M336117 八、新型說明： 【新型所屬之領域】 本案起子夾頭’係針對如何令起子夹頭之本體前端套 接部與起子頭套合後’起子頭可被碟切卡扣定位於本體前 端套接部所作結構創作。 【先前技術】 • 按以習式起子夾頭，請參閱第一圖至第六圖-A所示， .其係由：本體2、快脫環3、定位銷4、彈簧5、止動壤 鲁 6、暨組立環7所組成；其中 於本體2，其前段設二套接部2 1，俾供起子頭a套 入其内，本體2前段位套接部2 1外周緣設一底端呈圓弧 形定位槽2 1 1，並自定位槽2 1 1底端中央設一與套接 部内部相通之穿孔2 1 1 1，本體2前段位套接部2 1後 方環設 ^制槽2 1 2，後段則内縮延伸一結合部2 2。 於快脫環3，其沿軸向中央設穿孔3 1，穿孔3 1前 段呈漸擴張狀開口 3 2，穿孔3 1後段設一圓形容置槽3 # 3，並使快脫環3套於本體2前段套接部2 1周緣上。 • 於定位銷4，係為圓珠體而套入本體2前段套接部2 1外周緣所設定位槽2 1 1十，並藉定位槽2 1 1底端呈 圓弧形設計，使定位銷4不致自定位槽2 1 1底端穿孔2 1 1 1脫落，並使定位銷4部份周緣經定位槽21 1圓弧 形底端中央穿孔2111而突出於套接部21内部。 於彈簧5，係套於快脫環3後段容置槽3 3中。 ’於止動環6，係卡固於本體2前段位套接部2 1外周 5 \M336117 緣後方環設之卡制槽2 1 2上，俾當套於快脫環3後段容 置槽3 3内之彈簧5連同快脫瓖3自本體2前端套入時， 彈簧5苛被限位於快脫環3圓形容置槽3 3内部底端與該 止動環6之間，且使套於本體2前段套接部2 1外周緣所 設定位槽2 1 1中之定位銷4，其圓弧形周緣另端適可被 快脫環3之中央穿孔31周緣所限位而不致脫落。 於組立環7，係設於本體2前段位提供止動環6卡固 定位之卡制槽2 1 2後方，俾當套於快脫環3後段容置槽 3 3内之彈簧5連同快脫環3自本體2前端套入後，令快 脫環3與本艎2前段組成一體。 藉上述結構，當起子夹頭之本體2前段套接部2 1在 起子頭A未套入其内時，因快脫環3係藉套接部2 1後段 容置槽3 3内之彈簧5被限位於快脫環3之容置槽3 3内 部底端與止動環6之間，並藉彈簧5彈力使套於本體2前 段套接部2 1外周緣定位攢2 1 1 _之定位銷4，其圓弧 形周緣另端被快脫環3中央穿孔3 1周緣所限位而不致脫 落，且使定位鏑4一端經定位槽2 1 1底端穿孔2 1 1 1 而突出於套接部2 1内部（如第三圖暨第三圖-A所示）。 當起子夾頭之本體2前段套接部21欲供起子頭A套 入時，可將快脫環3沿本體2後段後拉，使快脫環3壓縮 彈簧5，並使快脫環3前段呈漸擴張狀開口 3 2向後移位 至定位銷4處（如第四圖及第四圖-A所示），然後即可將 起子頭A套入本體2之套接部2 1内，並在套入過程中， 當起子頭A本端周緣觸及一端突出於套接部2 1內部之定 6 >1336117 位銷4時，該定位銷4因受到推擠而朝反向移動’使其另 端改突出於快脫環3前段漸擴張狀開口 3 2處，令起子頭 A可套入本體2之套接部2 1内；而當放鬆快脫環3時， 即可藉彈螯5彈力再度獲得釋放，令快脫環3改沿本體2 前段移位，使原突出於快脫環3前段呈漸擴張狀開口 3 2 處之定位銷4另端，受到推擠朝反向移動*使一端再度經 本體2套接部21之定位槽211底端穿孔2111而突 出於套接部2 1内部，並使定位銷4突出於套接部2 1内 部之部分，可微微嵌入起子頭A周緣所設尖錐狀齒槽A 1 中，俾令起子頭A定位於套接部2 1内（如第五圖及第五 鬮-A所示）。 當欲抽換起子頭A時，可再度將快脫環3沿本體2後 段後拉，使快脫環3壓縮彈簧5，並使快脫環3前段呈漸 擴張狀開口 3 2祖對向後移位至定位銷4處，將起子頭a 自本體2套接部2 1向外抽，使向外抽過程中，原一端喪 入於起子頭A周緣呈尖錐狀齒槽A 1内之定位銷4因受到 推擠雨朝反向移動，並與起子頭A分離，使其周緣另端突 出於快脫環3前段呈漸擴張狀開口 3 2處（如第六圖及第 六圖-A所示），達到起子頭A可自本體2套接部2 1柚出 ;經此反覆操作，提供將起子頭A與本體2之套接部2 1 作套入定位或抽出更換。 然，因起子夾頭之體積並不大，與之配合之起子頭A 馥積亦不大，使得其每一構件，特别是周緣嵌入於起子頭 A周緣所設齒槽A 1中之定位銷4，因係為球徑不是报大 7 'M336117 的圓珠艘，加上與之配合而設於起子頭A周緣之齒槽A 1 係呈尖錐狀，使得定位銷4在最初製作時，尺寸及精確度 較無法確切掌握而易造成公差上較大的誤差，加上定位銷 4係藉其呈圓弧形面來嵌入設於起子頭A周緣所設成尖錐 狀齒槽A 1内，在配合形狀上即有差異，故當藉由該呈圓 珠體之定位銷4來企圖使起子頭A得定位於套接部2 1内 ' 部時，二者在配合上將因公差問題及形狀之差異無法有效 • 嵌合定位而發生鬆動，並影饗其結合定位效果有待改進。 ®【新型内容】 本創作即是針對前述結構所不盡理想之處加以再改良 。是以，本創作之主要目的，乃在提供一種起子夹頭，係 由：一前端設套接部供起子頭套入，其套接部厨緣設定位 槽之本艘、一前段開口設1略大於本體前段外徑而套於本 體前端外周緣上之快脫環、一套於本體與快脫環内部後段 之彈簧、一嵌固於本髏前段外周緣中段，將彈簧限位於快 脫環内部之止動環、套固於本體前段周緣之组立環、暨一 ’套入本體前端套接部周緣所設定位槽内之定位銷所组成； .. 其特徵在於：將本體套接部所設之定位槽底段設成漸縮 - 狀r並自底段中央設一與套接部内部相通之穿孔，配合將 、 定位銷前端設成漸縮推拔狀突體，使該突體最前端可經本 逋套接部之定位槽底端护央穿孔而突出於套接部内部，使 藉上述组成，當將快脫環沿本體後拉，將起子頭套入套接 部内部，放間快脫環後，固定銷前端即與起子頭周緣所設 齒槽作卡制定位，令起子頭可有效且確切定位於套接部内 8 • M336117 之效果。 【實施方式】 餘下，茲再就本案之結構特徵暨操作等項，以配合圖 示說明方式，謹述於后，俾提供審查參閱❹ 首先，請參閱第七圖至第十一圖-A所示，本創作之起 子夾頭，仍係由：本體8、快脫環9、定位銷1〇、彈簧 1 1、止動環1 2、暨組立環1 3所組成；其中 於本體8，其前段係設一套接部8 1供起子頭A套入 ，本體8前段位套接部8 1外周緣上設一定位槽8 i丄， 定位槽811底端中央設一舆套接部81内部相通之穿孔 8 1 1 1 ’本體8前段位套接部8 1後方環設一卡制槽8 1 2，本體8後段内縮延伸一結合部8 2。 於快脱環9，其沿軸向中央設穿孔9 1 ,穿孔9 1前 段設呈漸擴張狀開口 9 2，穿孔9 1後段設一圓形容置槽 9 3 ’並使快脫環9套於本體8前段套接部8 1周緣上。 於定位銷1 0，係套於本體8前段套接部8 1外周緣 所設定位槽81 It。 於彈簧1 1，係套於快脫環9後段之容置槽9 3中。 於止動環1 2，係卡固於本體8前段位套接部8 1外 周緣後方環設之卡制槽8 1 2上，俾當套於快脫環9後段 容置槽9 3内之彈簧1 1連同快脫環9自本體8前端套入 時，彈簧1 1可被限位於快脫環9容置槽9 3内部底端與 該止動環1 2之間，且使套於本體8前段套接部8 1外厨 緣所設定位槽8 1 1中之定位銷1 0，其周緣另端可被快 \M336117 脫環9之穿孔91周緣限位而不致脫落。 於組立環1 3，係設於本體8前段位提供止動環1 2 卡固定位之卡制槽8 1 2後方，俾當套於快脫環9後段容 置槽93内之彈簧11連同快脫環9自本體8前端套入後 •令快脫環9可與本體8前段組成一體。 本案特徵乃在於：將本體8套接部81外周緣所設定 *位槽8 1 1之底段8 1 12設成漸縮狀，並自底段8 1 1 ‘2中央設一與套接部81内部相通之穿孔8111，配合 將定位銷1 0前端設呈漸縮推拔狀突體1 〇1，並使該突 艘1 0 2最前端可經本體8套接部8 1之定位槽81 1底 端t央穿孔8111而突出於套接部81内部。 藉由上述結構，當起子夾頭之本體8前段套接部8 1 在起子頭A未套入時，其快脫環9因套於其後段容置槽9 3内之彈簧1 1被限位於快脫環9圓形容置槽9 3内部底 端舆該止動環1 2之間，並因而藉彈簧1 1彈力使套於本 想8套接部8 1外周緣所設定位槽8 1 1中之定位銷1 0 ，其末端1 0 2被快脫環9之穿孔9 1周緣所限位而不致 脫落’其前端呈漸縮推拔狀突雔1 〇 2經定位槽8 1 1亦 呈漸縮狀之底端8112穿孔8111而突出於套接部8 1内部（如第八圖暨第八圈-A所示）❶ 而當起子夹頭之本體8前段套接部81欲供起子頭A 套入時，將快脫環9沿本體8後段後拉而壓縮彈簧1 1， 使快脫環9之穿孔9 1前段呈漸擴張狀開口 9 2向後移至 ‘於本體8前段套接部81所設定位槽811中之定位銷 •-M336117 〜 1 0處（如第九圖及第九圖-A所示），將起子頭a套入本 艚8套接部8 1内’在套入過程_，當起子頭a周緣觸及 定位銷1 0突出於套接部8 1内部1漸縮推狀突體1 〇 χ 之前端時，定位銷1 0因受到推擠而朝反向移動，使其束 端1 0 2突出於快脫環9前段呈漸擴張狀開口 9 2處，令 起子頭Α即可完全套入套接部8 1内；當放鬆快脫環9時 、，藉套於快脫環9後段彈簧11彈力再度獲得釋放，令快 脫環9改沿本艘8前段方向移位，使定位銷1 〇中突出於 ® 快脫環9穿孔91前段呈漸擴張狀開口92處之末端1〇 2，受到推擠而朝反向移動，使定位銷1 〇前端再度經本 體8套接部81之定位槽811底端穿孔8111而突出 於套接部8 1内部，定位銷1 0突出於套接部8 1内部所 呈漸縮推拔狀之突體1 0 2，可有效地配合嵌入於起子頭 A周緣呈尖錐狀齒槽A 1中，而將起子頭a定位於套接部 8 1内之效果（如第十圏及第十圖-A所示）。 進雨，當欲柚換起子頭A時，可再度將快脫環9沿本 、胃鑪8後段後拉，使快脫環8壓縮彈簧1 1，並使快脫環9 . 前段呈漸擴張狀開口92相對向後移至套於本體8前段套 接部8 1所設定位槽8 1 1中之定位銷1〇處，將起子頭 A自本艘8套接部8 1向外抽，在向外抽的過程中，使定 位銷1 0嵌入於起子頭A周緣尖錐狀齿槽a 1内之前端受 到推擠朝反向移動，並與起子頭A分離，使其末端1 〇 2 突出於快脫環9穿孔9 1前段1漸擴張狀開口 9 2處（如 第十一圖及第十一圖-A所示），達到起子頭a即可自本體 • M336117 8套接部2 1抽出，經此反覆操作，提供將起子頭A與本 想8套接部8 1作套入定位或抽出更換之效果。 另’請參閱第十二圖至第十六圖-A所示，亦可將本體 8套接部8 1外周緣所設定位槽8 1 1改沿徑向設成弧形 定位槽8113，將弧形定位槽81 13底段81 14設 成漸縮狀，並使該底段8114末端8115與套接部8 J 1内部相通’配合將定位銷1 0末段設成與弧形定位槽8 1 1 3配合之弧形突座1 0 3，其前端則呈漸縮推拔狀突 籲艘1 04，並使該突體1 04最前端可經本體8套接部8 1之弧形定位槽8 1 1 3之底段8 1 1 4末端8 1 1 5而 突出於套接部8 1内部（如第十二圖所示 藉上述結構組成，同樣當起子失頭之本體8前段套接 部8 1在起子頭Α来套入時，其快脫環9因套於其後段容 置樽9 3内之彈簧1 1被限位於快脫環9之容置槽9 3内 部底端與該止動環1 2間，同時藉彈簧1 1彈力使套於本 體8套接部8 1外周緣所設定位槽8 1 1中之定位銷1 〇 φ ^ ，其孤形突座1 〇 3末端被快脫環9 t央穿孔9 1周緣所 -· 限位而不致脫落，其前端呈漸縮推拔狀突髏1 0 2經定位 槽8 1 1亦呈漸縮狀底端8 1 1 2中央穿孔8 1 1 1而突 出於套接部8 1内部（如第十三圖暨第十三圖-A所示）。 當起子夾頭之本體8前段套接部81欲供起子頭A套 入，將快脫環9沿本體8後拉而壓縮彈簧1 1，使快脫環 9前段呈漸擴張狀開口 9 2向後移至套於本艘8前段套接 部' 8 1所設弧形定位槽8 1 1 3中之定位銷1 0處（如第 12 -M336117 十四圖及第十四圖-A所示），然後將起子頭A套入套接部 8 1内，並在套入過程中，當起子頭A周緣觸及定位銷1 0突ίΗ於套接部8 1内部之突體1 0 4前端時，定位銷1 0因受到推擠而朝反向移動，並使其末段弧形突座1 0 3 突出於快脫環9穿孔9 1前段呈漸擴張狀開口 92處，令 起子頭Α即可套入本體8套接部8 1内；而當放鬆快脫環 9’藉套於快脫環9後段彈簧11彈力再度獲得释放，令 快脫環9改沿本艨8前段方向移位，使定位鏑10中突出 於快脫環9穿孔9 1前段呈漸擴張狀開口 9 2處义弧形突 座1 0 3，受到推擠而朝反向移動，使定位銷1 〇呈漸縮 推拔狀突體104再度經本體8套接部81之弧形定位槽 8 1 1 3底段8 1 1 4末端8 1 1 5而突出於套接部8 1 内部，定位銷1 0突出於套接部8 1内部所呈漸縮推拔狀 突艘10 4，可有效地散入起子頭A周緣所設呈尖錐狀齒 槽A 1中，而將起子頭A定位於套接部8 1内之效果（如 第十五圖及第十五囷-A所示）。 % 當欲抽換起子頭A時，即再度將快脫環9沿本體8後 拉，使快脫環8壓縮彈簧1 1，並使快脫環9前段呈漸擴 張狀開口 9 2相對向後移位至套於本體8前段套接部8 1 所設弧形定位槽8 1 1 3 t之定位銷1 0處，將起子頭a 自本體8套接部8 1向外抽，而在向外抽的過程中，使定 位銷1 0嵌入於起子頭A周緣尖錐狀齒槽A 1内所呈漸縮 推拔狀突體1 0 4之前端受到推擠朝反向移動，並與起子 頭A分離，使其末段弧形突座1 〇 3突出於快脫環9前段 13 M336117 皇漸擴張狀開口 9 2處（如第十六圖及第十六圖-A所示） ，達到起子頭A可自本體8套接部2 1内抽出，經此反覆 操作，提供同樣可將起子頭A與本體8套接部8 1作套人 定位或抽出更換之效果。 如上所述之創作，得以解決習用同類產品之缺點，其 功效和優點顯著’且從未見於市面刊物之彼露，理合新型 成立要件至明。M336117 VIII, new description: [New field] The screwdriver of this case is designed to make the front end of the body of the screwdriver chuck and the head cover of the screwdriver. The screwdriver head can be positioned by the disc cutting and snapping at the front end of the body. The structure of the department. [Prior Art] • Press the conventional screwdriver, please refer to the first figure to the sixth figure-A, which is composed of: body 2, quick release ring 3, positioning pin 4, spring 5, stop soil Lu 6 and cum group vertical ring 7; wherein in the body 2, the front section is provided with two sets of joints 2 1, for the starter head a to be inserted therein, the front end of the front section of the body 2 is provided with a bottom end The circular arc-shaped positioning groove 2 1 1 is provided with a perforation communicating with the inside of the socket portion from the center of the bottom end of the positioning groove 2 1 1 2 1 1 , the front portion of the body 2 is sleeved at the front portion 2 1 2 1 2, the rear section is retracted to extend a joint 2 2 . In the quick release ring 3, a perforation 3 is provided in the center of the axial direction, a perforation 3 1 has a gradually expanding opening 3 2 in the front section, a circular receiving groove 3 # 3 is arranged in the rear section of the perforation 3 1 , and the quick release ring 3 is placed on the body. 2 The front sleeve portion 2 is on the periphery of the circumference. • The positioning pin 4 is a ball-shaped body and fits into the position groove 2 1 1 10 set on the outer circumference of the front sleeve portion 2 1 of the main body 2, and is designed in a circular arc shape by the bottom end of the positioning groove 2 1 1 to make positioning The pin 4 does not fall off from the bottom end of the positioning groove 2 1 1 , and the peripheral edge of the positioning pin 4 protrudes from the center of the socket portion 21 through the arcuate bottom end of the positioning groove 21 1 . The spring 5 is sleeved in the rear receiving groove 33 of the quick release ring 3. 'The retaining ring 6 is fastened to the front groove 5 2 of the front part of the body 2, and the clamping groove 2 1 2 of the outer ring 5 \M336117 is disposed behind the edge of the body. When the spring 5 of the 3 is inserted into the front end of the body 2 together with the quick release 3, the spring 5 is limited to be located between the inner bottom end of the circular receiving groove 3 3 of the quick release ring 3 and the stop ring 6, and is sleeved The positioning pin 4 of the position groove 2 1 1 of the outer peripheral edge of the front sleeve portion 2 1 of the main body 2 has a circular arc-shaped peripheral edge which is restricted by the circumference of the central perforation 31 of the quick release ring 3 so as not to fall off. The set ring 7 is disposed at the rear of the body 2 to provide a retaining ring 6 at the rear of the card slot 2 1 2, and is placed in the rear of the quick release ring 3 in the receiving slot 3 3 with the spring 5 After the ring 3 is inserted from the front end of the body 2, the quick release ring 3 and the front portion of the base 2 are integrated. With the above structure, when the front sleeve portion 2 1 of the body of the screwdriver chuck is not inserted into the screwdriver head A, the spring 5 is accommodated in the groove 3 3 by the quick release ring 3 in the rear portion of the sleeve portion 2 1 . It is limited to be located between the inner bottom end of the accommodating groove 3 3 of the quick release ring 3 and the stop ring 6, and is positioned by the elastic force of the spring 5 to be positioned on the outer periphery of the front sleeve portion 2 1 of the body 2 攒 2 1 1 _ The pin 4 has a circular arc-shaped peripheral edge which is limited by the circumference of the central perforation 3 1 of the quick release ring 3 without falling off, and the end of the positioning 镝 4 is protruded through the hole at the bottom end of the positioning groove 2 1 1 by 2 1 1 1 The inside of the joint 2 1 (as shown in the third figure and the third figure -A). When the front sleeve portion 21 of the body of the screwdriver chuck is intended to be inserted into the screwdriver head A, the quick release ring 3 can be pulled back along the rear portion of the body 2, so that the quick release ring 3 compresses the spring 5 and causes the quick release ring 3 to be fastened. The gradually expanding opening 3 2 is displaced rearward to the positioning pin 4 (as shown in the fourth figure and the fourth figure-A), and then the screwdriver head A can be inserted into the socket portion 2 1 of the body 2, and During the nesting process, when the peripheral end of the starting head A touches one end and protrudes from the fixed position 6 > 1336117 pin 4 inside the socket portion 2 1 , the positioning pin 4 moves in the opposite direction due to pushing The other end is highlighted by the gradually expanding opening 3 2 of the front section of the quick release ring 3, so that the screwdriver head A can fit into the socket portion 2 1 of the body 2; and when the quick release ring 3 is relaxed, the ball can be borrowed. The elastic force is released again, so that the quick release ring 3 is displaced along the front section of the body 2, so that the original protruding pin 3 is located at the other end of the locating pin 4 at the front portion of the quick-disconnecting ring 3, and is pushed to move in the opposite direction* One end of the sleeve 211 is pierced through the bottom end of the sleeve 211 of the body 2, and protrudes from the inside of the sleeve portion 21, and the positioning pin 4 protrudes from the inside of the sleeve portion 21, and is slightly different. A peripheral edge of the insert head screwdriver cone-shaped tooth gap established A 1, A to serve positioned so that the bit 2 1 (e.g., shown in the fifth and the fifth lot FIG -A) sleeve portion. When the screwdriver head A is to be replaced, the quick release ring 3 can be pulled back along the rear section of the body 2, so that the quick release ring 3 compresses the spring 5, and the front section of the quick release ring 3 is gradually expanded. Positioned to the positioning pin 4, the driver head a is drawn outward from the body 2 socket portion 2 1 so that the original end is slid into the periphery of the screwdriver head A in the pointed cone-shaped slot A 1 during the outward drawing process. The pin 4 is moved in the opposite direction by the push rain, and is separated from the bit head A, so that the other end of the pin protrudes from the front end of the quick release ring 3 at the gradually expanding opening 32 (such as the sixth figure and the sixth figure-A). As shown, the driver head A can be plucked from the body 2 sleeve portion 2; through this repeated operation, the socket head A and the sleeve portion 2 1 of the body 2 are provided for nesting or withdrawing. However, since the volume of the driver chuck is not large, the nipple A is not hoarded so that each member, particularly the rim, is embedded in the gullet A 1 provided in the periphery of the cutter head A. 4. Because the ball diameter is not the ball bearing of the big 7 'M336117, and the cogging A 1 provided on the periphery of the screwdriver head A is tapered, so that the positioning pin 4 is initially produced. The size and accuracy are incapable of being accurately grasped, and it is easy to cause a large tolerance error. The positioning pin 4 is embedded in the tapered bevel A 1 by the arc-shaped surface of the periphery of the screwdriver head A. There is a difference in the shape of the fitting. Therefore, when the positioning pin 4 of the bead body is used to attempt to position the screwdriver head A in the 'end portion of the socket portion 2 1 , the two will be matched due to the tolerance problem. And the difference in shape cannot be effective. • The looseness occurs due to the chisel positioning, and the combined positioning effect needs to be improved. ® [New Content] This creation is to refine the above-mentioned structure. Therefore, the main purpose of this creation is to provide a screwdriver chuck, which consists of: a front end sleeve portion for the driver's head to be nested, and a sleeve portion of the kitchen edge setting slot, a front opening opening 1 a quick release ring that is larger than the outer diameter of the front portion of the body and is sleeved on the outer periphery of the front end of the body, a spring disposed inside the rear portion of the body and the quick release ring, and a middle portion of the outer periphery of the front portion of the front portion of the body, and the spring is limited to the inside of the quick release ring The stopping ring, the set ring of the sleeve which is fixed on the periphery of the front part of the body, and the positioning pin which is nested in the position groove set at the periphery of the front end of the body, is characterized by: the body sleeve portion The bottom section of the positioning groove is set to be tapered-shaped r and a perforation is formed from the center of the bottom section to communicate with the inside of the socket portion, and the front end of the positioning pin is arranged as a tapered push-out protrusion, so that the protrusion is the most The front end can protrude through the bottom end of the positioning groove of the inner sleeve of the sleeve, and protrudes inside the sleeve portion. With the above composition, when the quick release ring is pulled along the body, the screwdriver head is sleeved into the sleeve portion, and the space is fast. After the ring is removed, the front end of the fixing pin is provided with the tooth groove provided at the periphery of the screwdriver head. Developing position, so that the bit can be effective and precise positioning in effect 8 • M336117 within the sleeve portion. [Embodiment] For the rest, the structural features and operations of the case will be described in conjunction with the graphic description. Please refer to the following for the review. ❹ First, please refer to the seventh to eleventh-A Show that the screwdriver of the creation is still composed of: the body 8, the quick release ring 9, the positioning pin 1〇, the spring 1 1 , the stop ring 1 2, the cum group ring 13 , and the body 8 The front section is provided with a set of joints 8 1 for inserting the starter head A, and a positioning groove 8 i is disposed on the outer periphery of the front sleeve portion 8 1 of the main body 8 , and a sleeve portion 81 is disposed at the center of the bottom end of the positioning groove 811 . The through hole 8 1 1 1 'body 8 front portion socket portion 8 1 is provided with a clamping groove 8 1 2 at the rear ring, and the rear portion of the body 8 is retracted to extend a joint portion 8 2 . In the quick release ring 9, a perforation 9 1 is arranged in the center of the axial direction, the front end of the perforation 9 1 is provided with a gradually expanding opening 9 2 , and the rear end of the perforation 9 1 is provided with a circular receiving groove 9 3 ' and the quick release ring 9 is sleeved on the body. 8 The front sleeve portion 8 is on the periphery of the circumference. The positioning pin 10 is sleeved on the outer circumference of the body 8 at the outer circumference of the sleeve portion 81. The spring 1 1 is sleeved in the receiving groove 91 of the rear section of the quick release ring 9. The retaining ring 12 is fastened to the locking groove 8 1 2 which is arranged behind the outer circumference of the front portion of the front portion of the body 8 and is placed in the rear receiving groove 9 3 of the quick release ring 9 When the spring 1 1 and the quick release ring 9 are inserted from the front end of the body 8, the spring 11 can be restrained between the inner bottom end of the quick release ring 9 receiving groove 913 and the stop ring 12, and the sleeve is placed on the body. 8 The front sleeve portion 8 1 is set by the outer kitchen edge of the positioning pin 10 in the position groove 8 1 1 , and the other end of the circumference can be restricted by the peripheral 91 of the quick release line of the M336117 release ring 9 without falling off. The set ring 1 3 is disposed at the rear of the body 8 to provide a retaining ring 12 2 at the rear of the card slot 8 1 2, and the spring 11 is placed in the rear slot of the quick release ring 9 together with the spring 11 After the unwinding 9 is inserted from the front end of the body 8, the quick release ring 9 can be integrated with the front portion of the body 8. The present invention is characterized in that: the bottom section 8 1 12 of the *bit groove 8 1 1 set by the outer circumference of the sleeve 8 of the body 8 is formed into a tapered shape, and a sleeve portion is arranged from the center of the bottom section 8 1 1 '2 The inner through hole 8111 of the 81 is matched with the front end of the positioning pin 1 0 as a tapered push-out protrusion 1 〇1, and the front end of the projecting vessel 1 0 2 can pass through the positioning groove 81 of the body 8 socket portion 8 1 . A bottom end t- aperture 8111 protrudes from the inside of the socket portion 81. With the above structure, when the front sleeve portion 8 1 of the body 8 of the driver chuck is not nested in the screwdriver head A, the quick release ring 9 is limited by the spring 1 1 fitted in the rear groove 203. The inner ring end of the circular accommodating groove 9 is disposed between the retaining ring 12, and thus is biased by the spring 1 1 so as to fit the bit groove 8 1 1 of the outer circumference of the 8 socket portion 8 1 . The locating pin 1 0 of the locating pin 10 is terminated by the perforation 9 1 of the quick release ring 9 and does not fall off. The front end thereof is tapered and the protrusion 1 〇 2 is also located through the positioning groove 8 1 1 The tapered bottom end 8112 has a through hole 8111 protruding from the inside of the socket portion 81 (as shown in the eighth figure and the eighth circle-A), and the front portion of the body of the screwdriver chuck 8 is intended to be used as a screwdriver. When A is inserted, the quick release ring 9 is pulled back along the rear section of the body 8 to compress the spring 1 1, so that the perforation 9 1 of the quick release ring 9 is gradually expanded and the opening 9 2 is moved backward to the front part of the body 8 81 positioning pin 811 in the positioning pin • - M336117 ~ 1 0 (as shown in the ninth figure and ninth figure -A), the screwdriver head a into the 8 sets of the socket 8 1 'in the sleeve Into the process _, when the start of the head a touch When the pin 10 protrudes from the inner portion of the socket portion 8 1 and the front end of the tapered protrusion 1 〇χ, the positioning pin 10 moves in the opposite direction due to pushing, so that the beam end 1 0 2 protrudes from the quick release The front part of the ring 9 has a gradually expanding opening 9 2, so that the starter head can be completely inserted into the socket part 8 1; when the quick release ring 9 is relaxed, the spring 11 of the rear part of the quick release ring 9 is elastically obtained again. Release, the quick release ring 9 is displaced in the direction of the front section of the ship 8, so that the positioning pin 1 protrudes from the center of the quick release ring 9 and the front end of the hole 91 is gradually enlarged. Moving in the opposite direction, the front end of the positioning pin 1 再 is again protruded through the bottom end of the positioning groove 811 of the body 8 socket 81 and protrudes inside the socket portion 81, and the positioning pin 10 protrudes from the inside of the socket portion 81. The protrusion 10 2 which is tapered and can be effectively matched with the effect of being inserted into the tapered bevel A 1 at the periphery of the bit A and positioning the bit a in the socket 8 1 (eg Tenth and tenth -A)). In the rain, when the grapefruit is changed to the head A, the quick release ring 9 can be pulled back along the back of the stomach and the stomach furnace 8, so that the quick release ring 8 compresses the spring 1 and makes the quick release ring 9. The front section is gradually expanded. The opening 92 is relatively moved backward to the positioning pin 1 套 in the position groove 8 1 1 of the front sleeve portion 8 1 of the body 8 , and the screwdriver head A is drawn outward from the 8 socket portion 8 1 of the ship. During the outward drawing process, the positioning pin 10 is inserted into the tip end of the screwdriver head A, and the front end is pushed and moved in the opposite direction, and is separated from the screwdriver head A to make the end 1 〇 2 protrude. In the quick release ring 9 perforation 9 1 front section 1 gradually expanding opening 9 2 (as shown in the eleventh and eleventh drawings - A), the driver head a can be obtained from the body • M336117 8 socket 2 1 Withdrawing, through the repeated operation, the effect of nesting the needle head A and the original 8 socket portion 8 1 for positioning or withdrawing is provided. In addition, please refer to the twelfth to sixteenth-A, and the position groove 8 1 1 of the outer circumference of the sleeve 8 of the main body 8 can be changed into a radial positioning groove 8113 in the radial direction. The bottom portion 81 14 of the curved positioning groove 81 13 is formed into a tapered shape, and the end 8115 of the bottom portion 8114 is in communication with the inner portion of the socket portion 8 J 1 to match the end portion of the positioning pin 10 to the curved positioning groove 8 The 1 1 3 matching curved protrusion 1 0 3 has a tapered front end that protrudes from the ship 104, and the front end of the protrusion 104 can be positioned by the arc of the body 8 socket 8 1 The bottom portion 8 1 1 4 of the groove 8 1 1 3 is 8 1 1 5 and protrudes from the inside of the socket portion 8 1 (as shown in the twelfth figure, which is composed of the above structure, and the front portion of the body 8 which is lost when the screwdriver is lost When the portion 8 1 is inserted into the head of the screwdriver, the quick release ring 9 is restrained from the inner end of the receiving groove 9 3 of the quick release ring 9 by the spring 1 1 which is placed in the rear cover 樽 9 3 Between the stop ring 12 and the locating pin 1 〇φ ^ in the position groove 8 1 1 of the outer circumference of the sleeve 8 of the body 8 by the elastic force of the spring 1 1 , the end of the lone socket 1 〇 3 Being quickly released from the ring 9 t central piercing 9 1 circumference - · limit without falling off The front end of the tenth end is a tapered push-like protrusion 1 0 2 through the positioning groove 8 1 1 also has a tapered bottom end 8 1 1 2 central perforation 8 1 1 1 and protrudes inside the socket portion 8 1 (such as the tenth Figure 3 and Figure 13 - A. When the front portion of the body of the driver chuck 8 is intended to be inserted into the driver's head A, the quick release ring 9 is pulled back along the body 8 to compress the spring 1 1. The front part of the quick release ring 9 has a gradually expanding opening 9 2 and is moved backward to the positioning pin 10 of the curved positioning groove 8 1 1 3 provided in the front portion of the ship 8 '8 (eg, 12-M336117) Figure 14 and Figure 14-A), then insert the screwdriver head A into the socket portion 8 1 and, during the nesting process, when the periphery of the screwdriver head A touches the positioning pin 10 When the front end of the portion 8 1 is the front end of the body 10 0, the positioning pin 10 is moved in the opposite direction due to the pushing, and the last curved protrusion 10 3 protrudes from the hole 9 of the quick release ring 9 At the gradually expanding opening 92, the screwdriver head can be inserted into the sleeve 8 of the body 8; and when the quick release ring 9' is loosened by the quick release ring 9, the elastic force of the spring 11 is released again, so that the quick release The ring 9 is changed along the direction of the front section of the 艨8, so that镝10 protrudes from the quick release ring 9 perforation 9 1 The front section is a gradually expanding opening 9 2 The arcuate protrusion 1 0 3 is pushed and moved in the reverse direction, so that the positioning pin 1 渐 is tapered and pushed. The protruding body 104 protrudes through the arc-shaped positioning groove 8 1 1 3 of the bottom portion 8 1 1 4 end 8 1 1 5 of the body 8 socket portion 81 to protrude inside the socket portion 8 1 , and the positioning pin 10 protrudes from the socket portion 8 1 The tapered push-out boat 10 4 which is internally formed can be effectively dispersed into the tapered bevel A 1 provided on the periphery of the screwdriver head A, and the screwdriver head A is positioned in the socket portion 8 1 Effect (as shown in Figure 15 and Figure 15 -A). % When the screwdriver head A is to be replaced, the quick release ring 9 is again pulled back along the body 8, so that the quick release ring 8 compresses the spring 1 1, and the front section of the quick release ring 9 is gradually expanded. Positioned to the positioning pin 10 of the arcuate positioning groove 8 1 1 3 t provided in the front sleeve portion 8 1 of the body 8, the driver head a is drawn outward from the body 8 socket portion 8 1 , and is outwardly During the drawing process, the positioning pin 10 is inserted into the tapered tip-shaped tooth groove A 1 of the periphery of the driver head A, and the front end of the tapered push-shaped projection body 1 0 4 is pushed and pushed in the reverse direction, and the screwdriver head is moved. A is separated so that the last arcuate projection 1 〇3 protrudes from the front section 13 of the quick release ring 13 M336117, the divergent opening 9 2 (as shown in Fig. 16 and Fig. 16-A), the screwdriver is reached. The head A can be extracted from the sleeve 8 of the body 8 and, by this repeated operation, the effect of positioning the sleeve head A and the sleeve 8 of the body 8 as a sleeve or extracting and replacing can be provided. The creation as described above can solve the shortcomings of the similar products in use, and its efficacy and advantages are remarkable ‘and have never been seen in the market publications, and the new elements are established.
【圓式簡單說明I 第一圖：係一般起子夾頭與起子頭結合之外觀示意圖。 第一圖·係習式起子夾頭之立體分解示意圖（含起子 頭）。 第三圖：係習式起子失頭之組合剖面示意圖。 第三圖-A ··係習式起子夾頭局部組合剖面放大示意躅0 第四圖：係習式起子夾頭組合剖面示意圖（起子頭欲 插入時）。 第四圖-A:係習式起子失頭局部组合剖面放大示意圖0 第五调：係習式起子夾頭之組合剖面示意圖（起子頭 插入結合時）。 第五圖-A:係習式起子夹頭局部组合剖面放大示意圖& 第六圖·係習式起子夾頭之组合剖面示意圖（起子頭 準備抽出時）^ 第六圖-A.係習式起子夹頭局部组合剖面放大示意圖。 第七圖：係本創作起子夾頭之立體分解示意圖（含起 子頭）。 'M336117 第八圖··係本創作起子夾頭之组合剖面示意圖。 第八圖-A :係本創作起子夾頭之局部組合剖面放大示 意圖。 第九圖：係本創作起子夾頭之組合剖面示意圖（起子 頭欲插入時）。 第九圓-A :係本創作起子夹頭之局部组合剖面放大示 意圖。 第十圖··係本創作起子夾頭之組合剖面示意翳（起子 頭插入結合時）。 第十蹰-A :係本創作起子夾頭之局部组合剖面放大示 意圖。 第十一圖··係本創作起子爽頭之組合剖面示意圖（起 子頭準備抽出時）。 第十一圖-A :係本創作起子夾頭之局部組合剖面放大 示意圖β 第十一圖·係本創作起子夾頭另一實施之立體分解示 意圖（含起子頭 第十二囷：係本創作起子夾頭另一實施之组合剖面示 意圖。 第十二圖-A :係本創作起子夾頭另一貧施之局部组合 剖面放大示意圖。 第十四圖•·係本創作起子夾頭另一實施之组合剖面示 意圖（起子頭欲插入時）。 第十四圖-A ··係本創作起子夾頭另一實施之局部組合 15 M336117 剖面放大示意圖。 第十五圖：係本創作起子夾頭另一實施之组合剖面示 意圖（起子頭插入結合時 第十五圖-A ··係本創作起子夾頭另一實施之局部紐合 剖面放大示意圖。 第十六圖··係本創作起子夾頭另一實施之組合剖面示 意圖（起子頭準備抽出時[Circular Simple Description I First Figure: A schematic diagram showing the appearance of a general screwdriver and a screwdriver. The first figure is a three-dimensional exploded view of the collimator (including the starter head). The third picture is a schematic cross-sectional view of the combination of the lost hands of the formula. The third figure-A ················································································· Fig. 4A: A schematic diagram of the enlarged cross-section of the partial combination of the lost-type screwdrivers. The fifth adjustment: a schematic diagram of the combined cross-section of the conventional screwdriver (when the insertion of the screwdriver head is combined). Fig. 5A-A: enlarged schematic view of the partial combination section of the conventional screwdriver, <Fig. 6 is a schematic sectional view of the combination of the conventional screwdriver (when the screwdriver is ready for extraction) ^ Figure 6 - A. An enlarged schematic view of a partial combination section of the driver chuck. Figure 7: This is a three-dimensional exploded view of the creation of the collet chuck (including the starter head). 'M336117 The eighth figure·· is a schematic sectional view of the creation of the collet chuck. Figure 8 - A: This is an enlarged view of the partial combination of the creation of the collet chuck. The ninth picture is a schematic cross-sectional view of the combination of the creation of the starter clip (when the head is to be inserted). Ninth Circle-A: This is an enlarged view of the partial combination of the creation of the collet chuck. The tenth figure is a schematic cross-section of the creation of the collet chuck (when the head is inserted and joined). Tenth 蹰-A: This is an enlarged view of the partial combination section of the creation screwdriver. The eleventh figure is a schematic cross-sectional view of the combination of the creation of the starter (when the starter is ready to be taken out). The eleventh figure-A: is a schematic diagram of the partial combination of the creation of the collet chuck. The eleventh figure is a three-dimensional decomposition diagram of another implementation of the creation of the collet chuck (including the twelfth head of the screwdriver): this creation A schematic cross-sectional view of another embodiment of the driver chuck. Twelfth Figure-A: An enlarged schematic view of a partial combined section of the present invention. The fourteenth figure is another implementation of the creation chuck. A schematic cross-sectional view of the combination (when the screwdriver head is to be inserted). Figure 14 - A ··············································· A schematic cross-sectional view of a combination of the implementation (the fifteenth figure of the insertion of the bit when the insert is inserted)-A ····················································· A schematic cross-sectional view of an implementation (when the screwdriver head is ready to be withdrawn)
第十六圖-A :係本創作起子夾頭另一實施之局部组合 剖面放大示意圖β 主要元件符號說明】 (2 )本體 （2 1 )套接部 （2 1 1 )定位槽 (2 1 1 1 )穿孔（2 1 2 )卡制槽（2 2 )結合部 (3 )快脫環 （3 1 )穿孔 （3 2 )闕口 (33)容置槽 （4)定位銷 （5)彈簧 (6 ) 土動環 （7 )組立環 （8 )本體 (8 1 )套接部 （8 1 1 \定位措（8 1 1 1 )穿孔 (8 1 12)底埤（81 1 3)弧形定位槽 (8 1 1 4 )底段（8 1 1 5 )末段（8 1 2 )卡制槽 (8 2 )結合部（9 )快脫環 （9 1 )穿孔 (1 0 )定位銷 (1 0 3 )弧形突座 (1 2 )止動環 (A 1 )齒槽 (9 2 )開口 （ 9 3 )容置槽 (1〇1)突體（102)末端 (104)突體（11)彈簧 (13)組立環（Α)起子頭 16Fig. 16-A: enlarged view of a partial combination section of another embodiment of the present invention. The main component symbol description] (2) body (2 1 ) socket (2 1 1 ) positioning groove (2 1 1 1) perforation (2 1 2 ) card slot (2 2 ) joint (3) quick release ring (3 1 ) perforation (3 2 ) port (33) receiving groove (4) positioning pin (5) spring ( 6) Earth moving ring (7) group vertical ring (8) body (8 1) socket (8 1 1 \ positioning method (8 1 1 1) perforation (8 1 12) bottom 埤 (81 1 3) curved positioning Slot (8 1 1 4 ) bottom section (8 1 1 5 ) end section (8 1 2 ) carding groove (8 2 ) joint (9) quick release ring (9 1 ) perforation (1 0 ) locating pin (1 0 3 ) arc-shaped protrusion (1 2 ) stop ring (A 1 ) cogging (9 2 ) opening ( 9 3 ) receiving groove (1〇1) protrusion (102) end (104) protrusion (11) Spring (13) group ring (Α) screwdriver head 16