201206633 六、發明說明： 【發明所屬之技術領域】 [0001] 本發明係有關一種工具機的防塵結構，尤指一種於工具 機運轉時於工具機内部產生氣流而達到防塵效果的工具 機的防塵結構。 【先前技#f】 [0002] 自從電動馬達的發明開始，幾世紀以來不斷的進步與發 展為人類帶來生活上極大的便利，由最初工業用途的大 型電動馬達，至今已應用於曰常生活用品、工具機等小 Ο 型電動馬達。 [0003] 目前業界常見的工具機，如研磨機等，主要都是透過馬 達驅動而運轉，且在運轉時容易產生塵屑而影響工件或 環境的清潔，因此，現在市面上的工具機多半都增設有 吸塵裝置，用來清除工具機加工時所產生的塵屑。如中 華民國第M245007號專利案所示，其揭露一種氣動式研磨 機的排氣裝置，主要包括有一本體，該本體周面側向形 Q 成上下並排的一上延伸部及一下延伸部，該上延伸部設 有進氣通孔，並於該進氣通孔設置一進氣接管，而該下 延伸部於下方設有一集塵罩，且於集塵罩的開口處設有 一研磨盤，且該研磨盤設有吸塵孔，並於該下延伸部侧 邊設有一連接集塵袋的集塵管，當該進器接管導入氣體 使該研磨機運轉時，該研磨盤在進行研磨工作所產生的 塵埃可經由該研磨盤上的吸塵孔引入，並通過該集塵罩 進入該本體的下延伸部，再經由集塵管而導入該集塵管 末端所套設的集塵袋中。 099126558 表單編號A0101 第3頁/共14頁 0992046589-0 201206633 [0004] 另外，又如中華民國第517618號專利案所示，其揭露一 種氣動式研磨機之排氣結構，係設有一具備吸塵孔之磨 輪，而在磨輪上端置設一防塵罩，該防塵罩係與馬達殼 體固接，而在馬達殼體之殼室内係容設一可動葉片氣壓 馬達組，而在於馬達殼體一側並一體延設相鄰之進氣管 及出氣管，而在進出氣管上並分別容設一進氣閥門組及 一排氣消音組，同時在於進出氣管上並設可容設節流閥 及調整鈕之容室，同時在於頂面一體延設對置之兩翼部 ，可固設一可活動之進氣板機；其中，該防塵罩内係延 設一可樞接馬達殼體之排氣管之容槽，並容槽係延設至 防塵罩連管部處，而在於馬達殼體排氣管内係設一概呈 為L狀之導管，並導管下端係設一導流板片，藉使可動葉 片氣壓馬達組之風力係向上由出風孔排出，而該導管下 端係延伸至近防塵罩連管部出口前端，而使馬達之排氣 可與防塵罩連管部之出口處形成一匯流處，而令研磨後 之塵屑可因較大之出風而被快速吸除，而在馬達殼體排 氣管與出氣管鄰接處係容設一調整鈕，該調整鈕具有一 鏤空部及一牆部，而能操控出氣路徑，並可選擇係由出 氣管排氣或由排氣管排氣。 [0005] 由上述的專利案可知，目前工具機清除塵屑的方式，都 是在工具機側邊裝設集塵管，使工具機運轉時，可同時 進行吸塵工作。然而，加工所產生的塵屑係經由研磨盤 與集塵罩向上進入工具機内部，再受吸塵的氣流方向影 響而導入集塵管，由於塵屑行進的路徑並非封閉的通道 ，當塵屑向上進入該工具機内部時，無法確保所有塵屑 099126558 表單編號A0101 第4頁/共14頁 0992046589-0 201206633 都會被吸引至集塵管，況且，工具機的馬達、汽缸運轉 時也會造成氣流，導致塵屑向上進入該工具機内部時， 卻容易堆積在研磨機的各個缝隙之中，甚至會逸入帶動 研磨盤高速旋轉的汽缸内部，造成工具機内部零件的損 壞。 【發明内容】 [0006] 本發明的主要目的，在於解決上述之缺失，使工具機運 轉時可隔絕塵屑進入工具機内部，避免工具機在排塵的 同時，外部塵屑隨氣流被吸入工具機而造成工具機損壞 Ο 〇 [0007] 為達上述目的，本發明提出一種工具機的防塵結構，其 主要具備有一工具機，其中，該工具機内部具有一容置 空間以設置一工具軸與一導流件，該容置空間並設有一 進氣區段與一連通該進氣區段的排氣區段，而該工具機 設有連通該進氣區段的進氣口，以及連通該排氣區段的 排氣口，且該工具軸於該排氣口外部接設一作動件，當 Q 該工具軸連動該作動件運轉時，該導流件由該進氣口引 導外部氣體至該進氣區段，且將氣體引導至該排氣區段 ，而朝設置於該排氣口外部的作動件排出。 [0008] 由於本發明所揭示的工具機係由内部朝該排氣口的作動 件向外排出氣體，使該作動件加工時所產生的塵屑無法 由該排氣口進入該工具機，不但可保持工具機内部的清 潔，更可避免工具機内部的零件受塵屑的影響而損壞， 藉此提高工具機的使用壽命。 【實施方式】 099126558 表單編號A0101 第5頁/共14頁 0992046589-0 201206633 [0009] [0010] [0011] 有關本發明之詳細說明及技術内容，現就配合圖式說明 如下： 請參閱「圖1、圖2及圖3」所示，本發明係為一種工具機 的防塵結構’其主要包括有一工具機10，該工具機1〇内 部具有一容置空間11，該容置空間u設有一進氣區段1^ 與一連通該進氣區段111的排氣區段Π2，且該工具機1〇 於側壁環繞設有連通該進氣區段η 1的複數進氣口 12，並 於底部設有連通該排氣區段112的排氣口 13 ;而該工具機 1 0於该容置空間11設有一幕具軸2〇 ’該工具軸2〇可透過 如馬達、轉子、定子等驅動裝置（本案未示）驅動而相對 該工具機10產生一轉動行程，且該工具轴20設有一配重 體21，該配重體21具有呈交番設置的一第一配重部211與 一第二配重部212，該第一配重部211與該第二配重部 212相應的侧邊向外延伸凸出，使該工具軸2〇受該第一配 重部211與該第二配重部212作用而偏心轉動，而該配重 體21上設有一導流件3 〇，該導流件3 〇為設置於該配重體 21的風扇，其具備有一設置於該第一配重部211的第一扇 葉部31、一設置於該第二配重部212的第二扇葉部32、以 及一連接該第一扇葉部31與該第二扇葉部32的連接部33 ’如是構成本發明的主要架構。 請參閱「圖4」所不’本發明的工具機1〇可為透過該工具 軸20產生偏心轉動的任何機具’如圖中所示，該工具機 10的工具軸20於該排氣口 13外部接設一可對工件加工之 作動件40，例如研磨盤，且該作動件“透過一設於該配 重體21内的軸承22而與該配重體21相接，當卫具機聰 099126558 表單編號Α0101 第6頁/共14頁 0992046589-0 201206633 Ο Ο [0012] 動時，在該工具軸20帶動該配重體21運轉的同時，該導 桃件30同步文該工具轴2〇帶動而轉動，由於該進氣口 a 與該第一扇葉部31的高度相當，該導流件30轉動時，該 第-扇葉部31將由該進氣口 i 2吸人外部氣體至該進氣區 •kill，该第一扇葉部31所吸入的氣體將先傳導第一配重 部211以帶走第一配重部211產生的熱量，然後，氣體再 被引導至該排氣區段11 2，而傳導至位於第一扇葉部3 j下 方的第二扇葉部32，並由該第二扇葉部32傳導至第二配 重部212而對第二配重部212進行散熱，最後，再朝設置 於該排氣口13外部的作動件4〇排出；如此一來，除了可 將該配重體21運轉所產生的高溫排出之外，再者，由於 氣體經該排氣口 13朝該作動件40排出，因此，該作動件 40作動時產生的塵屑無法由該排氣口 u向上侵入該工具 機10，避免最靠近該排氣口 13的軸承22(即設置於配重體 21的軸承22)受塵屑影響而損壞，甚至可防止該工具抽2〇 上方的機件’如轉子、軸承等’遭吹入的塵屑磨損，以 嫁保工具機10能正常運作，並增加該Elk具機10的使用壽 命。 綜上所述，本發明所揭示的工具機10主要於内部形成一 設置工具軸20的容置空間11，該容置空間11設有一進氣 區段111與一連通該進氣區段111的排氣區段112，且該 工具機10於設有連通該進氣區段111的進氣口 12，以及一 端連通該排氣區段112的排氣口 13，該工具軸20於該排氣 口 13外部接設一作動件40，此外，該工具機1〇更於該容 置空間11設有一導流件30，藉該導流件30於該工具軸20 099126558 表單編號A0101 第7頁/共14頁 0992046589-0 201206633 運轉時，由該進氣口 12引導外部氣體至該進氣區段111， 並引導至該排氣區段112，且朝設置於該排氣口 13的作動 件40排出，藉此防止該工具機10運轉時，該作動件40於 加工所產生的塵屑由該排氣口 13向上侵入該工具機10， 使該工具機10内部的零件不會因塵屑而受損，以確保該 工具機10可穩定運作，並可增加工具機10的使用壽命。 [0013] [0014] [0015] [0016] [0017] [0018] [0019] [0020] [0021] [0023] [0024] 上述僅為本發明的較佳實施例而已，並非用來限定本發 明之實施範圍，即凡依本發明申請專利範圍之内容所為 的等效變化與修飾，皆應為本發明之技術範疇。 【圖式簡單說明】 圖1，係為本發明的分解示意圖（一）。 圖2，係為本發明的分解示意圖（二）。 圖3，係為本發明的分解示意圖（三）。 圖4，係為本發明的剖面示意圖。 【主要元件符號說明】 10 ..............工具機 11 ..............容置空間 111 .............進氣區段 112 .............排氣區段 12 ..............進氣口 13 ..............排氣口 20..............工具軸 099126558 表單編號A0101 第8頁/共14頁 0992046589-0 201206633 [0025] 21....... .......西己 重體 [0026] 211...... .......% 一配 重部 [0027] 212...... .......% 二配 重部 [0028] 22....... [0029] 30....... .......導流件 [0030] 31....... .......% 一扇葉部 [0031] 32....... .......% 一扇 葉部 [0032] 33....... .......連接部 [0033] 40....... .......作動件 099126558 表單編號A0101 第9頁/共14頁 0992046589-0201206633 VI. Description of the Invention: [Technical Field] [0001] The present invention relates to a dustproof structure of a machine tool, and more particularly to a dustproof machine tool that generates airflow inside a machine tool while the machine tool is running to achieve a dustproof effect. structure. [Previous Technique #f] [0002] Since the invention of electric motors, continuous progress and development over the centuries have brought great convenience to human life. Large electric motors, originally used for industrial purposes, have been used in everyday life. Small electric motor such as supplies and machine tools. [0003] At present, the common machine tools in the industry, such as grinding machines, are mainly driven by the motor, and are easy to generate dust during operation and affect the cleaning of the workpiece or the environment. Therefore, most of the machine tools on the market nowadays A dust suction device is added to remove dust generated during tool machining. As shown in the Patent No. M245007 of the Republic of China, the present invention discloses a venting device for a pneumatic grinder, which mainly includes a body, and the lateral shape of the circumferential surface of the body is an upper extending portion and a lower extending portion which are arranged side by side. The upper extension portion is provided with an intake through hole, and an intake pipe is disposed in the intake through hole, and the lower extension portion is provided with a dust collecting cover below, and an abrasive disk is disposed at the opening of the dust collecting cover, and The grinding disc is provided with a dust collecting hole, and a dust collecting pipe connecting the dust collecting bag is arranged on a side of the lower extending portion, and when the feeding device introduces gas to make the grinding machine operate, the grinding disc is generated by performing grinding work. The dust can be introduced through the dust suction hole on the grinding disc, and enters the lower extension portion of the main body through the dust collecting cover, and is introduced into the dust collecting bag which is disposed at the end of the dust collecting tube through the dust collecting tube. 099126558 Form No. A0101 Page 3 of 14 0992046589-0 201206633 [0004] In addition, as shown in the Patent No. 517618 of the Republic of China, it discloses a pneumatic structure of a pneumatic grinder, which is provided with a dust suction hole. a grinding wheel, and a dust cover is disposed at an upper end of the grinding wheel, the dust cover is fixed to the motor casing, and a movable vane air motor unit is accommodated in the casing of the motor casing, and the motor casing side is An adjacent intake pipe and an air outlet pipe are integrally extended, and an intake valve group and an exhaust muffler group are respectively accommodated on the inlet and outlet gas pipes, and at the same time, the inlet and outlet gas pipes are provided with a throttle valve and an adjustment button. At the same time, the two sides of the top surface are integrally extended, and a movable air inlet plate machine can be fixed; wherein the dust cover is provided with an exhaust pipe pivotally connected to the motor casing. The groove and the groove are extended to the joint portion of the dust cover, and an L-shaped pipe is arranged in the exhaust pipe of the motor casing, and a deflector plate is arranged at the lower end of the pipe, so that the movable blade The wind motor of the air motor unit is upwardly arranged by the air outlet And the lower end of the duct extends to the front end of the outlet of the dust cover connecting portion, so that the exhaust of the motor can form a confluence with the outlet of the joint portion of the dust cover, so that the dust after grinding can be larger The air is quickly sucked out, and an adjustment button is arranged adjacent to the exhaust pipe of the motor casing and the air outlet pipe. The adjusting button has a hollow portion and a wall portion, and can control the air outlet path, and can select a system. Exhaust from the outlet pipe or exhausted from the exhaust pipe. [0005] As can be seen from the above patents, the current method for removing dust by the machine tool is to install a dust collecting pipe on the side of the machine tool, so that the dust collecting work can be performed at the same time when the machine tool is running. However, the dust generated by the processing enters the inside of the machine tool through the grinding disc and the dust collecting hood, and is then introduced into the dust collecting tube by the direction of the air flow of the dust collecting. Since the path of the dust traveling is not a closed passage, when the dust is upward When entering the inside of the machine, it is impossible to ensure that all the dust 099126558 Form No. A0101 Page 4 / 14 pages 0992046589-0 201206633 will be attracted to the dust collecting pipe, and the motor and cylinder of the machine tool will also cause air flow when running. When the dust enters the inside of the machine tool, it is easy to accumulate in the gaps of the grinding machine, and even escapes into the cylinder that drives the grinding disc to rotate at a high speed, causing damage to the internal parts of the machine tool. SUMMARY OF THE INVENTION [0006] The main object of the present invention is to solve the above-mentioned defects, so that the dust can enter the inside of the machine tool when the machine tool is running, and the external dust is sucked into the tool with the air flow while the machine tool is being exhausted. The machine tool is damaged. [0007] In order to achieve the above object, the present invention provides a dustproof structure of a machine tool, which mainly has a machine tool, wherein the machine tool has a receiving space inside to set a tool shaft and a flow guiding member, the accommodating space is provided with an intake section and an exhaust section communicating with the intake section, and the machine tool is provided with an air inlet communicating with the intake section, and is connected to the An exhaust port of the exhaust section, and the tool shaft is connected with an actuating member outside the exhaust port, and when the tool shaft is linked to the actuating member, the deflector guides the external air to the air inlet to The intake section guides gas to the exhaust section and discharges toward an actuator disposed outside the exhaust port. [0008] Since the machine tool disclosed in the present invention discharges gas outward from the actuating member of the exhaust port, the dust generated during the processing of the actuating member cannot enter the machine tool through the exhaust port, not only The internal cleaning of the machine tool can be kept, and the internal parts of the machine tool can be prevented from being damaged by the dust, thereby improving the service life of the machine tool. [Embodiment] 099126558 Form No. A0101 Page 5/14 Page 0992046589-0 201206633 [0010] [0011] The detailed description and technical contents of the present invention will now be described with reference to the following figures: As shown in FIG. 2 and FIG. 3, the present invention is a dustproof structure of a power tool. The main tool includes a power tool 10 having an accommodation space 11 therein. The intake section 1 is connected to the exhaust section Π2 of the intake section 111, and the machine tool 1 is disposed around the side wall with a plurality of intake ports 12 communicating with the intake section η 1 , and The bottom portion is provided with an exhaust port 13 that communicates with the exhaust section 112; and the machine tool 10 is provided with a curtain shaft 2' in the receiving space 11 for transmitting the tool shaft 2 through a motor, a rotor, a stator, etc. The driving device (not shown) drives a rotational stroke relative to the power tool 10, and the tool shaft 20 is provided with a weight body 21 having a first weight portion 211 and a matching arrangement. a second weight portion 212, a side corresponding to the first weight portion 211 and the second weight portion 212 Extending outwardly, the tool shaft 2 is eccentrically rotated by the first weight portion 211 and the second weight portion 212, and the weight body 21 is provided with a flow guiding member 3 〇. The flow member 3 is a fan disposed on the weight body 21, and includes a first blade portion 31 disposed on the first weight portion 211 and a second blade disposed on the second weight portion 212. The portion 32 and a connecting portion 33' connecting the first blade portion 31 and the second blade portion 32 constitute the main structure of the present invention. Referring to FIG. 4, the machine tool 1 of the present invention may be any implement that generates eccentric rotation through the tool shaft 20. As shown in the figure, the tool shaft 20 of the power tool 10 is at the exhaust port 13 An actuator 40 for machining the workpiece, such as a grinding disc, is externally connected, and the actuator is connected to the weight body 21 through a bearing 22 disposed in the weight body 21, 099126558 Form No. 1010101 Page 6 of 14 0992046589-0 201206633 Ο Ο [0012] While the tool shaft 20 drives the weight body 21 to operate, the guide member 30 synchronizes the tool shaft 2〇 Rotating and rotating, since the air inlet a is equivalent to the height of the first blade portion 31, when the flow guiding member 30 rotates, the first blade portion 31 will attract external air from the air inlet i 2 to the The intake region •kill, the gas sucked by the first blade portion 31 will first conduct the first weight portion 211 to take away the heat generated by the first weight portion 211, and then the gas is guided to the exhaust region. The segment 11 2 is conducted to the second blade portion 32 located below the first blade portion 3 j and is conducted by the second blade portion 32 The second weight portion 212 dissipates heat to the second weight portion 212, and finally discharges to the actuator 4 disposed outside the air outlet 13; thus, in addition to operating the weight body 21 In addition to the generated high-temperature discharge, in addition, since the gas is discharged to the actuator 40 through the exhaust port 13, the dust generated when the actuator 40 is actuated cannot enter the machine tool 10 upwardly from the exhaust port u. The bearing 22 closest to the exhaust port 13 (i.e., the bearing 22 disposed on the weight body 21) is prevented from being damaged by the influence of dust, and even the mechanism above the tool is sucked, such as a rotor, a bearing, etc. The blown dust is worn, the gravitational machine tool 10 can operate normally, and the service life of the Elk machine 10 is increased. In summary, the machine tool 10 disclosed in the present invention mainly forms a set tool shaft inside. The accommodating space 11 is provided with an intake section 111 and an exhaust section 112 communicating with the intake section 111, and the machine tool 10 is provided to communicate with the intake section 111. The intake port 12 and the exhaust port 13 at one end of the exhaust section 112, the work The shaft 20 is connected to the outside of the exhaust port 13 with an actuating member 40. In addition, the machine tool 1 is further provided with a flow guiding member 30 in the receiving space 11 , and the flow guiding member 30 is formed on the tool shaft 20 099126558. No. A0101, page 7 / 14 pages 0992046589-0 201206633 During operation, external air is directed from the air inlet 12 to the intake section 111 and directed to the exhaust section 112, and is disposed toward the exhaust section The actuating member 40 of the mouth 13 is discharged, thereby preventing the dust generated by the actuating member 40 from intruding into the machine tool 10 when the machine tool 10 is in operation, so that the internal parts of the machine tool 10 are It is not damaged by dust, so as to ensure stable operation of the machine tool 10 and increase the service life of the machine tool 10. [0014] [0024] [0024] [0024] [0024] The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention. The scope of the invention, that is, the equivalent variations and modifications of the invention in the scope of the invention, should be the technical scope of the invention. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an exploded perspective view (1) of the present invention. Figure 2 is an exploded perspective view (2) of the present invention. Figure 3 is an exploded perspective view (3) of the present invention. Figure 4 is a schematic cross-sectional view of the present invention. [Description of main component symbols] 10 ..............Tool machine 11 .............. accommodation space 111 ........ ..... intake section 112.............exhaust section 12 ........... intake 13 .... ..........Exhaust port 20..............Tool axis 099126558 Form number A0101 Page 8/14 pages 0992046589-0 201206633 [0025] ..................西己重体[0026] 211...... .......% A counterweight [0027] 212...... ......% two weights [0028] 22....... [0029] 30...................flow guides [0030] 31... .... .......% A leaf part [0031] 32..................% A leaf part [0032] 33....... .......Connection [0033] 40....... .......actuator 099126558 Form No. A0101 Page 9 / Total 14 Page 0992046589-0