201135083 六、發明說明： 【發明所屬之技術領域】 本發明係有關於一種螺絲釘結構，尤指一種具 有省力鑽孔、快速切削、迅速導屑與排屑等多重功 效之螺絲。 【先前技術】 現今木螺絲釘不僅是要求單純之鎖固，更重視 鎖固過程中的工作效率，因此，本發明人已作多次 具建設性之改良，並向鈞局提出申利申請；如， 已核准在案並公告之第301373號F螺絲釘之改良 結構』、公告第512897號『木螺絲釘之切削螺紋結 構改良』及公開號第200742804『木螺絲釘結構』 等專利案，可清楚得知該案不僅充分將傳統單純鎖 固之螺絲釘的缺失加以改善，且在實際使用中，確 實達到各案所設計之螺絲釘具有實質進步之目的 者。 惟本發明者對於上述之公開號第200742804 F木螺絲釘結構』’於實施時仍覺應有能令其更完 善之進步空間；例如，該桿部前段旋入端之複數螺 紋上設有諸多切削齒其雖可達成有利掘孔及均勻 絞碎工件之功能，但，因螺絲釘初旋入木材内時， 受到木材組織硬度之阻礙，鑽、切功能仍嫌不足， 201135083 且對於初螺入時產生之大量木屑，若將集屑槽接續 於切削齒後，其所承接積蓄之木屑不足，且又無法 辅助螺絲釘初旋入木材内時之切削功能：再加上導 引凸肋設置於切削齒後方，亦無法導引出初始之木 屑’且該導引凸肋延續至頭部，亦會產生木屑堆積 於末端，無法排出，造成工件膨脹破裂或螺絲鎖死 斷裂之風險。 φ 緣此’本發明者有鑑上述之缺失，於進行螺固 時，須於鑽入初始即同時具有辅助切削、導屑及更 佳集屑與螺紋末端排屑等多重功效，因此並未對上 述發明專利提出領證，且秉持多年從事該項技術領 •域之專業經驗’為求產品精益求新的理念，特別針 對上述之螺絲釘的不足之處加以改善創新，於此， 終於成功研發出一種確實可將螺絲釘在進行鎖固 _ 的同時，藉由其結構具有快速鑽切、加強集屑、迅 速導屑與排屑之功能集合於一體的設計，俾達到該 產業之利用價值。 【發明内容】 本發明係有關一種螺絲釘結構，主要係由頭 部、桿部以及形成在桿部且呈轴向延伸之複數螺紋 所構成’其中，該桿部旋入端之螺紋上設有諸多切 削齒及一縱向開設之集屑槽，並於旋入端向後延伸 201135083 之複數螺紋的牙底部上，環繞設有斜向凸肋，以及 於螺紋末端後面設有縱向凸肋，最後於頭部下底面 设有與斜向凸肋反向之逆斜紋；上述之縱向集屑槽 與斜向凸肋係由第一螺紋段但不及於釘尖之位置 處開始設立，該集屑槽之兩侧形成一切削面，除可 承集旋入端之大量木屑並可輔助鑽切之功能，而該 斜向凸肋則可將無法積蓄之木屑向後導引至縱向 凸肋排出；上述之縱向凸肋係設置於螺紋末端，該 縱向凸肋之尚度係高於斜向凸肋但低於複數螺 紋，可使本發明之螺絲於螺入工件後之末端，形成 些微間隙，以利木屑排出。據此，形成一種具有省 力鑽孔、快速切削、迅速導屑與排屑等多重功效之 螺絲。 綜上’本發明確具有下列之功效： 1 ·本發明螺絲桿部之旋入端除於螺紋處設有諸多切 削齒外，並將縱向集屑槽與斜向凸肋由第一螺紋 段但不及於釘尖位置處開始設立，於攻入工件時 確可強化其定位、切削、鑽孔、集屑與導屑等多 重功能。 2.本發明桿部之旋入端由第一螺紋段但不及於釘尖 位置處開始設立縱向集屑槽與斜向凸肋，除具有 大量集屑之功能外，亦可利用集屑槽兩侧形成之 201135083 切削面輔助切削，同時達到切削、集屑雙重功效； 而該斜向凸肋則可將因初期攻入時所產生之大量 木屑’於集屑槽無法積蓄時，適時將之向後導引， 更加地強化導削之功能。 3.本發明桿部螺紋末端後面設立之縱向凸肋，可使 本發明之螺絲末段與工件形成些微間隙，以利木 屑可順此空隙排出，達致完全排屑之功效。 籲 4·本發明螺絲釘整體結構，在實際作業上確具有快 速鑽切、加強集屑、迅速導屑與排屑之功能集合 於一體的良好施工效率。 【實施方式】 .為使貴審查委員能進一步瞭解本發明之結 構、特徵，茲附以圖式並詳細說明如後，首先，請 一併參閱第一圖、第二圖所示，本發明之螺絲釘結 • 構，主要係由頭部1、桿部2以及形成在桿部2且 呈軸向延伸之複數螺紋20所構成；該桿部2係於 釘尖211處設有旋入端21，該旋入端21之複數螺 紋2 0上設有諸多切削齒21 〇及一縱向開設之集屬 槽22’並於旋入端21向後延伸之複數螺紋2〇的牙 底部24上環繞設有斜向凸肋23,以及於複數螺蚊 20末端後面設有縱向凸肋25，最後於頭部1下底 面設有與斜向凸肋23反向之逆斜紋10;上述之縱 201135083 一螺紋段212但 ，且該集屑槽22 向集屑槽22與斜向凸肋23係由第 不及於釘尖211之位置處開始設立 之兩側形成一切削面220 »201135083 VI. Description of the Invention: [Technical Field of the Invention] The present invention relates to a screw structure, and more particularly to a screw having multiple functions such as labor-saving drilling, rapid cutting, rapid chip guiding and chip discharging. [Prior Art] Today's wood screws not only require simple locking, but also pay more attention to the work efficiency in the locking process. Therefore, the inventors have made several constructive improvements and submitted applications to the bureau; , the patented case of the improved structure of the No. 301373 F screw, the announcement No. 512897, the improvement of the cutting screw structure of the wood screw, and the publication No. 200742804 "Wood screw structure" have been approved. The case not only fully improved the lack of traditional simple locking screws, but in actual use, it did achieve the goal of substantial improvement in the screws designed in each case. However, the inventors of the present invention still have a room for improvement in the implementation of the above-mentioned publication No. 200742804 F wood screw structure. For example, the cutting thread of the front end of the rod portion has a plurality of cuttings on the plurality of threads. Although the tooth can achieve the function of digging holes and evenly smashing the workpiece, when the screw is screwed into the wood, it is hindered by the hardness of the wood structure, and the drilling and cutting functions are still insufficient, 201135083 and generated for the initial screwing. A large amount of wood chips, if the chip flutes are connected to the cutting teeth, the wood chips that are accumulated by the accumulated scraps are insufficient, and the cutting function when the screws are first screwed into the wood cannot be assisted: plus the guiding ribs are disposed behind the cutting teeth It is also impossible to guide the initial wood chips' and the guiding ribs continue to the head, which also causes wood chips to accumulate at the ends and cannot be discharged, causing the risk of the workpiece being expanded and broken or the screws being locked and broken. φ 缘 ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” ” The above-mentioned invention patents have been issued, and the company has been engaged in the technical experience of the technology for many years. In order to improve the innovation of the above-mentioned screws, we have successfully developed a kind of concept. It is true that the screw can be used for locking _ while it has a design that combines the functions of rapid drilling and cutting, enhanced chip collection, rapid chip guiding and chip discharging to achieve the utilization value of the industry. SUMMARY OF THE INVENTION The present invention relates to a screw structure, which is mainly composed of a head, a rod portion and a plurality of threads formed in the rod portion and extending in the axial direction. The threaded portion of the rod portion is provided with a plurality of threads. a cutting tooth and a longitudinally extending chip collecting groove, and extending on the bottom of the plurality of threads of 201135083 at the screwing end, surrounded by oblique ribs, and longitudinal ribs behind the end of the thread, and finally at the head The lower bottom surface is provided with an inverse twill opposite to the oblique convex rib; the longitudinal collecting groove and the oblique convex rib are set up from the first thread segment but not at the position of the nail tip, and both sides of the chip collecting groove Forming a cutting surface, in addition to collecting a large amount of wood chips at the screwing end and assisting the function of drilling and cutting, the oblique rib can guide the wood chips which cannot be accumulated back to the longitudinal ribs; the longitudinal ribs mentioned above The system is disposed at the end of the thread, and the longitudinal rib is higher than the oblique rib but lower than the plurality of threads, so that the screw of the invention can be screwed into the end of the workpiece to form a slight gap to facilitate the discharge of the wood chips. Accordingly, a screw having a plurality of functions such as labor-saving drilling, rapid cutting, rapid chip guiding, and chip evacuation is formed. In summary, the present invention has the following effects: 1. The screw-in end of the screw portion of the present invention is provided with a plurality of cutting teeth except for the thread, and the longitudinal collecting groove and the oblique rib are formed by the first thread segment. It does not start at the position of the nail tip, and it can strengthen its multiple functions such as positioning, cutting, drilling, chip collection and chip guiding when it is inserted into the workpiece. 2. The screw-in end of the rod portion of the present invention is formed by the first thread segment but not at the position of the nail tip, and the longitudinal chip collecting groove and the oblique protruding rib are set up, and in addition to the function of collecting a large amount of chips, the chip collecting groove can also be utilized. The side formed 201135083 cutting surface assisted cutting, at the same time achieves the dual functions of cutting and collecting dust; and the oblique rib can reduce the large amount of wood chips generated by the initial attack when the collecting groove cannot be accumulated, and then backwards in time. Guide, more strengthen the function of guiding. 3. The longitudinal ribs formed behind the end of the thread of the rod of the present invention can form a slight gap between the end of the screw of the present invention and the workpiece, so that the wood chips can be discharged along the gap to achieve the effect of complete chip removal. 4. The overall structure of the screw of the present invention has a good construction efficiency in the actual operation, which has the functions of rapid drilling and cutting, strengthening of collecting chips, rapid guiding of chips and chip discharging. [Embodiment] In order to enable the reviewing committee to further understand the structure and features of the present invention, the drawings and detailed description are as follows. First, please refer to the first figure and the second figure together. The screw structure is mainly composed of a head portion 1, a rod portion 2, and a plurality of threads 20 formed in the rod portion 2 and extending in the axial direction; the rod portion 2 is provided with a screwing end 21 at the nail tip 211. The plurality of threads 20 of the screwing end 21 are provided with a plurality of cutting teeth 21 〇 and a longitudinally extending collecting groove 22 ′ and a plurality of threads 2 〇 on the screwing end 21 A longitudinal rib 25 is provided to the rib 23, and behind the end of the plurality of snails 20, and finally a reverse slant 10 is formed on the lower bottom surface of the head 1 opposite to the oblique rib 23; the above-mentioned vertical 201135083 is a threaded section 212. However, the swarf groove 22 forms a cutting face 220 on both sides of the swarf groove 22 and the oblique rib 23 which are located at positions which are not inferior to the nail tip 211.
本發明之螺釘於使用實施時（請參閱第三〜五 圖），初期階段工作係藉由桿部2釘尖211處之旋 入端21開始螺入工件3内，當桿部2旋轉時，藉 由旋入端21之複數螺紋2〇上的諸多切削齒21〇進 行鑽孔切削，此時因初螺入工件3時會產生大量木 屑，該集屑槽22位於旋入端21處恰可積蓄大量木 屑’並利用兩側之切削面22〇輔助切削，同時達到 切削、集屑雙重功效，並加速螺絲進入工件3之速 度；再加上斜向凸肋23設立於旋入端21向後延伸 之複數螺紋20的牙底部24間，則可將因初期攻入 時所產生之大量木屑，於集屑槽22無法積蓄時， 適時將之向後導引至縱向凸肋25處排出，更加地 強化排削之功能；而頭部丨下底面之逆斜紋1〇則 可將螺絲與工件3更緊密的鎖合。 請再參閱第六、七圖所示，於桿部2之複數螺 紋20末端設立之縱向凸肋25,該縱向凸肋25之高 度係高於斜向凸肋23但低於複數螺紋2〇，當螺絲 攻入工件3至此位置時，由於該縱向凸肋25係高 於斜向凸肋23’故可些微加大工件3之孔徑使之形 201135083 成些微間隙，以利斜向凸肋23將木屑導引至縱向 凸肋25排出，而達致完全排屑之功效。 再如第八圖所示，係本發明之另一實施態樣， 其主要係於螺紋20末端之縱向凸肋25向後延伸至 頭部1位置處之牙底徑24上，不具有螺紋2〇。 據此，經由上述可明顯得知，本發明所設計之 螺絲釘，主要係於桿部2釘尖211處之旋入端21 • 之複數螺紋20上的諸多切削齒210及一縱向開設 之集屑槽22,並於旋入端21向後延伸之複數螺紋 20的牙底部24上環繞設有斜向凸肋23 ;當桿部2 旋轉時，可藉由旋入端21開始螺入工件3内時， •即可由切削齒210與集屑槽22兩旁之切削面22〇 進行快速鑽孔與切削，同時藉由集屑槽22與斜向 凸肋23於旋入端21處即進行積屑與排屑之工作， • 使之操作更加地省力且快速；且該桿部2複數螺紋 20末端後面設立之縱向凸肋25更可將斜向凸肋23 導引之木屑排出，於實際作業上確具有快速鑽切、 加強集屑、迅速導屬與排屑之功能集合於一體的良 好施工效率。 上列詳細說明係針對本發明之一可行實施例之 具體說明’惟該實施例並非用以限制本發明之專利 範圍，凡未脱離本發明之技藝精神所為之等效實施 201135083 或變更，均應包含於本發明之專利範圍中。 綜上所述，本發明不但在空間型態上確屬創 新，並能較習知技術有增進上述多項功效，整體而 言，確具有極佳之產業利用價值與實用性，誠不失 為一優異、突出之創新設計，爰依法提出專利申請。 201135083 【圖式簡單說明】 第一圖 係本發明之結構示意圖 第二圖 係本發明之立體外觀圖 第三圖 係本發明之實施動作圖 第四圖 係本發明之實施動作端視剖面示意圖 第五圖 係本發明之切削螺紋局部放大示意圖 第六圖 係本發明之縱向凸肋剖面示意圖 第七圖 係本發明之縱向凸肋之動作示意圖 第八圖 係本發明之另一實施態樣示意圖 【主要元件符號說明】 1 頭部 10 逆斜紋 2 桿部 20 複數螺紋 21 旋入端 210 切削齒 211 釘尖 212 第一螺紋段 22 集屑槽 220 切削面 23 斜向凸肋 24 牙底部 25 縱向凸肋When the screw of the present invention is used (refer to the third to fifth figures), the initial stage of operation is started by screwing into the workpiece 3 by the screwing end 21 at the nail tip 211 of the rod portion 2, when the rod portion 2 is rotated, The drilling is performed by a plurality of cutting teeth 21 旋 on the plurality of threads 2 of the screwing end 21, and a large amount of wood chips are generated when the workpiece 3 is screwed into the workpiece at the beginning, and the chip collecting groove 22 is located at the screwing end 21. Accumulate a large amount of wood chips' and use the cutting faces 22 on both sides to assist cutting, at the same time achieve the dual functions of cutting and collecting dust, and accelerate the speed of the screw entering the workpiece 3; plus the oblique ribs 23 are set to extend backward at the screwing end 21 Between the bottoms 24 of the plurality of threads 20, a large amount of wood chips generated during the initial attack can be guided backwards to the longitudinal ribs 25 at the time when the swarf grooves 22 cannot be accumulated, and more strongly strengthened. The function of the cutting; while the reverse twill of the underside of the head is 1 〇, the screw can be tightly locked with the workpiece 3. Referring to the sixth and seventh figures, the longitudinal ribs 25 are formed at the ends of the plurality of threads 20 of the rod portion 2, and the height of the longitudinal ribs 25 is higher than the oblique ribs 23 but lower than the plurality of threads 2, When the screw is tapped into the workpiece 3 to this position, since the longitudinal rib 25 is higher than the oblique rib 23', the aperture of the workpiece 3 may be slightly increased to form a slight gap of the shape 201135083, so that the oblique rib 23 will be The wood chips are guided to the longitudinal ribs 25 to discharge, thereby achieving the effect of complete chip removal. Further, as shown in the eighth embodiment, in another embodiment of the present invention, the longitudinal rib 25 at the end of the thread 20 extends rearwardly to the root diameter 24 at the position of the head 1, without the thread 2〇. . Accordingly, it is apparent from the above that the screw designed by the present invention is mainly used for the plurality of cutting teeth 210 on the plurality of threads 20 of the screwing end 21 of the shank 2 of the shank 2 and a longitudinally opened swarf. The groove 22, and the bottom 24 of the plurality of threads 20 extending rearwardly from the screwing end 21 are surrounded by oblique ribs 23; when the rod 2 is rotated, it can be screwed into the workpiece 3 by the screwing end 21 • The cutting surface 22 两 on both sides of the cutting tooth 210 and the chip flute 22 can be quickly drilled and cut, and the chip collecting groove 22 and the oblique rib 23 are inserted into the screwing end 21 to form chip and row. The work of the swarf, • makes the operation more labor-saving and fast; and the longitudinal rib 25 formed behind the end of the plurality of threads 20 of the rod portion 2 can discharge the wood chips guided by the oblique rib 23, which actually has Good construction efficiency of fast drilling and cutting, strengthening the function of collecting chips, quickly guiding and discharging chips. The detailed description above is a detailed description of one of the possible embodiments of the present invention. The present invention is not intended to limit the scope of the invention, and the equivalent implementation of 201135083 or the modification without departing from the spirit of the invention is It should be included in the scope of the patent of the present invention. In summary, the present invention is not only innovative in terms of spatial type, but also can enhance the above-mentioned plurality of functions compared with the prior art. Overall, it has excellent industrial utilization value and practicality, and is an excellent one. Outstanding innovative design, 提出 patent application. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic view of the structure of the present invention. FIG. 2 is a perspective view of the present invention. FIG. 4 is a schematic view of the operation of the present invention. 5 is a partial enlarged view of a cutting thread of the present invention. FIG. 6 is a schematic view showing a longitudinal rib of the present invention. FIG. 7 is a schematic view showing the operation of the longitudinal rib of the present invention. Explanation of main component symbols] 1 Head 10 Reverse twill 2 Pole 20 Multiple threads 21 Screw-in end 210 Cutting teeth 211 Nail tip 212 First thread segment 22 Chip flute 220 Cutting face 23 Oblique rib 24 Bottom 25 Longitudinal convex rib