WO2015014112A1 - 一种磁头安装方法及其结构 - Google Patents

一种磁头安装方法及其结构 Download PDF

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Publication number
WO2015014112A1
WO2015014112A1 PCT/CN2014/071046 CN2014071046W WO2015014112A1 WO 2015014112 A1 WO2015014112 A1 WO 2015014112A1 CN 2014071046 W CN2014071046 W CN 2014071046W WO 2015014112 A1 WO2015014112 A1 WO 2015014112A1
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WO
WIPO (PCT)
Prior art keywords
magnetic head
positioning
piece
installation method
window
Prior art date
Application number
PCT/CN2014/071046
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English (en)
French (fr)
Inventor
林魁
Original Assignee
福建联迪商用设备有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 福建联迪商用设备有限公司 filed Critical 福建联迪商用设备有限公司
Publication of WO2015014112A1 publication Critical patent/WO2015014112A1/zh

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Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/008Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00804Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic sheets
    • G11B5/00808Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic sheets magnetic cards

Definitions

  • the present invention relates to the field of electronic payment, and in particular to a magnetic head mounting method and a structure thereof.
  • An object of the present invention is to provide a magnetic head mounting method and a structure thereof, which are useful for solving the problems of thick thickness of the prior art card reader and inconvenient disassembly and assembly of the magnetic head.
  • a magnetic head mounting method characterized in that the following steps are performed:
  • step 1 the metal dome and the magnetic head are connected by soldering.
  • the metal dome is soldered to the positioning piece by resistive spot welding or laser spot welding or soldering.
  • steps 4 and 5 the two ends of the metal dome are respectively positioned on the two positioning pieces in a pre-designed position and then welded.
  • a structure based on a magnetic head mounting method comprising a PCB board and a magnetic head, wherein: the PCB board has a magnetic head opening window for installing a magnetic head, and the magnetic head is opened.
  • a positioning piece is respectively soldered on the PCB boards on both sides of the window, and the magnetic head is connected with a metal dome.
  • One end of the metal dome is soldered to a positioning piece on a PCB board on the side of the head opening of the magnetic head, and the other end of the metal dome is welded to a positioning piece on the PCB board on the other side of the head opening.
  • the positioning piece is a nickel metal piece.
  • a positioning boss is disposed on the positioning piece.
  • Positioning holes are respectively formed on the two ends of the metal elastic piece, and the positioning holes are respectively positioned and matched with the positioning piece positioning bosses.
  • the head swipe surface faces the side of the head opening window.
  • the head pin face faces the window opening side of the head.
  • the invention has the advantages that: the invention has the advantages of simple structure and convenient disassembly and assembly, and the nickel sheet is first attached to the printed circuit board, and the magnetic head containing the shrapnel is welded to the nickel sheet by the electric welding process, thereby reducing the size of the card cutter. The thickness is also guaranteed to be replaced when the head is faulty.
  • Fig. 1 is a schematic view showing the mounting of a magnetic head according to the present invention.
  • Fig. 2 is a schematic view showing the installation of the magnetic head of the present invention.
  • Figure 3 is a schematic view of a soldering iron of the present invention for heating a nickel sheet through a circular hole.
  • Fig. 4 is a schematic view showing the opening of a magnetic head of a PCB board according to the present invention.
  • the present invention relates to a method of mounting a magnetic head, which is carried out as follows:
  • step 5 Solder the other end of the metal dome to the other positioning piece.
  • the metal dome and the magnetic head are connected by soldering.
  • the metal dome is soldered to the positioning piece by resistive spot welding or laser spot welding or soldering.
  • steps 4 and 5 the two ends of the metal dome are respectively positioned on the two positioning pieces in a pre-designed position and then welded.
  • the present invention provides a mounting structure, including a PCB board 1 and a magnetic head 2, on the PCB board 1 with a head opening 1-1 for mounting the magnetic head 2, and the magnetic head opening sides 1-1
  • a mounting structure including a PCB board 1 and a magnetic head 2, on the PCB board 1 with a head opening 1-1 for mounting the magnetic head 2, and the magnetic head opening sides 1-1
  • Each of the PCBs 1 is soldered with a positioning piece 3, and the magnetic head 2 is connected to a metal elastic piece 4.
  • One end of the metal elastic piece is welded to a positioning piece on a PCB board on the side of the opening of the magnetic head, and the metal elastic piece is further One end is soldered to a positioning piece on the other side of the PCB on the other side of the head opening.
  • the positioning piece 3 is a nickel metal piece.
  • the positioning piece is provided with a positioning boss.
  • Positioning holes 4-1 are defined in the two ends of the metal dome 4, and the positioning holes are respectively positioned and matched with the positioning piece positioning bosses.
  • the head swipe surface faces the side of the head opening window, as shown in FIG.
  • the head lead face faces the side of the head opening window, as shown in FIG.
  • the invention pre-designs a metal dome on the magnetic head to ensure that the magnetic head can move back and forth in the vertical direction; before spot welding on the printed circuit board, the nickel piece is first soldered to the printed board through a surface mount (SMT) process.
  • SMT surface mount
  • the magnetic head shrapnel is soldered to the nickel piece by resistive spot welding or laser spot welding, as shown in Fig. 1 and Fig. 2; the magnetic head piece is designed with a circular hole to ensure that the electric iron can pass through the round hole pair. The nickel piece is heated.
  • the nickel piece can be heated by the electric soldering iron 5 to separate the nickel piece from the PCB, so as to separate the magnetic head from the PCB and replace the magnetic head, as shown in Fig. 3; the PCB needs to be opened by the head according to the size of the magnetic head, so that the magnetic head can be Embedded in the PCB, as shown in Figure 4.

Landscapes

  • Magnetic Heads (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)

Abstract

一种磁头安装方法,按如下步骤进行:1)在磁头(2)上预设一金属弹片(4),用于保证磁头(2)可以垂直方向上前后运动;2)在PCB板(1)上开设有用以容置磁头的磁头开窗(1-1);3)将两片定位片(3)通过表面贴装工艺分别焊接在PCB板磁头开窗(1-1)的两侧上;4)将金属弹片(4)的一端焊接在一片定位片(3)上;5)将金属弹片(4)的另一端焊接在另一片定位片(3)上。该磁头安装方法结构简单,拆装便捷,通过先将镍片表贴在印刷电路板上,再将含弹片的磁头通过电焊工艺焊接在镍片上,既减小了划卡器的厚度,又保证磁头故障时可以更换维修。

Description

一种磁头安^ ¾及其结构 技术领域
本发明涉及电子支付领域, 特别涉及一种磁头安装方法及其结构。
背景技术
以往的划卡器设计需要用螺丝和压块将磁头固定在结构件上,螺丝的长度增 加了划卡器的厚度, 导致结构偏大, 并且也给磁头更换时的拆装带来了极大不 便。 因此, 针对上述问题是本发明研究的对象。
发明内容
本发明的目的在于提供一种磁头安装方法及其结构,有助于解决现有划卡器 厚度偏厚、 磁头拆装不便等问题。
本发明的技术方案之一在于: 一种磁头安装方法, 其特征在于, 按如下步骤 进行:
1 ) 在磁头上预设一金属弹片, 用于保证磁头可以垂直方向上前后运动;
2) 在 PCB板上开设有用以容置磁头的磁头开窗;
3 ) 将两片定位片通过表面贴装工艺分别焊接在 PCB板磁头开窗的两侧上;
4) 将金属弹片的一端焊接在一片定位片上;
5 ) 将金属弹片的另一端焊接在另一片定位片上。
其中, 在步骤 1中, 金属弹片和磁头采取焊接方式连接。
在步骤 4和步骤 5中,金属弹片采用电阻式点焊或激光点焊或锡焊方式焊接 在定位片上。
在步骤 4和步骤 5中,金属弹片两端分别在两个定位片上按预先设计的位置 定位后再进行焊接。
本发明的另一技术方案在于: 一种基于磁头安装方法下的结构, 包括 PCB 板和磁头, 其特征在于: 所述 PCB板上开设有一用以安设磁头的磁头开窗, 所 述磁头开窗两侧的 PCB板上分别焊接有一定位片,所述磁头与一金属弹片连接, 所述金属弹片的一端与位于磁头开窗一侧 PCB板上的定位片焊接, 所述金属弹 片的另一端与位于磁头开窗另一侧 PCB板上的定位片焊接。
其中, 所述定位片为镍质金属片。
所述定位片上设置有定位凸台。
所述金属弹片的两端上各开设有定位孔,所述定位孔分别和所述定位片定位 凸台进行配合定位。
所述磁头刷卡面朝向所述磁头开窗一侧。
所述磁头引脚面朝向所述磁头开窗一侧。
本发明的优点在于: 本发明结构简单, 拆装便捷, 通过先将镍片表贴在印刷 电路板上, 再将含弹片的磁头通过电焊工艺焊接在镍片上, 既减小了划卡器的 厚度, 又保证磁头故障时可以更换维修。
附图说明
图 1 本发明下的磁头安装示意图一。
图 2 本发明下的磁头安装示意图二。
图 3 本发明下的烙铁通过圆孔加热镍片示意图。
图 4本发明下的 PCB板的磁头开窗示意图。
具体实 式
为让本发明的上述特征和优点能更明显易懂,下文特举实施例,并配合附图, 作详细说明如下。
参考图 1, 图 2, 图 3和图 4, 本发明涉及一种磁头安装方法, 按如下步骤 进行:
1 ) 在磁头上预设一金属弹片, 用于保证磁头可以垂直方向上前后运动;
2) 在 PCB板上开设有用以容置磁头的磁头开窗;
3 ) 将两片定位片通过表面贴装工艺分别焊接在 PCB板磁头开窗的两侧上;
4) 将金属弹片的一端焊接在一片定位片上;
5 ) 将金属弹片的另一端焊接在另一片定位片上。 在步骤 1中, 金属弹片和磁头采取焊接方式连接。
在步骤 4和步骤 5中,金属弹片采用电阻式点焊或激光点焊或锡焊方式焊接 在定位片上。
在步骤 4和步骤 5中,金属弹片两端分别在两个定位片上按预先设计的位置 定位后再进行焊接。
本发明在上述安装方法下设计一种安装结构,包括 PCB板 1和磁头 2,所述 PCB板 1上开设有一用以安设磁头 2的磁头开窗 1-1,所述磁头开窗两侧的 PCB 板 1上分别焊接有一定位片 3, 所述磁头 2与一金属弹片 4连接, 所述金属弹片 的一端与位于磁头开窗一侧 PCB板上的定位片焊接, 所述金属弹片的另一端与 位于磁头开窗另一侧 PCB板上的定位片焊接。
上述定位片 3为镍质金属片。
上述定位片上设置有定位凸台。
上述金属弹片 4的两端上各开设有定位孔 4-1, 所述定位孔分别和所述定位 片定位凸台进行配合定位。
上述磁头刷卡面朝向所述磁头开窗一侧, 如图 2所示。
上述磁头引脚面朝向所述磁头开窗一侧, 如图 1所示。
具体实施过程: 本发明在磁头上预先设计了金属弹片, 用于保证磁头可以 垂直方向上前后运动; 点焊在印刷电路板前, 先将镍片通过表面贴装 (SMT)工艺 焊接在印制板的焊盘上, 再将磁头弹片用电阻式点焊或激光点焊技术焊接在镍 片上, 如图 1和图 2; 磁头弹片中设计有一个圆孔, 保证电烙铁可以透过这个圆 孔对镍片进行加热。 当磁头损坏时, 可以用电烙铁 5加热镍片, 使镍片与 PCB 分离, 达到磁头与 PCB分离并更换磁头的目的, 如图 3 ; PCB上需要按磁头尺 寸为磁头开窗, 使磁头可以嵌入 PCB中, 如图 4。
以上所述仅为本发明的较佳实施例, 凡依本发明申请专利范围所做的均等变化 与修饰, 皆应属本发明的涵盖范围。

Claims

权利要求书
1、 一种磁头安装方法, 其特征在于, 按如下步骤进行:
1 ) 在磁头上预设一金属弹片, 用于保证磁头可以垂直方向上前后运动;
2 ) 在 PCB板上开设有用以容置磁头的磁头开窗;
3 ) 将两片定位片通过表面贴装工艺分别焊接在 PCB板磁头开窗的两侧上;
4) 将金属弹片的一端焊接在一片定位片上;
5 ) 将金属弹片的另一端焊接在另一片定位片上。
2、 根据权利要求 1所述的一种磁头安装方法, 其特征在于:
在步骤 1中, 金属弹片和磁头采取焊接方式连接。
3、 根据权利要求 1所述的一种磁头安装方法, 其特征在于:
在步骤 4和步骤 5中,金属弹片采用电阻式点焊或激光点焊或锡焊方式焊接 在定位片上。
4、 根据权利要求 1所述的一种磁头安装方法, 其特征在于:
在步骤 4和步骤 5中,金属弹片两端分别在两个定位片上按预先设计的位置 定位后再进行焊接。
5、 一种基于磁头安装方法下的结构, 包括 PCB板和磁头, 其特征在于:所 述 PCB板上开设有一用以安设磁头的磁头开窗,所述磁头开窗两侧的 PCB板上 分别焊接有一定位片, 所述磁头与一金属弹片连接, 所述金属弹片的一端与位 于磁头开窗一侧 PCB板上的定位片焊接, 所述金属弹片的另一端与位于磁头开 窗另一侧 PCB板上的定位片焊接。
6、 根据权利要求 5所述的一种基于磁头安装方法下的结构, 其特征在于: 所述定位片为镍质金属片。
7、 根据权利要求 5所述的一种基于磁头安装方法下的结构, 其特征在于: 所述定位片上设置有定位凸台。
8、 根据权利要求 7所述的一种基于磁头安装方法下的结构, 其特征在于: 所述金属弹片的两端上各开设有定位孔, 所述定位孔分别和所述定位片定位凸 台进行配合定位。
9、 根据权利要求 5或 8所述的一种基于磁头安装方法下的结构, 其特征在 于: 所述磁头刷卡面朝向所述磁头开窗一侧。
10、 根据权利要求 5或 8所述的一种基于磁头安装方法下的结构, 其特征在 于: 所述磁头引脚面朝向所述磁头开窗一侧。
PCT/CN2014/071046 2013-08-02 2014-01-22 一种磁头安装方法及其结构 WO2015014112A1 (zh)

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CN201310332492.X 2013-08-02

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