WO2020181828A1 - 一种插针焊接工装及插针固定方法 - Google Patents

一种插针焊接工装及插针固定方法 Download PDF

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Publication number
WO2020181828A1
WO2020181828A1 PCT/CN2019/119749 CN2019119749W WO2020181828A1 WO 2020181828 A1 WO2020181828 A1 WO 2020181828A1 CN 2019119749 W CN2019119749 W CN 2019119749W WO 2020181828 A1 WO2020181828 A1 WO 2020181828A1
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Prior art keywords
pin
groove
gland
positioning angle
copper clad
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English (en)
French (fr)
Inventor
张茹
臧天程
安勇
金浩
王素隔
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Yantai Taixin Electronic Technology Co Ltd
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Yantai Taixin Electronic Technology Co Ltd
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Publication of WO2020181828A1 publication Critical patent/WO2020181828A1/zh
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/08—Auxiliary devices therefor

Definitions

  • the invention relates to a pin welding tool and a pin fixing method, belonging to the technical field of welding processing.
  • IGBT Insulated Gate Bipolar Transistor
  • insulated gate bipolar transistor is a composite fully controlled voltage-driven power semiconductor device composed of BJT (bipolar transistor) and MOS (insulated gate field effect transistor).
  • BJT bipolar transistor
  • MOS insulated gate field effect transistor
  • the good fixation of the pins during the soldering process has always been annoying, because the pins need to pass through the bottom of the top cover from bottom to top, and then place the two on the DBC substrate.
  • the pins are easy to fall, and people have always used a variety of technological methods to improve, but the effect is not very obvious.
  • the usual method is to first place the DBC at the bottom of the pins, and then place the top cover, the pins and the DBC substrate together on the soldering base. This method is difficult to manually operate, and it is easy to touch the bonding wires, causing the module bad.
  • the purpose of the present invention is to provide a pin welding tool and a pin fixing method, which realizes the tight connection between the pin and the ceramic copper clad plate after soldering through the solder paste, the welding effect is good, the welding is firm, and the pin and the ceramic copper clad plate are prevented from being welded It is prone to loosening afterwards to ensure the firmness of the product welding.
  • a pin welding tool for fixed welding of pins comprising a base part and a gland part, the upper end of the base part is formed with a groove, and the gland part cooperates Above the base portion, a plurality of positioning holes penetrating up and down are formed on the cover portion, and the positioning holes cover the upper part of the groove after the cover portion and the base portion are matched;
  • the gland part is configured with an elastic body for fixing the pin according to the layout of the positioning hole, and the elastic body carries the fixed pin into the groove to contact
  • the ceramic copper clad laminate in the groove is welded after pulling out the elastomer.
  • the base part includes a base body, a side body, an inner positioning angle and an outer positioning angle
  • the base body is formed at the bottom of the base part, and the groove is formed above the base body
  • the side body is located at the edge of the groove, and the side body is formed by extending upward from the bottom plate body;
  • the inner positioning angle is provided on the edge of the groove, and the inner positioning angle is located inside the side body,
  • the inner positioning angle is provided with a first arc-shaped notch;
  • the outer positioning angle is arranged on the outer side of the inner positioning angle, and the outer positioning angle is located at the edge of the side body.
  • the gland portion includes a top plate body, and the edge of the top plate body is recessed inward to form a second arc-shaped notch; the positioning holes are evenly distributed on the top plate body.
  • the hole diameter of the positioning hole is greater than the diameter of the pin by at least 0.2 mm.
  • a plurality of the base parts are arranged in an m ⁇ n layout in an integrated manner, m and n are natural numbers, and each base part is configured with a gland part.
  • the elastomer adopts a thermoplastic elastomer TPE/TPR.
  • the embodiment of the present invention also provides a pin fixing method, which is based on the above welding tooling and includes the following steps:
  • the fixed pin carried by the elastic body extends into the groove to contact the ceramic copper clad laminate placed in the groove, and the gland part is fixed on the base part through the outer positioning angle;
  • the pin fixing method As a preferred solution of the pin fixing method, after the gland part is fixed to the base part through the outer positioning angle, the pin and the ceramic copper clad laminate are in contact and pressed state.
  • the elastic body is removed and reused.
  • the beneficial effect of the present invention is that the welding tool is fixed by the elastic body pin according to the layout of the positioning hole, the elastic body carries the fixed pin into the groove and contacts the ceramic copper clad laminate placed in the groove for welding, and the gland part After being fixed to the base part by the outer positioning angle, the pins and the ceramic copper clad laminate are in contact and pressed state, so that the pins and the ceramic copper clad laminate can be tightly connected after soldering, preventing the pins and the ceramic copper clad laminate from being easily welded The phenomenon of loosening occurs, which ensures that the product is welded firmly, with good quality and high yield.
  • the welding tooling can also be arranged in an m ⁇ n array according to the size of the welding furnace.
  • the number of modules that can be placed is flexible and variable, which increases the space utilization rate.
  • the positioning hole in the gland part can achieve a large number of pins and a high density.
  • the pins can be flexibly arranged according to different designs.
  • FIG. 1 is a schematic diagram of the structure of a pin welding tool provided by an embodiment of the present invention.
  • FIG. 2 is a schematic diagram of the structure of the base part of the pin welding tool provided by the embodiment of the present invention.
  • FIG. 3 is a schematic diagram of the structure of the gland part of the pin welding tool provided by the embodiment of the present invention.
  • FIG. 4 is a schematic diagram of a combined structure of a pin, an elastic body, and a gland part provided by an embodiment of the present invention
  • FIG. 5 is a schematic flowchart of a pin fixing method provided by an embodiment of the present invention.
  • base part 101, groove; 102, bottom plate body; 103, side body; 104, inner positioning angle; 105, outer positioning angle; 106, first arc-shaped notch; 2. gland part; 201 , Positioning hole; 202, the top plate body; 203, the second arc-shaped gap; 3. elastic body.
  • FIG. 1 see Figure 1, Figure 2, Figure 3 and Figure 4, provides a pin welding tool for fixed welding pin A, including a base part 1 and a gland part 2, a number of the base
  • the parts 1 are arranged in a 2 ⁇ 2 layout in one piece, and each of the base parts 1 is configured with a cover part 2.
  • a groove 101 is formed at the upper end of the base portion 1, and the groove 101 is used for placing the ceramic copper clad laminate B to be welded.
  • the gland part 2 is fitted above the base part 1, and the gland part 2 is formed with a number of positioning holes 201 penetrating up and down.
  • the positioning holes 201 cover after the gland part 2 and the base part 1 are matched Above the groove 101, the positioning hole 201 can realize a large number of pins A and a high density, and the pins A can be arranged flexibly according to different designs.
  • the gland portion 2 is configured with an elastic body 3, the elastic body 3 is used to fix the pin A according to the layout of the positioning hole 201, and the elastic body 3 carries the fixed pin A into The groove 101 contacts the ceramic copper clad laminate B placed in the groove 101 for welding.
  • the base part 1 includes a base body 102, a side body 103, an inner positioning angle 104 and an outer positioning angle 105, the base body 102 is formed at the bottom of the base part 1, and the base
  • the groove 101 is formed above the body 102; the side body 103 is located at the edge of the groove 101, and the side body 103 is formed by extending upward from the bottom plate body 102; the inner positioning angle 104 is set in the recess On the edge of the groove 101, the inner positioning angle 104 is located inside the edge body 103; the outer positioning angle 105 is arranged outside the inner positioning angle 104, and the outer positioning angle 105 is located at the edge of the edge body 103.
  • the inner positioning corner 104 is used for positioning the ceramic copper clad laminate B, and the inner positioning corner 104 has an arc-shaped first arc-shaped notch 106 for easy access to the ceramic copper clad laminate B.
  • the size of the inner positioning angle 104 is strictly required, which is lower than 0.5mm from the upper end of the S-shaped pin A to the bottom of the ceramic copper clad laminate B. A vertical pressure is applied to the pin A to make the welding firm.
  • the gland part 2 includes a top plate body 202, the edge of the top plate body 202 is recessed inward to form a second arc-shaped notch 203; the positioning holes 201 are evenly distributed on the top plate ⁇ 202 ⁇ Body 202 on.
  • the diameter of the positioning hole 201 is greater than the diameter of the pin A by at least 0.2 mm.
  • the second arc-shaped notch 203 facilitates the removal of the gland part 2 after the pin A is welded.
  • the positioning hole 201 is used to locate the pin A to ensure the accuracy of the pin A on the ceramic copper clad laminate B.
  • the diameter of the positioning hole 201 0.2mm larger than the diameter of pin A.
  • Each module has a gland 2 which is independent of each other and does not affect each other. The number of modules can be increased or decreased according to the actual situation, which is convenient to use.
  • the positioning hole 201 covers the entire gland part 2, and the pins A can be flexibly arranged according to different designs.
  • the elastomer 3 is a thermoplastic elastomer TPE/TPR.
  • the thermoplastic elastomer TPE/TPR has high strength, high resilience, can be processed by injection molding, has a wide range of applications, is environmentally friendly, non-toxic and safe, can realize the repeated insertion and removal of the pin A, and has a high reuse rate.
  • an embodiment of the present invention also provides a pin A fixing method. Based on the above welding tooling, the method includes the following steps:
  • the pin A fixing method after the gland portion 2 is fixed to the base portion 1 through the outer positioning angle 105, the pin A and the ceramic copper clad laminate B are in contact and pressed state. Before pin A is welded, the elastic body 3 is pulled out and reused.
  • the welding tool of the embodiment of the present invention is fixed by the pin A of the elastic body 3 according to the layout of the positioning hole 201, and the elastic body 3 carries the fixed pin A and extends into the groove 101 to contact the ceramic copper clad laminate B placed in the groove 101.
  • the gland part 2 is fixed to the base part 1 by the outer positioning angle 105, the pin A and the ceramic copper clad laminate B are in contact and pressed state, so that the pin A and the ceramic copper clad laminate B are connected by solder paste. It prevents the pin A and the ceramic copper clad laminate B from being easily loosened after welding, which ensures that the product is welded firmly, with good quality and high yield.
  • the welding tooling can also be arranged in an m ⁇ n array according to the size of the welding furnace, and the number of modules that can be placed is flexible, which increases the space utilization rate.
  • the positioning hole 201 of the gland part 2 can achieve a large number of pins A.
  • the density is high, and the pin A can be arranged flexibly according to different designs.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Arc Welding In General (AREA)

Abstract

一种插针（A）焊接工装及插针（A）固定方法，包括底座部（1）和压盖部（2），底座部（1）上端形成有凹槽（101），压盖部（2）配合在底座部（1）的上方，压盖部（2）上形成有若干上下贯通的定位孔（201），定位孔（201）在压盖部（2）和底座部（1）配合后覆盖在凹槽（101）的上方；压盖部（2）配置有弹性体（3），弹性体（3）用于将插针（A）根据定位孔（201）的布局进行固定，弹性体（3）携带固定后的插针（A）伸入凹槽（101）接触置于凹槽（101）内的陶瓷覆铜板（B），拔掉弹性体（3）后进行焊接。该工装使插针（A）和陶瓷覆铜板（B）通过锡膏焊接后实现紧密连接，防止了插针（A）和陶瓷覆铜板（B）在焊接后容易出现松动的现象，焊接效果好，焊接牢固。

Description

一种插针焊接工装及插针固定方法 技术领域
本发明涉及一种插针焊接工装及插针固定方法，属于焊接加工技术领域。
背景技术
IGBT(Insulated Gate Bipolar Transistor)，绝缘栅双极型晶体管，是由BJT(双极型三极管)和MOS(绝缘栅型场效应管)组成的复合全控型电压驱动式功率半导体器件。插针在IGBT封装中起到将电极信号引出的作用，因此插针与陶瓷覆铜板DBC之间的焊接强度和质量成为了评估IGBT模块性能的一项重要指标。插针焊接过程是将锡膏印刷在DBC基板焊盘上，然后将插针固定，最后进入回流炉中进行焊接，其焊接质量可直接影响产品的散热性和耐热疲劳性。
传统技术方案中，焊接过程中的插针良好固定一直是令人们烦恼的，由于插针需从顶盖的底部自下而上穿过，然后将二者放置在DBC基板上，在此过程中插针容易掉落，一直以来人们也采用多种工艺方法进行改进，但效果不是很明显。通常的方法是先将DBC放置在插针底部，再将顶盖、插针和DBC基板一起放置在焊接底座上，此种方法，手工操作难度大，而且容易触碰到键合丝，造成模块不良。
发明内容
本发明目的在于提供一种插针焊接工装及插针固定方法，实现插针和陶瓷覆铜板通过锡膏焊接后的紧密连接，焊接效果好、焊接牢固，防止了插针和陶瓷覆铜板在焊接后容易出现松动的现象，确保产品焊接的牢固性。
本发明解决上述技术问题的技术方案如下：一种插针焊接工装，用于插针的固定焊接，包括底座部和压盖部，所述底座部上端形成有凹槽，所 述压盖部配合在所述底座部的上方，压盖部上形成有若干上下贯通的定位孔，所述定位孔在所述压盖部和底座部配合后覆盖在凹槽的上方；
所述压盖部配置有弹性体，所述弹性体用于将所述插针根据所述定位孔的布局进行固定，弹性体携带固定后的所述插针伸入所述凹槽接触置于凹槽内的陶瓷覆铜板，拔掉弹性体后进行焊接。
作为插针焊接工装的优选方案，所述底座部包括底板体、边体、内定位角和外定位角，所述底板体形成在所述底座部的底部，底板体的上方形成所述凹槽；所述边体位于所述凹槽的边缘，边体由所述底板体向上方延伸形成；所述内定位角设置在所述凹槽的边缘，内定位角位于所述边体的内侧，内定位角处设有第一弧形缺口；所述外定位角设置在所述内定位角的外侧，外定位角位于所述边体的边缘。
作为插针焊接工装的优选方案，所述压盖部包括顶板体，所述顶板体的边缘向内侧凹陷形成第二弧形缺口；所述定位孔均匀分布在所述顶板体上。
作为插针焊接工装的优选方案，所述定位孔的孔径大于所述插针直径至少0.2mm。
作为插针焊接工装的优选方案，若干所述底座部一体式以m×n的布局进行排列，m、n为自然数，每个所述底座部配置一个压盖部。
作为插针焊接工装的优选方案，所述弹性体采用热塑性弹性体TPE/TPR。
本发明实施例还提供一种插针固定方法，基于上述的焊接工装，包括以下步骤：
将待焊接的陶瓷覆铜板预先放置在底座部的底板体凹槽中，陶瓷覆铜板通过内定位角进行定位；
把压盖部倒着放置在弹性体的上方；
将插针依次穿过压盖部的定位孔，使插针的末端插入到弹性体内部；
通过弹性体携带固定后的插针伸入所述凹槽接触置于凹槽内的陶瓷覆铜板，压盖部通过外定位角固定在底座部上；
拔掉弹性体后，进行插针焊接。
作为插针固定方法的优选方案，压盖部通过外定位角固定在底座部后，插针与陶瓷覆铜板处于接触压紧状态。
作为插针固定方法的优选方案，插针焊接前，拔掉所述弹性体重复使用。
本发明的有益效果是：焊接工装通过弹性体插针根据定位孔的布局进行固定，弹性体携带固定后的插针伸入凹槽接触置于凹槽内的陶瓷覆铜板进行焊接，压盖部通过外定位角固定在底座部后，插针与陶瓷覆铜板处于接触压紧状态，使插针和陶瓷覆铜板通过锡膏焊接后实现紧密连接，防止了插针和陶瓷覆铜板在焊接后容易出现松动的现象，其确保了产品焊接牢固、质量好和良品率高。焊接工装还可根据焊接炉尺寸的大小设置成m×n阵列式，可放置模块的数量灵活多变，增加了空间利用率,压盖部的定位孔可实现插针的数量多，密度高，同时也可根据不同的设计灵活排布插针。通过本发明实施例的插针固定方法，解决了传统手工操作过程中插针容易掉落的现象，同时也可避免触碰到陶瓷覆铜板，降低了物料损耗率，提高了良品率和生产效率。
附图说明
为了更清楚地说明本发明的实施方式或现有技术中的技术方案，下面将对实施方式或现有技术描述中所需要使用的附图作简单地介绍。显而易见地，下面描述中的附图仅仅是示例性的，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据提供的附图引伸获得其它的实施附图。
图1为本发明实施例提供的插针焊接工装结构示意图；
图2为本发明实施例提供的插针焊接工装底座部结构示意图；
图3为本发明实施例提供的插针焊接工装压盖部结构示意图；
图4为本发明实施例提供的插针、弹性体和压盖部的组合结构示意图；
图5为本发明实施例提供的插针固定方法流程示意图；
图中，1、底座部；101、凹槽；102、底板体；103、边体；104、内定位角；105、外定位角；106、第一弧形缺口；2、压盖部；201、定位孔；202、顶板体；203、第二弧形缺口；3、弹性体。
具体实施方式
为使本发明的上述目的、特征和优点能够更加明显易懂，下面结合附图对本发明的具体实施方式做详细的说明。在下面的描述中阐述了很多具体细节以便于充分理解本发明。但是本发明能够以很多不同于在此描述的其它方式来实施，本领域技术人员可以在不违背本发明内涵的情况下做类似改进，因此本发明不受下面公开的具体实施例的限制。
除非另有定义，本文所使用的所有的技术和科学术语与属于本发明的技术领域的技术人员通常理解的含义相同。本文中在本发明的说明书中所使用的术语只是为了描述具体的实施方式的目的，不是旨在于限制本发明。
如图1所示，参见图1、图2、图3和图4，提供一种插针焊接工装，用于插针A的固定焊接，包括底座部1和压盖部2，若干所述底座部1一体式以2×2的布局进行排列，每个所述底座部1配置一个压盖部2。所述底座部1上端形成有凹槽101，凹槽101用于放置待焊接的陶瓷覆铜板B。所述压盖部2配合在所述底座部1的上方，压盖部2上形成有若干上下贯通的定位孔201，所述定位孔201在所述压盖部2和底座部1配合后覆盖在凹槽101的上方，定位孔201可实现插针A的数量多，密度高，也可根据不同的设计灵活排布插针A。所述压盖部2配置有弹性体3，所述弹性体3用于将所述插针A根据所述定位孔201的布局进行固定，弹性体3携带固定后的所述插针A伸入所述凹槽101接触置于凹槽101内的陶瓷覆铜板B进行焊接。
插针焊接工装的一个实施例中，所述底座部1包括底板体102、边体103、内定位角104和外定位角105，所述底板体102形成在所述底座部1的底部，底板体102的上方形成所述凹槽101；所述边体103位于所述凹槽101的边缘，边体103由所述底板体102向上方延伸形成；所述内定位角 104设置在所述凹槽101的边缘，内定位角104位于所述边体103的内侧；所述外定位角105设置在所述内定位角104的外侧，外定位角105位于所述边体103的边缘。内定位角104用于定位陶瓷覆铜板B，内定位角104开设圆弧状的第一弧形缺口106，便于拿取陶瓷覆铜板B。内定位角104的尺寸要求严格，低于插针A的S型上端距离陶瓷覆铜板B底部长度的0.5mm，给插针A一个垂直的压力，使焊接牢固。
插针焊接工装的一个实施例中，所述压盖部2包括顶板体202，所述顶板体202的边缘向内侧凹陷形成第二弧形缺口203；所述定位孔201均匀分布在所述顶板体202上。所述定位孔201的孔径大于所述插针A直径至少0.2mm。第二弧形缺口203方便焊接完插针A后压盖部2的取出，定位孔201用于定位插针A，确保插针A在陶瓷覆铜板B位置上的准确性，定位孔201的孔径大于插针A直径0.2mm。每一个模块有一个压盖部2，压盖部2相互独立，互不影响。可根据实际情况增加或减少模块数量，使用方便。定位孔201布满整个压盖部2，可根据不同的设计进行灵活排布插针A。
插针焊接工装的一个实施例中，所述弹性体3采用热塑性弹性体TPE/TPR。热塑性弹性体TPE/TPR具有高强度，高回弹性，可注塑加工，应用范围广泛，环保无毒安全，可以实现插针A的反复插拔，重复利用率高。
结合图1、图2、图3和图4，参见图5，本发明实施例还提供一种插针A固定方法，基于上述的焊接工装，包括以下步骤：
S1：将待焊接的陶瓷覆铜板B预先放置在底座部1的底板体102凹槽101中，陶瓷覆铜板B通过内定位角104进行定位；
S2：把压盖部2倒着放置在弹性体3的上方；
S3：将插针A依次穿过压盖部2的定位孔201，使插针A的末端插入到弹性体3内部；
S4：通过弹性体3携带固定后的插针A伸入所述凹槽101接触置于凹槽101内的陶瓷覆铜板B，压盖部2通过外定位角105固定在底座部1上；
S5：拔掉弹性体3后，进行插针A焊接。
插针A固定方法的一个实施例中，压盖部2通过外定位角105固定在 底座部1后，插针A与陶瓷覆铜板B处于接触压紧状态。插针A焊接前，拔掉所述弹性体3重复使用。
本发明实施例的焊接工装通过弹性体3插针A根据定位孔201的布局进行固定，弹性体3携带固定后的插针A伸入凹槽101接触置于凹槽101内的陶瓷覆铜板B进行焊接，压盖部2通过外定位角105固定在底座部1后，插针A与陶瓷覆铜板B处于接触压紧状态，使插针A和陶瓷覆铜板B通过锡膏焊接后实现紧密连接，防止了插针A和陶瓷覆铜板B在焊接后容易出现松动的现象，其确保了产品焊接牢固、质量好和良品率高。焊接工装还可根据焊接炉尺寸的大小设置成m×n阵列式，可放置模块的数量灵活多变，增加了空间利用率,压盖部2的定位孔201可实现插针A的数量多，密度高，同时也可根据不同的设计灵活排布插针A。通过本发明实施例的插针固定方法，由于插针顶端固定在弹性体上，反向操作时，插针不会掉落，解决了传统手工操作过程中插针容易掉落的现象，同时也可避免触碰到陶瓷覆铜板，降低了物料损耗率，提高了良品率和生产效率。
以上所述实施例的各技术特征可以进行任意的组合，为使描述简洁，未对上述实施例中的各个技术特征所有可能的组合都进行描述，然而，只要这些技术特征的组合不存在矛盾，都应当认为是本说明书记载的范围。
以上所述实施例仅表达了本发明的几种实施方式，其描述较为具体和详细，但并不能因此而理解为对发明专利范围的限制。应当指出的是，对于本领域的普通技术人员来说，在不脱离本发明构思的前提下，还可以做出若干变形和改进，这些都属于本发明的保护范围。因此，本发明专利的保护范围应以所附权利要求为准。

Claims (9)

  1. 一种插针焊接工装，用于插针的固定焊接，其特征在于，包括底座部(1)和压盖部(2)，所述底座部(1)上端形成有凹槽(101)，所述压盖部(2)配合在所述底座部(1)的上方，压盖部(2)上形成有若干上下贯通的定位孔(201)，所述定位孔(201)在所述压盖部(2)和底座部(1)配合后覆盖在凹槽(101)的上方；
    所述压盖部(2)配置有弹性体(3)，所述弹性体(3)用于将所述插针根据所述定位孔(201)的布局进行固定，弹性体(3)携带固定后的所述插针伸入所述凹槽(101)接触置于凹槽(101)内的陶瓷覆铜板，拔掉弹性体(3)后进行焊接。
  2. 根据权利要求1所述的一种插针焊接工装，其特征在于，所述底座部(1)包括底板体(102)、边体(103)、内定位角(104)和外定位角(105)，所述底板体(102)形成在所述底座部(1)的底部，底板体(102)的上方形成所述凹槽(101)；所述边体(103)位于所述凹槽(101)的边缘，边体(103)由所述底板体(102)向上方延伸形成；所述内定位角(104)设置在所述凹槽(101)的边缘，内定位角(104)位于所述边体(103)的内侧，内定位角(104)处设有第一弧形缺口(106)；所述外定位角(105)设置在所述内定位角(104)的外侧，外定位角(105)位于所述边体(103)的边缘。
  3. 根据权利要求1所述的一种插针焊接工装，其特征在于，所述压盖部(2)包括顶板体(202)，所述顶板体(202)的边缘向内侧凹陷形成第二弧形缺口(203)；所述定位孔(201)均匀分布在所述顶板体(202)上。
  4. 根据权利要求1所述的一种插针焊接工装，其特征在于，所述定位孔(201)的孔径大于所述插针直径至少0.2mm。
  5. 根据权利要求1所述的一种插针焊接工装，其特征在于，若干所述底座部(1)一体式以m×n的布局进行排列，m、n为自然数，每个所述底座部(1)配置一个压盖部(2)。
  6. 根据权利要求1所述的一种插针焊接工装，其特征在于，所述弹性体(3)采用热塑性弹性体(3)TPE/TPR。
  7. 一种插针固定方法，基于如权利要求1至6任意一项所述的焊接工装，其特征在于，包括以下步骤：
    将待焊接的陶瓷覆铜板预先放置在底座部(1)的底板体(102)凹槽(101)中，陶瓷覆铜板通过内定位角(104)进行定位；
    把压盖部(2)倒着放置在弹性体(3)的上方；
    将插针依次穿过压盖部(2)的定位孔(201)，使插针的末端插入到弹性体(3)内部；
    通过弹性体(3)携带固定后的插针伸入所述凹槽(101)接触置于凹槽(101)内的陶瓷覆铜板，压盖部(2)通过外定位角(105)固定在底座部(1)上；
    拔掉弹性体(3)后，进行插针焊接。
  8. 根据权利要求7所述的一种插针固定方法，其特征在于，压盖部(2)通过外定位角(105)固定在底座部(1)后，插针与陶瓷覆铜板处于接触压紧状态。
  9. 根据权利要求7所述的一种插针固定方法，其特征在于，插针焊接前，拔掉所述弹性体(3)重复使用。
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Publication number Priority date Publication date Assignee Title
CN109732173A (zh) * 2019-03-12 2019-05-10 烟台台芯电子科技有限公司 一种插针焊接工装及插针固定方法
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003142813A (ja) * 2001-11-02 2003-05-16 Suncall Corp フラックス転写機構
CN204094281U (zh) * 2014-08-13 2015-01-14 烽火通信科技股份有限公司 光模块pcb板插针焊接的固定装置
CN205888317U (zh) * 2016-08-05 2017-01-18 广州优联电气科技有限公司 一种压合、焊锡组合式治具
CN107813028A (zh) * 2017-11-20 2018-03-20 福建省苍乐电子企业有限公司 一种插针焊接工装及其使用方法
CN108336622A (zh) * 2017-12-13 2018-07-27 天津津航计算技术研究所 一种基于铜基体插孔连接汇流方法
CN109732173A (zh) * 2019-03-12 2019-05-10 烟台台芯电子科技有限公司 一种插针焊接工装及插针固定方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59118269A (ja) * 1982-12-24 1984-07-07 Hitachi Ltd ピンろう接方法
CN201493582U (zh) * 2009-09-03 2010-06-02 东莞市大忠电子有限公司 一种小型电感焊锡夹具
CN102275025A (zh) * 2011-08-01 2011-12-14 东莞生益电子有限公司 金属基板回流焊接用治具
CN202411612U (zh) * 2011-12-19 2012-09-05 株洲南车时代电气股份有限公司 一种波峰焊治具
CN202517166U (zh) * 2012-04-20 2012-11-07 东莞市水晶电子科技有限公司 一种波峰焊治具
CN105033387B (zh) * 2015-08-26 2017-06-23 桂林电子科技大学 一种焊接拔针的制作方法
CN207043502U (zh) * 2017-04-27 2018-02-27 天津电子信息职业技术学院 一种用于to220封装晶体管焊接夹具
CN107683028B (zh) * 2017-09-26 2021-01-01 华润微电子（重庆）有限公司 一种功率模块焊接工装
CN208051100U (zh) * 2018-03-02 2018-11-06 深圳市汇晨电子股份有限公司 一种焊接治具
CN208258309U (zh) * 2018-05-30 2018-12-18 苏州汇川联合动力系统有限公司 铝基板插针固定装置
CN208570526U (zh) * 2018-08-29 2019-03-01 烟台台芯电子科技有限公司 一种新型igbt焊接工装

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003142813A (ja) * 2001-11-02 2003-05-16 Suncall Corp フラックス転写機構
CN204094281U (zh) * 2014-08-13 2015-01-14 烽火通信科技股份有限公司 光模块pcb板插针焊接的固定装置
CN205888317U (zh) * 2016-08-05 2017-01-18 广州优联电气科技有限公司 一种压合、焊锡组合式治具
CN107813028A (zh) * 2017-11-20 2018-03-20 福建省苍乐电子企业有限公司 一种插针焊接工装及其使用方法
CN108336622A (zh) * 2017-12-13 2018-07-27 天津津航计算技术研究所 一种基于铜基体插孔连接汇流方法
CN109732173A (zh) * 2019-03-12 2019-05-10 烟台台芯电子科技有限公司 一种插针焊接工装及插针固定方法

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