WO2019153663A1 - 新型pcb清洗线防静电装置 - Google Patents

新型pcb清洗线防静电装置 Download PDF

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Publication number
WO2019153663A1
WO2019153663A1 PCT/CN2018/097319 CN2018097319W WO2019153663A1 WO 2019153663 A1 WO2019153663 A1 WO 2019153663A1 CN 2018097319 W CN2018097319 W CN 2018097319W WO 2019153663 A1 WO2019153663 A1 WO 2019153663A1
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Prior art keywords
wire
film
cleaning line
segment
discharge port
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PCT/CN2018/097319
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English (en)
French (fr)
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刘继挺
刘庆峰
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昆山首源电子科技有限公司
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Publication of WO2019153663A1 publication Critical patent/WO2019153663A1/zh

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05F—STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
    • H05F3/00—Carrying-off electrostatic charges
    • H05F3/02—Carrying-off electrostatic charges by means of earthing connections
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/22—Secondary treatment of printed circuits
    • H05K3/26—Cleaning or polishing of the conductive pattern

Definitions

  • the utility model relates to the technical field of circuit board processing equipment, in particular to a new type of PCB cleaning line anti-static device.
  • the air knife of the drying section is made of stainless steel, the roller is PP plastic, and the metal on the exposed surface of the PCB is mostly copper, tin and gold. These metals are dried at high temperature and with PP.
  • the friction of the roller generates static electricity, especially in the dry winter, the static phenomenon will be more serious, and the static electricity will affect the personal safety of the boarding personnel and the precision of the electronic equipment of the post-process.
  • the technical problem to be solved by the utility model is to provide a new type of PCB cleaning line anti-static device, which has reasonable structure design, simple installation, strong applicability, good anti-static effect, and improves the personal safety of the boarding personnel and the electronic test of the post-process.
  • the sensitivity of the device is to provide a new type of PCB cleaning line anti-static device, which has reasonable structure design, simple installation, strong applicability, good anti-static effect, and improves the personal safety of the boarding personnel and the electronic test of the post-process.
  • one technical solution adopted by the present invention is to provide a new type of PCB cleaning line anti-static device, the anti-static device is installed on a cleaning machine, the machine includes a glass panel, a discharge port and a conveying device, the glass panel is located above the discharge opening, and the conveying device is located below the discharge opening;
  • the antistatic device includes a grounding wire, and the grounding wire includes a first length of wire laid along a width direction of the glass panel and a second length of wire connected to the ground, and one end of the first wire is connected to the glass panel and the other end is One end of the second length of wire is connected, and the other end of the second wire is connected to the ground;
  • the first segment of the wire is provided with a plurality of PP (polymer polypropylene) film along its length, and the plurality of PP films are arranged side by side without gaps.
  • the PP film is rectangular, and the upper end of the PP film passes through the copper wire. Connecting to the first segment of the wire and sagging at the lower end, the upper end of the PP film is opposite to the discharge port and the lower end is tangent to the conveying device;
  • the conveying device comprises a rotating shaft, wherein the rotating shaft is provided with a plurality of rollers, the rotating shaft is parallel to the width direction of the glass panel, the rollers are equally spaced along the axial direction of the rotating shaft, and the lower end of the PP film is The upper end of the roller is tangent.
  • the outer circumference of the first length of wire is coated with an insulating cloth layer.
  • the height of the discharge port is 25 cm, and the width of the discharge port is 110 cm.
  • the height of the PP film is 25 cm, and the width of the PP film is 3.6-5.5 cm.
  • the distance between adjacent rollers is 25 cm.
  • the roller has a diameter of 0.5 cm.
  • roller is a plastic roller.
  • the anti-static device of the utility model is installed on the cleaning machine platform, and a grounding wire is installed on the glass panel above the discharge port of the cleaning machine platform, and the first wire of the grounding wire is laid on the glass panel of the machine platform, and Covered with insulating cloth, the second wire of the grounding wire is connected to the ground, and the first wire of the grounding wire is provided with a plurality of PP film along the length thereof, the height of the PP film is 25cm and the lower end is tangent to the upper end of the roller;
  • the utility model anti-static device absorbs the static electricity on the circuit board through the PP film during the discharging process of the circuit board, the structure design is reasonable, the installation is simple, the applicability is strong, the anti-static effect is good, and the personal safety of the boarding personnel is improved. Sensitivity of post-process electronic test equipment;
  • Some PP films of the present invention are arranged side by side without gaps, and when the circuit boards are discharged, they are vertically arranged through the conveying device to the discharge port, and the PP film is arranged without gaps, and all the circuit boards discharged from below can be removed. Static electricity ensures that the electrostatic adsorption is completely exhausted. Therefore, the anti-static effect of this design is good; the PP film is set more than one whole piece, so as to avoid the normal discharge of the circuit board due to the pp film being too heavy; the structure design of the utility model is reasonable. Practical and anti-static effect.
  • Figure 1 is a schematic view of the structure of the present invention
  • Embodiment A new type of PCB cleaning line anti-static device, as shown in FIG. 1, the anti-static device is installed on a cleaning machine table 10, the machine table includes a glass panel 1, a discharge port 2 and a conveying device 3, The glass panel is located above the discharge opening, and the conveying device is located below the discharge opening;
  • the antistatic device includes a grounding wire, and the grounding wire includes a first segment of the wire 4 laid along the width direction of the glass panel and a second segment of the wire 5 connected to the ground, and one end of the first segment of the wire is connected to the glass panel and the other One end is connected to one end of the second length of wire, and the other end of the second length of wire is connected to the ground;
  • the first segment of the wire is provided with a plurality of PP (polymer polypropylene) film 6 along its length, and the plurality of PP films are arranged side by side without gaps.
  • the PP film is rectangular, and the PP film and the glass are Parallel to the panel, the upper end of the PP film is connected to the first segment of the wire through the copper wire 7 and the lower end is drooped, the upper end of the PP film is opposite to the discharge port and the lower end is tangent to the conveying device;
  • the conveying device 3 includes a rotating shaft 31, the rotating shaft is parallel to the width direction of the glass panel, and the rotating shaft is provided with a plurality of rollers 32, and the rollers are equally spaced along the axial direction of the rotating shaft, and the PP film is The lower end is tangent to the upper end of the roller.
  • the outer circumference of the first length of wire is coated with an insulating cloth layer.
  • the height of the discharge port was 25 cm, and the width of the discharge port was 110 cm.
  • the height of the PP film is 25 cm, and the width of the PP film is 3.6-5.5 cm.
  • the distance L between adjacent rollers is 25 cm.
  • the roller has a diameter of 0.5 cm.
  • the roller is a plastic roller.
  • the anti-static device of the utility model is installed on the cleaning machine table, and when the circuit board discharges, the vertical arrangement is arranged through the conveying device to the discharge port, and the set PP film is arranged without gaps, and all the circuit boards discharged from below can be removed.
  • the static electricity ensures that the electrostatic adsorption is completely exhausted.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Elimination Of Static Electricity (AREA)

Abstract

一种PCB清洗线防静电装置，清洗线的机台（10）包括玻璃面板（1）、出料口（2）和传送装置（3），防静电装置包括接地线，接地线包括沿玻璃面板宽度方向铺设的第一段导线（4）和连接地面的第二段导线（5），第一段导线沿其长度方向设有若干PP胶片（6）， PP胶片的上端通过铜线（7）与第一段导线连接且下端下垂, PP胶片的上端与出料口相抵且下端与传送装置相切；传送装置包括转轴（31），转轴上设有多个滚轮（32），滚轮沿转轴的轴向等间隔分布。该PCB清洗线防静电装置，结构设计合理，安装简便、适用性强，防静电效果佳，提高收板人员的人身安全和后制程的电子测试设备的灵敏度。

Description

新型PCB清洗线防静电装置 技术领域
本实用新型涉及线路板加工设备技术领域，具体涉及一种新型PCB清洗线防静电装置。
背景技术
在传统的清洗线设计及生产中,烘干段的风刀为不锈钢设计，滚轮为PP塑料，PCB板的裸露区域表面的金属多为铜、锡、金，这些金属经过高温烘干及与PP滚轮摩擦会产生静电，尤其是在干燥的冬季，静电现象会更严重，静电会影响收板人员的人身安全及后制程的电子设备的精密度。
实用新型内容
本实用新型所要解决的技术问题是：提供一种新型PCB清洗线防静电装置，结构设计合理，安装简便、适用性强，防静电效果佳，提高收板人员的人身安全和后制程的电子测试设备的灵敏度。
为解决上述技术问题，本实用新型采用的一个技术方案是：提供一种新型PCB清洗线防静电装置，所述防静电装置安装于清洗机台，所述机台包括玻璃面板、出料口和传送装置，所述玻璃面板位于所述出料口的上方，所述传送装置位于所述出料口的下方；
所述防静电装置包括接地线，所述接地线包括沿玻璃面板宽度方向铺设的第一段导线和连接地面的第二段导线，所述第一段导线的一端与玻璃面板连接且另一端与第二段导线的一端连接，所述第二段导线的另一端连接地面；
所述第一段导线沿其长度方向设有若干PP(高聚物聚丙烯)胶片，若干所述PP胶片无间隙并排而设，所述PP胶片为矩形，所述PP胶片的上端通过铜线与所述第一段导线连接且下端下垂,所述PP胶片的上端与所述出料口相抵且下端与所述传送装置相切；
所述传送装置包括转轴，所述转轴上设有多个滚轮，所述转轴与所述玻璃面板的宽度方向平行，所述滚轮沿转轴的轴向等间隔分布，所述PP胶片的下端与所述滚轮的上端相切。
进一步地说，所述第一段导线的外周包覆一层绝缘布层。
进一步地说，所述出料口的高度为25cm,所述出料口的宽度为110cm。
进一步地说，所述PP胶片的高度为25cm，所述PP胶片的宽度为3.6-5.5cm。
进一步地说，相邻所述滚轮之间的距离为25cm。
进一步地说，所述滚轮的直径为0.5cm。
进一步地说，所述滚轮为塑料滚轮。
本实用新型的有益效果至少具有以下几点：
一、本实用新型的防静电装置安装于清洗机台，在清洗机台的出料口上方的玻璃面板上安装接地线，接地线的第一段导线平铺在机台的玻璃面板上，并包覆有绝缘布，接地线的第二段导线与地面相连，接地线的第一段导线沿其长度方向设有若干PP胶片，PP胶片的高度为25cm且下端与滚轮的上端相切；本实用新型的防静电装置在线路板出料过程中，通过PP胶片将线路板上的静电吸附走，结构设计合理，安装简便、适用性强，防静电效果佳，提高收板人员的人身安全和后制程的电子测试设备的灵敏度；
二、本实用新型的若干PP胶片无间隙并排而设，线路板出料时，竖直排列通过传送装置至出料口，PP胶片无间隙排列，可以除去所有从下方出料的线路板上的静电，确保静电吸附完全无遗漏，故，本设计防静电效果佳；PP胶片设置多个而不采用一整片，避免因pp胶片太重影响线路板正常出料；本实用新型结构设计合理，实用性强，防静电效果佳。
附图说明
图1为本实用新型的结构示意图；
图中各部分的附图标记如下：
玻璃面板1、出料口2、传送装置3、转轴31、滚轮32、第一段导线4、第 二段导线5、PP胶片6、铜线7、机台10和相邻所述滚轮之间的距离L。
具体实施方式
以下实施例用于说明本实用新型，但不用来限制本实用新型的范围。在不背离本实用新型精神和实质的情况下，对本实用新型方法、步骤或条件所作的修改或替换，均属于本实用新型的保护范围。
实施例：一种新型PCB清洗线防静电装置，如图1所示，所述防静电装置安装于清洗机台10，所述机台包括玻璃面板1、出料口2和传送装置3，所述玻璃面板位于所述出料口的上方，所述传送装置位于所述出料口的下方；
所述防静电装置包括接地线，所述接地线包括沿玻璃面板宽度方向铺设的第一段导线4和连接地面的第二段导线5，所述第一段导线的一端与玻璃面板连接且另一端与第二段导线的一端连接，所述第二段导线的另一端连接地面；
所述第一段导线沿其长度方向设有若干PP(高聚物聚丙烯)胶片6，若干所述PP胶片无间隙并排而设，所述PP胶片为矩形，所述PP胶片与所述玻璃面板平行，所述PP胶片的上端通过铜线7与所述第一段导线连接且下端下垂,所述PP胶片的上端与所述出料口相抵且下端与所述传送装置相切；
所述传送装置3包括转轴31，所述转轴与所述玻璃面板的宽度方向平行，所述转轴上设有多个滚轮32，所述滚轮沿转轴的轴向等间隔分布，所述PP胶片的下端与所述滚轮的上端相切。
所述第一段导线的外周包覆一层绝缘布层。
所述出料口的高度为25cm,所述出料口的宽度为110cm。
所述PP胶片的高度为25cm，所述PP胶片的宽度为3.6-5.5cm。
相邻所述滚轮之间的距离L为25cm。
所述滚轮的直径为0.5cm。
所述滚轮为塑料滚轮。
本实用新型的工作原理或工作流程如下：
本实用新型的防静电装置安装于清洗机台，线路板出料时，竖直排列通过传送装置至出料口，设置的PP胶片无间隙排列，可以除去所有从下方出料 的线路板带有的静电，确保静电吸附完全无遗漏。
显然，上述实施例仅仅是为清楚地说明所作的举例，而并非对实施方式的限定。对于所属领域的技术人员来说，在上述说明的基础上还可以做出其它不同形式的变化或变动。这里无需穷举。而由此所引伸出的显而易见的变化或变动仍处于本实用新型创造的保护范围之中。

Claims (7)

  1. 一种新型PCB清洗线防静电装置，其特征在于：所述防静电装置安装于清洗机台(10)，所述机台包括玻璃面板(1)、出料口(2)和传送装置(3)，所述玻璃面板位于所述出料口的上方，所述传送装置位于所述出料口的下方；
    所述防静电装置包括接地线，所述接地线包括沿玻璃面板宽度方向铺设的第一段导线(4)和连接地面的第二段导线(5)，所述第一段导线的一端与所述玻璃面板连接且另一端与所述第二段导线的一端连接，所述第二段导线的另一端连接地面；
    所述第一段导线沿其长度方向设有若干PP胶片(6)，若干所述PP胶片无间隙并排而设，所述PP胶片为矩形，所述PP胶片的上端通过铜线(7)与所述第一段导线连接且下端下垂,所述PP胶片的上端与所述出料口相抵且下端与所述传送装置相切；
    所述传送装置(3)包括转轴(31)，所述转轴与所述玻璃面板的宽度方向平行，所述转轴上设有多个滚轮(32)，所述滚轮沿转轴的轴向等间隔分布，所述PP胶片的下端与所述滚轮的上端相切。
  2. 根据权利要求1所述的新型PCB清洗线防静电装置，其特征在于：所述第一段导线的外周包覆一层绝缘布层。
  3. 根据权利要求1所述的新型PCB清洗线防静电装置，其特征在于：所述出料口的高度为25cm,所述出料口的宽度为110cm。
  4. 根据权利要求3所述的新型PCB清洗线防静电装置，其特征在于：所述PP胶片的高度为25cm，所述PP胶片的宽度为3.6-5.5cm。
  5. 根据权利要求1所述的新型PCB清洗线防静电装置，其特征在于：相邻所述滚轮之间的距离(L)为25cm。
  6. 根据权利要求1所述的新型PCB清洗线防静电装置，其特征在于：所述滚轮的直径为0.5cm。
  7. 根据权利要求1所述的新型PCB清洗线防静电装置，其特征在于：所述滚轮为塑料滚轮。
PCT/CN2018/097319 2018-02-11 2018-07-27 新型pcb清洗线防静电装置 WO2019153663A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1033423A (ja) * 1996-07-20 1998-02-10 Kenji Nakazawa 電気掃除機用静電及び除電利用の吸い込み口
CN202129246U (zh) * 2011-05-30 2012-02-01 昆山元崧电子科技有限公司 Pcb板表面除尘及静电消除设备
CN102791071A (zh) * 2011-05-16 2012-11-21 昆山华新电子集团有限公司 线路板水平机除静电装置
CN203004305U (zh) * 2012-11-26 2013-06-19 宿迁市金田塑业有限公司 双向拉伸聚丙烯薄膜生产线厚片清洁除静电装置
CN203077764U (zh) * 2013-02-27 2013-07-24 苏州工业园区良才新材料有限公司 一种聚丙烯防静电片材
CN105536994A (zh) * 2016-01-05 2016-05-04 东华大学 一种静电式空气净化器集尘板的制备方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1033423A (ja) * 1996-07-20 1998-02-10 Kenji Nakazawa 電気掃除機用静電及び除電利用の吸い込み口
CN102791071A (zh) * 2011-05-16 2012-11-21 昆山华新电子集团有限公司 线路板水平机除静电装置
CN202129246U (zh) * 2011-05-30 2012-02-01 昆山元崧电子科技有限公司 Pcb板表面除尘及静电消除设备
CN203004305U (zh) * 2012-11-26 2013-06-19 宿迁市金田塑业有限公司 双向拉伸聚丙烯薄膜生产线厚片清洁除静电装置
CN203077764U (zh) * 2013-02-27 2013-07-24 苏州工业园区良才新材料有限公司 一种聚丙烯防静电片材
CN105536994A (zh) * 2016-01-05 2016-05-04 东华大学 一种静电式空气净化器集尘板的制备方法

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