M411300 五、新型說明： 【新型所屬之技術領域】 本創作係關於-種夾頭結構改良’尤指一種受電（氣）動力驅動旋轉 進而對加工物作動之夾頭，該夾頭係由一套筒、一央件、一底座、一推塊 及-驅動桿所構成，其中該驅動桿下方形成—容室，該容室係供—推頂桿 及一限位紅雜裝置敍’且财訂转有⑽贿職絲頂桿螺予 合’該推頂桿係由一旋紐上方為具螺紋段的桿體，而該推頂桿上方設有一 限位座，祕健上設有-上轉粒孔及猶做位孔者，當工具件穿 設於套筒其末端可套頂於限位座上，以提供一種可快速、正確的將工具件 插入夹頭財央部，且加強拉具件定位時—個頂靠侧，進而減少工具 件作動時的震度，虹具件保持在較佳的穩_提升品質者。 【先前技術】 言月參閲第一圖所示者 般夹頭10係由-套筒11的一端設有夾件 1 2，該夾件健三個環麟列之夾爪i 2 i，該夾爪係呈三角柱型兩 兩相鄰的夾爪中間設有彈性元件12 2 ·且夾爪_形成—凸出部，而套 筒11的後方螺接一底座13，該底座13上有-推塊i 4，且該推塊χ 4設有一轴孔，該底座13亦設有-轴孔，以供-驅動桿i 5穿設，並與 套筒11鎖合’如是結構者，藉由轉動套筒i i而令驅動桿ί 5作動形成 推進或魏之_，域純1 4往細_馨，她缺件i 2呈 緊賴合或鬆開狀，而達可續卫具件i 6或鬆開工具件丄6者，係為習 用夾頭1 Q之結觀_咏離結構存有如后的缺點： 1 ’當工具件1 6要摘入套筒1 1時，曝i 2其夹爪1 2 i係呈 4 M411300 鬆開狀，而令工具件16可順利插入套筒1 1中，然因空間寬，使工具件 1 6無法快速又正確定位，可能產生偏移狀（無法正確位於中央位置），若 無適時的校正，如此則影響加工品質者，又工具件i 6插人時無一校正的 • 方式，僅能靠目測的方式，實為不便而又無準則。 j • 2.工具件16與失頭10結合時，僅藉由夾件12的夾持定位，而 套入夹頭1Q内’而由失件12夾持的工具件16該後段161呈無定位 狀，因此當失頭1〇受高速轉動或作動時其工具件對加工物加工時，所產 癱生的震動而々工具件16自夾爪鬆脫，進而影響工作進度及品質者；若產 生震動其工具件16掉落時，可能會造成操作上的危險性。 【新型内容】 有鑑於上述習式夾頭於結構上的缺失，本創作人乃不斷地研發改進， 研發創作出-種可使卫具件快速且又正確的插人於夹頭之巾峨位置由 該驅動桿内設有-限位裝置容設，該限位裝置係由—推頂桿及—限位座構 成，該推頂桿係由-旋紐上方為具螺紋段的桿體，其上套設—限位座者， _限健上财-上錐做錄及下_賴聽，分顺王具件及推頂桿 其桿體套設定位。 Φ上所述之結構’本_之主要目的乃提供-種卫具件可快速定位之失 頭結構者’以達純對工具件之定位，又能減^具件作树的震度使 工具件保持在較佳的穩固性提升品質者。 【實施方式】 為使貴審查委員能進一步了解本創作之結構特徵及實用功效，兹 以下文所述健實施触合圖式詳細說明如后： 5 M411300 請參閱第二圖至第六所示者，本創作主要係由主一套筒3 〇、一夹件 40、一底座5 0、一推塊6〇及一驅動桿7〇所構成之夾頭2〇，該驅 動桿7 0内設有一限位裝置8 〇容設，其中： \ 該套筒3 〇，係呈錐形狀者，其内係供夾件4 〇容設，其前端内側為 - 縮口部31，而後段為寬口部3 2 ,且後段設有内螺紋段3 3，以供底座 5 0鎖設，且其前端設有供工具件9 〇穿設的透孔3 4 ; 該夾件4 0，係由三個環狀排列之夾爪41，該夾爪41呈三角柱型， • _相鄰的失爪41中間設有彈性元件4 2，而夾爪41的内面兩側之壁 面上各設有一凹孔411，以供彈性元件4 2之容置限位，且兩壁面間形 成一凸出部412; 該底座5 0，其上端設有一外螺紋段51，以供螺設於套筒3 〇的後 方，違底座5 0上端内面設有一凹室5 2，以供一推塊6 〇容設限位者， 以防推塊6 0掉出，另其上設有一軸孔5 3，以供一驅動桿7 〇穿設該底 座5 0上’而底座5 0下端則設有内螺紋段5 4，以供與驅動桿7 〇螺人. • 該推塊6 0，係呈门形狀者，係容置於夾件4 〇下方、底座5 〇上方 者’其上設有一轴孔61; 該驅動桿7 0，其一端為具外螺紋段72之凸段7 1，係與底座50 之内螺紋段5 4螺合，並可供推塊6 0套設於上者，且該凸段71設有— 與底座5 0、推塊6 0相對應的轴孔7 3 ’而另端則與受電（氣）動力連 動’而另於驅動桿7 0下方形成一容室7 4 ’該容室74係供一限位裝置 8 0容設，其容室74下方設有内螺紋段7 41以供一底蓋7 5之外螺紋 段7 51接合，該底蓋7 5設有一具内螺紋段的套孔7 5 2，該套孔7 5 6 M411300 2係與限位裝置8 〇螺合； 該限位裝置8 0，係由-推頂桿81及-限位座8 2構成，該推頂桿 81係由一旋鈕811上方為具螺紋段的桿體812，而桿體8 i 2上方 呈錐狀813，其上套設-限位座8 2者，該限位座8 2的寬度等於容室 7 4的寬度者，且其上設有_上錐形定位孔8 2 χ及下錐形定位孔8 2 2 者’分別供卫具件9 〇及推頂桿81其桿體812套設定位，而上錐形定 位孔8 21其孔徑大於下錐形定位孔8 2 2 ; 如是結構者，藉由轉動套筒3 〇令驅動桿7 〇於套筒3 〇内作動形成 推進或後退之動作，硫凸段7 !上方之推塊6 ◦往夾件4 〇推擠或退 離，當驅動桿7 0往前螺進時，其推塊6〇便往套筒3()縮〇部31推動， 以形成夾件4 0其夹爪41間呈緊密貼合狀，而可達夾持工具件9 〇，因 此當工具件9 0套人夾頭3 Q時，其卫具件9 0套人段的末端便可頂套於 限位座8 2之上錐形定位孔8 21内，而限位座8 2又受推頂桿81的推 頂限位，故當工具件8 〇受電（氣）旋轉時，除藉由夾件4 〇的夹持定位 外’其末端又能受限位裝置8 〇的定位及抵頂，加強其穩紐，則不易脫 落，反之，當驅動桿7 0往後退移時，其推塊6 〇便會退離夾件4 〇，不 再頂抵炎件4 0 ’而令夾件4 0往寬口部32退移，且藉由夾件4〇之彈 性讀4 2的彈力’使夾爪4 1與夾爪4 1間的空間變大，而達鬆開工具 件9 0者，以便更換工具件9 〇者，當更換工具件9 〇時，其工具件9 〇 藉由限位裝置8 G，令工具件9 〇套人段的末端便可頂套於限位座8 2之 上錐形雜孔8 2 1内，而賴速又正確的套人夾頭2⑽，當要調整工 具件9 0凸出的長度時’只要旋動限位裝置8 〇的推頂桿8工之旋鈕8工 7 M411300 ’使推頂桿81於驅動桿70之容室74内作動位移，如此便可調整工 具件90之長度。 再者’因本創作驗位座8 2其上錐形定位孔8 2 i歓，故可適用 _於不同官徑的工具件9 0，如當管徑較大的工具件9 〇套入時，則會較接 近上錐形讀孔8 2 1上緣’反之’齡較接近上錐形定佩8 2工下緣 者。 綜上所述’本創作藉由驅動桿7 0内設有-限位裝置8 〇，不僅可令 •工具件9 0能快速正確的插入夾頭2 0内，且又能加強工具件9 〇於套筒 3 0⑽制性，提升^質齡操作危險.目此本創作實錢步性，且於 _請前未曾見諸於刊物，或公開使用，本鑛實符合專利法新型的規定， 爰依法提出新型之申請。 【圖式簡單說明】 第一圖’係為習式的剖面示意圖。 第二圖，係為本創作的立體分解圖。 # 第二圖，係為本創作之組合外觀圖。 第四圖，係為本創作之纟且合剖示圖。 第五圖，係為本創作之操作示意圖（一）。 1 2—夾件 12 2—彈性元件 【主要元件符號說明】 1 0—夾頭 1 1 一套筒 1 21 —夾爪 8 M411300M411300 V. New description: [New technical field] This creation is about the improvement of the type of chuck structure, especially a chuck that is driven by electric (gas) power to rotate the workpiece, and the chuck is made up of a set. a cylinder, a central member, a base, a push block and a drive rod, wherein the drive rod forms a chamber, and the chamber is provided with a push rod and a limit red device. Turned to (10) bribes, the top of the snails, the ejector rod is a rod body with a threaded section above the knob, and a limit seat is arranged above the ejector rod. The granule hole and the hole in the hole are placed on the end of the sleeve when the tool member is worn at the end of the sleeve to provide a quick and correct insertion of the tool member into the chuck and the reinforcing broach. When the parts are positioned, the top side is reduced, thereby reducing the vibration of the tool piece when it is actuated, and the rainbow parts are maintained at a better stability. [Prior Art] Referring to the first figure, the chuck 10 is provided with a clip 1 2 at one end of the sleeve 11 , and the clip is clamped by three jaws i 2 i, the clip The claws are in the shape of a triangular column. Two adjacent jaws are provided with elastic members 12 2 · and the jaws are formed - protrusions, and the rear of the sleeve 11 is screwed to a base 13 , and the base 13 has a push block i 4, and the push block 4 is provided with a shaft hole, and the base 13 is also provided with a shaft hole for the drive rod i 5 to be worn and locked with the sleeve 11 as a structure, by rotating the sleeve The tube ii makes the drive rod ί 5 act to form the propulsion or Wei Zhi _, the domain is pure 1 4 to the fine _ xin, her missing piece i 2 is close or loose, and the continuable piece i 6 or loose The opening of the tool 丄6 is the result of the conventional collet 1 Q _ 咏 结构 结构 结构 结构 结构 结构 结构 结构 结构 结构 结构 结构 结构 结构 结构 1 1 1 1 1 1 1 1 1 当 当 当 当 当 当 当 当 当 当 当 当 当 当 当 当2 i is 4 M411300 loose, so that the tool member 16 can be smoothly inserted into the sleeve 1 1 , but because of the wide space, the tool member 16 can not be quickly and correctly positioned, may be offset (can not be correctly located in the center Position), if not timely Positive, so the impact of processing quality and the person who tool part i no way a correction • 6 when inserted, can only rely on visual way, and with no real guidelines for the inconvenience. j • 2. When the tool member 16 is combined with the lost head 10, it is only inserted into the chuck 1Q by the clamping position of the clip member 12, and the tool member 16 held by the lost member 12 is positioned without the rear portion 161. Shape, therefore, when the headpiece is subjected to high-speed rotation or actuation, when the tool member processes the workpiece, the vibration generated by the tool member 16 is released from the jaw, thereby affecting the progress and quality of the workpiece; When the vibration of the tool member 16 is dropped, it may cause operational danger. [New content] In view of the lack of structure of the above-mentioned chucks, the creator is constantly developing and improving, and the research and development creates a kind of position that allows the implements to be inserted quickly and correctly into the position of the chuck. The driving rod is provided with a limiting device, and the limiting device is composed of an ejector rod and a limiting seat, wherein the ejector rod is a rod body with a threaded section above the knob The upper set - the limit seater, _ limited health on the rich - the upper cone to record and the next _ 赖 listen, the shun masterpiece and the push rod pole set position. The structure of the structure described in Φ's main purpose is to provide a kind of sturdy structure that can quickly locate the lost structure of the derricks to achieve the positioning of the tool parts, and to reduce the vibration of the piece to make the tool Maintain better quality and better quality. [Embodiment] In order to enable your review committee to further understand the structural features and practical functions of this creation, the following is a detailed description of the implementation of the contact pattern as follows: 5 M411300 Please refer to the second to sixth The creation is mainly composed of a main sleeve 3 〇, a clamping member 40, a base 50, a pushing block 6〇 and a driving rod 7〇, and the driving rod 70 is provided with a The limiting device 8 is provided with a capacity, wherein: the sleeve is 3 〇, which is in the shape of a cone, and the inner clamping member 4 is provided, and the inner side of the front end is a neck portion 31, and the rear portion is a wide mouth portion. 3 2 , and the rear section is provided with an internal thread section 3 3 for the base 50 to be locked, and a front end thereof is provided with a through hole 3 4 through which the tool member 9 is bored; the clamp member 40 is composed of three rings The claws 41 are arranged in a shape of a triangular prism. The _ adjacent claws 41 are provided with an elastic member 42 in the middle, and the wall surfaces on both sides of the inner surface of the jaw 41 are respectively provided with a concave hole 411. The protrusion of the elastic member 42 is constrained, and a protrusion 412 is formed between the two walls; the base 50 is provided with an externally threaded portion 51 at its upper end for screwing on the sleeve 3. In the rear, there is an alcove 5 2 on the inner surface of the upper end of the base 50 for a push block 6 to accommodate the limiter, so as to prevent the push block 60 from falling out, and a shaft hole 5 3 is provided thereon for A driving rod 7 is bored through the base 50 and a lower end of the base 50 is provided with an internal thread segment 5 4 for screwing with the driving rod 7. The pushing block 60 is a door shape. The shaft is placed under the clamp member 4 、, and the upper portion of the base 5 is provided with a shaft hole 61. The drive rod 70 has a convex portion 7-1 with an externally threaded portion 72 at one end and is connected to the base 50. The threaded section 5 4 is screwed, and the push block 60 is sleeved on the upper side, and the convex section 71 is provided with a shaft hole 7 3 ' corresponding to the base 50 and the push block 60, and the other end is A chamber 7 4 is formed under the drive rod 70. The chamber 74 is provided with a limiting device 80, and an internal thread portion 7 41 is disposed below the chamber 74. The bottom cover 7 5 is provided with a sleeve hole 7 5 2 with an internal thread section, and the sleeve hole 7 5 6 M411300 2 is screwed with the limiting device 8; The limiting device 80 is a push-pull rod 81 and a limit seat 8 2, the ejector rod 81 is a rod body 812 having a threaded section above the knob 811, and the rod body 8 i 2 has a tapered shape 813 above, and the limit socket 8 2 is sleeved thereon, and the limit is set. The width of the seat 8 2 is equal to the width of the chamber 74, and the upper tapered positioning hole 8 2 χ and the lower tapered positioning hole 8 2 2 are provided thereon for the guard member 9 〇 and the push rod 81 has a set of 812 sets of rods, and the upper tapered positioning hole 821 has a larger diameter than the lower tapered positioning hole 8 2 2; if it is a structure, the drive rod 7 is clamped to the sleeve 3 by rotating the sleeve 3 The internal action forms the action of advancing or retreating, and the push block 6 above the sulphur convex section 7 is pushed or retracted toward the clamp 4, and when the drive rod 70 is screwed forward, the push block 6 is pushed to the sleeve. The barrel 3 () constriction portion 31 is pushed to form the clip member 40, and the jaws 41 are closely fitted to each other, and the gripping tool member 9 is reached, so that when the tool member 90 sets the gripper 3 Q The end of the 90-piece guard piece can be placed over the conical positioning hole 8 21 of the limiting seat 8 2 , and the limiting seat 8 2 is further restricted by the pushing rod 81. Therefore, when the tool member 8 is rotated by electricity (gas), 4 夹持 夹持 定位 ' ' 其 其 其 其 其 其 其 其 其 其 其 其 其 其 其 其 其 其 其 其 其 其 其 其 受限 受限 受限 受限 受限 受限 受限 受限 受限 受限 受限 受限 受限 定位 定位 定位 定位 定位 定位 定位 定位 定位It will retreat from the clip 4 〇, no longer against the inflammatory piece 40 ' and the clip 40 will retreat to the wide mouth 32, and the elastic force of the clip 4 〇 reads the elastic force of the '2' The space between the 4 1 and the jaws 4 1 becomes larger, and the tool member 9 is released to replace the tool member 9 . When the tool member 9 is replaced, the tool member 9 is supported by the limiting device 8 G, so that the end of the tool piece 9 can be placed over the conical hole 8 2 1 above the limit seat 8 2, and the correct collet 2 (10), when the tool piece is to be adjusted When the length of the bulge is '0', as long as the ejector lever 8 of the rotation limiter 8 is rotated, the ejector lever 81 is displaced in the chamber 74 of the drive rod 70, so that the adjustment can be adjusted. The length of the tool member 90. Furthermore, 'the original positioning seat 8 2 has a taper positioning hole 8 2 i歓, so it can be applied to the tool pieces 90 of different official diameters, such as when the tool piece 9 with a large diameter is inserted. , will be closer to the upper tapered hole 8 2 1 upper edge 'instead of' the age is closer to the upper taper. In summary, the present invention can be used to enable the tool member 90 to be quickly and correctly inserted into the collet 20 and to reinforce the tool member 9 by means of the limiter 8 驱动 in the drive rod 70. In the sleeve 30 (10) system, improve the risk of the age of the operation. The purpose of this creation is money-based, and before _ please not see the publication, or public use, the mine is in line with the new provisions of the patent law, 爰Submit a new type of application in accordance with the law. [Simple description of the drawing] The first figure is a schematic cross-sectional view of the conventional formula. The second picture is a three-dimensional exploded view of the creation. # 第二图, is a combination of the appearance of the creation. The fourth picture is a cross-sectional view of the creation. The fifth picture is a schematic diagram of the operation of this creation (1). 1 2—Clip member 12 2—Elastic element 【Description of main component symbols】 1 0—Chuck 1 1 Sleeve 1 21 — Jaw 8 M411300
1 3 —底座 1 4 一推塊 16—工具件 2 0 —夾頭 3 0—套筒 31-縮口部 3 3 —内螺紋段 4 0 _夾件 4 1 一夾爪 41 1 —凹孔 4 2 —彈性元件 5 0 —底座 51—外螺紋段 5 3 一轴孔 6 0 —推塊 7 0 —驅動桿 7 1 —凸段 7 3 一轴孔 7 4—容室 7 5 一底蓋 1 5 —驅動桿 1 6 1 —後段 3 2_寬口部 3 4—透孔 412—凸出部 5 2 —凹室 5 4 —内螺紋段 6 1 —抽孔 7 2—外螺紋段 7 41 —内螺紋段 7 51_外螺紋段 7 5 2-套孔 8 0—限位裝置 9 M411300 81 —推頂桿 1 2 —桿體 811 —旋钮 8 813—錐狀 8 2 —限位座 2 2 —下錐行定位孔 821_上錐行定位孔 8 9 〇—工具件1 3 - base 1 4 push block 16 - tool part 2 0 - chuck 3 0 - sleeve 31 - neck portion 3 3 - internal thread segment 4 0 - clip 4 1 one jaw 41 1 - recess 4 2 - elastic element 5 0 - base 51 - external thread section 5 3 a shaft hole 6 0 - push block 7 0 - drive rod 7 1 - convex section 7 3 a shaft hole 7 4 - chamber 7 5 a bottom cover 1 5 - drive rod 1 6 1 - rear section 3 2 - wide mouth 3 4 - through hole 412 - projection 5 2 - recess 5 4 - internal thread section 6 1 - suction hole 7 2 - external thread section 7 41 - inner Thread section 7 51_External thread section 7 5 2-set hole 8 0—Restriction device 9 M411300 81 —Pushing rod 1 2 —Rod body 811 —Knob 8 813—Cone 8 2 —Limit seat 2 2 —Lower Cone line positioning hole 821_Upper cone line positioning hole 8 9 〇—Tools