MOS tube pin welding station
CN224698311UActive Publication Date: 2026-08-28SHENZHEN XINHUAGUAN ELECTRONICS CO LTD
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Patent Information
- Application Number
- CN202521875707.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-09-02
- Publication Date
- 2026-08-28
- Estimated Expiration
- 2035-09-02
AI Technical Summary
Technical Problem
现有焊接台在进行MOS管引脚焊接作业时，通常仅采用“放置式”固定方式，即直接将MOS管放置在焊接台的台面或简单的平面放置槽内，未设置任何专门用于夹持固定MOS管管体的组件，这种固定方式虽操作简便，但是由于缺乏管体夹持约束，焊接操作(如烙铁接触引脚、焊锡融化流动)产生的外力易导致MOS管管体发生晃动，而MOS管引脚通常细且间距固定，管体晃动会直接造成引脚与电路板焊接点对位偏移，进而引发虚焊、错焊等问题，此类焊接缺陷不仅需要后续返工修复，增加生产成本，还可能导致成品电路在使用过程中出现接触不良、电路断路等故障，严重影响产品质量；
Benefits of technology
[0018]1、相较于现有技术中仅采用“放置式”固定、缺乏管体夹持约束的缺陷，本焊接台通过夹持块对MOS管管体形成稳定夹紧，夹持块的弧形接触面能与管体紧密贴合，配合耐温硅橡胶层表面的凸起纹路，可有效增加与管体的摩擦力，避免焊接操作(如烙铁接触引脚、焊锡融化流动)产生的外力导致管体晃动，同时，引脚定位机构的放置槽对MOS管底部形成初步限位，实现“底部限位与顶部夹紧”的双重固定，确保MOS管引脚始终与电路板焊接点精准对位，从根源上减少虚焊、错焊等焊接缺陷，提升成品电路的焊接质量与可靠性，降低因焊接故障导致的电路接触不良、断路风险。
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Figure CN224698311U_ABST
Abstract
The utility model relates to electronic component processing technical field, and disclose a MOS tube pin welding station, including the welding station body, set up in the pin positioning mechanism of welding station body top and the placement groove of setting in the pin positioning mechanism top, the top detachable connection of welding station body has the fixed bolster, and the top inner chamber threaded penetration of fixed bolster connects has the lifting screw rod, the lower end of lifting screw rod is rotatably connected with the clamping seat through the bearing, and the upper end fixedly connected with the adjusting knob, through the clamping block to MOS tube body forms stable clamping, the arc contact surface of clamping block can be closely combined with the pipe body, and cooperate the convex grain of temperature -resistant silicone rubber layer surface, can effectively increase the friction with the pipe body, avoid the external force that the welding operation (such as soldering iron contact pin, solder melting flow) produces to cause the pipe body to shake, simultaneously, the placement groove of pin positioning mechanism forms the primary location to MOS tube bottom, realizes the double fixing of '' bottom limit and top clamping ''.
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