201143963六、發明說明： 【發明所屬之技術領域】 [0001] 本發明涉及一種定位裝置 用的定位裝置。 尤其涉及一種工件加工時使 [0002] [0003] ❹ 【先前技術】 在加工待加件的時候往往需要先使用定位裳置 工件進行定位，然後才進行相應的加工工序。、 習知的疋位裝置一般都是相對加工設備固定不動的， 工設備只能對準定料置的-雜，待加玉工件-_ 設置在該部位以便加工設傷加工放置於該部位上的待^ 工工件。若需要加工多部位上的待加工工件時 疋位衣置整個抬起旋轉使加卫設備對準定位裝 部位，以對待加^件進行加卫。由此可見，習知的^ 位裝置使心枝，且會耗費大量的人力、物力及= 〇 [0004] [0005] 【發明内容】 繁於此，有必要提供-種使財便的定位裝置。 -種定位裝置’包括下座體、固定件、定位件、轉 及上座體1定件較於下純上，轉動制定於上座 體並與固定件旋轉連接，定位件固定於上座體上，且邻 分可操作的配合於固定件上，以限制上座體相對於下座 [0006] 099118134 上述定位裝置， 因此，定位褒置 表單編號A0101 由於定位件可操作的配合於固定件上， 可以使上座體相對下座體旋轉到合適的 第3頁/共20頁 201143963 角度並定位，以使加工設備能夠對準待加工工件進行加 工° 【實施方式】 [0007] [0008] [0009] 099118134 請參閱圖1及圖2，其分別為一較佳實施方式的定位裝置 100的立體圖及定位裝置100的分解圖。該定位裝置100 在本實施例中可為工件承載台，其包括下座體1、固定件 2、定位件3、轉動件4及上座體5。其中，固定件2固定於 下座體1上，轉動件4固定於上座體5並與固定件2旋轉連 接，定位件3在本實施例中為兩個，分別固定於上座體5 相對兩側，且可操作地配合於固定件2上，用於限制轉動 件4帶動上座體5旋轉。 下座體1為長方體板狀，其上開設有四個螺孔13，四個螺 孔13位於下座體1的中部並呈矩形狀分佈。下座體1遠離 上座體5的表面上設置有四個墊腳11，四個墊腳位於下座 體1四個角落處用於支撐定位裝置100。 固定件2大致為圓柱體狀，其包括圓形的底面21、圍繞著 底面21垂直延伸的圓周壁24及由底面21及圓周壁24圍成 的腔體23。固定件2的底面21開設有與下座體1的螺孔13 對應的螺孔211。固定件2可藉由螺釘14順次穿過螺孔13 及螺孔211將下座體1及固定件2固定連接。圓周壁24上開 設有兩個對稱的固定孔22，以與定位件3配合，該兩固定 孔22在本實施例中共軸。腔體23為靠近固定件2相對兩端 的腔體半徑大於位於兩端之間的腔體半徑的通孔。 轉動件4包括軸體42以及套設於軸體42相對兩端的轉盤41 。軸體42以及轉盤41皆旋轉地收容於腔體23内，轉盤41 表單編號A0101 第4頁/共20頁 0992032161-0 [0010] 201143963 分別抵靠於腔體23相對兩端孔徑稍大的通孔内。轉動件4 還包括設置於軸體42—末端並伸出轉盤41的端部。端 部422上設有螺孔421。螺釘57可依次穿過螺孔513及螺 孔421將轉動件4固定於上座體5。轉盤41在本實施例中可 為轴承。 [0011] ο 定位件3包括卡掣件31、彈性件32及固定部33。彈性件 32活動套設於卡掣件31上。卡掣件31貫穿固定部33且使 套設於其上的彈性件32收納於固定部33 ^卡掣件31包括 手持部310、卡頭311及止檔部312 ◊手持部31〇與卡頭 311固疋連接，止檔部312凸設於卡頭311遠離手持部31〇 的一端。彈性件32為彈簧，套設於手持部们〇與止稽部 312之間。固定部33為長方體狀，其頂面334上開設有兩 個螺孔333，螺釘56可依次穿過螺孔514及螺孔333將定 位件3固疋於上座體5。固定部33上設有貫穿該固定部33 的安裝孔330，且該安裝孔330為沿固定部33靠近固定件 2的第一側面3 31至靠近手持部3丨〇的第二側面3 3 2呈階梯 狀分佈。安裝孔330靠近第一側面331的直徑大於靠近第 二侧面332的直徑，以使卡頭311遠離止檔部312的一端 從安裝孔330伸出第二側面332外而與手持部31〇插接， 另一端藉由止檔部312限制於安裝孔330，並使卡頭311 在止檔部312及手持部31〇的作用下限制於安裝孔33〇内 並可在安裝孔330内滑動。 上座體5與下座體1大致平行，其包括本體51及與本體“ 轉動連接的壓板52。本體51大致為長方體板狀，其上開 設有螺孔514及螺孔513。設置於本體51相對兩側的兩個 099118134 表單編號A0101 第5頁/共20頁 0992032161-0 [0012] 201143963 工件放置區512a及512b用於放置待加工工件，並與固定 件2的固定孔22的軸線平行。本體51設有固定塊53 ’固定 塊53與本體51藉由螺釘55固定連接，固定塊53上設有轴 孔531 ’壓板52設有軸孔521，一轉軸54依次穿過固定塊 53的軸孔531及壓板52軸孔521將本體51與壓板52轉動連 接。當需要放置待加工工件時，將壓板52旋轉掀起，將 待加工工件放置於工件放置區512a及512b内，然後拉下 壓板52壓緊待加工工件，壓板52可以藉由其本身自重或 者其他方式（比如用彈性圈套住本體51及壓板52)固定 待加工工件。 [0013] 請同時參照圖3 ’組裝時，螺釘14依次穿過螺孔13及螺孔 211將固定件2固定於下座體1，固定件2也可以以焊接等 現有固定方式固定於下座體1。彈性件32套設於止檔部 312與手持部310之間，將組裝後的卡頭311從固定部33 第二側面332插入安裝孔330，彈性件32收納於安裝孔 330靠近第二侧面332 —端内，正檔部312與安裝孔330靠 近第二側面3 3 2的一端相切，卡頭311繼續穿過安裝孔 330靠近第一側面331的一端並從固定部33的第一側面 331向外延伸，最後將手持部310與卡頭311以螺釘或焊 接等方式固定連接。安裝上座體5時，藉由螺釘55將固定 塊53固定於本體51。轉軸54依次穿過轴孔531及軸孔521 ，將壓板52與本體51活動連接。螺釘57依次穿過螺孔 513及螺孔421將上座體5與轉動件4固定。轉動件4的軸 體42先插入固定件2的腔體23中，再將兩轉盤41分別安裝 於軸體42相對兩端，轉盤41分別收納於腔體23相對兩端 099118134 表單編號A0101 第6頁/共20頁 0992032161-0 201143963 的大孔徑内。轉動件4能夠在腔體23中靈活旋轉。螺釘56 依次穿過螺孔514及螺孔333將上座體5與定位件3固定， 當然，上座體5與定位件3也可以以焊接等現有固定方式 固定連接。 [0014] 請同時參照圖4 ’初始狀態下定位件3的卡頭311卡入固定 件2的固定孔22内，定位裝置1〇〇被定位於一確定位置。 需要加工工件放置區512a上的工件時，壓下壓板52壓緊 工件即可進行相應加工。當需要加工工件放置區512b上 ❹ 的工件時，握住兩卡掣件31的手将部31〇往相反的方向拉 〜 動，卡頭311壓縮彈性件32沿固定部33的第一側面331方 向移動’卡頭311與固定孔22分離後轉動該卡擎件Μ。由 於上座體5與定位件3固定連接’所以卡擎件31將帶動上 座體5—同旋轉’當上座體5相對於下座體j旋轉18()度時 ，鬆開卡掣件31，卡頭311在彈性件32的作用下插入固定 件2的固定孔22中，再次將定位裝置1〇〇固定定位，即可 加工工件放置區512b上的工件。 〇 [0015]在本實施例中，定位裝置100藉由轉動件4帶動上座體5旋 轉至待加工工件放置區，然後由定位件3插入固定件2對 定位裝置100進行精確的定位’從而實現對定位裝置1〇〇 多個工件放置區内的工件進行精確的加工 1’避免了現有 技術中不能精確定位的缺陷。 [0016]請參照圖5及圖6，為定位裝置2〇〇的另一實施方气的立體 圖及該定位裝置B-B向剖面圖。與第~實施方式的=裝 置100的結構及功能相同的元件採用了相同的標號如· 下座體1、固定件2、轉動件4及上座體5。 d疋位裝置200與 099118134 表單編號A0101 第7頁/共20頁 0992032161-0 201143963 定位裝置100的區別在於：定位裝置2〇〇的上座體5與轉動 件4固定連接的下表面51〇開設有凹槽51〇1 ;定位裝置 200的定位件6包括固定於凹槽51〇1内的卡掣件61及套設 於卡掣件61上的彈性件62。該卡掣件61包括滑桿610及 套設於滑桿610的卡鉤611。該卡鉤611包括手持部61 21 及與其垂直連接的卡頭6122，且手持部6121設置有供滑 桿610貫穿的通孔6123。 [0017] 組裝時’滑桿610的第一端6101從卡鉤611的通孔6123中 穿過，再將彈性件62沿滑桿61〇的第二端61〇2套設於其 上，然後將裝配的滑:桿61 〇'固定於四:槽:51:01中，滑桿β 1 〇 的第一端6101固定於凹槽51 〇1靠近固:定件2的一端處， 滑桿610與凹槽5101可以是焊接或以其他現有方式固定連 接。 [0018] 初始狀態時’即加工工件放置區512a的工件時，卡鉤6Π 的卡頭6122插入固定件2的固定碎22中將定位裝置2〇〇固 定，由於定位件6與上座體5固定連接’此時，上座體5及 其工件放置區512:a被..固定於一確定位置，壓下壓板52壓 緊工件即可進行相應加工。當需要加工工件放置區512b 的工件時’握住兩卡鉤611的手持部6121朝相反的方向拉 動’該手持部6121壓縮彈性件62往遠離固定件2的方向移 動，帶動卡頭6122脫離該固定孔22，同時轉動卡擎件61 。由於上座體5與定位件6固定連接，所以卡掣件61將帶 動上座體5 —同旋轉，當上座體5相對於下座體丨旋轉18〇 度時，鬆開卡掣件61，卡頭6122在彈性件32的作用下卡 入固定件2的固定孔22中，再次將定位裝置2〇〇固定定位 099118134 表單編號A0101 第8頁/共20頁 0992032161-0 201143963 ，即可加工工件放置區512b上的工件。 [0019] 在本實施例中，定位裝置200藉由轉動件4帶動上座體5旋 轉至待加工工件放置區，然後由定位件3插入固定件2對 定位裝置200進行精確的定位，從而實現對定位裝置200 多個工件放置區内的工件進行精確的加工，避免了現有 技術中不能精確定位的缺陷。 [0020] 在其他實施方式中，固定件上可設置一個或三個或三個 以上的固定孔，相應地，可以設置一個或三個或三個以 上的定位件。另外，固定孔的數目及定位件的數目也可 不相等，亦能起到加工時的定位作用。 [0021] 本技術領域的普通技術人員應當認識到，以上的實施方 式僅是用來說明本發明，而並非用作為對本發明的限定 ，只要在本發明的實質精神範圍之内，對以上實施例所 作的適當改變及變化都落在本發明要求保護的範圍之内 〇 【圖式簡單說明】 [0022] 圖1為一較佳實施方式的定位裝置的立體圖。 [0023] 圖2為圖1的定位裝置的分解圖。 [0024] 圖3為圖2中定位裝置的A-A向剖面圖。 [0025] 圖4為圖2中定位裝置的工作狀態圖。 [0026] 圖5為另一較佳實施方式的定位裝置的立體圖。 [0027] 圖6為圖5中定位裝置的B-B向剖面圖。 【主要元件符號說明】 099118134 表單編號A0101 第9頁/共20頁 0992032161-0 201143963 [0028] 定位裝置：100 [0029] 下座體：1 [0030] 固定件：2 [0031] 定位件：3 [0032] 轉動件：4 [0033] 上座體：5 [0034] 墊腳：11 [0035] 螺孔：13、211、333、421、513、514 [0036] 底面：21 [0037] 固定孔：22 [0038] 腔體：23 [0039] 圓周壁：24 [0040] 卡掣件：31 [0041] 彈性件：32、62 [0042] 固定部：3 3 [0043] 手持部：31 0、61 21 [0044] 卡頭：311、6122 [0045] 止檔部：312 [0046] 安裝孔：330 099118134 表單編號A0101 第10頁/共20頁 0992032161-0 201143963 [0047]第一側面：331 [0048] 第二側面：332 [0049] 頂面：334 [0050] 轉盤：41 [0051] 軸體：42 [0052] 端部：422 [0053] 本體：51 〇 … [0054] 壓板：52 [0055] 固定塊：53 [0056] 軸孔：521、531 [0057] 工件放置區·· 512a、512b [0058] 轉軸：54 [0059] 螺釘：14、55、56、57 [0060] 下表面：510 [0061] 定位裝置：200 [0062] 凹槽：5101 [0063] 卡掣件：61 [0064] 滑桿：610 [0065] 卡鉤：611 099118134 表單編號A0101 第11頁/共20頁 0992032161-0 201143963 [0066] 第一端：61 01 [0067] 第二端：6102 [0068] 通孔：6123 0992032161-0 099118134 表單編號A0101 第12頁/共20頁201143963 VI. Description of the Invention: [Technical Field of the Invention] [0001] The present invention relates to a positioning device for a positioning device. In particular, it relates to a workpiece processing [0002] [0003] 先前 [Prior Art] When processing an item to be added, it is often necessary to first position the workpiece by positioning the workpiece, and then perform the corresponding processing. The conventional clamping device is generally fixed with respect to the processing equipment, and the working equipment can only be aligned with the fixed material-discrete, and the jade workpiece to be added is disposed at the portion for processing and placing on the portion. Waiting for the workpiece. If it is necessary to machine the workpiece to be machined on multiple parts, the entire garment is lifted and rotated to align the aligning equipment with the positioning part to protect the adding parts. It can be seen that the conventional device is a kind of heart, and it takes a lot of manpower, material resources and = 〇 [0004] [0005] [Invention] In this case, it is necessary to provide a positioning device for making money. . - the positioning device 'includes the lower seat body, the fixing member, the positioning member, the rotating body and the upper seat body 1 fixed to the lower part, the rotation is defined in the upper seat body and is rotatably connected with the fixing member, and the positioning member is fixed on the upper seat body, and The adjacent portion is operably fitted to the fixing member to limit the upper seat relative to the lower seat [0006] 099118134. The positioning device number A0101 can be operatively fitted to the fixing member to enable the upper seat The body is rotated relative to the lower body to the appropriate 3rd page/total 20 pages 201143963 angle and positioned to enable the processing equipment to be aligned with the workpiece to be processed. [Embodiment] [0007] [0008] [0009] 099118134 See Also 1 and 2 are respectively a perspective view of a positioning device 100 of a preferred embodiment and an exploded view of the positioning device 100. In the embodiment, the positioning device 100 can be a workpiece carrier, which comprises a lower base 1, a fixing member 2, a positioning member 3, a rotating member 4 and an upper seat 5. The fixing member 2 is fixed on the lower body 1 , and the rotating member 4 is fixed to the upper body 5 and is rotatably connected to the fixing member 2 . The positioning member 3 is two in the embodiment, and is respectively fixed on opposite sides of the upper body 5 . And operably fitting on the fixing member 2 for limiting the rotation of the upper body 5 by the rotating member 4. The lower seat body 1 has a rectangular parallelepiped shape, and four screw holes 13 are formed in the upper body 1, and the four screw holes 13 are located in the middle of the lower seat body 1 and are distributed in a rectangular shape. The lower body 1 is provided with four legs 11 on the surface of the upper body 5, and four legs are located at four corners of the lower body 1 for supporting the positioning device 100. The fixing member 2 is substantially cylindrical and includes a circular bottom surface 21, a circumferential wall 24 extending perpendicularly around the bottom surface 21, and a cavity 23 surrounded by the bottom surface 21 and the circumferential wall 24. The bottom surface 21 of the fixing member 2 is provided with a screw hole 211 corresponding to the screw hole 13 of the lower base body 1. The fixing member 2 can be fixedly connected to the lower seat body 1 and the fixing member 2 by the screw 14 passing through the screw hole 13 and the screw hole 211 in sequence. Two circumferential fixing holes 22 are formed in the circumferential wall 24 to cooperate with the positioning members 3, which are coaxial in this embodiment. The cavity 23 is a through hole having a cavity radius closer to the opposite ends of the fixing member 2 than a cavity radius between the both ends. The rotating member 4 includes a shaft body 42 and a turntable 41 sleeved at opposite ends of the shaft body 42. The shaft body 42 and the turntable 41 are rotatably received in the cavity 23, and the turntable 41 is in the form of a number A0101, page 4 / 20 pages 0992032161-0 [0010] 201143963 respectively, abutting against the opposite ends of the cavity 23 Inside the hole. The rotating member 4 further includes an end portion provided at the end of the shaft body 42 and extending out of the turntable 41. A screw hole 421 is provided in the end portion 422. The screw 57 can sequentially fix the rotating member 4 to the upper seat 5 through the screw hole 513 and the screw hole 421. The turntable 41 can be a bearing in this embodiment. [0011] The positioning member 3 includes a latching member 31, an elastic member 32, and a fixing portion 33. The elastic member 32 is movably sleeved on the latch member 31. The latching member 31 extends through the fixing portion 33 and the elastic member 32 sleeved thereon is received in the fixing portion 33. The latching member 31 includes the hand-held portion 310, the chucking portion 311 and the stopper portion 312, and the hand-held portion 31 and the chuck portion. The 311 is fixedly connected, and the stopping portion 312 is protruded from an end of the chuck 311 away from the hand portion 31〇. The elastic member 32 is a spring that is sleeved between the hand-held portion and the stagnation portion 312. The fixing portion 33 has a rectangular parallelepiped shape, and two screw holes 333 are defined in the top surface 334 thereof. The screws 56 can sequentially pass through the screw holes 514 and the screw holes 333 to fix the positioning member 3 to the upper body 5. The fixing portion 33 is provided with a mounting hole 330 extending through the fixing portion 33, and the mounting hole 330 is adjacent to the first side surface 31 of the fixing member 2 along the fixing portion 33 to the second side surface 3 3 2 near the hand portion 3丨〇. It is distributed in a stepped shape. The diameter of the mounting hole 330 near the first side surface 331 is larger than the diameter of the second side surface 332, so that one end of the chuck 311 away from the stopping portion 312 protrudes from the mounting hole 330 outside the second side surface 332 to be inserted into the hand portion 31. The other end is restricted to the mounting hole 330 by the stopper portion 312, and the chuck 311 is restrained in the mounting hole 33〇 by the stopper portion 312 and the hand portion 31〇 and can slide in the mounting hole 330. The upper body 5 is substantially parallel to the lower base 1 and includes a body 51 and a pressing plate 52 rotatably connected to the body. The body 51 is substantially in the shape of a rectangular parallelepiped plate, and has a screw hole 514 and a screw hole 513. The body 51 is disposed opposite to the body 51. Two 099118134 on both sides Form No. A0101 Page 5 / Total 20 pages 0992032161-0 [0012] 201143963 The workpiece placement areas 512a and 512b are used to place the workpiece to be processed and parallel to the axis of the fixing hole 22 of the fixing member 2. The fixing block 53 is provided with a fixing block 53. The fixing block 53 and the main body 51 are fixedly connected by a screw 55. The fixing block 53 is provided with a shaft hole 531. The pressing plate 52 is provided with a shaft hole 521, and a rotating shaft 54 sequentially passes through the shaft hole of the fixing block 53. The 531 and the shaft hole 521 of the pressure plate 52 rotate the body 51 and the pressure plate 52. When the workpiece to be processed needs to be placed, the pressure plate 52 is rotated and lifted, the workpiece to be processed is placed in the workpiece placement areas 512a and 512b, and then the pressure plate 52 is pulled down. In order to process the workpiece, the pressing plate 52 can fix the workpiece to be processed by its own weight or other means (such as sheathing the body 51 and the pressing plate 52 with an elastic ring). [0013] Please refer to FIG. 3 simultaneously, the screws 14 pass through in sequence. Screw hole 1 3 and the screw hole 211 fixes the fixing member 2 to the lower seat body 1. The fixing member 2 can also be fixed to the lower seat body 1 by a conventional fixing method such as welding. The elastic member 32 is sleeved between the stopping portion 312 and the handhold portion 310. The assembled chuck 311 is inserted into the mounting hole 330 from the second side 332 of the fixing portion 33. The elastic member 32 is received in the mounting hole 330 near the second side 332, and the front portion 312 and the mounting hole 330 are adjacent to the second side. One end of the 3 3 2 is tangent, the chuck 311 continues to pass through the mounting hole 330 near one end of the first side 331 and extends outward from the first side 331 of the fixing portion 33, and finally the hand portion 310 and the chuck 311 are screwed or When the upper body 5 is attached, the fixing block 53 is fixed to the body 51 by the screw 55. The rotating shaft 54 sequentially passes through the shaft hole 531 and the shaft hole 521, and the pressure plate 52 is movably connected with the body 51. The upper body 5 and the rotating member 4 are fixed through the screw hole 513 and the screw hole 421. The shaft body 42 of the rotating member 4 is first inserted into the cavity 23 of the fixing member 2, and the two rotary disks 41 are respectively mounted on the shaft body 42 opposite to the two. The end, the turntable 41 is respectively received at the opposite ends of the cavity 23 099118134 Form No. A0101 No. 6 Page 20 of 0992032161-0 201143963. The rotating member 4 can be flexibly rotated in the cavity 23. The screw 56 sequentially passes through the screw hole 514 and the screw hole 333 to fix the upper body 5 and the positioning member 3, of course, The upper body 5 and the positioning member 3 may be fixedly connected by a conventional fixing method such as welding. [0014] Please refer to FIG. 4 at the same time as the initial state, the chuck 311 of the positioning member 3 is engaged in the fixing hole 22 of the fixing member 2, and the positioning device 1〇〇 is positioned at a certain position. When it is necessary to machine the workpiece on the workpiece placement area 512a, pressing the pressing plate 52 to press the workpiece can perform corresponding processing. When it is necessary to process the workpiece on the workpiece placement area 512b, the hand holding the two latch members 31 pulls the portion 31 in the opposite direction, and the chuck 311 compresses the elastic member 32 along the first side 331 of the fixing portion 33. The direction movement 'the chuck 311 is separated from the fixing hole 22 and then the card member 转动 is rotated. Since the upper body 5 and the positioning member 3 are fixedly connected, the card body 31 will drive the upper body 5 - rotate together. When the upper body 5 is rotated 18 (degrees) relative to the lower body j, the latch 31 is released. The head 311 is inserted into the fixing hole 22 of the fixing member 2 by the elastic member 32, and the positioning device 1 is fixedly positioned again to process the workpiece on the workpiece placing area 512b. [0015] In the present embodiment, the positioning device 100 rotates the upper body 5 to the workpiece placement area to be processed by the rotating member 4, and then the positioning member 3 is inserted into the fixing member 2 to accurately position the positioning device 100. Accurate machining of the workpieces in the plurality of workpiece placement areas of the positioning device 1' avoids the drawbacks of the prior art that cannot be accurately positioned. [0016] Referring to Figures 5 and 6, a perspective view of another embodiment of the positioning device 2A and a cross-sectional view of the positioning device B-B are shown. The elements having the same structure and function as those of the device 100 of the first embodiment are denoted by the same reference numerals as the lower body 1, the fixing member 2, the rotating member 4, and the upper body 5. The d-position device 200 and the 099118134 form number A0101 page 7 / 20 pages 0992032161-0 201143963 The positioning device 100 is different in that the lower surface 51 of the upper body 5 of the positioning device 2 is fixedly connected to the rotating member 4 The groove member 〇1; the positioning member 6 of the positioning device 200 includes a latching member 61 fixed in the recess 51〇1 and an elastic member 62 sleeved on the latching member 61. The latch member 61 includes a slide bar 610 and a hook 611 that is sleeved on the slide bar 610. The hook 611 includes a hand portion 61 21 and a chuck 6122 vertically connected thereto, and the hand portion 6121 is provided with a through hole 6123 through which the slide bar 610 is inserted. [0017] When assembled, the first end 6101 of the slide bar 610 passes through the through hole 6123 of the hook 611, and the elastic member 62 is sleeved thereon along the second end 61〇2 of the slide bar 61〇, and then Fixing the assembled slide: rod 61 〇' in four: slot: 51:01, the first end 6101 of the slide bar β 1 〇 is fixed to the groove 51 〇1 near the end of the solid: stator 2, the slide bar 610 The groove 5101 can be welded or otherwise fixedly attached. [0018] In the initial state, that is, when the workpiece of the workpiece placement area 512a is machined, the chuck 6122 of the hook 6Π is inserted into the fixing piece 22 of the fixing member 2 to fix the positioning device 2, since the positioning member 6 is fixed to the upper body 5 Connection 'At this time, the upper body 5 and its workpiece placement area 512: a are fixed at a certain position, and the pressing plate 52 is pressed to press the workpiece to perform corresponding processing. When the workpiece of the workpiece placement area 512b needs to be processed, the handle portion 6121 of the two hooks 611 is pulled in the opposite direction. The hand-held portion 6121 compresses the elastic member 62 to move away from the fixing member 2, and drives the card holder 6122 out of the position. The hole 22 is fixed and the card member 61 is rotated at the same time. Since the upper body 5 and the positioning member 6 are fixedly connected, the latching member 61 will drive the upper body 5 to rotate together. When the upper body 5 is rotated by 18 degrees with respect to the lower body, the latching member 61 is released. 6122 is inserted into the fixing hole 22 of the fixing member 2 by the elastic member 32, and the positioning device 2 is fixedly positioned again by 099118134 Form No. A0101 Page 8 / Total 20 Page 0992032161-0 201143963, the workpiece placement area can be processed. The workpiece on 512b. [0019] In the present embodiment, the positioning device 200 drives the upper body 5 to rotate to the workpiece placement area to be processed by the rotating member 4, and then the positioning member 3 is inserted into the fixing member 2 to accurately position the positioning device 200, thereby realizing The positioning device 200 accurately processes the workpieces in the workpiece placement area, thereby avoiding defects that cannot be accurately positioned in the prior art. [0020] In other embodiments, one or three or more fixing holes may be provided on the fixing member, and accordingly, one or three or more positioning members may be disposed. In addition, the number of fixing holes and the number of positioning members may also be unequal, and the positioning effect during processing can also be achieved. [0021] It is to be understood by those skilled in the art that the above embodiments are only used to illustrate the invention, and are not intended to limit the invention, as long as the scope of the spirit of the invention is The appropriate changes and modifications are within the scope of the claimed invention. [0022] FIG. 1 is a perspective view of a positioning device of a preferred embodiment. 2 is an exploded view of the positioning device of FIG. 1. 3 is a cross-sectional view taken along the line A-A of the positioning device of FIG. 2. 4 is a view showing an operation state of the positioning device of FIG. 2. 5 is a perspective view of a positioning device of another preferred embodiment. 6 is a cross-sectional view taken along line B-B of the positioning device of FIG. 5. [Main component symbol description] 099118134 Form No. A0101 Page 9/Total 20 Page 0992032161-0 201143963 [0028] Positioning device: 100 [0029] Lower seat: 1 [0030] Fixing member: 2 [0031] Positioning member: 3 [0032] Rotating member: 4 [0033] Upper seat: 5 [0034] Foot: 11 [0035] Screw hole: 13, 211, 333, 421, 513, 514 [0036] Bottom surface: 21 [0037] Fixing hole: 22 [0038] Cavity: 23 [0039] circumferential wall: 24 [0040] clamping member: 31 [0041] elastic member: 32, 62 [0042] fixing portion: 3 3 [0043] hand-held portion: 31 0, 61 21 [0044] chuck: 311, 6122 [0045] stop: 312 [0046] mounting hole: 330 099118134 form number A0101 page 10 / total 20 page 0992032161-0 201143963 [0047] first side: 331 [0048] Second side: 332 [0049] Top surface: 334 [0050] Turntable: 41 [0051] Shaft: 42 [0052] End: 422 [0053] Body: 51 〇... [0054] Platen: 52 [0055] Fixed Block: 53 [0056] Shaft hole: 521, 531 [0057] Workpiece placement area · 512a, 512b [0058] Shaft: 54 [0059] Screw: 14, 55, 56, 57 [0060] Lower surface: 510 [0061 ] Positioning device: 2 00 [0062] Groove: 5101 [0063] Clamp: 61 [0064] Slider: 610 [0065] Clamp: 611 099118134 Form No. A0101 Page 11 of 20 0992032161-0 201143963 [0066] End: 61 01 [0067] Second end: 6102 [0068] Through hole: 6123 0992032161-0 099118134 Form number A0101 Page 12 of 20