TWI342089B - Electrical connector and method for making the same - Google Patents

Electrical connector and method for making the same Download PDF

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Publication number
TWI342089B
TWI342089B TW95139012A TW95139012A TWI342089B TW I342089 B TWI342089 B TW I342089B TW 95139012 A TW95139012 A TW 95139012A TW 95139012 A TW95139012 A TW 95139012A TW I342089 B TWI342089 B TW I342089B
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Taiwan
Prior art keywords
base
electrical connector
solder ball
insulating body
terminal receiving
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TW95139012A
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Chinese (zh)
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TW200820507A (en
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Fu Pin Hsieh
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Hon Hai Prec Ind Co Ltd
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Priority to TW95139012A priority Critical patent/TWI342089B/en
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Publication of TWI342089B publication Critical patent/TWI342089B/en

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1342089 D99年12月22日 六、發明說明: 【發明所屬之技術領域】 _]纟發明關於一種電連接器及其製造方法,尤指一種電性 連接晶片模組至印刷電路板之電連接器及其製造方法。 【先前技術】 _]隨著科技之不斷進步,用於電性連接晶片模組至印刷電 路板之電連接器邊知越來越小,其端子之密度亦隨之變 得越來越大。故,在電連接器之導電端子之焊接部上植 錫球時極易發生錫球與電連接器之絕緣本體發生干涉或 多個錫球串接於一起。 [0003] 第一圖揭示了 一種與本發明相關之電連接器9,其包括絕 緣本體8及容設於絕緣本體8内之複數導電端子7。絕緣本 體8大致呈方形構造,其設有安裝面81和連接面82。貫穿 於前述兩個表面之端子槽83呈矩陣排列,每一端子槽均 設有凸出絕緣本體安裝面之凸塊,凸塊亦爲矩陣式排列 ’其凸伸出絕緣本體安裝面81—定高度且凸塊頂端處於 同一支撐平面。絕緣本體安裝面81之四側還設有略高於 凸塊之側壁。另外,絕緣本體8之連接面82之四側中部處 也設有凸出之矩形條狀物821。 [0004] 惟這種結構之電連接器,至少存在以下之缺點:由於只 在絕緣本體之連接面之四侧處設有矩形條狀物,故,在 電連接器安裝時,絕緣本體之中部易在安裝壓力作用下 向内凹進’從而影響導電端子之正位度,甚至會損壞導 電端子。此時即使在絕緣本體連接面之端子收容槽之隔 欄上設置凸塊解決前述缺點,但該設計又提高了導電端 095139012 表單编號A0101 第3頁/共15頁 0993457199-0 m2089 I 099年12'月22日修正替換 子焊接部上植錫球時發生錫球與絕緣本體干涉之幾率。 [0005] 鑒於此,實有必要提供一種改進之電連接器,以克服前 述電連接器之缺陷。 【發明内容】 [0006] 本發明要解決之技術問題係提供一種電連接器及其製造 方法,尤指一種有助於保護導電端子且能方便植入錫球 之電連接器及其製造方法。 [0007] 爲此,本發明提供了 一種連接晶月模組至印刷電路板之 電連接器,其包括設有端子收容镥之絕緣本體、容設於 端子收容槽中之複數導電 固持部末端水平彎折形成屋 錫球之導電端子安裝於絕1342089 December 22, D99, the invention description: [Technical field of the invention] _] 纟 invention relates to an electrical connector and a method of manufacturing the same, and more particularly to an electrical connector for electrically connecting a chip module to a printed circuit board And its manufacturing method. [Prior Art] _] With the continuous advancement of technology, the electrical connectors for electrically connecting the chip modules to the printed circuit boards are becoming smaller and smaller, and the density of the terminals is also becoming larger and larger. Therefore, when the solder ball is implanted on the soldering portion of the conductive terminal of the electrical connector, the solder ball is likely to interfere with the insulating body of the electrical connector or a plurality of solder balls are connected in series. The first figure discloses an electrical connector 9 associated with the present invention, comprising an insulating body 8 and a plurality of conductive terminals 7 received in the insulative housing 8. The insulating body 8 has a substantially square configuration and is provided with a mounting surface 81 and a connecting surface 82. The terminal slots 83 penetrating the two surfaces are arranged in a matrix, and each of the terminal slots is provided with a protrusion protruding from the mounting surface of the insulating body, and the bumps are also arranged in a matrix arrangement, which protrudes from the mounting surface 81 of the insulating body. Height and the top of the bump is in the same support plane. The four sides of the insulative housing mounting surface 81 are also provided with side walls that are slightly higher than the bumps. In addition, a convex strip 821 is also provided at the middle of the four sides of the connecting surface 82 of the insulative housing 8. [0004] However, the electrical connector of such a structure has at least the following disadvantages: since only rectangular strips are provided at the four sides of the connecting surface of the insulating body, the middle portion of the insulating body is installed when the electrical connector is mounted. It is easy to inwardly recessed under the installation pressure, thus affecting the positive position of the conductive terminals and even damaging the conductive terminals. At this time, even if a bump is provided on the spacer of the terminal receiving groove of the insulating body connecting surface to solve the above disadvantages, the design improves the conductive end 095139012. Form No. A0101 Page 3 / Total 15 Page 0993457199-0 m2089 I 099 On the 22nd of the 22nd, the probability of interference between the solder ball and the insulating body occurred when the solder ball was replaced on the sub-weld. In view of this, it is necessary to provide an improved electrical connector that overcomes the deficiencies of the foregoing electrical connectors. SUMMARY OF THE INVENTION [0006] The technical problem to be solved by the present invention is to provide an electrical connector and a method of fabricating the same, and more particularly to an electrical connector that facilitates protection of a conductive terminal and facilitates implantation of a solder ball, and a method of fabricating the same. [0007] To this end, the present invention provides an electrical connector for connecting a crystal module to a printed circuit board, which includes an insulating body provided with a terminal receiving port, and a plurality of conductive holding end ends accommodated in the terminal receiving groove. The conductive terminals that are bent to form the tin ball are installed in the

之一 側組設一基座,該基座之高度不f%#錫球之高度One side is provided with a base, the height of the base is not f%# the height of the solder ball

[0008] 爲解決前述技術問題,本發明還可採用如下技術方案: 一種電連接器之製造方法,:提供一絕 緣本體,該絕緣本體上設有岸;##形之>端子收容槽;衝 壓一金屬片形成複數導電;產瀹其固定於端子收容 槽中;在導電端子之尾部上植錫球;提供一基座組裝於 絕緣本體靠近錫球之一面且保證錫球部分超出基座之外 [0009] 相對于與本發明相關之技術,本發明電連接器具有以下 優點:本發明電連接器之絕緣本體上組設之基座可以在 導電端子植錫球後安裝。由此,可以降低植錫球時錫球 與絕緣本體干涉之幾率,同時,組設絕緣本體上之基座 095139012 表單編號 A0101 第 4 頁/共 15 頁 0993457199-0 1342089 099年12月22日按正替换頁 還能保護導電端子不被壓壞。 【實施方式】 [0010] 。月參閱第二圖和第三圖所示,本發明電連接器丨〇 〇,用以 屯性連接晶片模組(未圖示)至印刷電路板(未圖示) ,其包括絕緣本體20、收容於絕緣本體20’之複數導電 端子30及組設於絕緣本體2Q上之基座4〇。 [0011] 絕緣本體20大致呈方形構造,其包括用以承載晶片模組 之戈·裝面21和與其對應之配合於基座之組合面22。貫 穿於前述兩個表面之端子收容槽23呈矩陣排列,每一端 子收容槽23均設有凸出絕緣本體安裝面21之凸塊231,凸 塊231亦爲矩陣式排列,其凸伸出絕緣本體安裝面?! 一定 高度且凸塊231頂端處於同一支撐平面,絕緣本體安裝面 21之四側設有略高於凸塊之側欄211。絕緣本體之組合面 22之對角線方向還設有用於配合基座4〇之凹孔221。 [0012] 導電端子30包括基部31、自基部31向下延伸之固持部32 、固持部32末端水平彎折形成之尾部321及自基部31之一 側彎折而出之彈性片33。其中固持部32之兩側分別設有 第一倒刺322及第二倒刺323。彈性片33包括連接部331 、於豎直方向延伸之支撐部332及連設於支撐部一端之彈 性部333 ’其中彈性片33通過連接邹331連設於基部31之 一側,且該連接部331具一彎折使彈性片33與基部31之間 形成有一夾角。彈性部333又包括彎折連設於支撐部332 之一端並斜向上延伸之延伸部3331、連設於延伸部3331 一端並向上彎折形成之呈弧狀之接觸部3332。 基座40與絕緣本體20之形狀近似,其設有貫穿於上下兩 095139012 表單編號A0101 第5頁/共15頁 0993457199-0 [0013] «42089 099年12月22日修正替换頁 個表面且呈柵格排列之收容孔41。此外,基座40與絕緣 本體2 0配合之表面上之對角線方向設有組裝時與絕緣本 體20上之凹孔221發生干涉配合之圓柱形凸柱42。 [0014] 請繼續參考第四圖和第五圖所示,組裝時先將導電端子 30收容於端子收容槽23中,此時,導電端子30之基部31 緊貼於端子收容槽23之一側壁,固持部32之第一倒刺322 及第二倒刺323與端子收容槽23之側壁相干涉以將導電端 子30固持於端子收容槽23中,再在導電端子30之固持部 32末端水平彎折形成之尾部321上據錫球(未標號),最 後,將基座40組設於繙緣本禮划H組含廉22上,如是絕 緣本體2 ο與基座4 〇之間就組合面2 2 上之凹孔221組合在-起。本體20非-體成型之結構設計,不僅克服了在導胃等30上楂錫球 ::.:Ά.' 所發生之錫球與絕緣本禮2 0干涉之可緣另使得錫球高 度大於基座高度,即錫球露|ii基f,|]時由於導電 端子30之四週都設有處於私一丨物,從而保 卜一 tv 證了導電端子30不被壓壞~ v [0015] [0016] [0017] [0018] [0019] 該種電連接器100之製造方法,包括以下步驟: a.提供一絕緣本體20,該絕緣本體20上設有注塑成形之 端子收容槽23 ; b.衝壓一金屬片形成複數導電端子30,並將其固定於端 子收容槽23中; c, 在導電端子30之尾部上植錫球; d. 提供一將基座40組裝於絕緣本體20靠近錫球之一面且 095139012 表單編號A0101 第6頁/共15頁 0993457199-0 1342,089 099年12月22日梭正替換頁 保證錫球部分超出基座4 0之外。 [0020] 綜上所述,本發明確已符合發明專利之要件,爰依法提 出申請專利。惟,以上所述者僅係本發明之較佳實施方 式,本發明之範圍並不以前述實施方式為限,舉凡熟習 本案技藝之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】 [0021] 第一圖爲與本發明相關之電連接器之立體組合圖; [0022] 第二圖爲本發明電連接器之立體組合圖; [0023] 第三圖爲本發明電連接器之絕緣本體與基座之立體分解 圖; [0024] 第四圖爲本發明電連接器之導電端子之放大圖; [0025] 第五圖爲本發明電連接器另一方向之立體組合圖。 【主要元件符號說明】 [0026] 電連接器:100 [0027] 絕緣本體:20 [0028] 安裝面:2 1 [0029] 側欄:2 11 [0030] 組合面:22 [0031] 凹孔:221 [0032] 收容槽:23 095139012 表單編號A0101 第7頁/共15頁 0993457199-0 T342089 [0033] 凸塊:231 [0034] 導電端子:30 [0035] 基部:31 [0036] 固持部:32 [0037] 尾部:321 [0038] 第一倒刺:322 [0039] 第二倒刺:323 [0040] 彈性片:33 [0041] 連接部:331 [0042] 支撐部:332 [0043] 彈性部:333 [0044] 延伸部:3331 [0045] 接觸部:3332 [0046] 基座:40 [0047] 收容孔:41 [0048] 凸柱:42 095139012 表單編號 A0101 099年12月22日修正替换頁[0008] In order to solve the foregoing technical problems, the present invention may also adopt the following technical solutions: A method for manufacturing an electrical connector, comprising: providing an insulative body, the insulative body is provided with a shore; ##形的> terminal receiving groove; Stamping a metal sheet to form a plurality of conductive materials; the crucible is fixed in the terminal receiving groove; the solder ball is implanted on the tail of the conductive terminal; and a base is assembled on the insulating body to be close to one side of the solder ball and the solder ball portion is beyond the base [0009] With respect to the technology related to the present invention, the electrical connector of the present invention has the following advantages: the susceptor assembled on the insulative housing of the electrical connector of the present invention can be mounted after the conductive terminal is soldered. Therefore, the probability of interference between the solder ball and the insulating body during the soldering of the ball can be reduced, and at the same time, the pedestal on the insulating body is set to 095139012. Form No. A0101 Page 4 of 15 0993457199-0 1342089 Pressed on December 22, 099 The positive replacement page also protects the conductive terminals from being crushed. Embodiments [0010]. Referring to the second and third figures, the electrical connector of the present invention is used to electrically connect a chip module (not shown) to a printed circuit board (not shown), which includes an insulative body 20, The plurality of conductive terminals 30 housed in the insulative housing 20' and the base 4 disposed on the insulative housing 2Q. [0011] The insulative housing 20 has a substantially square configuration and includes a mounting surface 21 for carrying the wafer module and a combined surface 22 corresponding thereto for mating with the base. The terminal receiving slots 23 extending through the two surfaces are arranged in a matrix. Each of the terminal receiving slots 23 is provided with a protrusion 231 protruding from the mounting surface 21 of the insulating body. The bumps 231 are also arranged in a matrix, and the protruding protrusions are insulated. Body mounting surface? ! The height of the bumps 231 is at the same support plane, and the four sides of the insulating body mounting surface 21 are provided with side rails 211 slightly higher than the bumps. A concave hole 221 for engaging the base 4 is also provided in the diagonal direction of the combined surface 22 of the insulative housing. [0012] The conductive terminal 30 includes a base portion 31, a retaining portion 32 extending downward from the base portion 31, a tail portion 321 formed by horizontally bending the end of the retaining portion 32, and an elastic piece 33 bent from one side of the base portion 31. The first barb 322 and the second barb 323 are respectively disposed on two sides of the holding portion 32. The elastic piece 33 includes a connecting portion 331 , a supporting portion 332 extending in a vertical direction, and an elastic portion 333 ′ ′′ connected to one end of the supporting portion, wherein the elastic piece 33 is connected to one side of the base portion 31 by a connection 331 and the connecting portion The 331 has a bend to form an angle between the elastic piece 33 and the base 31. The elastic portion 333 further includes an extending portion 3331 which is bent and connected to one end of the supporting portion 332 and extends obliquely upward, and is formed in an arc-shaped contact portion 3332 which is bent at one end of the extending portion 3331 and is bent upward. The base 40 is similar to the shape of the insulative housing 20, and is provided with a penetrating upper and lower two 095139012. Form number A0101 5th page/15 pages 0993457199-0 [0013] «42089 December 22, 099, the replacement page surface is modified and presented The housing hole 41 of the grid arrangement. In addition, a cylindrical stud 42 is provided in a diagonal direction on the surface of the base 40 that is mated with the insulating body 20 in an interference fit with the recess 221 in the insulating body 20. [0014] Please continue to refer to the fourth and fifth figures. In the assembly, the conductive terminal 30 is first received in the terminal receiving groove 23. At this time, the base portion 31 of the conductive terminal 30 is in close contact with one side of the terminal receiving groove 23. The first barb 322 and the second barb 323 of the holding portion 32 interfere with the sidewall of the terminal receiving groove 23 to hold the conductive terminal 30 in the terminal receiving groove 23, and then horizontally bend at the end of the holding portion 32 of the conductive terminal 30. The folded tail portion 321 is formed with a solder ball (not labeled). Finally, the base 40 is assembled on the flanged edge of the H group, and if the insulating body 2 is combined with the base 4 2 2 The upper recess 221 is combined in the up. The structural design of the body 20 non-body molding not only overcomes the tin ball on the stomach guide 30::.:Ά.' The occurrence of the solder ball and the insulation of the present 20 interference can make the solder ball height greater than The height of the pedestal, that is, the tin ball dew|ii base f,|], is provided in the periphery of the conductive terminal 30, and the protective terminal 30 is not crushed. [0015] [0019] [0018] [0019] The manufacturing method of the electrical connector 100 includes the following steps: a. providing an insulative housing 20, the insulative housing 20 is provided with an injection molded terminal receiving slot 23; b Stamping a metal sheet to form a plurality of conductive terminals 30 and fixing them in the terminal receiving groove 23; c, implanting a solder ball on the tail of the conductive terminal 30; d. providing a base 40 assembled to the insulating body 20 near the tin One side of the ball and 095139012 Form number A0101 Page 6 / Total 15 pages 0993457199-0 1342, 089 On December 22, 099, the shuttle replacement page ensures that the solder ball portion is beyond the base 40. [0020] In summary, the present invention has indeed met the requirements of the invention patent, and the patent application is filed according to law. However, the above-mentioned embodiments are merely preferred embodiments of the present invention, and the scope of the present invention is not limited to the foregoing embodiments, and those skilled in the art will be able to make equivalent modifications or variations in accordance with the spirit of the present invention. It should be covered by the following patent application. BRIEF DESCRIPTION OF THE DRAWINGS [0021] The first figure is a perspective assembled view of an electrical connector related to the present invention; [0022] The second figure is a perspective assembled view of the electrical connector of the present invention; [0023] An exploded perspective view of an insulative housing and a base of the electrical connector of the present invention; [0024] FIG. 4 is an enlarged view of a conductive terminal of the electrical connector of the present invention; [0025] FIG. 5 is another direction of the electrical connector of the present invention The three-dimensional combination map. [Description of main component symbols] [0026] Electrical connector: 100 [0027] Insulating body: 20 [0028] Mounting surface: 2 1 [0029] Sidebar: 2 11 [0030] Combination surface: 22 [0031] Recessed hole: 221 [0032] Storage slot: 23 095139012 Form number A0101 Page 7 / Total 15 page 0993457199-0 T342089 [0033] Bump: 231 [0034] Conductive terminal: 30 [0035] Base: 31 [0036] Hold: 32 [0037] Tail: 321 [0038] First barb: 322 [0039] Second barb: 323 [0040] Elastic piece: 33 [0041] Connection: 331 [0042] Support: 332 [0043] Elastic portion :333 [0044] Extension: 3331 [0045] Contact: 3332 [0046] Base: 40 [0047] Housing hole: 41 [0048] Column: 42 095139012 Form number A0101 December 22, 2017 Revision replacement page

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Claims (1)

1342089 099年12月22日俊正替换頁 七、申請專利範圍: 1 . 一種電連接器,用以電性連接晶片模組至印刷電路板,其 包括設有端子收容槽之絕緣本體及容設於端子收容槽中之 複數導電端子,導電端子包括基部、自基部向下延伸之固 持部、由固持部末端水平彎折形成之尾部、及自基部之一 側彎折而出之彈性片,尾部上植有錫球,彈性片包括向上 彎折形成之接觸部,其中植有錫球之導電端子安裝於絕緣 本體後,絕緣本體上有錫球之一側組設有基座,該基座之 向度不南於錫球之1¾度。 2 .如申請專利範圍第1項所述之電連接器,其中所述基座將 導電端子尾部之錫球劃分爲複數區域。 3 .如申請專利範圍第1項所述之電連接器,其中所述絕緣本 體設有具凹孔之配合面,基座上設有與凹孔對應之凸柱, 組裝後,凸柱卡持于凹孔之中。 4 .如申請專利範圍第1項所述之電連接器,其中所述端子收 容槽均設有凸出絕緣本體之安裝面之凸塊,凸塊亦爲矩陣 式排列,其凸伸出絕緣本體安裝面一定高度且凸塊頂端處 於同一支撐平面。 5 .如申請專利範圍第4項所述之電連接器,其中所述絕緣本 體上還設有略高於凸塊之側欄。 6 . —種電連接器之製造方法,包括以下步驟: a. 提供一絕緣本體,該絕緣本體上設有注塑成形之端子收 容槽; b. 衝壓一金屬片形成複數導電端子,並將其固定於端子收 容槽中,導電端子包括基部、自基部向下延伸之固持部、 095139012 表單編號A0101 第9頁/共15頁 0993457199-0 "1342089 099年12月22日修正替换頁 由固持部末端水平彎折形成之尾部、及自基部之一側彎折 而出之彈性片,彈性片包括向上彎折形成之接觸部; C .在導電端子之尾部上植錫球; d.提供一基座,組裝於絕緣本體靠近錫球之一面且保證錫 球部分超出基座之外。 0951390121342089 December 22, 099, the replacement of the page, the patent application scope: 1. An electrical connector for electrically connecting the chip module to the printed circuit board, comprising an insulating body provided with a terminal receiving groove and being accommodated in a plurality of conductive terminals in the terminal receiving groove, the conductive terminal includes a base portion, a retaining portion extending downward from the base portion, a tail portion formed by horizontally bending the end of the retaining portion, and an elastic piece bent from one side of the base portion, and the tail portion is formed on the tail portion The solder ball is implanted with a solder ball, and the elastic piece includes a contact portion formed by bending upward, wherein the conductive terminal implanted with the solder ball is mounted on the insulating body, and one side of the solder ball on the insulating body is provided with a base, and the base is oriented The degree is not souther than the 13⁄4 degree of the tin ball. 2. The electrical connector of claim 1, wherein the pedestal divides the solder ball at the tail of the conductive terminal into a plurality of regions. 3. The electrical connector of claim 1, wherein the insulative housing is provided with a mating surface having a recessed hole, and the base is provided with a protruding post corresponding to the recessed hole, and after assembly, the stud is clamped In the recessed hole. 4. The electrical connector of claim 1, wherein the terminal receiving slots are provided with protrusions protruding from a mounting surface of the insulating body, and the bumps are also arranged in a matrix, protruding from the insulating body. The mounting surface has a certain height and the top ends of the bumps are on the same support plane. 5. The electrical connector of claim 4, wherein the insulating body further has a side rail that is slightly higher than the bump. 6. A method of manufacturing an electrical connector, comprising the steps of: a. providing an insulative housing having an injection-molded terminal receiving groove; b. stamping a metal sheet to form a plurality of conductive terminals and fixing the same In the terminal receiving groove, the conductive terminal includes a base portion, a holding portion extending downward from the base portion, 095139012 Form No. A0101 Page 9/15 pages 0993457199-0 "1342089 December 22, 099 Correction replacement page by the end of the holding portion a horizontally bent tail portion and an elastic piece bent from one side of the base portion, the elastic piece includes a contact portion formed by bending upward; C. a solder ball is attached to the tail portion of the conductive terminal; d. providing a base , assembled on the insulating body near one side of the solder ball and ensure that the solder ball portion is beyond the base. 095139012 表單編號A0101 第10頁/共15頁 0993457199-0Form No. A0101 Page 10 of 15 0993457199-0
TW95139012A 2006-10-23 2006-10-23 Electrical connector and method for making the same TWI342089B (en)

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