200923339 九、發明說明： 【發明所屬之技術領域】 本發明涉及-種鑽頭破損檢測裝置，尤其涉及 用於車床或銑床等工章自動芥 里應 置。 苐自動化加w備之鑽頭破損檢測袈 【先前技術】 工業自動化加工作業中，特別係於鑽頭直徑小之 =，經常會發生鑽頭之刀刃破損情況。當鑽頭之刀刀破： 時，如沒有被及時發現，以破損之鑽頭繼續對工件進行加 工不仁曰以成對工件之加工不良，嚴重時可能導致車床 或銑床之主軸受到損傷。因&，車床或銑床等加工設 般设有檢測或監控裝置，以防止加工過程中，鑽頭等刀呈 之刀刃破損而造成件之加卫不良’或者導致車床或銳 床之主軸受到損傷。A. D. Ba〇ne等人於2_年spiE系統、 關於計算機智慧技術之研究與應用第三次研討會 (Applications And Science Of Computational Intelligence III) 上發表之論文“Tool Condition M〇nit〇dng化如出吨BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drill bit damage detecting device, and more particularly to an automatic cane application for a work such as a lathe or a milling machine.苐Automatically added w drill bit damage detection 袈 【Prior Art】 In industrial automation processing, especially when the diameter of the drill is small, the blade edge of the drill often breaks. When the cutter of the drill bit is broken: If it is not found in time, the damaged drill bit continues to work on the workpiece, so that the machining of the workpiece is poor. In severe cases, the spindle of the lathe or the milling machine may be damaged. Detecting or monitoring devices are provided for processing such as lathes or milling machines to prevent damage to the blade due to damage to the blade such as the drill bit during machining, or damage to the spindle of the lathe or the sharp bed. AD Ba〇ne et al. presented the paper "Tool Condition M〇nit〇dng" in the 2nd year spiE system, "Applications and Science Of Computational Intelligence III" Ton
Using Artifice Neural Netw〇rks” 中揭示 了一種應用於 CNC機床之監控系統。 先前技術中，檢測鑽頭之刀刃之破損普遍採用光電檢 測裝置，即用一套與電腦控制系統連接之紅外光收發务士 置’將鑽頭置於光路之中，形成三點—線。如果鑽頭^ 刃完好，發射端發射之光線將被遮擋’接收端無法採华到 光訊號；如果鑽頭之刀刀破損’接收端就可採集到發射端 200923339 射之光線，並轉換為光訊號，該光訊號經過訊號處理電 &轉換為電訊號’即能向控制系統發出鑽頭破損訊號，以 •使得加工設備停機。 ,、、；而上述光電檢測裝置之缺點為：光電檢測裝置對 鑽頁之刀刃之;^測為間接檢測，因此，難以精嫁檢測直徑 t 鑽頭之刀刀是否破損’而且用於傳輸訊號之光纖容 二：口此光電檢測裝置之故障率較高；另外，光電 檢測裝置之價格亦比較昂貴，成本較高。 “ 【發明内容】 損，1=氏提供一種能夠精確檢測鑽頭之刀刃是否破 一種播'_、_成本低之鑽頭破損檢測裝置實為必要。 種鑽頭破損檢測裝， < 刀，其中，哕雄^ 〜鑽碩狄有兩個相對之刀 Μ鑽頭破損檢測裝 弟一導電 該第一導電體與該電 有第一端及第二俨.一一 、1匕栝·電源，该電源具 源之第一端電連接；一 湄夕筮-Α山 弟—¥电體’該第二導雷俨盥兮+ 之弟-知電連接，該第一導電體…：一“ 源構成-檢測電路，當該第一導〜:Λ —導電體及該電 娜夺，該第-導電體與該第二；；:：：導電體觸點 仔該檢測電路為閉合電路.—⑯形成琶連接，並使 第-導電體連接#采碩，該第-探頭與該 第一铋碩與該第二導電體 象版，一第二探頭，該 兩個彈性元件，咳兩 μ弟二探頭為絕緣體；及 第二導電體連接Λ 兀件分別與該第一導電體、哕 逆接’遠兩個彈性亓杜& 版通 探頭、該第γ 件知以彈性力使得哕篦 〜奴碩分別抵靠於該鑽頭之^ 更侍°亥弟— 買碩之兩個相對之刀 7 200923339 當該鑽頭之刀刀破損時，該第 .對位置發生改變，使得該笛— ，、弟一捸頭之間之相 •斷開或觸點連接’從而使得該: = = =導電體觸點 斷開電路或由斷開電路轉換為閉合電 =由閉合電路轉換為 相對於先前技術，該㈣ 導電體、該第二導電體及該電源構置採用將該第-鑽頭之刀刃進行檢測，其中，與 =電路1對該 電體分別連接之該第—探第：：電體、該第二導 抵靠於該鑽頭之兩個相對之刀頭為絕緣體’並分別 由該檢測電路由閉八該鑽頭破損檢測裝置藉 換為閉合電路二或由斷開電路轉 測裝置對該鑽頭之刀刀 有皮扣。該鑽頭破損檢 確檢測該鑽頭之刀刀θ =為直接檢測，因此’能夠精 置結構簡單，有故障 ^ °另外’賴頭破損檢測裝 【實施方式】_率低、成本低等優點。 :=合圖式對本發明作進-步之詳細說明。 1為本發明第—實施例提供之一種鑽頭破f 檢測I置ίο，其包括·· 賢碩破知 122及第二端124 . 一 6 '、 以电源12具有第一端 第-導電體u;—二，電=原12之第一端122電連接之 導電體H電連接之第二 與該第二導電體16連接之第連】㈣一探頭13 ;-導電體14、笛, 木頭15;兩個分別與該第― IS阻J二導電體16連接之彈性元件"'I及— 200923339 该電源12之第一^ 19? τ l 而122為正極，該電源12之第二端 12 4為負極。可以理解，續雷 达― 電履12之正負極設置方式亦可 為该電源12之第一端122為負 达τ κ 、仏'^电彝12之第二端124 局止極〇 該第一導電體14之第一 19 ^ 而146猎由該限流電阻11，與 一第一連接物。該第之中部設有 連接部148之間設有—安裝孔144。弟—端⑷與第-該第二導電體16之第一 124電連接，兮第_道士规^ 166與該電源12之第二端 佼 4弟―'導電體16少士如丄 168。該第二導電體14之第—妒之中邛设有一第二連接部 間設有一安裝孔164。 而I66與第二連接部168之 該第—導電體14之第—連 之第二連接部U8互相抵靠，:U8及該第二導電體16 導電體16電連接。該第—導^得該第—導電體14與第二 電源12及該限流電阻〗丨構成，14、第二導電體16、該 該限流電阻U用於限制 ：閉合之檢測電路。其中， 電路之電流過大，進而影變绞+路之電流，以防止該檢測 體14之第一連接部148』;:源、12之性能。該第—導電 ⑹均為圓柱體。可^二導電體16之第二連 請及該第二導電體上導電…第-連： 狀結構，例如棱柱體。該第連接部168亦可為其他桎 及該第二導電體16之；二：：電體14之第—連接部ΐ4δ 制’只需要互相接觸時能夠形:。：⑹之結構並無特殊限 电連接’可讓電流通過即 200923339Using Artifice Neural Netw〇rks, a monitoring system for CNC machine tools is disclosed. In the prior art, the detection of the cutting edge of the drill bit generally uses a photoelectric detecting device, that is, a set of infrared light transceivers connected to the computer control system. Set 'place the drill bit in the light path to form a three-point line. If the drill bit is intact, the light emitted from the launch end will be blocked. 'The receiving end cannot pick up the optical signal; if the drill bit is broken, the receiving end will The light emitted by the transmitting terminal 200923339 can be collected and converted into an optical signal, and the optical signal can be sent to the control system through the signal processing power & converted into a signal signal to enable the processing equipment to stop. The shortcomings of the above photoelectric detecting device are: the photoelectric detecting device is on the edge of the drill page; the test is indirect detection, so it is difficult to intimately detect whether the cutter of the diameter t bit is damaged or not, and the optical fiber for transmitting the signal : The photoelectric detector has a high failure rate; in addition, the price of the photoelectric detection device is relatively expensive and the cost is high. SUMMARY OF THE INVENTION damage, 1 = & apos provide a drill capable of accurately detecting whether a broken edge of one kind of broadcast '_, _ the low cost drills breakage detection means actually necessary. A drill bit damage detection device, < Knife, wherein, 哕雄^~Drilling Shuo Di has two opposite knives, the drill bit is broken, and the tester is electrically conductive. The first electric conductor has the first end and the second cymbal. One, one 匕栝 · power supply, the first end of the power source is electrically connected; one 湄 筮 Α Α Α — ¥ ¥ ¥ ¥ ¥ 该 该 该 该 该 该 该 该 该 该 该a first conductor: a "source constituting-detecting circuit, when the first conductor 〜: Λ - the conductor and the susceptor, the first conductor and the second;;::: the conductor contact The detecting circuit is a closed circuit. 16 is formed into a 琶 connection, and the first conductive body is connected to the source, the first probe and the first 铋 与 and the second conductive body 象, a second probe, the two a flexible element, the cough two μ di two probes are insulators; and the second electrical conductor connection 兀 分别 与 与 该 该 哕 哕 哕 哕 哕 哕 哕 哕 哕 哕 哕 哕 哕 哕 哕 哕 哕 哕 哕 哕With the elastic force, 哕篦 奴 奴 硕 抵 抵 ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ 亥 亥 亥 亥 亥 亥 亥 亥 — — — — — — — — — When the knife of the head is broken, the position of the first pair is changed, so that the phase between the flute and the scorpion is disconnected or the contact is connected, so that: = = = the contact of the conductor is broken Converting the circuit to a closed circuit = being converted from a closed circuit to a prior art, the (four) electrical conductor, the second electrical conductor, and the power supply configuration are detected by the cutting edge of the first bit, wherein = circuit 1 is connected to the electric body of the first probe:: electric body, the second guide abuts against the two opposite cutter heads of the drill is an insulator ' and is respectively closed by the detection circuit The damage detecting device is replaced by a closed circuit 2 or by a disconnected circuit detecting device having a buckle for the cutter of the drill. The drill damage detection detects that the cutter of the drill is θ = direct detection, so that the structure can be finished Simple, faulty ^ °In addition, 'Lack of damage detection device' [Embodiment] _ low rate, low cost, etc. : = Figure for the detailed description of the present invention. 1 for the first embodiment of the present invention One type of drill bit breaks f detection I set ίο, its package包括··························································· a second connection of the second conductor 16 connected to the second conductor 16 (four) a probe 13; - conductor 14, flute, wood 15; two elastic elements respectively connected to the first - IS resistance J two conductors 16 ; 'I and - 200923339 The first 12 19 τ l of the power supply 12 and 122 is the positive pole, the second end 12 4 of the power supply 12 is the negative pole. It can be understood that the positive and negative poles of the relay - the electric pole 12 can also be set. The first end 122 of the power source 12 is negatively τ κ , and the second end 124 of the 仏 ^ ^ ^ 局 局 第一 第一 第一 第一 第一 第一 第一 第一 第一 第一 第一 第一 第一 第一 第一 第一 第一 第一 第一 第一 第一 限 限 限 限 限 限 限 限, with a first connector. The middle portion is provided with a mounting hole 144 between the connecting portions 148. The first end (4) is electrically connected to the first 124 of the second electric conductor 16, and the second damper 166 and the second end of the power supply 12 are electrically connected to each other. A mounting hole 164 is defined in the first connecting portion of the second conductive body 14 . The I66 and the second connecting portion U8 of the first conductor 14 of the second connecting portion 168 abut each other, and the U8 and the second conductor 16 are electrically connected. The first conductor 14 and the second power source 12 and the current limiting resistor are formed. 14. The second conductor 16 and the current limiting resistor U are used to limit the closed detection circuit. Wherein, the current of the circuit is too large, and then the current of the twisted + path is changed to prevent the first connection portion 148 of the detecting body 14; the performance of the source and the 12; The first conductive (6) is a cylinder. The second connection of the two conductors 16 and the second conductor may be electrically conductive... first-connected: a structure such as a prism. The first connecting portion 168 may also be the other 桎 and the second conductive body 16; the second: the first connecting portion 电4δ of the electric body 14 can be shaped only when it is in contact with each other. :(6)The structure has no special limit connection. It allows current to pass through. 200923339
可。可以理解，該第一導電體M ，接亦可為：僅該第—導電體14…有 ^體16之電連 .^ ^ ^ ,, 體14叹有—與該第二導電體16 之弟-連接部148，或者僅該第二導電體 一6 -该第-導電體u電連接之第二連接部168。 节第=：；探頭13固定於該第一導電體Η之第二端142, 二=定於該第二導電體16之第二請。該第 夺木頭13、弟二探頭i 5均為 體之材料㈣叮 本實施例中，該絕緣 苴他嗜緣鉍祖〃可以理解，該絕緣體之材料亦可為 、、’G、、彖材料，例如塑膠材料。 182二亥免14凡件17之第—端172、該彈性元件18之第—端 为別與該第一導電體笛 之第一#* %體14之弟一鳊146、第二導電體16 元件^妾’該彈性元件17之第二端174、該彈性 例中，，二 84分別崎“，2所示）。本實施 17 '‘ΓΐΤ 17、18為彈簧。可以理解，該彈性元件 ’、可為其他彈性元件，例如橡膠。 測電：=接!:頭破損檢測裝置10進-步包括-與該檢 狀能a士 艮警i置（圖未示）。當該檢測電路為斷開 警報 。衣置接收料測電路之斷路訊號，並發出 理。本立即提醒操作員採取相應之措施做緊急處 1 ir-τ ^ "亥報警裝置為揚聲器。可以理解，該報 s衣置亦可為其他報警裝置，例如指示燈。 工作實施例提供之—種鑽頭破損檢測裝置工〇之 月參閱圖2，待檢測鑽頭50對工件進行加工過程中， 10 200923339 既有圖2單箭頭所示方向之 .示方向之往復運動。該鑽動’又有圖2雙箭頭所 .5〇之_側，鑽頁破知杈測裝置1〇設置於該鑽頭 二於該安裝孔—。該彈性】 定，該兩個彈性元件以^70均件第二端184分別被固 元件17、18施以彈性力得=堡縮狀態，該兩個彈性 接部與該第二導電體^:以―導電體Μ之第-連 從而使得該第—導電體“與第互相抵靠， 使得該第一導電體]4、第 私連接’進而 流電阻11構成哕閉入體16 '该笔源12及該限 職口亥閉合之檢測電路 頭15分別抵靠於該鑽頭5〇之兩_二，頭…第二探 該鑽頭50之刀刀52、54 士 ^ ^之刀刀）2、54。當 頭j 5 _70 ^，该第—探頭13鱼第-摸 頁15之間之相對位置未發生 ”第—如 頭15仍分別抵靠於 μ弟如碩13、第二探 該第-導電…第二之兩個相對之刀刀 體14之第—連接邻148电體16受力平衡，該第一導電 互相抵靠，編;電路η電體16之第二連接物 鑽頭50之車床或銳床之控制；統:饋 繼續對工件進行加工。 貝、路汛唬，該鑽頭50 請參閱圖3,當該鑽頭50之刀刀54有破 碩13接觸到該鑽頭 破知，該第一探 導動受力不平衡 4之破損處542時，該第- 14,而使得該第-導電體=牛… 使得該第-探…第二堯轉軸4〇旋轉而傾斜，從而 ”弟—^ 15之間之相對位置發生改 200923339 變’該第一導電體之第一漣尨加η -^ _ 乐運接部148與該第二導電體16 連接彳⑽相互脫離，進而使得該檢測電路斷間。 •該檢測電路向設㈣mM5Q之車床线床之控制系 警裝置回饋斷路訊號。卓床或銑床之控制系統傳 運作枝^日令’以使得含玄僅gg 点射』 1定仔㈣碩50停止對工件加工，以避免造 =對工件之加1不良’或料致車床或銳床之主軸受到損 該報警裝置接收該檢測電路之斷路訊號，並發 虛 故“作貝採取相應之措施做緊急 處理。可以理解’當該鑽頭 二導電體有破損時，該第 體16 又力不平衡，該彈性元件Π推頂該第二導電 而使得導:體1嶋 又行β弟一^木頭15與第一熘Q —日日， 改變16^ 間之相對位置發生 u之第Λ拉 之弟二連接部168與該第一導電體 態。接部148相互脫離，該檢測電路同樣為斷開狀 該鑽頭破損檢測裝置10採用將 導電體16、該帝调β & 守甩版14、弟二 電路，以物：限流電阻U構成-閉合之檢測 ，，亥鑽頭50之刀刀52、54進行檢測 ， 口茨第—導電體 _ τ 與 13、笛4 弟二導電體16分別連接之該第一探藤 弟一板頭15為絕緣體，並分別抵靠 員 個相對之刀τι 〇 兀刀別抵奍於s亥鑽碩50之兩 電路由閉合J :該鑽頭破損檢測裝置10藉由該檢測 上σ甩路轉換為斷開電路以判斷該鑽頭5〇 、 =°錢頭破損檢測裝置1Q對該鑽頭％ 刃有 為直接檢測，因 ±, 刃之檢測 口此’此夠精確檢測該鑽頭5〇 〜々乃疋否破 12 200923339 另外，该鑽頭破損檢測裝置 低、成本低等優點。 、、α構間早，具有故障率 清參閱圖4，為本發明第—每 檢測裝置J該鑽頭破損^7置%2=供之一種鑽頭破損 之鑽頭破損檢測裝置1〇之 ；：第-貫施例提供 2〇採用兩個導桂21、29以電連接：第損檢測裝置 導電體26。該導紅〇电運接5亥弟—導電體24與第二 導電體26相連接，、9分別與該第—導電體24及第二 29均為圓柱體。了亚互相抵靠。本實施例中，該導柱2卜 ~ u枉體。可以理解， 結構，例如棱柱體1導柱21= 亦可為其他柱狀 只需要互相接觸時能;^之結構並無特殊限制， 中，該導柱Λ 流通過即可。本實施例 杈h與該第n 式均為卜接。可以理解，該導 二導電體26之連：‘弋亦：接方式’及該導柱29與該第 每。 4接方式亦可為其他連接方式，例如螺紋連 電體置，個導柱以連接該第-導 變時，可更換不πΓ^26 $②鑽頭5G之刀刃間隙發生改 第-端：第8長度之導柱’以使得該第-導電體24之 —知』42、第—導電體％之 <can. It can be understood that the first electrical conductor M can also be: only the first electrical conductor 14 has the electrical connection of the body 16 . ^ ^ ^ , the body 14 sighs - and the second conductor 16 a connecting portion 148, or only the second electrical conductor 6 - the second connecting portion 168 to which the first electrical conductor u is electrically connected. Section =:; the probe 13 is fixed to the second end 142 of the first conductor ,, and the second = is determined to be the second of the second conductor 16. The material of the first piece of wood 13 and the second part of the probe i 5 are all body materials. (IV) In this embodiment, the insulating material may be understood by the scorpion scorpion scorpion, and the material of the insulator may also be , 'G, 彖 material , for example, plastic materials. The second end of the elastic member 18 is the first end of the elastic element 18, and the first end of the first conductive body flute is 146, the second electric conductor 16 The second end 174 of the elastic element 17, in the elastic example, the two 84 are respectively shown by "2". The present embodiment 17 ''ΓΐΤ 17, 18 is a spring. It can be understood that the elastic element ' It can be other elastic components, such as rubber. Test: = Connect!: The head damage detection device 10 includes - and the test can be set up (not shown). When the detection circuit is broken Turn on the alarm. The clothing receives the disconnection signal of the material measurement circuit and issues it. This immediately reminds the operator to take the corresponding measures to do the emergency. 1 ir-τ ^ "Hai alarm device is the speaker. It can be understood that the newspaper It can also be other alarm devices, such as indicator lights. The working example provides a month for the drill bit damage detection device. Referring to Figure 2, the bit 50 to be inspected during the machining process, 10 200923339 has a single arrow in Figure 2 Show the direction of the reciprocating motion of the direction. The drilling 'has another double arrow in Figure 2 The side of the 〇 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , 17, 18 is applied by the elastic force = the state of the forcing, the two elastic joints and the second electrical conductor: the first connection of the "electrical conductor" so that the first electrical conductor "and the first mutual abutment, The first conductive body 4, the first private connection 'and the flow resistance 11 constitute a closed body 16'. The pen source 12 and the detection circuit head 15 whose closed mouth is closed are respectively abutted against the drill 5 _ two, the head ... the second probe of the drill 50 knife 52, 54 knife ^ ^ knife) 2, 54. When the head j 5 _70 ^, the relative position between the first probe 15 and the first touch page 15 does not occur "the first - the first 15 still depends on the μ brother as the master 13, the second probe the first - conductive ... The two first opposing 148 electrical bodies 16 of the opposite blade body 14 are balanced by force, the first conductive abutting against each other, and the second connecting bit 50 of the circuit η electric body 16 is a lathe or a sharp bed. The control: the feed continues to process the workpiece. The shell, the roller, the drill 50, please refer to FIG. 3, when the cutter 50 of the drill 50 has a broken 13 contact with the drill bit, the first probe When the dynamic force imbalance 4 is at 542, the first - 14, and the first conductor = cow... causes the first probe to rotate and tilt, so that "the brother - ^ 15 The relative position between the two is changed. The change of the first conductor η -^ _ the music interface 148 and the second conductor 16 connection 彳 (10) are separated from each other, thereby causing the detection circuit to be disconnected. • The detection circuit feeds the open circuit signal to the control alarm device of the (four) mM5Q lathe bed. The control system of Zhuo bed or milling machine passes the operation of the branch and the Japanese order to make the gg only gg shot. 1 Ding Ai (4) Shuo 50 stops processing the workpiece to avoid making a bad 1 to the workpiece or turning the lathe or sharp The spindle of the bed is damaged by the alarm device to receive the open circuit signal of the detection circuit, and the false alarm is made. "Because the corresponding measures are taken for emergency treatment. It can be understood that when the drill 2 conductor is damaged, the body 16 is not strong. Balanced, the elastic element Π pushes the second conductive so that the body 1 嶋 嶋 弟 一 木头 ^ wood 15 and the first 熘 Q - day, change the relative position between 16 ^ occurs the second pull The second connecting portion 168 is separated from the first conductive body. The connecting portion 148 is separated from each other, and the detecting circuit is also broken. The drill bit damage detecting device 10 uses the electric conductor 16, the emperor, and the guardian version 14. The second circuit, the object: the current limiting resistor U constitutes - the detection of the closed, the cutter 50, 54 of the drill bit 50 is detected, the mouth - the first conductor - τ and 13, the flute 4 and the second conductor 16 are respectively connected The first explorer, a head 15 is an insulator, and respectively The opposite tool τι 〇兀 别 别 s s s 钻 硕 50 50 50 50 50 50 50 电路 : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : , = ° money head damage detection device 1Q has a direct detection of the bit % blade, because ±, the detection port of the blade this is enough to accurately detect the drill bit 5〇~々乃疋不破12 200923339 In addition, the drill bit damage detection The utility model has the advantages of low device, low cost, etc., and α structure is early, and the failure rate is clear. Referring to Fig. 4, the first bit of the invention is the damage of the drill bit per test device J. The value of the drill bit is broken. The device 1 is provided; the first embodiment provides 2 turns using two guides 21, 29 for electrical connection: the first damage detecting device conductor 26. The red wire is electrically connected to the 5th brother-conductor 24 and the first The two conductors 26 are connected to each other, and 9 and the first conductor 24 and the second 29 are respectively cylindrical. The sub-substrate abuts each other. In this embodiment, the pillar 2 is 枉 u u body. It can be understood that Structure, such as prism 1 guide column 21 = can also be other columns only need to contact each other; The structure is not particularly limited, and the guide column Λ flows through. In this embodiment, 杈h and the nth equation are both connected. It can be understood that the connection of the second conductor 26: '弋 also: connection mode 'And the guide post 29 and the first. The four-connection mode can also be other connection methods, such as a screw-connected electric body, and a guide post to connect the first-conductance change, can be replaced without π Γ ^ 26 $ 2 drill bit 5G The blade gap is changed to the first end: the eighth length of the guide post 'so that the first conductor 24 is known" 42, the first conductor %<
25，分別抵靠於該卿5〇之刀刀―"62 5又有之絕緣體A 電體24或第二導 ，而不需要更換該第-導 V i：體26，攸而提高該第一導 、導電體26之利用率及降低成本。 ^粒24、第 可里解，亦可藉由該第—導電體、該第二導電體 13 200923339 該電源構成之檢測電路， 斷該鑽頭有破損。請參_ 5 =路轉換=閉合電路以判 .刀刀52、54完好時，該第-導二鑽/ 50之兩個相對之 未形成電連接，該第一導電體二導電體％ 源32構成之檢測電路為斷開電路：^體％及該電 50之刀刀54有破損時，該 =圖6，當該鑽頭 之刀刃54之破損處542時， 頁接觸到該鑽頭50 該彈性元件37推頂 、# $电體34受力不平衡， 34繞轉軸60旋轉 =亥弟-導電體 探頭35之間之相對#…使件5亥弟-板頭33與第二 ]炙相對位置發生改變，並 與該第二導電體36之第二連接 :5以-刚34 導電體“與該第二導電體36V成318:’而使得該第— —導電體34、該第-導帝舻κ β 延向便侍5亥第 路閉合。 弟一 ^體36及该電源32構成之檢測電 综上所述，本發明確已符合發明專利之要件 ^出專利:請。惟，以上所述者僅為本發明之較佳實^方 自不能以此限制本案之申請專利範圍。舉凡熟悉本 技蟄^人士援依本發明之精神所作之等效修飾或變化，皆 應涵蓋於以下申請專利範圍内。 【圖式簡單說明】 圖1 m a月第-貫施例提供之一種鑽頭破損檢測裝 置之結構不意圖。 圖2係鑽頭之刀刀完好時本發明第—實施例提供之一 種鑽頭破損檢測裝置之工作狀態示意圖。 14 200923339 圖3係鑽頭之刀刀有破損時本發明第一實施例提供之 .一種鑽頭破損檢測裝置之工作狀態示意圖。 ^ 圖4係本叙明第一貫施例提供之一種鑽頭破損檢測裝 置之結構示意圖。 圖5係鑽頭之刀刃完好時本發明第三實施例提供之一 種鑽頭破損檢測裝置之工作狀態示意圖。 圖6係鑽頭之刀刀有破損時本發明第三實施例提供之 一種鑽頭破損檢測裝置之工作狀態示意圖。 【主要元件符號說明】 鑽頭破損檢測裝置 10，20 限流電阻 11 電源 12,32 第一端 122,146,166,172,182 第二端 124,142,162,174,184,242,262 第一探頭 13,23,33 第一導電體 14,24,34 安裝孔 144,164 第一連接部 148 第二探頭 15,25,35 第二導電體 16,26,36 第二連接部 168,368 彈性元件 17,18,37 導柱 21,29 轉軸 40,60 15 200923339 鑽頭 50 刀刃 52,54 Λ破損處 542 1625, respectively, relying on the 5 knives of the clerk "" 62 5 and the insulator A electric body 24 or the second guide, without the need to replace the first guide V i: body 26, and improve the first The utilization of a conductor, the conductor 26 and the cost reduction. The particle 24 and the second solution can also be broken by the detection circuit formed by the power source of the first conductor and the second conductor 13 200923339. Please refer to _ 5 = way conversion = closed circuit to determine that when the cutters 52, 54 are intact, the first and second drills / 50 are not electrically connected, the first conductor two conductor % source 32 When the detecting circuit is configured as a breaking circuit: when the body % and the knife 54 of the electric 50 are damaged, the figure = FIG. 6 , when the cutting edge 54 of the bit 54 is damaged, the page contacts the bit 50. 37 push top, # $ electric body 34 stress imbalance, 34 rotation around the shaft 60 = Haidi - conductor probe 35 between the relative #... so that the 5 Haidi - head 33 and the second] 炙 relative position occurs Changing, and connecting with the second conductor 36: 5: - just 34 conductor "and 318:" with the second conductor 36V to make the first conductor 34, the first - guide κ β is extended to the 5th road closed. The detection of the body and the power supply 32. The invention has indeed met the requirements of the invention patent. The invention is not limited to the scope of the patent application of the present invention. Modifications or variations are to be included in the scope of the following patent application. [Simplified illustration of the drawings] Fig. 1 The structure of the drill bit damage detecting device provided by the ma month first embodiment is not intended. Fig. 2 is when the cutter of the drill bit is intact. A working state diagram of a drill bit damage detecting device according to a first embodiment of the present invention. 14 200923339 FIG. 3 is a schematic view showing the working state of a drill bit damage detecting device according to a first embodiment of the present invention when the cutter of the drill bit is damaged. 4 is a schematic structural view of a drill bit damage detecting device provided by the first embodiment of the present invention. FIG. 5 is a schematic view showing the working state of a drill bit damage detecting device according to a third embodiment of the present invention when the cutting edge of the drill bit is intact. A schematic diagram of the working state of a drill bit damage detecting device according to a third embodiment of the present invention when the cutter of the drill bit is damaged. [Description of main component symbols] Drill damage detecting device 10, 20 Current limiting resistor 11 Power supply 12, 32 First end 122,146,166,172,182 second end 124,142,162,174,184,242,262 first probe 13,23,33 first conductor 14,24,34 Mounting holes 144, 164 First connecting portion 148 Second probe 15, 25, 35 Second conductor 16, 26, 36 Second connecting portion 168, 368 Elastic element 17, 18, 37 Guide post 21, 29 Rotary shaft 40, 60 15 200923339 Drill bit 50 Blade 52, 54 Λ breakage 542 16