九、發明說明： 【發明所屬之技術領域】 本發明是有關於-種攻牙機，特別是指一種用於在一 中空螺帽之内周面上攻製出複數色缚紋之攻牙機。 【先前技術】 習知攻牙機是在一機台上裝設一能被驅動而繞著自身 軸線轉動的攻牙裝置，及-相對朝攻牙裝置往復移動的失 持裝置，於攻牙時，上述之螺帽會陸續被導引送至機台上 ’此時，夾持裝置會被驅動帶動該螺帽移向攻牙裝置，使 攻牙裝置相對旋進攻入螺帽中，在螺帽之内壁面上攻切出 内螺紋，以完成攻牙製程。目前業界已研發出多種攻牙機 ，例如公告編號第544357號、公告編號第2〇0740號、公 告編號第222776號等新型專利案，而本發明則是另一種構 造創新的攻牙機，可提供業者多一種選擇機會。 【發明内容】 因此’本發明之目的，即在提供一種能穩定螺帽精度 之攻牙機。 於是，本發明攻牙機是用於在一中空螺帽之内周面上 攻製出複數内螺紋，並包含：_機台、一攻牙裝置、一進 料裝置、一滑移裝置、一夾持裝置，及一驅動裝置。 該機台包括前後間隔相對之一前固定座與一後固定座 及夕數支平行安裝在前、後固定座之間的水平導桿。 該攻牙裝置安裝在機台之前固定座上，並包括—可被 驅動旋轉且朝後移動的牙攻轴。 6 1334808 該料Μ直立地安裝在機台上，乃用於導引所述螺 ti往下掉落在前、後固定座之間。 ” 該滑移裝置用於承接被導5|落下的螺帽，使該螺帽對 應位在牙攻軸後方，並包括一可移動地安裝在機台之導桿 間的滑座，該滑座具有_連通前、後側的貫孔。 該夾持裝置是安裝在該滑移裝置上，用於夹抵該螺帽 ，並包括-可移動地安裝在該滑座之貫孔内的主桿、二可 相對旋擺地左右樞接在該主桿上的夹臂、二可相對旋擺地 各自框接在夾臂上的連桿、二分別可旋轉地直立安裝在滑 座上且連接連桿的轉軸、二分別固定地安裝在轉轴上的央 座，及二分別可旋擺地安裝在夾座上且能將螺帽緊抵在滑 移裝置上的壓塊。 /該驅動裝置是安裝在機台上，且用於帶動滑移裝置前 後移動。 該驅動裝置會驅動該滑移裝置連同夾持裝置，在一後 死點位置及一前死點位置之間移動，當該驅動裝置驅動該 滑移裝置往後移動至後死點位置時，進料裝置會導引螺帽 移至滑座上且位在該等壓塊之間，而該主桿會向前移動以 牽動夾臂移近轉軸，使得連桿連動轉軸帶動夹座及壓塊相 向旋轉朝向螺帽’接著，該驅動裝置會驅動該滑移裝置往 前移動’此時壓塊會抵壓定位螺帽，且該牙攻軸亦會被驅 動旋轉並同時往後伸入螺帽中，以相對在螺帽内攻製出内 螺紋，而當滑移裝置向前移至前死點位置時，該主桿會向 後移動以▼動該等夾臂遠離轉軸’使得連桿連動轉轴帶動 7 1334808 夾座及麼塊相背旋轉遠離螺帽，讓螺帽相對移 ，最後，再藉由驅動裝置帶 罝v勤滑移裝置往後 位置。 砂 【實施方式】 有關本發明之前述及其他技術内容 以下配合參考圖式之一個較佳實施例的 清楚的呈現。IX. DESCRIPTION OF THE INVENTION: TECHNICAL FIELD OF THE INVENTION The present invention relates to a type of tapping machine, and more particularly to a tapping machine for tapping a plurality of color-coded lines on the inner circumference of a hollow nut. . [Prior Art] A conventional tapping machine is provided with a tapping device that can be driven to rotate about its own axis on a machine table, and a lost device that reciprocates relative to the tapping device, during tapping The nut is continuously guided to the machine table. At this time, the clamping device is driven to move the nut toward the tapping device, so that the tapping device is relatively rotated into the nut, in the nut The internal thread is tapped on the inner wall surface to complete the tapping process. At present, a variety of tapping machines have been developed in the industry, such as the new patent case No. 544357, Announcement No. 2〇0740, and Announcement No. 222776, and the present invention is another innovative tapping machine. Provide operators with a choice of opportunities. SUMMARY OF THE INVENTION Therefore, it is an object of the present invention to provide a tapping machine that can stabilize the accuracy of a nut. Therefore, the tapping machine of the present invention is used for tapping a plurality of internal threads on the inner circumferential surface of a hollow nut, and comprises: a machine table, a tapping device, a feeding device, a slip device, and a a clamping device, and a driving device. The machine comprises a horizontal guide rod which is arranged between the front and rear fixed seats in parallel with the front fixed seat and the rear fixed seat and the vacant branch. The tapping device is mounted on the front mount of the machine and includes a tooth tapping shaft that can be driven to rotate and move backward. 6 1334808 The magazine is mounted upright on the machine table for guiding the screw ti to fall down between the front and rear mounts. The sliding device is configured to receive the nut that is lowered by the guide 5|, so that the nut is corresponding to the rear of the shaft, and includes a sliding seat that is movably mounted between the guides of the machine, the sliding seat The through hole is connected to the front side and the rear side. The clamping device is mounted on the sliding device for clamping the nut and includes a main rod movably mounted in the through hole of the sliding seat And a clamping arm pivotally connected to the main rod to the left and right, and a connecting rod respectively connected to the clamping arm, and two rotatably mounted on the sliding seat and connected to each other a rotating shaft of the rod, two central seats fixedly mounted on the rotating shaft, and two pressing blocks respectively rotatably mounted on the clamping seat and capable of pressing the nut against the sliding device. Installed on the machine table and used to drive the sliding device to move back and forth. The driving device drives the sliding device together with the clamping device to move between a rear dead center position and a front dead center position, when the driving device When the sliding device is driven to move to the rear dead center position, the feeding device guides the nut to slide The upper rod is located between the pressing blocks, and the main rod moves forward to pull the clamping arm closer to the rotating shaft, so that the connecting rod rotates the rotating shaft to drive the clamping seat and the pressing block to rotate toward the nut. Then, the driving device will Driving the slip device to move forward' At this time, the pressure block will press against the positioning nut, and the tooth attack shaft will also be driven to rotate and simultaneously extend into the nut to be drilled in the nut. Thread, and when the slip device moves forward to the front dead center position, the main rod will move backward to move the clamp arm away from the rotating shaft' so that the connecting rod rotates the shaft to drive 7 1334808, the clamping seat and the opposite block rotate Keep away from the nut, let the nut move relative to each other, and finally, drive the device to the rear position with the drive unit. Sand [Embodiment] The above and other technical contents of the present invention are as follows with reference to a reference pattern. A clear presentation of a preferred embodiment.
參閱圖1、圖2盘圖3，士饮η 用於/-Φ切〃圖3本發明攻牙機之較佳實施例是Referring to FIG. 1 and FIG. 2, FIG. 3, the drinker η is used for /-Φ cutting. FIG. 3 is a preferred embodiment of the tapping machine of the present invention.
至牙攻轴上 回至後死點 、特點與功效，在 詳細說明中，將可 、中工累中目1之内周面上攻製出複數内螺紋（圖未 ，該螺帽1為—尚未攻牙的帶凸緣螺帽，並具有十的 帽頭部⑴及一由該帽頭部11之一後緣徑向朝外凸伸:凸 緣部12。而該攻牙機包含：―機台2、-安裝在機台2前 側之攻牙裝置3、-與攻牙裝置3間隔相對地安裝在機台2 後側之進料裝置4、一安裝在機台2上且位在攻牙裝置3與 進料裝置4之間的滑移裝置5、一安裝在滑移裝置5上之夾 持裝置6,及一帶動滑移裝置5前後移動之驅動裝置 該機台2包括前後間隔相對之一前固定座21與一後固 定座22，及兩支平行安裝在前、後固定座21、22之間的水 平導柃23。該後固定座22具有一直立的後基壁221 '一相 對位在後基壁221前側的安裝壁222，及複數分別將安裝壁 222文裝在後基壁221前側的銜接件223。該安裝壁222具 有一前後貫通的通孔224。該機台2還包括二左右平行地安 裝在該安裝壁222上且往前凸伸的固定頂桿24。該等固定 頂桿24皆可相對於安裝壁222前後調整移動。 8 1334808 該攻牙裝置3是安裝在機台2之前固定座21上 括—可被驅動旋轉且朝後移動的牙攻轴31。該並匕 -前端具有多數切_紋的桿體。由於該攻牙 31為 造為一般常見設計，並非本發明之重點，所以;2 細說明其他構造。 再砰 該進料裝置4直立地安裝在機台2上，乃用於導 述螺帽1往下掉落在前、後固定Back to the dead point, characteristics and effects on the axis of the tooth attack, in the detailed description, the internal thread on the inner surface of the head of the middle and the middle of the work can be tapped (the figure is not, the nut 1 is - a flanged nut that has not yet tapped, and has a cap head (1) of ten and a radially outwardly projecting one of the rear edges of the cap head 11: the flange portion 12. The tapping machine comprises: Machine 2, a tapping device 3 mounted on the front side of the machine table 2, a feeding device 4 mounted on the rear side of the machine table 2 opposite to the tapping device 3, and a device mounted on the machine table 2 and positioned in the attack a sliding device 5 between the dental device 3 and the feeding device 4, a clamping device 6 mounted on the sliding device 5, and a driving device for moving the sliding device 5 forward and backward. The machine table 2 includes front and rear spaces. One front fixed seat 21 and one rear fixed seat 22, and two horizontal guides 23 installed in parallel between the front and rear fixed seats 21, 22. The rear fixed seat 22 has an upright rear base wall 221 'one The mounting wall 222 opposite to the front side of the rear base wall 221, and the plurality of engaging members 223 respectively mounting the mounting wall 222 on the front side of the rear base wall 221. The mounting wall 222 has a front and rear The through hole 224. The machine base 2 further includes two fixed rams 24 mounted on the mounting wall 222 and protruding forwardly in parallel. The fixed rams 24 can be adjusted forward and backward relative to the mounting wall 222. 8 1334808 The tapping device 3 is mounted on the fixed base 21 before the machine table 2 - a tooth tapping shaft 31 that can be driven to rotate and move backwards. The heel-front end has a plurality of cut-and-striped rods. The tapping 31 is a common design and is not the focus of the present invention. Therefore, 2 other structures are described in detail. The feeding device 4 is mounted upright on the machine table 2, and is used to guide the nut 1 to Drop down before and after fixing
料裝置4並非本發明之重點，所以在此不再詳細說明 造。 、丹 該滑移裝置5用於承接被導引落下的螺帽卜使該螺帽 1對應位在牙攻轴3丨後方，並包括—可移動地安裝在機台 1之導桿23間的滑座51、一固定地安裝在滑座51頂部： 供螺帽i靠置的塾座52、一固定地安裝在滑座51後側的連 座53、-固定地安裝在滑座51後側且位在連座^上方的 架座54、二分別固线安裝在架座54前側的中”箸座 55、二分別安裂在彈簧座55内的頂桿彈簧％，及二分別可 移動地插伸在彈簧座56中且帶動頂桿彈簧％的移動 57 ° 該夾持裝置6是安裝在該滑移裝置5上且用於夹抵該 螺帽1，並包括二左右直立地插伸在滑座51上且可被帶動 旋轉的轉軸61、二分別固^地安裝在轉軸61上且位在塾座 52前方的夾i 62、二分別可旋擺地安|在夾座62上能將 螺帽i之凸緣部12緊抵在塾座52上的廢塊63、二分別安 裝在夾座62與壓塊63之間的i缩彈簧^，及二分別可移 9 1334808 動地穿伸在夾座62上且鄰靠在壓塊63上的頂銷Η。每一 壓塊63具有一徑向朝另一壓塊63凸伸的抵壓部631，每一 壓縮彈簧64是位在壓塊63後側遠離抵壓部631之一外側 上，具有使壓塊63之抵壓部631恆朝向螺帽丨之凸緣部12 抵壓的彈力’❿各· 65鼓靠置在壓塊63斗复側且鄰近 於抵壓部631之一内側上。 該驅動裝置7安裝在機台2之後固定座22上，並包括 一帶動滑移裝置5往後移動的拉回單元71，及一推動滑移 裝置5向前移動的推移單元72。該拉回單元7ι為一固定地 安裝在後基壁221上且與連座53連接的氣壓缸。該推移單 7L 72具有一固定地安裝在後基壁221上且穿伸出安裝壁 222之通孔224並與架座54連接的壓縮彈簧72丨。惟因拉 回單元71和推移單元72之構造皆為一般常見之技術，恕 不再資述。 參閱圖2與圖4，該滑移裝置5之滑座51具有一兩側 供導桿23穿伸的中空殼座511、一固定地安裝在該殼座5ιι 之中央前端的前擋塊512、一固定地安裝在該殼座511之中 央後端的中空後擋塊513，及一貫穿該前、後擋塊512、 513的貫孔514。 該夾持裝置6還包括一可移動地安裝在該滑座51之貫 孔514内的主桿66、二左右相對地設在該主桿66上的夹臂 67、 二分別將夾臂67之一端可旋擺地樞接在主桿66上的 主抱轴67卜二分別設在夾臂67上且連接轉轴61的連桿 68、 二分別將連桿68可旋擺地樞接在夾臂67之另一端上 10 的連插轴672,及-連接在該等連糾672之間的彈性件 69。而連桿68樞接轉軸61之位置是位在連接該等主樞軸 671之-主軸線673，以及連接該等連樞軸之—連抽線 674的刖方。該主桿66具有一可移動地穿伸在貫孔別中 的穿桿661，及—徑向凸擴地形成在穿桿661上且位在前、 後擋塊512、513之間的凸塊662。該等爽臂67係抱接在該 凸塊662上°該彈性件69為—拉伸彈簧，並具有使該等夾 臂67相向旋擺以帶動壓塊63遠離螺帽丨之彈力。 而該攻牙機還包含-安裝在機台2上且用於相對控制 主桿66移動之控制單元8,該控制單元8包括—固定地安 裝在別固疋座21上且往後凸伸的前頂件8卜及—固定地安 裝在後固定座22之安裝壁222上且往前凸伸的後頂件Μ。 當然，在設計上該控制單元8亦可以為其他構造設計，例 如可為夕數個分別感測不同移動位置之感測器，而且亦可 以安裝在其他單元上，所以設計上不以本實施例為限。 使用時Θ驅動裝置7會驅動該滑移袭置5連同夹持 裝置6在-後死點位置及一前死點位置之間往復移動以 下進—步說明其製程步驟： <後死點位置> 參閱圖2、圖3盘圓4 '、Q 4 ’當；月移裝置5位在後死點位置 产’滑移裝置5係鄰近於後固定座&且該推移單元”被 壓縮而具有將滑移裝置5往前推移_力，此時夾持裝置6 會被後項件82頂抵，而讓凸請向前抵靠在 刚擒塊512上，且命梦+时 ^ 失’ 67係伸展外張而拉伸彈性件69 1334808 ，讓主歸673相對位在該連轴線⑺的前 :及f桿68被定位卡死而不能轉動，並令塊63相向朝 螺ΐ目1凸伸，同時該等移動 ..^ y 貝杯57亦會被固定頂桿24頂 抵而彺前抵推頂銷65，並 #原换m㈣頂銷65再朝前頂抵壓塊63, 並丄旋轉’以壓縮頂桿彈簧56及麼縮彈簧“， 並讓抵壓部631遠離墊座52，μ 1移至滑座51上，且位於等㈣時進料裝置4會導引螺帽 位在該專壓塊63與墊座52之間。 <由後死點位置移向前死點位置之攻牙製程> 如圖2與圖5所示，欲攻牙時，令該拉回單元71不作 動，以㈣推移單元72之彈力，將滑移裝置5由後死點位 置略微往前㈣，㈣該轉動頂桿57不被較頂桿Μ 頂抵，可透過頂桿彈簧56_力讓錢頂桿57向後移動 ，同時頂銷65亦不被頂抵，而能利用壓縮彈簧64的復位 彈力使壓塊63朝後旋轉，並讓抵壓部631將螺帽工之凸緣 部12抵壓在墊座52，藉以夹抵定位螺帽丨。 ， 參閱圖6 ’接著’該推移單元72會繼續推動該滑移裝 置5往前移動，同時該牙攻軸31亦會被驅動旋轉且往後移 動，以相對伸入螺帽！中並在螺帽1之内周面上攻製出内 螺紋（圖未示）。 前死點位置> 如圖7與圖8所示，當滑移裝置5被推移單元η推移 立前死點位置時’該主桿66職前頂件81頂抵而往後移 動，直到凸塊662抵靠定位在後擋塊5〗3上而主桿％移 動的過程中亦會帶動該等夾臂67旋擺，以藉由彈：件仍 12 之復位彈力牽動連桿68及轉軸61旋轉， 對移至該連軸線674後方，以帶動夾座Μ 旋轉遠離螺帽1，再讓攻牙完成後之螺帽i 31上，並驅動該牙攻軸31往前移動復位。 〈由前死點位置移回後死點位置的空拉製程> 置二閱Γ，最後’再藉由拉回單元71帶動滑移裝 由圖7、8之前死點位置往後移向目3、4之後死點位The material device 4 is not the focus of the present invention, so it will not be described in detail herein. The sliding device 5 is configured to receive the nut that is guided down, so that the nut 1 is located behind the traverse shaft 3丨, and includes a movably mounted between the guides 23 of the machine 1. The carriage 51 is fixedly mounted on the top of the carriage 51: a seat 52 for the nut i to rest, a seat 53 fixedly mounted on the rear side of the carriage 51, fixedly mounted on the rear side of the carriage 51 and The pedestals 54 and 2 located above the pedestal ^ are respectively fixedly installed in the middle of the front side of the pedestal 54. The shank 55 and the ejector springs respectively disintegrated in the spring seat 55 are respectively movably inserted. In the spring seat 56 and driving the movement of the ejector spring % 57 °, the clamping device 6 is mounted on the sliding device 5 and is used for clamping the nut 1 and includes two right and left extensions in the sliding seat The rotating shaft 61 and the second rotating shaft 61, which are respectively rotatable, are mounted on the rotating shaft 61, and the clips i 62 and 2 which are located in front of the sill 52 are respectively swingable. The nut can be screwed on the clamping seat 62. The flange portion 12 of the i is abutted against the waste block 63 on the sley 52, and the second shrinkage spring ^ respectively mounted between the clamp seat 62 and the pressure block 63, and the second can be moved 9 1333480 a top pin 伸 extending on the clamping seat 62 and abutting against the pressing block 63. Each pressing block 63 has a pressing portion 631 protruding radially toward the other pressing block 63, and each compression spring 64 is located at The rear side of the pressing block 63 is away from the outer side of the pressing portion 631, and has a spring force for pressing the pressing portion 631 of the pressing block 63 against the flange portion 12 of the nut ❿. 63 fighting side and adjacent to the inner side of one of the pressing portions 631. The driving device 7 is mounted on the fixed seat 22 behind the machine table 2, and includes a pulling back unit 71 for driving the sliding device 5 to move backward, and a a pushing unit 72 that urges the slip device 5 to move forward. The pulling unit 7 is a pneumatic cylinder fixedly mounted on the rear base wall 221 and connected to the pedestal 53. The ejector 7L 72 has a fixedly mounted rearward The base wall 221 and the compression spring 72 伸出 extending through the through hole 224 of the mounting wall 222 and connected to the bracket 54. However, since the configurations of the pullback unit 71 and the shifting unit 72 are common techniques, they are no longer available. Referring to FIG. 2 and FIG. 4, the sliding seat 51 of the sliding device 5 has a hollow housing 511 on both sides for guiding the guiding rod 23, and is fixedly mounted. A front stopper 512 at a central front end of the housing 5?, a hollow rear stopper 513 fixedly mounted at a central rear end of the housing 511, and a through hole 514 penetrating the front and rear stoppers 512, 513. The clamping device 6 further includes a main rod 66 movably mounted in the through hole 514 of the sliding seat 51, two clamping arms 67 which are oppositely disposed on the main rod 66, and two ends of the clamping arms 67 respectively. The main holding shaft 67 pivotally connected to the main rod 66 is respectively disposed on the clamping arm 67 and connected to the connecting rod 68 of the rotating shaft 61, and the connecting rod 68 is pivotally connected to the clamping arm respectively. A coupling shaft 672 of 10 on the other end of 67, and an elastic member 69 connected between the couplings 672. The position of the connecting rod 68 pivoting the rotating shaft 61 is located at the main axis 673 connecting the main pivots 671, and the connecting line 674 connecting the connecting pivots. The main rod 66 has a wear rod 661 movably extending through the through hole, and a protrusion formed radially on the wear rod 661 and located between the front and rear stops 512, 513 662. The cooling arms 67 are attached to the projections 662. The elastic members 69 are tension springs and have an elastic force for causing the clamping arms 67 to swing toward each other to drive the pressing block 63 away from the nut. The tapping machine further comprises a control unit 8 mounted on the machine table 2 for relatively controlling the movement of the main rod 66, the control unit 8 comprising - fixedly mounted on the other solid housing 21 and projecting rearwardly The front top member 8 and the rear top member 固定 are fixedly mounted on the mounting wall 222 of the rear mount 22 and project forward. Of course, the control unit 8 can also be designed in other configurations. For example, the sensors that sense different moving positions can be installed on other units, and can also be installed on other units, so the design is not in this embodiment. Limited. When in use, the driving device 7 will drive the slipping action 5 together with the clamping device 6 to reciprocate between the rear dead center position and a front dead center position. The following steps are explained: <post-dead position > Referring to Fig. 2, Fig. 3, the disc circle 4', Q 4 'when; the 5th position of the lunar shifting device is produced at the rear dead center position, the 'slip device 5 is adjacent to the rear mount & and the shifting unit is compressed With the sliding device 5 moving forward _ force, the clamping device 6 will be abutted by the rear member 82, and the convex forward abuts against the rigid block 512, and the dream + time ^ lost The 67 series stretches the outer sheet and stretches the elastic member 69 1334808 so that the main 673 is opposite to the front of the connecting axis (7): and the f rod 68 is positioned to be stuck and cannot be rotated, and the block 63 faces toward the snail 1 Protruding, and at the same time, the movement.. y y cup 57 will also be abutted by the fixed ram 24 and the ejector pin 65 will be pushed forward, and the original m (four) ejector pin 65 will be pressed against the pressing block 63 toward the front top, and丄Rotate 'to compress the ejector spring 56 and the squeezing spring ′′, and let the pressing portion 631 move away from the pedestal 52, μ 1 is moved to the sliding seat 51, and when the (4) is equal, the feeding device 4 guides the nut position. In the special Between the block 63 and the pedestal 52. <Tapping process from the position of the rear dead center to the position of the front dead center> As shown in Fig. 2 and Fig. 5, when the tooth is to be tapped, the pullback unit 71 is not actuated, and (4) the elastic force of the unit 72 is changed. The sliding device 5 is slightly forwarded from the rear dead center position (4), (4) the rotating ejector pin 57 is not abutted by the ejector pin, and the ejector pin 57 can be moved backward by the ejector spring 56_ force while the pinning pin 65 is The pressing member 63 can be rotated backward by the returning elastic force of the compression spring 64, and the pressing portion 631 can press the flange portion 12 of the nut to the pedestal 52, thereby clamping the positioning snail. Hat 丨. Referring to Fig. 6 'and then' the shifting unit 72 will continue to push the sliding device 5 forward, and the dental axis 31 will be driven to rotate and move backwards to extend the nut inwardly! The inner thread is tapped on the inner circumference of the nut 1 (not shown). Front dead center position > As shown in Fig. 7 and Fig. 8, when the slip device 5 is moved by the shifting unit η to the front dead center position, the main pole 66 is in front of the top member 81 and moves backward until it is convex. The block 662 is also positioned to move on the rear block 5 〗 3 and the main lever % is moved to drive the clamping arms 67 to swing, so as to pull the connecting rod 68 and the rotating shaft 61 by the spring force of the spring 12 Rotating, the pair moves to the rear of the connecting axis 674 to drive the clamping seat 旋转 to rotate away from the nut 1, and then the nut i 31 after the tapping is completed, and the tooth tapping shaft 31 is driven to move forward and reset. <The empty drawing process from the front dead center position to the rear dead center position> is set to read the second reading, and finally 'by pulling back the unit 71 to drive the sliding assembly to move backward from the dead point position before the Figs. 3, 4 after the dead point
置，讓主# 66碰觸到後頂件82而相對往前移動，以牵動 夾臂67移近轉軸6卜並使連桿68連動轉轴ο帶動爽座 以及塵塊63相向旋轉朝向螺帽卜直到滑移農置5移至如 圖3、4所示之後死點位置為止。The main #66 touches the rear top member 82 and moves forward relative to move the clamping arm 67 closer to the rotating shaft 6 and the connecting rod 68 to rotate the rotating shaft ο to drive the cool seat and the dust block 63 to rotate toward the snail The cap is moved until the slipping farm 5 moves to the position of the dead point as shown in Figs.
々主轴線6 7 3相 及壓塊63相背 相對移至牙攻軸 由上述說明可知，本發明攻牙機在設計上，其爽持裝 置6係藉由主桿66向前移動^位，令主軸線⑺相對位在 該連抽線674㈣方，而呈—轉動死點的抵固狀態，使得 夾臂67及連桿68被定位卡死，而讓夾座&及塵塊〇不 能轉動’同時並利賴縮彈簧64使職63屢抵在螺帽i 上，藉以穩固地扶抵該螺帽丨，故能抵抗來自牙攻軸Η旋 轉攻切的扭力作用，可保持螺帽1整體的精確度，提昇產 品的品質，所以本發明具有能穩定螺帽精度之功效，確實 能夠達到本發明之目的，因&，本發明不僅是前所未有之 創新’更可供產業上利用。 惟以上所述者，僅為本發明之較佳實施例而已，當不 能以此限定本發明實施之範圍，即大凡依本發明申請專利 範圍及發明說明内容所作之簡單的等效變化與修飾皆仍 13 1334808 屬本發明專利涵蓋之範圍内容。 【圖式簡單說明】 疋本發月之攻牙機的-較佳實施例的-部分立體 圖； 圖2是該較佳實施例的一立體分解圖； 圖^該較佳實施例的—部分剖視示意圖，乃沿著二 疋頂桿及二移動頂桿的長向剖切，說明―滑 在一後死點位置； / 4是該較佳實施例的一部分剖視示意圖，係沿著一 長向。，說明該滑移裝置係位在該後死點位置； 圖5疋類似於圖3的一視圖’說明該滑移褒置由後死 置略微往則推動，而讓二壓塊夹抵定位一螺帽的狀態 圖6是類似於圖3的一視圖，說明該滑移裝置由後死 點位置往前移向一前死點位置之攻牙製程； ▲圖7是類似於圖3的一視圖，說明該滑移裝置位在該 月1J死點位置；及 ▲圖8是類似於圖4的一視圖，說明該滑移裝置位在該 刖死點位置。 14 1334808 【主要元件符號說明】The main axis 6 7 3 phase and the pressing block 63 are oppositely moved to the tooth tapping axis. As can be seen from the above description, the tapping machine of the present invention is designed such that the holding device 6 is moved forward by the main rod 66. The main axis (7) is positioned opposite to the continuous drawing line 674 (four), and is in a state of being locked by the rotation dead point, so that the clamping arm 67 and the connecting rod 68 are positioned and locked, and the clamping seat & 'At the same time, the shrinking spring 64 makes the position 63 repeatedly on the nut i, so as to firmly support the nut 丨, so it can resist the torque from the rotation of the shaft, and can maintain the overall nut 1 The accuracy of the product improves the quality of the product, so the present invention has the effect of stabilizing the accuracy of the nut, and indeed achieves the object of the present invention, and the present invention is not only an unprecedented innovation but also available for industrial use. The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, that is, the simple equivalent changes and modifications made by the scope of the invention and the description of the invention are all Still 13 1334808 is the scope of the scope of the invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 2 is an exploded perspective view of a preferred embodiment of the present invention; FIG. 2 is an exploded perspective view of the preferred embodiment; Referring to the schematic view, the longitudinal section of the two apex bars and the two moving rams is illustrated as "sliding at a rear dead center position"; / 4 is a partial cross-sectional view of the preferred embodiment, along a length to. , indicating that the slip device is at the rear dead center position; FIG. 5A is similar to the view of FIG. 3, which illustrates that the slip device is slightly pushed from the rear dead position, and the second pressure block is clamped to the first position. State of the nut FIG. 6 is a view similar to FIG. 3, illustrating the sliding device moving forward from the rear dead center position to a front dead center position tapping process; ▲ FIG. 7 is a view similar to FIG. , indicating that the slip device is located at the 1J dead point position of the month; and ▲ FIG. 8 is a view similar to FIG. 4, illustrating that the slip device is located at the sudden dead center position. 14 1334808 [Key component symbol description]
1 ....... …螺帽 11…… …帽頭部 12…… …凸緣部 2 ....... …機台 21…… …前固定座 22…… …後固定座 221 …後基壁 222 ···· …安裝壁 223 ·· …銜接件 224 ··.. …通孔 23...... …·導桿 24…… •…固定頂桿 3 ....... •…攻牙裝置 31…… •…牙攻軸 4…… •…進料裝置 5…… •…滑移裝置 51 ·.··· •…滑座 511 ··· …·殼座 512… •…刖擋塊 513… •…後擋塊 514… …·貝孔 52 …·墊座 53·.·.· …·連座 54·· 55·· 56·. 57·· 6… 61 ·. 62·· 63 ·· 631 64·. 65 ·· 66·· 661 662 67·· 671 672 673 674 68. 69· 7 ·· 71 . 架座 彈簧座 頂桿彈簧 移動頂桿 夾持裝置 轉軸 夾座 壓塊 抵壓部 壓縮彈簧 頂銷 主桿 穿桿 凸塊 夾臂 主樞軸 連樞軸 主轴線 連軸線 連桿 彈性件 驅動裝置 •拉回單元 15 1334808 72·...· …·推移單元 81 …· ·前頂件 721… •…壓縮彈簣 82 ••…後頂件 8…… •…控制單元1 . . . ... nut 11 ... ... cap head 12 ... ... flange portion 2 ... ... machine table 21 ... ... front mount 22 ... ... rear mount 221 ... rear base wall 222 ···· ...installation wall 223 ··...engagement piece 224 ··.....through hole 23......·guide bar 24...•...fixed ejector 3 ... .... •...Tapping device 31... •...Tapping axis 4... •...Feeding device 5... •...Slip device 51 ····· •...slide 511 ·····shell Block 512... •...刖Block 513... •...Block 514...·Beikong 52 ...·Pedestal 53·.·.···Lianfang 54·· 55·· 56·. 57·· 6... 61 · 62·· 63 ·· 631 64·. 65 ·· 66·· 661 662 67·· 671 672 673 674 68. 69· 7 ·· 71 . Seat spring ejector spring moving ejector clamping device shaft Clamping block pressing part compression spring top pin main rod penetrating rod cam clamp arm main pivot with pivot main axis and axis link elastic member driving device • Pullback unit 15 1334808 72·...· ...· Unit 81 ...· · Front top piece 721... •... Compressed magazine 82 •• After the top member 8 ...... • ... control unit
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