CN217241084U

CN217241084U - Magnet fixing structure for electronic manufacturing jig

Info

Publication number: CN217241084U
Application number: CN202220017604.7U
Authority: CN
Inventors: 邓育智
Original assignee: Shenzhen Dengpu Technology Co ltd
Current assignee: Shenzhen Dengpu Technology Co ltd
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-08-19
Anticipated expiration: 2032-01-04

Abstract

The utility model discloses a magnet fixed knot constructs for electronic manufacturing tool, it includes tool and magnet, still including magnet fixed establishment, the tool has the depressed part, the depressed part is used for inlaying establishes magnet, the magnet periphery is provided with magnet fixed establishment, and magnet fixed establishment fixes magnet in the depressed part of tool steadily, makes the magnetism tool can produce steadily. The utility model discloses the demand of long-term production is satisfied to steadiness and the reliability of magnet on can greatly increased tool.

Description

Magnet fixing structure for electronic manufacturing jig

Technical Field

The utility model belongs to the technical field of the PCB processing, in particular to a magnet fixed knot constructs for electronic manufacturing tool.

Background

In the course of working of electron PCB board, need use electronic jig to carry out the support to devices such as circuit board and carry the location, like the welding of SMT paster, the welding of DIP plug-in components, COB welding and some glue technology etc. or the technology of other electronic product processing in addition.

In general, electronic products are designed by adding various capacitors, resistors and other electronic components to a PCB according to a designed circuit diagram, so that various electrical appliances need different SMT patch processing techniques to process the electrical appliances.

SMT paster refers to the abbreviation of a series of process flows that are processed on a PCB basis. SMT is a Surface mount Technology (abbreviated as Surface mount Technology) in which a leadless or short-lead Surface mount component (SMC/SMD, hereinafter referred to as a chip component) is Mounted on a Surface of a Printed Circuit Board (PCB) or a Surface of another substrate, and then soldered and assembled by reflow soldering, dip soldering, or the like.

For example, patent application 200810216884.9 discloses a Flexible Printed Circuit (FPC) Surface Mount Technology (SMT) and a magnetic fixture and steel mesh used in the technology. Magnetic jig including pressing and detaining apron and magnetic tray, magnetic tray for having magnetic base plate, press and detain the sheet metal of apron for can being attracted by the base plate, be provided with the slotted hole that supplies flexible circuit board printing tin cream and paster to use on pressing and detaining the apron, its characterized in that, press and detain the steel sheet of apron for can being attracted by magnet, last etching have with press and detain the ladder layer that the apron shape is the same, the degree of depth on ladder layer is the same with the thickness of steel sheet. Before printing, the magnetic tray is fixed on the positioning base, then the flexible circuit board and the pressing buckle cover plate are sequentially placed, after positioning is accurate, the flexible circuit board and the magnetic jig are taken out of the positioning base together, and solder paste printing, surface mounting and reflow soldering processes are carried out.

This patent application adopts the magnetism tray and presses to detain the apron and fix the flexible printed circuit board firmly as the magnetism tool, so the use of tool is more convenient in whole surface mounting process, but also can exempt from to wash. However, in the jig, the magnetic body is inlaid by gluing, and the glue is easy to age and lose effect under long-term high-temperature baking, so that the magnetic body falls off, and the magnetic body needs to be pasted again, which brings inconvenience to production.

Disclosure of Invention

Based on this, consequently the utility model discloses a first order ground provides a magnet fixed knot constructs for electronic manufacturing tool, and this magnetism tool can fix magnet firmly, no longer adopts sticky mode, makes the fixed more reliable and firm of magnet, has improved the life of tool.

In order to achieve the above purpose, the technical scheme of the utility model is that:

the utility model provides a magnet fixed knot constructs for electronic manufacturing tool, its includes tool and magnet, its characterized in that still includes magnet fixed establishment, the tool has the depressed part, the depressed part is used for inlaying establishes magnet, the magnet periphery is provided with magnet fixed establishment, and magnet fixed establishment fixes magnet in the depressed part of tool steadily, makes the magnetism tool can produce steadily.

Further, the magnet is circular, oval, square, polygonal or any shape.

Further, the recessed portion is provided with a magnet embedding portion and a fixing mechanism arranging portion, wherein the magnet embedding portion is located in the middle of the recessed portion, the fixing mechanism arranging portion is located on the periphery of the magnet embedding portion, and the recessed portion is provided with the magnet embedding portion and the fixing mechanism arranging portion so that the magnet and the magnet fixing mechanism are not exposed on the surface of the jig.

Further, the magnet fixing mechanism is a magnet pressing strip which is arranged on the periphery of the magnet and extends out of the magnet to be pressed on the magnet, so that the magnet fixing mechanism has the function of fixing the magnet. The magnet pressing strip is adopted to facilitate the installation and fixation of the magnet, and the production speed and the production efficiency of the magnetic jig are improved.

Furthermore, the magnet pressing strips are one or more and are uniformly distributed on the periphery of the magnet, and the magnet pressing strips are made of metal or other materials so as to have a stable fixing effect.

Further, the magnet and the magnet fixing mechanism can be arranged on one surface or the upper surface and the lower surface of the jig or any other surface or any other position.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a magnet fixed knot constructs for electronic manufacturing tool that realizes inlays through the depressed part and establishes magnet and magnet fixed establishment, and magnet fixed establishment fixes magnet in the depressed part of tool steadily, makes the magnetism tool produce steadily. The stability and the reliability of the magnetic jig can be greatly increased, and the requirement of long-term production is met.

Drawings

Fig. 1 is a schematic structural diagram implemented by the present invention.

Fig. 2 is a partially enlarged view of a portion a shown in fig. 1.

Fig. 3 is a schematic structural view of part a before the magnet is mounted.

Fig. 4 is a schematic structural view of the part a after the magnet is mounted.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Fig. 1 and fig. 2 show a magnet fixing structure for an electronic manufacturing jig, which is realized by the method of the present invention, comprising a jig 1, a magnet 3, and a magnet fixing mechanism 4, wherein the jig 1 has a recess 2. Usually, the recesses 2 are uniformly distributed on the jig 1, and have a plurality of recesses to provide sufficient magnetism. The concave part 2 is used for embedding the magnet 3 and the magnet fixing mechanism 4, the magnet fixing mechanism 4 is arranged on the periphery of the magnet 3, and the magnet fixing mechanism 4 can stably fix the magnet 3 in the concave part 2 of the jig, so that the magnetic jig 1 can be stably produced.

The magnet 3 may be any shape of circle, ellipse, square, polygon. Theoretically, the magnet 3 only needs to be inserted into the recess 2 of the jig 1, and actually, for convenience of installation and fixation, the magnet 3 is generally provided in a circular or oval shape, which is shown in fig. 2 as a circle.

As shown in fig. 3, the recess 2 has a magnet embedding portion 21 and a fixing mechanism setting portion 22, wherein the magnet embedding portion 21 is located in the middle of the recess 2, the fixing mechanism setting portion 22 is located at the periphery of the magnet embedding portion 21, and the magnet embedding portion 21 and the fixing mechanism setting portion 22 are arranged on the recess 2 to accommodate the magnet 3 and the magnet fixing mechanism 4 therein, so that the magnet 3 and the magnet fixing mechanism 4 are not exposed on the surface of the jig.

The magnet fixing mechanism 4 is embodied as a magnet pressing strip, and the magnet pressing strip 4 is arranged on the periphery of the magnet 3 and extends towards the magnet 3 to be pressed on the magnet, so that the magnet fixing mechanism has the function of fixing the magnet. Adopt magnet layering 4 firstly for the ease of setting up, secondly the installation and the fixed of the magnet 3 of being convenient for improve the production equipment speed and the efficiency of magnetism tool 1.

In general, in order to stably fix the magnet 3, the magnet pressing strips 4 are provided in plurality and uniformly distributed on the periphery of the magnet 3, and the magnet is pressed from the periphery of the magnet 3, so that the magnet has a stable fixing function; and the magnet pressing strip 4 is made of metal material so as to have a stable fixing function.

Generally, the magnet 3 and the magnet fixing mechanism 4 are disposed on one surface of the jig, and in some cases where it is necessary to increase the magnetic property, the magnet 3 and the magnet fixing mechanism 4 may be disposed on both the upper and lower surfaces of the jig.

When the jig is installed, the structure of the concave part of the jig 1 is shown in fig. 3, and a plurality of magnet pressing strips 4 are arranged in the concave part 2 on the jig 1; the middle of the concave part 2 is a circular magnet embedding part 21, the edge of the magnet embedding part 21 is provided with a plurality of fixing mechanism arranging parts 22 (the number of the fixing mechanism arranging parts 22 is 3 in the figure), and the fixing mechanism arranging parts 22 form a surrounding posture on the magnet embedding part 21, so that the magnet pressing strip 4 can surround and press the magnet 3 from the periphery of the magnet 3.

When the magnet 3 needs to be placed, as shown in fig. 4, the magnet is placed in the magnet embedding portion 21; then, the magnet pressing strip 4 is bent towards the magnet 3, so that the magnet pressing strip 4 presses the magnet 3, and the structure shown in fig. 2 is formed, and the magnet 3 is firmly fixed in the concave part 2 by the magnet pressing strip 4.

In a word, the utility model discloses a magnet fixed knot constructs for electronic manufacturing tool that realizes inlays through the depressed part and establishes magnet and magnet fixed establishment, and magnet fixed establishment fixes magnet in the depressed part of tool steadily, makes the magnetism tool can produce steadily. The stability and the reliability of the magnetic jig can be greatly increased, and the requirement of long-term production is met.

The utility model discloses a be applied to the structure and do not be restricted to and use the SMT paster, other electronic manufacturing all need this kind, as long as the electronic manufacturing utensil, uses the industrial production that the part welded, like the COB welding, the fixed mode of this kind of fixed magnet that all electronic manufacturing process such as some glue processes and so on can all use.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a magnet fixed knot constructs for electronic manufacturing tool, its includes tool and magnet, its characterized in that still includes magnet fixed establishment, the tool has the depressed part, the depressed part is used for inlaying establishes magnet, the magnet periphery is provided with magnet fixed establishment, and magnet fixed establishment fixes magnet in the depressed part of tool steadily.

2. The magnet fixing structure of claim 1, wherein the magnet has a circular, oval, square or any other shape.

3. The magnet fixing structure of claim 1, wherein the recess has a magnet embedding portion and a fixing mechanism setting portion, wherein the magnet embedding portion is located in the middle of the recess, and the fixing mechanism setting portion is located at the periphery of the magnet embedding portion.

4. The magnet fixing structure for an electronic manufacturing tool as claimed in claim 1, wherein the magnet fixing means is a magnet pressing strip provided at a periphery of the magnet and protruding toward the magnet to be pressed on the magnet.

5. The magnet fixing structure of claim 4, wherein the magnet beads are one or more or any number of magnet beads uniformly distributed around the periphery of the magnet, and the magnet beads are made of metal or any other material.

6. A magnet fixing structure for use in an electronic manufacturing tool as claimed in claim 1, wherein the magnet and the magnet fixing mechanism are disposed on one surface of the tool, or on both the upper and lower surfaces, or on any other surface or any other location.