200842053 九、發明說明： 【發明所屬之技術領域】 本發明係-種自行車花轂，特別是指—種自行車花穀 定位結構及其定位結構成型方法。 【先前技術】 自行車係一種提供休閒運動及競速比賽的交通工 具’不僅符合壞保訴求又可提供運動健身，該自行車花轂 即為供車架與車輪結合的重要構件之—，請參閱第丄圖所 不’该自行車花轂工0包含一中空圓柱轂殼工工，該穀殼 1 1於二端各徑向成型一圓環固片1 2，該固片1 2各於 一侧軸向成型一圓形凸緣丄3，該凸緣1 3係在原本厚度 下對内壁進行切削，該凸緣1 3内壁經削薄後於内侧成型 一疋位結構1 4，該定位結構1 4，該自行車花轂1 〇的 二凸緣1 3分別提供培林Α嵌置於其中，使該培林Α受該 疋位結構1 4抵擋定位，經由上述習用進一部分析得知， 仍具有下列問題； 其一’該自行車花轂1 〇的凸緣1 3於進行切削後， 將破壞該凸緣1 3原本厚度所提供的結構強度，但該自行 車^匕穀1 0不僅要受重力壓抵且必須配合高速轉動下，該 凸緣13長期使用下將不堪負荷產生變形，且該自行車花 5 200842053 轂l〇於高速行進間崩毀將嚴重影響騎乘安全，自行車損 壞可以重新購買但生命安全是不容許疏忽的； 其二，該自行車花轂1 0的凸緣1 3進行切削成型該 定位結構1 4，切削成型為了精確控制厚度’勢必影響加 工速度延遲加工時間，相對造成加工成本的耗費。 而為了能夠有效解決前述相關議題，本發明創作人基 於過去在自行車花轂領域所累積的研發技術與經驗，於數 次試驗及多方嘗試後，終於發展出一種自行車花轂定位結 構及其定位結構成型方法。 【發明内容】 本發明之其一目的在於提供一種提供自行車花轂快 速沖壓成型的定位結構，其二目的在於提供一種提供自行 車花轂不影響結構強度的定位結構。 為達成上述二目的，本發明自行車花轂定位結構，該 自行車花轂包含一轂殼，該轂殼於二端各徑向成型一固定 部，該固定部各於一侧軸向成型一容置部；該自行車花轂 係搭配一定位機具及一沖壓機具進行沖壓成型定位結 構；該定位機具包含一上夾臂及一下夾臂，該定位機具係 透過該上夾臂及下夾臂對轂殼外壁進行夾置定位；該沖壓 200842053 機具具有一衝件，該衝件一端成型一衝頭，該衝頭周圍面 成型至少三環形並列的衝肋；該沖壓機具透過該衝件的衝 頭對該容置部内壁軸向沖壓成型，該自行車花轂的容置部 相應該衝頭的衝肋成型至少二個定位結構’該定位結構為 凸緣，該三個定位結構位於同一水平面； 本發明上述自行車花轂定位結構透過下列自行車花 轂定位結構成型方法進行A .自行車花轂夾置步驟：該自 行車花轂的轂殼外壁係先受該定位機具夾置定位；B.自 行車花轂沖壓步驟：該轂殼外壁受該定位機具夾置定位 後，該沖壓機具對該容置部内壁係以點為目標作軸向沖壓 成型，該自行車花轂的容置部相應該沖壓機具成型至少三 個定位結構；C .自行車花轂裝填步驟：該自行車花轂受 該沖壓機具沖壓成型至少三定位結構後，該自行車花轂的 容置部供該培林放置於其中，該培林受該容置部的定位結 構抵擋限位。 經由上述自行車花轂定位結構及其定位結構成型方 法將得到下列之目的： 其一目的’該自行車化毅定位結構及其定位結構成型 方法係以點為目標作衝擊擠壓並不影響該容置部結構強 度，使該自行車花轂的容置部足以負荷重量，讓騎乘者無 需時時刻刻擔心自行車花轂崩毁，提供安全無;t的騎車狀 200842053 - A匕 · 悲， 其二目的，自行車花轂定位結構及其定位結構成型方 法提供快速沖壓成型，相對加快加工速度且縮短加工時 間，進而節省人力成本與加工成本之耗費。 有關本發明為達成上述目的，所採用之技術、手段及 其他功效，茲列舉實施例並配合圖式詳細說明如後，相信 鲁 本發明之目的、特徵及其他優點，當可由之得一深入而具 體之瞭解。 - 【實施方式】 - 關於本發明為達上述目的，所採用之技術、手段及其 他之功效，兹舉一較佳實施例並配合圖示詳細說明如后； 本發明實施例請參閱第2圖至第7圖所示： • 本發明自行車花轂2 0 (請參閱第2圖所示）包含一 中空圓柱轂殼21，該轂殼21於二端各徑向成型一圓環 片狀固定部2 2，該固定部2 2提供該車輪之鋼絲進行穿 置以支撐車架重量，該固定部2 2各於一側轴向成型一中 空圓柱容置部2 3 ; 該自行車花轂2 0係搭配一定位機具3 0及一沖壓 機具4 0進行沖壓成型一定位結構2 4 ;該定位機具3 0 200842053 (請參閱第3圖所示）包含一上夾臂3丄及一下夾臂3 2 ’該定位機具3 〇的上夾f3 i及下夾臂3 2相應該自 行車花轂2 0，該定位機具3 〇透過該上夹臂3工及下灸 臂3 2對自行車花轂2 0的轂殼2 1外壁進行夾置定 位；該沖壓機具40具有一衝件41，該衝件41-端成 聖衝頭4 1 1，該衝頭4 1 1相應該自行車花轂2 〇的 容置部2 3形狀，該衝頭4工丄周圍面成型至少三環形並 列的衝肋4 1 2相應該自行車花轂2 〇的容置部2 3内 壁； 該自行車花轂2 0的容置部2 3 (請參閱第4圖所 不）係在原本厚度下進行加工，該沖壓機具4 〇透過該衝 件4 1的衝頭4 1 1對該容置部2 3内壁經開放端由外 向内軸向沖壓成型（presses F〇rming)，該自行車花轂 ^ 2〇的容置部23相應該衝頭4i1的衝肋412(請參 閱第5圖所示）成型至少三個定位結構2 4 ’該定位結構 2 4為半圓形凸緣，該三個定位結構2 4 (請參閱第6圖 及第7圖所不）位於同一水平面供培林a裝填限位，經由 上述結構分析將得到下列之目的： 其一目的’該自行車花轂2 〇的定位結構2 4係以點 為目標作衝擊擠壓並不影響該容置部2 3結構強度，使該 自行車t章又2 〇的谷置部2 3足以負荷重量，讓騎乘者無 9 200842053 需時時刻刻擔心自行車花轂崩毀，提供安全無慮的騎車狀 態； 其一目的，違自行車花轂2 〇提供快速沖壓成型定位 結構2 4，相對加快加工速度且縮短加工時間，進而節省 人力成本與加工成本之耗費； 以上所述，即為本發明較佳實施例各相關元件的相互 關係位置及其構造的作動方式與功效； 本發明自行車花轂定位結構成型方法，該自行車花轂 2 0係透過該定位機具3 〇及沖壓機具4 〇成型該定位 * 結構2 4，請配合參閱第χ圖至第8圖所示，以下逐一列 舉步驟進行說明： A·自行車花轂夾置步驟：該自行車花轂2 〇的轂殼 21外壁係先受該定位機具3〇的上夾臂3丄及下夾臂 • 3 2相應夾置定位； B ·自行車花轂沖壓步驟：該自行車花轂2 〇的轂殼 2 1外壁受該定位機具3 〇夾置定位後，該沖壓機具4 〇 透過该衝件4 1的衝頭4 1 1對該容置部2 3内壁經開 放端由外向内轴向沖壓成型，該自行車花穀2 〇的容置部 2 3内壁相應該衝頭4丄丄的衝肋4丄2成型至少三個 定位結構24; 10 200842053 C .自行車花轂裝填步驟：該自行車花轂2 〇受該沖 墨機具3 0沖壓成型至少三定位結構2 4後，該自行車花 較2 0的容置部2 3供該培林Α放置於其中，該培林八受 該容置部2 3的定位結構2 4抵擋限位。藉由上述步驟分 析得得到下列之目的： 其一目的，該自行車花轂2 0的定位結構2 4成型方 法係以點為目標作衝擊_並不影響該容置部2 3結構 使該自行車花穀2 〇的容置部2 3足以負荷重量， 物乘者無需時時刻刻擔^自行車花㈣毀，提供安全無 慮的騎車狀態； ^ 其二目的，該自行車花穀2 〇的定位結構2 4成型方 法提供快速㈣成型，相對加快加工速度且縮短加工時 間’進而節省人力成本與加工成本之耗費。 _綜上所述，本發明係—種自行車花轂定位結構及其定 =構成型方法，該自行車花轂包含—穀殼，該穀殼二端 容置部；該穀殼外壁受—定位機具夹置定位；該 置相㈣-沖壓機具軸向沖 ::广:結:透過下列方法―= 自料花㈣好驟及C.自行車花妓填步驟； 叫供自行車花轂的定位結構在不影響結構強度下進 200842053 行快速沖壓成型；所以本發明具有『產業之可利用性』已 顯而易見，且本案實施例所揭露出的特徵技術，並未見於 各刊物及傳媒，亦未曾被公開使用，更具有不可輕忽的附 加功效，故本發明的『新穎性』以及『進步性』都已符合 專利法規，爰依法提出發明專利之申請，祈請惠予審查並 早曰賜准專利，實感德便。200842053 IX. Description of the Invention: [Technical Field] The present invention relates to a bicycle hub, and more particularly to a bicycle flower valley positioning structure and a positioning structure forming method thereof. [Prior Art] Bicycle is a kind of transportation that provides leisure sports and racing competitions. It not only meets the requirements of bad insurance but also provides sports and fitness. The bicycle hub is an important component for the combination of the frame and the wheel - see The bicycle hub 0 includes a hollow cylindrical hub shell, and the chaff 11 is radially formed with a ring-shaped solid piece 1 2 at each end, and the solid piece 1 2 is on one side of the shaft. Forming a circular flange 丄3, the flange 13 is cut at an original thickness, and the inner wall of the flange 13 is thinned to form a clamping structure 14 on the inner side, the positioning structure 14 The two flanges 13 of the bicycle hub 1 respectively provide a Palin cymbal embedded therein, so that the Palin 抵 is resisted by the 结构 position structure 14 , and it is known through the above-mentioned conventional analysis that the following problems still exist. The flange 13 of the bicycle hub 1 破坏 will destroy the structural strength provided by the original thickness of the flange 13 after cutting, but the bicycle is not only subjected to gravity but also Must be combined with high speed rotation, the flange 13 will not be used under long-term use. The load is deformed, and the collapse of the bicycle flower 5 200842053 will cause serious riding safety. Bicycle damage can be re-purchased but life safety is not allowed to be negligent; Second, the bicycle hub 10 The flange 13 is subjected to cutting and forming the positioning structure 14 , and the cutting forming in order to accurately control the thickness 'is inevitably affected the processing speed to delay the processing time, which is relatively expensive to process. In order to effectively solve the aforementioned related issues, the creator of the present invention finally developed a bicycle flower hub positioning structure and its positioning structure based on the research and development technology and experience accumulated in the field of bicycle flower hub in the past, after several trials and multiple attempts. Molding method. SUMMARY OF THE INVENTION One object of the present invention is to provide a positioning structure for providing rapid stamping of a bicycle hub, and a second object thereof is to provide a positioning structure that provides a bicycle hub without affecting structural strength. In order to achieve the above two objects, the bicycle hub locating structure of the present invention comprises a hub shell, wherein the hub shell is radially formed with a fixing portion at each end, and the fixing portion is axially formed and received on one side. The bicycle hub is equipped with a positioning machine and a punching machine for stamping and forming the positioning structure; the positioning device comprises an upper clamping arm and a lower clamping arm, the positioning device is through the upper clamping arm and the lower clamping arm to the hub shell The outer wall is sandwiched and positioned; the stamping 200842053 machine has a punching piece, and the punching piece is formed with a punch at one end, and the punching surface is formed with at least three annular ribs; the punching machine passes the punch of the punching piece The inner wall of the accommodating portion is axially stamped and formed, and the accommodating portion of the bicycle hub is formed with at least two positioning structures corresponding to the rib of the punch. The positioning structure is a flange, and the three positioning structures are located at the same horizontal plane; The bicycle flower hub positioning structure is carried out by the following bicycle flower hub positioning structure forming method. A. Bicycle flower hub clamping step: the outer wall of the hub shell of the bicycle flower hub is firstly subjected to the positioning Clamping positioning; B. bicycle flower hub stamping step: after the outer wall of the hub shell is positioned by the positioning tool, the punching machine is axially stamped and formed on the inner wall of the receiving portion by a point, the bicycle flower hub The accommodating portion correspondingly forms at least three positioning structures of the punching machine; C. bicycle flower hub loading step: after the bicycle flower hub is stamped and formed by the punching machine, at least three positioning structures, the receiving portion of the bicycle flower hub is provided for the training The forest is placed therein, and the Palin is resisted by the positioning structure of the receiving portion. Through the above bicycle flower hub positioning structure and its positioning structure forming method, the following objectives will be obtained: The purpose of the bicycle 's positioning structure and the positioning structure forming method is that the point is targeted for impact pressing without affecting the receiving The structural strength of the bicycle makes the accommodation part of the bicycle flower hub enough to load the weight, so that the rider does not need to worry about the collapse of the bicycle flower hub at all times, and provides safety. The bicycle shape of 200842053 - A匕· sorrow, the second Objective, the bicycle flower hub positioning structure and the positioning structure forming method thereof provide rapid stamping forming, relatively speeding up the processing speed and shortening the processing time, thereby saving labor cost and processing cost. The present invention has been described with reference to the embodiments and the detailed description of the drawings, and the objects, features and other advantages of the invention are believed to be Specific understanding. - EMBODIMENT OF THE INVENTION - The present invention is directed to the above-described objects, the techniques, the means and the other functions, which are described in detail with reference to the accompanying drawings. As shown in Fig. 7: • The bicycle hub 20 of the present invention (see Fig. 2) comprises a hollow cylindrical hub shell 21 which is radially formed at each end to form a ring-shaped fixing portion. 2 2, the fixing portion 22 provides a wire for the wheel to be worn to support the weight of the frame, and the fixing portion 2 2 axially forms a hollow cylindrical receiving portion 2 3 on one side; the bicycle hub 2 0 Forming structure 2 4 with a positioning machine 30 and a punching machine 40; the positioning machine 3 0 200842053 (see Fig. 3) includes an upper arm 3丄 and a lower arm 3 2 ' The upper clamp f3 i and the lower clamp arm 3 2 of the positioning implement 3 correspond to the bicycle hub 20, and the positioning implement 3 〇 passes through the upper clamp arm 3 and the lower moxibustion arm 3 2 to the hub of the bicycle hub 20 The outer wall of the shell 2 1 is sandwiched and positioned; the punching machine 40 has a punching member 41, and the punching member 41-end is a holy punch 4 1 The punch 4 1 1 corresponds to the shape of the accommodating portion 23 of the bicycle hub 2, and the peripheral surface of the punch 4 is formed with at least three annular ribs 4 1 2 corresponding to the bicycle hub 2 〇 The inner wall of the accommodating portion 2 3; the accommodating portion 2 3 of the bicycle hub 20 (see FIG. 4) is processed at the original thickness, and the punching machine 4 traverses the punch of the punching member 4 1 4 1 1 The inner wall of the accommodating portion 2 3 is press-formed from the outside to the inside through the open end, and the accommodating portion 23 of the bicycle hub 2 corresponds to the rib 412 of the punch 4i1 ( Please refer to FIG. 5 to form at least three positioning structures 2 4 '. The positioning structure 24 is a semi-circular flange, and the three positioning structures 24 (see FIGS. 6 and 7) are located. The same horizontal plane is used for the filling limit of the Palin a. Through the above structural analysis, the following objectives will be obtained: The purpose of the bicycle is as follows: 'The positioning structure of the bicycle hub 2 系 is impact-extrusion with the point as the target does not affect the accommodating Department 2 3 structural strength, so that the bicycle t chapter and 2 〇 valley part 2 3 is enough to load the weight, so that the rider has no 9 200842053 Always worry about the collapse of the bicycle hub, providing a safe and unpredictable state of cycling; its purpose is to provide a rapid stamping and positioning structure for the bicycle hub 2, which speeds up the processing speed and shortens the processing time, thereby saving labor costs and The cost of the processing cost; the above is the relationship between the relative position of the related components of the preferred embodiment of the present invention and the structure and function of the structure; the bicycle flower hub positioning structure forming method of the present invention, the bicycle hub 2 0 system Through the positioning tool 3 冲压 and the punching machine 4 〇 forming the positioning * structure 2 4, please refer to the following figure to the eighth figure, the following steps are explained one by one: A· bicycle flower hub clamping step: the bicycle The outer wall of the hub shell 21 of the hub 2 is firstly positioned by the upper clamp arm 3 丄 and the lower clamp arm of the positioning implement 3 3 3 3; B · bicycle hub punching step: the bicycle hub 2 〇 After the outer wall of the hub shell 2 1 is positioned by the positioning tool 3 ,, the punching machine 4 〇 passes through the punch 4 1 1 of the punching piece 4 1 and the inner wall of the receiving portion 2 3 passes through the open end from the outer to the inner shaft. To the press forming, the inner wall of the accommodating portion 2 3 of the bicycle flower valley 2 is formed with at least three positioning structures 24 corresponding to the punching ribs 4 丄 2 of the punch 4 ;; 10 200842053 C. Bicycle hub loading step: the bicycle After the flower hub 2 is stamped and formed by the ink squeegee 30, at least three positioning structures 2 4 are formed, the bicycle is placed in the accommodating portion 2 3 of the bicycle for the lining, and the lining is placed therein. The positioning structure 2 of the portion 2 3 resists the limit. Through the above steps, the following objectives can be obtained: For one purpose, the positioning structure of the bicycle hub 20 is formed by impacting the point _ without affecting the structure of the accommodating portion 2 The accommodating part 2 of the valley 2 足以 is enough to load the weight, and the occupant does not need to take care of the bicycle flower (four) at all times, providing a safe and unpredictable cycling state; ^ the second purpose, the positioning structure of the bicycle flower valley 2 2 2 4 The molding method provides rapid (four) molding, which speeds up the processing speed and shortens the processing time', thereby saving labor costs and processing costs. In summary, the present invention relates to a bicycle hub positioning structure and a method for constructing the same, and the bicycle hub comprises a chaff, the trough two-end receiving portion; the chaff outer wall receiving-positioning device Sandwich positioning; the phase (4) - punching machine axial punch:: wide: knot: through the following method -= self-flower (four) good and C. bicycle flower filling step; called the bicycle flower hub positioning structure is not Influencing the structural strength of the 200842053 line of rapid stamping; therefore, the invention has "industry availability" has been obvious, and the feature technology disclosed in the examples of this case has not been seen in various publications and media, and has not been publicly used, It has more additional functions that cannot be neglected. Therefore, the "novelty" and "progressiveness" of the present invention have been in compliance with the patent regulations, and the application for invention patents has been filed according to law, and it is prayed for review and early granting of patents. .
12 200842053 【圖式簡單說明】 第1圖係習用之立體示意圖。 弟2圖 第3圖 弟4圖 第5圖 弟6圖 第7圖 第8圖 係本發明之立體示意圖。 係本备明之自行車花轂預備作業立體示意圖。 係本發明之自行車花轂沖壓作業立體示意圖。 ^本!X月之自行車花轂完成作業立體示意圖。 ^本毛月自行車花轂之培林裝填作業立體示意圖 二、本考X月自行車花毅之培林裝填作業平面侧視圖 係本發明之步驟流程圖。 【主要元件符號說明】 習用》 自行車花轂 轂殼 凸緣 《本發明》 自行車花轂 0 固片 定位結構 2 4 0 轂殼 容置部 2 1 Q ο 固定苟5 3 0 定位結構 定位機具 上夾臂 下夾臂 3 2 沖壓機具 4〇 衝件 衝頭 4 11 衝肋 2 2 2 4 3 1 4 1 4 12 1312 200842053 [Simple description of the diagram] The first diagram is a three-dimensional diagram of the application. Brother 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 is a perspective view of the present invention. This is a three-dimensional schematic diagram of the bicycle hub preparation work. It is a three-dimensional schematic diagram of the bicycle flower hub stamping operation of the present invention. ^本! X month of the bicycle flower hub to complete the three-dimensional schematic work. ^Three-dimensional schematic diagram of the Palin loading operation of the Maoyue bicycle hub. 2. The plane view of the Linlin loading operation of the X-month bicycle Huayi is a flow chart of the steps of the present invention. [Main component symbol description] Conventional bicycle wheel hub shell flange "Invention" Bicycle hub 0 Solid frame positioning structure 2 4 0 Hub shell housing 2 1 Q ο Fixed 苟 5 3 0 Positioning structure positioning tool upper clamp Arm lower arm 3 2 punching machine 4 punch punch 4 11 punching rib 2 2 2 4 3 1 4 1 4 12 13