JP2001274543A - Mounting part disassembling tool - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a device for disassembling mounting parts, which has a low cost and by which disassembling work for the mounting parts is easy. SOLUTION: A soldering iron terminal 20 is divided into two parts in the longitudinal direction of a trench part of the soldering iron terminal 20 to make a first soldering iron terminal 20A and a second soldering iron terminal 20B. The terminal of a soldering iron 10 is equipped with the first soldering iron terminal 20A, an operating lever 30 is provided with a part of the periphery of the second soldering iron terminal 20B and the split first and second soldering iron terminals 20A and 20B are junctioned by a rotating axis 21.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a jig for removing a mounted component, and more particularly, to a jig for removing a mounted component used for removing a mounted component soldered on a substrate.

[0002]

2. Description of the Related Art As a mounting component removing jig for removing a mounting component soldered on a substrate, there is a conventional jig as shown in FIG. As shown in the figure, this mounting component removing jig includes a soldering iron 10 and an inverted concave iron tip 20 attached to the tip of the soldering iron 10.

In order to remove the mounted component 100 soldered to the substrate 50 by the mounting component removing jig configured as described above, first, an iron tip 20 corresponding to the size of the mounted component 100 is prepared and a soldering iron 20 is prepared. The soldering iron 10 is attached to the tip of the soldering iron 10, and the soldering iron 10 is energized to heat the iron tip 20, so that the groove 26 covers the mounted component 100. Then, the end 21 of the iron tip 20 comes into contact with a solder area 51 where the lead pins 101 protruding from both sides of the mounted component 100 are soldered to the substrate 50. Thereby, heat is simultaneously applied to the solder region 51, and the solder in the solder region 51 is melted. In this state, the mounted component 100 is detached from the substrate 50 using tweezers or the like.

[0004]

However, according to the above-described conventional jig for mounting component removal, there are the following problems. (1) First, when mounting parts having different sizes are to be removed, it is necessary to prepare and replace the iron tip corresponding to the size of the mounting parts each time and use it, resulting in high cost. Was. (2) Second, to remove the mounted components from the board,
Since the mounted component is grasped and removed by tweezers or the like in a state where the solder in the solder region is melted, there has been a problem that the operation of removing the mounted component becomes complicated.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a mounting component removing jig which is inexpensive and easy to remove the mounting component.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a mounting component soldered to a substrate by a tip having an inverted concave-shaped groove fixed to a shaft of a soldering iron. In the mounting component removal jig to be removed, the iron tip is divided into a shaft fixing portion fixed to the shaft and a plurality of non-shaft fixing portions not fixed to the shaft in the length direction of the concave groove, The mounting component removal, wherein the shaft fixing portion and the plurality of non-axis fixing portions are connected in a width direction of the groove, and operation means for performing a predetermined operation on the plurality of non-axis fixing portions is provided. Jig for use.

In the above configuration, the plurality of non-axis fixing portions are rotatably connected to the shaft fixing portion on the divided surfaces, and the concave groove can be opened and closed by operating the operating means. Is desirable.

Preferably, the shaft and the operating means are connected by a spring.

Further, the shaft fixing portion and the plurality of non-axis fixing portions are slidably connected in the width direction of the groove on the divided surface, and the groove of the concave groove is operated by the operation means. It is desirable that the width be freely expandable and contractible.

[0010] Further, it is preferable that a non-thermally conductive member is attached to an inner periphery of the groove of the iron tip formed by the shaft fixing portion and the plurality of non-axis fixing portions.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS FIG.
A mounting component removing jig according to an embodiment of the present invention will be described in detail.

<First Embodiment> FIG. 1 is a view showing a configuration of a mounting component removing jig according to a first embodiment. The same components as those of the conventional mounting component removing jig shown in FIG. 5 are denoted by the same reference numerals, and thus duplicate description is omitted. However, in the present embodiment, the iron tip 20 is made movable. It is different from the conventional mounting component removal jig.

That is, as shown in FIG. 1, the mounting component removing jig according to the present embodiment divides the iron tip 20 into two in the longitudinal direction of the groove of the iron tip 20 and splits the iron tip 20 into two pieces. 20A and a second iron tip 20B, and a first iron tip 20A
At the same time, the operating lever 30 is provided on a part of the outer periphery of the second iron tip 20B, and the divided first and second iron tips 20A, 20B are connected by the rotating shaft 25. It is composed.

Hereinafter, the operation of the mounting component removing jig according to the present embodiment will be described with reference to FIG. FIG.
3A and 3B, the size of the mounted component 100 soldered on the substrate 50 is larger than the size of the concave groove 26 formed by the first iron tip 20A and the second iron tip 20B. FIG. 8 is a diagram for explaining an operation of removing a mounted component in a case. As shown in FIG. 2A, the size of the mounted component 100 soldered on the substrate 50 is larger than the size of the concave groove 26 formed by the first iron tip 20A and the second iron tip 20B. If it is larger, as shown in FIG. 2 (b), the operating lever 30 is operated to rotate the second iron tip 20B counterclockwise about the rotating shaft 25 in the figure, thereby forming the concave groove. The groove width of 26 is expanded, and the mounting component 100 is covered so as to cover it.

Then, the tip 21A of the first iron tip 20A
And the tip 21B of the second iron tip 20B abuts on the solder area 51. Thereby, heat is simultaneously applied to the solder region 51, and the solder in the solder region 51 is melted. In this state, the operation lever 30 is operated to rotate the second iron tip 20B clockwise about the rotation shaft 25 in the figure. This allows
The tip 21A of the first iron tip 20A and the second iron tip 20B
Of the mounting component 100 comes into contact with the outer periphery of the mounting component 100 and grips the mounting component 100 from the outer circumference. Then, the mounting component 100 is removed from the substrate 50 by lifting the soldering iron 10 vertically upward.

If the size of the mounted component 100 soldered on the substrate 50 is smaller than the size of the groove 26 formed by the first iron tip 20A and the second iron tip 20B, or If they almost coincide, the operation lever 3
By operating 0, the width of the groove 26 is reduced by rotating the second iron tip 20B clockwise about the rotation axis 25 in the figure to cover the mounting component 100 by covering it. By melting the solder in the solder area 51 and further operating the operation lever 30 to rotate the second iron tip 20B clockwise about the rotation shaft 25 in the figure, the first iron tip 20A tip 21A and second iron tip 2
The mounting component 100 may be removed from the substrate 50 by grasping the mounting component 100 from both sides with the leading end 21B of 0B and pulling up the soldering iron 10 vertically upward in the drawing.

As described above, according to the mounting component removing jig according to the present embodiment, the groove width of the concave groove portion is expanded or reduced by operating the operation lever, and the tip of each of the expanded or reduced iron tip portions. Abuts on the solder area and melts the solder, so there is no need to prepare a different size iron tip every time a different size mounting component is removed.
Mounting components can be removed at low cost. Further, since the mounted component can be gripped and the mounted component can be removed by operating the operation lever, the removing operation can be easily performed.

<Second Embodiment> FIGS. 3A and 3B
FIG. 6 is a diagram showing a configuration of a mounting component removing jig according to a second embodiment. The same components as those of the first embodiment shown in FIG. 1 are denoted by the same reference numerals, and thus the description thereof will not be repeated. However, in the present embodiment, the first iron tip portion 20A is attached. The second embodiment differs from the first embodiment in that the shaft 11 of the soldering iron 10 and the second iron tip 20B are connected by a spring 60.

That is, as shown in FIG. 3A, an operation piece 31 having a predetermined angle of inclination is provided on the surface of the second iron tip 20B opposite to the side where the concave groove 26 is formed. The second iron tip 20B is formed as described above, and the inclined portion of the operation piece 31 of the second iron tip 20B and the shaft 11 of the solder iron 10 are connected by a spring 60.
To connect.

With this configuration, as shown in FIG. 3 (b), if the operation piece 31 is gripped and the spring 60 is compressed counterclockwise about the rotation shaft 25 in the figure, the iron tip The groove width of the concave groove portion 26 can be increased, and the groove width can be reduced by the tension of the spring 60. Moreover, the mounted component can be easily removed from the substrate 50 by holding the mounted component from both sides by the tension.

<Third Embodiment> FIG. 4 is a view showing a configuration of a mounting component removing jig according to a third embodiment. The same components as those of the first embodiment shown in FIG. 1 are denoted by the same reference numerals, and thus the duplicate description will be omitted. In the present embodiment, however, in the present embodiment, the dividing surface of the first iron tip 20A One protrusion 22 and two grooves 2 on both sides of the protrusion 22
3A and 23B, and the second iron tip 20B is
Second iron tip 20B facing the split surface of the iron tip 20A
Is different from the jig for mounting component removal according to the first embodiment in that two projections 24A and 24B and one groove (not shown) are provided on the divided surface of.

In this embodiment, the two levers 24A, 24B provided on the divided surface of the second iron tip 20B are provided on the divided surface of the first iron tip 20A by the operation lever 30. The first groove is inserted into the two grooves 23A and 23B, and
One of the protrusions 22 provided on the divided surface of the iron tip 20A is fitted into one groove (not shown) provided on the divided surface of the second iron tip 20B. When the groove width of the concave groove 26 is increased, the first iron tip 20A and the second iron tip 20B are fitted shallowly in the horizontal direction, and when contracted, they are fitted deeply in the horizontal direction.

Thus, the groove width of the iron tip can be adjusted according to the size of the mounted component 100. In addition, by operating the operation lever 30 to reduce the groove width of the iron tip,
The mounting component 100 can be easily removed from the substrate 50 by grasping it from both sides.

In each of the embodiments described above,
For convenience of explanation, an example in which the iron tip is divided into two in the groove direction has been described, but the number of divisions is not limited to this, and may be divided into a plurality as necessary. Further, a non-thermally conductive member, for example, asbestos or the like may be adhered to the inner peripheral surface of the concave groove of the iron tip so as to prevent the mounted component from being damaged by a thermal load.

[0025]

As described above, according to the jig for mounting component removal of the present invention, the mounting soldered to the substrate by the iron tip having the inverted concave groove fixed to the axis of the soldering iron. In a mounting component removal jig that removes components, the iron tip is divided into a shaft fixing portion fixed to the shaft in the length direction of the concave groove and a plurality of non-shaft fixing portions not fixed to the shaft, and the shaft is fixed. Part and a plurality of non-axis fixing parts are connected in the width direction of the groove, and the plurality of non-axis fixing parts are provided with operating means for performing a predetermined operation, so that each time mounting parts of different sizes are removed. There is no need to prepare iron tips of different sizes, and mounting parts can be removed at low cost. In addition, since the mounted component can be removed by grasping the mounted component by operating the operation means, the removing operation can be easily performed.

[Brief description of the drawings]

FIG. 1 is a diagram showing a configuration of a mounting component removing jig according to a first embodiment of the present invention.

FIG. 2 is a diagram illustrating an operation of removing a mounted component by using the mounted component removing jig illustrated in FIG. 1;

FIG. 3 is a diagram showing a configuration of a mounting component removing jig according to a second embodiment.

FIG. 4 is a diagram showing a configuration of a mounting component removing jig according to a third embodiment.

FIG. 5 is a diagram showing a configuration of a conventional mounting component removing jig.

[Explanation of symbols]

 Reference Signs List 10 solder iron 11 axis 20 iron tip 20A first iron tip 20B second iron tip 21A tip of first iron tip 20A 21B tip of second iron tip 20B 22, 24A, 24B protrusion 23A, 23B groove 25 rotating shaft 26 concave groove 30 operation lever 31 operation piece 50 substrate 51 solder area 60 spring 100 mounted component

Claims (5)

[Claims] 1. A mounting component removing jig configured to remove a mounted component soldered to a substrate by an iron tip having an inverted concave groove fixed to a shaft of a solder iron, wherein the iron tip is In the longitudinal direction of the concave groove, the shaft is divided into a shaft fixing portion fixed to the shaft and a plurality of non-axis fixing portions not fixed to the shaft, and the shaft fixing portion and the plurality of non-axis fixing portions are A jig for mounting component removal, wherein the jig is connected in the width direction and provided with an operation means for performing a predetermined operation on the plurality of non-axis fixing portions. 2. The plurality of non-axis fixing portions are rotatably connected to the shaft fixing portion at the divided surfaces, and the concave groove can be opened and closed by operating the operation means. The mounting component removing jig according to claim 1, wherein: 3. The mounting component removing jig according to claim 1, wherein the shaft and the operating means are connected by a spring. 4. The shaft fixing portion and the plurality of non-axis fixing portions are slidably connected in the width direction of the groove on the divided surface, and the groove of the concave groove is operated by the operation means. The mounting component removing jig according to claim 1, wherein the width is freely expandable and contractable. 5. A non-heat conductive member is adhered to an inner periphery of the groove of the iron tip formed by the shaft fixing portion and the plurality of non-axis fixing portions. Item 5. The jig for mounting component removal according to any one of Items 1 to 4.