200916237 九、發明說明： • 【發明所屬之技術領域】 ， 本發明係有關一種金屬線圈置入式粉末壓縮成型機及 使用該粉末壓縮成型機以成型電感的方法，尤指藉由一動 力控制單元以控制一上模、一外模及一送粉裝置的結構， 且可使送粉裝置重覆輸出粉末，以包覆一線圈，再經加愿 成型一電感之方法者。 【先前技術】 電腦的使用在目前已是相當的普及，而為因應各種軟 體的需求’使電腦的作業速度加快，並符合輕、薄、短、 小的要求，不但電腦組件的尺寸逐漸的縮小，電腦組件的 基本特性要求，更是將標準大幅提高。 以電感而言’其係為常用的電腦組件，且已被大量結 合於咼階電腦的電路板上。其主要的成型方法係先於一螺 旋狀線圈的二端分別烊接一電極，以磁性粉末分別成型一 上蓋及一底座，再將上述螺旋狀線圈置放於上蓋及底座之 間，同時以黏著劑將上蓋及底座黏合，以完全包覆住線圈。 惟，以上述成型方法所製成的電感，在進行加工時， 必須使用多個鑄造模具及機具，不但增加製造費用，在生 產速度上無法有效的提升，且由於係以相互黏合的上蓋及 底座包覆住線圈，所成型的電感的耐電流能力亦較低，實 不符合高階電腦或高階通訊、電子產品的需求。 有鑑於此，為了改善上述之缺點，使金屬線圈置入式 粉末壓縮成型機及使用該粉末壓縮成型機以成型電感的方 200916237 法不僅犯降低生產成本，有效加快電感的生產速度，且可 .使電感一體成型，以提高品質，發明人積多年的經驗及不 •斷的研發改進，遂有本發明之產生。 【發明内容】 本發明之主要目的在提供一種金屬線圈置入式粉末壓 縮成型機及使用該粉末壓縮成型機以成型電感的方法，藉 由粉末壓縮成型機所設的一送粉裝置，以重覆輸出粉末， ^於包覆一線圈後，再加壓成型一電感，俾能使電感一體成 (型’以提高品質。 、本發明之次要目的在提供一種金屬線圈置入式粉末壓 縮成型機，藉由一動力控制單元以控制一上模、一外模及 一送粉裝置的結構，俾能以連續性的機械動作成型電感， 以加快電感的生產速度。 為達上述發明之目的，本發明所設之金屬線圈置入式 私末壓縮成型機’包括一機身、一下模、一送粉裝置以及 【一上模。該機身設有一動力控制單元及一外模板，一設 模穴的夕Η莫係定位於該外模板上；該下模的上端係定位於 外模的模八内，該送粉裝置係置放於外模板上，包括一送 粉機及一送粉盒，該送粉機的一端係與送粉盒連結，供推 拉送粉盒以相對於外模板水平移動；而該上模係設於下模 的上方，包括一外衝及一内衝，該外衝設有一直向轴孔， 供軸接内衝的下端，該外衝的底部設有一抵壓部，且該外 衝設有-橫向通孔，供送粉盒的一端水平推入或移出。 本發明之使用金屬線圈置入式粉末壓縮成型機以成型 6 200916237 電感的方法，包括下列步驟：a.提供一送粉機以推動置放 '於一外模板上的一送粉盒，使送粉盒於外模板上水平移 '動，並將送粉盒内的粉末向下填入一外模模穴内的一下模 頂端；b.置放一線圈於外模模穴内的粉末上方；c.以一設 有一直向軸孔及一橫向通孔的外衝向下移動使該外衝底 部的-抵壓部抵屋於線圈的二端；d.推動送粉盒以使送粉 盒的-端通過外衝的橫向通孔，以將粉末填入橫向通孔下 方的軸孔内；以及e.向下移動一内衝，使軸接於外衝軸孔 内的内衝下端衝壓於軸孔内的粉末上方，以成型一電感。 為便於對本發明能有更深入的瞭解，茲詳述於後： 【實施方式】 請參閱第卜3圖所示，其為本發明金屬線圈置入式粉 末壓縮成型機i之較佳實施例，供連續成型一電感，該電 感包括一線圈，線圈以一包覆體包覆，且該線圈的二端分 別由包覆體的相對侧向外延伸，以作為電極；而該金屬線 圈置入式粉末壓縮成型機i包括一機身2、一下模3、一送 粉裝置4以及一上模5。 該機身2前端的一侧設有一動力控制單元21，以控制 設於機^ 2中央容置空間22内的—第―動力單元23、一第 :動力單tg24及一第三動力單元25的作動，該機身2的 谷置空間22内設有一外模板26，該外模板託的板面上設 有一圓形凹槽26卜以定位一設有模穴271的外模27，該 外模27與外模板26可受第一動力單元23的驅動而同時上 下移動’另’該外模板26上設有一床面板28，該床面板 200916237 28上設有二軌道262。 該下模3包括-方形芯棒31及二推桿（32、33)，該 芯棒31的上端定位於外模27模穴271内的中央位置，而Λ 二推桿（32、33)分別置放於怒棒31的二側，且二推桿（32、 33)可叉第二動力單元24的驅動而相對於芯棒31上下移 動；實施時’所述的芯棒31與二推桿（32、33)亦可結合 成一體。 一 該送粉骏置4係置放於外模板26上方的床面板28 ι上包括一达粉盒41 (第4圖所示）及一送粉機仏，該送 粉盒41的頂端設有一圓形置料口 411，供置入磁性粉末， 以填滿送粉盒41内部所形成的一空間412，該空間412於 送粉盒41的下方形成一開口 413。又’該送粉盒41的二侧 分別形成-凸出部414’該二凸出部414分別置入於床面板 28的二軌道262内，以相對於外模板26及床面板28前後 滑動。該送粉盒的前端設有一向前凸出的長條形推桿 G 415。而該送粉機42包括一愿红組42卜該屢缸組奶的前 端與送粉盒41的後端連結，供推拉送粉盒41以相對於外 模板26及床面板28水平移動。 該上模5係設於下模3的上方，以第三動力單元託 驅動而上下移動，該上模5包括一圓管形外衝51及一方形 内衝52 ’該外衝51内設有一直向的方形軸孔511，以軸接 j^衝52的下端’该外衝51的底部設有-向下凸出的抵壓 2且該外衝51位於底部上方一定距離處設有一橫向 、孔513 ’該通孔513的寬度比送粉盒41的前端大，可供 200916237 送粉盒41的一端水平推入或退出。 -月參閱第5圖所示’其為使用本發明之金屬線圈置入 ，式粉末壓縮成型機1以成型電感的方法之較佳實施例，包 括下列步驟： a.提供一送粉機42以推動置放於外模板26上的送粉 盒41 ’使送粉盒41於外模板26上水平移動，並將 送粉盒41内的粉末向下填入外模27模穴271内的 下模31頂端。 1 b♦置放一線圈6於外模27模穴271内的粉末上方。 c. 以設有直向軸孔511及橫向通孔513的外衝51向 下移動，使該外衝51底部的抵壓部512抵壓於線圈 6的二端。 d. 推動送粉盒41以使送粉盒41的一端通過外衝51 的橫向通孔513，以將粉末填入橫向通孔513下方 的軸孔511内。 e. 向下移動内衝52,使軸接於外衝51軸孔511内的 内衝52下端衝壓於轴孔511内的粉末上方’以成型 一電感7。 f. 使内、外衝（51、52 )向上移動，而外模27相對於 下模31向下移動，以使成型的電感7凸出於外、下 模（27、31)的表面。 請參閱第3、6〜8圖所示，於a步驟中的第一道填粉程 序中’係使下模3的芯棒31固定於外模27的模穴271内， 以第一動力單元23向上推動外模27,並以第二動力單元 200916237 Μ向上推動下模3二側的推桿（32、33)，以分別 棒31向上移動，使芯棒31的頂端與二側推桿（32、犯〜 =間形成一凹穴34,以容納送粉盒41向下填入的磁性粉 末：而如第9圖所示，b步驟中的線圈6大小恰可 外模27模穴271内的芯棒31頂端，以抿懕； 貞端抵壓於粉末的上方， 而線圈6相對二端的電極61則未與粉末接觸。當線圏6定 =步驟中的外衝51經由第三動力單元25的驅動而向 以使外衝51底部的抵壓部512抵壓於線圈6二 的電極61上（如第1〇圖所示）。 一 —明參閱第2、11、12圖所示’ d步驟係為本發明的第 二道填粉程序，其中，送粉機42再次推動送粉盒4ι，以使 运粉盒41的前端通過外衝51的横向通孔 填入橫向通孔513下方❹孔511内，並錄末 圈6的上方。而當填粉完成後，送粉機42拉動送粉盒41 , 使送粉盒41退出外衝51的橫向通孔513。 °月參閱弟13、14圖所示，其為e步驟的動作流程圖， 其中，内衝52係經由第三動力單元25的驅動而向下移動， 使軸接於外衝51軸孔511内的内衝52下端衝壓於轴孔511 内的粉末上方，而外模27則受第一動力單元23的驅動而 向下移動，以同時加壓線圈6上方及下方的粉末，使粉末 完全包覆線圈6’而成型一電感7。 再請參閱第1、15、16圖所示’於f步驟之退模程序 中’當一電感7成型後，動力控制單元21係控制第一、二、 二動力單元（23、24、25)作動’以使内、外衝（52、51 ) 200916237 及外模27、下模3二側的推桿（32、33)分別向上及向下 -退回原位，從而使成型的電感7凸出於外、下模（27、3) • 的表面。 而如第17圖所示’當上述加工步驟完成，而重覆進行 a步驟的第-道填粉程序時，送粉盒—端的推#415將會同 時將成型後的電感6向前推出，以集中於盛料盒（圖中未 不）内；藉此，可進行連續性的生產作業。 因此’本發明具有以下之優點：200916237 IX. Description of the invention: • The technical field to which the invention pertains relates to a metal coil-mounted powder compression molding machine and a method for forming an inductor using the powder compression molding machine, in particular by a power control unit The method of controlling the structure of an upper mold, an outer mold and a powder feeding device, and allowing the powder feeding device to repeatedly output powder to cover a coil and then forming an inductor by adding. [Prior Art] The use of computers is now quite popular, and in response to the needs of various softwares, the computer's operating speed is accelerated, and the requirements of light, thin, short, and small are met, and the size of computer components is gradually reduced. The basic characteristics of computer components require a significant increase in standards. In terms of inductance, it is a commonly used computer component and has been incorporated into a large number of circuit boards on a computer. The main molding method is that an electrode is respectively connected to the two ends of a spiral coil, and an upper cover and a base are respectively formed by magnetic powder, and the spiral coil is placed between the upper cover and the base while being adhered. The adhesive bonds the upper cover and the base to completely cover the coil. However, in the case of the above-mentioned molding method, a plurality of casting molds and tools must be used in the processing, which not only increases the manufacturing cost, but also cannot effectively increase the production speed, and the upper cover and the base are bonded to each other. Covering the coil, the formed inductor has a low current withstand capability, which does not meet the requirements of high-end computers or high-end communication and electronic products. In view of this, in order to improve the above disadvantages, the metal coil-inserted powder compression molding machine and the method of forming the inductance using the powder compression molding machine 200916237 not only reduce the production cost, but also effectively accelerate the production speed of the inductor, and can be. The invention is produced by integrally molding the inductor to improve the quality, and the inventors have accumulated many years of experience and unresolved research and development improvements. SUMMARY OF THE INVENTION The main object of the present invention is to provide a metal coil-inserted powder compression molding machine and a method for forming an inductor using the powder compression molding machine, which is provided by a powder feeding device provided by a powder compression molding machine. The output powder is coated, and after coating a coil, an inductor is formed by pressurization, and the inductor can be integrated into the shape to improve the quality. The secondary object of the present invention is to provide a metal coil-incorporated powder compression molding. The machine controls the structure of an upper mold, an outer mold and a powder feeding device by a power control unit, and can form an inductor with a continuous mechanical action to accelerate the production speed of the inductor. For the purpose of the above invention, The metal coil insertion type private end compression molding machine of the present invention comprises a fuselage, a lower mold, a powder feeding device and an upper mold. The body is provided with a power control unit and an outer template, and a mold is provided. The upper end of the lower mold is positioned on the outer mold; the upper end of the lower mold is positioned in the mold 8 of the outer mold, and the powder feeding device is placed on the outer mold, including a powder feeding machine and a powder feeding box. One end of the powder feeding machine is connected with the powder feeding box for pushing and pulling the powder feeding box to move horizontally with respect to the outer template; and the upper mold is disposed above the lower mold, including an outer punch and an inner punch, the outer The bottom end of the outer punch is provided with a pressing portion, and the outer punch is provided with a transverse through hole for pushing one end of the powder feeding box horizontally into or out. The method for forming a 6 200916237 inductor using the metal coil placement type powder compression molding machine of the present invention comprises the following steps: a. providing a powder feeder to push a powder feeding box placed on an outer template to send The powder box is horizontally moved on the outer template, and the powder in the powder feeding box is filled down into the top of the lower mold in the outer mold cavity; b. a coil is placed above the powder in the outer mold cavity; c. Moving downwardly with an outer punch having a constant axial hole and a transverse through hole, the pressing portion of the bottom portion of the outer punch is received at the two ends of the coil; d. pushing the powder feeding box to make the powder feeding box - The end passes through the lateral through hole of the outer punch to fill the powder into the axial hole below the transverse through hole; and e. moves downward The inner end of the inner punching end of the shaft is punched into the outer hole of the outer punching hole to be punched over the powder in the shaft hole to form an inductor. In order to facilitate a more in-depth understanding of the present invention, it will be described in detail later: Referring to FIG. 3, which is a preferred embodiment of the metal coil placement type powder compression molding machine i of the present invention, for continuously forming an inductor, the inductor includes a coil, and the coil is covered by a covering body. And the two ends of the coil are respectively extended outward from the opposite sides of the covering body as an electrode; and the metal coil-mounted powder compression molding machine i includes a body 2, a lower mold 3, a powder feeding device 4, and An upper mold 5. A power control unit 21 is disposed on one side of the front end of the fuselage 2 to control a first power unit 23, a first power unit, a power unit tg24 and a first unit disposed in the central accommodating space 22 of the machine 2 In the operation of the three-power unit 25, an outer template 26 is disposed in the valley space 22 of the body 2. The outer surface of the outer template holder is provided with a circular recess 26 for positioning an outer mold provided with a cavity 271. 27, the outer mold 27 and the outer die plate 26 can be driven by the first power unit 23 while Moving the 'other' is provided with an outer panel 28 on the template 26, the bed panel is provided with two rails 20091623728 262. The lower mold 3 includes a square core rod 31 and two push rods (32, 33). The upper end of the core rod 31 is positioned at a central position in the mold cavity 271 of the outer mold 27, and the second push rods (32, 33) are respectively Placed on the two sides of the anger bar 31, and the two push rods (32, 33) can be moved up and down with respect to the mandrel 31 by the driving of the second power unit 24; when implemented, the mandrel 31 and the second push rod (32, 33) can also be combined into one. The powder panel 4 is placed on the bed panel 28 above the outer template 26, and includes a toner container 41 (shown in FIG. 4) and a powder feeder 仏. The top of the powder container 41 is provided with a The circular filling port 411 is provided with magnetic powder for filling a space 412 formed inside the powder feeding box 41. The space 412 forms an opening 413 below the powder feeding box 41. Further, the two sides of the toner container 41 are respectively formed with a projecting portion 414' which is placed in the two rails 262 of the bed panel 28 to slide back and forth with respect to the outer die plate 26 and the bed panel 28. The front end of the powder feeding box is provided with an elongated push rod G 415 which protrudes forward. The powder feeder 42 includes a wishing group 42. The front end of the cylinder is connected to the rear end of the powder feeding box 41, and the powder feeding container 41 is horizontally moved relative to the outer template 26 and the bed panel 28. The upper mold 5 is disposed above the lower mold 3 and is driven up and down by a third power unit support. The upper mold 5 includes a circular tubular outer punch 51 and a square inner punch 52. The square shaft hole 511 is axially connected to the lower end of the punch 52. The bottom of the outer punch 51 is provided with a downwardly convex pressing force 2, and the outer punch 51 is provided at a certain distance above the bottom with a lateral direction and a hole. 513 'The width of the through hole 513 is larger than the front end of the powder feeding box 41, and the one end of the 200916237 powder feeding box 41 can be horizontally pushed in or out. - month, as shown in Fig. 5, which is a preferred embodiment of a method for molding an inductor using the metal coil of the present invention, comprising the following steps: a. providing a powder feeder 42 Pushing the powder feeding box 41' placed on the outer die plate 26 to horizontally move the powder feeding box 41 on the outer die plate 26, and filling the powder in the powder feeding box 41 downward into the lower die in the cavity 271 of the outer mold 27. 31 top. 1 b♦ A coil 6 is placed over the powder in the cavity 271 of the outer mold 27. c. The outer punch 51 having the straight shaft hole 511 and the lateral through hole 513 is moved downward so that the pressing portion 512 at the bottom of the outer punch 51 is pressed against the both ends of the coil 6. d. The powder feed box 41 is pushed so that one end of the powder feed box 41 passes through the lateral through hole 513 of the outer punch 51 to fill the powder into the shaft hole 511 below the lateral through hole 513. e. Move the inner punch 52 downward so that the lower end of the inner punch 52, which is axially connected to the outer hole 51 of the outer punch 51, is punched over the powder in the shaft hole 511 to form an inductor 7. f. The inner and outer punches (51, 52) are moved upward, and the outer die 27 is moved downward relative to the lower die 31 so that the formed inductor 7 protrudes from the surfaces of the outer and lower molds (27, 31). Referring to Figures 3, 6-8, in the first filling procedure in step a, the mandrel 31 of the lower mold 3 is fixed in the cavity 271 of the outer mold 27, with the first power unit. 23 pushes the outer mold 27 upward, and pushes the push rods (32, 33) on both sides of the lower mold 3 upward by the second power unit 200916237 以 to move the rods 31 upward, respectively, so that the top end of the mandrel 31 and the two side push rods ( 32. A recess 34 is formed between the holes to accommodate the magnetic powder filled down by the powder feeding box 41. As shown in Fig. 9, the coil 6 in the step b is just as large as the outer mold 27 in the cavity 271. The top end of the mandrel 31 is 抿懕; the 贞 end is pressed against the powder, and the coil 6 is not in contact with the powder with respect to the electrode 61 at both ends. When the 圏6 is set = the external punch 51 in the step is passed through the third power unit The drive of 25 is pressed against the electrode 61 of the coil 6 at the bottom of the outer punch 51 (as shown in Fig. 1). The d step is the second filling procedure of the present invention, wherein the powder feeder 42 pushes the powder feeding box 4i again, so that the front end of the toner container 41 is filled into the horizontal direction through the lateral through hole of the outer punch 51. The through hole 513 is located in the lower hole 511 and is recorded above the end ring 6. When the filling is completed, the powder feeding machine 42 pulls the powder feeding box 41 to cause the powder feeding box 41 to exit the lateral through hole 513 of the outer punch 51. Referring to the figures 13 and 14 of the month, it is an action flow chart of the e step, wherein the inner punch 52 is moved downward by the driving of the third power unit 25 to connect the shaft to the shaft hole 511 of the outer punch 51. The lower end of the inner punch 52 is punched over the powder in the shaft hole 511, and the outer mold 27 is driven downward by the driving of the first power unit 23 to simultaneously press the powder above and below the coil 6 to completely cover the powder. 6' and form an inductor 7. Please refer to the figure "1, 15 and 16 in the demoulding procedure of the f step". When an inductor 7 is formed, the power control unit 21 controls the first, second and second powers. The unit (23, 24, 25) is actuated 'to make the inner and outer punches (52, 51) 200916237 and the outer mold 27, the push rods (32, 33) on the two sides of the lower mold 3 respectively, up and down - back to the original position, Thereby, the formed inductor 7 protrudes from the surface of the outer and lower molds (27, 3). As shown in Fig. 17, when the above processing steps are completed, When the first-pass filling procedure of step a is performed, the push-push-end push #415 will simultaneously push the formed inductor 6 forward to concentrate in the holding box (not shown); It can carry out continuous production operations. Therefore, the present invention has the following advantages:
本發明藉由-送粉裝置重覆輸出粉末的方式，以加壓成 型一電感’可有效減少模具的數量，降低製造成本。 本發明藉由連續性的機械動作以加壓成型電感，不但可 t快電感的生產速度’且可使電感-體成型，以提高品 练上所述’依上文所揭示之内容，本發明確可達到發 =期目的’提供一種不僅能降低生產成本，有效加快 電感的生產速度，且可使電感一體成型，以提高品質之金 屬線圈置人式粉末壓縮成型機及使㈣金屬線圈置入式粉 末壓縮成型機以成型電感的方法，極具產業上利用之價 值’爰依法提出發明專利申請。 以上所述乃是本發明之具體實施例及所運用之技術手 k =據本文的揭路或教導可衍生推導出許多的變更與修 正’右依本發明之構想所作之等效改變，其所產生之作用 超m及圖式所涵蓋之實質精神時，均應視 本發明之技術範嘴之内’合先陳明。 200916237 【圖式簡單說明】 第1圖係為本發明金屬線圈置入式粉末壓縮成型機之實施 例之正視圖。 弟2圖係為第1圖之a部份之立體外觀圖。 第3圖係為本發明金屬線圈置入式粉末壓縮成型機之實施 例之部份剖面圖。 第4圖係為本發明金屬線圈置入式粉末壓縮成型機之送粉 盒之剖面圖。 第5圖係為本發明使用金屬線圈置入式粉末壓縮成型機以 成型電感的方法之步驟流程圖。 第6〜8®係為本發明使用金屬線圈置人式粉末壓縮成型機 卜以成型電感的方法之a步驟之動作示意圖。 第9圖係為本㈣使用金屬線圈置人式粉末壓縮成型機以 成型電感的方法之b步驟之動作示意圖。 第本㈣制金屬線圈置人式粉末壓縮成型機以 1電感的方法之c步驟之動作示意圖。 第1卜12圖係為本發明使用金 機以成型雷“士+』止 式粉末壓縮成型 ，'電感的方法之d步驟之動作示意圖。 4圖係為本發明使用金屬線圈 第二成Γ感的方法…驟之= 機以成發明使用金屬線圈置入式粉末壓縮成型 第17圖係為本:的方法…驟之動作示意圖。 宁馮本發明使用金屬線圈置 成型電残的t、t 式叔末壓縮成型機以 的方法之加工步驟完成’而重覆進行a步驟時 12 200916237 之動作示意圖。 【主要元件符號說明】 金屬線圈置入式粉末壓縮成型機1 機身 2 動力控制單元 21 容置空間 22 第一動力單元 23 第二動力單元 24 第三動力單元 25 外模板 26 凹槽 261 軌道 262 外模 27 模穴 271 床面板 28 下模 3 芯棒 31 推桿 32、33 凹穴 34 送粉裝置 4 送粉盒 41 置料口 411 空間 412 開口 413 凸出部 414 推桿 415 送粉機 42 壓缸組 421 上模 5 外衝 51 轴孔 511 抵壓部 512 通孔 513 内衝 52 線圈 6 電極 61 電感 7 13The present invention can effectively reduce the number of molds and reduce the manufacturing cost by repeating the output of the powder by the powder feeding device to pressurize the molding type one. The invention adopts continuous mechanical action to press-form the inductor, which can not only produce the speed of the fast inductor, but also can form the inductor-body, so as to improve the product as described above. It is clearly achievable to provide a metal coil-based powder compression molding machine that not only reduces production costs, but also speeds up the production speed of inductors, and can be integrated into the inductor to improve quality, and (4) metal coils are placed. The powder compression molding machine adopts the method of forming the inductance, and has the value of industrial use. The above is a specific embodiment of the present invention and the technical application of the invention. According to the disclosure or teaching of the present invention, many variations and modifications can be derived from the equivalent changes made by the concept of the present invention. When the effect of the super-m and the substantive spirit covered by the schema is taken, it should be regarded as the first in the technical scope of the present invention. 200916237 [Simplified description of the drawings] Fig. 1 is a front view showing an embodiment of a metal coil-inserted powder compression molding machine of the present invention. Brother 2 is a three-dimensional appearance of part a of Figure 1. Fig. 3 is a partial cross-sectional view showing an embodiment of the metal coil-mounted powder compression molding machine of the present invention. Fig. 4 is a cross-sectional view showing the powder feeding box of the metal coil-mounted powder compression molding machine of the present invention. Fig. 5 is a flow chart showing the steps of a method for forming an inductor using a metal coil-inserted powder compression molding machine of the present invention. The sixth to eighth sheets are schematic diagrams showing the operation of the step of forming a method using a metal coil-mounted powder compression molding machine. Fig. 9 is a schematic view showing the operation of step (b) of the method of forming a inductance using a metal coil-mounted human powder compression molding machine. The operation diagram of the c step of the method of the first (four) metal coil placing human powder compression molding machine with 1 inductance. The first drawing is a schematic diagram of the operation of the d-step of the method of using the gold machine to form a mine "Shen +" stop type powder compression molding, and the method of the inductor is used. The method is as follows: The machine uses the metal coil to insert the powder compression molding. The 17th figure is the schematic diagram of the method... The operation of the invention uses the metal coil to form the electric residual t, t type. The processing steps of the method of the tertiary end compression molding machine are completed' and the operation diagram of 12 200916237 is repeated in the step a. [Description of main components] Metal coil-in powder compression molding machine 1 Body 2 Power control unit 21 Space 22 First power unit 23 Second power unit 24 Third power unit 25 Outer formwork 26 Groove 261 Track 262 Outer mold 27 Cavity 271 Bed panel 28 Lower die 3 Mandrel 31 Push rod 32, 33 Pocket 34 Send Powder device 4 Powder feeding box 41 Feeding port 411 Space 412 Opening 413 Projection 414 Push rod 415 Powder feeder 42 Pressure cylinder group 421 Upper mold 5 External punch 51 Shaft hole 511 Pressing portion 512 Through hole 513 Internal punch 52 Coil 6 Electrode 61 Inductance 7 13