿狀之組接部（512) 螺合並穿樞通過，該定位娜(521)其自由端部並係設呈_狀者； M277536 一導引限位座（53)，係固設於該車床刀塔（1)之外殼（圖未示出） 上其中〜具有一心孔(531)可供該車床刀塔⑴其中心轴⑶穿枢通 過，但該導引限位座（53)並不跟著該中心軸⑶旋轉，於該導引限位 座(53)上並對應於該定位銷桿座(52)其定位銷桿(521)設有相對應數 目之導引孔(532)，各該導引孔(532)並係對應於該定位銷桿(521)之 形狀而没呈為圓錐孔狀，令該定位銷桿(521)穿樞通過該導引孔(犯2) 後田該軸座(51)旋轉時可限制該銷桿座(52)僅能作前進或後退位移 φ 動作者； 疋位槽座（54)，係接設於該導引限位座（53)之後而與該渦輪分 度組⑽細輪(45)m接，·地於射心設有n(541),供該 車床刀塔(1)其巾心軸⑶穿樞通過並與其雜，於該座體上並對應於 該刀盤⑵上顺設之刀絲目設有若干之槽孔(542)，該等槽孔(⑽ 亦設呈為圓錐孔狀，可供該銷桿座⑽之定位鎖桿(521)對應插入而 定位住該膽(45)、該車床刀塔⑴中心軸⑶以及該刀盤⑵，如第 _六圖所不；當該軸座⑸）被帶動旋轉而連動該銷桿座（52)往左移動 時，使該定位銷桿(521)退出該定位槽座(54)之槽孔(542)，如第五圖 所示，此時該定位槽座（54)因擺脫該定位銷桿(521)對其槽孔⑽)插 入卡位之狀態，將跟著該渦輪(45)被該渦桿⑷）帶動而旋轉，亦即使 該刀盤(2)可以進行分度換刀之動作者；而 -頂桿(55)，側視概呈十字狀’令該車床刀塔⑴之中心抽⑶於 穿樞通過該導引限位座⑽其中心孔側）後，於端部設一小孔(3〇ι) 供該頂桿(55)其-端穿樞接設，而該頂桿⑽之另端則係穿樞抵接於 M277536 該軸座(51)其_部⑸2)所具有之—心孔⑽）内，以提供頂持與定 位該中心軸⑶之作用；x ’―彈性元件⑽係套設於該頂桿⑽與 該車床刀塔⑴其中心軸⑶之間，可提供迫緊扭力，轉中心轴⑶ 之剛性，避免刀盤⑵上之刀具於加卫時所產生之反作用扭力影響刀 具加工之精密度。 曰 藉由上述構件所組合之本創作車床刀塔之分度及定位改良機構， 因為各構計之結構鮮，製造容易省時省_，再加上係以定位銷桿 與導引限位座及定位槽座相配合而循序漸進之料罪後插入槽孔而 疋位之方式，不會有習财撞擊與獅之噪音，並且關桿與渦輪撥 轉刀盤之空_態，再加上頂桿之爾_設計使換刀_更快速、 精密，而能達增長使用壽命與降低成本之預期創作目的者。 【圖式簡單說明】 第一圖係習用車床刀塔分度及定位結構示意圖。 第二圖係本創之立體外觀示意圖。 第三圖係本創作渦輪分度組與定位固緊組之結構組合示意圖。 第四圖係本創作定位固緊組之立體分解示意圖。 第五圖與第六圖係第四圖之組合剖視暨動作示意圖。 【主要元件符號說明】 渦輪分度組(40) 定位固緊組(50) 渦桿(41) 軸座（51) 傘形齒輪W2) (44) 直齒輪(511) (591) 動力元件(43) 組接部（512) 9 M277536 滿輪(45) 心孔(513) 銷桿座（52) 定位銷桿(521) 組接孔（522) 導引限位座（53) 心孔（531) 導引孔(532) 定位槽座（54) 心孔(541) 槽孔（542) 頂桿(55) 彈性元件(56) 動力元件(59)M277536 8. Description of the new type: [Technical field to which the new type belongs] This creation is related to the automatic indexing and changing mechanism of the CNC lathe turret, especially a kind of indexing and Dingqianliang mechanism [Previous technology] The known positioning mechanism of turret indexing is used. To improve the earlier use of electromagnetic brakes to push the positioning pin to prevent the rotation of the transmission mechanism, because of the inertia county effect, the sound is loud, The positioning pin is easy to be damaged; therefore, the structure shown in the first figure is changed to be fixed on an input shaft 21-a parallel cam 22 and a cylindrical cam 4 are fitted to-fixed on the output shaft 24 Turntable 25 and push ring 28, plus three-piece toothed couplings 29, 30, and 31 fixedly connected to push ring 28, housing 32, and output shaft 24, respectively, when input shaft 21 drives this yoke cam 22. When the round cam 23 rotates, it can cause a rocker arm 27 and a push ring 26 to move left and right, so that the three-piece toothed coupling 29, 30, and 31 can be operated separately, so that the output shaft can be driven. The turret is used for indexing and positioning; however, because The knife on the output shaft has torque during processing. This method of positioning by combining three pieces of circular coupling shafts is more likely to be affected by the torque to affect its positioning and the accuracy of Lijiang. ^ When indexing operation is performed, the female will produce noise of material impact, and shorten the use = shortcomings of life '. The cylindrical cam, slider and rocker arm are not easy to design and process, and the cost is high. Disadvantage! Therefore, how to make the lathe turret reach the positioning function which can be faster, precise, noiseless, long life and low cost is the creative characteristic of this creation. [New content] This creation-a lathe turret indexing and positioning improvement mechanism includes-turbine indexing group 5 M277536 and-positioning © tight group; its turbine indexing group is-vortex rod, its system Rotated by the power provided by a power element; a turbine, which can be rotated by being combined with the vortex rod, and the turbine is fixed on one end of the center axis of the lathe turret through a sleeve, the The other end of the center axis of the lathe's turret is fixedly connected to the cutter head. When the turbine is turned, the center axis and the cutter head will be driven to rotate; and the positioning clear group is connected to a shaft seat and an end system connected to a power element. And driven by the power provided by it, the other end of the health is provided with a screw-shaped assembly part at the other end;-a pin seat, which is provided with a plurality of positioning pins protruding at the center of the seat and set There is a group of screw holes, which can be screwed together with the assembly of the shaft seat. When the shaft seat rotates, it will drive the pin seat to move forward or backward; a guide limit seat ' The side is arranged on the outer shell of the lathe turret, and the towel core has a heart and is made for the lathe turret The central axis passes through the pivot, but does not rotate with the central axis. The positioning pin rod is provided with a guide hole on the guide limit seat and corresponding to the positioning pin rod seat, so that the positioning pin material is dragged through the guide hole. Later, the pin holder can only be restricted to move forward or backward. The locating slot seat is connected to the guide limit seat and fixed to the turbine of the pot wheel indexing group. A center hole is provided in the center for the turret of the scale bed turret to pass through and be fixed to it. The upper part corresponds to the number of knives set on the reading board, and there are several slot holes for the pin. The positioning pin of the pole seat is correspondingly inserted for positioning; the mechanism composed of the above components can provide lathe turret tool changing and positioning faster, precise and noiseless, which can increase service life and reduce costs. [Implementation] This creation-a lathe turret indexing and fixed money mechanism, please refer to the second to sixth figures, including-turbine indexing unit ⑽ to drive the lathe turret ⑴ its cutter head M277536 (2) Rotation for tool change and selection, and a positioning and tightening group (50) provides positioning and tightening of the selected tool status of the cutter head; the turbine indexing group (40) includes The scroll bar (41) is arranged in a direction perpendicular to the center axis (3) of the cutter head (1) of the lathe turret (1), and a bevel gear (1) is provided at one end of the scroll bar (41). 42), which can be combined with a power element (43) set as a servo motor and a bevel gear (44) provided at its end, and the power provided by the power element (43) can drive the The scroll (41) rotates; a turbine (45) can be combined with the scroll (41) 嚅 to be driven by it to rotate, and the turbine (45) is fixedly mounted on the lathe turret ⑴ its central axis ( 3) On one end, as shown in the fifth and sixth figures, the other end of the center axis ⑶ of the lathe turret ⑴ is fixedly connected to the cutter head ⑵. When the scroll (41) rotates, the turbine (45) Will be transferred The central axis (3) and the cutter head (2) are rotated by a predetermined angle to select and replace the cutter to be used on the cutter head (2); § However, when you want to change the cutter, you also want to change the cutter. When the turbine indexing group (40) is operated, it is bound to be in a state where the positioning and fastening group (50) is free and unpositioned and tightened (described in detail later). The servo motor of the turbine indexing group (40) Only start operation; _ Next, please refer to the fourth figure, the positioning and fixing group (50) includes: a shaft seat (51), one end of which is provided with a spur gear (511) and a power element (59) It is set to be a spur gear 端) provided at the end of the transmission motor, which is driven by the power provided by the transmission motor to rotate, and the other end of the shaft seat ⑸) is provided with a screw-shaped, And connect 4 (512) 'to the end of the set of joints (512), touch the __ 心 孔 ⑸3); a pin base (52) is provided with a number of positioning pin rods (521), At the center of the base body, a screw-shaped connection hole (522) is provided for the screw-shaped connection portion (512) of the screw seat, and the positioning na (521) is free. Ends M277536 is a guide limit seat (53), which is fixed on the shell (not shown) of the lathe turret (1), which has a heart hole (531) for the The lathe turret ⑴ passes through its central axis ⑶ through the pivot, but the guide limit seat (53) does not rotate with the central axis ⑶, and is on the guide limit seat (53) and corresponds to the positioning pin bar seat (52) The positioning pin rod (521) is provided with a corresponding number of guide holes (532), and each of the guide holes (532) corresponds to the shape of the positioning pin rod (521) and is not a conical hole. Shape, so that the positioning pin (521) passes through the guide hole (Guild 2) when the shaft seat (51) of Huda rotates, the pin seat (52) can be restricted to only move forward or backward. The position slot seat (54) is connected behind the guide limit seat (53) and is connected to the turbine indexing group pin wheel (45) m. The ground is provided with n (541), A slot (542) is provided on the lathe turret (1) for its towel mandrel (3) to pass through and intermingle with it. The slot body (542) is provided on the seat and corresponding to the wire meshes arranged on the cutter head. Equal slot hole (⑽ is also set as a conical hole, which can be used for the pin seat ⑽ The lock lever (521) is inserted to position the bladder (45), the center axis ⑶ of the lathe turret ⑴, and the cutter head ⑵, as shown in Figure _6; when the shaft seat ⑸) is driven to rotate, the linkage When the pin base (52) moves to the left, the positioning pin (521) is withdrawn from the slot (542) of the positioning slot (54), as shown in the fifth figure. At this time, the positioning slot (54) Because the positioning pin rod (521) is inserted into the slot ⑽) of the card, the turbine (45) is driven and rotated by the scroll rod ⑷, and even the cutter head (2) can be indexed. The action of the knife change; and-the ejector (55), the side view is almost cross-shaped 'make the center of the lathe's turret ⑶ drawn (through the pivot through the guide limit seat ⑽ side of its center hole), then A small hole (30m) is provided at the end for the -end of the ejector (55), and the other end of the ejector is connected to the pivot to abut the M277536 shaft seat (51) its _ Part ⑸ 2) has the core hole ⑽) to provide the function of holding and positioning the central axis ⑶; the elastic element ⑽ is sleeved on the ejector ⑽ and the lathe turret ⑴ its central axis ⑶ Between, can provide tight torque, turn ⑶ the rigid mandrel to prevent reaction torque on the cutter tool ⑵ arising when impact guard to increase the precision of the tool for processing. The indexing and positioning improvement mechanism of the original lathe turret combined with the above-mentioned components, because the structure of each structure is fresh, it is easy to save time and money, plus the positioning pin and the guide limit seat Coordinate with the positioning slot seat and insert the slot into the slot after step by step, there will be no noise of Xi Cai collision and lion noise, and the empty state of the closing lever and the turbine dial, plus the top The design of the lever makes the tool change faster and more precise, and it can achieve the expected creative purpose of increasing the service life and reducing the cost. [Schematic description] The first diagram is a schematic diagram of the indexing and positioning structure of the turret of a conventional lathe. The second figure is a schematic diagram of the three-dimensional appearance of the original. The third figure is a schematic diagram of the structural combination of the turbine indexing group and the positioning and fixing group of this creation. The fourth figure is a three-dimensional exploded view of the positioning and fastening group of this creation. The fifth figure and the sixth figure are a combined sectional view and action diagram of the fourth figure. [Description of main component symbols] Turbine indexing group (40) Positioning and tightening group (50) Turbo rod (41) Shaft seat (51) Bevel gear W2) (44) Spur gear (511) (591) Power element (43 ) Assembly (512) 9 M277536 Full wheel (45) Heart hole (513) Pin rod seat (52) Locating pin rod (521) Assembly hole (522) Guide limit seat (53) Heart hole (531) Guide hole (532) Positioning slot seat (54) Core hole (541) Slot hole (542) Ejector rod (55) Elastic element (56) Power element (59)